CN107543735B - Steel structure test platform for lifting type flood-proof protective airtight door - Google Patents

Steel structure test platform for lifting type flood-proof protective airtight door Download PDF

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Publication number
CN107543735B
CN107543735B CN201710914474.0A CN201710914474A CN107543735B CN 107543735 B CN107543735 B CN 107543735B CN 201710914474 A CN201710914474 A CN 201710914474A CN 107543735 B CN107543735 B CN 107543735B
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China
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steel
platform
door
airtight door
concrete foundation
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CN201710914474.0A
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CN107543735A (en
Inventor
王阳明
胡圣伟
农兴中
史海欧
邓剑荣
陈粤海
陈春明
周小平
崔艳斌
解峰
孟凡强
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Guangzhou Juan Defence Engineering Co ltd
Guangzhou Metro Design and Research Institute Co Ltd
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Guangzhou Juan Defence Engineering Co ltd
Guangzhou Metro Design and Research Institute Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather

Abstract

The invention relates to a steel structure test platform for a lifting type flood-proof protective airtight door, and belongs to the technical field of protective door experiments. The system comprises a concrete foundation, a steel frame column and a closed door opening and closing system; the steel frame columns are arranged at four corners of the concrete foundation, the bottoms of the steel frame columns extend into the concrete foundation, two bottom beams are arranged in the middle of the concrete foundation, a door slot is formed between the bottom beams, and 3 steel frame columns are symmetrically arranged at two ends of the door slot respectively; the steel platform comprises a steel platform deck and a steel platform stiffening rib arranged below the steel platform deck, wherein a strip-shaped opening is arranged in the middle of the steel platform, corresponds to the door slot at the bottom and is used for embedding a lifting type flood-proof protective airtight door to be tested; and a closed door opening and closing system for controlling the lifting type flood-proof protective closed door is arranged on the steel platform.

Description

Steel structure test platform for lifting type flood-proof protective airtight door
Technical Field
The invention relates to a steel structure test platform for a lifting type flood-proof protective airtight door, and belongs to the technical field of protective door experiments.
Background
The flood-proof protective airtight door system is an important component of a subway disaster-proof system, and is mainly used for preventing flood disasters and taking combat readiness and civil air defense into consideration. The flood-proof protective airtight partition door has two functions of flood prevention and civil air defense protection. Firstly, when a tunnel passing through a water area is broken and a large amount of river water flows into a subway line due to unexpected accidents, the flood-proof protective airtight partition door can bear the water pressure load action, prevent flood in the tunnel from invading a station and the subway line connected with the station, and control the accidents within the minimum range so as to achieve the aim of protecting the subway station, the line, vehicles and passengers. Secondly, the flood-proof protective airtight partition door meets the requirements of the normal 6-level and nuclear 6-level protective grades in the war, and the door body and the door frame can bear the shock wave loads of the nuclear weapon and the conventional weapon respectively in both directions and meet the requirements of various protections of the biochemical weapon. Besides meeting the functional requirements, the setting form of the flood-proof protective airtight partition door is safe and reliable; the door body should be in a safe locking state under normal condition to ensure subway driving safety. The flood-proof protective airtight partition door should be simple and convenient to operate and quick in response. After receiving the closing command, the door body can be quickly and automatically unlocked and lowered to a closed state; after receiving the opening command, the door body can quickly rise to finish opening and automatically lock.
Currently, there are a considerable number of sealing door structures, such as a busbar cutting device for a vertical rotation type flood gate of a subway, as disclosed in chinese patent CN201310176815, and CN201410042704 discloses a flood protection sealing door for swinging to open and close a subway section. CN200620200577 discloses a vertical rotary drop type flood-proof protective airtight door. However, for the existing protective airtight doors, there is no corresponding experimental platform for verifying the waterproof disaster prevention and the airtight performance of the protective airtight doors, and there is no corresponding experimental platform, so it is highly desirable to provide an experimental platform capable of effectively researching the lifting type flood prevention protective airtight door to solve the problem of verification.
Disclosure of Invention
The invention provides a steel structure test platform for a lifting type flood-proof protective airtight door, which aims to solve the experimental problem of the existing lifting type flood-proof protective airtight door, and effectively solves the experimental problem of the airtight door in the field.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the steel structure test platform for the lifting type flood-proof protective airtight door comprises a concrete foundation, a steel frame column and an airtight door opening and closing system; the steel frame columns are arranged at four corners of the concrete foundation, the bottoms of the steel frame columns extend into the concrete foundation, steel backing plates are connected with the bottoms of the steel frame columns, and steel plate stiffening ribs are connected with two sides of the steel backing plates and the steel frame columns; the steel backing plate is connected with the foundation short column at the bottom through bolts; two bottom beams are arranged in the middle of the concrete foundation, a door slot is formed between the bottom beams, and 3 steel frame columns are symmetrically arranged at two ends of the door slot respectively; the steel platform comprises a steel platform deck and a steel platform stiffening rib arranged below the steel platform deck, wherein a strip-shaped opening is arranged in the middle of the steel platform, and the opening corresponds to the door slot at the bottom and is used for embedding a lifting type flood-proof protective airtight door to be tested; the steel platform is provided with a closed door opening and closing system for controlling the lifting type flood-proof protective closed door; the lower part of the steel top plate is provided with a pulley, and the upper part of the lifting type flood-proof protective airtight door to be tested is connected with an airtight door opening and closing system on the steel platform through a rope and the pulley.
Further, all the steel frame columns are I-steel.
Further, the steel platform stiffening ribs are arranged along the short span direction of the steel platform planking, and the interval is not more than 550mm.
Furthermore, the surrounding free surfaces of the steel platform are provided with guardrails, and the steel platform is paved with a 50mm thick pattern steel plate.
Further, the steel bars of the bottom beam are arranged in a double-layer bidirectional mode, the anchoring length is 36d, and d is the diameter of the steel bars.
Further, two ends of the bottom beam are respectively provided with a sealing groove.
Further, the bottom of the concrete foundation is provided with a 100-thick plain concrete cushion layer.
Further, a baffle trolley guide rail is further arranged on the steel platform, and the baffle trolley is arranged on the baffle trolley guide rail and moves along the guide rail.
Compared with the prior art, the invention has the following beneficial effects:
1. the steel structure test platform for the lifting type flood-proof protective airtight door can effectively perform opening and airtight experiments of the lifting type flood-proof protective airtight door, and is used for simulating and verifying flood-proof and civil air defense functions.
2. The experiment platform is convenient to construct, simple to install and operate, reliable in sealing performance, wide in experiment application, and applicable to experiments and researches of various flood-proof protective airtight doors.
Description of the drawings:
FIG. 1 is a schematic perspective view of a steel structural test platform for a lifting type flood protection airtight door;
FIG. 2 is a front elevational view of the steel structure test platform of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a section B-B of FIG. 2;
FIG. 5 is a schematic plan view of a steel platform;
FIG. 6 is a schematic diagram of a toe link;
FIG. 7 is a schematic illustration of the connection of the stub base to the foundation stub;
FIG. 8 is a schematic plan view of a concrete foundation;
FIG. 9 is a section A-A of FIG. 8;
FIG. 10 is a section B-B of FIG. 8;
fig. 11 is a C-C section view of fig. 8.
Detailed Description
The invention is further illustrated below with reference to examples.
As shown in figures 1-11, the steel structure test platform for the lifting type flood-proof protective airtight door comprises a concrete foundation 1, steel frame columns 2 and an airtight door opening and closing system 7. As shown in fig. 8-11, the steel frame columns 2 are arranged at four corners of the concrete foundation 1, the bottoms of the steel frame columns 2 extend into the concrete foundation 1, a concrete cushion layer 16 with the thickness of 100mm and C15 plain is arranged at the bottom of the concrete foundation 1, as shown in fig. 6-7, steel backing plates 4 are connected to the bottoms of the steel frame columns 2, and steel plate stiffening ribs 5 are connected to the two sides of the steel backing plates 4 and the steel frame columns 2. The steel backing plate 4 is connected with the foundation short column 6 at the bottom through bolts. As shown in fig. 8-11, two bottom beams 3 are arranged in the middle of the concrete foundation 1, a door slot 8 is formed between the bottom beams 3, and 3 steel frame columns 2 are symmetrically arranged at two ends of the door slot 8. The steel bars of the bottom beam 3 are arranged in a double-layer bidirectional manner, the anchoring length is 36d, and d is the diameter of the steel bars. As shown in fig. 11, the two ends of the bottom beam 3 are also provided with a sealing groove 15, respectively. As shown in fig. 1 to 4, a steel top plate 9 is welded to the top of the steel-frame column 2, and all of the steel-frame columns 2 are i-beams. The steel platform 10 is welded or riveted on the steel frame column 2 between the steel top plate 9 and the concrete foundation 1, as shown in fig. 5, the steel platform 10 comprises a steel platform deck 11 and steel platform stiffening ribs 12 arranged below the steel platform deck 11, the steel platform stiffening ribs 12 are arranged along the short span direction of the steel platform deck 11, the distance is not more than 550mm, a strip-shaped opening 13 is arranged in the middle of the steel platform 10, the opening 13 corresponds to the door slot 8 at the bottom and is used for embedding a lifting type flooding-proof protective airtight door to be tested. The steel platform 10 is provided with a closed door opening and closing system 7 for controlling the lifting type flood-proof protective closed door. Guard rails are arranged on the free surfaces around the steel platform 10, and the steel platform planking 11 is a 50mm thick patterned steel plate. The lower part of the steel top plate 9 is provided with a pulley, and the upper part of the lifting type flood-proof protective airtight door to be tested is connected with an airtight door opening and closing system 7 on the steel platform 10 through a rope and the pulley. The steel platform 10 is also provided with a baffle trolley guide rail, and the baffle trolley is arranged on the baffle trolley guide rail and moves along the guide rail.
The above examples are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the claims of the present invention without departing from the spirit of the present invention.

Claims (8)

1. Be used for over-and-under type to prevent flooding protection airtight door steel construction test platform, its characterized in that: comprises a concrete foundation (1), a steel frame column (2) and a closed door opening and closing system (7); the steel frame columns (2) are arranged at four corners of the concrete foundation (1), the bottoms of the steel frame columns (2) extend into the concrete foundation (1), steel backing plates (4) are connected and arranged at the bottoms of the steel frame columns (2), and steel plate stiffening ribs (5) are connected and arranged at two sides of each steel backing plate (4) and each steel frame column (2); the steel backing plate (4) is connected with the foundation short column (6) at the bottom through bolts; two bottom beams (3) are arranged in the middle of the concrete foundation (1), a door slot (8) is formed between the bottom beams (3), and 3 steel frame columns (2) are symmetrically arranged at two ends of the door slot (8); the steel frame column comprises a steel frame column body and is characterized in that a steel top plate (9) is welded at the top of the steel frame column body (2), a steel platform (10) is welded or riveted on the steel frame column body (2) between the steel top plate (9) and a concrete foundation (1), the steel platform (10) comprises a steel platform deck plate (11) and a steel platform stiffening rib (12) arranged below the steel platform deck plate (11), a strip-shaped opening (13) is arranged in the middle of the steel platform (10), and the opening (13) corresponds to a door slot (8) at the bottom and is used for embedding a lifting type anti-flooding protection airtight door to be tested; the steel platform (10) is provided with a closed door opening and closing system (7) for controlling the lifting type flood-proof protective closed door; the lower part of the steel top plate (9) is provided with a pulley, and the upper part of the lifting type flood-proof protective airtight door to be tested is connected with an airtight door opening and closing system (7) on the steel platform (10) through a rope and the pulley.
2. The steel structure test platform for a lifting flood protection airtight door of claim 1, wherein: all the steel frame columns (2) are I-steel.
3. The steel structure test platform for a lifting flood protection airtight door of claim 1, wherein: the steel platform stiffening ribs (12) are arranged along the short span direction of the steel platform planking (11) with the interval not more than 550mm.
4. The steel structure test platform for a lifting flood protection airtight door of claim 1, wherein: guard rails are arranged on the free surfaces around the steel platform (10), and the steel platform planking (11) is a 50mm thick pattern steel plate.
5. The steel structure test platform for a lifting flood protection airtight door of claim 1, wherein: the steel bars of the bottom beam (3) are arranged in a double-layer bidirectional mode, the anchoring length is 36d, and d is the diameter of the steel bars.
6. The steel structure test platform for a lifting flood protection airtight door of claim 1, wherein: and two ends of the bottom beam (3) are respectively provided with a sealing groove (15).
7. The steel structure test platform for a lifting flood protection airtight door of claim 1, wherein: the bottom of the concrete foundation (1) is provided with a C15 plain concrete cushion layer (16) with the thickness of 100 mm.
8. The steel structure test platform for a lifting flood protection airtight door of claim 1, wherein: the steel platform (10) is also provided with a baffle trolley guide rail, and the baffle trolley is arranged on the baffle trolley guide rail and moves along the guide rail.
CN201710914474.0A 2017-09-30 2017-09-30 Steel structure test platform for lifting type flood-proof protective airtight door Active CN107543735B (en)

