CN2120864U - 活置式防护密闭门槛 - Google Patents

活置式防护密闭门槛 Download PDF

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Publication number
CN2120864U
CN2120864U CN 92222137 CN92222137U CN2120864U CN 2120864 U CN2120864 U CN 2120864U CN 92222137 CN92222137 CN 92222137 CN 92222137 U CN92222137 U CN 92222137U CN 2120864 U CN2120864 U CN 2120864U
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China
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angle steel
hold
groove
strip
threshold
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CN 92222137
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English (en)
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林秉忠
胡圣伟
金勤成
杨俊伟
姚恩有
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No4 Design And Research Inst Of Engineering Troops Headquarters Of Genera
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No4 Design And Research Inst Of Engineering Troops Headquarters Of Genera
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Priority to CN 92222137 priority Critical patent/CN2120864U/zh
Publication of CN2120864U publication Critical patent/CN2120864U/zh
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Abstract

一种活置式防护密闭门槛,门槛梁是刚性材料的 槽形梁,海绵橡胶密封条嵌固在槽形梁内,槽形梁中 部内侧焊接有两段角钢,角钢上有孔,通过螺栓与门 框处地面连接;槽形梁外侧焊接有通长的角钢形构 件;槽形梁两端设有压紧螺栓和压紧板,压紧板与通 长的角钢形构件的上沿斜面搭接,用压紧螺栓将压紧 板与通长的角钢形构件压紧固定在门框和地面上。 具有装拆方便,易于实现平战快速转换的功能。适用 于各种小跨度的防护、密闭门。

Description

本实用新型属于用在防御核爆炸冲击波、核放射性毒剂和化学毒剂进入防护工程内部的一种特殊用途的防护密闭门的门槛。
国内现有防护工程中,小跨度(0.7~2.0m)的防护密闭门,为了能够满足防护和密闭战时功能要求,在与门扇配合的门框下端,均设置有一定高度的固定门槛。固定门槛的设置,在平时,人员和车辆通过门孔时,需要跨越,很不方便。
本实用新型的目的在于,研制一种新型的门槛-活置式防护密闭门槛。战时放置,以满足防护和密闭功能要求;平时,可以不放置门槛,便于人员和车辆通行。从而实现平战功能的快速转换,达到平战功能相结合的目的。
本实用新型活置式防护密闭门槛,由门槛梁和密封条组成,其特征在于,门槛梁是刚性材料的槽形梁,海绵橡胶密封条嵌固在槽形梁内,槽形梁中部内侧焊接有两段角钢,用螺栓与门框处地面连接;槽形梁外侧焊接有通长的角钢形构件;槽形梁两端设有压紧螺栓和压紧板,压紧板与通长角钢形构件的上沿斜面搭接,用压紧螺栓将压紧板与通长角钢形构件压紧固定在门框和地面上。
本实用新型的工作原理是,当战时需要放置门槛时,活置式防护密闭门槛依靠两侧和底部同门框下段两侧和底部的接触,而且接触的部位是活置式防护密闭门槛的海绵橡胶密封条,门槛由压紧螺栓及压紧板固定,使上述接触面之间不存在间隙。此时活置式防护密闭门槛的作用相当一个固定门槛,具有一定的防护和密闭性能。而且活置式防护密闭门槛外露的海绵橡胶密封条,连同门框上段及两侧的海绵橡胶密封条连接成一个框形密封圈,防护密闭门或密闭门扇关闭时,可压紧在海绵橡胶密封条上,消除间隙,达到密封目的。
本实用新型与现有技术相比,活置式防护密闭门槛可以根据平战不同的使用功能要求,随机灵活设置。平时为便于人员和小车通行,可以不设置门槛;战时为满足防护和密闭功能要求设置门槛。装拆方便,易于实现平战快速转换,提高战备效益、社会效益和经济效益。适用于各种小跨度的防护门、密闭门、防护密闭门。
以下结合附图及实施例,对本实用新型作进一步描述。
图1是活置式防护密闭门槛主视图。
图2是活置式防护密闭门槛俯视图。
图3是图1的A-A剖面图。
图4是图1的B-B剖面图。
图5是活置式防护密闭门槛的使用状态图。
由图可见,活置式防护密闭门槛,由门槛梁和密封条组成,其特征在于,门槛梁是刚性材料的槽形梁1,海绵橡胶密封条2嵌固在槽形梁内,槽形梁中部内侧焊接有两段角钢3,角钢上有孔,通过螺栓4与门框处地面连接;槽形梁外侧焊接有通长的角钢形构件5;槽形梁两端设有压紧螺栓6和压紧板7,压紧板与通长的角钢形构件的上沿斜面搭接,用压紧螺栓将压紧板与通长的角钢形构件压紧固定在门框和地面上。

Claims (1)

1、一种活置式防护密闭门槛,由门槛梁和密封条组成,其特征在于,门槛梁是刚性材料的槽形梁,海绵橡胶密封条嵌固在槽形梁内,槽形梁中部内侧焊接有两段角钢,角钢上有孔,通过螺栓与门框处地面连接;槽形梁外侧焊接有通长的角钢形构件;槽形梁两端设有压紧螺栓和压紧板,压紧板与通长的角钢形构件的上沿斜面搭接,用压紧螺栓将压紧板与通长的角钢形构件压紧固定在门框和地面上。
CN 92222137 1992-05-23 1992-05-23 活置式防护密闭门槛 Granted CN2120864U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92222137 CN2120864U (zh) 1992-05-23 1992-05-23 活置式防护密闭门槛

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92222137 CN2120864U (zh) 1992-05-23 1992-05-23 活置式防护密闭门槛

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CN2120864U true CN2120864U (zh) 1992-11-04

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CN 92222137 Granted CN2120864U (zh) 1992-05-23 1992-05-23 活置式防护密闭门槛

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1321875C (zh) * 1996-05-28 2007-06-20 科恩股份公司 电梯间的门槛装置
CN113756699A (zh) * 2021-08-26 2021-12-07 广州地铁设计研究院股份有限公司 一种可拆卸式轻质防洪装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1321875C (zh) * 1996-05-28 2007-06-20 科恩股份公司 电梯间的门槛装置
CN113756699A (zh) * 2021-08-26 2021-12-07 广州地铁设计研究院股份有限公司 一种可拆卸式轻质防洪装置

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