CN207892362U

CN207892362U - A kind of lock clutch

Info

Publication number: CN207892362U
Application number: CN201820104282.3U
Authority: CN
Inventors: 刘世武; 辛树来
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-01-22
Filing date: 2018-01-22
Publication date: 2018-09-21
Anticipated expiration: 2028-01-22

Abstract

This application provides a kind of lock clutch, including：Outer clutch block, interior clutch block, on-of pin and spring, the spring is set on the periphery of on-of pin, the interior clutch block can mutually be fastened by the on-of pin with the outer clutch block, wherein, it is detachably provided with cover board on the outer seat of the outer clutch block, through-hole is formed between the outer seat and the cover board, the on-of pin is movably arranged in the through-hole, and the spring is volute spring.Door lock clutch provided by the present application is conducive in the on-of pin stretching motion, and the end of the spring will not be stuck in the gap between the on-of pin and the through-hole, effectively prevents the stuck phenomenon of the door lock clutch and occurs.

Description

A kind of lock clutch

Technical field

The utility model is related to a kind of locksets, more particularly to a kind of lock clutch.

Background technology

With the reinforcement that the security protection of people is realized, the application of intelligent lock has been more and more widely used.In order to reinforce The anti-theft of lockset, one of currently used way are that arrangement of clutch is added in the lockset, usual outside existing and on-of pin It is arranged with copper sheathing, after long-time use, copper sheathing is easy protrusion, and the spring outside on-of pin is easy to be stuck in on-of pin and outer clutch block Between gap in, cause on-of pin activity to have some setbacks, the clutch slot cannot be inserted into, cause door lock that cannot open, Wu Fabao Demonstrate,prove the success rate opened the door every time.

Utility model content

The purpose of this utility model is to provide a kind of lock clutch, solves existing door lock clutch and is easy hair The problem of raw stuck failure.

In order to solve the above technical problems, the utility model provides the following technical solutions：

A kind of lock clutch, including：Outer clutch block, interior clutch block, on-of pin and spring, the spring be set in from On the periphery of dowel pin, the interior clutch block can mutually be fastened by the on-of pin with the outer clutch block, wherein it is described it is outer from It closes and is detachably provided with cover board on the outer seat of block, form through-hole between the outer seat and the cover board, the on-of pin is lived Dynamic to be arranged in the through-hole, the spring is contained in the through-hole, and the spring is volute spring.

Further, there is expanded hole, the baffle ring of the spring and the on-of pin is located at the expansion in the through-hole In hole, the small end of the spring is kept out on the baffle ring, and the big end of the spring is kept out on the inner wall of the expanded hole.

Further, the baffle ring is fixed on the periphery of the on-of pin.

Further, the through-hole is formed by the lower straight slot of the outer seat and the upper straight slot of the cover board.

Further, the interior clutch block includes the cylinder for rotating inserted block and being connected to the rotation inserted block upper end, described Rotation inserted block is rotatably arranged in the installation cavity at the outer seat center.

Further, the both sides of the rotation inserted block have the groove with the on-of pin end adapter, the clutch Pin can be inserted into or exit the groove, control the outer clutch block and interior clutch block clutch action.

Further, the side of the rotation inserted block also has convex block.

Further, limited block is set on the installation cavity wall, the limited block can be kept out in the convex block Side.

The utility model has the advantages that it can be seen from above-mentioned technical proposal：

1, since the spring is volute spring, thus, be conducive in the on-of pin stretching motion, the spring End will not be stuck in the gap between the on-of pin and the through-hole, and it is stuck to effectively prevent the door lock clutch Phenomenon occurs.

2, the spring is compressed and is discharged in the expanded hole always, and the baffle ring is remained positioned at the expanded hole It is interior, it is ensured that, will not be prolonged resistance to there is a phenomenon where the on-of pin is stuck in the door lock clutch long-time after use With.

The utility model is described in further detail with reference to the accompanying drawings and detailed description.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.

Fig. 1 is the dimensional structure diagram of the utility model.

Fig. 2 is the detonation configuration figure of the utility model.

Fig. 3 is the partial structural diagram of the utility model.

Fig. 4 is the vertical view of Fig. 3 of the utility model.

Fig. 5 is the structural schematic diagram of the outer clutch block of the utility model.

Fig. 6 is the use state explosive view of the utility model.

Reference sign：

Outer clutch block -1, gap slot -111, outer seat -12, fan groove -121, through-hole -122, expands connection axle portion -11 Hole -1221, installation cavity -124, limited block -125, cover board -2, interior clutch block -3, rotates inserted block -31, is convex slide block -123 Block -311, groove -312, endoporus -314, connection cylinder -32, square hole -321, on-of pin -4, baffle ring -41, external part -42, locking End -43, spring -5, lock housing -6, actuator -8.

Specific implementation mode

The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right It is required that the multitude of different ways for limiting and covering is implemented.

The application is described further below with reference to Fig. 1 to Fig. 6, a kind of door lock clutch as depicted in figs. 1 and 2 Device, including：Outer clutch block 1, interior clutch block 3, on-of pin 4 and spring 5, the spring 5 are set on the periphery of on-of pin 4, institute It states interior clutch block 3 can mutually to fasten with the outer clutch block 1 by the on-of pin 4, on the outer seat 12 of the outer clutch block 1 It detachably is provided with cover board 2, forms through-hole 122,4 activity setting of the on-of pin between the outer seat 12 and the cover board 2 In the through-hole 122, the spring 5 is contained in the through-hole 122, and the spring 5 is volute spring, is conducive in this way When 4 stretching motion of on-of pin, the end of the spring 5 will not be stuck in the seam between the on-of pin 4 and the through-hole 122 In gap, thus the utility model avoids the stuck of a lock clutch.

Specifically, 12 side of the outer seat has fan groove 121, the shape of the cover board 2 and the fan groove 121 Shape is adapted.

As shown in Figure 4 and Figure 5, there is expanded hole 1221, the gear of the spring 5 and the on-of pin 4 in the through-hole 122 Ring 41 is located in the expanded hole 1221, and the small end of the spring 5 is kept out on the baffle ring 41, and the big end of the spring 5 is supported For gear on the inner wall of the expanded hole 1221, the spring 5 is used for the reset of the on-of pin 4, in the flexible fortune of the on-of pin 4 When dynamic, compression and release, the baffle ring 41 are remained positioned at the expansion spring 5 in the expanded hole 1221 always In hole 1221, it is ensured that in the door lock clutch long-time after use, will not occur that the on-of pin 4 is stuck to be showed As durable.

As shown in Fig. 2, the through-hole 122 is formed by the lower straight slot of the outer seat 12 and the upper straight slot of the cover board 2, phase It answers, there is in the lower straight slot lower enlarged slot, there is upper enlarged slot in the upper straight slot, the expanded hole 1221 is by under described Enlarged slot and the upper enlarged slot fasten to be formed.

The lower straight slot is located in fan groove 121.

As shown in Fig. 2, the baffle ring 41 is fixed on the periphery of the on-of pin 4.

Preferably, the baffle ring 41 is structure as a whole with the on-of pin 4.

As shown in figure 5, the through-hole 122 penetrates through the both ends of the fan groove 121.

As shown in Fig. 2, the interior clutch block 3 includes rotation inserted block 31 and the cylinder for being connected to 31 upper end of the rotation inserted block 32, the rotation inserted block 31 is rotatably arranged in the installation cavity 124 at 12 center of the outer seat.

As shown in figure 3, the both sides of the rotation inserted block 31 have the groove 312 with 4 end adapter of the on-of pin, it is described On-of pin 4 can be inserted into or exit the groove 312, control the outer clutch block 1 and 3 clutch action of interior clutch block.

As shown in Figure 2 and Figure 5, the outer clutch block 1 includes outer seat 12 and the company for being connected to 12 lower end of the outer seat Spindle portion 11, the rotation inserted block 31 are rotatably provided in the installation cavity 124 at 12 center of the outer seat.

Several gap slots 111 are evenly arranged on the periphery of the connection axle portion 11, are convenient for the connection axle portion 11 It is connect with door handle.

As shown in Figure 3 and Figure 4, the side of the rotation inserted block 31 also has convex block 311.

Preferably, the convex block 311 is sector.

As shown in figure 5, limited block 125 is arranged on 124 inner wall of the installation cavity, the limited block 125 can be kept out The side of the convex block 311, specifically, the limited block 125 is located at the both sides of the fan groove 121, in described from It closes when block 3 is rotated relative to the outer clutch block 1 and limits.

The other side of the outer seat 12 has slide block 123.

As depicted in figs. 1 and 2, the cover board 2 is connected by screw in the upper end of the fan groove 121.

There is square hole 321,31 inside of the rotation inserted block to have endoporus 314, the endoporus 314 and institute in the cylinder 32 It states square hole 321 to connect, the square hole 321 connects door handle, when door handle rotate, the rotation of the cylinder 32 is driven, when holding When the external part 42 of the on-of pin 4 is pushed into the through-hole 122 by row device 8, the keyed end 43 of the on-of pin 4 can be inserted into Into the groove 312, at this point, the outer clutch block 1 and interior clutch block 3 can radially link；When actuator 8 stops described in promotion When the external part 42 of on-of pin 4, under the elastic acting force of the spring 5, the sliding in the through-hole 122 of the on-of pin 4 It resets so that the abjection out of the groove 312 of the keyed end 43, at this point, the interior clutch block 3 can the relatively described outer clutch block 1 rotation.

As shown in fig. 6, the door lock clutch and actuator 8 are mounted in lock housing 6, the actuator 8 has protrusion Top plate, the external part of the on-of pin 4 is pushed by the top plate so that the on-of pin 4 is sliding in the through-hole 122 It is dynamic, carry out the clutch for controlling the door lock clutch.

The preferred embodiment that these are only the utility model, is not intended to limit the utility model, for this field Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model, Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims

1. a kind of lock clutch, including：Outer clutch block (1), interior clutch block (3), on-of pin (4) and spring (5), the bullet Spring (5) is set on the periphery of on-of pin (4), and the interior clutch block (3) can be with the outer clutch block by the on-of pin (4) (1) it mutually fastens, which is characterized in that it is detachably provided with cover board (2) on the outer seat (12) of the outer clutch block (1), it is described Through-hole (122) is formed between outer seat (12) and the cover board (2), the on-of pin (4) is movably arranged on the through-hole (122) Interior, the spring (5) is contained in the through-hole (122), and the spring (5) is volute spring.

2. according to claim 1 lock clutch, which is characterized in that have expanded hole in the through-hole (122) (1221), the baffle ring (41) of the spring (5) and the on-of pin (4) is located in the expanded hole (1221), the spring (5) Small end keep out on the baffle ring (41), the big end of the spring (5) is kept out on the inner wall of the expanded hole (1221).

3. according to claim 2 lock clutch, which is characterized in that the baffle ring (41) is fixed on the on-of pin (4) on periphery.

4. according to claim 3 lock clutch, which is characterized in that the through-hole (122) is by the outer seat (12) the upper straight slot of lower straight slot and the cover board (2) is formed.

5. according to claim 1 lock clutch, which is characterized in that the interior clutch block (3) includes rotation inserted block (31) and it is connected to the cylinder (32) for rotating inserted block (31) upper end, the rotation inserted block (31) is rotatably arranged on the outer seat In the installation cavity (124) at body (12) center.

6. according to claim 5 lock clutch, which is characterized in that it is described rotation inserted block (31) both sides have with The groove (312) of on-of pin (4) end adapter, the on-of pin (4) can be inserted into or exit the groove (312), control The outer clutch block (1) and interior clutch block (3) clutch action.

7. according to claim 6 lock clutch, which is characterized in that the side of the rotation inserted block (31) also has Convex block (311).

8. according to claim 7 lock clutch, which is characterized in that limit is arranged on installation cavity (124) inner wall Position block (125), the limited block (125) can keep out in the side of the convex block (311).