CN204354639U - Intelligent sitting posture reminds pen - Google Patents
Intelligent sitting posture reminds pen Download PDFInfo
- Publication number
- CN204354639U CN204354639U CN201420834462.9U CN201420834462U CN204354639U CN 204354639 U CN204354639 U CN 204354639U CN 201420834462 U CN201420834462 U CN 201420834462U CN 204354639 U CN204354639 U CN 204354639U
- Authority
- CN
- China
- Prior art keywords
- pen
- resistance
- sitting posture
- penholder
- switch
- 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
A kind of Intelligent sitting posture of the utility model reminds that pen is a kind of multifunctional pen, particularly a kind of pen for sitting posture prompting, be applicable to learn at ordinary times, in the course of work because of overlong time, cause the occasion that abnormal sitting posture is true.Comprise penholder, nib, the pen cap and pen core, it is characterized in that: be provided with distance-sensor and LED on penholder top, penholder is also provided with loudspeaker; Penholder is built with circuit board, and described circuit board is provided with power supply, logic circuit and switch, and LED, distance-sensor and switch are connected with logic circuit respectively; The pen cap is equipped with becket, matches with switch.By modularized design, distance-sensor, LED, loudspeaker, switch and logic circuit integrate, power acquisition button cell, and it is convenient to change.Sitting posture prompting function and pen are integrated, be convenient for carrying, cost is low, is applicable to promoting, using.
Description
Technical field
A kind of Intelligent sitting posture of the utility model reminds that pen is a kind of multifunctional pen, particularly a kind of pen for sitting posture prompting, be applicable to learn at ordinary times, in the course of work because of overlong time, cause the occasion that abnormal sitting posture is true.
Background technology
Existing valuable product of reminding study sitting posture, is unfavorable for carrying in the market.Some users then adopt the conventional products such as correction belt, allow user produce discomfort, thus impact learns normally, work, and effect is not very large.Thus, lack a kind ofly to be convenient for carrying, low price, intelligent correcting sitting posture equipment.
utility model object
The purpose of this utility model provides a kind of Intelligent sitting posture to remind pen for above-mentioned weak point, and utilize the portability of pen, distance-sensor, light and voice etc. are integrated, handled easily, and cost is low.
The utility model Intelligent sitting posture reminds pen to be achieved through the following technical solutions: Intelligent sitting posture reminds pen to comprise penholder, nib, the pen cap and pen core, is provided with distance-sensor and LED, penholder is also provided with loudspeaker on penholder top; Penholder is built with circuit board, and described circuit board is provided with power supply, logic circuit and switch, and LED, distance-sensor and switch are connected with logic circuit respectively; The pen cap is equipped with becket, matches with switch.
Described logic circuit comprises voltage comparator, transistor, relay, the first resistance, the second resistance, adjustable resistance and crystal diode, one end of first resistance is connected with power supply, the other end of the first resistance is connected with one end of adjustable resistance, adjustable resistance other end ground connection; Second resistance, transistor are connected with crystal diode order; One end of second resistance is connected with the emitter-base bandgap grading of transistor, the second resistance other end ground connection; Crystal diode one termination power, the colelctor electrode of transistor is connected with the other end of crystal diode and relay, and relay and crystal diode are in parallel; The inverting input of voltage comparator is connected with adjustable resistance, and the in-phase input end of voltage comparator is connected with distance-sensor, and the output of voltage comparator is connected with the base stage of transistor; Loudspeaker are connected with relay with LED.
Described power acquisition button cell.
Described switch adopts inductive switch.
Described voltage comparator adopts commercially available LM324 voltage comparator.
Described range sensor model is CDY11-JCS2002 (0.2-2m).
Described transistor adopts 9013 triodes.
Described relay adopts CMX100D6 relay.
Screw plug is provided with, convenient installation and replacing button cell at pen arm end.
Operation principle: when normally using, is inserted in penholder top by pen cap cover, and the switch being positioned at penholder is communicated with the pen cap, Power supply, distance-sensor is started working, and when human body distance is less than distance-sensor preset value, the magnitude of voltage of voltage comparator in-phase input end is greater than voltage comparator anti-phase input terminal voltage value, now the output of voltage comparator exports high level, transistor conducting, relay coil obtains electric, and normally opened contact closes, LED lights, and loudspeaker send alerting signal; When human body distance is greater than distance-sensor preset value, the magnitude of voltage of voltage comparator in-phase input end is less than voltage comparator anti-phase input terminal voltage value, the output output low level of voltage comparator, transistor ends, relay coil must not be electric, normally opened contact is failure to actuate, and LED does not work, and loudspeaker send without alerting signal; When the pen cap is separated with penholder, switch disconnects, power outage, and now Intelligent sitting posture reminds pen not work, and preserves electricity, thus ensures cruising time.
Utility model advantage: the utility model is by modularized design, and distance-sensor, LED, loudspeaker, switch and logic circuit integrate, power acquisition button cell, it is convenient to change.Sitting posture prompting function and pen are integrated, be convenient for carrying, cost is low, is applicable to promoting, using.
Accompanying drawing explanation
Below with reference to accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation that the utility model Intelligent sitting posture reminds pen;
Fig. 2 is the using state schematic diagram that the utility model Intelligent sitting posture reminds pen;
Fig. 3 is the logic circuit schematic diagram that the utility model Intelligent sitting posture reminds pen.
In figure: 1, the pen cap, 2, switch, 3, circuit board, 4, distance-sensor, 5, penholder, 6, plug, 7, LED, 8, power supply, 9, mouth is responded to, 10, nib, 11, pen core, R1, the first resistance, R2, the second resistance, RP, adjustable resistance, IC1, voltage comparator, VT1, transistor, LED1, LED, K, relay, BELL, loudspeaker, D1, crystal diode, VCC(that is 8), power supply.
Detailed description of the invention
With reference to accompanying drawing 1 ~ 3, Intelligent sitting posture reminds pen to comprise penholder 5, nib 10, the pen cap 1 and pen core 11, is provided with distance-sensor 4 and LED 7, penholder 5 is also provided with loudspeaker on penholder 5 top; Penholder 5 is built with circuit board 3, and described circuit board 3 is provided with power supply VCC, logic circuit and switch, and LED 7, distance-sensor 4 and switch 2 are connected with logic circuit respectively; The pen cap 1 is equipped with becket, matches with switch 2.
Screw plug is provided with, convenient installation and replacing button cell at pen arm end.
Described logic circuit comprises voltage comparator ic 1, transistor VT1, relay K, the first resistance R1, the second resistance R2, adjustable resistance RP and crystal diode D1, one end of first resistance R1 is connected with power supply VCC, the other end of the first resistance R1 is connected with one end of adjustable resistance RP, adjustable resistance RP other end ground connection; Second resistance R2, transistor VT1 are connected with crystal diode D1 order; One end of second resistance R2 is connected with the emitter-base bandgap grading of transistor VT1, the second resistance R2 other end ground connection; Crystal diode D1 mono-termination power, the colelctor electrode of transistor VT1 is connected with the other end of crystal diode D1 and relay K, and relay K and crystal diode D1 are in parallel; The inverting input of voltage comparator ic 1 is connected with adjustable resistance RP, and the in-phase input end of voltage comparator ic 1 is connected with distance-sensor 4, and the output of voltage comparator ic 1 is connected with the base stage of transistor VT1; Loudspeaker BELL is connected with relay K with LED LED1.
During normal use, the pen cap 1 cover is inserted in penholder 5 top, and the switch being positioned at penholder 5 is communicated with the pen cap 1, Power supply, and distance-sensor 4 is started working, when human body distance is less than distance-sensor 4 preset value, and the magnitude of voltage U of voltage comparator ic 1 in-phase input end
abe greater than voltage comparator anti-phase input terminal voltage value U
b, i.e. U
a>U
b, now the output P7 of voltage comparator exports high level, transistor VT1 conducting, and relay K coil obtains electric, and normally opened contact closes, and LED LED1 lights, and loudspeaker BELL sends alerting signal; When human body distance is greater than distance-sensor 4 preset value, the magnitude of voltage U of voltage comparator ic 1 in-phase input end
abe less than voltage comparator anti-phase input terminal voltage value U
b, i.e. U
a<U
b, the output P7 output low level of voltage comparator ic 1, transistor VT1 ends, and relay K coil must not be electric, and normally opened contact is failure to actuate, and LED LED1 does not work, and loudspeaker BELL sends without alerting signal; When the pen cap 1 is separated with penholder 5, switch disconnects, power outage, and now Intelligent sitting posture reminds pen not work, and preserves electricity, thus ensures cruising time.
Penholder 5 and the pen cap 10 can be dismantled, and can freely change pen core 11.Be distance-sensor 4 on penholder 5 top, aim at determinand by induction mouth 9 when operating.Screw plug 6 is arranged on pen arm end, convenient installation and replacing button cell.
Claims (4)
1. Intelligent sitting posture reminds pen to comprise penholder, nib, the pen cap and a pen core, it is characterized in that: be provided with distance-sensor and LED on penholder top, penholder is also provided with loudspeaker; Penholder is built with circuit board, and described circuit board is provided with power supply, logic circuit and switch, and LED, distance-sensor and switch are connected with logic circuit respectively; The pen cap is equipped with becket, matches with switch.
2. Intelligent sitting posture according to claim 1 reminds pen, it is characterized in that: described logic circuit comprises voltage comparator, transistor, relay, the first resistance, the second resistance, adjustable resistance and crystal diode, one end of first resistance is connected with power supply, the other end of the first resistance is connected with one end of adjustable resistance, adjustable resistance other end ground connection; Second resistance, transistor are connected with crystal diode order; One end of second resistance is connected with the emitter-base bandgap grading of transistor, the second resistance other end ground connection; Crystal diode one termination power, the colelctor electrode of transistor is connected with the other end of crystal diode and relay, and relay and crystal diode are in parallel; The inverting input of voltage comparator is connected with adjustable resistance, and the in-phase input end of voltage comparator is connected with distance-sensor, and the output of voltage comparator is connected with the base stage of transistor; Loudspeaker are connected with relay with LED.
3. Intelligent sitting posture according to claim 1 reminds pen, it is characterized in that: described power acquisition button cell.
4. Intelligent sitting posture according to claim 1 reminds pen, it is characterized in that: be provided with screw plug at pen arm end, convenient installation and replacing button cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420834462.9U CN204354639U (en) | 2014-12-25 | 2014-12-25 | Intelligent sitting posture reminds pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420834462.9U CN204354639U (en) | 2014-12-25 | 2014-12-25 | Intelligent sitting posture reminds pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204354639U true CN204354639U (en) | 2015-05-27 |
Family
ID=53256126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420834462.9U Expired - Fee Related CN204354639U (en) | 2014-12-25 | 2014-12-25 | Intelligent sitting posture reminds pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204354639U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109263365A (en) * | 2018-09-30 | 2019-01-25 | 浙江安吉护童家具有限公司 | A kind of writing posture-correcting pen |
| CN114333261A (en) * | 2021-12-20 | 2022-04-12 | 南京航空航天大学 | Sitting posture reminding device based on Hall effect |
-
2014
- 2014-12-25 CN CN201420834462.9U patent/CN204354639U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109263365A (en) * | 2018-09-30 | 2019-01-25 | 浙江安吉护童家具有限公司 | A kind of writing posture-correcting pen |
| CN114333261A (en) * | 2021-12-20 | 2022-04-12 | 南京航空航天大学 | Sitting posture reminding device based on Hall effect |
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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: 20150527 Termination date: 20191225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |