CN108643377A - A kind of fire-proof plate - Google Patents

A kind of fire-proof plate Download PDF

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Publication number
CN108643377A
CN108643377A CN201810618999.4A CN201810618999A CN108643377A CN 108643377 A CN108643377 A CN 108643377A CN 201810618999 A CN201810618999 A CN 201810618999A CN 108643377 A CN108643377 A CN 108643377A
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CN
China
Prior art keywords
fire
gas
thermal insulation
insulation board
guide tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810618999.4A
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Chinese (zh)
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CN108643377B (en
Inventor
杜天阳
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.)
SUZHOU HEJIU FIREPROOF BOARD Co.,Ltd.
Original Assignee
Dongyang Tianyang Architectural Engineering Design Co Ltd
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Priority to CN201810618999.4A priority Critical patent/CN108643377B/en
Publication of CN108643377A publication Critical patent/CN108643377A/en
Application granted granted Critical
Publication of CN108643377B publication Critical patent/CN108643377B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92Protection against other undesired influences or dangers
    • E04B1/94Protection against other undesired influences or dangers against fire
    • E04B1/941Building elements specially adapted therefor
    • E04B1/942Building elements specially adapted therefor slab-shaped
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C35/00Permanently-installed equipment
    • A62C35/02Permanently-installed equipment with containers for delivering the extinguishing substance
    • A62C35/10Containers destroyed or opened by flames or heat
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/78Heat insulating elements
    • E04B1/80Heat insulating elements slab-shaped

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Building Environments (AREA)

Abstract

The invention discloses a kind of fire-proof plates, including plate body of preventing fires, the fire prevention plate body includes a substrate, there are one installation cavitys for the intermediate tool of substrate, the inside end opening of installation cavity, its open end sealing one thermal insulation board of installation, the inner end of thermal insulation board is provided with airflow layer, there are one inflatable chambers for tool inside airflow layer, inert gas is filled in inflatable chamber, the inflatable chamber interior sealing is inserted into one or more gas-guide tube, gas-guide tube passes through airflow layer, it is provided with corresponding jack on the thermal insulation board of every gas-guide tube of face, jack or so end is run through, the external part of gas-guide tube is inserted in jack, its outboard end forms a clearance layer, clearance layer interior sealing fills an inflammable sealant, the outlet side of inflammable sealant sealing gas-guide tube;The fire-proof plate of the present invention not only has extraordinary insulating power, but also can effectively prevent fires in fire, effectively blocks the sprawling of entire fire, a degree of can put out a fire, and promotes indoor security.

Description

A kind of fire-proof plate
Technical field
The present invention relates to a kind of fire-proof plates.
Background technology
It is distributed towards outdoor to reduce Indoor environment heat, ensures indoor temperature, we would generally be on building body Cover one layer of heat preservation plate, thermal insulation board played on building heat preservation create suitable indoor thermal environment and it is energy saving have it is important Effect.
Current thermal insulation board can only generally be kept the temperature, and all universal poor for fire protecting performance, and if using Fire-proof plate, heat-insulating property are again poor.Although some current fire-proof plates can be accomplished to prevent fires and keep the temperature, if will fire prevention It is made into heat preservation, heat insulation effect certainly will be caused to be deteriorated, and current fireproof heated board can not achieve the fire extinguishing in fire, The fray-out of flame of budding state cannot be only used for preventing fires, also there are many deficiencies when in use, how both can guarantee Heat-insulating property, and can realize fireproof fire-extinguishing, it is problem to be solved by this invention.
Invention content
Technical problem to be solved by the invention is to provide a kind of fire-proof plates, can quickly put out the flame of budding state It goes out, and there is unusual heat-insulation and heat-preservation ability and fire resistance property, effectively solve deficiency in the prior art.
The present invention is achieved through the following technical solutions:A kind of fire-proof plate, including fire prevention plate body, fire-proof plate master Body includes a substrate, and there are one installation cavitys for the intermediate tool of substrate, and the inside end opening of installation cavity, open end seals installation one and protects Warm plate, the inner end of thermal insulation board are provided with airflow layer, and tool is filled with indifferent gas there are one inflatable chamber in inflatable chamber inside airflow layer Body, the inflatable chamber interior sealing are inserted into one or more gas-guide tube, and gas-guide tube passes through airflow layer, the heat preservation of every gas-guide tube of face Corresponding jack is provided on plate, jack or so end is run through, and the external part of gas-guide tube is inserted in jack, and outboard end forms one A clearance layer, clearance layer interior sealing fill an inflammable sealant, the outlet side of inflammable sealant sealing gas-guide tube;
Row's tube cell of setting one or more is inserted at the top of the thermal insulation board, and the charging one end for arranging tube cell is inserted in a storing In the storage chamber of capsule, discharging one end of the other end contacts sealing by the thermal insulation board top and bottom of loading, prevents from discharging.
High pressure gas and fire-fighting powder are filled in the storage chamber as a preferred technical solution,.
The upper and lower side of the thermal insulation board wraps up one layer of fluid sealant, fluid sealant sealing row's powder as a preferred technical solution, The discharge port end of pipe.
Adhering and sealing between gas-guide tube and airflow layer as a preferred technical solution, one limit of external part setting of gas-guide tube Position portion, limiting section are contacted with the back-supported of thermal insulation board, and airflow layer is ejected thermal insulation board using gas-guide tube outward so that thermal insulation board Lateral surface and substrate the mutual flush of lateral surface.
The upper and lower side of the thermal insulation board is both provided with guide part as a preferred technical solution, and guide part is buckled into installation In the guide chute that chamber upper and lower side opens up.
The inert gas is heptafluoro-propane as a preferred technical solution,.
One or more spring, the other end of spring are bonded at the top of the inflatable chamber as a preferred technical solution, It is bonded the both sides inner wall of airflow layer, spring is in tensional state.
The beneficial effects of the invention are as follows:One, the present invention is provided with airflow layer in the inside of monoblock plate body, when in use can Thermal insulation board is ejected outward, in this way in fire, inflammable sealant can be destroyed so that the inert gas spray in airflow layer Go out, realizes fire extinguishing, reduce the sprawling of flame, inert gas can drive away oxygen so that the condition of flame combustion is destroyed;
Two, the present invention can be filled with fire-fighting powder, retreat it in thermal insulation board in this way due to being provided with storage chamber Afterwards, it can realize automatic conducting, fire-fighting powder is sprayed, you can have the function that, to heat preservation plate surface fire extinguishing, quickly to extinguish and sprout The flame of bud state, if burning things which may cause a fire disaster arises near fire-proof plate, a large amount of dry powder that high pressure sprays can effectively play fire extinguishing Function, and a large amount of fire-proof plate concentrates in together injection dry powder, then can quickly extinguish interior flame, it is very safe;
Three, the present invention utilizes the principle of the poor thermal conductivity of gas due to being provided with airflow layer, you can increases monoblock plate body and protects Warm nature energy.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Obtain other attached drawings according to these attached drawings.
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is the outside schematic diagram of the present invention;
Fig. 3 is the structural schematic diagram of the storage bag of the present invention;
Fig. 4 is the partial enlarged view at A in Fig. 1.
1 is storage bag, and 2 be storage chamber, and 3 be guide chute, and 4 row's tube cells, 5 be installation cavity, and 6 be thermal insulation board, and 8 be inflation Chamber, 9 be airflow layer, and 11 be spring, and 12 be limiting section, and 13 be gas-guide tube, and 14 be inflammable sealant, and 15 be substrate.
Specific implementation mode
As depicted in figs. 1 and 2, a kind of fire-proof plate, including fire prevention plate body, the fire prevention plate body include a substrate 15, base There are one installation cavity 5, the inside end opening of installation cavity 5, open end sealing one thermal insulation board 6 of installation, heat preservations for the intermediate tool of plate 15 The inner end of plate 6 is provided with airflow layer 9, and 9 inside tool of airflow layer is filled with inert gas there are one inflatable chamber 8 in inflatable chamber 8;
8 interior sealing of inflatable chamber is inserted into one or more gas-guide tube 13, and gas-guide tube 13 passes through airflow layer 9, every air guide of face Corresponding jack is provided on the thermal insulation board 6 of pipe 13, jack or so end is run through, and the external part of gas-guide tube is inserted in jack, Outboard end forms a clearance layer, and clearance layer interior sealing fills an inflammable sealant 14, and inflammable sealant 14 seals gas-guide tube 13 Outlet side;
Wherein, as shown in figure 3, row's tube cell 4 of setting one or more is inserted at the top of thermal insulation board 6, the charging one of tube cell 4 is arranged End is inserted in the storage chamber 2 of a storage bag 1, and discharging one end of the other end contacts sealing by 6 top and bottom of thermal insulation board of loading, It prevents from discharging, high pressure gas and fire-fighting powder is filled in storage chamber.Due to being filled with high pressure gas so that once row's tube cell 4 discharge port end is switched on, and high pressure gas can be spouting, you can internal dry powder is sprayed, and a large amount of dry powder ejection is The function of a quick extinguishing can be played.
Wherein, the upper and lower side of thermal insulation board 6 wraps up one layer of fluid sealant (not shown), the discharging of fluid sealant sealing row's tube cell 4 Mouth end, when setting fluid sealant mainly ensures routine use, the upper and lower side of thermal insulation board is capable of the discharge port of the row's of sealing tube cell, ensures It is in a closed hyperbaric environment.
Wherein, as shown in figure 4, a limit is arranged in adhering and sealing, the external part of gas-guide tube 13 between gas-guide tube 13 and airflow layer 9 Position portion 12, limiting section 12 are contacted with the back-supported of thermal insulation board 6, and airflow layer 9 is ejected thermal insulation board using gas-guide tube outward so that The lateral surface of thermal insulation board and the mutual flush of the lateral surface of substrate, limiting section is primarily to prevent airflow layer from being swollen and pushed up by transition Go out the case where destroying inflammable sealant, by be arranged limiting section, ensure gas-guide tube can retraction inside jack.
Wherein, the upper and lower side of thermal insulation board 6 is both provided with guide part 5, and guide part 5 is buckled into leads in what installation cavity upper and lower side opened up Into sliding slot 3, therefore after the airflow layer outlet of inner end so that thermal insulation board can retreat, and sealing is arranged originally after retreating The thermal insulation board of the tube cell no longer row's of sealing tube cell so that the dry powder in storage chamber can spray, and reach the function of fire extinguishing.
In the present embodiment, inert gas is heptafluoro-propane, and for inert gas there are three function, first is drive as air It walks to use, air is driven away so that be full of inert gas outside thermal insulation board so that flame loses burning condition, and second is to make For ejection after inflation when so that spring elongation so that airflow layer can eject thermal insulation board, and third effect is to use gas The advantage of body poor thermal conductivity increases the heat-insulating property of outside thermal insulation board, and then increases whole heat-insulating property.
In the present embodiment, the top of inflatable chamber 8 is bonded with one or more spring 11, the other end bonding inflation of spring 11 The both sides inner wall of layer, spring 11 are in tensional state, and spring 11 is in tensional state always after airflow layer is full of gas, due to heat preservation The outside of plate is provided with inflammable sealant, as long as therefore inflammable sealant be not destroyed, the output end of gas-guide tube is sealed always, In the present embodiment, any one material that can be destroyed again by flame with sealability can be used in inflammable sealant, such as impermeable The rubber of gas, oilpaper etc., topographic pattern and color can be applied into identical with thermal insulation board color or pattern, and increase is not closed System.When a fire, flame can destroy inflammable sealant first so that the gas outlet of gas-guide tube is opened, and is filled in this way Inert gas in the airflow layer of gas is quickly discharged, and inert gas can drive away external air so that flame becomes smaller or puts out It goes out, inert gas is constantly discharged, and coordinates the dry powder of ejection, occupant's time enough can be given to escape, increase whole building The security performance of body.
The beneficial effects of the invention are as follows:One, the present invention is provided with airflow layer in the inside of monoblock plate body, when in use can Thermal insulation board is ejected outward, in this way in fire, inflammable sealant can be destroyed so that the inert gas spray in airflow layer Go out, realizes fire extinguishing, reduce the sprawling of flame, inert gas can drive away oxygen so that the condition of flame combustion is destroyed;
Two, the present invention can be filled with fire-fighting powder, retreat it in thermal insulation board in this way due to being provided with storage chamber Afterwards, it can realize automatic conducting, fire-fighting powder is sprayed, you can have the function that, to heat preservation plate surface fire extinguishing, quickly to extinguish and sprout The flame of bud state, if burning things which may cause a fire disaster arises near fire-proof plate, a large amount of dry powder that high pressure sprays can effectively play fire extinguishing Function, and a large amount of fire-proof plate concentrates in together injection dry powder, then can quickly extinguish interior flame, it is very safe;
Three, the present invention utilizes the principle of the poor thermal conductivity of gas due to being provided with airflow layer, you can increases monoblock plate body and protects Warm nature energy.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention Protection domain should be determined by the scope of protection defined in the claims.

Claims (7)

1. a kind of fire-proof plate, it is characterised in that:Including plate body of preventing fires, which includes a substrate, the centre of substrate There are one installation cavity, the inside end opening of installation cavity, open end sealing one thermal insulation board of installation, the inner end settings of thermal insulation board for tool There is an airflow layer, tool is filled with inert gas, the inflatable chamber interior sealing is inserted into one there are one inflatable chamber in inflatable chamber inside airflow layer Gas-guide tube more than root, gas-guide tube pass through airflow layer, corresponding jack, jack are provided on the thermal insulation board of every gas-guide tube of face Left and right end is run through, and the external part of gas-guide tube is inserted in jack, and outboard end forms a clearance layer, the filling of clearance layer interior sealing One inflammable sealant, the outlet side of inflammable sealant sealing gas-guide tube;
Row's tube cell of setting one or more is inserted at the top of the thermal insulation board, and the charging one end for arranging tube cell is inserted in a storage bag In storage chamber, discharging one end of the other end contacts sealing by the thermal insulation board top and bottom of loading, prevents from discharging.
2. a kind of fire-proof plate as described in claim 1, it is characterised in that:It is filled with high pressure gas in the storage chamber and goes out Fiery dry powder.
3. a kind of fire-proof plate as described in claim 1, it is characterised in that:The upper and lower side of the thermal insulation board wraps up one layer of sealing Glue, the discharge port end of fluid sealant sealing row's tube cell.
4. a kind of fire-proof plate as described in claim 1, it is characterised in that:Adhering and sealing between gas-guide tube and airflow layer, air guide A limiting section is arranged in the external part of pipe, and limiting section is contacted with the back-supported of thermal insulation board, and airflow layer utilizes gas-guide tube by thermal insulation board Ejection outward so that the lateral surface of thermal insulation board and the mutual flush of the lateral surface of substrate.
5. a kind of fire-proof plate as described in claim 1, it is characterised in that:The upper and lower side of the thermal insulation board is both provided with guiding Portion, guide part buckle into the guide chute that installation cavity upper and lower side opens up.
6. a kind of fire-proof plate as described in claim 1, it is characterised in that:The inert gas is heptafluoro-propane.
7. a kind of fire-proof plate as described in claim 1, it is characterised in that:One or more is bonded at the top of the inflatable chamber Spring, the both sides inner wall of the other end bonding airflow layer of spring, spring is in tensional state.
CN201810618999.4A 2018-06-15 2018-06-15 A kind of fire-proof plate Active CN108643377B (en)

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CN108643377B CN108643377B (en) 2019-11-05

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111321841A (en) * 2020-03-31 2020-06-23 阜阳市宏桥秸秆科技有限公司 Environment-friendly flame-retardant straw board
CN111472465A (en) * 2020-04-23 2020-07-31 李丽华 Building heat preservation wall
CN111535473A (en) * 2020-05-08 2020-08-14 吴庆华 Building wall
CN111576652A (en) * 2020-06-10 2020-08-25 朱来英 Fireproof structure of building heat-insulating layer
CN111877664A (en) * 2020-07-11 2020-11-03 温州绿瑜建设有限公司 Fireproof plate for interior decoration
CN111927017A (en) * 2020-08-07 2020-11-13 东阳市天杨建筑工程设计有限公司 Method for installing wallpaper based on vacuum heat-insulation wall
CN111980185A (en) * 2020-07-06 2020-11-24 徐州工业职业技术学院 Fireproof insulation board and processing technology thereof
CN112267598A (en) * 2020-09-30 2021-01-26 深圳远鹏装饰集团有限公司 Interior decoration is with type that shocks resistance heat preservation PLASTIC LAMINATED
CN112530634A (en) * 2020-11-30 2021-03-19 王章力 Fireproof cable
CN113062484A (en) * 2021-02-25 2021-07-02 邵晓东 Automatic-sealing indoor insulation board protection mechanism for fire prevention
CN113250400A (en) * 2021-06-21 2021-08-13 蚌埠市阿尔贝斯建材有限公司 Fireproof heat-insulation wallboard
CN113565281A (en) * 2021-07-27 2021-10-29 王娅 Energy-saving building external wall heat insulation decorative plate
CN114575525A (en) * 2022-03-29 2022-06-03 江苏启皓新材料有限公司 Assembled heat preservation, thermal-insulated, fire prevention integration wallboard
CN115341690A (en) * 2022-09-22 2022-11-15 中建八局第一建设有限公司 Decoration-free large-span ultrahigh finished explosion-proof wall and construction process thereof

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DE2229524A1 (en) * 1971-06-18 1973-01-11 Glaverbel FIRE-RESISTANT SHIELDING DEVICE CONNECTED TO A CONSTRUCTION PANEL
CN205055261U (en) * 2015-10-14 2016-03-02 国家电网公司 Fire proof board of transformer substation
CN205202337U (en) * 2015-12-09 2016-05-04 衢州圣荣电子科技有限公司 PLASTIC LAMINATED that can initiatively put out a fire
CN205685837U (en) * 2016-06-21 2016-11-16 江苏中天消防设备有限公司 A kind of multifunctional efficient rate PLASTIC LAMINATED material
CN205767779U (en) * 2016-05-18 2016-12-07 河北祥达建科铝材制品有限公司 A kind of composite fireproof plate

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2229524A1 (en) * 1971-06-18 1973-01-11 Glaverbel FIRE-RESISTANT SHIELDING DEVICE CONNECTED TO A CONSTRUCTION PANEL
CN205055261U (en) * 2015-10-14 2016-03-02 国家电网公司 Fire proof board of transformer substation
CN205202337U (en) * 2015-12-09 2016-05-04 衢州圣荣电子科技有限公司 PLASTIC LAMINATED that can initiatively put out a fire
CN205767779U (en) * 2016-05-18 2016-12-07 河北祥达建科铝材制品有限公司 A kind of composite fireproof plate
CN205685837U (en) * 2016-06-21 2016-11-16 江苏中天消防设备有限公司 A kind of multifunctional efficient rate PLASTIC LAMINATED material

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111321841A (en) * 2020-03-31 2020-06-23 阜阳市宏桥秸秆科技有限公司 Environment-friendly flame-retardant straw board
CN111472465B (en) * 2020-04-23 2021-05-11 冠恒建设集团有限公司 Building heat preservation wall
CN111472465A (en) * 2020-04-23 2020-07-31 李丽华 Building heat preservation wall
CN111535473A (en) * 2020-05-08 2020-08-14 吴庆华 Building wall
CN111535473B (en) * 2020-05-08 2021-06-18 东阳市中傲建筑工程有限公司 Building wall
CN111576652A (en) * 2020-06-10 2020-08-25 朱来英 Fireproof structure of building heat-insulating layer
CN111980185A (en) * 2020-07-06 2020-11-24 徐州工业职业技术学院 Fireproof insulation board and processing technology thereof
CN111877664A (en) * 2020-07-11 2020-11-03 温州绿瑜建设有限公司 Fireproof plate for interior decoration
CN111927017A (en) * 2020-08-07 2020-11-13 东阳市天杨建筑工程设计有限公司 Method for installing wallpaper based on vacuum heat-insulation wall
CN111927017B (en) * 2020-08-07 2021-06-22 东阳市天杨建筑工程设计有限公司 Method for installing wallpaper based on vacuum heat-insulation wall
CN112267598A (en) * 2020-09-30 2021-01-26 深圳远鹏装饰集团有限公司 Interior decoration is with type that shocks resistance heat preservation PLASTIC LAMINATED
CN114687481A (en) * 2020-09-30 2022-07-01 深圳远鹏装饰集团有限公司 Interior decoration is with type of shocking resistance heat preservation PLASTIC LAMINATED
CN112530634B (en) * 2020-11-30 2022-05-10 沧州会友线缆股份有限公司 Fireproof cable
CN112530634A (en) * 2020-11-30 2021-03-19 王章力 Fireproof cable
CN113062484A (en) * 2021-02-25 2021-07-02 邵晓东 Automatic-sealing indoor insulation board protection mechanism for fire prevention
CN113250400A (en) * 2021-06-21 2021-08-13 蚌埠市阿尔贝斯建材有限公司 Fireproof heat-insulation wallboard
CN113250400B (en) * 2021-06-21 2022-11-01 蚌埠市阿尔贝斯建材有限公司 Fireproof heat-insulation wallboard
CN113565281A (en) * 2021-07-27 2021-10-29 王娅 Energy-saving building external wall heat insulation decorative plate
CN114575525A (en) * 2022-03-29 2022-06-03 江苏启皓新材料有限公司 Assembled heat preservation, thermal-insulated, fire prevention integration wallboard
CN114575525B (en) * 2022-03-29 2023-08-25 江苏启皓新材料有限公司 Assembled heat preservation, thermal-insulated, fire prevention integrated wallboard
CN115341690A (en) * 2022-09-22 2022-11-15 中建八局第一建设有限公司 Decoration-free large-span ultrahigh finished explosion-proof wall and construction process thereof
CN115341690B (en) * 2022-09-22 2023-09-29 中建八局第一建设有限公司 Decoration-free large-span ultra-high finished product explosion-proof wall and construction process thereof

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