CN210440058U - Supporting structure for weak surrounding rock tunnel - Google Patents
Supporting structure for weak surrounding rock tunnel Download PDFInfo
- Publication number
- CN210440058U CN210440058U CN201921447111.1U CN201921447111U CN210440058U CN 210440058 U CN210440058 U CN 210440058U CN 201921447111 U CN201921447111 U CN 201921447111U CN 210440058 U CN210440058 U CN 210440058U
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- CN
- China
- Prior art keywords
- backup pad
- plate
- fixedly connected
- lifting support
- curb plate
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- Expired - Fee Related
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Abstract
The utility model discloses a supporting construction for weak country rock tunnel, including the lift support column, the big fixed column of lift support column's last fixed surface is connected with, and big fixed column has the arc through leading to the groove joint, and one side fixedly connected with cover fishplate bar of lift support column, the inside joint of cover fishplate bar have the backup pad, and one side swing joint of backup pad has the curb plate, and a plurality of recess has been seted up to one side of curb plate, and the curb plate has the connecting rod through recess threaded connection, the middle part fixedly connected with conical plate of curb plate, the lower fixed surface of lift support column is connected with the bottom plate. Through the setting of backup pad and lift support post, when personnel used, can place curb plate and bottom plate earlier, place the lift support post on the bottom plate again, later fix the arc to suitable height through the lift support post, then prop out the backup pad in cup jointing the inboard and support the curb plate, and then reach the fixed effect firm and conveniently built.
Description
Technical Field
The utility model relates to a weak surrounding rock tunnel technical field specifically is a supporting construction for weak surrounding rock tunnel.
Background
The weak surrounding rock tunnel has various unfavorable geology, such as shallow buried, terrain bias, bedding, clay shale water swelling softening, broken zone fault and the like, and the reasonable matching use of excavation construction method selection, preliminary bracing measures and safe distance is necessarily emphasized during construction.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a supporting construction for weak country rock tunnel has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a supporting construction for weak country rock tunnel, includes the lift support column, the big fixed column of last fixed surface fixedly connected with of lift support column, big fixed column has the arc through leading to the groove joint, one side fixedly connected with cover fishplate bar of lift support column, the inside joint of cover fishplate bar has the backup pad, one side swing joint of backup pad has the curb plate, a plurality of recess has been seted up to one side of curb plate, the curb plate has the connecting rod through recess threaded connection, one side fixedly connected with connecting rod of bracing piece, the middle part fixedly connected with conical plate of curb plate, the lower fixed surface of lift support column is connected with the bottom plate.
Optionally, the material of overlap joint board and backup pad is steel, the quantity of overlap joint board and backup pad is two, two overlap joint board and backup pad all are the symmetry setting with the central line of lift support column.
Optionally, the sleeving and connecting plate is clamped with a clamping block through a clamping groove.
Optionally, the number of the lifting support columns is two, the two lifting support columns are located on the same horizontal plane, and the two lifting support columns are respectively and fixedly connected to two sides of the support plate.
Optionally, the connecting rod includes the bracing piece, one side fixed connection dead lever of bracing piece, the quantity of bracing piece is two, two bracing piece fixed connection is respectively in the both ends of dead lever.
Optionally, the lower surface of the bottom plate is provided with a plurality of small fixing bolts, and the small fixing bolts are arranged on the lower surface of the bottom plate in a rectangular array manner.
(III) advantageous effects
The utility model provides a supporting construction for weak country rock tunnel possesses following beneficial effect:
1. this a supporting construction for weak country rock tunnel through the setting of backup pad and lift support column, when personnel used, can place curb plate and bottom plate earlier, places the lift support column on the bottom plate again, later fixes the arc to suitable height through the lift support column, then struts the backup pad in cup jointing the inboard, supports the curb plate by the backup pad, and then reaches the fixed effect of stabilizing and conveniently building.
2. This a supporting construction for weak country rock tunnel through the setting of bracing piece and dead lever, when personnel need be at the device internal work, can step on the backup pad through the dead lever and then carry out work in the backup pad, and then reach the effect of convenient work in the device internal work.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the lifting support column of the present invention;
FIG. 3 is a schematic view of the side plate structure of the present invention;
FIG. 4 is a schematic view of the bottom plate structure of the present invention;
FIG. 5 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
in the figure: 1. a lifting support column; 2. a large fixed column; 3. a through groove; 4. an arc-shaped plate; 5. sleeving and connecting plates; 6. a support plate; 7. a side plate; 8. a groove; 9. a connecting rod; 901. a support bar; 902. fixing the rod; 10. a tapered plate; 11. a base plate; 12. a card slot; 13. a clamping block; 14. a small fixing bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 5, the present invention provides a technical solution: a supporting structure for a weak surrounding rock tunnel comprises lifting support columns 1, wherein the upper surfaces of the lifting support columns 1 are fixedly connected with large fixing columns 2, the large fixing columns 2 are connected with arc plates 4 in a clamping mode through grooves 3, one sides of the lifting support columns 1 are fixedly connected with sleeve connection plates 5, supporting plates 6 are connected inside the sleeve connection plates 5 in a clamping mode, the sleeve connection plates 5 and the supporting plates 6 are made of steel, the number of the sleeve connection plates 5 and the number of the supporting plates 6 are two, the two sleeve connection plates 5 and the two supporting plates 6 are symmetrically arranged on the center line of the lifting support columns 1, the sleeve connection plates 5 are connected with clamping blocks 13 in a clamping mode through clamping grooves 12, the number of the lifting support columns 1 is two, the two lifting support columns 1 are located on the same horizontal plane;
in order to achieve the effect of convenient construction, the supporting plate 6 and the lifting support column 1 are arranged, when a person uses the lifting support column 1, the side plate 7 and the bottom plate 11 can be placed firstly, then the lifting support column 1 is placed on the bottom plate 11, then the arc-shaped plate 4 is fixed to a proper height through the lifting support column 1, then the supporting plate 6 in the sleeving plate 5 is propped out through the motor, the side plate 7 is supported by the supporting plate 6, in order to achieve the effect of fixing the supporting plate 6, the clamping groove 12 and the clamping block 13 are arranged, and when the supporting plate 6 extends to a proper length, the clamping groove 12 can be clamped by the clamping block 13 to fix the supporting plate 6;
one side of the supporting plate 6 is movably connected with a side plate 7, one side of the side plate 7 is provided with a plurality of grooves 8, the side plate 7 is in threaded connection with a connecting rod 9 through the grooves 8, the middle of the side plate 7 is fixedly connected with a conical plate 10, the lower surface of the lifting support column 1 is fixedly connected with a bottom plate 11, the connecting rod 9 comprises two supporting rods 901, one side of each supporting rod 901 is fixedly connected with a fixing rod 902, the two supporting rods 901 are respectively and fixedly connected to two ends of the fixing rod 902, the lower surface of the bottom plate 11 is provided with a plurality of small fixing bolts 14, and the small fixing bolts 14 are arranged on the lower surface;
reach the effect of convenience at the device internal work, set up bracing piece 901 and dead lever 902, when personnel need be at the device internal work, can step on backup pad 6 and then carry out work in backup pad 6 through dead lever 902, need increase length when the device and be can connect lower block curb plate 7 through bracing piece 901 and dead lever 902, then all the other structures of installation, and then reach the effect of convenient construction.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
To sum up, this a supporting construction for weak country rock tunnel, during the use, through backup pad 6 and the setting of lift support post 1, when personnel use, curb plate 7 and bottom plate 11 can be placed earlier, place lift support post 1 on the bottom plate 11 again, later fix arc 4 to suitable height through lift support post 1, then prop out backup pad 6 in cup jointing 5, support curb plate 7 by backup pad 6, and then reach the effect of fixed firm and conveniently building, setting through bracing piece 901 and dead lever 902, when personnel need be at the device internal work, can climb up backup pad 6 through dead lever 902 and then carry out work in backup pad 6, and then reach the effect of convenience at the device internal work.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a supporting construction for weak country rock tunnel, includes lift support column (1), its characterized in that: the utility model discloses a lifting support post, including lifting support post (1), the last fixed surface of lifting support post (1) is fixedly connected with big fixed column (2), big fixed column (2) have arc (4) through leading to groove (3) joint, one side fixedly connected with cover fishplate bar (5) of lifting support post (1), the inside joint of cover fishplate bar (5) has backup pad (6), one side swing joint of backup pad (6) has curb plate (7), a plurality of recess (8) have been seted up to one side of curb plate (7), curb plate (7) have connecting rod (9) through recess (8) threaded connection, the middle part fixedly connected with conical plate (10) of curb plate (7), the lower fixed surface of lifting support post (1) is connected with bottom plate (11).
2. The supporting structure for the weak surrounding rock tunnel according to claim 1, characterized in that: the material of overlap joint board (5) and backup pad (6) is steel, the quantity of overlap joint board (5) and backup pad (6) is two, two overlap joint board (5) and backup pad (6) all are the symmetry setting with the central line of lift support post (1).
3. The supporting structure for the weak surrounding rock tunnel according to claim 1, characterized in that: the sleeve joint plate (5) is clamped with a clamping block (13) through a clamping groove (12).
4. The supporting structure for the weak surrounding rock tunnel according to claim 1, characterized in that: the number of the lifting support columns (1) is two, the two lifting support columns (1) are located on the same horizontal plane, and the two lifting support columns (1) are fixedly connected to the two sides of the support plate (6) respectively.
5. The supporting structure for the weak surrounding rock tunnel according to claim 1, characterized in that: the connecting rod (9) comprises two supporting rods (901), one side of each supporting rod (901) is fixedly connected with a fixing rod (902), and the two supporting rods (901) are respectively and fixedly connected to two ends of each fixing rod (902).
6. The supporting structure for the weak surrounding rock tunnel according to claim 1, characterized in that: the lower surface of the bottom plate (11) is provided with a plurality of small fixing bolts (14), and the small fixing bolts (14) are arranged on the lower surface of the bottom plate (11) in a rectangular array mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921447111.1U CN210440058U (en) | 2019-09-02 | 2019-09-02 | Supporting structure for weak surrounding rock tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921447111.1U CN210440058U (en) | 2019-09-02 | 2019-09-02 | Supporting structure for weak surrounding rock tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210440058U true CN210440058U (en) | 2020-05-01 |
Family
ID=70410042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921447111.1U Expired - Fee Related CN210440058U (en) | 2019-09-02 | 2019-09-02 | Supporting structure for weak surrounding rock tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210440058U (en) |
-
2019
- 2019-09-02 CN CN201921447111.1U patent/CN210440058U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200501 Termination date: 20200902 |
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| CF01 | Termination of patent right due to non-payment of annual fee |