阅读说明：本技术 一种测量大气颗粒物氧化潜势的装置 (Device for measuring atmospheric particulate oxidation potential ) 是由 马万征 汪建飞 谢越 肖新 李孝良 蔡永兵 于 2019-08-29 设计创作，主要内容包括：本发明公开了环境监测技术领域的一种测量大气颗粒物氧化潜势的装置,包括密封罐、托板和电动推杆,密封罐和电动推杆分别垂直固定连接在托板的顶部右左侧,密封罐的外壁右侧下部贯穿相通设置有带手动阀门的排液管,电动推杆的顶部水平焊接有收气装置,密封罐的外壁左侧上部通过水平焊接支架固定连接有第一抽风机,第一抽风机的进风口与收气装置的出风口通过软管连接,通过密封罐放置DTT液体,在未需要进行监测时,利用惰性气体循环利用装置释放惰性气体充满密封罐,防止氧化,当需要使用时,注入空气,同时惰性气体被回收,观察数显PH计示数变化速率,判断空气质量,该装置操作方便,便于多环境使用。(The invention discloses a device for measuring the oxidation potential of atmospheric particulates, which belongs to the technical field of environmental monitoring and comprises a sealed tank, a supporting plate and an electric push rod, wherein the sealed tank and the electric push rod are respectively and fixedly connected to the right and left sides of the top of the supporting plate, the lower part of the right side of the outer wall of the sealed tank is communicated with a liquid discharge pipe with a manual valve in a penetrating way, the top of the electric push rod is horizontally welded with an air collecting device, the upper part of the left side of the outer wall of the sealed tank is fixedly connected with a first exhaust fan through a horizontal welding bracket, the air inlet of the first exhaust fan is connected with the air outlet of the air collecting device through a hose, DTT liquid is placed in the sealed tank, when monitoring is not needed, an inert gas recycling device is used for releasing inert gas to fill the sealed tank to prevent oxidation, when the air is needed to be used, the device is convenient to operate and use in multiple environments.)

1. The utility model provides a measure device of atmospheric particulates oxidation potential, includes seal pot (1), layer board (2) and electric putter (4), its characterized in that: the sealing tank (1) and the electric push rod (4) are respectively vertically and fixedly connected to the right and left sides of the top of the supporting plate (2), a liquid discharge pipe (3) with a manual valve is arranged on the lower portion of the right side of the outer wall of the sealing tank (1) in a penetrating and communicating mode, a gas collecting device (5) is horizontally welded on the top of the electric push rod (4), a first exhaust fan (6) is fixedly connected to the upper portion of the left side of the outer wall of the sealing tank (1) through a horizontal welding support, an air inlet of the first exhaust fan (6) is connected with an air outlet of the gas collecting device (5) through a hose (7), a first connecting pipe (8) with a manual valve is arranged between an air outlet of the first exhaust fan (6) and the sealing tank (1) in a communicating mode, a first digital display flow valve (9) is arranged on the first connecting pipe (8), and a low-speed, a stirrer (11) is fixedly connected with the power output end at the bottom of the low-speed motor (10), the lower part of the left side of the sealing tank (1) is communicated with a digital display PH meter (12), and the upper part of the right side of the outer wall of the sealing tank (1) is communicated with an inert gas recycling device (13);

receive gas device (5) and include thick pipe (50) of right-hand member welding gradual change pipe, the outer wall lower part right side of thick pipe (50) is fixed with through-hole through the screw thread and blocks up (51), the sealed spiro union in left end of thick pipe (50) has inner tube (52), the inner wall fixedly connected with LED sterilization lamp pearl (54) of inner tube (52), the right-hand member of inner tube (52) is provided with baffle (53) through the sealed laminating of torsional spring and fixed axle.

2. The apparatus for measuring the oxidation potential of atmospheric particulates according to claim 1, wherein: and a timer is embedded and fixed on the outer wall of the sealing tank (1).

3. The apparatus for measuring the oxidation potential of atmospheric particulates according to claim 1, wherein: handles are embedded in the centers of the two sides of the upper surface of the supporting plate (2).

4. The apparatus for measuring the oxidation potential of atmospheric particulates according to claim 1, wherein: and a mesh pipe with a sponge sleeve glued on the inner wall is arranged on the outer side of the shell of the low-speed motor (10).

5. The apparatus for measuring the oxidation potential of atmospheric particulates according to claim 1, wherein: inert gas cyclic utilization device (13) are including opening rectangle box body (130) forward, the inner chamber bottom fixedly connected with second air exhauster (131) of rectangle box body (130), the inner wall right side upper portion of rectangle box body (130) communicates with each other and is fixed with Y type pipe (132) that the branch end has the solenoid valve, the lower part branch end of Y type pipe (132) is connected with the air outlet of second air exhauster (131), the air intake of second air exhauster (131) and the upper portion branch end homogeneous phase through-weld of Y type pipe (132) have run through and extend to second connecting pipe (133) of seal pot (1) inner chamber, the main aspects of Y type pipe (132) are provided with second digital flow valve (134), the outer end spiro union elasticity gasbag (135) of Y type pipe (132).

