CN110398129A - Refrigerator, control method, computer installation and computer readable storage medium - Google Patents
Refrigerator, control method, computer installation and computer readable storage medium Download PDFInfo
- Publication number
- CN110398129A CN110398129A CN201910639562.3A CN201910639562A CN110398129A CN 110398129 A CN110398129 A CN 110398129A CN 201910639562 A CN201910639562 A CN 201910639562A CN 110398129 A CN110398129 A CN 110398129A
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- CN
- China
- Prior art keywords
- module
- weight
- refrigerator
- storage box
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/008—Alarm devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/36—Visual displays
- F25D2400/361—Interactive visual displays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/04—Sensors detecting the presence of a person
Abstract
The present invention relates to household appliance technical fields, provide refrigerator, control method, computer installation and computer readable storage medium, wherein refrigerator includes cabinet and the storage box set on the bottom of box, and position detecting module, for detecting whether the storage box is removed；Weight detecting module is removed whether the rear bottom of box has weight for detecting the storage box；Main control module is connect with the position detecting module and weight detecting module；The main control module detects that the storage box is removed the triggering weight detecting module according to the position detecting module, and detects that the weight weight of the bottom of box is more than or equal to setting value and sends standby signal according to the weight detecting module.The present invention can allow user to pay close attention in time, understand the service condition of the storage box of refrigerator lower part in family, while can also carry out safety precautions to the family for having child, avoid the generation of bad accident.
Description
Technical field
The present invention relates to fields of home appliance technology, more particularly to a kind of refrigerator, control method, computer installation and meter
Calculation machine readable storage medium storing program for executing.
Background technique
As the improvement of people's living standards, refrigerator is as one 24 hours household electrical appliances not powered off of family, not only in food materials
It haveing breakthrough in preservation technology, also has promotion simultaneously for the volume size of storage, refrigerator is similar to a large-scale article placing cabinet,
And most refrigerators do not have locking device, the openable refrigerator of the personnel of family.The child of some families meeting during playing
Using refrigerator as relatively good object for appreciation flourish of gongs and drums introducing a theatrical performance institute, hide in the case where no care provider keeps an eye on into refrigerator, being likely to result in can not
The consequence retrieved.
Summary of the invention
(1) technical problems to be solved
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
The object of the present invention is to provide a kind of refrigerator, control method, computer installation and computer readable storage medium, with
It allows user to pay close attention in time, understand the service condition of the storage box of refrigerator bottom in family, while the family for having child can also be carried out
Safety precautions avoids the generation of bad accident.
(2) technical solution
In order to solve the above-mentioned technical problem, the embodiment of the present invention provides a kind of refrigerator, including cabinet and is set to the cabinet
The storage box of bottom, further include:
Position detecting module, for detecting whether the storage box is removed；
Weight detecting module is removed whether the rear bottom of box has weight for detecting the storage box；
Main control module is connect with the position detecting module and weight detecting module；
The main control module detects that the storage box is removed the triggering weight and examines according to the position detecting module
Module is surveyed, and detects that the weight weight of the bottom of box is more than or equal to setting value transmission and mentions according to the weight detecting module
Show signal.
In one embodiment of the present of invention, the refrigerator further include:
Alarm module is connected to the main control module；
The main control module detects that the storage box is removed the triggering weight and examines according to the position detecting module
Module is surveyed, and detects that the weight weight of the bottom of box is more than or equal to setting value and sends letter according to the weight detecting module
Number give the alarm module, by the alarm module issue alarm signal.
In one embodiment of the present of invention, the refrigerator further include:
User terminal module, is connected to the main control module；
The main control module detects that the storage box is removed the triggering weight and examines according to the position detecting module
Module is surveyed, and detects that the weight weight of the bottom of box is more than or equal to setting value and sends letter according to the weight detecting module
Number give the user terminal module, by the user terminal module display reminding information.
In one embodiment of the present of invention, the position detecting module is infrared sensor, and the infrared sensor is set to
The cabinet rear wall of box opening described in face, and it is opposite with the rear panel of the storage box；
Or, the infrared sensor is set to the front panel side of storage box described in the opening of the cabinet and face.
