CN112838542A - Fire-resistant bus duct - Google Patents
Fire-resistant bus duct Download PDFInfo
- Publication number
- CN112838542A CN112838542A CN202110254080.3A CN202110254080A CN112838542A CN 112838542 A CN112838542 A CN 112838542A CN 202110254080 A CN202110254080 A CN 202110254080A CN 112838542 A CN112838542 A CN 112838542A
- Authority
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- China
- Prior art keywords
- cover plate
- plate
- fire
- bus duct
- upper cover
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- 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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Classifications
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
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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
- H02G5/066—Devices for maintaining distance between conductor and enclosure
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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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The invention provides a fire-resistant bus duct which comprises a power-on conductor, an upper cover plate, a lower cover plate and two telescopic side plates, wherein the power-on conductor is arranged between the upper cover plate, the lower cover plate and the two telescopic side plates; the inner wall of the telescopic side plate is provided with an L-shaped pressing block with an upper opening and a lower opening opposite to each other, the side face of the L-shaped pressing block is connected with a corresponding upper cover plate or a corresponding lower cover plate, the opening of the L-shaped pressing block abuts against the electrified conductor, the upper cover plate is further embedded with a heat dissipation device right opposite to the electrified conductor, the lower cover plate is provided with a temperature measurement module right opposite to the electrified conductor, the heat dissipation effect is good, and the bus duct is cooled.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a fire-resistant bus duct.
Background
Along with the rapid development of cities, high-rise buildings are more and more, the electricity load of the buildings is increased rapidly, and the original electric wires and cables are gradually replaced by bus ducts with large capacity and convenient branch and cluster management due to the reasons of small capacity, inconvenient branch, inconvenient cluster management and the like.
The bus duct is widely applied to important projects such as an electric power transmission trunk line of fire fighting equipment, a fire fighting emergency equipment trunk line and the like, for example, important projects such as commercial squares, subways, airports, office buildings, entertainment places, public facilities and the like.
However, the problems of temperature control in the bus duct and bus heat dissipation exist for a long time, and the current carrying capacity of the bus in the bus duct at the normal temperature of about 25 ℃ cannot be maximized, that is, the safety of a power supply system cannot be ensured.
Disclosure of Invention
The invention aims to provide a fire-resistant bus duct which can be provided with electrified conductors with different thicknesses, has a good heat dissipation effect and can monitor the temperature.
The invention provides the following technical scheme:
a fire-resistant bus duct comprises a power-on conductor, an upper cover plate, a lower cover plate and two telescopic side plates, wherein the power-on conductor is arranged between the upper cover plate, the lower cover plate and the two telescopic side plates;
the inner wall of the telescopic side plate is provided with an L-shaped pressing block with an upper opening and a lower opening opposite to each other, the side face of the L-shaped pressing block is connected with a corresponding upper cover plate or a corresponding lower cover plate, the opening of the L-shaped pressing block is abutted to the electrified conductor, the upper cover plate is further embedded with a heat dissipation device right opposite to the electrified conductor, and the lower cover plate is provided with a temperature measurement module right opposite to the electrified conductor.
Preferably, the flexible curb plate includes roof and bottom plate, the top of roof with the bottom of upper cover plate is connected perpendicularly, the bottom of roof is equipped with holding chamber and holding hole, the holding hole with the bottom plate matches, the top of bottom plate is passed through the holding hole is inserted and is located the holding intracavity can the vertical slip of holding intracavity, the bottom of bottom plate with the top of apron is connected perpendicularly down, be equipped with a plurality of spacing holes of arranging along upper cover plate and lower apron direction on the bottom plate, the side below of roof be equipped with the locking hole that spacing hole matches, the roof with between the bottom plate through with the locking bolt that locking hole matches is fixed.
Preferably, the bottom plate is located one side of holding intracavity is equipped with the baffle, the baffle size is greater than the size in holding hole.
Preferably, the holding intracavity still is equipped with the guide post of vertical setting, the bottom of guide post with being close to of holding chamber the inner wall of holding hole one side is connected perpendicularly, the top of guide post with distance between the holding chamber opposite side inner wall is less than the baffle thickness, be equipped with on the baffle with the guide post is just to just the guide hole that matches, the guide post is inserted and is located in the guide hole.
Preferably, the bottom and the top of upper cover plate are equipped with bottom caulking groove and standing groove respectively, the bottom caulking groove with be equipped with the heat dissipation passageway of intercommunication between the standing groove, the embedded detachable radiator fan that is equipped with of bottom caulking groove, the embedded detachable dust guard that is equipped with of standing groove.
Preferably, the dust guard includes installation frame and yarn graticule mesh, the yarn graticule mesh inlays to be located on the inner wall of installation frame, be equipped with the mounting hole on the installation frame, the yarn graticule mesh covers in all heat dissipation passageways.
Preferably, the heat dissipation fan and the bottom caulking groove, the dust guard and the placing groove are fixed through fixing screws.
Preferably, a silica gel layer is arranged at the opening of the L-shaped pressing block.
Preferably, a temperature measuring groove is formed in the lower cover plate, the bottom of the temperature measuring module is fixed in the temperature measuring groove, the temperature measuring module comprises a temperature sensor and a wireless transmission module, a temperature measuring probe of the temperature sensor is opposite to the power-on conductor, and the wireless transmission module is opposite to the temperature sensor.
Preferably, the limiting holes are provided with two rows and are respectively arranged on two sides of the bottom plate.
The invention has the beneficial effects that: according to the invention, the height between the upper cover plate and the lower cover plate is adjusted through the upper cover plate, the lower cover plate and the two height-adjustable telescopic side plates, so that electrified conductors with different thicknesses can be installed, and meanwhile, the L-shaped pressing block is pressed on the electrified conductors, so that gaps are reserved among the electrified conductors, the upper cover plate, the lower cover plate and the telescopic side plates, and the temperature of the electrified conductors is prevented from being increased due to the fact that heat is transmitted to the inside of the electrified conductors from the upper cover plate, the lower cover plate and the telescopic side plates, so that power can not be supplied to fire; the electrified conductor is cooled through the cooling device, the cooling effect is good, and the temperature measurement module is arranged, so that the internal temperature of the bus duct can be monitored in real time, and the safety of a power supply system is guaranteed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the telescopic side plate of the present invention;
FIG. 3 is a schematic view of a dust guard structure according to the present invention;
labeled as: 1. an upper cover plate; 2. a lower cover plate; 3. a telescopic side plate; 4, pressing the L-shaped block; 5. an energizing conductor; 6. a temperature measuring module; 7. a top plate; 8. a base plate; 9. a bottom caulking groove; 10. a placement groove; 11. a heat dissipation channel; 12. locking the bolt; 13. a dust-proof plate; 14. mounting holes; 15. a yarn grid; 16. an accommodating cavity; 17. a guide post; 18. a limiting hole; 19. and a baffle plate.
Detailed Description
As shown in fig. 1, a fire-resistant bus duct comprises a current conductor 5, an upper cover plate 1, a lower cover plate 2 and two telescopic side plates 3, wherein the current conductor 5 is arranged between the upper cover plate 1, the lower cover plate 2 and the two telescopic side plates 3.
Upper cover plate 1 and lower apron 2 parallel relative setting, two flexible curb plates 3 locate upper cover plate 1 respectively with lap 2 relative both sides down and connect perpendicularly in the bottom of upper cover plate 1 and lap 2's top down for adjust the distance between upper cover plate 1 and the apron 2 down, make this bus duct can install the circular telegram conductor 5 of different thickness.
As shown in fig. 2, a fire-resistant bus duct, flexible curb plate 3 includes roof 7 and bottom plate 8, the top of roof 7 is connected with the bottom of upper cover plate 1 perpendicularly, the bottom of roof 7 is equipped with holding chamber 16 and holding hole, the holding hole matches with bottom plate 8, the top of bottom plate 8 is inserted through the holding hole and is located holding chamber 16 and can be in holding chamber 16 vertical slip, the bottom of bottom plate 8 is connected with the top of lower cover plate 2 perpendicularly, be equipped with a plurality of spacing holes 18 of arranging along upper cover plate 1 and 2 directions of lower cover plate on the bottom plate 8, the side below of roof 7 is equipped with the locking hole that matches with spacing hole 18, it is fixed through locking bolt 12 with locking hole matching between roof 7 and the bottom plate 8.
In this embodiment, two rows of the limiting holes 18 are respectively formed in the two sides of the bottom plate 8, so as to ensure the stability of the telescopic side plate 3.
One side of the bottom plate 8, which is arranged in the accommodating cavity 16, is provided with a baffle plate 19, and the size of the baffle plate 19 is larger than that of the accommodating hole, so that the bottom plate 8 is prevented from being drawn out of the accommodating cavity 16.
Still be equipped with the guide post 17 of vertical setting in the holding chamber 16, the bottom of guide post 17 is connected with the inner wall that is close to holding hole one side of holding chamber 16 is perpendicular, the distance between the top of guide post 17 and the holding chamber 16 opposite side inner wall is less than baffle 19's thickness, be equipped with on the baffle 19 with the guide post 17 just to just the guiding hole that just matches, the guide post 17 is inserted and is located in the guiding hole, make baffle 19 can be along the vertical lift of guide post 17, guarantee the vertical lift of bottom plate 8.
As shown in fig. 1, a fire-resistant bus duct, the inner wall of flexible curb plate 3 is equipped with the relative L shape briquetting 4 of upper and lower opening, the side of L shape briquetting 4 still is connected with corresponding upper cover plate 1 or lower apron 2, the opening part of L shape briquetting 4 supports on circular telegram conductor 5, the opening part of L shape briquetting 4 is equipped with the silica gel layer, make L shape briquetting 4 tightly push down circular telegram conductor 5 when installation circular telegram conductor 5, and take place small deformation, so that the alignment of locking hole and spacing hole 18, secondly, silica gel is soft material, protect circular telegram conductor 5's surface.
As shown in fig. 1-2, when installing, a lock bolt 12 is screwed out, a press block 4 and a top plate 7 are pulled away from each other, so that the distance between an upper cover plate 1 and a lower cover plate 2 is increased, an electrified conductor 5 is arranged between the upper cover plate 1 and the lower cover plate 2, the height of a telescopic side plate 3 is adjusted by adjusting the depth of a bottom plate 8 in an accommodating cavity 16 until an opening of an L-shaped press block 4 tightly presses against the electrified conductor 5 and generates micro deformation until a locking hole is aligned with a corresponding limiting hole 18, and the lock bolt 12 is locked, so that the electrified conductor 5 is installed and fixed, electrified conductors 5 with different thicknesses can be installed, meanwhile, the L-shaped press block 4 is pressed on the electrified conductor 5, so that gaps are left between the electrified conductor 5 and the upper and lower cover plates 2 as well as between the telescopic side plates 3, and heat is prevented from being transferred from the upper and lower cover plates 2 and the telescopic side plates 3 to the inside of the electrified, resulting in an increase in the temperature of the current-carrying conductor 5 and thus in failure to supply the fire-fighting equipment with electricity in the event of a fire.
As shown in fig. 1 and 3, a heat dissipation device facing an electrified conductor 5 is further embedded in an upper cover plate 1 of the fireproof bus duct.
Wherein, the bottom and the top of upper cover plate 1 are equipped with bottom caulking groove 9 and standing groove 10 respectively, are equipped with the heat dissipation channel 11 of intercommunication between bottom caulking groove 9 and the standing groove 10, and the embedded detachable radiator fan that is equipped with of bottom caulking groove 9, the embedded detachable dust guard 13 that is equipped with of standing groove 10, radiator fan are rechargeable fan.
In this embodiment, the heat dissipation fan and the bottom caulking groove 9, the dust guard 13 and the placing groove 10 are fixed by fixing screws.
As shown in fig. 3, a fire-resistant bus duct, dust-proof plate 13 includes an installation frame and a screen mesh 15, screen mesh 15 is embedded on the inner wall of the installation frame, the installation frame is provided with installation holes 14, and screen mesh 15 covers all heat dissipation channels 11.
When the bus duct is used, cold and hot air is exchanged inside the bus duct through the cooling fan, so that the surface temperature of the electrified conductor 5 is cooled and dissipated, and the effect is good.
As shown in figure 1, a temperature measuring module 6 opposite to an electrified conductor 5 is arranged on a lower cover plate 2 of the fire-resistant bus duct.
Wherein, be equipped with the temperature measurement groove on the lower apron 2, in the temperature measurement groove is fixed in to the bottom of temperature measurement module 6, temperature measurement module 6 includes temperature sensor and wireless transmission module, and temperature sensor's temperature probe is just right with circular telegram conductor 5, and wireless transmission module is just right with temperature sensor, carries out real time monitoring to the temperature in the bus duct to transmit to the terminal through wireless transmission module, make the inside temperature of bus duct can be by real time monitoring, guarantee power supply system's security.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fire-resistant bus duct is characterized by comprising an electrified conductor, an upper cover plate, a lower cover plate and two telescopic side plates, wherein the electrified conductor is arranged between the upper cover plate, the lower cover plate and the two telescopic side plates;
the inner wall of the telescopic side plate is provided with an L-shaped pressing block with an upper opening and a lower opening opposite to each other, the side face of the L-shaped pressing block is connected with a corresponding upper cover plate or a corresponding lower cover plate, the opening of the L-shaped pressing block is abutted to the electrified conductor, the upper cover plate is further embedded with a heat dissipation device right opposite to the electrified conductor, and the lower cover plate is provided with a temperature measurement module right opposite to the electrified conductor.
2. The fire-resistant bus duct of claim 1, wherein the telescopic side plates comprise a top plate and a bottom plate, the top of the top plate is vertically connected with the bottom of the upper cover plate, the bottom of the top plate is provided with an accommodating cavity and an accommodating hole, the accommodating hole is matched with the bottom plate, the top of the bottom plate is inserted into the accommodating cavity through the accommodating hole and can vertically slide in the accommodating cavity, the bottom of the bottom plate is vertically connected with the top of the lower cover plate, the bottom plate is provided with a plurality of limiting holes arranged along the directions of the upper cover plate and the lower cover plate, a locking hole matched with the limiting hole is arranged below the side face of the top plate, and the top plate and the bottom plate are fixed through a locking bolt matched with the locking hole.
3. The fire-resistant bus duct of claim 2, wherein a baffle is disposed on one side of the bottom plate disposed in the accommodating cavity, and the baffle has a size larger than that of the accommodating hole.
4. The fire-resistant bus duct of claim 3, wherein a vertically arranged guide post is further arranged in the accommodating cavity, the bottom of the guide post is vertically connected with the inner wall of the accommodating cavity close to one side of the accommodating hole, the distance between the top of the guide post and the inner wall of the accommodating cavity on the other side is smaller than the thickness of the baffle plate, a guide hole which is opposite to and matched with the guide post is arranged on the baffle plate, and the guide post is inserted in the guide hole.
5. The fire-resistant bus duct of claim 1, wherein a bottom caulking groove and a placing groove are respectively arranged at the bottom and the top of the upper cover plate, a heat dissipation channel communicated with the bottom caulking groove is arranged between the bottom caulking groove and the placing groove, a detachable heat dissipation fan is embedded in the bottom caulking groove, and a detachable dust guard is embedded in the placing groove.
6. The fire-resistant bus duct of claim 5, characterized in that, the dust guard includes installation frame and screen cloth, the screen cloth inlay is located on the inner wall of installation frame, be equipped with the mounting hole on the installation frame, the screen cloth covers in all heat dissipation passageways.
7. The fire-resistant bus duct of claim 5, wherein the heat dissipation fan and the bottom caulking groove, and the dust guard and the placement groove are fixed by fixing screws.
8. The fire-resistant bus duct of claim 1, wherein a silica gel layer is arranged at an opening of the L-shaped pressing block.
9. The fire-resistant bus duct of claim 1, wherein a temperature measuring groove is formed in the lower cover plate, the bottom of the temperature measuring module is fixed in the temperature measuring groove, the temperature measuring module comprises a temperature sensor and a wireless transmission module, a temperature measuring probe of the temperature sensor is opposite to the power-on conductor, and the wireless transmission module is opposite to the temperature sensor.
10. The fire-resistant bus duct of claim 1, wherein the two rows of limiting holes are respectively arranged on two sides of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110254080.3A CN112838542A (en) | 2021-03-09 | 2021-03-09 | Fire-resistant bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110254080.3A CN112838542A (en) | 2021-03-09 | 2021-03-09 | Fire-resistant bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112838542A true CN112838542A (en) | 2021-05-25 |
Family
ID=75929911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110254080.3A Pending CN112838542A (en) | 2021-03-09 | 2021-03-09 | Fire-resistant bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112838542A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207853398U (en) * | 2018-01-24 | 2018-09-11 | 鼎圣集团有限公司 | A kind of intelligent Bus tank systems |
| CN109546598A (en) * | 2019-01-08 | 2019-03-29 | 镇江市美盛母线有限公司 | A kind of fire resistant busbar |
| CN208923775U (en) * | 2018-11-08 | 2019-05-31 | 香江科技股份有限公司 | A kind of adjustable energy-saving bus groove of cavity |
| CN211266384U (en) * | 2020-01-09 | 2020-08-14 | 北京纳源丰科技发展有限公司 | Adjustable bus duct shell structure |
| CN212380907U (en) * | 2020-05-07 | 2021-01-19 | 广东创亚电气集团有限公司 | Full-intelligent automatic temperature control bus duct |
-
2021
- 2021-03-09 CN CN202110254080.3A patent/CN112838542A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207853398U (en) * | 2018-01-24 | 2018-09-11 | 鼎圣集团有限公司 | A kind of intelligent Bus tank systems |
| CN208923775U (en) * | 2018-11-08 | 2019-05-31 | 香江科技股份有限公司 | A kind of adjustable energy-saving bus groove of cavity |
| CN109546598A (en) * | 2019-01-08 | 2019-03-29 | 镇江市美盛母线有限公司 | A kind of fire resistant busbar |
| CN211266384U (en) * | 2020-01-09 | 2020-08-14 | 北京纳源丰科技发展有限公司 | Adjustable bus duct shell structure |
| CN212380907U (en) * | 2020-05-07 | 2021-01-19 | 广东创亚电气集团有限公司 | Full-intelligent automatic temperature control bus duct |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210525 |
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| RJ01 | Rejection of invention patent application after publication |