CN105735364A - Concrete joint waterproofing system, construction method and protective component applied to system - Google Patents
Concrete joint waterproofing system, construction method and protective component applied to system Download PDFInfo
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- CN105735364A CN105735364A CN201610119754.8A CN201610119754A CN105735364A CN 105735364 A CN105735364 A CN 105735364A CN 201610119754 A CN201610119754 A CN 201610119754A CN 105735364 A CN105735364 A CN 105735364A
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- grouting pipe
- concrete joint
- waterproof
- connecting tube
- pipe
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Building Environments (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a concrete joint waterproofing system and a protective component. The waterproofing system comprises a grouting tube (31), a grouting guide tube (33) and the protective component (34), wherein the grouting tube (31) is arranged on a first working surface of a first wall body (1); the first working surface faces a concrete joint; a first end of the grouting guide tube (33) is positioned in a second working surface of the first wall body (1); a second end of the grouting guide tube (33) and the grouting tube (31) intersect; and the protective component (34) is used for covering the first end of the grouting guide tube.
Description
Technical field
The present invention relates to waterproofing work technical field, particularly a kind of mixed concrete seam waterproof system, construction method and the protection component for this system.
Background technology
At present, in underground waterproof engineering, easily there is the position of percolating water in the various seam of concrete (containing movement joint, concrete joint, cold joint), wall pipe (box) and reserved passageway joint etc., owing to the civil engineering engineering method of underground engineering is more, concrete seam for some special engineering methods or privileged sites, waterstop cannot be set or to arrange waterstop comparatively difficult, adopt sealing rod or fluid sealant to be difficult to again meet waterproof requirement.And when percolating water phenomenon occurs in concrete seam, the method that hole drilling type slip casting is afterwards usually taken carries out leak stopping maintenance, when leak-stopping technique is wrong or during construction wrong, then xoncrete structure can be brought certain destruction, overall structure is caused injury in various degree, so not only spend expensive, and waterproofing and leakage-stopping effect also can not get being effectively ensured.
Summary of the invention
The technical problem to be solved is to provide a kind of mixed concrete seam waterproof system, construction method and the protection component for this system.Can adopt and waterproof filling system is set in advance at concrete seam position, be i.e. advanced pre-buried waterproof filling system, the later stage once seepage occurs, then to the method that it carries out slip casting.This relatively easy convenience of waterproof system engineering method, and repeatable repeatedly use, waterproof effect is reliable, is also readily obtained guarantee.
A kind of concrete joint waterproof system, including Grouting Pipe, grouting pipe and protection component；
Described Grouting Pipe is arranged on first scope of operation of the first body of wall, and described first scope of operation is towards described concrete joint；
First end of described grouting pipe is positioned at second scope of operation of described first body of wall；
Described grouting pipe the second end and described Grouting Pipe cross；
Described protection component is for covering the first end of described grouting pipe.
Further, described protection component includes being provided with the bottom of through hole, connecting tube；Described connecting tube is through described through hole, and the first end of described connecting tube is connected with nested form with conduit first end, and described connecting tube the second end is with port sleeve to be connected, and described port sleeve adopts stereoplasm tube.
Further, described bottom has the sidewall extended along hard tube side；Described protection component also includes: sheath and top cover；One end of described sheath is connected in a nesting relation with the sidewall of described bottom, and the other end is connected with nested or engagement thread with described top cover.
Further, described bottom is additionally provided with, towards the side of described grouting pipe, the steel band outwards extended in " eight " font.
Further, described Grouting Pipe end is provided with slip casting connecting tube, and the second end of described grouting pipe and the slip casting connecting tube of described Grouting Pipe cross, and described Grouting Pipe length is less than 6m.
Further, a described Grouting Pipe is arranged than or equal to a described conduit.
Further, described concrete joint waterproof system also includes waterproof packed layer；Described waterproof packed layer is positioned at described concrete joint, and described waterproof packed layer 4 is injected by described grouting pipe by waterproof material and flows into described concrete joint through Grouting Pipe and solidify to form.
Further, described waterproof packed layer adopt soluble polyurethane, epoxy resin, superfine cement slurry, acrylate resins one or more.
Further, described grouting pipe is arranged on described first body of wall inside or extends second scope of operation of described first body of wall along described concrete joint.
Further, when being provided with middle buried water stop or sealing rod in described concrete joint, described Grouting Pipe is arranged on middle buried water stop or sealing rod upstream face side；When being not provided with waterstop, sealing rod in described concrete joint, described Grouting Pipe is arranged on the position of center line of concrete joint, and the distance from any side of concrete joint is not less than 100mm.
The invention also discloses a kind of protection component being applied to described concrete joint waterproof system, including being provided with the bottom of through hole, connecting tube；Described connecting tube is through described through hole, and the first end of described connecting tube is connected with nested form with conduit first end, and described connecting tube the second end is with port sleeve to be connected, and described port sleeve adopts stereoplasm tube.
Further, described bottom has the sidewall extended along hard tube side；Described protection component also includes: sheath and top cover；One end of described sheath is connected in a nesting relation with the sidewall of described bottom, and the other end is connected with nested or engagement thread with described top cover.
Further, described protection component also includes: described bottom is additionally provided with, towards the side of described grouting pipe, the steel band outwards extended in " eight " font.
The invention also discloses the construction method of a kind of concrete joint waterproof system, comprise the steps:
Being embedded in by described Full-face pouring pipe inside described first body of wall, the first end of described grouting pipe is positioned at second scope of operation of described first body of wall；Described Grouting Pipe is positioned at first scope of operation in described first body of wall face, and described first scope of operation is towards described concrete joint；
Water filling in described Full-face pouring pipe, confirms that described Full-face pouring pipe is unimpeded and then carries out slip casting, during slip casting, by described grouting pipe, waterproof material is fed into described Full-face pouring pipe, and waterproof material is packed into concrete joint after being flowed out by described Grouting Pipe；Exhaust end waterproof material overflows Full-face pouring pipe described in rear enclosed.
Further, maximum grouting pressure is less than 20MPa
Further, in the construction method of the seam waterproof system of described application Full-face pouring pipe, the spacing of multiple described Full-face pouring pipes is 3～4m, with quincunx stringing.
Further, before mortar depositing construction, body of wall end, concrete joint two ends is carried out dabbing process, then clean out the dust in described concrete joint, laitance；And use losing fangle position and the concrete comb hole position of inorganic quick-set mending concrete seam both sides body of wall base material.
Further, described Grouting Pipe use fixed mount and nail and described first body of wall are fixed and are connected；Described grouting pipe adopts anchoring piece to be fixed on the interior reinforcing bar of described first body of wall.
The beneficial effects of the present invention is, can adopt and waterproof filling system is set in advance at concrete seam position, be i.e. advanced pre-buried waterproof filling system, the later stage once seepage occurs, then to the method that it carries out slip casting.This relatively easy convenience of waterproof system engineering method, and repeatable repeatedly use, waterproof effect is reliable, is also readily obtained guarantee.
Accompanying drawing explanation
With reference to the following drawings, it is better understood with many aspects of the present invention.Ingredient in accompanying drawing is not necessarily to scale, it is preferred that emphasis is clearly exemplify principles of the invention.
Fig. 1 is organigram of the present invention.
Fig. 2 Full-face pouring tubular construction schematic diagram of the present invention
Organigram of the present invention when Fig. 3 is for there being a middle buried water stop.
Organigram of the present invention when Fig. 4 is for there being a buried water stop in another kind.
Organigram of the present invention when Fig. 5 is for there being a sealing rod.
Fig. 6 grouting pipe of the present invention and protection component connection diagram.
The seam waterproof system scheme of installation of Fig. 7 application Full-face pouring pipe of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention being further described, following example are only for clearly illustrating technical scheme, and can not limit the scope of the invention with this.
Embodiment 1
As shown in figs. 1-7, the concrete technical scheme of the present invention is as follows:
A kind of concrete joint waterproof system, including Grouting Pipe 31, grouting pipe 33 and protection component 34；
Described Grouting Pipe 31 is arranged on first scope of operation of the first body of wall 1, and described first scope of operation is towards described concrete joint；
First end of described grouting pipe 33 is positioned at second scope of operation of described first body of wall 1；
Described grouting pipe 33 second end and described Grouting Pipe 31 cross；
Described protection component 34 is for covering the first end of described grouting pipe 33.
The invention also discloses a kind of protection component being applied to described concrete joint waterproof system, including:
It is provided with the bottom 341 of through hole, connecting tube 332；Described connecting tube 332 is through described through hole, and the first end of described connecting tube 332 is connected with nested form with conduit 331 first end, and described connecting tube 332 second end is with port sleeve 333 to be connected, and described port sleeve 333 adopts stereoplasm tube.
The invention also discloses the construction method of a kind of concrete joint waterproof system, comprise the steps:
Cut out the Grouting Pipe 31 that length matches with described concrete joint, and described Grouting Pipe 31 length is less than 6m；
Ready described Full-face pouring pipe 3 being embedded in described first body of wall 1 internal, it is outside that described Grouting Pipe 31 extends described first body of wall 1；Described Grouting Pipe 31 is positioned at first scope of operation of described first body of wall 1, and described first scope of operation is towards described concrete joint；Described grouting pipe 33 first end is positioned at second scope of operation of described first body of wall 1；
Water filling in described Full-face pouring pipe 3, judge that whether described Full-face pouring pipe 3 unimpeded and detergent line, confirm that described Full-face pouring pipe 3 is unimpeded and then carry out slip casting, during slip casting, by described grouting pipe 33, waterproof material being fed into described Full-face pouring pipe 3, waterproof material is packed into concrete joint after being flowed out by described Grouting Pipe 31；Exhaust end waterproof material overflows Full-face pouring pipe 3 described in rear enclosed, progressively slowly pressurizes；Maximum grouting pressure is less than 20MPa.
The present invention is adopted can effectively to prevent and treat the water leakage problem at the underground engineering detail treatment positions such as the various seam of concrete (containing movement joint, construction joint, cold joint), building enclosure and base plate seam, wall pipe (box) and reserved passageway joint.The waterproofing and leakage-stopping effect of concrete seam, the structural stability of Concrete Structure seam crossing can be improved.It is widely used in the waterproofing and leakage-stopping at the detail treatment positions such as underground engineering concrete seam, wall pipe (box) and reserved passageway joint.Compared with traditional approach, the Full-face pouring pipe of the present invention has the repeatable characteristic used, it is possible to construction gap is repeatedly repaired.
Embodiment 2
As shown in figs. 1-7, the concrete technical scheme of the present invention is as follows:
A kind of concrete joint waterproof system, including Grouting Pipe 31, grouting pipe 33, protection component 34, waterproof packed layer 4；
Described protection component 34 includes being provided with the bottom 341 of through hole, connecting tube 332；Described connecting tube 332 is through described through hole, and the first end of described connecting tube 332 is connected with nested form with conduit 331 first end, and described connecting tube 332 second end is with port sleeve 333 to be connected, and described port sleeve 333 adopts stereoplasm tube；
Described bottom 341 has the sidewall extended along hard tube side；Described protection component also includes: sheath 342 and top cover 343；One end of described sheath 342 is connected in a nesting relation with the sidewall of described bottom, and the other end is connected with nested or engagement thread with described top cover 343；
The side towards described grouting pipe of described bottom 341 is additionally provided with the steel band 344 outwards extended in " eight " font.
Described conduit 331 second end is connected with described Grouting Pipe 31 sidewall, described conduit 331 and described Grouting Pipe 31 angle in 90 °；
Described waterproof packed layer 4 is positioned at described concrete joint, and described waterproof packed layer 4 is injected described concrete joint by waterproof material by described grouting pipe 33 and solidify to form；
Described waterproof packed layer 4 is positioned at described concrete joint, described waterproof packed layer 4 is injected described concrete joint by waterproof material by described grouting pipe 33 and is solidify to form, described waterproof packed layer 4 adopt soluble polyurethane, epoxy resin, superfine cement slurry, acrylate resins one or more.
The invention also discloses a kind of protection component being applied to described concrete joint waterproof system, including:
It is provided with the bottom 341 of through hole, connecting tube 332；Described connecting tube 332 is through described through hole, and the first end of described connecting tube 332 is connected with nested form with conduit 331 first end, and described connecting tube 332 second end is with port sleeve 333 to be connected, and described port sleeve 333 adopts stereoplasm tube.Described bottom 341 has the sidewall extended along hard tube side；Described protection component also includes: sheath 342 and top cover 343；One end of described sheath 342 is connected in a nesting relation with the sidewall of described bottom, and the other end is connected with nested or engagement thread with described top cover 343.The side towards described grouting pipe of described bottom 341 is additionally provided with the steel band 344 outwards extended in " eight " font.
The invention also discloses the construction method of a kind of concrete joint waterproof system, comprise the steps:
Cut out the Grouting Pipe 31 that length matches with described concrete joint, and described Grouting Pipe 31 length is less than 6m；
Ready described Full-face pouring pipe 3 being embedded in described first body of wall 1 internal, it is outside that described Grouting Pipe 31 extends described first body of wall 1；Described Grouting Pipe 31 is positioned at first scope of operation of described first body of wall 1, and described first scope of operation is towards described concrete joint；Described grouting pipe 33 first end is positioned at second scope of operation of described first body of wall 1；Described Grouting Pipe 31 uses that fixed mount 311 and nail 312 are fixing with described first body of wall 1 to be connected；Described grouting pipe 33 adopts anchoring piece 334 to be fixed on the interior reinforcing bar 11 of described first body of wall 1.
Body of wall end, concrete joint two ends is carried out dabbing process, then cleans out the dust in described concrete joint, laitance；Use losing fangle position and the concrete comb hole position of inorganic quick-set mending concrete seam both sides body of wall base material so that it is surface smooths straight, internal closely knit；
Water filling in described Full-face pouring pipe 3, judge that whether described Full-face pouring pipe 3 unimpeded and detergent line, confirm that described Full-face pouring pipe 3 is unimpeded and then carry out slip casting, during slip casting, by described grouting pipe 33, waterproof material being fed into described Full-face pouring pipe 3, waterproof material is packed into concrete joint after being flowed out by described Grouting Pipe 31；Exhaust end waterproof material overflows Full-face pouring pipe 3 described in rear enclosed, progressively slowly pressurizes；Maximum grouting pressure is less than 20MPa.
The present invention is adopted can effectively to prevent and treat the water leakage problem at the underground engineering detail treatment positions such as the various seam of concrete (containing movement joint, construction joint, cold joint), building enclosure and base plate seam, wall pipe (box) and reserved passageway joint.The waterproofing and leakage-stopping effect of concrete seam, the structural stability of Concrete Structure seam crossing can be improved.It is widely used in the waterproofing and leakage-stopping at the detail treatment positions such as underground engineering concrete seam, wall pipe (box) and reserved passageway joint.Compared with traditional approach, the Full-face pouring pipe of the present invention has the repeatable characteristic used, it is possible to construction gap is repeatedly repaired.
The above is only the preferred embodiments of the present invention; it should be pointed out that, for those skilled in the art, under the premise without departing from the technology of the present invention principle; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a concrete joint waterproof system, it is characterised in that include Grouting Pipe (31), grouting pipe (33) and protection component (34)；
Described Grouting Pipe (31) is arranged on first scope of operation of the first body of wall (1), and described first scope of operation is towards described concrete joint；
First end of described grouting pipe (33) is positioned at second scope of operation of described first body of wall (1)；
Described grouting pipe (33) second end and described Grouting Pipe (31) cross；
Described protection component (34) is used for covering the first end of described grouting pipe (33).
2. concrete joint waterproof system as claimed in claim 1, it is characterised in that described protection component (34) includes being provided with the bottom (341) of through hole, connecting tube (332)；Described connecting tube (332) the described through hole of traverse, first end of described connecting tube (332) is connected with nested form with conduit (331) first end, described connecting tube (332) second end is with port sleeve (333) to be connected, and described port sleeve (333) adopts stereoplasm tube.
3. concrete joint waterproof system as claimed in claim 2, it is characterised in that there is on described bottom (341) sidewall extended along hard tube side；Described protection component also includes: sheath (342) and top cover (343)；One end of described sheath (342) is connected in a nesting relation with the sidewall of described bottom, and the other end is connected with nested or engagement thread with described top cover (343).
4. concrete joint waterproof system as claimed in claim 1, it is characterized in that, described Grouting Pipe end is provided with slip casting connecting tube (313), the slip casting connecting tube (313) of the second end of described grouting pipe (331) and described Grouting Pipe (31) crosses, and described Grouting Pipe (31) length is less than 6m.
5. concrete joint waterproof system as claimed in claim 1, it is characterised in that described system also includes waterproof packed layer (4)；Described waterproof packed layer (4) is positioned at described concrete joint, and described waterproof packed layer (4) is injected by described grouting pipe (33) by waterproof material and flows into described concrete joint through Grouting Pipe (31) and solidify to form；Described waterproof packed layer (4) adopt soluble polyurethane, epoxy resin, superfine cement slurry, acrylate resins one or more.
6. concrete joint waterproof system as claimed in claim 1, it is characterized in that, described grouting pipe (33) is arranged on described first body of wall (1) inside or extends second scope of operation of described first body of wall (1) along described concrete joint.
7. concrete joint waterproof system as claimed in claim 1, it is characterised in that when being provided with middle buried water stop or sealing rod in described concrete joint, described Grouting Pipe (31) is arranged on middle buried water stop or sealing rod upstream face side；When being not provided with waterstop, sealing rod in described concrete joint, described Grouting Pipe (31) is arranged on the position of center line of concrete joint, and the distance from any side of concrete joint is not less than 100mm.
8. the protection component being applied to concrete joint waterproof system as claimed in claim 1, it is characterised in that this protection component includes:
It is provided with the bottom (341) of through hole, connecting tube (332)；Described connecting tube (332) the described through hole of traverse, first end of described connecting tube (332) is connected with nested form with conduit (331) first end, described connecting tube (332) second end is with port sleeve (333) to be connected, and described port sleeve (333) adopts stereoplasm tube.
9. protect component as claimed in claim 8, it is characterised in that described bottom (341) has the sidewall extended along hard tube side；Described protection component also includes: sheath (342) and top cover (343)；One end of described sheath (342) is connected in a nesting relation with the sidewall of described bottom, and the other end is connected with nested or engagement thread with described top cover (343).
10. a construction method for concrete joint waterproof system, comprises the steps:
Described Full-face pouring pipe (3) being embedded in described first body of wall (1) internal, it is outside that described Grouting Pipe (31) extends described first body of wall (1)；Described Grouting Pipe (31) is positioned at first scope of operation in described first body of wall (1) face, and described first scope of operation is towards described concrete joint；Described grouting pipe (33) first end is positioned at second scope of operation of described first body of wall (1)；
To the interior water filling of described Full-face pouring pipe (3), confirm that described Full-face pouring pipe (3) is unimpeded and then carry out slip casting, during slip casting, by described grouting pipe (33), waterproof material being fed into described Full-face pouring pipe (3), waterproof material is packed into concrete joint after being flowed out by described Grouting Pipe (31)；Exhaust end waterproof material overflows Full-face pouring pipe (3) described in rear enclosed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610119754.8A CN105735364B (en) | 2016-03-03 | 2016-03-03 | Concrete joint waterproof system, construction method and the protection component for the system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610119754.8A CN105735364B (en) | 2016-03-03 | 2016-03-03 | Concrete joint waterproof system, construction method and the protection component for the system |
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| CN105735364A true CN105735364A (en) | 2016-07-06 |
| CN105735364B CN105735364B (en) | 2017-12-26 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106223496A (en) * | 2016-09-20 | 2016-12-14 | 中建八局第四建设有限公司 | A kind of post-cast strip antiseepage grouting device |
| CN106638710A (en) * | 2017-02-17 | 2017-05-10 | 四川省第六建筑有限公司 | New and old underground building joint construction seam waterproof processing technology |
| CN106948505A (en) * | 2017-05-09 | 2017-07-14 | 北京市市政工程设计研究总院有限公司 | A kind of Grouting Pipe interface protection box |
| CN108104287A (en) * | 2018-01-05 | 2018-06-01 | 广州市芳村建筑工程有限公司 | Concrete structure and the segmentation casting method using the concrete structure |
| CN108265762A (en) * | 2018-04-09 | 2018-07-10 | 中国建筑第八工程局有限公司 | Replaceable pipe gallery waterproofing of movement joints joint structure |
| CN109113068A (en) * | 2018-10-16 | 2019-01-01 | 中冶南方工程技术有限公司 | A kind of inverse construction joint structure for building construction of deep basal pit |
| CN110485853A (en) * | 2018-05-15 | 2019-11-22 | 张展祥 | The built-in type anti-leaking method of window frame |
| CN110872869A (en) * | 2019-11-27 | 2020-03-10 | 中铁城建集团第二工程有限公司 | Waterproof construction method for joints of external wall panels |
| CN114773011A (en) * | 2022-05-26 | 2022-07-22 | 浙大宁波理工学院 | Interface joint material based on industrial solid wastes and preparation method thereof |
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| CN105113554A (en) * | 2015-08-27 | 2015-12-02 | 上海市政工程设计研究总院（集团）有限公司 | Girth joint structure of prefabricated assembly tunnel |
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| CN2929062Y (en) * | 2006-07-31 | 2007-08-01 | 蒋才荣 | Reusable concrete crack grouting pipe |
| CN103321255A (en) * | 2013-07-19 | 2013-09-25 | 中冶建工集团有限公司 | Underground concrete structural engineering joint waterproof construction method |
| CN203583524U (en) * | 2013-11-28 | 2014-05-07 | 中铁二十局集团第五工程有限公司 | Waterproof structure for annular construction joints of peat soft soil stratum subway station |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106223496A (en) * | 2016-09-20 | 2016-12-14 | 中建八局第四建设有限公司 | A kind of post-cast strip antiseepage grouting device |
| CN106638710A (en) * | 2017-02-17 | 2017-05-10 | 四川省第六建筑有限公司 | New and old underground building joint construction seam waterproof processing technology |
| CN106948505A (en) * | 2017-05-09 | 2017-07-14 | 北京市市政工程设计研究总院有限公司 | A kind of Grouting Pipe interface protection box |
| CN108104287A (en) * | 2018-01-05 | 2018-06-01 | 广州市芳村建筑工程有限公司 | Concrete structure and the segmentation casting method using the concrete structure |
| CN108265762A (en) * | 2018-04-09 | 2018-07-10 | 中国建筑第八工程局有限公司 | Replaceable pipe gallery waterproofing of movement joints joint structure |
| CN110485853A (en) * | 2018-05-15 | 2019-11-22 | 张展祥 | The built-in type anti-leaking method of window frame |
| CN109113068A (en) * | 2018-10-16 | 2019-01-01 | 中冶南方工程技术有限公司 | A kind of inverse construction joint structure for building construction of deep basal pit |
| CN109113068B (en) * | 2018-10-16 | 2024-04-12 | 中冶南方工程技术有限公司 | Construction joint structure for reverse construction of deep foundation pit |
| CN110872869A (en) * | 2019-11-27 | 2020-03-10 | 中铁城建集团第二工程有限公司 | Waterproof construction method for joints of external wall panels |
| CN114773011A (en) * | 2022-05-26 | 2022-07-22 | 浙大宁波理工学院 | Interface joint material based on industrial solid wastes and preparation method thereof |
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| CN105735364B (en) | 2017-12-26 |
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