CN206683309U - A kind of refrigerator display board of hiding display - Google Patents
A kind of refrigerator display board of hiding display Download PDFInfo
- Publication number
- CN206683309U CN206683309U CN201720501609.6U CN201720501609U CN206683309U CN 206683309 U CN206683309 U CN 206683309U CN 201720501609 U CN201720501609 U CN 201720501609U CN 206683309 U CN206683309 U CN 206683309U
- Authority
- CN
- China
- Prior art keywords
- master controller
- circuit
- triode
- light emitting
- relay
- 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
Links
Abstract
The utility model discloses a kind of refrigerator display board of hiding display, including housing, master controller is provided with the housing, two temperature control interface, drive circuit, display unit and switching power circuit, the display unit includes two groups of display circuits being made up of triode and light emitting diode array, the base stage of the triode is connected by resistance with master controller, the light emitting diode matrix includes several light emitting diodes, the input of each light emitting diode is connected with the emitter stage of triode, the output end of each light emitting diode is connected by resistance with the input of master controller；The top of the housing is provided with translucent cover；The master controller is also associated with alarm unit.The utility model assembles power subsystem, drive circuit, display unit and master controller integral type, is not required to additionally install power supply adaptor, and use is more convenient；Pass through concealed display unit so that temperature control is more accurate, directly perceived.
Description
Technical field
It the utility model is related to a kind of refrigerator display board of hiding display.
Background technology
Existing refrigerator-freezer display board all uses external display screen or seven segment digital tubes to be shown, external display screen or seven hop counts
Code pipe passed through multi-line and was connected with controller, can produce certain error, cause temperature acquisition inaccurate.Display screen on refrigerator-freezer
It is also easy to be corroded by indoor ponding, repairs inconvenience.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of refrigerator display board of hiding display.
Technical scheme is used by the utility model：
A kind of refrigerator display board of hiding display, it is characterized in that, including housing, master controller, double is provided with the housing
Temperature control interface circuit, drive circuit, display unit and switching power circuit, the input of the two temperature control interface
End is connected with the second temperature sensor in the first temperature sensor and refrigerating chamber being arranged in temperature-changing chamber respectively, the temperature
The output end of control interface is connected with master controller, and the drive circuit includes driving circuit for electromagnetic valve and driven compressor
Circuit, the input of the driving circuit for electromagnetic valve are connected with master controller, output end and the commutation electricity of driving circuit for electromagnetic valve
Magnet valve is connected；The input of the compressor drive circuit is connected with master controller, the output end of the compressor drive circuit
It is connected with compressor；The display unit includes two groups of display circuits being made up of triode and light emitting diode array, described
The base stage of triode is connected by resistance with master controller, and the light emitting diode matrix includes several light emitting diodes, often
The input of the individual light emitting diode is connected with the emitter stage of triode, and the output end of each light emitting diode is logical
Resistance is crossed with the input of master controller to be connected；The top of the housing is provided with translucent cover；The master controller is connected with WIFI
Wireless transport module, the master controller are connected by WIFI wireless transport modules with personal mobile monitoring terminal；The switch
Power circuit is master controller, two temperature control interface, drive circuit, display unit and alarm unit provide required electricity
Source.
Further, the master controller is also associated with alarm unit, and the alarm unit uses buzzer.
Further, the master controller, two temperature control interface, drive circuit, display unit, switch power supply
Road, WIFI wireless transport modules and alarm unit are integrated 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 light emitting diode uses chip diode.
Further, the driving circuit for electromagnetic valve includes relay and triode respectively, and the base stage of the triode is led to
Resistance is crossed with master controller to be connected, the colelctor electrode of the triode is connected with the controlled terminal of relay, the relay it is defeated
Go out end with impulse electromagnetic valve to be connected, the other end of the relay is grounded by diode；The both ends of the relay are in parallel even
It is connected to diode.
Further, the compressor drive circuit includes relay and triode, and the base stage of the triode passes through electricity
Resistance is connected with master controller, and the colelctor electrode of the triode is connected with the controlled terminal of relay, the output end of the relay
It is connected with compressor, the both ends of the relay are connected in parallel to diode.
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) concealed display unit is used, that is, reduces the area of circuit board, reduces the use of circuit, reduce cost,
It is not easy to be damaged, also make it that temperature control is more accurate, directly perceived,
(2) assembled by power subsystem, drive circuit, display unit and master controller integral type, be not required to extra installation electricity
Source adapter, use are more convenient；
(3) temperature value collected is real-time transmitted to by personal mobile monitoring terminal by WIFI wireless transport modules, made
User is capable of the temperature conditions of remote monitor refrigerator-freezer.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is the structural representation of display unit；
Fig. 3 is the circuit diagram of two temperature control interface；
Fig. 4 is the circuit diagram of driving circuit for electromagnetic valve；
Fig. 5 is the circuit diagram of compressor drive circuit；
Fig. 6 is the circuit diagram of switching power circuit；
Wherein, 1, interface, 2, master controller, 3, two temperature control interface, 4, drive circuit, 5, display unit, 6,
Switching power circuit, the 7, first temperature sensor, 8, second temperature sensor, the 9, first driving circuit for electromagnetic valve, the 10, second electricity
Electromagnetic valve driving circuit, 11, WIFI wireless transport modules, 12, reversing solenoid valve, 13, compressor, 14, personal mobile monitoring terminal,
15th, alarm unit.
Embodiment
The utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in figures 1 to 6, a kind of refrigerator display board of hiding display, including housing, the housing is interior to be provided with master controller
2nd, two temperature control interface 3, drive circuit 4, display unit 5, switching power circuit 6 and alarm unit 15, the housing
Top be provided with translucent cover, the master controller 2 is connected with WIFI wireless transport modules 11, and the master controller 2 passes through WIFI
Wireless transport module 11 is connected with personal mobile monitoring terminal 14, and the personal mobile monitoring terminal uses smart mobile phone or flat board
Computer；The master controller 2, two temperature control interface 3, drive circuit 4, display unit 5, switching power circuit 6, WIFI
Wireless transport module 11 and alarm unit 15 are integrated on one piece of circuit board.
The display unit 5 includes two groups of display circuits being made up of triode and light emitting diode array, three pole
The base stage of pipe is connected by resistance with master controller, and the light emitting diode matrix includes several light emitting diodes, Mei Gesuo
The input for stating light emitting diode is connected with the emitter stage of triode, and the output end of each light emitting diode passes through electricity
Resistance is connected with the input of master controller；The light emitting diode uses chip diode.
The input of the two temperature control interface 3 the first temperature sensor 7 with being arranged in temperature-changing chamber respectively
It is connected with the second temperature sensor 8 in refrigerating chamber, the output end of the temperature control interface circuit 3 is connected with master controller 2；
The two temperature control interface includes two interfaces 1, and the first pin of each interface 1 is grounded, and the second of each interface 1
Pin is connected by resistance with master controller, and the second pin of each interface 1 connects+5V power supplys by resistance respectively, and each
The second pin of interface 1 has been also respectively connected with filter capacitor.
The drive circuit 4 includes driving circuit for electromagnetic valve 9 and compressor drive circuit 10, the driving circuit for electromagnetic valve
9 input is connected with master controller 2, and the output end of driving circuit for electromagnetic valve 9 is connected with reversing solenoid valve 12；The compressor
The input of drive circuit 9 is connected with master controller 2, and the output end of the compressor drive circuit 9 is connected with compressor 13；Institute
State driving circuit for electromagnetic valve 9 and pass through resistance R1 and master including relay K1 and triode N1, the base stage of the triode N1 respectively
Controller 2 is connected, and the colelctor electrode of the triode N1 is connected with relay K1 controlled terminal, the output end of the relay K1
It is connected with magnetic valve 12, the other end of the relay K1 is grounded by diode D1；The both ends of the relay are connected in parallel
There is diode D2；The compressor drive circuit 10 includes relay K2 and triode N2, the base stage of the triode N2 pass through
Resistance R2 is connected with master controller 2, and the colelctor electrode of the triode N2 is connected with relay K2 controlled terminal, the relay
K2 output end is connected with compressor 35, and the both ends of the relay K2 are connected in parallel to diode D3.
The switching power circuit 6 is master controller, drive circuit, display unit and alarm unit provide required electricity
Source；The switching power circuit includes power input port, rectification circuit, transformation coil, power management chip and two power supplys
Output port, the transformation coil include the first transformation coil and the second transformation coil, one end connection electricity of the rectification circuit
Source input interface, the other end connect the main coil of the first transformation coil, and the other end of the main coil of the first transformation coil leads to
MOS switch connection power management chip is crossed, the power management chip connects the second transformation coil and photoelectric coupling switch respectively,
One end of the secondary coil of the first transformation coil is connected with the first output port of power source, other end ground connection, second transformation
One end of the secondary coil of coil is connected with second source output port, other end ground connection.
Further, the alarm unit 15 uses buzzer.
In use, checking hiding display unit 5 by the translucent cover on housing, and pass through WIFI wireless transport modules 11
The temperature value collected is real-time transmitted to personal mobile monitoring terminal 14, allows users to the temperature feelings of remote monitor refrigerator-freezer
Condition
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 (8)
1. a kind of refrigerator display board of hiding display, it is characterized in that, including housing, the housing is interior to be provided with master controller, dual temperature
Spend control interface, drive circuit, display unit and switching power circuit, the input of the two temperature control interface
It is connected respectively with the second temperature sensor in the first temperature sensor and refrigerating chamber being arranged in temperature-changing chamber, the temperature control
The output end of interface circuit processed is connected with master controller, and the drive circuit includes driving circuit for electromagnetic valve and driven compressor electricity
Road, the input of the driving circuit for electromagnetic valve are connected with master controller, output end and the commutation electromagnetism of driving circuit for electromagnetic valve
Valve is connected；The input of the compressor drive circuit is connected with master controller, the output end of the compressor drive circuit with
Compressor is connected；The display unit includes two groups of display circuits being made up of triode and light emitting diode array, and described three
The base stage of pole pipe is connected by resistance with master controller, and the light emitting diode matrix includes several light emitting diodes, each
The input of the light emitting diode is connected with the emitter stage of triode, and the output end of each light emitting diode passes through
Resistance is connected with the input of master controller；The top of the housing is provided with translucent cover；The master controller be connected with WIFI without
Line transport module, the master controller are connected by WIFI wireless transport modules with personal mobile monitoring terminal；The switch electricity
Source circuit is master controller, two temperature control interface, drive circuit, display unit and alarm unit provide required electricity
Source.
2. a kind of refrigerator display board of hiding display according to claim 1, it is characterized in that, the master controller is also connected with
There is alarm unit, the alarm unit uses buzzer.
3. a kind of refrigerator display board of hiding display according to claim 2, it is characterized in that, the master controller, dual temperature
Degree control interface, drive circuit, display unit, switching power circuit, WIFI wireless transport modules and alarm unit integrate
On one piece of circuit board.
4. a kind of refrigerator display board of hiding display according to claim 1, it is characterized in that, the two temperature control interface
Circuit includes two interfaces, and the first pin of each interface is grounded, and the second pin of each interface passes through resistance and master control
Device processed is connected, and the second pin of each interface connects+5V power supplys by resistance respectively, and the second pin of each interface also connects respectively
It is connected to filter capacitor.
5. a kind of refrigerator display board of hiding display according to claim 1, it is characterized in that, the light emitting diode uses
Chip diode.
6. a kind of refrigerator display board of hiding display according to claim 1, it is characterized in that, the driving circuit for electromagnetic valve
Include relay and triode respectively, the base stage of the triode is connected by resistance with master controller, the collection of the triode
Electrode is connected with the controlled terminal of relay, and the output end of the relay is connected with impulse electromagnetic valve, the relay it is another
One end is grounded by diode；The both ends of the relay are connected in parallel to diode.
7. a kind of refrigerator display board of hiding display according to claim 1, it is characterized in that, the compressor drive circuit
Including relay and triode, the base stage of the triode is connected by resistance with master controller, the colelctor electrode of the triode
It is connected with the controlled terminal of relay, the output end of the relay is connected with compressor, and the both ends of the relay are in parallel even
It is connected to diode.
8. a kind of refrigerator display board of hiding display according to claim 1, it is characterized in that, the switching power circuit bag
Include power input port, rectification circuit, transformation coil, power management chip and two output port of power source, the transformation coil
Including the first transformation coil and the second transformation coil, one end connection power input interface of the rectification circuit, other end connection
The main coil of first transformation coil, the other end of the main coil of the first transformation coil connect power management by MOS switch
Chip, the power management chip connect the second transformation coil and photoelectric coupling switch, the pair of the first transformation coil respectively
One end of coil is connected with the first output port of power source, the other end ground connection, one end of the secondary coil of the second transformation coil with
Second source output port connects, other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501609.6U CN206683309U (en) | 2017-05-08 | 2017-05-08 | A kind of refrigerator display board of hiding display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501609.6U CN206683309U (en) | 2017-05-08 | 2017-05-08 | A kind of refrigerator display board of hiding display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206683309U true CN206683309U (en) | 2017-11-28 |
Family
ID=60405991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720501609.6U Expired - Fee Related CN206683309U (en) | 2017-05-08 | 2017-05-08 | A kind of refrigerator display board of hiding display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206683309U (en) |
-
2017
- 2017-05-08 CN CN201720501609.6U patent/CN206683309U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203397176U (en) | Household electric appliance remote control and environment monitoring system based on intelligent mobile phone | |
| CN206322955U (en) | The intelligently connecting or disconnecting electrical socket of household electrical appliances | |
| CN103139026A (en) | Intelligent household appliance controller based on wireless communication | |
| CN101691944B (en) | Electricity-saving control method and electricity-saving control device of air conditioner | |
| CN205070964U (en) | Projecting apparatus intelligence time delay electrical shutoff control ware | |
| CN201589373U (en) | Electricity-saving control device for air conditioner | |
| CN102800182B (en) | Wireless transceiving module and inverter system thereof | |
| CN206683309U (en) | A kind of refrigerator display board of hiding display | |
| CN206172706U (en) | Reservation formula intelligence elevator system | |
| CN204241881U (en) | A kind of Smart Home power consumption control system | |
| CN205157644U (en) | Multiloop ammeter | |
| CN104698391A (en) | Low-voltage detecting circuit of air conditioner infrared remote control | |
| CN204965106U (en) | Air conditioning switch of switch gear room of transformer substation device based on NRF24L01 | |
| CN207070711U (en) | A kind of unattended formula Intelligent irrigation system | |
| CN202769971U (en) | Internet of things electric water heater control device | |
| CN206709495U (en) | A kind of temperature controller with touch key-press | |
| CN213240881U (en) | Office building integral intelligent management system | |
| CN209374727U (en) | A kind of indoor intelligent socket external member | |
| CN210346055U (en) | Remote control type refrigeration house system with multiple refrigeration units | |
| CN205028449U (en) | Planting environment's device in monitoring warmhouse booth | |
| CN203274306U (en) | Solar water heater control system remotely controlled by Bluetooth through CPLD | |
| CN202772365U (en) | Air-conditioning operating state display socket | |
| CN206709496U (en) | A kind of refrigerator temperature controller of single fire line control | |
| CN206411652U (en) | It is a kind of based on be wirelessly transferred control signal processing screen control system | |
| CN206739743U (en) | A kind of dual temperature area control panel of refrigerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171128 Termination date: 20190508 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |