CN209011845U - A kind of tunnel grouting structure - Google Patents
A kind of tunnel grouting structure Download PDFInfo
- Publication number
- CN209011845U CN209011845U CN201821587795.0U CN201821587795U CN209011845U CN 209011845 U CN209011845 U CN 209011845U CN 201821587795 U CN201821587795 U CN 201821587795U CN 209011845 U CN209011845 U CN 209011845U
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- hole
- grouting pipe
- template
- slip casting
- grouting
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Abstract
The utility model provides a kind of tunnel grouting structure, including template, the template-setup is in one end of lining cutting end mould, end parting line venting hole, two intermediate row stomatas that can be used for spare slip casting and an injected hole are successively offered along the direction far from the lining cutting end mould in the template, is provided with pre-buried Grouting Pipe in the injected hole.The utility model reserves Grouting Pipe and grouting air-discharging hole in two lining die heads, and also serve as the peep hole for checking whether vault concrete is full；And the perfusion equipments such as the early strong filling mortar of SM-RPC Grouting Pipe, microdilatancy slow setting, slurrying slip casting all-in-one machine can be used, equipment is simple, traveling and easy to operate.
Description
Technical field
The utility model relates to technical field of tunnel construction, in particular to a kind of tunnel grouting structure.
Background technique
In recent years, constructing tunnel quality takes place frequently, wherein lining cutting back cavity, thickness are insufficient, concrete leakiness, abutment wall
Cracking, infiltration, aggregate accumulation and other issues are especially prominent, and traditional construction technology not can guarantee tunnel-liner entity quality,
Threaten operation security.
Utility model content
The purpose of the utility model is to provide a kind of tunnel grouting structures, to solve the above technical problems.
In order to solve the above technical problems, the utility model provides a kind of tunnel grouting structure, including template, the template
It is set to one end of lining cutting end mould, successively offers an end mould along the direction far from the lining cutting end mould in the template
Gas vent, two intermediate row stomatas that can be used for spare slip casting and an injected hole are provided with pre-buried note in the injected hole
Slurry pipe.
Preferably, any adjacent two in end parting line venting hole, described two intermediate row stomatas and the injected hole
A concrete pouring hole is provided between hole.
Preferably, the Grouting Pipe is connected by mounting flange by the template, and the mounting flange passes through Grouting Pipe
Locating flange is connect with slip casting hose.
Preferably, the upper end of the mounting flange is fixedly connected with the lower surface of the template, shape on the mounting flange
At there is the through-hole passed through for the Grouting Pipe, the mounting flange is provided with multiple positioning columns extended downwardly, the positioning
Column is located at the circumferential direction of the through-hole, and the Grouting Pipe locating flange includes disk body, and jack, the jack are formed on the disk body
Edge extend into connecting tube to the direction far from the mounting flange, the lower end of the Grouting Pipe is inserted into the connecting tube,
The positioning column is worn in the through-hole on the disk body.
Preferably, the positioning column is stud, and the end of the positioning column is equipped with nut.
Preferably, the lower end of the Grouting Pipe passes sequentially through reducer union and slip casting connector and the slip casting hose connects
It connects, is provided with pressure gauge and ball valve at the reducer union.
By adopting the above-described technical solution, the utility model reserves Grouting Pipe and grouting air-discharging in two lining die heads
Hole, also serve as the peep hole for checking whether vault concrete is full；And SM-RPC Grouting Pipe (hereinafter referred to as RPC can be used
Pipe), the early strong filling mortar of microdilatancy slow setting, the perfusion equipments such as slurrying slip casting all-in-one machine, equipment is simple, traveling and easy to operate.
Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model
Point.The utility model will be described in further detail below.
Detailed description of the invention
The Figure of description for constituting a part of the utility model is used to provide a further understanding of the present invention, this
The illustrative embodiments and their description of utility model do not constitute the improper limit to the utility model for explaining the utility model
It is fixed.In the accompanying drawings:
Fig. 1 is injected hole arrangement schematic diagram；
Fig. 2 is the structural schematic diagram of grouting template mounting flange；
Fig. 3 is the schematic diagram for starching pipe locating flange；
Fig. 4 is injected hole detail drawing.
Appended drawing reference in figure: 1, template；2, lining cutting end mould；3, parting line venting hole is held；4, intermediate row stomata；5, injected hole；
6, Grouting Pipe；7, mounting flange；8, Grouting Pipe locating flange；9, slip casting hose；10, through-hole；11, positioning column；12, disk body；13,
Connecting tube；14, nut；15, reducer union；16, slip casting connector；17, pressure gauge；18, ball valve；19, concrete pouring hole.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.The utility model is described in detail below with reference to embodiment.
In order to make those skilled in the art better understand the scheme of the utility model, the utility model will be implemented below
Technical solution in example is clearly and completely described, it is clear that described embodiment is only the utility model a part
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
The range of the utility model protection all should belong in every other embodiment obtained under the premise of creative work out.
The utility model provides a kind of tunnel grouting structure, including template 1, and the template 1 is set to lining cutting end mould 2
One end, successively offering 3, two, end parting line venting hole along the direction far from the lining cutting end mould 2 in the template 1 can
For the intermediate row stomata 4 of spare slip casting and an injected hole 5, pre-buried Grouting Pipe 6 is provided in the injected hole 5.
Wherein, slip casting hole site is main injected hole in concreting mouth lower end, and to upper board concrete end mould
Place carries out slip casting again, fully ensures that the abundant closely knit of each plate lap-joint.
Intermediate row stomata is also used as spare injected hole, and position is exhausted in the centre of top plate in injected hole slip casting
With the bleeding of discharge concrete.Since concreting mouth position concrete is usually to pour preferable position, intermediate row stomata
It is likely to be and keeps apart with injected hole, in this case, after injected hole has infused slurry, then with intermediate row stomata for spare slip casting
Hole carries out slip casting, until end mould, which goes out to flow out underflow, can terminate slip casting.
End parting line venting hole is vented when being mainly used for slip casting and draining, the gas vent being also used for when next plate lining cutting slip casting and
Drainage hole.
In slip casting, first connection draining discharge pipe reduces the bleeding flowed out when slip casting for intermediate row stomata and end parting line venting hole
Trolley is polluted with thin pulp.
By adopting the above-described technical solution, the utility model reserves Grouting Pipe and grouting air-discharging in two lining die heads
Hole, also serve as the peep hole for checking whether vault concrete is full；And SM-RPC Grouting Pipe (hereinafter referred to as RPC can be used
Pipe), the early strong filling mortar of microdilatancy slow setting, the perfusion equipments such as slurrying slip casting all-in-one machine, equipment is simple, traveling and easy to operate.
In addition, by adopting the above technical scheme, so that one plate two of slip casting lining only needs 2h or so, and being not take up normal two lining and applying
Between working hour.Meanwhile band is molded into slurry can start slip casting in concrete initial set, and grouting pressure is much higher than the slip casting pressure after demoulding
Power improves the globality of lining concrete and injecting treatment slurries, repairs various concrete defects.When band is molded into slurry, due to by
To the protection of trolley formwork, two lining concrete will not be destroyed.It is more than 6MPa, the pressure of grouting serous fluid that general concrete, which pours pressure,
It is usually no more than 1.0MPa.
Preferably, any adjacent two in end parting line venting hole 3, described two intermediate row stomatas 4 and the injected hole 5
A concrete pouring hole 19 is provided between a hole.
Preferably, the Grouting Pipe 6 is connected by mounting flange 7 by the template 1, and the mounting flange 7 passes through note
Slurry pipe locating flange 8 is connect with slip casting hose 9.
Preferably, the upper end of the mounting flange 7 is fixedly connected with the lower surface of the template 1, on the mounting flange 7
It is formed with the through-hole 10 passed through for the Grouting Pipe 6, the mounting flange 7 is provided with multiple positioning columns 11 extended downwardly,
The positioning column 11 is located at the circumferential direction of the through-hole 10, and the Grouting Pipe locating flange 8 includes disk body 12, shape on the disk body 12
At there is jack, the edge of the jack extends into connecting tube 13 to the direction far from the mounting flange 7, the Grouting Pipe 6
Lower end is inserted into the connecting tube 13, and the positioning column 11 is worn in the through-hole on the disk body 12.
