CN2572003Y

CN2572003Y - Hydraulic assembling platform of mine hydraulic support

Info

Publication number: CN2572003Y
Application number: CN 02253664
Authority: CN
Inventors: 张洪林; 卢宝祥; 张春和; 吴爱民; 崔志刚
Original assignee: QIANJIAYING MINE BRANCH Co OF KAILUAN (GROUP) CO Ltd
Current assignee: QIANJIAYING MINE BRANCH Co OF KAILUAN (GROUP) CO Ltd
Priority date: 2002-09-13
Filing date: 2002-09-13
Publication date: 2003-09-10
Anticipated expiration: 2012-09-13

Abstract

The utility model relates to a hydraulic assembling platform of a mine hydraulic support frame, which belongs to a special device for underground assembly of a mine hydraulic support frame. A lifting beam of the utility model comprises a two-column beam and a four-column beam, wherein, the combination of the two-column beam and the four-column beam forms the independent framework structure, a pulley wheel and a tight jack are arranged at the side of the two-column beam and the four-column beam, the end part of the four-column beam is fixedly connected with a push-pull jack which is used for the transverse movement of a lifting point, a vertical column is supported below the lifting beam, the bottom of the vertical column is matched with a sliding way through a sliding boot, the bottom of the sliding is supported by a channel steel, the channel steel is arranged on a mine layer bottom board, and the sliding boot is arranged on the sliding way. When the platform is used, a mine layer top board can be maintained. The utility model has the advantages of high safety, high accuracy of butting constructional element, high speed of assembly, and high productive efficiency.

Description

Mine hydraulic bracket hydraulic pressure group assembling platform

Technical field

The utility model relates to a kind of coal mine hydraulic supporting down-hole assembling isolated plant, particularly a kind of mine hydraulic bracket hydraulic pressure group assembling platform.

Background technology

Along with the exploitation of colliery comprehensive mechanization hard intensity, in high seam, used the large hydraulic support more at large.Be subjected to the restriction of transportation such as mine shaft, tunnel sectional spaces, the transportation of need disintegrating of large hydraulic support, assemble the production scene.Hydraulic support down-hole apparatus for assembling generally is fixed on the roof at present, and this has not only increased the load of top board, and under the breaking roof condition, when lifting, transportation weight (support element), the accident that is prone to is brought hidden danger to safety in production.

Summary of the invention

The purpose of this utility model is to overcome the defective and the deficiency of apparatus for assembling under the existing well, and provide a kind of can satisfy the colliery high-yield and high-efficiency and produce the time, production equipment is carried out Fast Installation, realize the mine hydraulic bracket hydraulic pressure group assembling platform of coal mine underground hydraulic support frame assembly mechanical equalization.

The purpose of this utility model is achieved in that and comprises lifting beam, jack, oil cylinder, control valve, its structural feature is, a, lifting beam are divided into two post beams and four post beam two parts, two post beams and four post beams are combined and are formed independently frame construction, by the side of two post beams and four post beams, be respectively equipped with pulley and tensioner jack, the fixedly connected laterally mobile push-and-pull jack in Heave Here that is useful in the end of four post beams; B, upright supports are under lifting beam, and the column bottom cooperates with slideway by piston shoes, and the slideway bottom is lined with channel-section steel, and channel-section steel places on the seat earth, and piston shoes place on the slideway.

Described column is connected with the control valve group by high-pressure oil pipe with jack.

Be covered with rail on the channel-section steel of described two slideway middle parts.

Compared with prior art, because the utility model is a frame construction independently, it is not supporter with the roof, therefore during hoisting heavy, can not cause load, can safeguard roof greatly to roof rock mass, manipulate safety, the accuracy height of butting member, assembling speed is fast, the production efficiency height.

The explanation of accompanying drawing drawing

Fig. 1, the 2nd, structural representation of the present utility model.

Fig. 3 is the utility model hydraulic control system figure.

The specific embodiment

Below in conjunction with drawings and Examples in detail the utility model is described in detail.

Design philosophy of the present utility model is, uses hydraulic principle, and flexible by hydraulic cylinder lifts by crane, moves, dock the member of the hydraulic support of the transportation of disintegrating, and finishes assembling, thus the mechanized that the realization coal mine underground hydraulic support frame is assembled.As Fig. 1, Fig. 2, the utility model is a frame construction independently, and lifting beam is the casing that is welded into steel plate, is divided into two post lifting beams and four post lifting beam two parts, is referred to as two post beams 1 and four post beams 2.But six columns, the 4 usefulness bearing pins of bi-directional expansion are connected with lifting beam 1,2, are supported under the lifting beam 1,2, utilize the flexible of oil cylinder, realize the lifting of lifting beam 1,2.The bottom of column 4 is piston shoes, and the bottom of piston shoes is slideways 8.The jack of four 1.6m strokes is separately fixed at the utility model two bottom sides, finishes vertically moving of two post beams 1 and four post beams 2.The jack 6 with the 0.42m stroke of removable steel bushing is equipped with in four post beams, 2 ends, and in the steel bushing outside weldings Heave Here is arranged, and utilizes jack 6 to realize laterally moving of Heave Here.By the side of two post beams 1 and four post beams 4, be respectively equipped with pulley 7 and tensioner jack 5, realize the lifting of weight by the pulley 7 of wire rope and Heave Here.As Fig. 2, the bottom of slideway 8 is lined with on the channel-section steel 8 of middle part of No. 16 long channel-section steel 8, two slideways 8 of 3.4m and is covered with rail 9, and rail 9 is connected with channel-section steel 8 usefulness bolts, and channel-section steel 8 bottoms are seat earth.As Fig. 3, the operating valve set 3 of controlling this device is installed on the slideway 8, and operating valve set 3 is formed nine reversal valve groups by A, B, C, D, E, F, G, H, J, forms four reversal valve groups by K, L, M, N.Their title is to draw about A is, B is left front drawing, and C is right back drawing, and D is right front drawing, and E is for drawing on the back, and F moves on preceding, and G is push-and-pull, and H is two rear pillars, and J is two front pillars, and K be that the Zola is tight, and L be that strain on the right side, and M is push-and-pull, and N is two posts.Column, jack are connected with operating valve set 3 with high-pressure oil pipe, and as Fig. 3, operating valve set 3 is connected with liquid pump by high-pressure rubber pipe.Oil cylinder all be furnished with one way valve 11, safety valve, have also be furnished with synchronous valve 12 and restricting element.

The course of work of the present utility model: the utility model is arranged near the upper outlet of coal-face under the coal mine, and its task is that the gross weight of the transportation of disintegrating is assembled at the large hydraulic support more than 14 tons.Its method is through the track of this bottom of device, the mine car that transports the hydraulic support member to be transported in this device.Because oil cylinder of the present utility model, jack all are connected with the high pressure liquid pump by high-pressure rubber pipe, control valve, with the high-pressure emulsion is power, the handle of manipulation valve, can realize the flexible of oil cylinder and jack, finish lifting, whereabouts, mobile, thereby realize the butt joint and the assembling of support element the hydraulic support member that is transported to.In the course of work of this device, be furnished with synchronous valve 12 because of oil cylinder, can realize moving synchronously; The translation jack has choke valve, and can control it and rest on any desired location, thus the accuracy height of butting member, the assembling speed height.

The operating principle of the utility model hydraulic system: as Fig. 3, high pressure liquid enters two groups of reversal valve groups simultaneously by the P mouth, when operating four reversal valve group K, L, M, N, during two post N action, can operate two column valve N.During right feed flow, high pressure liquid stretches out two post beams by right bit synchronization valve 12 and by one way valve 11, and the liquid of withdrawal is got back to valve group O mouth by left bit synchronization valve 12.During as left side position feed flow, high pressure liquid is by synchronous valve and open column one way valve 11 two post beams are descended, and the liquid that stretches out is got back to the O mouth by the one way valve of opening 11 through synchronous valve 12.

When nine reversing group valve four posts actions of need operation, get final product four posts, one biconditional operation, also can two front pillars or two rear pillars, one biconditional operation, guarantee the synchronism of four post beams, as Fig. 3, during left feed flow of two preceding column valve J, high pressure liquid descends two front pillar beams by synchronous valve 12, and during the feed flow of right position, high pressure liquid rises two front pillar beams by synchronous valve 12 and one way valve 11, when if the handgrip of two front pillar beams and two rear pillar beams is operated simultaneously, four post beams are descended simultaneously or rise to make the horizontal lifting of four post beam maintenances.Same other jack action is identical with it, opens one way valve 11 during the feed flow of promptly left position and enters the jack epicoele.And liquid is returned in another chamber, and by the one way valve of opening 11, liquid is returned at the O mouth place that reversal valve enters into the valve group.

Member of the present utility model is bearing pin connects except that minority, and all the other all are that bolt connects.

Claims

1, a kind of mine hydraulic bracket hydraulic pressure group assembling platform comprises lifting beam, jack, oil cylinder, it is characterized in that,

A, lifting beam are divided into two post beams and four post beam two parts, two post beams and four post beams are combined and are formed independently frame construction, by the side of two post beams and four post beams, be respectively equipped with pulley and tensioner jack, the fixedly connected laterally mobile push-and-pull jack in Heave Here that is useful in the end of four post beams;

B, upright supports its bottom under lifting beam cooperates with slideway by piston shoes, and the slideway bottom is lined with channel-section steel, and channel-section steel places on the seat earth, and piston shoes place on the slideway.

2, mine hydraulic bracket hydraulic pressure group assembling platform according to claim 1 is characterized in that, column is connected with the control valve group by high-pressure oil pipe with jack.

3, mine hydraulic bracket hydraulic pressure group assembling platform according to claim 1 is characterized in that, is covered with rail on the channel-section steel of two slideway middle parts.