CN220065520U

CN220065520U - Sliding switch

Info

Publication number: CN220065520U
Application number: CN202320759261.6U
Authority: CN
Inventors: 倪益明; 郑海丹; 倪博轩
Original assignee: Wenzhou Maohui Electronic Technology Co ltd
Current assignee: Wenzhou Maohui Electronic Technology Co ltd
Priority date: 2023-04-08
Filing date: 2023-04-08
Publication date: 2023-11-21
Anticipated expiration: 2033-04-08

Abstract

The utility model provides a sliding switch, which belongs to the technical field of switches and comprises a base, a connecting seat and a sliding seat, wherein a sliding channel is arranged at the upper part of the connecting seat, sliding grooves are formed in the two sides of the sliding channel in the same direction, sliding protruding blocks matched with the sliding grooves are arranged on the two sides of the sliding seat, the sliding grooves comprise closed groove bottoms and limiting parts which are propped against the side walls of the sliding seat, and the length of the limiting parts is larger than that of the sliding seat; compared with the traditional connecting seat, the connecting seat provided by the utility model has the advantages that through grooves on two sides of the sliding channel are eliminated, and four limit lugs are changed into two longer limit parts, so that the whole sliding channel and the limit parts can be subjected to core pulling molding at one time, the die is simplified, the difficulty in production and manufacturing is reduced, the control of precision and errors is facilitated, and the stability of the stroke of the sliding switch can be effectively improved.

Description

Sliding switch

Technical Field

The utility model relates to the technical field of switches, in particular to a sliding switch.

Background

The sliding switch is a switch for transversely operating on and off, and is one of the most various switches. The switch is characterized in that a knob handle provided with a movable contact is pushed to slide, so that the movable contact is connected to another group of static contact from one group of static contact to realize circuit switching.

The inventor finds that in the actual production and manufacturing process, the existing sliding switch is as shown in fig. 9, and the sliding switch comprises a base, a connecting seat and a sliding seat, wherein the connecting seat is provided with a sliding channel, two sides of the sliding channel are respectively provided with two limiting convex blocks A towards the center of the sliding channel, two sides of the sliding channel are respectively provided with two through grooves B perpendicular to the sliding channel, the limiting convex blocks A and the bottom of the sliding channel form a sliding limiting groove, the limiting convex blocks A are propped against the side wall of the sliding seat, two sides of the sliding seat are respectively provided with a sliding block matched with the sliding limiting groove, the sliding seat can transversely move in the sliding channel, and the sliding switch with the structure has the following defects: the connecting seat is in the production of moulding plastics the time slide passageway all need loose core with logical groove B, leads to mould structure complicacy, has promoted the manufacturing degree of difficulty, and four spacing lug A are difficult for controlling at the in-process precision of moulding plastics simultaneously, influence the stability of sliding switch stroke easily.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art and provides a sliding switch.

The technical scheme adopted by the utility model is as follows: the utility model provides a slide switch, includes base, connecting seat and sliding seat, connecting seat upper portion is provided with the passageway that slides, the passageway both sides that slide all are provided with the recess that slides in the same direction, the sliding seat both sides all are provided with the lug that slides with the recess looks adaptation that slides, the recess that slides including confined bottom of the groove portion and with the spacing portion of sliding seat lateral wall looks butt, the length of spacing portion is greater than the length of sliding seat.

The sliding seat transversely moves in the sliding channel to enable the first pressing part to press the corresponding pressing block or the second pressing part to press the corresponding pressing block.

The first pressing part and the second pressing part are pressing grooves, and the bottom surfaces of the pressing grooves are connected planes and inclined planes.

The movable contact pieces corresponding to the pressing blocks one by one are arranged in the base in parallel, the movable contact pieces are sequentially provided with a movable contact part, an elastic supporting part, a pressed part and a fixed part, the upper side and the lower side of the movable contact part are respectively provided with a first fixed contact and a second fixed contact, and the movable contact part is electrically connected with the first fixed contact.

The base is embedded with first static contact pieces and second static contact pieces, the number of the first static contact pieces is the same as that of the movable contact pieces, the first static contact pieces comprise first plate parts connected with the fixing parts and second plate parts connected with the elastic supporting parts, and the pressing blocks can press down the pressed parts to enable the movable contact parts to be electrically disconnected with the first static contacts and electrically connected with the second static contacts.

The pressed part comprises an opening arranged on the movable contact piece, an arc-shaped elastic piece is arranged in the opening towards the opening by the side edge of the movable contact part, and the tail end of the arc-shaped elastic piece is abutted against the second plate part.

Limiting protruding blocks are arranged on two sides of the tail end of the arc-shaped elastic sheet, and the second plate body is located between the two limiting protruding blocks.

The second static contact is arranged on the second static contact, the first static contact extends outwards from the base to form a first pin, the second static contact extends outwards from the base to form a second pin, and the vertical portion penetrates through the base to form a third pin.

A pair of parallel side walls of the base in the sliding direction of the sliding seat are respectively provided with a buckle connection structure between the side walls corresponding to the connecting seat, and the other pair of parallel side walls of the base are embedded between the side walls corresponding to the connecting seat.

The bottom surface of the base and the first static contact piece are closely attached to the second static contact piece and used for isolating the inside of the base from the outside.

The beneficial effects of the utility model are as follows: compared with the traditional connecting seat, the connecting seat provided by the utility model has the advantages that through grooves on two sides of the sliding channel are eliminated, and four limit lugs are changed into two longer limit parts, so that the whole sliding channel and the limit parts can be subjected to core pulling molding at one time, the die is simplified, the difficulty in production and manufacturing is reduced, the control of precision and errors is facilitated, and the stability of the stroke of the sliding switch can be effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.

FIG. 1 is a schematic diagram of the present utility model;

FIG. 2 is a schematic diagram of a sliding seat and a connecting seat according to the present utility model;

FIG. 3 is a schematic view of a sliding seat according to the present utility model;

FIG. 4 is a second schematic view of the sliding seat according to the present utility model;

FIG. 5 is a schematic view of a base and components thereof according to the present utility model;

FIG. 6 is a schematic diagram of a first stationary contact, a second stationary contact and a third stationary contact according to the present utility model;

FIG. 7 is a schematic view of an arcuate dome according to the present utility model;

FIG. 8 is a second schematic diagram of the present utility model;

FIG. 9 is a partial schematic view of a prior art product;

FIG. 10 is a schematic diagram of a prior art product;

in the figure, 1-base, 2-connecting seat, 3-sliding seat, 31-first pressing part, 32-second pressing part, 33-pressing groove, 331-plane, 332-inclined plane, 34-operation bump, 4-sliding channel, 5-sliding groove, 51-bottom of groove, 52-limit part, 6-sliding bump, 7-channel, 8-pressing block, 9-movable contact, 91-movable contact part, 92-elastic supporting part, 93-pressed part, 94-fixed part, 95-opening, 96-arc spring piece, 97-limit bump, 10-first static contact, 11-second static contact, 12-first static contact, 121-first plate part, 122-second plate part, 13-second static contact, 14-third static contact, 141-vertical part, 142-horizontal part, 15-first pin, 16-second pin, 17-third pin, 18-connecting structure.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.

It should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name but different entities or different parameters, and it is noted that the "first" and "second" are only used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described one by one.

The terms of direction and position in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer only to the direction or position of the drawing. Accordingly, directional and positional terms are used to illustrate and understand the utility model and are not intended to limit the scope of the utility model.

As shown in fig. 1 to 8, an embodiment of the present utility model is provided: the utility model provides a slide switch, including base 1, connecting seat 2 and sliding seat 3, connecting seat 2 upper portion is provided with sliding channel 4, sliding channel 4 both sides all are provided with the recess that slides 5 in the same direction, sliding seat 3 both sides all are provided with the lug that slides 6 with sliding groove 5 looks adaptation, sliding seat 3 top is provided with operation lug 34, the sliding seat 3 of being convenient for slides, in this embodiment, sliding seat 3 is provided with two respectively towards sliding lug 6 of the lateral wall of recess 5 that slides, sliding lug 6 is located sliding groove 5, realizes the spacing on the vertical direction to the sliding seat, sliding groove 5 is including closed bottom of the groove 51 and with sliding seat 3 lateral wall looks butt spacing portion 52, the length of spacing portion 52 is greater than sliding seat 3's length; compared with the existing product shown in fig. 9, the connecting seat 2 in this embodiment cancels the through grooves on both sides of the sliding channel, and changes four limit protrusions into two longer limit portions 52, so that the whole sliding channel 4 and the limit portions 52 can be formed by once core pulling, thereby simplifying the mold, reducing the difficulty of production and manufacture, facilitating the control of precision and error, and effectively improving the stability of the sliding switch stroke.

The sliding device is characterized in that two channels 7 are arranged at the bottom of the sliding channel 4 in parallel, pressing blocks 8 are arranged in the two channels 7, limiting flanges are arranged at the lower parts of the pressing blocks 8, the pressing blocks 8 are limited between the base 1 and the connecting seat 2, a first pressing part 31 and a second pressing part 32 are respectively arranged at the lower end face of the sliding seat 3 corresponding to the two pressing blocks 8, the first pressing part 31 and the second pressing part 32 are oppositely arranged in parallel, specifically, the first pressing part 31 and the second pressing part 32 are both pressing grooves 33, the bottom faces of the pressing grooves 33 are connected planes 331 and inclined planes 332, as shown in fig. 3 and 4, the bottom faces of the first pressing part 31 are formed by the planes 331 to the inclined planes 332, the bottom faces of the second pressing part 32 are formed by the inclined planes 332 to the planes 331, and the sliding seat 3 transversely moves in the sliding channel 4, so that the corresponding pressing blocks 8 are pressed down by the first pressing part 31 or the corresponding pressing blocks 8 are pressed down by the second pressing part 32.

The base 1 is provided with two movable contact pieces 9 in parallel, wherein the movable contact pieces 9 are provided with two movable contact pieces 9 in one-to-one correspondence with the pressing blocks 8, the movable contact pieces 9 are elastic metal reeds, the movable contact pieces 9 are sequentially provided with a movable contact part 91, an elastic supporting part 92, a pressed part 93 and a fixed part 94, wherein the lower end of the pressing block 8 is provided with an arc surface which can be abutted against the pressed part 93, the upper side and the lower side of the movable contact part 91 are respectively provided with a first fixed contact 10 and a second fixed contact 11, and the fixed contacts are made of materials with excellent electric conductivity, such as copper, silver, tungsten, molybdenum and the like. In a normal state, the movable contact portion 91 is electrically connected to the first stationary contact 10.

The base 1 is embedded with a first static contact 12 and a second static contact 13, namely, the first static contact 12 and the second static contact 13 are used as inserts when the base 1 is injection molded, so that the connection between the static contact and the base 1 is firm and reliable, the number of the first static contact 12 is the same as that of the movable contacts 9, the first static contact 12 comprises a first plate part 121 connected with the fixing part 94 and a second plate part 122 connected with the elastic supporting part 92, the first plate part 121 and the second plate part 122 are formed by bending one end of the corresponding static contact, limit grooves are formed in the first plate part and the second plate part 122, the pressing block 8 can press down the pressed part 93 to enable the movable contact part 91 to be electrically connected with the first static contact 10 and form electrical connection with the second static contact 11, and when the pressed part 93 is not stressed, the movable contact 9 is restored to deform to jack up the pressing block 8, and simultaneously the movable contact part 91 is electrically connected with the first static contact 10 again.

Specifically, the pressed portion 93 includes an opening 95 disposed on the movable contact 9, an arc spring 96 is disposed in the opening 95 towards the side edge of the movable contact 91, the end of the arc spring 96 is abutted against the second plate 122, two limiting protrusions 97 are disposed on two sides of the end of the arc spring 96, the second plate 122 is disposed between the two limiting protrusions 97, and therefore stability of the movable contact 9 in deformation and recovery of deformation of the base 1 can be effectively improved, and the phenomenon that the pressed block 8 cannot be aligned with the pressed portion 93 due to dislocation in the action process is avoided.

The third static contact piece 14 is in an L shape, and comprises a vertical portion 141 inserted in the base 1 and a horizontal portion 142 used for fixing the first static contact 10, the second static contact 11 is arranged on the second static contact piece 13, the first static contact piece 12 extends to the outside of the base 1 to form a first pin 15, the second static contact piece 13 extends to the outside of the base 1 to form a second pin 16, the vertical portion 141 penetrates through the base 1 to form a third pin 17, and the sliding switch is connected with a main board, a control board and the like through the pins.

As shown in fig. 9, only one of the two side walls of the connecting seat and the base in the lateral direction of the sliding seat 3 is provided with a fastening structure C in the prior art, which results in unstable connection between the connecting seat and the base, especially in the lateral movement process of the sliding seat 3, the connecting seat can shake relative to the base. Therefore, in this embodiment, the buckle connection structure 18 is disposed between the parallel side walls of the base 1 in the lateral direction of the sliding seat 3 and the side walls corresponding to the connection seat 2, so as to ensure that the connection seat 2 is stably and reliably connected with the base 1 when the sliding seat 3 moves laterally, and the other parallel side walls of the base 1 are embedded between the side walls corresponding to the connection seat 2, so that the tightness of the connection seat and the base after connection can be improved, and dust is prevented from entering to affect the switch performance.

As shown in fig. 10, in the prior art, the bottom of the base is provided with a notch D, which is easy to cause dust to enter, and flux is needed to be adopted when the sliding switch is welded to the circuit board, and the flux also easily flows in from the notch D, so in this embodiment, the bottom surface of the base 1 is not provided with the notch, and the bottom surface of the base 1 and the first static contact 12 are tightly attached to the second static contact 13, so that the inside and the outside of the base 1 are isolated, and the influence of the dust and flux entering to the switch performance is avoided.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a slide switch, including base (1), connecting seat (2) and sliding seat (3), connecting seat (2) upper portion is provided with slide channel (4), slide channel (4) both sides all syntropy is provided with sliding groove (5), sliding seat (3) both sides all are provided with the lug (6) that slides of sliding groove (5) looks adaptation, a serial communication port, sliding groove (5) including confined bottom of the groove (51) and with sliding seat (3) lateral wall looks butt spacing portion (52), the length of spacing portion (52) is greater than the length of sliding seat (3).

2. The sliding switch according to claim 1, wherein two channels (7) are arranged at the bottom of the sliding channel (4) in parallel, pressing blocks (8) are arranged in the two channels (7), a first pressing part (31) and a second pressing part (32) are respectively arranged on the lower end face of the sliding seat (3) corresponding to the two pressing blocks (8), the first pressing part (31) and the second pressing part (32) are arranged in parallel and reversely, and the sliding seat (3) transversely moves in the sliding channel (4) so that the first pressing part (31) presses the corresponding pressing block (8) or the second pressing part (32) presses the corresponding pressing block (8).

3. A sliding switch according to claim 2, wherein the first pressing portion (31) and the second pressing portion (32) are pressing grooves (33), and the bottom surfaces of the pressing grooves (33) are connected planes (331) and inclined planes (332).

4. The sliding switch according to claim 1, wherein moving contact pieces (9) corresponding to the pressing blocks (8) one by one are arranged in parallel in the base (1), a moving contact portion (91), an elastic supporting portion (92), a pressed portion (93) and a fixing portion (94) are sequentially arranged on the moving contact pieces (9), a first fixed contact (10) and a second fixed contact (11) are respectively arranged on the upper side and the lower side of the moving contact portion (91), and the moving contact portion (91) is electrically connected with the first fixed contact (10).

5. A sliding switch according to claim 4, characterized in that the base (1) is embedded with a first static contact (12) and a second static contact (13), the number of the first static contact (12) is the same as the number of the movable contact (9), the first static contact (12) comprises a first plate part (121) connected with the fixing part (94) and a second plate part (122) connected with the elastic supporting part (92), and the pressing block (8) can press down the pressed part (93) so that the movable contact part (91) is electrically disconnected with the first static contact (10) and electrically connected with the second static contact (11).

6. The sliding switch according to claim 5, wherein the pressed portion (93) includes an opening (95) disposed on the movable contact piece (9), an arc spring piece (96) is disposed in the opening (95) towards the side edge of the movable contact portion (91), and the end of the arc spring piece (96) abuts against the second plate portion (122).

7. A sliding switch according to claim 6, wherein the two sides of the end of the arc-shaped spring plate (96) are provided with limit protrusions (97), and the second plate portion (122) is located between the two limit protrusions (97).

8. The sliding switch according to claim 5, further comprising an L-shaped third static contact (14) comprising a vertical portion (141) inserted into the base (1) and a horizontal portion (142) for fixing the first static contact (10), wherein the second static contact (11) is disposed on the second static contact (13), the first static contact (12) extends to the outside of the base (1) and has a first pin (15), the second static contact (13) extends to the outside of the base (1) and has a second pin (16), and the vertical portion (141) extends through the base (1) and has a third pin (17).

9. A sliding switch according to claim 1, wherein a snap connection structure (18) is provided between a pair of parallel side walls of the base (1) in the lateral direction of the sliding seat (3) and the side walls corresponding to the connecting seat (2), and the other pair of parallel side walls of the base (1) are embedded between the side walls corresponding to the connecting seat (2).

10. A sliding switch according to claim 1, characterized in that the bottom surface of the base (1) and the first stationary contact (12) are in close contact with the second stationary contact (13) for isolating the interior of the base (1) from the exterior.