CN210440013U - Underground adjustable water distributor - Google Patents
Underground adjustable water distributor Download PDFInfo
- Publication number
- CN210440013U CN210440013U CN201920208721.XU CN201920208721U CN210440013U CN 210440013 U CN210440013 U CN 210440013U CN 201920208721 U CN201920208721 U CN 201920208721U CN 210440013 U CN210440013 U CN 210440013U
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- Prior art keywords
- water distributor
- generator
- liquid
- rotary sleeve
- power generation
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 239000007788 liquid Substances 0.000 claims abstract description 49
- 238000010248 power generation Methods 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 abstract description 29
- 239000007924 injection Substances 0.000 abstract description 29
- 230000005611 electricity Effects 0.000 abstract description 4
- 238000004146 energy storage Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002332 oil field water Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The utility model discloses an underground adjustable water distributor, which comprises a shell, a flowmeter and an electric blanking plug, wherein the center of the water distributor is provided with a central pipe, an upper central pipe is inserted between an upper joint and a mounting body, the other side of the mounting body is provided with a lower central pipe, and the underground adjustable water distributor also comprises a circuit module, a liquid flow power generation device, a liquid inlet channel, a liquid outlet channel, a water inlet adjusting device and a water inlet hole; the utility model discloses when water injection in the pit, impeller rotation in the liquid drive liquid flow power generation facility that flows drives, it is rotatory to drive the gear on the generator, realize the electricity generation, the electric energy storage that the generator produced is in the battery to for the work of electronic blanking plug and flowmeter provides stable power, the problem of the electrical system poor stability that produces through ground power supply among the prior art has been avoided, and realize adjusting in the pit in the injection volume, practiced thrift the cost, improved work efficiency.
Description
Technical Field
The utility model relates to an oil field water injection instrument technical field, more specifically the utility model relates to an adjustable water injection mandrel in pit that says so.
Background
The water injection is a measure for injecting purified water into an oil layer from the ground through a water injection well so as to supplement and maintain energy in order to improve the oil field recovery ratio and achieve the purposes of stable yield and high yield. The method is an oil displacement process commonly adopted in oil extraction engineering of oil fields in China, and during water injection, in order to reduce the water content of produced liquid and improve the oil yield, the injection amount of water in each oil layer needs to be monitored in real time and controlled in time.
The water distributor is a special tool for adjusting the injection amount of each oil layer, after the traditional water distributor is installed, a blanking plug in the water distributor needs to be taken out in a downhole operation mode, the injection amount can be adjusted in a mode of replacing a water nozzle in the blanking plug, the requirement of the injection amount cannot be met after one-time adjustment, the expected layered injection amount can be achieved only by repeatedly adjusting for many times, the electric part in the water distributor is powered and connected with the well through a cable, the cable is easily short-circuited due to water inflow or damaged due to collision in the process of the downhole operation of the water distributor, the problem of poor stability of an electric control system is caused, the well occupation period is long, the labor amount of construction operation is large, and the operation cost is increased.
Therefore, how to provide a water distributor with an electric control system which can stabilize the injection amount and can be conveniently adjusted is a problem which needs to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an adjustable injection quantity is adjustable in the pit has been realized, and electrical system's stability has been guaranteed to the adjustable injection quantity in the pit.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an adjustable water distributor in pit, includes casing, flowmeter and electronic blanking plug, the casing includes top connection, last connector, installation body and the lower connector that connects gradually through the screw thread, the central authorities of water distributor are provided with the center tube, the center tube divide into center tube and lower center tube, pegs graft between top connection and the installation body and have last center tube, and the opposite side of installation body is provided with down the center tube, and its characterized in that still includes:
the circuit module and the electric blanking plug are both arranged in a closed space enclosed between the lower connecting body and the lower central pipe;
the liquid flow power generation device is arranged between the upper connecting body and the upper central pipe and is electrically connected with the circuit module, the flowmeter and the electric blanking plug;
the liquid inlet channel is arranged in the upper joint and is communicated with the space where the liquid flow power generation device is located;
the liquid outlet channel is arranged in the mounting body, one end of the liquid outlet channel is communicated with the space where the liquid flow power generation device is located, and the other end of the liquid outlet channel is communicated with the central pipe;
the water inlet adjusting device is hermetically arranged at one end of the mounting body, which is far away from the liquid outlet channel;
and the water inlet hole is formed in the mounting body and communicated with the space where the water inlet adjusting device is located.
Further, the liquid flow power generation device is a vortex power generation device, and comprises:
the stator is fixed on the upper cylinder;
the rotor comprises an impeller and a rotary sleeve, the stator and the impeller are both provided with blades, the impeller is fixed on the rotary sleeve, the rotary sleeve is sleeved on the upper central tube, the upper end of the rotary sleeve is limited by a clamp spring clamped on the upper central tube, and the lower end of the rotary sleeve is limited by a shoulder on the upper central tube;
the generator is arranged below the rotary sleeve, a gear is mounted on a rotating shaft of the generator, and a fluted disc meshed with the gear is arranged on the outer side of the lower end of the rotary sleeve.
The beneficial effects of adopting above-mentioned scheme are that, utilize rivers to generate electricity by oneself, the generating efficiency is high, fully guarantees the power supply of electronic blanking plug and flowmeter, and the work is more reliable in the pit.
Furthermore, a storage battery is arranged in the closed space where the circuit module is located, the storage battery is connected with the generator through a lead, and the storage battery supplies power to the electric blanking plug and the matched circuit module.
Furthermore, the installation body is provided with a wire passing hole for connecting the storage battery and the generator.
Further, the water inlet adjusting device comprises:
the electric push rod is electrically connected with the storage battery.
The regulating valve is communicated with the water inlet hole, and the action end of the electric push rod is fixedly connected.
The beneficial effects of adopting above-mentioned scheme are that, realize that the injection volume in the pit is adjustable, and adjust the convenience, improved work efficiency.
Furthermore, a sealing ring is arranged at the communication outlet of the regulating valve and the water inlet hole.
The beneficial effects of adopting above-mentioned scheme are that, prevent with water contact, guaranteed into water adjusting device's job stabilization nature, improved life.
According to the technical scheme, compared with the prior art, the utility model discloses an adjustable water distributor in pit, the invention has set up the liquid stream power generation facility in the water distributor, during the water injection, the impeller rotation in the liquid stream power generation facility of mobile liquid drive, then drive the gear rotation on the generator, realize the electricity generation, the electric energy that the generator produced is stored in the battery to provide stable power for the work of electronic blanking plug and flowmeter; realize that the injection volume in the pit is adjustable through adjusting device that intakes, be applicable to highly deviated well and use, the injection volume realizes from the zero fine tuning, the utility model has the advantages of simple overall structure, the leakproofness is good, and operating condition is reliable and stable, and to a great extent has improved work efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is the utility model provides an adjustable injection mandrel structure sketch map in pit.
Fig. 2 is a schematic structural diagram of the liquid flow power generation device of the present invention.
Wherein:
1-upper joint; 2-an upper linker; 3-an installation body;
4-lower linker; 5-upper central tube; 6-lower central tube;
7-a circuit module; 8-an electric blanking plug;
9-a liquid flow power generation device; 91-a stator; 92-an impeller; 93-a rotating sleeve; 94-a blade; 95-a generator;
96-gear; 97-a clamp spring;
10-a liquid inlet channel; 11-a liquid outlet channel;
12-a water inlet adjusting device; 121-electric push rod; 122-a regulating valve;
13-water inlet hole; 14-a storage battery; 15-sealing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
As shown in fig. 1, the embodiment of the utility model discloses adjustable injection mandrel in pit, including casing, flowmeter and electronic blanking plug 8, the casing includes top connection 1, the upper connector 2, the installation body 3 and the lower connector 4 that connect gradually through the screw thread, and the central authorities of injection mandrel are provided with the center tube, and the center tube divide into center tube 5 and lower center tube 6, and upper center tube 5 sets up between top connection 1 and installation body 3 along its length direction, and lower center tube 6 is installed between installation body 3 and lower connector 4 along its length direction, still includes:
the circuit module 7, circuit module 7 and electronic blanking plug 8 all install in the enclosure space of enclosing between lower connector 4 and lower center tube 6, still are provided with battery 14 in the enclosure space of circuit module 7 place, and battery 14 is the power supply of electronic blanking plug 8 and supporting circuit module 7.
And the liquid inlet channel 10 is arranged in the upper joint 1, and the liquid inlet channel 10 is communicated with the space where the liquid flow power generation device 9 is positioned.
