CN113629627B - Fire-resistant bus duct - Google Patents
Fire-resistant bus duct Download PDFInfo
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- CN113629627B CN113629627B CN202110985184.1A CN202110985184A CN113629627B CN 113629627 B CN113629627 B CN 113629627B CN 202110985184 A CN202110985184 A CN 202110985184A CN 113629627 B CN113629627 B CN 113629627B
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- plate
- bending edge
- cover plate
- fixedly connected
- fireproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/10—Cooling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Details Of Indoor Wiring (AREA)
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Abstract
The invention relates to a fire-resistant bus duct, which has the technical scheme that: comprises an outer shell, an inner shell and a plurality of conductive sheets; a plurality of conductive sheets are sequentially arranged to form a conductive row; gaps are reserved between adjacent conductive sheets; a first fireproof plate is accommodated in the gap; the periphery of the conducting bar is covered with a protective cover; fireproof cotton is wrapped around the protective cover; the inner shell is arranged around the fireproof cotton; the outer shell is arranged around the inner shell; at least one accommodating cavity is reserved between the outer shell and the inner shell; a second fireproof plate is accommodated in the accommodating cavity; the application has the effect of good heat insulation and fireproof performance.
Description
Technical Field
The invention relates to the technical field of bus ducts, in particular to a fire-resistant bus duct.
Background
The bus duct mostly uses copper or aluminum as a conductor, an insulating material is arranged outside the conductor, and then the conductor is bumped into a metal device in the metal duct to distribute larger power for each element of the dispersion system. The bus duct has the advantages of small volume, compact structure, reliable operation, large transmission current, convenient tapping and feeding, convenient maintenance, small energy consumption, good dynamic and thermal stability and the like, so the bus duct is widely applied to high-rise buildings
However, under the condition of fire disaster, the existing bus duct has poor fireproof performance, and is difficult to maintain power supply, so that enough time is ensured to start fire-fighting emergency equipment such as fire-extinguishing equipment, smoke-discharging ventilation equipment, emergency evacuation lighting facilities and the like, and casualties and property loss are reduced as much as possible.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a fireproof bus duct which has the functional advantage of good heat insulation and fireproof performance.
The technical aim of the invention is realized by the following technical scheme:
a fire resistant busway comprising: an outer shell, an inner shell and a plurality of conductive plates; a plurality of conductive sheets are sequentially arranged to form a conductive row; gaps are reserved between adjacent conductive sheets; a first fireproof plate is accommodated in the gap; a protective cover is covered around the conducting bar; fireproof cotton is wrapped around the protective cover; the inner shell is arranged around the fireproof cotton in a surrounding manner; the outer shell is arranged around the inner shell; at least one accommodating cavity is reserved between the outer shell and the inner shell; the second fireproof plate is accommodated in the accommodating cavity.
Optionally, the first fireproof layer and the second fireproof layer are sequentially wrapped around the conductive sheet.
Optionally, the first fireproof layer is a mica tape.
Optionally, the second high-temperature fireproof layer is aluminum silicate cotton paper.
Optionally, the inner shell includes: the device comprises a first inner side plate, a second inner side plate, an upper inner cover plate and a lower inner cover plate; one side of the lower inner cover plate is fixedly connected with one side of the first inner side plate, and the other side of the lower inner cover plate is fixedly connected with one side of the second inner side plate; one side of the upper inner cover plate is fixedly connected with the other side of the first inner side plate, and the other side of the upper inner cover plate is fixedly connected with the other side of the second inner side plate; the shell is respectively abutted with the first inner side plate, the second inner side plate, the upper inner cover plate and the lower inner cover plate to form four accommodating cavities.
Optionally, the method further comprises: a plurality of first reinforcing ribs for preventing deformation of the housing and a plurality of second reinforcing ribs for preventing deformation of the housing: one side of the shell is fixedly connected with the first reinforcing rib, and the other side of the shell is fixedly connected with the second reinforcing rib.
Optionally, the housing includes: the first outer side plate, the second outer side plate, the upper outer cover plate and the lower outer cover plate; one side of the first outer side plate is provided with a first bending edge, and the other side of the first outer side plate is provided with a second bending edge; a third bending edge is arranged on one side of the second outer side plate, and a fourth bending edge is arranged on the other side of the second outer side plate; one side of the lower outer cover plate is fixedly connected with the first bending edge, and the other side of the lower outer cover plate is fixedly connected with the third bending edge; one side of the upper outer cover plate is fixedly connected with the second bending edge, and the other side of the upper outer cover plate is fixedly connected with the fourth bending edge; one end of the first reinforcing rib is fixedly connected with the first bending edge, and the other end of the first reinforcing rib is fixedly connected with the second bending edge; one end of the second reinforcing rib is fixedly connected with the third bending edge, and the other end of the second reinforcing rib is fixedly connected with the fourth bending edge.
Optionally, a fifth bending edge is arranged on one side of the upper outer cover plate, and a sixth bending edge is arranged on the other side of the upper outer cover plate; a seventh bending edge is arranged on one side of the lower outer cover plate, and an eighth bending edge is arranged on the other side of the lower outer cover plate; one side of the first reinforcing rib is abutted against the first outer side plate, and the other side of the first reinforcing rib is abutted against the fifth bending edge and the seventh bending edge respectively; one side of the second reinforcing rib is abutted with the second outer side plate, and the other side of the second reinforcing rib is abutted with the sixth bending edge and the eighth bending edge respectively.
Optionally, the housing further comprises: a first waterproof port plate and a second waterproof port plate; one end of the first outer side plate, one end of the second outer side plate, one end of the upper outer cover plate and one end of the lower outer cover plate are fixedly connected with the first waterproof port plate; the other end of the first outer side plate, the other end of the second outer side plate, the other end of the upper outer cover plate and the other end of the lower outer cover plate are fixedly connected with a second waterproof port plate; a first through hole is formed in the first waterproof port plate; a second through hole is formed in the second waterproof port plate; one end of the protective cover is abutted with the side wall of the first through hole, and the other end of the protective cover is abutted with the side wall of the second through hole.
In summary, the invention has the following beneficial effects:
1. through the arrangement of the second fireproof plate, the first fireproof heat insulation function is achieved, the fireproof cotton plays the second fireproof heat insulation function, and the first fireproof plate plays the third fireproof heat insulation function, so that a good heat insulation effect is achieved, heat transmission is reduced, and loss to original performance is reduced;
2. the first fireproof plate can also play an insulating role, so that the problem of short circuit between the conducting bar phase and the phase is further prevented;
3. through the setting of first strengthening rib and second strengthening rib, can reduce the expansion deformation that the shell produced because of the high temperature to reduce the influence of the expansion deformation of shell to fire-resistant bus duct performance.
Drawings
FIG. 1 is an assembly view of the present invention;
fig. 2 is a cross-sectional view of the present invention.
In the figure: 1. a housing; 11. a first outer side plate; 111. a first bending edge; 112. a second crimping edge; 12. a second outer side plate; 121. a third crimp; 122. fourth bending edge; 13. an upper outer cover plate; 131. fifth bending edges; 132. a sixth bending edge; 14. a lower outer cover plate; 141. a seventh crimping; 142. an eighth folded edge; 15. a first waterproof port plate; 16. a second waterproof port plate; 2. an inner case; 21. a first inner side plate; 22. a second inner side plate; 23. an upper inner cover plate; 24. a lower inner cover plate; 3. a conductive sheet; 4. a first fire protection plate; 5. a protective cover; 6. fireproof cotton; 7. a second fireproof plate; 8. and a first reinforcing rib.
Detailed Description
In order that the objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Several embodiments of the invention are presented in the figures. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not to indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
The present invention will be described in detail below with reference to the accompanying drawings and examples.
The present invention provides a fire-resistant bus duct, as shown in fig. 1 and 2, comprising: an outer shell 1, an inner shell 2 and a plurality of conductive sheets 3; a plurality of conductive sheets 3 are sequentially arranged to form a conductive row; a gap is reserved between the adjacent conductive sheets 3; the first fireproof plate 4 is accommodated in the gap; preferably, the thickness of the first fire-proof plate 4 is 3mm-5mm; the periphery of the conducting bar is covered with a protective cover 5; fireproof cotton 6 is wrapped around the protective cover 5; preferably, the thickness of the fireproof cotton 6 is 40mm-45mm; the inner shell 2 is arranged around the fireproof cotton 6 in a surrounding manner; the outer shell 1 is arranged around the inner shell 2 in a surrounding manner; at least one accommodating cavity is reserved between the outer shell 1 and the inner shell 2; the second fireproof plate 7 is accommodated in the accommodating cavity.
In the application, the outer shell 1 and the inner shell 2 are both made of steel, the first fireproof plate 4 and the second fireproof plate 7 are aluminum silicate cotton plates, and the fireproof cotton 6 is aluminum silicate cotton; under this fire-resistant bus duct is in high temperature environment, if the conflagration, through the setting of second PLASTIC LAMINATED 7, play first layer fire prevention heat-proof action, fire prevention cotton 6 plays second floor fire prevention heat-proof action, thereby prevent that this fire-resistant bus duct from being in the high temperature transmission of fire-resistant bus duct shell 1 to the original performance of current conducting bar reduction fire-resistant bus duct when meeting the fire, thereby first PLASTIC LAMINATED 4 plays the heat-proof action of third layer, thereby reach good thermal-insulated effect, reduce the heat propagation, reduce the loss to original performance, and then play high temperature resistant and fire-proof action, first PLASTIC LAMINATED 4 can also play insulating action, further prevent the current conducting bar and the short circuit problem between the looks.
Further, the periphery of the conductive sheet 3 is sequentially wrapped with a first fireproof layer and a second fireproof layer. Specifically, the first fireproof layer is wrapped around the conductive sheet 3, and then the second fireproof layer is wrapped on the first fireproof layer; through the setting of first flame retardant coating and second flame retardant coating, further strengthened the thermal-insulated fireproof effect to conducting strip 3.
Further, the first fireproof layer is a mica tape. The mica tape has good high temperature resistance and insulation effect, and plays a role in protecting the conductive sheet 3.
Further, the second high-temperature fireproof layer is aluminum silicate cotton paper. The aluminum silicate cotton paper also has good heat insulation and insulation effects, and the fireproof performance of the conducting strip 3 is further improved; neither the first nor the second fire-blocking layer is shown in the figures.
Further, the inner case 2 includes: a first inner side plate 21, a second inner side plate 22, an upper inner cover plate 23, and a lower inner cover plate 24; one side of the lower inner cover plate 24 is fixedly connected with one side of the first inner side plate 21, and the other side is fixedly connected with one side of the second inner side plate 22; one side of the upper inner cover plate 23 is fixedly connected with the other side of the first inner side plate 21, and the other side is fixedly connected with the other side of the second inner side plate 22; the outer shell 1 is respectively abutted with a first inner side plate 21, a second inner side plate 22, an upper inner cover plate 23 and a lower inner cover plate 24 to form four accommodating cavities.
Specifically, four hold the chamber and be located the cotton 6 all around of preventing fires respectively, every holds the second PLASTIC LAMINATED 7 in the intracavity and all can reduce the heat that shell 1 transmitted to inner shell 2, and first medial plate 21, second medial plate 22, go up interior decking 23 and lower interior apron 24 all with shell 1 butt, play good thermal-insulated effect when having guaranteed the stability of inner shell 2 in shell 1.
Further, the method further comprises the following steps: a plurality of first reinforcing ribs 8 for preventing deformation of the housing 1 and a plurality of second reinforcing ribs for preventing deformation of the housing 1: one side of the shell 1 is fixedly connected with the first reinforcing rib 8, and the other side is fixedly connected with the second reinforcing rib.
Specifically, the first reinforcing rib 8 and the second reinforcing rib are both made of steel, and the first reinforcing rib 8 and the second reinforcing rib are both welded on the shell 1, so that expansion deformation of the shell 1 caused by high temperature can be reduced under the condition that open fire is high in fire, and the influence of the expansion deformation of the shell 1 on the performance of the fire-resistant bus duct is reduced.
Further, the housing 1 includes: a first outer side plate 11, a second outer side plate 12, an upper outer cover plate 13, and a lower outer cover plate 14; a first bending edge 111 is arranged on one side of the first outer side plate 11, and a second bending edge 112 is arranged on the other side of the first outer side plate; a third bending edge 121 is arranged on one side of the second outer side plate 12, and a fourth bending edge 122 is arranged on the other side; one side of the lower outer cover plate 14 is fixedly connected with the first bending edge 111, and the other side is fixedly connected with the third bending edge 121; one side of the upper outer cover plate 13 is fixedly connected with the second bending edge 112, and the other side is fixedly connected with the fourth bending edge 122; one end of the first reinforcing rib 8 is fixedly connected with the first bending edge 111, and the other end of the first reinforcing rib is fixedly connected with the second bending edge 112; one end of the second reinforcing rib is fixedly connected with the third bending edge 121, and the other end of the second reinforcing rib is fixedly connected with the fourth bending edge 122.
Specifically, one end of the first reinforcing rib 8 is welded with the first bending edge 111 in a full-welding mode, and the other end of the first reinforcing rib is welded with the second bending edge 112 in a full-welding mode; one end of the second reinforcing rib is welded with the third bending edge 121 in a full-welding mode, and the other end of the second reinforcing rib is welded with the fourth bending edge 122 in a full-welding mode; the first bending edge 111 and the second bending edge 112 are arranged, so that the first outer side plate 11 is fixedly connected with the lower inner cover plate 24 and the upper inner cover plate 23 respectively, and the welding of the first outer side plate 11 and the first reinforcing rib 8 is also facilitated; the third bending edge 121 and the fourth bending edge 122 are arranged, so that the second outer side plate 12 is fixedly connected with the lower inner cover plate 24 and the upper inner cover plate 23 respectively, and the second outer side plate 12 and the second reinforcing ribs are welded conveniently.
Further, a fifth bending edge 131 is arranged on one side of the upper outer cover plate 13, and a sixth bending edge 132 is arranged on the other side; a seventh bent edge 141 is arranged on one side of the lower outer cover plate 14, and an eighth bent edge 142 is arranged on the other side; one side of the first reinforcing rib 8 is abutted against the first outer side plate 11, and the other side is abutted against the fifth folded edge 131 and the seventh folded edge 141 respectively; one side of the second reinforcing rib abuts against the second outer plate 12, and the other side abuts against the sixth folded edge 132 and the eighth folded edge 142, respectively. The arrangement of the fifth bending edge 131 and the seventh bending edge 141 protects the first reinforcing rib 8, and the arrangement of the sixth bending edge 132 and the eighth bending edge 142 protects the second reinforcing rib.
Further, the housing 1 further includes: a first waterproof port plate 15 and a second waterproof port plate 16; one end of the first outer side plate 11, one end of the second outer side plate 12, one end of the upper outer cover plate 13 and one end of the lower outer cover plate 14 are fixedly connected with the first waterproof port plate 15; the other end of the first outer side plate 11, the other end of the second outer side plate 12, the other end of the upper outer cover plate 13 and the other end of the lower outer cover plate 14 are fixedly connected with a second waterproof port plate 16; a first through hole is formed in the first waterproof port plate 15; the second waterproof port plate 16 is provided with a second through hole; one end of the protective cover 5 is abutted against the side wall of the first through hole, and the other end is abutted against the side wall of the second through hole.
Specifically, one end of the first outer side plate 11, one end of the second outer side plate 12, one end of the upper outer cover plate 13 and one end of the lower outer cover plate 14 are welded with the first waterproof port plate 15 in a full-welding mode, and the other end of the first outer side plate 11, the other end of the second outer side plate 12, the other end of the upper outer cover plate 13 and the other end of the lower outer cover plate 14 are welded with the second waterproof port plate 16 in a full-welding mode, so that fire-fighting water can be effectively prevented from penetrating into the shell 1, the performance of the fire-resistant bus duct is damaged, the first waterproof port plate 15 can be connected with one end of the second fireproof plate 7 by adopting a first screw, and the second waterproof port plate 16 can be connected with the other end of the second fireproof plate 7 by adopting a second screw for improving the stability of the second fireproof plate 7.
According to the fireproof bus duct, through the arrangement of the second fireproof plate 7, the first fireproof heat insulation function is achieved, the fireproof cotton 6 plays the second fireproof heat insulation function, the high temperature of the shell 1 is prevented from being transferred to the conductive bars when the fireproof bus duct meets fire, so that the original performance of the fireproof bus duct is reduced, the first fireproof plate 4 plays the third fireproof heat insulation function, the good heat insulation effect is achieved, the heat transmission is reduced, the loss of the original performance is reduced, the high temperature resistance and the fireproof function are achieved, the first fireproof plate 4 can play the insulation function, and the problem of short circuit between the conductive bars and phases is further prevented.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (1)
1. A fire resistant busway, comprising: an outer shell, an inner shell and a plurality of conductive plates; a plurality of conductive sheets are sequentially arranged to form a conductive row; gaps are reserved between adjacent conductive sheets; a first fireproof plate is accommodated in the gap; a protective cover is covered around the conducting bar; fireproof cotton is wrapped around the protective cover; the inner shell is arranged around the fireproof cotton in a surrounding manner; the outer shell is arranged around the inner shell; at least one accommodating cavity is reserved between the outer shell and the inner shell; a second fireproof plate is accommodated in the accommodating cavity;
the periphery of the conducting strip is sequentially wrapped with a first fireproof layer and a second fireproof layer;
the first fireproof layer is a mica tape;
the second fireproof layer is aluminum silicate cotton paper;
the inner case includes: the device comprises a first inner side plate, a second inner side plate, an upper inner cover plate and a lower inner cover plate; one side of the lower inner cover plate is fixedly connected with one side of the first inner side plate, and the other side of the lower inner cover plate is fixedly connected with one side of the second inner side plate; one side of the upper inner cover plate is fixedly connected with the other side of the first inner side plate, and the other side of the upper inner cover plate is fixedly connected with the other side of the second inner side plate; the shell is respectively abutted with the first inner side plate, the second inner side plate, the upper inner cover plate and the lower inner cover plate to form four accommodating cavities;
further comprises: a plurality of first reinforcing ribs for preventing deformation of the housing and a plurality of second reinforcing ribs for preventing deformation of the housing: one side of the shell is fixedly connected with the first reinforcing rib, and the other side of the shell is fixedly connected with the second reinforcing rib;
the housing includes: the first outer side plate, the second outer side plate, the upper outer cover plate and the lower outer cover plate; one side of the first outer side plate is provided with a first bending edge, and the other side of the first outer side plate is provided with a second bending edge; a third bending edge is arranged on one side of the second outer side plate, and a fourth bending edge is arranged on the other side of the second outer side plate; one side of the lower outer cover plate is fixedly connected with the first bending edge, and the other side of the lower outer cover plate is fixedly connected with the third bending edge; one side of the upper outer cover plate is fixedly connected with the second bending edge, and the other side of the upper outer cover plate is fixedly connected with the fourth bending edge; one end of the first reinforcing rib is fixedly connected with the first bending edge, and the other end of the first reinforcing rib is fixedly connected with the second bending edge; one end of the second reinforcing rib is fixedly connected with the third bending edge, and the other end of the second reinforcing rib is fixedly connected with the fourth bending edge;
a fifth bending edge is arranged on one side of the upper outer cover plate, and a sixth bending edge is arranged on the other side of the upper outer cover plate; a seventh bending edge is arranged on one side of the lower outer cover plate, and an eighth bending edge is arranged on the other side of the lower outer cover plate; one side of the first reinforcing rib is abutted against the first outer side plate, and the other side of the first reinforcing rib is abutted against the fifth bending edge and the seventh bending edge respectively; one side of the second reinforcing rib is abutted against the second outer side plate, and the other side of the second reinforcing rib is abutted against the sixth bending edge and the eighth bending edge respectively;
the housing further comprises: a first waterproof port plate and a second waterproof port plate; one end of the first outer side plate, one end of the second outer side plate, one end of the upper outer cover plate and one end of the lower outer cover plate are fixedly connected with the first waterproof port plate; the other end of the first outer side plate, the other end of the second outer side plate, the other end of the upper outer cover plate and the other end of the lower outer cover plate are fixedly connected with a second waterproof port plate; a first through hole is formed in the first waterproof port plate; a second through hole is formed in the second waterproof port plate; one end of the protective cover is abutted with the side wall of the first through hole, and the other end of the protective cover is abutted with the side wall of the second through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110985184.1A CN113629627B (en) | 2021-08-26 | 2021-08-26 | Fire-resistant bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110985184.1A CN113629627B (en) | 2021-08-26 | 2021-08-26 | Fire-resistant bus duct |
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| Publication Number | Publication Date |
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| CN113629627A CN113629627A (en) | 2021-11-09 |
| CN113629627B true CN113629627B (en) | 2023-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110985184.1A Active CN113629627B (en) | 2021-08-26 | 2021-08-26 | Fire-resistant bus duct |
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| CN (1) | CN113629627B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001069648A (en) * | 1999-08-31 | 2001-03-16 | Hitachi Cable Ltd | Fireproof bus duct connecting section |
| CN210007322U (en) * | 2019-06-26 | 2020-01-31 | 大航有能电气有限公司 | fireproof bus duct with good heat dissipation performance |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201383652Y (en) * | 2009-04-24 | 2010-01-13 | 江苏中天电气有限公司 | Fire-proof bus duct |
| CN103401194B (en) * | 2013-08-16 | 2016-05-11 | 深圳市沃尔核材股份有限公司 | Intensive insulation bus slot |
| CN103972833B (en) * | 2014-05-22 | 2016-06-08 | 江苏瑞欧宝电气股份有限公司 | Fireproof bus duct |
| CN204886079U (en) * | 2015-08-03 | 2015-12-16 | 镇江加勒母线有限公司 | Fire -resistant bus duct of pottery silicon rubber |
| CN206602338U (en) * | 2017-03-06 | 2017-10-31 | 镇江西杰电气有限公司 | A kind of intensive bus punching bolt of fire resisting effectively clamps busbar |
| CN208015310U (en) * | 2018-04-13 | 2018-10-26 | 深圳市三江电气有限公司 | A kind of Novel bus duct |
| CN211018182U (en) * | 2019-12-27 | 2020-07-14 | 广东艾默森科技有限公司 | Waterproof and fireproof bus duct |
-
2021
- 2021-08-26 CN CN202110985184.1A patent/CN113629627B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001069648A (en) * | 1999-08-31 | 2001-03-16 | Hitachi Cable Ltd | Fireproof bus duct connecting section |
| CN210007322U (en) * | 2019-06-26 | 2020-01-31 | 大航有能电气有限公司 | fireproof bus duct with good heat dissipation performance |
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| Publication number | Publication date |
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| CN113629627A (en) | 2021-11-09 |
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