KR102614085B1 - Blackboard support cabinet including an upper cabinet with a height-adjustable unit - Google Patents

Abstract

Disclosed is a blackboard auxiliary book that can be used in educational facilities, etc. The disclosed blackboard auxiliary cabinet is a blackboard auxiliary cabinet available in educational facilities, and may include a lower cabinet disposed below the blackboard placement area and an upper cabinet disposed above the blackboard placement area, wherein the upper cabinet adjusts the height level of the front end. It may include a level adjustment unit for The level adjustment unit includes a support plate disposed behind the back plate of the upper cabinet and disposed to face the wall on which the upper cabinet is installed, a bracket member installed on the back of the support plate and defining a through hole, and the rear of the upper cabinet. It may include a level adjustment bolt member installed to penetrate the support plate from the plate side and be exposed through the through hole of the bracket member. By rotating the level adjustment bolt member to raise or lower the height of the front end of the upper cabinet, the height level of the front end of the upper cabinet can be adjusted.

Description

Blackboard support cabinet including an upper cabinet with a height-adjustable unit}

The present invention relates to storage cabinets and furniture devices applicable to educational facilities, etc., and more specifically to a blackboard auxiliary cabinet that can be used in educational facilities, etc.

Recently, in accordance with trends such as smart education and AI (artificial intelligence) education, various attempts are being made to improve and remodel the educational environment in schools and corporate educational facilities. In particular, as the use of various electronic devices becomes possible and the use of electronic blackboards expands, the educational environment is changing and improving accordingly, and the demand for auxiliary furniture (so-called blackboard auxiliary cabinets) applied around the blackboard is also increasing. It is increasing significantly.

However, in the case of existing blackboard auxiliary cabinets, they often only provide the configuration and functions of general furniture, and have the disadvantage of not being able to implement appropriate functions specialized for educational environments. In addition, in existing blackboard auxiliary cabinets, the height of the upper cabinet may decrease due to its own weight or stored objects (i.e., sagging phenomenon), which may cause a problem of part of the upper cabinet colliding with or getting caught in the blackboard rail frame. You can. However, the existing blackboard auxiliary cabinet does not provide appropriate countermeasures for these problems.

The technical problem to be achieved by the present invention is to provide a blackboard auxiliary cabinet that can greatly improve safety and convenience of use by including an upper cabinet including a unit capable of adjusting the height and level.

The problem to be solved by the present invention is not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

According to embodiments of the present invention for achieving the above-described problem, a blackboard auxiliary cabinet usable in an educational facility includes: a lower cabinet disposed below the blackboard placement area; and an upper cabinet disposed above the blackboard placement area, wherein the upper cabinet includes a level adjustment unit for adjusting the height and level of the front end portion, and the level adjustment unit is disposed behind the back plate of the upper cabinet. a support plate arranged to face the wall on which the upper cabinet is installed; a bracket member installed on the rear surface of the support plate and defining a through hole; and a level adjustment bolt member installed to penetrate the support plate from the rear plate side of the upper cabinet and be exposed through the through hole of the bracket member. The front end portion of the upper cabinet is rotated by rotating the level adjustment bolt member. A blackboard auxiliary cabinet configured to adjust the height level of the front end of the upper cabinet by raising or lowering the height is provided.

The level adjustment bolt member may be a wrench bolt.

At least two bracket members spaced apart in the horizontal direction may be installed on the rear surface of the support plate, and at least two bolt members for level adjustment may be installed to respectively correspond to the at least two bracket members.

The support plate may be disposed perpendicular to the lower plate of the upper cabinet between the two side plates of the upper cabinet.

The level adjustment unit may be placed in contact with the lower plate of the upper cabinet.

A wall fixing groove may be formed at the rear end of the two side plates of the upper cabinet, and when the fixing block is installed on the wall, the fixing block can be inserted into the wall fixing groove, and a fixing piece The back plate and the fixing block can be fixed using the.

The wall fixing groove may be formed between the level adjustment unit and the upper plate of the upper cabinet.

A groove may be formed in the lower plate, top plate, and side plate of the upper cabinet, and an edge portion of the back plate may be inserted into the groove.

The blackboard placement area may be configured to include a blackboard slider frame.

It may be configured so that an electronic blackboard or a general blackboard can be placed in the blackboard placement area.

According to embodiments of the present invention, it is possible to implement a blackboard auxiliary cabinet that can improve safety and convenience of use by including an upper cabinet with adjustable height and level while having functions suitable for an educational environment.

In particular, according to embodiments of the present invention, if the height of the upper cabinet decreases (i.e., sagging phenomenon) due to its own weight or stored objects after installation of the upper cabinet, the height of the upper cabinet can be easily adjusted using a level adjustment unit. By adjusting it, you can prevent problems caused by sagging upper cabinets. Because the height of the upper cabinet can be adjusted in a very easy way, convenience of use, safety/stability, and durability can be improved.

However, the effects of the present invention are not limited to the above effects and can be expanded in various ways without departing from the technical spirit and scope of the present invention.

Figure 1 is a front view showing a blackboard auxiliary cabinet according to an embodiment of the present invention.
Figure 2 is a perspective view showing an upper cabinet that can be applied to a blackboard auxiliary cabinet according to an embodiment of the present invention.
Figure 3 is a side cross-sectional view showing an upper cabinet that can be applied to a blackboard auxiliary cabinet according to an embodiment of the present invention.
Figure 4 is an enlarged view showing the structure of area A of Figure 3.
Figure 5 is a front view showing an upper cabinet that can be applied to a blackboard auxiliary cabinet according to an embodiment.
Figure 6 is a cross-sectional view illustrating a method of installing a blackboard auxiliary cabinet on a wall according to an embodiment of the present invention.

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

The embodiments of the present invention described below are provided to explain the present invention more clearly to those skilled in the art, and the scope of the present invention is not limited by the examples below. The embodiment may be modified in several different forms.

The terms used herein are used to describe specific embodiments and are not intended to limit the invention. As used herein, singular terms may include plural forms unless the context clearly indicates otherwise. Additionally, as used herein, the terms “comprise” and/or “comprising” refer to the term “comprise” and/or “comprising” to specify the presence of the mentioned shapes, steps, numbers, operations, members, elements and/or groups thereof. and does not exclude the presence or addition of one or more other shapes, steps, numbers, operations, members, elements and/or groups thereof. In addition, the term "connection" used in this specification not only means that certain members are directly connected, but also includes indirectly connected members with other members interposed between them.

In addition, when a member is said to be located “on” another member in the present specification, this includes not only the case where a member is in contact with another member, but also the case where another member exists between the two members. As used herein, the term “and/or” includes any one and all combinations of one or more of the listed items. In addition, terms such as “about” and “substantially” used in the specification herein are used in the sense of a range or close to the numerical value or degree, taking into account unique manufacturing and material tolerances, and to aid understanding of the present application. Precise or absolute figures provided for this purpose are used to prevent infringers from taking unfair advantage of the stated disclosure.

Hereinafter, embodiments of the present invention will be described in detail with reference to the attached drawings. The size or thickness of areas or parts shown in the attached drawings may be somewhat exaggerated for clarity of specification and convenience of explanation. Like reference numerals refer to like elements throughout the detailed description.

Figure 1 is a front view showing a blackboard auxiliary cabinet according to an embodiment of the present invention.

Referring to Figure 1, the blackboard auxiliary board according to an embodiment of the present invention can be used in various educational facilities such as schools. The blackboard auxiliary cabinet may have a blackboard placement area (BR1), and may include a lower cabinet (LC10) disposed below the blackboard placement area (BR1) and an upper cabinet (TC10) disposed above the blackboard placement area (BR1). there is. In addition, the blackboard auxiliary cabinet may further include a side cabinet SC10 (i.e., a side cabinet) disposed on the side of the blackboard placement area BR1. At least part of the side cabinet (SC10) may be a closet. The lower cabinet (LC10), upper cabinet (TC10), and side cabinet (SC10) may be formed to surround the blackboard placement area (BR1). In addition, the blackboard auxiliary cabinet may further include an open storage cabinet (NC1) disposed on both sides of the blackboard placement area (BR1). The open storage cabinet (NC1) may be considered included in the side cabinet (SC10). The open storage cabinet (NC1) can be called a ‘separate storage closet.’ A locking device may be installed on at least some of the lower cabinet (LC10), upper cabinet (TC10), and side cabinet (SC10). An electronic key (number key), etc. may be applied as the locking device.

The blackboard placed/installed/attached to the blackboard placement area BR1 may be an 'electronic blackboard' or a 'normal blackboard (non-electronic blackboard)', and the general blackboard may be a blackboard or a whiteboard. All types of blackboards can be placed/installed/attached to the blackboard placement area (BR1). Additionally, the blackboard placement area BR1 may be configured to include a ‘blackboard slider frame’. The blackboard slider frame may also be referred to as a blackboard rail frame. A blackboard can be installed on the blackboard slider frame and moved in a sliding manner.

As the 'surface material' of the blackboard auxiliary cabinet according to the embodiment described with reference to FIG. 1, a surface material having semi-incombustibility (or non-combustibility) and antibacterial function can be used. Additionally, a color arrangement that helps improve concentration may be applied to the exterior of the blackboard auxiliary cabinet. Additionally, a one-key system can be applied to locks applied to closets and storage cabinets so that they can be turned on/off simultaneously.

However, the overall configuration of the blackboard auxiliary cabinet according to the embodiment described with reference to FIG. 1 is merely illustrative and may vary in various cases.

Figure 2 is a perspective view showing an upper cabinet (TC1) that can be applied to a blackboard auxiliary cabinet according to an embodiment of the present invention. For convenience, some components of the upper cabinet TC1 are shown omitted in FIG. 2 .

Figure 3 is a side cross-sectional view showing an upper cabinet (TC1) that can be applied to a blackboard auxiliary cabinet according to an embodiment of the present invention.

Referring to FIGS. 2 and 3 , the upper cabinet TC1 may be an individual upper cabinet included in the upper cabinet TC10 described in FIG. 1 . The upper cabinet (TC1) may be configured to include a level adjustment unit (LU1) for adjusting its height and level. The level adjustment unit LU1 may include a support plate 10, a bracket member 20, and a bolt member 30 for level adjustment. The support plate 10 may be placed behind the back plate 50 of the upper cabinet TC1 and may be placed to face a wall (not shown) on which the upper cabinet TC1 is installed. The bracket member 20 may be installed on the rear portion of the support plate 10 and may be configured to define a through hole. The level adjustment bolt member 30 may be installed to penetrate the support plate 10 from the rear plate 50 side of the upper cabinet TC1 and be exposed through the through hole of the bracket member 20. The support plate 10 may be made of wood or plastic, and the bracket member 20 and the level adjustment bolt member 30 may be made of a metallic material.

According to an embodiment of the present invention, the height and level of the upper cabinet TC1 can be adjusted by rotating the level adjustment bolt member 30. For example, when the level adjustment bolt member 30 is rotated clockwise, the end portion (rear end) of the level adjustment bolt member 30 pushes the wall (not shown), thereby causing the upper cabinet TC1. The height of the front end may be increased. Conversely, when the level adjustment bolt member 30 is rotated counterclockwise, the height of the front end of the upper cabinet TC1 may decrease.

When using a blackboard auxiliary cabinet, the height of the upper cabinet (TC1) may decrease due to its own weight or stored objects (i.e., sagging phenomenon). As a result, a part of the upper cabinet (TC1) may be connected to the blackboard slider frame (blackboard rail frame). Problems with bumping into or getting caught may occur. The sagging phenomenon may mainly be a phenomenon in which the front end of the upper cabinet TC1 sags downward. However, in the embodiment of the present invention, since the height of the upper cabinet TC1 can be easily adjusted using the level adjustment unit LU1, the amount of sagging due to the sagging phenomenon can be compensated and problems caused by the sagging phenomenon can be prevented. It can be prevented. Since the height of the upper cabinet TC1 can be adjusted by turning the level adjustment bolt member 30, the height adjustment method can be very easy.

According to one embodiment, the level adjustment bolt member 30 may be a wrench bolt. The wrench bolt can be easily rotated using a wrench. However, the type of the level adjustment bolt member 30 is not limited to the wrench bolt and may vary depending on the case.

According to one embodiment, at least two bracket members 20 spaced apart in the horizontal direction may be installed on the rear surface of the support plate 10, and at least two bracket members 20 may be installed to respectively correspond to the at least two bracket members 20. Two of the level adjustment bolt members 30 may be installed. For example, two bracket members 20 may be installed on the support plate 10, and in this case, two bracket members 20 are installed in areas adjacent to both ends along the longitudinal direction of the support plate 10. It can be. Accordingly, two bolt members 30 for level adjustment may be installed in areas adjacent to both ends along the longitudinal direction of the support plate 10. In this case, since the height of the upper cabinet TC1 can be adjusted in each area adjacent to both ends of the upper cabinet TC1, it can be easy to adjust the height of both ends of the upper cabinet TC1. However, the number and location of the bracket member 20 and the level adjustment bolt member 30 may vary depending on the case.

According to one embodiment, the upper cabinet TC1 may include a lower plate 110, two side plates 120, and an upper plate 130. Two side plates 120 may be disposed between both edges of the lower plate 110 and both edges of the upper plate 130. Additionally, the upper cabinet TC1 may include a door plate 140 installed on the front end of the upper cabinet TC1. The door plate 140 may be coupled to the side plate 120 using a hinge structure, etc., and may be installed to open and close toward the front.

According to one embodiment, the support plate 10 may be disposed perpendicular to the lower plate 110 of the upper cabinet TC1 between the two side plates 120 of the upper cabinet TC1. The support plate 10 may have a rectangular shape and may be placed vertically on the rear end of the lower plate 110. Both ends of the support plate 10 along the longitudinal direction may be arranged to be in contact with or adjacent to the two side plates 120, respectively. The level adjustment unit LU1 may be arranged on the lower plate 110 of the upper cabinet TC1 so as to be in contact with it. The level adjustment unit LU1 may be disposed on the rear end of the lower plate 110 so as to be in contact with it.

According to one embodiment, a wall fixing groove (G1) may be formed at the rear end of the two side plates 120 of the upper cabinet (TC1). For example, with a fixing block (not shown) installed on the wall, the upper cabinet (TC1) can be placed in contact with the wall so that the fixing block is inserted into the wall fixing groove (G1). The back plate 50 and the fixing block can be fixed using a piece (not shown). This fixing method will be described in more detail later with reference to FIG. 6.

The wall fixing groove G1 may be formed between the level adjustment unit LU1 and the upper plate 130 of the upper cabinet TC1. The level adjustment unit LU1 may be placed in the lower area of the upper cabinet TC1 or an area adjacent thereto, and the wall fixing groove G1 may be formed between the level adjustment unit LU1 and the upper plate 130. . The center of the wall fixing groove (G1) may be located higher than the center of the upper cabinet (TC1) in the vertical direction. In this case, installation/fixing and height adjustment of the upper cabinet (TC1) can be easy.

According to one embodiment, grooves (h1, h2, h3) may be formed in the lower plate 110, side plate 120, and upper plate 130 of the upper cabinet TC1, and the edge portion of the back plate 50 may be formed as above. It can be inserted into the groove portions (h1, h2, h3). Grooves (h1, h2, h3) may be formed on the inner surfaces of the lower plate 110, the side plate 120, and the upper plate 130 in an area somewhat spaced apart from the rear end, and the rear plate 50 is formed on the edge portion thereof. It can be installed to be inserted into these grooves (h1, h2, h3). The rear plate 50 may be arranged to contact the support plate 10. Accordingly, the back plate 50 can be installed firmly.

Figure 4 is an enlarged view showing the structure of area A of Figure 3.

Referring to FIG. 4, the upper cabinet according to an embodiment of the present invention may include a level adjustment unit (LU1) for adjusting the height and level. The level adjustment unit LU1 may include a support plate 10, a bracket member 20, and a bolt member 30 for level adjustment. The support plate 10 may be placed behind the back plate 50 of the upper cabinet and may be placed to face a wall (not shown) on which the upper cabinet is installed. The bracket member 20 may be installed on the rear portion of the support plate 10 and may be configured to define a through hole. The level adjustment bolt member 30 may be installed to penetrate the support plate 10 from the back plate 50 side of the upper cabinet and be exposed through the through hole of the bracket member 20. A groove (h1) may be formed in the lower plate (110) of the upper cabinet, and an edge portion of the back plate (50) may be inserted into the groove (h1).

According to one embodiment, the back plate 50 may be made of, for example, a 4.5 mm thick particle board (PB) plate. The support plate 10 may be made of, for example, a PB plate with a thickness of 18 mm in order to withstand the force of the bolt member 30 for level adjustment. However, the thickness and constituent materials of each of the back plate 50 and the support plate 10 are not limited to the above and may vary in various ways. In addition, the protrusion length of the level adjustment bolt member 30 protruding rearward of the bracket member 20 may also vary.

Figure 5 is a front view showing an upper cabinet (TC1) that can be applied to a blackboard auxiliary cabinet according to an embodiment.

Referring to FIG. 5, the upper cabinet TC1 according to an embodiment of the present invention may include a lower plate 110, two side plates (120 in FIG. 2), an upper plate 130, and a door plate 140. The upper cabinet TC1 may further include a level adjustment unit LU1 for adjusting its height and level. The level adjustment unit LU1 may include a support plate 10, a bracket member 20, and a bolt member 30 for level adjustment. The specific configuration of the upper cabinet TC1 may be the same as that described with reference to FIGS. 2 to 4 .

Figure 6 is a cross-sectional view illustrating a method of installing a blackboard auxiliary cabinet on a wall according to an embodiment of the present invention.

Referring to FIG. 6, the blackboard auxiliary cabinet according to an embodiment of the present invention may have a blackboard placement area, a lower cabinet (LC1) disposed below the blackboard placement area, and an upper cabinet (TC1) disposed above the blackboard placement area. ) may include. The blackboard placement area may be configured to include a blackboard slider frame 200. The blackboard slider frame 200 may also be referred to as a blackboard rail frame. A blackboard may be installed on the blackboard slider frame 200.

The wall fixing groove (G1 in FIG. 3) may be formed at the rear end of the two side plates (120 in FIG. 3) of the upper cabinet (TC1). For example, with the fixing block 70 installed on the wall 1000, the upper cabinet TC1 is installed on the wall 1000 so that the fixing block 70 is inserted into the wall fixing groove (G1 in FIG. 3). It can be placed in contact with , and the back plate 50 and the fixing block 70 can be fixed using the fixing piece 80. The fixing block 70 may be fixed to the wall 1000 using, for example, a concrete tack fixing construction method. The fixing block 70 may be, for example, a square block (made of wood). The fixing piece 80 may be inserted into and fixed to the wall 1000 through the back plate 50 and the fixing block 70. However, in some cases, the fixing piece 80 may not be inserted all the way into the wall 1000.

When using a blackboard auxiliary cabinet, the height of the upper cabinet (TC1) may decrease due to its own weight or stored objects (i.e., a sagging phenomenon), and as a result, a portion of the upper cabinet (TC1) may collide with the blackboard slider frame 200. Problems with getting stuck or stuck may occur. The sagging phenomenon may mainly be a phenomenon in which the front end of the upper cabinet TC1 sags downward. However, in the embodiment of the present invention, since the height of the upper cabinet TC1 can be easily adjusted using the level adjustment unit LU1, the amount of sagging due to the sagging phenomenon can be compensated and problems caused by the sagging phenomenon can be prevented. It can be prevented. Since the height of the upper cabinet TC1 can be adjusted by turning the level adjustment bolt member (30 in FIG. 3), the height adjustment method can be very easy.

Table 1 is a table comparing the upper cabinet according to the example and the upper cabinet according to the comparative example.

In Table 1, the amount of deflection is measured by measuring the amount of deflection of the upper section with a dial gauge after assembling the finished product of the blackboard auxiliary cabinet, loading a specified load of 50 kg evenly distributed inside the upper cabinet and leaving it for 24 hours, and recording the average value.

The residual deflection of the upper cabinet was calculated by removing the specified load after the test, measuring the residual deflection of the upper cabinet with a dial gauge, and recording the average value.

Referring to Table 1, it can be seen that the amount of deflection and residual deflection of the upper cabinet including the level adjustment unit LU1 are significantly improved compared to the upper cabinet according to the comparative example.

item unit Development product (example) Other products (comparative example) Test Methods Deflection amount mm 7.22 8.31 KCL Residual deflection amount mm 2.61 3.58 KCL

According to the embodiments of the present invention described above, it is possible to implement a blackboard auxiliary cabinet that can improve safety and convenience of use by including an upper cabinet with adjustable height and level while having functions suitable for an educational environment. In particular, according to embodiments of the present invention, if the height of the upper cabinet decreases (i.e., sagging phenomenon) due to its own weight or stored objects after installation of the upper cabinet, the height of the upper cabinet can be easily adjusted using a level adjustment unit. By adjusting it, you can prevent problems caused by sagging upper cabinets. Because the height of the upper cabinet can be adjusted in a very easy way, convenience of use, safety/stability, and durability can be improved.

In this specification, preferred embodiments of the present invention are disclosed, and although specific terms are used, they are merely used in a general sense to easily explain the technical content of the present invention and aid understanding of the invention, and do not define the scope of the present invention. It is not intended to be limiting. It is obvious to those skilled in the art that in addition to the embodiments disclosed herein, other modifications based on the technical idea of the present invention can be implemented. For example, a person skilled in the art will know that the blackboard auxiliary cabinet including an upper cabinet with adjustable height and level according to the embodiments described with reference to FIGS. 1 to 6 can be modified in various ways. There will be. As a specific example, the upper cabinet with adjustable height and level according to embodiments of the present invention can be applied to various fields. Therefore, the scope of the invention should not be determined by the described embodiments, but by the technical idea stated in the patent claims.

* Explanation of symbols for main parts of the drawing *
BR1: Blackboard placement area LC1, LC10: Lower cabinet
LU1: Level adjustment unit NC1: Open storage cabinet
SC10: Side cabinet TC1, TC10: Top cabinet
G1: Wall fixing groove h1∼h3: Groove part
10: support plate 20: bracket member
30: Bolt member for level adjustment 50: Rear plate
70: fixing block 80: fixing piece
110: lower plate 120: side plate
130: Top plate 140: Door plate
200: Blackboard slider frame 1000: Wall

Claims (10)

As a blackboard aid available in educational facilities,
A lower cabinet placed below the blackboard placement area; And an upper cabinet disposed above the blackboard placement area,
The upper cabinet includes a level adjustment unit for adjusting the height and level of the front end,
The level control unit is,
a support plate disposed behind the back plate of the upper cabinet and facing the wall on which the upper cabinet is installed;
a bracket member installed on the rear surface of the support plate and defining a through hole; and
It includes a level adjustment bolt member installed to penetrate the support plate from the rear plate side of the upper cabinet and be exposed through the through hole of the bracket member,
A blackboard auxiliary shelf configured to adjust the height level of the front end of the upper cabinet by rotating the level adjustment bolt member to raise or lower the height of the front end of the upper cabinet. According to claim 1,
The blackboard auxiliary cabinet where the bolt member for level adjustment is a wrench bolt. According to claim 1,
At least two bracket members spaced apart in a horizontal direction are installed on the rear surface of the support plate,
A blackboard auxiliary cabinet in which at least two bolt members for level adjustment are installed to respectively correspond to the at least two bracket members. According to claim 1,
The support plate is a blackboard auxiliary cabinet disposed perpendicular to the lower plate of the upper cabinet between the two side plates of the upper cabinet. According to claim 1,
The level adjustment unit is a blackboard auxiliary cabinet arranged on the lower plate of the upper cabinet so as to be in contact with it. According to claim 1,
A groove for fixing a wall is formed at the rear end of the two side plates of the upper cabinet,
A blackboard auxiliary cabinet configured to insert the fixing block into the wall fixing groove with the fixing block installed on the wall, and fix the back plate and the fixing block using a fixing piece. According to claim 6,
The wall fixing groove is a blackboard auxiliary cabinet formed between the level adjustment unit and the upper plate of the upper cabinet. According to claim 1,
Grooves are formed in the lower plate, upper plate, and side plates of the upper cabinet,
A blackboard auxiliary cabinet in which the edge of the back plate is inserted into the groove. According to claim 1,
A blackboard auxiliary cabinet configured such that the blackboard placement area includes a blackboard slider frame. According to claim 1,
A blackboard auxiliary cabinet configured to allow an electronic blackboard or a general blackboard to be placed in the blackboard placement area.