CN219413864U - Flange connection device for high-pressure water injection pump of oil field - Google Patents
Flange connection device for high-pressure water injection pump of oil field Download PDFInfo
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- CN219413864U CN219413864U CN202320339024.4U CN202320339024U CN219413864U CN 219413864 U CN219413864 U CN 219413864U CN 202320339024 U CN202320339024 U CN 202320339024U CN 219413864 U CN219413864 U CN 219413864U
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- water injection
- pressure water
- injection pump
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Abstract
The utility model discloses a flange connection device for a high-pressure water injection pump of an oil field, which relates to the field of liquid pumps. According to the utility model, through the arrangement of the structures such as the limit baffle and the limit tooth block, the limit baffle and the second connecting flange are required to be separated, the limit tooth block is only required to be turned over and the sliding lantern ring is pulled, the sliding lantern ring can drive the limit baffle to be away from the two limit lantern rings, at the moment, the connection limitation between the first connecting flange and the second connecting flange can be relieved by turning over the two limit lantern rings, the second connecting flange is pulled to realize the separation operation with the first connecting flange, otherwise, the installation can be realized, the connecting process between the first connecting flange and the second connecting flange is convenient and simple, any tool is not required to be used in the process, and the maintenance is convenient.
Description
Technical Field
The utility model relates to the technical field of liquid pumps, in particular to a flange connection device for an oilfield high-pressure water injection pump.
Background
The high-pressure water injection pump is mainly used for injecting water with satisfactory quality into an oil layer from a water injection well so as to maintain the pressure of the oil layer, and the process is called oilfield water injection.
Among the prior art, the oil field high pressure water injection pump need be connected the flange that self possesses with extension pipeline in the use, realize carrying liquid, but connect between flange and the flange and adopt more screw to connect mostly, when installation or need dismantle the maintenance, need take off the bolt repeatedly, comparatively loaded down with trivial details, and still need use the instrument cooperation, consequently need a flange joint device for oil field high pressure water injection pump to satisfy people's demand.
Disclosure of Invention
The utility model aims to provide a flange connecting device for an oilfield high-pressure water injection pump, which solves the problems that in the background technology, the flange of the oilfield high-pressure water injection pump is connected with the flange by adopting more screws, and bolts are required to be repeatedly loosened and loosened when the oilfield high-pressure water injection pump is installed or required to be disassembled for maintenance, so that the assembly is complicated, and tools are required to be used for matching.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a flange joint device for oil field high pressure water injection pump, includes the high pressure water injection pump, be equipped with the conveyer pipe on the high pressure water injection pump, fixed mounting has first flange on the conveyer pipe, one side movable mounting of first flange has second flange, one side fixed mounting that first flange was kept away from to second flange has the connecting pipe, all has seted up a plurality of locating holes on first flange and the second flange, its characterized in that: the fixed ring that has cup jointed on the conveyer pipe, install location structure on the fixed ring, slidable mounting has the slip lantern ring on the conveyer pipe, installs socket joint structure and limit structure on the slip lantern ring.
Preferably, the positioning structure comprises a plurality of positioning rods, the positioning rods are fixedly arranged on one side of the fixed ring, the positioning rods are movably arranged in two positioning holes on the same side, one end of a sealing pipe is fixedly arranged on the inner wall of the conveying pipe, the other end of the sealing pipe is movably arranged in the connecting pipe, a sealing ring is fixedly arranged on the sealing pipe, the sealing ring is contacted with the inner wall of the connecting pipe, a connecting block is fixedly arranged on the fixed ring, two limiting lantern rings are rotatably arranged on the connecting block, and the first connecting flange, the second connecting flange and the fixed ring are movably arranged in the limiting lantern rings.
Preferably, two rotating holes are formed in the connecting block, rotating shafts are rotatably mounted in the two rotating holes, and the two rotating shafts are fixedly mounted on the two limiting lantern rings respectively.
Preferably, the positioning structure comprises two limit baffles, the two limit baffles are fixedly arranged on the sliding lantern ring, the two limit baffles are provided with baffle grooves, and the two limit lantern ring is movably arranged in the two baffle grooves.
Preferably, the limit structure comprises two fixed racks, the two fixed racks are fixedly arranged on the conveying pipe, the two overturning rods are rotatably arranged on the limit baffle, handles are fixedly arranged on one sides of the two overturning rods, which are far away from each other, and limit tooth blocks are fixedly arranged on one sides of the two overturning rods and are respectively meshed with the two fixed racks.
Preferably, four movable holes are formed in the sliding collar, connecting rotating shafts are rotatably arranged in the four movable holes, and two connecting rotating shafts positioned on the same side are fixedly arranged on the same turning rod.
Preferably, the auxiliary torsion spring is fixedly sleeved on the connecting rotating shaft, one end of the auxiliary torsion spring is fixedly arranged on the inner wall of the connecting rotating shaft, and the other end of the auxiliary torsion spring is fixedly arranged on the connecting rotating shaft.
Preferably, two positioning sliding grooves are formed in the sliding sleeve ring, and the two fixed racks are respectively and slidably arranged in the two positioning sliding grooves.
The beneficial effects of the utility model are as follows:
according to the utility model, through the arrangement of the structures such as the limit baffle and the limit tooth block, the limit tooth block is only required to be turned over and the sliding lantern ring is pulled when the first connecting flange and the second connecting flange are required to be separated, the sliding lantern ring can drive the limit baffle to be away from the two limit lantern rings, at the moment, the connection limitation between the first connecting flange and the second connecting flange can be relieved by turning over the two limit lantern rings, the separation operation with the first connecting flange can be realized by pulling the second connecting flange, otherwise, the installation can be realized, the connection process between the first connecting flange and the second connecting flange is convenient and simple, any tool is not required to be used in the process, and the maintenance is convenient.
According to the utility model, through the arrangement of the structures such as the sealing pipe, the sealing ring and the limiting lantern ring, the sealing performance of the connection between the conveying pipe and the connecting pipe can be improved by utilizing the cooperation of the sealing pipe and the sealing ring, so that the water leakage phenomenon is avoided, and the first connecting flange and the second connecting flange are positioned by adopting the positioning rod, the first connecting flange and the second connecting flange are wrapped by the two limiting lantern rings, the connection stability between the first connecting flange and the second connecting flange can be further ensured by cooperating with the use of the limiting baffle plate and the limiting tooth block, and the loose phenomenon is avoided.
Drawings
FIG. 1 is a schematic structural view of a flange connection device for an oilfield high-pressure water injection pump according to the present utility model;
FIG. 2 is a schematic view of a part of a flange connection device for a high-pressure water injection pump in an oil field according to the present utility model;
FIG. 3 is a schematic diagram of a connection structure of a stop collar portion of a flange connection device for an oilfield high-pressure water injection pump according to the present utility model;
FIG. 4 is a schematic view of a positioning rod portion of a flange connection device for an oilfield high-pressure water injection pump according to the present utility model;
FIG. 5 is a schematic view of a sliding collar portion of a flange connection for an oilfield high-pressure water injection pump in accordance with the present utility model;
fig. 6 is a schematic cross-sectional view of a sliding collar portion of a flange connection device for an oilfield high-pressure water injection pump according to the present utility model.
In the figure: 100. a high pressure water injection pump; 101. a delivery tube; 102. a first connection flange; 103. a second connection flange; 104. a connecting pipe; 105. positioning holes; 200. a fixing ring; 201. a positioning rod; 202. sealing the tube; 203. a seal ring; 204. a rotating shaft; 205. a connecting block; 206. a limit collar; 207. a rotation hole; 300. a sliding collar; 301. a limit baffle; 302. a blocking groove; 400. a fixed rack; 401. turning over the rod; 402. a handle; 403. limiting tooth blocks; 404. positioning a chute; 405. a movable hole; 406. the connecting rotating shaft; 407. an auxiliary torsion spring.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-6, a flange connection device for a high-pressure water injection pump in an oil field comprises a high-pressure water injection pump 100, wherein a conveying pipe 101 is arranged on the high-pressure water injection pump 100, a first connecting flange 102 is fixedly installed on the conveying pipe 101, a second connecting flange 103 is movably installed on one side of the first connecting flange 102, a connecting pipe 104 is fixedly installed on one side, far away from the first connecting flange 102, of the second connecting flange 103, and a plurality of positioning holes 105 are formed in the first connecting flange 102 and the second connecting flange 103, and the flange connection device is characterized in that: the fixed ring 200 is fixedly sleeved on the conveying pipe 101, the positioning structure is arranged on the fixed ring 200, the sliding lantern ring 300 is slidably arranged on the conveying pipe 101, the sleeve structure and the limiting structure are arranged on the sliding lantern ring 300, when the connection between the second connecting