CN113525201B - Automobile anti-collision damping seat for protecting passengers and protection method - Google Patents

Automobile anti-collision damping seat for protecting passengers and protection method Download PDF

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Publication number
CN113525201B
CN113525201B CN202111091719.7A CN202111091719A CN113525201B CN 113525201 B CN113525201 B CN 113525201B CN 202111091719 A CN202111091719 A CN 202111091719A CN 113525201 B CN113525201 B CN 113525201B
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China
Prior art keywords
rod
seat
sliding
motor
fixedly connected
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CN202111091719.7A
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Chinese (zh)
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CN113525201A (en
Inventor
邹灵浩
王杰
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Longcheng Jinggong Intelligent Manufacturing Technology (Changzhou) Co.,Ltd.
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Changzhou Intelligent Equipment Research Institute Dalian University of Technology
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Priority to CN202111091719.7A priority Critical patent/CN113525201B/en
Publication of CN113525201A publication Critical patent/CN113525201A/en
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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
    • B60N2/50—Seat suspension devices
    • B60N2/501—Seat suspension devices actively controlled suspension, e.g. electronic control
    • 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
    • B60N2/005—Arrangement or mounting of seats in vehicles, e.g. dismountable auxiliary 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
    • B60N2/02—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
    • B60N2/02246—Electric motors therefor
    • B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
    • 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
    • B60N2/50—Seat suspension devices
    • B60N2/54—Seat suspension devices using mechanical springs
    • B60N2/544—Compression or tension springs
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00—Safety belts or body harnesses in vehicles
    • B60R22/48—Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00—Safety belts or body harnesses in vehicles
    • B60R22/48—Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • B60R2022/4866—Displaying or indicating arrangements thereof

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Automation & Control Theory (AREA)
  • Seats For Vehicles (AREA)

Abstract

The invention discloses an automobile anti-collision damping seat for protecting passengers and a protection method, wherein the automobile anti-collision damping seat for protecting the passengers comprises a seat, the bottom of the seat is fixedly provided with a telescopic base, the left side and the right side of the telescopic base are both fixedly provided with a mounting frame, the seat is of a hollow structure, a safety belt is fixedly arranged on the seat, a motor is fixedly arranged at the bottom of the seat, the inner wall of the bottom of the telescopic base is fixedly provided with the sleeve, the motor drives the threaded rod to rotate by starting the motor, the threaded rod drives the threaded sleeve and the sliding plate to move downwards, the sliding plate presses the compression spring downwards, the initial position of the compression spring is adjusted, and the damping force of the compression spring on the seat is adjusted, meanwhile, the seat is also provided with a protective cover and a safety belt, so that the condition that private articles and other dangerous objects of other passengers hit the head of a passenger when the automobile turns on one side is prevented.

Description

Automobile anti-collision damping seat for protecting passengers and protection method
Technical Field
The invention relates to the technical field of damping seats, in particular to an automobile anti-collision damping seat for protecting passengers and a protection method.
Background
The automobile seat can be divided into a split seat and a bench seat according to the shape; the functions can be divided into fixed type, detachable type and adjustable type; the number of people can be divided into single, double and multi-person chairs according to the number of the people sitting on the chair. From the earliest fixed seats, to multifunctional power-adjustable seats, there are air cushion seats, power seats, stereo seats, mental recovery seats, to electronic adjustable seats, depending on the performance of the seat. The chair is divided into a leather chair, a flannelette chair and the like according to the material. There are also seats for special objects of use, such as children's seats and racing seats.
The existing automobile seat is poor in damping effect, cannot adjust damping force, and cannot effectively protect passengers, so that the automobile anti-collision damping seat for protecting passengers and a protection method are provided for solving the problems.
Disclosure of Invention
Based on the technical problems that the existing automobile seat is poor in damping effect, cannot adjust damping force and cannot effectively protect passengers in the prior art, the invention provides an automobile anti-collision damping seat for protecting passengers and a protection method.
The invention provides an automobile anti-collision damping seat for protecting passengers, which comprises a seat, wherein a telescopic base is fixedly arranged at the bottom of the seat, mounting frames are fixedly arranged on the left side and the right side of the telescopic base, the seat is of a hollow structure, a safety belt is fixedly arranged on the seat, a motor is fixedly arranged at the bottom of the seat, a sleeve is fixedly arranged on the inner wall of the bottom of the telescopic base, a compression spring is fixedly arranged on the inner wall of the sleeve, a sliding plate is fixedly arranged at the top of the compression spring, the outer side of the sliding plate is slidably connected with the inner wall of the sleeve, a threaded sleeve is fixedly arranged at the top of the sliding plate, a threaded rod is connected in the threaded sleeve in a threaded manner and is matched with an output shaft of the motor, a protection mechanism is arranged on the seat, a damping mechanism is arranged in the telescopic base and is matched with the seat, a positioning mechanism is arranged in the telescopic base and matched with an output shaft of the motor.
