CN216110861U - Fireproof plate and tunnel fireproof door wall - Google Patents
Fireproof plate and tunnel fireproof door wall Download PDFInfo
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- CN216110861U CN216110861U CN202122308584.7U CN202122308584U CN216110861U CN 216110861 U CN216110861 U CN 216110861U CN 202122308584 U CN202122308584 U CN 202122308584U CN 216110861 U CN216110861 U CN 216110861U
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Abstract
The utility model discloses a fireproof plate and a roadway fireproof door wall, which comprise a cuboid-shaped wood plate, a flame-retardant cloth coated on the wood plate and a steel plate coated on the flame-retardant cloth; and two connecting holes which are arranged at intervals up and down are formed in the surface of one side of the fireproof plate, and the connecting holes extend from the steel plate to the wood plate. According to the fireproof plate and the roadway fireproof door wall disclosed by the utility model, the main body of the fireproof plate is made of the wood plate, the weight is light, the flame-retardant cloth is coated on the wood plate to play a role in heat resistance and fire prevention, and then the flame-retardant cloth is coated by the steel plate, so that the surface of the fireproof plate is relatively flat and is convenient to stack, and the flame-retardant cloth is protected. When a doorway of a door frame needs to be closed on site, only the fireproof plates need to be stacked in the doorway, and then the two fireproof plates which are adjacent up and down are connected through the U-shaped connecting piece, so that the site construction is facilitated.
Description
Technical Field
The utility model relates to the technical field of underground roadway fire prevention, in particular to a fireproof plate and a roadway fire door wall.
Background
When the spontaneous combustion coal seam is mined, a fireproof door wall needs to be constructed in a roadway. In the prior art, fireproof door walls are usually constructed by prefabricated blocks of stone, mortar and cement. The wall body is built by laying bricks or stones according to tunnel practical use in earlier stage and transportation, pedestrian and the space of crossing the car are reserved, thereby when later stage fire prevention needs, utilize the cement prefabricated section to seal the reservation space and cut off the distinguished wind current, play the effect of fire prevention. However, when fire-proof sealing is really needed, the weight of the cement precast block is heavy, one person is difficult to move, multiple persons are needed to move in a matching way, the labor amount is large, the operation efficiency is low, and the spread of fire disasters can be increased due to time delay, so that the expansion of disasters can be caused.
In view of the above, it is necessary to provide a fireproof plate and a roadway fireproof door wall which are light in weight and convenient for rapid field operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a fireproof plate and a roadway fireproof door wall which are light in weight and convenient for field rapid operation.
The technical scheme of the utility model provides a fireproof plate for a roadway fireproof door wall, which comprises a cuboid-shaped wood plate, a flame-retardant cloth coated on the wood plate and a steel plate coated on the flame-retardant cloth;
and two connecting holes which are arranged at intervals up and down are formed in the surface of one side of the fireproof plate, and the connecting holes extend from the steel plate to the wood plate.
In one optional technical scheme, two layers of the flame-retardant cloth are stacked between the wood board and the steel plate.
In one optional technical scheme, two connecting holes which are arranged at intervals up and down are respectively formed at the left end and the right end of the fireproof plate.
In one optional technical scheme, the thickness of the steel plate is 3 mm.
In one optional technical scheme, a fireproof paint layer is coated on the wood board.
The technical scheme of the utility model also provides a tunnel fireproof door wall which comprises a tunnel, a door frame with a doorway and the fireproof plate in any one of the technical schemes;
the door frame comprises two door frame side plates and a door frame top plate connected between the upper ends of the two door frame side plates;
the lower end of the door frame side plate is arranged on a roadway bottom plate of the roadway;
a sealing wall is constructed in the space between the door frame and the roadway;
a plurality of the fire-proof plates are stacked in the doorway, and are connected up and down to form a door plate and seal the doorway;
the two upper and lower adjacent fireproof plates are connected through a U-shaped connecting piece, and the end part of the U-shaped connecting piece is connected in the connecting hole of each fireproof plate.
In one optional technical scheme, a U-shaped groove is formed in the doorframe side plate, a side plate notch for enabling the end part of the fireproof plate to enter and exit the U-shaped groove is formed in the upper end of the doorframe side plate, and the height of the side plate notch is greater than or equal to the thickness of the fireproof plate;
the ends of the fire shield are in the U-shaped channel.
In one optional technical scheme, the middle lower part of the doorframe side plate is also provided with the side plate notch.
In one optional technical scheme, the doorframe top plate is a flat plate;
the distance between the door frame top plate and the roadway bottom plate is integral multiple of the thickness of the fireproof plate.
In one optional technical scheme, a plurality of steel bars are connected to the door frame side plate and the door frame top plate respectively, and the steel bars are buried in the sealing wall body.
By adopting the technical scheme, the method has the following beneficial effects:
according to the fireproof plate and the roadway fireproof door wall, the main body of the fireproof plate is made of the wood board, the weight is light, the flame retardant cloth is coated on the wood board to play a role in heat resistance and fire prevention, and then the flame retardant cloth is coated by the steel plate, so that the surface of the fireproof plate is smooth, the fireproof plate is convenient to stack, and the flame retardant cloth is protected. When a doorway of a door frame needs to be closed on site, only the fireproof plates need to be stacked in the doorway, and then the two fireproof plates which are adjacent up and down are connected through the U-shaped connecting piece, so that the site construction is facilitated.
The fireproof plate provided by the utility model is light in weight, is convenient for workers to carry on site so as to quickly form a roadway fireproof door wall, and improves the efficiency.
Drawings
FIG. 1 is a perspective view of a flame retardant panel provided in accordance with an embodiment of the utility model;
FIG. 2 is a cross-sectional view of the flame retardant panel shown in FIG. 1, taken along A-A;
FIG. 3 is a cross-sectional view of the flame retardant panel shown in FIG. 1, taken along the line B-B;
fig. 4 is a schematic view of a fire door wall of a roadway according to an embodiment of the present invention;
FIG. 5 is a schematic view of a U-shaped connector;
FIG. 6 is a schematic view of a U-shaped connector connecting two fire retardant panels;
FIG. 7 is a perspective view of a door frame;
FIG. 8 is a schematic view of a doorframe side plate having a U-shaped groove formed therein;
fig. 9 is a schematic view showing that reinforcing bars are connected to both the doorframe side plate and the doorframe top plate.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1-3, one embodiment of the present invention provides a fire protection plate 1 for use in a fire protection wall of a roadway. The fire-proof plate 1 includes a rectangular parallelepiped wood plate 11, a fire-retardant cloth 12 coated on the wood plate 11, and a steel plate 13 coated on the fire-retardant cloth 12.
Two connection holes 14 are provided on one side surface of the fire protection plate 1, spaced up and down, and the connection holes 13 extend from the steel plate 13 into the wood plate 11.
The fireproof plate 1 provided by the utility model is used in a roadway fireproof door wall. The fire-proof plate 1 comprises a cuboid wood plate 11, a flame-retardant cloth 12 coated on the wood plate 11 and a steel plate 13 coated on the flame-retardant cloth 12.
As shown in FIG. 1, the wood board 11 may be a locust wood board, a pine wood board, or the like. The length direction of the wood board 11 is along the left-right direction, the width direction of the wood board 11 is along the front-rear direction, and the height direction of the wood board 11 is the thickness of the wood board 11. The wooden board 11 is a regular hexahedron. The size of the wood board 11 can be set according to the requirements of the roadway site.
The flame-retardant cloth 12 can be made into a flame-retardant cloth wind barrel in advance, and then the flame-retardant cloth wind barrel is sleeved on the wood board 11, and the rolled opening is sealed. The flame-retardant cloth 12 may be adhered to the wood board 11 by gluing, as needed. The flame-retardant cloth 12 may be an existing fire-fighting flame-retardant cloth, a fire-retardant cloth, or the like.
The steel plate 13 is thin, covers the flame retardant cloth 12, and is tightly attached to the wood plate 11, so that the fire-proof plate 1 forms a flat hexahedral structure. The butt joint of the steel plates 13 is welded.
In order to facilitate the subsequent connection of the upper and lower fire-proof plates 1, a pair of connecting holes 14 spaced up and down are formed in the front surface of each fire-proof plate 1.
As shown in fig. 4 to 7 and 9, after the fire prevention plate 1 is stacked in the doorway 30 of the door frame 3, the upper end 51 of the U-shaped joint member 5 is coupled to the lower coupling hole 14 of the upper fire prevention plate 1, and the lower end 51 of the U-shaped joint member 5 is coupled to the upper coupling hole 14 of the lower fire prevention plate 1, so that the fire prevention plates 1 form an integral door panel to enclose the doorway 30.
The fireproof plate 1 provided by the utility model has the advantages that the main body adopts the wood plate 11, the weight is light, the flame retardant cloth 12 is coated on the wood plate to play a role in heat resistance and fire prevention, and then the flame retardant cloth 12 is coated by the steel plate 13, so that the surface of the fireproof plate 1 is relatively flat and is convenient to stack, and the flame retardant cloth 12 is protected. When the doorway 30 of the door frame 3 needs to be closed on site, only the fireproof plates 1 need to be stacked in the doorway 30, and then the two fireproof plates 1 which are adjacent up and down are connected through the U-shaped connecting piece 5, so that the site construction is facilitated.
The fireproof plate 1 provided by the utility model is light in weight, is convenient for workers to carry on site so as to quickly form a roadway fireproof door wall, and improves the efficiency. Generally, two persons can easily lift the fireproof plate 1, and the operation efficiency is obviously improved.
In one embodiment, two layers of flame retardant cloth 12 are stacked between the wood board 11 and the steel board 13, so as to further improve the heat and fire resistance.
In one embodiment, as shown in fig. 1, the left and right ends of the fire retardant panel 1 are respectively provided with two connecting holes 14 arranged at intervals up and down. That is, the left and right ends of the fireproof plate 1 are respectively provided with a pair of connecting holes 14, and when the fireproof plate 1 is connected, the left and right ends of the upper and lower fireproof plates 1 are connected through the U-shaped connecting piece 5, so that the connection stability is improved.
In one embodiment, the steel plate 13 has a thickness of 3mm, is a thin steel plate, is conveniently wound on the wood board 11 coated with the flame-retardant cloth 12, and is conveniently shaped.
In one embodiment, the wood board 11 is coated with a fire-retardant paint layer to improve fire-retardant performance.
As shown in fig. 4 to 7 and fig. 9, a fire-resistant door wall for a tunnel according to an embodiment of the present invention includes a tunnel 2, a door frame 3 having a doorway 30, and a fire-resistant plate 1 according to any one of the embodiments.
The doorframe 3 includes two doorframe side plates 31 and a doorframe top plate 32 connected between the upper ends of the two doorframe side plates 31.
The lower end of the doorframe side plate 31 is mounted on the roadway floor 21 of the roadway 2.
A sealing wall 4 is constructed in the space between the door frame 3 and the tunnel 2.
A plurality of fire-proof plates 1 are stacked in the doorway 30, and the fire-proof plates 1 are connected up and down to form a door panel and seal the doorway 30.
Two fire prevention plates 1 adjacent up and down are connected through a U-shaped connecting piece 5, and the end part 51 of the U-shaped connecting piece 5 is connected in the connecting hole 14 of the fire prevention plate 1.
In the initial construction stage, the door frame 3 is first installed in the tunnel 2, and the sealing wall 4 is constructed in the space between the outside of the door frame 3 and the tunnel 2. The sealing wall 4 may be a concrete wall or a brick wall, etc., and grout is sprayed on the concrete wall or the brick wall to improve sealing performance. At this point, doorway 30 is not yet closed and is available for passage of personnel, vehicles, etc.
All the fireproof plates 1 are manufactured on the ground, then numbering can be carried out, the fireproof plates are uniformly placed near the fireproof door wall body and provided with obvious symbolic management boards, meanwhile, the conditions of quantity, integrity and the like need to be regularly checked, and the fireproof plates can be timely put into use when needed.
After the fire protection is finished, the U-shaped connecting piece 5 can be detached, then the fire-proof plates 1 are sequentially taken down and put back to the original place, and if damaged, the fire-proof plates need to be repaired and are ready for reuse.
In one embodiment, as shown in fig. 7-8, the doorframe side plate 31 has a U-shaped groove 33, and the upper end of the doorframe side plate 31 is provided with a side plate notch 34 for the end of the fire retardant panel 1 to enter and exit the U-shaped groove 33. The height of the side plate notch 34 is more than or equal to the thickness of the fireproof plate 1. The ends of the fire protection plate 1 are in the U-shaped groove 33.
When the fireproof plate 1 is placed, the fireproof plate 1 is pushed into the U-shaped groove 33 from the side plate notch 34 above, two ends of the fireproof plate 1 are positioned in the U-shaped grooves 33 on two sides, and then the fireproof plate 1 can slide down along the U-shaped groove 33 to be automatically stacked on the previous fireproof plate 1.
In one embodiment, as shown in fig. 7, the door frame side plate 31 is also provided with a side plate notch 34 at a lower middle portion thereof.
Place PLASTIC LAMINATED 1 from curb plate opening 34 of middle lower part earlier, after the position of curb plate opening 34 of middle lower part was reached to PLASTIC LAMINATED 1, place PLASTIC LAMINATED 1 from curb plate opening 34 on top again, convenient operation has improved efficiency.
In one embodiment, as shown in fig. 7 and 9, the door frame top plate 32 is a flat plate, and the distance between the door frame top plate 32 and the tunnel 21 is an integral multiple of the thickness of the fireproof plate 1, so that a certain number of fireproof plates 1 can be placed to completely block the doorway 30 without leaving too large gaps.
In one embodiment, as shown in fig. 9, a plurality of reinforcing bars 6 are connected to the doorframe side plate 31 and the doorframe 32, respectively, and the reinforcing bars 6 are buried in the sealing wall 4, thereby improving the installation stability of the doorframe 3 in the roadway 2.
In conclusion, the fireproof plate and the roadway fireproof door wall provided by the utility model have the advantages that the main body of the fireproof plate is made of the wood plate, the weight is light, the flame-retardant cloth is wrapped on the wood plate to play a role in heat resistance and fire prevention, and then the steel plate wraps the flame-retardant cloth, so that the surface of the fireproof plate is smooth, the fireproof plate is convenient to stack, and the flame-retardant cloth is protected. When a doorway of a door frame needs to be closed on site, only the fireproof plates need to be stacked in the doorway, and then the two fireproof plates which are adjacent up and down are connected through the U-shaped connecting piece, so that the site construction is facilitated.
The foregoing is considered as illustrative only of the principles and preferred embodiments of the utility model. It should be noted that, for those skilled in the art, several other modifications can be made on the basis of the principle of the present invention, and the protection scope of the present invention should be regarded.
Claims (10)
1. The fireproof plate for the roadway fireproof door wall is characterized by comprising a cuboid-shaped wood plate, a flame-retardant cloth coated on the wood plate and a steel plate coated on the flame-retardant cloth;
and two connecting holes which are arranged at intervals up and down are formed in the surface of one side of the fireproof plate, and the connecting holes extend from the steel plate to the wood plate.
2. The fire protection plate for a roadway fire protection door wall according to claim 1, wherein two layers of the fire retardant cloth are stacked between the wood plate and the steel plate.
3. The fire protection plate for a roadway fire protection door wall according to claim 1, wherein two connecting holes which are arranged at intervals up and down are respectively formed at the left end and the right end of the fire protection plate.
4. A fire protection plate for a roadway fire protection door wall according to claim 1, wherein the steel plate is 3mm thick.
5. The fire protection plate for a roadway fire protection door wall according to claim 1, wherein the wood plate is coated with a layer of fire retardant paint.
6. A fire resistant door wall in a roadway comprising a roadway, a door frame having a doorway, and the fire resistant panel of any one of claims 1-5;
the door frame comprises two door frame side plates and a door frame top plate connected between the upper ends of the two door frame side plates;
the lower end of the door frame side plate is arranged on a roadway bottom plate of the roadway;
a sealing wall is constructed in the space between the door frame and the roadway;
a plurality of the fire-proof plates are stacked in the doorway, and are connected up and down to form a door plate and seal the doorway;
the two upper and lower adjacent fireproof plates are connected through a U-shaped connecting piece, and the end part of the U-shaped connecting piece is connected in the connecting hole of each fireproof plate.
7. The roadway fireproof door wall according to claim 6, wherein the doorframe side plate is provided with a U-shaped groove, the upper end of the doorframe side plate is provided with a side plate notch for the end part of the fireproof plate to enter and exit the U-shaped groove, and the height of the side plate notch is greater than or equal to the thickness of the fireproof plate;
the ends of the fire shield are in the U-shaped channel.
8. The roadway fire door wall of claim 7, wherein the side plate openings are also provided in the lower middle portion of the door frame side plates.
9. The roadway fire door wall of claim 6, wherein the door frame top plate is a flat plate;
the distance between the door frame top plate and the roadway bottom plate is integral multiple of the thickness of the fireproof plate.
10. The roadway fire door wall according to claim 6, wherein a plurality of reinforcing bars are connected to the door frame side plates and the door frame top plate, respectively, and the reinforcing bars are buried in the sealing wall body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122308584.7U CN216110861U (en) | 2021-09-23 | 2021-09-23 | Fireproof plate and tunnel fireproof door wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122308584.7U CN216110861U (en) | 2021-09-23 | 2021-09-23 | Fireproof plate and tunnel fireproof door wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216110861U true CN216110861U (en) | 2022-03-22 |
Family
ID=80688042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122308584.7U Active CN216110861U (en) | 2021-09-23 | 2021-09-23 | Fireproof plate and tunnel fireproof door wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216110861U (en) |
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2021
- 2021-09-23 CN CN202122308584.7U patent/CN216110861U/en active Active
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