Special tool for hoisting crawler belt of large crawler crane

Abstract

The utility model belongs to the technical field of hoisting tools, and particularly relates to a special tool for hoisting a crawler belt of a large crawler crane, which comprises two pairs of main beams, lifting lug plates are fixedly connected to two ends of the main beams, a plurality of hoisting holes are formed in the lifting lug plates, and supporting grooves are formed in one sides, far away from the main beams, of the lifting lug plates. And a supporting mechanism is fixedly connected in the supporting groove. Through the arrangement of the integrated lifting lug and main beam structure, the safety and efficiency of lifting operation can be ensured, the safety of equipment and operators can be effectively protected, meanwhile, the accuracy and stability of operation are improved, the lifting appliance can help to keep the balance of the lifted equipment, the stability of the equipment in the lifting process is ensured, and the safety of the equipment is ensured. And damage caused by inclination or rotation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting tool technical field especially relates to a large -scale caterpillar crane caterpillar hoisting special tool. BACKGROUND

[0002] Caterpillar crane is a self-propelled crane used in high-rise building construction. It has large ground contact area, good passing performance, strong adaptability, and can walk with load, suitable for hoisting operation at construction site. It can perform various operations such as excavating, ramming, piling, etc. The caterpillar crane is composed of a running mechanism, a rotating mechanism, a machine body and a hoisting arm. The running mechanism is two chain caterpillar belts. The rotating mechanism is a turntable mounted on the chassis, which allows the machine body to rotate 360 degrees. The lower end of the hoisting arm is hinged to the machine body and rotates with the machine body. The top end is provided with two sets of pulley blocks (hoisting and luffing pulley blocks). The steel wire rope is connected to the winch in the machine body through the top pulley block of the hoisting arm. The hoisting arm can be made in sections and lengthened. The caterpillar crane is flexible to operate, easy to use, has large hoisting capacity, and can walk with load on flat and solid road. After replacing the working device, it can become an excavator or a pile driver, which is a multifunctional machine.

[0003] However, the existing caterpillar crane generally uses ordinary hooks for hoisting. The hook operation is difficult and requires multiple people to operate together. At the same time, the caterpillar plate and the steel wire rope are easy to interfere with each other, causing damage to the steel wire rope and posing a safety hazard. INVENTION CONTENTS

[0004] The utility model aims at solving the problem of using ordinary hooks for hoisting and the difficulty of hook operation, and proposes a large caterpillar crane caterpillar hoisting special tool.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A large caterpillar crane caterpillar hoisting special tool, comprising two pairs of main beams, both ends of the main beam are fixedly connected with lug plates, a plurality of lifting holes are arranged on the lug plate, a supporting groove is arranged on the side of the lug plate away from the main beam, and a supporting mechanism is fixedly connected in the supporting groove.

[0007] Preferably, the main beam and the lug plate are fixedly connected through a head plate.

[0008] Preferably, the main beam is fixedly bonded with a reinforcing plate on both sides.

[0009] Preferably, the supporting mechanism comprises a supporting rod, two supporting blocks symmetrically arranged are sleeved on the supporting rod, the two supporting blocks are connected through a spring, the top of the supporting block is rotationally connected with a transmission rod through a rotating shaft, and the two transmission rods are rotationally connected through a pin shaft.

[0010] Preferably, the transmission rod is rotationally connected with a guide wheel at the end away from the supporting block.

[0011] Compared with the prior art, the large crawler crane crawler hoisting special tool has the following beneficial effects:

[0012] In the utility model, through the setting of the integral lifting lug and the main beam structure, the safety and efficiency of hoisting operation can be ensured, the safety of equipment and operators can be effectively protected, the accuracy and stability of operation are improved, the lifting appliance can help maintain the balance of the hoisted equipment, the equipment can be kept stable during hoisting, and damage caused by inclination or rotation is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 A structural schematic view of a large crawler crane crawler hoisting special tool is provided for the utility model;

[0014] Figure 2 A side view structural schematic view of the main beam in the large crawler crane crawler hoisting special tool is provided for the utility model;

[0015] Figure 3 A structural schematic view of A in the large crawler crane crawler hoisting special tool is provided for the utility model; Figure 1 A structural schematic view of A in the large crawler crane crawler hoisting special tool is provided for the utility model;

[0016] Figure 4 An installation structural schematic view of the large crawler crane crawler hoisting special tool is provided for the utility model.

[0017] In the drawing: 1 main beam, 2 lug plate, 3 head plate, 4 reinforcing plate, 5 supporting rod, 6 supporting block, 7 spring, 8 rotating shaft, 9 transmission rod, 10 pin shaft, 11 guide wheel. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0019] Referring to Figures 1-4 A large crawler crane crawler hoisting special tool comprises two pairs of main beams 1, reinforcing plates 4 are fixedly bonded on the two sides of the main beam 1, lug plates 2 are fixedly connected at the two ends of the main beam 1, and are used for threading steel wire ropes;

[0020] In the embodiment, the main beam 1 is fixedly connected with the lug plate 2 through the head plate 3, so as to ensure the stability of the connection between the lug plate 2 and the main beam 1, the lug plate 2 is provided with a plurality of lifting holes, so as to facilitate the passing of the steel wire rope, and the lug plate 2 away from the main beam 1 is provided with a supporting groove, and the supporting mechanism is fixedly connected in the supporting groove and used for supporting and separating the steel wire rope.

[0021] In the embodiment, the supporting mechanism comprises a supporting rod 5 used for supporting a supporting block 6, the supporting rod 5 is slidably sleeved with two supporting blocks 6 symmetrically arranged, and the two supporting blocks 6 are connected through a spring 7, so as to elastically support the supporting block 6;

[0022] In the embodiment, the top of the supporting block 6 is rotationally connected with a transmission rod 9 through a rotating shaft 8, the two transmission rods 9 are rotationally connected through a pin shaft 10, and the end, away from the supporting block 6, of the transmission rod 9 is rotationally connected with a guide wheel 11, so as to guide the steel wire rope and prevent the adjacent two steel wire ropes from being wound.

[0023] In the embodiment, the steel wire rope is first connected with the track, then the other end of the steel wire rope is connected with the lug plate 2 on the main beam 1, then the lug plate 2 at the other end of the main beam 1 is threaded on the steel wire rope, and then the steel wire rope is connected with the lifting hook.

[0024] In the embodiment, through the arrangement of the integrated lug and the main beam structure, the safety and efficiency of the hoisting operation can be ensured, the safety of the equipment and the operator can be effectively protected, the operation accuracy and stability are improved, the lifting appliance can help to keep the balance of the hoisted equipment, so that the equipment can be kept stable during hoisting, and damage caused by inclination or rotation can be avoided.

[0025] The above describes only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A special tool for lifting a large crawler crane crawler, comprising two pairs of main beams (1), characterized in that: Both ends of the main beam (1) are fixedly connected with the lug plates (2), a plurality of lifting holes are arranged on the lug plates (2), and support grooves are arranged on the sides, away from the main beam (1), of the lug plates (2); support mechanisms are fixedly connected in the support grooves.

2. A special tool for hoisting a track of a large crawler crane according to claim 1, characterized in that The main beam (1) and the lug plates (2) are fixedly connected through the head plates (3).

3. A special tool for hoisting a track of a large crawler crane according to claim 1, characterized in that: The two sides of the main beam (1) are fixedly bonded with the reinforcing plates (4).

4. The special tool for hoisting a track of a large crawler crane according to claim 1, characterized in that: The support mechanism comprises support rods (5), two support blocks (6) symmetrically arranged are slidably sleeved on the support rods (5), the two support blocks (6) are connected through springs (7), the top of the support block (6) is rotatably connected with a transmission rod (9) through a rotating shaft (8), and the two transmission rods (9) are rotatably connected through a pin shaft (10).

5. A special tool for hoisting a track of a large crawler crane according to claim 4, characterized in that A guide wheel (11) is rotatably connected to the end, away from the support block (6), of the transmission rod (9).

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