CN205944968U - A fire -proof bus duct - Google Patents
A fire -proof bus duct Download PDFInfo
- Publication number
- CN205944968U CN205944968U CN201620937686.1U CN201620937686U CN205944968U CN 205944968 U CN205944968 U CN 205944968U CN 201620937686 U CN201620937686 U CN 201620937686U CN 205944968 U CN205944968 U CN 205944968U
- Authority
- CN
- China
- Prior art keywords
- copper sheet
- bus duct
- fire
- refractory
- fireproof bus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000010949 copper Substances 0.000 claims abstract description 40
- 229910052802 copper Inorganic materials 0.000 claims abstract description 40
- 239000003063 flame retardant Substances 0.000 claims abstract description 13
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 239000011248 coating agent Substances 0.000 claims abstract description 10
- 238000000576 coating method Methods 0.000 claims abstract description 10
- 239000012212 insulator Substances 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims 1
- 239000011819 refractory material Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 239000011214 refractory ceramic Substances 0.000 description 2
- 238000004901 spalling Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Abstract
The utility model relates to a fire -proof bus duct, the busway shell who establishes the holding chamber in it includes personally experiences sth. Part of the body, mother row, and female row comprises the copper sheet that a plurality of interval setting just runs through this holding chamber, and busway shell personally experiences sth. Part of the body including the curb plate of two parallel intervals settings, reaches and cover two apron adorning in curb plate top and bottom, and two curb plates and two apron formation holding chambeies are equipped with fire resistance and insulation and personally experience sth. Part of the body between the copper sheet, its characterized in that: two curb plates and apron deviate from the coating of holding chamber one side has a refractory coating, is equipped with an insulating layer between apron and the copper sheet. The utility model provides a a fire -proof bus duct that flame retardant efficiency is good, fire resistance effect is good to solve the poor and female easy defect that rises and split of taking place of copper sheet and refractory material of arranging of current bus duct fire resistance.
Description
Technical field
This utility model is related to electrical equipment technical field and in particular to a kind of fireproof bus duct.
Background technology
Modern high-rise building and large-scale workshop need huge electric energy, and in the face of hundreds and thousands of peaces needed for this huge load
The powerful electric current of training will be from safe and reliable transmission equipment.Bus duct is a power distribution equipment efficiently conveying electric current, especially
It has adapted to higher and higher building and the needs of large-scale plant economical rationality distribution.But, bus duct there is also one
A little shortcomings, such as, because the collection speed arrangement between bus duct would generally produce larger heat, the heat dissipation problem of bus duct is also
Perplex a hang-up of bus duct research staff all the time, if bus duct does not possess necessary heat dispersion, once female
Produced by busbar in wire casing, high temperature can not disperse in time, is just likely to bring fire safety hidden danger.
For this problem, entitled for CN201868811U in notification number《Fireproof bus duct》Chinese patent in, take off
Shown a kind of by the way of filling fire resisting material in bus duct body, to solve due to the overheated fire prevention that may lead to of busbar
The problem of potential safety hazard.But adopt in this way, because busbar is in the environment that bus duct is originally in sealing in vivo, generation
Heat can't reduce, and the coefficient of expansion between refractory material and busbar copper sheet is different, is very easy to lead to busbar copper sheet
The spalling phenomenon leading to because the coefficient of expansion is different between refractory material.
And providing a kind of fireproof bus duct in Chinese patent CN201620081897.X, it is by being arranged on bus duct originally
Internal refractory material and the elastic cord breaker being arranged between the copper sheet of busbar and refractory material, although it passes through elastic buffer
Layer to some extent solves the spalling problem causing of expanding with heat and contract with cold, but, because elastic cord breaker cannot completely buffer it
Expand with heat and contract with cold caused deflection.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model is to provide a kind of good flame retardation effect, fire resisting effect excellent
Good fireproof bus duct, to solve existing bus duct fire resistance difference and busbar copper sheet and refractory material are susceptible to be split up lacks
Fall into.
For achieving the above object, a kind of fireproof bus duct of this utility model, it include in set the bus pot shell of containing cavity
Body, busbar, described busbar by several interval settings and runs through the copper sheet of this containing cavity and is constituted, and described bus groove case includes
The side plate of two parallel interval setting and lid are contained in two cover plates of described side plate top and bottom, described two side plates with
Two cover plates form described containing cavity, be provided with refractory thermal insulator between described copper sheet it is characterised in that：Two described sides
Plate and cover plate deviate from described containing cavity side and are coated with a refractory coating, are provided with one between described cover plate and described copper sheet
Thermal insulation layer.
On the basis of such scheme preferably, described thermal insulation layer is silicon cotton.
On the basis of such scheme preferably, described busbar also includes a fire-retardant dividing plate, and described fire-retardant dividing plate is provided with
Hole clipping corresponding with described copper sheet, described fire-retardant dividing plate is installed in the two ends of described copper sheet.
On the basis of such scheme preferably, described refractory thermal insulator is epoxy resin.
On the basis of such scheme preferably, described refractory thermal insulator is refractory ceramics.
On the basis of such scheme preferably, described refractory thermal insulator built-in type is equiped with a heat-shrink tube.
On the basis of such scheme preferably, the tube wall of described heat-shrink tube is provided with some equally distributed louvres.
On the basis of such scheme preferably, the both sides of described copper sheet are equiped with a mica tape respectively.
Compared with prior art, its advantage is this utility model：A kind of fireproof bus duct of this utility model, by
Refractory thermal insulator is set between copper sheet, on the one hand can achieve the purpose of its isolation copper sheet, on the other hand can also utilize this fire resisting
Its fire-retardant purpose realized by insulator, and coordinates and coat a refractory coating on two side plates and cover plate, is existed using refractory coating
Foam after being heated, swelling, formed thermal insulation layer so as to heat conductivity diminishes rapidly, the biography of heat can be effectively reduced
Pass, to reach the copper sheet purpose in protection bus groove case.Meanwhile, one heat-shrink tube, profit are set in refractory thermal insulator built-in type
Effectively solving refractory thermal insulator and copper sheet can be heated and receive the problem that the different caused copper sheet of the coefficient of expansion is split up with heat-shrink tube.
Brief description
Fig. 1 is the three-dimensional structure diagram after fireproof bus duct of the present utility model removes cover plate；
Fig. 2 is the sectional view of fireproof bus duct of the present utility model.
Specific embodiment
For describing technology contents, structural features, institute's reached purpose and effect of this utility model in detail, hereby enumerate reality below
Apply example and coordinate accompanying drawing to be explained in detail.
In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", the orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are only
For the ease of description this utility model with simplify description, rather than instruction or the hint device of indication or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or hint relative importance.
Refer to shown in Fig. 1, and combine Fig. 2 shown in, this utility model provide a kind of fireproof bus duct, it include in set appearance
Put bus groove case 10, the busbar 20 in chamber, busbar 20 by several interval settings and runs through the copper sheet 21 of this containing cavity and constituted,
Wherein, bus groove case 10 includes the side plate 11 of two parallel interval settings and lid is contained in two of side plate 11 top and bottom
Cover plate 12, two side plates 11 and two cover plates 12 form containing cavity, are provided with refractory thermal insulator 22, two side plates 11 between copper sheet 21
It is coated with a refractory coating 13 with cover plate 12 deviating from containing cavity side, between cover plate 12 and copper sheet 21, be provided with a thermal insulation layer 30,
And thermal insulation layer 30 is preferably silicon cotton, silicon cotton material of the present utility model meets GB3003-82《Common aluminium silicate fire-retardent fiber felt-rug》
Standard, its AL2O3+S iO2 content reaches 96%, is persistently 1050 DEG C using temperature, maximum operation (service) temperature reaches 1250 DEG C.Work as generation
In the 3-5 minutes of fire, refractory coating 13 starts foaming, expands, and forms a thermal insulation layer 30, so that its heat conductivity is fast
Speed diminishes, and can effectively reduce the transmission of heat, thinks that user strives for attack time.When fire continues, cover plate 12 and side plate
11 is persistently overheating, due to the effect of silicon cotton, can isolated part heat further transmission, it is to avoid the copper sheet 21 of accommodating intracavity is heated
Deformation.
As optimal technical scheme of the present utility model, this utility model busbar 20 also includes a fire-retardant dividing plate 40, fire-retardant
Dividing plate 40 is provided with hole clipping corresponding with copper sheet 21, and fire-retardant dividing plate 40 is installed in the two ends of copper sheet 21, that is, utilize fire-retardant dividing plate 40
On the one hand fireproof purpose can be played, on the other hand, can achieve its support to copper sheet 21, facilitate its installation exercise.Wherein, resistance to
Fiery insulator 22 is that epoxy resin is resistance to or refractory ceramics.
After being heated with refractory insulating material to prevent copper sheet 21 to be heated, deformation is different, and this utility model is in hot-face insulation
Body 22 built-in type is equiped with a heat-shrink tube 41, and is provided with some equally distributed louvres on the tube wall of heat-shrink tube 41.I.e.
Supported except the deflection of refractory insulating material using heat-shrink tube 41, and coordinate louvre thereon, to realize it to copper sheet 21 heat
Quick heat radiating it is preferred that the both sides of this utility model copper sheet 21 are equiped with a mica tape 42 respectively.
Compared with prior art, its advantage is this utility model：A kind of fireproof bus duct of the present utility model, passes through
Refractory thermal insulator 22 is set between copper sheet 21, on the one hand can achieve the purpose of its isolation copper sheet 21, on the other hand can also profit
Realize its fire-retardant purpose with this refractory thermal insulator 22, and coordinate and coat a refractory coating on two side plates 11 and cover plate 12
13, foamed after being heated using refractory coating 13, swelling, form thermal insulation layer 30 so as to heat conductivity diminishes rapidly,
The transmission of heat can be effectively reduced, to reach copper sheet 21 purpose in protection bus groove case 10.Meanwhile, in refractory thermal insulator
22 built-in types arrange heat-shrink tubes 41, can effectively solving refractory thermal insulator 22 and copper sheet 21 receipts of being heated be expanded using heat-shrink tube 41
The problem that copper sheet 21 caused by coefficient difference is split up.
In sum, the preferred embodiment of only this utility model, does not limit protection domain of the present utility model with this, all
The equivalence changes made according to this utility model the scope of the claims and description and modification, are all what this utility model patent covered
Within the scope of.
Claims (8)
1. a kind of fireproof bus duct, it include in set bus groove case, the busbar of containing cavity, described busbar is set by several intervals
The copper sheet putting and running through this containing cavity is constituted, and described bus groove case includes side plate and the lid dress of two parallel interval settings
In two cover plates at described side plate top and bottom, two described side plates and two cover plates form described containing cavity, described
Copper sheet between be provided with refractory thermal insulator it is characterised in that：Two described side plates and cover plate deviate from described containing cavity side
It is coated with a refractory coating, between described cover plate and described copper sheet, be provided with a thermal insulation layer.
2. as claimed in claim 1 a kind of fireproof bus duct it is characterised in that：Described thermal insulation layer is silicon cotton.
3. as claimed in claim 1 a kind of fireproof bus duct it is characterised in that:Described busbar also includes a fire-retardant dividing plate,
Described fire-retardant dividing plate is provided with hole clipping corresponding with described copper sheet, and described fire-retardant dividing plate is installed in the two of described copper sheet
End.
4. as claimed in claim 1 a kind of fireproof bus duct it is characterised in that：Described refractory thermal insulator is epoxy resin.
5. as claimed in claim 1 a kind of fireproof bus duct it is characterised in that：Described refractory thermal insulator is high temperature resistant pottery
Porcelain.
6. a kind of fireproof bus duct as described in claim 4 or 5 it is characterised in that：Described refractory thermal insulator built-in type
It is equiped with a heat-shrink tube.
7. as claimed in claim 6 a kind of fireproof bus duct it is characterised in that：The tube wall of described heat-shrink tube is provided with some equal
The louvre of even distribution.
8. as claimed in claim 1 a kind of fireproof bus duct it is characterised in that：The both sides of described copper sheet are equiped with a cloud respectively
Master tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620937686.1U CN205944968U (en) | 2016-08-24 | 2016-08-24 | A fire -proof bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620937686.1U CN205944968U (en) | 2016-08-24 | 2016-08-24 | A fire -proof bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205944968U true CN205944968U (en) | 2017-02-08 |
Family
ID=57952319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620937686.1U Active CN205944968U (en) | 2016-08-24 | 2016-08-24 | A fire -proof bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205944968U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482556A (en) * | 2017-08-25 | 2017-12-15 | 扬中市扬子铝加工有限公司 | A kind of dust-proof radiating bus duct |
| CN107565479A (en) * | 2017-10-25 | 2018-01-09 | 镇江市益宝电气科技有限公司 | A kind of production technology of the bus duct of working stability |
| CN107785842A (en) * | 2016-08-24 | 2018-03-09 | 香江科技股份有限公司 | A kind of fireproof bus duct |
| CN109428301A (en) * | 2017-08-22 | 2019-03-05 | 有能集团江苏电气有限公司 | A kind of fireproof bus duct |
-
2016
- 2016-08-24 CN CN201620937686.1U patent/CN205944968U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785842A (en) * | 2016-08-24 | 2018-03-09 | 香江科技股份有限公司 | A kind of fireproof bus duct |
| CN109428301A (en) * | 2017-08-22 | 2019-03-05 | 有能集团江苏电气有限公司 | A kind of fireproof bus duct |
| CN107482556A (en) * | 2017-08-25 | 2017-12-15 | 扬中市扬子铝加工有限公司 | A kind of dust-proof radiating bus duct |
| CN107565479A (en) * | 2017-10-25 | 2018-01-09 | 镇江市益宝电气科技有限公司 | A kind of production technology of the bus duct of working stability |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 212000 NO.666, Chunliu North Road, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee after: Xiangjiang Technology (Group) Co.,Ltd. Country or region after: China Address before: 212000 NO.666, Chunliu North Road, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee before: XIANGJIANG TECHNOLOGY Co.,Ltd. Country or region before: China |