CN104153644B - There is the weather tight gas-tight door of escaping function - Google Patents
There is the weather tight gas-tight door of escaping function Download PDFInfo
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- CN104153644B CN104153644B CN201410398056.7A CN201410398056A CN104153644B CN 104153644 B CN104153644 B CN 104153644B CN 201410398056 A CN201410398056 A CN 201410398056A CN 104153644 B CN104153644 B CN 104153644B
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- dead bolt
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- door
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Abstract
The present invention relates to a kind of weather tight gas-tight door with escaping function.It is hinged that it includes that doorframe and door leaf, described doorframe and door leaf are between the same vertical edge of rectangle, doorframe and door leaf, has sealing strip and fireproof strip between doorframe and door leaf.All having lockhole on the non-articulated limit of doorframe, there is dead bolt on door leaf non-articulated limit corresponding with described lockhole, under closing door state, described dead bolt stretches in described lockhole.Described doorframe is hollow-core construction, and described door leaf contains internal layer and outer layer, and in doorframe, the internal layer with door leaf all has insulation material with outer interlayer.It is characterized in the middle of described door leaf on medial surface, having the automatic unlocking mechanism driving dead bolt automatic telescopic through collision.Use this gas-tight door, run into emergency and easily escape from from cabin, there is escaping function.It is particularly suited on the cabin door on various naval vessel.
Description
Technical field
The present invention relates to a kind of gas-tight door.Specifically, it is to run into the weather tight gas-tight door that emergency can be escaped, is particularly suited on the cabin door on various naval vessel.
Background technology
Both knowing about in warship industry, the cabin door on current naval vessel is all traditional product.It is hinged that this cabin door includes that doorframe and door leaf, described doorframe and door leaf are between the same vertical edge of rectangle, doorframe and door leaf, has sealing strip and fireproof strip so that this cabin door specifically has windproof, rainproof and fire-proof function between doorframe and door leaf.Being provided with door lock between the non-articulated limit of doorframe and door leaf, this door lock is universal latch.Owing to door lock is universal latch, it is necessary to just can open door lock by key or handle of unblanking, it is achieved opening of cabin door.Once there is fire or other emergency in cabin, it is difficult to quickly open the door, and personnel are difficult to escape from.Therefore, this cabin door not only function is few, and runs into emergency and be difficult to escape.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of weather tight gas-tight door with escaping function.Use this gas-tight door, run into emergency and easily escape from from cabin, there is escaping function.
The problems referred to above that the invention solves the problems that are realized by techniques below scheme:
It is hinged that the weather tight gas-tight door with escaping function of the present invention includes that doorframe and door leaf, described doorframe and door leaf are between the same vertical edge of rectangle, doorframe and door leaf, has sealing strip and fireproof strip between doorframe and door leaf.All having lockhole on the non-articulated limit of doorframe, there is dead bolt on door leaf non-articulated limit corresponding with described lockhole, under closing door state, described dead bolt stretches in described lockhole.Described doorframe is hollow-core construction, and described door leaf contains internal layer and outer layer, and in doorframe, the internal layer with door leaf all has insulation material with outer interlayer.It is characterized in the middle of described door leaf on medial surface, having the automatic unlocking mechanism driving dead bolt automatic telescopic through collision.
Described automatic unlocking mechanism includes bar groove, described bar groove in be secured transverse to door leaf medial surface upper below between and make notch towards indoor, all there is interior flanging described notch both sides.Having depression bar, the cross section of described depression bar in bar groove is channel-shaped, and the notch of depression bar is towards outdoors；All there is the outer flanging coordinated with flanging in bar groove on the notch both sides of depression bar, and the outer flanging of depression bar notch is in the interior flanging of bar groove notch.The first bearing pin is had between the two side of described bar groove, the first torsion spring is had on first bearing pin, the two ends of described first torsion spring offset with the bottom land of bar groove and the bottom land of depression bar respectively so that depression bar two outer flangings of its notch under non-compressing contact with two interior flangings of bar groove notch all the time.Having the second bearing pin between that one end cell wall of the bar groove on adjacent door and door leaf non-articulated limit, this second bearing pin, near the notch of bar groove, the second bearing pin has plate.The two ends of described plate are upturned, and the one side in the middle of it is hinged on described second bearing pin and can rotate around the second bearing pin.Bar groove one end of neighbouring plate is connected with vertical slot, and the longitudinal direction of described vertical slot is longitudinally perpendicular with bar groove, and vertical slot that cell wall adjacent with bar groove has big opening equal-sized with bar slot cross-section so that described bar groove connects with vertical slot；Little opening is had on cell wall outside the vertical slot relative with plate, described little opening inner side has the 3rd bearing pin, axially paralleling with the second bearing pin of described 3rd bearing pin, the first dead bolt is had on 3rd bearing pin, the inner end of the first dead bolt is hinged on the 3rd bearing pin, and the outer end of the first dead bolt is stretched in the lockhole on doorframe non-articulated vertical edge under depression bar is without external force pressure.Having inner raised edge, described inner raised edge to be in outside the outer end of plate on the downside of the inner end of described first dead bolt, described plate inner end offsets with the bottom land of depression bar.Having the second torsion spring on described 3rd bearing pin, the second torsion spring two ends bear against outside vertical slot on cell wall in the inner raised edge of edge and the first dead bolt.
The little opening both sides in described vertical slot inside outer wall face all have key seat, described 3rd bearing pin two ends to be separately fixed on this two key seat.
Limited location plate below in the middle of described plate, the inside of this limiting plate is fixed on the middle lower surface of plate, the outside of limiting plate tilts to vertical slot bottom land, with outside limiting plate relative to vertical slot bottom land on be fixed with limit base, under the non-oppression state of depression bar, the outside of described limiting plate is resisted against on limit base.
All there is the 4th bearing pin between two cell walls of the described vertical slot notch outside size openings, the 4th bearing pin all has linkage body.Described two linkage bodies are U-shaped, and it uses lath bending to form, and all there is axis hole at its two ends, and its two ends are hinged on corresponding 4th bearing pin by this axis hole and can rotate to an angle around the 4th bearing pin.Jack is all arranged at the bottom of two linkage bodies, all there is stretching pin the inner raised edge both sides of the first dead bolt inner end, this two stretching pin axially the most all with the parallel longitudinal of described vertical slot and stretching in activity respectively in the jack bottom the body that links, jack bore therein is more than the diameter of described stretching pin.Described linkage body one end has towards the internal projection at the bottom of vertical slot, has respectively with two internal projection corresponding door leaf bottom and upper segment between the internal projection of the second dead bolt and the 3rd dead bolt, the second dead bolt and the inner end of the 3rd dead bolt and corresponding linkage body and is all hinged with connecting rod.All having lockhole with inside the second dead bolt and the 3rd dead bolt corresponding doorframe upper side frame and lower frame, under the non-oppression state of described depression bar, described second dead bolt and the 3rd dead bolt all stretch in corresponding lockhole.
The medial surface bottom and upper segment of door leaf all has vertical chute, this two chute be on same vertical line and respectively with on doorframe below on lockhole corresponding.
The 5th bearing pin and the 6th bearing pin is had between notch two wall of described vertical chute outer end, the outside of second, third dead bolt inner end is respectively hinged on corresponding 5th bearing pin and can rotate around the 5th bearing pin, having the 3rd torsion spring on 5th bearing pin, the two ends of the 3rd torsion spring bear against in dead bolt inner end and the 6th bearing pin side of neighbouring vertical chute；The inside of second, third dead bolt inner end is hinged with the outer end of respective link by a shaft seat and connection seat respectively.
Take such scheme, have the advantage that
As can be seen from the above scheme, owing to there being the automatic unlocking mechanism driving dead bolt automatic telescopic through collision on medial surface in the middle of described door leaf.This automatic unlocking mechanism includes bar groove, described bar groove in be secured transverse to door leaf medial surface upper below between and make notch towards indoor, all there is interior flanging described notch both sides.Having depression bar, the cross section of described depression bar in bar groove is channel-shaped, and the notch of depression bar is towards outdoors；All there is the outer flanging coordinated with flanging in bar groove on the notch both sides of depression bar, and the outer flanging of depression bar notch is in the interior flanging of bar groove notch.The first bearing pin is had between the two side of described bar groove, the first torsion spring is had on first bearing pin, the two ends of described first torsion spring offset with the bottom land of bar groove and the bottom land of depression bar respectively so that depression bar two outer flangings of its notch under non-compressing contact with two interior flangings of bar groove notch all the time.Having the second bearing pin between that one end cell wall of the bar groove on adjacent door and door leaf non-articulated limit, this second bearing pin, near the notch of bar groove, the second bearing pin has plate.The two ends of described plate are upturned, and the one side in the middle of it is hinged on described second bearing pin and can rotate around the second bearing pin.Bar groove one end of neighbouring plate is connected with vertical slot, and the longitudinal direction of described vertical slot is longitudinally perpendicular with bar groove, and vertical slot that cell wall adjacent with bar groove has big opening equal-sized with bar slot cross-section so that described bar groove connects with vertical slot.Little opening is had on cell wall outside the vertical slot relative with plate, described little opening inner side has the 3rd bearing pin, axially paralleling with the second bearing pin of described 3rd bearing pin, the first dead bolt is had on 3rd bearing pin, the inner end of the first dead bolt is hinged on the 3rd bearing pin, and the outer end of the first dead bolt is stretched in the lockhole on doorframe non-articulated vertical edge under depression bar is without external force pressure.Having inner raised edge, described inner raised edge to be in outside the outer end of plate on the downside of the inner end of described first dead bolt, described plate inner end offsets with the bottom land of depression bar.Having the second torsion spring on described 3rd bearing pin, the second torsion spring two ends bear against outside vertical slot on cell wall in the inner raised edge of edge and the first dead bolt.When fire or other emergency occur in cabin, as long as colliding the most described depression bar, just plate can be driven to rotate around the second bearing pin by depression bar, plate front end is made to upwarp and stir the inner raised edge of the first dead bolt inner end, the first dead bolt is made to rotate around the 3rd bearing pin, and then be retracted in described vertical slot in making first dead bolt lockhole from doorframe, it is achieved thereby that the automatically opening up of hatch door, the personnel in cabin can quickly withdraw from.Making the present invention in addition to having windproof, rainproof function, also have escaping function, function is more.
Accompanying drawing explanation
Fig. 1 is the weather tight air-tight door structure schematic diagram with escaping function of the present invention；
Fig. 2 is the A-A cross-sectional schematic of Fig. 1；
Fig. 3 is the I point enlarged diagram of Fig. 2；
Fig. 4 is the B-B cross-sectional schematic of Fig. 1；
Fig. 5 is the J point enlarged diagram of Fig. 4；
Fig. 6 is the C-C cross-sectional schematic of Fig. 1；
Fig. 7 is the K point enlarged diagram of Fig. 6；
Fig. 8 is first dead bolt retraction (enabling) state signal；
Fig. 9 is second, third dead bolt retraction (enabling) view；
Figure 10 is the D-D cross-sectional schematic of Fig. 7；
Figure 11 is the schematic top plan view of Figure 10.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the weather tight gas-tight door with escaping function of the present invention includes doorframe 2 and door leaf 1, described doorframe 2 and door leaf 1 are rectangle, they are all in being vertically arranged, between the same vertical edge of doorframe 2 and door leaf 1 hinged by hinge 3, it is provided with sealing strip 4 and fireproof strip 5 between doorframe 2 and door leaf 1, thus prevents wind, rain, gas to enter in cabin.Described doorframe 2 is hollow-core construction, and described door leaf 1, containing internal layer 101 and outer layer 103, is all filled with insulation material 102 in doorframe 2 and between the internal layer 101 of door leaf 1 and outer layer 103, and described insulation material 102 is asbestos.
See Fig. 2, for avoiding in emergency circumstances can quickly opening the door, the medial surface in the middle of described door leaf 1 is provided with the automatic unlocking mechanism that can drive dead bolt automatic telescopic through collision.
As shown in Fig. 6, Fig. 7, Fig. 8 Figure 10 and Figure 11, described automatic unlocking mechanism includes bar groove 6, described bar groove 6 in be secured transverse to door leaf 1 medial surface upper below between and make notch towards indoor, described notch both sides are all machined with interior flanging.Being provided with depression bar 8 in bar groove 6, the cross section of described depression bar 8 is channel-shaped, and the notch of depression bar 8 is towards outdoors, i.e. the notch of depression bar 8 is relative with the notch of bar groove 6.The notch both sides of depression bar 8 are all machined with the outer flanging coordinated with flanging in bar groove 6, and the outer flanging of depression bar 8 notch is in the interior flanging of bar groove 6 notch.Connect between the two side of described bar groove 6 and have the first bearing pin 9, the first torsion spring 7 is had on first bearing pin 9, the two ends of described first torsion spring 7 offset with the bottom land of bar groove 6 and the bottom land of depression bar 8 respectively so that depression bar 8 two outer flangings of its notch under non-external force pressure contact with two interior flangings of bar groove 6 notch all the time.Connecting between that one end cell wall of the bar groove 6 on adjacent door 2 and door leaf 1 non-articulated limit and have the second bearing pin 25, this second bearing pin 25 is parallel with the first bearing pin 9 and the second bearing pin 25 is near the notch of bar groove 6, and the second bearing pin 25 is provided with plate 24.The two ends of described plate 24 are upturned, and the one side in the middle of it is hinged on described second bearing pin 25 and can rotate around the second bearing pin 25.Bar groove 6 one end of neighbouring plate 24 is connected with vertical slot 13, and the longitudinal direction of described vertical slot 13 is longitudinally perpendicular with bar groove 6, and vertical slot 13 that cell wall adjacent with bar groove 6 is machined with the big opening equal with bar groove 6 cross-sectional sizes so that described bar groove 6 connects with vertical slot 13.Being machined with little opening outside the vertical slot 13 relative with plate 24 on cell wall, described little opening both sides are respectively and fixedly provided with key seat, are connected with the 3rd bearing pin 11 between two key seats.Axially paralleling with the second bearing pin 25 of described 3rd bearing pin 11, the first dead bolt 12 it is provided with on 3rd bearing pin 11, the inner end of the first dead bolt 12 is hinged on the 3rd bearing pin 11, and the outer end of the first dead bolt 12 is stretched in the lockhole 16 on doorframe 2 non-articulated vertical edge under depression bar 8 is without external force pressure.Being machined with inner raised edge 10 on the downside of the inner end of described first dead bolt 12, described inner raised edge 10 is in outside the outer end of plate 24, and described plate 24 inner end offsets with the bottom land of depression bar 8.Being provided with the second torsion spring 17 on described 3rd bearing pin 11, the second torsion spring 17 two ends bear against outside vertical slot 13 on cell wall in the inner raised edge 10 of edge and the first dead bolt 12.
For ease of plate 24 being positioned under non-external force pressure, limiting plate 15 is provided below in the middle of the plate 24, the inside of this limiting plate 15 is fixed on the middle lower surface of plate 24, the outside of limiting plate 15 tilts to vertical slot 13 bottom land, with outside limiting plate 15 relative to vertical slot 13 bottom land on be fixed with limit base 14, under the non-oppression state of depression bar 8, the outside of described limiting plate 15 is resisted against on limit base 14.
As shown in Fig. 5, Fig. 9, Figure 10 and Figure 11, it is mounted on the 4th bearing pin 18 between two cell walls of described vertical slot 13 notch outside size openings, all parallel with between the 3rd bearing pin 11 with the 4th bearing pin 18 between said two the 4th bearing pin 18, the 4th bearing pin 18 is provided with linkage body 21.Described two linkage bodies 21 are U-shaped, and it uses lath bending to form, and its two ends are all machined with axis hole, and its two ends are hinged on corresponding 4th bearing pin 18 by this axis hole and can rotate to an angle around the 4th bearing pin 18.The bottom of two linkage bodies 21 is all machined with jack 20, described inner raised edge 10 both sides of the first dead bolt 12 inner end are all machined with stretching pin 19, this two stretching pin 19 axially the most all with the parallel longitudinal of described vertical slot 13 and stretching in activity respectively in the jack 20 bottom the body 21 that links, jack 20 bore therein is more than the diameter of described stretching pin 19.One end of described linkage body 21 vertical slot 13 madial wall is machined with towards the internal projection 23 at the bottom of vertical slot, it is respectively arranged with the second dead bolt 26 and the 3rd dead bolt with two internal projection 23 corresponding door leaf 1 bottom and upper segments, it is provided with connecting rod 22 between the internal projection 23 of the second dead bolt 26 and the inner end of the 3rd dead bolt and corresponding linkage body 21, connecting rod 22 one end is respectively hinged at the second dead bolt 26 or the 3rd dead bolt inner end, and connecting rod 22 other end is respectively hinged in the internal projection 23 of corresponding linkage body 21.Being provided with lockhole 16 with inside the second dead bolt 26 and the 3rd dead bolt corresponding doorframe 2 upper side frame and lower frame, at described depression bar 8 under non-external force pressure state, described second dead bolt 26 and the 3rd dead bolt all stretch in corresponding lockhole 16.
For ease of guiding for the second dead bolt 26 and the 3rd dead bolt, the medial surface bottom and upper segment at door leaf 1 is respectively and fixedly provided with vertical chute 27, this two chute be on same vertical line and be following with on doorframe 2 respectively on lockhole 16 corresponding.
Wherein, it is provided with the 5th bearing pin 28 and the 6th bearing pin 29 between notch two wall of described vertical chute 27 outer end, the outside of second, third dead bolt inner end is respectively hinged on corresponding 5th bearing pin 28 and can rotate around the 5th bearing pin 28, being provided with the 3rd torsion spring 30 on 5th bearing pin 28, the two ends of the 3rd torsion spring 30 bear against in dead bolt inner end and the 6th bearing pin 29 side of neighbouring vertical chute 27.The inside of second, third dead bolt inner end is hinged with the outer end of respective link 22 by a shaft seat 31 and connection seat 32 respectively.
When fire or other emergency occur in cabin, as long as colliding the most described depression bar 8, just plate 24 can be driven to rotate around the second bearing pin 25 by depression bar 8, plate 24 front end is made to upwarp and stir the inner raised edge 10 of the first dead bolt 12 inner end, make the first dead bolt 12 rotate around the 3rd bearing pin 11, and then be retracted in described vertical slot 13 in making first dead bolt 12 lockhole 16 from doorframe 2.Wherein, while the first dead bolt 12 is fluctuated by plate 24, the stretching pin 19 of the first both sides, dead bolt 12 inner end can be retracted in vertical slot 13 together with the first dead bolt 12 by linkage body 21 drivening rod 22 and the second dead bolt 26 and the 3rd dead bolt that are connected with individual connecting rod 22 in the lockhole 16 of doorframe 2 bottom and upper segment simultaneously, it is achieved thereby that the automatically opening up of hatch door so that the personnel in cabin can quickly withdraw from.
Claims (6)
1. there is the weather tight gas-tight door of escaping function, including doorframe (2) and door leaf (1), described doorframe (2) and door leaf (1) are rectangle, between the same vertical edge of doorframe (2) and door leaf (1) hinged, have sealing strip (4) and fireproof strip (5) between doorframe (2) and door leaf (1)；All having lockhole (16) on the non-articulated limit of doorframe (2), have dead bolt on described lockhole (16) corresponding door leaf (1) non-articulated limit, under closing door state, described dead bolt stretches in described lockhole (16)；Described doorframe (2) is hollow-core construction, all has insulation material (102) in described door leaf (1) contains internal layer (101) and outer layer (103), doorframe (2) and between the internal layer (101) of door leaf (1) and outer layer (103)；It is characterized in that in the middle of described door leaf (1), on medial surface, there is the automatic unlocking mechanism driving dead bolt automatic telescopic through collision；Described automatic unlocking mechanism includes bar groove (6), described bar groove (6) in be secured transverse to door leaf (1) medial surface upper below between and make notch towards indoor, all there is interior flanging described notch both sides；Having depression bar (8), the cross section of described depression bar (8) in bar groove (6) is channel-shaped, and the notch of depression bar (8) is towards outdoors；All there is the outer flanging coordinated with bar groove (6) interior flanging on the notch both sides of depression bar (8), and the outer flanging of depression bar (8) notch is in the interior flanging of bar groove (6) notch；The first bearing pin (9) is had between the two side of described bar groove (6), the first torsion spring (7) is had on first bearing pin (9), the two ends of described first torsion spring (7) offset with the bottom land of bar groove (6) and the bottom land of depression bar (8) respectively so that depression bar (8) two outer flangings of its notch under non-compressing contact with two interior flangings of bar groove (6) notch all the time；Having the second bearing pin (25) between that one end cell wall of bar groove (6) on adjacent door (2) and door leaf (1) non-articulated limit, this second bearing pin (25), near the notch of bar groove (6), the second bearing pin (25) has plate (24)；The two ends of described plate (24) are upturned, and the one side in the middle of it is hinged on described second bearing pin (25) and above and can rotate around the second bearing pin (25)；Bar groove (6) one end of neighbouring plate (24) is connected with vertical slot (13), the longitudinal direction of described vertical slot (13) is longitudinally perpendicular with bar groove (6), and vertical slot (13) that cell wall adjacent with bar groove (6) has the big opening equal with bar groove (6) cross-sectional sizes so that described bar groove (6) connects with vertical slot (13)；Little opening is had on vertical slot (13) the outside cell wall relative with plate (24), described little opening inner side has the 3rd bearing pin (11), axially paralleling with the second bearing pin (25) of described 3rd bearing pin (11), the first dead bolt (12) is had on 3rd bearing pin (11), the inner end of the first dead bolt (12) is hinged on the 3rd bearing pin (11), and the outer end of the first dead bolt (12) is stretched in the lockhole (16) on doorframe (2) non-articulated vertical edge under depression bar (8) is without external force pressure；Having inner raised edge (10), described inner raised edge (10) to be in outside the outer end of plate (24) on the downside of the inner end of described first dead bolt (12), described plate (24) inner end offsets with the bottom land of depression bar (8)；The second torsion spring (17), the second torsion spring (17) two ends is had to bear against on the cell wall of vertical slot (13) outside in the inner raised edge (10) of edge and the first dead bolt (12) on described 3rd bearing pin (11).
The weather tight gas-tight door with escaping function the most according to claim 1, it is characterised in that the little opening both sides in described vertical slot (13) inside outer wall face all have key seat, described 3rd bearing pin (11) two ends to be separately fixed on this two key seat.
The weather tight gas-tight door with escaping function the most according to claim 1, it is characterized in that limited location plate (15) below in the middle of described plate (24), the inside of this limiting plate (15) is fixed on the middle lower surface of plate (24), the outside of limiting plate (15) tilts to vertical slot (13) bottom land, it is fixed with limit base (14) on vertical slot (13) bottom land relative with limiting plate (15) outside, under depression bar (8) non-oppression state, the outside of described limiting plate (15) is resisted against on limit base (14).
4. according to the weather tight gas-tight door with escaping function described in claim 1,2 or 3, it is characterised in that all have the 4th bearing pin (18) between two cell walls of described vertical slot (13) notch outside size openings, the 4th bearing pin (18) all has linkage body (21)；Described two linkages body (21) are U-shaped, and it uses lath bending to form, and all there is axis hole at its two ends, and its two ends are hinged on corresponding 4th bearing pin (18) by this axis hole and above and can rotate to an angle around the 4th bearing pin (18)；Jack (20) is all arranged at the bottom of two linkages body (21), all there is stretching pin (19) inner raised edge (10) both sides of the first dead bolt (12) inner end, this two stretching pin (19) axially the most all with the parallel longitudinal of described vertical slot (13) and stretch into the jack (20) of linkage body (21) bottom respectively in activity interior, jack therein (20) bore is more than the diameter of described stretching pin (19)；Described linkage body (21) one end has towards the internal projection (23) at the bottom of vertical slot, there are the second dead bolt (26) and the 3rd dead bolt with two internal projection (23) corresponding door leaf (1) bottom and upper segment respectively, between the internal projection (23) of the second dead bolt (26) and the inner end of the 3rd dead bolt and body (21) of linking accordingly, are all hinged with connecting rod (22)；All having lockhole (16) with inside the second dead bolt (26) and the 3rd dead bolt corresponding doorframe (2) upper side frame and lower frame, under described depression bar (8) non-oppression state, described second dead bolt (26) and the 3rd dead bolt all stretch in corresponding lockhole (16).
The weather tight gas-tight door with escaping function the most according to claim 4, it is characterized in that the medial surface bottom and upper segment of door leaf (1) all has vertical chute (27), this two chute is on same vertical line and corresponding with the lockhole (16) that doorframe (2) is gone up on following respectively.
The weather tight gas-tight door with escaping function the most according to claim 5, it is characterized in that having the 5th bearing pin (28) and the 6th bearing pin (29) between notch two wall of described vertical chute (27) outer end, the outside of second, third dead bolt inner end is respectively hinged at corresponding 5th bearing pin (28) and above and can rotate around the 5th bearing pin (28), the 3rd torsion spring (30), the two ends of the 3rd torsion spring (30) is had to bear against in dead bolt inner end and the 6th bearing pin (29) side of neighbouring vertical chute (27) on 5th bearing pin (28)；The inside of second, third dead bolt inner end is hinged with the outer end of respective link (22) by a shaft seat (31) and connection seat (32) respectively.
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| CN201410398056.7A CN104153644B (en) | 2014-08-14 | 2014-08-14 | There is the weather tight gas-tight door of escaping function |
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| CN201410398056.7A CN104153644B (en) | 2014-08-14 | 2014-08-14 | There is the weather tight gas-tight door of escaping function |
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| CN104153644B true CN104153644B (en) | 2016-08-24 |
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| CN104695774B (en) * | 2015-01-16 | 2017-01-25 | 余姚市达尔曼五金有限公司 | Press type escape lock |
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| CN201011241Y (en) * | 2007-03-22 | 2008-01-23 | 杭州新纪元消防科技有限公司 | Easily opened fireproof warning evacuation door lock |
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| CN104153644A (en) | 2014-11-19 |
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Address after: Northeast Town Xishan District Wuxi city Jiangsu province 214191 Zi Wang Cun Patentee after: Wuxi defence equipment Limited by Share Ltd Address before: Northeast Town Xishan District Wuxi city Jiangsu province 214191 Zi Wang Cun Patentee before: Wuxi Hailian Marine Fittings Co., Ltd. |