CN206709495U - A kind of temperature controller with touch key-press - Google Patents
A kind of temperature controller with touch key-press Download PDFInfo
- Publication number
- CN206709495U CN206709495U CN201720501613.2U CN201720501613U CN206709495U CN 206709495 U CN206709495 U CN 206709495U CN 201720501613 U CN201720501613 U CN 201720501613U CN 206709495 U CN206709495 U CN 206709495U
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- China
- Prior art keywords
- temperature
- circuit
- touch key
- drive circuit
- press
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of temperature controller with touch key-press, including housing, master controller, two temperature control interface, drive circuit and switching power circuit are provided with the housing, the drive circuit includes driving circuit for electromagnetic valve, compressor drive circuit and fan drive circuit；The housing heightens touch key-press provided with temperature, temperature turns down touch key-press and warm area selection touch key-press；LCDs is additionally provided with the housing, two temperature alarming indicator lamps are additionally provided with the housing, the master controller is also associated with data storage.The utility model uses touch key-press unit, fully solves the problems, such as the problem of influenceing overall performance because of mechanical key, temperature control interface circuit, drive circuit, switching power circuit and the data storage are integrated on one piece of circuit board, make temperature controller easier for installation.
Description
Technical field
It the utility model is related to a kind of temperature controller with touch key-press.
Background technology
The temperature adjustment and temperature control of refrigerator-freezer are very necessary.Refrigerator temperature control device is only capable of realizing half-duplex channel temperature at present
Collection, and temperature adjustment is carried out using mechanical key, sensitivity is low, and non-watertight, and antijamming capability is low, is used for multiple times easily
Cause mechanical key to damage, overall performance can be influenceed, and it is not intelligent enough.Therefore a kind of temperature control with touch key-press how is designed
Device is still technical problem to be solved.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of temperature controller with touch key-press.
Technical scheme is used by the utility model：
A kind of temperature controller with touch key-press, including housing, the housing is interior to be provided with master controller, two temperature control interface
Circuit, drive circuit and switching power circuit, the input of the two temperature control interface is respectively with being arranged on temperature-changing chamber
The first interior temperature sensor is connected with the second temperature sensor in refrigerating chamber, the output end of the temperature control interface circuit
It is connected with master controller；The drive circuit includes driving circuit for electromagnetic valve, compressor drive circuit and fan drive circuit, institute
The input for stating driving circuit for electromagnetic valve is connected with master controller, output end and the magnetic valve phase of the driving circuit for electromagnetic valve
Even；The input of the compressor drive circuit is connected with master controller, the output end of the compressor drive circuit and compression
Machine is connected；The input of the fan drive circuit is connected with master controller, the output end and blower fan of the fan drive circuit
It is connected；The housing heightens touch key-press provided with temperature, temperature turns down touch key-press and warm area selection touch key-press, the temperature
Degree heightens touch key-press, temperature turns down touch key-press and warm area selection touch key-press is connected with master controller respectively；The housing
On be additionally provided with LCDs, the LCDs is connected with master controller；Two temperature alarmings are additionally provided with the housing
Indicator lamp, described two temperature alarming indicator lamps are connected with master controller；The master controller is also associated with data storage；Institute
Switching power circuit is stated as master controller, drive circuit, two temperature control interface and LCDs power supply.
Further, the back side of the housing is provided with heat emission hole.
Further, temperature control interface circuit, drive circuit, switching power circuit and the data storage are integrated in
On one piece of circuit board.
Further, the two temperature control interface includes two interfaces, and the first pin of each interface is grounded,
The second pin of each interface is connected by resistance with master controller, and the second pin of each interface connect by resistance respectively+
5V power supplys, and the second pin of each interface has been also respectively connected with filter capacitor.
Further, the driving circuit for electromagnetic valve, compressor drive circuit and fan drive circuit include relay and
Triode, the base stage of the triode are connected by resistance with master controller, the colelctor electrode of the triode and the quilt of relay
Control terminal is connected, and the output end of the relay is connected with ancillary equipment, and the ancillary equipment is magnetic valve, compressor or wind
Machine.
Further, the switching power circuit includes power input port, rectification circuit, transformation coil, power management
Chip and two output port of power source, the transformation coil include the first transformation coil and the second transformation coil, the rectified current
One end connection power input interface on road, the other end connect the main coil of the first transformation coil, the master of the first transformation coil
The other end of coil connects power management chip by MOS switch, and the power management chip connects the second transformation coil respectively
And photoelectric coupling switch, one end of the secondary coil of the first transformation coil are connected with the first output port of power source, another termination
Ground, one end of the secondary coil of the second transformation coil are connected with second source output port, other end ground connection.
Compared with prior art, the beneficial effects of the utility model are：
(1) touch key-press unit is used so that temperature controller has waterproof and strong anti-interference ability, fully solves because of machinery
Button problem and the problem of influence overall performance, improve the precision of temperature adjustment, ensure that sensitivity, the stability of temperature controller
It will not be changed with reliability because of the change of environmental condition or long-term use；
(2) temperature control interface circuit, drive circuit, switching power circuit and data storage are integrated in one piece of circuit
On plate, make temperature controller easier for installation；Using the switching power circuit of voltage adaptive, voltage is in AC90V~250V scopes
Interior, the temperature controller can be adapted to and worked automatically, improve the versatility of temperature controller；
(3) compressor, magnetic valve and fan drive circuit are used, the single line power supply control of each load can be achieved, avoids weight
Multiple wire；
(4) warning is provided the user by two temperature alarming indicator lamps, allows user to know in time by display screen
Temperature value information in temperature-changing chamber and refrigerating chamber.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is the structural representation of housing；
Fig. 3 is the circuit diagram of two temperature control interface；
Fig. 4 is the circuit diagram of drive circuit；
Fig. 5 is the circuit diagram of switching power circuit；
Wherein, 1, master controller, 2, two temperature control interface, 3, drive circuit, 4, switching power circuit, 5, temperature
Heighten touch key-press, 6, temperature turn down touch key-press, 7, warm area selection touch key-press, 8, LCDs, 9, data storage,
10th, the first temperature sensor, 11, second temperature sensor, 12, housing, 13, driving circuit for electromagnetic valve, 14, driven compressor electricity
Road, 15, fan drive circuit, 16, magnetic valve, 17, compressor, 18, blower fan, 19, interface.
Embodiment
The utility model is further illustrated below in conjunction with the accompanying drawings.
As Figure 1-5, a kind of temperature controller with touch key-press, including housing 12, the housing 12 is interior to be provided with main control
Device 1, two temperature control interface 2, drive circuit 3 and switching power circuit 4；The master controller 1 is also associated with data and deposited
Reservoir 9, the temperature control interface circuit 2, drive circuit 3, switching power circuit 4 and data storage 9 are integrated in one block of electricity
On the plate of road；The housing 12 heightens touch key-press 5 provided with temperature, temperature turns down touch key-press 6 and warm area selection touch key-press
7, the temperature heightens touch key-press 5, temperature turns down touch key-press 6 and warm area selection touch key-press 7 respectively with the phase of master controller 1
Even；LCDs 8 is additionally provided with the housing 12, the LCDs 8 is connected with master controller 1；On the housing 12
Two temperature alarming indicator lamps are additionally provided with, described two temperature alarming indicator lamps are connected with master controller；The back of the body of the housing 12
Face is provided with heat emission hole.
The input of the two temperature control interface 2 the first temperature sensor 10 with being arranged in temperature-changing chamber respectively
It is connected 11 with the second temperature sensor in refrigerating chamber, output end and the phase of master controller 1 of the two temperature control interface 2
Even；The two temperature control interface includes two interfaces 19, and the first pin of each interface 19 is grounded, each interface 19
Second pin be connected by resistance with master controller 1, the second pin of each interface 19 connects+5V electricity by resistance respectively
Source, and the second pin of each interface 19 has been also respectively connected with filter capacitor.
The drive circuit 3 includes driving circuit for electromagnetic valve 13, compressor drive circuit 14 and fan drive circuit 15, institute
The input for stating driving circuit for electromagnetic valve 13 is connected with master controller 1, the output end and electromagnetism of the driving circuit for electromagnetic valve 13
Valve 16 is connected；The input of the compressor drive circuit 14 is connected with master controller, the compressor drive circuit 14 it is defeated
Go out end with compressor 17 to be connected；The input of the fan drive circuit 15 is connected with master controller, the fan drive circuit
15 output end is connected with blower fan 18；The driving circuit for electromagnetic valve 13, compressor drive circuit 14 and fan drive circuit 15
Include relay K1 respectively and triode N1, the triode N1 base stage are connected by resistance R1 with master controller 1, described three
Pole pipe N1 colelctor electrode is connected with relay K1 controlled terminal, and the output end of the relay K1 is connected with ancillary equipment, institute
It is magnetic valve, compressor or blower fan to state ancillary equipment.
The switching power circuit 4 is master controller 1, drive circuit 3, two temperature control interface 2 and liquid crystal display
The power supply of screen 8, the switching power circuit include power input port, rectification circuit, transformation coil, power management chip and two
Output port of power source, the transformation coil include the first transformation coil and the second transformation coil, and one end of the rectification circuit connects
Connect power input interface, the other end connects the main coil of the first transformation coil, the main coil of the first transformation coil it is another
End connects power management chip by MOS switch, and the power management chip connects the second transformation coil and photoelectric coupling respectively
Switch, one end of the secondary coil of the first transformation coil are connected with the first output port of power source, other end ground connection, and described second
One end of the secondary coil of transformation coil is connected with second source output port, other end ground connection.
