CN210033501U - Guide rail type steel wire mesh transmission device for soft coal seam working face - Google Patents
Guide rail type steel wire mesh transmission device for soft coal seam working face Download PDFInfo
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- CN210033501U CN210033501U CN201920466389.7U CN201920466389U CN210033501U CN 210033501 U CN210033501 U CN 210033501U CN 201920466389 U CN201920466389 U CN 201920466389U CN 210033501 U CN210033501 U CN 210033501U
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- steel wire
- wire mesh
- hydraulic support
- guide rail
- coal seam
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Abstract
The utility model provides a guide rail type steel wire mesh transmission device for a soft coal seam working face, which relates to the technical field of coal mining.A hydraulic support is arranged between a coal wall and a goaf so as to realize the support and shield of the coal face; the guide rail is positioned and suspended at the front part of the inner side of the hydraulic support; a steel wire mesh is laid above the hydraulic support; the rear part of the steel wire mesh is fixed at the bottom of the gangue, and the front part of the steel wire mesh is laid along the front end of the hydraulic support, so that a worker is in a completely closed environment formed by the hydraulic support and the steel wire mesh; the hydraulic support is walked around to protect group's board front end to the front end of wire net to through the net knot with around establishing the steel wire net book front end on the guide rail and be connected, with this quick laying of realization wire net, convenient operation is swift, greatly reduced operating personnel's intensity of labour, improved the efficiency that the wire net was laid greatly.
Description
Technical Field
The utility model relates to a coal mining technical field, concretely relates to soft coal seam working face guide rail formula wire net transmission device.
Background
Along with the continuous increase of the mining depth and the mining intensity, the technical conditions of mine mining are more complex, the problems of soft top plate, soft bottom plate and soft coal bed are gradually highlighted, the strength of the soft coal bed is low, the structure is poor, the wall caving and roof falling are easy to happen in the mining process of the working face, the accidents of wall caving and roof falling are caused, and the safety and high-efficiency mining of the coal bed is seriously restricted by the stability problem of the coal wall. In order to isolate the broken top plate and the coal wall and prevent the broken top plate from falling down in the support descending process and the coal wall caving from causing harm to the safety of workers, at present, a telescopic front beam and a side protection plate are mostly adopted to support a steel wire mesh on the coal wall, so that the workers are in a fully closed state of the support, the top plate and the coal wall, and the occurrence of mining accidents is effectively prevented and controlled. However, the existing steel wire mesh is usually laid by directly carrying and manually laying by operators, the process is complicated, the labor amount is large, the efficiency is low, and quick laying cannot be realized.
SUMMERY OF THE UTILITY MODEL
The utility model aims at a soft coal seam working face guide rail formula wire net transmission device can realize the quick laying of wire net, and convenient operation is swift, greatly reduced operating personnel's intensity of labour, improved the efficiency that the wire net was laid greatly.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a guide rail type steel wire mesh transmission device for a soft coal seam working face comprises a hydraulic support, a steel wire mesh, a mesh buckle and a guide rail; the hydraulic support is a supporting and shielding type hydraulic support; the hydraulic support is arranged between the coal wall and the goaf, so that the coal face is supported and shielded; the guide rail is positioned and suspended at the front part of the inner side of the hydraulic support; the steel wire mesh is laid above the hydraulic support; the rear part of the steel wire mesh is fixed to the bottom of gangue in the goaf, and the front part of the steel wire mesh is laid along the front end of the hydraulic support, so that a worker is in a completely closed environment formed by the hydraulic support and the steel wire mesh; the front end of the steel wire mesh bypasses the front end of the side protection plate of the hydraulic support and is respectively connected with the steel wire mesh and the front end of a steel wire mesh roll wound on the guide rail through hooks at two ends of the mesh fastener, so that the steel wire mesh is laid quickly; a coal mining machine is also arranged; the coal mining machine is connected with the hydraulic support through a front and rear telescopic device, so that the whole front and rear movement of the hydraulic support is realized.
Furthermore, the hydraulic support comprises a side guard plate, a telescopic beam, a top beam, a shield beam, a front upright post and a rear upright post; the side protecting plates, the telescopic beams, the top beams and the shield beams are sequentially connected end to end from front to back and are matched with the excavation working area of the coal seam to form a supporting shield space; and piston rods of the front upright post and the rear upright post are respectively connected with the top beam.
Furthermore, a plurality of hydraulic supports are arranged in the mining working area of the coal seam along the length direction of the coal face in an array mode.
Furthermore, the net buckle is a double-end hanging buckle structure, so that the front steel wire mesh and the rear steel wire mesh are hung.
Furthermore, anti-falling mechanisms are arranged on hooks at two ends of the net buckle; the anti-falling mechanism comprises a closed plate and a torsion spring, one end of the closed plate is rotatably connected with the tail part of the hook through a rotating shaft, and the other end of the closed plate is abutted against the inner side wall of the head part of the hook; the torsion spring cover is established in the pivot, just the torque arm of torsional spring respectively with the inside wall butt of couple and closing plate to this realize the closing plate with the elasticity butt of couple realizes the automatic re-setting of closing plate simultaneously.
Furthermore, the two axial ends of the guide rail are respectively fixedly connected with the hydraulic supports at the two ends through ropes.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up net knot and guide rail, during the use, only need will be connected with the wire net front end that has laid around establishing the wire net on the guide rail and pulling out and through the net knot, realize the location to the outer end of wire net, can realize the quick effectual laying of wire net, convenient operation is swift, greatly reduced operating personnel's intensity of labour, improved the efficiency that the wire net was laid greatly.
2. The utility model has the advantages of simple structure, economical and practical, reasonable in design is fit for extensively promoting. Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model discloses a guide tracked wire net transmission device schematic diagram.
Fig. 2 is a cross-sectional view of a-a of fig. 1 according to the present invention;
fig. 3 is a schematic structural view of a laying state of a steel wire mesh of the present invention;
fig. 4 is a schematic view of a net buckle structure in an embodiment of the present invention;
fig. 5 is a schematic view of a net buckle structure in an embodiment of the present invention;
the reference numbers in the figures illustrate:
1. a hydraulic support; 11. a side protection plate; 12. a telescopic beam; 13. a top beam; 14. covering the beam; 15. a front pillar; 16. A rear pillar; 2. steel wire mesh; 3. net buckling; 31. hooking; 32. an anti-drop mechanism; 4. a guide rail; 5. a coal seam; 6. a gob; 7. a coal mining machine; 8. returning air to the gallery; 9. a haulage roadway; 10. a rope.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be further explained with reference to fig. 1 to 5:
with reference to fig. 1, 2, 3 and 5, the guide rail type steel wire mesh transmission device for the working face of the soft coal seam comprises a hydraulic support 1, a steel wire mesh 2, a net buckle 3 and a guide rail 4; the hydraulic support 1 is a supporting and shielding type hydraulic support 1; the hydraulic support 1 is arranged between a coal wall and a goaf 6, so that the coal face is supported and shielded; the guide rail 4 is positioned and suspended at the front part of the inner side of the hydraulic support 1; the steel wire mesh 2 is laid above the hydraulic support 1; the rear part of the steel wire mesh 2 is fixed at the bottom of gangue in the goaf 6, and the front part of the steel wire mesh is laid towards the front end along the hydraulic support 1, so that a worker is in a completely closed environment formed by the hydraulic support 1 and the steel wire mesh 2; the front end of the steel wire mesh 2 bypasses the front end of the side protection plate 11 of the hydraulic support 1 and is connected with the front end of a steel wire mesh roll wound on the guide rail 4 through the mesh buckle 3, so that the steel wire mesh 2 is laid quickly.
The utility model discloses a set up net knot 3 and guide rail 4, during the use, only need will be connected with 2 front ends of the wire net that have laid around establishing wire net 2 on guide rail 4 and pull out and through net knot 3, realize realizing the location to the outer end of wire net 2, can realize the quick effectual laying of wire net 2, convenient operation is swift, greatly reduced operating personnel's intensity of labour, improved the efficiency that wire net 2 laid greatly.
The hydraulic support 1 comprises a side guard plate 11, a telescopic beam 12, a top beam 13, a shield beam 14, a front upright post 15 and a rear upright post 16; the side protecting plates 11, the telescopic beams 12, the top beams 13 and the shield beams 14 are sequentially connected end to end from front to back and are matched with the excavation working area of the coal seam 5 to form a supporting shield space; piston rods of the front upright post 15 and the rear upright post 16 are respectively connected with the top beam 13 to drive the top beam 13 to move up and down.
And a return air drift 8 and a transportation drift are respectively arranged on two sides of the area to be mined of the coal seam 5.
Because the upper part and the lower part of the coal seam 5 have certain height difference during mining, a plurality of hydraulic supports 1 can also generate certain height difference during arrangement; the steel wire net roll can roll around the axle from the hydraulic support at the upper end to the hydraulic support at the lower end, so that the whole steel wire net roll can be carried conveniently, and time and labor are saved.
And a plurality of hydraulic supports 1 are arranged in the mining and excavating working area of the coal seam 5 along the length direction of the roadway in an array manner.
With reference to fig. 4, in an embodiment, the net buckle 3 is a double-end buckle structure with hooks 31 at both ends, so as to hook the two steel wire meshes 2;
preferably, the hooks 31 at the two ends of the net buckle 3 are provided with anti-falling mechanisms 32, each anti-falling mechanism 32 comprises a closing plate and a torsion spring, one end of each closing plate is rotatably connected with the tail of the corresponding hook 31 through a rotating shaft, and the other end of each closing plate is abutted against the inner side wall of the head of the corresponding hook 31; the torsion spring cover is established in the pivot, just the torque arm of torsional spring respectively with the inside wall butt of couple 31 and closing plate to this realize the closing plate with the elasticity butt of couple 31 realizes the automatic re-setting of closing plate simultaneously, can effectively prevent the unhook, articulates convenient and fast.
The two axial ends of the guide rail 4 are fixedly connected with the hydraulic supports 1 at the two ends, so that the guide rail 4 is suspended inside the hydraulic supports 1;
preferably, two axial ends of the guide rail 4 are fixedly connected with the hydraulic supports 1 at two ends through ropes 10 respectively; the rope 10 acts as a flexible support, facilitating the swinging of the guide rail and the adjustment of the suspended position, and the laying and adjustment of the whole steel wire.
The steel wire mesh 2 may be another metal mesh.
A coal mining machine 7 is also arranged; the coal mining machine 7 is connected with the hydraulic support 1 through a front and back telescopic device, so that the whole front and back movement of the hydraulic support 1 is realized;
preferably, the telescopic device can adopt a telescopic oil cylinder; the base of the telescopic oil cylinder is fixedly connected with the coal mining machine 7, and the piston rod of the telescopic oil cylinder is fixedly connected with the base of the hydraulic support 1; and the coal mining machine 7 is fixedly arranged, and the front and back movement of the hydraulic support 1 is realized through a telescopic oil cylinder.
A use method of a guide rail type steel wire mesh transmission device for a soft coal seam working face comprises the following concrete steps of laying steel wire meshes:
firstly, according to the distance that the hydraulic support 1 needs to move forwards, the length of the steel wire mesh 2 matched with the guide rail 4 is unwound from the guide rail 4;
secondly, the front end of a steel wire mesh 2 paved on the hydraulic support 1 is connected with the outer end of the steel wire mesh 2 wound on a guide rail 4 through a mesh buckle 3, so that the steel wire mesh 2 is prolonged and connected;
thirdly, the front upright post 15 and the rear upright post 16 on the hydraulic support 1 are adjusted to realize the forward movement of the upper supporting shield structure of the hydraulic support 1;
and (IV) in the process of forward movement of the hydraulic support 1, the rear end of the steel wire mesh 2 laid on the hydraulic support 1 is fixedly arranged, and the front end of the hydraulic support 1 pushes the steel wire mesh which is connected and extended to be unfolded forward, so that the steel wire mesh is quickly extended and laid.
The utility model has the advantages of simple structure, the installation simple operation, economical and practical uses in a flexible way, reasonable in design, compact structure is fit for extensively promoting.
It should be noted that the detailed description of the present invention is not included in the prior art, or can be obtained directly from the market, and those skilled in the art can obtain the detailed description without creative efforts, and the detailed connection method has a very wide application in the field or daily life, and is not described in detail herein.
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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and 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, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (5)
1. The utility model provides a soft coal seam working face guide rail formula wire net transmission device which characterized in that: comprises a hydraulic support (1), a steel wire mesh (2), a net buckle (3) and a guide rail (4); the hydraulic support (1) is a supporting and shielding type hydraulic support (1); the hydraulic support (1) is arranged between the coal wall and the goaf (6) so as to realize the support and shield of the coal face; the guide rail (4) is positioned and suspended at the front position of the inner side of the hydraulic support (1); the steel wire mesh (2) is laid above the hydraulic support (1); the rear part of the steel wire mesh (2) is fixed to the bottom of gangue in the goaf (6), and the front part of the steel wire mesh is laid towards the front end along the hydraulic support (1), so that a worker is in a completely closed environment formed by the hydraulic support (1) and the steel wire mesh (2); the front end of the steel wire mesh (2) bypasses the front end of a side protection plate (11) of the hydraulic support (1), and is respectively connected with the steel wire mesh (2) and the front end of a steel wire mesh roll wound on the guide rail (4) through hooks (31) at two ends of the mesh buckle (3), so that the steel wire mesh (2) is quickly laid; the two axial ends of the guide rail (4) are respectively fixedly connected with the hydraulic supports (1) at the two ends through ropes (10); a coal mining machine (20) is also arranged; the coal mining machine (20) is connected with the hydraulic support (1) through a front and back telescopic device, so that the whole front and back movement of the hydraulic support (1) is realized.
2. The soft coal seam working face guide rail type steel wire mesh transmission device of claim 1, which is characterized in that: the hydraulic support (1) comprises an upper guard plate (11), a telescopic beam (12), a top beam (13), a shield beam (14), a front upright post (15) and a rear upright post (16); the side protection plates (11), the telescopic beams (12), the top beams (13) and the shield beams (14) are sequentially connected end to end from front to back and are matched with the excavation working area of the coal seam (5) to form a supporting shield space; and piston rods of the front upright post (15) and the rear upright post (16) are respectively connected with the top beam (13).
3. The soft coal seam working face guide rail type steel wire mesh transmission device of claim 1, which is characterized in that: and a plurality of hydraulic supports (1) are arranged in the mining working area of the coal seam (5) along the length direction of the coal face in an array manner.
4. The soft coal seam working face guide rail type steel wire mesh transmission device of claim 1, which is characterized in that: the net buckle (3) is a double-end hanging buckle structure, so that the front and the rear steel wire meshes (2) can be hung.
5. The soft coal seam working face guide rail type steel wire mesh transmission device of claim 1, which is characterized in that: the hooks (31) at the two ends of the net buckle (3) are provided with anti-falling mechanisms (32); the anti-falling mechanism (32) comprises a closed plate and a torsion spring, one end of the closed plate is rotatably connected with the tail part of the hook (31) through a rotating shaft, and the other end of the closed plate is abutted against the inner side wall of the head part of the hook (31); the torsion spring cover is established in the pivot, just the torque arm of torsion spring respectively with the inside wall butt of couple (31) and closing plate to this realize the closing plate with the elasticity butt of couple (31), realize the automatic re-setting of closing plate simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920466389.7U CN210033501U (en) | 2019-04-08 | 2019-04-08 | Guide rail type steel wire mesh transmission device for soft coal seam working face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920466389.7U CN210033501U (en) | 2019-04-08 | 2019-04-08 | Guide rail type steel wire mesh transmission device for soft coal seam working face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210033501U true CN210033501U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920466389.7U Expired - Fee Related CN210033501U (en) | 2019-04-08 | 2019-04-08 | Guide rail type steel wire mesh transmission device for soft coal seam working face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210033501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856109A (en) * | 2021-01-04 | 2021-05-28 | 微山金源煤矿 | Automatic safety protection equipment for underground working surface of coal mine |
-
2019
- 2019-04-08 CN CN201920466389.7U patent/CN210033501U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856109A (en) * | 2021-01-04 | 2021-05-28 | 微山金源煤矿 | Automatic safety protection equipment for underground working surface of coal mine |
| CN112856109B (en) * | 2021-01-04 | 2022-06-17 | 微山金源煤矿 | Automatic safety protection equipment for underground working surface of coal mine |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |