CN215817409U

CN215817409U - Fire prevention intensive bus duct

Info

Publication number: CN215817409U
Application number: CN202122172737.XU
Authority: CN
Inventors: 陈剑超; 魏春良; 蒋晓冬; 钟斌燚
Original assignee: Jiaxing Zhenghui Electric Power Equipment Co ltd
Current assignee: Jiaxing Zhenghui Electric Power Equipment Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-02-11
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a fireproof intensive bus duct which comprises a bottom frame and a top frame, wherein the top frame is connected to the upper end of the bottom frame in a covering mode, the bottom frame and the top frame form a bus duct body, a bus bar is arranged in the middle of the bus duct body and comprises a plurality of copper bars, insulation plates are arranged among the copper bars, connectors are arranged at two ends of the bus bar, fireproof plates are arranged on the periphery of the bus duct body and connected with the bus duct body through connecting plates, the four fireproof plates form a fireproof frame body, a fireproof cover is connected onto the fireproof frame body in a sliding mode, first mounting holes are arranged at two ends of the fireproof cover, second mounting holes are arranged at two ends of the fireproof frame body, and the first mounting holes are matched with the second mounting holes. The fireproof intensive bus duct provided by the utility model has high-efficiency fireproof performance, can avoid bus power supply lines from being burnt, and is simple in mounting structure and more convenient.

Description

Fire prevention intensive bus duct

Technical Field

The utility model belongs to the field of power transmission equipment, and particularly relates to a fireproof intensive bus duct.

Background

The bus duct is a novel conductor formed by using copper or aluminum as a conductor, using a non-olefinic insulating support and then being installed in a metal groove. Nowadays, the wiring system is indispensable for electrical equipment and power systems of high-rise buildings, factories, and the like. Because of the need of various building electric power of buildings, factories, etc., and the need has a tendency to increase year by year, the use of the original circuit wiring method, i.e., the pipe-through method, brings many difficulties in construction, and when the power distribution system is to be changed, it is almost impossible to make it simpler, however, if the bus duct is adopted, the purpose can be achieved very easily, and in addition, the building can be more beautiful. With the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, particularly, the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission lead cannot meet the requirement in a large-current transmission system, and the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection. The plug-in type bus duct is produced as a novel distribution wire, and compared with the traditional cable, the plug-in type bus duct fully embodies the superiority thereof in large current transmission.

According to the GA/T537 test standard of the fire-fighting system of the national ministry of public security, taking a fire-resistant bus duct of 60 minutes to 90 minutes as an example, the test of the highest temperature of 1000 ℃ closed furnace temperature needs to be carried out and the continuity is kept. However, the bus duct in the prior art is often complex in structural design to meet the standard, and is inconvenient for field installation.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model aims to provide a fireproof intensive bus duct.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a fire prevention intensive bus duct, includes underframe and top frame, top frame lid connects the upper end of underframe, underframe and top frame constitute the bus duct body, the middle part of bus duct body is equipped with the generating line and arranges, the generating line is arranged including a plurality of copper bars, be equipped with the insulation board between the copper bar, the both ends that the generating line was arranged are equipped with the connector, be equipped with the PLASTIC LAMINATED around the bus duct body, the PLASTIC LAMINATED pass through the connecting plate with this body coupling of bus duct, four the PLASTIC LAMINATED constitutes the fire prevention framework, sliding connection has the fire prevention cover in the fire prevention framework, the both ends of fire prevention cover are equipped with first mounting hole, the both ends of fire prevention framework are equipped with the second mounting hole, first mounting hole with the second mounting hole phase-match.

Preferably, the outer end of the fireproof frame body is provided with a plurality of pairs of first bulges, each pair of first bulges and the fireproof frame body enclose a first groove, the inner end of the fireproof cover is provided with a plurality of second bulges, and the second bulges are in one-to-one correspondence with the first grooves.

Preferably, the inside of bus duct is equipped with a plurality of anchor clamps, anchor clamps include U type splint and I shape splint, U type splint are installed in the bus duct body, the generating line row inserts in the U type splint, the one end of I shape splint is inserted the upper end that the generating line was arranged, the other end of I shape splint is equipped with the third mounting hole, the upper end of U type splint is equipped with the fourth mounting hole, third mounting hole and fourth mounting hole phase-match.

Preferably, the clamp includes a bolt and a nut, and one end of the bolt passes through the third mounting hole and the fourth mounting hole to be connected with the nut.

Preferably, a fireproof layer is arranged between the fireproof frame body and the bus duct body and is made of high-temperature-resistant insulating materials.

The fireproof intensive bus duct has the advantages that the fireproof intensive bus duct is high in fireproof performance, capable of avoiding bus power supply lines from being burnt, simple in installation structure and convenient to use.

Drawings

Fig. 1 is a schematic connection diagram of a preferred embodiment provided by the present invention.

Fig. 2 is a schematic cross-sectional view of a preferred embodiment provided by the present invention.

The reference numerals include: 10. a fire-proof cover; 11. a first mounting hole; 20. a fire-proof frame body; 21. a second mounting hole; 22. a first protrusion; 23. a first groove; 24. a connecting plate; 30. a bus duct body; 31. copper bars; 32. an insulating plate; 41. a U-shaped splint; 42. an I-shaped splint; 43. a bolt; 44. and a nut.

Detailed Description

The utility model discloses a fireproof intensive bus duct, and the specific implementation mode of the utility model is further described in combination with the preferred embodiment.

Referring to fig. 1-2 of the drawings, fig. 1 is a schematic connection diagram of a preferred embodiment provided by the present invention, and fig. 2 is a schematic cross-sectional diagram of the preferred embodiment provided by the present invention.

Preferred embodiments.

This embodiment provides an intensive bus duct of fire prevention, including underframe and top frame, top frame lid connects the upper end of underframe, underframe and top frame constitute bus duct body 30, bus duct body 30's middle part is equipped with the generating line row, the generating line row includes a plurality of copper bars 31, be equipped with insulation board 32 between the copper bar 31, the both ends that the generating line was arranged are equipped with the connector, bus duct body 30 be equipped with the PLASTIC LAMINATED all around, the PLASTIC LAMINATED pass through connecting plate 24 with bus duct body 30 is connected, four the PLASTIC LAMINATED constitutes fire prevention framework 20, sliding connection has fire prevention cover 10 on the fire prevention framework 20, the both ends of fire prevention cover 10 are equipped with first mounting hole 11, the both ends of fire prevention framework 20 are equipped with second mounting hole 21, first mounting hole 11 with second mounting hole 21 phase-match.

The former fireproof intensive bus duct and the latter fireproof intensive bus duct are connected in an oppositely-inserted mode through connectors, the fireproof cover 10 is moved, the first mounting hole 11 at one end of the fireproof cover 10 corresponds to the former fireproof intensive bus duct second mounting hole 21, the first mounting hole 11 at the other end of the fireproof cover 10 corresponds to the latter fireproof intensive bus duct second mounting hole 21, and the first mounting hole 11 and the second mounting hole 21 are used for connecting the two fireproof intensive bus ducts together.

The outer end of the fireproof frame body 20 is provided with a plurality of pairs of first bulges 22, each pair of first bulges 22 and the fireproof frame body 20 enclose a first groove 23, the inner end of the fireproof cover 10 is provided with a plurality of second bulges, and the second bulges are in one-to-one correspondence with the first grooves 23. The second protrusion slides along the length direction of the first groove 23, that is, the fireproof cover 10 can slide on the fireproof frame 20, so that the first mounting hole 11 and the second mounting hole 21 can be aligned conveniently, and two fireproof intensive bus ducts can be connected conveniently.

The inside of bus duct is equipped with a plurality of anchor clamps, anchor clamps include U type splint 41 and I shape splint 42, U type splint 41 is installed in the bus duct body 30, the generating line is arranged and is inserted in U type splint 41, I shape splint 42's one end is inserted the upper end that the generating line was arranged, I shape splint 42's the other end is equipped with the third mounting hole, the upper end of U type splint 41 is equipped with the fourth mounting hole, third mounting hole and fourth mounting hole phase-match.

The clamp comprises a bolt 43 and a nut 44, one end of the bolt 43 penetrates through the third mounting hole and the fourth mounting hole to be connected with the nut 44, the clamp can clamp and fix the busbar in the bus duct body 30, the busbar can be prevented from shaking, and the fireproof intensive bus duct is more stable.

Fireproof frame 20 with be equipped with the flame retardant coating between bus duct body 30, the flame retardant coating is high temperature resistant insulating material, like ceramic silicon rubber, ceramic silicon rubber has characteristics such as splendid fire prevention, fire-retardant, low cigarette, nontoxic, ensures that the intensive bus duct of fire prevention has efficient fire behavior, can avoid bus power supply line to burn out.

It should be noted that the technical features of the selection of the high temperature resistant insulating material and the installation of the clamp according to the present invention should be regarded as the prior art, and the specific structure, the operation principle, the control mode and the spatial arrangement mode of the technical features may be selected conventionally in the field, and should not be regarded as the points of the present invention, and the present invention is not further specifically described in detail.

It will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a fire prevention intensive busway which characterized in that: including underframe and top frame, top frame lid connects the upper end of underframe, underframe and top frame constitute the bus duct body, the middle part of bus duct body is equipped with the generating line and arranges, the generating line is arranged including a plurality of copper bars, be equipped with the insulation board between the copper bar, the both ends that the generating line was arranged are equipped with the connector, be equipped with the PLASTIC LAMINATED around the bus duct body, the PLASTIC LAMINATED pass through the connecting plate with this body coupling of bus duct, four the PLASTIC LAMINATED constitutes the fire prevention framework, sliding connection has the fire prevention cover in the fire prevention framework, the both ends of fire prevention cover are equipped with first mounting hole, the both ends of fire prevention framework are equipped with the second mounting hole, first mounting hole with the second mounting hole phase-match.

2. The fire protection dense busway of claim 1, wherein: the outer end of the fireproof frame body is provided with a plurality of pairs of first bulges, each pair of first bulges and the fireproof frame body enclose a first groove, the inner end of the fireproof cover is provided with a plurality of second bulges, and the second bulges correspond to the first grooves one to one.

3. The fire protection dense busway of claim 1, wherein: the inside of bus duct is equipped with a plurality of anchor clamps, anchor clamps include U type splint and I shape splint, U type splint are installed in the bus duct body, the generating line row inserts in the U type splint, the one end of I shape splint is inserted the upper end that the generating line was arranged, the other end of I shape splint is equipped with the third mounting hole, the upper end of U type splint is equipped with the fourth mounting hole, third mounting hole and fourth mounting hole phase-match.

4. The fire protection dense busway of claim 3, wherein: the clamp comprises a bolt and a nut, and one end of the bolt penetrates through the third mounting hole and the fourth mounting hole to be connected with the nut.

5. The fire protection dense busway of claim 1, wherein: and a fireproof layer is arranged between the fireproof frame body and the bus duct body and is made of high-temperature-resistant insulating material.