CN214766963U - A screening filtration equipment for living beings granule processing - Google Patents

A screening filtration equipment for living beings granule processing Download PDF

Info

Publication number
CN214766963U
CN214766963U CN202120252224.7U CN202120252224U CN214766963U CN 214766963 U CN214766963 U CN 214766963U CN 202120252224 U CN202120252224 U CN 202120252224U CN 214766963 U CN214766963 U CN 214766963U
Authority
CN
China
Prior art keywords
fixedly connected
equipment box
equipment
screening
plate
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
CN202120252224.7U
Other languages
Chinese (zh)
Inventor
祝家乐
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.)
Huoshan Fengle Bioenergy Technology Co ltd
Original Assignee
Huoshan Fengle Bioenergy Technology 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 Huoshan Fengle Bioenergy Technology Co ltd filed Critical Huoshan Fengle Bioenergy Technology Co ltd
Priority to CN202120252224.7U priority Critical patent/CN214766963U/en
Application granted granted Critical
Publication of CN214766963U publication Critical patent/CN214766963U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Combined Means For Separation Of Solids (AREA)

Abstract

The utility model discloses a screening filtration equipment for living beings granule processing relates to living beings granule screening filtration equipment technical field, including equipment box, base and lower hopper, the bottom surface of equipment box and the last fixed surface of base are connected, the bottom surface of lower hopper is connected with the last fixed surface of equipment box, the right side top fixedly connected with screening mechanism of equipment box, the inner chamber side fixedly connected with filter equipment of equipment box constructs. The utility model discloses a cooperation of motor and pivot drives even board and rotates, and centrifugal force when utilizing the pivot to rotate for inner race plate and shell plate separation utilize the arc scraper blade to dial the material on the filter screen and scatter, have avoided most equipment when the screening, appear the accumulational condition of material easily, influence the screening efficiency of equipment, lead to the work efficiency of equipment to reduce, the problem that use cost increases, thereby has reached improve equipment's work efficiency, has reduced use cost's effect.

Description

A screening filtration equipment for living beings granule processing
Technical Field
The utility model relates to a screening filtration equipment relates to living beings granule screening filtration equipment technical field, concretely relates to screening filtration equipment for living beings granule processing.
Background
The biomass particles are formed by processing crushed straws, sawdust and the like, and the finally produced biomass particles have the advantages of high combustion value, less smoke and less pollution.
The following problems exist in the prior art:
1. the biomass particles are required to be screened before being processed, and the particles with different sizes are classified for use, so that the condition of material accumulation is easy to occur when most equipment is screened, the screening efficiency of the equipment is influenced, the working efficiency of the equipment is reduced, and the use cost is increased;
2. when filtering biomass particles, the simple filtration is difficult to get rid of the fine crushing particles doped in the material, if filter many times, can influence the progress of production and processing, leads to the availability factor of equipment to reduce, problem that the practicality reduces.
SUMMERY OF THE UTILITY MODEL
The utility model provides a screening and filtering device for processing biomass particles, which aims to have the capability of preventing material accumulation, and solves the problems that the material accumulation easily occurs in the screening of most devices, the screening efficiency of the devices is influenced, the working efficiency of the devices is reduced, and the use cost is increased; wherein another kind of purpose is in order to solve simple filtration and be difficult to get rid of the fine crushing granule that adulterates in the material, if filter many times, can influence the progress of production and processing, lead to the availability factor of equipment to reduce, problem that the practicality reduces to reach the availability factor and the practicality effect of improve equipment.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the utility model provides a screening filtration equipment for living beings granule processing, includes equipment box, base and lower hopper, the bottom surface of equipment box and the last fixed surface of base are connected, the bottom surface of lower hopper and the last fixed surface of equipment box are connected, the right side top fixedly connected with screening mechanism of equipment box, the inner chamber side fixedly connected with filter equipment of equipment box, the left side bottom fixedly connected with discharge device of equipment box.
Screening mechanism is including the box, the side of box and the side fixed connection of equipment box, the inside of box is provided with the motor.
The filtering mechanism comprises a fixed plate, the side face of the fixed plate is fixedly connected with the side face of the inner cavity of the equipment box, and the top of the fixed plate is movably connected with an oscillating motor.
The utility model discloses technical scheme's further improvement lies in: the side of motor and the side fixed connection of equipment box, the output shaft of motor extend to the inside of equipment box and with the inside and outside surface swing joint of equipment box, fixedly connected with pivot on the output shaft of motor, the one end of pivot and the inner chamber side swing joint of equipment box, fixedly connected with even board on the surface of pivot.
By adopting the technical scheme, the motor, the rotating shaft and the connecting plate in the scheme are matched together to provide power for stirring the dispersed materials.
The utility model discloses technical scheme's further improvement lies in: link the one end fixedly connected with inner race plate of board, the surface swing joint of inner race plate has outer shell plate, fixedly connected with arc scraper blade on outer shell plate's the surface, the inner chamber side swing joint of equipment box has the filter screen, the filter screen sets up the below at the pivot.
Adopt above-mentioned technical scheme, even board, interior lagging, shell plate, arc scraper blade and the common cooperation of filter screen in this scheme, stir the material and scatter, prevent to appear piling up.
The utility model discloses technical scheme's further improvement lies in: the utility model discloses an equipment box, including oscillating motor, spread groove, oscillating motor's bottom fixedly connected with pressure spring one, the spread groove has been seted up to the upper surface of fixed plate, the bottom surface of pressure spring one and the inner wall fixed connection of spread groove, oscillating motor's top fixedly connected with pressure spring two, the top fixedly connected with oscillating plate of pressure spring two, the side of oscillating plate and the inner chamber side swing joint of equipment box, the side fixedly connected with filter plate of oscillating plate, the top one end swing joint of oscillating plate has the fagging to one side, the one end of fagging and the inner chamber side swing joint of equipment box.
By adopting the technical scheme, the first pressure spring, the oscillating motor, the oscillating plate, the second pressure spring, the filter plate and the inclined support plate in the scheme are matched together to oscillate and filter materials.
The utility model discloses technical scheme's further improvement lies in: the movable groove has been seted up to the inner chamber side of equipment box, the one end swing joint of oscillating plate has the gyro wheel, the surface of gyro wheel and the inner wall sliding connection of movable groove.
By adopting the technical scheme, the roller and the moving groove in the scheme are matched together, so that the lifting of the oscillating plate is more convenient.
The utility model discloses technical scheme's further improvement lies in: the inner chamber bottom fixedly connected with extension spring of shell plate, the top of extension spring and the bottom fixed connection of interior lagging, the air intake has been seted up to the side of shell plate, the air outlet has been seted up to the bottom surface of air intake.