6. The apparatus for measuring the oxidation potential of atmospheric particulates according to claim 5, wherein: the outer wall of the elastic air bag (135) is fixedly connected with anti-puncture cloth.

Technical Field

The invention relates to the technical field of environmental monitoring, in particular to a device for measuring the oxidation potential of atmospheric particulates.

Background

The oxidation potential of atmospheric particulates is commonly used for representing the influence of particulates on human health, a Dithiothreitol (DTT) method is a method for determining the oxidation potential of particulates developed in recent years, and a common reducing agent for dithiothreitol has antioxidation, has similar effect compared with mercaptoethanol, but has much smaller pungent smell and much lower toxicity than the mercaptoethanol; when the concentration of DTT is 7 times lower than that of mercaptoethanol, the two effects are similar, and the DTT is poor in stability because the DTT is easily oxidized by air; but the service life of the product can be prolonged by freezing and storing the product or processing the product in inert gas, and the effective reducibility of DTT is reduced along with the reduction of pH value due to the lower nucleophilicity of the protonated sulfur; the device is also often used for reducing disulfide bonds in proteins, can be used for preventing intra-molecular or intermolecular disulfide bonds of proteins formed between cysteines in the proteins, can judge the content of microorganisms in the atmosphere by detecting the change of pH value through the reaction of the disulfide bonds with the proteins of the microorganisms in the atmosphere, and further know the air quality, so that a device for monitoring the atmospheric environment by using the principle is urgently needed to be designed.

Disclosure of Invention

The present invention aims to provide a device for measuring the oxidation potential of atmospheric particulates, so as to solve the problem of the prior art that a device for determining the content of microorganisms in the atmosphere by detecting the change of PH value by using the protein reaction of DDT and the microorganisms in the atmosphere is urgently needed to be designed for monitoring the atmospheric environment.

In order to achieve the purpose, the invention provides the following technical scheme: a device for measuring the oxidation potential of atmospheric particulates comprises a sealing tank, a supporting plate and an electric push rod, wherein the sealing tank and the electric push rod are respectively and fixedly connected to the right side and the left side of the top of the supporting plate in a perpendicular mode, a liquid discharge pipe with a manual valve is arranged on the lower portion of the right side of the outer wall of the sealing tank in a penetrating and communicating mode, a gas collecting device is horizontally welded on the top of the electric push rod, a first exhaust fan is fixedly connected to the upper portion of the left side of the outer wall of the sealing tank through a horizontal welding support, an air inlet of the first exhaust fan is connected with an air outlet of the gas collecting device through a hose, a first connecting pipe with the manual valve is arranged between an air outlet of the first exhaust fan and the sealing tank in a communicating mode, a first digital display flow valve is arranged on the first connecting pipe, a low-speed, the lower part of the left side of the sealing tank is communicated with a digital display PH meter, and the upper part of the right side of the outer wall of the sealing tank is communicated with an inert gas recycling device;

receive gas device and include the thick pipe of right-hand member welding gradual change pipe, the outer wall lower part right side of thick pipe is fixed with the jam through the screw thread through-hole, the sealed spiro union of left end of thick pipe has the inner tube, the inner wall fixedly connected with LED sterilization lamp pearl of inner tube, the right-hand member of inner tube is provided with the baffle through the sealed laminating of torsional spring and fixed axle.

Furthermore, a timer is embedded and fixed on the outer wall of the sealing tank.

Further, handles are embedded in the centers of the two sides of the upper surface of the supporting plate.

Furthermore, a mesh pipe with a sponge sleeve glued on the inner wall is arranged on the outer side of the shell of the low-speed motor.

Further, the inert gas cyclic utilization device includes the rectangle box body that the opening is forward, the inner chamber bottom fixedly connected with second air exhauster of rectangle box body, the inner wall right side upper portion of rectangle box body communicates with each other and is fixed with the Y type pipe that the branch end has the solenoid valve, the lower part branch end of Y type pipe is connected with the air outlet of second air exhauster, the air intake of second air exhauster and the upper portion branch end homogeneous phase through-weld of Y type pipe have the second connecting pipe that runs through and extend to the seal pot inner chamber, the main head of Y type pipe is provided with the digital flow valve of second, the outer end spiro union of Y type pipe has elastic air bag.

