CN113264447A

CN113264447A - Traction device for travelling crane wheel set

Info

Publication number: CN113264447A
Application number: CN202110635521.4A
Authority: CN
Inventors: 杜国强; 孙中雷; 华启飞
Original assignee: MCC Baosteel Technology Services Co Ltd
Current assignee: MCC Baosteel Technology Services Co Ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-08-17

Abstract

The invention provides a traction device of a travelling crane wheel set, which comprises an underframe, a driving device and a traction device which are arranged on the underframe, and a moving device arranged on the bottom surface of the underframe, wherein the driving device is connected with the moving device; the traction device comprises a traction frame, a support rod and a fastening plate, wherein one end of the traction frame is fixed on the underframe, the support rod is fixed at the other end of the traction frame, and the fastening plate is fixed on the support rod. According to the invention, the fastening plate in the traction device fixes the travelling crane wheel set, when the driving device drives the moving device to act, the moving device drives the travelling crane wheel set traction device to integrally move, and the travelling crane wheel set fixed with the travelling crane wheel set is driven by the traction device to move together, so that the automatic traction of the travelling crane wheel set is realized, the labor cost is saved, and the use is convenient.

Description

Traction device for travelling crane wheel set

Technical Field

The invention relates to the field of replacement operation of a travelling crane wheel set, in particular to a traction device of the travelling crane wheel set.

Background

The crane, the navigation vehicle and the overhead travelling crane are commonly known by people as a crane, and the travelling crane is basically the same as the crane which is called at present. The driving modes of the vehicle are basically two types: one is centralized driving, namely, one motor is used for driving the long transmission shaft to drive the driving wheels at the two sides; the two wheels are driven respectively, namely the driving wheels at the two sides are driven by one motor respectively. The medium and small bridge cranes adopt a three-in-one driving mode that a brake, a speed reducer and a motor are combined into a whole. Because of the driving needs frequent use, and the potential safety hazard is great, so driving wheel group need change according to equipment cycle, hold the wheel rack by 3 to 4 people and shift to the hoist and mount position a bit to changing the platform truck group in-process, many people hold the platform truck group and are very easily taking place slope or eminence risk in the shift process. The manual trolley supporting groups are carried out on two sides of an upper flange plate of a travelling girder, which belongs to high-altitude operation and is very dangerous and inconvenient. At home and abroad, a traction device special for replacing the travelling crane trolley set does not exist. Therefore, it is necessary to design a traction device of a driving wheel set with automatic traction and high safety performance.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, the present invention provides a traction device for a road wheel set, which has automatic traction and high safety.

In order to achieve the purpose, the invention provides a traction device of a travelling wheel set, which comprises an underframe, a driving device and a traction device which are arranged on the underframe, and a moving device arranged on the bottom surface of the underframe, wherein the driving device is connected with the moving device; the traction device comprises a traction frame, a support rod and a fastening plate, wherein one end of the traction frame is fixed on the underframe, the support rod is fixed at the other end of the traction frame, and the fastening plate is fixed on the support rod.

Preferably, the driving device comprises a driving motor, a transmission shaft rotatably mounted in the bottom frame, a first transmission assembly and an electric cabinet, the moving device comprises an upright post fixed on the bottom frame, a first wheel shaft rotatably mounted at the bottom end of the upright post and a first moving wheel fixed on the first wheel shaft, the driving motor is connected with the transmission shaft, the transmission shaft is connected with the first wheel shaft through the first transmission assembly, and the driving motor is in communication connection with the electric cabinet.

Preferably, the first transmission assembly includes a first drive sprocket fixed to the transmission shaft, a first driven sprocket fixed to the first wheel shaft, and a first chain connecting the first drive sprocket and the first driven sprocket.

Preferably, the driving device further comprises a second transmission assembly, the moving device further comprises a second wheel shaft rotatably mounted on the bottom surface of the base frame, and a sheave fixed on the second wheel shaft, and the transmission shaft is connected with the second wheel shaft through the second transmission assembly. The grooved wheel is used for being connected with the channel steel in a clamping mode, and the channel steel forms a track, so that rollover and safety accidents of the traction device are avoided.

Preferably, the second transmission assembly includes a second drive sprocket fixed to the transmission shaft, a second driven sprocket fixed to the second wheel shaft, and a second chain connecting the second drive sprocket and the second driven sprocket.

Preferably, the driving device further comprises a hand wheel fixed at the end of the transmission shaft.

Preferably, the electric cabinet is externally connected with a remote controller through a wire.

Preferably, a lifting lug is further arranged on the base frame.

Preferably, the chassis is a solid body with a counterweight. The overall stability of the traction device of the travelling crane wheel set can be guaranteed through the balance weight of the underframe, and the side turning and safety accidents of the traction device of the travelling crane wheel set are avoided.

Preferably, the bottom of the supporting rod is provided with a second moving wheel.

As described above, the traction device for a road wheel set according to the present invention has the following advantageous effects:

according to the invention, the fastening plate in the traction device fixes the travelling crane wheel set, when the driving device drives the moving device to act, the moving device drives the travelling crane wheel set traction device to integrally move, and the travelling crane wheel set fixed with the travelling crane wheel set is driven by the traction device to move together, so that the automatic traction of the travelling crane wheel set is realized, the labor cost is saved, and the use is convenient.

Drawings

FIG. 1 is a perspective view of a traction device for a road wheel set in accordance with the present invention;

FIG. 2 is a left side view of a traction device for a road wheel set in accordance with the present invention;

FIG. 3 is a rear elevational view of a traction device for a road wheel set in accordance with the present invention;

fig. 4 is a bottom view of the traction device of the wheel set of the present invention.

Description of the element reference numerals

1. A chassis;

101. lifting lugs;

2. a column;

201. a first moving wheel;

202. a first axle;

203. a first driven sprocket;

3. a traction frame;

4. a support bar;

401. a fastening plate;

402. a second moving wheel;

5. a drive motor;

6. a grooved wheel;

601. a second wheel axle;

602. a second driven sprocket;

7. an electric cabinet;

8. a drive shaft;

9. a first drive sprocket;

901. a second drive sprocket;

10. a handwheel.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

It should be understood that the structures, proportions, and dimensions shown in the drawings and described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, which is defined by the claims, but rather by the claims. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for convenience of description only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.

As shown in fig. 1, the present invention provides a traction device for a driving wheel set, which is used for automatically towing the driving wheel set. For convenience of description, in the following embodiments, the moving direction of the traction device of the road wheel set when the traction device of the road wheel set is defined as the front direction, and thus, the right side of the drawing of fig. 2 is also the front direction. As shown in fig. 1, the traction device of the driving wheel set provided by the invention comprises an underframe 1, a driving device and a traction device which are both arranged on the underframe 1, and a moving device arranged on the bottom surface of the underframe 1, wherein the driving device is connected with the moving device; the traction device comprises a traction frame 3, a support rod 4 and a fastening plate 401, wherein the front end of the traction frame 3 is fixed on the top surface of the underframe 1, the support rod 4 is fixed at the rear end of the traction frame 3, and the fastening plate 401 is fixed at the top of the support rod 4.

In the traction device of the travelling crane wheel set, a fastening plate 401 in the traction device is used for being fixed with the travelling crane wheel set to be dragged; after the fastening plate 401 is fixedly connected with the travelling crane wheel set, the driving device acts and drives the moving device to act, then the moving device drives the travelling crane wheel set traction device to integrally move, and the travelling crane wheel set fixed with the driving device is driven to move together through the traction device, so that automatic traction on the travelling crane wheel set is realized, the labor cost is saved, and the use is convenient.

Further, as shown in fig. 1 to 4, the driving device includes a driving motor 5, a transmission shaft 8 rotatably installed in the bottom frame 1 and extending left and right, a first transmission assembly, and an electric cabinet 7, the moving device includes a vertical column 2 fixed at four corners of the bottom frame 1, a first wheel shaft 202 rotatably installed at a bottom end of the vertical column 2 and extending left and right, and a first moving wheel 201 fixed on the first wheel shaft 202, a motor shaft of the driving motor 5 is fixedly connected with the transmission shaft 8 through a coupler, the driving transmission shaft 8 rotates, the transmission shaft 8 is connected with the first wheel shaft 202 through the first transmission assembly, and the driving motor 5 is in communication connection with the electric cabinet 7. Preferably, the first transmission assembly includes a first drive sprocket 9 fixed to the transmission shaft 8, a first driven sprocket 203 fixed to the first axle 202, and a first chain connecting the first drive sprocket 9 and the first driven sprocket 203. The driving motor 5 drives the transmission shaft 8 to rotate, and the transmission shaft 8 drives the first wheel shaft 202 and the first moving wheel 201 on the first wheel shaft 202 to rotate through the first transmission assembly, so as to drive the traction device of the traveling crane wheel set to move integrally.

Further, as shown in fig. 1, 3 and 4, the driving device further includes a second transmission assembly, the moving device further includes a second axle 601 rotatably mounted on the bottom surface of the base frame 1 and extending left and right, and a sheave 6 fixed on the second axle 601, and the transmission shaft 8 is connected to the second axle 601 through the second transmission assembly. Preferably, the second transmission assembly includes a second driving sprocket 901 fixed to the transmission shaft 8, a second driven sprocket 602 fixed to the second axle 601, and a second chain connecting the second driving sprocket 901 and the second driven sprocket 602. The driving motor 5 drives the transmission shaft 8 to rotate, the transmission shaft 8 drives the second wheel shaft 601 and the grooved wheel 6 on the second wheel shaft 601 to rotate through the second transmission assembly, the grooved wheel 6 is used for being connected with the channel steel in a clamping mode, and the channel steel forms a track, so that the condition that the side turning and safety accidents of the traction device of the travelling crane wheel set occur is avoided.

Further, as shown in fig. 2 to 4, the driving device further includes a hand wheel 10 fixed at an end of the transmission shaft 8, and when the driving motor 5 fails or fails to move due to power failure during use, the hand wheel 10 can be used for assisting movement, so as to ensure working efficiency.

Further, the electric cabinet 7 is externally connected with a remote controller through a wire, and an operator can remotely control the starting and stopping actions of the driving motor 5 through the remote controller, so that the movement of the traction device of the driving wheel set is remotely controlled, and the safety of personnel is effectively guaranteed.

Further, as shown in fig. 1 to 3, lifting lugs 101 are further arranged at the edges of the left side and the right side of the top of the underframe 1, so that the traction device of the wheel set of the travelling crane can be conveniently and integrally lifted to a travelling crane rail. Chassis 1 is the solid body, has the counter weight, can ensure the overall balance of driving train wheelset draw gear and its automatic towed driving train wheelset, avoids when supplementary dismantlement driving train wheelset, and the driving train wheelset appears turning on one's side, leads to the emergence of potential safety hazard, and the security is good. The bottom of the support rod 4 is provided with a second movable wheel 402, and the second movable wheel 402 can be a universal wheel, so that the use is flexible and convenient. Mounting plate 401 sets up to ascending semicircle for the driving wheel group is big with mounting plate 401's laminating area, and through several bolt-up connection mounting plate 401 and driving wheel group, makes things convenient for draw gear to pull driving wheel group out the outside, carries out subsequent hoist and mount, overhauls, changes convenient to use.

The working principle of the invention is as follows: an operator firstly hoists the traction device of the travelling wheel set to a track of the travelling wheel set through the lifting lug 101, so that the sheave 6 is clamped on a channel steel part of the track. Send control information for electric cabinet 7 through remote controller, electric cabinet 7 receipt information and control driving motor 5 work, driving motor 5 action, respectively through first drive assembly, second drive assembly drives first removal wheel 201, sheave 6 rotates, thereby with the left and right sides of traction frame 3 backward motion to driving wheel group, with mounting plate 401 and driving wheel group fastening connection, then through electric cabinet 7 control driving motor 5 reversal, pull driving wheel group out along the track, realize the automatic traction to driving wheel group, the security is high.

In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a driving wheel group draw gear, includes chassis (1), its characterized in that: the device also comprises a driving device and a traction device which are arranged on the bottom frame (1), and a moving device arranged on the bottom surface of the bottom frame (1), wherein the driving device is connected with the moving device; the traction device comprises a traction frame (3) with one end fixed on the underframe (1), a support rod (4) fixed at the other end of the traction frame (3), and a fastening plate (401) fixed on the support rod (4).

2. A traction device for a road wheel set according to claim 1, wherein: the driving device comprises a driving motor (5), a transmission shaft (8) rotatably installed in an underframe (1), a first transmission assembly and an electric cabinet (7), the moving device comprises an upright post (2) fixed on the underframe (1), a first wheel shaft (202) rotatably installed at the bottom end of the upright post (2) and a first moving wheel (201) fixed on the first wheel shaft (202), the driving motor (5) is connected with the transmission shaft (8), the transmission shaft (8) is connected with the first wheel shaft (202) through the first transmission assembly, and the driving motor (5) is in communication connection with the electric cabinet (7).

3. A traction device for a road wheel set according to claim 2, wherein: the first transmission assembly comprises a first driving sprocket (9) fixed on the transmission shaft (8), a first driven sprocket (203) fixed on the first wheel axle (202), and a first chain connecting the first driving sprocket (9) and the first driven sprocket (203).

4. A traction device for a road wheel set according to claim 2, wherein: the driving device further comprises a second transmission assembly, the moving device further comprises a second wheel shaft (601) rotatably mounted on the bottom surface of the base frame (1), and a sheave (6) fixed on the second wheel shaft (601), and the transmission shaft (8) is connected with the second wheel shaft (601) through the second transmission assembly.

5. A traction device for a road wheel set according to claim 4, wherein: the second transmission assembly comprises a second driving chain wheel (901) fixed on the transmission shaft (8), a second driven chain wheel (602) fixed on the second wheel shaft (601), and a second chain connecting the second driving chain wheel (901) and the second driven chain wheel (602).

6. A traction device for a road wheel set according to claim 2, wherein: the driving device also comprises a hand wheel (10) fixed at the end part of the transmission shaft (8).

7. A traction device for a road wheel set according to claim 2, wherein: the electric control box (7) is externally connected with a remote controller through a wire.

8. A traction device for a road wheel set according to claim 1, wherein: the chassis (1) is also provided with a lifting lug (101).

9. A traction device for a road wheel set according to claim 1, wherein: the underframe (1) is a solid body and is provided with a counterweight.

10. A traction device for a road wheel set according to claim 1, wherein: and a second moving wheel (402) is arranged at the bottom of the supporting rod (4).