Button switch

Abstract

The utility model relates to a button switch, which comprises a shell and a base, the shell is provided with a button assembly, a moving contact assembly and a circuit board, the base is provided with a static contact assembly, the button assembly comprises a button and a button seat, the moving contact assembly comprises a moving contact piece and a moving contact arranged on the moving contact piece, and the static contact assembly is provided with a static contact. The static contact assembly comprises a static contact piece and a static contact arranged on the static contact piece, a support is arranged in the shell in a sliding mode, the moving contact assembly is arranged on the support, the circuit board is located at the end, close to the button assembly, of the support, one end of the conductive spring abuts against the moving contact piece, and the other end of the conductive spring penetrates through the support to be connected with the circuit board. Therefore, the moving contact is contacted with the static contact to supply power to the circuit board. By adopting the above technical scheme, according to the button switch provided by the utility model, the moving contact assembly is connected with the circuit board through the conductive spring, so that the stability between the circuit board and the moving contact assembly is good, and power is better supplied to the circuit board.

Description

TECHNICAL FIELD

[0001] The utility model relates to switch technical field especially is related to a button switch. BACKGROUND

[0002] The button switch is a low-voltage electric appliance that can be manually operated and automatically reset. Buttons are usually used to issue start or stop instructions to control the connection and disconnection of the coil current of electromagnetic starters, contactors, relays and other electric appliances.

[0003] The button switch generally comprises a shell and a base connected with the shell, the shell is provided with a button assembly, a support and a moving contact assembly, the base is provided with a static contact assembly, the button assembly and the moving contact assembly are arranged on the support and synchronously slide with the support to make the moving contact assembly contact the static contact assembly to realize the conduction of the circuit, a reset spring is arranged between the support and the base to drive the support to slide and drive the moving and static contact assemblies to separate, thereby realizing the disconnection of the circuit, and some button switches are provided with a circuit board and an LED lamp arranged on the circuit board in the shell, the circuit board is powered by the contact of the moving and static contact assemblies when the circuit is connected, so that the LED lamp is turned on to indicate that the current state is in the connected state. However, the circuit board in the button switch in the prior art is usually connected with the moving contact assembly through a wire, and then the moving contact assembly moves with the support, which leads to poor stability between the circuit board and the moving contact assembly and easily affects the normal work of the LED lamp. SUMMARY

[0004] The utility model discloses the purpose: in order to overcome the defects of prior art, the utility model provides a button switch, and the moving contact assembly is connected between the circuit board through the conductive spring, so that the stability between the circuit board and the moving contact assembly is good, and the circuit board is better powered.

[0005] The utility model discloses a technical scheme: a button switch, including shell and base, the shell is sleeved in the base outside, and is connected with the base, be equipped with button subassembly, movable contact subassembly and circuit board on the shell, be equipped with LED lamp on the circuit board, be equipped with static contact subassembly on the base, the button subassembly includes button and button seat, movable contact subassembly includes movable contact and the movable contact of being equipped on movable contact, static contact subassembly includes static contact and the static contact of being equipped on static contact, the bracket is slidably arranged in the shell, movable contact subassembly is arranged on the bracket, and the button seat is connected with the bracket, and the bracket is equipped with reset spring between the base for driving the bracket reset, so that movable contact and static contact separate, and the circuit board is located at the one end of the bracket close to button subassembly, be equipped with positioning cavity on the bracket, be equipped with conducting spring and movable contact in the positioning cavity, movable contact both ends protrude outside the positioning cavity, and the movable contact that protrudes the positioning cavity is equipped with movable contact, and one end of conducting spring is arranged on movable contact, and the other end of conducting spring passes through the bracket and is connected with circuit board, so that movable contact and static contact contact and supply power for circuit board.

[0006] Adopt the above technical scheme, movable contact and circuit board are connected through conducting spring, and the pressure of conducting spring makes circuit board and movable contact subassembly can keep stable in the process of relative motion, so as to guarantee that movable contact subassembly and circuit board are circuit conduction, supply power for circuit board, the structure is more stable, and movable contact and static contact contact, and circuit conduction, can supply power for circuit board, and LED lamp is bright, and movable contact and static contact separate, and circuit is disconnected, and circuit board is not powered, and LED lamp is extinguished, and it is more safe.

[0007] The utility model further provides: still be equipped with self -locking assembly in the shell, the self -locking assembly includes two self -locking frame and self -locking hook, the two outer side walls of relative setting of the bracket all are equipped with peach heart lock groove, two self -locking frame fixedly be equipped with on the base, and one end of two self -locking hook is hooked and is equipped on the self -locking frame, and the other end is located in the peach heart lock groove, and when the bracket slides, relative peach heart lock groove slides.

[0008] Adopt the above further setting, and the self -locking hook can cooperate with the shape track in the peach heart lock groove after being pressed down by the button, so that the position of the bracket is limited, and the movable contact point and static contact point always adhere, and the self -locking frame can also play the role of limiting one end of the self -locking hook, only after pressing the button again, the self -locking hook will be out of the groove in the peach heart lock groove, at this time, the whole bracket will be driven back to the position by the reset spring, and the movable contact point and static contact point separate to complete the operation of power -off.

[0009] The further setting of the utility model comprises the following: two positioning cavities are arranged on the support in a symmetrical mode, a dynamic contact and a conductive spring are arranged in the two positioning cavities, a positioning column is arranged on the dynamic contact, the conductive spring is sleeved on the positioning column, a through hole in the shape of a horn is formed in one end of the positioning cavity close to the circuit board, a connecting end is arranged on the conductive spring, and the connecting end is connected with the circuit board through the through hole.

[0010] The further setting makes the support slide more stably, does not deviate, and makes the structure between the circuit board and the dynamic contact more firm, thereby better supplying power to the circuit board.

[0011] The further setting of the utility model comprises the following: two positioning cavities are arranged on the support in a symmetrical mode, a dynamic contact and a conductive spring are arranged in the two positioning cavities, a positioning column is arranged on the dynamic contact, the conductive spring is sleeved on the positioning column, a through hole in the shape of a horn is formed in one end of the positioning cavity close to the circuit board, a connecting end is arranged on the conductive spring, and the connecting end is connected with the circuit board through the through hole.

[0012] The further setting makes the support slide more stably, does not deviate, and makes the structure between the circuit board and the dynamic contact more firm, thereby better supplying power to the circuit board.

[0013] The further setting of the utility model comprises the following: two positioning cavities are arranged on the support in a symmetrical mode, a dynamic contact and a conductive spring are arranged in the two positioning cavities, a positioning column is arranged on the dynamic contact, the conductive spring is sleeved on the positioning column, a through hole in the shape of a horn is formed in one end of the positioning cavity close to the circuit board, a connecting end is arranged on the conductive spring, and the connecting end is connected with the circuit board through the through hole.

[0014] The further setting makes the support slide more stably, does not deviate, and makes the structure between the circuit board and the dynamic contact more firm, thereby better supplying power to the circuit board.

[0015] The further setting of the utility model comprises the following: two positioning cavities are arranged on the support in a symmetrical mode, a dynamic contact and a conductive spring are arranged in the two positioning cavities, a positioning column is arranged on the dynamic contact, the conductive spring is sleeved on the positioning column, a through hole in the shape of a horn is formed in one end of the positioning cavity close to the circuit board, a connecting end is arranged on the conductive spring, and the connecting end is connected with the circuit board through the through hole.

[0016] The further setting makes the support slide more stably, does not deviate, and makes the structure between the circuit board and the dynamic contact more firm, thereby better supplying power to the circuit board.

[0017] The utility model discloses a further setting: the inside wall of base is equipped with two guide plates symmetrically, the support is equipped with the guide slot in the position of corresponding guide plate, and the end of guide plate is located in the guide slot, and the guide plate and the guide slot are opposite and slip fit, the fixed base is equipped with the let -by slot in the position of corresponding guide plate.

[0018] The cooperation of the guide slot and the guide plate can play a guiding role, the support is stable when sliding in the shell, and is not deviated, and the fixed base can be positioned, the structure is stable, and the fixed base is prevented from shaking due to the sliding of the support. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the structure schematic view of the embodiment of the utility model;

[0020] Figure 2 It is the sectional view of the embodiment of the utility model;

[0021] Figure 3 It is the sectional view of the embodiment of the utility model;

[0022] Figure 4 It is the schematic diagram of the movable contact assembly of the embodiment of the utility model installation in the support;

[0023] Figure 5 It is the schematic diagram of the support and the conductive spring of the embodiment of the utility model;

[0024] Figure 6 It is the side view of the support of the embodiment of the utility model;

[0025] Figure 7 It is the schematic diagram of the self -locking assembly of the embodiment of the utility model;

[0026] Figure 8 It is the schematic diagram of the button seat of the embodiment of the utility model;

[0027] Figure 9 It is the schematic diagram of the base of the embodiment of the utility model;

[0028] Figure 10 It is the schematic diagram of the fixed base of the embodiment of the utility model;

[0029] Figure 11 It is the schematic diagram of the base and the fixed base of the embodiment of the utility model;

[0030] Figure 12 It is the schematic diagram of the rubber sleeve of the embodiment of the utility model.

[0031] In the figure, 1, shell; 11, fixed seat; 111, first positioning groove; 112, let go of the slot; 12, rubber sleeve; 2, base; 21, connecting column; 22, second positioning groove; 23, guide plate; 3, button assembly; 31, button; 32, button seat; 321, connecting bayonet; 322, annular slot; 4, moving contact assembly; 41, moving contact; 411, positioning column; 42, moving contact; 5, circuit board; 51, LED lamp; 6, static contact assembly; 61, static contact; 62, static contact; 7, support; 71, connecting block; 72, positioning cavity; 721, through hole; 73, peach heart lock slot; 74, mounting cavity; 75, guide slot; 8, reset spring; 9, conductive spring; 91, connecting end; 10, self-locking assembly; 101, self-locking frame; 1011, positioning piece; 102, self-locking hook. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0033] It should be noted that, in the description of the present application, all directional indications (such as up, down, front, back, etc.) are only used to explain the relative position relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications also change accordingly.

[0034] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implying the number of the indicated technical features. In the description of the present application, the meaning of "several" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0035] In addition, the technical solutions of each embodiment of the present application can be combined with each other, but it must be based on the realization of those skilled in the art, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the present application.

[0036] For example, the self-locking assembly 10 can be combined with the conductive spring 9, and the conductive spring 9 can be combined with the reset spring 8. Figures 1-12As shown, a button switch, including a shell 1 and a base 2, the shell 1 is sleeved outside the base 2 and connected with the base 2, the shell 1 is provided with a moving contact assembly 4 and a circuit board 5, the circuit board 5 is provided with an LED lamp, the base 2 is provided with a static contact assembly 6, the button assembly 3 includes a button 31 and a button seat 32, the moving contact assembly 4 includes a moving contact 41 and a moving contact 42 provided on the moving contact 41, the static contact assembly 6 includes a static contact 61 and a static contact 62 provided on the static contact 61, the static contact 61 can be provided with a pin, the end extends to the outside of the base 2, a bracket 7 is slidably arranged in the shell 1, the moving contact assembly 4 is arranged on the bracket 7, the button seat 32 is connected with the bracket 7, specifically, the button seat 32 is provided with a connecting socket 321, the bracket 7 is provided with a connecting block 71, the connecting block 71 is clamped in the connecting socket 321 to realize the connection of the button seat 32 and the bracket 7, of course, other connection modes can also be used, such as screw connection, etc., the bracket 7 and the base 2 are provided with a reset spring 8 for driving the bracket 7 to reset, so that the moving contact 42 and the static contact 62 are separated, the circuit board 5 is located at one end of the bracket 7 close to the button assembly 3, the bracket 7 is provided with a positioning cavity 72, the positioning cavity 72 is provided with a conductive spring 9 and the moving contact 41, the moving contact 41 extends out of the positioning cavity 72, and the moving contact 41 extending out of the positioning cavity 72 is provided with the moving contact 42, one end of the conductive spring 9 abuts against the moving contact 41, the other end of the conductive spring 9 penetrates through the bracket 7 and is connected with the circuit board 5, so that the moving contact 42 and the static contact 62 are in contact to supply power to the circuit board 5, the moving contact 42 and the circuit board 5 are connected through the conductive spring 9, the pressure of the conductive spring 9 enables the circuit board 5 and the moving contact assembly 4 to remain stable during relative movement, thereby ensuring the circuit conduction of the moving contact assembly 4 and the circuit board 5, supplying power to the circuit board 5, the structure is more stable, the moving contact 42 and the static contact 62 are in contact, the circuit is conducted, the circuit board 5 is powered, the LED lamp is on, the moving contact 42 and the static contact 62 are separated, the circuit is disconnected, the circuit board 5 is not powered, the LED lamp is off, and it is safer.

[0037] The shell 1 is also provided with a self-locking assembly 10, the self-locking assembly 10 comprises two self-locking racks 101 and self-locking hooks 102, the two outer side walls of the support 7 are provided with peach heart locking grooves 73, the two self-locking racks 101 are fixedly arranged on the base 2, the two self-locking hooks 102 are arranged on the self-locking racks 101 at one end and are arranged in the peach heart locking grooves 73 at the other end, and when the support 7 slides, the self-locking hooks 102 slide relative to the peach heart locking grooves 73, the two self-locking racks are symmetrically arranged on the two sides of the support, so that the self-locking structure is more stable, the self-locking hooks can cooperate with the shape track in the peach heart locking grooves 73 after the support 7 is pressed down by the button 31, so that the position of the support 7 is limited, the movable contact and the fixed contact are always in contact, and the self-locking racks 101 can also limit the one end of the self-locking hooks 102, only when the button 31 is pressed again, the self-locking hooks 102 can be separated from the recess in the peach heart locking grooves 73, at this time, the support 7 is driven to reset by the reset spring 8, the movable contact and the fixed contact are separated, and the power-off operation is completed.

[0038] The support 7 is provided with two oppositely arranged positioning cavities 72, the two positioning cavities 72 are provided with a movable contact 41 and a conductive spring 9, the movable contact 41 is provided with a positioning column 411, the conductive spring 9 is sleeved on the positioning column 411, one end of the positioning cavity 72 close to the circuit board 5 is provided with a through hole 721 arranged in a trumpet shape, the conductive spring 9 is provided with a connecting end 91, the connecting end 91 passes through the through hole 721 and is connected with the circuit board 5, when the support 7 slides, the stability is better and there is no deviation, and the structure between the circuit board 5 and the movable contact 42 is more firm, and the circuit board 5 is better powered. The support 7 is provided with a mounting cavity 74 between the two positioning cavities 72, the reset spring 8 is partially arranged in the mounting cavity 74, the base 2 is provided with a connecting column 21 at the position corresponding to the mounting cavity 74, and the reset spring 8 is sleeved on the connecting column 21, so that the reset spring 8 has good stability and better resets the support 7.

[0039] The inside of the shell 1 is provided with a fixed seat 11 which is arranged through up and down, the fixed seat 11 is located at the upper end of the base 2 and is connected with the base 2, the support 7 is slidably arranged inside the fixed seat 11, the self-locking frame 101 is provided with a positioning piece 1011 on both sides, the fixed seat 11 is correspondingly provided with a first positioning groove 111, the base 2 is provided with a second positioning groove 22 which is communicated with the first positioning groove 111, the positioning piece 1011 is inserted into the first positioning groove 111 and the second positioning groove 22, so that the structure of the self-locking frame 101 is firm and is not affected by the support 7, the self-locking effect is good, the inner wall of the fixed seat 11 is provided with a positioning boss, the support 7 is provided with a positioning block, when the support 7 is reset under the reset of the reset spring 8, the positioning block abuts against the positioning boss, which indicates that the reset is in place. The inner wall of the base 2 is symmetrically provided with two guide plates 23, the support 7 is correspondingly provided with a guide groove 75 at the position of the guide plate 23, the end of the guide plate 23 is located in the guide groove 75, the guide plate 23 is slidably matched with the guide groove, the fixed seat 11 is correspondingly provided with a give-way groove 112 at the position of the guide plate 23, the cooperation of the guide groove 75 and the guide plate 23 can play a guiding role, so that the structure of the support 7 is stable and is not deviated when sliding in the shell 1, the fixed seat 11 can also be positioned, so that the structure is stable and is not affected by the sliding of the support 7 to shake.

[0040] The shell 1 is also provided with a rubber sleeve 12, the rubber sleeve 12 is sleeved outside the circuit board 5, the button 31 seat is provided with an annular missing groove 322, one end of the rubber sleeve 12 is located in the annular missing groove 322, the other end is pressed on the fixed seat 11 through the shell 1, the cooperation of the rubber sleeve 12 and the annular missing groove 322 can effectively prevent external water vapor from entering the button 31, the rubber sleeve 12 has good deformation ability and elasticity, so as to play the role of elastic reset of the button 31 seat and good waterproof effect, the rubber sleeve 12 is pressed on the fixed seat 11 through the shell 1, so that the structure of the rubber sleeve 12 is stable, the annular missing groove 322 can also make the installation between the rubber ring and the button 31 seat more firm, increase the durability of the product, and also drive the button 31 to return.

Claims

1. A button switch, comprising a shell (1) and a base (2), the shell (1) being sleeved outside the base (2) and connected with the base (2), the shell (1) being provided with a button assembly (3), a movable contact assembly (4) and a circuit board (5), the circuit board (5) being provided with an LED lamp (51), the base (2) being provided with a stationary contact assembly (6), the button assembly (3) comprising a button (31) and a button seat (32), the movable contact assembly (4) comprising a movable contact piece (41) and a movable contact (42) arranged on the movable contact piece (41), the stationary contact assembly (6) comprising a stationary contact piece (61) and a stationary contact (62) arranged on the stationary contact piece (61), a bracket (7) being slidably arranged in the shell (1), the movable contact assembly (4) being arranged on the bracket (7), the button seat (32) being connected with the bracket (7), a reset spring (8) being arranged between the bracket (7) and the base (2) for driving the bracket (7) to reset so as to separate the movable contact (42) from the stationary contact (62), characterized in that, The circuit board (5) is located at one end of the support (7) close to the button assembly (3), the support (7) is provided with a positioning cavity (72), the positioning cavity (72) is provided with a conductive spring (9) and the moving contact (41), the moving contact (41) extends out of the positioning cavity (72), and the moving contact (41) extending out of the positioning cavity (72) is provided with the moving contact (42), one end of the conductive spring (9) abuts against the moving contact (41), the other end of the conductive spring (9) passes through the support (7) and is connected with the circuit board (5), so that the moving contact (42) is contacted with the static contact (62) to supply power for the circuit board (5), the shell (1) is further provided with a self-locking assembly (10), the self-locking assembly (10) comprises two self-locking frames (101) and self-locking hooks (102), the two outer side walls of the support (7) are provided with peach heart lock grooves (73), the two self-locking frames (101) are fixedly arranged on the base (2), one end of the two self-locking hooks (102) is hooked on the self-locking frame (101), and the other end is located in the peach heart lock groove (73) and slides relative to the peach heart lock groove (73) when the support (7) slides.

2. The push button switch according to claim 1, wherein The support (7) is provided with two opposite positioning cavities (72), the two positioning cavities (72) are provided with a moving contact (41) and a conductive spring (9), the moving contact (41) is provided with a positioning column (411), and the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the positioning column (411); the end of the conductive spring (9) is sleeved on the 3. Push button switch according to claim 1 or 2, characterized in that ​ 4. The pushbutton switch of claim 2, wherein ​ 5. The pushbutton switch of claim 3, wherein ​ 6. The pushbutton switch of claim 3, wherein The inner side wall of the base (2) is symmetrically provided with two guide plates (23), the support (7) is provided with a guide groove (75) corresponding to the position of the guide plate (23), the end of the guide plate (23) is located in the guide groove (75), the guide plate (23) is in sliding fit with the guide groove, and the fixing seat (11) is provided with a giving slot (112) corresponding to the position of the guide plate (23).

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