CN219764415U - Limiting part and sleeve thereof - Google Patents
Limiting part and sleeve thereof Download PDFInfo
- Publication number
- CN219764415U CN219764415U CN202320967623.0U CN202320967623U CN219764415U CN 219764415 U CN219764415 U CN 219764415U CN 202320967623 U CN202320967623 U CN 202320967623U CN 219764415 U CN219764415 U CN 219764415U
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- Prior art keywords
- sleeve
- rod
- mounting sleeve
- elastic
- element according
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- 238000009434 installation Methods 0.000 claims description 44
- 230000000694 effects Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to the technical field of limiting parts, and provides a limiting part, which comprises a mounting sleeve, a plugging rod and an elastic part, wherein the mounting sleeve is detachably connected with an outer tube, the plugging rod movably penetrates through the mounting sleeve, a mounting part is formed by protruding the periphery of the plugging rod, one end of the elastic part is elastically abutted to the mounting sleeve, and the other end of the elastic part is elastically abutted to the mounting part. Based on this, replacement of the elastic member can be facilitated. In addition, a sleeve is provided.
Description
Technical Field
The utility model relates to the field of limiting parts, in particular to a limiting part and a sleeve thereof.
Background
At present, the length adjusting structure of some sports equipment (such as spinning) comprises a sleeve and a limiting part, wherein the sleeve comprises an inner pipe and an outer pipe, the outer pipe is slidably sleeved on the inner pipe, a plurality of fixing holes are formed in the inner pipe along the length direction of the inner pipe at intervals, and the outer pipe and the inner pipe are fixed through the limiting part in a plugging mode in the fixing holes.
The limiting piece comprises a plug rod and an elastic piece, one end of the elastic piece is fixedly connected with the outer tube in a welding mode, the other end of the elastic piece is fixedly connected with the plug rod in a welding mode, and the elastic piece drives the plug rod to be plugged into the fixing hole. When the length of the sleeve is adjusted, the inserting connection rod is pulled outwards, the inner pipe is slipped to a required position, and the sleeve is inserted into the fixing hole under the action of the elastic piece, so that the length of the sleeve is adjusted.
However, when the elastic member is damaged and needs to be replaced, the damaged elastic member needs to be cut first and then welded and fixed again, which results in troublesome replacement of the elastic member, and thus improvement is needed.
Disclosure of Invention
In order to facilitate replacement of the elastic member, in a first aspect, the present utility model provides a stopper.
The utility model provides a limiting part which adopts the following technical scheme:
the utility model provides a locating part, includes installation cover, plug rod and elastic component, the installation cover can be dismantled and be connected in the outer tube, the plug rod activity is worn to locate the installation cover, the week side protrusion of plug rod is formed with the installation department, the one end elasticity butt of elastic component in the installation cover, the other end elasticity butt in the installation department.
Through adopting above-mentioned technical scheme, the locating part passes through installation cover and outer tube coupling, and elastic component's both ends elasticity butt is in installation cover and installation department respectively, and pulling plug rod makes the elastic component compressed for the plug rod breaks away from the fixed orifices of inner tube, slides the inner tube again, and the extension rod is pegged graft in another fixed orifices under the elastic component effect, in order to realize sheathed tube length adjustment. Wherein, because the installation cover can dismantle and connect in the outer tube, through dismantling the installation cover, slide the installation cover again and make it break away from the plug rod and can take off the elastic component, convenient operation is simple to the change of elastic component of being convenient for.
Preferably, the mounting sleeve is threadably connected to the outer tube.
By adopting the technical scheme, the mounting sleeve is connected with the outer tube through the screw thread, so that the detachable connection between the mounting sleeve and the outer tube is realized; and the distance between the mounting sleeve and the mounting part is adjusted by rotating the mounting sleeve, so that the compression degree of the elastic piece is adjusted to change the pulling force of the inserting and connecting rod.
Preferably, the mounting portion is two protruding blocks, and the two protruding blocks are arranged at intervals along the circumferential direction of the insertion connection rod.
By adopting the technical scheme, the installation part is provided with two convex blocks, so that the production and the processing of the inserting and connecting rod are facilitated.
Preferably, an inserting portion is formed at one end of the inserting rod, which is far away from the elastic piece, in a diameter-reducing manner.
Through adopting above-mentioned technical scheme, through setting up grafting portion, grafting portion is used for pegging graft in the fixed orifices, and the diameter of grafting portion is less for the tip butt of grafting pole is in the outer wall of inner tube, in order to improve the stability of grafting pole grafting.
Preferably, the elastic member is a spring.
Through adopting above-mentioned technical scheme, be the spring through setting up the elastic component to the installation and the dismantlement of elastic component are convenient for.
Preferably, the plug rod further comprises a handle, wherein the handle is in threaded connection with one end of the plug rod, which is positioned at one end of the mounting sleeve.
By adopting the technical scheme, the inserting connection rod is conveniently pulled by arranging the handle.
Preferably, one end of the mounting sleeve, which is far away from the elastic piece, is abutted against the handle.
Through adopting above-mentioned technical scheme, keep away from the one end butt in the handle of elastic component through setting up the installation cover for zonulae occludens between elastic component, installation cover and the handle, thereby improves the stability of locating part transportation.
In a second aspect, the present utility model provides a cannula.
The utility model provides a sleeve which adopts the following technical scheme:
the sleeve comprises an inner pipe, an outer pipe and a limiting part randomly recorded, wherein a plurality of fixing holes are formed in the inner pipe at intervals along the length direction of the inner pipe, the outer pipe is slidably sleeved on the inner pipe, the mounting sleeve is detachably connected with the outer pipe, and the elastic part drives the plug rod to be plugged in the fixing holes.
Through adopting above-mentioned technical scheme, the locating part passes through installation cover and outer tube coupling, and elastic component's both ends elasticity butt is in installation cover and installation department respectively, and pulling plug rod makes the elastic component compressed for the plug rod breaks away from the fixed orifices of inner tube, slides the inner tube again, and the plug rod is pegged graft in other fixed orifices under the elastic component effect, in order to realize sheathed tube length adjustment.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the installation sleeve is detachably connected to the outer tube, and the elastic piece can be taken down by detaching the installation sleeve and sliding the installation sleeve to separate from the insertion rod, so that the operation is convenient and simple, and the elastic piece is convenient to replace;
2. the mounting sleeve is connected with the outer tube through threads, so that the mounting sleeve is detachably connected with the outer tube; and the distance between the mounting sleeve and the mounting part is adjusted by rotating the mounting sleeve, so that the compression degree of the elastic piece is adjusted to change the pulling force of the inserting and connecting rod;
3. the mounting sleeve is arranged at one end of the elastic piece, which is abutted against the handle, so that the elastic piece, the mounting sleeve and the handle are tightly connected, and the transportation stability of the limiting piece is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a limiting member according to an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of the mounting of the stop member, inner tube and outer tube in an embodiment of the utility model;
fig. 3 is a schematic view of the overall structure of a sleeve according to an embodiment of the present utility model.
Reference numerals: 1. a mounting sleeve; 2. inserting a connecting rod; 21. a mounting part; 22. a plug-in part; 3. an elastic member; 4. a handle; 5. an inner tube; 51. a fixing hole; 6. an outer tube; 61. a connection part; 62. and (5) external threads.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-3.
The embodiment of the utility model discloses a limiting part.
Referring to fig. 1, the limiting member includes a mounting sleeve 1, a plugging rod 2 and an elastic member 3, the plugging rod 2 movably penetrates through the mounting sleeve 1, a mounting portion 21 is formed by protruding the peripheral side of the plugging rod 2, one end of the elastic member 3 elastically abuts against the mounting sleeve 1, and the other end elastically abuts against the mounting portion 21.
Referring to fig. 1 and 2, the installation sleeve 1 is used for being fixedly connected with a sleeve, specifically, the sleeve comprises an inner pipe 5 and an outer pipe 6, the inner pipe 5 is provided with a plurality of fixing holes 51 at intervals along the length direction of the sleeve, the outer pipe 6 is slidably sleeved on the inner pipe 5, the installation sleeve 1 is detachably connected with the outer pipe 6, the elastic piece 3 is compressed by pulling the inserting rod 2, the inserting rod 2 is separated from the fixing holes 51 of the inner pipe 5, the inner pipe 5 is slidably moved again, and the connecting rod is inserted into the other fixing holes 51 under the action of the elastic piece 3, so that the length adjustment of the sleeve is realized.
Because the installation cover 1 can be detachably connected to the outer tube 6, when the elastic piece 3 needs to be replaced, the elastic piece 3 can be removed by detaching the installation cover 1 and sliding the installation cover 1 to separate from the inserting connection rod 2, and the operation is convenient and simple, so that the elastic piece 3 is convenient to replace.
In this embodiment, the elastic member 3 is a spring, and the spring is sleeved on the insertion rod 2, so as to facilitate the installation and the disassembly of the elastic member 3, and further facilitate the replacement of the elastic member 3.
Specifically, the installation sleeve 1 is a round sleeve with an opening at one end, an internal thread (not marked in the figure) is arranged on the inner side of the installation sleeve 1, a connecting portion 61 is formed by protruding the periphery of the outer tube 6, the connecting portion 61 is cylindrical, an external thread 62 is arranged at one end far away from the outer tube 6, and the internal thread is matched with the external thread 62, so that the installation sleeve 1 is in threaded connection with the outer tube 6, the installation sleeve 1 and the outer tube 6 can be detachably connected, and in other embodiments, the installation sleeve 1 and the outer tube 6 can be detachably connected through a clamping piece or a fixing piece. And, by rotating the mounting sleeve 1, the distance between the mounting sleeve 1 and the mounting portion 21 is adjusted, thereby adjusting the compression degree of the elastic member 3 to change the pulling force of the insertion rod 2.
Specifically, the mounting portion 21 is two protruding blocks, the two protruding blocks are arranged at intervals along the circumferential direction of the plugging rod 2, and one end of the elastic member 3 elastically abuts against the two protruding blocks. The two lugs are easy to process, so that the production and processing of the inserting connection rod 2 are facilitated.
Further, an inserting portion 22 is formed at a reduced diameter at one end of the inserting rod 2 far away from the elastic member 3, and the inserting portion 22 is inserted into the fixing hole 51, so that an end wall of the inserting rod 2, far away from the elastic member 3, of the inserting portion 22 abuts against the outer wall of the inner tube 5, and stability of inserting of the inserting rod 2 is improved.
Referring to fig. 1, further, the socket further comprises a handle 4, wherein the handle 4 is in threaded connection with one end of the socket rod 2, which is positioned on the mounting sleeve 1, so as to facilitate pulling of the socket rod 2, thereby facilitating adjustment of the length of the sleeve. And, the one end butt in the handle 4 that elastic component 3 was kept away from to installation cover 1 for zonulae occludens between elastic component 3, installation cover 1 and the handle 4, thereby improves the stability of locating part transportation.
The implementation principle of the embodiment is as follows: because the installation sleeve 1 is detachably connected to the outer tube 6, when the elastic piece 3 needs to be replaced, the handle 4 is detached firstly, then the installation sleeve 1 is detached, and the elastic piece 3 can be removed by sliding the installation sleeve 1 to be separated from the insertion rod 2, so that the operation is convenient and simple, and the replacement of the elastic piece 3 is convenient.
The embodiment of the utility model discloses a sleeve.
Referring to fig. 2 and 3, the sleeve comprises an inner tube 5, an outer tube 6 and a limiting member as described above, the inner tube 5 is provided with a plurality of fixing holes 51 at intervals along the length direction thereof, the outer tube 6 is slidably sleeved on the inner tube 5, the mounting sleeve 1 is detachably connected with the outer tube 6, and the insertion connection rod 2 is inserted into the fixing holes 51 under the action of the elastic member 3.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. A spacing piece, its characterized in that: including installation cover (1), grafting pole (2) and elastic component (3), installation cover (1) can dismantle and connect in outer tube (6), grafting pole (2) activity wears to locate installation cover (1), the week side protrusion of grafting pole (2) is formed with installation department (21), the one end elasticity butt of elastic component (3) in installation cover (1), the other end elasticity butt in installation department (21).
2. A spacing element according to claim 1, characterized in that: the mounting sleeve (1) is connected with the outer tube (6) in a threaded mode.
3. A spacing element according to claim 1, characterized in that: the mounting part (21) is provided with two protruding blocks, and the two protruding blocks are arranged at intervals along the circumferential direction of the plug-in rod (2).
4. A spacing element according to claim 3, characterized in that: and an inserting part (22) is formed at one end of the inserting rod (2) far away from the elastic piece (3) in a diameter reducing way.
5. A spacing element according to claim 1, characterized in that: the elastic piece (3) is a spring.
6. A spacing element according to claim 1, characterized in that: the novel socket further comprises a handle (4), wherein the handle (4) is in threaded connection with one end of the plug rod (2) located at the mounting sleeve (1).
7. A spacing element according to claim 6, characterized in that: one end of the mounting sleeve (1) far away from the elastic piece (3) is abutted to the handle (4).
8. A cannula, characterized by: the novel socket comprises an inner pipe (5), an outer pipe (6) and a limiting part according to any one of claims 1-7, wherein a plurality of fixing holes (51) are formed in the inner pipe (5) at intervals along the length direction of the inner pipe (5), the outer pipe (6) is slidably sleeved on the inner pipe (5), the mounting sleeve (1) is detachably connected with the outer pipe (6), and the elastic part (3) drives the plug rod (2) to be plugged in the fixing holes (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320967623.0U CN219764415U (en) | 2023-04-26 | 2023-04-26 | Limiting part and sleeve thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320967623.0U CN219764415U (en) | 2023-04-26 | 2023-04-26 | Limiting part and sleeve thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219764415U true CN219764415U (en) | 2023-09-29 |
Family
ID=88111005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320967623.0U Active CN219764415U (en) | 2023-04-26 | 2023-04-26 | Limiting part and sleeve thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219764415U (en) |
-
2023
- 2023-04-26 CN CN202320967623.0U patent/CN219764415U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |