CN212990972U

CN212990972U - Rotary switch

Info

Publication number: CN212990972U
Application number: CN202022018293.XU
Authority: CN
Inventors: 施良辉
Original assignee: Yuyao Keyuan Electrical Appliances Co ltd
Current assignee: Yuyao Keyuan Electrical Appliances Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-16
Anticipated expiration: 2030-09-15

Abstract

The utility model provides a rotary switch, which comprises a main body, a first electric connecting end component and a second electric connecting end component which are respectively arranged at two sides of the main body, and a rotating mechanism for switching on/off the first electric connecting end component and the second electric connecting end component; the main part is internally provided with a limiting rib used for limiting the positions of the first electrical connection end assembly and the second electrical connection end assembly. The utility model discloses a rotary switch adopts the integrative shell fragment that moves of integration and the shell fragment is decided to the integral type and cooperatees for stability in the time of electric connection is safe more and reliable.

Description

Rotary switch

Technical Field

The utility model relates to a rotary switch technical field especially relates to a rotary switch.

Background

Rotary switches are often used in electrical products, particularly in electrical products with a switching requirement for the number of stages, such as: electric fans, lamps, washing machines, and the like. Therefore, the rotary switch usually comprises a plurality of functional segment numbers for switching, and the user can achieve the purpose of switching between the functional segment numbers and switching by being driven by the adjusting knob of the rotary switch.

The common rotary switch has a structure that the elastic sheet and the elastic sheet pin are separated, so that the elastic sheet and the elastic sheet pin are not tightly riveted, and the fire easily jumps under the action of large current, thereby bringing about the fire hazard; and the pin (still) and the pin (spring plate) are fixed by the split pins, so that the split pins are easy to omit in the production process, the shift of the still pin is caused to lose the due function of the switch, and the still pin is difficult to disassemble and inconvenient to maintain.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for an improved rotary switch, which solves the problem of fire hazard caused by the loose riveting between the spring plate and the spring plate pin due to the spring plate and spring plate pin split structure of the common rotary switch, and the fire hazard caused by the fire flashover easily under the action of large current; and the pin (still) and the pin (spring plate) are fixed by the split pins, so that the split pins are easy to omit in the production process, the shift of the still pin is caused to lose the due function of the switch, and the technical problems of difficulty in disassembly and inconvenience in maintenance are solved.

The utility model provides a rotary switch, which comprises a main body, a first electric connecting end component and a second electric connecting end component which are respectively arranged at two sides of the main body, and a rotating mechanism for switching on/off the first electric connecting end component and the second electric connecting end component; the main part is internally provided with a limiting rib used for limiting the positions of the first electrical connection end assembly and the second electrical connection end assembly.

Preferably, the first electrical connection end assembly and the second electrical connection end assembly include a cover body, an integrated movable elastic sheet inserted into the cover body, and an integrated fixed elastic sheet electrically connected with the integrated movable elastic sheet.

Preferably, the integrated movable spring plate is made of an integrally formed copper sheet; the wave-shaped contact piece comprises an external movable spring piece contact piece pin, an internal wave contact piece integrally designed with the external movable spring piece contact piece pin, and a movable spring piece electric contact riveted at the tail end of the internal wave contact piece; wherein, the pin of the external movable shrapnel contact piece is folded.

Preferably, the integrated movable spring plate is made of an integrally formed copper sheet; the wave-shaped contact piece comprises an external movable elastic piece contact piece pin, an internal wave contact piece and a movable elastic piece electric contact piece, wherein the internal wave contact piece and the movable elastic piece electric contact piece are integrally designed with the external movable elastic piece contact piece pin; wherein, the pin of the external movable shrapnel contact piece is folded; the electric contact of the movable elastic sheet adopts a drawing and wrapping rivet-free contact design.

Preferably, the matching part of the pins of the external movable spring plate contact piece and the cover body is designed to be free from split.

Preferably, the integrated fixed spring piece comprises an external fixed piece contact piece pin and an internal fixed piece contact piece integrally designed with the external fixed piece contact piece pin; the inner stator contact piece is provided with a stator electric contact connected with the movable elastic piece electric contact.

Preferably, the stator electric contact is fixed at the tail end of the integrated stator sheet in a riveting mode.

Preferably, the stator plate electrical contact is integrally formed with the integrated stator plate in a pulling and wrapping manner.

The utility model discloses a rotary switch adopts the integrative shell fragment that moves of integration and the shell fragment is decided to the integral type and cooperatees for stability in the time of electric connection is safe more and reliable.

Drawings

Fig. 1 is a schematic side view of a rotary switch according to the present invention;

fig. 2 is a schematic top view of a rotary switch according to the present invention;

fig. 3 is a schematic structural view of the integrated movable spring plate in embodiment 1;

fig. 4 is a schematic structural view of the integrated spring fixing plate in embodiment 1;

fig. 5 is a schematic structural view of the integrated movable spring plate in embodiment 2;

fig. 6 is a schematic structural view of the integrated spring fixing piece in embodiment 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Example 1:

the utility model relates to a rotary switch, which aims at the implementation environment with the current more than 3A;

referring to fig. 1, fig. 2, fig. 3 and fig. 4, the rotary switch of the present invention includes a main body 1, a rotating mechanism 4 disposed in the middle of the main body 1 for turning on/off a first electrical connecting terminal assembly 2 and a second electrical connecting terminal assembly 3; the main part 1 is inside about both sides all be provided with the spacing muscle 10 that is used for restricting first electrical property link subassembly 2 and the position of second electrical property link subassembly 3, set up this spacing muscle 10, the effectual position of first electrical property link subassembly 2 and second electrical property link subassembly 3 in main part 1 of fixed for stability is stronger, and the reliability is higher.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, in the present embodiment, the first electrical connection end assembly 2 and the second electrical connection end assembly 3 include a cover 20, an integral movable elastic piece 21 inserted into the cover 20, and an integral fixed elastic piece 22 electrically connected to the integral movable elastic piece 21; the integrated movable spring plate 21 is made of an integrated copper sheet; the wave-shaped contact piece comprises an external dynamic spring piece contact piece pin 211, an internal wave contact piece 212 integrally designed with the external dynamic spring piece contact piece pin 211, and a dynamic spring piece electric contact 213 riveted at the tail end of the internal wave contact piece 212; the external movable shrapnel contact piece pin 211 is formed by folding, and the folding of the external movable shrapnel contact piece pin 211 meets the national standard, so that the cost is reduced.

Referring to fig. 1, 2, 3 and 4, in this embodiment, the matching portions of the external movable spring piece contact pin 211, the integrated movable spring piece 21 and the cover body 20 are all designed without split, so that the installation is convenient, especially the integrated fixed spring piece 22 and the integrated movable spring piece 21 can be conveniently replaced during maintenance, the process is reduced, the labor cost is saved, and the production efficiency is improved. Easy to be folded and assembled, and the cost is reduced.

Referring to fig. 1, 2, 3 and 4, in the present embodiment, the stator electrical contact 221 is fixed at the end of the integrated stator plate 22 by riveting, and for an implementation environment of high-intensity current, the stator electrical contact 221 is fixed at the end of the integrated stator plate 22 by riveting, so as to improve stability.

Example 2:

the utility model relates to a rotary switch, which aims at the implementation environment with the current below 3A;

referring to fig. 1, 2, 5 and 6, the rotary switch of the present invention includes a main body 1, a rotating mechanism 4 disposed in the middle of the main body 1 for turning on/off a first electrical connecting terminal assembly 2 and a second electrical connecting terminal assembly 3; the main part 1 is inside about both sides all be provided with the spacing muscle 10 that is used for restricting first electrical property link subassembly 2 and the position of second electrical property link subassembly 3, set up this spacing muscle 10, the effectual position of first electrical property link subassembly 2 and second electrical property link subassembly 3 in main part 1 of fixed for stability is stronger, and the reliability is higher.

Referring to fig. 1, 2, 5 and 6, in this embodiment, the matching positions of the external movable spring piece contact pin 211, the integrated movable spring piece 21 and the cover body 20 are all designed without split pins, so that the installation is convenient, especially the integrated fixed spring piece 22 and the integrated movable spring piece 21 can be conveniently replaced during maintenance, the process is reduced, the labor cost is saved, and the production efficiency is improved. Easy to be folded and assembled, and the cost is reduced.

Referring to fig. 1, fig. 2, fig. 5 and fig. 6, in the present embodiment, the integrated movable spring piece 21 is made of an integrated copper sheet; it comprises an external dynamic dome sheet contact pin 211, an internal wave contact sheet 212 and a dynamic dome sheet electrical contact 213, which are integrally designed with the external dynamic dome sheet contact pin 211; the pins 211 of the external movable dome contact piece are folded, and the folding of the pins 211 of the external movable dome contact piece meets the national standard, so that the cost is reduced; the movable spring piece electric contact 213 adopts a pulling-wrapping rivet-free contact design.

Referring to fig. 1, 2, 5 and 6, in the present embodiment, the integrated fixed spring plate 22 includes an external fixed plate contact pin 222, and an internal fixed plate contact 223 integrally designed with the external fixed plate contact pin 222; the internal stator contact 223 is provided with a stator electrical contact 221 connected with the moving spring piece electrical contact 213; the fixed sheet electric contact 221 is integrally formed with the integrated fixed elastic sheet 22 in a bag pulling mode, and the bag pulling is free of riveting, so that the process is reduced, the labor cost is saved, and the production efficiency is improved; the design of pulling the bag without riveting the contact (only the current is less than 250V 3A), and the bag is pulled by one-step forming when the integrated movable elastic sheet 21 and the integrated fixed elastic sheet 22 are punched, so that the process is simplified.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be taken as limiting the present invention, and that suitable modifications and variations of the above embodiments are within the scope of the invention as claimed.

Claims

1. A rotary switch comprises a main body (1), a first electrical connecting end component (2) and a second electrical connecting end component (3) which are respectively arranged at two sides of the main body (1), and a rotating mechanism (4) for turning on/off the first electrical connecting end component (2) and the second electrical connecting end component (3); the method is characterized in that: the main body (1) is internally provided with a limiting rib (10) used for limiting the positions of the first electrical connection end component (2) and the second electrical connection end component (3).

2. The rotary switch according to claim 1, wherein: the first electric connection end assembly (2) and the second electric connection end assembly (3) comprise a cover body (20), an integrated movable elastic sheet (21) inserted into the cover body (20), and an integrated fixed elastic sheet (22) electrically connected with the integrated movable elastic sheet (21).

3. The rotary switch according to claim 2, wherein: the integrated movable spring plate (21) is made of an integrated copper sheet; the wave-shaped contact piece comprises an external movable spring piece contact piece pin (211), an internal wave contact piece (212) integrally designed with the external movable spring piece contact piece pin (211), and a movable spring piece electric contact (213) riveted at the tail end of the internal wave contact piece (212); wherein, the external movable shrapnel contact piece pin (211) is formed by folding.

4. The rotary switch according to claim 2, wherein: the integrated movable spring plate (21) is made of an integrated copper sheet; the contact device comprises an external movable shrapnel contact piece pin (211), an internal wave contact piece (212) and a movable shrapnel electric contact (213), wherein the internal wave contact piece and the external movable shrapnel contact piece pin (211) are integrally designed; wherein, the pin (211) of the external movable shrapnel contact piece is formed by folding; the electric contact (213) of the movable spring plate adopts a drawing and wrapping rivet-free contact design.

5. A rotary switch according to claim 3 or 4, wherein: the matching part of the external movable spring plate contact piece pin (211) and the cover body (20) is designed to be free from split.

6. The rotary switch according to claim 5, wherein: the integrated fixed spring piece (22) comprises an external fixed piece contact piece pin (222) and an internal fixed piece contact piece (223) which is integrally designed with the external fixed piece contact piece pin (222); the inner stator contact piece (223) is provided with a stator electrical contact (221) connected with the moving spring piece electrical contact (213).

7. The rotary switch according to claim 6, wherein: the stator electric contact (221) is fixed at the tail end of the integrated stator spring plate (22) in a riveting mode.

8. The rotary switch according to claim 6, wherein: the fixed sheet electric contact (221) is integrally formed with the integrated fixed spring sheet (22) in a pulling and wrapping mode.