CN2890884Y - Universal function testing device for frequency conversion air conditioner production line - Google Patents
Universal function testing device for frequency conversion air conditioner production line Download PDFInfo
- Publication number
- CN2890884Y CN2890884Y CNU2006200837271U CN200620083727U CN2890884Y CN 2890884 Y CN2890884 Y CN 2890884Y CN U2006200837271 U CNU2006200837271 U CN U2006200837271U CN 200620083727 U CN200620083727 U CN 200620083727U CN 2890884 Y CN2890884 Y CN 2890884Y
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- circuit
- relay
- power supply
- communications protocol
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Abstract
A universal function testing device for frequency conversion air conditioner assemblies comprises a controller connecting with a single-phase power supply, an online testing switch circuit, a matrix keyboard circuit, a universal interface for tested products' electronic-control system, a power supply relay circuit, a communication agreement relay switching circuit, four communication agreement circuthe and a display automatically switching-connecting with one of the four communication agreements. A tri-phase power supply also connects with a universal changeable load which is a tri-phase frequency conversion engine and a phase sequence testing relay. The controller, the communication agreement relay switching circuit and the power supply relay circuit also connect with an action indicating LED lamp. The utility model has the advantages of strong universal performances, simple operation, high automatic control level, effective promotion of device reliability, effective reduction of manufacturing and maintenance cost of the device, reduction of technical requirements for the operators, promotion of testing efficiency, thereby being suitable for wide application in various frequency conversion air conditioner assemblies.
Description
Technical field
The utility model belongs to the air conditioner technical field, more particularly relates to the design of the general utility functions proving installation that is used for the transducer air conditioning production line.
Background technology
The communications protocol kind of transducer air conditioning indoor and outdoor electric-control system is more, and the functional test process unit that use the production scene must be made according to different communications protocol.Place parts such as the control panel supporting, display screen in the device for testing functions, air-conditioning product electric-control system to be measured is connected with this device by connecting line with corresponding communications protocol.Therefore, product of every test all need the manual closing power switch, open with telepilot and make the operation that powers on of product and proving installation, and confirms this pilot lamp that installs, the indication of instrument, judges with this whether tested air-conditioning product is qualified.
The problem of bringing thus is, and is poor because of the versatility of device, must change when changing the line of production and the supporting pick-up unit of corresponding air-conditioning product at every turn; Making, the maintenance, repair expense height of device; Because of the project difference that every kind of proving installation need be confirmed, higher to operative employee's operant level and technical requirement.In addition, whole process operation complexity, action is more, the test duration is longer.And therefore the class detection is no load test, but the air-conditioning product is power circuit (needing to drive indoor motor, stepper motor, outdoor compressor, fan electromotor etc.), and the reliability of test is relatively poor.
Summary of the invention
The purpose of this utility model just is to overcome above-mentioned shortcoming and defect, and a kind of general utility functions proving installation that is used for the transducer air conditioning production line is provided.Its highly versatile is operated simplyr, and automatic control level is higher.Can effectively improve the reliability of device, effectively reduce making, the maintenance cost of device.And can reduce technical requirement to the operative employee, improve testing efficiency.
In order to achieve the above object, the utility model comprises single phase poaer supply and three-phase supply, also comprises the controller and the online testing on-off circuit that are connected with single phase poaer supply, the matrix keyboard circuit that is connected with controller, the product electric-control system general-purpose interface to be measured and the power supply relay circuit that are connected with the online testing on-off circuit, communications protocol relay commutation circuit with general-purpose interface and power supply relay circuit and controller interconnection, 4 kinds of communications protocol circuit that are connected with the power supply relay circuit with communications protocol relay commutation circuit and the display screen that automaticallyes switch and be connected with one of 4 kinds of communications protocol.Three-phase supply also detects relay with universal variable load and phase sequence and is connected.The universal variable load is the three phase variable frequency motor.
Said controller, communications protocol relay commutation circuit and power supply relay circuit are also selected to be connected with action indication LED lamp with the number of plies.
With the digital electronic ammeter of also connecting on the live wire that general-purpose interface is connected, to avoid excess current.And the load input current quantitatively shown.
The matrix keyboard circuit is used for the selection information of incoming traffic agreement.The number of plies is selected and action indication LED lamp is used to show the actual selection kind and action indication (communications protocol change-over switch implementation status in installing is indicated) of communications protocol, thereby guarantees can carry out localization of fault intuitively, conveniently, in time when device breaks down.Communications protocol relay commutation circuit is used to transmit control signal and carries out to be switched.
Communications protocol relay commutation circuit comprises that mainly 2-4 decoder circuit (data that controller partly sends are deciphered), drive circuit (signal after will deciphering amplifies, overturns to realize the control to power relay), relay operating part (carry out the adhesive action according to the drive signal that driver transmits, finish selection, selected communications protocol kind is drawn the operating table surface of this device by core bus) the communications protocol kind.
The communications protocol circuit is deposited 4 kinds of dissimilar communications protocol, deposits distinctive communications protocol content in its chip.Automatically send communication signal after powering on and automatically controlled product to be measured carries out serial asynchronous communication, and, judge automatically whether communication is normal, and then will detect conclusion by the display part and show by analysis to the communication signal that sends.
AC frequency conversion threephase asynchronous and the combination of adjustable electric magnetic loading are adopted in the universal variable load, can finish change by the supply voltage of adjusting electromagnetic load, thereby guarantee when the product of test different output power, have corresponding load to cooperate with it the threephase asynchronous load.Increase the reliability and the coverage of test, emulation is very strong.
Display screen has two, and one of them is with the interior perhaps testing result of charactron demonstration serial communication, and another is used to show the temperature of indoor and outdoor machine, the frequency state of compressor.
Connecting earth leakage circuit-breaker and wave filter on the single phase poaer supply.Adopt earth leakage circuit-breaker can guarantee when the system insulation performance sustains damage or reduces, can in time cut off the electricity supply, the security protection to operating personnel is provided.
Principle of work of the present utility model is as follows: the output control signal was given communications protocol relay commutation circuit after the communications protocol kind that the matrix keyboard input test by man-machine interface part needs, controller received the information of matrix keyboard circuit input.Communications protocol relay commutation circuit automatically switches to corresponding communications protocol circuit according to the control signal that sends, thereby make the core bus of wherein leading up to of communications protocol circuit be sent to the operating table surface of this device, so that online testing is carried out with product electric-control system to be measured in the back that powers on.Only need when changing the line of production, set, because have the Auto Power On operation function in the control chip of this device communications protocol circuit, therefore be provided with and finish the each testing product in back and only need the product electric-control system to press this green power supply button that installs on table top and can carry out online testing with after general-purpose interface on this device is connected.Test needs the project of affirmation also unified more, clear and definite.
This device has increased general load, has solved that no load test can not the fully complete drawback that product is detected in the past.Selected for use the three phase variable frequency motor as load according to the cooler compressor load characteristic, it can be regulated by pressure regulator, thereby more pointed when having guaranteed the product of test different output power, can reliably comprehensively screen product.
Because this device has increased the three phase variable frequency motor of tunable load, can flow through big electric current when therefore in the device work in the partial line road.In order to guarantee the security of this device, can use overcurrent protective device to guarantee when electric current is excessive (greater than 16A) power-off protection automatically.In order effectively to protect general load motor; it can in time be found to avoid the damage of motor and this device when input power supply phase shortage, misphase; used have phase shortage, the phase sequence of fault-phase protection function detects relay; can in time cut off system power supply when making it above-mentioned fault occur, finish safety protection function this device.
Task of the present utility model comes to this and finishes.
The utlity model has reliable security, low making and maintenance cost, higher automatization level, highly versatile.Its man-machine interface close friend, simple to operate, and can reduce technical requirement to the operative employee, improve testing efficiency.Displaying contents is intuitively clear.Easy switching when changing the line of production need not carry out the replacing of frock, only need can finish switching by keyboard, has greatly saved the time of changing the line of production, and has reduced making, management, maintenance, repair expense and the labour cost of process unit.Increased general load, the band that has solved the product of different loads output effectively carries the detection problem, has improved the reliability that product detects greatly, can in time filter out the automatically controlled product of underproof air-conditioning.Can be in time when system's generation potential safety hazard, protect reliably, provide maximum safety guarantee to operating personnel and product.It can be widely used on the various transducer air conditioning production lines.
Description of drawings
Fig. 1 is a circuit structure schematic diagram of the present utility model.
Embodiment
Embodiment 1.A kind of general utility functions proving installation that is used for the transducer air conditioning production line, as shown in Figure 1.It comprises single phase poaer supply 1 and three-phase supply 2, also comprises the controller 3 and the online testing on-off circuit 4 that are connected with single phase poaer supply 1, the matrix keyboard circuit 5 that is connected with controller 3, the product electric-control system general-purpose interface 6 to be measured and the power supply relay circuit 7 that are connected with online testing on-off circuit 4, communications protocol relay commutation circuit 8 with general-purpose interface 6 and power supply relay circuit 7 and controller 3 interconnection, 4 kinds of communications protocol circuit 9 that are connected with power supply relay circuit 7 with communications protocol relay commutation circuit 8 and the display screen that automaticallyes switch and be connected with one of 4 kinds of communications protocol.Three-phase supply 2 also detects relay 11 with universal variable load 10 and phase sequence and is connected.Universal variable load 10 is the three phase variable frequency motor.Be man-machine interface in the square frame 18 among Fig. 1.
Said controller 3, communications protocol relay commutation circuit 8 and power supply relay circuit 7 are also selected to be connected with action indication LED lamp 12 with the number of plies.
With the digital electronic ammeter 13 of also connecting on the live wire that general-purpose interface 6 is connected.
Display screen has two, and one of them digitron display screen 14 shows the state of serial communications, and another 15 is used to show the temperature of indoor and outdoor machine, the frequency state of compressor etc.
Also connecting earth leakage circuit-breaker 16 and wave filter 17 on the single phase poaer supply 1.
Embodiment 1 highly versatile, simple to operate, automatic control level is higher.Can effectively improve the reliability of device, effectively reduce the making and the maintenance cost of device.And can reduce technical requirement to the operative employee, improve testing efficiency.Can be widely used on the various transducer air conditioning production lines.
Claims (5)
1. general utility functions proving installation that is used for the transducer air conditioning production line, comprise single phase poaer supply and three-phase supply, it is characterized in that also comprising the controller and the online testing on-off circuit that are connected with single phase poaer supply, the matrix keyboard circuit that is connected with controller, the product electric-control system general-purpose interface to be measured and the power supply relay circuit that are connected with the online testing on-off circuit, communications protocol relay commutation circuit with general-purpose interface and power supply relay circuit and controller interconnection, 4 kinds of communications protocol circuit that are connected with the power supply relay circuit with communications protocol relay commutation circuit and the display screen that automaticallyes switch and be connected with one of 4 kinds of communications protocol, three-phase supply also detects relay with universal variable load and phase sequence and is connected, and the universal variable load is the three phase variable frequency motor.
2. according to the described general utility functions proving installation that is used for the transducer air conditioning production line of claim 1, it is characterized in that said controller, communications protocol relay commutation circuit and power supply relay circuit also are connected with action indication LED lamp with number of plies selection.
3. according to claim 1 or the 2 described general utility functions proving installations that are used for the transducer air conditioning production line, it is characterized in that the digital electronic ammeter of also connecting on said and the live wire that general-purpose interface is connected.
4. according to the described general utility functions proving installation that is used for the transducer air conditioning production line of claim 3, it is characterized in that said display screen has two, one of them is with the state of charactron demonstration serial communication, and another is used to show the temperature of indoor and outdoor machine, the frequency state of compressor.
5. according to the described general utility functions proving installation that is used for the transducer air conditioning production line of claim 4, it is characterized in that connecting on the said single phase poaer supply earth leakage circuit-breaker and wave filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200837271U CN2890884Y (en) | 2006-04-26 | 2006-04-26 | Universal function testing device for frequency conversion air conditioner production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200837271U CN2890884Y (en) | 2006-04-26 | 2006-04-26 | Universal function testing device for frequency conversion air conditioner production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2890884Y true CN2890884Y (en) | 2007-04-18 |
Family
ID=38021549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200837271U Expired - Fee Related CN2890884Y (en) | 2006-04-26 | 2006-04-26 | Universal function testing device for frequency conversion air conditioner production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2890884Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179203A (en) * | 2017-03-30 | 2017-09-19 | 奥克斯空调股份有限公司 | Air conditioner tests the method for work of production line |
| CN109406179A (en) * | 2018-09-11 | 2019-03-01 | 青岛海尔（胶州）空调器有限公司 | A kind of air conditioner test method and test device with automatic protection functions |
-
2006
- 2006-04-26 CN CNU2006200837271U patent/CN2890884Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179203A (en) * | 2017-03-30 | 2017-09-19 | 奥克斯空调股份有限公司 | Air conditioner tests the method for work of production line |
| CN109406179A (en) * | 2018-09-11 | 2019-03-01 | 青岛海尔（胶州）空调器有限公司 | A kind of air conditioner test method and test device with automatic protection functions |
| CN109406179B (en) * | 2018-09-11 | 2021-06-29 | 青岛海尔（胶州）空调器有限公司 | Air conditioner testing method and testing device with automatic protection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: QINGDAO HISENSE AIR CONDITIONING CO. Free format text: FORMER OWNER: HAIXIN GROUP CO., LTD.; PATENTEE Effective date: 20071012 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20071012 Address after: 266071 Shandong city of Qingdao province Jiangxi City Road No. 11 Patentee after: Haisense Air Conditioner Co., Ltd., Qingdao Address before: 266071 Shandong city of Qingdao province Jiangxi City Road No. 11 Co-patentee before: Haisense Air Conditioner Co., Ltd., Qingdao Patentee before: Hisense Group Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: HISENSE( SHANDONG ) AIR CONDITIONING CO., LTD. Free format text: FORMER OWNER: QINGDAO HISENSE AIR CONDITIONING CO. Effective date: 20080425 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080425 Address after: Shandong City, Qingdao province Jiangxi City Road 11, zip code: 266071 Patentee after: Hisense (Shandong) Air-conditioning Co., Ltd. Address before: Shandong City, Qingdao province Jiangxi City Road 11, zip code: 266071 Patentee before: Haisense Air Conditioner Co., Ltd., Qingdao |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070418 Termination date: 20130426 |