Primary school education teaching display device

Abstract

The utility model belongs to the technical field of teaching appliances, and discloses a primary school education teaching display device which comprises a back plate, and the front side surface of the back plate further comprises a blackboard writing assembly. The blackboard writing assembly comprises supports fixed to the four corners of the front side of the back plate, a hook is fixedly arranged at the other end of the upper support, a fixing plate penetrates through the outer side of the hook, a blackboard is fixedly arranged at the front end of the fixing plate, and a displayer containing assembly is further arranged at the position adjacent to the back plate. Through a guide rail and a moving plate structure in the display adjusting assembly, a display screen does not need to be installed at a wall corner position, the display screen is directly arranged on the flush and adjacent side of the blackboard for use, the cervical vertebra of a pupil is effectively protected, meanwhile, after class, the display screen can be slidably stored into the rear side of the blackboard through the guide rail, and the use is convenient. Therefore, the effect of protecting the display screen is achieved, and the economic loss that the display screen is damaged due to running of pupils during class is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of teaching tools, in particular to a primary school education and teaching display device. Background Art

[0002] Primary school education and teaching generally require the use of blackboards and display screens for coordinated presentations. The display screen is usually set up in a corner of the room, and primary school students are required to raise their heads to view the content on the screen.

[0003] At the same time, a display board for primary school teaching with announcement number CN202322018302.9 includes a support base, a bearing seat is installed on the surface of the support base, an electric push rod is installed inside the bearing seat, and a display frame is fixedly installed on one end of the electric push rod.

[0004] During use, primary school students need to look up to view the display screen due to their short height. Long-term viewing may cause damage to the cervical spine of primary school students. At the same time, the display screen structure is exposed to the outside world for a long time, and the running of primary school students may easily cause damage to the screen of the display screen, resulting in economic losses of the display display device.

[0005] Therefore, in view of the above problems, a primary school education and teaching display device is proposed. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a primary school education and teaching display device, which has the advantage of arranging the display screen flush with one side of the blackboard for side-by-side use, thereby reducing the pressure on the cervical spine of primary school students.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an elementary school education and teaching display device, comprising a backboard, the front surface of the backboard also comprising a blackboard writing component;

[0008] The blackboard writing component includes brackets fixed at the four corners of the front side of the back plate, a hook is fixedly arranged at the other end of the bracket located at the top, a fixing plate passes through the outer side of the hook, a blackboard is fixedly arranged at the front end of the fixing plate, and a display placement component is also included at an adjacent position of the back plate;

[0009] The display placement component includes a movable plate, and the front surface of the movable plate also includes a display adjustment component;

[0010] The display adjustment component comprises a guide rail fixedly arranged on the front side surface of the movable plate, a TV stand is slidably arranged inside the guide rail, and a display screen is fixedly arranged on the front side surface of the TV stand.

[0011] Preferably, positioning shafts fixed to the bracket are passed through the two lower corners of the fixing plate, and fastening nuts are spirally arranged on the outer sides of the positioning shafts, and the fixing plate is pressed against the surface of the bracket by the fastening nuts.

[0012] Preferably, a support plate is provided on the lower surface of the guide rail, and the support plate is fixedly provided on the front surface of the back plate. Limiting screws are spirally penetrated inside both ends of the guide rail.

[0013] Preferably, a pulley is rotatably provided at the inner bottom end of the upper guide rail, and the pulley slides below the TV stand.

[0014] Preferably, a long guide frame is slidably provided on the rear surface of the movable plate, and an anti-dropping block is fixed at the center of the front surface of the long guide frame, and a bookshelf is fixedly provided between the two long guide frames.

[0015] Preferably, a wireless signal receiver is fixedly disposed on the upper surface of the movable plate, and a lamp holder is electrically connected to the upper surface of the wireless signal receiver.

[0016] Preferably, a limit frame is provided at the upper left corner of the front side of the movable plate, a positioning pin is passed through the top of the limit frame, and the positioning pin is plugged with the movable plate, and the interior of the limit frame also includes a limit component;

[0017] The limiting component comprises a sliding shaft penetrating the limiting frame, a spring is sleeved on the outer side of the sliding shaft, and the spring is located between the end magnetic block of the sliding shaft and the limiting frame.

[0018] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0019] 1. The utility model uses the guide rail and the movable plate structure in the display adjustment assembly, so that the display screen does not need to be installed in the corner position, but can be directly set on the flush adjacent side of the blackboard for use, which effectively protects the cervical vertebrae of primary school students. At the same time, after class, the display screen can be slid into the back side of the blackboard through the guide rail to form a protective effect for the display screen, avoiding economic losses caused by damage to the display screen due to primary school students running during class breaks.

