Two-way switch
By designing a dual-channel switch structure, including components such as housing, button, spring, moving contact, stationary contact, and indicator light, the problems of poor safety and insufficient signal output of single-channel switches are solved, realizing the dual functions of high current transmission and status indication.
Patent Information
- Application Number
- CN202520027700.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-07
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-01-07
AI Technical Summary
Existing push-button switches have a single-channel structure, poor safety, cannot transmit large currents, lack signal output, and cannot clearly indicate the conduction state.
A dual-channel switch is designed, comprising a housing within a housing, a button, a spring, a moving contact, a stationary contact, a ramp moving block, a spring, a third stationary contact, a ramp moving block, a spring, a third stationary contact, a ramp moving block, a third stationary contact, a ramp moving block, a second spring, a spring, a third stationary contact, a spring, a third stationary contact, an indicator light, a lamp base spring, and a neutral terminal. This switch enables high-current and signal transmission and is equipped with an indicator light to clearly show the conduction status.
It achieves safe transmission of high current and signal output, and clearly displays the switch status through indicator lights to meet diverse usage needs.
Smart Images
Figure CN223757410U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the switch field, concretely relates to a double -way switch. BACKGROUND
[0002] The commonly used button switch is single -way switch and has no indicating lamp, single -way switch is poor in safety, cannot work under heavy current state, and has no signal output and is inconvenient to control, and the on -off state of the switch cannot be clearly known, therefore, the single -way button switch on the market has too many drawbacks, so a double -way button switch is needed to solve these problems. SUMMARY
[0003] In view of the above defects in the prior art, the utility model provides a double -way switch that can ensure large -current transmission and signal transmission and light indication, and the specific technical scheme is as follows:
[0004] A double -way switch, including the casing and the key, the key is movably installed in the casing, the key upper end is from the casing and projects, still include the first spring, first moving contact, first static contact, second static contact, inclined surface moving block, second spring, spring piece, third static contact installed in the casing, the first spring, first moving contact, first static contact, second static contact are located in the casing one side, when the key is down, first moving contact is driven to move through the first spring, first static contact and second static contact are separated, first moving contact is located above first static contact and second static contact, when first moving contact is down, first static contact, second static contact are contacted, inclined surface moving block, second spring, spring piece, third static contact are located in the other side of the casing, the key is equipped with the inclined surface, the inclined surface is matched with the inclined surface moving block, when the key is down, the inclined surface moving block is driven to move horizontally, the inclined surface moving block drives spring piece to be deformed and be contacted with third static contact.
[0005] As a preferred scheme of the utility model, the key is equipped with upper limit position step and lower limit position step, the upper limit position step is located above and the lower limit position step is located below, the first spring is located between the upper limit position step and the lower limit position step, the upper end of the first spring contacts the upper limit position step and the lower end contacts the first moving contact, and the first moving contact is supported on the lower limit position step.
[0006] As a preferred scheme of the utility model, the upper limit position step is equipped with the first convex column, the first moving contact is equipped with the second convex column, and the upper and lower ends of the spring are respectively sleeved with the first convex column and the second convex column.
[0007] As a preferred scheme of the utility model, the middle section of the spring piece is equipped with an arc bending part.
[0008] As a preferred scheme of the utility model, still include indicating lamp, lamp foot spring and zero line terminal, indicating lamp installs inside button, indicating lamp one lamp foot electric connection first spring, indicating lamp other lamp foot electric connection lamp foot spring, install zero line terminal in the shell, when lamp foot spring and zero line terminal contact when button moves down.
[0009] As a preferred scheme of the utility model, the button is provided with a third protruding column, and the other lamp foot of the indicating lamp penetrates into the third protruding column to clamp the lamp foot spring.
[0010] As a preferred scheme of the utility model, a limiting groove is arranged on the side of the button, and a limiting hook is arranged on the side of the shell, and the limiting hook enters the limiting groove to realize self-locking when the button is pressed down.
[0011] As a preferred scheme of the utility model, the shell comprises an upper shell and a lower shell, and the button extends from the upper shell.
[0012] As a preferred scheme of the utility model, the transmission current of the first moving contact, the first stationary contact and the second stationary contact is 20A, and the power supply is 250VAC; the transmission current of the spring piece and the third stationary contact is 1A, and the power supply is 24VDC.
[0013] Beneficial effects: the utility model discloses a double-way switch structure, which is reasonable in design, and the first spring, the first moving contact, the first stationary contact and the second stationary contact are located on one side of the shell to form a path for large-current transmission, and the inclined surface moving block, the second spring, the spring piece and the third stationary contact are located on the other side of the shell for signal transmission, so that the double-way structure meets various needs of use. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is the overall perspective view of the utility model;
[0015] Figure 2 It is the exploded view of the utility model;
[0016] Figure 3 It is the perspective view of the utility model hidden from the front after the upper shell;
[0017] Figure 4 It is the perspective view of the utility model hidden from the side after the upper shell;
[0018] Figure 5 It is the perspective view of the utility model hidden from the rear after the upper shell;
[0019] Figure 6 It is the perspective view of the button, the first spring and the first moving contact of the utility model;
[0020] Figure 7 It is the schematic view of the limiting groove and the limiting hook of the utility model. DETAILED DESCRIPTION
[0021] The specific embodiments of the present application will be further described in conjunction with the accompanying drawings:
[0022] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated position or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.
[0023] In the description of the present application, it should be noted that unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0024] As shown in Figures 1-5 A double switch, comprising a shell 1 and a button 2, the button 2 is movably installed in the shell 1, the upper end of the button 2 extends out of the shell 1, the double switch further comprises a first spring 3, a first moving contact 4, a first stationary contact 5, a second stationary contact 6, an inclined moving block 7, a second spring 8, a spring piece 9, a third stationary contact 10 installed in the shell 1, the first spring 3, the first moving contact 4, the first stationary contact 5 and the second stationary contact 6 are located on one side of the shell 1, the first spring 3 is vertically installed, the first moving contact 4 is driven to move by the first spring 8 when the button 2 moves down, the first stationary contact 5 and the second stationary contact 6 are separated, the first moving contact 4 is located above the first stationary contact 5 and the second stationary contact 6, the first moving contact 4 is in contact with the first stationary contact 5 and the second stationary contact 6 when it moves down, the inclined moving block 7, the second spring 8, the spring piece 9 and the third stationary contact 10 are located on the other side of the shell 1, the second spring 8 is horizontally installed, the button 2 is provided with an inclined surface 2a, the inclined surface 2a cooperates with the inclined moving block 7, the inclined moving block 7 is driven to move horizontally when the button 2 moves down, the inclined moving block 7 drives the spring piece 9 to deform and contact the third stationary contact 6.
[0025] As shown in Figure 3 and 6As shown, the key 2 is provided with an upper limit step 21 and a lower limit step 22, the upper limit step 21 is located at the upper side and the lower limit step 22 is located at the lower side, the first spring 8 is located between the upper limit step 21 and the lower limit step 22, the upper end of the first spring 8 contacts the upper limit step 21 and the lower end contacts the first movable contact 4, the first movable contact 4 is supported on the lower limit step 22, the upper limit step 21 is provided with a first protruding column, the first movable contact 4 is provided with a second protruding column, the upper and lower ends of the spring 8 are respectively sleeved with the first protruding column and the second protruding column to prevent falling off, when the key 2 moves downward, the lower limit step 22 drives the first movable contact 4 to move downward through the first spring 8.
[0026] As shown in Figure 4 and 5 As shown, the middle section of the elastic sheet 9 is provided with an arc-shaped bending part, which is beneficial to the elastic deformation of the elastic sheet, the first spring 3, the first movable contact 4, the first fixed contact 5, the second fixed contact 6, the second spring 8, the elastic sheet 9 and the third fixed contact 10 are all made of conductive metal materials.
[0027] As shown in Figure 2 and 7 As shown, the double-way switch further comprises an indicating lamp 11, a lamp pin spring 12 and a zero line terminal 13, the indicating lamp 11 is installed inside the key 2, one lamp pin 11a of the indicating lamp 11 is electrically connected with the first spring 8, the other lamp pin 11b of the indicating lamp 11 is electrically connected with the lamp pin spring 12, the key is provided with a third protruding column, the other lamp pin of the indicating lamp is inserted into the third protruding column to clamp the lamp pin spring. The connection mode of all the lamp pins of the indicating lamp with the spring is that the protruding column is provided with an avoiding slot, the spring is sleeved on the protruding column, the lamp pin is inserted into the avoiding slot and the spring, so as to clamp the spring. The zero line terminal 12 is installed in the shell, when the key moves downward, the lamp pin spring contacts the zero line terminal, so that the indicating lamp 11 is turned on and bright, which clearly prompts the user that the switch is in the on state.
[0028] Specifically, a limiting slot 14 is arranged on the side of the key 1, a limiting hook 15 is installed on the side of the shell 1, the limiting slot 14 is provided with an inlet and an outlet, the limiting hook 15 enters the limiting slot 14 to realize self-locking when the key 1 is pressed for the first time, and the limiting hook 15 can be separated from the limiting slot 14 when the key 1 is pressed again. The shell 1 comprises an upper shell 1a and a lower shell 1b, and the key extends from the lower shell 1b. The transmission current of the first movable contact 4, the first fixed contact 5 and the second fixed contact 6 of the double-way switch is 20A, and the power supply is 250VAC. The transmission current of the elastic sheet 9 and the third fixed contact 10 is 1A, and the power supply is 24VDC.
[0029] The above is a further detailed description of the utility model in combination with the specific preferred embodiments, which cannot be regarded as the specific implementation of the utility model being limited to these descriptions. For ordinary skilled persons in the technical field to which the utility model belongs, some simple deductions or replacements can be made without departing from the concept of the utility model, which should be regarded as belonging to the protection range of the utility model.
Claims
1. A two-way switch comprising a housing and a key, the key being movably mounted in the housing with the upper end of the key extending from the housing, characterized in that: Also include the first spring, the first moving contact, the first static contact, the second static contact, the inclined moving block, the second spring, the elastic sheet, the third static contact installed in the shell, the first spring, the first moving contact, the first static contact, the second static contact are located on one side of the shell, the first moving contact is driven to move by the first spring when the button is moved down, the first static contact and the second static contact are separated, the first moving contact is located above the first static contact and the second static contact, the first moving contact is in contact with the first static contact and the second static contact when it is moved down, the inclined moving block, the second spring, the elastic sheet and the third static contact are located on the other side of the shell, the button is provided with an inclined surface, the inclined surface cooperates with the inclined moving block, the inclined moving block is driven to move transversely when the button is moved down, the elastic sheet is deformed and in contact with the third static contact.
2. A two-way switch according to claim 1, characterised in that: The button is provided with an upper limit step and a lower limit step, the upper limit step is located above and the lower limit step is located below, the first spring is located between the upper limit step and the lower limit step, the upper end of the first spring contacts the upper limit step and the lower end contacts the first moving contact, and the first moving contact is supported on the lower limit step.
3. A two-way switch according to claim 2, characterised in that: The upper limit step is provided with a first protruding column, the first moving contact is provided with a second protruding column, and the upper and lower ends of the spring are respectively sleeved with the first and second protruding columns.
4. A two-way switch according to claim 1, characterized in that: The middle section of the elastic sheet is provided with an arc-shaped bending part.
5. A two-way switch according to claim 1, characterized in that: It also includes an indicator light, a lamp spring and a zero line terminal, the indicator light is installed inside the button, one lamp pin of the indicator light is electrically connected with the first spring, the other lamp pin of the indicator light is electrically connected with the lamp spring, the zero line terminal is installed in the shell, and the lamp spring is in contact with the zero line terminal when the button is moved down.
6. A two-way switch according to claim 5, characterised in that: The button is provided with a third protruding column, and the other lamp pin of the indicator light is inserted into the third protruding column to clamp the lamp spring.
7. A two-way switch according to claim 1, characterized in that: The side of the button is provided with a limiting groove, the limiting hook is installed on the side of the shell, and the limiting hook enters the limiting groove to realize self-locking when the button is pressed.
8. A two-way switch according to claim 1, characterized in that: The shell includes an upper shell and a lower shell, and the button extends from the upper shell.
9. A two-way switch according to any one of claims 1-8, characterized in that: The transmission current of the first moving contact, the first static contact and the second static contact is 20A, and the power supply is 250VAC, and the transmission current of the elastic sheet and the third static contact is 1A, and the power supply is 24VDC.