CN220270514U - Flowmeter for measuring hydrology of coal mine well - Google Patents
Flowmeter for measuring hydrology of coal mine well Download PDFInfo
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- CN220270514U CN220270514U CN202322084137.7U CN202322084137U CN220270514U CN 220270514 U CN220270514 U CN 220270514U CN 202322084137 U CN202322084137 U CN 202322084137U CN 220270514 U CN220270514 U CN 220270514U
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- water
- liquid level
- coal mine
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- 239000003245 coal Substances 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 121
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 238000012544 monitoring process Methods 0.000 claims abstract description 9
- 230000005284 excitation Effects 0.000 claims description 11
- 238000010304 firing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000192 social effect Effects 0.000 description 1
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Abstract
The utility model discloses a flowmeter for measuring hydrology of a coal mine well, and relates to the technical field of flowmeters. Comprising the following steps: grooves are formed in the inner wall of the circular cross section tube along the circumferential direction; the water bag and the groove form a water storage cavity, and the end part of the water bag is fixedly connected with the pipe with the rectangular cross section; the water storage hose is communicated with the water storage cavity, and can extend to a centralized monitoring position of a monitor; the liquid level pipe is communicated with one end, far away from the water storage cavity, of the water storage hose, the liquid level pipe is used for displaying liquid level, and a flow graduated scale is arranged on the liquid level pipe. According to the utility model, by arranging the water bag, the water storage hose and the liquid level pipe, when the cross section pipe with the shape of the loop passes through liquid, the water bag is pressed so as to push the liquid level in the water storage hose and the liquid level pipe to rise, and the flow of the liquid passing through the cross section pipe with the shape of the loop can be accurately known through the flow dividing ruler on the liquid level hose, so that the hydrology in a coal mine can be measured.
Description
Technical Field
The utility model relates to the technical field of flowmeters, in particular to a flowmeter for measuring hydrology of a coal mine.
Background
Along with the continuous increase of the coal exploitation quantity and the increasing depth of the exploitation layer, the hydrogeological conditions under the coal mine are complex, and serious water bursting accidents under the coal mine occur, so that huge losses and bad social effects are caused to the life and national property of miners, and the underground water becomes an important factor threatening the safe production of the coal mine. In recent years, mine water burst is one of main disasters affecting coal mine safety production. In order to strengthen the prediction and forecast of mine water damage and improve the technical capability of mine water damage prevention and control, the method is particularly important for real-time monitoring and effective management of underground water level of a coal mine.
In the traditional monitoring method, a manual measuring and recording method is adopted for hydrologic observation holes on and off a mine to master the change condition of water level (water pressure); the measurement of the pipeline flow is also monitored by adopting a method of manually carrying an instrument for measurement. The traditional monitoring method can not monitor the required monitoring data in real time, but most of mines have complex structures, have a great number of tunnels, have a great number of point liquids to be monitored, realize the recording and management of the series of data by means of manpower, have huge workload, are easy to cause errors and cause confusion in management.
Therefore, how to provide a flowmeter for measuring hydrology of coal mine, which can reflect the flow rate of pipeline water flow in mine and can reflect the flow rate data to the monitor in real time in a centralized manner, is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the utility model provides a flowmeter for measuring hydrology of a coal mine, which aims to solve the problems in the background technology, realize real-time monitoring of the water flow of a pipeline in the mine and can intensively reflect detection data to a monitor.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a meter for measuring hydrology in a coal mine, comprising:
the inner wall of the square cross section tube is provided with a groove along the circumferential direction;
the water bag and the groove form a water storage cavity, and the end part of the water bag is fixedly connected with the pipe with the rectangular cross section;
the water storage hose is communicated with the water storage cavity and can extend to a centralized monitoring place of a monitor;
the liquid level pipe is communicated with one end, far away from the water storage cavity, of the water storage hose and is used for displaying liquid level, and a flow dividing ruler is arranged on the liquid level pipe;
the water storage cavity, the water storage hose and the liquid level pipe are filled with liquid, and when no liquid passes through the pipe with the rectangular cross section, the reading on the flow scale on the liquid level pipe is zero.
Further, the water sac is far away from one end of the square section pipe is provided with a water baffle and a sliding plate, one end of the water baffle is rotationally connected with the inner wall of the square section pipe, the other end of the water baffle is hinged with the sliding plate, and the other end of the sliding plate is in sliding connection with the inner wall of the square section pipe.
Further, a sliding groove is formed in the square section tube, a sliding block slides in the sliding groove, and the sliding block is hinged to the sliding plate.
Further, the one end that the slider was kept away from the sliding plate is provided with the firing pin, the spout is kept away from the one end of sliding plate is provided with the trajectory, be provided with in the trajectory and excite the subassembly, the trajectory keep away from the one end of spout with the water storage chamber intercommunication, be provided with the vacuum chamber in the square section pipe, the vacuum chamber can with the trajectory intercommunication, the vacuum chamber with the ballistic intercommunication department is provided with the arc water shutoff, it can run through to excite the subassembly the arc water shutoff.
Further, a pressure sensor is arranged in the water storage cavity.
Further, pipe joints are arranged at two ends of the pipe with the square cross section.
Further, the outer surface of the pipe joint is provided with a serrated protruding portion.
Further, threads are arranged on the outer surface of the pipe joint.
Further, a pipe joint is arranged at the joint of the water storage cavity and the water storage hose.
Compared with the prior art, the utility model discloses the flowmeter for measuring hydrology of the coal mine. Through setting up water pocket, water storage hose and liquid level pipe, can realize when the cross-section pipe of returning shape passes through liquid, the water pocket is pressurized and then promotes the liquid level in water storage hose and the liquid level pipe and rise, the flow scale on the through liquid level hose, can be accurate learn the flow of the liquid that returns the intraductal passing through of shape cross-section, and then can realize measuring the hydrology in the colliery well, can realize carrying out real-time supervision to the pipeline discharge in the mine, can also concentrate the reaction with detection data and give the monitor.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall cross-sectional view of a flow meter for measuring hydrology of a coal mine;
fig. 2 is an enlarged view at a of fig. 1 provided by the present utility model.
Wherein: 1 is a tube with a circular cross section; 11 is a groove; 12 is a chute; 13 is a vacuum chamber; 14 is an arc-shaped water plug; 2 is a water sac; 21 is a water storage cavity; 3 is a water storage hose; 4 is a liquid level pipe; 41 is a flow scale; 5 is a water baffle; 6 is a sliding plate; 7 is a slide block; 71 is a firing pin; 72 is a trajectory; 73 is an excitation assembly; 8 is a pressure sensor; and 9 is a pipe joint.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 and 2, an embodiment of the present utility model discloses a flowmeter for measuring hydrology of a coal mine, comprising: the water storage device comprises a cross section pipe 1, a water bag 2, a water storage hose 3 and a liquid level pipe 4.
Grooves 11 are formed in the inner wall of the circular cross section tube 1 along the circumferential direction; the water bag 2 and the groove 11 form a water storage cavity 21, and the end part of the water bag 2 is fixedly connected with the pipe 1 with the square cross section; the water storage hose 3 is communicated with the water storage cavity 21, and the water storage hose 3 can extend to a centralized monitoring place of a detection monitor; the liquid level pipe 4 is communicated with one end, far away from the water storage cavity 21, of the water storage hose 3, the liquid level pipe 4 is used for displaying liquid level, and the liquid level pipe 4 is provided with a flow dividing ruler 41; wherein, all fill in water storage chamber 21, water storage hose 3 and the liquid level pipe 4 have liquid, when no liquid passes through in the cross-section pipe of the shape of return 1, the reading on the flow scale 41 on the liquid level pipe 4 is zero, in this embodiment, the radial cross-section of recess 11 is trapezium structure, can store liquid in the recess 11, the bottom of recess 11 has the toper structure simultaneously, the toper structure setting of recess 11 bottom is in the junction of water storage chamber 21 and water storage hose 3, the conical top department of recess 11 bottom toper structure communicates with water storage hose 3, can increase the pressure and the velocity of flow and the flow of liquid in the water storage chamber 21, and then can make the liquid in the water storage hose 3 have bigger kinetic energy, in order to realize better liquid level fluctuation effect, namely the water flow in the better demonstration cross-section pipe of returning 1.
One end of the water bag 2 far away from the square section tube 1 is provided with a water baffle 5 and a sliding plate 6, one end of the water baffle 5 is rotationally connected with the inner wall of the square section tube 1, the other end of the water baffle 5 is hinged with the sliding plate 6, and the other end of the sliding plate 6 is in sliding connection with the inner wall of the square section tube 1. The rectangular cross section tube 1 is provided with a chute 12, a sliding block 7 slides in the chute 12, and the sliding block 7 is hinged with the sliding plate 6. In this embodiment, the water baffle 5 and the sliding plate 6 are of a linkage structure, when water flows through the water baffle 5, the water baffle 5 is pushed to rotate towards the direction close to the inner wall of the rectangular cross section pipe 1, at this time, the sliding plate 6 also rotates towards the direction close to the inner wall of the rectangular cross section pipe 1 because the sliding plate 6 is hinged with the water baffle 5, the other end of the sliding plate 6 is provided with the sliding block 7, the sliding block 7 slides in the sliding groove 12, and the sliding plate 6 also rotates towards the direction far away from the water baffle 5.
In this embodiment, the pair of the cross-section tubes 1 is arranged in a central symmetry manner, the grooves 11 are formed in the upper inner wall and the lower inner wall of the cross-section tube 1, the liquid in the two grooves 11 can be communicated, meanwhile, two water bags 2 are arranged on the surfaces of the two grooves 11 respectively, the two water bags 2 are all protruded towards the axial direction of the cross-section tube 1, and the water baffle 5 and the sliding plate 6 are all arranged on the outer surfaces of the two water bags 2.
The end of the sliding block 7 far away from the sliding plate 6 is provided with a firing pin 71, the end of the sliding groove 12 far away from the sliding plate 6 is provided with a trajectory 72, an excitation component 73 is arranged in the trajectory 72, the end of the trajectory 72 far away from the sliding groove 12 is communicated with the water storage cavity 21, a vacuum cavity 13 is arranged in the rectangular cross section tube 1, the vacuum cavity 13 can be communicated with the trajectory 72, an arc-shaped water plug 14 is arranged at the communication position of the vacuum cavity 13 and the trajectory 72, the excitation component 73 can penetrate the arc-shaped water plug 14, in the embodiment, when the water baffle 5 senses water flow, the sliding plate 6 is pushed to push the sliding block 7, the firing pin 71 arranged on the sliding block 7 synchronously moves along with the sliding block 7, when the sliding block 7 moves to the end of the sliding groove 12, the firing pin 71 on the slide block 7 will collide with the tail part of the excitation assembly 73, so that the excitation assembly 73 can be excited, after the excitation assembly 73 is excited, the shell of the excitation assembly 73 will block one end of the trajectory 72, the excitation assembly 73 is ejected towards the other end of the trajectory 72, the excitation assembly 73 can penetrate through the arc-shaped water plug 14, after the arc-shaped water plug 14 is damaged, liquid in the water storage cavity 21 will be sucked by the vacuum cavity 13, at this time, due to the communication between the water storage cavity 21 and the water storage hose 3, the water level in the water storage cavity 21 and the water storage hose 3 will drop sharply, and when such a state is observed, the flow rate of water in the circular cross section pipe 1 exceeds the maximum value, and the flow rate at this time is in a failure state.
In this embodiment, the firing assembly 73 is structured like a bullet, the firing assembly 73 having a shell, a bullet and a charge cavity filled with a charge that can be ignited when the striker strikes the rear of the shell, thereby pushing the bullet out of the trajectory.
A pressure sensor 8 is provided in the reservoir 21, in this embodiment the pressure sensor 8 will be used to monitor the pressure in the reservoir 21.
The two ends of the square section tube 1 are provided with tube joints 8, and the tube joints 8 at the two ends of the square section tube 1 are used for installing the square section tube 1 at a position to be detected. In the present embodiment, the outer surface of the pipe joint 8 is provided with serration. In other embodiments the outer surface of the pipe connection 8 is provided with threads, by means of which the pipe 1 with a cross-section of a circular shape can be fixed in position for the flow to be detected.
The joint of the water storage cavity 21 and the water storage hose 3 is provided with a pipe joint 8, and in this embodiment, the pipe joint 8 at the water storage cavity 21 and the water storage hose 3 is used for communicating the water storage cavity 21 and the water storage hose 3.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A meter for measuring hydrology in a coal mine, comprising:
the inner wall of the square cross section tube is provided with a groove along the circumferential direction;
the water bag and the groove form a water storage cavity, and the end part of the water bag is fixedly connected with the pipe with the rectangular cross section;
the water storage hose is communicated with the water storage cavity and can extend to a centralized monitoring place of a monitor;
the liquid level pipe is communicated with one end, far away from the water storage cavity, of the water storage hose and is used for displaying liquid level, and a flow dividing ruler is arranged on the liquid level pipe;
the water storage cavity, the water storage hose and the liquid level pipe are filled with liquid, and when no liquid passes through the pipe with the rectangular cross section, the reading on the flow scale on the liquid level pipe is zero.
2. The flowmeter for measuring hydrology of coal mine well according to claim 1, wherein, the water sac is far away from one end of the square section pipe is provided with a water baffle and a sliding plate, one end of the water baffle is rotatably connected with the inner wall of the square section pipe, the other end of the water baffle is hinged with the sliding plate, and the other end of the sliding plate is slidably connected with the inner wall of the square section pipe.
3. The flowmeter for measuring hydrology of coal mine well as defined in claim 2, wherein a chute is arranged on the tube with a cross section in a shape of a circle, a sliding block slides in the chute, and the sliding block is hinged with the sliding plate.
4. A meter for measuring hydrologic conditions in a coal mine well according to claim 3, wherein the slider is provided with the firing pin at the end that is away from the sliding plate, the spout is provided with the trajectory at the end that is away from the sliding plate, be provided with the excitation subassembly in the trajectory, the trajectory keep away from the one end of spout with the water storage chamber intercommunication, be provided with the vacuum chamber in the square section pipe, the vacuum chamber can with the trajectory intercommunication, the vacuum chamber with the ballistic intercommunication department is provided with arc water shutoff, the excitation subassembly can run through the arc water shutoff.
5. The flowmeter for measuring hydrology of a coal mine as defined in claim 1, wherein a pressure sensor is disposed in the water storage chamber.
6. The flowmeter for measuring hydrology of coal mine as defined in claim 1, wherein pipe joints are arranged at two ends of the pipe with the circular cross section.
7. The flowmeter for measuring hydrology of coal mine as defined in claim 6, wherein the outer surface of said pipe joint is provided with serrated protrusions.
8. A meter for measuring hydrology in a coal mine as defined in claim 6 wherein the outer surface of said pipe joint is provided with threads.
9. The flowmeter for measuring hydrology of coal mine as defined in claim 1, wherein a pipe joint is arranged at the joint of the water storage cavity and the water storage hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322084137.7U CN220270514U (en) | 2023-08-03 | 2023-08-03 | Flowmeter for measuring hydrology of coal mine well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322084137.7U CN220270514U (en) | 2023-08-03 | 2023-08-03 | Flowmeter for measuring hydrology of coal mine well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220270514U true CN220270514U (en) | 2023-12-29 |
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ID=89306231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322084137.7U Active CN220270514U (en) | 2023-08-03 | 2023-08-03 | Flowmeter for measuring hydrology of coal mine well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220270514U (en) |
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2023
- 2023-08-03 CN CN202322084137.7U patent/CN220270514U/en active Active
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