CN213329859U - High-rise building smoke protection system and high-rise building - Google Patents
High-rise building smoke protection system and high-rise building Download PDFInfo
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- CN213329859U CN213329859U CN202021612277.7U CN202021612277U CN213329859U CN 213329859 U CN213329859 U CN 213329859U CN 202021612277 U CN202021612277 U CN 202021612277U CN 213329859 U CN213329859 U CN 213329859U
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Abstract
The utility model discloses a smoke protection system for high-rise buildings, which comprises an air shaft, wherein the air shaft comprises a masonry wall body and a cast-in-place wall body, an air outlet is positioned at the side of the masonry wall body and is tightly attached to the inner wall of the air shaft, a metal air pipe fixedly connected with the air shaft is arranged on the inner wall of the air shaft, the metal air pipe is provided with a plurality of sections from bottom to top, and the plurality of sections of metal air pipes are spliced and connected from top to; each section of metal air pipe is spliced by 2-4 metal plates to form a square air pipe, and a splicing end is arranged on the side of the masonry wall. The utility model also discloses a high-rise building that contains above-mentioned smoke protection system. The utility model discloses a high-rise building smoke protection system, wherein the air shaft inner wall fixed mounting is hugged closely to the metal tuber pipe, can reduce the air shaft civil engineering size by a wide margin, reduces house shared area, improves the resident rate of getting into the house, improves the soil rate of utilization, is suitable for popularization and application.
Description
Technical Field
The utility model relates to a high-rise building field especially relates to a high-rise building smoke protection system and contain its high-rise building.
Background
The design of a smoke-proof system of a high-rise building (particularly a residential project) generally adopts the method of civil construction of an air shaft lining metal air pipe at present, wherein the lining metal air pipe is connected by an outer flange and is fixedly installed on the inner wall of the air shaft.
The above mounting method has the objective disadvantages that: the four sides of the metal air pipe need to reserve operation space, clearance is at least 100mm, 200mm and 450mm according to different modes of back building walls (building walls) of the pipe shaft, cast-in-place walls and man-in pipe shaft installation, an invalid space is formed in the air shaft, the size of the civil air shaft is increased, and the public share area of a house is increased.
It is therefore apparent that there are still inconveniences and drawbacks to the above-mentioned conventional smoke protection system for high-rise residential projects in terms of structure, method and use, and improvements are needed. How to create a smoke protection system for high-rise buildings, which can effectively utilize the space of an air shaft, reduce the size of the air shaft and reduce the public sharing area of a house, becomes an urgent need for improvement in the current industry.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a high-rise building smoke protection system, make it can effectively utilize the air shaft space and can reduce the air shaft size, reduce the public stand area of house.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a high-rise building smoke protection system comprises an air shaft, wherein the air shaft comprises a masonry wall body and a cast-in-place wall body, an air outlet is positioned on the side of the masonry wall body, a metal air pipe fixedly connected with the air shaft is arranged close to the inner wall of the air shaft, the metal air pipe is provided with a plurality of sections from bottom to top, and the plurality of sections of metal air pipes are spliced up and down; each section of metal air pipe is spliced by 2-4 metal plates to form a square air pipe, and a splicing end is arranged on the side of the masonry wall.
As a further improvement of the utility model, the air shaft consists of two masonry walls and two cast-in-place walls, wherein the two masonry walls are arranged oppositely, and the two cast-in-place walls are arranged oppositely; each section of metal air pipe comprises two metal plates on the side of a masonry wall and two metal plates on the side of a cast-in-place wall; every the metal sheet both ends of cast-in-place wall side are buckled, form and piece together the end, and the metal sheet of two cast-in-place wall sides is pieced together the connection through the metal sheet of piecing together end and two building wall sides respectively and is formed square tuber pipe.
Furthermore, the air shaft consists of a masonry wall body and three cast-in-place wall bodies; each section of metal air pipe is a square air pipe formed by splicing three metal plates, wherein the cross section of the first metal plate is L-shaped, the long edge of the L-shaped metal plate is bent to form a splicing end, the cross section of the second metal plate is the same as that of the first metal plate, and the cross section of the third metal plate is in a straight shape; the L-shaped short edges of the first metal plate and the second metal plate are mutually spliced, and the third metal plate is respectively spliced with the splicing ends of the first metal plate and the second metal plate; the first metal plate and the second metal plate are metal plates on the side of a cast-in-place wall body, and the third metal plate is a metal plate on the side of a masonry wall body.
Furthermore, the metal plate is fixedly connected with the cast-in-place wall body through a high-pressure shooting nail.
Furthermore, the metal plate on the side of the masonry wall body and the splicing end of the metal plate on the side of the cast-in-place wall body are fixedly connected through rivets; the driving direction of the rivet is from outside to inside.
Furthermore, the multi-section metal air pipes are connected in an up-and-down splicing manner; the upper and lower splicing positions of the metal plate on the side of the cast-in-place wall body are fixed by high-pressure shooting nails; the upper and lower piece together the position and adopt rivet fixation of the metal sheet of building the wall side, the direction of driving of rivet is for from outer to inner, when piece together the position on roof beam or floor, directly adopts the high pressure to penetrate the nail fixed.
Furthermore, the height of the metal plate on the side of the last masonry wall is staggered with the position of the floor slab according to the elevation of the floor, and the metal plate is fixed between the upper layer and the lower layer.
Furthermore, the metal plates are galvanized metal plates; and joints of the splicing and splicing are all embedded by adopting a non-combustible sealing material.
Furthermore, on the floor with the air outlet, an opening is formed in the metal plate corresponding to the air outlet, a branch pipe is tightly attached to the inner wall of the air outlet, and the branch pipe and the opening of the metal plate on the side of the masonry wall are fixed through rivets or buckles.
The utility model also provides a high-rise building that contains above-mentioned smoke protection system.
By adopting the technical scheme, the utility model discloses at least, following advantage has:
1. the utility model discloses well metal tuber pipe hugs closely air shaft inner wall fixed mounting, does not leave operating space between the two, can reduce air shaft civil engineering size by a wide margin through the above-mentioned setting, reduces house shared area, improves the resident rate of getting into the house, improves the soil rate of utilization.
2. Each section of metal air pipe is spliced and connected by 2-4 metal plates to form a square air pipe, and the split arrangement and the splicing end are arranged on the side of the building wall body, so that the construction feasibility of the metal air pipe fixedly mounted on the inner wall of the air shaft in a clinging manner is ensured.
3. The metal plate on the side of the masonry wall body is connected with the metal plate on the side of the cast-in-place wall body in a splicing mode, the metal plate on the side of the masonry wall body is connected with the metal plate on the upper portion and the lower portion of the metal plate on the side of the masonry wall body in a splicing mode, construction can be conducted on the outer side of the air shaft, and construction is convenient.
4. The utility model discloses a high-rise building smoke protection system, installation simple accurate can reduce comprehensive cost and construction risk, improve tuber pipe installation engineering quality.
Drawings
The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clear, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.
FIG. 1 is a schematic structural diagram of a plan view of an air duct of an air shaft of a smoke prevention system of a high-rise building in example 1 (two masonry walls and two cast-in-place walls);
FIG. 2 is an exploded cross-sectional view of the metal ductwork of FIG. 1;
FIG. 3 is a sectional view taken along line A-A of FIG. 1;
FIG. 4 is a sectional view taken along line B-B of FIG. 1;
FIG. 5 is a schematic view showing the structure of the air duct in the air shaft of the smoke protection system of a high-rise building in example 2 (one masonry wall, three cast-in-place walls);
FIG. 6 is an exploded cross-sectional view of the metal air duct of FIG. 5;
FIG. 7 is a sectional view taken along line A-A in FIG. 5;
fig. 8 is a sectional view B-B in fig. 5.
Detailed Description
Example 1
Referring to fig. 1, the high-rise building smoke protection system of the present embodiment, wherein the air shaft 1 is composed of two masonry walls 11 and two cast-in-place walls 12, the two masonry walls 11 are oppositely arranged, the two cast-in-place walls 12 are oppositely arranged, and the air outlet 13 is located at one masonry wall 11 side; in the embodiment, a metal air pipe 2 is fixedly arranged close to the inner wall of an air shaft 1; referring to fig. 3 and 4, the metal wind pipe 2 has a plurality of sections from bottom to top, and the plurality of sections of metal wind pipe 2 are connected in an up-and-down splicing manner.
As shown in fig. 1 and 2, each segment of metal air duct 2 comprises two metal plates 21 on the side of a masonry wall and two metal plates 22 on the side of a cast-in-place wall; the two ends of the metal plate 22 on the side of each cast-in-place wall body are bent to form a splicing end 221, the metal plates 22 on the side of the two cast-in-place wall bodies are spliced and connected with the metal plates 21 on the side of the two building wall bodies through the splicing ends 221 to form square air pipes, and the metal plates 21 on the side of the building wall bodies and the metal plates 22 on the side of the cast-in-place wall bodies can be processed in advance before the metal air pipes are constructed.
During construction, the metal plate 22 on the cast-in-place wall body side and the cast-in-place wall body 12 are fixedly connected through the high-pressure shooting nails 3. Then, fixedly connecting the splicing ends 221 of the metal plate 21 on the side of the masonry wall body and the metal plate 22 on the side of the cast-in-place wall body through rivets 4; at this time, the worker stands outside the air shaft for construction and drives the rivet 4 from the outside to the inside.
Referring to fig. 3 and 4, for the multi-section metal air duct 2, the upper part and the lower part are spliced and connected during installation, and the later installed part presses the installed part, wherein the upper part and the lower part of the metal plate 22 on the side of the cast-in-place wall body are fixed by high-pressure shooting nails 5; the upper and lower piece together the position and adopt rivet 6 fixed of the metal sheet 21 of building the wall side, and at this moment, the workman stands in the construction of the ventilating shaft outside, nails rivet 6 from outside to inside, but when piece together the position on roof beam or floor, directly adopts high pressure to penetrate nail 7 fixed, and the workman can bow to operate this moment. The height of each metal plate can be about 1 meter, and for the height of the metal plate on the last masonry wall side, the position of the floor slab is staggered according to the elevation of the floor, and the metal plate is fixed between the upper layer and the lower layer. And building the wall after installing the metal plate 21 on the side of the building wall to form the building wall 11, and ensuring that the metal plate on the side of the building wall is tightly attached to the inner wall of the building wall.
Referring to fig. 1, 3 and 4, on the floor with the air outlet 13, an opening is arranged on the metal plate at the position corresponding to the air outlet 13, the inner wall of the air outlet 13 is closely attached with the branch pipe 8, and the branch pipe 8 is fixed with the outer wall of the metal plate 21 on the side of the masonry wall through a rivet or a buckle.
Preferably, the metal plates adopted in the embodiment are galvanized metal plates; and joints of all the spliced joints are caulked by adopting a non-combustible sealing material, so that the metal plate is prevented from falling off due to ventilation, and the tightness of the metal air pipe is ensured. The rivets are preferably stainless steel rivets.
Example 2
Referring to fig. 5, the smoke protection system for a high-rise building of the present embodiment is shown, wherein the air shaft 1 is composed of a masonry wall 11 and three cast-in-place walls 12, and the air outlet 13 is located at the side of the masonry wall 11; in the embodiment, the metal air pipe 2 is fixedly arranged close to the inner wall of the air shaft 1; referring to fig. 7 and 8, the metal wind pipe 2 has a plurality of sections from bottom to top, and the plurality of sections of metal wind pipe 2 are connected in an up-and-down splicing manner.
As shown in fig. 5 and 6, each segment of the metal flue pipe 2 includes a first metal plate 21, a second metal plate 22, and a third metal plate 23; the cross section of the first metal plate 21 is L-shaped, the long side of the L-shaped metal plate is bent to form a splicing end 211, and the cross section of the second metal plate 22 is the same as that of the first metal plate 21 and also comprises a splicing end 221; a third metal plate 23 having a cross-section in a straight shape; the L-shaped short sides of the first metal plate 21 and the second metal plate 22 are mutually spliced, the third metal plate 23 is respectively spliced with the splicing ends 211 and 221 of the first metal plate 21 and the second metal plate 22, and the whole body can form a square air pipe; the first metal plate 21 and the second metal plate 22 are both metal plates on the cast-in-place wall side, and the third metal plate 23 is a metal plate on the masonry wall side. The metal plate on the side of the masonry wall and the metal plate on the side of the cast-in-place wall can be processed in advance before the construction of the metal air pipe.
During construction, the metal plate on the side of the cast-in-place wall body is fixedly connected with the cast-in-place wall body 12 through the high-pressure shooting nails 3. Then fixedly connecting the metal plate on the side of the masonry wall body with the splicing ends of the metal plate on the side of the cast-in-place wall body through rivets 4; at this time, the worker stands outside the air shaft for construction and drives the rivet 4 from the outside to the inside.
Referring to fig. 7 and 8, the multi-section metal air duct 2 is assembled and connected from bottom to top during installation, and the later installed part presses the installed part, wherein the upper and lower assembling positions of the metal plate on the cast-in-place wall side are fixed by high-pressure shooting nails 5; the upper and lower piece together the position and adopt rivet 6 fixed of the metal sheet of building the wall side, and at this moment, the workman stands in the construction of the ventilating shaft outside, from outer to interior nail with rivet 6, but when piece together the position on roof beam or floor, directly adopt high pressure to penetrate nail 7 fixed, the workman can bow to operate this moment. The height of each metal plate can be about 1 meter, and for the height of the metal plate on the last masonry wall side, the position of the floor slab is staggered according to the elevation of the floor, and the metal plate is fixed between the upper layer and the lower layer. And building a wall to form a masonry wall body 11 after the metal plates on the side of the masonry wall body are installed, and ensuring that the metal plates on the side of the masonry wall body are tightly attached to the inner wall of the masonry wall body.
Referring to fig. 5, 7 and 8, on the floor with the air outlet 13, an opening is provided on the metal plate at the position corresponding to the air outlet 13, the inner wall of the air outlet 13 is closely attached with the branch pipe 8, and the branch pipe 8 is fixed with the outer wall of the metal plate on the side of the masonry wall through a rivet or a buckle.
Preferably, the metal plates adopted in the embodiment are galvanized metal plates; and joints of all the spliced joints are caulked by adopting a non-combustible sealing material, so that the metal plate is prevented from falling off due to ventilation, and the tightness of the metal air pipe is ensured. The rivets are preferably stainless steel rivets.
By adopting the smoke protection system for the high-rise buildings in the embodiments 1 and 2, the area of the air shaft building can be saved for the metal air pipes with the same area, and further the residence shared area of the high-rise buildings can be reduced. The area of the air pipe is AxB (800 x 600) 0.48m2For example (a is the width of the air duct, B is the depth of the air duct), a traditional method for installing an outer flange in 20K607 of "design examination and installation of smoke protection, heating ventilation and fire protection" of national standard atlas is adopted, the width L of the air shaft face is 450+800+200 is 1450mm, the depth W of the air shaft is 100+600+450 is 1150mm, and the built-in area of the air shaft is LxW is 1.67m2By adopting the structure of the embodiment, the area of the air shaft building can be saved by about 1.67-0.48 to 1.19m compared with the existing installation mode2。
The above description is only for the preferred embodiment of the present invention, and not intended to limit the present invention in any way, and those skilled in the art can make various modifications, equivalent changes and modifications using the above-described technical content, all of which fall within the scope of the present invention.
Claims (10)
1. A high-rise building smoke protection system comprises an air shaft, wherein the air shaft comprises a masonry wall body and a cast-in-place wall body, and an air outlet is positioned on the side of the masonry wall body;
each section of metal air pipe is spliced by 2-4 metal plates to form a square air pipe, and a splicing end is arranged on the side of the masonry wall.
2. The high-rise building smoke protection system according to claim 1, wherein said air shaft is composed of two masonry walls and two cast-in-place walls, said two masonry walls being disposed opposite to each other, said two cast-in-place walls being disposed opposite to each other;
each section of metal air pipe comprises two metal plates on the side of a masonry wall and two metal plates on the side of a cast-in-place wall; every the metal sheet both ends of cast-in-place wall side are buckled, form and piece together the end, and the metal sheet of two cast-in-place wall sides is pieced together the connection through the metal sheet of piecing together end and two building wall sides respectively and is formed square tuber pipe.
3. The high-rise building smoke protection system of claim 1, wherein said air shaft is comprised of a masonry wall and three cast-in-place walls;
each section of metal air pipe is a square air pipe formed by splicing three metal plates, wherein the cross section of the first metal plate is L-shaped, the long edge of the L-shaped metal plate is bent to form a splicing end, the cross section of the second metal plate is the same as that of the first metal plate, and the cross section of the third metal plate is in a straight shape;
the L-shaped short edges of the first metal plate and the second metal plate are mutually spliced, and the third metal plate is respectively spliced with the splicing ends of the first metal plate and the second metal plate;
the first metal plate and the second metal plate are metal plates on the side of a cast-in-place wall body, and the third metal plate is a metal plate on the side of a masonry wall body.
4. The high-rise building smoke prevention system according to any one of claims 1 to 3, wherein the metal plate is fixedly connected with the cast-in-place wall body by a high pressure nail.
5. The high-rise building smoke prevention system according to claim 2 or 3, wherein the metal plates on the side of the masonry wall and the lap ends of the metal plates on the side of the cast-in-place wall are fixedly connected by rivets; the driving direction of the rivet is from outside to inside.
6. The smoke prevention system for high-rise buildings according to claim 2 or 3, wherein the metal air ducts are connected in an up-down splicing manner;
the upper and lower splicing positions of the metal plate on the side of the cast-in-place wall body are fixed by high-pressure shooting nails;
the upper and lower piece together the position and adopt rivet fixation of the metal sheet of building the wall side, the direction of driving of rivet is for from outer to inner, when piece together the position on roof beam or floor, directly adopts the high pressure to penetrate the nail fixed.
7. The high-rise building smoke prevention system according to claim 6, wherein the height of the metal plate on the side of the last masonry wall is fixed between the upper and lower floors by offsetting the position of the floor according to the floor elevation.
8. The high-rise building smoke prevention system according to any one of claims 1 to 3, wherein the metal plates are each a galvanized metal plate; and joints of the splicing and splicing are all embedded by adopting a non-combustible sealing material.
9. The high-rise building smoke prevention system according to any one of claims 1 to 3, wherein an opening is provided on the metal plate at a position corresponding to the air outlet on the floor where the air outlet is provided, a branch pipe is closely attached to the inner wall of the air outlet, and the branch pipe is fixed to the opening of the metal plate on the side of the masonry wall by a rivet or a buckle.
10. A high-rise building comprising a high-rise building smoke protection system according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021612277.7U CN213329859U (en) | 2020-08-06 | 2020-08-06 | High-rise building smoke protection system and high-rise building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021612277.7U CN213329859U (en) | 2020-08-06 | 2020-08-06 | High-rise building smoke protection system and high-rise building |
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| Publication Number | Publication Date |
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| CN213329859U true CN213329859U (en) | 2021-06-01 |
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| CN202021612277.7U Active CN213329859U (en) | 2020-08-06 | 2020-08-06 | High-rise building smoke protection system and high-rise building |
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| CN (1) | CN213329859U (en) |
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