CN218631779U - Novel rotary switch - Google Patents
Novel rotary switch Download PDFInfo
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- CN218631779U CN218631779U CN202223123871.1U CN202223123871U CN218631779U CN 218631779 U CN218631779 U CN 218631779U CN 202223123871 U CN202223123871 U CN 202223123871U CN 218631779 U CN218631779 U CN 218631779U
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- pin
- rotary switch
- shell
- base pin
- novel rotary
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Abstract
The utility model discloses a novel rotary switch, including the open casing in both ends, be equipped with the pivot in the casing, the casing setting is worn out to pivot one end, is equipped with the lug on the outer periphery of the other end, still includes: the end cover is provided with a pin slot; the first pin and the second pin respectively comprise a pin body arranged in the pin groove, one end of the pin body is provided with a clamping part, the side surface of the pin body is provided with a riveting claw which protrudes outwards, and the riveting claw is arranged on one side of the end cover far away from the opening; the elastic sheet is provided with convex teeth; one end of the elastic sheet is fixed with the clamping part of the first pin through a rivet, and the other end of the elastic sheet is provided with a movable contact; the static sheet is fixed on the end part of the second pin and is provided with a static contact; the movable contact and the static contact are abutted along with the abutting of the convex block and the convex tooth, so that the first pin and the second pin are communicated. The utility model discloses, simple structure has solved and has participated in the problem that influences its normal use in the retraction casing, has reduced rotary switch's manufacturing cost, has the electrical reliability who increases.
Description
Technical Field
The utility model relates to the technical field of switches, concretely relates to novel rotary switch.
Background
The rotary switch is a switch which controls the on-off of a main contact by rotating a handle. Common rotary switch on the market, like the rotary switch that chinese utility model patent CN213752487U provided, including box-like casing, the last side of casing and downside all open and the joint has metal shrapnel one and the metal shrapnel two that are the claw type respectively on it, wear to be equipped with rotatable axle core on the casing between metal shrapnel one and the metal shrapnel two, a plurality of evenly distributed's tooth's socket has been seted up to the circumference of axle core, metal shrapnel one and metal shrapnel two be close to axle core one side and all be equipped with towards the protruding and can imbed the protruding tooth one and the protruding tooth two in the tooth's socket of axle core direction, still be equipped with bellied static touch piece on the outer peripheral face of axle core, static touch piece can realize through the rotation of axle core with the contact of metal shrapnel one or the contact of metal shrapnel two.
The metal spring piece of the rotary switch comprises a pin extending out of the shell and a convex tooth arranged in the shell. The base pin is inserted into a base pin groove on the end cover of the shell, the base pin is fixed on the shell through the clamping portion which is arranged on the base pin and is larger than the base pin groove in size and the clamping portion which is clamped with the shell, and the base pin is easily loosened with the base pin groove along with the prolonging of the service time of the rotary switch due to the increase of the connection frequency of the base pin and the socket and influences the service life of the switch.
In addition, participate in with the dogtooth generally adopt different materials, connect through the welded mode, the welding degree of difficulty of dissimilar material is big, with high costs, still easy because of the different performance of material generate heat, crackle scheduling problem easily in the seam crossing, influence the reliability of switch.
In view of the above, there is a need to improve the structure of the rotary switch in the prior art, so as to prolong the service life of the rotary switch, reduce the production cost thereof, and improve the reliability thereof.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that present rotary switch participate in with the casing between not hard up easily, high in production cost, the poor problem of electricity reliability.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts as follows:
a novel rotary switch comprises a shell with two open ends, wherein a rotating shaft is arranged in the shell, one end of the rotating shaft penetrates out of the shell, a convex block is arranged on the outer circumferential surface of the other end of the rotating shaft, and the convex block is arranged in the shell; further comprising:
the end cover is arranged on the opening of the shell, and a pin slot is formed in the end cover;
the base plate comprises a first base pin and a second base pin, wherein the first base pin and the second base pin respectively comprise a base pin body matched with the base pin groove, one end of the base pin body is provided with a clamping part with the width larger than that of the base pin groove, the side surface of the base pin body is provided with a riveting claw, the riveting claw is arranged along the side surface of the base pin body in a protruding mode, the base pin body is arranged in the base pin groove, and the riveting claw is arranged on one side, far away from the opening, of the end cover;
the elastic sheet is provided with convex teeth; one end of the elastic sheet is fixed with the clamping part of the first pin through a rivet, and the other end of the elastic sheet is provided with a movable contact;
the static sheet is arranged in the shell and fixed on the end part of the second pin, and a static contact opposite to the movable contact is arranged on the static sheet;
and the movable contact is abutted against the fixed contact along with the abutting of the convex block and the convex tooth, so that the first pin is communicated with the second pin.
In the above technical scheme, preferably, the second pins and the elastic pieces are two groups, and the lower ends of the two groups of elastic pieces are provided with connecting parts.
In the above technical solution, preferably, the first pin is provided with an elastic piece supporting portion on the clamping portion, the elastic piece is arranged on a side surface of the first pin far away from the second pin, and the elastic piece is abutted against the elastic piece supporting portion.
In the above technical scheme, preferably, the inner side surface of the casing is provided with an indicating convex rib, the end cover is provided with a plug-in mounting seat, the plug-in mounting seat is matched with the opening of the casing, and the plug-in mounting seat is provided with an indicating groove matched with the indicating convex rib.
In the above technical solution, preferably, a reinforcing rib is provided on an end face of the end cover, and the reinforcing rib is provided on an end face where the extending end of the pin body is located.
In the above technical solution, preferably, the housing is provided with heat dissipation holes.
In the above technical solution, preferably, the thickness of the elastic sheet is 0.8mm.
Compared with the prior art, the novel rotary switch provided by the utility model is clamped with the pin slot through the riveting claw on the pin body, so that the pin body is prevented from being loosened with the pin slot bracket and being retracted into the shell along with the prolonging of the service time; the pins and the shell do not need to be bonded, so that the production steps of the rotary switch are reduced, and the production cost of the rotary switch is reduced. The utility model discloses, the shell fragment with participate in the components of a whole that can function independently design to run through the shell fragment through the rivet and participate in and fix, avoid the shell fragment with participate in because of the heating, crackle that the dissimilar material welding produced fracture scheduling problem even, improved the electricity reliability of switch.
Drawings
Fig. 1 is a perspective view of the novel rotary switch of the present invention;
fig. 2 is a schematic view of the structure of the novel rotary switch of the present invention;
fig. 3 is a schematic structural view of the first pin and the spring plate of the present invention;
fig. 4 is a schematic structural view of a second pin and a stator of the present invention;
fig. 5 is a schematic structural diagram of the middle end cap of the present invention.
The correspondence between the names and reference numbers of the components in fig. 1 to 5 is as follows:
a shell 1, a rotating shaft 2, an end cover 3, a first pin 4, a second pin 5, a spring plate 6, a static plate 7,
the indication convex ribs 11, the heat dissipation holes 12,
the projection (21) is provided with a projection,
a plug seat 31, an indication groove 32, a plug pin groove 33, a reinforcing rib 34,
a first pin body 41, a first clamping part 42, a first riveting claw 43, a spring plate supporting part 44,
a second pin body 51, a second clamping part 52, a second rivet claw 53,
the teeth 61, the movable contact 62,
a stationary contact 71.
Detailed Description
The utility model provides a novel rotary switch, simple structure has solved and has participated in the problem that influences its normal use in the retraction casing, has reduced rotary switch's manufacturing cost, has the electrical reliability who increases. The invention is described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1 to 5, the novel rotary switch provided by the present invention comprises a housing 1, a rotating shaft 2, an end cap 3, a first pin 4, a second pin 5, a spring 6 and a stator 7.
The shell 1 is box-shaped, and two ends of the shell 1 are provided with openings. The inner side surface of the shell 1 is provided with an indicating convex edge 11, and the shell 1 is provided with a heat radiation hole 12.
The rotating shaft 2 is arranged in the shell 1, one end of the rotating shaft 2 penetrates through the shell 1, a convex block 21 is arranged on the outer circumferential surface of the other end of the rotating shaft 2, and the convex block 21 is arranged in the shell 1.
The end cap 3 is mounted in an open mouth of the housing 1. The end cover 3 is provided with a plug seat 31, and the plug seat 31 is matched with the opening of the shell 1. The plug seat 31 is provided with an indicating groove 32, and the indicating groove 32 is matched with the indicating convex rib 11. The end cover 3 is provided with a pin slot 33.
The first pin 4 and the second pin 5 are arranged in the pin groove 33 and penetrate through the end cover 3, and a reinforcing rib 34 is further arranged on the end cover 3, and the reinforcing rib 34 is arranged on the end face where the extending ends of the first pin 4 and the second pin 5 are located.
The first pin 4 includes a first pin body 41 and a first clamping portion 42, the first pin body 41 is adapted to the pin slot 33, the first clamping portion 42 is disposed at one end of the first pin body 41, and the width of the first clamping portion 42 is greater than the width of the pin slot 33. A first rivet claw 43 is arranged on the side surface of the other end of the first pin body 41, the first rivet claw 43 is arranged along the side surface of the first pin body 41 in a protruding manner, and the first rivet claw 43 is arranged on the side of the end cover 3 far away from the opening of the end cover. The first engaging portion 42 is provided with a spring supporting portion 44.
The second pin 5 comprises a second pin body 51 and a second clamping portion 52, the second pin body 51 is matched with the pin slot 33, the second clamping portion 52 is arranged at one end of the second pin body 51, and the width of the second clamping portion 52 is larger than that of the pin slot 33. A second rivet 53 is arranged on the side surface of the other end of the second pin body 51, the second rivet 53 protrudes outwards along the side surface of the second pin body 51, and the second rivet 53 is arranged on the side of the end cover 3 far away from the opening of the end cover.
The elastic sheet 6 is arranged in the shell 1, and the elastic sheet 6 is provided with convex teeth 61. One end of the elastic sheet 61 is fixed with the first clamping portion 42 through a rivet, the anchoring ends of the elastic sheet 6 and the first clamping portion 42 are arranged on one side of the first pin 4 far away from the second pin 5, the elastic sheet 6 is abutted against the elastic sheet supporting portion 44, and the elastic sheet 6 is supported through the elastic sheet supporting portion 44. The other end of the spring 6 is provided with a movable contact 62. The thickness of the elastic sheet 6 is 0.8mm, and the elastic sheet has a higher melting point and can be used in a high-power circuit.
The fixed piece 7 is arranged in the shell 1, the fixed piece 7 is fixed on the end part of the second pin 5, the fixed piece 7 is provided with a fixed contact 71, and the fixed contact 71 is arranged opposite to the movable contact 62.
In an embodiment of the present invention, the second pin 5, the elastic piece 6 and the still piece 7 are two sets, and the lower ends of the two sets of elastic pieces 6 are provided with connecting portions for improving the electrical reliability of the elastic pieces 6.
With the novel rotary switch that prior art provided, have following advantage:
(1) The rivet claw on the pin body is clamped with the pin slot, so that the pin body is prevented from being loosened with the pin slot support and being retracted into the shell along with the prolonging of the service time; the pins and the shell do not need to be bonded, so that the production steps of the rotary switch are reduced, and the production cost of the rotary switch is reduced;
(2) The elastic sheet and the pin are designed separately and penetrate through the elastic sheet and the pin through the rivet to be fixed, so that the problems of heating, cracks, even fracture and the like caused by welding of dissimilar materials of the elastic sheet and the pin are avoided, and the electrical reliability of the switch is improved;
(3) The second pin, the elastic sheet and the static sheet are in two groups, and the lower ends of the two groups of elastic sheets are connected through the connecting part, so that the structural stability and the electrical reliability of the elastic sheets and the pins are further improved;
(4) The heat dissipation holes are formed in the shell, so that heat dissipation of electronic elements in the shell is facilitated, and the service life of each electronic element in the switch is prolonged; the inboard instruction bead that sets up of casing, the end cover inserts through the cartridge seat and sets up in the end cover is uncovered in the mouth to through the cooperation with the instruction recess of instructing bead looks adaptation, on the one hand play limiting displacement to the end cover, on the other hand play the indicative function to the installation direction of end cover, avoid the end cover and install the electronic component on the end cover and adorn conversely, influence rotary switch normal use.
The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.
Claims (7)
1. A novel rotary switch comprises a shell with two open ends, wherein a rotating shaft is arranged in the shell, one end of the rotating shaft penetrates out of the shell, and a convex block is arranged on the outer circumferential surface of the other end of the rotating shaft and is arranged in the shell; it is characterized by also comprising:
the end cover is arranged on the opening of the shell, and a pin slot is formed in the end cover;
the base plate comprises a first base pin and a second base pin, wherein the first base pin and the second base pin respectively comprise a base pin body matched with the base pin groove, one end of the base pin body is provided with a clamping part with the width larger than that of the base pin groove, the side surface of the base pin body is provided with a riveting claw, the riveting claw is arranged along the side surface of the base pin body in a protruding mode, the base pin body is arranged in the base pin groove, and the riveting claw is arranged on one side, far away from the opening, of the end cover;
the elastic sheet is provided with convex teeth; one end of the elastic sheet is fixed with the clamping part of the first pin through a rivet, and the other end of the elastic sheet is provided with a movable contact;
the fixed piece is arranged in the shell and fixed on the end part of the second pin, and a fixed contact which is opposite to the movable contact is arranged on the fixed piece;
and the movable contact is abutted against the fixed contact along with the abutting of the convex block and the convex tooth, so that the first pin is communicated with the second pin.
2. The novel rotary switch according to claim 1, wherein the second pin and the spring piece are provided in two sets, and the lower ends of the two sets of spring pieces are provided with connecting parts.
3. The novel rotary switch according to claim 1, wherein a spring support portion is provided on the engaging portion of the first pin, the spring is disposed on a side surface of the first pin away from the second pin, and the spring abuts against the spring support portion.
4. The novel rotary switch according to claim 1, wherein the inner side surface of the housing is provided with an indicating rib, the end cap is provided with a plug-in mounting seat, the plug-in mounting seat is adapted to the opening of the housing, and the plug-in mounting seat is provided with an indicating groove adapted to the indicating rib.
5. The novel rotary switch according to claim 1, wherein a reinforcing rib is provided on an end surface of the end cap, and the reinforcing rib is provided on an end surface on which the protruding end of the pin body is located.
6. The novel rotary switch of claim 1, wherein the housing is provided with heat dissipation holes.
7. The novel rotary switch of claim 1, wherein the thickness of said spring plate is 0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223123871.1U CN218631779U (en) | 2022-11-23 | 2022-11-23 | Novel rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223123871.1U CN218631779U (en) | 2022-11-23 | 2022-11-23 | Novel rotary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218631779U true CN218631779U (en) | 2023-03-14 |
Family
ID=85450177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223123871.1U Active CN218631779U (en) | 2022-11-23 | 2022-11-23 | Novel rotary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218631779U (en) |
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2022
- 2022-11-23 CN CN202223123871.1U patent/CN218631779U/en active Active
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| GR01 | Patent grant |