CN101013068A - Test system of variable frequency air conditioner outdoor unit - Google Patents
Test system of variable frequency air conditioner outdoor unit Download PDFInfo
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- CN101013068A CN101013068A CNA2007100268388A CN200710026838A CN101013068A CN 101013068 A CN101013068 A CN 101013068A CN A2007100268388 A CNA2007100268388 A CN A2007100268388A CN 200710026838 A CN200710026838 A CN 200710026838A CN 101013068 A CN101013068 A CN 101013068A
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- 238000012360 testing method Methods 0.000 title claims abstract description 68
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- 238000000034 method Methods 0.000 claims description 15
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- 238000005057 refrigeration Methods 0.000 claims description 8
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Abstract
The invention relates to the field of air conditioner production, in particular to a test system for an outdoor unit of a variable frequency air conditioner in a production process. The testing system of the variable frequency air conditioner outdoor unit provided by the invention integrates communication protocols of various outdoor units and testing programs aiming at various machine types, various detection modes and various detection modes, and can realize detection of various air conditioner outdoor units through machine type setting, so that the testing system has higher universality; the outdoor unit to be tested can be detected in various detection modes through the detection mode setting, so that the detection function of the test system is more complete; the detection can be carried out by adopting various detection modes through the detection mode setting, so that the test system is more flexible in detection; the test system of the variable frequency air conditioner outdoor unit provided by the invention can also display the return signal of the tested outdoor unit in real time, so that the detection result is more visual and clear.
Description
Technical field
The present invention relates to the air conditioner production field, relate in particular in the production run test macro at frequency-variable air conditioner outdoor machine.
Background technology
Convertible frequency air-conditioner is a kind of air conditioner that uses frequency-changeable compressor and fuzzy control technology, can regulate refrigerating speed according to the variation of indoor air temperature.Convertible frequency air-conditioner is relative common air-conditioning, and the compression motor of common air-conditioning adopts AC induction motor, and rotating speed is constant, convertible frequency air-conditioner then adopts frequency-changeable compressor, regulate compressor rotary speed by frequency change, refrigerating capacity is changed continuously, adapt to the needs of air conditioner load.
Convertible frequency air-conditioner has adopted the combination of variable-frequency power sources, frequency-changeable compressor, electric expansion valve and micro-computer technology; heat pump performance is further improved; room temperature fluctuation is little during use, and comfortableness is better, and is insensitive to mains fluctuations; behind the compressor start; generally do not shut down, refrigerating capacity changes in the larger context, has avoided the frequent start-stop of common air-conditioning; prolong the life-span of compressor, had efficient, energy-conservation characteristics simultaneously.
Yet, when realizing above-mentioned functions and advantage, make that the control system of convertible frequency air-conditioner and off-premises station frequency conversion system are comparatively complicated, components and parts are had relatively high expectations, the common air-conditioning of comparing, the failure rate of convertible frequency air-conditioner is higher.So, in the production run, very crucial to the detection step of frequency-variable air conditioner outdoor machine.
At present, in the production run of frequency-variable air conditioner outdoor machine, there is not special-purpose frequency conversion test fixture, each tested frequency conversion off-premises station need carry interior machine control panel, by remote controller send order (as start, freeze, heat, shutdown etc.), and then detect, its testing process is comparatively loaded down with trivial details, artificial intervention is many, can not obtain the information of off-premises station operational factor and state in real time.
In addition, there are different types of machines in convertible frequency air-conditioner, and the agreement of carrying out communication between the inside and outside machine of various types is different.So when production line was changed type, corresponding test macro needed to change, and makes troubles to test, influences general assembly production testing efficient.
Summary of the invention
The purpose of this invention is to provide a kind of frequency-variable air conditioner outdoor machine test macro, be applicable to different types of machines, and can adopt multiple detecting pattern and detection mode to detect.
