CN213048370U - Erect money electric lift cell-phone sterilizer - Google Patents
Erect money electric lift cell-phone sterilizer Download PDFInfo
- Publication number
- CN213048370U CN213048370U CN202021155543.8U CN202021155543U CN213048370U CN 213048370 U CN213048370 U CN 213048370U CN 202021155543 U CN202021155543 U CN 202021155543U CN 213048370 U CN213048370 U CN 213048370U
- Authority
- CN
- China
- Prior art keywords
- mobile phone
- sterilizer
- ultraviolet lamp
- front panel
- disinfection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 54
- 230000033001 locomotion Effects 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000009471 action Effects 0.000 claims description 7
- 230000001954 sterilising effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims 2
- 230000000249 desinfective effect Effects 0.000 abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Images
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The utility model discloses a vertical electric lifting mobile phone sterilizer, which comprises a shell, a mobile phone holding cavity for accommodating a disinfection mobile phone is vertically arranged in the shell, the inner side wall of the mobile phone holding cavity is provided with an ultraviolet lamp for disinfecting the disinfection mobile phone and a wireless charger for charging the disinfection mobile phone, the inner bottom of the mobile phone holding cavity is provided with a motion bracket for supporting the mobile phone, the outer side wall of the shell is provided with a lead screw driving mechanism for driving the motion bracket to vertically lift, the inner bottom of the shell is provided with a rechargeable battery for supplying power to the ultraviolet lamp, the wireless charger and the lead screw driving mechanism and a controller for controlling; the utility model discloses the sterilizer that sets up can be without uncapping or flip from top to bottom, and the cell-phone of taking is more convenient, and the disinfection scope is big, and it is very convenient to charge.
Description
Technical Field
The utility model particularly relates to a mobile phone sterilizer specifically is an erect money electric lift mobile phone sterilizer.
Background
The disinfection box has the obvious performance advantages of high sterilization efficiency, quick disinfection, multiple-object disinfection and the like, and can be widely applied to disinfection and sterilization purification equipment, such as various disinfectors for mobile phone disinfection, underwear disinfection, stationery, masks and the like. However, most of the mechanisms of the disinfection box are opened up and down, and the turnover cover is opened, so that the convenience in use of the disinfection box is hindered, and the further popularization of the disinfection box is limited. The concrete points are as follows: the up-down cover-opening or flip-type disinfection box is inconvenient to operate in the actual use process, and particularly, when the mobile phone is placed horizontally in a lying mode during disinfection, the use efficiency of a user is reduced rapidly; for contact sterilization devices, however, the sterilization case is used less frequently than optimally in the user experience. Even in the ordinary use, the uncapping structure is rapidly aged and deformed and is easy to damage due to excessive operation, so that the sterilization rate of the contact type disinfection box is ineffective and the efficiency of the contact type disinfection box is reduced. Because the upper and lower uncapping or flip mostly move or move and turn over the operation under, therefore most disinfection boxes all have the frequency of frequently handling in practical, to this kind of condition, it is very necessary to study a vertical to electronic type cell-phone disinfection box telecontrol equipment, uncapping or flip about the cancellation, make it in certain extent vertical lift, need not to uncap or flip operation from top to bottom to improve the stability and the convenience of product mechanism, prolong its life.
At present, products aiming at mobile phone disinfection also exist in the prior art, such as patent numbers: 201310688529.2 patent of a mobile phone sterilizer, which is technically characterized in that the mobile phone sterilizer comprises a sterilizer body, a power interface, a switch, an upper cover, a cover opening buckle, a foot pad, a window, a UV lamp and a control circuit board, wherein the power interface is arranged at one side of the sterilizer body, the switch is embedded and arranged on the sterilizer body, the upper cover is arranged on the sterilizer body through a rotating shaft, the cover is covered and buckled at one side of the sterilizer body, the foot pad is arranged at the bottom of the sterilizer body, the window is embedded and arranged on the upper cover, the UV lamp is arranged at one side inside the sterilizer body, and the control circuit board is arranged inside the sterilizer body; the window is made of transparent plastic material; the spectral range of the UV lamp is 200nm-450nm, the cover opening buckle and the sterilizer body are integrally formed, the foot pad and the sterilizer body are integrally formed, the window and the upper cover are in the same plane, the control circuit board is provided with a boosting circuit and connected with the UV lamp, and the control circuit board is connected with a power interface. However, the above patents also have the disadvantages of poor disinfection efficiency, inconvenient taking of the mobile phone, single function and inconvenient use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an erect money electric lift cell-phone sterilizer to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a perpendicular money electric lift cell-phone sterilizer, includes the casing, the vertical cell-phone holding chamber of being used for accomodating the disinfection cell-phone of offering in the casing, the inside wall in cell-phone holding chamber is equipped with and is used for carrying out sterile ultraviolet lamp and is used for carrying out the wireless of charging to the disinfection cell-phone and fills, and the interior bottom in cell-phone holding chamber is equipped with the motion bracket that is used for holding the cell-phone, and the lateral wall of casing is equipped with the lead screw actuating mechanism who is used for driving the vertical lift of motion bracket, the interior bottom of casing is equipped with and is used for filling ultraviolet lamp, wireless and the rechargeable battery of lead screw actuating mechanism power.
As a further aspect of the present invention: two vertical openings have been seted up side by side to the front panel of casing is vertical, the motion bracket is including the bracket groove box that is used for holding the disinfection cell-phone and the extension connecting rod that is used for linking to each other with lead screw actuating mechanism, and the vertical slip card of bracket groove box is established at cell-phone holding intracavity, extends the connecting rod and fixes in the front panel left and right sides of bracket groove box, extends the connecting rod and stretches out the front panel of casing and link to each other with lead screw actuating mechanism through vertical opening.
As a further aspect of the present invention: the screw rod driving mechanism comprises a stepping motor, a screw rod and a screw rod, the stepping motor and the screw rod are vertically rotated respectively and fixed between a motor support and a screw rod fixing frame, the motor support and the screw rod fixing frame are horizontally fixed at the bottom and the top of a front panel of the shell respectively, the stepping motor is installed at the bottom of the motor support, a motor shaft of the stepping motor is connected with the screw rod in a transmission mode, an extending connecting rod on the left side of the motion bracket is sleeved on the wall of the screw rod through a screw rod nut sliding sleeve, and an extending connecting rod on the right side of the motion bracket is sleeved.
As a further aspect of the present invention: the motor support is provided with a motor shaft sleeve, a connecting piece is rotationally fixed in the motor shaft sleeve, and a motor shaft of the stepping motor is fixedly connected with the bottom of the screw rod through the connecting piece.
As a further aspect of the present invention: the top of the front panel of the shell is provided with a limit switch, the output end of the limit switch is electrically connected with the input end of the controller, and the bottom of the limit switch is provided with an elastic action contact piece used for contacting with the screw rod nut.
As a further aspect of the present invention: the ultraviolet lamp is arranged at the front panel of the shell, the wireless charger is arranged at the rear panel of the shell, and the front panel of the shell is provided with a plurality of mounting holes for adjusting the mounting position of the ultraviolet lamp.
As a further aspect of the present invention: the front panel of casing is seted up and is used for installing ultraviolet lamp's installing port, and the whole card of ultraviolet lamp is established in the installing port, and ultraviolet lamp's light source end is just facing to the inside in cell-phone holding chamber.
As a further aspect of the present invention: the top lid in cell-phone holding chamber has closed the silica gel lid, and silica gel lid side is connected on the casing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. a mechanical movement device of a vertical electric mobile phone disinfection box, in particular to a mobile phone with a larger model and the size equivalent to that of an accommodating cavity, and the mobile phone can complete lifting at different step heights in different lengths.
2. The mobile phone is more convenient to take without opening a cover up and down or turning the cover.
3. The range of disinfection and sterilization is large, and the charging is very convenient.
Drawings
Fig. 1 is a schematic structural view of a vertical electric lifting mobile phone sterilizer.
Fig. 2 is a front view of the vertical electric lifting mobile phone sterilizer.
Fig. 3 is a right side view taken along a-a in fig. 2.
Fig. 4 is a front view taken along B-B in fig. 3.
Fig. 5 is a rear view of the vertical electric lifting mobile phone sterilizer.
Fig. 6 is a schematic structural view of a moving bracket in the vertical electric lifting mobile phone sterilizer.
In the figure: the mobile phone comprises a shell 1, a mobile phone accommodating cavity 2, an ultraviolet lamp 3, a wireless charger 4, a silica gel cover 5, a motion bracket 6, a bracket groove box 60, an extension connecting rod 61, a polish rod nut 7, a lead screw nut 8, a stepping motor 9, a lead screw 10, a polish rod 11, a motor support 12, a lead screw fixing frame 13, a motor shaft sleeve 14, a connecting piece 15, a disinfection mobile phone 16 and a limit switch 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Please refer to fig. 1-6, in the embodiment of the present invention, an electric lifting mobile phone sterilizer for vertical money, including a housing 1, a mobile phone accommodating chamber 2 for accommodating a disinfection mobile phone 16 is vertically provided in the housing 1, the inner side wall of the mobile phone accommodating chamber 2 is provided with an ultraviolet lamp 3 for disinfecting the disinfection mobile phone 16 and a wireless charging 4 for charging the disinfection mobile phone 16, the inner bottom of the mobile phone accommodating chamber 2 is provided with a motion bracket 6 for supporting the mobile phone, the outer side wall of the housing 1 is provided with a lead screw driving mechanism for driving the motion bracket 6 to vertically lift, the inner bottom of the housing 1 is provided with a charging battery for supplying power to the ultraviolet lamp 3, the wireless charging 4 and the lead screw driving mechanism and a controller for controlling the charging battery.
Two vertical openings are vertically arranged side by side on the front panel of the shell 1, the motion bracket 6 comprises a bracket groove box 60 used for supporting the disinfection mobile phone 16 and an extension connecting rod 61 used for being connected with the screw rod driving mechanism, the bracket groove box 60 is vertically slidably clamped in the mobile phone accommodating cavity 2, the extension connecting rod 61 is fixed on the left side and the right side of the front panel of the bracket groove box 60, and the extension connecting rod 61 extends out of the front panel of the shell 1 through the vertical opening and is connected with the screw rod driving mechanism.
The screw rod driving mechanism comprises a stepping motor 9, a screw rod 10 and a screw rod 11, the stepping motor 9 and the screw rod 10 are respectively vertically and rotatably fixed between a motor support 12 and a screw rod fixing frame 13, the motor support 12 and the screw rod fixing frame 13 are respectively and horizontally fixed at the bottom and the top of the front panel of the shell 1, the stepping motor 9 is installed at the bottom of the motor support 12, a motor shaft of the stepping motor 9 is in transmission connection with the screw rod 10, an extending connecting rod 61 at the left side of the motion bracket 6 is slidably sleeved on the rod wall of the screw rod 11 through a screw rod nut 7, an extending connecting rod 61 at the right side of the motion bracket 6 is in threaded sleeve on the rod wall of the screw rod 10 through a screw rod nut 8, the arranged stepping motor 9 drives the screw rod 10 to rotate when acting, the two extending connecting rods 61 of the motion bracket 6 are fixedly connected with the screw rod nut 7 and the screw rod nut 8, when, the polished rod 11 and polished rod nut 7 cooperate to provide a limiting and auxiliary positioning supporting function, therefore, when the stepping motor 9 acts, the motion bracket 6 can drive the disinfection mobile phone 16 to realize the lifting action, and the functions of automatic descending disinfection and lifting taking out of the disinfection mobile phone 16 are completed.
The top of the front panel of the shell 1 is provided with a limit switch 17, the output end of the limit switch 17 is electrically connected with the input end of the controller, the bottom of the limit switch 17 is provided with an elastic action contact part used for contacting with the screw nut 8, the set screw nut 8 can contact with the elastic action contact part when rising to the highest position, the limit switch 17 can transmit a contact signal to the controller, the controller controls the stepping motor 9 to stop rotating, the disinfection mobile phone 16 extends out of the mobile phone accommodating cavity 2 and can be conveniently taken out, therefore, the limit switch 17 serves as a detection element for controlling the lifting action, and the elastic action contact part can also play a certain role in counteracting the inertia buffering effect on the moving screw nut 8.
The top of cell-phone holding chamber 2 has closed silica gel lid 5, and 5 sides of silica gel lid are connected on casing 1, and the silica gel lid 5 that sets up mainly prevents into dust and ultraviolet ray light printing opacity in the cell-phone holding chamber 2.
The utility model discloses a theory of operation is: when the mobile phone disinfection device is used, the disinfection mobile phone 16 is vertically placed into the mobile phone containing cavity 2, the disinfection mobile phone 16 is supported by the moving bracket 6 in the mobile phone containing cavity 2, the ultraviolet lamp 3 is used for disinfecting the mobile phone, the wireless charger 4 is arranged to charge the disinfection mobile phone 16, after disinfection is completed, the stepping motor 9 acts, the lead screw 10 rotates to drive the moving bracket 6 to ascend, the disinfection mobile phone 16 is automatically lifted, when the lead screw nut 8 supports the elastic touch switch of the limit switch 17, the stepping motor 9 stops acting, the disinfection mobile phone 16 extends out of the mobile phone containing cavity 2, and the disinfection mobile phone 16 can be directly taken out, so that multiple functions of disinfection, charging and automatic taking-out of the disinfection mobile phone 16 are achieved.
Example 2
This example differs from example 1 in that:
the motor support 12 is provided with a motor shaft sleeve 14, a connecting piece 15 is rotationally fixed in the motor shaft sleeve 14, and a motor shaft of the stepping motor 9 is fixedly connected with the bottom of the screw rod 10 through the connecting piece 15.
The installing port that is used for installing ultraviolet lamp 3 is seted up to the front panel of casing 1, and the whole card of ultraviolet lamp 3 is established in the installing port, and ultraviolet lamp 3's light source end is just facing to the inside of cell-phone holding chamber 2, and the card is established the ultraviolet lamp 3 easy maintenance dismantlement or the change of installation.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a perpendicular money electric lift cell-phone sterilizer, includes casing (1), a serial communication port, vertical cell-phone holding chamber (2) of being used for accomodating disinfection cell-phone (16) of offering in casing (1), the inside wall in cell-phone holding chamber (2) is equipped with and is used for carrying out sterile ultraviolet lamp (3) and be used for carrying out wireless (4) of filling that charges to disinfection cell-phone (16), and the interior bottom of cell-phone holding chamber (2) is equipped with motion bracket (6) that are used for holding the cell-phone, and the lateral wall of casing (1) is equipped with the lead screw actuating mechanism who is used for driving motion bracket (6) vertical lift, the interior bottom of casing (1) is equipped with and is used for filling ultraviolet lamp (3), wireless (4) and the rechargeable battery of lead screw actuating mechanism power supply and the controller that is used for controlling.
2. The vertical electric lifting mobile phone sterilizer as claimed in claim 1, wherein the front panel of the housing (1) is vertically provided with two vertical openings side by side, the moving bracket (6) comprises a bracket slot box (60) for supporting the sterilizing mobile phone (16) and an extending connecting rod (61) for connecting with the screw rod driving mechanism, the bracket slot box (60) is vertically slidably clamped in the mobile phone accommodating cavity (2), the extending connecting rod (61) is fixed at the left and right sides of the front panel of the bracket slot box (60), and the extending connecting rod (61) extends out of the front panel of the housing (1) through the vertical openings and is connected with the screw rod driving mechanism.
3. The vertical electric lifting mobile phone sterilizer of claim 2, wherein the lead screw driving mechanism comprises a stepping motor (9), a lead screw (10) and a polished rod (11), the stepping motor (9) and the screw rod (10) are respectively vertically and rotatably fixed between the motor bracket (12) and the screw rod fixing frame (13), the motor bracket (12) and the screw rod fixing frame (13) are respectively and horizontally fixed at the bottom and the top of the front panel of the shell (1), step motor (9) are installed in motor support (12) bottom, and the motor shaft and lead screw (10) transmission of step motor (9) link to each other, and extension connecting rod (61) on motion bracket (6) left cover through polished rod nut (7) slip cover establish on polished rod (11) pole wall, and extension connecting rod (61) on motion bracket (6) right side cover establish on lead screw (10) pole wall through lead screw nut (8) screw thread.
4. The vertical electric lifting mobile phone sterilizer as claimed in claim 3, wherein the motor support (12) is provided with a motor shaft sleeve (14), a connecting piece (15) is rotationally fixed in the motor shaft sleeve (14), and a motor shaft of the stepping motor (9) is fixedly connected with the bottom of the screw rod (10) through the connecting piece (15).
5. The vertical electric lifting mobile phone sterilizer as claimed in claim 3, wherein a limit switch (17) is arranged at the top of the front panel of the shell (1), the output end of the limit switch (17) is electrically connected with the input end of the controller, and a spring action contact part for contacting with the lead screw nut (8) is arranged at the bottom of the limit switch (17).
6. The vertical electric lifting mobile phone sterilizer as claimed in claim 1, wherein the ultraviolet lamp (3) is arranged at the front panel of the housing (1), the wireless charger (4) is arranged at the rear panel of the housing (1), and the front panel of the housing (1) is provided with a plurality of mounting holes for adjusting the mounting position of the ultraviolet lamp (3).
7. The vertical electric lifting mobile phone sterilizer of claim 1, wherein the front panel of the housing (1) is provided with a mounting opening for mounting the ultraviolet lamp (3), the ultraviolet lamp (3) is integrally clamped in the mounting opening, and the light source end of the ultraviolet lamp (3) is just opposite to the inside of the mobile phone accommodating cavity (2).
8. The vertical electric lifting mobile phone sterilizer as claimed in claim 1, wherein a silicone cover (5) is covered on the top of the mobile phone accommodating cavity (2), and the side edge of the silicone cover (5) is connected to the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021155543.8U CN213048370U (en) | 2020-06-21 | 2020-06-21 | Erect money electric lift cell-phone sterilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021155543.8U CN213048370U (en) | 2020-06-21 | 2020-06-21 | Erect money electric lift cell-phone sterilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213048370U true CN213048370U (en) | 2021-04-27 |
Family
ID=75567700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021155543.8U Expired - Fee Related CN213048370U (en) | 2020-06-21 | 2020-06-21 | Erect money electric lift cell-phone sterilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213048370U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113162312A (en) * | 2021-03-23 | 2021-07-23 | 浙江捷昌线性驱动科技股份有限公司 | Portable linear actuator |
| CN115381975A (en) * | 2022-09-14 | 2022-11-25 | 东莞市亚腾电子有限公司 | Automatic sterilizing device for mobile phone |
-
2020
- 2020-06-21 CN CN202021155543.8U patent/CN213048370U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113162312A (en) * | 2021-03-23 | 2021-07-23 | 浙江捷昌线性驱动科技股份有限公司 | Portable linear actuator |
| CN115381975A (en) * | 2022-09-14 | 2022-11-25 | 东莞市亚腾电子有限公司 | Automatic sterilizing device for mobile phone |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213048370U (en) | Erect money electric lift cell-phone sterilizer | |
| CN212981120U (en) | Eppendorf storage device for pipe of sterilization | |
| CN209862582U (en) | Mobile ultraviolet disinfection earphone box | |
| CN113786502A (en) | Closed microphone degassing unit | |
| CN112600266B (en) | Sharing treasured base that charges of area disinfection function | |
| CN212940653U (en) | Wireless charging disinfection box | |
| CN216210566U (en) | Garage door control device and garage | |
| CN111342527A (en) | Wireless charging device with ultraviolet disinfection function | |
| KR102049360B1 (en) | Sterilization charger of mobile terminal | |
| CN213130985U (en) | Sterilizer with pressing type lifting device | |
| CN210201507U (en) | TWS intelligence lift storehouse of charging of uncapping | |
| CN210750418U (en) | Glasses disinfection box | |
| CN210534582U (en) | Movable fault analysis device for detecting solar street lamp controller | |
| CN213620992U (en) | Constant-temperature storage electronic communication component device | |
| CN213605227U (en) | Western medicine rack convenient to remove | |
| CN211380729U (en) | Curtain based on Internet of things | |
| CN110538336B (en) | Spectacle sterilizing box | |
| CN110762456A (en) | Artificial intelligence has voice control desk lamp of accomodating function | |
| CN211011132U (en) | Artificial intelligence has voice control desk lamp of accomodating function | |
| CN217115652U (en) | Battery charger capable of adjusting charging power | |
| CN112043140A (en) | Intelligent curtain controller | |
| CN219423350U (en) | Mobile phone disinfection device | |
| CN214140609U (en) | Small cyclone feeder convenient to install | |
| CN219764028U (en) | Ultraviolet sterilization device | |
| CN211629909U (en) | Wireless charging device with ultraviolet disinfection function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210427 |