TWM561459U - Electric bed with reciprocating displacement mechanism - Google Patents

Abstract

An electric bed with a reciprocating displacement mechanism is configured to movably arrange a displacement gantry on a base, and drive the displacement gantry to reciprocate relative to the base by using a reciprocating displacement mechanism; the displacement gantry has a fixing frame, and the fixing The first movable frame and the second movable frame are movably connected to the opposite sides of the frame, and a third movable frame is movably connected to the second movable frame. The first and second movable frames respectively extend downwardly to provide a first movable frame. And two connecting members, and movably connecting at least one third connecting member between the third movable frame and the displacement gantry; the displacement gantry is provided with a first power module and a second power module, by the first and second The power module applies a thrust or a pulling force to the first and second connecting members to respectively control the first and second movable frames to rotate upward or downward relative to the fixed frame, thereby controlling the inclination of the first and second movable frames. Adjust the angle or curvature of the mattress placed on the bed frame at an angle.

Description

Electric bed with reciprocating displacement mechanism

The present invention relates to an electric bed that can produce a reciprocating movement or a rocking motion, as well as an angle of inclination of the bed frame and a mattress angle or curvature placed on the bed.

Affected by the stress and stress of life, people often find it difficult to fall asleep or have poor sleep quality, which makes it impossible for people to release their stress and stress through sleep, which has an impact on human health.

In order to improve the foregoing problems, Taiwan Patent Publication No. M400790 discloses an electric bed of a "reciprocating horizontal sliding device", the technical feature of which is to mount a sliding frame on a base with a plurality of roller sets, and mount the sliding frame on the sliding frame. The bed frame is provided so that the sliding frame and the bed frame can be reciprocally slidingly displaced above the base. In addition, a driving mechanism is connected between the base and the sliding frame, and the driving mechanism drives the sliding frame to reciprocally slide and displace on the base, thereby providing sleep aid and improving sleep quality; however, different people have the best sleep aid. The amplitude of the reciprocating sliding displacement before and after will have different feelings. Since the sliding frame and the bed frame can only be reciprocally sliding back and forth with a fixed amplitude, when the user feels the amplitude of the reciprocating sliding displacement of the sliding frame and the bed frame. If you are too big or too small, you will not be able to get the best sleep aid.

In addition, another electric bed of the prior art can adjust the tilt angle of the bed frame to make it more comfortable to lie on the bed. The structure comprises a plurality of bed frames that are axially connected to each other, and is provided with a power component for driving the related bed frame rotation by the power component to control the inclination angle of the relevant bed frame, thereby adjusting the mattress placed on the bed frame Angle or surface curvature.

However, the conventional electric bed with adjustable tilt angle has an unreasonable structure, so that the relevant bed frame is easily deformed after being subjected to the force of the power element for a period of time.

One of the objects of the present invention is to provide an electric bed that has both an angle of inclination to adjust the bed frame and a swinging motion or reciprocating horizontal displacement.

Another object of the present invention is to provide a bed frame structure in which the structural arrangement is more reasonable, so that the bed frame can be subjected to the force for a long time without deformation.

The electric bed with reciprocating displacement mechanism provided by the present invention is characterized in that a displacement gantry is movably disposed on a base, and the reciprocating displacement mechanism is used to drive the displacement gantry to reciprocate relative to the base; the displacement gantry has a a fixed frame, the opposite sides of the fixed frame are respectively movably connected to a first movable frame and a second movable frame, and the second movable frame is movably connected to a third movable frame, and the first and second movable frames respectively extend downward a first and second connecting members are disposed, and at least one third connecting member is movably connected between the third movable frame and the displacement gantry; the displacement gantry is provided with a first power module and a second power module, The first and second power modules respectively apply a thrust or a pulling force to the first and second connecting members to respectively control the first and second movable frames to rotate upward or downward relative to the fixed frame, thereby being controlled by the first Adjust the angle of inclination or curvature of the mattress placed on the bed frame by tilting the two movable frames.

Based on this, the technical means of the creation includes: a base; a displacement gantry disposed above the base, and a reciprocating displacement mechanism coupled between the base and the displacement gantry, the reciprocating displacement mechanism for driving the displacement gantry Reciprocating displacement between opposite directions; a fixing frame disposed on the displacement gantry, the fixing frame comprising two fixed longitudinal rods parallel to each other, and two fixed transverse rods parallel to each other, the fixed longitudinal rod And the fixed transverse rods are perpendicular to each other; a first movable frame comprising two first longitudinal bars parallel to each other, and two first transverse bars parallel to each other, the first longitudinal bars and the first transverse bars Vertically adjacent to each other, one end of the first longitudinal rods is movably coupled to one end of the fixed longitudinal rods of the holder such that the first movable frame is rotatable relative to the fixed frame, and the first movable frame is provided with the displacement a first connecting member extending below the gantry; a second movable frame comprising two second longitudinal rods parallel to each other, and two second transverse rods parallel to each other, the second longitudinal rod and The second transverse rods are perpendicular to each other, and one end of the second longitudinal rod is movably connected to the other end of the fixed longitudinal rods of the fixing frame, so that the second movable frame can be rotated relative to the fixed frame, and the second movable erection is a second connecting member extending below the displacement gantry; a third movable frame comprising two third longitudinal rods parallel to each other, and two third transverse rods parallel to each other, the third longitudinal rod and The third transverse rods are perpendicular to each other, and one ends of the third longitudinal rods are movably connected to the other ends of the second longitudinal rods of the second movable frame, so that the third movable frame can be rotated relative to the second movable frame And the third movable frame and the displacement gantry are movably connected to the at least one third connecting member; a first power module is disposed on the displacement gantry, and the first power module is connected to the first connecting member The first power module applies a thrust or a pulling force to the first connecting member to control the first movable frame to rotate upward or downward relative to the fixed frame; a second power module is disposed on the displacement platform Rack, the second power module The second connecting member, the second power module applies a pushing force or a pulling force to the second connecting member to control the second movable frame to rotate upward or downward relative to the fixed frame; and a third power module The third power module is connected to the third connecting member, and the third power module applies a pushing force or a pulling force to the third connecting member to control the third movable frame relative to the second The movable frame rotates up or down.

In an embodiment, at least one first lug and at least one second lug may be respectively disposed at two ends of the fixed longitudinal rods of the fixing frame, and one end of the first longitudinal rod of the first movable frame is a first shaft is movably coupled to the first lug of the corresponding end, and one end of the second longitudinal rod of the second movable frame is movably coupled to the second lug of the corresponding end by a second shaft, thereby lifting the fixing frame The ability to withstand the reaction forces of the power module.

Preferably, the creation may be that the first connecting member is disposed on the first horizontal bar of the first movable frame, the second connecting member is disposed on the second horizontal bar of the second movable frame, and the third connecting member is disposed at the third movable event. The third transverse rod of the frame.

Preferably, the first power module of the present invention may include: a first telescopic element and a first control element, the first control element controls the extension of the first telescopic element to push the first connector, and is retracted to pull The first connector controls the rotation of the first movable frame to adjust the tilt angle.

Preferably, the second power module of the present invention may include: a second telescopic element and a second control element, the second control element controlling the extension of the second telescopic element to push the second connector, or retracting The second connecting member is pulled to control the rotation of the second movable frame to adjust the tilting angle.

Preferably, the third power module of the present invention may include: a third telescopic element and a third control element, the third control element controls the extension of the third telescopic element to push the third connector, or retract The third connecting member is pulled to control the third movable frame to rotate relative to the second movable frame to adjust the tilt angle.

In an embodiment, the reciprocating displacement mechanism may be a rocking mechanism by which the rocking mechanism drives the displacement stage to reciprocate between opposite ends.

Preferably, the swinging mechanism for controlling the reciprocating sway of the displacement gantry may include: a plurality of erecting rods, the two ends of which are movably connected to the two sides of the pedestal and the two sides of the gantry Between the sides, the base, the displacement gantry on each side and the two of the erecting rods together form a link mechanism; a power source is disposed on the base; a crank shaft is disposed on the base and connected to the base a power source, the crankshaft is movably connected to one end of a rocker arm, and the other end of the rocker arm is movably connected to the displacement gantry; wherein the power source drives the crankshaft to rotate, thereby causing the crankshaft to drive the rocker arm, and then The rocker arm drives the displacement gantry to reciprocate.

Preferably, the power source of the swing mechanism of the present invention may be a motor, and a transmission structure is coupled between the output shaft of the motor and the crank shaft, so that the motor is coupled to drive the crank shaft to rotate via the transmission structure.

In another embodiment, the reciprocating displacement mechanism may be a horizontal displacement mechanism that drives the displacement stage to horizontally reciprocate between opposite ends by the horizontal displacement mechanism.

Preferably, the horizontal displacement mechanism of the present invention comprises: a sliding frame and a driving mechanism, the upper half of the sliding frame is fixed with the displacement frame, and the lower half of the lower half is respectively provided with a complex array with an upper roller and a lower a roller group of the roller, and a carrier plate is disposed at the center of the base, and two sliding rods are respectively disposed on two sides of the supporting plate, and the sliding rods respectively extend the upper roller and the lower roller of the roller group disposed on two sides Between the rollers, the sliding frame is slidably disposed on the base, and the driving mechanism is used to drive the sliding frame as a power source for bidirectional reciprocating horizontal sliding.

The electric bed with the reciprocating displacement mechanism of the present invention has the advantages that the structural arrangement of the bed frame is more reasonable, in addition to the inclination angle of the adjustment bed frame and the swinging action or the horizontal reciprocating displacement. The strength is better, so that the bed frame can be subjected to a long-term force without deformation.

The implementation of the present invention will be described in more detail below with reference to the drawings and component symbols, so that those skilled in the art can implement the present specification after studying the present specification.

1 to FIG. 5; FIG. 1 is a perspective view showing the overall bed frame structure of the electric bed having the reciprocating displacement mechanism; FIG. 2 is the first electric bed showing the reciprocating displacement mechanism of the present invention. The two power modules are actuated to rotate the first and second movable frames upwardly at an angle; FIG. 3 is a front plan view showing the overall bed frame structure of the electric bed with the reciprocating displacement mechanism; FIG. The first power module of the electric bed with the reciprocating displacement mechanism is actuated to rotate the first movable frame upward by an angle; and FIG. 5 is the second power module of FIG. 4 activated to make the second The movable frame is rotated upward by an angle, and the third movable frame is rotated as an angle to a front view.

The preferred embodiment of the electric bed with the reciprocating displacement mechanism provided by the present invention includes a base 30 and a displacement gantry 31. The displacement gantry 31 is disposed above the base 30, and the base 30 and the displacement gantry 31 can be connected. A rocking mechanism is used as a reciprocating displacement mechanism for driving the displacement gantry 31 to reciprocally oscillate relative to the base 30 between opposite directions.

As shown in FIG. 1 and FIG. 2, the base 30 is used as a basic component of the electric bed placed on the ground or the floor, and is substantially connected by a plurality of metal rods by welding techniques to form a rectangular contour frame, and can be visually realized. It is necessary to provide a leg below the base 30, or it may not be provided.

The displacement gantry 31 is movably coupled to the base 30 such that the displacement gantry 31 can reciprocate in opposite directions with respect to the base 30; the displacement gantry 31 is similarly welded by a plurality of metal members. The interconnected groups form a frame of rectangular outlines.

Further, a mounting frame 10D, a first movable frame 10A, a second movable frame 10B and a third movable frame 10C are disposed on the upper surface of the displacement gantry 31. The fixed frame 10D preferably includes two fixed parallel to each other. The longitudinal rod 11D, and two fixed transverse rods 12D parallel to each other, the fixed longitudinal rods 11D and the fixed transverse rods 12D are preferably metal rods and are perpendicular to each other and then fixed to each other by welding techniques to form a high strength group. The rectangular contoured frame; the present invention fixes the fixing frame 10D at an approximately intermediate position above the displacement gantry 31; of course, the fixing frame 10D may be disposed on the displacement gantry 31 at an intermediate biasing end or in the middle opposite to the other. The position of one end, the actual setting position can be specified according to the specifications set by the electric bed. The fixing frame 10D is disposed on the displacement gantry 31 to cooperate with the first movable frame 10A and the second movable frame 10B to provide a function of supporting the mattress.

The first movable frame 10A preferably includes two first longitudinal bars 11A parallel to each other made of a metal material, and two first transverse bars 12A parallel to each other, the first longitudinal bars 11A and the first A transverse rod 12A is perpendicular to each other, and the first longitudinal rod 11A and the second transverse rod 12A are joined to each other by welding techniques to form a frame having a rectangular structure of high strength.

One side of the first movable frame 10A is used for movably connecting with one side of the fixed frame 10D, so that the first movable frame 10A can be rotated relative to the fixed frame 10D, and the optimal movable connection manner is the same. One end of a longitudinal rod 11A is movably connected to one end of the fixed longitudinal rod 11D of the fixing frame 10D; for example, a first lug 14A may be respectively disposed at one end of the two fixed longitudinal rods 11D of the fixing frame 10D, and in each of the first A sidewall of one end of the longitudinal rod 11A and the first lug 14A are respectively provided with holes, and then a shaft passes through the holes of the first longitudinal rod 11A and the first lug 14A to axially connect the first longitudinal rod 11A. A lug 14A allows the first movable frame 10A to be rotated relative to the fixed frame 10D. In addition, the first movable frame 10A is provided with a first connecting member 13A extending downwardly from the displacement stage 31, and the other end of the first connecting member 13A extends to a first transverse rod 12A of the first movable frame 10A and is preferably The ground is fixed by welding technology.

One side of the second movable frame 10B is used for movably connecting with the other side of the fixed frame 10D, so that the second movable frame 10B can be rotated relative to the fixed frame 10D, and the optimal movable connection manner is such that One end of the second longitudinal rod 11B is movably connected to the other end of the fixed longitudinal rod 11D of the fixing frame 10D; for example, a second lug 14B may be respectively disposed at the other end of the two fixed longitudinal rods 11D of the fixing frame 10D, And a hole is formed in the sidewall of one end of each of the second longitudinal rods 11B and the second lug 14B, and the other shaft passes through the holes of the second longitudinal rod 11B and the second lug 14B to move the second longitudinal rod The 11B shaft is coupled to the second lug 14B such that the second movable frame 10B is rotatable relative to the fixed frame 10D. In addition, the second movable frame 10B is provided with a second connecting member 13B extending below the displacement stage 31, and the other end of the second connecting member 13B extends to a second transverse rod 12B of the second movable frame 10B and is preferably The ground is fixed by welding technology.

One side of the third movable frame 10C is used for movably connecting with the other side of the second movable frame 10B, so that the third movable frame 10C can be rotated relative to the second movable frame 10B, and the optimal movable connection manner thereof One ends of the third longitudinal rods 11C are movably connected to the other ends of the second longitudinal rods 11B of the second movable frame 10B; for example, a third lug may be respectively disposed at one ends of the two third longitudinal rods 11C. 14C, and a hole is formed in a sidewall of the other end of each of the second longitudinal rods 11B and the third lug 14C, and then passes through a hole of the second longitudinal rod 11B and the third lug 14C by a shaft to be the second The longitudinal rod 11B is axially coupled to the third lug 14C such that the third movable frame 10C is rotatable relative to the second movable frame 10B. In addition, the third movable frame 10C is provided with a third connecting member 13C extending below the displacement stage 31, and the other end of the third connecting member 13C extends to a third lateral rod 12C of the third movable frame 10C and is preferably The ground is fixed by welding technology.

Furthermore, in order to provide a function of adjusting the tilt angle of the electric bed and adjusting the curvature of the surface of the mattress placed thereon, the present invention further includes a first power module 20A, a second power module 20B and a third The power module 20C; the first power module 20A provides power for controlling the rotation of the first movable frame 10A relative to the fixed frame 10D; and the second power module 20B provides control for the second movable frame 10B relative to the fixed frame 10D. The power of the rotation; and the power to control the rotation of the third movable frame 10C relative to the second movable frame 10B is provided by the third power module 20C.

The first power module 20A may be disposed on the displacement gantry 31 and connect the first power module 20A to the first connecting member 13A, so that the first power module 20A applies a pushing force or a pulling force to the first connecting member 13A. The first movable frame 10A can be controlled to rotate upward or downward with respect to the fixed frame 10D; that is, when the first movable frame 10A is rotated upward, the first movable frame 10A can have an inclined angle with respect to the fixed frame 10D ( As shown in FIG. 2, FIG. 4 and FIG. 5), when the first movable frame 10A is rotated downward, the first movable frame 10A can be finally flushed without any angle with respect to the fixed frame 10D (see FIGS. 1 and 3). Shown). For example, the first power module 20A may include a first telescopic element 21A and a first control element 22A, and the first control element 22A controls the first telescopic element 21A to elongate to push the first connecting member 13A, or to retract The first connecting member 13A is pulled. Preferably, the first telescopic element 21A can be a hydraulic cylinder, and the first control element 22A can be a control motor.

The second power module 20B can be disposed on the displacement gantry 31 and connect the second power module 20B to the second connecting member 13B, so that when the second power module 20B applies a pushing force or a pulling force to the second connecting member 13B. The second movable frame 10B can be controlled to rotate upward or downward with respect to the fixed frame 10D; that is, when the second movable frame 10B is rotated upward, the second movable frame 10B can have an inclined angle with respect to the fixed frame 10D ( As shown in FIG. 2, FIG. 4 and FIG. 5), when the second movable frame 10B is rotated downward, the second movable frame 10B can be finally flushed without any angle with respect to the fixed frame 10D (see FIGS. 1 and 3). Shown). For example, the second power module 20B may include a second telescopic element 21B and a second control element 22B, and the second control element 22B controls the second telescopic element 21B to elongate to push the second connecting member 13B, or to retract The second connecting member 13B is pulled. Preferably, the second telescopic element 21B can be a hydraulic cylinder, and the second control element 22B can be a control motor.

The third power module 20C may be disposed on the displacement gantry 31 and connect the third power module 20C to the third connecting member 13C, so that the third power module 20C applies a pushing force or a pulling force to the third connecting member 13C. The third movable frame 10C can be controlled to rotate upward or downward relative to the second movable frame 10B; that is, when the third movable frame 10C is rotated downward, the third movable frame 10C can be moved relative to the second movable frame 10B. Tilting down an angle (as shown in FIG. 2, FIG. 4 and FIG. 5); when the third movable frame 10C is rotated upward, the third movable frame 10C can finally be flush with respect to the second movable frame 10B without any angle. (As shown in Figures 1 and 3). For example, the third power module 20C may include a third telescopic element 21C and a third control element 22C, and the third control element 22C controls the third telescopic element 21C to elongate to push the third connecting member 13C, or to retract The third connecting member 13C is pulled. Preferably, the third telescopic element 21C may be a hydraulic cylinder, and the third control element 22C may be a control motor.

As shown in FIG. 1 to FIG. 5 , the present invention further connects a swing mechanism between the base 30 and the displacement gantry 31 for driving the displacement gantry 31 to reciprocate relative to the base 30 between opposite directions. Swing displacement. The rocking mechanism includes a plurality of levers 32, a power source 4 and a crankshaft 41. The two ends of the rods 32 can be inserted through the shafts to be movably connected between the two sides of the base 30 and the same side of the displacement gantry 31, so that the base 30 and the displacement gantry on each side 31 together with the mast 32 constitutes a linkage mechanism.

As shown in FIG. 6 to FIG. 8 , the power source 4 is disposed on the base 30 . The crankshaft 41 is disposed on the base 30 and connected to the power source 4; the crankshaft 41 is movably connected to one end of the rocker arms 42, 43, and the other end of the rocker arms 42, 43 is movably connected to the displacement gantry 31; wherein the power source 4 drives the crank The shaft 41 rotates, and the crank shaft 41 drives the rocker arms 42, 43 to cause the rocker arms 42, 43 to drive the displacement stage 31 to reciprocate. The power source 4 includes a motor, and a transmission structure is coupled between the output shaft of the motor and the crankshaft 41, so that the motor is coupled to drive the crankshaft to rotate via the transmission structure.

Two slabs 301 are disposed near the central portion of the base 30, and an accommodating space is disposed between the two slabs 301 for mounting a rocking mechanism and a swing adjustment mechanism coupled between the base 30 and the displacement gantry 31. In order to drive the displacement stage 31 above the base 30 for back and forth reciprocating rocking displacement.

The rocking mechanism includes a crank shaft 41 that is driven by the first driving source 40 and has an eccentric section 411 on the base 30. The first set of rocker arms are respectively pivotally connected to the two sides of the eccentric section 411 of the crankshaft 41. When the crankshaft 41 is rotated, the first set of rocker arms 42 are interlocked with the eccentric section 411 of the crankshaft 41 for the front and rear reciprocating rocking displacement. In this embodiment, the first driving source 40 is attached to the base 30. A first motor 401 is disposed between the shelf plates 301. A transmission structure is coupled between the output shaft of the first motor 401 and the crankshaft 41. The first motor 401 can be coupled to drive the crankshaft 41 via the transmission structure. The eccentric section 411 of the crankshaft 41 is coupled to the first set of rocker arms 42 for reciprocating rocking displacement; wherein the transmission structure is coupled to the first drive shaft 403 by the first pulley set 402 on the output shaft of the first motor 401, A drive shaft 403 is coupled to the second drive shaft 405 by the second pulley set 404; the second drive shaft 405 is coupled to the crankshaft 41 by the third pulley set 406, so that the first motor 401 can be passed through the first pulley set 402, First drive shaft 403, second pulley set 404, second Shaft 405, and a third set of pulleys 406 drive link 41 rotates the crank shaft.

Further, a pivot 431 for pivoting the lower end of the second set of rocker arms 43 is disposed on the base 30, and the second set of rocker arms 43 are rocked and displaced with the pivot 431 as a fulcrum, and the second set of rocker arms 43 are connected. The end portions of the first group of rocker arms 42 and the displacement stage 31 are pivoted such that the first group of rocker arms 42 and the second group of rocker arms 43 are interlocked with each other, and the second group of rocker arms 43 are pivoted with the pivot 431 Reciprocating rocking displacement, and then the second set of rocker arms 43 drive the displacement gantry 31 for back-and-forth swinging displacement; in this embodiment, the end of the first set of rocker arms 42 is pivotally connected to the second set of rocker arms 43 interlocking rod 421, so that the first group of rocker arms 42 can interlock the second group of rocker arms 43 to reciprocate the rocking displacement, and the second group of rocker arms 43 is provided with a shaft 433 at the upper end, and the displacement frame 31 is provided with a link. The member 311 is configured to connect the shaft 433 of the second group of rocker arms 43 to connect the second group of rocker arms 43 to the front and rear reciprocating rocking displacement.

The swing adjustment mechanism is provided with a displacement group 50 on the second group of rocker arms 43, and the linkage rod 421 of the end of the first group of rocker arms 42 is displaced along the second group of rocker arms 43 by the displacement group 50 to adjust The distance between the linkage rod 421 of the end of the first set of rocker arms 42 and the pivot 431 of the second set of rocker arms 43 allows the first set of rocker arms 42 to interlock the second set of rocker arms 43 for different amplitudes of reciprocating rocking displacement. In the present embodiment, the displacement group 50 is mounted on a side of the second group of rocker arms 43 to erect a second driving source, and the second driving source is The second motor 51 drives the screw 52. One end of a displacement member 53 is provided with a screw sleeve 531 for screwing on the screw 52, and the other end is provided with a pivoting portion 532 for pivoting the end of the first group of rocker arms 42. The linkage rod 421, the second group of rocker arms 43 are provided with guide grooves 432 extending toward the upper and lower ends, so as to extend the linkage rod 421 of the end portions of the first group of rocker arms 42 and the linkage rod 421 The displacement can be adjusted up and down in the guide groove 432, and the screw 52 can be driven to rotate by the second motor 51 to drive the displacement member 53 to be displaced, and the first group of rocker arms 42 are linked. The end linkage rod 421 is displaced along the guide groove 432 of the second group of rocker arms 43 to adjust the distance between the linkage rod 421 of the end of the first group of rocker arms 42 and the pivot shaft 431 of the second group of rocker arms 43. A set of rocker arms 42 can interlock the second set of rocker arms 43 to make reciprocating rocking displacements of different amplitudes, thereby driving the displacement stage 31 to perform back and forth reciprocating rocking displacements of different amplitudes.

In the present embodiment, the displacement gantry 31 can be placed on the mattress 60, and further includes a mattress 60 for the user to lie down, ride or stand up for use as a mattress 60 for lying down. When the user lies on the mattress 60, the swing mechanism can drive the displacement gantry 31 and the mattress 60 to perform regular back and forth reciprocating rocking displacement, and adjust the displacement gantry 31 and the mattress 60 by using the swing adjustment mechanism. The amplitude of the back and forth reciprocating rocking displacement to meet user needs, to provide sleep and improve sleep quality.

Referring to FIG. 8 , the first motor 401 of the first driving source 40 of the rocking mechanism is coupled to drive the crankshaft 41 to rotate. The eccentric section 411 of the crankshaft 41 is connected to the first group of rocker arms 42 for back and forth. The swaying displacement, and the linkage rod 421 at the end of the first set of rocker arms 42 drives the second group of rocker arms 43 to reciprocate with the pivot 431 as the axis. At this time, the eccentric section 411 of the crankshaft 41 is linked first. The maximum displacement distance of the group rocker arm 42 for reciprocating rocking is L, and the distance between the linkage rod 421 of the end of the first group of rocker arms 42 and the pivot shaft 431 of the lower end of the second group of rocker arms 43 is R1, so that the first group The rocker arm 42 drives the second group of rocker arms 43 to make a reciprocating rocking displacement within a rocking angle θ1, and the shaft 433 of the upper end of the second group of rocker arms 43 is used to interlock the displacement frame 31 and the mattress 60 above the base 30. Reciprocating rocking displacement back and forth to provide sleep aid and improve sleep quality.

Referring to FIG. 9 , the present invention can adjust the amplitude of the reciprocating swing before and after the displacement stage 31 by using the swing adjustment mechanism to meet the user's needs; for example, when the user adjusts the back-and-forth swing amplitude of the increased displacement stage 31. The second motor 51 of the displacement group 50 drives the screw 52 to rotate to drive the displacement member 53 to the lower end of the second group of rocker arms 43 and interlock the first group of rocker arms 42 with the eccentric portion 411 of the crankshaft 41. The pivoting of the shaft causes the linkage rod 421 of the end of the first group of rocker arms 42 to be displaced along the guide groove 432 of the second group of rocker arms 43 to the pivot 431 of the lower end of the second group of rocker arms 43 by an appropriate distance, so that the first group The distance between the linkage rod 421 at the end of the rocker arm 42 and the pivot 431 at the lower end of the second group of rocker arms 43 is reduced to R2.

Referring to FIG. 10, when the first motor 401 of the first driving source 40 of the rocking mechanism is coupled to the driving crankshaft 41, the eccentric section 411 of the crankshaft 41 is linked to the first group of rocker arms 42 for forward and backward reciprocating rocking displacement. And the linkage rod 421 at the end of the first set of rocker arms 42 drives the second group of rocker arms 43 to reciprocate and swing with the pivot 431 as an axis. At this time, the first group of rocker arms are linked by the eccentric section 411 of the crankshaft 41. 42 The maximum displacement distance L for reciprocating rocking is a fixed value, and the distance R2 between the linkage rod 421 of the end of the first group of rocker arms 42 and the pivot shaft 431 of the lower end of the second group of rocker arms 43 is small, so that the first group The rocker arm 42 can drive the second group of rocker arms 43 to reciprocate and oscillate within a large rocking angle θ2, and the shaft 433 of the upper end of the second set of rocker arms 43 can be used to link the displacement frame 31 and the mattress 60 to the base 30. A large amplitude of back and forth reciprocating rocking displacement is made above to meet the user's needs. Therefore, the present invention uses the swing adjustment mechanism to adjust the distance between the end of the first set of rocker arms 42 and the pivot 431 of the second set of rocker arms 43, so that the first set of rocker arms 42 can be linked to the second set of shakes. The arm 43 performs a large-scale reciprocating rocking displacement, and drives the displacement gantry 31 and the mattress 60 to perform a large-amplitude reciprocating rocking displacement to meet the user's needs, thereby achieving the practical benefit of improving the sleep aid effect and sleep quality.

Referring to FIG. 11 , when the user adjusts the back-and-forth swinging amplitude of the reduced displacement stage 31 , the second motor 51 of the displacement group 50 drives the screw 52 to rotate to drive the displacement member 53 to the second group of rocker arms 43 . The upper end of the rocker arm 42 is axially rotated with the eccentric section 411 of the crankshaft 41 as an axis, so that the linkage rod 421 of the end of the first set of rocker arms 42 is guided along the guide groove of the second set of rocker arms 43. The 432 is displaced to the upper end of the second set of rocker arms 43 by an appropriate distance such that the distance between the linkage rod 421 of the end of the first set of rocker arms 42 and the pivot 431 of the lower end of the second set of rocker arms 43 is increased to R3.

Referring to FIG. 12, when the first motor 401 of the first driving source 40 of the rocking mechanism is coupled to the driving crankshaft 41, the eccentric section 411 of the crankshaft 41 is interlocked with the first group of rocker arms 42 for reciprocating rocking displacement, and The linkage rod 421 at the end of the first set of rocker arms 42 drives the second group of rocker arms 43 to reciprocate and swing with the pivot 431 as the axis. At this time, the first group of rocker arms 42 are interlocked due to the eccentric section 411 of the crankshaft 41. The maximum displacement distance L for reciprocating sway is a fixed value, and the distance R3 between the linkage rod 421 at the end of the first group of rocker arms 42 and the pivot 431 at the lower end of the second group of rocker arms 43 is large, so that the first group of rocker arms 42 can drive the second group of rocker arms 43 to make a reciprocating rocking displacement within a small rocking angle θ3, and use the shaft 433 of the upper end of the second group of rocker arms 43 to link the displacement frame 31 and the mattress 60 above the base 30. Smaller back and forth reciprocating rocking displacement to meet user needs. Thereby, the creation adjusts the distance between the end of the first set of rocker arms 42 and the pivot 431 of the second set of rocker arms 43, so that the first set of rocker arms 42 can interlock the second set of rocker arms 43 to a smaller extent. The reciprocating rocking displacement drives the displacement gantry 31 and the mattress 60 to perform a small amplitude back and forth reciprocating rocking displacement to meet the user's needs, thereby achieving the practical benefit of improving sleep aid performance and sleep quality.

Further, FIGS. 13 to 16 show that the present creation can use a horizontal displacement mechanism in place of the aforementioned embodiment of the rocking mechanism so that the bed frame can reciprocate in the horizontal direction. 13 is a partial perspective exploded view showing the horizontal displacement mechanism of the present invention; FIG. 14 is a partial perspective view showing the horizontal displacement mechanism of the present creation; FIG. 15 is a front perspective view showing the horizontal displacement mechanism of the present creation; 16 is a schematic side cross-sectional view showing the horizontal displacement mechanism of the present creation.

As shown in FIG. 13 to FIG. 16, the horizontal displacement mechanism 70 is disposed between the base 30 and the displacement gantry 31, and includes a carriage 701 and a driving mechanism 702. The upper half of the carriage 701 is displaced from the bed. The gantry 31 is fixed, and the roller group 703 of the upper roller 7031 and the lower roller 7032 is respectively disposed on the two sides of the lower half of the sliding frame 701. A carrier 704 is disposed at the center of the base 30, and is disposed on two sides of the carrier 704. Two sliding rods 7011 are respectively disposed, and the two sliding rods 7011 are respectively disposed between the two rollers 703 and the lower roller 7032.

The driving mechanism 702 is fixed on the bearing plate 704 of the base 30 to fix a pivoting seat 7021. The two ends of the pivoting seat 7021 are respectively provided with a rotating shaft 7022 and an eccentric shaft 7023. One end of the rotating shaft 7022 is a first pulley set 7024. The power source 7025 is coupled to drive the rotating shaft 7022 to rotate. The power source 7025 can be a motor, and the other end of the rotating shaft 7022 is coupled to the eccentric shaft 7023 by the second pulley set 7026, and is coupled to the eccentric by a rocker arm 7027. Between the shaft 7023 and the carriage 701, one end of the rocker arm 7027 is pivotally connected to the eccentric shaft 7023, and the other end is pivotally connected to one of the pivoting portions 7012 of the carriage 701, and the eccentric shaft 7023 is driven by the power source 7025. Rotating and oscillating the rocker arm 7027 along the eccentric shaft 7023, the rocker arm 7027 is used to drive the carriage 701 to make a two-way reciprocating horizontal slip, thereby helping the user to fall asleep and improve sleep quality in a regular shaking manner.

The above description is only for the purpose of explaining the preferred embodiment of the present invention, and is not intended to impose any limitation on the present creation, so that any modifications or changes to the creation made in the same creative spirit are made. , should still be included in the scope of protection of this creative intent.

10A‧‧‧First Activity Shelf
11A‧‧‧first longitudinal pole
12A‧‧‧first transverse rod
13A‧‧‧First connector
14A‧‧‧First lug
10B‧‧‧Second movable frame
11B‧‧‧Second longitudinal rod
12B‧‧‧Second transverse rod
13B‧‧‧Second connector
14B‧‧‧second lug
10C‧‧‧ third activity frame
11C‧‧‧third longitudinal pole
12C‧‧‧ third transverse rod
13C‧‧‧ third connector
10D‧‧‧fixing frame
11D‧‧‧Fixed longitudinal rod
12D‧‧‧fixed transverse rod
20A‧‧‧First Power Module
21A‧‧‧First telescopic element
22A‧‧‧First control element
20B‧‧‧second power module
21B‧‧‧Second telescopic element
22B‧‧‧Second control element
20C‧‧‧ Third Power Module
21C‧‧‧ Third telescopic element
22C‧‧‧ third control element
30‧‧‧Base
301‧‧‧ board
31‧‧‧Displacement gantry
311‧‧‧Links
32‧‧‧ pole
4‧‧‧Power source
40‧‧‧First drive source
401‧‧‧First motor
402‧‧‧First pulley set
403‧‧‧First drive shaft
404‧‧‧Second pulley set
405‧‧‧second drive shaft
406‧‧‧3rd pulley set
41‧‧‧ crankshaft
411‧‧‧eccentric section
42‧‧‧The first set of rocker arms
421‧‧‧ linkage rod
43‧‧‧The second set of rocker arms
431‧‧‧ pivot
432‧‧ ‧ guide slot
433‧‧‧ shaft
50‧‧‧displacement group
51‧‧‧second motor
52‧‧‧ screw
53‧‧‧ displacement parts
531‧‧‧Spiral sleeve
532‧‧‧ pivotal department
60‧‧‧ mattress
70‧‧‧Horizontal displacement mechanism
701‧‧‧Slide
7011‧‧‧Sliding rod
7012‧‧‧ pivotal department
702‧‧‧ drive mechanism
7021‧‧‧ pivoting seat
7022‧‧‧ shaft
7023‧‧‧Eccentric shaft
7024‧‧‧First pulley set
7025‧‧‧Power source
7026‧‧‧Second pulley set
7027‧‧‧ rocker arm
703‧‧‧Roller set
7031‧‧‧Upper scroll wheel
7032‧‧‧Down roller
704‧‧‧ board

1 is a perspective view showing the overall bed frame structure of the electric bed having the reciprocating displacement mechanism of the present invention; FIG. 2 is a view showing the first and second power modules of the electric bed having the reciprocating displacement mechanism of the present invention, so that the first, FIG. 3 is a front plan view showing the overall bed frame structure of the electric bed with the reciprocating displacement mechanism of the present invention; FIG. 4 is a view showing the electric bed of the present invention having a reciprocating displacement mechanism. A schematic diagram of a planar operation of a power module to rotate the first movable frame upward; FIG. 5 is a second power module of FIG. 4 activated to rotate the second movable frame upward by an angle, and a third activity FIG. 6 is a schematic plan view showing the rocking mechanism of the electric bed having the reciprocating displacement mechanism; FIG. 7 is a schematic cross-sectional view showing the rocking mechanism of the present invention; FIG. 8 is a schematic view showing the creation of the rocking mechanism of the present invention; Schematic diagram of the swing mechanism; Figure 9 shows the use of the swing mechanism of this creation to increase the swing amplitude Figure 10 is a schematic view showing the rocking motion of the rocking mechanism of Figure 9; Figure 11 is a schematic view showing the use of the rocking mechanism of the present invention to adjust the rocking amplitude; Figure 12 is a schematic view of the rocking motion of the rocking mechanism of Figure 11; FIG. 14 is a partial perspective view showing the horizontal displacement mechanism of the present invention; FIG. 15 is a front perspective view showing the horizontal displacement mechanism of the present creation; and FIG. 16 is a view showing the level of the present creation. A side cross-sectional view of the displacement mechanism.

Claims (9)

An electric bed with a reciprocating displacement mechanism includes: a base; a displacement gantry disposed above the base, a reciprocating displacement mechanism coupled between the base and the displacement gantry, the reciprocating displacement mechanism for driving the displacement stage The frame is reciprocally displaced between opposite directions; a fixing frame is disposed on the displacement gantry, the fixing frame comprises two fixed longitudinal rods parallel to each other, and two fixed transverse rods parallel to each other, the fixed longitudinal direction The rod and the fixed transverse rod are perpendicular to each other; a first movable frame comprising two first longitudinal rods parallel to each other, and two first transverse rods parallel to each other, the first longitudinal rods and the first lateral direction The rods are perpendicular to each other, and one end of the first longitudinal rods is movably connected to one end of the fixed longitudinal rods of the fixing frame, so that the first movable frame can be rotated relative to the fixed frame, and the first movable frame is provided a first connecting member extending below the displacement gantry; a second movable frame comprising two second longitudinal rods parallel to each other, and two a parallel second transverse rod, the second longitudinal rod and the second transverse rod are perpendicular to each other, and one end of the second longitudinal rod is movably connected with the other end of the fixed longitudinal rod of the fixing frame, so that the second movable frame Rotatable relative to the holder, and the second movable frame is provided with a second connecting member extending below the displacement gantry; a third movable frame comprising two third longitudinal rods parallel to each other, and two a third transverse bar parallel to each other, the third longitudinal bar and the third transverse bar being perpendicular to each other, one end of the third longitudinal bars being movably connected to the other end of the second longitudinal bars of the second movable frame, such that The third movable frame is rotatable relative to the second movable frame, and the third movable frame is provided with a third connecting member; a first power module is disposed on the displacement platform, and the first power module is connected to the first movable module a connecting member, the first power module applies a thrust or pulling force to the first connecting member to control the first movable frame to rotate upward or downward relative to the fixed frame; a second power module is disposed on This bit a second power module is connected to the second connecting member, and the second power module applies a pushing force or a pulling force to the second connecting member to control the second movable frame to rotate upward or upward relative to the fixed frame And a third power module is disposed on the displacement gantry, the third power module is connected to the third connecting component, and the third power module applies a pushing force or a pulling force to the third connecting component to control The third movable frame rotates upward or downward relative to the second movable frame. An electric bed having a reciprocating displacement mechanism according to claim 1, wherein the fixed longitudinal rods of the fixing frame are respectively provided with at least one first lug and at least one second lug. One end of the first longitudinal rod of the first movable frame is movably coupled to the first lug of the corresponding end by a first shaft, and one end of the second longitudinal rod of the second movable frame is a second shaft movable shaft The second lug connected to the corresponding end. An electric bed having a reciprocating displacement mechanism according to claim 2, wherein the first connecting member is disposed on the first transverse bar of the first movable frame, and the second connecting member is disposed in the second activity The second transverse rod of the frame, and the third connecting member is disposed on the third transverse rod of the third movable frame. The electric bed having a reciprocating displacement mechanism according to claim 3, wherein the first power module comprises a first telescopic element and a first control element, and the first control element controls the first telescopic element Extending to push the first connector or retract to pull the first connector. The electric bed having a reciprocating displacement mechanism according to claim 4, wherein the second power module comprises a second telescopic element and a second control element, and the second control element controls the second telescopic element Elongate to push the second connector or retract to pull the second connector. The electric bed having a reciprocating displacement mechanism according to claim 5, wherein the third power module comprises a third telescopic element and a third control element, and the third control element controls the third telescopic element Extending to push the third connector or retract to pull the third connector. The electric bed with a reciprocating displacement mechanism according to the sixth aspect of the invention, wherein the reciprocating displacement mechanism is a rocking mechanism, comprising: a plurality of rods, wherein two ends of the rods are respectively movably connected to the base Between the side and the same side of the two sides of the displacement gantry, the base, the displacement gantry on each side and the two of the erecting rods together form a linkage mechanism; a power source is disposed on the base; a crankshaft is disposed on the base and connected to the power source, the crankshaft is movably connected to one end of a rocker arm, and the other end of the rocker arm is movably connected to the displacement gantry; wherein the power source drives the crankshaft to rotate, and further The crankshaft is driven to move the rocker arm, and the rocker arm is driven to reciprocately swing the displacement frame. The electric bed with a reciprocating displacement mechanism according to claim 7, wherein the power source is a motor, and a transmission structure is coupled between the output shaft of the motor and the crank shaft, so that the motor is transmitted through the transmission structure. The link drives the crankshaft to rotate. The electric bed with a reciprocating displacement mechanism according to claim 6, wherein the reciprocating displacement mechanism is a horizontal displacement mechanism, comprising: two sliding rods, respectively disposed at a center of the base plate a sliding frame, the upper half of which is fixed to the displacement gantry, and the lower half of the lower half is respectively provided with a plurality of roller sets having an upper roller and a lower roller, and the sliding bars are respectively inserted through the roller Between the upper roller and the lower roller of the roller set, the sliding frame is slidably disposed on the base; and a driving mechanism for driving the sliding frame to reciprocate horizontally in opposite directions.