CN210185046U

CN210185046U - Multifunctional chair

Info

Publication number: CN210185046U
Application number: CN201921106814.8U
Authority: CN
Inventors: Quanjin Pu; 浦全锦
Original assignee: Hangzhou Lin'an Saimei Furniture Co Ltd
Current assignee: Hangzhou Lin'an Saimei Furniture Co Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-03-27
Anticipated expiration: 2029-07-15

Abstract

The utility model relates to a multifunctional chair relates to household articles technical field, and current chair only has single form, can't satisfy the demand of current people to lying. The chair comprises a seat board, chair legs arranged on the lower side of the seat board and a backrest arranged on the seat board, wherein the lower side edge of the backrest is rotatably connected with the seat board, and one side of the backrest, far away from the seat board, is rotatably connected with a supporting piece; a supporting foot plate and a linkage assembly are arranged below the seat plate, the linkage assembly comprises a guide rail which is fixedly connected below the seat plate and is horizontally arranged, a sliding part which is slidably connected in the guide rail, a fixed rod which is fixedly connected between the sliding part and the supporting foot plate, and a traction rod which is fixedly connected with the sliding part; the linkage assembly further comprises a swing rod arranged below the seat plate and a sliding sleeve sleeved on the periphery of the swing rod in a sliding mode, the upper end of the swing rod is fixed to the backrest, and one end of the traction rod is rotatably connected to the sliding sleeve. The scheme not only has a sitting shape, but also has a lying shape for people to lie down for rest.

Description

Multifunctional chair

Technical Field

The utility model belongs to the technical field of household articles technique and specifically relates to a multifunctional chair is related to.

Background

In today's compact pace of life, whether working or leisure, people always have no way to leave the need to "lie down", especially after being busy with a strong desire to lie down for relaxation. It is easy to find that people always lie down according to physical or psychological needs whether in office work, study or leisure and entertainment.

Most of the existing chairs have only one sitting form, and for example, the Chinese patent with application number 201410706773.1 discloses a multifunctional chair, which mainly comprises a chair back, a chair seat and telescopic supporting legs arranged at the lower end of the chair seat. Such a seat with only a single shape has a large limitation, and cannot meet the lying requirements of people at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multifunctional chair not only has the form of sitting, still has the form of lying that supplies people to lie down to have a rest, and then the limitation is littleer.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a multifunctional chair comprises a seat board, chair legs arranged on the lower side of the seat board and a backrest arranged on the seat board, wherein the lower side edge of the backrest is rotatably connected with the seat board, and one side, far away from the seat board, of the backrest is rotatably connected with a supporting piece used for providing supporting force for the backrest when the backrest is turned to be in a horizontal state; a supporting foot plate and a linkage assembly for linking the supporting foot plate and the backrest are arranged below the seat plate, the linkage assembly comprises a guide rail which is fixedly connected below the seat plate and is horizontally arranged, a sliding part which is connected in the guide rail in a sliding manner, a fixed rod which is fixedly connected between the sliding part and the supporting foot plate and a traction rod which is fixedly connected with the sliding part, and the sliding direction of the sliding part is vertical to the turning axis of the backrest; the linkage assembly also comprises a swing rod arranged below the seat plate and a sliding sleeve sleeved on the periphery of the swing rod in a sliding manner, the upper end of the swing rod is fixed on the backrest, and one end of the traction rod is rotatably connected with the sliding sleeve; the seat board is provided with a limit component for enabling the backrest to be in a vertical state; when the backrest is turned downwards to be in a horizontal state, the supporting foot plate slides out of the lower side of the seat plate along the horizontal direction.

By adopting the technical scheme, an operator pulls the foot supporting plate forwards to enable the foot supporting plate to be far away from the backrest, the backrest is turned downwards from a vertical state to be in a horizontal state through the linkage effect of the linkage assembly, so that the conversion from a sitting state to a lying state is completed, and the backrest and the foot supporting plate at the moment can both increase the area of the operator lying down.

The utility model discloses further set up to: the support piece is a triangular prism, a lightening hole penetrates through the support piece, one edge of the support piece is rotatably connected to the backrest, and the rotating axis of the support piece is parallel to the central axis of the support piece.

By adopting the technical scheme, when the backrest is turned downwards to be in a horizontal state, the supporting piece is also turned under the action of the gravity of the supporting piece and is supported on the ground to provide supporting force for the backrest. The lightening holes can reduce the weight of the supporting piece to prevent the backrest from turning over too fast.

The utility model discloses further set up to: the backrest is far away from one side of the support piece and is attached to the extension plate, the upper side of the extension plate is rotatably connected to the upper side of the backrest, and the turnover angle of the extension plate is 180 degrees.

By adopting the technical scheme, after the backrest is turned to be in a horizontal state, an operator can continue turning the extension plate, so that the extension plate is turned away from the backrest until the turning angle reaches 180 degrees, at the moment, the side edge of the extension plate is abutted against the side edge of the backrest, the extension plate cannot continue turning downwards, and finally, the extension plate in the horizontal state can expand the region where the operator can lie; it should be noted that, since the extension plate is used to support the head of the operator, the downward pressure applied to the extension plate is usually small, so that the extension plate and the backrest are not broken.

The utility model discloses further set up to: the limiting assembly comprises a limiting sleeve fixed on the outer peripheral wall of the seat plate, a limiting rod which penetrates through the limiting sleeve in a sliding mode and is arranged vertically, and a limiting head fixed at the upper end of the limiting rod, wherein the limiting rod is partially blocked on a path of the foot supporting plate sliding towards the direction far away from the backrest; when the backrest is in a vertical state, the side edge of the foot supporting plate is abutted against the periphery of the limiting rod.

Through adopting above-mentioned technical scheme, when the upset restriction of spacing subassembly to the back needs to be relieved to the operator, only need upwards propose the gag lever post can, easy operation, convenience.

The utility model discloses further set up to: the linkage assembly is provided with two groups, and a hack lever is fixedly connected between the two traction rods.

Through adopting above-mentioned technical scheme, the hack lever is used for improving the motion synchronism of two sets of linkage subassemblies.

The utility model discloses further set up to: the foot supporting plate is connected with a pull ring.

By adopting the technical scheme, the pull ring is convenient for an operator to control the foot supporting plate.

The utility model discloses further set up to: handrails are fixed on two opposite sides of the seat board.

By adopting the technical scheme, when the chair is in a lying state, the armrests can play a role in preventing an operator from rolling down from the side edges of the chair.

The utility model discloses further set up to: foot pads are fixed at the lower ends of the chair legs.

By adopting the technical scheme, the foot pad is used for increasing the contact area between the chair legs and the opposite surface, so that the chair is more stably supported on the ground.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the scheme, an operator can make the chair complete the conversion from the sitting form to the lying form by pulling the foot supporting plate forwards, so that the limitation is smaller;

2. in the scheme, the armrests on the two sides of the seat board can play a role in preventing an operator from rolling down from the side edge of the chair when the chair is in a lying state.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a plan view of the present embodiment.

Fig. 3 is a schematic cross-sectional view at a-a in fig. 2.

Fig. 4 is a partial sectional view schematically showing the present embodiment.

Fig. 5 is an enlarged schematic view at B in fig. 4.

Fig. 6 is a front view of the present embodiment in the lying configuration.

In the figure, 1, a seat plate; 11. a chair leg; 2. a backrest; 21. a support member; 22. lightening holes; 23. an extension plate; 3. a foot supporting plate; 31. a pull ring; 4. a linkage assembly; 41. a guide rail; 42. a slider; 43. fixing the rod; 44. a traction rod; 45. a swing rod; 46. a sliding sleeve; 47. a pull rod; 5. a limiting component; 51. a limiting sleeve; 52. a limiting rod; 53. a limiting head; 6. a handrail; 7. a foot pad; 8. a frame rod.

Detailed Description

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

Referring to fig. 1 and 2, a multifunctional chair disclosed in the present invention comprises a seat plate 1, four legs 11 mounted on the lower side of the seat plate 1, and a backrest 2 mounted on the seat plate 1; the lower side edge of the backrest 2 is rotatably connected with the seat plate 1, and a foot supporting plate 3 and a linkage assembly 4 for linking the foot supporting plate 3 and the backrest 2 are arranged below the seat plate 1; an operator pulls the foot supporting plate 3 forwards to enable the foot supporting plate 3 to be far away from the backrest 2, and the backrest 2 is turned downwards from a vertical state to be in a horizontal state through the linkage effect of the linkage assembly 4, so that the conversion from a sitting state to a lying state is completed.

Wherein, the seat plate 1 is provided with a limit component 5, and the limit component 5 is used for limiting the rotation of the backrest 2 and keeping the chair in the sitting shape.

Referring to fig. 3 and 4, a support 21 is rotatably connected to a side of the backrest 2 away from the seat plate 1, and the support 21 is used for providing a supporting force for the backrest 2 when the backrest 2 is turned to be horizontal; the supporting member 21 is a triangular prism, a lightening hole 22 penetrates through the supporting member 21, the axis of the lightening hole 22 is parallel to the axis of the supporting member 21, one edge of the supporting member 21 is rotatably connected to the backrest 2, and the rotation axis of the supporting member 21 is parallel to the central axis of the supporting member 21. When the backrest 2 is turned downward and becomes horizontal, the support member 21 is also turned by its own weight and is supported on the ground to provide a supporting force to the backrest 2 (see fig. 6).

The backrest 2 is attached with the extension plate 23 on the side away from the support 21, the upper side of the extension plate 23 is rotatably connected with the upper side of the backrest 2, and the turning angle of the extension plate 23 is 180 degrees. After the backrest 2 is turned to be horizontal, the operator can continue turning the extension plate 23, so that the extension plate 23 is turned away from the backrest 2 until the turning angle reaches 180 degrees, at this time, the side edge of the extension plate 23 abuts against the side edge of the backrest 2 (see fig. 6), the extension plate 23 cannot continue turning downwards, and finally, the extension plate 23 in the horizontal state can expand the region where the operator can lie; it should be noted that, since the extension plate 23 is used to support the head of the operator, the downward pressure applied to the extension plate 23 is usually small, so that the extension plate 23 and the backrest 2 are not broken.

Linkage assembly 4 is equipped with two sets ofly, and every group linkage assembly 4 includes: a guide rail 41 which is fixedly connected to the lower part of the seat plate 1 and is horizontally arranged, a sliding part 42 which is slidably connected in the guide rail 41, a fixed rod 43 which is fixedly connected between the sliding part 42 and the foot supporting plate 3, and a traction rod 44 which is fixedly connected to the sliding part 42. The length direction of the guide rail 41 is perpendicular to the turning axis of the backrest 2, four pull rods 47 are fixed on the lower side of the seat plate 1, the pull rods 47 are used for fixing the guide rail 41 and the seat plate 1, and every two pull rods 47 correspond to one guide rail 41. The foot supporting plate 3 is attached to the lower side of the seat plate 1, the sliding part 42 is in a block shape, the fixing rod 43 is fixed on one side of the sliding part 42, and the horizontally arranged traction rod 44 is fixed on the other side of the sliding part 42.

The linkage assembly 4 further comprises: the upper end of the swing rod 45 is fixed on the backrest 2, and one end of the traction rod 44, which is far away from the sliding piece 42, is rotatably connected to the outer wall of the sliding sleeve 46; when the backrest 2 is in a vertical state, the included angle between the axis of the swing rod 45 and the vertical line is 45 degrees. A hack lever 8 is fixedly connected between the two traction rods 44, and the hack lever 8 is used for improving the motion synchronism of the two sets of linkage assemblies 4.

The lower side of the foot supporting plate 3 is connected with a pull ring 31, when an operator pulls the pull ring 31 to enable the foot supporting plate 3 to move towards the direction far away from the backrest 2, the pull rod 44 drives the swing rod 45 to swing, and meanwhile, the backrest 2 turns downwards; when the foot supporting plate 3 slides to the end, the swinging angle of the swinging rod 45 is 90 degrees, and the backrest 2 is just overturned to be in a horizontal state.

Referring to fig. 4 and 5, the spacing assembly 5 includes: a limiting sleeve 51 fixed at the front side of the seat board 1, a vertically arranged limiting rod 52 sliding through the limiting sleeve 51, and a limiting head 53 fixed at the upper end of the limiting rod 52; the limiting head 53 is used for preventing the limiting rod 52 from sliding out of the limiting sleeve 51 downwards, and part of the limiting rod 52 is blocked on a path of the foot supporting plate 3 sliding towards the direction far away from the backrest 2; when the backrest 2 is in a vertical state, the side edge of the foot supporting plate 3 abuts against the periphery of the limiting rod 52; due to the blocking effect of the limiting rod 52 on the foot supporting plate 3 and the linkage effect of the linkage assembly 4, the backrest 2 cannot be turned downwards, and the sitting shape can be maintained.

Referring to fig. 1, armrests 6 are fixed to opposite sides of a seat plate 1, and the armrests 6 prevent an operator from rolling down from the sides of the chair when the chair is in a lying state. The foot pad 7 is fixed at the lower end of the chair leg 11, and the foot pad 7 is used for increasing the contact area of the chair leg 11 and the opposite surface, thereby enabling the chair to be supported on the ground more stably.

The implementation principle of the embodiment is as follows: an operator can pull the foot supporting plate 3 forwards to enable the foot supporting plate 3 to be far away from the backrest 2, the backrest 2 is turned downwards from a vertical state to be in a horizontal state through the linkage effect of the linkage assembly 4, so that the conversion from a sitting state to a lying state is completed, and the backrest 2 and the foot supporting plate 3 can increase the lying area of the operator at the moment.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a multifunctional chair, includes bedplate (1), installs chair leg (11) in bedplate (1) downside, installs back (2) on bedplate (1), its characterized in that: the lower side of the backrest (2) is rotatably connected with the seat plate (1), and one side, far away from the seat plate (1), of the backrest (2) is rotatably connected with a supporting piece (21) used for providing supporting force for the backrest (2) when the backrest (2) is turned over to be in a horizontal state; a supporting foot plate (3) and a linkage assembly (4) used for linking the supporting foot plate (3) and the backrest (2) are arranged below the seat plate (1), the linkage assembly (4) comprises a guide rail (41) which is fixedly connected below the seat plate (1) and horizontally arranged, a sliding part (42) which is slidably connected in the guide rail (41), a fixed rod (43) which is fixedly connected between the sliding part (42) and the supporting foot plate (3) and a traction rod (44) which is fixedly connected with the sliding part (42), and the sliding direction of the sliding part (42) is vertical to the overturning axis of the backrest (2); the linkage assembly (4) further comprises a swing rod (45) arranged below the seat plate (1) and a sliding sleeve (46) sleeved on the periphery of the swing rod (45) in a sliding manner, the upper end of the swing rod (45) is fixed on the backrest (2), and one end of a traction rod (44) is rotatably connected to the sliding sleeve (46); the seat board (1) is provided with a limiting component (5) which is used for enabling the backrest (2) to be in a vertical state; when the backrest (2) is turned downwards to be in a horizontal state, the foot supporting plate (3) slides out of the lower side of the seat plate (1) along the horizontal direction.

2. A multifunctional chair as claimed in claim 1, wherein: support piece (21) are the triangular prism, and run through lightening hole (22) on support piece (21), and a seamed edge of support piece (21) rotates and connects in back (2), and the axis of rotation of support piece (21) is on a parallel with the axis of support piece (21).

3. A multifunctional chair as claimed in claim 1, wherein: the backrest (2) is far away from one side of the support piece (21) and is attached with the extension plate (23), the upper side of the extension plate (23) is rotatably connected to the upper side of the backrest (2), and the turning angle of the extension plate (23) is 180 degrees.

4. A multifunctional chair as claimed in claim 1, wherein: the limiting assembly (5) comprises a limiting sleeve (51) fixed on the outer peripheral wall of the seat plate (1), a limiting rod (52) which penetrates through the limiting sleeve (51) in a sliding mode and is vertically arranged, and a limiting head (53) fixed at the upper end of the limiting rod (52), wherein the limiting rod (52) is partially blocked on a path of the foot supporting plate (3) sliding towards the direction far away from the backrest (2); when the backrest (2) is in a vertical state, the side edge of the foot supporting plate (3) is abutted against the periphery of the limiting rod (52).

5. A multifunctional chair as claimed in claim 1, wherein: the linkage assemblies (4) are provided with two groups, and a hack lever (8) is fixedly connected between the two traction rods (44).

6. A multifunctional chair as claimed in claim 1, wherein: the foot supporting plate (3) is connected with a pull ring (31).

7. A multifunctional chair as claimed in claim 1, wherein: handrails (6) are fixed on two opposite sides of the seat board (1).

8. A multifunctional chair as claimed in claim 1, wherein: the lower ends of the chair legs (11) are fixed with foot pads (7).