CN208622090U - Mathematical formulae electronic memory - Google Patents
Mathematical formulae electronic memory Download PDFInfo
- Publication number
- CN208622090U CN208622090U CN201821468909.XU CN201821468909U CN208622090U CN 208622090 U CN208622090 U CN 208622090U CN 201821468909 U CN201821468909 U CN 201821468909U CN 208622090 U CN208622090 U CN 208622090U
- Authority
- CN
- China
- Prior art keywords
- storage chamber
- shell
- charging plug
- battery
- electronic memory
- 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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- Electrically Operated Instructional Devices (AREA)
Abstract
The utility model discloses a kind of mathematical formulae electronic memories, including shell, battery, control chip and memory are provided in the shell, the one side of shell is provided with display screen, the battery, memory and display screen are electrically connected with control chip, the battery is connected with charging cable, the charging cable is connected with charging plug, storage chamber is provided on the outside of the shell, the charging plug is located in storage chamber, the storage chamber has one for taking out the port of charging plug, is provided with dismountable hush panel at the port.All mathematical formulaes of some study stage such as senior middle school, university can be stored entirely in memory by this electronic memory, student does not need flipbook when inquiring, inquiry is more convenient, and this electronic memory weight ratio books are light, volume can control in lesser range, easy to carry.
Description
Technical field
The utility model belongs to study ancillary equipment field, especially a kind of mathematical formulae electronic memory.
Background technique
Very more formula, the formula that few students can will learn can be used in senior middle school, College Maths learning process
All remember, needs flipbook to inquire when needing using these formula, it is not of the same grade using different mathematics books, each grade number
It learns and all has recorded many formula on book, when inquiring the formula learned in the past, it is necessary to used mathematics book before first finding, than
It is cumbersome.
Utility model content
The purpose of this utility model is to provide a kind of mathematical formulae electronic memories, are exclusively used in storage mathematical formulae, side
Just the inquiry of mathematical formulae.
Purpose of the utility model is realized as follows: mathematical formulae electronic memory, including shell, set in the shell
It is equipped with battery, control chip and memory, the one side of shell and is provided with display screen, the battery, memory and display
Screen is electrically connected with control chip, and the battery is connected with charging cable, and the charging cable is connected with charging plug, the shell
Outside is provided with storage chamber, and the charging plug is located in storage chamber, and there is the storage chamber one to be used to take out charging plug
Port, be provided with dismountable hush panel at the port.
Further, pull rod is provided in the storage chamber, one end of the pull rod is provided with locating piece, the hush panel
The other end of pull rod is set, and the outer wall of the locating piece and the inner wall of storage chamber are slidably matched, and embedded with elasticity in locating piece
Rubber block is provided with the jack matched with charging plug, the charging plug and elastic block rubber on the elastic block rubber
Jack plug connection, the port of the hush panel and storage chamber is fastened and connected.
Further, the charging cable is wrapped on pull rod.
Further, one end of the shell is provided with hanging plate, is provided with hanging hole on the hanging plate.
Further, the control chip is single-chip microcontroller.
The beneficial effects of the utility model are: this electronic memory can be by some study stage such as senior middle school, university
All mathematical formulaes are stored entirely in memory, and student does not need flipbook when inquiring, inquiry is more convenient, and this Electronic saving
Device weight ratio books are light, and volume can control in lesser range, easy to carry.
Detailed description of the invention
Fig. 1 is the schematic front view appearance schematic top plan view of the utility model.
Fig. 2 is to overlook schematic cross-sectional view.
Fig. 3 is the electrical connection schematic diagram of electrical component.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2 and Figure 3, the mathematical formulae electronic memory of the utility model, including shell 1, the shell 1
It is inside provided with battery 2, control chip 3 and memory 4, the one side of shell 1 is provided with display screen 5, the battery 2, storage
Device 4 and display screen 5 are electrically connected with control chip 3, and the battery 2 is connected with charging cable 6, and the charging cable 6, which is connected with, to be filled
Plug 7, the outside of the shell 1 are provided with storage chamber 8, and the charging plug 7 is located in storage chamber 8, and the storage chamber 8 has
There is one for taking out the port of charging plug 7, is provided with dismountable hush panel 9 at the port.
For shell 1 using the plastic shell of cuboid, concrete shape and size are referred to conventional mobile phone or calculator.
Battery 2 is used to power for each electronic component, and conventional lithium battery or nickel-metal hydride battery can be used.Control chip 3 is each for controlling
The reading and display of the power on/off and data of a electronic component can specifically use model STM8L101F2 or STM8L
The single-chip microcontroller of other serial models.Conventional LED display can be used in display screen 5, can also use existing touch display screen,
For showing formula.Memory 4 is for storing mathematical formulae, and the model M25P40-VMN6TP of use, memory space is according to tool
Body demand determines, can be 16M or 32M etc..In order to facilitate the charging of battery 2, battery 2 is connected to charging plug 7；In order to anti-
Only charging plug 7 is lost, and charging plug 7 is connected by charging cable 6 with battery 2, does not need that charging jack is arranged on shell 1,
Good waterproof performance.Storage chamber 8 is used for the storage of charging plug 7, when charging, opens hush panel 9, charging plug 7 is taken out, charged
Afterwards, charging plug 7 is put into storage chamber 8, loads onto hush panel 9.
For the ease of the pick-and-place of charging plug 7, and charging plug 7 is steadily stored, is provided with drawing in the storage chamber 8
Bar 10, one end of the pull rod 10 are provided with locating piece 11, and the other end of pull rod 10, the positioning is arranged in the hush panel 9
The outer wall of block 11 and the inner wall of storage chamber 8 are slidably matched, and elastic block rubber 12, the elastic block rubber are embedded in locating piece 11
It is provided with the jack matched with charging plug 7 on 12, the jack plug connection of the charging plug 7 and elastic block rubber 12,
Hush panel 9 is the plastic plate with certain elasticity, and the hush panel 9 and the port of storage chamber 8 are fastened and connected.In order to deposit in an orderly manner
Charging cable 6 is put, charging cable 6 is wrapped on pull rod 10.Locating piece 11 is the unit of plastic of cuboid.Elastic block rubber 12 has
Elasticity after the inserted sheet of charging plug 7 is inserted into the jack of elastic block rubber 12, can make charging plug 7 keep stablizing.For convenience
Hush panel 9 is removed, can be arranged in the lateral surface of hush panel 9 and shake hands.When charging, hush panel 9 is removed, pulls out hush panel 9, it will
Pull rod 10, locating piece 11 and charging plug 7 all pull out, and can remove charging plug 7 and charge, will after charging complete
Charging cable 6 is wrapped on pull rod 10, and locating piece 11 is put by the jack of the inserted sheet insertion elastic block rubber 12 of charging plug 7
Storage chamber 8 pushes hush panel 9, makes locating piece 11 towards 8 internal motion of storage chamber, until hush panel 9 is buckled in the end of storage chamber 8
Mouthful.
One end of the shell 1 is provided with hanging plate 14, is provided with hanging hole on the hanging plate 14.It can be by this electronic memory
It hangs on the hook of wall, facilitates preservation when not in use.
All mathematical formulaes of some study stage such as senior middle school, university can be stored entirely in and deposit by this electronic memory
In reservoir, student does not need flipbook when inquiring, and inquires more convenient, and this electronic memory weight ratio books are light, and volume can be with
Control is easy to carry in lesser range.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (5)
1. mathematical formulae electronic memory, it is characterised in that: including shell (1), battery (2), control are provided in the shell (1)
Coremaking piece (3) and memory (4), the one side of shell (1) are provided with display screen (5), the battery (2), memory (4) with
And display screen (5) is electrically connected with control chip (3), the battery (2) is connected with charging cable (6), charging cable (6) connection
Have charging plug (7), be provided with storage chamber (8) on the outside of the shell (1), the charging plug (7) is located at storage chamber (8)
Interior, the storage chamber (8) has one for taking out the port of charging plug (7), is provided with dismountable envelope at the port
Oralia (9).
2. mathematical formulae electronic memory according to claim 1, it is characterised in that: be provided in the storage chamber (8)
One end of pull rod (10), the pull rod (10) is provided with locating piece (11), and the hush panel (9) is arranged in the another of pull rod (10)
End, the inner wall of the outer wall and storage chamber (8) of the locating piece (11) are slidably matched, and elastic block rubber is embedded in locating piece (11)
(12), the jack matched with charging plug (7), the charging plug (7) and bullet are provided on the elastic block rubber (12)
The jack plug connection of property rubber block (12), the hush panel (9) and the port of storage chamber (8) are fastened and connected.
3. mathematical formulae electronic memory according to claim 2, it is characterised in that: the charging cable (6) is wrapped in drawing
On bar (10).
4. mathematical formulae electronic memory according to claim 1,2 or 3, it is characterised in that: one end of the shell (1)
It is provided with hanging plate (14), is provided with hanging hole on the hanging plate (14).
5. mathematical formulae electronic memory according to claim 1,2 or 3, it is characterised in that: the control chip (3) is
Single-chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821468909.XU CN208622090U (en) | 2018-09-07 | 2018-09-07 | Mathematical formulae electronic memory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821468909.XU CN208622090U (en) | 2018-09-07 | 2018-09-07 | Mathematical formulae electronic memory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208622090U true CN208622090U (en) | 2019-03-19 |
Family
ID=65717209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821468909.XU Expired - Fee Related CN208622090U (en) | 2018-09-07 | 2018-09-07 | Mathematical formulae electronic memory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208622090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113205711A (en) * | 2021-04-09 | 2021-08-03 | 重庆三峡学院 | Intelligent interactive publicity column for ideological and political education and use method thereof |
-
2018
- 2018-09-07 CN CN201821468909.XU patent/CN208622090U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113205711A (en) * | 2021-04-09 | 2021-08-03 | 重庆三峡学院 | Intelligent interactive publicity column for ideological and political education and use method thereof |
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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: 20190319 Termination date: 20190907 |