CN216642145U - Collapse-preventing supporting device for tunnel construction - Google Patents
Collapse-preventing supporting device for tunnel construction Download PDFInfo
- Publication number
- CN216642145U CN216642145U CN202123259365.0U CN202123259365U CN216642145U CN 216642145 U CN216642145 U CN 216642145U CN 202123259365 U CN202123259365 U CN 202123259365U CN 216642145 U CN216642145 U CN 216642145U
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- Prior art keywords
- supporting
- tunnel construction
- columns
- supporting device
- hydraulic lifting
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 81
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000002265 prevention Effects 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses an anti-collapse supporting device for tunnel construction, which comprises a plurality of first supporting columns, wherein bottom feet are fixedly arranged at the lower ends of the first supporting columns, a first hydraulic lifting column is fixedly arranged on one side surface of each of the first supporting columns, a protection plate is fixedly arranged at one end of each of the first hydraulic lifting columns, supporting beams are fixedly connected to the upper ends of two first supporting columns which are arranged in pairs of the first supporting columns, a plurality of second hydraulic lifting columns are fixedly arranged on the upper end surfaces of the supporting beams, cross beams are fixedly arranged at the upper ends of the second hydraulic lifting columns, a plurality of second supporting columns are fixedly arranged on the upper end surfaces of the cross beams, and top plates are fixedly connected to the upper ends of the second supporting columns. The collapse-preventing supporting device for tunnel construction, provided by the utility model, can be suitable for tunnels of different sizes, and is good in supporting effect and wide in application range.
Description
Technical Field
The utility model relates to the technical field of tunnel construction equipment, in particular to an anti-collapse supporting device for tunnel construction.
Background
The tunnel is easily collapsed in the work progress, not only influences the construction progress, also brings the hidden danger for constructor's life safety, consequently, need adopt devices such as construction support frame to consolidate the tunnel and strut, avoids the tunnel to warp seriously or collapse, and tunnel construction support mode commonly used at present mainly is anchor rope support, has installation and dismantles process complex operation, the poor scheduling problem of flexibility of use.
The prior patent (with the publication number of CN210122916U) discloses an anti-collapse supporting device for road and bridge tunnel construction, which comprises a supporting column, wherein a plurality of mounting sleeves are arranged on the supporting column, a supporting plate is arranged at the top end of the supporting column, the supporting plate is fixedly mounted on the supporting column through a second bolt, the supporting plate is formed by combining and splicing a plurality of supporting sub-plates, each supporting sub-plate is provided with an insertion hole, a connecting rod is movably and tightly inserted into the inner side of the supporting plate, one end, far away from the supporting plate, of the connecting rod is welded on the mounting rod, a clamping sleeve is arranged on the mounting rod, and a third bolt penetrates through the clamping sleeve; the inserted bar of adjacent support minute board is pegged graft in the jack, when assembling into the backup pad, utilizes the inserted bar to inject the jack and play spacing effect, great improvement installation effectiveness and installation accuracy. However, the collapse-preventing supporting device cannot flexibly adjust the size, can only be applied to a tunnel with a single size, and has a small application range.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides an anti-collapse supporting device for tunnel construction.
In order to achieve the purpose, the utility model adopts the following technical scheme: an anti-collapse supporting device for tunnel construction comprises a plurality of first supporting columns, wherein bottom feet are fixedly arranged at the lower ends of the first supporting columns, a first hydraulic lifting column is fixedly arranged on one side face of each first supporting column, a protection plate is fixedly arranged at one end of each first hydraulic lifting column, a supporting beam is fixedly connected to the upper ends of two first supporting columns which are arranged in pairs of the first supporting columns in parallel, a plurality of second hydraulic lifting columns are fixedly arranged on the upper end faces of the supporting beams, cross beams are fixedly arranged at the upper ends of the second hydraulic lifting columns, a plurality of second supporting columns are fixedly arranged on the upper end faces of the cross beams, top plates are fixedly connected to the upper ends of the second supporting columns, connecting rods are rotatably arranged between the two first supporting columns at the front ends, and rolling net rollers are rotatably arranged on the connecting rods, and a protective net is wound at the outer end of the net rolling roller.
As a further description of the above technical solution:
and the feet are fixed on the ground through bolts.
As a further description of the above technical solution:
a plurality of the end surfaces of the protection plates, far away from the first hydraulic lifting column, are fixedly provided with second anti-skid layers.
As a further description of the above technical solution:
a plurality of the upper end faces of the top plates are fixedly provided with first anti-skid layers.
As a further description of the above technical solution:
the net roller comprises a rotary drum, wherein rotating wheels are fixedly arranged on two sides in the rotary drum, and the two rotating wheels are rotatably sleeved on the connecting rod.
As a further description of the above technical solution:
a torsion spring is arranged inside the rotary drum.
As a further description of the above technical solution:
the torsion spring is movably sleeved on the connecting rod.
As a further description of the above technical solution:
one end of the protective net is fixedly provided with a hook.
The utility model has the following beneficial effects:
1. when the collapse-preventing supporting device for tunnel construction is used, the positions of the protection plate and the top plate can be adjusted through the plurality of hydraulic cylinders, so that the collapse-preventing supporting device is better suitable for tunnels of different sizes, is more tightly contacted with the inner wall of the tunnel, and has a good supporting effect and a wide application range.
2. When the collapse-preventing supporting device for tunnel construction is used, broken stones at the top end of a tunnel can be effectively prevented from falling off and injuring passing personnel through the collapse-preventing supporting device by arranging the protective net, and the safety is good.
3. When the anti-collapse supporting device for tunnel construction is used, the protective net is wound on the net roller through the net roller, so that the protective net can be conveniently folded and hung, and the device is very convenient and fast to use.
4. When the anti-collapse supporting device for tunnel construction is used, the top plate and the protection plate are both provided with the anti-skid layers, so that the top plate and the protection plate can be attached to the tunnel wall more tightly during supporting, and looseness is not easy to occur.
Drawings
Fig. 1 is an isometric view of an anti-collapse supporting device for tunnel construction according to the present invention;
fig. 2 is a front view of an anti-collapse supporting device for tunnel construction according to the present invention;
fig. 3 is a schematic view of an internal structure of a roll screen roller of the collapse prevention supporting device for tunnel construction according to the present invention;
fig. 4 is an enlarged view of a point a in fig. 1.
Illustration of the drawings:
1. footing; 2. a first support column; 3. a first hydraulic lifting column; 4. a protection plate; 5. a second hydraulic lift column; 6. a top plate; 7. a first non-slip layer; 8. a cross beam; 9. a second support column; 10. a second non-slip layer; 11. a web roll; 12. a support beam; 13. a connecting rod; 14. a rotating drum; 15. hooking; 16. a torsion spring; 17. a rotating wheel; 18. and (4) a protective net.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: an anti-collapse supporting device for tunnel construction comprises a plurality of first supporting columns 2, wherein bottom feet 1 are fixedly arranged at the lower ends of the first supporting columns 2, first hydraulic lifting columns 3 are fixedly arranged on one side faces of the first supporting columns 2, a protection plate 4 is fixedly arranged at one end of each first hydraulic lifting column 3, the position of the protection plate 4 can be adjusted by arranging the first hydraulic lifting columns 3, so that the anti-collapse supporting device is better suitable for the sizes of tunnels with different sizes and is more tightly contacted with the inner wall of the tunnel, supporting beams 12 are fixedly connected to the upper ends of two first supporting columns 2 which are arranged in pairs of the first supporting columns 2 in parallel, a plurality of second hydraulic lifting columns 5 are fixedly arranged on the upper end faces of the supporting beams 12, the position of a top plate 6 can be adjusted by arranging the second hydraulic lifting columns 5, so that the anti-collapse supporting device is better suitable for the sizes of tunnels with different sizes, the upper ends of the second hydraulic lifting columns 5 are fixedly provided with cross beams 8, the upper end faces of the cross beams 8 are fixedly provided with second support columns 9, the upper ends of the second support columns 9 are fixedly connected with a top plate 6, a connecting rod 13 is arranged between the two first support columns 2 at the front end in a rotating mode, a net rolling roll 11 is arranged on the connecting rod 13 in a rotating mode, the outer end of the net rolling roll 11 is provided with a protective net 18 in a winding mode, broken stones on the top end of the tunnel can be effectively prevented from falling down through the protective net 18, and personnel passing through the tunnel can be injured by smashing the broken stones, and the safety is good.
A plurality of footing 1 all through the bolt fastening subaerial, make fixed more stable, the terminal surface that first hydraulic pressure lift post 3 was kept away from to a plurality of guard plates 4 all fixes being provided with second skid resistant course 10, the up end of a plurality of roof 6 all fixes being provided with first skid resistant course 7, second skid resistant course 10 and first skid resistant course 7 can make the inseparabler of laminating, difficult emergence is not hard up, it includes rotary drum 14 to roll up net kun 11, the inside both sides of rotary drum 14 are all fixed and are provided with runner 17, two runner 17 all rotate the cover and locate on connecting rod 13, the inside of rotary drum 14 is provided with torsional spring 16, can make protection network 18 reset through setting up torsional spring 16, also can provide pulling force straightening protection network 18, torsional spring 16 activity cover is located on connecting rod 13, the one end of 18 is fixed and is provided with couple 15, couple 15 is used for hanging and establishes protection network 18.
The working principle is as follows: the utility model provides an anti-collapse supporting device for tunnel construction, which is characterized in that when the device is used, the device is firstly installed in a tunnel, after the installation is finished, the position of a protection plate 4 is adjusted through a first hydraulic lifting column 3 to enable the protection plate to be tightly attached to the side wall of the tunnel, a second anti-skid layer 10 on the protection plate 4 enables the attachment to be tighter and not easy to loosen, then a second hydraulic lifting column 5 is adjusted to enable a top plate 6 to be tightly attached to the top wall of the tunnel, a first anti-skid layer 7 on the top plate 6 enables the attachment to be tighter and not easy to loosen, then a protection net 18 is pulled out through a net rolling roller 11, after a proper distance is reached, a hook 15 on the protection net 18 is hung on a certain supporting beam 12, and the supporting is finished.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides an anti-collapse supporting device that tunnel construction used, includes a plurality of first support column (2), its characterized in that: the lower ends of the first supporting columns (2) are fixedly provided with feet (1), one side face of each first supporting column (2) is fixedly provided with a first hydraulic lifting column (3), one end of each first hydraulic lifting column (3) is fixedly provided with a protection plate (4), the upper ends of two first supporting columns (2) which are arranged in pairs of the first supporting columns (2) are fixedly connected with a supporting beam (12), the upper end faces of the supporting beams (12) are fixedly provided with a plurality of second hydraulic lifting columns (5), the upper ends of the second hydraulic lifting columns (5) are fixedly provided with a cross beam (8), the upper end faces of the cross beams (8) are fixedly provided with a plurality of second supporting columns (9), the upper ends of the second supporting columns (9) are fixedly connected with a top plate (6), and a connecting rod (13) is rotatably arranged between the two first supporting columns (2) at the front end, the connecting rod (13) is rotatably provided with a net roller (11), and the outer end of the net roller (11) is provided with a protective net (18) in a winding manner.
2. The collapse prevention supporting device for tunnel construction according to claim 1, wherein: the plurality of the feet (1) are fixed on the ground through bolts.
3. The collapse prevention supporting device for tunnel construction according to claim 1, wherein: a plurality of the end faces, far away from the first hydraulic lifting column (3), of the protection plates (4) are fixedly provided with second anti-skid layers (10).
4. The collapse prevention supporting device for tunnel construction according to claim 1, wherein: the upper end faces of the top plates (6) are fixedly provided with first anti-skid layers (7).
5. The collapse prevention supporting device for tunnel construction according to claim 1, wherein: the net roller (11) comprises a rotary drum (14), wherein rotary wheels (17) are fixedly arranged on two sides in the rotary drum (14), and the two rotary wheels (17) are rotatably sleeved on the connecting rod (13).
6. The collapse prevention supporting device for tunnel construction according to claim 5, wherein: a torsion spring (16) is arranged inside the rotary drum (14).
7. The collapse prevention supporting device for tunnel construction according to claim 6, wherein: the torsion spring (16) is movably sleeved on the connecting rod (13).
8. The collapse prevention supporting device for tunnel construction according to claim 1, wherein: one end of the protective net (18) is fixedly provided with a hook (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123259365.0U CN216642145U (en) | 2021-12-23 | 2021-12-23 | Collapse-preventing supporting device for tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123259365.0U CN216642145U (en) | 2021-12-23 | 2021-12-23 | Collapse-preventing supporting device for tunnel construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216642145U true CN216642145U (en) | 2022-05-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123259365.0U Expired - Fee Related CN216642145U (en) | 2021-12-23 | 2021-12-23 | Collapse-preventing supporting device for tunnel construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216642145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116575965A (en) * | 2023-07-14 | 2023-08-11 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
-
2021
- 2021-12-23 CN CN202123259365.0U patent/CN216642145U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116575965A (en) * | 2023-07-14 | 2023-08-11 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
| CN116575965B (en) * | 2023-07-14 | 2023-09-19 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220531 |
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| CF01 | Termination of patent right due to non-payment of annual fee |