CN219841639U - Integrated air conditioner liquid display controller - Google Patents
Integrated air conditioner liquid display controller Download PDFInfo
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- CN219841639U CN219841639U CN202320259072.2U CN202320259072U CN219841639U CN 219841639 U CN219841639 U CN 219841639U CN 202320259072 U CN202320259072 U CN 202320259072U CN 219841639 U CN219841639 U CN 219841639U
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- 239000007788 liquid Substances 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 239000003990 capacitor Substances 0.000 claims description 30
- 238000004891 communication Methods 0.000 claims description 30
- 239000013078 crystal Substances 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000007664 blowing Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 14
- 230000006698 induction Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
The utility model relates to the technical field of electrical equipment control accessories, in particular to an integrated air conditioner liquid display controller which comprises a main control module, a power module, a single-phase detection module, an overcurrent detection module, a water flow detection module, a water level detection module, a display module, an output module, a key module and an alarm prompt module, wherein the power module, the single-phase detection module, the overcurrent detection module, the water flow detection module, the water level detection module, the display module, the output module, the key module and the alarm prompt module are electrically connected with the main control module. The utility model realizes remote control of the refrigerating, air-blowing and cleaning functions of the air conditioner through each module, can monitor the running state of the air conditioner, and can carry out alarm prompt or power-off operation when the running of the air conditioner fails.
Description
Technical Field
The utility model relates to the technical field of electrical equipment control accessories, in particular to an integrated air conditioner liquid display controller.
Background
At present, most air conditioners used in large places such as factories and shops are water-cooled ventilation equipment, the working principle of the air conditioner is that water is converted from liquid state to gas state to absorb heat energy to cool air, then the high-power fan blows out cool air, and the air conditioner controller is used for directly controlling the air conditioner.
The above patent can prompt the operation instruction of each key and the state information of the air conditioner to the user through voice through the voice control circuit, so that the user can more easily grasp the operation and use of the air conditioner.
However, the above air conditioner controller cannot monitor the state of the water level of the water flow to display and also cannot give an alarm or directly cut off the power supply when the air conditioner fails.
In view of the foregoing, we have needed to study an air conditioner controller with perfect function and high safety.
Disclosure of Invention
The utility model aims at: aiming at the defects of the prior art, an integrated air conditioner liquid display controller is provided, and the air conditioner liquid display controller realizes remote control of air conditioner refrigerating, air swinging and cleaning functions through each module, can monitor the running state of the air conditioner, and can carry out alarm prompt or power-off operation when the running of the air conditioner fails.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the integrated air conditioner liquid display controller comprises a main control module, and a power module, a single-phase detection module, an overcurrent detection module, a water flow detection module, a water level detection module, a display module, an output module, a key module and an alarm prompt module which are electrically connected with the main control module.
As an improvement of the integrated air conditioner liquid display controller, the main control module is provided with a main control chip U4; the general signal end of the main control chip U4 is respectively connected with the key module, the main board communication interface, the display board communication interface, the alarm prompting module, the output module, the water flow detection module, the water level detection module and the overcurrent detection module; the system ground signal end of the main control chip U4 is connected with the ground; the system main power supply signal end of the main control chip U4 is connected with the output end of the power supply module; the signal end of an external crystal oscillator of the main control chip U4 is connected with a crystal oscillator clock circuit; the main control chip U4 is provided with a chip main reset end, a programming serial clock signal end and a programming serial data signal end; and the LCD display screen Segment signal end and the LCD display screen command signal end of the main control chip U4 are connected with the display module.
As an improvement of the integrated air conditioner liquid display controller, the power module is connected with an external power supply P1, and the external power is connected with a power supply chip U2 through a first filter circuit and a second filter circuit; the first filter circuit comprises a resistor RF1, a resistor RV1 and a capacitor CX1 which are electrically connected, and the second filter circuit comprises a diode AC1 and a diode AC2 which are electrically connected.
As an improvement of the integrated air conditioner liquid display controller, the power chip U2 is connected with the main side of the power transformer TR1 through a third filter circuit, the induction voltage of the secondary side of the power transformer TR1 outputs a 12V power supply after passing through a fourth filter circuit, and outputs a 5V power supply after being reduced in voltage by the power chip U1; the third filter circuit includes a diode ZD1, a diode D4, a capacitor C3, a capacitor EC5 and a resistor R3 that are electrically connected, and the fourth filter circuit includes a diode D3 and a capacitor EC4 that are electrically connected.
