CN219717789U - Fireproof cable bridge - Google Patents
Fireproof cable bridge Download PDFInfo
- Publication number
- CN219717789U CN219717789U CN202321337725.0U CN202321337725U CN219717789U CN 219717789 U CN219717789 U CN 219717789U CN 202321337725 U CN202321337725 U CN 202321337725U CN 219717789 U CN219717789 U CN 219717789U
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- CN
- China
- Prior art keywords
- shell
- inner shell
- cable bridge
- cable
- fire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005192 partition Methods 0.000 claims abstract description 15
- 239000003063 flame retardant Substances 0.000 claims description 7
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 230000009970 fire resistant effect Effects 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a fireproof cable bridge which is characterized by comprising an outer shell with a U-shaped cross section, wherein a cover plate is arranged on an upper end cover of the outer shell, an inner shell is arranged on the inner side of the outer shell, a first fireproof layer is arranged between the outer shell and the inner shell, a fixed column is connected between the outer shell and the inner shell, a plurality of partition plates are vertically arranged on the inner bottom surface of the inner shell, shielding plates are hinged to two inner side walls of the inner shell, expansion plates are slidably arranged in the shielding plates, and sealing covers of the shielding plates and the expansion plates are arranged at the top ends of the partition plates. The utility model has the advantages of convenient installation, capability of blocking fire disaster in the cable bridge frame and the like.
Description
Technical Field
The utility model relates to the technical field of bridges, in particular to a fireproof cable bridge.
Background
The cable bridge is a comprehensive wiring device for power supply, matched power transmission, wire telecommunication transmission and the like, and is mainly divided into groove type, tray type, ladder type, grid type and other structures. It is typically composed of a trough box and a trough cover, which can accommodate a plurality of cables. However, after prolonged use, the aging of the cable may cause safety problems such as leakage and fire. Especially when a plurality of cables are placed inside the tank box, the situation of electric leakage is more serious, and fire may be caused. When a fire occurs outside the tank, the cables in the tank are also affected. The high temperature melts the outer surface of the cable, which in turn causes electrical contact between the positive and negative electrodes of the cable, thereby causing a more severe fire. Therefore, when the cable bridge is designed and used, the inner and outer fireproof performance of the cable bridge needs to be considered so as to ensure the safety of related personnel.
The Chinese patent literature discloses a fire-retardant fireproof cable bridge, and patent publication number is CN218415665U, and this scheme sets up fire-proof coating in the outside of bridge apron and bridge body, installs and dismantles through the sliding connection of fixed block with the recess between bridge apron and the bridge body to set up on the closing plate and dial board connection spacing post, block under the effect of spring, fire-retardant fire prevention is carried out to external conflagration. However, when a fire occurs in the tank, the separators communicate with each other, and when a fire occurs between two adjacent separators, other cables other than the two separators are easily affected.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: how to provide a fireproof cable bridge which can obstruct the fire disaster in the bridge.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a fire prevention type cable testing bridge, includes the shell that the cross-section is the U-shaped, the upper end cover of shell is equipped with the apron, the inboard of shell is provided with the inner shell, be provided with first flame retardant coating between shell and the inner shell, just be connected with the fixed column between shell and the inner shell, the vertical a plurality of baffles that are provided with in inner bottom surface of inner shell, it has the sunshade to articulate on two inside walls of inner shell, slidable is provided with the expansion plate in the sunshade, the sunshade is in with expansion plate sealable lid is established the top of baffle.
The inside shell is provided with the inner shell to connect through the fixed column, and be provided with the flame retardant coating between shell and inner shell, utilize the flame retardant coating can keep apart the conflagration effectively, prevent that the conflagration from spreading to cable bridge inside, protect cable circuit's safety. Simultaneously, the inner bottom surface of the inner shell is vertically provided with a plurality of clapboards, a plurality of independent cable grooves are formed between the clapboards, mutual interference between cables can be effectively avoided, and flexibility and reliability of cable wiring are improved.
Further, fixing rods are vertically arranged on the outer walls of the two sides of the shell, telescopic rods are vertically slidably arranged in the fixing rods, limiting holes are vertically arranged in the telescopic rods, first bolts are arranged on the fixing rods and matched with the limiting holes, and mounting frames are connected to the tops of the telescopic rods.
A fixing rod and a telescopic rod are arranged on the outer side wall of the shell, and limiting holes which are vertically arranged are formed in the telescopic rod. The cable bridge can be lifted by the cooperation of the fixed rod and the telescopic rod, and the installation requirements under different environment heights are met. Meanwhile, the top end of the telescopic rod is connected with the mounting rack, so that the cable bridge can be conveniently mounted and fixed.
Further, the outer surface of the cover plate is provided with a second fireproof layer.
The second fireproof layer is arranged, so that the isolation of external fire sources can be improved, and the fireproof performance is enhanced.
Further, the side face of the shielding plate is provided with a second bolt, and the end portion of the second bolt extends to be stopped against the side wall of the expansion plate.
The side of the shielding plate is provided with a second bolt for fixing the expansion plate. The structure can ensure the stability and the reliability of the expansion plate, avoid the expansion plate from loosening or falling off in the use process, influence the safety of the cable line and facilitate the adjustment and the installation in a bolt mode.
Further, a cushion block is arranged at the bottom of the free end of the expansion plate, and the cushion block can be lapped on the top surface of the partition plate.
The bottom of the front end of the telescopic rod is provided with a cushion block which can be lapped on the top surface of the partition plate positioned in the middle of the shell. The structure can effectively prevent the cable bridge from generating noise and vibration in the telescoping process.
Furthermore, the bottom surface of the cushion block is embedded with a first magnet.
The bottom surface of the cushion block is embedded with a first magnet. The structure can conveniently fix the cushion block on the top surface of the partition board positioned in the middle of the shell, and avoid the cushion block from separating from the partition board in the using process of the cable bridge.
Further, a second magnet is arranged on one side, close to the side wall of the inner shell, of the shielding plate, and the second magnet is used for adsorbing the shielding plate on the side wall of the inner shell.
One side of the shielding plate, which is close to the side wall of the inner shell, is provided with a second magnet for adsorbing the shielding plate on the side wall of the inner shell. This kind of structure can conveniently fix the sunshade on the inner shell lateral wall, when carrying out cable installation, avoids the sunshade to rotate and cover on the baffle, influences the laying of cable, after accomplishing cable laying, makes the sunshade break away from the inner shell lateral wall to the closing cap is by the accommodation area of baffle formation, and then prevents that inside flame from passing other baffles, simultaneously, makes to form seal structure between sunshade and the inner shell, can avoid outside conflagration and flue gas entering cable bridge inside, protects cable circuit's safety.
In conclusion, the cable bridge has the advantages of being convenient to install, capable of blocking fire disasters inside the cable bridge and the like.
Drawings
Fig. 1 is a cross-sectional view of a fire-resistant cable tray.
Fig. 2 is a left side view of the fire-resistant cable tray.
Fig. 3 is a front view of a fire-resistant cable tray.
Detailed Description
The present utility model will be described in further detail with reference to examples.
The specific implementation method comprises the following steps: as shown in fig. 1 to 3, a fireproof cable bridge comprises an outer shell 1 with a U-shaped cross section, a cover plate 11 is arranged on an upper end cover of the outer shell 1, an inner shell 2 is arranged on the inner side of the outer shell 1, a first fireproof layer 3 is arranged between the outer shell 1 and the inner shell 2, a fixed column 12 is connected between the outer shell 1 and the inner shell 2, a plurality of partition plates 21 are vertically arranged on the inner bottom surface of the inner shell 2, shielding plates 22 are hinged to two inner side walls of the inner shell 2, expansion plates 23 are slidably arranged in the shielding plates 22, and the top ends of the partition plates 21 can be sealed by the shielding plates 22 and the expansion plates 23. The upper end cap of the housing 1 is provided with a cover plate 11, and the outer surface of the cover plate 11) is provided with a second fireproof layer 111. The shell 1 is provided with dead lever 13 on the lateral wall vertically, but is provided with telescopic link 23 in the dead lever 13 vertical slip, has the spacing hole 141 of vertical range on the telescopic link, is provided with first bolt 131 on the dead lever 13, and first bolt cooperates with the spacing hole, and the top of two telescopic links 23 is connected with mounting bracket 15. The shutter 22 is provided at a side thereof with a second bolt 221 for fixing the expansion plate 23. The bottom of the free end of the telescopic rod 23 is provided with a cushion block 231 which can be lapped on the top surface of the partition plate 21 positioned in the middle of the shell 1. The bottom surface of the pad 231 is attached with a first magnet. The side of the shielding plate 22, which is abutted against the side wall of the inner case 2, is provided with a second magnet for attracting the shielding plate 22 to the side wall of the inner case 2.
The cable bridge is installed on the ceiling in a building and used for transmitting and distributing cables such as power and communication. The first fireproof layer is arranged through the inner shell structure, the outer shell structure and the accommodating cavity, so that the fireproof performance is improved, and the sealing covers of the shielding plates and the expansion plates are arranged, so that the propagation of smoke and flame through the cable bridge during fire can be avoided, and the safety of cables and equipment is better protected; the telescopic fixed rod and the telescopic rod are adopted, so that the installation requirements of different heights can be met. In the installation, first, a cable bridge of a suitable size and model is selected as required. Then, the fixing rod 13 is mounted to the housing 1 in a fixing hole provided in the ceiling as required, the position of the telescopic rod 131 is adjusted, and the telescopic rod 23 is fixed to the fixing rod 13 by the first bolt 131. The top of the telescopic rod 23 is connected with a mounting frame 15, and the mounting frame 15 is used for fixing the cable bridge at a wall, a ceiling and the like. The type and thickness of the first fireproof layer 3 can be selected according to requirements, and the first fireproof layer made of rock wool material can be arranged. A plurality of partitions 21 are vertically arranged on the bottom surface of the inner shell 2, an independent cable groove is formed between each partition, cables can be respectively put into the partitions as required, and a shielding plate 22 and a telescopic plate 23 are sealed at the top end of each partition 21. The shutter 22 is provided at a side thereof with a second bolt 221 for fixing the expansion plate 23, and the expansion plate 23 is provided with a spacer 231 and a magnet, and then the spacer 231 is attached to the bottom of the free end of the expansion rod 23, and the expansion rod 23 and the mounting frame 15 are lifted together, and the spacer 231 is attached to the top surface of the partition 21 in the middle of the housing 1. In this process, the bottom surface of the cushion block 231 is attached with the first magnet, through the magnetic attraction design, the loosening or shaking of the shielding plate can be avoided, the stability and the safety of the cable bridge are enhanced, and the shielding plate 22 is attached to one side of the side wall of the inner shell 2, and the shielding plate 22 can be adsorbed on the side wall of the inner shell 2 when the shielding plate 22 is opened, so that the loosening or shaking of the shielding plate 22 is avoided. Finally, the entire assembled cable bridge is mounted on the ceiling, with the cable bridge flush with the ceiling and firmly secured by adjustment of the fixing rods 13 and the telescopic rods 23. The cable can pass through the cable groove according to the requirement, and the cable bridge has fireproof performance through the sealing cover of the shielding plate 22 and the expansion plate 23, so that the safety of the cable in emergency situations such as fire and the like is ensured.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a fire prevention type cable testing bridge, its characterized in that, includes the shell that the cross-section is the U-shaped, the upper end cover of shell is equipped with the apron, the inboard of shell is provided with the inner shell, be provided with first flame retardant coating between shell and the inner shell, just be connected with the fixed column between shell and the inner shell, the vertical a plurality of baffles that are provided with in inner bottom surface of inner shell, it has the sunshade to articulate on two inside walls of inner shell, slidable is provided with the expansion plate in the sunshade, the sunshade is sealed to cover with the expansion plate and is established the top of baffle.
2. The fire-resistant cable bridge according to claim 1, wherein fixing rods are vertically arranged on the outer walls of the two sides of the outer shell, telescopic rods are vertically slidably arranged in the fixing rods, limiting holes are vertically arranged on the telescopic rods, first bolts are arranged on the fixing rods and are matched with the limiting holes, and mounting frames are connected to the top ends of the two telescopic rods.
3. The flameproof cable bridge of claim 1, wherein the outer surface of the cover plate is provided with a second flame-retardant layer.
4. The flameproof cable bridge of claim 1, wherein the shield sides are provided with second bolts, the ends of which extend against the sidewalls of the expansion plate.
5. The fire-resistant cable tray according to claim 1, wherein the bottom of the free end of the expansion plate is provided with a spacer, which can be attached to the top surface of the partition.
6. The flameproof cable bridge of claim 5, wherein the bottom surface of the pad is embedded with a first magnet.
7. The flameproof cable bridge of claim 6, wherein a side of the shield against the inner shell side wall is provided with a second magnet for attracting the shield to the inner shell side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321337725.0U CN219717789U (en) | 2023-05-29 | 2023-05-29 | Fireproof cable bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321337725.0U CN219717789U (en) | 2023-05-29 | 2023-05-29 | Fireproof cable bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219717789U true CN219717789U (en) | 2023-09-19 |
Family
ID=88004975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321337725.0U Active CN219717789U (en) | 2023-05-29 | 2023-05-29 | Fireproof cable bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219717789U (en) |
-
2023
- 2023-05-29 CN CN202321337725.0U patent/CN219717789U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |