CN211621943U - Prefabricated balcony of assembled steel construction bridge cut-off - Google Patents
Prefabricated balcony of assembled steel construction bridge cut-off Download PDFInfo
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- CN211621943U CN211621943U CN201922347388.3U CN201922347388U CN211621943U CN 211621943 U CN211621943 U CN 211621943U CN 201922347388 U CN201922347388 U CN 201922347388U CN 211621943 U CN211621943 U CN 211621943U
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- lower flange
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
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Abstract
The utility model relates to an assembled steel construction bridge cut-off prefabricated balcony, including two symmetrical cantilever beams that set up, the balcony board that sets up between two cantilever beams and the finish coat that is located balcony board top, two cantilever beams turn over, the beam bottom of cantilever beam is leveled with balcony board bottom after coating fire retardant coating, the finish coat includes first cement mortar layer, first waterproof layer, second cement mortar layer, built on stilts floor and face brick that set gradually from bottom to top, the junction of balcony board and indoor floor is equipped with the structure crack, indoor floor is located the girder steel, the girder steel is close to balcony board one side and is provided with the fire prevention median, the fire prevention median runs through the structure crack; a heat-preservation mortar soil step is arranged between the balcony plate and the balcony door. The utility model discloses can effectively block thermal transmission between balcony slab and indoor floor, improve building thermal insulation performance.
Description
Technical Field
The utility model relates to a prefabricated balcony, especially a prefabricated balcony of assembled steel construction bridge cut-off.
Background
The balcony is a special component in a building structure, is a bridge for indoor and outdoor transition of a building, is a platform for people to be close to nature, and also has an important function on the external shape of the building. Along with the gradual deepening of the building energy-saving concept and the continuous improvement of the living standard of people, the requirement of people on the comfort of the living environment is higher and higher, and the elimination of a heat bridge is one of effective means for improving the building comfort. In the conventional balcony scheme, a balcony floor is usually communicated with a floor in a sleeve, heat insulation is not performed on the conventional balcony part, and a cold bridge and a heat bridge are formed at the floor position, so that the heat insulation performance of a building is reduced, the comfort of a living environment is influenced, and the energy consumption is increased; secondly, the balcony slab pouring and the upper structure and the finished surface of each floor of the traditional building are all completed by site construction, so that the problems of large site construction amount, long construction period, more pollution, higher labor cost and the like exist, and the industrialization advantage of modern residences is not brought into play.
Disclosure of Invention
The utility model aims to provide an assembled steel construction bridge cut-off prefabricated balcony for solve the problem that exists among the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is that: an assembled steel structure broken bridge prefabricated balcony comprises two symmetrically arranged cantilever beams, an balcony board and a finish coat, wherein the balcony board is arranged between the two cantilever beams, the finish coat is positioned at the top of the balcony board, the two cantilever beams are turned upwards, the beam bottoms of the cantilever beams are flush with the bottom of the balcony board after being coated with fireproof coatings, the finish coat comprises a first cement mortar layer, a first waterproof layer, a second cement mortar layer, an overhead floor and a face brick which are sequentially arranged from bottom to top, a structural broken joint is arranged at the joint of the balcony board and an indoor floor slab, the indoor floor slab is positioned on a steel beam, a fireproof isolation strip is arranged on one side, close to the balcony board, of the steel beam, and the fireproof isolation strip penetrates through the structural broken joint;
and a heat-insulating mortar soil step is arranged between the balcony slab and the balcony door and comprises a heat-insulating mortar layer, a first waterproof layer, a second cement mortar layer and a doorsill finish coat which are sequentially arranged from bottom to top.
Further, the second waterproof layer is arranged at the joint of the prefabricated balcony and the main body structure, and the width of the second waterproof layer is smaller than that of the balcony board.
Furthermore, the male platen is erected on a lower flange of the cantilever beam, the width of the lower flange of the cantilever beam is larger than that of an upper flange of the cantilever beam, and the width of the lower flange of the cantilever beam close to one side of the male platen is larger than that of the lower flange of the other side of the cantilever beam.
Furthermore, ALC blocks are filled between the upper flange and the lower flange of the cantilever beam and between the upper flange and the balcony slab.
Furthermore, the ALC block is filled between the upper flange and the lower flange of the steel beam, the ALC block is close to the upper flange and the lower flange of the steel beam extending out of the indoor side, and the end parts of the upper flange and the lower flange of the steel beam close to the indoor side are flush with the end part of the ALC block after being coated with fireproof coating.
Furthermore, an outer wall is arranged at the bottom of the steel beam, a heat insulation layer is arranged on one side, close to the balcony slab, of the outer wall, and the heat insulation layer and the fireproof isolation belt are closely spliced.
Further, a gap between the balcony slab and the fireproof isolation belt is sealed by cement mortar.
Furthermore, the balcony slab is a concrete floor slab.
Furthermore, the cantilever beam is connected with the frame column through bolt welding.
The utility model has the advantages that:
1. the utility model discloses a junction at balcony slab and indoor floor sets up the structure crack, rethread fire prevention median fills the processing to the structure crack, because fire prevention median itself just belongs to the partly of outer insulation system of outer wall, therefore can make the outer heat preservation on the outer wall continuous, thereby be the point face conduction mode by the optimization of face conduction mode with indoor outer heat transfer, effectively block thermal transmission between balcony slab and the indoor floor, improve building thermal insulation performance and residential environment's travelling comfort, reduce the energy consumption simultaneously.
2. The utility model discloses the first cement mortar layer, first waterproof layer, second cement mortar layer, raised floor and most face brick on pouring and upper portion of balcony slab are all accomplished at the factory construction, only stay the site operation of the position of last row face brick and accomplish the mortar soil step of keeping warm, therefore can the on-the-spot wet operation of effectual reduction, pollution abatement, and simultaneously, because this balcony slab can carry out large batch processing in the mill, consequently, the time limit for a project can be shortened, the labor cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a longitudinal sectional view of the present invention;
fig. 3 is a transverse cross-sectional view of the present invention;
illustrated in the figure are: 1. cantilever beam, 2, frame post, 3, balcony board, 4, first cement mortar layer, 5, first waterproof layer, 6, second waterproof layer, 7, second cement mortar layer, 8, built on stilts floor, 9, face brick, 10, outer wall, 11, heat preservation, 12, heat preservation mortar layer, 13, indoor floor, 14, cement mortar, 15, girder steel, 16, balcony door, 17, threshold finish coat, 18, fire retardant coating, 19, ALC piece, 20, fire-proof isolation area.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
As shown in fig. 1 to 3, the prefabricated balcony with the assembled steel structure broken bridge comprises two symmetrically arranged cantilever beams 1, an anode plate 3 arranged between the two cantilever beams 1 and a finishing coat positioned at the top of the anode plate 3, wherein the two cantilever beams 1 are turned upwards, the beam bottoms of the cantilever beams 1 are coated with fireproof coatings 18 and then are flush with the bottom of the anode plate 3, the finishing coat comprises a first cement mortar layer 4, a first waterproof layer 5, a second waterproof layer 6, a second cement mortar layer 7, an overhead floor 8 and a face brick 9 which are sequentially arranged from bottom to top, a structural broken joint is arranged at the joint of the anode plate 3 and an indoor floor 13, the indoor floor 13 is positioned on a steel beam 15, a fireproof isolation strip 20 is arranged on one side of the steel beam 15, which is close to the anode plate 3, and the fireproof isolation strip 20 penetrates through the structural broken joint;
and a heat-insulating mortar soil step is arranged between the balcony plate 3 and the balcony door 16, and comprises a heat-insulating mortar layer 12, a first waterproof layer 5, a second waterproof layer 6, a second cement mortar layer 7 and a doorsill finish coat 17 which are sequentially arranged from bottom to top.
In this embodiment, through set up the structure crack at the junction of balcony slab 3 and indoor floor 13, rethread fire barrier 20 fills the processing to the structure crack, because fire barrier 20 itself just belongs to the partly of outer wall 10 external insulation system, therefore can make the outer heat preservation on the outer wall 10 continuous, thereby be indoor outer heat transfer by the surface conduction optimization for the point face conduction mode, effectively block the heat transfer between balcony slab 3 and the indoor floor 13, improve building thermal insulation performance and residential environment's travelling comfort, reduce the energy consumption simultaneously.
In this embodiment, the first cement mortar layer 4 on the pouring and upper portion of balcony slab 3, first waterproof layer 5, second waterproof layer 6, second cement mortar layer 7, raised floor 8 and most face 9 bricks are all accomplished at the factory construction, only keep the site operation of the position of last row of face brick 9 and accomplish the mortar soil step of keeping warm, therefore can effectual reduction on-the-spot wet work, and pollution abatement, simultaneously, because this balcony slab 3 can carry out large batch processing in the mill, consequently, the time limit for a project can be shortened, and labor cost is reduced.
In this embodiment, the first cement mortar layer 4 has both functions of slope finding and leveling.
In this embodiment, the first waterproof layer 5 is made of JS elastic waterproof paint, and the second waterproof layer 6 is made of waterproof roll material.
In this embodiment, turn over on through cantilever beam 1, and cantilever beam 1's beam-bottom coating finish behind fire retardant coating 18 with balcony board 3 bottom parallel and level, form plate-type balcony for the outward appearance of whole prefabricated balcony is comparatively slim and graceful, simultaneously, has cancelled traditional banding roof beam, can alleviate the weight of whole prefabricated balcony when reducing with the steel volume.
In this embodiment, the fire barrier 20 may be rock wool fire barrier or made of other inorganic heat insulating materials.
In the present embodiment, as shown in fig. 1 and 2, the second waterproof layer 6 is disposed at the connection of the prefabricated balcony and the main structure, and the width of the second waterproof layer 6 is smaller than that of the balcony slab 3.
In this embodiment, it should be noted that the main structure refers to the whole building except the prefabricated balcony.
In this embodiment, through setting up second waterproof layer 6, can effectually avoid the junction between prefabricated balcony and the major structure to leak. The width of the second waterproof layer 6 is smaller than that of the balcony slab 3, so that the construction of workers can be facilitated on the premise of meeting the use requirements, and meanwhile, waterproof coiled materials can be saved.
As shown in fig. 3, in this embodiment, the balcony slab 3 is erected on a lower flange of the cantilever beam 1, a width of the lower flange of the cantilever beam 1 is greater than a width of an upper flange of the cantilever beam 1, and a width of the lower flange of the cantilever beam 1 on a side close to the balcony slab 3 is greater than a width of the lower flange of the other side of the cantilever beam 1. Therefore, the balcony plate 3 can be conveniently erected on the lower flange of the cantilever beam 1, and the appearance of the outer vertical surface of the whole prefabricated balcony is lighter.
As shown in fig. 3, in the present embodiment, ALC blocks 19 are filled between the upper flange and the lower flange of the cantilever beam 1 and between the upper flange and the balcony slab. The ALC block 19 is filled to play a certain fireproof role, so that the fire resistance of the cantilever beam 1 is improved, and the safety of a steel structure building is ensured. Furthermore, the ALC block 19 is fixed through an externally hung steel plate net, and the steel plate net is connected with the cantilever beam 1 through welding.
As shown in fig. 2, in this embodiment, an ALC block 19 is filled between an upper flange and a lower flange of the steel beam 15, the ALC block 19 extends out of the upper flange and the lower flange of the steel beam 15 near the indoor side, and the ends of the upper flange and the lower flange of the steel beam 15 near the indoor side are flush with the end of the ALC block 19 after being coated with the fireproof coating 18.
In the embodiment, the ALC block 19 is filled between the upper flange and the lower flange of the steel beam 15, and can be matched with the fireproof coating 18 to play a fireproof role, and meanwhile, the ALC block 19 can also play a sound insulation role.
As shown in fig. 2, in this embodiment, an outer wall 10 is disposed at the bottom of the steel beam 15, an insulating layer 11 is disposed on one side of the outer wall 10 close to the balcony slab 3, and the insulating layer 11 and the fireproof isolation strip 20 are closely spliced.
In this embodiment, the outer wall 10 is an ALC outer wall or a non-transparent curtain wall, and the heat insulation material used for the heat insulation layer 11 may be a modified EPS heat insulation board, an extruded polystyrene board, a rock wool board or a rock wool belt.
As shown in fig. 2, in this embodiment, the gap between the balcony slab 3 and the fire barrier 20 is sealed with cement mortar.
In this embodiment, the balcony slab 3 is a concrete floor.
In this embodiment, the concrete floor is cast in place in a factory, and the concrete floor may be a steel bar truss floor or a laminated slab. Further, the concrete floor is stressed along the long span of the balcony so that a structural gap is formed at the joint between the balcony slab 3 and the indoor floor 13.
In this embodiment, the cantilever beam 1 and the frame column 2 are connected by bolting and welding.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. All the equivalent structural changes made by the contents of the specification and the drawings of the present invention are included in the scope of the present invention.
Claims (9)
1. The utility model provides a prefabricated balcony of assembled steel construction bridge cut-off, includes the cantilever beam that two symmetries set up, sets up the balcony board between two cantilever beams and the finish coat that is located balcony board top, its characterized in that: the two cantilever beams are turned upwards, the beam bottoms of the cantilever beams are flush with the bottom of the balcony slab after being coated with fireproof coatings, the finish coat comprises a first cement mortar layer, a first waterproof layer, a second cement mortar layer, an overhead floor and face bricks which are sequentially arranged from bottom to top, a structural broken joint is arranged at the joint of the balcony slab and an indoor floor slab, the indoor floor slab is positioned on a steel beam, a fireproof isolation belt is arranged on one side, close to the balcony slab, of the steel beam, and the fireproof isolation belt penetrates through the structural broken joint;
and a heat-insulating mortar soil step is arranged between the balcony slab and the balcony door and comprises a heat-insulating mortar layer, a first waterproof layer, a second cement mortar layer and a doorsill finish coat which are sequentially arranged from bottom to top.
2. The fabricated steel structure bridge-cut prefabricated balcony according to claim 1, wherein: the second waterproof layer is arranged at the joint of the prefabricated balcony and the main body structure, and the width of the second waterproof layer is smaller than that of the balcony board.
3. The fabricated steel structure bridge-cut prefabricated balcony according to claim 1, wherein: the male platen is erected on a lower flange of the cantilever beam, the width of the lower flange of the cantilever beam is larger than that of an upper flange of the cantilever beam, and the width of the lower flange of the cantilever beam close to one side of the male platen is larger than that of the lower flange of the other side of the cantilever beam.
4. The fabricated steel structure bridge-cut prefabricated balcony according to claim 1, wherein: ALC blocks are filled between the upper flange and the lower flange of the cantilever beam and between the upper flange and the balcony slab.
5. The fabricated steel structure bridge-cut prefabricated balcony according to claim 1, wherein: the steel beam is characterized in that an ALC block is filled between the upper flange and the lower flange of the steel beam, the ALC block is close to the upper flange and the lower flange of the steel beam, and the end parts of the upper flange and the lower flange of the steel beam, which are close to the indoor side, are coated with fireproof coating and then are parallel and level to the end part of the ALC block.
6. The fabricated steel structure bridge-cut prefabricated balcony according to claim 1, wherein: the bottom of the steel beam is provided with an outer wall, one side of the outer wall, which is close to the balcony slab, is provided with a heat preservation layer, and the heat preservation layer and the fireproof isolation belt are closely spliced.
7. The fabricated steel structure bridge-cut prefabricated balcony according to claim 1, wherein: and the gap between the balcony slab and the fireproof isolation strip is blocked by cement mortar.
8. The fabricated steel structure bridge-cut prefabricated balcony according to claim 1, wherein: the balcony slab is a concrete floor.
9. The fabricated steel structure bridge-cut prefabricated balcony according to claim 1, wherein: the cantilever beam is connected with the frame column through bolt welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922347388.3U CN211621943U (en) | 2019-12-24 | 2019-12-24 | Prefabricated balcony of assembled steel construction bridge cut-off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922347388.3U CN211621943U (en) | 2019-12-24 | 2019-12-24 | Prefabricated balcony of assembled steel construction bridge cut-off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211621943U true CN211621943U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922347388.3U Active CN211621943U (en) | 2019-12-24 | 2019-12-24 | Prefabricated balcony of assembled steel construction bridge cut-off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211621943U (en) |
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2019
- 2019-12-24 CN CN201922347388.3U patent/CN211621943U/en active Active
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