WO2022088574A1 - Lit électrique pliable en quatre parties - Google Patents

Lit électrique pliable en quatre parties Download PDF

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Publication number
WO2022088574A1
WO2022088574A1 PCT/CN2021/079268 CN2021079268W WO2022088574A1 WO 2022088574 A1 WO2022088574 A1 WO 2022088574A1 CN 2021079268 W CN2021079268 W CN 2021079268W WO 2022088574 A1 WO2022088574 A1 WO 2022088574A1
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WO
WIPO (PCT)
Prior art keywords
frame
board
folding electric
electric bed
plate
Prior art date
Application number
PCT/CN2021/079268
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English (en)
Chinese (zh)
Inventor
单华锋
王剑
季川祥
聂祥
周擎
Original Assignee
麒盛科技股份有限公司
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Filing date
Publication date
Application filed by 麒盛科技股份有限公司 filed Critical 麒盛科技股份有限公司
Publication of WO2022088574A1 publication Critical patent/WO2022088574A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C19/00—Bedsteads
    • A47C19/12—Folding bedsteads
    • A47C19/122—Folding bedsteads foldable head to foot only
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C19/00—Bedsteads
    • A47C19/12—Folding bedsteads

Definitions

  • the invention relates to the technical field of electric beds, in particular to a four-fold electric bed.
  • UPS transportation is divided into two standards: 165" and 130".
  • the difference in freight is very large, the difference is about 400 yuan, and the profit margin is very considerable.
  • the calculation method of UPS packaging size is packaging length + 2 * packaging width + 2 * packaging height.
  • the most commonly used Queen size (1524x2032) after the bed is packaged is far from meeting the requirements of UPS.
  • the electric bed that can be delivered on the market only meets the 165" UPS transportation standard, and there is no electric bed that meets the 130" UPS transportation standard. Customers urgently need electric beds that can meet the 130" UPS shipping standard to further reduce shipping costs.
  • the present invention provides a four-folding electric bed to solve the technical problem that the prior art folding electric bed cannot meet the 130" UPS transportation standard.
  • the present invention provides a four-folding electric bed
  • the four-folding electric bed includes: a base, a bed board and a turning device, the bed board is laid flat on the top of the base, and the turning device is used to drive the bed board
  • the part of the base is turned over relative to the base;
  • the base includes: a first frame, a second frame, a third frame and a fourth frame, the first frame, the second frame, the third frame and the The fourth frame is rotatably connected or detachably connected at the junction in sequence
  • the bed board includes: a back board, a hip board, a leg board and a foot board; the back board, the buttocks board, the legs
  • the top plate and the foot plate are respectively arranged on the top of the first frame, the second frame, the third frame and the fourth frame;
  • the tail is hinged, and the head of the leg panel is hinged with the head of the third frame.
  • the bed board further comprises: a head board, the head board and the back board are rotatably connected or detachably connected at the junction.
  • the back panel further includes: a limiting member for restricting the rotation of the head panel relative to the back panel.
  • the limiting member includes: at least one baffle plate, the baffle plate is rotatably connected to the back plate; when the head plate is rotatable, the baffle plate is in the vertical projection of the back plate; When the head plate is not rotatable, the baffle is in the vertical projection of the back plate and the head plate at the same time.
  • the limiting member includes: at least one latch, which is arranged on the back panel and can telescopically move relative to the head panel; when the head panel is rotatable, the latch is located on the back panel In the vertical projection of the plate; when the head plate is not rotatable, the latch is in the vertical projection of the back plate and the head plate at the same time.
  • the second frame and the third frame are rotatably connected by a biaxial rotating member, and both ends of the biaxial rotating member are hinged to the second frame and the third frame respectively.
  • the biaxial rotating member includes: a load-bearing part and two extension parts; wherein, the two extension parts extend in opposite directions with the load-bearing part as the center, and the extension surfaces of the two extension parts are different;
  • the second frame and the third frame are hinged.
  • hip plate and/or the leg plate is provided with an opening matching the biaxial rotating member.
  • the head portion of the first frame, the tail portion of the second frame and the bottom of the load-bearing portion are provided with a plurality of bed foot connection holes.
  • it also includes: a concave-shaped reinforcing sheet, the two side walls of the reinforcing sheet are respectively attached to the side edges of the second frame and the third frame, and the reinforcing sheet is connected to the bottom of the load-bearing portion.
  • a through hole matching with the connecting hole of the foot of the bed is attached and provided.
  • first frame can be placed in the space enclosed by the second frame
  • third frame can be placed in the space enclosed by the fourth frame
  • first frame and the second frame are rotatably connected through a first uniaxial rotating member
  • third frame and the fourth frame are rotatably connected through a second uniaxial rotating member.
  • the two ends of the first uniaxial rotating member are respectively fixedly connected with the second frame and the third frame
  • the two ends of the second uniaxial rotating member are respectively connected with the third frame and the third frame.
  • the fourth frame is fixedly connected.
  • both the first uniaxial rotating member and the second uniaxial rotating member include: a first connecting plate and a second connecting plate, and the first connecting plate and the second connecting plate are hinged at the overlapping position .
  • first reinforcement hoop and a second reinforcement hoop the first reinforcement hoop is detachably connected to the second frame and the third frame, and the second reinforcement hoop is connected to the The third frame and the fourth frame are detachably connected.
  • first reinforcing hoop and the second reinforcing hoop both include: an L-shaped rotating part and a U-shaped tightening part, the rotating part and the tightening part are fixedly connected, and the rotating part is The rotating part is rotatably connected with the base, and the rotating part and the holding part are respectively clamped on the base.
  • the rotating part and the holding part are integrally formed.
  • the turning device is provided between the bed board and the base, and the turning device is used to drive the back board and/or the leg board to turn over relative to the base.
  • the inversion device includes: a first inversion device and a second inversion mechanism, the first inversion device is provided between the back plate and the first frame, and the second inversion mechanism is provided in the between the leg board, the foot board, the third frame and the fourth frame; wherein, the first turning device and the second turning mechanism both include: two sliding rods, a turning rod and The driving part; two sliding rods are respectively arranged at the two ends of the flip rod in an H-shaped shape; the middle part of the sliding rod protrudes toward the bed board and is in an obtuse V-shaped shape, and the head of the sliding rod is provided with a rotatable first A roller, the middle part of the sliding rod is provided with a second rotatable roller, the tail part of the sliding rod is hinged with the base; the flip rod is located between the middle part of the sliding rod and the tail part of the sliding rod ; The two ends of the driving member are hinged with the turning rod and the base respectively, and the horizontal direction of the thrust of the driving member is the same as
  • L1 represents the first resistance arm
  • L2 represents the power arm
  • L3 represents the gravity arm
  • L4 represents the second resistance arm
  • G represents the bed load
  • F represents the thrust
  • F1 represents the resistance
  • the first resistance arm is above the second resistance arm.
  • the back plate, the leg plate and the foot plate are all provided with hollow holes, and the hollow holes are located above the driving components.
  • the driving component is a linear push rod.
  • linear push rod is a push-only type.
  • sliding rails are arranged in the back panel and the leg panel and are matched with the corresponding first rollers and the second rollers.
  • the slide rail includes: a U-shaped slideway, the top edges of the two side walls of the slideway extend in opposite directions to form a slideway connection portion, the bed board is provided with a through hole, and the slideway is located in the In the through hole, the slideway connecting part is connected with the bottom surface of the bed board.
  • the present invention reduces the size after folding through the four-fold design, meets the 130" UPS transportation standard, reduces transportation costs, and enhances market competitiveness.
  • FIG. 1 is a schematic structural diagram of an incompletely folded state of a four-folding electric bed according to an embodiment of the present invention
  • FIG. 2 is a side view of a changing state of a four-folding electric bed according to an embodiment of the present invention
  • FIG. 3 is a bottom view of a four-folding electric bed according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a folded state of a four-folding electric bed according to an embodiment of the present invention.
  • FIG. 5 is a perspective view of part A in a folded state of a four-folding electric bed according to an embodiment of the present invention
  • FIG. 6 is a schematic structural diagram of a semi-folded state of a four-folding electric bed according to an embodiment of the present invention.
  • Fig. 7 is the exploded view of B part in the embodiment of the present invention.
  • Fig. 8 is the exploded view of C part in the embodiment of the present invention.
  • FIG. 9 is a partial enlarged view of the turning device in the embodiment of the present invention.
  • FIG. 10 is a schematic diagram of the force arm of the overturning mechanism in the embodiment of the present invention.
  • FIG. 11 is an exploded view of part C in the embodiment of the present invention.
  • 3-turning device 3a-first turning device, 3b-second turning device, 31-slide bar, 32-turning bar, 33-driving part, 311-first roller, 312-second roller;
  • FIG. 1 is a schematic structural diagram of a four-folding electric bed in an incompletely folded state according to an embodiment of the present invention
  • FIG. 2 is a side view of a four-folding electric bed in a changed state according to an embodiment of the present invention
  • FIG. 3 is an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a folded state structure of a four-folding electric bed according to an embodiment of the present invention.
  • the four-folding electric bed provided by the present invention includes: a base 1.
  • the bed board 2 and the turning device 3 the bed board 2 is laid flat on the top of the base 1, and the turning device 3 is used to drive a part of the bed board 2 to turn over relative to the base 1;
  • the base 1 includes: a first frame 11, a second frame 12 , the third frame 13 and the fourth frame 14, the first frame 11, the second frame 12, the third frame 13 and the fourth frame 14 are rotatably connected or detachably connected at the junction in sequence;
  • the bed board 2 includes: a back board 22 , buttock plate 23, leg plate 24 and foot plate 25; back plate 22, buttock plate 23, leg plate 24 and foot plate 25 are respectively provided in the first frame 11, the second frame 12, the third frame 13 and The top of the fourth frame 14;
  • the tail 0b of the back panel 22 is hinged with the tail 0b of the first frame 11, and the head 0a of the leg panel 24 is hinged with the head 0a of the third frame 13.
  • the packaging size of the electric bed generally depends on the size of the bed board 2 and the base 1.
  • the volume of the turning device 3 is small, and can be controlled by design between the bed board 2 and the base 1 or after being dismantled and then packaged. Dividing the bed board 2 and the base 1 into multiple parts and then folding them can greatly reduce the packaging size of the electric bed, but the cost and manufacturing difficulty are difficult to control.
  • the bed board 2 is divided into five parts, and the base 1 is divided into four parts.
  • the tops of the three frames 13 and the fourth frame 14 only need to control the spacing between the adjacent two of the first frame 11 , the second frame 12 , the third frame 13 and the fourth frame 14 to ensure that they can be folded. Meet the 130" UPS transportation standard, reduce transportation costs and enhance market competitiveness.
  • the bed board further includes: a head board 21, and the head board 21 and the back board 22 are rotatably connected or detachably connected at the junction.
  • the head panel 21 and the back panel 22 are rotatably connected or detachably connected without interfering with the base 1. After the other parts are folded, the head panel 21 can be placed in the folding direction of the base 1, which can obtain standard The 2 area of the bed board helps to further reduce the size after folding. This solution can adapt to more types of electric beds, which is convenient to enrich the functions of the electric bed and has better versatility.
  • the first frame 11 can be placed in the space enclosed by the second frame 12
  • the third frame 13 can be placed in the space enclosed by the fourth frame 14 .
  • first frame 11 and the second frame 12 are in the same plane, and the third frame 13 and the fourth frame 14 are in the same plane, which reduces the thickness of the folded electric bed, further reduces the packaging size of the electric bed, and reduces shipping costs.
  • FIG. 5 is a perspective view of part A in a folded state of a four-folding electric bed according to an embodiment of the present invention.
  • the back panel 22 further includes: a limiter 221 , a limiter 221 It is used to restrict the rotation of the head plate 21 relative to the back plate 22 .
  • a limiter 221 is added on the back panel 22, so that the head panel 21 and the back panel 22 are connected as a whole, the area of the back panel 22 is enlarged, and there is no need to add a bed foot for support, which is convenient and quick to fold.
  • the limiting member 221 includes: at least one baffle, which is rotatably connected to the back panel 22 ; when the head panel 21 is rotatable, the baffle is in the vertical projection of the back panel 22 ; When the head plate 21 is not rotatable, the baffle is in the vertical projection of the back plate 22 and the head plate 21 at the same time.
  • the baffle When folded, rotate the baffle to disengage the baffle from the head plate 21, and no longer interfere with the rotation of the head plate 21; when in use, make the head plate 21 and the back plate 22 in the same plane, and then rotate the baffle to make the baffle
  • the plate is engaged with the head plate 21 to restrict the rotation of the head plate 21 relative to the back plate 22 , and the head plate 21 and the back plate 22 are integrally connected. Preferably, they are arranged on both sides of the back panel 22 in pairs, which can better bear the load.
  • the technical solution is convenient and quick to fold and unfold, and is simple and practical.
  • the limiting member 221 includes: at least one latch, which is arranged on the back panel 22 and can telescopically move relative to the head panel 21; when the head panel 21 is rotatable, the latch is in the vertical projection of the back panel 22; When the head plate 21 is not rotatable, the latch is located in the vertical projection of the back plate 22 and the head plate 21 at the same time.
  • the top plate 21 is engaged to restrict the rotation of the head plate 21 relative to the back plate 22 , and the head plate 21 and the back plate 22 are integrated into one. Preferably, they are arranged on both sides of the back panel 22 in pairs, which can better bear the load.
  • the technical solution is convenient and quick to fold and unfold, and is simple and practical.
  • FIG. 6 is a schematic structural diagram of a semi-folded state of a four-folding electric bed according to an embodiment of the present invention.
  • the second frame 12 and the third frame 13 are rotatably connected through the biaxial rotating member 4, Both ends of the biaxial rotating member 4 are hinged with the second frame 12 and the third frame 13 respectively.
  • Pairs of biaxial rotating members 4 are arranged at the junction of the second frame 12 and the third frame 13.
  • the second frame 12 and the third frame 13 rotate along different rotation axes respectively, do not interfere with each other, and are convenient for bidirectional folding, and
  • the thickness of the electric bed after folding is limited, which is convenient for folding, avoids squeezing and damaging the internal parts after folding, and prevents damage.
  • FIG. 7 is an exploded view of part B in the embodiment of the present invention.
  • the biaxial rotating member 4 includes: a load-bearing part 41 and two extension parts 42 ;
  • the two extending parts 42 have different extending surfaces; the two extending parts 42 are hinged with the second frame 12 and the third frame 13 respectively.
  • This design is to use less material to achieve higher strength under the current structure. Through structural adjustment, this part can be changed accordingly, and it is helpful to further reduce the weight of the electric bed and reduce material and transportation costs.
  • the hip panels 23 and/or the leg panels 24 are provided with openings that match the biaxial rotating member 4 .
  • the biaxial rotating member 4 crosses the openings on the hip panel 23 and/or the leg panel 24 to prevent them from interfering with each other and affecting the folding.
  • the length of the double-axis rotating member 4 can be shortened as much as possible to control the length of the electric bed, thereby reducing the longitudinal and transverse lengths of the electric bed after folding, and further reducing the packaging size of the electric bed, in order to enrich the functions of the electric bed
  • the head portion 0a of the first frame 11 , the tail portion 0b of the second frame 12 and the bottom of the load-bearing portion 41 are provided with a plurality of bed foot connecting holes.
  • connection holes of the bed feet are used to install the bed feet.
  • the specific number is selected according to the shape and weight of the bed body, which can meet the needs of supporting the electric bed, and realize the rapid installation without tools.
  • FIG. 3 and FIG. 7 it also includes: a concave-shaped reinforcing sheet 5, the two side walls of the reinforcing sheet 5 can be respectively connected with the side edges of the second frame 12 and the third frame 13, and the reinforcing sheet 5 is connected to the load-bearing
  • the bottom of the part 41 is attached and is provided with a through hole matching the connection hole of the bed foot.
  • the reinforcing sheet 5 is used to limit the relative displacement between the second frame 12 , the third frame 13 and the biaxial rotating member 4 , and strengthen the support, prevent sag, and prolong the life of the product.
  • FIG. 8 is an exploded view of the C part in the embodiment of the present invention.
  • the first frame 11 and the second frame 12 are rotatably connected by the first uniaxial rotating member
  • the third frame 13 and the fourth frame 12 are rotatably connected.
  • the frame 14 is rotatably connected by the second uniaxial rotating member; the two ends of the first uniaxial rotating member are respectively fixedly connected with the second frame 12 and the third frame 13, and the two ends of the second uniaxial rotating member are respectively connected with the third frame 13.
  • the frame 13 and the fourth frame 14 are fixedly connected.
  • first uniaxial rotating members and a pair of second uniaxial rotating members at the adjacent positions of the first frame 11 and the second frame 12, the third frame 13 and the fourth frame 14, it is best to set them in On both sides of the base 1, the force distribution is more uniform, and at the same time, the first frame 11 and the second frame 12, the third frame 13 and the fourth frame 14 are not directly hinged.
  • both the first uniaxial rotating member and the second uniaxial rotating member include: a first connecting plate 6a and a second connecting plate 6b, and the first connecting plate 6a and the second connecting plate 6b are hinged at the overlapping position.
  • the technical solution is relatively simple to produce and install, with low cost and strong practicability.
  • FIG. 3 it also includes: a first reinforcing hoop 7a and a second reinforcing hoop 7b, the first reinforcing hoop 7a is detachably connected to the first frame 11 and the second frame 12, and the second reinforcing hoop 7a is detachably connected to the first frame 11 and the second frame 12.
  • the hoop 7b is detachably connected to the third frame 13 and the fourth frame 14 .
  • both the first reinforcing hoop 7a and the second reinforcing hoop 7b include: an L-shaped rotating portion 71 and a U-shaped tightening portion 72, the rotating portion 71 and the tightening portion 72 are fixedly connected, and the rotating portion 71 is connected to the base 1. Rotating connection, the rotating part 71 and the holding part 72 are respectively engaged with the base 1.
  • the holding part 72 can also cooperate with the rotating part 71 .
  • the connection between the holding part 72 and the base 1 is removed, and the first reinforcing hoop 7a and the second reinforcing hoop 7b can be rotated relative to the base 1 through the rotating connection between the rotating part 71 and the base 1, and the first reinforcing hoop 7a and the second reinforcing hoop 7b can be rotated relative to the base 1.
  • the reinforcement hoop 7a and the second reinforcement hoop 7b restrict the folding of the corresponding parts, and there is no need to remove the first reinforcement hoop 7a and the second reinforcement hoop 7b; during use, rotate the first reinforcement hoop 7a and the second reinforcement hoop 7b.
  • the hoop 7b completes the restriction of the corresponding parts, so that the corresponding parts are integrated. Simple and practical, convenient and quick disassembly and assembly, reducing the time and labor cost of on-site installation.
  • the rotating part 71 and the holding part 72 are integrally formed. This helps to improve the strength of the first reinforcing hoop 7a and the second reinforcing hoop 7b.
