CN216084685U - Button switch with toggle structure - Google Patents
Button switch with toggle structure Download PDFInfo
- Publication number
- CN216084685U CN216084685U CN202122746011.2U CN202122746011U CN216084685U CN 216084685 U CN216084685 U CN 216084685U CN 202122746011 U CN202122746011 U CN 202122746011U CN 216084685 U CN216084685 U CN 216084685U
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- toggle
- contact piece
- base
- button switch
- swing
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Abstract
The utility model provides a button switch with a toggle structure, which comprises a shell and a press handle sleeved at the upper end of the shell; a sliding rod is movably connected in the pressing handle, and the top end of the sliding rod is connected with the pressing handle through a first pressure spring; a base is arranged in the shell, the upper end of the base is rotatably connected with a swing head, and a swing cover and a stirring block are arranged in the base; one side of the swinging head is in contact with the sliding rod, the other side of the swinging head is connected with the swinging cover, and the swinging cover is connected with the shifting block through a second pressure spring; the bottom both sides of base are equipped with fixed contact subassembly, are equipped with the contact piece between fixed contact subassembly, and the contact piece passes through the movable contact subassembly and dials the piece and be connected. The utility model forces the swing cover and the toggle block to act under the action of toggle principle by improving the traditional switching mechanism, when the swing cover and the toggle block move to a certain position, the toggle block turns over, and when the movable contact piece assembly exceeds a critical point, the switch is reversed, thereby realizing the switching of the circuit.
Description
Technical Field
The present invention relates to a toggle-structured push-button switch.
Background
A push button switch is a switch in which the internal contacts are switched by an urging force in the same line as the push button stroke. It is an important element in control consoles and panel control systems of various instruments, meters and electromechanical equipment; the switch is characterized in that the switch is arranged in a machine and an instrument which are in working, the switch is in an initial free state most of the time, the switch is switched to a second state only under the action of external force, and once the external force is removed, the switch returns to the initial position under the rebound action of the spring.
The traditional button switch actuating mechanism is a cantilever tension spring type structure consisting of a tension spring and two movable contact pieces, wherein the tension spring is easy to break, so that the switch fails. The mechanical life is relatively short, and the market demand is not met. The movable contact piece and the conductive piece form a static contact structure, the membrane resistance cannot be overcome, the contact resistance is large, and the control and the identification of signals in the circuit are influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problems, the present invention provides a toggle-structured push switch.
The utility model is realized by the following technical scheme.
The utility model provides a button switch with toggle structure, which comprises a shell and a press handle sleeved at the upper end of the shell; a sliding rod is movably connected in the pressing handle, and the top end of the sliding rod is connected with the pressing handle through a first pressure spring; a base is arranged in the shell, the upper end of the base is rotatably connected with a swing head, and a swing cover and a stirring block are arranged in the base; one side of the swinging head is in contact with the sliding rod, the other side of the swinging head is connected with the swinging cover, and the swinging cover is connected with the shifting block through a second pressure spring; the bottom both sides of base are equipped with fixed contact subassembly, are equipped with the contact piece between fixed contact subassembly, and the contact piece passes through the movable contact subassembly and dials the piece and be connected.
The pressing handle and the sliding rod can move up and down, and the second pressure spring is an energy storage piece.
The swinging head is connected with the base through a positioning pin.
The both sides of locating pin are equipped with the ka tai, are equipped with the draw-in groove that corresponds the ka tai on the base.
The swing cover is provided with a spherical pit, two ends of the pit are provided with bosses, one side of the swing head is connected with the pit, and one end of the second pressure spring is connected with the bosses.
One side of the poking block is provided with an annular groove, the other side of the poking block is provided with a V-shaped groove, the other end of the second pressure spring is connected with the annular groove, and the movable contact spring assembly is connected with the V-shaped groove.
The contact piece and the fixed contact piece assembly are fixed in a twisting mode, and a V-shaped groove is formed in one end, in contact with the movable contact piece assembly, of the contact piece.
And a limiting groove for limiting and driving the swinging head is arranged in the pressing handle.
The positioning pin and the base are used for axially limiting the swinging head.
The V-shaped grooves of the poking block and the contact piece limit the swing of the movable contact piece assembly.
The utility model has the beneficial effects that: by improving the traditional switching mechanism, under the action of a toggle principle, the swinging cover and the shifting block are forced to act, when the swinging cover and the shifting block move to a certain position, the shifting block turns over, and when the movable contact piece assembly exceeds a critical point, the switch is reversed, so that the switching of a circuit is realized.
Drawings
FIG. 1 is a schematic illustration of the normally-on state of the utility model;
FIG. 2 is a schematic illustration of the press-on condition of the present invention;
in the figure: 1-pressing handle, 2-first pressure spring, 3-sliding rod, 4-positioning pin, 5-swinging head, 6-swinging cover, 7-shifting block, 8-moving contact piece component, 9-base, 10-contact piece, 11-fixed contact piece component, 12-second pressure spring and 13-shell.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
A toggle-structured push-button switch shown in fig. 1 and 2 includes a housing 13 and a push handle 1 fitted over an upper end of the housing 13; a sliding rod 3 is movably connected in the pressing handle 1, and the top end of the sliding rod 3 is connected with the pressing handle 1 through a first pressure spring 2; a base 9 is arranged in the shell 13, the upper end of the base 9 is rotatably connected with a swing head 5, and a swing cover 6 and a stirring block 7 are arranged in the base 9; one side of the swing head 5 is in contact with the sliding rod 3, the other side of the swing head is connected with the swing cover 6, and the swing cover 6 is connected with the shifting block 7 through a second pressure spring 12; and fixed contact piece assemblies 11 are arranged on two sides of the bottom of the base 9, contact pieces 10 are arranged between the fixed contact piece assemblies 11, and the contact pieces 10 are connected with the poking block 7 through the movable contact piece assemblies 8.
The press handle 1 and the slide bar 3 can move up and down.
The swing head 5 is connected with the base 9 through the positioning pin 4.
The both sides of locating pin 4 are equipped with the ka tai, can prevent that the locating pin from controlling the drunkenness at the base, ensure the reliability, are equipped with the draw-in groove that corresponds the ka tai on the base 9.
The swing cover 6 is provided with a spherical pit, two ends of the pit are provided with bosses, one side of the swing head 5 is connected with the pit, and one end of the second pressure spring 12 is connected with the bosses.
One side of the poking block 7 is provided with an annular groove, the other side is provided with a V-shaped groove, the other end of the second pressure spring 12 is connected with the annular groove, and the movable contact spring assembly 8 is connected with the V-shaped groove.
The contact piece 10 and the fixed contact piece assembly 11 are fixed in a twisting mode, looseness can be prevented, contact reliability is guaranteed, and a V-shaped groove is formed in one end, in contact with the movable contact piece assembly 8, of the contact piece 10.
A limiting groove for limiting and driving the swinging head 5 is formed in the press handle 1, so that the reliability can be ensured.
The positioning pin 4 and the base 9 axially limit the swing head 5, and reliability can be ensured.
The V-shaped grooves of the poking block 7 and the contact piece 10 swing and limit the movable contact piece component 8, so that the reliability can be ensured, and the toggle joint is realized.
Preferably, the moving contact piece assembly 8 and the fixed contact piece assembly 11 are conventional assemblies, all of which can be used in the present switch.
Preferably, the swinging head can rotate axially, one end of the movable contact piece assembly 8 is fixed in a V-shaped groove of the contact piece 10, the other end of the movable contact piece assembly is fixed in a V-shaped groove of the shifting block 7, one end of the second pressure spring 12 is fixed on a boss of the swinging cover, and the other end of the second pressure spring is fixed in an annular groove of the shifting block 7.
Further, in order to reduce abrasion, the swing head 5 and the swing cover 6 are in spherical contact.
Further, in order to ensure the contact reliability, the second pressure spring 12 is an energy storage element, so that impact is formed between contact pairs to break the surface oxide film.
