KR101018697B1

KR101018697B1 - Led display fixing frame tath angle control is easy

Info

Publication number: KR101018697B1
Application number: KR1020100130447A
Authority: KR
Inventors: 채준석
Original assignee: 채준석
Priority date: 2010-12-20
Filing date: 2010-12-20
Publication date: 2011-03-04
Also published as: WO2012086873A1

Abstract

PURPOSE: An LED display fixing frame which can be easily used for angle controlling is provided to easily rotate a rotation guide member to both sides end of each rectangular frame by a guide rod. CONSTITUTION: A vertical member(120) is respectively combined to both sides of a horizontal member(110) in a rectangular frame(10). A guide bar(211) of a fixing shaft(210) penetrates a guide groove(222) of a sector piece(221) of a rotating guide member. An angle adjustment unit(20) is fixed to an external side of a horizontal member. The guide supporting piece(230) is combined to rear side of a vertical member. A sector steel unit(223) of a rotating guide member is supported to a sector depressed unit(231) of the guide supporting piece. The guide groove of the rotating guide member is rotated in a fixing shaft.

Description

LED DISPLAY FIXING FRAME TATH ANGLE CONTROL IS EASY}

The present invention relates to an LED display fixing frame that is easy to adjust the angle, and in particular, the LED display on the front of the rectangular frame consisting of the upper and lower horizontal members having upper and lower connectors and the left and right vertical members having left and right connectors. It is to be provided with an angle adjusting portion on both sides of the rear end of the rectangular frame to be combined.

In general, a multi-vision system for displaying various images and characters in color is installed in commercial billboards, performance halls, and stages indoors and outdoors.

Multi-vision system forms a large screen by arranging display devices such as CRT or LCD as one unit and arranging the display devices in a plurality of rows and columns to display different screens on each unit display device, or to display one screen on each unit. The display is divided and displayed.

As a display device, a multi-cube using an initial CRT CRT, a multi-cube having a transmissive screen and a projector in a box of a predetermined size, a product using an LCD monitor, a multi-cube using a DLP, and the like have been proposed.

The proposed multi-vision system is becoming a very important place as a visual information transmission device in various fields such as broadcasting programs, large stages, big events, concerts, and brand presentations.

Multi-vision systems are used for fixed installations such as indoor and outdoor display boards, but are used for rentals of repeating installation and disassembly on large screens having a predetermined size and shape as necessary in performance halls and event events.

However, since the multi-vision display device has a structure including a frame having a predetermined width and length, when a plurality of display devices are arranged in a horizontal row to form a large screen, a separate large installation space is required. Since each weight and volume is much outgoing, there was a problem in particular that the installation and dismantling work repeated during the rental was not easy.

In addition, it is not possible to mix with the background or image of the back of the display device, and in the process of avoiding the front of the orchestra or speaker, it is necessary to adjust the angle between the adjacent display devices in consideration of characteristics of audiovisual angle and installation structure. There is.

As a method for adjusting the angle, a separate block having a desired angle is used in combination with a portion to give an angle, but a large number of separate block parts having a desired angle are required, so a lot of purchase costs are required. There was a limit to the angle adjustment.

In addition, there was a hassle such as fastening the screw to replace the block, there was a problem that the wear of the product occurs in the process of removing and fastening the screw.

In addition, there was another problem in that the part to give the angle of the image display device was not firm in the process of using a separate block.

The present invention allows each rectangular frame provided on the front of the LED display to be easily combined and dismantled without using separate block components, and can be adjusted to have various angles in the process of combining the rectangular frames. This allows the angle to be adjusted to reduce the cost, time and manpower required to install the LED display, and to prolong its life by preventing wear caused by joining and disassembling it. It is to increase the strength of the part to prevent deformation and breakage.

The present invention is the LED display (LD) is coupled to the front of the rectangular frame 10, the angle adjusting portion 20 is provided at both ends of the rectangular frame 10 is easy to adjust the angle LED display frame (A) In the square frame 10, the left and right vertical members 120 of the same shape are respectively coupled to the inner sides of both sides of the upper and lower horizontal members 110 of the same shape, and the angle adjustment is performed. The part 20 has a guide rod 211 integrally formed at both ends of the fixed shaft 210 so as to pass through the arc-shaped guide groove 222 formed in the sector piece 221 of the rotation guide member 220. It is against the inner surface of the stepped fixing hole 111 formed at both rear end of the lower horizontal member 110, the screw is fixed on the outside of the upper and lower horizontal members 110, the upper and lower horizontal members ( A circular arc to the rear of the left and right vertical members 120 inside both ends of the 110 The guide support piece 230 in which the sector recess 231 is screwed, and the sector recess 223 of the pivoting guide member 220 is supported by the sector recess 231 of the guide support piece 230 so as to slide. The guide groove 222 of the rotation guide member 220 is characterized in that the rotating on the fixed shaft (210).

In addition, male threads 212 are formed on the outer circumferential surfaces of both ends of the fixed shaft 210 so that the female threads 241 of the hollow stop member 240 are formed on the male threads 212 so that the upper and lower horizontal members ( 110 is characterized in that the screwed on the inside.

In addition, one side of the sector piece 221 of the upper and lower pivoting guide member 220, the bar coupling piece 225 having a plurality of coupling holes 224 are formed integrally with the upper and lower bar coupling pieces ( 225) the vertical connection bar 250 is provided inside the screw is coupled, the vertical connection bar 250 is provided with a left and right connector 251, the screw on the upper and lower rotation guide member 220 Combined vertical connection bar 250 is characterized in that the fixed axis 210 is rotated around the central axis.

In addition, a stop hole 226 is formed at the other edge of the sector piece 221 of the rotation guide member 220 so that the ball stopper 260 is screwed to the stop hole 226, and the ball stopper 261 The male screw 263 is formed on one outer peripheral surface of the stopper body 262 into which the ball () is inserted, and is screwed into the stop hole 226 of the rotation guide member 220, and the inner space of the stopper body 262. The spring 264 provided in the portion is coupled to the pressurized by the stopper nut 265, the upper and lower horizontal members that the ball 261 of the ball stopper 260 abuts in accordance with the rotation of the rotation guide member 220 On the inner circumferential surface of the end portion 110, a plurality of positioning ball grooves 112 are formed in an arc shape.

In addition, the body of the stop member 240 is integrally formed with a polygonal portion 242 and the adjustment screw portion 243 having a larger diameter than the polygonal portion 242, the wrench 280 is formed on the polygonal portion 242 While being inserted, the wrench 280 is integrally formed with a polygonal hole 281 corresponding to the polygonal portion 242, the handle 282 is integrally formed on one side of the wrench 280, the stop member ( Between the 240 and the rotation guide member 220 is characterized in that the washer (W) is provided.

In addition, both side ends of the upper and lower horizontal members 110 constituting the rectangular frame 10 are formed with an inclined portion 113 which is inclined backward, and the upper and lower horizontal members 110 have two or more upper and lower ends. A lower connector 114 is provided, and the left and right vertical members 120 constituting the square frame 10 have fixing holes 121 for fixing the LED display LD, and the square frame 10 is provided. The inside of the vertical reinforcing member 130 is characterized in that it is provided.

In addition, the coupling between the fixed shaft 210 and the upper and lower horizontal members 110 of the angle adjuster 20 is the fixing screw 290 in the outer side of the upper and lower horizontal members 110, the upper and lower It is characterized in that the screw is inserted into the female screw 213 inside the guide rod 211 of the fixed shaft 210 through the stepped fixing hole 111 formed in the horizontal member 110.

The present invention allows the rotation guide member to be easily rotated by the guide rod formed on the fixed shaft at both ends of each square frame to which the LED display is coupled, so that the square frame having the LED display on the front is a separate block part. It is possible to obtain an effect that can be easily combined and dismantled without using them.

In addition, various angles may be given to the LED display in the process of combining the square frame.

In addition, this can reduce the cost, time and manpower required for LED display installation.

In addition, in the process of combining and dismantling the square frame to which the LED display is coupled, it is possible to further obtain an effect of extending the life by preventing wear occurring at each coupling portion.

In addition, by increasing the strength of the combined portion to adjust the angle can be further obtained to prevent the deformation or breakage of the fixed frame or LED display.

1 is a perspective view of an LED display fixing frame according to the present invention.
Figure 2 is an exploded perspective view of the LED display fixing frame according to the present invention.
Figure 3a and Figure 3b is an enlarged perspective view and a bottom perspective view of the angle adjustment portion of the LED display fixing frame according to the present invention.
Figure 4 is a perspective view showing a state in which the angle adjustment portion of the LED display fixing frame in accordance with the present invention.
5A and 5B are enlarged cross-sectional views taken along lines AA and BB of FIG. 3A;
Figure 6a and Figure 6b is an enlarged view of the main portion showing the operating state of the angle adjusting portion constituting the LED display fixing frame according to the present invention.
Figure 7 is a state of use of the LED display fixing frame according to the present invention.

An embodiment of the present invention will be described with reference to the accompanying drawings.

In the LED display fixing frame A according to the present invention, as shown in FIGS. 1 to 7, the LED display LD is coupled to the front of the square frame 10, and both side ends of the square frame 10 are provided. Since the angle adjuster 20 is provided symmetrically, the angle of the square frame 10 is easily adjusted so that the LED display LD can be easily installed and dismantled to avoid interference with the viewing angle and the installation structure.

Here, the square frame 10 has a function that allows the LED display LD to maintain a constant angle while the LED display LD is stably coupled to the front surface, so that the hollow member is cut to a predetermined length. The left and right vertical members 120 are respectively coupled to both front ends of the upper and lower horizontal members 110 of the same shape, and have a rectangular shape.

Fixing holes 121 are formed in the left and right vertical members 10 so that the LED display LD is easily coupled.

The angle adjusting unit 20 to adjust the angle with the other square frame 10 in the process of being repeatedly coupled to the square frame 10 and the other square frame 10 up, down, left, right. The function is configured to be provided.

To this end, the angle adjusting unit 20 is composed of a fixed shaft 210, the rotation guide member 220 and the guide support piece 230.

The fixed shaft 210 is formed with a guide rod 211 having a female screw 213 at both ends thereof integrally, the guide rod 211 is a circular arc formed on the sector piece 221 of the rotation guide member 220 Fixing screw 290 from the outside of the upper and lower horizontal members 110 through the guide groove 222 of the shape and abutted to the stepped fixing hole 111 formed at both rear end of the upper and lower horizontal members 110. It is configured to be fixed by screwing. At this time, the female screw 213 is fixed directly to the upper and lower horizontal member 110 by adjusting the angle radius due to the rotation of the rotation guide member 220 coupled to the vertical connecting bar 250 to be described later, the angle adjustment It has a function to prevent it from moving up or down during movement, and to prevent it from escaping above a predetermined rotation angle when adjusting the rotation angle.

On the other hand, the processing surface of the guide rod 211 is to maintain the center at the position overlapping the other assembly surface of the vertical connection bar 250 spaced about 500 mm from the front and the center of the lamp of the LED display (LD) By being processed, the interval of the lamp of the LED display LD coupled to the front of the square frame 10 during the angle rotation adjustment of the angle adjuster 20 is provided to be maintained constant.

The guide support piece 230 having an arcuate sector recess 231 formed to the rear of the left and right vertical members 120 is screwed inside the both end portions of the upper and lower horizontal members 110, and the guide support pieces ( The sector concave portion 231 of the 230 is supported by the sector convex portion 223 to be described later formed on the rotation guide member 220 is configured to slide in the arc-like direction. Therefore, by moving along the guide groove 222 of the rotation guide member 220, the angle is adjusted.

The fixed shaft 210 has a predetermined length at the end of the guide rod 211 on the outer circumferential surface of both end portions having a length at which both ends are coupled to face each other between the upper horizontal member 110 and the lower horizontal member 10. A male screw portion 212 having a length is formed such that the female screw portion 241 of the stop member 240 having a hollow shape in the male screw portion 212 is screwed inside the upper and lower horizontal members 110. Consists of. Therefore, the movement of the sector piece 221 is limited when the stop member 240 is screwed toward the rotation guide member 220 while the sector piece 221 of the rotation guide 220 is freely moved. (Fixed)

One side of the sector piece 221 of the upper and lower pivoting guide member 220 is integrally formed so that the bar coupling piece 225 having a plurality of coupling holes 224 is formed to extend to the outside and the upper and lower bars. The vertical connection bar 250 is provided inside the coupling piece 225 to be screwed together, thereby preventing the upper and lower rotation guide members 220 from being spaced apart from the upper and lower horizontal members 110 and supporting force. It is configured to increase.

