CN207197198U - A kind of granule materials hot and cold air drying plant - Google Patents
A kind of granule materials hot and cold air drying plant Download PDFInfo
- Publication number
- CN207197198U CN207197198U CN201720872112.5U CN201720872112U CN207197198U CN 207197198 U CN207197198 U CN 207197198U CN 201720872112 U CN201720872112 U CN 201720872112U CN 207197198 U CN207197198 U CN 207197198U
- Authority
- CN
- China
- Prior art keywords
- transport establishment
- hot
- drying
- housing
- air
- 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
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a kind of granule materials hot and cold air drying plant, including housing and Drying unit；The housing is provided with charging aperture, discharging opening and exhaust outlet；The Drying unit is located in housing；The Drying unit includes transport establishment and drying mechanism；The transport establishment includes drive, chain screen and motor, and chain screen is rotated on drive, and with drive around the home, and drive is connected with motor；The drying mechanism includes hot air apparatus and cooling air unit, and hot air apparatus is located at feed end, and cooling air unit is located at discharge end；By the way that drying mechanism and cold and hot separating device are rationally set, solve in the drying course for granule materials such as seed or feeds to the rigors of drying parameter, its is simple in construction, simple operation, material can effectively be ensured dries requirement, reach and improve its drying efficiency, there is good practicality.
Description
Technical field
A kind of drying plant is the utility model is related to, particularly a kind of granule materials hot and cold air drying plant.
Background technology
Current domestic grain and oil industry is more using plate dryer, roller tube bundle drying machine, jacket type spiral shell in Feed Manufacturing
Revolve dryer and vertical mixing dryer etc..The defects of these drying machines or dryer various degrees, such as:Drying temperature
Degree is high, protein denaturation is big, precipitation ability is low, fines content is big etc..The beginning of the nineties, air-flow grated plate type baker in the U.S.'s introduced China,
It is a kind of air-flow crawler type baker, and from the material that rests on screen is penetrated directly below mass transfer directly occurs for hot-air
And heat transfer, convection heat transfer' heat-transfer by convection, homogeneous heating, solid accumulation is in carrying out translation aeration-drying on horizontal cyclic band made of screen, no
Vibrated and impact, will not increase fines content.
But existing drying plant being set and controlled into due to its drying structure, it is difficult to which control part needs to ensure thing
Influenceed to cause material internal structure or quality to change by high temperature in material drying process, and crossing low temperature has it cannot be guaranteed that thing
Drying effect required for material so that the problem of drying plant drying effect is bad, and drying efficiency is low occurs.
The content of the invention
Goal of the invention of the present utility model is：For above-mentioned problem, there is provided a kind of granule materials hot and cold air
Drying plant, by the way that drying mechanism and cold and hot separating device are rationally set, solve for granule materials such as seed or feeds
Drying course in the rigors of drying parameter, its is simple in construction, simple operation, can effectively ensure that the drying of material will
Ask, reach and improve its drying efficiency, there is good practicality.
The technical solution adopted in the utility model is as follows：
Granule materials hot and cold air drying plant of the present utility model, including housing and Drying unit；Set on the housing
There are charging aperture, discharging opening and exhaust outlet；The Drying unit is located in housing；The Drying unit includes transport establishment and drying
Mechanism；The transport establishment includes drive, chain screen and motor, chain screen around the home on drive, and with
Drive is rotated, and drive is connected with motor；The drying mechanism includes hot air apparatus and cooling air unit, hot air apparatus position
In feed end, cooling air unit is located at discharge end.Material is fallen into transport establishment from charging aperture, is transported in the presence of chain screen
To discharge port end, hot air apparatus and cooling air unit exclude hot-air flow and cold wind air-flow successively in transportation, to chain screen
On granule materials dried, air-flow contacts fully with material, and the drying area of material is big on chain screen, effectively
The drying efficiency of material is improved, and the combination of cold-hot wind air-flow can be passed through so that material can obtain to be had in baking stage
The drop temperature for having good drying effect to effectively reduce material in discharging stage, surface of material is avoided absorption water to be present
Film is phenomenon, and material is not influenceed itself structure and quality by drying temperature is too high, is especially suitable for high-moisture pellet
Deng the drying of similar materials, granule materials hot and cold air drying plant of the present utility model is simple in construction, simple operation, has good
Good exploitativeness.
Granule materials hot and cold air drying plant of the present utility model, the transport establishment are provided with two groups, are transport respectively
Mechanism one and transport establishment two；The transport establishment one and transport establishment two respectively up and down is set in parallel in housing, and from
Feed end extends to discharge end；The airlock that discharges is also associated with the blanking port of the transport establishment；The discharging airlock
Discharge end be located at the surface of discharging opening.Dried while can be a large amount of by transport establishment's material setting up and down
Processing, and the transport establishment of top due to material deadweight fall, there is grid gap in itself with reference to chain screen, through between grid
The granule materials that gap falls into lower section can carry out drying and processing in the effect of the transport establishment of lower section, ensure that material disposably dries
Dry measure, substantially increase drying efficiency；Discharging airlock is set to play continuous disposing and close gas in transport establishment discharge end
Effect, prevents material clogging that may be present in discharge process, alleviates machine weight again and reduces external form, has saved drying
The space occupancy of cost and drying plant.
Granule materials hot and cold air drying plant of the present utility model, strainer is additionally provided between the drive；Institute
Stating has grid hole on chain screen；Grid aperture on the chain screen of the transport establishment one is more than the cochain of transport establishment two
The grid aperture of bar screen.The setting of the chain screen grid size of transport establishment, effectively initially material can be entered in drying
The certain screening of row so that the granule materials that charging aperture adds can carry out layering drying with regard to playing size respectively, so just effective
Prevent a large amount of solid accumulations so that material can not fully be contacted with drying air-flow and fully dried, so as to cause drying materials
Ineffective situation occurs, and said structure just quite carries out shunting processing to material, ensure that material drying effect it is same
When also improve the drying efficiency of material.
Granule materials hot and cold air drying plant of the present utility model, the grid of the chain screen in the transport establishment one
Pore size is 3mm；The grid pore size of chain screen in the transport establishment two is 1mm.Said structure is to material
The further restriction of particle so that it also can indirectly be disclosed in the drying for the material for being further adapted to the particle size values
The setting of the grid ratio of chain screen in lower transport establishment.
Granule materials hot and cold air drying plant of the present utility model, the transmission that the charging aperture is located at transport establishment are begun
End, and be arranged on above housing；A circulation hopper is additionally provided with immediately below the charging aperture, on housing bottom；The hopper goes out
Material is connected to the feed end of charging aperture by charging line；The discharging opening is located at the delivery end of transport establishment, and is arranged on shell
On body bottom；The exhaust outlet is provided with several, above hot air apparatus and cooling air unit and is arranged on case top.Upper
State in structure, although carrying out the distance between shunting processing, chain screen to material there is provided upper and lower two group chain screen to the greatest extent
Pipe can not be separated by too high as far as possible, just can effectively reduce the impulsive force of material whereabouts, avoid it from leaking through screen, but due to
Grain diameter can only general entirety sieved, but equally existed the material or materials from spattering of small particle, therefore set
Put circulation hopper and effectively can spill material that is splashing or leaking through screen and walked around to charging aperture by conveying mechanism and enter
Capable drying and processing again, whole housing bottom is arranged to tilt to the structure of hopper port, moreover it is possible to so that subsequently leaking through screen
Material can roll into hopper and carry out iterative cycles drying, and to ensure the overall drying effect of material, its is simple in construction, action effect
It is good.
Granule materials hot and cold air drying plant of the present utility model, the charging aperture are provided with feeding air-locked valve；
The discharging opening is provided with discharging wind stopping device.Wind stopping device is identical with the effect of above-mentioned airlock, ensures the orderly discharge of material, prevents
The problem of only blocking.
Granule materials hot and cold air drying plant of the present utility model, the exhaust outlet are connected to rotation by discharge duct
Wind separator；Air-introduced machine is also associated with the cyclone separator.Cyclone separator and air inducing function are by liquid qi leel from the row of avoiding
The gas gone out pollutes to environment.
Granule materials hot and cold air drying plant of the present utility model, the hot air apparatus includes hot-blast outlet and air adds
Hot device；The cooling air unit includes cold wind outlet and air refrigerator；Hot-blast outlet and the cold wind outlet is respectively positioned on transporter
The underface of structure, and it is arranged on housing bottom；The hot-blast outlet and air heater pass sequentially through wind pipe and blower fan string
Connection, cold wind outlet and air refrigerator pass sequentially through wind pipe and fans in series.Blower fan will draw in wind direction housing, through entering respectively
Cross air heater and air refrigerator is handled respectively, form hot-air flow and cold wind air-flow, act on simultaneously, in drying and discharging
During ensure that the drying temperature of material so that dry the granule materials of discharging and have and well dried spend and maintain itself to tie
Structure and mass conservation.
Granule materials hot and cold air drying plant of the present utility model, some maintenance doors are additionally provided with the hull outside wall
With some observation windows；Some supports are also associated with below the housing.Maintenance door conveniently periodically can carry out maintenance dimension to equipment
Shield, observation window can be easy to observe the drying process of material.
A kind of control system of granule materials hot and cold air drying plant, including temperature sensor, moisture detector, speed
Detector, the time relay, A/D converter and single-chip microcomputer；The temperature sensor and moisture detector are located at case inside
On wall, speed detector is arranged on the drive of transport establishment；The temperature sensor, moisture detector and speed detector
It is electrically connected with by A/D converter and single-chip microcomputer；The single-chip microcomputer also with the time relay, motor, air heater
With control refrigerator typical case's connection；The control process of the single-chip microcomputer is：When granule materials pass through feeding air seal machinery from charging aperture
Into in drying plant housing, moisture detector carries out Humidity Detection to granule materials, and by humidity value pw1 through A/D converter
Single-chip microcomputer is transferred to, the temperature value t1 detected is transferred to single-chip microcomputer by temperature sensor through A/D converter, and single-chip microcomputer will receive
To humidity and temperature value compared with humidity value pw0 and t0 set in advance, when pw1 is more than pw0=12%：Single-chip microcomputer
Air heater action realizes that hot-air flow drying acts so that during t1=t0=100 DEG C -120 DEG C of temperature value；Single-chip microcomputer will be transported
The velocity of rotation value v1 of transfer mechanism is controlled in v1=v01=0.05m/s-0.1m/s, and controls parameter current to be unloaded after drying 10min
Lower granule materials；When pw1 is less than pw0=12%, single-chip microcomputer directly controls the velocity of rotation value v1 of transport establishment in v1=
V02=0.5m/s, direct discharging；When the drop temperature t2 of a material is more than 60 DEG C, single-chip microcomputer control air refrigerator discharging
The granule materials transporting cold wind cooling that mouth goes out, until when discharge outlet drop temperature t2 is less than or equal to 60 DEG C, after unloading drying
Material.
By the way that granule materials hot and cold air drying plant of the present utility model is combined with control system so that it can be more
Add the drying temperature of stable control material, with reference to the corresponding control of drive mechanism so that whole equipment orderly can reach more
Good drying effect, drying operation is convenient, has greatly saved the output of manual labor, has saved cost.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1st, it is simple in construction, substantial amounts of drying and processing can be carried out for high moisture material, and good drying effect can be reached；
2nd, with reference to the setting of cold-hot wind airflow apparatus, the drying temperature and drop temperature of material particles is can guarantee that, avoids table
The phenomenon that adsorbed film of water occurs in face occurs, and material has stable dries quantity；
3rd, material can sufficiently be dried under the interaction of circulation hopper and transport establishment, and drying materials rate is high；
4th, this equipment does not block, moreover it is possible to effectively avoids environmental pollution；
5th, drying cost is low, and labour's loss is small.
Brief description of the drawings
Fig. 1 is the structural representation of granule materials hot and cold air drying plant of the present utility model；
Marked in figure：1- housings, 2- charging apertures, 3- feeding air-locked valves, 4- exhaust outlets, 5- maintenance doors, 6- discharging openings, 7- go out
Material wind stopping device, 8- circulation hoppers, 9- supports, 10- support frames, 11- drives, 12- tensioning apparatus, 13- chain screens, 14- go out
Expect airlock, 15- hot-blast outlets, 16- air heaters, 17- blower fans, the outlet of 18- cold wind, 19- air refrigerators, 20- whirlwind
Separator, 21- air-introduced machines, 22- observation windows.
Embodiment
The utility model is described in detail with reference to embodiment.
In order that the object, technical solution and advantage of invention are more clearly understood, it is with reference to embodiments, new to this practicality
Type is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the utility model, and
It is not used in restriction the utility model.
Embodiment 1
As illustrated, a kind of granule materials hot and cold air drying plant, including housing 1 and Drying unit；On the housing 1
Provided with charging aperture 2, discharging opening 6 and exhaust outlet 4；The Drying unit is located in housing 1；The Drying unit includes transport establishment
And drying mechanism；The transport establishment includes drive 11, chain screen 13 and motor, and chain screen 13 is being driven around the home
On wheel 11, and rotated with drive 11, drive 11 is connected with motor；The drying mechanism includes hot air apparatus and cold
Wind apparatus, hot air apparatus are located at feed end, and cooling air unit is located at discharge end.The transport establishment is provided with two groups, is transport respectively
Mechanism one and transport establishment two；The transport establishment one and transport establishment two respectively up and down is set in parallel in housing 1, and from
Feed end extends to discharge end；The airlock 14 that discharges is also associated with the blanking port of the transport establishment；Wind is closed in the discharging
The discharge end of device 14 is located at the surface of discharging opening 6.Tensioning apparatus 12 is additionally provided between drive 11；On the chain screen 13
With grid hole；Grid aperture on the chain screen 13 of the transport establishment one is more than chain screen 13 in transport establishment two
Grid aperture.The grid pore size of chain screen 13 in the transport establishment one is 3mm；Chain in the transport establishment two
The grid pore size of bar screen 13 is 1mm.The charging aperture 2 is located at the transmission top of transport establishment, and is arranged on housing 1
Side；A circulation hopper 8 is additionally provided with immediately below the charging aperture 2, on the bottom of housing 1；The discharging of the circulation hopper 8 passes through feeding
Pipeline is connected to the feed end of charging aperture 2；The discharging opening 6 is located at the delivery end of transport establishment, and is arranged on the bottom of housing 1
On；The exhaust outlet 4 is provided with several, above hot air apparatus and cooling air unit and is arranged at the top of housing 1.The institute
State charging aperture 2 and be provided with feeding air-locked valve 3；The discharging opening 6 is provided with discharging wind stopping device 7.The exhaust outlet passes through exhaust
Pipeline is connected to cyclone separator 20；Air-introduced machine 21 is also associated with the cyclone separator 20.The hot air apparatus includes heat
Wind outlet 15 and air heater 16；The cooling air unit includes cold wind outlet 18 and air refrigerator 19；The hot-blast outlet
15 and cold wind outlet 18 be respectively positioned on the underface of transport establishment, and be arranged on the bottom of housing 1；The hot-blast outlet 15 and air add
Hot device 16 passes sequentially through wind pipe and connected with blower fan 17, cold wind outlet 18 and air refrigerator 19 pass sequentially through wind pipe with
Blower fan 17 is connected.Some maintenance doors 5 and some observation windows 22 are additionally provided with the lateral wall of housing 1；The lower section of housing 1 is also
It is connected with some supports 9.
Embodiment 2
A kind of control system of the granule materials hot and cold air drying plant of embodiment 1, including the inspection of temperature sensor, humidity
Survey device, speed detector, the time relay, A/D converter and single-chip microcomputer；The temperature sensor and moisture detector are located at
On the madial wall of housing 1, speed detector is arranged on the drive 11 of transport establishment；The temperature sensor, moisture detector
It is electrically connected with speed detector by A/D converter and single-chip microcomputer；The single-chip microcomputer is also electric with the time relay, driving
Machine, air heater 16 and control refrigerator typical case's connection；The control process of the single-chip microcomputer is：When granule materials are from charging aperture
2 enter in drying plant housing 1 by feeding air seal machineries, and moisture detector carries out Humidity Detection to granule materials, and by humidity
Value pw1 is transferred to single-chip microcomputer through A/D converter, and the temperature value t1 detected is transferred to list by temperature sensor through A/D converter
Piece machine, single-chip microcomputer by the humidity received and temperature value compared with humidity value pw0 and t0 set in advance, when pw1 is more than
During pw0=12%：The action of single-chip microcomputer air heater 16 realizes that hot-air flow drying acts so that temperature value t1=t0=100
At DEG C -120 DEG C；Single-chip microcomputer controls the velocity of rotation value v1 of transport establishment in v1=v01=0.05m/s-0.1m/s, and controls
Parameter current unloads granule materials after drying 10min；When pw1 is less than pw0=12%, single-chip microcomputer directly turns transport establishment
Dynamic velocity amplitude v1 controls are in v1=v02=0.5m/s, direct discharging；When the drop temperature t2 of a material is more than 60 DEG C, monolithic
The granule materials transporting cold wind cooling that the machine control discharging opening 6 of air refrigerator 19 goes out, until drop temperature t2 is less than at discharging opening 6
Or during equal to 60 DEG C, unload the material after drying.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of granule materials hot and cold air drying plant, it is characterised in that including housing (1) and Drying unit；The housing
(1) charging aperture (2), discharging opening (6) and exhaust outlet (4) are provided with；The Drying unit is located in housing (1)；The dryer
Group includes transport establishment and drying mechanism；The transport establishment includes drive (11), chain screen (13) and motor, chain
Bar screen (13) is rotated on drive (11), and with drive (11) around the home, and drive (11) is connected with motor；Institute
Stating drying mechanism includes hot air apparatus and cooling air unit, and hot air apparatus is located at feed end, and cooling air unit is located at discharge end.
2. granule materials hot and cold air drying plant according to claim 1, it is characterised in that the transport establishment is provided with
Two groups, be transport establishment one and transport establishment two respectively；The transport establishment one and transport establishment two be arranged in parallel up and down respectively
In housing (1), and extend to discharge end from feed end；Discharging is also associated with the blanking port of the transport establishment and closes wind
Device (14)；The discharge end of the discharging airlock (14) is located at the surface of discharging opening (6).
3. granule materials hot and cold air drying plant according to claim 2, it is characterised in that the drive (11) it
Between be additionally provided with tensioning apparatus (12)；There is grid hole on the chain screen (13)；The chain screen of the transport establishment one
(13) the grid aperture on is more than the grid aperture of chain screen (13) in transport establishment two.
4. granule materials hot and cold air drying plant according to claim 3, it is characterised in that in the transport establishment one
The grid pore size of chain screen (13) be 3mm；The grid aperture of chain screen (13) in the transport establishment two is big
Small is 1mm.
5. granule materials hot and cold air drying plant according to claim 1, it is characterised in that charging aperture (2) position
In the transmission top of transport establishment, and it is arranged on above housing (1)；Gone back immediately below the charging aperture (2), on housing (1) bottom
Provided with a circulation hopper (8)；The discharging of the circulation hopper (8) is connected to the feed end of charging aperture (2) by charging line；Institute
State discharging opening (6) and be located at the delivery end of transport establishment, and be arranged on housing (1) bottom；The exhaust outlet (4) is provided with some
It is individual, above hot air apparatus and cooling air unit and it is arranged at the top of housing (1).
6. granule materials hot and cold air drying plant according to claim 5, it is characterised in that the charging aperture
(2) it is provided with feeding air-locked valve (3)；The discharging opening (6) is provided with discharging wind stopping device (7).
7. granule materials hot and cold air drying plant according to claim 5, it is characterised in that the exhaust outlet passes through
Discharge duct is connected to cyclone separator (20)；Air-introduced machine (21) is also associated with the cyclone separator (20).
8. the granule materials hot and cold air drying plant according to any one of claim 1-7, it is characterised in that the heat
Wind apparatus includes hot-blast outlet (15) and air heater (16)；The cooling air unit includes cold wind outlet (18) and air cooling
Device (19)；The hot-blast outlet (15) and cold wind outlet (18) are respectively positioned on the underface of transport establishment, and are arranged on housing (1) bottom
Portion；The hot-blast outlet (15) and air heater (16) pass sequentially through wind pipe and connected with blower fan (17), cold wind outlet
(18) pass sequentially through wind pipe with air refrigerator (19) and connected with blower fan (17).
9. granule materials hot and cold air drying plant according to claim 8, it is characterised in that on the outside of the housing (1)
Some maintenance doors (5) and some observation windows (22) are additionally provided with wall；Some supports are also associated with below the housing (1)
(9)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720872112.5U CN207197198U (en) | 2017-07-18 | 2017-07-18 | A kind of granule materials hot and cold air drying plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720872112.5U CN207197198U (en) | 2017-07-18 | 2017-07-18 | A kind of granule materials hot and cold air drying plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207197198U true CN207197198U (en) | 2018-04-06 |
Family
ID=61785816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720872112.5U Expired - Fee Related CN207197198U (en) | 2017-07-18 | 2017-07-18 | A kind of granule materials hot and cold air drying plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207197198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218792A (en) * | 2017-07-18 | 2017-09-29 | 尹国祥 | A kind of granule materials hot and cold air drying plant |
-
2017
- 2017-07-18 CN CN201720872112.5U patent/CN207197198U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218792A (en) * | 2017-07-18 | 2017-09-29 | 尹国祥 | A kind of granule materials hot and cold air drying plant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107218792A (en) | A kind of granule materials hot and cold air drying plant | |
| CN206787258U (en) | Crop dryer with horizontal mixed flow baking zone | |
| CN107771927A (en) | A kind of grain drying equipment with hot-air circulation | |
| CN107047758A (en) | A kind of energy saving and environment friendly grain drying machine | |
| RU187214U1 (en) | Zernosushilka mine louvre | |
| CN112240680B (en) | Drying device for powder material and drying method for powder material | |
| CN105728320B (en) | A kind of drying screening plant of shaped granule | |
| CN106839730A (en) | A kind of belt drying cooler | |
| CN103919250A (en) | Fruit and vegetable drying machine | |
| NO20160293A1 (en) | System and process for drying loose bulk material | |
| CN110360829A (en) | Cirulation type grain dryer | |
| CN103919249A (en) | Fruit and vegetable dryer | |
| CN107084611A (en) | A kind of spiral spice pneumatic conveyer dryer | |
| CN207197198U (en) | A kind of granule materials hot and cold air drying plant | |
| CN104170950A (en) | Grain dryer capable of preventing and removing dust | |
| CN102519234B (en) | Novel vertical drying equipment | |
| RU2338984C1 (en) | Grain dryer | |
| CN207081299U (en) | A kind of feed drying device with deferrization functional | |
| CN206362151U (en) | A kind of movable grain drying machine | |
| CN104799420A (en) | Apparatus for drying vegetable and fruit materials | |
| CN106959000A (en) | A kind of granule materials dry tack free device | |
| CN206891117U (en) | A kind of spiral spice pneumatic conveyer dryer | |
| CN107432319A (en) | A kind of cereal circulation drying equipment | |
| CN208332935U (en) | A kind of transversal ventilation quiescent bed grain drying machine | |
| CN106839657A (en) | A kind of granular material drying machine |
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: 20180406 Termination date: 20180718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |