A multifunctional sofa capable of being deformed

Abstract

The application discloses a deformable multifunctional sofa and relates to the technical field of furniture, which comprises a sofa seat, a deformation assembly, a storage assembly, a detection assembly and a dust suction assembly. When the application is used, the dustproof cover is opened, the electric push rod is started, the first telescopic rod, the mounting plate and the photoelectric sensor are pushed to move upwards, then the first telescopic rod is pulled to be unfolded, the photoelectric sensor is moved above the sofa cushion, the positive and negative motor is started, the rotating shaft and the driving leather wheel are driven to rotate, the first belt is driven to rotate, then two driven leather wheels and rotating rods are driven to rotate, simultaneously, the other two driven leather wheels and the second belt are driven to rotate, the moving plate at the top is driven to move, the photoelectric sensor is moved, the dust on the surface of the sofa cushion is detected, when the dust amount is abnormal, the PLC controller controls the prompt lamp to flicker, the user is prompted that the dust amount of the sofa is large and needs to be cleaned.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of furniture, in particular to a multifunctional sofa capable of deformation. BACKGROUND

[0002] The sofa is a multi-seat chair with soft cushions. The backrest chair with springs or thick foam plastic, etc. has armrests on both sides, which is a kind of soft furniture. The sofa has become a necessary furniture for many families. The sofa can be classified into functional sofa, fixed back sofa, non-contact self-control sofa, pneumatic sofa (i.e. manual sofa), electric sofa and sofa with TV, etc. according to the function. The multifunctional sofa is not only a sofa but also a sofa for other purposes. The multifunctional sofa is generally divided into two types, one is a push-pull type called a bed, and the other is a two-folded type called a bed, commonly known as a folding bed.

[0003] In the prior art, the multifunctional sofa capable of deformation is easy to fall or attach some dust and impurities on the sofa during use. For some cloth sofas, it is difficult to observe the dust with the naked eye. People often find that there is more dust on the sofa when sneezing occurs due to floating dust in the air caused by sitting or lying on the sofa, which requires replacing the sofa cover or cleaning the sofa. The sofa cannot be cleaned in time, which can easily cause rhinitis and other symptoms. SUMMARY

[0004] The purpose of the present application is to provide a multifunctional sofa capable of deformation to solve the problems in the background art.

[0005] To achieve the above purpose, the present application provides the following technical scheme:

[0006] A multifunctional sofa capable of deformation, comprising a sofa seat, wherein the sofa seat is provided with a deformation assembly, a storage assembly, a detection assembly and a dust suction assembly, an inner embedding groove is formed in the bottom surface of the sofa seat, a square groove is formed in the top of the rear surface of the sofa seat, and a prompt light is arranged on the outer surface of one side of the sofa seat; the detection assembly comprises a forward-reverse motor, the output end of the forward-reverse motor is fixedly installed with a rotating shaft, the outer surface of the rotating shaft is fixedly installed with a driving rubber wheel, the outer surface of the driving rubber wheel is movably sleeved with a first rubber belt, the inner part of the square groove near the two sides is movably embedded with a rotating rod, the outer surface of the rotating rod is fixedly sleeved with two driven rubber wheels, the driven rubber wheels are evenly divided into two groups, the outer surface of the driven rubber wheels in one group is movably embedded in the inner part of the first rubber belt, the outer surface of the driven rubber wheels in the other group is movably sleeved with a second rubber belt, the top of the first rubber belt and the second rubber belt is fixedly installed with a moving plate, the top of the moving plate is fixedly installed with an electric push rod, the top of the electric push rod is fixedly installed with a first telescopic rod, one end of the first telescopic rod is fixedly installed with a mounting plate, and the bottom of the mounting plate is provided with a photoelectric sensor.

[0007] Preferably, the rear surface wall inside the sofa seat is fixedly connected with a backrest, the bottom surfaces near the two sides of the sofa seat are both fixedly installed with armrests, the rear surface near the bottom of the sofa seat is provided with a mounting groove, the top surface inside the mounting groove is provided with a connecting hole, the outer surface of one side of the sofa seat is fixedly installed with a control switch near the indicator light, and the front surface wall inside the mounting groove is fixedly installed with a PLC controller through bolts.

[0008] Preferably, the dust suction assembly comprises a fan, the input end of the fan is fixedly connected with a fixed pipe, one end of the fixed pipe is fixedly connected with a support pipe, the outer surface of the support pipe is fixedly connected with a plurality of dust suction pipes, the output end of the fan is fixedly connected with an exhaust pipe, and one end of the exhaust pipe is provided with a dust removal bag.

[0009] Preferably, the bottom of the fan is fixedly installed on the bottom surface inside the mounting groove, the two ends of the support pipe are respectively fixedly installed on the two sides inside the connecting hole, one end of each of the plurality of dust suction pipes is fixedly penetrated into the inside of the sofa seat, the front surface near the bottom of the backrest is provided with a plurality of ventilation holes matching the width of the plurality of exhaust pipes, and the rear surface near the bottom of the sofa seat is installed with an access door through screws.

[0010] Preferably, the front surface and the rear surface of the moving plate are both fixedly installed with a plurality of limiting rods, the plurality of limiting rods are evenly divided into two groups, the front surface wall and the rear surface wall inside the square groove are both provided with limiting grooves, one end of each of the two groups of limiting rods is movably embedded in the inside of the two limiting grooves, the rear surface wall inside the square groove is fixedly installed with two guide rods near the forward-reverse motor, and the bottom of the second belt is in contact with the outer surfaces of the two guide rods.

[0011] Preferably, the top of the sofa seat near the rear surface is rotatably connected with a dustproof cover through a hinge, the outer surface of one side of the sofa seat near the bottom is provided with a connecting groove, the inside of the connecting groove is provided with a USB interface, the bottom of the forward-reverse motor is fixedly installed on the bottom surface inside the square groove near the rear surface wall through an auxiliary block, and one end of the rotating shaft is movably embedded in the front surface wall inside the square groove.

[0012] Preferably, the bottom surface near one side inside the embedded groove is fixedly installed with a support seat, the bottom surface inside the embedded groove is fixedly installed with a fixed seat, the deformation assembly comprises two arc-shaped top blocks, the top surface inside each of the two arc-shaped top blocks is fixedly installed with a hydraulic rod, the top of each of the two arc-shaped top blocks is provided with an elastic pad, the top of the elastic pad is provided with a plurality of sofa pads, and the outer surface of one side of the support seat and the outer surfaces of both sides of the fixed seat are both fixedly connected with a plurality of connecting springs.

[0013] Preferably, the plurality of connecting springs are evenly divided into three groups, one end of the three groups of connecting springs is fixedly provided with an inclined support plate, the top of the fixing seat, the support seat and the plurality of inclined support plates is in contact with the bottom of the elastic pad, the bottom of the plurality of sofa pads is sewn with a Velcro surface, the bottom of the plurality of Velcro surfaces is pasted with a Velcro hook surface, and the bottom of the plurality of Velcro hook surfaces is fixedly connected with the top of the elastic pad.

[0014] Preferably, the bottom end of the two hydraulic rods is fixedly installed on the bottom surface in the embedded groove, the bottom of the two arc-shaped top blocks is fixedly provided with a plurality of second telescopic rods, the outer surface of the plurality of second telescopic rods is movably sleeved with a support spring, one end of the plurality of support springs and the bottom end of the plurality of second telescopic rods are fixedly installed on the bottom surface in the embedded groove, the plurality of support springs are evenly divided into two groups, and the other end of the two groups of support springs is fixedly installed on the bottom of the two arc-shaped top blocks.

[0015] Preferably, the front surface of the sofa seat close to the bottom is provided with two moving grooves, the storage assembly comprises two storage drawers, the front surface of the two storage drawers is provided with two clamping plates, the inner wall of the plurality of clamping plates is fixedly embedded with a rubber ring, the inside of the plurality of rubber rings is movably embedded with a fixing rod, the bottom of the two moving grooves is provided with two rotating grooves, the two ends of the plurality of fixing rods are fixedly installed on the front surface wall and the rear surface wall in the plurality of rotating grooves, the top of the two moving grooves is provided with two clamping grooves, the outer surface of the plurality of clamping plates close to the top is movably embedded in the plurality of clamping grooves, and the outer surface of the two storage drawers is movably embedded in the two moving grooves.

[0016] Compared with the prior art, the present application has the following advantages:

[0017] 1、When the present application is used, the dustproof cover is opened, the electric push rod is started, the first telescopic rod, the mounting plate and the photoelectric sensor are pushed to move upwards, then the first telescopic rod is pulled to unfold, so that the photoelectric sensor moves above the sofa pad, the forward and reverse motor is started, drives the rotating shaft and the driving pulley to rotate, and drives the two driven pulleys and the rotating rod to rotate, at the same time, drives the other two driven pulleys and the second belt to rotate, drives the moving plate at the top, the electric push rod, the first telescopic rod and the mounting plate to move, so that the photoelectric sensor moves, detects the dust on the surface of the sofa pad, and transmits the detection signal to the PLC controller for analysis and processing, when the dust amount is abnormal, the PLC controller controls the prompt lamp to flash, prompts the user that the dust amount of the sofa is large and needs to be cleaned, so that the prompting effect is achieved.

