KR20180041015A - Rocking bed - Google Patents

Abstract

The present invention relates to a rocking bed. The rocking bed comprises: a fixing frame unit provided in rectangular frame shape; at least one pair of roller units provided on the upper surface of the fixing frame unit; a moving frame unit provided in the shape of a rectangular frame and disposed on the roller units to be moved in the longitudinal direction; a power unit provided on the fixing frame unit to rotate; and a cam unit for connecting the power unit and the moving frame unit, converting rotational movement of the power unit into a linear reciprocating motion, transferring the linear reciprocating motion to the moving frame unit, and linearly reciprocating the moving frame unit in the longitudinal direction. According to the present invention, a linear reciprocating motion can be felt on the bed, so that a user can rapidly fall asleep. The present invention can minimize noise caused by the cam unit and interfering with a tight sleep. The linear reciprocating motion can be performed by minimum power through the power unit and the cam unit. Accordingly, maintenance cost and energy efficiency is excellent, and the bed can be prevented from turning over or a user can be prevented from falling from the bed due to the roller unit and the cam unit.

Description

Rocking Bed {ROCKING BED}

The present invention relates to a rocking bed. More particularly, to a rocking bed capable of inducing a comfortable sleeping through a linear reciprocating motion.

According to a study published by the University of Geneva, Professor Sophie Swartz (Switzerland), taking a sleep on a hammock that swings up and down or to the left and right rather than a fixed bed, a healthy adult male of 22 to 38 years old, After sleeping on a rock bed, the results of a sleep Darwin test show that a person who has been sleeping in a rock bed has reached a state of sleep more quickly by the effect of the hammock and the movement of the pupil is more stable.

The present invention is based on the above-described research results. A general fixed bed can not provide the user with the effect of the above-mentioned research result since it can not provide the user with the left-right shaking. The curved type rolled bed disclosed in the prior art document 1 (Korean Utility Model No. 452,380) is provided in a curved shape in the lower part to realize a hammock effect, thereby contributing to a good night's sleep. However, There is a problem in terms of safety such as an accident such as overturning, and the position is not fixed and the sleeping is not easy. In addition, the prefabricated rocking bed disclosed in the prior art document 2 (Korean Utility Model No. 156,977) has a problem in that it can not prevent a safety accident in which a user falls because the bed is rolled in direct contact with the ground have.

Prior Art 1: Registered Utility Model No. 452,380 Prior Art 2: Practical New Design Registration No. 156,977

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is an object of the present invention to provide a swinging bed which can quickly reach a good night's sleep by allowing a user to feel a straight reciprocating motion on the bed.

It is another object of the present invention to provide a rocking bed capable of solving the above problems and minimizing noise disturbed by a good night's sleep.

Further, the technical problem of the present invention is to solve the problem that the rocking bed is rolled over by a linear reciprocating motion or the user is dropped.

According to an aspect of the present invention, there is provided an image forming apparatus including: a fixed frame portion provided in a rectangular frame shape; a pair of roller portions provided on an upper surface of the fixed frame portion; a movable frame portion provided in a rectangular frame shape, And a cam portion that is provided in the fixed frame portion and rotates, connects the power portion and the movable frame portion, converts the rotational motion of the power portion into a linear reciprocating motion, and transfers the rotational motion to the moving frame portion, To provide a rocking bed.

According to the present invention, a user can feel a straight reciprocating motion on the bed, thereby quickly reaching a good night's sleep.

In addition, according to the present invention, it is possible to minimize noise that is disturbed by a sleeping face due to a cam portion.

According to the present invention, the linear reciprocating motion can be realized with minimum power through the power section and the cam section, and the maintenance cost and energy efficiency are excellent.

Furthermore, according to the present invention, it is possible to solve the problem of overturning or dropping the user due to the roller portion and the cam portion.

1 is a perspective view illustrating a rocking bed according to an embodiment of the present invention.
FIG. 2 is a view illustrating a fixed frame and a moving frame of a rocking bed according to an embodiment of the present invention.
3 is a view illustrating a cam portion of a rocking bed according to an embodiment of the present invention.
FIGS. 4 and 5 are views showing a rocking bed reciprocating linearly according to an embodiment of the present invention.
6 is a view illustrating a ball hinge portion of a rocking bed according to an embodiment of the present invention.
7 is a view illustrating one of roller portions of a rocking bed according to an embodiment of the present invention.
FIG. 8 is a view showing a rail part and a guide part of a rocking bed according to an embodiment of the present invention.
9 is a photograph showing a ball hinge portion of a rocking bed according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Also, in order to clearly illustrate the present invention in the drawings, portions not related to the present invention are omitted, and the same or similar reference numerals denote the same or similar components.

The objects and effects of the present invention can be understood or clarified naturally by the following description, and the objects and effects of the present invention are not limited only by the following description.

The objects, features and advantages of the present invention will become more apparent from the following detailed description. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail. Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 and 2 are schematic views of a rocking bed according to an embodiment of the present invention. The rocking bed according to an embodiment of the present invention includes a stationary frame portion 10 positioned on the ground, a roller portion 15 provided at the upper end of both sides of the stationary frame, , A power section (30) that linearly reciprocates (b) the moving frame section (20), and a cam section (40). Hereinafter, each configuration will be described in detail with reference to the drawings.

The stationary frame portion 10 may be provided as a frame having a rectangular frame shape positioned on the ground. In a preferred embodiment, the fixed frame portion 10 may have a leg portion having a predetermined height from the ground. In detail, the fixed frame portion 10 can be provided as a frame of a shape of a straight face. For example, the fixed frame portion 10 may be provided with four linear frames formed on four edges of the upper surface of the rectangular parallelepiped. The fixed frame part 10 may be formed in a rectangular shape having a longer longitudinal direction (y) than the lateral direction (x) like a general bed. Here, the lateral direction (x) refers to the direction across the user's left and right when the user is in bed, and the longitudinal direction (y) refers to the direction across the head and legs. In a preferred embodiment, the fixed frame portion 10 may further include a first transverse frame portion 11 transversely to the inside thereof and a first end frame portion 12 terminating therein.

Referring to FIGS. 1, 2 and 7, one or more roller portions 15 may be formed on the upper surface of the fixed frame portion 10, more specifically, on the upper ends of both side surfaces. On the upper surface of the roller portion 15, the moving frame portion 20 can be mounted (seated). The roller units 15 may be provided in at least one pair, and in a preferred embodiment, two pairs of roller units 15 may be provided on the left and right sides of the stationary frame. The roller unit 15 can minimize the frictional force and support the weight when the movable frame unit 20 mounted thereon is linearly reciprocating motion (b) above the fixed frame unit 10. [ Therefore, it is preferable that the roller portions 15 are located on the left and right sides of the fixed frame portion 10. More specifically, it is most preferable that the roller portion 15 is provided on each of the four corners of the stationary frame portion 10 in two pairs. Further, the pair of roller portions 15 are all provided so as to rotate about the same axis. Here, the roller portion 15 may be provided to rotate about an axis having the lateral direction (x).

Referring to FIG. 7, the roller unit 15 may be provided in a shape such that the movable frame unit 20 is not moved to the left or right when the movable frame unit 20 is stationary and reciprocates linearly. In detail, the roller portion 15 may include a stepped jaw portion 151. [ More specifically, the pair of roller portions 15 disposed on the left and right sides of the fixed frame may be provided along the outer peripheral surface of the roller portion so that the stepped jaw portion 151 is provided such that the inner diameter in the direction opposite to each other is larger than the outer diameter have. More specifically, the roller portion 15 may be provided such that the diameter of the fixed frame portion 10 in the center (inward) direction is larger than the diameter in the outward direction. At this time, the movable frame portion 20, which will be described later, is mounted on the outer side of the jaw portion 151.

The width (width) in the lateral direction (x) of the movable frame portion 20 is equal to the distance between the outside of the jaw portion 151 formed in each of the pair of opposing roller portions 15 . That is, the movable frame portion 20 can be safely and linearly reciprocated (b) by being mounted on the roller portion 15 without being separated in the right and left directions by the jaws 151 formed on both sides.

