CN220850270U - Telescopic tube locking structure with damping function - Google Patents
Telescopic tube locking structure with damping function Download PDFInfo
- Publication number
- CN220850270U CN220850270U CN202322558989.5U CN202322558989U CN220850270U CN 220850270 U CN220850270 U CN 220850270U CN 202322558989 U CN202322558989 U CN 202322558989U CN 220850270 U CN220850270 U CN 220850270U
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- Prior art keywords
- connecting cylinder
- thread connecting
- pipe
- internal thread
- abutting sleeve
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- 238000013016 damping Methods 0.000 title claims abstract description 18
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a damping locking structure of a telescopic pipe, which comprises an outer pipe and an inner pipe which can stretch out and draw back in the outer pipe, wherein the joint of the outer pipe and the inner pipe is provided with the damping locking structure; the damping locking structure comprises an abutting sleeve, an internal thread connecting cylinder and an external thread connecting cylinder; the internal thread connecting cylinder is connected with the abutting sleeve, and is in threaded connection with the external thread connecting cylinder; the inner pipe is arranged in the abutting sleeve and the external thread connecting cylinder in a penetrating manner and extends into the outer pipe, and the end part of the inner wall of the internal thread connecting cylinder is provided with a convex edge; a rubber gasket is arranged between the convex edge and the end face of the abutting sleeve, and the inner ring surface of the rubber gasket abuts against the outer wall of the inner tube. The utility model has reasonable structure, the rubber gasket is arranged between the inner thread connecting cylinder and the end surface of the pressing sleeve, the friction force between the inner thread connecting cylinder and the inner pipe can be increased through the rubber gasket, the condition of clamping can not occur, the use safety and the locking stability can be improved, and the applicability is strong and the practicability is good.
Description
Technical Field
The utility model belongs to the technical field of locking of telescopic pipes, and particularly relates to a damping locking structure of a telescopic pipe.
Background
The telescopic pipe can be widely applied to various fields due to the fact that the telescopic pipe can be elongated, in order to conveniently adjust the telescopic length of the telescopic pipe and ensure that the telescopic pipe cannot automatically shrink, locking mechanisms for telescopic adjustment are generally arranged on the telescopic pipe, and the locking mechanisms have the advantages that part of the mechanisms can play a role in quickly adjusting the telescopic pipe, but are complex in structure, high in manufacturing cost and limited in stability of telescopic locking;
The Chinese patent bulletin number is: CN218934952U, patent name: the utility model provides a be applied to locking structure that flexible pipe was revolved outward, including outer tube and inner tube, the outer tube outside has cup jointed the screwed pipe, screwed pipe lower extreme just is located the outer tube outside and is connected and be equipped with the spacing ring, screwed pipe outside cooperation screw thread is rotated and is connected and be equipped with the removal pipe, remove pipe content lower part and be equipped with the gliding annular spacing groove of cooperation spacing ring, move the relative both sides wall in pipe upper portion and rotate the screw thread respectively and pass and be equipped with the screw thread axle, the screw thread axle other end rotates and penetrates and move intraduct and rotate and connect and be equipped with the arc splint, it is equipped with the arc groove that the cooperation arc splint was placed to remove intraduct and be located the screw thread outside, one side that the arc splint kept away from the outer tube and arc tank bottom portion between and be located the screw thread axle outside connection and be equipped with the spring, the relative both sides outer wall of inner tube is equipped with the spout that the cooperation arc splint was put into in the slip respectively.
Although the locking operation can be realized, the locking operation can be realized only by matching with the structures such as a spring, a threaded shaft rod and the like, the operation is relatively inconvenient, the locking stability is limited, and meanwhile, when the locking device is contracted, the clamping hand is easy to occur between the inner tube and the outer tube, so that the applicability and the practicability are limited.
Disclosure of Invention
The utility model aims to provide a damping locking structure for a telescopic pipe, which is reasonable in structural arrangement and beneficial to improving locking stability.
The technical scheme for achieving the purpose of the utility model is that the telescopic pipe with damping locking structure comprises an outer pipe and an inner pipe which can stretch out and draw back in the outer pipe, wherein the damping locking structure is arranged at the joint of the outer pipe and the inner pipe;
The damping locking structure comprises an abutting sleeve, an internal thread connecting cylinder and an external thread connecting cylinder;
The internal thread connecting cylinder is connected with the abutting sleeve, and the internal thread connecting cylinder is in threaded connection with the external thread connecting cylinder;
one end of the external thread connecting cylinder is positioned between the internal thread connecting cylinder and the abutting sleeve,
The inner pipe is arranged in the abutting sleeve and the external thread connecting cylinder in a penetrating way and extends into the outer pipe, and the end part of the outer pipe is abutted on the end surface of the abutting sleeve and is positioned between the external thread connecting cylinder and the inner pipe;
The inner wall end part of the internal thread connecting cylinder is provided with a convex edge;
A rubber gasket is arranged between the convex edge and the end face of the abutting sleeve, and the inner ring surface of the rubber gasket abuts against the outer wall of the inner tube.
Further preferred are: the outer wall of the abutting sleeve is provided with an inclined guide surface, and the thin end of the inclined guide surface is close to one side of the external thread connecting cylinder;
One end of the inner wall of the external thread connecting cylinder is provided with a trumpet-shaped pressing surface;
the trumpet-shaped abutting surface abuts against the inclined guide surface.
Further preferred are: a locking groove is formed in the outer wall of one end, far away from the external thread connecting cylinder, of the abutting sleeve;
A convex ring is integrally formed on the inner wall of the internal thread connecting cylinder;
The convex ring is clamped into the locking groove for positioning.
Further preferred are: the inner diameter of the convex edge is matched with the inner diameter of the abutting sleeve, and the inner diameter of the abutting sleeve is matched with the outer diameter of the inner tube.
Further preferred are: an outer cylinder body is connected with the internal thread connecting cylinder, and an anti-skid groove is formed in the outer wall of the outer cylinder body;
The outer cylinder body rotates to drive the internal thread connecting cylinder to synchronously rotate.
Further preferred are: the abutting sleeve, the internal thread connecting cylinder and the external thread connecting cylinder are all plastic structures.
The utility model has the positive effects that: the structure of the utility model is reasonable, the abutting sleeve, the internal thread connecting cylinder and the external thread connecting cylinder are matched, and the rubber gasket is arranged between the internal thread connecting cylinder and the end face of the abutting sleeve, so that the friction force between the inner pipe and the rubber gasket can be increased, the condition of clamping the hand can not occur, the use safety and the locking stability can be improved, and the applicability is strong and the practicability is good;
Simultaneously, the telescopic outer wall of butt is provided with the slope guide surface, and the inner wall one end of external screw connection section of thick bamboo is provided with loudspeaker shape and supports the pressure face, and when external screw connection section of thick bamboo and internal screw connection section of thick bamboo rotate, through slope guide surface and loudspeaker shape support the pressure face, can realize the locking location of inner tube and outer tube, be favorable to improving the convenience of locking operation and locking operation's stationarity, the suitability is strong and the practicality is good.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings, in which:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a split structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.
Reference numerals: the damping locking structure comprises an outer tube 1, an inner tube 2, a damping locking structure 3, an abutting sleeve 31, an inner threaded connecting cylinder 32, an outer threaded connecting cylinder 33, a convex edge 4, a rubber gasket 5, an inclined guide surface 6, a trumpet-shaped abutting surface 7, a locking groove 8, a convex ring 9 and an outer cylinder body 10.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
The telescopic pipe locking structure with damping is shown in fig. 1 to 4, and comprises an outer pipe 1 and an inner pipe 2 which can be telescopic in the outer pipe, wherein a damping locking structure 3 is arranged at the joint of the outer pipe and the inner pipe; in this embodiment, the outer diameter of the inner tube is matched with the inner diameter of the outer tube, and the structure is conventional in the prior art.
The damping locking structure 3 comprises an abutting sleeve 31, an internal thread connecting cylinder 32 and an external thread connecting cylinder 33; in this embodiment, the abutment sleeve, the internal thread connecting cylinder and the external thread connecting cylinder are all plastic structures. The locking and positioning device has certain micro deformability, so that locking and positioning operations can be effectively realized.
When the device is installed and used, the internal thread connecting cylinder is connected with the abutting sleeve, and the internal thread connecting cylinder is in threaded connection with the external thread connecting cylinder; one end of the external thread connecting cylinder is positioned between the internal thread connecting cylinder and the abutting sleeve, the inner pipe penetrates through the abutting sleeve and the external thread connecting cylinder and stretches into the outer pipe, and the end part of the outer pipe is abutted on the end surface of the abutting sleeve and positioned between the external thread connecting cylinder and the inner pipe; through the structure, the external thread connecting cylinder can enable the internal thread connecting cylinder to move through threads, and the external thread connecting cylinder is propped against the propping sleeve, so that the propping sleeve is tightly clamped on the inner tube, and meanwhile, the end part of the external thread connecting cylinder is clamped on the outer tube to realize locking and positioning.
Meanwhile, in the practical application process, the end part of the inner wall of the internal thread connecting cylinder is provided with a convex edge 4; the inner diameter of the convex edge is matched with the inner diameter of the abutting sleeve, and the inner diameter of the abutting sleeve is matched with the outer diameter of the inner tube. A rubber gasket 5 is arranged between the convex edge and the end face of the abutting sleeve, and the inner ring surface of the rubber gasket abuts against the outer wall of the inner pipe. The friction force between the rubber gasket and the outer surface of the inner tube is increased, and the rubber gasket can also prevent the condition of clamping the gap between the internal thread connecting cylinder and the inner tube, thereby being beneficial to improving the use safety and reliability.
In the practical application process, the outer wall of the abutting sleeve is provided with an inclined guide surface 6, and the thin end of the inclined guide surface is close to one side of the external thread connecting cylinder; one end of the inner wall of the external thread connecting cylinder is provided with a trumpet-shaped pressing surface 7; the trumpet-shaped abutting surface abuts against the inclined guide surface. The external thread connecting cylinder is screwed with the internal thread connecting cylinder, the external thread connecting cylinder locks and positions the inner pipe by the abutting sleeve under the abutting action of the trumpet-shaped abutting surface and the inclined guide surface, and the end part of the external thread connecting cylinder locks and positions the outer pipe
A locking groove 8 is formed in the outer wall of one end, far away from the external thread connecting cylinder, of the abutting sleeve; a convex ring 9 is integrally formed on the inner wall of the internal thread connecting cylinder; the convex ring is clamped into the locking groove for positioning. The abutting sleeve and the internal thread connecting cylinder are limited through the convex ring and the locking groove, so that when the internal thread connecting cylinder rotates, the position of the abutting sleeve is fixed with the relative position of the internal thread connecting cylinder, and the effectiveness and reliability of the actions of the abutting sleeve and the external thread connecting cylinder can be ensured.
An outer cylinder body 10 is connected with the internal thread connecting cylinder, and an anti-skid groove is formed in the outer wall of the outer cylinder body; the outer cylinder body rotates to drive the internal thread connecting cylinder to synchronously rotate. In this embodiment, the inner diameter of the outer cylinder is the same as the outer diameter of the internal thread connecting cylinder, so that the rotation of the outer cylinder can drive the rotation of the internal thread connecting cylinder, and the convenience and effectiveness of operation are improved.
The utility model has the positive effects that: the structure of the utility model is reasonable, the abutting sleeve, the internal thread connecting cylinder and the external thread connecting cylinder are matched, and the rubber gasket is arranged between the internal thread connecting cylinder and the end face of the abutting sleeve, so that the friction force between the inner pipe and the rubber gasket can be increased, the condition of clamping the hand can not occur, the use safety and the locking stability can be improved, and the applicability is strong and the practicability is good;
Simultaneously, the telescopic outer wall of butt is provided with the slope guide surface, and the inner wall one end of external screw connection section of thick bamboo is provided with loudspeaker shape and supports the pressure face, and when external screw connection section of thick bamboo and internal screw connection section of thick bamboo rotate, through slope guide surface and loudspeaker shape support the pressure face, can realize the locking location of inner tube and outer tube, be favorable to improving the convenience of locking operation and locking operation's stationarity, the suitability is strong and the practicality is good.
The standard components used in this embodiment may be purchased directly from the market, but the nonstandard structural components described in the specification may also be obtained directly by unambiguous processing according to the common general knowledge in the prior art, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that no specific description will be made here.
It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While those obvious variations or modifications which come within the spirit of the utility model remain within the scope of the utility model.
Claims (6)
1. The utility model provides a flexible pipe area damping locking structure, includes the outer tube and can be at the inner tube of outer tube internal extension, its characterized in that: a damping locking structure is arranged at the joint of the outer pipe and the inner pipe;
The damping locking structure comprises an abutting sleeve, an internal thread connecting cylinder and an external thread connecting cylinder;
The internal thread connecting cylinder is connected with the abutting sleeve, and the internal thread connecting cylinder is in threaded connection with the external thread connecting cylinder;
one end of the external thread connecting cylinder is positioned between the internal thread connecting cylinder and the abutting sleeve,
The inner pipe is arranged in the abutting sleeve and the external thread connecting cylinder in a penetrating way and extends into the outer pipe, and the end part of the outer pipe is abutted on the end surface of the abutting sleeve and is positioned between the external thread connecting cylinder and the inner pipe;
The inner wall end part of the internal thread connecting cylinder is provided with a convex edge;
A rubber gasket is arranged between the convex edge and the end face of the abutting sleeve, and the inner ring surface of the rubber gasket abuts against the outer wall of the inner tube.
2. The telescopic tube damped locking structure according to claim 1, wherein: the outer wall of the abutting sleeve is provided with an inclined guide surface, and the thin end of the inclined guide surface is close to one side of the external thread connecting cylinder;
One end of the inner wall of the external thread connecting cylinder is provided with a trumpet-shaped pressing surface;
the trumpet-shaped abutting surface abuts against the inclined guide surface.
3. The telescopic tube damped locking structure according to claim 2, wherein: a locking groove is formed in the outer wall of one end, far away from the external thread connecting cylinder, of the abutting sleeve;
A convex ring is integrally formed on the inner wall of the internal thread connecting cylinder;
The convex ring is clamped into the locking groove for positioning.
4. A telescoping tube damped locking structure according to claim 3, wherein: the inner diameter of the convex edge is matched with the inner diameter of the abutting sleeve, and the inner diameter of the abutting sleeve is matched with the outer diameter of the inner tube.
5. The telescopic tube damped locking structure according to claim 4, wherein: an outer cylinder body is connected with the internal thread connecting cylinder, and an anti-skid groove is formed in the outer wall of the outer cylinder body;
The outer cylinder body rotates to drive the internal thread connecting cylinder to synchronously rotate.
6. The telescopic tube damped locking structure according to any one of claims 1 to 5, wherein: the abutting sleeve, the internal thread connecting cylinder and the external thread connecting cylinder are all plastic structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322558989.5U CN220850270U (en) | 2023-09-20 | 2023-09-20 | Telescopic tube locking structure with damping function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322558989.5U CN220850270U (en) | 2023-09-20 | 2023-09-20 | Telescopic tube locking structure with damping function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220850270U true CN220850270U (en) | 2024-04-26 |
Family
ID=90740960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322558989.5U Active CN220850270U (en) | 2023-09-20 | 2023-09-20 | Telescopic tube locking structure with damping function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220850270U (en) |
-
2023
- 2023-09-20 CN CN202322558989.5U patent/CN220850270U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |