CN115444250A

CN115444250A - Intelligent sofa based on outer cover is changed in winter and summer season

Info

Publication number: CN115444250A
Application number: CN202211062748.5A
Authority: CN
Inventors: 戚娅琴; 鄢建财; 李�权
Original assignee: Haining Linhao Smart Home Co ltd
Current assignee: Haining Linhao Smart Home Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-09
Anticipated expiration: 2042-09-01
Also published as: CN115444250B

Abstract

The invention relates to the technical field of intelligent furniture and discloses an intelligent sofa capable of replacing an outer cover based on winter and summer, which comprises a base, wherein a cylinder is arranged on the left side of the top of the base; this intelligent sofa based on change dustcoat in winter and summer, use through the cooperation of reel structure and magic subsides structure, during the use, control panel control automatically controlled axle clockwise at the uniform velocity rotates, make new and old sofa cover respectively from the surface stretch of the reel of right side direction and the surface shrink from the left side reel, slowly change new and old sofa cover with this, after changing the end sofa cover, rotate the disc in left side the place ahead earlier, take off the old sofa cover of winding at left side reel surface, later rotate the disc that resumes left side the place ahead again, the initial end that will change the sofa cover next time utilizes magic subsides fixed mounting at the surface of left side reel, be convenient for directly change the sofa cover after the rolling is used next time, with this reach the automatic effect of changing the sofa cover along with season change.

Description

Intelligent sofa based on outer cover is changed in winter and summer season

Technical Field

The invention relates to the technical field of intelligent furniture, in particular to an intelligent sofa with an outer cover replaced in winter and summer.

Background

The intelligent home is characterized in that the intelligent home is a house as a platform, the safety, convenience and comfort of the home are improved by utilizing a comprehensive wiring technology, a network communication technology and the like, and the conventional intelligent home comprises an intelligent sofa, an intelligent door, an intelligent sound and the like, wherein the intelligent sofa is directly covered by a cloth cover on the outer surface in order to prolong the service life when in use, so that the intelligent sofa is protected, but when in specific use, the intelligent sofa is subjected to weather change and changes in different seasons such as spring, summer, autumn and winter, the cloth cover surface is easy to generate a large amount of impurities such as dust and the like due to long-time use, so that the normal use is influenced, and when in replacement, the intelligent sofa needs manual disassembly and replacement at regular time, and consumes a large amount of working time; meanwhile, the placement position of a common sofa is usually close to the wall edge, so that when the house is cleaned in daily life, part of impurities such as dust and the like are easily accumulated at the bottom of the sofa, which is close to the wall edge, and the dust can be effectively cleaned only by manually moving the sofa; at present, when many young people select the sofa, the comfort level during use is not only considered, but also the functionality of the sofa is considered, and the common sofa cannot be folded when the use area needs to be enlarged, so that the sofa is not in line with the use habit of modern young people; and when present sofa removes the transport, need the manual work to lift up the transport, greatly consume a large amount of manpower resources, in addition the handling, because the weight and the volume factor of sofa, accident danger easily takes place.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an intelligent sofa capable of replacing an outer cover based on winter and summer seasons, which has the advantages of automatically replacing the outer cover of the sofa in a timed mode according to season change, automatically cleaning dust and impurities at the bottom of the sofa close to the wall, folding the sofa according to requirements, enlarging the use area and facilitating moving and transportation, and solves the problems that the outer cover of the sofa needs to be replaced in a timed mode, more manpower resources are wasted, dust at the bottom of the sofa close to the wall cannot be quickly cleaned, the sofa is single in functionality, more user requirements cannot be met, and moving and transportation are inconvenient.

(II) technical scheme

In order to realize the purposes of automatically replacing the sofa outer cover at regular time, automatically cleaning dust and impurities at the bottom of the sofa close to the wall edge, folding the sofa according to the requirement to enlarge the use area and being convenient to move and transport, the invention provides the following technical scheme: the utility model provides an intelligence sofa based on change dustcoat winter and summer season, includes the base, its characterized in that: the left side and the right side of the bottom of the base are provided with a third torsion shaft through vertical rods, the bottom of the third torsion shaft is provided with cleaning sheets, the left side of the top of the base is provided with a cylinder, the middle part of an inner cavity of the cylinder is provided with a connecting shaft, the left side of the outer surface of the connecting shaft is provided with a bulge, the top of the cylinder is provided with a back cushion, the inner cavity of the bottom of the back cushion is provided with a round shaft, the middle part of the round shaft is provided with a clamping plate, the front side and the rear side of the top of the base are provided with side cushions through cylinders, the outer surfaces of the base and the back cushion are provided with a sofa cover, the left side and the right side of the sofa cover are provided with magic tapes, the right side of the base is provided with a first through hole, the left side of the base is provided with a second through hole, the top of an inner cavity of the second through hole is provided with a first inclined plate, the left side of the base is provided with a first torsion shaft, the left side of the outer surface of the torsion shaft is provided with a fourth torsion shaft, the cleaning sheet is arranged at the top of the torsion shaft, the left side and the right side of the bottom of the inner cavity of the base are provided with storage batteries, the front end and the rear end of the left side and the right side of the middle part of the inner cavity of the base are provided with discs, the middle part of each disc is provided with a first electric control shaft, the outer surface of each first electric control shaft is provided with a winding drum, the top part of the middle part of the inner cavity of the base is provided with an exhaust fan, the left side and the right side of the bottom of the exhaust fan are provided with a first connecting pipe, the bottom of each first connecting pipe is provided with a waste material frame, the left side and the right side of the bottom of the waste material frame are provided with second torsion shafts, one sides of the two torsion shafts on the left side and the right side are provided with baffles, the bottom of the waste material frame is provided with a second connecting pipe, the left side and the right side of the front side and the rear side of the bottom of the base are provided with connecting rods, the middle parts of the connecting rods on the front side and the rear side of the same side of the direction are provided with second electric control shafts, the outer surfaces of the second electric control shafts are provided with scraping pieces uniformly, and the periphery of the bottom of the base are provided with bottom blocks uniformly, the inner chamber of bottom block is provided with automatically controlled telescopic link, and the bottom of automatically controlled telescopic link is provided with the cardan shaft, and the left and right sides of cardan shaft all is provided with the gyro wheel, and the rear side of base is provided with control panel.

Preferably, the shape and size of the bottom of the clamping plate are matched with the shape and size between adjacent bulges, the weight of the bottom of the clamping plate is larger than the weight of the top of the clamping plate, the clamping plate is movably installed with the circular shaft, and the friction force between materials of the contact surface of the clamping plate and the circular shaft is utilized, so that the clamping plate is easily subjected to external force to quickly rotate clockwise, when anticlockwise rotation reset occurs, the rotating speed is slow and the rotating speed is clockwise, the installation mode between the cylinder and the back cushion is similar to the installation mode and the structure between the cylinder and the side cushion, when the cushion is used, only the back cushion needs to rotate towards the direction of the base, the clamping plate is pushed by the inner cavity part of the back cushion to rotate clockwise by being matched with the circular shaft, the bottom of the clamping plate is not clamped between the bulges on the surface of the connecting shaft, meanwhile, the back cushion is quickly and reversely rotated, after the back cushion is adjusted to a proper angle, the bottom of the clamping plate slowly falls down under the action of the self gravity and is clamped between the adjacent bulges in the bottom direction, the clamping plate is fixed clamping plate, the effect of the back cushion after the fixed angle is achieved, and the same principle that the front side cushion and the back cushion and the top of the back are adjusted in the same way that the same as the adjusting mode of the top of the side cushion installed on the cylinder and the base.

Preferably, the surface of reel is provided with the material that can adhere with the magic subsides to when changing the slip cover, at first install new slip cover at the reel surface on right side, and paste the coincidence each other with the magic subsides of the new slip cover right side initial end after will installing and the magic subsides that are located the old slip cover tail end of through-hole department, with two old and new slip covers of this fixed, after changing the slip cover of completion simultaneously, utilize magic subsides fixed mounting at the surface of left side reel with the initial end of slip cover, be convenient for directly change the slip cover next time.

Preferably, the position of the first torsion shaft is located in the bottom direction of the second through hole in the left side of the base, and oblique angles of the first inclined plate and the second inclined plate are arranged oppositely, so that when the sofa cover is used, the second inclined plate rotates anticlockwise, the initial end of the sofa cover penetrates through the second through hole and extends into the inner cavity of the base, then the second inclined plate is loosened to enable the sofa cover to automatically rotate clockwise to reset under the action of a torsion spring in the inner cavity of the first torsion shaft, the sofa cover located in the inner cavity of the first through hole is relatively and fixedly held by matching with the first inclined plate, the sofa cover in the process of horizontal rotation is pushed by the first inclined plate to prevent wrinkles from influencing winding of a winding drum, and meanwhile, the outer surface of the sofa cover is scraped by the second inclined plate, so that impurities falling on the surface of the sofa cover in the using process are scraped.

Preferably, the first electric control shaft is fixedly installed in the inner cavity of the base through the disc at the rear side, and the front side disc is detachably installed at the front side of the first electric control shaft, so that in the using process, when the sofa cover is automatically replaced, the front side disc located in the right side direction is firstly rotated and detached, a new sofa cover is wound on the surface of the winding drum on the right side, then the front side disc in the right side direction is installed and reset, after the sofa cover is replaced, the front side disc in the left side direction is rotated and detached, the old sofa cover wound on the surface of the winding drum on the left side after replacement is taken down, and then the front side disc in the left side direction is installed and reset.

Preferably, the bottom of base is run through to the bottom of connecting pipe two, and the position of stand pipe is located the bottom of base, and the opening part of controlling the stand pipe is respectively towards the left and right sides of sofa base, towards the doctor-bar department of the left and right sides promptly to when the air exhauster used, the suction force that the air exhauster produced drove the baffle and upwards rotates, makes the baffle no longer shelter from the top of connecting pipe two, and the cooperation stand pipe can be effectively with the dust impurity suction waste material frame internal collection of base bottom left and right sides direction.

Preferably, the bottom of the scraping blade is in contact with the ground after rotating, the distance between the scraping blades in the directions of the left side and the right side is larger than the width of the base, so that when the second electric control shaft rotates, the dust impurities in the left side and the right side of the bottom of the base can be effectively pushed towards the direction of the middle part of the bottom of the base by utilizing the position and the shape area of the scraping blade, and the dust impurities are sucked into the waste material frame by the suction force in the guide pipe to be collected.

Preferably, control panel passes through wire and battery, air exhauster, automatically controlled axle one, automatically controlled axle two and automatically controlled telescopic link electric connection to in the use, at first through charging wire connection control panel and power, full of the inside electric quantity of battery, later through the controller that control panel contains it to set for automatically controlled axle one every three months is automatic to rotate once, with this automatic change sofa cover when the season transform, when automatically controlled axle one rotates simultaneously, automatically controlled axle two also rotates thereupon, be convenient for change the sofa cover when the dust impurity of the automatic cleaning base left and right sides.

Preferably, the position of the third torsion shaft and the cleaning sheet after combination is located in the top direction of the scraping sheet, the scraping sheet is made of an elastic material, so that the rotation of the second electric control shaft is utilized to drive the scraping sheet on the outer surface of the electric control shaft to rotate, so that dust in the left and right side directions of the bottom of the base is blown towards the middle direction of the bottom of the base, meanwhile, the cleaning sheet can be contacted in the rotation process of the scraping sheet, the cleaning sheet and the third torsion shaft are driven to rotate along with the rotation of the scraping sheet, after the cleaning sheet and the third torsion shaft rotate to the maximum angle, the scraping sheet is separated from the cleaning sheet, the separated cleaning sheet can scrape off dust possibly attached to the surface of the scraping sheet contacted with the cleaning sheet, and meanwhile, the third torsion shaft is utilized to automatically vibrate and clean the cleaning sheet in the resetting process after separation, so that the subsequent scraping sheet is convenient to clean.

Preferably, the top of cleaning plate is the inclined plane design, the surface of the top laminating swash plate two of cleaning plate, thereby the during operation, because the torsion shaft four is located the left side of torsion shaft one, so the top of the cleaning plate the same with two inclined plane lengths of swash plate is located the bottom direction of two bottoms of swash plate, when changing new sofa cover, anticlockwise rotation swash plate two, make the cleaning plate along with anticlockwise rotation, and at the rotation in-process, the top of cleaning plate constantly contacts and exceeds the top of swash plate two, with this dust that probably the adhesion produced at two top surfaces of swash plate scraping sofa cover scrapes, reach when resetting swash plate two, two surfaces of swash plate can not have the dust again, be convenient for the cleaning of two new sofa cover surfaces of swash plate.

(III) advantageous effects

Compared with the prior art, the invention provides an intelligent sofa capable of replacing an outer cover based on winter and summer, which has the following beneficial effects:

1. this intelligent sofa based on change dustcoat in winter and summer, use through the cooperation of reel structure and magic subsides structure, during the use, control panel control automatically controlled axle clockwise at the uniform velocity rotates, make new and old sofa cover respectively from the surface stretch of the reel of right side direction and the surface shrink from the left side reel, slowly change new and old sofa cover with this, after changing the end sofa cover, rotate the disc in left side the place ahead earlier, take off the old sofa cover of winding at left side reel surface, later rotate the disc that resumes left side the place ahead again, the initial end that will change the sofa cover next time utilizes magic subsides fixed mounting at the surface of left side reel, be convenient for directly change the sofa cover after the rolling is used next time, with this reach the automatic effect of changing the sofa cover along with season change.

2. This intelligent sofa based on change dustcoat in winter and summer, use through the cooperation of doctor-bar structure and stand pipe structure, in swash plate two with the rolling in-process, after swash plate two scrapes the dust impurity on sofa cover surface, because the bottom of doctor-bar rotates the back and contacts with ground, the distance between the doctor-bar of left and right sides direction is greater than the width of base, control panel passes through wire and battery, the air exhauster, automatically controlled axle one, automatically controlled axle two electric connection and the mounted position of stand pipe, so when automatically controlled axle two rotates, utilize the position and the shape area that the doctor-bar set up, can effectively promote the dust impurity of base bottom left and right sides to the middle part direction of base bottom, thereby be convenient for come from the air exhauster, the suction force that passes connecting pipe one, the waste frame, connecting pipe two and stand pipe inhales the waste frame with the dust impurity of stand pipe, the baffle of cooperation waste frame inner chamber is collected the dust impurity that the suction got into, reach the automatic dust impurity of clearing up the sofa bottom near the wall limit with this.

3. This intelligent sofa based on change dustcoat in winter and summer season, cooperation through cardboard structure and protruding structure is used, utilize the shape size of cardboard bottom and the shape size phase-match between the adjacent arch, the weight of the bottom of cardboard is greater than the weight at top, cardboard and round axle movable mounting, and utilize the frictional force between the material of cardboard and round axle contact surface, make the cardboard receive external force fast and take place clockwise rotation easily, and the slew velocity is slow and clockwise slew velocity when taking place to carry out anticlockwise rotation and reset, the mounting means between cylinder and the cushion is similar with the mounting means and the structure between cylinder and the side pad, thereby when using, only need to rotate cushion to base direction department, cooperation round axle makes cushion inner chamber part promote cardboard clockwise rotation, make the bottom of cardboard no longer the joint between the arch on connecting axle surface, utilize the material characteristic between cardboard and the round axle simultaneously, quick reverse rotation cushion, after adjusting the cushion suitable angle with the cushion, pause, make the bottom of cardboard slowly fall down and the joint between the cardboard under self gravity effect of bottom direction, fix with this, reach the effect behind the fixed angle of regulation, reach the back cushion through the back cushion with the quick adjustment back cushion mounting means the same side of adjusting, the top of cylinder, need enlarge the scope according to the cushion both sides of the cushion.

4. This intelligent sofa based on change dustcoat in winter and summer season, cooperation through control panel structure and automatically controlled telescopic link structure is used, utilize control panel control and electric connection's automatically controlled telescopic link downwardly extending with it during the use, make the gyro wheel stretch out the bottom block, and extend gradually until the bottom block no longer with ground contact, utilize gyro wheel and universal shaft can the quick travel sofa this moment, after removing to the place of use, again through the automatically controlled telescopic link shrink of control panel control entering bottom block inner chamber, in the bottom block is taken in completely to the gyro wheel, bottom block and ground contact promptly, not only utilize the bottom block to improve the stability of sofa like this, the gyro wheel has still been protected simultaneously, reach the effect of convenient removal.

5. This intelligent sofa based on change dustcoat in winter and summer, cooperation through cleaning plate structure and cleaning sheet structure is used, in the use, utilize the cleaning plate to clean two swash plates of scraping sofa cover surface dust in sofa cover change in-process, improve the clean efficiency of two during operation of swash plate, utilize the cleaning sheet to clean all doctor-bars in the rotation process in proper order simultaneously, so that the doctor-bar carries out the dust position and removes, utilize the doctor-bar to remove to the stand pipe department of base bottom impurity such as the dust of base bottom left and right sides direction, conveniently carry out the collection of dust, prevent simultaneously that the dust adhesion is on doctor-bar or two surfaces of swash plate, both of cleaning plate and cleaning sheet combine, the clean efficiency of device self to impurity such as dust has been improved.

Drawings

FIG. 1 is a schematic front view of the overall structure of the present invention;

FIG. 2 is a schematic rear view of the overall structure of the present invention;

FIG. 3 is a bottom schematic view of the overall structure of the present invention;

FIG. 4 is a front side mid-section view of the overall structure of the present invention;

FIG. 5 is a rear side mid-section view of the overall structure of the present invention;

FIG. 6 is a schematic view of the structure at point A of FIG. 4 according to the present invention;

FIG. 7 is a schematic view of the structure at B in FIG. 4 according to the present invention;

FIG. 8 is a schematic view of the structure of FIG. 4 at C according to the present invention;

FIG. 9 is a schematic view of the structure of FIG. 4 in accordance with the present invention at D;

FIG. 10 is an enlarged schematic view of the cylinder structure and the back pad structure of the present invention;

figure 11 is a mid-sectional view of the cylinder and bolster structures of the present invention.

In the figure: 1. a base; 2. a cylinder; 3. back cushion; 4. a side pad; 5. a sofa cover; 6. a first through hole; 7. a second through hole; 8. a first inclined plate; 9. a torsion shaft I; 10. a second inclined plate; 11. a battery; 12. a disc; 13. a first electric control shaft; 14. a reel; 15. an exhaust fan; 16. a first connecting pipe; 17. a scrap frame; 18. a second torsion shaft; 19. a baffle plate; 20. a second connecting pipe; 21. a guide tube; 22. a connecting rod; 23. a second electric control shaft; 24. scraping a blade; 25. a bottom block; 26. an electrically controlled telescopic rod; 27. a cardan shaft; 28. a roller; 29. a control panel; 101. a torsion shaft III; 102. a cleaning sheet; 201. a connecting shaft; 202. a protrusion; 301. a circular shaft; 302. clamping a plate; 501. magic tape; 901. a fourth torsion shaft; 902. the plate is cleaned.

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. 1-11, an intelligent sofa for replacing a cover based on winter and summer season comprises a base 1, wherein a torsion shaft III 101 is arranged on the left side and the right side of the bottom of the base 1 through vertical rods, a cleaning sheet 102 is arranged on the bottom of the torsion shaft III 101, a cylinder 2 is arranged on the left side of the top of the base 1, a connecting shaft 201 is arranged in the middle of the inner cavity of the cylinder 2, a protrusion 202 is arranged on the left side of the outer surface of the connecting shaft 201, a back cushion 3 is arranged on the top of the cylinder 2, a circular shaft 301 is arranged in the inner cavity of the bottom of the back cushion 3, a clamping plate 302 is arranged in the middle of the circular shaft 301, side pads 4 are arranged on the front side and the rear side of the top of the base 1 through the cylinder 2, a sofa cover 5 is arranged on the outer surfaces of the base 1 and the back cushion 3, magic tapes 501 are arranged on the left side and the right side of the sofa cover 5, a material capable of being adhered to the magic tapes 501 is arranged on the outer surface of a winding drum 14, so that when the sofa cover 5 is replaced, the magic tape 501 at the initial end of the right side of the installed new sofa cover 5 and the magic tape 501 at the tail end of the old sofa cover 5 positioned at the through hole I6 are mutually stuck and overlapped to fix the new and old sofa covers 5, meanwhile, after the sofa cover 5 is changed, the initial end of the sofa cover 5 is fixedly installed on the outer surface of the left winding drum 14 by the magic tape 501, the sofa cover 5 is convenient to be directly changed next time, the through hole I6 is arranged at the right side of the base 1, the through hole II 7 is arranged at the left side of the base 1, the inclined plate I8 is arranged at the top of the inner cavity of the through hole II 7, the torsion shaft I9 is arranged at the left side of the base 1, the torsion shaft IV 901 is arranged at the left side of the outer surface of the torsion shaft I9, the cleaning plate 902 is arranged at the top of the torsion shaft IV 901, the inclined plate II 10 is arranged at the top of the torsion shaft I9, the position of the torsion shaft I9 is positioned at the bottom direction of the through hole II 7 at the left side of the base 1, the oblique angles of the first inclined plate 8 and the second inclined plate 10 are arranged oppositely, so that when the sofa cover is used, the second inclined plate 10 rotates anticlockwise firstly, the initial end of the sofa cover 5 penetrates through the second through hole 7 to extend into the inner cavity of the base 1, then the second inclined plate 10 is loosened to enable the sofa cover to automatically rotate clockwise to reset under the action of a torsion spring in the inner cavity of the first torsion shaft 9, the sofa cover 5 in the inner cavity of the first through hole 6 is relatively clamped by matching with the first inclined plate 8, the rotating sofa cover 5 is pushed flatly by utilizing the first inclined plate 8 to prevent the sofa cover 5 from being wrinkled to influence the winding of a winding drum 14, meanwhile, the outer surface of the sofa cover 5 is scraped by utilizing the second inclined plate 10 to scrape impurity and dust falling on the surface of the sofa cover 5 in the using process, the left side and the right side of the bottom of the inner cavity of the base 1 are respectively provided with the storage batteries 11, the front end and the rear end of the left side and the right side of the inner cavity of the base 1 are respectively provided with the discs 12, and the middle of the disc 12 is provided with the first electric control shaft 13, the outer surface of the first electric control shaft 13 is provided with a winding drum 14, the first electric control shaft 13 is fixedly arranged in the inner cavity of the base 1 through a disc 12 at the rear side, the front disc 12 is detachably arranged at the front side of the first electric control shaft 13, so that in the using process, when the sofa cover 5 is automatically replaced, the front disc 12 positioned in the right side direction is firstly rotated and detached, a new sofa cover 5 is wound on the surface of the winding drum 14 at the right side, then the front disc 12 in the right side direction is installed and reset, after the sofa cover 5 is replaced, the front disc 12 in the left side direction is rotated and detached, an old sofa cover 5 wound on the surface of the left winding drum 14 after being replaced is taken down, then the front disc 12 in the left side direction is installed and reset, the top of the middle part of the inner cavity of the base 1 is provided with an exhaust fan 15, the left side and the right side of the bottom of the exhaust fan 15 are both provided with a first connecting pipe 16, the bottom of the first connecting pipe 16 is provided with a waste material frame 17, the left side and the right side of the bottom of the inner cavity of the waste frame 17 are both provided with a torsion shaft II 18, the opposite sides of the torsion shaft II 18 on the left side and the right side are both provided with a baffle plate 19, the bottom of the waste frame 17 is provided with a connecting pipe II 20, the bottom of the connecting pipe II 20 is provided with a guide pipe 21, the left side and the right side of the front side and the rear side of the bottom of the base 1 are both provided with connecting rods 22, the middle parts of the connecting rods 22 on the front side and the rear side in the same direction are provided with an electric control shaft II 23, the outer surface of the electric control shaft II 23 is uniformly provided with a scraping blade 24, the periphery of the bottom of the base 1 is uniformly provided with a bottom block 25, the inner cavity of the bottom block 25 is provided with an electric control telescopic rod 26, the bottom of the electric control telescopic rod 26 is provided with a universal shaft 27, the left side and the right side of the universal shaft 27 are both provided with rolling wheels 28, the rear side of base 1 is provided with control panel 29, control panel 29 passes through wire and battery 11, air exhauster 15, automatically controlled axle one 13, automatically controlled axle two 23 and automatically controlled telescopic link 26 electric connection, thereby in the use, at first through charging wire connection control panel 29 and power, it is full of the inside electric quantity of battery 11, later set for automatically controlled axle one 13 through the controller that control panel 29 contains and rotate once every three months, with this automatic change sofa cover 5 when season changes, when automatically controlled axle one 13 rotates simultaneously, automatically controlled axle two 23 also rotates thereupon, be convenient for change sofa cover 5 the while self-cleaning base 1 left and right sides's dust impurity.

Before the replacement of the sofa cover 5 is carried out, the front side of the base 1 is firstly opened, the front side disc 12 positioned in the right side direction is rotationally detached, a new sofa cover 5 is wound on the surface of a winding drum 14 on the right side, the magic tapes 501 arranged at the two ends of the sofa cover 5 and the outer surface of the winding drum 14 are provided with substances which can be adhered with the magic tapes 501, the tail end of the new sofa cover 5 is adhered to the surface of the winding drum 14, so that the new sofa cover 5 is effectively wound on the outer surface of the winding drum 14 on the right side, and meanwhile, the magic tapes 501 at the initial end of the new sofa cover 5 and the magic tapes 501 at the tail end of the old sofa cover 5 positioned at the first through hole 6 are adhered and superposed with each other, so that the new and old sofa covers 5 are connected;

when the replacement date comes, the control panel 29 controls the first electric control shaft 13 to rotate clockwise at a constant speed, so that the new and old sofa covers 5 are respectively stretched from the outer surface of the winding drum 14 in the right side direction and contracted from the outer surface of the winding drum 14 in the left side direction, the new and old sofa covers 5 are slowly replaced, after the replacement of the sofa covers 5 is finished, the disk 12 in the front of the left side is rotated firstly, the old sofa covers 5 wound on the outer surface of the winding drum 14 in the left side are taken down, then the disk 12 in the front of the left side is rotated and restored, the initial ends of the replaced sofa covers 5 are fixedly mounted on the outer surface of the winding drum 14 in the left side by the magic tapes 501, the sofa covers 5 which are wound and used are directly replaced next time, and the effect of automatically replacing the sofa covers 5 along with season change is achieved.

In the embodiment, an intelligent sofa based on outer cover replacement in winter and summer comprises a base 1, wherein a third torsion shaft 101 is arranged on the left side and the right side of the bottom of the base 1 through vertical rods, a cleaning sheet 102 is arranged on the bottom of the third torsion shaft 101, the combined position of the third torsion shaft 101 and the cleaning sheet 102 is located in the top direction of a scraping blade 24, the scraping blade 24 is made of elastic materials, so that the scraping blade 24 on the outer surface of the second electric control shaft 23 is rotated by the second electric control shaft 23, dust on the left side and the right side of the bottom of the base 1 is blown to the middle direction of the bottom of the base 1, the scraping blade 24 is contacted with the cleaning sheet 102 in the rotating process, the cleaning sheet 102 and the third torsion shaft 101 are driven to rotate along with the rotation of the scraping blade 24, the scraping blade 24 is separated from the cleaning sheet 102 after the cleaning sheet 102 and the third torsion shaft 101 rotate to the maximum angle, the separated cleaning sheet 102 can scrape off dust possibly attached to the surface of the scraper 24 which is just contacted with the cleaning sheet 102, and meanwhile, the cleaning sheet 102 in the reset process can be automatically cleaned in a vibration mode by using the third torsion shaft 101 after separation, so that the subsequent scraper 24 can be conveniently cleaned, the left side of the top of the base 1 is provided with the cylinder 2, the middle of the inner cavity of the cylinder 2 is provided with the connecting shaft 201, the left side of the outer surface of the connecting shaft 201 is provided with the protrusion 202, the top of the cylinder 2 is provided with the back cushion 3, the inner cavity of the bottom of the back cushion 3 is provided with the round shaft 301, the middle of the round shaft 301 is provided with the clamping plate 302, the front side and the rear side of the top of the base 1 are provided with the side cushions 4 through the cylinder 2, the outer surfaces of the base 1 and the back cushion 3 are provided with the sofa cover 5, the left side and the right side of the sofa cover 5 are provided with the magic tapes 501, the right side of the base 1 is provided with the first through hole 6, the left side of the base 1 is provided with the second through hole 7, the inclined plate 8 is provided with the inclined plate 7, the left side of the base 1 is provided with a first torsion shaft 9, the left side of the outer surface of the first torsion shaft 9 is provided with a fourth torsion shaft 901, the top of the fourth torsion shaft 901 is provided with a cleaning plate 902, the top of the cleaning plate 902 is designed to be an inclined surface, and the top of the cleaning plate 902 is attached to the outer surface of the second inclined plate 10, so that in operation, because the fourth torsion shaft 901 is positioned on the left side of the first torsion shaft 9, the top of the cleaning plate 902 with the same length as the inclined surface of the second inclined plate 10 is positioned in the bottom direction of the bottom of the second inclined plate 10, when a new sofa cover 5 is replaced, the second inclined plate 10 is rotated anticlockwise, so that the cleaning plate 902 rotates anticlockwise, and in the rotating process, the top of the cleaning plate 902 is continuously contacted with and exceeds the top of the second inclined plate 10, thereby the dust possibly adhered to the top surface of the second inclined plate 10 to scratch the sofa cover 5, and the dust is not generated, when the second inclined plate 10 is reset, the cleaning of the outer surface of a new sofa cover 5 by the inclined plate II 10 is facilitated, the inclined plate II 10 is arranged at the top of the torsion shaft I9, the position of the torsion shaft I9 is located in the bottom direction of the through hole II 7 on the left side of the base 1, the inclined angles of the inclined plate I8 and the inclined plate II 10 are oppositely arranged, so that when the sofa cover is used, the inclined plate II 10 rotates anticlockwise firstly, the initial end of the sofa cover 5 penetrates through the through hole II 7 to extend into the inner cavity of the base 1, then the inclined plate II 10 is loosened to enable the sofa cover to automatically rotate clockwise to reset under the action of a torsion spring in the inner cavity of the torsion shaft I9, the sofa cover 5 located in the inner cavity of the through hole I6 is relatively clamped by the inclined plate I8, the rotating sofa cover 5 is pushed by the inclined plate I8 to prevent the sofa cover 5 from being wrinkled to influence on the rolling of a winding drum 14, meanwhile, the inclined plate II 10 is used for scraping off the impurities and dust falling off the surface of the sofa cover 5 in the use process, the left side and the right side of the bottom of the inner cavity of the base 1 are respectively provided with a storage battery 11, the front end and the rear end of the left side and the rear end of the middle of the inner cavity of the base 1 are respectively provided with a disc 12, the middle part of the disc 12 is provided with an electric control shaft I13, the outer surface of the electric control shaft I13 is provided with a winding drum 14, the top of the middle of the inner cavity of the base 1 is provided with an exhaust fan 15, the left side and the right side of the bottom of the exhaust fan 15 are respectively provided with a connecting pipe I16, the bottom of the connecting pipe I16 is provided with a waste material frame 17, the left side and the right side of the bottom of the inner cavity of the waste material frame 17 are respectively provided with a torsion shaft II 18, the opposite sides of the torsion shaft II 18 on the left side and the right side are respectively provided with a baffle 19, the bottom of the waste material frame 17 is provided with a connecting pipe II 20, the bottom of the connecting pipe II 20 is provided with a guide pipe 21, the bottom of the connecting pipe II 20 penetrates through the bottom of the base 1, the guide pipe 21 is positioned at the bottom of the base 1, the opening of the left guide pipe 21 faces the left side and the right side of the sofa base 1 respectively, namely, towards the scraping blades 24 on the left and right sides, so that when the exhaust fan 15 is used, the suction force generated by the exhaust fan 15 drives the baffle plate 19 to rotate upwards, so that the baffle plate 19 does not shield the top of the connecting pipe II 20, the dust and impurities in the left and right sides of the bottom of the base 1 can be effectively sucked into the waste material frame 17 to be collected by matching with the guide pipe 21, the connecting rods 22 are arranged on the left and right sides of the front and back sides of the bottom of the base 1, the electric control shafts II 23 are arranged in the middle of the connecting rods 22 on the front and back sides in the same side direction, the scraping blades 24 are uniformly arranged on the outer surface of the electric control shafts II 23, the bottom of the scraping blades 24 contacts with the ground after rotating, the distance between the scraping blades 24 in the left and right sides is larger than the width of the base 1, so that when the electric control shafts II 23 rotates, the dust and impurities in the left and right sides of the bottom of the base 1 can be effectively pushed towards the middle of the bottom of the base 1 by utilizing the position and the shape area of the scraping blades 24, therefore, dust and impurities are sucked into the waste material frame 17 and collected by suction force in the guide pipe 21, bottom blocks 25 are uniformly arranged on the periphery of the bottom of the base 1, an electric control telescopic rod 26 is arranged in an inner cavity of each bottom block 25, a universal shaft 27 is arranged at the bottom of each electric control telescopic rod 26, idler wheels 28 are arranged on the left side and the right side of each universal shaft 27, a control panel 29 is arranged on the rear side of the base 1, the control panel 29 is electrically connected with the storage battery 11, the exhaust fan 15, the first electric control shaft 13, the second electric control shaft 23 and the electric control telescopic rod 26 through conducting wires, in the using process, the control panel 29 and a power supply are connected through the charging wires, the electric quantity in the storage battery 11 is full, then the controller contained in the control panel 29 sets that the first electric control shaft 13 to automatically rotate once every three months, the sofa cover 5 is automatically replaced in season change, meanwhile, the second electric control shaft 23 is also connected with the control panel 29 and the power supply through the charging wires, the electric quantity in the storage battery 11 is full, the controller contained in the space control panel 29 sets that the first electric control shaft 13 to automatically rotate once every three months, the sofa cover 5 is automatically replaced in season change, the dust and the dust cover 1 is convenient for cleaning the left side and the left side of the base 1 simultaneously.

In the process of replacing the sofa cover 5, because the position of the first torsion shaft 9 is positioned in the bottom direction of the second through hole 7 on the left side of the base 1, and the oblique angles of the first inclined plate 8 and the second inclined plate 10 are oppositely arranged, when the sofa cover 5 is used, the second inclined plate 10 and the first inclined plate 8 oppositely hold the sofa cover 5 positioned in the inner cavity of the first through hole 6, the first inclined plate 8 is utilized to push the rotating sofa cover 5 to prevent the sofa cover 5 from wrinkling and influencing the rolling of a left winding drum 14, meanwhile, the second inclined plate 10 is utilized to scrape the outer surface of the sofa cover 5, so that the dust falling on the surface of the sofa cover 5 in the use process is scraped off, the fourth torsion shaft 901 is positioned on the left side of the first torsion shaft 9, the top of the cleaning plate 902 with the same length as the inclined plane of the second inclined plate 10 is positioned in the bottom direction of the second inclined plate 10, when the new sofa cover 5 is replaced, the second inclined plate 10 is rotated counterclockwise, so that the cleaning plate 902 rotates counterclockwise, and the top of the cleaning plate 902 continuously contacts and exceeds the top of the second inclined plate 10, so that the dust possibly adhered to the surface of the sofa cover 5 can not scrape off the dust falling off the surface of the new sofa cover 5, and the dust falling off the surface of the second inclined plate 10, and the dust falling off the surface of the new sofa cover 5 is not scraped off, and the dust falling off the surface of the sofa cover 5, and the dust falling off the surface of the new sofa cover 5 is not generated on the surface of the second inclined plate 10;

in the process that the inclined plate II 10 winds up the sofa cover, after the inclined plate II 10 scrapes off dust and impurities on the surface of the sofa cover 5, because the bottom of the scraping piece 24 rotates and then contacts with the ground, the distance between the scraping pieces 24 in the left and right sides directions is larger than the width of the base 1, the control panel 29 is electrically connected with the storage battery 11, the exhaust fan 15, the electric control shaft I13 and the electric control shaft II 23 through conducting wires and the installation position of the guide pipe 21, when the electric control shaft II 23 rotates, the dust and impurities on the left and right sides of the bottom of the base 1 can be effectively pushed towards the middle of the bottom of the base 1 by utilizing the position and the shape area of the scraping piece 24, so that the dust and impurities from the exhaust fan 15 can be sucked into the waste frame 17 by the suction force of the connecting pipe I16, the waste frame 17, the connecting pipe II 20 and the guide pipe 21, and the sucked dust and impurities are collected by matching with the baffle plate 19 in the inner cavity of the waste frame 17, and the dust and impurities at the bottom of the sofa close to the wall can be automatically cleaned;

in the rotation process of the scraping blade 24, the position of the combination of the third torsion shaft 101 and the cleaning sheet 102 is located in the top direction of the scraping blade 24, the material of the scraping blade 24 is made of an elastic material, so that the rotation of the second electric control shaft 23 is utilized to drive the scraping blade 24 on the outer surface of the second electric control shaft 23 to rotate, so that dust in the left and right sides of the bottom of the base 1 is blown towards the middle direction of the bottom of the base 1, meanwhile, the scraping blade 24 can contact the cleaning sheet 102 in the rotation process of the scraping blade 24, the cleaning sheet 102 and the third torsion shaft 101 are driven to rotate along with the rotation of the scraping blade 24, after the cleaning sheet 102 and the third torsion shaft 101 rotate to the maximum angle, the scraping blade 24 is separated from the cleaning sheet 102, the separated cleaning sheet 102 can not only scrape the dust possibly attached to the surface of the scraping blade 24 which is just contacted with the cleaning sheet, but also can automatically clean the cleaning sheet 102 in the resetting process by using the third torsion shaft 101 after the separation, thereby facilitating the cleaning of the subsequent scraping blade 24 and improving the working efficiency of the scraping blade 24.

In the embodiment, an intelligent sofa based on outer cover replacement in winter and summer comprises a base 1, wherein a third torsion shaft 101 is arranged on the left side and the right side of the bottom of the base 1 through vertical rods, cleaning sheets 102 are arranged at the bottom of the third torsion shaft 101, a cylinder 2 is arranged on the left side of the top of the base 1, a connecting shaft 201 is arranged in the middle of an inner cavity of the cylinder 2, protrusions 202 are arranged on the left side of the outer surface of the connecting shaft 201, a back cushion 3 is arranged on the top of the cylinder 2, a round shaft 301 is arranged in the inner cavity of the bottom of the back cushion 3, a clamping plate 302 is arranged in the middle of the round shaft 301, the shape and size of the bottom of the clamping plate 302 are matched with the shape and size of adjacent protrusions 202, the weight of the bottom of the clamping plate 302 is larger than that of the top, the clamping plate 302 and the round shaft 301 are movably installed, and the clamping plate 302 is easily rotated clockwise by the friction force between materials of the contact surface of the round shaft 301, when the anti-clockwise rotation reset is carried out, the rotating speed is slow and the clockwise rotating speed is high, the mounting mode between the cylinder 2 and the back cushion 3 is similar to the mounting mode and the structure between the cylinder 2 and the side cushion 4, so that when the anti-clockwise rotation reset cushion is used, the back cushion 3 only needs to rotate towards the direction of the base 1, the inner cavity part of the back cushion 3 is matched with the round shaft 301 to push the clamping plate 302 to rotate clockwise, the bottom of the clamping plate 302 is not clamped between the bulges 202 on the surface of the connecting shaft 201, meanwhile, the back cushion 3 is rapidly and reversely rotated by utilizing the material characteristics between the clamping plate 302 and the round shaft 301, after the back cushion 3 is adjusted to a proper angle, the stopping is carried out for a while, the bottom of the clamping plate 302 is slowly dropped under the self gravity effect and clamped between the adjacent bulges 202 in the bottom direction, the clamping plate 302 is fixed, the effect of the back cushion 3 with a fixed adjusting angle is achieved, and similarly, the adjusting mode of the front side cushion 2 and the back cushion 3 which are installed at the top of the cylinder 2 and the side cushion 4 at the top of the base 1 is the same as the adjusting mode of the back cushion 3, the front side and the rear side of the top of a base 1 are both provided with side pads 4 through cylinders 2, the outer surfaces of the base 1 and a back cushion 3 are provided with sofa sleeves 5, the left side and the right side of each sofa sleeve 5 are provided with magic tapes 501, the right side of the base 1 is provided with a first through hole 6, the left side of the base 1 is provided with a second through hole 7, the top of the inner cavity of the second through hole 7 is provided with a first inclined plate 8, the left side of the base 1 is provided with a first torsion shaft 9, the left side of the outer surface of the first torsion shaft 9 is provided with a fourth torsion shaft 901, the top of the fourth torsion shaft 901 is provided with a cleaning plate 902, the top of the first torsion shaft 9 is provided with a second inclined plate 10, the left side and the right side of the bottom of the inner cavity of the base 1 are both provided with storage batteries 11, the front end and the rear end of the left side and the right side of the inner cavity of the base 1 are both provided with discs 12, the middle part of the first electric control shaft 13 is provided with a winding drum 14, the top of the electric control shaft 13 is provided with an exhaust fan 15, the left side and the right side of the bottom of the exhaust fan 15 are both provided with a first connecting pipe 16, the bottom of the first connecting pipe 16 is provided with a waste frame 17, the left side and the right side of the bottom of an inner cavity of the waste frame 17 are both provided with a second torsion shaft 18, one opposite side of the second torsion shaft 18 on the left side and the right side is provided with a baffle 19, the bottom of the waste frame 17 is provided with a second connecting pipe 20, the bottom of the second connecting pipe 20 is provided with a guide pipe 21, the left side and the right side of the front side and the back side of the bottom of the base 1 are both provided with connecting rods 22, the middle parts of the connecting rods 22 on the front side and the back side in the same direction are provided with a second electric control shaft 23, the outer surfaces of the second electric control shafts 23 are both provided with scraping sheets 24, bottom blocks 25 are uniformly arranged around the bottom of the base 1, an inner cavity of the bottom blocks 25 is provided with an electric control telescopic rod 26, the bottom of the electric control telescopic rod 26 is provided with a universal shaft 27, the left side and the right side of the universal shaft 27 are both provided with idler wheels 28, and the rear side of the base 1 is provided with a control panel 29.

When the sofa is used, the usable area of the sofa needs to be enlarged, at the moment, the shape and the size of the bottom of the clamping plate 302 are matched with those of the adjacent bulges 202, the weight of the bottom of the clamping plate 302 is larger than that of the top of the sofa, the clamping plate 302 and the circular shaft 301 are movably installed, and the friction force between materials of contact surfaces of the clamping plate 302 and the circular shaft 301 is utilized, so that the clamping plate 302 is easily subjected to external force to quickly rotate clockwise, when anticlockwise rotation reset occurs, the rotating speed is low and the clockwise rotating speed is high, the installation mode between the cylinder 2 and the back cushion 3 is similar to that between the cylinder 2 and the side cushion 4, when the sofa is used, the back cushion 3 only needs to rotate towards the direction of the base 1, the circular shaft 301 is matched to enable an inner cavity part of the clamping plate 3 to push the clamping plate 302 to rotate clockwise, the bottom of the clamping plate 302 is not clamped between the bulges 202 on the surface of the connecting shaft 201, meanwhile, the material characteristics between the clamping plate 302 and the circular shaft 301 are utilized, the back cushion 3 rotates rapidly and reversely, after the back cushion 3 is adjusted to a proper angle, after the back cushion 3 is adjusted, the back cushion 3 is adjusted to a proper angle, the bottom of the clamping plate 302 slowly falls under the action of the self gravity, the effect of the back cushion 2 and the back cushion 2 is adjusted, and the back cushion 3, and the back cushion 2 can be adjusted in the same manner, and the back cushion 3, and the sofa can be adjusted.

In the embodiment, the intelligent sofa based on outer cover replacement in winter and summer comprises a base 1, wherein the left side and the right side of the bottom of the base 1 are provided with a third torsion shaft 101 through vertical rods, the bottom of the third torsion shaft 101 is provided with a cleaning sheet 102, the left side of the top of the base 1 is provided with a cylinder 2, the middle part of an inner cavity of the cylinder 2 is provided with a connecting shaft 201, the left side of the outer surface of the connecting shaft 201 is provided with a bulge 202, the top of the cylinder 2 is provided with a back cushion 3, the inner cavity of the bottom of the back cushion 3 is provided with a circular shaft 301, the middle part of the circular shaft 301 is provided with a clamping plate 302, the front side and the rear side of the top of the base 1 are provided with side cushions 4 through the cylinder 2, the outer surfaces of the base 1 and the back cushion 3 are provided with sofa covers 5, magic tapes 501 are arranged on the left side and the right side of the sofa covers 5, the right side of the base 1 is provided with a first through hole 6, the left side of the base 1 is provided with a through hole two 7, the top of the inner cavity of the through hole two 7 is provided with an inclined plate 8, the left side of a base 1 is provided with a first torsion shaft 9, the left side of the outer surface of the first torsion shaft 9 is provided with a fourth torsion shaft 901, the top of the fourth torsion shaft 901 is provided with a cleaning plate 902, the top of the first torsion shaft 9 is provided with a second inclined plate 10, the left side and the right side of the bottom of an inner cavity of the base 1 are provided with storage batteries 11, the front end and the rear end of the left side and the right side of the middle of the inner cavity of the base 1 are provided with discs 12, the middle of each disc 12 is provided with a first electric control shaft 13, the outer surface of the first electric control shaft 13 is provided with a winding drum 14, the top of the middle of the inner cavity of the base 1 is provided with an exhaust fan 15, the left side and the right side of the bottom of the exhaust fan 15 are provided with a first connecting pipe 16, the bottom of the first connecting pipe 16 is provided with a waste material frame 17, the left side and the right side of the bottom of the inner cavity of the waste material frame 17 are provided with second torsion shaft 18, one side of the opposite to the torsion shafts 19, the bottom of the waste material frame 17 is provided with a second connecting pipe 20, the bottom of the second connecting pipe 20 is provided with a guide pipe 21, the left side and the right side of the front side and the rear side of the bottom of the base 1 are respectively provided with a connecting rod 22, the middle parts of the connecting rods 22 on the front side and the rear side in the same side direction are respectively provided with an electric control shaft two 23, the outer surface of the electric control shaft two 23 is uniformly provided with a scraping blade 24, the periphery of the bottom of the base 1 is uniformly provided with a bottom block 25, the inner cavity of the bottom block 25 is provided with an electric control telescopic rod 26, the bottom of the electric control telescopic rod 26 is provided with a universal shaft 27, the left side and the right side of the universal shaft 27 are respectively provided with a roller 28, the rear side of the base 1 is provided with a control panel 29, the control panel 29 is electrically connected with the storage battery 11, an exhaust fan 15, the electric control shaft one 13, the electric control shaft two 23 and the electric control telescopic rod 26 through wires, so that in the use process, the control panel 29 is firstly connected with the control panel 29 and is used for filling the electric quantity in the storage battery 11, then the electric control shaft one 13 is automatically rotates once every three months through a controller contained, so that the sofa cover 5 can be automatically replaced when seasons are changed, and simultaneously, the impurities on the left side and the right side of the left side of the base 1 can be automatically cleaned.

During the use, through control panel 29 control and its electric connection's automatically controlled telescopic link 26 downwardly extending, make gyro wheel 28 stretch out bottom block 25, and extend gradually until bottom block 25 no longer with ground contact, utilize gyro wheel 28 and cardan shaft 27 can the quick travel sofa this moment, after removing to the place of use, through control panel 29 control automatically controlled telescopic link 26 shrink once more and get into bottom block 25 inner chamber, until gyro wheel 28 is totally taken in bottom block 25, bottom block 25 and ground contact promptly, not only utilize bottom block 25 to improve the stability of sofa like this, gyro wheel 28 has still been protected simultaneously, reach the effect of convenient removal.

The working principle is as follows: when the sofa cover is used, the control panel 29 and a power supply are connected through a charging wire to fully charge the internal electric quantity of the storage battery 11, and then the electric control shaft 13 is set to automatically rotate once every three months through a controller contained in the control panel 29, so that the sofa cover 5 is automatically replaced when seasons change;

before the sofa cover 5 is replaced, firstly, the front side of the base 1 is opened, the front side disc 12 positioned in the right side direction is rotationally dismounted, a new sofa cover 5 is wound on the surface of the winding drum 14 on the right side, the magic tapes 501 arranged at the two ends of the sofa cover 5 and the outer surface of the winding drum 14 are provided with substances capable of being adhered with the magic tapes 501, the tail end of the new sofa cover 5 is adhered on the surface of the winding drum 14, so that the new sofa cover 5 is effectively wound on the outer surface of the winding drum 14 on the right side, and meanwhile, the magic tapes 501 at the initial end of the new sofa cover 5 and the magic tapes 501 at the tail end of the old sofa cover 5 positioned at the first through hole 6 are adhered and superposed with each other to connect the new and the old sofa covers 5;

when the replacement date comes, the control panel 29 controls the first electric control shaft 13 to rotate clockwise at a constant speed, so that the new and old sofa covers 5 are respectively stretched from the outer surfaces of the winding drums 14 in the right direction and contracted from the outer surfaces of the winding drums 14 in the left direction, the new and old sofa covers 5 are slowly replaced, after the replacement of the sofa covers 5 is finished, the disk 12 in the front of the left side is rotated firstly, the old sofa covers 5 wound on the outer surfaces of the winding drums 14 in the left direction are taken down, then the disk 12 in the front of the left side is rotated and restored, then the initial ends of the replaced sofa covers 5 are fixedly installed on the outer surfaces of the winding drums 14 by the magic tapes 501, the sofa covers 5 which are wound and used are directly replaced next time, and the effect of automatically replacing the sofa covers 5 along with season change is achieved;

in the process that the second inclined plate 10 winds the sofa cover, after the second inclined plate 10 scrapes dust and impurities on the surface of the sofa cover 5, because the bottom of the scraping piece 24 rotates and then contacts with the ground, the distance between the scraping pieces 24 in the left and right sides directions is larger than the width of the base 1, the control panel 29 is electrically connected with the storage battery 11, the exhaust fan 15, the first electric control shaft 13, the second electric control shaft 23 through a lead and the installation position of the guide pipe 21, when the second electric control shaft 23 rotates, the dust and impurities on the left and right sides of the bottom of the base 1 can be effectively pushed towards the middle of the bottom of the base 1 by utilizing the arrangement position and the shape area of the scraping piece 24, so that the dust and impurities from the exhaust fan 15 can be sucked into the waste frame 17 by virtue of the suction force of the first connecting pipe 16, the waste frame 17, the second connecting pipe 20 and the guide pipe 21, and the sucked dust and impurities are collected by matching with the baffle plate 19 in the inner cavity of the waste frame 17, and the purpose of automatically cleaning the dust and impurities at the bottom of the sofa near the wall is achieved;

in the rotating process of the scraping blade 24, the position of the combination of the third torsion shaft 101 and the cleaning sheet 102 is located in the top direction of the scraping blade 24, the scraping blade 24 is made of an elastic material, so that the rotation of the second electric control shaft 23 is utilized to drive the scraping blade 24 on the outer surface of the second electric control shaft 23 to rotate, so that dust in the left and right sides of the bottom of the base 1 is blown towards the middle direction of the bottom of the base 1, meanwhile, the scraping blade 24 is contacted with the cleaning sheet 102 in the rotating process of the scraping blade 24, the cleaning sheet 102 and the third torsion shaft 101 are driven to rotate along with the rotation of the scraping blade 24, after the cleaning sheet 102 and the third torsion shaft 101 rotate to the maximum angle, the scraping blade 24 is separated from the cleaning sheet 102, the separated cleaning sheet 102 can scrape off dust possibly attached to the surface of the scraping blade 24 which is contacted with the cleaning sheet, and after the separation, the cleaning sheet 102 in the resetting process can be automatically cleaned by vibration, so that the cleaning of the subsequent scraping blade 24 is convenient, and the working efficiency of the scraping blade 24 is improved;

sometimes, in order to be convenient to use, the usable area of the sofa needs to be enlarged, at this time, the shape and size of the bottom of the clamping plate 302 are matched with the shape and size of the adjacent protrusions 202, the weight of the bottom of the clamping plate 302 is greater than the weight of the top of the clamping plate 302, the clamping plate 302 and the circular shaft 301 are movably installed, and the friction force between the materials of the contact surfaces of the clamping plate 302 and the circular shaft 301 is utilized, so that the clamping plate 302 is easily subjected to external force to rapidly rotate clockwise, the rotating speed is slow and the clockwise rotating speed is high when the counterclockwise rotating reset is carried out, the installation mode between the cylinder 2 and the back cushion 3 is similar to the installation mode and the structure between the cylinder 2 and the side cushion 4, and therefore when the sofa is used, only the back cushion 3 needs to rotate towards the direction of the base 1, the clamping plate 302 is matched with the circular shaft 301 to enable the inner cavity part of the back cushion 3 to push the clamping plate 302 to rotate clockwise, so that the bottom of the clamping plate 302 is not clamped between the protrusions 202 on the surface of the connecting shaft 201 any more, meanwhile, the back cushion 3 is rapidly and reversely rotated by utilizing the material characteristics between the clamping plate 302 and the circular shaft 301, after the back cushion 3 is adjusted to a proper angle, the back cushion 3 is stopped for a while, so that the bottom of the clamping plate 302 slowly falls under the action of self gravity and is clamped between the adjacent protrusions 202 in the bottom direction, the clamping plate 302 is fixed, the effect of fixing the back cushion 3 after the angle is adjusted is achieved, and similarly, the adjusting mode of the front side and the rear side of the back cushion 2 and the side cushion 4 installed at the top of the base 1 is the same as that of the back cushion 3, and the effect of rapidly expanding the use range of the sofa as required is achieved;

sometimes, the sofa use position needs to be moved, at this time, the electrically controlled telescopic rod 26 electrically connected with the sofa can be controlled by the control panel 29 to extend downwards, so that the roller 28 extends out of the bottom block 25 and gradually extends until the bottom block 25 is not in contact with the ground, at this time, the sofa can be quickly moved by using the roller 28 and the universal shaft 27, after the sofa is moved to a use place, the electrically controlled telescopic rod 26 is controlled by the control panel 29 to retract into the inner cavity of the bottom block 25 again until the roller 28 is completely retracted into the bottom block 25, namely, the bottom block 25 is in contact with the ground, so that the stability of the sofa is improved by using the bottom block 25, the roller 28 is also protected, and the effect of convenient movement is achieved.

To sum up, this intelligent sofa based on change dustcoat in winter and summer compares in general similar device, and this device possesses can be according to season transform automatic regularly change sofa dustcoat, automatic clearance be close to the dust impurity of the sofa bottom of wall limit, can fold the advantage that enlarges usable floor area and convenient removal transportation to the sofa as required.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an intelligence sofa based on change dustcoat in winter and summer season, includes base (1), its characterized in that: the multifunctional sofa is characterized in that the left side and the right side of the bottom of the base (1) are provided with a third torsion shaft (101) through vertical rods, the bottom of the third torsion shaft (101) is provided with cleaning sheets (102), the left side of the top of the base (1) is provided with a cylinder (2), the middle part of an inner cavity of the cylinder (2) is provided with a connecting shaft (201), the left side of the outer surface of the connecting shaft (201) is provided with a bulge (202), the top of the cylinder (2) is provided with a back cushion (3), the inner cavity of the bottom of the back cushion (3) is provided with a circular shaft (301), the middle part of the circular shaft (301) is provided with a clamping plate (302), the front side and the rear side of the top of the base (1) are provided with side pads (4) through the cylinder (2), the outer surfaces of the base (1) and the back cushion (3) are provided with a sofa cover (5), magic tapes (501) are arranged on the left side and the right side of the sofa cover, the base (1) is provided with a first through hole (6), the left side of the base (1) is provided with a second through hole (7), the top of the inner cavity of the through hole (7) is provided with an inclined plate (8), the left side of the base (1) is provided with a first torsion shaft (9), the left side of the torsion shaft (9), the torsion shaft (9) is provided with a first torsion shaft (901), the torsion shaft (902), the top of the torsion shaft (901) is provided with a cleaning sheet (901), the cleaning sheet (10), the left side and the right side of the bottom of the inner cavity of the base (1) are respectively provided with a storage battery (11), the front end and the rear end of the left side and the rear end of the middle of the inner cavity of the base (1) are respectively provided with a disc (12), the middle of the disc (12) is provided with an electric control shaft I (13), the outer surface of the electric control shaft I (13) is provided with a winding drum (14), the top of the middle of the inner cavity of the base (1) is provided with an exhaust fan (15), the left side and the right side of the bottom of the exhaust fan (15) are respectively provided with a connecting pipe I (16), the bottom of the connecting pipe I (16) is provided with a waste material frame (17), the left side and the right side of the bottom of the inner cavity of the waste material frame (17) are respectively provided with a torsion shaft II (18), a baffle plate (19) is arranged on one side opposite to the torsion shaft II (18) on the left side and the right side, a connecting pipe II (20) is arranged at the bottom of the waste material frame (17), a guide pipe (21) is arranged at the bottom of the connecting pipe II (20), connecting rods (22) are arranged on the left side and the right side of the front side and the rear side of the bottom of the base (1), an electric control shaft II (23) is arranged in the middle of the connecting rods (22) on the front side and the rear side in the same side direction, scraping blades (24) are uniformly arranged on the outer surface of the electric control shaft II (23), bottom blocks (25) are uniformly arranged on the periphery of the bottom of the base (1), an electric control telescopic rod (26) is arranged in an inner cavity of each bottom block (25), and a universal shaft (27) is arranged at the bottom of each electric control telescopic rod (26), the left side and the right side of the universal shaft (27) are both provided with rollers (28), and the rear side of the base (1) is provided with a control panel (29).

2. The intelligent sofa based on the outer cover replacement in winter and summer according to claim 1, characterized in that: shape size and the adjacent protruding (202) between shape size phase-match of cardboard (302) bottom, the weight of the bottom of cardboard (302) is greater than the weight at top, cardboard (302) and round axle (301) movable mounting, and utilize the frictional force between the material of cardboard (302) and round axle (301) contact surface, make cardboard (302) receive external force fast and take place clockwise rotation easily, and the slew velocity is slow and clockwise rotation speed when taking place to carry out anticlockwise rotation and reseing, mounting means between cylinder (2) and cushion (3) and mounting means and structure between cylinder (2) and side pad (4) are similar.

3. The intelligent sofa based on the outer cover replacement in winter and summer according to claim 1, characterized in that: the outer surface of the winding drum (14) is provided with a substance which can be adhered with the magic tape (501).

4. The intelligent sofa based on the outer cover replacement in winter and summer according to claim 1, characterized in that: the position of the torsion shaft I (9) is located in the bottom direction of a through hole II (7) in the left side of the base (1), and oblique angles of the inclined plate I (8) and the inclined plate II (10) are arranged oppositely.

5. The intelligent sofa based on the outer cover replacement in winter and summer according to claim 1, characterized in that: the first electric control shaft (13) is fixedly arranged in the inner cavity of the base (1) through a disc (12) on the rear side, and the disc (12) on the front side is detachably arranged on the front side of the first electric control shaft (13).

6. The intelligent sofa based on outer cover replacement in winter and summer according to claim 1, characterized in that: the bottom of the second connecting pipe (20) penetrates through the bottom of the base (1), the guide pipes (21) are located at the bottom of the base (1), and the openings of the left guide pipe and the right guide pipe (21) face the left side and the right side of the sofa base (1) respectively.

7. The intelligent sofa based on outer cover replacement in winter and summer according to claim 1, characterized in that: the bottom of the scraping blade (24) is in contact with the ground after rotating, and the distance between the scraping blades (24) in the left and right sides is larger than the width of the base (1).

8. The intelligent sofa based on outer cover replacement in winter and summer according to claim 1, characterized in that: the control panel (29) is electrically connected with the storage battery (11), the exhaust fan (15), the first electric control shaft (13), the second electric control shaft (23) and the electric control telescopic rod (26) through leads.

9. The intelligent sofa based on the outer cover replacement in winter and summer according to claim 1, characterized in that: the combined position of the third torsion shaft (101) and the cleaning sheet (102) is located in the top direction of the scraping blade (24), and the scraping blade (24) is made of elastic materials.

10. The intelligent sofa based on the outer cover replacement in winter and summer according to claim 1, characterized in that: the top of the cleaning plate (902) is designed to be an inclined plane, and the top of the cleaning plate (902) is attached to the outer surface of the inclined plate II (10).