KR101298199B1 - Electric board with location movement and angle control means - Google Patents

Abstract

PURPOSE: An electronic blackboard with control function of angle and positioning is provided to maximize the use of a base blackboard frame by being adhered to the blackboard frame. CONSTITUTION: An electronic blackboard with control function of angle and positioning comprises: rail frame fixed brackets (120) which are respectively attached to an upper frame and an bottom frame of a base blackboard frame (110) forming an existing blackboard; a rail frame (130) which is supported by the rail frame fixed bracket and has a rail groove (134) guiding to move and rotate a separate electronic blackboard (150); a fixing device (140) which is installed at an upper side, a bottom side, a right side and a left side of the electronic blackboard and inserts a pressing rod (145) of one side of the electronic blackboard into the rail groove in order to adjust horizontal movement or using a point in which a pressing rod of the other side is inserted into the rail groove as a rotary shaft in order to perform rotation and angle control function.

Description

Electric board with location movement and angle control means

The present invention relates to an electronic blackboard that can be moved and angled to be attached to an existing blackboard frame or any new blackboard frame so that 100 percent of the base board can be used.

In general, the classic blackboard is made so that the surface of the blackboard within the frame, and other structures are eco-friendly and multi-functional blackboards that can be used by randomly selecting the blackboard and bio blackboard in addition to the existing base writing screen or the general base board. It was developed in Korean Patent No. 10-0888350, which is capable of rotating, one side of the blackboard and the other side of the bio blackboard to form a rotating blackboard, the rotating blackboard to support the rotating blackboard, the opening and closing to support the rotating blackboard frame It consists of a screen combined blackboard having an existing base plate supporting the means, but this is a rotating blackboard frame made of the same size as the rotating blackboard is a lot of weight, cost is a problem.

In addition, the eco-friendly multifunctional CD blackboard to maximize the size of the rotating blackboard frame to surround the rotating blackboard frame only part of the rotating blackboard, and prevent the rotating blackboard frame from damaging the surface of the CD as a domestic patent registered patent 10-0949467 It has been developed, because the rotating blackboard frame is used a lot of weight, causing a cost increase, there is a problem that can not accommodate a variety of blackboard types.

In addition, the eco-friendly multi-function four-sided opening board was developed in the domestic patent registration No. 10-1225540, which is a front view of Figure 1, a perspective view of the main part of Figure 2, the unit four-sided opening board of Figure 3, several units 4 Base opening and closing board (300) is operated in a closed state and the base blackboard 100 to support the installation extending in the longitudinal direction adjacent;

A base unit 100 installed above and below the hinge unit 200 hinge-coupled with a hinge rod 350 for opening and closing the unit four-sided opening and closing board 300;

The unit four-side swinging board 300 having a hinge coupled to the opening means 200 and having front and inner blackboards 331 and 333 on the front blackboard body 330 and rear and inner blackboards 341 and 343 on the rear blackboard body 340, respectively. );

The unit four-sided opening and closing board 300 is a frame bar, each having a hollow tube 311, and a lifter-type fixing protrusion 313, each horizontally extending from the front and rear of the hollow tube 311 to provide a fixing groove 312, respectively. 310;

The protractor-type fitting protrusions 321 for simultaneously fitting the hollow tubes 311 of the horizontal and vertical frame bars 310 respectively extend from the main body 322, and the grooves for fitting the edges of the boards to the front and rear surfaces of the main body 322. Corner body 320 having 323; And

When the horizontal and vertical frame bar 310 and the corner body 320 are combined to assemble the square frame 310a, the front and rear blackboard bodies are fixed at the same time to the fixing groove 312 and the fitting groove 323. (330,340);

The corner body 320 includes a belt-like extension belt 326 extending from the outer end of the fitting plate 325 to provide a fitting groove 323;

The front blackboard 330 is a first two-sided blackboard that forms the front blackboard 331 and the inner blackboard 333, the rear blackboard 340 is a second blackboard 341 and the inner blackboard 343 Double-sided blackboard;

The front blackboard 331 of the first two-sided blackboard is a green chalk blackboard, the inner blackboard 333 is a green bio blackboard, the rear blackboard 341 of the second two-sided blackboard is a white blackboard, the inner blackboard 343 is a green water Chalk board;

On the opposite side of the opening means 200 of the unit four-sided opening and closing board 300 is installed a separate handle 360 to facilitate the opening and closing function.

However, this structure has the advantage of implementing a multi-functional blackboard, but it must be completed with a variety of components to become a factor of the increase in cost, and to be produced as a separate independent blackboard, withdraw the existing blackboard where the existing blackboard was used And has a problem that requires a new installation.

The present invention is to solve this, an object of the present invention is to leave the existing base board and the base board frame as it is, the rail frame is additionally installed on the fixing bracket, the push rod for fitting or separating in the rail groove of the rail frame Branches are installed on the left and right upper and lower sides of the copyboard, respectively, to provide a position-shifting and angle-adjustable copyboard so that the push bar of the copyboard is moved along the rail frame and can be used at a desired position.

Another object of the present invention is to separate the push bar that is inserted into the rail groove of the rail frame to move the copyboard so that the fitting is released from the rail groove, the separated copyboard side is separated from the rail frame, the rail groove of the rail frame The electronic blackboard side in the state of a fixture having a push rod to be fitted is to provide a positional and angle-controlled electronic blackboard that the electronic blackboard rotates or can be conveniently used in an angle adjustment state by acting as a rotating shaft.

Another object of the present invention is to separate the pressing rod that is inserted into the rail groove of the rail frame to move the copyboard so that the fitting is released from the rail groove, to easily select the desired blackboard surface from the front or rear of the copyboard, In use, the push bar is inserted into the rail groove to provide an electronic board that can move and adjust the angle so that the board surface can be conveniently selected and used.

To this end, the present invention is a rail frame fixing brackets which are respectively added to the upper frame and the lower frame of the baseboard frame constituting the existing blackboard;

A rail frame supported by the rail frame fixing bracket and having a rail groove for guiding a separate electronic blackboard to move and rotate;

It is installed on the upper and lower sides of the copyboard, respectively, so that the push bar enters the rail groove so that the horizontal position of the copyboard can be moved, or the push bar on one side of the copyboard is removed from the rail groove, and the push bar on the other side of the copyboard enters the rail groove. It functions as a rotating shaft, and provides an electronic board that can move and angle, including a fixture configured to perform rotation and angle adjustment functions.

The present invention is to leave the existing base board and the base board frame as it is, the rail frame is attached to the fixing bracket, and the fasteners having push bars for fitting or detaching into the rail groove of the rail frame, respectively installed in the upper and lower left and right sides of the copyboard Thus, the push bar of the copyboard is moved along the rail frame to provide a positional and angle-controlled copyboard to be available at a desired position.

The present invention separates the push bar that is inserted into the rail groove of the rail frame to move the copyboard so that the fitting is released from the rail groove, the separated copyboard side is separated from the rail frame, the press is inserted into the rail groove of the rail frame The electronic blackboard side having a fixture with a rod provides a positional and angle-controlled electronic blackboard that allows the electronic blackboard to rotate or angle control conveniently by acting as a rotating shaft.

The present invention is to separate the pressing rod that is inserted into the rail groove of the rail frame to move the copyboard so that the fitting is released from the rail groove, so that you can easily select the desired blackboard surface from the front or rear of the copyboard, the rail when used The push bar is inserted into the groove to provide an electronic board that can move and adjust the angle so that the board surface can be conveniently selected and used.

1 is a front view showing a conventional blackboard example;
2 is an enlarged main facility of FIG.
3 is an exploded perspective view of the blackboard of FIG. 1;
4 is a front view of a blackboard of the present invention;
5 is an enlarged side sectional view taken along line AA of FIG. 4;
6A is a cross-sectional view taken along line BB of FIG. 5 with a push rod inserted into a rail groove;
6B is a cross-sectional view taken along line BB of FIG. 5 with a push bar separated from a rail groove;
7 is a plan view showing the operation of the present invention,
8 is a plan view showing another example of the present invention;
Figure 9 is an enlarged perspective view of the main portion showing another example of the present invention,
10 is an enlarged perspective view illustrating main parts of the use state of FIG. 9.

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

Rail frame fixing brackets 120 are respectively added to the upper frame 111 and the lower frame 112 of the base board frame 110 forming a conventional blackboard;

A rail frame 130 supported by the rail frame fixing bracket 120 and having a rail groove 134 for moving and rotating the separate electronic blackboard 150;

The push bars 145 are respectively installed on the upper and lower sides of the copyboard 150 to allow the push bar 145 to enter the rail groove 134 to allow the horizontal position of the copyboard 150 to be moved, or the push bar at one side of the copyboard 150 ( 145 is removed from the rail groove 134 and the push bar 145 of the other side of the copyboard 150 is entered into the rail groove 134 to function as a rotation axis, the fixture to act to perform the rotation and angle adjustment function ( 140).

The present invention adds a fixing means for maintaining a constant angle of the electronic blackboard 150 in one side of the longitudinal direction of the base blackboard frame 110;

An example of the fixing means includes a hinge bar 161 fixed to a wall surface at a position corresponding to the length of the electronic blackboard 150 at one end in the longitudinal direction of the base blackboard frame 110 as shown in FIGS. 8 and 2;

It is attached to the hinge bar 161 and the fixed support shaft 166 so as to be in contact with the wall surface or perpendicular to the wall surface, and is fixed vertically around the fixed support bar shaft 166 on the wall to support the electronic board 150 on the bottom. Bar 165;

It is installed on the surface of the fixed support bar (165) in contact with the hinge bar (161) to lay down and fix the copyboard 150, and when the fixed support bar (165) is up, the side of the hinge bar (161) touches the surface of the fixed support. It comprises a fixed plate 163 that functions to maintain the angle of the bar 165.

The present invention adds a fixing means for maintaining a constant angle of the electronic blackboard 150 in one side of the longitudinal direction of the base blackboard frame 110;

Another example of the fixing means includes a fixing plate 163 for fixing the electronic blackboard 150 at a distance corresponding to the width of the electronic blackboard 150 on at least one outside of the base blackboard frame 110 as shown in FIGS. 7 and 9;

A hinge bar 161 hinged to the base board frame 110 or a separate fixing plate by a hinge hole 162 to move the fixing plate 163 on a wall, and the other end of which is hinged to the fixing plate 163;

A fixing support bar 165 is attached between the hinge hole 162 of the hinge bar 161 and the fixing plate 163 to support the hinge hole 162 of the hinge bar 161 to maintain the inclination angle between the walls. Configure.

Another example of the fixing means of the present invention, as shown in Figure 9 and claims 3 to 5,

Auxiliary fixed support bar (170) capable of standing vertically to the fixed support bar (165) support fixing plate (163);

An auxiliary fixing support bar shaft 172 which adheres the auxiliary fixing support bar 170 and the fixing plate 163 and functions to be able to move horizontally and vertically in a hinge shape; And

It is installed on the folded surface of the auxiliary fixing support bar 170 further comprises a magnet 179 to be fixed to the electronic blackboard 150 in a lying down state.

The height of the auxiliary fixing support bar 170 is lower than the fixed support bar 165,

An end of the auxiliary fixing support bar 170 forms an inclined surface 177 that supports the electronic blackboard 150,

A magnet 178 fixing the copyboard 150 is added to the inclined surface 177.

The fixture 140 is fixed to the side of the electronic board 150, the push rod protrusion (141-1) and the push rod return hole (141-) so that the push rod 145 enters or exits the rail groove 134. 2) a support frame from above and below and a fixing frame 141 having a pressing hole 143 on the outside;

A pressing rod 145 from which the pressing rod 145 is separated from the rail groove 134 by the locking release of the fixing groove 145-1 due to the spring action when the pressing plate protrusion 144-1 is pressed;

The pressing plate protrusion 144-1 exposed at the center of the pressing rod 143 to enable the vertical movement of the pressing rod 145, and one end of the pressing rod 145 supports a spring and guides the movement of the pressing rod 145. A pressing plate 144 having an inclined hole 144-2, and the other end having a locking groove 144-3 for locking engagement and unlocking function to the fixing groove 145-1; And

Within the fixing frame 141 of the pressing rod 145 when the rail 134 of the pressing rod 145 is separated between the fixing groove 145-1 and the pressing rod return hole 141-2 of the fixing frame 141. It comprises a seal ring 147 of the stopper function to prevent departure from.

On the upper and lower surfaces of the copyboard 150, a sliding plate 152 for reducing friction with the rail frame 130 forming the rail groove 134 is added. Examples of the sliding plate 152 may include a Teflon coating or a silicon coating on the base substrate.

The fixture 140 is installed and the push bar 145 protruding from the base blackboard frame 110 or the fixing plate 163 corresponding to the point where the electronic blackboard is used in a fixed state to prevent the movement of the electronic blackboard 150. Fixing bracket 149 having a fixing hole 148 to fix the may be further installed as shown in FIG.

The present invention configured as described above does not remove the existing baseboard 100, the fixing frame 120 to the rail frame fixing bracket 120 to the upper frame 111 and the lower frame 112 forming the base blackboard frame 110 (122). Fix it with). Then, the rail frame 130 is fixed to the rail frame fixing bracket 120 by a frame screw 131.

In addition, the upper and lower rail frame 130 is provided separately to form the width and height of the electronic blackboard 150 to move or fixed use, and the upper and lower surfaces of the electronic blackboard 150, the silicon on the substrate to slide on the surface The addition of the teflon coated sliding plate 152 improves usability.

In addition, the left and right upper and lower portions of the copyboard 150 is coupled to the fixture 140 made to be screwed to the fixing hole. In this case, the pressing rod 145 is configured to be fitted into or out of the rail groove 134.

The pressing bar 145 of the fixing tool 140 of the electronic blackboard 150 assembled as described above is used to form the configuration as shown in FIG. 5 so as to fit in the rail groove 134. Since the pressing bar 145 is fitted into the rail groove 134 as shown in FIG. 6A as shown in FIG. 4, it is conveniently used to move to a desired point in the longitudinal direction along the rail frame 130 as shown in FIG. 4.

Characteristic of the present invention is the electronic board 150 in the state that the fixture 140 is fitted into the rail groove 134, so that the sliding movement function,

For example, when the pressing plate protrusion 144-1 in FIG. 5 showing the left side of FIG. 4, the pressing plate protrusion 144-1 descends below the fixing hole 142. When the pressing plate protrusion 144-1 is lowered (moving to the right side in FIG. 6A), as shown in FIG. 6A, the locking groove 144-3 has a locking function in the fixing groove 145-1 of the pressing bar 145. In the state, the locking groove 144-3 is separated from the fixing groove 145-1, and the push bar 145 is lowered as shown in FIG. 6B by the elastic force on the ball spring 146, which is the copyboard 150. Since one side is removed from the rail groove 134 (for example, the left part of the copyboard), the pressing bar 145 is not removed (for example, the frame frame 132 of the right end of the upper frame 111 in FIG. 4). If the right portion of the copyboard) acts as a hinge axis, as shown in FIG. 7 shown in a planar state to move the fixed plate 163 forward in a solid line state from the dotted line state, the fixed support bar 165 fixed support bar shaft 166 By extending the center to be supported on the wall serves to use the electronic blackboard 150 in an inclined state. The illustration of the auxiliary means for adjusting the angle or maintaining a fixed state can be added according to the installation environment or the user's use, so a specific illustration is omitted.

In the present invention, the fastener 140 has a pressing rod protrusion 141-1 and a pressing rod return hole 141-2 on the upper and lower sides of the fixing frame 141, and the pressing rod 145 moves up and down, and the fixing frame 141 ) In the inner space, the pressing plate 144, to which the pressing plate protrusion 144-1 is exposed, also functions to enable the movement of the pressing bar 145 to the pressing plate tilt hole 144-2 and the locking groove 144-3. , Locking groove 144-3 is made to enable locking engagement and release with the fixing groove 145-1, the surface forming the pressing plate inclined hole (144-2) is configured to be inclined spring of the spring spring (146) The pressing plate inclined hole 144-2 at the portion of the pressing plate protrusion 144-1 by the elastic force receives the elasticity and functions to protrude the pressing plate 144-1 to the outside of the pressing hole 143. Of course, after pressing the pressing plate (144-1) it functions to protrude back to the original position. 147 is a shiring installed near the lower side of the pressing rod 145, and serves to prevent external protrusion due to the lowering of the pressing rod 145 by surface contact with the lower side of the fixing frame 141. In the present invention exemplifies a structure in which the pressing rod is lowered by the pressing action of the pressing plate protrusion 144-1, but may be alternatively used as a configuration of manually maintaining the rising and lowering state.

In addition, the present invention may be used as shown in Fig. 7 (claim 9) outside the base blackboard frame 110 or inclined electronic board 150 as shown in Fig. 8 (claim 2).

That is, the state of FIG. 7 may be used to lay the copyboard 150 on the magnet 163 at the position of the fixed plate 163 in the dotted line state, and the fixing support bar 165 is formed on the wall surface around the fixing support bar shaft 166. The electronic blackboard 150 may be inclined by the hinge bar 161 and the fixing plate 163 which are vertically inclined. In this case, the magnet 164 acts to maintain the inclined state of the copyboard 150.

In addition, the present invention can also be used as shown in Figure 8, the hinge bar 161 fixed to the anchor bolt on the wall surface, the fixed support bar 165 to the hinge bar 161 is adhered to the fixed support bar shaft 166 , The shaft of the hinge is made to function as a fixed support bar shaft (166).

Therefore, when the fixed support bar 165 touches the wall surface, the electronic blackboard 150 is used to press and the electronic blackboard 150 is maintained by the magnet 164 installed on the surface of the fixing plate 163. .

On the other hand, as shown in the solid line of Figure 8 when the fixed support bar 165 perpendicular to the hinge bar 161 around the fixed support bar shaft 166, it supports the electronic blackboard 150 inclined. In this case, the tip forms an inclined surface 167 to increase the contact area with the copyboard 150, and at the same time maintains a fixed force with the magnet 168, thereby keeping the inclination of the copyboard 150 constant to protect the user's eyes. To ensure stability.

In addition, the stationary plate 163 is erected vertically with the stationary support bar 165 and functions to improve the holding state and the holding force of the stationary support bar 165 by making a side contact with the surface of the hinge bar 161.

The present invention may be fixed by lowering the inclination of the copyboard 150 in a lower position than the fixed support bar 165, for this purpose, the secondary fixed support bar 170 as shown in Figure 9 and 10 for the secondary fixed support bar shaft ( 172 to the state in the state of FIG. 10, and the inclined surface 177 of the end of the electronic blackboard 150 is in contact with the surface so that the surface contact state, and at the same time the electronic blackboard 150 has a metal plate is built, The addition of the magnet 178 makes it possible to maintain the fixing force. In addition, the auxiliary fixing support bar 170 may be used to be fixed in an inclined state rather than a vertical position, if necessary, for this purpose, the upright contact surface for supporting the auxiliary fixing support bar 170 in an upright state is inclined. The vertical angle of the bar 170 is inclined to the desired direction so as to stably support the copyboard 150. In addition, when the magnet 179 is added to the surface of the auxiliary fixing support bar 170 in a folded state as shown in FIG. 9, the electronic blackboard 150 may be fixed and used in a lying down state.

100; base board 110; base board frame 120; rail frame fixing bracket 130; rail frame 132; frame frame 134; rail groove 140; fixture 141; fixing frame 141-1; push bar protrusion 141-2; push bar return hole 142 ; Fixed hole 143; Push hole 144; Push plate 144-1; Push plate protrusion 144-2; Push plate inclined hole 144-3; Locking groove 145; Push bar 145-1; Locking groove 146; Tanval spring 147; Shiring 147; Push bar Protruding hole 148; fixing hole 149; fixing bracket 150; electronic blackboard 152; sliding plate 153; electronic blackboard frame 160; angle control plate 161; hinge bar 162; hinge hole 163; fixing plate 164; magnet 165; fixed support bar 166; fixed support Barshaft 170 'Auxiliary fixed support bar 172; Auxiliary fixed support bar axle 174; Auxiliary fixed plate 177; Sloped surface 178; Magnet 179; Magnet

Claims (9)

delete Rail frame fixing brackets 120 are respectively added to the upper frame 111 and the lower frame 112 of the base board frame 110 forming a conventional blackboard;
A rail frame 130 supported by the rail frame fixing bracket 120 and having a rail groove 134 for moving and rotating the separate electronic blackboard 150; And
The push bars 145 are respectively installed on the upper and lower sides of the copyboard 150 to allow the push bar 145 to enter the rail groove 134 to allow the horizontal position of the copyboard 150 to be moved, or the push bar at one side of the copyboard 150 ( 145 is removed from the rail groove 134 and the push bar 145 of the other side of the copyboard 150 is entered into the rail groove 134 to function as a rotation axis, the fixture to act to perform the rotation and angle adjustment function ( 140);
The fixing means for maintaining a constant angle of the electronic blackboard 150 in the longitudinal side of the base blackboard frame;
The fixing means includes a hinge bar 161 fixed to a wall at a position corresponding to the length of the electronic blackboard 150 at one end in the longitudinal direction of the base blackboard frame 110;
It is attached to the hinge bar 161 and the fixed support bar shaft 166 so as to be in contact with the wall surface or perpendicular to the wall surface, and is fixed vertically around the fixed support bar shaft 166 on the wall to support the electronic board 150 on the bottom. Bar 165;
It is installed on the surface of the fixed support bar (165) in contact with the hinge bar (161) to lay down and fix the copyboard 150, and when the fixed support bar (165) is up, the side of the hinge bar (161) touches the surface of the fixed support. Electronic board that can move and adjust the angle, characterized in that it comprises a fixed plate 163 that functions to maintain the angle of the bar 165.
According to claim 2, Fixed support bar (165) Auxiliary fixed support bar (170) installed so as to be perpendicular to the support fixing plate (163);
An auxiliary fixing support bar shaft 172 which adheres the auxiliary fixing support bar 170 and the fixing plate 163 and functions to be able to move horizontally and vertically in a hinge shape; And
Positioning and angle adjustable electronic blackboard, characterized in that it further comprises a magnet 179 is installed on the folded surface of the auxiliary fixing support bar 170, the electronic blackboard 150 is fixed in a lying down state.


According to claim 2, wherein the rising end of the fixed support bar 165 forms an inclined surface 167 supporting the electronic blackboard 150, the magnet 168 for fixing the electronic blackboard 150 is added to the inclined surface 167. Positioning and angle adjustable electronic blackboard.
According to claim 3, wherein the height of the auxiliary fixing support bar 170 is lower than the fixed support bar (165),
An end of the auxiliary fixing support bar 170 forms an inclined surface 177 that supports the electronic blackboard 150,
The inclined surface 177 is an electronic blackboard that can be moved and angle-adjusted, characterized in that a magnet 178 for fixing the electronic blackboard 150 is added.
The method of claim 2, the fixture 140 is fixed to the side of the copyboard 150, the push rod protrusion (141-1) and the push rod return to the push groove 145 into or out of the rail groove 134 Fixing frame (141) having a ball (141-2) up and down and having a pressing ball (143) on the outside;
A pressing rod 145 from which the pressing rod 145 is separated from the rail groove 134 by the locking release of the fixing groove 145-1 due to the spring action when the pressing plate protrusion 144-1 is pressed;
The pressing plate protrusion 144-1 exposed at the center of the pressing rod 143 to enable the vertical movement of the pressing rod 145, and one end of the pressing rod 145 supports a spring and guides the movement of the pressing rod 145. A pressing plate 144 having an inclined hole 144-2, and the other end having a locking groove 144-3 for locking engagement and unlocking function to the fixing groove 145-1; And
Within the fixing frame 141 of the pressing rod 145 when the rail 134 of the pressing rod 145 is separated between the fixing groove 145-1 and the pressing rod return hole 141-2 of the fixing frame 141. Electronic board that can be moved and angle adjustable, characterized in that it comprises a stopper function of the ring 147 to prevent the departure from.
delete According to claim 2, Fixture 140 is installed and pressed to protrude to prevent the movement of the copyboard 150 in the base board frame 110 or fixing plate 163 corresponding to the point where the copyboard is used in a fixed state. Positioning and angle adjustable electronic blackboard, characterized in that the mounting bracket 149 having a fixing hole 148 for fixing the rod 145 is further installed.
Rail frame fixing brackets 120 are respectively added to the upper frame 111 and the lower frame 112 of the base board frame 110 forming a conventional blackboard;
A rail frame 130 supported by the rail frame fixing bracket 120 and having a rail groove 134 for moving and rotating the separate electronic blackboard 150; And
The push bars 145 are respectively installed on the upper and lower sides of the copyboard 150 to allow the push bar 145 to enter the rail groove 134 to allow the horizontal position of the copyboard 150 to be moved, or the push bar at one side of the copyboard 150 ( 145 is removed from the rail groove 134 and the push bar 145 of the other side of the copyboard 150 is entered into the rail groove 134 to function as a rotation axis, the fixture to act to perform the rotation and angle adjustment function ( 140);
The fixing means for maintaining a constant angle of the electronic blackboard 150 in the longitudinal side of the base blackboard frame;
Fixing means is at least one base blackboard frame 110 outside the fixing plate 163 spaced apart from the horizontal equivalent distance of the electronic blackboard 150 to fix the electronic blackboard 150;
A hinge bar 161 hinged to the base board frame 110 or a separate fixing plate by a hinge hole 162 to move the fixing plate 163 back and forth on a wall, and the other end of which is hinged to the fixing plate 163;
A fixing support bar 165 is attached between the hinge hole 162 of the hinge bar 161 and the fixing plate 163 to support the hinge hole 162 of the hinge bar 161 to maintain the inclination angle between the walls. Positioning and angle adjustable electronic blackboard, characterized in that configured.

Images