A smart sofa based on far infrared control technology

Abstract

The present invention discloses a smart sofa based on far-infrared control technology, comprising a sofa body, a backrest mechanism, a main support leg and an infrared receiving module for receiving control signals. The backrest mechanism is rotatably installed on the top of the sofa body, and the inclination of the backrest mechanism can be adjusted by wireless control later. A first transmission plate is connected to the top of the main support leg to control the position of the main support leg, and an auxiliary support leg is arranged on the inner side of the main support leg. The smart sofa based on far-infrared control technology is provided with an auxiliary support leg and a driving mechanism that can perform reverse synchronous control on the first transmission plate and the second transmission plate. The position of the auxiliary support leg can be controlled by the driving mechanism, and the sofa body is supported by the auxiliary support leg. The main support leg is folded up to facilitate cleaning around the main support leg, and it can be put down again after cleaning, so that the bottom of the sofa body can be effectively cleaned.

Description

Technical Field

[0001] The invention relates to the technical field of smart sofas, in particular to a smart sofa based on far infrared control technology. Background Art

[0002] Compared with ordinary sofas, smart sofas have more functions and can bring different usage experience to users. Far infrared control smart sofas control the sofa through infrared remote control to produce different usage effects. However, the existing far infrared control smart sofas still have some shortcomings when used:

[0003] The existing far-infrared smart sofa is inconvenient to adjust its position later due to its increased mass during use, and the support legs of the sofa are fixed in position, so it is inconvenient to clean the support when cleaning the bottom of the sofa later. For example, an infrared sensing controlled smart sofa disclosed in publication number CN206324531U and an infrared sensing controlled smart sofa disclosed in publication number CN213097094U, although they have certain characteristics compared with the prior art, both have the above-mentioned technical problems, and dead corners are prone to appear when cleaning the bottom of the sofa later, which is not conducive to the use of subsequent devices.

[0004] In view of the above problems, it is urgent to carry out innovative design based on the original far-infrared smart sofa. Summary of the invention

[0005] The purpose of the present invention is to provide an intelligent sofa based on far-infrared control technology to solve the problem raised by the above-mentioned background technology that the existing far-infrared intelligent sofas on the market are inconvenient to adjust their positions subsequently due to the increase in mass during use, and the supporting legs of the sofa are fixed in position, making it inconvenient to clean the supporting parts when cleaning the bottom of the sofa subsequently.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an intelligent sofa based on far-infrared control technology, comprising a sofa body, a backrest mechanism, a main support leg and an infrared receiving module for receiving control signals, the backrest mechanism is rotatably installed on the top of the sofa body, and the inclination of the backrest mechanism can be adjusted by wireless control later, a first transmission plate is connected to the top of the main support leg to control the position of the main support leg, an auxiliary support leg is arranged on the inner side of the main support leg, and a second transmission plate is connected to the top of the auxiliary support leg, the middle parts of the first transmission plate and the second transmission plate are both connected to a driving mechanism, and the first transmission plate and the second transmission plate are controlled by the driving mechanism. The second transmission plate moves in the opposite direction, and a mounting block is arranged inside the main supporting leg, and a ball for assisting the movement of the sofa body is slidably arranged below the mounting block, and a connecting rod is arranged above the mounting block, and the upper end of the connecting rod passes through the first transmission plate, and a fixed block is arranged at the upper end of the connecting rod, and a storage groove is arranged above the fixed block, and the fixed block can move vertically in the storage groove, and a first return spring is arranged on the outer side of the connecting rod to provide an upward thrust for the fixed block, and a support block is arranged inside the fixed block, and the support block is slidably connected with the fixed block through a telescopic control mechanism, and the support block can prevent the fixed block from entering the storage groove after being extended.

[0007] To further optimize the technical solution, the driving mechanism is composed of a bidirectional threaded rod and a first motor;

[0008] The bidirectional threaded rod penetrates the first transmission plate and the second transmission plate, and is threadedly connected to the first transmission plate and the second transmission plate respectively, and an up-and-down sliding structure is formed between the first transmission plate and the second transmission plate and the sofa body;

[0009] The first motor is installed above the bidirectional threaded rod to provide driving force for the bidirectional threaded rod, and synchronously controls the movement of the first transmission plate and the second transmission plate through the rotation of the bidirectional threaded rod to control the positions of the main supporting leg and the auxiliary supporting leg.

[0010] To further optimize the technical solution, four main supporting legs and four auxiliary supporting legs are provided, and the main supporting legs and the auxiliary supporting legs are symmetrically arranged about the center line of the sofa body, so that the main supporting legs and the auxiliary supporting legs can provide stable support for the sofa body.

[0011] To further optimize the technical solution, the telescopic control mechanism includes a second return spring, a magnetic block and an electromagnet;

[0012] A second return spring is arranged at the inner end of the support block to provide an outward thrust therefor;

[0013] A magnetic block, fixed to the inner end of the support block;

[0014] The electromagnet is arranged corresponding to the magnetic block, and attracts the magnetic block through magnetic force to control the movement of the support block. The position of the support block can be adjusted by controlling the power supply of the electromagnet.

[0015] To further optimize the technical solution, a leg support plate is provided on the front side of the sofa body, and the leg support plate is connected to the sofa body through a rotating mechanism, and a receiving groove for placing the calf is provided inside the leg support plate, and an airbag massage mechanism is provided in the receiving groove. The leg support plate provides support for the user's legs, and the support angle is adjustable, and the seat has a massage function.

[0016] Further optimizing the technical solution, the airbag massage mechanism includes a protection pad, a massage airbag and an airbag control mechanism;

[0017] A protective pad is arranged on the inner side of the containing groove to provide protection for the massage airbag;

[0018] The massage airbag is arranged inside the leg support plate and is covered with a protective pad outside;

[0019] The airbag control mechanism is connected to the massage airbag and controls the volume of the massage airbag.

[0020] To further optimize the technical solution, the airbag control mechanism includes a connecting tube, a first supplementary airbag, a second supplementary airbag, a pressure plate, a traction rope, a first reel and a second motor;

[0021] A connecting tube is connected to the massage airbag;

[0022] The first supplementary air bag is connected to the side massage air bag through a connecting tube;

[0023] The second supplementary airbag is connected to the middle massage airbag through a connecting tube, and controls the two groups of massage airbags at the same time. The volume of the second supplementary airbag is twice the volume of the first supplementary airbag, and the elastic contraction force of the first supplementary airbag and the elastic contraction force of the second supplementary airbag are both smaller than the elastic contraction force of the massage airbag.

[0024] A pressing plate, arranged at the front side of the first supplementary air bag and the second supplementary air bag to press them;

[0025] A traction rope is fixed on the surface of the pressing plate and connected to the first reel;

[0026] The second motor is arranged at the end of the first winding shaft to provide power therefor.

[0027] To further optimize the technical solution, the traction rope is symmetrically arranged up and down about the center line of the pressure plate, and the rear end of the lower traction rope is connected to a second winding shaft, and the second winding shaft keeps synchronous rotation with the first winding shaft through a transmission belt, thereby improving the stability of the subsequent pressure plate during movement.

[0028] Compared with the prior art, the beneficial effects of the present invention are: the intelligent sofa based on far infrared control technology;

[0029] (1) An auxiliary support leg and a driving mechanism capable of performing reverse synchronous control on the first transmission plate and the second transmission plate are provided. The position of the auxiliary support leg can be controlled by the driving mechanism. The auxiliary support leg provides support to the sofa body. The main support leg is folded up to facilitate cleaning around the main support leg. After cleaning, the main support leg can be put down again, so that the bottom of the sofa body can be effectively cleaned without dead corners;

[0030] (2) A fixing block, a supporting block and a ball bearing are provided. The fixing block can be clamped on the outside of the storage groove through the supporting block, so that the ball bearing extends from the auxiliary supporting leg and contacts the ground. When the sofa body is pushed to move, the ball bearing can rotate, thereby reducing the friction force during movement and facilitating the position adjustment of the device;

[0031] (3) A massage airbag is provided, which massages the user's legs by inflating and deflating the massage airbag, and the volume control of the massage airbag is driven by a second motor, which reduces the noise during subsequent operation, increases the functionality of the device, and brings more experience to the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 It is a schematic diagram of the main structure of the present invention;

[0033] Figure 2 It is a side view structural schematic diagram of the present invention;

[0034] Figure 3 It is a schematic diagram of the main cross-sectional structure of the present invention;

[0035] Figure 4 For the present invention Figure 3 The enlarged structural diagram at a in the middle;

[0036] Figure 5 This is a schematic diagram of the main support leg lifting structure of the present invention;

[0037] Figure 6 This is a schematic diagram of the extension structure of the mounting block of the present invention;

[0038] Figure 7 It is a schematic diagram of the top cross-sectional structure of the leg support plate of the present invention;

[0039] Figure 8 It is a schematic diagram of the side section structure of the leg support plate of the present invention.

[0040] In the figure: 1. sofa body; 2. backrest mechanism; 3. main support leg; 4. first transmission plate; 5. auxiliary support leg; 6. second transmission plate; 7. bidirectional threaded rod; 8. first motor; 9. mounting block; 10. ball bearing; 11. connecting rod; 12. fixing block; 13. first return spring; 14. storage slot; 15. support block; 16. second return spring; 17. magnetic block; 18. electromagnet; 19. leg support plate; 20. rotating mechanism; 21. holding slot; 22. protection pad; 23. massage airbag; 24. connecting pipe; 25. first supplementary airbag; 26. second supplementary airbag; 27. pressing plate; 28. traction rope; 29. ​​first reel; 30. second motor; 31. transmission belt; 32. second reel. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0042] See also Figure 1-8 The present invention provides a technical solution: an intelligent sofa based on far-infrared control technology, comprising a sofa body 1, a backrest mechanism 2, a main support leg 3 and an infrared receiving module for receiving a control signal, the backrest mechanism 2 is rotatably installed on the top of the sofa body 1, and the inclination of the backrest mechanism 2 can be adjusted by wireless control later, a first transmission plate 4 is connected to the top of the main support leg 3 to control the position of the main support leg 3, an auxiliary support leg 5 is arranged on the inner side of the main support leg 3, and a second transmission plate 6 is connected to the top of the auxiliary support leg 5, a driving mechanism is connected to the middle of the first transmission plate 4 and the second transmission plate 6, and the driving mechanism controls the first transmission plate 4 and the second transmission plate 6 to move in opposite directions, and the main support leg 3 is provided with a mounting block 9 inside, and a ball 10 for assisting the movement of the sofa body 1 is slidably provided below the mounting block 9, and a connecting rod 11 is provided above the mounting block 9, the upper end of the connecting rod 11 passes through the first transmission plate 4, and a fixing block 12 is provided at the upper end of the connecting rod 11, and a storage groove 14 is provided above the fixing block 12, and the fixing block 12 can move in the vertical direction in the storage groove 14, and a first return spring 13 providing an upward thrust for the fixing block 12 is provided on the outer side of the connecting rod 11, and a support block 15 is provided inside the fixing block 12, and the support block 15 is slidably connected with the fixing block 12 through the telescopic control mechanism, and the support block 15 can block the fixing block 12 from entering the storage groove 14 after being extended;

[0043] The driving mechanism is composed of a bidirectional threaded rod 7 and a first motor 8;

[0044] The bidirectional threaded rod 7 penetrates through the first transmission plate 4 and the second transmission plate 6, and is threadedly connected to the first transmission plate 4 and the second transmission plate 6 respectively, and an up-and-down sliding structure is formed between the first transmission plate 4 and the second transmission plate 6 and the sofa body 1;

[0045] A first motor 8 is installed above the bidirectional threaded rod 7 to provide driving force for the bidirectional threaded rod 7;

[0046] The bidirectional threaded rod 7 can be driven to rotate by the first motor 8. When the bidirectional threaded rod 7 rotates, the first transmission plate 4 and the second transmission plate 6 are driven to move through the threaded connection between the bidirectional threaded rod 7 and the first transmission plate 4 and the second transmission plate 6, so that the main support leg 3 can be retracted and the auxiliary support leg 5 can be lowered, so that the vicinity of the main support leg 3 can be cleaned conveniently;

[0047] There are four main supporting legs 3 and four auxiliary supporting legs 5, and the main supporting legs 3 and the auxiliary supporting legs 5 are symmetrically arranged about the center line of the sofa body 1. The telescopic control mechanism includes a second return spring 16, a magnetic block 17 and an electromagnet 18;

[0048] A second return spring 16 is arranged at the inner end of the support block 15 to provide an outward thrust therefor;

[0049] A magnetic block 17, fixed to the inner end of the support block 15;

[0050] The electromagnet 18 is arranged corresponding to the magnetic block 17, and attracts the magnetic block 17 through magnetic force to control the movement of the support block 15;

