CN108528381B - Safety belt device for vehicle - Google Patents

Safety belt device for vehicle Download PDF

Info

Publication number
CN108528381B
CN108528381B CN201810266862.7A CN201810266862A CN108528381B CN 108528381 B CN108528381 B CN 108528381B CN 201810266862 A CN201810266862 A CN 201810266862A CN 108528381 B CN108528381 B CN 108528381B
Authority
CN
China
Prior art keywords
chest
belt
strap
pregnant woman
seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201810266862.7A
Other languages
Chinese (zh)
Other versions
CN108528381A (en
Inventor
尹高纪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Geely Holding Group Co Ltd, Zhejiang Geely Automobile Research Institute Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN201810266862.7A priority Critical patent/CN108528381B/en
Publication of CN108528381A publication Critical patent/CN108528381A/en
Application granted granted Critical
Publication of CN108528381B publication Critical patent/CN108528381B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/18Anchoring devices
    • B60R22/20Anchoring devices adjustable in position, e.g. in height
    • B60R22/201Anchoring devices adjustable in position, e.g. in height with the belt anchor connected to a slider movable in a vehicle-mounted track
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/18Anchoring devices
    • B60R22/26Anchoring devices secured to the seat
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R2022/008Belts; Fixing thereof specially adapted for pregnant users
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/02Semi-passive restraint systems, e.g. systems applied or removed automatically but not both ; Manual restraint systems
    • B60R2022/027Four-point seat belt systems, e.g. with the two upper points connected together

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automotive Seat Belt Assembly (AREA)
  • Seats For Vehicles (AREA)

Abstract

The invention provides a safety belt device of a vehicle, and relates to a vehicle seat. The seatbelt apparatus includes: a first harness member for wearing by a pregnant woman or by an ordinary passenger, the first harness member being mounted within a seat back of the seat; the first safety belt piece is independently used or is combined with the buckling butt joint part, so that the safety belt device can be mutually converted between a wearing state of a pregnant woman and a wearing state of a common passenger. The seat belt device of the vehicle of the present invention has the adjusting unit capable of converting the first seat belt element into the wearing state for the pregnant woman or the wearing state for the ordinary passenger, and the second seat belt element capable of being hidden in the seat, so that the seat belt device can be converted between the wearing state for the pregnant woman and the wearing state for the ordinary passenger, and the seat belt device can be fully used.

