阅读说明：本技术 一种用于汽车座椅的可载物椅背 (Carrier chair back for automobile seat ) 是由 卢叔仁 于 2020-10-30 设计创作，主要内容包括：本发明所述的用于汽车座椅的可载物椅背,包括背部主体、至少一个与背部主体转动连接的载物板、以及翻转控制机构；所述翻转控制机构包括升降单元、及与升降单元转动连接且与载物板滑动连接的摆动连接件；使用时,升降单元升降使摆动连接件沿背部主体滑动,从而带动载物板翻转于背部主体。本发明通过升降单元升降使摆动连接件向背部主体外侧伸展,从而带动载物板翻转于背部主体的方式,实现载物板的翻转运动。相比于现有技术,本发明中的控制结构简单且稳定,而且,载物板与背部主体、摆动连接件与升降单元、摆动连接件与载物板三个连接处构成三角形结构,增加了结构和控制的稳定性。(The invention relates to a loadable backrest for an automobile seat, which comprises a back main body, at least one object carrying plate rotationally connected with the back main body and a turnover control mechanism, wherein the object carrying plate is arranged on the back main body; the turnover control mechanism comprises a lifting unit and a swinging connecting piece which is rotationally connected with the lifting unit and is in sliding connection with the object carrying plate; when the lifting device is used, the lifting unit is lifted to enable the swinging connecting piece to slide along the back main body, so that the carrying plate is driven to turn over the back main body. According to the invention, the swinging connecting piece extends towards the outer side of the back main body by lifting the lifting unit, so that the loading plate is driven to turn over the back main body, and the turning motion of the loading plate is realized. Compared with the prior art, the control structure is simple and stable, and the three joints of the carrying plate and the back main body, the swinging connecting piece and the lifting unit, and the swinging connecting piece and the carrying plate form a triangular structure, so that the stability of the structure and the control is improved.)

1. A can carry thing back of chair for car seat which characterized in that: comprises a back main body (10), at least one loading plate (20) which is rotationally connected with the back main body (10), and a turnover control mechanism (30); the overturning control mechanism (30) comprises a lifting unit (31) and a swinging connecting piece (32) which is rotationally connected with the lifting unit (31) and is in sliding connection with the loading plate (20); when the back carrying plate is used, the lifting unit (31) lifts to enable the swinging connecting piece (32) to slide along the back main body (10), so that the carrying plate (20) is driven to turn over the back main body (10).

2. A stowable seat back for a vehicle seat according to claim 1, wherein: the lifting unit (31) comprises a transmission mechanism (312) and a lifting piece (313) which are connected in sequence and are rotationally connected with the swinging connecting piece (32).

3. A stowable seat back for a vehicle seat according to claim 2, wherein: the transmission mechanism (312) comprises a turbine (3121) and a worm (3122) which is matched with the turbine (3121) and is arranged along the height direction of the chair back main body (10), wherein the worm (3122) is provided with a thread at the joint matched with the turbine (3121) and is also provided with a lifting thread (3123) matched with the lifting piece (313) along the height direction of the chair back main body (10).

4. A stowable seat back for a vehicle seat according to claim 2, wherein: the lifting piece (313) comprises a connecting plate (3131) vertical to the worm (3122) and a hinge lug (3132) arranged on the side of the connecting plate (3131); the connecting plate (3131) is provided with a threaded through hole (3133) matched with the lifting thread (3123), and the hinge lug (3132) is hinged with the swing connecting piece (32).

5. A stowable seat back for a vehicle seat according to claim 1, wherein:

the lifting unit comprises a toothed plate rotationally connected with the swing connecting piece and a transmission gear meshed with the toothed plate.

6. A stowable seat back for a vehicle seat according to claim 1, wherein: the swing connecting piece (32) comprises a connecting strip plate (321), sliding connecting parts (322) which are respectively arranged at two ends of the connecting strip plate (321) and connected with the loading plate (20), and hinged connecting parts (323) which are hinged with the lifting unit (31).

7. A stowable seat back for a vehicle seat according to claim 6, wherein: the sliding connection part (322) comprises a sliding end surface (3221) inclined to the length direction of the connecting strip plate (321).

