CN214365427U - Subway operation interzone construction site protection isolation structure - Google Patents
Subway operation interzone construction site protection isolation structure Download PDFInfo
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- CN214365427U CN214365427U CN202120033928.5U CN202120033928U CN214365427U CN 214365427 U CN214365427 U CN 214365427U CN 202120033928 U CN202120033928 U CN 202120033928U CN 214365427 U CN214365427 U CN 214365427U
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Abstract
The utility model discloses a subway operation interzone construction place protection isolation structure relates to civil construction technical field. The utility model provides a subway operation interzone construction site protection isolation structure, includes rigidity isolation barrier, its characterized in that, rigidity isolation barrier opens there is the through-hole. This protection isolation structure has set up multiple enhancement, strengthening the structure, makes this structure can bear certain collision and strikes, and this protection is kept apart and is contained the steel sheet isolation barrier that punches a hole that opens there is the through-hole, can avoid the train wind to arouse isolation structure to topple.
Description
Technical Field
The utility model belongs to the technical field of the civil construction, further relate to a subway operation interzone construction place protection isolation structure.
Background
With the acceleration of urbanization pace, urban population, regional planning and urban ecological environment are under great pressure, the development and utilization of urban underground space become a lot of concerns, people also gradually realize that the development of a large-traffic fast public traffic system taking underground railways as the backbone is an important way for solving urban congestion, and subways have the advantages of rapidness, cleanness, high efficiency and the like. Subway construction is rapidly developed in China. With the development of cities, the construction of subways is also often faced with the need to modify old station houses, construct transfer stations and the like within or adjacent to subway operation intervals.
The site of the construction tasks is close to the subway operation interval, and a protection isolation structure used by the construction site has special requirements.
SUMMERY OF THE UTILITY MODEL
Compare traditional construction site isolation structure, the construction site protection isolation structure who borders subway operation interval need satisfy the safety control requirement that the subway seals the operation, need possess certain rigidity, intensity and wholeness again, can bear the construction machinery of operation in the subway operation protection zone, construction equipment, construction material etc. to a certain extent collision, extrusion and remain stable, can bear the influence that the subway operation in-process lasts wind load again.
Therefore, for satisfying above-mentioned requirement, the technical staff in the field provides a subway operation inter-district construction site protection isolation structure for the following technical essential solves the problem:
the utility model provides a subway operation interzone construction site protection isolation structure, includes rigidity isolation barrier, its characterized in that, rigidity isolation barrier opens there is the through-hole.
As described above, subways are usually located in downtown areas, construction sites are limited, and construction is performed in subway operation areas, which results in particularly narrow spaces. In order to have a construction site of a necessary size, a construction site protection isolation structure in a subway operation interval needs to be arranged close to a subway line in a short distance. Because the construction site is less, consequently need adopt rigidity isolation barrier in order to bear the construction machinery of operation in the subway operation protection zone, construction equipment, construction material etc. to a certain extent collision, the extrusion and remain stable, can bear the influence of the continuous wind load among the subway operation process. In the technical scheme, the steel plate is provided with a through hole. Because the protection isolation structure is adjacent to the subway operation interval, the protection isolation structure is close to the subway. In the running process of the subway train, the subway train can drive the surrounding air to move to form air flow, namely train wind. Therefore, the technical characteristics are limited to the fact that the through hole is formed in the protective isolation structure, wind can penetrate through the through hole, and the isolation guardrail is prevented from being damaged and toppled by train wind. Meanwhile, the rigid isolation guardrail can bear certain degree of collision extrusion, and the consistency and the stability of the whole isolation mechanism are kept. The isolation guardrail with the through holes also reduces the weight of the isolation guardrail, reduces materials and reduces the cost.
The further technical scheme is as follows:
the utility model provides a subway operation interzone construction place protects isolating structure, a serial communication port, protect isolating structure still includes foundation structure, is used for installing the stand of rigidity isolation barrier, foundation structure is used for fixing protection isolating structure main part subaerial, foundation structure has a plurality of additional strengthening that are used for installing the stand along protection isolating structure extending direction interval arrangement. In this technical feature, the present protective barrier structure includes a base structure for fixing the protective barrier structure main body. The setting of additional strengthening can fix, restrain the stand as main bearing structure better, provides the restraint counter force that is enough big for the stand. The strength rigidity and stability of the whole protection isolation structure are improved by the arrangement of the reinforcing structure.
The foundation structure is a bar foundation formed by pouring reinforced concrete. A strip base refers to a base form in which the base length is much greater than the width. In this embodiment, the base of the strip is preferably rectangular in cross-section, having a height of 300mm and a width of 300 mm. The rectangular section is beneficial to construction, installation and construction. The material of the strip base is preferably cast-in-place C25 reinforced concrete which has excellent moldability, integrity and durability. The strip base is provided with a plurality of reinforced foundations at intervals along the extending direction of the protective isolation structure, each reinforced foundation is a column body extending downwards from the bottom surface of the strip base, and each reinforced foundation is a main body of the reinforced structure. The cylinder width is unanimous with bar base width, is the cylinder height from bar base top to cylinder bottom, and the height of cylinder is 600 mm. Compared with the strip foundation, the reinforced foundation is higher, and can accommodate other structures contained in more reinforced structures to better fix the upright post.
The reinforcing structure further comprises an embedded steel plate arranged at the top of the strip foundation and used for installing the stand column, the centroid of the embedded steel plate coincides with the central axis of the reinforced foundation, and the stand column is connected with the embedded steel plate in a welded mode. The center of the embedded steel plate coincides with the central axis of the reinforced foundation, so that the positions of the embedded steel plate and the stand columns welded and connected with the embedded steel plate are limited, and the stand columns and the reinforced foundation for fixing the reinforced stand columns can correspond to each other.
In order to enable the embedded steel plates to be connected and fixed more firmly and stably, the embedded steel plates and the strip bases are fixedly installed through a plurality of L-shaped steel bars, and the L-shaped steel bars are arranged in a central symmetry mode in the horizontal plane by taking the shape center of the embedded steel plates as the center.
The bar base is provided with the vertical reinforcing bar of a plurality of groups along protection isolation structure extending direction interval, the reinforcing bar of every group has two bar planting in the vertical interval arrangement in the plane of perpendicular to protection isolation structure extending direction, the bar planting top flushes with a bar base top surface, the bar planting bottom is less than a bar base bottom surface. The strip base top parallel arrangement has two first reinforcing bars, first reinforcing bar extends along protection isolation structure extending direction. The embedded steel bars are used for fixing the bar base on the bottom surface, and the first steel bars with the same extending direction and the same moving direction of the protective isolation structure ensure that the strength and the rigidity of the bar base in the longitudinal direction meet the allowable requirement of strength and rigidity.
For the wholeness of strengthening protection isolation structure, set up to, it is provided with horizontal fixed beam to connect between the adjacent stand.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has reasonable structure and safe and convenient use. The utility model provides a subway operation interzone construction place protects isolation structure. This protection isolation structure has set up multiple enhancement, strengthening the structure, makes this structure can bear certain collision and strikes, and this protection is kept apart and is contained the steel sheet isolation barrier that punches a hole that opens there is the through-hole, can avoid the train wind to arouse isolation structure to topple.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is an overall schematic view of the protective isolation structure of the present invention;
FIG. 2 is a schematic view of the reinforced structure of the present invention;
FIG. 3 is a top view of the strip base of the present invention;
FIG. 4 is a cross-sectional view of the strip base A-A of the present invention;
in the figure: 1. a bar base; 101. planting bars; 102. a first reinforcing bar; 2. a column; 201. a transverse fixed beam; 3. a rigid isolation barrier; 4. a reinforcing structure; 401. reinforcing the foundation; 402. pre-burying a steel plate; 403. l-shaped reinforcing steel bars.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Example 1:
as shown in figure 1, a subway operation inter-district construction site protection isolation structure comprises a rigid isolation guardrail 3, and is characterized in that the rigid isolation guardrail 3 is provided with a through hole.
As described above, subways are usually located in downtown areas, construction sites are limited, and construction is performed in subway operation areas, which results in particularly narrow spaces. In order to have a construction site of a necessary size, a construction site protection isolation structure in a subway operation interval needs to be arranged close to a subway line in a short distance. Because the construction site is less, consequently need adopt rigidity isolation barrier 3 in order to bear the construction machinery of operation in the subway operation protection zone, construction equipment, construction material etc. to a certain extent collision, the extrusion and remain stable, can bear the influence of the continuous wind load among the subway operation process. In the technical scheme, the steel plate is provided with a through hole. Because the protection isolation structure is adjacent to the subway operation interval, the protection isolation structure is close to the subway. In the running process of the subway train, the subway train can drive the surrounding air to move to form air flow, namely train wind. Therefore, the technical characteristics are limited to the through holes formed in the protective isolation structure, so that wind can penetrate through the through holes, and the isolation guardrail 3 is prevented from being damaged and toppled by train wind. Meanwhile, the rigid isolation guardrail 3 can bear certain degree of collision extrusion, and the consistency and stability of the whole isolation mechanism are kept. The isolation guardrail 3 with the through holes also reduces the weight of the isolation guardrail 3, reduces materials and reduces the cost.
Example 2:
as shown in fig. 2-4, the present embodiment is further defined on the basis of embodiment 1:
the utility model provides a subway operation interzone construction place protects isolating structure, a serial communication port, protect isolating structure still includes foundation structure, is used for installing the stand 2 of rigidity isolation barrier 3, foundation structure is used for fixing protection isolating structure main part subaerial, foundation structure has a plurality of additional strengthening 4 that are used for installing stand 2 along protection isolating structure extending direction interval arrangement. In this technical feature, the present protective barrier structure includes a base structure for fixing the protective barrier structure main body. The arrangement of the reinforcing structure 4 can better fix and restrain the upright post 2 serving as a main supporting structure, and provide enough restraint counter force for the upright post 2. The arrangement of the reinforcing structure 4 improves the strength, rigidity and stability of the whole protection isolation structure.
The foundation structure is a bar foundation 1, and the bar foundation 1 is formed by pouring reinforced concrete. The strip base 1 refers to a base form in which the base length is much greater than the width. In this embodiment, the bar base 1 preferably has a rectangular cross section, a height of 300mm and a width of 300 mm. The rectangular section is beneficial to construction, installation and construction. The material of the bar base 1 is preferably cast-in-place C25 reinforced concrete, and the reinforced concrete has excellent moldability, integrity and durability. The strip base 1 is provided with a plurality of reinforcing foundations 401 at intervals along the extension direction of the protective isolation structure, each reinforcing foundation 401 is a column extending downwards from the bottom surface of the strip base 1, and each reinforcing foundation 401 is a main body of the reinforcing structure 4. The width of the column is consistent with that of the bar base 1, the height from the top of the bar base 1 to the bottom of the column is 600 mm. The reinforced foundation 401 has a greater height than the bar foundation 1, and is able to accommodate more of the additional structure contained by the reinforcing structure 4 for better fixing of the uprights 2.
The reinforcing structure 4 further comprises an embedded steel plate 402 arranged at the top of the strip foundation 1 and used for installing the stand column 2, the centroid of the embedded steel plate 402 is overlapped with the central shaft of the reinforcing foundation 401, and the stand column 2 is connected with the embedded steel plate 402 in a welding mode. The coincidence of the centroid of the embedded steel plate 402 and the central axis of the reinforced foundation 401 limits the position of the embedded steel plate 402 and the column 2 welded and connected with the embedded steel plate, so that the column 2 and the reinforced foundation 401 for fixing the reinforced column 2 can correspond to each other.
In order to enable the embedded steel plate 402 to be connected and fixed more firmly and stably, a plurality of L-shaped steel bars 403 are arranged between the embedded steel plate 402 and the strip foundation 1 for installation and fixation, and the L-shaped steel bars 403 are arranged in a central symmetry manner in a horizontal plane by taking the centroid of the embedded steel plate 402 as the center.
The bar base 1 is provided with a plurality of groups of vertical reinforcing steel bars at intervals along the extending direction of the protective isolation structure, two bar planting 101 are arranged at vertical intervals in the plane perpendicular to the extending direction of the protective isolation structure on each group of reinforcing steel bars, the top end of the bar planting 101 is flush with the top surface of the bar base 1, and the bottom end of the bar planting 101 is lower than the bottom surface of the bar base 1. Two first steel bars 102 are arranged at the top of the bar foundation 1 in parallel, and the first steel bars 102 extend along the extension direction of the protective isolation structure. The embedded steel bars 101 are used for fixing the bar base 1 on the bottom surface, and the first steel bars 102 with the same extending direction as the protective isolation structure ensure that the strength and the rigidity of the bar base 1 in the longitudinal direction meet the allowable requirement of strength and rigidity.
For the wholeness of strengthening the protection isolation structure, set up as, connect between the adjacent stand 2 and be provided with horizontal fixed beam 201.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or deformation made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a subway operation interzone construction site protection isolation structure, includes rigidity isolation barrier (3), its characterized in that, rigidity isolation barrier opens there is the through-hole, protection isolation structure still includes foundation structure, stand (2) that are used for installing rigidity isolation barrier (3), foundation structure is used for fixing protection isolation structure main part subaerial, foundation structure has a plurality of additional strengthening (4) that are used for installing stand (2) along protection isolation structure extending direction interval arrangement.
2. A protection and isolation structure for a construction site in a subway operation area as claimed in claim 1, wherein said foundation structure is a bar foundation (1), said bar foundation (1) is formed by pouring reinforced concrete, said bar foundation (1) is provided with several reinforcement foundations (401) at intervals along the extension direction of the protection and isolation structure, said reinforcement foundations (401) are columns extending downwards from the bottom surface of the bar foundation (1), said reinforcement foundations (401) are the main body of said reinforcement structure (4).
3. The subway operation area construction site protection isolation structure as claimed in claim 2, wherein said reinforcing structure (4) further comprises an embedded steel plate (402) arranged on top of said bar base (1) for installing said vertical column (2), said embedded steel plate (402) having a centroid coinciding with a central axis of said reinforcing base (401), said vertical column (2) being welded to said embedded steel plate (402).
4. The protection and isolation structure for the construction site of the subway operation area as claimed in claim 3, wherein said pre-buried steel plate (402) and the bar base (1) are fixed by installing a plurality of L-shaped steel bars (403), said L-shaped steel bars (403) are arranged in a central symmetry manner in the horizontal plane with the centroid of the pre-buried steel plate (402) as the center.
5. The protection and isolation structure for the construction site of the subway operation area as claimed in claim 2, wherein said bar base (1) is provided with a plurality of groups of vertical reinforcing steel bars along the extension direction of the protection and isolation structure at intervals, each group of reinforcing steel bars is provided with two planting bars (101) at intervals vertically in the plane perpendicular to the extension direction of the protection and isolation structure, the top ends of the planting bars (101) are flush with the top surface of the bar base (1), and the bottom ends of the planting bars (101) are lower than the bottom surface of the bar base (1).
6. A protection and isolation structure for a construction site in a subway operation area as claimed in claim 5, wherein said strip foundation (1) has two first steel bars (102) arranged in parallel on top of it, said first steel bars (102) extending along the extension direction of the protection and isolation structure.
7. The protection and isolation structure for the construction site of the subway operation area as claimed in claim 1, wherein a transverse fixing beam (201) is connected between adjacent said columns (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120033928.5U CN214365427U (en) | 2021-01-07 | 2021-01-07 | Subway operation interzone construction site protection isolation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120033928.5U CN214365427U (en) | 2021-01-07 | 2021-01-07 | Subway operation interzone construction site protection isolation structure |
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| Publication Number | Publication Date |
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| CN214365427U true CN214365427U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120033928.5U Active CN214365427U (en) | 2021-01-07 | 2021-01-07 | Subway operation interzone construction site protection isolation structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114251016A (en) * | 2021-12-29 | 2022-03-29 | 中铁四局集团电气化工程有限公司 | Protection isolation device and structure based on existing detachable wall of subway adjacent rail running area |
-
2021
- 2021-01-07 CN CN202120033928.5U patent/CN214365427U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114251016A (en) * | 2021-12-29 | 2022-03-29 | 中铁四局集团电气化工程有限公司 | Protection isolation device and structure based on existing detachable wall of subway adjacent rail running area |
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