CN218093126U

CN218093126U - Vertical surface supporting mechanical template device for underground mining and filling of coal mine

Info

Publication number: CN218093126U
Application number: CN202222789552.8U
Authority: CN
Inventors: 董玉霄
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2022-12-20
Anticipated expiration: 2032-10-21

Abstract

The utility model provides a vertical face supporting mechanical template device for coal mine underground mining filling, which comprises a supporting template and a hydraulic supporting system, wherein the supporting template comprises a fixed template and a telescopic template which can stretch along the fixed template, and a telescopic hydraulic cylinder is arranged between the fixed template and the telescopic template; the hydraulic support system comprises a support hydraulic cylinder, the top end of the support hydraulic cylinder is hinged to the upper edge of the fixed template, and the support hydraulic cylinder is connected with a second hydraulic valve through a hydraulic pipeline. The utility model discloses a repeated cycle of equipment uses, through the combination that adopts fixed die plate and flexible template, has reduced the material consumption, and save material cost expends, has reduced manufacturing cost. By using the hydraulic mechanical template equipment, the carrying capacity of materials is reduced, the labor intensity is reduced, and the safety production is ensured. The mechanized and automatic vertical formwork erection of the filling paste (concrete) face under the coal mine is realized, the speed is increased, and the efficiency is improved.

Description

Vertical surface supporting mechanical template device for underground mining and filling of coal mine

Technical Field

The utility model belongs to the technical field of the colliery is filled auxiliary assembly technique and specifically relates to a facade that is used for colliery under-pit mining to fill supports mechanical template device.

Background

At present, in the coal mining production process under a coal mine, buildings such as villages and the like, roads and railways, rivers and lakes and mountains are mined, in order to prevent the buildings and the like from being damaged due to ground collapse, the coal is required to be filled with paste (concrete) after the coal is mined, a supporting template is required to be arranged on the vertical surface of the paste (concrete) when the paste (concrete) is filled, and then the paste (concrete) filling operation can be carried out. Use bamboo joint board, metal mesh, auxiliary material, add monomer pillar (pot tree), by the mode of artifical support template, it all relies on artifically, and the work progress is: manually carrying materials used by the template, such as single hydraulic prop, bamboo joint plate, metal net, pitwood, wood wedge, pc woven cloth and the like, into a coal mining working face; then, workers stand the bamboo joint plates and the metal nets between the top and bottom plates of the coal bed one by one, pc woven cloth is attached to the inner sides of the bamboo joint plates, the wood plates are connected through iron nails, wood wedge wedges are used for fixing the contact positions of the wood plates and the top plate, and finally the single pillars stand outside the bamboo joint plates and the metal nets, so that the paste filling supporting template is formed.

In the construction process of the supporting template, the following defects exist:

(1) the labor intensity of workers is high; (2) the number of workers is large, not less than 30 workers are needed in each shift (8 hours), and the number of workers exceeds 19 workers; (3) the supporting template materials are too many, a large amount of wood bamboo joint plates, metal nets and single pillars (timbers) are manually conveyed into the coal face, and the used template materials are large in shape, long and heavy; (4) the construction process is complicated, and the construction time of the supporting template is long; (5) the potential safety hazard is large, and in the paste filling construction process, when the filling body is continuously increased, the lateral pressure of the vertical face of the filling body is continuously increased, and the pressure can damage the template, so that the paste (concrete) is leaked or the personnel is injured; (6) when the template is disassembled, tools such as a steel chisel and the like must be used for forcibly tilting; a great deal of labor and time is required to remove the material from the coal face outward. (7) When the template is dismantled, a lot of materials are damaged due to the action of external force, so that the consumption of the materials is high, the method is not economical, and the production cost is increased.

In order to solve the above problems, it is necessary to develop a mechanical and automatic template to solve the disadvantages of the existing methods of manually carrying, supporting and removing the template by using wood boards, bamboo joints, metal nets, wood wedges, pc woven cloth and the like and adding single pillars (pits).

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a facade support mechanical template device for coal mine is mined and is filled in pit improves the mechanization and the automation level of template, alleviates intensity of labour to can realize reuse.

According to an object of the utility model, the utility model provides a facade support mechanical template device for coal mine underground mining filling, which comprises a support template and a hydraulic support system, wherein the support template comprises a fixed template and a telescopic template which can be stretched and contracted along the fixed template, and a telescopic hydraulic cylinder is arranged between the fixed template and the telescopic template; the hydraulic support system comprises a support hydraulic cylinder, the top end of the support hydraulic cylinder is hinged to the upper edge of the fixed template, and the support hydraulic cylinder is connected with a second hydraulic valve through a hydraulic pipeline.

Furthermore, the upper side edge and the lower side edge of the fixed template are respectively provided with a U-shaped groove, and two side walls of the telescopic template are respectively embedded in the U-shaped grooves and can slide along the U-shaped grooves in a reciprocating manner.

Furthermore, flexible pneumatic cylinder includes first pneumatic cylinder and second pneumatic cylinder, first pneumatic cylinder with the second pneumatic cylinder is the unilateral effect pneumatic cylinder.

Further, the liquid injection ports K1 and K2 of the first hydraulic cylinder and the liquid injection ports K3 and K4 of the second hydraulic cylinder are respectively connected with a first hydraulic valve group.

Furthermore, the first hydraulic cylinder and the second hydraulic cylinder are respectively positioned on the upper side and the lower side of the fixed template.

Furthermore, one end, far away from each other, of the fixed template and the telescopic template is provided with a first reinforcing plate and a second reinforcing plate respectively, the cylinder body ends of the first hydraulic cylinder and the second hydraulic cylinder are connected with the first reinforcing plate, and the movable columns of the first hydraulic cylinder and the second hydraulic cylinder are connected with the second reinforcing plate.

Further, the supporting hydraulic cylinder comprises a first bidirectional hydraulic cylinder and a second bidirectional hydraulic cylinder, and the middle parts of the first bidirectional hydraulic cylinder and the second bidirectional hydraulic cylinder are hinged with the shield plate.

Furthermore, the top ends of the upper movable columns of the first bidirectional hydraulic cylinder and the second bidirectional hydraulic cylinder are hinged with the upper edge of the fixed template, and the top ends of the lower movable columns of the first bidirectional hydraulic cylinder and the second bidirectional hydraulic cylinder are provided with sleeve shoes.

Further, first bidirectional hydraulic cylinder is equipped with notes liquid mouth K5, K6 and K7, the second bidirectional hydraulic cylinder is equipped with notes liquid mouth K8, K9 and K10, annotate liquid mouth K5, K6, K7, K8, K9 and K10 respectively with the second hydraulic valve passes through hydraulic line and connects.

Further, still include running gear, the fender board sets up on running gear.

The technical scheme of the utility model realize the repeated cycle of equipment and use, through the combination that adopts fixed die plate and flexible template, reduced material consumption, save material cost expenditure has reduced manufacturing cost. By using the hydraulic mechanical template equipment, the carrying capacity of materials is reduced, the labor intensity is reduced, and the safety production is ensured. The mechanized and automatic vertical formwork erection of the filling paste (concrete) face under the coal mine is realized, the speed is increased, and the efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a top view of an embodiment of the present invention;

fig. 3 is a side view of the embodiment of the present invention from B in fig. 1;

fig. 4 is a side view of the embodiment of the present invention, shown in fig. 1 and directed to C;

fig. 5 is a schematic structural view of the fixed die plate and the retractable die plate in a retracted state according to an embodiment of the present invention;

fig. 6 is a schematic structural view of the embodiment of the present invention in a transportation state;

fig. 7 is a schematic structural view of the embodiment of the present invention used in combination with a fully mechanized mining support;

in the figure, 1, a template is fixed; 2. a telescopic template; 3. a first reinforcing plate; 4. a second reinforcing plate; 5. a first hydraulic cylinder; 6. a second hydraulic cylinder; 7. a first hydraulic valve block; 8. a first bi-directional hydraulic cylinder; 9. a second bidirectional hydraulic cylinder; 10. a shield plate; 11. a boot; 12. a second hydraulic valve; 13. a traveling mechanism; 14. a third hydraulic valve bank; 15. a fully mechanized mining support; 16. an upper connecting beam; 17. and a lower connecting beam.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example 1

As shown in figures 1-7 of the drawings,

the utility model provides a facade support mechanical template device for colliery is mined and is filled in pit, including supporting template and hydraulic support system, wherein, the supporting template includes fixed die plate 1 and flexible template 2, the optional steel sheet of fixed die plate 1 and flexible template 2 material or plank, the alloy board, macromolecular material board etc, the upper and lower both sides limit of fixed die plate 1 is equipped with a U type groove respectively, the both sides wall of flexible template 2 inlays to be established at two U type inslots of fixed die plate 1 and can slide along U type groove, flexible template 2 can outwards stretch out or inwards retract under the guiding motion effect in the U type groove of fixed die plate 1.

The one end that fixed die plate 1 and flexible template 2 kept away from each other is equipped with first reinforcing plate 3 and second reinforcing plate 4 respectively, be equipped with first pneumatic cylinder 5 and second pneumatic cylinder 6 between fixed die plate 1 and the flexible template 2, first pneumatic cylinder 5 and second pneumatic cylinder 6 are the pneumatic cylinder of unilateral effect, the cylinder end of first pneumatic cylinder 5 and second pneumatic cylinder 6 is connected with first reinforcing plate 3, the post that lives of first pneumatic cylinder 5 and second pneumatic cylinder 6 is connected with second reinforcing plate 4, notes liquid mouth K1 and K2 of notes of first pneumatic cylinder 5 and second pneumatic cylinder 6 annotate liquid mouth K3 and K4 and be connected with first hydraulic pressure valves 7 respectively.

When the first hydraulic valve group 7 is operated to inject liquid into the liquid injection ports K1 and K3 through high-pressure oil supplied by a hydraulic pump, the movable columns of the first hydraulic cylinder 5 and the second hydraulic cylinder 6 extend outwards, and the telescopic template 2 is pulled to extend out along the U-shaped groove of the fixed template 1 in an oriented manner, so that the overlapped telescopic template 2 and the fixed template 1 are extended, and the area of the templates is enlarged;

when the first hydraulic valve group 7 is operated to inject liquid into the liquid injection ports K2 and K4 through high-pressure oil provided by the hydraulic pump, the movable columns of the first hydraulic cylinder 5 and the second hydraulic cylinder 6 are inwards retracted, and the telescopic template 2 is pulled to extend along the U-shaped groove of the fixed template 1 to be inwards retracted, so that the extended telescopic template 2 and the fixed template 1 are overlapped, the template area is reduced, the occupied space is reduced, and the movable carrying is convenient. The support of the template is realized by operating the hydraulic valve, and the manual labor is reduced.

The hydraulic support system comprises a first bidirectional hydraulic cylinder 8, a second bidirectional hydraulic cylinder 9 and a shield plate 10, the middle parts of the first bidirectional hydraulic cylinder 8 and the second bidirectional hydraulic cylinder 9 are hinged with the shield plate 10, the top ends of upper movable columns of the first bidirectional hydraulic cylinder 8 and the second bidirectional hydraulic cylinder 9 are connected with the upper edge of the fixed template 1, sleeve shoes 11 are mounted at the top ends of lower movable columns of the first bidirectional hydraulic cylinder 8 and the second bidirectional hydraulic cylinder 9, the contact areas of the lower movable columns of the first bidirectional hydraulic cylinder 8 and the second bidirectional hydraulic cylinder 9 and a coal seam floor can be increased by arranging the sleeve shoes 11, and the drilling of the lower movable columns is assisted;

first bidirectional hydraulic cylinder 8 is equipped with annotates liquid mouth K5, K6 and K7, and second bidirectional hydraulic cylinder 9 is equipped with annotates liquid mouth K8, K9 and K10, annotates liquid mouth K5, K6, K7, K8, K9 and K10 and passes through hydraulic line with second hydraulic valve 12 respectively and be connected.

In this embodiment, high-pressure oil can adopt solitary hydraulic system to provide, also can adopt colliery emulsion liquid pump system to provide in the pit, when adopting independent hydraulic system, drives the gear pump through the motor, is as the medium by the hydraulic oil in the hydraulic tank. The independent hydraulic system that self was equipped with simple operation when the work is sensitive.

If the fixed template 1 (with the telescopic template 2 inside) is to be erected, the second hydraulic valve group can be operated to inject liquid into the liquid injection ports K6 and K9 by high-pressure oil provided by the hydraulic pump, the plungers at the two ends of the first bidirectional hydraulic cylinder 8 and the second bidirectional hydraulic cylinder 9 extend outwards, the upper plunger pushes the fixed template 1 (with the telescopic template 2 inside) placed on the shield plate 10 to move upwards until the fixed template 1 (with the telescopic template 2 inside) droops vertically and stands between the coal seam top and bottom plates, and the lower plunger extends downwards until the lower plunger is supported on the coal seam bottom plate; (note: at this time, after the fixed die plate 1 is erected, the extension of the retractable die plate 2 is operated). Under the action of high pressure, two plungers of a first bidirectional hydraulic cylinder 8 and a second bidirectional hydraulic cylinder 9 extend upwards and downwards, the upper plunger supports the template, and the lower plunger supports the coal seam bottom plate, so that the mode has high strength and firm support, can prevent the lateral pressure of the filling paste (concrete) from pressing down the template, stops personal injury to workers, and ensures safety; the template can be erected quickly, and the time for erecting the template is reduced.

After the paste (concrete) is filled, if the fixed template 1 and the telescopic template 2 need to be detached, the second hydraulic valve group can be operated to inject liquid into the liquid injection ports K5, K7, K8 and K10 by high-pressure oil provided by the hydraulic pump, the movable columns at the two ends of the first bidirectional hydraulic cylinder 8 and the second bidirectional hydraulic cylinder 9 retract inwards, the upper movable column pulls the fixed template 1 and drives the telescopic template 2 to separate the fixed template 1 and the telescopic template 2 from a filling body, and the telescopic template 2 retracts into the fixed template 1 and retracts inwards to separate the lower movable column from a coal seam floor. Manual demoulding is not needed, the labor intensity of workers is not high, the demoulding speed is improved, and the time is saved.

In the embodiment, the shield plate 10 is arranged on the traveling mechanism, the shield plate 10 is driven by the traveling mechanism to move, and the shield plate 10 is connected with the fixed template 1 (the telescopic template 2 is arranged in the fixed template), the first bidirectional hydraulic cylinder 8 and the second bidirectional hydraulic cylinder 9; thus, when the support formwork is retracted onto the shield panels 10, the equipment can be transferred by means of the running gear. The hydraulic mechanical template system is placed on the traveling mechanism through the masking plate 10, other loading equipment and manual carrying are not needed, and the template system can be mechanically and automatically moved and transferred, so that the number of operators can be reduced, and the labor intensity of workers can be reduced.

In this embodiment, the shield panel 10 is a supporting and placing facility for the fixed formwork 1 (with the retractable formwork 2 inside), and is also a fulcrum for the first bidirectional hydraulic cylinder 8 and the second bidirectional hydraulic cylinder 9.

In this embodiment, the main structure of the traveling mechanism 13 is a vehicle body capable of bearing the shield plate 10, and the specific structure thereof is not described herein, and the traveling mechanism 13 may be powered by a hydraulic system (or may be replaced by a coal mine underground emulsion pump system) or electric power, and may be a wheel-type or crawler-type automatic traveling mechanism, or may use external traction. When powered by hydraulic pressure, the third hydraulic valve block 14 may be operated to have the hydraulic motor connected thereto as the driving power.

As shown in fig. 7, the device can be combined with a fully mechanized mining support for use, the device is connected with the fully mechanized mining support through an upper connecting beam and a lower connecting beam, and the fully mechanized mining support drives the device to move, so that a walking mechanism is not needed. When the coal face is broken by using the fully mechanized mining support or the coal seam roof, the device can be connected to the rear of the fully mechanized mining support by using the upper connecting beam and the lower connecting beam, and the fully mechanized mining support is used for drawing the device to walk.

The utility model discloses a repeated cycle of equipment uses, through the combination that adopts fixed die plate 1 and flexible template 2, adopts the hydraulic pressure machinery template to replace bamboo joint board, metal mesh, wooden wedge and pc to weave cloth, monomer pillar (hole wood), enables in the coal mining production process, has reduced material consumption, and save material cost expends, has reduced manufacturing cost. Through using hydraulic pressure machinery template equipment, reduce the handling volume of material, not having the heavy manual labor when artifical prop up to establish, demolish the template, reduced intensity of labour.

The utility model discloses an use hydraulic machinery template equipment, thoroughly solve when coal exploitation lotion (concrete) fills, along with constantly increasing when the obturator, obturator facade lateral pressure constantly increases, and pressure can destroy the template, causes lotion (concrete) to leak or causes the injury to the personnel, has ensured the safety in production. The mechanized and automatic vertical formwork erection of the filling paste (concrete) face under the coal mine is realized, the speed is increased, and the efficiency is improved.

The utility model discloses hydraulic machinery template equipment can contract and overlap, reduces shared space, under the colliery in the pit and the narrow condition of coal face, convenient and flexible when using and removing. The operation is simple and quick in action, a plurality of devices can be operated by one person, workers in a coal face can be reduced, the working cycle time of mining and filling paste (concrete) is shortened, the coal yield can be improved, the comprehensive cost is reduced, and the economic benefit of enterprises is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.

Claims

1. A vertical surface supporting mechanical template device for underground mining and filling of a coal mine is characterized by comprising a supporting template and a hydraulic supporting system, wherein the supporting template comprises a fixed template and a telescopic template which can be telescopic along the fixed template, and a telescopic hydraulic cylinder is arranged between the fixed template and the telescopic template; the hydraulic support system comprises a support hydraulic cylinder, the top end of the support hydraulic cylinder is hinged to the upper edge of the fixed template, and the support hydraulic cylinder is connected with a second hydraulic valve through a hydraulic pipeline.

2. The vertical surface supporting mechanical template device for mining and filling in the underground of the coal mine as claimed in claim 1, wherein the upper side and the lower side of the fixed template are respectively provided with a U-shaped groove, and the two side walls of the telescopic template are respectively embedded in the two U-shaped grooves and can slide back and forth along the U-shaped grooves.

3. The vertical surface supporting mechanical template device for mining and filling in a coal mine well is characterized in that the telescopic hydraulic cylinder comprises a first hydraulic cylinder and a second hydraulic cylinder, and the first hydraulic cylinder and the second hydraulic cylinder are single-direction acting hydraulic cylinders.

4. The vertical surface supporting mechanical template device for the mining and filling of the underground coal mine according to claim 3, wherein the liquid injection ports K1 and K2 of the first hydraulic cylinder and the liquid injection ports K3 and K4 of the second hydraulic cylinder are respectively connected with a first hydraulic valve group.

5. The vertical surface supporting mechanical formwork device for mining and filling in a coal mine well is characterized in that the first hydraulic cylinder and the second hydraulic cylinder are respectively positioned on the upper side and the lower side of the fixed formwork.

6. The vertical surface supporting mechanical formwork device for mining and filling in an underground coal mine according to claim 3, wherein one ends, far away from each other, of the fixed formwork and the telescopic formwork are respectively provided with a first reinforcing plate and a second reinforcing plate, the cylinder body ends of the first hydraulic cylinder and the second hydraulic cylinder are connected with the first reinforcing plate, and the movable columns of the first hydraulic cylinder and the second hydraulic cylinder are connected with the second reinforcing plate.

7. The vertical surface supporting mechanical formwork device for the underground mining and filling of the coal mine according to claim 1, wherein the supporting hydraulic cylinder comprises a first bidirectional hydraulic cylinder and a second bidirectional hydraulic cylinder, and the middle parts of the first bidirectional hydraulic cylinder and the second bidirectional hydraulic cylinder are hinged with a shield plate.

8. The vertical surface supporting mechanical formwork device for the coal mine underground mining filling as claimed in claim 7, wherein the top ends of the upper movable columns of the first and second bidirectional hydraulic cylinders are hinged with the upper edge of the fixed formwork, and the top ends of the lower movable columns of the first and second bidirectional hydraulic cylinders are provided with sleeve shoes.

9. The vertical surface supporting mechanical formwork device for mining and filling in an underground coal mine according to claim 7, wherein the first bidirectional hydraulic cylinder is provided with liquid injection ports K5, K6 and K7, the second bidirectional hydraulic cylinder is provided with liquid injection ports K8, K9 and K10, and the liquid injection ports K5, K6, K7, K8, K9 and K10 are respectively connected with the second hydraulic valve through hydraulic pipelines.

10. The vertical surface supporting mechanical template device for the mining and filling of the underground of the coal mine as claimed in claim 7, further comprising a traveling mechanism, wherein the shield plate is arranged on the traveling mechanism.