CN212604707U - Multifunctional seat back plate and automobile seat - Google Patents

Abstract

The utility model discloses a multifunctional seat backplate is provided with saucer, storing box on the backplate to and USB charges module or couple, USB charges module or couple and installs the same position at the backplate through respective panel embedding respectively, and saucer, storing box and couple homoenergetic are overturned and are opened, also can overturn and close the back and hide in the backplate. The multifunctional back plate meets various requirements of passengers, and the utilization value of the back plate is greatly improved. The utility model also discloses a car seat, including the face cover and foretell multi-functional backplate of seat skeleton, foam, parcel foam, support piece in installing at the rear of seat skeleton, interior support piece upper end is provided with the support turn-ups, and seat skeleton and backplate pass through the buckle and connect, and connect the back and support the turn-ups and support in the foam below the all clearance width between piece and the backplate equals with the thickness of face cover. The utility model discloses a fit clearance is even between car seat's face cover and the backplate, has promoted the whole pleasing to the eye degree of seat.

Description

Multifunctional seat back plate and automobile seat

Technical Field

The utility model belongs to the car seat field, concretely relates to multi-functional seat backplate and car seat.

Background

The back plate is a decorative plate on the rear side of the backrest of the automobile seat, the traditional seat back plate is large in size, generally only comprises a pocket type storage bag or a turnable small table plate, is single in function, cannot meet various requirements of a back-row passenger for storing articles, drinking cups, charging, hanging clothes and the like, and meanwhile is located in front of the back-row passenger, and the safety of the back plate is also a problem needing important attention.

SUMMERY OF THE UTILITY MODEL

In view of the above technical problems, the utility model aims to provide a multifunctional seat back plate, which has high safety and can meet various requirements of passengers for storing articles, placing water cups and the like; simultaneously the utility model also provides a car seat, this seat possesses multi-functional backplate, and the fit clearance between backplate and the face cover is even.

Therefore, the utility model discloses the technical scheme who adopts does: the utility model provides a multifunctional seat backplate be provided with saucer, storing box on the backplate to and USB module or the couple that charges, USB module or the couple that charges installs the same position at the backplate through respective panel embedding respectively, can imbed the installation couple on one of them panel, can imbed the installation USB module that charges on another panel to realize USB module and the repacking of couple that charges, saucer, storing box and couple homoenergetic overturn and open, also can overturn and close the back and hide in the backplate.

Preferably, a damping block and a limiting part are arranged on the back plate, an arc limiting groove is formed between the damping block and the limiting part, a limiting pin is arranged at the mounting end of the cup holder, the mounting end is hinged to the back plate, the limiting pin is inserted into the arc limiting groove, the cup holder can only rotate between a horizontal use state and a storage state tightly attached to the back plate, and the cup holder is always subjected to the damping effect of the damping block in the rotating process. Structure more than adopting, the saucer can the exclusive use, and independent bearing rotates the saucer and can realize the state conversion, convenient to use and accomodate.

Preferably, the damping piece is the bilateral symmetry 'H' shape structure, the left and right sides of damping piece all extends backward, and the back lateral wall is the arc the upper and lower both ends of back lateral wall are provided with convex recess respectively, recess top and below all bulge backward, spacing position is in the damping piece rear the upper end of spacing portion is provided with the upper end recess complex arcwall face with the damping piece. Structure more than adopting, recess and spacing portion play spacing effect to the spacer pin, simultaneously, can let the user obviously feel the position at the rotation in-process, prevent excessive rotation, damage saucer and backplate.

Preferably, the cup stand and the back plate are provided with fixing devices which are matched with each other, so that the cup stand is more stable in a storage state. By adopting the structure, the fixing device can prevent the cup stand from being automatically turned and opened in the driving process of the automobile.

Preferably, the hook is mounted on the back plate through a base, the hook comprises a turnover disc and a hook part fixedly arranged at the center of the front face of the turnover disc, the turnover disc is rotatably mounted in the base around a horizontal shaft, limiting structures are symmetrically arranged on the upper side and the lower side of the base, each limiting structure comprises an elastic gear and a rigid gear, the elastic gear is positioned on the inner side of the rigid gear, and the turnover disc is provided with a limiting stop block alternately matched with the upper limiting structure and the lower limiting structure;

when the front face of the turnover plate faces outwards, the limit stop block is positioned between the elastic gear and the rigid gear above the limit stop block, and the hook part is in a use state; when the upper part of the turnover disc is pressed inwards to rotate 180 degrees, the limit stop block rotates to a position between an elastic gear and a rigid gear below the limit stop block, and the hook part is hidden in the base; the lower part of the turnover disc is pressed again, so that the turnover disc can rotate 180 degrees to a use state. By adopting the structure, the hook can be turned and hidden in the base, so that the problems that the hook is exposed outside, the appearance is attractive, the hook is easy to damage, potential safety hazards are caused and the like are avoided; the combined structure of the elastic gear and the rigid gear is ingenious, the elastic gear avoids the hook from rotating randomly in a use state or a storage state, the hook is not stable enough, the use feeling is improved, and the rigid gear provides enough bearing capacity for the hook; simple structure, low cost and convenient operation.

Preferably, the upper side and the lower side of the base are respectively provided with a limiting hole, the outer side hole wall of each limiting hole forms a rigid gear, each limiting hole is internally provided with a baffle plate, the inner sides of the baffle plates are fixed, a gap surrounding three surfaces is formed between the baffle plates and the hole wall of each limiting hole, and one end, close to the corresponding rigid gear, of each baffle plate protrudes towards the opposite side to form an elastic gear. By adopting the structure, the rigid gear and the elastic gear have simple and reliable structures.

As preferred, the storing box includes box body and lid, the one end of lid articulates on the box body as the hinged end the other end of lid is provided with the slip stopper as opening the end, the slip stopper can be installed at the opening end of lid telescopically, is provided with the spring between slip stopper and lid the box body inner wall is provided with the switch spacing groove be provided with the bar hole on the lid, be provided with the switch jack on the slip stopper, work as when the lid is closed, the end of slip stopper inserts the switch spacing inslot to realize the locking under the effect of spring, pass the bar hole through opening and insert in the switch jack and drive the slip stopper and slide towards the hinged end when targetting in place, the end of slip stopper withdraws from the switch spacing groove and realizes opening. By adopting the structure, the box cover can not be easily opened by hands, but can be opened by a simple tool, and is suitable for occasions used by unspecified people such as commercial vehicles, public toilets and the like; a special tool is not needed, and the problem that the storage box cannot be opened due to the fact that the special tool falls off is avoided; simple and reliable structure and low cost.

Preferably, the box cover is internally provided with a switch mounting part, the switch mounting part is provided with a mounting through hole extending up and down, the sliding limiting block can be arranged in the mounting through hole in a sliding manner up and down and can prevent slipping through the barb, the sliding limiting block and the box cover are respectively provided with spring limiting columns extending up and down, and the spring sleeves are arranged on the two spring limiting columns. By adopting the structure, the mounting structure of the sliding limiting block and the spring is stable and reliable, and the slipping is avoided.

The utility model also discloses a car seat, including the face cover and foretell multi-functional seat backplate of seat skeleton, foam, parcel foam support piece in is installed at the rear of seat skeleton, interior support piece upper end is provided with the support turn-ups, seat skeleton and backplate pass through the buckle and connect, and connect the back in and support the week clearance width between piece and the backplate and equal with the thickness of face cover, just in time supply the face cover to pass, support the turn-ups and support in the foam below.

Preferably, two clamping jaws and two buckles which are arranged in a rectangular shape are arranged on one side, close to the seat framework, of the back plate, the two buckles are located above the two clamping jaws, the buckles are V-shaped elastic pieces with backward openings, and limiting clamping grooves are formed below the V-shaped elastic pieces;

the seat frame is provided with a female buckle matched with the buckle and a coil spring matched with the clamping jaw, and the female buckle is provided with a clamping hole for the buckle to pass through. By adopting the structure, the operation is simple when the back plate is installed, and the connection structure of the back plate and the framework is stable and reliable.

The utility model discloses a multi-functional seat backplate has following beneficial effect: 1. the multifunctional water cup has multiple functions of placing a water cup, storing articles and charging or hooking, has complete functions, meets multiple requirements of passengers, and greatly improves the utilization value of the back plate; 2. the USB charging module or the hook can be replaced, the function diversification of the back plate is fully realized under the limited area of the back plate, the requirement differentiation of passengers is also considered, the manufacture of the back plate is facilitated, and the processing cost of the back plate is reduced; 3. the cup stand, the storage box and the hook can be turned over, opened and stored, the use is convenient, meanwhile, the potential safety hazard is effectively avoided, and the backboard is more attractive.

The utility model discloses a car seat has following beneficial effect: 1. the multifunctional backboard is provided, so that various requirements of passengers are met; 2. the fit clearance between the surface sleeve and the back plate is uniform, so that the overall attractiveness of the seat is improved; 3. The inner supporting piece is arranged for supporting foam, so that foam collapse during pressing is avoided, the size of the framework is reduced, and the cost is reduced; 4. the framework is connected with the back plate in a buckling mode, and the assembly is simple.

Drawings

FIG. 1 is a schematic view of a vehicle seat;

FIG. 2 is a schematic structural view of a first embodiment of a back panel of the multi-function seat;

FIG. 3 is a schematic structural view of a second embodiment of a back panel of the multi-function seat;

FIG. 4 is a schematic structural view of a back plate main body and a cup holder;

FIG. 5 is an exploded view of the cup holder;

FIG. 6 is a front view of the backplate body;

FIG. 7 is a cross-sectional view taken at A-A of FIG. 6;

FIG. 8 is a schematic structural diagram of a damping block;

FIG. 9 is a schematic view of the hook and base structure;

FIG. 10 is a cross-sectional view taken at D-D of FIG. 9;

FIG. 11 is a schematic view of the hanger of FIG. 10 turned 180;

FIG. 12 is an exploded view of the hook and base;

FIG. 13 is a schematic view of the hook being turned from the storage state to the use state;

FIG. 14 is a rear view of the storage box;

FIG. 15 is a schematic view of the storage box;

FIG. 16 is an exploded view of the storage box;

FIG. 17 is a schematic view of an installation structure of a sliding stopper and a spring;

FIG. 18 is a schematic view of a car seat;

FIG. 19 is a cross-sectional view taken at B-B of FIG. 18;

FIG. 20 is a schematic view of the structure of the seat frame, back panel and inner support;

fig. 21 is an exploded view of the vehicle seat.

Detailed Description

The invention will be further described by way of examples with reference to the accompanying drawings:

as shown in fig. 1 to 21, a multifunctional chair back plate mainly comprises a back plate 1, a cup stand 2, a storage box and a USB charging module 22 or a hook 7, wherein the cup stand 2, the storage box and the USB charging module 22 or the hook 7 are installed on the back plate 1, the USB charging module 22 and the hook 7 can be installed on the same position of the back plate 1 in a replaceable manner, and the cup stand 2, the storage box and the hook 7 can be turned over and opened and can also be turned over and closed and then hidden in the back plate 1.