A liquid outlet channel 11, wherein the liquid outlet channel 11 is arranged in the mounting body 3, one end of the liquid outlet channel is communicated with the space where the liquid flow power generation device 9 is positioned, and the other end of the liquid outlet channel is communicated with the central pipe.
As shown in fig. 1, a liquid flow power generation device 9, wherein the liquid flow power generation device 9 is arranged between the upper connecting body 2 and the upper central pipe 5 and is electrically connected with a circuit module 7, a flowmeter and an electric blanking plug 8; specifically, the liquid flow power generation device 9 is a vortex power generation device, and considering that the upper connecting body 2 needs to occupy at least 10mm of diameter, the upper central pipe 5 needs to occupy at least 7mm of diameter, and the radial installation space of the liquid flow power generation device 9 is only about 25-30mm of installation space. Under this condition, adopt novel structure's turbine formula power generation facility, the required installation space of this kind of power generation facility is little, but the generating efficiency is higher, can satisfy the installation demand under the narrow and small space well, include: the stator 91 is fixed on the upper connecting body 2, the rotor comprises an impeller 92 and a rotary sleeve 93, blades 94 are arranged on the stator 91 and the impeller 92, the impeller 92 is fixed on the rotary sleeve 93, the rotary sleeve 93 is sleeved on the upper central tube 5, the upper end of the rotary sleeve 93 is limited by a snap spring 97 clamped on the upper central tube, and the lower end of the rotary sleeve 93 is limited by a shoulder on the upper central tube 5; the generator 95 is disposed below the rotary sleeve 93, a gear 96 is mounted on a rotary shaft of the generator 95, and a toothed disc meshed with the gear 96 is disposed on the outer side of the lower end of the rotary sleeve 93.
Advantageously, the rotating sleeve 93 is made of a sliding bearing, has a small radial thickness and is suitable for mounting the impeller 92 in a narrow environment. The storage battery 14 is connected with the generator 95 through a lead, and the mounting body 3 is provided with a wire passing hole for connecting the storage battery 14 and the generator 95, so that the lead can conveniently pass through the wire and is not contacted with water.
During water injection, a part of liquid flow enters an annular space where the liquid flow power generation device 9 is located from the liquid inlet channel 10, flowing liquid drives an impeller 92 in the liquid flow power generation device 9 to rotate together with a rotary sleeve 93, and then a gear 96 on the generator 95 is driven to rotate, power generation is achieved, electric energy generated by the generator 95 is stored in a storage battery 14, so that a stable power supply is provided for work of the electric blanking plug 8 and the flow meter, the rotary sleeve 93 is connected with a main shaft of the generator 95 through a gear transmission pair, the rotating speed of the generator 95 is higher, the power generation efficiency is also higher, power supply of the electric blanking plug 8 and the flow meter is fully guaranteed, especially, the electric blanking plug 8 and the flow meter can still be guaranteed to normally work after water injection is stopped for a period and water injection is carried out again, and the problem of poor stability of an electric control system caused.
Advantageously, still include into water adjusting device 12 and inlet opening 13, the one end of keeping away from out liquid channel 11 in installation body 3 of adjusting device 12 seal installation of intaking, inlet opening 13 runs through installation body 3 to communicate with the space in which adjusting device 12 of intaking is located, intake adjusting device 12 includes: electric push rod 121 and governing valve 122, electric push rod 121 is connected with battery 14 electricity, and governing valve 122 corresponds with inlet opening 13, and with electric push rod 121's effect end fixed connection, in order to prevent that the device from influencing work with water contact, governing valve 122 is equipped with a plurality of sealing washers 15 with the intercommunication department of inlet opening 13.
Through the cooperation of governing valve 122 and inlet opening 13, under the effect of electric push rod 121, do straight reciprocating motion, realize the regulation of shutoff and inflow to the inlet opening, be applicable to highly deviated well, realize adjusting in the pit in the injection volume, the flowmeter can measure the injection volume on this layer at any time and through the signal of telecommunication conveying ground, the police of ground display can demonstrate the present injection volume on this layer at any time, and control readjustment, has improved work efficiency.
Advantageously, be provided with in the circuit module 7 and be used for realizing the wireless communication module of ground and downhole communication for can adjust the injection volume on ground, lower center tube 6 is made by non-metallic material, avoids shielding electromagnetic signal.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. 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 invention. Thus, the present invention 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 (6)
1. The utility model provides an adjustable water distributor in pit, includes casing, flowmeter and electronic blanking plug (8), the casing includes top connection (1), upper connector (2), installation body (3) and lower connector (4) that connect gradually through the screw thread, the central authorities of water distributor are provided with the center tube, the center tube divide into center tube (5) and lower center tube (6), it sets up along its length direction to go up center tube (5) top connection (1) with between installation body (3), install along its length direction center tube (6) down installation body (3) with between lower connector (4), its characterized in that still includes:
the circuit module (7) and the electric blanking plug (8) are both arranged in a closed space enclosed between the lower connecting body (4) and the lower central pipe (6);
the liquid flow power generation device (9) is installed between the upper connecting body (2) and the upper central pipe (5), and is electrically connected with the circuit module (7), the flowmeter and the electric blanking plug (8);
the liquid inlet channel (10) is arranged in the upper joint (1), and the liquid inlet channel (10) is communicated with the space where the liquid flow power generation device (9) is located;
the liquid outlet channel (11) is arranged in the mounting body (3), one end of the liquid outlet channel (11) is communicated with the space where the liquid flow power generation device (9) is located, and the other end of the liquid outlet channel is communicated with the central pipe;
the water inlet adjusting device (12), the water inlet adjusting device (12) is hermetically arranged at one end, far away from the liquid outlet channel (11), in the mounting body (3);
and the water inlet hole (13) penetrates through the mounting body (3) and is communicated with the space where the water inlet adjusting device (12) is located.
2. A downhole adjustable water distributor according to claim 1, wherein the flow generator (9) is a vortex generator comprising:
a stator (91), the stator (91) being fixed to the upper connecting body (2);
the rotor comprises an impeller (92) and a rotary sleeve (93), blades (94) are arranged on the stator (91) and the impeller (92), the impeller (92) is fixed on the rotary sleeve (93), the rotary sleeve (93) is sleeved on the upper central tube (5), the upper end of the rotary sleeve (93) is limited by a clamp spring (97) clamped on the upper central tube, and the lower end of the rotary sleeve (93) is limited by a shoulder on the upper central tube (5);
the generator (95) is arranged below the rotary sleeve (93), a gear (96) is mounted on a rotary shaft of the generator (95), and a fluted disc meshed with the gear (96) is arranged on the outer side of the lower end of the rotary sleeve (93).
3. A downhole adjustable water distributor according to claim 2, wherein a storage battery (14) is further arranged in the closed space where the circuit module (7) is located, the storage battery (14) is connected with the generator (95) through a lead, and the storage battery (14) supplies power to the electric blanking plug (8) and the matched circuit module (7).
4. A downhole adjustable water distributor according to claim 3, wherein the mounting body (3) is provided with a wire through hole connecting the accumulator (14) and the generator (95).
5. A downhole adjustable water distributor according to claim 4, wherein the water inflow adjusting means (12) comprises:
an electric push rod (121), wherein the electric push rod (121) is electrically connected with the storage battery (14);
the adjusting valve (122) corresponds to the water inlet hole (13) and is fixedly connected with the action end of the electric push rod (121).
6. A downhole adjustable water distributor according to claim 5, wherein the communication between the regulating valve (122) and the water inlet opening (13) is provided with a sealing ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920208721.XU CN210440013U (en) | 2019-02-19 | 2019-02-19 | Underground adjustable water distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920208721.XU CN210440013U (en) | 2019-02-19 | 2019-02-19 | Underground adjustable water distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210440013U true CN210440013U (en) | 2020-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920208721.XU Active CN210440013U (en) | 2019-02-19 | 2019-02-19 | Underground adjustable water distributor |
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| Country | Link |
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| CN (1) | CN210440013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550361A (en) * | 2020-06-28 | 2020-08-18 | 河北中清永晟石油科技有限公司 | Novel positive displacement is electricity generation in pit device and contains its novel oil field water injection system |
-
2019
- 2019-02-19 CN CN201920208721.XU patent/CN210440013U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550361A (en) * | 2020-06-28 | 2020-08-18 | 河北中清永晟石油科技有限公司 | Novel positive displacement is electricity generation in pit device and contains its novel oil field water injection system |
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