In one embodiment of the present of invention, the weight detecting module is gravity sensor, and the gravity sensor is set to
The bottom surface of the cabinet is used to carry at the position of the storage box.
In one embodiment of the present of invention, the refrigerator further include:
Power module, for powering for the refrigerator；
Load blocks are connected to the main control module, for controlling the load of refrigerator.
In one embodiment of the present of invention, the refrigerator further include:
Touch display module is connected to the main control module, for typing and display information；
The alarm module is integrated in the touch display module.
On the other hand, the embodiment of the present invention also provides a kind of control method of refrigerator comprising following steps:
Receive the taking-up signal of storage box；
Based on the weight for taking out signal acquisition bottom of box original storing box position；
It is greater than or equal to setting value according to weight, issues standby signal.
On the other hand, the embodiment of the present invention also provides a kind of computer installation, including memory, processor and is stored in
On the memory and the computer program that can run on the processor, when the processor executes the computer program
The step of realizing the control method of refrigerator as described above.
On the other hand, the embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer
The step of program, the computer program realizes the control method of refrigerator as described above when being executed by processor.
(3) beneficial effect
Compared with prior art, the embodiment of the present invention has the advantage that
A kind of refrigerator provided in an embodiment of the present invention, it is described for detecting by the way that position detecting module is arranged in cabinet
Whether the storage box of the bottom of box is removed；Weight detecting module is removed the rear cabinet bottom for detecting the storage box
Whether portion has weight；Main control module is connect with the position detecting module and weight detecting module；The main control module according to
The position detecting module, which detects, triggers the weight detecting module when storage box is removed, and is examined according to the weight
It surveys module and detects that the weight weight of the bottom of box is more than or equal to setting value and sends standby signal.It reminds the user that in time
The service condition for paying close attention to the storage box of refrigerator, the especially bottom of box in family takes out storage box drilling for there is child in family
The case where refrigerator can timely early warning, avoid safety accident, improve household safe.
Detailed description of the invention
The schematic illustration of connection relationship of the Fig. 1 between each module of refrigerator of the embodiment of the present invention；
Fig. 2 is the schematic diagram of refrigerator of the embodiment of the present invention；
Fig. 3 is the workflow schematic diagram of the control method of refrigerator of the embodiment of the present invention；
In figure: 1: cabinet；2: position detecting module；3: weight detecting module.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, concrete condition can be regarded and understand that above-mentioned term exists
Concrete meaning in the present invention.
As shown in Fig. 2, the embodiment of the invention provides a kind of refrigerator, including cabinet 1 and set on the storage of the bottom of box
Object box (not shown), " storage box of the bottom of box " can be understood as the undermost storage box of cabinet herein, and combine Fig. 1
It is shown, further include:
Position detecting module 2, for detecting whether the storage box is removed；
Weight detecting module 3 is removed whether the rear bottom of box has weight for detecting the storage box, e.g.
It is no to there is weight to place or press；
Main control module is connect with the position detecting module and weight detecting module；
The main control module triggers the weight when detecting that the storage box is removed according to the position detecting module 2
Detection module 3, and according to the weight detecting module 3 detect the bottom of box weight weight be more than or equal to setting value when
Send standby signal.That is, 3 ability of weight detecting module is triggered by main control module only when storage box is removed, work as storage
When object box is not removed, weight detecting module 3 is in a dormant state.When storage box is removed and the position of bottom of box original storage box
When setting the weight of place's receiving more than or equal to setting value, main control module sends standby signal.Setting value can be by user voluntarily herein
Setting, such as can be according to the weight sets itself of child in family, such as may be set to 10kg, 15kg or 20kg etc., specifically set
Definite value can independently be modified by user.
Through the foregoing embodiment, user can be reminded to pay close attention to the storage of the bottom of box of refrigerator in family, especially refrigerator in time
The service condition of object box, for occur in family the case where child takes out storage box drilling refrigerator can timely early warning, avoid
Safety accident improves household safe.
In addition, it should be noted that, storage box can be the containers such as storage drawer, fruit and vegetable box.The specific structure of storage box
Usually there is bottom plate and be disposed around front panel, rear panel, left panel and the right panel of bottom plate surrounding, furthermore can be equipped with upper cover
Plate can not also set upper cover plate.
In the present embodiment, main control module can be PLC (programmable logic controller (PLC)), single-chip microcontroller etc..
In one embodiment of the present of invention, the refrigerator further include:
Alarm module is connected to the main control module, and herein, alarm module can be set in cabinet, also can be set
Outside the enclosure, it can be selected according to specific needs；
The main control module detects that the storage box is removed the triggering weight and examines according to the position detecting module
Module is surveyed, and detects that the weight weight of the bottom of box is more than or equal to setting value and sends letter according to the weight detecting module
Number give the alarm module, by the alarm module issue alarm signal, alarm signal can be alarm song and/or alarm herein
Voice etc..It is set when the weight for detecting that storage box is removed, and bearing at the position of bottom of box original storage box is greater than or equal to
It when determining weight, is sounded an alarm by alarm module, so that member in family be reminded to check refrigerator in time in time, avoids playing due to child noisy
And bad accident occurs in refrigerator of hiding, improve home security.
In one embodiment of the present of invention, the refrigerator can also include:
User terminal module, is connected to the main control module, and herein, user terminal module can be setting in mobile phone, platform
APP (Application, third party application) in formula computer, laptop, tablet computer, electronic watch etc.；
The main control module detects that the storage box is removed the triggering weight and examines according to the position detecting module
Module is surveyed, and detects that the weight weight of the bottom of box is more than or equal to setting value and sends letter according to the weight detecting module
Number give the user terminal module, by the user terminal module display reminding information.When detecting that storage box is removed, and case
When the weight born at the position of body bottom original storage box is greater than or equal to setting weight, user is sent a signal to by main control module
Terminal module shows that abnormal prompt information occurs in refrigerator by user terminal module, to remind or notify in time member in family
It checks refrigerator in time, avoids the child of no guardian at one's side that bad accident occurs in refrigerator of hiding due to playing noisy, mention
High household safe.
Certainly, in another embodiment, alarm module and user terminal module, alarm module and user can be set simultaneously
Terminal module is connect with main control module, when detecting that storage box is removed, and is born at the position of bottom of box original storage box
Weight when being greater than or equal to setting weight, alarm module and user terminal module are sent a signal to simultaneously by main control module；One
Aspect, alarm module sound an alarm, and remind member in family to check refrigerator in time in time, on the other hand, kinsfolk can be timely
Prompt information is received, to check or notify that in time member checks refrigerator in time in other families；Pass through Redundancy Design, Neng Gouti
The reliability of high early warning.
In a specific embodiment of the invention, the position detecting module can be infrared sensor, the infrared biography
Sensor is set to the cabinet rear wall of box opening described in face and opposite with the rear panel of the storage box；It is understood that case
Body is equipped with opening, and each layer storage box is mounted in cabinet in a manner of pull from the opening of cabinet, and infrared sensor can
To be set to the cabinet rear wall of box opening face, and in order to directly sense the change in location of storage box, infrared sensing
Device is set at the position opposite with the rear panel of storage box, so that infrared sensor can be straight when storing box position changes
Connect the distance for detecting that storage box is mobile；Preferably, infrared sensor can be set to the center of the rear panel of opposite storage box
At position.
In addition, the infrared sensor can also be set to the front panel of storage box described in the opening of the cabinet and face
Side, i.e. infrared sensor be set to cabinet opening sidewalls and with the wherein side phase in the left and right sides of the front panel of storage box
Right, infrared sensor is set at the position, equally can directly detect the mobile distance of storage box, when storage box it is mobile away from
When from being equal to storage box length, main control module is sent a signal to, storage box has been taken out at this time for prompt.
When infrared sensor perception storage box is not removed, the distance of i.e. induction storage box movement is less than the length of storage box
When spending, weight detecting module and other modules are in dormant state；Feel when infrared sensor perception storage box is removed
When the distance for answering storage box mobile is more than or equal to the length of storage box, then weight detecting module starts, and has further detected whether
Weight is placed or pressing, sends a signal to master control mould when weight detecting module detects the weight of weight more than or equal to setting value
Block.
It should be noted that position detecting module of the present embodiment using infrared sensor as detection storing box position,
It is only a kind of concrete form of position detecting module, position detecting module can also directly perceive storage box for camera etc.
The other positions detection module of change in location.
In the present embodiment, the weight detecting module uses gravity sensor, and the gravity sensor is set to the cabinet
Bottom surface be used to carry at the position of the storage box, gravity sensitive implement body can be set to the bottom center of cabinet, in order to
Storage box can sense to the maximum extent after being removed is extruded or senses weight.
Further, it is also possible to be used as weight detecting module using pressure sensor etc..
In one embodiment of the present of invention, the refrigerator further include:
Power module is connected to the main control module, for being each module for power supply；
Communication module is connected to the main control module, and can be sent the standby signal of main control module by communication module
To user terminal module or it is sent to the included display module of refrigerator；Also the communication between each module may be implemented.
In one embodiment of the present of invention, the refrigerator further include:
Touch display module is connected to the main control module, for typing and display information, such as can be with typing or modification
Weight setpoint value can also show prompt messages etc., can in touch display module integral speakers, for issue report
Alert sound；
The alarm module can integrate in the touch display module.
In one embodiment of the present of invention, the refrigerator further include:
Load blocks are connected to the main control module, the load for refrigerator for example light fixture, air quantity adjustment module,
The control such as thermal module.
Another embodiment of the present invention additionally provides a kind of control method of refrigerator, as shown in Figure 3 comprising following step
It is rapid:
The taking-up signal of storage box is received, such as infrared sensor detects that storage box is removed, and by the taking-up signal
It is sent to main control module, main control module receives the taking-up signal of the storage box；
The taking-up signal is based on based on the weight for taking out signal acquisition bottom of box original storing box position, such as main control module
Gravity sensor is triggered, the weight of bottom of box original storing box position is obtained by gravity sensor；
It is greater than or equal to setting value according to weight, issues standby signal；Such as the weight got is greater than weight setpoint value,
Standby signal is then issued by main control module.
If not getting weight signal or weight being less than setting value, main control module does not issue standby signal.
In another embodiment, the standby signal of sending can first upload cloud server, then be sent by cloud server
To user terminal module and/or alarm module.
Such as message is pushed to by the user mobile phone with refrigerator binding by cloud server, whether call user's attention
It is that child plays to hide and occurs into wherein, can effectively avoid bad accident in family.
Another embodiment of the present invention additionally provides a kind of computer installation, including memory, processor and is stored in institute
The computer program that can be run on memory and on the processor is stated, the processor executes real when the computer program
The step of control method of existing refrigerator as described above.
In this embodiment it is possible to guarantee that processor runs the control method of the refrigerator, and then guarantee to the bottom of box
Storage box service condition carry out reliably monitoring.
Another embodiment of the present invention additionally provides a kind of computer readable storage medium, is stored thereon with computer journey
The step of sequence, the computer program realizes the control method of refrigerator as described above when being executed by processor.
In this embodiment, it by the way that computer program is stored in a kind of computer readable storage medium, can be realized pair
The service condition of the storage box of the bottom of box carries out reliably monitoring.
As can be seen from the above embodiments, a kind of refrigerator provided in an embodiment of the present invention, control method, computer installation and
Computer readable storage medium can monitor the service condition of the storage box of the bottom of box in real time, in time remind family in member and
When check refrigerator, avoid playing due to child noisy and bad accident occur in refrigerator of hiding.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of refrigerator, including cabinet and set on the storage box of the bottom of box, which is characterized in that further include:
Position detecting module, for detecting whether the storage box is removed；
Weight detecting module is removed whether the rear bottom of box has weight for detecting the storage box；
Main control module is connect with the position detecting module and weight detecting module；
The main control module detects that the storage box is removed the triggering weight detecting mould according to the position detecting module
Block, and detect that the weight weight of the bottom of box is more than or equal to setting value and sends prompt letter according to the weight detecting module
Number.
2. refrigerator according to claim 1, which is characterized in that further include:
Alarm module is connected to the main control module；
The main control module detects that the storage box is removed the triggering weight detecting mould according to the position detecting module
Block, and detect that the weight weight of the bottom of box is sent a signal to more than or equal to setting value according to the weight detecting module
The alarm module issues alarm signal by the alarm module.
