CN212716664U - Shield constructs interval tunnel portal ring roof beam and does not have support steel mould subassembly - Google Patents
Shield constructs interval tunnel portal ring roof beam and does not have support steel mould subassembly Download PDFInfo
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- CN212716664U CN212716664U CN202021543047.XU CN202021543047U CN212716664U CN 212716664 U CN212716664 U CN 212716664U CN 202021543047 U CN202021543047 U CN 202021543047U CN 212716664 U CN212716664 U CN 212716664U
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Abstract
The utility model discloses a shield constructs interval portal ring roof beam and does not have support steel mould subassembly, including tunnel pipe and side wall, the side wall is located tunnel pipe front end both sides, tunnel pipe is close to the one end portal department of side wall and is provided with the portal ring board of being connected with the side wall, the one end of portal ring board is provided with the hoop go-between, tunnel pipe's one end is provided with the ring channel, portal ring board is close to tunnel pipe's one end and is provided with the bearing steel ring of being connected with the ring channel cooperatees, tunnel pipe's portal department is provided with the hoop steel form, a plurality of fixing bolt and hoop go-between fixed connection are passed through to the one end of hoop steel form, hoop steel form's middle part is provided with a plurality of steel ring bolt one of being connected with bearing steel ring, hoop steel form keeps away from fixing bolt's one end and is provided with the steel ring bolt two of being connected with bearing steel. Has the advantages that: the construction efficiency is improved more effectively, the construction cost is saved, and the practicability is strong.
Description
Technical Field
The utility model relates to a shield constructs the technical field of construction, particularly, relates to a shield constructs interval portal ring roof beam and does not have support steel mould subassembly.
Background
The tunnel portal ring beam in the shield zone is interfered with shield tunneling, construction is usually carried out by adopting full-space support after shield tunneling is finished, construction period is short due to delay reasons of station construction, shield tunneling and the like in construction, and particularly, in the long shield zone, in order to accelerate progress, continuous rail transportation is adopted for shield tunneling and slag tapping, so that the tunnel portal ring beam is provided with a ventilation pipe, a rail and related pipelines. If the tunnel portal ring beam construction is not completed in the shield tunneling period, the whole construction period is seriously influenced. How to realize the mutual noninterference of tunnel portal ring beam construction and ventilation, water supply pipe, construction track and construction transport vechicle etc. also becomes shield construction key problem.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the problem among the correlation technique, the utility model provides a shield constructs interval portal ring roof beam and does not have support steel mould subassembly to overcome the above-mentioned technical problem that current correlation technique exists.
Therefore, the utility model discloses a specific technical scheme as follows:
a support-free steel mould assembly for a shield interval tunnel portal ring beam comprises a tunnel pipe and side walls, wherein the side walls are positioned on two sides of the front end of the tunnel pipe, a tunnel portal ring plate connected with the side walls is arranged at a tunnel portal position close to one end of the side walls of the tunnel pipe, a hoop connecting ring is arranged at one end of the tunnel portal ring plate, a ring groove is arranged at one end of the tunnel pipe, a bearing steel ring matched and connected with the ring groove is arranged at one end of the tunnel portal ring plate close to the tunnel pipe, a hoop steel mould plate is arranged at the tunnel portal position of the tunnel pipe, one end of the hoop steel mould plate is fixedly connected with the hoop connecting ring through a plurality of fixing bolts, a plurality of steel ring bolts I connected with the bearing steel ring are arranged in the middle of the hoop steel mould plate, and a steel ring bolt II connected with the bearing steel ring is arranged at one end of the hoop steel mould plate, the tunnel pipe is characterized in that a plurality of sleepers are arranged inside the tunnel pipe, and rails are arranged on two sides of the upper end of each sleeper.
Further, the tunnel pipe comprises a first lining layer, an isolation layer and a second lining layer, wherein the isolation layer is located between the first lining layer and the second lining layer, the first lining layer is located outside the isolation layer, and the second lining layer is located at the bottom end of the isolation layer.
Further, the isolation layer is composed of a polymer coiled material and an alloy plate.
Furthermore, tunnel pipe inside bottom just is close to orbital side is provided with the support frame, the support frame with be provided with the walking board between the tunnel pipe.
Furthermore, a limiting steel ring is arranged on the side wall, close to the side wall, of the portal ring plate.
Furthermore, the annular steel formwork is located at one end of the second steel ring bolt and is of an extension plate structure.
The utility model provides a shield constructs interval portal ring beam and does not have support steel mould subassembly, beneficial effect as follows: the utility model discloses an earlier utilize the end bolt to fix the door ring board in a hole, the in-process of connection, bear the weight of steel ring and carry out the joint with the ring channel, and will bear the weight of steel ring, door ring board, hoop steel form and tunnel pipe through steel ring bolt one and steel ring bolt two and carry out effective fixed connection, rethread fixing bolt is connected hoop go-between and hoop steel form, make door ring board and hoop steel form fixed connection in a hole, accomplish the support of door ring roof beam steel mould in a hole promptly, need not to set up the full hall support again and support and construct. Above-mentioned shield constructs interval portal ring roof beam and does not have support steel mould subassembly both can guarantee that the steel ring atress of starting is even, realized the installation of hoop template no interior support again, for portal ring roof beam and shield structure tunnelling parallel operation provide the space, during the shield structure tunnelling, the shield structure tunnelling dregs transport sleeper staggers the portal ring, the rail is laid and is higher than hoop template, it is noiseless to ensure portal ring roof beam construction and other work, can realize portal ring roof beam and accomplish before the tunnel leads to, shorten the construction period greatly, more effectual improvement the efficiency of construction, practiced thrift construction cost, advantage that the practicality is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a shield zone tunnel portal ring beam unsupported steel mould assembly according to an embodiment of the present invention;
fig. 2 is according to the utility model discloses between shield zone tunnel portal ring beam does not have schematic diagram of support steel mould subassembly.
In the figure:
1. a tunnel pipe; 2. a side wall; 3. a portal ring plate; 4. a ring-shaped connecting ring; 5. an annular groove; 6. a load-bearing steel ring; 7. circumferential steel templates; 8. fixing the bolt; 9. a first steel ring bolt; 10. a second steel ring bolt; 11. a sleeper; 12. a track; 13. a first lining layer; 14. an isolation layer; 15. a second lining layer; 16. a support frame; 17. a walking board; 18. and a limiting steel ring.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides a shield constructs interval portal ring beam and does not have support steel mould subassembly.
The first embodiment is as follows:
as shown in fig. 1-2, the unsupported steel mold assembly for a tunnel portal ring beam in a shield zone according to an embodiment of the present invention comprises a tunnel tube 1 and side walls 2, wherein the side walls 2 are located at both sides of the front end of the tunnel tube 1, a portal ring plate 3 connected to the side walls 2 is arranged at a portal position of the tunnel tube 1 close to one end of the side walls 2, a circumferential connecting ring 4 is arranged at one end of the portal ring plate 3, a ring-shaped groove 5 is arranged at one end of the tunnel tube 1, a bearing steel ring 6 connected to the ring-shaped groove 5 is arranged at one end of the portal ring plate 3 close to the tunnel tube 1, a circumferential steel mold 7 is arranged at the portal position of the tunnel tube 1, one end of the circumferential steel mold 7 is fixedly connected to the circumferential connecting ring 4 through a plurality of fixing bolts 8, a plurality of steel ring bolts one 9 connected to the bearing steel ring 6 is arranged in the middle of the circumferential steel mold 7, the hoop steel form 7 is kept away from the one end of fixing bolt 8 be provided with bear the weight of two 10 of steel ring bolt that steel ring 6 is connected, the inside of tunnel pipe 1 is provided with a plurality of sleepers 11, the upper end both sides of sleeper 11 all are provided with track 12.
Example two:
as shown in fig. 1-2, the tunnel tube 1 is composed of a first lining layer 13, an isolation layer 14 and a second lining layer 15, the isolation layer 14 is located between the first lining layer 13 and the second lining layer 15, the first lining layer 13 is located outside the isolation layer 14, and the second lining layer 15 is located at the bottom end of the isolation layer 14. The isolation layer 14 is composed of a polymer coil and an alloy plate.
As shown in fig. 1-2, a support frame 16 is disposed at the bottom end inside the tunnel tube 1 and close to the side edge of the rail, and a traveling plate 17 is disposed between the support frame 16 and the tunnel tube 1. And a limiting steel ring 18 is arranged on the side wall of the portal ring plate 3 close to the side wall 2. And the annular steel formwork 7 is positioned at one end of the second steel ring bolt 10 and is of an extension plate structure.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
To sum up, with the aid of the above technical scheme of the utility model, fix portal ring board 3 through utilizing the end bolt earlier, the in-process of connection, bear steel ring 6 and carry out the joint with ring channel 5, and will bear steel ring 6 through steel ring bolt one 9 and steel ring bolt two 10, portal ring board 3, hoop steel form 7 and tunnel pipe 1 carry out effective fixed connection, rethread fixing bolt 8 is connected to hoop steel form 7 with go-between 4, make portal ring board 3 and hoop steel form 7 fixed connection, accomplish the support of portal ring beam steel form promptly, need not to set up full hall support again and support and construct. Above-mentioned shield constructs interval portal ring roof beam and does not have support steel mould subassembly both can guarantee that the steel ring atress of starting is even, realized the installation of hoop template no interior support again, for portal ring roof beam and shield structure tunnelling parallel operation provide the space, during the shield structure tunnelling, the shield structure tunnelling dregs transport sleeper staggers the portal ring, the rail is laid and is higher than hoop template, it is noiseless to ensure portal ring roof beam construction and other work, can realize portal ring roof beam and accomplish before the tunnel leads to, shorten the construction period greatly, more effectual improvement the efficiency of construction, practiced thrift construction cost, advantage that the practicality is strong.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The non-support steel mould component for the tunnel portal ring beam in the shield interval is characterized by comprising a tunnel pipe (1) and side walls (2), wherein the side walls (2) are positioned on two sides of the front end of the tunnel pipe (1), a portal ring plate (3) connected with the side walls (2) is arranged at the position, close to one end of the side walls (2), of the tunnel pipe (1), a hoop connecting ring (4) is arranged at one end of the portal ring plate (3), an annular groove (5) is arranged at one end of the tunnel pipe (1), a bearing steel ring (6) matched and connected with the annular groove (5) is arranged at one end, close to the tunnel pipe (1), of the portal ring plate (3), a hoop steel mould plate (7) is arranged at the position of the portal of the tunnel pipe (1), one end of the hoop steel mould plate (7) is fixedly connected with the hoop connecting ring (4) through a plurality of fixing bolts (8), the middle part of hoop steel form (7) be provided with a plurality of with bear steel ring bolt one (9) that steel ring (6) are connected, hoop steel form (7) are kept away from the one end of fixing bolt (8) be provided with bear steel ring bolt two (10) that steel ring (6) are connected, the inside of tunnel pipe (1) is provided with a plurality of sleepers (11), the upper end both sides of sleeper (11) all are provided with track (12).
2. The shield interval tunnel portal ring beam unsupported steel die assembly according to claim 1, characterized in that the tunnel tube (1) is composed of a first lining layer (13), an isolation layer (14) and a second lining layer (15), the isolation layer (14) is located between the first lining layer (13) and the second lining layer (15), the first lining layer (13) is located outside the isolation layer (14), and the second lining layer (15) is located at the bottom end of the isolation layer (14).
3. The unsupported steel die assembly of a shield bay portal ring beam of claim 2 wherein the isolation layer (14) is comprised of a polymeric coil and an alloy plate.
4. The unsupported steel die assembly of a shield interval tunnel portal ring beam according to claim 1, characterized in that a support frame (16) is provided at the bottom end inside the tunnel tube (1) and near the side of the track, and a traveling plate (17) is provided between the support frame (16) and the tunnel tube (1).
5. The unsupported steel die assembly of a shield bay portal ring beam according to claim 1, characterized in that the lateral wall of the portal ring plate (3) close to the side wall (2) is provided with a spacing steel ring (18).
6. The unsupported steel form assembly of a shield interval tunnel portal ring beam according to claim 1, characterized in that the end of the annular steel form (7) at the second steel ring bolt (10) is an extension plate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021543047.XU CN212716664U (en) | 2020-07-30 | 2020-07-30 | Shield constructs interval tunnel portal ring roof beam and does not have support steel mould subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021543047.XU CN212716664U (en) | 2020-07-30 | 2020-07-30 | Shield constructs interval tunnel portal ring roof beam and does not have support steel mould subassembly |
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| Publication Number | Publication Date |
|---|---|
| CN212716664U true CN212716664U (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021543047.XU Active CN212716664U (en) | 2020-07-30 | 2020-07-30 | Shield constructs interval tunnel portal ring roof beam and does not have support steel mould subassembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592889A (en) * | 2022-05-11 | 2022-06-07 | 河北东风世景轨道有限公司 | Arch self-bearing type formwork for tunnel concrete construction pouring |
-
2020
- 2020-07-30 CN CN202021543047.XU patent/CN212716664U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592889A (en) * | 2022-05-11 | 2022-06-07 | 河北东风世景轨道有限公司 | Arch self-bearing type formwork for tunnel concrete construction pouring |
| CN114592889B (en) * | 2022-05-11 | 2022-07-08 | 河北东风世景轨道有限公司 | Arch-shaped self-bearing type formwork for tunnel concrete construction pouring |
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