CN216819329U - Fire-resistant bus duct with good heat resistance - Google Patents
Fire-resistant bus duct with good heat resistance Download PDFInfo
- Publication number
- CN216819329U CN216819329U CN202123209144.2U CN202123209144U CN216819329U CN 216819329 U CN216819329 U CN 216819329U CN 202123209144 U CN202123209144 U CN 202123209144U CN 216819329 U CN216819329 U CN 216819329U
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- Prior art keywords
- bus duct
- fire
- heat resistance
- good heat
- groove
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- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 17
- 239000006260 foam Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 34
- 230000017525 heat dissipation Effects 0.000 claims description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 1
- -1 phenolic aldehyde Chemical class 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000006261 foam material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Installation Of Bus-Bars (AREA)
Abstract
The utility model provides a fire-resistant bus duct with good heat resistance, which comprises the following components: two outer combined covers and a bus duct; the mounting groove, the inside of outer combination lid is seted up in the mounting groove, interior restriction strip is installed to the bottom of mounting groove inner wall, the back mounted of interior restriction strip has first connecting block, outer restriction strip is all installed to the both sides at mounting groove inner wall top. The fire-resistant bus duct with good heat resistance provided by the utility model passes through the first filling groove and the second filling groove, and the fire-resistant foam plates made of phenolic aldehyde materials are filled in the first filling groove and the second filling groove, so that the conductive bar of the bus duct is isolated from the outside, and even if the inside is on fire, the conductive bar can be isolated by the fire-resistant foam plates wrapped around, so that the bus duct has extremely good fire resistance, and the service life and the safety performance of the bus duct are greatly improved.
Description
Technical Field
The utility model relates to the field of bus ducts, in particular to a fire-resistant bus duct with good heat resistance.
Background
The bus duct is a closed metal device consisting of copper and aluminum bus posts and is used for distributing large power for each element of a dispersion system.
When the high-power element is used, more conductive plug rows are needed, so that intensive bus ducts are used, the intensive bus ducts are suitable for power supply and distribution systems with alternating-current three-phase four-wire and three-phase five-wire systems, the frequency of 50-60 Hz, the rated voltage of 690V and the rated working current of 250-5000A, the intensive bus ducts are used as auxiliary equipment of power supply and distribution equipment in industrial and mining, enterprises and public institutions and high-rise buildings, and the intensive bus ducts are particularly suitable for the transformation of workshops and old enterprises.
The protecting sheathing of ordinary bus duct is mostly connected with the contact with leading electrical drainage to lead to the bus duct when using to catch a fire, the burning things which may cause a fire disaster is easily along with leading electrical drainage to conduct the external world, thereby makes whole bus duct burning, causes follow-up serious conflagration even.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fire-resistant bus duct with good heat resistance, and solves the problem that the fire resistance of a common bus duct is poor.
In order to solve the technical problems, the refractory bus duct with good heat resistance provided by the utility model comprises: two outer combined covers and a bus duct;
the mounting groove is formed in the outer combined cover, an inner limiting strip is mounted at the bottom of the inner wall of the mounting groove, a first connecting block is mounted on the back of the inner limiting strip, and outer limiting strips are mounted on two sides of the top of the inner wall of the mounting groove;
the side sealing plate is arranged inside the mounting groove through a connecting strip and is positioned between the outer limiting strip and the inner limiting strip;
the four extending strips are arranged on two sides of the bus duct in pairs respectively;
the other side of the side sealing plate forms a first filling groove, two second filling grooves are formed between the top bottom of the bus duct and the top bottom opposite to the outer combined cover, the inner limiting strip is L-shaped, a threaded hole is formed in the first connecting block, and the connecting strip is fixed with the inner part of the outer combined cover through a screw.
Preferably, a second connecting block is installed on the front face of the first connecting block, a sealing frame is installed on the front face of the second connecting block, and the second connecting block is connected with the first connecting block through screws.
Preferably, an inner sealing plate is arranged on one side of the sealing frame, a radiating groove is formed between the inner sealing plate and the bus duct, and the inner sealing plate is used for isolating a radiating area of the bus duct from a fireproof foam material area.
Preferably, both sides of the bus duct are provided with communicating grooves, and the communicating grooves are communicated with the radiating grooves.
Preferably, the fireproof foam boards filled in the first filling groove and the second filling groove are made of foam boards made of phenolic materials, and the fireproof foam boards filled in the first filling groove and the second filling groove are made of existing materials.
Preferably, the front surface of the side sealing plate is provided with an outer connecting plate which is L-shaped.
Preferably, the outer portion of the outer connecting plate is provided with a closed cover through a screw, the front surface of the closed cover is provided with a plurality of extension grooves, and the extension grooves are used for extending the conducting bars out.
Compared with the related art, the refractory bus duct with good heat resistance provided by the utility model has the following beneficial effects:
the utility model provides a fire-resistant bus duct with good heat resistance, wherein the outside of the bus duct is wrapped by side sealing plates, and meanwhile, an outer combined cover is spliced with the side sealing plates, so that first filling grooves are formed between two sides of the bus duct and the bus duct, a second filling groove is formed between the top bottom of the bus duct and the outer combined cover, and fire-resistant foam plates made of phenolic materials are filled in the first filling grooves and the second filling grooves, so that a conductive bar of the bus duct is isolated from the outside, and even if the inside is on fire, the bus duct can be isolated by the fire-resistant foam plates wrapped around, so that the bus duct has extremely good fire resistance, and the service life and the safety performance of the bus duct are greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a refractory bus duct with good heat resistance provided by the utility model;
fig. 2 is a schematic structural view of the back of the bus duct provided by the utility model;
FIG. 3 is a schematic structural view of an outer assembled cover according to the present invention;
FIG. 4 is a schematic structural view of a side sealing plate according to the present invention;
fig. 5 is a schematic structural diagram of a bus duct provided by the utility model;
fig. 6 is a schematic structural diagram of a second embodiment of the refractory bus duct with good heat resistance provided by the utility model;
FIG. 7 is a schematic structural view of a containment housing provided in accordance with the present invention;
reference numbers in the figures: 1. the sealing structure comprises a first connecting block, 2, a heat dissipation groove, 3, a first filling groove, 4, a second filling groove, 5, an outer combined cover, 6, an inner limiting strip, 7, an outer limiting strip, 8, a mounting groove, 9, a side sealing plate, 10, a sealing frame, 11, a connecting strip, 12, a bus duct, 13, a second connecting block, 14, an inner sealing plate, 15, a conductive groove, 16, a communication groove, 17, an extension strip, 18, an outer connecting plate, 19, an extension groove, 20 and a sealing cover.
Detailed Description
The utility model is further described with reference to the following figures and embodiments.
First embodiment
Referring to fig. 1 to fig. 5, fig. 1 is a schematic structural diagram of a first embodiment of a refractory bus duct with good heat resistance according to the present invention; fig. 2 is a schematic structural view of the back of the bus duct provided by the utility model; FIG. 3 is a schematic structural view of an outer assembled cover according to the present invention; FIG. 4 is a schematic structural view of a side sealing plate according to the present invention; fig. 5 is a schematic structural diagram of the bus duct provided by the utility model. The fire-resistant bus duct with good heat resistance comprises: two outer combined covers 5 and a bus duct 12.
Second connecting block 13 is installed in the front of first connecting block 1, sealed frame 10 is installed in the front of second connecting block 13, sealed frame 10 is used for avoiding revealing of fire prevention foam, pass through screw connection between second connecting block 13 and the first connecting block 1.
An inner sealing plate 14 is arranged on one side of the sealing frame 10, a heat dissipation groove 2 is formed between the inner sealing plate 14 and the bus duct 12, and the inner sealing plate 14 is used for isolating a heat dissipation area of the bus duct 12 from a fireproof foam material area, so that an independent heat dissipation space is formed for the bus duct 12. Both sides of the bus duct 12 are provided with communicating grooves 16, and the communicating grooves 16 are communicated with the radiating grooves 2.
The fireproof foam board filled in the first filling groove 3 and the second filling groove 4 is made of a foam board made of phenolic aldehyde materials, and the fireproof foam board filled in the first filling groove 3 and the second filling groove 4 is made of an existing material.
When the bus duct 12 is assembled, two side sealing plates 9 are arranged between two outer combined covers 5 and are fixed through connecting strips 11 and screws, then a sealing frame 21 is arranged inside the outer combined covers 5, a first connecting block 1 and a second connecting block 13 are connected and fixed through screws, then the first connecting block and the second connecting block are clamped between inner limiting strips 6 through extension strips 17, the bus duct 12 is inserted into the mounting groove 8, then a sealing plate 14 is inserted between the extension strips 17 at the top and the bottom of the bus duct 12, and finally a fireproof foam plate is added into the first filling groove 3 and the second filling groove 4;
when the inside of bus duct 12 was on fire, the fire source can be obstructed in the inside of bus duct 12 body, thereby because outside surrounding type fire-proof material makes the fire source can't conduct the external world with bus duct 12 and external space separation.
Compared with the related art, the refractory bus duct with good heat resistance provided by the utility model has the following beneficial effects:
through the outside parcel of side seal board 9 with bus duct 12, outer combined cover 5 is assembled with side seal board 9 simultaneously, thereby make and form first filling groove 3 between the both sides of bus duct 12 and the bus duct 12, and form second filling groove 4 between the top bottom of bus duct 12 and the outer combined cover 5, and fill phenolic material's fire prevention cystosepiment in the inside of first filling groove 3 and second filling groove 4, thereby make the electrically conductive row and the outside of bus duct isolated, even inside is on fire, also can be isolated by the fire-retardant cystosepiment of parcel all around, thereby make the bus duct possess very good fire resistance, very big improvement the life and the security performance of bus duct.
Second embodiment
Referring to fig. 6 to 7, in particular, a refractory bus duct with good heat resistance provided by the second embodiment of the present application is different in that an outer connecting plate 18 is installed on a front surface of the side sealing plate 9, and the outer connecting plate 18 is L-shaped.
The external connection board 18 is externally provided with a closed cover 20 through screws, the front surface of the closed cover 20 is provided with a plurality of extension grooves 19, the closed cover 20 is used for shielding the external part of the closed conductive bar, and the extension grooves 19 are used for extending the conductive bar out.
Compared with the related art, the refractory bus duct with good heat resistance provided by the utility model has the following beneficial effects:
the sealing cover 20 is installed outside the outer connecting plate 18 through screws, so that the joints of the conductive bars of the bus duct 12 are sealed and isolated, the joints of the conductive bars can be isolated from fire source combustion and have a dustproof effect, and the overall fire resistance of the bus duct 12 is further improved.
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 (7)
1. A fire-resistant bus duct that heat resistance is good, its characterized in that includes: two outer combined covers (5) and a bus duct (12);
the mounting groove (8) is formed in the outer combined cover (5), an inner limiting strip (6) is mounted at the bottom of the inner wall of the mounting groove (8), a first connecting block (1) is mounted on the back of the inner limiting strip (6), and outer limiting strips (7) are mounted on two sides of the top of the inner wall of the mounting groove (8);
the side sealing plate (9) is installed inside the installation groove (8) through a connecting strip (11) and is positioned between the outer limiting strip (7) and the inner limiting strip (6);
the four extending strips (17) are respectively arranged on two sides of the bus duct (12) in pairs;
and a first filling groove (3) is formed on the other side of the side sealing plate (9), and two second filling grooves (4) are formed between the top bottom of the bus duct (12) and the top bottom opposite to the outer combined cover (5).
2. The fire-resistant bus duct with good heat resistance as claimed in claim 1, wherein a second connecting block (13) is mounted on the front surface of the first connecting block (1), and a sealing frame (10) is mounted on the front surface of the second connecting block (13).
3. The refractory bus duct with good heat resistance as claimed in claim 2, wherein an inner sealing plate (14) is arranged on one side of the sealing frame (10), and a heat dissipation groove (2) is formed between the inner sealing plate (14) and the bus duct (12).
4. The fire-resistant bus duct with good heat resistance as claimed in claim 3, wherein both sides of the bus duct (12) are provided with communicating grooves (16), and the communicating grooves (16) are communicated with the heat dissipation groove (2).
5. The fire-resistant bus duct with good heat resistance as claimed in claim 1, wherein the fire-resistant foam boards filled in the first filling groove (3) and the second filling groove (4) are made of foam boards made of phenolic materials.
6. The refractory bus duct with good heat resistance as claimed in claim 1, wherein an outer connecting plate (18) is mounted on the front surface of the side sealing plate (9), and the outer connecting plate (18) is L-shaped.
7. The refractory bus duct with good heat resistance as claimed in claim 6, wherein a closed cover (20) is installed outside the external connection plate (18) through screws, and a plurality of extension grooves (19) are formed in the front face of the closed cover (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123209144.2U CN216819329U (en) | 2021-12-20 | 2021-12-20 | Fire-resistant bus duct with good heat resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123209144.2U CN216819329U (en) | 2021-12-20 | 2021-12-20 | Fire-resistant bus duct with good heat resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216819329U true CN216819329U (en) | 2022-06-24 |
Family
ID=82055101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123209144.2U Active CN216819329U (en) | 2021-12-20 | 2021-12-20 | Fire-resistant bus duct with good heat resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216819329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115733109A (en) * | 2022-11-30 | 2023-03-03 | 纳图(镇江)母线有限公司 | Bus duct heat dissipation waterproof connector |
-
2021
- 2021-12-20 CN CN202123209144.2U patent/CN216819329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115733109A (en) * | 2022-11-30 | 2023-03-03 | 纳图(镇江)母线有限公司 | Bus duct heat dissipation waterproof connector |
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