CN203351474U

CN203351474U - Door-controlled button switch

Info

Publication number: CN203351474U
Application number: CN 201320270015
Authority: CN
Inventors: 吴福喜
Original assignee: Dongguan Kaihua Electronics Co Ltd
Current assignee: Dongguan Kaihua Electronics Co Ltd
Priority date: 2013-05-17
Filing date: 2013-05-17
Publication date: 2013-12-18
Anticipated expiration: 2023-05-17

Abstract

The utility model discloses a door-controlled button switch. The door-controlled button switch comprises a shell, a static contact piece, a moving contact piece and a button element for controlling the moving contact piece and the static contact piece to contact or separate, a rest spring is arranged for the button element, two pressing parts are arranged on the button element, a retreating groove is formed between the two pressing parts, and a first contact part of the static contact is located in the retreating groove. The static contact piece and the moving contact piece are arranged outside the same side face of the button element, and the moving contact piece is located at an outer side of the static contact piece, a first contact part, a first connecting part and a first welding part are formed by integrally bending and connecting a metal plate, a second contact part and a second connecting part of the moving contact are formed by bending and connecting a metal elastic sheet, and a second welding part of the moving contact is also made of a metal plate, thus ensuring strength of the static contact and strength and elasticity of the moving contact, greatly improving reliability and stability of product use, and the door-controlled button switch is simple in structure and reasonable in layout, and is very convenient to assemble.

Description

The gate push-button switch

Technical field

The utility model relates to the push-button switch art, refers in particular to a kind of gate push-button switch.

Background technology

Gate controlled switch is a kind of coupled switch of being controlled by door, and with opening or closing of door, this switch correspondence is switched on or switched off circuit, and it is widely used in the electric loops such as refrigerator, electromagnetism fire door.

Yet there is more deficiency in current gate controlled switch on the market, structure arrange not simply, reasonable not, the use of product is reliable not, service behaviour can not be guaranteed, and owing to there being above defect, to the user, has brought inconvenience.

The utility model content

In view of this, the utility model is for the disappearance of prior art existence, and its main purpose is to provide a kind of gate push-button switch, and it can effectively solve existing gate controlled switch complex structure, the not good problem of reliability and stability.

For achieving the above object, the utility model adopts following technical scheme:

A kind of gate push-button switch, the push button element that includes shell, static contact, movable contact spring and contact or separate with static contact for controlling movable contact spring; This static contact and movable contact spring all are arranged in shell, this static contact includes the first contact site, the first connecting portion and the first weld part connected successively, this movable contact spring includes the second contact site, the second connecting portion and the second weld part connected successively, this first weld part and the second weld part are fixed on shell, and the tail end of this first weld part and the second weld part stretches out shell; This push button element is arranged on shell and exposes shell, for this push button element, is provided with back-moving spring; This static contact and movable contact spring are positioned at outside the same side of push button element, and this movable contact spring is positioned at the outside of static contact, this first contact site, the first connecting portion and the first weld part are formed by connecting by the bending of metallic plate one, be provided with fixed contact on this first contact site, this second contact site and the second connecting portion are formed by connecting by the metal clips bending, be provided with moving contact on this second contact site, this second weld part is also made by metallic plate; Be provided with two pressure sections on this push button element, between this two pressure section, be formed with slot to make way, this first contact site is in this slot to make way; Under reset condition, this two pressure section compresses this second contact site, and this moving contact keeps separating with fixed contact; When push button element, under the state of being pressed, this two pressure sections disengaging compresses the second contact site, and this moving contact and fixed contact keep in touch.

As a kind of preferred version, described shell includes the base and cover body, this lid is fixed on pedestal, enclosed and formed a containing cavity by this lid and pedestal, aforementioned the first contact site, the first connecting portion, the second contact site, the second connecting portion, fixed contact, moving contact and back-moving spring all are arranged in this containing cavity.

As a kind of preferred version, be provided with the first holddown groove and the second holddown groove on described pedestal, this first weld part and the second weld part setting-in respectively are fixed on this first holddown groove and the second holddown groove, and this first weld part and the second weld part be arranged in parallel.

As a kind of preferred version, between described lid and pedestal, by buckle portion and button hole, be fastened and connected fixing.

As a kind of preferred version, the side of described lid, surface and bottom surface are provided with aforementioned button hole, and the side of this pedestal, surface and bottom surface all convex with aforementioned buckle portion accordingly.

