CN213923966U

CN213923966U - Chain buffer device of elevator

Info

Publication number: CN213923966U
Application number: CN202022596631.8U
Authority: CN
Inventors: 方利平; 胡瑞祥; 姜学祥; 吴新元
Original assignee: Jiande Machinery Chain Co ltd
Current assignee: Jiande Machinery Chain Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-08-10
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a lifting machine chain buffer, including supporting the fixed plate, the fixed loading board, go up the fly leaf, the connecting rod, lower movable plate and buffer assembly, the fixed loading board both sides are located in the setting of supporting the fixed plate symmetry, the supporting the fixed plate is the H type setting with the fixed loading board, the connecting rod is the setting of running through the fixed loading board, the connecting rod is perpendicular setting with the fixed loading board, go up the fly leaf and be the symmetry setting with lower movable plate and locate both sides about just locating the fixed loading board on the connecting rod, buffer assembly locates on the fixed loading board, buffer assembly includes supporting spring one, supporting spring two, compression spring, spacing fixed column, go up the connecting block, lower connecting block and connection pull ring. The utility model belongs to the technical field of the lifting machine, specifically be one kind can carry out stable fixed, can play the lifting machine chain buffer of the effect of buffering to the chain of lifting machine.

Description

Chain buffer device of elevator

Technical Field

The utility model belongs to the technical field of the lifting machine, especially, relate to a lifting machine chain buffer.

Background

At present, high-altitude operation is generally required in the field of wind power generation. Certain lifting equipment is needed for conveying personnel and materials between the aerial work platform and the ground and for overhauling. The lifting equipment can convey personnel and materials, and meanwhile, various factors such as the actual working environment, the safety and the like of the lifting device need to be considered.

The electronic stopper is installed with the chain lifting machine main part at the end of chain among the prior art's chain, and in case electrical control became invalid, the electronic stopper became invalid, and the chain end can strike the lifting machine main part, causes lifting machine and chain to damage.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a lifting machine chain buffer can carry out stable fixed, can play the effect of buffering to the chain of lifting machine, and overall structure is stable, and the practicality is strong.

The utility model adopts the technical scheme as follows: a chain buffer device of a hoisting machine comprises a supporting and fixing plate, a fixing and bearing plate, an upper movable plate, a connecting rod, a lower movable plate and a buffer assembly, wherein the supporting and fixing plate is symmetrically arranged at two sides of the fixing and bearing plate, the supporting and fixing plate and the fixing and bearing plate are arranged in an H shape, the connecting rod penetrates through the fixing and bearing plate, the connecting rod and the fixing and bearing plate are vertically arranged, the upper movable plate and the lower movable plate are symmetrically arranged on the connecting rod and are arranged at the upper side and the lower side of the fixing and bearing plate, the buffer assembly is arranged on the fixing and bearing plate, the buffer assembly comprises a first supporting spring, a second supporting spring, a compression spring, a limiting fixed column, an upper connecting block, a lower connecting block and a connecting pull ring, the upper connecting block and the lower connecting block are symmetrically arranged at the upper end, the limiting fixing column penetrates through the upper movable plate, the fixed bearing plate and the lower movable plate, the compression spring is wound on the limiting fixing column, the first supporting spring is arranged between the upper movable plate and the fixed bearing plate, and the second supporting spring is arranged between the lower movable plate and the fixed bearing plate.

Further, go up to be equipped with spacing pipe on the fly leaf, spacing pipe and last connecting block phase-match play the effect of guide to the connecting rod.

Furthermore, limiting plates are symmetrically arranged at the upper end and the lower end of the limiting fixing column, and limit effects are achieved on the limiting fixing column.

Furthermore, one side of keeping away from each other bottom the support fixed plate is connected with the extension board, the extension board is the L type setting with the support fixed plate, increases the supporting role of support fixed plate.

Furthermore, the extension plate is provided with fixing through holes which are symmetrically arranged and can fix the whole device.

After the structure is adopted, the utility model discloses beneficial effect as follows: the utility model relates to a lifting machine chain buffer plays the spacing effect of activity to the buffering subassembly through the last fly leaf that sets up and lower fly leaf, plays the effect of buffering to the chain of lifting machine through the buffering subassembly that sets up, and this device can carry out stable fixed, can play the effect of buffering to the chain of lifting machine, and overall structure is stable, and the practicality is strong.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is the utility model relates to a lifting machine chain buffer overall structure schematic diagram.

In the drawings: 1. supporting and fixing plate, 2, fixed loading board, 3, go up the fly leaf, 4, connecting rod, 5, lower fly leaf, 6, buffer assembly, 7, supporting spring one, 8, supporting spring two, 9, compression spring, 10, spacing fixed column, 11, go up the connecting block, 12, lower connecting block, 13, connect the pull ring, 14, spacing pipe, 15, limiting plate, 16, extension board, 17, fixed through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in figure 1, the chain buffer device of the elevator comprises a supporting and fixing plate 1, a fixed bearing plate 2, an upper movable plate 3, a connecting rod 4, a lower movable plate 5 and a buffer assembly 6, wherein the supporting and fixing plate 1 is symmetrically arranged at two sides of the fixed bearing plate 2, the supporting and fixing plate 1 and the fixed bearing plate 2 are arranged in an H shape, the connecting rod 4 penetrates through the fixed bearing plate 2, the connecting rod 4 is vertically arranged with the fixed bearing plate 2, the upper movable plate 3 and the lower movable plate 5 are symmetrically arranged on the connecting rod 4 and are arranged at the upper side and the lower side of the fixed bearing plate 2, the buffer assembly 6 is arranged on the fixed bearing plate 2, the buffer assembly 6 comprises a first supporting spring 7, a second supporting spring 8, a compression spring 9, a limiting fixed column 10, an upper connecting block 11, a lower connecting block 12 and a connecting pull ring 13, the upper connecting block 11 and the lower connecting block 12 are, the connecting pull ring 13 is arranged on the upper connecting block 11, the limiting fixing columns 10 are arranged in a pairwise symmetry manner, the limiting fixing columns 10 penetrate through the upper movable plate 3, the fixed bearing plate and the lower movable plate 5, the compression springs 9 are wound on the limiting fixing columns 10, the first supporting springs 7 are arranged between the upper movable plate 3 and the fixed bearing plate 2, and the second supporting springs 8 are arranged between the lower movable plate 5 and the fixed bearing plate 2.

The upper movable plate 3 is provided with a limiting pipe 14, and the limiting pipe 14 is matched with the upper connecting block 11 and plays a role in guiding the connecting rod 4; limiting plates 15 are symmetrically arranged at the upper end and the lower end of the limiting fixed column 10, and limit the limiting fixed column 10; the side, far away from each other, of the bottom of the supporting and fixing plate 1 is connected with an extending plate 16, and the extending plate 16 and the supporting and fixing plate 1 are arranged in an L shape, so that the supporting function of the supporting and fixing plate 1 is increased; the extension plate 16 is provided with fixing through holes 17, and the fixing through holes 17 are symmetrically arranged and play a role in fixing the whole device.

When in specific use, the device is fixed at a proper position through the fixing through hole 17 of the extension plate 16; fix the one end of lifting machine chain on the connection pull ring 13 of buffer unit 6, during operation about the lifting machine chain carries out, when the lifting machine chain other end downstream, the lifting machine is connected one end pulling with connection pull ring 13 and is connected pull ring 13, it is upwards to connect pull ring 13 pulling connecting rod 4, and extrude supporting spring 7 and two 8, the displacement of adaptability is made along with supporting spring 7 and supporting spring two 8 to lower movable plate 5 and last movable plate 3 simultaneously, extrude the expanding spring on spacing fixed column 10, expanding spring, supporting spring 7 and supporting spring two 8 play the cushioning effect to the lifting machine chain.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a lifting machine chain buffer which characterized in that: the buffering assembly is arranged on the fixed bearing plate and comprises a first supporting spring, a second supporting spring, a compression spring, a limiting fixed column, an upper connecting block, a lower connecting block and a connecting pull ring, wherein the upper connecting block and the lower connecting block are symmetrically arranged at the upper end and the lower end of the connecting rod, the connecting pull ring is arranged on the upper connecting block, the limiting fixed columns are symmetrically arranged in pairs, the limiting fixing column penetrates through the upper movable plate, the fixed bearing plate and the lower movable plate, the compression spring is wound on the limiting fixing column, the first supporting spring is arranged between the upper movable plate and the fixed bearing plate, and the second supporting spring is arranged between the lower movable plate and the fixed bearing plate.

2. The chain buffer device of a hoist as claimed in claim 1, wherein: the upper movable plate is provided with a limiting pipe, and the limiting pipe is matched with the upper connecting block.

3. The chain buffer device of a hoist as claimed in claim 1, wherein: limiting plates are symmetrically arranged at the upper end and the lower end of the limiting fixing column.

4. The chain buffer device of a hoist as claimed in claim 1, wherein: one side of keeping away from each other bottom the supporting and fixing plate is connected with the extension board, the extension board is the L type setting with the supporting and fixing plate.

5. The chain buffer device of a hoist as claimed in claim 4, wherein: the extension plate is provided with fixing through holes which are symmetrically arranged.