CN100557908C - The firebreak device that is used for equipment in the separator - Google Patents
The firebreak device that is used for equipment in the separator Download PDFInfo
- Publication number
- CN100557908C CN100557908C CNB2005800280694A CN200580028069A CN100557908C CN 100557908 C CN100557908 C CN 100557908C CN B2005800280694 A CNB2005800280694 A CN B2005800280694A CN 200580028069 A CN200580028069 A CN 200580028069A CN 100557908 C CN100557908 C CN 100557908C
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- Prior art keywords
- firebreak device
- separator
- equipment
- firebreak
- frame
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- Details Of Indoor Wiring (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The invention describes a kind of firebreak device (21) that is used for equipment (1,4), described equipment (1,4) for example is as the thread guide devices that is used for cable or pipe in the wall in the separator (2).Described firebreak device (21) is arranged to be installed on the side of described separator (2) in the mode that centers on described equipment (1,4) at least in part.
Description
Technical field
The present invention relates to a kind of firebreak device that is used for equipment, described equipment for example is to be used for the cable of separator or the thread guide devices of pipe, and described separator for example is a wall.
Background technology
Many different field have been introduced more strict fire protection requirement, thereby need new technical scheme to stop or delay spreading of fire, and/or protect the visual plant in the incendive structure.For example, the sleeve pipe that is used for cable or pipe in wall or the partition wall can produce fire can be by the opening that wherein spreads.
About sleeve pipe, for example US2732226, US3489440 or US4767086 have described traditional cable sleeve pipe.For example, these sleeve pipes are used to guide cable to pass partition wall in the container.Referring to the accompanying drawing (Fig. 1 and Fig. 2) of US2732226, cable (3) is contained in the flexible package element (4), and this flexible package element is supported by rectangle rack (1), and this rectangle rack is welded on wall, plate or the partition wall (2) that cable will pass.
Although the cable sleeve pipe of the type that US2732226 announces provides high-caliber flameproof protection; after but this known technical scheme is developed certainly; formulated more about the fire performance of cable sleeve pipe and to have strictly regulated, this technical scheme that need add increases apyrous.
Summary of the invention
One object of the present invention is to improve the fire line of the equipment of the thread guide devices that for example is used for cable or pipe.
Another object of the present invention is to improve the flameproof protection to described equipment on the basis that guarantees the equipment excellent operability of the thread guide devices that for example is used for cable or pipe.
This purpose realizes by a kind of firebreak device that is used for equipment, described equipment for example is to be used for the cable of separator or the thread guide devices of pipe, described separator for example is a wall, it is characterized in that: thus described firebreak device allows to get at described equipment with the side that the mode that centers on described equipment at least in part is installed in described separator, and compare with described equipment, described firebreak device stretches out fartherly from described separator, thereby form the space in the outside of described equipment, the temperature in described space is lower than the temperature of ambient gas thereby has reduced the intensification of described equipment when on fire.
Test shows, when a side of the separator of wall or partition wall form is on fire, scatters in the plane of separator thereby this separator is heated heat.Therefore, the equipment in this separator is heated owing to contacting with this separator.Explain that as following detailed when on fire, this firebreak device heats up as the separator around the suppression equipment, thus the intensification of suppression equipment.
In design according to the present invention, firebreak device this means that around described equipment firebreak device can be provided with in the mode of the described equipment of incomplete covering, and described equipment can get at, and for example supplies the usefulness of inspection.
Described firebreak device preferably has the extension that is parallel to separator, and this extension is greater than the extension perpendicular to separator of this firebreak device.In this way, the barrier characteristics of this firebreak device is further increased.
This firebreak device preferably contacts with described separator.By contacting with this separator, this firebreak device is the absorption portion heat at least, otherwise these heats will spread to described equipment.Like this, suppressed the intensification of equipment.As a result, when this equipment was sleeve pipe, fiery spreading was prevented from or delays.
At least a portion of this firebreak device is preferably made by nonflammable material.This has further reduced fire spread dangerous to the equipment or has delayed spreading of fire.This combustible material is preferably around described equipment.
This firebreak device preferably stretches out far than this equipment from this separator.This firebreak device this means that to small part around this equipment the outside of this equipment forms a space in addition, and this space is by a part of gauge of this firebreak device that stretches out this equipment.Test shows that when on fire, the temperature in this space is lower than the temperature of ambient gas, thereby means with described temperature by the adjacent equipment in the space of gauge also lower.In this way, stop or delayed the fire spreading to this equipment.
This firebreak device preferably includes a plurality of elements, and when this firebreak device was installed, these elements were in contact with one another and are centered around in order the circumference of this equipment, and at least a portion that at least one cladding element covers two joint portions between the frame element is set.This firebreak device comprises that a plurality of elements mean that it can be configured to modular system, wherein by the appropriate combination of a plurality of elements, can simply adjust the size that adapts to particular device.Yet when on fire, this separator may be out of shape and stretch out its plane, for example by distortion, thus its local buckling.This can cause being in each other between the frame element on the position of inclination, thereby the distance between the joint portion is increased, and in other words produces the gap between them.By a cladding element that covers at least a portion of the joint portion between the frame element is set, when on fire, its prevention flame enters the gap between the frame element, and, reduce the intensification of separator in this way.
This cladding element preferably extends along this joint portion in the outside of this element, and is connected on this separator.In this way, this cladding element also can be as the retaining element of this element.
This firebreak device preferably includes a plurality of elements, when firebreak device is installed, these elements are in contact with one another and center in order the circumference of this equipment, at least one joint element is arranged at least one joint portion between the frame element, and the shape of this joint element is at least in part corresponding to the shape of at least one groove at least one frame element.This means to stop the dislocation between the frame element or make its difficulty more that becomes, particularly for be parallel to two between the frame element interface and be parallel to relative dislocation on the direction of separator.This has increased the stability of this firebreak device, and particularly when on fire, separator is tending towards making under the situation that generation relatively moves between the frame element because of the distortion that heat takes place.
This firebreak device preferably includes a plurality of layers, and when this firebreak device was installed, these layers were arranged to be parallel to described separator, and at least one layer in the described layer has low heat conductivity.
Description of drawings
Below with reference to the accompanying drawings the present invention is done more detailed description, wherein:
Fig. 1 and Fig. 2 illustrate respectively according to the facing and cutaway view of the cable lead device of known technology,
Fig. 3 illustrates the front view that is used for the firebreak device of cable lead device according to an embodiment of the invention,
Fig. 4 illustrates a profile, and this section intercepts along the IV-IV line among Fig. 3,
Fig. 5 shows the front view of firebreak device according to another embodiment of the present invention
Fig. 6 illustrates a profile, and this section intercepts along the VI-VI line among Fig. 5, and
The part cross section of the firebreak device when Fig. 7 is shown schematically in separator owing to hot the distortion among Fig. 5 and Fig. 6.
Embodiment
Fig. 3 illustrates firebreak device 21 according to an embodiment of the invention, and the form of firebreak device 21 is a protective frame 21, is installed in the side of separator 2 of the form of wall 2.This separator also can be partition wall, ceiling, floor or deck.This protective frame 21 is around the equipment 1,4 of cable lead device 1,4 forms, and equipment 1,4 comprises the frame 1 of supporting flexible packaging element 4, and as described in known technology, this flexible package element 4 supports cable 3 again, also can be referring to the introduction of above being done with reference to figure 1 and Fig. 2.
As shown in Figure 4, protective frame 21 contacts with wall 2.By this approach, protective frame 21 can absorb the heat that transmits by wall 2, and reduces the heat that is transferred to cable lead device 1,4 in this way, shown in the arrow A among Fig. 4.By this approach, stop or delay propagation of flame on cable lead device 1,4, and therefore make flame spread the difficulty more that becomes to the another side of wall 2.Protective frame 21 preferably contacts with wall 2, and roughly around whole cable lead device 1,4.
This protective frame is provided with flange 22, thereby protective frame 21 stretches out fartherly than cable lead device 1,4 from wall 2.Protective frame 21 this means that around cable lead device 1,4 outside of cable lead device 1,4 forms space 21A in addition, and this space is by the part gauge of stretching out cable lead device 1,4 of protective frame 21.As noted above, when on fire, the temperature of space 21A is lower than the temperature of ambient gas, and this has reduced the intensification of cable lead device 1,4.
As shown in Fig. 3 and Fig. 4, protective frame 21 heart portion is therein opened wide, and this means and can easily operate cable lead device 1,4.In other words, the present invention provides higher equipment fire line under the situation of the operability that does not reduce equipment, and described operability is for example for the usefulness of checking, repair or take other measure.
Fig. 5 and Fig. 6 show firebreak device 21 according to another embodiment of the present invention, and the form of this firebreak device 21 is a protective frame 21.Embodiment shown in Fig. 5 and Fig. 6 aspect a lot of with top consistent with reference to Fig. 3 and the described embodiment of Fig. 4.Thereby protective frame 21 is installed in a side of separator 2 and around frame 1, frame 1 is included in the equipment of cable lead device form, and this frame is arranged to supporting flexible packaging element (not shown among Fig. 5 and Fig. 6) as described above.
Described in above-mentioned embodiment, protective frame 21 comprises frame element 21a-21h.Frame element 21a-21h is also adjacent one another are around the circumference of equipment 1 in order.The cladding element 31 of stainless steel strip form shown in Fig. 5 and Fig. 6.Cladding element 31 32 extends along the joint portion between two frame element 21a and the 21b in the outside of two frame element 21a and 21b, thereby in the outer side covers joint portion 32 of described element.For illustrative purposes, only show a frame element among Fig. 5, but preferably, each is provided with a cladding element on the joint portion between two frame elements 32.Alternatively, a cladding element can also have an extension that covers a plurality of joint portions 32.
Fig. 7 shows one of function of (by exaggerative dislocation so that clarity) cladding element 31.When on fire, separator 2 may twist, thus local buckling.This may mean that frame element 21a and 21b are in the position of relative tilt each other, thereby means that 32 places, joint portion between the frame element form a gap.Therefore, cladding element 31 stops flame to enter this gap, thereby reduces the heat that is delivered to separator 2.
Cladding element 31 33 is connected to separator 2 by being threaded.In this way, cladding element 31 also can be as the retaining element of frame element 21a and 21b.Certainly, alternatively, riveted joint, welding or some other suitable modes also can be used in cladding element are connected to separator 2.
In the example shown in Fig. 5 and Fig. 6, there is joint element 34 to be arranged on each 32 place, joint portion between two frame elements among the 21a-21h.The shape of joint element 34 is corresponding to the shape of the groove on the adjacent frame elements 35, thereby described joint element engages with described element.This means to stop the dislocation between the frame element or make this dislocation difficulty more, particularly for being parallel to interface between two frame elements and being parallel to relative dislocation on the direction of separator.This has increased the stability of this firebreak device 21, and is particularly especially true under situation on fire, and its reason is that separator 2 relatively moves because of the hot distortion that takes place is tending towards making producing between the frame element 21a-21h.
In this example, during installation, each joint element all stretches out separator 2 and has hexagonal cross section, and is arranged on symmetrically among the frame element 21a-21h in the interface between any two frame elements.Yet, also joint element can be arranged to other several shapes, for example have rectangle, ellipse or asymmetric circle or polygonal cross section.In addition, each joint element can both be designed to permanently be connected to the protrusion member on the frame element, this protrusion member be arranged to be arranged on adjacent frame elements on groove engage, the shape of described groove is corresponding to the shape of described protrusion member.
In this example, at each 32 place, joint portion only joint element 34 is shown, but can alternatively several joint elements be set certainly at each place, joint portion, be in the groove that corresponding number is set in the frame element in corresponding joint portion simultaneously.
As shown in Figure 6, firebreak device 21 comprises a plurality of layers 211,212,213, and these layers are parallel to separator 2 orientations when mounted.More particularly, firebreak device 21 comprises internal layer 211, intermediate layer 212 and outer 213.Internal layer 211 and outer 213 is made up of nonflammable material, and described nonflammable material for example is a kind of material of selling with trade mark " Comfire " of Marine Systems Technology Ltd..Intermediate layer 212 is made up of the low heat conductivity material, and reduces the heat that transmits to separator 2 as thermodynamic barrier.
Claims (8)
1. firebreak device (21) that is used for equipment (1,4), described equipment (1,4) is the thread guide devices that is used for cable or pipe in the separator (2),
It is characterized in that: described firebreak device (21) be arranged to at least in part around the mode of described equipment (1,4) be installed in described separator (2) thus a side on allow to get at described equipment (1,4), and compare with described equipment (1,4), described firebreak device stretches out fartherly from described separator (2), thereby the outside at described equipment (1,4) forms space (21A), and the temperature of described space (21A) is lower than the temperature of ambient gas thereby has reduced the intensification of described equipment (1,4) when on fire.
2. firebreak device as claimed in claim 1 (21), this firebreak device has the extension that is parallel to described separator (2), and this extension is greater than the extension perpendicular to described separator (2) of this firebreak device.
3. firebreak device as claimed in claim 1 (21), this firebreak device contacts with described separator (2).
4. firebreak device as claimed in claim 1 (21), wherein, at least a portion of this firebreak device is made of nonflammable material.
5. firebreak device as claimed in claim 2 (21), comprise a plurality of elements (21a-21h), described element (21a-21h) is arranged to: when described firebreak device is installed, described element is set to be in contact with one another and center in order the circumference of described equipment, and at least a portion that at least one cladding element (31) covers the joint portion (32) between two frame elements (21a-21h) is set.
6. firebreak device as claimed in claim 5, wherein, described cladding element (31) is set to along described joint portion to extend in the outside of described element, and is connected to described separator (2).
7. as each described firebreak device (21) among the claim 1-4, comprise: a plurality of elements (21a-21h), described element (21a-21h) is arranged to: when described firebreak device is installed, described element is set to be in contact with one another and center in order the circumference of described equipment, and at least one joint element (34) is arranged at least one joint portion (32) between two frame elements (21a-21h), and the shape of described joint element (34) is at least in part corresponding to the shape of at least one groove (35) at least one described element.
8. as each described firebreak device (21) among the claim 1-5, comprise: a plurality of layers (211,212,213), when described firebreak device was installed, described layer was arranged to be parallel to described separator (2), and at least one layer in the described layer is the layer (212) with low heat conductivity.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0402060A SE0402060D0 (en) | 2004-08-24 | 2004-08-24 | Fire protection device for an installation at a separating element |
| SE04020608 | 2004-08-24 | ||
| US60/522,303 | 2004-09-14 | ||
| SE05009964 | 2005-05-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101015105A CN101015105A (en) | 2007-08-08 |
| CN100557908C true CN100557908C (en) | 2009-11-04 |
Family
ID=32960428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800280694A Expired - Fee Related CN100557908C (en) | 2004-08-24 | 2005-08-24 | The firebreak device that is used for equipment in the separator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100557908C (en) |
| SE (1) | SE0402060D0 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2505895C1 (en) * | 2012-05-10 | 2014-01-27 | Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации | Sealed fire-resistant cable transit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4061344A (en) * | 1976-06-23 | 1977-12-06 | General Signal Corporation | Fitting for penetration through fire rated barriers |
| US4249353A (en) * | 1979-02-27 | 1981-02-10 | Crouse-Hinds Company | Fire barrier assembly for electrical cable |
| US4291195A (en) * | 1979-01-18 | 1981-09-22 | Ab Lyckeaborgs Bruk | Lead-through for the fireproof disposition of electric cables through a wall |
-
2004
- 2004-08-24 SE SE0402060A patent/SE0402060D0/en unknown
-
2005
- 2005-08-24 CN CNB2005800280694A patent/CN100557908C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4061344A (en) * | 1976-06-23 | 1977-12-06 | General Signal Corporation | Fitting for penetration through fire rated barriers |
| US4291195A (en) * | 1979-01-18 | 1981-09-22 | Ab Lyckeaborgs Bruk | Lead-through for the fireproof disposition of electric cables through a wall |
| US4249353A (en) * | 1979-02-27 | 1981-02-10 | Crouse-Hinds Company | Fire barrier assembly for electrical cable |
Also Published As
| Publication number | Publication date |
|---|---|
| SE0402060D0 (en) | 2004-08-24 |
| CN101015105A (en) | 2007-08-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091104 Termination date: 20110824 |