CN220505089U

CN220505089U - Underground mining hydraulic support

Info

Publication number: CN220505089U
Application number: CN202322256761.0U
Authority: CN
Inventors: 皮彪
Original assignee: Huaibei Hengchi Technology Co ltd
Current assignee: Huaibei Hengchi Technology Co ltd
Priority date: 2023-08-22
Filing date: 2023-08-22
Publication date: 2024-02-20
Anticipated expiration: 2033-08-22

Abstract

The utility model relates to the technical field of underground mining hydraulic supports, and discloses an underground mining hydraulic support which comprises a base, wherein gears are arranged on two sides of the base, a belt is arranged on the gears, a rotating shaft is arranged at one end of the belt, a double-head motor is arranged at one end of the rotating shaft, a crawler belt is arranged on the gears, a plurality of driven wheels are arranged at the lower end of the inner side of the crawler belt, a connecting frame is arranged on one side of each driven wheel, and a telescopic cylinder is arranged on each connecting frame. According to the utility model, the telescopic cylinder is started to extend outwards, so that the whole structure of the crawler belt is exposed at two sides of the base, the first hydraulic cylinder is started at the moment, the whole moving structure moves downwards, the whole structure of the base is erected, the double-headed motor is started at the moment, the rotating shaft is driven to start to move by the double-headed motor, and the gears are driven to rotate by the two ends of the belt, the rotating shaft and the two ends of the gears, so that the crawler belt is driven to start to rotate.

Description

Underground mining hydraulic support

Technical Field

The utility model relates to the technical field of underground mining hydraulic supports, in particular to an underground mining hydraulic support.

Background

The hydraulic support is mainly used for supporting a roof of a coal mining field, maintaining a safe operation space, pushing a working surface to adopt equipment, and adjusting the height and the angle of a support column through a hydraulic system according to the continuous pushing of the working surface of a mine and the change of the exploitation progress, so that the support and the stability of the mine wall and the roof of a mine channel are realized. The underground mining hydraulic support has the characteristics of high automation degree, large supporting force, wide adjusting range, reliable work and the like. The mining method can meet the requirements of various complex geological conditions and mining of the ore on the working face, and improves the safety and the production efficiency of miners. Meanwhile, the hydraulic support can also relieve the pressure of the mine wall and the roof, and prolong the service life of the mine.

Through searching, the Chinese patent with publication number of CN201802434U discloses a mining hydraulic support capable of adjusting the conveying height of a well. The method solves the problem of high cost of the method for the large mining height hydraulic support to be used for the underground transportation, and comprises a base, a top beam, a shield beam, upright posts, a connecting rod group and a balance jack, wherein the top beam is provided with a column cap for fixing upright post heads, the top beam is provided with auxiliary column caps which are positioned in front of the column caps and correspond to the column caps one by one, the auxiliary column caps are arranged in spaces separated by transverse rib plates, main ribs and inclined reinforcing plates of the top beam, the inclined reinforcing plates are provided with through holes for the upright post heads to pass through, and the through holes on the inclined reinforcing plates are opposite to the auxiliary column caps; and a reset jack in one-to-one correspondence with the upright post is arranged between the top beam and the upright post, the tail end of an outer cylinder of the reset jack is fixed with the tail end of the top beam through a connecting seat, and the free end of a piston of the reset jack is directly or indirectly connected and fixed with the upright post. Reasonable structure, convenient operation, good use effect and adjustable transportation height, and is beneficial to reducing coal exploitation cost.

The underground mining hydraulic support in the prior art is limited in the moving process, after the hydraulic support is conveyed to the installation site through the hydraulic support carrier, the position of the hydraulic support is adjusted by means of the multifunctional shovel plate vehicle, the underground mining working space of the underground mining hydraulic support is limited, the movable space of the multifunctional shovel plate vehicle is limited, a plurality of hydraulic support devices are required to be installed, the operation time is increased, time and labor are wasted, and the operation efficiency is reduced.

Disclosure of Invention

The utility model aims to provide an underground mining hydraulic support, which aims to solve the problems that the underground mining hydraulic support in the prior art is limited in the moving process, the hydraulic support is conveyed to an installation site by a hydraulic support carrier, the position of the hydraulic support is adjusted by means of a multifunctional shovel car, the underground mining working space is limited, the movable space of the multifunctional shovel car is limited, a plurality of hydraulic support devices are required to be installed, the operation time is increased, the time and the labor are wasted, and the operation efficiency is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mining hydraulic support in pit, includes the base, the base both sides all are equipped with the gear, be equipped with the belt on the gear, belt one end is equipped with the axis of rotation, axis of rotation one end is equipped with double-end motor, be equipped with the track on the gear, the inboard lower extreme of track is equipped with a plurality of follow driving wheels, from driving wheel one side is equipped with the link, be equipped with telescopic cylinder on the link, the inside top surface of base is equipped with first hydraulic cylinder, be equipped with limit adjustment pole on the double-end motor.

Further, rectangular grooves are formed in two sides of the base, one end, close to the double-headed motor, of the base is of a hollow structure, sliding opening and closing doors are arranged on two sides of the base, and the sliding opening and closing doors are connected with the base in a sliding mode.

Further, the gear is in meshing connection with the crawler belt, the driven wheel is movably connected with the cambered surface on the inner side of the crawler belt, and the crawler belt is of a triangle-like structure.

Further, the belt is rotationally connected with the central shaft on the gear, the belt is rotationally connected with the rotating shaft, the rotating shaft is of a telescopic structure, the other end of the limiting adjusting rod is provided with a fixing seat, the top surface of the fixing seat is fixedly connected with a first hydraulic cylinder, and two sides of the fixing seat are fixedly connected with telescopic cylinders.

Further, the base top surface is close to double-end motor one end and is equipped with a plurality of connecting rods, base top surface keeps away from connecting rod one end middle section and is equipped with a plurality of hydraulic cylinder, the double-end motor lower extreme is equipped with the crane, crane and double-end motor fixed connection.

Further, the top end of the hydraulic cylinder is provided with a top beam, one end of the top beam is provided with a shield beam, the bottom surface of the lower end of the shield beam is movably connected with the connecting rod, one end of the shield beam, which is far away from the top beam, is provided with a tail beam, and one end of the top beam is provided with a side protection plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the whole structure of the underground mining hydraulic support device, the position direction of the whole structure can be adjusted in the working space of underground mine through the crawler belt structure, so that the working efficiency is improved, and in the working process, the crawler belt structure can be stored and operated, so that the coal mining work is not delayed. The user is in actual operation in-process, when transporting the overall structure of hydraulic support to the mining working space in pit again, slide the door that opens and shuts to base both ends, start flexible cylinder, make flexible cylinder outwards extend, make the overall structure of track all expose in the both sides of base, start first hydraulic cylinder this moment, make holistic moving structure downstream, set up the overall structure of base, start double-end motor this moment, double-end motor drive axis of rotation begins the motion, belt both ends and axis of rotation and gear both ends, make the gear take place to rotate, drive the track and begin to rotate, wherein from the driving wheel begins the motion under the effect of track motion, from the driving wheel can be convenient for track structure to move better, so alright hydraulic support overall device takes place to move, adjust self position, convenience and rapidness.

Drawings

FIG. 1 is an elevation view of a hydraulic support for a downhole mining according to the present utility model;

FIG. 2 is a cross-sectional view of a hydraulic support for a downhole mining according to the present utility model;

FIG. 3 is a schematic structural view of a hydraulic support for underground mining according to the present utility model;

fig. 4 is a perspective view of a hydraulic support for a downhole mine according to the present utility model.

In the figure: 1-a base; 2-a double-ended motor; 3-rotating shaft; 4-a belt; 5-gear; 6-caterpillar tracks; 7-connecting frames; 8-driven wheel; 9-a first hydraulic cylinder; 10-a telescopic cylinder; 11-limiting adjusting rods; 12-sliding door; 13-a hydraulic cylinder; 14-top beam; 15-shield beams; 16-tail boom; 17-connecting rod; 18-a side protection plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a mining hydraulic support in pit, including base 1, base 1 both sides all are equipped with gear 5, be equipped with belt 4 on the gear 5, belt 4 one end is equipped with axis of rotation 3, axis of rotation 3 one end is equipped with stud 2, be equipped with track 6 on the gear 5, track 6 inboard lower extreme is equipped with a plurality of from driving wheel 8, 8 one sides from driving wheel are equipped with link 7, be equipped with telescopic cylinder 10 on the link 7, base 1 inside top surface is equipped with first hydraulic cylinder 9, be equipped with limit adjustment pole 11 on the stud 2, first hydraulic cylinder 9 can be convenient for mobilizable overall structure device can down movement, thereby support the overall structure of base, the removal of device of being convenient for, limit adjustment pole 11 is the stud 2 of being convenient for and fixing base on a plane, guarantee that gear 5 can normally rotate, link 7 is fixed connection from the driving wheel structure, and the overall structure of track carries out the connection effect with telescopic cylinder 10.

Rectangular grooves are formed in two sides of the base 1, one end of the base 1, which is close to the double-headed motor 2, is of a hollow structure, sliding opening and closing doors 12 are arranged on two sides of the base 1, the sliding opening and closing doors 12 are connected with the base 1 in a sliding mode, the sliding opening and closing doors 12 are of a folding structure, and when the sliding is carried out towards two ends of the base 1, the two sliding opening and closing doors 12 can automatically carry out folding work.

The gear 5 is meshed with the crawler belt 6, the driven wheel 8 is movably connected with the cambered surface on the inner side of the crawler belt 6, the crawler belt 6 is of a triangle-like structure, the crawler belt 6 is of a bicycle chain-like structure, the gear 5 can be meshed with the crawler belt 2, the double-headed motor 2 is started to drive the rotating shaft 3 to start moving, the two ends of the belt 6 are respectively connected with the rotating shaft 3 and the two ends of the gear 5, the belt 6 drives the gear 5 to rotate under the rotating action of the rotating shaft 3, the rotation of the gear drives the crawler belt 6 to start rotating, and the moving work of the structural device is completed through the movement of the crawler belt 6.

The belt 4 is connected with the center pin rotation on the gear 5, and the belt 4 is connected with the axis of rotation 3 rotation, and axis of rotation 3 is telescopic structure, and the limit adjustment pole 11 other end is equipped with the fixing base, fixing base top surface and first hydraulic cylinder 9 fixed connection, fixing base both sides and telescopic cylinder 10 fixed connection, double-end motor 2 lower extreme is equipped with the crane, crane and double-end motor 2 fixed connection.

The top surface of the base 1 is provided with a plurality of connecting rods 17 near one end of the double-headed motor 2, and the middle section of one end of the top surface of the base 1 far away from the connecting rods 17 is provided with a plurality of hydraulic cylinders 13.

The top end of the hydraulic cylinder 13 is provided with a top beam 14, one end of the top beam 14 is provided with a shield beam 15, the bottom surface of the lower end of the shield beam 15 is movably connected with a connecting rod 17, one end of the shield beam 15 away from the top beam 14 is provided with a tail beam 16, and one end of the top beam 14 is provided with a side protection plate 18.

Working principle: when the hydraulic support is used, a user slides the sliding opening and closing door 12 towards the two ends of the base 1 when transporting the whole structure of the hydraulic support to the underground mining working space in the actual operation process, the telescopic cylinder 10 is started, the telescopic cylinder 10 extends outwards, the whole structure of the crawler belt 6 is fully exposed on the two sides of the base 1, the first hydraulic cylinder 9 is started at the moment, the whole moving structure moves downwards, the whole structure of the base 1 is erected, the double-headed motor 2 is started at the moment, the double-headed motor 2 drives the rotating shaft 3 to move, the two ends of the belt 6 and the two ends of the rotating shaft 3 and the gears 5 are rotated, the crawler belt 6 is driven to start to rotate, the driven wheel 8 starts to move under the action of the movement of the crawler belt 6, the driven wheel 8 can better facilitate the movement of the crawler belt 6, the whole hydraulic support device can move, and the position of the whole hydraulic support can be adjusted, so that the hydraulic support is convenient and fast. According to the whole structure of the underground mining hydraulic support device, the position direction of the whole structure can be adjusted in the working space of underground mine through the crawler belt structure, so that the working efficiency is improved, and in the working process, the crawler belt structure can be stored and operated, so that the coal mining work is not delayed.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Claims

1. The utility model provides a mining hydraulic support in pit, includes base (1), its characterized in that: the utility model discloses a base, including base (1), gear (5), belt (4) are equipped with on gear (5), belt (4) one end is equipped with axis of rotation (3), axis of rotation (3) one end is equipped with double-end motor (2), be equipped with track (6) on gear (5), track (6) inboard lower extreme is equipped with a plurality of from driving wheel (8), from driving wheel (8) one side is equipped with link (7), be equipped with telescopic cylinder (10) on link (7), base (1) inside top surface is equipped with first hydraulic cylinder (9), be equipped with spacing regulation pole (11) on double-end motor (2).

2. A downhole mining hydraulic prop according to claim 1, wherein: rectangular grooves are formed in two sides of the base (1), one end, close to the double-headed motor (2), of the base (1) is of a hollow structure, a plurality of sliding opening and closing doors (12) are arranged on two sides of the base (1), and the sliding opening and closing doors (12) are in sliding connection with the base (1).

3. A downhole mining hydraulic prop according to claim 2, wherein: the gear (5) is meshed with the crawler belt (6), the driven wheel (8) is movably connected with the inner cambered surface of the crawler belt (6), and the crawler belt (6) is of a triangle-like structure.

4. A downhole mining hydraulic prop according to claim 2, wherein: the belt (4) is rotationally connected with a central shaft on the gear (5), the belt (4) is rotationally connected with the rotating shaft (3), the rotating shaft (3) is of a telescopic structure, a fixed seat is arranged at the other end of the limit adjusting rod (11), the top surface of the fixed seat is fixedly connected with a first hydraulic cylinder (9), two sides of the fixed seat are fixedly connected with a telescopic cylinder (10), and a lifting frame is arranged at the lower end of the double-headed motor (2) and fixedly connected with the double-headed motor (2).

5. A downhole mining hydraulic prop according to claim 1, wherein: the novel double-end motor is characterized in that a plurality of connecting rods (17) are arranged at one end, close to the double-end motor (2), of the top surface of the base (1), and a plurality of hydraulic cylinders (13) are arranged in the middle section, far away from the connecting rods (17), of one end of the top surface of the base (1).

6. The underground mining hydraulic support of claim 5, wherein: the hydraulic cylinder (13) top is equipped with back timber (14), back timber (14) one end is equipped with shield roof beam (15), shield roof beam (15) lower extreme bottom surface and connecting rod (17) swing joint, shield roof beam (15) are kept away from back timber (14) one end and are equipped with tail boom (16), back timber (14) one end is equipped with and protects helper board (18).