Detachable safety tongs body connecting device

Abstract

The utility model discloses a detachable safety tongs body connecting device, and relates to the technical field of elevator safety. Comprising a vertical plate arranged on the back of a safety tongs body; a plurality of edge bolts are arranged, and the edge bolts penetrate through the edge of the vertical plate and are in bolt connection with the safety tongs body; the center bolts are arranged in pairs, and the center bolts are arranged in the center of the vertical plate, penetrate through the vertical plate and are fixedly connected with the safety tongs body. According to the elevator safety tongs, the vertical plate can be attached to the safety tongs body by arranging the edge bolts, a gap can be prevented from being generated between the safety tongs body and the vertical plate by arranging the center bolt, the safety tongs body can be effectively prevented from deforming, and the safety of an elevator can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator safety, and more specifically to a detachable safety tong body connection device. Background Technique

[0002] The safety tong lifting mechanism is an important part of the elevator safety system. When the elevator runs at an excessive speed, a pulling force is generated by the speed limiter, and then the safety tong wedge is lifted by a pull rod connected to the speed limiter wire rope, so that the safety tong clamps the guide rail to brake the car.

[0003] In the prior art, the safety wedge is connected to the plate-shaped back plate through a single bolt. During use, a large amount of deformation occurs in the safety tong body, which will cause a gap between the middle of the back plate and the wedge (as Figure 1 described), affecting the working efficiency and safety of the wedge.

[0004] Therefore, how to provide a detachable safety tong body connection device that can prevent the tong body from deforming and ensure the close fit of the tong body and the connection device is an urgent problem to be solved by those skilled in the art. Content of the Utility Model

[0005] In view of this, the utility model provides a detachable safety tong body connection device, aiming to solve the problems in the above background technique, and realizing preventing the tong body from deforming and ensuring the close fit of the tong body and the connection device.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A detachable safety tong body connection device, comprising:

[0008] A vertical plate, which is arranged on the back of the safety tong body;

[0009] Edge bolts, a plurality of which are provided, and the edge bolts penetrate through the edge of the vertical plate and are bolted to the safety tong body;

[0010] Central bolts, which are arranged in pairs, and the central bolts are arranged at the central position of the vertical plate and penetrate through the vertical plate to be fixedly connected to the safety tong body.

[0011] Further, a bottom plate is fixedly connected to the bottom of the side of the vertical plate away from the safety tong body, and a lower connection hole is arranged on the bottom plate.

[0012] Further, a support plate is arranged on the bottom plate, the support plate is perpendicular to the vertical plate, the support plate is arranged in the middle of the vertical plate, and the support plate is perpendicular to the bottom plate.

[0013] Further, a top plate is provided at the top of the vertical plate. The top plate is perpendicular to the support plate, the top plate is connected to the support plate, and the top plate is perpendicular to the vertical plate.

[0014] Further, upper connection holes are provided on the top plate.

[0015] Through the above technical solutions, compared with the prior art, the present utility model discloses a detachable safety tong body connection device. By providing edge bolts, the vertical plate can be attached to the safety tong body. By providing central bolts, it is possible to prevent a gap from being generated between the safety tong body and the vertical plate, effectively preventing the safety tong body from deforming, and effectively increasing the safety of the elevator. Description of the Drawings

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only the embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained according to the provided drawings.

[0017] Figure 1 Schematic diagram of the gap between the safety tong body and the connecting plate when the safety tong body is stressed in the prior art provided by the present utility model;

[0018] Figure 2 Overall structure diagram of a detachable safety tong body connection device provided by the present utility model;

[0019] Figure 3 Bottom structure diagram of a detachable safety tong body connection device provided by the present utility model.

[0020] Wherein: 1 is the back plate; 2 is the safety tong body; 3 is the vertical plate; 4 is the edge bolt; 5 is the central bolt; 6 is the bottom plate; 7 is the lower connection hole; 8 is the support plate; 9 is the top plate; 10 is the upper connection hole. Detailed Embodiment

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

[0022] See Figure 2 and 3 , the embodiments of the present utility model disclose a detachable safety tong body connection device, including:

[0023] The vertical plate 3 is arranged on the back of the safety tong body 2; in this embodiment, the vertical plate 3 is used to support and connect the safety tong body 2 and the main structure, and the vertical plate 3 is similar to the back plate 1 in the prior art.

[0024] There are multiple edge bolts 4, and the edge bolts 4 penetrate through the edge of the vertical plate 3 and are bolted to the safety tong body 2; in this embodiment, there are four edge bolts 4, two edge bolts 4 are arranged on one side of the vertical plate 3, and the other two edge bolts 4 are arranged on the other side of the vertical plate 3. Spring washers are arranged at the bottom of the edge bolts 4.

[0025] The center bolts 5 are arranged in pairs, and the center bolts 5 are arranged at the center position of the vertical plate 3 and penetrate through the vertical plate 3 to be fixedly connected to the safety tong body 2; in this embodiment, the center bolts 5 are arranged in the middle of the vertical plate 3, there are two center bolts 5, and the two center bolts 5 are symmetrically arranged. The center bolts 5 are internal hexagonal bolts.

[0026] The bottom of the side of the vertical plate 3 away from the safety tong body 2 is fixedly connected with a bottom plate 6, and a lower connection hole 7 is arranged on the bottom plate 6; in this embodiment, the vertical plate 3 is fixedly connected with the bottom plate 6, and the bottom plate 6 is fixed to the main structure by bolts for fixation.

[0027] A support plate 8 is arranged on the bottom plate 6, the support plate 8 is perpendicular to the vertical plate 3, the support plate 8 is arranged in the middle of the vertical plate 3, and the support plate 8 is perpendicular to the bottom plate 6; in this embodiment, the bottom of the support plate 8 is fixedly connected with the bottom plate 6, the side of the support plate 8 is fixedly connected with the vertical plate 3, and the support plate 8 is used to support the bottom plate 6 and the vertical plate 3 and can also pull the vertical plate 3 when the vertical plate 3 is bent.

[0028] The top of the vertical plate 3 is provided with a top plate 9, the top plate 9 is perpendicular to the support plate 8, the top plate 9 is connected to the support plate 8, and the top plate 9 is perpendicular to the vertical plate 3; in this embodiment, the top plate 9 is arranged at the top of the vertical plate 3 and the support plate 8, the top plate 9 is also arranged at the top of the safety tong body 2, and an opening is arranged on the top plate 9 for braking through a rope. An upper connection hole 10 is arranged on the top plate 9.

[0029] In this specification, each embodiment is described in a progressive manner. The key point of each embodiment is to illustrate the differences from other embodiments. For the same or similar parts among the embodiments, reference can be made to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and reference can be made to the description of the method part for relevant parts.

[0030] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present utility model. Therefore, the present utility model will not be limited to these embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A detachable safety clamp body connection device, characterized in that: include: A vertical plate, the vertical plate being arranged at the back of the safety clamp body; Edge bolts, a plurality of edge bolts are provided, and the edge bolts penetrate the edges of the vertical plate and are bolted to the safety clamp body; The central bolts are arranged in pairs, and the central bolts are arranged at the center of the vertical plate and penetrate through the vertical plate to be fixedly connected to the safety clamp body.

2. A detachable safety clamp body connection device according to claim 1, characterized in that: A bottom plate is fixedly connected to the bottom of the vertical plate on a side away from the safety clamp body, and a lower connecting hole is arranged on the bottom plate.

3. A detachable safety clamp body connection device according to claim 2, characterized in that: The bottom plate is provided with a support plate, the support plate is perpendicular to the vertical plate, the support plate is provided in the middle of the vertical plate, and the support plate is perpendicular to the bottom plate.

4. A detachable safety clamp body connection device according to claim 3, characterized in that: A top plate is arranged on the top of the vertical plate, the top plate is perpendicular to the support plate, the top plate is connected to the support plate, and the top plate is perpendicular to the vertical plate.

5. A detachable safety clamp body connection device according to claim 4, characterized in that: The top plate is provided with an upper connecting hole.

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