CN214330606U - Sinking type water production metering device for coal bed gas well - Google Patents
Sinking type water production metering device for coal bed gas well Download PDFInfo
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- CN214330606U CN214330606U CN202023147684.8U CN202023147684U CN214330606U CN 214330606 U CN214330606 U CN 214330606U CN 202023147684 U CN202023147684 U CN 202023147684U CN 214330606 U CN214330606 U CN 214330606U
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Abstract
The utility model provides a coal bed gas well sinking type water production metering device, which belongs to the technical field of coal bed gas well liquid production metering devices and comprises a rotary wing type flowmeter, wherein a water inlet pipe and a water outlet pipe are arranged at two ends of the rotary wing type flowmeter; the water inlet pipe comprises an upper transverse pipe, a vertical pipe and a lower transverse pipe, wherein the first end of the upper transverse pipe is connected with a coal bed produced water outlet, the top end and the bottom end of the vertical pipe are respectively connected with the second end of the upper transverse pipe and the first end of the lower transverse pipe, the second end of the lower transverse pipe is connected with an inlet of the rotary wing type flowmeter, an exhaust port is arranged on the upper transverse pipe, and a drain outlet is arranged on the lower transverse pipe; the outlet pipe includes violently pipe, standpipe and last horizontal pipe down, violently manages the first end of pipe and rotor type flowmeter's exit linkage down, and the bottom and the top of standpipe are connected with the second end of violently managing down and the first end of going up the horizontal pipe respectively, and the second end of going up the horizontal pipe is connected with output water treatment facilities. The device can realize the continuous and stable measurement of the water yield of the coal bed gas well.
Description
Technical Field
The utility model belongs to the technical field of coal bed gas well liquid production volume metering device, a coal bed gas well formula that sinks is produced water metering device is specifically disclosed.
Background
When the coal bed gas well is mined, some water is simultaneously extracted. The measurement of the water yield of the coal bed gas well can be used as one of the bases for judging the movement of underground water and gas. At present, the flow meter capable of being used for measuring the water yield of the coal bed gas well comprises an electromagnetic flow meter, an ultrasonic flow meter, a rotor type flow meter and the like. The flowmeter is used for measuring the water yield of the coal bed gas well and has the following defects: the electromagnetic flowmeter can normally measure when micro bubbles are mixed in a medium, but when the volume of the bubbles is too large, an electrode can be covered by gas, a circuit can be instantly cut off, the output shakes, the normal function cannot be realized, when liquid and solid (coal powder) flow together, the liquid and the solid slide, the speed is different, and the instrument for single-phase liquid detection is used for solid-liquid dual-phase fluid to generate additional errors; the anti-interference capability of the ultrasonic flowmeter is insufficient, bubbles, scales, a pump and other sound sources are easy to mix, and the interference of ultrasonic noise and the measurement accuracy are influenced; under the condition that the liquid quantity is small or gas influences exist in the rotary wing type flowmeter, the metering accuracy is greatly reduced. For the reasons, the conventional coal bed gas well mainly measures the liquid flow manually at regular time at present, and has the defects of time and labor waste and incapability of realizing continuous measurement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coal bed gas well formula of sinking water metering device, reducible gas, solid exist to the influence of rotor type flowmeter, improve the accuracy of the little liquid measure measurement of rotor type flowmeter, realize the continuous stable measurement of coal bed gas well water production.
In order to achieve the purpose, the utility model provides a coal bed gas well sinking type water production metering device, which comprises a rotor type flowmeter, wherein a water inlet pipe and a water outlet pipe are arranged at two ends of the rotor type flowmeter; the water inlet pipe comprises an upper transverse pipe, a vertical pipe and a lower transverse pipe, wherein the first end of the upper transverse pipe is connected with a coal bed produced water outlet, the top end and the bottom end of the vertical pipe are respectively connected with the second end of the upper transverse pipe and the first end of the lower transverse pipe, the second end of the lower transverse pipe is connected with an inlet of the rotary wing type flowmeter, an exhaust port is arranged on the upper transverse pipe, and a drain outlet is arranged on the lower transverse pipe; the outlet pipe includes violently pipe, standpipe and last horizontal pipe down, violently manages the first end of pipe and rotor type flowmeter's exit linkage down, and the bottom and the top of standpipe are connected with the second end of violently managing down and the first end of going up the horizontal pipe respectively, and the second end of going up the horizontal pipe is connected with output water treatment facilities.
Furthermore, the water inlet pipe and the rotor-type flowmeter and the water outlet pipe are connected through flanges.
Further, sealing rings are arranged between the flange of the water inlet pipe and the flange of the rotary wing type flowmeter and between the flange of the rotary wing type flowmeter and the flange of the water outlet pipe.
Furthermore, an exhaust valve is installed on the exhaust port, and a drain valve is installed on the drain outlet.
The utility model has the advantages of it is following:
the utility model forms the U-shaped pipe by the water inlet pipe and the water outlet pipe, so that the rotor-type flowmeter can still sink in the liquid of the U-shaped pipe all the time even under the condition of small liquid amount, and the influence of unstable flowing of the produced water on the rotor-type flowmeter caused by the small liquid amount is reduced; an exhaust port and a sewage draining port are arranged in front of the rotor-type flowmeter, so that gas and solid are treated in advance, and the influence of the gas and the solid on the rotor-type flowmeter is reduced; to sum up, the utility model provides a coal bed gas well formula of sinking produces water metering device can realize the continuous stable measurement of water is produced in the coal bed.
Drawings
Fig. 1 is a schematic structural diagram of a submerged water production metering device of a coal-bed gas well.
In the figure: 1-a rotary wing type flowmeter; 2-water inlet pipe; 3-water outlet pipe; 4-an exhaust port; 5-a sewage draining outlet; 6-exhaust valve; 7-a blowdown valve.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment provides a submerged water production metering device for a coal bed gas well, which comprises a rotary wing type flowmeter 1, wherein a water inlet pipe 2 and a water outlet pipe 3 are arranged at two ends of the rotary wing type flowmeter 1; the water inlet pipe 2 comprises an upper transverse pipe, a vertical pipe and a lower transverse pipe, wherein the first end of the upper transverse pipe is connected with a coal bed produced water outlet, the top end and the bottom end of the vertical pipe are respectively connected with the second end of the upper transverse pipe and the first end of the lower transverse pipe, the second end of the lower transverse pipe is connected with an inlet of the rotary wing type flowmeter 1, an exhaust port 4 is arranged on the upper transverse pipe, and a drain outlet 5 is arranged on the lower transverse pipe; the outlet pipe 3 is including violently managing, standpipe and last horizontal pipe down, violently manages the first end and the exit linkage of rotor type flowmeter down, and the bottom and the top of standpipe are connected with the second end of violently managing down and the first end of last horizontal pipe respectively, and the second end of last horizontal pipe is connected with output water treatment facilities.
As shown in fig. 1, the arrow direction is the flow direction of the produced water of the coal bed, and the submerged water production metering device of the coal bed gas well forms a U-shaped pipe through a water inlet pipe 2 and a water outlet pipe 3, so that the rotary wing type flowmeter 1 can be submerged in the liquid of the U-shaped pipe all the time even under the condition of small liquid amount, and the influence of unstable flow of the produced water on the rotary wing type flowmeter 1 caused by the small liquid amount is reduced; an exhaust port 4 and a sewage draining port 5 are arranged in front of the rotor-type flowmeter 1, so that gas and solid are treated in advance, and the influence of the gas and the solid on the rotor-type flowmeter 1 is reduced; in conclusion, the submerged water production metering device for the coal-bed gas well can realize continuous and stable metering of coal-bed produced water.
Further, the water inlet pipe 2 and the rotor type flowmeter 1 and the water outlet pipe 3 are connected through flanges. The flanges are welded on the rotary wing type flowmeter 1, the water inlet pipe 2 and the water outlet pipe 3.
Further, sealing rings are arranged between the flange of the water inlet pipe 2 and the flange of the rotor-type flowmeter 1 and between the flange of the rotor-type flowmeter 1 and the flange of the water outlet pipe 3, so that the sealing performance is guaranteed.
Further, an exhaust valve 6 is installed on the exhaust port 4, a drain valve 7 is installed on the drain outlet 5, and exhaust and drain are performed by opening the valve body.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (4)
1. A coal bed gas well sinking type water production metering device comprises a rotary wing type flowmeter and is characterized in that a water inlet pipe and a water outlet pipe are arranged at two ends of the rotary wing type flowmeter;
the water inlet pipe comprises an upper transverse pipe, a vertical pipe and a lower transverse pipe, wherein the first end of the upper transverse pipe is connected with a coal bed produced water outlet, the top end and the bottom end of the vertical pipe are respectively connected with the second end of the upper transverse pipe and the first end of the lower transverse pipe, the second end of the lower transverse pipe is connected with an inlet of the rotary wing type flowmeter, an exhaust port is arranged on the upper transverse pipe, and a drain outlet is arranged on the lower transverse pipe;
the outlet pipe includes violently pipe, standpipe and last horizontal pipe down, violently manages the first end and the exit linkage of rotor-type flowmeter down, and the bottom and the top of standpipe are connected with the second end of violently managing down and the first end of going up the horizontal pipe respectively, and the second end of going up the horizontal pipe is connected with output water treatment facilities.
2. The coal-bed gas well submerged water production metering device as claimed in claim 1, wherein the water inlet pipe and the rotary wing type flowmeter and the water outlet pipe are connected through flanges.
3. The coal-bed gas well sinking type water production metering device as claimed in claim 2, wherein sealing rings are arranged between the flange of the water inlet pipe and the flange of the rotary wing type flowmeter and between the flange of the rotary wing type flowmeter and the flange of the water outlet pipe.
4. The coal-bed gas well sinking type water production metering device as claimed in claim 1, wherein an exhaust valve is mounted on the exhaust port, and a drain valve is mounted on the drain outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023147684.8U CN214330606U (en) | 2020-12-24 | 2020-12-24 | Sinking type water production metering device for coal bed gas well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023147684.8U CN214330606U (en) | 2020-12-24 | 2020-12-24 | Sinking type water production metering device for coal bed gas well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214330606U true CN214330606U (en) | 2021-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023147684.8U Active CN214330606U (en) | 2020-12-24 | 2020-12-24 | Sinking type water production metering device for coal bed gas well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214330606U (en) |
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2020
- 2020-12-24 CN CN202023147684.8U patent/CN214330606U/en active Active
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