CN210948722U - Bury formula waterstop installation positioner in tunnel - Google Patents
Bury formula waterstop installation positioner in tunnel Download PDFInfo
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- CN210948722U CN210948722U CN201922060640.2U CN201922060640U CN210948722U CN 210948722 U CN210948722 U CN 210948722U CN 201922060640 U CN201922060640 U CN 201922060640U CN 210948722 U CN210948722 U CN 210948722U
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- connecting rod
- plate
- pressing
- water stop
- tunnel
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Abstract
The utility model provides a bury formula waterstop installation positioner in tunnel relates to tunnel construction equipment technical field, has solved the technical problem that the waterstop installation positioning accuracy that exists is low among the prior art. Including supporting part and nip portion, the supporting part along lining cutting platform truck external mold end edge sets up the outside of lining cutting platform truck, be formed with the holding surface on the supporting part, nip portion includes the pressfitting board, the pressfitting board sets up the outside of holding surface the nip portion with form the pressfitting space between the holding surface, still include the connecting rod, the first end fixed connection of connecting rod is in on the nip portion, the second end detachably of connecting rod is connected to lining cutting platform truck external mold or on the supporting part. The utility model is used for bury fixed and location of formula waterstop installation in the tunnel.
Description
Technical Field
The utility model belongs to the technical field of tunnel construction equipment technique and specifically relates to a bury formula waterstop installation positioner in tunnel.
Background
Along with the increasing construction mileage of the national mountain highway and railway, the number of tunnels spanning complex geological zones is increased in the construction process, and the construction proportion of the large tunnel is increased continuously. Because the annular and longitudinal construction joints can appear in the tunnel construction, and the water prevention and drainage of the construction joints are important links in the tunnel construction, namely, the buried water stop is arranged and installed at the construction joints, and therefore the quality of the installation quality of the buried water stop directly influences the water prevention quality of the tunnel.
If unable its position of accurate positioning in the formula waterstop installation of burying in the tunnel, steel reinforcement and concrete placement in-process cause the well formula waterstop off normal of burying of construction joint department very easily, can't reach anticipated drainage effect, protect to later stage tunnel dimension simultaneously and cause very big influence, consequently, bury formula waterstop in the accurate positioning and to tunnel drainage quality crucial.
Most bury formula waterstop installation in tunnel at present is at tunnel secondary lining reinforcement in-process, and it is inboard and fixed with the reinforcing bar to place the formula waterstop in, but the unable accurate positioning waterstop of this process, simultaneously, if during pouring secondary lining concrete bury the formula waterstop and not fully fixed, then can lead to in burying the formula waterstop and be crowded dislocation by the concrete, cause construction joint department waterproof and drainage not in place. Therefore, the problem of installation accuracy of the buried water stop in the prior art must be solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bury formula waterstop installation positioner in tunnel is used for solving the technical problem that the waterstop installation positioning accuracy that exists is low among the prior art at least. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a tunnel buried water stop installation positioning device, which is arranged at the end head of an outer mold of a lining trolley and comprises a supporting part and a pressing part, wherein the supporting part is arranged at the outer side of the lining trolley along the edge of the end head of the outer mold of the lining trolley,
a supporting surface is formed on the supporting part, the pressing part comprises a pressing plate, the pressing plate is arranged on the outer side of the supporting surface, a pressing space is formed between the pressing part and the supporting surface,
the lining trolley outer die further comprises a connecting rod, wherein the first end of the connecting rod is fixedly connected to the pressing portion, and the second end of the connecting rod is detachably connected to the lining trolley outer die or the supporting portion.
Preferably, the support part is made of i-steel, and the surface of the i-steel, which is far away from the lining trolley, is made into the support surface.
Preferably, the press-fit portion is formed of a steel plate, and the steel plate forms the press-fit plate.
Preferably, the pressing portion is formed by an angle steel, a first plate of two plates perpendicular to each other of the angle steel is configured as a pressing plate, and the pressing plate is arranged parallel to the supporting surface.
Preferably, the second plate of the two plates of which the angle steels are perpendicular to each other is configured as a positioning plate, and the positioning plate is positioned on one side far away from the supporting part.
Preferably, a connecting ring is disposed on the supporting portion, and a first bent portion is disposed at the second end of the connecting rod, and the first bent portion is inserted into the connecting ring for connection.
Preferably, a connecting ring is arranged on the lining trolley outer mold, a first bent part is arranged at the second end of the connecting rod, and the first bent part is inserted into the connecting ring for connection.
Preferably, the lining trolley outer mold further comprises a fixing plate, the fixing plate is fixedly connected to the end portion of the lining trolley outer mold, and the connecting ring is fixedly connected to the fixing plate.
Preferably, the fixing plate is fixedly connected with the supporting part.
Preferably, the connecting rod further comprises a second bending portion, the second bending portion is located at a position close to the first end of the connecting rod, and the bending direction of the second bending portion is perpendicular to the bending direction of the first bending portion.
The utility model has the advantages that: the waterstop is fixed through the supporting part and the pressing part, so that the waterstop can be accurately positioned with the construction joint. The problem of bury in the tunnel and can't pinpoint the installation in the waterstop work progress is solved, guaranteed the accurate positioning of burying in the waterstop work progress, reduced the rate of doing over again, improved the efficiency of construction, practiced thrift construction cost, construction quality has obtained the guarantee, has also guaranteed the operation safety in later stage tunnel simultaneously
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 view showing an installation state of the buried water stop installation positioning device in a tunnel according to the present invention;
FIG. 2 shows a schematic cross-sectional view A-A of FIG. 1;
FIG. 3 shows a schematic front view of the connecting rod;
FIG. 4 shows a schematic right view of the connecting rod;
fig. 5 shows a schematic front view of a connecting rod in another embodiment.
In the figure: 10. a support portion; 20. a press-fit portion; 21. pressing the plywood; 22. positioning a plate; 30. a connecting rod; 31. a first bent portion; 32. a second bent portion; 40. a connecting ring; 50. a fixing plate; 60. lining a trolley; 70. a water stop.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model provides a bury formula waterstop installation positioner in tunnel sets up in lining cutting platform truck 60 external mold end department, including supporting part 10 and nip 20, supporting part 10 along lining cutting platform truck 60 external mold end edge sets up the outside of lining cutting platform truck 60, be formed with the holding surface on the supporting part 10, the holding surface is used for supporting waterstop 70. The pressing part 20 comprises a pressing plate 21, the pressing plate 21 is arranged on the outer side of the supporting surface, a pressing space is formed between the pressing part 20 and the supporting surface, and a part of the water stop 70 is arranged in the pressing space and is pressed on the supporting surface by the pressing plate 21. The lining trolley 60 further comprises a connecting rod 30, a first end of the connecting rod 30 is fixedly connected to the stitching portion 20, a second end of the connecting rod 30 is detachably connected to the outer die of the lining trolley 60 or the supporting portion 10, and the connecting rod 30 is provided with a plurality of, preferably a plurality of, uniformly distributed connecting rods 30 along the extending direction of the stitching portion 20.
Preferably, the support portion 10 is made of i-steel, the i-steel forms an arc-shaped structure along the contour of the outer mold of the lining trolley 60, and is attached to the end edge of the outer mold of the lining trolley 60, and the support portion 10 may be fixed on the lining trolley 60 by welding, bolting, or the like. The face of the i-steel remote from the lining trolley 60 constitutes the support face for supporting the water stop 70. The specific type of the I-steel is selected according to the thickness of the secondary lining of the tunnel, for example, when the lining thickness is 40cm, I18I-steel is selected; when the lining thickness is 45cm, I22b I-steel is selected; when the lining thickness is 50cm, I25b I-steel is selected; when the lining thickness is 55cm, I28b I-steel is selected.
The pressing portion 20 is formed by a steel plate, the steel plate forms the pressing plate 21, the steel plate is of an arc structure with the same shape as the supporting portion 10, the steel plate is parallel to the supporting surface, and the first end of the connecting rod 30 is fixedly connected to one side, away from the supporting surface, of the steel plate.
Preferably, the pressing portion 20 is formed by an angle steel, a first plate of two plates perpendicular to each other is configured as a pressing plate 21, and the pressing plate 21 is disposed parallel to the supporting surface. The second plate structure in two boards of angle steel mutually perpendicular is locating plate 22, locating plate 22 is located and keeps away from one side of supporting part 10, locating plate 22 is fixed a position with the construction joint, guarantees the center and the construction joint coincidence of waterstop 70 to improve the installation accuracy of waterstop 70.
As shown in fig. 2, further comprising connecting rings 40, the number of the connecting rings 40 is the same as the number of the connecting rods 30, and each connecting ring 40 connects one of the connecting rods 30. The connection ring 40 is configured in a circular ring shape, as shown in fig. 3, a first bent portion 31 is provided at the second end of the connection rod 30, the first bent portion 31 is detachably connected to the connection ring 40, the first bent portion 31 is formed by bending ninety degrees at an end close to the connection rod 30, and the bent portion is inserted into the connection ring 40 for connection.
Preferably, a connection ring 40 is provided on the support portion 10, for example, the connection ring 40 is provided at a middle portion of the i-beam, and the first bent portion 31 is inserted into the connection ring 40 for connection.
Alternatively, a connection ring 40 may be provided on the outer mold of the lining bogie 60, and the first bent portion 31 may be inserted into the connection ring 40 for connection. Further, the lining trolley 60 further comprises a fixing plate 50, the fixing plate 50 is fixedly connected to an end portion of the outer mold of the lining trolley 60, and the connecting ring 40 is fixedly connected to the fixing plate 50 and is fixed to the end portion of the outer mold of the lining trolley 60 by means of bolt fixing, welding or the like. Preferably, the fixing plate 50 is also fixedly connected to the supporting portion 10, for example, by welding, so as to improve the mounting reliability of the supporting portion 10.
As shown in fig. 4, the connecting rod 30 further includes a second bending portion 32, the second bending portion 32 is located near the first end of the connecting rod 30, and the second bending portion 32 is fixedly connected to the pressing portion 20, for example, by welding. The bending direction of the second bending part 32 is perpendicular to the bending direction of the first bending part 31, so that the pressing part 20 can insert the first bending part 31 into the connection ring 40 by sliding towards the first direction, so that the pressing part 20 presses the water stop strip 70 against the support part 10; and the first bent part 31 can be slid out of the connection ring 40 by sliding in the second direction, so that the press-fit part 20 is separated from the support part 10.
Preferably, the connecting rod 30 may be constructed as shown in fig. 3, that is, the portion connected with the first bent portion 31 further includes a connecting section parallel to the second bent portion 32, so as to facilitate the connection of the connecting rod 30 with the connecting ring 40. Alternatively, the connecting rod 30 may be configured as shown in fig. 5, that is, the connecting portion between the first bent portion 31 and the second bent portion 32 is disposed obliquely, which may make the structure of the connecting rod 30 simpler.
When the water stop strip 70 is in operation, one part of the water stop strip 70 is tightly pressed between the supporting part 10 and the pressing part 20, the other part of the water stop strip is exposed outside, and the exposed water stop strip 70 and cement are poured into a whole during construction. After the construction is completed, the press-fit portion 20 is rotated to be separated from the support portion 10, the compressed water stop belt 70 is loosened, and the loosened water stop belt 70 is poured integrally with cement at the next construction, thereby completing the installation construction of the water stop belt 70.
The utility model provides a bury formula waterstop installation positioner in tunnel fixes the waterstop through supporting part and nip portion, makes the waterstop pinpoint with the construction joint. The problem of bury the unable accurate positioning installation in the formula waterstop work progress in the tunnel is solved, guaranteed the accurate positioning of burying in the formula waterstop work progress, reduced the rate of doing over again, improved the efficiency of construction, practiced thrift construction cost, construction quality has obtained the guarantee, has also guaranteed the operation safety in later stage tunnel simultaneously.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A tunnel buried water stop installation positioning device is arranged at the end head of an outer mold of a lining trolley and is characterized by comprising a supporting part and a pressing part, wherein the supporting part is arranged on the outer side of the lining trolley along the edge of the end head of the outer mold of the lining trolley,
a supporting surface is formed on the supporting part, the pressing part comprises a pressing plate, the pressing plate is arranged on the outer side of the supporting surface, a pressing space is formed between the pressing part and the supporting surface,
the lining trolley outer die further comprises a connecting rod, wherein the first end of the connecting rod is fixedly connected to the pressing portion, and the second end of the connecting rod is detachably connected to the lining trolley outer die or the supporting portion.
2. The buried water stop installation and positioning device for the tunnel according to claim 1, wherein the supporting portion is made of I-steel, and a surface of the I-steel, which is far away from the lining trolley, is made of the supporting surface.
3. The buried water stop installation and positioning device for tunnel according to claim 1, wherein the pressing portion is made of a steel plate, and the steel plate is made of the pressing plate.
4. The buried water stop installation and positioning device for tunnel according to claim 1, wherein the pressing portion is formed by an angle steel, a first plate of two plates perpendicular to each other of the angle steel is configured as a pressing plate, and the pressing plate is arranged in parallel with the supporting surface.
5. The buried water stop installation and positioning device for tunnel according to claim 4, wherein the second plate of the two plates perpendicular to each other with the angle steel is configured as a positioning plate, and the positioning plate is located on the side far away from the supporting portion.
6. The installation and positioning device for the buried water stop strip in the tunnel according to claim 1, wherein a connection ring is provided on the support portion, and a first bending portion is provided at the second end of the connection rod, and the first bending portion is inserted into the connection ring for connection.
7. The buried water stop installation and positioning device for the tunnel according to claim 1, wherein a connecting ring is arranged on the lining trolley outer mold, a first bending part is arranged at the second end of the connecting rod, and the first bending part is inserted into the connecting ring for connection.
8. The buried water stop installation and positioning device for the tunnel according to claim 7, further comprising a fixing plate fixedly connected to an end of the lining trolley outer mold, wherein the connecting ring is fixedly connected to the fixing plate.
9. The buried water stop installation and positioning device for tunnel according to claim 8, wherein the fixing plate is fixedly connected with the supporting part.
10. The installation and positioning device for a buried water stop in a tunnel according to any one of claims 6 to 9, wherein the connecting rod further comprises a second bending portion, the second bending portion is located near the first end of the connecting rod, and the bending direction of the second bending portion is perpendicular to the bending direction of the first bending portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060640.2U CN210948722U (en) | 2019-11-26 | 2019-11-26 | Bury formula waterstop installation positioner in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060640.2U CN210948722U (en) | 2019-11-26 | 2019-11-26 | Bury formula waterstop installation positioner in tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210948722U true CN210948722U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922060640.2U Active CN210948722U (en) | 2019-11-26 | 2019-11-26 | Bury formula waterstop installation positioner in tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210948722U (en) |
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2019
- 2019-11-26 CN CN201922060640.2U patent/CN210948722U/en active Active
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