CN216587340U - Steel beam fireproof outer packing structure - Google Patents
Steel beam fireproof outer packing structure Download PDFInfo
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- CN216587340U CN216587340U CN202123435437.2U CN202123435437U CN216587340U CN 216587340 U CN216587340 U CN 216587340U CN 202123435437 U CN202123435437 U CN 202123435437U CN 216587340 U CN216587340 U CN 216587340U
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Abstract
The utility model belongs to the technical field of the structure technique is built in this application and specifically relates to a girder steel fire prevention outsourcing structure is related to, including the I-shaped girder steel, the I-shaped girder steel is provided with the supporting piece, the supporting piece has placed the air entrainment bottom plate including extending to the bearing board of I-shaped girder steel bottom outer wall below on the bearing board. The I-shaped steel beam is provided with a bearing piece, the bearing piece comprises a bearing plate located below the outer wall of the bottom of the I-shaped steel beam, a support carrier is provided for the air-entrapping bottom plate, the air-entrapping bottom plate is mounted on the I-shaped steel beam, nailing operation on the air-entrapping bottom plate is not needed, and therefore the possibility that the air-entrapping bottom plate is broken is effectively reduced.
Description
Technical Field
The application relates to a structure technical field is built in the room, especially relates to a girder steel fire prevention outsourcing structure.
Background
Building structures fall into the following categories: steel structures, steel, reinforced concrete structures, hybrid structures, brick and wood structures, and other structures.
Steel, reinforced concrete structure: the main structure of the bearing is built by steel and reinforced concrete. For example, a part of beam columns of a house are constructed by steel frameworks, and a part of beam columns are constructed by reinforced concrete frameworks.
In a steel framework structure, I-shaped steel is often used as a supporting beam, and in order to enable the steel structure to meet the fireproof requirement, an air-adding plate is usually installed on the bottom surface of the supporting beam, and then a plastering layer is coated (the total addition of a grinding layer is required to reach 5cm, so that the fireproof requirement and the fireproof effect can be achieved).
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the gas-filled panels are usually fixed by nails, which easily causes the rupture of the gas-filled panels, and thus further improvement is required.
SUMMERY OF THE UTILITY MODEL
In order to reduce the possibility that the gas-entrapping plate breaks, the application provides a girder steel fire prevention outsourcing structure.
The application provides a pair of girder steel fire prevention outsourcing structure adopts following technical scheme:
the utility model provides a girder steel fire prevention outsourcing structure, includes the I-shaped girder steel, the I-shaped girder steel is provided with the supporting piece, the supporting piece has placed the air entrainment bottom plate including extending to the bearing board of I-shaped girder steel bottom outer wall below on the bearing board.
By adopting the technical scheme, the I-shaped steel beam is provided with the bearing piece, the bearing piece comprises the bearing plate located below the outer wall of the bottom of the I-shaped steel beam, a support carrier is provided for the air-entrapping bottom plate, the air-entrapping bottom plate is mounted on the I-shaped steel beam, nailing operation on the air-entrapping bottom plate is not needed, and therefore the possibility of cracking of the air-entrapping bottom plate is effectively reduced.
Preferably, the both sides of I-shaped steel beam have the installation cavity, the supporting piece still includes the butt in the backup pad of installation cavity bottom inner wall and arrange the installation cavity in outward and fixed connection in the connecting plate of backup pad, bearing board fixed connection in connecting plate, form the standing groove that supplies the air entrainment bottom plate to place between the diapire of the roof of bearing board and I-shaped steel beam, the installation intracavity is filled with the air entrainment fragment of brick, and the air entrainment fragment of brick is placed in the backup pad.
Through adopting above-mentioned technical scheme, when installing the bearing piece, place the backup pad of bearing piece on the bottom inner wall of installation cavity earlier, place the air entrainment fragment of brick in the backup pad again, compress tightly fixedly the backup pad through the gravity of air entrainment fragment of brick, be provided with the fire behavior that the air entrainment fragment of brick further improved the I-shaped steel roof beam simultaneously.
Preferably, the outer wall of the bottom of the I-shaped steel beam and the top wall of the air-entrapping bottom plate are bonded and fixed through glue.
By adopting the technical scheme, the air-entrapping bottom plate is fixedly connected to the outer wall of the bottom of the I-shaped steel beam through glue in a transferring manner, so that the structural stability of the air-entrapping bottom plate and the I-shaped steel beam is improved.
Preferably, the supporting plate is threaded through by a bolt, and the end of the bolt abuts against the lower surface of the aerating bottom plate.
By adopting the technical scheme, the bearing plate is provided with the bolt, and the end part of the bolt is abutted against the lower surface of the air-entrapping bottom plate, so that the air-entrapping bottom plate is attached to and abutted against and fixed on the outer wall of the bottom of the I-shaped steel beam.
Preferably, the aerated brick is fixed on the inner wall of the installation cavity through glue bonding.
Through adopting above-mentioned technical scheme, the air entrainment fragment of brick is fixed in the I-shaped steel roof beam through glue to improve the structural stability of air entrainment fragment of brick and I-shaped steel roof beam.
Preferably, the supporting plate is fixed on the inner wall of the mounting cavity through glue bonding.
Through adopting above-mentioned technical scheme, the backup pad passes through the glue bonding and is fixed in the inner wall of installation cavity, further improves the structural stability of bearing piece and I-shaped girder steel.
Preferably, the outer side wall of the I-shaped steel beam is fixedly connected with an air-entrapping side plate with a sealed installation cavity.
Through adopting above-mentioned technical scheme, be provided with the air entrainment curb plate, on the one hand, reduce the possibility that the air entrainment fragment of brick falls out the installation cavity, on the other hand further improves the fire prevention effect of I-shaped steel roof beam.
Preferably, the outer walls of the air-entrapping bottom plate and the air-entrapping side plate are coated with a plastering layer.
Through adopting above-mentioned technical scheme, be provided with the coating layer, improve I-steel girder structure periphery wall surface's roughness and pleasing to the eye degree.
To sum up, the utility model discloses following beneficial effect has:
1. the I-shaped steel beam is provided with a bearing piece, the bearing piece comprises a bearing plate positioned below the outer wall of the bottom of the I-shaped steel beam, a support carrier is provided for the air-entrapping bottom plate, the air-entrapping bottom plate is arranged on the I-shaped steel beam, nailing operation on the air-entrapping bottom plate is not needed, and therefore the possibility of cracking of the air-entrapping bottom plate is effectively reduced;
2. when the supporting piece is installed, the supporting plate of the supporting piece is placed on the inner wall of the bottom of the installation cavity, the aerated bricks are placed on the supporting plate, the supporting plate is pressed and fixed through the gravity of the aerated bricks, and the aerated bricks are arranged to further improve the fireproof performance of the I-shaped steel beam;
3. be provided with the plastering layer, improve I-steel girder structure periphery wall surface's roughness and pleasing to the eye degree.
Drawings
FIG. 1 is a schematic view of a steel beam fireproof cladding structure according to embodiment 1;
fig. 2 is a schematic structural view of a steel beam fireproof external covering structure in embodiment 2.
In the drawings, 1, an I-shaped steel beam; 11. a mounting cavity; 2. a support member; 21. a support plate; 22. a connecting plate; 23. a support plate; 24. a placement groove; 25. a bolt; 3. aerating bricks; 4. an aerating bottom plate; 5. an air-entrapping side plate; 6. and (5) coating a slurry layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The application discloses girder steel fire prevention outsourcing structure.
Example 1:
referring to fig. 1, a girder steel fire prevention surrounding structure, including I-shaped girder steel 1, I-shaped girder steel 1's both sides have installation cavity 11, and installation cavity 11 fixedly connected with bearing 2, bearing 2 are provided with a plurality of and distribute along the length direction of I-shaped girder steel 1.
The supporting piece 2 comprises a supporting plate 21, a connecting plate 22 and a supporting plate 23, the surface of the supporting plate 21 is horizontally arranged, the lower end surface of the supporting plate 21 is bonded and fixed on the inner wall of the bottom of the mounting cavity 11 through glue, and the surface of the connecting plate 22 is vertically arranged. The connecting plate 22 is arranged outside the mounting cavity 11 and is fixedly connected to the lower end face of one side of the supporting plate 21, the surface of the supporting plate 23 is parallel to the supporting plate 21, the supporting plate 23 is fixedly connected to the side wall of the lower portion of the connecting plate 22, the supporting plate 23 extends to the lower portion of the outer wall of the bottom of the I-shaped steel beam 1, a placing groove 24 is formed between the top wall of the supporting plate 23 and the bottom wall of the I-shaped steel beam 1, the air-entrapping base plate 4 is placed in the placing groove 24, specifically, the air-entrapping base plate 4 is an autoclaved aerated concrete slab, and the outer wall of the bottom of the I-shaped steel beam 1 and the top wall of the air-entrapping base plate 4 are fixedly bonded through glue.
The installation cavity 11 is filled with air-added bricks 3, specifically, the air-added bricks 3 are autoclaved aerated concrete bricks, and the air-added bricks 3 are placed on the upper end face of the support plate 21. Two sides of the I-shaped steel beam 1 are fixedly connected with an aerated side plate 5, and specifically, the aerated side plate 5 is an autoclaved aerated concrete slab. The surface of the air-entrapping side plate 5 is vertically arranged, and the top side wall and the bottom of the air-entrapping side plate 5 are respectively bonded and fixed on the outer side wall of the I-shaped steel beam 1 and the upper end surface of the support plate 21 through glue. And the outer walls of the air-entrapping bottom plate 4 and the air-entrapping side plate 5 are coated with a plastering layer 6.
The implementation principle of this application embodiment a girder steel fire prevention surrounding structure does: the I-shaped steel beam 1 is provided with the supporting piece 2, the supporting piece 2 comprises a supporting plate 23 located below the outer wall of the bottom of the I-shaped steel beam 1, a supporting carrier is provided for the air-entrapping base plate 4, the air-entrapping base plate 4 is installed on the I-shaped steel beam 1, nailing operation on the air-entrapping base plate 4 is not needed, and therefore the possibility that the air-entrapping base plate 4 is broken is effectively reduced. When the supporting piece 2 is installed, the supporting plate 21 of the supporting piece 2 is placed on the inner wall of the bottom of the installation cavity 11, the air-entrapping bricks 3 are placed on the supporting plate 21, the supporting plate 21 is pressed and fixed through the gravity of the air-entrapping bricks 3, and meanwhile, the air-entrapping bricks 3 are arranged to further improve the fireproof performance of the I-shaped steel beam 1.
Example 2: referring to fig. 2, the difference from embodiment 1 is that a bolt 25 is threaded through the support plate 23, the bolt 25 is a countersunk bolt 25, and an end of the countersunk bolt 25 abuts against a lower surface of the air-entrapping base plate 4, so that the air-entrapping base plate 4 is attached, bonded and fixed to an outer wall of the bottom of the i-beam 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a girder steel fire prevention outsourcing structure which characterized in that: including I-steel roof beam (1), I-steel roof beam (1) is provided with supporting piece (2), supporting piece (2) are including extending to bearing board (23) of I-steel roof beam (1) bottom outer wall below, have placed air entrainment bottom plate (4) on bearing board (23).
2. The steel beam fire protection sheathing structure according to claim 1, wherein: the both sides of I-steel roof beam (1) have installation cavity (11), bearing piece (2) still include butt in backup pad (21) of installation cavity (11) bottom inner wall and externally arrange in installation cavity (11) and fixed connection in connecting plate (22) of backup pad (21), bearing board (23) fixed connection in connecting plate (22), form between the diapire of the roof of bearing board (23) and I-steel roof beam (1) and supply standing groove (24) that air entrainment bottom plate (4) placed, installation cavity (11) intussuseption is filled with air entrainment fragment of brick (3), and air entrainment fragment of brick (3) are placed in on backup pad (21).
3. The steel beam fire protection sheathing structure according to claim 2, wherein: the outer wall of the bottom of the I-shaped steel beam (1) is fixedly bonded with the top wall of the air-entrapping bottom plate (4) through glue.
4. A steel beam fire protection surround according to claim 3, wherein: the supporting plate (23) is threaded with a bolt (25), and the end of the bolt (25) is abutted against the lower surface of the aerating bottom plate (4).
5. The steel beam fire protection sheathing structure according to claim 2, wherein: the aerated brick (3) is fixedly bonded on the inner wall of the mounting cavity (11) through glue.
6. The steel beam fire protection sheathing structure according to claim 2, wherein: the supporting plate (21) is fixedly bonded on the inner wall of the mounting cavity (11) through glue.
7. The steel beam fire protection sheathing structure according to claim 2, wherein: the outer side wall of the I-shaped steel beam (1) is fixedly connected with an air-entrapping side plate (5) with a sealed installation cavity (11).
8. The steel beam fire protection sheathing structure according to claim 7, wherein: and the outer walls of the air-entrapping bottom plate (4) and the air-entrapping side plate (5) are coated with a plastering layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123435437.2U CN216587340U (en) | 2021-12-31 | 2021-12-31 | Steel beam fireproof outer packing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123435437.2U CN216587340U (en) | 2021-12-31 | 2021-12-31 | Steel beam fireproof outer packing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216587340U true CN216587340U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123435437.2U Active CN216587340U (en) | 2021-12-31 | 2021-12-31 | Steel beam fireproof outer packing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216587340U (en) |
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2021
- 2021-12-31 CN CN202123435437.2U patent/CN216587340U/en active Active
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