Hoisting device for hinge pin shaft of hydraulic support

Abstract

The hoisting device comprises a supporting round steel column, a connecting plate, a gravity center adjusting round steel column, a plurality of hoisting rings and the hinge pin shaft, a pin shaft blind hole is formed in one end of the hinge pin shaft, the inner diameter of the pin shaft blind hole is matched with the outer diameter of the supporting round steel column, the supporting round steel column is inserted into the pin shaft blind hole, and the lifting hook lifts the hinge pin shaft upwards through the lifting ring. The device is ingenious in design and simple in structure, fast and accurate in positioning and convenient to hoist according to the structural characteristics of the hinge pin shaft, ensures the assembly quality, reduces the labor intensity of an assembly bench worker, improves the production efficiency, and solves the problems that the labor intensity is high, the hoisting is inconvenient, the labor intensity of the assembly bench worker is high, time and labor are wasted and the production efficiency is low in the existing hinge pin shaft hoisting and transferring process. And compared with the prior art, the production line has a good market prospect and a good development space.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic support hinged pin shaft assembly frock technical field, especially in a kind of hoisting device for hydraulic support hinged pin shaft. BACKGROUND

[0002] Hydraulic support roof beam body, shelter roof beam body, four-bar linkage and base body are connected by hinge pin shaft. Hinge pin shaft is closely arranged and transported in basket, and hinge pin shaft needs to be kept in horizontal state during transportation to avoid scratching pin shaft. Since hinge pin shaft is cylindrical structure (length is about 300-810mm), it is heavy, and M24 blind hole (depth is about 50mm) is arranged at one end of hinge pin shaft. It is difficult to hoist and assemble single hinge pin shaft during assembly by assembly fitter. Two workers need to cooperate during hoisting, which not only increases labor intensity, but also wastes time and effort, and affects production efficiency.

[0003] How to design a hoisting device for hydraulic support hinge pin shaft, which is ingenious in design, simple in structure, quickly and accurately positioned according to the structure characteristics of hinge pin shaft, easy to hoist, ensures assembly quality, reduces labor intensity of assembly fitter and improves production efficiency is a problem to be solved at present. UTILITY MODEL CONTENT

[0004] In order to solve the technical problems of high labor intensity, inconvenient hoisting, high labor intensity of assembly fitter, time and effort during hoisting and transportation of existing hinge pin shaft, the utility model provides a hoisting device for hydraulic support hinge pin shaft to realize the purpose of ingenious design, simple structure, quick and accurate positioning according to the structure characteristics of hinge pin shaft, easy hoisting, ensuring assembly quality, reducing labor intensity of assembly fitter and improving production efficiency.

[0005] The utility model provides a hoisting device for hydraulic support hinge pin shaft, which is ingenious in design, simple in structure, quickly and accurately positioned according to the structure characteristics of hinge pin shaft, easy to hoist, ensures assembly quality, reduces labor intensity of assembly fitter and improves production efficiency.

[0006] As a further optimization scheme of the above-mentioned hoisting device for hydraulic support hinge pin shaft, the extension length of the support round steel column is greater than the length of the pin shaft blind hole.

[0007] As a further optimization scheme of the hoisting device for the hydraulic support hinged pin shaft, the number of the lifting rings is two to four.

[0008] Compared with the prior art, the hydraulic support hinged pin shaft hoisting device has the following beneficial effects:

[0009] The utility model discloses a support round steel column, connecting plate, barycentric adjustment round steel column, a plurality of lifting rings, hinged pin shaft, the inner diameter of pin shaft blind hole matches with the outer diameter of support round steel column, and support round steel column is inserted into pin shaft blind hole, and the hinged pin shaft is lifted upwards through the lifting ring. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is the main view structural schematic diagram of the utility model;

[0011] Figure 2 It is the side view structural schematic diagram of the utility model;

[0012] Figure 3 It is the section view schematic diagram of the assembly state of pin shaft blind hole and support round steel column;

[0013] Figure 4 It is the hoisting state schematic diagram of the utility model;

[0014] Mark in drawing: 1, support round steel column, 2, connecting plate, 3, barycentric adjustment round steel column, 4, lifting ring, 5, hinged pin shaft, 6, pin shaft blind hole. DETAILED DESCRIPTION

[0015] The specific embodiments of the utility model are further explained in detail in combination with the drawings.

[0016] As shown in the figure, the hoisting device for the hydraulic support hinged pin shaft includes support round steel column 1, connecting plate 2, barycentric adjustment round steel column 3, a plurality of lifting rings 4 and hinged pin shaft 5, wherein the connecting plate 2 is provided with two through holes, the barycentric adjustment round steel column 3 and the support round steel column 1 pass through the two through holes respectively and are fixedly connected on the connecting plate 2, and the plurality of lifting rings 4 are fixedly arranged at the upper end of the barycentric adjustment round steel column 3; one end of the hinged pin shaft 5 is provided with pin shaft blind hole 6, the inner diameter of the pin shaft blind hole 6 matches with the outer diameter of the support round steel column 1, the support round steel column 1 is inserted into the pin shaft blind hole 6, and the hinged pin shaft 5 is lifted upwards through the lifting ring 4.

[0017] The extension length of the support round steel column 1 is greater than the length of the pin shaft blind hole 6.

[0018] The number of the lifting rings 4 is two to four, and the length of the barycentric adjustment round steel column 3 and the size of the hinged pin shaft 5 can be adjusted appropriately in actual application.

[0019] The use principle of the utility model is as follows: first, the crane hook is hooked into the tool lifting ring 4, then the supporting round steel column 1 is inserted into the pin shaft blind hole 6 (M24 blind hole, about 50mm deep) at the tail of the hinged pin shaft 5, and the trial lifting is slowly lifted to judge whether the hinged pin shaft 5 is in the horizontal lifting state, if not in the horizontal state, the lifting ring 4 at different positions of the hooking tool is adjusted to adjust the center of gravity of the round steel column 3, so that the hinged pin shaft 5 is in the horizontal state after being lifted, and the hoisting assembly can be carried out.

[0020] The utility model discloses the design is ingenious, simple structure, according to the hinged pin shaft structure features, fast accurate positioning, hoist conveniently, guarantee assembly quality, reduce assembly bench labor intensity, improve production efficiency, solve the technical problem that the existing hinged pin shaft hoisting transfer process appears, and the labour intensity is big, hoist and transport inconveniently, assembly bench labor intensity is big, time-consuming and laborious, influence production efficiency etc., to the prior art, have good market prospect and development space.

[0021] The preferred specific embodiment and example of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiment and example, and various changes can be made within the knowledge range possessed by the person skilled in the art without departing from the utility model concept.

Claims

1. A lifting device for a hinge pin of a hydraulic support, characterized by: The invention comprises a supporting round steel column (1), a connecting plate (2), a center of gravity adjusting round steel column (3), a plurality of lifting rings (4), and a hinge pin (5), wherein the connecting plate (2) is provided with two upper and lower through holes, the center of gravity adjusting round steel column (3) and the supporting round steel column (1) respectively pass through the upper and lower through holes and are fixedly connected to the connecting plate (2), and the plurality of lifting rings (4) are respectively fixed at intervals on the upper end of the center of gravity adjusting round steel column (3); one end of the hinge pin (5) is provided with a pin blind hole (6), the inner diameter of the pin blind hole (6) matches the outer diameter of the supporting round steel column (1), the supporting round steel column (1) is inserted into the pin blind hole (6), and the hook lifts the hinge pin (5) upward through the lifting ring (4).

2. The lifting device for the hinge pin of a hydraulic support according to claim 1, characterized in that: The extended length of the supporting round steel column (1) is greater than the length of the pin blind hole (6).

3. The hoisting device for the hinge pin of a hydraulic support according to claim 1, characterized in that: The number of the hanging rings (4) is two to four.

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