CN220481583U - Straight pipe inner process inner sleeve taking-out equipment - Google Patents
Straight pipe inner process inner sleeve taking-out equipment Download PDFInfo
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- CN220481583U CN220481583U CN202321839042.5U CN202321839042U CN220481583U CN 220481583 U CN220481583 U CN 220481583U CN 202321839042 U CN202321839042 U CN 202321839042U CN 220481583 U CN220481583 U CN 220481583U
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- straight pipe
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- 238000000034 method Methods 0.000 title claims abstract description 50
- 230000008569 process Effects 0.000 title claims abstract description 50
- 230000000670 limiting effect Effects 0.000 claims description 30
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims 2
- 238000004891 communication Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- -1 mine Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model specifically discloses a straight pipe inner process sleeve taking-out device, which is characterized in that a hand wheel is rotated, and a pull rod fixedly connected with the hand wheel is used for driving a sleeve pulling expansion core to transversely move, so that a large head end with a taper of the sleeve pulling expansion core moves rightwards or leftwards, at the moment, a spike on a sleeve pulling die moves towards the inner wall of the process sleeve and is meshed with the inner wall of the process sleeve or the spike on the sleeve pulling die is separated from the inner wall of the process sleeve, and the process inner sleeve can be taken out from an outer pipe or separated from the sleeve pulling die, therefore, the device can easily finish the taking-out operation of the process inner sleeve in the straight pipe and has the characteristics of simple structure, low cost and convenience in installation and maintenance.
Description
Technical Field
The utility model relates to the technical field of pipeline processing equipment, in particular to equipment for taking out an inner sleeve in a straight pipe inner process.
Background
The pipeline transportation is widely applied to various industries, such as industries of construction, petroleum, mine, coal and the like. The straight pipe is the most main component part in the pipeline conveying system, most of the straight pipes on the market at present are produced by sleeving, compounding, pulling, quenching, cutting and assembling, and finally welding, and the straight pipe is mostly worn at an inlet in the use process; because the inner sleeve of the process is sleeved with the outer tube due to rising temperature during quenching, the inner sleeve of the process is not easy to take out. In view of the above, the utility model designs a take-out device capable of taking out the process inner sleeve from the straight pipe easily and conveniently.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a straight pipe inner process sleeve taking-out device, which comprises a driving piece, wherein a driving end of the driving piece is connected with a driving rod with a cavity, a pull rod is movably connected in the driving rod, the left end of the pull rod is sleeved with a sleeve-pulling expansion core with taper, the right end of the pull rod penetrates through the driving piece and is connected with a hand wheel at the end, the right end of the sleeve-pulling expansion core is a small end and is sleeved with an elastic piece, the left end of the sleeve-pulling expansion core is a large end with taper, the sleeve-pulling expansion core is sleeved with a sleeve-pulling die, the sleeve-pulling die is provided with a plurality of sharp teeth meshed with the inner wall of an outer process sleeve, the right end of the elastic piece is fixedly connected with the driving rod, the left end of the elastic piece is fixedly connected with the sleeve-pulling die, the left end of the pull rod is connected with a limiting piece for limiting the sleeve-pulling expansion core to be separated from the left end of the pull rod, the driving rod is sleeved with a sleeve-pulling blocking cover for transversely limiting an outer pipe, and the outer diameter of the sleeve-pulling expansion core is smaller than the inner diameter of the sleeve-pulling blocking cover.
Preferably, the limiting piece comprises a limiting nut, a limiting retainer ring and a reducing compression ring which are sequentially arranged from left to right, wherein the limiting nut is in threaded connection with the pull rod and is abutted with the left end part of the limiting retainer ring, the limiting retainer ring is sleeved on the pull rod and is abutted with the right side surface of the reducing compression ring, and the reducing compression ring is sleeved on the pull rod and is positioned on the right side of the sleeve-pulling expansion core to limit the sleeve-pulling expansion core to be separated from the right end of the pull rod.
Preferably, a limit screw for fixing the hand wheel on the pull rod is arranged at the right end part of the pull rod, and a check ring is further arranged between the limit screw and the hand wheel.
Preferably, the pull rod also comprises a transition circular ring, and the left end part of the pull rod and the right end part of the pull sleeve expansion core are both in threaded connection with internal threads arranged on the transition circular ring so as to fixedly connect the pull rod with the pull sleeve expansion core.
Preferably, the sleeve pulling die comprises four sleeve pulling units which are distributed uniformly in a ring shape and two elastic clamping rings which are sleeved on the sleeve pulling expansion core in a ring-shaped structure, wherein each sleeve pulling unit is provided with sharp teeth.
Preferably, the elastic member is a cylindrical spring or other elastic rubber with elasticity.
Preferably, the driving member is a hydraulic cylinder or other driving mechanism capable of driving the driving rod to move transversely.
Preferably, the hydraulic station further comprises a frame and a hydraulic station arranged on the frame, wherein the frame is vertically and fixedly provided with a vertical plate, the sleeve pulling blocking cover is fixedly arranged on the left side of the vertical plate, the hydraulic cylinder is fixedly arranged on the right side surface of the vertical plate and connected with the hydraulic station, and a driving rod arranged on the hydraulic cylinder penetrates through the vertical plate and is connected with the elastic piece.
Preferably, a plurality of universal wheels are uniformly distributed at the bottom of the frame.
Compared with the prior art, the device for taking out the process inner sleeve in the straight pipe provided by the utility model has the advantages that the hand wheel is rotated to drive the sleeve pulling expansion core to transversely move based on the pull rod, so that the large end of the sleeve pulling expansion core with the taper moves rightwards or leftwards, at the moment, the spike on the sleeve pulling die moves towards the inner wall of the process inner sleeve and is meshed with the inner wall of the process inner sleeve or separated from the inner wall of the process inner sleeve, and the process inner sleeve can be taken out from the outer pipe or separated from the sleeve pulling die, therefore, the device can easily finish the taking-out operation of the process inner sleeve in the straight pipe, and has the characteristics of simple structure, low cost and convenience in installation and maintenance.
Drawings
FIG. 1 is a perspective view of an in-line process liner removal apparatus of the present utility model,
FIG. 2 is another perspective view of the in-line process liner removal apparatus of the present utility model,
figure 3 is a front view of a straight tube inner process liner removal apparatus of the present utility model,
FIG. 4 is a cross-sectional view of an in-line process liner removal apparatus according to the present utility model.
In the figure: 1. the hydraulic clamping device comprises a driving part, a reducing compression ring, a pull rod, a hand wheel, an elastic part, a sleeve pulling expansion core, a transition ring, a fixing screw, a limiting retainer ring, a sleeve pulling die, a limiting screw, a sleeve pulling blocking cover, a frame, a hydraulic station, an inner pipe, a process inner pipe, an outer pipe, a limiting nut, a flexible clamping ring, a vertical plate and a universal wheel.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
In the present utility model, taking fig. 3 as an example, the vertical paper surface is upward, the vertical paper surface is downward, the vertical paper surface is rightward and leftward.
As shown in fig. 1-4, an in-straight pipe process inner sleeve taking-out device comprises a driving piece 1, a driving end of the driving piece 1 is connected with a driving rod with a cavity, a pull rod 3 is movably connected in the driving rod, the left end part of the pull rod 3 is sleeved with a sleeve-pulling expansion core 6 with taper, the right end of the pull rod 3 passes through the driving piece 1 and is connected with a hand wheel 4 at the end part, the right end of the sleeve-pulling expansion core 6 is a small end and is sleeved with an elastic piece 5, the left end of the sleeve-pulling expansion core 6 is a large end with taper, the sleeve-pulling expansion core 6 is sleeved with a sleeve-pulling die 10, the sleeve-pulling die 10 is provided with a plurality of sharp teeth meshed with the inner wall of an external process inner sleeve 16, the right end part of the elastic piece 5 is fixedly connected with the driving rod, the left end part of the elastic piece 5 is fixedly connected with the sleeve-pulling die 10, the left end part of the pull rod 3 is connected with a limiting piece for limiting the sleeve-pulling expansion core 6 to be separated from the left end part of the pull rod 3, the driving rod is sleeved with a sleeve-pulling blocking cover 12 for transversely limiting the sleeve-pulling expansion core 6, and the outer pipe 6 is sleeved with the inner diameter smaller than the blocking cover 12.
In this embodiment, the elastic member 5 is a cylindrical spring or other elastic rubber with elastic force, and the elastic force generated by the elastic member 5 is used to compress the sleeve drawing die 10, so that the sleeve drawing die 10 is tightly attached to the inner wall of the process inner sleeve 16; the driving member 1 is a hydraulic cylinder or other driving mechanism capable of driving the driving rod to move transversely, for example, the driving mechanism uses a gas source of a factory as a pressure source or a special cylinder, and the driving rod adopts a hollow structure, so that the sleeve drawing die 10 can simultaneously realize radial compression and axial movement to complete the process inner sleeve 16 taking-out work.
In this embodiment, the sleeve drawing die 10 includes four sleeve drawing units which are uniformly distributed in a ring shape and two elastic clamping rings 19 which are assembled and sleeved on the sleeve drawing expansion core 6 in a ring-shaped structure, each sleeve drawing unit is provided with sharp teeth, and the sleeve drawing die 10 is provided with a taper which is matched with the taper of the sleeve drawing expansion core 6 and in interference fit, so that the sleeve drawing die 10 and the sleeve drawing expansion core 6 are in close fit connection, the movement is smoother, and the process inner sleeve 16 is easier to take out; moreover, the circular ring structure formed by a plurality of modules is adopted, so that the contact area between the inner wall of the process inner sleeve 16 and the moving surface is larger, and the contact force is enhanced. Meanwhile, in the embodiment, the left and right ends of the sleeve drawing die 10 are provided with circular grooves matched with the elastic clamping circular rings 19, so that the sleeve drawing die 10 is further ensured to be always attached to the sleeve drawing expansion core 6 and keep a whole circular ring in use.
In this embodiment, the hand wheel 10 is rotated to further drive the sleeve pulling and expanding core 6 connected with the pull rod 3 to move transversely, when the process inner sleeve 16 needs to be taken out from the straight pipe, the sleeve pulling die 10 is firstly placed in the process inner sleeve 16 of the straight pipe, then the rotation direction of the hand wheel 10 is controlled to enable the large head end with the taper of the sleeve pulling and expanding core 6 to move rightwards, and at the moment, sharp teeth on the sleeve pulling die 10 are pressed and meshed towards the inner wall of the process inner sleeve 16 along with the transverse movement of the sleeve pulling and expanding core 6; then, the driving piece 1 is used for driving the driving rod to move rightwards, and under the limiting effect of the sleeve pulling blocking cover 12 on the outer tube 17, the driving rod drives the elastic piece and the sleeve pulling die 10 to move rightwards together, so that the process inner sleeve 16 is finally taken out from the straight tube; when the process inner sleeve 16 is required to be separated from the sleeve drawing die 10, the control hand wheel 10 rotates reversely to enable the large end with the taper of the sleeve drawing expansion core 6 to move leftwards, at the moment, sharp teeth on the sleeve drawing die 10 retract along with the transverse movement of the sleeve drawing expansion core 6, and further the separation of the sleeve drawing die 10 and the process inner sleeve 16 is realized, and the taking-out operation of the process inner sleeve 16 in the straight pipe is completed. The equipment can easily finish the taking-out operation of the process inner sleeve 16 in the straight pipe, and the taken-out process inner sleeve 16 can be reused, so that the processing material is saved, the processing cost is reduced, and meanwhile, the equipment has the characteristics of simple structure, low cost, low labor intensity and convenience in installation and maintenance.
As shown in fig. 2-4, the limiting piece comprises a limiting nut 18, a limiting retainer ring 9 and a reducing compression ring 2 which are sequentially arranged from left to right, the limiting nut 18 is in threaded connection with the pull rod 3 and is in butt joint with the left end part of the limiting retainer ring 9, the limiting retainer ring 9 is sleeved on the pull rod 3 and is in butt joint with the right side surface of the reducing compression ring 2, and the reducing compression ring 2 is sleeved on the pull rod 3 and is positioned on the right side of the sleeve pulling expansion core 6 so as to limit the sleeve pulling expansion core 6 to be separated from the right end of the pull rod 3.
In this embodiment, based on the sequential connection of the limiting nut 18, the limiting retainer ring 9 and the reducing compression ring 2, the right end of the sleeve pulling and expanding core 6 can be limited, so that the sleeve pulling and expanding core 6 cannot be separated from the right end of the pull rod 3, and the stable operation of the device is ensured.
As shown in fig. 4, a limit screw 11 for fixing the hand wheel 4 on the pull rod 3 is arranged at the right end of the pull rod 3, and a retainer ring is further arranged between the limit screw 11 and the hand wheel 4.
In this embodiment, the hand wheel 10 is fixed on the pull rod 3 by the fastening screw 11, so that the hand wheel 10 is detachably fixed on the pull rod 3, which not only ensures the stable reliability of connection between the hand wheel 10 and the pull rod 3, but also facilitates maintenance between the hand wheel 10 and the pull rod 3.
As shown in fig. 4, the pull rod further comprises a transition ring 7, and the left end part of the pull rod 3 and the right end part of the sleeve pulling expansion core 6 are both in threaded connection with internal threads arranged on the transition ring 7 so as to fixedly connect the pull rod 3 with the sleeve pulling expansion core 6.
In this embodiment, the right end of the pull rod 3 and the left end of the sleeve-pulling expansion core 6 are connected through the set transition ring 7, which is not only convenient for the production and processing of each component, but also beneficial for the maintenance of each component, and meanwhile, the stable reliability of the connection between the components can be ensured.
1-4, still include frame 13 and locate the hydraulic pressure station on frame 13, the vertical fixed riser 20 that is equipped with on the frame 13, pull out the cover and block the left side that the cover 12 is fixed to be located riser 20, and the pneumatic cylinder is fixed to be located the right side of riser 20 and be connected with the hydraulic pressure station, and the actuating lever that sets up on the pneumatic cylinder passes riser 20 and is connected with elastic component 5.
In this embodiment, by arranging the frame 13 and fixing the taking-out device on the frame 13, the operation of the operator is facilitated, and the labor intensity of the operator is reduced.
As shown in fig. 1-4, a plurality of universal wheels 21 are uniformly arranged at the bottom of the frame 13.
In this embodiment, the plurality of universal wheels 21 are uniformly arranged at the bottom of the frame 13, so that the whole equipment is convenient to move, and the taking-out operation of the inner sleeve 16 of the straight pipe process is facilitated.
The utility model provides a straight pipe inner process sleeve taking-out device. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (9)
1. The utility model provides a technology endotheca takes out equipment in straight tube, a serial communication port, including driving piece (1), driving piece (1) drive end is connected with the actuating lever that has the cavity, swing joint has pull rod (3) in the actuating lever, the left end tip cover of pull rod (3) is equipped with and has tapering to pull out cover expanding core (6), the right-hand member of pull rod (3) passes driving piece (1) and is connected with hand wheel (4) at this end, the right-hand member of pull out cover expanding core (6) is the tip and connect elastic component (5) at this end cover, the left end of pull out cover expanding core (6) is the big head end that has the tapering, pull out cover expanding core (6) go up the cover and be equipped with pull out cover die (10), be equipped with a plurality of sharp teeth with outside technology endotheca (16) inner wall interlock on pulling out cover die (10), the right-hand member tip and the actuating lever fixed connection of elastic component (5) left end tip and pull out cover die (10) fixed connection, the left end tip of pull rod (3) is connected with and is used for restricting and pulls out cover expanding core (6) and breaks away from the big head end of pull out cover (3) and is equipped with and stops the external diameter of outer tube (12) that is used for stopping pulling out cover (12) outside diameter (12).
2. The straight pipe inner process sleeve taking-out device according to claim 1, wherein the limiting piece comprises a limiting nut (18), a limiting retainer ring (9) and a reducing compression ring (2) which are sequentially arranged from left to right, the limiting nut (18) is in threaded connection with the pull rod (3) and is abutted with the left end part of the limiting retainer ring (9), the limiting retainer ring (9) is sleeved on the pull rod (3) and is abutted with the right side surface of the reducing compression ring (2), and the reducing compression ring (2) is sleeved on the pull rod (3) and is positioned on the right side of the sleeve pulling expansion core (6) to limit the sleeve pulling expansion core (6) from being separated from the right end of the pull rod (3).
3. The straight pipe inner process sleeve taking-out device according to claim 1, wherein a limit screw (11) for fixing the hand wheel (4) on the pull rod (3) is arranged at the right end part of the pull rod (3), and a retainer ring is further arranged between the limit screw (11) and the hand wheel (4).
4. The straight pipe inner process inner sleeve taking-out device according to claim 1, further comprising a transition circular ring (7), wherein the left end part of the pull rod (3) and the right end part of the sleeve pulling expansion core (6) are in threaded connection with the inner threads arranged on the transition circular ring (7) so as to fixedly connect the pull rod (3) with the sleeve pulling expansion core (6).
5. The straight pipe inner process sleeve taking-out device according to claim 1, wherein the sleeve drawing die (10) comprises four sleeve drawing units which are distributed evenly in a ring shape and two elastic clamping rings (19) which are assembled into a ring-shaped structure and sleeved on the sleeve drawing expansion core (6), and sharp teeth are arranged on each sleeve drawing unit.
6. The in-line liner removal apparatus as claimed in claim 1, wherein said elastic member (5) is a cylindrical spring or other elastic rubber having elastic force.
7. The in-line process liner removal apparatus as claimed in claim 1, wherein said driving member (1) is a hydraulic cylinder or other driving mechanism capable of driving the driving rod to move laterally.
8. The straight pipe inner process sleeve taking-out device according to claim 7, further comprising a frame (13) and a hydraulic station arranged on the frame (13), wherein a vertical plate (20) is vertically and fixedly arranged on the frame (13), the sleeve pulling blocking cover (12) is fixedly arranged on the left side of the vertical plate (20), the hydraulic cylinder is fixedly arranged on the right side surface of the vertical plate (20) and connected with the hydraulic station, and a driving rod arranged on the hydraulic cylinder penetrates through the vertical plate (20) and is connected with the elastic piece (5).
9. The in-line process liner removal apparatus as claimed in claim 8, wherein a plurality of universal wheels (21) are uniformly arranged at the bottom of the frame (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321839042.5U CN220481583U (en) | 2023-07-13 | 2023-07-13 | Straight pipe inner process inner sleeve taking-out equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321839042.5U CN220481583U (en) | 2023-07-13 | 2023-07-13 | Straight pipe inner process inner sleeve taking-out equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220481583U true CN220481583U (en) | 2024-02-13 |
Family
ID=89840276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321839042.5U Active CN220481583U (en) | 2023-07-13 | 2023-07-13 | Straight pipe inner process inner sleeve taking-out equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220481583U (en) |
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2023
- 2023-07-13 CN CN202321839042.5U patent/CN220481583U/en active Active
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