[0020] 2. The utility model increases the storage of books by placing bookshelves, wireless signal receivers and lamp holder structures, which is convenient to use. At the same time, with the wireless signal receiver and the lamp holder structure, different colors of lights are prompted according to different explanation contents, thereby increasing the attention of primary school students. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the installation structure of the movable plate of the utility model;

[0023] Figure 3 This is a schematic diagram of the installation structure of the back panel of the utility model;

[0024] Figure 4 For this utility model Figure 1 A schematic diagram of the structure at A;

[0025] Figure 5 It is a schematic diagram of the installation structure of the limit frame of the utility model.

[0026] In the figure: 1, back plate; 2, moving plate; 3, bracket; 4, hook; 5, positioning shaft; 6, fixed plate; 7, blackboard; 8, fastening nut;

[0027] 9. Display adjustment assembly; 91. Guide rail; 92. Support plate; 93. Display screen; 94. TV stand; 95. Pulley; 96. Long guide frame; 97. Limit screw; 98. Limit frame; 99. Positioning pin; 910. Sliding shaft; 911. Spring;

[0028] 10. Place bookshelf; 11. Wireless signal receiver; 12. Lamp holder. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] like Figures 1 to 5 As shown, the utility model provides a primary school education and teaching display device, comprising a backboard 1, and the front surface of the backboard 1 also includes a blackboard writing component;

[0031] The blackboard writing assembly includes a bracket 3 fixed to the four corners of the front side of the back plate 1, and the end of the bracket 3 is set in a circular plate shape, and a hook 4 is fixedly set at the other end of the upper bracket 3, and a fixing plate 6 is passed through the outer side of the hook 4, and a blackboard 7 is fixedly set at the front end of the fixing plate 6. Vertical grooves are opened on both sides of the upper side of the fixing plate 6, and circular holes are opened on both sides of the lower side. A display placement assembly is also included at an adjacent position of the back plate 1;

[0032] The display placement component includes a movable plate 2, and the front surface of the movable plate 2 also includes a display adjustment component 9;

[0033] The display adjustment component 9 includes a guide rail 91 fixedly arranged on the front surface of the movable plate 2, a TV stand 94 is slidably arranged inside the guide rail 91, the TV stand 94 is arranged in an L shape, and moves inside the guide groove of the guide rail 91, and a display screen 93 is fixedly arranged on the front surface of the TV stand 94; the display screen 93 moves stably inside the guide rail 91 through the TV stand 94, and the position of the display screen 93 can be conveniently adjusted.

[0034] Specifically, the two lower corners of the fixing plate 6 are penetrated by positioning shafts 5 fixed to the bracket 3, and the outer side of the positioning shaft 5 is spirally provided with a fastening nut 8, and the fixing plate 6 is pressed against the surface of the bracket 3 by the fastening nut 8, the fixing plate 6 is positioned through the circular hole, and is tightened and positioned using the fastening nut 8.

[0035] A support plate 92 is fitted on the lower surface of the guide rail 91, and the support plate 92 is fixedly arranged on the front side surface of the back plate 1. Limit screws 97 are spirally penetrated inside the two ends of the guide rail 91 to facilitate the insertion of the limit screws 97. Limiting structures are formed at the two ends of the guide rail 91 to limit the movement of the TV stand 94 and prevent the TV stand 94 from slipping off from the inside of the guide rail 91. A pulley 95 is rotatably arranged at the bottom end of the inner part of the upper guide rail 91, and the pulley 95 slides under the TV stand 94. The pulley 95 contacts the TV stand 94 to reduce friction. A long guide frame 96 is slidably arranged on the rear side surface of the movable plate 2, and an anti-slip block is fixed at the center position of the front side surface of the long guide frame 96. The movable plate 2 can be positioned on the outside of the long guide frame 96 by the anti-slip block and moves to maintain stability. A bookshelf 10 is fixedly arranged between the two long guide frames 96. The bookshelf 10 is designed with a three-layer structure for placing different textbooks.

[0036] A wireless signal receiver 11 is fixedly installed on the upper surface of the movable plate 2, and a lamp holder 12 is electrically connected to the upper surface of the wireless signal receiver 11. The lamp holder 12 is set to three lights of red, yellow and green from left to right. Red represents important content, yellow represents content that needs attention, and green represents normal teaching content.

[0037] A limit frame 98 is fitted at the upper left corner of the front side of the moving plate 2. A plurality of positioning hole structures are opened on the surface of the moving plate 2. A positioning pin 99 is passed through the top of the limit frame 98, and the positioning pin 99 is plugged with the moving plate 2. An external thread is provided at the end of the positioning pin 99, and the positioning pin 99 is installed into the inside of the positioning hole through the external thread of the positioning pin 99, pressing the limit frame 98 on the surface of the moving plate 2. The interior of the limit frame 98 also includes a limit component;

[0038] The limiting assembly includes a sliding shaft 910 that passes through the limiting frame 98. A spring 911 is sleeved on the outer side of the sliding shaft 910, and the spring 911 is located between the end magnetic block of the sliding shaft 910 and the limiting frame 98. When the TV stand 94 moves to the position of the magnetic head, the spring 911 on the outer side of the sliding shaft 910 can be compressed to provide buffering, and the sliding shaft 910 can be positioned by the magnetic head.

[0039] Among them, the display screen 93, the wireless signal receiver 11, and the lamp head 12 (three lights of different colors, which light up according to different information display contents) are existing technologies and will not be described in detail; at the same time, the utility model also includes a power supply, a controller, and a switch, which are not the main technical points of this patent and will not be described in detail.

[0040] Working principle and process:

[0041] Install the fixing plate 6 and the blackboard 7 on the surface to the hook 4 on the front side of the bracket 3 through the fixing holes at the four corners, perform pre-fixing operation, align the bottom round hole of the fixing plate 6 with the positioning shaft 5, and tighten the fastening nut 8 to the outside of the positioning shaft 5, press the fixing plate 6 on the outside of the positioning shaft 5, position the fixing plate 6, and the display screen 93 can be installed into the guide groove of the guide rail 91 through the TV stand 94 structure. The position of the display screen 93 can be conveniently adjusted. The teacher can put the textbook into the slot of the bookshelf 10 to store the textbooks, and the textbooks are divided into three layers. The structure is convenient for classifying and storing different books. At the same time, the movable plate 2 structure located outside the long guide frame 96 can be moved according to the classroom use needs, so as to drive the guide rail 91 structure on the front side of the movable plate 2 to move, and then the display screen 93 is moved to a position farther away from the blackboard 7 for video and teaching display. The limit frame 98 structure is attached to the surface of the positioning hole of the movable plate 2, and the positioning pin 99 is inserted into the interior of the limit frame 98 to fix the limit frame 98. When the display screen 93 structure is slid, the display screen 93 can be moved on the guide rail 91 through the TV stand 94. The screen 93 is moved to the rear side of the fixed plate 6 by the pulley 95 structure inside the guide rail 91, and the screen 93 is moved to the rear side of the fixed plate 6 by the pulley 95 structure inside the guide rail 91. ...

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A primary school education and teaching display device, comprising a backboard (1), characterized in that: The front surface of the back plate (1) also includes a blackboard writing component; The blackboard writing component comprises brackets (3) fixed at the four corners of the front side of the back plate (1); a hook (4) is fixedly arranged at the other end of the bracket (3) located above; a fixing plate (6) passes through the outer side of the hook (4); a blackboard (7) is fixedly arranged at the front end of the fixing plate (6); and a display placement component is also included at an adjacent position of the back plate (1); The display placement component comprises a movable plate (2), and the front surface of the movable plate (2) further comprises a display adjustment component (9); The display adjustment component (9) comprises a guide rail (91) fixedly arranged on the front surface of the movable plate (2), a TV stand (94) is slidably arranged inside the guide rail (91), and a display screen (93) is fixedly arranged on the front surface of the TV stand (94).

2. A primary school education and teaching display device according to claim 1, characterized in that: The two lower corners of the fixing plate (6) are penetrated by positioning shafts (5) fixedly arranged with the bracket (3), and the outer side of the positioning shaft (5) is spirally provided with a fastening nut (8), and the fixing plate (6) is pressed against the surface of the bracket (3) by the fastening nut (8).

3. The primary school education and teaching display device according to claim 1, characterized in that: A support plate (92) is fitted on the lower surface of the guide rail (91), and the support plate (92) is fixedly arranged on the front surface of the back plate (1). Limiting screws (97) are spirally penetrated inside both ends of the guide rail (91).

4. The primary school education and teaching display device according to claim 1, characterized in that: A pulley (95) is rotatably provided at the inner bottom end of the guide rail (91) located above, and the pulley (95) slides below the television stand (94).

5. The primary school education and teaching display device according to claim 1, characterized in that: A long guide frame (96) is slidably arranged on the rear surface of the movable plate (2), and an anti-dropping block is fixed at the center of the front surface of the long guide frame (96), and a bookshelf (10) is fixedly arranged between the two long guide frames (96).

6. The primary school education and teaching demonstration device according to claim 1, characterized in that: A wireless signal receiver (11) is fixedly arranged on the upper surface of the movable plate (2), and a lamp holder (12) is electrically connected to the upper surface of the wireless signal receiver (11).

7. The primary school education and teaching demonstration device according to claim 1, characterized in that: A limiting frame (98) is provided at the upper left corner of the front side of the movable plate (2), a positioning pin (99) is passed through the top of the limiting frame (98), and the positioning pin (99) is plugged into the movable plate (2), and the limiting frame (98) also includes a limiting component inside; The limiting component comprises a sliding shaft (910) penetrating the limiting frame (98), a spring (911) is sleeved on the outer side of the sliding shaft (910), and the spring (911) is located between the end magnetic block of the sliding shaft (910) and the limiting frame (98).

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