KR20200061315A - Cradle with assistant plate - Google Patents

Abstract

The present invention relates to a holder with an auxiliary plate, of which a holding height can be adjusted for an object to be held such as a book, and which can separately hold an electronic device or other articles in addition to a book and enables a user to use the holder even in small space by folding a bottom plate. The holder with an auxiliary plate comprises: an upper plate to support an object to be held on one surface of the object to be held; a support arranged to protrude from a lower portion of the upper plate to one surface of the upper plate to support a lower portion of the object to be held; an auxiliary plate withdrawn from an upper portion of the upper plate and provided with an auxiliary support to support another object to be held; and a bottom plate which has a hinge on the rear surface of the upper plate, is arranged to be folded, and is spread to support the upper plate on the rear surface of the upper plate.

Description

CRADLE WITH ASSISTANT PLATE}

The present invention relates to a cradle, and more specifically, it is possible to adjust the mounting height for a mounting object such as a book, and can mount not only books but also electronic devices or other items separately, and fold the bottom plate to hold the cradle in a narrow space. It relates to a cradle having an auxiliary plate that can be used.

In general, a reading stand, which is a kind of cradle, is used to adjust the angle of the top plate and the pedestal and place a book on the top plate and pedestal to read, so that the book is placed on the floor of the desk, and the head is bowed less than looking at the book.

As an example of the prior art, there is disclosed a'reading stand' of patent registration publication No. 10-0579425, a'support structure of a reading stand capable of adjusting the support length' of patent registration publication No. 10-1767917.

The first prior art reading stand is a form in which two reading stands are used in combination up and down, and thus has a disadvantage in that portability is inconvenient. And the second prior art reading stand has the disadvantage that its support structure is unstable due to its plate-shaped rod structure.

In addition, in the prior art reading table, there is no separate auxiliary plate, so there is no means to put other books or electronic devices such as mobile phones on top of the book and utilize them together. Also, in order to open the reading stand in a narrow desk, the desk may be uncomfortable due to the narrow desk area after opening the reading stand due to the length of the bottom plate.

As such, there is a need for a new cradle that can compensate for the disadvantages of the prior art reading table.

Domestic registered patent No. 10-0579425 (2006.05.08) Domestic registered patent No. 10-1767917 (2017.08.14)

The present invention is to solve the problems of the prior art described above, the object of the present invention is to provide a cradle equipped with a stand and an auxiliary plate that is easy to carry and can be used by adjusting the height of the mounting object.

Another object of the present invention is to provide a cradle equipped with an auxiliary plate that is easily portable and can additionally mount other items in addition to a basic mounting object such as a book.

Another object of the present invention is to provide a cradle equipped with an auxiliary plate that is easily portable and can be used conveniently and stably by folding the bottom plate in a one-touch manner in a narrow space.

The cradle having a height adjustment function according to the present invention devised to achieve the above object is a top plate that supports the object to be mounted on one side; It is provided so as to protrude to one surface of the top plate to support the lower portion of the object to be mounted and coupled with the clip, the base to be elevated along the clip rail; A clip which is provided with a fixing device capable of fixing the height of the pedestal, combines the top plate and the pedestal, and moves up and down along the clip rail; It includes.

In addition, the clip rail of the top plate includes a rail fixing groove for fixing the height of the pedestal using a fixing device therein, and the fixing device provided in the clip can be drawn into the rail fixing clip, and the rail A button with a fixed protrusion is formed, and a button fixing groove is formed so that it is located in a rail fixing clip into which a button can be inserted, and a button insertion groove or a button of the rail fixing clip. It may further include a resilient member that can be introduced into the rail fixing groove. The position of formation of this elastic member can be varied. In addition, the formation position or number of clip rails or buttons of the top plate may be changed, and may be provided in a singular or plural number, respectively, on the left and right inner or outer sides of the top plate, as well as the left and right sides of the top plate.

In addition, the height of the clip or the base can be adjusted by removing the button and using the elastic force of an elastic body such as a plate spring formed in the clip. In other words, the inside of the clip has an elastic body such as a plate spring, so that the entire clip acts as a button and presses the clip, so that the rail fixing protrusion comes out of the rail fixing groove by the elastic force of the elastic body inside the clip, so that the height of the clip and the base can be adjusted. When the force applied to the clip is removed, the rail fixing protrusion is again engaged with the rail fixing groove to be fixed. Otherwise, if the clip or the base is moved up and down without pressing the clip, the elastic force of the elastic body such as the plate spring inside the clip can be adjusted by the force to adjust the height of the clip and the base.

In order to solve the above technical problem, a cradle having an auxiliary plate according to an aspect of the present invention (hereinafter simply referred to as a'holding table') includes: a top plate supporting an object to be mounted on one side thereof; It is provided so as to protrude to one surface of the top plate on the bottom of the top plate to support the lower portion of the object to be mounted; An auxiliary plate with an auxiliary pedestal that is withdrawn from the top of the top plate and supports another mounting object, and a rotating hinge serving to adjust the angle of the auxiliary plate and to adjust the height of the auxiliary plate; It includes.

The auxiliary plate has an auxiliary support. Electronic devices such as a smartphone or other items can be mounted on the auxiliary stand. A rotating hinge is formed at the bottom of the auxiliary support, and there is an insertion groove into which the auxiliary support can be inserted. When the auxiliary support is not used, the auxiliary support can be inserted into the insertion support.

In addition, the auxiliary plate may be divided into an upper auxiliary plate and a lower auxiliary plate, and a rotating hinge may be coupled between them. Using this rotating hinge, the inclination angle of the auxiliary plate can be adjusted separately from the inclination angle of the top plate, thereby increasing user convenience by using the auxiliary plate in accordance with the user's viewing angle.

In addition, the auxiliary plate is provided with a fixing means for fixing to the moved position after the auxiliary plate is sliding up and down, one of the plurality of locking jaw grooves formed on the lower side of the auxiliary plate formed inside the upper plate or The height of the withdrawal is fixed by hanging a plurality of pieces. Naturally, the positions of the locking projections and the locking jaw grooves may be interchanged. At this time, the locking protrusion having an elastic body may perform its role instead.

In addition, the mounting plate provided with the auxiliary plate may further include a pantograph installed on the upper plate and positioned below the auxiliary plate in a direction in which the auxiliary plate is pulled out.

In addition, the auxiliary plate is installed on the inner surface or the back surface of the upper plate and is sliding in and out in the vertical direction.

In addition, a separate book holder may be formed on the auxiliary stand of the auxiliary plate to hold the book page when the book is placed on the auxiliary plate.

