阅读说明：本技术 一种重力流竖管内流量实时测定装置 (Real-time flow measuring device in gravity flow standpipe ) 是由 金广龙 于 2021-08-30 设计创作，主要内容包括：本发明公开了一种重力流竖管内流量实时测定装置,包括加注头、设置在加注头下方的测量管和单片机,加注头顶部的背部通过铰链铰接有封筒,本发明涉及重力流测定技术领域。该重力流竖管内流量实时测定装置,利用第一伸缩杆推动挤压板加速重力流流向导流管和测量管中,在导流管和测量管中填充有一定量的重力流后,使得测定板直接将加注头中的重力流切断,导流管和测量管中的重力流在重力作用下向下移动,通过激光测距模块即可测出重力流的下降高度,经过计算即可得出重力流的流量,无接触测定,使得测定结果更加精准,而且可以实时测定重力流流量,使用方便的同时,便于获取多组数据,为重力流的研究提供更加详细的数据支撑。(The invention discloses a device for measuring the flow in a gravity flow vertical pipe in real time, which comprises a filling head, a measuring pipe and a single chip microcomputer, wherein the measuring pipe and the single chip microcomputer are arranged below the filling head, and a sealing barrel is hinged to the back of the top of the filling head through a hinge. This flow real-time measurement device in gravity flow standpipe, utilize first telescopic link to promote the stripper plate in the acceleration of gravity flow direction honeycomb duct and survey buret, it has a certain amount of gravity to flow the back to fill in honeycomb duct and survey buret, make and survey the direct gravity flow with in the filling head of board and cut off, gravity flow in honeycomb duct and survey buret moves down under the action of gravity, can measure the height that descends that gravity flows through laser rangefinder module, can reach the flow that gravity flows through calculating, contactless survey, make the survey result more accurate, and can survey gravity flow in real time, convenient to use's while, be convenient for acquire multiunit data, provide more detailed data support for the research that gravity flows.)

1. The utility model provides a flow real-time measurement device in gravity flow standpipe, includes filler head (1), sets up survey buret (2) and singlechip (3) in filler head (1) below, its characterized in that: the back of the top of the filling head (1) is hinged with a sealing barrel (4) through a hinge, a first telescopic rod (5) is fixedly mounted at the top of the sealing barrel (4), the bottom end of a push rod of the first telescopic rod (5) penetrates through the sealing barrel (4) and is fixedly connected with a squeezing plate (6) matched with the sealing barrel (4) and the inner surface of the filling head (1), a mounting plate (7) is fixedly connected at the bottom of the filling head (1), a vertical plate (8) is fixedly connected to the left side of the top of the mounting plate (7), a motor (9) is fixedly connected to the middle of the left side of the vertical plate (8), one end of an output shaft of the motor (9) penetrates through the vertical plate (8) and is fixedly connected with a threaded rod (10) through a coupler, a movable opening (11) is formed in one side, close to the vertical plate (8), and a measuring plate (12) is slidably mounted on the inner surface of the movable opening (11), the surface of threaded rod (10) and the internal surface threaded connection who surveys board (12), the middle part intercommunication of filling head (1) bottom has honeycomb duct (13), mounting panel (7) are run through and the top intercommunication through ring flange and survey buret (2) is surveyed to the bottom of honeycomb duct (13), survey the middle part of board (12) bottom and all set up all around mounting hole (14) with honeycomb duct (13) looks adaptation, and the top fixed mounting of mounting hole (14) inner chamber has laser ranging module (15).

2. The apparatus of claim 1, wherein the apparatus is configured to measure flow rate in a gravity flow standpipe in real time, and further comprising: and an air-permeable channel (16) matched with the guide pipe (13) is formed on the left side of the measuring plate (12) and below the threaded rod (10).

3. The apparatus of claim 1, wherein the apparatus is configured to measure flow rate in a gravity flow standpipe in real time, and further comprising: the surface of the vertical plate (8) is positioned below the motor (9) and is penetrated through and fixedly provided with a second telescopic rod (17), one end of a push rod of the second telescopic rod (17) is fixedly connected with a push plate (18), and the right side of the push plate (18) is fixedly connected with a sealing baffle plate (19) matched with the movable opening (11) and positioned below the measuring plate (12).

4. The apparatus of claim 1, wherein the apparatus is configured to measure flow rate in a gravity flow standpipe in real time, and further comprising: the right side of the vertical plate (8) is fixedly connected with stabilizer bars (20) on the front side and the rear side of the threaded rod (10), and the outer surfaces of the stabilizer bars (20) are connected with the inner surface of the measuring plate (12) in a sliding mode.

5. The apparatus of claim 1, wherein the apparatus is configured to measure flow rate in a gravity flow standpipe in real time, and further comprising: the filling head (1) is arranged on the left side of the filling head, a reinforcing frame (21) is fixedly connected to the periphery of the movable opening (11), and the right side of the measuring plate (12) is arranged in a triangular mode.

6. The apparatus of claim 1, wherein the apparatus is configured to measure flow rate in a gravity flow standpipe in real time, and further comprising: the left side of mounting panel (7) bottom and the top fixed connection of singlechip (3), singlechip (3) realize the both way junction with information storage module (22), high monitoring unit (23), velocity of flow survey unit (24), standpipe information input module (25) and flow calculation module (26) respectively, the output of high monitoring unit (23) is connected with the input of velocity of flow survey unit (24), the input of velocity of flow survey unit (24) and standpipe information input module (25) all is connected with the input of flow calculation module (26).

7. The apparatus of claim 6, wherein the apparatus is configured to measure flow rate in a gravity flow standpipe in real time, and further comprising: the height monitoring unit (23) comprises a laser ranging module (15), a data comparison module (27) and a data integration module (28), wherein the output end of the laser ranging module (15) is connected with the input end of the data comparison module (27), and the output end of the data comparison module (27) is connected with the input end of the data integration module (28).

8. The apparatus of claim 6, wherein the apparatus is configured to measure flow rate in a gravity flow standpipe in real time, and further comprising: the flow rate measuring unit (24) comprises an average value calculating module (29), a flow rate value calculating module (30) and a time counting module (31), and the input ends of the average value calculating module (29) and the time counting module (31) are connected with the input end of the flow rate value calculating module (30).

Technical Field

The invention relates to the technical field of gravity flow measurement, in particular to a device for measuring the flow in a gravity flow standpipe in real time.

Background

The air flow and water flow caused by gravity are called gravity flow, the concept of gravity flow is non-Newtonian fluid, and the gravity flow is mainly carried by the sediment medium and sediment which are mixed together and integrally carried (also called density flow and block flow, the integral turbidity is large) in a suspension mode (high-density fluid dispersed with a large amount of sediment).

The gravity flow sensor is usually adopted to measure the gravity flow, the setting mode can only measure the position of the sensor, the measuring position is fixed and single, real-time measurement cannot be carried out according to needs, and the gravity flow sensor is usually directly contacted with the gravity flow, so that the resistance to the gravity flow is increased, and the accuracy of flow measurement is influenced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a device for measuring the flow in a gravity flow standpipe in real time, which solves the problems that the position measured by a gravity flow sensor is single in fixation and cannot be measured in real time according to requirements, and the gravity flow sensor is usually directly contacted with gravity flow, so that the resistance to the gravity flow is increased, and the flow measurement accuracy is influenced.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a real-time measuring device for flow in a gravity flow vertical pipe comprises a filling head, a measuring pipe and a single chip microcomputer, wherein the measuring pipe and the single chip microcomputer are arranged below the filling head, the back of the top of the filling head is hinged with a sealing barrel through a hinge, the top of the sealing barrel is fixedly provided with a first telescopic rod, the bottom end of a push rod of the first telescopic rod penetrates through the sealing barrel and is fixedly connected with a squeezing plate matched with the inner surfaces of the sealing barrel and the filling head, the bottom of the filling head is fixedly connected with a mounting plate, the left side of the top of the mounting plate is fixedly connected with a vertical plate, the middle part of the left side of the vertical plate is fixedly connected with a motor, one end of an output shaft of the motor penetrates through the vertical plate and is fixedly connected with a threaded rod through a coupler, one side of the filling head, which is close to the vertical plate, the inner surface of the movable port is slidably provided with a measuring plate, and the outer surface of the threaded rod is in threaded connection with the inner surface of the measuring plate, the middle part of filling head bottom communicates there is the honeycomb duct, the bottom of honeycomb duct runs through the mounting panel and communicates through the top of ring flange and survey buret, survey the middle part of board bottom and all set up the mounting hole with honeycomb duct looks adaptation all around, and the top fixed mounting of mounting hole inner chamber has laser ranging module.

Preferably, the left side of the measuring plate and the position below the threaded rod are provided with a ventilation channel matched with the flow guide pipe.

Preferably, the surface of the vertical plate and the position below the motor are penetrated through and fixedly provided with a second telescopic rod, one end of a push rod of the second telescopic rod is fixedly connected with a push plate, and the right side of the push plate is positioned on a blocking plate matched with the movable port and fixedly connected with the position below the measuring plate.

Preferably, the right side of the vertical plate and the front side and the rear side of the threaded rod are both fixedly connected with stabilizer bars, and the outer surfaces of the stabilizer bars are in sliding connection with the inner surface of the measuring plate.

Preferably, the reinforcing frame is fixedly connected to the periphery of the left side of the filling head and located at the movable port, and the right side of the measuring plate is arranged in a triangular mode.

Preferably, the left side of mounting panel bottom and the top fixed connection of singlechip, the singlechip realizes two-way connection with information storage module, height monitoring unit, velocity of flow survey unit, standpipe information input module and flow calculation module respectively, the output of height monitoring unit is connected with the input of velocity of flow survey unit, the input of velocity of flow survey unit and standpipe information input module all is connected with the input of flow calculation module.

Preferably, the height monitoring unit comprises a laser ranging module, a data comparison module and a data integration module, wherein an output end of the laser ranging module is connected with an input end of the data comparison module, and an output end of the data comparison module is connected with an input end of the data integration module.

Preferably, the flow rate measuring unit comprises an average value calculating module, a flow rate value calculating module and a time counting module, and the input ends of the average value calculating module and the time counting module are connected with the input end of the flow rate value calculating module.

(III) advantageous effects

The invention provides a device for measuring the flow in a gravity flow standpipe in real time. The method has the following beneficial effects:

(1) this flow real-time measurement device in gravity flow standpipe, setting through the filling head, utilize first telescopic link to promote the stripper plate in the acceleration gravity flow direction honeycomb duct and the survey buret, it has a certain amount of gravity flow back to fill in honeycomb duct and survey buret, the control motor rotates, make the gravity flow that survey the board is direct in with the filling head cut off, gravity flow in honeycomb duct and the survey buret moves down under the action of gravity, can measure the descending height that gravity flows through laser rangefinder module, can reach the flow that gravity flows through calculating, contactless survey, make the survey result more accurate, and can survey the gravity flow in real time, convenient to use's while, be convenient for obtain multiunit data, provide more detailed data support for the research that gravity flows.

(2) This flow real-time measurement device in gravity flow standpipe through ventilation channel's setting, behind the survey board cuts off the inside gravity flow of filling head, can guarantee during the normal flow of external air flows to the honeycomb duct, and then guarantees effective downflow of gravity flow in honeycomb duct and the survey buret, guarantees measuring result's accuracy.

(3) This flow real-time measurement device in gravity flow standpipe through the setting of second telescopic link, push pedal and baffle, can block the bottom of survey board, cuts off gravity flow back at the survey board, can control the shrink of second telescopic link, and then spills ventilative passageway and laser ranging module to avoid gravity flow to enter into ventilative passageway or mounting hole, and then guarantee the normal operating of device.

Drawings

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

FIG. 2 is a schematic view of the connection between the measurement plate and the filling head structure according to the present invention;

FIG. 3 is a bottom view of a assay plate structure of the present invention;

FIG. 4 is a front view of the internal structure of the assay plate of the present invention;

FIG. 5 is an enlarged view of the structure at A of FIG. 1 according to the present invention;

FIG. 6 is a schematic block diagram of the system of the present invention;

FIG. 7 is a schematic block diagram of a system of the height monitoring unit of the present invention;

FIG. 8 is a schematic block diagram of a system of a flow rate measurement unit according to the present invention;

in the figure, 1, a filling head; 2. a measurement tube; 3. a single chip microcomputer; 4. sealing the cylinder; 5. a first telescopic rod; 6. a pressing plate; 7. mounting a plate; 8. a vertical plate; 9. a motor; 10. a threaded rod; 11. a movable opening; 12. a assay plate; 13. a flow guide pipe; 14. mounting holes; 15. a laser ranging module; 16. a ventilation channel; 17. a second telescopic rod; 18. pushing the plate; 19. sealing a baffle plate; 20. a stabilizer bar; 21. a reinforcing frame; 22. an information storage module; 23. a height monitoring unit; 24. a flow rate measuring unit; 25. a standpipe information input module; 26. a flow calculation module; 27. a data comparison module; 28. a data integration module; 29. an average value calculating module; 30. a flow rate value taking module; 31. and a time counting module.

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.

Referring to fig. 1 to 8, an embodiment of the present invention provides a technical solution: a real-time measuring device for flow in a gravity flow vertical pipe comprises a filling head 1, a measuring pipe 2 and a single chip microcomputer 3 which are arranged below the filling head 1, wherein the single chip microcomputer 3 is an SMC62 type single chip microcomputer, the back of the top of the filling head 1 is hinged with a sealing barrel 4 through a hinge, the top of the sealing barrel 4 is fixedly provided with a first telescopic rod 5, the first telescopic rod 5 is electrically connected with an external power supply and is controlled through a control switch, the bottom end of a push rod of the first telescopic rod 5 penetrates through the sealing barrel 4 and is fixedly connected with a squeezing plate 6 matched with the sealing barrel 4 and the inner surface of the filling head 1, the bottom of the filling head 1 is fixedly connected with a mounting plate 7, the left side of the top of the mounting plate 7 is fixedly connected with a vertical plate 8, the middle part of the left side of the vertical plate 8 is fixedly connected with a motor 9, the motor 9 is a three-phase asynchronous motor, can rotate forward and backward, is electrically connected with the external power supply and is controlled through the control switch, one end of an output shaft of the motor 9 penetrates through the vertical plate 8 and is fixedly connected with a threaded rod 10 through a coupler, one side of the filling head 1 close to the vertical plate 8 is provided with a movable opening 11, the inner surface of the movable opening 11 is slidably provided with a measuring plate 12, the outer surface of a threaded rod 10 is in threaded connection with the inner surface of the measuring plate 12, the middle part of the bottom of the filling head 1 is communicated with a flow guide pipe 13, the bottom end of the flow guide pipe 13 penetrates through the mounting plate 7 and is communicated with the top end of the measuring pipe 2 through a flange, the middle part and the periphery of the bottom of the measuring plate 12 are provided with mounting holes 14 matched with the flow guide pipe 13, and the top of the inner cavity of the mounting hole 14 is fixedly provided with a laser ranging module 15. further, through the arrangement of the filling head 1, the first telescopic rod 5 is used for pushing the extrusion plate 6 to accelerate gravity flow to the flow guide pipe 13 and the measuring pipe 2, after a certain amount of gravity flow is filled in the flow guide pipe 13 and the measuring pipe 2, the motor 9 is controlled to rotate, so that the measuring plate 12 directly cuts off the gravity flow in the filling head 1, gravity flow in honeycomb duct 13 and the survey buret 2 moves down under the action of gravity, can measure the descending height that gravity flowed through laser rangefinder module 15, can obtain the flow that gravity flowed through calculating, and contactless survey for the testing result is more accurate, can survey gravity flow in real time moreover, and in the time of convenient to use, be convenient for acquire multiunit data, provide more detailed data support for the research that gravity flowed.

Preferably, an air-permeable channel 16 matched with the draft tube 13 is formed on the left side of the measuring plate 12 and below the threaded rod 10.

Preferably, a second telescopic rod 17 penetrates and is fixedly installed on the surface of the vertical plate 8 and below the motor 9, one end of a push rod of the second telescopic rod 17 is fixedly connected with a push plate 18, a blocking plate 19 matched with the movable port 11 is fixedly connected to the right side of the push plate 18 and below the measuring plate 12, and the second telescopic rod 17 is electrically connected with an external power supply and is controlled by a control switch.

Preferably, the stabilizer bar 20 is fixedly connected to the right side of the vertical plate 8 and both the front side and the rear side of the threaded rod 10, and the outer surface of the stabilizer bar 20 is slidably connected to the inner surface of the measuring plate 12, which further illustrates that the stabilizer bar 20 can enhance the moving stability of the measuring plate 12.

Preferably, the reinforcing frame 21 is fixedly connected to the left side of the filling head 1 and the periphery of the movable port 11, and the right side of the measuring plate 12 is arranged in a triangular shape, which further illustrates that the triangular arrangement can provide convenience for the measuring plate 12 to cut gravity flow.

As a preferred scheme, the left side of the bottom of the mounting plate 7 is fixedly connected with the top of the single chip microcomputer 3, the single chip microcomputer 3 is respectively connected with the information storage module 22, the height monitoring unit 23, the flow rate measuring unit 24, the standpipe information input module 25 and the flow calculating module 26 in two directions, the output end of the height monitoring unit 23 is connected with the input end of the flow rate measuring unit 24, and the input ends of the flow rate measuring unit 24 and the standpipe information input module 25 are connected with the input end of the flow calculating module 26.

As a preferred scheme, the height monitoring unit 23 includes a laser distance measuring module 15, a data comparing module 27 and a data integrating module 28, an output end of the laser distance measuring module 15 is connected with an input end of the data comparing module 27, an output end of the data comparing module 27 is connected with an input end of the data integrating module 28, the flow rate measuring unit 24 includes an average value obtaining module 29, a flow rate value obtaining module 30 and a time counting module 31, input ends of the average value obtaining module 29 and the time counting module 31 are connected with an input end of the flow rate value obtaining module 30, further, the data comparing module 27 is an LM239 model data comparator, the laser distance measuring module 15 measures by a laser distance measuring instrument such as an infrared distance measuring instrument, the laser distance measuring module 15 is placed in five points, the falling height of gravity flow can be obtained by the average value obtaining module 29, and the setting of the time counting module 31 is matched, the flow rate can be calculated directly.

When the gravity flow measuring device works, the gravity flow is guided into the filling head 1, then the sealing barrel 4 is closed, the first telescopic rod 5 is controlled to extend, the extrusion plate 6 is pushed to extrude the gravity flow, the gravity flow is further pushed into the guide pipe 13 and the measuring pipe 2, then the motor 9 is directly controlled to rotate positively, the threaded rod 10 is driven to rotate, the measuring plate 12 is driven to do cutting gravity flow movement, the second telescopic rod 17 is controlled to extend, the push plate 18 is pushed to do cutting gravity flow movement together with the sealing baffle plate 19, after the cutting is completely finished, the second telescopic rod 17 is controlled to contract, namely the sealing baffle plate 19 is moved to the movable opening 11, at the moment, the outside air is conveyed into the guide pipe 13 through the air-permeable channel 16, the gravity flow after the cutting is influenced by the gravity to continuously descend, at the moment, the height of the gravity flow descending is measured through the five laser ranging modules 15, namely, the first measurement value and the second measurement value are both input into the data comparison module 27, the difference value calculation is carried out by the data integration module 28, so that five groups of descending height data can be obtained, then the average value of the five groups of data is calculated by the average value calculation module 29, namely the descending height is reached, the time passing between two measurement values is simultaneously calculated by the matching time calculation module 31, the flow velocity of the gravity flow can be obtained by the flow velocity value calculation module 30, and the real-time flow of the gravity flow can be calculated by matching the setting of the vertical pipe information input module 25 and inputting the caliber information.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.