CN219217298U

CN219217298U - Electric hoist dolly of operation stability

Info

Publication number: CN219217298U
Application number: CN202223413617.5U
Authority: CN
Inventors: 王鹏辉; 王合永; 石赞佳; 张晓燕; 刘延松
Original assignee: Henan Sanzhi Equipment Technology Co ltd
Current assignee: Henan Sanzhi Equipment Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-06-20
Anticipated expiration: 2032-12-20

Abstract

The utility model relates to an electric hoist trolley with stable operation, which comprises a frame, wherein a chain is arranged at the top end of the frame, a protective shell is arranged at the top end of the chain, rollers are arranged in the protective shell, springs are arranged at two sides of the frame, one side of each spring far away from the frame is fixedly connected with a compression-resistant plate, a winding drum is arranged in the frame, one side of each winding drum is connected with a speed reducer, a steel wire rope is wound on each winding drum, a fixed pulley is arranged on a winding drum shaft rod of each winding drum, a pulley fixed plate is arranged on each steel wire rope, a movable pulley is arranged in each pulley fixed plate, a rope guide is arranged at the lower end of each pulley fixed plate, and a lifting hook is arranged at the bottom of each rope guide.

Description

Electric hoist dolly of operation stability

Technical Field

The utility model relates to crane equipment technology, in particular to an electric hoist trolley with stable operation.

Background

The electric hoist is a hoisting machine commonly applied to industrial production, storage and transportation, and has the characteristics of simple structure, light weight, low manufacturing cost and convenient maintenance compared with other types of cranes of the same specification, and is generally arranged on a single-beam crane, a bridge crane, a portal crane and a suspension crane.

The Chinese patent document with the publication number of CN210163019U discloses an electric hoist trolley, which comprises a frame, a hanger beam, a positioning ring and rollers, wherein the hanger beam is symmetrically arranged on the frame, the hanger beam is arranged as a U and is fixedly connected to the upper end of the frame, the upper end of the hanger beam is fixedly provided with the positioning ring, the positioning ring is internally and rotatably provided with a pin shaft, the rollers are symmetrically and rotatably arranged on the lower side of the frame, the center of the lower end of the frame is provided with a motor placement frame, a driving motor is arranged in the motor placement frame, one side of the frame is also provided with a gear box, bevel gears mutually connected are arranged on the gear box, and the bevel gears are connected with the driving motor and the rollers through positioning shafts; solves the problem that the motor is installed on the side surface of the common moving trolley to generate weight bias.

However, in the prior art, the conventional electric hoist has poor stability of a transmission structure, and the rollers are operated for a long time and severely worn, so that the electric hoist is easy to derail and drop, and in addition, an anti-collision measure is lacked, and once an obstacle is encountered on a cross beam, equipment is easy to damage.

Disclosure of Invention

The utility model aims to provide an electric hoist trolley with stable operation, which is used for solving the problem of poor stability of a transmission structure of a traditional electric hoist.

In order to solve the problems, the utility model provides an electric hoist trolley which runs stably, and the electric hoist trolley comprises a frame, wherein a chain is arranged at the top end of the frame, a protective shell is arranged at the top end of the chain, rollers are arranged in the protective shell, springs are arranged on two sides of the frame, a compression-resistant plate is fixedly connected to one side of the springs, which is far away from the frame, a winding drum is arranged in the frame, a speed reducer is connected to one side of the winding drum, a steel wire rope is wound on the winding drum, a fixed pulley is arranged on a winding shaft rod of the winding drum, a pulley fixing plate is arranged on the steel wire rope, a movable pulley is arranged in the pulley fixing plate, a rope guider is arranged at the lower end of the pulley fixing plate, and a lifting hook is arranged at the bottom of the rope guider.

The electric hoist trolley with stable operation provided by the utility model has the following technical characteristics:

further, the upper end of the protective housing is in a convex shape.

Further, baffles are arranged on two sides of the frame, which are positioned on the winding drum.

Further, the number of the rollers is four, and the four rollers are all arranged on the protective shell.

Further, the rope guide adopts a disc shaft structure.

Further, an anti-falling part is arranged on the lifting hook, and a spring part is arranged in the anti-falling part.

Further, the diameter of the movable pulley is larger than that of the fixed pulley.

Further, a nameplate is arranged on the frame.

The utility model has the following beneficial effects: the protective shell is additionally arranged on the roller, so that the function of protecting the electric hoist trolley is achieved, the stable use and operation of the electric hoist can be ensured, the wind resistance of the roller can be reduced by the protective shell, the friction coefficient of the roller is reduced, and the stability of the electric hoist trolley is improved; and the two sides of the frame are additionally provided with the anti-pressing plates, so that the electric hoist trolley can play a role in protecting once encountering obstacles in the running process of the electric hoist trolley on the cross beam, and the damage caused by collision is reduced.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.

Detailed Description

The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In one embodiment of the electric hoist trolley with stable operation, shown in fig. 1, the electric hoist trolley with stable operation in the embodiment comprises a frame 1, a chain 2 is arranged at the top end of the frame 1, a protective shell 3 is arranged at the top end of the chain 2, rollers 4 are arranged in the protective shell 3, the number of the rollers 4 is four, the four rollers 4 are all arranged on the protective shell 3, springs 111 are arranged on two sides of the frame 1, a compression plate 122 is fixedly connected to one side of the springs 111 far away from the frame 1, a winding drum 5 is arranged in the frame 1, baffles are arranged on two sides of the winding drum 5, a speed reducer 511 is connected to one side of the winding drum 5, a steel wire rope 6 is wound on the winding drum 5, a fixed pulley 7 is arranged on a winding shaft rod of the winding drum 5, a pulley fixed plate 8 is arranged on the steel wire rope guide 6, a movable pulley 801 is arranged in the pulley fixed plate 8, the lower end of the pulley fixed plate 8 is provided with a rope guide 9, and the bottom of the rope guide 9 is provided with a lifting hook 10; and the anti-pressing plates 122 are additionally arranged on the two sides of the frame 1, so that the electric hoist trolley can play a role in protecting once encountering obstacles in the running process of the electric hoist trolley on the cross beam, and the damage caused by collision is reduced.

In one embodiment of the present application, preferably, the upper end of the protective housing 3 is convex, in the present utility model, the protective housing 3 is convex outwards at the upper end, so as to play a role in protection, and the lower end is arc-shaped, so as to reduce the wind resistance of the movement of the roller 4.

In one embodiment of the present application, the rope guide 9 preferably adopts a disc shaft structure, and in the present utility model, the purpose is to reduce the rope shaking frequency and improve the safety factor of cargo lifting.

In one embodiment of the present application, preferably, the hook 10 is provided with a drop preventing member 1001, and a spring member is disposed in the drop preventing member 1001, and in the present utility model, the risk of dropping the lifted object is avoided by the drop preventing member.

In one embodiment of the present application, the movable pulley 801 preferably has a larger diameter than the fixed pulley 7, and the frame 1 is provided with a nameplate.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides an electric hoist dolly of operation stability, includes frame (1), a serial communication port, the top of frame (1) is provided with chain (2), the top of chain (2) is provided with protective housing (3), install gyro wheel (4) in protective housing (3), the both sides of frame (1) are provided with spring (111), one side fixedly connected with compression board (122) of frame (1) are kept away from to spring (111), be provided with reel (5) in frame (1), one side of reel (5) is connected with reduction gear (511), the winding has wire rope (6) on reel (5), install fixed pulley (7) on the reel pole of reel (5), be provided with pulley fixed plate (8) on wire rope (6), be provided with movable pulley (801) in pulley fixed plate (8), the lower extreme of pulley fixed plate (8) is provided with rope guide (9), the bottom of rope guide (9) is provided with lifting hook (10).

2. The electric hoist trolley with stable operation according to claim 1, characterized in that the upper end of the protective shell (3) is convex.

3. The electric hoist trolley with stable operation according to claim 1, characterized in that the frame (1) is provided with baffles on both sides of the winding drum (5).

4. The electric hoist trolley with stable operation according to claim 1, characterized in that the number of the rollers (4) is four, and the four rollers (4) are all installed on the protective shell (3).

5. The electric hoist trolley with stable operation according to claim 1, characterized in that the rope guide (9) adopts a disc shaft structure.

6. The electric hoist trolley with stable operation according to claim 1, characterized in that the lifting hook (10) is provided with an anti-falling member (1001), and a spring member is arranged in the anti-falling member (1001).

7. The stably-operated electric hoist trolley according to claim 1, characterized in that the diameter of the movable pulley (801) is larger than the diameter of the fixed pulley (7).

8. The electric hoist trolley with stable operation according to claim 1, characterized in that a nameplate is arranged on the frame (1).