CN218093047U - Shield constructs taut reinforcing apparatus of section of jurisdiction - Google Patents
Shield constructs taut reinforcing apparatus of section of jurisdiction Download PDFInfo
- Publication number
- CN218093047U CN218093047U CN202221696596.XU CN202221696596U CN218093047U CN 218093047 U CN218093047 U CN 218093047U CN 202221696596 U CN202221696596 U CN 202221696596U CN 218093047 U CN218093047 U CN 218093047U
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- CN
- China
- Prior art keywords
- segment
- bolt
- shield
- reinforcing
- channel steel
- 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.)
- Expired - Fee Related
Links
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 5
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Images
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a shield segment tensioning and reinforcing device, which comprises a shield segment, a segment bolt, a reinforcing member and a waterproof member; the shield pipe piece is provided with a bolt groove, a bolt hole is formed in the bolt groove, and the bolt holes of adjacent shield pipe pieces are correspondingly arranged; the segment bolts are inserted into the bolt holes of the adjacent shield segments, and fixing nuts are arranged after the two ends of the segment bolts extend out of the bolt holes; waterproof part covers are arranged at two ends of the segment bolt; the reinforcing member comprises a channel steel and an ear plate, and a groove bottom plate of the channel steel is arranged on the inner wall of the shield segment; the lug plates are arranged at two ends of the channel steel and are sleeved on the segment bolts. The utility model enhances the overall rigidity of the shield segment after connection by arranging the reinforcing piece, prevents the shield segment from sinking or floating upwards, and improves the stability and torsion resistance of the connection part of the two ring duct segments; through setting up the waterproof part, prevent that section of jurisdiction bolt and fixation nut's hookup location from rustting, influence joint strength, the two cooperation avoids the shield to construct the section of jurisdiction and connects lax, reduces construction potential safety hazard.
Description
Technical Field
The utility model belongs to the technical field of the construction is connected to the shield structure section of jurisdiction, in particular to taut reinforcing apparatus of shield structure section of jurisdiction.
Background
The shield segment is a main assembly component for shield construction, is the innermost barrier of the tunnel and plays a role in resisting soil layer pressure, underground water pressure and some special loads. The shield segment is a permanent lining structure of a shield tunnel, and the quality of the shield segment is directly related to the overall quality and safety of the tunnel, so that the waterproof performance and the durability of the tunnel are influenced. The shield tunnel lining segment joint is mostly connected by segment bolts. The segment bolt can be divided into a hoop bolt and a longitudinal bolt according to the direction, the hoop bolt and the longitudinal bolt are consistent in specification in some designs, and the hoop bolt and the longitudinal bolt are of two specifications in some designs.
Because there are dangerous sections such as shield starting and receiving, underpass building, ground pile foundation in the shield construction process, lead to easily connecting between the shield section of jurisdiction to relax, and then influence the waterproof sealing effect in tunnel, take place the section of jurisdiction mistake platform even, incident such as fracture and seepage, have great construction safety risk.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a taut reinforcing apparatus of shield structure section of jurisdiction to shield structure section of jurisdiction is connected loosely in solving above-mentioned background art, and it is waterproof to influence the tunnel, causes the problem of incident.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a shield segment tensioning and reinforcing device comprises a shield segment, a segment bolt, a reinforcing member and a waterproof member; the shield pipe piece is provided with a bolt groove, a bolt hole is formed in the bolt groove, and the bolt holes of adjacent shield pipe pieces are correspondingly arranged; the segment bolts are inserted into the bolt holes of the adjacent shield segments, and fixing nuts are arranged after the two ends of the segment bolts extend out of the bolt holes; the waterproof pieces are covered at two ends of the segment bolt; the reinforcing member comprises a channel steel and an ear plate, and a groove bottom plate of the channel steel is arranged on the inner wall of the shield segment; the lug plates are arranged at two ends of the channel steel and sleeved on the segment bolts.
Furthermore, a groove bottom plate of the channel steel is attached to the inner wall of the shield segment; the plate body of the lug plate is parallel to the side wall of the bolt groove.
Further, the waterproof piece comprises a mounting seat and a protective cap; the mounting seat is fixedly arranged on the lug plate of the reinforcing member corresponding to the segment bolt; the protective cap covers the end part of the segment bolt and is detachably connected with the mounting seat.
Further, the mounting seat is a sleeve on which an external thread is arranged; the protective cap is correspondingly provided with an internal thread.
Further, a gasket is arranged between the fixing nut and the lug plate of the reinforcing piece.
Furthermore, polyamide bolt sleeves are arranged in bolt holes of the shield segment, and rubber sealing rings are arranged in the bolt holes.
Furthermore, reinforcing ribs are arranged on the channel steel.
The utility model discloses following beneficial effect has:
1. the utility model provides a shield segment tensioning and reinforcing device, which enhances the overall rigidity of the shield segment after connection by arranging a reinforcing member, prevents the shield segment from sinking or floating upwards, and improves the stability and torsion resistance of the connection part of two ring duct segments; through setting up waterproof, prevent that section of jurisdiction bolt from rustting with fixation nut's hookup location, influence joint strength, the two cooperation avoids shield to construct the section of jurisdiction and connects lax, influences that the tunnel is waterproof, reduces construction potential safety hazard.
2. The utility model provides a pair of taut reinforcing apparatus of shield segment, the practicality is strong, can be applicable to hoop bolt and vertical bolt, assembles equally to the segment fissure of displacement and is suitable for, can adjust different mounted position according to actual conditions, can be applied to various proruption construction situation in a flexible way simultaneously, can process in batches, and easily transportation, material saving, installation effectiveness are very fast.
Drawings
Fig. 1 is a schematic connection diagram of shield segments according to the present invention;
fig. 2 is a schematic structural view of a segment bolt according to the present invention;
fig. 3 is a schematic structural view of a reinforcing member and a waterproof member according to the present invention;
fig. 4 is a top view of the present invention shown in fig. 3;
fig. 5 is a schematic view of the installation of the protective cap of the present invention.
In the figure: 1-shield segment, 2-segment bolt, 3-reinforcing piece and 4-waterproof piece.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-5, the utility model provides a shield tunnel segment 1, segment bolts 2, a reinforcing member 3 and a waterproof member 4, wherein the shield tunnel segment 1 is provided with bolt grooves, the bolt grooves are provided with bolt holes, and the bolt holes of adjacent shield tunnel segments 1 are correspondingly arranged; the segment bolts 2 comprise circumferential bolts and longitudinal bolts, the circumferentially adjacent shield segments 1 are spliced into a ring through the circumferential bolts, the longitudinally adjacent shield segments 1 are connected with each other through the longitudinal bolts, the segment bolts 2 are inserted into bolt holes of the adjacent shield segments 1, and fixing nuts are arranged after the two ends of the segment bolts extend out of the bolt holes; the two ends of the reinforcing member 3 are respectively connected with the two ends of the segment bolt 2, so that the overall rigidity of the shield segment 1 after connection is enhanced, the shield segment 1 is prevented from sinking or floating upwards, and the stability and the torsion resistance of the joint of the two ring segments are improved; waterproof parts 4 cover the two ends of the segment bolt 2, so that the segment bolt 2 is prevented from rusting at the connecting position with the fixing nut, and the connecting strength is prevented from being influenced.
Reinforcing member 3 includes channel-section steel and otic placode, and the tank bottom board of channel-section steel sets up with the inner wall laminating of shield section of jurisdiction 1, and the otic placode setting is at the both ends of channel-section steel to the cover is established on section of jurisdiction bolt 2, realizes reinforcing member 3 and section of jurisdiction bolt 2's being connected, and the plate body and the parallel arrangement of bolt groove lateral wall of otic placode are convenient for the connection installation of reinforcing member 3. Preferably, reinforcing ribs are arranged on the channel steel, so that the torsion resistance of the shield segment 1 is further improved; the both ends of channel-section steel curb plate set up the groove, the otic placode of being convenient for and section of jurisdiction bolt 2's being connected.
Preferably, the mounting seat is a sleeve, an external thread is arranged on the sleeve, the protective cap is provided with an internal thread matched with the external thread, and the protective cap is in threaded connection with the mounting seat.
The size of mount pad is greater than fixation nut's size, sets up the gasket between the otic placode of fixation nut and reinforcement 3, further strengthens the closure of waterproof 4.
The polyamide bolt sleeves are arranged in the bolt holes of the shield segment 1, the rubber sealing rings which expand when meeting water are used as sealing rings for bolt hole water prevention, and water prevention is enhanced by the aid of dual effects of compaction and expansion.
The segment bolts 2 are preferably M30 bolts.
When shield constructs section of jurisdiction 1 and connects, at first adjust two shield structures section of jurisdiction 1 positions of waiting to connect, then place reinforcement 3, make otic placode and bolt hole corresponding, at this moment, in inserting section of jurisdiction bolt 2 bolt hole, the mounting pad piece is and screw up fixation nut, on installing the mount pad with the protective cap at last, repeats above-mentioned step, connects the completion until all shield structures section of jurisdiction 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a taut reinforcing apparatus of shield structure section of jurisdiction which characterized in that: comprises a shield segment (1), a segment bolt (2), a reinforcing member (3) and a waterproof member (4); the shield segment (1) is provided with a bolt groove, a bolt hole is formed in the bolt groove, and the bolt holes of adjacent shield segments (1) are correspondingly arranged; the segment bolts (2) are inserted into bolt holes of adjacent shield segments (1), and fixing nuts are arranged after two ends of the segment bolts extend out of the bolt holes; the waterproof pieces (4) are covered at two ends of the segment bolt (2); the reinforcing member (3) comprises a channel steel and an ear plate, and a groove bottom plate of the channel steel is arranged on the inner wall of the shield segment (1); the lug plates are arranged at two ends of the channel steel and sleeved on the segment bolt (2).
2. The shield segment tensioning and reinforcing device according to claim 1, characterized in that: the groove bottom plate of the channel steel is attached to the inner wall of the shield segment (1); the plate body of the lug plate is parallel to the side wall of the bolt groove.
3. The shield segment tensioning and reinforcing device according to claim 1, characterized in that: the waterproof piece (4) comprises a mounting seat and a protective cap; the mounting seat is fixedly arranged on the lug plate of the reinforcing member (3) corresponding to the segment bolt (2); the protective cap is arranged at the end part of the segment bolt (2) and is detachably connected with the mounting seat.
4. The shield segment tensioning and reinforcing device according to claim 3, characterized in that: the mounting seat is a sleeve on which an external thread is arranged; the protective cap is correspondingly provided with an internal thread.
5. The shield segment tensioning and reinforcing device according to claim 1, characterized in that: and a gasket is arranged between the fixing nut and the lug plate of the reinforcing piece (3).
6. The shield segment tensioning and reinforcing device according to claim 1, characterized in that: and polyamide bolt sleeves and rubber sealing rings are arranged in bolt holes of the shield segment (1).
7. The shield segment tensioning and reinforcing device according to claim 1, characterized in that: and reinforcing ribs are arranged on the channel steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221696596.XU CN218093047U (en) | 2022-07-04 | 2022-07-04 | Shield constructs taut reinforcing apparatus of section of jurisdiction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221696596.XU CN218093047U (en) | 2022-07-04 | 2022-07-04 | Shield constructs taut reinforcing apparatus of section of jurisdiction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218093047U true CN218093047U (en) | 2022-12-20 |
Family
ID=84479307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221696596.XU Expired - Fee Related CN218093047U (en) | 2022-07-04 | 2022-07-04 | Shield constructs taut reinforcing apparatus of section of jurisdiction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218093047U (en) |
-
2022
- 2022-07-04 CN CN202221696596.XU patent/CN218093047U/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: 20221220 |