CN212085702U

CN212085702U - Fire-resistant cable bridge

Info

Publication number: CN212085702U
Application number: CN202020530068.1U
Authority: CN
Inventors: 赵永兰
Original assignee: Yangzhou Secor Electric Co ltd
Current assignee: Yangzhou Secor Electric Co ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-12-04
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a fire-resistant cable testing bridge relates to cable testing bridge technical field, for solving the problem that ordinary cable testing bridge fire resistance is not good enough among the prior art. The utility model discloses a fireproof shell, including housing, first cover, first heat absorption space, second heat absorption space, division board, fireproof shell, isolation area, lower heat insulation strip, first refluence leg and second refluence leg are provided with respectively to the below of housing, the inside of housing is provided with the heat insulating board, the top of heat insulating board is provided with the division board, be provided with first heat absorption space and second heat absorption space between heat insulating board and the housing respectively, and separate first heat absorption space and second heat absorption space through the division board, the inside of fireproof shell is provided with the crane span structure, be provided with the isolation area between fireproof shell and the crane span structure, install lower heat insulation.

Description

Fire-resistant cable bridge

Technical Field

The utility model relates to a cable testing bridge technical field specifically is a fire-resistant cable testing bridge.

Background

The cable testing bridge divide into slot type cable testing bridge, tray formula cable testing bridge and ladder formula cable testing bridge, structure such as net crane span structure, by the support, the trailing arm becomes with installing annex etc. and can independently erect, also can lay on various building (structure) and piping lane support, embody simple structure, handsome in appearance, dispose characteristics such as flexibility and easy maintenance, all parts all need carry out the zinc-plating and handle, install the open-air crane span structure outside the building, if be in neighbouring seashore or belong to the corrosion zone, then the material must have anticorrosive, moisture resistance, adhesive force is good, the high rerum natura characteristics of impact strength.

When a fire disaster happens beside a factory or a bridge, the bridge needs to have enough fire resistance, not only on the material, but also on the structure, the flame can not burn out the inside of the bridge, so that enough power supply time can be provided for people to escape, but the fire resistance of the common cable bridge in the current market is not good enough, so that the cable is more dangerous when encountering the fire disaster; therefore, the market urgently needs to develop a fire-resistant cable bridge to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-resistant cable testing bridge to solve the problem that the ordinary cable testing bridge fire resistance that provides in the above-mentioned background art is not good enough.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire-resistant cable crane span structure, includes housing and fire prevention shell, the below of housing is provided with first refluence leg and second refluence leg respectively, the inside of housing is provided with the heat insulating board, the top of heat insulating board is provided with the division board, be provided with first heat absorption space and second heat absorption space between heat insulating board and the housing respectively, and separate first heat absorption space and second heat absorption space through the division board, the inside of fire prevention shell is provided with the crane span structure, be provided with the isolation region between fire prevention shell and the crane span structure, install down thermal-insulated strip on the inner wall of fire prevention shell, thermal-insulated strip is installed to the below of crane span structure.

Preferably, first refluence leg and second refluence leg all set up structure as an organic whole with the housing, heat insulating board and division board all set up structure as an organic whole with the housing, first heat absorption space and second heat absorption space are provided with a plurality of.

Preferably, the lower heat insulation strip is connected with the fireproof shell in a welded mode, the upper heat insulation strip is connected with the bridge in a welded mode, and the lower heat insulation strip and the upper heat insulation strip are provided with a plurality of heat insulation strips.

Preferably, a first clamping seat and a fixed bridge are respectively installed inside the bridge frame, and a second clamping seat is installed above the fixed bridge.

Preferably, the first clamping seat is fixedly connected with the bridge frame through a fastening screw, the fixed bridge is welded with the bridge frame, the second clamping seat is fixedly connected with the fixed bridge through a fastening screw, and the fixed bridge, the first clamping seat and the second clamping seat are provided with a plurality of clamping seats.

Preferably, first fixed strip, second fixed strip and third fixed strip are installed respectively to the inside of fire prevention shell, first fixed strip, second fixed strip and third fixed strip are equallyd divide respectively with fire prevention shell and crane span structure welded connection.

Preferably, the both ends of fire prevention shell all are provided with the fixed orifices, the housing passes through fastening screw fixed connection with fire prevention shell.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting through the housing, through the housing and the setting of fire prevention shell for when the conflagration takes place, the flame can be isolated in the outside of crane span structure, avoids the crane span structure to be directly burnt, is provided with the isolation region simultaneously between crane span structure and fire prevention shell, and isolated a large amount of heats avoid too high temperature to damage crane span structure and cable rapidly, thereby makes the perfect more of fire resistance of this crane span structure, thereby has reduced the danger coefficient when the cable meets the conflagration.

2. The utility model discloses a through the setting of first cassette, through the setting of first cassette and second cassette, can prevent that the cable from droing at the crane span structure inside the card that the cable is firm to make this crane span structure use safe and reliable more.

Drawings

Fig. 1 is an overall schematic view of a fire-resistant cable bridge according to the present invention;

fig. 2 is a front view of the bridge frame of the present invention;

fig. 3 is a front view of the cover of the present invention.

In the figure: 1. a cover; 2. a first backflow leg; 3. a fire resistant housing; 4. a bridge frame; 5. a first fixing strip; 6. a second fixing strip; 7. a third fixing strip; 8. an isolation region; 9. a first card holder; 10. a second card holder; 11. a fixed bridge; 12. a lower heat insulating strip; 13. an upper heat insulation strip; 14. a second leg for reverse flow; 15. a heat insulation plate; 16. a partition plate; 17. a first heat absorption space; 18. a second heat absorption space; 19. and (7) fixing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a fire-resistant cable crane span structure, including housing 1 and fireproof housing 3, the below of housing 1 is provided with first refluence leg 2 and second refluence leg 14 respectively, the inside of housing 1 is provided with heat insulating board 15, the top of heat insulating board 15 is provided with division board 16, be provided with first heat absorption space 17 and second heat absorption space 18 between heat insulating board 15 and the housing 1 respectively, and separate first heat absorption space 17 and second heat absorption space 18 through division board 16, the inside of fireproof housing 3 is provided with crane span structure 4, be provided with isolation region 8 between fireproof housing 3 and the crane span structure 4, install thermal-insulated strip 12 down on the inner wall of fireproof housing 3, thermal-insulated strip 13 is installed to the below of crane span structure 4.

Further, first refluence leg 2 and second refluence leg 14 all set up structure as an organic whole with housing 1, and heat insulating board 15 and division board 16 all set up structure as an organic whole with housing 1, and first heat absorption space 17 and second heat absorption space 18 are provided with a plurality of, reduce thermal conduction velocity through first heat absorption space 17 and second heat absorption space 18 to the guarantee cable is not damaged fast.

Further, lower

heat insulating strip

12 and 3 welded connection of fire prevention shell, go up heat insulating strip 13 and crane span structure 4 welded connection, lower heat insulating strip 12 and last heat insulating strip 13 are provided with a plurality of, and lower heat insulating strip 12 and last heat insulating strip 13 all adopt the import thermal insulation material to make.

Further, first cassette 9 and fixed bridge 11 are installed respectively to the inside of crane span structure 4, and second cassette 10 is installed to the top of fixed bridge 11, and first cassette 9 and second cassette 10 all adopt high temperature resistant corrosion-resistant slush molding material, and the quality is light, and is heat-resisting effectual.

Further, first cassette 9 passes through fastening screw fixed connection with crane span structure 4, fixed bridge 11 and crane span structure 4 welded connection, and second cassette 10 passes through fastening screw fixed connection with fixed bridge 11, and fixed bridge 11, first cassette 9 and second cassette 10 all are provided with a plurality of, separate the setting in the inside of crane span structure 4 with a plurality of fixed bridge 11, first cassette 9 and second cassette 10, the installation of the cable of being convenient for.

Further, the inside of fire prevention shell 3 installs first fixed strip 5, second fixed strip 6 and third fixed strip 7 respectively, and first fixed strip 5, second fixed strip 6 and third fixed strip 7 are equallyd divide and are do not fixed with fire prevention shell 3 and crane span structure 4 welded connection, fix crane span structure 4 through first fixed strip 5, second fixed strip 6 and third fixed strip 7.

Further, the both ends of fire prevention shell 3 all are provided with fixed orifices 19, and housing 1 and fire prevention shell 3 pass through fastening screw fixed connection, can be connected a plurality of fire prevention shell 3 through fixed orifices 19.

The working principle is as follows: when the cable bridge is used in a factory, a cable is firstly installed in the bridge 4, then the fireproof shell 3 is installed at a specified position, if a fire disaster occurs in the factory or near the cable, if the fire disaster burns from bottom to top, the fireproof shell 3 burns, the fireproof shell 3 blocks the fire to the outside at the moment, so that the fire cannot enter the bridge 4, the cable in the bridge 4 cannot be burnt by the fire disaster, meanwhile, a large amount of heat sources of the fire disaster are absorbed and isolated through the upper heat insulation strip 13 and the lower heat insulation strip 12, the cable is prevented from being melted at high temperature, the fire is guided to be separated towards two sides through the arrangement of the first backflow leg 2 and the second backflow leg 14, the cover 1 is designed into an arc shape, and through the arrangement of the first heat absorption space 17 and the second heat absorption space 18, a large amount of heat at the upper end of the fire disaster is isolated, thereby further avoiding the fire disaster from damaging the cable, thereby improving the escape power supply for the evacuee for enough time.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a fire-resistant cable testing bridge, includes housing (1) and fire prevention shell (3), its characterized in that: the utility model discloses a fireproof heat insulation structure, including housing (1), heat insulating board (15), division board (16), crane span structure (3), crane span structure (4), isolation region (8), install down heat insulating strip (12) on the inner wall of fireproof housing (3), heat insulating strip (13) is installed to the below of crane span structure (4) and is provided with first refluence leg (2) and second refluence leg (14) respectively, the inside of housing (1) is provided with heat insulating board (15), the top of heat insulating board (15) is provided with division board (16), be provided with first heat absorption space (17) and second heat absorption space (18) between heat insulating board (15) and housing (1) respectively, and separate first heat absorption space (17) and second heat absorption space (18) through division board (16), the inside of fireproof housing (3) is provided with crane span structure (4), be provided with isolation region (8).

2. The fire resistant cable tray of claim 1, wherein: first refluence leg (2) and second refluence leg (14) all set up structure as an organic whole with housing (1), heat insulating board (15) and division board (16) all set up structure as an organic whole with housing (1), first heat absorption space (17) and second heat absorption space (18) are provided with a plurality of.

3. The fire resistant cable tray of claim 1, wherein: the lower heat insulation strip (12) is connected with the fireproof shell (3) in a welded mode, the upper heat insulation strip (13) is connected with the bridge (4) in a welded mode, and the lower heat insulation strip (12) and the upper heat insulation strip (13) are provided with a plurality of.

4. The fire resistant cable tray of claim 1, wherein: a first clamping seat (9) and a fixed bridge (11) are respectively installed in the bridge (4), and a second clamping seat (10) is installed above the fixed bridge (11).

5. The fire resistant cable tray of claim 4, wherein: the first clamping seat (9) is fixedly connected with the bridge (4) through fastening screws, the fixing bridge (11) is welded with the bridge (4), the second clamping seat (10) is fixedly connected with the fixing bridge (11) through fastening screws, and the fixing bridge (11), the first clamping seat (9) and the second clamping seat (10) are all provided with a plurality of parts.

6. The fire resistant cable tray of claim 1, wherein: first fixed strip (5), second fixed strip (6) and third fixed strip (7) are installed respectively to the inside of fire prevention shell (3), first fixed strip (5), second fixed strip (6) and third fixed strip (7) are equallyd divide and are do not connected with fire prevention shell (3) and crane span structure (4) welded connection.

7. The fire resistant cable tray of claim 1, wherein: both ends of fire prevention shell (3) all are provided with fixed orifices (19), housing (1) passes through fastening screw fixed connection with fire prevention shell (3).