CN210655863U

CN210655863U - Trolley running mechanism of crane special for tubular pile

Info

Publication number: CN210655863U
Application number: CN201921441062.0U
Authority: CN
Inventors: 梅晓冬; 潘雄; 车文亮
Original assignee: SHAOXING CRANE GENERAL FACTORY
Current assignee: SHAOXING CRANE GENERAL FACTORY
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-06-02
Anticipated expiration: 2029-09-02

Abstract

The utility model relates to a trolley running mechanism of a crane special for tubular piles, which comprises steel rails, racks, a bridge frame, a motor, a shaft coupling, a speed reducer, a driving shaft, a driving gear and traveling wheels; wherein the steel rail and the rack are arranged in parallel; the bridge is supported on the steel rail and the rack and walks along the steel rail and the rack; the motor is arranged on the bridge and is sequentially connected with the coupler and the speed reducer; one end of the driving shaft is connected to the speed reducer, and the driving gear and the travelling wheel are mounted at the other end of the driving shaft; the driving gear is meshed with the rack; the travelling wheels are supported on the steel rails and can run along the steel rails. The trolley running mechanism of the crane special for the tubular pile has simple structure, and is driven by a gear and rack meshing mode, so that the driving precision is high, the trolley is not easy to slip and is easy to position; meanwhile, the distance and the position of the bridge can be detected in real time by arranging the encoder, so that the control is facilitated.

Description

Trolley running mechanism of crane special for tubular pile

[ technical field ] A method for producing a semiconductor device

The utility model relates to a constitution mechanism of hoist, concretely relates to dolly running gear of special hoist of tubular pile belongs to hoisting machinery technical field.

[ background of the invention ]

The bridge crane is a bridge crane, also called overhead traveling crane, in which a bridge runs on an overhead rail. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, and the trolley runs transversely along the rails laid on the bridge frame to form a rectangular working range, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment. Such a crane is widely used in the production process of pipe piles.

The trolley running mechanism is an important component mechanism of the bridge crane and can drive the bridge to walk on the elevated track. However, the trolley running mechanism in the prior art usually directly drives wheels to run through a motor, the transmission precision is low, the positioning is not easy, and the running distance of the bridge cannot be determined.

In order to solve the above technical problems, it is necessary to provide an innovative trolley running mechanism of a crane dedicated for tubular piles, so as to overcome the above-mentioned drawbacks in the prior art.

[ Utility model ] content

In order to solve the problems, the utility model aims to provide a dolly running gear of the special crane for tubular pile with simple structure, high transmission precision and convenient positioning.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a trolley running mechanism of a crane special for tubular piles comprises steel rails, racks, a bridge frame, a motor, a coupling, a speed reducer, a driving shaft, a driving gear and travelling wheels; wherein the steel rail and the rack are arranged in parallel; the bridge is supported on the steel rail and the rack and walks along the steel rail and the rack; the motor is arranged on the bridge and is sequentially connected with the coupler and the speed reducer; one end of the driving shaft is connected to the speed reducer, and the driving gear and the travelling wheel are mounted at the other end of the driving shaft; the driving gear is meshed with the rack; the travelling wheels are supported on the steel rails and can run along the steel rails.

The utility model discloses a dolly running gear of special hoist of tubular pile further sets up to: the bridge frame is provided with an encoder; the encoder is connected with a connecting shaft; and the connecting shaft is provided with a transmission gear, and the transmission gear is meshed with the driving gear.

The utility model discloses a dolly running gear of special hoist of tubular pile further sets up to: the driving shafts are distributed on two sides of the speed reducer; the motor is connected with a brake.

The utility model discloses a dolly running gear of special hoist of tubular pile further sets up to: the rack is positioned on the inner side of the steel rail; two ends of the steel rail are respectively provided with a buffer.

The utility model discloses a dolly running gear of special hoist of tubular pile still sets up to: a square tube is arranged at the bottom of the rack; clamping plates are welded on two sides of the square pipe; the rack is installed between the clamping plates through bolts.

Compared with the prior art, the utility model discloses following beneficial effect has: the trolley running mechanism of the crane special for the tubular pile has simple structure, and is driven by a gear and rack meshing mode, so that the driving precision is high, the trolley is not easy to slip and is easy to position; meanwhile, the distance and the position of the bridge can be detected in real time by arranging the encoder, so that the control is facilitated.

[ description of the drawings ]

Fig. 1 is a schematic structural view of the trolley running mechanism of the crane special for tubular piles.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic plan view of the rail and rack of fig. 1.

Fig. 4 is a partially enlarged view at B in fig. 3.

Fig. 5 is a schematic view of the mounting of the rack.

[ detailed description ] embodiments

Referring to the attached drawings 1 to 5 in the specification, the utility model relates to a trolley running mechanism of a crane special for tubular piles, which comprises a steel rail 1, a rack 2, a bridge frame 3, a motor 4, a coupler 5, a reducer 6, a driving shaft 7, a driving gear 8, a walking wheel 9 and the like.

The steel rail 1 and the rack 2 are arranged in parallel, and the rack 2 is located on the inner side of the steel rail 1. A square pipe 21 is arranged at the bottom of the rack 2; clamping plates 22 are welded on two sides of the square pipe 21; the rack 2 is installed between the clamping plates 22 by bolts 23 and clamped by the clamping plates 22 to position the rack 2. Furthermore, two ends of the rail 1 are respectively provided with a buffer 11, and the buffers 11 can stop the bridge 3 and buffer the bridge 3.

The bridge 3 is supported on the steel rail 1 and the rack 2 and runs along the steel rail 1 and the rack 2.

The motor 4 is arranged on the bridge 3 and is sequentially connected with the coupling 5 and the speed reducer 6, so that the motor 4 sequentially drives the coupling 5 and the speed reducer 6. The motor 4 is connected with a brake 41 which can brake the motor 4 after the motor 4 is powered off, so as to avoid danger.

One end of the driving shaft 7 is connected to the speed reducer 6, and the driving gear 8 and the travelling wheel 9 are installed at the other end of the driving shaft. In the present embodiment, the driving shaft 7 is distributed on both sides of the speed reducer 6, and the driving shaft 7 is driven by the speed reducer 6, and the driving shaft 7 drives the driving gear 8 to rotate.

The driving gear 8 is meshed with the rack 2, and the driving gear 8 can run along the rack 2 in a rotating manner, so that the transmission precision is high, the slippage is not easy, and the positioning is easy. The travelling wheels 9 are supported on the steel rails 1 and can run along the steel rails 1, the steel rails 1 bear the load of the bridge frame 3, and damage caused by overlarge load between the driving gear 8 and the rack 2 is avoided.

Further, an encoder 12 is mounted on the bridge 3; the encoder 12 is connected with a connecting shaft 13; the connecting shaft 13 is provided with a transmission gear 14, and the transmission gear 14 is meshed with the driving gear 8. Through setting up encoder 12, can be accurate calculate drive gear 8 pivoted number of teeth to but the distance of real-time detection crane span structure 3 walking, and the crane span structure 3 position.

The utility model discloses a dolly operating device of special hoist of tubular pile's theory of operation as follows: when the bridge 3 needs to be moved, the motor 4 is started, and the motor 4 drives the coupling 5, the reducer 6 and the driving shaft 7 in sequence; the driving shaft 7 drives the driving gear 8 to rotate, so that the driving gear 8 rolls along the rack 2, and the transmission is realized in a manner that the gear 8 is meshed with the rack 2, so that the transmission precision is high, the slippage is not easy, and the positioning is easy; the road wheels 9 can also run along the rails 1. Meanwhile, the driving gear 8 also drives the transmission gear 14, the connecting shaft 13 and the encoder 12 in sequence, and the encoder 12 can obtain the number of the rotating teeth, so that the walking distance of the bridge frame and the position of the bridge frame can be detected in real time.

The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.

Claims

1. The utility model provides a dolly running gear of special hoist of tubular pile which characterized in that: the device comprises a steel rail, a rack, a bridge, a motor, a coupling, a speed reducer, a driving shaft, a driving gear and a travelling wheel; wherein the steel rail and the rack are arranged in parallel; the bridge is supported on the steel rail and the rack and walks along the steel rail and the rack; the motor is arranged on the bridge and is sequentially connected with the coupler and the speed reducer; one end of the driving shaft is connected to the speed reducer, and the driving gear and the travelling wheel are mounted at the other end of the driving shaft; the driving gear is meshed with the rack; the travelling wheels are supported on the steel rails, can run along the steel rails and bear the load of the bridge.

2. The trolley running mechanism of the crane special for the tubular pile according to claim 1, wherein: the bridge frame is provided with an encoder; the encoder is connected with a connecting shaft; and the connecting shaft is provided with a transmission gear, and the transmission gear is meshed with the driving gear.

3. The trolley running mechanism of the crane special for the tubular pile according to claim 1, wherein: the driving shafts are distributed on two sides of the speed reducer; the motor is connected with a brake.

4. The trolley running mechanism of the crane special for the tubular pile according to claim 1, wherein: the rack is positioned on the inner side of the steel rail; two ends of the steel rail are respectively provided with a buffer.

5. The trolley running mechanism of the crane special for the tubular pile according to claim 1, wherein: a square tube is arranged at the bottom of the rack; clamping plates are welded on two sides of the square pipe; the rack is installed between the clamping plates through bolts.