CN213425720U - Fire-resistant bus duct - Google Patents
Fire-resistant bus duct Download PDFInfo
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- CN213425720U CN213425720U CN202022105219.1U CN202022105219U CN213425720U CN 213425720 U CN213425720 U CN 213425720U CN 202022105219 U CN202022105219 U CN 202022105219U CN 213425720 U CN213425720 U CN 213425720U
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- upper cover
- fire
- copper bar
- bus duct
- resistant
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Abstract
The utility model relates to a fire-resistant bus duct, which comprises a shell, a supporting piece and a copper bar 1, wherein the shell comprises an upper cover 2, a side surface 3 and a bottom surface 4, the bottom surface 4 and the side surface 3 are integrally formed, and the outer walls of the two side surfaces 3 are respectively provided with a connecting plate 301; a connecting rod 201 is arranged on one side of the upper cover 2, the connecting rod 201 is hinged with a connecting plate 301, a convex block 202 is arranged on the other side of the upper cover 2, a threaded hole is formed in the convex block 202, a corresponding threaded hole is also formed in the connecting plate on the outer wall of the side face, and the other side of the upper cover 2 is fixed with the connecting plate 301 on the side face in a bolt connection mode; inside fixed mounting in bottom surface 4 has support piece, and copper bar 1 is installed on support piece, is provided with insulating barrier 5 between the copper bar 1, and both sides are close to and are provided with adiabatic fire-resistant baffle 6 between the copper bar 1 and the side 3 of the side of shell. The utility model has the advantages of simple structure, heat insulation, fire resistance, convenient maintenance and the like.
Description
Technical Field
The utility model relates to a bus duct technical field, concretely relates to 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 bus duct is realized having realized fire-resistant function, but, most of fire-resistant bus ducts are through arranging backplate inner chamber installation fire-resistant structure all around, and the installation is complicated, is not convenient for dismantle the female backplate when maintenance, consequently, need design a simple structure, the fire-resistant bus duct of the maintenance of being convenient for.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a fire-resistant bus duct, specific technical scheme is as follows:
a fire-resistant bus duct comprises a shell, supporting pieces and a copper bar (1), wherein the shell comprises an upper cover (2), side faces (3) and a bottom face (4), the bottom face (4) and the side faces (3) are integrally formed, and connecting plates (301) are arranged on the outer walls of the two side faces (3);
a connecting rod (201) is arranged on one side of the upper cover (2), the connecting rod (201) is hinged with the connecting plate (301), a convex block (202) is arranged on the other side of the upper cover (2), a threaded hole is formed in the convex block (202), a corresponding threaded hole is also formed in the connecting plate on the outer wall of the side face, and the other side of the upper cover (2) is fixed with the connecting plate (301) of the side face in a bolt connection mode;
a supporting piece is fixedly arranged in the bottom surface (4), the copper bars (1) are arranged on the supporting piece, an insulating partition plate (5) is arranged between the copper bars (1), a heat-insulating fire-resistant baffle plate (6) is arranged between the copper bars (1) and the side surfaces (3) of the two sides close to the side surfaces of the shell,
further, support piece include support column (7) and mounting panel (8), the bottom surface of mounting panel (8) install a plurality of support columns (7), the lower extreme of support column (7) install on bottom surface (4), copper bar (1) install on mounting panel (8).
Furthermore, a sealing strip (203) is arranged on the inner wall of the upper cover (2), and the sealing strip (203) is positioned at the contact position of the upper cover (2) and the side surface (3); the inner wall of the upper cover (2) is further provided with a plurality of strip-shaped refractory plugs (204), and under the condition that the upper cover (2) is buckled, the strip-shaped refractory plugs (204) are just positioned right above the copper bar (1) to protect the copper bar (1).
Furthermore, a first groove (801) is formed in the upper side face of the mounting plate (8), and the lower end of the insulating partition plate is inserted into the first groove, so that the insulating partition plate (5) is fixed on the mounting plate (8).
Furthermore, a second groove (401) is arranged on the bottom surface (4), and the bottom end of the heat-insulating fire-resistant baffle plate (6) is detachably inserted into the second groove (401).
When repairing the inside of the bus duct, the bolt is opened, one side of the upper cover is separated from the connecting block, and the upper cover is opened, so that the inside maintenance is facilitated.
The utility model has the advantages that: the utility model provides a bus duct is provided with multiple adiabatic structure and bearing structure, reduces the contact of copper bar and bus duct shell to reduce heat to the copper bar transmission, the short time can not influence the electric conductive property of bus duct because of external conflagration; the shell of the bus duct is of a movable connection structure, and the inside of the bus duct is convenient to maintain. The utility model has the advantages of simple structure, heat insulation, fire resistance, convenient maintenance and the like.
Drawings
Fig. 1 is a schematic structural view of a fire-resistant bus duct of the embodiment of the present invention.
The heat-insulation fireproof device comprises 1-copper bar, 2-upper cover, 201-connecting rod, 202-lug, 203-sealing strip, 204-strip-shaped fireproof plug, 3-side face, 301-connecting plate, 4-bottom face, 401-second groove, 5-insulation partition plate, 6-heat-insulation fireproof baffle plate, 7-supporting column, 8-mounting plate and 801-first groove.
The specific implementation mode is as follows:
in order to deepen understanding of the present invention, the following detailed description is made on the embodiments of the present invention with reference to the accompanying drawings.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve.
Examples
With reference to figure 1 of the drawings,
a fire-resistant bus duct comprises a shell, supporting pieces and a copper bar 1, wherein the shell comprises an upper cover 2, side faces 3 and a bottom face 4, the bottom face 4 and the side faces 3 are integrally formed, and connecting plates 301 are arranged on the outer walls of the two side faces 3;
a connecting rod 201 is arranged on one side of the upper cover 2, the connecting rod 201 is hinged with a connecting plate 301, a convex block 202 is arranged on the other side of the upper cover 2, a threaded hole is formed in the convex block 202, a corresponding threaded hole is also formed in the connecting plate on the outer wall of the side face, and the other side of the upper cover 2 is fixed with the connecting plate 301 on the side face in a bolt connection mode;
a supporting piece is fixedly arranged in the bottom surface 4, the copper bars 1 are arranged on the supporting piece, an insulating partition plate 5 is arranged between the copper bars 1, a heat-insulating fire-resistant baffle plate 6 is arranged between the copper bars 1 and the side surface 3 which are close to the side surface of the shell at two sides,
further, support piece includes support column 7 and mounting panel 8, and a plurality of support columns 7 are installed to mounting panel 8's bottom surface, and the lower extreme of support column 7 is installed on bottom surface 4, and copper bar 1 is installed on mounting panel 8.
Further, a sealing strip 203 is arranged on the inner wall of the upper cover 2, and the sealing strip 203 is positioned at the contact position of the upper cover 2 and the side surface 3; still set up a plurality of bar refractory plugs 204 on the 2 inner walls of upper cover, under the condition of 2 locks of upper cover, bar refractory plug 204 just in time is located copper bar 1 directly over, protects copper bar 1.
Further, a first groove 801 is provided on the upper face of the mounting plate 8, and the lower end of the insulating spacer is inserted into the first groove, thereby fixing the insulating spacer 5 to the mounting plate 8.
Further, a second groove 401 is provided on the bottom surface 4, and the bottom end of the heat-insulating fire-resistant baffle 6 is detachably inserted into the second groove 401.
When repairing the inside of the bus duct, the bolt is opened, one side of the upper cover is separated from the connecting block, and the upper cover is opened, so that the inside maintenance is facilitated.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme consisting of the equivalent replacement of the technical features. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.
Claims (5)
1. A fire-resistant bus duct is characterized by comprising a shell, supporting pieces and a copper bar (1), wherein the shell comprises an upper cover (2), side faces (3) and a bottom face (4), the bottom face (4) and the side faces (3) are integrally formed, and connecting plates (301) are arranged on the outer walls of the two side faces (3);
a connecting rod (201) is arranged on one side of the upper cover (2), the connecting rod (201) is hinged with the connecting plate (301), a convex block (202) is arranged on the other side of the upper cover (2), a threaded hole is formed in the convex block (202), a corresponding threaded hole is also formed in the connecting plate on the outer wall of the side face, and the other side of the upper cover (2) is fixed with the connecting plate (301) of the side face in a bolt connection mode;
bottom surface (4) inside fixed mounting have support piece, copper bar (1) install on support piece, copper bar (1) between be provided with insulating barrier (5), be provided with adiabatic fire-resistant baffle (6) between copper bar (1) and side (3) of both sides near the side of shell.
2. The fire-resistant bus duct of claim 1, wherein the support comprises a plurality of support columns (7) and a mounting plate (8), the bottom surface of the mounting plate (8) is provided with the support columns (7), the lower ends of the support columns (7) are arranged on the bottom surface (4), and the copper bar (1) is arranged on the mounting plate (8).
3. The fire-resistant bus duct of claim 1, characterized in that a sealing strip (203) is arranged on the inner wall of the upper cover (2), and the sealing strip (203) is positioned at the contact position of the upper cover (2) and the side surface (3); the inner wall of the upper cover (2) is further provided with a plurality of strip-shaped refractory plugs (204), and under the condition that the upper cover (2) is buckled, the strip-shaped refractory plugs (204) are just positioned right above the copper bar (1) to protect the copper bar (1).
4. The fire-resistant bus duct of claim 2, wherein a first groove (801) is formed on the upper surface of the mounting plate (8), and the lower end of the insulating partition is inserted into the first groove, so that the insulating partition (5) is fixed on the mounting plate (8).
5. The fire-resistant bus duct of claim 1, characterized in that a second groove (401) is arranged on the bottom surface (4), and the bottom end of the heat-insulating fire-resistant baffle plate (6) is detachably inserted into the second groove (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022105219.1U CN213425720U (en) | 2020-09-23 | 2020-09-23 | Fire-resistant bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022105219.1U CN213425720U (en) | 2020-09-23 | 2020-09-23 | Fire-resistant bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213425720U true CN213425720U (en) | 2021-06-11 |
Family
ID=76263832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022105219.1U Active CN213425720U (en) | 2020-09-23 | 2020-09-23 | Fire-resistant bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213425720U (en) |
-
2020
- 2020-09-23 CN CN202022105219.1U patent/CN213425720U/en active Active
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