CN102975639A - Safety seat - Google Patents
Safety seat Download PDFInfo
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- CN102975639A CN102975639A CN201210586555XA CN201210586555A CN102975639A CN 102975639 A CN102975639 A CN 102975639A CN 201210586555X A CN201210586555X A CN 201210586555XA CN 201210586555 A CN201210586555 A CN 201210586555A CN 102975639 A CN102975639 A CN 102975639A
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- backrest
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- seat support
- safety
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Abstract
The invention discloses a safety seat, of which a backrest can be put down when a traffic accident occurs. The safety seat comprises a seat and the backrest hinged on the seat, wherein a safety belt socket is arranged on the seat; a safety belt is arranged on the backrest; one end of the safety belt extends into the safety belt socket, so that the safety belt is locked and can bind a passenger; the other end of the safety belt is fixed on the backrest; a turnover device capable of turning over the backrest backward is arranged between the seat and the backrest; the seat is fixed with the backrest by a locking device; and a trigger is connected onto the locking device and is used for controlling the locking device to unlock the seat and the backrest. The safety seat has the advantages that the seat is connected with the backset by the turnover device, and the turnover device immediately puts down the backrest when the trigger controls the locking device to release, so that the head of the passenger is located under an operating platform, and the passenger is safe.
Description
Technical field
The present invention relates to a kind of safety seat.
Background technology
During the seat of people on the transportation meanss such as design vehicle, train, the traveling comfort of seat should be considered, also its safety will be considered.The below take automobile as the example introduction under present seat commonly used, it comprises seat support and the backrest that is hinged on the seat support, be provided with the safety strap socket on the seat support, and safety strap is placed in the automobile shelf, in use, before people need to move the safety strap on the automobile shelf to body, and taking the lead on the safety strap inserted in the safety strap socket, people's health is held onto.When being in an emergency, seat is motionless with the automobile of this seat, and safety strap is not so that people can be thrown out of because of the inertia of automobile, and the safety air bag of automobile ejects the protection chaufeur simultaneously.Because the roof of automobile or train is thiner, in case during the traffic accident that the generation roof is crushed, roof can be crushed, and because the vehicle structure below the automobile operator's station horizontal surface is more, more withstand voltage with respect to car roof, can find out from a lot of these class traffic accidents, these class accidents of great majority all are that roof stops when being forced into the automobile operator's station substantially, but because the structure of existing safety air bag and seat, when accident, the head of chaufeur is higher than the automobile operator's station, if this type of traffic accident occurs so, chaufeur there is no the possibility of surviving.And usually except steering position, other seats all do not have safety air bag, to passenger's more not guarantee of life security.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of when accident, the safety seat that backrest can be fallen.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of safety seat, comprise seat support and the backrest that is hinged on the seat support, be provided with the safety strap socket on the seat support, be provided with safety strap on the described backrest, locking also can be pinioned the passenger after one end of safety strap stretched in the safety strap socket, the other end of safety strap is fixed on the backrest, fix by latching device between seat support and the backrest, be connected with the binary pair that can respond to external circumstances and trigger according to external circumstances on the latching device, binary pair control latching device carries out release to seat and backrest.
Described latching device comprises the snap ring that is arranged on the seat support and the clamp that is arranged on the backrest, clamp one side is hinged be used to the snap fit that catches on snap ring, also be hinged with card on the clamp, snap fit is perpendicular with card and link to each other by spring between the two, when snap fit is in the state that snap ring is caught on, thereby a side of card is being against under the effect of spring on the clamp so that also snap fit is propped up under the effect of another side at spring of card; Described binary pair links to each other with card by pull bar for flexible binary pair, flexible binary pair.Be provided with the draw-in groove corresponding with snap ring on the described clamp.Being provided with between described seat support and the backrest can be with the backrest turning device of overturning backward.Described turning device is the main torsion spring that is fixed on the seat support, and an end of main torsion spring is fixed on the backrest.
Described latching device comprises the clamp that is arranged on the backrest, be embedded with pin on the clamp, be provided with the pin-and-hole that matches with pin on the seat support, be provided with a circular cylindrical cavity in the clamp, the diameter of circular cylindrical cavity is greater than the diameter of pin, one end of pin inserts in the pin-and-hole after passing the cavity of clamp, pin is positioned on the position of cavity and is provided with spring catch, spring catch contacts with circular cylindrical cavity that bottom surface near pin-and-hole, and circular cylindrical cavity is provided with auxiliary spring between another bottom surface, and that end end that pin inserts pin-and-hole is provided with the inclined-plane; Described binary pair links to each other with the other end of pin by pull bar for flexible binary pair, flexible binary pair.Being provided with between described seat support and the backrest can be with the backrest turning device of overturning backward.Described turning device is the main torsion spring that is fixed on the seat support, and an end of main torsion spring is fixed on the backrest.
Be hinged with support on the described seat support, snap ring is arranged on the seat support by support, be provided with secondary torsion spring on the support, the outer end of secondary torsion spring links to each other with seat support, the torsion direction of secondary torsion spring is the direction that backrest is rotated forward, be provided with the tooth that one section arc is arranged on the support, be hinged with backrest angle on the seat support and regulate handle, one end of backrest angle adjusting handle is provided with and can snaps in the projection in the tooth on the support, backrest angle is regulated to be connected with on the handle and can be guaranteed that projection is stuck in the first interior spring of tooth on the support all the time, and the other end of the first spring is fixed on the seat support.
Be provided with safety strap winding wheel and safety strap guide rail in the described backrest, an end of safety strap is wrapped on the safety strap winding wheel, and the other end stretches out seat support by the safety strap guide rail, and the safety strap winding wheel is by motor-driven.
Described safety strap is rigid safety strap, and the safety strap guide rail is that the cross section is the hollow tubular of rectangle.
Described safety strap is the flexibility safety strap, the safety strap guide rail comprises two backbone block that are parallel to each other, be provided with row's roller between the two stands piece, roller is arranged on the backbone block by the axle rotation and an end of axle stretches out one of them backbone block, shaft extension goes out on the end of backbone block to be respectively arranged with gear, and adjacent gear is intermeshing, and safety strap is S-shaped to be passed adjacent rollers and clamped by adjacent rollers, and one of them gear passes through motor-driven.
The position that described backrest is positioned at the seat support hinged place is provided with ratchet, is hinged with the ratchet that matches with ratchet on the seat support, is provided with on the ratchet so that the torsion spring that ratchet and ratchet are close to or spring.
On the described seat support or the backrest handle or the button that between near the position the head of passenger is provided with for control ratchet and ratchet, unclamp.
The invention has the beneficial effects as follows: link to each other by turning device between seat support and the backrest, when binary pair control latching device unclamped, turning device fell backrest at once, thereby the head that guarantees the passenger is positioned at the service platform below, thereby guaranteed passenger's safety.
Description of drawings
Fig. 1 is the constructional drawing of the first embodiment of safety seat of the present invention;
Fig. 2 is the right elevation of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the partial enlarged drawing at B place among Fig. 1;
Fig. 5 is the left view of Fig. 4;
Fig. 6 be among Fig. 1 A to partial view;
Fig. 7 is the constructional drawing of the latching device that adopts of the second embodiment of safety seat of the present invention;
When Fig. 8 is safety seat employing flexibility safety strap of the present invention, the constructional drawing of safety strap guide rail;
Fig. 9 is that Fig. 8 is to flexibility safety strap mode of movement figure;
Figure 10 is the structural representation when backrest is lain down among Fig. 1.
Among the figure: 1, seat support, 2, backrest, 3, the safety strap socket, 4, safety strap, 5, snap ring, 6, clamp, 7, draw-in groove, 8, snap fit, 9, card, 10, the first spring, 11, flexible binary pair, 12, pull bar, 13, pin, 14, pin-and-hole, 15, spring catch, 16, cavity, 17, auxiliary spring, 18, main torsion spring, 19, the safety strap winding wheel, 20, the first motor, 21, hollow tubular, 22, spacing binary pair, 23, backbone block, 24, roller, 25, gear, 26, the second motor, 27, support, 28, secondary torsion spring, 29, tooth, 30, backrest angle is regulated handle, 31, projection, 32, snap close, 33, column, 34, flower wheel, 35, carriage, 36, tugboat, 37, the 3rd spring, 38, the 3rd motor, 39, the second spring, 40, ratchet, 41, ratchet, 42, front handlebar, 43, rear handle.
The specific embodiment
Below in conjunction with accompanying drawing, describe specific embodiments of the present invention in detail.
Such as Fig. 1, Fig. 2, Fig. 3, shown in Figure 10, the first embodiment of the present invention, a kind of safety seat, comprise seat support 1 and the backrest 2 that is hinged on the seat support 1, be provided with safety strap socket 3 on the seat support 1, be provided with safety strap 4 on the described backrest 2, one end of safety strap 4 stretches into the 3 interior rear lockings of safety strap socket and the passenger can be pinioned, the other end of safety strap 4 is fixed on the backrest, fix by latching device between seat support 1 and the backrest 2, be connected with the binary pair that can respond to external circumstances on the latching device, binary pair control latching device carries out release to seat 1 and backrest 2.For example, if safety seat of the present invention is used on the automobile, binary pair can link with the binary pair of safety air bag so, button also can be set in addition be used for triggering flip-flop operation.Being provided with between seat support 1 and the backrest 2 can be with backrest 2 turning device of overturning backward, described turning device is the main torsion spring 18 that is fixed on the seat support 1, one end of main torsion spring 18 (movable end or outer end) is fixed on the backrest 2, and the center-side of main torsion spring 18 is fixed on the seat support 1.In actual production, also can realize with spring the upset of backrest 2.If do not fill turning device, after the blocking device release, need passenger oneself to promote backrest 2 with back and make it to turn to level so, thereby guarantee that passenger's head is positioned at the service platform below of the vehicle.Had after the turning device, just need not passenger oneself and operated, in case after the blocking device release, backrest 2 under the effect of turning device automatic turning to level.
When actual production, in order to guarantee that latching device is when binary pair triggers, rapidly release between seat support 1 and the backrest 2, and promoting backrest 2 after the release can make the blocking device can be automatically that seat support 1 and backrest 2 lockings is firm, can adopt the latching device of following structure, such as Fig. 4, shown in Figure 5, described latching device comprises the snap ring 5 that is arranged on the seat support 1 and the clamp 6 that is arranged on the backrest 2, be provided with the draw-in groove 7 corresponding with snap ring 5 on the clamp 6, clamp 6 one sides are hinged be used to the snap fit 8 that catches on snap ring 5, also be hinged with card 9 on the clamp 6, snap fit 8 and card 9 are perpendicular and link to each other by the first spring 10 between the two, when snap fit 8 is in the state that snap ring 5 is caught on, a side of card 9 (among Fig. 5 on the card 9 side at an angle) thus being against on the clamp 6 so that another side of card 9 (among Fig. 5 on the card 9 another side at an angle) under the effect of the first spring 10 also props up snap fit 8 under the effect of the first spring 10; Described binary pair links to each other with card 9 by pull bar 12 for flexible binary pair 11, flexible binary pair 11.If backrest 2 will be designed to angle on the basis of above-mentioned latching device can regulate, can adopt so following angle regulator simple in structure, it comprises support hinged on the seat support 1 27, snap ring 5 is arranged on the seat support 1 by support 27, be provided with secondary torsion spring 28 on the support 1, the outer end of secondary torsion spring 28 links to each other with seat support 1, the torsion direction of secondary torsion spring 28 and the torsion opposite direction of main torsion spring 18, be provided with the tooth 29 that one section arc is arranged on the support 27, be hinged with backrest angle on the seat support 1 and regulate handle 30, an end of backrest angle adjusting handle 30 is provided with and can snaps in the projection 31 in the tooth 29 on the support 1.Backrest angle is regulated on the handle 30 and is connected with the second spring 39, the other end of the second spring 39 is fixed on the seat support 1, and the connection mode that the second spring 39 and backrest angle are regulated handle 30 need guarantee that backrest angle regulates projection 31 on the handle 30 and be stuck in all the time in the tooth 29 on the support 1.When adjusting angle of backrest, only need upwards draw backrest angle to regulate handle 30, the projection 31 of backrest angle adjusting handle 30 will break away from the tooth 29 on the support 1, support 1 just can drive backrest 2 by latching device and rotates together like this, because the effect of main torsion spring 18 and secondary torsion spring 28 is opposite, backrest 2 can not fallen by main torsion spring 18, thereby can realize the angular adjustment of backrest 2.
For convenient and safe with 4 conveying, be provided with safety strap winding wheel 19 and safety strap guide rail in the described backrest 2, one end of safety strap 4 is wrapped on the safety strap winding wheel, and the other end stretches out seat support 1 by the safety strap guide rail, and safety strap winding wheel 19 is driven by the first motor 20.
As shown in Figure 1, if selected safety strap 4 is rigid safety strap, then the safety strap guide rail is that the cross section is the hollow tubular 21 of rectangle, and the upper end of hollow tubular 21 is provided with the spacing binary pair 22 corresponding with the snap close 32 of safety strap 4 heads, spacing binary pair 22 and 20 interlocks of the first motor.In actual production, hollow tubular 21 is fixed in the backrest 2 by four root posts 33.Certainly can also link to each other by displacement adjustment device between hollow tubular 21 and column 33, be used for regulating the position of hollow tubular 21 exit end, displacement adjustment device can adopt the identical structure of backrest head regulative mode on the automobile.Safety strap winding wheel 19 right sides are provided with flower wheel 34 and drive the 3rd motor 38 that flower wheel 34 rotates, the below of flower wheel is provided with carriage 35, the middle part of carriage 35 is hinged on the backrest 2, the right-hand member of carriage 35 is provided with tugboat 36, the other end is connected with the 3rd spring 37, the other end of the 3rd spring 37 is fixed on the backrest 2, the effect of the 3rd spring 37 is that carriage 35 is played a downward application force, so that be affixed between the periphery of the tugboat 36 of carriage 35 right-hand members and flower wheel 34, because safety strap passes through between flower wheel 34 and tugboat 36, so because 38 pairs of flower wheels of the 3rd motor 34 have individual propulsive effort, thereby safety strap can be transferred out, reduce the propulsive effort of the first motor 20.
Such as Fig. 8, shown in Figure 9, if safety strap 4 is the flexibility safety strap, then the safety strap guide rail comprises two backbone block that are parallel to each other 23, be provided with row's roller 24 between the two stands piece 23, roller 24 is arranged on the backbone block 23 by the axle rotation and an end of axle stretches out one of them backbone block, shaft extension goes out on the end of backbone block 23 to be respectively arranged with gear 25, and adjacent gear 25 is intermeshing, safety strap 4 is S-shaped to be passed adjacent rollers 24 and is clamped by adjacent rollers 24, and one of them gear 25 drives by the second motor 26.In actual production, if do not need the flexibility safety strap automatically to emit, and adopt manually, the first motor 20 and the second motor 26 can be removed so.If safety strap is sent automatically, seat support 1 outside can arrange motor control assembly or induction installation so, is used for the startup of control motor.
As shown in Figure 6, the position that described backrest 2 is positioned at seat support 1 hinged place is provided with ratchet 40, is hinged with the ratchet 41 that matches with ratchet 40 on the seat support 1, is provided with on the ratchet 41 so that torsion spring or the spring that ratchet 41 and ratchet 40 are close to.On the described seat support 1 or the front handlebar 42 that between near the position the head of passenger is provided with for control ratchet 41 and ratchet 40, unclamps of backrest 2 or rear handle 43.In actual production, also can utilize button to realize above-mentioned functions.In actual production, front handlebar 42 directly can be linked to each other with ratchet 41, then after handle link to each other with ratchet 41 by iron wire etc.
The second embodiment of the present invention and the first embodiment are roughly the same, and its difference only is that the latching device that adopts is different, and it is simple in structure, and it is firm lock, and same structure just no longer describes in detail, below only introduce under the structure of latching device.As shown in Figure 7, described latching device comprises the clamp 6 that is arranged on the backrest 2, be embedded with pin 13 on the clamp 6, if being designed to angle, can regulate on backrest 2, be to be provided with the pin-and-hole 14 that matches with pin 13 on the seat support 1, if it is unadjustable that backrest 2 is designed to angle, pin-and-hole 14 is arranged on the seat support 1 so, and other structures are constant.Be provided with a circular cylindrical cavity 16 in the clamp 6, the diameter of circular cylindrical cavity 16 is greater than the diameter of pin 13, one end of pin 13 passes in the cavity 16 rear insertion pin-and-holes 14 of clamp 6, pin 13 is positioned on the position of cavity 16 and is provided with spring catch 15, spring catch 15 contacts with circular cylindrical cavity 16 that bottom surface near pin-and-hole 14, and is provided with auxiliary spring 17 between circular cylindrical cavity 16 another bottom surfaces; Described binary pair links to each other with the other end of pin 13 by pull bar 12 for flexible binary pair 11, flexible binary pair 11.That end end that pin 13 inserts pin-and-hole 14 is provided with the inclined-plane, the effect on this inclined-plane is when backrest 2 goes to latched position from level attitude, seat support 1 contacts with this inclined-plane and utilizes in the end income clamp 6 of this slope driving pin 13, along with being rotated further of seat support 1, when the end of pin 13 falls into pin-and-hole 14, pin 13 its end under the effect of auxiliary spring 17 falls into pin-and-hole 14 at once, thereby with the locking position of seat support 1 and backrest 2.
The below is take the first embodiment as example; introduce in detail lower principle of work of the present invention: as shown in Figure 1; after the passenger is sitting on the seat support 1; press the electric machine control button or inductor is sensed; thereby so that safety strap is sent safety strap 4 under the effect of the first motor 20 and/or the second motor 26; the passenger can insert the snap close 32 on the safety strap 4 safety strap socket 3 passenger is held onto; in case during accident; external conditions triggers flexible binary pair 11 work; perhaps when passenger's prediction is about to accident; can artificially trigger flexible flip-flop operation; as shown in Figure 5; flexible binary pair 11 clockwise rotates by pull bar 12 pulling cards 9; the position that card 9 contacts with snap fit 8 will break away from snap fit 8; snap fit 8 is after the conflict that has not had card 9; under the effect of the first spring 10; as shown in Figure 4; snap fit rotates counterclockwise; snap ring 5 will break away from the constraint of snap fit 8 like this; namely carry out release between backrest 2 and the seat support 1; in case release between backrest 2 and the seat support 1; backrest 2 just falls down under the effect of main torsion spring 18 at once backward; passenger's the upper part of the body is also just along with backrest 2 falls down; thereby the upper part of the body that guarantees the passenger is positioned at automobile; the service platform below of the vehicle such as train; the situation of running into head of passenger when having avoided other objects to be pressed onto on the vehicle occurs; guaranteed passenger's life security; when backrest 2 rotates; ratchet 40 also rotates thereupon; when backrest 2 is lain down fully; ratchet 41 is against on the ratchet 40; so that backrest 2 can't pop up; such benefit is; even no matter safety seat is after this to that direction upset; angle between seat support 1 and the backrest 2 can not change, thereby can be good at protecting passenger's safety.When danger is removed, handle 43 after passenger on the seat support 1 on the seat support 1 can draw the passenger of front handlebar 42 or seat support back to draw, so that ratchet 41 breaks away from ratchet 40, so just can be with upwards upset of backrest 2, and when the flute profile inner side edge of snap fit 8 touches snap ring 5, when continuing to promote backrest 2, snap ring 5 can have an application force to grab flute profile inner side edge, so that snap fit 8 clockwise rotates, when snap fit 8 resets fully, card 9 resets under the effect of the first spring 10, the side and the clamp 6 that are card 9 offset, and a face of another side and snap fit 8 offsets and hinder snap fit 8 and rotate counterclockwise, and namely snap fit 6 is locked, namely latching device is with the relative position locking of seat support 1 and backrest 2, and this safety seat can reuse.
The second embodiment is identical with the principle of work of the first embodiment, and its difference just is that the mode of operation of latching device is different, has again just introduced the principle of work of the second embodiment no longer in detail.
The present invention can be used for the vehicle such as automobile or motor-car, originally the passenger only is obedient to the generation of accident onboard, the place of also not hiding, and the effect of safety air bag is little, car is easy to overturn in order to dodge the other side in high-speed operation, and the people is dished out from car causes death.After now safety seat having been arranged, can reduce fatal accident, if automobile causes knocking into the back when rainy, the passenger of copilot is the most dangerous, in this case, passenger in the copilot also can utilize outside control to trigger binary pair, makes oneself along with backrest falls down to level moment, and is relatively safe, and tied up on the seat by safety strap, even the car upset can not throw away the passenger yet like this, avoid the passenger to come to harm, reduce passenger's mortality.
Claims (16)
1. safety seat, comprise seat support and the backrest that is hinged on the seat support, be provided with the safety strap socket on the seat support, it is characterized in that: be provided with safety strap on the described backrest, locking also can be pinioned the passenger after one end of safety strap stretched in the safety strap socket, the other end of safety strap is fixed on the backrest, fix by latching device between seat support and the backrest, be connected with the binary pair that can respond to external circumstances and trigger according to external circumstances on the latching device, binary pair control latching device carries out release to seat and backrest.
2. safety seat according to claim 1, it is characterized in that: described latching device comprises the snap ring that is arranged on the seat support and the clamp that is arranged on the backrest, clamp one side is hinged be used to the snap fit that catches on snap ring, also be hinged with card on the clamp, snap fit is perpendicular with card and link to each other by spring between the two, when snap fit is in the state that snap ring is caught on, thereby a side of card is being against under the effect of spring on the clamp so that also snap fit is propped up under the effect of another side at spring of card; Described binary pair links to each other with card by pull bar for flexible binary pair, flexible binary pair.
3. safety seat according to claim 2 is characterized in that: be provided with the draw-in groove corresponding with snap ring on the described clamp.
4. it is characterized in that according to claim 1 and 2 or 3 described safety seats: being provided with between described seat support and the backrest can be with the backrest turning device of overturning backward.
5. safety seat according to claim 4, it is characterized in that: described turning device is the main torsion spring that is fixed on the seat support, and an end of main torsion spring is fixed on the backrest.
6. safety seat according to claim 1, it is characterized in that: described latching device comprises the clamp that is arranged on the backrest, be embedded with pin on the clamp, be provided with the pin-and-hole that matches with pin on the seat support, be provided with a circular cylindrical cavity in the clamp, the diameter of circular cylindrical cavity is greater than the diameter of pin, one end of pin inserts in the pin-and-hole after passing the cavity of clamp, pin is positioned on the position of cavity and is provided with spring catch, spring catch contacts with circular cylindrical cavity that bottom surface near pin-and-hole, and circular cylindrical cavity is provided with auxiliary spring between another bottom surface, and that end end that pin inserts pin-and-hole is provided with the inclined-plane; Described binary pair links to each other with the other end of pin by pull bar for flexible binary pair, flexible binary pair.
7. safety seat according to claim 6 is characterized in that: being provided with between described seat support and the backrest can be with the backrest turning device of overturning backward.
8. safety seat according to claim 7, it is characterized in that: described turning device is the main torsion spring that is fixed on the seat support, and an end of main torsion spring is fixed on the backrest.
9. according to claim 1 and 2 or 3 or 6 or 7 or 8 described safety seats, it is characterized in that: be hinged with support on the described seat support, snap ring is arranged on the seat support by support, be provided with secondary torsion spring on the support, the outer end of secondary torsion spring links to each other with seat support, the torsion direction of secondary torsion spring is the direction that backrest is rotated forward, be provided with the tooth that one section arc is arranged on the support, be hinged with backrest angle on the seat support and regulate handle, one end of backrest angle adjusting handle is provided with and can snaps in the projection in the tooth on the support, backrest angle is regulated to be connected with on the handle and can be guaranteed that projection is stuck in the first interior spring of tooth on the support all the time, and the other end of the first spring is fixed on the seat support.
10. safety seat according to claim 4, it is characterized in that: be hinged with support on the described seat support, snap ring is arranged on the seat support by support, be provided with secondary torsion spring on the support, the outer end of secondary torsion spring links to each other with seat support, the torsion direction of secondary torsion spring is the direction that backrest is rotated forward, be provided with the tooth that one section arc is arranged on the support, be hinged with backrest angle on the seat support and regulate handle, one end of backrest angle adjusting handle is provided with and can snaps in the projection in the tooth on the support, backrest angle is regulated to be connected with on the handle and can be guaranteed that projection is stuck in the first interior spring of tooth on the support all the time, and the other end of the first spring is fixed on the seat support.
11. safety seat according to claim 5, it is characterized in that: be hinged with support on the described seat support, snap ring is arranged on the seat support by support, be provided with secondary torsion spring on the support, the outer end of secondary torsion spring links to each other with seat support, the torsion direction of secondary torsion spring is the direction that backrest is rotated forward, be provided with the tooth that one section arc is arranged on the support, be hinged with backrest angle on the seat support and regulate handle, one end of backrest angle adjusting handle is provided with and can snaps in the projection in the tooth on the support, backrest angle is regulated to be connected with on the handle and can be guaranteed that projection is stuck in the first interior spring of tooth on the support all the time, and the other end of the first spring is fixed on the seat support.
12. according to claim 1 and 2 or 3 or 6 or 7 or 8 described safety seats, it is characterized in that: be provided with safety strap winding wheel and safety strap guide rail in the described backrest, one end of safety strap is wrapped on the safety strap winding wheel, the other end stretches out seat support by the safety strap guide rail, and the safety strap winding wheel is by motor-driven.
13. safety seat according to claim 12 is characterized in that: described safety strap is rigid safety strap, and the safety strap guide rail is that the cross section is the hollow tubular of rectangle.
14. safety seat according to claim 12, it is characterized in that: described safety strap is the flexibility safety strap, the safety strap guide rail comprises two backbone block that are parallel to each other, be provided with row's roller between the two stands piece, roller is arranged on the backbone block by the axle rotation and an end of axle stretches out one of them backbone block, shaft extension goes out on the end of backbone block to be respectively arranged with gear, and adjacent gear is intermeshing, safety strap is S-shaped to be passed adjacent rollers and is clamped by adjacent rollers, and one of them gear passes through motor-driven.
15. according to claim 1 and 2 or 3 or 6 or 7 or 8 described safety seats, it is characterized in that: the position that described backrest is positioned at the seat support hinged place is provided with ratchet, be hinged with the ratchet that matches with ratchet on the seat support, be provided with on the ratchet so that the torsion spring that ratchet and ratchet are close to or spring.
16. safety seat according to claim 15 is characterized in that: on the described seat support or the backrest handle or the button that between near the position the head of passenger is provided with for control ratchet and ratchet, unclamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210586555.XA CN102975639B (en) | 2012-12-30 | 2012-12-30 | Safety seat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210586555.XA CN102975639B (en) | 2012-12-30 | 2012-12-30 | Safety seat |
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|---|---|
| CN102975639A true CN102975639A (en) | 2013-03-20 |
| CN102975639B CN102975639B (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210586555.XA Expired - Fee Related CN102975639B (en) | 2012-12-30 | 2012-12-30 | Safety seat |
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| CN106974472A (en) * | 2017-05-22 | 2017-07-25 | 享优眠科技（深圳）有限公司 | Adjustable-angle bedside backrest |
| CN109624914A (en) * | 2019-01-18 | 2019-04-16 | 麦克英孚(宁波)婴童用品有限公司 | A kind of motorized seat belt regulating mechanism |
| CN109774649A (en) * | 2019-01-25 | 2019-05-21 | 南京航空航天大学 | Bus seat and its control method based on safety belt Supervised Control |
| CN111990837A (en) * | 2020-08-28 | 2020-11-27 | 浙江工贸职业技术学院 | A novel multi-functional showcase for foreign trade exhibition of sales and sales |
| CN114380222A (en) * | 2021-12-08 | 2022-04-22 | 深圳航天科技创新研究院 | Manual capstan |
| CN115195539A (en) * | 2022-07-28 | 2022-10-18 | 东风柳州汽车有限公司 | Ground lock unlocking structure, car seat subassembly and car |
| CN116142044A (en) * | 2023-02-28 | 2023-05-23 | 一汽奔腾轿车有限公司 | Seat back angle mechanical sensing device for seat belt retractor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4310176A (en) * | 1979-08-31 | 1982-01-12 | Fuji Kiko Kabushiki Kaisha | Seat belt locking device for an automobile vehicle |
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| CN101327754A (en) * | 2008-08-04 | 2008-12-24 | 张振芳 | Safety seat of vehicle |
| CN101342879A (en) * | 2007-07-11 | 2009-01-14 | 佟宝中 | Safety protector for driver |
| CN202507958U (en) * | 2012-04-27 | 2012-10-31 | 烟台三环锁业集团有限公司 | Backrest seat lock for sedan |
| CN203005354U (en) * | 2012-12-30 | 2013-06-19 | 张家港市华建汽修有限公司 | Safety seat |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4310176A (en) * | 1979-08-31 | 1982-01-12 | Fuji Kiko Kabushiki Kaisha | Seat belt locking device for an automobile vehicle |
| DE4435835A1 (en) * | 1994-10-07 | 1996-04-11 | Opel Adam Ag | Motor vehicle seat with a backrest that can be swiveled forward |
| GB2368823A (en) * | 2000-10-24 | 2002-05-15 | Takata | Vehicle safety belt tensioning means |
| CN2584450Y (en) * | 2002-11-29 | 2003-11-05 | 佟宝忠 | Safety seat for driver |
| DE102004021516A1 (en) * | 2004-04-30 | 2005-11-17 | Keiper Gmbh & Co.Kg | Automotive seat position swivel locking plate has a hooked recess with a detent for a soft body |
| CN1962318A (en) * | 2005-11-11 | 2007-05-16 | 日产自动车株式会社 | Vehicle passenger restricting system for vehicle rollover condition and passenger protective method |
| CN2902789Y (en) * | 2006-01-12 | 2007-05-23 | 曹玉奎 | Automobile safety seat for protecting driver |
| CN101342879A (en) * | 2007-07-11 | 2009-01-14 | 佟宝中 | Safety protector for driver |
| CN101327754A (en) * | 2008-08-04 | 2008-12-24 | 张振芳 | Safety seat of vehicle |
| CN202507958U (en) * | 2012-04-27 | 2012-10-31 | 烟台三环锁业集团有限公司 | Backrest seat lock for sedan |
| CN203005354U (en) * | 2012-12-30 | 2013-06-19 | 张家港市华建汽修有限公司 | Safety seat |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106974472A (en) * | 2017-05-22 | 2017-07-25 | 享优眠科技（深圳）有限公司 | Adjustable-angle bedside backrest |
| CN109624914A (en) * | 2019-01-18 | 2019-04-16 | 麦克英孚(宁波)婴童用品有限公司 | A kind of motorized seat belt regulating mechanism |
| CN109624914B (en) * | 2019-01-18 | 2023-09-22 | 麦克英孚(宁波)婴童用品有限公司 | Electric safety belt adjusting mechanism |
| CN109774649A (en) * | 2019-01-25 | 2019-05-21 | 南京航空航天大学 | Bus seat and its control method based on safety belt Supervised Control |
| CN109774649B (en) * | 2019-01-25 | 2023-03-28 | 南京航空航天大学 | Passenger car seat based on safety belt supervision control and control method thereof |
| CN111990837A (en) * | 2020-08-28 | 2020-11-27 | 浙江工贸职业技术学院 | A novel multi-functional showcase for foreign trade exhibition of sales and sales |
| CN114380222A (en) * | 2021-12-08 | 2022-04-22 | 深圳航天科技创新研究院 | Manual capstan |
| CN114380222B (en) * | 2021-12-08 | 2023-09-12 | 深圳航天科技创新研究院 | Manual winch |
| CN115195539A (en) * | 2022-07-28 | 2022-10-18 | 东风柳州汽车有限公司 | Ground lock unlocking structure, car seat subassembly and car |
| CN115195539B (en) * | 2022-07-28 | 2023-06-30 | 东风柳州汽车有限公司 | Ground lock unlocking structure, automobile seat assembly and automobile |
| CN116142044A (en) * | 2023-02-28 | 2023-05-23 | 一汽奔腾轿车有限公司 | Seat back angle mechanical sensing device for seat belt retractor |
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| Publication number | Publication date |
|---|---|
| CN102975639B (en) | 2016-02-10 |
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