CN102587803A - Mine explosion-proof pressure-resistant door - Google Patents
Mine explosion-proof pressure-resistant door Download PDFInfo
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- CN102587803A CN102587803A CN2012100457111A CN201210045711A CN102587803A CN 102587803 A CN102587803 A CN 102587803A CN 2012100457111 A CN2012100457111 A CN 2012100457111A CN 201210045711 A CN201210045711 A CN 201210045711A CN 102587803 A CN102587803 A CN 102587803A
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- door leaf
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Abstract
The invention relates to a mine explosion-proof pressure-resistant door which comprises a door frame and a door leaf, wherein the door leaf is arranged in the door frame; reinforcing rib plates are longitudinally and transversely arranged on the door leaf; sealing strips are arranged around the door leaf; a hand wheel mechanism is arranged on the door leaf; and the structure of the hand wheel mechanism is as follows: a mounting hole is formed on the door leaf; a copper sleeve is arranged on the mounting hole; a shaft sleeve is arranged on the periphery at the two ends of the copper sleeve respectively; the shaft sleeves are connected with the door leaf; a rotation shaft is sleeved in the shaft sleeve; and a pinion and a hand wheel are mounted on the rotation shaft respectively. The mine explosion-proof pressure-resistant door provided by the invention has reasonable structure and reliable performance, realizes various functions through a locking mechanism, a connecting rod mechanism and a hand wheel mechanism independently, and greatly improves the working efficiency, reliability and safety degree so that a cabin door can be started and closed in the shortest time when a safety accident happens to a coal mine.
Description
Technical field
The present invention relates to the safety of coal mines apparatus field, relate in particular to a kind of mine anti-explosion pressure gate.
Background technology
China's mine disaster death toll accounts for 4/5 of world's coal mining accident death toll, and frequent mine disaster not only causes breaking of family, has caused huge life and property loss also for simultaneously country and society.When mine disaster takes place, because subsurface environment is abominable, cause danger such as gas leakage or blast easily, the personnel in the pit wants to flee from voluntarily the danger zone and safe gug almost is impossible.In order a shelter preferably to be provided for stranded down-hole miner, designed mining survival capsule and refuge chamber, wherein hatch door belongs to very important position in survival capsule and refuge chamber; It is to make the direct position that temperature and air receive external interference in the cabin, if hatch door outside being difficult for opens, innerly is difficult for locking; Unlatching and locking time are long; Be prone to become flexible at the gas explosion rear door, factors such as sealing difference will cause being affected with the refuge chamber environment in the cabin; Hide and in the cabin, wait for that with refuge chamber the personnel of lifesaving can not get protection, directly have influence on personnel in the pit's life security.
Summary of the invention
The applicant provides a kind of mine anti-explosion pressure gate to the shortcoming of above-mentioned down-hole survival capsule hatch door and refuge chamber existence, have easy to use, locking effect and the good advantage of overpressure resistant and explosion-proof performance.
The technical scheme that the present invention adopted is following:
A kind of mine anti-explosion pressure gate comprises doorframe, door leaf, in doorframe, installs door leaf; Be furnished with the reinforcement gusset of arranging in length and breadth on the door leaf, the peripheral device weather strip of door leaf installs handwheel on door leaf; The structure of handwheel is following: on door leaf, have installing hole, install copper sheathing on the installing hole, the periphery at copper sheathing two ends is installed axle sleeve respectively; Axle sleeve is connected with door leaf, and pinion and handwheel are installed in socket rotating shaft in axle sleeve respectively in the rotating shaft;
In the below of handwheel, on the reinforcement gusset of door leaf, go back the mounting teeth wheel seat, gear wheel is installed on the pinion stand, gear wheel and pinion intermesh;
Peripheral returning apparatus symmetry on the door leaf is installed on the base of the carrier head on the door leaf, on base of the carrier head, installs retaining mechanism, and retaining mechanism is through gear wheel control link mechanism action;
The structure of retaining mechanism is following: comprise being installed on the door leaf; The locking chuck hinged with base of the carrier head; The two ends of locking chuck are protruding formation transmission handle and locking handle respectively, and transmission handle and linkage are hinged, and locking handle is slidingly connected with the skewback of device at the doorframe periphery;
The structure of linkage is following: comprise first connecting rod, drive link and second connecting rod, an end and the gear wheel of first connecting rod are hinged, and the transmission handle of the other end and locking chuck is hinged; Also hinged drive link on the transmission handle of locking chuck, an end of hinged second connecting rod on drive link, the other end of second connecting rod is hinged with the transmission handle of the locking chuck that is installed on the door leaf top and the bottom.
Its further characteristic is following:
Observation port also is installed on the said door leaf;
The thickness of said door leaf is 14-25cm;
Form certain angle between the transmission handle of the locking chuck of said door leaf the right and left and locking handle, its angle is 120 °;
The gearratio of said pinion and gear wheel is 22:108;
First pin joint and second pin joint of the mid point of said gear wheel and first connecting rod are located along the same line;
Said weather strip adopts the fire prevention temperature-resistant material to process;
Said handwheel is two, the coaxial inside and outside both sides that are installed in door leaf.
Beneficial effect of the present invention is following:
The present invention is rational in infrastructure; Dependable performance is independently brought into play each item function through retaining mechanism, linkage, handwheel, has improved operating efficiency and reliability and safe coefficient greatly; Thereby when security incident taking place, hatch door can be opened and closed in the shortest time in the colliery;
Weather strip adopts the fire-proof high-temperature resistant material to process, the sealing face width, and decrement is big, effectively prevents poison gas, and the intensity of a fire and underground water get into survival capsule cabin body.
Hatch door is through mobile the apply thrust of locking chuck on skewback; Realize strict sealing and anti-vibration functions with this; And the thickness of door leaf and the layout of reinforcing rib; Guaranteed that door leaf can not make hatch door loosening because of huge blast impulse when mine disaster takes place, guaranteed and the stablizing of refuge chamber living environment in the cabin in, effectively realized the explosion-proof and the resistance to pressure of hatch door.
Description of drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is the pinion structure sketch map.
Fig. 3 is the gear wheel structural representation.
Fig. 4 is retaining mechanism sketch map to be locked.
Fig. 5 is the enlarged drawing at A place among Fig. 4.
Fig. 6 is the sketch map of retaining mechanism locking.
Fig. 7 is the enlarged drawing at B place among Fig. 6.
Fig. 8 is the sketch map of locking chuck along the locking of skewback inclined-plane.
Fig. 9 is the structural representation of door leaf.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As Fig. 1 to shown in Figure 3, the present invention includes doorframe 1, door leaf 2, doorframe 1 interior arrangement door leaf 2, the thickness of door leaf 2 is 14-25cm; Also be furnished with the reinforcement gusset of arranging in length and breadth 10 on the door leaf 2, the layout of strengthening gusset 10 makes door leaf 2 that enough renitency deformation ability arranged, and has guaranteed the flatness on door leaf 2 surfaces simultaneously.Door leaf 2 upper peripheries are installed weather strip 11, weather strip 11 adopts the fire prevention temperature-resistant material to process, through the sealing that weather strip 11 has improved hatch door is set.On door leaf 2, install handwheel, the structure of handwheel is following: like Fig. 1, shown in Figure 9, on door leaf 2, have installing hole 201; The copper sheathing that device is mated on installing hole 201 is (because copper sheathing is installed on the inside of axle sleeve 3; So not shown, the peripheral unit axle sleeve 3 of copper sheathing, axle sleeve 3 is welded to connect with door leaf 2; Socket rotating shaft 5 in axle sleeve 3 connects pinion 4 and handwheel 6 (said key is not shown) through key respectively in the rotating shaft 5.
As shown in Figure 1, in the below of handwheel, on the reinforcement gusset 10 of door leaf 2, also be welded with pinion stand 7, gear wheel 9 is installed on the pinion stand 7, gear wheel 9 intermeshes with above-mentioned pinion 4.
As shown in Figure 9, be installed on door leaf about 2 in returning apparatus symmetry on the door leaf 2 and reach the base of the carrier head 8 (base of the carrier head shown in the figure is 8) on both sides up and down, on base of the carrier head 8, install retaining mechanism, make the retaining mechanism action through gear wheel 9 control link mechanisms.
The structure of retaining mechanism is following: comprise the periphery that is installed on door leaf 2, and the locking chuck 14 hinged with base of the carrier head 8, as shown in Figure 4, locking chuck 14 each symmetry in about door-plate 2 is installed 4, and each symmetry up and down of door-plate 2 is installed 1; The two ends of locking chuck 14 are protruding formation transmission handle 14-1 and locking handle 14-2 respectively, and transmission handle 14-1 and linkage are hinged, and locking handle 14-2 is slidingly connected with the skewback 15 of device at doorframe 1 periphery; In between the transmission handle 14-1 of the locking chuck 14 of door leaf 2 the right and lefts and locking handle 14-2, form certain angle, its angle is 120 °.
The structure of linkage is following: comprise first connecting rod 16, drive link 12 and second connecting rod 13, an end and the gear wheel 9 of first connecting rod 16 are hinged, and the transmission handle 14-1 of the other end and locking chuck 14 is hinged; Also hinged drive link 12 on the transmission handle 14-1 of locking chuck 14, an end of hinged second connecting rod 13 on drive link 12, the other end of second connecting rod 13 is hinged with the transmission handle 14-1 of the locking chuck 14 that is installed on door leaf 2 top and the bottom; Observation port 17 is installed on the door leaf 2, can be made the personnel in the pit clearly observe the situation that survival capsule takes place out of my cabin, equally also can make the rescue personnel clearly observe and the situation of refuge chamber in survival capsule the cabin in through observation port 17.
As shown in Figure 3; On gear wheel 9, have the first pin joint 9-2 and the second pin joint 9-3 that are hinged with first connecting rod 16; The mid point 9-1 of the first pin joint 9-2 and the second pin joint 9-3 and gear wheel 9 is located along the same line, and pinion 4 is 22:108 with the gearratio of gear wheel 9; The gear ratio value of pinion 4 and gear wheel 9, and gear wheel 9 upper link points and mid point the effective time that has shortened the hatch door keying is set.
Like Fig. 4, shown in Figure 6, through being rotated counterclockwise handwheel 6,, making the rotation of handwheel 6 can drive pinion 4 engagement gear wheels 9 and clockwise rotate because pinion 4 intermeshes with gear wheel 9; First connecting rod 16 moves with the rotation of gear wheel 9, drives the transmission handle 14-1 action of drive link 12, second connecting rod 13 and locking chuck 14; Because the locking handle 14-2 of locking chuck 14 is slidingly connected with the skewback 15 that is installed in doorframe 1 periphery; Like Fig. 5, Fig. 7 and shown in Figure 8; The locking handle 14-2 of locking chuck 14 can upwards slide along the inclined-plane of skewback 15; Slide into the peak of skewback 15 along the minimum point on skewback 15 inclined-planes; The locking handle 14-2 that makes locking chuck 14 strengthens the thrust of skewback 15 gradually, to greatest extent with door leaf 2 lockings.
The structure of said gear seat 7 and base of the carrier head 8 is existing known technology.
More than describing is to explanation of the present invention, is not that institute of the present invention restricted portion is referring to claim to the qualification of invention, and under the situation of basic structure of the present invention, the present invention can do any type of modification.
Claims (8)
1. a mine anti-explosion pressure gate comprises doorframe (1), door leaf (2), device door leaf (2) in doorframe (1); Be furnished with the reinforcement gusset of arranging in length and breadth (10) on the door leaf (2), it is characterized in that: the peripheral device weather strip (11) of said door leaf (2), go up the device handwheel at door leaf (2); The structure of said handwheel is following: on door leaf (2), have installing hole (201); Installing hole (201) is gone up the device copper sheathing, and the periphery at copper sheathing two ends is installed axle sleeve (3) respectively, and axle sleeve (3) is connected with door leaf (2); Pinion (4) and handwheel (6) are installed in socket rotating shaft (5) in axle sleeve (3) respectively in the rotating shaft (5);
In the below of handwheel, go up also mounting teeth wheel seat (7) at the reinforcement gusset (10) of door leaf (2), pinion stand (7) is gone up gear wheel (9) is installed, and gear wheel (9) intermeshes with pinion (4);
Be installed on the base of the carrier head (8) on the door leaf (2) in the peripheral returning apparatus symmetry on the door leaf (2), go up the device retaining mechanism in base of the carrier head (8), retaining mechanism is through gear wheel (9) control link mechanism action;
The structure of said retaining mechanism is following: comprise being installed on the door leaf (2); The locking chuck (14) hinged with base of the carrier head (8); The two ends of locking chuck (14) are protruding formation transmission handle (14-1) and locking handle (14-2) respectively; Transmission handle (14-1) is hinged with linkage, and locking handle (14-2) is slidingly connected with the skewback (15) of device at doorframe (1) periphery;
The structure of said linkage is following: comprise first connecting rod (16), drive link (12) and second connecting rod (13), an end of first connecting rod (16) and gear wheel (9) are hinged, and the transmission handle (14-1) of the other end and locking chuck (14) is hinged; Transmission handle (14-1) at locking chuck (14) is gone up also hinged drive link (12); At an end of the last hinged second connecting rod (13) of drive link (12), the other end of second connecting rod (13) is hinged with the transmission handle (14-1) of the locking chuck (14) that is installed on door leaf (2) top and the bottom.
2. a kind of mine anti-explosion pressure gate as claimed in claim 1 is characterized in that: observation port (17) also is installed on the said door leaf (2).
3. a kind of mine anti-explosion pressure gate as claimed in claim 1 is characterized in that: the thickness of said door leaf (2) is 14-25cm.
4. a kind of mine anti-explosion pressure gate as claimed in claim 2 is characterized in that: form certain angle between the transmission handle (14-1) of the locking chuck (14) of door leaf (2) the right and left and locking handle (14-2), its angle is 120 °.
5. a kind of mine anti-explosion pressure gate as claimed in claim 2 is characterized in that: said pinion (4) is 22:108 with the gearratio of gear wheel (9).
6. a kind of mine anti-explosion pressure gate as claimed in claim 1 is characterized in that: the mid point (9-1) of said gear wheel (9) is located along the same line with first pin joint (9-2) of first connecting rod (16) and second pin joint (9-3).
7. a kind of mine anti-explosion pressure gate as claimed in claim 1 is characterized in that: said weather strip (11) adopts the fire prevention temperature-resistant material to process.
8. a kind of mine anti-explosion pressure gate as claimed in claim 1 is characterized in that: said handwheel (6) is two, the coaxial inside and outside both sides that are installed in door leaf (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100457111A CN102587803A (en) | 2012-02-27 | 2012-02-27 | Mine explosion-proof pressure-resistant door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100457111A CN102587803A (en) | 2012-02-27 | 2012-02-27 | Mine explosion-proof pressure-resistant door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102587803A true CN102587803A (en) | 2012-07-18 |
Family
ID=46476976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100457111A Pending CN102587803A (en) | 2012-02-27 | 2012-02-27 | Mine explosion-proof pressure-resistant door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102587803A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900335A (en) * | 2012-11-05 | 2013-01-30 | 煤炭科学研究总院 | Protective sealing door for underground refuge chamber |
| CN103670218A (en) * | 2012-09-24 | 2014-03-26 | 江苏凯力德科技有限公司 | Protective airtight door of emergency safety system |
| CN104033178A (en) * | 2014-05-20 | 2014-09-10 | 天长市远洋船舶设备有限公司 | Transmission locking device of underground refuge chamber protection air-tight door |
| CN104100188A (en) * | 2014-07-29 | 2014-10-15 | 天长市远洋船舶设备有限公司 | Novel watertight door |
| CN104963606A (en) * | 2015-07-16 | 2015-10-07 | 中船重工西安东仪科工集团有限公司 | Single-column double-point inward-opening type invisible safety door |
| CN104989196A (en) * | 2015-07-16 | 2015-10-21 | 中船重工西安东仪科工集团有限公司 | Single-column double-point inward-opening invisible safety gate link mechanism |
| CN107448079A (en) * | 2017-09-01 | 2017-12-08 | 瑞安市恒旭锁具有限公司 | Switch cabinet door lock |
| CN107781636A (en) * | 2016-08-26 | 2018-03-09 | 宜兴市人防设备厂有限公司 | A kind of headstock gear for biogas storage tank mouth portion |
| CN110219559A (en) * | 2019-07-12 | 2019-09-10 | 深圳市龙电兴业科技有限公司 | A kind of water door |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0152880A2 (en) * | 1984-02-11 | 1985-08-28 | Chubb Security Projects (Pty) Limited | Security door assembly |
| EP0911469A1 (en) * | 1997-10-27 | 1999-04-28 | l'Industrielle du Ponant SA | Pivoting door of the type comprising a wing on which two parallel drive bars are mounted by means of two-armed levers |
| JP2009144327A (en) * | 2007-12-11 | 2009-07-02 | Itoki Corp | Differential pressure door |
| CN201943535U (en) * | 2011-03-02 | 2011-08-24 | 徐州市永兴机械制造有限公司 | Novel refuge underground chamber door for mining |
| CN202081800U (en) * | 2011-04-20 | 2011-12-21 | 黑龙江龙煤卓异救援装备科技有限公司 | Warmth-keeping, sealing and explosion-proof door for underground movable rescue capsule |
| CN202451006U (en) * | 2012-02-27 | 2012-09-26 | 无锡明浩船舶设备有限公司 | Mining explosion-proof and pressure-resistant door |
-
2012
- 2012-02-27 CN CN2012100457111A patent/CN102587803A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0152880A2 (en) * | 1984-02-11 | 1985-08-28 | Chubb Security Projects (Pty) Limited | Security door assembly |
| EP0911469A1 (en) * | 1997-10-27 | 1999-04-28 | l'Industrielle du Ponant SA | Pivoting door of the type comprising a wing on which two parallel drive bars are mounted by means of two-armed levers |
| JP2009144327A (en) * | 2007-12-11 | 2009-07-02 | Itoki Corp | Differential pressure door |
| CN201943535U (en) * | 2011-03-02 | 2011-08-24 | 徐州市永兴机械制造有限公司 | Novel refuge underground chamber door for mining |
| CN202081800U (en) * | 2011-04-20 | 2011-12-21 | 黑龙江龙煤卓异救援装备科技有限公司 | Warmth-keeping, sealing and explosion-proof door for underground movable rescue capsule |
| CN202451006U (en) * | 2012-02-27 | 2012-09-26 | 无锡明浩船舶设备有限公司 | Mining explosion-proof and pressure-resistant door |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670218A (en) * | 2012-09-24 | 2014-03-26 | 江苏凯力德科技有限公司 | Protective airtight door of emergency safety system |
| CN102900335A (en) * | 2012-11-05 | 2013-01-30 | 煤炭科学研究总院 | Protective sealing door for underground refuge chamber |
| CN102900335B (en) * | 2012-11-05 | 2015-09-09 | 煤炭科学技术研究院有限公司 | Underground refuge chamber airtight blast door |
| CN104033178A (en) * | 2014-05-20 | 2014-09-10 | 天长市远洋船舶设备有限公司 | Transmission locking device of underground refuge chamber protection air-tight door |
| CN104100188A (en) * | 2014-07-29 | 2014-10-15 | 天长市远洋船舶设备有限公司 | Novel watertight door |
| CN104963606A (en) * | 2015-07-16 | 2015-10-07 | 中船重工西安东仪科工集团有限公司 | Single-column double-point inward-opening type invisible safety door |
| CN104989196A (en) * | 2015-07-16 | 2015-10-21 | 中船重工西安东仪科工集团有限公司 | Single-column double-point inward-opening invisible safety gate link mechanism |
| CN104963606B (en) * | 2015-07-16 | 2017-10-03 | 中船重工西安东仪科工集团有限公司 | A kind of C-frame double crank swing-in hidden safety door |
| CN107781636A (en) * | 2016-08-26 | 2018-03-09 | 宜兴市人防设备厂有限公司 | A kind of headstock gear for biogas storage tank mouth portion |
| CN107448079A (en) * | 2017-09-01 | 2017-12-08 | 瑞安市恒旭锁具有限公司 | Switch cabinet door lock |
| CN110219559A (en) * | 2019-07-12 | 2019-09-10 | 深圳市龙电兴业科技有限公司 | A kind of water door |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20120718 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |