CN110656708A - Composite fireproof plugging plate - Google Patents
Composite fireproof plugging plate Download PDFInfo
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- CN110656708A CN110656708A CN201910968206.6A CN201910968206A CN110656708A CN 110656708 A CN110656708 A CN 110656708A CN 201910968206 A CN201910968206 A CN 201910968206A CN 110656708 A CN110656708 A CN 110656708A
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- mortar
- dea
- alkali
- adhesive
- fireproof
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/948—Fire-proof sealings or joints
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Abstract
The invention discloses a composite fireproof plugging plate which comprises a concrete layer, wherein a wall body is arranged at the upper end of the concrete layer, DP mortar is arranged on two sides of the wall body, a DEA mortar adhesive is arranged on one side of the DP mortar, a rock wool composite board is arranged on one side of the DEA mortar adhesive, bottom DBI plastering mortar is arranged on one side of the rock wool composite board, alkali-resistant gridding cloth is arranged on one side of the bottom DBI plastering mortar, surface layer plastering mortar is arranged on one side of the alkali-resistant gridding cloth, and fireproof coating is coated on one side of the surface layer plastering mortar. The invention has good fireproof performance, safe use, no harm to human health, strong environmental protection performance, convenient installation, simple and convenient construction, convenient maintenance, reduced labor intensity of maintenance personnel, saved cost, long service life, high stability and good air tightness and water tightness.
Description
Technical Field
The invention relates to the technical field of fireproof plugging plates, in particular to a composite fireproof plugging plate.
Background
The fireproof plug is used for plugging various penetrations, such as various openings formed when cables, air pipes, oil pipes, air pipes and the like pass through the wall (warehouse) wall and the floor (deck) plate and the fireproof separation of a cable bridge so as to prevent fire from spreading through the openings and gaps, has an excellent fireproof function and is convenient to replace. The basic principle of fire plugging is that a plugging material plays roles of expansion, heat absorption and heat insulation, expands when meeting fire to seal gaps left by combustible combustion, and prevents the spread of toxic gas and smoke generated in the fire and fire; the heat absorption and the heat insulation are used for reducing the temperature of the back fire surface of the penetration object and preventing the combustible substance on the back fire surface from spontaneous combustion.
In the prior art, fireproof plugging plates are reported more. The patent of CN104070714A discloses a fireproof plugging plate which is prepared by scientifically blending and pressing a plurality of noncombustible materials and has the characteristics of flame retardance, long noncombustible time when meeting fire, high mechanical strength, no explosion, water resistance, oil resistance, strong chemical corrosion resistance, no toxicity and the like; in the combustion test of the inorganic fireproof partition board, the flame does not deform when the highest temperature reaches 1000 ℃, all indexes meet the specified requirements of GB23864-2009, and the combustion performance reaches the A-grade (incombustibility) standard specified by GB 8624.
CN103669702A discloses a plugging plate for civil air defense, which comprises an outer structural plate, an intermediate structural plate and an inner structural plate, wherein a first concrete layer is arranged between the outer structural plate and the intermediate structural plate, a second concrete layer is arranged between the intermediate structural plate and the inner structural plate, the outer structural plate comprises an outer structural plate body and a plurality of outer reinforcing ribs arranged on the inner side surface of the outer structural plate body, the inner structural plate comprises an inner structural plate body and a plurality of inner reinforcing ribs arranged on the inner side surface of the inner structural plate body, the intermediate structural plate comprises an intermediate structural plate body and a plurality of intermediate reinforcing ribs arranged on the two side surfaces of the intermediate structural plate body, but the plate is found by researchers to have poor fireproof performance, poor stability and easy damage, and can not effectively prevent fire.
The patent of CN205024869U discloses a novel fire prevention shutoff panel can cut into various shapes, provides multiple shutoff fire prevention scheme for various pipelines, special topography, the utility model discloses composite board has light, intensity height, toughness good, give sound insulation, antidetonation, heat preservation, thermal-insulated, fire prevention, anticorrosion, acid and alkali-resistance, moth-proofing, environmental protection, radiation protection, low in production cost and bonding advantage such as firm, but, through the discovery of researcher, the device construction is comparatively complicated, has increased staff's intensity of labour, incremental cost.
Therefore, how to improve the tightness and environmental protection of the plate, how to improve the fire resistance and stability, how to facilitate and construct quickly, and how to reduce the labor intensity of workers are important and difficult problems in the research of technical personnel in the field, and therefore, a composite fire-proof plugging plate is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a composite fireproof plugging plate.
In order to achieve the purpose, the invention adopts the following technical scheme:
the composite fireproof plugging plate comprises a concrete layer, wherein a wall body is arranged at the upper end of the concrete layer, DP mortar is arranged on two sides of the wall body, a DEA mortar adhesive is arranged on one side of the DP mortar, a rock wool composite board is arranged on one side of the DEA mortar adhesive, bottom DBI plastering mortar is arranged on one side of the rock wool composite board, an alkali-resistant mesh cloth is arranged on one side of the bottom DBI plastering mortar, surface plastering mortar is arranged on one side of the alkali-resistant mesh cloth, fireproof paint is coated on one side of the surface plastering mortar, threading holes are formed in the wall body, the DP mortar, the DEA mortar adhesive, the rock wool composite board, the bottom DBI plastering mortar, the alkali-resistant mesh cloth and the surface plastering mortar together, a super fire-retardant belt is arranged on the side wall of the threading holes in a circle, and the DP mortar, the DEA mortar adhesive, the rock wool composite board and the bottom DBI plastering mortar are, The alkali-resistant mesh cloth and the surface layer plastering mortar are fixed by more than two fixing pieces.
Preferably, the width of the alkali-resistant mesh cloth is 300-400 mm.
Preferably, the DEA mortar adhesive has the thickness of 100-150mm and the width of 2-3 mm.
Preferably, the width of the surface layer plastering mortar is 100-150mm, and the thickness is 1.5-2.0 mm.
Preferably, waterproof and fireproof sealing glue is coated in the threading hole.
Preferably, the DEA mortar adhesive and DP mortar are stirred with a mortar mixer.
The invention has the beneficial effects that:
1. the fireproof performance meets GB23864-2009 type detection approval, and simultaneously meets the fireproof aging required by the specification under the actual working condition, the fireproof performance is not lower than the fireproof limit of a penetrated object, the fireproof grade of the fireproof plugging plate is not lower than A2 grade, a domestic type inspection report and a type approval certificate are provided, and an international corresponding fireproof test report can be provided under special conditions;
2. the main fireproof plugging materials such as fireproof plugging plates, solidified or non-solidified fireproof mud, fire retardant belts and the like are required to have the expansion performance in case of fire, and the expansion ratio is more than or equal to 5 times;
3. the environment adaptability can adapt to the environment temperature of-15 ℃ to 60 ℃ so as to ensure that the fireproof plugging material does not crack, peel or peel at low temperature, does not flow or drip at high temperature, has certain moisture resistance, and has long-term moisture resistance under the action of condensed water or humid air;
4. the long-term service performance is equivalent to the service life of a penetrated object or a penetrating object, the long-term effectiveness is not less than 30 years, so that the replacement frequency is reduced, and the fireproof performance is stable within the service life;
5. the fireproof plugging system is environment-friendly, is friendly to human bodies and environment, does not contain dust, volatile toxic substances and the like, all materials of all fireproof plugging systems need to meet the environment-friendly requirement, does not contain asbestos, mineral wool, halogen and other components harmful to human bodies and cables, and provides an LEED green building environment-friendly certification certificate;
6. the construction is simple, all the fireproof plugging systems need to consider the convenience of maintenance, the secondary crossing of the cable is facilitated, and the maintenance time is saved;
7. the fireproof plugging system has certain bearing performance, and does not fall off, shift, crack and the like under the actions of vibration, thermal application, load and the like of a building, and does not fall off, shift, crack, collapse and the like under the actions of uneven variable thermal stress and hot air pressure in a fire disaster when the fire disaster occurs;
8. the fireproof sealing of the building has excellent air tightness and water tightness;
to sum up, this panel has good fire behavior, and is safe in utilization moreover, can not cause the harm to human health, and environmental protection can the reinforce, still is convenient for install simultaneously, and the construction is simple and convenient, conveniently maintains, has reduced maintenance personal's intensity of labour, practices thrift the cost, and long service life, stability is high, has good gas tightness and water proofness.
Drawings
Fig. 1 is a schematic structural view of a composite fireproof plugging sheet material according to the present invention;
FIG. 2 is a side view of the DP mortar of the composite fireproof plugging sheet material provided by the present invention;
FIG. 3 is a schematic structural view of a composite fireproof plugging plate super fire retardant belt according to the present invention;
fig. 4 is an enlarged view of a position a of the composite fireproof plugging sheet material provided by the invention.
In the figure: 1 DP mortar, 2 bottom DBI plastering mortar, 3 alkali-resistant mesh cloth, 4 fixing pieces, 5 surface layer plastering mortar, 6 fireproof coating, 7 concrete layer, 8 DEA mortar adhesive, 9 rock wool composite board, 10 wall body, 11 threading holes and 12 super fire retardant belt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a composite fireproof plugging plate comprises a concrete layer 7, which plays a supporting role, a wall 10 is arranged at the upper end of the concrete layer 7, DP mortar 1 is arranged on both sides of the wall 10, a DEA mortar adhesive 8 is arranged on one side of the DP mortar 1, a special mortar mixer is adopted to mix the adhesive and the plastering mortar powder according to a mixing ratio, the mixing time is not less than 5 minutes, the mixing must be sufficient and uniform, the consistency is moderate, additives in any form such as cement, a quick-setting agent, an antifreezing agent, a filling material and a pigment are not allowed to be mixed in the process of mixing the mortar, a rock wool composite plate 9 is arranged on one side of the DEA mortar adhesive 8, a standard alkali-resistant grid cloth 3 is required to be wrapped at the exposed part of the edge of the bonded rock wool composite plate 9, and the specific part comprises a door window opening and a parapet wall closing head.
In the invention, one side of the rock wool composite board 9 is provided with bottom layer DBI plastering mortar 2, one side of the bottom layer DBI plastering mortar 2 is provided with alkali-resistant mesh cloth 3, one side of the alkali-resistant mesh cloth 3 is provided with surface layer plastering mortar 5, 300 mm wide standard alkali-resistant mesh cloth 3 is cut, 100 mm wide 2-3mm hundreds of bonding mortar is smeared on a base layer of a part needing ladle turning treatment, 3 alkali-resistant mesh cloths are laid on the smeared bonding agent, a stainless steel trowel is uniformly pressed into the bonding agent with the pressing width of 100 mm, the rest alkali-resistant mesh cloth 3 is thrown out and kept clean for future ladle turning, one side of the surface layer plastering mortar 5 is coated with fireproof paint 6, the fireproof paint 6 must be water-based paint, has fire-swelling performance, does not contain organic solvent which is inflammable, toxic or has damage to cables and cable bridges, and has good stretchability, Bending property, expansion type, high compression strength, corrosion resistance, water resistance and good weather resistance, and does not influence the current-carrying capacity of the cable.
In the invention, the wall body 10, the DP mortar 1, the DEA mortar adhesive 8, the rock wool composite board 9, the bottom DBI plastering mortar 2, the alkali-resistant mesh cloth 3 and the surface layer plastering mortar 5 are provided with the threading holes 11 together for a cable to pass through, the side wall of the circumference in the threading holes 11 is provided with the super fire retardant belt 12, and the super fire retardant belt 12 is a soft expansion fireproof material taking graphite as a base material, is easy to install, has the expansion performance in fire, has good fireproof and smoke-proof functions, can be repeatedly used, has good weather resistance and is a thermal insulation material.
In the invention, DP mortar 1, DEA mortar adhesive 8, rock wool composite board 9, bottom layer DBI plastering mortar 2, alkali-proof gridding cloth 3 and surface layer plastering mortar 5 are fixed by more than two fixing parts 4, so as to improve the firmness and stability, the width of the alkali-proof gridding cloth 3 is 400mm, the thickness of the DEA mortar adhesive 8 is 100-150mm, the width is 2-3mm, the width of the surface layer plastering mortar 5 is 100-150mm, the thickness is 1.5-2.0mm, waterproof and fireproof sealant is coated in the threading hole 11, the DEA mortar adhesive 8 and the DP mortar 1 are stirred by a mortar stirrer, the waterproof and fireproof sealant is single-component elastic silica gel, the treatment such as mixing and the like is not needed before construction, the waterproof and fireproof sealant can be automatically cured to form elastic sealing under natural conditions without special treatment, the cured material can keep certain elasticity and weather resistance, the intumescent fire-proof sealant does not contain halogen, asbestos or volatile organic solvent, has good smoke tightness, air tightness, water tightness, weather resistance and insulativity, and can play a role in fire prevention, smoke prevention and water prevention.
In the invention, when in use, according to the requirements of building facade equipment and external wall external heat insulation technology, a horizontal and vertical control line and the like of a pop-up window of a wall surface are hung at a large angle of the building external wall and other necessary positions, a horizontal line is hung at a proper position of a first floor so as to control the verticality and the flatness of the rock wool composite board 9, a special mortar mixer is adopted to mix an adhesive and a plastering mortar powder according to a mixing ratio, the mixing time is not less than 5 minutes, the mixing is necessary to be sufficient and uniform, the consistency is moderate, additives in any form such as cement, a quick-setting agent, an antifreeze, a filling material, a pigment and the like are not allowed to be added in the process of mixing the mortar, the exposed part of the edge of the adhered rock wool composite board 9 is subjected to standard alkali-resistant type gridding cloth 3 turning treatment, the specific parts comprise a door window opening and a parapet wall head, 3 standard alkali-, smearing 2-3mm hundred of adhesive mortar with the width of 100 mm on a base layer of a part needing ladle turning treatment, paving 3 pieces of alkali-resistant gridding cloth on the smeared adhesive, uniformly pressing a stainless steel trowel into the adhesive with the pressing width of 100 mm, throwing the rest part of the alkali-resistant gridding cloth 3 out and keeping clean, smearing the adhesive on the surface of the rock wool composite board 9 board by using a point-frame combination method when the ladle is turned over in future, ensuring that the effective adhesive area of the adhesive on the surface of the rock wool composite board 9 board is controlled to be 50 percent and must be firm, smearing 50mm wide continuous adhesive mortar strips on the edges of the rock wool composite board by using the stainless steel trowel, smearing 8 adhesive mortar blocks with the diameter of not less than 140 mm in the middle of the rock wool composite board, wherein the thickness is not less than 8 mm, in order to generate a cold and hot bridge, the edges of the rock wool composite board 9 cannot be consistent with the adhesive, and the mortar on the, the rock wool composite board 9 without collision head ash is laid and pasted from bottom to top after the bonding mortar is opened, the long edge of the rock wool composite board 9 is laid and pasted along the horizontal direction, the vertical joint is staggered by half board length or more than or equal to 200 mm line by line, the pressure is uniformly applied to ensure that the rock wool composite board 9 is fully pasted to the base layer, the compaction thickness of the bonding mortar is controlled within 3mm, the flatness and the verticality are checked by using a2 mm guiding rule and a supporting board at any time, the flatness and the verticality are corrected immediately when the flatness and the verticality do not meet the requirements, the residual bonding mortar on the board joint and the board side are scraped immediately after the pasting, the anchoring piece is installed after 24 hours when the pasting of the rock wool composite board 9, the corresponding anchoring piece is selected according to the thickness of the rock wool composite board 9 of each unit project and is 8 mm directly, the depth of the anchoring piece penetrating into the wall body is not less than 30 mm, and, if the flatness deviation of the joint exceeds 1.5 mm, using coarse sand paper to polish and flatten, removing any residual scraps on the surface of the rock wool composite board 9 before the construction of a rendering coat, applying mixed rendering mortar with the width of 100 mm and the thickness of 1.5-2.0mm on the front surface of the rock wool composite board 9 at the part needing to be turned over, turning over the turned-over gridding cloth thrown out in advance along the thickness of the board, pressing the turned-over gridding cloth into the rendering mortar, after the turning over construction of the door and window openings is finished, obliquely paving 3 pieces of standard alkali-resistant type gridding cloth with the width of 240 mm and the length of 300 mm at the bottom exposed parts of four corners along an angle of 45 degrees, pressing the gridding cloth into the rendering mortar, and requiring the turned-over gridding cloth pressed into the rendering mortar to be embedded into the rendering mortar without being exposed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a compound fire prevention shutoff panel, includes concrete layer (7), its characterized in that: the upper end of the concrete layer (7) is provided with a wall body (10), the two sides of the wall body (10) are respectively provided with DP mortar (1), one side of the DP mortar (1) is provided with a DEA mortar adhesive (8), one side of the DEA mortar adhesive (8) is provided with a rock wool composite board (9), one side of the rock wool composite board (9) is provided with bottom layer DBI plastering mortar (2), one side of the bottom layer DBI plastering mortar (2) is provided with an alkali-resistant gridding cloth (3), one side of the alkali-resistant gridding cloth (3) is provided with surface layer plastering mortar (5), one side of the surface layer plastering mortar (5) is coated with fireproof paint (6), the wall body (10), the DP mortar (1), the DEA mortar adhesive (8), the rock wool composite board (9), the bottom layer DBI plastering mortar (2), the alkali-resistant gridding cloth (3) and the surface layer plastering mortar (5) are jointly provided with threading holes (11), be equipped with super back-fire relief area (12) on a week lateral wall in through wires hole (11), DP mortar (1), DEA mortar adhesive (8), rock wool composite sheet (9), bottom DBI plaster mortar (2), alkali-resisting net cloth (3) and surface course plaster mortar (5) are fixed through more than two mounting (4) between.
2. The composite fireproof plugging sheet material of claim 1, wherein: the width of the alkali-resistant mesh cloth (3) is 300-400 mm.
3. The composite fireproof plugging sheet material of claim 1, wherein: the DEA mortar adhesive (8) has the thickness of 100-150mm and the width of 2-3 mm.
4. The composite fireproof plugging sheet material of claim 1, wherein: the width of the surface layer plastering mortar (5) is 100-150mm, and the thickness is 1.5-2.0 mm.
5. The composite fireproof plugging sheet material of claim 1, wherein: waterproof and fireproof sealant is coated in the threading hole (11).
6. The composite fireproof plugging sheet material of claim 1, wherein: and the DEA mortar adhesive (8) and the DP mortar (1) are stirred by a mortar stirrer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910968206.6A CN110656708A (en) | 2019-10-12 | 2019-10-12 | Composite fireproof plugging plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910968206.6A CN110656708A (en) | 2019-10-12 | 2019-10-12 | Composite fireproof plugging plate |
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| Publication Number | Publication Date |
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| CN110656708A true CN110656708A (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910968206.6A Pending CN110656708A (en) | 2019-10-12 | 2019-10-12 | Composite fireproof plugging plate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080064500A (en) * | 2007-01-05 | 2008-07-09 | (주)삼우종합건축사사무소 | A pipe fixing material and method of filling up hole using houses |
| CN202031189U (en) * | 2011-04-08 | 2011-11-09 | 鲁会彬 | Fireproof heat insulation board |
| CN206298979U (en) * | 2016-12-05 | 2017-07-04 | 廊坊富达新型建材有限公司 | A kind of fire-blocking belt |
| CN108612203A (en) * | 2018-05-18 | 2018-10-02 | 上海康豪金属制品有限公司 | A kind of hole fireproof blocking method |
| CN208890302U (en) * | 2018-11-09 | 2019-05-21 | 湖北楚禾新材料有限公司 | Fire-resistive plugging partition |
-
2019
- 2019-10-12 CN CN201910968206.6A patent/CN110656708A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080064500A (en) * | 2007-01-05 | 2008-07-09 | (주)삼우종합건축사사무소 | A pipe fixing material and method of filling up hole using houses |
| CN202031189U (en) * | 2011-04-08 | 2011-11-09 | 鲁会彬 | Fireproof heat insulation board |
| CN206298979U (en) * | 2016-12-05 | 2017-07-04 | 廊坊富达新型建材有限公司 | A kind of fire-blocking belt |
| CN108612203A (en) * | 2018-05-18 | 2018-10-02 | 上海康豪金属制品有限公司 | A kind of hole fireproof blocking method |
| CN208890302U (en) * | 2018-11-09 | 2019-05-21 | 湖北楚禾新材料有限公司 | Fire-resistive plugging partition |
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Application publication date: 20200107 |
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