CN217114166U

CN217114166U - LAS1-B type button switch

Info

Publication number: CN217114166U
Application number: CN202221086859.5U
Authority: CN
Inventors: 陈洪; 周珩; 翁曦明; 余贤培
Original assignee: Onpow Push Button Manufacture Co ltd
Current assignee: Onpow Push Button Manufacture Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-08-02
Anticipated expiration: 2032-05-05

Abstract

The utility model provides a LAS1-B type button switch belongs to power equipment switch technical field. The protective cover comprises a protective cover body, a mounting seat, an outer conducting strip, an inner conducting strip, a quick-acting unit, the quick-acting unit comprises a button, an inclined spring, a vertical spring and a conductive pressing frame, the conductive pressing frame is sleeved on the button, one end of the inclined spring is sleeved on the button, the other end of the inclined spring is sleeved on the conductive pressing frame, one end of the vertical spring is fixed at the bottom of the button, the other end of the vertical spring is abutted into the mounting seat, the outer conducting strip and the inner conducting strip are connected in the mounting seat, the outer conducting strip and the inner conducting strip are fixedly provided with an outer static contact block and an inner static contact block, the two ends of the conductive pressing frame are fixedly provided with movable contact blocks, and the movable contact blocks are positioned between the outer static contact block and the inner static contact block. The utility model discloses more former structure is more stable, simple structure, and it is more convenient to install.

Description

LAS1-B type button switch

Technical Field

The utility model belongs to the technical field of the power equipment switch, a LAS1-B type button switch is related to.

Background

The LAS1-B type button is one kind of main command control electric appliance, and when the appliance is in dangerous state, the power supply is cut off via the emergency stop switch to stop the operation of the appliance and protect the person and equipment. The emergency stop switch is usually a manually controlled push switch, is connected in series with a control circuit of the equipment, and is used for directly disconnecting a power supply of the control circuit in an emergency so as to quickly stop the equipment and avoid abnormal work.

Snap action structure inside the traditional LAS1-B type button: external mechanical force acts on the action reed through a transmission element (a button, a lever, a push rod, a roller and the like), and when the action reed is displaced to a critical point, instantaneous action is generated, so that the movable contact and the fixed contact are quickly connected or disconnected. After the effort on the transmission element was removed, the action reed produced reverse effort, reached reed critical action point after the reverse stroke of transmission element, instantaneously accomplished reverse action, but original structure installation is troublesome, and the accessory is too much, and is unstable, and goes out the problem easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a simple structure, it is convenient to install, LAS1-B type button switch that stability is high.

The purpose of the utility model can be realized by the following technical proposal: a LAS1-B type button switch is characterized by comprising a protective cover, a mounting seat, an outer conducting strip, an inner conducting strip and a quick-acting unit, wherein the outer circumference of the mounting seat is provided with a clamping hook, the protective cover is provided with a clamping groove corresponding to the clamping hook, the mounting seat is clamped in the protective cover, the protective cover is provided with a through sliding hole, the mounting seat is provided with a corresponding cylindrical sliding groove, the quick-acting unit comprises a button, an inclined spring, a vertical spring and a conductive pressure frame, the button is connected in the sliding hole in a sliding way, the conductive pressure frame is sleeved on the button and positioned in the protective cover, the lower end of the button is provided with a convex base, the two sides of the button are provided with side limiting columns, the inner sides of the two ends of the conductive pressure frame are provided with convex strips, one end of the inclined spring is sleeved on the side limiting columns, the other end of the inclined spring is sleeved on the convex strips, one end of the vertical spring is fixed on the base, the other end of the vertical spring is abutted against the bottom of the cylindrical sliding groove, the side limiting column is higher than the raised line, the inclined spring can drive the conductive pressure frame to move downwards when compressed, a first power-on hole and a second power-on hole are formed in the mounting seat, the outer conductive sheet is clamped in the first power-on hole, the inner conductive sheet is clamped in the second power-on hole, an outer static contact block is fixed to the upper end of the outer conductive sheet, an inner static contact block is fixed to the upper end of the inner conductive sheet, the outer static contact block is located right above the inner static contact block, movable contact blocks are fixed to two ends of the conductive pressure frame, and the movable contact blocks are located between the outer static contact block and the inner static contact block.

The utility model discloses LAS1-B type button switch is provided with spring one, the push button replaces the ejector pad in the traditional structure, U type reed, support, briquetting, movable contact spring for the integrated device is simple more and easy installation, and more traditional LAS1-B type button has better stability.

Furthermore, the sliding hole is square, and staggered square holes are formed in the two sides of the sliding hole.

Furthermore, a first limiting block corresponding to the square hole and a second limiting block corresponding to the limiting button are arranged on two sides of the button, and the top of the second limiting block abuts against the inner side of the top of the protective cover.

The first limiting block can ensure that the button moves up and down along a straight line, and the second limiting block can prevent the button from moving out of the protective cover.

Furthermore, the outer conducting strip is provided with a third limiting block, the inner conducting strip is provided with a fourth limiting block, and the bottoms of the third limiting block and the fourth limiting block are abutted against the top of the mounting seat.

Furthermore, the base is provided with a bottom limiting column, and the upper end of the vertical spring is sleeved on the bottom limiting column. The bottom limiting column can limit the position of the vertical spring, and the vertical spring is prevented from offsetting in the process of generating elastic potential energy.

Furthermore, the outer conducting strips, the inner conducting strips are L-shaped, the number of the outer conducting strips is two, the number of the first electrifying holes and the number of the second electrifying holes are two, the first electrifying holes are located on the inner sides of the second electrifying holes, and the two inner conducting strips are located between the two outer conducting strips.

Compared with the prior art, the utility model has the advantages that:

the LAS1-B type button switch of the utility model has simple structure, convenient installation, high stability, more firm structure due to the connection between the protective cover and the installation seat by the clamping hook,

drawings

Fig. 1 is a sectional view of a LAS1-B type push button switch of the present invention.

Fig. 2 is a schematic structural diagram of the LAS1-B type push button switch of the present invention.

Fig. 3 is a schematic structural diagram of a button of the LAS1-B type button switch of the present invention.

Fig. 4 is a top view of the LAS1-B type push button switch of the present invention.

In the figure, 1, a protective cover; 2. a mounting seat; 3. an outer conductive sheet; 4. an inner conductive sheet; 5. a hook; 6. a card slot; 7. a slide hole; 8. a cylindrical chute; 9. a button; 10. a canted spring; 11. a vertical spring; 12. conducting pressing frames; 13. a base; 14. a side limiting post; 15. a convex strip; 16. a first electrifying hole; 17. a second electrifying hole; 18. an outer stationary contact block; 19. an inner stationary contact block; 20. a movable contact block; 21. a square hole; 22. a first limiting block; 23. a second limiting block; 24. a third limiting block; 25. a limiting block IV; 26. a bottom limiting column.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2 and 3, the LAS1-B type button switch comprises a protective cover (1), a mounting seat (2), an outer conductive sheet (3), an inner conductive sheet (4) and a quick-acting unit, wherein a clamping hook (5) is arranged on the outer circumference of the mounting seat (2), a clamping groove (6) corresponding to the clamping hook (5) is formed in the protective cover (1), the mounting seat (2) is clamped in the protective cover (1), a through sliding hole (7) is formed in the protective cover (1), a corresponding cylindrical sliding groove (8) is formed in the mounting seat (2), the quick-acting unit comprises a button (9), an inclined spring (10), a vertical spring (11) and a conductive pressure frame (12), the button (9) is connected in the sliding hole (7) in a sliding manner, the conductive pressure frame (12) is arranged on the button (9) and positioned in the protective cover (1), and a convex base (13) is arranged at the lower end of the button (9), the button (9) is provided with side limiting columns (14) on two sides, convex strips (15) are arranged on the inner sides of two ends of the conductive pressure frame (12), one end of the inclined spring (10) is sleeved on the side limiting columns (14), the other end of the inclined spring is sleeved on the convex strips (15), one end of the vertical spring (11) is fixed on the base (13), the other end of the vertical spring abuts against the bottom of the cylindrical sliding groove (8), the side limiting columns (14) are higher than the convex strips (15), the inclined spring (10) can drive the conductive pressure frame (12) to move downwards when compressed, a first conduction hole (16) and a second conduction hole (17) are formed in the mounting seat (2), the outer conductive plate (3) is clamped in the first conduction hole (16), the inner conductive plate (4) is clamped in the second conduction hole (17), an outer static contact block (18) is fixed at the upper end of the outer conductive plate (3), an inner static contact block (19) is fixed at the upper end of the inner static contact block (4), and the outer static contact block (18) is positioned right above the inner static contact block (19), and movable contact blocks (20) are fixed at two ends of the conductive pressure frame (12), and the movable contact blocks (20) are positioned between the outer static contact block (18) and the inner static contact block (19).

As shown in fig. 1 and 4, the slide hole (7) is square, staggered square holes (21) are formed in two sides of the slide hole (7), a first limit block (22) corresponding to the square holes (21) and a second limit block (23) of the limit button (9) are arranged on two sides of the button (9), the tops of the second limit blocks (23) are abutted against the inner side of the top of the protective cover (1), a third limit block (24) is arranged on the outer conducting plate (3), a fourth limit block (25) is arranged on the inner conducting plate (4), the bottoms of the third limit block (24) and the fourth limit block (25) are abutted against the top of the mounting seat (2), a bottom limit column (26) is arranged on the base (13), the upper end of the vertical spring (11) is sleeved on the bottom limit column (26), the outer conducting plate (3), the inner conducting plate (4) are L-shaped, the number of the L-shaped conducting plate is two, and a first electrifying hole (16), The number of the second electrifying holes (17) is two, the first electrifying holes (16) are located on the inner side of the second electrifying holes (17), and the two inner conducting plates (4) are located between the two outer conducting plates (3).

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The LAS1-B type button switch is characterized by comprising a protective cover (1), a mounting seat (2), an outer conductive sheet (3), an inner conductive sheet (4) and a quick-acting unit, wherein a clamping hook (5) is arranged on the outer circumferential direction of the mounting seat (2), a clamping groove (6) corresponding to the clamping hook (5) is formed in the protective cover (1), the mounting seat (2) is clamped in the protective cover (1), a through sliding hole (7) is formed in the protective cover (1), a corresponding cylindrical sliding groove (8) is formed in the mounting seat (2), the quick-acting unit comprises a button (9), an inclined spring (10), a vertical spring (11) and a conductive pressure frame (12), the button (9) is slidably connected in the sliding hole (7), the conductive pressure frame (12) is sleeved on the button (9) and is located in the protective cover (1), and a convex base (13) is arranged at the lower end of the button (9), the button (9) is provided with side limiting columns (14) on two sides, convex strips (15) are arranged on the inner sides of two ends of the conductive pressure frame (12), one end of the inclined spring (10) is sleeved on the side limiting columns (14), the other end of the inclined spring is sleeved on the convex strips (15), one end of the vertical spring (11) is fixed on the base (13), the other end of the vertical spring abuts against the bottom of the cylindrical sliding groove (8), the side limiting columns (14) are higher than the convex strips (15), the inclined spring (10) can drive the conductive pressure frame (12) to move downwards when compressed, a first conduction hole (16) and a second conduction hole (17) are formed in the mounting seat (2), the outer conductive plate (3) is clamped in the first conduction hole (16), the inner conductive plate (4) is clamped in the second conduction hole (17), an outer static contact block (18) is fixed at the upper end of the outer conductive plate (3), an inner static contact block (19) is fixed at the upper end of the inner static contact block (4), and the outer static contact block (18) is positioned right above the inner static contact block (19), and movable contact blocks (20) are fixed at two ends of the conductive pressure frame (12), and the movable contact blocks (20) are positioned between the outer static contact block (18) and the inner static contact block (19).

2. A LAS1-B button switch, according to claim 1, characterized in that the slide hole (7) is square, and the sides of the slide hole (7) are provided with staggered square holes (21).

3. A LAS1-B button switch, according to claim 2, characterized in that the button (9) has a first stopper (22) corresponding to the square hole (21) and a second stopper (23) of the button (9) on both sides, the top of the second stopper (23) is against the inside of the top of the protecting cover (1).

4. A LAS1-B button switch according to claim 3, wherein the outer conductive sheet (3) has a third stopper (24), the inner conductive sheet (4) has a fourth stopper (25), and the bottoms of the third stopper (24) and the fourth stopper (25) are against the top of the mounting seat (2).

5. A LAS1-B button switch according to claim 4 wherein the base plate (13) has a bottom limiting post (26) and the vertical spring (11) is fitted over the bottom limiting post (26).

6. A LAS1-B button switch as claimed in claim 5, wherein the outer conducting strips (3) and the inner conducting strips (4) are L-shaped and two in number, the first holes (16) and the second holes (17) are two in number, the first holes (16) are located inside the second holes (17), and the two inner conducting strips (4) are located between the two outer conducting strips (3).