The vertical connection bar 250 is provided with a left and right connector 251 is configured to be easily coupled in a state in which it is in contact with the angle adjuster 20 of the other rectangular frame 10 neighboring.

The vertical connection bar 250 is screwed to the upper and lower rotation guide member 220, so that the vertical connection bar 250 can be linked along the fixed shaft 210.

The combination of the fixed shaft 210 and the upper and lower horizontal members 110 of the angle adjusting unit 20 is the fixing screw 290 in the outer side of the upper and lower horizontal members 110, the upper and lower horizontal members It is configured to be screwed into the female thread 213 inside the guide rod 211 of the fixed shaft 210 through the stepped fixing hole 111 formed in the (110).

On the other edge of the sector piece 221 of the rotation guide member 220 is formed a stop hole 226 to which the ball stopper 260 is screwed so that the ball stopper 260 is coupled to the stop hole 226. The rotation guide member 220 is configured to be easily moved at a predetermined angle.

The ball stopper 261 is a male screw 263 is formed on one outer peripheral surface of the stopper body 262 into which the ball 261 is inserted and screwed into the stop hole 226 of the rotation guide member 220, and the stopper The spring 264 inserted into the inner space of the body 262 is pressed by the stopper nut 265 so that the ball 261 is always inserted into the positioning groove 112 can be maintained.

The ball in the plurality of positioning ball grooves 112 formed in an arc shape on the inner circumferential surface of the upper and lower horizontal members 110 in which the ball 261 of the ball stopper 260 abuts according to the rotation of the rotation guide member 220. As the 261 is inserted, the position of the rotation guide member 220 can be fixed at present. At this time, the ball 261 subjected to the tension of the spring 264 during the angle adjustment work is fitted in the positioning ball groove 112 formed to have a position of 5 ° intervals of the same center point and fixed according to a certain fixing force at the same time State can be maintained. In this process, whenever the ball 261 moves at intervals of 5 °, a beep sound is generated that the ball 261 is inserted into the positioning ball groove 112, thus presently several degrees without measuring an angle from the outside. It is easy to see whether it is rotated at an angle of.

The stop member 240 is integrally formed with a polygonal portion 242 and a control screw portion 243 having a larger diameter than the polygonal portion 242 in the body having a hollow shape, the handle 282 to the polygonal portion 242 Wrench 280 having a) is configured to be fitted.

The wrench 280 is a polygonal hole 281 corresponding to the polygonal portion 242 is formed integrally by the operator in advance by rotating the adjustment screw portion 243 of the stopping member 240 by hand to stop the member 240 Is rotated by grasping the handle 282 of the wrench 280 in a state in which it is quickly brought into contact with the sector piece 221, and at the same time rotating the stop member 240 without using a separate tool. If a tool is used, the loss of the tool can be prevented.

A washer W is provided between the stop member 240 and the rotation guide member 220 to prevent abrasion from occurring between the stop member 240 and the sector piece 221. To the fixing force is configured to be applied to the rotation guide member 220 sufficiently.

The wrench 280 has a state in which the polygonal hole 281 is inserted into the polygonal portion 242 while being maintained in shape, but the polygonal hole 281 is removed from the polygonal portion 242 in a state where the polygonal hole 281 is positioned above and below. In the stopped state is maintained by the adjustment screw portion 243 formed in the stop member 240 is to prevent the wrench 280 located in the upper portion is moved downward along the fixed shaft (210).

Both side ends of the upper and lower horizontal members 110 constituting the rectangular frame 10 are formed with an inclined portion 113 having an inclined shape to have a predetermined angle to the rear, as shown in FIG. 6A. As the pivoting guide member 220 is shown in FIG. 6B while the guide member 220 is folded inward, a predetermined angle is maintained to prevent mutual interference from occurring in the unfolded outward state. It is. At this time, the center (P) of the rotation guide member 220 extends forward from the inclined portion 113 of the upper and lower horizontal members 10, the extended center (P) is the upper and lower horizontal members ( It is preferable to have the length of l / 3 with respect to the longitudinal length l of 10). This can prevent the LED display LD coupled to the front of the rectangular frame 10 from facing each other, as shown in FIG. 6B, in addition to the mutual interference of the rotation guide member 220. .

The upper and lower horizontal members 110 are provided with two or more upper and lower connectors 114 so that the square frame 10 can be easily coupled to each other in a state where the square frame 10 is faced up and down.

A plurality of vertical reinforcing members 130 are provided inside the rectangular frame 10 to prevent deformation due to the load in the process in which the fixed frame A is installed in the horizontal and vertical directions.

In the LED display fixing frame A having such a configuration, first, the sector convex portion 223 formed in the rotation guide member 220 is abutted on one side of the sector recess 231 formed on the guide support piece 230. Each of them is pushed toward the other side and the sector convex portion 223 is coupled to the sector recess 231 while being slid along the arc shape.

Next, the female threaded portion 241 formed on the stop member 240 to the male threaded portion 212 of the fixed shaft 210 is screwed to each other, and then a wrench is formed on the polygonal portion 242 formed outside the female threaded portion 241. The polygonal holes 281 of 280 are to be coupled.

Next, the coupling hole 224 of the bar coupling piece 225 formed in the rotation guide member 220 on one side of the vertical connection bar 250 to be coupled to each other to be screwed, and then guide groove formed in the sector piece 221 The guide bar 211 formed at one side of the fixed shaft 210 is inserted into the 222 and then the bar coupling piece 225 formed at the other rotation guide member 220 is coupled to the other side of the vertical connection bar 250. The other guide rods 211 formed on the other side of the fixed shaft 210 are inserted in the process of being screwed against the ball 224.

Next, the center of the guide rod 211 inserted into the guide groove 222 of the sector piece 221 is fixed in such a state that the center of the stepped fixing hole 111 formed in the upper and lower horizontal members 110 to match the inside. After fixing using the screw 290 to be fixed to the guide support piece 230 by screwing.

Next, the male screw 263 formed in the stopper body 262 of the ball stopper 260 is coupled to the stop hole 226 formed in the sector piece 221. In this process, the upper and lower horizontal members 110 are to be coupled to the upper and lower connectors 114, respectively, so that the vertical reinforcing member 130 is interposed in the upper and lower connectors 114 are formed.

Next, by coupling the LED display LD to the front of the square frame 10 to obtain a fixed frame (A) having the LED display (LD).

The process in which the fixed frame A having the display LD obtained through such a process is combined (installed) with the angle adjusted is as follows.

First, as shown in FIG. 6A, when the transport guide 220 is folded, the ball 261 of the ball stopper 260 is folded in the upper and lower horizontal members 110. As it is inserted into the positioning groove 112 formed into the front inner side of the lower horizontal member 110, the stop member 240 is tightened toward the sector piece 221 by the wrench 280 is maintained as It is possible to prevent the rotation guide member 220 from being flipped outward.

When moving the fixed frame (A) in transport and storage to install as shown by the dashed line in Figure 6a, simply put the vertical connection bar 250 on one side and the vertical connection bar 250 on the other side to each other In the left and right connectors 251 to be connected.

On the other hand, if you want to move the fixed frame (A) in transport and storage as shown by the dashed line in Figure 6b, by using the handle 282 of the wrench 280 to rotate the stop member 240 sector After the tightening force for tightening the piece 221 is released, press the bar connecting piece 225 of the vertical connecting bar 250 or the rotation guide member 220 and at the same time the center P shown in FIG. 6B. The guide groove 222 of the rotation guide member 220 slides. At this time, the rotating guide member 220 is rotated and at the same time the ball 261 under the elastic force of the spring 264 is released from the positioning ball groove 112 formed in the front inner side of the upper and lower horizontal members 110, It is moved from the inside of the front of the lower horizontal member 110 toward the inside of the rear, and is then placed in the other positioning ball groove 112 adjacent to the same time by being inserted by the elastic force of the spring 164 and the beep In this case, it can be seen that 5 ° has been moved.

Next, in the state in which the rotation guide member 220 slides to fit the angle to be installed, the stop member 240 tightens the rotation guide member 220 by using the handle 282 of the wrench 280 again. It will be fixed.

10: square frame 20: angle adjuster
110: upper and lower horizontal members 111: stepped hole
120: left and right vertical members 210: guide shaft
211: guide rod 220: rotating guide member
221: Sector service 222: Guide groove
223: Sector iron 230: Guide support
231: The sector lady

Claims

LED display (LD) is coupled to the front of the square frame 10, the angle adjusting portion 20 is provided at both ends of the square frame 10 in the LED display fixing frame (A) for easy angle adjustment ,
The square frame 10 is configured by coupling the left and right vertical members 120 of the same shape to the inside of both front ends of the upper and lower horizontal members 110 of the same shape, respectively, and the angle adjusting part 20 The upper and lower horizontal members are formed by guide rods 211 integrally formed at both ends of the fixed shaft 210 and penetrating through the arc-shaped guide grooves 222 formed on the sector pieces 221 of the rotation guide member 220. Opposed to the inner surface of the stepped fixing hole 111 formed at both rear end of the 110, the screw is fixed to the outside of the upper and lower horizontal members 110, both sides of the upper and lower horizontal members 110 The guide support piece 230 in which an arcuate sector recess 231 is formed to the rear of the left and right vertical members 120 inside the end portion is screwed to the sector recess 231 of the guide support piece 230. The sector convex portion 223 of the rotation guide member 220 is slid while being supported so that the pivot is Guide grooves 222, the LED display a fixed frame is easy to adjust the angle of rotation, it characterized doeeojim in the fixed shaft 210 of the de member 220.

The method of claim 1,
Male threads 212 are formed on the outer circumferential surfaces of both ends of the fixed shaft 210 so that the female threads 241 of the hollow stop member 240 are formed on the male threads 212 with the upper and lower horizontal members 110. Easy to adjust the angle of the LED display, characterized in that the screw is coupled on the inside of the fixed frame.

The method according to claim 1 or 2,
One side of the sector piece 221 of the upper and lower pivoting guide member 220 is formed integrally with the bar coupling piece 225 having a plurality of coupling holes 224 formed to the outside, the upper and lower bar coupling piece 225 The vertical connection bar 250 is provided on the inside and is screwed together, and the vertical connection bar 250 is provided with left and right connectors 251 and is screwed to the upper and lower pivoting guide members 220. Easy to adjust the angle of the LED display frame, characterized in that the vertical connection bar 250 is rotated around the fixed axis 210.

The method according to claim 1 or 2,
A stop hole 226 is formed at the other edge of the sector piece 221 of the rotation guide member 220 so that the ball stopper 260 is screwed to the stop hole 226, but the ball stopper 260 is a ball A male screw 263 is formed on an outer circumferential surface of one side of the stopper body 262 into which the 261 is inserted, which is screwed into the stop hole 226 of the rotation guide member 220, and an inner space of the stopper body 262. The spring 264 provided in the upper and lower horizontal members are coupled to be pressed by the stopper nut 265, the ball 261 of the ball stopper 260 in contact with the rotation of the rotation guide member 220 ( Easy to adjust the angle of the LED display frame, characterized in that the plurality of positioning ball grooves 112 are formed in an arc shape on the inner circumferential surface of the end.

The method according to claim 1 or 2,
The body of the stop member 240 is integrally formed with a polygonal portion 242 and a control screw portion 243 having a larger diameter than the polygonal portion 242, the wrench 280 is fitted to the polygonal portion 242. The wrench 280 is integrally formed with a polygonal hole 281 corresponding to the polygonal portion 242, and a handle 282 is integrally formed at one side of the wrench 280, and the stopping member 240 is formed. And the washer (W) is provided between the rotation guide member 220 is easy to adjust the angle of the LED display frame.

The method of claim 1,
Both side ends of the upper and lower horizontal members 110 constituting the rectangular frame 10 are formed with an inclined portion 113 inclined rearward, and the upper and lower horizontal members 110 have two or more upper and lower connectors. 114 is provided, the left and right vertical members 120 constituting the square frame 10, the fixing hole 121 for fixing the LED display (LD) is formed and the Easy to adjust the angle of the LED display, characterized in that the vertical reinforcing member 130 is provided therein.

The method of claim 1,
The combination of the fixed shaft 210 and the upper and lower horizontal members 110 of the angle adjusting unit 20 is the fixing screw 290 in the outer side of the upper and lower horizontal members 110, the upper and lower horizontal members Easy to adjust the angle of the LED display, characterized in that the screw is inserted into the female screw 213 inside the guide rod 211 of the fixed shaft 210 through the stepped fixing hole 111 formed in the 110 frame.