Mobile software development demonstration device

Abstract

The utility model relates to the technical field of demonstration devices, and discloses a mobile software development demonstration device, which comprises a display board, a base arranged below the display board, an electronic display screen detachably arranged in front of the display board, a hollow groove arranged on one side of the display board, a writing white board slidably arranged in the hollow groove, and an insertion hole arranged on the display board. A white board erasing board is inserted into the insertion hole, a vibrator which is detachable from the white board erasing board is arranged on the display board, and an electric in-out structure which controls the writing white board to go in and out is connected to the display board. The electric blackboard eraser has the advantages of being capable of rapidly erasing contents written on a blackboard, being capable of electrically erasing, saving manpower, saving conference time and improving efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of demonstration devices, in particular to a mobile software development demonstration device. Background Art

[0002] A demonstration device is a device or tool used to display, explain, or simulate specific concepts, principles, processes, and product functions. It has functional characteristics such as visual display, interactivity, and simulation. In the field of education, it is widely used in teaching various subjects and multimedia teaching; in popular science venues, such as science and technology museums and museums, scientific knowledge is popularized among the public through interesting and interactive demonstration devices; enterprises use demonstration devices to display product advantages in product display, promotion, and publicity; in training and training, demonstration devices can simulate actual working scenarios to improve the training effect and quality. In short, demonstration devices play an important role in many fields.

[0003] Currently, during the software development process, demonstration devices are often used frequently because regular meetings need to be held to discuss the project progress, and demonstrations are essential. Generally, a demonstration mainly includes two parts: one is the carefully prepared electronic files in advance, such as PPTs, etc., which are demonstrated through an electronic screen, and usually such preparations are relatively sufficient; the other is the on-site blackboard writing, where the ideas discussed on-site are written on a whiteboard. However, the whiteboard is often filled up. When it is necessary to erase the writing to write other content, it will undoubtedly waste time for everyone in the meeting to wait for one person to erase the handwriting, and it is very likely that it cannot be erased cleanly due to being in a hurry, thus affecting the subsequent writing content. Content of the Utility Model

[0004] In order to solve the above various problems, the utility model proposes a mobile software development demonstration device that can quickly erase the blackboard writing content, can erase it electrically to save manpower, save meeting time, and improve efficiency.

[0005] To solve the above technical problems, the technical solution proposed by the utility model is: a mobile software development demonstration device, including a display board, a base is provided below the display board, an electronic display screen is detachably provided in front of the display board, a hollow groove is provided on one side of the display board, a writing whiteboard is slidably provided in the hollow groove, an insertion hole is provided on the display board, a whiteboard eraser board is inserted into the insertion hole, a vibrator detachably connected to the whiteboard eraser board is provided on the display board, and an electric inlet and outlet structure for controlling the entry and exit of the writing whiteboard is connected to the display board.

[0006] Further, the electric retractable structure includes an electric telescopic rod connected to the middle of the back of the display board. At the upper end of the electric telescopic rod, a fixing plate is connected. A motor is connected to the fixing plate. The output end of the motor is connected with a gear. A tooth surface adapted to the gear is connected to the upper surface of the writing whiteboard. A square opening for the gear to extend into is provided on the display board.

[0007] Based on the above technical features, through the cooperation of the electric telescopic rod, the motor and the gear, the height and speed of the writing whiteboard's entry and exit can be accurately controlled to meet the requirements of different demonstration scenarios. At the same time, this mechanical structure is stable and reliable, easy to operate, and improves the practicability of the demonstration device.

[0008] Further, an external remote control for controlling the electric telescopic rod, the motor and the vibrator is provided.

[0009] Based on the above technical features, setting an external remote control can realize the remote control of the electric telescopic rod, the motor and the vibrator, enabling the presenter to operate without approaching the device during the demonstration process, which is more flexible and convenient, and enhances the fluency and professionalism of the demonstration.

[0010] Further, the base includes a bottom plate and support rods. The support rods are connected to both sides of the upper surface of the bottom plate. Brake - equipped casters are connected to the four corners of the lower surface of the bottom plate.

[0011] Based on the above technical features, the base adopts the structure of a bottom plate and support rods, which has good stability. The brake - equipped casters at the four corners of the lower surface of the bottom plate enable the device to be easily moved to different demonstration sites and to be stably parked when fixation is required, improving the mobility and adaptability of the device.

[0012] Further, a front - extending plate is connected to the lower end of the front of the display board. An electronic display screen is hung on the front of the display board, and the lower end surface of the electronic display screen is in contact with the front - extending plate.

[0013] Based on the above technical features, the front - extending plate at the lower end of the front of the display board can provide support for the hung electronic display screen, preventing the electronic display screen from slipping and ensuring safety during the demonstration process. At the same time, this hanging method facilitates the installation and disassembly of the electronic display screen, making maintenance and replacement convenient.

[0014] Further, a slide rail is provided on the bottom surface of the hollow groove, and a slide bar adapted to the slide rail is provided under the writing whiteboard.

[0015] Based on the above technical features, the slide rail on the bottom surface of the hollow groove is adapted to the slide bar under the writing whiteboard, making the entry and exit process of the writing whiteboard smoother, reducing friction, and improving the service life and stability of the device.

[0016] Further, a roller is connected to the rear side inside the hollow groove, and a rolling groove adapted to the roller is provided behind the writing whiteboard.

[0017] Based on the above technical features, the roller connected to the rear side inside the hollow groove is adapted to the rolling groove behind the writing whiteboard, further enhancing the smoothness of the entry and exit of the writing whiteboard, reducing the jamming phenomenon, and making the operation more convenient.

[0018] Further, a square tube is provided inside the hollow groove, a spring is connected inside the square tube, and the whiteboard eraser plate abuts against the spring.

[0019] Based on the above technical features, a square tube is provided inside the hollow groove, and the spring connected inside the square tube can provide a certain buffering effect for the whiteboard eraser plate, preventing the whiteboard eraser plate from being damaged by excessive impact force during the insertion and extraction process, and improving the durability of the device.

[0020] Further, pulling handles are connected to both the display board and the writing whiteboard.

[0021] Based on the above technical features, the pulling handles connected to both the display board and the writing whiteboard facilitate the user to manually operate the display board and the writing whiteboard when needed, increasing the operability and convenience of the device.

[0022] The advantages of the present utility model compared with the prior art are as follows:

[0023] Quick erasure of the blackboard writing content and electric erasure without manual labor: The whiteboard eraser plate of the device abuts against the spring and, in cooperation with the vibrator, can quickly erase the blackboard writing content. At the same time, by controlling the electric telescopic rod and the motor through an external remote controller, the writing whiteboard can be electrically moved in and out of the hollow groove to erase the handwriting without manual operation, reducing the burden.

[0024] Saving meeting time and improving efficiency: In scenarios such as software development demonstrations, time is precious. The quick erasure function and electric operation of the device can clean the blackboard writing in a short time, allowing the presenter to devote more energy to the explanation. The remote control by the external remote controller makes the operation convenient and smooth, saving time and improving the meeting efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 is a perspective view of the present utility model;

[0026] Figure 2 is a front view of the present utility model;

[0027] Figure 3 is a right view of the present utility model;

[0028] Figure 4 is a schematic diagram of the inside of the square tube of the present utility model;

[0029] Figure 5 It is a schematic diagram of the external remote control of the present utility model.

[0030] As shown in the figure: 1. Display board; 2. Bottom board; 3. Electronic display screen; 4. Hollow groove; 5. Writing whiteboard; 6. Whiteboard erasing board; 7. Vibrator; 8. Electric telescopic rod; 9. Motor; 10. Gear; 11. Tooth surface; 12. External remote control; 13. Support rod; 14. Traveling wheel; 15. Forward extension board; 16. Roller; 17. Square tube; 18. Spring; 19. Pulling handle. Specific implementation manner

[0031] The present utility model will be further described in detail below with reference to the accompanying drawings.

[0032] Combined with the attached Figure 3 , a mobile software development demonstration device, including a display board 1, a base is provided below the display board 1, an electronic display screen 3 is detachably provided in front of the display board 1, a hollow groove 4 is provided on one side of the display board 1, a writing whiteboard 5 is slidably provided in the hollow groove 4, an insertion hole is provided on the display board 1, a whiteboard erasing board 6 is inserted into the insertion hole, a vibrator 7 detachably connected to the whiteboard erasing board 6 is provided on the display board 1, an electric inlet and outlet structure for controlling the entry and exit of the writing whiteboard 5 is connected to the display board 1, the electric inlet and outlet structure includes an electric telescopic rod 8 connected to the middle of the back of the display board 1, a fixing plate is connected to the upper end of the electric telescopic rod 8, a motor 9 is connected to the fixing plate, an output end of the motor 9 is connected to a gear 10, a tooth surface 11 adapted to the gear 10 is connected to the writing whiteboard 5, a square opening for the gear 10 to extend into is provided on the display board 1. Through the cooperation of the electric telescopic rod 8, the motor 9 and the gear 10, the entry and exit height and speed of the writing whiteboard 5 can be accurately controlled to meet the requirements of different demonstration scenarios. At the same time, this mechanical structure is stable and reliable, easy to operate, and improves the practicability of the demonstration device. An external remote control 12 for controlling the electric telescopic rod 8, the motor 9, and the vibrator 7 is provided. The setting of the external remote control 12 can realize the remote control of the electric telescopic rod 8, the motor 9, and the vibrator 7, enabling the demonstrator to operate without approaching the device during the demonstration process, which is more flexible and convenient, and enhances the fluency and professionalism of the demonstration.

[0033] Combined with the attached Figure 1, a square tube 17 is provided in the hollow groove 4, a spring 18 is connected in the square tube 17, the whiteboard erasing board 6 abuts against the spring 18. The square tube 17 provided in the hollow groove 4 and the spring 18 connected in the square tube 17 can provide a certain buffering effect for the whiteboard erasing board 6, preventing the whiteboard erasing board 6 from being damaged by excessive impact force during insertion and extraction, and improving the durability of the device. A slide rail is provided on the bottom surface of the hollow groove 4, and a slide bar adapted to the slide rail is provided under the writing whiteboard 5. The slide rail on the bottom surface of the hollow groove 4 and the slide bar under the writing whiteboard 5 are adapted to each other, making the writing whiteboard 5 move in and out more smoothly, reducing friction, and improving the service life and stability of the device. A roller 16 is connected to the rear side in the hollow groove 4, and a rolling groove adapted to the roller 16 is provided behind the writing whiteboard 5. The roller 16 connected to the rear side in the hollow groove 4 and the rolling groove behind the writing whiteboard 5 are adapted to each other, further enhancing the smoothness of the writing whiteboard 5 moving in and out, reducing the jamming phenomenon, and making the operation more convenient. Pulling handles 19 are connected to both the display board 1 and the writing whiteboard 5. The pulling handles 19 connected to both the display board 1 and the writing whiteboard 5 facilitate the user to manually operate the display board 1 and the writing whiteboard 5 when needed, increasing the operability and convenience of the device.

[0034] Combined with the attached Figure 1 , the base includes a bottom plate 2 and support rods 13. The support rods 13 are connected to both sides above the bottom plate 2. Brake-function walking wheels 14 are connected to the four corners of the bottom surface of the bottom plate 2. The base adopts the structure of the bottom plate 2 and the support rods 13, with good stability. The brake-function walking wheels 14 at the four corners of the bottom surface of the bottom plate 2 enable the device to be easily moved to different demonstration sites and stably parked when fixation is required, improving the mobility and adaptability of the device. A front extension plate 15 is connected to the lower end of the front surface of the display board 1, and an electronic display screen 3 is hung on the front surface of the display board 1. The lower end surface of the electronic display screen 3 is in contact with the front extension plate 15. The front extension plate 15 at the lower end of the front surface of the display board 1 can provide support for the hung electronic display screen 3, preventing the electronic display screen 3 from slipping and ensuring safety during the demonstration process. At the same time, this hanging method facilitates the installation and disassembly of the electronic display screen 3, making maintenance and replacement convenient.

[0035] Working principle: When conducting software development demonstrations, first use the traveling wheels 14 with braking functions at the four corners under the bottom plate 2 of the base to easily move the entire demonstration device to a suitable software development demonstration site. After arriving at the site, step on the brakes to park the device stably, improving the mobility and adaptability of the device. Hang the electronic display screen 3 in front of the display board 1. The lower end surface of the electronic display screen 3 contacts the front extension board 15 at the lower front of the display board 1 to ensure that the electronic display screen 3 is firmly installed without slipping, facilitating maintenance and replacement while ensuring safety during the demonstration process. When it is necessary to use the writing whiteboard 5 for explanations and markings, control the electric telescopic rod 8 and the motor 9 through the external remote control 12. The electric telescopic rod 8 rises to an appropriate height, and the motor 9 drives the gear 10 to rotate. The gear 10 cooperates with the tooth surface 11 on the writing whiteboard 5 to smoothly slide the writing whiteboard 5 out of the hollow groove 4 on one side of the display board 1. During the process of the writing whiteboard 5 entering and exiting, the slide bar below it cooperates with the slide rail on the bottom surface of the hollow groove 4 and the rolling groove at the back cooperates with the roller 16 at the rear inside of the hollow groove 4 to ensure smooth entry and exit, reduce jamming, and improve the service life and stability of the device. The whiteboard eraser board 6 is installed in the square tube 17 and is in spring contact. Using the vibrator 7 can play a certain buffering and resetting role. During the demonstration process, start the vibrator 7 to drive the whiteboard eraser board 6 to vibrate. Push the writing whiteboard 5 into the hollow groove 4 by pulling the handle 19 to thoroughly erase the handwriting on the writing whiteboard 5. When it is necessary to clean the whiteboard eraser board 6, disassemble the vibrator 7 and take out the whiteboard eraser board 6 from the insertion hole for replacement or cleaning. The demonstrator can also use the external remote control 12 to achieve remote control, causing the electric telescopic rod 8 to retract, making the gear 10 enter the hollow groove 4 from the square opening and cooperate with the tooth surface 11 to realize the electric entry and exit of the writing whiteboard 5 from the hollow groove 4 for handwriting erasure. After the demonstration, control the electric telescopic rod 8 and the motor 9 again through the external remote control 12 to retract the writing whiteboard 5 into the hollow groove 4, then remove the electronic display screen 3 for proper storage, and finally push the entire device to the storage location. Pulling handles 19 are connected to both the display board 1 and the writing whiteboard 5, facilitating users to manually operate the display board 1 and the writing whiteboard 5 when needed, increasing the operability and convenience of the device.

[0036] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the term "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; for those of ordinary skill in the art, the specific meaning of the above terms in the present utility model can be understood according to specific circumstances.

[0037] The above description is about the present utility model and its implementation manners. Such description is not restrictive. What is shown in the drawings is only one of the implementation manners of the present utility model, and the actual structure is not limited thereto. Generally speaking, if those of ordinary skill in the art are inspired by it and, without departing from the gist of the creation of the present utility model, design similar structural modes and embodiments to this technical solution without creative efforts, they shall fall within the protection scope of the present utility model.

Claims

1. A mobile software development demonstration device, comprising a display board (1), characterized in that: A base is provided below the display board (1). An electronic display screen (3) is detachably provided in front of the display board (1). A hollow groove (4) is provided on one side of the display board (1). A writing whiteboard (5) is slidably provided in the hollow groove (4). Insertion holes are provided on the display board (1), and a whiteboard erasing board (6) is inserted into the insertion holes. A vibrator (7) detachably connected to the whiteboard erasing board (6) is provided on the display board (1). An electric inlet and outlet structure for controlling the entry and exit of the writing whiteboard (5) is connected to the display board (1).

2. The mobile software development demonstration device according to claim 1, characterized in that: The electric inlet and outlet structure includes an electric telescopic rod (8) connected to the middle of the back of the display board (1). A fixing plate is connected to the upper end of the electric telescopic rod (8). A motor (9) is connected to the fixing plate. A gear (10) is connected to the output end of the motor (9). A tooth surface (11) adapted to the gear (10) is connected to the writing whiteboard (5). A square opening for the gear (10) to extend into is provided on the display board (1).

3. The mobile software development demonstration device according to claim 2, characterized in that: An external remote controller (12) for controlling the electric telescopic rod (8), the motor (9), and the vibrator (7) is provided.

4. A mobile software development demonstration device according to claim 1, characterized in that: The base includes a bottom plate (2) and support rods (13). The support rods (13) are connected to both sides of the upper surface of the bottom plate (2). Brake - equipped traveling wheels (14) are connected to the four corners of the lower surface of the bottom plate (2).

5. A mobile software development demonstration device according to claim 1, characterized in that: A front - extending plate (15) is connected to the lower end of the front of the display board (1). The electronic display screen (3) is hung on the front of the display board (1), and the lower end surface of the electronic display screen (3) is in contact with the front - extending plate (15).

6. A mobile software development demonstration device according to claim 1, characterized in that: Sliding rails are provided on the bottom surface of the hollow groove (4), and sliding strips adapted to the sliding rails are provided under the writing whiteboard (5).

7. A mobile software development demonstration device according to claim 1, characterized in that: Rollers (16) are connected to the rear side in the hollow groove (4), and rolling grooves adapted to the rollers (16) are provided on the back of the writing whiteboard (5).

8. A mobile software development demonstration device according to claim 1, characterized in that: A square cylinder (17) is provided in the hollow groove (4), a spring (18) is connected in the square cylinder (17), and the whiteboard erasing board (6) abuts against the spring (18).

9. A mobile software development demonstration device according to claim 1, characterized in that: Pulling handles (19) are connected to both the display board (1) and the writing whiteboard (5).

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