CN204311941U - A kind of cave body protective door of taking refuge with auxiliary door - Google Patents
A kind of cave body protective door of taking refuge with auxiliary door Download PDFInfo
- Publication number
- CN204311941U CN204311941U CN201420720852.3U CN201420720852U CN204311941U CN 204311941 U CN204311941 U CN 204311941U CN 201420720852 U CN201420720852 U CN 201420720852U CN 204311941 U CN204311941 U CN 204311941U
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- door body
- main door
- auxiliary
- auxiliary door
- main
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Abstract
The utility model discloses a kind of cave body 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, 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.The utility model solves 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.
Description
Technical field
The utility model relates to mining explosion-proof gate technique field, specifically belongs to a kind of cave body 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.
Utility model content
For the problems referred to above, the purpose of this utility model there is provided a kind of cave body 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 adopted in the utility model is as follows:
A kind of cave body 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, the beneficial effects of the utility model are as follows:
The utility model main door body is also provided with auxiliary door body, and auxiliary door body normal condition is not opened, 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 are removed, door body can be opened, easy for operation, ensure that unlatching is safe and reliable.
Accompanying drawing explanation
Fig. 1 is internal construction schematic diagram of the present utility model;
Fig. 2 is cross-sectional side structural representation of the present utility model.
Detailed description of the invention
See accompanying drawing, a kind of cave body protective door of taking refuge with auxiliary door, comprise main door body 1, 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 cave body 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 cave body 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 cave body 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 |
|---|---|---|---|
| CN201420720852.3U CN204311941U (en) | 2014-11-25 | 2014-11-25 | A kind of cave body protective door of taking refuge with auxiliary door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420720852.3U CN204311941U (en) | 2014-11-25 | 2014-11-25 | A kind of cave body protective door of taking refuge with auxiliary door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204311941U true CN204311941U (en) | 2015-05-06 |
Family
ID=53134263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420720852.3U Expired - Fee Related CN204311941U (en) | 2014-11-25 | 2014-11-25 | A kind of cave body protective door of taking refuge with auxiliary door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204311941U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453634A (en) * | 2014-11-25 | 2015-03-25 | 安徽雄峰矿山装备有限公司 | Refuge chamber body protection door with auxiliary door |
| CN110067493A (en) * | 2019-03-21 | 2019-07-30 | 中国科学院微电子研究所 | A kind of movable sealer |
-
2014
- 2014-11-25 CN CN201420720852.3U patent/CN204311941U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453634A (en) * | 2014-11-25 | 2015-03-25 | 安徽雄峰矿山装备有限公司 | Refuge chamber body protection door with auxiliary door |
| CN110067493A (en) * | 2019-03-21 | 2019-07-30 | 中国科学院微电子研究所 | A kind of movable sealer |
| CN110067493B (en) * | 2019-03-21 | 2020-10-09 | 中国科学院微电子研究所 | Movable sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20151125 |