CN114643916B - Active protection device and method for automobile seat, automobile seat and vehicle - Google Patents
Active protection device and method for automobile seat, automobile seat and vehicle Download PDFInfo
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- CN114643916B CN114643916B CN202210277916.6A CN202210277916A CN114643916B CN 114643916 B CN114643916 B CN 114643916B CN 202210277916 A CN202210277916 A CN 202210277916A CN 114643916 B CN114643916 B CN 114643916B
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- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
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- 210000003205 muscle Anatomy 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000036544 posture Effects 0.000 description 12
- 230000006872 improvement Effects 0.000 description 3
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- 230000001012 protector Effects 0.000 description 3
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
- B60N2/64—Back-rests or cushions
- B60N2/66—Lumbar supports
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- 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
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
-
- 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
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/0244—Non-manual adjustments, e.g. with electrical operation with logic circuits
-
- 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
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/0244—Non-manual adjustments, e.g. with electrical operation with logic circuits
- B60N2/0268—Non-manual adjustments, e.g. with electrical operation with logic circuits using sensors or detectors for adapting the seat or seat part, e.g. to the position of an occupant
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention discloses an active protection device and method for an automobile seat, the automobile seat and a vehicle, and belongs to the field of automobile seat safety devices. The active waist rib protection device formed by the active leaning mechanism and the active leaning mechanism can actively lean against and support the back of a driver, particularly an old person driver, in the process of driving an automobile, provides more adjustment space for the driver when adjusting the driving posture, reduces muscle load and can protect backbone bones of the automobile when the automobile collides.
Description
Technical Field
The invention discloses an active protection device and method for an automobile seat, the automobile seat and a vehicle, and belongs to the field of automobile seat safety devices.
Background
Through continuous improvement and innovation for over 100 years, the intelligent and the craftsman of human beings are condensed, and the intelligent and the craftsman benefit from the support of various industries such as petroleum, steel, aluminum, chemical industry, plastics, mechanical equipment, electric power, road network, electronic technology, finance and the like, the continuous development of automobiles is driven, and the intelligent and the craftsman have various types and different specifications, and are widely used as transportation tools in various fields of society, economy and life.
The seat is taken as one of main structures of an automobile body, and the quality and the use experience feel of the seat are important bases for purchasing the automobile by consumers. The existing automobile seat is used for meeting the comfort driving experience of consumers and improving the competitiveness of the automobile seat, and most of the improvement is seat surface structure improvement conforming to human mechanics, such as surface material innovation, from textiles to artificial leather, so that the comfort, wear resistance, aesthetic property, smoothness and the like of the automobile seat are comprehensively improved.
As global aging increases, population aging may become one of the most important social trends in the 21 st century, and almost all social areas are affected by it, as are automotive areas. The existing automobile seat can only meet the driving requirement of young drivers, the functions of the old people are obviously reduced, bones of the old people are fragile, in the driving process, the old people need to slightly move bodies at intervals, the driving posture is adjusted to prevent muscle stiffness, corresponding back support measures are absent after the old people leave the seat back, the relevant muscle loads of waist and rib parts of the old people are large, fatigue driving is easily caused, a driving posture correcting device for the drivers, particularly the old drivers, is absent, driving fatigue is easily caused even due to incorrect driving postures, spine lateral bending of the old drivers is easily caused, and in addition, the spine bones are easily damaged when an automobile collides, and the existing automobile seat lacks active protection for the bones of the old people.
Disclosure of Invention
The invention aims to solve the problems that the existing automobile seat lacks corresponding back supporting measures and lacks a driving posture correcting device for drivers, particularly old drivers, the relevant muscle load of waist and rib parts of the old people is large, the driving posture is incorrect, driving fatigue is easily caused, even scoliosis of the old drivers is caused, in addition, when an automobile collides, the spine bones are easily damaged, and active protection for the bones of the old people is lacking.
The invention adopts the following technical scheme for realizing the purposes:
According to a first aspect of the embodiment of the invention, an active protection device of an automobile seat is provided, the active protection device comprises a fixing plate arranged on a backrest of a seat body, the fixing plate is provided with an active waist rib protection device, the active waist rib protection device comprises an active leaning mechanism arranged on the outer side of the fixing plate, active leaning mechanisms are symmetrically arranged on two sides of the active leaning mechanism, pressure sensing components for collecting contact pressure are arranged on the outer sides of the active leaning mechanism and the active leaning mechanism, a laser ranging sensor for measuring the distance between the active leaning mechanism and the back of a human body is arranged in the middle of the outer side of the active leaning mechanism, and the active leaning mechanism, the laser ranging sensor and the pressure sensing components are respectively and electrically connected with an on-board controller.
Preferably, the active leaning mechanism comprises a fixed support fixed on the outer side of a fixed plate, the fixed support is connected with a leaning plate through a sliding rail assembly, the leaning plate is connected with the outer side of the fixed plate through a worm gear and worm lifter, a laser ranging sensor is arranged in the middle of the outer side of the leaning plate, the pressure sensing assembly comprises an active leaning pressure sensing assembly, and the active leaning pressure sensing assembly is arranged on leaning plates on two sides of the laser ranging sensor.
Preferably, the backup plate is provided with a first back cushion, and the first back cushion is buckled on the active leaning pressure sensing assembly.
Preferably, the sliding rail assembly comprises sliding rails symmetrically and fixedly arranged on the inner side of the fixed support, sliding strips matched with the sliding rails in a sliding manner are symmetrically and fixedly arranged on the inner side of the backup plate, and one ends, close to the backup plate, of the two sliding strips are connected together through a connecting rod.
Preferably, the initiative is enclosed and is leaned on the mounting bracket in the mechanism outside including fixing at the fixed bolster, the mounting bracket outside is provided with automatic winding and unwinding device, the backup plate tip articulates there is flexible support assembly, automatic winding and unwinding device passes through wire rope and flexible support assembly cooperation transmission, pressure sensing subassembly still includes the initiative and encloses and lean on the pressure sensing subassembly, the initiative is enclosed and is leaned on the pressure sensing subassembly setting in the flexible support assembly outside.
Preferably, the flexible supporting assembly comprises a plurality of trapezoidal supporting blocks which are hinged in sequence, two adjacent sides of the trapezoidal supporting blocks are mutually matched and connected through V-shaped elastic sheets, a plurality of channels are respectively arranged on the trapezoidal supporting blocks, a slideway corresponding to each channel is arranged on each V-shaped elastic sheet, a first guide wheel is rotationally arranged in each channel, a steel wire rope is respectively matched with the plurality of first guide wheels, one end of the steel wire rope is fixed on the side face of a winding and unwinding drum of the automatic winding and unwinding device, the other end of the steel wire rope is fixed on the first guide wheel of the trapezoidal supporting block at the end part of the flexible supporting assembly, and the active encircling pressure sensing assembly is arranged on the outer side of the trapezoidal supporting block.
Preferably, the mounting frame outside is provided with through the support rotation with wire rope complex second leading wheel, backup plate one end rotation is provided with wire rope complex third leading wheel, the trapezoidal supporting shoe outside is provided with the second cushion, the second cushion lock is on the initiative is enclosed and is leaned on the pressure sensing subassembly.
According to a second aspect of an embodiment of the present invention, there is provided an active protection method for an automobile seat, including:
Step S10, respectively acquiring side position surrounding pressure data, back surface leaning pressure data and distance data between the back of a driver and the backrest of the seat body through the active surrounding pressure sensing assembly, the active leaning pressure sensing assembly and the laser ranging sensor, and feeding back the data to the vehicle-mounted controller;
step S20, the vehicle-mounted controller acquires side position surrounding pressure data, back surface leaning pressure data and distance data between the back of a driver and the backrest of the seat body to determine driving parameters of the worm gear lifter and the automatic winding and unwinding device;
step S30, judging whether the real-time monitoring data of the active surrounding pressure sensing assembly, the active surrounding pressure sensing assembly and the laser ranging sensor meet the expectations or not through the vehicle-mounted controller:
Step S10 is repeated;
And if not, continuing to work according to the determined driving parameters of the worm gear lifter and the automatic winding and unwinding device until the driving parameters meet the requirements.
