CN212990945U

CN212990945U - Novel lever driving switch

Info

Publication number: CN212990945U
Application number: CN202022323325.7U
Authority: CN
Inventors: 姜华庆
Original assignee: Wuxi Nuoli Electric Co ltd
Current assignee: Wuxi Nuoli Electric Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-04-16
Anticipated expiration: 2030-10-19

Abstract

The utility model belongs to the technical field of elevator equipment, a novel lever drive switch is disclosed, including micro-gap switch subassembly and support, micro-gap switch subassembly fixed mounting is on the support, the inside of support and the shift knob that corresponds the micro-gap switch subassembly are provided with presses down the lever, the rear of support is provided with the lever axle, positive one end one side of lever axle runs through the support and presses down the lever and extend to the front side of support, the epaxial inside that just is located to press down the lever of lever is provided with the reset torsion spring. Through the reverse application of lever, dwindle the micro-gap switch subassembly difference journey, reach the accurate control requirement to can require the adjustment according to the customer, the epaxial reset torsional spring that increases of lever guarantees to press the lever and resets reliably, general micro-gap switch replaces the accurate switch of high price, and with the trade application matching, the structure is meticulous small and exquisite, is worth popularizing and applying.

Description

Novel lever driving switch

Technical Field

The utility model relates to an elevator equipment technical field, more specifically say, relate to a novel lever drive switch.

Background

Because of the requirement of the elevator industry, the switch difference is required to be precisely controlled (less than 0.05), the restoring force is large, and the switch product for the elevator in the current market mainly uses a product with the import difference less than 0.05, and has large volume and high price, so a novel lever drive switch is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a novel lever drive switch has solved the product that this type of switch product for elevator in current market mainly used import difference journey is less than 0.05, and its is bulky, the problem that the price is expensive.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a novel lever drive switch, includes micro-gap switch subassembly and support, micro-gap switch subassembly fixed mounting is on the support, the inside of support and the shift knob who corresponds the micro-gap switch subassembly are provided with presses down the lever, the rear of support is provided with the lever axle, positive one end one side of lever axle runs through the support and presses down the lever and extend to the front side of support, the epaxial inside that just is located to press down the lever of lever is provided with the reset torsion spring, reset torsion spring one end and the interior roof contact of pressing down the lever, the top correspondence of support is pressed down the lever and has been seted up the slot type operation mouth.

Preferably, two turnup screw holes are formed in the support, two self-tapping screws are arranged in the micro switch assembly in a penetrating mode, and the two self-tapping screws are in threaded connection with the two turnup screw holes respectively.

Preferably, the back of the bracket is provided with two concave positioning screw holes.

Preferably, the reset torsion spring is completely hidden in the bracket.

3. Advantageous effects

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

(1) through the reverse application of lever, dwindle the micro-gap switch subassembly difference journey, reach the accurate control requirement to can require the adjustment according to the customer, the epaxial reset torsional spring that increases of lever guarantees to press the lever and resets reliably, general micro-gap switch replaces the accurate switch of high price, and with the trade application matching, the structure is meticulous small and exquisite, is worth popularizing and applying.

(2) Through mutual cooperation of the flanging screw hole and the self-tapping screw, the fixing of the micro switch assembly is realized, and the problem of loosening and loosening of the screw is solved. The special step self-tapping screw solves the problem of screw fracture switch.

(3) Three-point positioning of the support is realized through two concave positioning screw holes and a lever shaft, and accurate positioning and installation are achieved.

(4) The reset torsion spring is completely hidden in the bracket, so that the influence of external force is reduced.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a perspective view of the present invention from another view angle than fig. 1;

fig. 3 is a partial half-sectional perspective view of fig. 1 in accordance with the present invention;

fig. 4 is an exploded view of fig. 1 according to the present invention.

The reference numbers in the figures illustrate:

1. a micro-switch assembly; 2. a support; 3. pressing the lever; 4. a lever shaft; 5. a return torsion spring; 6. a groove-type operation opening; 7. flanging screw holes; 8. step self-tapping screws; 9. concave type positioning screw hole.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a novel lever driving switch comprises a micro switch assembly 1 and a bracket 2, the micro switch assembly 1 is fixedly mounted on the bracket 2, the micro switch assembly 1 is a general micro switch in the market, a pressing lever 3 is arranged in the bracket 2 and corresponding to a switch button of the micro switch assembly 1, a lever shaft 4 is arranged behind the bracket 2, one side of the front end of the lever shaft 4 penetrates through the bracket 2 and the pressing lever 3 and extends to the front side of the bracket 2, a reset torsion spring 5 is arranged on the lever shaft 4 and inside the pressing lever 3, the reset torsion spring 5 is in press fit with the inner wall of the pressing lever 3 from front to back, one end of the reset torsion spring 5 is in contact with the inner top wall of the pressing lever 3, a groove type operation opening 6 is arranged at the top of the bracket 2 corresponding to the pressing lever 3, and the difference of the general switch assembly 1 is reduced by the lever micro switch, the precise control requirement is met, the adjustment can be carried out according to the requirement of a customer, and the reset torsion spring 5 is additionally arranged on the lever shaft 4, so that the reset reliability of the pressing lever 3 is ensured.

Specifically, two turnup screw holes 7 have been seted up on support 2, and micro-gap switch subassembly 1 alternates and is provided with two self-tapping screws 8, and two self-tapping screws 8 respectively with two turnup screw holes 7 threaded connection, through the mutually supporting of turnup screw hole 7 with self-tapping screw 8, realize micro-gap switch subassembly 1's fixed, solved the problem that the screw pine takes off.

Specifically, two indent formula location screw holes 9 have been seted up at the back of support 2, and the three point location of support 2 is realized to screw hole 9 with lever shaft 4 through two indent formula location, reaches the accurate positioning installation.

Specifically, the reset torsion spring 5 is completely hidden in the bracket 2, so that the influence of external force is reduced.

The working principle is as follows: during the use, press down lever 3 through slot type operation mouth 6, realize that micro-gap switch subassembly 1's press down, when the cancellation is to pressing down lever 3's press, reset torsional spring 5 on the lever shaft 4 resets, it resets to drive and press down lever 3, and then make micro-gap switch subassembly 1's press down switch reset, thereby the realization reduces micro-gap switch subassembly 1 difference journey, reach the precision control requirement, and can require the adjustment according to the customer, through the reverse application of lever, with general micro-gap switch, replace the high precision switch of price, the structure is meticulous small and exquisite, be worth popularizing and applying.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a novel lever drive switch, includes micro-gap switch subassembly (1) and support (2), its characterized in that: micro-gap switch subassembly (1) fixed mounting is on support (2), the inside of support (2) and the shift knob who corresponds micro-gap switch subassembly (1) are provided with and press down lever (3), the rear of support (2) is provided with lever axle (4), positive one end one side of lever axle (4) runs through support (2) and presses down lever (3) and extend to the front side of support (2), the inside that just is located to press down lever (3) on lever axle (4) is provided with reset torsion spring (5), reset torsion spring (5) one end and the interior roof contact of pressing down lever (3), the top correspondence of support (2) is pressed down lever (3) and has been seted up slot type operation mouth (6).

2. The novel lever actuated switch of claim 1, wherein: two turnup screw holes (7) are formed in the support (2), two special step self-tapping screws (8) are arranged in the micro switch assembly (1) in a penetrating mode, and the two special step self-tapping screws (8) are respectively in threaded connection with the two turnup screw holes (7).

3. The novel lever actuated switch of claim 1, wherein: two concave positioning screw holes (9) are formed in the back face of the support (2).

4. The novel lever actuated switch of claim 1, wherein: the reset torsion spring (5) is completely hidden in the bracket (2).