CN211843838U - Blackboard is used in chinese teaching of adjustable use height - Google Patents

Abstract

The utility model relates to a Chinese teaching blackboard with adjustable use height, which comprises a panel and a support rod. Two support rods are arranged on the wall surface and are respectively detachably installed on the wall, and four sides of the panel are respectively provided with an upper frame , lower frame, left frame and right frame, the left frame and right frame are respectively detachably connected with two support rods, the support rod is provided with a chute, and the backs of the left and right borders are provided with corresponding chute For the slider, the sliding slot is provided with fixing holes, and the left frame and the right frame are respectively provided with fastening holes corresponding to the fixing holes. The separate design of the panel and the support rod in the utility model enables the staff to disassemble and use them well, and the matching design of the chute and the slider can well adjust the matching position between the panel and the support rod, so as to adjust the panel height of use.

Description

A blackboard for Chinese teaching with adjustable use height

technical field

The utility model relates to the technical field of teaching equipment, in particular to a blackboard for Chinese teaching with adjustable use height.

Background technique

A blackboard does not specifically refer to a black surface. Traditionally, it is a flat surface that can be written repeatedly with chalk. The surface is hard and is mostly used for teaching. Blackboards are generally made of wood or frosted glass, and can be written on with specific writing materials such as chalk, mostly black, dark green, white or beige. Most of the existing blackboards are fixed on the wall. Once damaged, it is inconvenient to disassemble and replace them. In addition, the height of the blackboard on the wall cannot be adjusted, which is inconvenient for the use of teachers and staff. The problem presents a new solution.

Utility model content

Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a blackboard for language teaching with adjustable use height, so as to solve the technical problems mentioned in the background art.

In order to solve the above problems, the present invention adopts the following technical solutions.

A blackboard for language teaching with adjustable use height, comprising a panel and support rods, two support rods are provided and are respectively detachably installed on the wall, and four sides of the panel are respectively provided with an upper frame, a lower frame, a The left frame and the right frame, the left frame and the right frame are respectively detachably connected with the two support rods, the support rod is provided with a chute, and the back of the left frame and the right frame is provided with a slider corresponding to the chute, so the The chute is provided with fixing holes, the left frame and the right frame are respectively provided with fastening holes corresponding to the fixing holes, the lower frame is provided with an auxiliary device, and the auxiliary device includes a transverse plate and a longitudinal plate. The lower end face of the board is connected with the longitudinal board, and the longitudinal board is detachably connected with the lower frame.

Preferably, at least two of the fixing holes and the fastening holes are respectively provided corresponding to each other.

In any of the above solutions, preferably, the left frame and the right frame are detachably connected to the support rod through bolts, respectively.

In any of the above solutions, preferably, a blocking plate is provided on the upper end surface of the transverse plate.

In any of the above solutions, preferably, the longitudinal plate is detachably connected to the lower frame by screws.

In any of the above solutions, preferably, the blocking plate is made of rubber, and is connected to the transverse plate by means of gluing.

In any of the above solutions, it is preferable that the chute and the slider are respectively set to be T-shaped.

In any of the above solutions, preferably, the end of the support rod is provided with a mounting hole, and the support rod is mounted on the wall by screws.

Compared with the prior art, the advantages of the present utility model are:

The separate design of the panel and the support rod in the utility model enables the staff to disassemble and use them well, and the matching design of the chute and the slider can adjust the matching position between the panel and the support rod, so as to adjust the panel The height of use is suitable for teachers of different heights, and the design of the auxiliary device can well place educational tools such as chalk and eraser, which is convenient for the use of teachers and staff.

Description of drawings

Fig. 1 is the overall structure sectional view of the utility model;

FIG. 2 is a schematic diagram of the matching structure of the upper frame, the lower frame, the panel and the auxiliary device of the present invention.

Description of the labels in the figure:

1. Panel, 2. Support rod, 3. Upper frame, 4. Lower frame, 5. Left frame, 6. Right frame, 7. Chute, 9. Fixing hole, 10. Fastening hole, 11. Horizontal plate, 12. Longitudinal plate, 13. Blocking plate, 14. Mounting hole.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example, based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Example 1:

Please refer to Figure 1-2, a blackboard for language teaching with adjustable use height, including a panel 1 and support rods 2, two support rods 2 are provided and are respectively detachably installed on the wall, the four support rods of the panel 1 The sides are respectively provided with an upper frame 3, a lower frame 4, a left frame 5 and a right frame 6, the left frame 5 and the right frame 6 are respectively detachably connected with the two support rods 2, and the support rod 2 is provided with a chute 7, so the The backs of the left frame 5 and the right frame 6 are provided with sliders corresponding to the chute 7, the chute 7 is provided with a fixing hole 9, and the left frame 5 and the right frame 6 are respectively provided with a fixing hole 9. Corresponding to the fastening holes 10, the lower frame 4 is provided with an auxiliary device, the auxiliary device includes a transverse plate 11 and a longitudinal plate 12, the lower end surface of the transverse plate 11 is connected with the longitudinal plate 12, and the longitudinal plate 12 is connected with the lower frame 4. Detachable connection. The frame and the panel can be connected together by screws, or other common fixing methods.

In this embodiment, in order to better use the fixing holes 9 and the fastening holes 10 , at least two of the fixing holes 9 and the fastening holes 10 are respectively provided corresponding to each other. Therefore, the support rod 2 can be more firmly connected with the left frame 5 and the right frame 6 .

In this embodiment, in order to better connect the left frame 5 and the right frame 6 to the support rod 2 , the left frame 5 and the right frame 6 are respectively detachably connected to the support rod 2 through bolts. It is convenient for its disassembly and installation, and for the maintenance of various components.

In this embodiment, in order to better use the transverse plate 11 , a blocking plate 13 is provided on the upper end surface of the transverse plate 11 . The design of the blocking plate 13 can well block educational appliances such as chalk and eraser, and prevent them from falling to the ground.

In this embodiment, in order to better connect the longitudinal plate 12 to the lower frame 4, the longitudinal plate 12 is detachably connected to the lower frame 4 through screws. It is convenient to dismantle and install it.

In this embodiment, in order to better use the blocking plate, the blocking plate 13 is made of rubber, and is connected with the transverse plate 11 by means of gluing, so that the connection is more firm.

In this embodiment, in order to make better use of the chute 7 and the slider, the chute 7 and the slider are respectively set to be T-shaped. The connection is made more firm, so that the panel 1 will not fall out.

In this embodiment, in order to better connect the support rod to the wall, the end of the support rod 2 is provided with a mounting hole 14, and the support rod 2 is mounted to the wall by screws. The support rod 2 can be better installed and disassembled on the wall.

Example 2:

On the basis of Embodiment 1, when in use, firstly install the support rod 2 on the wall through screws, and the specific size can be selected according to the actual situation. The screws pass through the installation holes 14 to connect the support rod to the wall, and the upper The frame 3, the lower frame 4, the left frame 5 and the right frame 6 can be connected to the panel 1 by gluing or other common connection methods, and then slide the sliders on the left frame 5 and the right frame 6 into the chute 7, Then slide it to an appropriate height, and finally pass the bolts through the fastening holes 10 and the fixing holes 9. The fastening holes 10 and the fixing holes 9 are preferably threaded holes, so that the left frame 5 and the right frame 6 can be better connected with the bolts. Support rod 2 is connected.

The above descriptions are only preferred specific embodiments of the present invention; however, the protection scope of the present invention is not limited thereto. Any person skilled in the art who is familiar with the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its improvement concept, equivalently replaces or changes, should be covered within the protection scope of the present utility model.

Claims (8)

1. a blackboard for Chinese teaching with adjustable use height, comprising panel (1) and support rod (2), it is characterized in that, support rod (2) is provided with two and is respectively detachably installed on the wall, Four sides of the panel (1) are respectively provided with an upper frame (3), a lower frame (4), a left frame (5) and a right frame (6). The support rods (2) are detachably connected, the support rods (2) are provided with chute (7), and the backs of the left frame (5) and the right frame (6) are provided with corresponding slide grooves (7). A slider, the chute (7) is provided with a fixing hole (9), the left frame (5) and the right frame (6) are respectively provided with a fastening hole (10) corresponding to the fixing hole (9), An auxiliary device is provided on the lower frame (4), the auxiliary device includes a transverse plate (11) and a longitudinal plate (12), the lower end surface of the transverse plate (11) is connected with the longitudinal plate (12), and the longitudinal plate (12) ) is detachably connected to the lower frame (4). 2 . The blackboard for Chinese teaching with adjustable use height according to claim 1 , wherein at least two fixing holes ( 9 ) and fastening holes ( 10 ) are respectively provided corresponding to each other. 3 . 3. a kind of Chinese teaching blackboard with adjustable use height according to claim 1, is characterized in that: described left frame (5) and right frame (6) are detachably connected with support rod (2) by bolts respectively . 4 . The blackboard for Chinese teaching with adjustable use height according to claim 1 , wherein a blocking plate ( 13 ) is provided on the upper end surface of the transverse plate ( 11 ). 5 . 5 . The blackboard for Chinese teaching with adjustable use height according to claim 1 , wherein the longitudinal plate ( 12 ) is detachably connected to the lower frame ( 4 ) through screws. 6 . 6 . The blackboard for Chinese teaching with adjustable use height according to claim 4 , wherein the blocking plate ( 13 ) is made of rubber and is connected to the transverse plate ( 11 ) by means of gluing. 7 . 7 . The blackboard for Chinese teaching with adjustable use height according to claim 1 , wherein the chute ( 7 ) and the slider are respectively set to be T-shaped. 8 . 8. The blackboard for Chinese teaching with adjustable use height according to claim 1, wherein the end of the support rod (2) is provided with a mounting hole (14), and the support rod (2) is provided with a screw Mounted with the wall.

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