CN206391395U - Flameproof enclosure - Google Patents
Flameproof enclosure Download PDFInfo
- Publication number
- CN206391395U CN206391395U CN201621156138.1U CN201621156138U CN206391395U CN 206391395 U CN206391395 U CN 206391395U CN 201621156138 U CN201621156138 U CN 201621156138U CN 206391395 U CN206391395 U CN 206391395U
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- CN
- China
- Prior art keywords
- calcium
- silicate fiber
- fabric
- wire
- flameproof enclosure
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- 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.)
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Abstract
The utility model is related to a kind of flameproof enclosure, mainly solves the problem of security is poor in the prior art.The utility model is by using a kind of flameproof enclosure, the junction of two neighboring sealing surface sews connection using wire, fire-resistant binder coating is covered with junction simultaneously, the 4mm of coating layer thickness 2, metal buckle is set in adjacent seal faces, the arrangement distance of adjacent buckle is 100 200mm, and two sealing surfaces are linked together, and each sealing surface is sandwich plate composition；Each flexible sealing face is made up of at least one interlayer, the technical scheme that the interlayer includes upper calcium/silicate fiber, aluminising fabric, lower calcium/silicate fiber, silica fabric and wire and high-temperature agglomerant preferably solves above mentioned problem, available in petrochemical equipment.
Description
Technical field
The utility model is related to a kind of flameproof enclosure.
Background technology
The visual plants such as valve actuator, electric switch, the agitator of current petrochemical field or device are not provided with fire
Safeguard procedures, when around occurring concrete on fire, these equipment or device are often to lose among flame is surrounded, within a very short time
Effect, is unfavorable for controlling the intensity of a fire.
Currently, some installations and facilities are coated with fireproof coating, such as fire wall, tall and big steel construction, but fireproof coating
Coating quality is often difficult to meet use requirement, and coating shedding occurs in use, protrudes the problems such as fire resistance period is inadequate, and not
Suitable for the equipment with movable part, such as valve.
The U of patent CN 202442067 disclose a kind of wind power generating set flameproof enclosure, and it is mainly by engine class
Fire resistant coating of the topic surface coating with the certain viscosity and mode of fiber cloth reaches fireproof purpose in fire resistant coating.
Because the flameproof enclosure of the patent disclosure need to stick to body surface, therefore its application is very restricted.
From both at home and abroad it is many accident find out, occur concrete on fire, some valves because power line overcoat failure cause it is whole
Individual valve is out of hand, it is impossible to be actuated for process operation, causes the scene of a fire out of control.
Utility model content
Technical problem to be solved in the utility model is that there is provided a kind of new for the problem of security is poor in the prior art
Flameproof enclosure.The flameproof enclosure has the preferable advantage of security.
To solve the above problems, the technical solution adopted in the utility model is as follows：A kind of flameproof enclosure, it is characterised in that including
At least two flexible sealing faces, the junction of two neighboring sealing surface sews connection using wire, while being covered with junction
Metal buckle is set in fire-resistant binder coating, coating layer thickness 2-4mm, adjacent seal faces, and the arrangement distance of adjacent buckle is
100-200mm, two sealing surfaces are linked together, and each sealing surface is sandwich plate composition；Each flexible sealing face by
At least one interlayer is constituted, and the interlayer is provided with upper calcium/silicate fiber, aluminising fabric, lower calcium/silicate fiber, dioxy
SiClx fabric and wire and high-temperature agglomerant, lower calcium/silicate fiber are located at aluminising fabric bottom, and lower calcium/silicate is fine
Dimension top is upper calcium/silicate fiber, and upper calcium/silicate fiber top is silica fabric, the wire in interlayer for calcium/
Silicate fiber layer provides support frame, and high-temperature agglomerant is bonded together between being coated in calcium/silicate fiber layer, forms one
Individual complete interlayer.
In above-mentioned technical proposal, it is preferable that the interlayer includes calcium/silicate fiber (thickness 3-5mm), multilayer aluminising and knitted
Thing (thickness 2-3mm), calcium/silicate fiber (thickness 300-500mm), silica fabric (thickness 5-8mm) and wire
And high-temperature agglomerant.
In above-mentioned technical proposal, it is preferable that a diameter of 2-3mm of wire.
In the application, the material of wire is stainless steel, and silica tissue layer needs resistance to burning, is protected under fire endurance period effect
Integrality and stability are held, the effect of lower calcium/silicate fiber and aluminising fabric is the rigidity for ensureing flameproof enclosure so that flameproof enclosure
There is the motion space of abundance between protection object, aluminising fabric is to prevent heat from the external world with upper calcium/silicate fiber effect
Import internal, cut-out heat transfer approach.In the given time, the flameproof enclosure should be met in hydro carbons fiery 1093 DEG C and jet bubble reactor
Do not burnt at 1300 DEG C, it is indeformable, and be resistant to 2.9bar blast impulse, box interior temperature is no more than 50 DEG C.
This patent provides a kind of heat-insulated resistance to burning safeguard measure of new critical component, according to the profile and work(of protected object
Can, make a physical barrier to measure, whole object is fully wrapped around, and do not influence the normal operating and detection of the equipment to tie up
Shield, around it occurring concrete on fire plays a part of completely isolated flame and heat in setting time, by protection object
Normal start provides enough buffer time.According to the performance requirement of protected object, resistance to burning and it is thermally isolated the time and can be determined
System, fully meets the operating condition of the equipment under fire condition.This patent can effectively protect valve actuator, instrument, stirring
The Primary Components such as device, cable when flame is surrounded, in the given time can normal work, to realize that it is enough that technique fire extinguishing is provided
Activity duration.This patent may be such that the influence for protecting object in ongoing operations from ambient weather situation, and extension uses the longevity
Life, improves the reliability of equipment.It can be protected in irregular shape, long and narrow or in small space protection object using flameproof enclosure
Shield, eliminates fire prevention dead angle, achieves preferable technique effect.
Brief description of the drawings
Fig. 1 is the structural representation of interlayer described in the utility model.
In Fig. 1,1 time silicate fiber；2 aluminising fabrics；Calcium/silicate fiber on 3；4 silica fabrics.
Fig. 2 is appearance schematic diagram of the present utility model.
In Fig. 2,1 flameproof enclosure overcoat；The fixation metal buckle of 2 flameproof enclosure adjacent surfaces；The movable protective face of 3 flameproof enclosures；4
Valve actuator in flameproof enclosure；The actuating strut of 5 valve actuators.
The utility model is further elaborated below by embodiment, but is not limited only to the present embodiment.
Embodiment
【Embodiment 1】
This patent flameproof enclosure is the flexible structure of a closing, and its shape is determined according to the shape of protected object.
The cover body is made up of multiple flexible sealing faces, and the junction of two neighboring sealing surface sews connection using wire,
It is covered with simultaneously in junction in fire-resistant binder coating, coating layer thickness 2mm, two adjacent seal faces and multiple metal buckles is set,
The arrangement distance of adjacent buckle is 100mm, and it links together two sealing surfaces, and metal buckle uses stainless steel.
Each flexible sealing face of the flameproof enclosure is made up of multiple interlayers, and the primary structure of interlayer includes upper calcium/silicate
Fiber (thickness 3mm), aluminising fabric (thickness 2mm), lower calcium/silicate fiber (thickness 300mm), silica fabric (thickness
5mm) and wire and high-temperature agglomerant.The effect of wire is to provide support frame for calcium/silicate fiber layer, and high temperature glues
Knot agent is bonded together between being coated in calcium/silicate fiber layer, forms a complete interlayer.
Silica tissue layer needs resistance to burning, and integrality and stability are kept under fire endurance period effect, and lower calcium/silicate is fine
The effect of peacekeeping aluminising fabric is the rigidity for ensureing flameproof enclosure so that have the action of abundance empty between flameproof enclosure and protection object
Between, aluminising fabric is to prevent heat internal from external world's importing with upper calcium/silicate fiber effect, cuts off heat transfer approach.
The flexible structure can be fitted fully according to the profile of protected object, can use curve and curved surfaces, real
Existing flameproof enclosure is fitted completely with protected object.
In the given time, the flameproof enclosure should meet hydro carbons fire 1093 DEG C and 1300 DEG C of jet bubble reactor at do not burn, it is constant
Shape, and 2.9bar blast impulse is resistant to, box interior temperature is no more than 50 DEG C.The thickness and size of the casing are according to protection pair
The performance of elephant is determined.
With 5000m3Exemplified by the tank bottom pipeline valve of storage tank, illustrate the service condition of the flameproof enclosure.The flameproof enclosure needs to set
In the outside of valve actuator, executing agency is completely encapsulated on the inside of flameproof enclosure.The whole appearance and size of the valve is
800mm × 600mm × 600mm, therefore, designed flameproof enclosure length are 900mm, and width is 700mm, form a tubular fire prevention
Cover, the two ends of flameproof enclosure are provided with opening, are fastened using metal devices such as fastener, rivets, form annular seal space, seam crossing is using special
Different diaphragm seal connection, it can expand at high temperature, reinforcing sealing.
By the opening time of protected valve actuator is that concrete on fire occurs around 10min, valve, valve is by oil plant
Or the flame of combustible gas is surrounded, about 1093 DEG C of its peak flame temperature, if jet bubble reactor occurs around valve, flame temperature is high
Up to 1300 DEG C, valve periphery is in fire it may also happen that blast, design maximum blast impulse is 3bar, therefore, and this is rigidly anti-
The design protection time of fire cover is 40min, is that the emergency disposal of fire fighter reserves time enough.Based on the guard time with
Fire Conditions, interlayer is from calcium/silicate fiber and the material of glass fiber, and based on anti-burning test experiments data, its thickness should not
Less than 100mm.
Based on the guard time, interlayer is from calcium/silicate fiber and the material of glass fiber, based on anti-burning test experiments number
According to its thickness should be not less than 100mm.
Because flameproof enclosure is connected using fastener, when current check is safeguarded, any one fastener can be easily opened,
Check that internal components, inspection can be closed easily after terminating, keep the sealing of flameproof enclosure.Bottom half is set with pipeline junction
Circular passage, it is ensured that pipeline where valve may pass through the casing.
【Embodiment 2】
According to the condition and step described in embodiment 1, the cover body is made up of multiple flexible sealing faces, two neighboring sealing surface
Junction connection, while be covered with fire-resistant binder coating in junction, coating layer thickness 4mm, two phases are sewed using wire
Multiple metal buckles are set, and the arrangement distance of adjacent buckle is 200mm, two sealing surfaces are connected to one by it on adjacent sealing surface
Rise, metal buckle uses stainless steel.
Each flexible sealing face of the flameproof enclosure is made up of multiple interlayers, and the primary structure of interlayer includes upper calcium/silicate
Fiber (thickness 5mm), aluminising fabric (thickness 3mm), lower calcium/silicate fiber (thickness 500mm), silica fabric (thickness
8mm) and wire and high-temperature agglomerant.The effect of wire is to provide support frame for calcium/silicate fiber layer, and high temperature glues
Knot agent is bonded together between being coated in calcium/silicate fiber layer, forms a complete interlayer.
Enclosure volume of preventing fires is larger, and flexibly, it has reserved enough activities to wall flexible relative between valve actuator
Space, casing provides the low temperature environment under flame condition to executing agency, meets the environment that valve actuator is normally run
Condition, realizes that emergency start provides operating condition, it is to avoid descendant burns in executing agency for valve under the conditions of flame encirclement
Work starts the unfavorable conditions of valve, and powerful guarantee is provided for fire fighting and rescue.
This patent can effectively protect the Primary Components such as valve actuator, instrument, agitator, cable when flame is surrounded,
In the given time can normal work, for realize technique fire extinguishing provide enough activity durations.This patent may be such that protection pair
As, from the influence of ambient weather situation, increasing the service life in ongoing operations, the reliability of equipment is improved.For shape not
Regular, long and narrow or in small space protection object can be eliminated fire prevention dead angle, achieved preferable skill using flameproof enclosure protection
Art effect.
Claims (3)
1. a kind of flameproof enclosure, it is characterised in that including at least two flexible sealing faces, the junction of two neighboring sealing surface is used
Wire sewing connection, while be covered with fire-resistant binder coating in junction, coating layer thickness 2-4mm is set in adjacent seal faces
Metal buckle, the arrangement distance of adjacent buckle is 100-200mm, and two sealing surfaces are linked together, and each sealing surface is equal
Constituted for sandwich plate；Each flexible sealing face is made up of at least one interlayer, the interlayer provided with upper calcium/silicate fiber,
Aluminising fabric, lower calcium/silicate fiber, silica fabric and wire and high-temperature agglomerant, lower calcium/silicate fiber position
In aluminising fabric bottom, lower calcium/silicate fiber top is upper calcium/silicate fiber, and upper calcium/silicate fiber top is dioxy
Wire in SiClx fabric, interlayer provides support frame for calcium/silicate fiber layer, and high-temperature agglomerant is coated in calcium/silicic acid
It is bonded together between salt fibrous layer, forms a complete interlayer.
2. flameproof enclosure according to claim 1, it is characterised in that the interlayer includes upper calcium/silicate that thickness is 3-5mm
Lower calcium/silicate fiber, the thickness that multilayer aluminising fabric that fiber, thickness are 2-3mm, thickness are 300-500mm are 5-8mm's
Silica fabric and wire and high-temperature agglomerant.
3. flameproof enclosure according to claim 1, it is characterised in that a diameter of 2-3mm of wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621156138.1U CN206391395U (en) | 2016-10-31 | 2016-10-31 | Flameproof enclosure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621156138.1U CN206391395U (en) | 2016-10-31 | 2016-10-31 | Flameproof enclosure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206391395U true CN206391395U (en) | 2017-08-11 |
Family
ID=59507435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621156138.1U Withdrawn - After Issue CN206391395U (en) | 2016-10-31 | 2016-10-31 | Flameproof enclosure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206391395U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107349539A (en) * | 2016-10-31 | 2017-11-17 | 中国石油化工股份有限公司 | Fire resistant flexible cover |
-
2016
- 2016-10-31 CN CN201621156138.1U patent/CN206391395U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107349539A (en) * | 2016-10-31 | 2017-11-17 | 中国石油化工股份有限公司 | Fire resistant flexible cover |
| CN107349539B (en) * | 2016-10-31 | 2023-06-30 | 中国石油化工股份有限公司 | Flexible fireproof cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170811 Effective date of abandoning: 20230630 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170811 Effective date of abandoning: 20230630 |