CN210013708U - Corrugated steel plate connecting structure for reinforcing inner wall of existing tunnel - Google Patents
Corrugated steel plate connecting structure for reinforcing inner wall of existing tunnel Download PDFInfo
- Publication number
- CN210013708U CN210013708U CN201920346800.7U CN201920346800U CN210013708U CN 210013708 U CN210013708 U CN 210013708U CN 201920346800 U CN201920346800 U CN 201920346800U CN 210013708 U CN210013708 U CN 210013708U
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- corrugated steel
- plate
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- steel plate
- existing tunnel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 121
- 239000010959 steel Substances 0.000 title claims abstract description 121
- 230000003014 reinforcing effect Effects 0.000 title claims description 26
- 239000000463 material Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005246 galvanizing Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910000746 Structural steel Inorganic materials 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000010422 painting Methods 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 6
- 238000010168 coupling process Methods 0.000 claims 6
- 238000005859 coupling reaction Methods 0.000 claims 6
- 238000007789 sealing Methods 0.000 abstract description 5
- 201000010099 disease Diseases 0.000 abstract description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 229920005830 Polyurethane Foam Polymers 0.000 description 5
- 239000004568 cement Substances 0.000 description 5
- 239000004570 mortar (masonry) Substances 0.000 description 5
- 239000011496 polyurethane foam Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 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
- 230000002093 peripheral effect Effects 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model provides a corrugated steel plate connection structure that existing tunnel inner wall consolidates usefulness belongs to corrugated steel concatenation technical field, it includes corrugated steel connecting plate main part, outer wall socket joint connecting device and inner wall locking device, corrugated steel connecting plate main part is pegged graft through outer wall socket joint connecting device, and adopt inner wall locking device to fix the locking, form the connection structure of outer interpolation internal lock, the corrugated steel plate piece that adopts at present punches and wears the screw connection mode or adopts the corrugated steel plate piece to weld flange joint mode all around and compare, this connection structure makes the cost lower, sealing performance is better, the site operation is more reasonable, the concatenation speed is faster, can be applied to existing tunnel, existing arch of bridge structure, the corrugated steel plate connection structure of inner wall diseases such as existing passageway treatment usefulness.
Description
Technical Field
The utility model belongs to the technical field of the ripple steel is connected, more specifically say, relate to a ripple steel sheet connection structure that existing tunnel inner wall consolidates usefulness.
Background
The corrugated steel plate connecting method for reinforcing the inner wall of the existing tunnel generally comprises the steps of cleaning the inner wall of the existing tunnel, connecting a corrugated steel plate structure, filling mortar cement or polyurethane foam materials between the inner wall of the existing tunnel and the corrugated steel plate structure and the like. The corrugated steel plate connecting structure for reinforcing the inner wall of the existing tunnel mainly adopts the following modes:
(1) the corrugated steel plate is punched and screwed: holes are punched on the periphery of each corrugated steel plate, and the corrugated steel plates are connected through connecting holes by bolts. The fatal shortcoming of this method is: because the corrugated steel sheet has a small distance with the inner wall of the existing tunnel, bolts cannot be penetrated, and usually, a method of pre-splicing the corrugated steel sheet outside the tunnel in advance and then pushing the corrugated steel sheet into the tunnel for construction can be adopted, so that the construction difficulty is high for long tunnels, special-shaped tunnels and tunnels with obstacles.
(2) Adopting a corrugated steel plate sheet peripheral welding flange connection mode: and welding inner flanges around each corrugated steel plate, and splicing by adopting inner connecting bolts. The method has high construction cost, low strength of the joint, and leakage at the flange joint due to processing precision and construction defects.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ripple steel sheet connection structure of usefulness is consolidated to existing tunnel inner wall aims at solving the unable bolt problem of wearing, the easy seepage problem that current connected mode exists to reach and reduce engineering cost, convenient construction, reduce and maintain etc..