According to a third aspect of embodiments of the present invention, there is provided an automobile seat, including a seat body and an active guard of the automobile seat according to the first aspect.
According to a second aspect of embodiments of the present invention, there is provided a vehicle comprising a vehicle body and a vehicle seat according to the first aspect.
Compared with the prior art, the invention provides an active protection device and method for an automobile seat, the automobile seat and a vehicle, and the active protection device and method have the following beneficial effects:
According to the invention, the active waist rib protection device consisting of the active leaning mechanism and the active leaning mechanism is additionally arranged on the basis of the existing automobile seat structure, so that the back of an old person can be actively leaning and supported in the process of driving an automobile by the driver, more adjustment space is provided for the driver when the driving posture is adjusted, the muscle load is lightened, the driving fatigue is not easy to cause, the waist rib of the old person is protected in a side position encircling manner, meanwhile, the driving posture of the old person is rectified, the driver always maintains the correct driving posture, good driving habit is maintained, the spine lateral bending of the old person caused by incorrect long-term driving posture is avoided, and the spine skeleton of the old person can be protected when the automobile collides.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
FIG. 1 is a schematic view of an active guard for an automotive seat according to the present invention;
FIG. 2 is a schematic view of an active abutment mechanism of an active guard of an automotive seat according to the present invention;
FIG. 3 is a schematic view of an active reclining mechanism of an active guard of an automotive seat according to the present invention;
FIG. 4 is a schematic view of a portion of an active reclining mechanism of an active guard of an automotive seat according to the present invention;
FIG. 5 is an electrical connection diagram of an active guard of an automotive seat according to the present invention;
figure 6 is an isometric view of an automotive seat of the present invention.
Wherein:
The novel intelligent seat comprises a 1-seat body, a 2-fixing plate, a 3-active waist rib protecting device, a 4-active leaning mechanism, a 401-fixing support, a 402-worm gear lifter, a 403-sliding rail, a 404-sliding bar, a 405-leaning plate, a 406-connecting rod, a 407-first cushion, a 5-active leaning mechanism, a 501-automatic winding and unwinding device, a 502-wire rope, a 503-hinge, a 504-trapezoid supporting block, a 505-V-shaped elastic sheet, a 506-first guide wheel, a 507-mounting frame, a 508-second cushion, a 509-second guide wheel, a 6-pressure sensing component, a 601-active leaning pressure sensing component, a 602-active leaning pressure sensing component, a 7-laser ranging sensor and an 8-human body.
Detailed Description
The invention is further described below with reference to fig. 1-6:
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between 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.
As shown in fig. 1, a first embodiment of the present invention provides an active protection device for a car seat based on the prior art, including: the seat body 1, the fixed plate 2, initiative waist rib protector 3 and on-vehicle controller, fixed plate 2 install on seat body 1 back, initiative waist rib protector 3 installs in the fixed plate 2 outside, and rib protector 3 mainly adopts the back to paste and lean on, and the mode that the side position surrounds provides the protection for human 8 skeleton, lightens muscle load, can also correct driver's driving posture simultaneously to form the protection to backbone, the rib of human 8. The active lumbar rib guard 3 includes: the device comprises an active leaning mechanism 4, an active leaning mechanism 5, a pressure sensing assembly 6 and a laser ranging sensor 7, wherein the active leaning mechanism 4 is arranged on the outer side of a fixed plate 2, the active leaning mechanism 5 is symmetrically arranged on two sides of the active leaning mechanism 4, the active leaning mechanism 5 is formed by two groups which are symmetrically arranged left and right, the structure of the active leaning mechanism 5 is consistent, the pressure sensing assembly 6 for collecting contact pressure is arranged on the outer sides of the active leaning mechanism 4 and the active leaning mechanism 5, the laser ranging sensor 7 for measuring the distance between the device and the back of a human body 8 is arranged in the middle of the outer side of the active leaning mechanism 4, the active leaning mechanism 5, the laser ranging sensor 7 and the pressure sensing assembly 6 are respectively electrically connected with a vehicle-mounted controller, and the structure of each assembly and the connection relation between the components are described in detail below.
First, an active abutment mechanism 4 is described for actively abutting against the back of a human body 8, and since a driver needs to slightly exercise his body during driving for a long time, it prevents muscle stiffness, as shown in fig. 2, comprising: the fixing support 401, worm and gear lifter 402, slide rail assembly, backup plate 405, connecting rod 406 and first cushion 407, the fixing support 401 is fixed in the outside of fixed plate 2, and the fixing support 401 passes through slide rail assembly and is connected with backup plate 405, and the slide rail assembly includes the slide rail 403 of symmetrical bolt fixed arrangement in the fixed support 401 inboard, and backup plate 405 inboard symmetrical bolt fixed arrangement has with slide rail 403 sliding fit draw runner 404, and two draw runner 404 are close to backup plate 405 one end and are connected together through connecting rod 406.
The backup plate 405 is connected with the outer side of the fixed plate 2 through the worm and gear lifter 402, the worm and gear lifter 402 is composed of a shell, a driving worm installed in the shell, a jacking worm penetrating through the shell, and a turbine assembled in the shell through a bearing and in threaded fit with the jacking worm, the shell is fixedly installed on the fixed plate 2 through a fixing frame, a driving motor for driving the driving worm to rotate is installed outside the shell, the turbine is meshed with the driving worm, in operation, the driving motor is controlled to work through a vehicle-mounted controller, the driving motor drives the driving worm to rotate, the turbine is driven to rotate through the driving worm, the jacking worm is driven to ascend through the turbine, and as the whole worm and gear lifter 402 is in a horizontal state, when the device is applied, the jacking worm is in fact to linearly push the connecting rod 406 to drive the sliding strips 404 to linearly slide forwards along the two sliding rails 403 respectively.
The middle part outside the backup plate 405 is provided with a laser ranging sensor, the pressure sensing component 6 comprises an active leaning pressure sensing component 601, and the active leaning pressure sensing component 601 is arranged on the backup plate 405 at two sides of the laser ranging sensor 7. The backup plate 405 is provided with a first cushion 407, and the first cushion 407 is buckled on the active leaning pressure sensing component 601. The first back cushion 407 is made of sponge foam, and the surface of the first back cushion 407 is coated with artificial leather, and is optimally natural leather, so that the first back cushion 407 has the characteristics of good elasticity, wear resistance on the surface and good comfort; in practical application, the outer wall surface of the first back cushion 407 is designed into a shape matched with the contour of the back of the human body 8, so that the back of the human body 8 can be tightly attached to the outer wall surface, and the back of the human body 8 can be more comfortable to touch.
When the pressure sensing assembly 601 detects that the upper body of the driver is separated from the backrest, the laser ranging sensor 7 measures the distance between the back of the driver and the backrest, the motor of the worm and wheel lifter 402 is controlled by the vehicle-mounted controller to work, the lifting worm is pushed by the straight line to push the connecting rod 406 to drive the sliding strips 404 to slide along the two sliding rails 403 in a straight line respectively until the distance between the back of the driver and the backrest is slid, and at the moment, the back plate 405 is contacted with the back of the human body 8, so that the back of the human body 8 is supported.
Having described the active abutment mechanism 4, the active abutment mechanism 5 will now be described, as shown in figures 3-4, comprising: automatic winding and unwinding device 501, wire rope 502 and flexible support assembly, mounting bracket 507 pass through the bolt fastening in the fixed bolster 401 outside, and automatic winding and unwinding device 501 is installed in the mounting bracket 507 outside, and backup plate 405 tip articulates there is flexible support assembly, and automatic winding and unwinding device 501 passes through wire rope 502 and flexible support assembly cooperation transmission. The flexible support assembly comprises a plurality of trapezoid support blocks 504 which are hinged through hinges 503 in sequence, adjacent sides of the two trapezoid support blocks 504 are mutually matched and connected through V-shaped elastic pieces 505, channels are respectively arranged on the plurality of trapezoid support blocks 504, the V-shaped elastic pieces 505 are arranged to enable the trapezoid support blocks 504 to keep a certain distance by utilizing elasticity of the V-shaped elastic pieces 505 after the automatic winding and unwinding device 501 is used for unwinding when a vehicle stops starting, and even if two groups of surrounding devices keep an initial state of being attached to the surface of a backrest of a seat. Be equipped with the slide that corresponds with the passageway on the V type shell fragment 505, first leading wheel 506 is installed in the passageway internal rotation, wire rope 502 respectively with a plurality of first leading wheels 506 cooperation and one end are fixed in the reel side of automatic reel device 501 that receive and releases, the other end is fixed on the first leading wheel 506 of the trapezoidal supporting shoe 504 of flexible support assembly tip, when detecting the driver through laser rangefinder sensor 7 and stop sitting on the seat, laser rangefinder sensor 7 detects the mode and does: after the laser ranging sensor 7 detects the obstacle of the human body 8, the distance length between the measured obstacle of the human body 8 and the backrest is smaller than the distance length between the instrument desk of the vehicle and the backrest, and after the vehicle is started, the worm and gear lifter 402 of the driving leaning mechanism 4 is controlled to push the leaning plate 405 to contact with the back of the human body 8, so that the back of the human body 8 is supported, when the pressure sensing element on the leaning plate 405 detects that the leaning plate 405 contacts with the back of the human body 8, the automatic winding and unwinding device 501 is controlled to perform winding operation, and the steel wire rope 502 is pulled, at this time, each first guide wheel 506 plays a guiding role on the trend of the steel wire rope 502, and a connecting mode of alternating contact between the upper surface and the lower surface of the adjacent guide wheels is adopted, so that each trapezoid supporting block 504 makes winding and unwinding movement more smooth and stable in the process of pulling the steel wire rope 502. Two adjacent trapezoidal supporting blocks 504 are unfolded along the hinge 503 and then semi-surround the waist rib of the human body 8, the trapezoidal supporting blocks 504 can be provided with 6, 7 and 8 unequal waist ribs which move around the human body 8 after being unfolded and are attached to the waist rib in a binding mode, the two adjacent trapezoidal supporting blocks are always in contact with the waist rib of the human body 8 in the driving process of a vehicle, the driving posture of a driver can be corrected, the driver can always keep the correct driving posture, good driving habit is maintained, and meanwhile, protection is provided for the waist rib of the human body 8 and the bones inside the human body 8 when the trapezoidal supporting blocks are in micro-pressure contact with the waist rib of the human body 8.
The pressure sensing component 6 further comprises an active leaning pressure sensing component 602, and the active leaning pressure sensing component 602 is installed outside the flexible support assembly. The second guide wheel 509 matched with the steel wire rope 502 is rotatably arranged on the outer side of the mounting frame 507 through a bracket, the third guide wheel matched with the steel wire rope 502 is rotatably arranged at one end of the backup plate 405, the third guide wheel plays a role in conducting transition guide on the steel wire rope 502 connected between the first guide wheel 506 in the innermost trapezoid supporting block 504 and the second guide wheel 509 on the mounting frame 507, a winding path of the steel wire rope 502 sequentially starts from a channel in the trapezoid supporting block 504 at the periphery to a channel in the trapezoid supporting block 504 at the inner periphery, and finally winding is completed through transition of a cavity in the backup plate 405 and the third guide wheel and winding and unwinding of the winding drum.
The pressure sensing component 6 further comprises an active leaning pressure sensing component 602, and the active leaning pressure sensing component 602 is installed outside the flexible support assembly. A second back cushion 508 is mounted on the outer side of the trapezoidal support block 504, and the second back cushion 508 is buckled on the active leaning pressure sensing component 602. A gap is arranged between two adjacent second back cushions 508, the gap can provide space for the trapezoidal support blocks 504 to surround and lean against the waist rib of the human body 8, after the waist rib is lean against, the pressure of the trapezoidal support blocks 504 when leaning against the waist rib of the human body 8 is detected through the pressure sensing element on the trapezoidal support blocks 504, and the contact pressure is in a comfortable contact pressure interval; the second back cushion 508 is made of sponge foam, and the surface of the second back cushion 508 is coated with artificial leather, and is optimally made of natural leather, so that the second back cushion 508 has the characteristics of good elasticity, wear resistance on the surface and good comfort; optimally, the outer wall surface of the second back cushion 508 is designed to be concave arc-shaped which is matched with the outline of the waist rib of the human body 8, so that the second back cushion can be tightly attached to the waist rib of the human body 8, and the contact feeling is more comfortable.
A second embodiment of the present invention provides an active protection method for an automobile seat based on the first embodiment,
First, referring to fig. 5, an electrical connection diagram of an active protection device of an automobile seat is shown, where an active surrounding pressure sensing assembly 602, an active surrounding pressure sensing assembly 601, a laser ranging sensor 7, a worm gear lifter 402 and an automatic winding and unwinding device 501 are respectively electrically connected with a vehicle controller. The active protection method of the automobile seat based on the active protection device of the automobile seat of the first embodiment comprises the following steps:
Step S10, respectively acquiring side surrounding pressure data, back surrounding pressure data and distance data between the back of the driver and the backrest of the seat body 1 by the active surrounding pressure sensing assembly 602, the active surrounding pressure sensing assembly 601 and the laser ranging sensor 7, and feeding back the data to the vehicle-mounted controller;
step S20, the vehicle-mounted controller acquires side position surrounding pressure data, back surface leaning pressure data and distance data between the back of the driver and the backrest of the seat body 1 to determine driving parameters of the worm gear lifter 402 and the automatic winding and unwinding device 501;
Step S30, judging, by the vehicle-mounted controller, whether the real-time monitoring data of the active surrounding pressure sensing assembly 602, the active surrounding pressure sensing assembly 601 and the laser ranging sensor 7 meet the expectations:
Step S10 is repeated;
If not, the operation is continued according to the determined driving parameters of the worm gear lifter 402 and the automatic winding and unwinding device 501 until the desired driving parameters are met.
A third embodiment of the present invention provides an automobile seat on the basis of the first embodiment, as shown in fig. 6, comprising a seat body 1 and an active guard of the automobile seat described in the first embodiment.
A fourth embodiment of the present invention provides a vehicle including a vehicle body and the vehicle seat of the first embodiment, on the basis of the first embodiment.
Although embodiments of the invention have been disclosed above, they are not limited to the use listed in the specification and embodiments. It can be applied to various fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. Therefore, the invention is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (4)
1. The active protection device of the automobile seat is characterized by comprising a fixed plate (2) arranged on a backrest of a seat body (1), wherein an active waist rib protection device (3) is arranged on the fixed plate (2), the active waist rib protection device (3) comprises an active leaning mechanism (4) arranged on the outer side of the fixed plate (2), active leaning mechanisms (5) are symmetrically arranged on two sides of the active leaning mechanism (4), pressure sensing assemblies (6) used for collecting contact pressure are arranged on the outer sides of the active leaning mechanism (4) and the active leaning mechanism (5), a laser ranging sensor (7) used for measuring the distance between the active leaning mechanism (4) and the back of a human body (8) is arranged in the middle of the outer side of the active leaning mechanism (4), and the active leaning mechanism (5), the laser ranging sensor (7) and the pressure sensing assemblies (6) are respectively and electrically connected with a vehicle-mounted controller;
The active leaning mechanism (4) comprises a fixed support (401) fixed on the outer side of a fixed plate (2), the fixed support (401) is connected with a leaning plate (405) through a sliding rail assembly, the leaning plate (405) is connected with the outer side of the fixed plate (2) through a worm gear lifter (402), a laser ranging sensor (7) is arranged in the middle of the outer side of the leaning plate (405), the pressure sensing assembly (6) comprises an active leaning pressure sensing assembly (601), the active leaning pressure sensing assembly (601) is arranged on the leaning plates (405) on the two sides of the laser ranging sensor (7), a first back cushion (407) is arranged on the leaning plate (405), and the first back cushion (407) is buckled on the active leaning pressure sensing assembly (601);
the sliding rail assembly comprises sliding rails (403) symmetrically and fixedly arranged on the inner side of a fixed support (401), sliding strips (404) which are in sliding fit with the sliding rails (403) are symmetrically and fixedly arranged on the inner side of a backup plate (405), and one ends, close to the backup plate (405), of the two sliding strips (404) are connected together through a connecting rod (406);
The active encircling mechanism (5) comprises a mounting frame (507) fixed on the outer side of the fixed support (401), an automatic winding and unwinding device (501) is arranged on the outer side of the mounting frame (507), a flexible supporting assembly is hinged to the end of the backing plate (405), the automatic winding and unwinding device (501) is in matched transmission with the flexible supporting assembly through a steel wire rope (502), the pressure sensing assembly (6) further comprises an active encircling pressure sensing assembly (602), and the active encircling pressure sensing assembly (602) is arranged on the outer side of the flexible supporting assembly;
The flexible support assembly comprises a plurality of trapezoidal supporting blocks (504) which are hinged in sequence, two adjacent sides of the trapezoidal supporting blocks (504) are connected through V-shaped elastic pieces (505) in a matched mode, a plurality of channels are respectively arranged on the trapezoidal supporting blocks (504), a slide corresponding to the channels is arranged on the V-shaped elastic pieces (505), a first guide wheel (506) is rotatably arranged in the channels, the steel wire ropes (502) are respectively matched with the first guide wheels (506) and one ends of the steel wire ropes are fixed on the side face of a winding and unwinding drum of the automatic winding and unwinding device (501), the other ends of the steel wire ropes are fixed on the first guide wheels (506) of the trapezoidal supporting blocks (504) at the end portions of the flexible support assembly, an active encircling pressure sensing assembly (602) is arranged on the outer side of the trapezoidal supporting blocks (504), a second guide wheel (509) matched with the steel wire ropes (502) is arranged on the outer side of the installation frame (507) in a rotating mode through a support, a third guide wheel matched with the steel wire ropes (502) is rotatably arranged at one end of each backup plate (405), and the outer side of the trapezoidal supporting blocks (504) is provided with the second guide wheels (508) on the outer sides of the active encircling pressure sensing assembly (602).
2. An active protection method for an automobile seat, applied to an active protection device for an automobile seat as claimed in claim 1, comprising:
step S10, respectively acquiring side surrounding pressure data, back side leaning pressure data and distance data between the back of a driver and the backrest of the seat body (1) through the active leaning pressure sensing assembly (602), the active leaning pressure sensing assembly (601) and the laser ranging sensor (7), and feeding back the data to the vehicle-mounted controller;
Step S20, the vehicle-mounted controller acquires side position surrounding pressure data, back surface leaning pressure data and distance data between the back of a driver and the backrest of the seat body (1) to determine driving parameters of the worm gear lifter (402) and the automatic winding and unwinding device (501);
step S30, judging whether the real-time monitoring data of the active leaning pressure sensing assembly (602), the active leaning pressure sensing assembly (601) and the laser ranging sensor (7) meet the expectations or not through the vehicle-mounted controller:
Step S10 is repeated;
if not, the operation is continued according to the determined driving parameters of the worm gear lifter (402) and the automatic winding and unwinding device (501) until the driving parameters meet the requirements.
3. A car seat, characterized by comprising a seat body (1) and an active protection device for a car seat as claimed in claim 1.
4. A vehicle comprising a vehicle body and the car seat of claim 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210277916.6A CN114643916B (en) | 2022-03-16 | 2022-03-16 | Active protection device and method for automobile seat, automobile seat and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210277916.6A CN114643916B (en) | 2022-03-16 | 2022-03-16 | Active protection device and method for automobile seat, automobile seat and vehicle |
Publications (2)
| Publication Number | Publication Date |
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| CN114643916A CN114643916A (en) | 2022-06-21 |
| CN114643916B true CN114643916B (en) | 2024-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210277916.6A Active CN114643916B (en) | 2022-03-16 | 2022-03-16 | Active protection device and method for automobile seat, automobile seat and vehicle |
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| CN (1) | CN114643916B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0808746A2 (en) * | 1996-05-20 | 1997-11-26 | LEAR CORPORATION ITALIA S.p.A. | Lumbar supporting member for a motor-vehicle seat backrest |
| KR20020003597A (en) * | 2000-06-21 | 2002-01-15 | 이계안 | Seat for automobile |
| CN1470420A (en) * | 2002-01-26 | 2004-01-28 | Waist support piece for automobile seat | |
| JP2006175144A (en) * | 2004-12-24 | 2006-07-06 | Nissan Motor Co Ltd | Driving posture adjusting device and method |
| WO2007000022A1 (en) * | 2005-06-28 | 2007-01-04 | Allan Martin James | Safety system and sensors therefor |
| TWM418051U (en) * | 2009-06-24 | 2011-12-11 | Chun-Ming Cheng | Adjustable comfort seat structure with additional safety protection |
| WO2012060500A1 (en) * | 2010-11-04 | 2012-05-10 | (주)디에스시 | Lumbar-support assembly |
| KR101424931B1 (en) * | 2013-05-10 | 2014-08-01 | 홍정명 | Lumbar support for seat of vehicle |
| CN205381166U (en) * | 2016-01-28 | 2016-07-13 | 孔春花 | Safety car seat with head massage function |
| CN106163335A (en) * | 2014-05-27 | 2016-11-23 | 约翰逊控制技术公司 | Seat system |
| CN107531206A (en) * | 2015-04-28 | 2018-01-02 | 丰田自动车株式会社 | Occupant protection system |
| CN108524227A (en) * | 2018-02-23 | 2018-09-14 | 鲁东大学 | A kind of driver's spine health-care device being installed on automotive seat |
| CN210882004U (en) * | 2019-10-23 | 2020-06-30 | 吉林大学 | Cabin with accident sensing and active safety functions |
| CN113370856A (en) * | 2021-06-22 | 2021-09-10 | 浙江农林大学暨阳学院 | Height-adjustable's car seat |
| CN113479119A (en) * | 2021-06-30 | 2021-10-08 | 武汉神动汽车电子电器股份有限公司 | Automobile seat control system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7425036B2 (en) * | 2005-08-23 | 2008-09-16 | Schukra Of North America, Ltd. | Comfort belt spring pulley |
-
2022
- 2022-03-16 CN CN202210277916.6A patent/CN114643916B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0808746A2 (en) * | 1996-05-20 | 1997-11-26 | LEAR CORPORATION ITALIA S.p.A. | Lumbar supporting member for a motor-vehicle seat backrest |
| KR20020003597A (en) * | 2000-06-21 | 2002-01-15 | 이계안 | Seat for automobile |
| CN1470420A (en) * | 2002-01-26 | 2004-01-28 | Waist support piece for automobile seat | |
| JP2006175144A (en) * | 2004-12-24 | 2006-07-06 | Nissan Motor Co Ltd | Driving posture adjusting device and method |
| WO2007000022A1 (en) * | 2005-06-28 | 2007-01-04 | Allan Martin James | Safety system and sensors therefor |
| TWM418051U (en) * | 2009-06-24 | 2011-12-11 | Chun-Ming Cheng | Adjustable comfort seat structure with additional safety protection |
| WO2012060500A1 (en) * | 2010-11-04 | 2012-05-10 | (주)디에스시 | Lumbar-support assembly |
| KR101424931B1 (en) * | 2013-05-10 | 2014-08-01 | 홍정명 | Lumbar support for seat of vehicle |
| CN106163335A (en) * | 2014-05-27 | 2016-11-23 | 约翰逊控制技术公司 | Seat system |
| CN107531206A (en) * | 2015-04-28 | 2018-01-02 | 丰田自动车株式会社 | Occupant protection system |
| CN205381166U (en) * | 2016-01-28 | 2016-07-13 | 孔春花 | Safety car seat with head massage function |
| CN108524227A (en) * | 2018-02-23 | 2018-09-14 | 鲁东大学 | A kind of driver's spine health-care device being installed on automotive seat |
| CN210882004U (en) * | 2019-10-23 | 2020-06-30 | 吉林大学 | Cabin with accident sensing and active safety functions |
| CN113370856A (en) * | 2021-06-22 | 2021-09-10 | 浙江农林大学暨阳学院 | Height-adjustable's car seat |
| CN113479119A (en) * | 2021-06-30 | 2021-10-08 | 武汉神动汽车电子电器股份有限公司 | Automobile seat control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114643916A (en) | 2022-06-21 |
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