CN202838338U - Portable foreign exchange rate conversion querier - Google Patents
Portable foreign exchange rate conversion querier Download PDFInfo
- Publication number
- CN202838338U CN202838338U CN 201220576924 CN201220576924U CN202838338U CN 202838338 U CN202838338 U CN 202838338U CN 201220576924 CN201220576924 CN 201220576924 CN 201220576924 U CN201220576924 U CN 201220576924U CN 202838338 U CN202838338 U CN 202838338U
- Authority
- CN
- China
- Prior art keywords
- query key
- query
- foreign exchange
- exchange rate
- rate conversion
- 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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- Cash Registers Or Receiving Machines (AREA)
- Calculators And Similar Devices (AREA)
Abstract
The utility model discloses a portable foreign exchange rate conversion querier. Nowadays, a great number of people need to query foreign exchange rates, and most people need to go to a bank or surf the internet for querying, but some people are inconvenient to go to the bank for querying and some cannot surf the internet or are inconvenient to surf the internet, so that the conventional query mode causes much inconvenience for people. The portable foreign exchange rate conversion querier consists of an outer shell (1), wherein a singlechip (2) is installed inside the outer shell and is connected with a memory (3), a voltage transformation circuit (4) and an exchange circuit (5); the voltage transformation circuit is connected with a power supply (6) or a storage battery (7); the memory is connected with a USB (Universal Series Bus) interface (8); the exchange circuit is connected with a hand-writing display screen (9); the singlechip is connected with a controller (10); the exchange circuit is connected with a keyboard (11); and the singlechip is connected with a communication chip. The portable foreign exchange rate conversion querier is used for querying the foreign exchange rate in real time.
Description
Technical field:
The utility model relates to a kind of portable foreign exchange rate conversion query device.
Background technology:
Need now inquiry foreign exchange rate people a lot, when inquiry, need to arrive bank or online, but the somebody be inconvenient to inquire about to bank, go back the somebody and can not surf the Net or be inconvenient to surf the Net, the existing mode of searching has been brought inconvenience to people.
Summary of the invention:
The purpose of this utility model provides a kind of easy to carry, simple portable foreign exchange rate conversion query device of inquiry.
Above-mentioned purpose realizes by following technical scheme:
A kind of portable foreign exchange rate conversion query device, its composition comprises: shell body, in the described shell body single-chip microcomputer is housed, described single-chip microcomputer connected storage, transforming circuit and switched circuit, described transforming circuit connects power supply or accumulator, and described storer connects USB interface, described switched circuit connects handwriting display screen, described single-chip microcomputer connects controller, and described switched circuit connects keyboard, described single-chip microcomputer connecting communication chip.
Described portable foreign exchange rate conversion query device, described keyboard comprises Hongkong dollar query key, dollar query key, Euro query key, rouble query key, yen query key and other currency query key, described Hongkong dollar query key, described dollar of query key, described Euro of query key, described rouble query key, described yen of query key, described other currency query key all connect described switched circuit.
Described portable foreign exchange rate conversion query device, described shell body one side has web member, and described web member connects writing pencil by connecting line.
Beneficial effect:
1. the utility model volume is little, lightweight, easy to carry, only has mobile phone size, can be put in the bag of carrying get final product, can find the real-time exchange rate by surfing the Net and changes.
2. the utility model inner structure is compact, multiple functional, inquiry is convenient.
3. the super large hand-written screen that the utlity model has can be provided convenience to the larger crowd of age age ratio, is convenient to inquiry.
Description of drawings:
Accompanying drawing 1 is the structural representation of this product.
Accompanying drawing 2 is cut-open views of accompanying drawing 1.
Accompanying drawing 3 is with the cut-open view of accumulator in the accompanying drawing 1.
Embodiment:
Embodiment 1:
A kind of portable foreign exchange rate conversion query device, its composition comprises: shell body 1, single-chip microcomputer 2 is housed in the described shell body, described single-chip microcomputer connected storage 3, transforming circuit 4 and switched circuit 5, described transforming circuit connects power supply 6 or accumulator 7, and described storer connects USB interface 8, described switched circuit connects handwriting display screen 9, described single-chip microcomputer connects controller 10, and described switched circuit connects keyboard 11, described single-chip microcomputer connecting communication chip.
Embodiment 2:
Embodiment 3:
Embodiment 4:
Claims (3)
1. portable foreign exchange rate conversion query device, its composition comprises: shell body, it is characterized in that: in the described shell body single-chip microcomputer is housed, described single-chip microcomputer connected storage, transforming circuit and switched circuit, described transforming circuit connects power supply or accumulator, and described storer connects USB interface, described switched circuit connects handwriting display screen, described single-chip microcomputer connects controller, and described switched circuit connects keyboard, described single-chip microcomputer connecting communication chip.
2. portable foreign exchange rate conversion query device according to claim 1, it is characterized in that: described keyboard comprises Hongkong dollar query key, dollar query key, Euro query key, rouble query key, yen query key and other currency query key, described Hongkong dollar query key, described dollar of query key, described Euro of query key, described rouble query key, described yen of query key, described other currency query key all connect described switched circuit.
3. portable foreign exchange rate conversion query device according to claim 1 and 2, it is characterized in that: described shell body one side has web member, and described web member connects writing pencil by connecting line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220576924 CN202838338U (en) | 2012-11-05 | 2012-11-05 | Portable foreign exchange rate conversion querier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220576924 CN202838338U (en) | 2012-11-05 | 2012-11-05 | Portable foreign exchange rate conversion querier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202838338U true CN202838338U (en) | 2013-03-27 |
Family
ID=47949990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220576924 Expired - Fee Related CN202838338U (en) | 2012-11-05 | 2012-11-05 | Portable foreign exchange rate conversion querier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202838338U (en) |
-
2012
- 2012-11-05 CN CN 201220576924 patent/CN202838338U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20131105 |