CN219993818U - Automobile high-pressure oil pipe connecting structure - Google Patents
Automobile high-pressure oil pipe connecting structure Download PDFInfo
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- CN219993818U CN219993818U CN202321494461.XU CN202321494461U CN219993818U CN 219993818 U CN219993818 U CN 219993818U CN 202321494461 U CN202321494461 U CN 202321494461U CN 219993818 U CN219993818 U CN 219993818U
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- oil pipe
- sliding
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- 239000002184 metal Substances 0.000 claims abstract description 29
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 13
- 238000010168 coupling process Methods 0.000 description 13
- 238000005859 coupling reaction Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model provides a connecting structure of a high-pressure oil pipe of an automobile, which relates to the technical field of high-pressure oil pipes and aims to solve the problems that nuts on the high-pressure oil pipe in a vibration environment are easy to loosen for a long time because an automobile engine is easy to vibrate in the operation process when the existing high-pressure oil pipe of the automobile is connected, and the firmness of the nuts in connection is further reduced; comprising the following steps: a high pressure oil pipe body; the left end and the right end of the high-pressure oil pipe main body are fixedly connected with a metal connector, and the opposite ends of the two metal connectors are rotatably connected with a connecting nut; an anti-loosening assembly is arranged outside each metal connector, and a limiting assembly is arranged on each anti-loosening assembly up and down; through the cooperation of annular locking plate, rectangle locking plate and locking subassembly to avoid the long-term union nut that is in on the high pressure oil pipe under the vibration environment to produce not hard up phenomenon, and then improved union nut's fastness when connecting.
Description
Technical Field
The utility model belongs to the technical field of high-pressure oil pipes, and particularly relates to an automobile high-pressure oil pipe connecting structure.
Background
The high-pressure oil pipe for the automobile is mainly used in a high-pressure injection diesel engine and a high-pressure injection direct injection gasoline engine, and can bear the oil pressure required in the running process of the engine.
The existing automobile high-pressure oil pipe is generally connected by rotating the nut when being connected, and the automobile engine is easy to vibrate in the operation process, so that the nut on the high-pressure oil pipe in a vibration environment is easy to loosen for a long time, and the firmness of the nut during connection is reduced.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the automobile high-pressure oil pipe connecting structure, which solves the problems that nuts on the high-pressure oil pipe in a vibration environment are easy to loosen for a long time because an automobile engine is easy to vibrate in the operation process when the existing automobile high-pressure oil pipe is connected, and the firmness of the nuts in connection is further reduced.
The utility model discloses a purpose and an effect of an automobile high-pressure oil pipe connecting structure, which are achieved by the following specific technical means:
an automotive high pressure oil pipe connection structure comprising: a high pressure oil pipe body; the left end and the right end of the high-pressure oil pipe main body are fixedly connected with a metal connector, and the opposite ends of the two metal connectors are rotatably connected with a connecting nut; an anti-loosening assembly is arranged outside each metal connector, and a limiting assembly is arranged on each anti-loosening assembly up and down; each connecting nut is provided with threads on the inner peripheral surface, and a hexagonal rotating block is fixedly connected to the outer part of each connecting nut.
Further, six guide sliding strips are fixedly connected to the outer peripheral surface of the metal connector in an annular array shape, and an annular limiting plate is fixedly connected to one end of each of the six guide sliding strips outside the metal connector; the metal connector head end fixedly connected with connecting cylinder, and connecting cylinder outer peripheral face fixedly connected with annular fixture block.
Furthermore, the outer peripheral surface of the connecting nut is fixedly connected with an annular locking plate, and one side surface of the annular locking plate is provided with a rectangular locking plate in an annular array shape.
Furthermore, an annular clamping groove is formed in the inner peripheral surface of the connecting nut, and the annular clamping groove is rotationally connected with the annular clamping block.
Further, the anti-loosening assembly comprises an annular sliding plate, sliding rods, an annular guide plate, an anti-loosening jacking plate and a rectangular chute, wherein the annular sliding plate is in sliding connection with the outside of the metal connector, and one side of the annular sliding plate is fixedly connected with four sliding rods in an annular array shape; the four sliding rods are in sliding connection with the annular guide plate, the annular guide plate is fixedly connected to the outside of the metal connector, and springs are sleeved between the annular sliding plates and the annular guide plate outside each sliding rod; the other side of the annular sliding plate is in an annular array shape and is fixedly connected with two anti-loosening jacking plates; six rectangular sliding grooves are formed in the inner peripheral surface of the annular sliding plate in an annular array mode, and the six rectangular sliding grooves are respectively connected with the six guide sliding strips in a sliding mode.
Further, when the anti-loosening assembly is in a limiting state, the head end of the anti-loosening jacking plate is in close contact with one side surface of the rectangular locking plate on the annular locking plate.
Further, the limiting assembly comprises a supporting plate, a buckle, a clamping plate, a rectangular through hole, a partition plate and a guide rod, wherein the supporting plate is fixedly connected to the outer part of the annular guide plate, one side surface of the supporting plate is provided with the rectangular through hole, and the partition plate is fixedly arranged on the middle side of the inner part of the rectangular through hole; a guide rod is fixedly connected to the partition plate, and two springs are sleeved outside the guide rod; the outer part of the guide rod is positioned in the rectangular through hole and is connected with two buckles in a sliding manner; the clamping plate is fixedly connected to the annular sliding plate, and a strip-shaped bayonet is formed in one side face of the clamping plate.
Further, when the limiting assembly is in a limiting state, the buckle is clamped with the strip-shaped bayonet arranged on the clamping plate.
Compared with the prior art, the utility model has the following beneficial effects:
1. through the cooperation of annular locking plate, rectangle locking plate and locking subassembly, after coupling nut screws up, pinch adjacent two buckles to opposite direction through manual, make the strip bayonet socket separation on buckle and the joint board to make the tight plate head end of locking tight plate of locking and a side in close contact with who has the rectangle locking plate on the annular locking plate, thereby avoid being in the coupling nut on the high-pressure oil pipe under the vibration environment for a long time and produce not hard up phenomenon, and then improved coupling nut's fastness when connecting.
2. Through the setting of spacing subassembly, can be when rotating coupling nut, only need slide annular sliding plate to the tail end direction of slide bar, make the separation of a side that has the rectangle locking plate on locking tight plate head end of locking tight plate and the annular locking plate, and the buckle will with the bar bayonet socket joint of seting up on the joint board this moment to make annular sliding plate obtain spacingly, thereby improved coupling nut's convenience when installation and dismantlement.
Drawings
Fig. 1 is an isometric view of the present utility model.
Fig. 2 is a schematic view of a partially enlarged structure of fig. 1 according to the present utility model.
Fig. 3 is a schematic view of a metal connector structure according to the present utility model.
Fig. 4 is a schematic view of the structure of the coupling nut of the present utility model.
Fig. 5 is a schematic view of the structure of the anti-loosening assembly of the present utility model.
Fig. 6 is a schematic view of the structure of the split spacing assembly of the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a high pressure oil pipe body; 2. a metal connector; 201. a guide slide; 202. an annular limiting plate; 203. a connecting cylinder; 204. an annular clamping block; 3. a coupling nut; 301. hexagonal rotating blocks; 302. an annular locking plate; 303. a rectangular locking plate; 304. an annular clamping groove; 4. an anti-loosening assembly; 401. an annular sliding plate; 402. a slide bar; 403. an annular guide plate; 404. an anti-loosening jacking plate; 405. rectangular sliding grooves; 5. a limit component; 501. a support plate; 502. a buckle; 503. a clamping plate; 504. a rectangular through hole; 505. a partition plate; 506. a guide rod.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples:
as shown in fig. 1 to 6:
the utility model provides a connecting structure of a high-pressure oil pipe of an automobile, which comprises the following components: a high-pressure oil pipe body 1; the left end and the right end of the high-pressure oil pipe main body 1 are fixedly connected with a metal connector 2, and the opposite ends of the two metal connectors 2 are rotationally connected with a connecting nut 3; an anti-loosening assembly 4 is arranged outside each metal connector 2, and a limiting assembly 5 is arranged on each anti-loosening assembly 4 up and down; the inner peripheral surface of each connecting nut 3 is provided with threads, and a hexagonal rotating block 301 is fixedly connected to the outer part of each connecting nut 3;
six guide sliding strips 201 are fixedly connected to the outer peripheral surface of the metal connector 2 in an annular array shape, and an annular limiting plate 202 is fixedly connected to one end of each of the six guide sliding strips 201 outside the metal connector 2; the head end of the metal connector 2 is fixedly connected with a connecting cylinder 203, and the peripheral surface of the connecting cylinder 203 is fixedly connected with an annular clamping block 204;
the outer peripheral surface of the connecting nut 3 is fixedly connected with an annular locking plate 302, and a rectangular locking plate 303 is arranged on one side of the annular locking plate 302 in an annular array shape; an annular clamping groove 304 is formed in the inner peripheral surface of the connecting nut 3, and the annular clamping groove 304 is rotationally connected with the annular clamping block 204.
