CN212412700U

CN212412700U - Double-layer bus duct based on thermal insulation and flame retardation

Info

Publication number: CN212412700U
Application number: CN202021095917.1U
Authority: CN
Inventors: 黄国永; 朱其军; 赵志维
Original assignee: Guangdong Changdian Technology Co ltd
Current assignee: Guangdong Changdian Technology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-01-26
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a double-deck bus duct based on thermal-insulated fire-retardant, including the generating line cell body of combination formula, set up first electrically conductive row and the second electrically conductive row in the generating line cell body, the generating line cell body includes two outer panels that are parallel to each other, sets up two connecting plates at two outer panel inboard upper and lower extremes, installs the upper baffle below the connecting plate near the outer panel upper end, installs the lower baffle above the connecting plate near the outer panel lower extreme, through the middle frame of fix with screw in the middle part of the outer panel, correspond the first interior roof that sets up in first electrically conductive row both sides to and correspond the second interior roof that sets up in second electrically conductive row both sides; the bus duct adopts a double-layer structure form, not only has larger current carrying capacity, but also has heat insulation and flame retardant properties, namely, the bus duct can be used in normal power supply and distribution occasions with larger load demands, also can dissipate heat and avoid ignition, and ensures the safety of people's lives and properties.

Description

Double-layer bus duct based on thermal insulation and flame retardation

Technical Field

The utility model particularly relates to a double-deck formula bus duct based on it is thermal-insulated fire-retardant.

Background

The existing various bus ducts can be suitable for high-rise buildings, multi-storey industrial plants, workshops and process workshops with intensive machine tools, and places such as laboratories, exhibition halls, gymnasiums, hotels, banks and the like, can be used as power feeding and power distribution, and generally have the characteristics of safety, reliability, convenience in installation, flexibility in construction, small size and large capacity.

When this fire prevention bus duct is circular telegram for a long time, alternate insulating material can lead to the bus duct unable work or even cause the accident because of the unable reduction of temperature, can not use under daily state simultaneously, and bulky, installation procedure is complicated, the engineering volume is big, and it is great that required laying space and construction space are great, and the construction period is long, and the cost is expensive. Compared with an external-wrapping fireproof bus duct, the epoxy resin pouring fireproof bus duct is small in size, simple and convenient in manufacturing process and construction, and insufficient in fireproof, heat-insulating and flame-retardant performances as shown by some detection reports.

Disclosure of Invention

In view of this, the utility model aims at providing an adopted bilayer structure form, not only have great current-carrying capacity, also have thermal-insulated fire-retardant characteristic's bilayer formula bus duct.

In order to solve the technical problem, the technical scheme of the utility model is that:

a double-layer bus duct based on heat insulation and flame retardance comprises a combined bus duct body, a first conductive bar arranged at the upper end inside the bus duct body, a second conductive bar arranged at the lower end inside the bus duct body and symmetrical with the first conductive bar, wherein the bus duct body comprises two outer side plates which are parallel to each other, two connecting plates which are arranged at the upper end and the lower end inside the two outer side plates and two ends of which are fixed with the outer side plates through screws, an upper baffle plate which is arranged below the connecting plate close to the upper end of the outer side plate and two ends of which are fixed with the outer side plates through screws, a lower baffle plate which is arranged above the connecting plate close to the lower end of the outer side plate and two ends of which are fixed with the outer side plates through screws, an intermediate frame which is fixed in the middle of the outer side plate through screws and is used for separating the first conductive bar from the second conductive bar, and the second inner top plates are correspondingly arranged at two sides of the second conductive bar.

Preferably, the upper partition plate is matched with a connecting plate at the upper end of the outer side plate, and a rectangular air channel is formed between the upper partition plate and the connecting plate.

Preferably, the lower partition plate is matched with the connecting plate at the lower end of the outer side plate, and a rectangular air channel is formed between the lower partition plate and the connecting plate.

Preferably, the first inner ceiling plate and the second inner ceiling plate are respectively engaged with the outer panel to form a ceiling air groove.

Preferably, the middle frame comprises two vertical plates which are attached to the outer side plate and fixed through screws, and two transverse plates which are arranged between the vertical plates and parallel to each other, and the two transverse plates and the vertical plates are integrally formed.

Preferably, the first conductive bar includes support plates, and bus bar conductors disposed between the support plates and fixed to the support plates, the support plates being in contact with inner sides of the upper partitions at the upper ends of the outer plates. And one surface of the supporting plate, which is contacted with the bus conductors, is provided with semicircular grooves corresponding to the number of the bus conductors.

Preferably, the bus bar conductor comprises metal plates and ceramic blocks which are arranged on the metal plates and are arranged in a graded mode, the ceramic blocks are used for preventing the two adjacent metal plates from being in mutual contact to generate short circuit, the heat dissipation space between the two adjacent metal plates can be enlarged, and the heat dissipation effect is enhanced.

Preferably, the structure of the second conductive row corresponds to the structure of the first conductive row.

The utility model discloses technical effect mainly embodies in following aspect: the bus duct adopts a double-layer structure form, not only has larger current carrying capacity, but also has heat insulation and flame retardant properties, namely, the bus duct can be used in normal power supply and distribution occasions with larger load demands, also can dissipate heat and avoid ignition, and ensures the safety of people's lives and properties.

Drawings

Fig. 1 is a structural diagram of a double-layer bus duct based on heat insulation and flame retardation;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a block diagram of the intermediate frame of FIG. 1;

fig. 4 is a structural view of the bus bar conductor in fig. 1.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "left end", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.

Examples

A double-layer bus duct based on heat insulation and flame retardance is disclosed, as shown in figure 1-2, and comprises a combined bus duct body 1, a first conductive bar 2 arranged at the upper end inside the bus duct body 1, and a second conductive bar 3 arranged at the lower end inside the bus duct body 1 and symmetrical to the first conductive bar 2, wherein the bus duct body 1 comprises two outer side plates 11 which are parallel to each other, two connecting plates 12 which are arranged at the upper and lower ends inside the two outer side plates 11 and both ends of which are fixed with the outer side plates 11 through screws, an upper baffle plate 13 which is arranged below the connecting plate 12 close to the upper end of the outer side plate 11 and both ends of which are fixed with the outer side plates 11 through screws, a lower baffle plate 14 which is arranged above the connecting plate 12 close to the lower end of the outer side plate 11 and both ends of which are fixed with the outer side plate 11 through screws, and a middle frame 15 which is fixed in the middle of the outer side plate, a first inner top plate 16 correspondingly disposed at both sides of the first conductive bar 2, and a second inner top plate 17 correspondingly disposed at both sides of the second conductive bar 3. Go up baffle 13 and the cooperation of connecting plate 12 of 11 upper ends in outer panel, form a rectangular air passage between and, can play thermal-insulated and radiating effect, play the temperature that reduces the bus duct, effective fire-retardant. The lower partition plate 14 is matched with the connecting plate 12 at the lower end of the outer side plate 11, and a rectangular air channel is formed between the lower partition plate and the connecting plate, so that the effects of heat insulation and heat dissipation can be achieved, the temperature of the bus duct is reduced, and the flame retardant effect is achieved. First roof 16, second roof 17 cooperate with outer panel 11 respectively to form roof air slot, can play thermal-insulated and radiating effect, play the temperature that reduces the bus duct, effective fire-retardant.

The first conductor bar 2 includes support plates 21, and bus bar conductors 22 disposed between the support plates 21 and fixed to the support plates 21, the support plates 21 being in contact with the inner side surfaces of the upper partition plates 13 at the upper ends of the outer plates 11. The support plate 21 has semicircular grooves 211 corresponding to the number of the bus bar conductors 22 on the surface contacting the bus bar conductors 22, and the bus bar conductors 22 can be fixed by receiving the bus bar conductors 22 in the semicircular grooves 211.

As shown in fig. 3, the middle frame 15 includes two vertical plates 151 attached to the outer side plate 11 and fixed by screws, and two horizontal plates 152 disposed between the vertical plates 151 and parallel to each other, the two horizontal plates 152 and the vertical plates 151 are integrally formed, and a rectangular ventilation slot is formed between the two horizontal plates 152, so as to facilitate air circulation, and facilitate heat dissipation and flame retardation.

As shown in fig. 4, the bus bar conductor 22 includes metal plates 221, and ceramic blocks 222 disposed on the metal plates 221 and arranged in a graded manner, and the ceramic blocks 22 are used for preventing two adjacent metal plates 221 from contacting each other to generate short circuit, and can increase a heat dissipation space between the two metal plates 221 and enhance the heat dissipation effect.

In this embodiment, the structure of the second conductive row 3 corresponds to the structure of the first conductive row 2.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. The utility model provides a double-deck formula bus duct based on it is thermal-insulated fire-retardant, is in including the generating line groove body of combination formula, set up the first electrically conductive row of the inside upper end of generating line groove body, and set up generating line groove, its characterized in that are led to the second of the inside lower extreme of generating line groove body and with first electrically conductive row symmetry: the bus duct body comprises two outer side plates which are parallel to each other, two connecting plates which are arranged at the upper end and the lower end of the inner sides of the two outer side plates and are fixed at the two ends through screws, an upper baffle which is arranged below the connecting plate close to the upper end of the outer side plate and is fixed at the two ends through screws and the outer side plate, a lower baffle which is arranged above the connecting plate close to the lower end of the outer side plate and is fixed at the two ends through screws, an intermediate frame which is arranged in the middle of the outer side plate and used for separating a first conductive bar and a second conductive bar, first inner top plates which are arranged at the two sides of the first conductive bar correspondingly, and second inner top plates which are arranged at the two sides of the second conductive bar.

2. The double-layer bus duct based on heat insulation and flame retardance as claimed in claim 1, wherein: the upper partition board is matched with a connecting board at the upper end of the outer side board, and a rectangular air channel is formed between the upper partition board and the connecting board.

3. The double-layer bus duct based on heat insulation and flame retardance as claimed in claim 1, wherein: the lower partition board is matched with the connecting board at the lower end of the outer side board, and a rectangular air channel is formed between the lower partition board and the connecting board.

4. The double-layer bus duct based on heat insulation and flame retardance as claimed in claim 1, wherein: the first inner top plate and the second inner top plate are respectively matched with the outer side plate and form a top plate air groove.

5. The double-layer bus duct based on heat insulation and flame retardance as claimed in claim 1, wherein: the middle frame comprises two vertical plates which are attached to the outer side plates and fixed through screws, and two transverse plates which are arranged between the vertical plates and are parallel to each other, wherein the two transverse plates and the vertical plates are integrally formed.

6. The double-layer bus duct based on heat insulation and flame retardance as claimed in claim 1, wherein: the first conducting bar comprises supporting plates and bus conductors arranged between the supporting plates and fixed with the supporting plates, the supporting plates are in contact with the inner side faces of upper partition plates at the upper ends of the outer side plates, and semicircular grooves corresponding to the number of the bus conductors are formed in the surfaces, in contact with the bus conductors, of the supporting plates.

7. The double-layer bus duct based on heat insulation and flame retardance as claimed in claim 6, wherein: the bus conductor comprises metal plates and ceramic blocks which are arranged on the metal plates and are arranged in a graded mode, the ceramic blocks are used for preventing the two adjacent metal plates from being in mutual contact to generate short circuit, the heat dissipation space between the two metal plates can be enlarged, and the heat dissipation effect is enhanced.

8. The double-layer bus duct based on heat insulation and flame retardance as claimed in claim 1, wherein: the structure of the second conductive bar is identical to the structure of the first conductive bar.