CN217005951U - Flow detection device of coal mine main drainage system - Google Patents
Flow detection device of coal mine main drainage system Download PDFInfo
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- CN217005951U CN217005951U CN202220543922.7U CN202220543922U CN217005951U CN 217005951 U CN217005951 U CN 217005951U CN 202220543922 U CN202220543922 U CN 202220543922U CN 217005951 U CN217005951 U CN 217005951U
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- drainage system
- coal mine
- water collecting
- collecting tank
- main drainage
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Abstract
The utility model provides a flow detection device of a main drainage system of a coal mine, which comprises a base, wherein a water collection tank is arranged on one side of the top of the base, a connecting pipe is connected to the top of the side wall of one side of the water collection tank, a flowmeter is connected to the lower end of the side wall of the other side of the water collection tank, the other end of the flowmeter is connected with an electromagnetic valve, the other side of the electromagnetic valve is connected with a drainage pump, and the drainage pump is fixedly connected to the top of the base; the utility model discloses a floating switch, including water collection tank, sealing plate, mounting hole, supporting tube, terminal fixedly connected with connecting seat, the top of water collection tank is connected with the closing plate, top one side of closing plate is connected with the installing port, the top of installing port seals through sealed dish, just coaxial coupling has the stay tube on the sealed dish, the terminal fixedly connected with connecting seat of stay tube, the top of connecting seat still is connected with the floating switch. The utility model can always keep the water in the flowmeter in a full state, thereby ensuring the accuracy of the detection data of the flowmeter.
Description
Technical Field
The utility model belongs to the technical field of flow detection, and particularly relates to a flow detection device of a coal mine main drainage system.
Background
A flow meter is simply a meter used to measure the flow of fluid in a pipe or open channel. The flow meters are classified into differential pressure type flow meters, rotor flow meters, throttle type flow meters, slit flow meters, volumetric flow meters, electromagnetic flow meters, ultrasonic flow meters, and the like. Classifying according to media: liquid flow meters and gas flow meters have been developed in industry, and have been increasingly required for accuracy and range of flow measurement, and various types of flow meters have been developed in succession to adapt to various uses, and are widely used in industries such as petroleum and natural gas, petrochemical industry, water treatment, food and beverage, pharmaceuticals, energy sources, metallurgy, pulp and paper, building materials, and the like. When the flowmeter for measuring the water quantity is used, the inside of the flowmeter needs to be always kept full of water, and then the accuracy of measured data can be guaranteed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a flow detection device of a coal mine main drainage system.
The technical scheme of the utility model is realized as follows:
a flow detection device of a coal mine main drainage system comprises a base, wherein a water collection tank is arranged on one side of the top of the base, a connecting pipe is connected to the top of the side wall of one side of the water collection tank, a flow meter is connected to the lower end of the side wall of the other side of the water collection tank, the other end of the flow meter is connected with an electromagnetic valve, the other side of the electromagnetic valve is connected with a drainage pump, and the drainage pump is fixedly connected to the top of the base;
the top of the water collecting tank is connected with a sealing plate, one side of the top of the sealing plate is connected with an installation opening, the top of the installation opening is sealed through the sealing plate, the sealing plate is coaxially connected with a supporting tube, the tail end of the supporting tube extends into the water collecting tank, the tail end of the supporting tube is fixedly connected with a connecting seat, and the top of the connecting seat is also connected with a floating electric switch;
the floating electric switch is connected with the flowmeter, the electromagnetic valve and the drainage pump through leads.
Preferably, the top of the support tube is disposed through the top of the sealing disk, and the upper end of the support tube is threadedly connected with a locking nut.
Preferably, a supporting skirt is fixedly connected to the top of the water collecting tank, and the sealing plate is connected to the supporting skirt by bolts.
Preferably, a pipe joint is connected to the bottom of the other side of the water collecting tank in an inclined downward mode, and one side of the flowmeter is connected with the water collecting tank through the pipe joint.
Preferably, one side of the electromagnetic valve is connected with a connecting bent pipe, and the other end of the connecting bent pipe is connected with the drainage pump.
Preferably, the bottom four corners of the water collecting tank are fixedly connected with supporting legs, an inclined plane is arranged inside the water collecting tank, and the inclined plane is arranged downwards towards the direction of the flowmeter.
Preferably, the top of the sealing plate is mounted with a communication duct.
Compared with the prior art, the utility model can monitor the water level in the water collecting tank in real time through the floating electric switch, thereby avoiding the influence on the data measured by the flowmeter caused by the fact that the water level in the flowmeter is not in a full state due to the lower drop of the water level in the water collecting tank, and further ensuring the accuracy of the data detected by the flowmeter.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a flow detection device of a coal mine main drainage system according to the present invention.
Fig. 2 is a connection diagram of a water collection tank and a connection pipe of a flow detection device of a coal mine main drainage system according to the present invention.
In the figure: the device comprises a base 1, a water collecting tank 2, a connecting pipe 3, a mounting opening 4, a connecting seat 5, a sealing disc 6, a locking nut 7, a supporting pipe 8, a floating electric switch 9, a sealing plate 10, a connecting bent pipe 11, a supporting skirt 12, a supporting leg 13, an inclined surface 14, a drainage pump 15, a pipe joint 16, a flowmeter 17, an electromagnetic valve 18 and a communicating pipeline 19.
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. 1-2, the present invention provides a technical solution: a flow detection device of a coal mine main drainage system comprises a base 1, wherein a water collection tank 2 is arranged on one side of the top of the base 1, a connecting pipe 3 is connected to the top of the side wall of one side of the water collection tank 2, a flow meter 17 is connected to the lower end of the side wall of the other side of the water collection tank 2, the other end of the flow meter 17 is connected with an electromagnetic valve 18, the other side of the electromagnetic valve 18 is connected with a drainage pump 15, the drainage pump 15 is fixedly connected to the top of the base 1, and the arrangement of the base 1 improves the stability of the whole placement of the device;
the top of header tank 2 is connected with closing plate 10, top one side of closing plate 10 is connected with installing port 4, the top of installing port 4 is sealed through sealed dish 6, and coaxial coupling has stay tube 8 on sealed dish 6, the end of stay tube 8 extends to in the header tank 2, the terminal fixedly connected with connecting seat 5 of stay tube 8, the top of connecting seat 5 still is connected with float switch 9, the wire accessible stay tube 8 of connecting on the float switch 9 extends to the outside of header tank 2.
The floating electric switch 9 is connected with the flowmeter 17, the electromagnetic valve 18 and the drainage pump 15 through wires, the floating electric switch 9 is connected with an external power supply through wires, and the wires are hermetically fixed in the supporting pipe 8.
Further say, the top of stay tube 8 runs through the top setting of sealed dish 6, and the upper end threaded connection of stay tube 8 has lock nut 7, and lock nut 7 is connected on stay tube 8, and adjustable stay tube 8 extends to the inside length of header tank 2, and then has made things convenient for user's quick adjustment.
Further, the top fixedly connected with of header tank 2 supports shirt rim 12, and closing plate 10 is connected through bolt and support shirt rim 12, through the connection of supporting shirt rim 12 and bolt, can improve closing plate 10 and header tank 2 and connect the stability.
Further, the other side bottom of header tank 2 is connected with coupling 16 downwards in the slope, and one side of flowmeter 17 is connected with header tank 2 through coupling 16, and the stability of flowmeter 17 and header tank 2 lateral wall connection has been improved to the coupling 16 that sets up.
Furthermore, one side of the electromagnetic valve 18 is connected to a connection elbow 11, and the other end of the connection elbow 11 is connected to the drainage pump 15.
Furthermore, the bottom four corners of the water collecting tank 2 are fixedly connected with supporting legs 13, an inclined surface 14 is arranged inside the water collecting tank 2, and the inclined surface 14 is arranged downwards towards the direction of the flowmeter 17.
Further, a communication pipe 19 is installed at the top of the sealing plate 10, and the communication pipe 19 can discharge the excess air in the water collecting tank 2.
Specifically, when the utility model is used, the floating electric switch 9 can be used for detecting the water level in the water collecting tank 2, the water level in the water collecting tank 2 is lowered, the floating electric switch 9 can control the drainage pump 15 to stop working, the interior of the flowmeter 17 is ensured to be filled with water all the time, and the detection accuracy of the flowmeter 17 is ensured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A flow detection device of a coal mine main drainage system comprises a base and is characterized in that a water collection tank is arranged on one side of the top of the base, a connecting pipe is connected to the top of the side wall of one side of the water collection tank, a flow meter is connected to the lower end of the side wall of the other side of the water collection tank, the other end of the flow meter is connected with an electromagnetic valve, the other side of the electromagnetic valve is connected with a drainage pump, and the drainage pump is fixedly connected to the top of the base; the top of the water collecting tank is connected with a sealing plate, one side of the top of the sealing plate is connected with an installation opening, the top of the installation opening is sealed through a sealing disc, a supporting tube is coaxially connected to the sealing disc, the tail end of the supporting tube extends into the water collecting tank, the tail end of the supporting tube is fixedly connected with a connecting seat, and the top of the connecting seat is further connected with a floating electric switch; the floating electric switch is connected with the flowmeter, the electromagnetic valve and the drainage pump through wires.
2. The flow rate detecting device of a main drainage system of a coal mine as claimed in claim 1, wherein the top of the supporting tube is arranged to penetrate through the top of the sealing disc, and a locking nut is screwed on the upper end of the supporting tube.
3. The flow rate detecting device of a main drainage system for coal mine according to claim 1, wherein a supporting skirt is fixedly connected to the top of the water collecting tank, and the sealing plate is connected to the supporting skirt through bolts.
4. The flow rate detecting device of a main drainage system for coal mines as claimed in claim 1, wherein a pipe joint is connected to the bottom of the other side of the water collecting tank in an inclined downward direction, and one side of the flow meter is connected to the water collecting tank through the pipe joint.
5. The flow rate detecting device of the main drainage system of the coal mine according to claim 1, wherein one side of the electromagnetic valve is connected with a connecting bent pipe, and the other end of the connecting bent pipe is connected with a drainage pump.
6. The flow rate detecting device of a main drainage system for coal mine according to claim 1, wherein supporting legs are fixedly connected to four corners of the bottom of the water collecting tank, an inclined surface is arranged inside the water collecting tank, and the inclined surface is arranged downwards towards the direction of the flow meter.
7. The flow rate detecting device of a main drainage system for a coal mine as claimed in claim 1, wherein a communicating pipe is installed at a top of the sealing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220543922.7U CN217005951U (en) | 2022-03-14 | 2022-03-14 | Flow detection device of coal mine main drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220543922.7U CN217005951U (en) | 2022-03-14 | 2022-03-14 | Flow detection device of coal mine main drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217005951U true CN217005951U (en) | 2022-07-19 |
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ID=82369489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220543922.7U Active CN217005951U (en) | 2022-03-14 | 2022-03-14 | Flow detection device of coal mine main drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217005951U (en) |
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2022
- 2022-03-14 CN CN202220543922.7U patent/CN217005951U/en active Active
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