Furthermore, the outer wall of the elastic air bag is fixedly connected with anti-puncture cloth.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, DTT liquid is placed in the sealed tank, when monitoring is not required, the inert gas recycling device is used for releasing inert gas to fill the sealed tank, so that oxidation is prevented, when the device is required to be used, air is injected, meanwhile, the inert gas is recovered, the change rate of the PH meter reading is observed and displayed, and the air quality is judged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the gas collecting device in FIG. 1;

fig. 3 is a schematic structural view of the inert gas recycling device in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a sealed tank, 2-a supporting plate, 3-a liquid discharge pipe, 4-an electric push rod, 5-an air collecting device, 6-a first exhaust fan, 7-a hose, 8-a first connecting pipe, 9-a first digital display flow valve, 10-a low-speed motor, 11-a stirrer, 12-a digital display PH meter, 13-an inert gas recycling device, 50-a thick pipe, 51-a plug, 52-an inner pipe, 53-a baffle, 54-an LED sterilizing lamp bead, 130-a rectangular box body, 131-a second exhaust fan, 132-a Y-shaped pipe, 133-a second connecting pipe, 134-a second digital display flow valve and 135-an elastic air bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a device for measuring atmospheric particulate oxidation potential comprises a sealing tank 1, a supporting plate 2 and an electric push rod 4, wherein the sealing tank 1 and the electric push rod 4 are respectively vertically and fixedly connected to the right and left sides of the top of the supporting plate 2, a liquid discharge pipe 3 with a manual valve is arranged at the lower part of the right side of the outer wall of the sealing tank 1 in a penetrating and communicating manner, a gas collecting device 5 is horizontally welded at the top of the electric push rod 4, a first exhaust fan 6 is fixedly connected to the upper part of the left side of the outer wall of the sealing tank 1 through a horizontal welding support, an air inlet of the first exhaust fan 6 is connected with an air outlet of the gas collecting device 5 through a hose 7, a first connecting pipe 8 with a manual valve is arranged between an air outlet of the first exhaust fan 6 and the sealing tank 1 in a communicating manner, a first digital display flow valve 9 is arranged on the first connecting pipe 8, a low-speed motor 10, the lower part of the left side of the sealing tank 1 is communicated with a digital display PH meter 12, and the upper part of the right side of the outer wall of the sealing tank 1 is communicated with an inert gas recycling device 13;

receive gas arrangement 5 and include the thick pipe 50 of right-hand member welding gradual change pipe, the outer wall lower part right side of thick pipe 50 is fixed with the jam 51 through the screw thread through-hole, the sealed spiro union in left end of thick pipe 50 has inner tube 52, the inner wall fixedly connected with LED sterilization lamp pearl 54 of inner tube 52, the right-hand member of inner tube 52 is provided with baffle 53 through torsional spring and the sealed laminating of fixed axle, LED sterilization lamp pearl 54 lights a period earlier before operating means, kill the inner wall and breed the microorganism, the improvement degree of accuracy, first air exhauster 6 draws in the air, low-speed motor 10 and 11 stirs of agitator, close the manual valve on the first connecting pipe 8, first digital display flow valve 9 record air flow, and then estimate the little biological concentration trend of atmosphere, electric putter 4 drives and receives gas arrangement 5 and reciprocates, be convenient for gather the.

Wherein, the outer wall of seal pot 1 inlays and is fixed with the timer, is convenient for record PH rate of change.

The handles are embedded in the centers of the two sides of the upper surface of the supporting plate 2, so that the carrying is convenient.

The outer side of the shell of the low-speed motor 10 is provided with a mesh pipe, the inner wall of which is glued with a sponge sleeve, so that the low-speed motor 10 is protected, and meanwhile, the heat dissipation is not influenced.

The inert gas recycling device 13 comprises a rectangular box body 130 with a forward opening, a second exhaust fan 131 is fixedly connected to the bottom of an inner cavity of the rectangular box body 130, a Y-shaped pipe 132 with a branch end provided with a solenoid valve is fixedly communicated with the upper part of the right side of the inner wall of the rectangular box body 130, the lower branch end of the Y-shaped pipe 132 is connected with an air outlet of the second exhaust fan 131, a second connecting pipe 133 penetrating and extending to the inner cavity of the seal tank 1 is welded to an air inlet of the second exhaust fan 131 and the upper branch end of the Y-shaped pipe 132, a second digital flow valve 134 is arranged at the main end of the Y-shaped pipe 132, an elastic air bag 135 is screwed to the outer end of the Y-shaped pipe 132, the second digital flow valve 134 records the flow of outflow gas and backflow gas, the upper solenoid valve is opened when inert gas is injected, the elastic air bag 135 is squeezed, when argon gas is detected, the plug 51 is closed, and when argon gas is recovered, the solenoid valve at the lower part is opened.

The outer wall of the elastic air bag 135 is fixedly connected with anti-puncturing cloth, so that the service life is prolonged.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.