CN116513100A - Double-shoulder constraint automobile seat - Google Patents

Double-shoulder constraint automobile seat Download PDF

Info

Publication number
CN116513100A
CN116513100A CN202310600621.2A CN202310600621A CN116513100A CN 116513100 A CN116513100 A CN 116513100A CN 202310600621 A CN202310600621 A CN 202310600621A CN 116513100 A CN116513100 A CN 116513100A
Authority
CN
China
Prior art keywords
main body
bending
air supply
cavity
car seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310600621.2A
Other languages
Chinese (zh)
Inventor
周青
葛宇龙
谭普元
高乐辰
戴睿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Weilan Automotive Materials Technology Co ltd
Suzhou Automotive Research Institute of Tsinghua University
Original Assignee
Suzhou Weilan Automotive Materials Technology Co ltd
Suzhou Automotive Research Institute of Tsinghua University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Weilan Automotive Materials Technology Co ltd, Suzhou Automotive Research Institute of Tsinghua University filed Critical Suzhou Weilan Automotive Materials Technology Co ltd
Priority to CN202310600621.2A priority Critical patent/CN116513100A/en
Publication of CN116513100A publication Critical patent/CN116513100A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/207—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle seats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/75—Arm-rests
    • B60N2/79—Adaptations for additional use of the arm-rests
    • 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
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • B60R21/0132—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value
    • 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
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R2021/01204—Actuation parameters of safety arrangents
    • B60R2021/01211—Expansion of air bags

Abstract

The invention belongs to the technical field of automobile integrated safety seats, and discloses a double-shoulder constraint automobile seat. The automobile seat cushion comprises an automobile seat cushion, armrests are arranged on two sides of the seat cushion, a bending main body is arranged on each armrest, the tail of each bending main body is connected with each armrest, an air bag is arranged on the lower side of each bending main body, a cavity is formed in each air bag, and the cavity is communicated with an air supply main body; when the air supply main body is inflated by the cavity, the air bag volume is increased, a bendable and inextensible structure is arranged in the bending main body, the head of the bending main body passes through the armpits of the passenger and bends to the upper side of the shoulders of the passenger, and an acceleration sensor is arranged in the automobile or the seat and is electrically connected with the air supply main body; when the angle of the backrest of the automobile seat is increased or the acceleration is larger than the set value of the acceleration sensor, the air supply main body is started; the problem of human trunk moves forward when the brake under the prior art, the backbone receives extrusion or crooked, causes personal injury is solved.

Description

Double-shoulder constraint automobile seat
Technical Field
The invention relates to the technical field of automobile integrated safety seats, in particular to a double-shoulder constraint automobile seat.
Background
Along with the development of automatic driving automobiles, passive safety equipment such as seats, safety belts and airbags are required to be adaptively adjusted to fit passengers, so that the movement of the trunk of a driver is effectively controlled in the collision process, and serious damage caused by collision between the driver and a hard part of the interior trim of the vehicle is avoided.
In the prior art, the shoulder strap is a three-point shoulder strap, in order to enable the shoulder strap to rotate or incline backwards along with the backrest, the upper anchor point of the shoulder strap is changed from being fixed on the B column of the vehicle to be fixed on the upper side of the backrest, a passenger can manually adjust the length of the shoulder strap, then a lock tongue on the shoulder strap is buckled into a hasp connected with the seat base, at the moment, the shoulder strap is acted by the upper anchor point and the acting force of the hasp, and concentrated constraint force is applied to the shoulder and the abdomen of the driver, so that the trunk of the passenger is prevented from inclining forwards seriously in the collision process, but the backrest is put flat in the lying position by the passenger, the collision occurs or an AEB system is started, the safety strap cannot provide enough constraint, and the spinal column of the passenger can be compressed or bent, so that personal injury is caused.
Disclosure of Invention
The invention aims to provide a double-shoulder constraint automobile seat, which solves the problem that in the prior art, a human body slides downwards and the spine is extruded or bent to cause personal injury.
To achieve the purpose, the invention adopts the following technical scheme: the invention provides a double-shoulder constraint automobile seat, which comprises an automobile seat cushion, wherein armrests are arranged on two sides of the seat cushion, a bending main body is arranged on each armrest, the tail part of each bending main body is connected with each armrest, an air bag is arranged on the lower side of each bending main body, a cavity is formed in each air bag, and the cavity is communicated with an air supply main body;
when the air supply main body inflates the cavity, the air bag volume is increased, the bending main body can bend and does not extend, the head of the bending main body passes through the armpits of the passenger and bends to the upper side of the shoulders of the passenger, an acceleration sensor is arranged in the automobile or the seat, and the acceleration sensor is electrically connected with the air supply main body; and when the angle of the backrest of the automobile is increased or the acceleration is larger than the set value of the acceleration sensor, the air supply main body is started.
Preferably, the bending main body is provided with a communication cavity, the communication cavity is communicated with the air supply main body through a conduit, and the communication cavity is communicated with the cavity.
Preferably, an initiator, sodium azide and NaN3 are arranged in the communication cavity, the initiator can mix the sodium azide and NaN3 and generate gas, the gas enters the cavity along the communication cavity, and the initiator is electrically connected with the acceleration sensor.
Preferably, a switch is arranged on the seat, the switch is electrically connected with the air supply main body, the switch can open or close the air supply main body, and the longer the switch is opened, the larger the bending angle of the bending main body is.
Preferably, the double-shoulder restraint car seat further comprises a backrest, wherein the backrest is turned back through a rotating motor, and the rotating motor and the air supply main body are synchronously started.
Preferably, the air bags are arranged at the bottom of the bending main body at equal intervals along the length direction of the handrail, and the cavities are mutually communicated.
Preferably, the bending body comprises a laminate, the laminate can be bent into a C-shape or the bending body is made of a soft component driven by dielectric elastomer material.
Preferably, the laminate is a carbon fiber board.
Preferably, the upper and lower sides of the laminate are coated with silica gel.
Preferably, a laser radar or millimeter wave camera is arranged in the automobile, and the laser radar or millimeter wave camera is electrically connected with the air supply main body.
The beneficial effects are that: when the automobile encounters danger or has dangerous, acceleration suddenly changes, when the acceleration sensor detects fluctuation, the air supply main body is started, the air bag is inflated to expand, meanwhile, the bending main body is limited by materials and is unchanged in volume, the front end of the bending main body moves upwards to bend under the extrusion of the air bag, passes through the armpits of the passenger, winds above the shoulders of the passenger, supports the position of the passenger under the armpits, and reduces the damage to the spinal column due to excessive compression or bending.
Drawings
FIG. 1 is an expanded view of a bending body of the present invention;
FIG. 2 is a cross-sectional view of a bending body of the present invention;
fig. 3 is a three-dimensional view of a bending body of the present invention.
In the figure: 1-bending a main body; 11-head; 12-tail; 13-laminate; 2-an air bag; 21-a cavity; 3-a seat; 31-a backrest; 32-armrests; 33-a cushion; 4-a gas supply main body.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
When a passenger runs on the vehicle, the backrest can be moved to the rear side for comfort and is in a lying state, but the passenger in the backward tilting state moves forwards under the action of sudden braking or violent impact, and the trunk is restrained by the safety belt, so that the spine is easy to be excessively compressed or bent, and serious personal injury is caused.
Example 1
In order to solve the above problems, as shown in fig. 1 to 3, the present invention provides a double shoulder restraint car seat, which comprises a car seat cushion 33, armrests 32 are provided at both sides of the seat cushion 33, a bending main body 1 is provided on the armrests 32, the tail 12 of the bending main body 1 is connected with the armrests 32, an air bag 2 is installed at the lower side of the bending main body 1, a cavity 21 is formed in the air bag 2, and the cavity 21 is communicated with an air supply main body 4;