Further, in order to ensure reliability, the shell 13 is buckled and riveted in an encircling manner, and then dotting and rotation stopping are carried out.
In conclusion, when the press handle is in the normal position, the 1 pin and the 2 pin are connected; the pressing handle is pressed, the pressure spring is compressed, the pressing handle drives the swinging head to rotate, the swinging cover and the shifting block are forced to act under the action of a toggle principle, when the shifting block moves to a certain position, the shifting block turns over, meanwhile, the movable contact piece assembly slides in the V-shaped groove, when the movable contact piece assembly exceeds a critical point, the switch is reversed, and at the moment, the 1 pin and the 3 pins are connected, so that the circuit conversion is realized. After the pressing force is removed, the process is reversed, the switch is reset, and the circuit returns to the initial state.
Claims (10)
1. The utility model provides a toggle structure's button switch, includes shell (13) and cup joints handle (1) in shell (13) upper end, its characterized in that: a sliding rod (3) is movably connected in the pressing handle (1), and the top end of the sliding rod (3) is connected with the pressing handle (1) through a first pressure spring (2); a base (9) is arranged in the shell (13), the upper end of the base (9) is rotatably connected with a swing head (5), and a swing cover (6) and a poking block (7) are arranged in the base (9); one side of the swing head (5) is in contact with the sliding rod (3), the other side of the swing head is connected with the swing cover (6), and the swing cover (6) is connected with the shifting block (7) through a second pressure spring (12); fixed contact piece assemblies (11) are arranged on two sides of the bottom of the base (9), contact pieces (10) are arranged between the fixed contact piece assemblies (11), and the contact pieces (10) are connected with the poking block (7) through movable contact piece assemblies (8).
2. The toggle-structured push-button switch according to claim 1, wherein: the press handle (1) and the slide rod (3) can move up and down, and the second pressure spring (12) is an energy storage part.
3. The toggle-structured push-button switch according to claim 1, wherein: the swing head (5) is connected with the base (9) through the positioning pin (4).
4. The toggle-structured push-button switch according to claim 3, wherein: the two sides of the positioning pin (4) are provided with clamping tables, and the base (9) is provided with clamping grooves corresponding to the clamping tables.
5. The toggle-structured push-button switch according to claim 1, wherein: the swing cover (6) is provided with a spherical pit, bosses are arranged at two ends of the pit, one side of the swing head (5) is connected with the pit, and one end of the second pressure spring (12) is connected with the bosses.
6. The toggle-structured push-button switch according to claim 1, wherein: an annular groove is formed in one side of the poking block (7), a V-shaped groove is formed in the other side of the poking block, the other end of the second pressure spring (12) is connected with the annular groove, and the movable contact piece assembly (8) is connected with the V-shaped groove.
7. The toggle-structured push-button switch according to claim 1, wherein: the contact piece (10) and the fixed contact piece assembly (11) are fixed in a twisting mode, and a V-shaped groove is formed in one end, in contact with the movable contact piece assembly (8), of the contact piece (10).
8. The toggle-structured push-button switch according to claim 1, wherein: a limiting groove for limiting and driving the swinging head (5) is arranged in the pressing handle (1).
9. The toggle-structured push-button switch according to claim 3, wherein: the positioning pin (4) and the base (9) axially limit the swing head (5).
10. The toggle-structured push-button switch according to claim 1, wherein: the V-shaped grooves of the poking block (7) and the contact piece (10) limit the swing of the movable contact piece component (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122746011.2U CN216084685U (en) | 2021-11-10 | 2021-11-10 | Button switch with toggle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122746011.2U CN216084685U (en) | 2021-11-10 | 2021-11-10 | Button switch with toggle structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216084685U true CN216084685U (en) | 2022-03-18 |
Family
ID=80659198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122746011.2U Active CN216084685U (en) | 2021-11-10 | 2021-11-10 | Button switch with toggle structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216084685U (en) |
-
2021
- 2021-11-10 CN CN202122746011.2U patent/CN216084685U/en active Active
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