CN214153861U

CN214153861U - Fireproof cable bridge

Info

Publication number: CN214153861U
Application number: CN202120021507.0U
Authority: CN
Inventors: 朱纪彬
Original assignee: Jiangsu Zhongchao Bus Co ltd
Current assignee: Jiangsu Zhongchao Bus Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-09-07
Anticipated expiration: 2031-01-06

Abstract

The utility model provides a fireproof cable bridge, which comprises a bridge body and a bridge cover plate, wherein the bridge cover plate is detachably arranged on the bridge body; the two sides of the inner wall of the bridge frame body are provided with first limiting grooves, first fireproof plates are detachably arranged in the first limiting grooves, the bottom of the bridge frame body is provided with second limiting grooves, radiating fins are detachably arranged in the second limiting grooves, and locking grooves for connecting bridge frame cover plates are further arranged on the two sides of the bridge frame body; the both sides of crane span structure apron are equipped with the limiting plate, and the bottom of limiting plate is equipped with the locking subassembly that is used for connecting the crane span structure body, and crane span structure apron bottom is equipped with the third spacing groove, and detachable is equipped with the second PLASTIC LAMINATED in the third spacing groove, still is equipped with the heat dissipation ventilation hole on the crane span structure apron, is equipped with the first spacing piece that is used for fixed first PLASTIC LAMINATED, fin on the crane span structure body, is equipped with the spacing piece of second that is used for fixed second PLASTIC LAMINATED on the crane span structure apron.

Description

Fireproof cable bridge

Technical Field

The utility model belongs to the technical field of the cable testing bridge, concretely relates to fireproof cable testing bridge.

Background

The cable bridge is a tool commonly used in cable laying, generally comprises a bridge main body and a cover plate to form a channel similar to a pipeline, the cover plate is mainly used for covering an accommodating cavity of the bridge main body, and the cover plate and the bridge main body are adopted to facilitate cable laying. The cable testing bridge can concentrate on protecting the cable conductor, makes things convenient for cable laying simultaneously, and the cable testing bridge divide into structures such as slot type, tray formula, ladder formula and grid, comprises support, trailing arm and installation annex etc. and the bridge can independently erect in the building, also can attach and establish on various buildings and piping lane support, has simple structure, and characteristics such as handsome in appearance, configuration are nimble and easy maintenance. The cables are often woven together in an intricate mode due to the concentrated laying of the cables in the cable bridge, the ventilation and heat dissipation effects are poor due to the excessively dense arrangement of the cables during installation, the insulation thermal breakdown phenomenon is generated after the cables are continuously electrified and operated, the inter-phase short circuit tripping phenomenon of the cables is caused, and fire disasters can be caused seriously. It is therefore desirable to provide a fire-resistant cable tray that addresses the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fireproof cable crane span structure, simple structure, easy dismounting, the heat dissipation is fire prevention effectually.

The utility model provides a following technical scheme:

a fireproof cable bridge is characterized by comprising a bridge body and a bridge cover plate, wherein the bridge cover plate is detachably arranged on the bridge body; the two sides of the inner wall of the bridge frame body are provided with first limiting grooves, first fireproof plates are detachably arranged in the first limiting grooves, second limiting grooves are formed in the bottom of the bridge frame body, radiating fins are detachably arranged in the second limiting grooves, and locking grooves used for being connected with the bridge frame cover plate are further formed in the two sides of the bridge frame body; the both sides of crane span structure apron are equipped with the limiting plate, the bottom of limiting plate is equipped with and is used for connecting the locking subassembly of crane span structure body, crane span structure apron bottom is equipped with the third spacing groove, detachable is equipped with the second PLASTIC LAMINATED in the third spacing groove, still be equipped with the heat dissipation ventilation hole on the crane span structure apron, on the crane span structure body with still be equipped with respectively on the crane span structure apron and be used for fixing first PLASTIC LAMINATED the fin with the first spacing piece and the spacing piece of second PLASTIC LAMINATED.

Preferably, first PLASTIC LAMINATED with the second PLASTIC LAMINATED is the U type, the top of first PLASTIC LAMINATED is equipped with the spread groove, the bottom of second PLASTIC LAMINATED be equipped with the connecting block that the spread groove matches.

Preferably, the locking subassembly is including fixing spacing bolt on the limiting plate, the last rotatable locking piece that is equipped with of spacing bolt, the width of locking piece with the limiting plate phase-match, the length of locking piece with the peripheral width phase-match of locking groove.

Preferably, the first limiting piece is movably fixed at two ends of the bridge frame body through a first limiting shaft, the width of the first limiting piece is smaller than the thickness of the bridge frame body, and the width of the first limiting piece is larger than the thickness of the bridge frame body.

Preferably, the second limiting piece is movably fixed at two ends of the bridge cover plate through a second limiting shaft, and the limiting shaft is located at one side of the second limiting piece.

Preferably, the inner walls of the first limiting sheet and the second limiting sheet are provided with rubber pads.

The utility model has the advantages that: first spacing groove, first spacing piece of third spacing groove and the cooperation of second spacing groove and the spacing piece of second can guarantee first PLASTIC LAMINATED, second PLASTIC LAMINATED and fin can the firm in installation, prevent first PLASTIC LAMINATED, second PLASTIC LAMINATED and fin take place the skew in installation and use and influence the security, first PLASTIC LAMINATED, second PLASTIC LAMINATED and fin easy dismounting, convenient to overhaul and change, heat dissipation ventilation hole and fin can in time spill the heat that the internal portion of crane span structure produced, prevent the too high temperature and cause the conflagration, first PLASTIC LAMINATED, the second PLASTIC LAMINATED forms confined flame retardant coating, can effectively prevent that the conflagration from taking place, overall structure is simple, easy dismounting, the reliability is higher.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the cover plate of the present invention when opened.

Detailed Description

As shown in the figures, the fireproof cable bridge provided by the utility model comprises a bridge frame body 1 and a bridge frame cover plate 2, wherein the bridge frame cover plate 2 is detachably mounted on the bridge frame body 1; the two sides of the inner wall of the bridge frame body 1 are provided with first limiting grooves 3, first fireproof plates 4 are detachably arranged in the first limiting grooves 3, the bottom of the bridge frame body 1 is provided with second limiting grooves 5, radiating fins 6 are detachably arranged in the second limiting grooves 5, and locking grooves 7 used for connecting bridge frame cover plates 2 are further arranged on the two sides of the bridge frame body 1; limiting plates are arranged on two sides of the bridge cover plate 2, locking assemblies used for being connected with the bridge body 1 are arranged at the bottoms of the limiting plates, each locking assembly comprises a limiting bolt fixed on the limiting plate, a locking block 14 is rotatably arranged on each limiting bolt, the width of each locking block 14 is matched with the corresponding limiting plate, the length of each locking block 14 is matched with the peripheral width of each locking groove 7, namely after the locking blocks 14 rotate by 90 degrees, the locking blocks 14 can be clamped at the bottoms of the locking grooves 7, and the bridge cover plate 2 is locked in the locking grooves 7; the bottom of the bridge cover plate 2 is provided with a third limiting groove 8, a second fireproof plate 9 is detachably arranged in the third limiting groove 8, the first fireproof plate 4 and the second fireproof plate 9 are both U-shaped, the top end of the first fireproof plate 4 is provided with a connecting groove 12, and the bottom of the second fireproof plate 9 is provided with a connecting block 13 matched with the connecting groove 12, so that the first fireproof plate 4 and the second fireproof plate 9 can be closed to form a closed fireproof layer; the bridge cover plate 2 is also provided with a heat dissipation vent hole 15, the heat dissipation vent hole 15 and the radiating fins 6 can timely dissipate heat generated inside the bridge body 1 to prevent fire caused by overhigh temperature, the bridge body 1 is provided with a first limiting piece 10 for fixing the first fireproof plate 4 and the radiating fins 6, the bridge cover plate 2 is provided with a second limiting piece 11 for fixing the second fireproof plate 9, the first limiting piece 10 is movably fixed at two ends of the bridge body 1 through a first limiting shaft, the width of the first limiting piece 10 is smaller than the thickness of the bridge body 1, the width of the first limiting piece 10 is larger than the thickness of the bridge body 1, namely, the first stopper 10 is located at a position between the first fireproof plate 4 and the heat sink 6 when the first stopper is horizontally oriented, when the first limiting piece 10 is in the vertical direction, the two ends of the first limiting piece respectively clamp the first fireproof plate 4 and the radiating fins 6 so that the first fireproof plate and the radiating fins cannot fall off; spacing piece 11 of second is movably fixed at the both ends of crane span structure apron 2 through the spacing axle of second, and spacing position in one side of spacing piece 11 of second, and the inner wall of spacing piece 11 of first spacing piece 10 and second is equipped with the rubber pad, and the rubber pad can play skid-proof effect, prevents that first spacing piece 10 of cable crane span structure and the spacing piece 11 of second can autogiration open in the use.

When in installation, the first limiting piece 10 and the second limiting piece 11 are firstly rotated to the horizontal direction, then the first fireproof plate 2, the second fireproof plate 9 and the radiating fins 6 are respectively inserted into the first limiting groove 3, the third limiting groove 8 and the second limiting groove 5, then the first limiting piece 10 and the second limiting piece 11 are rotated to the vertical direction, so that the first fireproof plate 2, the second fireproof plate 9 and the radiating fins 6 are clamped by the first limiting piece 10 and the second limiting piece 11, then the locking block 14 is rotated to the position matched with the locking groove 7, the limiting plates at the two ends of the bridge cover plate 2 are inserted into the locking groove 7, the attachment block 13 on the second flame retardant plate 9 is inserted into the attachment slot 12 above the first flame retardant plate 4, and then the locking block 14 is rotated by 90 degrees, so that the locking block 14 is clamped below the locking groove 7, and the bridge cover plate 2 and the bridge body 1 are connected and locked.

First spacing groove 3,

third spacing groove

8 and 5 cooperation first spacing pieces 10 of second spacing groove and the spacing piece 11 of second can guarantee first PLASTIC LAMINATED 2, second PLASTIC LAMINATED 9 and fin 6 can the firm in installation, prevent first PLASTIC LAMINATED 2, second PLASTIC LAMINATED 9 and fin 6 take place the skew in installation and use and influence the security, first PLASTIC LAMINATED 2, second PLASTIC LAMINATED 9 and 6 easy dismounting of fin, convenient maintenance and change, heat dissipation ventilation hole 15 and fin 6 can in time spill the heat that 1 inside produced of crane span structure body, prevent that the high temperature from causing the conflagration, first PLASTIC LAMINATED 2, second PLASTIC LAMINATED 9 forms confined flame retardant coating, can effectively prevent the conflagration from taking place, overall structure is simple, easy dismounting, the reliability is higher.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The fireproof cable bridge is characterized by comprising a bridge body (1) and a bridge cover plate (2), wherein the bridge cover plate (2) is detachably mounted on the bridge body (1); the novel bridge is characterized in that first limiting grooves (3) are formed in two sides of the inner wall of the bridge body (1), first fireproof plates (4) are detachably arranged in the first limiting grooves (3), second limiting grooves (5) are formed in the bottom of the bridge body (1), radiating fins (6) are detachably arranged in the second limiting grooves (5), and locking grooves (7) used for being connected with the bridge cover plate (2) are further formed in two sides of the bridge body (1); the both sides of crane span structure apron (2) are equipped with the limiting plate, the bottom of limiting plate is equipped with and is used for connecting the locking subassembly of crane span structure body (1), crane span structure apron (2) bottom is equipped with third spacing groove (8), detachable is equipped with second PLASTIC LAMINATED (9) in third spacing groove (8), still be equipped with heat dissipation ventilation hole (15) on crane span structure apron (2), it is used for fixing to be equipped with on crane span structure body (1) first PLASTIC LAMINATED (4) with first spacing piece (10) of fin (6), still be equipped with on crane span structure apron (2) and be used for fixing second PLASTIC LAMINATED (9) and second spacing piece (11).

2. The fireproof cable tray according to claim 1, wherein the first fireproof plate (4) and the second fireproof plate (9) are both U-shaped, the top end of the first fireproof plate (4) is provided with a connecting groove (12), and the bottom of the second fireproof plate (9) is provided with a connecting block (13) matched with the connecting groove (12).

3. The fireproof cable tray of claim 1, wherein the locking assembly comprises a limiting bolt fixed on the limiting plate, a locking block (14) is rotatably arranged on the limiting bolt, the width of the locking block (14) is matched with that of the limiting plate, and the length of the locking block (14) is matched with the peripheral width of the locking groove (7).

4. The fireproof cable bridge frame of claim 1, wherein the first limiting piece (10) is movably fixed at two ends of the bridge frame body (1) through a first limiting shaft, the width of the first limiting piece (10) is smaller than the thickness of the bridge frame body (1), and the width of the first limiting piece (10) is larger than the thickness of the bridge frame body (1).

5. The fireproof cable tray of claim 1, wherein the second limiting piece (11) is movably fixed at two ends of the tray cover plate (2) through a second limiting shaft, and the limiting shaft is located at one side of the second limiting piece (11).

6. The fireproof cable tray of claim 1, wherein the inner walls of the first limiting piece (10) and the second limiting piece (11) are provided with rubber pads.