CN109987047B - New energy automobile water logging prevention air bag device - Google Patents
New energy automobile water logging prevention air bag device Download PDFInfo
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- CN109987047B CN109987047B CN201910327466.5A CN201910327466A CN109987047B CN 109987047 B CN109987047 B CN 109987047B CN 201910327466 A CN201910327466 A CN 201910327466A CN 109987047 B CN109987047 B CN 109987047B
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- chassis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/0002—Type of accident
- B60R2021/0016—Fall in water
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses a flooding-proof safety airbag device for a new energy automobile, which comprises a chassis, wherein two sides of the chassis are connected with wheel hubs through cross beams, tires are mounted on the wheel hubs, a storage battery is arranged at the upper end of the chassis, an annular groove is formed in one side, close to the chassis, of the wheel hubs along the circumferential direction of the wheel hubs, a fixing ring is rotationally and hermetically connected in the annular groove, the annular groove is communicated with a gas storage cavity formed by the tires and the wheel hubs through a communicating cavity, the side wall of the fixing ring is fixedly connected to the cross beams through a first gas guide pipe, a first groove is formed in the lower end of the chassis along the circumferential edge of the lower end of the chassis, an expansion airbag is arranged in the first groove, the expansion airbag is communicated with the first gas guide pipe through a second gas guide pipe, a valve is mounted on the second gas guide pipe, and a device cavity is formed in the chassis. The invention can quickly inflate the inflatable air bag with very low cost and convenient installation, so that the automobile floats on the water surface, thereby preventing the automobile from being flooded by water and simultaneously improving the safety performance of the automobile.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a flooding-proof safety airbag device for a new energy automobile.
Background
In recent years, with further serious global warming and frequent extreme climate disasters, accidents that cars are submerged by flood on roads, in culverts and underground parking garages often occur in various large cities, and accidents that drivers of the cars are misoperation to fall into water often occur nearby, people on the cars often fail to escape in time due to the fact that the cars fall into the bottom of the culverts in the accidents to be in distress, and the situations cause huge losses to lives and properties of people.
The existing automobile waterproof flooding market is blank, no matter the automobile is a common car with the size of tens of thousands yuan or a luxury automobile with the size of millions, no automobile water-falling buoyancy device exists, especially new energy automobiles are mostly driven by electric power, and a battery compartment is soaked in water for a long time to have great potential safety hazards.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a water-flooding-proof safety airbag device for a new energy automobile.
In order to achieve the purpose, the invention adopts the following technical scheme:
a flooding-proof safety airbag device for a new energy automobile comprises a chassis, wherein wheel hubs are connected to two sides of the chassis through cross beams, tires are mounted on the wheel hubs, a storage battery is arranged at the upper end of the chassis, a ring groove is formed in one side, close to the chassis, of the wheel hubs along the circumferential direction of the wheel hubs, a fixing ring is connected in the ring groove in a rotating and sealing mode, the ring groove is communicated with a gas storage cavity formed by the tires and the wheel hubs through a communicating cavity, the side wall of the fixing ring is fixedly connected to the cross beams through a first gas guide pipe, a first groove is formed in the lower end of the chassis along the circumferential edge of the lower end of the chassis, an expansion airbag is arranged in the first groove and is communicated with the first gas guide pipe through a second gas guide pipe, a valve is mounted on the second gas guide pipe, a device cavity is formed in the chassis, a ratchet wheel is rotatably connected to the inner wall of the device cavity, and a circular groove is formed in the side wall of the ratchet wheel, the improved valve is characterized in that the circular groove and the ratchet wheel are coaxially arranged, a coil spring is installed in the circular groove, the middle end of the coil spring is fixedly connected to the inner wall of the device cavity, the outer end of the coil spring is fixedly connected to the inner wall of the circular groove, one end of the ratchet wheel, far away from the circular groove, is fixedly connected with a rotating shaft, one end of the rotating shaft, far away from the ratchet wheel, is fixedly connected to the valve rod of the valve, the top of the inner wall of the device cavity is rotatably connected with a pawl matched with the ratchet wheel, the inner top of the device cavity is fixedly connected with a telescopic air bag, the telescopic air bag is fixedly connected to the middle of the pawl, and a pushing device used for controlling the pawl to move is installed at the lower end of the chassis.
Preferably, the pushing device comprises an annular air bag and a buoyancy rod, a second groove is formed in the lower end of the chassis, a movable plate is connected in the second groove in a sliding mode, the annular air bag is fixedly connected to the upper end of the movable plate, the buoyancy rod is fixedly connected to the middle of the lower end of the movable plate, the upper end of the annular air bag is fixedly connected to the inner wall of the second groove, and the annular air bag is communicated with the telescopic air bag through a third air duct.
Preferably, the buoyancy rod is made of a rubber material and has a hollow structure.
Preferably, the urging means comprises an elastic membrane sealingly connected at the notch of the second groove.
The invention has the following beneficial effects:
1. the movable plate is pushed to move upwards by the buoyancy of water through the buoyancy rod, the movable plate moves upwards to extrude the annular air bag, so that the air pressure in the telescopic air bag is increased, the air pressure in the telescopic air bag is increased to extend the telescopic air bag, the ratchet wheel is not clamped any more by the pawl, the ratchet wheel rotates to drive the valve rod on the valve to rotate under the action of the coil spring, the valve is opened, high-pressure air in the tire instantly enters the expansion air bag through the communication cavity, the first air duct and the second air duct, so that the expansion air bag is instantly inflated with air, the automobile can float on the water surface, and the water in the automobile is prevented from entering the automobile;
2. when the automobile falls into water due to misoperation, the expansion air bag is also opened, so that the automobile is prevented from sinking into the water bottom, and the safety performance of the automobile is improved;
3. compared with the embodiment 1, the embodiment 2 solves the problem that the valve is opened due to the fact that the telescopic air bag is contracted when the buoyancy rod moves upwards due to vibration of the automobile in the running process.
Drawings
Fig. 1 is a schematic structural diagram of a flooding-proof airbag device for a new energy automobile, which is provided by the invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1
Fig. 4 is a schematic structural view of embodiment 2.
In the figure: 1 chassis, 2 buoyancy poles, 3 first grooves, 4 inflatable air bags, 5 annular air bags, 6 second grooves, 7 storage batteries, 8 second air guide pipes, 9 cross beams, 10 first air guide pipes, 11 fixed rings, 12 hubs, 13 communicating cavities, 14 tires, 15 movable plates, 16 third air guide pipes, 17 valves, 18 pawls, 19 ratchets, 20 coil springs, 21 device cavities, 22 elastic membranes, 23 rotating shafts and 24 telescopic air bags.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a flooding-proof safety airbag device for a new energy automobile comprises a chassis 1, wherein two sides of the chassis 1 are connected with wheel hubs 12 through cross beams 9, tires 14 are installed on the wheel hubs 12, a storage battery 7 is arranged at the upper end of the chassis 1, one side of the wheel hubs 12 close to the chassis 1 is provided with an annular groove along the circumferential direction thereof, the annular groove is connected with a fixing ring 11 in a rotating and sealing manner, the annular groove is communicated with a gas storage cavity formed by the tires 14 and the wheel hubs 12 through a communicating cavity 13, the side wall of the fixing ring 11 is fixedly connected on the cross beams 9 through a first gas guide pipe 10, the lower end of the chassis 1 is provided with a first groove 3 along the circumferential edge thereof, an expansion airbag 4 is arranged in the first groove 3, the expansion airbag 4 is communicated with the first gas guide pipe 10 through a second gas guide pipe 8, a valve 17 is installed on the second gas guide pipe 8, a device cavity 21 is arranged in the chassis 1, and the inner wall of the device cavity 21 is connected with a ratchet wheel 19 in a rotating manner, the circular slot has been seted up to ratchet 19's lateral wall, the circular slot sets up with ratchet 19 is coaxial, install coil spring 20 in the circular slot, tip fixed connection is on the inner wall of device chamber 21 in the middle of coil spring 20, outer tip fixed connection of coil spring 20 is on the inner wall of circular slot, the coaxial fixedly connected with pivot 23 of the one end of keeping away from the circular slot of ratchet 19, the coaxial fixed connection of the one end of ratchet 19 is kept away from in pivot 23 on valve rod of valve 17, the inner wall top of device chamber 21 rotates and is connected with pawl 18 with ratchet 19 matched with, the flexible gasbag 24 of interior top fixedly connected with of device chamber 21, the flexible fixed connection of flexible gasbag 24 is at the middle part of pawl 18, the thrust unit who is used for controlling the action of.
The pushing device comprises an annular air bag 5 and a buoyancy rod 2, the lower end of the chassis 1 is provided with a second groove 6, a movable plate 15 is connected in the second groove 6 in a sliding mode, the annular air bag 5 is fixedly connected to the upper end of the movable plate 15, the buoyancy rod 2 is fixedly connected to the middle of the lower end of the movable plate 15, the upper end of the annular air bag 5 is fixedly connected to the inner wall of the second groove 6, and the annular air bag 5 is communicated with a telescopic air bag 24 through a third air duct 16.
In this embodiment, when the automobile wades or is flooded, the buoyancy rod 2 moves upwards under the buoyancy of water, the buoyancy rod 2 moves upwards to push the movable plate 15 to move upwards, the movable plate 15 moves upwards to extrude the annular airbag 5, so that the air pressure in the telescopic airbag 24 is increased, the air pressure in the telescopic airbag 24 is increased to extend the telescopic airbag 24, so that the ratchet 19 is not clamped by the pawl 18, under the action of the coil spring 20, the ratchet 19 rotates to drive the valve rod on the valve 17 to rotate, so that the valve 17 is opened, high-pressure air in the tire 14 instantly enters the expansion airbag 4 through the communication cavity 13, the first air duct 10 and the second air duct 8, so that the expansion airbag 4 instantly fills with air, the automobile can float on the water surface, and water is prevented from entering the inside the automobile.
It should be emphasized that, when the automobile falls into water due to misoperation, the inflatable air bag 4 is also opened to prevent the automobile from sinking into the water bottom, thereby improving the safety performance of the automobile.
Example 2
Referring to fig. 4, unlike embodiment 1, the pushing device includes an elastic membrane 22, and the elastic membrane 22 is hermetically connected to the notch of the second groove 6, it should be noted that the inner diameter of the portion of the second groove 6 located at the upper end of the elastic membrane 22 is smaller than the inner diameter of the notch of the second groove 6.
In this embodiment, after the chassis 1 of the vehicle is flooded, the elastic membrane 22 at the notch of the second groove 6 expands upward under the action of water pressure, so that the gas in the groove 5 is extruded into the telescopic airbag 24 through the third gas duct 16, the telescopic airbag 24 extends to push the pawl 18 to rotate, and the pawl is disengaged from the ratchet 19, thereby achieving the same purpose as that of embodiment 1, but compared with embodiment 1, the danger that the valve 17 is opened due to the fact that the valve 17 is extended by the telescopic airbag 25 as the buoyancy rod 2 moves upwards as the vehicle vibrates during the driving process is solved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (2)
1. The utility model provides a new energy automobile water logging prevention air bag device, package chassis (1), the both sides of chassis (1) are connected with wheel hub (12) through crossbeam (9), install tire (14) on wheel hub (12), the upper end of chassis (1) is equipped with battery (7), its characterized in that, one side that wheel hub (12) are close to chassis (1) is equipped with the ring channel along its circumference, ring channel internal rotation sealing connection has solid fixed ring (11), the ring channel passes through intercommunication chamber (13) and the gas storage chamber intercommunication of tire (14) and wheel hub (12) constitution, the lateral wall of solid fixed ring (11) is through first air duct (10) fixed connection on crossbeam (9), the lower extreme of chassis (1) is equipped with first recess (3) along its circumference edge, be equipped with inflation gasbag (4) in first recess (3), inflation gasbag (4) are through second air duct (8) and first air duct (10) intercommunication, the valve (17) is installed on the second air duct (8), a device cavity (21) is arranged in the chassis (1), a ratchet wheel (19) is connected to the inner wall of the device cavity (21) in a rotating mode, a circular groove is formed in the side wall of the ratchet wheel (19), the circular groove and the ratchet wheel (19) are coaxially arranged, a coil spring (20) is installed in the circular groove, the middle end portion of the coil spring (20) is fixedly connected to the inner wall of the device cavity (21), the outer end portion of the coil spring (20) is fixedly connected to the inner wall of the circular groove, a rotating shaft (23) is fixedly connected to one end, far away from the circular groove, of the ratchet wheel (19) through a coaxial mode, one end, far away from the ratchet wheel (19), of the rotating shaft (23) is fixedly connected to a valve rod of the valve (17) through a coaxial mode, a pawl (18) matched with the ratchet wheel (19) is rotatably connected to the top of the inner wall of the device cavity (21), and a telescopic air bag (24) is fixedly connected to the inner top of the device cavity (21), the telescopic end of the telescopic air bag (24) is fixedly connected to the middle part of the pawl (18), and the lower end of the chassis (1) is provided with a pushing device for controlling the pawl (18) to act;
the pushing device comprises an annular air bag (5) and a buoyancy rod (2), a second groove (6) is formed in the lower end of the chassis (1), a movable plate (15) is connected in the second groove (6) in a sliding mode, the annular air bag (5) is fixedly connected to the upper end of the movable plate (15), the buoyancy rod (2) is fixedly connected to the middle of the lower end of the movable plate (15), the upper end of the annular air bag (5) is fixedly connected to the inner wall of the second groove (6), and the annular air bag (5) is communicated with a telescopic air bag (24) through a third air duct (16);
the buoyancy rod (2) is made of rubber materials and is of a hollow structure.
