CN110454195A - Built-in slip casting pipe adjustment mechanism, trolley, installation method and Grouting Pipe method of adjustment - Google Patents
Built-in slip casting pipe adjustment mechanism, trolley, installation method and Grouting Pipe method of adjustment Download PDFInfo
- Publication number
- CN110454195A CN110454195A CN201910729473.8A CN201910729473A CN110454195A CN 110454195 A CN110454195 A CN 110454195A CN 201910729473 A CN201910729473 A CN 201910729473A CN 110454195 A CN110454195 A CN 110454195A
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- built
- slip casting
- casting pipe
- annulus
- hole
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- 238000007569 slipcasting Methods 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 238000009434 installation Methods 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 238000004064 recycling Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 11
- 238000009415 formwork Methods 0.000 abstract description 7
- 201000004569 Blindness Diseases 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 4
- 229920002472 Starch Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000008107 starch Substances 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
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- 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
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Mining & Mineral Resources (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 invention discloses built-in slip casting pipe adjustment mechanism, trolley, installation method and built-in slip casting pipe methods of adjustment, including sliding annulus and sealing template, the sealing template blocks the mider hole for sliding annulus, template is sealed equipped with the through-hole for installing built-in slip casting pipe, the center of circle of the through-hole is located on the outside of the center of circle of sliding annulus, if sliding annulus is equipped with arterial highway arc sliding slot, the arc sliding slot position is in the same circumference.Sliding annulus can relatively rotate, and arc sliding slot plays guiding role to the rotation of sliding annulus, when sliding annulus rotates, can adjust the position of through-hole, and then adjust the position of built-in slip casting pipe.Compared with prior art, the construction of the configuration of the present invention is simple, built-in slip casting pipe is convenient, avoids the blindness aperture of trolley formwork, and concrete-lined presentation quality is effectively ensured, and built-in slip casting pipe is recyclable, saves engineering cost.
Description
Technical field
The present invention relates to the reserved backfill injected holes of Tunnel Engineering concrete lining, more particularly to a kind of built-in slip casting pipe tune
Complete machine structure is related to a kind of built-in slip casting pipe adjustment trolley, is related to a kind of installation method of built-in slip casting pipe adjustment mechanism, is related to one
Kind built-in slip casting pipe method of adjustment.
Background technique
The concrete lining of Tunnel Engineering is that the operating condition after being built up according to the purposes and tunnel in tunnel designs,
It is the primary load bearing structure in tunnel, the superiority and inferiority of quality is very big to the influence on system operation steady in a long-term in tunnel.
The concrete lining in existing tunnel, mostly uses Integral Steel mould trolley to construct, for convenient for after to concrete lining
Concrete and country rock between gap, hole backfill slip casting, the usual built-in slip casting pipe in assembling reinforcement, in case subsequent backfill
Slip casting is used.Although this method can save construction period and engineering to avoid backfill injected hole is bored on the concrete of lining cutting
Expense；But there are still after concreting demoulding, built-in pipe nozzle finds difficult deficiency, usually because of coagulation caused by finding nozzle
The phenomenon that native damaged surfaces.
Summary of the invention
The purpose of the present invention is to provide a kind of built-in slip casting pipe adjustment mechanism, by sliding the rotation of annulus, adjustment note
Starch the position of pipe.
A kind of built-in slip casting pipe adjustment trolley is also provided, sliding annulus relative to trolley ontology rotation, it is adjustable pre-buried
The position of Grouting Pipe.
Further, a kind of installation method of built-in slip casting pipe adjustment mechanism is provided, installation convenience is grasped convenient for construction personnel
Make.
Finally, providing a kind of built-in slip casting pipe method of adjustment, annulus can be rotated before slip casting and during slip casting, into
And adjust the position of Grouting Pipe.
The solution that the present invention solves its technical problem is: a kind of built-in slip casting pipe adjustment mechanism, including sliding annulus
With sealing template, the sealing template blocks the mider hole for sliding annulus, and sealing template is equipped with for installing pre-buried slip casting
The center of circle of the through-hole of pipe, the through-hole is located on the outside of the center of circle of sliding annulus, if sliding annulus is equipped with arterial highway arc sliding slot,
The arc sliding slot position is in the same circumference.
Above-mentioned built-in slip casting pipe adjustment mechanism at least has the advantages that sliding annulus can relatively rotate, and arc is sliding
Dynamic slot plays guiding role to the rotation of sliding annulus, when sliding annulus rotates, can adjust the position of through-hole, and then adjust pre-buried
The position of Grouting Pipe.Compared with prior art, the configuration of the present invention is simple carries out the construction of built-in slip casting pipe convenient for construction personnel,
Concrete-lined presentation quality is effectively ensured in the blindness aperture for avoiding trolley formwork, and built-in slip casting pipe is recyclable, saves engineering
Expense.
As a further improvement of the above technical scheme, the diameter of the sealing template is greater than in the mider hole of sliding annulus
Diameter, sealing template are welded on sliding annulus.
It as a further improvement of the above technical scheme, further include aperture cap for fixing built-in slip casting pipe, the hole
Mouth cap is welded on through-hole.
As a further improvement of the above technical scheme, central angle corresponding to the arc sliding slot is 70~80 °.
A kind of built-in slip casting pipe adjustment trolley, including trolley ontology and built-in slip casting pipe adjustment mechanism, the trolley ontology
Several positioning columns are equipped with, sliding annulus is mounted on positioning column by arc sliding slot, an arc sliding slot corresponding one
A positioning column.
Above-mentioned built-in slip casting pipe adjustment trolley at least has the advantages that sliding annulus can relatively rotate, and arc is sliding
Dynamic slot and positioning column, which play guiding role when sliding annulus rotates to the rotation of sliding annulus, can adjust the position of through-hole, in turn
Adjust the position of built-in slip casting pipe.Compared with prior art, the configuration of the present invention is simple pacifies built-in slip casting pipe convenient for construction personnel
On trolley formwork, the blindness aperture of trolley formwork is avoided.
As a further improvement of the above technical scheme, one end of the positioning column is equipped with the end of thread, sliding annulus installation
After on positioning column, fixed by the nut precession end of thread by annulus is slided.
A kind of installation method of built-in slip casting pipe adjustment mechanism, includes the following steps,
1) positioning column is welded in the template of trolley ontology；
2) the sealing template with through-hole is welded on sliding annulus；
3) it is mounted on trolley ontology by arc sliding slot and positioning column by annulus is slided, tightening nut；
4) aperture cap is welded in through-hole, built-in slip casting pipe is inserted into aperture cap.
The installation method of above-mentioned built-in slip casting pipe adjustment mechanism at least has the advantages that installation convenience, convenient for applying
Worker person's operation.
As a further improvement of the above technical scheme, in step 1), the first hole is opened up in the template of trolley ontology,
The diameter in the first hole is greater than the diameter of sealing template.
As a further improvement of the above technical scheme, one end of built-in slip casting pipe be taper, built-in slip casting pipe it is another
End is circle；The round nose of built-in slip casting pipe is connected and fixed by thread and aperture cap, implements recycling after lining concrete final set.
A kind of built-in slip casting pipe method of adjustment rotates the sliding annulus of fenestrated cap, and arc sliding slot is with positioning column
Guided rotation, aperture cap move along the circumference where it and adjust position, so that the adjustment of built-in slip casting pipe is completed, by nut
It is tightened on positioning column, sliding annulus is fixed.
Above-mentioned built-in slip casting pipe method of adjustment at least has the advantages that when the embedded of built-in slip casting pipe encounters structure
When reinforcing bar, it is pre-buried to be indexed to progress at no structure reinforcing bars arrangement for rotary sliding annulus.The method of the present invention is easy to operate,
Convenient for construction personnel's operation.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiments of the present invention, rather than is all implemented
Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs
Scheme and attached drawing.
Fig. 1 is the structural schematic diagram of built-in slip casting pipe adjustment mechanism in the embodiment of the present invention；
Fig. 2 be in Fig. 1 A-A to cross-sectional view；
Fig. 3 is the cross-sectional view of B-B direction in Fig. 1；
Fig. 4 is the structural schematic diagram of built-in slip casting pipe adjustment trolley in the embodiment of the present invention；
Fig. 5 is the cross-sectional view of built-in slip casting pipe adjustment trolley in the embodiment of the present invention.
Specific embodiment
This part will be described in specific embodiments of the present invention, and the preferred embodiments of the invention is shown in the accompanying drawings, attached
The effect of figure be with figure remark additionally book word segment description, enable a person to intuitively, visually understand of the invention
Each technical characteristic and overall technical architecture, but it should not be understood as limiting the scope of the invention.
In the description of the present invention, it is to be understood that, be related to orientation description, for example, above and below, front, rear, left and right etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore be not considered as limiting the invention.
In the description of the present invention, several to be meant that one or more, it is multiple to be meant that two or more, be greater than,
Be less than, more than etc. be interpreted as not including this number, it is above, following, within etc. be interpreted as including this number.If there is being described to first,
Second is only intended to for the purpose of distinguishing technical characteristic, is not understood to indicate or imply relative importance or implicitly indicates institute
The quantity of the technical characteristic of instruction or the precedence relationship for implicitly indicating indicated technical characteristic.
In description of the invention, unless otherwise restricted clearly, the words such as setting, installation, connection be shall be understood in a broad sense, institute
Above-mentioned word in the present invention specific can rationally be determined with the particular content of combination technology scheme by belonging to technical field technical staff
Meaning.
Referring to Fig.1~Fig. 3, a kind of built-in slip casting pipe adjustment mechanism, including sliding annulus 10 and sealing template 12, the envelope
Mouth template 12 blocks the mider hole 13 for sliding annulus 10, and the center of circle in the center of circle and sliding annulus 10 of sealing template 12 is overlapped, envelope
Mouth template 12 is equipped with the through-hole 14 for installing built-in slip casting pipe, and the center of circle of the through-hole 14 is located at the center of circle of sliding annulus 10
Outside, the center of circle of through-hole 14 and the center of circle of sliding annulus 10 are not overlapped, if sliding annulus 10 is equipped with arterial highway arc sliding slot 11,
The arc sliding slot 11 is located at the same circumference, the center of circle of the circumference where arc sliding slot 11 and the center of circle of sealing template 12
It is overlapped, i.e. circumference where arc sliding slot 11 and sealing template 12 is concentric circles.
Sliding annulus 10 can relatively rotate, and guiding role is played in the rotation of 11 pairs of arc sliding slot sliding annulus 10, slide
When annulus 10 rotates, the position of through-hole 14 can be adjusted, and then adjust the position of built-in slip casting pipe.Compared with prior art, this hair
Bright structure is simple, and the construction of built-in slip casting pipe is carried out convenient for construction personnel, the blindness aperture of trolley formwork is avoided, is effectively ensured mixed
The presentation quality of solidifying soil lining cutting, built-in slip casting pipe is recyclable, saves engineering cost.
The diameter of the sealing template 12 is greater than 13 internal diameter of mider hole of sliding annulus 10, and sealing template 12 is welded on sliding
On annulus 10.
It further include the aperture cap 15 for fixing built-in slip casting pipe, the aperture cap 15 is welded on through-hole 14.Aperture cap
Installation is fixed in 15 pairs of built-in slip casting pipes.Built-in slip casting pipe is the built-in slip casting pipe of taper, and conical section pipe range is set with concrete
Meter lining thickness is identical, and circle segments pipe range is greater than the length of aperture cap 15.
Central angle corresponding to the arc sliding slot 11 is 70~80 °.Preferably, circle corresponding to arc sliding slot 11
Heart angle is 80 °.The quantity of arc sliding slot 11 is 4.Central angle corresponding to arc sliding slot 11 is that sliding annulus 10 can revolve
The angular travel turned.
Referring to Fig. 4~Fig. 5, a kind of built-in slip casting pipe adjustment trolley, including trolley ontology 16 and built-in slip casting pipe adjust machine
Structure, the trolley ontology 16 are equipped with several positioning columns 17, and sliding annulus 10 is mounted on positioning column by arc sliding slot 11
On 17, the corresponding positioning column 17 of an arc sliding slot 11.Positioning column 17 is welded in the template of trolley ontology 16, positioning column
The circumference where circumference and arc sliding slot 11 where 17 is concentric circles.
Sliding annulus 10 can relatively rotate, and guiding is played in the rotation of arc sliding slot 11 and 17 pairs of positioning column sliding annulus 10
Effect when sliding annulus 10 rotates, can adjust the position of through-hole 14, and then adjust the position of built-in slip casting pipe.With the prior art
It compares, built-in slip casting pipe is mounted on trolley formwork by the configuration of the present invention is simple convenient for construction personnel, avoids the blind of trolley formwork
Mesh aperture.
One end of the positioning column 17 is equipped with the end of thread and is revolved after sliding annulus 10 is mounted on positioning column 17 by nut
It is fixed that annulus 10 will be slided into the end of thread.
A kind of installation method of built-in slip casting pipe adjustment mechanism, includes the following steps,
1) positioning column 17 is welded in the template of trolley ontology 16；
2) the sliding annulus 10 with arc sliding slot 11 is made, the central angle where arc sliding slot 11 is 70~80 °, system
Make sealing template 12 that is round and having through-hole 14, the sealing template 12 with through-hole 14 is welded on sliding annulus 10, sealing
The center of circle of template 12 is overlapped with the center of circle of the circumference where arc sliding slot 11；
3) it is mounted on trolley ontology 16 by arc sliding slot 11 and positioning column 17 by annulus 10 is slided, tightening nut,
Sliding annulus 10 is fixed on trolley ontology 16；
4) the aperture cap 15 for fixing built-in slip casting pipe is made, aperture cap 15 is welded in through-hole 14, by pre-buried note
It starches pipe and is inserted into aperture cap 15, when built-in slip casting pipe encounters structure reinforcing bars, built-in slip casting pipe is indexed to by rotational slide annulus 10
Accessible position.
The built-in slip casting pipe of vault can be used as exhaust pipe use when concrete lining, and the built-in slip casting pipe at other positions must incite somebody to action
Nozzle blocks, and prevents concrete lining process cement slurry from leaking outside.Built-in slip casting pipe, In are recycled after concrete lining completion and final set
After the taper injected hole concrete strength of formation reaches 50%, the concrete of bottom hole to scar is drilled through, in case subsequent backfill fills
Slurry uses.
In step 1), the first hole 18 is opened up in the template of trolley ontology 16, the diameter in the first hole 18 is greater than seal mould
The diameter of plate 12.The thickness of the template of trolley ontology 16 is equal to the thickness of sealing template 12.
One end of built-in slip casting pipe is taper, and the other end of built-in slip casting pipe is circle；The round nose of built-in slip casting pipe is logical
It crosses thread to be connected and fixed with aperture cap, implement back after lining concrete final set,
A kind of built-in slip casting pipe method of adjustment rotates the sliding annulus 10 of fenestrated cap, and arc sliding slot 11 is with positioning
The guided rotation of column 17, aperture cap move along the circumference where it and adjust position, so that the adjustment of built-in slip casting pipe is completed,
It is by nut tightening on positioning column 17, sliding annulus 10 is fixed.
When built-in slip casting pipe embedded encounters structure reinforcing bars, rotary sliding annulus 10 is indexed to no structural steel
It is carried out at muscle arrangement pre-buried.The method of the present invention is easy to operate, operates convenient for construction personnel.
It is to be illustrated to better embodiment of the invention, but the invention is not limited to the reality above
Example is applied, those skilled in the art can also make various equivalent modifications on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (10)
1. a kind of built-in slip casting pipe adjustment mechanism, it is characterised in that: including sliding annulus and sealing template, the sealing template will
The mider hole for sliding annulus blocks, and sealing template is equipped with the through-hole for installing built-in slip casting pipe, the center of circle position of the through-hole
On the outside of the center of circle of sliding annulus, if sliding annulus is equipped with arterial highway arc sliding slot, the arc sliding slot position is in same
Circumference.
2. built-in slip casting pipe adjustment mechanism according to claim 1, it is characterised in that: the diameter of the sealing template is greater than
The mider hole internal diameter of annulus is slided, sealing template is welded on sliding annulus.
3. built-in slip casting pipe adjustment mechanism according to claim 1, it is characterised in that: further include for fixing pre-buried slip casting
The aperture cap of pipe, the aperture cap are welded on through-hole.
4. built-in slip casting pipe adjustment mechanism according to claim 1, it is characterised in that: corresponding to the arc sliding slot
Central angle is 70~80 °.
5. a kind of built-in slip casting pipe adjusts trolley, it is characterised in that: including trolley ontology and such as any one of Claims 1 to 4 institute
The built-in slip casting pipe adjustment mechanism stated, the trolley ontology are equipped with several positioning columns, and sliding annulus passes through arc sliding slot
It is mounted on positioning column, the corresponding positioning column of an arc sliding slot.
6. built-in slip casting pipe according to claim 5 adjusts trolley, it is characterised in that: one end of the positioning column is equipped with spiral shell
Line end after sliding annulus is mounted on positioning column, is fixed by the nut precession end of thread by annulus is slided.
7. a kind of installation method of built-in slip casting pipe adjustment mechanism, it is characterised in that: include the following steps,
1) positioning column is welded in the template of trolley ontology；
2) the sealing template with through-hole is welded on sliding annulus；
3) it is mounted on trolley ontology by arc sliding slot and positioning column by annulus is slided, tightening nut；
4) aperture cap is welded in through-hole, built-in slip casting pipe is inserted into aperture cap.
8. the installation method of built-in slip casting pipe adjustment mechanism according to claim 7, it is characterised in that: in step 1),
The first hole is opened up in the template of trolley ontology, the diameter in the first hole is greater than the diameter of sealing template.
9. the installation method of built-in slip casting pipe adjustment mechanism according to claim 7, it is characterised in that: built-in slip casting pipe
One end is taper, and the other end of built-in slip casting pipe is circle；The round nose of built-in slip casting pipe is connect by thread with aperture cap solid
It is fixed, implement recycling after lining concrete final set.
10. a kind of built-in slip casting pipe method of adjustment, it is characterised in that: rotation fenestrated cap sliding annulus, arc sliding slot with
The guided rotation of positioning column, aperture cap moves along the circumference where it and adjusts position, to complete built-in slip casting pipe
Adjustment fixes sliding annulus by nut tightening on positioning column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729473.8A CN110454195A (en) | 2019-08-08 | 2019-08-08 | Built-in slip casting pipe adjustment mechanism, trolley, installation method and Grouting Pipe method of adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729473.8A CN110454195A (en) | 2019-08-08 | 2019-08-08 | Built-in slip casting pipe adjustment mechanism, trolley, installation method and Grouting Pipe method of adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110454195A true CN110454195A (en) | 2019-11-15 |
Family
ID=68485542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910729473.8A Pending CN110454195A (en) | 2019-08-08 | 2019-08-08 | Built-in slip casting pipe adjustment mechanism, trolley, installation method and Grouting Pipe method of adjustment |
Country Status (1)
| Country | Link |
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| CN (1) | CN110454195A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117489371A (en) * | 2024-01-02 | 2024-02-02 | 中铁五局集团电务工程有限责任公司 | TBM tunnel construction slip casting device |
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| CN206329346U (en) * | 2016-11-30 | 2017-07-14 | 北京中科昊隅新型材料有限公司 | One kind is based on tunnel lining trolley slip casting pipe fixation structure |
| CN107269300A (en) * | 2017-08-15 | 2017-10-20 | 中国水利水电第五工程局有限公司 | Pre-buried drilled grout hole is guide locating device provided on a kind of needle beam trolley |
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| CN109139051A (en) * | 2018-09-28 | 2019-01-04 | 中铁二十二局集团轨道工程有限公司 | A kind of tunnel grouting structure and construction |
| CN208473881U (en) * | 2018-04-03 | 2019-02-05 | 中交一公局第二工程有限公司 | Simple tunnel lining cutting band valve grouting device |
| CN210686008U (en) * | 2019-08-08 | 2020-06-05 | 广东水电二局股份有限公司 | Embedded grouting pipe adjusting mechanism and trolley |
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2019
- 2019-08-08 CN CN201910729473.8A patent/CN110454195A/en active Pending
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| CN101487394A (en) * | 2009-02-11 | 2009-07-22 | 中铁三局集团有限公司 | External slip-casting pipe type tunnel shielding portal construction method |
| DE102009018867A1 (en) * | 2009-04-01 | 2010-10-14 | Bosch Solar Energy Ag | Closure device for flange pipe or flange adapter, comprises clamping unit for pressing cover on flange, where clamping units are guided through base plate having recess and cover plate |
| CN202090924U (en) * | 2011-06-20 | 2011-12-28 | 中交隧道工程局有限公司 | Device for blocking reserve positioning hole of tunnel contact net slotted channel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117489371A (en) * | 2024-01-02 | 2024-02-02 | 中铁五局集团电务工程有限责任公司 | TBM tunnel construction slip casting device |
| CN117489371B (en) * | 2024-01-02 | 2024-03-19 | 中铁五局集团电务工程有限责任公司 | TBM tunnel construction slip casting device |
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