CN203798091U - Special electronic drying box for hearing aid - Google Patents
Special electronic drying box for hearing aid Download PDFInfo
- Publication number
- CN203798091U CN203798091U CN201420164459.0U CN201420164459U CN203798091U CN 203798091 U CN203798091 U CN 203798091U CN 201420164459 U CN201420164459 U CN 201420164459U CN 203798091 U CN203798091 U CN 203798091U
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- indicator lamp
- pin
- chip microcomputer
- box body
- drying
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Abstract
The utility model relates to a special electronic drying box for a hearing aid. The drying box is of a star-shaped box body. A storage battery and a circuit board are mounted in the lower portion of the box body. A partition plate and a heat conducting plate are disposed in the middle of the box body. A heating wire is mounted between the partition plate and the heat conducting plate. A drying table is arranged on the upper portion of the box body, a storage groove which is concave is formed in the middle of the drying table, and a temperature sensor is attached to the lower portion of the storage groove closely. A first indicating light, a second indicating light, a third indicating light and a change-over switch are arranged on the drying table. The upper portion of the start-shaped box body is covered with a cap which is provided with a plurality of through holes. The special electronic drying box for the hearing aid adopts 5V direct-current safety voltage as an energy source for heating to dry the hearing aid inside and is energy saving, safe and highly reliable. Since a single-chip microcomputer is utilized to realize temperature control intelligently, control precision is improved effectively. Besides, the drying box is simple in structure, attractive in appearance, low in cost for production in batch and suitable to prompt in the marketing.
Description
Technical field
The utility model relates to a kind of drying device, in particular for the audiphone special electronic drying box of electronic product desiccant dehumidification.
Background technology
At present, the drying box of selling on market adopts 220V high pressure heat drying, and poor safety performance, without excess temperature power-off protection apparatus; often occur that electronic product heats because of transition the phenomenon of damaging, in addition, its control accuracy is inaccurate; volume is large, and cost is high, is not easy to audiphone and promotes the use of on a large scale.
Utility model content
In order to solve existing drying box poor safety performance and expensive problem, the utility model provides a kind of audiphone special electronic drying box, and this audiphone special electronic drying box use 5V direct current safe voltage provides the energy of dry heat, energy-saving safety, reliability is high, and can utilize Intelligent Single-Chip Based temperature control, effectively improve control accuracy, in addition, this drying box features simple structure, exquisite appearance, when production in enormous quantities, cost is lower, is adapted at promoting the use of on market.
The utility model solves the technical scheme that its technical problem adopts: this audiphone special electronic drying box comprises indicator lamp I, indicator lamp II, storage trough, temperature sensor, indicator lamp III, change-over switch, lid, drying table, circuit board, battery, dividing plate, heater strip, heat-conducting plate and through hole, this audiphone special electronic drying box is provided with the box body of a star, the bottom of box body is provided with battery and circuit board, can provide+5V of battery dc source, the middle part of box body is provided with dividing plate and heat-conducting plate, between dividing plate and heat-conducting plate, heater strip is installed, the top of box body is drying table, drying table middle part is provided with the storage trough of indent arc, be used for placing electronic product to be dried, the bottom of storage trough is close to and is provided with temperature sensor, the temperature of detected electrons product in time, prevent from damaging because crossing heating, described drying table top is provided with indicator lamp I, indicator lamp II, indicator lamp III and change-over switch, indicator lamp I, indicator lamp II, indicator lamp III is light emitting diode, the top coupling of described star box body is provided with lid, has some through holes on lid, is convenient to ventilate and loose wetting.
On described circuit board, single-chip microcomputer is installed, the model of single-chip microcomputer is STC12C5201AD, connect+5V of pin 16 dc source of single-chip microcomputer, and pin 8 ground connection, pin 1 is reset pin, by the rear ground connection of resistance R 1; Pin 4 and the pin 5 of single-chip microcomputer are connected with crystal oscillator, and the two ends of crystal oscillator are respectively through capacitor C 1 and capacitor C 2 ground connection; The pin 13 of single-chip microcomputer is connected with the negative electrode of indicator lamp I by resistance R 2, pin 15 is connected with the negative electrode of indicator lamp II by resistance R 3, pin 9 is connected with the negative electrode of indicator lamp III by resistance R 4, and the anode of indicator lamp I, indicator lamp II, indicator lamp III is connected, then connect+5V dc source; The pin 7 of single-chip microcomputer is connecting one end of change-over switch; the other end ground connection of change-over switch; the pin 10 of single-chip microcomputer is connecting the output of temperature sensor; the pin 6 of single-chip microcomputer is connected with the base stage of triode; the grounded emitter of triode, colelctor electrode connecting successively heater strip, protective resistance R5 and+5V dc source.
While using this audiphone special electronic drying box, electronic product to be dried is put into storage trough, the temperature of temperature sensor detected electrons product, if electronic product is moister, temperature is lower, temperature sensor is delivered to temperature signal in single-chip microcomputer, the pin 6 of single-chip microcomputer is exported high level, makes triode conducting, and+5V dc source is powered to heater strip, indicator lamp I is bright, just show that, at heated condition, after heating wire is overheated, temperature sensor is sent temperature signal into single-chip microcomputer again, single-chip microcomputer is analyzed as calculated, and triode is closed; In addition, change-over switch can and suspend between two states in heating and switch, corresponding indicator lamp I and indicator lamp II respectively, if make a mistake in single-chip microcomputer inside or power supply mistake, indicator lamp III flashes, and reminds in time.
The beneficial effects of the utility model are, this audiphone special electronic drying box uses 5V direct current safe voltage that the energy of dry heat is provided, energy-saving safety, reliability is high, and can utilize Intelligent Single-Chip Based temperature control, effectively improve control accuracy, in addition, this drying box features simple structure, exquisite appearance, when production in enormous quantities, cost is lower, is adapted at promoting the use of on market.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is structural principle schematic diagram of the present utility model.
Fig. 2 is top view of the present utility model.
Fig. 3 is circuit catenation principle schematic diagram of the present utility model.
In figure, 1. indicator lamp I, 2. indicator lamp II, 3. storage trough, 4. temperature sensor, 5. indicator lamp III, 6. change-over switch, 7. lid, 8. drying table, 9. circuit board, 10. battery, 11. dividing plates, 12. heater strips, 13. heat-conducting plates, 14. through holes.
Detailed description of the invention
In Fig. 1, this drying box comprises indicator lamp I1, indicator lamp II2, storage trough 3, temperature sensor 4, indicator lamp III5, change-over switch 6, lid 7, drying table 8, circuit board 9, battery 10, dividing plate 11, heater strip 12, heat-conducting plate 13 and through hole 14, this drying box is provided with the box body of a star, the bottom of box body is provided with battery 10 and circuit board 9, can provide+5V of battery 10 dc source, the middle part of box body is provided with dividing plate 11 and heat-conducting plate 13, between dividing plate 11 and heat-conducting plate 13, heater strip 12 is installed, the top of box body is drying table 8, drying table 8 middle parts are provided with the storage trough 3 of indent arc, be used for placing electronic product to be dried, the bottom of storage trough 3 is close to and is provided with temperature sensor 4, the temperature of detected electrons product in time, prevent from damaging because crossing heating, described drying table 8 tops are provided with indicator lamp I1, indicator lamp II2, indicator lamp III5 and change-over switch 6, indicator lamp I1, indicator lamp II2, indicator lamp III5 is light emitting diode, the top coupling of described star box body is provided with lid 7, has some through holes 14 on lid 7, is convenient to ventilate and loose wetting.
On described circuit board 9, single-chip microcomputer is installed, the model of single-chip microcomputer is STC12C5201AD, connect+5V of pin 16 dc source of single-chip microcomputer, and pin 8 ground connection, pin 1 is reset pin, by the rear ground connection of resistance R 1; Pin 4 and the pin 5 of single-chip microcomputer are connected with crystal oscillator, and the two ends of crystal oscillator are respectively through capacitor C 1 and capacitor C 2 ground connection; The pin 13 of single-chip microcomputer is connected with the negative electrode of indicator lamp I1 by resistance R 2, pin 15 is connected with the negative electrode of indicator lamp II2 by resistance R 3, pin 9 is connected with the negative electrode of indicator lamp III5 by resistance R 4, the anode of indicator lamp I1, indicator lamp II2, indicator lamp III5 is connected, then connect+5V dc source; The pin 7 of single-chip microcomputer is connecting one end of change-over switch 6; the other end ground connection of change-over switch 6; the pin 10 of single-chip microcomputer is connecting the output of temperature sensor 4; the pin 6 of single-chip microcomputer is connected with the base stage of triode; the grounded emitter of triode, colelctor electrode connecting successively heater strip 12, protective resistance R5 and+5V dc source.
While using this audiphone special electronic drying box, electronic product to be dried is put into storage trough 3, the temperature of temperature sensor 4 detected electrons products, if electronic product is moister, temperature is lower, temperature sensor 4 is delivered to temperature signal in single-chip microcomputer, the pin 6 of single-chip microcomputer is exported high level, makes triode conducting, and+5V dc source is powered to heater strip 12, indicator lamp I1 is bright, just show that, at heated condition, after heating wire 12 is overheated, temperature sensor 4 is sent temperature signal into single-chip microcomputer again, single-chip microcomputer is analyzed as calculated, and triode is closed; In addition, change-over switch 6 can and suspend between two states in heating and switch, corresponding indicator lamp I1 and indicator lamp II2 respectively, if make a mistake in single-chip microcomputer inside or power supply mistake, indicator lamp III5 flashes, and reminds in time.
Claims (3)
1. audiphone special electronic drying box, this drying box comprises indicator lamp I (1), indicator lamp II (2), storage trough (3), temperature sensor (4), indicator lamp III (5), change-over switch (6), lid (7), drying table (8), circuit board (9), battery (10), dividing plate (11), heater strip (12), heat-conducting plate (13) and through hole (14), it is characterized in that, this drying box is provided with the box body of a star, the bottom of box body is provided with battery (10) and circuit board (9), the middle part of box body is provided with dividing plate (11) and leads x hot plate (13), between dividing plate (11) and heat-conducting plate (13), heater strip (12) is installed, the top of box body is drying table (8), drying table (8) middle part is provided with the storage trough (3) of indent arc, the bottom of storage trough (3) is close to and is provided with temperature sensor (4), and described drying table (8) top is provided with indicator lamp I (1), indicator lamp II (2), indicator lamp III (5) and change-over switch (6), indicator lamp I (1), indicator lamp II (2), indicator lamp III (5) is light emitting diode.
2. audiphone special electronic drying box according to claim 1, is characterized in that, the top coupling of described star box body is provided with lid (7), has some through holes (14) on lid (7).
3. audiphone special electronic drying box according to claim 1, it is characterized in that, described circuit board is provided with single-chip microcomputer on (9), the model of single-chip microcomputer is STC12C5201AD, connect+5V of pin 16 dc source of single-chip microcomputer, pin 8 ground connection, pin 1 is reset pin, by the rear ground connection of resistance R 1; Pin 4 and the pin 5 of single-chip microcomputer are connected with crystal oscillator, and the two ends of crystal oscillator are respectively through capacitor C 1 and capacitor C 2 ground connection; The pin 13 of single-chip microcomputer is connected with the negative electrode of indicator lamp I (1) by resistance R 2, pin 15 is connected with the negative electrode of indicator lamp II (2) by resistance R 3, pin 9 is connected with the negative electrode of indicator lamp III (5) by resistance R 4, the anode of indicator lamp I (1), indicator lamp II (2), indicator lamp III (5) is connected, then connect+5V dc source; The pin 7 of single-chip microcomputer is connecting one end of change-over switch (6); the other end ground connection of change-over switch (6); the pin 10 of single-chip microcomputer is connecting the output of temperature sensor (4); the pin 6 of single-chip microcomputer is connected with the base stage of triode; the grounded emitter of triode, colelctor electrode connecting successively heater strip (12), protective resistance R5 and+5V dc source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420164459.0U CN203798091U (en) | 2014-04-04 | 2014-04-04 | Special electronic drying box for hearing aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420164459.0U CN203798091U (en) | 2014-04-04 | 2014-04-04 | Special electronic drying box for hearing aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203798091U true CN203798091U (en) | 2014-08-27 |
Family
ID=51380296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420164459.0U Expired - Fee Related CN203798091U (en) | 2014-04-04 | 2014-04-04 | Special electronic drying box for hearing aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203798091U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108435504A (en) * | 2018-05-30 | 2018-08-24 | 厦门华联电子科技有限公司 | A kind of electronic dry box automatic assembling machine |
-
2014
- 2014-04-04 CN CN201420164459.0U patent/CN203798091U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108435504A (en) * | 2018-05-30 | 2018-08-24 | 厦门华联电子科技有限公司 | A kind of electronic dry box automatic assembling machine |
| CN108435504B (en) * | 2018-05-30 | 2024-01-05 | 厦门华联电子科技有限公司 | Automatic assembly machine for electronic drying box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20160404 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |