CN110040097A - A kind of automobile self-rescue unit based on lever principle - Google Patents

A kind of automobile self-rescue unit based on lever principle Download PDF

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Publication number
CN110040097A
CN110040097A CN201910325499.6A CN201910325499A CN110040097A CN 110040097 A CN110040097 A CN 110040097A CN 201910325499 A CN201910325499 A CN 201910325499A CN 110040097 A CN110040097 A CN 110040097A
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CN
China
Prior art keywords
lever
box
plate
shell
rescue unit
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Granted
Application number
CN201910325499.6A
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Chinese (zh)
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CN110040097B (en
Inventor
韩二锋
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Zhejiang Agricultural Business College
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Zhejiang Agricultural Business College
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Priority to CN201910325499.6A priority Critical patent/CN110040097B/en
Publication of CN110040097A publication Critical patent/CN110040097A/en
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Classifications

    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B3/00Devices or single parts for facilitating escape from buildings or the like, e.g. protection shields, protection screens; Portable devices for preventing smoke penetrating into distinct parts of buildings
    • A62B3/005Rescue tools with forcing action
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads

Abstract

The present invention provides a kind of automobile self-rescue unit based on lever principle, it is related to automotive field, including being installed on the device box of car body inner wall and being mounted on the hydraulic pressure box of one side, described device box is located at the top of vehicle window, the first lever is provided on the inner wall of the hydraulic pressure box, the outer end of the first lever is provided with floating ball, and floating ball is lightweight floating ball, one end of first lever is connected with the second lever, and second lever is located at the inside of device box and is hinged with the first strut.The automobile self-rescue unit based on lever principle facilitates personnel that can in case of emergency save oneself by being provided with emergency switch device, push switch device, make push rod that bull stick be driven to pull mobile bar, keep mobile bar close to each other and pull the second steel cable, separates left baffle and right baffle, facilitate by the hammer core alignment glass on elastic plate and by glass crushing, car room is fled from, is successfully saved oneself, by the top that the device is set to vehicle window, child is difficult to touch, and the device can Reusability.

Description

A kind of automobile self-rescue unit based on lever principle
Technical field
The present invention relates to automobile self-rescue unit technical field, specially a kind of automobile self-rescue unit based on lever principle.
Background technique
In recent years, the event that vehicle falling into water caused occupant to drown is commonplace, in order to reduce this similar to thing Therefore generation: on the one hand need to reinforce the driving technology of driver, on the other hand need that escaping tool is arranged in the car.General vehicle After overboard two or three minutes, water will be poured in vehicle, and the escaping tool in vehicle is mainly used for smashing vehicle based on safety hammer at present Window, but vehicle indoor oxygen is thin at this time, and occupant can consume a large amount of physical strength in flurried, and occupant escapes the success rate saved oneself It is very low.
According to a kind of self-rescue device of drowning car that China Patent No. is CN201410509113.4 and equipped with the dress of saving oneself The automobile set, which, which proposes, is opened the ball valve switch of high pressure tank outlet end by control drag-line, high pressure gas Body abrupt release pushes hammer quickly to be moved from the outlet end of seal pipe to the Way in of ball-collecter, in the process hammer It is constantly hit with the upper ratchet slot circumferentially of the ratchet cover plate, drives the ratchet cover plate and the driving gear rotation of integral structure;Chain Downward pressure is imposed to the sphere curved surface of the master arm outboard end of pull-fork assembly when ball goes out the outlet end of seal pipe, makes shift fork The U-typed shift fork of slave arm one end of component moves upwards, to push the engaging sleeve of suit on the driven wheel to driving wheel side To movement, after engaging sleeve is engaged with the driving gear of driving wheel, driving wheel be fixed in glass-frame riser drive shaft from Driving wheel connection drives glass-frame riser drive shaft and rope sheave mechanism kinematic by driven wheel, realizes glass for vehicle window landing, is in car room Occupant, which escapes, provides channel.
The device pulls realization to save oneself by drag-line, but drag-line is exposed to outside, is inevitably touched by interior child, and the dress Set internal gas be it is disposable, made mistakes is needed to reinstall after triggering, and increases use cost, and reduce safety.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of automobile self-rescue unit based on lever principle, solves Drag-line is exposed to outer, is inevitably touched by interior child, and the gas inside the device be it is disposable, being made mistakes is needed again after triggering Installation, increases use cost, and reduce safety issue.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of automobile based on lever principle Self-help apparatus, including being installed on the device box of car body inner wall and being mounted on the hydraulic pressure box of one side, described device box is located at vehicle window Top, the first lever is provided on the inner wall of the hydraulic pressure box, the outer end of the first lever is provided with floating ball, and floating ball is floating for lightweight Ball, one end of first lever are connected with the second lever, and second lever is located at the inside of device box and is hinged with first Strut, the bottom of first strut are connected with plate shell, and the bottom of the plate shell is equipped with elastic plate, the elastic plate it is close The side of vehicle window is equipped with hammer core, and described device box is internally provided with level-one switching device.
Preferably, the exit on the left of the hydraulic pressure box offers annular inlet opening, the exit on the left of the hydraulic pressure box It is connected with counterseal plate by spring, the size of spoiler, which is greater than, makes water that can only unidirectionally enter the outlet on the left of hydraulic pressure box, plays water Flow one-way flow effect.
Preferably, the bottom of the plate shell is equipped with groove seat, and the elastic container is located at the inside of groove seat, the groove seat it is interior Portion is connected with power spring, and one end of the power spring is connect with elastic plate, by the way that power spring is arranged, increases elastic plate Elastic force.
Preferably, the inner wall of described device box offers cavity, and the bottom of the cavity is respectively arranged with right baffle-plate and the right side Baffle, the mutually separate one end of the left baffle and right baffle offer portalling for same size, the right shell body and right baffle-plate Inner wall is slidably matched, and is connected between the left end of the right shell body and the right end of right baffle-plate by spring, is connected by using spring, Reset right shell body and right baffle-plate can.
Preferably, the level-one switching device include the mobile bar for being equipped with the first fixed wheel, the first steel cable, the second steel cable and The both ends of the second fixed wheel being installed on the second lever, first steel cable are connect with the first fixed wheel and the second fixed wheel respectively, institute One end of one end and mobile bar for stating the second steel cable connects, and the two sides of the cavity are mounted on directive wheel, second steel cable The other end pass through directive wheel and one end mutually separate with left baffle and right baffle is connect.
Preferably, the side of described device box is equipped with emergency switch device, and the emergency switch device includes derailing switch, The side of the derailing switch is connected with the second strut, and one end of second strut extends to the inside of device box, and described second Push rod is installed, one end of the push rod extends to the inside of cavity and hingedly there are two bull stick, and the bull stick is separate on strut One end of push rod and mobile bar are hinged, and one end of second strut is hinged with third lever, the third lever and device box Interior fixed link is hinged, and one end and the sliding slot on plate shell of the third lever are slidably matched.
Preferably, described device box is installed in the groove on car body inner wall, and the side of the hydraulic pressure box passes through groove simultaneously It is connected to the outer wall of car body.
Preferably, the side of described device box is equipped with placement rack, and the derailing switch is located at the inside of placement rack, described to open It closes device side and is hinged with support rod, the side of the derailing switch is connected by the inner wall of support rod and placement rack.
(3) beneficial effect
The present invention provides a kind of automobile self-rescue units based on lever principle.Have it is following the utility model has the advantages that
1, be somebody's turn to do the automobile self-rescue unit based on lever principle facilitates personnel urgent by being provided with emergency switch device In the case of can save oneself, push switch device, make push rod drive bull stick pull mobile bar, keep mobile bar close to each other and pull second Steel cable separates left baffle and right baffle, facilitates by the hammer core alignment glass on elastic plate and by glass crushing, flees from car room, It successfully saves oneself, by the way that the device to be set to the top of vehicle window, child is difficult to touch, and the device can Reusability.
2, being somebody's turn to do the automobile self-rescue unit based on lever principle makes floating ball under the action of water when water water enters ager Float, drive the first lever and the second lever rotation, decline one end of the second lever and the decline of pushing plate shell, while passing through the Under the pulling of one steel cable and the second steel cable, separate left baffle and right baffle, elastic plate is pierced by from portalling, and moves elasticity with hand Plate, elastic plate make the hammer core on elastic plate be directed at glass and hit glass under the active force of pulling and the cooperation of power spring It is broken, play the role of escaping under water and save oneself.
3, should automobile self-rescue unit based on lever principle, by being provided with counterseal plate, and the size of spoiler is greater than and makes Water can only unidirectionally enter the outlet on the left of hydraulic pressure box, play the role of water flow one-way flow, so that hydraulic pressure box is filled water and make floating ball It is constantly in floating, is extended outside device convenient for elastic plate.
4, it is somebody's turn to do the automobile self-rescue unit based on lever principle, by the way that power spring is arranged, increases the elastic force of elastic plate.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is apparatus of the present invention box and hydraulic pressure box structure front view;
Fig. 3 is apparatus of the present invention box and hydraulic pressure box structure schematic diagram;
Fig. 4 is structure of the invention top view;
Fig. 5 is cavity structure schematic diagram of the present invention;
Fig. 6 is enlarged drawing at A in apparatus of the present invention box Fig. 3;
Fig. 7 is left baffle and right baffle structural schematic diagram of the present invention;
Fig. 8 is left baffle and right baffle Structure explosion diagram of the present invention;
Fig. 9 is the first lever and the second lever construction schematic diagram of the invention.
In figure: 1 device box, 2 hydraulic pressure boxes, 3 first levers, 4 floating balls, 5 second levers, 6 first struts, 7 plate shells, 8 elasticity Plate, 9 hammer cores, 10 level-one switching devices, 101 first fixed wheels, 102 mobile bars, 103 first steel cables, 104 second steel cables, 105 second Fixed wheel, 106 directive wheels, 11 annular inlet openings, 12 counterseal plates, 13 groove seats, 14 power springs, 15 cavitys, 16 right baffle-plates, 17 right gears Plate, 18 portal, 19 emergency switch devices, 190 derailing switches, 191 second struts, 192 push rods, 193 bull sticks, 194 third levers, 20 grooves, 21 placement racks, 22 support rods.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description.
The embodiment of the present invention provides a kind of automobile self-rescue unit based on lever principle, as shown in figs 1-9, including is installed on The hydraulic pressure box 2 of the device box 1 of car body inner wall and setting on one side thereof, device box 1 are located at the top of vehicle window, hydraulic pressure box 2 it is interior It is provided with the first lever 3 on wall, the outer end of the first lever 3 is provided with floating ball 4, and floating ball 4 is lightweight floating ball, and the one of the first lever 3 End is connected with the second lever 5, and the first lever 3 one end close to each other with the second lever 5 offers the teeth engaged, the second thick stick Bar 5 is located at the inside of device box 1 and is hinged with the first strut 6, and the bottom of the first strut 6 is connected with plate shell 7.
Device box 1 is internally provided with level-one switching device 10, and level-one switching device 10 includes being equipped with the first fixed wheel 101 Mobile bar 102, the first steel cable 103, the second steel cable 104 and the second fixed wheel 105 being installed on the second lever 5, the first steel cable 103 both ends are connect with the first fixed wheel 101 and the second fixed wheel 105 respectively, one end of the second steel cable 104 and the one of mobile bar 102 End connection, the two sides of cavity 15 are mounted on directive wheel 106, the other end of the second steel cable 104 pass through directive wheel 106 and with left gear The one end mutually separate with right shell body 17 of plate 16 connects.
The bottom of plate shell 7 is equipped with elastic plate 8, and the side of the close vehicle window of elastic plate 8 is equipped with hammer core 9, the bottom of plate shell 7 Portion is equipped with groove seat 13, and elastic container is located at the inside of groove seat 13, and groove seat 13 is internally connected with power spring 14, power spring 14 One end connect with elastic plate 8, by be arranged power spring 14, increase the elastic force of elastic plate 8, rise in emergency situations To the effect of stress.
When water enters ager 2, float floating ball 4 under the action of water, drives the first lever 3 and 5 turns of the second lever It is dynamic, make the drawing that one end of the second lever 5 declines and pushing plate shell 7 declines, while passing through the first steel cable 103 and the second steel cable 104 Under dynamic, separate right baffle-plate 16 and right shell body 17, elastic plate 8 18 is pierced by from portalling, and moves elastic plate 8 with hand, elastic plate 8 is being drawn Under the cooperation of dynamic active force and power spring 14, so that hammer core 9 on elastic plate 8 is directed at glass and by glass crushing, plays It escapes under water the effect saved oneself.
The inner wall of device box 1 offers cavity 15, and the bottom of cavity 15 is respectively arranged with right baffle-plate 16 and right shell body 17, left What the one end mutually separate with right shell body 17 of baffle 16 offered same size portals 18, and the inner wall of right shell body 17 and right baffle-plate 16 is sliding Dynamic cooperation, is connected by spring between the left end of the right shell body 17 and the right end of right baffle-plate 16, is connected by spring, make the right side Baffle 17 and right baffle-plate 16 can reset.
The exit in 2 left side of hydraulic pressure box offers annular inlet opening 11, and the exit in 2 left side of hydraulic pressure box is connected by spring There is counterseal plate 12, by being provided with counterseal plate 12, and the size of spoiler 12 is greater than and makes water that can only unidirectionally enter 2 left side of hydraulic pressure box Outlet, play the role of water flow one-way flow, so that hydraulic pressure box 2 is filled water and floating ball 4 is made to be constantly in floating, convenient for elasticity Plate 8 extends outside device.
The side of device box 1 is equipped with emergency switch device 19, and emergency switch device 19 includes derailing switch 190, derailing switch 190 side is connected with the second strut 191, and one end of the second strut 191 extends to the inside of device box 1, on the second strut 191 Push rod 192 is installed, one end of push rod 192 extends to the inside of cavity 15 and hingedly there are two bull stick 193, and bull stick 193 is separate One end of push rod 192 and mobile bar 102 are hinged, and one end of the second strut 191 is hinged with third lever 194, third lever 194 Hinged with the fixed link in device box 1,194 one end of third lever is slidably matched with the sliding slot on plate shell 7.
By being provided with emergency switch device 19, facilitate personnel that can in case of emergency save oneself, push switch device 190, Make push rod 192 that bull stick 193 be driven to pull mobile bar 102, keep mobile bar 102 close to each other and pull the second steel cable 104, makes left gear Plate 16 and right shell body 17 separate, and facilitate by the alignment glass of hammer core 9 on elastic plate 8 and by glass crushing, flee from car room, success is certainly It rescues.
Device box 1 is installed in the groove 20 on car body inner wall, the side of hydraulic pressure box 2 pass through groove 20 and with car body Outer wall connection prevents from occupying interior space.
The side of device box 1 is equipped with placement rack 21, and derailing switch 190 is located at the inside of placement rack 21,190 side of derailing switch It is hinged with support rod 22, the side of derailing switch 190 is connect by support rod 22 with the inner wall of placement rack 21.
Working principle: when vehicle is overboard, the full vehicle of water immersion makes car door be difficult to open, and after water enters hydraulic pressure box 4 at this time, drives The rotation of first lever 3, rotates the second lever 5, so that one end of the second lever 5 is declined simultaneously pushing plate shell 7 and declines, while the second thick stick The decline of bar 5 has driven the pulling of the first steel cable 103 and the second steel cable 104, separates right baffle-plate 16 and right shell body 17, elastic plate 8 18 are pierced by from portalling, and move elastic plate 8 with hand, elastic plate 8 makes bullet under the active force of pulling and the cooperation of power spring 14 Property plate 8 on hammer core 9 be directed at glass and by glass crushing, flee from car room, successfully save oneself.
In conclusion it is somebody's turn to do the automobile self-rescue unit based on lever principle, it is convenient by being provided with emergency switch device 19 It can in case of emergency save oneself, push switch device 190 makes push rod 192 that bull stick 193 be driven to pull mobile bar 102, makes to move Bar 102 is close to each other and pulls the second steel cable 104, separates right baffle-plate 16 and right shell body 17, facilitates the hammer on elastic plate 8 Core 9 is directed at glass and by glass crushing, flees from car room, successfully saves oneself, by the way that the device to be set to the top of vehicle window, Hai Tongnan With touching, and the device can Reusability.
Also, be somebody's turn to do the automobile self-rescue unit based on lever principle makes floating ball 4 in the work of water when water enters ager 2 Float under, the first lever 3 and the second lever 5 is driven to rotate, so that one end of the second lever 5 is declined simultaneously pushing plate shell 7 and decline, together When pulling by the first steel cable 103 and the second steel cable 104 under, separate right baffle-plate 16 and right shell body 17, elastic plate 8 is from portalling 18 are pierced by, and move elastic plate 8 with hand, elastic plate 8 makes on elastic plate 8 under the active force of pulling and the cooperation of power spring 14 Hammer core 9 be directed at glass and by glass crushing, play the role of escaping under water and save oneself.
The automobile self-rescue unit based on lever principle, by being provided with counterseal plate 12, and the size of spoiler 12 is greater than Make water that can only unidirectionally enter the outlet in 2 left side of hydraulic pressure box, plays the role of water flow one-way flow, so that hydraulic pressure box 2 is filled water and make Floating ball 4 is constantly in floating, extends outside device convenient for elastic plate 8.
The automobile self-rescue unit based on lever principle increases the elastic force of elastic plate 8 by the way that power spring 14 is arranged.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (9)

1. a kind of automobile self-rescue unit based on lever principle, including being installed on the device box (1) of car body inner wall and being mounted on it The hydraulic pressure box (2) of side, described device box (1) are located at the top of vehicle window, it is characterised in that: on the inner wall of the hydraulic pressure box (2) It is provided with the first lever (3), the outer end of the first lever (3) is provided with floating ball (4), and floating ball (4) is lightweight floating ball, first thick stick One end of bar (3) is connected with the second lever (5), and second lever (5) is located at the inside of device box (1) and is hinged with first The bottom of bar (6), first strut (6) is connected with plate shell (7), and the bottom of the plate shell (7) is equipped with elastic plate (8), institute The side for stating the close vehicle window of elastic plate (8) is equipped with hammer core (9), and described device box (1) is internally provided with level-one switch dress Set (10).
2. a kind of automobile self-rescue unit based on lever principle according to claim 1, it is characterised in that: the hydraulic pressure box (2) exit on the left of offers annular inlet opening (11), and the exit on the left of the hydraulic pressure box (2) is connected with resistance by spring Inverse plate (12).
3. a kind of automobile self-rescue unit based on lever principle according to claim 1, it is characterised in that: the plate shell (7) bottom is equipped with groove seat (13), and the elastic container is located at the inside of groove seat (13), and groove seat (13) are internally connected with One end of power spring (14), the power spring (14) is connect with elastic plate (8).
4. a kind of automobile self-rescue unit based on lever principle according to claim 1, it is characterised in that: first thick stick Bar (3) one end close to each other with the second lever (5) offers the teeth engaged.
5. a kind of automobile self-rescue unit based on lever principle according to claim 1, it is characterised in that: described device box (1) inner wall offers cavity (15), and the bottom of the cavity (15) is respectively arranged with right baffle-plate (16) and right shell body (17), institute State portal (18) that right baffle-plate (16) one end mutually separate with right shell body (17) offers same size, the right shell body (17) with The inner wall of right baffle-plate (16) is slidably matched, and is connected between the left end of the right shell body (17) and the right end of right baffle-plate (16) by spring It connects.
6. a kind of automobile self-rescue unit based on lever principle according to claim 1, it is characterised in that: the level-one is opened Close device (10) include be equipped with the mobile bars (102) of the first fixed wheel (101), the first steel cable (103), the second steel cable (104) and The second fixed wheel (105) being installed on the second lever (5), the both ends of first steel cable (103) respectively with the first fixed wheel (101) It is connected with the second fixed wheel (105), one end of second steel cable (104) is connect with one end of mobile bar (102), the cavity (15) two sides are mounted on directive wheel (106), the other end of second steel cable (104) pass through directive wheel (106) and with a left side Baffle (16) one end mutually separate with right shell body (17) connects.
7. a kind of automobile self-rescue unit based on lever principle according to claim 1, it is characterised in that: described device box (1) side is equipped with emergency switch device (19), and the emergency switch device (19) includes derailing switch (190), the switch The side of device (190) is connected with the second strut (191), and one end of second strut (191) extends to the interior of device box (1) Portion is equipped with push rod (192) on second strut (191), and one end of the push rod (192) extends to the inside of cavity (15) And it is hinged there are two bull stick (193), the bull stick (193) one end and mobile bar (102) far from push rod (192) are hingedly, described One end of second strut (191) is hinged with third lever (194), the fixed link in the third lever (194) and device box (1) Hingedly, one end of the third lever (194) is slidably matched with the sliding slot on plate shell (7).
8. a kind of automobile self-rescue unit based on lever principle according to claim 1, it is characterised in that: described device box (1) it is installed on the groove (20) on car body inner wall Nei, the side of the hydraulic pressure box (2) passes through groove (20) and the outer wall with car body Connection.
9. a kind of automobile self-rescue unit based on lever principle according to claim 1, it is characterised in that: described device box (1) side is equipped with placement rack (21), and the derailing switch (190) is located at the inside of placement rack (21), the derailing switch (190) Side be hinged with support rod (22), the side of the derailing switch (190) passes through the inner wall of support rod (22) and placement rack (21) Connection.
CN201910325499.6A 2019-04-22 2019-04-22 Automobile self-rescue device based on lever principle Active CN110040097B (en)

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CN201910325499.6A CN110040097B (en) 2019-04-22 2019-04-22 Automobile self-rescue device based on lever principle

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CN110040097B CN110040097B (en) 2020-07-28

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6308355B1 (en) * 2000-03-02 2001-10-30 Task Force Tips, Inc. Multipurpose emergency tool
CN201184444Y (en) * 2008-04-10 2009-01-21 汪朝辉 Self-closing type water tap
CN201753795U (en) * 2010-07-19 2011-03-02 危超钒 Liquid level balancing constant-flow device
CN102642511A (en) * 2012-04-06 2012-08-22 李康 Self-locking and lever principle-based vehicle electrical control/manual double-purpose safety hammer
CN202944307U (en) * 2012-12-13 2013-05-22 刘罗仁 Automatic window breaking device
CN104210454A (en) * 2014-09-29 2014-12-17 长城汽车股份有限公司 Automobile water falling self rescue device and automobile with automobile water falling self rescue device
CN105059234A (en) * 2015-07-15 2015-11-18 浙江吉利汽车研究院有限公司 Self-rescue device in case of drowning of car
CN207617670U (en) * 2017-12-12 2018-07-17 王林中 glass breaking mechanism and automobile

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6308355B1 (en) * 2000-03-02 2001-10-30 Task Force Tips, Inc. Multipurpose emergency tool
CN201184444Y (en) * 2008-04-10 2009-01-21 汪朝辉 Self-closing type water tap
CN201753795U (en) * 2010-07-19 2011-03-02 危超钒 Liquid level balancing constant-flow device
CN102642511A (en) * 2012-04-06 2012-08-22 李康 Self-locking and lever principle-based vehicle electrical control/manual double-purpose safety hammer
CN202944307U (en) * 2012-12-13 2013-05-22 刘罗仁 Automatic window breaking device
CN104210454A (en) * 2014-09-29 2014-12-17 长城汽车股份有限公司 Automobile water falling self rescue device and automobile with automobile water falling self rescue device
CN105059234A (en) * 2015-07-15 2015-11-18 浙江吉利汽车研究院有限公司 Self-rescue device in case of drowning of car
CN207617670U (en) * 2017-12-12 2018-07-17 王林中 glass breaking mechanism and automobile

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