Referring to fig. 1, 2 and 5, the anti-loosening assembly 4 includes an annular sliding plate 401, a sliding rod 402, an annular guide plate 403, an anti-loosening tightening plate 404 and a rectangular chute 405, the annular sliding plate 401 is slidably connected to the outside of the metal connector 2, and one side of the annular sliding plate 401 is fixedly connected with four sliding rods 402 in an annular array shape; four sliding rods 402 are in sliding connection with an annular guide plate 403, the annular guide plate 403 is fixedly connected to the outside of the metal connector 2, and springs are sleeved between the annular sliding plate 401 and the annular guide plate 403 outside each sliding rod 402; the other side of the annular sliding plate 401 is fixedly connected with two anti-loosening jacking plates 404 in an annular array shape; six rectangular sliding grooves 405 are formed in the inner peripheral surface of the annular sliding plate 401 in an annular array shape, and the six rectangular sliding grooves 405 are respectively connected with the six guide sliding strips 201 in a sliding manner;
when the anti-loosening assembly 4 is in a limiting state, the head end of the anti-loosening jacking plate 404 is in close contact with one side surface of the annular locking plate 302, which is provided with the rectangular locking plate 303, so that the connecting nut 3 can be effectively limited.
Referring to fig. 1, 2 and 6, the limiting component 5 includes a supporting plate 501, a buckle 502, a clamping plate 503, a rectangular through opening 504, a partition plate 505 and a guide rod 506, wherein the supporting plate 501 is fixedly connected to the outside of the annular guide plate 403, one side surface of the supporting plate 501 is provided with the rectangular through opening 504, and the partition plate 505 is fixedly installed on the middle side inside the rectangular through opening 504; a guide rod 506 is fixedly connected to the partition plate 505, and two springs are sleeved outside the guide rod 506; two buckles 502 are slidably connected to the exterior of the guide bar 506 inside the rectangular through opening 504; the clamping plate 503 is fixedly connected to the annular sliding plate 401, and a strip-shaped bayonet is formed on one side surface of the clamping plate 503;
when the limiting assembly 5 is in a limiting state, the clamping buckle 502 is clamped with the strip-shaped clamping opening formed in the clamping plate 503, so that the annular sliding plate is limited, and convenience of the connecting nut in installation and disassembly is improved.
Specific use and action of the embodiment:
in the utility model, when in use, when in need of connection, the annular sliding plate 401 is firstly slid towards the tail end direction of the sliding rod 402, so that the head end of the anti-loosening jacking plate 404 is separated from one side surface of the annular locking plate 302 with the rectangular locking plate 303, and after the head end of the anti-loosening jacking plate 404 is separated from one side surface of the annular locking plate 302 with the rectangular locking plate 303, the buckle 502 is clamped with the strip-shaped bayonet arranged on the clamping plate 503, thereby limiting the annular sliding plate 401;
then through rotating coupling nut 3, make coupling nut 3 be connected to the pipeline head end on the car under the screw action, after coupling nut 3 is screwed up, the rethread is manual to be pinched adjacent two buckles 502 to opposite direction, make buckle 502 and the bar bayonet socket separation on the joint board 503, thereby make annular sliding plate 401 lose spacing effect, then annular sliding plate 401 takes locking tight plate 404 to locking tight plate 404's head end direction removal of moving under the outside spring force effect of sliding rod 402, thereby make locking tight plate 404 head end and annular locking plate 302 have a side in close contact with of rectangle locking plate 303, then cooperate rectangle locking plate 303, thereby make coupling nut 3 can obtain effectual locking spacing effect, thereby avoid the long-term coupling nut 3 on the high-pressure oil pipe that is in the vibration environment produces not hard up phenomenon, and then the fastness of coupling nut 3 when connecting has been improved.
Claims (8)
1. The utility model provides a car high pressure oil pipe connection structure which characterized in that includes: a high-pressure oil pipe body (1); the left end and the right end of the high-pressure oil pipe main body (1) are fixedly connected with a metal connector (2), and the opposite ends of the two metal connectors (2) are respectively and rotatably connected with a connecting nut (3); an anti-loosening assembly (4) is arranged outside each metal connector (2), and a limiting assembly (5) is arranged on each anti-loosening assembly (4) up and down; each connecting nut (3) is provided with threads on the inner peripheral surface, and a hexagonal rotating block (301) is fixedly connected to the outside of each connecting nut (3).
2. The automotive high pressure oil pipe connection structure of claim 1, wherein: six guide sliding strips (201) are fixedly connected to the outer peripheral surface of the metal connector (2) in an annular array shape, and an annular limiting plate (202) is fixedly connected to one end of each of the six guide sliding strips (201) outside the metal connector (2); the head end of the metal connector (2) is fixedly connected with a connecting cylinder (203), and the outer peripheral surface of the connecting cylinder (203) is fixedly connected with an annular clamping block (204).
3. The automotive high pressure oil pipe connection structure of claim 1, wherein: the outer peripheral surface of the connecting nut (3) is fixedly connected with an annular locking plate (302), and one side surface of the annular locking plate (302) is provided with rectangular locking plates (303) in an annular array shape.
4. A high-pressure oil pipe connection structure for an automobile as claimed in claim 3, wherein: an annular clamping groove (304) is formed in the inner peripheral surface of the connecting nut (3), and the annular clamping groove (304) is rotationally connected with the annular clamping block (204).
5. The automotive high pressure oil pipe connection structure of claim 1, wherein: the anti-loosening assembly (4) comprises an annular sliding plate (401), sliding rods (402), an annular guide plate (403), an anti-loosening jacking plate (404) and a rectangular chute (405), wherein the annular sliding plate (401) is slidably connected to the outside of the metal connector (2), and one side of the annular sliding plate (401) is fixedly connected with four sliding rods (402) in an annular array shape; the four sliding rods (402) are in sliding connection with the annular guide plates (403), the annular guide plates (403) are fixedly connected to the outside of the metal connector (2), and springs are sleeved between the annular sliding plates (401) and the annular guide plates (403) outside each sliding rod (402); the other side of the annular sliding plate (401) is in an annular array shape and is fixedly connected with two anti-loosening jacking plates (404); six rectangular sliding grooves (405) are formed in the inner peripheral surface of the annular sliding plate (401) in an annular array mode, and the six rectangular sliding grooves (405) are respectively connected with the six guide sliding strips (201) in a sliding mode.
6. The automotive high pressure oil pipe connection structure according to claim 5, wherein: when the anti-loosening assembly (4) is in a limiting state, the head end of the anti-loosening jacking plate (404) is in close contact with one side surface of the annular locking plate (302) provided with the rectangular locking plate (303).
7. The automotive high pressure oil pipe connection structure of claim 1, wherein: the limiting assembly (5) comprises a supporting plate (501), a buckle (502), a clamping plate (503), a rectangular through hole (504), a partition plate (505) and a guide rod (506), wherein the supporting plate (501) is fixedly connected to the outside of the annular guide plate (403), the rectangular through hole (504) is formed in one side surface of the supporting plate (501), and the partition plate (505) is fixedly arranged on the middle side inside the rectangular through hole (504); a guide rod (506) is fixedly connected to the partition plate (505), and two springs are sleeved outside the guide rod (506); two buckles (502) are slidably connected to the outside of the guide rod (506) and positioned in the rectangular through hole (504); the clamping plate (503) is fixedly connected to the annular sliding plate (401), and a strip-shaped bayonet is formed in one side face of the clamping plate (503).
8. The automotive high-pressure oil pipe connection structure according to claim 7, wherein: when the limiting assembly (5) is in a limiting state, the buckle (502) is clamped with the strip-shaped bayonet arranged on the clamping plate (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321494461.XU CN219993818U (en) | 2023-06-13 | 2023-06-13 | Automobile high-pressure oil pipe connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321494461.XU CN219993818U (en) | 2023-06-13 | 2023-06-13 | Automobile high-pressure oil pipe connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219993818U true CN219993818U (en) | 2023-11-10 |
Family
ID=88619847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321494461.XU Active CN219993818U (en) | 2023-06-13 | 2023-06-13 | Automobile high-pressure oil pipe connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219993818U (en) |
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2023
- 2023-06-13 CN CN202321494461.XU patent/CN219993818U/en active Active
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