CN108541174B - Electric vehicle controller with good waterproof performance - Google Patents
Electric vehicle controller with good waterproof performance Download PDFInfo
- Publication number
- CN108541174B CN108541174B CN201810549664.1A CN201810549664A CN108541174B CN 108541174 B CN108541174 B CN 108541174B CN 201810549664 A CN201810549664 A CN 201810549664A CN 108541174 B CN108541174 B CN 108541174B
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- Prior art keywords
- waterproof
- electric vehicle
- pcb
- vehicle controller
- clamping
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- 238000007789 sealing Methods 0.000 claims abstract description 32
- 230000001681 protective effect Effects 0.000 claims abstract description 27
- 239000004020 conductor Substances 0.000 claims abstract 4
- 239000010426 asphalt Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 11
- 230000007246 mechanism Effects 0.000 abstract description 4
- 230000004888 barrier function Effects 0.000 description 10
- 239000000428 dust Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- NMWSKOLWZZWHPL-UHFFFAOYSA-N 3-chlorobiphenyl Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1 NMWSKOLWZZWHPL-UHFFFAOYSA-N 0.000 description 1
- 101001082832 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) Pyruvate carboxylase 2 Proteins 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
- H05K5/06—Hermetically-sealed casings
- H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
-
- 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
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Casings For Electric Apparatus (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses an electric vehicle controller with good waterproof performance, which comprises a protective shell, wherein a PCB (printed circuit board) is adhered to the inner cavity of the protective shell, locking screws are arranged on four sides of the PCB in a threaded manner, a control conductor bundle is electrically connected to the PCB, an insulating wire sleeve is inserted into one side of the control conductor bundle, clamping grooves are symmetrically formed in the bottom of the inner cavity of the protective shell, a waterproof jacket is clamped in the clamping grooves, one side of the waterproof jacket is clamped at the top end part of the PCB, and a clamping piece is arranged on the left side of the protective shell. This electric vehicle controller that waterproof performance is good through setting up the sealing mechanism that water-proof effects is good, can prevent effectively inside entering controller such as rainwater from causing the damage to the inside electric elements of controller, has also protected the control wire simultaneously, prevents that the wire from meeting water and taking place phenomenons such as short circuit to the drawback that current electric vehicle controller water-proof effects is poor has been solved.
Description
Technical Field
The invention relates to the technical field of electric vehicle parts, in particular to an electric vehicle controller with good waterproof performance.
Background
The electric vehicle controller is a core control device used for controlling the starting, running, advancing and retreating, speed and stopping of a motor of an electric vehicle and other electronic devices of the electric vehicle, is like the brain of the electric vehicle, and is an important part on the electric vehicle. At present, electric vehicles mainly include electric bicycles, electric motorcycles, electric tricycles, electric quadricycles, battery cars, and the like, and electric vehicle controllers have different performances and characteristics due to different vehicle types.
At present, the existing electric vehicle controller is externally connected with various control wires, so that the sealing performance of the controller is poor, the electric vehicle controller is easily affected by damp when the electric vehicle runs in rainy days, the electric elements in the controller are affected, and the controller is scrapped when the electric vehicle is severe.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects in the prior art, the invention provides the electric vehicle controller with good waterproof performance, and solves the problem that the existing electric vehicle controller is poor in waterproof performance.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an electric vehicle controller with good waterproof performance comprises a protective shell, wherein a PCB (printed circuit board) is adhered to an inner cavity of the protective shell, locking screws are arranged on four sides of the PCB in a threaded manner, a control lead bundle is electrically connected to the PCB, an insulating wire sleeve is inserted into one side of the control lead bundle, clamping grooves are symmetrically formed in the bottom of the inner cavity of the protective shell, a waterproof jacket is clamped in the clamping grooves, one side of the waterproof jacket is clamped at the top end of the PCB, a clamping piece is arranged on the left side of the protective shell, threaded holes are symmetrically formed in the left side of the protective shell and are respectively positioned on the front side and the rear side of the clamping piece, a sealing end cover is clamped on the left side of the clamping piece, trapezoidal grooves are formed in the front side and the rear side of the sealing end cover, clamping bolts are installed in the trapezoidal grooves in a threaded manner, logical groove has been seted up on protecting sheathing's right side, it has the rubber mantle to lead to the inslot joint, one side of rubber mantle cup joints each other with the right side of insulated wire cover, waterproof cover has been cup jointed to one side that the insulated wire cover was kept away from to the rubber mantle, the pitch layer has been cup jointed on the inner wall of rubber mantle, the heat dissipation layer has been cup jointed on the inner wall on pitch layer, the port has been seted up on waterproof cover's right side, it has the dust gauze pad to paste on the inner wall that waterproof cover is close to the port, the water barrier is installed to the inner chamber of waterproof cover, and the water barrier with predetermine the clearance between the dust gauze pad.
Preferably, a sponge block is filled in a gap between the waterproof layer and the dustproof mesh pad.
Preferably, the outlet of the trapezoid groove is sleeved with a sealing plug, and one side of the sealing plug is stuck with a waterproof rubber gasket.
Preferably, a pre-tightening piece is arranged at the penetrating position of the clamping bolt and the trapezoidal groove.
Preferably, the depth of the clamping groove is 8-10 mm.
(III) advantageous effects
The invention provides an electric vehicle controller with good waterproof performance. The method has the following beneficial effects:
according to the electric vehicle controller with good waterproof performance, by arranging the sealing mechanism with good waterproof effect, rainwater and the like can be effectively prevented from entering the controller to damage electric elements in the controller, and meanwhile, the control wires are also protected to prevent the wires from short circuit and the like when meeting water, so that the defect that the existing electric vehicle controller is poor in waterproof effect is overcome; this electric vehicle controller's waterproof protection mainly involves the position of four places: the connection part of the protective shell, the PCB, the penetrating part of the control lead bundle and the protective shell and the control lead bundle are subjected to waterproof treatment, the waterproof treatment on the connection part of the protective shell and the sealing end cover is as follows, the sealing end cover is prevented from falling off by clamping a card on the left side of the protective shell into the sealing end cover, then the sealing end cover is reinforced by a clamping bolt, the clamping bolt is hidden in a trapezoidal groove and is not in contact with the outside, so that the sealing plug and a waterproof rubber gasket cannot rust, and meanwhile, the trapezoidal groove is protected by the sealing plug and the waterproof rubber gasket to prevent the trapezoidal groove from entering water; through the waterproof jacket of top joint at the PCB electroplax, play the guard action to the PCB electroplax, for preventing that water from leading to the inside that the inslot poured into protecting sheathing from leading to the groove, inner wall leading to the groove is provided with rubber soft cover and waterproof cover, prevent that water from getting into, cup joint the pitch layer through the inner wall at rubber soft cover, play waterproof effect, be provided with water barrier and sponge piece at the inner wall of waterproof cover simultaneously, even there is the rainwater to pour into in the waterproof cover, also can absorb through the sponge piece, and keep apart by the water barrier, make control wire bundle not disturbed by the rainwater.
Drawings
FIG. 1 is a schematic cross-sectional view of the structure of the present invention;
FIG. 2 is a partial schematic view of a protective enclosure according to the present invention;
FIG. 3 is a sectional view of the waterproof jacket structure of the present invention;
FIG. 4 is a schematic view of the structure of the rubber soft sleeve of the present invention;
fig. 5 is a partially enlarged view of fig. 1.
In the figure: 1. a protective housing; 2. a PCB electric board; 201. locking the screw; 3. controlling the wire harness; 4. an insulated wire sleeve; 5. a card slot; 6. a card; 7. a threaded hole; 8. sealing the end cap; 9. a trapezoidal groove; 10. clamping the bolt; 11. a waterproof jacket; 12. a through groove; 13. a rubber soft sleeve; 14. a waterproof jacket; 15. a heat dissipation layer; 16. an asphalt layer; 17. a port; 18. a dust screen pad; 19. a water barrier layer; 20. a sponge block; 21. a sealing plug; 22. a waterproof rubber mat; 23. and (4) pre-tightening the sheet.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the present invention provides a technical solution: an electric vehicle controller with good waterproof performance can effectively prevent rainwater and the like from entering the controller through arranging a sealing mechanism with good waterproof effect to damage electrical elements in the controller, and simultaneously protect control wires to prevent the wires from short circuit and the like when meeting water, thereby solving the defect of poor waterproof effect of the existing electric vehicle controller; including protecting sheathing 1, the inner chamber of protecting sheathing 1 is pasted and is had PCB electroplax 2, and locking screw 201 is installed to the equal screw thread in four sides of PCB electroplax 2, and the electricity is connected with control wire bundle 3 on PCB electroplax 2, and this electric vehicle controller's waterproof protection mainly involves the position of four places: the protection device comprises a connecting part of a protection shell 1, a PCB electric board 2, a penetrating part of a control wire bundle 3 and the protection shell 1, and the control wire bundle 3, wherein an insulating wire sleeve 4 is inserted into one side of the control wire bundle 3, clamping grooves 5 are symmetrically formed in the bottom of an inner cavity of the protection shell 1, the depth of each clamping groove 5 is 8-10 mm, a waterproof jacket 11 is clamped in each clamping groove 5, one side of each waterproof jacket 11 is clamped at the top end part of the PCB electric board 2, the waterproof jacket 11 is clamped at the top part of the PCB electric board 2 to protect the PCB electric board 2, in order to prevent water from flowing into the protection shell 1 from a through groove 12, a clamping sheet 6 is arranged on the left side of the protection shell 1, threaded holes 7 are symmetrically formed in the left side of the protection shell 1, the threaded holes 7 are respectively located on the front side and the back side of the clamping sheet 6, a sealing end cover 8 is clamped on the, a sealing plug 21 is sleeved at an outlet of the trapezoid-shaped groove 9, a waterproof rubber gasket 22 is adhered to one side of the sealing plug 21, a clamping bolt 10 is installed in the trapezoid-shaped groove 9 through internal threads, the end of the clamping bolt 10 extends into the threaded hole 7, and waterproof treatment on the joint of the protective shell 1 and the sealing end cover 8 is as follows, the clamping bolt is clamped into the sealing end cover 8 through a card 6 on the left side of the protective shell 1, so that the sealing end cover 8 is prevented from falling off, then the clamping bolt 10 is used for reinforcement, the clamping bolt 10 is hidden in the trapezoid-shaped groove 9 and is not in contact with the external part, so that rustiness is avoided, meanwhile, the trapezoid-shaped groove 9 is protected through the sealing plug 21 and the waterproof; a pre-tightening piece 23 is arranged at the penetrating position of the clamping bolt 10 and the trapezoidal groove 9, the pre-tightening piece 23 is arranged to lock the clamping bolt 10, a through groove 12 is formed in the right side of the protective shell 1, a rubber soft sleeve 13 is clamped in the through groove 12, one side of the rubber soft sleeve 13 is sleeved with the right side of the insulated wire sleeve 4, a waterproof sleeve 14 is sleeved on one side of the rubber soft sleeve 13 away from the insulated wire sleeve 4, the rubber soft sleeve 13 and the waterproof sleeve 14 are arranged on the inner wall of the through groove 12 to prevent water from entering, an asphalt layer 16 is sleeved on the inner wall of the rubber soft sleeve 13, a heat dissipation layer 15 is sleeved on the inner wall of the asphalt layer 16, a port 17 is formed in the right side of the waterproof sleeve 14, a dustproof mesh pad 18 is adhered on the inner wall of the waterproof sleeve 14 close to the port 17, the dustproof mesh pad 18 is arranged to play a role of dust removal, a water-stop layer 19 is arranged in the inner cavity of the waterproof, the clearance department between water barrier 19 and the dust screen pad 18 is filled with sponge piece 20, cup joints asphalt layer 16 through the inner wall at rubber cushion 13, plays waterproof effect, is provided with water barrier 19 and sponge piece 20 at the inner wall of waterproof cover 14 simultaneously, even have the rainwater to irritate in the waterproof cover 14, also can absorb through sponge piece 20 to be kept apart by water barrier 19, make control wire bundle 3 not disturbed by the rainwater.
During the use, this electric vehicle controller's waterproof protection mainly involves the position of four places: the connection part of the protective shell 1, the PCB 2, the penetration part of the control wire bundle 3 and the protective shell 1 and the control wire bundle 3 are subjected to waterproof treatment, as follows, the connection part of the protective shell 1 and the sealing end cover 8 is clamped into the sealing end cover 8 through a card 6 on the left side of the protective shell 1, so that the sealing end cover 8 is prevented from falling off, then the sealing end cover is reinforced through a clamping bolt 10, the clamping bolt 10 is hidden in the trapezoidal groove 9 and is not in contact with the external part, so that the sealing plug 21 and the waterproof rubber pad 22 are used for protecting the trapezoidal groove 9, and the trapezoidal groove 9 is prevented from water inflow; through the waterproof cover 11 that presss from both sides of top joint at PCB electroplax 2, play the guard action to PCB electroplax 2, for preventing that water from leading to groove 12 department pours into protecting sheathing 1's inside, inner wall leading to groove 12 is provided with soft cover 13 of rubber and waterproof cover 14, prevent that water from getting into, through cup jointing asphalt layer 16 at the inner wall of soft cover 13 of rubber, play waterproof, be provided with water barrier 19 and sponge piece 20 at the inner wall of waterproof cover 14 simultaneously, even there is the rainwater to pour into in the waterproof cover 14, also can absorb through sponge piece 20, and keep apart by water barrier 19, make control wire bundle 3 not disturbed by the rainwater.
To sum up, this electric vehicle controller that waterproof performance is good through setting up the sealing mechanism that water-proof effects is good, can prevent effectively that rainwater etc. from getting into inside the controller, causing the damage to the inside electric elements of controller, also protected control wire simultaneously, prevent that the wire from meeting water and taking place phenomenons such as short circuit to the drawback that current electric vehicle controller water-proof effects is poor has been solved.
It is to be noted that the electrical components presented in this document are all electrically connected to an external master controller and 220V mains, and the master controller may be a conventional known device for controlling a computer, etc. in this document, relational terms such as first and second, etc. are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an electric vehicle controller that waterproof performance is good, includes protecting sheathing (1), its characterized in that: the protective casing is characterized in that a PCB (printed circuit board) (2) is adhered to an inner cavity of the protective casing (1), locking screws (201) are installed on four sides of the PCB (2) in a threaded mode, a control conductor bundle (3) is electrically connected to the PCB (2), an insulating wire sleeve (4) is inserted into one side of the control conductor bundle (3), clamping grooves (5) are symmetrically formed in the bottom of the inner cavity of the protective casing (1), a waterproof jacket (11) is connected into the clamping grooves (5) in a clamped mode, one side of the waterproof jacket (11) is clamped to the top end portion of the PCB (2), a clamping piece (6) is installed on the left side of the protective casing (1), threaded holes (7) are symmetrically formed in the left side of the protective casing (1), the threaded holes (7) are located in the front side and the back side of the clamping piece (6), a sealing end cover (8) is clamped to the left side of the clamping piece (6), trapezoidal grooves (, the cable protection device is characterized in that a clamping bolt (10) is installed in the trapezoidal groove (9) through threads, the end portion of the clamping bolt (10) extends into the threaded hole (7), a through groove (12) is formed in the right side of the protection shell (1), a rubber soft sleeve (13) is connected in the through groove (12) in a clamping mode, one side of the rubber soft sleeve (13) is connected with the right side of the insulated wire sleeve (4) in a sleeved mode, a waterproof sleeve (14) is connected to one side, away from the insulated wire sleeve (4), of the rubber soft sleeve (13), an asphalt layer (16) is connected to the inner wall of the rubber soft sleeve (13) in a sleeved mode, a heat dissipation layer (15) is connected to the inner wall of the asphalt layer (16) in a sleeved mode, a port (17) is formed in the right side of the waterproof sleeve (14), a dustproof mesh pad (18) is pasted to the inner wall, close to the port (17) of the waterproof sleeve (, and a gap is preset between the waterproof layer (19) and the dustproof mesh pad (18).
2. The electric vehicle controller with good waterproof performance according to claim 1, characterized in that: and a sponge block (20) is filled in a gap between the waterproof layer (19) and the dustproof mesh pad (18).
3. The electric vehicle controller with good waterproof performance according to claim 1, characterized in that: the outlet of the trapezoid groove (9) is sleeved with a sealing plug (21), and one side of the sealing plug (21) is pasted with a waterproof rubber pad (22).
4. The electric vehicle controller with good waterproof performance according to claim 1, characterized in that: and a pre-tightening piece (23) is arranged at the penetrating position of the clamping bolt (10) and the trapezoidal groove (9).
5. The electric vehicle controller with good waterproof performance according to claim 1, characterized in that: the depth of the clamping groove (5) is 8-10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810549664.1A CN108541174B (en) | 2018-05-31 | 2018-05-31 | Electric vehicle controller with good waterproof performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810549664.1A CN108541174B (en) | 2018-05-31 | 2018-05-31 | Electric vehicle controller with good waterproof performance |
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| Publication Number | Publication Date |
|---|---|
| CN108541174A CN108541174A (en) | 2018-09-14 |
| CN108541174B true CN108541174B (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810549664.1A Expired - Fee Related CN108541174B (en) | 2018-05-31 | 2018-05-31 | Electric vehicle controller with good waterproof performance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111152739A (en) * | 2018-11-07 | 2020-05-15 | 芜湖敏睿科技咨询服务有限公司 | Electric cabinet and control system for new energy automobile |
| CN109348666B (en) * | 2018-11-12 | 2021-09-21 | 苏州佳世达光电有限公司 | Vehicle-mounted electronic equipment |
| CN109348668A (en) * | 2018-12-06 | 2019-02-15 | 徐州荣立达电子科技有限公司 | A kind of waterproof construction of controller for electric vehicle |
| CN110567986B (en) * | 2019-10-22 | 2020-11-17 | 苏州精濑光电有限公司 | Silicon-based OLED panel lighting inspection equipment |
| CN113541266A (en) * | 2021-07-30 | 2021-10-22 | 天长市荣达电子有限公司 | Waterproof box of electric vehicle charger that radiating effect is good |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN207135399U (en) * | 2017-09-11 | 2018-03-23 | 扬州腾瑞三维打印科技有限公司 | A kind of closed structure of novel encapsulated circuit |
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|---|---|---|---|---|
| US5253143A (en) * | 1989-11-08 | 1993-10-12 | Robert Bosch Gmbh | Housing for an electronic circuit with two separable housing parts |
| CN1376024A (en) * | 2002-03-06 | 2002-10-23 | 古秋波 | Sealed heat-dissipating casing for great-power electronic ballast |
| CN101489366A (en) * | 2008-12-19 | 2009-07-22 | 上海广茂达灯光景观工程有限公司 | Water proof case and using method thereof |
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| CN108541174A (en) | 2018-09-14 |
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Effective date of registration: 20220104 Address after: 221700 d422, building a, high tech Industrial Park, Fengxian Development Zone, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Lizhuo Intelligent Technology Co.,Ltd. Address before: 435500 third floor, No. 14 incubation base, Lingang Industrial Park, Xiaochi Town, Huangmei County, Huanggang City, Hubei Province Patentee before: HUBEI XIONGXIONG ELECTRONIC TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20200626 |