In addition, a wireless charging unit using a coil and a PCB circuit board on the auxiliary plate can be used to charge wirelessly when an electronic portable device is mounted on the auxiliary plate.

The cradle according to another aspect of the present invention for solving the above technical problem includes: a top plate supporting an object to be mounted on one side thereof; A pedestal that is provided to protrude to one surface of the top plate below the top plate and supports a lower portion of the object to be mounted; It is provided so as to be foldable with a hinge on the rear surface of the top plate and includes a bottom plate spread to support the top plate on the rear surface of the top plate, wherein the bottom plate is composed of an upper bottom plate and a lower bottom plate, and the upper bottom plate The lower bottom plate is coupled by a hinge part, and a holder having a bottom plate capable of fixing the folded or unfolded bottom plate by a locking device.

The bottom plate is composed of an upper bottom plate and a lower bottom plate, and the upper bottom plate and the lower bottom plate can be rotated by a rotating hinge to fold or unfold the bottom plate. Inside the rotating hinge of the bottom plate is provided with a locking device for folding or fixing the top and bottom bottom plates. In the state of being located in the fixing lock groove on the hinge portion of the upper bottom plate by the elastic force of the fixing bar, when the fixing bar is moved to the spring groove on the hinge portion of the lower bottom plate while compressing the spring by external force, the fixing bar comes out of the locking lock groove and locks it. The state is released, whereby the lower bottom plate can be rotated relative to the upper bottom plate to overlap the upper bottom plate. At this time, the fixing bar is in contact with one surface of the upper bottom plate hinge portion and rotates together according to the rotation of the lower bottom plate. And if the lower bottom plate that was folded is rotated 180 degrees and opened again, it is automatically locked and the bottom plate can be fixed. That is, when the lower bottom plate rotates, the fixing bar rotates as well, and when the lower bottom plate is extended 180 degrees, the fixing bar meets the fixing lock groove at the hinge portion of the upper bottom plate, due to the elastic force of the elastic body generated in the lower bottom plate hinge portion. The fixing bar is inserted into the fixing lock groove to be fixed.

On the other hand, the present invention has been illustrated that the fixed lock groove is formed in the upper bottom plate hinge portion of the upper bottom plate, and the spring groove is formed in the lower bottom plate hinge portion of the lower bottom plate, but is not limited thereto, and is not shown but fixed The lock groove may be formed in the lower bottom plate hinge portion of the lower bottom plate, and the spring groove may be formed in the upper bottom plate hinge portion of the upper bottom plate. In addition, the fixed bar lock device of the hinge device may be installed on only one side of the bottom plate or may be installed on both sides.

In another embodiment, instead of a fixing bar, it can be implemented as a button-type locking device equipped with a fixing protrusion. That is, a button having a spring and a fixing protrusion is coupled to the upper bottom plate hinge portion and the lower bottom plate hinge portion. When the button protruding outside the upper bottom plate hinge is pressed, the fixing protrusion of the button is released from the fixing groove formed inside the upper bottom plate hinge portion and inserted into the end of the seating groove created in the lower bottom plate hinge portion. The unlocked base plate can be rotated so that it can be folded. If the spring is twisted using a spring fixing part and the elastic force is accumulated, the lower bottom plate can be automatically folded into the upper bottom plate when the button is pressed. When opening the folded bottom plate again, press the button to release the lock, and then open the bottom bottom plate superimposed on the top bottom plate 180 degrees clockwise, and the fixing protrusion rotates like the bottom bottom plate to meet the fixing groove at any moment. Due to the elastic force of the fixing projection is inserted into the fixing groove is automatically locked. At this time, if the inclined surface formed on the upper bottom plate hinge part fixed jaw is used, it is possible to unfold the bottom plate without pressing a button when opening the folded bottom plate.

On the other hand, although not shown, the fixing groove and the inclined surface are formed in the lower bottom plate hinge portion, the seating groove and the like are formed in the upper bottom plate hinge portion, the formation positions may be changed to each other.

In the case of using the cradle having the above-mentioned auxiliary plate, the height of the object to be mounted can be adjusted by raising the stand to fit the eye level, or the auxiliary plate can be unfolded to mount electronic devices such as phones or other items. In addition, in a narrow space, the base plate can be folded to use the cradle in a narrow space.

In addition, according to the present invention, a rotating hinge is formed on the bottom plate, the lower bottom plate can be easily folded in a push button manner on the upper bottom plate, and is lowered from the upper bottom plate through an inclined surface of one side of the fixing groove in the push button. You can simply lift the bottom plate to unfold it.

In addition, according to the present invention, when a charging coil capable of charging a mobile device and a charger plate and an integrated circuit (IC) are inserted in the auxiliary plate or the top plate, wireless charging can be performed when the electronic device is mounted.

In addition, if the charging coil and the wireless charging circuit board are placed on the auxiliary plate or the top plate, the power port is formed on a specific part of the cradle, and the charging adapter is plugged in to supply power, and the mobile device is charged to the part where the charging coil is located to charge the mobile device wirelessly It is also possible to prevent overcharging and overcurrent of the portable device by using an integrated circuit on the circuit board. In addition, a display unit such as a light emitting diode (LED) may be disposed to indicate whether the mobile device is being charged or fully charged.

1 is a perspective view of a cradle having a height adjustment function that is provided with an auxiliary plate according to the present invention and is capable of adjusting the height of the pedestal with a button.
Figure 2 is a perspective view showing a state in which the auxiliary support of the auxiliary plate in Figure 1 is accommodated in the auxiliary support insertion groove.
Figure 3 is a perspective view showing the interior of the top plate in Figure 1;
Figure 4 is a front view of the cradle in Figure 3;
5 is an enlarged view showing a button and rail fixing clip of the cradle in FIG. 1;
Figure 6 is a perspective view showing another form of the height adjustment configuration of the pedestal in the present invention.
7 is a cross-sectional perspective view of the fixing device in FIG. 6 cut in the longitudinal direction.
8 is a cross-sectional view of the fixing device in FIG. 6 cut in the lateral direction.
9 is a perspective view of a main part showing another form of the height adjustment configuration of the pedestal in the present invention.
10 is a rear view of the clip in FIG. 9 seen from behind.
11 is a perspective view of the clip in FIG. 9 seen from the top.
12 is a perspective view showing the installation state of the leaf spring of the clip in FIG.
13 is a perspective view showing another form of the auxiliary plate height adjustment configuration in the present invention.
14 is a perspective view showing another form of the auxiliary plate height adjustment configuration in the present invention.
15 is a perspective view of the auxiliary plate in Figure 14 is inserted into the auxiliary plate storage.
16 is a perspective view showing another form of the auxiliary plate storage in the present invention.
17 is a perspective view showing another form of the auxiliary plate storage unit in the present invention.
18 is a perspective view showing another form of the auxiliary plate in the present invention.
19 is a perspective view showing another form of the auxiliary plate in the present invention.
20 is a perspective view of the cradle in FIG. 19 seen from behind.
Figure 21 is a block diagram of a wireless charging unit that can be employed in the cradle in Figure 20.
22 is a rear perspective view of a cradle equipped with a hinge device for a bottom plate in the present invention.
23 is a rear view showing the state in which the bottom plate in FIG. 22 is folded and in close contact with the back of the top plate.
FIG. 24 is a side view of the holder in which the auxiliary plate is pulled out from the inside of the upper plate in FIG. 22, the auxiliary stand is unfolded and mounted, and the angle of the auxiliary plate is adjusted. And the side view of the cradle showing the state in which the angular support is mounted on the fixed jaw groove formed in the rear portion of the bottom bottom plate by folding the lower bottom plate into the upper bottom plate.
25 is an exploded perspective view showing a push button and a spring in FIG. 28;
26 is a perspective view showing a lower auxiliary plate hinge in FIG. 28.
27 is a perspective view showing an upper auxiliary plate hinge in FIG. 28.
28 is a perspective view showing another form of the hinge device, the upper bottom plate and the lower bottom plate is expanded to 180 degrees, showing an internal perspective view showing a locked state.
29 is an internal perspective view of a state in which a push button of a hinge device is pressed.
30 is an internal perspective view showing a state in which the lower bottom plate is folded to the upper bottom plate.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, when adding reference numerals to the components of each drawing, it should be noted that the same components have the same reference numerals as possible even though they are displayed on different drawings. In addition, in describing the present invention, when it is determined that detailed descriptions of related well-known structures or functions may obscure the subject matter of the present invention, detailed descriptions thereof will be omitted. In addition, although preferred embodiments of the present invention will be described below, the technical spirit of the present invention is not limited to or limited thereto, and can be variously implemented by a person skilled in the art.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 5 show a cradle having a height adjustment function, as shown, the cradle of the present invention is to adjust the height of the top plate (A), pedestal (B), bottom plate (C) and pedestal (B) It is provided with a clip (11a) for.

The base (B) is coupled to the upper plate (A) by the clip (11a) and is able to move up and down along the clip rail (11f) formed on the upper plate (A). The clip 11a is provided with a fixing device capable of fixing the height of the pedestal B, and the top plate A and the pedestal B are combined.

The clip 11a is configured as a click button type, and is installed on the left side and the right side of the top plate A, respectively, to adjust the height by lifting the pedestal B from the front side of the top plate A.

That is, referring to FIGS. 3 to 5, clip rails 11f on which the fixing devices can be inserted are formed on the left and right surfaces of the upper plate A. The fixing device includes a rail fixing clip 11d and a button 11k, and an elastic member 11g such as a spring is disposed inside the rail fixing clip 11d or between the rail fixing clip 11d and the button 11k. Can be.

A rail fixing groove 111f capable of adjusting and fixing the height of the pedestal B using a fixing device is formed on the clip rail 11f of the upper plate A.

The button 11k is formed with a rail fixing protrusion 11e that can be drawn into the rail fixing groove 111f of the clip rail 11f. A part of the button 11k is exposed to the outside and can function as a handle for a user to hold, pull, or push by hand.

Referring to FIG. 5, an elastic member 11g is positioned inside the rail fixing clip 11d or between the rail fixing clip 11d and the rail fixing protrusion 11e to provide elastic force to the button 11k, As a result, in a state in which the button 11k is not pressed by an external force, the rail fixing groove 11e of the button 11k is formed on the clip rail 11f according to the alignment with the rail fixing groove 111f ( 111f).

The above-described clip rail 11f may be formed not only on the inside but also on the outside of the upper plate A, and the clip 11a moves up and down along the clip rail 11f, to a fixing device provided on the clip 11a. By this, the height of the top plate A can be fixed.

In addition, as shown in Figures 1 and 3, the upper plate (A) is formed with a hook fixing groove (11b), the clip (11a) is provided with a clip fixing hook (11c).

Hook fixing groove (11b) may be formed on both sides of the front edge of the upper plate (A) and both sides of the back surface, and the clip fixing hook (11c) is combined with the clip (11a) when moving up and down along the clip rail (11f) , It is possible to prevent the clip 11a from coming off.

The pedestal B may be pivotally coupled to the front of the top plate A or to form an approximately right-angled surface with an axis of connection with the clip 11a. A bookshelf (F) is rotatably coupled from one end to one side of the support (B) to support objects such as books on the support (B) with the other end.

The height adjustment method by the height adjustment configuration configured as described above will be described in detail.

When the push pressure is applied to the button 11k of the clip 11a coupled to both sides of the base B to adjust the height of the base B as shown in FIG. 5, the elastic member 11g is compressed. As it is, the rail fixing protrusion 11e is withdrawn from the rail fixing groove 111f of the clip rail 11f of the upper plate A. When the rail fixing protrusion 11e is pulled out from the rail fixing groove 111f of the clip rail 11f, the position fixing is released, and the pedestal B is moved up and down along the formation direction of the top plate A.

Next, after pressing the button 11k and locating the pedestal B in the desired position, removing the pressure of the button 11k, the elastic member 11g returns the button 11k to the original position by the elastic restoring force. The fixing protrusion 11e is again introduced into the rail fixing groove 111f of the clip rail 11f so that the position of the pedestal B is fixed. In this way, the position of the pedestal (B) is adjusted and fixed.

6 to 8, in the cradle of the present invention, showing a different modification of the height adjustment configuration of the base, and a rail and a button-type fixing device are formed on the left and right rear surfaces of the top plate.

 6 is a perspective view of a state in which a rail and a button-type fixing device are formed on the left and right rear surfaces of a top plate.

7 is a cross-sectional perspective view of the fixing device in FIG. 6 cut in the longitudinal direction. The lower portion of the fixed bar body 112 serves as a clip button 111, and the upper portion of the fixed bar body 112 serves as a fixed bar inserting portion 114. The rear surface of the fixing bar inserting portion 114 has an elastic member fixing protrusion 115a and an elastic member, and serves to push the fixing bar inserting portion in the direction of the rail groove 11m. At this time, the elastic member fixing protrusion 115a serves to prevent the elastic member 115 from being displaced.

A fixed bar hinge 113 is formed in the middle portion of the fixed bar body 112 to act as a lever when pressure is applied to the clip button 111, and the fixed bar inserting portion 114 inserted into the rail groove 11m Is released and the lock is released. When the pressure is removed from the clip button 111, the fixed bar inserting portion 114 is provided with rail grooves by the elastic force of the elastic member 115 formed on the back of the fixed bar inserting portion 114. It is pushed in the direction of 11m) and locked.