As a kind of preferred version, be provided with location notch on described pedestal, this location notch is communicated with containing cavity, on this lid, is provided with spacer, and this spacer is embedded in this location notch.

As a kind of preferred version, be provided with the through hole that is communicated with containing cavity on described pedestal, stretch out pedestal through this through hole from the inside of containing cavity the press section of this push button element.

As a kind of preferred version, described push button element is a hollow cylinder, and this two pressure section protrudes out in the lateral surface of hollow cylinder, and the upper end of this back-moving spring is positioned at this hollow cylinder, have reference column in this hollow cylinder, the upper end of this back-moving spring is set in outside reference column.

As a kind of preferred version, be provided with the 3rd holddown groove in described containing cavity, the front end of this first contact site is embedded in the 3rd holddown groove fixing.

As a kind of preferred version, be provided with two arch portions on described the second contact site, aforementioned moving contact is between this two arch portion, and this two arch portion, respectively over against aforementioned two pressure sections, is provided with the inclined-plane that compresses coordinated with corresponding arch portion on this two pressure section.

The utility model compared with prior art has obvious advantage and beneficial effect, particularly, and as shown from the above technical solution:

By static contact and movable contact spring are arranged at outside the same side of push button element, and this movable contact spring is positioned at the outside of static contact, coordinate the first contact site, the first connecting portion and the first weld part to be formed by connecting by the bending of metallic plate one, this second contact site and the second connecting portion are formed by connecting by the metal clips bending, this second weld part is also made by metallic plate, the intensity of static contact and intensity and the elasticity of movable contact spring have so been guaranteed, the reliability and stability that product is used have greatly been promoted, the utility model is simple in structure, rationally distributed, assembles also very convenient.

For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, the utility model is elaborated.

The accompanying drawing explanation

Fig. 1 is the assembling schematic perspective view of the preferred embodiment of the utility model;

Fig. 2 is the exploded view of the preferred embodiment of the utility model;

Fig. 3 is the partial assembly drawing of the preferred embodiment of the utility model;

Fig. 4 is the sectional view of off-state of the preferred embodiment of the utility model;

Fig. 5 is the sectional view of on-state of the preferred embodiment of the utility model.

The accompanying drawing identifier declaration:

10, shell 11, pedestal

12, lid 101, containing cavity

102, buckle portion 103, button hole

104, location notch 105, spacer

106, the first holddown groove 107, the second holddown groove

108, through hole 109, the 3rd holddown groove

20, static contact 21, the first contact site

22, the first connecting portion 23, the first weld part

24, fixed contact 30, movable contact spring

31, the second contact site 32, the second connecting portion

33, the second weld part 34, moving contact

35, arch portion 40, push button element

41, pressure section 42, reference column

43, press section 401, slot to make way

402, compress inclined-plane 50, back-moving spring.

Embodiment

Please refer to shown in Fig. 1 to Fig. 5 the concrete structure that it has demonstrated the preferred embodiment of the utility model, the push button element 40 that includes shell 10, static contact 20, movable contact spring 30 and contact or separate with static contact 20 for controlling movable contact spring 30.

This shell 10 includes pedestal 11 and lid 12, this lid 12 is fixed on pedestal 11, enclose and form a containing cavity 101 by this lid 12 and pedestal 11, in the present embodiment, between this lid 12 and pedestal 11, by buckle portion 102 and button hole 103, be fastened and connected fixing, specifically say, the side of this lid 12, surface and bottom surface are provided with aforementioned button hole 103, and the side of this pedestal 11, surface and bottom surface all convex with aforementioned buckle portion 102 accordingly; And, being provided with location notch 104 on this pedestal 11, this location notch 104 is communicated with containing cavity 101, on this lid 12, is provided with spacer 105, and this spacer 105 is embedded in location in this location notch 104.

This static contact 20 and movable contact spring 30 all are arranged in shell 10, this static contact 20 includes the first contact site 21 connected successively, the first connecting portion 22 and the first weld part 23, this movable contact spring 30 includes the second contact site 31 connected successively, the second connecting portion 32 and the second weld part 33, this first weld part 23 and the second weld part 33 are fixed on shell 10, the tail end of this first weld part 23 and the second weld part 33 stretches out shell 10, specifically say, in the present embodiment, be provided with the first holddown groove 106 and the second holddown groove 107 on this pedestal 11, this first weld part 23 and the second weld part 33 setting-in respectively are fixed on this first holddown groove 106 and the second holddown groove 107, and this first weld part 23 and the second weld part 33 be arranged in parallel.

This static contact 20 and movable contact spring 30 are positioned at outside the same side of push button element 40, and this movable contact spring 30 is positioned at the outside of static contact 20, this first contact site 21, the first connecting portion 22 and the first weld part 23 are formed by connecting by the bending of metallic plate one, there is intensity preferably, on this first contact site 21, be provided with fixed contact 24; This second contact site 31 and the second connecting portion 32 are formed by connecting by the metal clips bending, there is elasticity preferably, this second connecting portion 32 is connected with the second weld part 33 by rivet, be provided with moving contact 34 on this second contact site 31, this second weld part 33 is also made by metallic plate, has intensity preferably.

This push button element 40 is arranged on shell 10 and exposes shell 10, be provided with back-moving spring 50 for this push button element 40, this back-moving spring 50 and aforementioned the first contact site 21, the first connecting portion 22, the second contact site 31, the second connecting portion 32, fixed contact 24 and moving contact 34 all are arranged in this containing cavity 101; Be provided with two pressure sections 41 on this push button element 40, between this two pressure section 41, be formed with slot to make way 401, this first contact site 21 is arranged in this slot to make way 401; Under reset condition, this two pressure section 41 compresses this second contact site 31, and this moving contact 34 keeps separating with fixed contact 24; When push button element 40, under the state of being pressed, these two pressure sections, 41 disengagings compress the second contact site 31, and this moving contact 34 keeps in touch with fixed contact 24; And, this push button element 40 is a hollow cylinder, and this two pressure section 41 protrudes out in the lateral surface of hollow cylinder, and the upper end of this back-moving spring 50 is positioned at this hollow cylinder, have reference column 42 in this hollow cylinder, the upper end of this back-moving spring 50 is set in outside reference column 42.

And, being provided with the through hole 108 that is communicated with containing cavity 101 on this pedestal 11, stretch out pedestal 11 through this through hole 108 from the inside of containing cavity 101 press section 43 of this push button element 40; Be provided with the 3rd holddown groove 109 in this containing cavity 101, the front end of aforementioned the first contact site 21 is embedded in the 3rd holddown groove 109 fixing.

In addition, be provided with two arch portions 35 on this second contact site 31, aforementioned moving contact 34 is between this two arch portion 35, and this two arch portion 35 is respectively over against aforementioned two pressure sections 41, on this two pressure section 41, be provided with corresponding arch portion 35, coordinate compress inclined-plane 402.

The assembling process that the present embodiment is described in detail in detail is as follows:

During assembling, at first, by the second weld part 33 of the first weld part 23 of static contact 20 and movable contact spring 30, insert respectively in the first holddown groove 106 and the second holddown groove 107 fixing, and making the first contact site 21, the first connecting portion 22, the second contact site 31 and the second connecting portion 32 be positioned at pedestal 11, the tail end of this first weld part 23 and the second weld part 33 stretches out outside pedestal 11; Then, the press section of push button element 40 43 is stretched out outside pedestal 11 through through hole 108, and make the first contact site 21 be placed in slot to make way 401, this pressure section 41 compresses the second contact site 31; Then, the upper end of back-moving spring 50 is inserted to push button element 40 and is placed in outside reference column 42; Then, the lower end that utilizes the bottom of lid 12 to hold back-moving spring 50, and coordinate spiral-locks by buckle portion 102 and button hole 103, make lid 12 be fixedly connected with and get final product with pedestal 11.

During use, under reset condition, as shown in Figure 4, the pressure section 41 of this push button element 40 compresses the second contact site 31, makes fixed contact 24 and moving contact 34 separated from one another, and circuit now is in off-state; When outside gate action is on the press section 43 of push button element 40, as shown in Figure 5, this push button element 40 is inner mobile to containing cavity 101, this back-moving spring 50 is compressed, and make pressure section 41 break away from compressing the second contact site 31, now this second contact site 31 opens and makes moving contact 34 contact with fixed contact 24 under the effect of self elastic force, thus turning circuit.After push button element 40 is released, this back-moving spring 50 recovers deformation and impels outwards mobile resetting of push button element 40, so this pressure section 41 again acts on the second contact site 31 the second contact site 31 is moved laterally, thereby makes moving contact 34 separate and open circuit with fixed contact 24.

Design focal point of the present utility model is: by static contact and movable contact spring are arranged at outside the same side of push button element, and this movable contact spring is positioned at the outside of static contact, coordinate the first contact site, the first connecting portion and the first weld part are formed by connecting by the bending of metallic plate one, this second contact site and the second connecting portion are formed by connecting by the metal clips bending, this second weld part is also made by metallic plate, the intensity of static contact and intensity and the elasticity of movable contact spring have so been guaranteed, the reliability and stability that product is used have greatly been promoted, the utility model is simple in structure, rationally distributed, assemble also very convenient.

The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore any trickle modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.

Claims

1. a gate push-button switch, include shell, static contact, movable contact spring and the push button element for controlling movable contact spring and static contact contact or separating; This static contact and movable contact spring all are arranged in shell, this static contact includes the first contact site, the first connecting portion and the first weld part connected successively, this movable contact spring includes the second contact site, the second connecting portion and the second weld part connected successively, this first weld part and the second weld part are fixed on shell, and the tail end of this first weld part and the second weld part stretches out shell; This push button element is arranged on shell and exposes shell, for this push button element, is provided with back-moving spring; It is characterized in that: this static contact and movable contact spring are positioned at outside the same side of push button element, and this movable contact spring is positioned at the outside of static contact, this first contact site, the first connecting portion and the first weld part are formed by connecting by the bending of metallic plate one, be provided with fixed contact on this first contact site, this second contact site and the second connecting portion are formed by connecting by the metal clips bending, be provided with moving contact on this second contact site, this second weld part is also made by metallic plate; Be provided with two pressure sections on this push button element, between this two pressure section, be formed with slot to make way, this first contact site is in this slot to make way; Under reset condition, this two pressure section compresses this second contact site, and this moving contact keeps separating with fixed contact; When push button element, under the state of being pressed, this two pressure sections disengaging compresses the second contact site, and this moving contact and fixed contact keep in touch.

2. gate push-button switch according to claim 1, it is characterized in that: described shell includes the base and cover body, this lid is fixed on pedestal, enclosed and formed a containing cavity by this lid and pedestal, aforementioned the first contact site, the first connecting portion, the second contact site, the second connecting portion, fixed contact, moving contact and back-moving spring all are arranged in this containing cavity.

3. gate push-button switch according to claim 2, it is characterized in that: be provided with the first holddown groove and the second holddown groove on described pedestal, this first weld part and the second weld part setting-in respectively are fixed on this first holddown groove and the second holddown groove, and this first weld part and the second weld part be arranged in parallel.

4. gate push-button switch according to claim 2, is characterized in that: between described lid and pedestal, by buckle portion and button hole, be fastened and connected fixing.

5. gate push-button switch according to claim 4, it is characterized in that: the side of described lid, surface and bottom surface are provided with aforementioned button hole, and the side of this pedestal, surface and bottom surface all convex with aforementioned buckle portion accordingly.

6. gate push-button switch according to claim 2 is characterized in that: be provided with location notch on described pedestal, this location notch is communicated with containing cavity, on this lid, is provided with spacer, and this spacer is embedded in this location notch.

7. gate push-button switch according to claim 2 is characterized in that: be provided with the through hole that is communicated with containing cavity on described pedestal, stretch out pedestal through this through hole from the inside of containing cavity the press section of this push button element.

8. gate push-button switch according to claim 1, it is characterized in that: described push button element is a hollow cylinder, this two pressure section protrudes out in the lateral surface of hollow cylinder, the upper end of this back-moving spring is positioned at this hollow cylinder, have reference column in this hollow cylinder, the upper end of this back-moving spring is set in outside reference column.

9. gate push-button switch according to claim 2 is characterized in that: be provided with the 3rd holddown groove in described containing cavity, the front end of this first contact site is embedded in the 3rd holddown groove fixing.

10. gate push-button switch according to claim 1, it is characterized in that: on described the second contact site, be provided with two arch portions, aforementioned moving contact is between this two arch portion, this two arch portion, respectively over against aforementioned two pressure sections, is provided with the inclined-plane that compresses coordinated with corresponding arch portion on this two pressure section.