CN109372148B - Fireproof protection device for building shock insulation support - Google Patents
Fireproof protection device for building shock insulation support Download PDFInfo
- Publication number
- CN109372148B CN109372148B CN201811557673.1A CN201811557673A CN109372148B CN 109372148 B CN109372148 B CN 109372148B CN 201811557673 A CN201811557673 A CN 201811557673A CN 109372148 B CN109372148 B CN 109372148B
- Authority
- CN
- China
- Prior art keywords
- fireproof
- plate
- building
- connecting plate
- shock insulation
- 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
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 73
- 230000035939 shock Effects 0.000 title claims abstract description 70
- 229920001971 elastomer Polymers 0.000 claims abstract description 69
- 238000002955 isolation Methods 0.000 claims abstract description 49
- 239000010410 layer Substances 0.000 claims abstract description 29
- 239000003063 flame retardant Substances 0.000 claims abstract description 22
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000011247 coating layer Substances 0.000 claims abstract description 17
- 239000000565 sealant Substances 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 239000000835 fiber Substances 0.000 claims description 16
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 11
- 238000004073 vulcanization Methods 0.000 claims description 6
- 239000000378 calcium silicate Substances 0.000 claims description 5
- 229910052918 calcium silicate Inorganic materials 0.000 claims description 5
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 229910052602 gypsum Inorganic materials 0.000 claims description 5
- 239000010440 gypsum Substances 0.000 claims description 5
- 239000011490 mineral wool Substances 0.000 claims description 5
- 230000002265 prevention Effects 0.000 abstract description 12
- 229920003023 plastic Polymers 0.000 abstract description 8
- 239000004033 plastic Substances 0.000 abstract description 8
- 239000011241 protective layer Substances 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 21
- 238000012546 transfer Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
-
- 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
-
- 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
- E04B1/941—Building elements specially adapted therefor
- E04B1/942—Building elements specially adapted therefor slab-shaped
Abstract
The invention provides a fireproof protection device for a building vibration isolation support, relates to the technical field of building protection, and is designed for solving the problem of fireproof safety of the existing vibration isolation building. The building shock insulation support fireproof protection device comprises an upper pier column, a lower pier column, a rubber shock insulation support, a fireproof plate, a flame-retardant protection layer and a fireproof coating layer, wherein the fireproof plate comprises an upper fireproof plate, a lower fireproof plate and elastic fireproof sealant; the body in rubber shock insulation support is wrapped up in proper order to fire-retardant protective layer and fire prevention coating, forms the fire prevention space between the outer peripheral face of fire prevention coating and the inner peripheral face of PLASTIC LAMINATED. The fireproof protection device for the building shock insulation support can provide effective fireproof protection for shock insulation buildings.
Description
Technical Field
The invention relates to the technical field of building protection, in particular to a fireproof protection device for a building shock insulation support.
Background
The building vibration isolation technology is characterized in that the period of a building structure is prolonged by arranging a vibration isolation layer, and the transmission of horizontal earthquake energy to an upper structure is reduced by giving larger damping to the structure, so that the acceleration response of the upper structure is reduced, and the safety of the upper structure, personnel and equipment in the upper structure is further ensured.
The shock insulation support has multiple functions of a vertical force transmission component and a horizontal shock insulation component in a shock insulation structure system, and is the most important component in a shock insulation building. At present, the rubber shock insulation support is the most commonly used shock insulation support type in shock insulation buildings, rubber and a steel plate are bonded together through a hot vulcanization process, and the rubber shock insulation support has a natural fireproof disadvantage. Therefore, in order to ensure the bearing safety of the building structure, the building shock insulation support in the fireproof partition needs to consider fireproof protection.
Disclosure of Invention
The invention aims to provide a fireproof protection device for a building vibration isolation support, which aims to solve the fireproof safety problem of the existing vibration isolation building.
The invention provides a fireproof protection device for a building vibration isolation support, which comprises an upper pier column, a lower pier column, a rubber vibration isolation support arranged between the upper pier column and the lower pier column, and a fireproof plate arranged around the rubber vibration isolation support, wherein the fireproof plate comprises an upper fireproof plate, a lower fireproof plate and elastic fireproof sealant, the upper fireproof plate is connected with the upper pier column through an upper fixing bolt, the lower fireproof plate is connected with the lower pier column through a lower fixing bolt, a gap is formed between the upper fireproof plate and the lower fireproof plate, and the elastic fireproof sealant fills the gap.
The building shock insulation support fireproof protection device further comprises a flame retardant protection layer and a fireproof coating layer, wherein the flame retardant protection layer and the fireproof coating layer are sequentially wrapped on the body of the rubber shock insulation support, and a fireproof space is formed between the outer peripheral surface of the fireproof coating layer and the inner peripheral surface of the fireproof plate.
Further, the upper fireproof plate is embedded in the upper pier stud, and the lower fireproof plate is embedded in the lower pier stud.
Further, the rubber vibration isolation support further comprises an upper connecting plate and a lower connecting plate, one end of the body is bonded to the upper connecting plate in a vulcanization mode, and the other end of the body is bonded to the lower connecting plate in a vulcanization mode.
The upper connecting plate is connected to the upper pier stud, and the side wall of the upper connecting plate abuts against the upper fireproof plate; the lower connecting plate is connected to the lower pier stud, and the side wall of the lower connecting plate abuts against the lower fireproof plate.
Further, the upper connecting plate is arranged between the upper connecting plate and the upper pier stud.
Further, the upper connecting plate comprises an upper connecting bolt for connecting the upper connecting plate to the upper pier stud and an upper embedded sleeve embedded in the upper pier stud, and the upper embedded sleeve is matched with the upper connecting bolt; the upper connecting bolt sequentially penetrates through the upper connecting plate and the upper positioning plate and is screwed into the upper embedded sleeve.
Further, the lower connecting plate is arranged between the lower connecting plate and the lower pier stud.
Further, the lower connecting plate is connected with the lower connecting bolt of the lower pier stud and the lower embedded sleeve embedded in the lower pier stud, and the lower embedded sleeve is matched with the lower connecting bolt; the lower connecting bolt sequentially penetrates through the lower connecting plate and the lower positioning plate and is screwed into the lower embedded sleeve.
Further, the fireproof coating is coated on the surface of the upper connecting plate and the surface of the lower connecting plate.
Further, the fireproof coating layer is made of aluminum silicate fibers.
Further, the upper fireproof plate is made of one of aluminum silicate fiber, calcium silicate plate, glass fiber, paper gypsum, fireproof rock wool and ceramic fiber; the lower fireproof plate is made of one of aluminum silicate fiber, calcium silicate plate, glass fiber, paper gypsum, fireproof rock wool and ceramic fiber.
The fireproof protection device for the building shock insulation support has the beneficial effects that:
The rubber shock insulation support is arranged between the upper pier column and the lower pier column; the fireproof plate is arranged around the rubber vibration isolation support and comprises an upper fireproof plate connected with the upper pier column through an upper fixing bolt, a lower fireproof plate connected with the lower pier column through a lower fixing bolt and elastic fireproof sealant arranged at a gap between the upper fireproof plate and the lower fireproof plate, wherein the gap is filled with the elastic fireproof sealant; the body in rubber shock insulation support is wrapped up in proper order to fire-retardant protective layer and fire prevention coating, and forms the fire prevention space between the outer peripheral face of fire prevention coating and the inner peripheral face of PLASTIC LAMINATED.
When this building shock insulation support fire protection device is used for building shock insulation, when the back of meeting a fire condition, at first, block the fire by the PLASTIC LAMINATED that is located outermost, in this process, go up PLASTIC LAMINATED department heat transfer path and be: the upper fixing bolt is downwards transmitted to the upper fireproof plate, and then is horizontally and inwards transmitted to the fireproof space; correspondingly, the heat transfer path at the lower fireproof plate is as follows: the lower fixing bolt is upwards transmitted to the lower fireproof plate, and then is horizontally and inwards transmitted to the fireproof space; when heat is further transferred inwards from the fireproof space, the fireproof coating layer can block the heat, and the flame-retardant protection layer can finally block the rubber shock insulation support along with the further transfer of the heat, so that the heat and the fire can be prevented from spreading to the rubber shock insulation support.
When the building structure shakes, the elastic fireproof sealant between the upper fireproof plate and the lower fireproof plate can enable the upper fireproof plate and the lower fireproof plate to move relatively, so that the damage of the fireproof plate caused by shearing deformation is reduced, and the dynamic protection of the rubber vibration isolation support is realized.
