CN219933295U - Self-locking joint structure of high-pressure oil pipe - Google Patents
Self-locking joint structure of high-pressure oil pipe Download PDFInfo
- Publication number
- CN219933295U CN219933295U CN202321722889.5U CN202321722889U CN219933295U CN 219933295 U CN219933295 U CN 219933295U CN 202321722889 U CN202321722889 U CN 202321722889U CN 219933295 U CN219933295 U CN 219933295U
- Authority
- CN
- China
- Prior art keywords
- limiting
- main body
- blocks
- sliding sleeve
- joint main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims description 25
- 238000009434 installation Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 9
- 230000008859 change Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model provides a self-locking joint structure of a high-pressure oil pipe, which belongs to the technical field of self-locking joints and aims to solve the problems that when the existing self-locking joint of the high-pressure oil pipe is installed and disassembled, a sliding sleeve is required to be pulled down for installation, the operation is inconvenient and the working efficiency is not high enough; comprising the following steps: a joint body; the sliding sleeve is connected to the outer side of the joint main body in a sliding manner; the compression spring is fixedly connected to the outer side of the joint main body, and the upper end of the compression spring is propped against the inner side of the upper end of the sliding sleeve; the limiting balls are provided with a plurality of limiting balls, and the limiting balls are all connected to the inner side of the upper end of the joint main body in a sliding manner; the fixing frame is fixedly connected to the inner side of the lower end of the joint main body; the sealing rod is connected to the inner side of the fixing frame in a sliding manner; the sealing spring is fixedly connected to the upper end face of the fixing frame, and the upper end of the sealing spring is fixedly connected to the upper end of the sealing rod; through the arrangement of the utility model, the limit of the sliding sleeve is realized, and the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of self-locking connectors, and particularly relates to a self-locking connector structure of a high-pressure oil pipe.
Background
In the installation process of the high-pressure oil pipe, the oil pipe is often required to be butted, a joint is required to be used when the oil pipe is butted, the self-locking joint is one of the joints, the sub-joint and the female joint are respectively installed on two pipe fittings, the sub-joint is spliced on the inner side of the female joint, and the female joint can automatically lock and fix the sub-joint.
According to the application number: the utility model discloses a double self-locking quick connector, which is disclosed in CN201420849985.0, and comprises a connector seat, wherein a plurality of mounting holes are formed in the connector seat along the circumferential direction, steel balls are arranged in the mounting holes, the front end of the connector seat is connected with a connector, an outer sleeve and a movable sleeve are sleeved outside the connector seat, a valve core is arranged in the connector seat through a bushing, a transverse hole is formed in the valve core, a second sealing ring O-shaped ring and a third sealing ring O-shaped ring are arranged between the valve core and the connector seat, and a spring is arranged between the valve core and the connector; a first sealing ring O-shaped ring is arranged between the movable sleeve and the joint seat, and a groove for positioning the first sealing ring O-shaped ring is formed in the movable sleeve; one end of the movable sleeve is inserted between the joint seat and the outer sleeve; the beneficial effects are that: the utility model has the advantages of practicality, low in production cost, convenient to use has improved the airtight performance of product, has prolonged the life of product, in the use, has avoided the wire winding, uses in the high pressure environment, and the locking is firm, effectively prevents to throw off.
Based on the above, current high pressure oil pipe auto-lock connects when installation and dismantlement, all need to pull down the sliding sleeve and install, and the operation is inconvenient enough, and work efficiency is not high enough, and when the sealing member in the joint ageing after, can appear the oil leak phenomenon, need change the sealing member, because the joint inner space is less, and the operation is inconvenient, work efficiency is not high enough.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a high-pressure oil pipe self-locking joint structure, which aims to solve the problems that when the existing high-pressure oil pipe self-locking joint is installed and disassembled, a sliding sleeve is required to be pulled down for installation, the operation is inconvenient, the working efficiency is not high enough, and when a sealing element in the joint is aged, an oil leakage phenomenon occurs, the sealing element is required to be replaced, and the operation is inconvenient and the working efficiency is not high enough because the space in the joint is smaller.
The utility model discloses a self-locking joint structure of a high-pressure oil pipe, which is realized by the following specific technical means:
a high pressure oil pipe self-locking joint structure, comprising: the device comprises a joint main body, a sliding sleeve, a compression spring, a limiting ball, a fixing frame, a sealing rod, a sealing spring, a limiting mechanism and a sealing replacement mechanism; the sliding sleeve is connected to the outer side of the joint main body in a sliding manner; the compression spring is fixedly connected to the outer side of the joint main body, and the upper end of the compression spring is propped against the inner side of the upper end of the sliding sleeve; the limiting balls are provided with a plurality of limiting balls, and the limiting balls are all connected to the inner side of the upper end of the joint main body in a sliding manner; the fixing frame is fixedly connected to the inner side of the lower end of the joint main body; the sealing rod is connected to the inner side of the fixing frame in a sliding manner; the sealing spring is fixedly connected to the upper end face of the fixing frame, and the upper end of the sealing spring is fixedly connected to the upper end of the sealing rod; the limiting mechanism is arranged on the inner side of the joint main body; the seal replacement mechanism is disposed inside the joint body.
Further, the stop gear includes: the device comprises a fixed plate, a limit sliding block and a limit spring; the plurality of fixing plates are fixedly connected to the inner side of the joint main body; the limiting sliding blocks are arranged and are respectively and slidably connected to the inner side of the joint main body; the limiting springs are arranged in a plurality, and are fixedly connected to the inner sides of the fixing plates respectively and are fixedly connected to the inner sides of the limiting sliding blocks.
Further, the stop gear still includes: a trapezoid block; the trapezoid blocks are provided with a plurality of trapezoid blocks, and the trapezoid blocks are respectively connected to the inner sides of the fixing plates in a sliding mode.
Further, the seal replacement mechanism includes: a sliding sleeve, a seal member and a seal ring; the sliding sleeve is connected to the inner side of the joint main body in a sliding way; the sealing piece is clamped on the inner side of the sliding sleeve; the sealing ring is clamped on the inner side of the lower end of the sliding sleeve.
Further, the seal replacement mechanism further includes: a limiting block, an inserting block and an adjusting bolt; the two limiting blocks are arranged and are both connected to the inner side of the joint main body in a sliding manner; the two plug-in blocks are respectively plugged in the inner sides of the two limiting blocks; the two adjusting bolts are respectively connected to the upper ends of the two plug-in blocks in a rotating mode, and are connected to the inner side of the joint main body in a threaded mode.
Further, the seal replacement mechanism further includes: a tension spring; the extension springs are arranged in two, the two extension springs are fixedly connected to the outer sides of the two limiting blocks respectively, and the outer sides of the extension springs are fixedly connected to the inner sides of the joint main bodies.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the limit mechanism is arranged, so that the limit of the sliding sleeve is realized, when the joint main body is disassembled, the limit sliding block is spliced at the inner side of the sliding sleeve under the action of the limit spring, the sliding sleeve is limited, the sliding sleeve is not required to be pulled down in the next installation, the operation is reduced, and the working efficiency is improved; through the arrangement of the seal replacement mechanism, the replacement of the seal piece is realized, after the adjusting bolt is screwed out upwards, the plug block can be separated from the limiting block, at the moment, the limiting block can slide outwards under the action of the tension spring and separate from the limitation of the sliding sleeve, at the moment, the sliding sleeve can be taken out, after the replacement of the aged seal piece and the sealing ring, the sliding sleeve is assembled into the inner side of the joint main body again, the operation is simple, and enough space is reserved for disassembly and assembly during the replacement, so that the working efficiency is improved; through the arrangement of the mechanism, the sliding sleeve is limited, the working efficiency is improved, the sealing element is replaced, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the main body of the present utility model.
FIG. 2 is a schematic cross-sectional view of a sliding sleeve according to the present utility model.
Fig. 3 is a schematic view of the structure of the sliding sleeve of the present utility model.
Fig. 4 is a schematic structural view of the stopper of the present utility model.
Fig. 5 is a partially enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Fig. 6 is a partially enlarged schematic view of the structure of fig. 3B according to the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a joint body; 2. a sliding sleeve; 3. a compression spring; 4. a limit ball; 5. a fixing frame; 6. a sealing rod; 7. a seal spring; 8. a fixing plate; 9. a limit sliding block; 10. a limit spring; 11. a trapezoid block; 12. a sliding sleeve; 13. a seal; 14. a seal ring; 15. a limiting block; 16. a plug block; 17. an adjusting bolt; 18. and (5) stretching the spring.
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 self-locking joint structure of a high-pressure oil pipe, which comprises the following components: the device comprises a joint main body 1, a sliding sleeve 2, a compression spring 3, a limiting ball 4, a fixing frame 5, a sealing rod 6, a sealing spring 7, a limiting mechanism and a sealing replacement mechanism; the sliding sleeve 2 is connected to the outer side of the joint main body 1 in a sliding way; the compression spring 3 is fixedly connected to the outer side of the joint main body 1, and the upper end of the compression spring 3 is propped against the inner side of the upper end of the sliding sleeve 2; the limiting balls 4 are provided in plurality, and the limiting balls 4 are all connected to the inner side of the upper end of the joint main body 1 in a sliding manner; the fixing frame 5 is fixedly connected to the inner side of the lower end of the joint main body 1; the sealing rod 6 is connected to the inner side of the fixed frame 5 in a sliding way; the sealing spring 7 is fixedly connected to the upper end face of the fixing frame 5, and the upper end of the sealing spring 7 is fixedly connected to the upper end of the sealing rod 6; the limiting mechanism is arranged on the inner side of the joint main body 1; the seal replacement mechanism is provided inside the joint main body 1.
Wherein, stop gear includes: the fixing plate 8, the limit sliding block 9 and the limit spring 10; the plurality of fixing plates 8 are arranged, and the plurality of fixing plates 8 are fixedly connected to the inner side of the joint main body 1; the limiting slide blocks 9 are provided with a plurality of limiting slide blocks 9, and the plurality of limiting slide blocks 9 are respectively and slidably connected to the inner side of the joint main body 1; the limiting springs 10 are provided with a plurality of limiting springs 10, the limiting springs 10 are respectively fixedly connected to the inner sides of the fixed plates 8, the limiting springs 10 are fixedly connected to the inner sides of the limiting sliding blocks 9, in use, when the self-locking joint is detached from the oil pipe sub-joint, the sliding sleeve 2 is pulled downwards, and at the moment, the limiting sliding blocks 9 can be inserted into the inner sides of the sliding sleeve 2 under the action of the limiting springs 10 to limit the sliding sleeve 2.
Wherein, stop gear still includes: a trapezoid block 11; the trapezoid blocks 11 are provided with a plurality of trapezoid blocks 11, the trapezoid blocks 11 are respectively connected to the inner sides of the fixing plates 8 in a sliding mode, in use, when the sub-joint and the female joint are installed, the sub-joint can push the trapezoid blocks 11 downwards, the limiting sliding blocks 9 can slide inwards through the sliding of the trapezoid blocks 11, at the moment, the limiting sliding blocks 9 are separated from the sliding sleeve 2, the sliding sleeve 2 can slide upwards under the action of the compression springs 3, and the limiting balls 4 limit the sub-joint.
Wherein, sealed change mechanism includes: a sliding sleeve 12, a seal 13 and a seal ring 14; the sliding sleeve 12 is connected on the inner side of the joint main body 1 in a sliding way; the sealing piece 13 is clamped on the inner side of the sliding sleeve 12; the sealing ring 14 is clamped on the inner side of the lower end of the sliding sleeve 12, in use, after the sliding sleeve 12 is taken out, the sealing member 13 and the sealing ring 14 are replaced, and after the replacement is completed, the sliding sleeve 12 is installed in the joint main body 1.
Wherein, sealed change mechanism still includes: a limiting block 15, an inserting block 16 and an adjusting bolt 17; two limiting blocks 15 are arranged, and the two limiting blocks 15 are both connected to the inner side of the joint main body 1 in a sliding manner; the two plug-in blocks 16 are arranged, and the two plug-in blocks 16 are respectively plugged in the inner sides of the two limiting blocks 15; the two adjusting bolts 17 are arranged, the two adjusting bolts 17 are respectively connected to the upper ends of the two plug-in blocks 16 in a rotating mode, the adjusting bolts 17 are connected to the inner side of the joint main body 1 in a threaded mode, in use, after the sliding sleeve 12 slides into the joint main body 1, the plug-in blocks 16 can be plugged into the inner sides of the limiting blocks 15 through screwing the adjusting bolts 17, and the limiting blocks 15 limit and fix the sliding sleeve 12.
Wherein, sealed change mechanism still includes: a tension spring 18; the two extension springs 18 are arranged, the two extension springs 18 are respectively fixedly connected to the outer sides of the two limiting blocks 15, the outer sides of the extension springs 18 are fixedly connected to the inner sides of the joint main body 1, in use, the adjusting bolt 17 is screwed out upwards, the inserting block 16 can slide upwards along with the adjusting bolt 17 at the moment and separate from the limiting blocks 15, the limiting blocks 15 can slide outwards under the action of the extension springs 18 at the moment, the sliding sleeve 12 is out of limit, and the sliding sleeve 12 can be taken out to replace a new sealing piece 13 and a new sealing ring 14.
Specific use and action of the embodiment:
when the self-locking connector is detached from the oil pipe sub-connector, the sliding sleeve 2 is pulled downwards, the limiting sliding block 9 is spliced at the inner side of the sliding sleeve 2 under the action of the limiting spring 10 to limit the sliding sleeve 2, when the sub-connector and the female connector are installed, the sub-connector downwards pushes the trapezoid block 11, the limiting sliding block 9 is slid inwards through the sliding of the trapezoid block 11, the limiting sliding block 9 is separated from the sliding sleeve 2, the sliding sleeve 2 is slid upwards under the action of the compression spring 3, and the limiting ball 4 limits the sub-connector; after the sliding sleeve 12 is taken out, the sealing element 13 and the sealing ring 14 are replaced, after the replacement is completed, the sliding sleeve 12 is installed in the joint main body 1, after the sliding sleeve 12 slides into the joint main body 1, the inserting block 16 is inserted into the inner side of the limiting block 15 by screwing the adjusting bolt 17, the limiting block 15 is used for limiting and fixing the sliding sleeve 12, the adjusting bolt 17 is screwed out upwards, at the moment, the inserting block 16 can slide upwards along with the adjusting bolt 17 and separate from the limiting block 15, at the moment, the limiting block 15 can slide outwards under the action of the tension spring 18, at the moment, the sliding sleeve 12 is out of limit, and the sliding sleeve 12 can be taken out to replace the new sealing element 13 and the sealing ring 14.
Claims (6)
1. A high pressure oil pipe auto-lock joint structure, characterized by comprising: the device comprises a joint main body (1), a sliding sleeve (2), a compression spring (3), a limiting ball (4), a fixing frame (5), a sealing rod (6), a sealing spring (7), a limiting mechanism and a sealing replacement mechanism; the sliding sleeve (2) is connected to the outer side of the joint main body (1) in a sliding manner; the compression spring (3) is fixedly connected to the outer side of the joint main body (1), and the upper end of the compression spring (3) is propped against the inner side of the upper end of the sliding sleeve (2); the limiting balls (4) are arranged in a plurality, and the limiting balls (4) are all connected to the inner side of the upper end of the joint main body (1) in a sliding manner; the fixing frame (5) is fixedly connected to the inner side of the lower end of the joint main body (1); the sealing rod (6) is connected to the inner side of the fixing frame (5) in a sliding manner; the sealing spring (7) is fixedly connected to the upper end face of the fixing frame (5), and the upper end of the sealing spring (7) is fixedly connected to the upper end of the sealing rod (6); the limiting mechanism is arranged on the inner side of the joint main body (1); the seal replacement mechanism is arranged on the inner side of the joint main body (1).
2. A high pressure oil pipe self-locking joint structure as defined in claim 1, wherein: the limit mechanism comprises: a fixed plate (8), a limit sliding block (9) and a limit spring (10); the plurality of fixing plates (8) are arranged, and the plurality of fixing plates (8) are fixedly connected to the inner side of the joint main body (1); the limiting slide blocks (9) are arranged in a plurality, and the limiting slide blocks (9) are respectively and slidably connected to the inner side of the joint main body (1); the limiting springs (10) are arranged in a plurality, the limiting springs (10) are fixedly connected to the inner sides of the fixing plates (8) respectively, and the limiting springs (10) are fixedly connected to the inner sides of the limiting sliding blocks (9).
3. A high pressure oil pipe self-locking joint structure as claimed in claim 2, wherein: the stop gear still includes: a trapezoid block (11); the trapezoid blocks (11) are provided with a plurality of trapezoid blocks, and the trapezoid blocks (11) are respectively and slidably connected to the inner sides of the fixing plates (8).
4. A high pressure oil pipe self-locking joint structure as defined in claim 1, wherein: the seal replacement mechanism includes: a sliding sleeve (12), a sealing piece (13) and a sealing ring (14); the sliding sleeve (12) is connected to the inner side of the joint main body (1) in a sliding way; the sealing piece (13) is clamped on the inner side of the sliding sleeve (12); the sealing ring (14) is clamped on the inner side of the lower end of the sliding sleeve (12).
5. The self-locking joint structure of high-pressure oil pipe as claimed in claim 4, wherein: the seal replacement mechanism further includes: a limiting block (15), a plug block (16) and an adjusting bolt (17); two limiting blocks (15) are arranged, and the two limiting blocks (15) are both connected to the inner side of the joint main body (1) in a sliding manner; the two plugging blocks (16) are arranged, and the two plugging blocks (16) are respectively plugged into the inner sides of the two limiting blocks (15); the two adjusting bolts (17) are arranged, the two adjusting bolts (17) are respectively connected to the upper ends of the two plug-in blocks (16) in a rotating mode, and the adjusting bolts (17) are connected to the inner side of the joint main body (1) in a threaded mode.
6. The self-locking joint structure of high-pressure oil pipe as claimed in claim 5, wherein: the seal replacement mechanism further includes: a tension spring (18); the two extension springs (18) are arranged, the two extension springs (18) are fixedly connected to the outer sides of the two limiting blocks (15) respectively, and the outer sides of the extension springs (18) are fixedly connected to the inner sides of the connector main bodies (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321722889.5U CN219933295U (en) | 2023-07-04 | 2023-07-04 | Self-locking joint structure of high-pressure oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321722889.5U CN219933295U (en) | 2023-07-04 | 2023-07-04 | Self-locking joint structure of high-pressure oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219933295U true CN219933295U (en) | 2023-10-31 |
Family
ID=88495053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321722889.5U Active CN219933295U (en) | 2023-07-04 | 2023-07-04 | Self-locking joint structure of high-pressure oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219933295U (en) |
-
2023
- 2023-07-04 CN CN202321722889.5U patent/CN219933295U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103047506B (en) | Seal cage is set to the pipeline compensator on inclined-plane | |
| CN110778827B (en) | Quick-change connector for sealing and inflating unthreaded hole | |
| CN215807015U (en) | Quick coupling | |
| CN219933295U (en) | Self-locking joint structure of high-pressure oil pipe | |
| CN204942844U (en) | A kind of end face selfsealings rapid pipe joint | |
| CN217302069U (en) | Self-locking hydraulic pipeline joint | |
| CN214391848U (en) | Machining tool for realizing rapid crimping | |
| CN211175823U (en) | Quick-change connector for sealed inflation of unthreaded hole | |
| CN211281259U (en) | Improved thrust wheel | |
| CN220061022U (en) | Pipe orifice plugging device of air compressor | |
| CN103062564B (en) | A kind of method improving pipeline compensator stuffing box packing uniformity | |
| CN221504254U (en) | Joint connection structure for oil pipe combination | |
| CN101435757B (en) | Hydraulic pressure test fixture of heat exchange tube | |
| CN220957299U (en) | Just, tear formula of tearing open and withhold joint | |
| CN220152096U (en) | Copper pipe connector | |
| CN221374910U (en) | Auxiliary fixture mounting structure for connecting pipeline high-temperature telescopic joint | |
| CN217207579U (en) | Chain tensioning ware that facilitates use | |
| CN219317864U (en) | Quick connector for outdoor pipeline | |
| CN219888956U (en) | Joint buffer structure and flange pipe fitting | |
| CN219562859U (en) | Clamp base tool for radial extrusion tool | |
| CN220228183U (en) | Quick sealing connecting component for corrugated pipe | |
| CN219828068U (en) | Forging flange with high sealing performance | |
| CN221991165U (en) | Fuel pipeline joint | |
| CN220187518U (en) | Heat exchanger with filtering structure | |
| CN220972233U (en) | IDG uncoupling rod disassembly and assembly tool for aircraft repair |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |