CN109811927A - Fire prevention shock isolating pedestal device and fire prevention shock isolation method under a kind of geological process - Google Patents
Fire prevention shock isolating pedestal device and fire prevention shock isolation method under a kind of geological process Download PDFInfo
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- CN109811927A CN109811927A CN201910208439.6A CN201910208439A CN109811927A CN 109811927 A CN109811927 A CN 109811927A CN 201910208439 A CN201910208439 A CN 201910208439A CN 109811927 A CN109811927 A CN 109811927A
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- fireball
- isolating pedestal
- shock
- shock isolating
- bradyseism
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 title claims abstract description 90
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- 239000001301 oxygen Substances 0.000 claims description 4
- 239000011241 protective layer Substances 0.000 claims description 4
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 claims description 3
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- Building Environments (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses shock isolating pedestal device and the fire prevention shock isolation methods of preventing fires under a kind of geological process; shock isolating pedestal includes the rubber layer and sandwich clad steel of the folded setting of upper and lower wall; and from top to bottom through equipped with supporting-core in the middle part of shock isolating pedestal; shock isolating pedestal peripheral ring is arranged with bradyseism fireproof jointing sheath; bradyseism fireproof jointing sheath is reticular structure; including multiple anti-fireballs as reticular structure node, adjacent anti-fireball is connected by stiffness spring；Anti- fireball includes spherical shell and the marmem block for being located at spherical shell center, fills fireproof coating in the spherical shell around marmem block, and ball surface of preventing fires is distributed with coating overfolw hole；Gap between bradyseism fireproof jointing sheath and shock isolating pedestal is filled with fire prevention rock wool.Fire protecting performance of the present invention is good, occurs also reach normal isolating affection when fire, it can be ensured that the safety of building；And shock isolating pedestal structure will not be caused to destroy due to seismic shock and failed with shock insulation, lasting protection can be provided building.
Description
Technical field
The present invention relates to shock isolating pedestal device and the fire prevention shock isolation methods of preventing fires under a kind of geological process, and it is anti-to belong to building structure
Shake mitigation field.
Background technique
In recent years, multiple earthquake magnitude and the biggish earthquake of extent of the destruction occurred for China, such as Ms 8.0 earthquake in Wenchuan is made altogether
, Lushan Ms 7.0 earthquake dead or missing at nearly 90,000 people causes 196 people are wrecked and 21 people are missing etc. altogether.With China its people
Rapid economic development, the construction quantity rapid development of China's shock-insulation building, counts according to Chinese prospective design association in recent years, cut-off
In December, 2016, shock-insulation building quantity in the whole nation was more than 3000.The realization of shock-insulation building damping effect be unable to do without its isolation structure and sets
Meter, and shock isolating pedestal is exactly a part therein.
Shock isolating pedestal is rubber product, component is important in shock-insulation building, but on the one hand its fire resistance is poor,
After fire occurs, it will affected greatly to the normal use of building, in order to ensure shock-insulation building also can in the case of fire
Enough normal uses, and then the safety for ensuring to build, it is necessary to consider the fireproof construction of shock-insulation building shock insulation node emphatically；Another party
Face, shock-insulation building set clocking requirement building element needs relevant to shock insulation and can move freely in coming earthquake, but
Under the irregular shock effect of earthquake, the opposite changing of the relative positions can occur for shock isolating pedestal superstructure and substructure, at this time superstructure
Biggish displacement can occur for the shock isolating pedestal between substructure, then lead to the destruction of seat structure and the failure of shock insulation,
It can not be to building effective protection.
Summary of the invention
In view of the above-mentioned problems of the prior art, the object of the present invention is to provide shock insulation branch of preventing fires under a kind of geological process
Base device and fire prevention shock isolation method, fire protecting performance is good, occurs not influence normal use when fire, and will not be due to seismic shock
Cause structure to be destroyed to fail with shock insulation, lasting protection can be provided building.
To achieve the above object, the technical solution adopted by the present invention is that: earthquake isolating equipment of preventing fires under a kind of geological process, including
The shock isolating pedestal being located between top-out structure and lower part building structure, the shock isolating pedestal include the folded setting of upper and lower wall
Rubber layer and sandwich clad steel, and from top to bottom through supporting-core is equipped in the middle part of shock isolating pedestal, shock isolating pedestal peripheral ring is arranged with
Bradyseism fireproof jointing sheath, bradyseism fireproof jointing sheath is reticular structure, adjacent including multiple anti-fireballs as reticular structure node
Anti- fireball all pass through stiffness spring connect；Anti- fireball includes spherical shell and the marmem block for being located at spherical shell center, described
Fireproof coating is filled in spherical shell around marmem block, and ball surface of preventing fires is distributed with multiple coating overfolw holes；Institute
The top edge for stating bradyseism fireproof jointing sheath is fixed in top-out structure, and the lower edge of bradyseism fireproof jointing sheath is fixed on lower part
In building structure, the gap between bradyseism fireproof jointing sheath and shock isolating pedestal is filled with fire prevention rock wool.
Preferably, the spherical shell of the anti-fireball includes two ceramic aerogel hemispherical Shells, two ceramic aerogel hemispherical Shells
Opening it is opposite and be glued respectively to the both side surface of a round connection ring, in the cavity that two ceramic aerogel hemispherical Shells surround
Fireproof coating is filled around marmem block, and coating overfolw hole is set around the opening distribution of ceramic aerogel hemispherical Shell
On the surface of ceramic aerogel hemispherical Shell.Aeroge is to be consolidated by air or free space with ceramics, metal, particle, powder or carbon
Body medium forms, wherein ratio > 99% of air or free space, and therefore, aeroge can be very light, and ceramic aerogel has
There are more excellent performances, such as lightweight, excellent thermal insulation and chemical stability, it can be in the hot conditions in corrosive environment
Lower operation, to play effective fireproofing function in a fire, therefore the spherical shell material using ceramic aerogel as anti-fireball.
It for convenience of anti-fireball is made, is convenient for changing simultaneously, which is glued together by two hemispherical Shells by round connection ring, is made
When with causing anti-fireball damage to need replacing due to misoperation in the process, anti-fireball is split as two hemisphere, damage
Part be directly changed to it is new, thus make bead installation or replacement it is more convenient.
Preferably, the material of ceramic aerogel hemispherical Shell is three-dimensional hBN ceramic aerogel.Three-dimensional hBN ceramic aerogel tool
There is excellent fire resistance property, and there is negative thermal expansion coefficient and negative Poisson's ratio, not only has ultralight and superinsulation spy
Point further reduced support damage also with the supporting degree that can be improved earthquake isolating equipment entirety in high mechanical strength, fire
A possibility that.
The top edge of bradyseism fireproof jointing sheath, lower edge can be fixed on top-out by the modes such as bonding, being bolted
In structure and lower part building structure.Preferably, the top peripheral of the bottom periphery of top-out structure and lower part building structure is all
Circular to be distributed with stay hook, bradyseism fireproof jointing sheath hangs corresponding close to the fixation of the stiffness spring of top edge and lower edge
On stay hook.It is such that the quick setting installation for facilitating bradyseism fireproof jointing sheath is set, it anticipates in bradyseism fireproof jointing sheath
Carry out quick-replaceable is also easily dismantled when outer damaged.
Preferably, the material of the marmem block is Ni-Ti base marmem, magnetic control shape memory conjunction
One of gold, Cu base memorial alloy, and marmem block passes through fixation with steel wire inside anti-fireball.Marmem
Block through fixation with steel wire inside anti-fireball, stablize simple and be easily installed operation by fixed structure.
For convenience of the installation of stiffness spring, the edge distribution of the circle connection ring is equipped with spring connecting hole.Stiffness spring
End can be directly connected in spring connecting hole, facilitate the connection between anti-fireball and anti-fireball.
Preferably, the multiple fire prevention ball array is arranged in one plane, and the anti-fireball of adjacent rows and adjacent column is wrong
Open arrangement.Such arrangement can reduce the distance between adjacent anti-fireball, the anti-fireball quantity arranged in plane of the same area
More, bradyseism fireproof jointing sheath can be promoted and absorb energy and fireproof ability.
Preferably, the stiffness spring is made of stainless steel, and surface coats fireproof coating.It is avoided in use process just
Property spring corrosion, and stiffness spring is made to be provided with fire resistance property, bradyseism fireproof jointing sheath is avoided after scaling loss to lose support and slow
The effect of shake.
The invention also discloses a kind of fire prevention shock isolation methods, include the following steps:
A, the shock isolating pedestal with multilayer rubber layer and sandwich clad steel is placed in top-out structure and lower part building structure
Between space in, so that the top of shock isolating pedestal is withstood the bottom surface of top-out structure, the bottom of shock isolating pedestal passes through bolt
It is fixed on the upper surface of lower part building structure；
B, it makes anti-fireball, and marmem block will be equipped in spherical shell and fill multiple anti-fireballs of fireproof coating and made
For the node of reticular structure, then adjacent anti-fireball is all passed through into stiffness spring and is joined together to form bradyseism fireproof jointing sheath；
C, stay hook is set around distribution in the top peripheral of the bottom periphery of top-out structure and lower part building structure,
Bradyseism fireproof jointing sheath is hung on corresponding stay hook close to the stiffness spring of top edge and lower edge, and is prevented fires in bradyseism
Filling fire prevention rock wool in gap between protective layer and shock isolating pedestal；
D, when an earthquake occurs, when shock isolating pedestal bears vertical load, the transversely deforming of rubber layer is by upper and lower interlayer steel
The constraint of plate, making shock isolating pedestal integrally has very big vertical rigidity；When shock isolating pedestal bears the load of horizontal direction, same
Under the conditions of sample rubber material and overall thickness, sandwich clad steel will not influence the normal shear-deformable of rubber layer, and it is intrinsic to maintain rubber
Flexibility, horizontal rigidity will not change；Portion of energy can be absorbed in stiffness spring, reduces shock isolating pedestal and makees in earthquake
With the displacement of lower generation, the destruction risk of shock isolating pedestal is reduced, stiffness spring can restore initial shape after seismic shock stops
State guarantees that structure can continue to use, is lasting to provide building to facilitate the degree for making shock isolating pedestal restore certain
Protection；
E, when fire occurring while earthquake, as the temperature rises, the marmem block product in anti-fireball becomes
Greatly, it squeezes fireproof coating and makes it through the outside that coating overfolw hole spills into anti-fireball, then fill between adjacent anti-fireball
On the one hand gap has effectively obstructed heat, it is suppressed that combustible and oxygen enter in the space that bradyseism fireproof jointing sheath surrounds, right
It is trapped among shock isolating pedestal therein and carries out three-dimensional fire prevention；On the other hand, after fireproof coating fills the gap between adjacent anti-fireball
It protects entire bradyseism fireproof jointing sheath itself, avoid under geological process by accidental damage；Prevent fires side of the rock wool by package
Formula protects shock isolating pedestal.
In above-mentioned fire prevention shock isolation method, the anti-fireball makes in the following way:
A) ceramic aerogel is fabricated to the ceramic aerogel hemispherical Shell of hemisphere shell sape, in the table of ceramic aerogel hemispherical Shell
Multiple coating overfolw holes are arranged around the opening distribution of ceramic aerogel hemispherical Shell in face ring；
B) spring connecting hole is opened up in the edge distribution of round connection ring, the shape memory being fabricated to will be compressed at low temperature
Alloy block is mounted in round connection ring by fixed steel wire；
C) opening of one of ceramic aerogel hemispherical Shell is bonded in a side surface of round connection ring, and in ceramics
Fireproof coating is placed in aeroge hemispherical Shell, then the opening of another ceramic aerogel hemispherical Shell is bonded in round connection ring
Anti- fireball is made in another side surface.
Compared with the existing technology, the present invention has the advantage that
(1) supporting-core of the invention has certain yield force, can provide support for shock isolating pedestal；Sandwich clad steel and rubber
Glue-line tight bond, when building shakes, when shock isolating pedestal bears vertical load, the transversely deforming of rubber layer is by interlayer
The constraint of steel plate, making shock isolating pedestal integrally has very big vertical rigidity；When shock isolating pedestal bears the load of horizontal direction,
Under the conditions of same rubber material and overall thickness, sandwich clad steel will not influence the normal shear-deformable of rubber layer, and it is solid to maintain rubber
Some flexibilities, horizontal rigidity will not change.
Shock isolating pedestal protective layer is made of hollow anti-fireball and stiffness spring, is anti-fireball at the node of net.Earthquake occurs
When, portion of energy can be absorbed in stiffness spring, reduces displacement that shock isolating pedestal occurs under geological process, reduces shock insulation
The risk of support damage；And stiffness spring can restore its original state after seismic shock stops, to help to make shock insulation branch
Seat restores certain degree, guarantees that structure can continue to use, to the protection lasting to building shock insulation and offer.
(2) fire prevention rock wool is by package protection shock isolating pedestal, to reach fireproof purpose；Lightweight, thermal insulation and chemistry are steady
Anti- fireball made of qualitative high ceramic aerogel hemispherical Shell can operate under the hot conditions in corrosive environment, thus in fire
Effective fireproofing function is played in calamity.
(3) marmem that uses of the present invention is a kind of with peculiar shape memory effect and hyperelastic novel
Intellectual material.Marmem is done blocking shape first, at low temperature, so that it is generated plastic deformation and is compressed to smaller body
Product can be packed into sufficient fireproof coating after being placed on fire prevention ball center around again；When fire occurring while earthquake,
As the temperature rises, the marmem block product in anti-fireball becomes larger, and then squeezes fireproof coating and makes it through coating
Overfolw hole spills into the outside of anti-fireball, and as the temperature rises, the ingredient in fireproof coating is generated by physical-chemical reaction
One layer thicker of honeycomb layer of charcoal then fills the gap between adjacent anti-fireball, has on the one hand effectively obstructed heat, it is suppressed that can
Combustion things and oxygen enter in the space that bradyseism fireproof jointing sheath surrounds, and carry out three-dimensional fire prevention to shock isolating pedestal therein is trapped among；Separately
On the one hand, fireproof coating fill protect behind the gap between adjacent anti-fireball anti-fireball on entire bradyseism fireproof jointing sheath and
Stiffness spring is reduced by earthquake shock and direct catalytic combustion, is prolonged the service life.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the schematic diagram that Fig. 1 dispenses bradyseism fireproof jointing sheath；
Fig. 3 is the sectional structure chart of the shock isolating pedestal in the present invention；
Fig. 4 is the schematic diagram that the anti-fireball in bradyseism fireproof jointing sheath of the present invention is connect with stiffness spring；
Fig. 5 is the main view of the anti-fireball in bradyseism fireproof jointing sheath of the present invention；
Fig. 6 is the top view of Fig. 5；
Fig. 7 is the schematic diagram that marmem block is fixed in round connection ring；
Fig. 8 is the schematic diagram that shock isolating pedestal is fixedly connected with lower part building structure；
In figure, 1. top-out structures, 2. lower part building structure, 10. shock isolating pedestals, 11. rubber layers, 12. sandwich clad steels,
13. supporting-core, 14. bolts, 20. bradyseism fireproof jointing sheaths, 21. anti-fireballs, 21-1. ceramic aerogel hemispherical Shell, 21-2. are round
Connection ring, 21-2-1. spring connecting hole, 21-3. marmem block, 21-4. steel wire, 21-5. coating overfolw hole, 22. just
Property spring, 30. fire prevention rock wools.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
As shown, earthquake isolating equipment of preventing fires under a kind of geological process, including it is located at top-out structure 1 and lower part building knot
Shock isolating pedestal 10 between structure 2, the shock isolating pedestal 10 include the rubber layer 11 and sandwich clad steel 12 of the folded setting of upper and lower wall,
And 10 middle part of shock isolating pedestal, from top to bottom through supporting-core 13 is equipped with, 10 peripheral ring of shock isolating pedestal is arranged with bradyseism fireproof jointing sheath
20, bradyseism fireproof jointing sheath 20 is reticular structure, including multiple anti-fireballs 21 as reticular structure node, adjacent anti-fireball
21 are all connected by stiffness spring 22；Anti- fireball 21 includes spherical shell and the marmem block 21-3 for being located at spherical shell center, institute
It states and fills fireproof coating in spherical shell around marmem block 21-3, and 21 surface of anti-fireball is distributed with multiple coating and overflows
Portal 21-5；The top edge of the bradyseism fireproof jointing sheath 20 is fixed in top-out structure 1, bradyseism fireproof jointing sheath 20
Lower edge is fixed in lower part building structure 2, and the gap between bradyseism fireproof jointing sheath 20 and shock isolating pedestal 10 is filled with fire prevention
Rock wool 30.
Anti- fireball 21 can by tantalum carbide hafnium alloy, graphite, foam metal, zirconium diboride, titanium diboride, silicon carbide and
Other new materials with fire resistance property are constituted.Preferably, the spherical shell of the anti-fireball 21 includes two ceramic aerogels half
Spherical shell 21-1, the opening of two ceramic aerogel hemispherical Shell 21-1 is opposite and is glued respectively to the two sides of a round connection ring 21-2
Surface, filling fire prevention applies around marmem block 21-3 in the cavity that two ceramic aerogel hemispherical Shell 21-1 are surrounded
Material, and coating overfolw hole 21-5 is located at ceramic aerogel hemispherical Shell 21-1 around the opening distribution of ceramic aerogel hemispherical Shell 21-1
Surface.Aeroge is made of air or free space with ceramics, metal, particle, powder or carbon solid dielectric, wherein air
Or ratio > 99% of free space, therefore, aeroge can be very light, and ceramic aerogel has more excellent performances, example
Such as lightweight, excellent thermal insulation and chemical stability, can be operated under the hot conditions in corrosive environment, thus in a fire
Play effective fireproofing function, therefore the spherical shell material using ceramic aerogel as anti-fireball 21.For convenience of the anti-fireball of production
21, be convenient for changing simultaneously, which is glued together by two hemispherical Shells by circle connection ring 21-2, in use process by
When misoperation causes the anti-damage of fireball 21 to need replacing, anti-fireball 21 is split as two hemisphere, the part of damage is straight
Connect be changed to it is new, thus make bead installation or replacement it is more convenient.
Preferably, the material of ceramic aerogel hemispherical Shell 21-1 is three-dimensional hBN ceramic aerogel.Three-dimensional hBN ceramics airsetting
Glue has excellent fire resistance property, and has negative thermal expansion coefficient and negative Poisson's ratio, not only has ultralight and superinsulation
The characteristics of, also with the supporting degree that can be improved earthquake isolating equipment entirety in high mechanical strength, fire, it further reduced support
A possibility that destruction.
The top edge of bradyseism fireproof jointing sheath 20, lower edge can be fixed on top by the modes such as bonding, be bolted and build
On building structure 1 and lower part building structure 2.Preferably, the top of the bottom periphery of top-out structure 1 and lower part building structure 2
Periphery is all around stay hook is distributed with, and bradyseism fireproof jointing sheath 20 is close to the fixed extension of the stiffness spring 22 of top edge and lower edge
It is set on corresponding stay hook.It is such that the quick setting installation for facilitating bradyseism fireproof jointing sheath 20 is set, it prevents fires in bradyseism
Protective layer 20 occurs also being easily dismantled carry out quick-replaceable when unexpected breakage.
Preferably, the material of the marmem block 21-3 is Ni-Ti base marmem, magnetic control shape memory
One of alloy, Cu base memorial alloy, and marmem block 21-3 is fixed on inside anti-fireball 21 by steel wire 21-4.
Marmem block 21-3 is fixed on inside anti-fireball 21 by steel wire 21-4, and fixed structure is stablized simple and is easily installed behaviour
Make.
For convenience of the installation of stiffness spring 22, the edge distribution of the circle connection ring 21-2 is equipped with spring connecting hole 21-
2-1.The end of stiffness spring 22 can be directly connected on spring connecting hole 21-2-1, facilitate anti-fireball 21 and anti-fireball 21
Between connection.
Preferably, the multiple 21 array of anti-fireball is arranged in one plane, and the anti-fireball of adjacent rows and adjacent column
21 are staggeredly arranged.Such arrangement can reduce the distance between adjacent anti-fireball 21, the fire prevention arranged in plane of the same area
Ball 21 is more, can promote bradyseism fireproof jointing sheath 20 absorbs energy and fireproof ability.
Preferably, the stiffness spring 22 is made of stainless steel, and surface coats fireproof coating.It is avoided in use process
The corrosion of stiffness spring 22, and stiffness spring 22 is made to be provided with fire resistance property, avoid bradyseism fireproof jointing sheath 20 after scaling loss from losing
The effect of support and bradyseism.
Preferably, the supporting-core 13 is tin core.The yield force of tin core is big, provides preferably rigidity branch to shock isolating pedestal 10
Support, and it is more environmentally-friendly.
In the present invention, rubber layer 11 and sandwich clad steel 12 in shock isolating pedestal 10 are made through high-temperature pressurizing vulcanization bonding, have
There is higher intensity.Rubber layer 11 is also added with vulcanizing agent, filler (reinforcing, non-reinforcing), prevents in addition to natural rubber
Aging agent, softening agent etc..
The top-out structure 1 and lower part building structure 2 are general concrete column or beams of concrete.In production bradyseism
When fireproof jointing sheath 20, the length of the radius of anti-fireball 21 and stiffness spring 22 should be according to the size of shock isolating pedestal and be worker
Depending on installation provides conveniently；And the radius of anti-fireball 21 is as big as possible on this basis, and the length of stiffness spring 22 is as far as possible
Small, shorter 22 one side of stiffness spring can guarantee the supporting degree of stiffness spring 22, on the other hand can prevent from working as anti-fireball
Coating overfolw hole 21-5 on 21 cannot be filled up completely the gap between anti-fireball 21 after causing fireproof coating to flow out when excessive, protect
Demonstrate,prove the normal realization of fire-proof function.
Fire prevention shock isolation method includes the following steps:
A, the shock isolating pedestal 10 with multilayer rubber layer 11 and sandwich clad steel 12 is placed in top-out structure 1 and lower part is built
In space between building structure 2, the top of shock isolating pedestal 10 is made to withstand the bottom surface of top-out structure 1, shock isolating pedestal 10
Bottom is fixed on the upper surface of lower part building structure 2 by bolt 14；
B, anti-fireball 21 is made, and marmem block 21-3 will be equipped in spherical shell and fill the multiple anti-of fireproof coating
Node of the fireball 21 as reticular structure, then adjacent anti-fireball 21 is all joined together to form bradyseism by stiffness spring 22
Fireproof jointing sheath 20；
C, it is fixed in the top peripheral of the bottom periphery of top-out structure 1 and lower part building structure 2 around distribution setting
Hook, the stiffness spring 22 by bradyseism fireproof jointing sheath 20 close to top edge and lower edge are hung on corresponding stay hook, and
Filling fire prevention rock wool 30 in gap between bradyseism fireproof jointing sheath 20 and shock isolating pedestal 10；
D, when an earthquake occurs, when shock isolating pedestal 10 bears vertical load, the transversely deforming of rubber layer 11 is pressed from both sides above and below
The constraint of layer steel plate 12, makes shock isolating pedestal 10 integrally have very big vertical rigidity；Horizontal direction is born in shock isolating pedestal 10
When load, under the conditions of same rubber material and overall thickness, sandwich clad steel 12 will not influence the normal shear-deformable of rubber layer 11,
The intrinsic flexibility of rubber is maintained, horizontal rigidity will not change；Portion of energy can be absorbed in stiffness spring 22, reduces
Displacement that shock isolating pedestal 10 occurs under geological process, the destruction risk for reducing shock isolating pedestal 10, after seismic shock stops
Stiffness spring 22 can restPose, to facilitate the degree for making shock isolating pedestal 10 restore certain, guarantee that structure can continue
Using, to providing building lasting protection；
E, when fire occurring while earthquake, as the temperature rises, the marmem block 21-3 in anti-fireball 21
Volume becomes larger, and squeezes fireproof coating and makes it through the outside that coating overfolw hole 21-5 spills into anti-fireball 21, then fills adjacent
On the one hand gap between anti-fireball 21 has effectively obstructed heat, it is suppressed that combustible and oxygen enter bradyseism fireproof jointing sheath
In 20 spaces surrounded, three-dimensional fire prevention is carried out to shock isolating pedestal 10 therein is trapped among；On the other hand, fireproof coating filling is adjacent anti-
Also entire bradyseism fireproof jointing sheath 20 itself is protected behind gap between fireball 21, avoids surprisingly being damaged under geological process
It is bad；Fire prevention rock wool 30 protects shock isolating pedestal 10 by way of package.
Wherein, above-mentioned anti-fireball 21 can be used under type such as and make:
A) ceramic aerogel is fabricated to the ceramic aerogel hemispherical Shell 21-1 of hemisphere shell sape, in ceramic aerogel hemispherical Shell
Multiple coating overfolw hole 21-5 are arranged around the opening distribution of ceramic aerogel hemispherical Shell 21-1 in the surface loop of 21-1；
B) spring connecting hole 21-2-1 is opened up in the edge distribution of round connection ring 21-2, the shape that will be fabricated at low temperature
Shape memory alloys block 21-3 is mounted in round connection ring 21-2 by fixed steel wire 21-4；
C) opening of one of ceramic aerogel hemispherical Shell 21-1 is bonded in a side surface of round connection ring 21-2,
And fireproof coating is placed in ceramic aerogel hemispherical Shell 21-1, then the opening of another ceramic aerogel hemispherical Shell 21-1 is glued
Anti- fireball 21 is made in another side surface of round connection ring 21-2 in knot.
Claims (10)
1. earthquake isolating equipment of preventing fires under a kind of geological process, including be located between top-out structure (1) and lower part building structure (2)
Shock isolating pedestal (10), which is characterized in that the shock isolating pedestal (10) include the folded setting of upper and lower wall rubber layer (11) and
Sandwich clad steel (12), and from top to bottom through equipped with supporting-core (13), shock isolating pedestal (10) peripheral ring in the middle part of shock isolating pedestal (10)
It is arranged with bradyseism fireproof jointing sheath (20), bradyseism fireproof jointing sheath (20) is reticular structure, including as reticular structure node
Multiple anti-fireballs (21), adjacent anti-fireball (21) are all connected by stiffness spring (22)；Anti- fireball (21) includes spherical shell and sets
Marmem block (21-3) at spherical shell center fills fire prevention in the spherical shell around marmem block (21-3)
Coating, and anti-fireball (21) surface is distributed with multiple coating overfolw holes (21-5)；The bradyseism fireproof jointing sheath (20) it is upper
Edge is fixed on top-out structure (1), and the lower edge of bradyseism fireproof jointing sheath (20) is fixed on lower part building structure (2)
On, the gap between bradyseism fireproof jointing sheath (20) and shock isolating pedestal (10) is filled with fire prevention rock wool (30).
2. earthquake isolating equipment of preventing fires under geological process according to claim 1, which is characterized in that the ball of the anti-fireball (21)
Shell includes two ceramic aerogel hemispherical Shells (21-1), and the opening of two ceramic aerogel hemispherical Shells (21-1) is opposite and glues respectively
The both side surface in a round connection ring (21-2) is tied, in shape in the cavity that two ceramic aerogel hemispherical Shells (21-1) surround
Fireproof coating is filled around memorial alloy block (21-3), and coating overfolw hole (21-5) is around ceramic aerogel hemispherical Shell (21-1)
Opening distribution be located at the surface of ceramic aerogel hemispherical Shell (21-1).
3. earthquake isolating equipment of preventing fires under geological process according to claim 2, which is characterized in that the ceramic aerogel hemisphere
The material of shell (21-1) is three-dimensional hBN ceramic aerogel.
4. earthquake isolating equipment of preventing fires under geological process according to claim 1, which is characterized in that top-out structure (1)
All around stay hook is distributed with, bradyseism fireproof jointing sheath (20) leans on the top peripheral of bottom periphery and lower part building structure (2)
The stiffness spring (22) of nearly top edge and lower edge is hung on the stay hook of corresponding position.
5. earthquake isolating equipment of preventing fires under geological process according to claim 1, which is characterized in that the marmem block
The material of (21-3) is one of Ni-Ti base marmem, magnetic control shape memory alloy, Cu base memorial alloy, and shape
Shape memory alloys block (21-3) is fixed on anti-fireball (21) inside by steel wire (21-4).
6. earthquake isolating equipment of preventing fires under geological process according to claim 2, which is characterized in that the circle connection ring (21-
2) edge distribution is equipped with spring connecting hole (21-2-1), and the end of stiffness spring (22) is connected to spring connecting hole (21-2-1)
On.
7. earthquake isolating equipment of preventing fires under geological process according to claim 1, which is characterized in that the multiple anti-fireball (21)
Array is arranged in one plane, and the anti-fireball (21) of adjacent rows and adjacent column is staggeredly arranged.
8. earthquake isolating equipment of preventing fires under geological process according to claim 1, which is characterized in that the stiffness spring (22) by
Stainless steel is made, and surface coats fireproof coating.
9. a kind of fire prevention shock isolation method, which comprises the steps of:
A, by the shock isolating pedestal (10) with multilayer rubber layer (11) and sandwich clad steel (12) be placed in top-out structure (1) and under
In space between portion's building structure (2), the top of shock isolating pedestal (10) is made to withstand the bottom surface of top-out structure (1), every
The bottom of shake support (10) is fixed on the upper surface of lower part building structure (2) by bolt (14)；
B, anti-fireball (21) is made, and marmem block (21-3) will be equipped in spherical shell and fill the multiple anti-of fireproof coating
Node of the fireball (21) as reticular structure, then adjacent anti-fireball (21) is all linked together shape by stiffness spring (22)
At bradyseism fireproof jointing sheath (20)；
C, it is fixed in the top peripheral of the bottom periphery of top-out structure (1) and lower part building structure (2) around distribution setting
Hook, the stiffness spring (22) by bradyseism fireproof jointing sheath (20) close to top edge and lower edge are hung on corresponding stay hook,
And filling fire prevention rock wool (30) in the gap between bradyseism fireproof jointing sheath (20) and shock isolating pedestal (10)；
D, when an earthquake occurs, when shock isolating pedestal (10) bear vertical load, the transversely deforming of rubber layer (11) is pressed from both sides above and below
The constraint of layer steel plate (12) makes shock isolating pedestal (10) integrally have very big vertical rigidity；It is born in shock isolating pedestal (10) horizontal
When the load in direction, under the conditions of same rubber material and overall thickness, sandwich clad steel (12) will not influence rubber layer (11) just
It is often shear-deformable, the intrinsic flexibility of rubber is maintained, horizontal rigidity will not change；Portion can be absorbed in stiffness spring (22)
Point energy reduces the displacement that shock isolating pedestal (10) occurs under geological process, the destruction wind for reducing shock isolating pedestal (10)
Danger, stiffness spring (22) can restPose after seismic shock stops, to help that shock isolating pedestal (10) is made to restore certain
Degree, guarantee that structure can continue to use, to providing building lasting protection；
E, when fire occurring while earthquake, as the temperature rises, the marmem block (21-3) in anti-fireball (21)
Volume becomes larger, and squeezes fireproof coating and makes it through the outside that coating overfolw hole (21-5) spills into anti-fireball (21), then fills
On the one hand gap between adjacent anti-fireball (21) has effectively obstructed heat, it is suppressed that combustible and oxygen enter bradyseism fire prevention
In the space that protective layer (20) surrounds, three-dimensional fire prevention is carried out to shock isolating pedestal therein (10) are trapped among；On the other hand, fireproof coating
It fills and also protects entire bradyseism fireproof jointing sheath (20) itself behind the gap between adjacent anti-fireball (21), avoid making in earthquake
With lower by accidental damage；Shock isolating pedestal (10) are protected in fire prevention rock wool (30) by way of package.
10. fire prevention shock isolation method according to claim 9, which is characterized in that the anti-fireball (21) is in the following way
Production:
A) ceramic aerogel is fabricated to the ceramic aerogel hemispherical Shell (21-1) of hemisphere shell sape, in ceramic aerogel hemispherical Shell
Multiple coating overfolw holes (21-5) are arranged around the opening distribution of ceramic aerogel hemispherical Shell (21-1) in the surface loop of (21-1)；
B) spring connecting hole (21-2-1) is opened up in the edge distribution of round connection ring (21-2), will compresses and is fabricated at low temperature
Marmem block (21-3) pass through fixed steel wire (21-4) and be mounted in round connection ring (21-2)；
The opening of one of ceramic aerogel hemispherical Shell (21-1) c) is bonded in a side surface of round connection ring (21-2),
And fireproof coating, then opening another ceramic aerogel hemispherical Shell (21-1) are placed in ceramic aerogel hemispherical Shell (21-1)
Anti- fireball (21) are made in another side surface that mouth is bonded in round connection ring (21-2).
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058547A (en) * | 2020-01-14 | 2020-04-24 | 浙江工业大学 | Steel construction building fire prevention antidetonation support |
| CN115387488A (en) * | 2022-08-25 | 2022-11-25 | 福建工程学院 | Novel combined shock insulation and absorption structure for high-rise building and shock absorption method thereof |
| CN117966923A (en) * | 2024-04-01 | 2024-05-03 | 正民建设集团有限公司 | Building structure design shock insulation fire prevention device |
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| CN111058547A (en) * | 2020-01-14 | 2020-04-24 | 浙江工业大学 | Steel construction building fire prevention antidetonation support |
| CN115387488A (en) * | 2022-08-25 | 2022-11-25 | 福建工程学院 | Novel combined shock insulation and absorption structure for high-rise building and shock absorption method thereof |
| CN115387488B (en) * | 2022-08-25 | 2023-06-23 | 福建工程学院 | Novel combined shock insulation and absorption structure of high-rise building and shock absorption method thereof |
| CN117966923A (en) * | 2024-04-01 | 2024-05-03 | 正民建设集团有限公司 | Building structure design shock insulation fire prevention device |
| CN117966923B (en) * | 2024-04-01 | 2024-06-07 | 正民建设集团有限公司 | Building structure design shock insulation fire prevention device |
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