CN216711301U

CN216711301U - Integral type safety tongs structure

Info

Publication number: CN216711301U
Application number: CN202123402747.4U
Authority: CN
Inventors: 姜平涛; 聂励鹏; 张景乐
Original assignee: Hitachi Elevator China Co Ltd
Current assignee: Hitachi Elevator China Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-10
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to an integrated safety tongs structure, which comprises a tongs body and a wedge block assembly, wherein the tongs body is provided with a mounting seat for placing the wedge block assembly, a limiting bottom plate for placing the falling wedge block assembly and a lifting mechanism for lifting the wedge block assembly to reset the wedge block assembly, and the wedge block assembly is detachably arranged on the tongs body. The wedge block assembly comprises a wedge block body and a baffle, one end of the baffle is connected with the wedge block body, and the vertical projection of the other end of the baffle is located on the limiting bottom plate. According to the integrated safety gear structure, the wedge block assembly which is simple in structure and convenient to disassemble is convenient for operators to perform related tests, installation, maintenance and other operations, performance optimization is achieved, and meanwhile production and manufacturing costs can be reduced.

Description

Integral type safety tongs structure

Technical Field

The utility model relates to the technical field of elevator safety gear equipment, in particular to an integrated safety gear structure.

Background

At present, the main function of the voussoir subassembly of traditional integral type safety gear is after the safety gear moves, realizes resetting of voussoir, and traditional voussoir subassembly structure is complicated, the function is more single, manufacturing cost is high, moreover because the limitation of its structure, leads to the voussoir subassembly can't realize high-efficient, swift dismouting through conventional method, in work such as experimental verification, installation maintenance of reality, there is the dismouting process very complicated, the inconvenient problem of personnel's operation.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide an integral type safety tongs structure to complicated, the inconvenient problem of operation of voussoir subassembly structure to traditional safety tongs, through simple structure, convenient to detach's voussoir subassembly, makes things convenient for operating personnel to carry out operations such as relevant experiment and installation maintenance, can also reduce production manufacturing cost when realizing the optimization of performance.

The technical scheme is as follows:

in one aspect, an integrated safety gear structure is provided, comprising:

the wedge block component resetting clamp comprises a clamp body and a wedge block component, wherein the clamp body is provided with a mounting seat for placing the wedge block component, a limiting bottom plate for placing the falling wedge block component and a lifting mechanism for lifting the wedge block component to reset the wedge block component, and the wedge block component is detachably mounted on the clamp body;

the wedge block assembly comprises a wedge block body and a baffle, one end of the baffle is connected with the wedge block body, and the vertical projection of the other end of the baffle is located on the limiting bottom plate.

The technical solution is further explained below:

in one embodiment, the baffle is of a bending structure, the baffle comprises a vertical plate and a transverse plate, the upper end of the vertical plate is connected with the wedge block body, the lower end of the vertical plate is connected with one end of the transverse plate, and the vertical projection of one end, far away from the vertical plate, of the transverse plate is located on the limiting bottom plate.

In one embodiment, the wedge assembly further comprises a shim plate disposed between the wedge body and the retainer plate.

In one embodiment, the backing plate is integrally formed with the baffle.

In one embodiment, one end of the lifting mechanism is rotatably connected to the caliper body, and the other end of the lifting mechanism abuts against the bottom of the wedge block assembly.

In one embodiment, a reset rod is arranged on the lifting mechanism, the reset rod is arranged above the baffle plate, and the baffle plate is positioned on a path of the reset rod rotating along with the lifting mechanism.

In one embodiment, the pliers body is further provided with an intermediate plate, and the intermediate plate is provided with a U-shaped spring.

In one embodiment, the baffle is arranged between the middle plate and the limiting bottom plate, and the height of the baffle is smaller than the distance between the middle plate and the limiting bottom plate.

In one embodiment, the mounting seat comprises a guide plate fixed on the caliper body, and an outer guide plate detachably connected with the guide plate, one side of the wedge body is arranged between the guide plate and the outer guide plate, and the wedge body is arranged in a sliding mode relative to the mounting seat.

In one embodiment, the roller assembly further comprises a roller member disposed within the mount.

The utility model has the beneficial effects that:

compared with the prior art, the integrated safety gear structure is used for detachably mounting the wedge block assembly by arranging the mounting seat on the gear body. And the clamp body is also provided with a limiting bottom plate for preventing the wedge block assembly from falling and a lifting mechanism for lifting the wedge block assembly to realize the resetting of the wedge block assembly, so that the operation is simple and convenient. Therefore, when the lifting mechanism is not installed, the wedge block assembly can be limited through the limiting bottom plate when the lifting mechanism is not supported, the wedge block assembly is prevented from falling, and the maintenance operation such as dismounting and mounting is facilitated for an operator. Furthermore, the wedge block assembly comprises a wedge block body and a baffle plate, and is simple in structure and low in manufacturing cost. Through the design of the wedge block assembly, efficient and quick disassembly and assembly can be realized on the basis of realizing the reset function, the limit function is added, and the operation of carrying out related tests, installation, maintenance and the like by operators is more convenient.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic diagram of an embodiment of an integrated safety gear structure;

FIG. 2 is an exploded view of a portion of the structure of the integrated safety gear of FIG. 1;

FIG. 3 is a schematic structural view of an integrated safety gear structure (without a lifting mechanism) in FIG. 1;

FIG. 4 is a schematic illustration of the position of the wedge assembly and the pull mechanism of FIG. 1;

FIG. 5 is a schematic view of the wedge assembly of FIG. 1.

Description of reference numerals:

100. a clamp body; 110. a mounting seat; 111. a guide plate; 112. an outer guide plate; 113. installing a bolt; 120. a limiting bottom plate; 130. a lifting mechanism; 131. a reset lever; 140. a middle plate; 200. a wedge assembly; 210. a wedge body; 220. a baffle plate; 221. a vertical plate; 222. a transverse plate; 230. a base plate; 240. countersunk head screws; 300. a U-shaped spring; 400. a roller member.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1 to 5, in one embodiment, an integrated safety gear structure is provided, which includes a gear body 100 and a wedge assembly 200, wherein a mounting seat 110 for placing the wedge assembly 200, a limiting bottom plate 120 for placing the wedge assembly 200 to drop, and a lifting mechanism 130 for lifting the wedge assembly 200 to reset the wedge assembly 200 are provided on the gear body 100, and the wedge assembly 200 is detachably mounted on the gear body 100. The wedge assembly 200 comprises a wedge body 210 and a baffle plate 220, wherein one end of the baffle plate 220 is connected with the wedge body 210, and the vertical projection of the other end of the baffle plate 220 is positioned on the limit bottom plate 120.

In the present embodiment, the mounting seat 110 is provided on the caliper body 100 for detachably mounting the wedge assembly 200. In addition, the caliper body 100 is further provided with a limiting bottom plate 120 for preventing the wedge block assembly 200 from falling and a pulling mechanism 130 for pulling the wedge block assembly 200 to reset the wedge block assembly 200, so that the operation is simple and convenient. Therefore, when the lifting mechanism 130 is not installed, the wedge block assembly 200 can be limited by the limiting bottom plate 120 when the lifting mechanism 130 is not supported, so that the wedge block assembly 200 is prevented from falling, and the maintenance operation such as disassembly and assembly and the like can be conveniently carried out by an operator. Further, the wedge assembly 200 comprises a wedge body 210 and a baffle 220, and has a simple structure and low manufacturing cost. Through the design of the wedge block assembly 200, efficient and rapid disassembly and assembly can be realized on the basis of realizing the reset function, the limit function is added, and the operation of carrying out related tests, installation, maintenance and the like by operators is more convenient.

In one embodiment, the baffle 220 is a bent structure, the baffle 220 includes a vertical plate 221 and a horizontal plate 222, the upper end of the vertical plate 221 is connected with the wedge body 210, the lower end of the vertical plate 221 is connected with one end of the horizontal plate 222, and a vertical projection of one end of the horizontal plate 222 away from the vertical plate 221 is located on the limiting bottom plate 120. Therefore, when the pulling mechanism 130 is not installed, the wedge block assembly 200 slides downwards without being supported by the pulling mechanism 130, the lower end of the transverse plate 222 of the baffle plate 220 is abutted with the upper end face of the limiting bottom plate 120 to play a limiting role, and the wedge block assembly 200 is prevented from falling.

In one embodiment, the wedge assembly 200 further includes a shim plate 230, the shim plate 230 being disposed between the wedge body 210 and the retainer plate 220, the shim plate 230 being configured to cushion the impact between the wedge body 210 and the retainer plate 220. In a specific operation, the wedge body 210, the pad plate 230 and the retainer plate 220 are fixedly connected by a countersunk screw 240. Of course, in addition to the present embodiment, other fasteners such as bolts, latches, etc. may be used for fastening, and such designs are all within the scope of the present invention.

Further, the backing plate 230 and the baffle 220 are integrally cast, so that the integral strength of the backing plate 230 and the baffle 220 is ensured, the production and the manufacture are more convenient, and the reduction of the manufacturing cost is facilitated.

In one embodiment, one end of the pulling mechanism 130 is pivotally connected to the caliper body 100, and the other end of the pulling mechanism 130 abuts against the bottom of the wedge assembly 200 to support the wedge assembly 200 in a certain position. Further, the lifting mechanism 130 is provided with a reset rod 131, the reset rod 131 is arranged above the baffle 220, and the baffle 220 is positioned on a path of the reset rod 131 rotating along with the lifting mechanism 130. After the safety tongs are braked, the wedge block body 210 is in a brake state and is tightly attached to the guide rail, and after the elevator is overhauled, the wedge block body 210 needs to be reset. At this time, the wedge body 210 is tightly attached to the guide rail, and a certain friction force exists between the wedge body 210 and the guide rail, so that the wedge body 210 cannot be smoothly restored and fall down. When the lifting mechanism 130 is reset, the lifting mechanism 130 rotates downward, the reset rod 131 of the lifting mechanism 130 moves downward to the horizontal plate 222 of the baffle 220, and the baffle 220 is pulled downward by a downward pulling force, so that the wedge body 210 is pulled to complete the resetting and dropping process.

In one embodiment, the caliper body 100 further includes an intermediate plate 140, and the intermediate plate 140 is provided with a U-shaped spring 300. In the present embodiment, one end of the opening of the U-shaped spring 300 is disposed toward the mounting seat 110, and the U-shaped spring 300 abuts against one side of the mounting seat 110.

In one embodiment, the baffle 220 is disposed between the middle plate 140 and the bottom limiting plate 120, and the height of the baffle 220 is smaller than the distance between the middle plate 140 and the bottom limiting plate 120, so as to ensure that the baffle 220 can move up and down between the middle plate 140 and the bottom limiting plate 120, so that the wedge body 210 is pulled to slide down to achieve the resetting under the driving of the lifting mechanism 130.

In one embodiment, the mounting seat 110 includes a guide plate 111 fixed to the caliper body 100, an outer guide plate 112 detachably connected to the guide plate 111 by a mounting bolt 113, one side of the wedge body 210 is disposed between the guide plate 111 and the outer guide plate 112, and the wedge body 210 is slidably disposed with respect to the mounting seat 110. Further, a roller member 400 is included, the roller member 400 being disposed within the mount 110. In actual operation, after the safety gear brakes for a certain number of times, the tooth surfaces of the wedge body 210 reach wear limits, and the wedge body 210 needs to be replaced. When the wedge body 210 is disassembled, the mounting bolts 113 between the guide plate 111 and the outer guide plate 112 are firstly removed, so that the outer guide plate 111 is disassembled, and then the roller members 400 in the mounting seat 110 are disassembled, so that the wedge assembly 200 can be smoothly disassembled, the wedge body 210 or the wedge assembly 200 can be integrally replaced, and the operation is simple and convenient.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An integrated safety gear structure is characterized by comprising a gear body (100) and a wedge block assembly (200), wherein the gear body (100) is provided with an installation seat (110) for placing the wedge block assembly (200), a limiting bottom plate (120) for placing the falling wedge block assembly (200) and a lifting mechanism (130) for lifting the wedge block assembly (200) to reset the wedge block assembly (200), and the wedge block assembly (200) is detachably mounted on the gear body (100);

the wedge assembly (200) comprises a wedge body (210) and a baffle plate (220), one end of the baffle plate (220) is connected with the wedge body (210), and the vertical projection of the other end of the baffle plate (220) is located on the limiting bottom plate (120).

2. The integrated safety gear structure according to claim 1, wherein the baffle (220) is a bent structure, the baffle (220) comprises a vertical plate (221) and a horizontal plate (222), the upper end of the vertical plate (221) is connected with the wedge body (210), the lower end of the vertical plate (221) is connected with one end of the horizontal plate (222), and the vertical projection of the end of the horizontal plate (222) far away from the vertical plate (221) is located on the limiting bottom plate (120).

3. An integrated safety gear structure according to claim 1, wherein the wedge assembly (200) further comprises a shim plate (230), the shim plate (230) being disposed between the wedge body (210) and the retainer plate (220).

4. An integrated safety gear structure according to claim 3, wherein the shim plate (230) is integrally formed with the baffle plate (220).

5. An integrated safety gear structure as claimed in claim 1, wherein one end of the pulling mechanism (130) is rotatably connected to the gear body (100), and the other end of the pulling mechanism (130) abuts against the bottom of the wedge block assembly (200).

6. An integrated safety gear structure as claimed in claim 5, wherein a reset rod (131) is provided on the lifting mechanism (130), the reset rod (131) is provided above the baffle (220), and the baffle (220) is located on a path of the reset rod (131) rotating with the lifting mechanism (130).

7. An integrated safety gear structure according to claim 1, wherein the gear body (100) is further provided with an intermediate plate (140), and the intermediate plate (140) is provided with a U-shaped spring (300).

8. An integrated safety gear structure according to claim 7, characterized in that the baffle (220) is arranged between the middle plate (140) and the bottom limiting plate (120), and the height of the baffle (220) is smaller than the distance between the middle plate (140) and the bottom limiting plate (120).

9. An integrated safety gear structure according to claim 1, wherein the mounting seat (110) comprises a guide plate (111) fixed on the gear body (100), an outer guide plate (112) detachably connected with the guide plate (111), one side of the wedge body (210) is arranged between the guide plate (111) and the outer guide plate (112), and the wedge body (210) is slidably arranged relative to the mounting seat (110).

10. An integrated safety gear structure according to claim 1, further comprising a roller member (400), said roller member (400) being arranged in said mounting seat (110).