CN213394686U - Lamp beneficial to heat dissipation - Google Patents
Lamp beneficial to heat dissipation Download PDFInfo
- Publication number
- CN213394686U CN213394686U CN202022025017.6U CN202022025017U CN213394686U CN 213394686 U CN213394686 U CN 213394686U CN 202022025017 U CN202022025017 U CN 202022025017U CN 213394686 U CN213394686 U CN 213394686U
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- lamp
- heat dissipation
- holes
- groove body
- shaped connecting
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 48
- 230000009286 beneficial effect Effects 0.000 title description 2
- 239000011324 bead Substances 0.000 claims abstract description 23
- 230000000694 effects Effects 0.000 abstract description 12
- 241001465382 Physalis alkekengi Species 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000005286 illumination Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to an illumination lamps and lanterns technical field specifically is a do benefit to radiating lamps and lanterns. A luminaire for facilitating heat dissipation, comprising: the lamp holder is provided with a power supply module; the lamp holder is connected with the lamp holder; the lamp body comprises a plurality of radiators and a plurality of lamp bead plates, the lamp bead plates are installed on the radiators, each radiator is provided with an arc-shaped connecting portion, a first radiating groove body and a second radiating groove body, the first radiating groove body and the second radiating groove body are respectively arranged on two sides of the arc-shaped connecting portion, the first radiating groove body, the second radiating groove body and the arc-shaped connecting portion are integrally formed, the lamp body is connected with the lamp cap, and the power supply module is electrically connected with the lamp bead plates; the base, the base with the lamp body is connected. The utility model discloses therefore the production simple process of the structure of having simplified lamps and lanterns to the radiating effect is good.
Description
Technical Field
The utility model relates to an illumination lamps and lanterns technical field, in particular to do benefit to radiating lamps and lanterns.
Background
As a green energy source, the LED is always applied to multiple fields, has the advantages of energy conservation, long service life and the like, and the high heat dissipation capacity of the LED is one of key technologies for ensuring whether the lamp can run for a long time. In the existing heat dissipation structure, in order to obtain the expected heat dissipation effect, a more complex structural design is often adopted, the manufacturing process is complex, and the production cost is high; if the heat dissipation structure is too simple, the heat dissipation effect is not good, and the heat dissipation requirement of the high-power lamp cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a simple in production technology, good, the with low costs lamps and lanterns of radiating effect.
The utility model adopts the following technical scheme:
a lamp facilitating heat dissipation, comprising:
the lamp holder is provided with a power supply module;
the lamp holder is connected with the lamp holder;
the lamp body comprises a plurality of radiators and lamp bead plates, the lamp bead plates are installed on the radiators, each radiator is provided with an arc-shaped connecting portion, a first radiating groove body and a second radiating groove body, the first radiating groove body and the second radiating groove body are respectively arranged on two sides of the arc-shaped connecting portion, the first radiating groove body, the second radiating groove body and the arc-shaped connecting portions are integrally formed, the lamp body is connected with the lamp holder, and the power supply module is electrically connected with the lamp bead plates;
the base, the base with the lamp body is connected.
Preferably, the first heat dissipation groove body is provided with a first mounting plate, one side of the first mounting plate is provided with a first heat dissipation plate, and the other side of the first mounting plate is provided with a second heat dissipation plate; the second heat dissipation groove body is provided with a second mounting plate, one side of the second mounting plate is provided with a third heat dissipation plate, and the other side of the second mounting plate is provided with a fourth heat dissipation plate.
Preferably, both sides of the arc-shaped connecting portion are connected to the second heat dissipation plate and the third heat dissipation plate, respectively.
Preferably, the first mounting plate outside is equipped with first protruding portion and second protruding portion, the second mounting plate outside is equipped with third protruding portion and fourth protruding portion, the lamp body still includes a plurality of side lamp pieces, first protruding portion, second protruding portion and one the side lamp piece cup joints, third protruding portion, fourth protruding portion and one the side lamp piece cup joints.
Preferably, the bottom of lamp holder is equipped with a plurality of first lugs, first lug downwardly extending to in the arc connecting portion or downwardly extending to a plurality of clearance between the radiator, other a plurality of second lugs and a plurality of third lug of still being equipped with of first lug, second lug downwardly extending is a plurality of clearance between the radiator just the side of first lug is hugged closely each other with the side of second lug, the third lug downwardly extending is in first radiating groove body, first lug with arc connecting portion swing joint, the third lug with first radiating groove body swing joint.
Preferably, the lamp holder is further provided with a plurality of positioning holes, the lamp holder is provided with a plurality of mounting holes, the positioning holes are located at the lower ends of the mounting holes, hook-shaped connecting portions are arranged on the inner side of the second mounting plate and located at the lower ends of the positioning holes, and one ends of the mounting holes, the positioning holes and the hook-shaped connecting portions are connected through screws.
Preferably, the lamp holder still is equipped with a plurality of first wiring holes, first mounting panel with the outside of second mounting panel all is equipped with the lamp pearl board, and the one end of wire rod is connected in the lamp stand power module, the other end passes through first wiring hole extends to the lamp pearl board.
Preferably, the base further comprises a bearing seat, the bearing seat is provided with a circular ring and a plurality of bearing blocks, and the bearing blocks are fixedly connected with the circular ring; the bottom lateral wall of ring is equipped with the fourth lug, the bottom of ring is equipped with the connecting block, the connecting block is connected respectively the fourth lug with hold the piece and form the screens, the screens is accepted the radiator the arc connecting portion.
Preferably, the base comprises a chassis and a mounting seat, the chassis is provided with a plurality of through holes, the mounting seat is provided with a plurality of fixing holes, and the through holes, the fixing holes and the other ends of the hook-shaped connecting parts are connected through screws; the chassis is also provided with a plurality of second wiring holes, the lamp bead plate is provided with a fifth protruding part, and the fifth protruding part penetrates through the second wiring holes and is welded with the second wiring holes; the chassis is further provided with a plurality of bearing holes, and one end of the connecting block penetrates through the bearing holes and is movably connected with the bearing holes.
Preferably, the base still includes the snap ring, be equipped with the opening in the snap ring, be equipped with a plurality of sixth protruding portions and a plurality of convex fastener on the open-ended border, the sixth protruding portion cover in the one end of fixed orifices, the fastener joint in on the border of mount pad.
The utility model has the advantages that: through being provided with integrated into one piece's radiator to be equipped with a plurality of heating panels, make lamps and lanterns also have fine radiating effect when being in great power, moreover, adopt the socket and the mount pad that have further radiating effect, further strengthened the heat-sinking capability of lamps and lanterns, the radiating effect is showing, prolongs lamps and lanterns life greatly. Furthermore, the utility model discloses a lamp pearl board welding scheme is simple, has simplified production technology, has reduced product manufacturing cost.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
FIG. 1 is a schematic view of the present invention with its structure disassembled;
fig. 2 is a schematic view of the lamp body structure of the present invention;
fig. 3 is a schematic view of the lamp socket structure of the present invention;
fig. 4 is a schematic view of the lamp cap structure of the present invention;
fig. 5 is a schematic view of the bottom structure of the lamp cap of the present invention;
FIG. 6 is a schematic view of the base structure of the present invention;
FIG. 7 is a schematic view of a receiving base structure of the present invention;
FIG. 8 is a schematic view of a chassis structure in the base structure of the present invention;
fig. 9 is a schematic diagram of a lamp bead plate structure in the lamp body structure of the present invention;
fig. 10 is a schematic view of the mounting seat structure in the base structure of the present invention;
fig. 11 is a schematic view of a snap ring structure in the base structure of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
The present invention will be described in further detail with reference to the following detailed description of specific embodiments thereof, which is illustrated in the accompanying drawings.
As shown in fig. 1 and 2, the utility model provides a do benefit to radiating lamps and lanterns, include:
a lamp facilitating heat dissipation, comprising:
the lamp holder 1, the said lamp holder 1 has power modules;
the lamp holder 2, the said lamp holder 2 is connected with lamp holder 1;
the lamp body 3 comprises a plurality of radiators 31 and a plurality of lamp bead plates 32, the lamp bead plates 32 are installed on the radiators 31, each radiator 31 is provided with an arc-shaped connecting portion 311, a first radiating groove 312 and a second radiating groove 313, the first radiating groove 312 and the second radiating groove 313 are respectively arranged on two sides of the arc-shaped connecting portion 311, the first radiating groove 312, the second radiating groove 313 and the arc-shaped connecting portion 311 are integrally formed, the lamp body 3 is connected with the lamp holder 2, and the power supply module is electrically connected with the lamp bead plates 32;
and the base 4 is connected with the lamp body 3.
By adopting the technical scheme, the heat dissipation area of the heat radiator 31 can be greatly improved, and the power module is directly electrically connected with the lamp bead plate 32, so that the production steps are simplified, the process flow is shortened, and the production cost is reduced due to the designed electric connection mode.
Preferably, the first heat sink body 312 and the second heat sink body 313 are in a three-dimensional trapezoidal, rectangular or square structure.
Preferably, the number of the heat sinks 31 is 3.
In another embodiment, as shown in fig. 2, the first heat sink groove 312 is provided with a first mounting plate 3121, one side of the first mounting plate 3121 is provided with a first heat sink 3122, and the other side of the first mounting plate 3121 is provided with a second heat sink 3123; the second heat dissipation groove 313 is provided with a second mounting plate 3131, one side of the second mounting plate 3131 is provided with a third heat dissipation plate 3132, and the other side of the second mounting plate 3131 is provided with a fourth heat dissipation plate 3133. The structure of a plurality of heating panels can effectively increase the heat radiating area, and the heat radiating effect is good.
In another embodiment, both sides of the arc-shaped connection portion 311 are connected to the second heat dissipation plate 3123 and the third heat dissipation plate 3132, respectively. The connection mode increases the heat dissipation area, and has a plurality of heat dissipation spaces, and the radiating effect is better.
In another embodiment, the first mounting plate 3121 is provided with a first protruding portion 3124 and a second protruding portion 3125 on the outer side, the second mounting plate 3131 is provided with a third protruding portion 3134 and a fourth protruding portion 3135 on the outer side, the lamp body 3 further includes a plurality of side light pieces 33, the first protruding portion 3124, the second protruding portion 3125 and one of the side light pieces 33 are sleeved, and the third protruding portion 3134, the fourth protruding portion 3135 and one of the side light pieces 33 are sleeved. The assembly and disassembly are convenient, and the installation process is simplified. Preferably, the number of the side light pieces 33 is 6. Preferably, the lamp bead plate 32 is disposed between the first protrusion 3124 and the second protrusion 3125, and the lamp bead plate 32 is disposed between the third protrusion 3134 and the fourth protrusion 3135.
In another embodiment, as shown in fig. 2 and fig. 4-5, a plurality of first protrusions 21 are disposed at the bottom of the lamp holder 2, the first protrusions 21 extend downward into the arc-shaped connecting portion 311 or extend downward into a plurality of gaps between the heat sinks 31, a plurality of second protrusions 22 and a plurality of third protrusions 23 are further disposed beside the first protrusions 21, the second protrusions 22 extend downward into a plurality of gaps between the heat sinks 31, the side surfaces of the first protrusions 21 are tightly attached to the side surfaces of the second protrusions 22, the third protrusions 23 extend downward into the first heat sink body 312, the first protrusions 21 are movably connected to the arc-shaped connecting portion 311, and the third protrusions 23 are movably connected to the first heat sink body 312. Preferably, the number of the first protrusions 21 is 6, three of the first protrusions 21 extend downward into the arc-shaped connection portion 311, and the other three first protrusions 21 extend downward to gaps between the plurality of heat sinks 31. Preferably, the number of the second bumps 22 is 3, and the second bumps 22 are distributed at intervals of one first bump 21. Preferably, the number of the third bumps 23 is 3, the third bumps 23 are located between two of the first bumps 21 and are spaced from the two of the first bumps 21, and the third bumps 23 are in a three-dimensional trapezoidal, rectangular or square structure. The design of the convex block ensures that the radiator 31 is accurately positioned, the installation process is simple, and the time and the labor are saved.
In another embodiment, as shown in fig. 2-5, the lamp head 2 further has a plurality of positioning holes 24, the lamp holder 1 has a plurality of mounting holes 11, the positioning holes 24 are located at the lower ends of the mounting holes 11, the second mounting plate 3131 has hook-shaped connecting portions 3136 on its inner side, the hook-shaped connecting portions 3136 are located at the lower ends of the positioning holes 24, and one ends of the mounting holes 11, the positioning holes 24 and the hook-shaped connecting portions 3136 are connected by screws. Preferably, the number of the mounting holes 11, the positioning holes 24 and the hook-shaped connecting portions 3136 is 3. Preferably, a plurality of positioning holes 24 are further provided with positioning blocks 26. The positioning block 26 enables the positioning during connection and fixation to be more accurate, and the installation is convenient and rapid.
In another embodiment, the lamp holder 2 is further provided with a plurality of first wire holes 25, the lamp bead plates 32 are respectively disposed on the outer sides of the first mounting plate 3121 and the second mounting plate 3131, one end of a wire is connected to the power module in the lamp holder 1, and the other end of the wire extends to the lamp bead plates 32 through the first wire holes 25. The wiring distance is short, the use of wires is reduced, and the first wiring hole 25 facilitates the wiring. Preferably, the number of the first wiring holes 25 is 6.
In another embodiment, as shown in fig. 6-7, the base 4 further includes a bearing seat 41, the bearing seat 41 is provided with a circular ring 411 and a plurality of bearing blocks 412, and the bearing blocks 412 are fixedly connected with the circular ring 411; the bottom outer side wall of the circular ring 411 is provided with a fourth bump 413, the bottom of the circular ring 411 is provided with a connecting block 414, the connecting block 414 is respectively connected with the fourth bump 413 and the bearing block 412 to form a clamping position 415, and the clamping position 415 bears the arc-shaped connecting part 311 of the heat sink 31. The design of the socket 41 further enhances the heat dissipation effect of the lamp and further prolongs the service life of the lamp. Preferably, the number of the receiving blocks 412 is 6, wherein the locking positions 415 are arranged at intervals of one receiving block 412.
In another embodiment, as shown in fig. 8-10, the base 4 includes a chassis 42 and a mounting seat 43, the chassis 42 is provided with a plurality of through holes 421, the mounting seat 43 is provided with a plurality of fixing holes 431, and the through holes 421, the fixing holes 431 and the other ends of the hook-shaped connecting portions 3136 are connected by screws; the chassis 42 is further provided with a plurality of second wire holes 422, the lamp bead plate 32 is provided with a fifth protruding portion 321, and the fifth protruding portion 321 penetrates through the second wire holes 422 and is welded with the second wire holes 422; the bottom plate 42 is further provided with a plurality of receiving holes 423, and one end of the connecting block 414 passes through the receiving holes 423 and is movably connected with the receiving holes 423. Preferably, the number of the through holes 421 is 3, and the number of the second wire holes 422 is 6. Preferably, a fifth bump 432 is further disposed on the mounting seat 43, and a plurality of meshes 433 are disposed on the fifth bump 432. The mounting seat 43 has a simple structure, and is convenient to wire and disassemble, and the mesh 433 can further improve the heat dissipation effect.
In another embodiment, as shown in fig. 6 and fig. 10-11, the base 4 further includes a snap ring 44, an opening 441 is disposed in the snap ring 44, a plurality of sixth protrusions 442 and a plurality of protruding fasteners 443 are disposed on a rim of the opening 441, the sixth protrusions 442 cover one end of the fixing holes 431, and the fasteners 443 are disposed on a rim of the mounting seat 43. The design of snap ring 44 can form fine protection to lamps and lanterns, simple to operate and have certain water-proof effects. Preferably, the number of the sixth protrusion 442 and the fastener 443 is 3.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A lamp facilitating heat dissipation, comprising:
the lamp holder (1), the said lamp holder (1) has power modules;
the lamp holder (2), the said lamp holder (2) is connected with lamp holder (1);
the lamp body (3) comprises a plurality of radiators (31) and a plurality of lamp bead plates (32), the lamp bead plates (32) are installed on the radiators (31), each radiator (31) is provided with an arc-shaped connecting portion (311), a first radiating groove body (312) and a second radiating groove body (313), the first radiating groove body (312) and the second radiating groove body (313) are respectively arranged on two sides of the arc-shaped connecting portion (311), the first radiating groove body (312), the second radiating groove body (313) and the arc-shaped connecting portion (311) are integrally formed, the lamp body (3) is connected with the lamp holder (2), and the power supply module is electrically connected with the lamp bead plates (32);
the lamp body (3) is connected with the base (4), and the base (4) is connected with the lamp body (3).
2. A lamp facilitating heat dissipation according to claim 1, wherein the first heat dissipation groove body (312) is provided with a first mounting plate (3121), one side of the first mounting plate (3121) is provided with a first heat dissipation plate (3122), and the other side of the first mounting plate (3121) is provided with a second heat dissipation plate (3123); the second heat dissipation groove body (313) is provided with a second mounting plate (3131), one side of the second mounting plate (3131) is provided with a third heat dissipation plate (3132), and the other side of the second mounting plate (3131) is provided with a fourth heat dissipation plate (3133).
3. A lamp fitting for facilitating heat dissipation according to claim 2, wherein the two sides of the arc-shaped connecting portion (311) are connected to the second heat dissipation plate (3123) and the third heat dissipation plate (3132), respectively.
4. A lamp facilitating heat dissipation according to claim 2, wherein the first mounting plate (3121) is provided with a first protruding portion (3124) and a second protruding portion (3125) at an outer side thereof, the second mounting plate (3131) is provided with a third protruding portion (3134) and a fourth protruding portion (3135) at an outer side thereof, the lamp body (3) further comprises a plurality of side light sheets (33), the first protruding portion (3124), the second protruding portion (3125) and one of the side light sheets (33) are sleeved, and the third protruding portion (3134), the fourth protruding portion (3135) and one of the side light sheets (33) are sleeved.
5. A lamp facilitating heat dissipation according to claim 2, wherein the bottom of the lamp head (2) is provided with a plurality of first protrusions (21), the first bump (21) extends downwards into the arc-shaped connecting part (311) or downwards to a gap between a plurality of radiators (31), a plurality of second lugs (22) and a plurality of third lugs (23) are arranged beside the first lug (21), the second bump (22) extends downwards to gaps among the radiators (31) and the side surface of the first bump (21) and the side surface of the second bump (22) are mutually attached, the third lug (23) extends downwards into the first heat dissipation groove body (312), the first lug (21) is movably connected with the arc-shaped connecting part (311), the third bump (23) is movably connected with the first heat dissipation groove body (312).
6. A lamp fitting for facilitating heat dissipation as defined in claim 2, wherein the lamp head (2) further comprises a plurality of positioning holes (24), the lamp holder (1) comprises a plurality of mounting holes (11), the positioning holes (24) are located at the lower ends of the mounting holes (11), the inner side of the second mounting plate (3131) comprises hook-shaped connecting portions (3136), the hook-shaped connecting portions (3136) are located at the lower ends of the positioning holes (24), and one ends of the mounting holes (11), the positioning holes (24) and the hook-shaped connecting portions (3136) are connected by screws.
7. A lamp fitting facilitating heat dissipation according to claim 6, wherein the lamp head (2) is further provided with a plurality of first wire holes (25), the outer sides of the first mounting plate (3121) and the second mounting plate (3131) are both provided with the lamp bead plate (32), one end of a wire is connected to the power module in the lamp holder (1), and the other end of the wire extends to the lamp bead plate (32) through the first wire holes (25).
8. A lamp facilitating heat dissipation according to claim 7, wherein the base (4) further comprises a receiving base (41), the receiving base (41) is provided with a circular ring (411) and a plurality of receiving blocks (412), and the receiving blocks (412) are fixedly connected with the circular ring (411); the bottom lateral wall of ring (411) is equipped with fourth lug (413), the bottom of ring (411) is equipped with connecting block (414), connecting block (414) are connected respectively fourth lug (413) with hold joint block (412) and form screens (415), screens (415) are accepted radiator (31) arc connecting portion (311).
9. A lamp facilitating heat dissipation according to claim 8, wherein the base (4) comprises a chassis (42) and a mounting seat (43), the chassis (42) is provided with a plurality of through holes (421), the mounting seat (43) is provided with a plurality of fixing holes (431), and the through holes (421), the fixing holes (431) and the other end of the hook-shaped connecting portion (3136) are connected through screws; the chassis (42) is further provided with a plurality of second wiring holes (422), the lamp bead plate (32) is provided with a fifth protruding part (321), and the fifth protruding part (321) penetrates through the second wiring holes (422) and is welded with the second wiring holes (422); the chassis (42) is further provided with a plurality of bearing holes (423), and one end of the connecting block (414) penetrates through the bearing holes (423) and is movably connected with the bearing holes (423).
10. A lamp as claimed in claim 9, wherein the base (4) further comprises a snap ring (44), an opening (441) is formed in the snap ring (44), a plurality of sixth protrusions (442) and a plurality of protruding fasteners (443) are disposed on the edge of the opening (441), the sixth protrusions (442) cover one end of the fixing holes (431), and the fasteners (443) are fastened to the edge of the mounting base (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025017.6U CN213394686U (en) | 2020-09-16 | 2020-09-16 | Lamp beneficial to heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025017.6U CN213394686U (en) | 2020-09-16 | 2020-09-16 | Lamp beneficial to heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213394686U true CN213394686U (en) | 2021-06-08 |
Family
ID=76178916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022025017.6U Expired - Fee Related CN213394686U (en) | 2020-09-16 | 2020-09-16 | Lamp beneficial to heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213394686U (en) |
-
2020
- 2020-09-16 CN CN202022025017.6U patent/CN213394686U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210608 |