For achieving the above object, the test macro of frequency-variable air conditioner outdoor machine provided by the invention comprises: single-chip microcomputer, be used for carrying out the signal and the data processing of testing process, the communications protocol of the integrated multiple off-premises station of this single-chip microcomputer, and write the test procedure of different types of machines, multiple detecting pattern, multiple detection mode; The type initialization circuit is imported the type parameter of tested frequency-variable air conditioner outdoor machine by this circuit; The detecting pattern initialization circuit is when tested type is the one-to-one type, by the parameter of the selected detecting pattern of this detecting pattern initialization circuit input; The detection mode initialization circuit is set the mode that tested off-premises station is detected by this circuit; Whether last power detection circuit detects tested off-premises station and powers on, and is implemented in the place of powering on and starts detection automatically; Manually detect control circuit, be used for manually importing the testing process control signal; The parameter memory circuit is used to store the parameter of setting; Communicating circuit is used to realize the communication of test macro and tested off-premises station; Tested off-premises station power control circuit is controlled the power supply of tested off-premises station and is supplied with according to frequency-variable air conditioner outdoor machine power supply control command; Tested off-premises station back information display circuit is used to show information that tested off-premises station returns, after single-chip microcomputer is handled; The function indicating circuit is used to show certain constantly automatic residing state of testing process; And power circuit, for whole test system provides required power supply.
The communications protocol of the integrated multiple off-premises station of frequency-variable air conditioner outdoor machine test macro provided by the invention, and at the test procedure of different types of machines, multiple detecting pattern, multiple detection mode.Thereby, can realize multiple air-conditioner outdoor unit is detected by the type setting, make this test macro have more versatility; Can adopt multiple detecting pattern that tested off-premises station is detected by the detecting pattern setting, make that the measuring ability of this test macro is more perfect; Can adopt multiple detection mode to detect by the detection mode setting, make this test macro more flexible when detecting; The test macro of frequency-variable air conditioner outdoor machine provided by the invention can also show the return path signal of tested off-premises station in real time, makes testing result more directly perceived, more than you know.As from the foregoing, when utilizing this test macro that tested air-conditioner outdoor unit is detected, can effectively improve detection efficiency and detect quality, adapt to the production demand.
Description of drawings
Fig. 1 is the composition frame chart of the test macro of frequency-variable air conditioner outdoor machine of the present invention;
Fig. 2 for the test macro of frequency-variable air conditioner outdoor machine of the present invention when specific implementation, towards the synoptic diagram at checker's interface.
Embodiment
As shown in Figure 1, the test macro of frequency-variable air conditioner outdoor machine provided by the invention comprises: single-chip microcomputer, type initialization circuit, detecting pattern setting module, detection mode initialization circuit, go up power detection circuit, manually detect control circuit, parameter memory circuit, communicating circuit, tested off-premises station power control circuit, tested off-premises station back information display circuit, function indicating circuit and power circuit.Describe purposes, function and the implementation of each circuit below in detail.
Single-chip microcomputer is the core of this test macro, is used for carrying out the signal and the data processing of testing process.In the present embodiment, the communications protocol of the integrated multiple off-premises station of single-chip microcomputer, and write test procedure at different types of machines, multiple detecting pattern, multiple detection mode, thereby make this test macro can be to the off-premises station of different types of machines, under multiple detecting pattern, multiple detection mode, detect.
The type initialization circuit is used to import the type parameter of tested frequency-variable air conditioner outdoor machine.In the present embodiment, the type initialization circuit comprises and drags several setting sections and concrete type setting section.Wherein, one drags several setting sections to comprise for choosing option then: one-to-one, one drag two, drag three, one to drag four, this part can be realized by a way switch amount Acquisition Circuit and four road indicator light circuits, button by operating switch amount Acquisition Circuit carries out the switching between option, and the pilot lamp of chosen option item correspondence is bright; And concrete type selects part that several options (as " calm king exchanges " or the like) can be provided according to the type that each manufacturer has, this part also can be realized by a way switch amount Acquisition Circuit and several indicator light circuit, the button of checker by operating switch amount Acquisition Circuit carries out the switching between option, the pilot lamp of chosen option item correspondence is bright, and the type parameter that configures is in Single-chip Controlling is stored in described parameter memory circuit.
The detecting pattern initialization circuit is used for when tested type is the one-to-one type, provides multiple detecting pattern selective, by the parameter of the selected detecting pattern of this detecting pattern initialization circuit input.According to one-to-one convertible frequency air-conditioner operation characteristic, the detecting pattern initialization circuit that present embodiment provides provides three options: nominal, common, maximum, and respectively corresponding three kinds of detecting patterns.Wherein, general mode is that tested off-premises station is tested according to the user's method of operation of dispatching from the factory, and is applicable to general test; Nominal mode is the operation frequently surely of tested off-premises station, is applicable to the test of air-conditioning heating capacity and refrigerating capacity; Max model is tested off-premises station high frequency operation, is applicable to the test of current power, pipeline vibration, noise under the high frequency running status.When tested off-premises station is the one-to-one type, by above-mentioned three kinds of detecting patterns are provided, make more perfectly to the detection of one-to-one convertible frequency air-conditioner, in actual detected, can select a certain according to the actual requirements or certain several pattern detects.Above-mentioned detecting pattern initialization circuit can be cooperated by a way switch amount Acquisition Circuit and three road indicator light circuits to be realized, the button of checker by operating switch amount Acquisition Circuit carries out the switching between option, the pilot lamp of chosen option item correspondence is bright, and the parameter of the detecting pattern that configures is in Single-chip Controlling is stored in described parameter memory circuit.
The detection mode initialization circuit is used to set the mode that tested off-premises station is detected, and comprises automatic detection and manually detects dual mode.If the checker is set at automatic detection, then automatically tested off-premises station is detected by trace routine control; If the checker selects manual detection, then testing process need be operated manual detection control circuit and be finished testing process.The detection mode initialization circuit that present embodiment provides can be realized by a way switch amount Acquisition Circuit and two-way indicator light circuit.The checker detects automatically or manually detects by the button of operating switch amount Acquisition Circuit, and the pilot lamp of chosen option item correspondence is bright, and the parameter of the detection mode that configures is in Single-chip Controlling is stored in described parameter memory circuit.
Last power detection circuit, the characteristics that leading at beginning wiring adapter station according to commodity inspection room cunning is outage area, the operation test section in the back powers on, lead and whether power on by detecting commodity inspection room cunning, judge whether tested off-premises station arrives the operation test section, result of determination is issued single-chip microcomputer to be handled, be implemented in the place of powering on and start the function of test automatically, do not need manually-operated.
Manually detecting control circuit is used for manually importing the testing process control signal under the control.The manual detection control circuit that present embodiment provides comprises: freeze, heat control terminal, frequency-variable air conditioner outdoor machine power supply control terminal, one drags ABCD machine selection circuit and removing circuit when detecting more.Foregoing circuit all can pass through the switch acquisition circuit, indicator light circuit cooperates chip microcontroller.The checker makes single-chip microcomputer generate corresponding control signal by each terminal of manual operation, as heats order, refrigeration order, frequency-variable air conditioner outdoor machine power supply control command etc., utilizes these control signals to control the corresponding actions of tested off-premises station.The ABCD machine selects circuit to be used for selecting A machine, B machine, C machine, D machine when dragging multi-model to detect to one.Remove the real information that circuit is used to remove tested off-premises station operational factor and state etc.
The parameter memory circuit is used to store the parameter of setting, comprises the parameter that type setup parameter, detecting pattern set, the parameter that detection mode is set, and the parameter memory circuit that the utility model provides adopts the power-failure memory circuit.
Communicating circuit is used to realize the communication of this test macro and tested off-premises station, will heat order under Single-chip Controlling, the refrigeration order sends to tested off-premises station, simultaneously the back information of tested off-premises station is issued single-chip microcomputer and handles.This communicating circuit adopts four-way live wire communicating circuit, can realize that one-to-one, one drag two, drag three, one communication of dragging four types.
The power supply that tested off-premises station power control circuit is controlled tested off-premises station according to frequency-variable air conditioner outdoor machine power supply control command is supplied with.In automatic testing process, open or close the power supply of tested off-premises station according to procedure auto-control; In manual detection process, the operation of frequency-variable air conditioner outdoor machine power supply control terminal is opened or is closed the power supply of tested off-premises station according to the checker.This tested off-premises station power control circuit is realized by A.C. contactor.
Tested off-premises station back information display circuit is used to show information that tested off-premises station returns, after single-chip microcomputer is handled.The tested off-premises station back information display circuit that present embodiment provides comprises: tested off-premises station operational factor (as parameters such as compressor operating frequency, outdoor delivery temperature, outdoor Guan Wen, outdoor environment temperatures) display part and tested off-premises station running status and fault display part.Wherein, tested off-premises station operational factor display part can be realized by the charactron circuit, be shown each parameter value in real time by Single-chip Controlling; Tested off-premises station running status and fault display part can be realized that when tested off-premises station was in certain state or certain fault occurs, corresponding pilot lamp was bright by indicator light circuit.
The function indicating circuit is used to show certain constantly automatic residing state of testing process.In the present embodiment, comprising: automatically, test finishes, communication, five states that heat, freeze, realize by five road indicator light circuits accordingly, when being set at automatic detection, automatic pairing pilot lamp is bright, and when detection proceeded to certain step, corresponding pilot lamp was bright.
Power circuit is used to whole test system that required power supply is provided.
As shown in Figure 2, present embodiment provides the test macro of above-mentioned frequency-variable air conditioner outdoor machine when specific implementation, and it is towards the synoptic diagram at checker's interface.This interface provides: the operation of the operation of the operation of type initialization circuit and display terminal 11 and 12 (comprising button and pilot lamp), detecting pattern initialization circuit and display terminal 20 (comprising button and pilot lamp), detection mode initialization circuit and display terminal 30 (comprising button and pilot lamp), manually detect the operation and the display terminal 41,42,43,44 of control circuit, the display terminal 51,52 of tested off-premises station back information display circuit, the display terminal 60 of function indicating circuit, the control terminal 70 of power circuit.
When the test macro of use frequency-variable air conditioner outdoor machine of the present invention detected tested off-premises station, its using method was as follows:
(1) configure the type of tested off-premises station by the type setting module, for example: one drags several setting sections to be set at " one-to-one ", and concrete type setting section is set at " calm king exchanges ";
(2), then set detecting pattern, for example: be chosen to be " common " pattern by the detecting pattern initialization circuit if tested type is an one-to-one type off-premises station; If tested type is the off-premises station of the above type of one drag two, then need not execution in step (2);
(3) set the mode that tested off-premises station is detected by the detection mode initialization circuit,, then carry out a if select automatic detection mode; If select manual detection mode, then carry out b:
A. single-chip microcomputer calls corresponding autotest according to the type parameter of having set and the parameter of detecting pattern; The trace routine of different type of machines when present embodiment provides automatic detection is as follows respectively:
Frequency conversion one-to-one: heat → close tester in power-down state → refrigeration.
Frequency conversion one drag two: heat the A machine and drive → heat the A+B machine and drive → close tester in power-down state → refrigeration B machine and drive → freeze the B+A machine and open.
Frequency conversion one drags three: heat the A machine and drive → heat the A+C machine and drive → heat the A+C+B machine and drive → close tester in power-down state → refrigeration B machine → refrigeration B+A machine and drive → freeze the A+C+B machine and open.
Frequency conversion → drag four: heat the A machine and drive → heat the A+C machine and drive → heat the A+C+B machine and drive → heat the ABCD machine and drive → close tester in power-down state → refrigeration B machine and drive → freeze the B+D machine and drive → freeze the B+D+A machine and drive → freeze the ABCD machine and open.
B. the checker finishes each trace routine described in a by operating manual detection control circuit, and wherein each step time is controlled by the checker.
(4) in testing process, obtain the information of tested off-premises station by tested off-premises station back information display circuit;
(5) information that shows according to tested off-premises station back information display circuit draws testing result.
Claims (10)
1. the test macro of a frequency-variable air conditioner outdoor machine is characterized in that comprising:
Single-chip microcomputer is used for carrying out the signal and the data processing of testing process, the communications protocol of the integrated multiple off-premises station of this single-chip microcomputer, and write the test procedure of different types of machines, multiple detecting pattern, multiple detection mode;
The type initialization circuit is imported the type parameter of tested frequency-variable air conditioner outdoor machine by this circuit;
The detecting pattern initialization circuit is when tested type is the one-to-one type, by the parameter of the selected detecting pattern of this detecting pattern initialization circuit input;
The detection mode initialization circuit is set the mode that tested off-premises station is detected by this circuit;
Whether last power detection circuit detects tested off-premises station and powers on, and is implemented in the place of powering on and starts detection automatically;
Manually detect control circuit, be used for manually importing the testing process control signal;
The parameter memory circuit is used to store the parameter of setting;
Communicating circuit is used to realize the communication of test macro and tested off-premises station;
Tested off-premises station power control circuit is controlled the power supply of tested off-premises station and is supplied with according to frequency-variable air conditioner outdoor machine power supply control command;
Tested off-premises station back information display circuit is used to show information that tested off-premises station returns, after single-chip microcomputer is handled;
The function indicating circuit is used to show certain constantly automatic residing state of testing process; And
Power module is for whole test system provides required power supply.
2. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1 is characterized in that: described type initialization circuit comprises and drags several setting sections and concrete type setting section.
3. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1, it is characterized in that: described detecting pattern initialization circuit provides nominal, common and maximum three kinds of detecting patterns selective.
4. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1 is characterized in that: described detection mode initialization circuit provides automatic detection and manually detects two kinds of supplier's formulas.
5. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1, it is characterized in that: described manual detection control circuit comprises refrigeration, heats control terminal, frequency-variable air conditioner outdoor machine power supply control terminal, and a machine of ABCD when dragging detect is selected circuit and removed circuit more.
6. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1, it is characterized in that: the parameter memory circuit, be used to store the parameter of setting, comprise that the parameter of type setup parameter, detecting pattern setting, the parameter of detection mode setting reach the parameter that ABCD machine selection circuit is imported when manually detecting, this parameter memory circuit employing power-failure memory circuit.
7. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1 is characterized in that: described communicating circuit adopts four-way live wire communicating circuit, can realize that one-to-one, one drag two, drag three, one communication of dragging four types.
8. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1, it is characterized in that: described tested off-premises station power control circuit is realized by A.C. contactor.
9. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1, it is characterized in that: described tested off-premises station back information display circuit comprises: tested off-premises station operational factor display part and tested off-premises station running status and fault display part.
10. the test macro of frequency-variable air conditioner outdoor machine as claimed in claim 1 is characterized in that: described function indicating circuit can indicate automatically, test finish, communication, five states heat, freeze.
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| CNB2007100268388A CN100552411C (en) | 2007-02-08 | 2007-02-08 | Test system of variable frequency air conditioner outdoor unit |
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| CNB2007100268388A CN100552411C (en) | 2007-02-08 | 2007-02-08 | Test system of variable frequency air conditioner outdoor unit |
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| CN101949779A (en) * | 2010-08-17 | 2011-01-19 | 广东志高空调有限公司 | On-line performance test system of variable-frequency air conditioning outdoor unit |
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| CN102230850A (en) * | 2011-03-31 | 2011-11-02 | 格力电器（合肥）有限公司 | Method and system for on-line test on outer machine of wind-cooling freezer |
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| CN101949779B (en) * | 2010-08-17 | 2014-04-30 | 广东志高空调有限公司 | On-line performance test system of variable-frequency air conditioning outdoor unit |
| CN101949779A (en) * | 2010-08-17 | 2011-01-19 | 广东志高空调有限公司 | On-line performance test system of variable-frequency air conditioning outdoor unit |
| CN102538127A (en) * | 2010-12-23 | 2012-07-04 | 珠海格力电器股份有限公司 | Handheld adjusting device and system of variable frequency air conditioner |
| CN102230850A (en) * | 2011-03-31 | 2011-11-02 | 格力电器（合肥）有限公司 | Method and system for on-line test on outer machine of wind-cooling freezer |
| CN102230850B (en) * | 2011-03-31 | 2013-11-20 | 格力电器（合肥）有限公司 | Method and system for on-line test on outer machine of wind-cooling freezer |
| CN103091573B (en) * | 2011-11-03 | 2015-10-07 | 珠海格力电器股份有限公司 | Air conditioner testing method, device and system |
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| CN103364210A (en) * | 2012-04-05 | 2013-10-23 | 珠海格力电器股份有限公司 | Testing system and testing method of variable frequency air conditioning unit |
| CN103364210B (en) * | 2012-04-05 | 2016-02-03 | 珠海格力电器股份有限公司 | Testing system and testing method of variable frequency air conditioning unit |
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| CN103822326A (en) * | 2012-11-19 | 2014-05-28 | 珠海格力电器股份有限公司 | Outdoor unit performance testing method, server and system |
| CN103913669A (en) * | 2014-04-18 | 2014-07-09 | 广东美的暖通设备有限公司 | Wiring error detection method and device and heating and ventilation device |
| CN105376106B (en) * | 2014-08-29 | 2019-02-05 | 青岛海尔空调电子有限公司 | Determine the device and method of air-conditioning computer plate communication performance |
| CN105376106A (en) * | 2014-08-29 | 2016-03-02 | 青岛海尔空调电子有限公司 | Apparatus and method for determining communication performance of air-conditioner computer board |
| CN104597895A (en) * | 2014-12-31 | 2015-05-06 | 珠海格力电器股份有限公司 | Method for judging power-on of outdoor unit of air conditioning unit |
| CN104597895B (en) * | 2014-12-31 | 2017-07-21 | 珠海格力电器股份有限公司 | Method for judging power-on of outdoor unit of air conditioning unit |
| CN104848486B (en) * | 2015-05-14 | 2017-11-24 | 珠海格力电器股份有限公司 | Performance parameter testing system of air conditioner and air conditioning system |
| CN104848486A (en) * | 2015-05-14 | 2015-08-19 | 珠海格力电器股份有限公司 | Performance parameter testing system of air conditioner and air conditioning system |
| CN104931823A (en) * | 2015-06-08 | 2015-09-23 | 小米科技有限责任公司 | Electronic device test method and device |
| CN104931823B (en) * | 2015-06-08 | 2018-09-25 | 小米科技有限责任公司 | The test method and device of electronic equipment |
| CN110361210A (en) * | 2019-07-05 | 2019-10-22 | 广东志高暖通设备股份有限公司 | A kind of online test method of air-conditioner outdoor unit |
| CN110779159A (en) * | 2019-10-31 | 2020-02-11 | 珠海格力电器股份有限公司 | Equipment detection method, device, system, control equipment and air conditioner |
| CN110836556A (en) * | 2019-11-20 | 2020-02-25 | 广东美的暖通设备有限公司 | Operation control device and method, air conditioning system, and computer-readable storage medium |
| CN113432708A (en) * | 2021-06-24 | 2021-09-24 | 格力电器（武汉）有限公司 | Air conditioner complete machine vibration noise testing arrangement |
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