CN211375965U

CN211375965U - Electronic technology experimental box

Info

Publication number: CN211375965U
Application number: CN201922429380.1U
Authority: CN
Inventors: 郎艳
Original assignee: Liaoning Urban Construction Technical College
Current assignee: Liaoning Urban Construction Technical College
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-28
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to an electron technology experimental box technical field especially relates to an electron technology experimental box, solves the electron technology experimental box that exists among the prior art and can not prevent the shortcoming of electrified wiring, including box and lid, the lid is articulated with the box, and the inside of box is provided with the returning face plate, and the bottom inner wall of box is fixed with vertical telescopic link, and the top of telescopic link is fixed with the connecting seat, and the connecting seat internal rotation is connected with the horizontally bull stick, and the other end and the returning face plate of bull stick are fixed, and the pilot lamp is installed in the front of returning face plate, bee calling organ, fixed value resistance, slide rheostat, electric capacity, converter, transistor, galvanometer, voltmeter and switch. The utility model discloses the wiring is gone on at the returning face plate back, and only contact receptacle and connection contact just can the circular telegram, have avoided electrified wiring to changeable direct current and alternating current power supply satisfy different experimental demands, have set up the label that corresponds at the back of returning face plate, convenient wiring.

Description

Electronic technology experimental box

Technical Field

The utility model relates to an electron technology experimental box technical field especially relates to an electron technology experimental box.

Background

Along with the development of science and technology, the important role of electronic technology in production and research activities is more and more prominent, an electronic technology experimental box is an important experimental device for implementing electronic technology practice teaching and student innovation in all colleges and universities, and the electronic technology experimental box widely used in all colleges and universities is designed according to the experimental contents of electronic technology basic courses. Various electronic components are integrated in the electronic technology experiment box and used for student wiring experiments. The current electronic technology experimental box is lack of an anti-live wiring device, and the safety is insufficient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the electronic technology experimental box in the prior art can not prevent the shortcoming of live connection, and providing an electronic technology experimental box.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electronic technology experiment box comprises a box body and a cover body, wherein the cover body is hinged with the box body, a turnover plate is arranged in the box body, a vertical telescopic rod is fixed on the inner wall of the bottom of the box body, and the top end of the telescopic rod is fixed with a connecting seat, a horizontal rotating rod is rotatably connected in the connecting seat, the other end of the rotating rod is fixed with the turnover plate, the front surface of the turnover plate is provided with an indicator light, a buzzer, a fixed value resistor, a slide rheostat, a capacitor, a frequency converter, a transistor, an ammeter, a voltmeter and a switch, and the indicator light, the buzzer, the fixed value resistor, the slide rheostat, the capacitor, the frequency converter, the transistor, the ammeter, the voltmeter and the element wiring terminals of the switch are all arranged on the back of the turnover plate, the inside of box is provided with electrically conductive contact seat, the back of returning face plate is provided with the connection contact who matches with contact seat and be connected with the switch.

Preferably, a handle is fixed on the front surface of the turnover plate.

Preferably, an alternating current wire holder is arranged on the box body, and an alternating current power line is inserted in the alternating current wire holder.

Preferably, the case accommodates a battery therein.

Preferably, a vertical partition plate is arranged inside the box body.

Preferably, the back of the turnover plate is provided with a label corresponding to the element binding post.

The utility model has the advantages that:

1. the utility model discloses set up the contact base in the box, the returning face plate back has set up the connection contact, and the wiring goes on at the returning face plate back, and only contact base and connection contact can the circular telegram, have avoided electrified wiring.

2. The utility model discloses changeable direct current and alternating current power supply satisfy different experiment demands to set up the label that corresponds with components and parts at the back of returning face plate, convenient wiring.

Drawings

Fig. 1 is a schematic view of a front view structure of an electronic technology experimental box provided by the present invention;

fig. 2 is a schematic view of a front view cross-sectional structure of an electronic technology experimental box according to the present invention;

fig. 3 is the back structure diagram of the flip plate of the electronic technology experimental box of the present invention.

In the figure: the device comprises a box body 1, a cover body 2, a turnover plate 3, an expansion rod 4, a connecting seat 5, a rotating rod 6, an indicator light 7, a buzzer 8, a fixed-value resistor 9, a slide rheostat 10, a capacitor 11, a frequency converter 12, a transistor 13, a galvanometer 14, a voltmeter 15, a switch 16, an alternating current power line 17, a storage battery 18, a contact seat 19, a connecting contact 20, an element binding post 21 and a label 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an electronic technology experimental box comprises a box body 1 and a cover body 2, wherein the cover body 2 is hinged with the box body 1, a turnover plate 3 is arranged in the box body 1, a vertical telescopic rod 4 is fixed on the inner wall of the bottom of the box body 1, a connecting seat 5 is fixed at the top end of the telescopic rod 4, a horizontal rotating rod 6 is rotatably connected in the connecting seat 5, the other end of the rotating rod 6 is fixed with the turnover plate 3, an indicator light 7, a buzzer 8, a fixed resistor 9, a sliding rheostat 10, a capacitor 11, a frequency converter 12, a transistor 13, an ammeter 14, a voltmeter 15 and a switch 16 are arranged on the front surface of the turnover plate 3, element terminals 21 of the indicator light 7, the buzzer 8, the fixed resistor 9, the sliding rheostat 10, the capacitor 11, the frequency converter 12, the transistor 13, the ammeter 14, the voltmeter 15 and the switch 16 are all arranged on the back surface of the turnover plate 3, a conductive contact seat, the rear side of the flipping panel 3 is provided with a connection contact 20 matching the contact base 19 and connected to the switch 16.

Wherein, for the upset of convenient returning face plate 3, the front of returning face plate 3 is fixed with the handle through the screw.

The box body 1 is provided with an alternating current wiring seat, an alternating current power line 17 is inserted in the alternating current wiring seat, a storage battery 18 is contained in the box body 1, a vertical separation plate is arranged in the box body 1, and a space formed by the separation plate is used for placing wires and tools.

Wherein, in order to avoid convenient wiring and confusion, the back of the turnover plate 3 is provided with a label 22 corresponding to the element binding post 21.

When carrying out the electron technology experiment, hold the handle, lift returning face plate 3, telescopic link 4 extension, then overturn 180 with returning face plate 3, make its back up, if need use the alternating current, just be connected alternating current wire holder and contact receptacle 19, if need use the direct current, just be connected battery 18 and contact receptacle 19, again push down returning face plate 3, wiring is carried out at returning face plate 3's back, after the wiring is accomplished, lift returning face plate 3 and upset 180, then push down returning face plate 3, make contact receptacle 19 and connection contact 20 contact, closed switch 16 can be circular telegram alternating current and need insert electric with alternating current power cord 17, because when returning face plate 3 back up, contact receptacle 19 and connection contact 20 can not contact, electrified wiring has been avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an electronic technology experimental box, includes box (1) and lid (2), lid (2) are articulated with box (1), a serial communication port, the inside of box (1) is provided with returning face plate (3), the bottom inner wall of box (1) is fixed with vertical telescopic link (4), and the top of telescopic link (4) is fixed with connecting seat (5), and connecting seat (5) internal rotation is connected with horizontally bull stick (6), and the other end of bull stick (6) is fixed with returning face plate (3), pilot lamp (7), bee calling organ (8), definite value resistance (9), slide rheostat (10), electric capacity (11), converter (12), transistor (13), galvanometer (14), voltmeter (15) and switch (16) are installed in the front of returning face plate (3), and pilot lamp (7), bee calling organ (8), definite value resistance (9), Element wiring terminals (21) of the slide rheostat (10), the capacitor (11), the frequency converter (12), the transistor (13), the ammeter (14), the voltmeter (15) and the switch (16) are all arranged on the back of the turnover plate (3), a conductive contact seat (19) is arranged inside the box body (1), and a connecting contact (20) which is matched with the contact seat (19) and connected with the switch (16) is arranged on the back of the turnover plate (3).

2. An electron technical experiment box according to claim 1, characterized in that a handle is fixed to the front side of the flip board (3).

3. An electron technology experiment box according to claim 1, characterized in that an ac connection base is arranged on the box body (1), and an ac power line (17) is inserted into the ac connection base.

4. An electrotechnical laboratory box according to claim 1, characterized in that the interior of the box (1) houses an accumulator (18).

5. An electron-technical laboratory box according to claim 1, characterized in that the interior of said box (1) is provided with vertical partitions.

6. An electron-technical laboratory box according to claim 1, characterized in that the back of the flip plate (3) is provided with a label (22) corresponding to the component connector (21).