CN204421479U - The outer intelligent temperature controller of refrigerator machine - Google Patents
The outer intelligent temperature controller of refrigerator machine Download PDFInfo
- Publication number
- CN204421479U CN204421479U CN201520021732.9U CN201520021732U CN204421479U CN 204421479 U CN204421479 U CN 204421479U CN 201520021732 U CN201520021732 U CN 201520021732U CN 204421479 U CN204421479 U CN 204421479U
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Abstract
The utility model discloses the outer intelligent temperature controller of a kind of refrigerator machine, comprise input power plug, accessory power outlet, step-down rectifying circuit and control circuit, control circuit comprises time controling integrated chip, startup-shutdown time control circuit and power-supplying circuit, also comprise the power supply indicator and indicator lamp of starting shooting that are connected with time controling integrated chip, startup-shutdown time control circuit comprises the first resistance, downtime controls temperature-sensitive head, available machine time controlling potential device and the first timing capacitor, one end of first resistance is connected with the 3rd pin of time controling integrated chip, the other end and downtime control temperature-sensitive head, available machine time controlling potential device is connected with the first timing capacitor, the other end controlling temperature-sensitive head downtime is connected on the 6th pin of time controling integrated chip.Structure of the present utility model is simple, and stability in use is good, effectively can save cost of manufacture, environmentally temperature can automatically change startup-shutdown ratio and power savings is good, convenient to use.
Description
Technical field
The utility model belongs to refrigerator machine temperature control device field, is specifically related to the outer intelligent temperature controller of a kind of refrigerator machine.
Background technology
The outer temperature controller of existing refrigerator machine is the object turned round the realization of sub-by-pass cock machine time controlled refrigerator temperature by 2.One regulates the available machine time, and one regulates the unused time, and the available machine time, longer temperature was lower, and downtime, longer temperature was higher.There are following two shortcomings in above-mentioned control method:
Shortcoming 1 is two and turns round child user and regulate trouble, and most people do not understand how to debug, and the start in winter and summer and downtime are also different, and the chances are 1: 1 for machine of the stopping ratio in summer, and spring and autumn is general 2: 1 to 3: 1, winter general 4: 1 to 6: 1;
Shortcoming 2 is exactly that unstable the change with ambient temperature of temperature control wants manual adjustments, and most people do not know how different seasons regulates, and do not know along with season regulates ratio yet.If cause refrigerator cross cold and waste a large amount of electric energy in winter by the ratio regular meeting in summer, the ratio in summer in winter will not reach by cold degree.
Summary of the invention
For solving the problems of the technologies described above, the utility model provide a kind of structure simple, environmentally temperature can automatically change startup-shutdown ratio and good, the convenient to use outer intelligent temperature controller of refrigerator machine of power savings.
The technical scheme realizing the utility model object is: the outer intelligent temperature controller of a kind of refrigerator machine, comprise input power plug, accessory power outlet, the step-down rectifying circuit be connected with described input power plug and the control circuit be connected with described step-down rectifying circuit, described control circuit comprises time controling integrated chip, the startup-shutdown time control circuit be connected with described time controling integrated chip and power-supplying circuit, also comprise the power supply indicator and indicator lamp of starting shooting that are connected with described time controling integrated chip, described startup-shutdown time control circuit comprises the first resistance, downtime controls temperature-sensitive head, available machine time controlling potential device and the first timing capacitor, one end of described first resistance is connected with the 3rd pin of time controling integrated chip, the other end and downtime control temperature-sensitive head, available machine time controlling potential device is connected with the first timing capacitor, the other end controlling temperature-sensitive head described downtime is connected on the 6th pin of time controling integrated chip, the other end of described available machine time controlling potential device is connected on the 7th pin of time controling integrated chip, the other end ground connection of described first timing capacitor.
Described power-supplying circuit comprises the second resistance, controls triode, diode and relay, one end of described second resistance is connected with the 5th pin of time controling integrated chip, the other end is connected with the base stage of described control triode, the emitter stage of described control triode connects power cathode, the colelctor electrode controlling triode is connected on the positive pole of relay and diode, the negative pole of relay and diode is connected on the positive pole of step-down rectifying circuit jointly, and the normally opened contact of described relay is connected between out-put supply socket and input power plug.
Controlling temperature-sensitive head described downtime is temperature sensing resistor.
Be provided with fast breakdown between pin and power cathode at the 4th of described time controling integrated chip to close.
Its operation principle is summarized as follows: switch on power, time controling integrated chip IC1 resets, 2 pin and 5 pin export 0, controlling triode Q1 cutoff relay disconnection compressor control integration down time chip IC 1 inside is delay state, time delay after 8 minutes 2 pin and 5 pin export 1 (chip 2 pin and 5 pin be synchronism output pin, may be used to instruction and control to export) LED2 lights for instruction of starting shooting, and control triode Q1 turn-on relay J1 adhesive compressor operation, refrigerator starts to freeze.Fast breakdown closes K1 can press realization startup fast for opening the first plug-in of key soon.By available machine time controlling potential device W1, the duration of runs determines that (W1 is used for design temperature and uses, otherwise the lower temperature of available machine time longer refrigerator temperature is high) arrive the time that available machine time controlling potential device W1 sets after 5 pin export 0 and control triode Q1 cutoff relaies and disconnect refrigerators and shut down, downtime determines by controlling temperature-sensitive head RT1 downtime, controlling temperature-sensitive head RT1 downtime is temperature sensing resistor, resistance varies with temperature thus the unused time has also just varied with temperature, environment temperature more low resistance is longer for larger downtime, otherwise shorter thus realize automatic temperature-adjusting control.
The utility model has positive effect: structure of the present utility model is simple; stability in use is good; only need one to turn round son to regulate; effectively can save cost of manufacture; and environment temperature can automatically control length downtime; spring, summer, autumn and winter can adapt to automatically, along with environment temperature changes startup-shutdown ratio automatically.The internal temperature of refrigerator ice cabinet is influenced by ambient temperature, and this controller automatically adjusts startup-shutdown ratio by induced environment temperature thus reaches thermostatic control, is real temperature temperature controller.For according to the automatic resize ratio of temperature, so stable temperature control, and economize on electricity, existing like product shortcoming is all solved, environmentally temperature can automatically change startup-shutdown ratio and power savings is good, convenient to use.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein:
Fig. 1 is electrical block diagram of the present utility model.
Detailed description of the invention
(embodiment 1)
Fig. 1 shows a kind of detailed description of the invention of the present utility model, and wherein Fig. 1 is electrical block diagram of the present utility model.
See Fig. 1, the outer intelligent temperature controller of a kind of refrigerator machine, comprise input power plug 4, accessory power outlet 3, the step-down rectifying circuit 1 be connected with described out-put supply socket 3 and the control circuit 2 be connected with described step-down rectifying circuit 1, described control circuit 2 comprises time controling integrated chip IC1, the startup-shutdown time control circuit 21 be connected with described time controling integrated chip IC1 and power-supplying circuit 22, also comprise the power supply indicator 23 and indicator lamp 24 of starting shooting that are connected with described time controling integrated chip IC1, described startup-shutdown time control circuit 21 comprises the first resistance R1, control temperature-sensitive head RT1 downtime, available machine time controlling potential device W1 and the first timing capacitor C1, one end of described first resistance R1 is connected with the 3rd pin of time controling integrated chip IC1, the other end and downtime control temperature-sensitive head RT1, available machine time, controlling potential device W1 was connected with the first timing capacitor C1, the other end controlling temperature-sensitive head RT1 described downtime is connected on the 6th pin of time controling integrated chip IC1, the other end of described available machine time controlling potential device W1 is connected on the 7th pin of time controling integrated chip IC1, the other end ground connection of described first timing capacitor C1.
Described power-supplying circuit 22 comprises the second resistance R2, control triode Q1, diode D and relay J 1, one end of described second resistance R2 is connected with the 5th pin of time controling integrated chip IC1, the other end is connected with the base stage of described control triode Q1, the emitter stage of described control triode Q1 connects power cathode, the colelctor electrode controlling triode Q1 is connected to relay J 1 with on the positive pole of diode D, relay J 1 is connected on the positive pole of step-down rectifying circuit 1 with the negative pole of diode D jointly, the normally opened contact J1K of described relay J 1 is connected between out-put supply socket 3 and input power plug 4.
Controlling temperature-sensitive head described downtime is temperature sensing resistor.
Be provided with fast breakdown between pin and power cathode at the 4th of described time controling integrated chip and close K1.
Its operation principle is summarized as follows: switch on power, time controling integrated chip IC1 resets, 2 pin and 5 pin export 0, controlling triode Q1 cutoff relay disconnection compressor control integration down time chip IC 1 inside is delay state, time delay after 8 minutes 2 pin and 5 pin export 1LED2 and light for instruction of starting shooting, control triode Q1 turn-on relay J1 adhesive compressor operation, refrigerator starts refrigeration.Fast breakdown closes K1 can press realization startup fast for opening the first plug-in of key soon.By available machine time controlling potential device W1, the duration of runs determines that (W1 is used for design temperature and uses, otherwise the lower temperature of available machine time longer refrigerator temperature is high) arrive the time that available machine time controlling potential device W1 sets after 5 pin export 0 and control triode Q1 cutoff relaies and disconnect refrigerators and shut down, downtime determines by controlling temperature-sensitive head RT1 downtime, controlling temperature-sensitive head RT1 downtime is temperature sensing resistor, resistance varies with temperature thus the unused time has also just varied with temperature, environment temperature more low resistance is longer for larger downtime, otherwise shorter thus realize automatic temperature-adjusting control.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection domain of the present utility model.
Claims (4)
1. the outer intelligent temperature controller of refrigerator machine, comprise input power plug, accessory power outlet, the step-down rectifying circuit be connected with described input power plug and the control circuit be connected with described step-down rectifying circuit, it is characterized in that: described control circuit comprises time controling integrated chip, the startup-shutdown time control circuit be connected with described time controling integrated chip and power-supplying circuit, also comprise the power supply indicator and indicator lamp of starting shooting that are connected with described time controling integrated chip, described startup-shutdown time control circuit comprises the first resistance, downtime controls temperature-sensitive head, available machine time controlling potential device and the first timing capacitor, one end of described first resistance is connected with the 3rd pin of time controling integrated chip, the other end and downtime control temperature-sensitive head, available machine time controlling potential device is connected with the first timing capacitor, the other end controlling temperature-sensitive head described downtime is connected on the 6th pin of time controling integrated chip, the other end of described available machine time controlling potential device is connected on the 7th pin of time controling integrated chip, the other end ground connection of described first timing capacitor.
2. the outer intelligent temperature controller of refrigerator machine according to claim 1, it is characterized in that: described power-supplying circuit comprises the second resistance, control triode, diode and relay, one end of described second resistance is connected with the 5th pin of time controling integrated chip, the other end is connected with the base stage of described control triode, the emitter stage of described control triode connects power cathode, the colelctor electrode controlling triode is connected on the positive pole of relay and diode, the negative pole of relay and diode is connected on the positive pole of step-down rectifying circuit jointly, the normally opened contact of described relay is connected between out-put supply socket and input power plug.
3. the outer intelligent temperature controller of refrigerator machine according to claim 2, is characterized in that: controlling temperature-sensitive head described downtime is temperature sensing resistor.
4. the outer intelligent temperature controller of refrigerator machine according to claim 3, is characterized in that: be provided with fast breakdown between pin and power cathode at the 4th of described time controling integrated chip and close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520021732.9U CN204421479U (en) | 2015-01-13 | 2015-01-13 | The outer intelligent temperature controller of refrigerator machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520021732.9U CN204421479U (en) | 2015-01-13 | 2015-01-13 | The outer intelligent temperature controller of refrigerator machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204421479U true CN204421479U (en) | 2015-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520021732.9U Expired - Fee Related CN204421479U (en) | 2015-01-13 | 2015-01-13 | The outer intelligent temperature controller of refrigerator machine |
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| Country | Link |
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| CN (1) | CN204421479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648794A (en) * | 2020-12-28 | 2021-04-13 | 中电海康集团有限公司 | Rapid and accurate temperature control method for medical refrigerator and medical refrigerator |
-
2015
- 2015-01-13 CN CN201520021732.9U patent/CN204421479U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648794A (en) * | 2020-12-28 | 2021-04-13 | 中电海康集团有限公司 | Rapid and accurate temperature control method for medical refrigerator and medical refrigerator |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20170113 |