KR20040034628A - Device for fixing blackboard frame - Google Patents

Abstract

PURPOSE: A device for fixing a blackboard frame is provided to increase the aesthetic appearance by making a threaded part invisible, and to facilitate the installation work by introducing screws into longitudinal slots of the fixing device at four corners of the blackboard to pass through the fixing device to then be fixed on a wall in a stable, tightened manner, thereby consequently improving working efficiency and stability. CONSTITUTION: The device for fixing a blackboard frame(100) comprises: an L-shaped body(1) having an opened upper portion and an internal space(11), a connection unit(2) provided at either side thereof, a recess(3) integrally formed at a lower portion of the connection unit(2) to be connected with the frame(100), and a slot(4) having a substantially triangular shape. The frame(100) has an opening(112) connected to a blackboard panel fixedly installed thereon and a cavity(111) connected to the connection unit(2) provided at either side of the fixing device. A tightly fastened structure is established such that the frame(100) is inserted into the recess(3) by a predetermined length and the connection unit(2) of the fixing device is inserted into the cavity(111) of the frame(100).

Description

Frame Fixture on Blackboard. {Omitted}

The present invention relates to a board comprising a panel, a frame on which the panel is fixed and installed, and a frame fixing device for interconnecting corners of the frame. More specifically, it relates to a wall fixing device of the blackboard, which is installed at the four corners of the frame, is mutually coupled to the frame by the connecting portion and the indentation formed integrally with the body portion, and is configured in the center of the body portion The fixing device is characterized in that the installation process is completed by fixing the blackboard to the wall by passing the fixing screw through one of the through holes formed in the groove and covering the cap of the structure corresponding to the groove.

Typically, the blackboard is installed for a lecture in a classroom or classroom, the configuration of the blackboard is a panel portion having a writing surface is formed on one surface of a substantially large rectangular board, and surrounds the outer periphery of the panel portion to form a border portion Consists of an extruded outer frame of wood, aluminum and synthetic resin. In the board consisting of the panel portion and the outer frame body surrounding the border of the panel portion, conventionally, when the blackboard is installed on the wall to fix, generally the installation hooks, etc. to make a separate part of the rear part of the panel or the upper frame The board was installed on the wall by carrying out the process of attaching the hook to the appropriate position and joining the hook to the screw fixed to the wall. In this case, as the time passes, the part to which the hook is attached is damaged, and thus the coupling state between the hook and the board is not firm, and the overall installation structure of the board becomes unstable. In addition, when the frame is long in width, the center part of the lower frame may sag downwards, and when an external shock is applied, flow occurs, and the connection part between the upper and lower parts and the left and right frames connected vertically at the corner part of the frame is opened. It was also built. That is, since only the upper portion of the blackboard is fixed, the lower portion of the blackboard is separated from the wall and flows or the entire installation structure is damaged.

The present invention has been made to solve the above-mentioned conventional problems, the appearance is beautiful and solid when the fixed board of the present invention is fixed by attaching the fixing device of the present invention, and it is necessary to separately manufacture and attach an installation ring or the like. It can be installed easily and conveniently without any problem. It is possible to install very stable and improve the workability and safety, and also provide excellent installation means that provide a number of effects such as protecting the panel panels and the edges of the frame from being cracked or broken. For the purpose of providing it.

1 is an exploded perspective view of the present invention.

2 is an outer perspective view and an inner perspective view of the present invention.

3 is a front view of a blackboard to which the present invention is applied;

<Description of Signs of Major Parts of Drawings>

1 body portion 2 connection portion

3: recessed part 4: groove

5: through hole 6: screw

7: coupling hole 8: coupling protrusion

9: cap 10: air receiving portion

11: space part 100: frame

111 hollow portion 112 opening

113: bend portion 114: locking jaw

According to the present invention, a panel, a frame consisting of a frame 100 to which the panel is fixed and installed, and a frame 100 fixing device for interconnecting the edges of the frame 100, the cross section of the frame 100 is " "Shape of the opening 112 and the hollow portion 111, the frame 100 fixing device is' The frame 100 is composed of a body portion (1) and the concave portion (3), and the connecting portion (2) formed integrally inside the concave portion (3), the body portion of the frame 100 fixing device ( 1) The length of the board is inserted into the recessed part 3 of the frame 100, the connecting part 2 of the fixing device of the frame 100 is also closely coupled by inserting a certain length into the hollow part 111 of the frame 100, the frame of the blackboard (100) relates to a fixing device.

Particularly, in a blackboard composed of a panel, a frame 100 on which the panel is fixed and a frame 100 fixing device for connecting the edges of the frame 100 to each other, the frame 100 is fixed to the frame 100. Insert a certain length inside the device and fix only the frame 100 fixing device facing with the screw (6), forming a groove (4) in the coupling portion of the screw (6) of the frame 100 fixing device and the cap (9) It is characterized by improving the aesthetics by making the screw head of the screwing portion 6 not visible by engaging the groove 4.

In addition, the groove 4 has a coupling hole 7 is formed, the cap 9 is characterized in that the coupling protrusion 8 is formed so that the cap 9 is elastically coupled to the groove 4. The frame 100 is fixed to the blackboard.

In addition, the frame 100 is fixed only to the wall surface with a screw (6), but the groove (4) is formed in the coupling portion of the screw (6) of the frame 100 fixing device, the coupling to the groove (4) A ball (7) is formed, the cap 9 is formed with a coupling projection 8 is characterized in that the cap 9 is elastically coupled to the groove 4 to improve the aesthetics of the coupling site The frame 100 is fixed.

The present invention is inserted into the frame 100, the fixed length of the frame 100, and fixed only the frame 100 fixing device to the wall surface with a screw (6), the screw of the frame 100 fixing device ( 6) By forming the groove (4) in the coupling portion and by coupling the cap (9) on the groove (4) improves the aesthetics by making the screw head of the coupling portion of the screw (6) invisible, the coupling hole in the groove (4) (7) is formed, the cap 9 is characterized in that the engaging projection 8 is formed so that the cap 9 is elastically coupled to the groove (4).

The present invention relates to a structure in which a frame, such as a blackboard, is configured in an outer frame of a panel, and relates to an apparatus for installing a wall surface of a panel. A body portion 1 forming a shape, a connecting portion 2 of a predetermined length integrally provided at both ends of the body portion 1, and a concave portion 3 configured at a lower end of the connecting portion 2; A concave groove 4 formed in the center of the front portion of the body portion 1 in a substantially triangular shape, one through hole 5 and two coupling holes 7 formed in the groove 4; The cap 9 is elastically coupled to the groove 4 and the two air receiving portions 10 of the rear portion of the body portion (1).

The present invention is coupled to the frame 100 by the connecting portion 2 and the concave inlet portion (3) formed integrally with the body portion 1, the groove (4) configured in the front portion of the body portion (1) The board is fixed to the wall by penetrating the set screw (6) to one through-hole (5) formed in the c), and cover the cap (9) of the structure corresponding to the groove (4) the installation process It is a fixing device characterized in that the finish.

In particular, the four corners of the frame 100 constituting the outer frame of the blackboard is characterized in that the blackboard is configured to be firmly fixed to the wall.

Typically, blackboards are installed for lectures in classrooms or offices. These blackboards have a panel portion having a writing surface formed on one surface of a substantially rectangular plate, and a frame portion surrounding the outer periphery of the panel portion and made of wood or aluminum. , Frame 100 which is an outer frame manufactured by extrusion molding a synthetic resin material or the like.

The present invention is a substantially rectangular panel and cross section " "Shape, said" "In the fixed installation on the wall of the board made of the frame 100 constituting the outer frame by inserting the panel is fixed to the side of the opening 112, the overall shape is" "As a shape, the connection portion 2 of a predetermined length having an outer circumferential surface shape corresponding to the inner circumferential surface shape of the hollow portion 111 of the frame 100 is provided at both ends, and the connecting portion 2 is perpendicular to the edge of the blackboard. The frame 100 is fitted into the hollow part 111 of the two frames 100 adjacent to each other, and the frame 100 is inserted in a predetermined length into the concave indentation part 3 formed at the lower end of the connecting part 2. It is coupled to each other, and through the screw (6) in one through-hole (5) formed in the groove (4) configured in the center of the body portion 1 to fix the blackboard on the wall surface and the groove (4) Covering the cap (9) to the fixing device to finish the installation process.

The fixing device is installed on the wall firmly, the flow occurs due to the impact from the outside after installation, or one side of the panel is detached from the wall, the overall form and bonding state of the installation structure of the blackboard is damaged or damaged Can be prevented.

The body portion 1 of the fixing device has a through hole 5 through which the fixing screw penetrates, and the through hole 5 is a space for tightening a screw for fixing the fixing device. 5) The board is fixed to the wall by screws that pass through it. The through hole 5 is covered by the cap 9 like the head of the screw when the screw 6 is installed on the wall.

In the case of installing the blackboard using the fixing device of the present invention, not only the appearance of the entire blackboard can be beautifully maintained, but also the screws 6 at four corners of the outer frame of the blackboard through-hole 5 of the fixing device. Since the board is fixed to the wall by penetrating through, it is not necessary to manufacture a mounting ring or the like and attach the hook to a proper position of a part of the panel or the frame 100, and the panel of the board is in close contact with the wall. By being fixed, the lower part of the panel is separated from the wall surface or the flow occurs to remove the instability that causes the damage of the overall form is possible to be stable and robust installation.

In this case, the fixing device may be formed of wood, synthetic resin or aluminum metal.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. 1 is an exploded perspective view of the present invention, FIG. 2 is an outer perspective view and an inner perspective view of the present invention, and FIG. 3 is a front view of a blackboard to which the present invention is applied.

As shown in Figure 1, the fixing device according to the present invention has an overall shape of approximately " "In the shape, the length of the connection part (2) is integrally provided at the hem end, and the concave inlet part (3) which is vertically cut inside the rim part is integrally formed, and in the center of the front part, a substantially triangular groove is formed. It is composed of a body portion (1) is formed (4), the groove (4) is composed of one through hole (5) and two coupling holes (7).

The configuration of the fixing device is approximately the entire shape " "In the form, the body portion (1) having a substantially triangular groove (4) is formed at the center, and the connecting portion (2) and the concave portion (3) of both ends integrally provided with the body portion (1) Characterized in that, due to the above configuration can be interconnected with the frame 100 of the upper and lower and left and right sides at the corners of the blackboard, it is possible to stably fix the blackboard on the wall.

Referring to the interconnection method of the fixing device and the frame 100 as follows.

The connection part 2 of the fixing device is inserted into the hollow part 111 of the frame 100 and at the same time the end of the frame 100 is inserted into the concave part 3 of the body part 1 of the fixing device. Fixing device and the frame 100 is to be combined.

The connection part 2 is connected to the frame 100 on the left and right side when one side is connected to the upper and lower frame 100.

As shown in FIG. 1, when the lower frame 100 and the right frame 100 of the outer frame are interconnected at one corner of the board using the fixing device of the present invention, the frame 100 is connected to the frame 100 as an embodiment. Connection parts 2 manufactured to have outer circumferential surface shapes corresponding to the inner circumferential surface shapes of the formed hollow part 111 are fitted to the hollow parts 111 of the two frames 100, respectively, and end portions of the frame 100 are body parts ( Since it is inserted and fixed in the recess 3 of 1), it can be firmly coupled without using a separate tool.

At this time, in order to connect the frame 100 from the outside without connecting from the outside to form a connecting portion (2) to have an outer peripheral surface shape corresponding to the inner peripheral surface shape of the hollow portion 111 of the frame 100, both sides of the frame 100 To form a connection portion 2 to a predetermined length that can be sufficiently inserted into the hollow portion 111.

Therefore, when the fixing device connected to the frame 100 is installed at the edge of the board as described above, the front part of the fixing device is exposed in appearance so that only the seam appears and there is almost no protruding surface, so that the appearance of the board can be beautifully maintained. .

As shown in FIG. 1, the body 1 of the fixing device is approximately ' 'As a shape, the upper portion is open and the space portion 11 is formed therein, a predetermined length of the connecting portion (2) provided at both ends, and the indentation portion (integrated integrally with the lower end of the connecting portion (2) ( 3) and the groove 4 formed in the center of a front part in substantially triangular shape.

The space 11 and the edge of the panel are combined.

A vertically cut recessed part 3 is integrally formed inside both edge portions of the body part 1, and a predetermined length of the frame 100 is coupled to the recessed part 3.

In the front part of the body part 1, the recessed part 4 is comprised and the back part is formed with two air accommodation parts 10 in the substantially perpendicular position centering on the through-hole 5. The groove 4 is formed with one through hole 5 and two coupling holes 7.

The through hole 5 is formed at a position where the board can be fixed to the wall without damaging both ends of the two frames 100 coupled to the panel and the connecting portion 2 of the fixing device.

The through hole 5 is configured to fix the blackboard to the wall by penetrating the screw 6, and is formed at the outer end in the groove 4 which is approximately triangular. The position of the through hole 5 is a position where the fixing device of the present invention penetrates the wall of the nail 6 and the panel of the blackboard without penetrating the edge of the frame 100 in contact with the end of the frame 100. In the installation process of the board, the panel and the frame 100 can be installed stable without cracking or breakage.

Therefore, the present invention can be said to be a fixing device made of an excellent configuration.

The fixing device is fixed and installed on the wall by the fixing member, and the fixing member includes a screw 6 and a cap 9.

The groove 4 is provided with two coupling holes 7 in addition to one through hole 5. The coupling hole 7 is a hole in which two coupling protrusions 8 protruding from the inner surface of the cap 9 covering the groove 4 are coupled to the rear portion of the body portion 1 of the fixing device. It is not penetrated. Since the through hole 5 is penetrated through the rear part of the body part 1 of the fixing device, a part of the body part of the screw 6 passing through the through hole 5 is fixed to the wall except for the head of the fixing screw. do. When the screw 6 is fixed to the wall surface, the groove 4 is covered by the cap (9).

The cap (9) has a structure corresponding to the groove (4), and means for covering the exposed portion of the head of the fixing screw after the screw (6) passing through the through hole (5) is installed on the wall The inner space of the degree that can be installed while wrapping the outer of the groove (4) has a configuration in which the engaging projection 8 is integrally formed on the inside.

Accordingly, the cap 9 has a structure corresponding to the groove 4, and the two coupling protrusions 8 protruding from the inner side of the cap 9 are elastically coupled to the coupling hole 7, thereby engaging the edge of the groove 4. It is coupled to the jaw 13 stably.

The coupling of the groove 4 and the cap 9 is made by elastically inserting the engaging projection 8 formed inside the cap 9 in the coupling hole 7 formed in the groove 4. Separation is also possible

The engaging projection 8 is to the extent that can be forcibly fitted into the coupling hole (7), so that the cap (9) fitted inside the groove (4) does not come out without the force applied from the outside.

By covering the cap 9 of the structure corresponding to the groove 4, the installation process of the blackboard is finished.

On the rear portion of the body portion 1, two air receiving portions 10 are formed at approximately right positions with respect to the through hole 5. The air accommodating part 10 increases the function of fixing the blackboard to the wall by acting as a cushion when the fixing device of the present invention is fixed to the wall.

The function of the air receiving portion is to reduce the direct friction between the rear surface of the body portion 1 of the fixing device and the wall, thereby allowing the fixing device to be in close contact with the wall.

The frame 100 has an opening 112 coupled with a panel and a hollow portion 111 coupled with a connecting portion 2 of the fixing device, and a rear portion of the opening 112 is bent inward. The bent portion 113 is formed in the longitudinal direction of the frame 100 to increase the coupling function between the frame 100 and the blackboard panel, one side of the recess portion 3 is inserted into a predetermined length of the frame 100 Is fitted on.

The bent portion 113 is bent further into the opening 112 than vertically, and almost coincides with the thickness of the concave portion 3 which is vertically cut.

The front portion of the body portion 1 may be formed in a variety of colors and predetermined patterns, the same as the frame 100 to be combined or may be made of a distinct color only the front portion. At this time, the color of the cap 9 may also be formed by harmonizing the color with the front part of the frame 100 and the body part 1.

The present invention is not limited to the blackboard and can be applied to various structures in which the frame 100 is configured on the outer frame of the panel.

By installing the fixing device of the present invention at the corners of the board, when the board is fixed and attached, it is possible to install a very stable to increase the safety, improve workability and maintain a beautiful appearance, panel and frame of the board (100) It is an excellent installation means that provides a number of effects, such as protecting the edges of cracks or breakage.

As described in detail above, the present invention is used to fix the blackboard on the wall surface, and can be maintained not only because of its beautiful appearance, but also to fix the blackboard at four corners so that the fixed state is very stable. In addition, there is no need for the process of attaching the mounting rings to the board and attaching them to the board, and it can be easily and conveniently installed on the wall without cracking or damaging the panel and frame, thereby improving workability and very stable installation process. It can provide

Claims (4)

In the blackboard consisting of a panel, a frame 100 to which the panel is fixed and a frame 100 fixing device interconnecting the edges of the frame 100, the cross section of the frame 100 is " "Shape of the opening 112 and the hollow portion 111, the frame 100 fixing device is' The frame 100 is composed of a body portion (1) and the concave portion (3), and the connecting portion (2) formed integrally inside the concave portion (3), the body portion of the frame 100 fixing device ( 1) The length of the board is inserted into the recessed part 3 of the frame 100, the connecting part 2 of the fixing device of the frame 100 is also closely coupled by inserting a certain length into the hollow part 111 of the frame 100, the frame of the blackboard (100) Fixture. In the blackboard consisting of a panel, the frame 100 is fixed to the panel and the frame 100 fixing device for interconnecting the corners of the frame 100, the frame 100 inside the frame 100 fixing device Insert a certain length into and fix only the frame 100 fixing device to the wall with a screw (6), forming a groove (4) in the coupling portion of the screw (6) of the frame 100 fixing device and the cap (9) (4) by fixing on the frame (100) of the board, characterized in that the screw head (6) of the coupling portion is not visible, thereby improving the aesthetic appearance. According to claim 2, wherein the groove (4) is formed with a coupling hole (7), the cap (9) is formed with a coupling protrusion (8) so that the cap (9) is elastically coupled to the groove (4) Frame 100 fixing device of the blackboard, which is characterized in that. According to claim 1, wherein the frame 100 is fixed only to the wall surface with a screw (6), the groove (4) is formed on the coupling portion of the screw (6) of the frame 100, the groove ( 4) a coupling hole 7 is formed, and the cap 9 is formed with a coupling protrusion 8 so that the cap 9 is elastically coupled to the recess 4 to improve the aesthetics of the coupling portion. Frame 100 fixing device of the blackboard.