Digital multifunctional demonstration vehicle

Abstract

The utility model discloses a digitalized multifunctional demonstration vehicle, which comprises an instrument vehicle cabinet body with a rectangular structure, a display controller and a video display device, the instrument truck cabinet body is used for placing the operation controller; the display controller is arranged at the top of the instrument truck cabinet body and is used for displaying teaching content and providing control operation; wherein a plurality of grooves are formed in the side surface of the instrument truck cabinet body and are used for placing articles. According to the utility model, through the integrated structure, various conventional experiment instruments (such as a voltmeter, an ammeter, a tuning fork, an optical three-color principle instrument and the like) can be replaced, so that the purchase expenditure of teaching instruments is greatly saved, and the education cost is reduced. And meanwhile, the time for building an experiment in teaching is shortened, the labor and energy of building are saved, learning can be guided more visually, the teaching quality is improved, common problems can be solved in class, and the good habit of students for utilizing the information technology is developed.

Description

Technical Field

[0001] The utility model relates to the technical field of demonstration vehicles, in particular to a digital multifunctional demonstration vehicle. Background Art

[0002] With the development of information technology, my country's teaching instruments are developing towards informatization, digitization and intelligence, and their functions and performance have been greatly enhanced and improved. The level of the entire teaching instrument industry has been continuously improved, and the industry scale, technological content and management level have achieved remarkable achievements. However, under the development opportunities, my country's teaching instrument industry is also facing new challenges.

[0003] At present, there are still problems in my country's teaching equipment industry, such as poor product quality and single functions. Traditional teaching equipment cannot be combined with digitization and intelligence, product updates are slow, and the utilization rate of teaching equipment is low.

[0004] In addition, due to the single function of teaching instruments and the lack of multifunctional integrated teaching instruments and equipment, a lot of time and energy are often spent on setting up experiments in a class. Some teachers are afraid of trouble and rarely do experiments in class, or even just talk about experiments, which lacks effectiveness and often becomes a formality.

[0005] After the new equipment standards were issued, all schools actively implemented the new standards and, in order to ensure the product quality of teaching instruments and equipment, urgently carried out upgrades of teaching instruments and equipment that adopted new technologies, new materials, and new processes.

[0006] The new curriculum standards put forward new requirements and new tasks for educational technology equipment. The new round of educational curriculum innovation has put forward a series of new requirements for experimental teaching, which further highlights the status and work of experimental teaching and mobilizes the enthusiasm of scientific teachers to explore digital experimental teaching. Therefore, there is an urgent need for a digital multifunctional demonstration vehicle that introduces digital technology into experimental teaching on the basis of popularizing information technology education. Utility Model Content

[0007] The utility model aims to provide a movable digital multifunctional demonstration vehicle which integrates multiple experimental functions, hardware, software and sensors.

[0008] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0009] A digital multifunctional demonstration vehicle comprises: a rectangular instrument vehicle cabinet, a display controller and a video display device; the instrument vehicle cabinet is used to place the display controller; the display controller is arranged on the top of the instrument vehicle cabinet and is used to display teaching content and provide control operations; wherein the side of the instrument vehicle cabinet is provided with a plurality of grooves for placing objects.

[0010] Preferably, the display controller comprises a rectangular shell, on which a touch display screen, an operation control panel and a control switch are embedded; the touch display screen is used to display and allow users to set control parameters; the control switch is used to control the overall on and off of the display controller; the operation control panel comprises a teaching power output area, a sound output area, an electrical area, a thermal area, a power and data output area and a power input interface, which are used to control the touch display screen and provide an instrument interface.

[0011] Preferably, it also includes a video display device, which is arranged on the top of the instrument vehicle cabinet and located on one side of the display controller for shooting or realizing projection.

[0012] Preferably, the video display device includes an inverted L-shaped display stand and a display device, one end of the display stand is connected to the display device via a fine-tuning mechanism, and the other end of the display stand is connected to the instrument car cabinet via a rotating shaft for adjusting the angle of the display stand; the display device includes a camera or a projection device.

[0013] Preferably, the plurality of grooves are respectively arranged on the side surfaces of the long sides and the short sides of the instrument vehicle cabinet.

[0014] Preferably, a pull-out extension board is provided on the other side of the short side of the instrument vehicle cabinet for placing items.

[0015] Preferably, the extension plate is a rectangular structural plate, and the extension plate and the top of the instrument trolley cabinet are located in the same horizontal plane; both sides of the long side of the extension plate are movably arranged in the instrument trolley cabinet through telescopic guide rails.

[0016] Preferably, a pull-out drawer is provided on one long side of the instrument vehicle cabinet for storing items.

[0017] Preferably, a flat brake universal wheel is provided at the bottom of the instrument trolley cabinet for moving the instrument trolley cabinet.

[0018] Preferably, a push handle is provided on one of the short sides of the instrument trolley cabinet, and the instrument trolley cabinet is slidably moved by the push handle.

[0019] Compared with the prior art, the beneficial effects achieved by the utility model are as follows:

[0020] 1. The utility model can classify different experimental tools by providing multiple grooves, which is convenient for taking.

[0021] 2. The utility model realizes multi-angle shooting of the display equipment through the fine-tuning mechanism on the video display device, thereby realizing the combination of real object and dynamic teaching.

[0022] 3. The utility model provides a pull-out extension board, which is located at the same level as the top of the instrument cart cabinet, so as to solve the problem that the experimental instrument exceeds 1 meter, increase the experimental use area and length, and is simple to extend and retract, and easy to operate.

[0023] 4. The utility model is provided with a flat brake universal wheel and a push handle, so that the utility model of the "digital laboratory" can be brought into the classroom, which is not restricted by the subject classroom and can be used conveniently.

[0024] 5. The utility model integrates the touch display screen, operation control panel and control switch through the display controller, thereby integrating multiple functions such as teaching power supply, optical experiment, electrical experiment, acoustic experiment, temperature experiment, video demonstration function, demonstration platform, instrument storage, etc. into the utility model. It can integrate teaching power supply, optical experiment, electrical experiment, acoustic experiment, and various sensors into one, and can replace a variety of conventional experimental instruments (such as voltmeter, ammeter, tuning fork, three-color principle instrument of light, etc.), which greatly saves the expenses of purchasing teaching instruments and reduces the cost of education.

[0025] 6. The utility model shortens the time of teaching experiment construction and saves labor energy for construction through an integrated structure. It can guide learning more intuitively, improve teaching quality, solve common problems in the classroom, and cultivate students' good habits of using information technology.

[0026] In summary, the utility model has many advantages in improving teaching efficiency, establishing a new teaching model, promoting the integration of information technology and subject teaching, and realizing innovative applications in a digital intelligent teaching environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 A three-dimensional structure diagram of a digital multifunctional demonstration vehicle of this embodiment Figure 1 ;

[0028] Figure 2 A three-dimensional structure diagram of a digital multifunctional demonstration vehicle of this embodiment Figure 2 ;

[0029] Figure 3 is a front view structural schematic diagram of a digital multifunctional demonstration vehicle of this embodiment;

[0030] Figure 4 It is a schematic diagram of the back side structure of a shell in a digital multifunctional demonstration vehicle of this embodiment.

[0031] The serial numbers in the figure are as follows:

[0032] 01. Instrument cart cabinet; 1001. Instrument box placement slot; 1002. Experimental drug placement slot; 1003. Experimental tool placement slot;

[0033] 02, display controller; 2001, touch screen, 2002, control switch, 2003, teaching power output area, 2004, sound output area, 2005, electrical area, 2006, thermal area, 2007, power and data output area, 2008, power input interface

[0034] 03. Video display; 04. Push handle; 05. Extension board; 06. Drawer; 07. Flat plate with brake swivel casters. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0036] Example

[0037] Figure 1 A three-dimensional structure diagram of a digital multifunctional demonstration vehicle of this embodiment Figure 1 .

[0038] Figure 2 A three-dimensional structure diagram of a digital multifunctional demonstration vehicle of this embodiment Figure 2 .

[0039] Figure 3 It is a front view structural schematic diagram of a digital multifunctional demonstration vehicle of this embodiment.

[0040] like Figures 1 to 3 As shown, a digital multifunctional demonstration vehicle provided by the utility model includes an instrument vehicle cabinet, a display controller, a video display device and a video display device.

[0041] The instrument vehicle cabinet adopts a rectangular structure and is used to place the display controller; a plurality of grooves are arranged on the side of the instrument vehicle cabinet, including two instrument box placement grooves 1001, an experimental drug placement groove 1002 and an experimental tool groove 1003.

[0042] like Figure 1 As shown, two instrument case placement slots 1001 with the same structure are respectively arranged on the two sides of the long side of the instrument vehicle cabinet 01, and the instrument case placement slots 1001 on the two sides of the long side of the instrument vehicle cabinet 01 are symmetrically distributed with the short side of the instrument vehicle cabinet as the center line. The two sides of the L-shaped corner opening of each instrument case placement slot 1001 are respectively arranged on the short side and the long side of the instrument vehicle cabinet 01, and the instrument case placement slot 1001 occupies two-thirds of the instrument vehicle cabinet, and is used to place the instrument case.

[0043] The experimental drug placement slot 1002 and the experimental tool placement slot 1003 have the same structure and are arranged side by side on the short side of the instrument vehicle cabinet away from the instrument box placement slot 1001, occupying the remaining one-third of the instrument vehicle cabinet 01, and are used to place experimental drugs and experimental tools.

[0044] The display controller 02 is arranged on the top of the instrument car cabinet 01, and is used to display the teaching content and provide control operations; it includes a rectangular shell, adopts an all-steel structure, and the all-steel structure plate adopts 1.0mm thick high-quality steel plate as the base material, and is fully automatically die-formed; the periphery is welded and polished, and the surface is treated with phosphating, pickling, and epoxy resin powder paint, and chemical anti-rust treatment, without protruding paint blocks, it is smooth and bright, and has outstanding resistance to strong acids and alkalis. The touch screen is provided with ABS plastic shell protection.

[0045] A touch display screen 2001, an operation control panel and a control switch 2002 are embedded in the housing.

[0046] The touch display screen 2001 is located on the front of the housing and is used for the user to set control parameters and display the experimental design, experimental data, experimental process and experimental conclusion. In this embodiment, the touch display screen adopts a 10.1-inch anti-glare touch screen, with ABS injection molding edging around the plastic mold, and is equipped with a high-performance processor and a simplified Chinese interface, which can automatically identify data and its status.

[0047] The control switch 2002 is located below the touch screen and is used to control the total on and off of the display controller. The operation control panel includes a teaching power output area, a sound output area, an electrical area, a thermal area, a power and data output area, and a power input interface, which is used to provide an input and output interface for the instrument.

[0048] Figure 4 It is a schematic diagram of the back side structure of a shell in a digital multifunctional demonstration vehicle of this embodiment.

[0049] The teaching power output area 2003 is set below the control switch, equipped with a 4mm banana socket, the shell is made of ABS injection molding, the rated voltage and current: 30VAC-60VDC / MAX 24A, the metal part is brass nickel-plated, the working performance is stable, and it has strong wear resistance, corrosion resistance and heat resistance. It can meet the needs of primary and junior high school teachers: data can be displayed in real time through the touch screen.

[0050] The main functions of the teaching power output area 2003 are as follows:

[0051] AC 2V~12V, 5A, each 2V is one gear.

[0052] DC 1.5V~12V, 2A, divided into 1.5V, 3V, 4.5V, 6V, 9V, 12V, a total of 6 gears.

[0053] 40A, 8s automatic shut-off, 1s delay.

[0054] The no-load voltage of each gear should be ≤1.05U standard + 0.3V, the full-load voltage of each gear should be ≥.95U standard - 0.3V, the voltage deviation is ±(2%U standard + 0.1V) during DC output, and the high and medium power supply must meet the following requirements: AC: 2V~24V, one gear per 2V, 2V~6V / 12A, 8V~12V / 6A, 14V~24V / 3, DC voltage regulation: 1V~25V continuously adjustable in different gears, 2V~6V / 6A, 8V~12V / 4A, 14V~24V / 2A.

[0055] 40A, 8s automatic shutdown, the dielectric strength between the power supply terminal and the shell is 1500V (with protective grounding wire) or 3000V (without protective grounding wire), and the dielectric strength between the power supply terminal and the low-voltage output is 3000V.

[0056] The sound output area 2004, the electrical area 2005, and the thermal area 2006 are arranged from top to bottom on one side of the touch display screen.

[0057] The sound output area 2004 has an audio analysis function, which can display audio characteristics and visually display audio characteristics. The sound output area has a built-in external magnetic speaker with a frequency response of FO-1500 (kHz) and a rated power of 100W. It can display sound waveforms and has a built-in pronunciation device that can produce sounds of people, dogs, cats, bats, dolphins, elephants, etc., and can produce tuning forks, pianos, and flute sounds. It can produce sounds of 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, and 100 decibels.

[0058] The Electricity Zone 2005 can automatically identify data and its status, resistance measurement function, measurement range 5-30Ω, voltage measurement function, DC measurement range 0-12V, current measurement function, 0.6 / 3A dual range, digital / pointer dual display, measurement results are displayed in real time on the scale of the analog dial to avoid reading errors caused by different viewing angles for students, and it has a variety of experimental data and graphs.

[0059] Thermal Zone 2006 is equipped with a temperature sensor interface, using a Pt100 temperature sensor, which is waterproof, has a temperature measurement range of 0-100°C, an accuracy of 0.1, and displays temperature measurement data in real time.

[0060] like Figure 4 As shown, the power and data output area 2007 is located on the side of the housing, and the power input interface is located on the back of the housing. (The display mode, arrangement structure, interface type and wiring mode in the touch screen and the operation control panel are all prior art, not the technical solution of the present utility model, so they will not be described here)

[0061] The power and data output area 2007 is equipped with a 220V 5-hole socket to facilitate the use of other instruments and equipment in the experiment. USB and HDMI output ports are provided at the bottom for the output and transmission of experimental results and data.

[0062] The power input interface 2008 is provided with a 22V power socket for external power supply access.

[0063] The video display device 03 is arranged on the top of the instrument vehicle cabinet 01 and is located on one side of the display controller, including an inverted L-shaped display stand and a display device. One end of the display stand is connected to the display device through a fine-tuning mechanism, so that the display device can be adjusted at a certain angle to meet the needs of use. The other end of the display stand is connected to the instrument vehicle cabinet through a rotating shaft to adjust the angle of the display stand; in this embodiment, the display device adopts a CMOS sensor with 12 million pixels, a resolution of 4000*3000, autofocus (single autofocus, continuous autofocus), and is provided with multi-angle adjustment and height telescopic functions, supports the function of real-time annotation of photo recording, can be photographed or projected onto a whiteboard or blackboard during the experiment, and has a multi-directional adjustment function. Through this video display device, the teaching method can be demonstrated more intuitively, and the operation process and experimental data can be directly projected and enlarged onto the blackboard and whiteboard through a projection device, which is more intuitive, image-based, interactive, simulated, efficient, and multi-faceted.

[0064] Furthermore, in this embodiment, a pull-out extension plate 05 is provided on the other side of the short side of the instrument vehicle cabinet. The extension plate 05 is made of a rectangular structural plate, using sheet metal bending technology, peripheral welding, grinding, and surface phosphating, pickling, epoxy resin powder paint treatment, chemical anti-rust treatment, no protruding paint blocks, smooth and bright, and outstanding resistance to strong acids and alkalis. The two sides of the long side of the extension plate 05 are movably arranged in the instrument vehicle cabinet 01 through telescopic guide rails, and the extension plate 05 and the top of the instrument vehicle cabinet 01 are located at the same horizontal plane; when the experimental instrument exceeds 1 meter, it can be opened for use, increasing the experimental use area and length, and can also be retracted into the instrument vehicle cabinet when not in use.

[0065] Furthermore, in this embodiment, a pull-out drawer 06 is provided on one side of the long side of the instrument trolley cabinet 01, and both sides of the drawer 06 are movably arranged in the instrument trolley cabinet through telescopic guide rails for storing items.

[0066] Drawer 06 also uses sheet metal bending technology, with peripheral welding, grinding, phosphating, pickling, epoxy resin powder paint treatment, chemical anti-rust treatment, no protruding paint blocks, smooth and bright, and outstanding resistance to strong acids and alkalis.

[0067] Furthermore, in this embodiment, four flat brake universal wheels 07 are installed at the four corners of the bottom of the instrument vehicle cabinet 01, using TPR silent wheels, high-speed rotating bead plates, 360° flexible rotation without jamming, silent and smooth walking without marks, and the integrated double brake design makes the instrument vehicle more stable and safe to park. In addition, a U-shaped push handle 04 is provided on one side of the short side of the experimental drug placement slot 1002 and the experimental tool placement slot 1003 of the instrument vehicle cabinet 01, using sheet metal bending technology, and the R angles around the push handle are connected to prevent scratches, which is convenient for pushing to the classroom when in use and also convenient for promotion and display during teaching. During processing, the push handle 04 is welded and polished with the instrument vehicle cabinet 01, and the surface is treated with phosphating, pickling, and epoxy resin powder paint, and chemical anti-rust treatment, without protruding paint blocks, bright and beautiful, and has outstanding resistance to strong acids and alkalis.

[0068] Furthermore, in this embodiment, the material of the instrument car cabinet 01 is an all-steel structure. The plate of the all-steel structure uses 1.0 mm thick high-quality steel plate as the base material and is fully automatically die-formed; the surface is phosphating, pickling, epoxy resin powder paint treatment, chemical anti-rust treatment, without protruding paint blocks, smooth and bright, and has outstanding resistance to strong acids and alkalis.

[0069] Beneficial effects in the embodiments:

[0070] In this embodiment, by providing a plurality of grooves, different experimental tools can be classified for easy access.

[0071] This embodiment realizes multi-angle shooting of the display device through the fine adjustment mechanism on the video display device, thereby realizing the combination of real object and dynamic teaching.

[0072] This embodiment provides a pull-out extension board, which is located at the same level as the top of the instrument cart cabinet, thereby solving the problem of experimental instruments exceeding 1 meter, increasing the experimental area and length, and being simple to extend and retract and easy to operate.

[0073] This embodiment is provided with a flat brake universal wheel and a push handle, so that this embodiment of the "digital laboratory" can be brought into the classroom without being restricted by the subject classroom and can be used conveniently.

[0074] This embodiment integrates the touch display screen, operation control panel and control switch through the display controller, thereby integrating multiple functions such as teaching power supply, optical experiments, electrical experiments, acoustic experiments, temperature experiments, video demonstration functions, demonstration platform, instrument storage, etc. In this embodiment, teaching power supply, optical experiments, electrical experiments, acoustic experiments, and various sensors can be integrated into one, which can replace a variety of conventional experimental instruments (such as voltmeters, ammeters, tuning forks, three-color principle instruments of light, etc.), greatly saving the expenses of purchasing teaching instruments and reducing education costs.

[0075] This embodiment shortens the time for teaching experiment construction and saves labor for construction through an integrated structure. It can guide learning more intuitively, improve teaching quality, solve common problems in class, and cultivate students' good habits of using information technology.

[0076] In summary, this embodiment has many advantages in improving teaching efficiency, establishing a new teaching model, promoting the integration of information technology and subject teaching, and realizing innovative applications in a digital intelligent teaching environment.

[0077] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A digital multifunctional demonstration vehicle, characterized in that: include: Rectangular structure instrument cabinet, display controller and video display device; The instrument vehicle cabinet is used to place the display controller; The display controller is arranged on the top of the instrument vehicle cabinet and is used to display teaching content and provide control operations; Wherein, the side of the instrument vehicle cabinet is provided with a plurality of grooves for placing items; The display controller comprises a rectangular housing, on which a touch display screen, an operation control panel and a control switch are embedded; The touch screen is used to display and allow users to set control parameters; The control switch is used to control the total on and total off of the display controller; The operation control panel includes a teaching power output area, a sound output area, an electrical area, a thermal area, a power and data output area and a power input interface, which are used to control the touch display screen and provide an instrument interface; It also includes a video display device, which is arranged on the top of the instrument vehicle cabinet and located on one side of the display controller, and is used for shooting or realizing projection; The video display device includes an inverted L-shaped display frame and a display device, one end of the display frame is connected to the display device through a fine-tuning mechanism, and the other end of the display frame is connected to the instrument vehicle cabinet through a rotating shaft for adjusting the angle of the display frame; the display device includes a camera or a projection device.

2. A digital multifunctional demonstration vehicle according to claim 1, characterized in that: The plurality of grooves are respectively arranged on the side surfaces of the long sides and the short sides of the instrument vehicle cabinet.

3. A digital multifunctional demonstration vehicle according to claim 2, characterized in that: A pull-out extension board is provided on the other side of the short side of the instrument vehicle cabinet for placing items.

4. A digital multifunctional demonstration vehicle according to claim 3, characterized in that: The extension plate is a rectangular structural plate, and the extension plate and the top of the instrument vehicle cabinet are located in the same horizontal plane; both sides of the long side of the extension plate are movably arranged in the instrument vehicle cabinet through telescopic guide rails.

5. A digital multifunctional demonstration vehicle according to claim 3, characterized in that: A pull-out drawer is provided on one long side of the instrument vehicle cabinet for storing items.

6. A digital multifunctional demonstration vehicle according to claim 1, characterized in that: The bottom of the instrument vehicle cabinet is provided with a flat brake universal wheel for moving the instrument vehicle cabinet.

7. A digital multifunctional demonstration vehicle according to claim 6, characterized in that: A push handle is provided on one side of the short side of the instrument trolley cabinet, and the instrument trolley cabinet is slidably moved by the push handle.

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