8 is a cross-sectional view of the fixing device in FIG. 6 cut in the lateral direction. The front hook 117 and the rear hook 116 are formed on the clip 110 to prevent the clip 110 from being separated from the top plate A from side to side. In addition, a rail groove 11m and a rear hook groove 116a are formed at the left and right rear edges of the top plate, and a front hook groove 117a is formed at the left and right front edges of the top plate. The rear hook 116 is hooked to the rear hook groove 116a, and the front hook 117 is hung in the front hook groove 117a, so that when the height of the clip or the base is adjusted up or down, the clip 110 is the top plate ( It may not be separated from A).

The height adjustment method by the height adjustment configuration configured as described above will be described in detail. A clip 110 is provided with a clip 110 for adjusting the height of the top plate (A), the base (B) and the base (B), but the rail groove (11m) is installed on the left and right sides of the top plate (A). When pressure is applied to the button 111, the fixed bar hinge 113 serves as a lever, and as a result, the fixed bar inserting portion 114 inserted into the rail groove is pulled out from the rail groove 11m to release the lock. At this time, the height of the clip 110 or the pedestal (B) can be adjusted to a desired height, and removing the pressure applied to the clip button 111 at a desired position causes the elastic member to press the clip button by the elastic force of the elastic member 115. Pushing in the rail groove direction, the clip button 111 is pulled into the rail groove 11m so that the height of the clip 110 or the base B is fixed.

9 to 12 show another modification of the height adjustment configuration of the pedestal in the cradle of the present invention.

9 is a perspective view of a main part showing another form of the height adjustment configuration of the pedestal in the present invention, which is a perspective view of the height adjustment cradle for adjusting the height of the clip or pedestal with the elastic force of the plate spring. FIG. 10 is a rear view of the clip viewed from behind the top plate in FIG. 9, FIG. 11 is a perspective view of the clip viewed from the top in FIG. 9, and FIG. 12 is a perspective view showing the installation state of the clip spring in FIG. 9.

9, guide grooves 131 and 132 are formed on both front and rear sides of the top plate A in the height adjustment direction (up and down), respectively, and the clips 120 are provided in the guide grooves 131 and 132. It is installed to move up and down.

The clip 120 is formed in the shape of a'c' cross section and is inserted into the rear support portion 121 inserted into the rear guide groove 131 of the top plate A and the front guide groove 132 of the top plate A. A clip body 123 having a front support portion 122 to be provided, and a connection portion 124 formed integrally with the clip body 123 for coupling the pedestal B are provided.

As shown in FIG. 10, a locking retaining groove 131a is continuously formed along the guide groove 131 on one side of the rear side guide groove 131 of the top plate A, and the back support portion of the clip 120 ( A plurality of engaging projections 121a that can be mutually fitted in correspondence with the engaging holding grooves 131a are formed in 121). At this time, the back support portion 121 and the locking protrusion 121a may also serve as a hook so that the clip 120 is not separated from the top plate A. In addition, the retaining groove 131a and the engaging protrusion 121a may be formed to protrude in a semicircular shape.

As shown in FIG. 9, a locking retaining groove 132a is continuously formed along the guide groove 132 on one side of the front groove A 132 of the top plate A, and the front support portion of the clip A ( A plurality of locking protrusions 122a that can be mutually fitted in correspondence with the locking holding grooves 132a are formed in 122). At this time, the front support portion 122 and the locking protrusions 122a also serve as a hook so that the clip 120 is not separated from the top plate A. In addition, the retaining groove 132a and the engaging protrusion 122a may be formed to protrude in a semicircular shape.

In addition, a predetermined gap 125 is formed between the side of the top plate A and the clip body 123 of the clip 120 as shown in FIG. 10, and the leaf spring 126 is elastic in the gap 125 Is installed.

The plate spring 126 is inserted into the mounting groove 123a formed inside the clean body 123 as shown in FIGS. 9 and 12, and both ends are supported, and the central portion is convexly curved outwards from both ends, The convexly curved portion is installed in close contact with the side of the top plate (A).

At this time, a gripping portion 127 capable of simultaneously performing a handle function and a pressing function is formed at a position capable of pressing the convexly curved portion of the plate spring 126 on the outer surface of the clip body 123.

According to this pedestal height adjustment configuration, as shown in FIGS. 9 to 11, the clip body 123 is the top plate (A) by the elastic force of the plate spring 126 when the clip 120 is installed on the top plate (A). Since the force is received in the direction spaced from the side of the back, the locking projections 121a and 122a of the rear supporting portion 121 and the front supporting portion 122 are inserted into the corresponding locking holding grooves 131a and 132a, so that the base B The position is in a fixed state.

To adjust the height of the pedestal (B) in this state, hold the gripping portion 127 of the clip body 123 and press it toward the side of the top plate (A) or move it by applying force up and down in the direction in which the top plate is formed. As the convex portion of 126 is pushed out and unfolded, the clip body 123 moves toward the side of the top plate A, whereby the locking protrusions 121a and 122a of the back support portion 121 and the front support portion 122 are supported. Since it is separated from the retaining retaining grooves 131a and 132a, the clip 120 and the pedestal B connected thereto can move along the guide grooves 131 and 132.

Therefore, by moving the pedestal (B) to a desired height to stop or release the held grip 127, the clip body 123 is moved from the side of the top plate (A) by the elastic restoring force of the pressed plate spring (126). It moves to the far side, whereby the locking protrusions 121a and 122a of the back support portion 121 and the front support portion 122 are reinserted into the corresponding holding grooves 131a and 132a, so that the clip 120 and the pedestal connected thereto (B) can be kept fixed at a height-adjusted position.

Referring back to FIGS. 1 to 4, the cradle of the present invention further includes an auxiliary plate 20. The upper plate A is provided with an auxiliary plate storage portion 29 capable of accommodating the auxiliary plate 20, and the auxiliary plate 20 is configured to be pulled out to the upper side of the top plate A by external force.

In addition, the auxiliary plate 20 may be provided with an auxiliary pedestal 24 that extends in a substantially right angle direction from the front. An electronic portable device or other items may be mounted on the auxiliary support 24. The auxiliary pedestal 24 may be provided with a locking jaw 26. This locking jaw 26 serves to prevent the article mounted on the auxiliary pedestal 24 from being detached.

The auxiliary pedestal 24 may be accommodated in the insertion groove 24a installed on the front surface of the auxiliary plate 20. When the auxiliary pedestal 24 is inserted into the insertion groove 24a, rotating hinges are provided on both sides of the lower side of the auxiliary pedestal 24. Is formed so that the auxiliary pedestal 24 can be unfolded and folded using this hinge. In the middle of the upper edge of the insertion groove 24a, a finger groove 25a is provided, and a locking jaw 26 is provided at the edge of the auxiliary pedestal 24 at positions opposite to both sides of the finger groove 25a. The position of the finger groove 25a can be changed.

In addition, the auxiliary plate 20 may be used as an extension support plate in a holder having a height adjustment function. In other words. When the height of the pedestal (B) rises, an extension support plate that serves to support the back of a book or item is needed. At this time, the auxiliary plate 20 serves as an extension support plate.

The auxiliary plate 20 is divided into an upper auxiliary plate 21 and a lower auxiliary plate 22 and can be combined by a rotating hinge 23. At this time, the rotating hinge 23 also serves to adjust the angle of the auxiliary plate 20 separately from the top plate. The upper auxiliary plate 21 may be mounted on the auxiliary plate more stably by preventing the lower auxiliary plate 22 from being opened more than 180 degrees.

On the other hand, the auxiliary plate 20 is provided with a structure that can maintain the adjustment position in the state of adjusting the height.

Locking protrusions a2 are formed on both sides of the lower side of the auxiliary plate 20, and locking jaw grooves a1 are formed on both sides of the auxiliary plate storage portion 29 corresponding to the locking protrusions a2. Therefore, the locking projection (a2) of the auxiliary plate 20 is inserted into the locking jaw groove (a1) of the auxiliary plate storage unit 29 to maintain the withdrawal state of the auxiliary plate 20.

Of course, depending on the implementation, the position of the locking jaw groove a1 and the locking protrusion a2 may be configured to be interchanged.

22 and 23, the auxiliary plate 20 is inserted into the auxiliary plate storage portion 29 of the top plate A, and is accommodated in the auxiliary plate storage portion 29 of the top plate A so that it is not visible except the upper surface from the outside. Can be.

The auxiliary plate 20 is received and withdrawn through an opening formed on the auxiliary plate storage 29. The opening of the auxiliary plate storage part 29 is provided with a handle groove 30 so that the user can easily pull out the auxiliary plate 20 by grasping it with a finger and grasping the upper central portion of the auxiliary plate 20.

The auxiliary plate 20 may be drawn out from the auxiliary plate storage portion 29 of the top plate A and unfolded and fixed to the top of the top plate A.

13 is in the cradle of the present invention, showing a different form of the auxiliary plate height adjustment configuration, is a perspective view showing the height adjustment of the auxiliary plate using a bead, an elastic body and a locking jaw groove.

13 has a locking jaw groove (a1) inside the auxiliary plate storage section 29. The locking jaw groove a1 limits the vertical movement of the auxiliary plate 20 when the locking structure integrally installed at the bottom of the auxiliary plate 20 is inserted. The locking structure is composed of an elastic body 203 inserted inside the auxiliary plate 20 and a fixing bead 205 coupled to the distal end of the elastic body 203. According to this configuration, the elastic body 203 has a pressure to push out the fixed bead 205, whereby the fixed bead 205 is fixed into the locking beet groove (a1) when the fixed bead 205 meets the inner locking jaw groove (a1). This is inserted to limit the vertical movement of the auxiliary plate 20 and the withdrawal height of the auxiliary plate 20 is fixed.

The fixed bead 205 is installed to press the inner side of the auxiliary plate storage portion 29 at a constant pressure by the elastic force of the elastic body 203. After the fixed bead 205 is inserted into the engaging jaw groove (a1), when a force of a predetermined pressure or more is applied, the fixed bead 205 presses the elastic body 203 and naturally exits from the engaging jaw groove (a1). ) May have a V-shaped groove or an arc-shaped groove.

At least one of the aforementioned locking jaw grooves a1 may be formed in the inner space of the upper plate A, that is, on both sides of the auxiliary plate storage portion 29 or other inner walls. The elastic body 203 and the fixed bead 205 may be installed in one or a plurality of lower portions of the auxiliary plate 20. When the auxiliary plate 20 is moved in the upward or downward direction of the upper plate A, the fixed bead 205 elastically installed by the elastic body 203 on the auxiliary plate 20 is caught in the inner locking jaw groove a1 and the auxiliary plate 20 is withdrawn. Locked in position.

14 and 15 show another form of the height adjustment configuration of the auxiliary plate in the cradle of the present invention, and further include a pantograph 207 installed at a lower portion of the auxiliary plate 20. The fanta graph 207 may be referred to as a'Jabara'.

The fanta graph 207 is inserted into the auxiliary plate storage section 29. The lower end of the fanta graph 207 is fixedly installed at the bottom of the auxiliary plate storage unit 29, and the upper end of the fanta graph 207 is fixedly installed at the lower end of the auxiliary plate 20.

The fanta graph 207 may have a link structure of a joint type that expands or collapses according to a drawing operation of the auxiliary plate 20 in the drawing direction of the auxiliary plate 20.

According to the configuration of the phantom graph 207 according to the present embodiment, the locking jaw groove 1a, the elastic body 203, and the fixed bead 205 by the rising and falling structure of the phantom graph 207 coupled to the lower portion of the auxiliary plate 20 ), the withdrawal or storage operation of the auxiliary plate 20 can be performed more safely and smoothly.

16 and 17 show another form of the auxiliary plate storage portion, and the auxiliary plate storage portion 29 is formed on the rear surface of the upper plate A.

16, the auxiliary plate storage portion 29 may be disposed on the rear surface of the upper plate A by a separate component covering the entire rear surface or a portion of the rear surface of the upper plate A. The auxiliary plate storage section 29 has a box shape with an opening on the top. The auxiliary plate storage portion 29 is not formed inside the top plate (A) and is made of the same or different material as the top plate (A) and can be integrally coupled to the rear surface of the top plate (A). At this time. 3 to 4, in order to adjust and fix the withdrawal height of the auxiliary plate 20, the auxiliary plate storage portion 29 has locking protrusions formed on both right and left sides of the auxiliary plate, and locking jaw grooves are formed on the left and right inner surfaces of the auxiliary plate storage portion, thereby increasing the height of the auxiliary plate. Can be fixed.

At this time, as the auxiliary plate storage part 29 is formed on the rear surface of the upper plate A and protrudes backward, when the bottom plate C and the angle support D are brought into close contact with the rear surface of the upper plate A, interference may occur. Can be. To this end, it is preferable to form openings C2 and D2 that prevent the auxiliary plate storage 20 from contacting the bottom plate C and the angle support D.

17 is in the cradle of the present invention, showing another form of the auxiliary plate storage portion, the auxiliary plate storage portion 29 is formed on the rear surface of the upper plate (A), the opening of the rear surface of the auxiliary plate storage portion 29 is formed The back surface of the auxiliary plate 20 is a form exposed to the outside.

In addition, the auxiliary plate storage portion 29 may be fixed to the rear surface of the top plate (A) to be spaced apart from each other to support both sides of the auxiliary plate (20). 3 to 4, in order to adjust and fix the withdrawal height of the auxiliary plate 20, the auxiliary plate storage portion 29 has locking protrusions formed on both right and left sides of the auxiliary plate, and locking jaw grooves are formed on the left and right inner surfaces of the auxiliary plate storage portion, thereby increasing the height of the auxiliary plate. Can be fixed.

18 is in the cradle of the present invention, as another modification of the auxiliary plate, characterized in that the bookshelf (F1) is additionally installed on the auxiliary pedestal 24 of the auxiliary plate 20 to increase user convenience.

Bookshelf (F1) may be coupled to the side of the auxiliary pedestal (24). The book holder (F1) serves to press and fix a book page when mounting the book on the auxiliary plate.

If the auxiliary support insertion groove (24a) is formed slightly wider upward, even if the auxiliary support (24) is inserted into the insertion groove (24a), the auxiliary support (24) is inserted into the insertion groove (24a) without jamming the bookshelf (F1). can do.

19 to 21 shows another modification of the auxiliary plate in the cradle of the present invention, and is provided with a wireless charging unit in the auxiliary plate 20. In this case, the cradle may further include a light emitting diode 70 and a power port 92.

The wireless charging unit is installed on the top plate (A) or auxiliary plate (20). The wireless charging unit includes a primary coil 80 and a PCB circuit board 90, and the PCB circuit board 90 includes a DC/DC converter 90a, an amplifier 90b, a matching circuit 90c, and a controller 91a. ) And an oscillator (oscillator, OSC, 91b).

The primary coil 80 is a transmitter coil for wireless power transmission using a magnetic induction method or a magnetic resonance method, and a coil design having an excellent quality factor supported by wireless power cosortium (WPC), allance for wireless power (A4WP), etc. It can be provided with a structure according to. A predetermined pattern 82 or the like may be displayed on the surface of the auxiliary plate 20 of the corresponding portion of the primary coil 80.

The controller 91a converts external power or commercial power input through the power port 92 into voltage and current suitable for input to the amplifier 90b through the control of the DC/DC converter 90a. In addition, the controller 91a controls the change in impedance looking at the secondary side in the amplifier 90b according to the change in impedance of the electronic device based on the detection information of the voltage and current that changes depending on the electronic device to be charged for wireless power. That is, when a voltage and current change on the secondary side occurs, the amplifier 90b and the matching circuit 90c are controlled to reflect this, and the current secondary impedance and the matched wireless power are transmitted through the primary coil 80. Can be.

In addition, the controller 91a may control the operation of the light emitting diodes (LED, 70). In particular, the wireless charging electronic device can be operated by allowing the user to conveniently check the wireless charging status by displaying the charging status and the charging status with LEDs.

The power port 92 may include a universal serial bus (USB) port. The power port 92 may be referred to as a power terminal or simply a terminal, and may be replaced with various types of mini or micro terminals or power plugs. 23 and 24, the power port 92 is disposed on the left side of the lower auxiliary plate 22 in the auxiliary plate 20, but is not limited thereto, and may be installed on the right side of the lower auxiliary plate 22.

The auxiliary plate 20 is provided with an auxiliary pedestal mounted on its front side in a storage manner. In addition, a light emitting diode 70 may be installed on the auxiliary plate 20.

According to the above configuration, the smart phone is placed on the auxiliary stand 24 of the auxiliary plate 20 and wirelessly charged to check the state of charge by the light emitting diode 70, and at the same time, on the top plate A and the pedestal B The book can be loaded and read, maximizing user convenience.

In addition, according to the configuration of the wireless charging unit of the present embodiment, the function of the auxiliary plate can be extended from the cradle equipped with the auxiliary plate to charge the battery of the electronic device with wireless power, so that the cradle is equipped with multiple functions to increase utilization and improve user convenience. Can be increased.

Referring to Figure 22, the cradle of the present invention further includes a bottom plate (C) and an angle support (D) provided on the back of the top plate (A). The bottom plate (C) and the angle support (D) are coupled to the rear surface of the top plate (A) and are installed to adjust the inclination angle of the top plate (A).

The bottom plate (C) and the angle support (D) are respectively installed to enable rotational movement on the rear surface of the top plate (A) through the respective hinge portions (C1, D1). An angle fixing jaw E is formed on the bottom plate C to support one end of the angle support D to adjust or fix the inclination angle of the top plate A.

FIG. 23 is a rear view showing a state in which the bottom plate C is folded and in close contact with the back side of the top plate A, and a separate fixed jaw groove E1 is generated on the bottom side of the bottom bottom plate. At this time, the fixed jaw groove (E1) can be formed to protrude outward, but can also be in the form of a recessed groove. The lower bottom plate 45 and the upper bottom plate 44 are coupled by the bottom plate rotating hinges 44a and 45a, and can be rotated and folded due to the bottom plate rotating hinge.

24, the auxiliary plate 20 is taken out from the inside of the upper plate (A) and then withdrawn and mounted on the auxiliary support 24 from the insertion groove (24a), and the auxiliary plate (20) using a rotating hinge (23) formed on the auxiliary plate ) Is the angle adjusted. And after folding the lower bottom plate 45 to the upper bottom plate 44, it is a side view of the holder showing the state in which the angle support D is mounted to the fixed jaw groove E1 formed in the rear portion of the lower bottom plate 45.

The angle fixing jaw E is in the form of a protrusion, and may be formed by digging into the rear fixing jaw groove E1 on the rear surface of the lower bottom plate 45 as shown in FIGS. 23 and 24. In this case, the lower bottom plate 45 may be used to adjust and support the inclination angle of the top plate A in both the expanded or folded state of the bottom plate C.

When the base plate (C) and the angle support (D) are installed in a narrow space such as a desk in a reading room, the floor plate (C) is folded and used to reduce the length of the cradle protruding, thereby contributing to the efficient use of the desk. .

Referring back to FIG. 22, FIG. 22 is a rear perspective view of a holder having a bottom plate having a fixing lock using a fixing bar.

The bottom plate (C) is provided with hinge portions (44a, 45a) in the middle portion of the bottom plate, and is capable of folding or unfolding the bottom plate (C) by the hinge portions (44a, 45a). That is, the bottom plate (C) has an upper bottom plate 44 and a lower bottom plate 45, and hinge portions 44a and 45a for hinge-bonding them, and a fixed locking device for folding or fixing the bottom plate. .

When the lower bottom plate 45 is folded using the hinge device 40 as a rotation axis, the lower bottom plate 45 may be superimposed on the upper bottom plate 44. At this time, in order to minimize the overlapping thickness of the upper bottom plate 44 and the lower bottom plate 45 overlapping each other, the upper bottom plate 44 or the lower bottom plate 45 has one component in the overlapping portion and the other component. It can be made to fit in the recess or incision of the part.

The hinge device 40 includes an upper bottom plate hinge portion, a lower bottom plate hinge portions 44a, 45a, and a fixed lock device. The fixed bar lock device includes a fixed bar 41, a fixed lock groove 42a, a spring groove 42b, and a spring 43.

Fixed lock groove (42a) is formed in the upper bottom plate hinge portion (44a) located on one side of the upper bottom plate (44), the spring groove (42b) is a lower bottom plate hinge located on one side of the lower bottom plate (45) It is formed in the branch (45a).

The fixed lock groove 42a and the spring groove 42b are disposed facing each other in the form of a single square opening, and when the spring 43 is inserted into the spring groove 42b and there is no external force, the fixed bar 41 is fixed. Push (42a) to limit the rotation of the lower bottom plate (45).

According to this configuration, the fixing bar 41 is fixed while compressing the spring 43 by external force in the state located in the fixing lock groove 42a of the upper bottom plate hinge part 44a side by the elastic force of the spring 43 When the bar 41 is moved to the spring groove 42b of the lower bottom plate hinge portion 45a, the fixing bar 41 comes out of the fixed lock groove 42a and the lock state is released, thereby lowering the bottom plate 45 ) Can be rotated relative to the top bottom plate 44 to overlap on the top bottom plate 44. At this time, the fixing bar 41 is in contact with one surface of the upper bottom plate hinge portion 44a and rotates together according to the rotation of the lower bottom plate 45.

On the other hand, the present invention forms a fixed lock groove (42a) in the upper bottom plate hinge portion (44a) of the upper bottom plate (44), the spring groove (42b) lower bottom plate hinge portion (45a) of the lower bottom plate (45) ), but is not limited thereto, and although not illustrated, the fixed lock groove 42a is formed in the lower bottom plate hinge portion 45a of the lower bottom plate 45, and the spring groove 42b is the upper bottom. It may be formed on the upper bottom plate hinge portion 44a of the plate 44. In addition, the locking device of the hinge device 40 may be installed only on one side of the bottom plate (C) or may be installed on both sides.

25 to 30 show another example of the hinge device in the cradle of the present invention, and include a push button having a fixing protrusion and a fixing lock device using an elastic body and a fixing groove.

25 is an exploded perspective view showing a push button and a spring. 26 is a perspective view showing a lower auxiliary plate hinge in FIG. 28. 27 is a perspective view showing an upper auxiliary plate hinge in FIG. 28. 28 is a perspective view showing another form of the hinge device, the upper bottom plate and the lower bottom plate is expanded to 180 degrees, showing an internal perspective view showing a locked state. 29 is an internal perspective view of a state in which a push button of a hinge device is pressed. 30 is an internal perspective view showing a state in which the lower bottom plate is folded to the upper bottom plate.

When explaining each component in more detail, the hinge device 40 includes upper and lower bottom plate hinge parts 44a and 45a and a fixed lock device.

As shown in FIG. 25, the push button 40a has a cylindrical shape with one surface blocked, and a fixed protrusion 41b of a rectangular shape is formed at a predetermined interval on the outer surface. The push button 40a is provided with a spring fixing portion 41c spaced apart from each other and protruding into the inner space. The spring fixing part 41c is provided with a spaced part 41d of a predetermined interval between two protruding structures, and one end end 43a of the spring 43 is inserted into the spaced part 41d.

As illustrated in FIG. 26, the second hinge coupling portion 45a of the lower bottom plate 45 has an internal space 5a as a form for accommodating a part of the push button 40a and a part of the spring 43. It is formed in a cylindrical shape with one side blocked. On the bottom surface of the inner space 5a, a pair of lower hinge spring fixing portions 5b protruding from each other are formed, and a spring 43 is provided at a separation portion 5h between the pair of spring fixing portions 5b. The other end portion 43b of the is inserted.

In addition, a seating groove (5g) in which the fixing protrusion (41b) of the push button (40a) is inserted into the jaw portion (5e) is formed on the bottom side of the inner circumferential surface of the lower plate hinge portion (45a), and is predetermined. It is formed at intervals.

As illustrated in FIG. 27, a through hole 4a through which a push button 40a is installed is formed in the upper bottom plate hinge portion 44a, and a ring-shaped fixing jaw 4b is formed at the edge of the through hole 4a. This is formed, the fixed jaw (4b) is a fixed groove (4c) is inserted into the fixed projection (41b) of the push button (40a) is formed at a predetermined interval.

Also, the fixing jaws 4b have both fixing grooves 4c to allow the lower bottom plate 45 superimposed on the upper bottom plate 44 to be naturally rotated and extended by the user's hand without pressing the push button 40a to release the lock. ) Is formed on one side of the inclined surface (4d), the inclined surface (4d) is formed so that the opening of the fixing groove (4c) gradually increases in the unfolding direction of the lower bottom plate (45). This inclined surface 4d exists in pairs like the fixed jaw 4b.

In addition, by fixing both end portions 43a, 43b of the spring 43 inside the push button 40a and inside the second hinge fastening portion 45a, it can be assembled to have a torsional elastic force of the spring 43. Thereby, when the push button 40a is pressed by the scaled elastic force, the lower bottom plate 45 can be automatically folded to the upper bottom plate 44. Also, when the push button 40a is pressed, elastic compression and elastic restoration are performed in the push direction.

As shown in FIGS. 25 and 30, when the locking protrusion 41b is released from the fixing groove 4c by pressing the push button 40a, and the lock state is released, the spring 43 is compressed and at the same time the upper floor The lower bottom plate 45 is rotatable with respect to the plate 44, and the lower bottom plate 45 is automatically folded onto the upper bottom plate 44 by the torsional elastic force of the spring 43.

Then, when the pressing force of the push button 40a is removed, as shown in FIG. 30, the fixing protrusion 41b formed in the push button 40a is returned to its original position by the elastic restoring force of the compressed spring 43, and the fixing groove ( 4c).

When the lower bottom plate 45 is to be unfolded again, there are two methods.

First, while pressing the push button 40a to pull out the fixing protrusion 41b from the fixing groove 4c and unfolding the lower bottom plate 45 while the lock is released, the fixing protrusion 41b has a seating groove ( 5g) completely drawn in, and in contact with the upper bottom plate fixing jaw 4b, rotates with the rotation of the lower bottom plate 45. When the lower bottom plate is fully extended 180 degrees while rotating, the fixing protrusion 41b meets the fixing groove 4c again, and due to the elastic force of the spring 43, the fixing protrusion 41b is re-introduced into the fixing groove 4c. Takes

Second, even if the push button 40a is not pressed, the folded lower bottom plate 45 can be opened and locked automatically. In other words. When the folded bottom bottom plate 45 is extended in the clockwise direction, the fixing protrusion 41b partially inserted into the seating groove 5g by the jaw portion 5e of the bottom bottom plate is pushed clockwise. At this time, the fixing projections 41b, which were also introduced into the opposite fixing grooves 4c, are completely drawn into the lower bottom plate hinge portion seating grooves 5g naturally by the inclined surface 4d formed in the upper bottom plate hinge portion, and the upper floor. It is in contact with one side of the plate fixing jaw 4b and rotates together according to the rotation of the lower bottom plate 45. When the lower bottom plate is fully extended 180 degrees while rotating, the fixing protrusion 41b meets the fixing groove 4c again, and due to the elastic force of the spring 43, the fixing protrusion 41b is re-entered into the fixing groove 4c, so that the fixing lock Takes

Although described above with reference to preferred embodiments of the present invention, those skilled in the art variously modify the present invention within the scope not departing from the spirit and scope of the present invention as set forth in the claims below. You will understand that you can change it.

A: Top
B: Pedestal
C: bottom plate
C1: bottom plate hinge
D: Angle support
D1: Angle support hinge part
E: angle fixed jaw
E1: Back fixed jaw groove
F,F1: Bookshelf
a1: Jamming groove
a2: Jam
11a: Clip
11b: Hook fixing groove
11c: Clip fixing hook
11d: Rail fixing clip
11e: Rail fixing projection
11f: Clip rail
11g: elastic member
11h: Button insertion groove => Shown in Figure 5!!
11k: Button
111f: Rail fixing groove
20: auxiliary plate
21: Upper auxiliary plate
22: lower auxiliary plate
23: swivel hinge
24: auxiliary stand
24a: insertion groove
24b: auxiliary hinge
25a: finger groove
26: Hanging jaw
29: auxiliary plate storage
203: elastic body
205: fixed bead
207: Fantagraph
29: auxiliary plate storage
30: handle groove
40: hinge device
41: fixed bar
42a: Fixed lock groove
42b: spring groove
43: Spring
44; Upper bottom plate
44a: upper bottom plate hinge
45: lower bottom plate
45a: lower bottom plate hinge
40a: push button
41b: fixed projection
41c: spring fixture
41d: separation
43a: one end of the spring
43b: the other end of the spring
4a: through hole
4b: fixed jaw
4c: fixing groove
4d: slope
5a: Interior space
5b: lower hinge spring fixture
5e: chin
5g: seating groove
5h: separation
70: light emitting diode
80: primary coil
90: PCB circuit board
90a: converter
90b: amplifier
90c: matching circuit
91a: controller
91b: Oscillator
92: Power port
11m: Rail groove
110: clip
111: Clip button
112: fixed bar body
113: fixed bar hinge
114: fixing bar insert
115: elastic member
115a: Elastic member fixing protrusion
116: rear hook
116a: Back hook groove
117: front hook
117a: Front hook groove
120: clip
121: back support
121a: Jam
122a: Jam
122:: front support
123: clip body
123a: mounting groove
124: connection
126: leaf spring
127: gripping part
131a: Jam holding groove
132a: Jam retaining groove

Claims (12)

A top plate supporting an object to be mounted on one side thereof;
A pedestal that is provided to protrude to one surface of the top plate below the top plate and supports a lower portion of the object to be mounted;
An auxiliary plate withdrawn from an upper portion of the upper plate and provided with an auxiliary support to support another object to be mounted; And
A bottom plate unfolded to support the top plate from a rear surface of the top plate;
Cradle with an auxiliary plate comprising a. The method according to claim 1,
The auxiliary plate has a holder having an auxiliary plate with an insertion groove into which an auxiliary stand can be inserted. The method according to claim 1,
The auxiliary support of the auxiliary plate can be folded or unfolded by a hinge formed on the auxiliary support, and a stand having an auxiliary plate spreading in a right angle direction from the front of the auxiliary plate. The method according to claim 1,
The auxiliary plate is composed of an upper auxiliary plate and a lower auxiliary plate, and the upper auxiliary plate and the lower auxiliary plate are mounted with a secondary plate that individually adjusts the angle of the coupling and the auxiliary plate by a rotating hinge. The method according to claim 3,
A holder having an auxiliary plate further comprising a locking jaw groove and a locking protrusion installed on an outer surface of the auxiliary plate and an inner surface of the auxiliary plate storage portion provided on the top plate. The method according to claim 5,
The locking projection is provided with a supporting plate made of beads and an elastic body. The method according to claim 1,
The bottom plate is made of an upper bottom plate and a lower bottom plate, and a holder having an auxiliary plate coupled by a hinge portion to fold or unfold the bottom plate. The method according to claim 7,
The hinge portion has a fixing protrusion having an elastic body and a holding plate having an auxiliary plate having a fixing lock device to which the upper bottom plate and the lower bottom plate are fixed or unlocked by the locking principle of the fixing groove. The method according to claim 1,
Further comprising an angle support for supporting between the bottom plate and the top plate,
The bottom plate and the angle support are spaced apart from each other by a hinge portion on the rear surface of the top plate and can be rotated independently, and an angle fixing jaw is formed on the bottom plate so that the angle support contacts the angle fixing jaw. When fixing the angle of the top plate at a certain angle,
The bottom plate is provided with a hinge portion so that the lower bottom plate can be folded to the upper bottom plate to be nested, and a locking jaw groove is formed on the rear side of the folded lower bottom plate to provide an auxiliary plate to mount an angle support in the locking jaw groove even when the bottom plate is folded. One cradle. The method according to claim 1,
A clip that is coupled to the left and right of the top plate and moves the pedestal up and down, which is the direction in which the top plate is formed,
A holder having an auxiliary plate having a fixing device for restricting movement of the clip using a fixing protrusion and a fixing groove. The method according to claim 1,
A holder having an auxiliary plate further comprising a bookshelf disposed on the auxiliary base of the auxiliary plate. The method according to claim 1,
Inside the auxiliary plate, a holder having an auxiliary plate further comprising a wireless charging unit capable of wirelessly charging an electronic portable device using a coil and a PCB circuit board.

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