阅读说明：本技术 一种可调式欧式单梁葫芦运行限位安装结构 (Adjustable European style single-beam hoist operation limiting and mounting structure ) 是由 胡哲涛 张三豹 周小飞 范武军 马玲 于 2020-05-22 设计创作，主要内容包括：本发明涉及起单梁起重机技术领域,具体涉及一种可调式欧式单梁葫芦运行限位安装结构,包括设置在葫芦滑线C型轨上的葫芦限位挡杆和葫芦,葫芦限位挡杆和葫芦滑线C型轨上通过第一吊卡固定安装,葫芦限位挡杆包含有左侧停车限位档杆、左侧减速限位档杆、右侧停车限位档杆、右侧减速限位档杆；葫芦的侧边设置有小车导电架,小车导电架上通过第二吊卡和葫芦运行限位底座固定连接,葫芦运行限位底座上固定连接有限位开关；本装置十字拨架开关的十字限位碰到减速限位档杆时,葫芦运行降至低速运行,碰到停车限位档杆时停车,彻底杜绝葫芦高速碰撞葫芦车档。总而言之,本发明具有制作简单、安装方便、使用安全的优点。(The invention relates to the technical field of single-beam cranes, in particular to an adjustable European-style single-beam hoist operation limiting and mounting structure which comprises a hoist limiting stop lever and a hoist which are arranged on a hoist slide line C-shaped rail, wherein the hoist limiting stop lever and the hoist slide line C-shaped rail are fixedly mounted through a first elevator, and the hoist limiting stop lever comprises a left parking limiting stop lever, a left deceleration limiting stop lever, a right parking limiting stop lever and a right deceleration limiting stop lever; a trolley conductive frame is arranged on the side edge of the hoist, the trolley conductive frame is fixedly connected with a hoist operation limiting base through a second elevator, and a limiting switch is fixedly connected to the hoist operation limiting base; when the cross limit of the cross dial switch of the device is contacted with the speed reduction limit stop lever, the hoist operates to be reduced to low-speed operation, and the hoist stops when contacted with the parking limit stop lever, so that the high-speed collision of the hoist on a hoist stop is thoroughly avoided. In summary, the invention has the advantages of simple manufacture, convenient installation and safe use.)

1. The utility model provides a spacing mounting structure of european style monospar calabash operation with adjustable, is including setting up spacing pin of calabash and the calabash on calabash slide wire C type rail, its characterized in that: the hoist limiting stop lever and the hoist slide line C-shaped rail are fixedly installed through a first elevator, and the hoist limiting stop lever comprises a left parking limiting stop lever, a left deceleration limiting stop lever, a right parking limiting stop lever and a right deceleration limiting stop lever; the side of calabash is provided with the electrically conductive frame of dolly, electrically conductive frame of dolly is last through second elevator and calabash operation limiting base fixed connection, fixedly connected with limit switch on the calabash operation limiting base.

2. The adjustable european style single beam block operation limit mounting structure of claim 1, wherein: and a left side parking limiting gear lever, a left side deceleration limiting gear lever, a right side parking limiting gear lever and a right side deceleration limiting gear lever are sequentially arranged on the C-shaped rail of the hoist slide line from left to right.

3. The adjustable european style single beam block operation limit mounting structure of claim 1, wherein: the limit switch is a cross toggle switch.

4. The adjustable european style single beam block operation limit mounting structure of claim 1, wherein: the first elevator is symmetrically arranged by two Z-shaped metal plates, a first connecting plate, a hoist limiting stop lever and a second connecting plate are sequentially arranged at the upper end of each Z-shaped metal plate, and the Z-shaped metal plates, the first connecting plates, the hoist limiting stop levers and the second connecting plates are fixedly connected through bolt sets.

5. The adjustable european style single beam block operation limit mounting structure of claim 1, wherein: the second elevator is symmetrically arranged by two Z-shaped metal plates, a first connecting plate, a Z-shaped connecting plate and a second connecting plate are sequentially arranged at the upper end of each Z-shaped metal plate, and the Z-shaped metal plates, the first connecting plates, the Z-shaped connecting plates and the second connecting plates are fixedly connected through bolt sets.

Technical Field

The invention relates to the technical field of single-beam cranes, in particular to an adjustable European-style single-beam hoist operation limiting and mounting structure.

Background

On a single-beam crane, due to the limitation of the installation position, a hoist is not generally installed for running limitation, when the hoist is stopped at the left and right sides for limitation, the hoist is completely visually observed by a crane operator, the operation of the hoist is out of control easily due to the carelessness or fatigue of the operator, the hoist collides with a limit stop of the hoist at a high speed, the stop falls off due to large impact, and safety accidents are caused; therefore, a single-beam hoist operation limiting installation structure is needed, so that the situation that the hoist runs out of control and collides with a limit stop of the hoist at a high speed is avoided.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an adjustable European-style single-beam hoist operation limiting installation structure which is simple to manufacture, convenient to install and safe to use.

In order to achieve the purpose, the technical scheme of the invention is as follows: an adjustable European-style single-beam hoist operation limiting installation structure comprises a hoist limiting stop lever and a hoist which are arranged on a hoist slide line C-shaped rail, wherein the hoist limiting stop lever and the hoist slide line C-shaped rail are fixedly installed through a first elevator, and the hoist limiting stop lever comprises a left parking limiting stop lever, a left deceleration limiting stop lever, a right parking limiting stop lever and a right deceleration limiting stop lever; the side of calabash is provided with the electrically conductive frame of dolly, electrically conductive frame of dolly is last through second elevator and calabash operation limiting base fixed connection, fixedly connected with limit switch on the calabash operation limiting base.

Furthermore, a left side parking limiting gear lever, a left side deceleration limiting gear lever, a right side parking limiting gear lever and a right side deceleration limiting gear lever are sequentially arranged on the C-shaped rail of the hoist slide line from left to right, and the positions of the left side parking limiting gear lever, the left side deceleration limiting gear lever, the right side parking limiting gear lever and the right side deceleration limiting gear lever can be adjusted according to actual conditions on site.

Furthermore, limit switch is the cross and dials a switch, when the cross of cross dial a switch and touch speed reduction limit shelves pole, the calabash operation drops to low-speed operation, stops when touching the spacing shelves pole of parking, through speed reduction limit shelves pole and the spacing shelves pole two-stage spacing of parking, thoroughly stops the calabash high-speed collision calabash car shelves.

Further, first elevator is set up by two Z type metal sheet symmetries, the upper end of Z type metal sheet has set gradually first connecting plate, the spacing pin of calabash, second connecting plate, and Z type metal sheet, first connecting plate, the spacing pin of calabash, second connecting plate pass through bolt group fixed connection, and first elevator fixes the spacing pin of calabash on calabash slide line C type rail, through not hard up bolt group, can adjust the position of the spacing pin of calabash on calabash slide line C type rail.

Furthermore, the second elevator is symmetrically arranged by two Z-shaped metal plates, a first connecting plate, a Z-shaped connecting plate and a second connecting plate are sequentially arranged at the upper end of each Z-shaped metal plate, and the Z-shaped metal plates, the first connecting plate, the Z-shaped connecting plate and the second connecting plate are fixedly connected through bolt sets.

The invention has the beneficial effects that: this device fixes the spacing pin of calabash on calabash slide-wire C type rail through first elevator, through not hard up bolt group, can adjust the position of the spacing pin of calabash on calabash slide-wire C type rail, convenient to use. Fixedly connected with limit switch on the spacing base of calabash operation, limit switch are the cross and dial a switch, when the cross of frame switch is dialled to the cross spacing when touchhing down spacing shelves pole, the calabash operation is fallen to low-speed operation, parks when touchhing down spacing shelves pole, and it is spacing through speed reduction spacing shelves pole and the spacing shelves pole two-stage of parkking, thoroughly stops the calabash high-speed collision calabash car shelves. The whole device is simple to manufacture and convenient to install, releases crane operators and avoids potential safety hazards. In summary, the invention has the advantages of simple manufacture, convenient installation and safe use.

Drawings

FIG. 1 is a top view of an adjustable European style single-beam hoist operation limiting installation structure of the present invention;

FIG. 2 is a front view of an adjustable European style single-beam hoist operation limit mounting structure of the present invention;

FIG. 3 is an enlarged view of A in FIG. 1;

FIG. 4 is a structural diagram of a first elevator in the adjustable European style single-beam hoist operation limiting installation structure;

FIG. 5 is a structural diagram of a second elevator in the adjustable European style single-beam hoist operation limiting installation structure;

wherein: 1-a hoist slide line C-shaped rail, 2-a hoist limiting stop lever, 21-a left side parking limiting stop lever, 22-a left side deceleration limiting stop lever, 23-a right side parking limiting stop lever, 24-a right side deceleration limiting stop lever, 25-a first elevator, 31-a hoist, 32-a limiting switch, 33-a hoist operation limiting base, 34-a trolley conductive frame and 35-a second elevator.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

As shown in fig. 1-4, an adjustable european style single-beam hoist operation limiting installation structure comprises a hoist limiting stop lever 2 and a hoist 31 which are arranged on a hoist slide line C-shaped rail 1, wherein the hoist limiting stop lever 2 and the hoist slide line C-shaped rail 1 are fixedly installed through a first elevator 25. The first elevator 25 is symmetrically arranged by two Z-shaped metal plates, the upper end of each Z-shaped metal plate is sequentially provided with a first connecting plate, a hoist limiting stop lever 2 and a second connecting plate, and the two Z-shaped metal plates are fixedly connected with the first connecting plate, the hoist limiting stop lever 2 and the second connecting plate through bolt sets, so that the hoist slide line C-shaped rail 1 is arranged between the two Z-shaped metal plates. Through not hard up bolt group, can adjust the position of first elevator 25 on calabash slide wire C type rail 1 to the position of adjustment calabash spacing pin 2 on calabash slide wire C type rail 1. The hoist limit stop lever 2 comprises a left stop limit stop lever 21, a left deceleration limit stop lever 22, a right stop limit stop lever 23 and a right deceleration limit stop lever 24. The left parking limit gear lever 21, the left deceleration limit gear lever 22, the right parking limit gear lever 23 and the right deceleration limit gear lever 24 are sequentially arranged on the hoist slide line C-shaped rail 1 from left to right, and the positions of the left parking limit gear lever 21, the left deceleration limit gear lever 22, the right parking limit gear lever 23 and the right deceleration limit gear lever 24 can be adjusted according to actual field conditions.

As shown in fig. 1, 2, 3 and 5, a trolley conductive frame 34 is arranged on the side edge of the hoist 31, the trolley conductive frame 34 is fixedly connected with a hoist operation limiting base 33 through a second elevator 35, the second elevator 35 is symmetrically arranged by two Z-shaped metal plates, a first connecting plate, a Z-shaped connecting plate and a second connecting plate are sequentially arranged at the upper end of each Z-shaped metal plate, and each Z-shaped connecting plate is composed of a first horizontal part, a vertical part and a second horizontal part. The Z-shaped metal plates, the first connecting plate, the first horizontal part of the Z-shaped connecting plate and the second connecting plate are fixedly connected through the bolt group, so that the trolley conductive frame 34 is arranged between the two Z-shaped metal plates. By loosening the bolt sets, the position of the second elevator 35 on the trolley conductor frame 34 can be adjusted. A hoist operation limiting base 33 is fixedly arranged on the second horizontal part. Fixedly connected with limit switch 32 on calabash operation limit base 33, limit switch 32 is the cross and dials a switch, and when the cross of frame switch was dialled to the cross was spacing to touch the spacing shelves pole of slowing down, calabash 31 operation was fallen to low-speed operation, parks when touching the spacing shelves pole of stopping, and it is spacing through the spacing shelves pole of slowing down and the spacing shelves pole two-stage of stopping, thoroughly stops 31 high-speed collision calabash car shelves of calabash.

The operation process of the invention is as follows: according to actual needs, a proper position is selected to be installed with a hoist limiting stop lever on the hoist slide line C-shaped rail, the hoist limiting stop lever is connected with an elevator, the hoist slide line C-shaped rail is fixed in the elevator, and the positions of the left side parking limiting stop lever, the left side deceleration limiting stop lever, the right side parking limiting stop lever and the right side deceleration limiting stop lever can be adjusted according to actual conditions on site. And selecting a proper position on the trolley conducting frame according to actual needs to install a limit switch.

The invention has the beneficial effects that: this device fixes the spacing pin of calabash on calabash slide-wire C type rail through first elevator, through not hard up bolt group, can adjust the position of the spacing pin of calabash on calabash slide-wire C type rail, convenient to use. Fixedly connected with limit switch on the spacing base of calabash operation, limit switch are the cross and dial a switch, when the cross of frame switch is dialled to the cross spacing when touchhing down spacing shelves pole, the calabash operation is fallen to low-speed operation, parks when touchhing down spacing shelves pole, and it is spacing through speed reduction spacing shelves pole and the spacing shelves pole two-stage of parkking, thoroughly stops the calabash high-speed collision calabash car shelves. The whole device is simple to manufacture and convenient to install, releases crane operators and avoids potential safety hazards. In summary, the invention has the advantages of simple manufacture, convenient installation and safe use.