CN220226802U - Water injection nozzle for oilfield water injection - Google Patents
Water injection nozzle for oilfield water injection Download PDFInfo
- Publication number
- CN220226802U CN220226802U CN202321797492.2U CN202321797492U CN220226802U CN 220226802 U CN220226802 U CN 220226802U CN 202321797492 U CN202321797492 U CN 202321797492U CN 220226802 U CN220226802 U CN 220226802U
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- water injection
- arc surface
- fixedly connected
- pipe
- injection nozzle
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- 238000002347 injection Methods 0.000 title claims abstract description 105
- 239000007924 injection Substances 0.000 title claims abstract description 105
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 105
- 239000002332 oil field water Substances 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims description 19
- 230000001681 protective effect Effects 0.000 description 17
- 230000000694 effects Effects 0.000 description 8
- 210000001503 joint Anatomy 0.000 description 3
- 230000035515 penetration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of oilfield water injection, in particular to a water injection nozzle for oilfield water injection, which comprises a box body, wherein connecting pipes are fixedly connected to two sides of the box body, a water injection pipe is arranged at the upper end of the box body, a drain pipe is fixedly connected to the arc surface of the water injection pipe, an adjusting device is arranged on the arc surface of the water injection pipe, the adjusting device comprises a rotating shaft, the arc surface of the rotating shaft is rotationally connected with the arc surface of the water injection pipe, one end of the rotating shaft is fixedly connected with a gear, a tooth surface of the gear is meshed with a rack, a driving rod is fixedly connected to one side of the rack, and a limiting plate is penetrated through the arc surface of the driving rod in a sliding manner. The utility model solves the problems that when the water injection nozzle is operated and used in the oil field, the pressure in the oil field pipeline is overlarge, and the sealing performance of the whole water injection nozzle is reduced after the water injection nozzle is used for a long time, so that leakage occurs when the water injection is carried out in the oil pipe box body.
Description
Technical Field
The utility model relates to the technical field of oilfield water injection, in particular to a water injection nozzle for oilfield water injection.
Background
The water injection is a measure of injecting water into an oil layer by using a water injection well to supplement and maintain the pressure of the oil layer, and is common in daily life.
The equipment that oil field water injection among the prior art used is comparatively simple, adopts traditional type water injection mouth generally, and this kind of water injection mouth takes place to damage because of the water pressure is too high easily, perhaps when falling to the water injection well bottom, can destroy because of the rock striking of water injection well lateral wall and bottom, reduces the life-span of water injection mouth, reduces the efficiency of work.
One Chinese patent with publication number of CN211950457U discloses a water injection nozzle for oilfield water injection, which has the technical scheme that: the utility model relates to a water injection device, which comprises a water injection nozzle, a first box body, a second box body, a first torsion spring, a guide pipe, a through groove, a plug block, a water flow, a turbine blade, a first torsion spring, a guide pipe and a water flow, wherein the bottom end of the inner cavity of the second box body is connected with the rotary shaft through a bearing, one end of the rotary shaft, which is far away from the second box body, is inserted into the water injection nozzle, the turbine blade is fixed on the outer side of the rotary shaft, the first torsion spring is sleeved on the lower portion of the rotary shaft, one side of the second box body is communicated with the guide pipe, one end of the guide pipe is tightly attached to the outer side of the water injection nozzle, the through groove is provided with the plug block, two box bodies with different functions are arranged on the outer side of the water injection nozzle, when water pressure is overlarge, the plug block with a specific shape of the through groove inner cavity at the bottom end of the second box body moves downwards, water flow of the water injection nozzle flows out along the through groove, and the turbine blade is driven to rotate by the turbine blade, so that the second box body can rotate down through the screw part, and the water flow on one side of the guide pipe can flow the inner cavity, so as to achieve the decompression effect.
With respect to the above and related art, the inventors believe that there are often the following drawbacks: when carrying out the water injection in the oil field and operating the water injection mouth and using, the condition that the pressure is too big in the oil field pipeline will appear, and long-time use water injection mouth will reduce the leakproofness of whole water injection mouth, and then leads to taking place the problem of leaking when carrying out the water injection to the oil pipe box.
Accordingly, the present utility model provides a water injection nozzle for oilfield water injection.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, when the water injection nozzle is operated and used in an oil field, the pressure in an oil field pipeline is overlarge, the sealing performance of the whole water injection nozzle is reduced after the water injection nozzle is used for a long time, and leakage occurs when the water is injected into an oil pipe box body.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a water injection nozzle for oil field water injection, includes the box, the equal fixedly connected with butt joint pipe in both sides of box, the upper end of box is provided with the water injection pipe, the arc surface fixedly connected with drain pipe of water injection pipe, the arc surface of water injection pipe is equipped with adjusting device, adjusting device includes the pivot, the arc surface of pivot rotates with the arc surface of water injection pipe to be connected, the one end fixedly connected with gear of pivot, the tooth surface meshing of gear has the rack, one side fixedly connected with actuating lever of rack, the arc surface slip of actuating lever runs through there is the limiting plate, the arc surface of limiting plate and the inner wall fixedly connected with of water injection pipe, the bottom fixedly connected with extrusion piece of actuating lever, the cross-section of extrusion piece is circular arc, the arc surface of extrusion piece and the bottom looks butt of water injection pipe.
The effects achieved by the components are as follows: when carrying out the water injection to the box inner wall, in order to seal spacingly to whole water injection pipe better to take place to leak when avoiding the water injection, rotate through the pivot on the water injection pipe at this moment, thereby let the pivot drive the rotation between gear and the rack, thereby let the rack drive actuating lever remove along the limiting plate, the extrusion piece of rethread actuating lever bottom extrudees sealedly spacingly to the bottom of water injection pipe.
Preferably, a sealing ring is fixedly connected to the bottom end circular arc of the water injection pipe at the position corresponding to the extrusion block, and the sealing ring is a rubber ring.
The effects achieved by the components are as follows: the sealing ring made of rubber can increase the tightness, thereby being beneficial to better sealing operation between the whole water injection pipe and the box body.
Preferably, the arc surface of the driving rod is sleeved with a first spring, and two ends of the first spring are fixedly connected with the extrusion block and the limiting plate respectively.
The effects achieved by the components are as follows: the pulling force generated by the first spring can better extrude and limit the extruded block and the water injection pipe.
Preferably, the arc surface of the driving rod is fixedly connected with a limiting rod, the cross section of the limiting rod is L-shaped, and the surface of the limiting rod and the surface of the limiting plate penetrate in a sliding mode.
The effects achieved by the components are as follows: when utilizing rotation between gear and the rack, in order to be convenient for to the spacing of the actuating lever position on the rack, carry out better spacing use through the gag lever post on the actuating lever post this moment.
Preferably, the arc surface of drain pipe is equipped with auxiliary device, auxiliary device includes fixed frame, the inner wall of fixed frame and the arc surface fixed connection of drain pipe, the equal sliding connection of both ends arc surface of fixed frame has the slip post, one side fixedly connected with same protective cover that the slip post is close to each other, the friction groove has been seted up on the surface of protective cover, the inner wall and the drain pipe looks butt of protective cover, the fixed surface of protective cover is connected with the second spring, the one end and the fixed frame fixed connection of protective cover are kept away from to the second spring.
The effects achieved by the components are as follows: when carrying out the water injection in with the box, in order to conveniently discharge excessive water, operate the use through the drain pipe this moment, in order to protect the drain pipe better this moment and seal, use the fixed frame on the drain pipe, let the slip post on the fixed frame remove the regulation to the position of protective cover, the produced pulling force of the second spring of reuse fixed frame extrudees spacing fixedly to the position of protective cover.
Preferably, the inner wall sliding connection of second spring has the telescopic link, the both ends of telescopic link respectively with fixed frame and protective cover fixed connection.
The effects achieved by the components are as follows: when using the second spring, in order to avoid the second spring to take place deformation, carry out effectual protection through the telescopic link this moment.
Preferably, the arc surface thread of the sliding column penetrates through a screw rod, and one end of the screw rod is abutted against the arc surface of the fixed frame.
The effects achieved by the components are as follows: when the position of the protective cover is extruded and limited, the position of the protective cover can be better fixed through the screw rod on the sliding column.
To sum up:
1. according to the utility model, the whole water injection pipe is sealed and limited by operating the adjusting device, so that leakage is avoided during water injection, the rotating shaft on the water injection pipe rotates, the rotating shaft drives the gear and the rack to rotate, the rack drives the driving rod to move along the limiting plate, and the bottom end of the water injection pipe is extruded and sealed and limited by the extrusion block at the bottom end of the driving rod.
2. According to the utility model, the operation of the auxiliary device is realized, so that the drain pipe is operated and used, at the moment, in order to better protect and seal the drain pipe, the fixing frame on the drain pipe is used, the sliding column on the fixing frame is used for moving and adjusting the position of the protecting cover, and the pulling force generated by the second spring of the fixing frame is used for extruding, limiting and fixing the position of the protecting cover.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of a three-dimensional side structure of the present utility model;
FIG. 3 is a schematic view of the structure of the adjusting device of the present utility model;
FIG. 4 is a schematic view of a part of the structure of the adjusting device of the present utility model;
fig. 5 is a schematic structural view of an auxiliary device of the present utility model.
Legend description: 1. a case; 2. a butt joint pipe; 3. a water injection pipe; 4. an adjusting device; 41. a rotating shaft; 42. a limiting plate; 43. a driving rod; 44. a rack; 45. a gear; 46. a limit rod; 47. a first spring; 48. extruding a block; 49. a seal ring; 5. an auxiliary device; 51. a fixed frame; 52. a protective cover; 53. a sliding column; 54. a screw; 55. a telescopic rod; 56. a second spring; 57. a friction groove; 6. and (5) a water drain pipe.
Detailed Description
Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a water injection nozzle for oil field water injection, includes box 1, the equal fixedly connected with butt joint pipe 2 in both sides of box 1, and the upper end of box 1 is provided with water injection pipe 3, and the arc surface fixedly connected with drain pipe 6 of water injection pipe 3, the arc surface of water injection pipe 3 is equipped with adjusting device 4, and the arc surface of drain pipe 6 is equipped with auxiliary device 5.
The specific arrangement and function of the adjusting means 4 and the auxiliary means 5 will be described in detail below.
Referring to fig. 3 and 4, in the present embodiment: the adjusting device 4 comprises a rotating shaft 41, the arc surface of the rotating shaft 41 is rotationally connected with the arc surface of the water injection pipe 3, one end of the rotating shaft 41 is fixedly connected with a gear 45, the tooth surface of the gear 45 is meshed with a rack 44, one side of the rack 44 is fixedly connected with a driving rod 43, the arc surface of the driving rod 43 is in sliding penetration with a limiting plate 42, the arc surface of the limiting plate 42 is fixedly connected with the inner wall of the water injection pipe 3, the bottom end of the driving rod 43 is fixedly connected with an extrusion block 48, the cross section of the extrusion block 48 is arc-shaped, the arc surface of the extrusion block 48 is in abutting connection with the bottom end of the water injection pipe 3, the position of the bottom end of the water injection pipe, corresponding to the extrusion block 48, of the arc surface of the sealing ring 49 is a rubber ring, the arc surface of the driving rod 43 is sleeved with a first spring 47, two ends of the first spring 47 are respectively fixedly connected with the extrusion block 48 and the limiting plate 42, the arc surface of the driving rod 43 is fixedly connected with a limiting rod 46, the cross section of the limiting rod 46 is in L shape, and the surface of the limiting rod 46 is in sliding penetration with the surface of the limiting plate 42.
Referring to fig. 5, specifically, the auxiliary device 5 includes a fixed frame 51, the inner wall of the fixed frame 51 is fixedly connected with the arc surface of the drain pipe 6, both ends of the fixed frame 51 are slidably connected with sliding columns 53, one side of each sliding column 53, which is close to each other, is fixedly connected with a same protective cover 52, a friction groove 57 is provided on the surface of the protective cover 52, the inner wall of the protective cover 52 is abutted against the drain pipe 6, a second spring 56 is fixedly connected with the surface of the protective cover 52, one end, which is far away from the protective cover 52, of the second spring 56 is fixedly connected with the fixed frame 51, the inner wall of the second spring 56 is slidably connected with a telescopic rod 55, both ends of the telescopic rod 55 are fixedly connected with the fixed frame 51 and the protective cover 52, the arc surface of the sliding column 53 is threaded through with a screw 54, and one end of the screw 54 is abutted against the arc surface of the fixed frame 51.
When the inner wall of the box body 1 is filled with water, the sealing limit is carried out on the inner wall of the box body 1 for better sealing limit on the whole water injection pipe 3, thereby leakage is avoided, at this time, the rotating shaft 41 on the water injection pipe 3 rotates, thereby the rotating shaft 41 drives the rotation between the gear 45 and the rack 44, thereby the rack 44 drives the driving rod 43 to move along the limiting plate 42, the sealing limit is carried out on the bottom end of the water injection pipe 3 through the extrusion block 48 at the bottom end of the driving rod 43, the sealing tightness can be increased by using the sealing ring 49 made of rubber materials, thereby better sealing operation is facilitated between the whole water injection pipe 3 and the box body 1, better extrusion limit can be carried out between the extrusion block 48 and the water injection pipe 3 through the tension generated by the first spring 47, when the rotating shaft 45 and the rack 44 are utilized, the limit of the position of the driving rod 43 is conveniently carried out on the rack 44, at this time, the limit is carried out through the limit rod 46 on the driving rod 43 better, the sealing limit is carried out on the bottom end of the whole water injection pipe 3 through the operation of the adjusting device 4, the sealing limit is carried out on the bottom end of the water injection pipe 3, the sealing limit is carried out on the water injection pipe 3 through the rotation of the driving rod 43, the rotating shaft 45 is carried out on the rack 44 through the rotating shaft 45, and the rotating rod 43 is carried out on the bottom end of the driving rod 43 through the rotation of the rotation 45, and the rotating rod 43.
When the box 1 is filled with water, in order to conveniently drain excessive water, the water drain pipe 6 is used in an operation mode, at this time, in order to better protect and seal the water drain pipe 6, the fixing frame 51 on the water drain pipe 6 is used, the sliding column 53 on the fixing frame 51 is used for moving and adjusting the position of the protecting cover 52, the pulling force generated by the second spring 56 of the fixing frame 51 is used for extruding and limiting and fixing the position of the protecting cover 52, the second spring 56 is prevented from being deformed when the second spring 56 is used, at this time, the telescopic rod 55 is used for effectively protecting, the position of the protecting cover 52 can be better fixed through the screw 54 on the sliding column 53 when the position of the protecting cover 52 is extruded and limiting, the operation of the auxiliary device 5 is achieved, at this time, in order to better protect and seal the water drain pipe 6, the fixing frame 51 on the water drain pipe 6 is used, the sliding column 53 on the fixing frame 51 is used for moving and limiting and fixing the position of the protecting cover 52, and the pulling force generated by the second spring 56 of the fixing frame 51 is used.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Claims (7)
1. The utility model provides a water injection nozzle for oil field water injection, includes box (1), its characterized in that: the utility model discloses a water injection device, including box (1), connecting pipe (2) of both sides equal fixedly connected with, the upper end of box (1) is provided with water injection pipe (3), the arc surface fixedly connected with drain pipe (6) of water injection pipe (3), the arc surface of water injection pipe (3) is equipped with adjusting device (4), adjusting device (4) include pivot (41), the arc surface of pivot (41) rotates with the arc surface of water injection pipe (3) to be connected, the one end fixedly connected with gear (45) of pivot (41), the tooth face meshing of gear (45) has rack (44), one side fixedly connected with actuating lever (43) of rack (44), the arc surface slip of actuating lever (43) runs through limiting plate (42), the arc surface of limiting plate (42) is with the inner wall fixed connection of water injection pipe (3), the cross-section of extrusion piece (48) is circular arc, the arc surface of extrusion piece (48) offsets the bottom of water injection pipe (3).
2. A water injection nozzle for oilfield water injection as defined in claim 1, wherein: the circular arc surface at the bottom end of the water injection pipe (3) is fixedly connected with a sealing ring (49) at the position corresponding to the extrusion block (48), and the sealing ring (49) is a rubber ring.
3. A water injection nozzle for oilfield water injection as defined in claim 1, wherein: the arc surface of the driving rod (43) is sleeved with a first spring (47), and two ends of the first spring (47) are fixedly connected with the extrusion block (48) and the limiting plate (42) respectively.
4. A water injection nozzle for oilfield water injection as defined in claim 1, wherein: the arc surface of the driving rod (43) is fixedly connected with a limiting rod (46), the cross section of the limiting rod (46) is L-shaped, and the surface of the limiting rod (46) and the surface of the limiting plate (42) penetrate in a sliding mode.
5. A water injection nozzle for oilfield water injection as defined in claim 1, wherein: the utility model discloses a drain pipe, including drain pipe (6), the arc surface of drain pipe (6) is equipped with auxiliary device (5), auxiliary device (5) are including fixed frame (51), the inner wall of fixed frame (51) and the arc surface fixed connection of drain pipe (6), the equal sliding connection of both ends arc surface of fixed frame (51) has slip post (53), one side fixedly connected with same shield (52) that slip post (53) are close to each other, friction groove (57) have been seted up on the surface of shield (52), the inner wall and drain pipe (6) looks butt of shield (52), the fixed surface of shield (52) is connected with second spring (56), the one end and the fixed frame (51) fixed connection of shield (52) are kept away from to second spring (56).
6. The water injection nozzle for oilfield water injection of claim 5, wherein: the inner wall sliding connection of second spring (56) has telescopic link (55), the both ends of telescopic link (55) are respectively with fixed frame (51) and protecting cover (52) fixed connection.
7. The water injection nozzle for oilfield water injection of claim 5, wherein: a screw rod (54) is penetrated through the arc surface threads of the sliding column (53), and one end of the screw rod (54) is abutted against the arc surface of the fixed frame (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321797492.2U CN220226802U (en) | 2023-07-10 | 2023-07-10 | Water injection nozzle for oilfield water injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321797492.2U CN220226802U (en) | 2023-07-10 | 2023-07-10 | Water injection nozzle for oilfield water injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220226802U true CN220226802U (en) | 2023-12-22 |
Family
ID=89182791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321797492.2U Active CN220226802U (en) | 2023-07-10 | 2023-07-10 | Water injection nozzle for oilfield water injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220226802U (en) |
-
2023
- 2023-07-10 CN CN202321797492.2U patent/CN220226802U/en active Active
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