CN207363651U - A kind of system of full-automatic reinjected water or additive - Google Patents
A kind of system of full-automatic reinjected water or additive Download PDFInfo
- Publication number
- CN207363651U CN207363651U CN201720835400.3U CN201720835400U CN207363651U CN 207363651 U CN207363651 U CN 207363651U CN 201720835400 U CN201720835400 U CN 201720835400U CN 207363651 U CN207363651 U CN 207363651U
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- CN
- China
- Prior art keywords
- water
- metering pump
- gas well
- injection pipe
- limit electrode
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of system of full-automatic reinjected water or additive, and by the way of high-pressure pump re-injection coal seam water, the water of coal bed gas well output is recycled into gas well by precipitation, or in appropriate supplement clear water injection coal bed gas well；The technical solution used for：Return pipe one end connects coal bed gas well drainpipe, and the other end is connected with the water inlet end of water tank, and one end of the water injection pipe is connected with the water outlet of water tank, the other end is connected to coal bed gas well water filling port, for coal bed gas well water filling, control cabinet is arranged on water injection pipe, for controlling whole water cycle process；Metering pump in control cabinet is high-pressure pump, metering pump is arranged on water injection pipe, water lev el control module and remote control module are electrically connected with metering pump, for controlling the work of metering pump, water lev el control module is inserted into water tank by each of three electrodes, it is ensured that metering pump works in the water level of water tank between upper limit electrode and lower limit electrode.
Description
Technical field
The system of a kind of full-automatic reinjected water of the utility model or additive, belongs to coal bed gas well development technique field.
Background technology
Regional coal-seam where many coal bed gas wells in China is soft, and coal dust content is high, discharges during mining and contains in water
A large amount of coal dusts, and being carried out continuously with coal bed gas well mining, coal bed gas well water yield reduce, coal dust content ratio in output water
Example constantly increase, forms thick coal slirne, caused consequence：
1st, the standing valve and travelling valve for making the whole cylinder pump of coal bed gas well block, and cause pump efficiency reduction or not water outlet；
2nd, make the increase of screw pump rotor resistance, cause the increase of screw pump electric current, holddown, or cause screw pump rubber to wear,
Pump efficiency reduces；
3rd, a large amount of coal dusts are deposited on coal bed gas well bottom hole, and coal slirne viscosity is high, density is big, it is difficult to discharge, block aerogenesis and lead to
Road, in some instances it may even be possible to reenter coal seam, seriously affect Production of Coal-bed Gas Wells；
4th, frequent well workover not only causes cost to increase, but also seriously affects the continuous mining of coal bed gas well, causes gas well to produce
Amount reduces and irremediable loss.
Utility model content
The utility model overcomes the shortcomings of the prior art, there is provided a kind of full-automatic reinjected water or additive are
System, by the way of high-pressure pump re-injection coal seam water, the water of coal bed gas well output is recycled into gas well by precipitation, or appropriate benefit
Fill in clear water injection coal bed gas well, solve the above problem well.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of full-automatic reinjected water adds
Adding the system of agent, including return pipe, water injection pipe, water tank and control cabinet, described return pipe one end connects coal bed gas well drainpipe,
The other end is connected with the water inlet end of water tank, and one end of the water injection pipe is connected with the water outlet of water tank, and the other end is connected to
Coal bed gas well water filling port, is coal bed gas well water filling, the control cabinet is arranged on water injection pipe, for controlling whole water to be circulated throughout
Journey；
The structure of the control cabinet is：Including metering pump, water lev el control module and remote control module, the metering pump is
High-pressure pump, the metering pump are arranged on water injection pipe, and the water lev el control module and remote control module are electrically connected with metering pump
Connect, for controlling the work of metering pump, the water lev el control module is inserted into water tank by each of three electrodes, three electricity
Pole is respectively upper limit electrode, lower limit electrode and public electrode, and the upper limit electrode, lower limit electrode and public electrode are in water tank
Set from top to bottom successively, the upper limit electrode is used for the peak level for monitoring water tank, and the lower limit electrode, which is used to monitor, to be stored up
The lowest water level of water pot, the public electrode cooperatively form current loop with upper limit electrode and lower limit electrode.
The structure of the water tank is：Including tank body and partition plate, the inner vertical of the tank body is provided with partition plate, it is described every
Tank interior is separated into sedimentation and filtration ditch and feed cistern by plate, and the sedimentation and filtration ditch is connected with feed cistern in the top of partition plate,
The top of the sedimentation and filtration ditch is connected with the water outlet of return pipe, and overflow port and are provided with the sedimentation and filtration ditch side wall
One blowdown valve, first blowdown valve are located at sedimentation and filtration ditch bottom, and the overflow port is located on return pipe water outlet and partition plate
Between end face, the bottom of the feed cistern is provided with the second blowdown valve, the water inlet end of the water injection pipe be located at the second blowdown valve and
Between lower limit electrode, the upper limit electrode is located at below partition plate upper surface.
Y-type filter is provided with water injection pipe between the water tank and control cabinet.
Watermeter scale is both provided with the return pipe and water injection pipe.
Safety valve is provided with the water injection pipe.
The application method of the system of a kind of full-automatic reinjected water of the utility model or additive, the metering pump for starting high pressure will
Water injection coal bed gas well in feed cistern, dilutes black water, and the water of coal bed gas well output is passed through sedimentation and filtration ditch re-injection
Metering pump is controlled to work according to height of water level in feed cistern into coal bed gas well, while by water lev el control module.
Remote control module is installed in metering pump, can remotely control the working condition of metering pump.
The water lev el control module passes through the upper limit electrode, lower limit electrode and public affairs that are arranged on from top to bottom successively in water tank
Common electrode, control metering pump work, it is ensured that metering pump works in the water level of water tank between upper limit electrode and lower limit electrode.
The utility model has the advantages that compared with prior art.
1st, the injection water of the utility model dilutes black water, reduces the ratio of coal dust in coal bed gas well output water, increases
The mobility of water is added, has been conducive to coal dust and carries outlet well, improve gas well gas production.
2nd, the utility model greatly reduces the probability that coal dust blocks whole cylinder pump standing valve and travelling valve, reduces coal
Abrasion of the powder to screw pump, improves pump efficiency.
3rd, the utility model reduces well workover number, reduces cost, and gas well can continuously be run, and improves its well coal bed gas
Yield.
4th, the utility model injection uses high-pressure pump, from the influence of coal bed gas well well head pressure, it is not necessary to increase in well
Fill into pipeline, construction is simple, management is reliable, and can be selected different according to coal bed gas well well head pressure and the difference of water
Injection device（Pump）Model.
5th, the utility model injection can add appropriate additive, improve coal dust and carry rate outside.
6th, autostop after the utility model has a power failure, injection water will not be uncontrolledly in access wall, and can realize long-range
Monitoring and remote control, it is easy to operate.
Brief description of the drawings
The utility model is described further below in conjunction with the accompanying drawings.
Fig. 1 is the structure diagram of the utility model.
In figure：1 be return pipe, 2 be water injection pipe, 3 be water tank, 31 be tank body, 32 be partition plate, 33 be sedimentation and filtration ditch,
34 be feed cistern, 35 be overflow port, 36 be the first blowdown valve, 37 be the second blowdown valve, 4 in order to control case, 41 be metering pump, 42 be
Water lev el control module, 43 be remote control module, 44 be upper limit electrode, 45 be lower limit electrode, 46 be public electrode, 5 be Y type mistakes
Filter, 6 be watermeter scale, 7 be safety valve.
Embodiment
As shown in Figure 1, the system of a kind of full-automatic reinjected water of the utility model or additive, including return pipe 1, water injection pipe
2nd, water tank 3 and control cabinet 4, described 1 one end of return pipe connect coal bed gas well drainpipe, the water inlet end of the other end and water tank 3
Connection, one end of the water injection pipe 2 are connected with the water outlet of water tank 3, and the other end is connected to coal bed gas well water filling port, is coal seam
Gas well water filling, the control cabinet 4 is arranged on water injection pipe 2, for controlling whole water cycle process；
The structure of the control cabinet 4 is：It is described including metering pump 41, water lev el control module 42 and remote control module 43
Metering pump 41 is high-pressure pump, and the metering pump 41 is arranged on water injection pipe 2, the water lev el control module 42 and remote control module
43 are electrically connected with metering pump 41, and for controlling the work of metering pump 41, the water lev el control module 42 is inserted by each of three electrodes
Enter into water tank 3, three electrodes are respectively upper limit electrode 44, lower limit electrode 45 and public electrode 46, it is described on ration the power supply
Pole 44, lower limit electrode 45 and public electrode 46 are set from top to bottom successively in water tank 3, and the upper limit electrode 44 is used to monitor
The peak level of water tank 3, the lower limit electrode 45 are used to monitoring the lowest water level of water tank 3, the public electrode 46 with it is upper
Ration the power supply pole 44 and lower limit electrode 45 cooperatively forms current loop.
The structure of the water tank 3 is：Including tank body 31 and partition plate 32, the inner vertical of the tank body 31 is provided with partition plate
32, the partition plate 32 will be separated into sedimentation and filtration ditch 33 and feed cistern 34, the sedimentation and filtration ditch 33 and water supply inside tank body 31
Pond 34 is connected in the top of partition plate 32, and the top of the sedimentation and filtration ditch 33 is connected with the water outlet of return pipe 1, described to precipitate
35 and first blowdown valve 36 of overflow port is provided with 33 side wall of filter tank, first blowdown valve 36 is located at 33 bottom of sedimentation and filtration ditch
Portion, the overflow port 35 are located between 32 upper surface of 1 water outlet of return pipe and partition plate, and the bottom of the feed cistern 34 is provided with
Two blowdown valves 37, the water inlet end of the water injection pipe 2 is between the second blowdown valve 37 and lower limit electrode 45, the upper limit electrode 44
Below 32 upper surface of partition plate.
Y-type filter 5 is provided with water injection pipe 2 between the water tank 3 and control cabinet 4.
Watermeter scale 6 is both provided with the return pipe 1 and water injection pipe 2.
Safety valve 7 is provided with the water injection pipe 2.
The application method of the system of a kind of full-automatic reinjected water of the utility model or additive, starts the metering pump 41 of high pressure
Water in feed cistern 34 is injected into coal bed gas well, dilutes black water, and the water of coal bed gas well output is passed through into sedimentation and filtration ditch
33 are recycled into coal bed gas well, at the same by water lev el control module 42 according in feed cistern 34 height of water level control metering pump 41 into
Row work.
Remote control module 43 is installed in metering pump 41, can remotely control the working condition of metering pump 41.
The water lev el control module 42 by the upper limit electrode 44 that is arranged on from top to bottom in water tank 3 successively, under ration the power supply
Pole 45 and public electrode 46, control metering pump 41 work, it is ensured that metering pump 41 is located at 44 He of upper limit electrode in the water level of water tank 3
Work between lower limit electrode 45.
The utility model has following features：
1st, system uses totally-enclosed/semi-closed structure, can long time stability under severe conditions operation；
2nd, system is run using full-automatic, easy to operate, saves human resources；
3rd, equipment quality is reliable, service life length, cost-effective；
4th, system operation realizes remote measurement and control, and management is convenient；
5th, safeguarded during system operation it is simple and convenient, it is secure.
The principle of the utility model：Draining is collected, by filtering, by metering pump pressure water injection, cleans underground equipment
（Pump）, and underground liquid level is kept certain height, then draining is run through pumping unit, the outer row in part, part re-injection, moves in circles；
Or by injecting additive toward underground, reach certain effect.
The utility model is made of following subsystem：Return water storage system, flood pattern, control system.
（1）Returning water storage system includes draining backwater, precipitation, filtering, water storage, sewage discharge, overflow, draining water consumption measurement.
（2）Flood pattern includes metering pump, secondary filter, safety valve, strainer valve, water filling water consumption measurement.
（3）Control system includes flow control, water level control, system cut-off remote alarms, pump start and stop remote alarms, remotely
State observing and controlling.
The utility model can realize that remote flow regulates and controls, and regulate and control without personnel on site.
The embodiments of the utility model have been described in detail above with reference to the accompanying drawings, but the utility model is not limited to
Embodiment is stated, within the knowledge of a person skilled in the art, the utility model aims can also not departed from
On the premise of various changes can be made.
Claims (5)
1. the system of a kind of full-automatic reinjected water or additive, it is characterised in that including return pipe（1）, water injection pipe（2）, water storage
Tank（3）And control cabinet（4）, the return pipe（1）One end connects coal bed gas well drainpipe, the other end and water tank（3）Water inlet
End connection, the water injection pipe（2）One end and water tank（3）Water outlet connection, the other end is connected to coal bed gas well water filling port,
For coal bed gas well water filling, the control cabinet（4）It is arranged on water injection pipe（2）On, for controlling whole water cycle process；
The control cabinet（4）Structure be：Including metering pump（41）, water lev el control module（42）And remote control module（43）,
The metering pump（41）For high-pressure pump, the metering pump（41）It is arranged on water injection pipe（2）On, the water lev el control module（42）With
Remote control module（43）And metering pump（41）It is electrically connected, for controlling metering pump（41）Work, the water level control mould
Block（42）Water tank is inserted into by each of three electrodes（3）Interior, three electrodes are respectively upper limit electrode（44）, lower limit electrode
（45）And public electrode（46）, the upper limit electrode（44）, lower limit electrode（45）And public electrode（46）In water tank（3）It is interior according to
It is secondary to set from top to bottom, the upper limit electrode（44）For monitoring water tank（3）Peak level, the lower limit electrode（45）With
In monitoring water tank（3）Lowest water level, the public electrode（46）With upper limit electrode（44）With lower limit electrode（45）Coordinate shape
Into current loop.
2. the system of a kind of full-automatic reinjected water according to claim 1 or additive, it is characterised in that the water tank
（3）Structure be：Including tank body（31）And partition plate（32）, the tank body（31）Inner vertical be provided with partition plate（32）, it is described
Partition plate（32）By tank body（31）Inside is separated into sedimentation and filtration ditch（33）And feed cistern（34）, the sedimentation and filtration ditch（33）And confession
Pond（34）In partition plate（32）Top connection, the sedimentation and filtration ditch（33）Top and return pipe（1）Water outlet connection,
The sedimentation and filtration ditch（33）Overflow port is provided with side wall（35）With the first blowdown valve（36）, first blowdown valve（36）Position
In sedimentation and filtration ditch（33）Bottom, the overflow port（35）Positioned at return pipe（1）Water outlet and partition plate（32）Between upper surface, institute
State feed cistern（34）Bottom be provided with the second blowdown valve（37）, the water injection pipe（2）Water inlet end be located at the second blowdown valve
（37）With lower limit electrode（45）Between, the upper limit electrode（44）Positioned at partition plate（32）Below upper surface.
3. the system of a kind of full-automatic reinjected water according to claim 1 or additive, it is characterised in that the water tank
（3）And control cabinet（4）Between water injection pipe（2）On be provided with y-type filter（5）.
4. the system of a kind of full-automatic reinjected water according to claim 1 or additive, it is characterised in that the return pipe
（1）And water injection pipe（2）On be both provided with watermeter scale（6）.
5. the system of a kind of full-automatic reinjected water according to claim 1 or additive, it is characterised in that the water injection pipe
（2）On be provided with safety valve（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720835400.3U CN207363651U (en) | 2017-07-11 | 2017-07-11 | A kind of system of full-automatic reinjected water or additive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720835400.3U CN207363651U (en) | 2017-07-11 | 2017-07-11 | A kind of system of full-automatic reinjected water or additive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207363651U true CN207363651U (en) | 2018-05-15 |
Family
ID=62421603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720835400.3U Withdrawn - After Issue CN207363651U (en) | 2017-07-11 | 2017-07-11 | A kind of system of full-automatic reinjected water or additive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207363651U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152270A (en) * | 2017-07-11 | 2017-09-12 | 山西锦联科贸有限公司 | A kind of full-automatic reinjected water（Additive）System and its application method |
| CN111236900A (en) * | 2020-01-08 | 2020-06-05 | 西南石油大学 | Wellhead backflow system and method for oil field water injection well |
| CN114439438A (en) * | 2021-12-15 | 2022-05-06 | 贵州盘江煤层气开发利用有限责任公司 | Coal bed gas area is pressed and is annotated washing pump device |
-
2017
- 2017-07-11 CN CN201720835400.3U patent/CN207363651U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152270A (en) * | 2017-07-11 | 2017-09-12 | 山西锦联科贸有限公司 | A kind of full-automatic reinjected water（Additive）System and its application method |
| CN111236900A (en) * | 2020-01-08 | 2020-06-05 | 西南石油大学 | Wellhead backflow system and method for oil field water injection well |
| CN111236900B (en) * | 2020-01-08 | 2021-11-05 | 西南石油大学 | Wellhead backflow system and method for oil field water injection well |
| CN114439438A (en) * | 2021-12-15 | 2022-05-06 | 贵州盘江煤层气开发利用有限责任公司 | Coal bed gas area is pressed and is annotated washing pump device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180515 Effective date of abandoning: 20230421 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180515 Effective date of abandoning: 20230421 |