CN109372544A - Tunneltron internode sealing structure and its construction method - Google Patents
Tunneltron internode sealing structure and its construction method Download PDFInfo
- Publication number
- CN109372544A CN109372544A CN201811437395.6A CN201811437395A CN109372544A CN 109372544 A CN109372544 A CN 109372544A CN 201811437395 A CN201811437395 A CN 201811437395A CN 109372544 A CN109372544 A CN 109372544A
- Authority
- CN
- China
- Prior art keywords
- plate
- sealing
- lining pipe
- internal lining
- support plate
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 102
- 238000010276 construction Methods 0.000 title claims abstract description 22
- 230000008878 coupling Effects 0.000 claims abstract description 43
- 238000010168 coupling process Methods 0.000 claims abstract description 43
- 238000005859 coupling reaction Methods 0.000 claims abstract description 43
- 238000009826 distribution Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 235000014121 butter Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
- E21D11/083—Methods or devices for joining adjacent concrete segments
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
- E21D11/385—Sealing means positioned between adjacent lining members
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The present invention provides a kind of tunneltron internode sealing structure and its construction method, for sealing the seam between two adjacent tube couplings.Tunneltron internode sealing structure includes the seam crossing positioned at two tube couplings and internal lining pipe and two sealing units in tube coupling, and two sealing units are located at the both ends of internal lining pipe and are symmetrical arranged；Each sealing unit includes support plate, sealing element, stripper plate, plugging plate and screw element, support plate is located on one end of internal lining pipe, sealing element is contained in the accommodating chamber that support plate, internal lining pipe and tube coupling surround, stripper plate is contained in accommodating chamber and is located at side of the sealing element far from internal lining pipe, plugging plate, which is removably secured, is connected to support plate, screw element is arranged in plugging plate and is located at side of the stripper plate far from sealing element, with rotation forces stripper plate squeeze sealing member.Tunneltron internode sealing structure and its construction method provided by the invention are simple and practical, can make to keep good hermetic seal effect between movable tunnel tube coupling.
Description
Technical field
The present invention relates to technical field of tunnel construction more particularly to a kind of tunneltron internode sealing structure and its construction parties
Method.
Background technique
During jacking construction, curve construction, becoming situations such as slope, construction wrong, will lead to can not between concrete tube coupling
It seals, gap occur, infiltration, drainage then occurs.Based on the particularity of push bench process constructing tunnel, concrete tube coupling needs
By starting well jacking always to predeterminated position, just it is constantly in dynamic motion since the construction.Conventional slip casting sealing means
It will lead to tube coupling and the filling of surrounding gap be close, cause tube coupling frictional force to increase and even locking phenomenon occur and be difficult to jacking and apply
Work.In addition, filling in cotton yarn at joints of segment, the sealing means that pour into polyurethane can increase in tube coupling jacking always or hydraulic pressure
In the case of cause cotton yarn, polyurethane to fall off, to lose hermetic seal effect.
Summary of the invention
The object of the present invention is to provide one kind convenient for that can make to keep good hermetic seal between movable tunnel tube coupling
The tunneltron internode sealing structure and its construction method of effect.
To achieve the goals above, the present invention provides a kind of tunneltron internode sealing structure, for sealing two adjacent tubes
Seam between section.The tunneltron internode sealing structure includes the seam crossing positioned at two tube couplings and is set to the tube coupling
Interior internal lining pipe and two sealing units, two sealing units are located at the both ends of the internal lining pipe and are symmetrical arranged；
Each sealing unit includes support plate, sealing element, stripper plate, plugging plate and screw element, wherein the support plate is located on
One end of the internal lining pipe, the sealing element are contained in the accommodating chamber that the support plate, the internal lining pipe and the tube coupling surround
In, the stripper plate is contained in the accommodating chamber and is located at side of the sealing element far from the internal lining pipe, the closure
Plate, which is removably secured, is connected to the support plate, the screw element be arranged in the plugging plate and be located at the stripper plate it is separate
The side of the sealing element squeezes the sealing element with stripper plate described in rotation forces.
The present invention also provides a kind of construction methods of tunneltron internode sealing structure, comprising the following steps: adjacent at two
The inner wall ring of the seam crossing of tube coupling sets an internal lining pipe；A support plate is set in an end ring of the internal lining pipe；In the internal lining pipe, institute
State support plate and accommodating chamber that the tube coupling surrounds in be put into a sealing element；The stripper plate of one annular of processing is put into the accommodating chamber
In and be placed in side of the sealing element far from the internal lining pipe；The plugging plate of one annular of processing simultaneously fixes the plugging plate
It is connected to the support plate；And screw element is arranged in the two sides of the plugging plate and rotates the screw element and pushes described squeeze
Pressing plate squeezes the sealing element.
Tunneltron internode sealing structure provided by the invention, which passes through, to be installed at any time, the internal lining pipe dismantled, support plate, close
Sealing, stripper plate, plugging plate and screw element generate good hermetic seal effect in the seam crossing of two adjacent tube couplings.With it is existing
Technology is compared, and tunneltron internode sealing structure and its construction method provided by the invention are simple and practical, can make movable tunnel
Good hermetic seal effect is kept between tube coupling.
Detailed description of the invention
Fig. 1 is the schematic diagram for the tunneltron internode sealing structure that one embodiment of the invention provides.
Fig. 2 is that schematic diagram is disassembled in the part of tunneltron internode sealing structure shown in FIG. 1.
Fig. 3 is the flow chart of the construction method for the tunneltron internode sealing structure that one embodiment of the invention provides.
Main element symbol description
| Tunneltron internode sealing structure | 100 |
| Tube coupling | 10 |
| Internal lining pipe | 20 |
| Sealing unit | 30 |
| Support plate | 31 |
| Through hole | 311 |
| Sealing element | 32 |
| Stripper plate | 33 |
| Plugging plate | 34 |
| Mounting hole | 341 |
| Threaded hole | 342 |
| Screw element | 35 |
| Accommodating chamber | 36 |
| Fixed plate | 37 |
| Fixation hole | 371 |
| Screw rod part | 381 |
| Nut | 382 |
| Oil nozzle | 39 |
The present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, all other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that it can be directly to separately when an element is considered as " connection " another element
One element may be simultaneously present the element being centrally located.When an element is considered as " setting exists " another element,
It, which can be, is set up directly on another element or may be simultaneously present the element being centrally located.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
Body embodiment purpose, it is not intended that in limitation the present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Fig. 1 and Fig. 2 is please referred to, the embodiment of the present invention provides a kind of tunneltron internode sealing structure 100, for sealing two
Seam between a adjacent tube coupling 10.The tunneltron internode sealing structure 100 includes internal lining pipe 20 and two sealing units 30.Tool
Body, tube coupling 10 is in hollow tubulose, and two tube couplings 10 being provided adjacent to are interconnected.Internal lining pipe 20 is located at two tube couplings 10
Seam crossing is simultaneously embedded in two tube couplings 10.Two sealing units 30 are located at the both ends of internal lining pipe 20 and are symmetrical arranged.Liner
Pipe 20 and two sealing units 30 can seal the gap between two tube couplings 10, and sealing is played in pipe jacking tunnel work progress
The effect of sealing.
In one embodiment, tube coupling 10 is section tube body annular in shape, and accordingly, internal lining pipe 20 is that section is in annulus
The tube body of shape, and the outer diameter of internal lining pipe 20 corresponds to the internal diameter of tube coupling 10.In other embodiments, tube coupling 10 can also be section
In the tube body of rectangular ring.
Each sealing unit 30 includes support plate 31, sealing element 32, stripper plate 33, plugging plate 34 and screw element 35.Wherein,
Support plate 31 is located on one end of internal lining pipe 20, sealing element 32 be contained in support plate 31, internal lining pipe 20 and with 31 phase of support plate
Pair the accommodating chamber 36 that surrounds of a tube coupling 10 in.Stripper plate 33 is contained in accommodating chamber 36 and is located at sealing element 32 far from liner
The side of pipe 20, plugging plate 34, which is removably secured, is connected to support plate 31.Screw element 35 is arranged in plugging plate 34 and is located at and squeezes
Side of the pressing plate 33 far from sealing element 32, with 33 squeeze sealing member 32 of rotation forces stripper plate.
In one embodiment, each sealing unit 30 further includes fixed plate 37, and plugging plate 34 passes through fixed plate 37 and branch
Fagging 31 is fixedly connected.Specifically, fixed plate 37 is located on the one end of support plate 31 far from internal lining pipe 20 and is located at support plate 31
Side far from tube coupling 10.Plugging plate 34 offers multiple mounting holes 341, and fixed plate 37 offers multiple fixation holes 371, installation
Hole 341 is identical as the quantity of fixation hole 371 and corresponds distribution.Plugging plate 34 and fixed plate 37 can pass through screw rod part 381
It is fixedly connected across mounting hole 341 and corresponding fixation hole 371.It is appreciated that screw rod part 381 can pass through mounting hole
341 and corresponding fixation hole 371 after with nut 382 rotation tighten cooperation.
In practical application, tube coupling 10 is made of concrete material.Internal lining pipe 20, support plate 31, stripper plate 33, plugging plate 34
And fixed plate 37 is made of steel plate, and width, thickness are different.Sealing element 32 has wear-resisting, compressible characteristic, in a reality
It applies in example, sealing element 32 can be rubber adhesive tape.
In one embodiment, support plate 31, stripper plate 33, plugging plate 34 and fixed plate 37 is annular in shape and and liner
Pipe 20 is coaxially disposed.Specifically, the length of internal lining pipe 20 is about 30cm, and thickness is about 2cm.The length of support plate 31 is about
15cm, thickness are about 1cm.The length of stripper plate 33 is about 1cm, and thickness is about 2cm.The length of plugging plate 34 is about 1cm, thickness
About 7cm.The length of fixed plate 37 is about 1cm, and thickness is about 4cm.It should be noted that length is length in the axial direction
Degree, the difference of thickness, that is, outer radius and inside radius.
In the embodiment, support plate 31 is welded in after internal lining pipe 20 that protrude the length of internal lining pipe 20 be about 7.5cm.Support plate
31, the accommodating chamber 36 that internal lining pipe 20 and tube coupling 10 surround is annular in shape and thickness is about 2cm.
In one embodiment, multiple mounting holes 341 are evenly spaced on along the circumferential direction of plugging plate 34, the adjacent peace of every two
The circular arc distance filled between hole 341 is 30cm.Screw rod part 381 uses M22 bolt, and effective spiro rod length is 7cm.
Further, stripper plate 33 is circumferentially divided into the sliceable fanning strip (not shown) of multistage, facilitates incremental extrusion
Sealing element 32 reduces difficulty of construction.In one embodiment, the circular arc distance between the adjacent fanning strip of every two is 50cm.
Specifically, plugging plate 34 is also provided with multiple threaded holes 342, and multiple threaded holes 342 are along the circumferential equal of plugging plate 34
It is even to be spaced apart.Screw element 35 is equal with the quantity of threaded hole 342, and each screw element 35 is arranged in a corresponding threaded hole 342
In and be threadedly engaged.In one embodiment, the circular arc distance between every two adjacent screw holes 342 is 50cm, screw element 35
Using M12 screw rod, effective spiro rod length is 8cm.
Further, each sealing unit 30 further includes oil nozzle 39, and support plate 31 offers through hole 311, and oil nozzle 39 is logical
Through hole 311 is crossed to be connected with accommodating chamber 36.Sealing and lubrication can be played by injecting butter into accommodating chamber 36 from oil nozzle 39
Effect.
Specifically, oil nozzle 39 is multiple with through hole 311 and quantity is equal.Multiple through holes 311 are along support plate 31
It is circumferentially evenly spaced on, the circular arc distance between the adjacent through hole 311 of every two is 30cm.In one embodiment, run through
Hole 311 is that round and diameter is 5cm.
It should be noted that internal lining pipe 20 and sealing unit 30 can be installed at any time, be dismantled, therefore, the present invention also provides one
The construction method of kind tunneltron internode sealing structure 100.Referring to Fig. 3, the construction method of the tunneltron internode sealing structure 100
It mainly comprises the steps that
S101: an internal lining pipe 20 is set in the inner wall ring of the seam crossing of two adjacent tube couplings 10；
S102: a support plate 31 is set in an end ring of internal lining pipe 20；
S103: sealing element 32 is put into internal lining pipe 20, support plate 31 and a tube coupling 10 opposite with the support plate 31 and is enclosed
At accommodating chamber 36 in；
S104: the stripper plate 33 of one annular of processing is put into accommodating chamber 36 and is placed in sealing element 32 far from internal lining pipe 20
Side；
S105: plugging plate 34 is simultaneously fixedly connected on support plate 31 by the plugging plate 34 of one annular of processing；And
S106: screw element 35 is arranged in the two sides of plugging plate 34 and rotatable screw 35 pushes stripper plate 33 to squeeze sealing
Part 32.
Specifically, in step S104, stripper plate 33 is processed into the annular being spliced by multiple fanning strips.Step S105
In, a fixed plate 37 is set towards the direction ring far from tube coupling 10 in the one end of support plate 31 far from internal lining pipe 20, so that plugging plate 34
Support plate 31 is fixedly connected on by fixed plate 37.Support plate 31 can be fixedly connected by the way of welding with internal lining pipe 20,
The mode that welding can be used in fixed plate 37 is fixedly connected with support plate 31, but not limited to this.
In one embodiment, the construction method of tunneltron internode sealing structure 100 still further comprises following steps:
The through hole 311 of connection accommodating chamber 36 is opened up in support plate 31 and installs oil nozzle far from one end of accommodating chamber 36 in through hole 311
39, after sealing element 32, which is squeezed pressing plate 33, pushes completion sealing, butter is injected into accommodating chamber 36 from oil nozzle 39.
It should be noted that step S102~S106 only describes the formation sealing unit in wherein one end of internal lining pipe 20
Sequence of construction, the other end of internal lining pipe 20 be also required to setting one sealing unit 30.It can complete a sealing unit 30
Construction after according still further to the sequence of construction of S102~S106 complete another sealing unit 30.It can also be to two sealing units 30
It constructs simultaneously, i.e., at the both ends of internal lining pipe 20, ring sets two support plates 31 and forms two accommodating chambers 36 simultaneously, then will
Two sealing elements 32 are respectively put into two accommodating chambers 36, and two stripper plates 33 are put into accommodating chamber 36, then will by two
Plugging plate 34 is fixedly connected on support plate 31, finally rotates two screw elements 35 respectively and corresponding stripper plate 33 is pushed to squeeze correspondence
Sealing element 32.
In addition, those skilled in the art can also do other variations in spirit of that invention, certainly, these are smart according to the present invention
The variation that mind is done, should all be included in scope of the present invention.
Claims (10)
1. a kind of tunneltron internode sealing structure, for sealing the seam between two adjacent tube couplings, it is characterised in that: the tunnel
Deferent internode sealing structure includes that the seam crossing positioned at two tube couplings and the internal lining pipe in the tube coupling and two are close
Unit is sealed, two sealing units are located at the both ends of the internal lining pipe and are symmetrical arranged；Each sealing unit packet
Including support plate, sealing element, stripper plate, plugging plate and screw element, wherein the support plate is located on one end of the internal lining pipe,
The sealing element is contained in the accommodating chamber that the support plate, the internal lining pipe and the tube coupling surround, the stripper plate receiving
In the accommodating chamber and it is located at side of the sealing element far from the internal lining pipe, the plugging plate is removably secured connection
In the support plate, the screw element is arranged in the plugging plate and is located at side of the stripper plate far from the sealing element,
The sealing element is squeezed with stripper plate described in rotation forces.
2. tunneltron internode sealing structure as described in claim 1, it is characterised in that: the support plate offers through hole,
Each sealing unit further includes oil nozzle, and the oil nozzle is connected by the through hole with the accommodating chamber.
3. tunneltron internode sealing structure as described in claim 1, it is characterised in that: each sealing unit further includes solid
Fixed board, the fixed plate are located on the one end of the support plate far from the internal lining pipe and are located at the support plate far from the pipe
The side of section, the plugging plate are removably secured by the fixed plate and are connected to the support plate.
4. tunneltron internode sealing structure as claimed in claim 3, it is characterised in that: the tube coupling and the internal lining pipe are
Section tube body annular in shape, and the outer diameter of the internal lining pipe corresponds to the internal diameter of the tube coupling；The support plate, the extruding
Plate, the plugging plate and the fixed plate it is annular in shape and be coaxially disposed.
5. tunneltron internode sealing structure as claimed in claim 4, it is characterised in that: the plugging plate offers multiple installations
Hole, the fixed plate offer multiple fixation holes, and the mounting hole is identical as the quantity of the fixation hole and corresponds distribution；
The plugging plate passes through the mounting hole by screw rod part with the fixed plate and the corresponding fixation hole achieves a fixed connection.
6. tunneltron internode sealing structure as claimed in claim 5, it is characterised in that: the length of the internal lining pipe is 30cm,
With a thickness of 2cm；The length of the support plate is 15cm, with a thickness of 1cm；The length of the stripper plate is 1cm, with a thickness of 2cm；Institute
The length for stating plugging plate is 1cm, with a thickness of 7cm；The length of the fixed plate is 1cm, with a thickness of 4cm.
7. tunneltron internode sealing structure as claimed in claim 6, it is characterised in that: multiple mounting holes are along the closure
The circumferential direction of plate is evenly spaced on, and the circular arc distance between the every two adjacent mounting hole is 30cm.
8. tunneltron internode sealing structure as claimed in claim 6, it is characterised in that: the plugging plate offers multiple along week
To equally distributed threaded hole, the screw element is equal with the quantity of the threaded hole, and each screw element is arranged in correspondence
In one threaded hole and it is threadedly engaged.
9. tunneltron internode sealing structure as claimed in claim 8, it is characterised in that: the every two adjacent threaded hole it
Between circular arc distance be 50cm；The stripper plate includes circumferentially distributed multiple fanning strips, the every two adjacent sector
Circular arc distance between plate is 50cm.
10. a kind of construction method of tunneltron internode sealing structure, it is characterised in that: the following steps are included:
An internal lining pipe is set in the inner wall ring of the seam crossing of two adjacent tube couplings；
A support plate is set in an end ring of the internal lining pipe；
A sealing element is put into the accommodating chamber that the internal lining pipe, the support plate and the tube coupling surround；
The stripper plate of one annular of processing is put into the accommodating chamber and is placed in side of the sealing element far from the internal lining pipe；
The plugging plate is simultaneously fixedly connected on the support plate by the plugging plate of one annular of processing；And
Screw element, which is arranged in the two sides of the plugging plate, and rotates the screw element pushes the stripper plate to squeeze the sealing
Part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811437395.6A CN109372544A (en) | 2018-11-28 | 2018-11-28 | Tunneltron internode sealing structure and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811437395.6A CN109372544A (en) | 2018-11-28 | 2018-11-28 | Tunneltron internode sealing structure and its construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109372544A true CN109372544A (en) | 2019-02-22 |
Family
ID=65377676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811437395.6A Pending CN109372544A (en) | 2018-11-28 | 2018-11-28 | Tunneltron internode sealing structure and its construction method |
Country Status (1)
| Country | Link |
|---|---|
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Application publication date: 20190222 |
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| RJ01 | Rejection of invention patent application after publication |