CN105113554A - Girth joint structure of prefabricated assembly tunnel - Google Patents
Girth joint structure of prefabricated assembly tunnel Download PDFInfo
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- CN105113554A CN105113554A CN201510533738.9A CN201510533738A CN105113554A CN 105113554 A CN105113554 A CN 105113554A CN 201510533738 A CN201510533738 A CN 201510533738A CN 105113554 A CN105113554 A CN 105113554A
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- underpass
- precast
- seam
- wall construction
- tunnel
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Abstract
The invention relates to a girth joint structure of a prefabricated assembly tunnel. The tunnel is manufactured by splicing a plurality of prefabricated structure sections. A tunnel structure joint exists between two of the prefabricated structure sections. The girth joint structure is arranged on the tunnel structure joint. The girth joint structure comprises two first stainless steel plates, a second steel plate and a grouting tube, wherein the two first stainless steel plates are vertically attached to the wall faces on the two sides of the tunnel structure joint; the second stainless steel is horizontally arranged on the tunnel structure joint; the grouting tube is pre-buried in one prefabricated structure section, a grout outlet is formed in the tunnel structure joint, a grouting body is formed at the tunnel structure joint by injecting grout, and the gap of the tunnel structure joint is filled with the grouting body. The girth joint structure has the bending-resistant shear-resistant functions and can guarantee the effective transmitting ability of a joint. The gap between the two tunnel prefabricated structure sections is filled with the grout through the pre-buried grouting tube, and underwater is prevented from entering the tunnel.
Description
Technical field
The present invention relates to a kind of girth joint structure, specifically refer to a kind of girth joint structure being applicable to precast assembly tunnel.
Background technology
In prior art, China's underpass adopts the construction method of overall cast in situs usually, but this construction method exists construction period longer, construction quality is difficult to ensure, pollute a series of problems such as urban environment to a certain extent.
Therefore, just propose the design concept in precast assembly tunnel, but application is carried out not yet on a large scale in this precast assembly tunnel at present.It is worth mentioning that, the engineering along with other type domestic and international carries out the promotion and application of precast assembly construction method on a large scale, and underpass adopts the construction method of precast assembly to be also imperative.
Carry out in the process of constructing in employing precast assembly tunnel, be subject to the control of the factors such as transport, lifting and affect, usually needing to arrange joint design between genuine precast assembly structure.Therefore, how solving the reasonable key problem such as power transmission and waterproof between joint design is need the technical problem of solution at present badly.
Summary of the invention
The object of the invention is to the girth joint structure proposing a kind of precast assembly tunnel, it has the effect of bending resistance, shearing resistance, can ensure effective transmitting force of joint; Fill the space between two sections of genuine precast construction sections by built-in slip casting pipe slip casting, stop underground water to enter genuine inner.
To achieve these goals, the invention provides a kind of girth joint structure of precast assembly tunnel, described tunnel is made by multiple precast construction section assembling, there is underpass seam wherein between two precast construction sections; Described girth joint vibrational power flow is at underpass seam crossing; Comprise: two piece of first corrosion resistant plate, vertically paste respectively on the metope being arranged on underpass seam both sides; Second corrosion resistant plate, is horizontally set on underpass seam crossing; Grouting Pipe, its pre-plugged is wherein in a precast construction sections, and the grout outlet of this Grouting Pipe is positioned at underpass seam crossing, forms injecting cement paste, to fill the space of underpass seam crossing by injecting slurries at underpass seam crossing.
The assembled multiple precast construction sections making tunnel comprise: Precast Underpass top board structure, be positioned at the first Precast Underpass sidewall structure of Precast Underpass top board structure both sides, be arranged in the first Precast Underpass wall construction in the middle part of Precast Underpass top board structure, Precast Underpass base arrangement, be positioned at the second Precast Underpass sidewall structure of Precast Underpass base arrangement both sides, and be arranged in the second Precast Underpass wall construction in the middle part of Precast Underpass base arrangement; Wherein, between the first described Precast Underpass sidewall structure and the second Precast Underpass sidewall structure, and there is underpass seam between wall construction in wall construction and the second Precast Underpass in the first Precast Underpass.
In a preferred embodiment of the invention, the underpass seaming position of described girth joint vibrational power flow between the first Precast Underpass sidewall structure and the second Precast Underpass sidewall structure.
Two piece of first corrosion resistant plate of described girth joint structure vertically pastes respectively to be arranged on and is positioned on the first Precast Underpass sidewall structure of underpass seam both sides and the both sides metope of the second Precast Underpass sidewall structure.
In another preferred embodiment of the invention, the underpass seaming position of described girth joint vibrational power flow in the first Precast Underpass in wall construction and the second Precast Underpass between wall construction.
Two piece of first corrosion resistant plate of described girth joint structure vertically pastes respectively to be arranged on and is arranged on the first Precast Underpass wall construction of underpass seam both sides and the both sides metope of the second Precast Underpass wall construction.
The first described corrosion resistant plate is bonded on the both sides metope of the first Precast Underpass sidewall structure and the second Precast Underpass sidewall structure by bonding adhesive, or is bonded on the both sides metope of wall construction in wall construction and the second Precast Underpass in the first Precast Underpass by bonding adhesive; The upper and lower surface of the second described corrosion resistant plate is bonded on the first Precast Underpass sidewall structure and the second Precast Underpass sidewall structure respectively by bonding adhesive, or to be bonded in the first Precast Underpass in wall construction and the second Precast Underpass on wall construction respectively by bonding adhesive.
The first described corrosion resistant plate, the two ends up and down of the second corrosion resistant plate also carry out anchoring by multiple crab-bolt.
In a preferred embodiment of the invention, described Grouting Pipe pre-plugged is in the first Precast Underpass sidewall structure or in the first Precast Underpass in wall construction, and its stock inlet is arranged in the first Precast Underpass sidewall structure place or the first Precast Underpass wall construction place, grout outlet and carry out slurries injection at underpass seam crossing, forms injecting cement paste at underpass seam crossing down.
In another embodiment of the present invention, described Grouting Pipe pre-plugged is in the second Precast Underpass sidewall structure or in the second Precast Underpass in wall construction, and its stock inlet is arranged in the second Precast Underpass sidewall structure place or the second Precast Underpass wall construction place, grout outlet upwards and carry out slurries injection at underpass seam crossing, forms injecting cement paste at underpass seam crossing.
In sum, the girth joint structure in precast assembly tunnel of the present invention, there is following beneficial effect: 1, linked into an integrated entity by two sections of genuine precast construction sections by bonding corrosion resistant plate, wherein the first corrosion resistant plate can resist the Moment of joint, second corrosion resistant plate then can resist the shearing action of joint, thus effectively ensure that the transmitting force of joint; 2, the underpass seam of the first corrosion resistant plate due to shutoff between two sections of genuine precast construction sections, and combined closely by bonding adhesive and concrete, thus serve the effect being similar to external labeling type waterstop, effectively prevent the underground water structure seam that tunnels through to enter genuine inner; 3, slip casting is carried out by pre-buried Grouting Pipe, with the space between the genuine precast construction sections of filling two sections.
Accompanying drawing explanation
Fig. 1 is the schematic cross-sectional view in the precast assembly tunnel in the present invention;
Fig. 2 is the schematic diagram of the girth joint structure in precast assembly tunnel in the present invention;
Fig. 3 be along in Fig. 2 along the sectional drawing of A-A line.
Detailed description of the invention
Below in conjunction with Fig. 1 ~ Fig. 3, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As shown in Figure 1, for the schematic cross-sectional view in the precast assembly tunnel in the present invention, tunnel is made by multiple precast construction section assembling, specifically comprise: Precast Underpass top board structure 10, be positioned at the first Precast Underpass sidewall structure 11 of Precast Underpass top board structure 10 both sides, be arranged in the first Precast Underpass wall construction 16 in the middle part of Precast Underpass top board structure 10, Precast Underpass base arrangement 12, be positioned at the second Precast Underpass sidewall structure 13 of Precast Underpass base arrangement 12 both sides, and the second Precast Underpass wall construction 17 be arranged in the middle part of Precast Underpass base arrangement 12.Between the first described Precast Underpass sidewall structure 11 and the second Precast Underpass sidewall structure 13, and underpass seam 14 can be there is because of assembled between wall construction 17 in wall construction 16 and the second Precast Underpass in the first Precast Underpass.Therefore, need to arrange girth joint structure 15 provided by the invention at these underpass seam 14 places.
As shown in Figure 1, the girth joint structure in precast assembly tunnel provided by the present invention, it is arranged on underpass seam 14 place between the first Precast Underpass sidewall structure 11 and the second Precast Underpass sidewall structure 13, and is arranged on underpass seam 14 place in the first Precast Underpass in wall construction 16 and the second Precast Underpass between wall construction 17.
As shown in Figures 2 and 3, the girth joint structure 15 in precast assembly tunnel provided by the present invention, comprises: two piece of first corrosion resistant plate 1, vertically pastes respectively on the metope being arranged on underpass seam 14 both sides; Second corrosion resistant plate 2, is horizontally disposed with underpass seam 14 place; Grouting Pipe 3, its pre-plugged is in the first Precast Underpass sidewall structure 11 or the second Precast Underpass sidewall structure 13 or the first Precast Underpass in wall construction 16 or the second Precast Underpass in wall construction 17, the grout outlet of this Grouting Pipe 3 is positioned at underpass seam 14 place, injecting cement paste 4 is formed at underpass seam 14 place, with the space at underpass seam 14 place of to fill between the first Precast Underpass sidewall structure 11 and the second Precast Underpass sidewall structure 13 and in the first Precast Underpass in wall construction 16 and the second Precast Underpass between wall construction 17 by injecting slurries.
In one embodiment of the invention, the left and right sides is positioned at) in girth joint structure 15(Fig. 1 for underpass seam 14 place be arranged between the first Precast Underpass sidewall structure 11 and the second Precast Underpass sidewall structure 13, its two piece of first corrosion resistant plate 1 vertically pastes respectively to be arranged on and is positioned on the first Precast Underpass sidewall structure 11 of underpass seam 14 both sides and the both sides metope of the second Precast Underpass sidewall structure 13, is commonly called as and meets native face and the native face of the back of the body.
In another embodiment of the present invention, centre position is positioned in girth joint structure 15(Fig. 1 for underpass seam 14 place be arranged in the first Precast Underpass in wall construction 16 and the second Precast Underpass between wall construction 17), its two piece of first corrosion resistant plate 1 vertically pastes respectively to be arranged on and is arranged on the first Precast Underpass wall construction 16 of underpass seam 14 both sides and the both sides metope of the second Precast Underpass wall construction 17.
The first described corrosion resistant plate 1 is bonded on the both sides metope of the first Precast Underpass sidewall structure 11 and the second Precast Underpass sidewall structure 13 by bonding adhesive, or is bonded in by bonding adhesive on the both sides metope of wall construction 17 in wall construction 16 and the second Precast Underpass in the first Precast Underpass.In the present embodiment, first bonding adhesive spread upon on the first Precast Underpass sidewall structure 11, second Precast Underpass sidewall structure 13 or to spread upon in the first Precast Underpass in wall construction 16, second Precast Underpass on wall construction 17, more bonding first corrosion resistant plate 1.Wherein, the described environmental requirement residing for bonding adhesive demand fulfillment tunnel.
Anchoring is also carried out by multiple crab-bolt 5 in the two ends up and down of the first described corrosion resistant plate 1.
The upper and lower surface of the second described corrosion resistant plate 2 is bonded on the first Precast Underpass sidewall structure 11 and the second Precast Underpass sidewall structure 13 respectively by bonding adhesive, or to be bonded in the first Precast Underpass in wall construction 16 and the second Precast Underpass on wall construction 17 respectively by bonding adhesive.
Anchoring is also carried out by multiple crab-bolt 5 in the two ends up and down of the second described corrosion resistant plate 2.
In one embodiment of the invention, described Grouting Pipe 3 pre-plugged is in the first Precast Underpass sidewall structure 11 or the first Precast Underpass in wall construction 16, and its stock inlet is arranged in the first Precast Underpass sidewall structure 11 place or the first Precast Underpass wall construction 16 place, grout outlet and carry out slurries injection at underpass seam 14 place, thus forms injecting cement paste 4 at underpass seam 14 place down.
In another embodiment of the present invention, as shown in Figure 2, described Grouting Pipe 3 pre-plugged is in the second Precast Underpass sidewall structure 13 or the second Precast Underpass in wall construction 17, and its stock inlet is arranged in the second Precast Underpass sidewall structure 13 place or the second Precast Underpass wall construction 17 place, grout outlet upwards and carry out slurries injection at underpass seam 14 place, thus forms injecting cement paste 4 at underpass seam 14 place.
The described slurries injected by Grouting Pipe 3 are ultra-fine non-shrinkage cement grout material, or polymer-modified cement injection material etc.
In sum, the girth joint structure in precast assembly tunnel of the present invention, there is following beneficial effect: 1, linked into an integrated entity by two sections of genuine precast construction sections by bonding corrosion resistant plate, wherein the first corrosion resistant plate can resist the Moment of joint, second corrosion resistant plate then can resist the shearing action of joint, thus effectively ensure that the transmitting force of joint; 2, the underpass seam of the first corrosion resistant plate due to shutoff between two sections of genuine precast construction sections, and combined closely by bonding adhesive and concrete, thus serve the effect being similar to external labeling type waterstop, effectively prevent the underground water structure seam that tunnels through to enter genuine inner; 3, slip casting is carried out by pre-buried Grouting Pipe, with the space between the genuine precast construction sections of filling two sections.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. the girth joint structure in precast assembly tunnel, described tunnel is made by multiple precast construction section assembling, there is underpass seam (14) wherein between two precast construction sections; It is characterized in that, described girth joint vibrational power flow is at underpass seam (14) place; Comprise:
Two piece of first corrosion resistant plate (1), vertically paste respectively be arranged on underpass seam (14) both sides metope on;
Second corrosion resistant plate (2), is horizontally set on underpass seam (14) place;
Grouting Pipe (3), its pre-plugged is wherein in a precast construction sections, the grout outlet of this Grouting Pipe (3) is positioned at underpass seam (14) place, forms injecting cement paste (4), to fill the space of underpass seam crossing by injecting slurries at underpass seam (14) place.
2. the girth joint structure in precast assembly tunnel as claimed in claim 1, it is characterized in that, the assembled multiple precast construction sections making tunnel comprise: Precast Underpass top board structure (10), be positioned at the first Precast Underpass sidewall structure (11) of Precast Underpass top board structure (10) both sides, be arranged in the first Precast Underpass wall construction (16) at Precast Underpass top board structure (10) middle part, Precast Underpass base arrangement (12), be positioned at the second Precast Underpass sidewall structure (13) of Precast Underpass base arrangement (12) both sides, and be arranged in the second Precast Underpass wall construction (17) at Precast Underpass base arrangement (12) middle part,
Wherein, between the first described Precast Underpass sidewall structure (11) and the second Precast Underpass sidewall structure (13), and there is underpass seam (14) between wall construction (17) in wall construction (16) and the second Precast Underpass in the first Precast Underpass.
3. the girth joint structure in precast assembly tunnel as claimed in claim 2, it is characterized in that, underpass seam (14) position of described girth joint vibrational power flow between the first Precast Underpass sidewall structure (11) and the second Precast Underpass sidewall structure (13).
4. the girth joint structure in precast assembly tunnel as claimed in claim 3, it is characterized in that, two piece of first corrosion resistant plate (1) of described girth joint structure vertically pastes respectively to be arranged on and is positioned on the first Precast Underpass sidewall structure (11) of underpass seam (14) both sides and the both sides metope of the second Precast Underpass sidewall structure (13).
5. the girth joint structure in precast assembly tunnel as claimed in claim 2, it is characterized in that, underpass seam (14) position of described girth joint vibrational power flow in the first Precast Underpass in wall construction (16) and the second Precast Underpass between wall construction (17).
6. the girth joint structure in precast assembly tunnel as claimed in claim 5, it is characterized in that, two piece of first corrosion resistant plate (1) of described girth joint structure vertically pastes respectively to be arranged on and is arranged on the first Precast Underpass wall construction (16) of underpass seam (14) both sides and the both sides metope of the second Precast Underpass wall construction (17).
7. the girth joint structure in the precast assembly tunnel as described in claim 4 or 6, it is characterized in that, described the first corrosion resistant plate (1) is bonded on the both sides metope of the first Precast Underpass sidewall structure (11) and the second Precast Underpass sidewall structure (13) by bonding adhesive, or to be bonded in the first Precast Underpass wall construction (16) with on the both sides metope of wall construction (17) in the second Precast Underpass by bonding adhesive;
The upper and lower surface of described the second corrosion resistant plate (2) is bonded in the first Precast Underpass sidewall structure (11) with on the second Precast Underpass sidewall structure (13) respectively by bonding adhesive, or to be bonded in the first Precast Underpass wall construction (16) respectively with on wall construction (17) in the second Precast Underpass by bonding adhesive.
8. the girth joint structure in precast assembly tunnel as claimed in claim 7, it is characterized in that, described the first corrosion resistant plate (1), the two ends up and down of the second corrosion resistant plate (2) also carry out anchoring by multiple crab-bolt (5).
9. the girth joint structure in precast assembly tunnel as claimed in claim 2, it is characterized in that, described Grouting Pipe (3) pre-plugged is in the first Precast Underpass sidewall structure (11) or in the first Precast Underpass in wall construction (16), and its stock inlet is arranged in the first Precast Underpass sidewall structure (11) place or the first Precast Underpass wall construction (16) place, grout outlet and carry out slurries injection at underpass seam (14) place, forms injecting cement paste (4) at underpass seam (14) place down.
10. the girth joint structure in precast assembly tunnel as claimed in claim 2, it is characterized in that, described Grouting Pipe (3) pre-plugged is in the second Precast Underpass sidewall structure (13) or in the second Precast Underpass in wall construction (17), and its stock inlet is arranged in the second Precast Underpass sidewall structure (13) place or the second Precast Underpass wall construction (17) place, grout outlet upwards and carry out slurries injection at underpass seam (14) place, forms injecting cement paste (4) at underpass seam (14) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510533738.9A CN105113554B (en) | 2015-08-27 | 2015-08-27 | A kind of genuine girth joint structure of precast assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510533738.9A CN105113554B (en) | 2015-08-27 | 2015-08-27 | A kind of genuine girth joint structure of precast assembly |
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| Publication Number | Publication Date |
|---|---|
| CN105113554A true CN105113554A (en) | 2015-12-02 |
| CN105113554B CN105113554B (en) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510533738.9A Active CN105113554B (en) | 2015-08-27 | 2015-08-27 | A kind of genuine girth joint structure of precast assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735364A (en) * | 2016-03-03 | 2016-07-06 | 上海东方雨虹防水工程有限公司 | Concrete joint waterproofing system, construction method and protective component applied to system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS59213822A (en) * | 1983-05-18 | 1984-12-03 | Takenaka Komuten Co Ltd | Joint treatment of underground surrounding wall in inverted placement work |
| CN201538975U (en) * | 2009-09-25 | 2010-08-04 | 天津大学 | Seepage-proofing joint of underground continuous wall |
| CN203213162U (en) * | 2013-02-27 | 2013-09-25 | 中国建筑第八工程局有限公司 | Concrete flowing-around preventing structure of underground continuous wall |
| CN104652491A (en) * | 2015-02-16 | 2015-05-27 | 中交第二航务工程局有限公司 | Waterstop protection device and immersed tube tunnel structure comprising device |
| CN205276329U (en) * | 2015-08-27 | 2016-06-01 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated girth joint structure of assembling tunnel |
-
2015
- 2015-08-27 CN CN201510533738.9A patent/CN105113554B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59213822A (en) * | 1983-05-18 | 1984-12-03 | Takenaka Komuten Co Ltd | Joint treatment of underground surrounding wall in inverted placement work |
| CN201538975U (en) * | 2009-09-25 | 2010-08-04 | 天津大学 | Seepage-proofing joint of underground continuous wall |
| CN203213162U (en) * | 2013-02-27 | 2013-09-25 | 中国建筑第八工程局有限公司 | Concrete flowing-around preventing structure of underground continuous wall |
| CN104652491A (en) * | 2015-02-16 | 2015-05-27 | 中交第二航务工程局有限公司 | Waterstop protection device and immersed tube tunnel structure comprising device |
| CN205276329U (en) * | 2015-08-27 | 2016-06-01 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated girth joint structure of assembling tunnel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735364A (en) * | 2016-03-03 | 2016-07-06 | 上海东方雨虹防水工程有限公司 | Concrete joint waterproofing system, construction method and protective component applied to system |
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| CN105113554B (en) | 2017-11-24 |
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