  • a turning device 3 is provided between the bed board 2 and the base 1 , and the turning device 3 is used to drive the back board 22 and/or the leg board 24 to turn relative to the base 1 .
  • the physiological curves of different parts of the human body are satisfied, the human body is better supported, the body is relaxed, and the user is given a better experience.
  • FIG. 9 is a partial enlarged view of the inversion device in the embodiment of the present invention.
  • the inversion device 3 includes: a first inversion device 3a and a second inversion device 3b, and the first inversion device 3a is provided with Between the back plate 22 and the first frame 11, the second turning device 3b is arranged between the leg plate 24, the foot plate 25, the third frame 13 and the fourth frame 14;
  • the two flipping devices 3b each include: two sliding rods 31, a flipping rod 32 and a driving part 33; the two sliding rods 31 are respectively arranged at both ends of the flipping rod 32 in an H-like shape; the middle of the sliding rod 31 protrudes toward the bed board 2 in a shape Obtuse V-shaped, the head 0a of the sliding rod 31 is provided with a rotatable first roller 311, the middle of the sliding rod 31 is provided with a rotatable second roller 312, and the tail 0b of the sliding rod 31 is hinged with the base 1; Between the middle
  • the direction is the same; the horizontal direction of the first roller 311 to the second roller 312 points to the rotation axis of the turning device 3 where it is located to drive the bed board 2; the first roller 311, the second roller 312, the sliding rod 31, the head board 21, the back board
  • the axes of rotation of the six leg plates 22 and 24 are parallel to each other.
  • the sliding rod 31 is hinged with the base 1 , and the sliding rod 31 adopts a curved structure, that is, the middle part has an obtuse angle, and the obtuse angle is 120° to 170°.
  • the turning rod 32 drives the sliding rod 31 to rotate with the hinge point of the sliding rod 31 and the base 1 as the rotation axis, and the second roller 312 rolls on the bottom surface of the corresponding bed board 2 to push the corresponding bed board 2 relative to the base 1.
  • the first roller 311 is in contact with the bottom surface of the bed board 2 and rolls on its bottom surface.
  • the support assembly When there is only one roller, the support assembly is turned 20° to 30°. At 30°, there will be a very large resistance. Adding another roller can overcome this resistance and ensure the smooth turning of the bed board 2, and the structure of the driving device reduces the thickness of the smart bed and makes the smart bed thinner.
  • each turning device 3 is not connected to the bed board 2. Once an object prevents the lifted bed board 2 from falling, the turning device 3 and the bed board 2 change from a contact state to a non-contact state to prevent pinching.
  • a reinforcing plate 313 is provided at the included angle between the sliding rod 31 and the turning rod 32 .
  • the connection strength between the sliding rod 31 and the turning rod 32 is enhanced, and the strength of the turning device is improved.
  • the sliding rod 31 and the reinforcing plate 313 are both sheet-shaped, and the mass and volume of the components can be reduced as much as possible without affecting the realization of the function, which helps to reduce the quality and volume of the intelligent bed.
  • a U-shaped lug 321 is fixed on the turning rod 32, and the driving part 33 is hinged with the turning rod 32 through the U-shaped lug 321, which is strong and durable, and is convenient for production and composition.
  • FIG. 10 is a schematic diagram of the force arm of the turning mechanism in the embodiment of the present invention.
  • the horizontal gravity arm As shown in FIG. 10 , according to the following formulas (1) and (2), adjust the horizontal gravity arm, The length and position of the first resistance arm and the second resistance arm to reduce the length of the power arm in the vertical direction of each turning device 3 in the horizontal state:
  • L1 represents the first resistance arm
  • L2 represents the power arm
  • L3 represents the gravity arm
  • L4 represents the second resistance arm
  • G represents the load of the bed 2
  • F represents the thrust
  • F1 represents the resistance
  • the first resistance arm is above the second resistance arm.