Preferably, the positioning mechanism comprises two positioning springs, two fixing rods, two sliding rods, two meshing discs, four meshing rods, two sliding racks and a driving gear, the number of the meshing rods, the number of the fixing rods, the number of the sliding rods and the number of the sliding racks are four, the top of each fixing rod is fixedly connected with the bottom of the seat, the top end of each sliding rod is slidably connected with the bottom of the seat, the left end and the right end of each positioning spring are fixedly connected with the corresponding sliding rod and the corresponding fixing rod respectively, the driving gear is sleeved on the motor output shaft, the sliding racks are slidably connected on the inner wall of the telescopic base, the two sliding racks are respectively meshed with the front side and the rear side of the driving gear, the meshing discs are sleeved on the threaded rods, the meshing rods are fixedly connected with the corresponding sliding rods, and the meshing rods are matched with the meshing discs, the positioning mechanism is used for positioning the threaded rod, and the threaded rod is automatically released from positioning after the motor is started.
Preferably, the protection mechanism comprises a protective cover, two pull rods, a reset spring, a mounting plate, a stop block, a support, a rotary disc, a seesaw rod, a hexagonal rod, a driving rod and a meshing spring, the mounting plate is fixedly connected with the top of the seat, the left end of the protective cover is rotatably connected with the mounting plate, the support is fixedly connected with the mounting plate at the front position, the rotary disc is fixedly connected with the driving rod, the driving rod penetrates through the support, the bottom end of the driving rod is fixedly connected with the top end of the hexagonal rod, the meshing spring is sleeved on the driving rod, the top end of the meshing spring is fixedly connected with the bottom of the support, the bottom end of the meshing spring is fixedly connected with the top end of the hexagonal rod, the hexagonal rod is matched with the protective cover, the seesaw rod is rotatably connected with the protective cover, the pull rod is rotatably connected with the seesaw rod, the reset spring is fixedly sleeved on the pull rod, the dog is hollow structure, the rear side of dog and the front side fixed connection of guard shield, the pull rod run through the dog and with the inner wall sliding connection of dog, reset spring's right-hand member and the left side fixed connection of dog, the left end of seesaw and the bottom sliding connection of carousel, hexagonal groove has been seted up to the left end of guard shield, the bottom outside of hexagonal rod and the inner wall sliding contact in hexagonal groove, protection mechanism then are used for protecting passenger's head, prevent that the car from turning on one's side when, and other passenger's private article and other dangers hit the condition of passenger's head, the guard shield still can be for passenger's sunshade simultaneously to and supply passenger's head to lean on when passenger's rest.
Preferably, the damping mechanism comprises a connecting shaft, a damping spring, a matching rod and a sliding block, the number of the connecting shaft, the number of the damping spring, the number of the matching rod and the number of the sliding block are two, the connecting shaft is fixedly connected with the inner wall of the sleeve, the sliding block is of a hollow structure, the sliding block is sleeved on the connecting shaft, the damping spring is sleeved on the connecting shaft and is fixedly connected with the sliding block, the top end of the matching rod is rotatably connected with the bottom of the seat, the bottom end of the matching rod is rotatably connected with the top of the sliding block, and the damping mechanism is used for reducing vibration generated when the automobile runs so as to reduce discomfort of passengers.
Preferably, fixed mounting has the fender ring on telescopic base's the inner wall, keep off the ring collar and establish on the threaded rod, keep off the ring and then be used for blockking that the meshing dish rises for the threaded rod can not remove when promoting the thread bush, improves the support nature of threaded rod and thread bush to the seat simultaneously.
Preferably, a rectangular groove is formed in the top of the front side of the threaded rod, a butt joint rod is fixedly mounted at the bottom end of the motor output shaft and is connected with the inner wall of the rectangular groove in a sliding mode, so that the motor unlocks the threaded rod firstly after the motor starts to rotate, and then the threaded rod is driven to rotate.
Preferably, the engagement disc is provided with a plurality of engagement grooves arranged at equal intervals, the engagement rod is in sliding contact with the inner walls of the engagement grooves, and when the engagement rod is engaged with the engagement grooves, the engagement rod positions the engagement disc.
Preferably, the bottom fixed mounting of seat has the treater, telescopic base's right side fixed mounting has the alarm, the treater is connected with the alarm electricity, the treater is connected with the safety belt electricity, the treater is connected with the motor electricity, and the treater is used for controlling alarm and motor, detects to have the person of taking to sit on the seat at pressure sensor, and the treater detects the person of taking again and does not detain the safety belt when, and the treater will start the alarm, reminds the person of taking to detain the safety belt.
The invention also provides a protection method of the automobile anti-collision shock absorption seat for protecting the passengers, which comprises the following steps:
s1: when the seat is used, the telescopic base is arranged in an automobile through the mounting frame;
s2: when the damping force of the seat needs to be adjusted, because the weights of the passengers are different, the damping force of the seat needs to be adjusted according to the weights of the different passengers, a motor is started through a processor, the motor is started and simultaneously drives a driving gear and a butt joint rod to rotate, the driving gear drives two sliding racks to be away from each other, the two sliding racks prop open two sliding rods, the sliding rods compress positioning springs firstly, then drive an engaging rod to be separated from an engaging disc, the engaging disc and a threaded rod are positioned in a releasing mode, at the moment, the two sliding racks and the driving gear are in a state of being repeatedly engaged and separated, the driving gear idles, then the butt joint rod can be contacted with the inner wall of the rectangular groove and drive the threaded rod to rotate, the threaded rod can rotate in the threaded sleeve and push the threaded sleeve downwards, the threaded sleeve then pushes the sliding plate downwards, and the sliding plate then compresses the compression springs downwards, adjusting the initial state of a compression spring, namely adjusting the damping force of the seat, stopping a motor through a processor after the adjustment is finished, driving a gear to release two sliding racks, two sliding rods can reset through four positioning springs, the sliding rods drive two meshing rods to be respectively inserted into meshing grooves on the left side and the right side of a meshing disc to position the meshing disc, so that a threaded rod is prevented from rotating due to vibration generated in the driving process of an automobile, when the sliding rods are pushed by the positioning springs, the two sliding rods can respectively push the two sliding racks to reset, the two sliding racks drive a driving gear to rotate reversely, the driving gear drives a motor output shaft to rotate reversely, and the motor output shaft drives an abutting rod to the middle position of a rectangular groove;
s3: when needing to protect the passenger, firstly protecting through the safety belt, when the passenger sits on the seat, pressing down the pressure sensor and triggering the pressure sensor, transmitting a signal to the processor by the pressure sensor, detecting whether the seat is occupied or not, detecting whether the safety belt is buckled or not by the processor, and starting the alarm to remind the passenger to buckle the safety belt if the safety belt is not buckled;
s4: the protective cover can be buckled and then protects the head of the passenger, so that when the automobile turns on side, personal objects and other dangerous objects of other passengers hit the head of the passenger can be prevented, meanwhile, the protective cover can also shade the sun of the passenger and can be leaned against by the head of the passenger when the passenger has a rest, when the protective cover is not needed, the pull rod can be pulled at the front side of the protective cover, the pull rod firstly contracts the reset spring and then pulls the seesaw rod to drive the seesaw rod to rotate at the front side of the protective cover, the seesaw rod then upwards tilts the turntable, the turntable can pull the driving rod, the driving rod then pulls the hexagonal rod to drive the hexagonal rod to separate from the hexagonal groove, the protective cover is released, then the protective cover can freely rotate on the seat and then upwards lifts the protective cover, at the moment, the protective cover is opened and then releases the pull rod, the pull rod is reset through the reset spring, the hexagonal rod is reset through the meshing spring, the meshing spring pushes the hexagonal rod to reset, and the hexagonal rod is meshed with the hexagonal groove again to position the current position of the shield.
The invention has the beneficial effects that:
1. through the starter motor, the motor unlocks the threaded rod earlier, then drives the threaded rod rotatory, and the threaded rod drives the thread bush removal again, and the thread bush will push down the sliding plate, and compression spring is pushed down again to the sliding plate, adjusts compression spring's initial position, has just adjusted compression spring to the shock attenuation dynamics of seat.
2. When a passenger sits on the seat, the pressure sensor is pressed down and is triggered, the pressure sensor transmits a signal to the processor, the detection of whether the seat is occupied or not is realized, the processor detects whether the safety belt is buckled or not, and if the safety belt is not buckled, the alarm is started to remind the passenger to buckle the safety belt;
3. the protection cover is buckled on the head of a passenger, the head of the passenger is protected by the protection cover, the situation that private articles and other dangerous objects of other passengers hit the head of the passenger when the automobile is turned on one side is prevented, and meanwhile the protection cover can also shade the sun of the passenger and enable the head of the passenger to lean against when the passenger has a rest.
According to the invention, the motor is started, the motor drives the threaded rod to rotate, the threaded rod drives the threaded sleeve and the sliding plate to move downwards, the sliding plate presses the compression spring downwards, the initial position of the compression spring is adjusted, the damping force of the compression spring on the seat is adjusted, and meanwhile, the seat is also provided with the shield and the safety belt, so that the situation that private articles of other passengers and other dangerous objects hit the head of a passenger when the automobile turns on one side is prevented.
Drawings
FIG. 1 is a three-dimensional schematic view of a structural shield for a vehicle crash cushion seat for occupant protection in accordance with the present invention;
FIG. 2 is a three-dimensional view of the connection of a hexagonal rod and a driver rod of the structure of the anti-collision and shock-absorbing seat for protecting passengers in the automobile according to the present invention;
FIG. 3 is a front view of a vehicle crash cushion seat for occupant protection in accordance with the present invention;
FIG. 4 is a top view of a structural engagement disc of the vehicle crash cushion seat for occupant protection in accordance with the present invention;
FIG. 5 is a top view of the connection of the driving gear and the sliding rack of the structure of the anti-collision shock-absorbing seat for protecting passengers in the automobile according to the present invention;
FIG. 6 is a partial bottom view of the structure of a crash cushion for an automobile for protecting occupants in accordance with the present invention;
FIG. 7 is an enlarged schematic view of structure A of FIG. 3 of the vehicle crash cushion seat for occupant protection in accordance with the present invention;
FIG. 8 is an enlarged schematic view of structure B of FIG. 3 of the vehicle crash cushion seat for occupant protection in accordance with the present invention;
fig. 9 is a system block diagram of a protection method of a vehicle crash cushion seat for protecting an occupant according to the present invention.
In the figure: the device comprises a seat 1, a telescopic base 2, a mounting frame 3, a sleeve 4, a compression spring 5, a sliding plate 6, a connecting shaft 7, a damping spring 8, a matching rod 9, a sliding block 10, a threaded sleeve 11, a threaded rod 12, a positioning spring 13, a fixing rod 14, a motor 15, a sliding rod 16, a safety belt 17, a shield 18, a pull rod 19, a return spring 20, a mounting plate 21, a stop 22, a meshing disc 23, a rectangular groove 24, a butt joint rod 25, a stop ring 26, a meshing rod 27, a sliding rack 28, a driving gear 29, a bracket 30, a rotating disc 31, a seesaw rod 32, a hexagonal rod 33, a driving rod 34, a meshing spring 35, a hexagonal groove 36, an alarm 37, a processor 38 and a pressure sensor 39.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Referring to fig. 1-9, the embodiment provides an automobile anti-collision shock-absorbing seat for protecting passengers, which includes a seat 1, a telescopic base 2 is fixedly installed at the bottom of the seat 1, an installation frame 3 is fixedly installed on both the left side and the right side of the telescopic base 2, the seat 1 is of a hollow structure, a safety belt 17 is fixedly installed on the seat 1, a motor 15 is fixedly installed at the bottom of the seat 1, a sleeve 4 is fixedly installed on the inner wall of the bottom of the telescopic base 2, a compression spring 5 is fixedly installed on the inner wall of the sleeve 4, a sliding plate 6 is fixedly installed at the top of the compression spring 5, the outer side of the sliding plate 6 is slidably connected with the inner wall of the sleeve 4, a threaded sleeve 11 is fixedly installed at the top of the sliding plate 6, a threaded rod 12 is connected with an internal thread of the threaded sleeve 11, the threaded rod 12 is matched with an output shaft of the motor 15, a protection mechanism is arranged on the seat 1, and a shock-absorbing mechanism is arranged in the telescopic base 2, the shock absorption mechanism is matched with the seat 1, a positioning mechanism is arranged in the telescopic base 2 and is matched with an output shaft of a motor 15, the positioning mechanism comprises four positioning springs 13, a fixed rod 14, a sliding rod 16, an engagement disc 23, an engagement rod 27, a sliding rack 28 and a driving gear 29, the number of the engagement rod 27, the fixed rod 14, the sliding rod 16 and the sliding rack 28 is two, the number of the positioning springs 13 is four, the top of the fixed rod 14 is fixedly connected with the bottom of the seat 1, the top end of the sliding rod 16 is slidably connected with the bottom of the seat 1, the left end and the right end of the positioning spring 13 are respectively fixedly connected with the sliding rod 16 and the fixed rod 14, the driving gear 29 is sleeved on the output shaft of the motor 15, the sliding rack 28 is slidably connected on the inner wall of the telescopic base 2, the two sliding racks 28 are respectively engaged with the front side and the rear side of the driving gear 29, the engagement disc 23 is sleeved on the threaded rod 12, the engaging rod 27 is fixedly connected with the sliding rod 16, the engaging rod 27 is matched with the engaging disc 23, the positioning mechanism is used for positioning the threaded rod 12, the threaded rod 12 is automatically positioned after the motor 15 is started, the protection mechanism comprises a protective cover 18, a pull rod 19, a return spring 20, a mounting plate 21, a stop block 22, a support 30, a rotary disc 31, a seesaw rod 32, a hexagonal rod 33, a driving rod 34 and an engaging spring 35, the number of the mounting plates 21 is two, the mounting plate 21 is fixedly connected with the top of the seat 1, the left end of the protective cover 18 is rotatably connected with the mounting plate 21, the support 30 is fixedly connected with the mounting plate 21 at the front position, the rotary disc 31 is fixedly connected with the driving rod 34, the driving rod 34 penetrates through the support 30, the bottom end of the driving rod 34 is fixedly connected with the top end of the hexagonal rod 33, the engaging spring 35 is sleeved on the driving rod 34, the top end of the engaging spring 35 is fixedly connected with the bottom of the support 30, the bottom end of the meshing spring 35 is fixedly connected with the top end of the hexagonal rod 33, the hexagonal rod 33 is matched with the protective cover 18, the seesaw rod 32 is rotatably connected with the protective cover 18, the pull rod 19 is rotatably connected with the seesaw rod 32, the return spring 20 is fixedly sleeved on the pull rod 19, the stop 22 is of a hollow structure, the rear side of the stop 22 is fixedly connected with the front side of the protective cover 18, the pull rod 19 penetrates through the stop 22 and is in sliding connection with the inner wall of the stop 22, the right end of the return spring 20 is fixedly connected with the left side of the stop 22, the left end of the seesaw rod 32 is in sliding connection with the bottom of the rotary disc 31, the left end of the protective cover 18 is provided with a hexagonal groove 36, the outer side of the bottom of the hexagonal rod 33 is in sliding contact with the inner wall of the hexagonal groove 36, the protection mechanism is used for protecting the head of a passenger, the situation that private objects and other dangerous objects of other passengers hit the head of the protective cover 18 when the automobile turns on one side can be prevented, and the passenger can shade the sun, and the head of the passenger can lean against the damping mechanism when the passenger has a rest, the damping mechanism comprises a connecting shaft 7, a damping spring 8, a matching rod 9 and a sliding block 10, the number of the connecting shaft 7, the damping spring 8, the matching rod 9 and the sliding block 10 is two, the connecting shaft 7 is fixedly connected with the inner wall of the sleeve 4, the sliding block 10 is of a hollow structure, the sliding block 10 is sleeved on the connecting shaft 7, the damping spring 8 is fixedly connected with the sliding block 10, the top end of the matching rod 9 is rotatably connected with the bottom of the seat 1, the bottom end of the matching rod 9 is rotatably connected with the top of the sliding block 10, the damping mechanism is used for reducing the vibration generated when the automobile runs so as to reduce the uncomfortable feeling of the passenger, a baffle ring 26 is fixedly installed on the inner wall of the telescopic base 2, the baffle ring 26 is sleeved on the threaded rod 12, and the baffle ring 26 is used for preventing the meshing disc 23 from rising, when the threaded rod 12 pushes the threaded sleeve 11, the threaded rod 12 cannot move, meanwhile, the support performance of the threaded rod 12 and the threaded sleeve 11 on the seat 1 is improved, a rectangular groove 24 is formed in the top of the front side of the threaded rod 12, a butt joint rod 25 is fixedly installed at the bottom end of an output shaft of the motor 15, the butt joint rod 25 is in sliding connection with the inner wall of the rectangular groove 24, after the motor 15 starts to rotate, the threaded rod 12 is unlocked firstly, then the threaded rod 12 is driven to rotate, a plurality of meshing grooves which are arranged at equal intervals are formed in the meshing disc 23, the meshing rod 27 is in sliding contact with the inner wall of the meshing groove, when the meshing rod 27 is meshed with the meshing groove, the meshing rod 27 can position the meshing disc 23, a processor 38 is fixedly installed at the bottom of the seat 1, an alarm 37 is fixedly installed on the right side of the telescopic base 2, the processor 38 is electrically connected with the alarm 37, and the processor 38 is electrically connected with the safety belt 17, the processor 38 is electrically connected to the motor 15, the processor 38 is used for controlling the alarm 37 and the motor 15, and when the pressure sensor 39 detects that the occupant sits on the seat 1 and the processor 38 detects that the occupant does not fasten the seat belt 17, the processor 38 will activate the alarm 37 to remind the occupant to fasten the seat belt 17.
The working principle is as follows: when the seat 1 is used, the telescopic base 2 is firstly installed in an automobile through the installation frame 3, when the damping force of the seat 1 needs to be adjusted, the damping force of the seat 1 needs to be adjusted according to the weight of different passengers due to different weights of the passengers, the motor 15 is started through the processor 38, the motor 15 is started and simultaneously drives the driving gear 29 and the butting rod 25 to rotate, the driving gear 29 drives the two sliding racks 28 to be away from each other, the two sliding racks 28 expand the two sliding rods 16, the sliding rods 16 firstly compress the positioning springs 13 and then drive the meshing rods 27 to be separated from the meshing disc 23, the meshing disc 23 and the threaded rod 12 are released from positioning, at the moment, the two sliding racks 28 and the driving gear 29 are in a state of repeated meshing and separation, the driving gear 29 idles, then the butting rod 25 contacts with the inner wall of the rectangular groove 24 and drives the threaded rod 12 to rotate, the threaded rod 12 rotates in the threaded sleeve 11 and pushes the threaded sleeve 11 downwards, the threaded sleeve 11 pushes the sliding plate 6 downwards, the sliding plate 6 compresses the compression spring 5 downwards, the initial state of the compression spring 5 is adjusted, namely, the adjustment of the damping force of the seat 1 is realized, after the adjustment is finished, the processor 38 stops the motor 15 to drive the gear 29 to release two sliding racks 28, the two sliding rods 16 are reset through the four positioning springs 13, the sliding rods 16 drive the two meshing rods 27 to be respectively inserted into meshing grooves on the left side and the right side of the meshing disc 23 to position the meshing disc 23, the threaded rod 12 is prevented from rotating due to the vibration generated in the driving process of an automobile, when the sliding rods 16 are pushed by the positioning springs 13, the two sliding rods 16 respectively push the two sliding racks 28 to reset, and the two sliding racks 28 drive the gear 29 to rotate reversely, the driving gear 29 drives the output shaft of the motor 15 to rotate reversely, the output shaft of the motor 15 drives the butt rod 25 to the middle position of the rectangular groove 24, the next adjustment is convenient, when the passenger needs to be protected, firstly, the safety belt 17 is used for protection, when the passenger sits on the seat 1, the pressure sensor 39 is pressed downwards and triggers the pressure sensor 39, the pressure sensor 39 transmits a signal to the processor 38, the detection that the seat 1 is occupied or not occupied is realized, the processor 38 detects whether the safety belt 17 is buckled or not, if the safety belt is buckled, the alarm 37 is started to remind the passenger to buckle the safety belt 17, the head of the passenger can be buckled, the protective cover 18 is buckled, the head of the passenger is protected by the protective cover 18, the situation that the head of the passenger is hit by personal objects and other dangerous objects of other passengers when the automobile turns over on the side is prevented, and meanwhile, the protective cover 18 can also shade the passenger, when the protective cover 18 is not needed, the pull rod 19 is pulled at the front side of the protective cover 18, the pull rod 19 firstly contracts the return spring 20 and then pulls the seesaw rod 32 to drive the seesaw rod 32 to rotate at the front side of the protective cover 18, the seesaw rod 32 upwards tilts the rotary disc 31, the rotary disc 31 can pull the driving rod 34, the driving rod 34 then pulls the hexagonal rod 33 to drive the hexagonal rod 33 to be separated from the hexagonal groove 36, the protective cover 18 is positioned, then the protective cover 18 can freely rotate on the seat 1 and then upwards lifts the protective cover 18, at the moment, the protective cover 18 is opened, then the pull rod 19 is released, the pull rod 19 is reset through the return spring 20, the hexagonal rod 33 is reset through the meshing spring 35, the meshing spring 35 pushes the hexagonal rod 33 to reset, the hexagonal rod 33 is meshed with the hexagonal groove 36 again to position the current position of the protective cover 18, is convenient to use.
The invention also provides a protection method of the automobile anti-collision shock absorption seat for protecting the passengers, which comprises the following steps:
s1: when the seat 1 is used, the telescopic base 2 is firstly installed in an automobile through the installation frame 3;
s2: when the damping force of the seat 1 needs to be adjusted, because the weights of the passengers are different, the damping force of the seat 1 needs to be adjusted according to the weights of different passengers, the motor 15 is started through the processor 38, the motor 15 is started and drives the driving gear 29 and the abutting rod 25 to rotate simultaneously, the driving gear 29 drives the two sliding racks 28 to move away from each other, the two sliding racks 28 expand the two sliding rods 16, the sliding rods 16 compress the positioning springs 13 first, then the engaging rods 27 are driven to separate from the engaging discs 23, the engaging discs 23 and the threaded rods 12 are positioned and removed, at the moment, the two sliding racks 28 and the driving gear 29 are in a state of being repeatedly engaged and separated, the driving gear 29 idles, then the abutting rod 25 contacts with the inner wall of the rectangular groove 24 and drives the threaded rods 12 to rotate, the threaded rods 12 rotate in the threaded sleeves 11 and push the threaded sleeves 11 downwards, the threaded sleeve 11 pushes the sliding plate 6 downwards again, the sliding plate 6 compresses the compression spring 5 downwards again, the initial state of the compression spring 5 is adjusted, namely, the adjustment of the damping force of the seat 1 is realized, after the adjustment is finished, the processor 38 stops the motor 15, drives the gear 29 to release the two sliding racks 28, the two sliding rods 16 are reset through the four positioning springs 13, the sliding rods 16 drive the two meshing rods 27 to be respectively inserted into the meshing grooves on the left side and the right side of the meshing disc 23, the engaging disc 23 is positioned, so as to prevent the threaded rod 12 from rotating caused by vibration generated during the driving process of the automobile, when the sliding rods 16 are pushed by the positioning springs 13, the two sliding rods 16 respectively push the two sliding racks 28 to reset, the two sliding racks 28 drive the driving gear 29 to rotate reversely, the driving gear 29 drives the output shaft of the motor 15 to rotate reversely, and the output shaft of the motor 15 drives the butt-joint rod 25 to the middle position of the rectangular groove 24;
s3: when needing to protect the passenger, firstly, the passenger is protected by the safety belt 17, when the passenger sits on the seat 1, the pressure sensor 39 is pressed down and the pressure sensor 39 is triggered, the pressure sensor 39 transmits a signal to the processor 38, the detection of whether the seat 1 is occupied or not is realized, the processor 38 detects whether the safety belt 17 is buckled or not, and if the safety belt 17 is not buckled, the alarm 37 is started to remind the passenger to buckle the safety belt 17;
s4: the head of the passenger can be protected by buckling the protective cover 18, the protective cover 18 can protect the head of the passenger when the automobile is turned on one side, personal objects and other dangerous objects of other passengers can be prevented from hitting the head of the passenger when the automobile is turned on one side, meanwhile, the protective cover 18 can also shade the passenger and can be used for the head of the passenger to lean against when the passenger has a rest, when the protective cover 18 is not needed, the pull rod 19 can be pulled on the front side of the protective cover 18, the pull rod 19 firstly contracts the return spring 20 and then pulls the seesaw rod 32 to drive the seesaw rod 32 to rotate on the front side of the protective cover 18, the seesaw rod 32 then upwarps the turntable 31, the turntable 31 can pull the driving rod 34, the driving rod 34 then pulls the hexagonal rod 33 to drive the hexagonal rod 33 to be separated from the hexagonal groove 36, the protective cover 18 is unlocked, then the protective cover 18 can freely rotate on the seat 1, then the protective cover 18 is lifted upwards, and the protective cover 18 is opened, then the pull rod 19 is released again, the pull rod 19 is reset through the reset spring 20, the hexagonal rod 33 is reset through the meshing spring 35, the meshing spring 35 pushes the hexagonal rod 33 to reset again, and the hexagonal rod 33 is meshed with the hexagonal groove 36 again to position the current position of the shield 18. 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 (8)

1. A vehicle anti-collision shock-absorbing seat for protecting passengers comprises a seat (1) and is characterized in that a telescopic base (2) is fixedly mounted at the bottom of the seat (1), a mounting frame (3) is fixedly mounted on the left side and the right side of the telescopic base (2), the seat (1) is of a hollow structure, a safety belt (17) is fixedly mounted on the seat (1), a motor (15) is fixedly mounted at the bottom of the seat (1), a sleeve (4) is fixedly mounted on the inner wall of the bottom of the telescopic base (2), a compression spring (5) is fixedly mounted on the inner wall of the sleeve (4), a sliding plate (6) is fixedly mounted at the top of the compression spring (5), the outer side of the sliding plate (6) is in sliding connection with the inner wall of the sleeve (4), and a threaded sleeve (11) is fixedly mounted at the top of the sliding plate (6), a threaded rod (12) is connected to the threaded sleeve (11) through an internal thread, the threaded rod (12) is matched with an output shaft of a motor (15), a protection mechanism is arranged on the seat (1), a damping mechanism is arranged in the telescopic base (2) and matched with the seat (1), a positioning mechanism is arranged in the telescopic base (2) and matched with the output shaft of the motor (15);
the positioning mechanism comprises positioning springs (13), a fixed rod (14), a sliding rod (16), an engagement disc (23), engagement rods (27), sliding racks (28) and a driving gear (29), the number of the engagement rods (27), the fixed rod (14), the sliding rod (16) and the sliding racks (28) is two, the number of the positioning springs (13) is four, the top of the fixed rod (14) is fixedly connected with the bottom of the seat (1), the top end of the sliding rod (16) is slidably connected with the bottom of the seat (1), the left end and the right end of the positioning springs (13) are respectively fixedly connected with the sliding rods (16) and the fixed rod (14), the driving gear (29) is sleeved on an output shaft of a motor (15), the sliding racks (28) are slidably connected on the inner wall of the telescopic base (2), the two sliding racks (28) are respectively engaged with the front side and the rear side of the driving gear (29), the threaded rod (12) is sleeved with the meshing disc (23), the meshing rod (27) is fixedly connected with the sliding rod (16), and the meshing rod (27) is matched with the meshing disc (23).
2. The automobile anti-collision shock-absorbing seat for protecting passengers according to claim 1, wherein the protecting mechanism comprises a shield (18), a pull rod (19), a return spring (20), a mounting plate (21), a stop block (22), a support (30), a turntable (31), a seesaw rod (32), a hexagonal rod (33), a driving rod (34) and an engaging spring (35), the number of the mounting plates (21) is two, the mounting plates (21) are fixedly connected with the top of the seat (1), the left end of the shield (18) is rotatably connected with the mounting plate (21), the support (30) is fixedly connected with the mounting plate (21) at the front position, the turntable (31) is fixedly connected with the driving rod (34), the driving rod (34) penetrates through the support (30), the bottom end of the driving rod (34) is fixedly connected with the top end of the hexagonal rod (33), the engaging spring (35) is sleeved on the driving rod (34), the top end of the engaging spring (35) is fixedly connected with the bottom of the support (30), the bottom end of the engaging spring (35) is fixedly connected with the top end of the hexagonal rod (33), the hexagonal rod (33) is matched with the protective cover (18), the seesaw rod (32) is rotatably connected with the protective cover (18), the pull rod (19) is rotatably connected with the seesaw rod (32), the return spring (20) is fixedly sleeved on the pull rod (19), the stop block (22) is of a hollow structure, the rear side of the stop block (22) is fixedly connected with the front side of the protective cover (18), the pull rod (19) penetrates through the stop block (22) and is slidably connected with the inner wall of the stop block (22), the left end of the return spring (20) is fixedly connected with the left side of the stop block (22), and the left end of the turn rod (32) is slidably connected with the bottom of the rotary table (31), hexagonal grooves (36) are formed in the left end of the protective cover (18), and the outer sides of the bottoms of the hexagonal rods (33) are in sliding contact with the inner walls of the hexagonal grooves (36).
3. The vehicle crash cushion seat for protecting an occupant according to claim 1, the damping mechanism comprises a connecting shaft (7), a damping spring (8), a matching rod (9) and a sliding block (10), the connecting shafts (7), the damping springs (8), the matching rods (9) and the sliding blocks (10) are all two in number, the connecting shaft (7) is fixedly connected with the inner wall of the sleeve (4), the sliding block (10) is of a hollow structure, the sliding block (10) is sleeved on the connecting shaft (7), the damping spring (8) is sleeved on the connecting shaft (7), the damping spring (8) is fixedly connected with the sliding block (10), the top end of the matching rod (9) is rotatably connected with the bottom of the seat (1), the bottom end of the matching rod (9) is rotatably connected with the top of the sliding block (10).
4. The vehicle anti-collision shock-absorbing seat for protecting passengers as claimed in claim 1, wherein a stop ring (26) is fixedly mounted on the inner wall of the telescopic base (2), and the stop ring (26) is sleeved on the threaded rod (12).
5. The vehicle anti-collision shock-absorbing seat for protecting passengers as claimed in claim 1, wherein a rectangular groove (24) is formed at the top of the front side of the threaded rod (12), a butt joint rod (25) is fixedly mounted at the bottom end of the output shaft of the motor (15), and the butt joint rod (25) is slidably connected with the inner wall of the rectangular groove (24).
6. The crash-proof and shock-absorbing seat for an automobile for protecting an occupant as claimed in claim 1, wherein said engagement plate (23) is formed with a plurality of engagement grooves arranged at equal intervals, and said engagement bar (27) is in sliding contact with inner walls of the engagement grooves.
7. The vehicle anti-collision shock-absorbing seat for protecting an occupant according to claim 1, wherein a processor (38) is fixedly mounted at the bottom of the seat (1), an alarm (37) is fixedly mounted at the right side of the telescopic base (2), the processor (38) is electrically connected with the alarm (37), the processor (38) is electrically connected with a safety belt (17), and the processor (38) is electrically connected with a motor (15).
8. A method for protecting a vehicle crash cushion seat for protecting occupants, comprising the steps of:
s1: when the seat (1) is used, the telescopic base (2) is installed in an automobile through the installation frame (3);
s2: when the damping force of the seat (1) needs to be adjusted, the motor (15) is started through the processor (38), the motor (15) is started to unlock the meshing disc (23) and the threaded rod (12) through the positioning mechanism, then the threaded rod (12) is driven to rotate, the threaded rod (12) can rotate in the threaded sleeve (11) and pushes the threaded sleeve (11) downwards, the threaded sleeve (11) pushes the sliding plate (6) downwards, the sliding plate (6) compresses the compression spring (5) downwards, the initial state of the compression spring (5) is adjusted, after adjustment is completed, the processor (38) stops the motor (15), the gear (29) is driven to release the two sliding racks (28), the two sliding rods (16) can reset through the four positioning springs (13), the sliding rods (16) drive the two meshing rods (27) to be respectively inserted into meshing grooves on the left side and the right side of the meshing disc (23), the meshing disc (23) is positioned, when the sliding rods (16) are pushed by the positioning springs (13), the two sliding rods (16) respectively push the two sliding racks (28) to reset, the two sliding racks (28) drive the driving gear (29) to rotate reversely, the driving gear (29) drives the output shaft of the motor (15) to rotate reversely, and the output shaft of the motor (15) drives the butt-joint rod (25) to the middle position of the rectangular groove (24);
s3: when needing to protect a passenger, firstly, the passenger is protected through the safety belt (17), when the passenger sits on the seat (1), the pressure sensor (39) is pressed down and the pressure sensor (39) is triggered, the pressure sensor (39) transmits a signal to the processor (38), the detection that whether the seat (1) is occupied or not is achieved, the processor (38) detects whether the safety belt (17) is buckled or not, and if the safety belt is not buckled, the alarm (37) is started to remind the passenger to buckle the safety belt (17);
s4: when the shield (18) is not needed, the pull rod (19) can be pulled at the front side of the shield (18), the pull rod (19) controls the protection mechanism to unlock the shield (18), then the shield (18) can freely rotate on the seat (1), then the shield (18) is lifted upwards, at the moment, the shield (18) is opened, then the pull rod (19) is released, the pull rod (19) is reset through the reset spring (20), and the current position of the shield (18) is located.
CN202111091719.7A 2021-09-17 2021-09-17 Automobile anti-collision damping seat for protecting passengers and protection method Active CN113525201B (en)

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