This building shock insulation support fire protection device loops through PLASTIC LAMINATED, fire prevention space, fire prevention coating and fire-retardant protective layer, has realized the fire prevention protection to rubber shock insulation support, effectively separates fire source and rubber shock insulation support to prevent heat and fire's continuation inwards spreading well, reduced the potential safety hazard that the shock insulation building exists after the conflagration takes place, reduced economic loss. In addition, the heat conduction path from the upper fixing bolt (lower fixing bolt) to the L-shaped fireproof space through the upper fireproof plate (lower fireproof plate) avoids the direct contact between a heat source and the rubber vibration isolation support, effectively prolongs the heat conduction path, further delays the conduction of heat to the rubber vibration isolation support, and gains time for rescue.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will briefly explain the drawings needed in the embodiments or the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic longitudinal section view of a fireproof protection device for a building vibration isolation support provided by an embodiment of the invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is another cross-sectional view A-A of FIG. 1;
FIG. 4 is a schematic cross-sectional view of a fireproof protection device for a building vibration isolation support according to an embodiment of the present invention when performing a fireproof test;
FIG. 5 is a schematic view of a longitudinal section of a fireproof protection device for a building vibration isolation support according to an embodiment of the present invention when performing a fireproof test;
FIG. 6 is a schematic diagram showing the arrangement of thermocouples at the upper layer when the fireproof protection device for the building vibration isolation support provided by the embodiment of the invention performs a fireproof test;
FIG. 7 is a schematic diagram showing the arrangement of thermocouples located at the lower layer when the fireproof protection device for the building vibration isolation support provided by the embodiment of the invention performs a fireproof test;
FIG. 8 is a graph showing a test temperature rise inside a furnace body for testing the fire protection device for the building shock insulation support provided by the embodiment of the invention;
fig. 9 is a temperature rise curve of each temperature monitoring point when the fireproof protection device for the building vibration isolation support provided by the embodiment of the invention performs fireproof test.
Reference numerals:
100-upper pier studs; 200-lower pier studs; 300-rubber shock insulation support; 400-a flame-retardant protective layer; 500-a fire-resistant cladding layer; 800-fireproof plate;
110-upper pre-buried sleeve;
210-lower embedded sleeve;
310-upper connecting plate; 320-a rubber layer; 330-a steel plate layer; 340-lower connecting plate;
610-upper positioning plate; 620-lower positioning plate;
710-upper connecting bolts; 720-lower connecting bolts;
810-upper fire protection plate; 820-lower fire protection plate; 830-elastomeric fire seal;
910-upper fixing bolts; 920-lower fixing bolts;
1-a first thermocouple; 2-a second thermocouple; 3-a third thermocouple; 4-fourth thermocouple; 5-a fifth thermocouple; 6-a sixth thermocouple; 7-seventh thermocouple; 8-eighth thermocouple;
a-a furnace temperature rise curve under the theoretical condition;
b-in-furnace temperature rise curve in practical cases.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms "upper", "lower", "inner", "outer", "horizontal", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "connected," "mounted," and "mounted" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Fig. 1 is a schematic longitudinal section view of a fireproof protection device for a building vibration isolation support provided in this embodiment. As shown in fig. 1, the present embodiment provides a fire protection device for a building seismic isolation bearing, which includes an upper pier column 100, a lower pier column 200, a rubber seismic isolation bearing 300 installed therebetween, and a fire protection plate 800 disposed around the rubber seismic isolation bearing 300. Specifically, the fire protection plate 800 includes an upper fire protection plate 810, a lower fire protection plate 820, and an elastic fire protection sealant 830, wherein the upper fire protection plate 810 is connected to the upper pier stud 100 through an upper fixing bolt 910, the lower fire protection plate 820 is connected to the lower pier stud 200 through a lower fixing bolt 920, a gap is formed between the upper fire protection plate 810 and the lower fire protection plate 820, and the elastic fire protection sealant 830 fills the gap.
With continued reference to fig. 1, the fireproof protection device for a building vibration isolation support further includes a fireproof protection layer 400 and a fireproof coating layer 500, specifically, the fireproof protection layer 400 and the fireproof coating layer 500 are sequentially wrapped on the body of the rubber vibration isolation support 300, and a fireproof space is formed between the outer peripheral surface of the fireproof coating layer 500 and the inner peripheral surface of the fireproof plate 800.
When this building shock insulation support fire protection device is used for building shock insulation, when the back of meeting a fire condition, at first, block the fire by being located the PLASTIC LAMINATED 800 of outermost, in this process, go up PLASTIC LAMINATED 810 department heat transfer path and be: downward from the upper fixing bolts 910 to the upper fire-preventing plate 810, and further horizontally inward to the fire-preventing space; correspondingly, the heat transfer path at the lower flame retardant panel 820 is: upward from the lower fixing bolts 920 to the lower fire protection plate 820, and further horizontally inward to the fire protection space; when heat is further transferred inward from the fireproof space, the fireproof coating layer 500 blocks the heat, and as the heat is further transferred, the flame retardant protection layer 400 performs a final blocking effect on the rubber shock insulation support 300, so as to prevent the heat and fire from spreading to the rubber shock insulation support 300.
When the building structure vibrates, the elastic fireproof sealant 830 between the upper fireproof plate 810 and the lower fireproof plate 820 can enable the upper fireproof plate 810 and the lower fireproof plate 820 to move relatively, so that the damage of the fireproof plate 800 caused by shearing deformation is reduced, and the dynamic protection of the rubber vibration isolation support 300 is realized.
This building shock insulation support fire protection device loops through PLASTIC LAMINATED 800, fire prevention space, fire prevention coating 500 and fire-retardant protective layer 400, has realized the fire prevention protection to rubber shock insulation support 300, effectively separates the source of a fire and rubber shock insulation support 300 to prevent heat and fire's continuation inwards spreading well, reduced the potential safety hazard that the shock insulation building exists after the conflagration takes place, reduced economic loss. In addition, the heat conduction path from the upper fixing bolt 910 (the lower fixing bolt 920) to the fireproof space through the upper fireproof plate 810 (the lower fireproof plate 820) is L-shaped, so that the direct contact between the heat source and the rubber vibration isolation support 300 is avoided, the heat conduction path is effectively prolonged, the conduction of heat to the rubber vibration isolation support 300 is further delayed, and the time is gained for rescue.
Fig. 2 is a cross-sectional view A-A of fig. 1. With continued reference to fig. 1 and with reference to fig. 2, in this embodiment, the cross-sectional shape of the enclosed fire-protection plate 800 may be square.
Fig. 3 is another A-A cross-sectional view of fig. 1. With continued reference to fig. 1 and with reference to fig. 3, in this embodiment, the cross-sectional shape of the enclosed fire-protection plate 800 may be circular. In addition, the cross-sectional shape of the enclosed fireproof plate 800 may be any regular polygon, so long as the enclosed fireproof plate 800 can enclose the internal rubber shock insulation support 300, thereby preventing the fire source.
In this embodiment, the material of the upper fire-proof plate 810 and the material of the lower fire-proof plate 820 may be aluminum silicate fibers. Preferably, both the upper fire protection plate 810 and the lower fire protection plate 820 are fiber reinforced aluminum silicate plates. By the arrangement, the upper fire-proof plate 810 and the lower fire-proof plate 820 have excellent fire resistance and processing performance, and in use, toxic substances are hardly generated when the fire-proof plates meet open fire, so that the fire-proof plate is good in environmental protection performance.
Specifically, in the present embodiment, the thickness of the upper fire protection plate 810 and the thickness of the lower fire protection plate 820 may be 100mm thick.
It should be noted that, in this embodiment, the upper fire-proof plate 810 and the lower fire-proof plate 820 may be disposed in the form of aluminum silicate fiber plates, but not limited thereto, and may be disposed in other forms, such as: the upper and lower fire-proof plates 810 and 820 may be any one or a combination of two of a calcium silicate plate, a glass fiber plate, a paper-faced gypsum plate, a fire-proof rock wool plate and a ceramic fiber paper, so long as the upper and lower fire-proof plates 810 and 820 are made of the above materials, and the fire source can be blocked.
It should be further noted that, in this embodiment, the upper fire-proof plate 810 and the lower fire-proof plate 820 may be configured as a planar plate with uniform thickness as shown in the drawings, but not limited thereto, and may be configured in other manners, such as: at least one of the upper and lower fire protection plates 810 and 820 is provided as a corrugated plate. By the arrangement, the path from the upper fixing bolt 910 (the lower fixing bolt 920) to the rubber vibration isolation support 300 through the upper fireproof plate 810 (the lower fireproof plate 820) is further increased, so that the conduction of the fire source and the heat emitted by the fire source to the inside is further delayed, and the fireproof reliability is ensured. It is sufficient that the heat conduction path can be extended by the connection between the upper flame retardant panel 810 and the upper pier stud 100 and the lower flame retardant panel 820 and the lower pier stud 200.
In this embodiment, the flame retardant protection layer 400 may be a composition system of natural rubber and neoprene, which can achieve a flame retardant level, improves the fire resistance of the rubber shock insulation support 300 by a certain level from itself, and has an oxygen index greater than 28, thereby meeting the requirement of compatible adhesion between the flame retardant protection layer 400 and the body of the rubber shock insulation support 300, and enabling the flame retardant protection layer 400 and the body to be integrally formed in the vulcanization process.
Preferably, in this embodiment, the fireproof coating layer 500 is made of aluminum silicate fiber. Specifically, the fireproof coating layer 500 is an aluminum silicate fiber blanket, is a flexible material, can be directly wrapped on the surface of the rubber shock insulation support 300, can effectively isolate the rubber shock insulation support 300 from a fire source, does not influence the horizontal movement of the rubber shock insulation support 300, and ensures the shock insulation reliability of the rubber shock insulation support 300.
Preferably, in the present embodiment, the gap between the upper and lower fire protection plates 810 and 820 is 20mm in size.
With continued reference to fig. 1, in this embodiment, the upper flame retardant panel 810 can be embedded in the upper pier stud 100, and the lower flame retardant panel 820 can be embedded in the lower pier stud 200.
The hidden arrangement form of the upper fireproof plate 810 and the lower fireproof plate 820 plays a certain role in protecting the upper fireproof plate 810 and the lower fireproof plate 820, reduces damage to the upper fireproof plate 810 and the lower fireproof plate 820 caused by other external factors, prolongs the service life of the device, and ensures the fireproof reliability of the device, thereby further improving the working reliability of the fireproof protection device for the building shock insulation support.
With continued reference to fig. 1, in this embodiment, the rubber vibration isolation support 300 may further include an upper connecting plate 310 and a lower connecting plate 340, specifically, one end of the body is vulcanized and bonded to the upper connecting plate 310, and the other end of the body is vulcanized and bonded to the lower connecting plate 340. Wherein, the upper connecting plate 310 is connected to the upper pier stud 100, and the side wall of the upper connecting plate 310 is propped against the upper fireproof plate 810; the lower connection plate 340 is connected to the lower pier stud 200, and the side wall of the lower connection plate 340 abuts against the lower fire protection plate 820.
The connection mode between the body and the upper connection plate 310 and the lower connection plate 340 is reliable, the falling risk of the body is greatly reduced, and the reliability of shock insulation and support of the rubber shock insulation support 300 is ensured.
With continued reference to fig. 1, in particular, in this embodiment, the body may include a rubber layer 320 and a steel plate layer 330 vulcanized as a whole, where the number of the rubber layer 320 and the steel plate layer 330 is plural, each steel plate layer 330 is respectively sandwiched between two adjacent rubber layers 320, the uppermost rubber layer 320 is vulcanized and adhered to the upper connecting plate 310, and the lowermost rubber layer 320 is vulcanized and adhered to the lower connecting plate 340.
With continued reference to fig. 1, in this embodiment, the fireproof protection apparatus for a building seismic isolation bearing may further include an upper positioning plate 610 disposed between the upper connecting plate 310 and the upper pier stud 100. By the arrangement, the rubber vibration isolation support 300 is positioned between the upper pier stud 100 in the installation process, and the installation accuracy between the rubber vibration isolation support 300 and the upper pier stud 100 is guaranteed.
With continued reference to fig. 1, in this embodiment, the fireproof protection device for a building seismic isolation support may further include an upper connection bolt 710 for connecting the upper connection plate 310 to the upper pier stud 100 and an upper pre-buried sleeve 110 embedded in the upper pier stud 100, where the upper pre-buried sleeve 110 is matched with the upper connection bolt 710. The upper connection bolt 710 sequentially passes through the upper connection plate 310 and the upper positioning plate 610, and is screwed into the upper pre-buried sleeve 110.
Through setting up pre-buried sleeve 110 in last pier stud 100, utilize the linking between last connecting bolt 710 and the last pre-buried sleeve 110, not only guaranteed the connection reliability between rubber shock insulation support 300 and the last pier stud 100, but also made rubber shock insulation support 300 can bear certain shear capacity in the use, guaranteed its shock insulation reliability.
With continued reference to fig. 1, in this embodiment, correspondingly, the building seismic isolation bearing fireproof protection apparatus may further include a lower positioning plate 620 disposed between the lower connecting plate 340 and the lower pier 200. Similar to the action of the upper positioning plate 610, the arrangement of the lower positioning plate 620 achieves positioning between the rubber shock insulation support 300 and the lower pier column 200 in the installation process, and ensures the installation accuracy between the rubber shock insulation support 300 and the lower pier column 200.
Referring to fig. 1, in this embodiment, the fireproof protection device for a building seismic isolation support may further include a lower connecting bolt 720 for connecting the lower connecting plate 340 to the lower pier stud 200 and a lower embedded sleeve 210 embedded in the lower pier stud 200, wherein the lower embedded sleeve 210 is matched with the lower connecting bolt 720. The lower connection bolt 720 sequentially passes through the lower connection plate 340 and the lower positioning plate 620, and is screwed into the lower pre-buried sleeve 210.
Through setting up pre-buried sleeve 210 down in lower pier stud 200, utilize the linking between connecting bolt 720 and the pre-buried sleeve 210 down, not only guaranteed the connection reliability between rubber shock insulation support 300 and the pier stud 200 down, moreover, still make rubber shock insulation support 300 can bear certain shear capacity in the use, guaranteed its shock insulation reliability.
In addition, in this embodiment, the fireproof protection device for the building vibration isolation support may further include a fireproof coating layer coated on the surface of the upper connecting plate 310 and the surface of the lower connecting plate 340. By the arrangement, the surface temperature of the upper connecting plate 310 and the lower connecting plate 340 is greatly reduced, the temperature rise is reduced, and the heat transfer to the rubber vibration isolation support 300 is further prevented.
As shown in fig. 4 to 7, the fire resistance limit test was performed on the building shock insulation support fire protection device, wherein the support specification model is LRB-1200. Wherein the thickness of the flame retardant protective layer 400 is 10mm, the thickness of the fireproof coating layer 500 is 40mm, the thicknesses of the upper fireproof plate 810 and the lower fireproof plate 820 are 100mm, the thickness of the elastic fireproof sealant 830 is 20mm, and the surfaces of the upper connection plate 310 and the lower connection plate 340 are coated with a fireproof paint heat insulation layer of 20 μm and caulked with the elastic fireproof sealant.
The test content is as follows: reference GB/T9978.1-2008 section 1 of the method for testing fire resistance of building elements: general requirements. Under the standard fire-resistant test condition, the time of the building shock insulation rubber support is not less than 3 hours from the time of the fire. The test aims are as follows: and verifying the influence of the building shock insulation rubber support on the support body after the exterior is coated with the fireproof material.
The test method comprises the following steps: first, the first thermocouple 1, the second thermocouple 2, the third thermocouple 3 and the fourth thermocouple 4 are arranged around the lower layer of the body of the rubber vibration isolation mount 300 according to the positions shown in fig. 7, respectively, and the fifth thermocouple 5, the sixth thermocouple 6, the seventh thermocouple 7 and the eighth thermocouple 8 are arranged around the upper layer of the body of the rubber vibration isolation mount 300 according to the positions shown in fig. 6; then, directly placing the test piece in a test furnace (a horizontal furnace), plugging the upper surface and the lower surface, and firing the rest four sides, wherein the upper part does not apply vertical bearing force; finally, as shown in fig. 8, the temperature is raised according to a temperature raising curve in the GB/T9978.1-2008 standard, the internal thermocouple temperature is recorded in the test process, and the test time is 180min, wherein the temperature raising curve in the furnace under the actual condition is b and is close to the test temperature raising curve a under the theoretical condition under the influence of errors.
The fire resistance limit judgment conditions were: after the fire resistance limit test process of the building shock insulation support, the highest temperature of the internal thermocouple is inspected. After the building shock insulation support is subjected to a fire resistance limit test, the rubber appearance of the shock insulation support accords with the rubber support part 3 of GB 20688.3-2006: the 6.7 th external appearance quality requirement of the building vibration-isolating rubber support is that the surface of the adhesive layer is smooth, uneven, bubble and crack are avoided.
As shown in FIG. 9, after the fire resistance limit test, the temperature of the internal thermocouple of the building shock insulation support is not more than 70 ℃; the rubber appearance of the shock insulation support accords with the rubber support part 3 of GB 20688.3-2006: the 6.7 th external appearance quality requirement of the building vibration-isolating rubber support is that the surface of the adhesive layer is smooth, uneven, bubble and crack are avoided. The change rate of the horizontal rigidity equivalent rigidity of the support is 3.2%, the change rate of the equivalent damping ratio is-2.4% and the vertical rigidity is-4.0% before and after the fireproof test.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the technical solutions according to the embodiments of the present invention.
Claims (8)
1. The fireproof protection device for the building shock insulation support is characterized by comprising an upper pier column (100), a lower pier column (200), a rubber shock insulation support (300) arranged between the upper pier column and the lower pier column, and a fireproof plate (800) arranged around the rubber shock insulation support (300), wherein the fireproof plate (800) comprises an upper fireproof plate (810), a lower fireproof plate (820) and elastic fireproof sealant (830), the upper fireproof plate (810) is connected to the upper pier column (100) through an upper fixing bolt (910), the lower fireproof plate (820) is connected to the lower pier column (200) through a lower fixing bolt (920), a gap is formed between the upper fireproof plate (810) and the lower fireproof plate (820), and the elastic fireproof sealant (830) fills the gap;
The fireproof protection device for the building shock-insulation support also comprises a flame-retardant protection layer (400) and a fireproof coating layer (500), wherein the flame-retardant protection layer (400) and the fireproof coating layer (500) are sequentially wrapped on the body of the rubber shock-insulation support (300), and a fireproof space is formed between the outer peripheral surface of the fireproof coating layer (500) and the inner peripheral surface of the fireproof plate (800);
The rubber vibration isolation support (300) further comprises an upper connecting plate (310) and a lower connecting plate (340), one end of the body is bonded to the upper connecting plate (310) in a vulcanization mode, and the other end of the body is bonded to the lower connecting plate (340) in a vulcanization mode;
The upper connecting plate (310) is connected to the upper pier stud (100), and the side wall of the upper connecting plate (310) is propped against the upper fireproof plate (810); the lower connecting plate (340) is connected to the lower pier stud (200), and the side wall of the lower connecting plate (340) is propped against the lower fireproof plate (820);
and a fireproof coating coated on the surface of the upper connecting plate (310) and the surface of the lower connecting plate (340).
2. The building seismic isolation bearing fire protection device of claim 1, wherein the upper fire protection plate (810) is embedded in the upper pier stud (100) and the lower fire protection plate (820) is embedded in the lower pier stud (200).
3. The building seismic isolation bearing fire protection apparatus of claim 2, further comprising an upper locating plate (610) disposed between the upper connecting plate (310) and the upper pier stud (100).
4. The building vibration isolation bearing fireproof protection device according to claim 3, further comprising an upper connecting bolt (710) for connecting the upper connecting plate (310) to the upper pier stud (100) and an upper embedded sleeve (110) embedded in the upper pier stud (100), wherein the upper embedded sleeve (110) is matched with the upper connecting bolt (710); the upper connecting bolt (710) sequentially passes through the upper connecting plate (310) and the upper positioning plate (610) and is screwed in the upper embedded sleeve (110).
5. The building seismic isolation bearing fire protection apparatus of claim 2, further comprising a lower locating plate (620) disposed between the lower connecting plate (340) and the lower pier stud (200).
6. The building vibration isolation bearing fireproof protection device according to claim 5, further comprising a lower connecting bolt (720) for connecting the lower connecting plate (340) to the lower pier stud (200) and a lower embedded sleeve (210) embedded in the lower pier stud (200), wherein the lower embedded sleeve (210) is matched with the lower connecting bolt (720); the lower connecting bolt (720) sequentially penetrates through the lower connecting plate (340) and the lower positioning plate (620) and is screwed into the lower embedded sleeve (210).
7. The fire protection device for a building seismic isolation bearing according to any one of claims 1 to 6, wherein the fire protection coating (500) is made of aluminum silicate fiber.
8. The fire protection device for a building seismic isolation bearing according to any one of claims 1 to 6, wherein the upper fire protection plate (810) is made of one of aluminum silicate fiber, calcium silicate plate, glass fiber, paper gypsum, fireproof rock wool and ceramic fiber; the lower fireproof plate (820) is made of one of aluminum silicate fiber, calcium silicate plate, glass fiber, paper gypsum, fireproof rock wool and ceramic fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811557673.1A CN109372148B (en) | 2018-12-19 | 2018-12-19 | Fireproof protection device for building shock insulation support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811557673.1A CN109372148B (en) | 2018-12-19 | 2018-12-19 | Fireproof protection device for building shock insulation support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109372148A CN109372148A (en) | 2019-02-22 |
| CN109372148B true CN109372148B (en) | 2024-04-19 |
Family
ID=65370945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811557673.1A Active CN109372148B (en) | 2018-12-19 | 2018-12-19 | Fireproof protection device for building shock insulation support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109372148B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109811927B (en) * | 2019-03-19 | 2023-11-14 | 中国矿业大学 | Fireproof and shock-insulation support device under earthquake action and fireproof and shock-insulation method |
| CN116693949B (en) * | 2023-08-01 | 2023-10-27 | 中裕铁信交通科技股份有限公司 | Rubber material, preparation method thereof and shock-absorbing and isolating rubber support structure |
| CN117468593B (en) * | 2023-12-26 | 2024-03-26 | 应急管理部天津消防研究所 | Folding lifting type flexible dampproof and fireproof protection system for building shock insulation device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007321456A (en) * | 2006-06-01 | 2007-12-13 | Sekisui Chem Co Ltd | Fire resistive covering structure for base isolation device |
| CN204826207U (en) * | 2015-07-14 | 2015-12-02 | 云南震安减震科技股份有限公司 | Fire prevention shock insulation rubber support |
| CN205875439U (en) * | 2016-06-08 | 2017-01-11 | 柳州东方工程橡胶制品有限公司 | Shock insulation rubber bearing fire prevention device |
| CN106337503A (en) * | 2016-10-11 | 2017-01-18 | 云南震安减震科技股份有限公司 | Prefabricated compound shock isolation member for assembling type building |
| CN107605062A (en) * | 2017-09-14 | 2018-01-19 | 云南震安减震科技股份有限公司 | A kind of movable flameproof protection device for architectural vibration-insulation rubber supporting seat |
| CN207453114U (en) * | 2017-11-09 | 2018-06-05 | 福州大学 | A kind of vibration isolator rubber bearing joint structure with outsourcing fireproof cover plate |
| CN108894353A (en) * | 2018-09-19 | 2018-11-27 | 沈阳建筑大学 | A kind of fire prevention shock insulation friction energy-dissipating support |
| CN209413025U (en) * | 2018-12-19 | 2019-09-20 | 苏州海德新材料科技股份有限公司 | Architectural vibration-insulation support flameproof protection device |
-
2018
- 2018-12-19 CN CN201811557673.1A patent/CN109372148B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007321456A (en) * | 2006-06-01 | 2007-12-13 | Sekisui Chem Co Ltd | Fire resistive covering structure for base isolation device |
| CN204826207U (en) * | 2015-07-14 | 2015-12-02 | 云南震安减震科技股份有限公司 | Fire prevention shock insulation rubber support |
| CN205875439U (en) * | 2016-06-08 | 2017-01-11 | 柳州东方工程橡胶制品有限公司 | Shock insulation rubber bearing fire prevention device |
| CN106337503A (en) * | 2016-10-11 | 2017-01-18 | 云南震安减震科技股份有限公司 | Prefabricated compound shock isolation member for assembling type building |
| CN107605062A (en) * | 2017-09-14 | 2018-01-19 | 云南震安减震科技股份有限公司 | A kind of movable flameproof protection device for architectural vibration-insulation rubber supporting seat |
| CN207453114U (en) * | 2017-11-09 | 2018-06-05 | 福州大学 | A kind of vibration isolator rubber bearing joint structure with outsourcing fireproof cover plate |
| CN108894353A (en) * | 2018-09-19 | 2018-11-27 | 沈阳建筑大学 | A kind of fire prevention shock insulation friction energy-dissipating support |
| CN209413025U (en) * | 2018-12-19 | 2019-09-20 | 苏州海德新材料科技股份有限公司 | Architectural vibration-insulation support flameproof protection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109372148A (en) | 2019-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109372148B (en) | Fireproof protection device for building shock insulation support | |
| US9982429B2 (en) | Expansion joint seal system | |
| US10060122B2 (en) | Expansion joint seal system | |
| Bedon | Structural glass systems under fire: overview of design issues, experimental research, and developments | |
| US5765332A (en) | Fire barrier protected dynamic joint | |
| US10415239B2 (en) | Facade assembly, building construction and method for mounting the facade assembly | |
| JPWO2014168219A1 (en) | Fireproof double glazing | |
| CN214994852U (en) | Integrated fireproof shock-insulation rubber support | |
| CN102839763A (en) | Method for reducing destructive force of explosion and explosion venting device | |
| CN107605062B (en) | Movable fireproof protection device for building vibration-isolating rubber support | |
| CN204826207U (en) | Fire prevention shock insulation rubber support | |
| Sędłak et al. | Fire resistance of aluminium‐glazed partitions depending on their height | |
| CN105155671A (en) | Fireproof seismic-isolating rubber support | |
| JP4699772B2 (en) | Fireproof structure for seismic isolation devices | |
| CN209413025U (en) | Architectural vibration-insulation support flameproof protection device | |
| CN110778198A (en) | Fireproof protection device and multifunctional rubber supporting assembly with same | |
| CN202187445U (en) | Incombustible thermal insulation wall body for curtain wall | |
| CN211313968U (en) | High energy-saving heat-insulating sound-insulating fireproof steel door | |
| CN212582946U (en) | Flexible fireproof protection structure of shock insulation rubber support | |
| RU142251U1 (en) | EXPLOSION-RESISTANT ATTACHED VENTILATED FACADE | |
| KR20120139936A (en) | Fireproofing between floors in curtain wall and construct method thereof | |
| CN216405797U (en) | Fireproof rubber shock insulation support | |
| CN213143408U (en) | Multi-section type movable fireproof protection device for building shock insulation rubber support | |
| CN214833502U (en) | Fire-resistant type shock insulation rubber support | |
| CN214272479U (en) | Novel fire prevention shock insulation support device |
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 |