CN105334411B - The method and apparatus for detecting load faulty by display screen Debugging interface - Google Patents
The method and apparatus for detecting load faulty by display screen Debugging interface Download PDFInfo
- Publication number
- CN105334411B CN105334411B CN201510670421.XA CN201510670421A CN105334411B CN 105334411 B CN105334411 B CN 105334411B CN 201510670421 A CN201510670421 A CN 201510670421A CN 105334411 B CN105334411 B CN 105334411B
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- load
- display screen
- instruction
- display interface
- controller
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
The present invention discloses a kind of method and apparatus for detecting load faulty by display screen Debugging interface.This includes: to form display interface on a display screen by the method that display screen Debugging interface detects load faulty；Display interface is associated with load, and pass through the switch of display interface control load；Instruction device in parallel on A.C. contactor between controller and load.The method according to the present invention for detecting load faulty by display screen Debugging interface can be realized load start and stop without booting, can effectively detect load faulty, greatly improve safety when plant maintenance and maintenance.
Description
Technical field
The present invention relates to fault detection technique fields, negative by the detection of display screen Debugging interface in particular to one kind
The method and apparatus for carrying failure.
Background technique
The switch state loaded on air-conditioner set at present shows generally by the display screen or manual operator of unit, but
Be the switch state it is the low and high level that control panel output end is exported according to control logic, can not reflects really negative
Load switch state.If control panel output end does not connect load or load breaks down and is unable to normal switch, in this feelings
The load switch state seen under condition by display board is with regard to untrue, and repair and maintenance personnel also need to check one by one and can just look at this time
To load faulty.It can only be opened and be loaded by the method for booting at present, if in the case where loading failure according to control
Logic opens load, may be damaged the components such as motor, the valve on unit, brings unnecessary fiber crops to the maintenance of unit
It is tired.
Summary of the invention
A kind of method and apparatus detecting load faulty by display screen Debugging interface are provided in the embodiment of the present invention, are not necessarily to
Load start and stop can be realized in booting, can effectively detect load faulty, greatly improve safety when plant maintenance and maintenance.
To achieve the above object, the embodiment of the present invention provides a kind of side that load faulty is detected by display screen Debugging interface
Method, comprising: form display interface on a display screen；Display interface is associated with load, and controlled and loaded by display interface
Switch；Instruction device in parallel on A.C. contactor between controller and load.
Preferably, method further include: opened and loaded by display interface；Logic control is exported to load by controller
Instruction；According to the instruction of instruction device determine load whether failure.
Preferably, method further include: export high level to load by controller, refer to if instruction device normally issues
Show, then load is normal；If instruction device does not issue instruction, load faulty or load are not connect correctly with controller.
Preferably, instruction device is indicator light.
Preferably, the control instruction of display interface control load switch and the control instruction of controller control load switch
It is identical.
Preferably, display interface is to each load individually control.
According to another aspect of the present invention, a kind of device that load faulty is detected by display screen Debugging interface is provided,
Include: display screen, is provided with display interface on display screen；Load, load is associated with display interface, and is controlled by display interface
The switch of load；Controller is connected with load；A.C. contactor is arranged between controller and load；Instruction device, with friendship
It is in parallel to flow contactor.
Preferably, instruction device is indicator light.
It applies the technical scheme of the present invention, includes: to show by the method that display screen Debugging interface detects load faulty
Display interface is formed on screen；Display interface is associated with load, and pass through the switch of display interface control load；In controller
Instruction device in parallel on A.C. contactor between load.When detecting to load, display interface can be passed through first
Load is opened, logic control instruction is then exported to load by controller, according to the state of instruction device at this time, so that it may side
Just effectively determine load whether failure.In entire detection process, load start stop command is issued by display interface, nothing
Operation need to be booted up, therefore the booting in the case where loading failure would not also be caused to lead to damage of components in equipment
The problem of, safety when plant maintenance and maintenance can be greatly improved.
Detailed description of the invention
Fig. 1 is the method schematic that load faulty is detected by display screen Debugging interface of the embodiment of the present invention；
Fig. 2 is the method flow diagram that load faulty is detected by display screen Debugging interface of the embodiment of the present invention；
Fig. 3 is the structure drawing of device that load faulty is detected by display screen Debugging interface of the embodiment of the present invention.
Specific embodiment
Present invention is further described in detail in the following with reference to the drawings and specific embodiments, but not as to limit of the invention
It is fixed.
Referring to figure 1 and figure 2, according to an embodiment of the invention, detecting load faulty by display screen Debugging interface
Method includes: to form display interface on a display screen；Display interface is associated with load, and controlled and loaded by display interface
Switch；Instruction device in parallel on A.C. contactor between controller and load.
The load switch state shown on a display screen at present is the logic control state on controller output end,
That is level state is not real load switch state, if load is unable to normal switch because of breaking down, just can not
The true switch state of load is seen by display board, it is also necessary to be checked that just to find which load faulty one by one, and be used
On A.C. contactor after the method for one instruction device of parallel connection, it can clearly know whether A.C. contactor is connected, also can
To see the true switch state of load.
It, may be because of setting in addition, if in equipment because opening load by the method for booting when load faulty overhauls
The linkage of standby controller control logic leads to the damage of components in equipment, after the embodiment of the present invention, to negative
When being loaded into row detection, it can be opened and be loaded by display interface first, then referred to by controller to load output logic control
Enable, according to the state of instruction device at this time, so that it may easily and effectively determine load whether failure.In entire detection process,
Loading start stop command is issued by display interface, without booting up operation, therefore would not also cause to occur in load
The problem of booting leads to damage of components in equipment in the case where failure can greatly improve safety when plant maintenance and maintenance
Property.
Method further include: opened and loaded by display interface；Logic control instruction is exported to load by controller；According to
The instruction of instruction device determine load whether failure.When controller exports high level to load, if instruction device is normally sent out
It indicates out, then load is normal；If instruction device does not issue instruction, load faulty or load do not connect correctly with controller
It connects.When controller exports low level to load, A.C. contactor cannot be powered at this time, and instruction device does not issue instruction.
The control instruction stopped can also being issued to load by display interface, stopped when being issued by display interface to load
After only instructing, if load is in normally-open state before, closing is loaded, controller is not turned on load at this time,
Instruction device does not work.
Instruction device is, for example, indicator light.
In the present embodiment, after developing display interface on the display screen of coordinative composition of equipments, all output ends of controller
It all enumerates up, and makes the control instruction phase of the control instruction of display interface control load switch with controller control load switch
Together, display interface is to each load individually control.By this display interface, the life of controller control load switch can be arbitrarily issued
It enables, therefore using after the program, unit does not have to booting can any load of start and stop.
According to an embodiment of the invention, detecting the device of load faulty by display screen Debugging interface includes: display screen, show
Display interface is provided in display screen；Load loads switch associated with display interface, and being loaded by display interface control；Control
Device processed is connected with load；A.C. contactor is arranged between controller and load；Instruction device, it is in parallel with A.C. contactor.
The device can control the start and stop of load in the case where not being switched on, effectively the failure of monitoring load, and improve and set
Safety when standby maintenance and maintenance.
Above equipment is, for example, air-conditioner set.
It certainly, is the preferred embodiment of the present invention above.It should be pointed out that for those skilled in the art
For, without departing from the basic principles of the invention, several improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of method for detecting load faulty by display screen Debugging interface characterized by comprising
Display interface is formed on a display screen；
Display interface is associated with load, and pass through the switch of display interface control load；
Instruction device in parallel on A.C. contactor between controller and load；
It is opened and is loaded by display interface；
Logic control instruction is exported to load by controller；
According to the instruction of instruction device determine load whether failure.
2. the method according to claim 1, wherein the method also includes: by controller to load export
High level, if instruction device normally issues instruction, load is normal；If instruction device does not issue instruction, load faulty
Or load is not connect correctly with controller.
3. the method according to claim 1, wherein instruction device is indicator light.
4. the method according to claim 1, wherein the control instruction and control of display interface control load switch
The control instruction that device controls load switch is identical.
5. the method according to claim 1, wherein display interface is to each load individually control.
6. a kind of device for detecting load faulty by display screen Debugging interface characterized by comprising
Display screen is provided with display interface on the display screen；
Load, the load is associated with the display interface, and the switch of the load is controlled by the display interface；
Controller is connected with the load；
A.C. contactor is arranged between the controller and the load；
Instruction device, it is in parallel with the A.C. contactor.
7. the device according to claim 6 for detecting load faulty by display screen Debugging interface, which is characterized in that described
Instruction device is indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510670421.XA CN105334411B (en) | 2015-10-15 | 2015-10-15 | The method and apparatus for detecting load faulty by display screen Debugging interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510670421.XA CN105334411B (en) | 2015-10-15 | 2015-10-15 | The method and apparatus for detecting load faulty by display screen Debugging interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105334411A CN105334411A (en) | 2016-02-17 |
| CN105334411B true CN105334411B (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510670421.XA Active CN105334411B (en) | 2015-10-15 | 2015-10-15 | The method and apparatus for detecting load faulty by display screen Debugging interface |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954611B (en) * | 2016-04-26 | 2019-03-15 | 无锡市大业电器有限公司 | One kind being used for industrial detection device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60205145A (en) * | 1984-03-29 | 1985-10-16 | Matsushita Electric Ind Co Ltd | Terminal device for central control of air conditioner |
| CN200973014Y (en) * | 2006-07-27 | 2007-11-07 | 珠海市桂电科技有限公司 | Protector for domestic electrical equipment |
| CN202719712U (en) * | 2012-07-12 | 2013-02-06 | 海尔集团公司 | Control system for air conditioner |
| CN202997564U (en) * | 2012-08-04 | 2013-06-12 | 安徽集黎电气技术有限公司 | Intelligent voltage-stabilizing power-saving device possessing load state diagnosis and alarm functions |
| CN204329252U (en) * | 2014-11-27 | 2015-05-13 | 河北联合大学 | A kind of automation air conditioning control device |
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2015
- 2015-10-15 CN CN201510670421.XA patent/CN105334411B/en active Active
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| CN105334411A (en) | 2016-02-17 |
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