CN113163673B - Automatic monitoring system of mine hoist - Google Patents
Automatic monitoring system of mine hoist Download PDFInfo
- Publication number
- CN113163673B CN113163673B CN202110270438.1A CN202110270438A CN113163673B CN 113163673 B CN113163673 B CN 113163673B CN 202110270438 A CN202110270438 A CN 202110270438A CN 113163673 B CN113163673 B CN 113163673B
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- Prior art keywords
- ventilation box
- box
- barrel
- side wall
- notch
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20318—Condensers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Gases (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses an automatic monitoring system of a mine hoist, which relates to the technical field of ore exploitation and comprises a cabinet body, wherein a cabinet door is arranged on the cabinet body, a plurality of mounting plates and a U-shaped ventilation box are arranged in the cabinet body, two ends of the ventilation box are connected through a partition plate, an air inlet hole and an air outlet hole are formed in the inner side walls of the two ends of the ventilation box, and a driving structure, a dehumidifying structure and a cooling structure are further arranged on the outer side wall of the ventilation box; the driving structure comprises a first notch arranged on the outer side wall of one side of the ventilation box and a first positioning hole arranged on the side wall of the cabinet body and corresponding to the first notch, wherein a first barrel penetrating through the first positioning hole is arranged in the first positioning hole, and a fan is arranged on the inner wall of the first barrel, penetrates through the first notch and is tightly attached to the inner wall of the ventilation box; the dehumidifying structure comprises a dehumidifying screen plate stretching into the ventilation box, and the cooling structure comprises a condensing pipe arranged in the ventilation box; the invention has the advantages of convenient use, temperature control effect and the like.
Description
Technical Field
The invention relates to the technical field of ore exploitation, in particular to an automatic monitoring system of a mine hoist.
Background
Along with the development of society, technological progress, automated production has become mainstream, automated production and manual control production are different in that manual control is accomplished mainly through people's eye observation and equipment control, automated production is accomplished mainly through detection and control to equipment, mine hoist safety is more and more important, mine hoist needs to monitor in the in-process of using, prevent accident, along with technological progress, elevator's monitoring system is also more and more intelligent, the fault that just can be through monitoring system to the elevator in the total control room is installed in the rack of control room, current mine control system is all in the rack of control room, with the rack is integrative, because hoist operation load is great, therefore mine hoist's detecting system also is in the high load operation state, often can appear taking place because of the condition that monitoring system is out of order, lead to handling the monitoring data of hoist, therefore this application has set up an automatic monitored control system of mine hoist.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic monitoring system for a mine hoist, which is used for solving the problem that the mine hoist monitoring system is easy to generate heat damage in the prior art described in the background art
In order to achieve the above object, the present invention provides the following technical solutions: the automatic monitoring system for the mine hoist comprises a cabinet body, wherein a cabinet door is arranged on the cabinet body, a plurality of mounting plates and a U-shaped ventilation box are arranged in the cabinet body, two ends of the ventilation box are connected through a partition plate, the ventilation box surrounds the periphery of the mounting plates, an air inlet hole and an air outlet hole are formed in the inner side walls of the two ends of the ventilation box, and a driving structure, a dehumidifying structure and a cooling structure are further arranged on the outer side wall of the ventilation box; the driving structure comprises a first notch arranged on the outer side wall of one side of the ventilation box and a first positioning hole arranged on the side wall of the cabinet body and corresponding to the first notch, wherein a first barrel penetrating through the first positioning hole is arranged in the first positioning hole, the opening end of the first barrel is anastomotic with the first notch, a fan is arranged on the inner wall of the first barrel, penetrates through the first notch and clings to the inner wall of the ventilation box, and is used for driving air in the ventilation box to flow; the dehumidification structure comprises a dehumidification screen plate stretching into the ventilation box, the cooling structure comprises a condensation pipe arranged in the ventilation box, and the condensation pipe is arranged between the fan and the dehumidification screen plate.
Preferably: the driving structure further comprises a plurality of filter screens arranged in the first barrel body, wherein the filter screens are respectively positioned at two sides of the fan and used for filtering air passing through the fan.
Preferably: the dehumidification structure further comprises a second notch arranged on the outer side wall of the ventilation box and a second positioning hole arranged on the side wall of the cabinet body and corresponding to the second notch, a second barrel penetrating through the second positioning hole is arranged in the second positioning hole, the opening end of the second barrel is matched with the second notch, and the dehumidification screen is arranged in the second barrel and is tightly attached to the inner wall of the ventilation box.
Preferably: the cabinet is characterized in that a plurality of clamping plates are respectively arranged on the outer side wall of the cabinet body in a rotating mode at positions corresponding to the first positioning holes and the second positioning holes, the clamping plates are connected with the outer side wall of the cabinet body through springs, and the clamping plates apply thrust to the first barrel body or the second barrel body under the action of the springs.
Preferably: the cooling structure is characterized by further comprising a refrigerating box arranged on the outer side wall of the cabinet body, a refrigerator and a cooling liquid box are arranged in the refrigerating box, a pump body is arranged on the outer wall of the refrigerating box, a liquid inlet pipe of the pump body is connected with the cooling liquid box, a liquid outlet pipe of the pump body is connected with one end of a condensing pipe, and the other end of the condensing pipe is connected with the cooling liquid box.
Preferably: the inner side wall of the cabinet body is also provided with a temperature sensor which is positioned in the range of the ventilation box.
Preferably: the bottom of the cabinet body is provided with a base.
The beneficial effects of adopting above technical scheme are:
the fan in the drive structure through setting up can form the air current in the box of ventilating for the air in the box of ventilating flows into the inboard within range of the box of ventilating once more after filtering, dehumidification, cooling, cools down the electrical components on the mounting panel, and can realize intelligent control through the temperature sensor who sets up, reduces external pollution and the influence to the cabinet body.
Drawings
Fig. 1 is a front view of an automated monitoring system for a mine hoist according to the present invention.
Fig. 2 is a schematic structural view of the cabinet of the present invention.
Fig. 3 is a rear view of the cabinet of the present invention.
Wherein: the cabinet body 10, the cabinet door 11, the base 12, the mounting plate 20, the ventilation box 30, the air inlet hole 31, the air outlet hole 32, the partition 33, the driving structure 40, the first notch 41, the first positioning hole 42, the first barrel 43, the fan 44, the filter screen 45, the clamping plate 46, the spring 47, the dehumidifying structure 50, the second notch 51, the second positioning hole 52, the second barrel 53, the dehumidifying screen 54, the cooling structure 60, the refrigerating box 61, the cooling liquid box 62, the refrigerator 63, the condensing tube 64, the pump body 65 and the temperature sensor 70.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
1-3, in this embodiment, a mine hoist automation monitoring system includes a cabinet body 10, a cabinet door 11 is provided on the cabinet body 10, a plurality of mounting plates 20 and a U-shaped ventilation box 30 are provided in the cabinet body 10, two ends of the ventilation box 30 are connected through a partition 33, the ventilation box 30 surrounds the periphery of the mounting plates 20, an air inlet hole 31 and an air outlet hole 32 are provided on inner side walls of two ends of the ventilation box 30, and a driving structure 40, a dehumidifying structure 50 and a cooling structure 60 are further provided on outer side walls of the ventilation box 30; the driving structure 40 comprises a first notch 41 arranged on the outer side wall of one side of the ventilation box 30 and a first positioning hole 42 arranged on the side wall of the cabinet body 10 and corresponding to the first notch 41, wherein a first barrel body 43 penetrating through the first positioning hole 42 is arranged in the first positioning hole 42, the opening end of the first barrel body 43 is matched with the first notch 41, a fan 44 is arranged on the inner wall of the first barrel body 43, and the fan 44 penetrates through the first notch 41 and is clung to the inner wall of the ventilation box 30 for driving air in the ventilation box 30 to flow; the dehumidification structure 50 includes a dehumidification screen 54 extending into the breather box 30, and the cooling structure 60 includes a condenser tube 64 disposed within the breather box 30, the condenser tube 64 being between the blower 44 and the dehumidification screen 54.
Preferably: the driving structure 40 further includes a plurality of filter screens 45 disposed in the first barrel 43, where the plurality of filter screens 45 are respectively located at two sides of the fan 44, and are used for filtering air passing through the fan 44.
Preferably: the dehumidifying structure 50 further comprises a second notch 51 arranged on the outer side wall of the ventilation box 30, and a second positioning hole 52 arranged on the side wall of the cabinet body 10 and corresponding to the second notch 51, a second barrel body 53 penetrating through the second positioning hole 52 is arranged in the second positioning hole 52, the opening end of the second barrel body 53 is matched with the second notch 51, and the dehumidifying screen 54 is arranged in the second barrel body 53 and is tightly attached to the inner wall of the ventilation box 30.
Preferably: the outer side wall of the cabinet 10 is provided with a plurality of clamping plates 46 in a rotating manner at positions corresponding to the first positioning holes 42 and the second positioning holes 52, the clamping plates 46 are connected with the outer side wall of the cabinet 10 through springs 47, and the clamping plates 46 apply thrust to the first barrel 43 or the second barrel 53 under the action of the springs 47.
Preferably: the cooling structure 60 further comprises a refrigeration box 61 arranged on the outer side wall of the cabinet body 10, a refrigerator 63 and a cooling liquid box 62 are arranged in the refrigeration box 61, a pump body 65 is arranged on the outer wall of the refrigeration box 61, a liquid inlet pipe of the pump body 65 is connected with the cooling liquid box 62, a liquid outlet pipe is connected with one end of a condensation pipe 64, and the other end of the condensation pipe 64 is connected with the cooling liquid box 62.
Preferably: a temperature sensor 70 is also provided on the inside wall of the cabinet 10, and the temperature sensor 70 is located within the range of the ventilation box 30.
Preferably: the bottom of the cabinet 10 is provided with a base 12.
Specific implementation of this embodiment:
when the temperature sensor 70 is used, the temperature in the cabinet 10 can be sensed, when the temperature is greater than a set value, the fan 44 is started, the fan 44 introduces wind in the ventilation box 30 into the range enclosed by the ventilation box 30 and the partition plate 33 through the air inlet hole 31, cools the electrical components on the mounting plate 20, then the carried hot air flows out from the air outlet hole 32, and is filtered by the filter screen 45, cooled by the condenser pipe 64 and dehumidified by the dehumidification screen 54, and then the hot air is sent into the range enclosed by the ventilation box 30 and the partition plate 33 again;
the condenser pipe 64 circulates the cooling liquid in the cooling liquid tank 62 through the pump body 65, and cools the cooling liquid through the refrigerator 63, so that the temperature of the gas flowing in the ventilation box 30 can be effectively controlled;
the spring 47 is stretched through rotating the clamping plate 46 in this application, can take out in first staving 43, second staving 53 follow first locating hole 42, second locating hole 52 respectively, can change filter screen 45, fan 44 maintains, dehumidifies the otter board 54 and changes for the use of this application is more nimble.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present invention.
Claims (4)
1. The utility model provides a mine is with automatic monitored control system of lifting machine, includes the cabinet body, be provided with cabinet door, its characterized in that on the cabinet body: a plurality of mounting plates and a U-shaped ventilation box are arranged in the cabinet body, two ends of the ventilation box are connected through a partition board, the ventilation box surrounds the periphery of the mounting plates, an air inlet hole and an air outlet hole are formed in the inner side walls of the two ends of the ventilation box, and a driving structure, a dehumidifying structure and a cooling structure are further arranged on the outer side wall of the ventilation box; the driving structure comprises a first notch arranged on the outer side wall of one side of the ventilation box and a first positioning hole arranged on the side wall of the cabinet body and corresponding to the first notch, wherein a first barrel penetrating through the first positioning hole is arranged in the first positioning hole, the opening end of the first barrel is anastomotic with the first notch, a fan is arranged on the inner wall of the first barrel, penetrates through the first notch and clings to the inner wall of the ventilation box, and is used for driving air in the ventilation box to flow; the dehumidifying structure comprises a dehumidifying screen plate stretching into the ventilation box, the cooling structure comprises a condensing pipe arranged in the ventilation box, and the condensing pipe is arranged between the fan and the dehumidifying screen plate;
the driving structure further comprises a plurality of filter screens arranged in the first barrel body, wherein the filter screens are respectively positioned at two sides of the fan and used for filtering air passing through the fan;
the dehumidifying structure further comprises a second notch arranged on the outer side wall of the ventilation box and a second positioning hole arranged on the side wall of the cabinet body and corresponding to the second notch, a second barrel penetrating through the second positioning hole is arranged in the second positioning hole, the opening end of the second barrel is matched with the second notch, and the dehumidifying screen is arranged in the second barrel and is tightly attached to the inner wall of the ventilation box;
the clamping plates are respectively rotatably arranged on the outer side wall of the cabinet body at positions corresponding to the first positioning holes and the second positioning holes, and are connected with the outer side wall of the cabinet body through springs, and the clamping plates apply thrust to the first barrel body or the second barrel body under the action of the springs;
the spring is stretched by rotating the clamping plates, the first barrel body and the second barrel body can be taken out from the first positioning hole and the second positioning hole respectively, and the filter screen can be replaced, the fan can be maintained, and the dehumidifying screen can be replaced.
2. The automatic monitoring system of a mine hoist according to claim 1, wherein the cooling structure further comprises a refrigerating box arranged on the outer side wall of the cabinet body, a refrigerator and a cooling liquid box are arranged in the refrigerating box, a pump body is arranged on the outer wall of the refrigerating box, a liquid inlet pipe of the pump body is connected with the cooling liquid box, a liquid outlet pipe of the pump body is connected with one end of a condensing pipe, and the other end of the condensing pipe is connected with the cooling liquid box.
3. The automatic monitoring system for mine hoists as set forth in claim 2, wherein a temperature sensor is further provided on the inner side wall of the cabinet, and the temperature sensor is located in the range of the ventilation box.
4. The automatic monitoring system for mine hoists as in claim 1, wherein a base is provided at the bottom of the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110270438.1A CN113163673B (en) | 2021-03-12 | 2021-03-12 | Automatic monitoring system of mine hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110270438.1A CN113163673B (en) | 2021-03-12 | 2021-03-12 | Automatic monitoring system of mine hoist |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113163673A CN113163673A (en) | 2021-07-23 |
| CN113163673B true CN113163673B (en) | 2023-08-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110270438.1A Active CN113163673B (en) | 2021-03-12 | 2021-03-12 | Automatic monitoring system of mine hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113163673B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010144989A (en) * | 2008-12-18 | 2010-07-01 | Panasonic Corp | Outdoor unit of air conditioner |
| WO2015117521A1 (en) * | 2014-08-25 | 2015-08-13 | 中兴通讯股份有限公司 | Refrigerating system and data centre system |
| CN107824557A (en) * | 2017-12-25 | 2018-03-23 | 成都叶舟科技有限公司 | A kind of computer mainframe internal dust arrester |
| WO2018055480A1 (en) * | 2016-09-26 | 2018-03-29 | New Asia Far East Ltd | Dehumidifying apparatus for storage cabinet and damp proofing storage cabinet therewith |
| WO2018107644A1 (en) * | 2016-12-15 | 2018-06-21 | 艾默生网络能源有限公司 | Cabinet, and cooling control system, method and device therefor |
| JP3217822U (en) * | 2018-05-09 | 2018-09-06 | 株式会社エンゼル産業 | Honeycomb box ventilation insulation box |
| CN109874277A (en) * | 2019-03-16 | 2019-06-11 | 淮安信息职业技术学院 | Intelligent heat dissipation computer cluster cabinet |
| CN209119646U (en) * | 2018-12-27 | 2019-07-16 | 苏州楚翰真空科技有限公司 | A kind of one two type power control cabinets of control of soldering oven |
| CN110768143A (en) * | 2019-11-29 | 2020-02-07 | 南京艾通电气有限公司 | Reactive compensation cabinet with dehumidification function |
| JP6735982B1 (en) * | 2020-03-14 | 2020-08-05 | ▲うぇい▼坊学院 | Deformable computer protection box structure |
| CN211405188U (en) * | 2019-11-07 | 2020-09-01 | 正力电气科技股份有限公司 | Switch cabinet bus chamber dehumidifying device |
| CN212211805U (en) * | 2020-07-03 | 2020-12-22 | 泉州经贸职业技术学院 | Computer cabinet with dehumidification function |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004028740B4 (en) * | 2004-06-14 | 2007-09-27 | Lisa Dräxlmaier GmbH | Combined cooling / air conditioning system for motor vehicles |
| US9897336B2 (en) * | 2009-10-30 | 2018-02-20 | Gilbert S. Staffend | High efficiency air delivery system and method |
-
2021
- 2021-03-12 CN CN202110270438.1A patent/CN113163673B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010144989A (en) * | 2008-12-18 | 2010-07-01 | Panasonic Corp | Outdoor unit of air conditioner |
| WO2015117521A1 (en) * | 2014-08-25 | 2015-08-13 | 中兴通讯股份有限公司 | Refrigerating system and data centre system |
| WO2018055480A1 (en) * | 2016-09-26 | 2018-03-29 | New Asia Far East Ltd | Dehumidifying apparatus for storage cabinet and damp proofing storage cabinet therewith |
| WO2018107644A1 (en) * | 2016-12-15 | 2018-06-21 | 艾默生网络能源有限公司 | Cabinet, and cooling control system, method and device therefor |
| CN107824557A (en) * | 2017-12-25 | 2018-03-23 | 成都叶舟科技有限公司 | A kind of computer mainframe internal dust arrester |
| JP3217822U (en) * | 2018-05-09 | 2018-09-06 | 株式会社エンゼル産業 | Honeycomb box ventilation insulation box |
| CN209119646U (en) * | 2018-12-27 | 2019-07-16 | 苏州楚翰真空科技有限公司 | A kind of one two type power control cabinets of control of soldering oven |
| CN109874277A (en) * | 2019-03-16 | 2019-06-11 | 淮安信息职业技术学院 | Intelligent heat dissipation computer cluster cabinet |
| CN211405188U (en) * | 2019-11-07 | 2020-09-01 | 正力电气科技股份有限公司 | Switch cabinet bus chamber dehumidifying device |
| CN110768143A (en) * | 2019-11-29 | 2020-02-07 | 南京艾通电气有限公司 | Reactive compensation cabinet with dehumidification function |
| JP6735982B1 (en) * | 2020-03-14 | 2020-08-05 | ▲うぇい▼坊学院 | Deformable computer protection box structure |
| CN212211805U (en) * | 2020-07-03 | 2020-12-22 | 泉州经贸职业技术学院 | Computer cabinet with dehumidification function |
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| CN113163673A (en) | 2021-07-23 |
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