CN219637668U - Single-column reinforced concrete folding ladder way structure of pedestrian overpass - Google Patents
Single-column reinforced concrete folding ladder way structure of pedestrian overpass Download PDFInfo
- Publication number
- CN219637668U CN219637668U CN202321280977.4U CN202321280977U CN219637668U CN 219637668 U CN219637668 U CN 219637668U CN 202321280977 U CN202321280977 U CN 202321280977U CN 219637668 U CN219637668 U CN 219637668U
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- stair
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- reinforced concrete
- mounting block
- groove
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 238000004804 winding Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model relates to the technical field of a folding stair of a pedestrian overpass, in particular to a single-column reinforced concrete folding stair structure of the pedestrian overpass, which comprises a column, stair platforms are alternately arranged on the left side panel and the right side panel of the column from top to bottom, the front end and the rear end of each stair platform extend outwards, and stairs are alternately arranged between two rows of stair platforms. The independent upright posts are used as the main body structure of the foldback ladder way, and the stair platform and the stairs are integrally poured, so that the structure is firm, the occupied area is small, the maintenance is simple, the landscape effect is good, the manufacturing cost is low, and the expected use of the overpass in urban areas is met; the guardrail utilizes mounting bracket and I shape pole setting installation fixedly, and mounting bracket and I shape pole setting are installed on fixed mounting block, easy dismounting, and fixed mounting block passes through the tension steel bar and is fixed with stair platform and stair to the building, can be buried in advance when stair platform and stair are pour, and fixed mounting block has shortened the time limit for a project greatly through fixed end and tension steel bar fixed connection, reduces the influence to urban road traffic.
Description
Technical Field
The utility model relates to the technical field of a folding ladder way of a pedestrian overpass, in particular to a single-column reinforced concrete folding ladder way structure of a pedestrian overpass.
Background
Pedestrian overpasses, also known as pedestrian overpasses, are generally built on areas with large traffic and dense pedestrians, or on intersections, squares and railways. The pedestrian overpass only allows pedestrians to pass through, is used for avoiding collision when traffic flows and traffic flow planes intersect, ensures safe crossing of people, improves the speed of the vehicle, reduces traffic accidents, and is an important content of municipal infrastructure;
the common pedestrian overpass on the market, the ladder way structure of the upper and lower overpass occupies a large area, the modeling is single, the engineering cost is high, in the construction process, because the concrete pouring needs time, the area surrounded by the construction fence is wide based on the large construction area, and the urban traffic and the like can be caused for a relatively long time, therefore, the single-column reinforced concrete foldback ladder way structure of the pedestrian overpass is provided for the problems.
Disclosure of Invention
The utility model aims to provide a single-column reinforced concrete foldback ladder way structure of a pedestrian overpass so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a single-column reinforced concrete folding stair path structure of a pedestrian overpass comprises a column, stair platforms are alternately arranged on the left side panel and the right side panel of the column from top to bottom, the front end and the rear end of each stair platform extend outwards, and stairs are alternately arranged between two rows of stair platforms;
the stair platform outside and stair outside all are provided with the fixed mounting piece at intervals, are provided with the I shape mounting groove that runs through the fixed mounting piece from top to bottom on the fixed mounting piece, and be provided with from top to bottom and run through I shape mounting groove and with I shape pole setting that I shape mounting groove is fixed to I shape pole setting outside fixedly is provided with the mounting bracket, the mounting bracket outside fixedly is provided with the guardrail.
As a preferable scheme, the outer side panel of the fixed mounting block is provided with a concave fixing groove, the bottom of the mounting frame is just opposite to the fixing groove, a connecting rod which is inserted into the fixing groove and extends downwards is arranged at the position of the fixing groove, the bottom of the connecting rod is welded with the bottom of the I-shaped vertical rod, and the connecting rod is fixedly mounted on the fixing groove through a screw.
As a preferable scheme, the tension steel bars with two sides penetrating through the fixed installation blocks backwards are arranged on the fixed installation blocks on two sides of the fixed groove, the rear ends of the tension steel bars are inserted into the stair platform or the stairs, the end heads of the rear ends of the tension steel bars are provided with expansion end heads, and the end heads of the outer ends of the tension steel bars are provided with fixed end heads attached to the fixed installation blocks.
As a preferable scheme, the bottom of the upright post is fixedly provided with a base, and the bottom of the base is fixedly provided with a buried support post which is buried in the soil layer in advance.
As a preferable scheme, the upright posts are provided with pillar-winding handrails at intervals of 60-75cm above the stairs and the stair platform, the inner side of the top of the I-shaped upright posts is provided with guardrail handrails, and the guardrail handrails and the pillar-winding handrails are fixedly installed through a triangular fixing frame.
As a preferable scheme, the top of the mounting frame is provided with a notch which is concave downwards, and a planting groove is arranged in the notch.
According to the technical scheme provided by the utility model, the single-column reinforced concrete foldback ladder way structure of the pedestrian overpass has the beneficial effects that:
1. the independent upright posts are used as the main body structure of the foldback ladder way, and the stair platform and the stairs are integrally poured, so that the structure is firm, the occupied area is small, the maintenance is simple, the landscape effect is good, the manufacturing cost is low, and the expected use of the overpass in urban areas is met;
2. the guardrail utilizes mounting bracket and I shape pole setting installation fixedly, and mounting bracket and I shape pole setting are installed on fixed mounting block, easy dismounting, and fixed mounting block passes through the tension steel bar and is fixed with stair platform and stair to the building, can be buried in advance when stair platform and stair are pour, and fixed mounting block has shortened the time limit for a project greatly through fixed end and tension steel bar fixed connection, reduces the influence to urban road traffic.
Drawings
FIG. 1 is a schematic view of a landing and stair distribution structure in accordance with the present utility model;
FIG. 2 is a schematic diagram of the overall structure of a single-column reinforced concrete foldback lane structure of the pedestrian overpass;
FIG. 3 is a schematic cross-sectional view of a stair platform machine guardrail mounting structure in accordance with the present utility model;
FIG. 4 is a schematic view of the structure of the area A in FIG. 3;
fig. 5 is a schematic view of a structure of a fixing block in the present utility model.
In the figure: 1. a column; 11. a base; 12. buried posts; 2. a stair platform; 21. stairs; 3. guard bars; 31. i-shaped upright posts; 32. a mounting frame; 33. a planting groove; 4. guard rail armrests; 41. a pillar-winding handrail; 42. triangle fixing frame; 5. fixing the mounting block; 51. tension steel bars; 52. an expansion end; 53. i-shaped mounting grooves; 54. a fixing groove; 55. fixing the end head.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In order to better understand the above technical solutions, the following detailed description will be given with reference to the accompanying drawings and the specific embodiments.
As shown in fig. 1-5, the embodiment of the utility model provides a single-column reinforced concrete foldback stair path structure of a pedestrian bridge, which comprises a column 1, wherein a base 11 is fixedly arranged at the bottom of the column 1, buried support columns 12 which are pre-buried in a soil layer are fixedly arranged at the bottom of the base 11, stair platforms 2 are alternately arranged on the left side panel and the right side panel of the column 1 from top to bottom, both front ends and rear ends of the stair platforms 2 extend outwards, and stairs 21 are alternately arranged between two rows of stair platforms 2;
the stair platform 2 outside and stair 21 outside all are provided with fixed mounting block 5 at intervals, are provided with the I shape mounting groove 53 that runs through fixed mounting block 5 from top to bottom on the fixed mounting block 5, and be provided with from top to bottom on the I shape mounting groove 53 and run through I shape mounting groove 53 and with I shape mounting groove 53 fixed I shape pole setting 31 to I shape pole setting 31 outside is fixed to be provided with mounting bracket 32, and the mounting bracket 32 outside is fixed to be provided with guardrail 3.
In the device, a concave fixing groove 54 is formed in the outer side panel of the fixed mounting block 5, a connecting rod which is inserted into the fixing groove 54 and extends downwards is arranged at the position, opposite to the fixing groove 54, of the bottom of the mounting frame 32, the bottom of the connecting rod is welded with the bottom of the I-shaped upright rod 31, and the connecting rod is fixedly mounted on the fixing groove 54 through a screw.
In the above device, the tension steel bars 51 with two sides penetrating through the fixed installation block 5 backwards are arranged on the fixed installation block 5 at two sides of the fixed groove 54, the rear ends of the tension steel bars 51 are inserted into the stair platform 2 or the stair 21, the end heads of the rear ends of the tension steel bars 51 are provided with expansion end heads 52, and the end heads of the outer ends of the tension steel bars 51 are provided with fixed end heads 55 attached to the fixed installation block 5.
In the device, a pillar-winding handrail 41 is arranged on the upright column 1 at a position 60-75cm above the stair 21 and the stair platform 2 at intervals, a guardrail handrail 4 is arranged on the inner side of the top of the I-shaped upright column 31, and the guardrail handrail 4 and the pillar-winding handrail 41 are fixedly installed through a triangular fixing frame 42.
In the above device, the top of the mounting frame 32 is provided with a notch which is concave downward, and a planting groove 33 is provided in the notch.
Embodiments of the present utility model will be described in further detail below with reference to the attached drawings:
referring to fig. 1, the building block comprises a vertical column 1, wherein a base 11 is fixedly arranged at the bottom of the vertical column 1, buried support columns 12 which are pre-buried in a soil layer are fixedly arranged at the bottom of the base 11, building platforms 2 are alternately arranged on the left side panel and the right side panel of the vertical column 1 from top to bottom, both front ends and rear ends of the building platforms 2 extend outwards, and stairs 21 are alternately arranged between two rows of building platforms 2;
the independent upright column 1 is used as a main body structure of the folding stair way, the stair platform 2 and the stair 21 are integrally poured, the structure is firm, the occupied area is small, the maintenance is simple, the landscape effect is good, the manufacturing cost is low, and the method meets the expectations of urban overpass use.
Referring to fig. 3, 4 and 5, fixed mounting blocks 5 are arranged at intervals on the outer side of the stair platform 2 and the outer side of the stair 21, an I-shaped mounting groove 53 penetrating through the fixed mounting blocks 5 vertically is arranged on the fixed mounting blocks 5, an I-shaped upright rod 31 penetrating through the I-shaped mounting groove 53 from top to bottom and being fixed with the I-shaped mounting groove 53 is arranged on the I-shaped mounting groove 53, a mounting frame 32 is fixedly arranged on the outer side of the I-shaped upright rod 31, and a guardrail 3 is fixedly arranged on the outer side of the mounting frame 32;
further, referring to fig. 4 and 5, a concave fixing groove 54 is formed in an outer side panel of the fixing mounting block 5, a connecting rod which is inserted into the fixing groove 54 and extends downwards is arranged at a position opposite to the fixing groove 54 at the bottom of the mounting frame 32, the bottom of the connecting rod is welded with the bottom of the i-shaped upright rod 31, the connecting rod is fixedly mounted on the fixing groove 54 through a screw, the mounting frame 32 and the i-shaped upright rod 31 are fixedly mounted on the fixing mounting block 5, the guardrail 3 is fixedly mounted on the outer side of the mounting frame 32, and the structure is convenient to integrally mount;
further, referring to fig. 4 and 5, tension steel bars 51 with two sides penetrating through the fixed installation block 5 backwards are arranged on the fixed installation block 5 at two sides of the fixed groove 54, the rear end of each tension steel bar 51 is inserted into the stair platform 2 or the stair 21, an expansion end 52 is arranged at the end of the rear end of each tension steel bar 51, a fixed end 55 attached to the fixed installation block 5 is arranged at the end of the outer end of each tension steel bar 51, the tension steel bars 51 are embedded well when the stair platform 2 and the stair 21 are poured, threads are arranged at the outer ends of the tension steel bars 51, the fixed end 55 is rotatably arranged at the outer ends of the tension steel bars 51 and is extruded and attached to the fixed installation block 5, the fixed installation block 5 is effectively fixed, the firmness of the tension steel bars 51 is improved, the tension steel bars 51 are prevented from falling off from the stair platform 2 or the stair 21, the tension steel bars 51 are ribbed steel bars, and the diameters of the tension steel bars 51 are not less than 30cm.
In the embodiment, a pillar-winding handrail 41 is arranged at a position 60-75cm above the stairs 21 and the stair platform 2 on the upright column 1 at intervals, a guardrail handrail 4 is arranged on the inner side of the top of the I-shaped upright column 31, the guardrail handrail 4 and the pillar-winding handrail 41 are fixedly arranged through a triangular fixing frame 42, and the arrangement of the guardrail handrail 4 and the pillar-winding handrail 41 is convenient for people to borrow force when going up and down the stairs 21.
In this embodiment, the mounting bracket 32 top is provided with the notch of downward indent, and be provided with planting groove 33 in the notch, the setting of planting groove 33 is used for planting the afforestation vegetation, the interval sets up the baffle on the inside bottom plate of planting groove 33, the height of this baffle is 3-5cm, only need follow planting groove 33 water filling at the topmost, the soil in planting groove 33 is direct infiltration downwards, until flowing out from planting groove 33 bottom, during, by the baffle one bit of closure, maintain the humidity to the position, cooperate the rainfall, especially in the urban that south rainfall is many, need not the manual watering, the setting of this planting groove 33 has improved the sight of turning back the ladder way, with hard and urban afforestation construction.
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 (6)
1. The utility model provides a pedestrian overpass single-column reinforced concrete ladder way structure that turns back, includes stand (1), its characterized in that: stair platforms (2) are alternately arranged on the left side panel and the right side panel of the upright post (1) from top to bottom, the front end and the rear end of each stair platform (2) extend outwards, and stairs (21) are alternately arranged between the two rows of stair platforms (2);
the stair platform (2) outside and stair (21) outside all interval are provided with fixed mounting block (5), be provided with on fixed mounting block (5) from top to bottom and run through I shape mounting groove (53) of fixed mounting block (5), and be provided with on I shape mounting groove (53) from top to bottom run through I shape mounting groove (53) and with I shape mounting groove (53) fixed I shape pole setting (31) to I shape pole setting (31) outside is fixed be provided with mounting bracket (32), mounting bracket (32) outside is fixed be provided with guardrail (3).
2. The footbridge single-column reinforced concrete foldback lane structure according to claim 1, wherein: the outer side panel of the fixed mounting block (5) is provided with a concave fixing groove (54), the bottom of the mounting frame (32) is opposite to the fixing groove (54), a connecting rod which is inserted into the fixing groove (54) and extends downwards is arranged at the position, the bottom of the connecting rod is welded with the bottom of the I-shaped vertical rod (31), and the connecting rod is fixedly mounted on the fixing groove (54) through a screw.
3. The footbridge single-column reinforced concrete foldback lane structure according to claim 1, wherein: the fixed mounting block (5) is provided with tension steel bars (51) with two sides penetrating through the fixed mounting block (5) backwards on two sides of the fixed groove (54), the rear ends of the tension steel bars (51) are inserted into the stair platform (2) or the stair (21), the end heads of the rear ends of the tension steel bars (51) are provided with expansion end heads (52), and the end heads of the outer ends of the tension steel bars (51) are provided with fixed end heads (55) attached to the fixed mounting block (5).
4. The footbridge single-column reinforced concrete foldback lane structure according to claim 1, wherein: the bottom of the upright post (1) is fixedly provided with a base (11), and the bottom of the base (11) is fixedly provided with a buried support post (12) which is buried in the soil layer in advance.
5. The footbridge single-column reinforced concrete foldback lane structure according to claim 1, wherein: the upright post (1) is provided with a pillar winding handrail (41) at intervals of 60-75cm above the stairs (21) and the stair platform (2), the inner side of the top of the I-shaped upright post (31) is provided with a guardrail handrail (4), and the guardrail handrail (4) and the pillar winding handrail (41) are fixedly installed through a triangular fixing frame (42).
6. The footbridge single-column reinforced concrete foldback lane structure according to claim 1, wherein: the top of the mounting frame (32) is provided with a notch which is concave downwards, and a planting groove (33) is arranged in the notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321280977.4U CN219637668U (en) | 2023-05-25 | 2023-05-25 | Single-column reinforced concrete folding ladder way structure of pedestrian overpass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321280977.4U CN219637668U (en) | 2023-05-25 | 2023-05-25 | Single-column reinforced concrete folding ladder way structure of pedestrian overpass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219637668U true CN219637668U (en) | 2023-09-05 |
Family
ID=87822293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321280977.4U Active CN219637668U (en) | 2023-05-25 | 2023-05-25 | Single-column reinforced concrete folding ladder way structure of pedestrian overpass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219637668U (en) |
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2023
- 2023-05-25 CN CN202321280977.4U patent/CN219637668U/en active Active
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