8. A stowable seat back for a vehicle seat according to claim 1, wherein: the turnover control mechanism also comprises a control panel (40) which is arranged at the side of the back main body (10) and is electrically connected with the turnover control mechanism (30); carry thing board (20) and include table (21), be equipped with on table (21) and supply wireless charging unit (211) that the mobile device charges.

9. A stowable seat back for a vehicle seat according to claim 1, wherein: the carrying plate (20) further comprises a foot supporting plate (22), the foot supporting plate (22) comprises a foot bracket (221) and a foot supporting pad arranged on the foot bracket (221), and the foot supporting pad comprises a supporting sponge layer (222), a buffering sponge layer (223) and a leather layer (224) which are sequentially connected.

10. A stowable seat back for a vehicle seat according to claim 1, wherein: the storage rack is characterized by further comprising a containing groove (50) for containing the carrying plate (20), wherein a built-in groove for containing daily necessities is formed in the containing groove (50); the built-in groove comprises a pen groove (51) with a clamp (511) and an anti-slip block (512) and/or a dressing groove (52) for placing a mirror.

Technical Field

The invention relates to the technical field of automobile seats, in particular to a loadable backrest for an automobile seat.

Background

Generally, people pay attention to riding comfort, cleanliness and adjusting functionality when designing automobile seats, and many technical improvements are made in this respect in the prior art. However, little consideration has been given to the functionality of an automobile seat facing the back of a rear seat occupant. In order to meet the requirement that a rear seat passenger can place some articles in a vehicle, such as a notebook, a pen, a mobile electronic device and the like, the Chinese patent CN 210174695U is a multifunctional rear table, and a reversible table and foot supports are arranged on the back of a chair back, so that the use of the passenger is facilitated. The mechanism for controlling the overturning of the table plate and the foot supports is mainly realized by a mounting assembly consisting of a bracket, a slide rail, a shaft sleeve, a rotating shaft, a sliding groove, a slide rail hook and a handle. The turnover control mechanism has the advantages of complex transmission mechanism, more parts and low control stability.

Disclosure of Invention

The invention aims to overcome the defects and shortcomings, solves the technical problems of over-complex mechanism for controlling overturning and poor structural stability in the prior art, and provides a loadable backrest for an automobile seat, which has a simple structure and is smoothly and stably controlled.

It is another object of the present invention to provide a chair back having a functional channel configuration.

In order to achieve the purpose, the invention adopts the following specific technical scheme:

the invention relates to a loadable backrest for an automobile seat, which comprises a back main body, at least one object carrying plate rotationally connected with the back main body and a turnover control mechanism, wherein the object carrying plate is arranged on the back main body; the turnover control mechanism comprises a lifting unit and a swinging connecting piece which is rotationally connected with the lifting unit and is in sliding connection with the object carrying plate; when the lifting device is used, the lifting unit is lifted to enable the swinging connecting piece to slide along the back main body, so that the carrying plate is driven to turn over the back main body.

Preferably, the lifting unit comprises a transmission mechanism and a lifting piece which are connected in sequence and are rotationally connected with the swinging connecting piece.

Preferably, drive mechanism includes the turbine, cooperates and follows the worm that back of the chair main part direction of height set up with the turbine, the worm is equipped with the screw thread except that being connected cooperation department with the turbine still along back of the chair main part direction of height with lifting member complex lift screw thread.

Preferably, the lifting piece comprises a connecting plate vertical to the worm and a hinge lug arranged on the side of the connecting plate; the connecting plate is provided with a threaded through hole matched with the lifting thread, and the hinge lug is hinged with the swing connecting piece.

Preferably, the lifting unit comprises a toothed plate rotatably connected with the swing connecting piece and a transmission gear meshed with the toothed plate.

Preferably, the swing connecting piece comprises a connecting strip plate, sliding connecting parts which are respectively arranged at two ends of the connecting strip plate and connected with the carrying plate, and hinged connecting parts hinged with the lifting unit.

Preferably, the sliding connection part includes a sliding end surface inclined to a length direction of the connection strip plate.

Preferably, the folding chair further comprises a control panel which is arranged at the side of the back main body and electrically connected with the turnover control mechanism; the object carrying plate comprises a table plate, and a wireless charging unit for charging the mobile device is arranged on the table plate.

Preferably, the object carrying plate further comprises a foot supporting plate, the foot supporting plate comprises a foot bracket and a foot supporting pad arranged on the foot bracket, and the foot supporting pad comprises a supporting sponge layer, a buffering sponge layer and a leather layer which are sequentially connected.

The chair back with the multifunctional structure also comprises a containing groove for containing the carrying plate, wherein a built-in groove for containing daily necessities is arranged in the containing groove; the built-in groove comprises a pen groove with a clamp and an anti-slip block and/or a dressing groove for placing a mirror.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the swinging connecting piece extends towards the outer side of the back main body by lifting the lifting unit, so that the loading plate is driven to turn over the back main body, and the turning motion of the loading plate is realized. Compared with the prior art, the control structure is simple and stable, and the three joints of the carrying plate and the back main body, the swinging connecting piece and the lifting unit, and the swinging connecting piece and the carrying plate form a triangular structure, so that the stability of the structure and the control is improved.

On the basis, the daily functionality of the chair back is added, tools such as pens, sign pens, ball-point pens, gel pens and the like are placed in the pen grooves, and tools for dressing such as mirrors are placed in the dressing grooves, so that the functionality of the chair back is enriched.

The invention will be further described with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic view showing a rear structure of a seat back in a preferred embodiment of the present invention.

Fig. 2 is a schematic diagram of the table and the turnover control mechanism in the preferred embodiment of the invention.

Fig. 3 is a schematic view of a steering transmission structure in a preferred embodiment of the present invention.

Fig. 4 is a schematic structural view of a pen slot in the preferred embodiment of the present invention.

Fig. 5 is a schematic view of a mirror structure in a preferred embodiment of the present invention.

Fig. 6 is a schematic structural view of a foot supporting plate in the preferred embodiment of the invention.

Fig. 7 is a schematic structural view of another lifting unit in the preferred embodiment of the present invention.

Description of reference numerals:

10 a back body,

20 load board, 21 table board, 211 wireless charging unit, 22 foot supporting board, 221 foot bracket, 222 supporting sponge layer, 223 buffering sponge layer, 224 leather layer,

30 turnover control mechanism, 31 lifting unit, 311 rotation power device, 312 transmission mechanism, 3121 turbine, 3122 worm, 3123 lifting screw, 313 lifting piece, 3131 connecting plate, 3132 hinge lug, 3133 threaded through hole, 32 swing connecting piece, 321 connecting strip plate, 322 sliding connecting part, 3221 sliding end surface, 323 hinge connecting part, 33 toothed plate, 34 transmission gear, 312 transmission gear,

40 a control panel,

50 accommodating grooves, 511 hoops, 512 anti-slip blocks, 51 pen grooves, 52 dressing grooves, 521 mirror frames, 522 mirror surfaces, 523 cover plates,

60 first axis of rotation.

Detailed Description

The present invention is further explained and illustrated by the following embodiments, which should be understood to make the technical solution of the present invention clearer and easier to understand, and not to limit the scope of the claims.

As shown in fig. 1-2, the loadable backrest for an automotive seat according to the present invention includes a back main body 10, at least one loading plate 20 rotatably connected to the back main body 10, and a roll-over control mechanism 30; the turnover control mechanism 30 comprises a lifting unit 31 and a swinging connecting piece 32 which is rotatably connected with the lifting unit 31 and is slidably connected with the object carrying plate 20; in use, the lifting unit 31 is lifted to extend the swinging connecting member 32 to the outside of the back body 10, so as to drive the loading plate 20 to turn over the back body 10.

As shown in fig. 3, in a preferred embodiment, the lifting unit 31 includes a rotary power unit 311, a transmission mechanism 312, and a lifting member 313 connected in sequence. Specifically, the transmission mechanism 312 includes a worm gear 3121 connected to the output end of the rotary power unit 311, and a worm 3122 engaged with the worm gear 3121 and disposed along the height direction of the seat back main body 10, where the worm 3122 is provided with a lifting screw 3123 engaged with the lifting member 313 along the height direction of the seat back main body 10 in addition to a screw at the connection engagement with the worm gear 3121. Specifically, the lifting member 313 includes a coupling plate 3131 perpendicular to the worm 3122, and a hinge ear 3132 provided at an edge side of the coupling plate 3131; the connecting plate 3131 is provided with a threaded through hole 3133 matching with the lifting thread 3123, and the hinge lug 3132 is hinged to the swing connector 32.

In a preferred embodiment, the swing link 32 includes a connecting strip 321, a sliding connection portion 322 connected to the carrier plate 20 and a hinge connection portion 323 hinged to the lifting unit 31, which are respectively disposed at both ends of the connecting strip 321. Specifically, the sliding connection portion 322 includes a sliding end surface 3221 inclined to the length direction of the connection strip 321.

In a preferred embodiment, the back body further comprises a control panel 40 disposed at a side of the back body 10 and electrically connected to the turnover control mechanism 30.

In a preferred embodiment, the loading plate 20 includes a table 21, and a wireless charging unit 211 for charging the mobile device is disposed on the table 21.

As shown in fig. 6, in a preferred embodiment, the carrier plate 20 further includes a foot rest plate 22, and the foot rest plate 22 includes a foot bracket 221 and a foot rest pad disposed on the foot bracket 221, and the foot rest pad includes a supporting sponge layer 222, a buffering sponge layer 223 and a leather layer 224 which are connected in sequence.

As shown in fig. 4 to 5, the chair back with a multifunctional structure of the present invention further includes a receiving groove 50 for receiving the loading plate 20, and a built-in groove for receiving daily necessities is provided in the receiving groove 50; the built-in grooves include a pen groove 51 having a clip 511 and a skid 512 and/or a vanity groove 52 for placing a mirror.

Example 1

The embodiment 1 of the present invention provides an electric multifunctional rear seat back for an automobile seat, including: a shell arranged on the back main body 10, a carrying mechanism and a foot dragging mechanism.

The housing is provided with a first receiving groove 50 and a second receiving groove 50. The bottom of the first accommodation groove of the housing is provided with a pen groove 51. The middle area of the pen groove is provided with a C-shaped soft clamp 511, and the bottom of the pen groove is uniformly provided with a plurality of anti-skidding blocks 512. The top of the housing is provided with a PCB control board 40. The shell is provided with a mirror at the bottom of the first accommodating groove. In the present embodiment, the mirror includes a mirror frame 521, a mirror surface 522, and a cover plate 523. The mirror 522 is connected to the housing via the mirror holder 521, and the cover 523 covers the mirror 522 and is slidably connected to the mirror holder 521. The frame 521 increases the stability of the connection of the mirror 522 to the housing. The cover plate 523 is in sliding connection with the mirror frame 521, when the mirror frame is used, the cover plate 523 is pushed over the mirror surface 522, and the cover plate 523 is pushed after the mirror frame is used, so that the cover plate 523 is covered on the mirror surface, and the mirror surface 523 is prevented from being damaged or polluted.

The loading mechanism includes a first driving motor 311, a first lead screw 3122, a first connecting block 313, a first hinge bracket 32, and a rear table 20. The first driving motor is accommodated in the shell and connected with the shell. The first driving motor is in driving connection with the first screw rod, a first threaded hole is formed in the first connecting block and is matched with the first screw rod, and the first screw rod is inserted into the first threaded hole and is in driving connection with the first connecting block. The first hinge frame is rotatably connected with two sides of the first connecting block. The back table plate is provided with a first rotating shaft which is rotatably connected with the shell. The first rotating shaft is provided with a first connecting plate, and the first hinge frame is connected with the first connecting plate. The rear desk plate is accommodated in the first accommodating groove. The one side of back table back to the casing is provided with the wireless charging board 211 of PCB to wirelessly charge to the cell-phone. In one embodiment, a non-slip mat is arranged on the surface of the rear table board facing the shell, so that the friction force between an object and the rear table board is increased, and the non-slip performance of the rear table board is improved. Further, the non-slip mat is soft rubber mat. The soft rubber pad has certain elasticity, good flexibility and excellent anti-skid performance.

The foot dragging mechanism comprises a second driving motor, a second screw rod, a second connecting block, a second hinge frame and a foot dragging plate. The second driving motor is accommodated in the shell and connected with the shell. The second driving motor is in driving connection with the second screw rod, a second threaded hole is formed in the second connecting block and matched with the second screw rod, and the second screw rod is inserted into the second threaded hole and is in driving connection with the second connecting block. The second hinge frame is rotatably connected with two sides of the second connecting block. The foot planker is provided with a second rotating shaft, and the second rotating shaft is rotatably connected with the shell. And a second connecting plate is arranged on the second rotating shaft, and the second hinge frame is connected with the second connecting plate. The shell is provided with a second containing groove, and the foot planker is contained in the second containing groove.

The PCB wireless charging board 211, the first driving motor and the second driving motor are electrically connected to the PCB control board 40.

Above-mentioned electronic multi-functional back table of car seat is in the course of the work, on installing car seat with the casing lock, control first driving motor operation through the PCB control panel, utilize the first driving motor of lead screw principle to pass through the first connecting block rebound of first lead screw drive, the first hinge mount of in-process of first connecting block rebound rotates for first connecting block, thereby first hinge mount rotates and drives first rotation axis rotation through first connecting plate and drive the back table rotation, make the back table take out to the state of extending from first storage tank, in order to make things convenient for the back row passenger to place other objects. The PCB control panel can control the PCB wireless charging panel to work to wirelessly charge the mobile phone. The second driving motor is controlled to operate through the PCB control board, the second driving motor drives the second connecting block to move upwards through the second lead screw by utilizing a lead screw principle, the second hinge frame rotates relative to the second connecting block in the process of moving upwards of the second connecting block, and the second hinge frame rotates to drive the second rotating shaft to rotate through the second connecting plate so as to drive the foot planker to rotate, so that the foot planker is drawn out of the second accommodating groove to be in an extending state, and therefore the feet of a rear-row passenger can be conveniently placed. The electric multifunctional rear table plate for the automobile seat enriches the functions of the automobile seat, meets the demand of people on automobile seat multifunction, and improves the comfort performance of the automobile seat.

In order to increase the stability of the pen placed on the pen slot 51, in one embodiment, the C-shaped soft clip is a soft plastic clip 511, and the soft plastic clip has certain elasticity, so that the pen can be conveniently installed or detached in the pen slot. In this embodiment, the C-type soft band is a soft rubber band, which has a certain elasticity, good flexibility and excellent anti-slip performance. Make things convenient for the pen to install or dismantle in the pen groove, can increase the frictional force between pen and the pen groove, increase the non-slip properties in pen groove to the stability of pen in the pen groove has been increased. Further, in this embodiment, be provided with anti-skidding line on the soft clamp's of C type inside wall to further increase the non-skid property of the soft clamp of C type, thereby further increase the frictional force between pen and the pen groove. Additionally, in one embodiment, the cleats 512 are soft plastic cleats. The soft plastic block has certain elasticity, and the soft plastic block combines the soft clamp of C type can be fixed the pen in the pen groove steadily. In other embodiments, the cleats are soft rubber cleats. Thus, the stability of placing the pen on the pen groove is improved.

In order to increase the comfort of the foot rest, in one embodiment, a foot rest pad is provided on the side of the foot rest facing the housing to increase the comfort of the surface of the foot rest. In this embodiment, the foot carriage comprises a foot carriage 221, a sponge frame 222, a buffering sponge 223 and leather 224, the foot carriage is connected with the buffering sponge through the sponge frame, and one side of the buffering sponge opposite to the sponge frame is connected with the leather. The leather is easy to clean, can be directly wiped on the surface by cloth, and has good heat dissipation. The buffering sponge effectively buffers the pressure of the foot, and the supporting area of the foot is increased after the foot supporting plate deforms, so that the comfort degree of the surface of the foot planker is increased. Therefore, the comfort performance of the foot carriage is improved.

Example 2

The embodiment 2 provides another structure of the lifting unit 31, which comprises a toothed plate 33 rotatably connected with the swing connecting piece 32, and a transmission gear 34 engaged with the toothed plate 33. Meanwhile, the toothed plate 33 can be mounted inside the chair back 10 through mounting structures such as a sliding groove and a sliding rail, but not limited to the mounting structures such as the sliding groove and the sliding rail, and all the structures capable of mounting the toothed plate 33 are all available. The transmission gear 34 is connected with the motor 311, and drives the toothed plate 33 engaged with the transmission gear to move up and down under the rotation action, and the toothed plate 33 moves up and down to drive the swing connecting piece 32 hinged to the toothed plate to swing and extend, so that the object carrying plate 20 is turned over.

While the present invention has been described by way of examples, and not by way of limitation, other variations of the disclosed embodiments, as would be readily apparent to one of skill in the art, are intended to be within the scope of the present invention, as defined by the claims.