CN202692328U - Electronic type air-condition controller - Google Patents
Electronic type air-condition controller Download PDFInfo
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- CN202692328U CN202692328U CN 201120387611 CN201120387611U CN202692328U CN 202692328 U CN202692328 U CN 202692328U CN 201120387611 CN201120387611 CN 201120387611 CN 201120387611 U CN201120387611 U CN 201120387611U CN 202692328 U CN202692328 U CN 202692328U
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Abstract
The utility model relates to the technical field of vehicle air conditioners, in particular to an electronic type bus air-condition controller. The electronic type bus air-condition controller comprises a power module, a signal acquisition module, a signal processing module, a Central Processing Unit (CPU), a digital piece display module, a functional status indication module, a functional button module and a driver module. The signal acquisition module comprises a return-air sensor, an evaporation sensor and a sensor signal acquisition circuit. The driver module is used for controlling a hot-water valve, a compressor relay, a motor and an air damper relay. The electronic type bus air-condition controller has the advantages of good anti-interference, functions of under voltage and over voltage protection and compressor delay output protection, and capabilities of real-time displaying set temperatures, current working status and fault code information and checking status information of each sensor at any time.
Description
Technical field
The utility model relates to air conditioning for automobiles control technology field, and specifically a kind of electronic type air-conditioner controller is applicable to the big bus vehicle air conditioner.
Background technology
At present, the bus air-conditioner controller is of a great variety, and knob analog controller and charactron display type air-conditioner controller occupy the staple market.
The knob analog controller adopts the analog elements such as potentiometer, comparator and multi-gear switch, is used for finishing the basic function of air-conditioning heating, refrigeration.But this class knob analog controller control function is simple, and accuracy of temperature control is low, and without the under-voltage over-voltage protection function, antijamming capability is relatively poor, and without good man-machine display interface.
Charactron display type air-conditioner controller has remedied the deficiency of analog controller to a certain extent by the microchip deal with data, and is more intelligent.But this class charactron display type air-conditioner controller interface is comparatively inflexible, and the inadequate hommization of function, on the outside function thinking comprehensive not, the compressor-free delay protection, the single channel motor-driven does not possess short-circuit protection.
Therefore, this area is needed a kind of air-conditioner controller that anti-interference is good, contain under-voltage overvoltage protection, compressor time-delay output protection, real-time display setting temperature, work at present state and DTC information and check at any time each road sensor status information that has badly.
The utility model content
In order to overcome the shortcoming of above-mentioned prior art, the utility model provides a kind of electronic type air-conditioner controller.
The utility model is realized with following technical scheme: a kind of electronic type air-conditioner controller comprises the signal acquisition module that return air sensor, antifrost sensor and pressure switch consist of; The signal pre-processing module that is connected with signal acquisition module, signal pre-processing module are sent into central processing unit after the signal of signal acquisition module collection is processed; Power module provides safety and stability reliable power supply; The digital display module that is connected with central processing unit; The key-press module that is connected with central processing unit, power module and signal pre-processing module respectively; The driver module that is connected with display module with central processing unit respectively; Driver module is used for control hot water valve, compressor relay, motor and wind shelves relay; Described power module comprises a diode D4, D5, metal-oxide-semiconductor Q5, circuit of three-terminal voltage-stabilizing integrated and voltage-stabiliser tube DW2; Described driver module comprises the driving chip for drive motors, is connected to the holding circuit between central processing unit and the air blast relay; Be connected to the holding circuit between central processing unit and the compressor; Be connected to the holding circuit between central processing unit and the hot water valve; Be connected to the holding circuit between central processing unit and the new wind turbine.
The utility model provides a kind of electronic type air-conditioner controller, it is characterized in that, comprising: signal acquisition module is used for Information Monitoring; Signal pre-processing module, its input connects the output of described signal acquisition module, with the signal that receives described signal acquisition module collection and process; Central processing unit, its input connects the output of described signal pre-processing module, to receive treated collection signal; Power module, it connects described central processing unit, so that power supply to be provided; Key-press module, it connects respectively central processing unit, power module and signal pre-processing module; Digital display module, it connects described central processing unit, to receive demonstration information; Driver module connects respectively described central processing unit and described digital display module; And control module, it connects described driver module.
Further, described signal acquisition module comprises: return air sensor, antifrost sensor and pressure switch.
Further, described control module comprises: hot water valve, compressor relay, motor and wind shelves relay.
