CN110954822A - Air conditioner pressure switch test system and test method - Google Patents
Air conditioner pressure switch test system and test method Download PDFInfo
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- CN110954822A CN110954822A CN201911395746.6A CN201911395746A CN110954822A CN 110954822 A CN110954822 A CN 110954822A CN 201911395746 A CN201911395746 A CN 201911395746A CN 110954822 A CN110954822 A CN 110954822A
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- pressure switch
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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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The invention provides a system and a method for testing an air conditioner pressure switch, wherein the system comprises: the test bench is used for bearing the air conditioning equipment to be tested; the testing machine is connected with a pressure switch of the air conditioning equipment to be tested so as to monitor testing parameters of the pressure switch in the running process of the air conditioning equipment; the testing machine is also used for identifying the running state of the pressure switch according to the monitored testing parameters and generating an alarm reminding message when the running state of the pressure switch is identified to be abnormal. The invention can prevent the no-action after-sale complaint fault of the pressure switch of the air conditioner, improve the safety of customer use and improve the user experience of products.
Description
Technical Field
The invention relates to the technical field of air conditioner control, in particular to a system and a method for testing an air conditioner pressure switch.
Background
The air conditioner pressure switch has the main functions: the high-voltage protection function of the outdoor unit is realized, when the pressure in the air-conditioning pipeline exceeds a set value range (over-high or over-low), the pressure switch acts, the on-off state of a control element is changed, and components such as the air-conditioning pipeline, a compressor and the like are protected from being damaged; when the pressure returns to the normal range, the switch element returns to the on-off state.
Therefore, how to provide a system and a method for testing the pressure switch of the air conditioner is of great significance for stopping the failure of no-action after-sale complaints of the pressure switch of the air conditioner and improving the safety of use of customers.
Disclosure of Invention
The invention aims to overcome the technical problems and provides a system and a method for testing an air conditioner pressure switch.
In one aspect of the present invention, there is provided an air conditioner pressure switch testing system, the system comprising:
the test bench is used for bearing the air conditioning equipment to be tested;
the testing machine is connected with a pressure switch of the air conditioning equipment to be tested so as to monitor testing parameters of the pressure switch in the running process of the air conditioning equipment;
the testing machine is also used for identifying the running state of the pressure switch according to the monitored testing parameters and generating an alarm reminding message when the running state of the pressure switch is identified to be abnormal.
Optionally, the system further comprises:
and the display equipment is used for acquiring the test parameters monitored by the test machine and displaying the test parameters.
Optionally, the test parameters include: a real-time current flowing through the pressure switch and a real-time voltage of the pressure switch;
the display device is specifically configured to display the real-time current flowing through the pressure switch and the real-time voltage of the pressure switch.
Optionally, the testing machine is provided with a first alarm indicating device, which is used for displaying an alarm of the alarm reminding message generated by the testing machine.
Optionally, the testing machine is further configured to control the testing system to stop testing when the operating state of the pressure switch is identified to be abnormal.
Optionally, the tester is further configured to restart the test system after monitoring that the operating state of the pressure switch is recovered to normal.
Optionally, the tester is further configured to count a first test number of the pressure switches in a normal operation state and a second test number of the pressure switches in an abnormal operation state;
and when the sum of the first testing quantity and the second testing quantity is not matched with the total quantity of the air-conditioning equipment to be tested, judging that a false alarm exists in the testing system.
Optionally, the tester is further configured to generate a detection qualified message when the operating state of the pressure switch is identified to be normal.
Optionally, a second alarm indicating device is arranged on the testing machine, and is used for displaying the qualified detection message generated by the testing machine.
In addition, the invention also provides a test method based on the air conditioner pressure switch test system, which comprises the following steps:
monitoring test parameters of a pressure switch in the running process of the air conditioning equipment to be tested;
identifying the running state of the pressure switch according to the monitored test parameters, and generating an alarm reminding message when the running state of the pressure switch is identified to be abnormal;
stopping the current test, and restarting the test operation when the running state of the pressure switch is monitored to be recovered to be normal.
According to the air conditioner pressure switch testing system and the testing method provided by the embodiment of the invention, the air conditioner pressure switch protection function is tested by detecting the abnormal conditions of the pressure switch such as the disconnection of the pressure switch and the disc in the inductor in the running process of the air conditioner, the no-action after-sale complaint fault of the pressure switch of the air conditioner can be avoided, the safety of the use of a customer is improved, and the user experience of a product is improved.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic structural diagram of an air conditioner pressure switch testing system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an air conditioner pressure switch testing system according to another embodiment of the present invention;
fig. 3 is a schematic flow chart of a method for testing an air conditioner pressure switch according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The embodiment provides an air conditioner pressure switch testing system, which is used for solving the problems of the prior art that the pressure switch is broken, and the whole machine has abnormal defects such as discs in an inductor.
Fig. 1 is a schematic structural diagram of an air conditioner pressure switch testing system according to an embodiment of the present invention. As shown in fig. 1, the air conditioner pressure switch test system provided in this embodiment includes a test bench 10 and a test machine 20, wherein:
the test bench 10 is used for bearing the air conditioning equipment to be tested.
The testing machine 20 is connected with a pressure switch of the air conditioning equipment to be tested, which is borne by the testing table 10, and specifically, a pressure switch detection port of the testing machine is in butt joint with a pressure switch line of the whole air conditioning equipment so as to monitor the testing parameters of the pressure switch in the running process of the air conditioning equipment; wherein the test parameters include: a real-time current flowing through the pressure switch and a real-time voltage of the pressure switch.
The testing machine 20 is further configured to identify an operation state of the pressure switch according to the monitored testing parameters, and generate an alarm reminding message when the operation state of the pressure switch is identified to be abnormal.
In the air conditioning equipment, the pressure switch has the effect that the internal structure of the pressure switch is normally closed, when the abnormal pressure in the air conditioning system is very large and is greater than the deformation of the disc, the disc is deformed to drive an electric shock to be disconnected, and the air conditioner is controlled to stop and report faults, so that the air conditioner is protected. If the contact of the high-pressure switch is disconnected and fails, and the voltage signal cannot be detected during testing, the abnormal operation state of the pressure switch is identified, and the complete machine is not started and fails to be reported.
In the embodiment of the present invention, as shown in fig. 2, the air conditioner pressure switch testing system provided in this embodiment further includes a display device 30, where the display device 30 is configured to obtain the test parameters monitored by the testing machine and display the test parameters. Specifically, the display device is specifically configured to display the real-time current flowing through the pressure switch and the real-time voltage of the pressure switch.
In the embodiment of the present invention, the testing machine 20 is provided with a first alarm indicating device, which is used for displaying an alarm of the alarm reminding message generated by the testing machine.
In the embodiment of the present invention, the tester 20 is further configured to generate a qualified detection message when the operating state of the pressure switch is identified to be normal.
Further, the testing machine 20 is provided with a second alarm indicating device for displaying the qualified detection message generated by the testing machine.
In this embodiment, the first alarm indicating device and the second alarm indicating device may be implemented by indicator lights, specifically, when the operating state of the pressure switch is identified to be abnormal, the red indicator light is used to implement alarm display, and when the operating state of the pressure switch is identified to be normal, the green indicator light is used to implement test qualification display.
In the embodiment of the present invention, the testing machine 20 is further configured to control the testing system to stop testing when the operating state of the pressure switch is identified to be abnormal.
Further, the testing machine 20 is further configured to restart the testing system after monitoring that the operating state of the pressure switch is recovered to normal.
In the embodiment of the present invention, the testing machine 20 is provided with a key, and functions such as reset and restart can be realized through the key. The test system monitors the defect conditions of line break of the pressure switch, failure of the disc in the sensor and the like to automatically identify the abnormality, synchronously stops the test system, and restarts the test system after the abnormality is removed. Therefore, the pressure switch of the air conditioner is prevented from being out of order, the working efficiency is improved, the pressure switch of the air conditioner is out of order and complains about the failure, and the safety of use of customers is improved.
In the embodiment of the present invention, the testing machine 20 is further configured to count a first testing number of the pressure switches in a normal operation state and a second testing number of the pressure switches in an abnormal operation state;
and when the sum of the first testing quantity and the second testing quantity is not matched with the total quantity of the air-conditioning equipment to be tested, judging that a false alarm exists in the testing system.
In a specific embodiment, according to the statistics of the total number of production orders, 1, if the total number of the orders is 1000, that is, the total number of the air conditioning equipment to be tested is 1000, the equipment with a normal operation state of the pressure switch is 999, that is, the equipment with a normal operation state of the pressure switch is detected, that is, the pressure switch is abnormal, that is, the pressure switch is unqualified, the total number of the qualified air conditioning equipment and the unqualified air conditioning equipment is matched with the total number of the air conditioning.
In one embodiment, if the order has 1000 total production, the number of qualified air conditioners is 999, 2 air conditioners are unqualified, the total number of qualified air conditioners and unqualified air conditioners is not matched with the total number of the air conditioners to be tested, and a false alarm exists in the testing system.
In the embodiment, a pressure switch detection port of the testing machine is in butt joint with a pressure switch line of the whole air conditioning equipment, various parameters of the pressure switch are tested, and a green indicator light which is qualified in pressure switch detection is turned on; and when the pressure switch is detected to be unqualified, the red indicator lamp is turned on. Furthermore, the device is associated with a test system, the relay is disconnected through a detection board, the standard machine is controlled to be powered off (the test is stopped), the staff is reminded of troubleshooting through alarming, and after the staff finishes the processing, the device is reset and the test is restarted.
Fig. 3 schematically shows a flow chart of an air conditioner pressure switch testing method according to an embodiment of the present invention. Referring to fig. 1, the air conditioner pressure switch testing method provided by the embodiment of the present invention is implemented based on the air conditioner pressure switch testing system described in the above embodiment, and specifically includes the following steps:
and S11, monitoring the test parameters of the pressure switch in the running process of the air conditioning equipment to be tested.
S12, identifying the running state of the pressure switch according to the monitored test parameters, and generating an alarm reminding message when the running state of the pressure switch is identified to be abnormal.
And S13, stopping the current test, and restarting the test operation when the running state of the pressure switch is monitored to be recovered to be normal.
Furthermore, data acquired through parameters such as a pressure switch and a current value can be stored in a computer, data communication is enabled to be more stable, scientific experimental analysis (visual function graphs can be seen, scientific experiments can be conducted by experimenters conveniently, the problem that data are inaccurate in manual recording process and other intermediate links is reduced) can be conveniently conducted by experimenters, parameters such as the pressure switch and the current can be automatically recorded, manual reading and recording are not needed, detected data are automatically stored, and work efficiency is greatly improved.
According to the air conditioner pressure switch testing system and the testing method provided by the embodiment of the invention, the air conditioner pressure switch protection function is tested by detecting the abnormal conditions of the pressure switch such as the disconnection of the pressure switch and the disc in the inductor in the running process of the air conditioner, the no-action after-sale complaint fault of the pressure switch of the air conditioner can be avoided, the safety of the use of a customer is improved, and the user experience of a product is improved.
Those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than others, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An air conditioner pressure switch testing system, the system comprising:
the test bench is used for bearing the air conditioning equipment to be tested;
the testing machine is connected with a pressure switch of the air conditioning equipment to be tested so as to monitor testing parameters of the pressure switch in the running process of the air conditioning equipment;
the testing machine is also used for identifying the running state of the pressure switch according to the monitored testing parameters and generating an alarm reminding message when the running state of the pressure switch is identified to be abnormal.
2. The system of claim 1, further comprising:
and the display equipment is used for acquiring the test parameters monitored by the test machine and displaying the test parameters.
3. The system of claim 2, wherein the test parameters comprise: a real-time current flowing through the pressure switch and a real-time voltage of the pressure switch;
the display device is specifically configured to display the real-time current flowing through the pressure switch and the real-time voltage of the pressure switch.
4. The system of claim 1, wherein the testing machine is provided with a first alarm indication device for displaying an alarm for the alarm reminding message generated by the testing machine.
5. The system of claim 1, wherein the tester is further configured to control the test system to stop testing when the pressure switch operating condition is identified as abnormal.
6. The system of claim 1, wherein the tester is further configured to restart the test system after monitoring that the operating condition of the pressure switch is restored to normal.
7. The system of claim 6, wherein the tester is further configured to count a first number of tests of the pressure switches in a normal operating state and a second number of tests of the pressure switches in an abnormal operating state;
and when the sum of the first testing quantity and the second testing quantity is not matched with the total quantity of the air-conditioning equipment to be tested, judging that a false alarm exists in the testing system.
8. The system of claim 1, wherein the tester is further configured to generate a test qualification message upon identifying that the pressure switch operating condition is normal.
9. The system of claim 8, wherein the tester is provided with a second alarm indicating device for displaying a qualified test message generated by the tester.
10. A testing method based on the air conditioner pressure switch testing system as claimed in any one of claims 1-9, characterized in that the method comprises:
monitoring test parameters of a pressure switch in the running process of the air conditioning equipment to be tested;
identifying the running state of the pressure switch according to the monitored test parameters, and generating an alarm reminding message when the running state of the pressure switch is identified to be abnormal;
stopping the current test, and restarting the test operation when the running state of the pressure switch is monitored to be recovered to be normal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911395746.6A CN110954822A (en) | 2019-12-30 | 2019-12-30 | Air conditioner pressure switch test system and test method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911395746.6A CN110954822A (en) | 2019-12-30 | 2019-12-30 | Air conditioner pressure switch test system and test method |
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| Publication Number | Publication Date |
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| CN110954822A true CN110954822A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911395746.6A Pending CN110954822A (en) | 2019-12-30 | 2019-12-30 | Air conditioner pressure switch test system and test method |
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| CN (1) | CN110954822A (en) |
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- 2019-12-30 CN CN201911395746.6A patent/CN110954822A/en active Pending
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