2. The flooding-resistant airbag device for the new energy automobile as claimed in claim 1, characterized in that the pushing device comprises an elastic membrane (22), and the elastic membrane (22) is connected at the notch of the second groove (6) in a sealing manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910327466.5A CN109987047B (en) | 2019-04-23 | 2019-04-23 | New energy automobile water logging prevention air bag device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910327466.5A CN109987047B (en) | 2019-04-23 | 2019-04-23 | New energy automobile water logging prevention air bag device |
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| Publication Number | Publication Date |
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| CN109987047A CN109987047A (en) | 2019-07-09 |
| CN109987047B true CN109987047B (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910327466.5A Active CN109987047B (en) | 2019-04-23 | 2019-04-23 | New energy automobile water logging prevention air bag device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112921932A (en) * | 2021-02-02 | 2021-06-08 | 许修华 | Floating algae fishing device for river ecological restoration |
| CN113335218A (en) * | 2021-07-23 | 2021-09-03 | 江苏国行重工科技有限公司 | Automobile bottom detection protection device for preventing flooding |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008007688A1 (en) * | 2008-02-06 | 2009-08-27 | GM Global Technology Operations, Inc., Detroit | Motor vehicle has pressure sensor for determining whether vehicle is submerged in water or not, and three airbags which are arranged in triangle, where airbags are inflated outwards |
| CN201834207U (en) * | 2010-09-19 | 2011-05-18 | 东莞宇龙通信科技有限公司 | Inflatable floating device and mobile terminal |
| CN103909783A (en) * | 2014-01-30 | 2014-07-09 | 蔡翔翔 | Automobile hub system with floating air bag |
| CN105888933A (en) * | 2014-12-02 | 2016-08-24 | 华北电力大学 | Array type wave energy electricity generating system |
| CN204736802U (en) * | 2015-05-15 | 2015-11-04 | 翟休一 | Car buoyancy gasbag |
| CN206243116U (en) * | 2016-11-29 | 2017-06-13 | 戴东昌 | Automobile flood protection device and automobile |
| CN108099861B (en) * | 2018-01-16 | 2019-03-22 | 随州市珠峰钢构工程有限公司 | A kind of automobile sinks water self-help apparatus and its application method |
| CN108453380A (en) * | 2018-02-26 | 2018-08-28 | 重庆鑫际激光科技有限公司 | Laser soldering device |
| CN108440119A (en) * | 2018-05-10 | 2018-08-24 | 贵州务川万年峰农业开发有限公司 | Improve the nutrient solution of Chinese torreya germination percentage |
| CN111634155A (en) * | 2020-06-08 | 2020-09-08 | 青岛周识智能交通科技有限公司 | Underwater emergency self-rescue hub |
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Effective date of registration: 20210811 Address after: 252800 No. 2, Huixin South Road, economic development zone, Gaotang County, Liaocheng City, Shandong Province (Development Zone Management Committee) Applicant after: GAOTANG Rongzhi Rongzhi Technology Service Co.,Ltd. Address before: 657000 No.1 Guoxue Road, Zhaoyang District, Zhaotong City, Yunnan Province Applicant before: Zhu Yuming |
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