CN215527019U - Designability physics direct current circuit experimental box - Google Patents
Designability physics direct current circuit experimental box Download PDFInfo
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- CN215527019U CN215527019U CN202121484338.0U CN202121484338U CN215527019U CN 215527019 U CN215527019 U CN 215527019U CN 202121484338 U CN202121484338 U CN 202121484338U CN 215527019 U CN215527019 U CN 215527019U
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Abstract
The utility model discloses a designable physical direct current circuit experiment box, which comprises an experiment box body, an adjustable alternating current power supply, an adjustable direct current power supply and a direct current circuit module, wherein the upper part of the experiment box body is provided with a connecting end cover, the left end of the experiment box body is provided with the adjustable alternating current power supply and the adjustable direct current power supply, the upper part of the adjustable alternating current power supply is provided with a first voltage display screen, the upper part of the adjustable direct current power supply is provided with a second voltage display screen, the upper parts of the adjustable alternating current power supply and the adjustable direct current power supply are provided with a rotary adjusting button and a control change-over switch, the middle part of the experiment box body is provided with the direct current circuit module, and the upper part of the direct current circuit module is provided with a connecting wire. The practicability of the circuit experiment box is increased, and the application range of the direct current circuit module is improved.
Description
Technical Field
The utility model relates to the technical field of direct current circuit experiments, in particular to a designability physical direct current circuit experiment box.
Background
The circuit is a loop in which current can flow, and is composed of a power supply, a load, a connecting lead and an electric appliance basic part no matter a simple circuit or a complex circuit, the circuit can realize transmission, distribution and conversion of electric energy, can realize transmission, transformation, storage and processing of electric signals, can adopt ideal circuit elements and combination thereof for carrying out current experiments, approximately replace actual devices, the circuit elements are idealization and approximation of actual circuit devices, the electrical characteristics are single and accurate, quantitative analysis and calculation can be carried out, the performance of a direct current circuit can be known through a physical experiment box, simultaneously, the volt-ampere characteristics also need to be mastered, simpler experimental design can be learned, the existing circuit experiment box is inconvenient to carry, the service performance is poor, the detection range of the direct current circuit experiment is reduced, and the accuracy of experimental data cannot be ensured, thereby reducing the performance of the test chamber.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a designed physical direct current circuit experiment box, which aims to solve the problems that the existing circuit experiment box proposed by the background technology is inconvenient to carry and poor in service performance, simultaneously reduces the detection range of a direct current circuit experiment, cannot ensure the accuracy of experimental data and further reduces the service performance of the experiment box.
In order to achieve the purpose, the utility model provides the following technical scheme: a designability physics direct current circuit experimental box, includes experiment box, adjustable alternating current power supply, adjustable DC power supply, direct current voltmeter, direct current ammeter and direct current circuit module, the upper portion of experiment box is equipped with the connection end cover, the left end of experiment box is equipped with adjustable alternating current power supply and adjustable DC power supply, and the upper portion of its adjustable AC power supply is equipped with first voltage display screen, and the upper portion of its adjustable DC power supply is equipped with the second voltage display screen, adjustable AC power supply and adjustable DC power supply's upper portion are equipped with rotatory adjusting knob and control change over switch, the middle part of experiment box is equipped with the direct current circuit module, the upper portion of direct current circuit module is equipped with connecting wire, the right-hand member of experiment box is equipped with the direct current voltmeter, and the sub-unit connection of direct current voltmeter has the direct current ammeter, the sub-unit connection of direct current ammeter has the direct current milliammeter, the upper portion of experiment box is connected with the power cord, the bottom of experiment box is equipped with the heat dissipation storehouse.
Preferably, the lower part of direct current voltmeter, direct current milliammeter, direct current table and direct current circuit module is equipped with the shock absorption base mat, and its shock absorption base mat adopts the rubber material preparation, utilizes the shock absorption base mat can reduce the buffer capacity of bottom, prevents the phenomenon of electric leakage simultaneously.
Preferably, the upper part of the direct current circuit module is provided with a wire connecting jack, the upper side of the direct current circuit module is provided with a power input port, and wires on the upper part of the direct current circuit module can be conveniently adjusted through the wire connecting jack and the power input port.
Preferably, the adjustable alternating current power supply, the adjustable direct current power supply, the direct current voltmeter, the direct current milliammeter and the direct current ammeter are electrically connected through a lead, and therefore accuracy of measured data can be improved.
Preferably, the upper portion in heat dissipation storehouse is equipped with the heat dissipation through-hole, utilizes the heat dissipation through-hole can accelerate the inside air flow in heat dissipation storehouse to can reduce the inside temperature of experiment box.
Preferably, the bottom of experiment box is equipped with the alarm, can improve the security of experiment box.
Compared with the prior art, the utility model has the beneficial effects that:
utilize the dc circuit module can change the position of connecting wire and carry out the size of regulating current, so as to carry out the different physics experiment of experiment, thereby be convenient for know simple experiment line design, the convenience is adjusted the position of wire, the practicality of this circuit experiment box has been increased, the application range of dc circuit module has been improved simultaneously, be convenient for record exact data through first voltage display screen and second voltage display screen, the accuracy of physics experiment has been improved simultaneously, utilize the storehouse of dispelling the heat to be convenient for make the interior component of box dispel the heat, prevent to cause the damage to circuit element, the security of experimental box use has been improved, and the portable's characteristics are had.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic sectional view of the experimental box of the present invention;
in the figure: 1. an experiment box body; 2. connecting an end cover; 3. an adjustable AC power supply; 4. an adjustable DC power supply; 5. a first voltage display screen; 6. a second voltage display screen; 7. rotating the adjusting button; 8. controlling a change-over switch; 9. a DC circuit module; 10. a direct current voltmeter; 11. a direct current ammeter; 12. a direct current milliammeter; 13. connecting a lead; 14. a power line; 15. a heat dissipation bin; 16. shock-absorbing base pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a designability physics direct current circuit experimental box, including experiment box 1, adjustable AC power supply 3, adjustable DC power supply 4, direct current voltmeter 10, direct current ammeter 11 and direct current circuit module 9, the upper portion of experiment box 1 is equipped with connecting end cover 2, is convenient for experiment box 1 to carry, the left end of experiment box 1 is equipped with adjustable AC power supply 3 and adjustable DC power supply 4, adjustable AC power supply 3 can provide an alternating current, adjustable DC power supply 4 can provide a direct current, the upper portion of its adjustable AC power supply 3 is equipped with first voltage display screen 5, first voltage display screen 5 can show the size of alternating current, the upper portion of its adjustable DC power supply 4 is equipped with second voltage display screen 6, second voltage display screen 6 can show the size of direct current, the upper portion of adjustable AC power supply 3 and adjustable DC power supply 4 is equipped with rotation regulating button 7 and control change-over switch 8, the size of power is adjusted through rotatory mode to the rotation regulation button 7, the middle part of experiment box 1 is equipped with direct current circuit module 9, the upper portion of direct current circuit module 9 is equipped with connecting wire 13, and connecting wire 13 can realize signal transmission's purpose, the right-hand member of experiment box 1 is equipped with direct current voltmeter 10, and the sub-unit connection of direct current voltmeter 10 has direct current ampere meter 11, the sub-unit connection of direct current ammeter 11 has direct current milliammeter 12, and direct current ammeter 10, direct current ammeter 11 and direct current milliammeter 12 can improve measuring current's accuracy, the upper portion of experiment box 1 is connected with power cord 14, the bottom of experiment box 1 is equipped with heat dissipation storehouse 15, utilizes heat dissipation storehouse 15 can reduce the inside temperature of experiment box 1.
The lower parts of the direct current voltmeter 10, the direct current milliammeter 12, the direct current ammeter 11 and the direct current circuit module 9 are provided with a damping bottom pad 16, the damping bottom pad 16 is made of rubber materials, the damping bottom pad 16 is utilized to reduce the buffering capacity of the bottom, and meanwhile, the phenomenon of electric leakage is prevented.
The upper portion of the direct current circuit module 9 is provided with a wire connecting jack, the upper side of the direct current circuit module 9 is provided with a power input port, and wires on the upper portion of the direct current circuit module 9 can be conveniently adjusted through the wire connecting jack and the power input port.
The adjustable alternating current power supply 3, the adjustable direct current power supply 4, the direct current voltmeter 10, the direct current milliammeter 12 and the direct current ammeter 11 are electrically connected through conducting wires, and therefore accuracy of measured data can be improved.
The upper portion of heat dissipation storehouse 15 is equipped with the heat dissipation through-hole, utilizes the heat dissipation through-hole can accelerate the inside air flow in heat dissipation storehouse 15 to can reduce the inside temperature of experiment box 1.
The bottom of experiment box 1 is equipped with the alarm, can improve the security of experiment box 1.
The working principle is as follows: when the circuit experiment box is used, the adjustable alternating current power supply 3 is electrified by utilizing the power cord 14, the first voltage display screen 5 can display the size of alternating current, the alternating current can be adjusted by rotating the adjusting button 7 and the control switch 8, then the adjustable direct current power supply 4 can convert the alternating current into direct current, the second voltage display screen 6 can display the size of the direct current, the direct current can be adjusted by rotating the adjusting button 7 and the control switch 8, the accuracy of experimental data can be improved by the first voltage display screen 5 and the second voltage display screen 6, the positions of wires can be conveniently adjusted by the wire connecting jack and the power input port on the upper part of the direct current circuit module 9, the purpose of signal transmission can be realized by utilizing the connecting wire 13, the connecting wire 13 is placed at different positions on the direct current circuit module 9, can make different experiments measure, the application range of direct current circuit module 9 has been improved, direct current voltmeter 10, direct current milliammeter 12 and direct current ammeter 11 can real-time detection voltage and the size of electric current, can improve measured data's accuracy, utilize the heat dissipation through-hole can accelerate the inside air flow in heat dissipation storehouse 15, thereby can reduce experiment box 1 inside temperature, the security of experiment has been improved, thereby can accomplish a series of electric current experiments, the content that does not make detailed description in this specification belongs to the known prior art of the professional technical personnel in this field.
It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the present invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a designability physics direct current circuit experimental box, includes experiment box (1), adjustable alternating current power supply (3), adjustable direct current power supply (4), direct current voltmeter (10), direct current ammeter (11) and direct current circuit module (9), its characterized in that: the upper portion of experiment box (1) is equipped with connection end cover (2), the left end of experiment box (1) is equipped with adjustable alternating current power supply (3) and adjustable DC power supply (4), and the upper portion of its adjustable alternating current power supply (3) is equipped with first voltage display screen (5), and the upper portion of its adjustable DC power supply (4) is equipped with second voltage display screen (6), the upper portion of adjustable alternating current power supply (3) and adjustable DC power supply (4) is equipped with rotation regulating button (7) and control change over switch (8), the middle part of experiment box (1) is equipped with DC circuit module (9), the upper portion of DC circuit module (9) is equipped with connecting wire (13), the right-hand member of experiment box (1) is equipped with direct current voltmeter (10), and the sub-unit connection of direct current voltmeter (10) has direct current ammeter (11), the sub-unit connection of direct current ammeter (11) has direct current ammeter (12), the upper portion of experiment box (1) is connected with power cord (14), the bottom of experiment box (1) is equipped with heat dissipation storehouse (15).
2. A design physical dc circuit experimental box according to claim 1, wherein: the lower parts of the direct current voltmeter (10), the direct current milliammeter (12), the direct current ammeter (11) and the direct current circuit module (9) are provided with a damping bottom pad (16), and the damping bottom pad (16) is made of rubber materials.
3. A design physical dc circuit experimental box according to claim 1, wherein: the upper portion of direct current circuit module (9) is equipped with wire connection jack, direct current circuit module (9) upside all is equipped with power input port.
4. A design physical dc circuit experimental box according to claim 1, wherein: the adjustable alternating current power supply (3), the adjustable direct current power supply (4), the direct current voltmeter (10), the direct current milliammeter (12) and the direct current ammeter (11) are electrically connected through a lead.
5. A design physical dc circuit experimental box according to claim 1, wherein: and a heat dissipation through hole is formed in the upper part of the heat dissipation bin (15).
6. A design physical dc circuit experimental box according to claim 1, wherein: and an alarm is arranged at the bottom of the experiment box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121484338.0U CN215527019U (en) | 2021-07-01 | 2021-07-01 | Designability physics direct current circuit experimental box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121484338.0U CN215527019U (en) | 2021-07-01 | 2021-07-01 | Designability physics direct current circuit experimental box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215527019U true CN215527019U (en) | 2022-01-14 |
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ID=79811622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121484338.0U Active CN215527019U (en) | 2021-07-01 | 2021-07-01 | Designability physics direct current circuit experimental box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215527019U (en) |
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2021
- 2021-07-01 CN CN202121484338.0U patent/CN215527019U/en active Active
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