CN221002810U - Temporary support structure for soft rock roadway - Google Patents
Temporary support structure for soft rock roadway Download PDFInfo
- Publication number
- CN221002810U CN221002810U CN202323242832.8U CN202323242832U CN221002810U CN 221002810 U CN221002810 U CN 221002810U CN 202323242832 U CN202323242832 U CN 202323242832U CN 221002810 U CN221002810 U CN 221002810U
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- Prior art keywords
- sliding
- fixed
- soft rock
- support structure
- temporary support
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- 239000011435 rock Substances 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000008093 supporting effect Effects 0.000 abstract description 10
- 230000002457 bidirectional effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 11
- 230000005641 tunneling Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the technical field of mine support, in particular to a temporary support structure of a soft rock roadway, which comprises a support column, wherein a first hydraulic cylinder is fixedly arranged at the upper end inside the support column, a top plate is fixedly arranged at the upper end of the first hydraulic cylinder, a second hydraulic cylinder is started to extend so that a bottom plate contacts the ground to support the support column by standing on two sides of the roadway, a sliding block at the lower end of the side sliding plate is plugged into a sliding groove, the first hydraulic cylinder is started to drive the top plate to rise so as to drive a top supporting plate to contact the top of the roadway, then a bidirectional hydraulic cylinder is started to drive a sliding rod to move to two sides so as to drive the side sliding plate to slide in the sliding groove, the top supporting plate is pulled to deform so as to be more attached to the top of the roadway, the sliding sleeve slides on the surface of the sliding rod, the top supporting plate is supported by a supporting rod through a limiting knob to be screwed and fixed, and the supporting effect is improved.
Description
Technical Field
The utility model relates to the technical field of mine support, in particular to a temporary support structure of a soft rock roadway.
Background
In the tunneling construction process, the coal gangue at the head of the tunneling needs to be transported out and then permanently supported, so that the position of the tunnel close to the head of the tunneling is empty. In order to prevent dangerous rock of the top plate from falling to injure workers, the surrounding rock is maintained to be stable, the safety of a tunneling working face is ensured, and temporary support is needed to be carried out on an empty top area. The current temporary support structure is generally that an anchor rod is matched with a front cantilever for support. However, in order to enhance the self-stabilization capability of the soft rock roof roadway, the roadway is generally designed to be a semicircular arch or a circular section, but the radian of the roof and the roadway is generally different, the roof cannot be effectively connected, the supporting effect is poor, and therefore, a temporary supporting structure of the soft rock roadway is needed to improve the problems.
Disclosure of utility model
The utility model aims to provide a temporary support structure of a soft rock roadway, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a soft rock tunnel temporary support structure, includes the support column, the inside upper end of support column is fixed and is equipped with first pneumatic cylinder, first pneumatic cylinder upper end is fixed and is equipped with the roof, starts first pneumatic cylinder and drives the roof and rise to drive top backplate contact tunnel top, the roof surface is equipped with the spout, the inside slip of spout is equipped with the slider, slider fixed surface is equipped with the side slide, side slide upper end hinged joint is equipped with top backplate, top backplate lower extreme surface hinged joint is equipped with a plurality of bracing piece, bracing piece other end hinged joint is equipped with the sliding sleeve, the inboard fixed slide bar that is equipped with of side slide, slide bar one end is fixed and is equipped with two-way pneumatic cylinder, the fixed side backplate that is equipped with in the support column outside starts two-way pneumatic cylinder and drives the slide bar and move to both sides, drives the side slide through the slider at the inside slip of spout, thereby pulling top backplate deformation laminating top more.
As a preferable scheme of the utility model, the sliding block and the sliding groove are arranged in a T shape.
As a preferable scheme of the utility model, the top support guard plate is a steel plate which is arranged in an arc shape.
As the preferable scheme of the utility model, the sliding sleeve is connected to the surface of the sliding rod in a sliding way, the surface of the sliding sleeve is provided with a limit knob in a threaded connection way, the sliding sleeve slides on the surface of the sliding rod, is screwed and fixed through the limit knob, and supports the surface of the top support plate through the support rod.
As a preferable scheme of the utility model, the surface of the sliding rod is provided with a plurality of limit holes matched with the limit knob.
As the preferable scheme of the utility model, the inner side of the support column is hinged with the second hydraulic cylinder, the other end of the second hydraulic cylinder is hinged with the bottom plate, the lower surface of the bottom plate is fixedly provided with a plurality of conical blocks, the support column and the side support plates stand on two sides of a roadway, and the second hydraulic cylinder is started to extend, so that the bottom plate contacts the ground, and the support column is supported.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the support columns and the side support plates are erected on two sides of a roadway, the second hydraulic cylinders are started to extend, so that the bottom plate is in contact with the ground, the support columns are supported, the sliding blocks at the lower ends of the side support plates are plugged into the sliding grooves, at the moment, the first hydraulic cylinders are started to drive the top plate to ascend, so that the top support plates are driven to contact with the top of the roadway, the bidirectional hydraulic cylinders are started to drive the sliding rods to move towards two sides, the side support plates are driven to slide in the sliding grooves through the sliding blocks, the top support plates are pulled to deform so as to be more fit with the top of the roadway, the sliding sleeves slide on the surface of the sliding rods, the sliding sleeves are screwed and fixed through the limiting knobs, the surface of the top support plates is supported through the supporting rods, and the supporting effect is improved.
Drawings
FIG. 1 is a schematic overall perspective view of the present utility model;
FIG. 2 is a schematic diagram of the overall internal structure of the present utility model;
fig. 3 is a schematic diagram of a chute structure according to the present utility model.
In the figure: 1. a bidirectional hydraulic cylinder; 2. a support rod; 3. a sliding sleeve; 4. a side slide plate; 5. a top plate; 6. a first hydraulic cylinder; 7. a side support guard plate; 8. a support column; 9. a second hydraulic cylinder; 10. a bottom plate; 11. a slide bar; 12. a limit knob; 13. a top support guard board; 14. a chute; 15. a sliding block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.
It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
Referring to fig. 1-3, the present utility model provides a technical solution:
The utility model provides a soft rock tunnel temporary support structure, including support column 8, the inside upper end of support column 8 is fixed and is equipped with first pneumatic cylinder 6, first pneumatic cylinder 6 upper end is fixed and is equipped with roof 5, start first pneumatic cylinder 6 drive roof 5 rise, thereby drive top backplate 13 contact tunnel top, roof 5 surface is equipped with spout 14, the inside slip of spout 14 is equipped with slider 15, slider 15 fixed surface is equipped with side slide 4, side slide 4 upper end hinged connection is equipped with top backplate 13, top backplate 13 lower extreme surface hinged connection is equipped with a plurality of bracing piece 2, bracing piece 2 other end hinged connection is equipped with sliding sleeve 3, side slide 4 inboard is fixed and is equipped with slide bar 11, slide bar 11 one end is fixed and is equipped with bi-directional pneumatic cylinder 1, support column 8 outside is fixed and is equipped with side backplate 7, start bi-directional pneumatic cylinder 1 drives slide bar 11 to both sides and moves, drive side backplate 4 through slider 15 inside slip in spout 14, the deformation of pulling top backplate 13 is thereby laminating tunnel top more.
As an example of the utility model, both the slide 15 and the chute 14 are provided in a T-shape.
As an example of the present utility model, the top support plate 13 is a steel plate provided in an arc shape.
As an example of the utility model, the sliding sleeve 3 is slidably connected to the surface of the sliding rod 11, a limit knob 12 is in threaded connection with the surface of the sliding sleeve 3, the sliding sleeve 3 slides on the surface of the sliding rod 11, is screwed and fixed through the limit knob 12, and supports the surface of the top support plate 13 through the support rod 2.
As an example of the utility model, the surface of the sliding rod 11 is provided with a plurality of limit holes matched with the limit knob 12.
As an example of the utility model, the inner side of the support column 8 is hinged with a second hydraulic cylinder 9, the other end of the second hydraulic cylinder 9 is hinged with a bottom plate 10, the lower surface of the bottom plate 10 is fixedly provided with a plurality of conical blocks, the support column 8 and the side support plates 7 stand on two sides of a roadway, and the second hydraulic cylinder 9 is started to extend, so that the bottom plate 10 contacts the ground to support the support column 8.
Working principle: when the two-way hydraulic support is used, the support columns 8 and the side support plates 7 are erected on two sides of a roadway, the second hydraulic cylinders 9 are started to extend, the bottom plate 10 is in contact with the ground, the support columns 8 are supported, the sliding blocks 15 at the lower ends of the side support plates 4 are plugged into the sliding grooves 14, the first hydraulic cylinders 6 are started to drive the top plate 5 to lift up, the top support plates 13 are driven to be in contact with the top of the roadway, the two-way hydraulic cylinders 1 are started to drive the sliding rods 11 to move to two sides, the side support plates 4 are driven to slide in the sliding grooves 14 through the sliding blocks 15, the top support plates 13 are pulled to deform so as to be attached to the top of the roadway, the sliding sleeves 3 slide on the surfaces of the sliding rods 11, and the sliding sleeves are screwed and fixed through the limiting knobs 12 to support the surfaces of the top support plates 13 through the supporting rods 2.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a soft rock tunnel temporary support structure, includes support column (8), its characterized in that: the inside upper end of support column (8) is fixed and is equipped with first pneumatic cylinder (6), first pneumatic cylinder (6) upper end is fixed and is equipped with roof (5), roof (5) surface is equipped with spout (14), the inside slip of spout (14) is equipped with slider (15), slider (15) fixed surface is equipped with side slide (4), side slide (4) upper end hinged joint is equipped with top backplate (13), top backplate (13) lower extreme surface hinged joint is equipped with a plurality of bracing piece (2), bracing piece (2) other end hinged joint is equipped with sliding sleeve (3), side slide (4) inboard is fixed and is equipped with slide bar (11), slide bar (11) one end is fixed and is equipped with two-way pneumatic cylinder (1), support column (8) outside is fixed and is equipped with side backplate (7).
2. The soft rock roadway temporary support structure of claim 1, wherein: the sliding block (15) and the sliding groove (14) are arranged in a T shape.
3. The soft rock roadway temporary support structure of claim 1, wherein: the top support guard plate (13) is a steel plate in arc-shaped arrangement.
4. The soft rock roadway temporary support structure of claim 1, wherein: the sliding sleeve (3) is connected to the surface of the sliding rod (11) in a sliding mode, and the surface of the sliding sleeve (3) is connected with a limiting knob (12) in a threaded mode.
5. The soft rock roadway temporary support structure of claim 1, wherein: and a plurality of limit holes matched with the limit knobs (12) are formed in the surface of the sliding rod (11).
6. The soft rock roadway temporary support structure of claim 1, wherein: the inside hinged joint of support column (8) is equipped with second pneumatic cylinder (9), and second pneumatic cylinder (9) other end hinged joint is equipped with bottom plate (10), and bottom plate (10) lower surface fixed is equipped with a plurality of toper piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323242832.8U CN221002810U (en) | 2023-11-30 | 2023-11-30 | Temporary support structure for soft rock roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323242832.8U CN221002810U (en) | 2023-11-30 | 2023-11-30 | Temporary support structure for soft rock roadway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221002810U true CN221002810U (en) | 2024-05-24 |
Family
ID=91124931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323242832.8U Active CN221002810U (en) | 2023-11-30 | 2023-11-30 | Temporary support structure for soft rock roadway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221002810U (en) |
-
2023
- 2023-11-30 CN CN202323242832.8U patent/CN221002810U/en active Active
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