As shown in fig. 1 to 21, the back plate 1 is composed of a back plate main body and a front cover fastened on the back plate main body, referring to fig. 4, a cup holder accommodating groove 103, a storage box mounting hole 104 and a replacing groove 105 are arranged on a rear side wall of the back plate 1, the cup holder accommodating groove 103 is used for accommodating the cup holder 2, the storage box mounting hole 104 is used for mounting the storage box, the replacing groove 105 is used for mounting the USB charging module 22 or the hook 7, a threaded hole for mounting the hook 7, a fastening hole for mounting the USB charging module 22 and a pin hole for panel positioning are arranged in the replacing groove 105, the USB charging module 22 and the hook 7 are fastened on a notch of the replacing groove 105 respectively with a panel having the same contour after being mounted, the USB charging module 22 and the hook 7 can be replaced, a passenger can select according to requirements, and the production cost of the back plate 1 is reduced. The back plate main body of the back plate 1 is integrally formed through an injection molding process, and the back plate is stable and reliable in structure and low in cost.

As shown in fig. 2 to 8, the cup stand 2 includes a cup stand upper cover 203 and a cup stand lower cover 204 connected by a buckle, a plurality of reinforcing ribs are provided on the side wall of the cup stand upper cover 203 opposite to the cup stand lower cover 204, the strength of the cup stand 2 is improved, round holes for placing paper cups are provided on the cup stand upper cover 203 and the cup stand lower cover 204, the hole wall of the round hole can be set to be conical, the paper cups are effectively prevented from dropping, the cup stand upper cover 203 is hinged on the back plate 1 through the mounting lugs, a limiting pin mounting part 202 is provided on the mounting lugs, two limiting pins 201 with bilateral symmetry are provided on the limiting pin mounting part 202, when the cup stand 2 is in a horizontal use state, the limiting pins 201 are located above the mounting lugs, and when the cup stand 2 is in a storage state, the limiting pins 201 are located in front of the mounting lugs. Be provided with fixing device 4 of mutually supporting on saucer 2 and backplate 1, it is more stable when making saucer 2 be in the state of accomodating, fixing device 4 can be buckle, switch etc.. In this embodiment, install magnet in the one end that the hinged end was kept away from to saucer 2, this magnet embedding is installed in the magnet mounting hole of saucer lower cover 204, installs another magnet in the corresponding position embedding of backplate 1, and two magnet inter attraction are simultaneously, are provided with two rubber pads 5 on backplate 1, and rubber pad 5 plays spacing effect to saucer 2 to play buffering, noise reduction's effect when accomodating saucer 2.

Further, be provided with damping piece 3 on backplate 1, damping piece 3 is bilateral symmetry 'H' shape structure, and the left and right sides of damping piece 3 all extends backward, and the back lateral wall is the arc, is provided with convex recess 301 respectively at the upper and lower both ends of back lateral wall, and recess 301 top and below all bulge backward, are provided with the arc through-hole 302 unanimous with back lateral wall extending direction on the extension of the left and right sides of damping piece 3.

Furthermore, two limiting parts 101 are arranged behind the damping block 3 on the back plate 1, an arc-shaped limiting groove 102 is formed between the rear side wall of the damping block 3 and the corresponding limiting part 101, the upper end of the limiting part 101 is contacted with the damping block 3, an arc-shaped surface matched with the upper end groove 301 of the damping block 3 is arranged, two limiting pins 201 are respectively inserted into the corresponding arc-shaped limiting grooves 102, when the cup holder 2 rotates to a horizontal use state, the limiting pins 201 rotate to the upper end of the arc-shaped limiting grooves 102, the damping block 3 and the limiting parts 101 limit the limiting pins 201 together, when the cup holder 2 rotates to the cup holder accommodating groove on the back plate 1, the limiting pins 201 rotate to the lower end grooves 301 of the damping block 3, the damping block 3 limits the limiting pins 201, and in the rotating process of the cup holder 2, the limiting pins 201 are always contacted with the rear side wall of the damping block 3 to receive the damping effect of the damping block 3, moreover, when the cup stand 2 rotates in place, obvious in-place feeling can be generated, and excessive rotation can be prevented.

As shown in fig. 9 to 14, the hook 7 includes a flipping disk 701 and a hook portion 702, the reverse side of the flipping disk 701 is a circular arc surface, the front side of the flipping disk 701 is a conical surface, a rotation pin hole 701a extending horizontally is provided in the middle of the flipping disk 701, in this embodiment, the rotation pin hole 701a intersects with the axis of the flipping disk 701, the upper portion and the lower portion of the hook 7 are close to each other after being installed by a rotation pin, so that the hook 7 can keep balance between the use state and the storage state, a limit stopper 703 is provided on the side wall of the flipping disk 701, and a plurality of pressing position indication salient points 704 distributed uniformly are respectively provided on the front side and the reverse side of the flipping disk 701 near the limit. The hook part 702 is an umbrella-shaped structure, the umbrella handle end of the hook part is fixed at the center of the front face of the turnover plate 701, and the hook part 702 and the turnover plate 701 are coaxially arranged. The hook 7 is an integrally formed plastic product, and has beautiful appearance, and is mellow and smooth.

Further, the base 6 is a circular box-shaped structure with an outward opening, the inner side wall of the base 6 is an arc surface, and the middle part of the inner side wall protrudes towards the direction far away from the opening to form an arc-shaped groove 605 extending up and down. Be provided with a plurality of installation hangers 601 that are circumference evenly arranged on base 6 lateral wall, seted up the mounting hole on the installation hangers 601 to can fix base 6 in the retooling groove 105 through the screw. The base 6 is also an integrally formed plastic product.

Further, the upper side and the lower side of the base 6 are symmetrically provided with limiting structures, the limiting structures are matched with the limit stops 703, so that the hook 7 is limited, each limiting structure comprises an elastic gear 8 and a rigid gear 9, the elastic gear 8 is located on the inner side of the rigid gear 9, and a gap for accommodating the limit stops 703 is formed between the elastic gear 8 and the rigid gear 9. In this embodiment, rectangular limiting holes 602 are respectively formed above and below the base 6, the outer side hole wall of the limiting hole 602 forms the rigid blocking portion 9, a rigid blocking portion reinforcing rib 604 is arranged on the base 6 around the limiting hole 602, and the rigid blocking portion reinforcing rib 604 is located on one side of the two limiting holes 602, which is far away from each other, so that the strength of the rigid blocking portion 9 is improved. The blocking pieces 603 are arranged in each limiting hole 602 respectively, the blocking pieces 603 are horizontally arranged, the inner sides of the two blocking pieces 603 are fixed at two ends of the arc-shaped groove 605 respectively, a three-surface surrounding gap is formed between the blocking pieces 603 and the hole wall of the corresponding limiting hole 602, certain elasticity of the blocking pieces 603 is guaranteed, one ends, close to the corresponding rigid blocking parts 9, of the two blocking pieces 603 protrude towards the opposite side, elastic blocking parts 8 are formed, and the elastic blocking parts 8 and the rigid blocking parts 9 can adopt various forms.

Further, the hook 7 is hinged to the base 6 through a horizontally extending rotating pin and just embedded into the base 6, and when the hook portion 702 is in a storage state, the arc surface of the turnover disc 701 can be seen from the outer side, so that the appearance is attractive, and potential safety hazards are avoided. The hook 7 can be switched between the use state and the storage state by rotating the hook 7 to enable the limit stop 703 to be alternately matched with the limit structures above and below, when the turning plate 701 is turned outward, the limit stopper 703 is located between the upper elastic stopper 8 and the rigid stopper 9, the hook portion 702 is exposed outside the base 6 and is in a use state, the pressing position indication salient point 704 on the upper portion of the turning plate 701 is pressed inward to deform the elastic stopper 8 to avoid the limit stopper 703, the hook 7 rotates 180 degrees, the limit stopper 703 rotates to a position between the lower elastic stopper 8 and the rigid stopper 9, the hook portion 702 is hidden in the base 6 and is in a storage state, the pressing position indication salient point 704 on the lower portion of the turning plate 701 is pressed again to rotate the turning plate 701 180 degrees, the limit stopper 703 rotates to a position between the upper elastic stopper 8 and the rigid stopper 9, and the hook portion 702 is in a use state again. Couple 7 and base 6 simple structure, simple to operate, with low costs, simultaneously, through pressing the mode realization state conversion of upset, easy operation during the use, mellow and graceful handsome in appearance, safety not only can install on backplate 1, also can arrange a plurality of regions such as accuse instrument desk and trunk in the car.

As shown in fig. 14 to 17, the box body 11 is used for placing articles, the box body 11 may be in various shapes, in this embodiment, the box body 11 is in a rectangular structure, which is convenient for placing tissues, a flange is provided on the upper edge of the box body 11, two mounting lugs 20 are provided on the outer wall of the box body 11, an insertion hole facing the inner side of the box body 11 is provided on the mounting lug 20, a circle of limiting protrusion 11b for limiting the box cover 12 is provided on the inner wall of the box body 11, and a switch limiting groove 11a is provided on one side of the limiting protrusion 11b away from the mounting lug 20. The box body 11 can be independently arranged and can also be integrally formed with the back plate 1, in the embodiment, the box body 11 and the back plate 1 are integrally formed, the structure is stable and reliable, and the box body 11 is not required to be independently installed.

Further, one end of the box cover 12 is hinged on the box body 11 as a hinged end, in this embodiment, the hinged end of the box cover 12 is provided with two hinged lugs 19, the two hinged lugs 19 are inserted into the corresponding mounting lugs 20 and are hinged through a pin shaft, the other end of the box cover 12 is used as an opening end, a sliding limiting block 13 is arranged at the opening end, the sliding limiting block 13 can be telescopically mounted at the opening end of the box cover 12, the switch mounting part 16 is arranged on the inner side of the box cover 12, and the sliding limiting block 13 can be slidably arranged in the mounting through hole of the switch mounting part 16 and is prevented from slipping through a barb. A spring 14 is arranged between the sliding limiting block 13 and the box cover 12, spring limiting posts 17 are respectively arranged on the sliding limiting block 13 and the box cover 12, two ends of the spring 14 are respectively sleeved on the two spring limiting posts 17, a strip-shaped hole 12a is arranged on the box cover 12, and a switch jack 13a is arranged on the sliding limiting block 13. When the box cover 12 is in a closed state, the end of the sliding limiting block 13 is inserted into the switch limiting groove 11a, and locking is achieved under the action of the spring 14, at the moment, the switch jack 13a is located below the strip-shaped hole 12a and far away from the hinged end, when the storage box needs to be opened, common articles such as keys are used as opening pieces, the opening pieces penetrate through the strip-shaped hole 12a and are inserted into the switch jack 13a, then the spring 14 is compressed, the sliding limiting block 13 is driven to slide to the hinged end in place, the end of the sliding limiting block 13 exits from the switch limiting groove 11a, opening is achieved, when the storage box needs to be closed, the sliding limiting block 13 is pressed by hand, the sliding limiting block 13 retracts into the box cover 12, then the box cover 12 is rotated, the box cover 12 is buckled on the box body 11. A strip-shaped hole 18 which is convenient for extracting the paper towel is arranged in the middle of the box cover 12, and the width of the middle part of the strip-shaped hole 18 is increased so as to be convenient for taking the paper.

As shown in fig. 1 and 18 to 21, an automobile seat is composed of a seat frame 26, foam 27, a face cover 28 wrapping the foam 27, an inner support 29 and the multifunctional back plate.

Further, the seat frame 26 includes an "n" shaped main pipe and a plurality of coil springs 31 welded on the main pipe, two bilateral female buckles 30 are disposed between the two coil springs 31 on the upper portion, each female buckle 30 is provided with a fastening hole engaged with the buckle 24, one coil spring 31 on the lower portion is engaged with the claw 23, the middle portion is provided with an "n" shaped limiting portion, and the left and right sides of the "n" shaped limiting portion on the coil spring 31 are respectively provided with an installation portion 33 engaged with the installation lugs 32.

Furthermore, the inner support member 29 is a rectangular frame, the upper end of the inner support member 29 is provided with a support flange 29a, the support flange 29a is used for supporting below the foam 27 to prevent the foam 27 from collapsing during extrusion, and the inner side of the support flange 29a is provided with a plurality of reinforcing ribs 29b which are uniformly distributed, so that the support strength of the support flange 29a is improved. Four mounting lugs 32 which are arranged in a rectangular shape are further arranged on the inner supporting piece 29, and the four mounting lugs 32 correspond to the two female buckles 30 and the two mounting portions 33 on the seat frame 26, so that the inner supporting piece 29 can be mounted on the seat frame 26 through screws, and the mounting structure is stable and reliable.

Further, seat frame 26 and backplate 1 pass through the buckle and connect, and the circumferential gap width between support 29 and the backplate 1 equals with face cover 28 thickness in the back of connecting, is provided with two jack catchs 23 and two buckles 24 that are the rectangle and arrange in one side that backplate 1 is close to seat frame 26, and two buckles 24 are located two jack catchs 23 tops, and buckle 24 is the V-arrangement shell fragment that opens the back, is provided with spacing draw-in groove 24a below the V-arrangement shell fragment.

Further, during installation, firstly, the inner support piece 29 is fixed on the seat framework 26 through screws, then the foam 27 and the surface sleeve 28 are assembled on the seat framework 26, finally, the two clamping claws 23 are hooked on the left side and the right side of the n-shaped limiting part on the serpentine spring 31 below respectively, then the back plate 1 is rotated, the V-shaped elastic sheet is inserted into the clamping hole corresponding to the female buckle 30, and the limiting clamping groove 24a is clamped on the lower hole wall of the clamping hole and inserted in place, so that the installation of the back plate 1 is completed, the installation mode is simple and reliable, the gap between the inner surface sleeve 28 and the back plate 1 is uniform after installation, and the overall attractiveness of the seat is improved.

Claims (10)

1. A multi-functional seat back board which characterized in that: be provided with saucer (2), storing box on backplate (1) to and USB charges module (22) or couple (7), USB charges module (22) or couple (7) and installs the same position in backplate (1) through respective panel embedding respectively, can imbed installation couple (7) on one of them panel, can imbed installation USB on another panel and charge module (22), thereby realize USB and charge the changing of module (22) and couple (7), saucer (2), storing box and couple (7) homoenergetic overturn and open, also can overturn and close the back and hide in backplate (1).

2. The multi-function seat back panel of claim 1, wherein: be provided with damping piece (3) and spacing portion (101) on backplate (1), form arc spacing groove (102) between damping piece (3) and spacing portion (101), the installation end of saucer (2) is provided with spacer pin (201), and the installation end is articulated to be installed on backplate (1), spacer pin (201) insert in arc spacing groove (102), make saucer (2) can only rotate between the state of accomodating of level user state and hugging closely backplate (1), and receive the damping effect of damping piece (3) all the time at the rotation in-process.

3. The multi-function seat back panel of claim 2, wherein: damping piece (3) are bilateral symmetry 'H' shape structure, the equal ranging back in left and right sides of damping piece (3), and the back lateral wall is the arc the upper and lower both ends of back lateral wall are provided with convex recess (301) respectively, recess (301) top and below are all to the back protrusion, spacing portion (101) are located damping piece (3) rear the upper end of spacing portion (101) be provided with the upper end recess (301) complex arcwall face of damping piece (3).

4. The multi-function seat back panel of claim 2, wherein: the cup stand (2) and the back plate (1) are provided with fixing devices (4) which are matched with each other, so that the cup stand (2) is more stable in a storage state.

5. The multi-function seat back panel of claim 1, wherein: the hook (7) is installed on the back plate (1) through the base (6), the hook (7) comprises a turnover disc (701) and a hook part (702) fixedly arranged at the center of the front face of the turnover disc (701), the turnover disc (701) is rotatably installed in the base (6) around a horizontal shaft, limiting structures are symmetrically arranged on the upper side and the lower side of the base (6), each limiting structure comprises an elastic gear (8) and a rigid gear (9), the elastic gear (8) is located on the inner side of the rigid gear (9), and a limiting stop block (703) alternately matched with the upper limiting structure and the lower limiting structure is arranged on the turnover disc (701);

when the front face of the turnover disc (701) faces outwards, the limit stop (703) is positioned between the elastic gear (8) and the rigid gear (9) above, and the hook part (702) is in a use state; when the upper part of the turnover disc (701) is pressed inwards to rotate 180 degrees, the limit stop (703) rotates to a position between an elastic gear (8) and a rigid gear (9) below, and the hook part (702) is hidden in the base (6); the lower part of the turnover disc (701) is pressed again, so that the turnover disc can rotate 180 degrees to a use state.

6. The multi-function seat back panel of claim 5, wherein: spacing hole (602) have been seted up respectively to base (6) top and below, the outside aperture wall of spacing hole (602) forms rigidity and keeps off position (9), every be provided with separation blade (603) in spacing hole (602), separation blade (603) inboard is fixed, and with the pore wall of spacing hole (602) between form trilateral clearance of encircleing, two separation blade (603) are close to the one end that corresponds rigidity fender position (9) and are protruding to the opposite side, form elasticity and keep off position (8).

7. The multi-function seat back panel of claim 1, wherein: storing box includes box body (11) and lid (12), the one end of lid (12) articulates on box body (11) as the hinged end the other end of lid (12) is provided with slip stopper (13) as the open end at the open end as the open end, slip stopper (13) can be installed at the open end of lid (12) with stretching out and drawing back, is provided with spring (14) between slip stopper (13) and lid (12) box body (11) inner wall is provided with switch spacing groove (11a) be provided with bar hole (12a) on lid (12), be provided with switch jack (13a) on slip stopper (13), work as when lid (12) are closed, the end of slip stopper (13) inserts in switch spacing groove (11a) to realize the locking under the effect of spring (14), pass bar hole (12a) through the opening and insert in switch jack (13a) and drive slip stopper (13) towards When the hinged end slides in place, the end of the sliding limiting block (13) withdraws from the switch limiting groove (11a) to realize opening.

8. The multi-function seat back of claim 7, wherein: lid (12) inboard is provided with switch mounting portion (16), the installation through-hole that extends from top to bottom is provided with on switch mounting portion (16), slide stopper (13) can set up in the installation through-hole with sliding from top to bottom to prevent the slippage through the barb slide stopper (13) and lid (12) are gone up and are provided with spacing post of spring (17) that extend from top to bottom respectively, spring (14) cover is established on two spacing posts of spring (17).

9. The utility model provides a car seat, includes seat skeleton (26), foam (27) and parcel foam (27)'s face cover (28), its characterized in that: the multifunctional seat back plate of any one of claims 1 to 8, wherein an inner support member (29) is installed behind the seat frame (26), a support flange (29a) is arranged at the upper end of the inner support member (29), the seat frame (26) and the back plate (1) are connected through a buckle, the width of a circumferential gap between the inner support member (29) and the back plate (1) after connection is equal to the thickness of the surface sleeve (28) and just allows the surface sleeve (28) to pass through, and the support flange (29a) is supported below the foam (27).

10. The vehicle seat of claim 9, wherein: two clamping jaws (23) and two buckles (24) which are arranged in a rectangular shape are arranged on one side, close to a seat framework (26), of the back plate (1), the two buckles (24) are located above the two clamping jaws (23), the buckles (24) are V-shaped elastic pieces with backward openings, and limiting clamping grooves (24a) are arranged below the V-shaped elastic pieces;

the seat frame (26) is provided with a female buckle (30) matched with the buckle (24) and a coil spring (31) matched with the claw (23), and the female buckle (30) is provided with a clamping hole for the buckle (24) to pass through.

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