阅读说明：本技术 用于封闭用于液体的容器的装置和液体分析系统 (For closing the device and liquid analysis system that are used for the container of liquid ) 是由 弗兰克·齐默尔曼 卡斯滕·金特 丹尼尔·佩尔甘德 于 2019-05-15 设计创作，主要内容包括：提供了用于封闭用于液体的容器(110)的装置(100、200、300)和液体分析系统,以按照至少一种标准化试验,确定该液体的蒸发特性,包括：至少一个温度测量系统(101),该温度测量系统特别地用于通过温度测量器(103)的下端(105),测量该液体的蒸汽温度；封闭件(107),该封闭件包括特别地设计为锥形的外表面(109),该外表面被设计用于接触容器的开口的表面(116),特别是其内表面,以封闭该容器,并且包括贯穿开口(111),温度测量器(103)的一部分被引导穿过该贯穿开口,使得温度测量器的下端被布置在容器的内部(114)；用于沿着温度测量器的纵向方向(115),调节温度测量器(105)的下端的位置的机构,特别是螺旋式机构(113)。(Provide the device (100,200,300) and liquid analysis system for closing the container (110) for being used for liquid, according at least one standardized assays, determine the evaporation characteristic of the liquid, it include: at least one temperature measurement system (101), the temperature measurement system is particularly used for the lower end (105) by temperature meter (103), measures the vapor (steam) temperature of the liquid；Closure member (107), the closure member includes the outer surface (109) for being specifically designed to taper, the outer surface is designed to the surface (116) of the opening of contact container, especially its inner surface, to close the container, and including through opening (111), a part of temperature meter (103) is guided through this through opening, so that the lower end of temperature meter is disposed in the inside (114) of container；For the longitudinal direction (115) along temperature meter, the mechanism of the position of the lower end of temperature meter (105), especially screw type mechanism (113) are adjusted.)

1. it is a kind of for closing the container (110) for being used for liquid, the especially device (100,200,300) of flask, according to extremely A kind of few standardized assays, determine the evaporation characteristic of the liquid, comprising:

At least one temperature measurement system (101), the temperature measurement system are particularly used for through the temperature with lower end (105) It spends measuring appliance (103), measures the vapor (steam) temperature of the liquid；

Closure member (107), the closure member include the outer surface (109) for being specifically designed to taper, and the outer surface is designed For contacting the surface (116) of the opening of the container (110), especially its inner surface, to close the container；And including Through opening (111), a part of the temperature meter (103) be guided through it is described through opening so that the temperature The lower end (105) of measuring appliance (103) is disposed in the inside (114) of the container (110)；

The lower end (105) of the temperature meter (103) is adjusted for the longitudinal direction (115) along the temperature meter The mechanism of position, especially screw type mechanism (113).

2. the apparatus according to claim 1, wherein especially manipulating the screw type mechanism by manipulating the mechanism (113), the lower end of the temperature meter (103) can be changed along the longitudinal direction (115) of the temperature meter (105) position (h).

3. device according to claim 1 or 2, wherein for being adjusted along the longitudinal direction (115) of the temperature meter The mechanism (113) for saving the position of the lower end (105) of the temperature meter (103) includes screw type mechanism (113).

4. device according to claim 3, wherein the screw type mechanism (113) includes having threaded spiral member Part, wherein can be by surrounding helical axis, rotary screw type element adjusts the position (h) of the temperature meter.

5. device according to claim 1 or 2,

Further include:

Middleware (117), the middleware include inner space (119), are specifically located above the closure member (107), The upper end (257) of the temperature meter (203) is wherein disposed in the inner space (119).

6. device according to claim 5,

Further include:

For closing the top cover (123) of the inner space (119),

Wherein the middleware is disposed between the closure member and the top cover.

7. device according to claim 6, wherein the top cover (123,223,323), which has, is designed to through-hole or blind The internal screw thread in hole.

8. device according to claim 6, wherein the top cover (323) forms the coiled member, wherein the temperature The upper end (330) of degree measuring appliance (303) screws into the internal screw thread (328) of the top cover (323) with it.

9. according to device described in preceding claims 6, wherein the coiled member (247) is formed with external screw thread (251) bolt (249),

Wherein the internal screw thread (253) in the top cover (223) is designed to through screw thread, and the bolt is threaded into described through spiral shell Line, to contact upward pre-tensioned positive (257) of the upper end of the temperature meter (203).

10. device according to claim 5,

Prestressing force wherein is generated by helical spring (259), the temperature meter is guided through the helical spring, and The helical spring is supported in the lower end (261) of the middleware, and is supported on the protrusion of the temperature meter (267) on upper end (265), so that it is pre-tensioner upwards.

11. device according to claim 5, further includes:

The electronic circuit being specifically arranged in the inner space of the middleware, the electronic circuit are specifically located at printing electricity It on road plate (241), is designed to, handles the measurement data exported by the temperature meter, be particularly converted into number Word signal.

12. device according to claim 11, wherein the electronic circuit further include:

Electronic memory, the electronic memory are used for or include the calibration data for the temperature meter；And/or

Analog-digital converter；And/or

Communication module, the communication module are designed to wirelessly or wiredly transmit digital signal；And/or

Reference resistance is based on the reference resistance, determines the temperature meter, especially Pt100, more particularly The resistance depending on temperature of MetallPt100.

13. device according to claim 1 or 2, wherein the temperature measurement system (101) includes other temperature measurement Device (129), especially thermocouple, wherein the temperature meter is guided through the closure member, and its lower end (127) quilt It is designed as, measures the temperature on the bottom (118) of the container (110).

14. device according to claim 13, wherein the other temperature meter:

It can be set in position, or

It is pre-tensioner downwards by pre- other spring (231), especially helical spring, wherein the other pre- spring Particularly be pressed downward other printed circuit board (275), wherein the other temperature meter (229) be fixed on it is other On the printed circuit board.

15. device according to claim 5, wherein the middleware at least about and/or accommodate the upper of the closure member Portion, and particularly include that elastic bail wire (381) is caught in when so as in the opening that closure member is completely screwed into the container Below the outwardly projecting protrusion (382) of the external opening wall (302) of the opening of the container.

16. device according to claim 11, further includes:

The especially supporting element (133) of Cylindrical symmetry, the supporting element are disposed in above the closure member, are particularly arranged On the middleware, transverse to the temperature meter longitudinal direction protrude from the closure member and/or the centre Part, the supporting element can be mutually embedding with the mating member (277) of auxiliary device, wherein the supporting element or the mating member are by reality It applies as plug connector elements, and the supporting element or the mating member are implemented as sleeve-like element.

17. device according to claim 16, wherein the supporting element includes the material and/or magnetic material of magnetizable.

18. device according to claim 16, further includes:

Plug (135) and/or socket (271), particularly to pass through electrical cable, so that the electronic circuit is electrically connected with extraneous It connects and is possibly realized.

19. device according to claim 18, wherein the plug (135；Or the socket and the supporting element 271) (133；233) it integrates.

20. device according to claim 18,

Wherein the plug (335) and/or the socket and the supporting element (333) are implemented separately in the end of connecting cable Place is particularly implemented as including magnetic plug or magnetic bushing.

21. device according to claim 5, wherein the closure member is made of Teflon, and/or the wherein middleware It is made of nylon.

22. device according to claim 1 or 2, further includes:

At least one sealing element (379), the sealing element are preset in the temperature meter (303) and the closure member (307) limitation is described between the surface of opening (311) in.

23. a kind of liquid analysis system (150,550), especially a kind of automatic distillation unit, particularly according at least one Standardized assays analyze liquid, comprising:

Container (110,510), the container include opening, particularly include the branch for being directed to condenser；And

Device (100,200,300,500) according to any one of the preceding claims for closed container.

24. liquid analysis system according to claim 23, further includes:

It supports receiving portion (277), the support receiving portion is designed to, and accommodates the supporting element of described device；And/or

Heater (143), the heater are arranged to, and heat the container from below；And/or

Control system, the control system are designed to, and manipulate the heater, and/or are obtained and particularly according to standard Change the measurement data of temperature measurement system described in test assessment.

Technical field

This disclosure relates to a kind of for closing the device for being used for the container of liquid, with according at least one standardized assays, Determine the evaporation characteristic of the liquid；And a kind of liquid analysis system is further related to, especially a kind of automatic distillation unit, with special Liquid is analyzed according at least one standardized assays in ground.

Background technique

The disclosure belongs to automatic field (perhaps normal pressure) distillation unit (ADU) wherein by automatic (or normal pressure) distillation Unit can determine the boiling behavior of liquid, especially oil product or solvent according to different specification (such as ASTM D86) Boiling behavior.Here, the sample container of heating schedule from below, i.e., so-called flask, and it is cold in other words by liquefier The distillate generated herein is emitted into collection vessel by condenser.In addition, being measured by means of temperature, the distillation behavior of liquid is characterized.

For example, for quality management, must be received by fractionation mineral oil product as made from mineral oil (such as meet for diesel oil specification ASTM D975's and EN 590 and specification ASTM D4814 and EN228 for gasoline ) standardized assays.In order to obtain comparable test result, it is necessary to be tried according to specification ASTM D86/ISO 3405 It tests, to control refining process and authenticate final products.

Solvent is manufactured in refinery and petrochemical plant, and solvent is for example used to for pigment being dispersed in coating. In order to determine the distillation characteristic of the solvent (such as gasoline) with relatively wide boiling range, using ASTM D86.For determination The purity of solvent, in addition using the ASTM D850 for organic liquid and the ASTM D1078 for aromatic hydrocarbon.

US 6,581,443B2 discloses a kind of for determining the process of the distillation feature of liquid mineral oil product.Heating is steamed The sample in container is evaporated, during this period, measures the temperature of sample in liquid phase and steam phase.In addition, continuing in distillation process Measure the pressure in the steam phase of sample.

203763880 U of CN discloses a kind of vacuum distillation unit comprising distillation container, is installed on the first rubber stopper First rubber stopper and protrude into distillation container in thermometer, the second rubber stopper and be installed on the second rubber stopper and protrude into installation hold Glass capillary in device.One end of thermometer is protruded into distillation container, and distillation container is protruded into one end of glass capillary In, until its adjacent sidewalls.

202315368 U of CN discloses a kind of negative pressure stripping device comprising distills container, Heating Chain and is inserted in rubber Thermometer beyond the Great Wall.The pressure in distillation container can be reduced, to prevent from receiving container explosion.

904960 A of GB discloses a kind of steaming of liquid mixture for controlling distillation and for determining such as mineral oil Evaporate the utensil of feature.Container is equipped with electric heater and thermocouple.By the thermograph of thermocouple measurement in temperature-time chart In.

DE 1498555A1 disclose it is a kind of for according to the boiling temperature that temporally measures and records fluid sample from Dynamic distilling apparatus.Thermocouple is positioned in the bottom of container, can determine the peak temperature at the end of distillation.In addition, thermoelectricity It is even to be connect with logger, to record vapor (steam) temperature.

According to the prior art, distillation container is closed with plug or flask, wherein one or two temperature-measuring element are drawn It leads across plug.For example, Pt100 temperature sensor can be guided through plug, and measured in the upper area of flask The vapor (steam) temperature of sample to be tested.In addition, plug can also be guided through by doing sensor, burnt until its lower prong contacts The bottom of bottle.At the time of the second temperature sensor can identify that the last remainder of sample is evaporated from the bottom of container.

According to the prior art, temperature sensor manually must be directed across plug by the operator of equipment, and will be electric Cable is connected to evaluation facility.Further, it is necessary to calibrate sensor before the start of the measurement.These work steps are easy error and valence Lattice are expensive, and may cause wrong measurement.

Summary of the invention

Therefore, the purpose of the disclosure is, safely to operate flask together with plug, and also want Simplify the operation of temperature sensor.In addition, the purpose of the disclosure is, the reliability of measurement and the component for measurement is improved And the positive mechanical support of safety, especially realization container.

The purpose is realized by a kind of device for closed container.In addition, the purpose passes through claimed liquid point Analysis system, especially automatic distillation unit are achieved, and which includes the devices for closed container.

According to a kind of embodiment of the disclosure, provide a kind of for closing the container for being used for liquid, especially flask Device, to determine the evaporation characteristic of the liquid according at least one standardized assays, comprising: at least one temperature measurement system System, the temperature measurement system are particularly used for measuring the vapor (steam) temperature of the liquid by the temperature meter with lower end；Closing Part, the closure member include the outer surface for being specifically designed to taper, which is designed to the table of the opening of contact container Face, especially its inner surface, with (such as steam seal) container is closed, and including running through opening, temperature meter A part is guided through this through opening, so that the lower end of temperature meter is disposed in the inside of container；For along temperature The longitudinal direction for spending measuring appliance, adjusts the mechanism of (vertical) position of the lower end of temperature meter, especially screw type mechanism.

According to alternate embodiment, in a longitudinal direction, the mechanism for adjusting the position of the lower end of temperature meter can To include the combination being made of rack and pinion.In other alternate embodiment, which also may include pull rod and push away The combination of bar.

According to applied code test in strict regulations guideline, according to the embodiment of the disclosure, predetermined volume Sample is loaded into sample container (such as flask), and closes the sample container with for closed device.Then defining Under conditions of heat sample so that sample segment evaporate.The cooling steam in condenser line, and condensed water is collected in cylinder In.During being tested, by means of temperature measurement system, the temperature and time of steam is recorded.As standardized automatic steaming Evaporate test as a result, can for example obtain following parameters:

Initial boiling point, i.e., the first drop distillate enter temperature when accommodating in cylinder

Final boiling point, i.e. maximum temperature in distillation process

It collects in the total volume for receiving the distillate in cylinder

The sample remained in distillation container is remaining

It does, i.e., temperature when last drop distillate is evaporated from container bottom

Distillation curve.

It can be by the way that temperature be drawn relative to the opposite recovery volume accommodated in cylinder, to obtain distillation curve.According to Distillation curve can be used as the difference between maximum temperature and minimum temperature, obtain the boiling range of such as sample.

Particularly, the embodiment of the disclosure is adapted to execute for distilling stone in the applying date effective version The code test of oil product, such as ASTM D86 (group 0 to 4), ISO3405, IP123, BS2000-123.

The embodiment of the disclosure is also adapted to execute the code test for being used for solvent distillation, such as ASTM D1078, IP 95,BS2000-195,ASTM D850.As being tested as a result, the corresponding distillation that can obtain examined sample is bent It line and, for example, does.For the respective version in the applying date effective code test, above-mentioned test can be carried out.

The embodiment of the disclosure can for example support the standard of sample of the boiling spread between such as 20 DEG C to 400 DEG C Change and examines.Particularly, can support standard ASTM D86, ASTM D850, ASTM D1078 and ISO 3405, IP 123, IP 195, it is all these respectively all referring to the applying date effective version.The detailed description of these code tests can be from ASTM (such as www.ASTM.org) is obtained.According to the embodiment of the disclosure, 0 DEG C to 450 DEG C of vapor (steam) temperature range can be supported, 0 DEG C to 80 DEG C of condenser temperatures and 0 ° to 50 ° of chamber temp range.In addition, in embodiments, can wrap Normal pressure pressure sensor is included, makes it possible to result calibrating to normal pressure automatically.

Particularly, the embodiment of the disclosure is configured for characterization oil product, is particularly different from for seawater Desalter, the cleaning equipment for waste water, is set for handling the chemistry of hydrocarbon the equipment for drink water purifying Standby, rotary evaporator, the distillation equipment for handling biomaterial.Particularly, the embodiment of the disclosure provides one kind Standardized distillation facility, especially one kind at atmosheric pressure, for the automatic distillation facility of liquid sample, are especially used for The sample of mineral oil product, wherein carrying out the measurement of distillation parameter, wherein testing standard is selected from according to predefined testing standard Multiple possible standards obtain above-mentioned several embodiments by these standards.

It, can be under a reduced pressure or under vacuum, using for measuring distillation ginseng in a kind of alternate embodiment Facility is distilled in several standardization.

Flask particularly refers to glass flask, particularly mainly balloon flask.Particularly, in flask container in other words Lower section, outlet (such as glass tube) can be guided to condensing unit.Particularly, container, more particularly flask can be from That selects in the group of standardised container is any, compatible with the standardized assays of the evaporation characteristic for characterizing sample, as above Text is listed in embodiments.

Liquid for example can be the mineral oil products such as gasoline, diesel oil, kerosene, such as the molten of coatings industry Agent.The determination of evaporation characteristic is for example including evaporation curve, or the above exemplary size enumerated as a result.Standardization examination Testing may include one of test mentioned hereinabove.

Other than this temperature meter, temperature measurement system can also include one or more other temperature measurements Device, such as temperature measurement can be carried out at the different location in container, such as in the gas phase of liquid or in liquid In liquid phase.

Particularly, screw type mechanism can be used, temperature meter is set in (such as vertical) position, so that temperature Measuring appliance is directly before steam enters condensation branch, the vapor (steam) temperature of the liquid of measurement part evaporation.In order to be particularly capable of essence The position really is set, screw type mechanism is provided.Temperature meter for example can be set to, by the resistance for measuring resistance Value measures temperature with the variation of temperature.It includes Pt100 measurement that temperature meter, which for example can be Pt100 measuring appliance in other words, Device.Alternatively, temperature meter may include other temperature sensors.

Temperature meter based on resistance can be embedded in such as glass or metal.Being embedded into metal can subtract The reaction time of few temperature meter, thus to optimize measurement.

Closure member is designed to (such as in specific temperature range and pressure limit, steam seal) closed container Opening.For this purpose, the perforated wall of the appearance face contact container for being specifically designed to taper of closure member (such as frosted) Interior (glass) surface.According under the temperature and pressure that reaches of test, closure member steam seal ground closed container, so that not having Steam can be escaped from container by the opening of container.

Closure member has at least one through opening, the i.e. opening of complete penetration closure member, so that having phase through opening Opening positive for the lower part of closure member and the opening in the top front face of closure member.

The limitation that a part of temperature meter is fully blocked part is surrounded through (interior) surface of opening, particularly steam It seals around, optionally using one or more sealing rings.Closure member for example can substantially have Cylindrical symmetry, and example It can have the outer surface for being designed as taper, such as to contact (interior) surface of the taper of the perforated wall of container.Cylindrical symmetry axis Such as it can accurately extend through through opening.In other embodiments, it can be deviated through opening but be parallel to closing The Cylindrical symmetry axis of the outer surface of part extends.Closure member can be by the material of the high vapor (steam) temperature of resistance (such as up to 450 DEG C) It is made.

If including that closure member is placed at container for closed device, another part of temperature meter can To be arranged in container.

According to the prior art, temperature meter is manually directed across closing cock closure member in other words, and lead to Application pulling force pressure in other words is crossed, elapses temperature meter manually, temperature meter is positioned in container.According to the disclosure, Both without directly applying pressure to temperature meter, without directly pulling force is applied to it, however, it is possible to pass through screwing motion (such as manipulation screw type mechanism), changes (vertical) position of temperature meter.It simplifies as a result, for user by temperature meter Lower end be located in the operation in the position defined for standardized assays, especially its set.Particularly, pass through the reality of the disclosure Scheme is applied, user is avoided and temperature sensor is directed across plug manually.

According to the disclosure, before closed container, just temperature meter is directed across through opening.Only need By manipulating screw type mechanism, the vertical position of set temperature measuring appliance lower end, to reach the configuration of complying with standard test.Spiral shell Rotating mechanism may include at least one internal screw thread and an external screw thread.It, can be with by reversing internal screw thread relative to external screw thread (in a longitudinal direction) change (vertical) position of the lower end of temperature meter.Screwing motion can easily be carried out by user. Screw type mechanism can to change (vertical) position in two directions (such as up and down).

According to a kind of embodiment of the disclosure, screw type mechanism can be especially manipulated, along temperature by manipulating the mechanism The longitudinal direction for spending measuring appliance, changes the position of the lower end of temperature meter.The manipulation of screw type mechanism may include relative to External screw thread relatively reverses internal screw thread.In the case where container is by for the closed situation of closed device, user can access from outside The operating element of screw type mechanism, such as from the upside of the device for closed container.

The lower end of temperature meter for example may be at 0mm to 5mm's along the setting of the position of the longitudinal direction of rod piece In range, in the range of especially 0mm to 3mm, and/or it is limited to this.Used container can neck (or opening Wall) length in terms of in other words perforated wall upper end away to condensation branch branch position vertical distance in terms of have manufacture Tolerance.Even if, still according to standardized assays, realizing the positioning of the definition of temperature meter in order in the case where there is manufacturing tolerance (such as in height of the branch to condensation branch), it can be advantageous to temperature meter is set in above-mentioned zone, and be somebody's turn to do Region wants sufficiently wide, to compensate the manufacturing tolerance of expected manufacturing tolerance, especially container.If the controllability of position is by office It limits in range as defined in the above, then the size of device can be advantageous to keep relatively small, so that particularly, temperature is surveyed The outer surface of upper for the device that measuring device does not have any part to protrude from for closed container.Therefore, can simplify operation and can Device is remained compact.

Temperature meter is adjusted for the longitudinal direction along temperature meter according to a kind of embodiment of the disclosure The mechanism of position of lower end include screw type mechanism.

According to a kind of embodiment of the disclosure, screw type mechanism includes having threaded coiled member, wherein can be with By surrounding helical axis, rotary screw type element adjusts the position of the lower end of temperature meter.Particularly vertically or almost On vertical direction, the adjusting of the position of the lower end of temperature meter is realized.Helical axis can particularly with (if any) Existing (closure member) Cylindrical symmetry axis is overlapped parallel with it in other words.Screw thread may include internal screw thread or external screw thread. Therefore, it is possible to use the available mechanical organ of tradition, Lai Shixian controllability, and can simplify operation.

According to a kind of embodiment of the disclosure, device further includes middleware, which includes inner space, especially Ground is located above closure member, wherein being disposed with the upper end of temperature meter in the interior space.Middleware for example may include shell Body, wherein various other components can be disposed in the interior space.When the upper end of temperature meter is disposed in internal sky Between it is middle when, can be protruded to avoid temperature meter for above closed device.It the upper end of temperature meter can be completely hidden It ensconces in closed device, so as to thus even if not constituting obstacle exterior space.In middleware, such as can be with cloth One or more electronic components and/or mechanical part are set, to support the positioning and/or holding of at least one temperature meter, and/ Or to support the being temperature meter power supply signal of supply control in other words, and/or the measurement number to support output temperature measuring appliance According to.Therefore, the function of closed container not only may be implemented for closed device, one or more can also be advantageously supported at Temperature measurement at the position of definition.

According to a kind of embodiment of the disclosure, device further includes top cover (the cover or upper casing part in other words), with Closed interior space (it is preset in middleware).Middleware can be arranged between closure member and top cover.Top cover can be pre- If also additionally or alternatively being constituted spiral for protecting the component in inner space, and in other embodiments A part of mechanism.

According to a kind of embodiment of the disclosure, top cover has the internal screw thread for being designed to through-hole or blind hole.It produces as a result, The raw different possibilities for realizing screw type mechanism.The axis of thread of internal screw thread in other words the axis of screw for example can with there may be Cylindrical symmetry axis be overlapped or it is parallel with it.

According to a kind of embodiment of the disclosure, top cover forms coiled member, and wherein the upper end of temperature meter is with it Screw into the internal screw thread of top cover.Top cover can be supported relative to middleware, so that top cover is relative in when reversing top cover Between the vertical position of part will not change, still, when by the internal screw thread for screwing into top cover of temperature meter, pass through torsion Top cover, temperature meter move down in other words upwards.The internal screw thread of top cover can be integrally formed with entire top cover or shape As the insertion piece made of the material (such as metal) different from remaining material of top cover.If top cover forms spiral member Part can then preset other recess or protrusion on top cover, to allow to use one or more finger grips, in order to turn round Turn top cover.

According to a kind of embodiment of the disclosure, coiled member is designed to externally threaded (adjusting) bolt, Internal screw thread in middle top cover is designed to adjust bolt through screw thread and be threaded into this through screw thread, with Contact Temperature measuring appliance The upward pre-tensioned front of upper end.Adjusting bolt (especially its grip area) can project upwardly on the upper surface of top cover Side adjusts bolt to allow user to rotate.In the range of protruding from top cover, bolt can have " anti-skidding " outer surface, example Such as there is the groove for being parallel to helical axis in the outer surface of this part for adjusting bolt.

By will adjust bolt be screwed into top cover through screw thread, the lower part front for adjusting bolt can be downwards (i.e. along temperature The direction for spending measuring appliance is downward) the upward pre-tensioned front of the upper end of mobile temperature meter.As a result, also downwards change or Say the vertical position of the lower end of mobile temperature meter.If screwing direction with opposite, bolt will be adjusted in upwardly direction On from back-outing in the screw thread, and wherein externally threaded other sections of bolt remain in top cover in screw thread, then it is warm Degree measuring appliance can due to temperature meter prestressing force and move up, so as to thus in an upward direction change temperature measurement The vertical position of the lower end of device.The upper grip region of bolt being disposed in above top cover for example can be configured as, so that Two fingers (such as thumb and index finger) can be used, easily reverse grip area.

According to a kind of embodiment of the disclosure, generated by helical spring (temperature meter upward) prestressing force, temperature Degree measuring appliance is guided through the helical spring, and helical spring is supported in the lower end of middleware (such as housing parts), And it is supported on the upper end of the protrusion of temperature meter and (clamps therebetween in other words), so that it is pre-tensioner upwards.Spiral Spring can be fully disposed in the inner space of middleware, so that the longitudinal axis weight of its longitudinal axis and temperature meter Close, wherein the longitudinal axis of temperature meter can particularly with (if present) cylinder rotationally symmetric axis of closure member And/or closure member through opening be overlapped or can be parallel with it.

The upper end of temperature meter can be arranged in the inner space of middleware, more precisely, in temperature meter Lower end (vertical) position all possible settings under.According to setting, adjusting bolt can more or less stretch (from top) Enter inner space.The internal screw thread of top cover can integrally be designed with top cover, or be formed to have with remaining material of top cover not The element of same material.Particularly, interior to be formed by the metal sleeve being preset in top cover through screw thread.

According to a kind of embodiment of the disclosure, device further includes the electricity being specifically arranged in the inner space of middleware Sub-circuit, the electronic circuit are specifically located on printed circuit board, are designed to, and handle the measurement exported by temperature meter Data are particularly converted into digital signal.If (especially simulating) the measurement data quilt exported by temperature meter It is converted into digital signal, then can more reliably realize the further biography of the evaluation facility outside the device for closed container It is defeated.In conventional apparatus, analogue measurement data are transferred to external unit from temperature sensor, this may be along with error of transmission. The transmission of digital signal can more reliably be carried out.

According to a kind of embodiment of the disclosure, electronic circuit further include: with the calibration data for temperature meter Electronic memory；And/or analog-digital converter；And/or communication module, it is designed to wirelessly or wiredly transmit number letter Number；And/or reference resistance, it is based on the reference resistance, temperature measuring appliance, especially Pt100, more particularly Metall The resistance depending on temperature of Pt100.Therefore, the measurement data in processing unit itself, the measurement of Lai Jinhang temperature can be passed through The calibration of device and other temperature meter (if any) carries out school without the other facility outside by device It is quasi-.Analog-digital converter is may be designed so that be converted to numerical data for analogue data.Communication module can support traditional communication Agreement, such as Ethernet, USB etc..Wireless transmission can be realized by radio wave.Reference resistance can have the electricity of definition Resistance value, so that the resistance value to be compared with the resistance value that the resistance depending on temperature for temperature meter determines.Calibration Data for example may include one or more features curve, show the resistance value variation with temperature of temperature meter, such as In the form of table, chart or relationship.Particularly, temperature meter may include platinum resistance measuring appliance, such as Pt100.Measurement platinum filament can for example be embedded into metal (Metall Pt100), to reduce the response time of temperature meter. It is, therefore, possible to provide the device with specific temperature measuring appliance, including the calibration data for determining and storing exclusively for it.

According to a kind of embodiment of the disclosure, temperature measurement system include other temperature meter (or especially Multiple other temperature meters), especially thermocouple, wherein temperature meter is guided through closure member, and its lower end It is designed to, measures the temperature on the bottom of container.Other temperature meter can be longer than the first temperature meter.In addition Temperature meter can advantageously be guided it is other through opening in the closure member.Thermocouple may include it is a pair of not With metallic conductor made of material, these metallic conductors are connected at one end, and are surveyed due to pyroelectric effect suitable for temperature Amount.Thermo-electromotive force may be generated because of the temperature difference of (on container bottom) between measurement position and comparison position.Compare position Setting can for example be disposed in inner space, and/or for example can be room temperature.

Other temperature sensor can be set in position, or pass through pre- other spring, especially spiral Spring, it is pre-tensioner downwards, wherein pre- other spring is particularly pressed downward other printed circuit board, wherein other temperature Measuring appliance is fixed on the other printed circuit board.It may thereby be ensured that the lower end of temperature meter in addition is reliably The bottom for contacting container, does can for example to effectively determine.

According to a kind of embodiment of the disclosure, device is designed to so that middleware at least about and/or accommodate close The top of part, and particularly include elastic bail wire, when so as in the opening that closure member is completely screwed into container, it is caught in container Opening external opening wall outwardly projecting protrusion below.

Bail wire can be with the mechanical strength of (reversible) connection between stiffening device and container.In closure member and perforated wall When the inner surface opening of container (perforated wall limitation) contact, bail wire can be opened (under inwardly directed prestressing force) with container The appearance face contact of mouth wall, is particularly disposed in below (outside) protrusion on the upper end of the perforated wall of container.Bail wire It can be compressed by the elastic force of itself in its open end.Therefore, bail wire can surround the outer surface of perforated wall, so that keeping away Exempt to be difficult to elapse bail wire (the outwardly projecting protrusion beyond external opening wall) upwards in other words.Thus, it is possible to realize use Fixation (but reversible) connection between closed device and container.

According to a kind of embodiment of the disclosure, device further includes the supporting element of especially Cylindrical symmetry, the supporting element quilt Be arranged in above closure member, be particularly disposed on middleware, transverse to temperature meter longitudinal direction protrude from envelope Closing member and/or middleware, the supporting element can it is mutually embedding with the mating member of auxiliary device (can particularly be caught in each other, for example, by means of Shape cooperation and/or force-fitting), wherein supporting element or mating member are implemented as plug connector elements (such as male element), and prop up Support member or mating member are implemented as sleeve-shaped (mother) element.

During support section can be used for the standardized assays especially for sample survey, holding meanss are together with container (especially individually, without other supporter).Support section for example can be along with the angle between 90 ° to 45 °, phase For the direction of the longitudinal direction orientation of temperature meter, it is raised in middleware.Therefore, support section for example can (relative to Horizontal direction) it is downwardly convex in middleware slightly.It, both can be when supporting section to be for example raised in middleware obliquely downwards On vertical direction, retentivity can also be realized in the horizontal direction, to ensure that reliable safety is kept.Support at least close of section The axis of symmetry can be relevant to like Cylindrical symmetry to exist, the axis of symmetry is transverse to (temperature measurement system) temperature meter Longitudinal axis, such as be relevant in the range of 90 ° to 45 ° of longitudinal direction of temperature meter.In other embodiments, it props up Support part section does not have any Cylindrical symmetry, but has the cross section of such as rectangular or square, allows and supports section only It is contained in mating member in azimuthal orientation of definition, can be coupled in other words with mating member.It is used for thus, it is possible to realize Effective holding of the closed device together with container in the orientation of definition.

Support section can for example be pushed into mating member, or support section can after mutually embedding at least partially around or Person is around mating member.Support section multiple portions can be formed as, geometrically with the partial complementarity of mating member.Make to support After section is mutually embedding with mating member, supports section and thus entirely can shape-ordinatedly be kept for the device of closed container On mating member.

According to a kind of embodiment of the disclosure, supporting section includes magnetizable material and/or magnetic material.Equally Ground, mating member may include magnetizable material and/or magnetic material, so that the magnetic coupling between support section and mating member Synthesize possibility.The magnetic lock of different designs can be preset between mating member and support section.

According to a kind of embodiment of the disclosure, device further includes plug and/or socket, particularly to pass through electrical electricity Cable makes it possible that electronic circuit is electrically connected with extraneous.

It, then can be to avoid intractable long cable if there is plug or socket.Plug or socket can be with supports Section integrally integrates, it can is part of it.In other embodiments, plug and/or socket are separated with support section Implement particularly to be implemented as including magnetic plug and/or magnetic bushing in the end of connecting cable in ground.If plug and/ Or socket is integrally integrated with support section, then can by keeping mating member and support section mutually embedding, both realized machinery, it is special It is the connection of shape cooperation, also in plug socket and mating member socket corresponding in mating member mating member plug in other words in other words Electrical connection is realized when coupling.It is enough to only have unique handle as a result, even if support section insertion mating member has been enough both in fact Existing mechanical holding, the also electrical connection of realization device (especially together with container).Therefore, operation is significantly simplified.

Closure member (plug in other words) can be made of Teflon and/or middleware can be made of nylon.Alternatively, Plug can also be made of PEEK (polyether-ether-ketone) or PEI (polyetherimide).Other material is also possible.

Device can also include at least one (such as rubber) sealing element, which is preset in temperature meter and envelope Limitation is between the surface of opening in closing member.Thus, it is possible to prevent steam from passing through by temperature meter and limitation in closure member (that may be present) gap leakage between the surface of opening is worn to external environment, leaks to inner space in other words.Sealing element It may include for example one or more O-rings.Such as the one or more O-ring can be pulled by temperature meter.

According to a kind of embodiment of the disclosure, a kind of liquid analysis system is provided, especially a kind of automatic distillation list Member, particularly according at least one standardized assays, to analyze liquid, comprising: particularly have and be directed to going out for condenser The container of mouth branch in other words；And the device for closed container of the one of which embodiment according to described in above. It provides as a result, a kind of for according to standardized assays, the system of inspection such as mineral oil product or solvent.

According to a kind of embodiment of the disclosure, liquid analysis system further include: support receiving portion, the support receiving portion quilt It is designed as, the supporting element of storing apparatus；And/or heater, the heater are arranged to, and heat container from below；And/or control System, the control system are designed to, and manipulate heater, and/or are obtained and particularly assessed temperature according to standardized assays The measurement data of measuring system.

Now, with reference to the attached drawing of accompanying, scheme is described implementation of the disclosure.The disclosure is not limited to shown or institute The embodiment of description.

Detailed description of the invention

Fig. 1 shows liquid analysis system with schematic sectional comprising according to a kind of embodiment of the disclosure For the device of closed container and the container；

Fig. 2 has been shown in section view a kind of part view of the device for closed container of embodiment according to the disclosure Figure, is kept by auxiliary device；

Fig. 3 shows a kind of device for closed container of embodiment according to the disclosure with schematic sectional；

Fig. 4 shows the perspective view of magnetic fastening member, and wherein these magnetic fastening members can be used in and hold for closing In the embodiment of the device of device；And

Fig. 5 shows in a schematic form a kind of liquid analysis system of embodiment according to the disclosure.

Specific embodiment

It should be understood that in the attached drawing of different embodiments, with appended drawing reference only different on first digit To indicate in structure and/or functionally identical or similar element.

Fig. 1 shows a kind of liquid analysis system 150 of embodiment according to the disclosure with schematic sectional, packet Include a kind of device 100 for closed container 110 of embodiment according to the disclosure.Liquid analysis system 150 had both wrapped herein The container 110 for being implemented as glass round bottom flask is included, also includes device 100.

Device 100 is placed in the opening 112 of container 110, so as to steam seal is closed to it.Device 100 Including at least one temperature measurement system 101, which is designed in the gas chamber 114 of measurement container 110 The vapor (steam) temperature of liquid.Temperature measurement system 101 includes the temperature meter 103 with (lower part) end 105, the temperature thus Measuring appliance particularly may be implemented as Pt100, especially Metall Pt100.Temperature measurement system 101 includes being relevant to connect The other element for the attached drawing description got off, especially measurement electronic building brick, electronic memory including calibration data etc..

Device 100 further includes the closure member 107 with the outer surface 109 for being specifically designed to taper, wherein outer surface quilt Designed for contacting the inner surface 116 of the perforated wall 102 of the opening 112 of container 110, with steam seal closed container 110.Envelope Closing member 107 has through opening 111, and a part of temperature meter 103 is guided through this through opening, so that temperature measures The lower end 105 of device 103 is disposed in container, is disposed particularly in vaporium 114.

Device 100 also has for the longitudinal direction 115 along temperature meter 103, adjusts the spiral of vertical position h Mechanism 113.In the embodiment illustrated, the lower end 105 of temperature meter 103 is positioned in the h0 of position, by manipulating spiral shell Rotating mechanism 113 can be set in the range of ± Δ h, such as ± 5mm.Referring to figs. 2 and 3, in different embodiment party Screw type mechanism is illustrated in case.

It further include middleware 117 for closed device 100, which includes inner space 119, is located at closure member 107 tops, wherein being disposed with the upper end 121 of temperature meter 103 in inner space 119.With 123 closed interior space of top cover 119, so that temperature meter 103 does not protrude from the upper end 125 of top cover 123.

In the embodiment illustrated, temperature measurement system 101 includes other temperature meter to device 100 in other words 129, it is uniquely formed as thermocouple, wherein temperature meter is guided through closure member 107, and its lower end 127 is set It is calculated as, measures the temperature on the bottom 118 of container 110.In embodiment shown in Fig. 1, the other temperature meter 129 lower end 127 is pre-tensioner downwards by other pre- spring (being indicated in such as Fig. 2 with appended drawing reference 231), so that The lower end 127 of other temperature meter 129 is pressed towards the bottom 118 of container 110.

Device 100 further includes support section 133, which is disposed in 107 top of closure member, is particularly arranged It is on middleware 117 and coupled, and projected upwards transverse to 115 ground of the longitudinal direction of temperature meter 103 in side In closure member 107 and/or middleware 117, wherein support section can be with (not showing in Fig. 1) mating member phase of auxiliary device It is embedding.In the embodiment depicted in fig. 1, support section 133 is formed plug connector elements (male element), but can also be formed For ferrule element (female element).It supports section 133 with (such as 0 ° to 45 °) angle [alpha], with respect to the horizontal plane 137 tilts down, To make in the vertical direction and in the horizontal direction, reliably holding meanss 100 are possibly realized together with container 110.

Supporting section includes (being integrated in) plug 135, and will pass through electrical cable, realization is contained in internal sky Between electronic circuit in 119 be electrically connected with external.In other embodiments, replace plug 135, preset socket, so as to It is coupled with the plug of auxiliary device.

Plug 135 can be designed as multipole, and can be coupled with cable thereon, and the cable is as cable 139, quilt Guidance is particularly directed to wire guide plate 141, wherein the wire guide plate may include electronic circuit into inner space 119.

Device 150 further includes heater 143, which is disposed in 145 lower section of 110 lower section of container and porous plate, To heat container from below.Device 150 can also include unshowned control system, which is designed to manipulation and adds Hot device 143, and/or obtain and assess the measurement data of temperature measurement system 101.

Fig. 2 shows a kind of device for closed container of embodiment according to the disclosure with schematic sectional 200 a part, wherein illustrating only the perforated wall 202 including inner surface 216 for container.Device 200 and the institute in Fig. 1 The device 100 shown has several similarities, this will not be described in detail again.In Fig. 2, temperature meter is not shown Lower end, but embodiment as shown in Figure 1, the lower end are located at the end of temperature meter 203, so that by along vertical side To 215, temperature meter 203 is elapsed, also can change the position of lower end.

There is coiled member (adjusting bolt) for changing the screw type mechanism 213 of the position of temperature meter 203 247, have and grasps section 249 and external screw thread section 251.At the center of top cover 223, by means of threaded insert 255, the company of offer The internal screw thread 253 passed through, the internal screw thread are implemented as through internal screw thread.By running through internal screw thread 253, it is screwed into coiled member 247 External screw thread section 251.The lower end of coiled member 247, such as the frontside contacts temperature meter 203 of thread section 251 The upper end of pre-tensioned positive 257 temperature meters in other words upwards.The upward prestressing force of temperature meter 203 passes through spiral Spring 259 realizes that rod piece 203 is guided through the helical spring, and the helical spring is supported on the lower end 261 of middleware In, and be supported on cornice 263 and on the upper end 265 of the protrusion 267 of temperature meter 203, so that its pre- upwards Tightly.

Printed circuit board 241 in the inner space 219 of middleware 217 has electronic circuit, and passes through electric lead 269, the measurement data for the sensitive range being located on the lower end of temperature meter 203 is obtained, and be designed to, handles these surveys Data are measured, the conversion of digital signal is particularly calibrated and/or proceeded to.It then can be by cable 239, by numerical data It guides to grafting socket 271, and the plug of such as jack, plug 273 of assessment unit can be inserted into grafting socket, with outside Transmit numerical data in boundary.

It also include other temperature meter 229, (not shown in Fig. 2) in embodiment 200 shown in Fig. 2 Lower end stretches to the bottom of container.The measuring appliance is pre-tensioner downwards by helical spring 231, wherein pre- other spring 231 It is forced downward other wire guide plate 275, and other measuring appliance 229 is placed on the wire guide plate.Other temperature meter Measurement data also by cable 276, be sent to the electronic circuit implemented on circuit board 241.

The support section 233 as plug connector elements has also been devised in Fig. 2, and introduces the mating member 277 of sleeve-shaped, To establish the connection of shape cooperation.When that section 233 will be supported to be mechanically introduced in mating member 277, electric junction box 271 is simultaneously It is electrically connected with Electric plug with shutter 273.

In Fig. 3, with schematic cross sectional views, show a part of the device 300 for closed container, wherein pass through by Closure elements 307 are put into the opening of container, realize the closed state of container only shown partially, wherein passing through perforated wall 302 It is limited.Device 300 shown in fig. 3 only includes unique temperature meter 303.Do not show that other temperature is surveyed Measuring device, but in other embodiments, it can be similar to and be designed shown in Fig. 1 and Fig. 2 and preset other temperature Measuring appliance.

In order to which the outer surface of plugging meter device 303 and the limitation of closure member 307 may between the inner surface of opening 311 O-ring packing 379 has been preset in existing gap.As shown in Figure 3, middleware 317 is at least about closure member 307 Top.In addition, elastic bail wire 381 has been preset, it, should in the case where closure member 307 is driven fully into the opening of container Elastic bail wire is caught in the lower section of the outwardly protruding protrusion 382 of the external opening wall 302 of container.By presetting bail wire 381, it is more difficult to device 300 be extracted from container, especially unexpectedly extracted.

Supporting element 333 includes supporting rod 334, be pushed into the mating member 377 of auxiliary device and be caught in herein, with Just mechanical keep is realized.Support section 333 shown in fig. 3 also at a certain angle, with respect to the horizontal plane tilts down.Downwards Inclined angle [alpha] for example may be between 0 ° to 45 °.Horizontal plane 337 is herein perpendicular to the vertical direction of temperature meter 303 Longitudinal direction 315 in other words.However, supporting element 333 not integrally include plug or electrical socket, as shown in Figure 2 Embodiment.It replaces, discretely with supporting element 333, plug 335 is preset on the end of electrical cable 336.In magnetic Magnetizable material magnet in other words is preset in iron section 338, to couple with pairing magnet (not shown) realization.

The screw type mechanism 313 of embodiment 300 shown in Fig. 3 also with screw type mechanism 113 shown in Fig. 1 and Fig. 2 213 is different in other words.In device 300 shown in Fig. 3, it is preset in top cover 323 internal screw thread 328 (blind hole), and with outer The upper end 330 of the temperature meter 303 of screw thread is threaded into wherein.Top cover 323 (is supported in middleware 317) by rotation, 315 passage temperature meter 303 along vertical direction, so that the vertical position of default temperature-measuring element on its end Change.

Fig. 4 schematically illustrates a kind of embodiment of plug 435, which is for example used as plug 335 (shown in fig. 3) design.(magnetism) plug 435 includes the electricity touching of for example flexible gold goal or gold-plated contact 438 Point 438 and magnet 440.Corresponding electric interface 444 and magnet magnetizable material in other words are preset in mating member 442 446, once wherein magnet 440 is contacted by magnetic force with magnetized coupling element 446, just formation is electric between connector 438 and 444 Bonding.

Fig. 5 schematically shows a kind of liquid analysis system 550 of embodiment according to the disclosure, wherein can be with class It is similar to shown in Fig. 1, Fig. 2 or Fig. 3, designed for the device 500 of closed container 510, therefore it is not carried out in more detail Description is shown in other words.The supporting element 533 of device 500 for closed container is connected with mating member 577, to keep container, In the mating member be placed on the auxiliary device only partially shown.Container 510 further includes the branch 560 of glass pipe section, It is directed to condenser 562, and can make steam liquefied in the condenser.Condensed water can be collected afterwards in cylinder 564 In.The characteristics of evaporation characteristic in order to determine sample to be tested, the liquid volume collected by cylinder 564 can also be measured.

The device 150,550 shown in Fig. 1, Fig. 5 for example can be designed as automatic (or normal pressure) distillation unit (ADU), for example to examine mineral oil product or solvent.Container 110,510 for example can be the sample container of specification, such as Test can be standardized according to specification ASTM D60, ASTM D850, ASTM D1078 or ISO 1078.The disclosure Embodiment safely to operate flask and temperature-measuring element.In addition, the support of flask is possibly realized, So that especially the steam pipe 560 of flask will not be damaged when pressing porous plate heater in other words.In addition, at least one is warm The calibration data of degree sensor can store for being particularly stored in the inner space of middleware in closed device In electronic memory on printed circuit board.The temperature that few one extend into flask is allowed setting into for closed device to pass The height of sensor.In addition, device is designed to, numerical data is converted by the measurement data of at least one temperature sensor. In addition, at least one temperature sensor and/or whole device itself sequence number can permanently store, and/or with facility number Communicate to word.The measured temperature of at least one temperature meter can have the precision of 0.1K.Pass through other temperature sensing The detection done that device is realized can realize by means of thermocouple, because it has relatively low inertia and expected with being more than 100 DEG C of relatively high temperature.Thermocouple can flexibly be supported.Turning for thermocouple is fixed with for this purpose, being flexibly installed on it Fishplate bar.According to the embodiment of the disclosure, it is formed to be made of closure member together with temperature measurement system for closed device Unit so that user only needs less installation to spend, and thus reduce the risk of damage.Calibration data and other configurations number According to or processing data can be stored in electronic memory (such as EEPROM (Electrically Erasable Programmable Read-Only Memory) or microcontroller in emulator) in.Thus, it is possible to save measurement member The calibration of part.Calibration data is not necessarily stored in electronic memory from the beginning, but can also then by user from Row is stored.It is anyway possible to electronic memory be arranged, so as to receive and save calibration data, and energy Enough it is used for assessment of the measurement result.Electronic circuit can be acquired by one the electronic building brick that may be implemented on circuit boards in other words The measurement data of a or multiple temperature meters and these data are pre-processed, particularly before outside transmission, by it Be converted to numerical data.Thus, it is possible to make it possible low vulnerability to jamming higher Information Security in other words.Another In design scheme, other temperature meter can be preset, is used to determine the temperature in the inner space in middleware, so as to Such as make it possible the functional reliability and functionality that monitor whole system temperature measurement system in other words.Hold for closing The device of device is electrically connected and can be realized by the wedge contact of jack, plug etc. with external, and for example may include using In four contacts that voltage is supplied and communicated.

The device for being used for closed container can be maintained in auxiliary equipment, wherein the holding pin by keeping pin It is magnetic and can be fixed by the magnet of auxiliary device.It can be by including at least three use with being electrically connected for auxiliary device Magnetic plug in the contact that voltage is supplied and is communicated is realized.Magnetic plug can be hung at this on short cable, so that inserting When entering plug, plug individually " is leaped " in corresponding bushing.

Other embodiments of the disclosure contactlessly (i.e. wirelessly) to transmit temperature measuring data.Together Whether sample can be wirelessly transmitted identification data, to identify the device for closed container, and particularly shown refer to Device including one or two or more a temperature meters.In order to be wirelessly transferred, corresponding antenna can both be preset in use In in the device of closed installation, can also be preset in auxiliary device.Device for example also can be designed as passive device, In can by wireless energy transmission, realize energy supply.Furthermore, it is possible to make there are driving circuit through antenna reality Existing communication is possibly realized.For example, can be by means of RFID protocol, or communication can also be realized by means of Bluetooth protocol.