  • the resistance F1 is the force perpendicular to the base 120 from the contact point between the second roller 312 and the slide rail 9
  • the load G is the gravity perpendicular to the midpoint of the bed board 2 in contact with the second roller 312
  • the gravity arm L3 is in contact with the second roller 312
  • the resistance arm L1 is the straight line distance from the contact point between the second roller 312 and the bed board 2 to the rotation axis of the bed board 2
  • the power arm L2 is from the sliding rod 31 and the base 1.
  • the length of the power arm L2 is proportional to the thickness of the turning device 3 , that is, the shorter the length of the power arm L2 is, the thinner the turning device 3 is, which in turn affects the thickness of the smart bed. For example, increase the length of the first resistance arm, decrease the length of the gravity arm to reduce the resistance, and in the case of reducing the resistance, reduce the length of the second resistance arm to further reduce the length of the power arm, etc.
  • the back plate 22 , the leg plate 24 and the foot plate 25 are all provided with hollow holes 8 , and the hollow holes 8 are located above the driving component 33 .
  • Hollow holes 8 can be provided on each bed board 2 , and the size and arrangement of the hollow holes 8 can be set as required.
  • the hollow hole 8 can reduce the weight of the smart bed, avoid rubbing with the driving part 33, and can also accommodate the hinged part of the driving part 33 and the turning rod 32, further reducing the thickness of the smart bed.
  • the driving member 33 is a linear push rod.
  • the linear push rod has a low cost, is convenient to control the volume of the intelligent bed, and is simple and practical.
  • the linear push rod is of the push-only type.
  • the push-only linear push rod only outputs the thrust force, but the output pull force, that is to say, the bed board 2 only relies on gravity to fall in the process of descending. It can completely avoid the danger of pinching caused by the bed board 2 and the turning device 3.
  • FIG. 11 is an exploded view of the C part in the embodiment of the present invention. As shown in FIG. 11 , it also includes: slide rails 9 .
  • the slide rails 9 are arranged in the back panel 22 and the leg panels 24 and are connected with the corresponding first rollers. 311 and the second roller 312 are matched.
  • the slide rail 9 can be arranged in the bed board 2, the closer the top of the slide rail 9 is to the top surface of the bed board 2, the thinner the overall thickness of the electric bed; the slide rail 9 can be made of wear-resistant materials such as metal to avoid long-term contact between the rollers and the bed board 2 Produces wear and tear and increases product durability.
  • the slide rail 9 includes: a U-shaped slideway 91 , the top edges of the two side walls of the slideway 91 extend in opposite directions to form a slideway connecting portion 92 , the bed board 2 is provided with a through hole, and the slideway 91 is located in the through hole , the slideway connecting part 92 is connected with the bottom surface of the bed board 2 .
  • the U-shaped slideway 91 limits the rollers in a specific direction to prevent displacement and prevent the rollers from being damaged; the slideway connecting portion 92 is used to increase the contact area between the slide rail 9 and the bed board 2, and prevent the local pressure from being too large to damage the bed board 2, Extend product life.

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Abstract

L'invention concerne un lit électrique pliable en quatre parties, comprenant une base (1), un panneau de lit (2) et un dispositif de retournement (3), le panneau de lit (2) étant disposé à plat sur la partie supérieure de la base (1) ; le dispositif de retournement (3) est utilisé pour entraîner une partie du panneau de lit (2) à se retourner par rapport à la base (1) ; la base (1) comprend un premier cadre (11), un deuxième cadre (12), un troisième cadre (13) et un quatrième cadre (14) ; le premier cadre (11), le deuxième cadre (12), le troisième cadre (13) et le quatrième cadre (14) sont séquentiellement reliés de manière rotative ou détachable à des jonctions ; le panneau de lit (2) comprend un panneau arrière (22), un panneau pour les hanches (23), un panneau pour les jambes (24) et un panneau pour les pieds (25) ; le panneau arrière (22), le panneau pour les hanches (23), le panneau pour les jambes (24) et le panneau pour les pieds (25) sont respectivement disposés aux parties supérieures du premier cadre (11), du deuxième cadre (12), du troisième cadre (13) et du quatrième cadre (14) ; et une partie terminale (0b) du panneau arrière (22) est articulée à une partie terminale (0b) du premier cadre (11), et une partie de tête (0a) du panneau pour les jambes (24) est articulée à une partie de tête (0a) du troisième cadre (13). Selon l'invention du lit électrique pliable à quatre parties, la dimension après pliage est réduite grâce à la conception à quatre parties, de manière à satisfaire à la norme de transport UPS 130 po, à réduire le coût du transport et à améliorer la concurrence sur le marché.
PCT/CN2021/079268 2020-10-27 2021-03-05 Lit électrique pliable en quatre parties WO2022088574A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114903310A (zh) * 2022-05-20 2022-08-16 乐歌人体工学科技股份有限公司 一种可折叠式电动床框架及电动床

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140366267A1 (en) * 2013-06-17 2014-12-18 Bernard Suh Motorized foldable bed frame assembly
CN206044056U (zh) * 2016-06-20 2017-03-29 常州裕丰家具有限公司 可折叠电动床
CN106724331A (zh) * 2016-12-30 2017-05-31 浙江世道电器有限公司 背部悬空下沉式电动护理床架
CN208658390U (zh) * 2017-09-21 2019-03-29 常州匠心独具智能家居股份有限公司 超薄电动床
CN209135908U (zh) * 2018-05-15 2019-07-23 蔡芳 带枕型四折式折叠床
CN209331531U (zh) * 2018-08-30 2019-09-03 麒盛科技股份有限公司 一种平面型折叠床
CN209360139U (zh) * 2018-10-16 2019-09-10 唐锋 四折叠陪护床
CN209610522U (zh) * 2018-09-21 2019-11-12 麒盛科技股份有限公司 一种双自由度折叠电动床及其连接件
CN211021804U (zh) * 2019-08-15 2020-07-17 麒盛科技股份有限公司 一种三折叠电动床
CN211483726U (zh) * 2019-12-02 2020-09-15 嘉兴市朗爵金属家具有限公司 可三折电动调节床

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140366267A1 (en) * 2013-06-17 2014-12-18 Bernard Suh Motorized foldable bed frame assembly
CN206044056U (zh) * 2016-06-20 2017-03-29 常州裕丰家具有限公司 可折叠电动床
CN106724331A (zh) * 2016-12-30 2017-05-31 浙江世道电器有限公司 背部悬空下沉式电动护理床架
CN208658390U (zh) * 2017-09-21 2019-03-29 常州匠心独具智能家居股份有限公司 超薄电动床
CN209135908U (zh) * 2018-05-15 2019-07-23 蔡芳 带枕型四折式折叠床
CN209331531U (zh) * 2018-08-30 2019-09-03 麒盛科技股份有限公司 一种平面型折叠床
CN209610522U (zh) * 2018-09-21 2019-11-12 麒盛科技股份有限公司 一种双自由度折叠电动床及其连接件
CN209360139U (zh) * 2018-10-16 2019-09-10 唐锋 四折叠陪护床
CN211021804U (zh) * 2019-08-15 2020-07-17 麒盛科技股份有限公司 一种三折叠电动床
CN211483726U (zh) * 2019-12-02 2020-09-15 嘉兴市朗爵金属家具有限公司 可三折电动调节床

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114903310A (zh) * 2022-05-20 2022-08-16 乐歌人体工学科技股份有限公司 一种可折叠式电动床框架及电动床
CN114903310B (zh) * 2022-05-20 2023-12-01 乐歌人体工学科技股份有限公司 一种可折叠式电动床框架及电动床

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