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108303245A (en) * 2018-02-28 2018-07-20 华中科技大学 A kind of frame-type heave compensator test platform
JP7151005B2 (en) * 2019-12-24 2022-10-11 広州地鉄設計研究院股▲分▼有限公司 Comprehensive test platform for performance testing of anti-flood protective enclosure doors

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2921256Y (en) * 2006-06-29 2007-07-11 中国人民解放军总参谋部工程兵第四设计研究院 Vertical rotary falling antisubmerging protective closed door
CN201250670Y (en) * 2008-09-25 2009-06-03 中国人民解放军总参谋部工程兵第四设计研究院 Electric lifting type flood-proof protective closed blocking door
CN103231110A (en) * 2013-05-14 2013-08-07 中国人民解放军总参谋部工程兵第四设计研究院 Busbar cut-off device used for vertical rotation type anti-flooding door of subway
CN203429676U (en) * 2013-08-27 2014-02-12 中铁十八局集团有限公司 Immersed tunnel grouting simulation test platform
CN103835609A (en) * 2014-01-29 2014-06-04 中国人民解放军总参谋部工程兵第四设计研究院 Metro inter-zone flood-preventing protective air-tight gate opened and closed in swing mode
CN204311414U (en) * 2014-11-04 2015-05-06 中国建筑标准设计研究院有限公司 Flat open rotatable protection airtight and to hold concurrently Flood gate
CN206503378U (en) * 2016-11-29 2017-09-19 中国电建集团成都勘测设计研究院有限公司 Newly-increased outrigger constructing structure

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2921256Y (en) * 2006-06-29 2007-07-11 中国人民解放军总参谋部工程兵第四设计研究院 Vertical rotary falling antisubmerging protective closed door
CN201250670Y (en) * 2008-09-25 2009-06-03 中国人民解放军总参谋部工程兵第四设计研究院 Electric lifting type flood-proof protective closed blocking door
CN103231110A (en) * 2013-05-14 2013-08-07 中国人民解放军总参谋部工程兵第四设计研究院 Busbar cut-off device used for vertical rotation type anti-flooding door of subway
CN203429676U (en) * 2013-08-27 2014-02-12 中铁十八局集团有限公司 Immersed tunnel grouting simulation test platform
CN103835609A (en) * 2014-01-29 2014-06-04 中国人民解放军总参谋部工程兵第四设计研究院 Metro inter-zone flood-preventing protective air-tight gate opened and closed in swing mode
CN204311414U (en) * 2014-11-04 2015-05-06 中国建筑标准设计研究院有限公司 Flat open rotatable protection airtight and to hold concurrently Flood gate
CN206503378U (en) * 2016-11-29 2017-09-19 中国电建集团成都勘测设计研究院有限公司 Newly-increased outrigger constructing structure

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