[0018] 2、The invention uses, start the fan, produce suction, through a plurality of dust suction pipe dust on the surface of the sofa cushion is sucked into the support pipe, then along the fixed pipe and exhaust pipe into the dust bag inside, so as to achieve the effect of dust collection, reduce dust, by separating the magic paste hair surface and magic paste hook surface can be taken off the sofa cushion, more convenient, under the action of inclined support plate, support the elastic pad between the fixed seat, support seat and arc top block gap, thereby supporting the sofa cushion, prevent the user from sitting, sofa appears local collapse, affect the use of feeling.

[0019] 3、The invention uses, start two hydraulic rods, push two arc top block up at the same time, lift the elastic pad and the corresponding sofa cushion, then turn off the two hydraulic rods, at this time, the right side of the sofa cushion is higher, it is convenient for the user to lie on the upper body, the sofa cushion on the top of the left arc top block is slightly higher, but lower than the rightmost sofa cushion, it is convenient for the user to put the leg, at this time, the height of the sofa cushion is curved, it is convenient for the user to lie better, more in line with ergonomics, prompt the comfort of lying and sleeping, realize the deformation function of the sofa.

[0020] 4、The invention uses, turn the clamping plate, make it rotate out of the clamping groove and enter the rotating groove, pull out the storage drawer from the moving groove, you can put other items into the storage drawer, achieve the effect of storage, increase the use function of the sofa, by turning the clamping plate back to the clamping groove, you can limit the storage drawer, prevent the children in the family from accidentally pulling out the storage drawer, cause collision injury, through the USB interface, you can connect the charging line, charge the mobile phone or tablet, so as to realize the multifunctional effect of the sofa. DRAWINGS

[0021] Figure 1 It is a front view of the multifunctional sofa which can deform of the application;

[0022] Figure 2 It is a structure section view of the multifunctional sofa which can deform of the application;

[0023] Figure 3 It is a side view of the multifunctional sofa which can deform of the application;

[0024] Figure 4 It is a structure development view of the deformation assembly in the multifunctional sofa which can deform of the application;

[0025] Figure 5 It is a structure section view of the storage assembly in the multifunctional sofa which can deform of the application;

[0026] Figure 6 It is a structure section view of the sofa seat in the multifunctional sofa which can deform of the application;

[0027] Figure 7 isometric view of the structure of the tilting support plate in the multifunctional sofa capable of deformation of the present application;

[0028] Figure 8 isometric view of the structure of the dust suction assembly in the multifunctional sofa capable of deformation of the present application;

[0029] Figure 9 isometric view of the structure of the detection assembly in the multifunctional sofa capable of deformation of the present application.

[0030] In the figure: 1, sofa seat; 2, deformation assembly; 201, arc-shaped top block; 202, elastic pad; 203, sofa pad; 204, magic tape wool surface; 205, magic tape hook surface; 206, hydraulic rod; 207, tilting support plate; 208, connecting spring; 209, second telescopic rod; 210, supporting spring; 3, storage assembly; 301, storage drawer; 302, clamping plate; 303, rubber ring; 304, fixed rod; 4, backrest; 5, control switch; 6, prompt light; 7, USB interface; 8, detection assembly; 801, forward and reverse motor; 802, driving gear; 803, first belt; 804, rotating rod; 805, driven gear; 806, second belt; 807, limiting groove; 808, rotating shaft; 809, guide rod; 810, moving plate; 811, electric push rod; 812, first telescopic rod; 813, mounting plate; 814, photoelectric sensor; 815, limiting rod; 9, dust suction assembly; 901, fan; 902, fixed pipe; 903, supporting pipe; 904, dust suction pipe; 905, exhaust pipe; 906, dust removal bag; 10, supporting seat; 11, armrest; 12, embedded groove; 13, square groove; 14, mounting groove; 15, connecting hole; 16, dustproof cover; 17, connecting groove; 18, maintenance door; 19, fixed seat; 20, clamping groove; 21, rotating groove; 22, PLC controller; 23, moving groove. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0032] Please refer to Figures 1-9As shown, the present application provides a multifunctional sofa capable of deformation, which comprises a sofa seat 1, the sofa seat 1 is provided with a deformation assembly 2, a storage assembly 3, a detection assembly 8 and a dust suction assembly 9 and the like. The bottom surface inside the sofa seat 1 is provided with an embedded groove 12, the top of the rear surface of the sofa seat 1 is provided with a square groove 13, and the outer surface of one side of the sofa seat 1 is provided with a prompt light 6. The rear surface wall inside the sofa seat 1 is fixedly connected with a backrest 4, the bottom surfaces near the two sides inside the sofa seat 1 are both fixedly installed with an armrest 11, the rear surface near the bottom of the sofa seat 1 is provided with a mounting groove 14, the top surface inside the mounting groove 14 is provided with a connecting hole 15, the outer surface of one side of the sofa seat 1 is fixedly installed with a control switch 5 near the prompt light 6, the front surface wall inside the mounting groove 14 is installed with a PLC controller 22 through bolts, the backrest 4 is convenient to improve the comfort degree when using, the operation button on the control switch 5 can send corresponding operation commands to the PLC controller 22, the PLC controller 22 controls the opening and closing of the corresponding equipment according to the received operation instructions, and the prompt light 6 flashes to prompt the user that the sofa is dusty and needs to be cleaned.

[0033] According to Figure 9 As shown, the detection assembly 8 comprises a forward and reverse motor 801, the output end of the forward and reverse motor 801 is fixedly installed with a rotating shaft 808, the outer surface of the rotating shaft 808 is fixedly installed with a driving rubber wheel 802, the outer surface of the driving rubber wheel 802 is movably sleeved with a first rubber belt 803, the interiors near the two sides of the square groove 13 are movably embedded with rotating rods 804, the outer surfaces of the two rotating rods 804 are both fixedly sleeved with two driven rubber wheels 805, the plurality of driven rubber wheels 805 are averagely divided into two groups, the outer surface of one group of the driven rubber wheels 805 is movably embedded in the interior of the first rubber belt 803, the outer surface of the other group of the driven rubber wheels 805 is movably sleeved with a second rubber belt 806, the top of the first rubber belt 803 and the second rubber belt 806 is fixedly installed with a moving plate 810, the top of the moving plate 810 is fixedly installed with an electric push rod 811, the top of the electric push rod 811 is fixedly installed with a first telescopic rod 812, one end of the first telescopic rod 812 is fixedly installed with a mounting plate 813, and the bottom of the mounting plate 813 is provided with a photoelectric sensor 814.

[0034] According to Figure 8 As shown, the dust suction assembly 9 comprises a fan 901, the input end of the fan 901 is fixedly connected with a fixed pipe 902, one end of the fixed pipe 902 is fixedly connected with a supporting pipe 903, the outer surface of the supporting pipe 903 is fixedly connected with a plurality of dust suction pipes 904, the output end of the fan 901 is fixedly connected with an exhaust pipe 905, one end of the exhaust pipe 905 is provided with a dust removal bag 906, the fan 901 is started to generate suction force, the dust on the surface of the sofa cushion 203 is sucked into the supporting pipe 903 through the plurality of dust suction pipes 904, and then enters the interior of the dust removal bag 906 along the fixed pipe 902 and the exhaust pipe 905, so as to achieve the effect of dust suction and reduce dust.

[0035] According to Figure 3 and Figure 8 , the bottom of the fan 901 is fixedly installed on the bottom surface inside the installation groove 14, the two ends of the support pipe 903 are fixedly installed on the two sides inside the connecting hole 15, one end of each of the plurality of dust suction pipes 904 is fixedly penetrated into the inside of the sofa seat 1, the front surface of the backrest 4 near the bottom is provided with a plurality of ventilation holes matching the width of the plurality of exhaust pipes 905, the rear surface of the sofa seat 1 near the bottom is provided with an inspection door 18 fixedly installed by screws, and the dust removal bag 906 can be taken out for cleaning by removing the inspection door 18. One end of the dust suction pipe 904 is flush with the rear surface wall inside the sofa seat 1, and no foreign body sensation is generated.

[0036] According to Figures 8-9 , the front surface and the rear surface of the moving plate 810 are fixedly installed with a plurality of limiting rods 815, the plurality of limiting rods 815 are evenly divided into two groups, the front surface wall and the rear surface wall inside the square groove 13 are provided with limiting grooves 807, one end of the two groups of limiting rods 815 is movably embedded in the inside of the two limiting grooves 807, and the rear surface wall inside the square groove 13 is fixedly installed with two guide rods 809 near the reversible motor 801. The bottom of the second belt 806 is in contact with the outer surfaces of the two guide rods 809. Through the cooperation of the limiting rods 815 and the limiting grooves 807, the moving plate 810 is conveniently assisted and supported, the first belt 803 and the second belt 806 are conveniently driven to move the moving plate 810, the second belt 806 is conveniently limited and guided through the guide rod 809, the second belt 806 is conveniently rotated, and the second belt 806 can also be prevented from falling onto the surface of the reversible motor 801, thereby affecting use.

[0037] According to Figures 2-4 and Figures 8-9 , the dust cover 16 is rotatably connected to the top of the sofa seat 1 near the rear surface through a hinge, the connecting groove 17 is provided on the outer surface of the side of the sofa seat 1 near the bottom, the USB interface 7 is arranged in the inside of the connecting groove 17, the bottom of the reversible motor 801 is fixedly installed in the inside of the square groove 13 near the bottom surface of the rear surface wall through an auxiliary block, and one end of the rotating shaft 808 is movably embedded in the front surface wall inside the square groove 13. The dust cover 16 can protect the equipment inside the square groove 13, the USB interface 7 can be connected to a charging line to charge a mobile phone or a tablet computer, and the sofa is multifunctional.

[0038] According to Figure 2 , Figure 4 and Figures 6-7As shown, the inner side of the bottom surface of the embedded groove 12 is fixedly installed with a support seat 10, and the bottom surface of the inner side of the embedded groove 12 is fixedly installed with a fixed seat 19. The deforming assembly 2 includes two arc-shaped top blocks 201, the top surface of the inner side of each of the two arc-shaped top blocks 201 is fixedly installed with a hydraulic rod 206, the top of each of the two arc-shaped top blocks 201 is provided with an elastic pad 202, the top of the elastic pad 202 is provided with a plurality of sofa pads 203, the outer surface of one side of the support seat 10 and the outer surface of both sides of the fixed seat 19 are fixedly connected with a plurality of connecting springs 208. By starting the two hydraulic rods 206, the two arc-shaped top blocks 201 are simultaneously pushed to move upward, the elastic pad 202 and the corresponding sofa pad 203 are lifted, at this time, the height of the sofa pad 203 on the right side is higher than that of the adjacent sofa pad 203, which is convenient for the user to lie on the upper body, the height of the sofa pad 203 on the top of the left arc-shaped top block 201 is slightly higher than that of the adjacent sofa pad 203, but lower than that of the sofa pad 203 on the far right, which is convenient for the user to put the leg, at this time, the height of the sofa pad 203 is curved, which is convenient for the user to lie better, and is more in line with ergonomics, and the comfort of lying and sleeping is prompted.

[0039] According to Figure 4 and Figures 6-7 As shown, the plurality of connecting springs 208 are evenly divided into three groups, one end of each of the three groups of connecting springs 208 is fixedly installed with an inclined support plate 207, the top of the fixed seat 19, the support seat 10 and the plurality of inclined support plates 207 is in contact with the bottom of the elastic pad 202, the bottom of each of the plurality of sofa pads 203 is sewn with a Velcro wool surface 204, the bottom of each of the plurality of Velcro wool surfaces 204 is pasted with a Velcro hook surface 205, the bottom of each of the plurality of Velcro hook surfaces 205 is fixedly connected with the top of the elastic pad 202, the sofa pad 203 can be taken down by separating the Velcro wool surface 204 from the Velcro hook surface 205, which is more convenient, and the elastic pad 202 in the gap between the fixed seat 19, the support seat 10 and the arc-shaped top block 201 is supported under the action of the inclined support plate 207, so as to support the sofa pad 203, prevent the sofa from collapsing locally when the user sits on it, and affect the use feeling. The length and strength specifications of the connecting spring 208 can be set according to actual needs, and the connecting spring 208 can be configured with a corresponding damper to suppress its own vibration.

[0040] According to Figures 6-7As shown, the bottom end of the two hydraulic rods 206 is fixedly installed on the bottom surface inside the embedded groove 12, the bottom of the two arc-shaped top blocks 201 is fixedly installed with a plurality of second telescopic rods 209, the outer surface of the plurality of second telescopic rods 209 is movably sleeved with a supporting spring 210, one end of the plurality of supporting springs 210 and the bottom end of the plurality of second telescopic rods 209 are fixedly installed on the bottom surface inside the embedded groove 12, the plurality of supporting springs 210 are evenly divided into two groups, the other end of the two groups of supporting springs 210 is fixedly installed on the bottom of the two arc-shaped top blocks 201, the second telescopic rod 209 and the supporting spring 210 facilitate supporting the arc-shaped top block 201, and the stability is improved. The length and strength of the supporting spring 210 can be set according to actual needs, and the supporting spring 210 can be provided with a corresponding damper to suppress its own vibration.

[0041] According to Figures 4-6 As shown, the front surface of the sofa seat 1 close to the bottom is provided with two moving grooves 23, the storage assembly 3 includes two storage drawers 301, the front surface of the two storage drawers 301 is provided with two clamping plates 302, the inner wall of the plurality of clamping plates 302 is fixedly embedded with a rubber ring 303, the inside of the plurality of rubber rings 303 is movably embedded with a fixing rod 304, the bottom of the two moving grooves 23 is provided with two rotating grooves 21, the two ends of the plurality of fixing rods 304 are fixedly installed on the front surface wall and the rear surface wall inside the plurality of rotating grooves 21, the top of the two moving grooves 23 is provided with two clamping grooves 20, the outer surface of the plurality of clamping plates 302 close to the top is movably embedded in the inside of the plurality of clamping grooves 20, the outer surface of the two storage drawers 301 is movably embedded in the inside of the two moving grooves 23, by pulling the clamping plate 302, the clamping plate 302 is rotated out of the clamping groove 20 and into the rotating groove 21, the storage drawer 301 is pulled out of the moving groove 23, the sofa related articles or other articles can be put into the storage drawer 301, the function of the sofa is increased, by rotating the clamping plate 302 back into the clamping groove 20, the storage drawer 301 can be limited, preventing the child at home from accidentally pulling out the storage drawer 301, causing collision and injury.

[0042] The effect and working principle of the whole mechanism are as follows: when in use, the hydraulic rod 206, the control switch 5, the prompt lamp 6, the USB interface 7, the forward and reverse motor 801, the electric push rod 811, the photoelectric sensor 814, the fan 901 and the PLC controller 22 are electrically connected, the operation button on the control switch 5 can send corresponding operation commands to the PLC controller 22, the PLC controller 22 controls the opening and closing of the corresponding equipment according to the received operation instructions, the positional relationship between the two arc-shaped top blocks 201 and the fixed seat 19 and the supporting seat 10 is as shown in the figure Figure 6As shown, two hydraulic rods 206 are divided into left and right, the right hydraulic rod 206 ejects a longer distance, the left hydraulic rod 206 ejects a shorter distance, by controlling the switch 5 to start two hydraulic rods 206, at the same time, push two arc-shaped top blocks 201 to move upwards, the elastic pad 202 has a certain elasticity and can stretch space, when two arc-shaped top blocks 201 move upwards, the elastic pad 202 can be lifted at the corresponding position, then the corresponding sofa cushion 203 is lifted, then the two hydraulic rods 206 are closed, at this time, the right sofa cushion 203 is higher than the adjacent sofa cushion 203, which is convenient for the user to lie on the upper body, the left arc-shaped top block 201 is slightly higher than the adjacent sofa cushion 203, but lower than the rightmost sofa cushion 203, which is convenient for the user to put the legs, at this time, the height of the sofa cushion 203 is curved, which is convenient for the user to lie better and more in line with ergonomics, prompting the comfort of lying and sleeping, under the action of the deformation assembly 2, the deformation function of the sofa is realized, the user can move the arc-shaped top block 201 upwards according to the needs, which will push the inclined support plate 207 on the outer surface to move towards the fixed seat 19 and the support seat 10, and squeeze the connecting spring 208, without affecting the up-down movement of the arc-shaped top block 201, under the action of the inclined support plate 207, the elastic pad 202 between the fixed seat 19, the support seat 10 and the arc-shaped top block 201 is supported, thereby supporting the sofa cushion 203, preventing the sofa from collapsing locally when the user sits, affecting the use, the rubber ring 303 is tightly attached between the fixed rod 304, an external force needs to be applied to the clamping plate 302 to make it rotate, which can prevent the clamping plate 302 from falling automatically and being unable to limit the storage drawer 301, by pushing the clamping plate 302, it is rotated out of the clamping groove 20 and into the rotating groove 21, at this time, the storage drawer 301 loses the limit, by the pulling slot on the front surface of the storage drawer 301, the storage drawer 301 is pulled out of the moving slot 23, the sofa related items or other items can be put into the storage drawer 301, under the action of the storage assembly 3, thereby achieving the effect of storage, increasing the use function of the sofa, by rotating the clamping plate 302 back into the clamping groove 20, the storage drawer 301 can be limited, preventing children at home from accidentally pulling out the storage drawer 301, causing collision and injury, the USB interface 7 can be connected to the charging line to charge the mobile phone or tablet, thereby realizing the multifunctional effect of the sofa, the dust cover 16 is fixed on the top of the sofa seat 1 by hand-tightening bolts, the hand-tightening bolts are turned off, then the dust cover 16 is opened, the electric push rod 811 is started, the first telescopic rod 812 is pushed to move upwards, so that the mounting plate 813 and the photoelectric sensor 814 move out of the square slot 13, then the first telescopic rod 812 is pulled to unfold, so that the photoelectric sensor 814 moves above the sofa cushion 203, the forward and reverse motor 801 is started again, the output end of the forward and reverse motor 801 drives the shaft 808 and the driving rubber wheel 802 to rotate, and drives the first rubber belt 803 to rotate,Then drive two of the driven from the wheel 805 rotation, so that the corresponding rotating rod 804, drive another two driven from the wheel 805 rotation, further second belt 806 simultaneously rotate, at this time in the first belt 803 and second belt 806 under the rotation of the top of the moving plate 810, then drive the electric push rod 811, the first telescopic rod 812 and mounting plate 813 move, so that the photoelectric sensor 814 from the top of the plurality of sofa cushion 203, the sofa cushion 203 surface dust detection, photoelectric sensor 814 scanning sofa surface, it will emit light, and receive the reflected light, if the sofa surface has dust, the intensity of the reflected light will change, the photoelectric sensor 814 will be converted into an electrical signal, and output corresponding electrical signal transmission to PLC controller 22, PLC controller 22 by analyzing and processing these electrical signal values, can be obtained from the sofa surface dust amount value, PLC controller 22 inside the maximum and minimum working threshold value of dust amount is set in advance, when the dust amount value exceeds the maximum value, indicates that the sofa attached dust more, PLC controller 22 will control the prompt light 6 flicker, prompt user sofa dust amount is large, need to clean, so as to achieve the effect of prompting, through the control switch 5 start fan 901, produce suction, through a plurality of dust suction pipe 904 will be the sofa cushion 203 surface dust into the support pipe 903, then along the fixed pipe 902 and exhaust pipe 905 into the dust bag 906 inside, so as to achieve the effect of dust removal, reduce dust, the outer surface of the access door 18 is provided with a vent hole, convenient for exhaust, solve the problem that the dust attached to the sofa in the process of using the multifunctional sofa, it is difficult to observe with the naked eye, people often sneezing phenomenon, will find that the sofa dust more, can't clean the sofa dust in time, easy to cause rhinitis and other symptoms, sofa cushion 203 through the magic tape hair surface 204 and magic tape hook surface 205 adhered to the elastic pad 202, by separating the magic tape hair surface 204 and magic tape hook surface 205 can be removed, more convenient, dust suction pipe 904 one end with the sofa seat 1 inside the rear wall flush, will not produce foreign body sensation.

[0043] Among them, the hydraulic rod 206, control switch 5, prompt light 6, USB interface 7, positive and negative motor 801, electric push rod 811, photoelectric sensor 814, fan 901 and PLC controller 22 are prior art, its components and use principle are public technology, here is not too much explanation.

[0044] Although the present application has been described in detail with reference to the foregoing embodiments, the technical solutions recorded in the foregoing embodiments can be modified, or some of the technical features can be replaced by equivalent features, by those skilled in the art, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-functional sofa capable of being deformed, characterized in that, The application relates to a sofa seat (1) which is provided with a deformation assembly (2), a storage assembly (3), a detection assembly (8) and a dust suction assembly (9), the bottom surface of the sofa seat (1) is internally provided with an embedded groove (12), the top of the rear surface of the sofa seat (1) is provided with a square groove (13), and the outer surface of one side of the sofa seat (1) is provided with a prompt lamp (6). The detection assembly (8) comprises a forward-reverse motor (801), the output end of the forward-reverse motor (801) is fixedly installed with a rotating shaft (808), the outer surface of the rotating shaft (808) is fixedly installed with a driving rubber wheel (802), the outer surface of the driving rubber wheel (802) is movably sleeved with a first belt (803), the interiors of the square grooves (13) near the two sides are movably embedded with rotating rods (804), the outer surfaces of the two rotating rods (804) are fixedly sleeved with two driven rubber wheels (805), the plurality of driven rubber wheels (805) are averagely divided into two groups, the outer surfaces of the driven rubber wheels (805) in one group are movably embedded in the interiors of the first belts (803), the outer surfaces of the driven rubber wheels (805) in the other group are movably sleeved with second belts (806), the top portions of the first belts (803) and the second belts (806) are fixedly installed with a moving plate (810), the top portion of the moving plate (810) is fixedly installed with an electric push rod (811), the top portion of the electric push rod (811) is fixedly installed with a first telescopic rod (812), one end of the first telescopic rod (812) is fixedly installed with a mounting plate (813), and the bottom portion of the mounting plate (813) is provided with a photoelectric sensor (814).

2. The multi-functional sofa capable of being deformed according to claim 1, characterized in that: The rear surface wall in the interior of the sofa seat (1) is fixedly connected with a backrest (4), the bottom surfaces near the two sides in the interior of the sofa seat (1) are fixedly installed with armrests (11), the rear surface near the bottom of the sofa seat (1) is provided with a mounting groove (14), the top surface in the interior of the mounting groove (14) is provided with a connecting hole (15), the outer surface of one side of the sofa seat (1) is fixedly installed with a control switch (5) near the prompt lamp (6), and the front surface wall in the interior of the mounting groove (14) is fixedly installed with a PLC controller (22) through bolts.

3. The multi-functional sofa capable of being transformed according to claim 2, characterized in that: The dust suction assembly (9) comprises a fan (901), the input end of the fan (901) is fixedly connected with a fixed pipe (902), one end of the fixed pipe (902) is fixedly connected with a supporting pipe (903), the outer surface of the supporting pipe (903) is fixedly connected with a plurality of dust suction pipes (904), the output end of the fan (901) is fixedly connected with an exhaust pipe (905), and one end of the exhaust pipe (905) is provided with a dust removal bag (906).

4. A transformable multifunctional sofa according to claim 3, characterized in that: The bottom of the fan (901) is fixedly installed on the bottom surface in the mounting groove (14), both ends of the support pipe (903) are fixedly installed on both sides in the connecting hole (15), one end of each of the plurality of dust suction pipes (904) is fixedly penetrated into the interior of the sofa seat (1), the front surface of the backrest (4) close to the bottom is provided with a plurality of ventilation holes matching the width of the plurality of exhaust pipes (905), and the rear surface of the sofa seat (1) close to the bottom is provided with a maintenance door (18) fixedly installed through screws.

5. The multi-functional sofa capable of being transformed according to claim 1, characterized in that: The front surface and the rear surface of the moving plate (810) are both fixedly installed with a plurality of limiting rods (815), the plurality of limiting rods (815) are evenly divided into two groups, the front wall and the rear wall in the square groove (13) are both provided with a limiting groove (807), one end of each of the two groups of limiting rods (815) is movably embedded in the two limiting grooves (807), and the rear wall in the square groove (13) is fixedly installed with two guide rods (809) close to the forward and reverse motor (801).

6. A transformable multifunctional sofa according to claim 5, characterized in that: The dustproof cover (16) is rotatably connected to the top of the sofa seat (1) close to the rear surface through a hinge, the side outer surface of the sofa seat (1) close to the bottom is provided with a connecting groove (17), the connecting groove (17) is provided with a USB interface (7) in the interior, the bottom of the forward and reverse motor (801) is fixedly installed in the square groove (13) close to the bottom of the rear wall through an auxiliary block, and one end of the rotating shaft (808) is movably embedded in the front wall in the square groove (13).

7. A transformable multifunctional sofa according to claim 6, characterized in that: The bottom surface close to one side in the embedded groove (12) is fixedly installed with a support base (10), and the bottom surface in the embedded groove (12) is fixedly installed with a fixed base (19).

8. A transformable multifunctional sofa according to claim 7, characterized in that: The two arc-shaped top blocks (201) are both fixedly installed with a hydraulic rod (206) on the top surface in the interior, the top of each of the two arc-shaped top blocks (201) is provided with an elastic pad (202), the top of the elastic pad (202) is provided with a plurality of sofa pads (203), and the side outer surface of the support base (10) and the outer surfaces of the two sides of the fixed base (19) are both fixedly connected with a plurality of connecting springs (208). The plurality of connecting springs (208) are evenly divided into three groups, one end of each of the three groups of connecting springs (208) is fixedly installed with an inclined support plate (207), the top of the fixed base (19), the support base (10) and the plurality of inclined support plates (207) is in contact with the bottom of the elastic pad (202), the bottom of each of the plurality of sofa pads (203) is sewn with a Velcro (204), the bottom of each of the plurality of Velcro (204) is pasted with a Velcro (205), and the bottom of each of the plurality of Velcro (205) is fixedly connected with the top of the elastic pad (202).

9. A transformable multifunctional sofa according to claim 8, characterized in that: The bottom end of two hydraulic rods (206) is fixedly installed on the bottom surface in the embedded groove (12), the bottom of two arc-shaped top blocks (201) is fixedly installed with a plurality of second telescopic rods (209), the outer surface of a plurality of second telescopic rods (209) is movably sleeved with a supporting spring (210), one end of a plurality of supporting springs (210) and the bottom end of a plurality of second telescopic rods (209) are fixedly installed on the bottom surface in the embedded groove (12), a plurality of supporting springs (210) are evenly divided into two groups, the other end of two groups of supporting springs (210) is fixedly installed on the bottom of two arc-shaped top blocks (201) respectively.

10. The transformable multi-functional sofa according to claim 1, characterized in that: The front surface of the sofa seat (1) close to the bottom is provided with two moving grooves (23), the storage assembly (3) comprises two storage drawers (301), the front surface of two storage drawers (301) is provided with two clamping plates (302), the inner wall of a plurality of clamping plates (302) is fixedly embedded with a rubber ring (303), the inside of a plurality of rubber rings (303) is movably embedded with a fixing rod (304), the bottom of two moving grooves (23) is provided with two rotating grooves (21), the two ends of a plurality of fixing rods (304) are fixedly installed on the front surface wall and the rear surface wall in a plurality of rotating grooves (21) respectively, the top of two moving grooves (23) is provided with two clamping grooves (20), the outer surface of a plurality of clamping plates (302) close to the top is movably embedded in a plurality of clamping grooves (20) respectively, the outer surface of two storage drawers (301) is movably embedded in two moving grooves (23) respectively.

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