CN219840456U - Dustproof backdrop at top of irregular crown beam - Google Patents
Dustproof backdrop at top of irregular crown beam Download PDFInfo
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- CN219840456U CN219840456U CN202321064819.5U CN202321064819U CN219840456U CN 219840456 U CN219840456 U CN 219840456U CN 202321064819 U CN202321064819 U CN 202321064819U CN 219840456 U CN219840456 U CN 219840456U
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- awning
- crown beam
- upright post
- diagonal bracing
- foot plate
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- 230000001788 irregular Effects 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 239000000428 dust Substances 0.000 claims description 15
- 239000000126 substance Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model discloses a dustproof awning positioned at the top of an irregular crown beam, which comprises a plurality of awning upright posts, wherein the plurality of awning upright posts are respectively fixed at the top of a concrete crown beam, the tops of the awning upright posts are fixedly provided with awning girders, the heights of the different positions of the concrete crown beam are different, the plurality of awning upright posts are arranged at different heights so that the elevations of the awning girders at two sides of the dustproof awning are consistent, longitudinal steel wire ropes and awning curtains are tied between the awning girders at two sides, and the awning upright posts at different heights are fixedly connected with the concrete crown beam through fixed connection assemblies. The utility model unifies the elevation of the backdrop girder by adopting backdrop upright posts with different heights and different support supporting forms, thereby creating a plane for the erection of the longitudinal steel wire ropes and the backdrop curtain. And (3) determining the arrangement and position conditions of the upright post diagonal braces according to the height of the awning upright post, and selecting a proper pre-buried position to achieve the best mechanical property and use effect.
Description
Technical Field
The utility model relates to the technical field of green construction, in particular to a dustproof backdrop positioned at the top of an irregular crown beam.
Background
In the construction process of the building foundation stage, the problems of dust emission, noise pollution and the like are difficult to avoid, and the influence is obvious. The traditional method firstly compresses the construction time, and secondly, the method is put into temporary measures such as building the sound insulation wall with huge cost, and the like, so that the method has certain defects in the aspects of construction efficiency, economy and safety performance.
Recently, the dust-proof awning system is a protruding foreign army, becomes an important implementation way of project green construction, has been successfully used in various projects, and has good effects of pollutant control, dust prevention, noise reduction and shading. However, the traditional dustproof backdrop can only be applied to construction with parallel two sides of the crown beam and consistent top mark height, and the application scene is greatly limited. In order to overcome the restriction factors, the utility model combines actual active exploration, establishes a dustproof backdrop construction technology positioned at the top of the irregular crown beam and is successfully applied, and practice proves that the utility model has the advantages of excellent environmental protection effect, convenient assembly and disassembly, low cost and the like.
Disclosure of Invention
The present utility model is directed to a dust screen on top of an irregular crown beam, so as to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the utility model provides a dustproof awning positioned at the top of an irregular crown beam, which comprises a plurality of awning upright posts, wherein the plurality of awning upright posts are respectively fixed at the top of a concrete crown beam, the tops of the awning upright posts are fixedly provided with awning girders, the heights of different positions of the concrete crown beam are different, the plurality of awning upright posts are arranged at different heights so that the elevations of the awning girders at two sides of the dustproof awning are consistent, longitudinal steel wire ropes and awning cloths are tied between the awning girders at two sides, and the awning upright posts at different heights are fixedly connected with the concrete crown beam through fixed connection assemblies.
In a preferred embodiment, when the height of the awning upright is less than 50 cm, the bottom of the awning upright is provided with an upright foot plate, the center of the upright foot plate coincides with the center line of the concrete crown beam, and the upright foot plate is fixedly connected with the top of the concrete crown beam through a fixed connection assembly.
In a preferred embodiment, at the inclined position of the concrete crown beam, the length direction of the column foot plate is always perpendicular to the central axis of the crown beam at the horizontal position, and the center of the column foot plate is coincident with the central line of the concrete crown beam.
In a preferred embodiment, when the height of the awning upright is greater than 50 cm, the upright diagonal bracing is welded on the three-quarter height groove of the awning upright, the upright column foot plate is arranged at the bottom of the awning upright, the diagonal bracing foot plate is arranged at the bottom of the upright diagonal bracing, and the upright column foot plate and the diagonal bracing foot plate are fixedly connected with the top of the concrete crown beam through the fixed connection assembly respectively.
In a preferred embodiment, the upright diagonal braces are disposed inside the backdrop uprights for bearing horizontal tension transmitted by the longitudinal wire ropes and backdrop screens.
In a preferred embodiment, the upright post skirting board is a rectangular board, the diagonal bracing skirting board is a square board, the area of the diagonal bracing skirting board is smaller than that of the upright post skirting board, four corners of the upright post skirting board and the diagonal bracing skirting board are connected with a fixed connection assembly, and the edges of the upright post skirting board and the diagonal bracing skirting board are respectively 100mm away from the edge of the concrete crown beam.
In a preferred embodiment, the fixed connection assembly 4 is a pre-buried bar or a post bolt, and the post bolt is a chemical anchor bolt or an expansion bolt.
Compared with the prior art, the utility model has the beneficial effects that: the utility model specifically optimizes the common situations of different elevation and different direction of the crown beam in the construction process, unifies the elevation of the crown beam by adopting the crown beam stand columns with different heights and different supporting and supporting forms, and creates a plane for the erection of the longitudinal steel wire ropes and the crown curtain. And (3) determining the arrangement and position conditions of the upright post diagonal braces according to the height of the awning upright post, and selecting a proper pre-buried position to achieve the best mechanical property and use effect. Meanwhile, the direction of the column foot plate is unified at the inclined position of the crown beam, so that the length direction of the column foot plate is always perpendicular to the central axis of the crown beam at the horizontal position, and the limitation that a common awning system can only be applied to a linear regular crown beam is overcome. Through field practical verification, the utility model has the advantages of safe and reliable structure, convenient assembly and disassembly, wide application range, green and environment-friendly assistance and realization of cost reduction and efficiency improvement.
Drawings
FIG. 1 is a schematic view of the overall structure of a dust screen of the present utility model positioned on top of an irregular crown beam;
FIG. 2 is a diagonal brace-free crown beam and column toe plate positioning chart of the dust screen of the present utility model on top of an irregular crown beam;
FIG. 3 is a diagonal bracing crown beam and toe plate positioning chart of the dust screen of the present utility model on top of an irregular crown beam;
FIG. 4 is a plot of the positioning of the canopy and the diagonal bracing of the posts of the dust screen at the top of the irregular crown beam of the present utility model;
FIG. 5 is a plot of the positioning of the roof truss roof connection to the roof truss posts of the dust screen of the present utility model atop an irregular crown beam;
FIG. 6 is a graph of the crown and column toe plate positioning of a non-diagonal tilt of the dust screen of the present utility model atop an irregular crown.
Reference numerals illustrate:
the building curtain comprises a 1-awning upright post, a 2-concrete crown beam, a 3-awning girder, a 4-fixed connection assembly, a 6-awning curtain, 7-upright post diagonal braces, 8-upright post foot plates and 9-diagonal brace post foot plates.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below. Embodiments of the present utility model are intended to be within the scope of the present utility model as defined by the appended claims.
Example 1
As shown in fig. 1-2, the dustproof backdrop of the preferred embodiment of the present utility model, which is located at the top of an irregular crown beam, comprises a plurality of backdrop posts 1, a concrete crown beam 2, a backdrop girder 3, a fixed connection assembly 4, a longitudinal steel wire rope, a backdrop curtain 6, a post diagonal brace 7, a post foot plate 8 and a diagonal brace foot plate 9, wherein the top of the concrete crown beam 2 is irregular, and the heights of different positions are different and inclined.
Specifically, a plurality of backdrop stand 1 are fixed respectively at the top of concrete crown beam 2, and the fixed backdrop girder 3 that is provided with in top of backdrop stand 1, and a plurality of backdrop stand 1 set up to not co-altitude in order to make the elevation of backdrop girder 3 of dustproof backdrop both sides unanimous. The longitudinal steel wire ropes and the backdrop curtain 6 are tied between the backdrop girders 3 at the two sides to fix the backdrop main body. The awning upright posts 1 with different heights are fixedly connected with the concrete crown beam 2 through the fixed connection assembly 4, and according to the heights of the concrete crown beam 2, the heights of the awning upright posts 1 are determined and whether the upright post diagonal braces 7 are arranged or not is determined.
In this embodiment, when the height of the roof curtain upright 1 is less than 50 cm, the bottom of the roof curtain upright 1 is provided with an upright post foot plate 8, the center of the upright post foot plate 8 coincides with the center line of the concrete crown beam 2, and the upright post foot plate 8 is fixedly connected with the top of the concrete crown beam 2 through a fixed connection component 4.
Further, the fixed connection component 4 is a pre-buried bar or a post-bolt, and the post-bolt adopts a chemical anchor bolt or an expansion bolt.
Example 2
As shown in fig. 1 and fig. 3-5, in this embodiment, when the height of the roof truss column 1 is greater than 50 cm, the roof truss column 1 is welded with a column diagonal brace 7 at a three-quarter height, the bottom of the roof truss column 1 is provided with a column diagonal brace 8, the bottom of the column diagonal brace 7 is provided with a diagonal brace foot plate 9, and the column diagonal brace foot plate 8 and the diagonal brace foot plate 9 are respectively fixedly connected with the top of the concrete crown beam 2 through a fixed connection assembly 4.
Further, the upright post diagonal bracing 7 is arranged at the inner side of the backdrop upright post 1 and is used for bearing horizontal pulling force transmitted by the longitudinal steel wire rope and the backdrop curtain 6.
Further, the awning upright post 1 adopts H-shaped steel, the upright post diagonal bracing 7 adopts square steel with cross section, and the upright post diagonal bracing 7 is welded on the inner side wing plate of the awning upright post 1. The stand column baseboard 8 is rectangular, the diagonal bracing baseboard 9 is square, the area of the diagonal bracing baseboard 9 is smaller than the area of the stand column baseboard 8, four corners of the stand column baseboard 8 and the diagonal bracing baseboard 9 are connected with a fixed connection component 4, and the edges of the stand column baseboard 8 and the diagonal bracing baseboard 9 are respectively 100mm away from the edge of the concrete crown beam 2.
Example 3
The embodiment introduces a construction method of a dustproof backdrop positioned at the top of an irregular crown beam, which comprises the following steps:
step one, arranging a fixed connection assembly 4 in a manner of embedding, bar planting, post bolts and the like, so that a stand column foot plate 8 is fixed on the top surface of the concrete crown beam 2.
And step two, selecting the height of the awning upright post 1 according to the requirement, and determining whether to set the upright post diagonal bracing 2 and the specific length of the upright post diagonal bracing 2. When the height of the awning upright 1 is less than 50 cm, the upright diagonal braces 7 are not arranged, and when the height of the awning upright 1 is greater than 50 cm, the awning upright 1 is provided with the upright diagonal braces 7 at three quarters of the height.
And thirdly, connecting the awning upright post 1 and the upright post diagonal bracing 7 through groove welding, and welding the awning upright post 1 and the upright post diagonal bracing 7 on the upright post foot plate 8 and the diagonal bracing foot plate 9.
And fourthly, welding the awning girder 3 on the top of the awning upright post 1.
And fifthly, the longitudinal steel wire ropes and the backdrop curtains 6 are tied between the backdrop girders 3 at two sides.
Example 4
In this embodiment, as shown in fig. 6, the concrete crown beam 2 around the foundation pit is partially in a non-parallel condition, and the positioning condition of the concrete crown beam 2 and the column foot plate 8 at the inclined position is as shown in fig. 6, and at the inclined position of the concrete crown beam 2, the length direction of the column foot plate 8 is kept to be always perpendicular to the central axis of the crown beam at the horizontal position, the center of the column foot plate 8 is made to coincide with the central line of the concrete crown beam 2, and all the column foot plates are arranged along one direction. Through this construction design, each pin vertical wire rope and sky curtain all can the horizontal drawknot, parallel arrangement.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A dustproof backdrop that is located irregular crown roof beam top, its characterized in that: including many sky curtain stands (1), many sky curtain stands (1) are fixed respectively at the top of concrete crown beam (2), the fixed sky curtain girder (3) that is provided with in top of sky curtain stand (1), the difference in height of concrete crown beam (2) different positions, many sky curtain stands (1) set up to different height so that the elevation of sky curtain girder (3) on dustproof sky curtain both sides is unanimous, and the drawknot has vertical wire rope and sky curtain (6) between sky curtain girder (3) on both sides, wherein, sky curtain stand (1) of different height pass through fixed connection subassembly (4) with concrete crown beam (2) fixed connection.
2. The dust screen of claim 1 on top of an irregular crown beam, wherein: when the height of the awning upright post (1) is smaller than 50 cm, an upright post foot plate (8) is arranged at the bottom of the awning upright post (1), the center of the upright post foot plate (8) coincides with the center line of the concrete crown beam (2), and the upright post foot plate (8) is fixedly connected with the top of the concrete crown beam (2) through a fixed connection assembly (4).
3. The dust screen of claim 2 on top of an irregular crown beam, wherein: at the inclined position of the concrete crown beam (2), the length direction of the upright post skirting board (8) is always perpendicular to the central axis of the crown beam at the horizontal position, and the center of the upright post skirting board (8) is overlapped with the central line of the concrete crown beam (2).
4. The dust screen of claim 1 on top of an irregular crown beam, wherein: when the height of the awning upright post (1) is greater than 50 cm, an upright post diagonal bracing (7) is welded at a groove at the three-quarter height of the awning upright post (1), an upright post foot plate (8) is arranged at the bottom of the awning upright post (1), an diagonal bracing foot plate (9) is arranged at the bottom of the upright post diagonal bracing (7), and the upright post foot plate (8) and the diagonal bracing foot plate (9) are fixedly connected with the top of the concrete crown beam (2) through a fixed connection assembly (4) respectively.
5. The dust screen of claim 4 on top of an irregular crown beam, wherein: the upright post diagonal bracing (7) is arranged on the inner side of the awning upright post (1) and used for bearing horizontal tensile force transmitted by the longitudinal steel wire rope (5) and the awning curtain (6).
6. The dust screen of claim 5 on top of an irregular crown beam, wherein: the stand column baseboard (8) is rectangular, the diagonal bracing baseboard (9) is square, the area of diagonal bracing baseboard (9) is less than the area of stand column baseboard (8), four angles of stand column baseboard (8) and diagonal bracing baseboard (9) are connected with a fixed connection subassembly (4) respectively, just the edge of stand column baseboard (8) and diagonal bracing baseboard (9) is apart from concrete crown beam (2) edge 100mm respectively.
7. The dust screen of claim 5 on top of an irregular crown beam, wherein: the fixed connection assembly (4) is an embedded bar or a rear bolt, and the rear bolt adopts a chemical anchor bolt or an expansion bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321064819.5U CN219840456U (en) | 2023-05-06 | 2023-05-06 | Dustproof backdrop at top of irregular crown beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321064819.5U CN219840456U (en) | 2023-05-06 | 2023-05-06 | Dustproof backdrop at top of irregular crown beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219840456U true CN219840456U (en) | 2023-10-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321064819.5U Active CN219840456U (en) | 2023-05-06 | 2023-05-06 | Dustproof backdrop at top of irregular crown beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219840456U (en) |
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2023
- 2023-05-06 CN CN202321064819.5U patent/CN219840456U/en active Active
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