Further, also comprise: described the first holding circuit, it is connected between described central processing unit and the described compressor relay; Described the second holding circuit, it is connected between described central processing unit and the described hot water valve; And described the 3rd holding circuit, it is connected between described central processing unit and the new wind turbine.
Further, described power module comprises two diodes, metal-oxide-semiconductor, circuit of three-terminal voltage-stabilizing integrated and voltage-stabiliser tubes;
Further, described driver module comprises: drive chip, the holding circuit that it is connected between described central processing unit and the new wind turbine is used for driving described motor.
The beneficial effects of the utility model are: the utlity model has good interference free performance; contain the under-voltage overvoltage protection; motor input and output short-circuit protection; digital display function is perfect; in good time display setting temperature, the operating temperature of checking at any time the antifrost sensor is indicated work at present state and DTC information simultaneously; simple interface is novel, perfect in shape and function and hommization.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is system principle diagram of the present utility model;
Fig. 2 is display board circuit schematic diagram of the present utility model;
Fig. 3 is master control borad circuit theory diagrams of the present utility model;
Fig. 4 is panel design sketch of the present utility model.
The specific embodiment
For variable pitch control unit and the system thereof of the wind-driven generator of the employing AC induction motor that the utility model proposes are described clearly and completely, so that those of ordinary skills can realize that the below provides preferred embodiment and is described in further detail by reference to the accompanying drawings.
Book content for the purpose of simplifying the description, with the difference of the embodiment in outstanding the utility model application and prior art and to the creative contribution part of prior art, when the embodiment in the utility model application is described, omitted the description of the aspects such as technical characterictic, parts, element, structure, annexation, function and principle that have with immediate prior art, described in detail and only it is different from the prior art part.Especially, omitted disclosed correlation technique content in the application's background technology part and the pertinent literature.But should be understood that the technical solution of the utility model is as limit, within not breaking away from the utility model spirit and scope, any apparent change, revise, be equal to replacement etc., all be considered as falling within the protection domain of the application's claim.
As shown in Figure 1, this utility model comprises power module, governor circuit, digital display circuit, push button signalling acquisition module, input signal processing module and external drive output module.
As shown in Figure 2, single-chip microcomputer drives triode, digital display module, key-press module, input signal processing module and external drive output module by SPI communication port linking number code block.
Key-press module and state indication light pipe, control end connects respectively the single-chip processor i/o mouth and controls separately.
As shown in Figure 3, power module: described power module comprises two diode D4, D5, metal-oxide-semiconductor Q5, circuit of three-terminal voltage-stabilizing integrated and voltage-stabiliser tube DW2; The power supply access by diode D5, meets metal-oxide-semiconductor Q5 and voltage-stabiliser tube DW1 and consists of switch power module, prevents outside spike, and metal-oxide-semiconductor S level meets regulator block U1, and the regulator block output is stablized 5V voltage for single-chip microcomputer provides.
Central processing unit: adopt U2 as main control chip, reserve programming mouth J2.
Key-press module: adopt 10K resistance drop-down, every road button and digital block pin connect I/O mouth of single-chip microcomputer, and totally 7 the tunnel.
Signal pre-processing module adopts the RC-pi type filter.Return air sensor and antifrost frost sensor are by drawing dividing potential drop on the resistance, 104 electric capacity carry out filtering, connect the Chip Microcomputer A/D mouth.Power supply voltage signal is by electric resistance partial pressure, the voltage stabilizing of 5V voltage-stabiliser tube, 104 electric capacity and the filtering of 2k resistance π type, order sheet AD mouth.At the process pull-up resistor, filter capacitor and resistance enter the Chip Microcomputer A/D mouth to pressure signal by diode capacitance.
Driver module: new wind turbine drives, and adopts Q11 as driving chip, connects with single-chip microcomputer by the SPI interface.Owing to adopted this driver module so that the driving of this part has short-circuit protection function.
The sheath linkage unit: display board is connected 30 cores rows pin and is connected with master control borad, on the master control borad by connect the interface of whole-vehicle air-conditioner system docking with the wire harness of sheath.
Operation principle: hardware is finished each input signal and is processed, and output drives function, and the taking into account system interference free performance, motor input and output short-circuit protection performance.The software aspect is finished input signal data and is processed, output signal control, digital block Graphics Processing, system's under-voltage overvoltage protection, the functions such as compressor delay protection processing.
The utility model provides a kind of electronic type air-conditioner controller, it is characterized in that, comprising: signal acquisition module is used for Information Monitoring; Signal pre-processing module, its input connects the output of described signal acquisition module, with the signal that receives described signal acquisition module collection and process; Central processing unit, its input connects the output of described signal pre-processing module, to receive treated collection signal; Power module, it connects described central processing unit, so that power supply to be provided; Key-press module, it connects respectively central processing unit, power module and signal pre-processing module; Digital display module, it connects described central processing unit, to receive demonstration information; Driver module connects respectively described central processing unit and described digital display module; And control module, it connects described driver module.
Further, described signal acquisition module comprises: return air sensor, antifrost sensor and pressure switch.
Further, described control module comprises: hot water valve, compressor relay, motor and wind shelves relay.
Further, also comprise: described the first holding circuit, it is connected between described central processing unit and the described compressor relay; Described the second holding circuit, it is connected between described central processing unit and the described hot water valve; And described the 3rd holding circuit, it is connected between described central processing unit and the new wind turbine.
Further, described power module comprises two diodes, metal-oxide-semiconductor, circuit of three-terminal voltage-stabilizing integrated and voltage-stabiliser tubes;
Further, described driver module comprises: drive chip, the holding circuit that it is connected between described central processing unit and the new wind turbine is used for driving described motor.
The beneficial effects of the utility model are: the utlity model has good interference free performance; contain the under-voltage overvoltage protection; motor input and output short-circuit protection; digital display function is perfect; in good time display setting temperature, the operating temperature of checking at any time the antifrost sensor is indicated work at present state and DTC information simultaneously; simple interface is novel, perfect in shape and function and hommization.
The above is preferred embodiment of the present utility model only, is not to limit practical range of the present utility model; If do not break away from spirit and scope of the present utility model, the utility model is made amendment or is equal to replacement, all should be encompassed in the middle of the protection domain of the utility model claim.
Claims (6)
1. an electronic type air-conditioner controller is characterized in that, comprising:
Signal acquisition module is used for Information Monitoring;
Signal pre-processing module, its input connects the output of described signal acquisition module, with the signal that receives described signal acquisition module collection and process;
Central processing unit, its input connects the output of described signal pre-processing module, to receive treated collection signal;
Power module, it connects described central processing unit, so that power supply to be provided;
Key-press module, it connects respectively central processing unit, power module and signal pre-processing module;
Digital display module, it connects described central processing unit, to receive demonstration information;
Driver module connects respectively described central processing unit and described digital display module; And
Control module, it connects described driver module.
2. electronic type air-conditioner controller according to claim 1, it is characterized in that: described signal acquisition module comprises: return air sensor, antifrost sensor and pressure switch.
3. electronic type air-conditioner controller according to claim 1, it is characterized in that: described control module comprises: hot water valve, compressor relay, motor and wind shelves relay.
4. electronic type air-conditioner controller according to claim 3 is characterized in that, also comprises:
Described the first holding circuit, it is connected between described central processing unit and the described compressor relay;
Described the second holding circuit, it is connected between described central processing unit and the described hot water valve; And
Described the 3rd holding circuit, it is connected between described central processing unit and the new wind turbine.
5. electronic type air-conditioner controller according to claim 1, it is characterized in that: described power module comprises two diodes, metal-oxide-semiconductor, circuit of three-terminal voltage-stabilizing integrated and voltage-stabiliser tubes;
6. electronic type air-conditioner controller according to claim 1, it is characterized in that: described driver module comprises: drive chip, the holding circuit that it is connected between described central processing unit and the new wind turbine is used for driving described motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120387611 CN202692328U (en) | 2011-10-13 | 2011-10-13 | Electronic type air-condition controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120387611 CN202692328U (en) | 2011-10-13 | 2011-10-13 | Electronic type air-condition controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202692328U true CN202692328U (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120387611 Expired - Fee Related CN202692328U (en) | 2011-10-13 | 2011-10-13 | Electronic type air-condition controller |
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| CN (1) | CN202692328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237752A (en) * | 2018-09-14 | 2019-01-18 | 佛山市高科合创科技有限公司 | The air monitering control circuit and air cleaning unit of electromagnetism interference |
-
2011
- 2011-10-13 CN CN 201120387611 patent/CN202692328U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237752A (en) * | 2018-09-14 | 2019-01-18 | 佛山市高科合创科技有限公司 | The air monitering control circuit and air cleaning unit of electromagnetism interference |
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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 |
Granted publication date: 20130123 Termination date: 20151013 |
|
| EXPY | Termination of patent right or utility model |