CN210964188U - Resident's bathing water waste heat utilization auxiliary device - Google Patents

Resident's bathing water waste heat utilization auxiliary device Download PDF

Info

Publication number
CN210964188U
CN210964188U CN201920986076.4U CN201920986076U CN210964188U CN 210964188 U CN210964188 U CN 210964188U CN 201920986076 U CN201920986076 U CN 201920986076U CN 210964188 U CN210964188 U CN 210964188U
Authority
CN
China
Prior art keywords
treatment box
box
auxiliary device
heat utilization
resident
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
Application number
CN201920986076.4U
Other languages
Chinese (zh)
Inventor
梁树全
孙强
丁广伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tangshan Jianlong Special Steel Co ltd
Original Assignee
Tangshan Jianlong Special Steel Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tangshan Jianlong Special Steel Co ltd filed Critical Tangshan Jianlong Special Steel Co ltd
Priority to CN201920986076.4U priority Critical patent/CN210964188U/en
Application granted granted Critical
Publication of CN210964188U publication Critical patent/CN210964188U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Devices For Medical Bathing And Washing (AREA)

Abstract

The utility model relates to the technical field of recycling auxiliary devices, in particular to a waste heat utilization auxiliary device for residential bathing water, which can clean a filter screen on line and reduce the influence on the working process; the water treatment device comprises a treatment box, a collection box and a filter screen, wherein a working cavity is arranged in the treatment box, a box cover is detachably and hermetically arranged at an opening at the right end of the treatment box, a water inlet pipe is communicated with the left half area at the top end of the treatment box, a first control valve and a water pump are arranged on the water inlet pipe, a connection pipe is communicated with the right half area at the bottom end of the treatment box, a placing cavity is arranged in the collection box, a connection hole is arranged in the right half area at the top end of the collection box, a water outlet pipe is communicated with the lower; the multifunctional cleaning box is characterized by further comprising a motor, a supporting plate, a mounting seat and a mounting plate, wherein a rotating hole is transversely formed in the central area of the left side wall of the cleaning box, a transmission shaft is arranged at the output end of the right part of the motor, and a plurality of groups of bristles are arranged on the right side wall of the mounting plate.

Description

Resident's bathing water waste heat utilization auxiliary device
Technical Field
The utility model relates to a recycle auxiliary device's technical field especially relates to a resident's bathing water waste heat utilization auxiliary device.
Background
As is well known, the waste heat utilization auxiliary device for the resident bath water is an auxiliary device for recycling waste heat of the resident bath water, and is widely used in the field of recycling; the existing resident bathing water waste heat utilization auxiliary device comprises a treatment box, a collection box and a filter screen, wherein a working cavity is arranged inside the treatment box, the working cavity is communicated with the right end of the treatment box, a box cover is detachably and hermetically arranged at the opening of the right end of the treatment box, a water inlet pipe is communicated with the left half area of the top end of the treatment box, a first control valve and a water pump are arranged on the water inlet pipe, the filter screen is longitudinally arranged in the working cavity, a connecting pipe is communicated with the right half area of the bottom end of the treatment box, a placing cavity is arranged inside the collection box, a connecting hole is arranged in the right half area of the top end of the collection box, the output end of the connecting pipe is; when the existing resident bathing water waste heat utilization auxiliary device is used, the first control valve and the water pump are opened, the second control valve is closed, bathing water enters from the input end of the water inlet pipe and enters into the working cavity, enters from the input end of the connecting pipe after being filtered by the filter screen and then enters into the placing cavity for collection; the existing resident bathing water waste heat utilization auxiliary device finds that the filter screen is easy to block after being used for a long time, and needs to be stopped to clean the filter screen, so that the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a can clear up the filter screen on line, reduce the influence to the work process, improve work efficiency's resident bathing water waste heat utilization auxiliary device.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device, including processing case, collecting box and filter screen, the inside working chamber that is provided with of processing case, working chamber and processing case right-hand member intercommunication, processing case right-hand member opening part can be dismantled sealedly and be provided with the case lid, processing case top left half regional intercommunication is provided with the oral siphon, be provided with first control valve and water pump on the oral siphon, the filter screen is vertically installed in the working chamber, processing case bottom right half regional intercommunication is provided with the connecting pipe, the inside chamber of placing that is provided with of collecting box, collecting box top right half regional intercommunication is provided with the connecting hole, the connecting pipe output end is connected with the connecting hole sealing, collecting box left side wall lower half regional intercommunication is provided with the; still include motor, backup pad, mount pad and mounting panel, handle case left side wall central zone and transversely be provided with the rotation hole, the backup pad right-hand member is connected with the second region of processing case left side wall, the mount pad top is connected with the motor bottom, and the mount pad bottom is connected with the first region of backup pad top, motor right part output is provided with the transmission shaft, the transmission shaft right-hand member passes and rotates the hole and stretch into to the work intracavity, mechanical seal between the downthehole lateral wall of transmission shaft and rotation, and the transmission shaft right-hand member is connected with the second region of mounting panel left side wall, the mounting panel is located the work intracavity, and the mounting panel right side wall is provided with the multiunit brush hair, tight filter screen left side wall is.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device still includes baffle, left bolt and right bolt, and the left half region of processing bottom of the case end is provided with row's miscellaneous mouthful, arrange miscellaneous mouthful and working chamber intercommunication, the left half region of processing bottom of the case end is provided with left thread groove and right thread groove, the left half region of baffle top and the right half region vertically are provided with left screw hole and right screw hole respectively, left side bolt and right bolt top spiral shell dress pass left screw hole and right screw hole respectively and spiral shell dress to left thread groove and right thread inslot respectively, are provided with sealed the pad between baffle top and the processing bottom of the case end.
The utility model discloses a resident bathing water waste heat utilization auxiliary device still includes the casing, the inside inner chamber that is provided with of casing, inner chamber and casing right-hand member intercommunication, casing right-hand member and processing case left side wall central zone are connected, and casing left side wall is provided with the multiunit louvre.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device still includes the stabilizer bar, stabilizer bar top and mounting plate left side wall central area are connected, stabilizer bar bottom and transmission shaft top right half area connection.
The utility model discloses a resident bathing water waste heat utilization auxiliary device still includes four group's landing legs, four group's landing leg tops are connected with collecting box bottom left front side, right front side, left rear side and right rear side respectively.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device, lateral wall central area is provided with the observation hole before the collecting box to be provided with the transparent plate in observation hole department.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device still includes the thermometer, top lateral wall central zone is connected in thermometer top and the collecting box, and the thermometer detection end is located the below.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device is provided with the third control valve on the connecting pipe.
Compared with the prior art, the beneficial effects of the utility model are that: opening a first control valve and a water pump, closing a second control valve, enabling bathing water to enter from the input end of a water inlet pipe and enter into a working cavity, enabling the bathing water to enter from the input end of a connecting pipe after being filtered by a filter screen and then enter into a placing cavity for collection, enabling a motor to be electrified when a large amount of sundries exist on the surface of the filter screen after being used for a period of time, enabling the motor to drive a transmission shaft to rotate, enabling the transmission shaft to drive a mounting plate to rotate, enabling no liquid to flow out from the space between the transmission shaft and the inner side wall of a rotating hole due to the fact that a plurality of groups of bristles are arranged on the right side wall of the mounting plate and the right ends of the plurality of groups of bristles are attached to the left side wall of the filter screen, enabling the plurality of groups of bristles to clean the sundries on the filter screen when the transmission shaft drives, the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic right side view of the connection of the collection box and the transparent panel;
FIG. 3 is an enlarged view of a portion of FIG. 1;
FIG. 4 is an enlarged view of a portion B of FIG. 1;
in the drawings, the reference numbers: 1. a treatment tank; 2. a collection box; 3. filtering with a screen; 4. a working chamber; 5. a box cover; 6. a water inlet pipe; 7. a first control valve; 8. a water pump; 9. a connecting pipe; 10. a placement chamber; 11. a water outlet pipe; 12. a second control valve; 13. a motor; 14. a support plate; 15. a mounting seat; 16. mounting a plate; 17. a drive shaft; 18. brushing; 19. a baffle plate; 20. a left bolt; 21. a right bolt; 22. a gasket; 23. a housing; 24. an inner cavity; 25. heat dissipation holes; 26. a stabilizer bar; 27. a support leg; 28. a transparent plate; 29. a thermometer; 30. and a third control valve.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, the utility model discloses a resident's bathing water waste heat utilization auxiliary device, including processing case 1, collecting box 2 and filter screen 3, processing case 1 is inside to be provided with working chamber 4, working chamber 4 communicates with processing case 1 right-hand member, processing case 1 right-hand member opening part can be dismantled sealedly and be provided with case lid 5, processing case 1 top left half regional intercommunication is provided with inlet pipe 6, inlet pipe 6 is provided with first control valve 7 and water pump 8, filter screen 3 is vertically installed in working chamber 4, processing case 1 bottom right half regional intercommunication is provided with connecting pipe 9, collecting box 2 is inside to be provided with and to place chamber 10, collecting box 2 top right half regional setting has the connecting hole, the connecting pipe 9 output is connected with the connecting hole sealing, collecting box 2 left side wall lower half regional intercommunication is provided with outlet pipe 11, be provided with second control valve 12 on outlet pipe 11; the left side wall of the treatment box 1 is transversely provided with a rotating hole in the central area, the right end of the support plate 14 is connected with the lower half area of the left side wall of the treatment box 1, the top end of the mounting seat 15 is connected with the bottom end of the motor 13, the bottom end of the mounting seat 15 is connected with the left half area of the top end of the support plate 14, the output end of the right part of the motor 13 is provided with a transmission shaft 17, the right end of the transmission shaft 17 penetrates through the rotating hole and extends into the working chamber 4, mechanical seal is arranged between the transmission shaft 17 and the inner side wall of the rotating hole, the right end of the transmission shaft 17 is connected with the lower half area of the left side wall of the mounting plate 16, the mounting plate 16 is positioned in the working chamber 4, the right side wall of the; opening a first control valve and a water pump, closing a second control valve, enabling bathing water to enter from the input end of a water inlet pipe and enter into a working cavity, enabling the bathing water to enter from the input end of a connecting pipe after being filtered by a filter screen and then enter into a placing cavity for collection, enabling a motor to be electrified when a large amount of sundries exist on the surface of the filter screen after being used for a period of time, enabling the motor to drive a transmission shaft to rotate, enabling the transmission shaft to drive a mounting plate to rotate, enabling no liquid to flow out from the space between the transmission shaft and the inner side wall of a rotating hole due to the fact that a plurality of groups of bristles are arranged on the right side wall of the mounting plate and the right ends of the plurality of groups of bristles are attached to the left side wall of the filter screen, enabling the plurality of groups of bristles to clean the sundries on the filter screen when the transmission shaft drives, the working efficiency is improved.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device still includes baffle 19, left bolt 20 and right bolt 21, and the left half regional setting in treatment box 1 bottom has row's miscellaneous mouthful, arranges miscellaneous mouthful and working chamber 4 intercommunication, and the left half regional setting in treatment box 1 bottom has left thread groove and right thread groove, and the left half regional setting on baffle 19 top and right half regional setting vertically respectively has left screw hole and right screw hole, and left bolt 20 and right bolt 21 top screw dress respectively pass left screw hole and right screw hole and screw dress respectively to left thread groove and right thread groove, is provided with sealed pad 22 between baffle 19 top and treatment box 1 bottom; the baffle can be detached by screwing off the left bolt and the right bolt, and sundries in the working cavity are discharged from the sundry discharging opening, so that the use convenience is improved.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device, still include casing 23, the inside of casing 23 is provided with inner chamber 24, inner chamber 24 communicates with the right-hand member of casing 23, the right-hand member of casing 23 is connected with the central region of the left side wall of treatment box 1, the left side wall of casing 23 is provided with multiunit louvre 25; the casing can play dirt-proof effect to the motor, and the heat that produces in the motor operation process can discharge from the louvre of organizing, prolongs the life of motor.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device, still include stabilizer bar 26, the stabilizer bar 26 top is connected with the central area of the left sidewall of mounting panel 16, the stabilizer bar 26 bottom is connected with the right half area on the top of transmission shaft 17; the stabilizer bar can play support and reinforced effect to the mounting panel, improves and uses the reliability.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device, still include four groups of landing legs 27, the top of four groups of landing legs 27 is connected with left front side, right front side, left rear side and right rear side of collecting box 2 bottom respectively; the four groups of supporting legs can support the collecting box, so that the use stability is improved.
The utility model discloses a resident bathing water waste heat utilization auxiliary device, the central area of the front side wall of a collecting box 2 is provided with an observation hole, and a transparent plate 28 is arranged at the observation hole; staff's accessible transparent plate is observed placing the water level and the quality of water of intracavity, improves and uses the controllability.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device, still include thermometer 29, the top of thermometer 29 is connected with the central area of the inner top lateral wall of collecting box 2, the detection end of thermometer 29 is located below; the thermometer can show the temperature of water in the working chamber, improves the reliability of use.
The utility model relates to a resident bathing water waste heat utilization auxiliary device, a third control valve 30 is arranged on a connecting pipe 9; the third control valve can cut off the water flow entering the placing cavity in time, and the use controllability is improved.
The utility model discloses a resident's bathing water waste heat utilization auxiliary device, it is at work, open first control valve and water pump, close the second control valve, the bathing water gets into from the oral siphon input, get into the work intracavity, get into from the connecting pipe input after the filtration of filter screen, later get into and place the intracavity and collect, after using for a period of time, there are a large amount of debris on the filter screen surface, the motor is circular telegram, motor drive transmission shaft rotates, the transmission shaft drives the mounting panel to rotate, because the right lateral wall of mounting panel is provided with multiunit brush hair, and multiunit brush hair right-hand member pastes the left lateral wall of filter screen tightly, when the transmission shaft drives the mounting panel to rotate, multiunit brush hair clears up debris on the filter screen, because mechanical seal between transmission shaft and the downthehole lateral wall of rotating, make liquid not flow out from between transmission shaft, therefore, the filter screen can be cleaned on line without being described much, so that the influence on the working process is reduced, and the working efficiency is improved; the baffle can be detached by screwing off the left bolt and the right bolt, and sundries in the working cavity are discharged from the sundry discharge port, so that the use convenience is improved; the shell can play a dustproof role in the motor, and heat generated in the running process of the motor can be discharged from the multiple groups of heat dissipation holes, so that the service life of the motor is prolonged; the stabilizer bar can support and reinforce the mounting plate, so that the use reliability is improved; the four groups of supporting legs can support the collecting box, so that the use stability is improved; the water level and the water quality in the placing cavity can be observed through the transparent plate by workers, so that the use controllability is improved; the thermometer can display the water temperature in the working cavity, so that the use reliability is improved; the third control valve can cut off the water flow entering the placing cavity in time, and the use controllability is improved.
The utility model discloses a motor and the water pump that resident's bathing water waste heat utilization auxiliary device used all purchase from the market, only need install according to the description use can.
The utility model discloses a resident bathing water waste heat utilization auxiliary device, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to the concrete structure, model and the coefficient index of its all parts are its from taking the technique, as long as can reach all can implement of its beneficial effect, so do not add at much and give unnecessary details.
The utility model relates to a waste heat utilization auxiliary device for resident bath water, under the condition that the opposite explanation is not given, the directional terms "up, down, left, right, front, back, inside, and outside, and vertical and horizontal" included in the term merely represent the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, 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 also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A resident bathing water waste heat utilization auxiliary device comprises a treatment box (1), a collection box (2) and a filter screen (3), wherein a working cavity (4) is arranged inside the treatment box (1), the working cavity (4) is communicated with the right end of the treatment box (1), a box cover (5) is detachably and hermetically arranged at the opening of the right end of the treatment box (1), a water inlet pipe (6) is communicated with the left half area of the top end of the treatment box (1), a first control valve (7) and a water pump (8) are arranged on the water inlet pipe (6), the filter screen (3) is longitudinally arranged in the working cavity (4), a connecting pipe (9) is communicated with the right half area of the bottom end of the treatment box (1), a placing cavity (10) is arranged inside the collection box (2), a connecting hole is arranged in the right half area of the top end of the collection box (2), the output end of the connecting pipe (9) is hermetically connected with, a second control valve (12) is arranged on the water outlet pipe (11); it is characterized in that the cleaning device also comprises a motor (13), a support plate (14), a mounting seat (15) and a mounting plate (16), wherein a rotation hole is transversely arranged in the central region of the left side wall of the treatment box (1), the right end of the support plate (14) is connected with the lower half region of the left side wall of the treatment box (1), the top end of the mounting seat (15) is connected with the bottom end of the motor (13), the bottom end of the mounting seat (15) is connected with the left half region of the top end of the support plate (14), the right output end of the motor (13) is provided with a transmission shaft (17), the right end of the transmission shaft (17) passes through the rotation hole and extends into the working chamber (4), the inner side wall of the transmission shaft (17) and the rotation hole is mechanically sealed, the right end of the transmission shaft (17) is connected with the lower half region of the left side wall of the mounting plate (16), the mounting plate (, the right ends of the multiple groups of brush hairs (18) are tightly attached to the left side wall of the filter screen (3).
2. The resident bathing water waste heat utilization auxiliary device as claimed in claim 1, further comprising a baffle plate (19), a left bolt (20) and a right bolt (21), wherein a trash discharge port is arranged in the left half area of the bottom end of the treatment box (1), the trash discharge port is communicated with the working chamber (4), a left thread groove and a right thread groove are arranged in the left half area of the bottom end of the treatment box (1), a left threaded hole and a right threaded hole are respectively and longitudinally arranged in the left half area and the right half area of the top end of the baffle plate (19), the top ends of the left bolt (20) and the right bolt (21) are respectively screwed through the left threaded hole and the right threaded hole and are respectively screwed into the left thread groove and the right thread groove, and a sealing gasket (22) is arranged between the top end of the baffle plate (19) and the bottom end of the treatment box (1).
3. A resident bathing water waste heat utilization auxiliary device as claimed in claim 2, further comprising a housing (23), wherein an inner cavity (24) is arranged inside the housing (23), the inner cavity (24) is communicated with the right end of the housing (23), the right end of the housing (23) is connected with the central area of the left side wall of the treatment box (1), and the left side wall of the housing (23) is provided with a plurality of groups of heat dissipation holes (25).
4. A waste heat utilization auxiliary device for residential bathing water as claimed in claim 3, further comprising a stabilizer bar (26), wherein the top end of said stabilizer bar (26) is connected to the central region of the left sidewall of the mounting plate (16), and the bottom end of said stabilizer bar (26) is connected to the right half region of the top end of the transmission shaft (17).
5. A resident bathing water waste heat utilization auxiliary device as claimed in claim 4, further comprising four sets of legs (27), wherein the top ends of the four sets of legs (27) are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the bottom end of the collecting box (2).
6. A waste heat utilization auxiliary device for resident bathing water as claimed in claim 5, wherein the collection tank (2) is provided with a viewing hole at the central area of the front side wall and a transparent plate (28) at the viewing hole.
7. A resident's bathing water residual heat utilization auxiliary device as defined in claim 6, characterized by further comprising a thermometer (29), wherein the top end of said thermometer (29) is connected with the central area of the inner top sidewall of the collecting tank (2), and the detecting end of the thermometer (29) is positioned at the lower part.
8. A waste heat utilization auxiliary device for resident bath water as claimed in claim 7, characterized in that the connection pipe (9) is provided with a third control valve (30).
CN201920986076.4U 2019-06-27 2019-06-27 Resident's bathing water waste heat utilization auxiliary device Expired - Fee Related CN210964188U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920986076.4U CN210964188U (en) 2019-06-27 2019-06-27 Resident's bathing water waste heat utilization auxiliary device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920986076.4U CN210964188U (en) 2019-06-27 2019-06-27 Resident's bathing water waste heat utilization auxiliary device

Publications (1)

Publication Number Publication Date
CN210964188U true CN210964188U (en) 2020-07-10

Family

ID=71445078

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920986076.4U Expired - Fee Related CN210964188U (en) 2019-06-27 2019-06-27 Resident's bathing water waste heat utilization auxiliary device

Country Status (1)

Country Link
CN (1) CN210964188U (en)

Similar Documents

Publication Publication Date Title
CN203971553U (en) Self-cleaning fore filter and cleaning apparatus for self thereof
CN210964188U (en) Resident's bathing water waste heat utilization auxiliary device
CN210814107U (en) Sewage treatment equipment for environmental improvement
CN209596672U (en) A kind of water purifier fore filter
CN213143214U (en) Rain and sewage flow dividing device
CN206183225U (en) Retrieve abluent dish washer of lotion circulation
CN210990084U (en) Multifunctional water tank type quick dish washing machine
CN214808860U (en) Water circulation box for building construction
CN113898040A (en) Drainage mechanism is assisted to building
CN208493416U (en) A kind of filter that can be cleaned automatically
CN216457154U (en) Sewage treatment device for water ecological restoration
CN217490177U (en) Environment-friendly metal product workshop exhaust treatment device
CN211341007U (en) Intelligent water cellar
CN210544167U (en) Environmental protection hydrologic cycle dust purification device for construction
CN110639923A (en) Maintenance-free type dust removal fan for tunnel construction
CN212799970U (en) Environment-friendly sewage filter box
CN213141970U (en) Pomegranate wine preparation cleaning equipment
CN216543889U (en) Conveniently adjust ceramic machining of velocity of water flow and use sand removal device
CN215798779U (en) Full-automatic vertical stainless steel precision filter
CN210960338U (en) Residual jujube processing device in harvest
CN221777602U (en) Green building sewage treatment plant
CN221831761U (en) Pipeline filter with self-cleaning function
CN220642639U (en) High temperature comdenstion water active carbon filter structure
CN210964222U (en) Stainless steel shaping oil production and processing is with filtering auxiliary device
CN216537141U (en) Stable form sewage treatment is with preventing blockking up blow off pipe

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: 20200710

Termination date: 20210627