CN202971651U

CN202971651U - Clutch of automatic curtain machine

Info

Publication number: CN202971651U
Application number: CN 201220694473
Authority: CN
Inventors: 王海锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-29
Filing date: 2012-11-29
Publication date: 2013-06-05
Anticipated expiration: 2022-11-29

Abstract

The utility model relates to a clutch of an automatic curtain machine and belongs to the technical field of automatic curtain machines. The clutch comprises a clutch box body, a middle shaft, an outer shaft, a pin, a clutch body and a shaft cap and is characterized in that the clutch box body is provided with a pin hole for placing of the pin, the clutch body is arranged in the clutch box body in a clamped mode through the middle shaft and the outer shaft and is provided with a check block, a heart-shaped circular groove is formed around the check block, and a restoration spring is arranged in the shaft cap. The clutch has the advantages that the structure is simple and easy to realize, cost is low, clutch control is accurate, utilization is convenient, and efficiency is high.

Description

The automatic curtain machine clutch

Technical field

The utility model relates to a kind of automatic curtain machine clutch, belongs to automatic curtain machinery technical field.

Background technique

curtain be people be used for shading when dirt etc. can not or few furniture and Office furniture, be widely used in family, the place such as office and teacher, traditional curtain is mainly to pull to realize folding by hand, very inconvenient like this, noise is also very large, for the existing defective of the folding that overcomes traditional curtain, the practicality of electric controller for curtain is more and more extensive at present, hand in the market, the knock-off gear of electric controller for curtain is to touch mechanical switch by the internal tooth left-right rotation of planetary reducer to realize, this internal tooth can touch usually less than switch or return and do not stop machine not, the vibrating noise that sends in addition is difficult to eliminate, bring interference for indoor people.

Summary of the invention

Technical problem to be solved by this invention be to provide a kind of can be simple in structure, be easy to realize, automatic curtain machine clutch cheaply.

For reaching above purpose, the utility model adopts following technological scheme: comprise clutch box body, axis, outer shaft, pin, clutch body and axle cap, have the pin hole of placing pin on described clutch body box, the clutch body is fastened in the clutch box body by axis and outer shaft, described clutch body is provided with block, have heart-shaped circular groove around block, be provided with Returnning spring in axle cap.

Particularly, described pin hole is the second order hole.

Particularly, described clutch body and outer shaft are by projection and groove clamping.

The beneficial effects of the utility model are: simple in structure being easy to realize, cost is low, and clutch for clutch control is accurate, conveniently uses, efficient is high.

Description of drawings

In order to be illustrated more clearly in the technical solution of the utility model, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Description of drawings

Fig. 1 is structural representation of the present utility model;

In figure: 1. outer shaft, 11. projections, 2. clutch body, 21. grooves, 22. heart-shaped circular grooves, 23. blocks, 3. axis, 4. clutch box body, 41. pin holes, 5. pin, 6. axle cap.

Embodiment

Below in conjunction with accompanying drawing, the technical solution of the utility model is explained in detail.

As shown in Figure 1, the automatic curtain machine clutch, comprise clutch box body 4, axis 3, outer shaft 1, pin 5, clutch body 2 and axle cap 6, have the second order pin hole 41 of placing pin 5 on described clutch body box, clutch body 2 is fastened in clutch box body 4 by axis 3 and outer shaft 1, described clutch body 2 is provided with block 23, has heart-shaped circular groove 22 around block 23, is provided with Returnning spring in axle cap 6.During use, when reeling curtain, on the block 23 in pin 5 card entry slots, this moment, curtain blocked, then when leaving behind, and by the effect of Returnning spring, pin was turned in heart-shaped circular groove around block, and this moment, curtain was stretched out.

The utility model is simple in structure to be easy to realize, cost is low, and clutch for clutch control is accurate, conveniently uses, efficient is high.

The above person, being only preferred embodiment of the present utility model, is not to limit practical range of the present utility model, and namely all equalizations of doing according to the utility model change and modify, be all the utility model claim scope and contain, give an example no longer one by one here.

Claims

1. automatic curtain machine clutch, comprise clutch box body, axis, outer shaft, pin, clutch body and axle cap, it is characterized in that: have the pin hole of placing pin on described clutch box body, the clutch body is fastened in the clutch box body by axis and outer shaft, described clutch body is provided with block, have heart-shaped circular groove around block, be provided with Returnning spring in axle cap.

2. automatic curtain machine clutch according to claim 1, it is characterized in that: described pin hole is the second order hole.

3. automatic curtain machine clutch according to claim 1 is characterized in that: described clutch body and outer shaft are by projection and groove clamping.