CN113833443B - Eccentric self-testing water distributor - Google Patents
Eccentric self-testing water distributor Download PDFInfo
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- CN113833443B CN113833443B CN202111212134.6A CN202111212134A CN113833443B CN 113833443 B CN113833443 B CN 113833443B CN 202111212134 A CN202111212134 A CN 202111212134A CN 113833443 B CN113833443 B CN 113833443B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 238000009826 distribution Methods 0.000 claims abstract description 57
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 239000000523 sample Substances 0.000 claims abstract description 29
- 238000002347 injection Methods 0.000 claims abstract description 19
- 239000007924 injection Substances 0.000 claims abstract description 19
- 239000002356 single layer Substances 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000004891 communication Methods 0.000 claims description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 210000004907 gland Anatomy 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/20—Displacing by water
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/02—Down-hole chokes or valves for variably regulating fluid flow
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/04—Ball valves
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Measuring Fluid Pressure (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The application relates to an eccentric self-testing water distributor, which comprises an upper joint, an upper outer pipe, an inner guide cylinder, a single-layer plug/single-layer adjustable water nozzle, a bridge type water distribution main body and a lower joint, wherein the upper joint is connected with the upper outer pipe; the upper end of the upper outer tube is in sealing connection with the upper joint, the lower end of the upper outer tube is in sealing connection with the upper end of the bridge type water distribution main body, and the lower end of the bridge type water distribution main body is in sealing connection with the lower joint; the upper end of the bridge type water distribution main body is connected with an inner guide cylinder; the single-layer plug/single-layer adjustable water nozzle is arranged in the offset hole of the bridge type water distributor; a semicircular cavity is arranged at one side of the water distribution deflection hole of the bridge type water distribution main body, a pressure probe, a humidity probe, an integrated circuit board and a battery assembly are arranged in the semicircular cavity, and the pressure probe and the battery assembly are respectively connected with the integrated circuit board; a wireless transmission device is arranged in the upper joint and is connected with the circuit board; the bridge type water distribution main body is provided with a pressure guide hole communicated with the upper pressure probe. The eccentric self-testing water distributor provided by the application can be used for directly testing the injection pressure, humidity and other parameters of the stratum.
Description
Technical Field
The application belongs to the technical field of petroleum exploitation machinery, and relates to an eccentric self-testing water distributor.
Background
At present, an eccentric water distributor used for a separate injection well of an oil field integrates a plurality of functions, such as (1) a lower guide type eccentric water distributor (application number 201220556825.8), (2) an eccentric single-flow water distributor (application number 201320065777.7) and (3) an eccentric water distributor (application number 201820980874.1); the main technical characteristics are as follows: the bridge type channel structure is adopted in the patent (1) and the patent (2), the problem of multi-layer separate injection during measurement and adjustment is solved, the check valve structure is arranged at the water outlet, the problem of back-spitting of stratum liquid into the oil pipe is solved, and the adaptive well deviation is improved from 30 degrees to 50 degrees through the improvement of the suspension structure and the spiral angle of the guiding pen point; based on the patent, the patent (3) adopts an up-down guiding structure, so that the successful reliability of the butt joint is solved; an inverted valve structure is arranged in the auxiliary channel, so that backwashing and fishing assisting are realized; the single-layer adjustable water tap is adopted to solve the problem that the water tap is free from throwing and fishing during water quantity allocation test. The injection pressure of each stratum in the split state cannot be directly recorded, although the intelligent split technology in various modes can solve the problem, the split technology is limited to a small amount of important in-well test application at high cost, so that the self-measuring function is implanted in the existing eccentric water distribution technology, and the split technology has important significance for low-cost exploitation of oil fields.
Disclosure of Invention
The application aims to provide an eccentric self-testing water distributor, which solves the technical problem that the existing eccentric dispensing technology cannot directly test the parameters such as the injection pressure, the humidity and the like of a stratum.
The technical scheme of the application is as follows: an eccentric self-testing water distributor comprises an upper joint, an upper outer pipe, an inner guide cylinder, a single-layer blanking plug, a bridge type water distribution main body and a lower joint; the upper end of the upper outer tube is in sealing connection with the upper joint, the lower end of the upper outer tube is in sealing connection with the upper end of the bridge type water distribution main body, and the lower end of the bridge type water distribution main body is in sealing connection with the lower joint; the upper end of the bridge type water distribution main body is connected with an inner guide cylinder; the single-layer plug/single-layer adjustable water nozzle is arranged in the offset hole of the bridge type water distributor; the lower end of the bridge type water distributor main body is also provided with a semicircular cavity, a pressure, humidity and other probes, an integrated circuit board and a battery assembly are arranged in the semicircular cavity, and the pressure, humidity and other probes and the battery assembly are respectively connected with the integrated circuit board; the upper part of the internal guiding body (6) of the upper joint is provided with a wireless transmission device, and the wireless transmission device is connected with the circuit board.
Preferably, the upper part of the bridge type water distribution main body deviation hole is provided with water outlets at two sides, and a ball valve is arranged in the bridge type water distribution main body deviation hole.
Preferably, the upper end of the bridge type water distribution main body eccentric hole is connected with a valve pressing cap in a threaded manner, and the valve pressing cap limits the ball valve in the bridge type water distribution main body eccentric hole.
Preferably, the water distribution device also comprises a guide nib and a plug, wherein the lower end of the offset hole of the bridge type water distribution main body is connected with the plug; the guiding nib is fixed at the upper end of the inner guiding cylinder.
Preferably, the external execution element of the wireless transmission device is a communication ring, and the communication ring is arranged at the upper part of the inner guide body; the upper portion of semi-circular cavity is provided with the opening, opening part sealing connection has sealing gland, sealing gland terminal surface is equipped with the cable outlet, cable outlet department installs steel pipe cable, steel pipe cable with cable outlet sealing connection, steel pipe cable's one end with circuit board is connected, and the other end passes through sealing joint and communication ring sealing connection.
Preferably, the guide nib is fixed in the inner guide body hole by a screw.
Preferably, the bridge water distribution main body is provided with a pressure guide hole communicated with the pressure probe and the stratum (also called an injection layer).
Preferably, a processor is arranged on the integrated circuit board, and the pressure, humidity and other probes are connected with the processor; the wireless transmission device is connected with the processor and is used for storing and transmitting data acquired by the probes such as pressure, humidity and the like to a measuring and regulating instrument (communication instrument) with a wireless receiving function, or transmitting ground control instructions to the processor through a cable, the measuring and regulating instrument (communication instrument) and the wireless transmission device.
The eccentric self-testing water distributor provided by the application has the following advantages:
the eccentric self-testing water distributor can directly measure the injection pressure, humidity and other parameters of the stratum by embedding the probes such as pressure, humidity and the like in the bridge type water distribution main body and the corresponding integrated circuit board and battery assembly on the premise of not changing the existing functions, and can communicate with a communication instrument or a measuring and regulating instrument with a wireless receiving function from a wellhead in a wireless transmission mode to realize the function of directly measuring the injection pressure, humidity and other parameters of the stratum.
Drawings
Figure 1 is a schematic view of the overall structure of an eccentric self-testing water dispenser of the present application,
wherein, for facilitating the enlarged observation, the whole structure is divided into 3 segments;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a block diagram of a communication ring of the present application at the other end;
reference numerals in the drawings: the novel water distribution pipe comprises an upper joint 1, a first O-shaped sealing ring 2, a second O-shaped sealing ring 2a, a third O-shaped sealing ring 2b, a guiding nib 3, a screw 4, an upper outer pipe 5, an inner guiding cylinder 6, a single-layer blanking plug 7, a first bolt 8, a bridge type water distribution main body 9, a pressure guiding hole 9-3, a water distribution bias hole 9-4, a liquid inlet hole 9-5, a fourth O-shaped sealing ring 10, a plug 11, a lower joint 12, a ball valve 13, a valve pressure cap 14, a pressure probe 15, an integrated circuit board 16, a battery assembly 17, an O-shaped sealing ring 18, a sealing gland 19, a second bolt 20, a steel pipe cable 21, a sealing joint 22 and a communication ring 23.
Detailed Description
The application is further described below with reference to the drawings and examples.
It should be noted that the positions of the upper end, the lower end, the top end, the bottom end, etc. mentioned in the present application are based on the use state of the device, and are well known to those skilled in the art.
Example 1: the application provides an eccentric self-testing water distributor, which is shown in fig. 1-3, and comprises an upper joint 1, a guiding nib 3, an upper outer tube 5, an inner guiding cylinder 6, a single-layer blanking plug 7, a bridge type water distribution main body 9, a screwed plug 12 and a lower joint 13; the upper end of the upper outer tube 5 is in sealing connection with the upper joint 1, in the embodiment, the upper end of the upper outer tube is in threaded connection with the lower end of the upper joint, and a first O-shaped sealing ring 2 is arranged at the connection position; the lower end of the upper outer tube 5 is in sealing connection with the upper end of the bridge type water distribution main body 9, in the embodiment, the lower end of the upper outer tube is in threaded connection with the upper end of the bridge type water distribution main body, and a second O-shaped sealing ring 2a is arranged at the connection position; the lower end of the bridge type water distribution main body 9 is in sealing connection with the lower joint 12, in the embodiment, the lower end of the bridge type water distribution main body is in threaded connection with the lower joint, and a third O-shaped sealing ring 2b is arranged at the connection position; the upper end of the bridge type water distribution main body 9 is connected with an inner guide cylinder 6, the inner guide cylinder is positioned in the bridge type water distribution main body, the lower end of a water distribution deflection hole 9-4 of the bridge type water distribution main body 9 is connected with a plug, water outlets are arranged on two sides of the upper part of the water distribution deflection hole of the bridge type water distribution main body 9, ball valves 13 are arranged in the water outlets on two sides, in the embodiment, the ports of the water outlets on two sides are provided with valve pressing caps in a threaded connection mode, the valve pressing caps limit the ball valves in the water outlets on the two sides, and the ball valves are generally arranged in the valve pressing caps; the single-layer blanking plug is arranged in the water distribution offset hole of the bridge type water distribution main body; the guiding nib 3 is fixed at the upper end of the inner guiding cylinder 6; in the embodiment, the guiding pen point is fixed in the hole of the inner guiding body 6 through the screw 4; the application relates to a bridge type water distribution main body, which is characterized in that one side of a water distribution offset hole of the bridge type water distribution main body is also provided with a semicircular cavity 9-2, probes such as pressure, humidity and the like, an integrated circuit board 16 and a battery assembly 17 are arranged in the semicircular cavity, the probes such as pressure, humidity and the like and the battery assembly are respectively connected with the integrated circuit board, a processor is arranged on the integrated circuit board, the battery assembly supplies power for the processor and the pressure probes, and the processor writes programs such as timing acquisition, real-time acquisition, communication, dormancy and awakening in advance; the wireless transmission device is connected with the circuit board and is used for transmitting information acquired by the pressure probe, in the embodiment, the pressure probe is preferably in sealing connection with the bottom surface of the semicircular cavity, the bridge type water distribution main body is provided with a pressure guide hole 9-3 communicated with the pressure probe, the acquisition end of the pressure probe is generally in sealing connection with the pressure guide hole, the wireless transmission device is a communication ring 23, and the communication ring is arranged at the upper part of the inner guide body 6; the upper portion of semi-circular cavity is provided with the opening, opening part sealing connection has gland 19, gland 19 terminal surface is equipped with the cable export, cable export department installs steel pipe cable 21, steel pipe cable with cable export sealing connection, steel pipe cable's one end with the circuit board is connected, and the other end passes through sealing joint 22 and communication ring 23 sealing connection. The bridge through-hole 9-1 in fig. 1 is a through-hole arranged in parallel with the water distribution offset hole 9-4.
The following is a method of the present application for measuring injection pressure parameters of a formation: the communication instrument is put into the water distributor by a steel pipe cable (armoured cable): the positioning claw of the communication instrument is supported on the positioning end face 12-1 of the lower joint 12 of the water distributor, the communication ring on the communication instrument corresponds to the built-in communication ring 23 of the water distributor in a short distance, and the injection pressure parameters of the stratum are played back, or the stored data before independent playback are played back, and new working parameters are set.
Example 2: embodiment 2 is a structural constitution of the present application: the eccentric self-testing water distributor mainly comprises an eccentric water distributor and a pressure measuring part. The eccentric water distributor part consists of an upper joint 1, a first O-shaped sealing ring 2, a fourth O-shaped sealing ring 11, a guiding nib 3, a screw 4, an upper outer tube 5, an inner guiding body 6, a single-layer adjustable water nozzle 7, a first bolt 8, a bridge type water distribution main body 9, a screwed plug 11, a lower joint 12, a valve ball 13, a valve pressing cap 14 and the like; the upper outer tube 5 is in threaded connection with the upper joint 1 and the bridge type water distribution main body 9, an O-shaped sealing ring 2 is arranged on the upper matching surface and the lower matching surface, a fourth O-shaped sealing ring 10 is arranged on the matching surface, the inner guide body 6 is fixed on the upper end surface of the bridge type water distribution main body 9 through a first bolt 8, the guide pen point 3 is fixed in the inner guide body 6 through a screw 4, water outlets are arranged on two sides of the upper part of the eccentric hole of the bridge type water distribution main body 9, internal threads are arranged on the ports, a built-in valve ball 13 is arranged on the ports, a valve pressing cap 14 is in threaded connection with the ports, the lower end of the bridge type water distribution main body 9 is in threaded connection with the lower joint 12, and the O-shaped sealing ring 2 is arranged on the matching surface. The pressure measuring part consists of a bridge type water distribution main body 9, a pressure probe 15, an integrated circuit board 16, a battery assembly 17, an O-shaped sealing ring 18, a sealing gland 19, a second bolt 20, a steel pipe cable 21, a sealing joint 22, a communication ring 23 and the like; the integrated circuit board 16, the battery assembly 17 and the pressure probe 15 are sequentially placed into the semicircular cavity 9-2 of the bridge type water distribution main body 9, the pressure probe 15 is in threaded sealing connection with the inner end of the pressure guiding opening, an O-shaped sealing ring 18 is arranged on the matching surface of the sealing gland 19, the sealing gland is fixed by a second bolt 20, a cable outlet is arranged on the end surface of the sealing gland 19, and a steel pipe cable 21 and a sealing joint 22 are integrally connected with a communication ring 23 arranged on the upper portion of the inner guide body 6 in a sealing manner to supply power, receive instructions and transmit data.
The following is another method of the present application for measuring injection pressure parameters of a formation: the steel pipe cable (armoured cable) is used for placing the measuring and adjusting instrument with the near-distance communication function into the water distributor: the measuring and regulating instrument is positioned when being in butt joint with the adjustable water nozzle, the communication ring on the measuring and regulating instrument and the communication ring 23 arranged in the water distributor are in a given distance, and the measuring and regulating instrument synchronously plays back the injection pressure parameters of the stratum in the process of measuring and regulating simultaneously, or singly plays back the stored data before, and sets new working parameters.
The following are working examples of the application: the two-stage three-section separate injection pipe column consists of an oil pipe, an inventive 1+ packer, an inventive 2+ packer, an inventive 3+ oil pipe, a fixed valve, a screen pipe, a plug and the like, and is connected with the oil pipe to be sequentially put into a well, and the inside of the oil pipe is pressurized and packed. The testing well vehicle is used for putting the testing and adjusting instrument into the well through a steel pipe cable (an armored cable) to be sequentially butted with the testing device 1, 2 and 3 of the application for adjusting and testing the flow and the water nozzle, and playing back the testing data such as the injection pressure, the humidity and the like, or putting the communication instrument into the well to be sequentially positioned and played back with the testing device 1, 2 and 3 of the application for playing back the testing data such as the injection pressure, the humidity and the like, and taking out the testing and adjusting instrument (the communication instrument) after the testing is finished, and the testing device 1, 2 and 3 of the application continuously works under the well.
The technical scheme of the application has the following beneficial effects:
the application adds the functions of periodic test, storage and return test data and the like on the premise of not changing the existing functions of the eccentric water distributor by arranging probes such as pressure, humidity and the like and electric elements in the sealing ligand. The technical bottleneck that the existing eccentric separate injection process cannot directly measure the injection pressure and other parameters of the stratum is broken through.
The multi-parameter test of flow, water nozzle adjustment, injection pressure and the like can be completed once the testing and adjusting instrument enters the well, meanwhile, the packing condition of each packer is diagnosed, the packing test procedure is not required to be tested for 1 time, and 0.4 ten thousand yuan can be saved.
Its main function is close to intelligent water distributor, and the tool cost of manufacture compares each can reduce more than 50%.
The foregoing description of the preferred embodiments of the present application is provided for the purpose of illustration only, and the terms first, second, etc. are used for distinguishing the names, not for limiting the technical terms, and various modifications and variations of the present application will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (3)
1. An eccentric self-testing water distributor comprises an upper joint (1), an upper outer pipe (5), an inner guide cylinder (6), a single-layer plug/single-layer adjustable water nozzle (7), a bridge type water distribution main body (9) and a lower joint (13); the upper end of the upper outer tube (5) is in sealing connection with the upper joint (1), the lower end of the upper outer tube (5) is in sealing connection with the upper end of the bridge type water distribution main body (9), and the lower end of the bridge type water distribution main body (9) is in sealing connection with the lower joint (12); the upper end of the bridge type water distribution main body (9) is connected with an inner guide cylinder (6); the single-layer plug/single-layer adjustable water nozzle is arranged in the water distribution offset hole of the bridge type water distribution main body; it is characterized in that the method comprises the steps of,
the other side of the water distribution deflection hole of the bridge type water distribution main body is provided with a semicircular cavity (9-2), a pressure probe (15), a humidity probe, an integrated circuit board (16) and a battery assembly (17) are arranged in the semicircular cavity, and the pressure probe, the humidity probe and the battery assembly are respectively connected with the integrated circuit board; wireless transmission devices are arranged in the upper joint and the semicircular cavity, and the wireless transmission devices are connected with the integrated circuit board;
the wireless transmission device is a communication ring (23) which is arranged at two ends of the bridge type water distribution main body (9);
the upper part of the semicircular cavity is provided with an opening, the opening is hermetically connected with a sealing gland (19), the end face of the sealing gland (19) is provided with a cable outlet, a steel pipe cable (21) is arranged at the cable outlet, the steel pipe cable is hermetically connected with the cable outlet, one end of the steel pipe cable is connected with the integrated circuit board, and the other end of the steel pipe cable is hermetically connected with a communication ring (23) through a sealing joint (22);
one of the communication rings is arranged at the upper part of the inner guide cylinder (6) and is in sealing connection with a steel pipe cable extending out of the end face of the sealing gland (19);
the other communication ring is arranged at the upper part in the lower joint (12) and is in sealing connection with a steel pipe cable extending out of the lower part of the semicircular cavity.
2. The eccentric self-testing water dispenser according to claim 1, wherein the bridge water dispenser body is provided with a pressure guiding hole (9-3) communicating with the pressure probe and the injection layer.
3. The eccentric self-testing water dispenser according to claim 1, wherein a processor is arranged on the integrated circuit board, and the pressure and humidity probe is connected with the processor;
the wireless transmission device is connected with the processor and is used for transmitting data acquired by the pressure and humidity probes to a communication instrument or a measuring and regulating instrument which is arranged below a wellhead, or transmitting ground control instructions to the processor through a cable, the communication instrument/the measuring and regulating instrument and the wireless transmission device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111212134.6A CN113833443B (en) | 2021-10-18 | 2021-10-18 | Eccentric self-testing water distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111212134.6A CN113833443B (en) | 2021-10-18 | 2021-10-18 | Eccentric self-testing water distributor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113833443A CN113833443A (en) | 2021-12-24 |
| CN113833443B true CN113833443B (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111212134.6A Active CN113833443B (en) | 2021-10-18 | 2021-10-18 | Eccentric self-testing water distributor |
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| CN (1) | CN113833443B (en) |
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2021
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| CN107304669A (en) * | 2016-04-15 | 2017-10-31 | 贵州航天凯山石油仪器有限公司 | The improved method and intelligent watering device of a kind of injection well downhole flow regulator |
| CN209339931U (en) * | 2018-10-25 | 2019-09-03 | 中国石油天然气股份有限公司 | Intelligent water distributor of integrated wireless communication and electromagnetic flowmeter |
| CN113323649A (en) * | 2021-07-26 | 2021-08-31 | 东营市鑫吉石油技术有限公司 | Integrated flow-collecting bridge type testing, adjusting, inspecting, sealing and injecting system and using method thereof |
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