CN106641468A - Pipeline firestops collar and mounting process thereof - Google Patents

Pipeline firestops collar and mounting process thereof Download PDF

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Publication number
CN106641468A
CN106641468A CN201611024641.6A CN201611024641A CN106641468A CN 106641468 A CN106641468 A CN 106641468A CN 201611024641 A CN201611024641 A CN 201611024641A CN 106641468 A CN106641468 A CN 106641468A
Authority
CN
China
Prior art keywords
pipeline
fire trapping
trapping ring
ring
hole
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.)
Pending
Application number
CN201611024641.6A
Other languages
Chinese (zh)
Inventor
唐润佳
黄小琥
宁志强
章燕清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Construction Fifth Bureau Third Construction Co Ltd
Original Assignee
China Construction Fifth Bureau Third Construction Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Construction Fifth Bureau Third Construction Co Ltd filed Critical China Construction Fifth Bureau Third Construction Co Ltd
Priority to CN201611024641.6A priority Critical patent/CN106641468A/en
Publication of CN106641468A publication Critical patent/CN106641468A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L5/00Devices for use where pipes, cables or protective tubing pass through walls or partitions
    • F16L5/02Sealing
    • F16L5/04Sealing to form a firebreak device

Abstract

The invention discloses a pipeline firestops collar and a mounting process thereof. The pipeline firestops collar comprises two semicircular shells (1). A connecting plate (2) and a bolt hole (3), which are connected with the other semicircular shell (1), are arranged on one semicircular shell (1). A flame retardant expansion core material (4) is arranged in each semicircular shell (1). An anchor ring (5) bent outwards is arranged at the top end of each semicircular shell (1). The mounting process comprises the following steps that after a hole of a pipeline is made and cleaned, first, the pipeline firestops collar is fixed on a pvc pipeline temporarily, and extends into the bottom surface of a plate by 30 mm, then a hanger formwork is put up and poured with concrete, and after concrete is hardened, the hanger formwork is dismounted, so that mounting of the pipeline firestops collar can be completed. The pipeline firestops collar and the mounting process have the advantages that mounting is firm, water leakage, due to impact of concrete in the pipeline hole blocking and levelling process, is avoided, operation is simple, the process is advanced, labor and time are saved, and high economy and high applicability are achieved.

Description

A kind of pipeline fire trapping ring and its mounting process
Technical field
The present invention relates to a kind of fire trapping ring, more particularly to a kind of pipeline fire trapping ring.The invention further relates to the pipeline back-fire relief The mounting process of circle.
Background technology
According to the requirement of national regulation GB50242, skyscraper and have fire protection requirement other buildings surface pipelines When standpipe caliber is not less than 110mm, fire trapping ring should be designed through position in floor, and the bottom of floor should be arranged on.It is just traditional For the construction of pvc pipe fire trapping ring, use after the completion of pipeline hangs hole construction, be fixed on four expansion bolts or nailing Hang on the concrete at hole.Because pipeline is typically designed in the inner corner trim position in room, therefore there is inconvenience install, Jing often goes out more Existing fixing bolt or nailing quantity only have the situation of three even two;The microlith that the concrete at hole is generally C30 is hung in addition Concrete, intensity is high, and bolt or nailing are fixed and need very big impulsive force, if non-stickfast easily causes fire trapping ring landing, and are followed closely Impulsive force needed for jail may be to hanging at hole that concrete vibrations are larger and producing cracking causes percolating water.
The content of the invention
First technical problem to be solved by this invention is to provide one kind and firmly installs and avoid generation from hanging hole to pipeline The impact of place's concrete causes the pipeline fire trapping ring of percolating water.
Second technical problem to be solved by this invention is to provide the mounting process of the pipeline fire trapping ring.
In order to solve above-mentioned first technical problem, the pipeline fire trapping ring that the present invention is provided, including it is two semicircle housings, every Individual described semicircle housing is provided with the connection sheet and bolt hole being connected with the semicircle housing described in second half, half described in each Fire-retardant expansion core is provided with round casing, the top of described semicircle housing is provided with the anchoring ring of outward bending.
Top outward bending 10mm~20mm of the described anchoring ring in described semicircle housing.
Top outward bending 15mm of the described anchoring ring in described semicircle housing.
Semicircle housing described in two closes up the pipeline fire trapping ring formed described in, and its internal diameter d is bigger than pvc pipe external diameters 0.8mm~1.5mm.
Two semicircle housings close up the pipeline fire trapping ring formed described in, its internal diameter d 1.0mms bigger than pvc pipe external diameters.
Described semicircle housing is made using 1mm thickness stainless steels.
In order to solve above-mentioned second technical problem, the mounting process of the pipeline fire trapping ring that the present invention is provided, pipeline hangs hole During construction, hole is dug into after up big and down small horn mouth, by the anchoring ring of pipeline fire trapping ring stretch into hole 2.5cm~ 3.5cm, the bolt then tightened in connection sheet is temporarily fixed at pipeline fire trapping ring on pvc pipes;Pipeline fire trapping ring is fixed temporarily Afterwards, install in hole bottom and hang mould and carry out hanging hole concrete construction, it is during construction that concrete vibrating is closely knit, after waiting concrete hardening By form removable.
Preferably, the anchoring ring of pipeline fire trapping ring is stretched into into hole 3.0cm.
Using the pipeline fire trapping ring and its mounting process of above-mentioned technical proposal, installation operation is simple and convenient, installs very firm Gu it is reliable, operating efficiency can be improved, while avoid the later stage and installing caducous quality problems and the matter of infiltration may be produced Amount risk;It without install expansion bolt, more economically.Technical points are very easy to grasp, be well suited in skyscraper or Have in other buildings of fire protection requirement and promoted.
In sum, the present invention be it is a kind of firmly install and avoid producing the impact of concrete at hole hung to pipeline cause to ooze Leak and simple to operate, technique is advanced, safe and reliable, saving of work and time, economic and practical pipeline fire trapping ring and its mounting process.
Description of the drawings
Fig. 1 is the top view of a semicircle housing of the fire trapping ring of the present invention.
Fig. 2 is the front view of a semicircle housing of the fire trapping ring of the present invention.
Fig. 3 is the line A-A cut-away view along Fig. 2.
Fig. 4 is the pre-buried of the present invention and installs the generalized section for hanging mould.
Fig. 5 is the generalized section after the installation forming of the present invention.
Specific embodiment
With reference to the accompanying drawings and detailed description the invention will be further described.
Referring to Fig. 1, Fig. 2 and Fig. 3, the pipeline fire trapping ring of present invention offer, including two semicircle housings 1, each semi circular shells Body 1 is provided with the connection sheet 2 and bolt hole 3 being connected with second half semicircle housing 1, and semicircle housing 1 is using the thick stainless steels of 1mm Make, fire-retardant expansion core 4 is provided with each semicircle housing 1, the top of semicircle housing 1 is provided with the anchoring ring 5 of outward bending.
Specifically, top outward bending 10mm~20mm of the anchoring ring 5 in described semicircle housing 1.
Preferably, top outward bending 15mm of the anchoring ring 5 in semicircle housing 1.
Specifically, two semicircle housings 1 close up the pipeline fire trapping ring formed described in, and its internal diameter d is bigger than pvc pipe external diameters 0.8mm~1.5mm.
Preferably, two semicircle housings 1 close up the pipeline fire trapping ring formed described in, and its internal diameter d is bigger than pvc pipe external diameters 1.0mm。
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, semicircle housing 1 is made using 1mm thickness stainless steels, and it stretches out FFL (determined according to pvc pipe sizes) for h=40~75mm, anchor into concrete 30mm, the bending 15mm of anchoring ring 5 of end, using resistance Combustion expansion core 4, a complete pipeline fire trapping ring is formed by two semicircle housings 1 are with bolts, pipeline fire trapping ring Internal diameter d 1mms bigger than the external diameter of pvc pipe, thickness b are 10~30mm (being determined according to pvc pipe sizes).When pipeline hangs hole construction, first Hole 6 digs into up big and down small one is tubaeform, after cleaning out, pipe laying fire trapping ring is first connected with during installation Two semicircle housings 1 are closed up in connection sheet 2 and bolt hole 3, then adjusting the height of pipeline fire trapping ring makes semicircle housing 1 Upper end stretch into plate bottom 30mm, then tighten bolt two semicircle housings 1 be clamped on pvc pipe 7 and fixed temporarily;It is interim solid Carry out hanging installing for mould 8 by setting after pipeline fire trapping ring, hang outer wall of the mould 8 against pipeline fire trapping ring, be careful not to during installation Disturbance pipeline fire trapping ring;Hang to be poured after the completion of mould 8 is installed and hang hole concrete, note that concrete vibrating is closely knit, particularly Concrete vibrating at the anchoring ring 5 of semicircle housing 1 is closely knit;Mould 8 will be hung after concrete hardening to remove.
Mounting means of the invention is simple to operate, technique is advanced, safe and reliable, economic and environment-friendly, is highly suitable for high level and builds Build and other there are popularization and application in the construction of fire protection requirement.

Claims (8)

1. a kind of pipeline fire trapping ring, including two semicircle housings (1), the semicircle housings (1) described in each are provided with and second half The connection sheet (2) and bolt hole (3) of described semicircle housing (1) connection, is provided with fire-retardant swollen in the semicircle housing (1) described in each Expansion core material (4), is characterized in that:The top of described semicircle housing (1) is provided with the anchoring ring (5) of outward bending.
2. pipeline fire trapping ring according to claim 1, is characterized in that:Described anchoring ring 5 is in described semicircle housing (1) Top outward bending 10mm~20mm.
3. pipeline fire trapping ring according to claim 1 and 2, is characterized in that:Described anchoring ring 5 is in described semicircle housing (1) top outward bending 15mm.
4. pipeline fire trapping ring according to claim 1 and 2, is characterized in that:Semicircle housing (1) described in two closes up and forms Pipeline fire trapping ring described in one, its internal diameter d 0.8mm~1.5mms bigger than pvc pipe external diameters.
5. pipeline fire trapping ring according to claim 1 and 2, is characterized in that:Two semicircle housings (1) are closed up and form an institute The pipeline fire trapping ring stated, its internal diameter d 1.0mms bigger than pvc pipe external diameters.
6. pipeline fire trapping ring according to claim 1 and 2, is characterized in that:Described semicircle housing (1) is thick not using 1mm Rust steel makes.
7. the mounting process of the pipeline fire trapping ring described in claim 1 is installed, be it is characterized in that:When pipeline hangs hole construction, by hole After digging into up big and down small horn mouth, the anchoring ring of pipeline fire trapping ring is stretched into into hole 2.5cm~3.5cm, then tighten connection Bolt on piece is temporarily fixed at pipeline fire trapping ring on pvc pipes;After pipeline fire trapping ring is temporarily fixed, installs in hole bottom and hang Mould carries out hanging hole concrete construction, during construction that concrete vibrating is closely knit, waits form removable after concrete hardening.
8. the mounting process of pipe laying fire trapping ring according to claim 7, is characterized in that:By the anchoring of pipeline fire trapping ring Ring stretches into hole 3.0cm.
CN201611024641.6A 2016-11-17 2016-11-17 Pipeline firestops collar and mounting process thereof Pending CN106641468A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611024641.6A CN106641468A (en) 2016-11-17 2016-11-17 Pipeline firestops collar and mounting process thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611024641.6A CN106641468A (en) 2016-11-17 2016-11-17 Pipeline firestops collar and mounting process thereof

Publications (1)

Publication Number Publication Date
CN106641468A true CN106641468A (en) 2017-05-10

Family

ID=58808383

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611024641.6A Pending CN106641468A (en) 2016-11-17 2016-11-17 Pipeline firestops collar and mounting process thereof

Country Status (1)

Country Link
CN (1) CN106641468A (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0506497A1 (en) * 1991-02-22 1992-09-30 Eric B. Robertson Fire safety device
US5887396A (en) * 1998-05-13 1999-03-30 Minnesota Mining And Manufacturing Company Intumescable fire stop device having quick fasteners
CN2313618Y (en) * 1997-12-16 1999-04-14 东泰(成都)塑胶建材工业有限公司 Chemical expansion fireproof ring
CN2449753Y (en) * 2000-11-15 2001-09-26 天津盛达防火门技术有限公司蓟县第一分公司 Ring type flame trap
CN201475504U (en) * 2009-06-23 2010-05-19 郭新建 Fire-retardant ring of plastic pipeline
WO2010112851A2 (en) * 2009-03-31 2010-10-07 Wavin B.V. Pipe coupler
CN102127968A (en) * 2011-01-17 2011-07-20 湖南省第五工程有限公司 Method for grouting floor slab bushing hole reservation preembedding die and grouting die
CN203113788U (en) * 2013-03-22 2013-08-07 厦门特房建设工程集团有限公司 Adjustable reserved sleeve capable of penetrating floorslab
CN203475824U (en) * 2012-11-30 2014-03-12 中建四局第六建筑工程有限公司 Mould hanging device for reserved hole of building construction water power pipeline
CN203532988U (en) * 2013-08-27 2014-04-09 浙江爱佑管道科技有限公司 Fire-retardant ring
CN204343676U (en) * 2014-12-16 2015-05-20 天津市建工工程总承包有限公司 A kind of concrete floor reserving hole stopend

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0506497A1 (en) * 1991-02-22 1992-09-30 Eric B. Robertson Fire safety device
CN2313618Y (en) * 1997-12-16 1999-04-14 东泰(成都)塑胶建材工业有限公司 Chemical expansion fireproof ring
US5887396A (en) * 1998-05-13 1999-03-30 Minnesota Mining And Manufacturing Company Intumescable fire stop device having quick fasteners
CN2449753Y (en) * 2000-11-15 2001-09-26 天津盛达防火门技术有限公司蓟县第一分公司 Ring type flame trap
WO2010112851A2 (en) * 2009-03-31 2010-10-07 Wavin B.V. Pipe coupler
CN201475504U (en) * 2009-06-23 2010-05-19 郭新建 Fire-retardant ring of plastic pipeline
CN102127968A (en) * 2011-01-17 2011-07-20 湖南省第五工程有限公司 Method for grouting floor slab bushing hole reservation preembedding die and grouting die
CN203475824U (en) * 2012-11-30 2014-03-12 中建四局第六建筑工程有限公司 Mould hanging device for reserved hole of building construction water power pipeline
CN203113788U (en) * 2013-03-22 2013-08-07 厦门特房建设工程集团有限公司 Adjustable reserved sleeve capable of penetrating floorslab
CN203532988U (en) * 2013-08-27 2014-04-09 浙江爱佑管道科技有限公司 Fire-retardant ring
CN204343676U (en) * 2014-12-16 2015-05-20 天津市建工工程总承包有限公司 A kind of concrete floor reserving hole stopend

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Application publication date: 20170510