CN206412723U - A kind of fire safe type copper busbar - Google Patents
A kind of fire safe type copper busbar Download PDFInfo
- Publication number
- CN206412723U CN206412723U CN201720050824.9U CN201720050824U CN206412723U CN 206412723 U CN206412723 U CN 206412723U CN 201720050824 U CN201720050824 U CN 201720050824U CN 206412723 U CN206412723 U CN 206412723U
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- China
- Prior art keywords
- plate
- cover plate
- fire
- copper bar
- copper
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Abstract
The utility model discloses a kind of fire safe type copper busbar, including double threaded screw, ceramic fiber blanket, double bowls of pads and glass magnesium inorganic fire-proof plate, the U-type groove is located at the upper and lower ends of micarex, and interior plate is connected with the outside of U-type groove, the upper and lower ends of the side plate are respectively connected with cover plate, the glass magnesium inorganic fire-proof plate is fixedly mounted on the inner side of cover plate, alumina silicate fibre blanket is filled between the side plate and interior plate, described pair of bowl pad is respectively provided at the outside of copper bar, and the centre of copper bar is inlaid with hot-face insulation dividing plate, inner chamber of the double threaded screw longitudinally through double bowls of pads and hot-face insulation dividing plate, the inner side of the connecting cover plate and connecting lateral plate is filled with ceramic fiber blanket.The fire safe type copper busbar is provided with double bowl pads, pressure can be evenly distributed on contact surface, using being flexibly connected between copper bar, be satisfied with bus duct linear extendible caused by thermal expansion, sealed using waterproof firmware, prevent dust enters into connector water spray from causing electric short circuit.
Description
Technical field
The utility model is related to copper busbar technical field, specially a kind of fire safe type copper busbar.
Background technology
With developing rapidly for city, skyscraper is more and more, and densely populated phenomenon substantially, bear by electricity consumption in skyscraper
Lotus sharply increases, and power load increase necessarily brings disaster hidden-trouble, prevents electricity consumption fire from having great importance.
Refractory busbar in the market is mainly made up of fire resisting alumina silicate blanket and fireproof coating, so only focuses on female
The fire resistance of line, but have ignored its heat dispersion.The fireproof bus duct of this type is widely used in the electricity of fire-fighting equipment
The key projects such as power conveying route, if bus duct does not possess necessary heat dispersion, once the connection busbar in bus duct
Produced high temperature can not disperse in time, just be likely to cause fire, very big in power consumption, in densely populated building building,
Very serious loss will be brought.
In traditional bus duct, fire protecting performance is poor, and two groups of bus connections are inconvenient, and junction resistance is big, easily causes
Connector temperature is raised, it is impossible to is prevented dust from entering connector and is prevented the water spray of all directions to enter, security performance is poor.
Utility model content
The purpose of this utility model is to provide a kind of fire safe type copper busbar, anti-with solve to propose in above-mentioned background technology
Fiery poor-performing, two groups of bus connections are inconvenient, and junction resistance is big, easily causes connector temperature to raise, it is impossible to prevent dust
Water spray into connector and prevention all directions enters, the problem of security performance is poor.
To achieve the above object, the utility model provides following technical scheme：A kind of fire safe type copper busbar, including outside are female
It is line, copper bar, side plate, cover plate, earth stud, connecting cover plate, intermediate bus bar, connecting lateral plate, double threaded screw, ceramic fiber blanket, double
Bowl pad, hot-face insulation dividing plate, micarex, U-type groove, interior plate, glass magnesium inorganic fire-proof plate and alumina silicate fibre blanket, the copper bar edge
It is embedded in the inner chamber of outer side bus, and the outside surrounding of copper bar is equipped with micarex, the U-type groove is located at up and down the two of micarex
End, and interior plate is connected with the outside of U type grooves, it is connected between the interior plate and U-type groove by bolt, the side plate
Upper and lower ends are respectively connected between cover plate, and side plate and cover plate to be connected by bolt, and earth stud is connected with the cover plate,
The glass magnesium inorganic fire-proof plate is fixedly mounted on the inner side of cover plate, and glass magnesium inorganic fire-proof plate is located at the outer end of U-type groove, the side
It is filled between plate and interior plate between alumina silicate fibre blanket, and glass magnesium inorganic fire-proof plate and U-type groove and is filled with alumina silicate fibre
One end of blanket, the connecting cover plate and connecting lateral plate is connected on outer side bus, and the other end of connecting cover plate and connecting lateral plate
Be connected between on bus, described pair of bowl pad is respectively provided at the outside of copper bar, and copper bar centre be inlaid with hot-face insulation every
Plate, the double threaded screw longitudinally through double bowls of pads and the inner chambers of hot-face insulation dividing plate, the connecting cover plate and connecting lateral plate it is interior
Side is filled with ceramic fiber blanket.
It is preferred that, use and be flexibly connected between the copper bar and the copper bar of intermediate bus bar inner chamber of the outer side bus inner chamber, and
Connecting portion uses tin plating processing.
It is preferred that, the hot-face insulation dividing plate is BMC fire retardant insulating dividing plates, and the edge of hot-face insulation dividing plate is provided with bumps
Groove.
It is preferred that, sealed between the connecting cover plate and connecting lateral plate using waterproof firmware, and side plate, cover plate, connection cover
Plate is made with connecting lateral plate of almag.
It is preferred that, the copper bar is rolled into using T2 cathode coppers, and the outside of copper bar winds three-layer insulated heat-insulated mica tape,
The two ends of the copper bar are intensive structure.
It is preferred that, the outside of the outer side bus and intermediate bus bar scribbles fire resistant coating.
Compared with prior art, the beneficial effects of the utility model are：The fire safe type copper busbar is provided with double bowl pads, will can press
Power is evenly distributed on contact surface, effectively prevents the joint temperature rise caused by contact resistance is big too high, between copper bar
Using flexible connection, bus duct linear extendible caused by thermal expansion can be satisfied with, while electrical isolation is formed during convenient maintenance,
Connecting portion uses tin plating processing, two-sided overlap joint, and increases cross-sectional area of conductor, it is ensured that connector has good current-carrying performance, and
The temperature rise of connector is significantly reduced, is sealed using waterproof firmware, effectively prevents dust from entering connector and prevents each side
To water spray enter and cause electric short circuit.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model overlooking the structure diagram；
Fig. 3 is bus structure schematic diagram on the outside of the utility model；
Fig. 4 is the utility model intermediate bus bar structural representation；
Fig. 5 is the utility model connecting cover plate inside structure schematic diagram；
Fig. 6 is the utility model cross-sectional structure schematic diagram.
In figure：1st, outer side bus, 2, copper bar, 3, side plate, 4, cover plate, 5, earth stud, 6, connecting cover plate, 7, middle female
Line, 8, connecting lateral plate, 9, double threaded screw, 10, alumina silicate fibre blanket, 11, double bowls of pads, 12, hot-face insulation dividing plate, 13, mica
Plate, 14, U-type groove, 15, interior plate, 16, glass magnesium inorganic fire-proof plate, 17, ceramic fiber blanket.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-6 are referred to, the utility model provides a kind of technical scheme：A kind of fire safe type copper busbar, including outer side bus
1st, copper bar 2, side plate 3, cover plate 4, earth stud 5, connecting cover plate 6, intermediate bus bar 7, connecting lateral plate 8, double threaded screw 9, ceramics are fine
Tie up blanket 10, double bowls of pads 11, hot-face insulation dividing plate 12, micarex 13, U-type groove 14, interior plate 15, glass magnesium inorganic fire-proof plate 16 and silicon
Sour aluminum fiber blanket 17, copper bar 2 is embedded in the inner chamber of outer side bus 1, and the outside surrounding of copper bar 2 is equipped with micarex 13, U-type groove
14 are located at the upper and lower ends of micarex 13, and the outside of U-type groove 14 is connected with interior plate 15, between interior plate 15 and U-type groove 14
It is connected by bolt, the upper and lower ends of side plate 3 are respectively connected between cover plate 4, and side plate 3 and cover plate 4 to be connected by bolt,
Earth stud 5 is connected with cover plate 4, is arranged using 8*30 aluminium as ground wire, with good protection circuit continuity, glass
Magnesium inorganic fire-proof plate 16 is fixedly mounted on the inner side of cover plate 4, and glass magnesium inorganic fire-proof plate 16 is located at the outer end of U-type groove 14, side plate 3
It is filled between interior plate 15 between alumina silicate fibre blanket 17, and glass magnesium inorganic fire-proof plate 16 and U-type groove 14 and is filled with silicic acid
Aluminum fiber blanket 17, connecting cover plate 6 and one end of connecting lateral plate 8 are connected on outer side bus 1, and connecting cover plate 6 and connecting lateral plate 8
The other end be connected between on bus 7, double bowls of pads 11 are respectively provided at the outside of copper bar 2, and the centre of copper bar 2 is inlaid with
Hot-face insulation dividing plate 12, double threaded screw 9 is longitudinally through the inner chamber of double bowls of pads 11 and hot-face insulation dividing plate 12, and connecting cover plate 6 is with connecting
The inner side for connecing side plate 8 is filled with ceramic fiber blanket 10.
In above-described embodiment, specifically, being adopted between the copper bar 2 of the inner chamber of outer side bus 1 and the copper bar 2 of the inner chamber of intermediate bus bar 7
With flexible connection, and connecting portion uses tin plating processing, can be satisfied with bus duct linear extendible caused by thermal expansion, Mei Gelian
Connect the expansion compensation that device provides 7mm so that special expansion cell need not be installed in the application；Simultaneously electricity is formed during convenient maintenance
Air bound increases cross-sectional area of conductor from, two-sided overlap joint, it is ensured that connector has good current-carrying performance, and the company of significantly reducing
The temperature rise of joint.
In above-described embodiment, specifically, hot-face insulation dividing plate 12 is BMC fire retardant insulating dividing plates, and hot-face insulation dividing plate 12
Edge be provided with concave convex groove, 220 DEG C of long-term heat resistance, at the same increase creep age distance.
In above-described embodiment, specifically, sealed between connecting cover plate 6 and connecting lateral plate 8 using waterproof firmware, and side plate 3,
Cover plate 4, connecting cover plate 6 are made with connecting lateral plate 8 of almag, effectively prevent dust from entering connector and preventing each
The water spray in direction enters and causes electric short circuit, and almag has light weight, the good, corrosion resistance of rigidity and dimensional stability, resisted
Good, the high heat conduction of impact, wear-resisting, fade performance and electric conductivity, effectively reduce the temperature rise of bus duct, are using it
During more safety and stability；And with without electromagnetic shielding performance and non-toxic nature.
In above-described embodiment, specifically, copper bar 2 is rolled into using T2 cathode coppers, and the outside winding of copper bar 2 is three-layer insulated
Heat-insulated mica tape, the two ends of copper bar 2 are intensive structure, copper content >=99.95%, Brinell hardness >=65, resistivity≤
0.01777, space will not be formed inside intensive structure, without air flow, stack effect is effectively prevented.
In above-described embodiment, specifically, the outside of outer side bus 1 and intermediate bus bar 7 scribbles fire resistant coating, with good
Flameproof effect, when fire occurs for outside, bus duct can normally be run.
Operation principle：When using the fire safe type copper busbar, need to have in a structure whole fire safe type copper busbar first
Understanding, can more easily be used, it is when external side bus 1 and intermediate bus bar 7 are attached, copper bar 2 is two-sided
Overlap, and hot-face insulation dividing plate 12 is placed on the centre of copper bar 2, then double bowls of pads 11 are pressed at the two ends of copper bar 2, used
Common wrench, 9 first screw terminals of double threaded screw is screwed to broken, represents that torque has reached setting, double bowls of pads 11 will
Pressure is evenly distributed on contact surface, effectively prevents the joint temperature rise caused by contact resistance is big too high, while by
Using being flexibly connected between copper bar 2, bus duct linear extendible caused by thermal expansion can be satisfied with, each connector is provided
7mm expansion compensation so that special expansion cell need not be installed in the application；Electrical isolation is formed during convenient maintenance simultaneously,
Ceramic fiber blanket 10, with good insulation effect and flameproof effect, connecting cover plate 6 and connecting lateral plate are filled with connecting portion
Sealed between 8 using waterproof firmware, effectively prevent dust from entering connector and prevent the water spray of all directions to enter and cause electricity
Shortness of breath road.
In summary, general principle of the present utility model, principal character and advantage has been shown and described above.The industry
Technical staff it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification only
It is to illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model also has
Various changes and modifications, these changes and improvements are both fallen within the range of claimed the utility model.The utility model requirement
Protection domain is defined by appended claims and its effect thing.
Claims (6)
1. a kind of fire safe type copper busbar, including outer side bus (1), copper bar (2), side plate (3), cover plate (4), earth stud (5), company
Connects cover plate (6), intermediate bus bar (7), connecting lateral plate (8), double threaded screw (9), ceramic fiber blanket (10), double bowls of pads (11), fire resistings
Insulating barrier (12), micarex (13), U-type groove (14), interior plate (15), glass magnesium inorganic fire-proof plate (16) and alumina silicate fibre blanket
(17), it is characterised in that：The copper bar (2) is embedded in the inner chamber of outer side bus (1), and the outside surrounding of copper bar (2) is equipped with
Micarex (13), the U-type groove (14), which is located on the outside of the upper and lower ends of micarex (13), and U-type groove (14), is connected with inner side
Plate (15), is connected between the interior plate (15) and U-type groove (14) by bolt, and the upper and lower ends of the side plate (3) connect
It is connected between cover plate (4), and side plate (3) and cover plate (4) and is connected by bolt, earth stud is connected with the cover plate (4)
(5), the glass magnesium inorganic fire-proof plate (16) is fixedly mounted on the inner side of cover plate (4), and glass magnesium inorganic fire-proof plate (16) is positioned at U-shaped
The outer end of groove (14), is filled with alumina silicate fibre blanket (17), and glass magnesium inorganic fire between the side plate (3) and interior plate (15)
Alumina silicate fibre blanket (17), the connecting cover plate (6) and the one of connecting lateral plate (8) are filled between plate (16) and U-type groove (14)
End is connected on outer side bus (1), and connecting cover plate (6) and the other end of connecting lateral plate (8) are connected between on bus (7),
Described pair of bowl pad (11) is respectively provided at the outside of copper bar (2), and the centre of copper bar (2) is inlaid with hot-face insulation dividing plate (12),
The double threaded screw (9) is longitudinally through double bowls of pads (11) and the inner chamber of hot-face insulation dividing plate (12), and the connecting cover plate (6) is with connecting
The inner side for connecing side plate (8) is filled with ceramic fiber blanket (10).
2. a kind of fire safe type copper busbar according to claim 1, it is characterised in that：The copper of outer side bus (1) inner chamber
Use and be flexibly connected between row (2) and the copper bar (2) of intermediate bus bar (7) inner chamber, and connecting portion uses tin plating processing.
3. a kind of fire safe type copper busbar according to claim 1, it is characterised in that：The hot-face insulation dividing plate (12) is
BMC fire retardant insulating dividing plates, and the edge of hot-face insulation dividing plate (12) is provided with concave convex groove.
4. a kind of fire safe type copper busbar according to claim 1, it is characterised in that：The connecting cover plate (6) and connecting side
Sealed between plate (8) using waterproof firmware, and side plate (3), cover plate (4), connecting cover plate (6) use aluminium with connecting lateral plate (8)
Magnesium alloy is made.
5. a kind of fire safe type copper busbar according to claim 1, it is characterised in that：The copper bar (2) uses T2 cathode coppers
It is rolled into, and the outside of copper bar (2) winds three-layer insulated heat-insulated mica tape, the two ends of the copper bar (2) are intensive structure.
6. a kind of fire safe type copper busbar according to claim 1, it is characterised in that：The outer side bus (1) is female with centre
The outside of line (7) scribbles fire resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720050824.9U CN206412723U (en) | 2017-01-13 | 2017-01-13 | A kind of fire safe type copper busbar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720050824.9U CN206412723U (en) | 2017-01-13 | 2017-01-13 | A kind of fire safe type copper busbar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206412723U true CN206412723U (en) | 2017-08-15 |
Family
ID=59555776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720050824.9U Expired - Fee Related CN206412723U (en) | 2017-01-13 | 2017-01-13 | A kind of fire safe type copper busbar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206412723U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565806A (en) * | 2018-06-04 | 2018-09-21 | 成都高标电气有限公司 | A kind of minerals fireproof bus duct |
-
2017
- 2017-01-13 CN CN201720050824.9U patent/CN206412723U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565806A (en) * | 2018-06-04 | 2018-09-21 | 成都高标电气有限公司 | A kind of minerals fireproof bus duct |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Fire -resistant type copper busbar Effective date of registration: 20180719 Granted publication date: 20170815 Pledgee: China Everbright Bank Limited by Share Ltd. Guangzhou branch Pledgor: GUANGZHOU YUZHENG ELECTRIC CO.,LTD. Registration number: 2018440000208 |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20200702 Granted publication date: 20170815 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210926 Granted publication date: 20170815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20220113 |