Referring to Figs. 1 and 2, the movable frame portion 20 is positioned above the fixed frame portion 10. In detail, the movable frame portion 20 is mounted on the roller portion 15 formed on the upper surface of the fixed frame portion 10 as described above, and linearly reciprocates (b) according to the rotational motion of the roller portion. Since the roller portion 15 has the lateral direction x as an axis, the movable frame portion 20 can reciprocate linearly in the longitudinal direction y. The movable frame portion 20 may be provided in a shape similar to that of the fixed frame portion. The movable frame portion 20 may have a square shape having a predetermined height. In detail, the movable frame portion 20 may be provided as a frame of a tee shape having a straight-sided surface. However, since the movable frame portion 20 has a linear reciprocating motion (b), it has a two-dimensional frame shape having a relatively smaller weight than a rectangular parallelepiped shape in order to minimize the energy for linearly reciprocating the movable frame portion (b) It is preferable that the movable frame portion 20 is provided. The movable frame portion 20 may be formed in a rectangular shape having a longitudinal direction y longer than the lateral direction x like a fixed frame. In addition, the moving frame portion 20 may further include a second transverse frame traversing the inside thereof and a second end frame portion 22 terminating inside. Further, the movable frame portion 20 may further include a buffer such as a mattress on its upper surface.

3 to 5, the power section 30 provides power for moving the movable frame section 20 in a linear reciprocating motion (b). The power unit 30 may be formed with a shaft portion (not shown) for rotating (a). In a preferred embodiment, the power section 30 can rotate about a direction perpendicular to the paper surface. The power section (30) can be formed and fixed to the fixed frame section (10). The power section 30 may be formed on the first transverse frame section 11 or the first transverse frame section 12 transversely of the fixed frame section 10. [ In the present invention, the description will be made on the basis of what is fixed to the first transverse frame portion 11. The power unit 30 may be provided so that the user can change the speed of the rotational motion a through a separate operating unit or change the speed of the rotational motion based on a preset value. For example, it is most preferable that the power unit is provided so that the movable frame portion is linearly reciprocated at 0.003 to 2.5 hertz (Hz / Hz).

The power unit 30 according to the present invention can reciprocate in the longitudinal direction by merely rotating in a single direction as described later. Therefore, since the power section only has to perform the rotational motion in a single direction, the life of the power section becomes longer, and further, noise generation and power consumption are reduced. Particularly, in the case of a conventional motor that changes the moving direction of the power unit 30 for reciprocating motion, vibration and noise applied to the bed user do not occur when changing the direction, so that more comfortable sleeping can be induced.

3 to 5, the cam unit 40 is configured to connect the power unit 30 and the movable frame unit 20. [ The cam unit 40 converts the rotational motion a of the power unit 30 into a rectilinear motion and transmits the rectilinear motion to the moving frame unit 20 so that the moving frame unit 20 can perform a linear reciprocating motion b do. Specifically, the cam portion 40 includes a disk portion 410 connected to the power portion 30, a fixing member 420 fixed to the moving frame portion 20 or the second transverse frame portion 21, and a disk portion 410 And a rod member 430 connecting the fixing member 420 and the rod member 430. [

The disk portion (410) is fastened to the power section (30). Specifically, the central portion of the disc portion 410 is engaged with a shaft portion (not shown) of the power section 30 and rotates together with the shaft section (not shown) of the power section as it rotates. The disk portion 410 may be formed with a first fin 411 for connection with the rod portion 430. The first fin portion 411 may be positioned in the edge direction of the disk portion 410. The first fin 411 may protrude from the upper surface of the disk 410. The first fin 411 may protrude in a cylindrical shape so that the first fin 411 fastened to the rod 430 smoothly rotates.

The fixing member 420 may be formed on the movable frame portion 20, the second transverse frame portion 21, or the second end frame portion 22, but for convenience of explanation, The description will be made on the basis that the fixing member 420 is formed on the two transverse frame portions 21. The fixing member 420 is formed with a second fin portion 421 to which the rod portion 430 is fastened. The second fin portion 421 may be provided in a cylindrical shape as the first fin portion 411. The second fin portion 421 may be formed to have a center axis in the same direction as the first fin portion 411.

The rod portion 430 may be provided in the form of a rod or a rod. Both ends of the rod portion 430 are fastened to the first fin portion 411 and the second fin portion 421, respectively. Specifically, the rod 430 is fastened to the first fin 411 at one end and fastened to the second fin 421 at the other end. More specifically, one end of the rod portion 430 is hinged to the first fin 411 and the other end is hinged to the second fin 421.

4 and 5, a description will be given of a process in which the moving frame linearly reciprocates in the longitudinal direction by the cam portion moving in accordance with the rotational motion of the power section 30. FIG.

The rod portion 430 is coupled to the first fin portion 411 at one end thereof and the first fin portion 411 is reciprocated along a circumference of a predetermined length (edge position) through the rotational motion a of the disk portion 410, do. Therefore, one end of the rod portion 430 fastened to the first fin portion 411 reciprocally moves together with the first fin portion 411. The other end of the rod portion 430 is fastened to the second fin portion 421 and the second fin portion 421 is fastened to the moving frame portion 20 through the fixing member 420. Therefore, You can exercise (b). More specifically, one end of the rod portion 430 is fastened to the first fin 411 and the other end of the rod portion 430 is fastened to the second fin 421 formed on the fastening member 420, Through the principle of motion, the movable frame portion 20 can perform a linear reciprocating motion (b). That is, the movable frame portion 20 reciprocates linearly by the diameter of the circular motion in which the second fin portion 421 rotates.

6, the other end of the rod portion 430 is fixed to the ball portion 411, the second fin portion 421, or the rod portion 430 so that the first fin portion 411, the second fin portion 421, or the rod portion 430 is not damaged due to a slight error or shaking. 431 to the second fin portion 421. The ball pinch portion 431 may have a spherical shape and may be opened in a cylindrical shape such that the second fin portion 421 is inserted. That is, the ball catching portion 431 is provided in a spherical shape and the second fin portion is penetrated. The other end of the rod portion 430 can be engraved in a spherical shape so that the ball catching portion 431 can be fastened, and the ball bearing portion 431 can be fastened to the engraved spherical portion. Here, the intaglio angle means that it is sphere-shaped. Therefore, even if the movable frame portion 20 or the cam portion 40 is inclined at a predetermined angle due to unintentional slight error or shaking, the rotational motion a can be converted into a linear reciprocating motion without being broken through the ball portion 431 . 9 is a photograph of a rocking bed having a ball hinge portion according to the present invention.

Referring to FIGS. 2 and 8, the fixed frame portion 10 or the first end frame portion 12 may be formed with a rail portion 121. Further, the movable frame portion 20 or the second end frame portion 22 may be formed with a guide portion 221. In the present invention, a rail 121 is formed on the first end frame 12 and a guide 221 is formed on the second end frame 22. The rail part 121 may be formed on the upper surface of the first end frame part 12. The rail 121 may be formed on the upper surface of the first end frame portion 12 and may be formed along the longitudinal direction of the first end frame portion 12. The rail portion 121 may have various cross-sections, but the present invention is based on a cross-section having a "ㅁ" shape. The guide portion 221 may be formed on the bottom surface of the second end frame portion 22. The guide portion 221 may be formed on the bottom surface of the second end frame portion 22 and along the longitudinal direction of the second end frame portion 22. [ The guide portion 221 may be formed to be fastened to the rail 121. The guide portion 221 may be formed in a "concave" shape in section so that the guide portion 221 can be fastened to the rail portion 121 having a "ㅁ" shape. That is, the rail portion 121 is inserted into the groove formed along the longitudinal direction of the guide portion 221, and the movable frame portion 20 can be linearly reciprocated (b) without detaching it. The guide part 221 and the rail part 121 are formed with a plurality of ball bearings to minimize frictional force. Specifically, a plurality of ball bearings may be formed on each surface of the guide portion 221 that contacts the rail 121. More specifically, the guide portion 221 may be formed on each of the surfaces of the ball bearings contacting the rail portion 121. More specifically, the guide part 221 and the rail part 121 may be provided as an LM guide (linear motion guide). Here, the LM guide may be provided with a plurality of ball bearings circulating in the guide part 221. That is to say, in addition to the roller portion 15 in which the jaw portion 151 is formed, the rail portion 121 and the guide portion 221 prevent the detachment of the fixed frame portion 10 and the movable frame portion 20 Therefore, the movable frame portion 20 can perform the linear reciprocating motion b safely without detaching from the fixed frame portion 10 during the linear reciprocating motion (b).

It will be apparent to those skilled in the art that various modifications, additions and substitutions are possible, without departing from the spirit and scope of the invention as defined by the appended claims. Should be regarded as belonging to the above-mentioned patent claims.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventive concept as defined by the appended claims. But is not limited thereto.

In the above-described exemplary system, the methods are described on the basis of a flowchart as a series of steps or blocks, but the present invention is not limited to the order of the steps, and some steps may occur in different orders . It will also be understood by those skilled in the art that the steps shown in the flowchart are not exclusive and that other steps may be included or that one or more steps in the flowchart may be deleted without affecting the scope of the invention.

10: fixed frame part 11: first transverse frame part
12: first end frame part 121:
15: roller portion 151: jaw portion
20: moving frame section 21: second transverse frame section
22: second end frame part 221: guide part
30: power section 40: cam section
410: original plate portion 411: first fin portion
420: fixing member 421: second fin portion
430: load section 431:
x: transverse direction y: longitudinal direction
a: rotational motion b: linear reciprocating motion

Claims (7)

A fixed frame part (10) provided in a rectangular frame shape;
A pair of roller portions 15 provided on the upper surface of the fixed frame portion 10;
A movable frame portion 20 provided in a rectangular frame shape and being mounted on the roller portion 15 and moving in the longitudinal direction y;
A power unit 30 provided in the fixed frame unit 10 and rotating (a); And
And a cam part (40) connecting the power unit (30) and the movable frame part (20)
The cam unit 40 converts the rotational motion a of the power unit 30 into a linear reciprocating motion b and transmits the rotational motion a to the moving frame unit 20, (b) in a linear reciprocating motion (y).
The method according to claim 1,
A first transverse frame part (11) transverse to the inside of the fixed frame part (10); And
And a second transverse frame portion (21) traversing the inside of the moving frame portion (20)
The power section (30) is provided on the first transverse frame section (11)
And the cam portion (40) is connected to the second transverse frame portion (21).
3. The method according to claim 1 or 2,
The cam portion (40)
A circular plate part 410 fastened to the power unit 30 to form the first fin 411 having the rotational motion a and being cylindrically protruded on the upper surface edge;
A fixing member 420 fixed to the moving frame portion 20 or the second transverse frame portion 21 and having a cylindrical second fin portion 421; And
A rod portion 430 having one end hinged to the first fin 411 and the other end hinged to the second fin 421 to convert the rotational motion a into the linear reciprocating motion b; A rocking bed characterized by comprising.
The method of claim 3,
The first fin 411 and the second fin 421 are formed to have a center axis in the same direction,
The other end of the rod portion 430 is provided with a spherical ball pinch portion 431 through which the second pin portion 421 is inserted and is connected to the other end of the rod portion 430 so that the ball pinch portion 431 is fastened. Wherein the shake bed is engraved in a spherical shape.
The method according to claim 1,
A first end frame part 12 terminating inside the fixed frame part 10; And
And a second end frame part (22) terminating the inside of the moving frame part (20)
The first end frame section 12 is formed with a rail section 121 projecting along the longitudinal direction on the upper surface thereof and having a "
Wherein the second end frame portion (22) is formed with a guide portion (221) having a "concave" shape in cross section while being fastened to the rail portion (121) and guided.
6. The method of claim 5,
And a ball bearing is formed on each surface of the guide portion (221) in contact with the rail portion (121).
The method according to claim 1,
The stepped jaw portion 151 is formed such that the inner diameter of the pair of roller portions 15 in the direction facing each other is larger than the outer diameter,
Wherein the moving frame part (20) is mounted on the outer side of the jaw part (151).

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