CN204362389U - A kind of LED emission control device of Novel belt temperature detection - Google Patents
A kind of LED emission control device of Novel belt temperature detection Download PDFInfo
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- CN204362389U CN204362389U CN201520046548.XU CN201520046548U CN204362389U CN 204362389 U CN204362389 U CN 204362389U CN 201520046548 U CN201520046548 U CN 201520046548U CN 204362389 U CN204362389 U CN 204362389U
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- thermistor
- control device
- temperature detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 238000009529 body temperature measurement Methods 0.000 claims description 3
- 230000036413 temperature sense Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of LED emission control device of Novel belt temperature detection, include power module, divider resistance module, LED light module, thermistor module, and control module, described control module is provided with a multiplexing end AD/IO of an a control signal output IO2 and detection/control signal, described LED light module positive source input and described thermistor module one end, the control signal output IO2 of described control module is connected, described LED light module power cathode input and the described thermistor module other end, be connected with described power module positive source output by described divider resistance module after detection/control signal multiplexing end AD/IO of described control module is connected, described control module earth terminal ground connection.Its structure of this case is simple and easy to realize, easy to use, has significant progress.
Description
[technical field]
The utility model relates to a kind of LED emission control device of Novel belt temperature detection.
[background technology]
Controller detected temperatures and the driving LED work of existing LED emission control device are all carried out respectively by different connecting line, controller driving LED need of work 2 connecting lines, controller detected temperatures also needs 2 connecting lines, so, need altogether 4 connecting lines just can reach not only detected temperatures but also driving LED stroboscopic, bright, go out, get brighter the gradually function such as dark, the LED emission control device of said structure its be not easy to remote wiring, and in the LED product having 2 connecting line restrictions, just cannot realize above 2 kinds of functions.
Therefore, be necessary to solve as above problem.
[utility model content]
The utility model overcomes the deficiency of above-mentioned technology, provides a kind of LED emission control device of Novel belt temperature detection, and its structure is simple and easy to realize, easy to use.
For achieving the above object, the utility model have employed following technical proposal:
A kind of LED emission control device of Novel belt temperature detection, include power module 1, divider resistance module 2, LED light module 3, for the thermistor module 4 of temperature sense, and for temperature measurement and control LED light module 3 work control module 5, described control module 5 is provided with a control signal output IO2 and for detecting the multiplexing end AD/IO of detection/control signal of voltage or output control signal, described LED light module 3 positive source input and described thermistor module 4 one end, the control signal output IO2 of described control module 5 is connected, described LED light module 3 power cathode input and described thermistor module 4 other end, be connected with described power module 1 positive source output by described divider resistance module 2 after detection/control signal multiplexing end AD/IO of described control module 5 is connected, described control module 5 earth terminal ground connection.
The LED emission control device of a kind of Novel belt temperature detection as above, described divider resistance module 2 adopts resistance R2.
The LED emission control device of a kind of Novel belt temperature detection as above, described thermistor module 4 adopts thermistor Rt.
The LED emission control device of a kind of Novel belt temperature detection as above, described thermistor Rt adopts the thermistor of positive temperature coefficient.
The LED emission control device of a kind of Novel belt temperature detection as above, described LED light module 3 comprises diode D1, resistance R1, LED 1, and LED 2, described diode D1 positive pole is connected with the control signal output IO2 of described control module 5 after being connected with described thermistor module 4 one end as LED light module 3 positive source input, described diode D1 negative pole is connected with described resistance R1 one end, the described resistance R1 other end and described LED 1 positive pole, described LED 2 positive pole is connected, described LED 1 negative pole and described LED 2 negative pole, described thermistor module 4 other end, be connected with described power module 1 positive source output by described divider resistance module 2 after detection/control signal multiplexing end AD/IO of described control module 5 is connected.
The LED emission control device of a kind of Novel belt temperature detection as above, described control module 5 adopts single-chip microcomputer.
The LED emission control device of a kind of Novel belt temperature detection as above, described control module 5 is connected with display module.
Compared with prior art, the beneficial effects of the utility model are:
1, its structure is simple and easy to realize, easy to use, and multiplexing 2 signal line of control module just can control described LED light module work, and detects thermistor module both end voltage so that accounting temperature, and it has significant progress.
2, when control module switches to temperature detection from the work of control LED light module, change the voltage direction at LED light module two ends, make LED light module switch to reverse cut-off from forward conduction, so, be convenient to the voltage and the accounting temperature that detect thermistor module two ends.
3, due to multiplexing 2 signal line, more convenient when connecting up at a distance between control module and LED light module, thermistor module.
[accompanying drawing explanation]
Fig. 1 is circuit diagram of the present utility model.
[embodiment]
The utility model feature and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that the understanding of technical staff of the same trade:
As shown in Figure 1, a kind of LED emission control device of Novel belt temperature detection, include power module 1, divider resistance module 2, LED light module 3, for the thermistor module 4 of temperature sense, and for temperature measurement and control LED light module 3 work control module 5, described control module 5 is provided with a control signal output IO2 and for detecting the multiplexing end AD/IO of detection/control signal of voltage or output control signal, described LED light module 3 positive source input and described thermistor module 4 one end, the control signal output IO2 of described control module 5 is connected, described LED light module 3 power cathode input and described thermistor module 4 other end, be connected with described power module 1 positive source output by described divider resistance module 2 after detection/control signal multiplexing end AD/IO of described control module 5 is connected, described control module 5 earth terminal ground connection.
The LED emission control device of a kind of Novel belt temperature detection as above, described divider resistance module 2 adopts resistance R2.
The LED emission control device of a kind of Novel belt temperature detection as above, described thermistor module 4 adopts thermistor Rt.
The LED emission control device of a kind of Novel belt temperature detection as above, described thermistor Rt adopts the thermistor of positive temperature coefficient.
The LED emission control device of a kind of Novel belt temperature detection as above, described LED light module 3 comprises diode D1, resistance R1, LED 1, and LED 2, described diode D1 positive pole is connected with the control signal output IO2 of described control module 5 after being connected with described thermistor module 4 one end as LED light module 3 positive source input, described diode D1 negative pole is connected with described resistance R1 one end, the described resistance R1 other end and described LED 1 positive pole, described LED 2 positive pole is connected, described LED 1 negative pole and described LED 2 negative pole, described thermistor module 4 other end, be connected with described power module 1 positive source output by described divider resistance module 2 after detection/control signal multiplexing end AD/IO of described control module 5 is connected.
The LED emission control device of a kind of Novel belt temperature detection as above, described control module 5 adopts single-chip microcomputer.
The LED emission control device of a kind of Novel belt temperature detection as above, described control module 5 is connected with display module.
Operation principle and the process of this case are as follows:
When described control module 5 will drive described LED light module 3 to work, detection/control signal multiplexing end AD/IO output low level of control module 5, low level is connect after described LED light module 3 power cathode input is connected with described thermistor Rt one end, the control signal output IO2 of control module 5 exports the work that low and high level signal or pulse signal control described LED light module 3, as control LED light module 3 bright, go out, get brighter gradually dark, stroboscopic etc.
When described control module 5 wants detected temperatures, the control signal output IO2 output low level of control module 5, detection/control signal multiplexing end AD/IO of control module 5 is set to AD detecting pattern to detect the size of described thermistor Rt both end voltage Vt, and approximate have
thus draw
then temperature t size is tried to achieve according to the corresponding relation of thermistor Rt and temperature t.
As mentioned above, during concrete enforcement, described thermistor module 4 can also be made up of the known resistance of thermistor Rt serial or parallel connection resistance, and described divider resistance module 2 can also by the known multiple resistant series of resistance or in parallel and form, and it does not affect the operation principle of this case.
As mentioned above, this case protection be a kind of LED emission control device of Novel belt temperature detection, all are identical with this case structure or the technical scheme that this case embodiment is similar all should be shown for falling in the protection range of this case.
Claims (7)
1. the LED emission control device of a Novel belt temperature detection, it is characterized in that including power module (1), divider resistance module (2), LED light module (3), for the thermistor module (4) of temperature sense, and for control module (5) that temperature measurement and control LED light module (3) works, described control module (5) is provided with a control signal output IO2 and for detecting the multiplexing end AD/IO of detection/control signal of voltage or output control signal, described LED light module (3) positive source input and described thermistor module (4) one end, the control signal output IO2 of described control module (5) is connected, described LED light module (3) power cathode input and described thermistor module (4) other end, be connected with described power module (1) positive source output by described divider resistance module (2) after detection/control signal multiplexing end AD/IO of described control module (5) is connected, described control module (5) earth terminal ground connection.
2. the LED emission control device of a kind of Novel belt temperature detection according to claim 1, is characterized in that described divider resistance module (2) adopts resistance R2.
3. the LED emission control device of a kind of Novel belt temperature detection according to claim 1, is characterized in that described thermistor module (4) adopts thermistor Rt.
4. the LED emission control device of a kind of Novel belt temperature detection according to claim 3, is characterized in that described thermistor Rt adopts the thermistor of positive temperature coefficient.
5. the LED emission control device of a kind of Novel belt temperature detection according to claim 1, it is characterized in that described LED light module (3) comprises diode D1, resistance R1, LED 1, and LED 2, described diode D1 positive pole is connected with the control signal output IO2 of described control module (5) after being connected with described thermistor module (4) one end as LED light module (3) positive source input, described diode D1 negative pole is connected with described resistance R1 one end, the described resistance R1 other end and described LED 1 positive pole, described LED 2 positive pole is connected, described LED 1 negative pole and described LED 2 negative pole, described thermistor module (4) other end, be connected with described power module (1) positive source output by described divider resistance module (2) after detection/control signal multiplexing end AD/IO of described control module (5) is connected.
6. the LED emission control device of a kind of Novel belt temperature detection according to claim 1, is characterized in that described control module (5) adopts single-chip microcomputer.
7. the LED emission control device of a kind of Novel belt temperature detection according to claim 1-6 any one, is characterized in that described control module (5) is connected with display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046548.XU CN204362389U (en) | 2015-01-22 | 2015-01-22 | A kind of LED emission control device of Novel belt temperature detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046548.XU CN204362389U (en) | 2015-01-22 | 2015-01-22 | A kind of LED emission control device of Novel belt temperature detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204362389U true CN204362389U (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520046548.XU Expired - Fee Related CN204362389U (en) | 2015-01-22 | 2015-01-22 | A kind of LED emission control device of Novel belt temperature detection |
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| CN (1) | CN204362389U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109121255A (en) * | 2018-10-09 | 2019-01-01 | 深圳市亿联智能有限公司 | A kind of control circuit controlling the operation of two LED light using single I/O port |
-
2015
- 2015-01-22 CN CN201520046548.XU patent/CN204362389U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109121255A (en) * | 2018-10-09 | 2019-01-01 | 深圳市亿联智能有限公司 | A kind of control circuit controlling the operation of two LED light using single I/O port |
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| Date | Code | Title | Description |
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| 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 |
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| CF01 | Termination of patent right due to non-payment of annual fee |