CN113015375A - Inverter convenient to replace for solar energy - Google Patents
Inverter convenient to replace for solar energy Download PDFInfo
- Publication number
- CN113015375A CN113015375A CN202110229843.9A CN202110229843A CN113015375A CN 113015375 A CN113015375 A CN 113015375A CN 202110229843 A CN202110229843 A CN 202110229843A CN 113015375 A CN113015375 A CN 113015375A
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- Prior art keywords
- shell
- inverter
- block
- fixedly connected
- spring
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- 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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- 230000017525 heat dissipation Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000002274 desiccant Substances 0.000 claims description 3
- -1 polyethylene structure Polymers 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- 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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20509—Multiple-component heat spreaders; Multi-component heat-conducting support plates; Multi-component non-closed heat-conducting structures
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inverter Devices (AREA)
Abstract
The invention relates to the technical field of inverters, in particular to a solar inverter convenient to replace, which comprises a shell and an inverter, wherein the upper end of the shell is rotatably connected with a shell cover through a hinge, the bottom of the inner side of the shell is fixedly provided with a base, the inner side of the base is fixedly provided with a filter plate, the inverter is placed on the upper end surface of the filter plate, the lower surface of the shell cover is fixedly provided with a buffer piece, two opposite surfaces outside the shell are fixedly provided with a heat dissipation plate, the surface of the heat dissipation plate far away from the shell is fixedly provided with a heat dissipation fin, the other two opposite surfaces of the shell are fixedly provided with anti-collision pieces, the buffer piece comprises a fixed column, a linkage block, a first spring, a butting block and a connecting block, the inner sides of the upper end part and the lower end part of the fixed column are provided with a cavity, the inverter has good use effect and is worth popularizing.
Description
Technical Field
The invention relates to the technical field of inverters, in particular to a solar inverter convenient to replace.
Background
The inverter converts direct current electric energy into alternating current and consists of an inverter bridge, control logic and a filter circuit. However, the existing inverter used for being connected with solar energy is troublesome to disassemble and assemble, and needs to be positioned and the like during installation, so that the installation consumes long time, and is not beneficial to personnel to maintain and repair the inverter.
Disclosure of Invention
The invention aims to solve the defects that the solar inverter is inconvenient to install and maintain and easy to damage in the prior art, and provides a solar inverter convenient to replace.
In order to achieve the purpose, the invention adopts the following technical scheme:
the inverter for solar energy convenient to replace is designed, and comprises a shell and an inverter, wherein the upper end of the shell is rotatably connected with a shell cover through a hinge, the bottom of the inner side of the shell is fixedly provided with a base, the inner side of the base is fixedly provided with a filter plate, the inverter is placed on the upper end surface of the filter plate, the lower surface of the shell cover is fixedly provided with a buffer piece, two opposite surfaces outside the shell are fixedly provided with a heat dissipation plate, the surface of the heat dissipation plate, which is far away from the shell, is fixedly provided with a cooling fin, and the other two opposite surfaces of the;
the buffer piece comprises a fixed column, a linkage block, a first spring, a resisting block and a connecting block, wherein a cavity is formed in the inner sides of the upper end part and the lower end part of the fixed column, the linkage block is movably arranged in the cavity up and down, the surface, close to each other, of the linkage block is fixedly connected with one end of the first spring, the other end of the first spring is fixedly connected with the surface of the inner wall of the cavity, the surface, far away from each other, of the linkage block is fixedly connected with the connecting block, the upper end of the connecting block extends to the upper part of the fixed column and is fixedly connected with the lower surface of the shell cover, and the lower end of the connecting block extends to the lower part;
the anti-collision piece comprises a support plate, a fixed rod, a movable block, a second spring and a connecting rod, wherein the inner side of the surface of the shell is provided with an installation cavity, the movable block is arranged in the installation cavity in a sliding mode, one end of the movable block is fixedly connected with one end of the second spring, the other end of the second spring is fixedly connected with the inner wall of the installation cavity in a surface mode, the other end of the movable block is fixedly connected with one end of the fixed rod, the other end of the fixed rod extends to the outer side of the shell and is fixedly connected with the support plate, the end of the support plate is fixedly provided with the connecting rod, the surface of the shell is provided with.
Preferably, a cushion pad is fixedly adhered to the lower end of the abutting block, and the cushion pad can abut against the upper end face of the inverter.
Preferably, through holes are uniformly formed in the surface of the filter plate, a gap exists between the filter plate and the bottom of the base, and a drying agent block is placed at the bottom of the base.
Preferably, the threading piece includes solid fixed ring, gu fixed ring fixed mounting in casing bottom one side, gu fixed ring is the equal fixed mounting in both ends inside from top to bottom has the gasket, the gasket is the circumference array by a plurality of fan-shaped pieces and arranges and constitute.
Preferably, the sealing sheet is internally made of polyethylene structure.
Preferably, a mounting lug is fixedly mounted on the outer side surface of the shell and below the heat dissipation plate.
Preferably, a handle is fixedly mounted on the upper surface of the shell cover.
Preferably, the upper end of the base is fixedly adhered to the end part contacted with the inverter to form a protective pad, and the protective pad is made of a rubber structure.
The inverter for solar energy, which is convenient to replace, has the beneficial effects that: when the sealing cover is closed, the abutting block and the inverter are abutted with each other, the first spring is compressed, and the top of the inverter is subjected to elastic supporting force, so that the stability of the inverter after installation can be ensured, the use is convenient, the buffer piece can adapt to different sizes of the inverter, and meanwhile, the adjustment is not needed in the installation process, the installation convenience is high, and the replacement of the inverter is convenient; when the extension board receives the collision extrusion, the extension board can drive the dead lever and remove, and the dead lever can drive the movable block and extrude the second spring, and the second spring can receive the extrusion, can let the extension board have elastic buffer's effect like this for this dc-to-ac converter both sides have the effect of fine anticollision buffering, improve the guard action to the dc-to-ac converter.
Drawings
Fig. 1 is a schematic structural diagram of a solar inverter convenient to replace according to the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A in FIG. 1 of a solar inverter according to the present invention;
fig. 3 is an enlarged schematic structural diagram at B in fig. 1 of an inverter for solar power, which is provided by the present invention and is convenient to replace;
FIG. 4 is a cross-sectional schematic view of the feedthrough of FIG. 3 of an easily replaceable solar inverter according to the present invention;
fig. 5 is an enlarged schematic structural diagram of the inverter for solar energy according to the present invention, which is shown at C in fig. 2.
In the figure: the device comprises a shell 1, a shell cover 2, a buffer piece 3, a fixing column 31, a cavity 32, a linkage block 33, a first spring 34, a butting block 35, a cushion pad 36, a connecting block 37, an inverter 4, a threading piece 5, a fixing ring 51, a sealing piece 52, a base 6, a drying agent block 7, a filter plate 8, an anti-collision piece 9, a support plate 91, a mounting cavity 92, a fixing rod 93, a movable block 94, a second spring 95, a groove 96, a connecting rod 97, a mounting lug 10, a heat dissipation plate 11, a heat dissipation sheet 12, a protection pad 13 and a handle 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-5, a solar inverter convenient to replace comprises a shell 1 and an inverter 4, wherein the inverter 4 is an inverter used for being connected with solar energy in the prior art, the upper end of the shell 1 is rotatably connected with a shell cover 2 through a hinge, a handle 14 is fixedly arranged on the upper surface of the shell cover 2, the shell cover 2 is convenient to open through the handle 14, so that the inverter can be conveniently replaced, a base 6 is fixedly arranged at the bottom of the inner side of the shell 1, a filter plate 8 is fixedly arranged at the inner side of the base 6, the inverter 4 is arranged on the upper end surface of the filter plate 8, through holes are uniformly formed in the surface of the filter plate 8, a gap exists between the bottom of the filter plate 8 and the bottom of the.
The fixed tip of pasting of 6 upper ends of base and inverter 4 contact is equipped with protection pad 13, protection pad 13 is inside to be made by rubber construction, can play the effect of antiskid and protection through protection pad 13, inverter 4 places on filter plate 8, be equipped with the through-hole on the filter plate 8, can improve the radiating effect of inverter 4 bottom through the through-hole, can avoid inverter 4 bottom to save too much heat like this, prevent to influence performance, can guarantee through drier piece 7 that 1 is inside to keep dry of casing, it is impaired to avoid 1 inside humidity of casing to cause the dc-to-ac converter.
Surface fixed mounting has bolster 3 under 2 of cap, 1 outside two relative fixed surface of casing have heating panel 11, heating panel 11 keeps away from the fixed surface of casing 1 and installs fin 12, can dispel the heat to 1 inside of casing through heating panel 11 and fin 12, in-process when the inverter is using, can be because of the influence of operating time or external environment, it is higher to lead to its inside temperature, through heating panel 11 and fin 12 can be fine with the inside heat effluvium of casing 1, and casing 1 can also carry out good protection to the inverter, 1 outside surface of casing is located heating panel 11 below fixed mounting and is had installation ear 10, be convenient for install fixedly casing 1 through installation ear 10, it is convenient to install.
The buffer member 3 comprises a fixed column 31, a linkage block 33, a first spring 34, a resisting block 35 and a connecting block 37, a cavity 32 is arranged on the inner side of the upper end and the lower end of the fixed column 31, the linkage block 33 is movably arranged in the cavity 32 up and down, the surface of the linkage block 33 close to each other is fixedly connected with one end of the first spring 34, the other end of the first spring 34 is fixedly connected with the surface of the inner wall of the cavity 32, the surface of the linkage block 33 far away from each other is fixedly connected with the connecting block 37, the upper end of the connecting block 31 extends to the upper side of the fixed column 31 and is fixedly connected with the lower surface of the shell cover 2, the lower end of the connecting block 31 extends to the lower side of the fixed column 31 and is fixedly connected with the resisting block 35, a cushion pad 36 is fixedly adhered to the lower end of the resisting block 35, the cushion pad 36 can be contacted with the upper end surface of the inverter 4, support piece 35 and mutual conflict of dc-to-ac converter 4, first spring 34 is compressed, and 4 tops of dc-to-ac converter receive elastic support power, both can guarantee the stability after 4 installations of dc-to-ac converter, and still convenient to use, bolster 3 can adapt to according to the different size of 4 dc-to-ac converters, still need not adjust at the in-process of installation simultaneously, and the installation convenience is high, is convenient for change 4 dc-to-ac converter.
The other two opposite surfaces of the shell 1 are fixedly provided with an anti-collision piece 9, the anti-collision piece 9 comprises a support plate 91, a fixed rod 93, a movable block 94, a second spring 95 and a connecting rod 97, the inner side of the surface of the shell 1 is provided with a mounting cavity 92, the movable block 94 is arranged in the mounting cavity 92 in a sliding manner, one end of the movable block 94 is fixedly connected with one end of the second spring 95, the other end of the second spring 95 is fixedly connected with the inner wall surface of the mounting cavity 92, the other end of the movable block 94 is fixedly connected with one end of the fixed rod 93, the other end of the fixed rod 93 extends out of the shell 1 and is fixedly connected with the support plate 91, the end part of the support plate 91 is fixedly provided with the connecting rod 97, the surface of the shell 1 is provided with a groove 96, the end part of the connecting rod 97 extends into the groove 96, when the support plate 91 is, therefore, the support plate 91 has the function of elastic buffering, so that the two sides of the inverter 4 have good anti-collision buffering functions, and the protection effect on the inverter 4 is improved.
Example 2
Referring to fig. 3-4, as another preferred embodiment of the present invention, on the basis of embodiment 1, the threading member 5 includes a fixing ring 51, the fixing ring 51 is fixedly installed at one side of the bottom of the housing 1, sealing pieces 52 are fixedly installed inside both upper and lower ends of the fixing ring 51, the sealing pieces 52 are formed by a plurality of fan-shaped pieces arranged in a circumferential array, the sealing pieces 52 are made of polyethylene, during the use of the inverter, there are connected power lines, etc., the power lines pass through the fixing ring 51, and then the sealing pieces 52 can protect the power lines, which can prevent the abrasion between the power lines and the fixing ring 51 and prevent external dust from entering the housing 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The inverter convenient to replace for solar energy is characterized by comprising a shell (1) and an inverter (4), wherein the upper end of the shell (1) is rotatably connected with a shell cover (2) through a hinge, a base (6) is fixedly installed at the bottom of the inner side of the shell (1), a filter plate (8) is fixedly installed at the inner side of the base (6), the inverter (4) is placed on the upper end face of the filter plate (8), a buffer piece (3) is fixedly installed on the lower surface of the shell cover (2), two opposite surfaces of the outer part of the shell (1) are fixedly provided with a heat dissipation plate (11), the heat dissipation plate (11) is far away from the surface of the shell (1) and is fixedly provided with a cooling fin (12), and two other opposite surfaces of the shell (1) are fixedly provided;
the buffer piece (3) comprises a fixing column (31), a linkage block (33), a first spring (34), a resisting block (35) and a connecting block (37), wherein cavities (32) are formed in the inner sides of the upper end part and the lower end part of the fixing column (31), the linkage block (33) is movably arranged in the cavities (32) up and down, the surfaces, close to each other, of the linkage blocks (33) are fixedly connected with one end of the first spring (34), the other end of the first spring (34) is fixedly connected with the surface of the inner wall of the cavity (32), the surfaces, far away from each other, of the linkage blocks (33) are fixedly connected with the connecting block (37), the upper end of the connecting block (31) extends to the upper part of the fixing column (31) and is fixedly connected with the lower surface of the shell cover (2), and the lower end of the connecting block (31) extends to the lower part of the fixing column (31) and is fixedly connected with;
the anti-collision piece (9) comprises a support plate (91), a fixed rod (93), a movable block (94), a second spring (95) and a connecting rod (97), an installation cavity (92) is formed in the inner side of the surface of the shell (1), the movable block (94) is arranged in the installation cavity (92) in a sliding mode, one end of the movable block (94) is fixedly connected with one end of the second spring (95), the other end of the second spring (95) is fixedly connected with the surface of the inner wall of the mounting cavity (92), the other end of the movable block (94) is fixedly connected with one end of the fixed rod (93), the other end of the fixed rod (93) extends to the outer side of the shell (1) and is fixedly connected with the support plate (91), the end part of the support plate (91) is fixedly provided with a connecting rod (97), the surface of the shell (1) is provided with a groove (96), and the end part of the connecting rod (97) extends into the groove (96).
2. The solar inverter convenient to replace according to claim 1, wherein a cushion pad (36) is fixedly adhered to the lower end of the abutting block (35), and the cushion pad (36) can abut against the upper end face of the inverter (4).
3. The inverter for solar energy is characterized in that through holes are uniformly formed in the surface of the filter plate (8), a gap exists between the filter plate (8) and the bottom of the base (6), and a desiccant block (7) is placed at the bottom of the base (6).
4. The inverter for solar energy is characterized in that the threading member (5) comprises a fixing ring (51), the fixing ring (51) is fixedly installed on one side of the bottom of the shell (1), sealing sheets (52) are fixedly installed inside the upper end and the lower end of the fixing ring (51), and the sealing sheets (52) are formed by a plurality of fan-shaped sheets in a circumferential array.
5. An easily replaceable solar inverter as claimed in claim 1, characterized in that the interior of the sealing sheet (52) is made of polyethylene structure.
6. The solar inverter easy to replace of claim 1, wherein the outer surface of the shell (1) is fixedly provided with mounting lugs (10) below the heat dissipation plate (11).
7. An easily replaceable solar inverter as claimed in claim 1, characterized in that the cover (2) is provided with a handle (14) fixed to its upper surface.
8. The solar inverter convenient to replace according to claim 1, wherein a protective pad (13) is fixedly adhered to the end part of the upper end of the base (6) contacting with the inverter (4), and the interior of the protective pad (13) is made of a rubber structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110229843.9A CN113015375A (en) | 2021-03-02 | 2021-03-02 | Inverter convenient to replace for solar energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110229843.9A CN113015375A (en) | 2021-03-02 | 2021-03-02 | Inverter convenient to replace for solar energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113015375A true CN113015375A (en) | 2021-06-22 |
Family
ID=76402294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110229843.9A Pending CN113015375A (en) | 2021-03-02 | 2021-03-02 | Inverter convenient to replace for solar energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113015375A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115360887A (en) * | 2022-10-18 | 2022-11-18 | 苏州市万松电气有限公司 | Inverter shell |
| CN117767772A (en) * | 2024-02-22 | 2024-03-26 | 深圳市耐斯特能源科技有限公司 | Photovoltaic energy storage inverter with self-protection limiting function |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205945362U (en) * | 2016-08-19 | 2017-02-08 | 浙江朝舜机电有限公司 | Take water joint's motor |
| CN210109672U (en) * | 2019-07-06 | 2020-02-21 | 灵真悟见信息技术江苏有限公司 | Data acquisition unit with prevent falling shock-absorbing function |
| CN210537196U (en) * | 2019-07-15 | 2020-05-15 | 无锡辉瑞达科技有限公司 | Novel electromechanical device's heat dissipation protection device |
| CN210839622U (en) * | 2019-12-07 | 2020-06-23 | 罗洋 | Intelligent network router structure with anti-falling function |
| CN211266776U (en) * | 2019-12-19 | 2020-08-14 | 陕西蓝海电气有限公司 | Inversion energy storage power supply convenient to use |
| CN211630573U (en) * | 2020-01-17 | 2020-10-02 | 闻道在线(北京)教育科技有限公司 | Network safety protection device |
| CN211959050U (en) * | 2020-05-26 | 2020-11-17 | 深圳市兴中科电源科技有限公司 | High-power switching power supply |
| CN212162823U (en) * | 2020-04-21 | 2020-12-15 | 云南朔铭电力工程有限公司 | Grid-connected inverter |
-
2021
- 2021-03-02 CN CN202110229843.9A patent/CN113015375A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205945362U (en) * | 2016-08-19 | 2017-02-08 | 浙江朝舜机电有限公司 | Take water joint's motor |
| CN210109672U (en) * | 2019-07-06 | 2020-02-21 | 灵真悟见信息技术江苏有限公司 | Data acquisition unit with prevent falling shock-absorbing function |
| CN210537196U (en) * | 2019-07-15 | 2020-05-15 | 无锡辉瑞达科技有限公司 | Novel electromechanical device's heat dissipation protection device |
| CN210839622U (en) * | 2019-12-07 | 2020-06-23 | 罗洋 | Intelligent network router structure with anti-falling function |
| CN211266776U (en) * | 2019-12-19 | 2020-08-14 | 陕西蓝海电气有限公司 | Inversion energy storage power supply convenient to use |
| CN211630573U (en) * | 2020-01-17 | 2020-10-02 | 闻道在线(北京)教育科技有限公司 | Network safety protection device |
| CN212162823U (en) * | 2020-04-21 | 2020-12-15 | 云南朔铭电力工程有限公司 | Grid-connected inverter |
| CN211959050U (en) * | 2020-05-26 | 2020-11-17 | 深圳市兴中科电源科技有限公司 | High-power switching power supply |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115360887A (en) * | 2022-10-18 | 2022-11-18 | 苏州市万松电气有限公司 | Inverter shell |
| CN117767772A (en) * | 2024-02-22 | 2024-03-26 | 深圳市耐斯特能源科技有限公司 | Photovoltaic energy storage inverter with self-protection limiting function |
| CN117767772B (en) * | 2024-02-22 | 2024-04-30 | 深圳市耐斯特能源科技有限公司 | Photovoltaic energy storage inverter with self-protection limiting function |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20210622 |