CN204331507U - A kind of adjustable temperature-control circuit - Google Patents
A kind of adjustable temperature-control circuit Download PDFInfo
- Publication number
- CN204331507U CN204331507U CN201420860597.2U CN201420860597U CN204331507U CN 204331507 U CN204331507 U CN 204331507U CN 201420860597 U CN201420860597 U CN 201420860597U CN 204331507 U CN204331507 U CN 204331507U
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- CN
- China
- Prior art keywords
- temperature sensor
- rectifier bridge
- output terminal
- triode
- control circuit
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of adjustable temperature-control circuit, comprise solar energy photovoltaic panel, accumulator, transformer, rectifier bridge, relay, triode, temperature sensor, resistive heater and slide rheostat, solar energy photovoltaic panel is connected with the primary side of transformer by accumulator, the primary side of transformer is connected with rectifier bridge, the forward output terminal of rectifier bridge is connected with the collector of triode by relay, the base stage of triode is connected with the output terminal of temperature sensor, temperature sensor just, also contact resistance R2 successively between negative supply input end, light emitting diode, slide rheostat, the adjustable side of slide rheostat RP is also connected with the adjustment of sensitivity end of temperature sensor, the electric energy output end of accumulator is also connected with resistive heater RT by the contact of relay, circuit of the present utility model is simple, with low cost, energy-conserving and environment-protective, have a good application prospect.
Description
Technical field
The utility model relates to a kind of adjustable temperature-control circuit, belongs to temperature techniques field.
Background technology
In poultry hatching technique field, it is very important link that temperature controls, at present, the temperature controller used is all adopt processor programming to coordinate driving circuit to carry out thermostatically controlled, although, stationary temperature is adjustable, but circuit is complicated, and design cost is higher, expensive for price comparison common user, be unsuitable for widely using, can not be good utilize solar energy source, inadequate energy-conserving and environment-protective.
Utility model content
The technical matters that the utility model solves is existing temperature controller, and circuit is complicated, and design cost is higher, expensive for price comparison common user, is unsuitable for widely using, the problem of inadequate energy-conserving and environment-protective.Adjustable temperature-control circuit of the present utility model, circuit is simple, and can regulate the sensitivity of temperature, with low cost, is convenient to common poultry hatching user and uses, and can utilize solar energy, heat, energy-conserving and environment-protective, have a good application prospect.
To achieve the above object, the technical scheme that adopts of the utility model is as follows:
A kind of adjustable temperature-control circuit, it is characterized in that: comprise solar energy photovoltaic panel P1, accumulator G1, transformer T1, rectifier bridge Dh, filter capacitor C1, relay K, triode Q1, temperature sensor U1, resistive heater RT and slide rheostat RP, described solar energy photovoltaic panel P1 is for gathering sun power, its electric energy output end is connected with accumulator G1, the electric energy output end of described accumulator G1 is connected with the primary side of transformer T1, the primary side of described transformer T1 is connected with rectifier bridge Dh, the forward output terminal of described rectifier bridge Dh is connected by the collector of relay K with triode Q1, the emitter of described triode Q1 is connected with the negative sense output terminal of rectifier bridge Dh, the base stage of described triode Q1 is connected with the output terminal of temperature sensor U1, the positive supply input end of described temperature sensor U1 is connected with the forward output terminal of rectifier bridge Dh by resistance R3, the negative supply input end of described temperature sensor U1 is connected with the negative sense output terminal of rectifier bridge Dh, described temperature sensor U1 just, also contact resistance R2 successively between negative supply input end, light emitting diode D1, slide rheostat RP, the adjustable side of described slide rheostat RP is also connected with temperature sensor U1 adjustment of sensitivity end, the electric energy output end of described accumulator G1 is also connected with resistive heater RT by the contact of relay K, described filter capacitor C1 is just being connected in parallel on rectifier bridge Dh, between inverse output terminal.
Aforesaid a kind of adjustable temperature-control circuit, it is characterized in that: also comprise voltage stabilizing diode Ds, the negative pole of described voltage stabilizing diode Ds is connected with the forward output terminal of rectifier bridge Dh, and the positive pole of described voltage stabilizing diode Ds is connected with the negative sense output terminal of rectifier bridge Dh
Aforesaid a kind of adjustable temperature-control circuit, is characterized in that: the output terminal of described temperature sensor U1 is provided with pull-up resistor R1.
Aforesaid a kind of adjustable temperature-control circuit, is characterized in that: the positive input terminal of described transformer T1 primary side is in series with fuse F1.
Aforesaid a kind of adjustable temperature-control circuit, is characterized in that: described temperature sensor U1 is μ PC616 temperature sensor.
Aforesaid a kind of adjustable temperature-control circuit, is characterized in that: described triode Q1 is NPN triode.
The beneficial effects of the utility model are: adjustable temperature-control circuit of the present utility model, circuit is simple, and the sensitivity of temperature can be regulated, with low cost, be convenient to common poultry hatching user use, and can solar energy be utilized, heat, energy-conserving and environment-protective, have a good application prospect.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of adjustable temperature-control circuit of the present utility model.
Embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Fig. 1, a kind of adjustable temperature-control circuit, it is characterized in that: comprise solar energy photovoltaic panel P1, accumulator G1, transformer T1, rectifier bridge Dh, filter capacitor C1, relay K, triode Q1, temperature sensor U1, resistive heater RT and slide rheostat RP, described solar energy photovoltaic panel P1 is for gathering sun power, its electric energy output end is connected with accumulator G1, the electric energy output end of described accumulator G1 is connected with the primary side of transformer T1, the primary side of described transformer T1 is connected with rectifier bridge Dh, the forward output terminal of described rectifier bridge Dh is connected by the collector of relay K with triode Q1, the emitter of described triode Q1 is connected with the negative sense output terminal of rectifier bridge Dh, the base stage of described triode Q1 is connected with the output terminal of temperature sensor U1, the positive supply input end of described temperature sensor U1 is connected with the forward output terminal of rectifier bridge Dh by resistance R3, the negative supply input end of described temperature sensor U1 is connected with the negative sense output terminal of rectifier bridge Dh, described temperature sensor U1 just, also contact resistance R2 successively between negative supply input end, light emitting diode D1, slide rheostat RP, whether light emitting diode D1 is energized for displays temperature sensor U1 normally works, resistance R2 plays the serviceable life that metering function avoids shortening light emitting diode D1, the adjustable side of slide rheostat RP is also connected with temperature sensor U1 adjustment of sensitivity end, regulate the sensitivity of temperature sensor U1 as required, the different temperatures realizing environment carries out constant temperature, select the most worthwhile poultry hatching temperature, temperature sensor U1 is μ PC616 temperature sensor, temperature adjusting sensitivity is high, low price, without the need to other peripheral circuits, temperature-control range wide (10-60 DEG C), poultry hatching can be applied to completely, the electric energy output end of accumulator G1 is also connected with resistive heater RT by the contact of relay K, power supply is provided for giving resistive heater RT, heat, realize thermostatic control, employing solar energy is powered, energy-conserving and environment-protective, described filter capacitor C1 is just being connected in parallel on rectifier bridge Dh, between inverse output terminal.
The utility model also comprises voltage stabilizing diode Ds; the negative pole of described voltage stabilizing diode Ds is connected with the forward output terminal of rectifier bridge Dh; the positive pole of described voltage stabilizing diode Ds is connected with the negative sense output terminal of rectifier bridge Dh; the output terminal of described temperature sensor U1 is provided with pull-up resistor R1; improve the anti-interference of the output terminal of temperature sensor U1, the positive input terminal of transformer T1 primary side is in series with fuse F1, improves the reliability of circuit; protection transformer T1, described triode Q1 is NPN triode.
Adjustable temperature-control circuit of the present utility model, principle of work is as follows, temperature is set by slide rheostat RP, when environment temperature is lower than temperature control design temperature, the output voltage of temperature sensor U1 is higher, be enough to make triode Q1 conducting, impel the electric shock adhesive of relay K 1, resistive heater RT is energized work; When environment temperature is higher than design temperature, temperature sensor U1 output voltage is very low, triode Q1 is ended, electric shock release (disconnection) of relay K 1, resistive heater RT stops power supply, be maintained to temperature constant state, circuit is simple, and can regulate the sensitivity of temperature, with low cost, be convenient to common poultry hatching user use, and can solar energy be utilized, heat, energy-conserving and environment-protective, have a good application prospect.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. an adjustable temperature-control circuit, it is characterized in that: comprise solar energy photovoltaic panel P1, accumulator G1, transformer T1, rectifier bridge Dh, filter capacitor C1, relay K, triode Q1, temperature sensor U1, resistive heater RT and slide rheostat RP, described solar energy photovoltaic panel P1 is for gathering sun power, its electric energy output end is connected with accumulator G1, the electric energy output end of described accumulator G1 is connected with the primary side of transformer T1, the primary side of described transformer T1 is connected with rectifier bridge Dh, the forward output terminal of described rectifier bridge Dh is connected by the collector of relay K with triode Q1, the emitter of described triode Q1 is connected with the negative sense output terminal of rectifier bridge Dh, the base stage of described triode Q1 is connected with the output terminal of temperature sensor U1, the positive supply input end of described temperature sensor U1 is connected with the forward output terminal of rectifier bridge Dh by resistance R3, the negative supply input end of described temperature sensor U1 is connected with the negative sense output terminal of rectifier bridge Dh, described temperature sensor U1 just, also contact resistance R2 successively between negative supply input end, light emitting diode D1, slide rheostat RP, the adjustable side of described slide rheostat RP is also connected with temperature sensor U1 adjustment of sensitivity end, the electric energy output end of described accumulator G1 is also connected with resistive heater RT by the contact of relay K, described filter capacitor C1 is just being connected in parallel on rectifier bridge Dh, between inverse output terminal.
2. a kind of adjustable temperature-control circuit according to claim 1, it is characterized in that: also comprise voltage stabilizing diode Ds, the negative pole of described voltage stabilizing diode Ds is connected with the forward output terminal of rectifier bridge Dh, and the positive pole of described voltage stabilizing diode Ds is connected with the negative sense output terminal of rectifier bridge Dh.
3. a kind of adjustable temperature-control circuit according to claim 1, is characterized in that: the output terminal of described temperature sensor U1 is provided with pull-up resistor R1.
4. a kind of adjustable temperature-control circuit according to claim 1, is characterized in that: the positive input terminal of described transformer T1 primary side is in series with fuse F1.
5. a kind of adjustable temperature-control circuit according to claim 1, is characterized in that: described temperature sensor U1 is μ PC616 temperature sensor.
6. a kind of adjustable temperature-control circuit according to claim 1, is characterized in that: described triode Q1 is NPN triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420860597.2U CN204331507U (en) | 2014-12-31 | 2014-12-31 | A kind of adjustable temperature-control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420860597.2U CN204331507U (en) | 2014-12-31 | 2014-12-31 | A kind of adjustable temperature-control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204331507U true CN204331507U (en) | 2015-05-13 |
Family
ID=53167844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420860597.2U Withdrawn - After Issue CN204331507U (en) | 2014-12-31 | 2014-12-31 | A kind of adjustable temperature-control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204331507U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104571198A (en) * | 2014-12-31 | 2015-04-29 | 苏州汉克山姆照明科技有限公司 | Sensitivity-adjustable temperature control circuit |
| CN105256513A (en) * | 2015-09-30 | 2016-01-20 | 安徽省宁国市天成科技发展有限公司 | Washing machine automatic heating apparatus |
-
2014
- 2014-12-31 CN CN201420860597.2U patent/CN204331507U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104571198A (en) * | 2014-12-31 | 2015-04-29 | 苏州汉克山姆照明科技有限公司 | Sensitivity-adjustable temperature control circuit |
| CN105256513A (en) * | 2015-09-30 | 2016-01-20 | 安徽省宁国市天成科技发展有限公司 | Washing machine automatic heating apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150513 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |