CN207068724U - A kind of novel self-lock microswitch - Google Patents

Abstract

The utility model discloses a kind of novel self-lock microswitch, including pedestal, the lower end of the pedestal is provided with clubfoot, and pedestal is internally provided with moving contact, and the side of moving contact is provided with static contact, and static contact contacts connection with moving contact；The opposite side upper end of the moving contact is provided with button, and the bottom of button is fixedly connected with moving contact；The upper end of the button is provided with head rotating shaft, and the upper end of head rotating shaft is provided with head dead axle, and the upper end of head dead axle is provided with head seat；The side lower end of the moving contact is provided with support member, and the lower end of support member is provided with back-moving spring.By using the support member of brass material, play a part of undertaking, protect inner member, extend service life, pass through the mating reaction of lever and spring so that easy to operate；Head seat is made of plastic cement material, soft texture, using comfortable；Integrated operation is convenient, uses comfortable, service life length.

Description

A kind of novel self-lock microswitch

Technical field

Switching technique field is the utility model is related to, especially a kind of novel self-lock microswitch.

Background technology

Microswitch in the market is all that the beryllium copper contact that spring can be deformed by centre connects, and beryllium copper contact must Comparatively ideal elasticity must be realized by Ageing Treatment, beryllium copper shell fragment should provide contact for movable contact, also be to disconnect When provide disconnect elastic force；Less problematic during low current, when electric current is larger, caloric value is larger, and spring contact temperature is higher, occurs Ageing Treatment again, make beryllium copper shell fragment generation annealing effect, gradually sorrow subtracts elasticity, it is impossible to be provided as movable contact contact and provide enough Contact, it can not be disconnected for contact and enough disjunction power is provided, so as to cause switch contact bad or disconnect failure, used Life-span is not grown, therefore needs a kind of inching switch.

Utility model content

The purpose of this utility model is to provide a kind of novel self-lock microswitch, has easy to operate, using comfortable, makes It is the advantages of with long lifespan, long-term using contact is insensitive, service life is short in above-mentioned background technology to solve the problems, such as.

To achieve the above object, the utility model provides following technical scheme：A kind of novel self-lock microswitch, including base Seat, the lower end of the pedestal are provided with clubfoot, and one end of clubfoot is fixed on base interior, and the other end of clubfoot is fixed on pedestal Lower end；The pedestal is internally provided with moving contact, and the other end of clubfoot is connected in moving contact；The side of the moving contact is set Static contact is equipped with, static contact contacts connection with moving contact；The opposite side upper end of the moving contact is provided with button, the bottom of button It is fixedly connected with moving contact；The upper end of the button is provided with head rotating shaft, and head rotating shaft is fixedly connected with the top of button；Institute The upper end for stating head rotating shaft is provided with head dead axle, and head rotating shaft is actively socketed on head dead axle lower end inner chamber；Determine on the head The upper end of axle is provided with head seat, and head dead axle is actively socketed on the side of head seat；The side lower end of the moving contact is set There is support member, the both ends of support member are fixedly connected with moving contact and clubfoot respectively；The lower end of the support member is provided with reset bullet Spring, the bottom of back-moving spring are fixedly connected with pedestal, and the top of back-moving spring is fixed with the support member lower end close to clubfoot side Connection.

As further program of the utility model：The support member is a kind of brass material members.

As further program of the utility model：The head seat is a kind of PA66 material members

Compared with prior art, the beneficial effects of the utility model are as follows：

The inching switch makes head dead axle contact to be connected up to the upper surface of pedestal and push pole when pressing head seat When spacing, button pressed downwards drive one end of moving contact to push, and drive clubfoot to move up so as to drive by the effect of support member The other end of moving contact is upturned so that the other end of moving contact contacts connection, switch conduction with static contact；When release following After portion's seat, back-moving spring elastic force effect under, clubfoot is attributed to original position, drives the other end of moving contact to move down, disconnect with The connection of static contact, is switched off；By using the support member of brass material, play a part of undertaking, when passing through high current, Generation heat is more, and the support member of setting can prevent heat transfer to back-moving spring, avoids back-moving spring from annealing and cause elasticity Reduce, extend service life, pass through the mating reaction of lever and spring so that easy to operate；Head seat uses plastic cement material It is made, soft texture, using comfortable；Integrated operation is convenient, uses comfortable, service life length.

Brief description of the drawings

Fig. 1 is of the present utility model main to sectional view；

Fig. 2 is conducting state structural representation of the present utility model；

Fig. 3 is conducting state front view of the present utility model；

Fig. 4 is conducting state side view of the present utility model；

Fig. 5 is conducting state top view of the present utility model.

In figure：1 pedestal, 2 clubfoots, 3 moving contacts, 4 static contacts, 5 buttons, 6 head rotating shafts, 7 head dead axles, 8 head seats, 9 Support member, 10 back-moving springs.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Refer to Fig. 1-2, in the utility model embodiment, a kind of novel self-lock microswitch, including pedestal 1, pedestal 1 Lower end is provided with clubfoot 2, and one end of clubfoot 2 is fixed on inside pedestal 1, and the other end of clubfoot 2 is fixed on the lower end of pedestal 1；Base Seat 1 is internally provided with moving contact 3, and the other end of clubfoot 2 is connected in moving contact 3；The side of moving contact 3 is provided with static contact 4, static contact 4 contacts connection with moving contact 3；The opposite side upper end of moving contact 3 is provided with button 5, the bottom of button 5 and moving contact 3 are fixedly connected；The upper end of button 5 is provided with head rotating shaft 6, and head rotating shaft 6 is fixedly connected with the top of button 5；Head rotating shaft 6 Upper end be provided with head dead axle 7, head rotating shaft 6 is actively socketed on the lower end inner chamber of head dead axle 7；The upper end of head dead axle 7 is set Head seat 8 is equipped with, head seat 8 is a kind of PA66 material members, and head dead axle 7 is actively socketed on the side of head seat 8；Moving contact 3 side lower end is provided with support member 9, and support member 9 is a kind of brass material members, and good insulating effect, toughness is strong, and intensity is high, The both ends of support member 9 are fixedly connected with moving contact 3 and clubfoot 2 respectively；The lower end of support member 9 is provided with back-moving spring 10, resets The bottom of spring 10 is fixedly connected with pedestal 1, and the top of back-moving spring 10 is fixed with the lower end of support member 9 close to the side of clubfoot 2 Connection；After head seat 8 are pressed, head dead axle 7 is socketed in head seat 8, and head rotating shaft 6 is socketed in head dead axle 7, head Rotating shaft 6 drives button 5 to push, and when head dead axle 7 contacts connection with the upper surface of pedestal 1, arrival pushes limit position, button 5 Push and drive one end of moving contact 3 to push, and one end of support member 9 is fixedly connected with the bottom of moving contact 3, in support member 9 End is fixedly connected with back-moving spring 10, and when moving contact 3 pushes, the connection end of support member 9 and back-moving spring 10 is supported power, The connection end of support member 9 and button 5 pushes, and drives clubfoot 2 to move up so as to drive the other end of moving contact 3 to be upturned, So that the other end of moving contact 3 contacts connection, switch conduction, after head portion seat 8 is unclamped, in back-moving spring 10 with static contact 4 Elastic force effect under, the connection end of support member 9 and back-moving spring 10 moves up, promote the connection end of support member 9 and button 5 to Upper movement, clubfoot 2 are attributed to original position, drive the other end of moving contact 3 to move down, and disconnect the connection with static contact, switch off； By using the support member 9 of brass material, play a part of undertaking, when passing through high current, generation heat is more, the support of setting Part 9 can prevent heat transfer from, to back-moving spring 10, avoiding back-moving spring 10 from annealing and cause elastic reduction, extending using the longevity Life, passes through the mating reaction of lever and spring so that easy to operate；Head seat 8 is made of glue material matter, soft texture, is used Comfortably；Integrated operation is convenient, uses comfortable, service life length.

To sum up：The new fine motion self-lock switch makes head dead axle 7 contact company with the upper surface of pedestal 1 when pressing head seat 8 Access when pushing limit position, button 5, which pushes, drives one end of moving contact 3 to push, and the effect for passing through support member 9 drives clubfoot 2 Moving up so as to drive the other end of moving contact 3 to be upturned so that the other end of moving contact 3 contacts connection with static contact 4, Switch conduction；After head portion seat 8 is unclamped, under the elastic force effect of back-moving spring 10, clubfoot 2 is attributed to original position, drives moving contact 3 The other end move down, disconnect with the connection of static contact 4, switch off；By using the support member 9 of brass material, play The effect of undertaking, when passing through high current, generation heat is more, and the support member 9 of setting can prevent heat transfer to back-moving spring 10 On, avoid back-moving spring 10 from annealing and cause elastic reduction, extend service life, by the mating reaction of lever and spring, It is so that easy to operate；Head seat 8 is made of glue material matter, soft texture, using comfortable；Integrated operation is convenient, using comfortable, makes Use long lifespan.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation Involved claim.

Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It is appreciated that other embodiment.

Claims (3)

1. a kind of novel self-lock microswitch, including pedestal (1), it is characterised in that：The lower end of the pedestal (1) is provided with clubfoot (2), one end of clubfoot (2) is fixed on pedestal (1) inside, and the other end of clubfoot (2) is fixed on the lower end of pedestal (1)；The base Seat (1) is internally provided with moving contact (3), and the other end of clubfoot (2) is connected in moving contact (3)；The one of the moving contact (3) Side is provided with static contact (4), and static contact (4) contacts connection with moving contact (3)；The opposite side upper end of the moving contact (3) is set There is button (5), the bottom of button (5) is fixedly connected with moving contact (3)；The upper end of the button (5) is provided with head rotating shaft (6), head rotating shaft (6) is fixedly connected with the top of button (5)；The upper end of the head rotating shaft (6) is provided with head dead axle (7), head rotating shaft (6) is actively socketed on head dead axle (7) lower end inner chamber；The upper end of the head dead axle (7) is provided with head Seat (8), head dead axle (7) are actively socketed on the side of head seat (8)；The side lower end of the moving contact (3) is provided with support Part (9), the both ends of support member (9) are fixedly connected with moving contact (3) and clubfoot (2) respectively；The lower end of the support member (9) is set Have back-moving spring (10), the bottom of back-moving spring (10) is fixedly connected with pedestal (1), the top of back-moving spring (10) with close to curved Support member (9) lower end of pin (2) side is fixedly connected.

A kind of 2. novel self-lock microswitch according to claim 1, it is characterised in that：The support member (9) is one kind Brass material members.

A kind of 3. novel self-lock microswitch according to claim 1, it is characterised in that：The head seat (8) is one kind PA66 material members.