CN212532114U

CN212532114U - Climb frame with chain self-adaptation turning device

Info

Publication number: CN212532114U
Application number: CN202021094088.5U
Authority: CN
Inventors: 王克平; 顾克伟; 杨东; 丁杰; 王泽宇; 史勇林; 顾峰; 许乔兵
Original assignee: Jiangsu Yunshan Formwork Engineering Co ltd
Current assignee: Jiangsu Yunshan Formwork Engineering Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-02-12
Anticipated expiration: 2030-06-12

Abstract

The utility model relates to a climb frame and turn to device with loop chain self-adaptation, turn to device swing joint on climbing the frame, it is equipped with electric block on the frame to climb, electric block includes the loop chain, the loop chain twines around turn to device and change direction, the electric block main part is connected to the loop chain bottom, the couple of electric block main part is just hanging climb on the frame. The structure can effectively reduce dust and sundries entering the electric hoist main body from the loop chain inlet, thereby reducing chain clamping and chain dropping risks.

Description

Climb frame with chain self-adaptation turning device

Technical Field

The utility model relates to a building climbing frame, concretely relates to climbing frame elevation structure's improvement.

Background

The scaffold is an economical, safe and environment-friendly lifting scaffold which replaces the scaffold used in traditional building construction, and the lifting operation is used for replacing the construction operation of a common scaffold in the air, wherein the lifting of the scaffold is usually completed by using an electric hoist (or an electric hoist).

The electric block on the prior art climbing frame is installed:

1. the electric hoist is hung on a wall, and the double hooks are hung on a climbing frame to lift the climbing frame, so that the position of the electric hoist hung on the wall needs to be adjusted according to the lifting height when the electric hoist is used, and the operation difficulty is high and the workload is high.

2. The hanging circulating electric hoist (for example, Yudiao DHT type positive hanging circulating hoist of Hebei Yudiao hoisting equipment science and technology Limited) is characterized in that two ends of a chain of the electric hoist are fixed on the middle section of a climbing frame and fixed on a wall, and a driving chain rotates to drive the climbing frame to ascend. Every chain of this device electric block all receives the force, and the power of unnecessary production can make the internal force of climbing a structure increase, reduces factor of safety to the main part is installed at construction operation position, influences the operation and electric block more easily receives the injury of colliding with and is attached to the pollution by the concrete simultaneously.

3. The upside-down hanging circulating electric hoist (for example, Yudiao DHT type upside-down hanging circulating hoist of Hebei Yudiao hoisting equipment science and technology Limited company) is characterized in that an electric hoist loop chain is fixed on a climbing frame, a middle section of the electric hoist loop chain is fixedly connected with a wall body, a driving chain rotates to drive the climbing frame to ascend, and the device solves the problems of installation and use of a front-hanging double-hook electric hoist and a hanging circulating electric hoist, but the upside-down hanging circulating electric hoist has the problems that the main body part of the electric hoist is difficult to protect, the protection is basically not provided in actual use, and dust, sundries and the like easily enter the main body part to cause chain clamping and chain breakage.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a loop chain self-adaptive steering device for a climbing frame, which enables an electric hoist to be hung positively.

The utility model discloses a following technical scheme realizes: the utility model provides a climb and use loop chain self-adaptation and turn to device, it is equipped with electric block on the frame to climb, electric block includes the loop chain, turn to device swing joint in climb on the frame, the loop chain twines turn to device and change direction, the electric block main part is connected to the loop chain bottom, the couple of electric block main part is just hanging climb on the frame.

Preferably, the steering device comprises a swing block, the swing block is connected to the climbing frame through a bolt, the ring chain comprises a main chain and an auxiliary chain, one end of the swing block is connected with a main chain steering component through a bolt, the main chain steering component is connected with the main chain, one end of the swing block is connected with an auxiliary chain steering component through a bolt, and the auxiliary chain steering component is connected with the auxiliary chain.

Preferably, the main chain steering component comprises a main fork, the main fork is connected to the swing block through a bolt, a steering gear is connected to a bearing of the main fork, a main steering chain wheel is connected to the steering gear through a bolt, and the main steering chain wheel is meshed with the main chain.

Preferably, the secondary chain steering part comprises a secondary fork, the secondary fork is connected to the swing block through a bolt, a secondary steering sprocket is connected to the secondary fork through a bolt, and the secondary steering sprocket is meshed with the secondary chain.

Preferably, a plurality of electric hoists are mounted on the creeper, and each electric hoist corresponds to one steering device.

Compared with the prior art, the utility model discloses add on the basis of reverse-hanging circulation electric block and turn to the device, change the chain direction, make the electric block main part just hang on climbing the frame, it is big to have solved the protection degree of difficulty of the electric block main part that reverse-hanging circulation electric block exists, and the in-service use does not have the protection basically, and dust, debris etc. get into the safety problem that the main part caused card chain, chain rupture very easily. Meanwhile, the steering device adopts a movable connection mode, so that the main chain steering component and the swinging block synchronously rotate, the lateral force is eliminated, the main chain can freely rotate and be eliminated in the circumferential direction through the main steering chain wheel, the main chain torque is eliminated, the abrasion of the endless chain is reduced, and the risk of chain detachment of the endless chain is reduced.

Drawings

FIG. 1 is a schematic view of the installation position of the structure steering device of the present invention;

FIG. 2 is a schematic view of the steering apparatus in the state where the link chain is subjected to a force;

FIG. 3 is a schematic view of the steering apparatus in the absence of force on the link chain;

in the figure: 1. climbing a frame; 2. a steering device; 3. an electric hoist main body; 4. a cyclic chain; 5. a middle section; 21. swinging a block; 22. a secondary chain steering component; 23. a main chain steering member; 41. a secondary chain; 42. a main chain; 221. a sub-fork; 222. a secondary steering sprocket; 231. a main fork; 232. a diverter; 233. a main steering sprocket.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1-3, a loop chain adaptive steering device for a climbing frame, the steering device 2 is movably connected (e.g., bolted or hinged) to the climbing frame 1, an electric block (e.g., an aerospace carving DHT type inverted hanging circulation elevator of china and institute of science and technology limited, north of river) is arranged on the climbing frame 1, the electric block includes a loop chain 4, the loop chain 4 is wound around the steering device 2 and changes direction, the bottom end of the loop chain 4 is connected to an electric block main body 3, and a hook of the electric block main body 3 is hung on the climbing frame 1. This structure can effectively reduce dust, debris thereby reduce the card chain from the entering of loop chain entering electric block main part 3, takes off the chain risk.

The steering device 2 comprises a swing block 21, the swing block 21 is connected to the climbing frame 1 in a plugging mode, the swing block 21 rotates left and right on the climbing frame 1, the ring chain 4 comprises a main chain 42 and an auxiliary chain 41, the main chain 42 mainly bears tension, the main chain 42 and the auxiliary chain 41 are connected into the ring chain 4 in a closed mode, one end of the swing block 21 is connected with a main chain steering component 23 in a plugging mode, the main chain steering component 23 is connected with the main chain 42 in a plugging mode, one end of the swing block 21 is connected with an auxiliary chain steering component 22 in a plugging mode, and the auxiliary chain steering component 22 is connected with the auxiliary chain 41 in a plugging mode. The main chain steering component 23 comprises a main fork 231, the main fork 231 is inserted and connected to the swing block 21 through a pin, the main fork 231 is connected with a steering gear 232 through a bearing, the steering gear 232 is inserted and connected with a main steering chain wheel 233 through a pin, and the main steering chain wheel 233 is meshed with the main chain 42; the secondary chain steering component 22 comprises a secondary fork frame 221, the secondary fork frame 221 is connected to the swing block 21 in a bolt mode, a secondary steering chain wheel 222 is connected to the secondary fork frame 221 in a bolt mode, and the secondary steering chain wheel 222 is meshed with the secondary chain 41; when the main chain 42 is stressed, if a lateral force exists, the lateral force can automatically enable the main chain steering component 23 and the swinging block 21 to swing synchronously, so that the stress point of the climbing frame 1 and the main chain steering component 23 are self-adaptively kept on the same straight line with the main chain 42, and the lateral force is eliminated. And the main fork 231 and the steering gear 232 are coupled by a bearing so that the main steering sprocket 233 can freely rotate in a circumferential direction, and when the main chain 42 receives a torque, the main steering sprocket 233 automatically rotates in a direction to cancel the torque. By eliminating the side force and torque of the main chain 42, the abrasion of the ring chain 4 is reduced, and the risk of chain dropping of the ring chain 4 is reduced.

Climb and install a plurality ofly on the frame 1 electric block, every electric block corresponds one and installs a steering device 2, through installing a plurality of electric block improvement climb 1 whole lifting capacity and security performance of frame.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a climb and use loop chain self-adaptation steering device, climb and be equipped with electric block on the frame, electric block includes the loop chain, its characterized in that: the steering device is movably connected to the climbing frame, the loop chain is wound on the steering device and changes direction, the bottom end of the loop chain is connected with the electric hoist main body, and the hook of the electric hoist main body is hung on the climbing frame.

2. The endless chain adaptive steering device for a creeper according to claim 1, characterized in that: the steering device comprises a swing block, the swing block is connected to the climbing frame through a bolt, the ring chain comprises a main chain and an auxiliary chain, one end of the swing block is connected with a main chain steering component through a bolt, the main chain steering component is connected with the main chain, one end of the swing block is connected with an auxiliary chain steering component through a bolt, and the auxiliary chain steering component is connected with the auxiliary chain.

3. The endless chain adaptive steering device for a creeper according to claim 2, characterized in that: the main chain steering component comprises a main fork, the main fork is connected to the swing block through a bolt, a steering gear is connected to a bearing of the main fork, the steering gear is connected to a main steering chain wheel through a bolt, and the main steering chain wheel is meshed with the main chain.

4. The endless chain adaptive steering device for a creeper according to claim 2, characterized in that: the auxiliary chain steering component comprises an auxiliary fork frame, the auxiliary fork frame is connected to the swing block through a bolt, an auxiliary steering chain wheel is connected to the auxiliary fork frame through a bolt, and the auxiliary steering chain wheel is meshed with the auxiliary chain.

5. The endless chain adaptive steering device for a creeper according to claim 1, characterized in that: a plurality of electric hoists are installed on the creeper, and each electric hoist corresponds to one steering device.