CN206972263U - The anti-collapse device in the horizontal hole in tunnel - Google Patents
The anti-collapse device in the horizontal hole in tunnel Download PDFInfo
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- CN206972263U CN206972263U CN201720554533.3U CN201720554533U CN206972263U CN 206972263 U CN206972263 U CN 206972263U CN 201720554533 U CN201720554533 U CN 201720554533U CN 206972263 U CN206972263 U CN 206972263U
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- steelframe
- horizontal hole
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- crossbeam
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Abstract
The utility model belongs to technical field of tunnel construction, a kind of more particularly to anti-collapse device in horizontal hole in tunnel, including horizontal hole adjustment section steelframe and horizontal hole oared segrne pii steelframe, the horizontal hole adjustment section steelframe is included by being formed perpendicular to horizontal hole center line to the spaced steelframes of more Pin parallel to main tunnel center line transition；The oared segrne pii steelframe is made up of type steel support post, steelframe crossbeam and arch-shaped steel frame, the type steel support post is arranged along horizontal hole and main tunnel intersection to the both sides of the bearing of trend of main tunnel, the type steel support post upper end is fixedly connected with the steelframe crossbeam, the arch-shaped steel frame is located under the steelframe crossbeam and tangent with the steelframe crossbeam, lining cutting concrete is set in the arch-shaped steel frame, the inner side of arch-shaped steel frame bottom two is connected with steelframe stull, the steelframe stull is provided with bottom board concrete, and the steelframe crossbeam is connected with the more columns for being used to support main tunnel steelframe.It is low that the utility model reduces the risk of tunnel construction, improves efficiency of construction height, has saved construction cost.
Description
Technical field
The utility model belongs to technical field of tunnel construction, more particularly to a kind of anti-collapse device in the horizontal hole in tunnel.
Background technology
At present, in constructing tunnel, method that big cross section main tunnel is entered in the horizontal hole of big cross section is not particularly suited for the horizontal hole of light section and entered
Big cross section main tunnel.Also some exceed main tunnel vault in ripping construction, and caunching, distance is longer, and scope is larger, economic cost and applies
Work efficiency rate is relatively slow, and main tunnel is connected very cumbersome with choosing the bow member of high profile, and main tunnel applies man-hour requirement after caunching
Abolish the steelframe to caunch and carry out support replacement, it is higher particularly with the situation risk of wall rock condition difference.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is to provide a kind of anti-collapse device in the horizontal hole in tunnel, solve
Existing horizontal hole is become a full member in the construction of hole, and main tunnel vault is exceeded in ripping construction, and caunching, distance is longer, and scope is larger, economic cost
With efficiency of construction relatively slowly, the problems such as material consumption is more.
The utility model provides a kind of anti-collapse device in the horizontal hole in tunnel, including horizontal hole adjustment section steelframe and horizontal hole horn mouth
Section steelframe, horizontal hole adjustment section steelframe are included by being set perpendicular to horizontal hole center line to more Pin intervals parallel to main tunnel center line transition
The steelframe composition put；Oared segrne pii steelframe is made up of type steel support post, steelframe crossbeam and arch-shaped steel frame, and type steel support post is along horizontal hole
Arrange that type steel support post upper end is fixedly connected with steelframe crossbeam, arch to the both sides of the bearing of trend of main tunnel with main tunnel intersection
Steelframe is under steelframe crossbeam and tangent with steelframe crossbeam, and lining cutting concrete is set in arch-shaped steel frame, and the inner side of arch-shaped steel frame bottom two connects
There is steelframe stull, steelframe stull is provided with bottom board concrete, and steelframe crossbeam is connected with the more columns for being used to support main tunnel steelframe.
Further, horizontal hole adjustment section steelframe strengthens moulded lining using V levels bicycle road.
Further, horizontal hole adjustment section steelframe is made up of 8 Pin steelframes.
Further, the spacing of the adjacent steelframe of broadside of horizontal hole adjustment section steelframe be 1.1 meters, horizontal hole adjustment section steelframe it is short
The spacing of the adjacent steelframe in side is 0.36 meter.
Further, type steel support post, steelframe crossbeam, arch-shaped steel frame and steelframe stull use I-steel (I20b types
Steel).
Further, type steel support post respectively arranges 3 along horizontal hole and main tunnel intersection to the both sides of the bearing of trend of main tunnel
Root, the quantity of steelframe crossbeam is 3, and the quantity of arch-shaped steel frame and steelframe stull is 3 Pin.
Further, the device also includes frame, and frame is used for the gib of pilot tunnel, is just propped up located at main tunnel and pilot tunnel is opened
Dig between profile.
Further, frame is n-type structure.
Further, the device also includes the steelframe that caunches, and the steelframe that caunches is by I-steel head piece, I-shaped bracing members and lining cutting
Concrete forms.
