CN109778917A - A kind of cold seam waterproof construction of underground engineering construction and construction method - Google Patents

A kind of cold seam waterproof construction of underground engineering construction and construction method Download PDF

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Publication number
CN109778917A
CN109778917A CN201910132224.0A CN201910132224A CN109778917A CN 109778917 A CN109778917 A CN 109778917A CN 201910132224 A CN201910132224 A CN 201910132224A CN 109778917 A CN109778917 A CN 109778917A
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China
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construction
groove
concrete structure
underground engineering
steel plate
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CN201910132224.0A
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CN109778917B (en
Inventor
刘亮
杜宇
黄伟
柳晔
王齐
吕杰
彭晨
周林
吕昀龙
谭晨钰
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China Railway Liuyuan Group Co Ltd
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China Railway Liuyuan Group Co Ltd
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Abstract

The present invention discloses a kind of cold seam waterproof construction of underground engineering construction and construction method, and groove is set to the construction joint interface of concrete structure one and concrete structure two;Concrete structure one, concrete structure two inside be equipped with two groups of reinforcing bars parallel to each other;Fixed structure is equipped between the reinforcing bar of concrete structure one;Steel plate is equipped in groove, steel plate is connect with groove by fixed structure.In underground engineering, there are the interfaces of stage construction, such as main structure of constructing early period, later period abolishes under the operating conditions such as interface building enclosure construction accessory structure, by interface construction joint, groove structure is set, using steel plate for sealing water is arranged in groove, the flexible packing material of some strength is clamped into steel plate and as concreting mold.When the present invention solves main body and attached stage construction, the problem of construction joint waterproof quality is difficult to ensure, and when constructing attached, main board can be rigidly connected by groove interface and lamina affixa tenon interface, guarantee that construction joint interface construction quality, stress are preferable.

Description

A kind of cold seam waterproof construction of underground engineering construction and construction method
Technical field
The invention belongs to underground engineering construction technical field, in particular to the cold seam waterproof construction of a kind of underground engineering construction and Construction method.
Background technique
With urban construction and development, city space exploitation turns to underground by ground, but underground space development is built vulnerable to periphery The environmental constraints such as object, road, pipeline, underground water are built, construction environment is poor, and especially for region of FuShui, waterproof construction is just shown It obtains particularly important.Currently, in underground engineering, main structure with accessory structure interface seam traditional method is that flat mouth connects, and Steel plate/waterstop is arranged in seam crossing, and under the engineering method, the exposure outside work surface of steel plate/waterstop is more easily damaged, therefore is difficult to Reach ideal interface seam water-stagnating effect.This is also the original for causing present underground engineering that leak generally occurs in construction joint position Cause, and leak is difficult to thoroughly repair at this, makes troubles subsequent operation and increases cost.
Summary of the invention
The present invention for the technical problems in the prior art, provide a kind of cold seam waterproof construction of underground engineering construction and Construction method, the structure simple, easy to use by a kind of structure, when solving because of main body and attached stage construction, construction joint Waterproof quality is generally difficult to the problem of guaranteeing, and when constructing attached, main board can be convex by groove interface and lamina affixa The rigid connection of joggle mouth, improves traditional construction and sews up mouth there are interface construction qualities to be difficult to ensure, the poor situation of stress.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of cold seam waterproof knot of underground engineering construction Structure, including concrete structure one (7), concrete structure two (8) further include groove (1);The groove (1) is set to concrete knot The construction joint interface of structure one (7) and concrete structure two (8);
The concrete structure one (7), concrete structure two (8) inside be equipped with two groups of reinforcing bars (9) parallel to each other; Fixed structure (4) are equipped between the reinforcing bar (9) of the concrete structure one (7);
Steel plate (2) are equipped in the groove (1), steel plate (2) is connect with groove (1) by fixed structure (4);
The end of groove (1) Neighboring Concrete Structure two (8) is equipped with waterproof construction (5) and protection structure;
The groove (1) is equipped with pointing (6).
Preferably, the groove (1) is located at the center of concrete structure one (7).
Preferably, the reinforcing bar (9) of the concrete structure one (7), concrete structure two (8) passes through reinforcing bar connector (3) it connects.
Preferably, the fixed structure (4) is located at the side of groove (1);The fixed structure (4) uses and bends up construction Reinforcing bar and structure reinforcing bars realize binding and fixing.
Preferably, being equipped with filler between the steel plate (2) and groove (1);The filler is steeped using the lumps of wood, PE Foam, for protecting steel plate (2);Has some strength and as concrete-pouring template.
Preferably, the steel plate (2) uses galvanized steel plain sheet or other sealing board members.
Preferably, the waterproof construction (5) uses splash guard, waterproof roll or water-repellent paint;The protection structure is adopted With water-swellable water-stop glue, sealing rod or sealant.
Preferably, the pointing (6) uses brushing cement-based capillary crystalline waterproof coating or other interfacial agents materials Material.
Preferably, tenon is arranged in the concrete structure two (8).
A kind of cold seam waterproof construction construction method of underground engineering construction, comprising the following steps:
A) it has bound reinforcing bar (9), reserved steel bar connector (3), has propped up steel plate (2) and fixed structure (4) with bracket, carried out Filler (10), the concrete structure one (7) and groove (1) constructed with template Zhi Haoxian, and be arranged in the end of groove (1) and protect Protection structure (11), then completes concreting, applies concrete structure one (7);
B) building enclosure is abolished, groove (1) the end dabbing for applying concrete structure one (7) is handled, waterproof knot is applied Structure (5), reinforcing bar (9) and fixed structure (4) after binding is good in construction concrete structure two (8);Concrete knot has been propped up with template Structure two (8);
C) concrete structure two (8) is applied;
D) pointing (6) are applied.
Compared with prior art, the present invention has the beneficial effects that Optimizing construction of the present invention stitches interface form, pass through A kind of structure is simple, structure easy to use, is adjusted to seam end by traditional method (seam end sets the straight cold seam of construction) If when solving because of main body and attached stage construction, what interface seam waterproof quality was generally difficult to guarantee is asked with groove construction cold seam Topic, and when constructing attached, main board can be rigidly connected by groove interface and lamina affixa tenon interface, improve tradition There are interface construction qualities to be difficult to ensure for construction joint interface, the poor situation of stress, reduces project cost and later maintenance cost, Destruction when applying structure construction after reduction construction joint to steel plate, improves structure durability.
Detailed description of the invention
Fig. 1 is work progress figure of the invention;
Fig. 2 is structural schematic diagram of the invention.
1- groove in figure, 2- steel plate, 3- reinforcing bar connector, 4- fixed structure, 5- waterproof construction, 6- pointing, 7- are mixed Xtah Crude Clay structure one, 8- concrete structure two, 9- reinforcing bar, 10- filler, 11- protect structure.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, in the following with reference to the drawings and specific embodiments It elaborates to the present invention.
A kind of cold seam waterproof construction of underground engineering construction, including concrete structure 1, concrete structure 28, further include recessed Slot 1;Groove 1 is set to the construction joint interface of concrete structure 1 and concrete structure 28;
Concrete structure 1, concrete structure 28 inside be equipped with two groups of reinforcing bars 9 parallel to each other;Concrete structure Fixed structure 4 is equipped between one 7 reinforcing bar 9;
Steel plate 2 is equipped in groove 1, steel plate 2 is connect with groove 1 by fixed structure 4;
The end of 1 Neighboring Concrete Structure 28 of groove is equipped with waterproof construction 5 and protection structure;
Groove 1 is equipped with pointing 6.
In the present embodiment, groove 1 is located at the center of concrete structure 1.
In the present embodiment, concrete structure 1, concrete structure 28 reinforcing bar 9 by reinforcing bar connector 3 connect.
In the present embodiment, fixed structure 4 is located at the side of groove 1;Fixed structure 4 uses and bends up distributing bar and structural steel Muscle realizes binding and fixing.
In the present embodiment, filler is equipped between steel plate 2 and groove 1;Filler uses the lumps of wood, PE foam, for protecting Steel plate 2;Has some strength and as concrete-pouring template.
In the present embodiment, steel plate 2 uses galvanized steel plain sheet or other sealing board members.
In the present embodiment, waterproof construction 5 is using splash guard, waterproof roll or water-repellent paint;Protect structure swollen using water is met Swollen water-stop glue, sealing rod or sealant.
In the present embodiment, pointing 6 uses brushing cement-based capillary crystalline waterproof coating or other interfacial agent materials.
In the present embodiment, tenon is arranged in concrete structure 28.
A kind of cold seam waterproof construction construction method of underground engineering construction, comprising the following steps:
A) reinforcing bar 9 has been bound, reserved steel bar connector 3 has propped up steel plate 2 and fixed structure 4 with bracket, carried out filler 10, the concrete structure 1 and groove 1 constructed with template Zhi Haoxian, and protection structure 11 is set in the end of groove 1, then Concreting is completed, concrete structure 1 is applied;
B) building enclosure is abolished, the 1 end dabbing of groove for applying concrete structure 1 is handled, waterproof construction 5 is applied, Reinforcing bar 9 and fixed structure 4 after binding is good in construction concrete structure 28;Concrete structure 28 has been propped up with template;
C) concrete structure 28 is applied;
D) pointing 6 is applied.
In the present embodiment, is optimized using construction joint interface setting groove realization engineering method and improve the node of waterproof.
In the present embodiment, by constructing, cold seam sets concave-convex tenon groove structure, so that seam crossing penetrating passage length increases, seeps Aquaporin is seeped water by traditional method (structural plane end sets the straight cold seam of construction) along the straight cold seam of construction, is changed to along concave-convex tongue and groove joint Seam infiltration, penetrating passage lengthen and are not straight lines, therefore under the premise of not increasing difficulty of construction, it more preferably solves to finish Seam leakage problem caused by structure time phasing.
In the present embodiment, in underground engineering there are the interface of stage construction, main structure of constructing such as early period, the later period is abolished Interface building enclosure is constructed under the operating conditions such as accessory structure, and groove structure, later period structure is arranged by previous structure interface construction joint Tenon structure is set, and using steel plate for sealing water is arranged in groove, the flexible packing material by having some strength clamps steel plate simultaneously As concreting mold, to achieve the purpose that connect early period, later period concrete structure and play waterproof action.
In the present embodiment, groove structure is set in construction one construction joint interface of concrete structure in advance, in groove structure Steel plate is set, and concrete structure two is arranged tenon and is then connected with earlier construction concrete structure by steel plate in groove.
It is described the invention in detail above by embodiment, but the content is only exemplary implementation of the invention Example, should not be considered as limiting the scope of the invention.Protection scope of the present invention is defined by the claims.All utilizations Technical solutions according to the invention or those skilled in the art are under the inspiration of technical solution of the present invention, in reality of the invention In matter and protection scope, designs similar technical solution and reach above-mentioned technical effect, or to made by application range All the changes and improvements etc. should still belong to patent of the invention and cover within protection scope.It should be noted that in order to clear It is stated, part and protection scope of the present invention is omitted in explanation of the invention without being directly significantly associated with but this field skill The statement of component known to art personnel and processing.

Claims (10)

1. a kind of cold seam waterproof construction of underground engineering construction, including concrete structure one (7), concrete structure two (8), feature It is, further includes groove (1);The construction that the groove (1) is set to concrete structure one (7) and concrete structure two (8) is sewed up At mouthful;
The concrete structure one (7), concrete structure two (8) inside be equipped with two groups of reinforcing bars (9) parallel to each other;It is described Fixed structure (4) are equipped between the reinforcing bar (9) of concrete structure one (7);
Steel plate (2) are equipped in the groove (1), steel plate (2) is connect with groove (1) by fixed structure (4);
The end of groove (1) Neighboring Concrete Structure two (8) is equipped with waterproof construction (5) and protection structure;
The groove (1) is equipped with pointing (6).
2. the cold seam waterproof construction of a kind of underground engineering construction according to claim 1, which is characterized in that the groove (1) Positioned at the center of concrete structure one (7).
3. the cold seam waterproof construction of a kind of underground engineering construction according to claim 1, which is characterized in that the concrete knot Structure one (7), concrete structure two (8) reinforcing bar (9) by reinforcing bar connector (3) connect.
4. the cold seam waterproof construction of a kind of underground engineering construction according to claim 1, which is characterized in that the fixed structure (4) it is located at the side of groove (1);The fixed structure (4) realizes binding and fixing using distributing bar and structure reinforcing bars is bent up.
5. the cold seam waterproof construction of a kind of underground engineering construction according to claim 1, which is characterized in that the steel plate (2) Filler is equipped between groove (1);The filler uses the lumps of wood, PE foam, for protecting steel plate (2).
6. the cold seam waterproof construction of a kind of underground engineering construction according to claim 1, which is characterized in that the steel plate (2) Using galvanized steel plain sheet.
7. the cold seam waterproof construction of a kind of underground engineering construction according to claim 1, which is characterized in that the waterproof construction (5) splash guard, waterproof roll or water-repellent paint are used;The protection structure uses water-swellable water-stop glue, sealing rod or sealing Glue.
8. the cold seam waterproof construction of a kind of underground engineering construction according to claim 1, which is characterized in that the pointing (6) brushing cement-based capillary crystalline waterproof coating is used.
9. the cold seam waterproof construction of a kind of underground engineering construction according to claim 1, which is characterized in that the concrete knot Tenon is arranged in structure two (8).
10. the cold seam waterproof construction construction method of a kind of underground engineering construction according to claim 1, which is characterized in that packet Include following steps:
A) it has bound reinforcing bar (9), reserved steel bar connector (3), has propped up steel plate (2) and fixed structure (4) with bracket, carried out filling Object (10), the concrete structure one (7) and groove (1) constructed with template Zhi Haoxian, and protection knot is set in the end of groove (1) Structure (11), then completes concreting, applies concrete structure one (7);
B) building enclosure is abolished, groove (1) the end dabbing for applying concrete structure one (7) is handled, waterproof construction is applied (5), reinforcing bar (9) and fixed structure (4) after binding is good in construction concrete structure two (8);Concrete structure has been propped up with template Two (8);
C) concrete structure two (8) is applied;
D) pointing (6) are applied.
CN201910132224.0A 2019-02-22 2019-02-22 Cold joint waterproof structure for underground engineering construction and construction method Active CN109778917B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110374138A (en) * 2019-07-09 2019-10-25 安徽水利开发股份有限公司 The waterproof construction and construction method of station main body and accessory channel interface
CN110924448A (en) * 2019-11-22 2020-03-27 浙江大学 Waterproof and anti-seepage structure at construction joint of comprehensive pipe gallery and construction method
CN112144577A (en) * 2020-09-23 2020-12-29 江苏省建筑设计研究院有限公司 Novel temporary plugging node for post-cast strip of basement floor
WO2021013199A1 (en) * 2019-07-24 2021-01-28 青岛理工大学 Construction cold joint treatment structure and method for interlocking pile
CN113186984A (en) * 2020-01-14 2021-07-30 中铁第六勘察设计院集团有限公司 Construction process for connecting newly-built underground passage with existing underground structure
CN114482139A (en) * 2021-12-31 2022-05-13 成都建工第二建筑工程有限公司 Basement construction joint antiseep construction structures

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CN206328782U (en) * 2016-11-22 2017-07-14 中冶建筑研究总院有限公司 A kind of water sealing structure of side wall and base plate handing-over seam
CN107190781A (en) * 2017-05-22 2017-09-22 歌山建设集团有限公司 Horizontal joint waterproofing construction method is set up in large space basement roof post-cast strip
CN207597441U (en) * 2017-11-30 2018-07-10 四川国恒建筑设计有限公司 A kind of basement side wall horizontal construction joint water proof structure
CN209779704U (en) * 2019-02-22 2019-12-13 中铁第六勘察设计院集团有限公司 Cold joint waterproof structure for underground engineering construction

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KR20010007916A (en) * 2000-10-23 2001-02-05 진성문 delay-joint method of constructuction for underground structure
CN103205979A (en) * 2013-03-15 2013-07-17 中国十七冶集团有限公司 Method for constructing large raft foundation under high temperature
CN103321257A (en) * 2013-06-18 2013-09-25 浙江海天建设集团有限公司 Anti-cracking seepage-proof construction method for ultra-long mass concrete structure basement
CN206328782U (en) * 2016-11-22 2017-07-14 中冶建筑研究总院有限公司 A kind of water sealing structure of side wall and base plate handing-over seam
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110374138A (en) * 2019-07-09 2019-10-25 安徽水利开发股份有限公司 The waterproof construction and construction method of station main body and accessory channel interface
WO2021013199A1 (en) * 2019-07-24 2021-01-28 青岛理工大学 Construction cold joint treatment structure and method for interlocking pile
US11384502B2 (en) 2019-07-24 2022-07-12 Qingdao university of technology Concrete inside interface processing structure and method for secant pile construction
CN110924448A (en) * 2019-11-22 2020-03-27 浙江大学 Waterproof and anti-seepage structure at construction joint of comprehensive pipe gallery and construction method
CN113186984A (en) * 2020-01-14 2021-07-30 中铁第六勘察设计院集团有限公司 Construction process for connecting newly-built underground passage with existing underground structure
CN112144577A (en) * 2020-09-23 2020-12-29 江苏省建筑设计研究院有限公司 Novel temporary plugging node for post-cast strip of basement floor
CN112144577B (en) * 2020-09-23 2022-06-03 江苏省建筑设计研究院股份有限公司 Interim shutoff node in basement bottom plate post-cast strip
CN114482139A (en) * 2021-12-31 2022-05-13 成都建工第二建筑工程有限公司 Basement construction joint antiseep construction structures

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