CN217458508U

CN217458508U - Crane travelling wheel

Info

Publication number: CN217458508U
Application number: CN202221683224.3U
Authority: CN
Inventors: 滕云; 孙志辉; 付伟宁; 王亚辉; 刘红伟
Original assignee: Henan Dafang Heavy Machinery Co Ltd
Current assignee: Henan Dafang Heavy Machinery Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-09-20
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a crane travelling wheel, which comprises a support frame, a slide rail, an electric telescopic rod, a regulating plate and a buffer device, wherein the right end of the support frame is provided with a motor, and the output end of the motor is fixedly connected with a bidirectional screw rod; the sliding rail is arranged on the lower side of the supporting frame, and the upper side surface of the sliding rail is connected with a limiting main wheel in a rolling manner; the electric telescopic rod is installed and connected inside the connecting frame, and a buffer spring is sleeved on the outer surface of the output end of the electric telescopic rod; the lower end of the adjusting plate is connected with the output end of the electric telescopic rod in a penetrating manner, and the upper end of the adjusting plate is in threaded connection with the bidirectional screw; the buffer device is fixedly connected to the lower end face of the support frame, and the middle of the support frame is rotatably connected with the limiting main wheel. This crane is with driving wheel makes things convenient for driving wheel to carry out stable removal, also conveniently carries out firm installation simultaneously and fixes to and the convenience is handled the driving wheel antidetonation.

Description

Crane travelling wheel

Technical Field

The utility model relates to a relevant technical field of hoist specifically is a driving wheel for hoist.

Background

The wheels of the existing crane usually adopt an angle bearing box structure form, and when the wheels are installed on an end beam of the crane, a professional riveter is needed to adjust important parameters of the wheels, such as height difference, straightness, vertical deflection and the like, so that the phenomena of rail gnawing, vibration and the like in the running process of the crane can be avoided;

referring to Chinese patent No. CN203667815U, the granted notice date is 2014.06.25, and discloses a travelling wheel used by a crane, the utility model has simple structure and convenient use, can effectively reduce the processing cost of the travelling wheel used by the crane, and improves the processing efficiency of the travelling wheel used by the crane;

however, the conventional crane travelling wheels are inconvenient for stable movement of the travelling wheels, firm installation and fixation and anti-seismic treatment of the travelling wheels;

to this end, we propose a crane travelling wheel to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crane travelling wheel to the inconvenient travelling wheel that proposes carries out stable removal in solving above-mentioned background art, it is also inconvenient simultaneously to carry out firm installation fixed, and inconvenient to carry out the problem of antidetonation processing to the travelling wheel.

In order to achieve the above object, the utility model provides a following technical scheme: a crane travelling wheel comprises a support frame, wherein a motor is arranged and connected at the right end of the support frame, and the output end of the motor is fixedly connected with a bidirectional screw;

the sliding rail is arranged on the lower side of the supporting frame, and the upper side surface of the sliding rail is connected with a limiting main wheel in a rolling manner;

the electric telescopic rod is installed and connected inside the connecting frame, and a buffer spring is sleeved on the outer surface of the output end of the electric telescopic rod;

further comprising:

the lower end of the adjusting plate is connected with the output end of the electric telescopic rod in a penetrating manner, and the upper end of the adjusting plate is in threaded connection with the bidirectional screw;

the buffer device is fixedly connected to the lower end face of the support frame, and the middle of the support frame is rotatably connected with a limiting main wheel.

Preferably, the regulating plate is bilateral symmetry setting about the axis of support frame, and constitutes elevation structure between regulating plate and the link, simultaneously the regulating plate constitutes horizontal sliding structure at the lower extreme of support frame.

Preferably, the connecting frame is of a concave structure, and the inner wall of the connecting frame is connected with limiting side wheels in a rotating mode at equal intervals.

Preferably, the buffer devices are arranged at the lower ends of the support frames in a bilateral symmetry manner, and the lower ends of the buffer devices are arranged in contact with the upper surfaces of the slide rails.

Preferably, buffer includes fixed block, slide bar, regulation pole, gyro wheel, slider and adjusting spring, and fixed block fixed connection is at the lower terminal surface of support frame, and the inside fixedly connected with slide bar of fixed block, the surface cover of slide bar are equipped with adjusting spring, have the regulation pole through slider hinged joint on the slide bar, and the lower extreme of adjusting the pole rotates and is connected with the gyro wheel.

Preferably, the adjusting rod is hinged with the adjusting rod, and an X-shaped structure is formed between the adjusting rod and the adjusting rod.

Preferably, the rollers are connected on the sliding rails in a rolling manner, and the rollers form a lifting structure at the lower end of the support frame through the adjusting rods and the sliding blocks.

Preferably, the limiting side wheels and the limiting main wheels form a rolling structure on the outer surface of the sliding rail, and the outer surfaces of the limiting side wheels and the limiting main wheels are both wear-resistant structures.

Compared with the prior art, the beneficial effects of the utility model are that: the crane travelling wheel is convenient for the travelling wheel to stably move, and meanwhile, the crane travelling wheel is convenient to firmly install and fix and is convenient for anti-seismic treatment;

1. the support frame is provided with limiting side wheels and limiting main wheels, the limiting side wheels are arranged in a left-right symmetrical mode about a central axis of the slide rail, and the limiting main wheels roll on the upper side of the slide rail, so that the support frame is limited conveniently, deflection is avoided, and stable movement is facilitated;

2. the buffer device is installed and connected to the lower surface of the support frame, so that the buffer device can automatically extend and retract according to the vibration generated when the support frame slides and is in contact with the sliding rail, and meanwhile, the elastic force of the buffer spring is utilized to facilitate damping treatment;

3. be equipped with regulating plate and two-way screw rod, the connected mode between two-way screw rod and the regulating plate is threaded connection to be convenient for adjust the interval size between regulating plate and the regulating plate, the spacing side wheel that conveniently connects the regulating plate lower extreme rotates and installs in the both sides of slide rail, facilitates the use.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

fig. 2 is a schematic front sectional view of the buffering device of the present invention;

FIG. 3 is a schematic side view of a cross-sectional structure of the buffering device of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the connection frame of the present invention.

In the figure: 1. a support frame; 2. a bidirectional screw; 3. a motor; 4. an adjusting plate; 5. a buffer spring; 6. a buffer device; 601. a fixed block; 602. a slide bar; 603. adjusting a rod; 604. a roller; 605. a slider; 606. adjusting the spring; 7. a slide rail; 8. limiting side wheels; 9. a connecting frame; 10. a main limiting wheel; 11. an electric telescopic rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a crane travelling wheel comprises a supporting frame 1, a two-way screw 2, a motor 3, an adjusting plate 4, a buffer spring 5, a buffer device 6, a fixed block 601, a slide rod 602, an adjusting rod 603, a roller 604, a slide block 605, an adjusting spring 606, a slide rail 7, a limiting side wheel 8, a connecting frame 9, a limiting main wheel 10 and an electric telescopic rod 11, when the crane travelling wheel is used, firstly, a power switch of the motor 3 is turned on by combining with the drawings shown in figures 1 and 4, the motor 3 drives the two-way screw 2 to rotate, the connecting mode between the two-way screw 2 and the adjusting plate 4 is threaded connection, so that the space size between the adjusting plate 4 and the adjusting plate 4 is convenient to adjust, the electric telescopic rod 11 is fixedly connected to the lower end of the adjusting plate 4, the space size between the adjusting plate 4 and the connecting frame 9 is convenient to automatically adjust, and the limiting side wheels 8 rotatably connected to the connecting frame 9 are conveniently installed and connected to the left side and the right side of the slide rail 7, the limiting main wheel 10 arranged in the middle of the support frame 1 is ensured to stably move on the slide rail 7, so that the use is convenient;

combine fig. 1, fig. 2 and fig. 3 show, adjust pole 603 and pass through slider 605 and slide on slide bar 602, the surface cover of slide bar 602 is equipped with adjusting spring 606, thereby be convenient for automatically regulated adjust pole 603 and adjust the contained angle size between the pole 603, and then be convenient for provide the holding power of buffering to support frame 1, simultaneously carry out the expansion joint through buffer spring 5 between link 9 and the regulating plate 4, thereby be convenient for provide the cushion effect to link 9, conveniently all carry out stable removal processing to spacing main wheel 10 and spacing side wheel 8, avoid appearing vibrations, influence the translation, this is exactly a work flow of crane with carrying out the wheel.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. A crane travelling wheel comprises a support frame (1), wherein a motor (3) is installed and connected at the right end of the support frame (1), and a bidirectional screw (2) is fixedly connected at the output end of the motor (3);

the sliding rail (7) is arranged on the lower side of the support frame (1), and the upper side surface of the sliding rail (7) is connected with a limiting main wheel (10) in a rolling manner;

the electric telescopic rod (11) is installed and connected inside the connecting frame (9), and a buffer spring (5) is sleeved on the outer surface of the output end of the electric telescopic rod (11);

it is characterized by also comprising:

the lower end of the adjusting plate (4) is connected with the output end of the electric telescopic rod (11) in a penetrating mode, and the upper end of the adjusting plate (4) is in threaded connection with the bidirectional screw (2);

the buffer device (6) is fixedly connected to the lower end face of the support frame (1), and the middle of the support frame (1) is rotatably connected with a limiting main wheel (10).

2. A crane wheel according to claim 1, wherein: regulating plate (4) are bilateral symmetry setting about the axis of support frame (1), and constitute elevation structure between regulating plate (4) and link (9), simultaneously regulating plate (4) constitute horizontal slip structure at the lower extreme of support frame (1).

3. A crane wheel according to claim 2, wherein: the connecting frame (9) is of a concave structure, and the inner wall of the connecting frame (9) is connected with limiting side wheels (8) in a rotating mode at equal intervals.

4. A crane wheel according to claim 1, wherein: the lower end of the support frame (1) of the buffer device (6) is arranged in a bilateral symmetry mode, and the lower end of the buffer device (6) is arranged in contact with the upper surface of the sliding rail (7).

5. A crane wheel according to claim 1, wherein: buffer (6) include fixed block (601), slide bar (602), adjust pole (603), gyro wheel (604), slider (605) and adjusting spring (606), fixed block (601) fixed connection is at the lower terminal surface of support frame (1), the inside fixedly connected with slide bar (602) of fixed block (601), the surface cover of slide bar (602) is equipped with adjusting spring (606), there is adjusting pole (603) through slider (605) hinged joint on slide bar (602), the lower extreme of adjusting pole (603) rotates and is connected with gyro wheel (604).

6. A crane wheel according to claim 5, wherein: the adjusting rod (603) is hinged with the adjusting rod (603), and an X-shaped structure is formed between the adjusting rod (603) and the adjusting rod (603).

7. A crane road wheel according to claim 5, wherein: the roller (604) is connected with the slide rail (7) in a rolling way, and the roller (604) forms a lifting structure at the lower end of the support frame (1) through the adjusting rod (603) and the sliding block (605).

8. A crane wheel according to claim 3, wherein: the limiting side wheels (8) and the limiting main wheels (10) form a rolling structure on the outer surfaces of the sliding rails (7), and the outer surfaces of the limiting side wheels (8) and the limiting main wheels (10) are of wear-resistant structures.