KR101762811B1 - Rotation angle adjusting type table for bed - Google Patents

Abstract

In the present invention, since the upper plate is installed to be adjustable in height and adjustably installed at various angles of rotation, when a user on the bed is installed on one side of the bed, the user can sit on a table, a desk, The present invention relates to a bed table capable of adjusting a rotation angle so as to be utilized in various applications such as a bed.
A bed table capable of adjusting the rotation angle according to the present invention includes a lower base frame on which a wheel is installed at a lower end, a vertical support vertically installed on the lower base frame, A rotatable support frame mounted on the upper support frame so as to be adjustable in rotation angle and having a second upper plate mounted thereon, and a rotatable support frame installed between the upper support frame and the rotatable support frame, And rotation angle fixing means for releasably fixing the rotation angle of the rotary support frame with respect to the upper support frame.

Description

{ROTATION ANGLE ADJUSTING TYPE TABLE FOR BED}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a bed table, and more particularly, to a table for a bed, more specifically, a top plate which is adjustable in height and adjustable in various rotation angles, The present invention relates to a bed table capable of adjusting the rotation angle so as to be utilized for various purposes such as a table, a desk, a reading desk, or a cradle of an electronic display device.

A medical bed is a simple bed with a mattress placed on an iron frame and the like. Most patients who are uncomfortable due to a severe condition of the patient are lying on a bed and spend most of their daily work. Or take a break.

Therefore, there are many cases in which the medical bed is integrally provided with a rotatable table so that patients who are accompanied by many restrictions on activities can eat or read on the bed. As an example of such a bed, Korean Utility Model Publication No. 20-2013- 0002864, published on May 13, 2014, discloses a flat plate-shaped upper plate, a rotary pipe fixed to the upper plate at one end thereof and rotatably connected to a side frame of the bed, And a stop means are included in the table.

Recently, a bed table separated from a bed has been proposed. As an example of such a bed table, Korean Patent Laid-Open Publication No. 10-2004-0028910 (published on April 03, 2004) A reading section for reading the bed, and a reading section for reading the bed.

In addition, Korean Utility Model Laid-Open Publication No. 20-1997-0020612 (published on Jun. 18, 1997) discloses a rack gear box attached to both sides of a storage desk in such a manner that a storage desk and a desk top plate are mounted on a usual bed, In constructing a multipurpose bookstore with a main column and an auxiliary column, the hexagonal pivot shaft is inserted into the bushing having an inner diameter welded to the upper end of the main column of the desk, inserted into the shaft hole of the ratchet gear box, The ratchet gear and the thrust bearing are inserted into the hexagonal pivot shaft, the ratchet gear box and the washer are fitted into the shaft hole of the ratchet gear box assembly jaw protruding from the lower jaws of the front side of the front side of the storage desk, The ratchet pushing spring hooks formed on the upper right side piece in the ratchet gear box so that the claws of the ratchet end are caught between the ratchet gears, The ratchet is engaged with the ratchet shaft and is fixed by the spring pin and the ratchet gear box is assembled with the assembly screw, the ratchet operation handle is screwed to the upper end of the ratchet which is assembled to the ratchet shaft in the left ratchet gear box, And a padlock is provided at the middle end of the auxiliary column to fasten the packing to the inside thereof. A bookmark pressing cord having a knot at the end thereof is provided at the rear middle side of the storage desk, A side surface of which is L-shaped so as to be adhered to a recessed portion formed at the front and rear side intermediate portions of the desk top plate, And a book width adjuster in which a book pressing roller is fitted with a book pressing roller at an end thereof in an intermediate portion of the upper surface, If the base jaw has to install the stopper Hospital bed desk Combine versatile reading desk, it characterized in that the required installation fitted in the groove is disclosed.

However, in the case of the above-mentioned conventional bed table, the angle of the upper plate is not adjusted, and thus there is a limit to be utilized for various purposes depending on the posture of the user.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is therefore an object of the present invention to provide an apparatus and a method for mounting a bed on a bed, The present invention provides a bed table capable of adjusting the rotation angle so as to be utilized for various purposes such as a table, a desk, a reading desk, or a cradle of an electronic display device in a sitting or lying state.

The above-described object of the present invention can be accomplished by the provision of an elevator device comprising a lower base frame on which a wheel is installed at a lower end, a vertical support vertically installed on the lower base frame, A rotary support frame installed on the upper support frame to adjust the rotation angle of the upper support frame and having a second upper plate installed on the upper support frame, and a rotation support frame installed between the upper support frame and the rotation support frame, And a rotation angle fixing means for releasably fixing the rotation angle of the rotation support frame.

According to a preferred feature of the present invention, the vertical strut is formed of a two-piece structure including a fixing screw so that the height of the upper supporting frame can be adjusted by adjusting the length.

According to a preferred aspect of the present invention, a rotation center shaft is formed at one side of the upper support frame so that the rotation support frame is inserted and rotatably engaged.

According to a preferred aspect of the present invention, at the front and rear edges of the upper surface of the second upper plate of the rotary support frame, a support step for supporting the lower end of the support object is protruded and formed in the curved surface of the rotary support frame.

According to a preferred aspect of the present invention, a front support member is provided at the left and right edges of the upper surface of the second upper plate of the rotary support frame to support the front surface of the support object when the rotary support frame is turned upside down.

According to a preferred aspect of the present invention, the rotation angle fixing means includes a rotation angle adjusting hole that is formed in an end surface of a rotary support frame in contact with the upper support frame and penetrates at a predetermined angle interval along a circle, A through hole formed on an end face of the support frame and selectively conforming to the rotation angle adjusting hole, a rotation angle adjusting member provided on an end face of the upper support frame in contact with the rotation support frame and elastically biased to protrude through the through hole, And includes fixing protrusions.

According to the bed table capable of adjusting the rotation angle according to the present invention, the second upper plate is installed so as to be adjustable in height and adjustable in various rotation angles, so that when the bed is installed on one side of the bed, There is an advantage that it can be utilized for various purposes such as a dining table, a desk, a reading desk or a cradle of an electronic display device in a lying state.

1 is a perspective view of a bed table capable of adjusting a rotation angle according to an embodiment of the present invention;
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a table for a bed capable of adjusting a rotation angle according to an embodiment of the present invention.
FIG. 3 is a perspective view of a bed table capable of adjusting a rotation angle according to an embodiment of the present invention, the table being turned upside down.
4 is a detailed block diagram of a rotation angle fixing means in a bed table capable of adjusting a rotation angle according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are intended to illustrate the present invention in a manner that allows a person skilled in the art to easily carry out the invention, And this does not mean that the technical idea and scope of the present invention are limited.

1 to 4, a table 1 capable of adjusting the rotation angle according to an embodiment of the present invention includes a lower base frame 10 on which a wheel 11 is installed at a lower end, A vertical support 20 vertically installed on the base frame 10; an upper support frame 30 horizontally arranged on an upper end of the vertical support 20 and having a first upper plate 31 mounted on an upper surface thereof; A rotation support frame 40 installed on the upper support frame 30 so as to be adjustable in rotational angle and provided with a second upper plate 41 on the upper surface thereof and a rotation support frame 40 provided between the upper support frame 30 and the rotation support frame 40 And a rotation angle fixing means (50) for releasably fixing the rotation angle of the rotation support frame (40) with respect to the upper support frame (30).

Here, the lower base frame 10 forms a lower base of the table 1 capable of adjusting the rotation angle according to an embodiment of the present invention, and is formed as a whole H-shaped frame structure.

The lower base frame 10 is provided at its lower end with a wheel 11 for moving the table 1 capable of adjusting the rotation angle according to an embodiment of the present invention. It is preferable that the wheel 11 is formed of a castor having a well-known structure that is rotatable for movement and can be rotated for switching directions and can be fixed in a non-rotatable manner if necessary.

The vertical support 20 is vertically extended from the floor of the upper support frame 30 to be described later to a height equal to or higher than the mattress of the bed 3 It plays a supporting role.

The vertical struts 20 may be formed in a single strut shape that is not adjustable in length, but may be formed as a two-sided stiffening structure including a fixing screw 21 to adjust the height of the upper support frame 30 by adjusting the length, A two-piece structure using a sleeve, or a two-piece structure having a combination of elastic projections and a plurality of engagement holes aligned in series.

The upper support frame 30 is horizontally arranged at the upper end of the vertical support 20 described above. The upper support frame 30 rotatably supports the rotary support frame 40, which will be described later, The first upper plate 31, which is always kept in a horizontal state, is mounted on the upper surface.

A rotation center shaft 33 is formed at one side of the upper support frame 30 so as to be rotatably engaged with a rotation support frame 40 to be described later.

The rotation support frame 40 is provided on the rotation center shaft 33 of the upper support frame 30 so that the rotation support frame 40 can adjust the rotation angle of the rotation support frame 40 And a second upper plate 41, which is integrally rotated with the rotary support frame 40, is installed on the upper surface.

The support step jaws 43 are respectively protruded from the front and rear edges of the upper surface of the second upper plate 41 of the rotary support frame 40. The support step jaws 43 support the rotation support frame 40, For example, a book or an electronic display device (e.g., an iPad).

A front support member 45 may be additionally provided on the left and right edges of the upper surface of the second upper plate 41 of the rotary support frame 40. The front support member 45 is rotatably supported by the rotary support frame 40, For example, a book or an electronic display device (e.g., an iPad) in a state of being turned upside down so that the user can see the supporting object in a lying state on the bed 3 .

The front support member 45 is also formed in the form of a pivot bar having one end rotatably coupled to the left and right edges of the upper surface of the second upper plate 41 and the other end being elastically biased toward the second upper plate 41 by self- And may be formed in the form of a bending plate that is elastically biased toward the center side by a spring and supports the front surface of a support object such as an electronic display device (e.g., iPad) And may be formed in the form of a bar or a bending plate that supports the front surface of a supporting object, such as an electronic display device (e.g., an iPad), and is movable along a slit formed toward the center side on the left and right edges of the surface. The front support member 45 can be formed in a variety of known structures other than the above-described structure. Further, the adhesive member may be first attached (not shown) to the second upper plate 41 using an adhesive member, and an electronic display device may be attached to the second upper plate 41 and used.

A rotation angle fixing means 50 is provided between the upper support frame 30 and the rotation support frame 40. The rotation angle fixing means 50 includes a rotation support frame 40 As shown in detail in FIG. 4, the rotation support frame 40, which is in contact with the upper support frame 30, A through hole 53 penetratingly formed on an end face of the upper support frame 30 in contact with the rotation support frame 40 and selectively matching the rotation angle control hole 51, A rotation angle fixing protrusion 55 provided on an end surface of the upper support frame 30 in contact with the rotation support frame 40 and elastically biased by a spring (not shown) so as to protrude through the through hole 53 .

When the user desires to use the table 1 for the bed 3 capable of adjusting the rotation angle according to the embodiment of the present invention in a sloping manner, the rotation angle fixing protrusions 55 are first rotated When the tip of the rotation angle fixing protrusion 55 is pulled out from the rotation angle adjusting hole 51 that is currently engaged, the rotation support frame 40 can be rotated with respect to the upper support frame 30 do. When the rotation angle fixing protrusion 55 is placed with the rotary support frame 40 rotated at a specific rotation angle with respect to the upper support frame 30, the tip of the rotation angle fixing protrusion 55 The through hole 53 formed in the upper support frame 30 and the other rotation angle adjustment hole 51 formed in the rotation support frame 40 are coupled to each other at the same time so that the rotation support frame 40 can not be rotated arbitrarily, The angle is maintained.

Hereinafter, a method of using the table 1 capable of adjusting the rotation angle according to an embodiment of the present invention will be described as follows:

The height of the vertical support 20 is adjusted so that the upper support frame 30 is spaced apart from the ground by a height equal to or greater than the height of the mattress of the bed 3, The first upper plate 31 of the upper support frame 30 and the second upper plate 41 of the rotary support frame 40 are extended to the upper portion of the mattress by moving the first upper plate 1 to one side of the bed 3.

When the user desires to use the bed table 1 capable of adjusting the rotation angle according to the embodiment of the present invention as a table or a desk while the user is sitting on the bed 3, The first upper plate 31 of the rotary support frame 40 and the second upper plate 41 of the rotary support frame 40 may be used in the same plane.

When the user desires to use the table 1 capable of adjusting the rotation angle according to the embodiment of the present invention in a state in which the user is sitting on the bed 3 for the use of a reading table or a cradle of an electronic display device arranged in an inclined manner, The rotation angle fixing protrusion 55 is pulled toward the upper support frame 30 so that the tip of the rotation angle fixing protrusion 55 comes out of the rotation angle adjusting hole 51 that is currently engaged, The rotation angle fixing protrusion 55 is placed in a state in which the rotation support frame 40 is inclined at a specific angle so that the tip of the rotation angle fixing protrusion 55 is inserted into the through hole 53 formed in the upper support frame 30 The rotary support frame 40 is fixed so that it can not be arbitrarily rotated as the other rotary angle adjusting holes 51 formed in the rotary support frame 40 are simultaneously penetrated and coupled.

In this case, the lower end of the support object such as a book or an electronic display device (e.g., an iPad) placed on the second upper plate 41 of the rotary support frame 40 is supported by the support stage jaw portion 43.

When the user wants to use the bed table 1 capable of adjusting the rotation angle according to the embodiment of the present invention as a cradle of a reading book or an electronic display device while the user is lying on the bed 3, The rotation support frame 55 is pulled toward the upper support frame 30 so that the tip of the rotation angle fixing protrusion 55 comes out of the rotation angle adjusting hole 51 that is currently engaged, The rotation angle fixing protrusion 55 is released so that the tip of the rotation angle fixing protrusion 55 is inserted into the through hole 53 formed in the upper support frame 30 and the rotation support frame 40, The rotary support frame 40 is fixed so that the rotary support frame 40 can not be rotated arbitrarily.

In this case, the user uses the front support member 45 to support a front surface of a support object such as a book or an electronic display device (e.g., an iPad) against the second upper plate 41 of the rotation support frame 40 .

Therefore, in the case of the bed table 1 capable of adjusting the rotation angle according to the embodiment of the present invention, the second upper plate 41 of the rotary support frame 40 is adjustable in height When the bed 3 is installed on one side of the bed 3, the user on the bed 3 can sit in a lying or lying position, and a variety of bedding such as a table, a desk, It can be used as a purpose.

It is to be understood by those skilled in the art that the present invention may be embodied in many other forms without departing from the spirit and scope of the invention, It is therefore intended that the above-described embodiments be considered as illustrative rather than restrictive, and that all implementations within the scope of the appended claims and their equivalents are intended to be included within the scope of the present invention.

1: Bed table with adjustable angle of rotation
3: Bed
10: Lower base frame
11: Wheels
20: Vertical holding
21: Set screw
30: upper support frame
31: first top plate
33: rotation center axis
40:
41: second top plate
43: Support step jaw
45: front support member
50: rotation angle fixing means
51: Angle of rotation angle
53: Through hole
55: rotation angle fixing projection

Claims (6)

A lower base frame 10 on which a wheel 11 is mounted; A vertical support 20 vertically installed on the lower base frame 10; An upper support frame 30 horizontally arranged on an upper end of the vertical column 20 and having a first upper plate 31 mounted on an upper surface thereof; A rotation support frame 40 installed on the upper support frame 30 so as to be adjustable in rotational angle and having a second upper plate 41 mounted on the upper surface thereof; And rotation angle fixing means (50) provided between the upper support frame (30) and the rotation support frame (40) for releasably fixing the rotation angle of the rotation support frame (40) with respect to the upper support frame ), ≪ / RTI >
A supporting step portion 43 for supporting the lower end of the object to be supported is protruded and formed on the front and rear edges of the upper surface of the second upper plate 41, A front support member 45 for supporting the front surface of the object to be supported when the rotary support frame 40 is vertically inverted is provided at the left and right edges of the upper surface of the rotary support frame 40,
The front support member 45 is formed in the form of a bending plate that is elastically biased toward the center side of the upper surface of the second upper plate 41 by a spring and supports the front surface of the support object
The rotation angle fixing means 50 includes a rotation angle adjusting hole 51 penetrating the end surface of the rotary support frame 40 in contact with the upper support frame 30 at predetermined angular intervals along a circle, A through hole 53 penetrating the end surface of the upper support frame 30 in contact with the support frame 40 and selectively conforming to the rotation angle adjusting hole 51 and a through hole 53 selectively in contact with the rotation support frame 40, And a rotation angle fixing protrusion (55) provided on an end surface of the support frame (30) and elastically biased so as to protrude through the through hole (53).
The method according to claim 1,
Wherein the vertical column (20) is formed as a two-row structure including a fixing screw (21) for adjusting the height of the upper support frame (30) by adjusting the length thereof.
The method according to claim 1,
Wherein a rotation center shaft (33) is formed at one side of the upper support frame (30) so that the rotation support frame (40) is inserted and rotatably engaged.
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