CN212927807U - Water distributor for oil exploitation - Google Patents
Water distributor for oil exploitation Download PDFInfo
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- CN212927807U CN212927807U CN202021614721.9U CN202021614721U CN212927807U CN 212927807 U CN212927807 U CN 212927807U CN 202021614721 U CN202021614721 U CN 202021614721U CN 212927807 U CN212927807 U CN 212927807U
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- connecting sleeve
- working barrel
- water injection
- water
- water distributor
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Abstract
The utility model discloses a water distributor for oil exploitation, which comprises a working barrel, an upper joint, an upper connecting sleeve, a lower connecting sleeve and a lower joint, wherein the upper joint, the upper connecting sleeve, the working barrel, the lower connecting sleeve and the lower joint are sequentially in threaded connection, and the upper joint, the upper connecting sleeve, the working barrel, the lower connecting sleeve and the lower joint are axially communicated and a through hole is a main through hole, the water distributor for oil exploitation relates to the technical field of oil exploitation, is based on the structure and the principle of an eccentric water distributor, is connected between the outer side of a water injection hole of the existing water distributor and an inner cavity through a water injection hole sealing component and performs synchronous action, so that the water injection hole is effectively sealed in the process of going down the well of the water distributor, and is released in the water injection process, the water injection process is not influenced, the operation is simple and convenient by adopting an electric control structure, and the underground construction efficiency, the construction difficulty is reduced.
Description
Technical Field
The utility model relates to an oil development technical field specifically is a water injection mandrel for oil development.
Background
In the process of oil exploitation, in order to maintain the pressure of different oil layers, a stratified water injection means is often used for injecting water into the oil layers, so that the oil layers maintain the resident pressure and the oil extraction efficiency is increased, a water injection string is a main means for injecting water, a packer in the water injection string and a water distributor are matched to effectively carry out stratified water injection, an eccentric water distributor is mostly adopted in the existing water distributor, water injection is carried out after the packer is in use, but in the process of going down a well, a water injection hole of the water distributor is extremely easy to be blocked by silt to cause unsmooth water injection, or a serious person causes damage to the water distributor, and therefore, the problems are deeply researched, and the scheme is generated.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art's not enough, the utility model provides a water injection mandrel for oil development has solved current background technical problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a water distributor for oil exploitation comprises a working barrel, an upper joint, an upper connecting sleeve, a lower connecting sleeve and a lower joint, wherein the upper joint, the upper connecting sleeve, the working barrel, the lower connecting sleeve and the lower joint are sequentially in threaded connection, the centers of the upper joint, the upper connecting sleeve, the working barrel, the lower connecting sleeve and the lower joint are axially communicated, a through hole is a main through hole, an eccentric cavity is formed in the working barrel, a water injection hole is formed in the outer side of the eccentric cavity, a water inlet hole is formed in the inner side of the eccentric cavity, and a water injection hole sealing component is arranged in the working barrel and above the eccentric cavity;
the water injection hole sealing assembly comprises: the device comprises a mounting groove, an external power supply, an adjusting push rod, a sliding groove, a sliding rod, a sealing plate and an inner sealing plate;
the working barrel is internally provided with an eccentric cavity, an installation groove is formed in the working barrel and is located above the eccentric cavity, an external power supply is embedded in the installation groove, an adjusting push rod is connected to the external power supply, a sliding groove is formed in the outer wall of the installation groove, a sliding rod is assembled in the sliding groove, a sealing plate is installed on the outer side of the sliding rod and is attached to the outer wall of the working barrel, an inner sealing plate is connected to the inner side of the sliding rod, the inner sealing plate is attached to the inner wall of the installation groove, and the telescopic.
Preferably, the sealing plate seals the water injection hole in the reset state, and the upper end and the lower end of the sealing plate are of slope structures respectively.
Preferably, a water inlet control valve is arranged on the water inlet hole.
Preferably, a first centralizing body is inserted into the cavity of the upper connecting sleeve and connected with one end of the working barrel main body.
Preferably, a support is arranged below the working barrel, a second righting body is arranged below the support, a guide body is arranged in the lower connecting sleeve, and the second righting body is inserted into the guide body.
Preferably, the joints of the upper joint, the upper connecting sleeve, the working cylinder, the lower connecting sleeve and the lower joint are all provided with sealing rings.
Advantageous effects
The utility model provides a water injection mandrel for oil development. The method has the following beneficial effects: this water injection mandrel for oil development is based on eccentric water injection mandrel's structure and principle, is connected through the airtight subassembly of water injection hole between the water injection hole outside of current water injection mandrel and inner chamber to carry out the synchronization action, effectively seal the water injection hole at the in-process of going into the well of water injection mandrel, and release the water injection hole at the water injection process, do not influence the water injection process, adopt automatically controlled structure easy operation convenience, greatly increased the efficiency of construction in the pit, reduced the construction degree of difficulty.
Drawings
Fig. 1 is the utility model discloses a main view sectional structure schematic diagram of water injection mandrel for oil development.
Fig. 2 is the utility model discloses a side view structure schematic diagram of water injection mandrel for oil development.
Fig. 3 is the utility model discloses a sectional structure sketch map is overlooked with part of airtight subassembly position of water injection hole of water injection mandrel for oil development.
Fig. 4 is a schematic diagram of a partial enlarged structure of the water distributor for oil exploitation according to fig. 1 of the present invention.
In the figure: 1. a working barrel; 2. an upper joint; 3. connecting sleeves are arranged; 4. a lower connecting sleeve; 5. a lower joint; 6. a main through hole; 7. an eccentric cavity; 8. a water injection hole; 9. a water inlet hole; 10. mounting grooves; 11. connecting an external power supply; 12. adjusting the push rod; 13. a chute; 14. a slide bar; 15. a sealing plate; 16. an inner sealing plate; 17. a water inlet control valve; 18. a first righting body; 19. a support; 20. A second righting body; 21. a guide body; 22. and (4) a 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.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.
Example (b): as can be seen from the attached figures 1-4 of the specification, the water distributor for oil exploitation comprises a working barrel 1, an upper joint 2, an upper connecting sleeve 3, a lower connecting sleeve 4 and a lower joint 5, wherein the upper joint 2, the upper connecting sleeve 3, the working barrel 1, the lower connecting sleeve 4 and the lower joint 5 are sequentially in threaded connection, the centers of the upper joint 2, the upper connecting sleeve 3, the working barrel 1, the lower connecting sleeve 4 and the lower joint 5 are axially communicated, a through hole is a main through hole 6, an eccentric cavity 7 is formed in the working barrel 1, a water injection hole 8 is formed outside the eccentric cavity 7, a water injection hole 9 is formed inside the eccentric cavity 7, a water injection hole 8 sealing component is arranged in the working barrel 1 and above the eccentric cavity 7, and in the specific implementation process, the upper joint 2, the upper connecting sleeve 3, the working barrel 1, the lower connecting sleeve 4 and the lower joint 5 sequentially form a main supporting structure of the body of the water, when the water injection device is used for descending a well, the upper side and the lower side of a water injection layer are firstly sealed by matching with a packer, the main through hole 6 is used for injecting water, so that the water flows along the main through hole 6, a first righting body 18 is arranged in the main through hole 6 and is used for righting the main through hole 6 in the center, a water inlet hole 9 is formed in the main through hole 6 of the main body of the working barrel 1, so that the water further flows into the water inlet hole 9 to enter an eccentric cavity 7 and is injected into an oil layer through a water injection hole 8, the working principle can refer to the existing eccentric water distributor principle, and therefore;
as can be seen from fig. 1 to 4 of the specification, the water injection hole 8 sealing assembly comprises: the device comprises a mounting groove 10, an external power supply 11, an adjusting push rod 12, a sliding groove 13, a sliding rod 14, a sealing plate 15 and an inner sealing plate 16, wherein the connection relationship and the position relationship are as follows;
a mounting groove 10 is formed in the working barrel 1 and located above the eccentric cavity 7, an external power supply 11 is embedded in the mounting groove 10, an adjusting push rod 12 is connected to the external power supply 11, a sliding groove 13 is formed in the outer wall of the mounting groove 10, a sliding rod 14 is assembled in the sliding groove 13, a sealing plate 15 is mounted on the outer side of the sliding rod 14 and attached to the outer wall of the working barrel 1, an inner sealing plate 16 is connected to the inner side of the sliding rod 14, the inner sealing plate 16 is attached to the inner wall of the mounting groove 10, and the telescopic end of the adjusting push rod;
in the concrete implementation process, through the mounting groove 10 as the power source installation mechanism of closing plate 15 and interior shrouding 16, in the in-process that utilizes the instrument to go down the water injection mandrel to the well, adjust push rod 12 and be in the reset state, the flexible end of adjusting push rod 12 stretches out this moment, keep slide rod 14 at the least significant end of spout 13, therefore guarantee that closing plate 15 is in the least significant end, water injection hole 8 just in time seals, when the water injection operation, control external power supply 11 drive adjust push rod 12 and make its flexible end shrink, and then drive interior shrouding 16 and closing plate 15 and shift up in step, and then expose water injection hole 8, make the water injection operation go on smoothly, and through interior shrouding 16 and closing plate 15 in inside and outside both sides sealed spout 13, guarantee that the mounting groove 10 is interior not intake, and then.
Preferably, the sealing plate 15 seals the water injection hole 8 in the reset state, and the upper and lower ends of the sealing plate 15 are respectively of a slope structure, so that water flow is more easily separated outwards when impacting the sealing plate 15, and water is prevented from entering the mounting groove 10.
As a preferable scheme, a water inlet control valve 17 is further arranged on the water inlet 9 and used for regulating and controlling the water inlet rate.
Preferably, a first centralizing body 18 is inserted into the cavity of the upper connecting sleeve 3 and connected with one end of the main body of the working barrel 1, and the first centralizing body 18 is used for fixing the main centralizing through hole 6.
As a preferred scheme, furthermore, a support 19 is arranged below the working barrel 1, a second righting body 20 is arranged below the support 19, a guide body 21 is arranged in the lower connecting sleeve 4, the second righting body 20 is inserted into the guide body 21, the second righting body 20 is used for righting the guide body 21, and then the support 19 is fixed through the guide body 21, so that the bottom end of the main through hole 6 is seated.
Preferably, sealing rings 22 are arranged at the joints of the upper joint 2, the upper connecting sleeve 3, the working barrel 1, the lower connecting sleeve 4 and the lower joint 5, so that the overall sealing performance of the equipment is improved.
In conclusion, the water distributor for oil exploitation is based on the structure and principle of the eccentric water distributor, the outer side of the water injection hole 8 of the existing water distributor is connected with the inner cavity through the water injection hole 8 sealing assembly, synchronous action is carried out, the water injection hole 8 is effectively sealed in the process of going into the well of the water distributor, the water injection hole 8 is released in the water injection process, the water injection process is not affected, the electric control structure is simple and convenient to operate, the underground construction efficiency is greatly improved, and the construction difficulty is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
In conclusion, the structure and the principle of the water distributor for oil exploitation based on the eccentric water distributor are designed in the scheme, the outer side of a water injection hole of the existing water distributor is connected with an inner cavity through a water injection hole sealing component, and the synchronous action is carried out, the water injection hole is effectively sealed in the process of going down the well of the water distributor, and the water injection hole is released in the water injection process, the water injection process is not influenced, the operation is simple and convenient by adopting an electric control structure, the underground construction efficiency is greatly increased, the construction difficulty is reduced, although the embodiment of the utility model is shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A water distributor for oil exploitation comprises a working barrel (1), an upper connector (2), an upper connecting sleeve (3), a lower connecting sleeve (4) and a lower connector (5), and is characterized in that the upper connector (2), the upper connecting sleeve (3), the working barrel (1), the lower connecting sleeve (4) and the lower connector (5) are sequentially in threaded connection, the centers of the upper connector (2), the upper connecting sleeve (3), the working barrel (1), the lower connecting sleeve (4) and the lower connector (5) are axially communicated, a through hole is a main through hole (6), an eccentric cavity (7) is formed in the working barrel (1), a water injection hole (8) is formed in the outer side of the eccentric cavity (7), a water inlet hole (9) is formed in the inner side of the eccentric cavity (7), and a water injection hole (8) sealing assembly is arranged in the working barrel (1) and above the eccentric cavity (7);
the water injection hole (8) closing assembly comprises: the device comprises a mounting groove (10), an external power supply (11), an adjusting push rod (12), a sliding groove (13), a sliding rod (14), a sealing plate (15) and an inner sealing plate (16);
the utility model discloses a slide bar, including working barrel (1), installation groove (10) have been seted up to just being located eccentric chamber (7) top in working barrel (1), external power source (11) are embedded to be equipped with in installation groove (10), be connected with adjusting push rod (12) on external power source (11), spout (13) have been seted up to installation groove (10) outer wall, slide bar (14) assemble in spout (13), closing plate (15) are installed in slide bar (14) outside and are laminated in working barrel (1) outer wall, slide bar (14) inboard is connected with interior shrouding (16), interior shrouding (16) are laminated in installation groove (10) inner wall, the flexible end and interior shrouding (16) of adjusting push rod (12) are connected.
2. A water distributor for oil production according to claim 1, characterized in that the sealing plate (15) seals the water injection hole (8) in the reset state and the upper and lower ends of the sealing plate (15) are of a slope structure respectively.
3. A water distributor for oil exploitation according to claim 1, wherein the water inlet hole (9) is provided with a water inlet control valve (17).
4. A water distributor for oil exploitation according to claim 1, characterized in that a first centralizing body (18) is inserted into the cavity of the upper connecting sleeve (3) and connected with one end of the main body of the mandrel (1).
5. A water distributor for oil exploitation according to claim 1, wherein a support (19) is arranged below the working barrel (1), a second centralizing body (20) is arranged below the support (19), a guide body (21) is arranged in the lower connecting sleeve (4), and the second centralizing body (20) is inserted into the guide body (21).
6. A water distributor for oil production according to claim 1, characterized in that the joints of the upper joint (2), the upper connecting sleeve (3), the working barrel (1), the lower connecting sleeve (4) and the lower joint (5) are provided with sealing rings (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021614721.9U CN212927807U (en) | 2020-08-06 | 2020-08-06 | Water distributor for oil exploitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021614721.9U CN212927807U (en) | 2020-08-06 | 2020-08-06 | Water distributor for oil exploitation |
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| Publication Number | Publication Date |
|---|---|
| CN212927807U true CN212927807U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021614721.9U Active CN212927807U (en) | 2020-08-06 | 2020-08-06 | Water distributor for oil exploitation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575806A (en) * | 2022-04-01 | 2022-06-03 | 肖婉婷 | Water injection mandrel convenient to installation |
| CN114575805A (en) * | 2022-04-01 | 2022-06-03 | 肖婉婷 | Portable water distributor |
| CN116771310A (en) * | 2023-08-22 | 2023-09-19 | 大庆市华禹石油机械制造有限公司 | Water distributor for petroleum exploitation |
| CN117605444A (en) * | 2024-01-22 | 2024-02-27 | 西安思坦仪器股份有限公司 | High-temperature intelligent water distributor |
-
2020
- 2020-08-06 CN CN202021614721.9U patent/CN212927807U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575806A (en) * | 2022-04-01 | 2022-06-03 | 肖婉婷 | Water injection mandrel convenient to installation |
| CN114575805A (en) * | 2022-04-01 | 2022-06-03 | 肖婉婷 | Portable water distributor |
| CN116771310A (en) * | 2023-08-22 | 2023-09-19 | 大庆市华禹石油机械制造有限公司 | Water distributor for petroleum exploitation |
| CN116771310B (en) * | 2023-08-22 | 2023-12-29 | 大庆市华禹石油机械制造有限公司 | Water distributor for petroleum exploitation |
| CN117605444A (en) * | 2024-01-22 | 2024-02-27 | 西安思坦仪器股份有限公司 | High-temperature intelligent water distributor |
| CN117605444B (en) * | 2024-01-22 | 2024-04-12 | 西安思坦仪器股份有限公司 | High-temperature intelligent water distributor |
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