As an improvement of the integrated air conditioner liquid display controller, the circuit of the water flow detection module comprises a resistor R18, a resistor R19 and a capacitor C12 which are electrically connected, wherein the resistor R19 is connected with a general signal end of the main control chip U4 and is connected with the main board communication interface, the display board communication interface and the communication interface CN4; the 5V output end of the power supply module is connected with the resistor R18.
As an improvement of the integrated air conditioner liquid display controller, the circuit of the water level detection module comprises resistors R21 and R20 which are electrically connected; the resistor R21 is connected with the universal signal end of the main control chip U4 and is connected with the main board communication interface, the display board communication interface and the communication interface CN5, and the 5V output end of the power supply module is connected with the resistor R20.
As an improvement of the integrated air conditioner liquid display controller, the single-phase detection module is connected with the external power supply P1 and comprises resistors R4, R5, R6, R7 and R30, a light emitting diode D5, a photoelectric coupler U3 and a capacitor C11 which are electrically connected; the resistor R4, the resistor R5, the resistor R6 and the light emitting diode D5 form a loop with the external power supply P1, the photoelectric coupler U3 is connected with a general signal end of the main control chip U4 through a fifth filter circuit, and a 5V output end of the power supply module is connected with the resistor R30; the fifth filter circuit is composed of a resistor R7 and a capacitor C11 which are electrically connected.
As an improvement of the integrated air conditioner liquid display controller, the overcurrent detection module comprises a transformer T1, and the working current generated by the working current when the air conditioner is started passes through a transformer TI, passes through a sixth filter circuit, and is provided to a general signal end of the main control chip U4 through voltage division of a resistor R13, a resistor R14 and a resistor R16; the overcurrent detection module is further provided with an integrated resistor S1, and the sixth filter circuit is composed of a diode D7, a capacitor EC7, a capacitor C2 and a resistor R17 which are electrically connected.
As an improvement of the integrated air conditioner liquid display controller, the display module comprises a display circuit and an LCD display screen which are electrically connected, wherein the display circuit comprises a back light diode BL1 and a triode Q1 which are electrically connected.
As an improvement of the integrated air conditioner liquid display controller, the output module comprises an output chip U5, wherein the output chip U5 is used for being connected with a communication interface of a water pump, a fan, a wind swinging synchronous motor and a cleaning device of the air conditioner, and the input end of the power supply module is used for being connected with the communication interface of the water pump, the fan, the wind swinging synchronous motor and the cleaning device of the air conditioner.
The utility model has the beneficial effects that: the intelligent water level monitoring system comprises a main control module, a power supply module, a single-phase detection module, an overcurrent detection module, a water flow detection module, a water level detection module, a display module, an output module, a key module and an alarm prompt module, wherein the power supply module, the single-phase detection module, the overcurrent detection module, the water flow detection module, the water level detection module, the display module, the output module, the key module and the alarm prompt module are electrically connected with the main control module. The utility model monitors the real-time state of the air conditioner through the single-phase detection module, the overcurrent detection module, the water flow detection module and the water level detection module, publishes information through the display module, can give an alarm or cut off a power supply in time when the operation fails, and can control the operations of refrigeration, air swing and cleaning of the air conditioner through the output module so as to further increase the safety performance.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic circuit diagram of a master control chip of the present utility model;
FIG. 2 is a schematic circuit diagram of a power module according to the present utility model;
FIG. 3 is a schematic diagram of a water flow detection module according to the present utility model;
FIG. 4 is a schematic circuit diagram of a water level detection module according to the present utility model;
FIG. 5 is a schematic circuit diagram of a display panel communication interface according to the present utility model;
FIG. 6 is a schematic circuit diagram of a motherboard communication interface according to the present utility model;
FIG. 7 is a schematic circuit diagram of a key module according to the present utility model;
FIG. 8 is a schematic circuit diagram of an alarm prompting module according to the present utility model;
FIG. 9 is a schematic circuit diagram of an output module according to the present utility model;
FIG. 10 is a schematic circuit diagram of a single-phase detection module according to the present utility model;
FIG. 11 is a schematic circuit diagram of an overcurrent detection module according to the present utility model;
FIG. 12 is a schematic circuit diagram of a display module according to the present utility model;
FIG. 13 is a second schematic circuit diagram of the display module according to the present utility model;
FIG. 14 is a functional block diagram of the present utility model;
fig. 15 is a schematic structural view of the present utility model.
1-LCD display screen; 2-function keys.
Detailed Description
Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art can solve the technical problem within a certain error range, substantially achieving the technical effect.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The present utility model will be described in further detail below with reference to the drawings, but is not limited thereto.
As shown in fig. 1-15, the integrated air conditioner liquid display controller comprises a main control module, and a power module, a single-phase detection module, an overcurrent detection module, a water flow detection module, a water level detection module, a display module, an output module, a key module and an alarm prompt module which are electrically connected with the main control module. The water flow detection module displays the detected water flow direction on the display module, and when the water flow detection module cannot detect the water flow, a signal can be transmitted to a corresponding sensor to cut off the power supply.
Preferably, the MCU of the main control module adopts a chip U4, the model is HR8P506FHLK, and is used for processing all output and input logics; the general signal end of the main control chip U4 corresponds to the 7 pins and the 9-16 pins of the chip, the system main power signal end of the main control chip U4 corresponds to the 8 pins of the chip, the external crystal oscillator signal end of the main control chip U4 corresponds to the 4 pins and the 5 pins of the chip, the chip main reset end, the programming serial clock signal end and the programming serial data signal end of the main control chip U4 correspond to the 6 pins, the 22 pins and the 23 pins of the chip, and the LCD display screen Segment signal end and the LCD display screen Common signal end of the main control chip U4 correspond to the 17-21 pins and the 24-32 pins of the chip.
Preferably, the 1 pin of the main control chip U4 is connected with the key module; the 3 feet are short-circuited; the pins 4 and 5 are connected with a crystal oscillator clock circuit; the 6 feet, the 22 feet and the 23 feet are connected with the burning port; the 7 feet and the 9-16 feet are connected with the communication interfaces of the main board and the display board; the 7 foot of the alarm is also connected with an alarm prompting module; the 9-12 pins are connected with the output module; the 17-21 feet and the 24-32 feet are connected with the display module; the 15 and 16 pins are respectively connected with the water flow detection module and the water level detection module; the 14 pin is connected with the overcurrent detection module.
As shown in fig. 2, the power module is connected with an external power supply P1, and the external power is arranged by a first filter circuit and a second filter circuit to supply power to a power chip U2 of the power module; the power chip U2 is connected with the main side of the power transformer TR1 through a third filter circuit, the induction voltage of the secondary side of the power transformer TR1 passes through a fourth filter circuit and then outputs a 12V power supply, and after the induction voltage is reduced by the power chip U1, the induction voltage outputs a 5V power supply.
Preferably, the first filter circuit comprises a resistor RF1, a resistor RV1 and a capacitor CX1 which are electrically connected, and the second filter circuit comprises a diode AC1 and a diode AC2 which are electrically connected; the third filter circuit comprises a diode ZD1, a diode D4, a capacitor C3, a capacitor EC5 and a resistor R3 which are electrically connected, and the fourth filter circuit comprises a diode D3 and a capacitor EC4 which are electrically connected; the model of the power chip U2 is AP8012H; the model of the power chip U1 is 78M05.
As shown in fig. 1, 3, 5 and 6, the circuit of the water flow detection module comprises a resistor R18, a resistor R19 and a capacitor C12 which are electrically connected, wherein the resistor R19 is connected with the 15 pin of the main control chip U4 and transmits signals to the main board and display board communication interface CN4; the resistor R18 is connected with the 5V power output end of the power supply module and is used for supplying power to the water flow detection module; the capacitor C12 is connected with the ground and is used for filtering clutter and alternating current components of a power supply, smoothing pulsating direct current and storing electric energy; the communication interface CN4 is connected with the output end of the water flow sensor in the controlled air conditioner and is used for transmitting data information to the water level detection module and receiving signals transmitted by the main control chip U4.
As shown in fig. 1, 4, 5 and 6, the circuit of the water level detection module comprises a resistor R21 and a resistor R20 which are electrically connected; the resistor R21 is connected with the 16 pins of the main control chip U4 and transmits signals to the main board, the display board and the communication interface CN5, and the resistor R20 is connected with the 5V power output end of the power supply module and is used for supplying power to the water level detection module; the communication interface CN5 is connected with the output end of the water level sensor positioned in the controlled air conditioner and is used for transmitting data information to the water level detection module and receiving signals transmitted by the main control chip U4.
As shown in fig. 1 and 7, the key module includes a resistor R13 and a capacitor C13 that are electrically connected, where the resistor R13 is electrically connected to the 5V output end of the power module and is used to supply power to the key module; the capacitor C13 is connected with the ground and is used for filtering clutter and alternating current components of a power supply, smoothing pulsating direct current and storing electric energy; the multifunctional intelligent air conditioner also comprises function keys 2 for controlling switching, refrigerating, cleaning and air swinging, wherein the four function keys 2 are respectively connected with a resistor in series and then connected to a 1 pin of a main control chip U4 in parallel, and the switches of the keys 2 are controlled by related signals, so that the control of each function is realized.
As shown in fig. 1 and 8, the alarm prompting module includes a buzzer BZ1, one end of the buzzer BZ1 is connected to the ground, and the other end is connected to the 7 pin of the main control chip U4 through a resistor R15, and is used for receiving the signal of the main control module, so as to send out a sound to alarm.
As shown in fig. 1 and 9, the output module includes an output chip U5, where the output chip U5 is connected to a communication interface of a water pump, a fan, a wind-swing synchronous motor and a cleaning device of the air conditioner, and is used to output a control signal to control start and stop of each functional device; the input end of the power supply module is connected with a communication interface of a water pump, a fan, a wind swinging synchronous motor and a cleaning device of the air conditioner; the model of the output chip U5 is ULN2003.
As shown in fig. 1 and 10, the single-phase detection circuit is connected with an external power supply P1 and comprises resistors R4, R5, R6, R7 and R30, a light emitting diode D5, a photoelectric coupler U3 and a capacitor C11; r4, R5, R6 and D5 form a loop with an external power supply P1, the photoelectric coupler U3 is connected with a 13 pin of the main control chip U4 through a fifth filter circuit and is used for receiving an optical signal of the light emitting diode D5 and transmitting the signal to the main control chip U4, and the resistor R30 is connected with a 5V output end of the power supply module and is used for supplying power to the single-phase detection module; the fifth filter circuit includes a resistor R7 and a capacitor C11.
As shown in fig. 1 and 11, the overcurrent detection module includes a transformer T1, and the working current generated by the transformer TI when the air conditioner is turned on is rectified and filtered into a dc voltage by a sixth filter circuit, and then divided by a resistor R13, a resistor R14 and a resistor R16 to provide a 14 th pin of the main control chip U4 to detect and judge whether the identification current is normal; the overcurrent detection module is further provided with an integrated resistor S1 to ensure that the voltage does not exceed 5V, so that the main control chip U4 is protected from being burnt out.
Preferably, the sixth filter circuit is composed of a diode D7, a capacitor EC7, a capacitor C2 and a resistor R17 electrically connected.
As shown in fig. 1, 12 and 13, the display module comprises a display circuit and an LCD display screen 1, the LCD display screen 1 is connected with pins 18-21 and pins 24-32 of the main control chip U4 for displaying information, and the model of the LCD display screen 1 is WT6333; the display circuit is connected with the 17 pins of the main control chip U4 and comprises a back light diode BL1 and a triode Q1 which are electrically connected.
While the foregoing description illustrates and describes several preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (10)
1. The integrated air conditioner liquid display controller is characterized by comprising a main control module, a power supply module, a single-phase detection module, an overcurrent detection module, a water flow detection module, a water level detection module, a display module, an output module, a key module and an alarm prompt module, wherein the power supply module, the single-phase detection module, the overcurrent detection module, the water flow detection module, the water level detection module, the display module, the output module, the key module and the alarm prompt module are electrically connected with the main control module; the main control module is provided with a main control chip U4, a system main power supply signal end of the main control chip U4 is electrically connected with an output end of the power supply module, the single-phase detection module comprises a photoelectric coupler U3, the photoelectric coupler U3 is connected with a universal signal end of the main control chip U4 through a fifth filter circuit, the universal signal end of the main control chip U4 is respectively connected with the key module, the main board communication interface, the display board communication interface, the alarm prompt module, the output module, the water flow detection module, the water level detection module and the overcurrent detection module, and an LCD display screen Segment signal end and an LCD display screen command signal end of the main control chip U4 are respectively electrically connected with the display module.
2. The integrated air conditioner liquid display controller as claimed in claim 1, wherein: the signal end of an external crystal oscillator of the main control chip U4 is connected with a crystal oscillator clock circuit; the main control chip U4 is provided with a chip main reset end, a programming serial clock signal end and a programming serial data signal end.
3. The integrated air conditioner liquid display controller as claimed in claim 2, wherein: the power module is connected with an external power supply P1, and the external power is connected with a power chip U2 through a first filter circuit and a second filter circuit; the first filter circuit comprises a resistor RF1, a resistor RV1 and a capacitor CX1 which are electrically connected, and the second filter circuit comprises a diode AC1 and a diode AC2 which are electrically connected.
4. The integrated air conditioner liquid display controller as set forth in claim 3, wherein: the power chip U2 is connected with the main side of the power transformer TR1 through a third filter circuit, the induced voltage of the secondary side of the power transformer TR1 passes through a fourth filter circuit and then outputs a 12V power supply, and the induced voltage is reduced by the power chip U1 and then outputs a 5V power supply; the third filter circuit includes a diode ZD1, a diode D4, a capacitor C3, a capacitor EC5 and a resistor R3 that are electrically connected, and the fourth filter circuit includes a diode D3 and a capacitor EC4 that are electrically connected.
5. The integrated air conditioner liquid display controller as claimed in claim 4, wherein: the circuit of the water flow detection module comprises a resistor R18, a resistor R19 and a capacitor C12 which are electrically connected, wherein the resistor R19 is connected with a general signal end of the main control chip U4 and is connected with the main board communication interface, the display board communication interface and the communication interface CN4; the 5V output end of the power supply module is connected with the resistor R18.
6. The integrated air conditioner liquid display controller of claim 5, wherein: the circuit of the water level detection module comprises resistors R21 and R20 which are electrically connected; the resistor R21 is connected with the universal signal end of the main control chip U4 and is connected with the main board communication interface, the display board communication interface and the communication interface CN5, and the 5V output end of the power supply module is connected with the resistor R20.
7. The integrated air conditioner liquid display controller as claimed in claim 4, wherein: the single-phase detection module is connected with the external power supply P1 and comprises resistors R4, R5, R6, R7 and R30, a light emitting diode D5, a photoelectric coupler U3 and a capacitor C11 which are electrically connected; the resistor R4, the resistor R5, the resistor R6 and the light emitting diode D5 form a loop with the external power supply P1, and the 5V output end of the power supply module is connected with the resistor R30; the fifth filter circuit is composed of a resistor R7 and a capacitor C11 which are electrically connected.
8. The integrated air conditioner liquid display controller as claimed in claim 4, wherein: the overcurrent detection module comprises a transformer T1, and the working current generated by the transformer TI when an air conditioner is started is divided by a resistor R13, a resistor R14 and a resistor R16 to be supplied to a general signal end of the main control chip U4 after passing through a sixth filter circuit; the overcurrent detection module is further provided with an integrated resistor S1, and the sixth filter circuit is composed of a diode D7, a capacitor EC7, a capacitor C2 and a resistor R17 which are electrically connected.
9. The integrated air conditioner liquid display controller as claimed in claim 4, wherein: the display module comprises a display circuit and an LCD display screen (1) which are electrically connected, and the display circuit comprises a back light diode BL1 and a triode Q1 which are electrically connected.
10. The integrated air conditioner liquid display controller as claimed in claim 4, wherein: the output module comprises an output chip U5, the output chip U5 is used for being connected with the communication interfaces of the water pump, the fan, the air swinging synchronous motor and the cleaning device of the air conditioner, and the input end of the power supply module is used for being connected with the communication interfaces of the water pump, the fan, the air swinging synchronous motor and the cleaning device of the air conditioner.
Priority Applications (1)
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CN202320259072.2U CN219841639U (en) | 2023-02-20 | 2023-02-20 | Integrated air conditioner liquid display controller |
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CN202320259072.2U CN219841639U (en) | 2023-02-20 | 2023-02-20 | Integrated air conditioner liquid display controller |
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CN202320259072.2U Active CN219841639U (en) | 2023-02-20 | 2023-02-20 | Integrated air conditioner liquid display controller |
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