CN215185604U - Fireproof groove type bridge - Google Patents

Abstract

The utility model discloses a fire prevention slot type crane span structure, which comprises a side plate, bottom plate and apron, the curb plate is installed between the bottom plate, apron and curb plate sliding connection, the inside fire prevention chamber that is equipped with of curb plate, the fire prevention pipeline has been installed to fire prevention intracavity portion, the installation is equipped with a plurality of sprinkler bead on the fire prevention pipeline, all be equipped with the water proof membrane on the sprinkler bead, the installation of the fire prevention chamber outside is equipped with first fire prevention steel sheet, first fire prevention steel sheet side-mounting is equipped with the thermal expansion piece, the installation is equipped with a plurality of syringe needle on the thermal expansion piece, first fire prevention steel sheet opposite side is equipped with the fire prevention sandwich layer, first fire prevention steel sheet one side is kept away from to fire prevention sandwich layer is equipped with second fire prevention steel sheet, first fire prevention steel sheet is the inlayer, second fire prevention steel sheet is outer, first fire prevention steel sheet, be equipped with heat conduction channel between fire prevention sandwich layer and the second fire prevention steel sheet. Has the advantages that: the purpose of secondary timely fire prevention is achieved, the fireproof performance of the bridge is better, the structure is simple, and the cost is lower.

Description

Fireproof groove type bridge

Technical Field

The utility model relates to a crane span structure particularly, relates to a fire prevention slot type crane span structure.

Background

The groove type bridge also called groove type cable bridge is a totally enclosed type cable bridge, is most suitable for laying computer cables, communication cables, thermocouple cables and control cables of other high-sensitivity systems, and has good effects on shielding interference of the control cables and protecting the cables in a heavy corrosion environment. When the conflagration breaks out, big fire can heat the cable in the crane span structure through the kerve, because the cable is with kerve direct contact, when the cable high temperature that is heated, can the burning and take place the conflagration. The groove type bridge with the fireproof function in the prior art is characterized in that a fireproof material layer is arranged on the whole inner side face of a bottom groove of the groove type bridge, the fireproof material layer is not expensive, and the resource waste is caused.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire prevention slot type crane span structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fireproof groove type bridge frame comprises side plates, a bottom plate and a cover plate, wherein the side plates are arranged between the bottom plates, the cover plate is connected with the side plate in a sliding way, a fireproof cavity is arranged inside the side plate, a fireproof pipeline is arranged inside the fireproof cavity, a plurality of water spray heads are arranged on the fireproof pipeline, water-proof films are arranged on the water spray heads, a first fireproof steel plate is arranged outside the fireproof cavity, a thermal expansion block is arranged on one side of the first fireproof steel plate, a plurality of needles are arranged on the thermal expansion block, a fireproof core layer is arranged on the other side of the first fireproof steel plate, a second fireproof steel plate is arranged on one side of the fireproof core layer, which is far away from the first fireproof steel plate, the first fireproof steel plate is an inner layer, the second fireproof steel plate is an outer layer, and a heat conduction channel is arranged among the first fireproof steel plate, the fireproof core layer and the second fireproof steel plate.

Further, the bottom of the cover plate is provided with a heat insulation layer, and the top of the heat insulation layer is provided with a reinforcing rib.

Further, the bottom plate and the side plates are fixed through locking bolts.

Furthermore, the fireproof pipeline is communicated with an external pipeline.

Furthermore, an elastic mounting seat is arranged on the first fireproof steel plate, and the thermal expansion block is mounted in the elastic mounting seat.

Furthermore, the fireproof pipeline is fixed in the fireproof cavity through a plurality of fixing rings.

The utility model provides a fire prevention slot type crane span structure, beneficial effect as follows:

(1) through being equipped with the fire prevention chamber in curb plate inside, the fire prevention chamber outside is equipped with first fire prevention steel sheet in proper order, second fire prevention steel sheet and fire prevention sandwich layer, when discovering the conflagration, through first fire prevention steel sheet, the fire behavior of the setting greatly increased crane span structure of second fire prevention steel sheet and fire prevention sandwich layer, play the effect of first fire prevention, the time of fire prevention has been prolonged, and simultaneously, transmit the heat to the fire prevention intracavity through heat conduction channel, the thermal energy piece of fire prevention intracavity portion will expand, thus, when the intensity of a fire stretches the fire prevention chamber, the thermal energy piece has expanded, make the syringe needle can touch the water barrier on the sprinkler bead, at this moment, water passes through the sprinkler bead and flows, water absorbs the heat, the purpose of the timely fire prevention of secondary has been reached, make the crane span structure better, moreover, the cost is lower.

(2) The heat insulation layer is arranged, so that a large amount of hot air can be prevented from entering the cover plate, the cover plate is protected, and the use strength of the cover plate is improved by the reinforcing ribs; the locking bolt is arranged for fixation, so that the disassembly is convenient; through being equipped with the elastic mounting seat, the thermal expansion piece of being convenient for expands the grow.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a fire-proof trough bridge according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a side plate of a fire-proof trough-type bridge according to an embodiment of the present invention;

fig. 3 is a schematic view of an internal structure of a fire-proof cavity in a fire-proof trough type bridge according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a cover plate in a fireproof trough type bridge according to an embodiment of the present invention;

reference numerals:

1. a side plate; 2. a base plate; 3. a cover plate; 4. a fire-proof cavity; 5. a fire-proof duct; 6. a sprinkler head; 7. a water-barrier film; 8. a first fireproof steel plate; 9. a thermal expansion block; 10. a needle head; 11. a fire-resistant core layer; 12. a second fireproof steel plate; 13. a heat conductive passage; 14. a thermal insulation layer; 15. reinforcing ribs; 16. a locking bolt; 17. an external pipeline; 18. an elastic mounting seat; 19. and (4) fixing the ring.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-4, a fire-proof trough type bridge frame according to an embodiment of the present invention comprises side plates 1, bottom plates 2 and cover plates 3, wherein the side plates 1 are installed between the bottom plates 2, the cover plates 3 are slidably connected with the side plates 1, a fire-proof cavity 4 is formed inside the side plates 1, a fire-proof pipe 5 is installed inside the fire-proof cavity 4, a plurality of sprinkler heads 6 are installed on the fire-proof pipe 5, water-proof films 7 are respectively installed on the sprinkler heads 6, a first fire-proof steel plate 8 is installed outside the fire-proof cavity 4, a thermal expansion block 9 is installed on one side of the first fire-proof steel plate 8, a plurality of needles 10 are installed on the thermal expansion block 9, a fire-proof core layer 11 is installed on the other side of the first fire-proof steel plate 8, a second fire-proof steel plate 12 is installed on the side of the fire-proof core layer 11 away from the first fire-proof steel plate 8, the first fire-proof steel plate 8 is an inner layer, the second fireproof steel plate 12 is outer, the first fireproof steel plate 8, be equipped with heat conduction channel 13 between fireproof core layer 11 and the second fireproof steel plate 12, through being equipped with fireproof cavity 4 inside curb plate 1, the fireproof cavity 4 outside is equipped with first fireproof steel plate 8, second fireproof steel plate 12 and fireproof core layer 11 in proper order, when discovering the conflagration, through the setting of first fireproof steel plate 8, second fireproof steel plate 12 and fireproof core layer 11 greatly increased the fire-proof capability of crane span structure, play the effect of first fire prevention, the time of preventing fires is prolonged, simultaneously, transmit heat to fireproof cavity 4 in through heat conduction channel 13, thermal expansion block 9 inside fireproof cavity 4 will expand, thus, when the intensity of a fire spreads fireproof cavity 4, thermal expansion block 9 has expanded, make syringe needle 10 can touch water barrier 7 on sprinkler bead 6, at this moment, water flows through sprinkler bead 6, the water absorbs heat, and the purpose of secondary timely fire prevention is achieved, so that the bridge has better fire resistance, simple structure and lower cost.

Example two:

referring to fig. 1-4, for the cover plate 3, a heat insulation layer 14 is installed at the bottom of the cover plate 3, and a reinforcing rib 15 is arranged at the top of the heat insulation layer 14. The bottom plate 2 is fixed to the side plate 1 by a locking bolt 16. In the case of the fire-protection pipe 5, the fire-protection pipe 5 communicates with an outside pipe 17. For the first fireproof steel plate 8, an elastic mounting seat 18 is arranged on the first fireproof steel plate 8, and the thermal expansion block 9 is mounted in the elastic mounting seat 18. For the fireproof pipeline 5, the fireproof pipeline 5 is fixed in the fireproof cavity 4 through a plurality of fixing rings 19, a heat insulation layer 14 is arranged, a large amount of hot air can be prevented from entering the cover plate 3, the cover plate 3 is protected, and the reinforcing ribs 15 improve the use strength of the cover plate 3; the locking bolt 16 is arranged for fixation, so that the disassembly is convenient; the elastic mounting seat 18 is arranged, so that the thermal expansion block 9 can be expanded and enlarged conveniently.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the fireproof cavity 4 is arranged in the side plate 1, the first fireproof steel plate 8, the second fireproof steel plate 12 and the fireproof core layer 11 are sequentially arranged outside the fireproof cavity 4, when a fire disaster is discovered, the fireproof capacity of the bridge is greatly increased through the arrangement of the first fireproof steel plate 8, the second fireproof steel plate 12 and the fireproof core layer 11, the function of primary fireproof is achieved, the fireproof time is prolonged, at the same time, the heat is transferred into the fire-protection chamber 4 through the heat-conducting channel 13, and the thermal block 9 inside the fire-protection chamber 4 expands, so that, when the intensity of a fire stretches to fire prevention chamber 4, thermal expansion piece 9 has expanded for syringe needle 10 can touch water proof membrane 7 on the sprinkler bead 6, and at this moment, water passes through sprinkler bead 6 and flows, and water absorbs the heat, has reached the purpose of the timely fire prevention of secondary, makes the crane span structure fire behavior better, simple structure moreover, and the cost is lower. The heat insulation layer 14 is arranged, so that a large amount of hot air can be prevented from entering the cover plate 3, the cover plate 3 is protected, and the reinforcing ribs 15 improve the use strength of the cover plate 3; the locking bolt 16 is arranged for fixation, so that the disassembly is convenient; the elastic mounting seat 18 is arranged, so that the thermal expansion block 9 can be expanded and enlarged conveniently.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a fire prevention slot type crane span structure, a serial communication port, including curb plate (1), bottom plate (2) and apron (3), install curb plate (1) between bottom plate (2), apron (3) with curb plate (1) sliding connection, curb plate (1) inside is equipped with fire prevention chamber (4), fire prevention chamber (4) internally mounted is equipped with fire prevention pipeline (5), the installation is equipped with a plurality of sprinkler bead (6) on fire prevention pipeline (5), all be equipped with water barrier (7) on sprinkler bead (6), fire prevention chamber (4) outside installation is equipped with first fire prevention steel sheet (8), first fire prevention steel sheet (8) one side-mounting is equipped with thermal expansion piece (9), the installation is equipped with a plurality of syringe needle (10) on thermal expansion piece (9), first fire prevention steel sheet (8) opposite side is equipped with fire prevention sandwich layer (11), fire prevention sandwich layer (11) are kept away from first fire prevention steel sheet (8) one side is equipped with second fire prevention steel sheet (8), (10) 12) The fireproof core is characterized in that the first fireproof steel plate (8) is an inner layer, the second fireproof steel plate (12) is an outer layer, and a heat conduction channel (13) is arranged between the first fireproof steel plate (8), the fireproof core layer (11) and the second fireproof steel plate (12).

2. A fire protection trough bridge according to claim 1, characterized in that a heat insulation layer (14) is installed at the bottom of the cover plate (3), and a reinforcing rib (15) is installed at the top of the heat insulation layer (14).

3. A fire protection trough bridge as claimed in claim 2, characterised in that the bottom plate (2) and the side plates (1) are secured by means of locking bolts (16).

4. A fire protection trough bridge as claimed in claim 3, wherein said fire protection duct (5) is in communication with an external duct (17).

5. A fire-resistant trough bridge according to claim 4, wherein said first fire-resistant steel plate (8) is provided with an elastic mounting seat (18), and said thermal expansion block (9) is mounted in said elastic mounting seat (18).

6. A fire protection trough bridge according to claim 5, characterized in that the fire protection pipe (5) is fixed in the fire protection chamber (4) by means of several fixing rings (19).

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