CN220203915U - Soft rock tunnel excavation supporting equipment - Google Patents
Soft rock tunnel excavation supporting equipment Download PDFInfo
- Publication number
- CN220203915U CN220203915U CN202321971280.1U CN202321971280U CN220203915U CN 220203915 U CN220203915 U CN 220203915U CN 202321971280 U CN202321971280 U CN 202321971280U CN 220203915 U CN220203915 U CN 220203915U
- Authority
- CN
- China
- Prior art keywords
- arc
- soft rock
- tunnel excavation
- side frames
- rock tunnel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009412 basement excavation Methods 0.000 title claims abstract description 20
- 239000011435 rock Substances 0.000 title claims abstract description 18
- 238000003756 stirring Methods 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 3
- 239000002689 soil Substances 0.000 description 14
- 230000000903 blocking effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model belongs to the technical field of tunnel support, and particularly relates to soft rock tunnel excavation support equipment, which comprises side frames, wherein two side frames are arranged, and two arc rods are oppositely clamped between the tops of the two side frames; a plurality of side plates are detachably arranged on the side walls of the two side frames, which are away from each other, and a plugging plate is detachably arranged at two ends of each side plate; a plurality of roof is detachably provided with between two arc pole outside arc walls, all detachably is provided with the arc shutoff board on the lateral wall that two arc poles deviate from mutually, is provided with the filling opening on the arc shutoff board for solve current supporting equipment function comparatively singlely, only can play certain supporting role to the wall in the use, and can not be as carrying out the required die body use of pouring when preliminary hardening to the wall, thereby lead to its application range comparatively limited problem.
Description
Technical Field
The utility model belongs to the technical field of tunnel support, and particularly relates to soft rock tunnel excavation support equipment.
Background
The tunnels are very much applied in the field of engineering construction, and most tunnels adopt urban gate type sections, and the sizes of the sections are also different according to different service performances of the tunnels; for the excavation of a soft stratum tunnel, the stratum texture is soft, so that supporting equipment is required to support the tunnel wall of the tunnel in the excavation process, and the collapse phenomenon of the tunnel body is avoided; however, the existing supporting equipment has single function, and can only play a certain supporting role on the wall of the hole in the use process, but cannot be used as a casting die body required for preliminary hardening of the wall of the hole, so that the application range of the existing supporting equipment is limited.
Disclosure of Invention
Based on the problems mentioned in the background art, the utility model provides soft rock tunnel excavation supporting equipment, which is used for solving the problems that the existing supporting equipment has single function, can only play a certain supporting role on the wall of a hole in the use process, and cannot be used as a casting die body required for primary hardening of the wall of the hole, so that the application range of the equipment is limited.
The technical scheme adopted by the utility model is as follows:
the soft rock tunnel excavation supporting device comprises two side frames, wherein two arc-shaped rods are oppositely clamped between the tops of the two side frames;
a plurality of side plates are detachably arranged on the side walls of the two side frames, which are away from each other, and a plugging plate is detachably arranged at two ends of each side plate;
a plurality of top plates are detachably arranged between the outer side arc walls of the arc rods, arc-shaped blocking plates are detachably arranged on the side walls, deviating from each other, of the arc rods, and filling openings are formed in the arc-shaped blocking plates.
On the basis of the technical scheme, the utility model also improves the following steps:
further, clamping grooves are formed in the side walls, away from the side frames, of the two side frames, and each side plate is clamped in each clamping groove.
Further, the cutting ferrule all is provided with at the both ends of curb plate, be provided with the equipment groove on the shutoff board, the joint has the steady block in the equipment groove, be provided with on the steady block and stir the post, stir the tip of post and pass through logical groove and run through to the shutoff board outside.
Further, the side plates and the top plate are provided with assembly holes.
Further, the both ends of roof all are provided with the buckle, be provided with the mounting groove on the arc shutoff board, the joint has the fixture block in the mounting groove, be provided with the operation post on the fixture block, the operation post tip is passed through spacing hole and is run through to the arc shutoff board outside.
Further, the top of each side frame is clamped with a supporting rod through a supporting seat, and the top of the supporting rod is clamped on the inner arc wall of the arc rod.
Further, a butt joint rod is clamped between the supporting seats on each side frame.
The utility model has the beneficial effects that:
1. the two side frames and the two arc-shaped rods can form a support frame body for installing the side plates and the top plates, and the side plates and the top plates are assembled on the support frame body so as to play a role in supporting the wall of the hole;
2. through two side frames, two arc poles, a plurality of curb plate, a plurality of roof, a plurality of shutoff board and two arc shutoff board combinations that set up, two side frames and two arc poles constitute the support frame body that is used for installing curb plate and roof, and then constitute the support body after with curb plate and roof assembly on the support frame body, again with a plurality of shutoff boards and two arc shutoff board assembly on the support body, then constitute the die body of pouring, the accessible is poured the mouth and is poured the concrete at last for concrete fills in the pouring intracavity between roof, curb plate and foundation soil, then forms the hardening layer after the concrete hardening.
Drawings
The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;
FIG. 1 is a state diagram of the use of a soft rock tunnel excavation supporting apparatus of the present utility model;
FIG. 2 is a block diagram of a soft rock tunnel excavation supporting apparatus of the present utility model;
FIG. 3 is an assembly view of a soft rock tunnel excavation supporting apparatus of the present utility model;
FIG. 4 is a sectional view showing a use state of the soft rock tunnel excavation supporting apparatus of the present utility model;
fig. 5 is an enlarged view of area a in fig. 2.
The drawings are noted as follows:
1. a side frame; 101. a clamping groove; 102. a support base; 2. an arc-shaped rod; 3. a support rod; 4. a butt joint rod; 5. a side plate; 501. an assembly hole; 502. a cutting sleeve; 6. a top plate; 601. a buckle; 7. a plugging plate; 701. a through groove; 702. an assembly groove; 703. a stabilizing block; 704. stirring the column; 8. an arc-shaped plugging plate; 801. a limiting hole; 802. a filling port; 803. a mounting groove; 804. a clamping block; 805. an operation column; 9. a hardening layer; 10. and (3) foundation soil.
Detailed Description
As shown in fig. 1 to 5, a soft rock tunnel excavation supporting device comprises two side frames 1, wherein two arc-shaped rods 2 are oppositely clamped between the tops of the two side frames 1, and the two side frames 1 and the two arc-shaped rods 2 can form a supporting frame body for installing side plates 5 and top plates 6; clamping grooves 101 are formed in the side walls, away from each other, of the two side frames 1, each side plate 5 is clamped on the corresponding clamping groove 101, and accordingly the side plates 5 are detachably arranged on the side wall, close to the wall of the hole body of the foundation soil 10, of the side frame 1, and the vertical wall of the hole body of the foundation soil 10 is supported; a plurality of top plates 6 are detachably arranged between the outer side arc walls of the two arc rods 2, and after the top plates 6 are mutually buckled together, the arc walls of the holes of the foundation soil 10 can be supported;
referring to fig. 2 and 5, two ends of the side plate 5 are provided with a clamping sleeve 502, a plugging plate 7 is provided with an assembly groove 702, a stabilizing block 703 is clamped in the assembly groove 702, a stirring column 704 is arranged on the stabilizing block 703, and the end part of the stirring column 704 penetrates through the through groove 701 to the outer side of the plugging plate 7; when the gap between the two ends of the side plate 5 and the vertical wall of the hole body of the foundation soil 10 is required to be blocked, the blocking plates 7 can be placed at the end parts of the side plate 5, and then the toggle columns 704 are pushed to enable one end of the stabilizing block 703 to extend out of the assembly groove 702 and be clamped in the corresponding clamping sleeve 502, so that the blocking plates 7 can be detachably assembled at the end parts of the corresponding side plate 5, and the gap between the end parts of the side plate 5 and the vertical wall of the hole body of the foundation soil 10 is blocked;
referring to fig. 2 to 5, two ends of a top plate 6 are provided with buckles 601, an arc-shaped plugging plate 8 is provided with a mounting groove 803, a clamping block 804 is clamped in the mounting groove 803, an operation column 805 is arranged on the clamping block 804, and the end part of the operation column 805 penetrates through a limit hole 801 to the outer side of the arc-shaped plugging plate 8; when the gap between the two ends of the top plate 6 and the arc wall of the hole body of the foundation soil 10 is required to be blocked, the arc blocking plates 8 are placed at the end of the top plate 6, and then the operation columns 805 are pushed to enable one ends of the clamping blocks 804 to extend out of the mounting grooves 803 and be clamped in the corresponding clamping buckles 601, so that the arc blocking plates 8 can be detachably assembled at the end of the top plate 6, and then the gap between the end of the top plate 6 and the arc wall of the hole body of the foundation soil 10 is blocked, and finally the side plates 5, the top plate 6, the blocking plates 7, the arc blocking plates 8 and the hole body of the foundation soil 10 form a closed pouring cavity; the side plates 5 and the top plate 6 are provided with assembly holes 501, and reinforcing steel bars can be inserted into the assembly holes 501 so as to promote one ends of the reinforcing steel bars to be inserted into the foundation soil 10, so that the reinforcing steel bars are buried in a closed pouring cavity; the arc-shaped plugging plate 8 is provided with a pouring opening 802, then concrete is poured into the pouring opening 802, so that the concrete is filled in a closed pouring cavity formed by the side plate 5, the top plate 6, the plugging plate 7, the arc-shaped plugging plate 8 and the cavity wall of the foundation soil 10, and a hardening layer 9 is formed after the concrete is hardened, so that the primary hardening operation of the tunnel body wall is completed; after the hardened layer 9 is formed, the plugging plate 7 and the arc-shaped plugging plate 8 are disassembled, and then the side plate 5 and the top plate 6 can be pulled out by pulling the corresponding clamping sleeve 502 and the corresponding clamping buckle 601, so that the side plate 5, the top plate 6 and the hardened layer 9 are separated;
referring to fig. 3, the top of each side frame 1 is clamped with a supporting rod 3 through a supporting seat 102, the top of the supporting rod 3 is clamped on the inner arc wall of the arc rod 2, and the bearing strength of the arc rod 2 can be enhanced through the arranged supporting rods 3, so that after concrete is poured into a cavity between the top plate 6 and the arc wall of the hole body of the foundation soil 10, the arc rod 2 cannot deform due to bearing;
referring to fig. 3 and 4, a butt-joint rod 4 is clamped between the supporting seats 102 on each side frame 1, the butt-joint rod 4 can be supported between two side frames 1, stability of the side frames 1 is enhanced, and the phenomenon of opposite dumping after concrete is poured into a cavity between the side plates 5 and the vertical wall of the hole body of the foundation soil 10 is avoided.
The present utility model has been described in detail above. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (7)
1. Soft rock tunnel excavation supporting equipment, its characterized in that: the device comprises two side frames (1), wherein two arc-shaped rods (2) are oppositely clamped between the tops of the two side frames (1);
a plurality of side plates (5) are detachably arranged on the side walls, which are away from the side frames (1), of the side frames, and a plugging plate (7) is detachably arranged at two ends of each side plate (5);
a plurality of top plates (6) are detachably arranged between the outer side arc walls of the arc rods (2), arc-shaped plugging plates (8) are detachably arranged on the side walls, deviating from the arc rods (2), of the arc-shaped plugging plates (8), and filling openings (802) are formed in the arc-shaped plugging plates (8).
2. A soft rock tunnel excavation supporting apparatus as claimed in claim 1, wherein: clamping grooves (101) are formed in the side walls, away from the side frames (1), of the two side frames, and each side plate (5) is clamped on the corresponding clamping groove (101).
3. A soft rock tunnel excavation supporting apparatus as claimed in claim 1, wherein: the utility model discloses a plugging plate, including curb plate (5) and shutoff board (7), curb plate (5) both ends all are provided with cutting ferrule (502), be provided with equipment groove (702) on shutoff board (7), the joint has stabilizing block (703) in equipment groove (702), be provided with on stabilizing block (703) and stir post (704), the tip of stirring post (704) is run through groove (701) and is run through to shutoff board (7) outside.
4. A soft rock tunnel excavation supporting apparatus as claimed in claim 1, wherein: and the side plates (5) and the top plate (6) are provided with assembly holes (501).
5. A soft rock tunnel excavation supporting apparatus as claimed in claim 1, wherein: both ends of roof (6) all are provided with buckle (601), be provided with mounting groove (803) on arc shutoff board (8), joint has fixture block (804) in mounting groove (803), be provided with operation post (805) on fixture block (804), operation post (805) tip is passed through spacing hole (801) and is run through to arc shutoff board (8) outside.
6. A soft rock tunnel excavation supporting apparatus as claimed in claim 1, wherein: the top of each side frame (1) is clamped with a supporting rod (3) through a supporting seat (102), and the top of the supporting rod (3) is clamped on the inner arc wall of the arc rod (2).
7. A soft rock tunnel excavation supporting apparatus as claimed in claim 6, wherein: a butt joint rod (4) is clamped between the supporting seats (102) on each side frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321971280.1U CN220203915U (en) | 2023-07-25 | 2023-07-25 | Soft rock tunnel excavation supporting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321971280.1U CN220203915U (en) | 2023-07-25 | 2023-07-25 | Soft rock tunnel excavation supporting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220203915U true CN220203915U (en) | 2023-12-19 |
Family
ID=89137822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321971280.1U Active CN220203915U (en) | 2023-07-25 | 2023-07-25 | Soft rock tunnel excavation supporting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220203915U (en) |
-
2023
- 2023-07-25 CN CN202321971280.1U patent/CN220203915U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |