CN101200918A - Pre-seal structure of post-subsidence pouring belt and construction method thereof - Google Patents
Pre-seal structure of post-subsidence pouring belt and construction method thereof Download PDFInfo
- Publication number
- CN101200918A CN101200918A CNA200710203357XA CN200710203357A CN101200918A CN 101200918 A CN101200918 A CN 101200918A CN A200710203357X A CNA200710203357X A CN A200710203357XA CN 200710203357 A CN200710203357 A CN 200710203357A CN 101200918 A CN101200918 A CN 101200918A
- Authority
- CN
- China
- Prior art keywords
- concrete
- pouring
- subsidence
- post
- cover plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The present invention relates to a post-subsidence pouring belt pre-sealed structure and a construction method thereof. A post-subsidence pouring belt is constructed at the position of the structure, where the subsidence is not stable, a post-pouring belt moulding board is laid on the bottom surface of the subsidence space in the post-subsidence pouring belt, a steel reinforcement cage is arranged in the subsidence space, a mortar layer is paved along the upper surface and both edges of the post-subsidence pouring belt, and a concrete cover plate laid on the mortar layer is connected with a transition layer, a water-proof layer, a concrete protection layer and backfilled soil in order; a concrete-pouring hole is reserved on the concrete cover plate, a concrete-pouring tube is vertically connected with the concrete-pouring hole, the lower tube orifice of the concrete-pouring tube is inserted into the subsidence space, and the upper tube orifice of the concrete-pouring tube is exposed outside the backfilled soil and temporarily sealed and wrapped by the tube top; at the position of the concrete-pouring tube, the water-proof layer and the concrete protection layer are extended upwards to wrap the concrete-pouring tube, and fixed outside of the upper tube orifice of the concrete-pouring tube. The present invention resolves the problem that the sealing construction at the joint of a subsidence belt structure is carried out in advance, and therefore the present invention can not only greatly shorten the construction period and reduce the construction cost, but also satisfy the force-bearing requirement on the structure and ensure the quality of the project.
Description
(1) technical field
The present invention relates to a kind of concrete building structures and job practices thereof, particularly a kind of different floor heights, different subsiding belts concrete building structures and job practices thereof.
(2) background technology
In the construction of construction work, because the design difference of engineering structures floor height, also be not quite similar in the junction settling rate of the different floor heights of structure.If while concreting, structure junction just may can not guarantee that structure reaches the stressed requirement of design because of hidden dangers in project such as different sedimentation generation depressions or cracks.Conventional job practices is for after treating that structure sediment is stable, again to the settlement space concreting.Thus, the structure at ± 0.00 place just can't together be sealed with structure floor, also just can't construct in advance in the waterproofing course of its end face design, backfill, pipeline, gardens etc., and this conventional construction method is usually delayed the duration, is unfavorable for the arrangement of total time of construction.
(3) summary of the invention
The purpose of this invention is to provide a kind of pre-seal structure of post-subsidence pouring belt and job practices thereof, solve the technical problem that different sedimentation structures can not be sealed in advance, can't be satisfied programming requirement and structure design force request with conventional job practices.
For achieving the above object, the present invention adopts following technical scheme:
This pre-seal structure of post-subsidence pouring belt, it is characterized in that: structure as yet not the settlement stability place do pouring after settlement, alter-pouring strips mould plate 1 is laid in bottom surface at the settlement space 2 of pouring after settlement inside, in settlement space 2, lay reinforcing cage, shop screed 3 above pouring after settlement and above the two edges, concrete cover plate 4 is sat in the top shop of screed 3, on concrete cover plate 4, and the transition zone that is linked in sequence from bottom to top, waterproofing course, concrete cover 8 and backfill 9; On concrete cover plate 4, reserve concrete casting grout 13, the vertical concrete pouring pipe 11 that connects on this irrigation hole 13, the root and the concrete cover plate 4 of concrete pouring pipe 11 are fixing, the lower nozzle of concrete pouring pipe 11 inserts in the sedimentation cavity, the upper orifice of concrete pouring pipe 11 is exposed to outside the backfill, and is encased by the pipe interim shutoff 12 in top; Above-mentioned waterproofing course and concrete cover 8 extend upward and wrap up concrete pouring pipe 11 at concrete pouring pipe 11 places, in concrete pouring pipe 11 upper orifice fixed outside.
Above-mentioned waterproofing course can be water-repellent paint 6, waterproof roll 7, water-repellent paint 6 composite of water-proof coiled material 7 two-layer or two-layer above waterproof rolls 7.
Above-mentioned levelling transition zone can be extruded sheet 5 external mortars or the external mortar of cystosepiment.
The root of above-mentioned pouring pipe 11 can be fixing with concrete cover plate 4 by fine-stone concrete 10 along the outer ring.
Above-mentioned can be fixing in concrete pouring pipe 11 upper orifices outside by cranse 15.
The job practices of above-mentioned pre-seal structure of post-subsidence pouring belt is characterized in that construction sequence is as follows:
Step 1, in the bottom surface of the settlement space 2 of pouring after settlement inside, install alter-pouring strips mould plate 1;
Step 8 is laid concrete cover 8 on waterproof roll;
As the further optimized technical scheme of the present invention: the levelling transition zone in the above-mentioned steps 6 can be to lay extruded sheet 5 earlier, and extruded sheet 5 plate end both sides recharge concrete triangle slope.
As the further optimized technical scheme of the present invention: the concrete of pouring can be the self-compaction expansive concrete in the above-mentioned steps 10.
Compared with prior art the present invention has following characteristics and beneficial effect: the present invention has overcome the shortcoming of conventional construction method delay duration, and the structure junction that has solved the different settling rate of structure can not be sealed the technical problem of building in advance.The present invention reserves the ater-casting in the structure junction, take sealing measure in advance that ± 0.00 structure ater-casting is sealed in advance, and the while does not influence the normal sedimentation of structure, structure design is stressed.The structure at ± 0.00 place can together be sealed with structure floor, also can construct in advance in the waterproofing course of its end face design, backfill, pipeline, gardens etc., both greatly the reduction of erection time, reduce construction cost, also can satisfy the structural bearing force request, guarantee workmanship.Be particularly useful for taking place easily the concrete building structures of different sedimentations.
(4) description of drawings
The present invention will be further described in detail below in conjunction with accompanying drawing.
Fig. 1 is the schematic diagram of pouring after settlement irrigation hole layout of the present invention;
Fig. 2 is the structural representation of I-I section among Fig. 1;
Fig. 3 is the structural representation of II-II section among Fig. 1.
Reference numeral: 1-alter-pouring strips mould plate, 2-settlement space, 3-screed, 4-concrete cover plate, 5-extruded sheet, 6-water-repellent paint, 7-waterproof roll, 8-concrete cover, 9-backfill, 10-fine-stone concrete, 11-concrete pouring pipe, the interim shutoff in top of 12-pipe, 13-irrigation hole, 14-concrete triangle slope, 15-cranse.
(5) specific embodiment
Embodiment is referring to Fig. 1, Fig. 2, shown in Figure 3, this pre-seal structure of post-subsidence pouring belt, it is characterized in that: structure as yet not the settlement stability place do pouring after settlement, alter-pouring strips mould plate 1 is laid in bottom surface at the settlement space 2 of pouring after settlement inside, in settlement space 2, lay reinforcing cage, shop screed 3 above pouring after settlement and above the two edges, concrete cover plate 4 is sat in the top shop of screed 3, on concrete cover plate 4, the transition zone that is linked in sequence from bottom to top, waterproofing course, concrete cover 8 and backfill 9; On concrete cover plate 4, reserve concrete casting grout 13, the vertical concrete pouring pipe 11 that connects on this irrigation hole 13, pipe diameter 300mm, tube pitch 4000mm.The root and the concrete cover plate 4 of concrete pouring pipe 11 are fixing, and the lower nozzle of concrete pouring pipe 11 inserts in the sedimentation cavity, and the upper orifice of concrete pouring pipe 11 is exposed to outside the backfill, and is encased by the pipe interim shutoff 12 in top; Above-mentioned waterproofing course and concrete cover 8 extend upward and wrap up concrete pouring pipe 11 at concrete pouring pipe 11 places, in concrete pouring pipe 11 upper orifice fixed outside.
Above-mentioned waterproofing course can have multiple, can be water-repellent paint 6, SBS waterproof roll 7, water-repellent paint 6 composite of water-proof coiled material 7 two-layer or two-layer above waterproof rolls 7.
Above-mentioned levelling transition zone is extruded sheet 5 external mortars or the external mortar of cystosepiment.
The root of above-mentioned pouring pipe 11 is fixing with concrete cover plate 4 by fine-stone concrete 10 along the outer ring.
Above-mentioned fixing by cranse 15 in concrete pouring pipe 11 upper orifices outside.
The job practices of above-mentioned pre-seal structure of post-subsidence pouring belt is characterized in that construction sequence is as follows:
Step 1, in the bottom surface of the settlement space 2 of pouring after settlement inside, install alter-pouring strips mould plate 1.This ater-casting formwork is the same with conventional construction, and when requiring to install template, alter-pouring strips mould plate must and support with large-area template and disconnect, and support will be established relatively independent stull, upright support and bridging.When large-area form removal, must keep alter-pouring strips mould plate and support motionless, just on the ater-casting before the pre-closure construction, must reexamine, reinforce alter-pouring strips mould plate and support, when to guarantee the top backfill, alter-pouring strips mould plate and support do not have a bit loosening and distortion, during the pouring ater-casting, alter-pouring strips mould plate must not have the slurry of race, spillage.During form removal fully by the requirement of common floor concrete.
Step 8, the concrete cover 8 of the thick C25 of laying 100mm on waterproof roll, the concrete cover construction is with conventional construction.
Work progress of the present invention: earlier with the template firm supporting, tied up reinforcing bar, covered with the concrete cover plate thereon, and carry out waterproofing course and concrete cover by design in the above, treat that agent structure binds after, use C45 self-compaction expansion concrete (without vibration concrete) that the ater-casting is filled again.The construction technology pattern is as follows: ater-casting formwork and form removal → ater-casting reinforcing bar binding → concrete cover plate installation → extruded sheet installation → construction of waterproof layer → do 100 thick C25 concrete cover → backfill → ater-casting self-compacting concrete pouring → concrete curing → ater-casting concrete inspection of quality.
Claims (8)
1. pre-seal structure of post-subsidence pouring belt, it is characterized in that: structure as yet not the settlement stability place do pouring after settlement, alter-pouring strips mould plate (1) is laid in bottom surface at the settlement space (2) of pouring after settlement inside, in settlement space (2), lay reinforcing cage, above pouring after settlement and spread screed (3) above the two edges, concrete cover plate (4) is sat in the top shop of screed (3), on concrete cover plate (4), the transition zone that is linked in sequence from bottom to top, waterproofing course, concrete cover (8) and backfill (9); Go up reservation concrete casting grout (13) at concrete cover plate (4), this irrigation hole (13) goes up the vertical concrete pouring pipe (11) that connects, the root of concrete pouring pipe (11) and concrete cover plate (4) are fixing, the lower nozzle of concrete pouring pipe (11) inserts in the sedimentation cavity, the upper orifice of concrete pouring pipe (11) is exposed to outside the backfill, and is encased by the pipe interim shutoff in top (12); Above-mentioned waterproofing course and concrete cover (8) are located at concrete pouring pipe (11), extend upward and wrap up concrete pouring pipe (11), in concrete pouring pipe (11) upper orifice fixed outside.
2. pre-seal structure of post-subsidence pouring belt according to claim 1 is characterized in that: above-mentioned waterproofing course is water-repellent paint (6), waterproof roll (7), the two-layer or two-layer above waterproof roll of water-repellent paint (6) composite of water-proof coiled material (7) (7).
3. pre-seal structure of post-subsidence pouring belt according to claim 1 is characterized in that: above-mentioned levelling transition zone is external mortar of extruded sheet (5) or the external mortar of cystosepiment.
4. pre-seal structure of post-subsidence pouring belt according to claim 1 is characterized in that: the root of above-mentioned pouring pipe (11) is fixing by fine-stone concrete (10) and concrete cover plate (4) along the outer ring.
5. pre-seal structure of post-subsidence pouring belt according to claim 1 is characterized in that: above-mentioned fixing by cranse (15) in concrete pouring pipe (11) upper orifice outside.
6. the job practices of any described pre-seal structure of post-subsidence pouring belt of claim 1-5 is characterized in that construction sequence is as follows:
Step 1, in the bottom surface of the settlement space (2) of pouring after settlement inside, install alter-pouring strips mould plate (1);
Step 2, in settlement space (2), lay reinforcing cage, assembling reinforcement;
Step 3, above pouring after settlement and two edges length to laying screed (3);
Step 4, concrete cover plate (4) is sat in the shop on screed, is distributed with irrigation hole (13) on the concrete cover plate (4), and concrete cover plate (4) is in advance with settlement space sealing, the fill concrete triangle slope, both sides (14) of concrete cover plate (4);
Step 5, the irrigation hole (13) of concrete cover plate (4) goes up installs concrete pouring pipe (11), earlier concrete pouring pipe (11) is stood on the irrigation hole (13), in fine-stone concrete (10) filling and fixing of the junction of concrete pouring pipe (11) and irrigation hole (13), become fine-stone concrete triangle slope, the upper orifice of concrete pouring pipe (11) is done pipe top interim shutoff (12);
Step 6, in the central authorities of concrete cover plate (4) upper surface, along ater-casting length to doing the levelling transition zone;
Step 7 is carried out waterproof construction, above extruded sheet, and parcel plate end concrete triangle slope laying water-proof coiled material, on waterproof roll, re-lay waterproof roll, and water pipe to the upper orifice place with waterproof roll parcel concrete down to the whole surface of pouring after settlement;
Step 8 is laid concrete cover (8) on waterproof roll;
Step 9, construction backfill (9);
Step 10, treat that structure sediment is stable after, open pipe top interim shutoff (12), from concrete pouring pipe (11) placing of concrete in settlement space (2).
7. the job practices of pre-seal structure of post-subsidence pouring belt according to claim 6 is characterized in that: the levelling transition zone in the above-mentioned steps 6 is to lay extruded sheet (5) earlier, and extruded sheet (5) plate end both sides recharge concrete triangle slope.
8. the job practices of pre-seal structure of post-subsidence pouring belt according to claim 6 is characterized in that: the concrete of pouring is the self-compaction expansive concrete in the above-mentioned steps (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710203357XA CN100507173C (en) | 2007-12-24 | 2007-12-24 | Pre-seal structure of post-subsidence pouring belt and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710203357XA CN100507173C (en) | 2007-12-24 | 2007-12-24 | Pre-seal structure of post-subsidence pouring belt and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101200918A true CN101200918A (en) | 2008-06-18 |
| CN100507173C CN100507173C (en) | 2009-07-01 |
Family
ID=39516258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200710203357XA Expired - Fee Related CN100507173C (en) | 2007-12-24 | 2007-12-24 | Pre-seal structure of post-subsidence pouring belt and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100507173C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277963A (en) * | 2011-05-06 | 2011-12-14 | 江苏正威建设有限公司 | Structure for preventing pre-cast concrete from overflowing into post-cast strip |
| CN102877551A (en) * | 2012-09-04 | 2013-01-16 | 广州市恒盛建设工程有限公司 | Crack control structure of micro-expansion concrete post-cast strip |
| CN106759966A (en) * | 2016-12-28 | 2017-05-31 | 山东万鑫建设有限公司 | Pouring after settlement shaped steel transition mast temporary support construction method |
| CN108396783A (en) * | 2018-05-17 | 2018-08-14 | 中冶天工集团天津有限公司 | A kind of pre- closure grouting devices and methods therefor of basement roof pouring after settlement |
| CN111305396A (en) * | 2019-11-25 | 2020-06-19 | 上海泾东建筑发展有限公司 | Closed structure applied to building construction process and construction process thereof |
| CN111549828A (en) * | 2020-05-28 | 2020-08-18 | 深圳市建工集团股份有限公司 | Construction method of detachable blocking steel plate of basement roof post-cast strip |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0598636A (en) * | 1991-10-08 | 1993-04-20 | Ask Kenkyusho:Kk | Cylindrical shell foundation and construction method thereof |
| JP2939250B1 (en) * | 1998-08-25 | 1999-08-25 | ナショナル住宅産業株式会社 | Joint structure |
| CN2592740Y (en) * | 2002-06-26 | 2003-12-17 | 刘宇航 | Ater-casting rubber waterstop |
| CN100480470C (en) * | 2006-11-20 | 2009-04-22 | 包国建 | Soft foundation processing method for rapidly eliminating differential settlement |
-
2007
- 2007-12-24 CN CNB200710203357XA patent/CN100507173C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277963A (en) * | 2011-05-06 | 2011-12-14 | 江苏正威建设有限公司 | Structure for preventing pre-cast concrete from overflowing into post-cast strip |
| CN102277963B (en) * | 2011-05-06 | 2013-04-24 | 江苏正威建设有限公司 | Structure for preventing pre-cast concrete from overflowing into post-cast strip |
| CN102877551A (en) * | 2012-09-04 | 2013-01-16 | 广州市恒盛建设工程有限公司 | Crack control structure of micro-expansion concrete post-cast strip |
| CN106759966A (en) * | 2016-12-28 | 2017-05-31 | 山东万鑫建设有限公司 | Pouring after settlement shaped steel transition mast temporary support construction method |
| CN108396783A (en) * | 2018-05-17 | 2018-08-14 | 中冶天工集团天津有限公司 | A kind of pre- closure grouting devices and methods therefor of basement roof pouring after settlement |
| CN111305396A (en) * | 2019-11-25 | 2020-06-19 | 上海泾东建筑发展有限公司 | Closed structure applied to building construction process and construction process thereof |
| CN111549828A (en) * | 2020-05-28 | 2020-08-18 | 深圳市建工集团股份有限公司 | Construction method of detachable blocking steel plate of basement roof post-cast strip |
| CN111549828B (en) * | 2020-05-28 | 2021-11-23 | 深圳市建工集团股份有限公司 | Construction method of detachable blocking steel plate of basement roof post-cast strip |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100507173C (en) | 2009-07-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105178357B (en) | Prefabricated subsurface structure under foundation trench open cutting condition and construction method for prefabricated subsurface structure under foundation trench open cutting condition | |
| CN100507173C (en) | Pre-seal structure of post-subsidence pouring belt and construction method thereof | |
| CN106013954B (en) | A kind of construction method of combination enclosing | |
| CN106759439B (en) | Tower crane foundation for foundation pit and construction method thereof | |
| CN105862873A (en) | Construction method of underground water prevention and exterior wall structures of narrow space of deep foundation pit | |
| CN101003975A (en) | Retaining wall in lightweight, and construction method | |
| WO2018172780A1 (en) | Retaining structure | |
| CN103410173A (en) | Construction method for vertical post pouring belt plugging of underground structural outer wall | |
| CN110541431A (en) | waterproof structure of pipe gallery and construction method thereof | |
| CN212129250U (en) | Construction structure for additionally arranging collecting groove on post-cast strip of high-water-level foundation | |
| CN113898056A (en) | Construction method of traffic lane inspection well | |
| CN212104217U (en) | Waterproof construction structure between basement bottom plate and supporting pile | |
| US7073304B2 (en) | Corner building block, system and method | |
| CN204645093U (en) | Poured band of outer wall of basement advanced processing constructs | |
| CN112813757A (en) | Foam light soil composite roadbed construction method for bridge head transition treatment | |
| CN115961647A (en) | Basement roof post-cast strip advanced sealing structure, construction structure and construction method | |
| CN107152083A (en) | Concrete-filled steel tube truss building and its construction method | |
| CN217557020U (en) | Gardens exempt from in advance to build prefabricated post-cast strip of U type | |
| CN220644525U (en) | Brick rainwater inspection shaft | |
| CN111101446B (en) | Construction method of soil-covered corrugated steel plate bridge | |
| CN220977743U (en) | Culvert pipe flow-guiding seepage-proofing structure | |
| CN208293622U (en) | Basement post-pouring zone shifts to an earlier date enclosed construction | |
| CN212865570U (en) | Earthing corrugated steel plate bridge based on prestressed tendons | |
| CN216920628U (en) | Novel precast concrete drainage inspection shaft | |
| CN211447041U (en) | Upper waterproof structure of anti-floating anchor rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHONGJIAN 8TH BUREAU 3ED CONSTRUCTION CO., LTD.; Free format text: FORMER OWNER: ZHONGJIAN 8TH BUREAU 3ED CONSTRUCTION CO., LTD. Effective date: 20080912 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20080912 Address after: Beijing city Fengtai District Haiying Road No. 6 Building No. 30 hospital post encoding: 100070 Applicant after: Zhongjian two Bureau Third Construction Engineering Co., Ltd. Co-applicant after: China Construction Second Engineering Bureau Co., Ltd. Address before: Beijing city Fengtai District Haiying Road No. 6 Building No. 30 hospital post encoding: 100070 Applicant before: Third Construction Engineering Co., Ltd. of China Construction Second Engineering Bureau |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090701 Termination date: 20171224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |