CN219056055U

CN219056055U - Sitting and lying dual-purpose automobile seat

Info

Publication number: CN219056055U
Application number: CN202320267181.9U
Authority: CN
Inventors: 任晓明; 侯银磊
Original assignee: Zhejiang Tiancheng Controls Co ltd
Current assignee: Zhejiang Tiancheng Controls Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-05-23
Anticipated expiration: 2033-02-13

Abstract

The utility model belongs to the technical field of automobile accessories, and relates to a sitting and lying dual-purpose automobile seat, which comprises a seat cushion assembly and a backrest assembly, wherein the backrest assembly comprises a backrest front sponge, a backrest framework assembly, a hard plate body and a backrest back sponge which are fixedly connected, the backrest framework assembly is hinged with the seat cushion assembly, the backrest framework assembly is rotationally switched between a sitting state and a lying state of the automobile seat, the backrest front sponge is in contact connection with the upper surface of the seat cushion assembly to form a folding shape in the lying state, and a folding locking plate is arranged between the backrest framework assembly and the seat cushion assembly and is positioned at the side of the backrest framework assembly and the seat cushion assembly. The sitting and lying dual-purpose automobile seat provided by the utility model can be used as a part of a vehicle-mounted sleeper for a passenger, and can be conveniently switched between a sitting state and a lying state.

Description

Sitting and lying dual-purpose automobile seat

Technical Field

The utility model belongs to the technical field of automobile accessories, and relates to a sitting and lying dual-purpose automobile seat.

Background

Because of the development of commercial caravan, a dual-purpose sitting and lying seat which can be taken as a part of a vehicle-mounted sleeper is needed, and when the seat back is upright, the seat back can be taken as a part of the caravan sleeper after the seat back is laid down. The dual-purpose seat not only needs to be conveniently switched between two using states, but also can prevent the back from shaking when the vehicle runs and jolts.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the sitting and lying dual-purpose automobile seat which can be taken as a part of a vehicle-mounted sleeper and can be conveniently switched between a sitting state and a lying state.

In order to solve the technical problems, the aim of the utility model is realized by the following technical scheme:

the utility model provides a dual-purpose car seat of sitting and lying, includes seat cushion assembly and back assembly, back assembly includes back positive sponge, back skeleton assembly, stereoplasm plate body and the back sponge of fixed connection, back skeleton assembly articulates with the seat cushion assembly, and back skeleton assembly rotates the switching between car seat's sitting state and the state of lying, and back positive sponge contacts with the upper surface of seat cushion assembly and connects into the folding form when lying the state, be provided with folding locking plate between back skeleton assembly and the seat cushion assembly, folding locking plate is located the side of back skeleton assembly and seat cushion assembly.

In the sitting and sleeping dual-purpose automobile seat, the hard plate body can be a hard plastic plate, a metal plate or a wood plate, and preferably a wood plate.

In the sitting and lying dual-purpose automobile seat, the hard plate body is assembled on the backrest framework assembly, the sponge on the front face of the backrest is adhered to the backrest framework assembly by using the glue, and the sponge on the back face of the backrest is adhered to the hard plate body by using the glue.

In the sitting and lying dual-purpose automobile seat, the folding locking plate is hinged with the stay wire support, the backrest framework assembly is hinged with the stay wire connecting piece, the stay wire support is connected with one end of the stay wire assembly for driving the folding locking plate to unlock, the other end of the stay wire assembly is connected with the stay wire connecting piece, one end of the unlocking stay wire is further connected with the stay wire connecting piece, and the other end of the unlocking stay wire is exposed out of the backrest assembly. Preferably, the end parts of the pull belt connecting sheets are hinged, and the unlocking pull belt and the pull wire assembly are connected to the same side of the hinge shaft.

In the sitting and lying dual-purpose automobile seat, the upper end of the backrest framework assembly is provided with the pull belt cover, and the unlocking pull belt is arranged on the pull belt cover in a penetrating manner; the lower extreme of back skeleton assembly is provided with the stretching strap support frame, the stretching strap connection piece articulates on the step bolt of stretching strap support frame, be provided with spacing pin on the stretching strap support frame of stretching strap connection piece below. Further, a cover fixing frame is arranged on the backrest framework, and the pull belt cover is clamped on the cover fixing frame.

In the sitting and lying dual-purpose automobile seat, the folding locking plate comprises a hinged large toothed plate and a fixed plate, the large toothed plate is fixedly connected with the seat cushion assembly, the fixed plate is fixedly connected with the backrest framework assembly, a small toothed plate is hinged to the fixed plate, and a concave-convex tooth structure which is mutually meshed and locked is arranged between the small toothed plate and the large toothed plate. Further, the big toothed plate is hinged with the fixed plate through a main shaft, the main shaft is provided with a step structure, and the small toothed plate is hinged through a small toothed plate rivet.

In the sitting and lying dual-purpose automobile seat, the limiting rivet for preventing the large toothed plate from moving excessively is arranged on the fixing plate.

In the sitting and lying dual-purpose automobile seat, the lower end of the small toothed plate is provided with the convex teeth, the large toothed plate is provided with two groups of concave teeth, the convex teeth and the concave teeth are engaged and locked, and the two groups of concave teeth correspond to the locking of the sitting state and the lying state respectively. Preferably, two convex teeth are arranged, and two concave teeth are also arranged in each group. Preferably, the included angle between the two groups of concave teeth is 90 degrees, the backrest assembly is positioned in an upright position in a sitting state, and the backrest assembly is positioned in a horizontal position in a lying state.

In the sitting and lying dual-purpose automobile seat, the fixed plate is hinged with the cam for driving the pinion plate to rotate and unlock, the cam is coaxially hinged with the stay wire support and synchronously rotates, and the tension spring for driving the cam to rotate towards the locking direction is arranged between the cam and the fixed plate. Further, the hinge shaft of the cam and the stay wire support is a cam rivet, and the cam rivet is provided with a multi-stage step structure and a side section to rivet the cam and the stay wire support together. Further, the upper end of the pinion rack is provided with a groove matched with the cam, and the lower end of the cam drives the pinion rack to rotate through the groove to form an unlocking or locking state.

In the sitting and lying dual-purpose automobile seat, the fixing plate comprises a bottom plate and a cover plate, the small toothed plate and the large toothed plate are arranged between the bottom plate and the cover plate, one end of the tension spring is fixed on the cover plate, the other end of the tension spring is fixed at the upper end of the cam, the cover plate is provided with a stay wire sleeve support, a sleeve of the stay wire assembly is fixed on the stay wire sleeve support, and a stay wire of the stay wire assembly is connected with the stay wire support.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model provides a sitting and lying dual-purpose automobile seat which can be used as a part of a vehicle-mounted sleeper and can be conveniently switched between a sitting state and a lying state. The utility model meets the backrest requirement of riding through the backrest front sponge and the lying requirement through the hard plate body and the backrest back sponge. The utility model has the advantages of simple structure, convenient adjustment, comfortable use and low production cost.

2. The folding locking plate is arranged between the backrest framework assembly and the seat cushion assembly, so that the locking requirement of the backrest assembly is met, and the back of the seat is prevented from being vibrated when the vehicle runs and jolts. Further, the present utility model is locked only in the seating position and the lying position, thereby simplifying the locking structure and the locking operation.

3. The locking mechanism is arranged on the side edge of the chair back, so that the back space of the chair back is reserved, and the chair back can be used as a sleeper after being laid down more conveniently; according to the unlocking mechanism, the unlocking mechanism is further optimized, the unlocking pull belt drives the stay wire assembly to drive the unlocking structure, and meanwhile, the unlocking pull belt is arranged outside the upper end of the chair back, so that the locking mechanism can be unlocked more conveniently.

Drawings

Fig. 1 is a perspective view of the riding state of the present utility model;

fig. 2 is a perspective view of the present utility model in a lying state;

FIG. 3 is an exploded view of the present utility model;

FIG. 4 is an internal block diagram of the present utility model;

FIG. 5 is a perspective view of the wire support bracket of the present utility model;

FIG. 6 is a perspective view of the folding latch plate of the present utility model;

FIG. 7 is an internal structural view of the folding locking plate of the present utility model;

reference numerals: 1. a seat cushion assembly; 2. a back front sponge; 3. a back frame assembly; 4. a hard plate body; 5. a back sponge; 6. folding the locking plate; 7. a stay wire bracket; 8. a drawstring connecting piece; 9. a stay wire assembly; 10. unlocking the pull belt; 11. a drawstring cover; 12. a drawstring support frame; 13. a step bolt; 14. limit pins; 15. a large toothed plate; 16. a fixing plate; 17. a pinion rack; 18. convex teeth; 19. concave teeth; 20. a cam; 21. a tension spring; 22. a bottom plate; 23. a cover plate; 24. and a stay wire sleeve bracket.

Detailed Description

The utility model is further described in the following embodiments with reference to the figures, see fig. 1-7:

the utility model provides a dual-purpose car seat of sitting and lying, includes seat cushion assembly 1 and back assembly, back assembly includes back positive sponge 2, back skeleton assembly 3, stereoplasm plate body 4 and back sponge 5 of fixed connection, back skeleton assembly 3 articulates with seat cushion assembly 1, and back skeleton assembly 3 rotates the switching between car seat's sitting state and the state of lying, and back positive sponge 2 contacts with the upper surface of seat cushion assembly 1 and connects into the folder form when lying the state, be provided with folding locking plate 6 between back skeleton assembly 3 and seat cushion assembly 1, folding locking plate 6 is located the side of back skeleton assembly 3 and seat cushion assembly 1.

The usage mode of the embodiment is as follows: the backrest framework assembly 3 and the seat cushion assembly 1 can automatically rotate by unlocking the folding locking plate 6; when the backrest framework assembly 3 is rotated to the upright position, the folding locking plate 6 is locked again, and the automobile seat can be used for riding, as shown in the state of figure 1; when the backrest framework assembly 3 is rotated to the horizontal position, the folding locking plate 6 is locked again, and the automobile seat can be used for lying down at the moment, as shown in the state of fig. 2.

The rigid plate body 4 may be selected from a rigid plastic plate, a metal plate or a wood plate, preferably a wood plate, in order to provide sufficient support in the lying state.

The fixing mode of the backrest assembly in the embodiment is as follows: the hard plate body 4 is assembled on the backrest framework assembly 3, the backrest front sponge 2 is adhered to the backrest framework assembly 3 by glue, and the backrest back sponge 5 is adhered to the hard plate body 4 by glue.

Referring to fig. 4, the unlocking structure of the folding locking plate 6 in this embodiment is: the folding locking plate 6 is hinged with a stay wire support 7, the backrest framework assembly 3 is hinged with a stay wire connecting piece 8, the stay wire support 7 is connected with one end of a stay wire assembly 9 for driving the folding locking plate 6 to unlock, the other end of the stay wire assembly 9 is connected with the stay wire connecting piece 8, one end of an unlocking stay wire 10 is further connected with the stay wire connecting piece 8, and the other end of the unlocking stay wire 10 is exposed out of the backrest assembly. Preferably, the end of the pull belt connecting sheet 8 is hinged, and the unlocking pull belt 10 and the pull wire assembly 9 are connected on the same side of the hinge shaft.

Further, a pull belt cover 11 is arranged at the upper end of the backrest framework assembly 3, and the unlocking pull belt 10 is arranged on the pull belt cover 11 in a penetrating manner; the lower extreme of back skeleton assembly 3 is provided with stretching strap support frame 12, stretching strap connection piece 8 articulates on the step bolt 13 of stretching strap support frame 12, be provided with spacing pin 14 on the stretching strap support frame 12 of stretching strap connection piece 8 below. Further, a cover fixing frame is arranged on the backrest framework, and the pull belt cover 11 is clamped on the cover fixing frame.

The specific unlocking mode of this embodiment is: the unlocking pull belt 10 is pulled, the unlocking pull belt 10 drives the pull belt connecting sheet 8 to rotate around the hinge point, and when the pull belt connecting sheet 8 rotates, the pull wire in the pull wire assembly 9 is driven to displace, and the pull wire assembly 9 pulls the pull wire support 7 to rotate around the hinge point, so that the folding locking plate 6 is unlocked.

Referring to fig. 6 to 7, in this embodiment, the folding lock plate 6 has a specific structure that: the folding locking plate 6 comprises a hinged large toothed plate 15 and a fixed plate 16, the large toothed plate 15 is fixedly connected with the seat cushion assembly 1, the fixed plate 16 is fixedly connected with the backrest frame assembly 3, a small toothed plate 17 is hinged to the fixed plate 16, and a concave-convex tooth 18 structure for mutually meshed locking is arranged between the small toothed plate 17 and the large toothed plate 15. Further, the large toothed plate 15 and the fixed plate 16 are hinged through a main shaft, the main shaft is provided with a step structure, and the small toothed plate 17 is hinged through small toothed plate rivets.

Further, the fixing plate 16 is provided with a limit rivet for preventing the large toothed plate 15 from moving excessively.

Further, referring to fig. 7, the lower end of the small toothed plate 17 is provided with a convex tooth 18, the big toothed plate 15 is provided with two sets of concave teeth 19, the convex tooth 18 is engaged with the concave teeth 19 to lock, and the two sets of concave teeth 19 respectively correspond to the locking of the sitting state and the lying state. Preferably, two teeth 18 are provided, and two teeth 19 are provided for each set. Preferably, the included angle between the two sets of concave teeth 19 is 90 °, and the backrest assembly is in an upright position in the sitting state and in a horizontal position in the lying state.

Further, referring to fig. 6, the fixed plate 16 is hinged with a cam 20 for driving the pinion plate 17 to rotate and unlock, the cam 20 is coaxially hinged with the wire support 7 and synchronously rotates, and a tension spring 21 for driving the cam 20 to rotate in a locking direction is arranged between the cam 20 and the fixed plate 16. Further, the hinge shaft of the cam 20 and the stay wire support 7 is a cam rivet, and the cam rivet is provided with a multi-stage step structure and a side section, so that the cam 20 and the stay wire support 7 are riveted together. Further, the upper end of the pinion plate 17 is provided with a groove matched with the cam 20, and the lower end of the cam 20 drives the pinion plate 17 to rotate through the groove to form an unlocking or locking state.

Further, referring to fig. 6, the fixing plate 16 includes a bottom plate 22 and a cover plate 23, the small toothed plate 17 and the large toothed plate 15 are disposed between the bottom plate 22 and the cover plate 23, one end of the tension spring 21 is fixed on the cover plate 23, the other end is fixed on the upper end of the cam 20, a stay wire sleeve bracket 24 is disposed on the cover plate 23, the sleeve of the stay wire assembly 9 is fixed on the stay wire sleeve bracket 24, and the stay wire of the stay wire assembly 9 is connected with the stay wire bracket 7.

The unlocking and locking modes of the folding locking plate 6 in this embodiment are: when the back frame assembly 3 is in a sitting position or a lying position, the unlocking pull belt 10 is loosened, the tension spring 21 drives the cam 20 to reset, the cam 20 drives the small toothed plate 17 to rotate in the locking direction, the convex teeth 18 on the small toothed plate 17 are separated from the concave teeth 19 on the large toothed plate 15, so that the locking state is released, the back frame assembly 3 and the seat cushion assembly 1 can automatically rotate, when the back frame assembly 3 rotates to the sitting position or the lying position, the unlocking pull belt 10 is loosened, the tension spring 21 drives the cam 20 to reset, the cam 20 drives the small toothed plate 17 to rotate in the locking direction, the convex teeth 18 of the small toothed plate 17 are clamped into the concave teeth 19 of the large toothed plate 15 again, locking is formed, and the pull wire assembly 9 and the unlocking pull belt 10 are simultaneously driven to reset in the resetting process of the cam 20.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a dual-purpose car seat of sitting and lying, includes seat cushion assembly (1) and back assembly, its characterized in that, back assembly includes back front sponge (2), back skeleton assembly (3), stereoplasm plate body (4) and back sponge (5) of fixed connection, back skeleton assembly (3) are articulated with seat cushion assembly (1), and back skeleton assembly (3) rotate and switch between car seat's sitting and lying state, and back front sponge (2) are connected into foldingly with the upper surface contact of seat cushion assembly (1) when lying state, be provided with folding locking board (6) between back skeleton assembly (3) and seat cushion assembly (1), folding locking board (6) are located the side of back skeleton assembly (3) and seat cushion assembly (1).

2. The sitting and lying dual-purpose automobile seat according to claim 1, wherein the folding locking plate (6) is hinged with a pull wire support (7), the backrest framework assembly (3) is hinged with a pull wire connecting piece (8), the pull wire support (7) is connected with one end of a pull wire assembly (9) for driving the folding locking plate (6) to unlock, the other end of the pull wire assembly (9) is connected with the pull wire connecting piece (8), the pull wire connecting piece (8) is also connected with one end of an unlocking pull wire (10), and the other end of the unlocking pull wire (10) is exposed out of the backrest assembly.

3. The sitting and lying dual-purpose automobile seat according to claim 2, wherein a pull belt cover (11) is arranged at the upper end of the backrest framework assembly (3), and the unlocking pull belt (10) is arranged on the pull belt cover (11) in a penetrating manner; the lower extreme of back skeleton assembly (3) is provided with stretching strap support frame (12), stretching strap connection piece (8) articulates on step bolt (13) of stretching strap support frame (12), be provided with spacing pin (14) on stretching strap support frame (12) of stretching strap connection piece (8) below.

4. The sitting and lying dual-purpose automobile seat according to claim 2, wherein the folding locking plate (6) comprises a hinged large toothed plate (15) and a fixed plate (16), the large toothed plate (15) is fixedly connected with the seat cushion assembly (1), the fixed plate (16) is fixedly connected with the backrest framework assembly (3), a small toothed plate (17) is hinged on the fixed plate (16), and a concave-convex tooth structure which is mutually meshed and locked is arranged between the small toothed plate (17) and the large toothed plate (15).

5. The sitting and lying dual-purpose automobile seat according to claim 4, wherein the lower end of the small toothed plate (17) is provided with convex teeth (18), the large toothed plate (15) is provided with two groups of concave teeth (19), the convex teeth (18) are engaged with the concave teeth (19) for locking, and the two groups of concave teeth (19) correspond to the locking of the sitting state and the lying state respectively.

6. The sitting and lying dual-purpose automobile seat according to claim 4, wherein the fixed plate (16) is hinged with a cam (20) for driving the pinion plate (17) to rotate and unlock, the cam (20) is coaxially hinged with the wire drawing bracket (7) and synchronously rotates, and a tension spring (21) for driving the cam (20) to rotate towards a locking direction is arranged between the cam (20) and the fixed plate (16).

7. The sitting and lying dual-purpose automobile seat according to claim 6, wherein the fixing plate (16) comprises a bottom plate (22) and a cover plate (23), the small toothed plate (17) and the large toothed plate (15) are arranged between the bottom plate (22) and the cover plate (23), one end of the tension spring (21) is fixed on the cover plate (23), the other end of the tension spring is fixed on the upper end of the cam (20), and a stay wire sleeve bracket (24) is arranged on the cover plate (23).