when the air supply main body 4 is inflated by the cavity 21, the volume of the air bag 2 is increased, the volume of the bending main body 1 is kept constant, the head 11 of the bending main body 1 passes through the armpits of the passenger and bends to the upper side of the shoulder of the passenger, and an acceleration sensor is arranged in the automobile or the seat 3 and is electrically connected with the air supply main body 4; when the acceleration of the automobile is larger than the set value of the acceleration sensor, the air supply main body 4 is opened.
When an automobile encounters an emergency, the automobile seat 3 or a sensor carried by the automobile detects that the acceleration changes severely, the air supply main body 4 is started, or a laser radar or a millimeter wave camera in the automobile detects that danger is about to occur to form an AEB signal, and the air supply main body 4 is started through the AEB signal; the inflatable airbag is characterized in that the cavity 21 in the airbag 2 is inflated to gradually enlarge the volume of the airbag 2, the bending main body 1 is extruded after the airbag 2 is enlarged because the volume of the bending main body 1 is not changed, the two ends of the bending main body 1 are bent towards the side far away from the airbag 2, the tail end of the airbag 2 is fixed on the armrest 32 of an automobile, so that the front end of the airbag 2 can only tilt upwards, in addition, the automobile armrest 32 is arranged under the armpits of an occupant, the front end of the bending main body 1 bends towards the upper sides of two shoulders through the armpits, the middle section of the bending main body 1 is abutted against the armpits of the occupant, the occupant is prevented from sliding downwards, the support is provided for the vertebral column, and the injury of the occupant is reduced.
The tail 12 area of the bending main body 1 is provided with a communication cavity, the communication cavity is communicated with the air supply main body 4 through a guide pipe, the communication cavity is communicated with the cavity 21, when an automobile is impacted or is about to be dangerous, the acceleration sensor detects the danger, the acceleration sensor sends an opening signal to the air supply main body 4, and air generated by the air supply main body 4 flows into the cavity 21 of each air bag 2 along the communication cavity, so that the air bags 2 are expanded, and the bending main body 1 is bent to be in contact with armpits of passengers.
The air bags 2 are arranged at the bottom of the bending main body 1 at equal intervals along the length direction of the armrests 32, and the cavities 21 are mutually communicated. The more the number of the air bags 2 is, the larger the angle of the bent main body 1 is, so that the head 11 of the bent main body 1 can be abutted against the backrest 31 of the seat 3, the bent main body 1 is C-shaped and forms a limiting ring with the backrest 31 of the seat 3, the arms of the passengers penetrate through the limiting ring, the passengers are limited to move when the automobile brakes suddenly or is impacted, the passengers are prevented from colliding with the seat 3, and the injury degree of the passengers is reduced.
The material of the laminate 13 of the bending main body 1 is carbon fiber plate, the carbon fiber plate is not expanded, and when the air bag 2 at the lower side is expanded, the bending main body can bend, and the material of the laminate 13 can be a bendable but not ductile material with the same physical properties such as a thin metal plate, a glass fiber plate and the like, and is not limited to the carbon fiber plate. The bending body 1 may be made of a dielectric elastomer material.
The upper and lower sides of the laminate 13 are coated with silica gel, so that the armpits and shoulders of the passengers are buffered, the passengers are prevented from striking the bending main body 1, and the probability of secondary injury is reduced.
Real-time example two
The invention is provided with an initiator, sodium azide and NaN3 in a communicating cavity at the tail part 12 of the bending main body 1, the initiator can mix the sodium azide and NaN3 and generate gas, the gas enters a cavity 21 along the communicating cavity, and the initiator is electrically connected with an acceleration sensor.
When the automobile is impacted or is about to be dangerous and emergency braking is adopted, an AEB signal which is about to be formed can be detected through an acceleration sensor or a laser radar or millimeter wave camera in the automobile, an initiator is started, gas can be timely initiated through chemical reaction through the initiator, the gas can directly enter the cavity 21 along the communication cavity, and the gas can be directly inflated before the gas supply main body 4 in emergency, so that the bending main body 1 is bent, passengers are protected, and secondary injuries are avoided. It should be noted in particular that sodium azide and NaN3 can also be realized by other chemical materials having the same properties. Alternatively, a soft member driven by a dielectric elastomer material may be used as the material of the bending main body 1.
Example III
The seat 3 is provided with a switch which is electrically connected with the air supply main body 4, the switch can open or close the air supply main body 4, and the bending angle of the bending main body 1 is larger as the opening time of the switch is longer.
The bending angle of the bending main body 1 can be manually controlled by controlling the opening time of the switch, so that passengers can select more modes, and the flexibility is higher.
Example IV
As shown in fig. 1, the double-shoulder restraint automobile seat 3 of the invention further comprises a backrest 31, the backrest 31 is turned back by a rotating motor, the rotating motor and the air supply main body 4 are synchronously started, the bending main body 1 is folded by rotating the backrest 31, the flatter the backrest 31 is placed, the larger the rotating angle of the bending main body 1 is, so that support can be provided for the armpits of passengers, and the injuries to the passengers are reduced.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims (10)

1. The utility model provides a both shoulders constraint car seat, includes car cushion, the cushion both sides are provided with handrail (32), its characterized in that, be provided with on handrail (32) and buckle main part (1), the afterbody (12) of buckling main part (1) with handrail (32) are connected, gasbag (2) are installed to buckling main part (1) downside, be formed with cavity (21) in gasbag (2), cavity (21) and air feed main part (4) intercommunication;
when the air supply main body (4) inflates the cavity (21), the volume of the air bag (2) is increased, the bending main body (1) can bend and does not stretch, the head (11) of the bending main body (1) passes through the armpits of the passengers and bends to the upper sides of the shoulders of the passengers, and an acceleration sensor is arranged in the automobile or the seat (3) and is electrically connected with the air supply main body (4); when the angle of the backrest (31) of the automobile increases or the acceleration is larger than the set value of the acceleration sensor, the air supply main body (4) is opened.
2. The double shoulder restraint car seat according to claim 1, characterized in that the bending body (1) is provided with a communication cavity which communicates with the air supply body (4) through a conduit, which communicates with the cavity (21).
3. The double shoulder restraint car seat according to claim 2, wherein an initiator, sodium azide and NaN3 are provided in the communication cavity, the initiator being capable of mixing sodium azide and NaN3 and generating a gas which enters the cavity (21) along the communication cavity, the initiator being electrically connected to the acceleration sensor.
4. The double shoulder restraint car seat according to claim 1, characterized in that a switch is provided on the seat (3), said switch being electrically connected to the air supply body (4), said switch being capable of opening or closing the air supply body (4), the longer the switch opening time, the greater the bending angle of the bending body (1).
5. The double shoulder restraint car seat according to claim 4, characterized in that the double shoulder restraint car seat (3) further comprises a backrest (31), the backrest (31) is turned back by a rotating electric machine which is opened in synchronization with the air supply main body (4).
6. The double shoulder restraint car seat according to claim 1, wherein the air bags (2) are mounted at equal intervals along the length direction of the armrests (32) at the bottom of the bending main body (1), and the cavities (21) are mutually communicated.
7. The double shoulder restraint car seat according to claim 1, characterized in that the bending body (1) comprises a laminate (13), the laminate (13) being bendable into a C-shape or the bending body material being a soft member driven by a dielectric elastomer material.
8. The double shoulder restraint car seat according to claim 7, characterized in that the laminate (13) is a carbon fibre board.
9. The double shoulder restraint car seat according to claim 7, wherein the upper and lower sides of the laminate (13) are coated with silica gel.
10. The double shoulder restraint car seat according to claim 7, characterized in that a laser radar or millimeter wave camera is arranged in the car, which is electrically connected with the air supply body (4).
CN202310600621.2A 2023-05-25 2023-05-25 Double-shoulder constraint automobile seat Pending CN116513100A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310600621.2A CN116513100A (en) 2023-05-25 2023-05-25 Double-shoulder constraint automobile seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310600621.2A CN116513100A (en) 2023-05-25 2023-05-25 Double-shoulder constraint automobile seat

Publications (1)

Publication Number Publication Date
CN116513100A true CN116513100A (en) 2023-08-01

Family

ID=87401129

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310600621.2A Pending CN116513100A (en) 2023-05-25 2023-05-25 Double-shoulder constraint automobile seat

Country Status (1)

Country Link
CN (1) CN116513100A (en)

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