By such scheme, by the anti-collapse device in the horizontal hole in tunnel, it is low to reduce the risk of tunnel construction, improves construction effect
Rate is high, has saved construction cost.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.
Brief description of the drawings
Fig. 1 is the arrangement schematic diagram of the horizontal hole adjustment section steelframe of the anti-collapse device in the horizontal hole in the utility model tunnel；
Fig. 2 is the structural representation of the horizontal hole oared segrne pii steelframe of the anti-collapse device in the horizontal hole in the utility model tunnel；
Fig. 3 is the structural representation of the anti-collapse device frame in the horizontal hole in the utility model tunnel；
Fig. 4 is that the anti-collapse device in the horizontal hole in the utility model tunnel caunches the arrangement schematic diagram of steelframe.
Label in figure：
10- main tunnels；11- main tunnel center lines；12- tunnels center line；Rail top surface in 13-；
The horizontal holes of 20-；21 horizontal hole center lines；22- main tunnels are just propped up；
31- pilot drive profiles；
The horizontal hole adjustment section steelframes of 40-；41- steelframes；
51- type steel support posts；52- steelframe crossbeams；53- arch-shaped steel frames；54- steelframe stulls；55- lining cutting concretes；56- bottom plates
Concrete；57- columns；
60- frames；
70- caunches steelframe.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to the scope of the utility model.
Join shown in Fig. 1 and Fig. 4, wherein, dimensional units are mm in Fig. 1, and dimensional units are cm in Fig. 2 to 4, and the present embodiment carries
A kind of anti-collapse device in the horizontal hole in tunnel, including horizontal hole adjustment section steelframe 40 and horizontal hole oared segrne pii steelframe, cross-section horn mouth are supplied
Section steelframe is collectively forming protection system using strong supporting by the way of with horizontal hole adjustment section steelframe, horizontal hole adjustment section steelframe 40 including by
Formed perpendicular to horizontal hole center line 21 to the spaced steelframes 41 of more Pin parallel to the transition of main tunnel center line 11；Oared segrne pii
Steelframe is made up of type steel support post 51, steelframe crossbeam 52 and arch-shaped steel frame 53, and type steel support post is along horizontal hole and main tunnel intersection
Arrange that type steel support post upper end is fixedly connected with steelframe crossbeam, and arch-shaped steel frame 53 is located at steelframe to the both sides of the bearing of trend of main tunnel
Crossbeam 52 times is simultaneously tangent with steelframe crossbeam 52, and lining cutting concrete 55 is set in arch-shaped steel frame 53, and the inner side of 53 bottom of arch-shaped steel frame two is connected with
Steelframe stull 54, steelframe stull 54 are provided with bottom board concrete 56, and steelframe crossbeam is connected with the more columns for being used to support main tunnel steelframe
57 (main tunnel V level country rock steelframes footholds).
In the present embodiment, horizontal hole adjustment section steelframe 40 adjusts the left and right sides distance between every Pin steelframes and the horizontal hole of discrepancy in elevation adjustment
With main tunnel angle of intersection and the discrepancy in elevation, horizontal hole adjustment section steelframe 40 strengthens moulded lining using V levels bicycle road, and preliminary bracing is set
I16 shaped steel supportings.
In the present embodiment, horizontal hole adjustment section steelframe 40 is made up of 8 Pin steelframes 41.
In the present embodiment, the spacing of the adjacent steelframe of broadside of horizontal hole adjustment section steelframe 40 is 1.1 meters, horizontal hole adjustment section steel
The spacing of the adjacent steelframe of short side of frame 40 is 0.36 meter.
In the present embodiment, type steel support post 51, steelframe crossbeam 52, arch-shaped steel frame 53 and steelframe stull 54 use I-shaped
Steel.
In the present embodiment, type steel support post 51 is each to the both sides of the bearing of trend of main tunnel with main tunnel intersection along horizontal hole
Arrangement 3, the quantity of steelframe crossbeam 52 is 3, and the quantity of arch-shaped steel frame 53 and steelframe stull 54 is 3 Pin.
In the present embodiment, the device also includes frame 60, and frame is used for the gib of pilot tunnel, and 22 are just propped up located at main tunnel
And between pilot drive profile 31.Gib of the frame as small pilot tunnel, using same with cross-section oared segrne pii steelframe strong
Shield mode processed, an entirety is collectively forming, carries out supporting.
In the present embodiment, frame 60 is n-type structure, simple in construction, and supporting is convenient.The structure type of frame, which determines, to be worked as
Small pilot drive is excessive, long easily produces potential safety hazard.This technique determines the size of small pilot tunnel according to country rock situation, avoids small
Pilot drive is long.
In the present embodiment, the device also includes the steelframe 70 that caunches, and the steelframe 70 that caunches is by I-steel head piece, I-steel branch
Support and lining cutting concrete composition.Steelframe caunch as later stage supporting, ensure that the security of subsequent construction.Structure of caunching and main tunnel supporting
Form is identical, ensures the security of main tunnel construction.
The anti-collapse device in the horizontal hole in tunnel that the present embodiment provides, the existing horizontal hole of solution is become a full member in the construction of hole, in ripping construction
When exceed main tunnel vault, caunching, distance is longer, and scope is larger, and economic cost and efficiency of construction are relatively slow, and material consumption is more etc. asks
Topic, it is low to reduce the risk of tunnel construction, improves efficiency of construction height, has saved construction cost, and carrying out tunnel using the device applies
Work technique is simple, easy to implement.
Described above is only preferred embodiment of the present utility model, is not limited to the utility model, it is noted that
For those skilled in the art, on the premise of the utility model technical principle is not departed from, can also do
Go out some improvement and modification, these improvement and modification also should be regarded as the scope of protection of the utility model.
Claims (9)
- A kind of 1. anti-collapse device in horizontal hole in tunnel, it is characterised in that including horizontal hole adjustment section steelframe and horizontal hole oared segrne pii steelframe, The horizontal hole adjustment section steelframe is included by being arranged at intervals perpendicular to horizontal hole center line to more Pin parallel to main tunnel center line transition Steelframe composition；The oared segrne pii steelframe is made up of type steel support post, steelframe crossbeam and arch-shaped steel frame, the type steel support post Arrange that the type steel support post upper end is fixedly connected described along horizontal hole and main tunnel intersection to the both sides of the bearing of trend of main tunnel Steelframe crossbeam, the arch-shaped steel frame is under the steelframe crossbeam and tangent with the steelframe crossbeam, is set in the arch-shaped steel frame Lining cutting concrete, the inner side of arch-shaped steel frame bottom two are connected with steelframe stull, and the steelframe stull is provided with bottom board concrete, the steelframe Crossbeam is connected with the more columns for being used to support main tunnel steelframe.
- 2. the anti-collapse device in the horizontal hole in tunnel according to claim 1, it is characterised in that the horizontal hole adjustment section steelframe uses V levels bicycle road strengthens moulded lining.
- 3. the anti-collapse device in the horizontal hole in tunnel according to claim 2, it is characterised in that the horizontal hole adjustment section steelframe is by 8 Pin steelframes form.
- 4. the anti-collapse device in the horizontal hole in tunnel according to claim 3, it is characterised in that the width of the horizontal hole adjustment section steelframe The spacing of the adjacent steelframe in side is 1.1 meters, and the spacing of the adjacent steelframe of short side of the horizontal hole adjustment section steelframe is 0.36 meter.
- 5. the anti-collapse device in the horizontal hole in tunnel according to claim 4, it is characterised in that the type steel support post, steelframe are horizontal Beam, arch-shaped steel frame and steelframe stull use I-steel.
- 6. the anti-collapse device in the horizontal hole in tunnel according to claim 5, it is characterised in that the type steel support post along horizontal hole with Main tunnel intersection respectively arranges 3 to the both sides of the bearing of trend of main tunnel, and the quantity of the steelframe crossbeam is 3, the arch Steelframe and the quantity of steelframe stull are 3 Pin.
- 7. the anti-collapse device in the horizontal hole in tunnel according to claim 1, it is characterised in that also used including frame, the frame In the gib of pilot tunnel, just propped up located at main tunnel and pilot drive profile between.
- 8. the anti-collapse device in the horizontal hole in tunnel according to claim 7, it is characterised in that the frame is n-type structure.
- 9. the anti-collapse device in the horizontal hole in tunnel according to claim 8, it is characterised in that also include the steelframe that caunches, it is described to choose Top steelframe is made up of I-steel head piece, I-shaped bracing members and lining cutting concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720554533.3U CN206972263U (en) | 2017-05-18 | 2017-05-18 | The anti-collapse device in the horizontal hole in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720554533.3U CN206972263U (en) | 2017-05-18 | 2017-05-18 | The anti-collapse device in the horizontal hole in tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206972263U true CN206972263U (en) | 2018-02-06 |
Family
ID=61409928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720554533.3U Active CN206972263U (en) | 2017-05-18 | 2017-05-18 | The anti-collapse device in the horizontal hole in tunnel |
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| CN (1) | CN206972263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439571A (en) * | 2019-08-21 | 2019-11-12 | 中铁隧道局集团有限公司 | Flat pilot tunnel leads to the adit construction method and transverse passage-way of main tunnel |
-
2017
- 2017-05-18 CN CN201720554533.3U patent/CN206972263U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439571A (en) * | 2019-08-21 | 2019-11-12 | 中铁隧道局集团有限公司 | Flat pilot tunnel leads to the adit construction method and transverse passage-way of main tunnel |
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