flange 103 and the first connecting flange 102 is required to be disconnected, the two handles 402 are pushed, the handles 402 drive the turning rod 401 to rotate, the turning rod 401 drives the two connecting rotating shafts 406 to rotate in the two movable holes 405 respectively, the turning effect is realized, the auxiliary torsion springs 407 are compressed while the connecting rotating shafts 406 rotate, the continuously rotating turning rod 401 drives the limiting tooth blocks 403 to rotate and keep away from the fixed racks 400, the limitation on the sliding lantern ring 300 can be relieved at the moment, then the sliding lantern ring 300 is horizontally pushed, the moving sliding lantern ring 300 slides on the two fixed racks 400 through the two positioning sliding grooves 404 respectively, and further, the moving direction of the sliding collar 300 is limited to avoid offset, and the sliding collar 300 can drive the two limit baffles 301 to move at the same time, so that the moving limit baffles 301 drive the blocking grooves 302 to be far away from the two limit collars 206, at the moment, the limit of the limit collars 206 can be relieved, the two limit collars 206 are turned over, so that the limit collars 206 drive the rotating shaft 204 to rotate in the rotating hole 207 on the connecting block 205, the rotating effect is realized, the continuously rotating limit collars 206 can be separated from the first connecting flange 102 and the second connecting flange 103, at the moment, the first connecting flange 102 and the second connecting flange 103 can be exposed and released from the limit, the connecting pipe 104 can be pulled to drive the second connecting flange 103 to move, the moving second connecting flange 103 can drive the positioning hole 105 to be separated from the positioning rod 201, and the separation of the second connecting flange 103 and the first connecting flange 102 is realized.
Further, the positioning structure comprises a plurality of positioning rods 201, the positioning rods 201 are fixedly arranged on one side of the fixed ring 200, the positioning rods 201 are movably arranged in two positioning holes 105 formed in the same side, one end of a sealing tube 202 is fixedly arranged on the inner wall of the conveying tube 101, the other end of the sealing tube 202 is movably arranged in the connecting tube 104, a sealing ring 203 is fixedly arranged on the sealing tube 202, the sealing ring 203 is contacted with the inner wall of the connecting tube 104, a connecting block 205 is fixedly arranged on the fixed ring 200, two limiting collars 206 are rotatably arranged on the connecting block 205, the first connecting flange 102, the second connecting flange 103 and the fixed ring 200 are movably arranged in the limiting collars 206, the two limiting collars 206 are turned over, the limiting collars 206 drive a rotating shaft 204 to rotate in a rotating hole 207 formed in the connecting block 205, the rotating effect is achieved, the continuously rotating limiting collars 206 are separated from the first connecting flange 102 and the second connecting flange 103, at the moment, the first connecting flange 102 and the second connecting flange 103 can be exposed and released from the limiting, the second connecting flange 103 can be driven to move by pulling the second connecting flange 103, the moving second connecting flange 103 can be driven by the second connecting flange 103 to separate from the positioning flange 103 from the first connecting flange 102.
Further, two rotation holes 207 are formed in the connecting block 205, the rotation shafts 204 are rotatably mounted in the two rotation holes 207, the two rotation shafts 204 are fixedly mounted on the two limiting collars 206 respectively, and the limiting collars 206 rotate to drive the rotation shafts 204 to rotate in the rotation holes 207 in the connecting block 205, so that the rotating effect is achieved.
Further, the positioning structure comprises two limit baffles 301, the two limit baffles 301 are fixedly mounted on the sliding collar 300, the two limit baffles 301 are provided with baffle grooves 302, the two limit collars 206 are movably mounted in the two baffle grooves 302, the moving sliding collar 300 can drive the two limit baffles 301 to move, so that the moving limit baffles 301 drive the baffle grooves 302 to be away from the two limit collars 206, and the limit to the limit collars 206 can be relieved at the moment.
Further, limit structure includes two fixed racks 400, two fixed racks 400 equal fixed mounting are on conveyer pipe 101, rotate on the limit baffle 301 and install two turndown bars 401, the equal fixed mounting in one side that two turndown bars 401 kept away from each other has handle 402, the equal fixed mounting in one side of two turndown bars 401 has spacing tooth piece 403, two spacing tooth piece 403 mesh with two fixed racks 400 respectively, promote two handle 402 for handle 402 drives turndown bars 401 rotation, pivoted turndown bars 401 can drive two connection pivot 406 and rotate in two movable hole 405 respectively, realize the effect of upset, the connection pivot 406 rotates can compress auxiliary torsion spring 407 simultaneously, continuous pivoted turndown bars 401 can drive spacing tooth piece 403 rotation and keep away from fixed racks 400, can remove the restriction to slip lantern ring 300 this moment.
Further, four movable holes 405 are formed in the sliding collar 300, connecting rotating shafts 406 are rotatably mounted in the four movable holes 405, two connecting rotating shafts 406 located on the same side are fixedly mounted on the same turning rod 401, and the rotating turning rod 401 drives the two connecting rotating shafts 406 to rotate in the two movable holes 405 respectively, so that the turning effect is achieved.
Further, an auxiliary torsion spring 407 is fixedly sleeved on the connection rotating shaft 406, one end of the auxiliary torsion spring 407 is fixedly arranged on the inner wall of the connection rotating shaft 406, the other end of the auxiliary torsion spring 407 is fixedly arranged on the connection rotating shaft 406, the auxiliary torsion spring 407 can be compressed when the connection rotating shaft 406 rotates, and when the handle 402 is loosened, the auxiliary torsion spring 407 can drive the connection rotating shaft 406 to rotate and reset.
Further, two positioning sliding grooves 404 are formed in the sliding collar 300, the two fixed racks 400 are slidably mounted in the two positioning sliding grooves 404, and the moving sliding collar 300 slides on the two fixed racks 400 through the two positioning sliding grooves 404, so as to limit the moving direction of the sliding collar 300 to avoid shifting.
The working principle of the utility model is as follows:
when the connection between the second connecting flange 103 and the first connecting flange 102 needs to be disconnected, the two handles 402 are pushed to enable the handles 402 to drive the turning rods 401 to rotate, the rotating turning rods 401 drive the two connecting rotating shafts 406 to rotate in the two movable holes 405 respectively to achieve the turning effect, the auxiliary torsion springs 407 are compressed while the connecting rotating shafts 406 rotate, the continuously rotating turning rods 401 drive the limit tooth blocks 403 to rotate and keep away from the fixed racks 400, the limit on the sliding lantern ring 300 can be released at the moment, then the sliding lantern ring 300 is pushed horizontally, the moving sliding lantern ring 300 slides on the two fixed racks 400 respectively through the two positioning sliding grooves 404 to limit the moving direction of the sliding lantern ring 300 to avoid offset, the sliding lantern ring 300 moves while driving the two limit baffles 301 to move, and the moving limit baffles 301 drive the blocking grooves 302 to keep away from the two limit lantern rings 206, at this time, the limitation of the limiting collar 206 can be removed, the two limiting collars 206 are turned over, so that the limiting collar 206 drives the rotating shaft 204 to rotate in the rotating hole 207 on the connecting block 205, the rotating effect is realized, the continuously rotating limiting collar 206 can be separated from the first connecting flange 102 and the second connecting flange 103, at this time, the first connecting flange 102 and the second connecting flange 103 can be exposed and the limitation is removed, the connecting pipe 104 can be pulled to drive the second connecting flange 103 to move, the moving second connecting flange 103 can drive the positioning hole 105 to separate from the positioning rod 201, the separation of the second connecting flange 103 and the first connecting flange 102 is realized, the sealing property of the connecting between the first connecting flange 102 and the second connecting flange 103 can be improved by arranging the sealing tube 202 and the sealing ring 203 in the conveying pipe 101, the positioning hole 105 on the second connecting flange 103 is aligned with the positioning rod 201 to be sleeved again during installation, then, the two limiting collars 206 are turned over to re-sleeve the second connecting flange 103 and the first connecting flange 102, the sliding collar 300 is pushed to reset, the sliding collar 300 drives the blocking groove 302 on the limiting baffle 301 to be re-sleeved on the two limiting collars 206, the limiting collars 206 cannot be opened directly at the moment, the first connecting flange 102 and the second connecting flange 103 are prevented from being separated, the connecting effect is achieved, then, the two handles 402 are loosened, the auxiliary torsion springs 407 drive the connecting rotating shafts 406 to rotate and reset, the reset connecting rotating shafts 406 drive the limiting tooth blocks 403 to rotate and reset through the turning rods 401, so that the limiting tooth blocks 403 are meshed with the fixed racks 400 again, the sliding collar 300 is prevented from being loosened, and the connecting step is completed.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The utility model provides a flange joint device for oil field high pressure water injection pump, includes high pressure water injection pump (100), be equipped with conveyer pipe (101) on high pressure water injection pump (100), fixed mounting has first flange (102) on conveyer pipe (101), one side movable mounting of first flange (102) has second flange (103), one side fixed mounting that first flange (102) were kept away from to second flange (103) has connecting pipe (104), a plurality of locating holes (105) have all been seted up on first flange (102) and second flange (103), its characterized in that: fixed ring (200) has been cup jointed on conveyer pipe (101), installs location structure on fixed ring (200), slidable mounting has slip lantern ring (300) on conveyer pipe (101), installs socket joint structure and limit structure on slip lantern ring (300).
2. A flange connection for an oilfield high pressure water injection pump of claim 1, wherein: the positioning structure comprises a plurality of positioning rods (201), the positioning rods (201) are fixedly arranged on one side of a fixed ring (200), the positioning rods (201) are movably arranged in two positioning holes (105) on the same side, one end of a sealing pipe (202) is fixedly arranged on the inner wall of a conveying pipe (101), the other end of the sealing pipe (202) is movably arranged in a connecting pipe (104), a sealing ring (203) is fixedly arranged on the sealing pipe (202), the sealing ring (203) is in contact with the inner wall of the connecting pipe (104), a connecting block (205) is fixedly arranged on the fixed ring (200), two limiting lantern rings (206) are rotatably arranged on the connecting block (205), and the first connecting flange (102), the second connecting flange (103) and the fixed ring (200) are movably arranged in the limiting lantern rings (206).
3. A flange connection for an oilfield high pressure water injection pump as defined in claim 2, wherein: two rotation holes (207) are formed in the connecting block (205), rotation shafts (204) are rotatably mounted in the two rotation holes (207), and the two rotation shafts (204) are fixedly mounted on the two limiting lantern rings (206) respectively.
4. A flange connection for an oilfield high pressure water injection pump of claim 1, wherein: the positioning structure comprises two limit baffles (301), wherein the two limit baffles (301) are fixedly installed on the sliding lantern ring (300), the two limit baffles (301) are provided with baffle grooves (302), and the two limit lantern rings (206) are movably installed in the two baffle grooves (302).
5. A flange connection for an oilfield high pressure water injection pump of claim 1, wherein: the limiting structure comprises two fixed racks (400), wherein the two fixed racks (400) are fixedly arranged on a conveying pipe (101), two overturning rods (401) are rotatably arranged on a limiting baffle plate (301), handles (402) are fixedly arranged on one sides, away from each other, of the two overturning rods (401), limiting tooth blocks (403) are fixedly arranged on one sides of the two overturning rods (401), and the two limiting tooth blocks (403) are meshed with the two fixed racks (400) respectively.
6. A flange connection for an oilfield high pressure water injection pump of claim 1, wherein: four movable holes (405) are formed in the sliding collar (300), connecting rotating shafts (406) are rotatably arranged in the four movable holes (405), and two connecting rotating shafts (406) located on the same side are fixedly arranged on the same turnover rod (401).
7. A flange connection for an oilfield high pressure water injection pump as defined in claim 6, wherein: an auxiliary torsion spring (407) is fixedly sleeved on the connecting rotating shaft (406), one end of the auxiliary torsion spring (407) is fixedly arranged on the inner wall of the connecting rotating shaft (406), and the other end of the auxiliary torsion spring (407) is fixedly arranged on the connecting rotating shaft (406).
8. A flange connection for an oilfield high pressure water injection pump of claim 1, wherein: two positioning sliding grooves (404) are formed in the sliding sleeve ring (300), and the two fixed racks (400) are respectively and slidably arranged in the two positioning sliding grooves (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320339024.4U CN219413864U (en) | 2023-02-28 | 2023-02-28 | Flange connection device for high-pressure water injection pump of oil field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320339024.4U CN219413864U (en) | 2023-02-28 | 2023-02-28 | Flange connection device for high-pressure water injection pump of oil field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219413864U true CN219413864U (en) | 2023-07-25 |
Family
ID=87231920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320339024.4U Active CN219413864U (en) | 2023-02-28 | 2023-02-28 | Flange connection device for high-pressure water injection pump of oil field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219413864U (en) |
-
2023
- 2023-02-28 CN CN202320339024.4U patent/CN219413864U/en active Active
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