CN104453634A - Refuge chamber body protection door with auxiliary door - Google Patents
Refuge chamber body protection door with auxiliary door Download PDFInfo
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- CN104453634A CN104453634A CN201410692078.4A CN201410692078A CN104453634A CN 104453634 A CN104453634 A CN 104453634A CN 201410692078 A CN201410692078 A CN 201410692078A CN 104453634 A CN104453634 A CN 104453634A
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- door body
- auxiliary
- main door
- auxiliary door
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Abstract
The invention discloses a refuge chamber body protection door with an auxiliary door. The refuge chamber body protection door with the auxiliary door comprises a main door body. A sealing strip is arranged on the inner wall of the main door body. Multiple movable compressing pieces are arranged besides the sealing strip and connected with a connecting rod. The connecting rod is connected to a rotating mechanism. An auxiliary door body is arranged in the middle of the main door body. The upper portion and the lower portion of the auxiliary door body are fixed to the main door body through rotating short shafts. Rubber seal is arranged on the joint of the ends of the rotating short shafts and the main door body. A main door operation handle is arranged on the auxiliary door body and fixedly connected with the rotating mechanism. Longitudinal and transverse detachable fixing plates are further arranged on the inner side wall of the auxiliary door body and the inner side wall of the main door body. The refuge chamber body protection door with the auxiliary door solves the problem that the sealing door of the refuge chamber body cannot be opened due to damage, and is reasonable in design and compact in structure, the main door body is further provided with the auxiliary door body, the auxiliary door body is not opened under normal conditions, only when the main door body cannot be opened, the fixing plates and the connecting rod for fixing the main door body and the auxiliary door body are removed, the door body can be opened, and safe and reliable opening is guaranteed.
Description
Technical field
The present invention relates to mining explosion-proof gate technique field, specifically belong to a kind of ketoboidies protective door of taking refuge with auxiliary door.
Background technology
In coal production process, there is the threat of the objective factors such as water, fire, gas, coal dust, top board in down-hole all the time, and part mine have also appeared the new Dangerous and Harmful Factors such as underground heat, corrosive substance, radioactive substance.May be there is high temperature, high humidity, high dust from flying, high methane concentration, corrosive gas in these regional environments, factors causing disaster is many, danger classes is high, and the danger that catastrophe occurs is very large.Country issues emergent danger avoiding system under shaft of coal mine implementation management temporary provisions according to " State Council is about the notice strengthening enterprise safety operation work further " (No. (2010) 23, promulgated by the State Council) spirit, formulates this regulation.What increase safety supervision and rescue equipment adds requirement.As down-hole emergency refuge facility, in rescue equipment, refuge chamber is the equipment facility that emphasis is promoted, refuge chamber can be escape personnel and provides a confined space ensureing life security, as the airtight blast door of the first outpost of the tax office-refuge chamber of life support, direct relation the life security entering staff after refuge chamber, can wait for rescue personnel to arrive, the first guarantee of safe escape mine disaster, externally can resisting blast impulse, resist high temperature, completely cut off toxic and harmful, playing vital effect for realizing rescue.Existing underground refuge chamber airtight blast door adopts gear drive to open, driving gear and driven gear are arranged on sealed door, when sealed door is subject to impact force generation distortion, infringement can be impacted to the gear drive be fixed on main door body inner surface, even cause gear to misplace the serious consequence such as stuck, sealed door body cannot be opened.
Summary of the invention
For the problems referred to above, the object of this invention is to provide a kind of ketoboidies protective door of taking refuge with auxiliary door, solve refuge chamber airtight blast door because of the impaired problem that cannot open, reasonable in design, compact conformation, main door body is also provided with auxiliary door body, auxiliary door body normal condition is not opened, and only when running into main door body and cannot opening, the fixed head and connecting rod of fixing main door body and auxiliary door body is removed, door body can be opened, ensure that unlatching is safe and reliable.
The technical solution used in the present invention is as follows:
A kind of ketoboidies protective door of taking refuge with auxiliary door, comprise main door body, main door body inwall is provided with weather strip, weather strip is other is provided with multiple movable compressing member, movable compressing member is connected with connecting rod, connecting rod is connected on rotating mechanism, described main door body centre position is provided with auxiliary door body, on auxiliary door body, under by rotate minor axis be fixed on main door body, rotation minor axis end and main door body junction are provided with rubber seal, main door body operating grip arranges on auxiliary door body, main door body operating grip is fixedly connected with rotating mechanism, the detachable fixed head of vertical and horizontal is also had at auxiliary door body and main door body inside wall.
Described auxiliary door body front end has arc outwardly convex portion.
Described movable compressing member has three connecting pins, and centre has and is rotationally connected axle.
Compared with the prior art, beneficial effect of the present invention is as follows:
The present invention's main door body is also provided with auxiliary door body, and auxiliary door body normal condition is not opened, and only when running into main door body and cannot opening, the fixed head and connecting rod of fixing main door body and auxiliary door body is removed, door body can be opened, easy for operation, ensures that unlatching is safe and reliable.
Accompanying drawing explanation
Fig. 1 is internal construction schematic diagram of the present invention;
Fig. 2 is cross-sectional side structural representation of the present invention.
Detailed description of the invention
See accompanying drawing, a kind of ketoboidies protective door of taking refuge with auxiliary door, comprises main door body 1, and main door body 1 inwall is provided with weather strip 2, and weather strip 2 is other is provided with multiple movable compressing member 3, and described movable compressing member has three connecting pins, and centre has and is rotationally connected axle.Movable one of them connecting pin of compressing member 3 is connected with connecting rod 4, connecting rod 4 is connected on rotating mechanism 5, described main door body 1 centre position is provided with auxiliary door body 6, on auxiliary door body 6, under by rotate minor axis 601 be fixed on main door body 1, rotation minor axis 601 end and main door body 1 junction are provided with rubber seal 7, main door body operating grip 8 arranges on auxiliary door body 6, main door body operating grip 8 is fixedly connected with rotating mechanism 5, the detachable fixed head 9 of vertical and horizontal is also had at auxiliary door body 6 and main door body 1 inside wall, described auxiliary door body 6 front end has arc outwardly convex portion 602, can effectively avoid a bulk damage.Main door body is also provided with auxiliary door body, and auxiliary door body normal condition is not opened, and only when running into main door body and cannot opening, the fixed head and connecting rod of fixing main door body and auxiliary door body is removed, door body can be opened, easy for operation, ensures that unlatching is safe and reliable.
Claims (3)
1. the ketoboidies protective door of taking refuge with auxiliary door, comprise main door body, main door body inwall is provided with weather strip, weather strip is other is provided with multiple movable compressing member, movable compressing member is connected with connecting rod, connecting rod is connected on rotating mechanism, it is characterized in that: described main door body centre position is provided with auxiliary door body, on auxiliary door body, under by rotate minor axis be fixed on main door body, rotation minor axis end and main door body junction are provided with rubber seal, main door body operating grip arranges on auxiliary door body, main door body operating grip is fixedly connected with rotating mechanism, the detachable fixed head of vertical and horizontal is also had at auxiliary door body and main door body inside wall.
2. a kind of ketoboidies protective door of taking refuge with auxiliary door according to claim 1, is characterized in that: described auxiliary door body front end has arc outwardly convex portion.
3. a kind of ketoboidies protective door of taking refuge with auxiliary door according to claim 2, is characterized in that: described movable compressing member has three connecting pins, and centre has and is rotationally connected axle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410692078.4A CN104453634A (en) | 2014-11-25 | 2014-11-25 | Refuge chamber body protection door with auxiliary door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410692078.4A CN104453634A (en) | 2014-11-25 | 2014-11-25 | Refuge chamber body protection door with auxiliary door |
Publications (1)
Publication Number | Publication Date |
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CN104453634A true CN104453634A (en) | 2015-03-25 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410692078.4A Pending CN104453634A (en) | 2014-11-25 | 2014-11-25 | Refuge chamber body protection door with auxiliary door |
Country Status (1)
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CN (1) | CN104453634A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06167198A (en) * | 1992-12-01 | 1994-06-14 | Sanwa Shutter Corp | Escape door for tunnel |
CN102352722A (en) * | 2011-09-29 | 2012-02-15 | 北京中煤矿山工程有限公司 | Protective airtight door of coal mine refuge underground chamber |
CN202157826U (en) * | 2011-07-14 | 2012-03-07 | 山东国泰科技有限公司 | Ten-point anti-explosion locking door for refuge chamber |
CN202348045U (en) * | 2011-10-25 | 2012-07-25 | 天长市欣万顺船用配件制造有限公司 | Mine refuge chamber blast-resistant door |
CN202810569U (en) * | 2012-10-15 | 2013-03-20 | 安徽欣万顺安全装备科技有限公司 | Anti-explosion door structure |
CN204311941U (en) * | 2014-11-25 | 2015-05-06 | 安徽雄峰矿山装备有限公司 | A kind of cave body protective door of taking refuge with auxiliary door |
-
2014
- 2014-11-25 CN CN201410692078.4A patent/CN104453634A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06167198A (en) * | 1992-12-01 | 1994-06-14 | Sanwa Shutter Corp | Escape door for tunnel |
CN202157826U (en) * | 2011-07-14 | 2012-03-07 | 山东国泰科技有限公司 | Ten-point anti-explosion locking door for refuge chamber |
CN102352722A (en) * | 2011-09-29 | 2012-02-15 | 北京中煤矿山工程有限公司 | Protective airtight door of coal mine refuge underground chamber |
CN202348045U (en) * | 2011-10-25 | 2012-07-25 | 天长市欣万顺船用配件制造有限公司 | Mine refuge chamber blast-resistant door |
CN202810569U (en) * | 2012-10-15 | 2013-03-20 | 安徽欣万顺安全装备科技有限公司 | Anti-explosion door structure |
CN204311941U (en) * | 2014-11-25 | 2015-05-06 | 安徽雄峰矿山装备有限公司 | A kind of cave body protective door of taking refuge with auxiliary door |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
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Application publication date: 20150325 |
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RJ01 | Rejection of invention patent application after publication |