CN111904200A

CN111904200A - Intelligent household sofa

Info

Publication number: CN111904200A
Application number: CN202010803273.5A
Authority: CN
Inventors: 夏法笳
Original assignee: Tiantai Guangrun Hardware And Electrical Co ltd
Current assignee: Tiantai Guangrun Hardware And Electrical Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2020-11-10

Abstract

The invention discloses an intelligent household sofa, which structurally comprises a bottom plate and side plates, wherein the bottom plate and the side plates are connected in a rotating fit manner, an open plate inner cavity is arranged in the bottom plate, a middle motor is fixedly arranged on the end wall of the plate inner cavity, a matching rod is dynamically connected and arranged on one side of the middle motor, the matching rod is fixed with the back cushion, one side of the bottom plate and one side of the side plate are respectively provided with the cushion and the back cushion, the equipment adopts the design of the support changing device and the side overturning and supporting device, so that the equipment can be switched between a seat state and a bed state, and it is possible to save a support structure and to achieve the same support stability as compared with the prior art, and the apparatus can tilt the seat cushion such that the angle between the seat cushion and the backrest cushion is increased or decreased, to facilitate cleaning of the area under the seat cushion or to make it more convenient for a person to sit or lie on the seat cushion.

Description

Intelligent household sofa

Technical Field

The invention belongs to the technical field of intelligent household equipment, and particularly relates to an intelligent household sofa.

Background

The prior art has the defects that the traditional sofa is too single in function, can only realize a simple seat leaning function and a function of facilitating people to lie after being unfolded, but requires more functions and convenience in use due to the development process of the intelligent home. For this reason, long-term research has been conducted and various solutions have been proposed.

For example, chinese patent document discloses an intelligent home sofa [ application No.: 201721219562.0], further comprising a cushioning device; the buffer device comprises a vertically arranged telescopic rod, an upper connecting block is fixed at the upper end of the telescopic rod, and a lower connecting block is fixed at the lower end of the telescopic rod; a first spring is arranged on the outer side of the telescopic rod, and two ends of the first spring are respectively fixed on the upper connecting block and the lower connecting block; a second spring is arranged on the outer side of the telescopic rod, the lower end of the second spring is fixed on the lower connecting block, and a supporting plate is arranged at the upper end of the second spring; the diameter of the second spring is larger than that of the first spring, and the length of the second spring is smaller than that of the first spring; the supporting plate is provided with an opening; the first spring penetrates through the opening; the upper connecting block of the buffer device is fixed at the lower side of the cushion, and the lower connecting block is fixed on the sofa body. The utility model discloses an intelligence house sofa can realize the self-adaptation of pressure, can autogiration and folding, has simple structure, small, the advantage of saving space.

Above-mentioned scheme, not realized yet that the sofa possesses the seat slope and adjusts and possess and make sofa and bed expand the back supporting legs quantity reduction under satisfying structural strength, reduced work efficiency.

Disclosure of Invention

The invention aims to solve the problems and provide equipment which has the advantages of realizing the inclination adjustment of the seat surface of the sofa and reducing the number of supporting legs after the sofa and a bed are unfolded under the condition of meeting the structural strength.

The invention is realized by the following technical scheme: the invention relates to an intelligent household sofa, which comprises a bottom plate and side plates, wherein the bottom plate and the side plates are connected in a rotating fit manner, an open plate inner cavity is arranged in the bottom plate, a middle motor is fixedly arranged on the end wall of the plate inner cavity, a matching rod is dynamically connected and arranged on one side of the middle motor, the matching rod is fixed with the back cushion, one side of the bottom plate and one side of the side plate are respectively provided with a cushion and a back cushion, a support changing device capable of changing the angle between the bottom plate and the side plate is arranged at the lower side of the bottom plate, a side overturning and supporting device for supporting the side plates in the unfolding and folding states is arranged on one side of the side plates, therefore, the equipment can be unfolded and folded by using the support changing device and the side overturning and supporting device, the angle of the cushion and the angle of the back cushion are changed, and the same support function as the existing equipment is realized by using the minimum supporting structure on the premise of stable structure of the equipment after the equipment is unfolded and folded.

According to the technical scheme, the support changing device comprises a bottom inner cavity arranged in the bottom plate, the bottom inner cavity is symmetrically arranged, a side inner cavity located in the bottom plate is arranged on one side of the bottom inner cavity, an inner turnover rod is arranged in the bottom inner cavity in a rotating mode, a rotating support assembly which can perform multi-angle conversion and support equipment is arranged in the inner turnover rod, a connecting rod driving assembly which enables the inner turnover rod to swing and enables the inner turnover rod to be linked with the rotating support assembly to enable the angle between the bottom plate and the side plate to change is arranged in the side inner cavity, and therefore the function of changing the angle between the bottom plate and the side plate is achieved by means of the connecting rod driving assembly.

According to the technical scheme, the rotary supporting assembly comprises a turnover shell which is connected with the inner turnover rod in a rotating matching mode, a bottom adjusting motor is fixedly arranged on one side of the turnover shell, an output shaft of the bottom adjusting motor is fixed with the inner turnover rod, and bottom wheels are arranged in the turnover shell in a rotating mode, so that the bottom adjusting motor is utilized to indirectly enable the rotation position of the turnover shell and the rotation position of the inner turnover rod to be changed.

Further technical scheme, connecting rod drive assembly including set up in connect cooperation motor in the side inner chamber end wall, it is provided with side screw rod to connect cooperation motor one side power connection, side screw rod with side inner chamber end wall normal running fit is connected, the gliding casing that slides that is provided with of side inner chamber end wall, the casing that slides with side screw rod screw-thread fit is connected, the casing internal rotation that slides is provided with side cooperation pole, side cooperation pole with inside trip lever normal running fit is connected, thereby utilizes the removal of the casing that slides drives side cooperation pole swing makes inside trip lever swing is in can make under the effect of upset casing, bottom adjustment motor and bottom wheel skew between cushion and the cushion.

According to a further technical scheme, the side overturning and supporting device comprises a plurality of rear inner cavities arranged in the side plates, a plurality of rotating rods are arranged between end walls of two sides of the rear inner cavities, the rotating rods penetrate through the side plates in a sliding manner, lifting moving boxes are arranged in the rear inner cavities in a sliding manner, extending fixing components enabling the rotating rods to slide in the rear inner cavities in the rotating process are arranged in the rear inner cavities and the lifting moving boxes, symmetrical and open side inner grooves are formed in the side plates, a bottom side inner cavity is communicated with one side of each side inner groove, a side cross beam is arranged on one side of each side plate, overturning locking components enabling the side cross beam to overturn and lock to form a supporting structure are arranged between the side cross beams, a plurality of threaded holes corresponding to the rotating rods are formed in the side cross beams, and therefore the components are used for enabling the bottom plate and the side plates to be locked after being unfolded and inclined The adult can sit and lie.

According to the technical scheme, the extending fixing assembly comprises a motor placing inner cavity arranged in the side plate, a rotating rod is arranged between end walls of two sides of the rear inner cavity in a rotating mode, a connecting rod is arranged in the end wall of the motor placing inner cavity, the connecting rod is in threaded fit connection with the lifting moving box body, symmetrical and open transmission inner cavities are arranged in the lifting moving box body, and linkage structures which enable the rotating rod to have the self-rotating function in the moving process of the lifting moving box body are arranged in the end walls of the transmission inner cavity and the rear inner cavity, so that the rotating rod can rotate in the moving process by the aid of the linkage structures.

According to the technical scheme, the linkage structure comprises a power output rod connected with the end wall of the transmission inner cavity in a rotating fit mode, a driving fit helical gear is fixedly arranged on the outer surface of the power output rod, a driven fit helical gear is arranged on one side of the driving fit helical gear in a meshed mode, a side rotating rod is fixedly arranged in the driven fit helical gear and is connected with the upper end wall and the lower end wall of the transmission inner cavity in a rotating fit mode, the side rotating rod is connected with the rotating rod in a power connection mode, a rack fit assembly enabling the power output rod to rotate in the lifting process of the lifting movable box body is arranged between the power output rod and the end wall of the rear inner cavity, and therefore the rack fit assembly is utilized to achieve the function that the power output rod rotates in the lifting movable box body moving process.

According to the technical scheme, the rack matching assembly comprises matching racks fixed to the end wall of the rear-side inner cavity, the matching racks are symmetrically arranged, symmetrical and open-ended opening matching inner cavities are formed in the lifting moving box body, side meshing gears are arranged in the opening matching inner cavities in a rotating mode and meshed with the matching racks, the side meshing gears are in power connection with the power output rod, and therefore the power connection process is achieved through the structure.

According to a further technical scheme, the turnover locking assembly comprises a turnover rod which is connected with the end wall of the side inner groove in a rotating fit mode, a connecting round rod is fixedly arranged on one side of the turnover rod, an inner rotating block is fixedly arranged on the end face of the connecting round rod, symmetrical side shells are fixedly arranged on the end face of a side cross beam, the side shells are connected with the inner rotating block in a rotating fit mode, symmetrical bottom vertical rods are fixedly arranged at the lower end of the side cross beam, a cushion block is arranged in the side cross beam in a clamping mode, an open inner top cavity is formed in the turnover rod, a middle rod is fixedly arranged between the end walls of the inner top cavity, a side meshing bevel gear is fixedly arranged on the outer surface of the middle rod, a power output motor is fixedly arranged on the end wall of the side inner groove, a driving matching bevel gear is dynamically connected to one side of the power output motor, the driving matching bevel gear is meshed with the side meshing bevel gear, and a side And the extension locking structure is utilized to realize the linkage locking effect between the side shell and the inner rotating block.

In a further technical scheme, the extending and locking structure comprises a plurality of holes arranged in the inner rotating block, the holes are distributed in an annular array, one side of the side shell is provided with a fixed connecting plate, the fixed connecting plate is fixedly matched and connected with the end surface of the side cross beam, one side of the side shell is fixedly provided with a middle fixing plate, a plurality of transmission holes corresponding to the holes are arranged in the middle fixing plate, inner threaded rods are arranged in the transmission holes in a sliding manner, a plurality of matched chain wheels are arranged in the fixed connecting plate in a rotating manner, the outer surfaces of the matched chain wheels are fixedly provided with matched chain wheels, a transmission chain is wound between the matched chain wheels and is in power connection with the matched chain wheels, the matched chain wheels are in threaded matching connection with the inner threaded rods, the transmission chain is in power connection with the matched chain wheels, form triangular distribution between the cooperation sprocket on the same layer, both sides form opposite direction's inverted triangle distribution between the drive chain, wherein adjacent be provided with the side backing plate between the cooperation sprocket, side backing plate one side is provided with the side drive motor, the power connection of side drive motor one side is provided with the initiative cooperation sprocket, the initiative cooperation sprocket with both sides the drive chain power connection sets up to utilize above-mentioned structure to realize make after the drive chain drives the cooperation sprocket and rotates the internal threaded rod stretch into locking in the internal rotation piece interior turning block.

The invention has the beneficial effects that: this equipment has adopted the design of support change device and lateral part upset strutting arrangement, makes equipment can make the seat state and the bed state switch back and forth to can save bearing structure and can realize the same support stability for prior art, and equipment can incline the cushion makes the angle between cushion and cushion increases or reduces, so that clean the region of cushion downside or make personnel more conveniently sit and lie on the cushion.

The advantages are as follows:

1. the design of the support changing device is adopted, the connection matching motor is driven to rotate after working, the side threaded rod is driven to slide in the side inner cavity after being rotated, the sliding shell is driven to swing after being driven to slide in the side inner cavity, the sliding shell is driven to swing the side matching rod, the inner overturning rod is connected with the bottom inner cavity in a rotating matching way, the bottom wheel is designed to be constantly abutted against the ground under the action of the bottom adjusting motor, the overturning shell and the bottom wheel after being swung, the bottom plate and the side plates can rotate relatively under the action of the middle motor and the matching rod, and the angle between the bottom plate and the side plates can be changed due to the supporting effect of the bottom vertical rod and the ground and the rolling abutting effect of the bottom wheel and the ground, the bottom plate with when the angle increases between the curb plate be convenient for personnel sit the bed and lie on the cushion the bottom plate with when the angle reduces between the curb plate, be convenient for clean the region of bottom plate downside position, and if make support change means adopts and can not carry out wobbling design, will make the cushion is in swing down about middle motor and the cooperation pole, but the bottom position can't carry out high-efficient support, and has adopted support change means's design makes can have swing joint's function after the work of connecting cooperation motor and bottom adjustment motor and the work of out of work drive, can have the function of locking when out of work, make in the equipment accommodation process and the structural stability after adjusting increase.

2. The design of the side overturning supporting device is adopted, so that the power output motor drives the driving fit bevel gear to rotate after working, the driving fit bevel gear drives the side meshing bevel gear to rotate after rotating, the overturning rod and the connecting round rod swing due to the fixed fit connection of the side meshing bevel gear and the overturning rod, the transmission process of the side meshing bevel gear and the driving fit bevel gear is not influenced due to the design of the inner top cavity, and the inner threaded rod has the function of locking with the inner hole of the inner rotating block under the action of the transmission hole, the middle fixing plate, the inner threaded rod, the side backing plate, the side transmission motor, the fit sprocket, the transmission chain, the fit sprocket and the driving fit sprocket after the overturning rod is unfolded, and the transmission hole, the middle fixing plate, the connecting round rod and the driving fit sprocket, The inner threaded rod, the side backing plate, the side transmission motor, the matching chain wheel, the transmission chain, the matching chain wheel and the driving matching chain wheel are ingenious in structural design, the function that the two sides of the chain can be in transmission matching is utilized, the transmission is efficient and stable, the side shell can be in a movably connected state after the inner rotating block is unfolded, after the side shell and the inner rotating block are unfolded, the bottom vertical rod and the bottom vertical rod are supported on the ground, the inner rotating block and the side shell are in a locked state, the structural stability of the equipment after the equipment is unfolded is improved, the connecting rod is driven to rotate after the bottom connecting motor works, the connecting rod drives the lifting moving box body to move upwards, and as the matching rack is meshed with the side meshing gear, and the power output rod is in power connection with the side meshing gear, after the lifting movable box body is lifted, the side rotating rod and the rotating rod are rotated under the action of the driving fit helical gear and the driven fit helical gear, the rotating rod slides out of the side plate while rotating and is in threaded fit connection with the threaded hole in the side cross beam, so that the rotating rod can form a stable structure between the side plate and the side cross beam.

3. The design of the support changing device and the lateral overturning supporting device is adopted, so that the lateral overturning supporting device can work after being unfolded and the middle motor can also work, the matching rod can rotate, and the design of the support changing device and the lateral overturning supporting device can still adjust the angle of the support between the cushion and the back cushion after being unfolded, so that the relative angle of the cushion and the back cushion can be adjusted, a good locking and fixing effect is achieved, and the service life of the equipment is prolonged.

Drawings

FIG. 1 is a schematic diagram of the apparatus of the present invention;

FIG. 2 is a schematic bottom view of the apparatus of FIG. 1 according to the present invention;

figure 3 is a schematic view of the seat cushion of figure 2 of the present invention at a;

FIG. 4 is a schematic view of the base plate of FIG. 2 of the present invention at B;

FIG. 5 is a schematic side view of the apparatus of FIG. 1 of the present invention;

FIG. 6 is a schematic view of the invention at C of the inner roll-over bar of FIG. 5;

FIG. 7 is a rear side top perspective view of the apparatus of FIG. 1 in accordance with the present invention;

FIG. 8 is a schematic view of the side plate of FIG. 7 of the present invention at D;

FIG. 9 is a schematic view of the side plate of FIG. 7 of the present invention at E;

FIG. 10 is a rear side schematic view of the apparatus of FIG. 7 in accordance with the present invention;

FIG. 11 is a schematic view of the side panel of FIG. 10 of the present invention at F;

FIG. 12 is a schematic view of the rotating rod of FIG. 11 of the present invention at G;

FIG. 13 is a schematic diagram of the expanded configuration of the apparatus of FIG. 1 in accordance with the present invention;

FIG. 14 is a schematic bottom view of the apparatus of FIG. 13 according to the present invention;

FIG. 15 is a schematic representation of the device of FIG. 13 in accordance with the present invention in an expanded three-dimensional configuration;

FIG. 16 is a schematic view of the side rail of FIG. 15 at H in accordance with the present invention;

FIG. 17 is a schematic top three-dimensional view of the apparatus of FIG. 13 according to the present invention;

FIG. 18 is a schematic view at I of FIG. 17 in accordance with the present invention;

FIG. 19 is a schematic view of the side casing of FIG. 18 of the present invention at J;

in the figure, a bottom plate 11, a cushion 12, a back cushion 13, a side plate 14, a bottom inner cavity 21, an inner turning rod 23, a side matching rod 24, a sliding shell 25, a side inner cavity 26, a side screw rod 27, a connection matching motor 28, a turning shell 29, a bottom wheel 31, a middle motor 32, a plate inner cavity 33, a matching rod 34, a side cross beam 35, a bottom vertical rod 36, a bottom adjusting motor 38, a rear inner cavity 41, a connecting rod 42, a rotating rod 43, a side inner cavity 44, a driving matching bevel gear 45, a turning rod 46, a side meshing bevel gear 47, a middle rod 48, an inner top cavity 49, a connecting round rod 50, a matching rack 51, a power output motor 52, a side shell 53, an inner rotating block 54, a 55, a side meshing gear 56, a lifting moving box 57, a transmission inner cavity 58, an opening matching inner cavity 59, a bottom inner cavity 60, a power output rod 61, a bottom connecting motor 62, a motor placing inner cavity, The side rotating rod 72, the driven matching helical gear 73, the fixed connecting plate 80, the transmission hole 81, the middle fixing plate 82, the internal thread rod 83, the side pad plate 84, the side transmission motor 85, the matching chain wheel 86, the transmission chain 87, the driving matching chain wheel 89, the support changing device 95 and the side overturning supporting device 96.

Detailed Description

As shown in fig. 1 to 19, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the intelligent household sofa comprises a bottom plate 11 and side plates 14, wherein the bottom plate 11 is connected with the side plates 14 in a rotating matching manner, an open plate inner cavity 33 is arranged in the bottom plate 11, an intermediate motor 32 is fixedly arranged on the end wall of the plate inner cavity 33, a matching rod 34 is arranged on one side of the intermediate motor 32 in a power connection manner, the matching rod 34 is fixed with a back cushion 13, a cushion 12 and a back cushion 13 are respectively arranged on one sides of the bottom plate 11 and the side plates 14, a support changing device 95 capable of changing the angle between the bottom plate 11 and the side plates 14 is arranged on the lower side of the bottom plate 11, a side overturning supporting device 96 for supporting the side plates 14 in an unfolding and folding state is arranged on one side of the side plates 14, so that the equipment can be unfolded and folded by using the support changing device 95 and the side overturning supporting device 96, and the front sofa capable of changing the angle between the cushion 12 and the back cushion 13 and having a stable structure The supporting function of the existing equipment is realized by using the least supporting structure.

Beneficially, the support changing device 95 includes a bottom cavity 21 disposed in the bottom plate 11, the bottom cavity 21 is symmetrically disposed, a side cavity 26 disposed in the bottom plate 11 is disposed on one side of the bottom cavity 21, an inner turning rod 23 is rotatably disposed in the bottom cavity 21, a rotation support assembly for performing multi-angle conversion and supporting the device is disposed in the inner turning rod 23, and a link driving assembly for swinging the inner turning rod 23 and making the inner turning rod 23 and the rotation support assembly form linkage to change an angle between the bottom plate 11 and the side plate 14 is disposed in the side cavity 26, so that a function of changing an angle between the bottom plate 11 and the side plate 14 is realized by using the above components.

Advantageously, the rotary support assembly comprises a turning housing 29 connected with the inner turning rod 23 in a rotary fit manner, a bottom adjusting motor 38 is fixedly arranged on one side of the turning housing 29, an output shaft of the bottom adjusting motor 38 is fixed with the inner turning rod 23, and a bottom wheel 31 is rotatably arranged in the turning housing 29, so that the rotary position of the turning housing 29 and the inner turning rod 23 can be indirectly changed by the bottom adjusting motor 38.

Beneficially, the link driving assembly includes a connection matching motor 28 disposed in the end wall of the side inner cavity 26, a side threaded rod 27 is disposed on one side of the connection matching motor 28 in a power connection manner, the side threaded rod 27 is connected with the end wall of the side inner cavity 26 in a rotation matching manner, a sliding shell 25 is slidably disposed in the end wall of the side inner cavity 26, the sliding shell 25 is connected with the side threaded rod 27 in a screw matching manner, a side matching rod 24 is rotatably disposed in the sliding shell 25, the side matching rod 24 is connected with the inner flipping rod 23 in a rotation matching manner, so that the inner flipping rod 23 is swung by the side matching rod 24 driven by the movement of the sliding shell 25, and the cushion 12 and the back cushion 13 are deflected under the action of the flipping shell 29, the bottom adjusting motor 38 and the bottom wheel 31.

Advantageously, the side overturning support device 96 comprises a plurality of rear cavities 41 arranged in the side plate 14, a plurality of rotating rods 43 are arranged between two side end walls of the rear cavities 41, the rotating rods 43 slidably penetrate through the side plate 14, a lifting moving box body 57 is slidably arranged in the rear cavities 41, extending fixing components for enabling the rotating rods 43 to slide in the rear cavities 41 in the rotating process are arranged in the rear cavities 41 and the lifting moving box body 57, symmetrical and opened side inner grooves 44 are arranged in the side plate 14, a bottom cavity 60 is communicated with one side of each side inner groove 44, a side cross beam 35 is arranged on one side of the side plate 14, an overturning locking component for enabling the side cross beam 35 to overturn and lock to form a support structure is arranged between the side cross beam 35 and the side inner grooves 44, a plurality of threaded holes corresponding to the rotating rods 43 are arranged in the side cross beam, therefore, the bottom plate 11 and the side plate 14 are provided with a structure for locking after unfolding and locking after inclining to form the sitting and lying of people by utilizing the components.

Advantageously, the extending and fixing assembly comprises a motor placing cavity 63 arranged in the side plate 14, a rotating rod 43 is rotatably arranged between the end walls of the two sides of the rear cavity 41, a connecting rod 42 is arranged in the end wall of the motor placing cavity 63, the connecting rod 42 is in threaded fit connection with the lifting and moving box 57, symmetrical and open transmission cavities 58 are arranged in the lifting and moving box 57, and linkage structures which enable the rotating rod 43 to have a self-rotating function in the moving process of the lifting and moving box 57 are arranged in the end walls of the transmission cavities 58 and the rear cavity 41, so that the rotating rod 43 can rotate in the moving process by utilizing the linkage structures.

Beneficially, the linkage structure comprises a power output rod 61 connected with the end wall of the transmission cavity 58 in a rotating fit mode, a driving fit helical gear 71 is fixedly arranged on the outer surface of the power output rod 61, a driven fit helical gear 73 is arranged on one side of the driving fit helical gear 71 in a meshed mode, a side rotating rod 72 is fixedly arranged in the driven fit helical gear 73, the side rotating rod 72 is connected with the upper end wall and the lower end wall of the transmission cavity 58 in a rotating fit mode, the side rotating rod 72 is connected with the rotating rod 43 in a power connection mode, a rack fit assembly enabling the power output rod 61 to rotate in the lifting process of the lifting moving box body 57 is arranged between the power output rod 61 and the end wall of the rear cavity 41, and therefore the function of enabling the power output rod 61 to rotate in the moving process.

Advantageously, the rack-and-pinion assembly includes a rack 51 fixed to an end wall of the rear cavity 41, the rack 51 is symmetrically disposed, a symmetrical and open opening cavity 59 is disposed in the lifting box 57, a side engaging gear 56 is rotatably disposed in the opening cavity 59, the side engaging gear 56 is engaged with the rack 51, and the side engaging gear 56 is in power connection with the power take-off rod 61, so that the above-mentioned power connection process is achieved by using the above-mentioned structure.

Advantageously, the roll-over locking assembly comprises a roll-over rod 46 connected with the end wall of the side inner groove 44 in a rotating fit manner, a connecting round rod 50 is fixedly arranged on one side of the roll-over rod 46, an inner rotating block 54 is fixedly arranged on the end surface of the connecting round rod 50, symmetrical side shells 53 are fixedly arranged on the end surfaces of the side cross beams 35, the side shells 53 are connected with the inner rotating block 54 in a rotating fit manner, symmetrical bottom vertical rods 36 are fixedly arranged at the lower ends of the side cross beams 35, cushion blocks 55 are arranged in the side cross beams 35 in a clamping manner, an open inner top cavity 49 is arranged in the roll-over rod 46, an intermediate rod 48 is fixedly arranged between the end walls of the inner top cavity 49, a side meshing bevel gear 47 is fixedly arranged on the outer surface of the intermediate rod 48, a power output motor 52 is fixedly arranged on the end wall of the side inner groove 44, a driving matching bevel gear 45 is arranged on one side of the power output motor 52 in a power connection manner, the, thereby achieving a interlocking locking effect between the side housing 53 and the inner rotation block 54 by means of the protrusion locking structure.

Advantageously, wherein the protruding locking structure comprises a plurality of holes disposed in the inner rotating block 54, the holes are distributed in an annular array, one side of the side housing 53 is provided with a fixed connecting plate 80, the fixed connecting plate 80 is fixedly matched and connected with the end surface of the side beam 35, one side of the side housing 53 is fixedly provided with an intermediate fixing plate 82, a plurality of transmission holes 81 corresponding to the holes are disposed in the intermediate fixing plate 82, an inner threaded rod 83 is slidably disposed in the transmission holes 81, a plurality of matching chain wheels 86 are rotatably disposed in the fixed connecting plate 80, matching chain wheels 86 are fixedly disposed on the outer surfaces of the matching chain wheels 86, a transmission chain 87 is wound between the matching chain wheels 86, the matching chain wheels 86 are in power connection through the transmission chain 87, the matching chain wheels 86 are in threaded matching connection with the inner threaded rod 83, the transmission chain 87 is in power connection with the matching chain wheels, the transmission chains 87 on two sides are distributed in an inverted triangular shape in opposite directions, the side base plates 84 are arranged between the adjacent matching chain wheels 86, the side transmission motors 85 are arranged on one sides of the side base plates 84, the driving matching chain wheels 89 are arranged on one sides of the side transmission motors 85 in a power connection mode, the driving matching chain wheels 89 are used for connecting the transmission chains 87 on two sides in a power connection mode, and therefore the structure is utilized to enable the inner threaded rods 83 to extend into the inner rotating block 54 to lock the inner rotating block 54 after the transmission chains 87 drive the matching chain wheels 86 to rotate.

In the initial state, the above devices, assemblies and structures are in the rest state, the design of the support changing device 95 and the side overturning and supporting device 96 is adopted in the device, so that the device can adjust the angle between the cushion 12 and the back cushion 13, the cushion 12 is in the inclined state, and the personnel can conveniently enter the cushion 12 preliminarily, and the device has the advantages that the sofa can be unfolded to form a bed and the same support stability is also kept on the premise of not increasing the supporting structure.

When the device adjusts the angle of the cushion 12 and the back cushion 13, the initial sitting and lying of the person on the cushion 12 and the back cushion 13 is more convenient, the situation that some children are easy to trip due to the overhigh cushion 12 is avoided, at the moment, the angle between the cushion 12 and the back cushion 13 is increased, and the angle between the cushion 12 and the back cushion 13 is reduced, so that the cushion 12 is lifted upwards to clean the lower side area of the cushion 12, at the moment, the connection and matching motor 28 drives the side threaded rod 27 to rotate after working, the side threaded rod 27 drives the sliding shell 25 to slide in the side inner cavity 26 after rotating, the sliding shell 25 drives the side matching rod 24 to swing, so that the inner overturning rod 23 swings in the bottom inner cavity 21, and under the action of the bottom adjusting motor 38, the inner overturning rod 23 and the overturning shell 29, the bottom wheel 31 is enabled to be abutted against the ground after sliding, so that the angle between the cushion 12 and the back cushion 13 is changed, the side-turning support device 96 is in a state of stably supporting the equipment, and the bottom wheels 31 are in a roller structure, so that the above functions are realized, the connection matching motor 28, the bottom adjusting motor 38, the middle motor 32, the power output motor 52 and the bottom connecting motor 62 are self-locking motors in a non-operating state, the structure in power connection with the connection matching motor 28, the bottom adjusting motor 38, the middle motor 32, the power output motor 52 and the bottom connecting motor 62 has certain rigidity in a stop operating state of the equipment, and when an angle between the bottom plate 11 and the side plate 14 is changed, the matching rod 34 and the middle motor 32 work to keep the rigidity between the bottom plate 11 and the side plate 14.

When the equipment is in a flat structure after being unfolded and is in a bed state, the middle motor 32 and the matching rod 34 work to turn over the side plates 14 and the bottom plate 11, so that the bottom plate 11 and the side plates 14 are gradually in a horizontal state, and the power output motor 52 works to enable the turning rod 46 to rotate in the side inner groove 44 under the meshing action of the driving matching bevel gear 45 and the side meshing bevel gear 47, so that the connecting round rod 50 drives the structures of the inner rotating block 54, the side cross beam 35 and the like to swing and swing out from the side inner groove 44, so that the side cross beam 35 and the side plates 14 are in a horizontal state, in the structural adjustment process, the rotating positions among the bottom vertical rod 36, the side cross beam 35, the side shell 53 and the inner rotating block 54 need to be adjusted, at the moment, the driving matching chain wheel 89 is driven to rotate after the side transmission motor 85 works, and as the transmission chain 87 and the matching chain wheel 86 are in power connection, the transmission chain 87 drives the matching chain wheel 86 to rotate after working, the matching chain wheel 86 is fixed with the matching chain wheel 86, the matching chain wheel 86 is connected with the fixed connecting plate 80 in a rotating matching mode, the matching chain wheel 86 is connected with the internal thread rod 83 in a threaded matching mode, the side backing plate 84 is locked with the internal rotation block 54 after sliding out of the connecting round rod 50, the side shell 53 and the internal rotation block 54 can be in a locking state, when the steps are reversely carried out, the side shell 53 and the internal rotation block 54 are not in the locking state, and at the moment, the equipment can be conveniently adjusted after being unfolded.

After the device is completely flattened, a supporting structure needs to be formed between the side plates 14 and the side cross beams 35 to facilitate extending the tiled range of the device after being unfolded, then the bottom connecting motor 62 works to drive the connecting rod 42 to rotate, so that the connecting rod 42 drives the lifting moving box body 57 to slide in the rear inner cavity 41 after rotating, and due to the design of the matching rack 51, the side meshing gear 56, the power output rod 61, the driving matching helical gear 71, the driven matching helical gear 73, the side rotating rod 72 and the rotating rod 43, the rotating rod 43 can extend into the threaded hole of the side cross beam 35 to be in threaded matching connection after penetrating through the side plates 14 in a sliding process of the lifting moving box body 57, so that the rotating rod 43 fully and threadedly connects and locks the side plates 14 and the side cross beams 35 on the two sides.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the base plate 11, seat cushion 12, back cushion 13, side plate 14, bottom inner chamber 21, inner tilting bar 23, side engaging bar 24, slide housing 25, side inner chamber 26, side screw bar 27, coupling engaging motor 28, tilting housing 29, bottom wheel 31, intermediate motor 32, plate inner chamber 33, engaging bar 34, side cross bar 35, bottom vertical bar 36, bottom adjusting motor 38, rear inner chamber 41, connecting bar 42, rotating bar 43, side inner chamber 44, driving engaging bevel gear 45, tilting bar 46, side engaging bevel gear 47, intermediate bar 48, inner top chamber 49, connecting round bar 50, engaging rack 51, power output motor 52, side housing 53, inner rotating block 54, cushion block 55, side engaging gear 56, lifting moving housing 57, transmission inner chamber 58, opening engaging inner chamber 59, bottom inner chamber 60, power output bar 61, bottom connecting motor 62, motor placing inner chamber 63, bottom engaging bar 23, side engaging bar 24, rear side engaging bar 28, connecting bevel gear 45, rear engaging bevel gear 47, opening engaging bevel gear 59, power output bar 61, The terms of the driving engagement bevel gear 71, the side rotation lever 72, the driven engagement bevel gear 73, the fixed connection plate 80, the transfer hole 81, the intermediate fixing plate 82, the female screw rod 83, the side shim plate 84, the side driving motor 85, the engagement sprocket 86, the driving chain 87, the driving engagement sprocket 89, the support changing means 95, the side inversion supporting means 96, etc., but do not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims

1. An intelligent household sofa is characterized by comprising a bottom plate (11) and side plates (14), the bottom plate (11) and the side plate (14) are connected in a rotating fit manner, an open plate inner cavity (33) is arranged in the bottom plate (11), an intermediate motor (32) is fixedly arranged on the end wall of the plate inner cavity (33), a matching rod (34) is dynamically connected and arranged on one side of the intermediate motor (32), the matching rod (34) is fixed with the back cushion (13), one side of the bottom plate (11) and one side of the side plate (14) are respectively provided with a cushion (12) and a back cushion (13), a support changing device (95) capable of changing the angle between the bottom plate (11) and the side plate (14) is arranged at the lower side of the bottom plate (11), and a side overturning and supporting device (96) for supporting the side plates (14) in the unfolding and folding states is arranged on one side of the side plates (14).

2. The smart home sofa of claim 1, wherein: support change gear (95) including set up in bottom inner chamber (21) in bottom plate (11), bottom inner chamber (21) symmetry sets up, bottom inner chamber (21) one side is provided with and is located side inner chamber (26) in bottom plate (11), bottom inner chamber (21) internal rotation is provided with inside upset pole (23), be provided with in inside upset pole (23) and carry out the multi-angle conversion and carry out the rotation support subassembly that supports with equipment, be provided with in side inner chamber (26) and make inside upset pole (23) swing and make inside upset pole (23) and rotation support subassembly form the linkage and make the connecting rod drive assembly of angle conversion between bottom plate (11) and curb plate (14).

3. The smart home sofa of claim 2, wherein: the rotary supporting assembly comprises a rotary shell (29) which is connected with the inner turning rod (23) in a rotating matching mode, a bottom adjusting motor (38) is fixedly arranged on one side of the rotary shell (29), an output shaft of the bottom adjusting motor (38) is fixed with the inner turning rod (23), and a bottom wheel (31) is arranged in the rotary shell (29).

4. The smart home sofa of claim 2, wherein: connecting rod drive assembly including set up in connect cooperation motor (28) in side inner chamber (26) end wall, it is provided with side screw rod (27) to connect cooperation motor (28) one side power connection, side screw rod (27) with side inner chamber (26) end wall normal running fit connects, the gliding casing (25) that slides that is provided with in side inner chamber (26) end wall, slide casing (25) with side screw rod (27) screw-thread fit connects, the casing (25) internal rotation that slides is provided with side cooperation pole (24), side cooperation pole (24) with inside upset pole (23) normal running fit connects.

5. The smart home sofa of claim 1, wherein: the side overturning and supporting device (96) comprises a plurality of rear side inner cavities (41) arranged in the side plates (14), a plurality of rotating rods (43) are arranged between two side end walls of the rear side inner cavities (41), the rotating rods (43) penetrate through the side plates (14) in a sliding manner, lifting moving boxes (57) are arranged in the rear side inner cavities (41) in a sliding manner, extending and fixing components which enable the rotating rods (43) to slide in the rear side inner cavities (41) in the rotating process are arranged in the rear side inner cavities (41) and the lifting moving boxes (57), symmetrical and open side inner grooves (44) are arranged in the side plates (14), a bottom side inner cavity (60) is communicated with one side of each side inner groove (44), a side cross beam (35) is arranged on one side of each side plate (14), and an overturning and locking component which enables the side cross beam (35) to overturn and lock to form a supporting structure is arranged between the side cross beam (35) and the side inner grooves (44), and a plurality of threaded holes corresponding to the rotating rods (43) are formed in the side cross beam (35).

6. The smart home sofa of claim 5, wherein: stretch out fixed subassembly including set up in inner chamber (63) are placed to motor in curb plate (14), pivoted is provided with between rear side inner chamber (41) both sides end wall and revolves pole (43), the motor is placed and is provided with connecting rod (42) in inner chamber (63) end wall, connecting rod (42) with lift removal box (57) screw-thread fit connects, be provided with symmetry and open-ended transmission inner chamber (58) in lift removal box (57), be provided with in transmission inner chamber (58) and rear side inner chamber (41) end wall lift removal box (57) remove the in-process and make it possesses the linkage structure of rotation function to revolve pole (43).

7. The smart home sofa of claim 6, wherein: linkage structure include with power take off pole (61) that transmission inner chamber (58) end wall normal running fit is connected, power take off pole (61) surface has set firmly initiative cooperation helical gear (71), the meshing of initiative cooperation helical gear (71) one side is provided with driven cooperation helical gear (73), driven cooperation helical gear (73) internal setting has side rotation pole (72), side rotation pole (72) with end wall normal running fit is connected about transmission inner chamber (58), side rotation pole (72) with rotation pole (43) power is connected and is set up, power take off pole (61) with be provided with the messenger between rear side inner chamber (41) the power take off pole (61) is in lift removal box (57) lift in-process carries out the rack cooperation sub-assembly of rotation.

8. The smart home sofa of claim 7, wherein: the rack matching assembly comprises a matching rack (51) fixed on the end wall of the rear side inner cavity (41), the matching rack (51) is symmetrically arranged, symmetrical and open opening matching inner cavities (59) are arranged in the lifting moving box body (57), a side meshing gear (56) is arranged in the opening matching inner cavity (59) in a rotating mode, the side meshing gear (56) is meshed with the matching rack (51), and the side meshing gear (56) is in power connection with the power output rod (61).

9. The smart home sofa of claim 5, wherein: the turnover locking assembly comprises a turnover rod (46) which is in running fit connection with the end wall of the side inner groove (44), a connecting round rod (50) is fixedly arranged on one side of the turnover rod (46), an inner rotating block (54) is fixedly arranged on the end surface of the connecting round rod (50), symmetrical side shells (53) are fixedly arranged on the end surface of the side cross beam (35), the side shells (53) are in running fit connection with the inner rotating block (54), symmetrical bottom vertical rods (36) are fixedly arranged at the lower end of the side cross beam (35), a cushion block (55) is arranged in the side cross beam (35) in a clamping mode, an open inner top cavity (49) is arranged in the turnover rod (46), a middle rod (48) is fixedly arranged between the end walls of the inner top cavity (49), a side meshing bevel gear (47) is fixedly arranged on the outer surface of the middle rod (48), and a power output motor (52) is fixedly arranged on the end wall, one side of the power output motor (52) is provided with a driving fit bevel gear (45) in a power connection mode, the driving fit bevel gear (45) is meshed with the side mesh bevel gear (47), and an extending locking structure capable of enabling the inner rotating block (54) and the side shell (53) to be locked and fixed simultaneously is arranged between the side shell (53) and the inner rotating block (54).

10. The smart home sofa of claim 9, wherein: the extending and locking structure comprises a plurality of holes arranged in the inner rotating block (54), the holes are distributed in an annular array, one side of the side shell (53) is provided with a fixed connecting plate (80), the fixed connecting plate (80) is fixedly matched and connected with the end surface of the side beam (35), one side of the side shell (53) is fixedly provided with a middle fixing plate (82), a plurality of transmission holes (81) corresponding to the holes are arranged in the middle fixing plate (82), an inner threaded rod (83) is arranged in the transmission holes (81) in a sliding manner, a plurality of matching chain wheels (86) are arranged in the fixed connecting plate (80) in a rotating manner, the outer surfaces of the matching chain wheels (86) are fixedly provided with matching chain wheels (86), a transmission chain (87) is wound between the matching chain wheels (86), and the matching chain wheels (86) are in power connection through the transmission chain (, cooperation sprocket (86) with threaded fit of internal thread pole (83) is connected, drive chain (87) with will cooperation sprocket (86) power is connected, cooperation sprocket (86) layering sets up, on the same floor form triangular distribution between cooperation sprocket (86), both sides form opposite direction's the distribution of falling triangle between drive chain (87), wherein adjacent be provided with side backing plate (84) between cooperation sprocket (86), side backing plate (84) one side is provided with side drive motor (85), side drive motor (85) one side power is connected and is provided with initiative cooperation sprocket (89), initiative cooperation sprocket (89) with both sides drive chain (87) power is connected and is set up.