CN114156116B

CN114156116B - Combined micro-motion toggle switch with multiple operation functions

Info

Publication number: CN114156116B
Application number: CN202111459310.6A
Authority: CN
Inventors: 杨代发; 蒋天诗; 杨镒; 范嗣玉; 杨波; 杨再恒; 李泓东
Original assignee: Guizhou Zhenhua Hualian Electronics Co ltd
Current assignee: Guizhou Zhenhua Hualian Electronics Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2023-07-18
Anticipated expiration: 2041-12-01
Also published as: CN114156116A

Abstract

The invention provides a combined micro-switch with multiple operation functions, which comprises a reversing assembly, and a micro-switch assembly and a spring piece assembly which are arranged in the reversing assembly; the reversing assembly is riveted with the spring plate assembly through rivets; the reversing assembly comprises a shell assembly and a handle assembly, and the shell assembly is riveted with the handle assembly through a shaft pin; the handle assembly comprises a handle and a locating piece assembly connected with the handle through an elastic cylindrical pin; the shell component comprises a metal shell and a shaft sleeve riveted with the metal shell. The invention realizes the characteristics of sensitive action, long service life and various load and sealing modes of the micro switch, simultaneously reserves the human body interaction design of the traditional toggle switch, and can carry out customized design on the operating handle according to different operating and using requirements.

Description

Combined micro-motion toggle switch with multiple operation functions

Technical Field

The invention relates to a combined micro-button switch with multiple operation functions.

Background

The micro switch is mainly applied to various automatic equipment, and indirectly triggers the micro switch to complete circuit switching through equipment rotation, and has the characteristics of sensitive conversion, short circuit switching response time, small switch volume, long service life and the like due to the structural characteristics; the toggle switch is mainly applied to manual operation of a panel, has multiple toggle functions of bilateral self-reset, unilateral self-reset, three-stop, double-stop and the like, directly realizes circuit conversion through manual toggle, and has the characteristics of difficult realization of circuit quick switching, short circuit switching response time, long service life and the like because of the structural limitation of the toggle switch, namely, the traditional toggle switch actuating mechanism is characterized by a lever structure, the conversion characteristic of the traditional toggle switch actuating mechanism needs a movable contact as a lever, and a sliding head slides on the movable contact as a power point, and has the following defects that: the movable contact piece is a metal piece, the sliding head is a plastic piece, the sliding head can be worn out when the service life of the switch is too long, and finally the service life of the switch is not long.

Therefore, in order to realize various toggle functions of the toggle switch and simultaneously have the characteristics of sensitive switch of the micro switch, short circuit switching response time, long service life and the like, the micro switch is combined with the toggle switch, and the multi-group micro toggle switch with the self-resetting function is designed.

Disclosure of Invention

In order to solve the technical problems, the invention provides a combined micro-motion toggle switch with multiple operation functions, which solves the problems of long switching response time, short electric life and single circuit and sealing form of the traditional toggle circuit.

The invention is realized by the following technical scheme.

The invention provides a combined micro-switch with multiple operation functions, which comprises a reversing assembly, a micro-switch assembly and a spring piece assembly, wherein the micro-switch assembly and the spring piece assembly are arranged in the reversing assembly; the reversing assembly is riveted with the spring plate assembly through rivets; the reversing assembly comprises a shell assembly and a handle assembly, and the shell assembly is riveted with the handle assembly through a shaft pin; the handle assembly comprises a handle and a locating piece assembly connected with the handle through an elastic cylindrical pin; the shell component comprises a metal shell and a shaft sleeve riveted with the metal shell; the micro switch assembly comprises at least two micro switches, and the positioning piece assemblies with corresponding specifications are selected to form the multi-combination micro toggle switch with different functions according to the micro switches of different types, the switch circuit forms and the toggle reversing function requirements.

The spring plate assembly comprises a spring plate A and a spring plate B welded with the spring plate A.

A blind hole is formed in the bottom of the handle, and a pressure spring and a steel ball are sequentially arranged in the blind hole.

The locating piece assembly comprises a locating piece and metal partition plates arranged on two sides of the locating piece.

The micro switch is one or more of a non-sealing type micro switch, a dustproof micro switch, a waterproof micro switch and an airtight type micro switch.

And the side wall of the handle is provided with a limiting groove for connecting the locating piece assembly and a locating hole for fixing the elastic cylindrical pin.

The elastic sheet A and the elastic sheet B are special-shaped elastic reeds.

The micro switch and the elastic piece assembly are positioned in the metal shell, the elastic cylindrical pin is connected with the elastic piece A, and the elastic piece B is connected with the micro switch.

The handle is connected with the shaft sleeve through the shaft pin.

The upper end of the locating piece is provided with a special-shaped notch, and the lower end of the locating piece is provided with a plurality of holes.

The invention has the beneficial effects that: the characteristics of sensitive action, long service life, various loads and sealing modes of the micro-switch are realized, meanwhile, the human body interaction design of the traditional toggle switch is reserved, and the customized design of the operating handle can be carried out according to different types of operating and using requirements.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic view of a micro switch according to the present invention;

FIG. 4 is an exploded view of the reversing assembly of the present invention;

FIG. 5 is a schematic view of the spring assembly of the present invention;

FIG. 6 is a schematic structural view of a metal shell of the present invention;

FIG. 7 is a schematic view of a spacer according to the present invention;

FIG. 8 is a second schematic structural view of the spacer of the present invention;

FIG. 9 is a schematic diagram III of a spacer according to the present invention;

FIG. 10 is a schematic diagram of a spacer according to the present invention;

FIG. 11 is a schematic diagram of a spacer according to the present invention;

FIG. 12 is a schematic view of the construction of the housing assembly of the present invention;

FIG. 13 is a schematic view of the handle assembly of the present invention;

FIG. 14 is a schematic view of the structure of the handle of the present invention;

FIG. 15 is a schematic view of the structure of the spacer assembly of the present aspect;

FIG. 16 is a side view of FIG. 15;

in the figure: the device comprises a 1-micro switch assembly, a 2-reversing assembly, a 201-micro switch, a 3-spring assembly, a 301-handle, a 302-pressure spring, a 303-steel ball, a 304-elastic cylindrical pin, a 305-locating piece assembly, a 306-shaft sleeve, a 307-shaft pin, a 308-metal shell, a 401-spring A and a 402-spring B.

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 above.

The combined micro-switch with multiple operation functions as shown in figures 1-16 comprises a reversing assembly 2, and a micro-switch assembly 1 and a spring plate assembly 3 which are arranged in the reversing assembly 2; the elastic piece assembly 3 is connected with the micro switch assembly 1, and the reversing assembly 2 is riveted with the elastic piece assembly 3 through rivets; the reversing assembly 2 comprises a shell assembly and a handle assembly, wherein the shell assembly is riveted with the handle assembly through a shaft pin 307; the handle assembly comprises a handle 301 and a locating piece assembly 305 connected with the handle 301 through an elastic cylindrical pin 304; the housing assembly includes a metal housing 308 and a riveted sleeve 306 with the metal housing 308; the micro-switch assembly 1 comprises at least two micro-switches 201, and a positioning piece assembly 305 with corresponding specification is selected to form a multi-combination micro-toggle switch with different functions according to the micro-switches 201 of different types, the switch circuit forms and the toggle reversing function requirements.

The spring plate assembly 3 comprises a spring plate first 401 and a spring plate second 402 welded with the spring plate first 401.

A blind hole is formed in the bottom of the handle 301, and a compression spring 302 and a steel ball 303 are sequentially arranged in the blind hole.

The positioning piece assembly 305 comprises positioning pieces and metal partition plates arranged on two sides of the positioning pieces, and can be used for selecting positioning piece assembly handle assemblies of different types according to the functional requirements of the switch, so that the requirements of reversing functions such as double-side reset, single-side reset, double-stop and three-stop of the switch can be met.

The micro switch 201 is one or more of a non-sealing type micro switch, a dustproof type micro switch, a waterproof type micro switch and an airtight type micro switch, so as to meet various sealing or non-sealing function requirements, and can be combined into a plurality of same switches or a plurality of different switches.

The side wall of the handle 301 is provided with a limit groove for connecting the locating plate assembly 305 and a locating hole for fixing the elastic cylindrical pin 304.

The elastic sheet A401 and the elastic sheet B402 are special-shaped elastic reeds, and the elastic sheet assembly consists of a single special-shaped elastic reed or two special-shaped elastic reeds.

The micro switch 201 and the elastic piece assembly 3 are located in the metal shell 308, the elastic cylindrical pin 304 is connected with the elastic piece A401, the elastic piece B402 is connected with the micro switch 201, the elastic cylindrical pin 304 in the handle assembly is pressed by external force through the toggle handle 301, the elastic piece A401 is caused to deform, the elastic piece B402 touches a key of the micro switch 201, and switching circuit conversion is achieved.

The handle 301 is connected to the shaft sleeve 306 by a shaft pin 307.

The invention is composed of more than two microswitches, has multiple tool positions and multiple toggle functions, and is fastened and installed with the whole machine panel through the hexagon nut, the positioning washer and the elastic washer.

Examples

The switch is formed by combining three parts of the micro switch assembly, the reversing assembly and the spring plate assembly, as shown in fig. 3, the switch is assembled into the reversing assembly 2 through the mounting fixing hole on the surface of the micro switch 201, and the spring plate assembly 3 and the micro switch 201 are assembled into the reversing assembly 2 together, so that the functional requirement of pressing the keys of the micro switch 201 is realized, namely, the requirements of dustproof, sealing and airtight functions of the switch are realized by selecting micro switches 201 of different types, the investment of sealing parts of the switch is reduced, and the product cost is reduced.

As shown in fig. 4 and fig. 12 to 14, the reversing assembly 2 is composed of a handle 301, a compression spring 302, a steel ball 303, a positioning piece assembly 304, an elastic cylindrical pin 305, a shaft sleeve 306, a shaft pin 307 and a metal shell 308:

step one: riveting and fastening the metal shell 308 and the shaft sleeve 306 for standby;

step two: the compression spring 302 and the steel balls 106 are sequentially arranged in a blind hole at the bottom of the handle 301, then the prepared locating piece assembly 305 is arranged in a limit groove of the handle 301 for limiting, and an elastic cylindrical pin 304 is used for fixing through a locating hole at the end part of the handle 301;

step three: the first and second parts are assembled together, the shaft sleeve 306 is fixed with the handle 301 by using the shaft pin 307, the above steps are the assembly method of the reversing assembly, and the reversing assembly 2 can be assembled by replacing the positioning piece according to the product requirements of different models.

Preferably, all parts of the reversing assembly are designed and manufactured by metal pieces, so that the service life of the switch is greatly prolonged.

As shown in fig. 5, the spring assembly is formed by welding a spring plate a 401 and a spring plate b 402, wherein the spring plate is made by punching a stainless steel spring, and is assembled into the reversing assembly 2 through a mounting fixing hole on the spring plate b 402.

Preferably, the elastic piece component presses the key on the trigger micro-switch, and the elastic piece part is formed by metal processing, so that the device has higher service life strength and environmental adaptability.

As shown in fig. 7-11, the positioning sheet has various structural modes, and the double-pole three-throw three-stop switch can be obtained by using the metal shell 308 and the switch of fig. 10 for switch assembly; the switch assembly using the metal housing 308 and fig. 11 results in a double pole, triple throw, single sided reset switch; the metal shell is used for carrying out switch assembly in fig. 6 and 7, so that a single-pole three-throw double-sided reset switch can be obtained; the single-pole three-throw three-stop switch can be obtained by using the metal shell to carry out switch assembly in the figures 6 and 8; the single-pole three-throw single-side reset switch can be obtained by using the metal shell to carry out switch assembly in fig. 6 and 9.

Preferably, the use function of the traditional toggle switch can be realized through the fixed collocation and assembly of different parts.

The working process of the invention is as follows:

in the free state, the handle 301 is in the neutral position and the switching circuit is normally on; when the handle 301 is pulled to one side of a key groove of the shaft sleeve 306 by external force, the handle 301 moves circularly by taking the shaft pin 307 as a circle center, the steel balls 303 in the blind holes of the handle 301 move on the arc surface of the locating plate assembly 305 under the action of the external force, and when the handle 301 moves circularly, the elastic cylindrical pins 304 arranged in the locating holes at the end parts of the handle 301 move synchronously along with the handle 301. In the movement process, the elastic cylindrical pin 304 presses the elastic sheet A401 on the elastic sheet assembly 3, the pressing force of the elastic sheet A401 applies downward pressure to the elastic sheet B402, the elastic sheet B402 bends and deforms under the action of the pressure, and meanwhile, the conduction key on the micro switch 201 is pressed, so that the switch circuit is conducted.

When the external force applied to the handle 301 is removed, the elastic cylindrical pin 304 is driven by the deformation elastic force of the elastic sheet A401 and the elastic sheet B402 to drive the handle 301 to automatically reset to the middle position, meanwhile, the force applied by the elastic sheet B402 to the key of the micro switch 201 also disappears, the circuit is switched and vice versa, and when the switch handle 301 is pulled on the opposite side of the key slot of the shaft sleeve 306, the other group of circuit conduction is realized.

In summary, the invention integrates two types of micro-motion and toggle switches, breaks the on-off circuit form of the traditional toggle switch, and the sealing form is expanded from the traditional panel sealing and full sealing to the airtight sealing, so that the environmental adaptability and performance index of the switch are also greatly improved.

Claims

1. The utility model provides a combination micro-motion toggle switch with multiple operational function, includes reversing assembly (2) and micro-motion switch subassembly (1) and shell fragment subassembly (3) that set up in reversing assembly (2), its characterized in that: the elastic piece assembly (3) is connected with the micro switch assembly (1), and the reversing assembly (2) is riveted with the elastic piece assembly (3) through rivets; the reversing assembly (2) comprises a shell assembly and a handle assembly, and the shell assembly is riveted with the handle assembly through a shaft pin (307); the handle assembly comprises a handle (301) and a locating piece assembly (305) connected with the handle (301) through an elastic cylindrical pin (304); the housing assembly comprises a metal housing (308) and a riveting shaft sleeve (306) which is riveted with the metal housing (308); the micro-switch assembly (1) comprises at least two micro-switches (201), and a positioning piece assembly (305) with corresponding specification is selected to form multi-group micro-toggle switches with different functions according to different types of micro-switches (201), switch circuit forms and toggle reversing function requirements;

the locating piece assembly (305) comprises a locating piece and metal partition plates arranged on two sides of the locating piece; the micro switch (201) and the elastic piece assembly (3) are positioned in the metal shell (308), the elastic cylindrical pin (304) is connected with the elastic piece A (401), and the elastic piece B (402) is connected with the micro switch (201); the side wall of the handle (301) is provided with a limiting groove for connecting the locating piece assembly (305) and a locating hole for fixing the elastic cylindrical pin (304).

2. The combination toggle switch with multiple operating functions of claim 1, wherein: the spring plate assembly (3) comprises a spring plate first (401) and a spring plate second (402) welded with the spring plate first (401).

3. The combination toggle switch with multiple operating functions of claim 1, wherein: a blind hole is formed in the bottom of the handle (301), and a compression spring (302) and a steel ball (303) are sequentially arranged in the blind hole.

4. The combination toggle switch with multiple operating functions of claim 1, wherein: the micro switch (201) is one or more of a non-sealing type micro switch, a dustproof type micro switch, a waterproof type micro switch and an airtight type micro switch.

5. The combination toggle switch with multiple operating functions of claim 1, wherein: the upper end of the locating piece is provided with a special-shaped notch, and the lower end of the locating piece is provided with a plurality of holes.

6. The combined toggle switch with multiple operating functions of claim 2, wherein: the elastic sheet A (401) and the elastic sheet B (402) are special-shaped elastic reeds.

7. The combination toggle switch with multiple operating functions of claim 1, wherein: the handle (301) is connected with the shaft sleeve (306) through the shaft pin (307).