CN114104618A

CN114104618A - Tension adjusting device for conveying chain of elevator

Info

Publication number: CN114104618A
Application number: CN202111576768.XA
Authority: CN
Inventors: 陈应国
Original assignee: Anhui Better Mechanical & Electronic Co ltd
Current assignee: Anhui Better Mechanical & Electronic Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-03-01
Anticipated expiration: 2041-12-22
Also published as: CN114104618B

Abstract

The invention provides a tension adjusting device for a conveyor chain of a hoist, which comprises a groove-shaped plate, wherein the middle part of the groove-shaped plate is sequentially provided with a first slide way and a second slide way from top to bottom, a moving assembly is slidably connected in the first slide way and the second slide way, two sides of the moving assembly are matched and connected with adjusting assemblies, the middle part of each adjusting assembly is rotatably connected with the groove-shaped plate, and two ends of each adjusting assembly are respectively matched and connected with a chain. According to the tension adjusting device for the conveying chain of the elevator, pressure is sensed by the adjusting assembly, the moving assembly generates displacement to drive the adjusting assembly to generate a telescopic state, tension of the chain is adjusted, the service life of the chain is prolonged, and the breakage probability of the chain is reduced.

Description

Tension adjusting device for conveying chain of elevator

Technical Field

The invention mainly relates to the technical field of elevators, in particular to a tension adjusting device for an elevator conveying chain.

Background

The bucket elevator is important equipment in the carbon black production process, and has the main function of conveying carbon black products after production to finished product tanks with the height of more than forty meters through the elevator respectively to finish the conveying of the products. However, in the prior art, due to the limitation of the length of the chain, the elevator can have the situation that the chain is pulled hard when running, and when the situation is good, the chain wheel and the chain enter the wheel again after being clamped and collided, and only the chain wheel and the chain wheel are damaged, if the phenomenon is too much, the service life of the chain can be shortened. If the situation is serious, the chain plate or the chain pin can be broken at that time. Causing the production device to stop in the whole line and causing great economic loss.

It is therefore desirable to provide a chain tension adjustment device that accommodates adjustment of chain tension.

Disclosure of Invention

1. Technical problem to be solved by the invention

The invention provides a bearing block locking device which is used for solving the technical problems that the tension of a chain of an existing hoister cannot be adjusted and the chain is easy to break in the background technology.

2. Summary of the invention

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an elevator conveying chain tension adjusting device, includes the trough plate, trough plate middle part from the top down sets gradually first slide and second slide, first slide with sliding connection removes the subassembly in the second slide, remove the cooperation of subassembly both sides and connect adjusting part, the adjusting part middle part is rotated and is connected the trough plate, just adjusting part's both ends cooperate the connection chain respectively.

Further, the first slide way and the second slide way are not in contact, and a spacing space is formed between the first slide way and the second slide way for the moving assembly to move.

Further, the movable assembly comprises a sliding plate, the top and the bottom of the sliding plate can be respectively connected with the first slide way and the second slide way in a sliding manner, protruding pieces with right-angle trapezoidal sections are arranged on two sides of the middle of the sliding plate, and the inclined surfaces on the sides of the protruding pieces are connected with the adjusting assembly in a sliding manner in a matched manner.

Furthermore, be equipped with the flexible piece on the plane of bellying top, be provided with the opening on the plane of bellying bottom, the opening with form the draw-in groove between the slide, draw-in groove accordant connection is located the lug at second slide top.

Furthermore, the bottom of the sliding plate is connected with a driving piece in a matching manner.

Further, the regulating part includes the bent plate that the symmetry set up, bent plate middle part rotatable coupling the trough plate side, and the concave surface of two bent plates corresponds, and the bottom of two bent plate sides is rotatable coupling pulley respectively, the pulley all cooperates sliding connection spout on the bellying inclined plane, the top and the bottom of two bent plate another sides are first regulating wheel of rotatable coupling and second regulating wheel respectively.

Further, at least one of the first regulating wheel and the second regulating wheel is provided with a pressure sensor.

3. Advantageous effects

Compared with the prior art, the invention has the beneficial effects that:

according to the tension adjusting device for the conveying chain of the elevator, pressure is sensed by the adjusting assembly, the moving assembly generates displacement to drive the adjusting assembly to generate a telescopic state, tension of the chain is adjusted, the service life of the chain is prolonged, and the breakage probability of the chain is reduced;

particularly, the pressure sensor on the adjusting wheel senses the pressure of the chain, so that the driving piece drives the sliding plate to move up and down, the position of the adjusting wheel is changed, and the tension adjustment of the material strips is realized.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic plan view of the present invention;

FIGS. 2-3 are partial schematic views of the present invention;

fig. 4-5 are schematic views of the use state of the present invention.

Reference numerals

1-a trough plate; 2-a first slideway; 3-a second slideway; 31-a bump; 4-a moving assembly; 41-a sliding plate; 42-a boss; 43-card slot; 44-a drive member; 5-a regulating component; 51-bending plate; 52-a pulley; 53-a first regulating wheel; 54-a second adjustment wheel; 6-chain.

Detailed Description

Reference will now be made in detail to various exemplary embodiments of the invention, the detailed description should not be construed as limiting the invention but as a more detailed description of certain aspects, features and embodiments of the invention.

It will be apparent to those skilled in the art that various modifications and variations can be made in the specific embodiments of the present disclosure without departing from the scope or spirit of the disclosure. Other embodiments will be apparent to those skilled in the art from consideration of the specification. The specification and examples are exemplary only.

The first embodiment is as follows: referring to the accompanying drawings 1-4, an elevator conveying chain tension adjusting device comprises a groove-shaped plate 1, a first slide 2 and a second slide 3 are sequentially arranged in the middle of the groove-shaped plate 1 from top to bottom, the first slide 2 is connected with a moving assembly 4 in the second slide 3 in a sliding mode, adjusting assemblies 5 are connected to two sides of the moving assembly 4 in a matched mode, the middle of each adjusting assembly 5 is connected with the groove-shaped plate 1 in a rotating mode, and two ends of each adjusting assembly 5 are respectively connected with a chain 6 in a matched mode.

The first slideway 2 and the second slideway 3 are not contacted, and a spacing space is formed between the first slideway and the second slideway for the moving component 4 to move.

The moving assembly 4 comprises a sliding plate 41, the top and the bottom of the sliding plate 41 can be respectively connected with the first slide way 2 and the second slide way 3 in a sliding manner, protruding pieces 42 with right-angle trapezoidal sections are arranged on two sides of the middle of the sliding plate 41, and inclined surfaces on the side surfaces of the protruding pieces 42 are matched with the adjusting assembly 5 in a sliding manner.

Be equipped with the flexible member on the plane of bellying 42 top, be provided with the opening on the plane of bellying 42 bottom, the opening with form draw-in groove 43 between the slide 41, draw-in groove 43 accordant connection is located the lug 31 at second slide 3 top.

The bottom of the sliding plate 41 is connected with a driving part 44 in a matching manner, the driving part 44 can be realized by an electric telescopic rod or an air cylinder and an air cylinder push rod, and other modes capable of driving the sliding plate 41 to move up and down are also available.

Adjusting part 5 is including the bent plate 51 that the symmetry set up, bent plate 51 middle part rotatable coupling the 1 side of trough plate, and two bent plate 51's concave surface corresponds, and the bottom of two bent plate 51 sides is rotatable coupling pulley 52 respectively, pulley 52 all cooperates sliding connection spout on the protruding piece 42 inclined plane, and carry on spacingly to pulley 52 simultaneously, can not break away from the spout on the protruding piece 42 inclined plane, the first regulating wheel 53 of top and bottom difference rotatable coupling of two bent plate 51 another sides and second regulating wheel 54, the top of two bent plate 51 corresponds first regulating wheel 53 respectively promptly, and the bottom of two bent plate 51 corresponds in the second regulating wheel 54, on these four regulating wheels, selects at least to take turns to be provided with pressure sensor.

When the tension adjusting device is used, the chain 6 sequentially penetrates through the bottom of the second adjusting wheel 54 corresponding to one bent plate 51, the top of the first adjusting wheel 53 corresponding to the other bent plate 51 and the bottom of the second adjusting wheel 54 corresponding to the other bent plate 51, specifically referring to the connection mode of fig. 4, the pulley 52 is positioned in the middle of the inclined plane of the protruding part 42 in an initial state, so that tension can be adjusted in an up-and-down movement mode, and the first slideway 2 and the second slideway 3 are used for limiting;

in the operation process, if the pressure sensor on the adjusting wheel senses that the pressure increase exceeds the maximum threshold value, the chain 6 needs to be properly loosened, the driving part 44 is started, the driving sliding plate 41 moves upwards along the first slideway 2 and the second slideway 3, so that the pulley 52 slides downwards along the inclined plane of the protrusion part 42, namely the two second adjusting wheels 54 are driven to expand outwards, the two first adjusting wheels 53 contract inwards, the chain 6 is loosened, and the tension of the chain 6 is reduced;

if the pressure sensors on the adjusting wheels sense that the pressure reduction exceeds the minimum threshold value, at this time, the chain 6 needs to be properly tensioned, the driving part 44 is started, the sliding plate 41 is driven to move downwards along the first slideway 2 and the second slideway 3, so that the pulley 52 slides upwards along the inclined surface of the protrusion part 42, namely, the two second adjusting wheels 54 are driven to contract inwards, the two first adjusting wheels 53 expand outwards, and the chain 6 is tensioned, so that the tension of the chain 6 is increased;

when the regulating wheel moves, the regulating wheel does not move horizontally in a pure left-right mode, and under the driving of the bent plate 51 arranged by the structure, the regulating wheel moves in the moving process in the horizontal direction and the vertical direction, so that the chain 6 is quickly tensioned and relaxed.

Example two: referring to fig. 4, the present embodiment is different from the first embodiment in that: when the tension adjusting device is used, the chain 6 sequentially penetrates through the top of the first adjusting wheel 53 corresponding to one bent plate 51, the bottom of the second adjusting wheel 54 corresponding to the other bent plate 51 and the top of the first adjusting wheel 53 corresponding to the other bent plate 51, specifically referring to the connection mode of fig. 4, the pulley 52 is positioned in the middle of the inclined plane of the protruding part 42 in an initial state, so that tension can be adjusted by moving up and down, and the first slideway 2 and the second slideway 3 are used for limiting;

in the operation process, if the pressure sensor on the adjusting wheel senses that the pressure increase exceeds the maximum threshold value, the chain 6 needs to be properly loosened, the driving part 44 is started, the driving sliding plate 41 moves downwards along the first slideway 2 and the second slideway 3, so that the pulley 52 slides upwards along the inclined plane of the protrusion part 42, namely the two second adjusting wheels 54 are driven to contract inwards, the two first adjusting wheels 53 expand outwards, and the chain 6 is loosened, so that the tension of the chain 6 is reduced;

if the pressure sensors on the adjusting wheels sense that the pressure decreases beyond the minimum threshold value, and at this time, the chain 6 needs to be tensioned appropriately, the driving member 44 is started, the driving sliding plate 41 moves upwards along the first slideway 2 and the second slideway 3, so that the pulley 52 slides downwards along the inclined surface of the protrusion member 42, that is, the two second adjusting wheels 54 are driven to expand outwards, the two first adjusting wheels 53 contract inwards, and the chain 6 is tensioned, thereby increasing the tension of the chain 6.

The foregoing is merely an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principle of the present invention should fall within the protection scope of the present invention.

Claims

1. The utility model provides an elevator conveying chain tension adjusting device, a serial communication port, including notch plate (1), notch plate (1) middle part from the top down sets gradually first slide (2) and second slide (3), first slide (2) with sliding connection removes subassembly (4) in second slide (3), remove subassembly (4) both sides cooperation and connect adjusting part (5), adjusting part (5) middle part is rotated and is connected notch plate (1), just chain (6) are connected in the cooperation respectively at the both ends of adjusting part (5).

2. The tension adjusting device of a hoist chain according to claim 1, characterized in that the first slideway (2) and the second slideway (3) are not in contact, and a space is formed between the first slideway and the second slideway for the moving component (4) to move.

3. The tension adjusting device of the elevator conveying chain as claimed in claim 1, wherein the moving assembly (4) comprises a sliding plate (41), the top and the bottom of the sliding plate (41) can be respectively connected with the first slideway (2) and the second slideway (3) in a sliding manner, and two sides of the middle part of the sliding plate (41) are provided with protruding members (42) with right-angled trapezoidal cross sections, and the inclined surfaces of the side surfaces of the protruding members (42) are matched with and connected with the adjusting assembly (5) in a sliding manner.

4. The tension adjusting device of the elevator conveying chain as claimed in claim 3, wherein a flexible member is arranged on the top plane of the protruding member (42), an opening is arranged on the bottom plane of the protruding member (42), a slot (43) is formed between the opening and the sliding plate (41), and the slot (43) is connected with the protruding block (31) on the top of the second slideway (3) in a matching manner.

5. The tension adjusting device of a hoist chain according to claim 4, characterized in that the bottom of the slide plate (41) is connected with a driving member (44).

6. The tension adjusting device of the conveying chain of the elevator as claimed in claim 3, wherein the adjusting assembly (5) comprises symmetrically arranged bent plates (51), the middle parts of the bent plates (51) are rotatably connected with the side surfaces of the trough plate (1), the concave surfaces of the two bent plates (51) correspond to each other, the bottom parts of one side surfaces of the two bent plates (51) are respectively rotatably connected with pulleys (52), the pulleys (52) are respectively matched with and slidably connected with the sliding grooves on the inclined surface of the protruding member (42), and the top parts and the bottom parts of the other side surfaces of the two bent plates (51) are respectively rotatably connected with the first adjusting wheels (53) and the second adjusting wheels (54).

7. The tension adjusting device of a hoist chain according to claim 6, characterized in that at least one of the first adjusting wheel (53) and the second adjusting wheel (54) is provided with a pressure sensor.