CN202230947U

CN202230947U - Pressure travel switch

Info

Publication number: CN202230947U
Application number: CN2011204298929U
Authority: CN
Inventors: 陈锦文
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-10-24
Filing date: 2011-10-24
Publication date: 2012-05-23
Anticipated expiration: 2021-10-24

Abstract

The utility model relates to a pressure travel switch, which comprises a fixed contact sheet with a fixed contact, a movable spring with a movable contact, a thin porcelain ring and at least two leads. The thin porcelain ring is fixed between the fixed contact sheet and the movable spring, a first wiring terminal is fixed on one of the two leads and connected onto the fixed contact sheet in pressing mode, and a second wiring terminal is fixed on the other lead and connected onto the movable spring in pressing mode. Compared with the prior art, the first wiring terminal is fixed on one of the two leads and connected onto the fixed contact sheet in pressing mode, and the second wiring terminal is fixed on the other lead and connected onto the movable spring in pressing mode, accordingly the pressure travel switch has the advantages of being easy to install and high in production efficiency and safe reliability and saving in manpower and material resources.

Description

A kind of pressure stroke switch

Technical field

The utility model relates to a kind of switching device of electric pressure cooker, particularly a kind of pressure stroke switch.

Background technology

The pressure stroke switch of using on the existing electric pressure cooker; Comprise the fixed touching plate that has fixed contact, the movable contact spring that has moving contact, porcelain ring and lead, the porcelain ring is fixed between fixed touching plate and the movable contact spring, and above-mentioned lead is fixed together lead and fixed touching plate and movable contact spring through screw they can be conducted electricity; Screw connects and has difficult installation; Consume human and material resources, production efficiency is low, the shortcoming that security reliability is low.

The utility model content

The utility model is intended to solve the above-mentioned defective of prior art, provides a kind of assembling easy, the pressure stroke switch that security reliability is high.

The technical scheme that the utility model adopted is: a kind of pressure stroke switch; Comprise the fixed touching plate that has fixed contact, the movable contact spring that has moving contact, eggshell china ring and at least two leads; The eggshell china ring is fixed between fixed touching plate and the movable contact spring; Wherein be fixed with first binding post on the lead, first binding post is crimped on the fixed touching plate; Be fixed with second binding post on another lead, second binding post is crimped on the movable contact spring.

Said first binding post, second binding post are separately fixed at two leads, one end, and the two lead other ends are fixedly connected a plug.

Said lead is a silica gel glass lead.

Said pressure stroke switch also comprises rivet, insulator, stressed, the first thick porcelain ring, the second thick porcelain ring, mica sheet, pressing plate, rivet and insulator be bottom-up pass successively stressed, the first thick porcelain ring, first binding post, fixed touching plate, eggshell china ring, second binding post, movable contact spring, the second thick porcelain ring, mica sheet and pressing plate and by rivet fixedly crimping be integral.

Said stressed one end is provided with the location hook of a bending.

The said stressed other end fixed a bronze medal post.

Fixing one first porcelain knob between said stressed and the movable contact spring.

Said pressing plate has screw, silk braid, packing ring and second porcelain knob, and screw and silk braid are fixed on pressing plate one side with the packing ring and second porcelain knob.

Said rivet is a hollow.

Compared with prior art, the pressure stroke switch of the utility model is owing to wherein be fixed with first binding post on the lead, and first binding post is crimped on the fixed touching plate; Be fixed with second binding post on another lead, second binding post is crimped on the movable contact spring; Have and install easily, save human and material resources, production efficiency is high, the advantage that security reliability is high.

Description of drawings

Fig. 1 is the front view of a kind of pressure stroke switch of the utility model;

Fig. 2 is the vertical view of a kind of pressure stroke switch of the utility model;

Fig. 3 is the exploded view of a kind of pressure stroke switch of the utility model.

Embodiment

Like Fig. 1, shown in Figure 2: a kind of pressure stroke switch of the utility model; Comprise the fixed touching plate 1 that has fixed contact 11, the movable contact spring 2 that has moving contact 21, eggshell china ring 3 and at least two leads 4; Eggshell china ring 3 is fixed between fixed touching plate 1 and the movable contact spring 2; Wherein being fixed with first binding post, 41, the first binding posts 41 on the lead 4 is crimped on the fixed touching plate 1; Being fixed with second binding post, 42, the second binding posts 42 on another lead 4 is crimped on the movable contact spring 2.

First binding post 41, second binding post 42 are separately fixed at two leads, 4 one ends, and two leads, 4 other ends are fixedly connected a plug 43.Lead 4 is a silica gel glass lead.

The pressure stroke switch also comprises the thick porcelain ring of rivet 51, insulator 52, stressed 53, the first thick porcelain ring 54, second 55, mica sheet 56, pressing plate 57, rivet 51 and insulator 52 be bottom-up pass successively the thick porcelain ring of stressed 53, the first thick porcelain ring 54, first binding post 41, fixed touching plate 1, eggshell china ring 3, second binding post 42, movable contact spring 2, second 55, mica sheet 56 and pressing plate 57 and by rivet 51 fixedly crimping be integral; Thereby rivet 51 with the thick porcelain ring of insulator 52, stressed 53, the first thick porcelain ring 54, first binding post 41, fixed touching plate 1, eggshell china ring 3, second binding post 42, movable contact spring 2, second 55, mica sheet 56 and pressing plate 57 fixedly crimping be integral first binding post 41 be crimped on the fixed touching plate 1, second binding post 42 is crimped on the movable contact spring 2.Rivet 51 is a hollow.

Stressed 53 1 end is provided with the location hook 531 of a bending, and the other end is fixed a bronze medal post 532; Fixing one first porcelain knob 58 between stressed 53 and the movable contact spring 2.Pressing plate 57 has screw 571, silk braid 572, packing ring 573 and second porcelain knob 574, and screw 571 is fixed on pressing plate 57 1 sides with silk braid 572 with the packing ring 574 and second porcelain knob 574.

Claims

1. pressure stroke switch; Comprise the fixed touching plate that has fixed contact, the movable contact spring that has moving contact, eggshell china ring and at least two leads; The eggshell china ring is fixed between fixed touching plate and the movable contact spring; It is characterized in that: wherein be fixed with first binding post on the lead, first binding post is crimped on the fixed touching plate; Be fixed with second binding post on another lead, second binding post is crimped on the movable contact spring.

2. a kind of pressure stroke switch according to claim 1 is characterized in that: said first binding post, second binding post are separately fixed at two leads, one end, and the two lead other ends are fixedly connected a plug.

3. a kind of pressure stroke switch according to claim 2 is characterized in that: said lead is a silica gel glass lead.

4. according to the arbitrary described a kind of pressure stroke switch of claim 1 to 3; It is characterized in that: said pressure stroke switch also comprises rivet, insulator, stressed, the first thick porcelain ring, the second thick porcelain ring, mica sheet, pressing plate, rivet and insulator be bottom-up pass successively stressed, the first thick porcelain ring, first binding post, fixed touching plate, eggshell china ring, second binding post, movable contact spring, the second thick porcelain ring, mica sheet and pressing plate and by rivet fixedly crimping be integral.

5. a kind of pressure stroke switch according to claim 4 is characterized in that: said stressed one end is provided with the location hook of a bending.

6. a kind of pressure stroke switch according to claim 5 is characterized in that: the said stressed other end fixed a bronze medal post.

7. a kind of pressure stroke switch according to claim 4 is characterized in that: fixing one first porcelain knob between said stressed and the movable contact spring.

8. a kind of pressure stroke switch according to claim 4 is characterized in that: said pressing plate has screw, silk braid, packing ring and second porcelain knob, and screw and silk braid are fixed on pressing plate one side with the packing ring and second porcelain knob.

9. a kind of pressure stroke switch according to claim 4, it is characterized in that: said rivet is a hollow.