Description

Safety belt device for vehicle
This application is a divisional application of the invention patent application entitled "seatbelt device for vehicle seat" filed 2016, 29/2, and having an application number of 201610113354.6.
Technical Field
The present invention relates to a vehicle seat, and more particularly, to a seatbelt apparatus for a vehicle.
Background
Vehicle safety belts are important devices for protecting passengers. For the pregnant women taking the two vehicles, the pregnant women need to wear special safety belts due to the body shapes of the pregnant women and the reasons of the pregnant women. Moreover, the safety belt worn by the pregnant woman can be required to avoid the fetus when the vehicle is braked emergently, so that the pregnant woman and the fetus can be effectively protected.
At present, the safety belt of the pregnant woman is not matched with a vehicle seat generally, but is configured afterwards so as to increase the effective protection of the pregnant woman and the fetus, and the safety belt configured afterwards can effectively protect the pregnant woman and the fetus to a certain extent.
However, the safety belts are only suitable for pregnant women, and the pregnant women are idle after using the safety belts, so that the use rate of the safety belts is low; also, because such harnesses are rear-mounted, they cannot be fully mated in an abutting relationship with a seat in the vehicle body.
Disclosure of Invention
An object of the present invention is to provide a seatbelt apparatus for a vehicle.
A further object of the present invention is to enable a seatbelt apparatus to be switched between a wearing state for a pregnant woman and a wearing state for a general passenger, so that the seatbelt apparatus is fully used.
Another further object of the present invention is to provide a safety belt device for pregnant women, which can be fully mated with a seat in a vehicle body, so that the safety belt device has the functions of furling, locking, pre-tightening, force limiting, etc., thereby effectively protecting pregnant women.
In particular, the present invention provides a seatbelt apparatus for a vehicle, the seatbelt apparatus including:
a first harness member for wearing by a pregnant woman or by an average passenger, the first harness member being mounted within a seat back of a seat of the vehicle;
the first safety belt piece is independently used or is combined with the buckling butt joint part, so that the safety belt device can be mutually converted between a wearing state of a pregnant woman and a wearing state of a common passenger.
Further, the first safety belt piece comprises a left chest belt and a right chest belt, wherein in a wearing state of the pregnant woman, the left chest belt and the right chest belt are in an X shape and are fixedly connected at the node of the X shape so as to restrain the chest of the pregnant woman; in a wearing state of a common passenger, the left chest belt is fixedly connected with the buckling butt joint part, or the left chest belt and the right chest belt are respectively and fixedly connected with the corresponding buckling butt joint part so as to restrain the common passenger;
preferably, the two buckling butt-joint parts are respectively arranged at the left side and the right side of the seat, the first safety belt piece further comprises a first buckling assembly, the first buckling assembly comprises a first left buckling piece arranged on the left chest belt and a first right buckling piece arranged on the right chest belt, and the first left buckling piece and the first right buckling piece can be buckled and fixedly connected to enable the left chest belt and the right chest belt to be connected in an X shape and restrain the chest of a pregnant woman in a wearing state of the pregnant woman;
in a wearing state of an ordinary passenger, the first left buckling piece is fixedly buckled with the buckling butt joint part on the right side of the seat, or the first left buckling piece and the first right buckling piece are fixedly buckled with the buckling butt joint part on the right side of the seat and the buckling butt joint part on the left side of the seat respectively, so that the ordinary passenger is restrained.
Further, first safety belt spare still have set up in chest area coiler in the seat, chest area coiler is used for control left side chest area and right side chest area for the length that the back of the chair stretches out, so that the lock butt joint portion can with left side chest area or right chest area looks lock.
Furthermore, the chest belt retractor is provided with a left winding part and a right winding part, two ends of the left chest belt are wound on the left winding part so that the two ends of the left chest belt can be simultaneously extended or shortened, and two ends of the right chest belt are wound on the right winding part so that two ends of the right chest belt can be simultaneously extended or shortened;
preferably, the left furling part and the right furling part can be furled synchronously or not.
Further, the first safety belt piece is also provided with two heightening devices which are arranged corresponding to the left chest belt and the right chest belt,
in the wearing state of the pregnant woman, the height adjuster can adjust the distance between the two bottom ends of the X-shape and the seat cushion so as to facilitate the wearing of the pregnant women with different gestational ages; in a common passenger wearing state, the height adjuster can enable the bottom of the left chest belt or the right chest belt to be close to the seat cushion, so that the left chest belt or the right chest belt can restrain the abdomen of the common passenger;
preferably, the height adjuster includes:
a chest strap docking portion that is respectively mated with the left chest strap or the right chest strap; and
the guide part is mounted on the side wall of the seat and matched with the chest belt butt-joint part, and in the wearing state of the pregnant woman, the distance between the two bottom ends of the X shape and the seat cushion is adjusted by changing the position of the chest belt butt-joint part relative to the guide part, so that the pregnant woman with different gestational ages can conveniently wear the pregnant woman; and in a wearing state of the ordinary passenger, the chest belt butt joint part is moved to the bottom of the guide part, so that the left chest belt or the right chest belt can restrain the abdomen of the ordinary passenger.
Furthermore, the guide parts are arranged at the side parts of the chair back, each guide part is provided with a strip-shaped groove body, the strip-shaped groove bodies are arranged along the vertical direction of the chair back,
the chest belt butt joint part is matched with the left chest belt or the right chest belt, and the chest belt butt joint part can move in a reciprocating mode in the strip-shaped groove body so as to change the wearing span of the left chest belt and the right chest belt;
preferably, a dustproof piece is arranged in the strip-shaped groove body.
Furthermore, the safety belt device also comprises a second safety belt piece for restraining the leg of the pregnant woman, the second safety belt piece can extend or retract relative to the seat cushion, and when the leg of the pregnant woman is restrained, the second safety belt piece is fixedly connected with the buckling butt joint part.
Further, the second safety belt piece is provided with a left leg belt and a right leg belt which can respectively restrain the legs of a pregnant woman, and a leg belt rolling piece used for controlling the left leg belt and the right leg belt to be folded and unfolded.
Furthermore, the second safety belt piece further comprises a second buckling assembly, the second buckling assembly comprises a second left buckling piece mounted at the outer end of the left leg belt and a second right buckling piece mounted at the outer end of the right leg belt, and the second left buckling piece and the second right buckling piece can be buckled and fixedly connected with the corresponding buckling butt joint parts, so that the left leg belt and the right leg belt can restrain the leg of a pregnant woman;
preferably, the leg band retractor is capable of extending or retracting the left leg band simultaneously with the right leg band.
Further, the buckling butt joint part is provided with a recognition circuit, when a vehicle collides, the recognition circuit controls the leg belt rolling piece to tighten the left leg belt and the right leg belt, and when the buckling butt joint part is buckled with the corresponding left leg belt or the right leg belt, the recognition circuit is set to be in a communication state.
The safety belt device of the vehicle of the invention can mutually convert the wearing state of the pregnant woman and the wearing state of the common passenger by using the first safety belt piece alone or combining the first safety belt piece with the buckling butt joint part. Compared with the pregnant woman safety belt which is arranged at the back in the prior art, the pregnant woman safety belt can meet the wearing requirements of the pregnant woman and the wearing requirements of common passengers, and therefore the safety belt device can be fully used.
Thereby greatly increasing the utilization ratio of the safety belt device compared with the prior safety belt special for pregnant women. And compared with the situation that the existing pregnant woman safety belt is arranged at the rear part, the first safety belt piece is arranged at the chair back, and the buckling butt joint part is arranged at the seat cushion. The arrangement realizes that the safety belt device can be completely matched with a seat in a vehicle body in a butt joint mode. In this way, on the one hand, the reliability of the restraint capability of the safety belt device on the pregnant woman during emergency braking of the vehicle is greatly increased; on the other hand, after the safety belt device is matched with the seat, the environment in the vehicle is more attractive and unique, and the comfort of passengers is improved.
Further, the first safety belt piece and the second safety belt piece of the invention are installed in the seat and are respectively controlled by the chest belt retractor and the leg belt retractor, so that the safety belt device of the invention can realize the functions of rolling, locking, pre-tightening, force limiting and the like, thereby being convenient to adjust and effectively restraining the pregnant woman when the vehicle is emergently braked.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic perspective view of the seatbelt apparatus according to one embodiment of the present invention in a maternity wearing state;
fig. 2 is an internal schematic perspective view of the harness arrangement in a state of being worn by a pregnant woman;
fig. 3 is a schematic perspective view of a first general passenger wearing state of the seatbelt apparatus;
fig. 4 is a schematic perspective view of a second general passenger wearing state of the seatbelt apparatus.
Detailed Description
The left and right in each of the following embodiments correspond to the left and right sides of a passenger seated normally on the seat 3 shown in any one of fig. 1 to 4.
Fig. 1 is a schematic perspective view of a seat belt apparatus according to an embodiment of the present invention in a wearing state by a pregnant woman, and as shown in fig. 1, the seat belt apparatus of a vehicle according to the embodiment may include: a first seatbelt 1, a snap abutment 24 and a seat 3 to which the seatbelt device is mounted. The first harness member 1 may be worn by a pregnant woman or a general passenger, and the first harness member 1 may be installed in the seat back 32 of the seat 3. It is to be noted that the ordinary passenger as described herein and hereinafter is mainly distinguished from the passengers of pregnant women, such as the elderly, children, men, and women who are not pregnant.
Fig. 3 is a schematic perspective view of a first general passenger wearing state of the seatbelt apparatus, and fig. 4 is a schematic perspective view of a second general passenger wearing state of the seatbelt apparatus. The description is made with reference to fig. 1, 3, and 4. The engagement abutment 24 may be provided at a seat cushion 31 of the seat 3, and the seatbelt device may be mutually converted between a wearing state of a pregnant woman and a wearing state of a general passenger by a single use of the first seatbelt piece 1 or a combined use thereof with the engagement abutment 24.
The safety belt device can be used by pregnant women and ordinary passengers, so that the utilization rate of the safety belt device is greatly increased compared with the existing safety belt special for the pregnant women. In contrast to the conventional maternity harness in which the first harness 1 is disposed at the rear, the first harness 1 is attached to the seat back 32, and the engagement abutment 24 is attached to the seat cushion 31. The arrangement realizes that the safety belt device can be completely matched with the seat 3 in the vehicle body in a butt joint mode. In this way, on the one hand, the reliability of the restraint capability of the safety belt device on the pregnant woman during emergency braking of the vehicle is greatly increased; on the other hand, after the safety belt device is matched with the seat 3, the environment in the vehicle is more beautiful and unique, and the comfort of passengers is improved.
Turning back to fig. 1 for further explanation, the first harness component 1 may comprise a left chest strap 11 and a right chest strap 12. In the wearing state of the pregnant woman, the left chest belt 11 and the right chest belt 12 may be in an X shape and may be fixedly connected at the node of the X shape, thereby restraining the chest of the pregnant woman. In an embodiment not shown, the first harness element 1 may further comprise two vertically arranged chest straps, and may be configured to restrain the chest of the pregnant woman by restraining the arms of the pregnant woman, respectively. Of course, in other embodiments, the first safety belt member 1 may have other specific structures as long as the first safety belt member 1 can effectively restrain the chest of the pregnant woman. In a wearing state of a common passenger, the left chest strap 11 may be fixedly connected to the fastening butt-joint portion 24, or the left chest strap 11 and the right chest strap 12 may be respectively and fixedly connected to the corresponding fastening butt-joint portion 24, so as to restrain the common passenger.
As will be described with reference to fig. 1, the two engagement abutment portions 24 may be provided on the left and right sides of the seat 3. The first harness member 1 may further include a first fastening component, which may include a first left fastening component 111 mounted on the left chest strap 11 and a first right fastening component 121 mounted on the right chest strap 12. When the pregnant woman wears the chest strap, the first left buckling piece 111 can be buckled and fixedly connected with the first right buckling piece 121, so that the left chest strap 11 and the right chest strap 12 can be connected in an X shape and can restrain the chest of the pregnant woman.
In the normal passenger wearing state, as shown in the first normal passenger wearing state shown in fig. 3, the first left fastener 111 can be fixedly fastened to the fastening butt-joint portion 24 on the right side of the seat 3, which is described with reference to fig. 1 to 3.
