CN217956634U - Fireproof bus duct - Google Patents
Fireproof bus duct Download PDFInfo
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- CN217956634U CN217956634U CN202221929379.0U CN202221929379U CN217956634U CN 217956634 U CN217956634 U CN 217956634U CN 202221929379 U CN202221929379 U CN 202221929379U CN 217956634 U CN217956634 U CN 217956634U
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Abstract
The utility model relates to the technical field of bus ducts, and discloses a fireproof bus duct, which comprises a bus duct body, a fireproof isolation duct body, a bus conductor, an upper flame-retardant plate, a lower flame-retardant plate, a left flame-retardant plate, a right flame-retardant plate and a T-shaped bus duct cover, wherein the bus duct body is provided with a conductor mounting groove; the fireproof isolation groove body is embedded into the conductor mounting groove; a left clearance cavity and a right clearance cavity are respectively arranged between the outer side surface of the left side wall of the fireproof isolation groove body and the right side wall of the conductor installation groove and between the outer side surface of the right side wall of the fireproof isolation groove body and the left side wall of the conductor installation groove; the plurality of bus conductors are arranged side by side and are respectively embedded in the fireproof groove body; the lower flame-retardant plate is embedded at the bottom of the conductor mounting groove in a matching way; the upper flame-retardant plate is embedded into the upper end of the conductor mounting groove in a matching manner; the left flame-retardant plate and the right flame-retardant plate are respectively matched and embedded into the left gap cavity and the right gap cavity. The utility model provides a fire prevention formula bus duct has multiple fire prevention setting, and the fire prevention effect is better, can avoid the conflagration to take place.
Description
Technical Field
The utility model relates to a bus duct technical field especially relates to a fire prevention formula bus duct.
Background
At present, three products, namely a fireproof cable, a fireproof bus duct and an air type fireproof bus duct, are used as fireproof and fireproof power transmission main lines in China. The existing fireproof bus duct is generally that a common bus duct is coated with a copper busbar shell by adopting a fireproof flame-retardant insulating material and then is sprayed with a fireproof material, but the fireproof time of the product is short.
Chinese patent No. CN204216533U discloses a fire-resistant waterproof bus duct, which includes: sinle silk and the metal casing of setting on the sinle silk surface, this sinle silk includes: a plurality of conductors arranged at intervals from each other; an insulating protective layer disposed on a surface of each conductor; a mineral refractory layer disposed on a surface of each insulating protective layer; and a ceramic silicon rubber waterproof and moistureproof layer arranged on the surface of the mineral fire-resistant layer. However, the fire-resistant waterproof bus duct is provided with the insulating protective layer on the surface of the conductor and the mineral fire-resistant layer on the surface of the insulating protective layer, so that the overall fire resistance of the fire-resistant waterproof bus duct is still poor, and the fire-resistant effect is still poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not good problem of fire prevention effect among the prior art, providing a fire prevention formula bus duct.
In order to achieve the purpose, the utility model adopts the following scheme:
a fire-resistant busway, comprising:
the bus bar groove body is provided with a conductor installation groove which is arranged along the length direction of the bus bar groove body and penetrates through the front end and the rear end of the bus bar groove body;
the fireproof isolation groove body is embedded into the conductor mounting groove; the notch of the fireproof isolation groove body is close to the bottom of the conductor mounting groove; a left gap cavity and a right gap cavity are respectively arranged between the outer side surface of the left side wall of the fireproof isolation groove body and the right side wall of the conductor installation groove and between the outer side surface of the right side wall of the fireproof isolation groove body and the left side wall of the conductor installation groove;
the bus conductors are arranged side by side and are respectively embedded in the fireproof groove bodies;
an upper flame-retardant plate, a lower flame-retardant plate, a left flame-retardant plate and a right flame-retardant plate; the lower flame-retardant plate is embedded on the bottom of the conductor mounting groove in a matched manner and is abutted with the notch of the fireproof isolation groove body; the upper flame-retardant plate is embedded into the upper end of the conductor mounting groove in a matched manner and is abutted against the groove bottom of the fireproof isolation groove body; the left flame-retardant plate and the right flame-retardant plate are respectively embedded into the left gap cavity and the right gap cavity in a matching manner and are positioned between the upper flame-retardant plate and the lower flame-retardant plate;
and the T-shaped bus duct cover is inserted into the conductor mounting groove in a matched manner and tightly presses the fireproof isolation duct body.
Further, the upper flame-retardant plate, the lower flame-retardant plate, the left flame-retardant plate and the right flame-retardant plate are all calcium silicate fiber plates or magnesium oxychloride fireproof plates.
Furthermore, the fireproof isolation groove body is of a groove body structure made of a glass magnesium board or a calcium silicate fiber board.
Furthermore, a wave-shaped fire-resistant plate embedded into the fireproof isolation groove body is arranged between every two adjacent bus conductors.
Further, a fireproof coating is coated on the outer surface of the bus duct body.
Furthermore, the front end and the rear end of the fireproof isolation groove body are respectively provided with a positioning insertion piece close to the groove opening of the fireproof isolation groove body; inserting piece grooves for the positioning inserting pieces to be inserted in a matched mode are formed in the bottom faces of the left side and the right side of the conductor installing groove; the front end and the rear end of the lower flame-retardant plate are provided with inserting piece through openings through which the positioning inserting pieces can be matched and penetrate.
Further, the thickness of the left flame retardant plate and the thickness of the right flame retardant plate are both 1-2cm.
Further, the T-shaped bus duct cover is connected with the bus duct body through a fastening bolt.
Furthermore, the plurality of fastening bolts are uniformly distributed along the length direction of the bus bar groove body.
Furthermore, the front end and the rear end of the left side and the front end and the rear end of the right side of the bus duct body are both connected with stainless steel protection plates.
Compared with the prior art, the utility model has the advantages of as follows:
1. the utility model discloses set up a plurality of bus conductors side by side and inlay respectively and locate in the fire prevention isolation cell body, utilize the fire prevention to keep apart the cell body and play the fire-retardant effect of first layer fire prevention, it is internal at the bus duct again, utilize fire-retardant board, lower fire-retardant board, left fire-retardant board and the whole fire prevention of right fire-retardant board cladding keep apart the cell body and the fire prevention keeps apart a plurality of bus conductors in the cell body, play the fire-retardant effect of second floor fire prevention, multiple fire prevention setting, the fire prevention effect is better, avoids taking place the conflagration.
2. The utility model discloses utilize T shape bus duct lid to cooperate and inlay in inserting the conductor mounting groove in order to compress tightly the cell body is kept apart in the fire prevention, strengthens the stability of bus conductor in the conductor mounting groove, can reduce the quantity of part moreover better, is favorable to improving the efficiency of dismouting.
Drawings
The present application will be described in further detail with reference to the following drawings and detailed description.
Fig. 1 is a schematic exploded perspective view of the fireproof bus duct of the present invention.
Fig. 2 is the utility model discloses a spatial structure sketch map of fire prevention formula bus duct.
Fig. 3 is the utility model discloses a fire prevention formula bus duct is got rid of a side view structure schematic diagram of left fire-retardant board and right fire-retardant board.
Fig. 4 is a schematic view of the three-dimensional structure of the fire-proof isolation trough body, the bus conductor and the wave-shaped fire-resistant plate of the present invention.
The drawing comprises the following steps:
the novel bus duct comprises a bus duct body 1, a conductor mounting groove 11, a left gap cavity 12, a right gap cavity 13, an inserting piece groove 14, a fireproof isolation duct body 2, a bus conductor 3, an upper flame-retardant plate 4, a lower flame-retardant plate 5, an inserting piece through hole 51, a left flame-retardant plate 6, a right flame-retardant plate 7, a T-shaped bus duct cover 8, a positioning inserting piece 9, a fastening bolt 10, a stainless steel protection plate 20 and a wave-shaped flame-retardant plate 30.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, a fireproof bus duct comprises a bus duct body 1, a fireproof isolation duct body 2, a bus conductor 3, an upper flame-retardant plate 4, a lower flame-retardant plate 5, a left flame-retardant plate 6, a right flame-retardant plate 7 and a T-shaped bus duct cover 8. The bus bar groove body 1 is provided with a conductor installation groove 11 which is arranged along the length direction and penetrates through the front end and the rear end of the bus bar groove body; the fireproof isolation groove body 2 is embedded into the conductor installation groove 11; preferably, the length of the fireproof isolation groove body 2 is the same as that of the conductor installation groove 11; the notch of the fireproof isolation groove body 2 is close to the groove bottom of the conductor installation groove 11; a left clearance cavity 12 and a right clearance cavity 13 are respectively arranged between the outer side surface of the left side wall of the fireproof isolation groove body 2 and the right side wall of the conductor installation groove 11 and between the outer side surface of the right side wall of the fireproof isolation groove body 2 and the left side wall of the conductor installation groove 11; the plurality of bus conductors 3 are arranged side by side and are respectively embedded in the fireproof groove body; the lower flame-retardant plate 5 is embedded on the bottom of the conductor installation groove 11 in a matched manner and is abutted with the notch of the fireproof isolation groove body 2; the upper flame-retardant plate 4 is matched and embedded into the upper end of the conductor installation groove 11 and is abutted with the groove bottom of the fireproof isolation groove body 2; the left flame-retardant plate 6 and the right flame-retardant plate 7 are respectively matched and embedded into the left gap cavity 12 and the right gap cavity 13 and are positioned between the upper flame-retardant plate 4 and the lower flame-retardant plate 5; the T-shaped bus duct cover 8 is inserted into the conductor installation groove 11 in a matched manner and tightly presses the fireproof isolation duct body 2.
This fire prevention formula bus duct sets up a plurality of bus conductor 3 side by side and inlays respectively and locates in the fire prevention is kept apart in the cell body 2, utilizes fire prevention to keep apart cell body 2 and plays the fire-retardant effect of first layer fire prevention, again in the cell body 1, utilizes fire-retardant board 4, fire-retardant board 5, the fire-retardant board 6 in a left side and the fire-retardant board 7 cladding whole fire prevention of the right side keep apart cell body 2 and the fire prevention keep apart a plurality of bus conductor 3 in the cell body 2, play the fire-retardant effect of second floor fire prevention, multiple fire prevention sets up, and the fire prevention effect is better, avoids the conflagration breaing out. In addition, this fire prevention formula bus duct utilizes T shape bus duct lid 8 to cooperate to inlay and insert in order to compress tightly in conductor mounting groove 11 fire prevention isolation cell body 2 strengthens the stability of bus conductor 3 in conductor mounting groove 11, can reduce the quantity of part moreover better, is favorable to improving the efficiency of dismouting.
In order to achieve a better fireproof effect on the bus conductor 3, the upper flame-retardant plate 4, the lower flame-retardant plate 5, the left flame-retardant plate 6 and the right flame-retardant plate 7 are all calcium silicate fiber plates or magnesium oxychloride fireproof plates. The flame-retardant plate, the lower flame-retardant plate 5, the left flame-retardant plate 6 and the right flame-retardant plate 7 are made of calcium silicate fiber boards, and the flame-retardant plate has the characteristics of light weight, high strength, heat insulation, good durability, excellent processability and construction performance and the like. The magnesium oxychloride fireproof board is uniformly adopted to be made into the flame retardant board, the lower flame retardant board 5, the left flame retardant board 6 and the right flame retardant board 7, the magnesium cementing material is taken as a main body, the glass fiber cloth is taken as a reinforcing material, and the light heat-insulating material is taken as a filler to be compounded, so that the flame retardant board can meet the requirement of incombustibility, and is a novel environment-friendly board. The fireproof isolation groove body 2 is of a groove body structure made of a glass magnesium board or a calcium silicate fiber board, so that the fireproof isolation groove body 2 has the characteristics of good flame retardance, high temperature resistance and light weight, multiple fireproof effects of the fireproof bus duct are achieved, and the fireproof effect is better.
In order to ensure better fire resistance and good heat dissipation effect between two adjacent bus conductors 3, a wave-shaped fire-resistant plate 30 embedded into the fireproof isolation groove body 2 is arranged between the two adjacent bus conductors 3. The wave-shaped refractory plate 30 is adopted as a separation plate, the wave crest and the wave trough of the wave-shaped refractory plate 30 are in contact with the bus conductor 3, a gap exists, a good heat dissipation effect is achieved, and meanwhile, the wave-shaped refractory plate 30 is a refractory plate and can achieve a good fire-resistant effect.
In order to further improve the fireproof performance of the fireproof bus duct, a fireproof coating is coated on the outer surface of the bus duct body 1.
Preferably, the thickness of the left flame-retardant plate 6 and the thickness of the right flame-retardant plate 7 are both 1-2cm, so that a good fireproof effect is achieved, the thickness design is reasonable, and the cost is low.
In order to better ensure that the fireproof isolation groove body 2 is stably installed in the conductor installation groove 11 and ensure that the fireproof isolation groove body 2 and the bus conductor 3 are not easy to move in the conductor installation groove 11, a left gap cavity 12 and a right gap cavity 13 are quickly formed so as to facilitate the assembly of the left flame-retardant plate 6 and the right flame-retardant plate 7, and the front end and the rear end of the fireproof isolation groove body 2 are respectively provided with a positioning insertion piece 9 close to the groove opening of the fireproof isolation groove body 2; the bottom surfaces of the left side and the right side of the conductor installation groove 11 are respectively provided with an inserting piece groove 14 for the positioning inserting piece 9 to be inserted in a matching way; the front end and the rear end of the lower flame-retardant plate 5 are provided with inserting piece through holes 51 for the positioning inserting pieces 9 to penetrate through. When keeping apart the cell body 2 in the fire prevention inlays and inserts in conductor mounting groove 11, the notch that the cell body 2 was kept apart in the fire prevention is close to the tank bottom of conductor mounting groove 11, and simultaneously, location inserted sheet 9 passes inserted sheet opening 51 earlier, inlays again and inserts in inserted sheet groove 14, and cell body 2 and bus conductor 3 are kept apart in conductor mounting groove 11 to the fire prevention of stable installation, and difficult removal, this moment, left clearance cavity 12 and right clearance cavity 13 also stereotype and enclose, make things convenient for the assembly of fire-retardant board 6 in a left side and fire-retardant board 7 in the right side. Preferably, the positioning tabs 9 have a thickness of 6-8mm.
In order to strengthen the stability of the bus conductor 3 in the conductor installation groove 11, the T-shaped bus duct cover 8 is enabled to better press the fireproof isolation groove body 2, and the T-shaped bus duct cover 8 is connected with the bus duct body 1 through the fastening bolt 10. Preferably, the plurality of fastening bolts 10 are uniformly distributed along the length direction of the busbar body 1.
In order to better protect the bus conductor 3, the front end and the rear end of the left side and the front end and the rear end of the right side of the bus duct body 1 are connected with stainless steel protection plates 20.
To sum up, the embodiment of the utility model provides a fire prevention formula bus duct, wherein, this fire prevention formula bus duct sets up a plurality of bus conductor 3 side by side and inlays respectively and locates in the fire prevention is kept apart in the cell body 2, utilizes the fire prevention to keep apart cell body 2 and plays the fire-retardant effect of first layer fire prevention, and in bus groove body 1 again, utilize fire-retardant board 4, lower fire-retardant board 5, left fire-retardant board 6 and 7 cladding whole fire prevention of right fire-retardant board keep apart cell body 2 and fire prevention and keep apart a plurality of bus conductor 3 in the cell body 2, play the fire-retardant effect of second floor fire prevention, multiple fire prevention setting, the fire prevention effect is better, avoids taking place the conflagration. In addition, this fire prevention formula bus duct utilizes T shape bus duct lid 8 to cooperate to inlay and insert in conductor mounting groove 11 in order to compress tightly the groove body 2 is kept apart in fire prevention strengthens the stability of bus conductor 3 in conductor mounting groove 11, can reduce the quantity of part moreover better, is favorable to improving the efficiency of dismouting.
The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and substitutions can be made without departing from the technical principle of the present application, and these modifications and substitutions should also be regarded as the protection scope of the present application.
Claims (10)
1. The utility model provides a fire prevention formula bus duct which characterized in that includes:
the bus bar groove body is provided with a conductor installation groove which is arranged along the length direction and penetrates through the front end and the rear end of the bus bar groove body;
the fireproof isolation groove body is embedded into the conductor installation groove; the notch of the fireproof isolation groove body is close to the groove bottom of the conductor installation groove; a left gap cavity and a right gap cavity are respectively arranged between the outer side surface of the left side wall of the fireproof isolation groove body and the right side wall of the conductor installation groove and between the outer side surface of the right side wall of the fireproof isolation groove body and the left side wall of the conductor installation groove;
the bus conductors are arranged side by side and are respectively embedded in the fireproof isolation groove bodies;
the flame-retardant plate comprises an upper flame-retardant plate, a lower flame-retardant plate, a left flame-retardant plate and a right flame-retardant plate; the lower flame-retardant plate is embedded on the bottom of the conductor mounting groove in a matched manner and is abutted with the notch of the fireproof isolation groove body; the upper flame-retardant plate is embedded into the upper end of the conductor mounting groove in a matched manner and is abutted against the groove bottom of the fireproof isolation groove body; the left flame-retardant plate and the right flame-retardant plate are respectively embedded into the left gap cavity and the right gap cavity in a matching manner and are positioned between the upper flame-retardant plate and the lower flame-retardant plate;
and the T-shaped bus duct cover is inserted into the conductor mounting groove in a matched manner and tightly presses the fireproof isolation duct body.
2. The fire-proof bus duct of claim 1, wherein the upper fire retardant plate, the lower fire retardant plate, the left fire retardant plate and the right fire retardant plate are calcium silicate fiber plates or magnesium oxychloride fireproof plates.
3. The fireproof bus duct of claim 1 or 2, wherein the fireproof isolation groove is a groove structure made of a glass magnesium board or a calcium silicate fiberboard.
4. The fireproof bus duct of claim 1 or 2, wherein a wave-shaped fire-resistant plate embedded in the fireproof isolation groove body is arranged between two adjacent bus conductors.
5. A fire-resistant bus duct as defined in claim 1, wherein a fire-resistant coating is applied to an outer surface of the bus duct body.
6. The fireproof bus duct of claim 1, wherein the front end and the rear end of the fireproof isolation groove body are provided with positioning insertion pieces close to the groove opening of the fireproof isolation groove body; inserting piece grooves for the positioning inserting pieces to be inserted in a matched mode are formed in the bottom faces of the left side and the right side of the conductor installing groove; the front end and the rear end of the lower flame-retardant plate are provided with inserting piece through openings through which the positioning inserting pieces can be matched and penetrate.
7. A fire-proof bus duct of claim 1, wherein the left flame retardant plate and the right flame retardant plate both have a thickness of 1-2cm.
8. The fireproof bus duct of claim 1, wherein the T-shaped bus duct cover is connected to the bus duct body by a fastening bolt.
9. The fireproof bus duct of claim 8, wherein the plurality of fastening bolts are uniformly distributed along the length direction of the bus duct body.
10. The fireproof bus duct of claim 1, wherein the front and rear ends of the left side and the front and rear ends of the right side of the bus duct body are connected with stainless steel protection plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221929379.0U CN217956634U (en) | 2022-07-22 | 2022-07-22 | Fireproof bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221929379.0U CN217956634U (en) | 2022-07-22 | 2022-07-22 | Fireproof bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217956634U true CN217956634U (en) | 2022-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221929379.0U Active CN217956634U (en) | 2022-07-22 | 2022-07-22 | Fireproof bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217956634U (en) |
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2022
- 2022-07-22 CN CN202221929379.0U patent/CN217956634U/en active Active
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