CN211148838U

CN211148838U - Air conditioner internal unit testing device

Info

Publication number: CN211148838U
Application number: CN201921186439.2U
Authority: CN
Inventors: 黄浩; 徐建明
Original assignee: Zhuhai Weigao Frequency Conversion Technology Co ltd
Current assignee: Zhuhai Weigao Frequency Conversion Technology Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-07-31
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses an air conditioner internal unit testing device, which comprises an internal unit main board, a switching board and a computer terminal, wherein the switching board comprises a main chip, and a first communication module and a second communication module respectively connected with the main chip, wherein the first communication module is connected with an inner machine mainboard and the main chip, the second communication module is connected with the main chip and the computer terminal, the inner machine mainboard is connected with a temperature sensing package circuit, a remote controller and a PG motor, the main chip identifies the model of the inner machine mainboard and transmits the collected information to the computer terminal through the second communication module, the computer terminal assigns the identified model of the internal machine mainboard with a specific ID number and stores the ID number, sends an instruction to the main chip to trigger the main chip to generate a corresponding frequency control signal and transmit the frequency control signal to the internal machine mainboard, the internal machine mainboard receives the signal to drive the operation of the corresponding loads of the temperature sensing bulb circuit, the remote controller and the PG motor, and the computer terminal receives the operation parameters to judge and detect. The test is simple, convenient, practical and reliable, the test efficiency is high, the accuracy is high, and the automatic test reduces the manual test cost.

Description

Air conditioner internal unit testing device

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of the air conditioner, concretely relates to air conditioner internal unit testing arrangement.

[ background of the invention ]

The air conditioner enters common families and becomes one of common household goods in modern families, the quality of the air conditioner influences the work of refrigeration and heating, and the air conditioner can flow into the market only after being debugged and qualified after being debugged after being manufactured in an air conditioner factory.

The main detection of the inner machine mainboard is input and output signals, the connected PG motor is a detection feedback object of the output signals, the remote controller is a detection feedback object of the input signals, the variable frequency air conditioner is various, different inner machine mainboards need different frequency loads to drive the test, therefore, the test is relatively inconvenient, most of the prior methods adopt manual corresponding load test and judgment, and the method has the fault of manual judgment and influences the quality of the air conditioner; on the other hand, the testing efficiency is low, the whole period of the product on the market is influenced, and higher labor cost is brought.

[ Utility model ] content

In order to solve the current problem that exists among the background art, the utility model provides an air conditioner internal unit testing arrangement through simple testing arrangement structure, combines the accurate discernment of computer to carry out automatic control and test, and convenient and practical, efficiency of software testing is high, the rate of accuracy is high, has guaranteed the air conditioner quality and has reduced the cost of labor again.

The utility model adopts the following technical proposal:

a testing device for an air conditioner inner unit is used for testing the air conditioner inner unit, the air conditioner inner unit comprises an inner unit main board, an adapter board and a computer terminal, the adapter board comprises a main chip, a first communication module and a second communication module, the first communication module and the second communication module are respectively connected with the main chip, the first communication module is connected with the inner unit main board and the main chip, the second communication module is connected with the main chip and the computer terminal, the inner unit main board is connected with a temperature sensing package circuit, a remote controller and a PG motor, when the testing is carried out, the inner unit main board is connected into the main chip through the first communication module, the main chip identifies the model of the inner unit main board and collects information and transmits the information to the computer terminal through the second communication module, the computer terminal gives a specific ID number to the identified model of the inner unit main board and stores the same, sends an instruction to the main chip to trigger a corresponding frequency control signal and transmits the same, the internal machine mainboard receives signals to drive the operation of the corresponding loads of the temperature sensing bulb circuit, the remote controller and the PG motor, and the computer terminal receives operation parameters to carry out judgment and detection.

Further, the testing device also comprises a system power supply.

Furthermore, the adapter plate further comprises a transformer, wherein the transformer is connected with a system power supply and is used for being connected with the main chip, the first communication module and the second communication module for power supply after voltage transformation processing.

Further, the voltage of the transformer after transformation is 12V.

Furthermore, the computer terminal comprises a memory and a processor, the processor identifies the data information sent by the main chip, then assigns ID numbers of specific identifiers to the internal machine main boards of the same type and stores the information in the memory, a frequency protocol compiling program is arranged in the main chip, and the main chip sends corresponding frequency control signals to the internal machine main boards according to the frequency protocol compiling program and the ID numbers sent by the computer terminal to drive the temperature sensing package circuit, the remote controller and the PG motor to perform corresponding load tests.

Further, the system power supply is a UPS.

The utility model has the advantages as follows:

the utility model discloses the main chip carries out model, information acquisition to the interior machine mainboard that inserts to carry out corresponding discernment and ID regular and correspond the storage in sending the treater on the computer terminal with data information, then produce corresponding frequency control signal through the main chip and convey to load drive operation on the interior machine mainboard, last computer terminal corresponds the detection to load operating parameter, reach the test result, it is simple convenient, practical reliable, efficiency of software testing is high, the rate of accuracy is high, the automatic test has reduced artifical test cost.

[ description of the drawings ]

Fig. 1 is a schematic view of a work flow of the testing device for the air conditioner internal unit.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention.

The utility model provides an air conditioner internal unit testing arrangement, it is used for testing the air conditioner internal unit, and its work flow is as shown in figure 1, the air conditioner internal unit includes internal unit mainboard 1, including keysets 2 and computer terminal 3, there are temperature sensing package circuit, PG motor and remote controller input internal unit mainboard 1 connection, because the air conditioner internal unit operating frequency of different models is different, whether it is qualified that load parameter under the test internal unit mainboard 1 drives detects, and the air conditioner internal unit with the model is regular for specific ID number discernment through chip and computer, inserts the air conditioner internal unit that will test and can produce corresponding frequency control signal drive load operation and carry out parameter contrast detection, the great improvement of efficiency.

Firstly, as shown in fig. 1, the adapter plate 2 includes a transformer 4, a main chip 5, and a first communication module 6 and a second communication module 7 respectively connected to the main chip 5, the first communication module 6 is connected to the internal machine main board 1 and the main chip 5, the second communication module 7 is connected to the main chip 5 and the computer terminal 3, wherein the first communication module 6 and the second communication module 7 are connected to the connected components in various ways, such as wireless connection by using a wireless routing transmitting and receiving device, or connection by using a double RJ-45 connector connecting line; the utility model discloses still include system power supply 8, system power supply 8 is UPS uninterrupted power source, and preferred system power supply 8 is UPS uninterrupted power source, but not only is limited to UPS uninterrupted power source, and it is one kind and contains energy memory to the constant voltage constant frequency's of dc-to-ac converter as main component part uninterrupted power fish can be used for providing incessant power supply for computer, computer network system or other power electronic equipment. When the mains supply is input normally, the UPS supplies the mains supply to the load for use after stabilizing the voltage of the mains supply, and the UPS is an alternating current mains supply voltage stabilizer and also charges a built-in battery. When the commercial power is interrupted (power failure in accident), the UPS immediately supplies 220V alternating current to the load by the electric energy of the battery in the UPS through an inversion conversion method, so that the load can maintain normal work and the software and hardware of the load are protected from being damaged. Thus, UPS devices typically provide protection against both excessive and low voltages and provide sufficient time for the system to save experimental data in the face of sudden power outages or voltage instability, etc.

Further, the system power supply 8 is connected with a transformer 4, and after being stepped down by the transformer 4, the system power supply forms 12V voltage and is connected to the main chip 5, the first communication module 6 and the second communication module 7 for power supply.

Then, when detecting, as shown in fig. 1, the internal machine motherboard 1 is accessed into the main chip 5 through the first communication module 6, the second communication module 7 is connected with the processor 10, the processor 10 is connected with the memory 9, the main chip 5 identifies the model of the internal machine motherboard 1 and collects information, and transmits the information to the processor 10 through the second communication module 7, the computer terminal 3 includes the memory 9 and the processor 10, the processor 10 identifies the data information sent by the main chip 5 and then gives the internal machine motherboard 1 of the same model the ID number of the specific identification and stores the information in the memory 9, when accessing the internal machine air conditioner to be tested, the processor 10 transmits the identified ID number instruction to the main chip 5, the main chip 5 has a frequency protocol programming program, the main chip 5 sends the corresponding frequency control signal to the internal machine motherboard 1 according to the frequency protocol programming program and the ID number sent by the computer terminal 3, the temperature sensing bulb circuit, the remote controller and the PG motor are driven to perform corresponding load tests, and meanwhile, the operating parameters of the load are synchronously displayed on the computer terminal 3, so that the test is directly clear, whether the PG motor outputs signals normally or not through rotating speed parameter feedback, the stability and the sensitivity of the remote control signals are detected through remote controller key control, whether the range error of the temperature sensing bulb temperature value is allowed or not is judged through the temperature value of the air conditioner, the computer automatically detects the parameters and then gives results to be displayed on the computer terminal 3, the test is convenient and fast, the accuracy is high, the misjudgment rate caused by the existing manual test is improved, the labor cost is also reduced through automatic detection, and the practicability is high.

The utility model has the advantages that:

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The utility model provides an air conditioner internal unit testing arrangement, its is used for testing the air conditioner internal unit, the air conditioner internal unit includes internal unit mainboard, its characterized in that: the indoor unit mainboard is connected with a temperature sensing package circuit, a remote controller and a PG motor, when in detection, the indoor unit mainboard is connected into the main chip through the first communication module, the main chip identifies the model of the indoor unit mainboard and transmits collected information to the computer terminal through the second communication module, the computer terminal gives a specific ID number to the identified model of the indoor unit mainboard for storage, sends an instruction to the main chip to trigger and generate a corresponding frequency control signal and transmit the frequency control signal to the indoor unit mainboard, and the mainboard receives the signal to drive the temperature sensing package circuit, the remote controller and the PG motor, And the PG motor operates corresponding to the load, and the computer terminal receives the operation parameters to judge and detect.

2. The testing device for the indoor unit of the air conditioner as claimed in claim 1, wherein: the testing device also comprises a system power supply.

3. The testing device for the indoor unit of the air conditioner as claimed in claim 1, wherein: the adapter plate further comprises a transformer, and the transformer is connected with a system power supply and used for connecting the main chip, the first communication module and the second communication module for power supply after voltage transformation processing.

4. The testing device for the internal unit of the air conditioner as claimed in claim 3, wherein: the voltage of the transformer after transformation is 12V.

5. The testing device for the indoor unit of the air conditioner as claimed in claim 1, wherein: the computer terminal comprises a memory and a processor, the processor identifies data information sent by the main chip, then gives ID numbers of specific identifiers to the internal machine main boards of the same type and stores the information in the memory, a frequency protocol compiling program is arranged in the main chip, and the main chip sends corresponding frequency control signals to the internal machine main boards according to the frequency protocol compiling program and the ID numbers sent by the computer terminal and drives the temperature sensing bulb circuit, the remote controller and the PG motor to perform corresponding load tests.

6. The testing device for the indoor unit of the air conditioner as claimed in claim 2, wherein: the system power supply is a UPS.