CN203607794U - Intensive type insulation bus duct - Google Patents
Intensive type insulation bus duct Download PDFInfo
- Publication number
- CN203607794U CN203607794U CN201320578951.8U CN201320578951U CN203607794U CN 203607794 U CN203607794 U CN 203607794U CN 201320578951 U CN201320578951 U CN 201320578951U CN 203607794 U CN203607794 U CN 203607794U
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- Prior art keywords
- busbar
- insulation bus
- intensive insulation
- bus slot
- bus duct
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Abstract
The utility model discloses an intensive type insulation bus duct. The bus duct comprises a busbar protecting shell and a plurality of busbars arranged in the busbar protecting shell. Each busbar comprises a busbar conductor and an insulating layer wrapping the corresponding busbar conductor. The busbars are arranged in parallel side by side. A fireproof material is filled between the busbar protecting shell and the busbars arranged in parallel. An inorganic heat-absorption material is disposed in the intensive type insulation bus duct. The inorganic heat-absorption material in the intensive type insulation bus duct can release water vapor when the inorganic heat-absorption material is heated to a certain extent, heat adsorption is performed during the process that the inorganic heat-absorption material releases the water vapor, the heat-absorption process itself can play a role in cooling, and water vapor volatilization can continue to take heat away so as to reduce temperature of the bus duct, so the fireproof performance of the bus duct can be improved, the continuous power supply ability of the intensive type insulation bus duct in a fire can be improved, and continuous power supply time of the intensive type insulation bus duct in the fire can be prolonged.
Description
Technical field
The utility model relates to a kind of intensive insulation bus slot.
Background technology
In bus duct, be provided with bus, in order to electric energy transmitting, there is the function of collecting and distributing electric power.By it, give each user or other electric substations the power delivery of generator, transformer or rectifier output.
Bus duct has replaced more and more electric wire in electric power conveying route engineering project.Developed country abroad, and Hong Kong, the Macao etc. of China are universal.In the Guangzhou Guangdong of China, all more than 12 layers Building Power Distribution room outlets, the backbone that causes floor more than 90% uses bus duct; 630KVA transformer to power distribution cabinet will use bus duct.Gongjian's project of large-and-medium size cities, hotel, office building uses also universalness of bus duct, and bus duct is the optimal selection of the following electric power conveying route of indoor rated voltage 1000V.
Because bus duct is in delivery of electrical energy process, carrying large electric current, high voltage, therefore, bus duct product has high requirement to insulation property, fire resistance, but existing bus duct is still difficult to meet fire resistance requirement.
Summary of the invention
The purpose of this utility model is to provide the intensive insulation bus slot of a kind of insulation, fire resistance excellence.
For achieving the above object, the utility model provides a kind of intensive insulation bus slot, comprises busbar protecting crust and is arranged at the some busbars in this busbar protecting crust.Busbar comprises the insulating barrier of busbar conductor and coated this busbar conductor.These busbars be arranged in parallel side by side.Between busbar protecting crust and these busbars being arranged side by side, be filled with refractory matter.In intensive insulation bus slot, be provided with inorganic endothermic material.
Preferably, between described adjacent busbar, be provided with described inorganic endothermic material.
Preferably, the busbar being arranged side by side described in is coated with described inorganic endothermic material.
Preferably, the described busbar entirety being arranged side by side is placed in a built-in metal shell, this built-in metal shell and described in be formed with the first filling slot between the busbar that is arranged side by side, between this built-in metal shell and described busbar protecting crust, be formed with the second filling slot, described built-in metal shell is coated with inorganic endothermic material, and described the first filling slot, the second filling slot are filled with respectively described refractory matter.
Preferably, described insulating barrier is ceramic silicon rubber composite band and/or fire-resistant isinglass belt is entwined or heat-shrink tube.
Preferably, described refractory matter is fire-resistant cotton or ceramic silicon rubber.
Preferably, described inorganic endothermic material is the material that heating discharges steam heat absorption.
Preferably, described inorganic endothermic material is one or more formation in magnesium hydroxide, aluminium hydroxide, hydrazine aluminum sulfate potassium, hydrated calcium sulfate.
Preferably, described inorganic endothermic material is fixed by fiber.
Preferably, described fiber is glass fibre.
Preferably, described busbar protecting crust is provided with fireproof paint layer outward.
As mentioned above, in the intensive insulation bus slot of the utility model, be provided with inorganic endothermic material, this inorganic endothermic material can discharge water vapour in the time being heated to a certain degree, in the process of inorganic endothermic material release water vapour, absorb heat, itself can play cooling effect this endothermic process, and water vapour volatilization can be taken away heat continuously, the temperature of bus duct is reduced, this can improve the fire resistance of bus duct, improve the continued power ability of intensive insulation bus slot in fire, extend the continued power time of intensive insulation bus slot in fire.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of the intensive insulation bus slot embodiment 1 of the utility model;
Fig. 2 is the cross section structure schematic diagram of the intensive insulation bus slot embodiment 2 of the utility model;
Fig. 3 is the cross section structure schematic diagram of the intensive insulation bus slot embodiment 3 of the utility model;
Fig. 4 is the cross section structure schematic diagram of the intensive insulation bus slot embodiment 4 of the utility model;
Fig. 5 is the cross section structure schematic diagram of the intensive insulation bus slot embodiment 5 of the utility model.
In figure: busbar protecting crust 10, metallic plate 11, bolt 12, busbar 20, busbar conductor 21, insulating barrier 22, inorganic endothermic material 30, filling slot 40, built-in metal shell 50, the first filling slot 51, the second filling slots 52, built-in metal plate 53, built-in coated portion 54.
Embodiment
By describing technology contents of the present utility model, modular construction in detail, being realized object and effect, be explained in detail below in conjunction with accompanying drawing.
Embodiment 1
Refer to Fig. 1, the intensive insulation bus slot of the utility model is roughly rectangular-shaped, comprises busbar protecting crust 10 and is arranged at the some busbars 20 in this busbar protecting crust 10.
Busbar protecting crust 10 is guard shields of intensive insulation bus slot; be generally metal shell; for example steel or irony housing; there is the effect of protection bus duct internal part; in the present embodiment; busbar protecting crust 10 is surrounded by four metallic plates 11, and two adjacent metal sheets are fixed together by bolt 12, can certainly be screwed.
Busbar 20 comprises the insulating barrier 22 of busbar conductor 21 and coated this busbar conductor 21.Insulating barrier 22, can be fire-resistant better to the main insulating effect that rises of busbar conductor 21, and preferably ceramic SiClx rubber composite belt, can certainly be fire-resistant isinglass belt.Insulating barrier 22 adopts ceramic silicon rubber composite band; can play flame-retardant effect; flame-retardant excellent performance; still can ablation form hard containment vessel even if exceed fire endurance burning; containment vessel can prevent that flame from further extending to busbar conductor 21; thereby protection is positioned at the busbar conductor 21 of ceramic silicon rubber composite band not to be damaged, and guarantees the normal usage function of busbar 20, has improved the fail safe of product.
These busbars 20 be arranged in parallel side by side, between busbar protecting crust 10 and these busbars 20 being arranged side by side, are formed with filling slot 40, in filling slot 40, are filled with refractory matter.Refractory matter is preferably fire-resistant cotton or ceramic silicon rubber.
Fire-resistant cotton can play fire-resistant effect, and its be different from other refractory substance effect be to there is thermolysis, can guarantee that the temperature of fire process median generatrix groove can discharge in time, can make bus duct in fire, can keep unimpeded.Fire-resistant cotton generally selects high temperature resistant fire-resistant cotton more than 1000 ℃.Fire-resistant cotton has the ability of expanding with heat and contract with cold, and bus duct guarantees to guarantee insulation property, guarantees the normal operation of bus in fire process.
Ceramic silicon rubber can play flame-retardant effect; flame-retardant excellent performance; still can ablation form hard containment vessel even if exceed fire endurance burning; containment vessel can prevent that flame from further extending to busbar conductor; thereby protection is positioned at the busbar conductor of ceramic silicone rubber insulation layer not to be damaged; guarantee the normal usage function of busbar, improved the fail safe of product.
In intensive insulation bus slot, be provided with inorganic endothermic material 30, inorganic endothermic material 30 refers to the inorganic material that can absorb heat in the time being heated and can discharge moisture.One or more in the preferred magnesium hydroxide of inorganic endothermic material, aluminium hydroxide, hydrazine aluminum sulfate potassium, hydrated calcium sulfate form, and the material of namely every heating release steam heat absorption can.
Preferably, described inorganic endothermic material 30 is fixed by fiber, fiber preferred glass fibers.
In the present embodiment, between adjacent busbar 20, be provided with inorganic endothermic material 30.
In order further to improve its fire-resistant effect, the outer foamed fireproofing dope layer (not shown) that is provided with of busbar protecting crust 10.
In the intensive insulation bus slot of the utility model, be provided with inorganic endothermic material 30, this inorganic endothermic material 30 can discharge water vapour in the time being heated to a certain degree, in the process of inorganic endothermic material release water vapour, there is endothermic process, itself can play cooling effect this endothermic process, and water vapour volatilization can be taken away heat continuously, the temperature of bus duct is reduced, this can improve the fire resistance of bus duct, improve the continued power ability of intensive insulation bus slot in fire, extend intensive insulation bus slot continued power time in fire.
Embodiment 2
Refer to Fig. 2, it has disclosed the embodiment 2 of the intensive insulation bus slot of the utility model, the present embodiment is similar to Example 1, and its difference is: between adjacent busbar 20, be no longer provided with inorganic endothermic material, inorganic endothermic material 30 is coated on outside the busbar 20 being arranged side by side.
Embodiment 3
Refer to Fig. 3, it has disclosed the embodiment 3 of the intensive insulation bus slot of the utility model, and the present embodiment is similar to Example 1, and its difference is: intensive insulation bus slot is further coated with inorganic endothermic material 30 at the busbar 20 being arranged side by side.
Embodiment 4
Refer to Fig. 4, it has disclosed the embodiment 4 of the intensive insulation bus slot of the utility model, and the present embodiment is similar to Example 1, and its difference is: described in busbar 20 entirety that are arranged side by side be placed in a built-in metal shell 50.Between built-in metal shell 50 and the busbar 20 that is arranged side by side, be formed with the first filling slot 51, between built-in metal shell 50 and busbar protecting crust 10, be formed with the second filling slot 52.Built-in metal shell 50 is coated with inorganic endothermic material 30.The first filling slot 51, the second filling slot 52 are filled with respectively refractory matter.
Built-in metal shell 50 mainly play fixed supporting role, and in the present embodiment, built-in metal shell 50 is surrounded by four blocks of built-in metal plates 53, and two free ends of each built-in metal plate 53 are all inwardly vertically bent to form built-in coated portion 54.
Embodiment 5
Refer to Fig. 5, it has disclosed the embodiment 5 of the intensive insulation bus slot of the utility model, the present embodiment is similar to Example 4, and its difference is: between described adjacent busbar 20, be provided with inorganic endothermic material 30, the busbar 20 being arranged side by side is coated with inorganic endothermic material 30.
In sum, in the intensive insulation bus slot of the utility model, be provided with inorganic endothermic material 30, this inorganic endothermic material 30 can discharge water vapour in the time being heated to a certain degree, in the process of inorganic endothermic material release water vapour, absorb heat, itself can play cooling effect this endothermic process, and water vapour volatilization can be taken away heat continuously, the temperature of bus duct is reduced, this can improve the fire resistance of bus duct, improve the continued power ability of intensive insulation bus slot in fire, extend the continued power time of intensive insulation bus slot in fire.
The utility model is not limited to above-mentioned embodiment, and those skilled in the art also can make multiple variation accordingly, but any and the utility model are equal to or similar variation all should be encompassed in the scope of the utility model claim.
Claims (13)
1. an intensive insulation bus slot, comprise busbar protecting crust and be arranged at the some busbars in this busbar protecting crust, described busbar comprises the insulating barrier of busbar conductor and coated this busbar conductor, described some busbars be arranged in parallel side by side, between described busbar protecting crust and described some busbars being arranged side by side, be filled with refractory matter, it is characterized in that: in described intensive insulation bus slot, be provided with inorganic endothermic material.
2. intensive insulation bus slot according to claim 1, is characterized in that: between described adjacent busbar, be provided with described inorganic endothermic material.
3. intensive insulation bus slot according to claim 2, is characterized in that: described in the busbar that is arranged side by side be coated with described inorganic endothermic material.
4. intensive insulation bus slot according to claim 1, is characterized in that: described in the busbar that is arranged side by side be coated with described inorganic endothermic material.
5. intensive insulation bus slot according to claim 1, it is characterized in that: described in the busbar entirety that is arranged side by side be placed in a built-in metal shell, this built-in metal shell and described in be formed with the first filling slot between the busbar that is arranged side by side, between this built-in metal shell and described busbar protecting crust, be formed with the second filling slot, described built-in metal shell is coated with inorganic endothermic material, and described the first filling slot, the second filling slot are filled with respectively described refractory matter.
6. intensive insulation bus slot according to claim 5, is characterized in that: between described adjacent busbar, be provided with described inorganic endothermic material.
7. intensive insulation bus slot according to claim 5, is characterized in that: described in the busbar that is arranged side by side be coated with described inorganic endothermic material.
8. according to the intensive insulation bus slot described in claim 1 to 7 any one, it is characterized in that: described insulating barrier is ceramic silicon rubber composite band and/or fire-resistant isinglass belt is entwined or heat-shrink tube.
9. according to the intensive insulation bus slot described in claim 1 to 7 any one, it is characterized in that: described refractory matter is fire-resistant cotton or ceramic silicon rubber.
10. according to the intensive insulation bus slot described in claim 1 to 7 any one, it is characterized in that: described inorganic endothermic material is the material that heating discharges steam heat absorption.
11. according to the intensive insulation bus slot described in claim 10 any one, it is characterized in that: described inorganic endothermic material is fixed by fiber.
12. according to the intensive insulation bus slot described in claim 11 any one, it is characterized in that: described fiber is glass fibre.
13. intensive insulation bus slots according to claim 1, is characterized in that: described busbar protecting crust is provided with fireproof paint layer outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578951.8U CN203607794U (en) | 2013-09-18 | 2013-09-18 | Intensive type insulation bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578951.8U CN203607794U (en) | 2013-09-18 | 2013-09-18 | Intensive type insulation bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203607794U true CN203607794U (en) | 2014-05-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320578951.8U Expired - Lifetime CN203607794U (en) | 2013-09-18 | 2013-09-18 | Intensive type insulation bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203607794U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474929A (en) * | 2013-09-18 | 2013-12-25 | 深圳市沃尔核材股份有限公司 | Intensive insulation bus duct |
| CN104218511A (en) * | 2014-09-30 | 2014-12-17 | 深圳市沃尔核材股份有限公司 | Intensive insulated bus duct |
| CN104242206A (en) * | 2014-09-30 | 2014-12-24 | 江苏华泽机电设备有限公司 | Heat-dissipating bus duct |
-
2013
- 2013-09-18 CN CN201320578951.8U patent/CN203607794U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474929A (en) * | 2013-09-18 | 2013-12-25 | 深圳市沃尔核材股份有限公司 | Intensive insulation bus duct |
| CN103474929B (en) * | 2013-09-18 | 2017-06-27 | 深圳市沃尔核材股份有限公司 | Intensive insulation bus duct |
| CN104218511A (en) * | 2014-09-30 | 2014-12-17 | 深圳市沃尔核材股份有限公司 | Intensive insulated bus duct |
| CN104242206A (en) * | 2014-09-30 | 2014-12-24 | 江苏华泽机电设备有限公司 | Heat-dissipating bus duct |
| CN104218511B (en) * | 2014-09-30 | 2018-07-10 | 深圳市沃尔核材股份有限公司 | Intensive insulation bus duct |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province Patentee after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee after: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Patentee after: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee after: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. Address before: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee before: JINTAN WOER NEW MATERIAL Co.,Ltd. Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210617 Address after: 518118 Wool Industrial Park, Lanjing North Road, Longtian Street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Address before: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
|
| CX01 | Expiry of patent term |