CN101200950A - Pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod - Google Patents
Pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod Download PDFInfo
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- CN101200950A CN101200950A CNA2007102033550A CN200710203355A CN101200950A CN 101200950 A CN101200950 A CN 101200950A CN A2007102033550 A CNA2007102033550 A CN A2007102033550A CN 200710203355 A CN200710203355 A CN 200710203355A CN 101200950 A CN101200950 A CN 101200950A
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- suspension rod
- sleeve
- sleeve pipe
- prestressed hollow
- hollow slab
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- 238000010276 construction Methods 0.000 title claims abstract description 29
- 239000000725 suspension Substances 0.000 claims abstract description 61
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 238000012856 packing Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract 4
- 239000002344 surface layer Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- 238000012550 audit Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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Abstract
The present invention relates to a construction method of pre-embedding the PVC sleeve of the suspension rod of a prestressed hollow floor slab. The method includes six steps: (1) When the prestressed hollow floor slab is fabricated, the positions of various professional devices are first comprehensively considered and designed; (2) The position of the suspension rod used for the pipeline installation of a device is marked on a template; (3) After structural reinforcing steel bars are laid in the template, the sleeve and the template are vertically arranged at the marked position of the suspension rod, and the sleeve and the structural reinforcing steel bars are fixed; (4) Then concrete is poured, and the sleeve is pre-embedded in the prestressed hollow floor slab; (5) When the strength of the concrete reaches the requirement, the template is dismantled, the suspension rod is put into the sleeve, and the upper end of the suspension rod is fixed on the upper surface of the floor slab by a fixture; (6) Finally, the construction of the surface layer of the floor slab is carried out. The present invention utilizes a inserted reinforcing steel bar rod to prevent the flexible sleeve from deformation and ensure the verticality of the sleeve, and the inserted reinforcing steel bar rod is taken out before the suspension rod is formally installed. The method does not damage the structure and does not affect the quality and appearance of the structure. The present invention resolves the problem of the quick installation of floor slabs and pipelines.
Description
Technical field:
The present invention relates to a kind of job practices of prestressed hollow slab.Preset structure and its concrete job practices that the suspension rod that is used for professional equipment on the construction work floor is installed.
Background technology:
At present, the prestressed structure form obtains application more and more widely in engineering, has brought difficulty but install also for simultaneously the electromechanical equipment pipeline of taking root on prestressed structure.The electromechanical equipment pipeline generally comprises wire casing, conduit, airduct, shower or the like, and these pipelines generally are fixed on the floor below by suspension rod.But, the job practices of existing prestressed hollow slab is not considered electromechanical equipment pipeline installation question in construction, can only in fitting-out work, use electric power tool that suspension rod and floor are fixed, so not only weaken structural strength, influenced architecture quality and attractive in appearance, also time-consuming, incured loss through delay the duration, it is very inconvenient that follow-up electromechanical equipment pipeline is installed.
Summary of the invention:
The purpose of this invention is to provide a kind of pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod, solve the problem of prestressed hollow slab and electromechanical equipment pipeline Fast Installation.
Technical scheme of the present invention:
This pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod is characterized in that construction sequence is: the position of at first taking all factors into consideration and design each professional equipment when prestressed hollow slab is made; Mark the professional equipment pipeline on template the position of using suspension rod is installed, the hole in the floor will be avoided in this position; In template behind the laying structure reinforcing bar, sleeve pipe 1 and template are vertically set on the position of the above-mentioned suspension rod that marks, sleeve pipe 1 and structure reinforcing bars are fixed, penetrate the hole when installing as formal suspension rod; Concreting is embedded in sleeve pipe 1 in the prestressed hollow slab then; Treat that concrete strength reaches stripping after the necessary requirement, in suspension rod 3 threadings 1, suspension rod 3 is from wearing to underfloor through sleeve pipe 1 on the floor, and the upper end of suspension rod 3 is fixed on the upper surface of prestressed hollow slab 5 by fastener; Carry out the construction of floor topping 4 at last.
Above-mentioned fastener can be backing plate 6, packing ring 7, nut 8, and there is screw thread the upper end of suspension rod 3, after backing plate, packing ring pass suspension rod successively, is screwed in nut on the screw thread of suspension rod upper end.
Above-mentioned sleeve pipe 1 can be or flexible sleeve or rigid metal sleeve pipe.
Above-mentioned flexible sleeve can be PVC sleeve pipe or gum sleeve.
Above-mentioned when sleeve pipe is flexible sleeve, after sleeve pipe and structure reinforcing bars are fixing, in sleeve pipe, insert reinforcing bar inserted link 2, and before stripping, the reinforcing bar inserted link is extracted.
The present invention is based on pre-stress floor to suspension rod construction requirement height, can not cause the engineering characteristic of structural damage, and use for reference traditional suspension rod job practices and carry out one improve and innovation.Its job practices be will be pre-buried sleeve pipe when structure construction, put into, penetrate the hole when installing as formal suspension rod, suspension rod is from wearing to underfloor through sleeve pipe on the floor, its upper end is fixed on the floor.Its technological principle is according to the suspension rod characteristic, and in conjunction with the architectural feature of pre-stress floor, the deployment scenarios of all electromechanical pipelines under the comprehensive pre-stress floor, according to working drawing and job specfication requirement, dynamo-electric each professional pipeline is carried out comprehensively arranging of necessity and deepens design, accurately determine the installation site of these pipelines according to the in-depth plan, thereby determine the position of suspension rod, draw the comprehensive layout viewing of suspension rod again according to the position of all suspension rods, and press the drawing position in the pre-stress floor construction, the pre-buried sleeve pipe that goes out suspension rod, the suspension rod during for pipeline construction is installed and is laid the first stone.Suspension rod sleeve pipe construction method is a kind of novel suspension rod job practices of taking root, and is particularly useful for suspension rod and takes root in the situation of pre-stress floor.In the method, sleeve pipe is that formal suspension rod penetrates the hole when installing, and wears to underfloor through sleeve pipe on the suspension rod slave plate, is fixed on the plate; The reinforcing bar inserted link is used to prevent the distortion of flexible sleeve, and guarantees the verticality of sleeve pipe, before formal suspension rod is installed inserted link is taken out.
Job practices of the present invention is applicable to pre-stress floor and the suspension rod on the higher engineering of Structural Engineering quality requirement is constructed, the suspension rod lower end can be used for connecting electromechanical equipment pipelines such as wire casing, conduit, airduct, shower, adopting said method carries out dynamo-electric suspension rod operation, can not cause damage, can not influence architecture quality and attractive in appearance structure.
Description of drawings:
Fig. 1 is prestressed hollow slab middle sleeve and reinforcing bar inserted link schematic diagram;
Fig. 2 is the schematic diagram after prestressed hollow slab is installed suspension rod.
The 1-sleeve pipe, 2-reinforcing bar inserted link, 3-suspension rod, 4-floor topping, 5-prestressed hollow slab, 6-backing plate, 7-packing ring, 8-nut.
The specific embodiment:
Referring to Fig. 1, Fig. 2, this pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod is characterized in that construction sequence is:
When making, prestressed hollow slab at first takes all factors into consideration and designs the position of each professional equipment; On template, mark the professional equipment pipeline position of using suspension rod is installed; In template behind the laying structure reinforcing bar, sleeve pipe 1 and template are vertically set on the position of the above-mentioned suspension rod that marks, the hole in the floor will be avoided in this position.Before the pre-stress floor construction, answer serious analysis working drawing and job specfication regulation, the part pipeline that relates to is carried out necessary optimal design and draws complex chart.After complex chart is completed, carry out conscientious careful audit, in time revise, guarantee the leakproofness and the exploitativeness of complex chart, and finally determine formal comprehensive layout viewing, determine the pre-buried position of all suspension rods according to comprehensive layout viewing.
All machine by the requirement of comprehensive layout viewing sleeve pipe and reinforcing bar inserted link other professional usefulness.
Before sleeve pipe is formal pre-buried, entering the job site after civil engineering is completed slab form uses measuring instrument and invar tape to carry out the unwrapping wire operation to determine the pre-buried point of sleeve pipe on template, the unwrapping wire reference point is the pre-buried some center line of body of wall, beam or cylinder the most nearby, then with ejection cross position line, and in pre-buried other marked sleeve pipe specification and specialty.In the work progress, strict positioning action guarantees that the location accurately.
Then, sleeve pipe 1 and structure reinforcing bars are fixed, penetrated the hole when installing as formal suspension rod.Carry out the pre-buried operation of suspension rod sleeve pipe simultaneously at civil engineering colligation floor bar.At first, determine pre-buried position, then, adopt sleeve pipe and structure reinforcing bars are fixed, will insert the reinforcing bar inserted link therein for flexible sleeve according to the anchor point on the template, and the good mouth of pipe of shutoff.
After whole pre-buried operations were finished, concreting was embedded in sleeve pipe 1 in the prestressed hollow slab.In floor fluid concrete process, answer whole process to monitor, in case damage sleeve pipe in the fluid concrete process.
Treat that concrete strength reaches stripping after the necessary requirement, before the template of dismantling, should take out the reinforcing bar inserted link in the sleeve pipe, recycle during afterwards structure construction for flexible sleeve.
After entering erection stage, carefully check according to aforementioned comprehensive pipeline layout viewing, before the floor topping construction, the suspension rod 3 that processes is inserted in the sleeve pipe of reserving 1, suspension rod 3 is from wearing to underfloor through sleeve pipe 1 on the floor, the upper end of suspension rod 3 is fixed on the upper surface of prestressed hollow slab 5 by fastener, and uses fastener to fix.
Referring to Fig. 2, above-mentioned fastener is backing plate 6, packing ring 7, nut 8 etc., and there is the screw thread that cooperates with nut the upper end of suspension rod 3, after backing plate, packing ring pass suspension rod successively, is screwed in nut on the screw thread of suspension rod upper end.So just suspension rod has been fixed on the floor.
Carry out the construction of floor topping 4 at last, the upper end of suspension rod 3 and fastener all by hidden in floor topping.
Above-mentioned sleeve pipe 1 can be or flexible sleeve or rigid metal sleeve pipe.Flexible sleeve is PVC sleeve pipe, gum sleeve or other high molecule plastic sleeve pipe.
When sleeve pipe 1 is flexible sleeve, after sleeve pipe and structure reinforcing bars are fixing, in sleeve pipe, insert reinforcing bar inserted link 2, guaranteeing the vertical of sleeve pipe, and before stripping, reinforcing bar inserted link 2 is extracted.
Technological process of the present invention is to draw complex chart, and----prefabricated processing--cooperates service sleeve--and checks and accepts protection during structure construction in the material preparation.
Claims (5)
1. a pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod is characterized in that construction sequence is: the position of at first taking all factors into consideration and design each professional equipment when prestressed hollow slab is made; Mark the professional equipment pipeline on template the position of using suspension rod is installed, the hole in the floor will be avoided in this position; In template behind the laying structure reinforcing bar, sleeve pipe (1) and template are vertically set on the position of the above-mentioned suspension rod that marks, sleeve pipe (1) and structure reinforcing bars are fixed, penetrate the hole when installing as formal suspension rod; Concreting is embedded in sleeve pipe (1) in the prestressed hollow slab then; Treat that concrete strength reaches stripping after the necessary requirement, in suspension rod (3) threading (1), suspension rod (3) is from wearing to underfloor through sleeve pipe (1) on the floor, and the upper end of suspension rod (3) is fixed on the upper surface of prestressed hollow slab (5) by fastener; Carry out the construction of floor topping (4) at last.
2. pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod as claimed in claim 1, it is characterized in that: above-mentioned fastener is backing plate (6), packing ring (7), nut (8), there is screw thread the upper end of suspension rod (3), after backing plate, packing ring pass suspension rod successively, be screwed in nut on the screw thread of suspension rod upper end.
3. pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod as claimed in claim 1 is characterized in that: above-mentioned sleeve pipe (1) is or flexible sleeve or rigid metal sleeve pipe.
4. pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod as claimed in claim 2 is characterized in that: above-mentioned flexible sleeve is PVC sleeve pipe or gum sleeve.
5. pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod as claimed in claim 1, it is characterized in that: above-mentioned when sleeve pipe is flexible sleeve, after sleeve pipe and structure reinforcing bars are fixing, in sleeve pipe, insert reinforcing bar inserted link (2), and before stripping, the reinforcing bar inserted link is extracted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007102033550A CN100507174C (en) | 2007-12-24 | 2007-12-24 | Pre-buried construction method for prestressed hollow floor suspender PVC sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007102033550A CN100507174C (en) | 2007-12-24 | 2007-12-24 | Pre-buried construction method for prestressed hollow floor suspender PVC sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101200950A true CN101200950A (en) | 2008-06-18 |
| CN100507174C CN100507174C (en) | 2009-07-01 |
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ID=39516290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007102033550A Expired - Fee Related CN100507174C (en) | 2007-12-24 | 2007-12-24 | Pre-buried construction method for prestressed hollow floor suspender PVC sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100507174C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905527A (en) * | 2017-11-30 | 2018-04-13 | 上海宝冶集团有限公司 | Assemble box floor slab preformed hole mouth and hang molding blocking method |
| CN111155698A (en) * | 2020-01-17 | 2020-05-15 | 南京金星宇节能技术有限公司 | Ceiling embedded part of ceiling radiation system and construction method thereof |
| CN111236441A (en) * | 2020-01-14 | 2020-06-05 | 中国建筑第八工程局有限公司 | Connecting structure of wallboard and main body structure and construction method thereof |
| CN113309284A (en) * | 2021-04-25 | 2021-08-27 | 广州地铁设计研究院股份有限公司 | High-tolerance multi-combination suspension connecting node and implementation method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001173211A (en) * | 1999-12-13 | 2001-06-26 | Nippon Steel Metal Prod Co Ltd | Free-access floor panel supporting leg |
| CN100412299C (en) * | 2002-04-30 | 2008-08-20 | 邱则有 | Stereo bearing shuttering for reinforced concrete |
| US6634610B1 (en) * | 2002-11-27 | 2003-10-21 | Design & Deliver, Incorporated | Retractable self-leveling ceiling sign hanger |
-
2007
- 2007-12-24 CN CNB2007102033550A patent/CN100507174C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905527A (en) * | 2017-11-30 | 2018-04-13 | 上海宝冶集团有限公司 | Assemble box floor slab preformed hole mouth and hang molding blocking method |
| CN111236441A (en) * | 2020-01-14 | 2020-06-05 | 中国建筑第八工程局有限公司 | Connecting structure of wallboard and main body structure and construction method thereof |
| CN111155698A (en) * | 2020-01-17 | 2020-05-15 | 南京金星宇节能技术有限公司 | Ceiling embedded part of ceiling radiation system and construction method thereof |
| CN113309284A (en) * | 2021-04-25 | 2021-08-27 | 广州地铁设计研究院股份有限公司 | High-tolerance multi-combination suspension connecting node and implementation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100507174C (en) | 2009-07-01 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| 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 |
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| 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: The Third Construction Engineering Company Ltd. of China Construction Second Eng Ineering Co-applicant after: CHINA CONSTRUCTION SECOND ENGINEERING BUREAU Ltd. Address before: Beijing city Fengtai District Haiying Road No. 6 Building No. 30 hospital post encoding: 100070 Applicant before: The Third Construction Engineering Company Ltd. of China Construction Second Eng Ineering |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing layered construction decoration Engineering Technology Co., Ltd. Assignor: The Third Construction Engineering Company Ltd. of China Construction Second Eng Ineering|CHINA CONSTRUCTION SECOND ENGINEERING BUREAU Ltd. Contract fulfillment period: 2009.10.15 to 2015.10.15 Contract record no.: 2009110000247 Denomination of invention: Pre-embedded construction method for PVC casing pipe of prestressed hollow slab hanger rod Granted publication date: 20090701 License type: Exclusive license Record date: 20091021 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.10.15 TO 2015.10.15; CHANGE OF CONTRACT Name of requester: BEIJING JINBI CONSTRUCTION ENGINEERING TECHNOLOGY Effective date: 20091021 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090701 Termination date: 20171224 |