CN210155956U - Digital circuit experiment box - Google Patents
Digital circuit experiment box Download PDFInfo
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- CN210155956U CN210155956U CN201920646112.2U CN201920646112U CN210155956U CN 210155956 U CN210155956 U CN 210155956U CN 201920646112 U CN201920646112 U CN 201920646112U CN 210155956 U CN210155956 U CN 210155956U
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- box
- experiment
- simulation unit
- emulation
- board
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- 238000002474 experimental method Methods 0.000 title claims abstract description 41
- 238000004088 simulation Methods 0.000 claims abstract description 54
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000001771 impaired effect Effects 0.000 abstract 1
- 244000273256 Phragmites communis Species 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to a digital circuit experimental box, including experiment board, box, the experiment board is installed in the box, forms the receipts line storehouse that is used for placing the experiment wire between experiment board and the box one side inner wall, the experiment board comprises operating panel, display panel and emulation panel, its characterized in that, the emulation panel is formed by the concatenation of a plurality of independent emulation unit modules, and the built-in simulation circuit of every emulation unit module, electric connection between two arbitrary adjacent emulation unit modules, this scheme cut apart into a plurality of blocks with the emulation unit circuit board of traditional experimental box and can carry out the unit circuit board of split, when the circuit appears and is burnt, only need to change impaired regional unit circuit board can to reduce cost of maintenance.
Description
Technical Field
The utility model relates to a digital circuit experimental facilities, concretely relates to digital circuit experimental box.
Background
With the rapid development of electronic technology, the application field of digital electronic technology is more and more extensive. At present, the communication engineering major and the electronic information engineering major of each college in China are generally provided with a programmable logic device course, even some colleges regard the programmable logic device course as a major course, and students need to perform corresponding digital circuit experiments. The digital circuit experiment box is widely applied to the field of circuit teaching. The existing digital circuit experiment box generally comprises a box body and a digital circuit experiment main body circuit, wherein the digital circuit experiment main body circuit comprises a main controller, a pulse generating circuit, a display circuit, a DAC circuit, an ADC circuit, a key circuit, a power supply circuit, a JTAG downloading circuit and a power supply terminal circuit, the main controller is respectively connected with the pulse generating circuit, the display circuit, the DAC circuit, the ADC circuit, the key circuit and the power supply circuit, the power supply terminal circuit comprises a USB power supply terminal and a power supply terminal, the USB power supply terminal is connected with the JTAG downloading circuit, and the power supply terminal is connected with the power supply circuit. The digital circuit experiment box has more functions and can basically meet the current teaching requirements.
The prior art has the following disadvantages: when the student is experimenting, because the basic knowledge masters unskilled or the maloperation, often make failures such as experimental box circuit short circuit for the circuit damages, in case damage then whole experimental box just can't use, must maintain, changes the circuit board, thereby causes cost of maintenance height.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a digital circuit experimental box, cut apart into a plurality of blocks with the emulation unit circuit board of traditional experimental box and can carry out the unit circuit board of split, when the circuit appears being burnt, only need change damaged area's unit circuit board can to reduce cost of maintenance.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a digital circuit experimental box, includes experiment board, box, the experiment board is installed in the box, forms the receipts line storehouse that is used for placing the experiment wire between experiment board and the box one side inner wall, the experiment board comprises operating panel, display panel and simulation panel, its characterized in that, the simulation panel is formed by the concatenation of a plurality of independent simulation unit modules, and the built-in simulation circuit of every simulation unit module, electric connection between two arbitrary adjacent simulation unit modules.
Furthermore, each simulation unit module is provided with two groups of input terminals and output terminals, and the two groups of input terminals and the two groups of output terminals are respectively located on four sides of the simulation unit module and are used for being electrically connected with the vertically adjacent simulation unit modules and electrically connected with the horizontally adjacent simulation unit modules.
Furthermore, the bottom of each simulation unit module is provided with a limit plug, correspondingly, the experiment board is provided with slots which are in one-to-one butt joint with the limit plugs of each simulation unit module, and the simulation unit modules are fixed on the experiment board through the cooperation of the limit plugs and the slots.
Furthermore, the operation panel and the display panel are positioned at the lower part of the experiment board, and the rest three sides of the operation panel form a frame for enclosing the simulation unit module.
Furthermore, the input terminal and the output terminal are both made of copper reeds, the copper reeds and the side walls of the simulation unit modules form a V shape to enable the simulation unit modules to have elasticity, and when two adjacent simulation unit modules are spliced, the V-shaped copper reeds are compressed to form a V shape, so that the electrical connection of the two adjacent simulation unit modules is completed.
The utility model has the advantages that: compared with the prior art, the mode that this scheme utilization was spliced will be originally monoblock emulation circuit board and cut apart into a plurality of little unit emulation circuits, and every unit emulation circuit integration is on a little cell board to set up two sets of output and input terminals, the monoblock emulation circuit board that a plurality of cell boards of messenger constitute switches on each other, when the damage appears, only need correspond pull down the damaged cell board change can, thereby reduced the material waste.
Drawings
Fig. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic diagram of the present invention showing the replacement of a damaged area;
FIG. 3 is a top view of the unit simulation module of the present invention;
FIG. 4 is a front view of the unit simulation module of the present invention;
fig. 5 is a schematic diagram of electrical connection between two adjacent simulation modules of the present invention;
fig. 6 is a schematic structural diagram of the experimental plate of the present invention.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1, a digital circuit experimental box, including experiment board 1, box 2, experiment board 1 installs in box 2, form between experiment board 1 and the box 2 one side inner wall and be used for placing the receipts line storehouse 3 of experiment wire, experiment board 1 comprises operating panel 101, display panel 102 and simulation panel 103, its characterized in that, simulation panel 103 is formed by the concatenation of a plurality of independent simulation unit modules 110, the built-in simulation circuit of every simulation unit module 110, electric connection between two arbitrary adjacent simulation unit modules 110.
As shown in fig. 3 and 4, each simulation unit module 110 is respectively provided with two sets of input terminals 112 and output terminals 113, and the two sets of input terminals 112 and output terminals 113 are respectively located at four sides of the simulation unit module 110 and are used for being electrically connected with the vertically adjacent simulation unit modules 110 and electrically connected with the horizontally adjacent simulation unit modules 110.
As shown in fig. 6, the bottom of the simulation unit module 110 is provided with a limit plug 111, correspondingly, the experiment board 1 is provided with slots 104 in one-to-one butt joint with the limit plugs 111 of each simulation unit module 110, the simulation unit module 110 is fixed on the experiment board 1 by the cooperation of the limit plugs 111 and the slots 104, and the structure of the limit plugs 111 and the slots 104 may be the structure of the memory slots and the structure of the memory bank.
As shown in fig. 6, the operation panel 101 and the display panel 102 are located at the lower part of the experiment board 1, and the operation panel 101 has three remaining sides forming a frame 105 for enclosing the simulation unit module 110.
As shown in fig. 5, further, the input terminal 112 and the output terminal 113 are both made of copper spring plates, the copper spring plates and the side walls of the simulation unit modules 110 form a "V" shape to make them have elasticity, and when two adjacent simulation unit modules 110 are spliced, the "V" shaped copper spring plates are compressed to form a "/" shape, so that the electrical connection between two adjacent simulation unit modules 110 is completed, that is, the two adjacent simulation unit modules 110 are electrically connected by means of elasticity after splicing.
When one of the simulation unit modules 110 is damaged, only the corresponding simulation unit module 110 needs to be removed, and after the removal, as shown in fig. 2, only the corresponding replacement needs to be performed.
The foregoing is merely a preferred embodiment of the invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to limit the invention to other embodiments, and to various other combinations, modifications, and environments and may be modified within the scope of the inventive concept as described herein by the teachings or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (5)
1. The utility model provides a digital circuit experimental box, includes experiment board (1), box (2), install in box (2) experiment board (1), form between experiment board (1) and box (2) one side inner wall and be used for placing receipts line storehouse (3) of experiment wire, experiment board (1) comprises operating panel (101), display panel (102) and emulation panel (103), its characterized in that, emulation panel (103) are formed by a plurality of independent emulation unit module (110) concatenations, and the built-in simulation circuit of every emulation unit module (110), electric connection between two arbitrary adjacent emulation unit module (110).
2. The digital circuit experiment box of claim 1, wherein each simulation unit module (110) is provided with two sets of input terminals (112) and output terminals (113), and the two sets of input terminals (112) and output terminals (113) are respectively located at four sides of the simulation unit module (110) and are used for electrically connecting with the simulation unit modules (110) adjacent to each other up and down and electrically connecting with the simulation unit modules (110) adjacent to each other left and right.
3. The digital circuit experiment box of claim 2, wherein the bottom of the simulation unit module (110) is provided with a limit plug (111), correspondingly, the experiment board (1) is provided with slots (104) which are in one-to-one butt joint with the limit plug (111) of each simulation unit module (110), and the simulation unit modules (110) are fixed on the experiment board (1) through the matching of the limit plugs (111) and the slots (104).
4. The digital circuit experiment box of claim 3, wherein the operation panel (101) and the display panel (102) are located at the lower part of the experiment board (1), and the other three sides of the operation panel (101) form a frame (105) for enclosing the simulation unit module (110).
5. The digital circuit experiment box of claim 4, wherein the input terminal (112) and the output terminal (113) are made of copper spring plates, the copper spring plates and the side walls of the simulation unit modules (110) form a V shape to make them elastic, and when two adjacent simulation unit modules (110) are spliced, the V-shaped copper spring plates are compressed to form a/' shape, thereby completing the electrical connection of the two adjacent simulation unit modules (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920646112.2U CN210155956U (en) | 2019-05-07 | 2019-05-07 | Digital circuit experiment box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920646112.2U CN210155956U (en) | 2019-05-07 | 2019-05-07 | Digital circuit experiment box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210155956U true CN210155956U (en) | 2020-03-17 |
Family
ID=69758549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920646112.2U Expired - Fee Related CN210155956U (en) | 2019-05-07 | 2019-05-07 | Digital circuit experiment box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210155956U (en) |
-
2019
- 2019-05-07 CN CN201920646112.2U patent/CN210155956U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200317 Termination date: 20200507 |