CN217735131U

CN217735131U - Clutch for lock

Info

Publication number: CN217735131U
Application number: CN202221845841.9U
Authority: CN
Inventors: 钱志云; 瞿子岚; 邓亦超
Original assignee: Arrow Intelligence Technology Zhangjiagang Co ltd
Current assignee: Arrow Intelligence Technology Zhangjiagang Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-11-04
Anticipated expiration: 2032-07-18

Abstract

The utility model provides a clutch for lock relates to intelligence lock technical field, including the clutch disc, clutch inner chamber has been seted up to top one side of clutch disc, the embedded separation and reunion round pin that is provided with respectively in clutch inner chamber's top both sides, the surface symmetry cover of separation and reunion round pin is equipped with two separation and reunion round pin springs, bottom one side of clutch disc is run through and is provided with the square bar, and the position that the bottom of clutch disc is located the square bar has seted up the bearing and has punched a hole, the internal surface that the bearing punched a hole is provided with the bearing, and clutch disc one side protrusion butt portion can be by clutch disc inner chamber bottom butt when the handle rotates, or the switching-over bolt can be by clutch disc inner chamber bottom butt to can reduce the impulse pressure to clutch disc reset spring, can bear the violence in certain torque range and unblank.

Description

Clutch for lock

Technical Field

The utility model relates to an intelligence lock technical field especially relates to a clutch for lock.

Background

The intelligent lock adopting a mechanical lock body in the market is mainly provided with a clutch mechanism on an outer panel, and the current clutch mechanism is mainly composed of a base (shell), a clutch disc, a handle fixing piece and a fixing piece reset spring. The conventional clutch suffers from the following problems during use.

When the installation, need be according to opening the door direction adjustment handle direction, a condition this moment is the corresponding direction that needs synchronous adjustment separation and reunion cover, if separation and reunion cover direction is not right, can cause two kinds of results: the upper lifting handle presses the handle downwards or the upper lifting door presses the handle downwards; the other one is that the direction of the handle is directly adjusted by detaching the handle, so that the handle is loosened in the using process and even falls off, after the handle is locked on a door, the outer handle sleeve is forced to rotate the handle 180 degrees by a force application pipe to change the direction of the handle, in the process, the stroke assembly of the clutch mechanism is broken due to overlarge force, and the handle is lifted up to directly open the door.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when the installation, need be according to the direction adjustment handle direction that opens the door, a condition this moment is the corresponding direction that needs synchronous adjustment separation and reunion cover, if separation and reunion cover direction is not right, can cause two kinds of results: the upper lifting handle presses the handle downwards or the upper lifting door presses the handle downwards; the other is that the direction of the handle is adjusted by directly disassembling the handle, which can cause the handle to be loosened in the using process and even to fall off, after the handle is locked on a door, the outer handle is sleeved with a force application pipe to forcibly rotate the handle by 180 degrees to change the direction, in the process, a stroke assembly of the clutch mechanism can cause the assembly to be cracked because of the overlarge force applied, and the handle is lifted up to directly open the door, thereby providing the clutch for the lock.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a clutch for lock, includes the clutch disc, the clutch inner chamber has been seted up to top one side of clutch disc, the embedded separation and reunion round pin that is provided with respectively in top both sides of clutch inner chamber, the surperficial symmetrical cover of separation and reunion round pin is equipped with two separation and reunion round pin springs, bottom one side of clutch disc runs through and is provided with the square pole, and the position that the bottom of clutch disc is located the square pole has seted up the bearing and has punched a hole, the internal surface that the bearing punched a hole is provided with the bearing, the surperficial top position fixedly connected with square pole separation and reunion axle sleeve of square pole, and the surface of square pole and the inner circle internal surface fixed connection of bearing, the top front side position of clutch inner chamber is provided with the protruding portion, the top center department screw thread of protruding portion runs through and is provided with the switching-over bolt, the top opposite side cover of clutch disc is equipped with two clutch disc reset spring, fixedly connected with extension line footpath respectively at the both ends of clutch disc reset spring, the top opposite side position fixedly connected with micro motor of clutch disc, micro motor's drive end fixedly connected with protrusion butt portion.

Preferably, a cover plate is arranged at the center of the top of the inner cavity of the clutch, and bolts are connected with the periphery of the top of the cover plate and the surface of the inner cavity of the clutch in a threaded mode.

Preferably, the surface of the reversing bolt is in sliding connection with the inner surface of one side of the clutch inner cavity.

Preferably, the surfaces of the protruding abutting parts are attached to the surfaces of the extension line diameters of the end surfaces of the two clutch plate return springs.

Preferably, the surface of the protruding abutment portion is spirally arranged.

Preferably, the surface of the clutch pin is in sliding connection with the surface of the inner cavity of the clutch, and two ends of the clutch pin spring close to the square rod are in sliding connection with the inner surface of the inner cavity of the clutch.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, through the switching-over bolt of design, when the rotation direction of handle needs to be adjusted, through with the switching-over bolt reverse twist move with the clutch disc separation back, the clutch disc is in free state, rotate 180 backs with the handle this moment with the switching-over bolt and rotate and laminate fixedly on one side of the base, the protrusion butt portion of clutch disc one side can laminate mutually with the extension line footpath of clutch disc reset spring opposite side and laminate mutually with base opposite side corresponding position this moment, thereby can need not to dismantle under the condition that the handle need not to change dismouting regulation clutch direction, realize the regulation adaptation to handle rotation direction, reduce the installation and handle the degree of difficulty, avoid the installation to make mistakes, avoid the handle not hard up or even the handle drops.

2. The utility model discloses in, clutch disc one side protrusion butt portion can be by clutch disc inner chamber bottom butt when the handle rotates, or the switching-over bolt can be by clutch disc inner chamber bottom butt to can reduce the impulse pressure to clutch disc reset spring, can bear the violence in the certain torque force scope and unblank.

Drawings

Fig. 1 is a schematic perspective view of a clutch for a lock according to the present invention;

FIG. 2 is a schematic cross-sectional view of the lock clutch of FIG. 1 according to the present invention;

FIG. 3 is a schematic cross-sectional view of the clutch for a lock shown in FIG. 2 according to the present invention;

FIG. 4 is a schematic bottom view of the lock clutch of FIG. 1 according to the present invention;

FIG. 5 is a schematic cross-sectional view of the clutch for a lock of FIG. 3 according to the present invention;

fig. 6 is a schematic cross-sectional view of the clutch for lock shown in fig. 5 according to the present invention.

Illustration of the drawings: 1. a clutch plate; 2. a cover plate; 3. a bolt; 4. A clutch pin; 5. A clutch pin spring; 6. A square rod clutch shaft sleeve; 7. An inner cavity of the clutch; 8. A clutch plate return spring; 9. Extending the wire diameter; 10. a projecting abutment; 11. a micro motor; 12. a square bar; 13. punching a bearing; 14. a bearing; 15. a reversing bolt; 16. a protrusion.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 6, a clutch for lock, including clutch disc 1, clutch cavity 7 has been seted up to top one side of clutch disc 1, clutch pin 4 is embedded respectively to the top both sides of clutch cavity 7, the surface symmetry cover of clutch pin 4 is equipped with two clutch pin springs 5, bottom one side of clutch disc 1 is run through and is provided with square pole 12, and the position that the bottom of clutch disc 1 is located square pole 12 has seted up bearing punch 13, the internal surface of bearing punch 13 is provided with bearing 14, the surperficial top position fixedly connected with square pole clutch shaft sleeve 6 of square pole 12, and the surface of square pole 12 and the inner circle internal surface fixed connection of bearing 14, the top front side position of clutch cavity 7 is provided with protruding portion 16, the top center department screw thread of protruding portion 16 runs through and is provided with reversing bolt 15, the top opposite side cover of clutch disc 1 is equipped with two clutch disc reset springs 8, the both ends of clutch disc reset spring 8 are fixedly connected with extension line footpath 9 respectively, the top opposite side position fixedly connected with micro motor 11 of clutch disc 1, the drive end fixedly connected with butt portion 10 of micro motor 11.

The effect that its whole embodiment 1 reached does, and the separation and reunion round pin spring 5 that sets up is convenient for realize separation and reunion round pin 4 at certain distance within range's elastic displacement, and the outer lane surface of bearing 14 is connected with the interior fixed surface that the bearing punched a hole 13, is convenient for guarantee that square bar 12 friction when rotating reduces, prevents surface wear, realizes protrusion butt portion 10 rotation through the drive of micro motor 11.

Embodiment 2, as shown in fig. 1 to 6, a cover plate 2 is disposed at the top center of a clutch cavity 7, bolts 3 are connected to the periphery of the top of the cover plate 2 and the surface of the clutch cavity 7 in a threaded manner, the surface of a reversing bolt 15 is slidably connected to the inner surface of one side of the clutch cavity 7, the surface of a protruding abutting portion 10 is attached to the surface of an extension wire diameter 9 of the end surface of two clutch disc return springs 8, the surface of the protruding abutting portion 10 is spirally disposed, the surface of a clutch pin 4 is slidably connected to the surface of the clutch cavity 7, and both ends of a clutch pin spring 5 close to a square bar 12 are slidably connected to the inner surface of the clutch cavity 7.

The effect that its whole embodiment 2 reached does, apron 2 is convenient for be fixed in clutch cavity 7 with clutch pin 4 and separation and reunion pin spring 5, square pole clutch shaft cover 6, the surface of protrusion butt portion 10 is the heliciform setting, when protrusion butt portion 10 anticlockwise rotation, can drive the extension line diameter 9 of the 8 terminal surfaces of clutch disc reset spring of front side in the position adjustment on protrusion butt portion 10 surface, when protrusion butt portion 10 clockwise rotation, can drive the extension line diameter 9 of the 8 terminal surfaces of clutch disc reset spring of rear side in the position adjustment on protrusion butt portion 10 surface.

The theory of operation, reversing bolt 15 through the design, when the rotation direction of handle needs to be adjusted, through with reversing bolt 15 reverse twist move with clutch disc 1 separation back, clutch disc 1 is in the free state, it is fixed with the laminating of clutch disc 1 one side to rotate reversing bolt 15 after 180 with the handle this moment, the protruding butt portion 10 of clutch disc 1 one side can laminate mutually with the extension line footpath 9 of clutch disc reset spring 8 opposite side and laminate mutually with device mounted position opposite side corresponding position, thereby can need not to dismantle under the condition that the handle need not to change dismouting regulation clutch direction, realize the regulation adaptation to handle rotation direction, reduce the installation and handle degree of difficulty, avoid the installation to make mistakes, avoid the handle not hard up or even the handle drops.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A clutch for locks, comprising a clutch disc (1), characterized in that: clutch inner chamber (7) have been seted up to top one side of clutch disc (1), the embedded clutch pin (4) that is provided with respectively in the top both sides of clutch inner chamber (7), the surface symmetry cover of clutch pin (4) is equipped with two clutch pin springs (5), bottom one side of clutch disc (1) is run through and is provided with square pole (12), and the position that the bottom of clutch disc (1) is located square pole (12) has seted up bearing punch hole (13), the internal surface of bearing punch hole (13) is provided with bearing (14), the surperficial top position fixedly connected with square pole clutch shaft sleeve (6) of square pole (12), and the surface of square pole (12) and the inner circle internal surface fixed connection of bearing (14), the top front side position of clutch inner chamber (7) is provided with protruding portion (16), the top center department screw thread of protruding portion (16) runs through and is provided with reversing bolt (15), the top opposite side cover of clutch disc (1) is equipped with two clutch disc reset spring (8), the both ends difference fixedly connected with extension line footpath (9) of clutch disc reset spring (8), the drive end (1) fixed side position of the butt portion (11) is connected with miniature motor (11) the side position of miniature motor (11).

2. The lock clutch according to claim 1, wherein: the clutch is characterized in that a cover plate (2) is arranged at the center of the top of the clutch inner cavity (7), and bolts (3) are connected with the periphery of the top of the cover plate (2) and the surface of the clutch inner cavity (7) in a threaded mode.

3. The lock clutch according to claim 1, wherein: the surface of the reversing bolt (15) is in sliding connection with the inner surface of one side of the clutch inner cavity (7).

4. The lock clutch according to claim 1, wherein: the surface of the protruding abutting part (10) is attached to the surface of the extension line diameter (9) of the end faces of the two clutch disc return springs (8).

5. The lock clutch according to claim 1, wherein: the surface of the protruding abutting part (10) is spirally arranged.

6. The lock clutch according to claim 1, wherein: the surface of the clutch pin (4) is in sliding connection with the surface of the clutch inner cavity (7), and the two ends of the clutch pin spring (5) close to the square rod (12) are in sliding connection with the inner surface of the clutch inner cavity (7).