CN207562239U - A kind of heat-insulating, fire-preventing cover - Google Patents
A kind of heat-insulating, fire-preventing cover Download PDFInfo
- Publication number
- CN207562239U CN207562239U CN201721676888.6U CN201721676888U CN207562239U CN 207562239 U CN207562239 U CN 207562239U CN 201721676888 U CN201721676888 U CN 201721676888U CN 207562239 U CN207562239 U CN 207562239U
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- fire
- protected
- insulating
- fire prevention
- heat
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Abstract
The utility model discloses a kind of heat-insulating, fire-preventing covers, and including multiple fire prevention shade assemblies, multiple fire prevention shade assemblies are for mutually splicing and being wrapped in outside device to be protected, device to be protected to be protected not influenced in specific time by external high temperature；Each fire prevention shade assembly includes endosexine and extexine, and multilayer intraformational bed is provided between endosexine and extexine, is connected between adjacent two layers intraformational bed by flame-retardant adhesive；It treats protective device by multiple fire prevention shade assemblies 1 and is thermally shielded protection, according to the shape of device to be protected and requirement, device to be protected is coated on to interior, and reserved window completely, is not influenced by the normal operation and maintenance maintenance of protective device.
Description
【Technical field】
The utility model belongs to field of fire-proof technology, and in particular to a kind of heat-insulating, fire-preventing cover.
【Background technology】
In current environmental protection, safety regulation tightening, the industries such as domestic petrochemical industry, coal chemical industry, fine chemistry industry relate to
And have tank field, fire-fighting etc., prevent fires master device in valve, pneumatic device, electric device, gas-liquid/electro-hydraulic linkage, chimney,
The supercharging of kiln and long range oil and gas pipelines, executive device are not effectively protected, safeguard procedures, when by thunder and lightning,
When explosion, fire, these devices are often exposed to be at stake, and more than corresponding bearing capacity, fails, generates huge soon
Loss and environmental pollution.
【Utility model content】
The purpose of this utility model is to provide a kind of heat-insulating, fire-preventing cover, to protect in special trade core apparatus when specific
It is interior not influenced by fire behavior.
The utility model uses following technical scheme：A kind of heat-insulating, fire-preventing cover, including multiple fire prevention shade assemblies, multiple fire prevention
For shade assembly for mutually splicing and being wrapped in outside device to be protected, each shade assembly of preventing fires includes endosexine and extexine,
Multilayer intraformational bed is provided between endosexine and extexine, is connected between adjacent two layers intraformational bed by flame-retardant adhesive；It is interior
Surface layer, the equal Ceramics fibrous material of extexine are made, and intraformational bed is made of ceramic fiber cotton.
Further, intraformational bed is 2-7 layers, multilayer intraformational bed be used to protect device to be protected in specific time not by
The influence of external high temperature.
Further, several belt tensioners are provided on extexine, each belt tensioner is used to fix corresponding flameproof enclosure group
Part.
Further, it is fixedly connected between endosexine, extexine and intraformational bed adjacent thereto by flame-retardant adhesive.
Further, braced frame is further included, braced frame is for building outside device to be protected, multiple flameproof enclosure groups
Part is for the mutual outside spliced and be wrapped in braced frame.
Further, polylith stainless steel plate is further included, polylith stainless steel plate is used to be wrapped in the outside of fire prevention shade assembly, with
Form an integral protection cover.
Further, the fusible plug for being wrapped in outside the pneumatic line of device to be protected is further included.
The beneficial effects of the utility model are：It treats protective device and is thermally shielded protection, according to the shape of device to be protected
And requirement, device to be protected is coated on completely in, and reservation operations mouth does not influence normal operation and the repair of device to be protected
It safeguards, when explosion or fire generation, can make to be protected the transmission for being completely isolated flame and energy mounted in specific time, be protected to wait
Protection unit starts emergency response and stays the enough time, and artificial remote intervention can also be realized when explosion or fire to device to be protected.Root
According to heatproof feature, the technological requirement of device to be protected, resisting the fire time can be through according to requiring to customize, fully meeting explosion or fire
The normal operation of device to be protected under calamity, for the pneumatic device of tank field valve, electric device, gas-liquid/electro-hydraulic device, instrument,
The uprising fire prevention such as cable, crane span structure, the lightning protection of long range oil and gas pipelines equipment, fire prevention have good protective effect, make to wait to protect
Protection unit is not influenced by weather, temperature Change, can also stop the pollution sources such as dust, sour gas, seawater salt fog in air
The influence of protective device is treated, is prolonged the service life, improves the reliability used.For in irregular shape, medium in high-altitude
Device to be protected is particularly important, can eliminate fire prevention dead angle, improves the safety in whole device area.
【Description of the drawings】
Fig. 1 is a kind of structure diagram of heat-insulating, fire-preventing shade assembly of the utility model；
Fig. 2 is to disassemble schematic diagram in the utility model embodiment.
Wherein：1. shade assembly of preventing fires；2. endosexine；3. intraformational bed；4. extexine；5. braced frame；6. device to be protected；
7. window.
【Specific embodiment】
The utility model is described in detail with reference to the accompanying drawings and detailed description.
The utility model discloses a kind of heat-insulating, fire-preventing covers, and including multiple fire prevention shade assemblies 1, multiple fire prevention shade assemblies 1 are equal
For mutually splicing and being wrapped in outside device 6 to be protected, to protect device 6 to be protected in specific time not by external high
The influence of temperature.It can repeatedly dismantle, be easily installed, intensity is high, and softness has rich toughness, is unlikely to deform or damages, and heat insulation is high, changes
It is good to learn stability, there is weathering resistance, antiultraviolet, cold-resistant, resistance to marine environment, chemical species and acidic materials characteristic, meet
The conditions such as live burn into is moist, extreme low temperature and icing, drying, trample, megathermal climate, and there is no harmful substances, do not have completely
There are asbestos and its derivative.
Flameproof enclosure is not required for specific shape, can not influence its peace according to the actual outer dimensions of device 6 to be protected
Under the premise of entirely using, the position of reserved window 7, window 7 is remained predominantly on the outer wall of fire resistant flexible cover, and braced frame 5 is built
When cannot also block, window 7 and braced frame 5 are non-interference, can be operated by window 7, check limit switch, electricity
The components such as magnet valve, locator, flameproof enclosure can be attached to 6 outer surface of rigid support or device to be protected, belong to non-calibration completely
Product processed, flat appearance are beautiful.
Window 7 can go out for safety inspection window, checking maintenance mouth, observation panel, straighforward operation mouth/remote operation mouth, cable
The formula of falling window shape of using is taken in entrance, air source liquid source input port etc., sealing, crosses and wins sealing.When defeated for cable entrance or air source liquid source
During entrance, 7 size ratio tube mouth of window is slightly smaller, is detained when tightening and tenses the constantly micro expansion of flameproof enclosure, reaches tight seal effect.
At manual operation, at lifting, using double-coating structure.For at manual operation, (close to device one to be protected on the inside of handwheel
Side) one layer of fire prevention shade assembly 1 is first coated, then one layer of fire prevention shade assembly 1 is separately coated outside complete hand wheel structure, flameproof enclosure is close
It seals and is connected with Rapid fastener, when operating hand gear if necessary in this way, unlock Rapid fastener, take down the anti-of external coating
Fiery shade assembly 1, carries out operation manual operation, by 1 Fast Installation of fire prevention shade assembly of external coating after manual operation, in this way
Main area of fire protection can just be made to be unlikely to be exposed to the external world during manual operation, hand gear during fire can also be avoided to be exposed to
In flame, and then conduct the heat to main protection region.
Two connected fire prevention shade assemblies 1 were to win cooperation, and for ease of repair dismounting next time, (device to be protected has certain
Overhaul maintenance cycle, need to remove flameproof enclosure during checking maintenance, re-assemblied again after the completion of checking maintenance, if with gluing or
Wire has the disadvantage that if sewing and is difficult to overcome：Bonding agent is torn when the 1st, removing, and leads to sealing surface out-of-flatness, close again
It can be had the gap even if smear bonding agent during envelope (the reason of bonding agent hardens)；Wire is not necessarily according to original when the 2nd, sewing again
Sewing route, leaves number of perforations hole on flameproof enclosure surface, these holes have very big security risk during fire.So do not permit
Perhaps two adjacent seals contact surfaces of flameproof enclosure are smeared bonding agent, are less allowed with sewing.
The utility model is in mating surface (contact surface) inside and outside buckle+belt tensioner fastening, compacting, the distance of two belt tensioners
(just as the belt on school bag), is not greater than 150mm, is buckled as buckle of the prior art, generally use stainless steel
Matter, belt tensioner are sewed on endosexine 2, extexine 4 (sewing region is thickeied).When there is braced frame 5, on endosexine 2
Belt tensioner is installed, when not using braced frame (5), belt tensioner can be not provided on endosexine 2.
As shown in Figure 1, each fire prevention shade assembly 1 includes endosexine 2 and extexine 4, endosexine 2, extexine 4 are selected
Ceramic fibre material is made, and multilayer intraformational bed 3 is provided between endosexine 2 and extexine 4, per intraformational bed 3 using ceramics
Cellucotton is made, and under normal circumstances, the number of plies of intraformational bed 2 requires difference according to design temperature, and the number of plies of setting is also different, conventional
The intraformational bed made of ceramic fiber cotton 3 thickness for 20-30mm, generally using 2-7 layers, overall thickness 40-210mm can be held
Be -196 DEG C by minimum temperature, maximum temperature is 2400 DEG C, convenient for protection low temperature or high temperature service, and endosexine 2, intraformational bed 3,
The thermal conductivity factor of outer surface 4 is 0.02~0.035W/M2K.The flameproof enclosure requirement resistance temperature difference is bigger, and (temperature difference is extexine 4
Temperature difference between endosexine 2, such as 1000 DEG C of ambient temperature, 60 DEG C of flameproof enclosure internal temperature, the i.e. temperature difference are 940 DEG C), resist
Fire (or fire resistance period) time is more long, then filling thickness is thicker.Endosexine 2, extexine 4 and intraformational bed 3 adjacent thereto it
Between be fixedly connected by a small amount of flame-retardant adhesive, in order to avoid influence fire prevention shade assembly 1 flexibility.
In addition, the marginal portion of fire prevention shade assembly 1, by ceramic fibre sewer together, it is ensured that intraformational bed 3 is equal
By endosexine 2,4 comprehensive encirclement of extexine, prevent heat from entering by gap sprawling.By line made of ceramic fibre, with
Endosexine 2, the material of extexine 4 are consistent, ensure refractory temperature consistency.It endosexine 2, extexine 4 and is sewed one
The line risen, can also be made of tinsel.Make to fix between two adjacent intraformational beds 3 by using flame-retardant adhesive 4,
It prevents that mutual displacement occurs when being pressurized.
Braced frame 5 is further included, for braced frame 5 for building outside device 6 to be protected, multiple fire prevention shade assemblies 1 are equal
For mutually splicing and being wrapped in the outside of braced frame 5.Several belt tensioners are provided on extexine 4, each belt tensioner is used
In fixed shade assembly 1 of preventing fires, also it is made of ceramic material.
Fire prevention shade assembly 1 multiple can directly use refractory ceramics belt tensioner, buckle, no device to be protected is different close to face
It is firmly connected under the effects that rust steel tightening button, to ensure the safety of each connection gap, each connection gap refers and synthesizes depth
(refer and synthesize depth when depth is each face contact or can be described as overburden depth) should be not less than 50mm, the corner angle easily damaged
Positions is waited to be fixed with the angle bar of equal (exterior angle) size.
In the prior art to using the flameproof enclosure in Oil Tank that there is certain standard requirement, such as 1709 standards of UL,
It is required to meet at a high temperature of 1300 DEG C of 1093 DEG C of hydro carbons blast temperature and jet flames, it is desirable that it does not burn, is indeformable, is non-sclerous,
And it is resistant to 3kgf/cm2The explosive forces of (about 0.3MPa), the surface temperature of device to be protected is no more than 60 DEG C in flameproof enclosure,
And resist the fire time should at 30 minutes and more than.
When by protective device for pneumatic or gas-liquid linkage, the heat-insulating, fire-preventing cover cooperation fusible plug one of the utility model
It rises and uses, (outside of pneumatic line) installs fusible plug or meltable device additional on corresponding position, and the fusing point of fusible plug is preferably 75 ± 5
DEG C, it can also be needed to select suitable fusible plug according to actual temperature.When pneumatic or gas-liquid linkage surface temperature reaches or surpasses
When crossing the fusing point of fusible plug, the pressure releasing in cylinder is fallen in fusible plug fusing, makes the spring or air accumulator in opposite side cylinder
Interior compressed air release, so as to which piston action be made to close valve.
When the utility model is used, following three kinds of forms can be used：
1st, perfect rigidity：Add braced frame 5 in the load bearing surface of device 6 to be protected, prevent in 5 outer cladding flexibility of braced frame
Fiery shade assembly 1 finally coats stainless steel plate outside fire resistant flexible shade assembly 1, and multiple stainless steel plates form an integral protection cover,
Make fire protecting performance more preferably, overlayed in flameproof enclosure by protective device complete hold, 1 inside of fire prevention shade assembly and braced frame 5 are fixed, root
It is required according to operation, reserved window 7.
2nd, rigidity+flexibility：It, can be in the rigid short position of device to be protected 6, important when device 6 to be protected is excessive long
Braced frame 5 is done at protection position, and partially and fully rigid result is identical for this, and other parts are attached to fire prevention 1 flexibility of shade assembly
The surface of device 6 to be protected.
3rd, full flexible：According to the sShape features of device 6 to be protected, 1 inside of fire prevention shade assembly is allowed to be attached to dress to be protected
Put 6 surface.
Three of the above form can be used alone, and can also be used cooperatively according to actual needs.
As shown in Fig. 2, multiple fire prevention shade assemblies 1 as seen from the figure, are wrapped in branch by the schematic diagram of disassembling for the utility model
The outside of support frame frame 5, and pass through belt tensioner and fix, is equipped with window 7 on each shade assembly 1 of preventing fires, window 7 can be used for observing,
Operation, checking maintenance device 6 to be protected.
More than content is only to illustrate the technological thought of the utility model, it is impossible to the protection model of the utility model is limited with this
Enclose, it is every according to the utility model proposes technological thought, any change done on the basis of technical solution each falls within this reality
Within protection domain with novel claims.
Claims (7)
1. a kind of heat-insulating, fire-preventing cover, which is characterized in that including multiple fire prevention shade assemblies (1), multiple fire prevention shade assemblies (1) are used
In mutually splicing and being wrapped in device to be protected (6) outside, each fire prevention shade assembly (1) is including endosexine (2) and outer
Surface layer (4), is provided with multilayer intraformational bed (3) between the endosexine (2) and extexine (4), between adjacent two layers intraformational bed (3)
It is connected by flame-retardant adhesive；The endosexine (2), extexine (4) Ceramics fibrous material are made, the intraformational bed
(3) it is made of ceramic fiber cotton.
2. a kind of heat-insulating, fire-preventing cover as described in claim 1, which is characterized in that the intraformational bed (3) is 2-7 layers, multilayer institute
Intraformational bed (3) is stated to be used to that the device to be protected (6) is protected not influenced by external high temperature in specific time.
3. a kind of heat-insulating, fire-preventing cover as claimed in claim 2, which is characterized in that be provided with several receipts on the extexine (4)
Taut band, each belt tensioner are used to fixed corresponding fire prevention shade assembly (1).
4. a kind of heat-insulating, fire-preventing cover as claimed in claim 3, which is characterized in that the endosexine (2), extexine (4) and with
It is fixedly connected between its adjacent intraformational bed (3) by flame-retardant adhesive.
5. a kind of heat-insulating, fire-preventing cover as described in claim 3 or 4, which is characterized in that further include braced frame (5), the branch
Support frame frame (5) is external in device to be protected (6) for building, and multiple fire prevention shade assemblies (1) are for mutually splicing and wrap up
In the outside of the braced frame (5).
6. a kind of heat-insulating, fire-preventing cover as claimed in claim 5, which is characterized in that polylith stainless steel plate is further included, described in polylith
Stainless steel plate is used to be wrapped in the outside of the fire prevention shade assembly (1), to form an integral protection cover.
7. a kind of heat-insulating, fire-preventing cover as claimed in claim 6, which is characterized in that further include to be wrapped in the dress to be protected
Put the fusible plug outside the pneumatic line of (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721676888.6U CN207562239U (en) | 2017-12-06 | 2017-12-06 | A kind of heat-insulating, fire-preventing cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721676888.6U CN207562239U (en) | 2017-12-06 | 2017-12-06 | A kind of heat-insulating, fire-preventing cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207562239U true CN207562239U (en) | 2018-07-03 |
Family
ID=62690438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721676888.6U Expired - Fee Related CN207562239U (en) | 2017-12-06 | 2017-12-06 | A kind of heat-insulating, fire-preventing cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207562239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648581A (en) * | 2021-08-17 | 2021-11-16 | 满毅 | Fire protection fire-proof cover for fire-fighting scene |
-
2017
- 2017-12-06 CN CN201721676888.6U patent/CN207562239U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648581A (en) * | 2021-08-17 | 2021-11-16 | 满毅 | Fire protection fire-proof cover for fire-fighting scene |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180703 Termination date: 20211206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |