KR0163133B1 - Angle regulator of display - Google Patents

Abstract

The present invention is to provide an angle adjusting device of the display that can adjust the flat-panel display to the optimum viewing conditions by a simple operation even if the viewing range of the flat-panel display is largely out of the viewer, and at the same time can be finely adjusted from the upper one end A lifting arm having a vertical support 40 having a first storage chamber 45 extending to one side, and a lifting guide mechanism 30 having a vertical position maintaining mechanism while moving up and down based on the vertical support 40. (41) and a vertical swing position holding mechanism capable of maintaining the determined vertical swing position of the horizontal arm (62) between the fixed side plate (61-1) and the vertical movement member (63) on the lifting arm (41). 90, the upper and lower angle movement guide mechanism 70 is installed, the box-shaped third storage chamber 100 is formed through the opening so that the horizontal rotating shaft 113 is exposed, and the horizontal rotating shaft 113 is a bracket ( Go to The bracket 114 is fixed to the display 115 to install a left and right angle adjusting handle 112 on the upper surface of the one side of the third storage chamber 100 to enable the left and right pivoting movement, maintaining the left and right pivot position The mechanism 140 is formed by forming friction gears 141 and 142 which are in frictional contact with each other on the proximal surfaces of the horizontal fixing member 110 and the horizontal movement member 111, respectively.

Description

Display angle adjuster

1 is a perspective view showing a state in which the angle adjusting device of the display according to the invention is used as a stand type.

2 is a perspective view showing a state in which the angle adjusting device of the display according to the present invention is used as a wall-hung type.

Figure 3 is a perspective view showing the configuration of the elevating guide mechanism, the first power transmission mechanism, the up and down linear position maintaining mechanism constituting the angle adjusting device of the display according to the present invention.

Figure 4 is a partial cross-sectional view of Figure 3 showing the configuration of the up and down linear position holding mechanism constituting the angle adjusting device of the display according to the present invention.

Figure 5 is a perspective view showing the configuration of the vertical motion guide mechanism, the second power transmission mechanism, the vertical swing position maintaining mechanism constituting the angle adjusting device of the display according to the present invention.

Figure 6 is a cross-sectional view of Figure 5 showing the configuration of the vertical motion guide mechanism, the second power transmission mechanism, the vertical swing position holding mechanism constituting the angle adjusting device of the display according to the present invention.

Figure 7 is a side cross-sectional view showing the configuration of the left and right motion guide mechanism and the left and right pivot position holding mechanism constituting the angle adjusting device of the display according to the present invention.

* Explanation of symbols for main parts of the drawings

30: lifting guide mechanism 31: vertical guide groove

32: vertical guide projection 40: vertical support

41: lifting arm 42: vertical rack gear

43: vertical friction gear 44: pinion gear

45: first storage room 46: lifting handle

47: first power transmission mechanism 47a: first drive gear

47b: first electric gear 47c: second electric gear

47d: 3rd transmission gear 47e: 1st driven gear

50: up and down linear position holding mechanism 51: up and down linear positioning groove

52: ball plunger 60: second storage room

61-1: fixed side plate 62: horizontal arm

63: vertical movement member 64: through hole

65: up and down angle adjustment handle 66: sector gear

70: upper and lower angle movement guide mechanism 71,72: sliding pin

73: vertical guide hole 80: second power transmission mechanism

81: second drive gear 82: fourth drive gear

83: fifth electric gear 84: sixth electric gear

85: seventh electric gear 86: eighth electric gear

87: second driven gear 90: vertical swing position holding mechanism

91: groove for determining the vertical angle 92: elastic projection

93: elastic piece 100: third storage chamber

110: horizontal fixing member 111: horizontal movement member

111a: gear portion 112: left and right angle adjustment handle

113: horizontal rotation shaft 114: bracket

115: display 120: left and right movement guide mechanism

121: left and right turn guide groove 122: left and right turn guide rib

130: third power transmission mechanism 131: third drive gear

132: 9th electric gear 133: 3rd driven gear

140: left and right swing position holding mechanism 141,142: friction gear part

The present invention relates to an angle adjusting device of a display, and more particularly, to an angle adjusting device of a display, which is capable of freely adjusting the up, down, left and right angles and heights of a flat panel display manually.

In general, in order to view a screen with a flat display having a limited viewing range in an optimal state, the viewer moves within the audio visual range of the flat display which is fixed to an installation place (for example, a wall or a floor). If the place located at is an inappropriate place for the viewer, the user must take the inconvenience when watching. Alternatively, if the user moves the flat panel display directly to adjust the viewing angle, it is possible to fine-tune the flat display unit. Was not provided, so adjustment had to be inconvenienced.

The present invention has been made to solve the above-mentioned problems. Even if the viewing range of the flat-panel display is largely out of view of the viewer, the display can be fine-tuned at the same time and can be finely adjusted to the optimum viewing condition by simple operation. The purpose is to provide an angle adjustment device.

In order to achieve the object of the present invention, a vertical support having a first storage chamber extending from one upper end to one side thereof, and a vertical rack gear and a vertical friction gear parallel to each other are formed on one outer circumferential surface of the first storage chamber. And the pinion is installed while being engaged with the pinion, and the pinion is interlocked with the first power transmission mechanism installed on the outer circumferential surface of the storage compartment to move based on the vertical support, and the lifting arm provided with a lifting guide mechanism having a vertical position maintaining mechanism. There is a box made of an outer plate on the lifting arm to form a second storage chamber having a hole formed on one side thereof, and a fixed side plate installed inside the second storage chamber and an angular movement in up and down direction in conjunction with the fixed side plate. The vertical movement member and the horizontal arm interlocked with the vertical movement member are exposed through the through hole so as to allow the vertical movement. The upper and lower angle adjusting handles are installed at one side of the lead chamber so that the second power transmission mechanism driving in response to the operation of the handles is interlocked with the sector gear formed inside the rear end of the vertical movement member, and is perpendicular to the fixed side plate. A vertical movement guide mechanism provided with a vertical swing position holding mechanism capable of maintaining the determined vertical swing position of the horizontal arm between the movement members, a box connected to an end of the horizontal arm, and a horizontal fixing member inside the horizontal arm; The horizontal movement member is installed to be circularly guided from the horizontal arm to the left and right by interposing the horizontal movement member between the horizontal movement members, and a gear part is formed on the upper side of the horizontal movement member to install the upper and lower angles. It is rotated in engagement with a third power transmission mechanism receiving power from the adjustment handle, and the center of the horizontal motion member The box-shaped third storage chamber is formed in the through hole to expose the horizontal rotating shaft from the lower end, and the horizontal rotating shaft is fixed to the bracket, the display is fixed to the bracket is installed on one side of the third storage room to enable the left and right pivot The left and right angle adjusting handles are installed on an upper surface, and the left and right pivot position holding mechanisms are provided with display angle adjusting devices each configured to form friction gears which are in friction contact with each other on adjacent surfaces of the horizontal fixing member and the horizontal moving member. .

The lifting guide mechanism is formed by forming a vertical guide groove on the inner side of the vertical support, the lifting arm is formed by forming a vertical guide projection which is slid to the vertical guide groove, the vertical linear position holding mechanism is the vertical guide groove One side of the sliding surface formed by the vertical guide projection and each other is formed with a plurality of up and down linear positioning grooves in parallel with the center of movement of the lifting arm, the other side is a ball that is elastically coupled to the vertical linear positioning grooves It is constructed by installing a plunger.

The first power transmission mechanism is engaged with the first driving gear directly connected to the lifting handle, the first driving gear that receives power from the first driving gear, and is engaged with the first driving gear to transfer power therefrom. And a third electric gear provided coaxially with the receiving second electric gear, and a first driven gear meshed with the third electric gear and provided coaxially with the pinion gear.

The vertical motion guide mechanism horizontally slides a plurality of sliding pins from one side of the fixed side plate toward the vertical movement member, and installs an arc-shaped vertical guide hole at the rear end of the horizontal arm, which is slid with the sliding pins. It is formed on the vertical movement member, the vertical pivot position holding mechanism is the center of the vertical movement of the vertical movement member on one side of the adjacent surface formed between the outer plate and the vertical movement member the same center of rotation of the vertical movement member A plurality of arrays are formed on an arc center line having an elastic member, and the other side thereof is formed by forming an elastic piece having elastic projections selectively elastically coupled to the upper and lower angle determining recesses.

The second power transmission mechanism includes a second driving gear installed at the center of the vertical angle adjusting handle, and a fifth driving gear meshed with the second driving gear and receiving power therefrom, installed on the coaxial line. The seventh electric gear which is engaged with the electric gear and the fifth electric gear and receives the power therefrom, the seventh electric gear which is installed on the coaxial line, and the eighth electric gear which is engaged with the seventh electric gear and receives the power therefrom It is provided on the coaxial line and consists of the 2nd driven gear which meshes with the said sector gear, and transmits power to this sector gear.

The left and right movement guide mechanism horizontally installs a horizontal fixing member having an annular left and right rotation guide groove installed inside the third storage chamber installed at the front end of the horizontal arm, and is annular sliding with the left and right rotation guide groove. The horizontal movement member having a left and right rotation guide rib is configured to connect to the display via the bracket.

The third power transmission mechanism includes a third drive gear installed at the lower center of the left and right angle adjustment handles, and a ninth drive gear meshed with the third drive gear and receiving power therefrom, on the coaxial line. It is composed of a third driven gear that is engaged with the gear portion formed on the upper end of the horizontal movement member.

Hereinafter, an embodiment of the angle adjusting device of the display according to the present invention will be described in detail with reference to the accompanying drawings.

1 to 7 show an embodiment of the angle adjusting device of the display according to the present invention, as shown in the vertical direction on the vertical support 40 fixed on the installation surface by the lifting guide mechanism 30 The vertical rack gear 42 and the vertical friction gear 43 which are parallel to each other are installed on one side of the outer circumferential surface of the lifting arm 41 linearly guided in the vertical direction, and the vertical rack is located at a predetermined position of the vertical support 40. The first storage chamber 45 is formed to accommodate the gear 42 and the pinion gear 44 engaged with the vertical friction gear 43. The pinion gear 44 receives power from the lifting handle 46 therein. And a first power transmission mechanism 47 interlocked with and interlocked with each other, and a vertical linear position maintaining mechanism 50 capable of maintaining the determined vertical position of the lifting arm 41 on the lifting guide mechanism 30 is installed. On the other hand, which is provided on the upper end of the lifting arm 41 The vertical movement member (63) which interlocks with the horizontal arm (62) while angularly moving up and down on the fixed side plate (61-1) accommodated inside the storage chamber (60) (70). While installing to be arc guided by, and exposed to the outside through the through-hole 64 provided in the front side of the second storage chamber 60 to free the movement of the vertical movement member 63, the second A sector gear 66 formed at a rear end of the vertical movement member 63 with a second power transmission mechanism 80 that receives power from the vertical angle adjusting handle 65 provided at the side of the storage chamber 60; It is installed to interlock and interlock, and interposed between the outer plate 61 and the vertical movement member 63 interposing a vertical swing position holding mechanism 90 that can maintain the determined vertical swing position of the horizontal arm 62, It is accommodated in the third storage chamber 100 provided at the front end of the horizontal arm 62 The horizontal movement member 111 is installed between the horizontal fixing member 110 and the horizontal movement member 111 so that the horizontal movement member 111 is circularly guided from side to side on the horizontal arm 62. The third power transmission mechanism receives power from the left and right angle adjustment handles 112 formed on the upper side of the third storage chamber 100 by forming a gear portion 111a on the horizontal movement member 111. It is installed so as to rotate in engagement with the 130, and passing the bracket 114 to the lower end of the horizontal rotating shaft 113 which is exposed to the lower side through the third storage chamber 100 from the center of the horizontal movement member 111. The display 115 is installed, and interposed between the horizontal fixing member 110 and the horizontal movement member 111, the left and right pivot position maintaining mechanism 140 capable of maintaining the left and right pivot positions of the display 115. It was configured by.

Here, the lifting guide mechanism 30 forms a vertical guide groove 31 inside the vertical support 40 as shown in FIGS. 3 and 4 of the accompanying drawings, and on the lifting arm 41. It is configured to form a vertical guide projection 32 which is slid to the vertical guide groove (31).

The first power transmission mechanism 47 includes a first drive gear 47a directly connected to the lifting handle 46 as shown in FIGS. 3 and 4 of the accompanying drawings, and the first drive gear 47a. ) Is coupled to the first transmission gear 47b to receive power therefrom, and the second transmission gear 47c to engage with the first transmission gear 47b to receive power therefrom is installed on the coaxial line. It consists of a first driven gear 47e which meshes with the gear 47d and the third electric gear 47d and is provided coaxially with the pinion gear 44.

The vertical linear position maintaining mechanism 50 is a plurality of vertical linear positioning for one side of the sliding surface formed by the vertical guide groove 31 and the vertical guide projection 32 as shown in FIG. The groove 51 is formed in parallel with the center of motion of the lifting arm 41, and on the other side, the ball plunger 52 which is elastically coupled to the vertical linear positioning groove 51 is provided.

Here, the ball plunger 52 is a steel ball 52a to which the upper and lower linear positioning recesses 51 are coupled, and the steel ball 52a is vertically positioned as shown in FIG. It is composed of a spring (52b) for pushing toward the groove 51, the steel ball (52a) and the spring (52b) is built on the vertical guide projection (32).

The vertical motion guide mechanism 70 has a plurality of sliding pins from one side of the fixed side plate 61-1 toward the vertical movement member 63 as shown in FIGS. 5 and 6 of the accompanying drawings. 71 and 72 are rolled vertically, and the vertical movement member 63 is provided with a circular arc-shaped vertical guide hole 73 slid with the sliding pins 71 and 72 at the rear end of the horizontal arm 62. It is formed in the configuration.

The second power transmission mechanism 80 includes a second drive gear 81 installed at the center of the vertical angle adjusting handle 65 as shown in FIGS. 5 and 6 of the accompanying drawings, and the second driving gear 81. A fourth electric gear 82 meshed with the drive gear 81 to receive power therefrom is engaged with the fifth electric gear 83 and the fifth electric gear 83 provided on the coaxial line, thereby transmitting power therefrom. The seventh electric gear 85 having the sixth electric gear 84 that is provided on the coaxial line, and the eighth electric gear 86 that receives power from the seventh electric gear 85 are transmitted on the coaxial line. And a second driven gear 87 which meshes with the sector gear 66 and transmits power to the sector gear 66.

As shown in FIG. 6, the vertical swing position holding mechanism 90 has a recess 91 for determining the vertical angle at one side of adjacent surfaces formed by the outer plate 61 and the vertical movement member 63. As shown in FIG. Is formed on the circular arc center line having the same center as the center of rotation of the vertical movement member 63, the other side is an elastic projection 92 which is selectively elastically coupled to each of the vertical angle determining groove 91 It is comprised by forming the elastic piece 93 formed.

The left and right movement guide mechanism 120 is annular left and right rotation guide groove 121 in the interior of the third storage chamber 100 is installed in the front end of the horizontal arm 62, as shown in FIG. Horizontal fixing member 110 is installed horizontally, and the horizontal movement member 111 having an annular left and right rotation guide rib 122 that is slippery coupled with the left and right rotation guide groove 121 and the bracket 114 It is configured to connect to the display 115 via a).

As shown in FIG. 7, the third power transmission mechanism 130 includes a third drive gear 131 installed at a lower center of the left / right angle adjusting handle 112, and the third drive gear 131. The third driven gear 132 is engaged with the gear part 111a formed on the upper end of the horizontal motion member 111 is installed on the coaxial line, and the ninth drive gear 132 is received on the coaxial line. 133.

As shown in FIG. 4, the left and right pivot position maintaining mechanisms 140 are in friction contact with each other on friction surfaces of the horizontal fixing member 110 and the horizontal movement member 111. And 142 are formed respectively.

On the other hand, as shown in Figure 1 of the accompanying drawings, the lower end of the vertical support 40 may be provided with a support plate 40a that can be fixed on the bottom surface, but as shown in Figure 2 of the accompanying drawings, the wall 40h It can also be configured as a wall-mount that can be attached to it.

With reference to the accompanying drawings, the operation and effect according to the embodiment of the present invention as described above will be described in detail.

First, when the user adjusts the position of the display 115 in the vertical direction, as shown in FIGS. 2 and 3 of the accompanying drawings, when the user grasps the lifting handle 46 and rotates it in the left and right direction, the lifting handle 46 Power generated from the first power transmission mechanism 47 is transmitted to the pinion gear 44, at which time the pinion gear 44 is engaged with the vertical rack gear 42 while rotating, and the vertical friction The vertical rack gear 42 is linearly moved up and down while being in sliding contact with the gear 43 and is subjected to resistance, and the display 115 including components directly or indirectly connected to the lifting arm 41. Will raise and lower in the upward and downward direction.

That is, the upper and lower angle movement guide mechanism 70 and the second power transmission mechanism 80, the second storage chamber 60, the vertical turning position holding mechanism 90, left and right installed on the upper end of the lifting arm 41 The angular movement guide mechanism 120, the third power transmission mechanism 130, the third storage chamber 100, the left and right turning position maintaining mechanism 140, the display 115, and the like to move up and down.

At this time, the vertical linear position maintaining mechanism 50 serves to maintain the vertical straight position of the lifting arm 41 determined in the vertical direction.

The operation of the first power transmission mechanism 47 during the process as described above, as shown in Figures 2 and 3 of the accompanying drawings, the rotational power of the lifting handle 46 is vertical rack gear 42 and vertical friction gear ( 43), the specific action is that when the lifting handle 46 is rotated, the first driving gear 47a directly connected to the lifting handle 46 rotates the lifting handle 46 at the same time. The rotational power is rotated, and the vertical power gear (47b) → the second electric gear (47c) → the third electric gear (47d) → the pinion gear (44) through the vertical rack gear 42 and the vertical friction gear It is made while delivered to 43.

In addition, the operation of the elevating guide mechanism 30 during the process as described above is the lifting arm (a vertical arm) in the vertical guide groove 31 provided on the inner side of the vertical support 40 as shown in FIG. Since the vertical guide protrusion 32 formed at 41 is slidably coupled, the lifting arm 41 which moves up and down by the pinion gear 44 restrains the movement so that it can move only in the up and down direction. Receives a linear motion in the vertical direction.

In addition, the action of the up-and-down linear position maintaining mechanism 50 during the above process is to be moved up and down by the driving force of the elevating handle 46, the first power transmission mechanism 47, the pinion gear 44 When the lifting arm 41 stops at a predetermined position, the ball plunger 52 is placed on one of the vertical linear positioning grooves 51 of the plurality of vertical linear positioning grooves 51 arranged in the vertical direction. The elasticity is coupled to maintain the stopped position by the pressing force of the ball plunger 52 for pressing the up and down linear positioning groove 51.

That is, since the spring 52b for pushing the steel balls 52a is built into the ball plunger 52, the lifting arm 41 is maintained at the stopped position by the pressing force of the spring 52b.

On the other hand, when adjusting the position of the display 115 by tilting in the up and down rotation direction, as shown in FIG. 5 of the accompanying drawings, when the user grasps the up and down angle adjustment handle 65 and rotates it in the up and down direction, Power generated from the handle 65 is transmitted to the sector gear 66 through the second power transmission mechanism 80, in which the sector gear 66 moves on the horizontal arm 62 while angularly moving up and down. The display 115 is angularly moved up and down, including components connected directly or indirectly.

That is, the vertical movement guide mechanism 70 and the left and right movement guide mechanism 120, the third power transmission mechanism 130, the third storage chamber 100, the left and right pivot position maintaining mechanism 140, the display 115 A component connected to the back of the horizontal arm 62 moves up and down.

At this time, the vertical swing position holding mechanism 90 serves to maintain the vertical arc position of the horizontal arm 62 determined in the vertical direction.

In the process as described above, the action of the second power transmission mechanism 80 is to act to transfer the rotational power of the vertical angle adjustment handle 65 to the vertical movement member 63 as shown in FIG. When the up and down angle adjustment handle 65 is rotated, the second driving gear 81 directly connected to the up and down angle adjustment handle 65 rotates in the same direction as the up and down angle adjustment handle 65 rotates. The rotational power is vertical through the fourth electric gear 82 → the fifth electric gear 83 → the sixth electric gear 84 → the seventh electric gear 85 → the eighth electric gear 86. It is made while being transmitted to the sector gear 66 formed on the movement member (63).

In addition, the operation of the vertical motion guide mechanism 70 during the above process is arc guided by the vertical motion member 63 for angular motion by the vertical angle adjustment handle 65 as shown in FIG. This is a sliding pin 71 is provided with a circular arc-shaped vertical guide hole 73 is formed on the fixed side plate 61 is formed in the vertical movement member 63 while the vertical movement member 63 is moving. It slides on (72) and guides the arc.

In addition, the operation of the vertical swing position holding mechanism 90 during the above process is stopped by the vertical movement member 63 which is moved by the vertical angle adjusting handle 65 and then stopped as shown in FIG. It serves to maintain the position, which is provided on the outer plate 61 in the plurality of vertical angle determining groove 91 is formed in an arcuate arrangement on the vertical movement member (63) ( The elastic protrusions 92 of 93 are selectively coupled to the elastic protrusions 92 so that the up and down angle determining recesses 91 are caught by the elastic protrusions 92 having the pressing force to maintain the stationary position.

On the other hand, when adjusting the position of the display 115 in the left and right turning direction, as shown in FIG. 7 of the accompanying drawings, when the user rotates the left and right angle adjusting handle 112 in the left and right directions, the left and right angle adjusting handle ( Power generated from the 112 is transmitted to the horizontal motion member 111 through the third power transmission mechanism 130, in which the horizontal motion member 111 performs the angular movement in the left and right directions on the horizontal motion member 111. A circular motion of the parts and the display 115 connected directly or indirectly to the left and right directions.

At this time, the left and right pivot position maintaining mechanism 140 serves to maintain the left and right circular arc positions of the horizontal movement member 111 determined in the left and right directions.

In the process as described above, the action of the third power transmission mechanism 130 is to transmit the rotational power of the left and right angle adjustment handle 112 to the horizontal movement member 111 as shown in FIG. This specific action is such that when the left and right angle adjustment handle 112 is rotated, the third drive gear 131 directly connected to the left and right angle adjustment handle 112 rotates at the same time as the left and right angle adjustment handle 112 rotates. The rotational power is transmitted to the gear part 111a formed at the upper end of the horizontal motion member 111 through the third driven gear 133 via the ninth electric gear 132.

In addition, the operation of the left and right movement guide mechanism 120 during the above process is circular arc guide the horizontal movement member 111 for angular movement by the left and right angle adjustment handle 112 as shown in FIG. The horizontal movement member 111 is moved while the horizontal movement member 111 at the same time the left and right rotation guide ribs 122 formed on the horizontal movement member 111 is formed in the horizontal fixing member 110 ( It slides on 121 and is arc guided.

In addition, the action of the left and right pivot position maintaining mechanism 140 during the above process is moved by the left and right angle adjustment handle 112 as shown in Figure 7 of the accompanying drawings, the horizontal motion member 111 is stopped is stopped. This is to maintain the position, which causes the static friction contact with each other in the state in which the friction gear parts 141, 142 formed on the horizontal movement member 111 and the horizontal fixing member 110 is stopped. Therefore, it will maintain the stopped position.

As described above, the present invention can adjust the viewing angle of the display that can be viewed by the user using the lifting handle, the up and down angle adjusting handle, and the left and right angle adjusting handle as desired by the user. Even if the viewer is positioned outside the viewing range, the viewer can easily fine-tune the display toward the viewer without moving in place, providing optimal viewing conditions for viewing the screen accurately in any direction. There is an effect, can be used as a stand type standing on the floor as the user's arbitrarily, as well as can be used as a wall hanging type to be fixed to the wall is relatively effective in the installation place is not limited.

Claims (7)

A vertical support 40 having a first storage chamber 45 extending from one upper end to one side thereof, and a vertical rack gear 43 and a vertical friction gear 44 parallel to each other are formed on one side of the outer circumferential surface thereof. 1 is installed while being engaged with the pinion 44 in the storage chamber 45, the pinion 44 is interlocked with the first power transmission mechanism 47 provided on the outer circumferential surface of the storage chamber 45 based on the vertical support 40 A lifting arm (41) having a lifting guide mechanism (30) having a vertical positioning mechanism and moving upward and downward, and made of an outer plate (61) on the lifting arm (41) and having a through hole (64) on one side. There is a box constituting the formed second storage chamber 60, the inner side of the second storage chamber 60 is interlocked with the fixed side plate (61-1) and the fixed side plate (61-1) in the vertical direction The vertical movement member 63 for angular movement and the horizontal arm 62 interlocked with the vertical movement member 63 pass through the through hole 64 to enable the vertical movement. The vertical movement of the second power transmission mechanism 80, which is exposed and installed, is provided with a vertical angle adjusting handle 65 at one side of the second storage chamber 60 and driven according to the operation of the handle 65. It is engaged with the sector gear 66 formed inside the rear end of the member 63, and the determined vertical swing of the horizontal arm 62 between the fixed side plate (61-1) and the vertical movement member (63) A vertical motion guide device 70 having a vertical swing position maintaining mechanism 90 capable of maintaining a position, and a box connected to an end portion of the horizontal arm 62, and having a horizontal fixing member 110 therein. The horizontal movement member 111 is installed to be circularly guided from side to side on the horizontal arm 62 by interposing the horizontal movement member 111 between the horizontal movement member 111 and the horizontal movement member 111. The left and right angle adjusting handles 112 are formed on the upper side of the gear unit 111a. Box-type third storage room is formed so that the through-hole is formed so as to rotate in engagement with the third power transmission mechanism 130 that receives power from the horizontal movement member 111 in the lower end from the center of the horizontal movement member 111 One side of the third storage chamber 100 and the horizontal rotating shaft 113 is fixed to the bracket 114, the display 115 is fixed to the bracket 114 to enable the left and right pivoting movement. A left and right angle adjustment handle 112 is installed on an upper surface, and the left and right pivot position maintaining mechanism 140 is friction gears which are in friction contact with each other on adjacent surfaces formed by the horizontal fixing member 110 and the horizontal movement member 111. Angle adjustment device of the display, characterized in that formed by forming each part (141) (142). According to claim 1, The lifting guide mechanism 30 forms a vertical guide groove 31 on the inside of the vertical support 40, the lifting arm 41 is slidingly coupled to the vertical guide groove 31 The vertical guide projection 32 is formed, and the vertical linear position maintaining mechanism 50 is a plurality of vertical straight line on one side of the sliding surface of each other formed by the vertical guide groove 31 and the vertical guide projection (32) Positioning groove 51 is formed in parallel with the center of motion of the lifting arm 41, and the other side is provided with a ball plunger 52 which is selectively elastically coupled to the vertical positioning groove 51 for the other side. Display angle adjustment device characterized in that. The first power transmission mechanism 47 is engaged with the first driving gear 47a directly connected to the lifting handle 46 and the first driving gear 47a to transfer power therefrom. A third electric gear 47d in which the first electric gear 47b and the second electric gear 47c which are engaged with the first electric gear 47b to receive power therefrom are provided on the coaxial line; An angle adjusting device for a display, comprising: a first driven gear (47e) meshing with an electric gear (47d) and provided coaxially with the pinion gear (44). According to claim 1, wherein the vertical motion guide mechanism (70) rolls a plurality of sliding pins (71) (72) toward the vertical movement member (63) from one side of the fixed side plate (61), The vertical guide long hole 73 in the form of an arc in which the sliding pins 71 and 72 are coupled to the sliding pins is formed on the vertical movement member 63 installed at the rear end of the horizontal arm 62. The pivot position holding mechanism 90 has a groove center 91 for determining the vertical angle at one side of the adjacent surfaces formed by the outer plate 61 and the vertical movement member 63 and the center of rotation of the vertical movement member 63. Formed on the arc center line having the same center, and arranged on the other side, the other side is formed by forming an elastic piece 93 formed with an elastic projection 92, which is selectively elastically coupled to each of the upper and lower angle determination groove 91 Display angle adjustment device characterized in that. According to claim 1, wherein the second power transmission mechanism 80 is engaged with the second driving gear 81 and the second driving gear 81 is installed in the center of the vertical angle adjustment handle (65). The fourth electric gear (82) that receives power from the fifth electric gear (83) installed on the coaxial line and the fifth electric gear (83) are engaged with the fifth electric gear (83) and receive power therefrom. The seventh electric gear 85 and the seventh electric gear 85, which are provided on the coaxial line, and the eighth electric gear 86 that receive power from the seventh electric gear 85 are provided on the coaxial line. And a second driven gear (87) for engaging with the sector gear (66) in engagement with (66). According to claim 1, wherein the left and right movement guide mechanism 120 is fixed horizontally with an annular left and right rotation guide groove 121 in the interior of the third storage chamber 100 is installed on the front end of the horizontal arm (62) The horizontal member 110 is installed horizontally, and has a horizontal movement member 111 having an annular left and right rotation guide rib 122 which is slid with the left and right rotation guide groove 121 via the bracket 114. The angle adjusting device of the display, characterized in that configured to connect to the display (115). According to claim 1, wherein the third power transmission mechanism 130 is engaged with the third drive gear 131 and the third drive gear 131 is installed in the lower center of the left and right angle adjustment handle 112, and thus. The ninth drive gear 132 is transmitted to the third driven gear 133 is installed on the coaxial line, and rotates in engagement with the gear portion (111a) formed on the upper end of the horizontal motion member 111. Angle adjustment device of the display, characterized in that configured.