3. refrigerator according to claim 1 or 2, which is characterized in that further include:
User terminal module, is connected to the main control module；
The main control module detects that the storage box is removed the triggering weight detecting mould according to the position detecting module
Block, and detect that the weight weight of the bottom of box is sent a signal to more than or equal to setting value according to the weight detecting module
The user terminal module, by the user terminal module display reminding information.
4. refrigerator according to claim 1, which is characterized in that the position detecting module is infrared sensor, described red
Outer sensor is set to the cabinet rear wall of box opening described in face, and opposite with the rear panel of the storage box；
Or, the infrared sensor is set to the front panel side of storage box described in the opening of the cabinet and face.
5. refrigerator according to claim 1, which is characterized in that the weight detecting module is gravity sensor, described heavy
The bottom surface that force snesor is set to the cabinet is used to carry at the position of the storage box.
6. refrigerator according to claim 1, which is characterized in that further include:
Power module, for powering for the refrigerator；
Load blocks are connected to the main control module, for controlling the load of refrigerator.
7. refrigerator according to claim 2, which is characterized in that further include:
Touch display module is connected to the main control module, for typing and display information；
The alarm module is integrated in the touch display module.
8. a kind of control method of refrigerator characterized by comprising
Receive the taking-up signal of storage box；
Based on the weight for taking out signal acquisition bottom of box original storing box position；
It is greater than or equal to setting value according to weight, issues standby signal.
9. a kind of computer installation, including memory, processor and it is stored on the memory and can be on the processor
The computer program of operation, which is characterized in that the processor is realized as claimed in claim 8 when executing the computer program
Refrigerator control method the step of.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of control method of refrigerator as claimed in claim 8 is realized when being executed by processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639562.3A CN110398129B (en) | 2019-07-16 | 2019-07-16 | Refrigerator, control method, computer device, and computer-readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639562.3A CN110398129B (en) | 2019-07-16 | 2019-07-16 | Refrigerator, control method, computer device, and computer-readable storage medium |
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| Publication Number | Publication Date |
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| CN110398129A true CN110398129A (en) | 2019-11-01 |
| CN110398129B CN110398129B (en) | 2021-03-16 |
Family
ID=68325581
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910639562.3A Active CN110398129B (en) | 2019-07-16 | 2019-07-16 | Refrigerator, control method, computer device, and computer-readable storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115342592A (en) * | 2022-08-31 | 2022-11-15 | 海信冰箱有限公司 | Refrigerator and binding method of weighing device of refrigerator |
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| US20120272675A1 (en) * | 2011-04-27 | 2012-11-01 | Shoichi Hirakawa | Human body cooling apparatus |
| EP2433072B1 (en) * | 2009-05-22 | 2014-09-10 | Arçelik Anonim Sirketi | A refrigerator comprising a shelf |
| CN205227972U (en) * | 2015-12-07 | 2016-05-11 | 美的集团股份有限公司 | Refrigerator |
| CN206094735U (en) * | 2016-10-12 | 2017-04-12 | 陈小平 | To prevent children from hide oneself drawer and refrigerator in drawer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2433072B1 (en) * | 2009-05-22 | 2014-09-10 | Arçelik Anonim Sirketi | A refrigerator comprising a shelf |
| US20120272675A1 (en) * | 2011-04-27 | 2012-11-01 | Shoichi Hirakawa | Human body cooling apparatus |
| CN202254629U (en) * | 2011-10-12 | 2012-05-30 | 南京创维电器科技有限公司 | Refrigerator with safety protection device |
| CN205227972U (en) * | 2015-12-07 | 2016-05-11 | 美的集团股份有限公司 | Refrigerator |
| CN206094735U (en) * | 2016-10-12 | 2017-04-12 | 陈小平 | To prevent children from hide oneself drawer and refrigerator in drawer |
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| CN115342592A (en) * | 2022-08-31 | 2022-11-15 | 海信冰箱有限公司 | Refrigerator and binding method of weighing device of refrigerator |
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| Publication number | Publication date |
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| CN110398129B (en) | 2021-03-16 |
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