CN115190520A - Bluetooth refrigerator product testing method, refrigerator and testing terminal - Google Patents

Bluetooth refrigerator product testing method, refrigerator and testing terminal Download PDF

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Publication number
CN115190520A
CN115190520A CN202210849674.3A CN202210849674A CN115190520A CN 115190520 A CN115190520 A CN 115190520A CN 202210849674 A CN202210849674 A CN 202210849674A CN 115190520 A CN115190520 A CN 115190520A
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CN
China
Prior art keywords
refrigerator
bluetooth
bluetooth module
broadcast signal
action
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CN202210849674.3A
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Chinese (zh)
Inventor
程春明
钱存发
朱忠浩
梁立超
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Changhong Meiling Co Ltd
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Changhong Meiling Co Ltd
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Priority to CN202210849674.3A priority Critical patent/CN115190520A/en
Publication of CN115190520A publication Critical patent/CN115190520A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/06Testing, supervising or monitoring using simulated traffic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • H04L43/08Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0805Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
    • H04L43/0817Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The application discloses a Bluetooth refrigerator product testing method, a refrigerator and a testing terminal, wherein the method controls a Bluetooth module to start and be in a monitoring state by responding to a testing instruction; monitoring a Bluetooth broadcast signal sent by a test terminal; when the Bluetooth module monitors the Bluetooth broadcast signal, responding to the Bluetooth broadcast signal and generating an action instruction; responding to the action instruction, acquiring refrigerator operation information and comparing the refrigerator operation information with a preset action, and controlling the Bluetooth module to switch to a user mode if the refrigerator operation information conforms to the preset action; and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information. According to the Bluetooth refrigerator product testing method, the refrigerator with the built-in Bluetooth module is subjected to batch product testing by sending the Bluetooth broadcast signal by the testing terminal and extracting the refrigerator operation information, so that the problems that the refrigerator product with the built-in Bluetooth module is long in detection time and high in error rate and refrigerator production efficiency is influenced are solved.

Description

Bluetooth refrigerator product testing method, refrigerator and testing terminal
Technical Field
The application relates to the field of electric appliance product testing, in particular to a Bluetooth refrigerator product testing method, a refrigerator and a testing terminal.
Background
The refrigerator is a common household appliance, and through continuous development, the functions of the refrigerator are more and more diversified. Based on the perfection of concepts such as internet of everything and smart home, a refrigerator with a Bluetooth function appears, the connection between the refrigerator and a personal terminal is realized through a Bluetooth module arranged in the refrigerator, and the function setting of the refrigerator is carried out through the personal terminal. After the batch manufacturing of the refrigerator with the built-in Bluetooth module is completed, the built-in Bluetooth module needs to be tested, and other tests and delivery can be carried out only after the Bluetooth function is complete.
The conventional method for detecting products by aiming at the built-in Bluetooth of the refrigerator is to apply test equipment to test the functions of the Bluetooth module, and manually test the Bluetooth module in sequence to ensure the completeness of the Bluetooth function.
However, the method can only test one bluetooth module at a time, and because the frequency bands of the bluetooth modules are the same, different refrigerators interfere with each other and the bluetooth broadcasting distance is limited, the refrigerator product with the built-in bluetooth module has long detection time and high error rate, and the production efficiency of the refrigerator is influenced.
Disclosure of Invention
The application provides a Bluetooth refrigerator product testing method, a refrigerator and a testing terminal, and aims to solve the problems that a refrigerator product with a built-in Bluetooth module is long in detection time and high in error rate, and refrigerator production efficiency is affected.
According to a first aspect of the embodiments of the present invention, there is provided a bluetooth refrigerator product testing method for a refrigerator, the refrigerator including a bluetooth module, the method including: responding to a test instruction, controlling the Bluetooth module to start and be in a monitoring state; monitoring a Bluetooth broadcast signal sent by a test terminal; the frequency range of the Bluetooth broadcast signal is positioned in the detection frequency range of the Bluetooth module; when the Bluetooth module monitors the Bluetooth broadcast signal, generating an action instruction in response to the Bluetooth broadcast signal; the action instruction is used for controlling the refrigerator to execute a preset action; responding to the action instruction, acquiring refrigerator operation information, comparing the refrigerator operation information with the preset action, and controlling the Bluetooth module to be switched to a user mode if the refrigerator operation information conforms to the preset action; and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information.
Optionally, the step of controlling the bluetooth module to start and be in a listening state in response to the test instruction includes: receiving the test instruction, and controlling the refrigerator to be in a refrigeration mode; after the refrigerator is in a refrigeration mode and reaches a refrigeration time range, controlling the Bluetooth module to start; and monitoring the connection state of the Bluetooth module.
Optionally, the step of monitoring a bluetooth broadcast signal sent by a test terminal and generating an action instruction in response to the bluetooth broadcast signal when the bluetooth module monitors the bluetooth broadcast signal includes: controlling the Bluetooth module to continuously scan Bluetooth broadcast signals sent by a test terminal; if the Bluetooth module monitors the Bluetooth broadcast signal, generating an action instruction; if the Bluetooth module does not monitor the Bluetooth broadcast signal, the Bluetooth broadcast signal is continuously monitored until the Bluetooth broadcast signal is monitored or the Bluetooth module is shut down, and the monitoring of the signal is finished.
Optionally, the action instruction includes: turning off a cooling mode of the refrigerator, the method further comprising: controlling to close a refrigeration mode of the refrigerator in response to the action command; and after the refrigeration mode is closed and the preset closing time is reached, closing the refrigerator.
Optionally, the step of obtaining refrigerator operation information and comparing the refrigerator operation information with the preset action includes: reading the running information in the refrigerator to obtain a refrigerator power curve; and comparing whether the power curve of the refrigerator is consistent with the power corresponding to the preset action.
Optionally, the step of generating an abnormal prompt message if the refrigerator operation information does not match the preset action includes: controlling the Bluetooth module to be shut down, and marking the Bluetooth module to acquire identification information of the marked Bluetooth module; recording the identification information of the marked Bluetooth module and generating abnormal prompt information according to the identification information; and sending the abnormal prompt information to the test terminal.
According to a second aspect of the embodiments of the present invention, there is provided a refrigerator, including a bluetooth module and a control board connected to the bluetooth module; the Bluetooth module is configured to establish communication connection with a test terminal and acquire a Bluetooth broadcast signal sent by the test terminal in a monitoring state;
the control board is configured to: responding to a test instruction, controlling the Bluetooth module to start and be in a monitoring state; monitoring a Bluetooth broadcast signal sent by a test terminal; the frequency range of the Bluetooth broadcast signal is positioned in the detection frequency range of the Bluetooth module; when the Bluetooth module monitors the Bluetooth broadcast signal, responding to the Bluetooth broadcast signal and generating an action instruction; the action instruction is used for controlling the refrigerator to execute a preset action; responding to the action instruction, acquiring refrigerator operation information, comparing the refrigerator operation information with the preset action, and controlling the Bluetooth module to be switched to a user mode if the refrigerator operation information conforms to the preset action; and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information.
According to a third aspect of the embodiments of the present invention, there is provided a bluetooth refrigerator product testing method, for testing a terminal, where the test terminal includes a bluetooth connection unit, and the bluetooth connection unit is configured to establish a communication connection with a refrigerator including a bluetooth module, the method includes: generating a test instruction and sending the test instruction to the refrigerator; sending out a Bluetooth broadcast signal; the frequency range of the Bluetooth broadcast signal is positioned in the detection frequency range of the Bluetooth module; the Bluetooth broadcast signal comprises the action instruction, so that the refrigerator responds to the action instruction, refrigerator operation information is obtained and is compared with the preset action; if the refrigerator operation information conforms to the preset action, sending a switching instruction to the refrigerator; the switching instruction is to start the Bluetooth module and switch the Bluetooth module to a user mode; and if the refrigerator operation information does not accord with the preset action, receiving abnormal prompt information generated by the refrigerator.
Optionally, the step of sending out a bluetooth broadcast signal includes: controlling a Bluetooth connection unit in the test terminal to be started; controlling the Bluetooth connection unit to periodically transmit Bluetooth broadcast signals according to a preset time interval; the preset time interval is a time value selected within a range of 20ms to 10 s.
According to a fourth aspect of the embodiments of the present invention, there is provided a test terminal, including a bluetooth connection unit and a processor; wherein the Bluetooth connection unit is configured to transmit a Bluetooth broadcast signal in response to a signal issued by the processor;
the processor is configured to: generating a test instruction and sending the test instruction to the refrigerator; sending out a Bluetooth broadcast signal; the frequency range of the Bluetooth broadcast signal is positioned in the detection frequency range of the Bluetooth module; the Bluetooth broadcast signal comprises the action instruction, so that the refrigerator responds to the action instruction, refrigerator operation information is obtained and is compared with the preset action; if the refrigerator operation information conforms to the preset action, sending a switching instruction to the refrigerator; the switching instruction is to start the Bluetooth module and switch the Bluetooth module to a user mode; and if the refrigerator operation information does not accord with the preset action, receiving abnormal prompt information generated by the refrigerator.
According to the technical scheme, the Bluetooth module is controlled to be started and in the monitoring state by responding to the test instruction in the Bluetooth refrigerator product test method; monitoring a Bluetooth broadcast signal sent by a test terminal; when the Bluetooth module monitors the Bluetooth broadcast signal, responding to the Bluetooth broadcast signal to generate an action instruction; responding to the action instruction, acquiring refrigerator operation information, comparing the refrigerator operation information with the preset action, and controlling the Bluetooth module to be switched to a user mode if the refrigerator operation information conforms to the preset action; and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information. According to the Bluetooth refrigerator product testing method, the refrigerator with the built-in Bluetooth module is subjected to batch product testing by sending the Bluetooth broadcast signal by the testing terminal and extracting the refrigerator operation information, so that the problems that the refrigerator product with the built-in Bluetooth module is long in detection time and high in error rate and refrigerator production efficiency is influenced are solved.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic flowchart of a method for testing bluetooth refrigerator products in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a refrigerator according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a refrigerator and a test terminal according to an embodiment of the present disclosure;
FIG. 4 is a schematic flowchart illustrating a method for testing a Bluetooth refrigerator product according to an embodiment of the present application;
FIG. 5 is a timing diagram illustrating a method for testing a Bluetooth refrigerator product according to an embodiment of the present disclosure;
FIG. 6 is a power curve diagram of a normal refrigerator with a Bluetooth module according to an embodiment of the present application;
fig. 7 is a schematic power curve diagram of an abnormal refrigerator with a bluetooth module according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following examples do not represent all embodiments consistent with the present application. But merely as exemplifications of apparatus and methods consistent with certain aspects of the application, as recited in the claims.
With the continuous development of concepts such as internet of everything and smart home, household appliances frequently used in daily life all have the function of interconnecting with smart electronic devices, for example, a refrigerator realizes the function of interconnecting with smart electronic devices through a built-in bluetooth module. In actual production, in order to guarantee quality, product testing is required to be carried out on the refrigerator before delivery, and it is confirmed that the refrigerator does not have abnormity in normal operation. In the process of product detection of the refrigerator with the built-in Bluetooth module, because the frequency bands of the Bluetooth module are the same, different refrigerators are interfered with each other and the Bluetooth broadcasting distance is limited, the refrigerator with the built-in Bluetooth module has long product detection time and high error rate, and the production efficiency of the refrigerator is influenced. Therefore, the method for testing the Bluetooth refrigerator product is provided for solving the problem that the production efficiency of the refrigerator is influenced due to long detection time and high error rate of the refrigerator product with the built-in Bluetooth module.
Referring to fig. 1, a schematic flow chart of a bluetooth refrigerator product testing method in an embodiment of the present application is shown. The Bluetooth refrigerator product testing method is applied to a refrigerator with a built-in Bluetooth module, and as can be seen from FIG. 1, the method comprises the following steps:
s1: and responding to the test instruction, and controlling the Bluetooth module to start and be in a monitoring state.
The test instruction is an instruction sent by a test terminal and used for controlling the refrigerator to be tested. In some embodiments of the present application, the refrigerators are disposed on a detection pipeline in batch, and the refrigerators are connected to the test terminal through the detection pipeline. The detection assembly line can supply power to the refrigerator and simultaneously transmit a test instruction of the test terminal into the refrigerator, so that the refrigerator can receive and respond to the test instruction.
The test instruction can enable the refrigerator to start a built-in Bluetooth module and be in a monitoring state. The monitoring state is that the Bluetooth module scans and screens electromagnetic wave signals in the environment, and selects signals which accord with the frequency band used by the Bluetooth module.
It should be noted that, in order to avoid interference of bluetooth modules between different refrigerators, the bluetooth module in the monitoring state only has a function of receiving electromagnetic wave signals in the environment, and does not have a function of sending electromagnetic wave signals to the environment.
In some embodiments of the present application, the step of controlling the bluetooth module to start and be in the listening state in response to the test instruction includes: receiving the test instruction, and controlling the refrigerator to be in a refrigeration mode; after the refrigerator is in a refrigeration mode and reaches a refrigeration time range, controlling the Bluetooth module to start; and monitoring the connection state of the Bluetooth module.
The test instruction can comprise an instruction for controlling the refrigerator to be started and in a refrigeration mode, so that the refrigerator is controlled to be in the refrigeration mode. The refrigerator is controlled to be started after the refrigerator is in a refrigeration mode and reaches a refrigeration time range, in some embodiments, the refrigeration time range can be 30-45 minutes, and the purpose is to measure the refrigerator after the refrigerator runs stably. When the Bluetooth module is in a monitoring state, the refrigerator can synchronously monitor the connection state of the Bluetooth module so as to acquire the real-time connection state of the Bluetooth module.
S2: and monitoring a Bluetooth broadcast signal sent by the test terminal.
The frequency range of the Bluetooth broadcast signal is located in the detection frequency range of the Bluetooth module, and the Bluetooth broadcast signal can be scanned and found by the Bluetooth module, so that the functional integrity of the built-in Bluetooth module of the refrigerator can be analyzed.
It should be noted that, in order to avoid noise or other signal interference in the environment, and to match the bluetooth module in the user's personal terminal or the intelligent electronic device, the frequency band used by the bluetooth module in the refrigerator is fixed and is also divided into a certain number of channels in use, so that the bluetooth broadcast signal is transmitted only through a specific broadcast channel. The channel is a specific frequency.
In some embodiments of the present application, there are three broadcast channels, and the frequencies of different broadcast channels are different by at least 24MHz. Through the difference of signal frequency, make the interference between the bluetooth broadcast signal reduces, avoids simultaneously appearing the condition such as distortion when bluetooth module receives.
S3: and when the Bluetooth module monitors the Bluetooth broadcast signal, generating an action instruction in response to the Bluetooth broadcast signal.
The Bluetooth module in the refrigerator continuously scans signals in the surrounding environment, the Bluetooth module generates action instructions and sends the action instructions to the refrigerator after scanning the Bluetooth broadcast signals, the action instructions are used for controlling the refrigerator to execute preset actions, and the preset actions can be mode switching of the refrigerator.
In some embodiments of the present application, the action command is generated after the bluetooth module scans a correct bluetooth broadcast signal, the bluetooth broadcast signal includes identification information, the identification information may include IP address information or MAC address information of the bluetooth broadcast signal, the IP address information is a network address of the test terminal, and the MAC address information is a network card identification address of the test terminal.
In some embodiments, in the process of monitoring the bluetooth broadcast signal sent by the test terminal, the refrigerator can control the bluetooth module to continuously scan the bluetooth broadcast signal sent by the test terminal, and the continuous scanning can avoid staggering the transmission time of the bluetooth broadcast signal to cause that the bluetooth module cannot scan the bluetooth broadcast signal. In the monitoring process, if the Bluetooth module monitors the Bluetooth broadcast signal, the Bluetooth module can generate an action instruction, and the refrigerator responds to the action instruction so as to achieve the aim of verifying the Bluetooth module; and if the Bluetooth module does not monitor the Bluetooth broadcast signal, continuing to monitor the Bluetooth broadcast signal until the Bluetooth broadcast signal is monitored or the Bluetooth module is shut down, and ending signal monitoring.
In the scanning process of the Bluetooth broadcast signals, the Bluetooth module is always in a monitoring mode and continuously scans the Bluetooth broadcast signals.
S4: and responding to the action instruction, acquiring refrigerator operation information and comparing the refrigerator operation information with the preset action.
The action instruction is an instruction sent to the refrigerator by the Bluetooth module and used for controlling the refrigerator to run or switch modes. When the refrigerator runs or the mode is switched, the refrigerator can synchronously extract the running information of the refrigerator, so that the running information of the refrigerator is obtained. And then, the working condition of the Bluetooth module is obtained by comparing the refrigerator operation information with the preset action corresponding to the action instruction.
In some embodiments of the present application, the action instruction may include: the refrigeration mode of the refrigerator is closed, and on the basis, the product testing method further comprises the following steps: controlling to close a refrigeration mode of the refrigerator in response to the action command; and after the refrigeration mode is closed for a preset closing time, closing the refrigerator. The preset closing time can be set by itself, but is not less than 3 minutes, and the length of the preset closing time is not limited in the application.
Specifically, in some embodiments, the refrigerator operation information includes a refrigerator power curve, and the refrigerator power curve is a curve formed by the refrigerator continuously recording its own operation power. It should be noted that the power consumption of the refrigerator is different in different states, for example, the power consumption of the refrigerator is the highest when the refrigerator is in the cooling mode, and the power consumption is represented by different amplitudes in the power curve of the refrigerator.
In the process of comparing the refrigerator operation information with the preset action, the preset action is the action executed by the refrigerator according to the action instruction, and correspondingly, the power curve corresponding to the preset action is the expected power curve of the refrigerator. And comparing whether the power curve of the refrigerator is consistent with the power corresponding to the preset action or not, so that the difference between the actual power curve and the expected power curve of the refrigerator can be obtained. It should be noted that, in the comparison process, because a certain difference exists between different refrigerators, a certain amplitude difference exists between the refrigerator power curve and the expected power curve, and in the actual comparison, the amplitude variation trend of the refrigerator power curve and the expected power curve is mainly observed, rather than the amplitude magnitude is compared.
S5: and if the refrigerator operation information conforms to the preset action, controlling the Bluetooth module to switch to a user mode.
If the Bluetooth module is matched with the Bluetooth module, the refrigerator controls the Bluetooth module to be switched to a user mode. In practical application, the interconnection between bluetooth devices requires pairing operation, and in the pairing process, a device with a built-in bluetooth module is usually a transmitting end of a bluetooth broadcast signal, and a personal terminal of a user is a receiving end. Namely, the user mode is that the bluetooth module continuously transmits bluetooth broadcast signals.
In some embodiments of the application, the refrigerator controls the Bluetooth module to be capable of releasing connection formed by the test terminal while switching, and the problem of efficiency reduction caused by manual release is avoided.
S6: and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information.
If the abnormal prompt information does not accord with the abnormal prompt information, the abnormal prompt information represents that the Bluetooth module in the refrigerator has a problem, and the abnormal prompt information gives an early warning to the condition of the Bluetooth module so as to remind a tester to check the refrigerator. For example, the abnormality prompt message may be text displayed in the test terminal, including but not limited to "abnormality exists in the current device" and the like. The abnormal prompt information can also comprise identification information and abnormal codes of the currently tested refrigerator, such as identification information of a refrigerator device number, a Mac address and the like, and abnormal codes of Bluetooth exception 001 and the like.
In some embodiments of the application, when the refrigerator operation information does not conform to the preset action, the abnormal prompt information is generated, and meanwhile, the bluetooth module of the refrigerator can be controlled to be shut down, and the bluetooth module is marked to acquire the identification information of the marked bluetooth module; recording the identification information of the marked Bluetooth module and generating abnormal prompt information according to the identification information; and finally, sending the abnormal prompt information to the test terminal. The abnormal prompt information contains the identification information of the marked Bluetooth module, so that the marked Bluetooth module can be better positioned, and the refrigerator with problems can be positioned.
Referring to fig. 2, a schematic structural diagram of a refrigerator in an embodiment of the present application is shown. Based on the above method for testing the bluetooth refrigerator product for the refrigerator, as shown in fig. 2, the application further provides the refrigerator, wherein the refrigerator comprises a bluetooth module and a control board connected with the bluetooth module. The Bluetooth module is used for establishing communication connection with a test terminal and acquiring a Bluetooth broadcast signal sent by the test terminal in a monitoring state.
The control board can control the refrigerator to switch modes and control a switch of the Bluetooth module, and the control board responds to a test instruction sent by the test terminal to control the Bluetooth module to be started and in a monitoring state; the refrigerator can listen to the Bluetooth broadcast signal sent by the test terminal through the Bluetooth module, and in order to ensure that the Bluetooth module can detect the Bluetooth broadcast signal, the frequency range of the Bluetooth broadcast signal needs to be located in the detection frequency range of the Bluetooth module. When the Bluetooth module monitors the Bluetooth broadcast signal, responding to the Bluetooth broadcast signal, generating an action instruction to control the refrigerator to execute a preset action, after the refrigerator acts in response to the action instruction, acquiring refrigerator operation information and comparing the refrigerator operation information with the preset action, and if the refrigerator operation information conforms to the preset action, controlling the Bluetooth module to switch to a user mode; and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information.
In some embodiments of the present application, the control board continuously monitors the operation status of the refrigerator, and obtains information about the operation status, operation consumption, operation time, and the like of the refrigerator.
Meanwhile, in some embodiments, the refrigerator further comprises a refrigerator body, a door body, a temperature compensator, a sensor, an evaporator and a compressor, wherein the refrigerator body is pivoted with the door body, and the Bluetooth module is installed in the door body. The control panel respectively with temperature compensator, sensor, evaporimeter and compressor are connected, the control panel can control above-mentioned device and carry out work. The control board can switch the mode of the refrigerator by controlling the compressor, for example, turning on or off a cooling mode. Temperature compensator and sensor set up near the evaporimeter, temperature compensator can heat evaporimeter surrounding environment, the control panel can pass through the sensor acquires evaporimeter surrounding environment temperature, works as after the temperature that the control panel detected reachs certain threshold value, can start the compressor refrigerates, makes the refrigerator can guarantee better refrigeration effect still when ambient temperature is lower.
Based on the above refrigerator, in some embodiments, as shown in fig. 6 and 7, after the bluetooth module monitors the bluetooth broadcast signal, the generated action command gradually turns off the refrigerator, and after the compressor is turned off and the refrigerator exits the cooling mode, the temperature compensator operates for a certain time until the load is completely turned off. That is, there is a time period in which the load is completely turned off between the two cooling modes, so there are two power drops in the power curve corresponding to the preset action. And if the Bluetooth module does not monitor the Bluetooth broadcast signal, the control board does not send an instruction for closing the refrigerator, so that the power curve of the refrigerator is reduced only once when the power curve is acquired. Through comparing the actual power curve of the refrigerator with the power curve corresponding to the preset action, which Bluetooth modules in the refrigerator have problems can be clearly obtained.
In some embodiments, as shown in fig. 6 and 7, the operation time of the cooling operation power section a is 27 minutes, the operation time of the temperature compensator operation power section B is 3 minutes, and the operation time of the load stop operation power section is 5 minutes. The running time is set, so that the obtained power curve can be easily identified while the product detection efficiency is ensured, and the misjudgment condition caused by unclear identification in the product detection process is reduced.
Referring to fig. 4, a method for testing a bluetooth refrigerator product in the embodiment of the present application is described. As shown in fig. 4, the present application further provides a bluetooth refrigerator product testing method for a test terminal, where the test terminal includes a bluetooth connection unit, and the bluetooth connection unit is used to establish communication connection with a refrigerator including a bluetooth module. The product testing method comprises the following steps: firstly, generating a test instruction and sending the test instruction to the refrigerator, and then controlling the Bluetooth connecting unit to send out a Bluetooth broadcast signal. The Bluetooth broadcast signal comprises the action instruction, so that the refrigerator responds to the action instruction while acquiring the Bluetooth broadcast signal, refrigerator operation information is acquired through the refrigerator and compared with the preset action, and if the refrigerator operation information conforms to the preset action, a switching instruction is sent to the refrigerator; and if the refrigerator operation information does not accord with the preset action, receiving abnormal prompt information generated by the refrigerator.
It should be noted that, in some embodiments, the bluetooth broadcast signal may not include an action instruction, but includes an identification code, the bluetooth module in the refrigerator may synchronously acquire the identification code after acquiring the bluetooth broadcast signal, and the bluetooth module sends an action instruction embedded in advance to the control board after receiving the identification code.
In some embodiments, before transmitting the bluetooth broadcast signal, the bluetooth connection unit in the test terminal needs to be controlled to start, and then the bluetooth connection unit is controlled to periodically transmit the bluetooth broadcast signal according to a preset time interval, where the preset time interval may be a time value selected within a range from 20ms to 10 s. The purpose of periodically transmitting the Bluetooth broadcast signals at certain time intervals is to prevent the Bluetooth module in the refrigerator from being incapable of scanning the Bluetooth broadcast signals and simultaneously avoid the generated Bluetooth broadcast signals from interfering with each other.
Based on the test method for the Bluetooth refrigerator product for the test terminal, the application also provides the test terminal which comprises a Bluetooth connecting unit and a processor. The Bluetooth connection unit is used for responding to the signal sent by the processor to transmit a Bluetooth broadcast signal. As shown in fig. 3, the test terminal communicates with the refrigerator through a bluetooth connection unit. In practical use, the bluetooth connection unit needs a carrier for configuration, and the bluetooth connection unit can be arranged in the processor for uniform configuration.
However, when the processor is used for product testing, there may be a small distance between the processor and the refrigerator to be tested, so as to avoid that the bluetooth broadcast signal sent by the bluetooth connection unit cannot be received by the refrigerator to be tested due to an excessively long distance, in some embodiments, the carrier of the bluetooth connection unit may be a mobile device, specifically, may be a smart phone, a tablet, or other mobile smart device capable of operating with a bluetooth connection function, and the specific application of the carrier of the bluetooth connection unit is not limited in this application.
The processor can generate a test instruction, send the test instruction to the refrigerator and control the Bluetooth connecting unit to send out a Bluetooth broadcast signal. It should be noted that, in order to ensure that the bluetooth module in the refrigerator can monitor the bluetooth broadcast signal, the frequency range of the bluetooth broadcast signal is located within the detection frequency range of the bluetooth module. Meanwhile, the Bluetooth broadcast signal comprises the action instruction, so that the refrigerator responds to the action instruction, refrigerator operation information is obtained, and the refrigerator operation information is compared with the preset action. In the comparison process, if the refrigerator operation information conforms to the preset action, the processor sends a switching instruction to the refrigerator, and the switching instruction can instruct the refrigerator to start the Bluetooth module and switch the Bluetooth module to a user mode; and if the refrigerator operation information does not accord with the preset action, the processor can receive abnormal prompt information generated by the refrigerator.
Fig. 5 is a schematic timing diagram of a testing method for a bluetooth refrigerator product according to an embodiment of the present application. As can be seen from fig. 5, on the time scale of some embodiments of the present application, first, the processor sends a test instruction to the refrigerator, and after receiving the test instruction, the refrigerator controls the bluetooth module therein to start and be in the listening mode. And the processor sends an instruction for starting the Bluetooth connecting unit to the Bluetooth connecting unit, and the Bluetooth connecting unit is self-started after receiving the instruction and sends a Bluetooth broadcast signal to a Bluetooth module arranged in the refrigerator. And if the Bluetooth module arranged in the refrigerator receives the Bluetooth broadcast signal, sending an action instruction to the refrigerator, and if the Bluetooth module arranged in the refrigerator does not receive the Bluetooth broadcast signal, not sending the instruction to the refrigerator and continuously scanning the Bluetooth broadcast signal. After the refrigerator receives the action instruction and responds to the action instruction to execute a preset action, extracting refrigerator operation information and comparing the refrigerator operation information with the preset action, and if the comparison result is consistent, sending a switching instruction to the refrigerator by the processor to enable the refrigerator to control the Bluetooth module to be started and to be in a user mode; and if the comparison result is not consistent, the processor does not execute other operations after receiving the abnormal prompt information.
In some embodiments of the application, the processor reads the identification information of the bluetooth module in the abnormal prompt information after receiving the abnormal prompt information, and the processor can send the refrigerator with the abnormal prompt information to the overhaul line through the control assembly line to overhaul or replace the bluetooth module.
The processor with bluetooth linkage unit and refrigerator all have the connection, the processor can send the instruction in order to control the refrigerator reaches test terminal's bluetooth linkage unit, the processor can be computer, industrial computer, server or other have calculation, the operational smart machine of memory function, the equipment that the processor specifically used does not do the restriction in this application.
According to the technical scheme, the Bluetooth module is controlled to be started and in the monitoring state by responding to the test instruction in the Bluetooth refrigerator product test method; monitoring a Bluetooth broadcast signal sent by a test terminal; when the Bluetooth module monitors the Bluetooth broadcast signal, responding to the Bluetooth broadcast signal to generate an action instruction; responding to the action instruction, acquiring refrigerator operation information, comparing the refrigerator operation information with the preset action, and controlling the Bluetooth module to be switched to a user mode if the refrigerator operation information conforms to the preset action; and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information. According to the Bluetooth refrigerator product testing method, the refrigerator with the built-in Bluetooth module is subjected to batch product testing by sending the Bluetooth broadcast signal by the testing terminal and extracting the refrigerator operation information, so that the problems that the refrigerator product with the built-in Bluetooth module is long in detection time and high in error rate and refrigerator production efficiency is influenced are solved.
The embodiments provided in the present application are only a few examples of the general concept of the present application, and do not limit the scope of the present application. Any other embodiments extended according to the scheme of the present application without inventive efforts will be within the scope of protection of the present application for a person skilled in the art.

Claims (10)

1. A Bluetooth refrigerator product testing method is used for a refrigerator, the refrigerator comprises a Bluetooth module, and the method is characterized by comprising the following steps:
responding to a test instruction, and controlling the Bluetooth module to start and be in a monitoring state;
monitoring a Bluetooth broadcast signal sent by a test terminal; the frequency range of the Bluetooth broadcast signal is positioned in the detection frequency range of the Bluetooth module;
when the Bluetooth module monitors the Bluetooth broadcast signal, generating an action instruction in response to the Bluetooth broadcast signal; the action instruction is used for controlling the refrigerator to execute a preset action;
responding to the action instruction, acquiring refrigerator operation information, comparing the refrigerator operation information with the preset action, and controlling the Bluetooth module to be switched to a user mode if the refrigerator operation information conforms to the preset action;
and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information.
2. The bluetooth refrigerator product testing method of claim 1, wherein the step of controlling the bluetooth module to be activated and in the listening state in response to the test instruction comprises:
receiving the test instruction, and controlling the refrigerator to be in a refrigeration mode;
after the refrigerator is in a refrigeration mode and reaches a refrigeration time range, controlling the Bluetooth module to start;
and monitoring the connection state of the Bluetooth module.
3. The bluetooth refrigerator product testing method of claim 1, wherein the step of listening for a bluetooth broadcast signal transmitted by a testing terminal and generating an action command in response to the bluetooth broadcast signal when the bluetooth module listens for the bluetooth broadcast signal comprises:
controlling the Bluetooth module to continuously scan Bluetooth broadcast signals sent by a test terminal;
if the Bluetooth module monitors the Bluetooth broadcast signal, generating an action instruction;
if the Bluetooth module does not monitor the Bluetooth broadcast signal, the Bluetooth broadcast signal is continuously monitored until the Bluetooth broadcast signal is monitored or the Bluetooth module is shut down, and the signal monitoring is finished.
4. The bluetooth refrigerator product testing method according to claim 1, wherein the action command comprises: turning off a cooling mode of the refrigerator, the method further comprising:
controlling to close a refrigeration mode of the refrigerator in response to the action command;
and after the refrigeration mode is closed for a preset closing time, closing the refrigerator.
5. The bluetooth refrigerator product testing method of claim 1, wherein the step of obtaining refrigerator operation information and comparing with the preset action comprises:
reading the running information in the refrigerator to obtain a refrigerator power curve;
and comparing whether the power curve of the refrigerator is consistent with the power corresponding to the preset action.
6. The bluetooth refrigerator product testing method of claim 1, wherein the step of generating an abnormal alert message if the refrigerator operation information does not correspond to the preset action comprises:
controlling the Bluetooth module to be shut down, and marking the Bluetooth module to acquire identification information of the marked Bluetooth module;
recording the identification information of the marked Bluetooth module and generating abnormal prompt information according to the identification information;
and sending the abnormal prompt information to the test terminal.
7. The refrigerator is characterized by comprising a Bluetooth module and a control board connected with the Bluetooth module;
the Bluetooth module is configured to establish communication connection with a test terminal and acquire a Bluetooth broadcast signal sent by the test terminal in a monitoring state;
the control board is configured to:
responding to a test instruction, controlling the Bluetooth module to start and be in a monitoring state;
monitoring a Bluetooth broadcast signal sent by a test terminal; the frequency range of the Bluetooth broadcast signal is positioned in the detection frequency range of the Bluetooth module;
when the Bluetooth module monitors the Bluetooth broadcast signal, generating an action instruction in response to the Bluetooth broadcast signal; the action instruction is used for controlling the refrigerator to execute a preset action;
responding to the action instruction, acquiring refrigerator operation information, comparing the refrigerator operation information with the preset action, and controlling the Bluetooth module to be switched to a user mode if the refrigerator operation information conforms to the preset action;
and if the refrigerator operation information does not accord with the preset action, generating abnormal prompt information.
8. A Bluetooth refrigerator product test method is used for testing a terminal, the test terminal comprises a Bluetooth connection unit, the Bluetooth connection unit is used for establishing communication connection with a refrigerator comprising a Bluetooth module, and the method comprises the following steps:
generating a test instruction and sending the test instruction to a refrigerator to be tested;
sending out a Bluetooth broadcast signal; the frequency range of the Bluetooth broadcast signal is positioned in the detection frequency range of the Bluetooth module;
the Bluetooth broadcast signal comprises an action instruction, so that the refrigerator responds to the action instruction, obtains refrigerator operation information and compares the refrigerator operation information with a preset action;
if the refrigerator operation information conforms to the preset action, sending a switching instruction to the refrigerator; the switching instruction is to start the Bluetooth module and switch the Bluetooth module to a user mode; and if the refrigerator operation information does not accord with the preset action, receiving abnormal prompt information generated by the refrigerator.
9. The bluetooth refrigerator product testing method according to claim 8, wherein the step of sending out the bluetooth broadcast signal comprises:
controlling a Bluetooth connection unit in the test terminal to be started;
controlling the Bluetooth connection unit to periodically transmit Bluetooth broadcast signals according to a preset time interval; the preset time interval is a time value selected within a range of 20ms to 10 s.
10. A test terminal is characterized by comprising a Bluetooth connection unit and a processor;
wherein the Bluetooth connection unit is configured to transmit a Bluetooth broadcast signal in response to a signal issued by the processor;
the processor is configured to:
generating a test instruction and sending the test instruction to a refrigerator to be tested;
sending out a Bluetooth broadcast signal; the frequency range of the Bluetooth broadcast signal is positioned in the detection frequency range of the Bluetooth module;
the Bluetooth broadcast signal comprises an action instruction, so that the refrigerator responds to the action instruction, obtains refrigerator operation information and compares the refrigerator operation information with a preset action;
if the refrigerator operation information conforms to the preset action, sending a switching instruction to the refrigerator; the switching instruction is to start the Bluetooth module and switch the Bluetooth module to a user mode; and if the refrigerator operation information does not accord with the preset action, receiving abnormal prompt information generated by the refrigerator.
CN202210849674.3A 2022-07-19 2022-07-19 Bluetooth refrigerator product testing method, refrigerator and testing terminal Pending CN115190520A (en)

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