CN219754545U - Installation component of two lining built-in fittings in tunnel - Google Patents
Installation component of two lining built-in fittings in tunnel Download PDFInfo
- Publication number
- CN219754545U CN219754545U CN202321122007.1U CN202321122007U CN219754545U CN 219754545 U CN219754545 U CN 219754545U CN 202321122007 U CN202321122007 U CN 202321122007U CN 219754545 U CN219754545 U CN 219754545U
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- Prior art keywords
- embedded part
- part panel
- mounting assembly
- steel bars
- concrete
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- 238000009434 installation Methods 0.000 title description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 58
- 239000010959 steel Substances 0.000 claims abstract description 58
- 238000004873 anchoring Methods 0.000 claims abstract description 33
- 238000003466 welding Methods 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims 6
- 238000000034 method Methods 0.000 abstract description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model relates to a mounting assembly of a tunnel secondary lining embedded part, which comprises an embedded part panel with anchoring steel bars, fixing steel bars arranged on the secondary lining steel bars, fixing sleeves arranged on the fixing steel bars, and extension springs connected between the fixing steel bars and one side, far away from the embedded part panel, of the anchoring steel bars. According to the utility model, the lining trolley template is in place, in the process of placing, the lining trolley template is tightly attached to the embedded part panel, the embedded part panel is reinforced and then moved along with the top extension of the lining trolley template, meanwhile, the spring stretching device is stretched, the embedded part is prevented from being embedded deeply, concrete is poured, the embedded part panel and the exposed surface of the concrete are in a flatter position after demoulding, the appearance is attractive, the problem that the embedded part is embedded deeply is solved, and the phenomenon that the concrete around the embedded part is damaged by manually chiseling out the concrete is reduced.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to a mounting assembly of a tunnel secondary lining embedded part.
Background
The embedded part is a component which is pre-installed (buried) in the hidden engineering, namely a structural part which is arranged during the pouring of the structure and is used for lapping when the upper structure is built so as to be beneficial to the installation and fixation of the foundation of external engineering equipment.
The embedded part is required to be installed in advance in the structural concrete, the problem that the embedded part is buried deeply often exists according to the construction effect of the traditional process, the thickness of the concrete structure is influenced, the concrete covering the embedded part is required to be manually chiseled, the surrounding concrete of the embedded part is damaged, and the appearance is not attractive.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides a mounting assembly of a tunnel secondary lining embedded part.
The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme: the utility model provides a mounting assembly of tunnel second lining built-in fitting, includes the fixed steel bar that sets up on second lining steel bar, is provided with the built-in fitting panel of taking the anchor reinforcing bar on the fixed steel bar, is connected with extension spring between fixed steel bar and the anchor reinforcing bar one side of keeping away from the built-in fitting.
Determining the embedded position of the embedded part through measurement and positioning; welding and fixing reinforcing steel bars on left and right longitudinal bars at the installation position of the embedded part; installing an embedded part at a specified position, wherein the embedded part comprises an embedded part panel and an anchor steel bar, and the embedded part panel protrudes 2-4 cm from the outer surface of the secondary lining concrete; one section of the extension spring is welded with the fixed steel bar, the other end of the extension spring is welded with the anchoring steel bar through a welding point, and the anchoring steel bar of the embedded part is arranged on the fixed steel bar.
The lining trolley template is in place, in the process of placing in place, the lining trolley template clings to the embedded part panel, the embedded part panel is reinforced and then moves along with the top extension of the lining trolley template, and meanwhile, the spring stretching device is stretched to prevent the embedded part from being buried deeply, so that the embedded part panel clings to one side of the lining trolley template all the time, concrete is poured, the embedded part panel and the exposed surface of the concrete are in a flatter position after demoulding, the appearance is attractive, the problem that the embedded part panel is buried deeply is solved, the concrete needs to be manually chiseled, and the phenomenon that the surrounding concrete of the embedded part is damaged is avoided.
Preferably, the fixing steel bar is provided with a fixing sleeve extending upwards, the fixing sleeve is in sliding connection with the adjacent anchoring steel bar, one end of the stretching spring is connected with the fixing sleeve, and the other end of the stretching spring is connected with one side, far away from the embedded part, of the anchoring steel bar through the clamp with the hook.
One end of the fixed sleeve is fixedly connected with the fixed steel bar, the other end of the fixed sleeve is in sliding connection with the anchor steel bar, various modes are provided for sliding connection between the fixed sleeve and the anchor steel bar, the anchor steel bar is provided with a through long hole, the fixed sleeve is arranged in the long hole in a penetrating way, and the anchor steel bar can transversely move relative to the fixed sleeve; or the outer wall of the fixed sleeve is provided with a supporting hook for supporting the anchoring steel bar to move in the transverse direction. The two modes are convenient for the extension spring to be stretched when the lining trolley template and the embedded part panel are clung to the rear side, so that the embedded part panel is clung to one side of the lining trolley template all the time.
Preferably, the clamp with the hook comprises a hook and two clamping rings which are rotationally connected, the two clamping rings are encircling to form a ring and sleeved on the anchoring steel bar, the hook is arranged at the lower part of one clamping ring, and the other end of the tension spring is hung on the hook.
The extension spring is thinner with the anchor bar connecting end material, can not directly weld extension spring on the anchor bar, needs to be connected with the anchor bar through taking the couple clamp, takes two clamping rings and the anchor bar looks adaptation of couple clamp to through welding or bolted connection's mode and anchor bar fixed connection, the direct couple of establishing on the clamping ring of the couple of head of extension spring one end, the installation is simple, the extension spring of being convenient for is connected with the anchor bar.
Preferably, the ends of the two clamping rings remote from the connection point are connected by means of bolts.
Preferably, welding holes are respectively formed in the two clamping hoops.
The welding hole is used for being matched with a bolt or being matched with a direct welding place to further improve the fixing effect, and the clamping ring and the anchoring steel bar are directly welded through the welding point.
Preferably, the extension springs are all arranged on the outermost sides of the embedded part anchoring steel bars.
Compared with the prior art, the utility model has the beneficial effects that:
the lining trolley template is in place, in the process of placing in place, the lining trolley template is tightly attached to the embedded part panel, the embedded part panel is reinforced and then moved along with the top extension of the lining trolley template, meanwhile, the spring stretching device is stretched to prevent the embedded part from being embedded deeply, concrete is poured, the embedded part panel and the exposed surface of the concrete are in a flatter position after demoulding, the appearance is attractive, the problem that the embedded part is embedded deeply is solved, the concrete needs to be manually chiseled off, and the phenomenon that the concrete around the embedded part is damaged is caused;
the end part of the extension spring, which is connected with the anchoring steel bar, is thinner, the extension spring cannot be directly welded on the anchoring steel bar, the extension spring needs to be connected with the anchoring steel bar through a clamp with a hook, and the head part of one end of the extension spring is directly hung on the hook of the clamp ring, so that the installation is simple, and the extension spring is convenient to be connected with the anchoring steel bar.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic drawing of pouring concrete and demolding in the present utility model;
FIG. 3 is a schematic view of the connection structure of the tension spring and the band hook clamp of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
The reference numbers shown in the drawings: 1. fixing the reinforcing steel bars; 2. an embedded part panel; 3. anchoring the steel bars; 4. a tension spring; 5. a fixed sleeve; 6. a hook; 7. a clamping ring; 8. a bolt; 9. welding holes; 10. lining trolley form board.
Detailed Description
The utility model is further described below by referring to specific embodiments, as shown in fig. 1 to 4, a mounting assembly of a tunnel secondary lining embedded part comprises a fixing steel bar 1 arranged on a secondary lining steel bar, an embedded part panel 2 with an anchoring steel bar is arranged on the fixing steel bar 1, and an extension spring 4 is connected between the fixing steel bar 1 and one side, far away from the embedded part panel 2, of the anchoring steel bar 3.
The embedded part panel 2 is an embedded steel plate, and the embedded position of the embedded part panel 2 is determined through measurement and positioning; welding and fixing the reinforcing steel bars 1 on the left and right longitudinal bars at the installation position of the embedded part panel 2; penetrating a spring fixing device from the bottom of an anchor bar 3 of the embedded part panel 2, and then welding a fixing sleeve 5 on the fixing bar 1; installing the embedded part panel 2 at a specified position, wherein the embedded part panel protrudes 2-4 cm from the outer surface of the secondary lining concrete; one section of the extension spring 4 is welded with the fixed steel bar 1, the other end of the extension spring is welded with the anchor steel bar 3 through a welding point, and the anchor steel bar 3 of the embedded part panel 2 is arranged on the fixed steel bar 1.
The fixing steel bar 1 is fixedly provided with a fixing sleeve 5 extending upwards, the fixing sleeve 5 penetrates into the anchoring steel bar 3 upwards, the fixing sleeve 5 is in sliding connection with the anchoring steel bar 3, various modes of sliding connection between the fixing sleeve 5 and the anchoring steel bar 3 exist, the anchoring steel bar 3 is provided with a through long hole, the fixing sleeve 5 is arranged in the long hole in a penetrating mode, and the anchoring steel bar 3 can transversely move relative to the fixing sleeve 5; or the outer wall of the fixed sleeve 5 is provided with a supporting hook 6 for supporting the anchoring steel bar 3 to move in the transverse direction. One end of the extension spring 4 is sleeved on the fixed sleeve 5, and the other end of the extension spring 4 is connected with one side, far away from the embedded part panel 2, of the anchoring steel bar 3 through a clamp with a hook 6. The two modes are both convenient for the extension spring 4 to be stretched when the lining trolley template 10 and the embedded part panel are clung to the back, so that the embedded part panel is clung to one side of the lining trolley template 10 all the time.
The extension springs are all arranged on the outermost side of the embedded part anchoring steel bars, the extension spring 4 positioned above is positioned above the anchoring steel bars 3, and the extension spring 4 positioned below is positioned below the anchoring steel bars 3, so that the consistency of the tension of the embedded part under the spring is ensured, and uneven gaps between the inclined embedded part panel and the two lining templates caused by uneven distribution of the tension of the embedded part panel under the spring are avoided.
The lining trolley template 10 is in place, in the process of placing in place, the lining trolley template 10 is tightly attached to the embedded part panel, the embedded part panel is reinforced and then moved along with the top extension of the lining trolley template 10, meanwhile, the spring stretching device is stretched, the embedded part panel 2 is prevented from being embedded deeply, concrete is poured, the embedded part panel 2 is always tightly attached to one side of the lining trolley template, the exposed surface of the embedded part panel 2 and the concrete is in a flatter position after demoulding, the appearance is attractive, the problem that the embedded part panel 2 is embedded deeply is solved, concrete needs to be manually chiseled, and the phenomenon that the concrete around the embedded part panel 2 is damaged is created.
The clamp with the hook 6 comprises a hook 6 and two clamping rings 7 which are rotationally connected, wherein the two clamping rings 7 are encircling to form a ring and sleeved on the anchoring steel bar 3, the hook 6 is arranged at the lower part of one clamping ring 7, and the other end of the tension spring 4 is hung on the hook 6. The extension spring 4 is thinner with the anchor bar 3 connection tip material, can not directly weld extension spring 4 on anchor bar 3, needs to be connected with anchor bar 3 through taking couple 6 clamp, two clamping rings 7 of taking couple 6 clamp and anchor bar 3 looks adaptation to through welding or mode and anchor bar 3 fixed connection that bolt 8 connects, the head of extension spring 4 one end is direct to be hung and is established on the couple 6 of clamping ring 7, and the installation is simple, and extension spring 4 and anchor bar 3 of being convenient for are connected.
The ends of the two clamping rings 7, which are far away from the connecting point, are connected through bolts 8. The welding holes 9 are respectively formed in the two clamping hoops 7, the welding holes 9 are used for being matched with bolts 8 or matched with direct welding places to further improve the fixing effect, and the clamping hoops 7 are directly welded with the anchoring steel bars 3 through welding points.
It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the utility model, and equivalents thereof fall within the scope of the utility model as defined by the claims.
Claims (6)
1. The utility model provides a mounting assembly of two lining built-in fittings in tunnel which characterized in that: including setting up fixed reinforcement (1) on two lining reinforcing bars, be provided with on fixed reinforcement (1) and take embedded part panel (2) of anchor reinforcing bar (3), be connected with extension spring (4) between fixed reinforcement (1) and anchor reinforcing bar (3) one side of keeping away from embedded part panel (2).
2. The mounting assembly for a tunnel secondary liner embedment of claim 1, wherein: the fixing reinforcement (1) is provided with a fixing sleeve (5) extending upwards, the fixing sleeve (5) is connected with an adjacent anchoring reinforcement (3), one end of a tension spring (4) is connected with the fixing sleeve (5), and the other end of the tension spring (4) is connected with one side, far away from the embedded part panel (2), of the anchoring reinforcement (3) through a clamp with a hook (6).
3. The mounting assembly for a tunnel secondary liner embedment of claim 2, wherein: the clamp with the hooks (6) comprises hooks (6) and two clamping rings (7) which are connected in a rotating mode, the two clamping rings (7) are encircling to form a ring shape and sleeved on the anchoring steel bar (3), the hooks (6) are arranged at the lower portions of the clamping rings (7), and the other ends of the extension springs (4) are hung on the hooks (6).
4. A tunnel secondary liner embedment mounting assembly in accordance with claim 3, wherein: one ends of the two clamping hoops (7) far away from the connecting point are connected through bolts (8).
5. A tunnel secondary liner embedment mounting assembly in accordance with claim 3, wherein: welding holes (9) are respectively formed in the two clamping hoops (7).
6. The mounting assembly for a tunnel secondary liner embedment of claim 1, wherein: the extension springs (4) are arranged at the outermost sides of the embedded part anchoring steel bars (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321122007.1U CN219754545U (en) | 2023-05-06 | 2023-05-06 | Installation component of two lining built-in fittings in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321122007.1U CN219754545U (en) | 2023-05-06 | 2023-05-06 | Installation component of two lining built-in fittings in tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219754545U true CN219754545U (en) | 2023-09-26 |
Family
ID=88076243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321122007.1U Active CN219754545U (en) | 2023-05-06 | 2023-05-06 | Installation component of two lining built-in fittings in tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219754545U (en) |
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2023
- 2023-05-06 CN CN202321122007.1U patent/CN219754545U/en active Active
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