Adopt above-mentioned technical scheme, air intake, extension spring, air outlet and the common cooperation of arc scraper blade in this scheme prevent that the material from remaining on the arc scraper blade, the condition that splashes appears.
The utility model discloses technical scheme's further improvement lies in: the discharging device comprises a driving roller, one end of the driving roller is fixedly connected with a power box, the other end of the driving roller is movably connected with the inner wall of an equipment box, a conveying belt is movably connected to the outer surface of the driving roller, a driven roller is movably connected to the inner surface of the conveying belt, two ends of the driven roller are movably connected with the inner wall of the equipment box, and a discharging hopper is fixedly connected to the side surface of the equipment box.
By adopting the technical scheme, the driving roller, the driven roller, the conveying belt and the discharge hopper in the scheme are matched together to discharge the finely-crushed materials.
Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:
1. the utility model provides a screening filtration equipment for living beings granule processing, adopt the motor, the apparatus further comprises a rotating shaft, link the board, interior lagging, the shell plate, the cooperation of arc scraper blade and filter screen, cooperation through motor and pivot, it rotates to drive even board, centrifugal force when utilizing the pivot to rotate, make interior lagging and shell plate separation, utilize the arc scraper blade to dial the material on the filter screen and scatter, avoided most equipment when the screening, the accumulational condition of material appears easily, influence the screening efficiency of equipment, the work efficiency that leads to equipment reduces, the problem that use cost increases, thereby improve equipment's work efficiency has been reached, reduce use cost's effect.
2. The utility model provides a screening filtration equipment for living beings granule processing, adopt pressure spring one, vibrating motor, the oscillating plate, pressure spring two, the cooperation of filter plate and inclined supporting board, through the cooperation of vibrating motor and pressure spring, drive oscillating plate and pressure spring two and carry out the lift oscillation of small-amplitude, cooperation inclined supporting board is defeated with the material, utilize the filter plate to filter the granule in small, it is difficult to get rid of the granule in small, broken bits of material that adulterates in the simple filtration to have avoided, if filter many times, can influence the progress of production and processing, the availability factor who leads to equipment reduces, the problem that the practicality reduces, thereby the availability factor and the practicality effect of improve equipment have been reached.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural section of the present invention;
FIG. 3 is a schematic side view of the structural rotary shaft and the first filter screen of the present invention;
FIG. 4 is a schematic cross-sectional view of a structural skin of the present invention;
fig. 5 is a schematic structural diagram of the structural filter mechanism of the present invention.
In the figure: 1. an equipment box; 11. a moving groove; 2. a base; 3. feeding a hopper;
4. a screening mechanism; 41. a box body; 42. a motor; 43. a rotating shaft; 431. connecting plates; 432. an inner race plate; 433. an outer shell plate; 4331. an air inlet; 4332. a tension spring; 4333. an air outlet; 434. an arc-shaped scraper plate; 44. filtering with a screen; 5. a discharge device; 51. a drive roll; 52. a driven roller; 53. a conveyor belt; 54. a discharge hopper;
6. a filtering mechanism; 61. a fixing plate; 62. a first pressure spring; 63. an oscillating motor; 64. an oscillating plate; 641. a second pressure spring; 642. a roller; 65. filtering the plate; 66. and a diagonal bracing plate.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in FIGS. 1-5, the utility model provides a screening and filtering device for processing biomass particles, which comprises a device box 1, a base 2 and a discharging hopper 3, wherein the bottom surface of the device box 1 is fixedly connected with the upper surface of the base 2, the bottom surface of the discharging hopper 3 is fixedly connected with the upper surface of the device box 1, the right top end of the device box 1 is fixedly connected with a screening mechanism 4, the inner cavity side of the device box 1 is fixedly connected with a filtering mechanism 6, the left bottom end of the device box 1 is fixedly connected with a discharging device 5, the screening mechanism 4 comprises a box body 41, the side surface of the box body 41 is fixedly connected with the side surface of the device box 1, a motor 42 is arranged inside the box body 41, the filtering mechanism 6 comprises a fixing plate 61, the side surface of the fixing plate 61 is fixedly connected with the inner cavity side surface of the device box 1, the top of the fixing plate 61 is movably connected with an oscillating motor 63, the side surface of the motor 42 is fixedly connected with the side surface of the device box 1, the output shaft of motor 42 extends to the inside of equipment box 1 and with the inside and outside surface swing joint of equipment box 1, fixedly connected with pivot 43 on the output shaft of motor 42, the one end of pivot 43 and the inner chamber side swing joint of equipment box 1, fixedly connected with even board 431 on the surface of pivot 43, link inner panel 432 of the one end fixedly connected with of board 431, inner panel 432's surface swing joint has shell plate 433, fixedly connected with arc scraper 434 on the surface of shell plate 433, the inner chamber side swing joint of equipment box 1 has filter screen 44, filter screen 44 sets up the below at pivot 43.
In this embodiment, adopt motor 42, pivot 43, link board 431, interior lagging 432, outer shell board 433, arc scraper 434 and filter screen 44's cooperation, rotation through motor 42's output shaft, it rotates to drive pivot 43, utilize pivot 43 to drive even board 431 rotation, centrifugal force when cooperation pivot 43 rotates, make interior lagging 432 and outer shell board 433 separation, utilize arc scraper 434 to dial the material on the filter screen 44 and scatter, avoided most equipment when the screening, the accumulational condition of material appears easily, influence the screening efficiency of equipment, lead to the work efficiency of equipment to reduce, use cost increases's problem, thereby reach improve equipment's work efficiency, reduce use cost's effect.
As shown in fig. 1-5, in this embodiment, preferably, a tension spring 4332 is fixedly connected to the bottom of the inner cavity of the outer shell plate 433, the top of the tension spring 4332 is fixedly connected to the bottom of the inner sleeve plate 432, an air inlet 4331 is formed in the side surface of the outer shell plate 433, an air outlet 4333 is formed in the bottom surface of the air inlet 4331, external air is sucked into the outer shell plate 433 through the force generated when the rotating shaft 43 rotates, the air is blown out through the air inlet 4331, and the material on the arc scraper 434 is blown down, so that the arc scraper 434 is prevented from carrying the material, and the material is prevented from splashing, so that the use efficiency and the practicability of the device are further improved.
Example 2
As shown in fig. 1-5, on the basis of embodiment 1, the utility model provides a technical solution: preferably, a first pressure spring 62 is fixedly connected to the bottom of the oscillating motor 63, a connecting groove is formed in the upper surface of the fixing plate 61, the bottom surface of the first pressure spring 62 is fixedly connected to the inner wall of the connecting groove, a second pressure spring 641 is fixedly connected to the top of the oscillating motor 63, a second oscillating plate 64 is fixedly connected to the top of the second pressure spring 641, the side surface of the oscillating plate 64 is movably connected to the side surface of the inner cavity of the equipment box 1, a filter plate 65 is fixedly connected to the side surface of the oscillating plate 64, a diagonal support plate 66 is movably connected to one end of the top of the oscillating plate 64, one end of the diagonal support plate 66 is movably connected to the side surface of the inner cavity of the equipment box 1, the moving groove 11 is formed in the side surface of the inner cavity of the equipment box 1, a roller 642 is movably connected to one end of the oscillating plate 64, and the outer surface of the roller 642 is slidably connected to the inner wall of the moving groove 11.
In this embodiment, adopt pressure spring 62, vibrating motor 63, the oscillating plate 64, two 641 of pressure spring, the cooperation of filter plate 65 and inclined strut board 66, cooperate through vibrating motor 63 and pressure spring 62, drive vibrating plate 64 and two 641 of pressure spring and carry out the lift oscillation of small-amplitude, cooperation inclined strut board 66 is defeated the material down, utilize filter plate 65 to filter the granule in small, broken bits, it is difficult to get rid of the granule in small, broken bits of doping in the material to have avoided simple filtration, if filter many times, can influence the progress of production and processing, lead to the availability factor of equipment to reduce, the problem that the practicality reduces, thereby the availability factor and the practicality effect of improve equipment have been reached.
Example 3
As shown in fig. 1-5, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the discharging device 5 comprises a driving roller 51, one end of the driving roller 51 is fixedly connected with a power box, the other end of the driving roller 51 is movably connected with the inner wall of the equipment box 1, a conveying belt 53 is movably connected on the outer surface of the driving roller 51, a driven roller 52 is movably connected on the inner surface of the conveying belt 53, two ends of the driven roller 52 are movably connected with the inner wall of the equipment box 1, and a discharging hopper 54 is fixedly connected on the side surface of the equipment box 1.
In this embodiment, through the rotation of drive roll 51, drive conveyer belt 53 and rotate, utilize conveyer belt 53 to drive driven voller 52 and rotate, carry the material on the conveyer belt 53 to go out hopper 54 and discharge, avoid the material to pile up on conveyer belt 53, the later stage is difficult for clearing up for the utilization efficiency and the work efficiency of equipment further improve.
The working principle of the screening and filtering device for biomass particle processing is described in detail below.
As shown in fig. 1-5, when in use, firstly, biomass particles are added into the equipment box 1 from the feeding hopper 3, then the rotation of the output shaft of the motor 42 drives the rotating shaft 43 to rotate, the connecting plate 431 is driven to rotate by the rotating shaft 43, the inner sleeve plate 432 is separated from the outer shell plate 433 by matching with the centrifugal force generated when the rotating shaft 43 rotates, the materials on the filter screen 44 are scattered by the arc-shaped scraping plate 434 to prevent the materials from being accumulated, meanwhile, the external air is sucked into the outer shell plate 433 by matching with the air inlet 4331 by the force generated when the rotating shaft 43 rotates, the air is blown out by matching with the air outlet 4333 to blow down the materials on the arc-shaped scraping plate 434, the arc-shaped scraping plate 434 is prevented from carrying the materials, the splashing of the materials occurs, then the oscillating motor 63 is matched with the first pressure spring 62 to drive the oscillating plate 64 and the second pressure spring 641 to perform small-amplitude lifting oscillation, and the inclined support plate 66 is matched to transport the materials down, then utilize the filter plate 65 to filter the granule that breaks in a small, broken bits can, utilize the rotation of drive roll 51 at last, drive conveyer belt 53 and rotate, utilize conveyer belt 53 to drive driven voller 52 and rotate, carry the material that breaks in a small or broken bits on the conveyer belt 53 to go out hopper 54 and discharge can, after the screening is finished, take out filter screen 44, store the large granule material on it, again with the granule of the size of the second grade on the filter plate 65 respectively store can.
The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims (7)

1. The utility model provides a screening filtration equipment for processing of living beings granule, includes equipment box (1), base (2) and lower hopper (3), the bottom surface of equipment box (1) is connected with the last fixed surface of base (2), the bottom surface of lower hopper (3) is connected with the last fixed surface of equipment box (1), its characterized in that: the top end of the right side of the equipment box (1) is fixedly connected with a screening mechanism (4), the side surface of an inner cavity of the equipment box (1) is fixedly connected with a filtering mechanism (6), and the bottom end of the left side of the equipment box (1) is fixedly connected with a discharging device (5);
the screening mechanism (4) comprises a box body (41), the side surface of the box body (41) is fixedly connected with the side surface of the equipment box (1), and a motor (42) is arranged in the box body (41);
the filtering mechanism (6) comprises a fixing plate (61), the side face of the fixing plate (61) is fixedly connected with the side face of an inner cavity of the equipment box (1), and the top of the fixing plate (61) is movably connected with an oscillating motor (63).
2. The screening and filtering apparatus for biomass particle processing according to claim 1, wherein: the side of motor (42) and the side fixed connection of equipment box (1), the output shaft of motor (42) extend to the inside of equipment box (1) and with the interior outer surface swing joint of equipment box (1), fixedly connected with pivot (43) on the output shaft of motor (42), the one end of pivot (43) and the inner chamber side swing joint of equipment box (1), fixedly connected with even board (431) on the surface of pivot (43).
3. A screening and filtering apparatus for biomass particle processing according to claim 2, wherein: link apron (432) in the one end fixedly connected with of board (431), the surface swing joint of interior apron (432) has shell plate (433), fixedly connected with arc scraper blade (434) on the surface of shell plate (433), the inner chamber side swing joint of equipment box (1) has filter screen (44), filter screen (44) set up the below in pivot (43).
4. The screening and filtering apparatus for biomass particle processing according to claim 1, wherein: bottom fixedly connected with pressure spring (62) of vibrating motor (63), the spread groove has been seted up to the upper surface of fixed plate (61), the bottom surface of pressure spring (62) and the inner wall fixed connection of spread groove, top fixedly connected with pressure spring two (641) of vibrating motor (63), the top fixedly connected with oscillation plate (64) of pressure spring two (641), the side of oscillation plate (64) and the inner chamber side swing joint of equipment box (1), the side fixedly connected with filter plate (65) of oscillation plate (64), the top one end swing joint of oscillation plate (64) has oblique fagging (66), the one end of oblique fagging (66) and the inner chamber side swing joint of equipment box (1).
5. The screening and filtering apparatus for biomass particle processing according to claim 4, wherein: moving groove (11) have been seted up to the inner chamber side of equipment case (1), the one end swing joint of oscillating plate (64) has gyro wheel (642), the outer surface of gyro wheel (642) and the inner wall sliding connection of moving groove (11).
6. A screening and filtering apparatus for biomass particle processing according to claim 3, wherein: inner chamber bottom fixedly connected with extension spring (4332) of shell plate (433), the top of extension spring (4332) and the bottom fixed connection of interior lagging (432), air intake (4331) have been seted up to the side of shell plate (433), air outlet (4333) have been seted up to the bottom surface of air intake (4331).
7. The screening and filtering apparatus for biomass particle processing according to claim 1, wherein: discharge device (5) including drive roll (51), the one end fixedly connected with headstock of drive roll (51), the other end of drive roll (51) and the inner wall swing joint of equipment box (1), swing joint has conveyer belt (53) on the surface of drive roll (51), the internal surface swing joint of conveyer belt (53) has driven voller (52), the both ends of driven voller (52) and the inner wall swing joint of equipment box (1), the side fixedly connected with of equipment box (1) goes out hopper (54).
CN202120252224.7U 2021-01-27 2021-01-27 A screening filtration equipment for living beings granule processing Expired - Fee Related CN214766963U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120252224.7U CN214766963U (en) 2021-01-27 2021-01-27 A screening filtration equipment for living beings granule processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120252224.7U CN214766963U (en) 2021-01-27 2021-01-27 A screening filtration equipment for living beings granule processing

Publications (1)

Publication Number Publication Date
CN214766963U true CN214766963U (en) 2021-11-19

Family

ID=78750740

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120252224.7U Expired - Fee Related CN214766963U (en) 2021-01-27 2021-01-27 A screening filtration equipment for living beings granule processing

Country Status (1)

Country Link
CN (1) CN214766963U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116273882A (en) * 2022-12-07 2023-06-23 湖南省伟利米业有限公司 Gravity grain and coarse separator for cyclic separation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116273882A (en) * 2022-12-07 2023-06-23 湖南省伟利米业有限公司 Gravity grain and coarse separator for cyclic separation

Similar Documents

Publication Publication Date Title
CN209271522U (en) A kind of barite ore dressing crushing device
CN209423733U (en) A kind of grinding device of bio-fertilizer
CN209093523U (en) Grinding device is used in a kind of production of environment protecting paper
CN108686800A (en) A kind of environment-friendly high-efficiency coal-grinding apparatus
CN212189438U (en) Cylinder rotary crushing and screening device
CN209549919U (en) Sand sieving machine
CN111437921A (en) Broken dust collecting equipment of mine building stones
CN208839652U (en) A kind of coal mine coal crushing sorting unit
CN214766963U (en) A screening filtration equipment for living beings granule processing
CN111804593A (en) Gumming device is used in production of dry-type machine-made sand
CN215245637U (en) High bonding strength glues powder production soon and uses packagine machine
CN212468263U (en) Improved stone crushing device for mining machinery
CN213644367U (en) Tablet machine is used in animal remedy preparation
CN206778527U (en) A kind of hammer ore crusher
CN108246459B (en) A kind of construction waste crushing device
CN217725812U (en) High-efficient rubbing crusher
CN207169965U (en) A kind of bulk drug Universalpulverizer
CN216678353U (en) Stone crusher is used in rubble processing
CN214021064U (en) Effectual crushing and screening device
CN211526453U (en) Boiler waste residue pretreatment equipment
CN212093114U (en) Screening mechanism for industrial solid waste
CN209009687U (en) A kind of paper products processing leftover pieces transmitting device
CN210965899U (en) Rotation type rice destoner
CN208990958U (en) A kind of building waste grinding device
CN112774835A (en) Crushing device for mining machinery

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: 20211119

CF01 Termination of patent right due to non-payment of annual fee