CN107953622B - Intumescent back-fire relief band for building and expansion type flame-retarding band applied to the band - Google Patents

Intumescent back-fire relief band for building and expansion type flame-retarding band applied to the band Download PDF

Info

Publication number
CN107953622B
CN107953622B CN201711275577.3A CN201711275577A CN107953622B CN 107953622 B CN107953622 B CN 107953622B CN 201711275577 A CN201711275577 A CN 201711275577A CN 107953622 B CN107953622 B CN 107953622B
Authority
CN
China
Prior art keywords
band
rod
intumescent
fire
expansion type
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.)
Active
Application number
CN201711275577.3A
Other languages
Chinese (zh)
Other versions
CN107953622A (en
Inventor
马君
任宇红
李云岩
王倩
钟毅
蓝斌
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.)
Acer Plastic Group Ltd By Share Ltd
Original Assignee
Acer Plastic Group Ltd By Share 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 Acer Plastic Group Ltd By Share Ltd filed Critical Acer Plastic Group Ltd By Share Ltd
Priority to CN201711275577.3A priority Critical patent/CN107953622B/en
Publication of CN107953622A publication Critical patent/CN107953622A/en
Application granted granted Critical
Publication of CN107953622B publication Critical patent/CN107953622B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
    • B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/32—Phosphorus-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/38—Boron-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/14—Peroxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/20—Carboxylic acid amides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/14—Glass
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/22—Expanded, porous or hollow particles
    • C08K7/24—Expanded, porous or hollow particles inorganic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2313/00—Elements other than metals
    • B32B2313/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/322—Ammonium phosphate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/38—Boron-containing compounds
    • C08K2003/382—Boron-containing compounds and nitrogen
    • C08K2003/385—Binary compounds of nitrogen with boron
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Building Environments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a kind of intumescent back-fire relief bands for building, belong to building fire protection device field, for duct fire, it includes expansion type flame-retarding band, the outer surface of the expansion type flame-retarding band is coated with shell, and the outer surface of the shell is equipped with support frame, and the outside of support frame is equipped with clip, snap-gauge is distributed in two end faces up and down of the clip, and snap-gauge is contacted with the end face of expansion type flame-retarding band, shell, support frame, clip respectively；Support frame as described above is that there are gaps with " ∧ " inside configuration space between equally distributed " ∧ " structure of outer surface of outer cover, adjacent " ∧ " structure；Several secondary expansion holes is provided on the expansion type flame-retarding band, the inside in secondary expansion hole is equipped with heat conducting bar.It is big that the present invention is capable of providing a kind of back-fire relief efficiency, and expansion efficiency is high, and swelliong power is strong and strong water-fast, resistance to cement, and self stability is high, the extremely strong fire-retardant band of novel architecture expansion type of size adaptability.

Description

Intumescent back-fire relief band for building and expansion type flame-retarding band applied to the band
Technical field
The invention belongs to building fire protection device fields, specifically, more particularly to a kind of intumescent back-fire relief band for building And the expansion type flame-retarding band applied to the band.
Background technique
With the quickening of urbanization process, the quantity of building and height are gradually increased in city, and fire occurs for building The case where calamity, also happens occasionally.To building occur fire investigation in find, cause building fire behavior spread the case where it First is that the pipeline in building.
Plastic conduit is generally utilized in all kinds of public and civilian construction, especially the PVC-U type pipe of function admirable Road utilization rate is high, but often rashness becomes the channel that fire is spread to plastic conduit, what plastic conduit heat baked wheaten cake was constituted after ruining Hole makes flame and flue gas dismantle and dismantle to another layer along pipeline from one layer as a chimney, or dismantle from a room and Another room is dismantled, loss caused by fire will greatly increase.
In order to utmostly reduce the loss of lives and properties caused by fire, fire prevention is being built and had to skyscraper needs It is required that other build position modes have fire trapping ring.Fire trapping ring can be swollen by being heated for internal core material after fire generation It is swollen, softening or carbonization tubing are squeezed, the hole of pipeline can be blocked in a relatively short period of time, prevent the intensity of a fire along hole Mouth sprawling.Pipeline fire occurs to being sealed completely for therefore fire-retardant expansion core material initial expansion temperature, swelling volume under high temperature The time blocked is quite important, and in addition to this, the structure and installation method of fire trapping ring also have the Fire resistances of fire trapping ring Vital influence.
The structure of present fire trapping ring both domestic and external substantially for waterproof and anti-cement the considerations of, using metal shell and swollen Expansion core material two parts are constituted, while metal shell gets rusty in a humid environment while shortening the fire resisting envelope of fire trapping ring in order to prevent Shell is made into sawtooth pattern using stainless steel material simultaneously, and is fixed with oval fixed screw by the stifled time.It is above-mentioned existing Patent and product install relatively difficult the problem is that cost is higher, and in addition to this, building site is in practice of construction When, concealed installation is frequently present of fire trapping ring opening size in the process deviation, installation and problem easy to break in transportational process.
Summary of the invention
The purpose of the present invention is to provide a kind of intumescent back-fire relief band for building and applied to the intumescent resistance of the band Band is fired, it is big to be capable of providing a kind of back-fire relief efficiency, and expansion efficiency is high, and swelliong power is strong and strong water-fast, resistance to cement, self stability Height, the extremely strong fire-retardant band of novel architecture expansion type of size adaptability.
In order to achieve the above objectives, the present invention is achieved by the following technical solutions:
Heretofore described intumescent back-fire relief band for building, including expansion type flame-retarding band, the expansion type flame-retarding band Outer surface be coated with shell, the outer surface of the shell is equipped with support frame, and the outside of support frame is equipped with clip, the card Snap-gauge is distributed in two end faces up and down of hoop, and snap-gauge is contacted with the end face of expansion type flame-retarding band, shell, support frame, clip respectively； Support frame as described above is between equally distributed " ∧ " structure of outer surface of outer cover, adjacent " ∧ " structure and " ∧ " inside configuration is empty Between there are gaps；Several secondary expansion holes is provided on the expansion type flame-retarding band, the inside in secondary expansion hole, which is equipped with, leads Hot rod.
Further speaking, heretofore described heat conducting bar includes the interior body of rod, the middle part body of rod and the outer body of rod, and the interior body of rod, The length of the middle part body of rod and the outer body of rod is successively successively decreased, and is filled out respectively between the interior body of rod and the middle part body of rod, the middle part body of rod and the outer body of rod Filled with inner insulating layer, outer thermal insulation layer.
Further speaking, the bottom of heretofore described heat conducting bar is equipped with closing block, and the closing block is softening point For the paraffin not less than 40 DEG C-stearic acid material.
Further speaking, it is provided with clip mounting hole on heretofore described clip, is equipped in clip mounting hole thermally conductive Bar.
Further speaking, heretofore described expansion type flame-retarding band is set at the upper surface position for being located at secondary expansion hole It is equipped with the circular ring structure of protrusion.
Further speaking, heretofore described expansion type flame-retarding band comprises the following components in parts by weight
Elastomer 20 ~ 80；
Expanding material 20 ~ 80；
Peroxide cross-linking agent 0.1 ~ 0.3；
Assistant crosslinking agent 0 ~ 0.3；
Fire retardant 5 ~ 10；
Surface treating agent 0 ~ 0.4；
Dispersed lubricant 0 ~ 0.4；
Smoke suppressant 5 ~ 10；
Reinforcing fiber 0 ~ 10；
High-efficiency heat conduction agent 0 ~ 10.
Further speaking, heretofore described elastomer is polyurethane elastomer, ethylene-vinyl acetate copolymer, second One of alkene-acrylic copolymer, ethylene-octene copolymer, propylene-octene Copolymer.
Further speaking, heretofore described surface treating agent is 3- triethoxysilyl -1- propylamine, γ-ammonia Propyl-triethoxysilicane, γ-glycidyl ether oxygen propyl trimethoxy silicane, γ propyltrimethoxy silane, stearic acid, One of titanate esters, Aluminate, zirconate.
Further speaking, heretofore described heat conducting bar is the heat carrier containing electric heater unit, and heat carrier is by leading Line and power autonomous connection are provided with temperature detect switch (TDS) on the conducting wire.
Further speaking, heretofore described electric heater unit includes electric heating coil, electrically heated rod.
Compared with prior art, the beneficial effects of the present invention are:
1, expansion band prepared by the present invention has the characteristics that high-flexibility, avoids traditional fire trapping ring and is transporting and installing In the process the shortcomings that being easily damaged.
2, expansion band prepared by the present invention, belong to can thermoset material, be crosslinked rapidly in combustion process, mobility is moderate, It avoids band and leads to the problem of flowing because squeezing two in combustion expansion process.
3, expansion band prepared by the present invention belongs to environment friendly flame retardant, and flame retarding efficiency is high, and band flame retardant property can reach V0 rank, while burning does not generate the noxious materials such as dioxin.
4, the present invention uses smoke suppressant, can reduce the smoke amount of band and tubing in combustion.
5, present invention employs reinforcing fibers, and band is avoided loosely to fall off in expansion process；High-efficiency heat conduction is added simultaneously Agent is conducive to the even inflation of heat conduction and band.
6, present invention employs double-deck fastening structure, it can guarantee the mounting stability of back-fire relief band, and in bilayer There are the gaps for accommodating air circulation between fastening structure, it is ensured that realizes the fast of expansion type flame-retarding band in the event of a fire Speed reaction, prevents flame and flue gas from spreading along pipeline.
7, the present invention is equipped with the heat conducting bar of several stretchings in expansion type flame-retarding band, and heat conducting bar can incude flame in advance And temperature is transmitted, shorten the time that expansion type flame-retarding is expanded with heat, improves the effect of blocking pipe.
8, the heat conducting bar installed inside expansion type flame-retarding band of the present invention is electric heating mechanism, using backup power source, more into The perception that improves before fire spread of one step carries out active closure, improves the ability of reply fire.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of heat conducting bar in the present invention.
Fig. 3 is the structural schematic diagram of temperature detect switch (TDS) in the present invention.
In figure: 1, fastener；2, clip；3, clip mounting hole；4, support frame；5, shell；6, expansion type flame-retarding band；7, auxiliary Help expansion hole；8, circular ring structure；9, snap-gauge；10, snap-gauge fixation hole；11, the interior body of rod；12, inner insulating layer；13, the middle part body of rod； 14, outer thermal insulation layer；15, the outer body of rod；16, closing block；17, conducting rod；18, articulated shaft；19, switch case；20, deflector hole；21, Temperature control device；22, conductive seat.
Specific embodiment
Technical solution described herein is described further below with reference to embodiment.
Embodiment 1: a kind of intumescent back-fire relief band for building, including expansion type flame-retarding band 6, the expansion type flame-retarding band 6 Outer surface be coated with shell 5, the outer surface of the shell 5 is equipped with support frame 4, and the outside of support frame 4 is equipped with clip 2, Two end faces up and down of the clip 2 are distributed with snap-gauge 10, snap-gauge 10 respectively with expansion type flame-retarding band 6, shell 5, support frame 4, The end face of clip 2 contacts；Support frame as described above 4 be around equally distributed " ∧ " structure in 5 outer surface of shell, adjacent " ∧ " structure it Between there are gaps with " ∧ " inside configuration space；It is provided with several secondary expansion holes 7 on the expansion type flame-retarding band 6, assists The inside of expansion hole 7 is equipped with heat conducting bar.
Embodiment 2: a kind of intumescent back-fire relief band for building, wherein the heat conducting bar includes the interior body of rod 11, the middle part body of rod 13 and the outer body of rod 15, and the length of the interior body of rod 11, the middle part body of rod 13 and the outer body of rod 15 is successively successively decreased, in the interior body of rod 11 and middle part bar Inner insulating layer 12, outer thermal insulation layer 14 are separately filled between body 13, the middle part body of rod and the outer body of rod 15.Pacify the bottom of the heat conducting bar Equipped with closing block 16, the closing block 16 is that softening point is paraffin-stearic acid material not less than 40 DEG C.It is opened on the clip 2 There is clip mounting hole 3, heat conducting bar is installed in clip mounting hole 3.The expansion type flame-retarding band 6 is being located at secondary expansion hole 7 The circular ring structure 8 of protrusion is provided at the position of upper surface.In the structure and connection relationship and any previous embodiment of rest part The structure and connection relationship is identical.
Embodiment 3: a kind of expansion type flame-retarding band applied to intumescent back-fire relief band for building, wherein the intumescent hinders Combustion band 6 comprises the following components in parts by weight:
Elastomer 20 ~ 80；
Expanding material 20 ~ 80；
Peroxide cross-linking agent 0.1 ~ 0.3；
Assistant crosslinking agent 0 ~ 0.3；
Fire retardant 5 ~ 10；
Surface treating agent 0 ~ 0.4；
Dispersed lubricant 0 ~ 0.4；
Smoke suppressant 5 ~ 10；
Reinforcing fiber 0 ~ 10；
High-efficiency heat conduction agent 0 ~ 10.
The structure and connection relationship of rest part are identical as structure described in any previous embodiment and connection relationship.
Embodiment 4: a kind of intumescent back-fire relief band for building, wherein the expansion type flame-retarding band 6 is by following parts by weight At being grouped as:
Elastomer 80；
Expanding material 80；
Peroxide cross-linking agent 0.3；
Assistant crosslinking agent 0.3；
Fire retardant 10；
Surface treating agent 0.4；
Dispersed lubricant 0.4；
Smoke suppressant 10；
Reinforcing fiber 10；
High-efficiency heat conduction agent 10.
The structure and connection relationship of rest part are identical as structure described in any previous embodiment and connection relationship.
The object of the present invention is to provide one kind can back-fire relief efficiency it is big, expansion efficiency is high, and swelliong power is strong and strong water-fast, resistance to Cement, self stability is high, the extremely strong intumescent back-fire relief band for building of size adaptability and the intumescent applied to the band Inhibiting tape.In order to realize the above functions, the present invention carries out in the structure of back-fire relief band and the material mixture ratio of expansion type flame-retarding band 6 It improves.
Specifically, structure in the present invention is improved, it is mainly reflected in following aspect:
Fixation of the expansion type flame-retarding band 6 on PVC-u drainpipe is carried out using clip 2 and shell 5 in the present invention, and And in the present invention, support frame 4 is also equipped between the clip 2 and shell 5.As shown in Figure 1, the support frame 4 Structure is " ∧ " structure, and the purpose of this structure is that between support frame 4, there are gaps, can guarantee air circulation.Work as hair When calamity of lighting a fire, the flue gas generated can be by above-mentioned gap, and to intumescent under the action of the shell of good heat conductivity 5 Inhibiting tape 6 preheats, and shortens the time of its expanded by heating.
It additionally uses in the present invention and is distributed with or is evenly distributed with several secondary expansions on expansion type flame-retarding band 6 The inside in hole 7, secondary expansion hole 7 is equipped with heat conducting bar.Heat conducting bar uses two kinds of forms in the present invention, and a kind of form is three layers The structure type of body of rod composition, it is a kind of for the heat conducting bar with electric heater unit.For three layers of body of rod composition thermally conductive rod type, As shown in Figure 2 comprising the interior body of rod 11, the middle part body of rod 13 and the outer body of rod 15.The interior body of rod 11 and the middle part body of rod 13 and the outer body of rod 15 Hierarchic structure is constituted, metal heat-conducting rate used by the outer body of rod 15 should be greater than 240 W/ (m*K), such as metallic aluminium, interior 11 He of the body of rod The metal heat-conducting rate of the middle part body of rod 13 should be greater than 401 W/ (m*K), such as metallic copper.In order to reduce respective metal in conduction process Thermal losses, the present invention is provided with thermal insulation layer in the contact position of the interior body of rod 11, the middle part body of rod 13 and the outer body of rod 15.In fire Generated heat encounters heat conducting bar, and heat conducting bar is heated and transfers heat on connected expansion type flame-retarding band 6, right in advance Expansion type flame-retarding band 6 is preheated, its time to react is shortened.Different length and the body of rod of thermal conductivity can fire not Heat transfer, effectively save reaction time are carried out with the stage.In the case of fire, external closing block 16 due to using paraffin this Kind can be detached from heat conducting bar by thermal softening and the material of flowing, avoid influencing heat conducting bar transmitting heat.Meanwhile in normal condition The lower closing that can guarantee heat conducting bar again.
Another form of heat conducting bar is using the structure containing electric heater unit in the present invention.Its working principle is that When fire occurs, the heating of itself can be realized by conducting wire, backup power source and temperature detect switch (TDS), heating temperature, which should be greater than, to be promoted Start the initial temperature of reaction into expansion type flame-retarding band 6.
Present invention temperature detect switch (TDS) structure as shown in Figure 3 comprising switch case 19 is arranged in the inside of switch case 19 There is horizontal partition, deflector hole 20 is provided on partition.Conductive seat 22 is installed on partition, the top installation of conductive seat 22 is hinged Connect the conducting rod 17 in switch case 19.There are temperature control devices 21 between conducting rod 17 and conductive seat 22.Temperature control device 21 is Olefin material is made or hollow glass tube structure, heating temperature need to reach 40 DEG C.After temperature reaches above-mentioned temperature, Temperature control device 21 flows away or is crushed from conductive seat 22, so that conducting rod 17 is contacted with conductive seat 22 constitutes access, promotes standby By conducting wire heat conducting bar is heated up with power supply, heats expansion type flame-retarding band 6.It should be noted that conductive seat 22 and partition it Between collets are installed, conducting wire is mounted on the side of conductive seat 22 by screw, the other end of conducting wire is equipped at articulated shaft 18.
In the present invention, it is provided with clip mounting hole 3 on clip 2, snap-gauge 9 is installed in snap-gauge fixed plate 10.Snap-gauge 9 In on the circular ring structure 8 of expansion type flame-retarding band 6, in upper and lower ends fixed expansion type inhibiting tape 6.Circular ring structure 8 is located at intumescent The mechanical performance of the part for blocking the secondary expansion hole 7 on expansion type flame-retarding band 6, and is reinforced in the top of inhibiting tape 6.Institute Stating clip 2 is four-part form structure, and mutual fixation is realized by the fastener 1 being provided with, and the shell 5 is buckle-type Structure.
Specifically, the improvement on 6 composition of expansion type flame-retarding band in the present invention, is mainly reflected in following side Face:
Elastomer 20 ~ 80；
Expanding material 20 ~ 80；
Peroxide cross-linking agent 0.1 ~ 0.3；
Assistant crosslinking agent 0 ~ 0.3；
Fire retardant 5 ~ 10；
Surface treating agent 0.2 ~ 0.4；
Dispersed lubricant 0.2 ~ 0.4；
Smoke suppressant 5 ~ 10；
Reinforcing fiber 5 ~ 10；
High-efficiency heat conduction agent 5 ~ 10.(in parts by weight)
Wherein the elastomer includes polyurethane elastomer, ethylene-vinyl acetate copolymer, ethylene-acrylic acid copolymer Object, ethylene-octene copolymer, one of propylene-octene Copolymer.
Expansion type flame-retarding band according to the present invention applied to intumescent back-fire relief band for building, wherein the expansion Material includes expansible graphite, expandable vermiculite, the mixing of one or more of swelled ground.
Expansion type flame-retarding band according to the present invention applied to intumescent back-fire relief band for building, wherein the peroxide Compound crosslinking agent selects bis- (t-butyl peroxy) hexanes of 2,5- dimethyl-2,5-, double 2 4-[bis- (2,4- dichloro-benzoyls) Peroxide, peroxidating two (4- toluyl), cumyl peroxide, two (t-butylperoxyisopropyl) benzene, 1,1- The mixing of one or more of di-t-butyl methyl -3,5,5- trimethyl-cyclohexane.
Intumescent back-fire relief band for building according to the present invention, wherein the assistant crosslinking agent is triallyl isocyanide urine Acid esters, triallyl cyanurate, one of trihydroxy methyl propane trimethyl acrylic ester.
Expansion type flame-retarding band according to the present invention applied to intumescent back-fire relief band for building, wherein described resistance Combustion agent is ammonium phosphate, antimony oxide, decabromodiphenylethane, red phosphorus, one of melamine or several mixing.
Expansion type flame-retarding band according to the present invention applied to intumescent back-fire relief band for building, wherein the surface Inorganic agent is 3- triethoxysilyl -1- propylamine, gamma-aminopropyl-triethoxy-silane, γ-glycidyl ether oxygen propyl three Methoxy silane, γ-(methacryloxypropyl) propyl trimethoxy silicane, stearic acid, titanate esters, Aluminate, in zirconate One or more mixing.
Expansion type flame-retarding band according to the present invention applied to intumescent back-fire relief band for building, wherein the dispersion Lubricant is the mixing of one or more of ethylene bis stearamide, PE wax, montanic acid, calcium stearate, stearic acid.
Expansion type flame-retarding band according to the present invention applied to intumescent back-fire relief band for building, wherein the suppression cigarette Agent is intumescent red phosphorus, magnesium hydroxide, aluminium hydroxide, the mixing of one or more of metallocene.
Expansion type flame-retarding band according to the present invention applied to intumescent back-fire relief band for building, wherein the enhancing Fiber is glass fibre, carbon fiber, one of polyester fiber or several mixing.
Expansion type flame-retarding band according to the present invention applied to intumescent back-fire relief band for building, wherein described height Effect thermal conducting agent is nanometer silicon carbide, aluminium nitride, boron nitride, magnesia, aluminium oxide, one of powdered graphite or several.
Following preparation method is provided, in the description of the invention to help it will be understood by those skilled in the art that the hair Process progress is prepared as follows in intumescent back-fire relief band described in bright, the material:
Step 1: changing surface treating agent, dispersion profit agent, fire retardant, expanding material, smoke suppressant and weigh by mass fraction, It is mixed 3-5 minutes in mixing machine.
Step 2: elastomer, peroxide are pressed into mass fraction load-bearing, with the resulting mixture of step 1 in mixing machine Then mixing 3-5 minutes is 60-150 DEG C in extruder temperature, squeezes out band under the process conditions that screw speed is 200-500rpm Material.
After being prepared using the material of above-mentioned preparation method and following parts by weight, to the expansion type flame-retarding band 6 after preparation It has carried out the measurement of parameter and has compared.
Experiment 1: by 3- triethoxysilyl -1- propylamine, ethylene bis stearamide, ammonium phosphate, expansible graphite, hydrogen Aluminium oxide, glass fibre, nm-class boron nitride mix 5 minutes in mixing machine, each component parts by weight are as follows:
3- triethoxysilyl -1- propylamine 0.2
Ethylene bis stearamide 0.2
Ammonium phosphate 5
Expansible graphite 30
Aluminium hydroxide 15
Glass fibre 7
Nm-class boron nitride 5
Ethylene-vinyl acetate copolymer, bis- (t-butyl peroxy) hexanes of 2,5- dimethyl -2,5- are added to step 1 and matched In good material, mix 5 minutes, each component parts by weight are as follows:
Ethylene-vinyl acetate copolymer 60
Bis- (t-butyl peroxy) hexanes 0.2 of 2,5- dimethyl -2,5-
Experiment 2:
By 3- triethoxysilyl -1- propylamine, ethylene bis stearamide, ammonium phosphate, expansible graphite, hydroxide Aluminium, glass fibre, nanometer silicon carbide mix 5 minutes in mixing machine, each component parts by weight are as follows:
3- triethoxysilyl -1- propylamine 0.3
Ethylene bis stearamide 0.2
Ammonium phosphate 8
Expansible graphite 50
Aluminium hydroxide 10
Glass fibre 8
Nanometer silicon carbide 5
By ethylene-vinyl acetate copolymer, bis- (t-butyl peroxy) hexanes of 2,5- dimethyl -2,5-, triallyl isocyanide Urate is added in the material that step 1 prepares, and is mixed 5 minutes, each component mass fraction are as follows:
Ethylene-vinyl acetate copolymer 50
Bis- (t-butyl peroxy) hexanes 0.3 of 2,5- dimethyl -2,5-
Triallyl isocyanurate 0.15
Experiment 3:
By 3- triethoxysilyl -1- propylamine, ethylene bis stearamide, ammonium phosphate, expansible graphite, hydroxide Aluminium, carbon fiber, nanometer silicon carbide mix 5 minutes in mixing machine, each component parts by weight are as follows:
3- triethoxysilyl -1- propylamine 0.2
Ethylene bis stearamide 0.2
Ammonium phosphate 10
Expansible graphite 60
Aluminium hydroxide 10
Carbon fiber 8
Nanometer silicon carbide 5
By ethylene-vinyl acetate copolymer, bis- (t-butyl peroxy) hexanes of 2,5- dimethyl -2,5-, triallyl isocyanide Urate is added in the material that step 1 prepares, and is mixed 5 minutes, each component parts by weight are as follows:
Ethylene-vinyl acetate copolymer 30
Bis- (t-butyl peroxy) hexanes 0.4 of 2,5- dimethyl -2,5-
Triallyl isocyanurate 0.1.
The testing result of experiment is as follows:
From the point of view of testing result, using intumescent back-fire relief band prepared by the present invention, existing enough rigidity, and have preferably Flexibility, while combustibility meets the requirement of related mark, compares existing fire trapping ring product, flexible for installation, installation causes Rejection rate it is low.

Claims (10)

1. a kind of intumescent back-fire relief band for building, including expansion type flame-retarding band (6), the appearance of the expansion type flame-retarding band (6) Bread is covered with shell (5), it is characterised in that: the outer surface of the shell (5) is equipped with support frame (4), the outside of support frame (4) It is equipped with clip (2), two end faces up and down of the clip (2) are distributed with snap-gauge (10), and snap-gauge (10) is hindered with intumescent respectively The end face contact of combustion band (6), shell (5), support frame (4), clip (2)；Support frame as described above (4) is equal around shell (5) outer surface " ∧ " structure of even distribution, there are gaps with " ∧ " inside configuration space between adjacent " ∧ " structure；The intumescent resistance It is provided with several secondary expansion holes (7) on combustion band (6), the inside of secondary expansion hole (7) is equipped with heat conducting bar.
2. intumescent back-fire relief band for building according to claim 1, it is characterised in that: the heat conducting bar includes the interior body of rod (11), the middle part body of rod (13) and the outer body of rod (15), and the length of the interior body of rod (11), the middle part body of rod (13) and the outer body of rod (15) is successively Successively decrease, is separately filled with inner insulating layer between the interior body of rod (11) and the middle part body of rod (13), the middle part body of rod and the outer body of rod (15) (12), outer thermal insulation layer (14).
3. intumescent back-fire relief band for building according to claim 2, it is characterised in that: install the bottom of the heat conducting bar Have closing block (16), the closing block (16) is paraffin-stearic acid material that softening point is not less than 40 DEG C.
4. intumescent back-fire relief band for building according to claim 1, it is characterised in that: be provided with card on the clip (2) It binds round mounting hole (3), heat conducting bar is installed in clip mounting hole (3).
5. intumescent back-fire relief band for building according to claim 1, it is characterised in that: the expansion type flame-retarding band (6) The circular ring structure (8) of protrusion is provided at the upper surface position for being located at secondary expansion hole (7).
6. intumescent back-fire relief band for building according to claim 1, it is characterised in that: the heat conducting bar is to add containing electricity The heat carrier of thermal, heat carrier pass through conducting wire and power autonomous connection, are provided with temperature detect switch (TDS) on the conducting wire.
7. intumescent back-fire relief band for building according to claim 6, it is characterised in that: the electric heater unit includes electricity Heating coil, electrically heated rod.
8. existing according to claim 1 to intumescent for building back-fire relief band, feature described in any one of 7 claims In: the expansion type flame-retarding band (6) comprises the following components in parts by weight:
Elastomer 20 ~ 80；
Expanding material 20 ~ 80；
Peroxide cross-linking agent 0.1 ~ 0.3；
Assistant crosslinking agent 0 ~ 0.3；
Fire retardant 5 ~ 10；
Surface treating agent 0 ~ 0.4；
Dispersed lubricant 0 ~ 0.4；
Smoke suppressant 5 ~ 10；
Reinforcing fiber 0 ~ 10；
High-efficiency heat conduction agent 0 ~ 10.
9. intumescent back-fire relief band for building according to claim 8, it is characterised in that: the elastomer is polyurethane bullet Property body, ethylene-vinyl acetate copolymer, ethylene-acrylic acid copolymer, ethylene-octene copolymer, in propylene-octene Copolymer One kind.
10. intumescent back-fire relief band for building according to claim 9, it is characterised in that: the surface treating agent is 3- triethoxysilyl -1- propylamine, gamma-aminopropyl-triethoxy-silane, γ-glycidyl ether oxygen propyl trimethoxy silicon One of alkane, γ-(methacryloxypropyl) propyl trimethoxy silicane, stearic acid, titanate esters, Aluminate, zirconate.
CN201711275577.3A 2017-12-06 2017-12-06 Intumescent back-fire relief band for building and expansion type flame-retarding band applied to the band Active CN107953622B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711275577.3A CN107953622B (en) 2017-12-06 2017-12-06 Intumescent back-fire relief band for building and expansion type flame-retarding band applied to the band

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711275577.3A CN107953622B (en) 2017-12-06 2017-12-06 Intumescent back-fire relief band for building and expansion type flame-retarding band applied to the band

Publications (2)

Publication Number Publication Date
CN107953622A CN107953622A (en) 2018-04-24
CN107953622B true CN107953622B (en) 2019-10-11

Family

ID=61958105

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711275577.3A Active CN107953622B (en) 2017-12-06 2017-12-06 Intumescent back-fire relief band for building and expansion type flame-retarding band applied to the band

Country Status (1)

Country Link
CN (1) CN107953622B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN2426368Y (en) * 2000-05-22 2001-04-11 公安部上海消防科学研究所 Fire containment ring
CN203532988U (en) * 2013-08-27 2014-04-09 浙江爱佑管道科技有限公司 Fire-retardant ring
CN104650441A (en) * 2015-03-16 2015-05-27 四川大学 Ceramic bovine flame retardant polymer composite material and application thereof
CN204437579U (en) * 2014-12-31 2015-07-01 吴江市锦亿嘉纺织品有限公司 A kind of novel building fireproof casing
CN105419072A (en) * 2015-12-18 2016-03-23 华南理工大学 Flexible low-smoke halogen-free flame-retardant wire and cable material and preparation method thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2699153C2 (en) * 2015-06-19 2019-09-03 Роквул Интернешнл А/С Intumescent fire-prevention coupling, roll of several intumescent fire-fighting couplings and method of installing intumescent fire-fighting coupling

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN2426368Y (en) * 2000-05-22 2001-04-11 公安部上海消防科学研究所 Fire containment ring
CN203532988U (en) * 2013-08-27 2014-04-09 浙江爱佑管道科技有限公司 Fire-retardant ring
CN204437579U (en) * 2014-12-31 2015-07-01 吴江市锦亿嘉纺织品有限公司 A kind of novel building fireproof casing
CN104650441A (en) * 2015-03-16 2015-05-27 四川大学 Ceramic bovine flame retardant polymer composite material and application thereof
CN105419072A (en) * 2015-12-18 2016-03-23 华南理工大学 Flexible low-smoke halogen-free flame-retardant wire and cable material and preparation method thereof

Also Published As

Publication number Publication date
CN107953622A (en) 2018-04-24

Similar Documents

Publication Publication Date Title
US7670033B2 (en) Fire stop for light fixture
US3864883A (en) Method and apparatus for closing a passageway
WO2009006786A1 (en) A fireproof lamp
CN105490221A (en) Safety fireproof cooling wiring conduit
CN203478414U (en) Combined type electric heating board
CN107953622B (en) Intumescent back-fire relief band for building and expansion type flame-retarding band applied to the band
CN209056890U (en) A kind of fireproofing of cable plugging structure
CN201615538U (en) Double-source wall-mounted boiler
CN205783271U (en) The floor heating of a kind of electricity
CN210624905U (en) High-efficient heat transfer mechanism that gas hanging stove was used
JP3665024B2 (en) Incinerator or boiler and its surface temperature reduction method
KR20080003279U (en) Flame retardation cable tray with fire form cover plate and wire isolation plate structure
CN211204193U (en) Prevent hot wall warm structure
CN209636161U (en) One drag two positive pressure furnace drying device
CN1811250B (en) Fire-proof cable bridge rack of plastic alloy
CN201538753U (en) Fireproof pillow comprising expanded perlites
CN206280959U (en) A kind of heat accumulating type multitubular bundles radiant tube combustion device
CN205909414U (en) Can provide gas hot water appliance of combustion chamber damage protection
CN114277946B (en) Construction method and heat preservation method for heat preservation outer wall of high-rise building
CN201047481Y (en) High temperature furnace pipe counterradiation energy-saving heat insulating suit of skirt
CN214476606U (en) Flame-retardant cable
CN205137641U (en) Solar energy wall system that warms up
CN211822661U (en) Energy-saving environment-friendly household heating device
CN218096578U (en) Jacket type hot blast stove system
CN209593780U (en) A kind of intelligent temperature control heating module

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant