CN219118887U

CN219118887U - Lifting chain steering device

Info

Publication number: CN219118887U
Application number: CN202223225699.0U
Authority: CN
Inventors: 吴国平
Original assignee: Wuxi Nianhuawan Culture Investment Development Co ltd
Current assignee: Wuxi Nianhuawan Cultural Tourism Development Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-06-02
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a lifting chain steering device, which relates to the technical field of chain steering equipment and comprises a lower cover plate, wherein an upper cover plate is arranged above the lower cover plate, a steering assembly is arranged between the lower cover plate and the upper cover plate and comprises an outer supporting plate and an inner supporting plate, the lower surfaces of the outer supporting plate and the inner supporting plate are fixedly connected with the upper surface of the lower cover plate, the upper surfaces of the outer supporting plate and the inner supporting plate are fixedly connected with the lower surface of the upper cover plate, a mandrel is rotationally connected between the outer supporting plate and the inner supporting plate, two bearings are fixedly sleeved on the surface of the mandrel, grooved wheels are fixedly sleeved on the outer parts of the bearings, the steering assembly is arranged, so that the steering of a lifting chain is conveniently realized through the cooperation between the grooved wheels and the bearings when the lifting chain steering device is used, and a plurality of steering assemblies are arranged, and meanwhile, the same lifting chain can be placed in different steering assemblies, so that the movement directions of the lifting chain are changed.

Description

Lifting chain steering device

Technical Field

The utility model relates to the technical field of chain steering equipment, in particular to a lifting chain steering device.

Background

Some large-scale performance stage in order to improve the performance effect, can set up the stage that goes up and down generally, the stage that goes up and down mainly realizes through lifting means, in order to reduce the altitude space that lifting means occupy, among the prior art, the lift function of stage is realized to the lift chain that often uses, wherein the lift chain when using, when needing to cooperate turning to the device to can change the direction of motion of lift chain, among the prior art, turning to equipment still has following not enough when using: when the steering device is used, the steering device can only steer the lifting chain in a fixed direction, and the steering device cannot steer the lifting chain in multiple directions, so that the use is inconvenient. Accordingly, one skilled in the art would be able to provide a lift chain steering device that solves the problems set forth in the background above.

Disclosure of Invention

The utility model aims to provide a lifting chain steering device, which is convenient for driving a lifting chain to steer in multiple directions when in use by arranging a steering assembly, and simultaneously is convenient for synchronously driving a plurality of lifting chains to steer when in use so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a lifting chain turns to device, includes the apron down, and the top of apron is provided with the upper cover plate down, be provided with between apron and the upper cover plate down and turn to the subassembly, turn to the subassembly and be provided with a plurality ofly to the midpoint of apron down is with the axle center equidistance distribution, turn to the subassembly and include outer backup pad and interior backup pad, the lower surface of outer backup pad and interior backup pad and the last fixed surface of apron down are connected, the upper surface of outer backup pad and interior backup pad and the lower fixed surface of upper cover plate are connected, rotate between outer backup pad and the interior backup pad and be connected with the dabber, the fixed surface of dabber has cup jointed two bearings, the fixed sheave that has cup jointed of outside of bearing.

As still further aspects of the utility model: the inner part of the mandrel is provided with an oil cup, the surface of the mandrel is positioned on the inner part of the outer support plate and the inner support plate, a shaft sleeve is fixedly sleeved on the inner part of the outer support plate and the inner support plate, and the side edges of the shaft sleeve are respectively abutted against the side edges of the outer support plate and the inner support plate.

As still further aspects of the utility model: one side of the outer supporting plate is detachably provided with a stop plate through a bolt, and the side edge of the stop plate is clamped inside the mandrel.

As still further aspects of the utility model: the bearing cover is arranged on two sides of the bearing, and covers the joint of the inner ring and the outer ring of the bearing and the joint of the outer ring of the bearing and the grooved pulley.

As still further aspects of the utility model: and the joint of the two bearings is provided with an elastic retainer ring, and the inside of the bearing cover is provided with an O-shaped ring.

As still further aspects of the utility model: wherein, there is certain clearance between both sides of bearing and sheave and outer backup pad and the interior backup pad.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the steering assembly is arranged, so that the steering of the lifting chain is realized through the cooperation between the grooved pulley and the bearing when the lifting chain is used, and the steering assembly is arranged, so that the lifting chain is driven to steer simultaneously, and meanwhile, the same lifting chain can be placed in different steering assemblies, so that the movement directions of the lifting chain are changed.

2. According to the utility model, the bearing and the two sides of the grooved pulley are respectively separated from the outer support plate and the inner support plate by a certain distance, so that the grooved pulley and the bearing are prevented from being in contact with the outer support plate and the inner support plate in the rotating process, thereby causing overlarge friction force and being inconvenient to use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is a schematic cross-sectional view of the present utility model;

fig. 5 is an enlarged view at a in fig. 4.

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. a lower cover plate; 2. an upper cover plate; 3. a steering assembly; 31. an outer support plate; 32. an inner support plate; 33. a mandrel; 331. an oil cup; 332. a shaft sleeve; 34. a bearing; 341. a bearing cap; 35. a sheave; 36. a circlip; 37. an O-ring; 38. and a stop plate.

Detailed Description

Please refer to fig. 1, which is a schematic structural diagram of a lift chain steering device, the device includes a lower cover plate 1, an upper cover plate 2 is disposed above the lower cover plate 1, a steering assembly 3 is disposed between the lower cover plate 1 and the upper cover plate 2, so as to change the direction of the lift chain when in use.

As shown in fig. 1, fig. 2, fig. 4 and fig. 5, the steering assembly 3 comprises an outer support plate 31 and an inner support plate 32, the lower surfaces of the outer support plate 31 and the inner support plate 32 are fixedly connected with the upper surface of the lower cover plate 1, the upper surfaces of the outer support plate 31 and the inner support plate 32 are fixedly connected with the lower surface of the upper cover plate 2, a mandrel 33 is rotatably connected between the outer support plate 31 and the inner support plate 32, two bearings 34 are fixedly sleeved on the surface of the mandrel 33, a sheave 35 is fixedly sleeved on the outer side of the bearings 34, and when the steering assembly is used, one end of a lifting chain passes through the sheave 35 and the other end of the lifting chain passes out from the other side of the sheave 35, so that the original downward movement direction of the lifting chain can be changed into upward movement, namely the original movement direction of the lifting chain is changed.

In this embodiment, the steering components 3 are provided with a plurality of, and the midpoints of the lower cover plate 1 are distributed with the same distance in the axis, so that when in use, the lifting chains can be put into the plurality of steering components 3, so that the movement direction of the plurality of lifting chains can be changed at one time, and meanwhile, the plurality of steering components 3 are provided, and when in use, the lifting chains are placed in different steering components 3, and the movement direction of the lifting chains can be changed. Thereby being convenient for further expanding the application range of the device when in use.

In this embodiment, the internally mounted of dabber 33 has oil cup 331, be convenient for increase lubricating oil to the inside of dabber 33 when using to can prolong the life of device to a certain extent, the fixed axle sleeve 332 that has cup jointed in the inside that just is located outer backup pad 31 and interior backup pad 32 of dabber 33 simultaneously, and the side of axle sleeve 332 respectively with outer backup pad 31 and the side looks butt of interior backup pad 32, be convenient for when using, carry out relative spacing to dabber 33, avoid dabber 33 after long-time use, take place the removal in the horizontal direction.

In this embodiment, one side of the outer support plate 31 is detachably equipped with a stop plate 38 through a bolt, and the side edge of the stop plate 38 is clamped inside the mandrel 33, so that when in use, the mandrel 33 is relatively fixed, the mandrel 33 is prevented from synchronously rotating along with the inner ring of the bearing 34, so that the stability of the device is poor, meanwhile, by arranging the stop plate 38, the stop plate 38 is further convenient to take down after lubricating oil is injected into the mandrel 33, the mandrel 33 can be rotated, and thus the lubricating oil can be fully contacted with the annular inner wall of the mandrel 33.

In this embodiment, bearing caps 341 are mounted on both sides of bearing 34, and bearing caps 341 cover the interface between the inner and outer rings of bearing 34 and the connection between the outer ring of bearing 34 and sheave 35, so that dust or foreign matters enter the interface between the inner and outer rings of bearing 34 and the interface between the outer ring of bearing 34 and sheave 35 during use, resulting in excessive friction force and even jamming of bearing 34 by foreign matters, which cannot rotate normally.

In this embodiment, the circlip 36 is installed at the joint of the two bearings 34, and by setting the circlip 36, the bearing 34 can be prevented from moving in the length direction of the mandrel 33 during use, so that the device cannot be used normally, and the O-ring 37 is installed in the bearing cover 341, so that the tightness between the bearing cover 341 and the bearing 34 is further enhanced during use, and the entering of foreign matters into the bearing 34 is avoided.

In this embodiment, there is a certain gap between the two sides of the bearing 34 and the sheave 35 and the outer support plate 31 and the inner support plate 32, so that the friction between the bearing 34 and the outer support plate 31 and between the bearing 34 and the inner support plate 32 can be further reduced when in use.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a lifting chain turns to device, includes lower apron (1), and the top of lower apron (1) is provided with upper cover plate (2), its characterized in that, be provided with between lower apron (1) and upper cover plate (2) and turn to subassembly (3), be provided with a plurality of turning to subassembly (3) to the midpoint of apron (1) distributes with the axle center equidistance down, turn to subassembly (3) including outer backup pad (31) and interior backup pad (32), the upper surface fixed connection of lower apron (1) of the lower surface of outer backup pad (31) and interior backup pad (32), the upper surface of outer backup pad (31) and interior backup pad (32) and the lower surface fixed connection of upper cover plate (2), rotate between outer backup pad (31) and interior backup pad (32) and be connected with dabber (33), the fixed surface of dabber (33) cup joints two bearings (34), the fixed external fixation of bearing (34) cup joints sheave (35).

2. A hoisting chain steering device as claimed in claim 1, characterized in that the inner part of the mandrel (33) is provided with an oil cup (331), the surface of the mandrel (33) is fixedly sleeved with a shaft sleeve (332) at the inner part of the outer support plate (31) and the inner support plate (32), and the side edges of the shaft sleeve (332) are respectively abutted against the side edges of the outer support plate (31) and the inner support plate (32).

3. A hoisting chain steering device as claimed in claim 2, characterized in that one side of the outer support plate (31) is detachably equipped with a stop plate (38) by means of bolts, and that the side edge of the stop plate (38) is clamped inside the spindle (33).

4. A hoisting chain steering device as claimed in claim 1, characterized in that bearing caps (341) are mounted on both sides of the bearing (34), and that the bearing caps (341) cover the interface between the inner and outer rings of the bearing (34) and the connection between the outer ring of the bearing (34) and the sheave (35).

5. A hoisting chain steering device as claimed in claim 1, characterized in that a circlip (36) is mounted at the junction of the two bearings (34), and that an O-ring (37) is mounted inside the bearing cap (341).

6. A hoisting chain steering device as claimed in claim 1, characterized in that there is a certain gap between the two sides of the bearing (34) and sheave (35) and the outer support plate (31) and the inner support plate (32).