In order to achieve the above object, the utility model adopts the following technical scheme: provided is a corrugated steel plate connection structure for reinforcing an inner wall of an existing tunnel, including: the corrugated steel connecting plate comprises a corrugated steel connecting plate body (1), an outer wall socket joint connecting device (2) and an inner wall locking device (3).
Furthermore, the corrugated steel connecting plate main body (1) is formed by annularly connecting and longitudinally splicing a plurality of corrugated steel plate sheets (11) to form a corrugated steel plate connecting plate main body structure for reinforcing the inner wall of the whole tunnel.
Furthermore, the corrugated steel plate (11) is of an arc-shaped plate structure, the radian of the steel plate is determined according to the shape of the tunnel and the number of the splicing plates, the thickness of the steel plate is larger than 1mm, the wave height is larger than 13mm, and the wave distance is larger than 20 mm.
Furthermore, the outer wall socket joint connecting device (2) is arranged on two single sides of four sides of the outer surface of the corrugated steel plate sheet (11), one single side is provided with an external longitudinal connecting vertical plate (21) and an external longitudinal connecting transverse plate (22), and the other single side is provided with an external circumferential connecting vertical plate (23) and an external circumferential connecting transverse plate (24).
Furthermore, the inner wall locking devices (3) are located on two single sides of four sides of the inner surface of the corrugated steel plate sheet (11), and are correspondingly provided with inner locking vertical plates (301) and vertical plate connecting holes (302).
Furthermore, the vertical plate (21) is connected in the longitudinal direction of outside and the vertical plate (23) is connected in the hoop direction of outside adopts steel sheet or shaped steel to weld at the outer wall of corrugated steel sheet piece (11) directly, outside longitudinal direction connects diaphragm (22) welding on vertical plate (21) is connected in the longitudinal direction of outside, outside hoop direction connects diaphragm (24) welding on vertical plate (23) is connected in the hoop direction of outside, steel sheet thickness is greater than 3mm, the wave form of outside longitudinal direction connection diaphragm (22) and outside hoop direction connection diaphragm (24) keeps unanimous with the wave form of corrugated steel sheet piece (11).
Further, the corrugated steel plate connecting structure for reinforcing the inner wall of the existing tunnel is characterized in that the material of the corrugated steel plate connecting structure is common carbon structural steel or low alloy steel or stainless steel; the surface protection is in the form of hot galvanizing or painting or coating.
The utility model provides a pair of corrugated steel plate connection structure of usefulness is consolidated to existing tunnel inner wall, compare with prior art, its beneficial effect lies in:
(1) the connection mode between the corrugated steel plate sheets is changed, and the connection mode is simpler and quicker to install.
(2) The anti-seepage performance of the corrugated steel is improved.
(3) The cost is lower.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic cross-sectional structure view of a corrugated steel plate connection structure for reinforcing an inner wall of an existing tunnel according to an embodiment of the present invention;
fig. 2 is a schematic main body view of a corrugated steel plate sheet of a corrugated steel plate connection structure for reinforcing an inner wall of an existing tunnel according to an embodiment of the present invention;
fig. 3 is a schematic view of a corrugated steel plate sheet of an existing corrugated steel plate connection structure for reinforcing the inner wall of a tunnel, which includes an outer wall socket connection device according to an embodiment of the present invention;
fig. 4 is a schematic layout view of a corrugated steel plate sheet inner wall locking device of a corrugated steel plate connection structure for reinforcing an existing tunnel inner wall according to an embodiment of the present invention;
fig. 5 is a schematic view illustrating an internal bolt connection between two corrugated steel plates of a corrugated steel plate connection structure for reinforcing an inner wall of an existing tunnel according to an embodiment of the present invention;
fig. 6 is a schematic view of a local internal and external connection structure of a corrugated steel plate connection structure for reinforcing an inner wall of an existing tunnel provided by an embodiment of the present invention.
In the figure: 1. a corrugated steel connecting plate body; 2. the outer wall is inserted into the connecting device; 3. an inner wall locking device; 4. A mortar cement or polyurethane foam material filling layer; 5. an existing tunnel; 6. a ground plane; 7. grouting holes; 8. An anchor rod hole; 11. corrugated steel sheet; 21. the outer part is longitudinally connected with a vertical plate; 22. the external longitudinal connecting transverse plate; 23. The outer part is connected with the vertical plate in a circumferential direction; 24. the external ring direction is connected with the transverse plate; 301. a vertical plate is locked inside; 302. connecting holes of the vertical plate; 303. locking the nut; 304. locking the first gasket; 305. locking the second gasket; 306. and locking the bolt.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, a corrugated steel plate connection structure for reinforcing an inner wall of an existing tunnel according to the present invention will now be described. The corrugated steel plate connecting structure for reinforcing the inner wall of the existing tunnel comprises: the corrugated steel connecting plate comprises a corrugated steel connecting plate body (1), an outer wall socket connecting device layer (2) and an inner wall locking device (3); the corrugated steel connecting plate main body (1) is formed by splicing a plurality of corrugated steel plates (11), a certain distance is kept between the corrugated steel connecting plate main body and an existing tunnel (5), the corrugated steel connecting plate main body is fixed with the existing tunnel (5) through an anchor rod hole (8), an inner space is filled with a mortar cement or polyurethane foam material filling layer (4) through a grouting hole (7), and a corrugated steel plate connecting structure for reinforcing the inner wall of the whole existing tunnel is formed by taking (6) as a tunnel ground plane.
As a specific embodiment of the corrugated steel plate connection structure for reinforcing the inner wall of the existing tunnel provided by the present invention, please refer to fig. 2 and fig. 3 together, fig. 2 is a main structure of a corrugated steel plate (11), fig. 3 is a structural schematic diagram of adding an end connection plate outside the main structure of the corrugated steel plate (11) shown in fig. 2, an external vertical connection vertical plate (21) and an external circumferential connection vertical plate (23) are welded at the outer surface end of the corrugated steel plate (11), and an external vertical connection transverse plate (22) is welded on the external vertical connection vertical plate (21) for vertical connection of the corrugated steel plate (11); an external circumferential connecting transverse plate (24) is welded on the external circumferential connecting vertical plate (23) and is used for circumferential connection of the corrugated steel plate sheets (11); thereby forming an outer wall socket connection device (2).
As a specific implementation manner of a corrugated steel plate connection structure for reinforcing the inner wall of an existing tunnel, please refer to fig. 4 and 5 together, fig. 4 is a schematic diagram of the arrangement of the inner wall locking device, wherein a plurality of internal locking vertical plates (301) are arranged, a vertical plate connection hole (302) is processed on each internal locking vertical plate (301) for locking between corrugated steel plate sheets, and the locking connection member includes a locking nut (303), a locking first gasket (304), a locking second gasket (305) and a locking bolt (306). Fig. 5 is a schematic view of two corrugated steel sheets connected by bolts.
As a pair of the utility model provides a corrugated steel plate connection structure's that existing tunnel inner wall consolidates usefulness a concrete implementation way, please refer to and show fig. 6, fig. 6 is the inside and outside connection structure sketch map of part, do not have outer wall hoop socket joint connecting device's one end with a slice corrugated steel plate piece (11), insert in the space that another slice corrugated steel plate piece (11) contain outer wall hoop socket joint connecting device connect riser (23) and outside hoop to connect diaphragm (24) and constitute by outside hoop, the inner wall is with every inside locking riser of group (301) on two slabs to carry out locking connection with the connecting piece, constitute inner wall locking device (3).
As a specific embodiment of the corrugated steel plate connection structure for reinforcing the inner wall of the existing tunnel according to the present invention, please refer to fig. 1 to 6 together to describe an implementation method of the embodiment:
(1) the steel plate is rolled or rolled in a factory, and processing technologies such as drilling, bending and the like are carried out according to requirements to manufacture the corrugated steel plate sheet (11).
(2) An external longitudinal connecting vertical plate (21) and an external circumferential connecting vertical plate (23) are welded outside the corrugated steel plate sheet (11).
(3) An external longitudinal connecting transverse plate (22) is welded on the external longitudinal connecting vertical plate (21); and an external circumferential connecting transverse plate (24) is welded on the external circumferential connecting vertical plate (23).
(4) And (3) manufacturing a plurality of internal locking vertical plates (301), drilling according to requirements, and welding to the designed positions of the inner walls of the corrugated steel plate sheets (11).
(5) And carrying out hot galvanizing or other protection treatment on the corrugated steel plate sheet as required.
(6) And (4) transporting the corrugated steel plate and the fittings thereof to the site, and preparing for installation.
(7) The working surface of the existing tunnel is cleaned, the corrugated steel plate sheets are assembled according to requirements, and the corrugated steel plate sheets (11) are fixed through the anchor rod holes (8).
(8) Another piece of corrugated steel sheet (11) is inserted in the socket joint of the outer wall, then the connecting piece penetrates into a vertical plate connecting hole (302) on the inner locking vertical plate (301), and the corrugated steel sheet is locked and continues to be fixed through the anchor rod hole (8).
(9) And continuously installing new corrugated steel plate sheets (11) along the circumferential direction and the longitudinal direction until the installation of the integral corrugated steel plate is finished.
(10) Local treatment: and special inspection and treatment are carried out on the positions of the joints, the connecting holes, the welding points, the connecting pieces, the special-shaped parts, the end parts and the like according to requirements.
(11) Grouting is carried out through the grouting holes (7) to form a mortar cement or polyurethane foam material filling layer (4).
(12) Sealing or coating construction and other constructions are carried out according to the regulations.
(13) Naturally standing for a certain time, and curing to form the corrugated steel plate connecting structure for reinforcing the inner wall of the existing tunnel.
(14) And (5) carrying out inspection and acceptance work, and finishing the whole corrugated steel reinforcing project.
Compared with the prior art, the embodiment of the utility model, its beneficial effect has:
(1) the connection mode adopts the mode that the outer wall is inserted and the inner wall is provided with the connecting plate for direct bolt connection, the process is simple, and the installation is quicker.
(2) Corrugated steel plates are connected in an overlapping mode, the outer wall socket joint connecting device (2) is good in sealing effect, after a mortar cement or polyurethane foam material filling layer (4) is poured, sealing is more thorough, and the anti-seepage performance of the corrugated steel is improved.
(3) The cost is lower.
The utility model provides a corrugated steel plate connection structure of existing tunnel inner wall reinforcement usefulness, it has contained corrugated steel connecting plate main part, outer wall socket joint connecting device and inner wall locking device, corrugated steel connecting plate main part pegs graft through outer wall socket joint connecting device, and adopt inner wall locking device to fix locking, form the connection structure of outer interpolation internal lock, punch with the corrugated steel sheet piece of current adoption and wear screw connection mode or adopt corrugated steel sheet piece weld flange joint mode all around and compare, this connection structure makes the cost lower, sealing performance is better, the site operation is more reasonable, the concatenation speed is faster, can be applied to existing tunnel, existing bridge arch structure, the corrugated steel plate connection structure of usefulness is administered to inner wall diseases such as existing passageway.
It is to be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like as used herein are intended to refer to known tunnel orientations and are shown in the figures, but are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed or operated in a particular orientation, and are not to be considered limiting.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a corrugated steel plate connection structure of existing tunnel inner wall reinforcement usefulness which characterized in that includes:
the corrugated steel connecting plate main body (1) is formed by annularly connecting and longitudinally splicing a plurality of corrugated steel plate sheets (11) to form a corrugated steel plate connecting plate main body structure for reinforcing the inner wall of the whole tunnel;
the outer wall socket joint connecting devices (2) are arranged on two single sides of four side edges of the outer surface of the corrugated steel plate sheet (11);
and the inner wall locking devices (3) are arranged on two single sides of four side edges of the inner surface of the corrugated steel plate sheet (11) and correspond to the outer wall socket connecting devices (2).
2. The corrugated steel plate connecting structure for reinforcing the inner wall of the existing tunnel according to claim 1, wherein the corrugated steel plate sheets (11) are of an arc-shaped plate structure, the radian of the steel plate is determined according to the shape of the tunnel and the number of the spliced plate sheets, the thickness of the steel plate is more than 1mm, the wave height is more than 13mm, and the wave pitch is more than 20 mm.
3. A deck plate coupling structure for the reinforcement of the inner wall of an existing tunnel according to claim 1, wherein the outer wall socket coupling means (2) is provided on two single sides of the four sides of the outer surface of the deck plate (11), one of which is provided with an outer vertical coupling upright plate (21) and an outer vertical coupling cross plate (22), and the other of which is provided with an outer circumferential coupling upright plate (23) and an outer circumferential coupling cross plate (24).
4. The corrugated steel plate connecting structure for reinforcing the inner wall of the existing tunnel according to claim 1, wherein the inner wall locking devices (3) are located on two single sides of four sides of the inner surface of the corrugated steel plate sheet (11), and are correspondingly provided with the inner locking vertical plates (301) and the vertical plate connecting holes (302).
5. The corrugated steel plate connecting structure for reinforcing the inner wall of the existing tunnel according to claim 3, wherein the external longitudinal connecting vertical plate (21) and the external circumferential connecting vertical plate (23) are directly welded on the outer wall of the corrugated steel plate (11) by adopting steel plates or section steel, the external longitudinal connecting transverse plate (22) is welded on the external longitudinal connecting vertical plate (21), the external circumferential connecting transverse plate (24) is welded on the external circumferential connecting vertical plate (23), the thickness of the steel plates is more than 3mm, and the waveforms of the external longitudinal connecting transverse plate (22) and the external circumferential connecting transverse plate (24) are consistent with the waveform of the corrugated steel plate (11).
6. A corrugated steel plate connecting structure for reinforcing the inner wall of an existing tunnel according to claim 1, wherein the material of the corrugated steel plate connecting structure is common carbon structural steel or low alloy steel or stainless steel; the surface protection is in the form of hot galvanizing or painting or coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920346800.7U CN210013708U (en) | 2019-03-20 | 2019-03-20 | Corrugated steel plate connecting structure for reinforcing inner wall of existing tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920346800.7U CN210013708U (en) | 2019-03-20 | 2019-03-20 | Corrugated steel plate connecting structure for reinforcing inner wall of existing tunnel |
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| CN210013708U true CN210013708U (en) | 2020-02-04 |
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| CN201920346800.7U Expired - Fee Related CN210013708U (en) | 2019-03-20 | 2019-03-20 | Corrugated steel plate connecting structure for reinforcing inner wall of existing tunnel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723473A (en) * | 2019-03-20 | 2019-05-07 | 河北天振工程技术有限公司 | A kind of corrugated steel splicing board connecting structure of existing tunnel inner wall reinforcing |
| CN114404850A (en) * | 2021-12-17 | 2022-04-29 | 河北省高速公路延崇管理中心 | Fire water system for cold region expressway tunnel |
-
2019
- 2019-03-20 CN CN201920346800.7U patent/CN210013708U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723473A (en) * | 2019-03-20 | 2019-05-07 | 河北天振工程技术有限公司 | A kind of corrugated steel splicing board connecting structure of existing tunnel inner wall reinforcing |
| CN114404850A (en) * | 2021-12-17 | 2022-04-29 | 河北省高速公路延崇管理中心 | Fire water system for cold region expressway tunnel |
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