CN217100320U

CN217100320U - Novel internal clamping type self-locking mechanism

Info

Publication number: CN217100320U
Application number: CN202220741604.1U
Authority: CN
Inventors: 何享林; 唐敬; 梅智航
Original assignee: Juli Sports Technology Shenzhen Co ltd
Current assignee: Juli Sports Technology Shenzhen Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-08-02
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a novel interior card formula self-locking mechanism, include: the upper joint and the lower joint are hinged through a rotating shaft; the eccentric handle is rotationally connected to the rotating shaft and can be locked on the upper joint; the inner clamping locking assembly is arranged at the joint of the upper joint and the lower joint; a jacking block is arranged between the eccentric handle and the inner clamping locking component, and the inner clamping locking component is elastically connected with the jacking block; when the lower joint is pressed downwards, the lower joint abuts against the inner clamp locking assembly to lock the upper joint and the lower joint; when the eccentric handle is rotationally locked on the upper joint, the eccentric handle abuts against the abutting block, and the inner clamping locking assembly abuts against the joint of the upper joint and the lower joint leftwards under the action of the abutting block to further lock the upper joint and the lower joint; the inner clamping locking assembly is provided with a button, the button protrudes out of the upper joint and the lower joint, and when the eccentric handle is opened, the button is pushed to unlock the upper joint and the lower joint.

Description

Novel inner clamping type self-locking mechanism

Technical Field

The utility model relates to a folding joint technical field especially relates to a novel inside callipers formula self-locking mechanism.

Background

The folding bicycle or the electric bicycle is convenient to fold, occupies small space after being folded, and is popular. Folding bicycle or electric motor car need utilize folding joint to fold and lock when folding. This application improves on current inside callipers formula self-locking mechanism's basis, makes the self-locking mechanism locking function after the improvement further strengthen to the unblock of accessible button has improved self-locking mechanism's locking effect and use convenience.

SUMMERY OF THE UTILITY MODEL

For continuously improving on current self-locking mechanism's basis, realize more reliable safe self-locking mechanism, the utility model provides a novel inside callipers formula self-locking mechanism.

The technical scheme of the utility model as follows: the utility model provides a novel inside callipers formula self-locking mechanism, include: the eccentric handle is hinged with the lower joint through a rotating shaft; the eccentric handle is rotationally connected to the rotating shaft and can be locked on the upper joint; the inner clamping locking assembly is arranged at the joint of the upper joint and the lower joint;

a jacking block is arranged between the eccentric handle and the inner clamping and locking assembly, and the inner clamping and locking assembly is elastically connected with the jacking block; when the lower joint is pressed downwards, the lower joint is pressed against the inner clamp locking assembly to lock the upper joint and the lower joint; the eccentric handle is pressed against the jacking block when being rotationally locked on the upper joint, and the inner clamping and locking assembly leftwards abuts against the joint of the upper joint and the lower joint under the action of the jacking block to further lock the upper joint and the lower joint;

be equipped with a button on the inside callipers locking Assembly, button protrusion in the top connection with outside the lower clutch, when eccentric handle opened, promote the button makes inside callipers locking Assembly shifts right, will the top connection with the lower clutch unblock.

Further, the inside-card locking assembly includes: the locking device comprises a sliding locking block and a sliding base, wherein the sliding base is fixed on the upper joint, the sliding locking block is elastically connected to the jacking block, and the sliding locking block can slide along the sliding base.

Furthermore, a first flange and a second flange are arranged on the sliding locking block, a first groove is formed in the upper joint corresponding to the first flange, a second groove is formed in the lower joint corresponding to the second flange; the upper joint and the lower joint are also provided with accommodating holes corresponding to the buttons; after the upper joint and the lower joint are locked by the inner clamping locking assembly, the first flange is matched in the first groove, the second flange is matched in the second groove, and the button is contained in the containing hole.

Furthermore, both sides of the sliding base are provided with sliding rails, sliding blocks are arranged on the sliding locking blocks corresponding to the two sliding rails, and the sliding blocks can slide along the sliding rails.

Furthermore, two strip-shaped holes are formed in the sliding base in a hollowed mode, and a first elastic piece is fixed in each strip-shaped hole; two screws are fixed on the sliding locking block, and when the sliding locking block slides, one screw moves in one strip-shaped hole and abuts against one first elastic piece.

Furthermore, the sliding locking block is connected to the jacking block through an adjusting screw rod, one end of the adjusting screw rod is screwed on the sliding locking block, and the other end of the adjusting screw rod is inserted into the mounting hole of the jacking block; and a second elastic piece is arranged in the mounting hole, and the other end of the adjusting screw is in abutting connection with the second elastic piece.

Further, the first elastic member and the second elastic member are both spring members.

Furthermore, the inner clamping locking assembly is also provided with a through hole, and the upper joint and the lower joint are communicated inside the inner clamping locking assembly; the through hole comprises a first through hole in the sliding locking block and a second through hole in the sliding base, and the first through hole and the second through hole are correspondingly arranged.

Furthermore, tight piece one end in top is the arcwall face, the arcwall face with eccentric handle is rotated and is connected.

Furthermore, the end part of the eccentric handle is also provided with a safety locking assembly, and the safety locking assembly can lock the eccentric handle on the upper joint.

Adopt above-mentioned scheme, the utility model discloses a novel interior card formula self-locking mechanism has following technological effect:

(1) through upgrading and improving the inner card locking assembly, the inner card locking assembly is matched with the handle, and the safety performance of the self-locking mechanism is further enhanced.

(2) The upper joint and the lower joint are unlocked by the button, so that the operation convenience of the self-locking mechanism is improved.

Drawings

Fig. 1 is a schematic perspective view of the novel inner clip type self-locking mechanism of the present invention.

FIG. 2 is a schematic cross-sectional view of the novel inner clip type self-locking mechanism of the present invention

Fig. 3 is a disassembly schematic view of the inner clip locking assembly of the inner clip type self-locking mechanism of the present invention.

Reference numerals:

an upper joint 10, a lower joint 20, an eccentric handle 30, an inner clamping and locking component 40, a rotating shaft 50,

A jacking block 60, a sliding locking block 41, a sliding base 42, a button 43, an adjusting screw 44,

A slide rail 421, a strip-shaped hole 422, an elastic piece 423, a screw 413, a mounting hole 61,

Second elastic piece 62, safety lock catch assembly 31, first flange 411, second flange 412, accommodating hole 430, first through hole 401, second through hole 402 and accommodating cavity 21

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, the present invention provides a novel inner clip type self-locking mechanism, which includes: the upper joint 10, the lower joint 20, the eccentric handle 30 and the inside callipers locking subassembly 40, the upper joint 10 with one side of lower joint 20 links together through a pivot 50 is articulated, eccentric handle 30 rotate connect in on the pivot 50 to can lock in through a safety lock catch subassembly 31 on the upper joint 10.

The inside locking assembly 40 is provided at the junction of the upper connector 10 and the lower connector 20. The eccentric handle 30 with be equipped with a tight piece 60 in the inside callipers locking subassembly 40 within a definite time, tight piece 60 one end in top is the arcwall face, the arcwall face with eccentric handle 30 rotates to be connected. The inside snap-lock assembly 40 is elastically coupled to the tightening block 60. The lower joint 20 presses downwards to abut against the inner clamping and locking assembly 40, the inner clamping and locking assembly 40 extrudes the jacking block 60 to generate rightward displacement, and after the lower joint 20 moves downwards to contact with the upper joint 10, the inner clamping and locking assembly 40 generates leftward displacement under the elastic action of the jacking block 60, so that the upper joint 10 and the lower joint 20 are locked together.

In addition, eccentric handle 30 supports when locking on top connection 10 and presses tight piece 60, inside callipers locking Assembly 40 is in push up tight piece 60 effect further support left in the junction of top connection 10 and lower clutch 20, will top connection 10 with lower clutch 20 further locks, has effectively prevented upper and lower clutch from connecting failure under the proruption situation, the potential safety hazard that suddenly opens the cause.

In addition, a button 43 is arranged on the inner clamping locking component 40, the button 43 protrudes out of the upper joint 10 and the lower joint 20, when the eccentric handle 30 is in an open state, the button 43 is pushed, the inner clamping locking component 40 elastically presses the jacking block 60 to move to the right, and the lower joint 20 is unlocked in the process of moving to the right, so that the upper joint 10 and the lower joint 20 are unlocked.

Specifically, in this embodiment, the inside locking assembly 40 further includes: the sliding locking block 41 is elastically connected to the jacking block 60, and the sliding locking block 41 can slide along the sliding base 42. In this embodiment, the two sides of the sliding base 42 are both provided with a sliding rail 421, and the sliding locking block 41 is provided with a sliding block (not shown) corresponding to the two sliding rails 421, and the sliding block slides along the sliding rails 421. The lower joint 20 is provided with an accommodating cavity corresponding to the inner locking assembly 40, and when the lower joint 20 is pressed down, the side wall of the accommodating cavity 21 is an inclined surface which generates an inclined pressure to the sliding locking block 41, so that the sliding locking block 41 can slide rightwards along the sliding rail 421.

In a preferred embodiment, to improve the elastic recovery performance of the inside-card locking assembly 40, two strip-shaped holes 422 are hollowed out from the sliding base 42, and a first elastic member 423 is fixed in each strip-shaped hole 422. Correspondingly, the sliding locking block 41 is fixed with two screws 413, and when the sliding locking block 41 slides, the two screws 413 respectively move in the two strip-shaped holes 422 and press against the two first elastic members 423.

In a preferred embodiment, the sliding locking block 41 is connected to the tightening block 60 by an adjusting screw 44. One end of the adjusting screw 44 is screwed on the sliding locking block 41, and the other end is inserted into the mounting hole 61 of the tightening block 60. As shown in the cross-sectional view of fig. 2, a second elastic member 62 is disposed in the mounting hole 61, and the other end of the adjusting screw 44 is connected with the second elastic member 62 in an abutting manner, so as to elastically connect the sliding locking block 41 and the jacking block 60. The first elastic element 423 and the second elastic element 62 are both spring elements, and may be other elastic elements with elastic properties.

In a preferred embodiment, the sliding locking block 41 is provided with a first flange 411 and a second flange 412, the upper joint 10 is provided with a first groove (not labeled) corresponding to the first flange 411, the lower joint 20 is provided with a second groove (not labeled) corresponding to the second flange 412, the upper joint 10 and the lower joint 20 are further provided with a containing hole 430 corresponding to the button 43, and the button 43 moves in the containing hole 430 when pushed. After the upper connector 10 and the lower connector 20 are locked by the inside locking assembly 40, the first flange 411 is fitted in the first groove, the second flange 412 is fitted in the second groove, the button is accommodated in the accommodating hole 430, and the first flange 411 and the second flange 412 are arranged to lock the upper connector and the lower connector more stably and safely.

In addition, it is worth mentioning that the inner clamping locking component 40 is further provided with a through hole, the upper connector 10 and the lower connector 20 are conducted inside, a power line and a signal line are conveniently passed, the circuit is protected, meanwhile, the circuit is prevented from being assembled outside through the connector, the circuit is complex, and therefore the overall appearance is affected. The through holes comprise a first through hole 401 on the sliding locking block 41 and a second through hole 402 on the sliding base 42, the first through hole 401 and the second through hole 402 are correspondingly arranged, and a large consistent aperture is formed after the sliding locking block 41 and the sliding base 42 move relatively to each other to a certain degree, so that power lines and signal lines can conveniently pass through the aperture.

In a preferred embodiment, a safety locking assembly 31 is further disposed at an end of the eccentric handle 30, and the safety locking assembly 31 locks the eccentric handle 30 to the upper joint 10, so as to prevent the upper joint and the lower joint from being automatically loosened in case of self-locking failure of the eccentric handle 30. The safety locking assembly 31 can adopt the existing locking structure in the prior art, and can meet the requirement as long as the eccentric handle 30 can be conveniently and quickly locked on the joint and unlocked from the joint.

In the description of the present invention, it should be understood that the terms "left", "right", and the like indicate orientations or positional relationships based on the drawings of the present invention, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

To sum up, the utility model provides a novel inside callipers formula self-locking mechanism upgrades through the tight subassembly of internal kayser and reforms transform, makes inside callipers locking subassembly and indentation piece elastic connection, has further improved current inside callipers formula self-locking mechanism's locking performance, and unblock operation accessible promotes to push away to turn round the realization, uses simply convenient more. The utility model discloses a neotype inside callipers formula self-locking mechanism, it is wide to use market, is worth wideling popularize and use.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a novel inside callipers formula self-locking mechanism which characterized in that includes: the eccentric handle is hinged with the lower joint through a rotating shaft; the eccentric handle is rotationally connected to the rotating shaft and can be locked on the upper joint; the inner clamping locking assembly is arranged at the joint of the upper joint and the lower joint;

a jacking block is arranged between the eccentric handle and the inner clamping and locking assembly, and the inner clamping and locking assembly is elastically connected with the jacking block; when the lower joint is pressed downwards, the lower joint is pressed against the inner clamp locking assembly to lock the upper joint and the lower joint; the eccentric handle is pressed against the jacking block when rotationally locked on the upper joint, and the inner clamping and locking assembly is leftwards abutted against the joint of the upper joint and the lower joint under the action of the jacking block to further lock the upper joint and the lower joint;

2. The novel internally-snap self-locking mechanism of claim 1, wherein said internally-snap locking assembly comprises: the locking device comprises a sliding locking block and a sliding base, wherein the sliding base is fixed on the upper joint, the sliding locking block is elastically connected to the jacking block, and the sliding locking block can slide along the sliding base.

3. The internally clamping type self-locking mechanism according to claim 2, wherein said sliding locking block is provided with a first flange and a second flange, said upper joint is provided with a first groove corresponding to said first flange, said lower joint is provided with a second groove corresponding to said second flange; the upper joint and the lower joint are also provided with accommodating holes corresponding to the buttons; after the upper joint and the lower joint are locked by the inner clamping locking assembly, the first flange is matched in the first groove, the second flange is matched in the second groove, and the button is contained in the containing hole.

4. A novel internal-clamping type self-locking mechanism as claimed in claim 2 or 3, wherein sliding rails are provided on both sides of the sliding base, and sliding blocks are provided on the sliding locking block corresponding to both sliding rails, and the sliding blocks can slide along the sliding rails.

5. The novel internal clamping type self-locking mechanism according to claim 4, wherein the sliding base is hollowed to form two strip-shaped holes, and a first elastic piece is fixed in each strip-shaped hole; two screws are fixed on the sliding locking block, and when the sliding locking block slides, one screw moves in one strip-shaped hole and abuts against one first elastic piece.

6. The novel internally-clamping type self-locking mechanism as claimed in claim 5, wherein the sliding locking block is connected to the jacking block through an adjusting screw rod, one end of the adjusting screw rod is screwed on the sliding locking block, and the other end of the adjusting screw rod is inserted into the mounting hole of the jacking block; and a second elastic piece is arranged in the mounting hole, and the other end of the adjusting screw is in abutting connection with the second elastic piece.

7. The novel internally-locking type self-locking mechanism according to claim 6, wherein the first elastic member and the second elastic member are both spring members.

8. The novel internally-clamping type self-locking mechanism as claimed in claim 2, wherein a through hole is further formed in the internally-clamping locking component, and the upper joint and the lower joint are communicated internally; the through hole comprises a first through hole in the sliding locking block and a second through hole in the sliding base, and the first through hole and the second through hole are correspondingly arranged.

9. The novel internally-clamping type self-locking mechanism as claimed in claim 1, wherein one end of the jacking block is an arc-shaped surface, and the arc-shaped surface is rotatably connected with the eccentric handle.

10. The novel internally-clamping type self-locking mechanism as claimed in claim 1, wherein a safety locking assembly is further arranged at the end part of the eccentric handle, and the safety locking assembly can lock the eccentric handle on the upper joint.