CN213966314U - Novel medicament vibrates device - Google Patents
Novel medicament vibrates device Download PDFInfo
- Publication number
- CN213966314U CN213966314U CN202022972484.XU CN202022972484U CN213966314U CN 213966314 U CN213966314 U CN 213966314U CN 202022972484 U CN202022972484 U CN 202022972484U CN 213966314 U CN213966314 U CN 213966314U
- Authority
- CN
- China
- Prior art keywords
- rotating
- barrel
- rotating column
- vibration
- shaking
- 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
- 239000003814 drug Substances 0.000 title claims abstract description 65
- 238000007789 sealing Methods 0.000 claims description 10
- 230000035939 shock Effects 0.000 claims 3
- 239000007788 liquid Substances 0.000 abstract description 26
- 238000003756 stirring Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 238000003466 welding Methods 0.000 description 16
- 230000010355 oscillation Effects 0.000 description 8
- 229940079593 drug Drugs 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000857 drug effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 229940126680 traditional chinese medicines Drugs 0.000 description 1
Images
Landscapes
- Basic Packing Technique (AREA)
Abstract
本实用新型公开一种新型药剂震荡装置，装置主体的内部有两个移动板，移动板的顶端连接有震荡桶，震荡桶的中部转动连接转动柱，震荡桶的底端转动连接转动轴，转动轴和转动柱的外部均焊接齿轮，两个齿轮啮合，转动轴的底端焊接凸轮，转动柱的顶端延伸至震荡桶的内部，转动柱的顶端焊接转动板，转动板的顶端焊接弹性杆，弹性杆顶端连接承重球。转动柱的底端伸出震荡桶由电动机驱动。本实用新型的电动机带动转动柱转动，从而带动转动板转动，使弹性杆对药液进行搅拌，同时转动柱通过齿轮带动转动轴转动，从而带动凸轮转动，由于凸轮的重心偏心，可借助自身重力及惯性通过第一弹簧使震荡桶产生震动，使震荡桶内部的药液进行震荡混合，增强混合效果。
The utility model discloses a novel medicament shaking device. There are two moving plates inside the main body of the device, the top of the moving plates is connected with a shaking barrel, the middle part of the shaking barrel is rotatably connected to a rotating column, and the bottom end of the shaking barrel is rotatably connected with a rotating shaft. The outside of the shaft and the rotating column are welded with gears, the two gears are meshed, the bottom end of the rotating shaft is welded with a cam, the top of the rotating column extends to the inside of the vibration barrel, the top of the rotating column is welded with a rotating plate, and the top of the rotating plate is welded with an elastic rod. The top end of the elastic rod is connected with the load-bearing ball. The bottom end of the rotating column protrudes out of the vibration barrel and is driven by an electric motor. The motor of the utility model drives the rotating column to rotate, thereby driving the rotating plate to rotate, so that the elastic rod stirs the medicinal liquid, and at the same time, the rotating column drives the rotating shaft to rotate through the gear, thereby driving the cam to rotate. And the inertia makes the vibrating barrel vibrate through the first spring, so that the liquid medicine inside the vibrating barrel is oscillated and mixed, and the mixing effect is enhanced.
Description
Technical Field
The utility model relates to a medicament vibrates device technical field, especially relates to a novel medicament vibrates device.
Background
Corresponding medicines can be taken by patients in medical care, some medicines are formed by mixing a plurality of traditional Chinese medicines, and in order to prepare medicines with better drug effect, the mixed medicine solution needs to be continuously stirred, mixed and vibrated, so that the mixed medicine solution is fully and uniformly mixed.
Through search, the chinese patent publication No. CN211216417U discloses a mixing and oscillating device for processing pharmaceutical preparations, which comprises a pharmaceutical mixing box base, a pharmaceutical mixing box, a transmission unit and a mixing and stirring unit, wherein the pharmaceutical mixing box base comprises a mixing box base body, the transmission unit comprises a rotating motor and a first rotating wheel, the rotating disk II, the connecting axle, rotate wheel two and belt, the rotating electrical machines passes through bolted connection at the front surface of mixing box base body, the pivot of rotating electrical machines is passed through the shaft coupling and is rotated a round threaded connection, rotate wheel one through the connecting axle with rotate two threaded connection of wheel, it is connected with rotating disk two with rotating wheel two through the belt to rotate wheel two, mix the stirring unit and contain axis of rotation and puddler, the axis of rotation nestification is in rotating disk two, the lateral wall symmetric welding has the puddler about the axis of rotation, and the equal threaded connection of puddler has the silica gel stick, all nested vibrating motor in the silica gel stick.
The mixed oscillation device for medicament processing in the above patent has the following disadvantages: all be equipped with vibrating motor in every silica gel stick inside to make the silica gel stick vibration, the cost is higher, inconvenient maintenance simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the novel medicament that proposes vibrates device only needs a motor, and the cost is lower.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a novel medicament vibrates device, includes the device main part, there are two movable plates in the inside of device main part, the top of movable plate is connected with vibrates the bucket, and the middle part of vibrating the bucket is rotated and is connected with the rotation post, the outer bottom of vibrating the bucket is rotated the post next door and is rotated and be connected with the axis of rotation, the outside of axis of rotation with the outside of rotating the post all is connected with the gear, two gear engagement, the bottom of axis of rotation is connected with the cam, the top of rotating the post extends to vibrate the inside of bucket, the top of rotating the post is connected with the rotor plate, and the last surface connection of rotor plate has an elastic rod, the bottom of rotating the post is stretched out and is vibrated the bucket and by motor drive.
Foretell novel medicament vibrates device, the top of elastic rod is connected with the bearing ball.
Foretell novel medicament vibrating device, be connected with first spring between the movable plate and the inner wall of device main part.
Foretell novel medicament vibrates device, the elastic rod has many, and the equipartition is at the upper surface of rotor plate.
Foretell novel medicament oscillation device, be connected with two guide arms between two inner walls that the device main part is relative, it has first through-hole to open on two movable plates, and two guide arms pass the first through-hole on two movable plates perpendicularly, the movable plate in first through-hole department with the outer wall sliding connection of guide arm.
Foretell novel medicament vibrates device, two be connected with the backup pad between the movable plate, the backup pad upper surface is connected with the motor, the bottom of rotating the post with the backup pad is rotated and is connected, the bottom of rotating the post with all be connected with bevel gear, two bevel gear meshes on the output shaft of motor.
Foretell novel medicament vibrates device, vibrate one side of bucket and be connected with the hose, the hose extends to the outside of device main part, the other end of hose is connected with the valve.
Foretell novel medicament vibrates device, the inner wall connection of device main part has solid fixed ring, and solid fixed ring's inner wall is opened there is the draw-in groove, the outer wall connection who vibrates the bucket has a plurality of second springs, and the one end of second spring is connected with the support column, and the other end of support column rotates and is connected with the fixture block, fixture block and draw-in groove looks adaptation.
Foretell novel medicament vibrates device, the top of vibrating the bucket is connected with into the hopper, and the opening upper cover that goes into the hopper has closed sealed lid.
Foretell novel medicament vibrates device, go into the inner wall of hopper with the lateral wall of sealed lid all is connected with magnet.
Foretell novel medicament vibrates device, the top of movable plate with vibrate the bucket welding.
The utility model has the advantages that:
1. through the arrangement of the rotating column, the rotating shaft, the gear and the cam, the motor can drive the rotating column to rotate so as to drive the rotating plate to rotate, so that the elastic rod can stir the liquid medicine in the oscillating barrel, meanwhile, the rotating column drives the rotating shaft to rotate through the gear so as to drive the cam to rotate, and the cam rotates;
2. through the arrangement of the guide rod and the first spring, the guide rod can enable the vibration barrel to vibrate horizontally, so that the vibration direction is controlled, and the vibration stability is improved;
3. by arranging the bearing ball and the elastic rod, when the vibration barrel vibrates, the elastic rod can vibrate and deform through the bearing ball, so that liquid medicine is vibrated and mixed, and the vibration effect of the elastic rod can be enhanced through the bearing ball;
4. by arranging the feeding hopper and the sealing cover, the feeding hopper is convenient for adding liquid medicine into the vibrating barrel, and the sealing cover can prevent the liquid medicine from splashing out during vibration;
5. through setting up magnet, two magnet inter attraction can make sealed lid fixed, when avoiding shaking the bucket and vibrate, make sealed lid departure.
Drawings
Fig. 1 is a cross-sectional view of the overall structure of a novel drug oscillator device according to embodiment 3;
fig. 2 is a schematic sectional view of a front view of a novel drug oscillator device in embodiment 3;
fig. 3 is a schematic sectional view of a front view of a novel drug oscillator device in embodiment 4.
In the figure: 1-device body, 2-guide rod, 3-moving plate, 4-support plate, 5-first spring, 6-hose, 7-oscillating barrel, 8-rotating plate, 9-elastic rod, 10-bearing ball, 11-feeding hopper, 12-sealing cover, 13-second spring, 14-support column, 15-fixture block, 16-fixing ring, 17-gear, 18-rotating shaft, 19-cam, 20-rotating column, 21-motor and 22-magnet.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, a fixed connection, a removable connection, or an integral connection or a removable arrangement. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example 1
The utility model provides a novel medicament oscillating device, includes device main part 1, there are two movable plates 3 in the inside of device main part 1, the top of movable plate 3 is connected with vibrates bucket 7, and the middle part rotation of vibrating bucket 7 is connected with rotation post 20, the outer bottom end of vibrating bucket 7 rotates the next door of post 20 and rotates and be connected with axis of rotation 18, the outside of axis of rotation 18 with the outside of rotating post 20 all has welded gear 17, two gear 17 meshing, the bottom welding of axis of rotation 18 has cam 19, the top of rotating post 20 extends to vibrate the inside of bucket 7, the top welding of rotating post 20 has rotor plate 8, and the top welding of rotor plate 8 has flexible pole 9, the bottom of rotating post 20 is stretched out and is vibrated the bucket and driven by motor 21.
Example 2
Based on embodiment 1, embodiment 2 lists a plurality of preferable technical features, and embodiment 1 can be combined with one or more of them to form a plurality of new and different technical solutions.
Preferably, in the novel medicine oscillating device, the top end of the elastic rod 9 is welded with a bearing ball 10.
Preferably, in the novel drug oscillation device, a first spring 5 is welded between the moving plate 3 and the inner wall of the device body 1.
Preferably, in the novel medicament oscillating device, the top end of the moving plate 3 is welded with the oscillating barrel 7.
Preferably, two guide rods 2 are connected between two opposite inner walls of the device body 1, first through holes are formed in the two movable plates 3, the two guide rods 2 vertically penetrate through the first through holes in the two movable plates 3, and the movable plates 3 are slidably connected with the outer walls of the guide rods 2 at the first through holes.
Preferably, foretell novel medicament vibrates device, two the welding has backup pad 4 between the movable plate 3, and backup pad 4 upper surface is connected with motor 21, the bottom of rotating the post 20 with backup pad 4 rotates to be connected, the bottom of rotating the post 20 with all the welding has bevel gear, two bevel gear meshes on the output shaft of motor 21.
Preferably, in the novel medicine oscillating device, one side of the oscillating barrel 7 is connected with a hose 6, the hose 6 extends to the outside of the device main body 1, and the other end of the hose is connected with a valve.
Preferably, foretell novel medicament vibrates device, the inner wall welding of device main part 1 has solid fixed ring 16, and solid fixed ring 16's inner wall is opened there is the draw-in groove, the outer wall connection that vibrates bucket 7 has a plurality of second springs 13, and the one end of second spring 13 is connected with support column 14, and the other end of support column 14 rotates and is connected with fixture block 15, fixture block 15 and draw-in groove looks adaptation.
Preferably, in the novel medicament oscillating device, the top end of the oscillating barrel 7 is welded with the feeding hopper 11, and the opening of the feeding hopper 11 is covered by the sealing cover 12.
Preferably, in the novel medicine oscillating device, the inner wall of the feeding hopper 11 and the outer wall of the sealing cover 12 are both connected with the magnet 22.
Example 3
Referring to fig. 1-2, a novel medicament oscillating device, comprising a device main body 1, two moving plates 3 are placed inside the device main body 1, a first spring 5 is welded between the moving plates 3 and the inner wall of the device main body 1, an oscillating barrel 7 is welded at the top end of the moving plates 3, a rotating column 20 is rotatably connected at the middle part of the oscillating barrel 7, a rotating shaft 18 is rotatably connected at the bottom end of the oscillating barrel 7, gears 17 are welded on the outer part of the rotating shaft 18 and the outer part of the rotating column 20, the two gears 17 are meshed, a cam 19 is welded at the bottom end of the rotating shaft 18, the top end of the rotating column 20 extends into the oscillating barrel 7, a rotating plate 8 is welded at the top end of the rotating column 20, an elastic rod 9 is welded at the top end of the rotating plate 8, the rotating plate 8 is driven to rotate by the rotating column 20, the elastic rod 9 is used for stirring the liquid medicament inside the oscillating barrel 7, and the rotating column 20 drives the rotating shaft 18 to rotate by the gear 17, thereby drive cam 19 and rotate, cam 19 rotates, because the focus of cam 19 is eccentric, can vibrate bucket 7 production vibrations through first spring 5 with the help of self gravity and inertia, makes and vibrate the inside liquid medicine of bucket 7 and vibrate the mixture.
Wherein, the inside welding of device main part 1 has two guide arms 2, and two first through-holes have been seted up to one side of movable plate 3, and movable plate 3 can make through guide arm 2 and vibrate 7 horizontal vibrations of bucket, control vibrations direction, promote the stability of vibrations in first through-hole department and the outer wall sliding connection of guide arm 2.
Wherein, the welding has backup pad 4 between two movable plates 3, and the top of backup pad 4 is connected with motor 21, and the bottom and the backup pad 4 of rotating post 20 rotate to be connected, and all the welding has bevel gear on rotating post 20 and bottom and motor 21's the output shaft, and two bevel gear meshes can drive rotating post 20 through motor 21 and rotate to when stirring the inside liquid medicine of oscillating bucket 7, make oscillating bucket 7 vibrate, strengthen the mixed effect of liquid medicine.
Wherein, vibrate one side of bucket 7 and be connected with hose 6, hose 6 extends to the outside of device main part 1, and the one end of hose 6 is connected with the valve, can discharge the liquid medicine of mixture through hose 6, and the hose can exert an influence to the vibrations of vibrating bucket 7 simultaneously.
Wherein, the top welding of elastic rod 9 has bearing ball 10, when vibrating 7 vibrations of bucket, can make elastic rod 9 vibrations deformation through bearing ball 10 to vibrate the mixture to the liquid medicine, bearing ball 10 can strengthen the vibrations effect of elastic rod 9.
Wherein, the inner wall welding of device main part 1 has solid fixed ring 16, and the draw-in groove has been seted up to solid fixed ring 16's inner wall, and the outer wall welding that vibrates bucket 7 has a plurality of second springs 13, and the one end welding of second spring 13 has support column 14, and the one end of support column 14 is rotated and is connected with fixture block 15, and fixture block 15 and draw-in groove looks adaptation can promote the stability of vibrating bucket 7 and vibrating through second spring 13.
Wherein, vibrate the top welding of bucket 7 and have into hopper 11, go into the inside of hopper 11 and be equipped with sealed lid 12, be convenient for through going into hopper 11 to the inside interpolation liquid medicine that vibrates bucket 7, sealed lid 12 can prevent that the liquid medicine from spilling when shaking.
The working principle is as follows: the motor 21 can drive the rotating column 20 to rotate, so as to drive the rotating plate 8 to rotate, so that the elastic rod 9 can stir the liquid medicine in the oscillating barrel 7, meanwhile, the rotating column 20 drives the rotating shaft 18 to rotate through the gear 17, so as to drive the cam 19 to rotate, the cam 19 rotates, so that the oscillating barrel 7 generates vibration through the first spring 5, and the liquid medicine in the oscillating barrel 7 is oscillated and mixed;
the oscillating barrel 7 can horizontally oscillate through the guide rod 2, so that the oscillation direction is controlled, and the oscillation stability is improved;
the mixed liquid medicine can be discharged through the hose 6, and the hose can influence the vibration of the vibration barrel 7;
when the vibration barrel 7 vibrates, the elastic rod 9 is vibrated and deformed through the bearing ball 10, so that liquid medicine is vibrated and mixed, and the bearing ball 10 can enhance the vibration effect of the elastic rod 9;
through going into hopper 11 and being convenient for add the liquid medicine to the inside of shaking bucket 7, sealed lid 12 can prevent that the liquid medicine from spilling when shaking.
Example 4
Referring to fig. 3, a novel medicament vibrates device, this embodiment is compared in embodiment 1, and in order to increase the practicality of device, the inner wall of going into hopper 11 and the lateral wall of sealed lid 12 all are connected with magnet 22, and two magnet 22 inter attraction can make sealed lid 12 fixed, when avoiding vibrating bucket 7 and vibrating, make sealed lid 12 fly out.
The working principle is as follows: the motor 21 can drive the rotating column 20 to rotate, so as to drive the rotating plate 8 to rotate, so that the elastic rod 9 can stir the liquid medicine in the oscillating barrel 7, meanwhile, the rotating column 20 drives the rotating shaft 18 to rotate through the gear 17, so as to drive the cam 19 to rotate, the cam 19 rotates, so that the oscillating barrel 7 generates vibration through the first spring 5, and the liquid medicine in the oscillating barrel 7 is oscillated and mixed;
the oscillating barrel 7 can horizontally oscillate through the guide rod 2, so that the oscillation direction is controlled, and the oscillation stability is improved;
the mixed liquid medicine can be discharged through the hose 6, and the hose can influence the vibration of the vibration barrel 7;
when the vibration barrel 7 vibrates, the elastic rod 9 is vibrated and deformed through the bearing ball 10, so that liquid medicine is vibrated and mixed, and the bearing ball 10 can enhance the vibration effect of the elastic rod 9;
the feeding hopper 11 is convenient for adding liquid medicine into the vibrating barrel 7, and the sealing cover 12 can prevent the liquid medicine from splashing during vibration;
the two magnets 22 attract each other to fix the sealing cover 12, so as to prevent the sealing cover 12 from flying out when the oscillation barrel 7 oscillates.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022972484.XU CN213966314U (en) | 2020-12-11 | 2020-12-11 | Novel medicament vibrates device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022972484.XU CN213966314U (en) | 2020-12-11 | 2020-12-11 | Novel medicament vibrates device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213966314U true CN213966314U (en) | 2021-08-17 |
Family
ID=77242280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022972484.XU Expired - Fee Related CN213966314U (en) | 2020-12-11 | 2020-12-11 | Novel medicament vibrates device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213966314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118811977A (en) * | 2024-07-26 | 2024-10-22 | 江苏纳斯卡新材料科技有限公司 | A yarn dyeing and weaving wastewater treatment equipment |
-
2020
- 2020-12-11 CN CN202022972484.XU patent/CN213966314U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118811977A (en) * | 2024-07-26 | 2024-10-22 | 江苏纳斯卡新材料科技有限公司 | A yarn dyeing and weaving wastewater treatment equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS61290946A (en) | Apparatus for producing casting material | |
| CN213966314U (en) | Novel medicament vibrates device | |
| JPS6350054B2 (en) | ||
| CN216296058U (en) | Intravenous medicine mixing and blending device | |
| CN213160546U (en) | A vibrating mixer for drug preparation | |
| CN110394103A (en) | Reagent oscillating uniform device | |
| CN114797570A (en) | Medicine mixing preparation device for combination of traditional Chinese medicine and western medicine | |
| JP2006006372A (en) | Malaxation apparatus for dental restoration | |
| CN207929115U (en) | A kind of liquid drug automatic stirring mixing arrangement | |
| CN113274927A (en) | Medicine bottle oscillation device based on medical treatment medicament has anti-sedimentation mechanism | |
| CN111662775A (en) | Vibration agitating unit of sesame oil | |
| CN216260263U (en) | A pharmacy liquid mixing device | |
| CN218131430U (en) | Three-dimensional oscillation ultrasonic water bath device for high-viscosity liquid | |
| CN217100559U (en) | Filling equipment for hair nursing cream | |
| CN213101895U (en) | A raw material mixing device for producing sodium silicate | |
| CN213593329U (en) | Vibration type ABS modified material equal-proportion blending equipment | |
| CN223196893U (en) | Liquid medicine oscillation mixing device | |
| CN220634012U (en) | Reagent shakes even support | |
| CN209848456U (en) | A kind of stainless steel filter for producing felodipine | |
| CN216144592U (en) | Oscillator for blood sample releasing agent preliminary treatment | |
| CN213885962U (en) | Medicine vibration device is used in department of general surgery's nursing | |
| CN115228519A (en) | Droplet generation drive mechanism | |
| CN114870659A (en) | Medicine that medical care used shakes even device | |
| CN218422392U (en) | a drug shaker | |
| CN221471625U (en) | Vibration mixing device for cell culture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210817 |