Preferably, the positioning column 11 is stud, and the end of the positioning column is equipped with nut 14.
Preferably, the lower end of the Grouting Pipe 6 passes sequentially through reducer union 15 and slip casting connector 16 and the slip casting is soft
Pipe 9 connects, and is provided with pressure gauge 17 and ball valve 18 at the reducer union 15.
When being constructed using the utility model, lining trolley is transformed first, is opened on lining trolley backform
Four holes are arranged in hole altogether, are followed successively by injected hole, intermediate row stomata (spare injected hole), end parting line venting hole.Two sides injected hole respectively away from
The position of trolley side mode 1.5m is laid, and the spacing between intermediate 2 injected holes is 3m laying, and each hole specification is identical.On the car
The vertical Grouting Pipe of the RPC of pre-buried fixation carries out slip casting to the Grouting Pipe is passed through in time after the two lining complete 2h of concrete construction.Slip casting is adopted
Operated with dedicated slurrying slip casting all-in-one machine, injecting paste material have microdilatancy, high fluidity, it is early strong, without bleeding, slow setting etc.
Characteristic not only acts as empty packing action, and can play the role of making up or repairing the defect of two lining concrete.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of tunnel grouting structure, which is characterized in that including template (1), the template (1) is set to lining cutting end mould (2)
One end, on the template (1) along the direction far from the lining cutting end mould (2) successively offer an end parting line venting hole (3),
Two intermediate row stomatas (4) that can be used for spare slip casting and an injected hole (5) are provided in the injected hole (5) pre-buried
Grouting Pipe (6).
2. tunnel grouting structure according to claim 1, which is characterized in that end parting line venting hole (3), it is described two in
Between be provided with a concrete pouring hole (19) between any two adjacent holes in gas vent (4) and the injected hole (5).
3. tunnel grouting structure according to claim 1, which is characterized in that the Grouting Pipe (6) passes through mounting flange (7)
It is connected by the template (1), the mounting flange (7) is connect by Grouting Pipe locating flange (8) with slip casting hose (9).
4. tunnel grouting structure according to claim 3, which is characterized in that the upper end of the mounting flange (7) with it is described
The lower surface of template (1) is fixedly connected, and the through-hole (10) passed through for the Grouting Pipe (6) is formed on the mounting flange (7),
The mounting flange (7) is provided with multiple positioning columns (11) extended downwardly, and the positioning column (11) is located at the through-hole
(10) circumferential direction, the Grouting Pipe locating flange (8) include disk body (12), and jack is formed on the disk body (12), described to insert
The edge in hole extends into connecting tube (13) to the direction far from the mounting flange (7), and institute is inserted into the lower end of the Grouting Pipe (6)
It states in connecting tube (13), the positioning column (11) wears in the through-hole on the disk body (12).
5. tunnel grouting structure according to claim 4, which is characterized in that the positioning column (11) is stud, described fixed
The end of position column is equipped with nut (14).
6. tunnel grouting structure according to claim 4, which is characterized in that the lower end of the Grouting Pipe (6) passes sequentially through
Reducer union (15) and slip casting connector (16) are connect with the slip casting hose (9), are provided with pressure at the reducer union (15)
Power table (17) and ball valve (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821587795.0U CN209011845U (en) | 2018-09-28 | 2018-09-28 | A kind of tunnel grouting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821587795.0U CN209011845U (en) | 2018-09-28 | 2018-09-28 | A kind of tunnel grouting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209011845U true CN209011845U (en) | 2019-06-21 |
Family
ID=66834635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821587795.0U Active CN209011845U (en) | 2018-09-28 | 2018-09-28 | A kind of tunnel grouting structure |
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|---|---|
| CN (1) | CN209011845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2018
- 2018-09-28 CN CN201821587795.0U patent/CN209011845U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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