CN208256153U - Digital circuit computer test device - Google Patents
Digital circuit computer test device Download PDFInfo
- Publication number
- CN208256153U CN208256153U CN201721863741.8U CN201721863741U CN208256153U CN 208256153 U CN208256153 U CN 208256153U CN 201721863741 U CN201721863741 U CN 201721863741U CN 208256153 U CN208256153 U CN 208256153U
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- CN
- China
- Prior art keywords
- digital circuit
- fixedly connected
- bottom plate
- upper side
- jack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses digital circuit computer test devices, including bottom plate, the right end of the upper side of the bottom plate is successively fixedly installed with computer from top to bottom, power supply and multimeter, the left end of the upper side of the bottom plate is fixedly installed with bread board, the lower end and upper end of the right side of the bread board are plugged with dual trace oscilloscope and digital circuit board respectively, the upper side of the bread board offers square groove, the other end of the connecting rod is fixedly connected with push plate through card slot, the power supply is sequentially connected electrically computer, dual trace oscilloscope and USB jack, the pin grafting USB jack of the digital circuit board, the multimeter is electrically connected digital circuit board, the utility model is designed reasonably, it is easy to use, it is few using instrument, it is at low cost, and pin can be clamped, it prevents from loosening, it can also prevent the jack not used from intaking, prevent reality Component wear is tested, using being widely used.
Description
Technical field
The utility model relates to digital circuit experiment technical fields, specially digital circuit computer test device.
Background technique
When current big or middle college students do digital circuit experiment, bridge detection circuit, A/D conversion circuit, microcontroller are needed
The experimental facilities such as device, decoder and charactron, these equipment prices are more expensive, are difficult to promote in big or middle universities and colleges, and existing
Experimental provision used in bread board, only have bearing function, do not have waterproof clamping function, in an experiment, when water anticipate
When being spilled into the jack of bread board outside, it is easy to influence experimental result or damage analog circuit, therefore, spy proposes the utility model.
Utility model content
The purpose of this utility model is to provide digital circuit computer test devices, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions: digital circuit computer test device, including
Bottom plate, the right end of the upper side of the bottom plate are successively fixedly installed with computer, power supply and multimeter, the bottom plate from top to bottom
The left end of upper side be fixedly installed with bread board, the lower end and upper end of the right side of the bread board are plugged with double tracks respectively and show
Wave device and digital circuit board, the upper side of the bread board offer square groove, offer jack in the middle part of the bottom surface of the square groove, institute
The inner wall for stating jack is fixedly connected with USB jack, and the left end of the bottom surface of the square groove is fixedly connected with block, the bottom surface of the square groove
One end be fixedly connected with cabinet, card slot is offered in the middle part of the upper side of the cabinet, the right side inner wall of the cabinet is fixed
One end of connecting spring, the other end of the spring is fixedly connected with one end of sliding block, and the other end of sliding block is pierced by cabinet, described
The right part of the upper side of sliding block is fixedly connected with one end of connecting rod, and the other end of the connecting rod is fixedly connected with push plate through card slot,
The power supply is sequentially connected electrically computer and dual trace oscilloscope, and the dual trace oscilloscope is electrically connected USB jack, the digital circuit
The pin grafting USB jack of plate, the multimeter are electrically connected digital circuit board.
Preferably, the bottom surface quadrangle of the bottom plate is fixedly installed with idler wheel.
Preferably, the lower part of the right end of the upper side of the bottom plate is fixedly installed with current amplifier, the Current amplifier
Device is electrically connected dual trace oscilloscope.
Preferably, the right side of the block and the left side of sliding block are fixedly connected to gasket.
Compared with prior art, the utility model has the beneficial effects that the utility model passes through the upper side in bottom plate
Right end is successively fixedly installed with computer, power supply and multimeter from top to bottom, the left end of upper side be fixedly installed with bread
Plate, the lower end and upper end of the right side of bread board are plugged with dual trace oscilloscope and digital circuit board, the upper side of bread board respectively
Square groove is offered, offers jack in the middle part of the bottom surface of square groove, the inner wall of jack is fixedly connected with USB jack, power supply is made successively to be electrically connected
Connect computer, dual trace oscilloscope and USB jack, the pin grafting USB jack of the digital circuit board, by the defeated of digital circuit board
Waveform is shown on computers out, reach operation it is convenient, save the purpose of experimental cost, pass through the left side in the bottom surface of square groove
End is fixedly connected with block, and one end of the bottom surface of square groove is fixedly connected with cabinet, offers card slot in the middle part of the upper side of cabinet,
The right side inner wall of cabinet is fixedly connected with one end of spring, and the other end of spring is fixedly connected with one end of sliding block, and sliding block is another
End is pierced by cabinet, fits closely block with sliding block, clamps the pin of digital circuit board, and prevents the jack not used from intaking,
Achieve the purpose that fixed pin and prevent jack from intaking, the utility model is designed reasonably is easy to use, cost few using instrument
It is low, and pin can be clamped, it prevents from loosening, can also prevent the jack not used from intaking, prevent experiment component from damaging, using extensive
It uses.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model cabinet detail view；
Fig. 3 is the utility model box inner structure schematic diagram.
In figure: 1 bottom plate, 2 computers, 3 power supplys, 4 multimeters, 5 bread boards, 6 dual trace oscilloscopes, 7 digital circuit boards, 8 sides
Slot, 9 jacks, 10USB jack, 11 blocks, 12 cabinets, 13 card slots, 14 springs, 15 sliding blocks, 16 connecting rods, 17 push plates, 18 idler wheels, 19
Current amplifier, 20 gaskets.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: digital circuit computer test device, including bottom
Plate 1, the right end of the upper side of the bottom plate 1 is successively fixedly installed with computer 2, power supply 3 and multimeter 4 from top to bottom, described
The left end of the upper side of bottom plate 1 is fixedly installed with bread board 5, and grafting is distinguished in the lower end of the right side of the bread board 5 and upper end
There are dual trace oscilloscope 6 and digital circuit board 7, the upper side of the bread board 5 offers square groove 8, and the square groove 8 uniformly opens up
There are five, jack 9 is offered in the middle part of the bottom surface of five square grooves 8, the inner wall of the jack 9 is fixedly connected with USB jack 10,
The left end of the bottom surface of the square groove 8 is fixedly connected with block 11, and one end of the bottom surface of the square groove 8 is fixedly connected with cabinet 12,
Card slot 13 is offered in the middle part of the upper side of the cabinet 12, the right side inner wall of the cabinet 12 is fixedly connected with the one of spring 14
End, the other end of the spring 14 is fixedly connected with one end of sliding block 15, and the other end of sliding block 15 is pierced by cabinet, the sliding block 15
The right part of upper side be fixedly connected with one end of connecting rod 16, the other end of the connecting rod 16 is fixedly connected with push plate through card slot 13
17, the power supply 3 is sequentially connected electrically computer 2, dual trace oscilloscope 6 and USB jack 10, and the pin of the digital circuit board 7 is inserted
USB jack 10 is connect, the multimeter 4 is electrically connected digital circuit board 7.
Specifically, the bottom surface quadrangle of the bottom plate 1 is fixedly installed with idler wheel for the ease of mobile the utility model
18。
Specifically, for the ease of observing output waveform situation of change, the lower part of the right end of the upper side of the bottom plate 1 is solid
Dingan County is equipped with current amplifier 19, and the current amplifier 19 is electrically connected dual trace oscilloscope 6.
Specifically, jack 9 is intake in order to prevent, guarantee the airtightness between block 11 and sliding block 15, the block 11
Right side and the left side of sliding block 15 are fixedly connected to gasket 20.
Working principle: when using the utility model, the utility model is fixedly connected, spring 14 pushes cunning to the left at this time
Block 15, fit closely the right side of block 11 with the left side of sliding block 15 together with, prevent jack 9 intake, push away to the right
Plate 17, then sliding block 15 moves right, and jack 9 is opened, will be in the pin of digital circuit board 7 insertion USB jack 10 and digital circuit
Plate 7 is electrically connected USB jack 10, opens power supply 3, then dual trace oscilloscope 6 measures the output waveform of digital circuit board 7, and is calculating
It is shown on machine 2, by the way that the pin of digital circuit board 7 to be inserted into different USB jacks 10, that is, can measure the defeated of different frequency
Waveform out, the utility model is designed reasonably is easy to use, few using instrument, at low cost, and can clamp pin, prevents from loosening,
It can also prevent the jack not used from intaking, prevent experiment component from damaging, using being widely used.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. digital circuit computer test device, including bottom plate (1), it is characterised in that: the right end of the upper side of the bottom plate (1)
It is successively fixedly installed with computer (2), power supply (3) and multimeter (4), the left end of the upper side of the bottom plate (1) from top to bottom
It is fixedly installed with bread board (5), the lower end and upper end of the right side of the bread board (5) are plugged with dual trace oscilloscope (6) respectively
It offers square groove (8) with the upper side of digital circuit board (7), the bread board (5), is opened up in the middle part of the bottom surface of the square groove (8)
Have jack (9), the inner wall of the jack (9) is fixedly connected USB jack (10), and the left end of the bottom surface of the square groove (8) is fixed to be connected
It is connected to block (11), one end of the bottom surface of the square groove (8) is fixedly connected with cabinet (12), the upper side of the cabinet (12)
Middle part offers card slot (13), and the right side inner wall of the cabinet (12) is fixedly connected with one end of spring (14), the spring (14)
The other end be fixedly connected with one end of sliding block (15), and the other end of sliding block (15) is pierced by cabinet, the upside of the sliding block (15)
The right part in face is fixedly connected with one end of connecting rod (16), and the other end of the connecting rod (16) is fixedly connected with push plate through card slot (13)
(17), the power supply (3) is sequentially connected electrically computer (2), dual trace oscilloscope (6) and USB jack (10), the digital circuit board
(7) pin grafting USB jack (10), the multimeter (4) are electrically connected digital circuit board (7).
2. digital circuit computer test device according to claim 1, it is characterised in that: the bottom surface of the bottom plate (1)
Quadrangle is fixedly installed with idler wheel (18).
3. digital circuit computer test device according to claim 1, it is characterised in that: the upside of the bottom plate (1)
The lower part of the right end in face is fixedly installed with current amplifier (19), and the current amplifier (19) is electrically connected dual trace oscilloscope (6).
4. digital circuit computer test device according to claim 1, it is characterised in that: the right side of the block (11)
Face and the left side of sliding block (15) are fixedly connected to gasket (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721863741.8U CN208256153U (en) | 2017-12-27 | 2017-12-27 | Digital circuit computer test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721863741.8U CN208256153U (en) | 2017-12-27 | 2017-12-27 | Digital circuit computer test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208256153U true CN208256153U (en) | 2018-12-18 |
Family
ID=64619147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721863741.8U Expired - Fee Related CN208256153U (en) | 2017-12-27 | 2017-12-27 | Digital circuit computer test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208256153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999939A (en) * | 2019-04-01 | 2019-07-12 | 邓依诺 | A kind of middle school student's physical circuit experimental bench |
-
2017
- 2017-12-27 CN CN201721863741.8U patent/CN208256153U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999939A (en) * | 2019-04-01 | 2019-07-12 | 邓依诺 | A kind of middle school student's physical circuit experimental bench |
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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 |
Granted publication date: 20181218 Termination date: 20201227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |