CN114038284A - Operation demonstration device for electronic technology practical training - Google Patents

Abstract

The invention discloses an operation demonstration device for electronic technology practical training, which relates to the technical field of electronic technology practical training operation and comprises a supporting device, an electric control device, a sensing device, a power device and a moving device, wherein the electric control device comprises an air switch, a safety switch, a conventional switch, a main switch and a first wire connecting group, the air switch, the safety switch, the conventional switch and the main switch are all arranged on one surface of a bearing plate, one end of the first wire connecting group is connected with the surface of the bearing plate, the sensing device comprises a force-sensitive sensor, a position sensor and a liquid level sensor, the force-sensitive sensor and the position sensor are all arranged on the surface of the bearing plate and connected, and the liquid level sensors are connected with a plurality of first clamping pieces through a plurality of first bolts. In the invention, by installing the electric control device and the sensing device, the electronic devices are various, and the purpose of enabling students to systematically learn the relevant theoretical knowledge of the electronic technology and the relevant operation steps of the electronic components is achieved.

Description

Operation demonstration device for electronic technology practical training

Technical Field

The invention relates to the technical field of electronic technology practical training operation, in particular to an operation demonstration device for electronic technology practical training.

Background

In the application of power electronic technology and various power supply systems, the switching power supply technology is in the core position. For a large-scale electrolytic plating power supply, a traditional circuit is very large and heavy, if a high-pause switching power supply technology is adopted, the volume and the weight of the power supply can be greatly reduced, the utilization efficiency of the power supply can be greatly improved, materials can be saved, the cost can be reduced, in an electric automobile and variable-frequency transmission, the switching power supply technology is not disconnected, and the power frequency is changed through the switching power supply, so that the load matching and the driving control which are close to the ideal are achieved. The high-frequency switch power supply technology is the core technology of various high-power switch power supplies.

The operation demonstration device for electronic technology practical training achieves the purpose of learning related operation technology for students learning electronic technology through practical training of the device, is convenient for students to learn electronic technology related knowledge systematically, and achieves the purpose of combining theory and practice.

The existing operation demonstration device for the electronic technology practical training has the defects that related theoretical knowledge of the electronic technology and the coverage and types of electronic devices are few, systematic learning of students cannot be achieved, and the learning depth is not enough.

Disclosure of Invention

The invention mainly aims to provide an operation demonstration device for electronic technology practical training, which can effectively solve the problems that the related theoretical knowledge of the electronic technology and the coverage and types of electronic devices are few, the systematic learning of students cannot be realized and the learning depth is not enough in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that: an operation demonstration device for electronic technology practical training comprises a supporting device, an electric control device, a sensing device, a power device and a moving device, wherein the supporting device comprises a supporting frame, an iron dense-grain plastic spraying table, a bearing plate, fixing rods and a top plate, one end of the iron dense-grain plastic spraying table is connected with one surface of the supporting rod, one end of each fixing rod is connected with one surface of the iron dense-grain plastic spraying table, the other end of each fixing rod is connected with the other surface of the top plate, the number of the fixing rods is two, the fixing rods are mainly connected with the top plate, the electric control device comprises an air switch, a safety switch, a conventional switch, a main switch, a rotating table, a rotator and a first wire connecting group, the air switch, the safety switch and the conventional switch are all installed on one surface of the bearing plate, one end of the rotator is connected with one surface of the bearing plate, and the other end of the rotator is connected with the upper surface and the lower surface of the main switch through the rotating table, one end of the first lead connecting group is connected with one surface of the bearing plate, the sensing device comprises a force-sensitive sensor, a position sensor, a liquid level sensor, first clamping pieces, two first bolts, two first nuts, an LED display, two second clamping pieces, a second bolt and a second nut, the force-sensitive sensor and the position sensor are all arranged on the surface of the bearing plate and connected, one end of each first clamping piece is connected with the surface of the bearing plate, one end of each first clamping piece is connected with one surface of the bearing plate, the first clamping pieces are two in number and play a role of fixing the liquid level sensor, the liquid level sensors are connected with the first clamping pieces through the first bolts, the first nuts are respectively in rotating fit with the first bolts, the first bolts and the first nuts are four in number and connected with each other, the LED display is connected with the bearing plate through the second clamping pieces, one end of each of the second bolts is connected with one surface of each of the second clamping pieces, the second nuts are rotationally matched with the second bolts, the number of the second clamping pieces, the number of the second bolts and the number of the second nuts are four, the second clamping pieces, the second bolts and the second nuts are connected with each other, the power device comprises a three-phase asynchronous motor, a first slide bar, a first connecting seat, a threaded rod, a second slide bar, a pulley, a first hexagon socket head cap screw, a connecting plate, a connecting block and a second hexagon socket head cap screw, one end of the first slide bar is connected with one surface of the first connecting seat, the first connecting seat is connected with the bearing plate through the threaded rod, the second slide bar is in sliding fit with the first slide bar, a rectangular sliding groove is arranged on one surface of the second slide bar, the pulley is in sliding fit with the rectangular sliding groove, and the pulley is connected with the connecting plate through the first hexagon socket head cap screw, three-phase asynchronous machine one end is connected with a connecting plate surface, second slide bar one end is passed through connecting block both sides surface connection with loading board one end, second hexagon socket head cap screw one end is connected with a connecting block surface, mobile device includes roating seat, second connecting seat, screw thread axle and gyro wheel, and is a plurality of roating seat one end all is connected with support frame lower surface, and is a plurality of the second connecting seat respectively with a plurality of roating seat normal running fit, wherein, roating seat and second connecting seat all have four, roating seat and second connecting seat interconnect, and is a plurality of the screw thread axle is installed respectively in second connecting seat surface, and is a plurality of the gyro wheel respectively with a plurality of screw thread axle normal running fit, wherein, screw thread axle and gyro wheel all have four, and screw thread axle and gyro wheel normal running fit are connected.

Preferably, the supporting device further comprises an indicator light, the indicator light is arranged on one surface of the top plate and has three colors, the indicator light is green when the student operates correctly, the yellow light is firstly turned on to warn when the student operates incorrectly, and the red light is turned on to give an alarm if the student continues to operate.

Preferably, electrically controlled device still includes break-out and connector, the break-out is installed in air switch surface, connector one end and safety switch surface connection, the break-out is artificial operating key, and the connector plays connecting wire's effect.

Preferably, electrically controlled device still includes urgent key group, low voltage circuit breaker, high voltage circuit breaker, ac contactor, phase change group and digital display, low voltage circuit breaker, high voltage circuit breaker and ac contactor all install in a loading board surface, urgent key group one end and a loading board surface connection, phase change group one end and digital display one end all with a loading board surface connection, low voltage circuit breaker, high voltage circuit breaker, ac contactor play the effect that lets the student learn knowledge and operation of electron protection device.

Preferably, the sensing device further comprises a second wire connection group, one end of the second wire connection group is connected with one surface of the bearing plate, and the second wire connection group plays a role in connecting the electronic device and the wire.

Preferably, the power device further comprises a first gasket and a second gasket, one end of the first gasket is connected with one surface of the first socket head cap screw, one end of the second gasket is connected with one surface of the second socket head cap screw, and the first gasket and the second gasket play a role in stable connection.

Preferably, the mobile device still includes brake block and rivet, and is a plurality of brake block passes through a plurality of riveted connection with a plurality of second connecting seats, and wherein, brake block and rivet all have four, and the brake block plays brake braking's effect, and the rivet plays and fixes the effect on the second connecting seat with the brake block.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, by installing the electric control device and the sensing device, wherein the electric control device is provided with the switch device, the electronic protection device, the phase change device and the digital display device, the sensing device is provided with the sensors for sensing the force, the position and the liquid level, and the electronic devices are various, so that the purpose of enabling students to systematically learn the relevant theoretical knowledge of the electronic technology and the relevant operation steps of the electronic components is achieved.

2. According to the invention, the moving device is installed, wherein the moving device drives the whole device to move through the rotation matching of the roller and the threaded shaft, the moving direction of the whole device is controlled through the rotating seat, and meanwhile, the brake pad plays a role in braking, so that the purposes of changing teaching scenes anytime and anywhere and facilitating the movement of the whole device are achieved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

FIG. 4 is an enlarged partial view of FIG. 1 at C;

FIG. 5 is an enlarged view of a portion of FIG. 1 at D according to the present invention;

FIG. 6 is an enlarged partial view of FIG. 1 at E;

FIG. 7 is a left side view of the present invention;

FIG. 8 is an enlarged partial view of FIG. 7 at F according to the present invention;

FIG. 9 is an enlarged partial view of FIG. 7 at G in accordance with the present invention;

fig. 10 is a partial enlarged view of fig. 7 at H according to the present invention.

In the figure: 100. a support device; 200. an electric control device; 300. a sensing device; 400. a power plant; 500. a mobile device; 110. a support frame; 120. an iron dense-grain plastic spraying table; 130. a carrier plate; 140. fixing the rod; 150. a top plate; 160. an indicator light; 210. an air switch; 211. pulling a brake; 220. a safety switch; 221. a connector; 230. a conventional switch; 240. a master switch; 241. a rotating table; 242. a rotator; 250. a first wire connection group; 260. an emergency key set; 270. a low-voltage circuit breaker; 271. a high voltage circuit breaker; 272. an AC contactor; 280. a phase change unit; 290. a digital display; 310. a force sensitive sensor; 320. a position sensor; 330. a liquid level sensor; 340. a first card position sheet; 350. a first bolt; 360. a first nut; 370. a second wire connection group; 380. an LED display; 381. a second card position sheet; 382. a second bolt; 383. a second nut; 410. a three-phase asynchronous motor; 420. a first slide bar; 430. a first connecting seat; 440. a threaded rod; 450. a second slide bar; 451. a pulley; 452. a first socket head cap screw; 453. a first gasket; 454. a connecting plate; 460. connecting blocks; 461. a second socket head cap screw; 462. a second gasket; 510. a rotating base; 520. a second connecting seat; 530. a threaded shaft; 540. a roller; 550. a brake pad; 560. and (4) riveting.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 10, the embodiment includes a supporting device 100, an electric control device 200, a sensing device 300, a power device 400 and a moving device 500, the supporting device 100 includes a supporting frame 110, an iron dense grain plastic spraying table 120, a supporting plate 130, two fixing rods 140 and a top plate 150, one end of the iron dense grain plastic spraying table 120 is connected to one surface of the supporting frame 110, one ends of the fixing rods 140 are connected to one surface of the iron dense grain plastic spraying table 120, the other ends of the fixing rods 140 are connected to one surface of the top plate 150, wherein there are two fixing rods 140, the fixing rods 140 are mainly connected to the top plate 150, the electric control device 200 includes an air switch 210, a safety switch 220, a conventional switch 230, a main switch 240, a rotating table 241, a rotator 242 and a first wire connecting set 250, the air switch 210, the safety switch 220 and the conventional switch 230 are all installed on one surface of the supporting plate 130, one end of the rotator 242 is connected to one surface of the supporting plate 130, the other end of the rotator 242 is connected with one end of the main switch 240 through the upper and lower surfaces of the rotating table (241), one end of the first wire connecting set 250 is connected with one surface of the bearing plate 130, the sensing device 300 comprises a force sensor 310, a position sensor 320, a liquid level sensor 330, a first clamping sheet 340, a first bolt 350, a first nut 360, an LED display 380, a second clamping sheet 381, a second bolt 382 and a second nut 383, the force sensor 310 and the position sensor 320 are all installed on one surface of the bearing plate 130 and connected, one end of each of a plurality of first clamping sheets 340 is connected with one surface of the bearing plate 130, wherein the number of the first clamping sheets 340 is two, the first clamping sheets 340 play a role of fixing the liquid level sensor 330, the plurality of liquid level sensors 330 are connected with the plurality of first clamping sheets 340 through the plurality of first bolts 350, the plurality of first nuts 360 are respectively matched with the plurality of first bolts 350 in a rotating manner, wherein, there are four first bolts 350 and four first nuts 360, the first bolts 350 are connected with the first nuts 360, the LED display 380 is connected with the bearing plate 130 through a plurality of second clamping pieces 381, one end of each of a plurality of second bolts 382 is connected with one surface of each of the plurality of second clamping pieces 381, a plurality of second nuts 383 is rotatably matched with each of the plurality of second bolts 382, wherein there are four second clamping pieces 381, second bolts 382 and second nuts 383, the second clamping pieces 381, second bolts 382 and second nuts 383 are connected with each other, the power device 400 includes a three-phase asynchronous motor 410, a first sliding rod 420, a first connecting seat 430, a threaded rod 440, a second sliding rod 450, a pulley 451, a first inner hexagon screw 452, a connecting plate 454, a connecting block 460 and a second inner hexagon screw 461, one end of a first sliding rod 420 is connected with one surface of the first connecting seat 430, the first connecting seat 430 is connected with the bearing plate 130 through the threaded rod 440, the second sliding rod 450 is slidably engaged with the first sliding rod 420, a rectangular sliding slot is formed on one surface of the second sliding rod 450, the pulley 451 is slidably engaged with the rectangular sliding slot, the pulley 451 is connected with the connecting plate 454 through a first hexagon socket head cap screw 452, one end of the three-phase asynchronous motor 410 is connected with one surface of the connecting plate 454, one end of the second sliding rod 450 is connected with one end of the bearing plate 130 through two side surfaces of the connecting block 460, one end of the second hexagon socket head cap screw 461 is connected with one surface of the connecting block 460, the moving device 500 comprises four rotating seats 510, four second connecting seats 520, a threaded shaft 530 and a roller 540, one ends of the plurality of rotating seats 510 are connected with the lower surface of the supporting frame 110, the plurality of second connecting seats 520 are respectively rotatably engaged with the plurality of rotating seats 510, wherein the number of the rotating seats 510 and the second connecting seats 520 are four, the rotating seats 510 are connected with the second connecting seats 520, the plurality of threaded shafts 530 are respectively installed on one surface of the second connecting seats 520, the plurality of rollers 540 are respectively rotatably engaged with the plurality of threaded shafts 530, wherein the number of the threaded shafts 530 and the number of the rollers 540 are four, and the threaded shafts 530 and the rollers 540 are engaged with each other.

Referring to fig. 7, the supporting device 100 further includes an indicator 160, the indicator 160 is mounted on a surface of the top plate 150, the indicator 160 has three colors, the indicator 160 is green when the student operates correctly, yellow when the student operates incorrectly, and red when the student continues to operate.

Referring to fig. 2, the electric control device 200 further includes a switch 211 and a connector 221, the switch 211 is installed on a surface of the air switch 210, one end of the connector 221 is connected to a surface of the safety switch 220, the switch 211 is a manual operation key, and the connector 221 plays a role of connecting a wire.

Referring to fig. 1, the electric control apparatus 200 further includes an emergency key group 260, a low-voltage circuit breaker 270, a high-voltage circuit breaker 271, an ac contactor 272, a phase change group 280 and a digital display 290, the low-voltage circuit breaker 270, the high-voltage circuit breaker 271 and the ac contactor 272 are all installed on a surface of the loading plate 130, one end of the emergency key group 260 is connected to the surface of the loading plate 130, one end of the phase change group 280 and one end of the digital display 290 are connected to the surface of the loading plate 130, and the low-voltage circuit breaker 270, the high-voltage circuit breaker 271 and the ac contactor 272 play a role in enabling students to learn knowledge and operation of the electronic protection device.

Referring to fig. 5, the sensing device 300 further includes a second wire connection set 370, one end of the second wire connection set 370 is connected to one surface of the carrier plate 130, and the second wire connection set 370 functions to connect the electronic device and the wire.

Referring to fig. 6, the power device 400 further includes a first gasket 453 and a second gasket 462, one end of the first gasket 453 is connected to a surface of the first socket head cap screw 452, one end of the second gasket 462 is connected to a surface of the second socket head cap screw 461, and the first gasket 453 and the second gasket 462 are connected firmly.

Referring to fig. 10, the moving device 500 further includes a plurality of brake pads 550 and rivets 560, the plurality of brake pads 550 are connected to the plurality of second connecting seats 520 by the plurality of rivets 560, wherein there are four brake pads 550 and four rivets 560, the brake pads 550 perform a braking function, and the rivets 560 perform a function of fixing the brake pads 550 to the second connecting seats 520.

The working principle of the invention is as follows: promote the integrated device through external force, the rotatory cooperation of gyro wheel 540 and threaded shaft 530 drives the integrated device and removes, roating seat 510 can take place three hundred sixty degrees rotations in the horizontal plane, control the moving direction of integrated device, each subassembly in electrically controlled device 200 and the sensing device 300 is connected with first wire connection group 250 and second wire connection group 370 through the wire, through technical staff explanation and operation, how the student how is connected the connector of wire and each subassembly, wherein, the model of three-phase asynchronous motor 410 is YS 90.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides an operation presentation device is used in real standard of electronic technology which characterized in that: including strutting arrangement (100), electrically controlled device (200), sensing device (300), power device (400) and mobile device (500), strutting arrangement (100) includes support frame (110), the dense line spraying plastics platform of iron (120), loading board (130), dead lever (140) and roof (150), the dense line spraying plastics platform of iron (120) one end and bracing piece (110) surface connection, a plurality of dead lever (140) one end and the dense line spraying plastics platform of iron (120) surface connection, a plurality of the dead lever (140) other end all with roof (150) surface connection, electrically controlled device (200) include air switch (210), safety switch (220), conventional switch (230), master switch (240), revolving stage (241), circulator (242) and first wire connection group (250), air switch (210), safety switch (220) and conventional switch (230) are all installed in a loading board (130) surface, one end of the rotator (242) is connected with one surface of the bearing plate (130), the other end of the rotator (242) is connected with the upper surface and the lower surface of one end of the main switch (240) through the rotating platform (241), one end of the first wire connecting set (250) is connected with one surface of the bearing plate (130), the sensing device (300) comprises a force-sensitive sensor (310), a position sensor (320), a liquid level sensor (330), a first clamping piece (340), a first bolt (350), a first nut (360), an LED display (380), a second clamping piece (381), a second bolt (382) and a second nut (383), the force-sensitive sensor (310) and the position sensor (320) are all installed on one surface of the bearing plate (130) to be connected, one end of a plurality of the first clamping pieces (340) is connected with one surface of the bearing plate (130), and the liquid level sensors (330) are connected with the first clamping pieces (340) through the first bolts (350), the power device (400) comprises a three-phase asynchronous motor (410), a first sliding rod (420), a first connecting seat (430), a threaded rod (440), a second sliding rod (450), a pulley (451), a first inner hexagonal screw (452), a connecting plate (454), a connecting block (460) and a second inner hexagonal screw (461), one end of the first sliding rod (420) is connected with one surface of the first connecting seat (430), the first connecting seat (430) is connected with the bearing plate (130) through the threaded rod (440), the second sliding rod (450) is in sliding fit with the first sliding rod (420), a rectangular sliding groove is formed in one surface of the second sliding rod (450), the pulley (451) is in sliding fit with the rectangular sliding groove, the pulley (451) is connected with the connecting plate (454) through a first inner hexagonal screw (452), one end of the three-phase asynchronous motor (410) is connected with one surface of the connecting plate (454), one end of the second sliding rod (450) is connected with one end of the bearing plate (130) through two side surfaces of the connecting block (460), one end of the second inner hexagonal screw (461) is connected with one surface of the connecting block (460), the moving device (500) comprises a rotating seat (510), a second connecting seat (520), a threaded shaft (530) and a roller (540), one ends of the rotating seats (510) are connected with the lower surface of the supporting frame (110), and the second connecting seats (520) are respectively in rotating fit with the rotating seats (510), the plurality of threaded shafts (530) are respectively installed on one surface of the second connecting seat (520), and the plurality of rollers (540) are respectively in rotating fit with the plurality of threaded shafts (530).

2. The operation demonstration device for the electronic technical practical training according to claim 1, characterized in that: the supporting device (100) further comprises an indicator light (160), and the indicator light (160) is installed on one surface of the top plate (150).

3. The operation demonstration device for the electronic technical practical training according to claim 1, characterized in that: the electric control device (200) further comprises a switch-out (211) and a connector (221), the switch-out (211) is installed on one surface of the air switch (210), and one end of the connector (221) is connected with one surface of the safety switch (220).

4. The operation demonstration device for the electronic technical practical training according to claim 1, characterized in that: electric control unit (200) still includes emergency key group (260), low voltage circuit breaker (270), high voltage circuit breaker (271), ac contactor (272), phase change group (280) and digital display (290), low voltage circuit breaker (270), high voltage circuit breaker (271) and ac contactor (272) all install in a loading board (130) surface, emergency key group (260) one end and loading board (130) a surface connection, phase change group (280) one end and digital display (290) one end all with loading board (130) a surface connection.

5. The operation demonstration device for the electronic technical practical training according to claim 1, characterized in that: the sensing device (300) further comprises a second wire connection group (370), and one end of the second wire connection group (370) is connected with one surface of the bearing plate (130).

6. The operation demonstration device for the electronic technical practical training according to claim 1, characterized in that: the power device (400) further comprises a first gasket (453) and a second gasket (462), one end of the first gasket (453) is connected with one surface of the first inner hexagonal screw (452), and one end of the second gasket (462) is connected with one surface of the second inner hexagonal screw (461).

7. The operation demonstration device for the electronic technical practical training according to claim 1, characterized in that: the mobile device (500) further comprises brake pads (550) and rivets (560), and the brake pads (550) are connected with the second connecting seats (520) through the rivets (560).

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