CN209729233U - A kind of single chip microcomputer teaching experiment device - Google Patents
A kind of single chip microcomputer teaching experiment device Download PDFInfo
- Publication number
- CN209729233U CN209729233U CN201920340458.XU CN201920340458U CN209729233U CN 209729233 U CN209729233 U CN 209729233U CN 201920340458 U CN201920340458 U CN 201920340458U CN 209729233 U CN209729233 U CN 209729233U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- printed circuit
- mandril
- support component
- single chip
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of single chip microcomputer teaching experiment devices, including printed circuit board, support component and sucker, the printed circuit board upper surface is evenly arranged with several LED diodes, the four corners of the printed circuit board are each provided with the support component, and the support component can slide vertically along the printed circuit board, the support component runs through the printed circuit board, and its bottom protrudes from the bottom surface of the printed circuit board, and several suckers are provided on the bottom surface of the printed circuit board.Beneficial effect is: can be supported by support component to printed circuit board bottom, so that printed circuit board bottom be avoided to be worn；Printed circuit board can be fixed by sucker when in use, so that its connecting line between single-chip microcontroller be avoided to disconnect, guarantee going on smoothly for experiment.
Description
Technical field
The utility model relates to single chip computer teaching fields, and in particular to a kind of single chip microcomputer teaching experiment device.
Background technique
Single-chip microcontroller is a kind of IC chip, it is equivalent on a Computer systems a to chip
One microcomputer, therefore also referred to as single chip microcontroller.Single chip computer experiment include hardware interface experiment and application experiment,
Wherein hardware interface experiment includes I/O input, exports experiment, and extension input, output are tested, timer/counter experiment etc.,
Middle I/O input, output experiment need to connect the ocular demonstration that output lamp plate carries out program.
Applicants have discovered that at least there is following technical problem in the prior art: existing output lamp plate when in use, holds
It is easily slid on station, not only makes to export the connecting line between lamp plate and single-chip microcontroller and disconnect, but also will cause lamp plate bottom mill
Damage, especially the lamp plate of printed circuit board is easy to cause printed wire to damage for a long time with station friction, influences experiment and drills
Show.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of single chip microcomputer teaching experiment device, with
The output lamp plate bottom for solving single chip computer experiment in the prior art such as is prone to wear at the technical problems.It is provided by the utility model all
Preferred technical solution is included in more technical solutions is supported by bottom of the support component to printed circuit board, to keep away
Exempt from bottom abrasion, while it is fixed by sucker when in use, to avoid in use process, bottom is on station
The technical effects such as abrasion, elaboration as detailed below.
To achieve the above object, the utility model provides following technical scheme:
The utility model provides a kind of single chip microcomputer teaching experiment device, including printed circuit board, support component and sucker,
The printed circuit board upper surface is evenly arranged with several LED diodes, and the four corners of the printed circuit board are each provided with one
A support component, and the support component can slide vertically along the printed circuit board, the support component runs through institute
Printed circuit board is stated, and its bottom protrudes from the bottom surface of the printed circuit board, is arranged on the bottom surface of the printed circuit board
There are several suckers.
Using a kind of above-mentioned single chip microcomputer teaching experiment device, the support component is supported on the bottom of the printed circuit board
Portion, thus avoid rubbing between the printed circuit board bottom and station, it when in use, will be described by the sucker
Printed circuit board is absorbed and fixed in operating table surface, so that printed circuit board be avoided to slide, avoids printed circuit board and single-chip microcontroller
Between connecting line disconnect, thus guarantee experiment go on smoothly.
Preferably, the four corners of the printed circuit board are each provided with a protective case, and the protective case is rubber
Material.
Preferably, the support component includes mandril, ejector pin, spring and pull handle, the mandril runs through the print vertically
Printed circuit board, is provided with ejector pin in the middle part of the mandril, and the ejector pin is perpendicular to running through the mandril, the bottom of the mandril
It is provided with stabilizer blade, the bottom surface of the sucker is higher than the bottom surface of the stabilizer blade, sets between the stabilizer blade and the printed circuit board
It is equipped with spring, and the spring is socketed on the mandril, is provided with pull handle at the top of the mandril.
Preferably, being provided with main sliding slot corresponding with the mandril on the printed circuit board, and the main sliding slot
It extends transversely, the mandril is slidably mounted in the main sliding slot, and the main sliding slot two sides are symmetrically arranged with side chute, and institute
The length for stating side chute is less than the main sliding slot, and the ejector pin protrudes into the side chute, and the side chute shares two sections, wherein
One section of bottom is plane, and depth is less than the plate thickness of the printed circuit board, and another section of bottom is inclined-plane, and the inclined-plane is upward
The upper surface of the printed circuit board is tilted to, the side of the side chute is provided with card slot, and the card slot is located at the side
Sliding slot is close to the side of tilting section.
Preferably, the mandril is the square shaft at four Edge Blend angles.
Preferably, being provided with hemispheric rubber cap at the top of the pull handle.
The utility model has the advantages that 1, the utility model can be supported printed circuit board bottom by support component, to keep away
Exempt from printed circuit board bottom to be worn；
2, printed circuit board can be fixed by sucker, to avoid it between single-chip microcontroller when in use
Connecting line disconnects, and guarantees going on smoothly for experiment.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the main view of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the printed circuit board partial enlarged view of the utility model.
The reference numerals are as follows:
1, printed circuit board；101, main sliding slot；102, side chute；103, card slot；2, LED diode；3, sucker；4, it supports
Component；401, mandril；402, spring；403, ejector pin；404, pull handle；405, rubber cap；406, stabilizer blade；5, protective case.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
As shown in figure 1 to 3, the utility model provides a kind of single chip microcomputer teaching experiment device to ginseng, including printed circuit board 1,
Support component 4 and sucker 3,1 upper surface of printed circuit board are evenly arranged with several LED diodes 2, the printed circuit board
1 four corners are each provided with the support component 4, and the support component 4 can be sliding vertically along the printed circuit board 1
It moves, the support component 4 runs through the printed circuit board 1, and its bottom protrudes from the bottom surface of the printed circuit board 1, institute
It states and is provided with several suckers 3 on the bottom surface of printed circuit board 1.
Preferably, the four corners of the printed circuit board 1 are each provided with a protective case 5, and the protective case 5 is rubber
Glue material matter, so set, being broken when can not only prevent it from falling, but also can convenient for being protected to the quadrangle of printed circuit board 1
It avoids in use, four corners scratch hand.
The support component 4 includes mandril 401, ejector pin 403, spring 402 and pull handle 404, and the mandril 401 runs through vertically
The printed circuit board 1, the middle part of the mandril 401 is provided with ejector pin 403, and the ejector pin 403 is perpendicular to through the top
Bar 401, the bottom of the mandril 401 are provided with stabilizer blade 406, and the bottom surface of the sucker 3 is higher than the bottom surface of the stabilizer blade 406,
Spring 402 is provided between the stabilizer blade 406 and the printed circuit board 1, and the spring 402 is socketed in the mandril 401
On, the top of the mandril 401 is provided with pull handle 404, so set, convenient for by the elastic force of spring 402 that stabilizer blade 406 is downward
Pushing tow, while can make stabilizer blade 406 that there is certain buffering when being contacted with ground when printed circuit board 1 is fallen straight down again
Function.
Main sliding slot 101 corresponding with the mandril 401, and the main sliding slot 101 are provided on the printed circuit board 1
It extends transversely, the mandril 401 is slidably mounted in the main sliding slot 101, and main 101 two sides of sliding slot are symmetrically arranged with side
Sliding slot 102, and the length of the side chute 102 is less than the main sliding slot 101, the ejector pin 403 protrudes into the side chute 102
Interior, the side chute 102 shares two sections, wherein one section of bottom is plane, and depth is less than the plate of the printed circuit board 1
Thickness, another section of bottom is inclined-plane, which is inclined upward to the upper surface of the printed circuit board 1, the side chute 102
Side is provided with card slot, and the card slot is located at the side chute 102 close to the side of tilting section, so set, convenient for needing
When printed circuit board 1 being fixed, make ejector pin 403 along sideslip to one side slip of card slot mandril 401 by pull handle 404
The inclined-plane of slot 102, to make mandril 401 that stabilizer blade 406 be driven to rise, makes 406 bottom surface of stabilizer blade be higher than 3 bottom surface of sucker to moving up, from
And convenient for printed circuit board 1 being fixed in operating table surface by sucker 3, ejector pin 403 completely on move to table on printed circuit board 1
It behind face, is connected in card slot, to carry out position restriction to mandril 401, is avoided in use process, mandril 401 is to sideslip
102 1 side slip of slot causes upwards to jack up sucker 3.
The mandril 401 is the square shaft at four Edge Blend angles, so set, convenient for preventing mandril 401 from turning round in sliding
Turn, to carry out direction restriction to ejector pin 403.
The top of the pull handle 404 is provided with hemispheric rubber cap 405, so set, convenient for making printed circuit board 1 just
It, can be by rubber cap 405 and ground face contact, to be protected to LED diode 2 when face is fallen.
Using the above structure, the support component 4 is supported on the bottom of the printed circuit board 1, to avoid the print
It rubs between 1 bottom of printed circuit board and station, when in use, is adsorbed the printed circuit board 1 by the sucker 3
It is fixed in operating table surface, so that printed circuit board 1 be avoided to slide, avoids the connecting line between printed circuit board 1 and single-chip microcontroller
It disconnects, to guarantee going on smoothly for experiment.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (6)
1. a kind of single chip microcomputer teaching experiment device, it is characterised in that: including printed circuit board (1), support component (4) and sucker
(3), printed circuit board (1) upper surface is evenly arranged with several LED diodes (2), the quadrangle of the printed circuit board (1)
Place is each provided with the support component (4), and the support component (4) can be sliding vertically along the printed circuit board (1)
It moves, the support component (4) runs through the printed circuit board (1), and its bottom protrudes from the bottom of the printed circuit board (1)
Face is provided with several suckers (3) on the bottom surface of the printed circuit board (1).
2. a kind of single chip microcomputer teaching experiment device according to claim 1, it is characterised in that: the printed circuit board (1)
Four corners are each provided with a protective case (5), and the protective case (5) is rubber material.
3. a kind of single chip microcomputer teaching experiment device according to claim 1, it is characterised in that: the support component (4) includes
Mandril (401), ejector pin (403), spring (402) and pull handle (404), the mandril (401) run through the printed circuit board vertically
(1), it is provided with ejector pin (403) in the middle part of the mandril (401), and the ejector pin (403) is perpendicular to through the mandril
(401), the bottom of the mandril (401) is provided with stabilizer blade (406), and the bottom surface of the sucker (3) is higher than the stabilizer blade (406)
Bottom surface is provided with spring (402) between the stabilizer blade (406) and the printed circuit board (1), and the spring (402) covers
It connects on the mandril (401), is provided with pull handle (404) at the top of the mandril (401).
4. a kind of single chip microcomputer teaching experiment device according to claim 3, it is characterised in that: on the printed circuit board (1)
It is provided with main sliding slot (101) corresponding with the mandril (401), and the main sliding slot (101) extends transversely, the mandril
(401) it being slidably mounted in the main sliding slot (101), main sliding slot (101) two sides are symmetrically arranged with side chute (102), and
The length of the side chute (102) is less than the main sliding slot (101), and the ejector pin (403) is protruded into the side chute (102),
The side chute (102) shares two sections, wherein one section of bottom is plane, and depth is less than the plate of the printed circuit board (1)
Thickness, another section of bottom is inclined-plane, which is inclined upward to the upper surface of the printed circuit board (1), the side chute
(102) side is provided with card slot, and the card slot is located at side of the side chute (102) close to tilting section.
5. a kind of single chip microcomputer teaching experiment device according to claim 4, it is characterised in that: the mandril (401) is four sides
The square shaft of rounded corner.
6. a kind of single chip microcomputer teaching experiment device according to claim 5, it is characterised in that: the top of the pull handle (404)
It is provided with hemispheric rubber cap (405).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920340458.XU CN209729233U (en) | 2019-03-18 | 2019-03-18 | A kind of single chip microcomputer teaching experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920340458.XU CN209729233U (en) | 2019-03-18 | 2019-03-18 | A kind of single chip microcomputer teaching experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209729233U true CN209729233U (en) | 2019-12-03 |
Family
ID=68686957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920340458.XU Expired - Fee Related CN209729233U (en) | 2019-03-18 | 2019-03-18 | A kind of single chip microcomputer teaching experiment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209729233U (en) |
-
2019
- 2019-03-18 CN CN201920340458.XU patent/CN209729233U/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: 20191203 Termination date: 20210318 |