CN200999613Y

CN200999613Y - Roadside filling rear template support

Info

Publication number: CN200999613Y
Application number: CNU2007200102871U
Authority: CN
Inventors: 曹树祥; 孙栎杰; 曹伟; 李静; 丁宝利
Original assignee: SHENYANG TIAN'AN MINING MACHINERY TECHNOLOGY CO LTD
Current assignee: SHENYANG TIAN'AN MINING MACHINERY TECHNOLOGY CO LTD
Priority date: 2007-01-24
Filing date: 2007-01-24
Publication date: 2008-01-02
Anticipated expiration: 2017-01-24

Abstract

A roadside filling rear template support comprises a top beam, a four-bar mechanism, an upright post, a pushing cylinder, a push rod, a hinged front beam, a base, a tail beam, a baffle plate and a swing rod, wherein the front end of the hinged front beam is provided with a telescopic beam and a side protection plate, and the tail end of the hinged front beam is connected with one end of the top beam through a pin shaft and a jack; the top beam and the base are connected with the two rows of upright posts through a four-bar linkage, and the rear end of the top beam is connected with the tail beam through a pin shaft; the upper end of the baffle is connected with the tail beam through a pin shaft, and the lower end of the baffle is connected with the base through a pin shaft; two ends of the swing rod are respectively connected with the base and the baffle by pin shafts. The support can be used in a mechanized coal mining method of gob-side entry retaining (also called a coal pillar-free coal mining method or roadside filling), is matched with other hydraulic supports on a working face and another roadside filling side template support for use, and provides a template capable of moving automatically for roadway maintenance engineering (such as filling of concrete walls). Belongs to the field of mining machinery manufacturing and application.

Description

Roadside packing rear pattern plate support

Technical field: the utility model relates to a kind of roadside packing rear pattern plate support, this kind support can be used for the gob side entry retaining mechanized coal mining method of (also claiming " no pillar working " or " roadside packing "), the use that matches with other hydraulic supports of work plane and another kind of roadside packing side template support is for roadway maintenance engineering (as the filling of concrete wall) provides the template that can move voluntarily.Belong to mining machinery manufacturing and application.

Background technology: the present coal mining of China is the back production formula, promptly after having drawn a circle to approve an exploiting field scope, to tunnel out earlier two tunnels before each working face mining, carry out back production at the least significant end in the tunnel face equipment of assigning a work then, along with the propelling of work plane, two tunnels that before excavate also fall along with collapsing of goaf top plate and scrap.

Because all needs, for one in the tunnel of work plane both sides or two is remained, usually adopt the goaf of close work plane one side to carry out concrete filling in the tunnel, the artificial way that forms one body of wall, in order to realize the mechanization filling of this road body of wall, need a kind of special hydraulic support, not only can cooperate with common force piece and carry out normal mechanical coal mining work, also to cooperate for fill area provides a template of carrying out concrete filling, make concrete setting become the body of wall of rule with another kind of roadside packing side template support.The present domestic reliable equipment that can be used for this type of purposes that still do not have.

Summary of the invention: the purpose of this utility model is at above-mentioned the deficiencies in the prior art, and provides a kind of scientific structure reliable and meet the roadside packing rear pattern plate support that condition is installed and used in the down-hole.This roadside packing rear pattern plate support, comprise back timber, quadric chain, column, passing oil cylinder, push rod, it also comprises hinged front-axle beam, base, tail boom, baffle plate and fork, and above-mentioned hinged front-axle beam front end is established extensible canopy and face guard, and end links to each other with an end of back timber with jack by bearing pin; Back timber links to each other with two row's columns by quadric chain with base, and the rear end of back timber links to each other with tail boom with bearing pin; The upper end of baffle plate links to each other with tail boom by bearing pin, and the lower end links to each other with base by bearing pin; The two ends of fork are connecting base and baffle plate with bearing pin respectively.

The rear end of described base is provided with vertical elongated pin-and-hole.Tail boom is by the tail boom casing, and tail boom jack and plate are formed; The tail boom casing is connected with back timber by bearing pin, and plate places the tail boom box house, and an end of tail boom jack is connected with bearing pin with the tail boom casing, and an end is connected with bearing pin with plate; The tail end bottom of tail boom casing is provided with microscler pin-and-hole.Baffle plate is made up of overhead gage, overhead gage jack, lower baffle plate and lower baffle plate jack; Overhead gage upper end links to each other with microscler pin-and-hole with bearing pin, and the overhead gage jack places the inside of overhead gage and lower baffle plate, and its cylinder body end is connected in the bottom ear seat of lower baffle plate with bearing pin, and tailpiece of the piston rod is connected in overhead gage top ear seat with bearing pin; Lower baffle plate is plugged in the inside of overhead gage, and the outstanding otic placode in upper end is connected with fork by bearing pin, and the lower end links to each other with the elongated pin-and-hole of base with bearing pin; One end of lower baffle plate jack is connected with bearing pin with the top of lower baffle plate, and the other end is connected with bearing pin with the base end.

The utlity model has following characteristics:

1, the primary structure form is identical with common comprehensive mining hydraulic bracket, adapts to the down-hole and installs and uses condition and coordinative composition of equipments relation;

2, the height of baffle plate at support rear portion is adjustable, and satisfies that support is not interfered when minimum altitude, still have mutual headlap during maximum height;

3, the plate at support rear portion can stretch out provides temporary lining to working on regular shifts of the fill area behind the frame;

4, the baffle plate integral body at support rear portion is skewed (non-perpendicular with respect to ground), and the hydrodynamic performance of material when meeting charges and not solidifying makes the stressed optimum of equipment mechanism simultaneously;

5, the rigidity fork is located at the centre position of the about maximum height of baffle plate, and the upper and lower baffle plate that can be socket provides support at work, prevents its stress deformation, destroys;

6, common fully mechanized mining supporter work cycle pushes away transporter No. one time for the support push rod, coal mining machine cut one cutter coal, and thrust gear draws support one time then, finishes like this to previous step pitch; And support of the present utility model can be realized intact two cuttves of coal mining machine cut or three cutter coals, the work cycle of drawing a support again according to the setting time of concrete filling wall;

Description of drawings:

Fig. 1 is that the utility model column rises the front view when reaching the extreme higher position.

Fig. 2 is that the utility model column shrinks the front view when reaching extreme lower position.

Fig. 3 is lateral view of the present utility model (looks in the right side from the front view).

Fig. 4 is the partial front elevation view of the utility model afterbody baffle plate and connected system thereof.

The specific embodiment:

Embodiment:

With reference to Fig. 1-4, this roadside packing rear pattern plate support comprises back timber 2, quadric chain 3, column 5, passes oil cylinder 6, push rod 7, it also comprises hinged front-axle beam 1, base 4, tail boom 8, baffle plate 9 and fork 10, above-mentioned hinged front-axle beam 1 front end is established extensible canopy and face guard, and end links to each other with an end of back timber 2 with jack by bearing pin; Back timber 2 links to each other with two row's columns 5 by quadric chain 3 with base 4, and the rear end of back timber 2 links to each other with tail boom 8 with bearing pin; The upper end of baffle plate 9 links to each other with tail boom 8 by bearing pin, and the lower end links to each other with base 4 by bearing pin; The two ends of fork 10 are connecting base 4 and baffle plate 9 with bearing pin respectively.

The rear end of described base 4 is provided with vertical elongated pin-and-hole 4-1.

Described tail boom 8 is by tail boom casing 8-1, and tail boom jack 8-2 and plate 8-3 form; Tail boom casing 8-1 is connected with back timber 2 by bearing pin, and plate 8-3 places tail boom casing 8-1 inside, and the end of tail boom jack 8-2 is connected with bearing pin with tail boom casing 8-1, and an end is connected with bearing pin with plate 8-3; The tail end bottom of tail boom casing 8-1 is provided with microscler pin-and-hole 8-4.

Described baffle plate 9 is made up of overhead gage 9-1, overhead gage jack 9-2, lower baffle plate 9-3 and lower baffle plate jack 9-4; Overhead gage 9-1 upper end links to each other with microscler pin-and-hole 8-4 with bearing pin, overhead gage jack 9-2 places the inside of overhead gage 9-1 and lower baffle plate 9-3, its cylinder body end is connected in the bottom ear seat of lower baffle plate 9-3 with bearing pin, and tailpiece of the piston rod is connected in overhead gage 9-1 top ear seat with bearing pin; Lower baffle plate 9-3 is plugged in the inside of overhead gage 9-1, and the outstanding otic placode in upper end is connected with fork 10 by bearing pin, and the lower end links to each other with the elongated pin-and-hole 4-1 of base with bearing pin; The end of lower baffle plate jack 9-4 is connected with bearing pin with the top of lower baffle plate 9-3, and the other end is connected with bearing pin with base 4 ends.

The utility model is after mining face under mine installs, adjust column 5, after hinged front-axle beam 1 is fully contacted with back timber 2 and supporting roof, handle overhead gage jack 9-2, prop up baffle plate 9, tail boom 8 and top board are developed, lower baffle plate is supported on the base plate, so just isolated behind this support frame with frame before the space, cooperate with other equipment, can implement engineerings such as concrete filling.After treating that concrete strength reaches requirement, adjust this bracket upright post 5, hinged front-axle beam 1 and back timber 2 are broken away from slightly with roof, handle overhead gage jack 9-2 again, make that baffle plate is loosening, tail boom 8 breaks away from top board, manipulation passing oil cylinder 6 draws this support forward and moves then, after supporting again, forms next working cycles.If run into stent support good after, and top board is bad before the concrete filling, the phenomenon that produces roof fall and collapse and is then moved tail boom jack 8-2, stretches out plate 8-3, the filling space behind the temporary lining frame.

Claims

1, a kind of roadside packing rear pattern plate support, comprise back timber (2), quadric chain (3), column (5), pass oil cylinder (6), push rod (7), it is characterized in that: it also comprises hinged front-axle beam (1), base (4), tail boom (8), baffle plate (9) and fork (10), above-mentioned hinged front-axle beam (1) front end is established extensible canopy and face guard, and end links to each other with the end of jack with back timber (2) by bearing pin; Back timber (2) links to each other with two row's columns (5) by quadric chain (3) with base (4), and the rear end of back timber (2) links to each other with tail boom (8) with bearing pin; The upper end of baffle plate (9) links to each other with tail boom (8) by bearing pin, and the lower end links to each other with base (4) by bearing pin; The two ends of fork (10) are connecting base (4) and baffle plate (9) with bearing pin respectively.

2, roadside packing rear pattern plate support as claimed in claim 1 is characterized in that: the rear end of described base (4) is provided with vertical elongated pin-and-hole (4-1).

3, roadside packing rear pattern plate support as claimed in claim 1 is characterized in that: described tail boom (8) is by tail boom casing (8-1), and tail boom jack (8-2) and plate (8-3) are formed; Tail boom casing (8-1) is connected with back timber (2) by bearing pin, and plate (8-3) places tail boom casing (8-1) inside, and an end of tail boom jack (8-2) is connected with bearing pin with tail boom casing (8-1), and an end is connected with bearing pin with plate (8-3); The tail end bottom of tail boom casing (8-1) is provided with microscler pin-and-hole (8-4).

4, roadside packing rear pattern plate support as claimed in claim 1 is characterized in that: described baffle plate (9) is made up of overhead gage (9-1), overhead gage jack (9-2), lower baffle plate (9-3) and lower baffle plate jack (9-4); Overhead gage (9-1) upper end links to each other with microscler pin-and-hole (8-4) with bearing pin, overhead gage jack (9-2) places the inside of overhead gage (9-1) and lower baffle plate (9-3), its cylinder body end is connected in the bottom ear seat of lower baffle plate (9-3) with bearing pin, and tailpiece of the piston rod is connected in overhead gage (9-1) top ear seat with bearing pin; Lower baffle plate (9-3) is plugged in the inside of overhead gage (9-1), and the outstanding otic placode in upper end is connected with fork (10) by bearing pin, and the lower end links to each other with the elongated pin-and-hole (4-1) of base with bearing pin; One end of lower baffle plate jack (9-4) is connected with bearing pin with the top of lower baffle plate (9-3), and the other end is connected with bearing pin with base (4) is terminal.