Alternatively, as shown in the second normal passenger wearing state of fig. 4, the first left fastener 111 and the first right fastener 121 may be respectively fastened to the right-side engagement butting portion 24 and the left-side engagement butting portion 24 of the seat 3 to restrain a normal passenger, more specifically, to restrain the upper half of the waist of the normal passenger. At this time, the left chest belt 11 and the right chest belt 12 restrain the common passenger at the same time, compared with the safety belt device in the prior art, the restraint area for the common passenger is larger, and when the vehicle is emergently braked, the impact pressure on the common passenger is smaller, so that the common passenger can be better protected, and the hurting of the common passenger by the safety belt is avoided.
Fig. 2 is an internal schematic perspective view of the harness device in a state of being worn by a pregnant woman. As described with reference to fig. 2, 3 and 4, the first seat belt member 1 may further include a chest belt retractor 14 disposed in the seat 3, and the chest belt retractor 14 may be configured to control the length of the left and right chest belts 11 and 12 extending out of the seat back 32. When the wearing state of the safety belt device is changed into the wearing state of a common passenger by a pregnant woman, the chest belt retractor 14 can enable the left chest belt 11 or the right chest belt 12 to be opposite to the chair back 32 to be extended, so that the buckling butt joint part 24 can be buckled with the left chest belt 11 or the right chest belt 12, and the common passenger can be restrained.
In order to further cooperate with the chest belt retractor 14, as shown in fig. 1, a left chest belt guide portion 321 and a right chest belt guide portion 322 may be installed on both sides of the top end of the seat back 32, and both the left chest belt guide portion 321 and the right chest belt guide portion 322 may be provided with guide holes for the left chest belt 11 and the right chest belt 12 to pass through, respectively. The guide holes allow the left and right chest bands 11 and 12 to be extended or retracted in a designated direction. The side walls of the guide holes are smooth side walls so that the left chest strap 11 and the right chest strap 12 can pass through the guide holes quickly.
Continuing from fig. 1 to fig. 2, regarding the specific structure of the chest strap retractor 14, as shown in fig. 2, the chest strap retractor 14 may have a left retracting portion 141 and a right retracting portion 142, and both ends of the left chest strap 11 may be retracted into the left retracting portion 141, so that both ends of the left chest strap 11 may be extended or shortened at the same time; both ends of the right chest band 12 may be wound around the right winding part 142 so that both ends of the right chest band 12 may be extended or shortened at the same time.
The left furling part 141 and the right furling part 142 may be consistent in structure and symmetrically arranged. The chest strap retractor 14 may also be provided with a chest strap functional cartridge. The left furling part 141 may include a furling disc and a furling shaft. The two ends of the left chest belt 11 can be furled to the furling disc, and the furling disc can be fixedly connected with one end of the furling shaft. The other end of the furling shaft can be rotatably connected with the chest belt function box. Functional parts such as a furling spring, a locking device, a pretensioner, a force limiter and the like can be arranged in the chest strap functional box. So that the left chest belt and the right chest belt can realize the functions of synchronous or asynchronous furling, locking and pre-tightening. It should be noted that the pretensioning may mean that, during emergency braking of the vehicle, the corresponding detection device in the vehicle tightens the left chest strap 11 and the right chest strap 12 to prevent the pregnant woman or the ordinary passenger from leaning forward, thereby effectively ensuring the safety of the pregnant woman or the ordinary passenger.
When the vehicle is braked suddenly and the safety belt device is pre-tightened, the two ends of the left chest belt 11 can be wound on the left winding part 141, and the two ends of the right chest belt 12 can be wound on the right winding part 142. Under the effect of chest belt retractor 14, the both ends of left chest belt 11 with the both ends of right chest belt 12 can tighten up fast, thereby make restraint pregnant woman or ordinary passenger that safety belt device can be timely to improve the effective protection to pregnant woman or ordinary passenger greatly.
Continuing to explain with fig. 2, both ends of the left chest strap 11 or the right chest strap 12 can be wound on the winding disc, so that the left chest strap 11 and the right chest strap 12 can be rapidly extended or shortened, thereby increasing the switching speed of the safety belt device between the wearing state of the pregnant woman and the wearing state of the ordinary passenger, and further making the use of the safety belt device more convenient.
The chest strap functional box allows the left winding unit 141 and the right winding unit 142 to be wound synchronously or asynchronously. So set up, can make left chest area 11 with right chest area 12 stretches out different length to make left chest area 11 or right chest area 12 can satisfy pregnant woman or ordinary passenger's various different position of sitting needs, make pregnant woman or ordinary passenger wear safety belt device is more comfortable.
In other embodiments, the chest belt retractor 14 may be installed in the seat back 31 or the seat cushion 32, and the chest belt retractors 14 may also be two and respectively control the retraction of the left chest belt 12 and the right chest belt 11.
Of course, in other embodiments, the height adjuster 13 may have other specific structures, as long as the height adjuster 13 has the function of adjusting the distance between the two bottom ends of the X shape relative to the seat cushion 31 in the wearing state of the pregnant woman, so as to facilitate wearing of the pregnant women of different gestational ages; and a function of bringing the bottom of the left chest band 12 or the right chest band 11 close to the seat cushion 31 in a state of being worn by an ordinary passenger so that the left chest band 12 or the right chest band 11 can restrain the abdomen of the ordinary passenger.
Turning to fig. 1 from fig. 2, the first harness member 1 may further include two height adjusters 13, the two height adjusters 13 may be provided corresponding to the left chest strap 12 and the right chest strap 11, and the height adjusters 13 may include a chest strap abutting portion 132 and a guide portion 131.
The chest strap interface 132 can mate with the left chest strap 11 or the right chest strap 12, respectively. The guide portion 131 may be mounted to a side wall of the seat 3. The guiding portion 131 may be matched with the chest strap interfacing portion 132, and the matching may be that the chest strap interfacing portion 132 is installed in the guiding portion 131. In the wearing state of the pregnant woman, the distance between the two bottom ends of the X-shape relative to the seat cushion 31 can be adjusted by changing the position of the chest belt butt-jointing part 132 relative to the guide part 131, so as to facilitate the wearing of the pregnant women with different gestational ages. Turning from fig. 2 to fig. 3, in the wearing state of the ordinary passenger, the chest strap abutting portion 132 may be moved to the bottom of the guide portion 131, so that the left chest strap 11 or the right chest strap 12 can restrain the abdomen of the ordinary passenger.
As will be described with reference to fig. 1, the guide 131 may be elongated and may be mounted to a side portion of the seat back 32 in a vertical direction of the seat back 32. Each guide portion 131 may be provided with an elongated slot 133, and the elongated slot 133 may be provided along the vertical direction of the seat back 32. Circular through holes are respectively formed in two ends of the strip-shaped groove body 133, and the circular through holes can facilitate installation and positioning of the butt joint parts of the chest straps at the two ends.
The chest strap interface 132 can mate with either the left chest strap 11 or the right chest strap 12. The chest strap docking portion 132 can reciprocate in the elongated slot 133 to change the wearing span of the left and right chest straps 11 and 12. Specifically, the positions of the chest strap abutting part 132 at the top and the middle of the guiding part 131 can be adjusted to facilitate wearing by pregnant women of different gestational ages. The position of the chest strap abutment portion 132 at the bottom of the guide portion 131 can be adjusted to restrain the abdomen of the general passenger.
Be located chest area 132 top left chest area 11 and right chest area 12 can stretch out the back of the chair 32 is located chest area 132 below left chest area 11 and right chest area 12 can hide in back of the chair 32.
A dustproof piece can be arranged in the strip-shaped groove 133. The dustproof piece can be a dustproof sheet made of flexible materials, so that the butt joint part of the chest strap can slide in the long-strip-shaped groove body 133, dust can be effectively prevented from entering the long-strip-shaped groove body 133, and the appearance of the height adjuster 13 is attractive.
Turning now to fig. 2 from fig. 1, the seat belt arrangement may further comprise a second seat belt element 2. The second harness part 2 may restrain a leg of the pregnant woman, and the second harness part 2 may include a left leg strap 21, a right leg strap 22, and a leg strap retractor 23. The left leg strap 21 and the right leg strap 22 may restrain both legs of the pregnant woman, respectively. The leg band receiver 23 may be used to control the extension or retraction of the left leg band 21 and the right leg band 22 relative to the seat cushion 31.
Compared with the safety belt for pregnant women in the prior art, when the vehicle is braked emergently, the safety belt device restrains the pregnant women through the left chest strap 11, the right chest strap 12, the left leg strap 21 and the right leg strap 22. So that the restraint area for the pregnant woman is larger and the impact pressure on the pregnant woman is smaller. Therefore, the fetus can be better protected, and the pregnant woman can not be injured by the safety belt, so that the protection effect on the pregnant woman and the fetus is greatly improved.
The second seatbelt member 2 may be disposed at the center of the top surface of the seat cushion 31. The center may be provided with a protrusion outlet of the left leg band 21 and the right leg band 22. The outlet may be a soft depression formed at the outer skin layer and the foam layer of the seat cushion 31. And a hard guide hole is arranged at the bottom end of the pit, and the hard guide hole can be the outlet.
In an embodiment not shown, when the seat belt device is worn by an ordinary passenger, the left leg strap 21 and the right leg strap 22 can be extended and fixed at the edge of the seat cushion 31 by fastening, clamping, strong magnet attraction, self-adhesive tape bonding, or the like. For example, the left leg strap 21 and the right leg strap 22 may be extended and fixed at the center of the front edge of the seat cushion 31 so as to obstruct the movement of the legs of the ordinary passenger as little as possible.
The second safety belt 2 may further include a second fastening component, the second fastening component includes a second left fastening component installed at the outer end of the left leg belt 21 and a second right fastening component installed at the outer end of the right leg belt 22, and the second left fastening component and the second right fastening component may be fastened and fixedly connected to the corresponding fastening butt-joint portion 24, so that the left leg belt 21 and the right leg belt 22 restrain the leg of the pregnant woman.
Continuing with FIG. 2, the leg band receiver 23 can extend or retract the left leg band 21 simultaneously with the right leg band 22. On one hand, as long as the left leg strap 21 or the right leg strap 22 is pulled out, the other right leg strap 22 or the left leg strap 21 synchronously extends out, so that the seat belt device can be quickly changed from a common passenger wearing state to a pregnant woman wearing state. On the other hand, during emergency braking of the vehicle, the leg band rolling member 23 can make the left leg band 21 and the right leg band 22 quickly tightened at the same time, so that the legs of the pregnant woman can be restrained quickly in time, thereby protecting the legs of the pregnant woman.
In other embodiments, the second seat belt element 2 may also be of other specific configurations. As long as the second harness member 2 can restrain the leg of the pregnant woman and does not obstruct the seating of the ordinary passenger on the seat 3.
Regarding the fastening method, the first left fastener 111, the second right fastener and the fastening butt-joint portion 24 on the left side of the seat 3 may be latch structures. The first right fastener 121, the second left fastener and the fastening and abutting portion 24 on the right side of the seat 3 may be latch abutting members. The clamping tongue structure can be buckled and butted with the clamping tongue butting piece.
In an embodiment, not shown, the engagement interfacing portion 24 may be provided with an identification circuit, which may cause the left leg band 21 and the right leg band 22 to be tightened by controlling the leg band receiver 23 when a vehicle collision occurs, and the identification circuit may be set in a communication state when the engagement interfacing portion 24 is engaged with the corresponding left leg band 21 or right leg band 22.
The use method of the safety belt device comprises the following steps:
1 application method of pregnant woman
The first left fastener 111 and the first right fastener 121 are fastened and fixedly connected to enable the left chest strap 11 and the right chest strap 12 to be connected in an X shape, so that the chest of a pregnant woman is restrained. The position of the chest strap abutting part 132 at the top and middle part of the guiding part 131 can be adjusted to be convenient for pregnant women of different gestational ages to wear or to be suitable for different sitting postures of the pregnant women. And drawing out the left leg belt 21 and the right leg belt 22, and fixedly fastening the second left fastener and the second right fastener with the corresponding fastening butting parts 24, so that the left leg belt 21 and the right leg belt 22 can restrain the legs of the pregnant woman and the wearing is finished.
Use method for converting wearing state of pregnant woman into wearing state of common passenger
The control leg band roll 23 retracts the left leg band 21 and the right leg band 22 into the leg band roll 23. Sliding the chest strap abutting portion 132 on the left (right) side of the seat 3 to the bottom end of the guiding portion 131, wherein the first left fastening member 111 is fixedly fastened to the fastening abutting portion 24 on the right side of the seat 3, or the first left fastening member 111 and the first right fastening member 121 are fixedly fastened to the fastening abutting portion 24 on the right side of the seat 3 and the fastening abutting portion 24 on the left side of the seat 3, respectively, the left chest strap 11 or the right chest strap 12 between the first left fastening member 111 or the first right fastening member 121 and the corresponding chest strap abutting portion 132 restrains the abdomen of the ordinary passenger, and the other section of the left chest strap 11 or the right chest strap 12 restrains the body above the waist of the ordinary passenger.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.

Claims (7)

1. A seatbelt apparatus for a vehicle, characterized by comprising:
a first harness element (1) for wearing by a pregnant woman or by a common passenger, said first harness element (1) being mounted in a seat back (32) of a seat (3) of said vehicle;
a buckling butt-joint part (24) arranged on a seat cushion (31) of the seat (3), and the first safety belt piece (1) is used alone or in combination with the buckling butt-joint part (24) to enable the safety belt device to be mutually switched between a wearing state of a pregnant woman and a wearing state of a common passenger; and
the second safety belt piece (2) is mounted in the seat cushion (31) and can extend or retract relative to the seat cushion (31) through the second safety belt piece (2), so that the second safety belt piece (2) can restrain the legs of a pregnant woman and can be hidden in the seat cushion (31), and when the legs of the pregnant woman are restrained, the second safety belt piece (2) is fixedly connected with the buckling butt joint part (24);
the first safety belt piece (1) comprises a left chest belt (11) and a right chest belt (12), wherein in a wearing state of a pregnant woman, the left chest belt (11) and the right chest belt (12) are in an X shape and are fixedly connected at a node of the X shape to restrain the chest of the pregnant woman;
the first harness part (1) further comprises two height adjusters (13), wherein the two height adjusters (13) are arranged corresponding to the left chest strap (12) and the right chest strap (11),
wherein, in the wearing state of the pregnant woman, the heightening device (13) can adjust the distance between the two bottom ends of the X shape and the seat cushion (31); in a common passenger wearing state, the height adjuster (13) can enable the bottom of the left chest belt (12) or the right chest belt (11) to be close to the seat cushion (31) so that the left chest belt (12) or the right chest belt (11) can restrain the abdomen of the common passenger;
the height adjuster (13) comprises:
a chest strap interface (132) that mates with the left chest strap (12) or the right chest strap (11), respectively; and
a guide part (131) mounted on the side wall of the seat (3), wherein the guide part (131) is matched with the chest belt butt-joint part (132), and the distance between the two bottom ends of the X shape and the seat cushion (31) is adjusted by changing the position of the chest belt butt-joint part (132) relative to the guide part (131) in the wearing state of the pregnant woman, so that the pregnant women with different gestational ages can wear the pregnant woman conveniently; in a normal passenger wearing state, moving the chest strap docking portion (132) to the bottom of the guide portion (131) so that the left chest strap (12) or the right chest strap (11) can restrain the abdomen of a normal passenger;
the guide parts (131) are arranged at the side parts of the chair back (32), each guide part (131) is provided with a long-strip-shaped groove body (133), the long-strip-shaped groove bodies (133) are arranged along the vertical direction of the chair back (32),
the chest strap butt joint part (132) is matched with the left chest strap (11) or the right chest strap (12), and the chest strap butt joint part (132) can move in a reciprocating manner in the strip-shaped groove body (133) so as to change the wearing span of the left chest strap (11) and the right chest strap (12);
circular through holes are respectively formed in two ends of the strip-shaped groove body (133).
2. The safety belt device as claimed in claim 1, characterized in that the left chest strap (11) is fixedly connected to the engagement abutment (24) or the left chest strap (11) and the right chest strap (12) are respectively fixedly connected to the corresponding engagement abutment (24) in a normal passenger wearing state to restrain a normal passenger.
3. The safety belt arrangement as claimed in claim 2, characterized in that the first safety belt part (1) further has a chest belt retractor (14) which is arranged in the seat (3), the chest belt retractor (14) being used to control the extent to which the left and right chest belts (11, 12) protrude with respect to the seat back (32) so that the engagement abutment (24) can be engaged with the left chest belt (11) or the right chest belt (12).
4. The seatbelt apparatus according to claim 3, wherein the chest belt retractor (14) has a left retracting portion (141) and a right retracting portion (142), both ends of the left chest belt (11) are retracted to the left retracting portion (141) so that both ends of the left chest belt (11) can be simultaneously extended or shortened, and both ends of the right chest belt (12) are retracted to the right retracting portion (142) so that both ends of the right chest belt (12) can be simultaneously extended or shortened.
5. The safety belt arrangement as claimed in any one of claims 1 to 4, characterized in that the second safety belt member (2) has a left leg strap (21) and a right leg strap (22) which are respectively configured to restrain the legs of a pregnant woman, and a leg strap retractor (23) for controlling retraction of the left leg strap (21) and the right leg strap (22).
6. The seat belt device according to claim 5, wherein the second seat belt member (2) further comprises a second fastening component, the second fastening component comprises a second left fastening component mounted at the outer end of the left leg belt (21) and a second right fastening component mounted at the outer end of the right leg belt (22), the second left fastening component and the second right fastening component can be fastened and fixed with the corresponding fastening butt-joint portions (24), so that the left leg belt (21) and the right leg belt (22) can restrain the leg of the pregnant woman.
7. The seatbelt apparatus according to claim 6, wherein the engagement butting portion (24) is provided with an identification circuit which causes the left leg strap (21) and the right leg strap (22) to be tightened by controlling the leg strap retractor (23) when a vehicle collision occurs, the identification circuit being set in a communication state when the engagement butting portion (24) is engaged with the corresponding left leg strap (21) or right leg strap (22).
CN201810266862.7A 2016-02-29 2016-02-29 Safety belt device for vehicle Active CN108528381B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810266862.7A CN108528381B (en) 2016-02-29 2016-02-29 Safety belt device for vehicle

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610113354.6A CN105564366B (en) 2016-02-29 2016-02-29 A kind of seat belt apparatus of seat
CN201810266862.7A CN108528381B (en) 2016-02-29 2016-02-29 Safety belt device for vehicle

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201610113354.6A Division CN105564366B (en) 2016-02-29 2016-02-29 A kind of seat belt apparatus of seat

Publications (2)

Publication Number Publication Date
CN108528381A CN108528381A (en) 2018-09-14
CN108528381B true CN108528381B (en) 2020-02-18

Family

ID=55875166

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201610113354.6A Active CN105564366B (en) 2016-02-29 2016-02-29 A kind of seat belt apparatus of seat
CN201810266862.7A Active CN108528381B (en) 2016-02-29 2016-02-29 Safety belt device for vehicle

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201610113354.6A Active CN105564366B (en) 2016-02-29 2016-02-29 A kind of seat belt apparatus of seat

Country Status (1)

Country Link
CN (2) CN105564366B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108622012B (en) * 2017-03-21 2023-07-25 姚凌 Additional safety pad of automobile seat belt for pregnant woman
CN108556788B (en) * 2018-01-24 2020-09-25 南京依维柯汽车有限公司 Automobile safety belt
CN110481394B (en) * 2019-08-29 2021-11-16 江苏长欣车辆装备有限公司 Detachable automobile seat backrest for pregnant woman
US12054117B1 (en) * 2023-04-20 2024-08-06 GM Global Technology Operations LLC Seatbelt system for individuals using a wheelchair in a vehicle

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992014627A1 (en) * 1991-02-15 1992-09-03 Ethel Grene A vehicle safety restraint
CN201800670U (en) * 2010-05-25 2011-04-20 长沙立中汽车设计开发有限公司 Wrapping type safety belt with leg straps for pregnant woman
ES2370445T3 (en) * 2006-09-22 2011-12-16 Tummy Shield Holdings Pty Limited SECURITY BELT RETAINING DEVICE AND SYSTEM.
CN202200939U (en) * 2011-07-28 2012-04-25 长沙立中汽车设计开发有限公司 Multifunctional combined safety belt for pregnant women
CN202345612U (en) * 2011-11-03 2012-07-25 延锋伟世通汽车电子有限公司 Safety belt for pregnant woman
CN103273902A (en) * 2013-05-21 2013-09-04 浙江吉利汽车研究院有限公司杭州分公司 Automobile safety belt, automobile seat and automobile with automobile seat
CN205498881U (en) * 2016-02-29 2016-08-24 浙江吉利汽车研究院有限公司 Vehicle seat's safety belt device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040051294A1 (en) * 2002-09-12 2004-03-18 Zhaoxia Xu Seat belt restraint system
DE20314924U1 (en) * 2003-09-25 2003-12-11 Autoliv Development Ab Safety arrangement with 2/3-point belt and side support
US20120274056A1 (en) * 2010-08-02 2012-11-01 Richard Dean Fan Safety seatbelt system for pregnant women
CN103318125B (en) * 2013-06-08 2015-10-28 奇瑞汽车股份有限公司 A kind of safety belt for pregnant woman anchor fitting and fixing means thereof
CN204641456U (en) * 2015-05-08 2015-09-16 北京汽车研究总院有限公司 A kind of automotive seat assembly and automobile

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992014627A1 (en) * 1991-02-15 1992-09-03 Ethel Grene A vehicle safety restraint
ES2370445T3 (en) * 2006-09-22 2011-12-16 Tummy Shield Holdings Pty Limited SECURITY BELT RETAINING DEVICE AND SYSTEM.
CN201800670U (en) * 2010-05-25 2011-04-20 长沙立中汽车设计开发有限公司 Wrapping type safety belt with leg straps for pregnant woman
CN202200939U (en) * 2011-07-28 2012-04-25 长沙立中汽车设计开发有限公司 Multifunctional combined safety belt for pregnant women
CN202345612U (en) * 2011-11-03 2012-07-25 延锋伟世通汽车电子有限公司 Safety belt for pregnant woman
CN103273902A (en) * 2013-05-21 2013-09-04 浙江吉利汽车研究院有限公司杭州分公司 Automobile safety belt, automobile seat and automobile with automobile seat
CN205498881U (en) * 2016-02-29 2016-08-24 浙江吉利汽车研究院有限公司 Vehicle seat's safety belt device

Also Published As

Publication number Publication date
CN105564366B (en) 2018-06-26
CN108528381A (en) 2018-09-14
CN105564366A (en) 2016-05-11

Similar Documents

Publication Publication Date Title
CN108528381B (en) Safety belt device for vehicle
CA2874810C (en) Apparatus for adapting a seatbelt for a child
US7513532B1 (en) Device to adjust tension in a shoulder belt
US9302644B2 (en) Reversible 3-point to 4-point seat belt system
KR20070029160A (en) Shoulder pad for vehicle seat belt
WO2007070930A1 (en) A seatbelt restraint
WO2004009411A1 (en) Vehicle seat belt system
JP2004130920A (en) Automobile seat belt unit
US2833555A (en) Vehicle safety belt
EP1690754B1 (en) Vehicle seat belt attachment
KR101438201B1 (en) Integrated type seat belt with seat and equipment method of it
US11535191B2 (en) Seatbelt assembly with enhanced shoulder belt positioning
US9340181B2 (en) Belt member and seatbelt apparatus including the belt member
CN210234720U (en) Child safety seat
KR200485361Y1 (en) Automotive seat belt use for beauty has been improved and easy put on
WO2002022406A1 (en) Safety belt system
EP4331924A1 (en) Automobile seat and lower limb restraining device for automobile seat
CN220281333U (en) Occupant restraint device and vehicle
WO2023222008A1 (en) Automobile seat and spinal support and restraint device for automobile seat
CN203126762U (en) Vehicle safety belt device
US10336293B2 (en) Motor vehicle comprising improved deflection member of a safety belt device and method
JP4702007B2 (en) Seat belt device
KR101468516B1 (en) Structure for safety belt of vehicle seat with safety vest
JP3075149U (en) Safety belt mechanism for seat
KR19990018482U (en) 3-point seat belt with 3 seats

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant