CN114027657A

CN114027657A - Intelligent office chair facilitating resting of personnel and intelligent adjustment method thereof

Info

Publication number: CN114027657A
Application number: CN202111413875.0A
Authority: CN
Inventors: 田东利
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-02-11

Abstract

The invention discloses an intelligent office chair convenient for people to have a rest and an intelligent adjusting method thereof, wherein the intelligent office chair comprises a seat plate, a cushion is arranged at the top of the seat plate, a backrest is arranged on one side of the outer part of the seat plate, a back cushion is arranged on the outer wall of the backrest, the cushion and the back cushion are both composed of a graphene infrared wrapping layer and a sponge filling body, an adjusting hand wheel for adjusting the inclination angle of the backrest is arranged at the joint of the backrest and the seat plate, a rotating rod is arranged on one side wall in the adjusting hand wheel, two sides of the bottom of the backrest are rotatably connected with the rotating rod, a packaging box is arranged at the bottom of the seat plate, ball connecting rods are arranged at four corners of the bottom in the packaging box, an elastic pull rod is arranged between every two ball connecting rods, a connecting shaft sleeve is arranged on the elastic pull rod, a crank shaft is arranged in the connecting shaft sleeve, and the crank shaft penetrates through the two connecting shaft sleeves. The invention realizes the adjustment of any inclination angle of the backrest and the seat plate, and is beneficial to the flexible use of the seat when a user lies down or leans to rest or works and sits down.

Description

Intelligent office chair facilitating resting of personnel and intelligent adjustment method thereof

Technical Field

The invention relates to the technical field of office chairs, in particular to an intelligent office chair convenient for people to have a rest and an intelligent adjusting method thereof.

Background

Office chairs refer to various chairs which are convenient to work in daily work and social activities, office partners divide the office chairs into a narrow meaning and a broad meaning, the narrow office chair refers to a backrest chair on which a person sits when working on a table top in a sitting posture, and the broad office chair refers to all chairs used in offices, including executive chairs, middle class chairs, guest chairs, employee chairs, conference chairs, visitor chairs, training chairs and the like.

At present, the existing graphene mattress has the following defects:

1. heating mechanisms of office chairs are mostly heated by resistance wires, electromagnetic radiation is harmful to human bodies, heat generated by the resistance wires is easy to cause the human bodies to be heated, and the comfort is not good;

2. the office chair has limited adjusting angle, and is inconvenient to use flexibly because of lack of detailed adjusting angle between sitting and lying;

3. office's seat lacks the structure of cradle formula, and the human body is when the rest, mostly shallow sleep, and rest quality is not good.

Therefore, those skilled in the art provide an intelligent office chair and an intelligent adjusting method thereof, which are convenient for people to rest, so as to solve the problems in the background art.

Disclosure of Invention

The invention aims to provide an intelligent office chair convenient for people to have a rest and an intelligent adjusting method thereof, so as to solve the problems in the background technology.

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

the utility model provides an intelligence office chair convenient to personnel have a rest, including the seat, the seat top is provided with the cushion, seat outside one side is provided with the back, be provided with the cushion on the back outer wall, cushion and cushion constitute by graphite alkene infrared parcel layer and sponge obturator, the back is provided with the adjusting handle who is used for adjusting back inclination with the seat junction, be provided with the bull stick on the lateral wall in the adjusting handle, back bottom both sides are rotated with the bull stick and are connected, the seat bottom is provided with the encapsulation case, bottom four corners department all is provided with the bulb connecting rod in the encapsulation case, be provided with the elasticity pull rod between per two bulb connecting rods, be provided with connecting axle sleeve on the elasticity pull rod, be provided with the crank axle in the connecting axle sleeve, the crank axle runs through and sets up in two connecting axle sleeve.

As a still further scheme of the invention: the back is connected with the seat rotation, and the cushion is glued with the seat, and the back cushion is glued with the back, and the sponge obturator card is pressed in the outer parcel layer of graphite alkene, is provided with the vibration massage subassembly in the cushion, is provided with the waist in the back cushion and holds in the palm.

As a still further scheme of the invention: waist holds in the palm one end and is connected with second electric putter, and vibration massage subassembly bottom electric connection has the system control circuit board of embedding in the seat, and sliding connection has the extension plate in the seat, has the stool frame through hinge connection on the outside lateral wall of extension plate.

As a still further scheme of the invention: the adjustable backrest is characterized in that a spiral spring is arranged in the adjusting hand wheel, the adjusting hand wheel is rotationally connected with the seat plate, the rotating rod is welded with the adjusting hand wheel, the rotating rod is in rolling connection with the inner wall of the seat plate, two sides of the bottom of the backrest are fixedly connected with the rotating rod, a gear is nested in the center of the rotating rod, a limiter is clamped at the bottom of the gear, and the limiter is in sliding connection with the bottom in the seat plate.

As a still further scheme of the invention: the utility model discloses a folding chair, including stopper, backrest top, headrest, folding seat, flexible folding rod, stopper, back top sliding connection have the regulation slide bar, the welding has the stopper push rod on the outside lateral wall of stopper, and back top sliding connection has the regulation slide bar, and the regulation slide bar top is fixed with the headrest, and the symmetrical welding has folding seat on the back wall, and the folding seat internal rotation is connected with flexible folding rod.

As a still further scheme of the invention: the packaging box is welded with the bottom of the seat plate, the ball head connecting rod is movably connected with the bottom in the packaging box, the bottom end of the ball head connecting rod is movably connected with an upper leg rod, a lower leg frame is arranged at the bottom of the upper leg rod, a first electric push rod is clamped and pressed in the lower leg frame, and the telescopic end of the first electric push rod is fixedly connected with the upper leg rod.

As a still further scheme of the invention: the first electric push rod, the upper leg rod and the lower leg frame jointly form a supporting leg assembly, two ends of the elastic pull rod are welded with the ball head connecting rod, the connecting shaft sleeve is welded with the elastic pull rod, the crank shaft is in rolling connection with the connecting shaft sleeve, a driving assembly is arranged in the middle of the crank shaft, and the driving assembly comprises a belt, a belt wheel and a motor.

As a still further scheme of the invention: the utility model discloses a vibration massage seat, including seat, system control circuit board, graphite alkene infrared wrapping layer, vibration massage subassembly, second electric putter, first electric putter and motor electric connection, the outside both sides welding of seat has the handrail, and movable mounting has the remote controller with system control circuit board electric connection on the handrail, and external power source is connected to system control circuit board, system control circuit board and graphite alkene infrared wrapping layer, vibration massage subassembly, second electric putter, first electric putter and motor electric connection.

An intelligent adjustment method of an intelligent office chair convenient for people to rest is applied to the intelligent office chair convenient for people to rest, which is disclosed by any one of claims 1 to 8, an external power supply is connected, and the work of a graphene infrared wrapping layer, a vibration massage component, a second electric push rod, a first electric push rod and a motor on the chair is controlled through a remote controller, and the method comprises the following steps:

s1, when people want to lie down for rest, the backrest rotates anticlockwise through the adjusting hand wheel, and the backrest tilts backwards and is adjusted under the action of the rotating rod until the backrest is horizontally placed as the seat plate;

s2, the extension plate is pulled out, the telescopic folding rod is pulled out, the height of the seat plate is adjusted through the first electric push rod, and meanwhile, the telescopic folding rod is also adjusted to a proper position, so that after a user lies on a bed body formed by the backrest, the seat plate and the extension plate, the head of the user is placed on a headrest for rest, the body of the user is massaged through the vibration massage component during rest, the waist support is adjusted in height through the second electric push rod, and then the supporting height of the waist of the user is adjusted, and the requirement of the user on the supporting height of the waist is met;

s3, after the graphene infrared wrapping layer is electrified, the body is heated by utilizing far infrared radiation of graphene, the crankshaft is driven to rotate by the driving assembly, the crankshaft drives the elastic pull rods on two sides to move through the connecting shaft sleeve, and the elastic pull rods swing the connected ball head connecting rods, so that the seat plate connected with the packaging box swings rhythmically from side to side at the tops of the four groups of upper leg rods, and the function of a sleep cradle is achieved;

s4, when the user does not want to lie down for rest, the inclination angle of the backrest is adjusted through the limiting stopper, when the limiting stopper push rod is pushed out, the limiting stopper is separated from the gear, the spiral spring is deformed again at the moment, the rotating rod rotates, the backrest automatically returns, and after the appropriate angle is reached, the limiting stopper is continuously clamped into the gear to lock the inclination angle of the backrest.

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

1. according to the invention, the back cushion and the cushion which are composed of the graphene infrared wrapping layer and the sponge filling body are arranged, and far infrared radiation of graphene is utilized to warm a human body, so that the comfort of the human body receiving heat is improved, and the harm of electromagnetic radiation to the human body is reduced.

2. According to the invention, the adjustment of any inclination angle of the backrest and the seat plate can be realized by arranging the adjusting hand wheel, the rotating rod, the gear, the limiter, the spiral spring and the limiter push rod, so that a user can flexibly use the seat when lying down or leaning to rest or working and sitting, and the adjustment is not limited to lying down or sitting.

3. According to the cradle, the crank shaft, the ball head connecting rod and the driving assembly are arranged, so that the function of shaking the seat plate in a small range from left to right can be realized, the function of the cradle is realized, the deeper sleeping of a user is facilitated when the user has a rest, and the sleeping quality is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front sectional view of the seat plate of the present invention.

Fig. 3 is a front cross-sectional view of the back pad of the present invention.

FIG. 4 is a front cross-sectional view of a support leg assembly of the present invention.

Fig. 5 is a schematic view of the back structure of the backrest of the present invention.

Fig. 6 is a top sectional view of the enclosure of the present invention.

FIG. 7 is a schematic view of the connection between the upper leg bar and the ball joint bar according to the present invention.

Fig. 8 is a schematic view showing the connection relationship between the backrest and the rotary bar according to the present invention.

Fig. 9 is a left side view of the gear and stopper position relationship of the present invention.

In the figure: 1-a seat plate; 2-a handrail; 3-a backrest; 4-headrest; 5-a support leg assembly; 6-stool rack; 7-extension plate; 8-adjusting the slide bar; 9-adjusting a hand wheel; 10-lower leg frame; 11-upper leg bar; 12-a first electric push rod; 13-cushion; 14-graphene infrared wrapping layers; 15-sponge filling; 16-a vibrating massage component; 17-a system control circuit board; 18-a remote controller; 19-back cushion; 20-waist support; 21-a second electric push rod; 22-telescopic folding rod; 23-a folding seat; 24-a volute spring; 25-rotating rod; 26-a gear; 27-a stopper; 28-stopper pusher bar; 29-packaging box; 30-a crankshaft; 31-ball-head link; 32-a drive assembly; 33-elastic pull rod; 34-connecting the shaft sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, in the embodiment of the invention, an intelligent office chair facilitating resting of people comprises a seat plate 1, a cushion 13 is arranged at the top of the seat plate 1, a backrest 3 is arranged on one side of the outer portion of the seat plate 1, a back cushion 19 is arranged on the outer wall of the backrest 3, the cushion 13 and the back cushion 19 are both formed by a graphene infrared wrapping layer 14 and a sponge filling body 15, an adjusting hand wheel 9 used for adjusting the inclination angle of the backrest 3 is arranged at the joint of the backrest 3 and the seat plate 1, a rotating rod 25 is arranged on one side wall in the adjusting hand wheel 9, two sides of the bottom of the backrest 3 are rotatably connected with the rotating rod 25, a packaging box 29 is arranged at the bottom of the seat plate 1, ball connecting rods 31 are arranged at four corners of the bottom in the packaging box 29, an elastic pull rod 33 is arranged between every two ball connecting rods 31, a connecting shaft sleeve 34 is arranged on the elastic pull rod 33, a crank shaft 30 is arranged in the connecting shaft sleeve 34, and the crank shaft 30 is arranged in the two connecting shaft sleeves 34 in a penetrating manner.

Wherein, back 3 rotates with seat 1 to be connected, and cushion 13 splices with seat 1, and back cushion 19 splices with back 3, and the card of sponge obturator 15 is pressed in the infrared parcel layer 14 of graphite alkene, is provided with vibration massage subassembly 16 in the cushion 13, is provided with waist in the cushion 19 and holds in the palm 20, and vibration massage subassembly 16 comprises vibrating motor and massage pad, and the massage pad buries deeply in sponge obturator 15, avoids causing the discomfort to the human body.

Wherein, the waist holds in the palm 20 one end and is connected with second

electric putter

21, and 16 bottom electric connection of vibration massage subassembly has the system control circuit board 17 of embedded in seat 1, and sliding connection has extension board 7 in the seat 1, has stool frame 6 through hinge connection on the outside lateral wall of

extension board

7, and 20 accessible second electric putter 21 height-adjusting are held in the palm to the waist, and stool frame 6 is movable mounting, convenient to use.

Wherein, be provided with spiral spring 24 in the adjusting hand wheel 9, adjusting hand wheel 9 rotates with seat 1 and is connected, bull stick 25 and adjusting hand wheel 9 welding, bull stick 25 and the rolling connection of 1 inner wall of seat, 3 bottom both sides of back and bull stick 25 fixed connection, bull stick 25 central point nestification has gear 26, gear 26 bottom joint has stopper 27, stopper 27 and the seat 1 bottom sliding connection, clockwise or anticlockwise rotation is the angle that adjusts back 3 and forward or incline backward through adjusting hand wheel 9.

Wherein, the welding has stopper push rod 28 on the outside lateral wall of stopper 27, back 3 top sliding connection has the regulation slide bar 8, it is fixed with headrest 4 to adjust the slide bar 8 top, the symmetrical welding has folding seat 23 on the back wall of back 3, folding seat 23 internal rotation is connected with flexible folding rod 22, gear 26 is when rotating along with adjusting hand wheel 9, stopper 27 plays the effect of avoiding back 3 to resume the position, when stopper 27 extracts, gear 26 loses the limiting displacement, back 3 is returned by spiral spring 24.

Wherein,

encapsulation case

29 and 1 bottom welding of seat, bottom swing joint in bulb connecting rod 31 and the encapsulation case 29, leg 11 on the swing joint of bulb connecting rod 31 bottom, it is provided with lower leg frame 10 to go up leg 11 bottom, lower leg frame 10 inside callipers has pressed first electric putter 12, the flexible end and the last leg 11 fixed connection of first electric putter 12, bulb connecting rod 31 is when being connected with last leg 11 top, effect that can be nimble is rocked, and then drive seat 1 and wholly rock on supporting leg assembly 5, the effect of simulation sleep cradle.

The first electric push rod 12, the upper leg rod 11 and the lower leg frame 10 jointly form the support leg assembly 5, two ends of the elastic pull rod 33 are welded with the ball connecting rod 31, the connecting shaft sleeve 34 is welded with the elastic pull rod 33, the crank shaft 30 is in rolling connection with the connecting shaft sleeve 34, a driving component 32 is arranged in the middle of the crank shaft 30, the driving component 32 comprises a belt, a belt wheel and a motor, the elastic pull rod 33 is of a telescopic elastic structure, when the crank shaft 30 rotates, the elastic pull rod 33 is stretched or restored to an original state, and the ball connecting rod 31 is shaken in one direction in a distributed mode.

Wherein, the welding of 1 outside both sides of seat has handrail 2, and movable mounting has the remote controller 18 with system control circuit board 17 electric connection on handrail 2, and system control circuit board 17 connects external power source, and system control circuit board 17 and graphite alkene infrared parcel layer 14, vibration massage subassembly 16, second electric putter 21, first electric putter 12 and motor electric connection.

The utility model provides an intelligent office chair's intelligent adjustment method convenient to personnel have a rest, is applied to foretell intelligent office chair convenient to personnel have a rest, when specifically using, inserts external power source, controls the work of graphite alkene infrared parcel layer 14, vibration massage subassembly 16, second electric putter 21, first electric putter 12 and motor on the seat through remote controller 18, includes following step:

s1, when people want to lie down for rest, the adjusting hand wheel 9 rotates anticlockwise, at the moment, the backrest 3 tilts backwards and is adjusted under the action of the rotating rod 25 until the backrest 3 is horizontally placed as the seat plate 1;

s2, the extension plate 7 is pulled out, the telescopic folding rod 22 is pulled out, the height of the seat plate 1 is adjusted through the first electric push rod 12, meanwhile, the telescopic folding rod 22 is also adjusted to a proper position, so that after a user lies on a bed body formed by the backrest 3, the seat plate 1 and the extension plate 7, the head of the user is placed on a headrest for comfortable rest, the body is massaged through the vibration massage component 16 in the period, the height of the waist support 20 is adjusted through the second electric push rod 21, the supporting height of the waist of the user is further adjusted, and the requirement of the user on the supporting height of the waist can be met;

s3, after the graphene infrared wrapping layer 14 is electrified, the far infrared radiation of graphene is utilized to heat a human body, and the human body is heated by activating the movement of human body molecules, so that the mode is more environment-friendly, scientific and healthy, compared with a traditional resistance wire heating structure, the device improves the comfort of human body receiving heat, and reduces the harm of electromagnetic radiation to the human body, in addition, the crankshaft 30 is driven to rotate by the driving assembly 32, the crankshaft 30 drives the elastic pull rods 33 on two sides to move by the connecting shaft sleeve 34, and the elastic pull rods 33 shake the connected ball head connecting rods 31, so that the seat plate 1 connected with the packaging box 29 shakes in a way of being rhythmic to the left and right at the tops of the four groups of upper leg rods 11, the function of a sleep cradle is achieved, and the deep sleep and the sleep quality is improved when a user has a rest;

s4, when the user does not want to lie down for rest, the inclination angle of the backrest 3 can be flexibly adjusted through the limiter 27, when the limiter push rod 28 is pushed out, the limiter 27 is separated from the gear 26, the spiral spring 24 is deformed again at the moment, the rotating rod 25 is rotated, the backrest 3 automatically returns, and after the backrest reaches a proper angle, the limiter 27 is continuously clamped into the gear 26, and the inclination angle of the backrest is locked.

The adjustable backrest 3 can be horizontally placed as the seat plate 1, and can also be inclined at a certain angle, so that a user can flexibly use the seat when lying down, leaning against for rest or working and sitting instead of being limited to lying down or sitting.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an intelligence office chair convenient to personnel have a rest, includes seat (1), its characterized in that: the seat is characterized in that a cushion (13) is arranged at the top of the seat (1), a backrest (3) is arranged on one side of the outer portion of the seat (1), a back cushion (19) is arranged on the outer wall of the backrest (3), the cushion (13) and the back cushion (19) are formed by a graphene infrared wrapping layer (14) and a sponge filling body (15), an adjusting hand wheel (9) used for adjusting the inclination angle of the backrest (3) is arranged at the joint of the backrest (3) and the seat (1), a rotating rod (25) is arranged on one side wall in the adjusting hand wheel (9), two sides of the bottom of the backrest (3) are rotatably connected with the rotating rod (25), a packaging box (29) is arranged at the bottom of the seat (1), ball connecting rods (31) are arranged at four corners of the bottom in the packaging box (29), an elastic pull rod (33) is arranged between every two ball connecting rods (31), a connecting shaft sleeve (34) is arranged on the elastic pull rod (33), and a crank shaft (30) is arranged in the connecting shaft sleeve (34) and penetrates through the two connecting shaft sleeves (34) .

2. The intelligent office chair for facilitating resting of people as claimed in claim 1, wherein: backrest (3) rotate with seat (1) and are connected, and cushion (13) splice with seat (1), and back cushion (19) splice with backrest (3), and sponge obturator (15) card is pressed in graphite alkene infrared parcel layer (14), is provided with vibration massage subassembly (16) in cushion (13), is provided with waist in back cushion (19) and holds in the palm (20).

3. An intelligent office chair for facilitating resting of a person, as claimed in claim 2, wherein: waist holds in the palm (20) one end and is connected with second electric putter (21), and vibration massage subassembly (16) bottom electric connection has system control circuit board (17) of embedded in seat (1), and sliding connection has extension board (7) in seat (1), has stool frame (6) through hinge connection on the outside lateral wall of extension board (7).

4. An intelligent office chair for facilitating resting of a person, as claimed in claim 3, wherein: be provided with scroll spring (24) in adjusting hand wheel (9), adjusting hand wheel (9) are rotated with seat (1) and are connected, bull stick (25) and adjusting hand wheel (9) welding, bull stick (25) and seat (1) inner wall roll connection, back (3) bottom both sides and bull stick (25) fixed connection, bull stick (25) central point nested gear (26), gear (26) bottom joint has stopper (27), stopper (27) and seat (1) bottom sliding connection.

5. An intelligent office chair for facilitating resting of a person, as claimed in claim 4, wherein: the welding has stopper push rod (28) on the outside lateral wall of stopper (27), and back (3) top sliding connection has adjusting slide bar (8), and adjusting slide bar (8) top is fixed with headrest (4), and the symmetrical welding has folding seat (23) on back (3) back wall, and folding seat (23) internal rotation is connected with flexible folding rod (22).

6. An intelligent office chair for facilitating resting of a person, as claimed in claim 5, wherein: the packaging box (29) is welded with the bottom of the seat plate (1), the ball head connecting rod (31) is movably connected with the bottom of the packaging box (29), the bottom end of the ball head connecting rod (31) is movably connected with an upper leg rod (11), a lower leg frame (10) is arranged at the bottom of the upper leg rod (11), a first electric push rod (12) is clamped and pressed in the lower leg frame (10), and the telescopic end of the first electric push rod (12) is fixedly connected with the upper leg rod (11).

7. The intelligent office chair for facilitating resting of people as claimed in claim 6, wherein: first electric putter (12), go up leg pole (11) and leg frame (10) down constitute supporting leg assembly (5) jointly, and elasticity pull rod (33) both ends all weld with bulb connecting rod (31), and connecting sleeve (34) weld with elasticity pull rod (33), crank axle (30) and connecting sleeve (34) roll connection, and crank axle (30) middle part is provided with drive assembly (32), and drive assembly (32) comprise belt, band pulley and motor.

8. The intelligent office chair for facilitating resting of people as claimed in claim 7, wherein: the utility model discloses a vibration massage seat, including seat (1), handrail (2) have in the outside both sides welding of seat (1), on handrail (2) movable mounting have with system control circuit board (17) electric connection's remote controller (18), external power source is connected in system control circuit board (17), system control circuit board (17) and graphite alkene infrared parcel layer (14), vibration massage subassembly (16), second electric putter (21), first electric putter (12) and motor electric connection.

9. An intelligent adjustment method of an intelligent office chair convenient for resting of people, which is applied to the intelligent office chair convenient for resting of people in any one of claims 1 to 8, and is characterized in that: the method is characterized in that an external power supply is connected, and the work of the graphene infrared wrapping layer (14), the vibration massage component (16), the second electric push rod (21), the first electric push rod (12) and the motor on the seat is controlled through a remote controller (18), and the method comprises the following steps:

s1, when people want to lie down for rest, the adjusting hand wheel (9) rotates anticlockwise, at the moment, the backrest (3) tilts backwards and is adjusted under the action of the rotating rod (25) until the backrest (3) is horizontally placed as the seat plate (1);

s2, the extension plate (7) is pulled out, the telescopic folding rod (22) is pulled out, the height of the seat plate (1) is adjusted through the first electric push rod (12), meanwhile, the telescopic folding rod (22) is also adjusted to a proper position, so that after a user lies on a bed body formed by the backrest (3), the seat plate (1) and the extension plate (7), the head of the user is placed on the headrest (4) for rest, the body of the user is massaged through the vibration massage component (16), the height of the waist support (20) is adjusted through the second electric push rod (21), and then the supporting height of the waist of the user is adjusted (the requirement of the user on the supporting height of the waist is met);

s3, after the graphene infrared wrapping layer (14) is electrified, far infrared radiation of graphene is utilized to heat a human body, a driving assembly (32) is used for driving a crank shaft (30) to rotate, the crank shaft (30) drives elastic pull rods (33) on two sides to move through a connecting shaft sleeve (34), and the elastic pull rods (33) shake connected ball head connecting rods (31), so that a seat plate (1) connected with a packaging box (29) shakes rhythmically left and right at the tops of four groups of upper leg rods (11) to achieve the function of a sleeping cradle;

s4, when the user does not want to lie down for rest, the inclination angle of the backrest (3) is adjusted through the limiting stopper (27), when the limiting stopper push rod (28) is pushed out, the limiting stopper (27) is separated from the gear (26), the spiral spring (24) restores to deform at the moment, the rotating rod (25) rotates, the backrest (3) automatically returns, and after the appropriate angle is reached, the limiting stopper (27) is continuously clamped into the gear (26), and the inclination angle of the backrest (3) is locked.