CN214192313U

CN214192313U - Insulating hoisting accessory is used to rail mounted crane

Info

Publication number: CN214192313U
Application number: CN202021737171.XU
Authority: CN
Inventors: 胡小雷; 曹亚楠; 王丽芳; 陈延美; 杨阿盼; 冯双双
Original assignee: Henan Zhongche Heavy Equipment Co ltd
Current assignee: Henan Zhongche Heavy Equipment Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-09-14
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses an insulating hoisting device for a rail crane, which comprises a supporting arm, an insulating telescopic suspension arm, an inclined upright post and a rotating chassis, wherein one side of the rotating chassis is fixedly connected with the supporting arm, the other end of the supporting arm, which is far away from the rotating chassis, is articulated with the insulating telescopic suspension arm, the inside of the supporting arm is fixedly connected with an electric hoisting winch, the other side of the supporting arm on the rotating chassis is articulated with the insulating telescopic suspension arm through an inclined telescopic post, the outer surface of the insulating telescopic suspension arm, the outer surface of the inclined telescopic post and the telescopic part are both coated with insulating layers, the tail end of the insulating telescopic suspension arm is fixedly connected with a fixing part, the lower end of the fixing part is provided with a lifting hook, a steel wire rope is wound in the electric hoisting winch, the steel wire rope is wound with the lifting hook through the fixing part and is connected with the lifting hook, the utility model has the function of preventing the electric leakage of an overhead line, the swing of the lifting hook is small, and the operation range is large.

Description

Insulating hoisting accessory is used to rail mounted crane

Technical Field

The utility model relates to a rail mounted crane technical field specifically is an insulating hoisting accessory is used to rail mounted crane.

Background

At present, with the development of mechanization of mining equipment, the requirement on hoisting operation of a rail crane is higher and higher, the requirement on increasing the degree of mechanization is required, the labor intensity of workers is reduced, and the working efficiency is improved.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an insulating hoisting accessory for rail mounted crane, can avoid the crane davit touching overhead line electric leakage when marcing on the track that has the overhead line, eliminate the potential safety hazard, the lifting hook amplitude of oscillation is little, and operating range is big, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an insulated hoisting device for a rail crane comprises a supporting arm, an insulated telescopic suspension arm, an inclined upright post and a rotating chassis, one side of the rotary chassis is fixedly connected with a supporting arm, the other end of the supporting arm far away from the rotary chassis is hinged with an insulated telescopic suspension arm, an electric lifting winch is fixedly connected in the supporting arm, the other side of the rotating chassis positioned on the supporting arm is hinged with an insulating telescopic boom through an inclined telescopic column, the outer surface of the insulating telescopic boom, the outer surface of the inclined telescopic column and the telescopic part are all coated with insulating layers, the tail end of the insulating telescopic boom is fixedly connected with a fixing piece, the lower end of the fixed part is provided with a lifting hook, the right side wall of the fixed part is fixedly connected with a fixed hook, and a steel wire rope is wound in the electric lifting winch and is connected with the lifting hook in a winding way through a fixing piece.

Furthermore, the lower surface of the rotating chassis is rotatably connected to the upper surface of the supporting seat, a hydraulic motor is fixedly connected to the inner portion of the supporting seat, and the hydraulic motor is fixedly connected with the rotating chassis through a speed reducer.

Furthermore, the thickness of the insulating layer is 5-8mm, and both sides of the lower surface of the insulating telescopic boom are fixedly connected with guide pulley blocks.

Compared with the prior art, the beneficial effects of the utility model are that: this insulating hoisting accessory for rail mounted crane, insulating flexible davit extension or shrink when electric hoisting winch releases or draws the steel wire rope, electric hoisting winch and insulating flexible davit operate simultaneously, realize the small range swing of insulating flexible davit in the vertical direction and can realize the removal by a wide margin of lift hook, effectively compensate rail mounted crane fuselage to the swing amplitude influence of lifting hook in the vertical direction, through the insulating layer, davit touching overhead line electric leakage when having avoided the crane to advance on the track of overhead line, eliminate the potential safety hazard, through angle and the last strong point of adjustment oblique flexible post, furthest's increase insulating flexible davit lifts by crane load and working radius, drive the rotation chassis through hydraulic motor and rotate, realize the crane and lift by crane the crane operation in the radius range of operation, increase the working range.

Drawings

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

fig. 2 is the schematic view of the structure of the insulated telescopic boom of the present invention.

In the figure: the device comprises a supporting arm 1, an insulating telescopic boom 2, an inclined telescopic column 3, a rotary chassis 4, an electric lifting winch 5, a steel wire rope 6, a fixed lifting hook 7, a lifting hook 8, a hydraulic motor 10, a supporting seat 11, a guide pulley block 12 and an insulating layer 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Example one

Referring to fig. 1-2, the present invention provides a technical solution: an insulating hoisting device for a rail crane comprises a supporting arm 1, an insulating telescopic suspension arm 2, an oblique upright column 3 and a rotary chassis 4, wherein one side of the rotary chassis 4 is fixedly connected with the supporting arm 1, the other end of the supporting arm 1, which is far away from the rotary chassis 4, is hinged with the insulating telescopic suspension arm 2, an electric hoisting winch 5 is fixedly connected in the supporting arm 1, the other side, which is positioned on the supporting arm 1, of the rotary chassis 4 is hinged with the insulating telescopic suspension arm 2 through the oblique telescopic column 3, insulating layers 13 are respectively coated on the outer surface of the insulating telescopic suspension arm 2, the outer surface of the oblique telescopic column 3 and the telescopic parts, a fixing part is fixedly connected at the tail end of the insulating telescopic suspension arm 2, a lifting hook 8 is arranged at the lower end of the fixing part, a fixing hook 7 is fixedly connected on the right side wall of the fixing part, and a steel wire rope 6 is wound in the electric hoisting winch 5, the steel wire rope 6 is connected with the lifting hook 8 in a winding way through a fixing part, the supporting arm 1 is provided with a PLC controller and a signal receiver, the PLC controller and the signal receiver are electrically connected with an external power supply, the insulating telescopic boom 2 and the inclined telescopic column 3 are connected with an external hydraulic pump through hydraulic pipes, the electric lifting winch 5, the hydraulic motor 10 and the external hydraulic pump are electrically connected with the PLC controller, the supporting arm 1, the insulating telescopic boom 2, the inclined telescopic column 3 and the rotating chassis 4 form a four-bar mechanism, power is transmitted to the insulating telescopic boom through the extension and retraction of the inclined telescopic column 3, the insulating telescopic boom 2 extends or contracts while the electric lifting winch 5 releases or retracts the steel wire rope 6, the electric lifting winch 5 and the insulating telescopic boom 2 operate simultaneously, and the small-amplitude swing of the insulating telescopic boom in the vertical direction can be realized, namely the lifting hook 8 can move greatly, effectively compensate the rail mounted crane fuselage to the lifting hook at the ascending range of oscillation influence of vertical direction, the selection as required, can use electronic lifting winch 5 adjustment lift lifting hook 8, also can directly hang the material on fixed lifting hook 7, it is nimble convenient to use, through insulating layer 13, davit touching overhead line electric leakage when having avoided the crane to advance on the track of overhead line, eliminate the potential safety hazard, through angle and the last support point of adjustment oblique flexible column 3, furthest's increase insulating telescopic boom 2 lifts by crane load and working radius.

Further, the lower surface of the rotating chassis 4 is rotatably connected to the upper surface of the supporting seat 11, the hydraulic motor 10 is fixedly connected to the inner side of the supporting seat 11, the hydraulic motor 10 is fixedly connected to the rotating chassis 4 through the speed reducer, the hydraulic motor 10 is electrically connected to the PLC controller, the rotating chassis 4 is driven to rotate through the hydraulic motor 10, the crane can lift in the operation radius range, and the operation range is enlarged.

Furthermore, the thickness of the insulating layer 13 is 5-8mm, the two sides of the lower surface of the insulating telescopic boom are fixedly connected with guide pulley blocks 12, the steel wire rope 6 can be guided by the guide pulley blocks 12, and the steel wire rope 6 is more stably released and drawn.

When in use: through the controller that the outside was equipped with, make hydraulic motor 10 drive rotary chassis 4 rotate to suitable position, insulating flexible davit 2 extension when electric hoisting winch 5 releases steel wire rope 6, also can make the shrink of oblique upright flexible post 2 adjust insulating flexible davit 2 angle simultaneously, after insulating flexible davit 2 extends to suitable position, electric hoisting winch 5 continues to release steel wire rope 6, hang the material on lift lifting hook 8, electric hoisting winch 5 receives and draws steel wire rope 6 and make the material rise, hydraulic motor 10 drives rotary chassis 4 and rotates once more and makes the material remove to suitable position after, place the material through electric hoisting winch 5, also can directly hang the material on fixed lifting hook 7 as required.

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.

Claims

1. The utility model provides a rail mounted is insulating hoisting accessory for crane, includes support arm, insulating flexible davit, oblique stand and rotating chassis, its characterized in that: the lifting mechanism is characterized in that a supporting arm is fixedly connected to one side of the rotary chassis, the other end, far away from the rotary chassis, of the supporting arm is hinged to an insulating telescopic suspension arm, an electric lifting winch is fixedly connected to the inside of the supporting arm, the other side, located on the supporting arm, of the rotary chassis is hinged to the insulating telescopic suspension arm through an oblique telescopic column, the outer surface of the insulating telescopic suspension arm and the outer surface and the telescopic portion of the oblique telescopic column are both coated with insulating layers, a fixing part is fixedly connected to the tail end of the insulating telescopic suspension arm, a lifting hook is arranged at the lower end of the fixing part, a fixing hook is fixedly connected to the right side wall of the fixing part, a steel wire rope is wound in the electric lifting winch, and the steel wire rope is connected with the lifting hook in a winding mode through the fixing part.

2. An insulating lifting device for a rail-mounted crane according to claim 1, characterized in that: the lower surface of the rotary chassis is rotatably connected to the upper surface of the supporting seat, the inner fixed connection of the supporting seat is provided with a hydraulic motor, and the hydraulic motor is fixedly connected with the rotary chassis through a speed reducer.

3. An insulating lifting device for a rail-mounted crane according to claim 1, characterized in that: the thickness of the insulating layer is 5-8mm, and the two sides of the lower surface of the insulating telescopic suspension arm are fixedly connected with guide pulley blocks.