In use, it is connected 11 with second temperature sensor by two temperature control interface 2, the first temperature sensor 10
The temperature of synchronous acquisition temperature-changing chamber and refrigerating chamber, and touch key-press 5 heightened by temperature on housing, temperature turns down touch key-press 6
Temperature adjustment is carried out with warm area selection touch key-press 7, in LCDs real-time display temperature value, if temperature is above or below setting
During fixed threshold value, warning information is sent by lighting temperature alarming indicator lamp.
It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel need not pay the various modifications that creative work can make or deformation still in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of temperature controller with touch key-press, it is characterized in that, including housing, the housing is interior to be provided with master controller, two temperature
Control interface, drive circuit and switching power circuit, the input of the two temperature control interface respectively with setting
The first temperature sensor in temperature-changing chamber is connected with the second temperature sensor in refrigerating chamber, the temperature control interface circuit
Output end be connected with master controller；The drive circuit includes driving circuit for electromagnetic valve, compressor drive circuit and blower fan and driven
Dynamic circuit, the input of the driving circuit for electromagnetic valve are connected with master controller, the output end of the driving circuit for electromagnetic valve and
Magnetic valve is connected；The input of the compressor drive circuit is connected with master controller, the output of the compressor drive circuit
End is connected with compressor；The input of the fan drive circuit is connected with master controller, the output of the fan drive circuit
End is connected with blower fan；The housing heightens touch key-press provided with temperature, temperature turns down touch key-press and warm area selection touch by
Key, the temperature heightens touch key-press, temperature turns down touch key-press and warm area selection touch key-press is connected with master controller respectively；
LCDs is additionally provided with the housing, the LCDs is connected with master controller；Two are additionally provided with the housing
Temperature alarming indicator lamp, described two temperature alarming indicator lamps are connected with master controller；The master controller is also associated with data
Memory；The switching power circuit is that master controller, drive circuit, two temperature control interface and LCDs supply
Electricity.
2. a kind of temperature controller with touch key-press according to claim 1, it is characterized in that, the back side of the housing, which is provided with, to be dissipated
Hot hole.
3. a kind of temperature controller with touch key-press according to claim 1, it is characterized in that, the temperature control interface electricity
Road, drive circuit, switching power circuit and data storage are integrated on one piece of circuit board.
4. a kind of temperature controller with touch key-press according to claim 1, it is characterized in that, the two temperature control interface electricity
Road includes two interfaces, and the first pin of each interface is grounded, and the second pin of each interface passes through resistance and main control
Device is connected, and the second pin of each interface connects+5V power supplys by resistance respectively, and the second pin of each interface is also respectively connected with
There is filter capacitor.
5. a kind of temperature controller with touch key-press according to claim 1, it is characterized in that, the driving circuit for electromagnetic valve,
Compressor drive circuit and fan drive circuit include relay and triode, and the base stage of the triode passes through resistance and master control
Device processed is connected, and the colelctor electrode of the triode is connected with the controlled terminal of relay, and output end and the periphery of the relay are set
Standby to be connected, the ancillary equipment is magnetic valve, compressor or blower fan.
6. a kind of temperature controller with touch key-press according to claim 1, it is characterized in that, the switching power circuit includes
Power input port, rectification circuit, transformation coil, power management chip and two output port of power source, the transformation coil bag
Include the first transformation coil and the second transformation coil, one end connection power input interface of the rectification circuit, other end connection the
The main coil of one transformation coil, the other end of the main coil of the first transformation coil connect power management core by MOS switch
Piece, the power management chip connect the second transformation coil and photoelectric coupling switch, the by-pass of the first transformation coil respectively
One end of circle is connected with the first output port of power source, other end ground connection, one end of the secondary coil of the second transformation coil and the
Two output port of power source connect, other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501613.2U CN206709495U (en) | 2017-05-08 | 2017-05-08 | A kind of temperature controller with touch key-press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501613.2U CN206709495U (en) | 2017-05-08 | 2017-05-08 | A kind of temperature controller with touch key-press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206709495U true CN206709495U (en) | 2017-12-05 |
Family
ID=60466638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720501613.2U Expired - Fee Related CN206709495U (en) | 2017-05-08 | 2017-05-08 | A kind of temperature controller with touch key-press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206709495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462815A (en) * | 2020-10-21 | 2021-03-09 | 苏州陈泰利金属科技有限公司 | Temperature control device for high-precision control box |
-
2017
- 2017-05-08 CN CN201720501613.2U patent/CN206709495U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462815A (en) * | 2020-10-21 | 2021-03-09 | 苏州陈泰利金属科技有限公司 | Temperature control device for high-precision control box |
| CN112462815B (en) * | 2020-10-21 | 2021-12-24 | 苏州陈泰利金属科技有限公司 | Temperature control device for high-precision control box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171205 Termination date: 20190508 |