CN114294025A - Gob-side entry retaining mechanized mold hanging device - Google Patents
Gob-side entry retaining mechanized mold hanging device Download PDFInfo
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- CN114294025A CN114294025A CN202210095366.6A CN202210095366A CN114294025A CN 114294025 A CN114294025 A CN 114294025A CN 202210095366 A CN202210095366 A CN 202210095366A CN 114294025 A CN114294025 A CN 114294025A
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Abstract
本发明公开了一种沿空留巷机械化挂模装置，包括牵引机构，所述牵引机构连接有折叠机构，所述折叠机构连接有挂模机构；所述挂模机构包含前框架，所述前框架的两侧可移动地设置有第一框架和第二框架，第一框架和第二框架上分别安装固定有两组可上下伸缩的第一支撑机构，所述前框架上方设有浇注管，所述浇注管上设置有多个管卡。该沿空留巷机械化挂模装置，以减少作业人员数量，减轻工人的劳动强度，提高机械化、自动化程度，实现减员增效。
The invention discloses a mechanized mold hanging device for gob-side entry retention, comprising a traction mechanism, the traction mechanism is connected with a folding mechanism, and the folding mechanism is connected with a mold hanging mechanism; the mold hanging mechanism includes a front frame, and the front mold Both sides of the frame are movably provided with a first frame and a second frame, two sets of first support mechanisms that can be retracted up and down are respectively installed and fixed on the first frame and the second frame, and a pouring pipe is arranged above the front frame, The pouring pipe is provided with a plurality of pipe clips. The gob-side entry retaining mechanized form-hanging device reduces the number of operators, reduces the labor intensity of workers, improves the degree of mechanization and automation, and realizes downsizing and increasing efficiency.
Description
Technical Field
The invention belongs to the technical field of underground supporting equipment of a coal mine, and particularly relates to a gob-side entry retaining mechanized formwork hanging device.
Background
The applicant invented device and method for pouring concrete continuous wall along gob-side entry retaining of mining working face, patent numbers: ZL 200910023718.1; a gob-side entry retaining horizontal and oblique double-pulling fiber flexible template and a filling method thereof are disclosed in the patent number: 201510607404.1, which is called as a flexible mold concrete gob-side entry retaining technology, and is currently popularized and applied to a plurality of working faces of 160 coal-production provinces in China, in the process of hanging and establishing a gob-side entry retaining flexible template, coal miners are required to use hydraulic single pillars, wood point pillars and the like to prop against the flanges of the flexible mold, and then fix the flanges on a roadway roof, or use a mode of making anchor rods to fix the flanges of the flexible mold on the roadway roof through a mold hanging anchor rod, so as to fix the flexible mold, and when the concrete wall is poured and reaches a certain strength, the hydraulic single pillars and the wood point pillars are recovered. Although the flexible mold gob-side entry retaining technology is widely popularized and applied at present, the two modes need multiple coal mine workers to operate in a cooperative mode at present, certain labor intensity exists, the extraction speed is improved along with the increase of the mining intensity in recent years, the labor cost is increased year by year, meanwhile, the requirements of intelligent construction of a working face and the like are continuously improved, and therefore a high-efficiency and safe mechanical device is urgently needed to be researched, the labor intensity of workers is reduced, the mechanization and automation degree is improved, the reduction of workers and the improvement of effects are realized, the technology can be advanced with time, and the intelligent construction requirements of coal mines are met.
Disclosure of Invention
The invention aims to provide a gob-side entry retaining mechanized mold hanging device, which is used for reducing the number of operators for hanging a flexible mold in the flexible mold concrete gob-side entry retaining technology, reducing the labor intensity of workers, lowering the cost and improving the degree of mechanization and automation.
In order to achieve the purpose, the invention adopts the technical scheme that: a mechanical gob-side entry retaining mold hanging device comprises a traction mechanism, wherein the traction mechanism is connected with a folding mechanism, and the folding mechanism is connected with a mold hanging mechanism; the mold hanging mechanism comprises a front frame, a first frame and a second frame are movably arranged on two sides of the front frame, two groups of first supporting mechanisms capable of stretching up and down are respectively installed and fixed on the first frame and the second frame, a pouring pipe is arranged above the front frame, and a plurality of pipe clamps are arranged on the pouring pipe.
As a preferable technical solution of the present invention, the front frame is provided with two reciprocating driving mechanisms, and driving ends of the two reciprocating driving mechanisms are respectively connected with the first frame and the second frame.
As a preferable technical scheme of the invention, the driving end of each group of the first supporting mechanisms is connected with a mold hanging guide rod.
As a preferable technical solution of the present invention, the first frame and the second frame are respectively provided with a limiting mechanism, and the two limiting mechanisms are located below the mold hanging guide rod.
As a preferable technical solution of the present invention, a set of second supporting mechanisms is provided below both the first frame and the second frame.
As a preferable technical solution of the present invention, the lateral adjusting mechanism is provided on both sides of the first frame and the second frame.
As a preferred technical solution of the present invention, the reciprocating driving mechanism, the first supporting mechanism, the second supporting mechanism, the limiting mechanism and the lateral adjusting mechanism are all jacks.
As a preferable technical solution of the present invention, the first frame and the second frame are both hollow structures.
As a preferred technical scheme of the present invention, the traction mechanism includes a base, the base is provided with a plurality of columns and a pushing jack, top beams are provided at tops of the plurality of columns, one end of each top beam is hinged with a side protection plate, the top beams are provided with side protection jacks, and driving ends of the side protection jacks are connected with the side protection plates.
As a preferred technical scheme of the present invention, the folding mechanism comprises a plurality of fixed frames, each fixed frame is provided with a plurality of supporting jacks, both sides of the fixed frame are provided with second connecting chutes, the driving end of each supporting jack is provided with a top beam body, a scissor-type connecting rod is arranged between each two adjacent fixed frames, two upper ends of the scissor-type connecting rods are respectively slidably arranged in the two adjacent second connecting chutes, and two lower ends of the scissor-type connecting rods are hinged on the two adjacent fixed frames; and a folding jack is arranged on any one of the two adjacent fixed frames, and a driving end of the folding jack is arranged in a second connecting sliding groove in the other fixed frame in a sliding manner.
The invention has the beneficial effects that: the gob-side entry retaining mechanical mold hanging device is an automatic device developed for hanging and pouring a flexible mold in flexible mold gob-side entry retaining technology construction, achieves the function of mechanical mold hanging through the cooperation of a plurality of mechanisms, reduces the number of operating personnel to the maximum extent, reduces the labor intensity and the production cost of the personnel, and improves the degree of mechanization and automation; the function of pouring a plurality of flexible mold concretes under one operation cycle can be realized through the alternate action of a plurality of pipe clamps arranged on the pouring pipe, and the working efficiency of hanging the mold is greatly improved; meanwhile, an operator can carry out mold hanging operation at a safe position far away from the support, and the safety of the operator is guaranteed to the maximum extent.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a gob-side entry retaining mechanized mold hanging device of the present invention;
FIG. 2 is a schematic structural diagram of a mold hanging mechanism in the gob-side entry retaining mechanized mold hanging device of the present invention;
FIG. 3 is a schematic view of the assembly of the pour tube, tube clip and flexible mold of FIG. 2;
FIG. 4 is a schematic view of the assembly of the flexible mold and the mold hanging guide rod;
FIG. 5 is a schematic structural diagram of a traction mechanism in the gob-side entry retaining mechanized mold hanging device according to the present invention;
fig. 6 is a schematic structural diagram of a folding mechanism in the gob-side entry retaining mechanized mold hanging device of the present invention.
In the figure: 1. the device comprises a traction mechanism, 101, a top beam, 102, a first connecting chute, 103, a first connecting seat, 104, a base, 105, a pushing jack, 106, a stand column, 107, a side protection jack, 108, a side protection plate, 2, a folding mechanism, 201, a top beam body, 202, a supporting jack, 203, a limiting chain, 204, a fixed frame, 205, a second connecting chute, 206, a second connecting seat, 207, a scissor type connecting rod, 208, a folding jack, 3, a mold hanging mechanism, 301, a front frame, 302, a second supporting mechanism, 303, a second frame, 304, a lateral adjusting mechanism, 305, a limiting mechanism, 306, a first supporting mechanism, 307, a mold hanging guide rod, 308, a pipe clamp, 309, a pouring pipe, 310, a first frame, 311, a third connecting chute, 312, a third connecting seat, 313 and a reciprocating driving mechanism.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1, the gob-side entry retaining mechanized mold hanging device of the present invention includes a traction mechanism 1, the traction mechanism 1 is connected with a folding mechanism 2, the folding mechanism 2 is connected with a mold hanging mechanism 3, the mold hanging mechanism includes a front frame 301, a first frame 310 and a second frame 303 are movably disposed on two sides of the front frame 301, two sets of first support mechanisms 306 capable of extending up and down are respectively mounted and fixed on the first frame 310 and the second frame 303, a pouring pipe 309 is disposed above the front frame 301, and a plurality of pipe clamps 308 are disposed on the pouring pipe 309. Two reciprocating driving mechanisms 313 are arranged on the front frame 301, and the driving ends of the two reciprocating driving mechanisms 313 are respectively connected with the first frame 310 and the second frame 303. The driving end of each group of first supporting mechanisms 306 is connected with a mold hanging guide rod 307.
The first frame 310 and the second frame 303 are respectively provided with a limiting mechanism 305, and the two limiting mechanisms 305 are positioned below the mold hanging guide rod 307, so that the mold hanging guide rod 307 can be prevented from excessively moving downwards.
A set of second supporting mechanisms 302 is arranged below the first frame 310 and the second frame 303, and the first frame 310 and the second frame 303 can be supported by the two sets of second supporting mechanisms 302 to facilitate movement.
The side portions of the first frame 310 and the second frame 303 are provided with lateral adjusting mechanisms 304, and the first frame 310 and the second frame 303 can be adjusted in width by the reciprocating driving mechanism 313.
The reciprocating drive mechanism 313, the first support mechanism 306, the second support mechanism 302, the limiting mechanism 305, and the lateral adjustment mechanism 304 are all preferably jacks.
The first frame 310 and the second frame 303 are hollow structures, so that the design can ensure that the first frame and the second frame have high supporting strength under the condition of low weight.
As shown in fig. 5, the traction mechanism 1 includes a base 104, the base 104 is provided with a plurality of columns 106 and a pushing jack 105, the tops of the plurality of columns 106 are provided with a top beam 101, one end of the top beam 101 is hinged with a side protection plate 108, the top beam 101 is provided with a side protection jack 107, and a driving end of the side protection jack 107 is connected with the side protection plate 108.
As shown in fig. 6, the folding mechanism 2 includes a plurality of fixed frames 204, each fixed frame is provided with a plurality of supporting jacks 202, both sides of the fixed frame 204 are provided with a second connecting chute 205 and a second connecting seat 206, the driving end of the supporting jack 202 is provided with a top beam body 201, a scissor type connecting rod 207 is arranged between each two adjacent fixed frames 204, two upper ends of the scissor type connecting rod 207 are respectively slidably arranged in the two adjacent second connecting chutes 205, and two lower ends of the scissor type connecting rod 207 are hinged to the two adjacent fixed frames 204; a folding jack 208 is arranged on the second connecting seat 206 of any one of the two adjacent fixed frames 204, and the driving end of the folding jack 208 is slidably arranged in the second connecting chute 205 of the other fixed frame 204. The two fixed frames 204 are connected together by a spacing chain 203.
The rear side of the base 104 of the traction mechanism 1 is provided with a first connecting chute 102 and a first connecting seat 103, and the front side of the front frame 301 of the mold hanging mechanism 3 is provided with a third connecting chute 311 and a third connecting seat 312. The scissor link 207 and the folding jack 208 are respectively assembled between the first connecting slide 102 and the first connecting seat 103, and between the third connecting slide 311 and the third connecting seat 312 and the corresponding second connecting slide 205 and the second connecting seat 206.
Referring to fig. 4, the overhaul class carries out hanging mold pouring, in the beginning stage, the first supporting mechanism 306 is retracted, the height of the hanging mold guide rod 307 is reduced, a worker penetrates the multi-section hanging mold guide rod 307 into the flexible mold flange, the reciprocating driving mechanism 313 is adjusted to enable the distance between the first frame 310 and the second frame 303 to reach the designed distance, then the first supporting mechanism 306 is extended out, the hanging mold guide rod 307 is compacted on the top plate of the roadway, the hanging mold process is completed, and finally concrete is injected into the multi-section flexible mold through the sprue gate assembly, so that pouring of one section of flexible mold is completed.
With reference to fig. 4 and 6, after the first section of flexible formwork concrete reaches a certain strength, the first supporting mechanism 306 retracts a certain distance, then the top beam body 201 of the folding mechanism retracts, the scissor type connecting rod 207 is folded under the action of the folding jack 208, the folding mechanism 2 compresses a step distance, so as to drive the formwork hanging mechanism 3 to move forward by a step distance, meanwhile, pipe clamps 1 and 6 on the pouring pipe of the formwork hanging mechanism 3 are opened, the section 2 of the multi-section flexible formwork is pulled open, the pipe clamp 6 is locked, the supporting jack 202 of the folding mechanism 2 and the first supporting mechanism 306 of the formwork hanging mechanism 3 are lifted, roadway support is completed, pouring of the second section of the multi-section flexible formwork is performed, and the rest is done in sequence until the pouring of the whole flexible formwork wall is completed.
With reference to fig. 1, a production team supports, namely a folding mechanism 2 of a gob-side entry retaining mechanized formwork hanging device compressed to the shortest state is opened, a traction jack of a traction mechanism 1 connected with an end support is stretched as the end support of a working face moves forwards, then the traction mechanism 1 descends, the traction jack contracts and pulls the traction mechanism 1 to move by a step distance, at the moment, a first scissor type connecting rod 207 between the traction mechanism 1 and the folding mechanism 2 is pulled, and the folding mechanism 2 is sequentially pulled as the working face advances until the folding mechanism is completely pulled.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210095366.6A CN114294025B (en) | 2022-01-26 | 2022-01-26 | Mechanized formwork hanging device for roadway retention |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210095366.6A CN114294025B (en) | 2022-01-26 | 2022-01-26 | Mechanized formwork hanging device for roadway retention |
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| Publication Number | Publication Date |
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| CN114294025A true CN114294025A (en) | 2022-04-08 |
| CN114294025B CN114294025B (en) | 2025-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210095366.6A Active CN114294025B (en) | 2022-01-26 | 2022-01-26 | Mechanized formwork hanging device for roadway retention |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116950692A (en) * | 2023-08-11 | 2023-10-27 | 陕西开拓建筑科技有限公司 | Gob-side entry retaining self-moving type die hanging device |
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| CN114294025B (en) | 2025-11-14 |
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