[0051] When the sofa needs to be moved, the electromagnet 18 can be powered off, and the support block 15 is extended outward under the action of the second return spring 16. At this time, when the main support leg 3 is controlled to move upward, the support block 15 clamps the fixing block 12 on the outside of the storage groove 14. As the main support leg 3 rises, the ball 10 will leak downward and contact the ground, so that the position of the device can be conveniently moved and adjusted;

[0052] A leg support plate 19 is provided at the front side of the sofa body 1, and the leg support plate 19 is connected to the sofa body 1 through a rotating mechanism 20, and a receiving groove 21 for placing the calf is provided inside the leg support plate 19, and an airbag massage mechanism is provided in the receiving groove 21, and the airbag massage mechanism includes a protection pad 22, a massage airbag 23 and an airbag control mechanism;

[0053] A protection pad 22 is provided inside the containing groove 21 to provide protection for the massage airbag 23;

[0054] The massage airbag 23 is arranged inside the leg support plate 19 and is covered by a protective pad 22 outside;

[0055] The airbag control mechanism is connected to the massage airbag 23 to control the volume of the massage airbag 23;

[0056] The airbag control mechanism includes a connecting tube 24, a first supplementary airbag 25, a second supplementary airbag 26, a pressure plate 27, a traction rope 28, a first reel 29 and a second motor 30;

[0057] The connecting pipe 24 is connected to the massage airbag 23;

[0058] The first supplementary airbag 25 is connected to the side massage airbag 23 through the connecting tube 24;

[0059] The second supplementary airbag 26 is connected to the middle massage airbag 23 through the connecting tube 24, and controls the two groups of massage airbags 23 at the same time. The volume of the second supplementary airbag 26 is twice the volume of the first supplementary airbag 25, and the elastic contraction force of the first supplementary airbag 25 and the elastic contraction force of the second supplementary airbag 26 are both smaller than the elastic contraction force of the massage airbag 23.

[0060] A pressing plate 27 is arranged in front of the first supplementary airbag 25 and the second supplementary airbag 26 to squeeze them;

[0061] A traction rope 28 is fixed on the surface of the pressing plate 27 and connected to the first reel 29;

[0062] A second motor 30 is provided at the end of the first winding shaft 29 to provide power therefor;

[0063] The traction rope 28 is symmetrically arranged up and down about the center line of the pressure plate 27, and the rear end of the lower traction rope 28 is connected to the second winding shaft 32, and the second winding shaft 32 keeps synchronous rotation with the first winding shaft 29 through the transmission belt 31;

[0064] The massage airbag 23 can be controlled by controlling the rotation of the second motor 30. The second motor 30 drives the first winding shaft 29 to rotate, winds up the traction rope 28, and pulls the pressure plate 27 to squeeze the first supplementary airbag 25 and the second supplementary airbag 26, so that the gas is filled into the massage airbag 23. When the first winding shaft 29 is reversed, the gas in the massage airbag 23 can be retracted into the first supplementary airbag 25 and the second supplementary airbag 26, pushing the pressure plate 27 to reset. The reciprocating rotation of the first winding shaft 29 can be controlled to achieve continuous control of the massage airbag 23.

[0065] Working principle: When using the smart sofa based on far infrared control technology, Figure 1-8As shown, the sofa body 1 is supported by the main supporting legs 3. After cleaning the bottom of the sofa body 1, the positions of the main supporting legs 3 and the auxiliary supporting legs 5 can be controlled by the driving mechanism. The main supporting legs 3 are raised and the auxiliary supporting legs 5 are lowered, so that the ground environment around the main supporting legs 3 can be cleaned. Subsequently, the mounting block 9 and the ball bearing 10 can be pushed out to the outside of the main supporting legs 3 through the supporting block 15 to contact the ground, which is convenient for the subsequent movement of the device. In combination with the leg support plate 19 and the airbag massage mechanism, the calf massage can be achieved.

[0066] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0067] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A smart sofa based on far-infrared control technology, comprising a sofa body (1), a backrest mechanism (2), a main support leg (3), and an infrared receiving module for receiving control signals, wherein the backrest mechanism (2) is rotatably mounted above the sofa body (1), and the inclination angle of the backrest mechanism (2) can be adjusted subsequently by wireless control; Features: A first transmission plate (4) is connected to the upper part of the main supporting leg (3) to control the position of the main supporting leg (3); an auxiliary supporting leg (5) is arranged on the inner side of the main supporting leg (3); and a second transmission plate (6) is connected to the upper part of the auxiliary supporting leg (5); a driving mechanism is connected to the middle of the first transmission plate (4) and the second transmission plate (6); and the first transmission plate (4) and the second transmission plate (6) are controlled by the driving mechanism to move in opposite directions; a mounting block (9) is arranged inside the main supporting leg (3); and a ball (10) for assisting the movement of the sofa body (1) is slidably arranged below the mounting block (9); and a connecting rod (11) is arranged above the mounting block (9) to connect the first transmission plate (4) and the second transmission plate (6). A connecting rod (11), wherein the upper end of the connecting rod (11) passes through the first transmission plate (4), and a fixed block (12) is arranged at the upper end of the connecting rod (11), a receiving groove (14) is arranged above the fixed block (12), and the fixed block (12) can move vertically in the receiving groove (14), and a first return spring (13) is arranged on the outer side of the connecting rod (11) to provide an upward thrust for the fixed block (12), and a support block (15) is arranged inside the fixed block (12), and the support block (15) is slidably connected to the fixed block (12) through a telescopic control mechanism, and the support block (15) can block the fixed block (12) from entering the receiving groove (14) after being extended; The driving mechanism is composed of a bidirectional threaded rod (7) and a first motor (8); The bidirectional threaded rod (7) penetrates the interior of the first transmission plate (4) and the second transmission plate (6), and respectively forms a threaded connection with the first transmission plate (4) and the second transmission plate (6), and an up-and-down sliding structure is formed between the first transmission plate (4), the second transmission plate (6) and the sofa body (1); A first motor (8) is installed above the bidirectional threaded rod (7) to provide driving force for the bidirectional threaded rod (7); The main supporting legs (3) and the auxiliary supporting legs (5) are each provided with four, and the main supporting legs (3) and the auxiliary supporting legs (5) are both provided symmetrically with respect to the center line of the sofa body (1); The telescopic control mechanism comprises a second return spring (16), a magnetic block (17) and an electromagnet (18); A second return spring (16), arranged at the inner end of the support block (15) to provide an outward thrust thereto; A magnetic block (17) fixed to the inner end of the support block (15); The electromagnet (18) is arranged corresponding to the magnetic block (17) and attracts the magnetic block (17) through magnetic force to control the movement of the support block (15); A leg support plate (19) is provided on the front side of the sofa body (1), and the leg support plate (19) is connected to the sofa body (1) via a rotating mechanism (20), and a receiving groove (21) for receiving the calf is provided inside the leg support plate (19), and an airbag massage mechanism is provided inside the receiving groove (21); The airbag massage mechanism comprises a protection pad (22), a massage airbag (23) and an airbag control mechanism; A protection pad (22) is arranged on the inner side of the containing groove (21) to provide protection for the massage airbag (23); A massage airbag (23) is arranged inside the leg support plate (19) and is covered on the outside by a protective pad (22); An airbag control mechanism, connected to the massage airbag (23) and configured to control the volume of the massage airbag (23); The airbag control mechanism comprises a connecting tube (24), a first supplementary airbag (25), a second supplementary airbag (26), a pressure plate (27), a traction rope (28), a first reel (29), and a second motor (30); A connecting pipe (24) is connected to the massage airbag (23); A first supplementary air bag (25) connected to the side massage air bag (23) via a connecting tube (24); The second supplementary airbag (26) is connected to the middle massage airbag (23) via the connecting tube (24) and controls the two groups of massage airbags (23) at the same time, and the volume of the second supplementary airbag (26) is twice the volume of the first supplementary airbag (25), and the elastic contraction force of the first supplementary airbag (25) and the elastic contraction force of the second supplementary airbag (26) are both smaller than the elastic contraction force of the massage airbag (23); A pressure plate (27) is arranged at the front side of the first supplementary air bag (25) and the second supplementary air bag (26) to press them; A traction rope (28) is fixed on the surface of the pressure plate (27) and connected to the first winding shaft (29); The second motor (30) is arranged at the end of the first winding shaft (29) to provide power therefor.

2. The smart sofa based on far infrared control technology according to claim 1, characterized in that: The traction rope (28) is symmetrically arranged up and down about the center line of the pressure plate (27), and the rear end of the lower traction rope (28) is connected to a second winding shaft (32), and the second winding shaft (32) rotates synchronously with the first winding shaft (29) through a transmission belt (31).

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