CN214565933U - Novel self-locking mechanism - Google Patents
Novel self-locking mechanism Download PDFInfo
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- CN214565933U CN214565933U CN202120753650.9U CN202120753650U CN214565933U CN 214565933 U CN214565933 U CN 214565933U CN 202120753650 U CN202120753650 U CN 202120753650U CN 214565933 U CN214565933 U CN 214565933U
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Abstract
The utility model discloses a novel self-locking mechanism, include: the handle is provided with an installation position, and the locking assembly is arranged in the installation position; the safety hook assembly includes: the hook piece is arranged in an installation groove in the side face of the handle, the elastic piece is arranged at the bottom of the installation groove, and the bottom end of the hook piece is pressed against the elastic piece; the locking assembly comprises: the locking device comprises a locking shaft and a torsion spring assembly, wherein one end of the torsion spring assembly is fixed on the locking shaft, and the other end of the torsion spring assembly is connected with an external folding joint; the locking shaft is provided with a clamping groove, and the hook end of the hook piece is meshed in the clamping groove. The utility model discloses a self-locking mechanism has dual locking guarantee, has strengthened self-locking mechanism's security performance greatly, has eliminated the potential safety hazard that self-locking mechanism easily takes off among the prior art.
Description
Technical Field
The utility model relates to a folding joint technical field especially relates to a novel 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. The self-locking mechanism in the existing folding joint generally adopts a clamping accessory to lock the first joint and the second joint, and then the head of the adjusting shaft is buckled in the clamping groove to realize locking. It is in practical application, and locking intensity is relatively poor, often appears the regulating spindle from the not hard up condition of roll-off in the screens recess, has the potential safety hazard, and because of locking performance is relatively poor to be not applicable to climbing bicycle or electric bicycle.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a self-locking mechanism. The technical scheme of the utility model as follows: the utility model provides a self-locking mechanism, it includes: the handle is provided with an installation position, and the locking assembly is arranged in the installation position;
the safety hook assembly includes: the hook piece is arranged in an installation groove in the side face of the handle, the elastic piece is arranged at the bottom of the installation groove, and the bottom end of the hook piece is pressed against the elastic piece;
the locking assembly comprises: the locking device comprises a locking shaft and a torsion spring assembly, wherein one end of the torsion spring assembly is fixed on the locking shaft, and the other end of the torsion spring assembly is connected with an external folding joint; the locking shaft is provided with a clamping groove, and the hook end of the hook piece is meshed in the clamping groove.
Furthermore, the bottom end of the hook piece extends outwards and downwards to form a blocking piece, and the blocking piece abuts against the outer side of the mounting groove; a fixing piece is arranged above the blocking piece and fixed on the side surface of the handle, and the lower end of the fixing piece is abutted against the blocking piece.
Furthermore, the locking assembly further comprises a fastening screw, the fastening screw is fixed on the handle, and one end of the fastening screw penetrates through the handle and abuts against the locking shaft.
Furthermore, one end of the fastening screw is a first plane, and a second plane is arranged on the locking shaft corresponding to the fastening screw.
Further, the fastening screw is a one-meter screw.
Further, the torsion spring assembly includes: the handle is fixed on the handle, one end of the fixing shaft penetrates through the handle and is inserted into the locking shaft, one end of the torsion spring is fixed at one end of the fixing shaft, and the other end of the torsion spring is connected with an external folding joint.
Furthermore, a through hole is formed in the end portion of the handle, and a rotating shaft enables the self-locking mechanism to be hinged to an external folding joint through the through hole.
According to the above technical scheme, the utility model discloses a novel self-locking mechanism through setting up safe couple subassembly, locks the back couple card and locates in the draw-in groove of locking axle to utilize the elastic component to realize the chucking effect, cooperation locking Assembly has strengthened locking Assembly's locking intensity greatly, can install on the folding joint of bicycle or electric motor car without obstacle, has eliminated the potential safety hazard that self-locking mechanism pine takes off.
Drawings
Fig. 1 is a schematic perspective view of the novel self-locking mechanism of the present invention.
Fig. 2 is a schematic sectional view of the novel self-locking mechanism of the present invention.
Fig. 3 is an enlarged view of the locking assembly and the safety hook assembly of the novel self-locking mechanism of the present invention.
Reference numerals:
10-handle 20-locking assembly 30-safety hook assembly
11-installation site 12-installation slot 31-hook member
32-elastic piece 33-barrier piece 34-fixing piece
21-locking shaft 211-clamping groove 22-torsion spring assembly
221-torsion spring 222-fixed shaft 23-fastening screw
231-first plane 232-second plane
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 self-locking mechanism, which includes: the handle 10, the locking assembly 20 rotationally connected with the handle 10, and the safety hook assembly 30 matched with the locking assembly 20 and the handle 10 are provided with an installation position 11 of a digging hole on the handle 10, and the locking assembly 20 is arranged in the installation position 11. The safety hook assembly 30 includes: the hook piece 31 is installed in the installation groove 12 on the side surface of the handle 10, the elastic piece 32 is a spring, the spring is arranged at the bottom of the installation groove 12, the hook piece 31 is provided with a horizontal bottom end, and the bottom end is pressed against the spring; a locking shaft 21 of the locking assembly 20 is provided with a locking groove 211, and a hook end of the hook member 31 is clamped in the locking groove 211. When the locking assembly 20 of the self-locking mechanism is locked, the hanging member 31 is stably meshed on the locking shaft 21 under the elastic force action of the elastic piece 32, the hanging member 31 is in stable surface contact with the locking shaft 21, and is matched with the locking assembly 20, so that the locking strength of the locking assembly 20 is greatly enhanced, and the potential safety hazard of loosening of the self-locking mechanism is eliminated. Specifically, as shown in fig. 1, the bottom end of the hook 31 extends outward and downward to form a blocking member 33, and the blocking member 33 abuts against the outer side of the mounting groove 12; the hanging member 31 and the blocking member 33 are integrally formed, and form a ladder-shaped structure, and the horizontal bottom end of the hanging member 31 is the step. The blocking member 33 constitutes an outer wall of the mounting groove 12, and plays a role in limiting the elastic member 32. A fixing piece 34 is arranged above the blocking piece 33, the fixing piece 34 is fixed on the side surface of the handle 10 through screws, the lower end of the fixing piece 34 is abutted against the blocking piece 33, the limiting effect on the blocking piece 33 and the hanging member 31 is achieved, and the hanging member 31 and the locking shaft 21 are ensured to be always in an engaged state. And the detachable design of the fixing plate 34 facilitates the replacement or adjustment of the elastic part 32, and the operation is simple and convenient.
The structure of the locking assembly 20 is described in detail below, and specifically, as shown in fig. 1 and 3, the locking assembly 20 further includes a torsion spring assembly 22 besides the locking shaft 21, one end of the torsion spring assembly 22 is fixed on the locking shaft 21, and the other end is connected to an external folding joint. Specifically, as shown in fig. 1, the torsion spring assembly 22 includes: the handle comprises a torsion spring 221 and a fixed shaft 222, the fixed shaft 222 is fixed on the handle 10 through a screw, one end of the fixed shaft 222 penetrates through the handle 10 and is inserted and fixed on the locking shaft 21, and one end of the fixed shaft 222 extends out of the locking shaft 21 and is installed and fixed on an external folding joint. One end of the torsion spring 221 is fixed to one end of the fixing shaft 222, and the other end is connected to an external folding joint. Further, the locking assembly 20 further includes a fastening screw 23, the fastening screw 23 is fixed to the handle 10, one end of the fastening screw 23 penetrates through the handle 10 and abuts against the locking shaft 21, preferably, the fastening screw 23 is a millimeter screw, the end portion of the fastening screw is a first plane 231, a second plane 232 is arranged on the locking shaft 21 corresponding to the fastening screw 23, when the handle 10 is pressed downwards to perform locking operation, the fastening screw 23 abuts against the locking shaft 21 along with the rotation of the handle 10 under the action of the torsion spring assembly 22, the first plane 231 and the second plane 232 are attached to each other, the locking area is greatly increased, and the two planes are relatively stable and not easy to loosen after locking. And in the opening and locking operation, the two planes have a guiding function, so that the operation is smoother.
In addition, in order to realize the installation of the self-locking mechanism and the folding joint, a through hole 13 is arranged on the end part of the handle 10, and a rotating shaft (not shown) is used for hinging the self-locking mechanism on the folding joint through the through hole 13.
The utility model discloses a novel self-locking mechanism installs back on two joints of folding joint, turning handle 10 under the effect of torsional spring 221, fastening screw 23 follows handle 10 rotates support in on the locking shaft 21, with two joint locking, at this moment, hang component 31 interlock in on the locking shaft 21, lead to because of the special case fastening screw 23 with when breaking away from not hard up between the locking shaft 21, hang component 31 with locking shaft 21 still is in the interlock state under the effect of elastic component 32 for folding joint still keeps the lock-out state, has improved self-locking mechanism's security performance.
To sum up, the utility model provides a novel self-locking mechanism, it is through setting up safe couple subassembly, and locking back couple card is located in the draw-in groove of locking axle to utilize the elastic component to realize the chucking effect, strengthened self-locking mechanism's locking intensity greatly, can install on the folding joint of bicycle or electric motor car without obstacle, eliminated the potential safety hazard that prior art's self-locking mechanism easily takes off. Just the utility model discloses adopt the face contact between fastening screw and locking axle, improved the locking force greatly. The utility model discloses a novel self-locking mechanism has dual locking guarantee, has strengthened the security performance greatly, is worth wideling popularize the 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 (7)
1. A novel self-locking mechanism is characterized by comprising: the handle is provided with an installation position, and the locking assembly is arranged in the installation position;
the safety hook assembly includes: the hook piece is arranged in an installation groove in the side face of the handle, the elastic piece is arranged at the bottom of the installation groove, and the bottom end of the hook piece is pressed against the elastic piece;
the locking assembly comprises: the locking device comprises a locking shaft and a torsion spring assembly, wherein one end of the torsion spring assembly is fixed on the locking shaft, and the other end of the torsion spring assembly is connected with an external folding joint; the locking shaft is provided with a clamping groove, and the hook end of the hook piece is meshed in the clamping groove.
2. The self-locking mechanism of claim 1, wherein the bottom end of the hook member extends outward and downward to form a blocking member, and the blocking member abuts against the outer side of the mounting groove; a fixing piece is arranged above the blocking piece and fixed on the side surface of the handle, and the lower end of the fixing piece is abutted against the blocking piece.
3. The self-locking mechanism of claim 1 or 2, wherein the locking assembly further comprises a fastening screw fixed to the handle, and one end of the fastening screw passes through the handle and abuts against the locking shaft.
4. The self-locking mechanism of claim 3, wherein one end of the fastening screw is a first plane, and a second plane is disposed on the locking shaft at a position corresponding to the fastening screw.
5. The self-locking mechanism of claim 4, wherein the fastening screw is a one-meter screw.
6. The self-locking mechanism of claim 1, wherein the torsion spring assembly comprises: the handle is fixed on the handle, one end of the fixing shaft penetrates through the handle and is inserted into the locking shaft, one end of the torsion spring is fixed at one end of the fixing shaft, and the other end of the torsion spring is connected with an external folding joint.
7. The self-locking mechanism of claim 1, wherein the handle has a through hole at an end thereof, and a shaft is pivotally connected to the outer folding joint through the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120753650.9U CN214565933U (en) | 2021-04-12 | 2021-04-12 | Novel self-locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120753650.9U CN214565933U (en) | 2021-04-12 | 2021-04-12 | Novel self-locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214565933U true CN214565933U (en) | 2021-11-02 |
Family
ID=78325845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120753650.9U Active CN214565933U (en) | 2021-04-12 | 2021-04-12 | Novel self-locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214565933U (en) |
-
2021
- 2021-04-12 CN CN202120753650.9U patent/CN214565933U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220215 Address after: 518000 201B, building 16, zone B, Yuanshan Industrial Zone, Shangcun community, Gongming street, Guangming District, Shenzhen, Guangdong Patentee after: Zhibo (Shenzhen) Seiko technology Co.,Ltd. Address before: 518000 501b, building 39, zone B, Yuanshan Industrial Zone, Shangcun community, Gongming street, Guangming District, Shenzhen, Guangdong Patentee before: Juli Sports Technology (Shenzhen) Co.,Ltd. |
|
| TR01 | Transfer of patent right |