CN215681699U - Light firm fire-resistant bus duct - Google Patents
Light firm fire-resistant bus duct Download PDFInfo
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- CN215681699U CN215681699U CN202121830084.3U CN202121830084U CN215681699U CN 215681699 U CN215681699 U CN 215681699U CN 202121830084 U CN202121830084 U CN 202121830084U CN 215681699 U CN215681699 U CN 215681699U
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Abstract
The utility model provides a light firm fire-resistant bus duct which comprises a bus main shell, wherein a base supporting plate is arranged on the bottom surface of the bus main shell, a U-shaped cover plate is arranged on the upper surface of the bus main shell, a connecting main body is arranged inside the bus main shell, the left side and the right side of the outer surface of the bus main shell are respectively provided with a notch, the surfaces of the notches are respectively provided with an installing plate, the left side and the right side of the outer surface of the bus main shell are respectively provided with an external side plate, the corresponding positions of the surfaces of the external side plates are respectively provided with a plurality of connecting holes, and the side surface of the inner wall of each external side plate is provided with a plurality of bus plates. The light and firm fire-resistant bus duct provided by the utility model has the advantages that the reasonable upper phase line and lower phase line tight laminating structural design is adopted, the bus duct is compact in appearance and small in size, the special fire-resistant insulating assembly is adopted for the joint, the connection is reliable and convenient, the disassembly and the assembly are rapid and convenient, the weight is light, the strength is high, the fire resistance and the heat resistance are stronger, the two sides are firmer and more stable, and the whole service life is longer.
Description
Technical Field
The utility model relates to the field of bus ducts, in particular to a light firm fire-resistant bus duct.
Background
The bus duct, a closed metal device composed of copper and aluminum bus bars, is used to distribute large power to the elements of the decentralized system, and has been increasingly used as a substitute for wire and cable in the project of indoor low-voltage power transmission main line engineering.
The fire-resistant bus duct is composed of a shell coated with fire-proof paint, a bus wrapped with fire-resistant mica tapes and a support made of fire-resistant insulating materials, wherein a plurality of grooves are formed in the support, the grooves are internally provided with the bus and are used for fixing the bus, a bus duct connecting box is arranged at one end of the bus duct, a bus tapping box is arranged in the bus duct, the fire-resistant bus duct has excellent insulating property, can be continuously used in normal environment and can be continuously used for more than one hour in fire catching environment, and is applicable to high-rise buildings and important facilities and replaces fire-resistant cables to play a role in power transmission and distribution.
However, the thickness of the embedded plate of the conventional bus duct is too heavy, so that the heat dissipation effect is reduced, and the embedded plate is not easy to mount and carry, and therefore, a light and firm fire-resistant bus duct is needed to solve the technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a light and firm fire-resistant bus duct, which solves the problems that an embedded plate of the existing bus duct is too thick and is difficult to mount and transport.
In order to solve the technical problem, the utility model provides a light firm fire-resistant bus duct, which comprises: a bus main housing;
the base supporting plate is arranged on the bottom surface of the bus main shell;
the U-shaped cover plate is arranged on the upper surface of the bus main shell;
the connecting main body is arranged inside the bus main shell;
the bus main shell comprises a bus main shell, the left side and the right side of the outer surface of the bus main shell are provided with grooves, and the surfaces of the grooves are provided with installing plates.
Preferably, external curb plates are installed on the left and right sides of the outer surface of the bus main shell, a plurality of connecting holes are formed in the corresponding positions of the surface of each external curb plate, and a plurality of bus plates are arranged on the side faces of the inner wall of each external curb plate.
Preferably, the base support plate comprises a bottom plate, the bottom plate is arranged on the lower side of the outer surface of the bus main shell, and a fireproof thin plate is arranged on the outer surface of the bottom plate.
Preferably, the upper surface of fire prevention sheet metal sets up installs many places graphite strip, the last surface connection of fire prevention sheet metal has the connecting plate, the surperficial four corners of connecting plate all is provided with the preformed hole groove, the connection cushion is all installed on the surface in preformed hole groove, the inside of connecting the cushion all is provided with the fixed installation screw of through connection.
Preferably, the U-shaped cover plate comprises a fireproof coating plate, the fireproof coating plate is arranged on the upper surface of the bus main shell, and the fireproof coating plate is fixedly arranged on the corresponding position surface of the connecting plate through side connecting plates on the left side and the right side of the lower bottom surface.
Preferably, the upper surface mounting of fire prevention coating plate has fire-resistant apron, the cavity board is all installed in the inner wall side left and right sides setting of fire prevention coating plate, the inside of cavity board all is provided with the heat absorption graphite orifice plate, the surface of heat absorption graphite orifice plate all is provided with the insulation board.
Preferably, the connection main body comprises a chassis plate, the chassis plate is arranged on the lower bottom surface of the interior of the bus main shell, and a connection guide plate is arranged on the surface of the chassis plate.
Preferably, the upper surface of the connecting guide plate is provided with a binding sleeve at a corresponding position, the surface of the binding sleeve is provided with a partition plate, a plurality of connecting guide plates penetrate through the inside of the binding sleeve, and the left side and the right side of each connecting guide plate are provided with fire isolating sheets.
Compared with the related art, the light firm fire-resistant bus duct provided by the utility model has the following beneficial effects:
the utility model provides a light and firm fire-resistant bus duct, which adopts a reasonable upper phase line and lower phase line tight laminating structural design, has compact bus duct appearance and small volume, adopts a special fire-resistant insulating component as a joint, is reliable and convenient to connect, is quick and convenient to disassemble and assemble, has high light weight and strength, stronger fire resistance and heat resistance, firmer and more stable two sides and longer integral service life.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a light firm fire-resistant bus duct provided by the utility model;
FIG. 2 is a schematic view of a layered structure of a fireproof sheet of a light and firm fire-resistant bus duct provided by the utility model;
FIG. 3 is a schematic structural diagram of a fireproof coating plate of a lightweight firm fire-resistant bus duct provided by the utility model;
fig. 4 is a schematic structural diagram of a chassis plate of a lightweight firm fire-resistant bus duct provided by the utility model;
fig. 5 is a schematic structural diagram of a second embodiment of a light firm fire-resistant bus duct provided by the utility model;
reference numbers in the figures: 1. the bus main shell, 2, the bottom plate, 3, the fluting, 4, install the board additional, 5, external curb plate, 6, the connecting hole, 7, the bus board, 8, the fire prevention sheet metal, 9, the graphite strip, 10, the connecting plate, 11, the preformed hole groove, 12, connect the cushion, 13, the installation screw, 14, fire prevention coating board, 15, the side connecting plate, 16, fire-resistant apron, 17, the cavity board, 18, the heat absorption graphite orifice plate, 19, the insulation board, 20, the chassis board, 21, connect the baffle, 22, the bundle cover, 23, the baffle, 24, separate the fire piece, 25, the improvement curb plate, 26, the fixed slot board, 27, connect the air frame, 28, the insulation hole frid, 29, the heat dissipation shell link.
Detailed Description
The utility model is further described with reference to the following figures and embodiments.
First embodiment
Referring to fig. 1 to fig. 4, fig. 1 is a schematic structural diagram of a first embodiment of a light and stable fire-resistant bus duct according to the present invention; FIG. 2 is a schematic view of a layered structure of a fireproof sheet of a light and firm fire-resistant bus duct provided by the utility model; FIG. 3 is a schematic structural diagram of a fireproof coating plate of a lightweight firm fire-resistant bus duct provided by the utility model; fig. 4 is a schematic structural diagram of a chassis plate of the light firm fire-resistant bus duct provided by the utility model.
A lightweight robust fire resistant bus duct comprising: a bus main housing;
the base supporting plate is arranged on the bottom surface of the bus main shell;
the U-shaped cover plate is arranged on the upper surface of the bus main shell;
the connecting main body is arranged inside the bus main shell;
the bus main shell comprises a bus main shell 1, the left side and the right side of the outer surface of the bus main shell 1 are provided with notches 3, and the surfaces of the notches are provided with installation plates 4.
External curb plate is all installed in the surface left and right sides of generating line owner shell 1, and the corresponding position in surface of external curb plate 5 all is provided with many connecting holes 6, and the inner wall side of external curb plate 5 is provided with many bus-bar boards 7.
The base supporting plate comprises a bottom plate 2, the bottom plate 2 is installed and arranged on the lower side of the outer surface of the bus main shell 1, and a fireproof thin plate 8 is arranged on the outer surface of the bottom plate 2.
The upper surface of fire prevention sheet metal 8 sets up installs many places graphite strip 9, and the upper surface of fire prevention sheet metal 8 is connected with connecting plate 10, and the surperficial four corners of connecting plate 10 all is provided with preformed hole groove 11, and the connection cushion 12 is all installed on the surface of preformed hole groove 11, and the inside of connecting cushion 12 all is provided with the fixed mounting screw 13 of through connection.
The U-shaped cover plate comprises a fireproof coating plate 14, the fireproof coating plate 14 is arranged on the upper surface of the bus main shell 1, and the fireproof coating plate 14 is fixedly arranged on the surface of the corresponding position of the connecting plate 6 through side connecting plates 15 on the left side and the right side of the lower bottom surface.
The upper surface of the fireproof coating plate 14 is provided with a fireproof cover plate 16, the left side and the right side of the inner wall side of the fireproof coating plate 14 are provided with hollow plates 17, the inner parts of the hollow plates 17 are provided with heat absorption graphite pore plates 18, and the outer surfaces of the heat absorption graphite pore plates 18 are provided with insulating plates 19.
The connecting body comprises a chassis plate 20, the chassis plate 20 is arranged on the lower bottom surface of the interior of the bus main shell 1, and a connecting guide plate 21 is arranged on the surface of the chassis plate 20.
The upper surface of the connecting guide plate 21 is provided with a binding sleeve 22 at a corresponding position, the surface of the binding sleeve 22 is provided with a partition plate 23, a plurality of connecting guide plates 21 penetrate through the inside of the binding sleeve 22, and the left side and the right side of each connecting guide plate 21 are provided with fire isolating sheets 24.
When the device is used, the side plate connecting plates 15 are connected through the mounting screws 13 on the surfaces of the connecting plates 10 on the fireproof thin plates 8, the fireproof coating plates 14 are covered in a closed mode, when fire occurs, the coating can expand on the surface of a bus rapidly at a geometric speed to form a compact carbonization heat insulation layer, all gaps of a bus shell are sealed, high temperature is prevented from directly entering the bus, the embedded connecting guide plate 21 can work stably, and finally the external side plates 5 and the bus plate 7 are connected for work.
Compared with the related art, the light firm fire-resistant bus duct provided by the utility model has the following beneficial effects:
the reasonable upper and lower phase lines are adopted to be tightly laminated, the bus duct is compact in appearance and small in size, the joint adopts a special fireproof insulation component, the connection is reliable and convenient, the disassembly and assembly are quick and convenient, the weight is light, the strength is high, the fireproof and heat-resistant performances are stronger, the two sides are firmer and more stable, and the whole service life is longer.
Second embodiment
Referring to fig. 5, fig. 5 is a schematic structural diagram of a second embodiment of a light and firm fire-resistant bus duct provided in the present invention. Based on the fire-resistant bus duct of portable firm type that the first embodiment of this application provided, the second embodiment of this application provides another kind of fire-resistant bus duct of portable firm type. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the second embodiment of the present application provides a light firm fire-resistant bus duct, which is different in that the fireproof coating plate 14 is replaced to be an improved side plate 25.
The bottom surfaces of the left side and the right side of the lower part of the improved side plate 25 are provided with fixed groove plates 26, and the left side and the right side of the side surface of the inner wall of the improved side plate 25 are provided with connecting empty frames 27.
The inside of connecting empty frame 27 all is provided with insulating hole frid 28, the surface of insulating hole frid 28 all sets up installs heat dissipation shell link 29.
The fixing groove plate 26 is installed on the surface of the connection plate 10 by the connection turnbuckle for heat radiation protection, and the heat radiation work is performed through the heat radiation housing connection frame 29, and the heat is discharged outwards.
Has the advantages that: the whole heat dissipation performance is enhanced, the working stability of the internal guide plate is facilitated, and the whole service life can be prolonged.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides a fire-resistant bus duct of light firm type which characterized in that includes: a bus main housing;
the base supporting plate is arranged on the bottom surface of the bus main shell;
the U-shaped cover plate is arranged on the upper surface of the bus main shell;
the connecting main body is arranged inside the bus main shell;
the bus main shell comprises a bus main shell, the left side and the right side of the outer surface of the bus main shell are provided with grooves, and the surfaces of the grooves are provided with installing plates.
2. The light firm fire-resistant bus duct of claim 1, wherein external side plates are arranged on the left side and the right side of the outer surface of the bus main shell, a plurality of connecting holes are formed in corresponding positions on the surface of each external side plate, and a plurality of bus plates are arranged on the side face of the inner wall of each external side plate.
3. The light and firm fire-resistant bus duct according to claim 1, wherein the base support plate comprises a bottom plate, the bottom plate is arranged on the lower side of the outer surface of the bus main shell, and a fireproof thin plate is arranged on the outer surface of the bottom plate.
4. The light firm fire-resistant bus duct of claim 3, wherein a plurality of graphite strips are arranged on the upper surface of the fire-proof thin plate, the upper surface of the fire-proof thin plate is connected with a connecting plate, four corners of the surface of the connecting plate are provided with reserved hole grooves, the surface of each reserved hole groove is provided with a connecting rubber mat, and mounting screws which are fixedly connected through the connecting rubber mats are arranged inside the connecting rubber mats.
5. The light firm fire-resistant bus duct of claim 1, wherein the U-shaped cover plate comprises a fire-proof coating plate, the fire-proof coating plate is arranged on the upper surface of the bus main shell, and the fire-proof coating plate is fixedly arranged on the corresponding position surfaces of the connecting plates through side connecting plates on the left side and the right side of the lower bottom surface.
6. The light firm fire-resistant bus duct of claim 5, wherein the fire-resistant cover plate is mounted on the upper surface of the fire-resistant coating plate, the hollow plates are mounted on the left side and the right side of the side surface of the inner wall of the fire-resistant coating plate, the heat-absorbing graphite pore plates are arranged inside the hollow plates, and the insulation plates are arranged on the outer surfaces of the heat-absorbing graphite pore plates.
7. The light firm fire-resistant bus duct of claim 1, wherein the connecting body comprises a bottom plate, the bottom plate is installed on the inner lower bottom surface of the bus main shell, and a connecting guide plate is arranged on the surface of the bottom plate.
8. The light and firm fire-resistant bus duct according to claim 7, wherein a binding sleeve is arranged at a position corresponding to the upper surface of the connecting guide plate, a partition plate is arranged on the surface of the binding sleeve, a plurality of connecting guide plates penetrate through the inside of the binding sleeve, and fire-isolating sheets are arranged on the left side and the right side of each connecting guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830084.3U CN215681699U (en) | 2021-08-06 | 2021-08-06 | Light firm fire-resistant bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830084.3U CN215681699U (en) | 2021-08-06 | 2021-08-06 | Light firm fire-resistant bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215681699U true CN215681699U (en) | 2022-01-28 |
Family
ID=79984049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121830084.3U Active CN215681699U (en) | 2021-08-06 | 2021-08-06 | Light firm fire-resistant bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215681699U (en) |
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2021
- 2021-08-06 CN CN202121830084.3U patent/CN215681699U/en active Active
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