CN104307403B - A kind of mix and blend all-in-one - Google Patents
A kind of mix and blend all-in-one Download PDFInfo
- Publication number
- CN104307403B CN104307403B CN201410465644.8A CN201410465644A CN104307403B CN 104307403 B CN104307403 B CN 104307403B CN 201410465644 A CN201410465644 A CN 201410465644A CN 104307403 B CN104307403 B CN 104307403B
- Authority
- CN
- China
- Prior art keywords
- suction
- brace table
- case
- motors
- auxiliary material
- 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
Abstract
The present invention relates to a kind of mix and blend all-in-one, comprise base, mixed stirring device, brace table, auxiliary material feeding device, No. two device for suction materials, a device for suction material, suction box and communicating pipe, described base is provided with mixed stirring device, described brace table is provided with square through hole, the quantity of described square through hole is two, and brace table is fixed on base, a described device for suction material is arranged on the left of brace table, described No. two device for suction materials are positioned at below a device for suction material, be arranged on described communicating pipe between No. two device for suction materials and a device for suction material, described auxiliary material feeding device is arranged on the right side of brace table.The present invention has reasonable in design, operating efficiency advantages of higher, various material rapid stirring can be made to mix, alleviate the labour intensity of peasant, in addition, adopts centrifugal blower to transport feed, saves manpower, substantially increase operating efficiency.
Description
Technical field
The present invention relates to cultivation industry field of mechanical technique, a kind of mix and blend all-in-one specifically.
Background technology
At present, cultivation industry development is rapid, and especially pig industry is also increasing to the demand of feed.In pig farm, pig feed generally all will be prepared according to demand, and generally comprise major ingredient and auxiliary material, major ingredient is generally wheat bran, corn etc., and auxiliary material is generally dregs of beans, vinasse, in addition, also will add the medicines such as some pest-resistant short long agent in some pig feed.Due to the feed price that prepared in market costly, so more focus on carrying out formula feed according to the demand of pig in some small-scale pig farms, the growth of pig can not only be promoted like this, shorten the time that pig is delivered for sale, and cost can also be saved, thus improve profit.But these small-scale pig farms are when preparing feed, the often proportioning of various material in bad control feed, causes preparation unbalanced, in addition when preparing, general is all fallen on the ground by various material, and undertaken mixing all by manual operation, this makes preparation work heavier.So, be badly in need of a kind ofly various material rapid stirring can being made to mix, the feed mixing and blending machine of labour can be saved.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of reasonable in design, operating efficiency is high, various material rapid stirring can be made to mix, the feed mixing and blending machine of labour can be saved, be i.e. a kind of mix and blend all-in-one.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of mix and blend all-in-one, comprise base, mixed stirring device, brace table, auxiliary material feeding device, No. two device for suction materials, a device for suction material, suction box and communicating pipe, described base is provided with mixed stirring device, described brace table is provided with square through hole, the quantity of described square through hole is two, and brace table is fixed on base, a described device for suction material is arranged on the left of brace table, described No. two device for suction materials are positioned at below a device for suction material, be arranged on described communicating pipe between No. two device for suction materials and a device for suction material, described auxiliary material feeding device is arranged on the right side of brace table.
Described mixed stirring device comprises a motor, shaft, stirring rod, agitator, a screw unloading bar, No. two motors, a blowpit and a support, a described support is fixed in the middle part of base, a described support is provided with agitator, No. two motors are installed on the left of described agitator, a blowpit is installed on the right side of described agitator, described No. two motor output shaft ends are provided with a screw unloading bar, a described motor is arranged in the middle part of brace table, a described motor output shaft end is connected with shaft, described shaft is provided with stirring rod.Mixed stirring device is used for stirring feed, makes the material in feed more even.A motor can drive shaft to rotate, thus it is more even that feed is mixed, No. two driven by motor screw unloading bar, thus feed is delivered to a blowpit.
Described auxiliary material feeding device comprises feeding box, for amount adjusting handle, No. two supports and auxiliary material device for discharging, described No. two support installing are at brace table upper surface right part, described feeding box is arranged on No. two rack upper surfaces, described feeding box side is provided with for amount adjusting handle, and described auxiliary material device for discharging is arranged on below feeding box.Auxiliary material feeding device is used for supplying auxiliary material.Be used for regulating quantity delivered for amount adjusting handle, auxiliary material device for discharging is used for auxiliary material to deliver to agitator.
Described No. two device for suction materials comprise No. two suction casees, connecting plate, transhipment groove, No. three motors, No. two screw unloading bars and No. two blowpits, discharging opening is provided with below described No. two suction casees, No. two centrifugal blowers are provided with above No. two suction casees, described connecting plate is arranged on below No. two suction casees, and the quantity of connecting plate is two, described transhipment groove is arranged on below connecting plate, No. three motors are installed on the left of described transhipment groove, be provided with No. two blowpits on the right side of described transhipment groove, described No. three motor output shaft ends are connected with No. two screw unloading bars.Feed in a device for suction material can be transported to agitator by No. two device for suction materials.Under the effect of No. two centrifugal blowers, feed enters No. two suction casees by a device for suction material, and then leak to transhipment groove by No. two suction casees, now No. three driven by motor No. two screw unloading bars rotate, thus make feed enter No. two blowpits, and then feed enters agitator.
A described device for suction material comprises a suction case, a centrifugal blower, drawing and pulling type sieves, vibrator, at the bottom of case and suction tube, a described suction upper box part is provided with bar shaped gas outlet, a described suction case inside is provided with dividing plate, through hole is provided with in the middle part of described dividing plate, guide groove is provided with bottom a described suction chamber interior wall, drawing and pulling type sieve is installed in guide groove, described vibrator is positioned at drawing and pulling type sieve below, and vibrator and a suction chamber interior wall are connected, a described centrifugal blower is arranged in the middle part of dividing plate, described suction tube is arranged on the left of a suction case, be arranged on bottom a suction case at the bottom of described case, and at the bottom of case in the middle part of be provided with through hole.A device for suction material, for the feed inside local or gunnysack is sucked a suction case, is eliminated like this and is bothered by man-handling of materials feed.Under the effect of a centrifugal blower, feed enters a suction case through suction tube, and drops on drawing and pulling type sieve, drawing and pulling type sieve constantly vibrates under the effect of vibrator, the screening that feed sieves through drawing and pulling type, removes the impurity that particle is larger, thus makes feed cleaner.When after a period of time, drawing and pulling type sieve can be extracted out the Impurity removal in sieve from guide groove.
Described suction box comprises No. four motors, upper cartridge body, end cap, lower box body and fragmentation rod, described upper cartridge body and lower box body connect by being weldingly connected, described end cap and upper cartridge body and lower box body are connected, described No. four motors are arranged on end cap side, described No. four motor output shaft ends are provided with broken rod, and described broken rod is provided with crushing teeth.The feed meal of caking can be broken into normal feed granules by suction box, thus makes guarantee suction everything goes well with your work to carry out.No. four motors rotate for driving broken rod.
The quantity of described vibrator is two.Drawing and pulling type is sieved vibration by vibrator, and feed is fallen smoothly smoothly from drawing and pulling type sieve.
Described suction tube is flexible pipe.The suppleness of flexible pipe is better, makes suction tube so more flexibly freely.
The invention has the beneficial effects as follows: the present invention has reasonable in design, operating efficiency advantages of higher, various material rapid stirring can be made to mix, alleviate the labour intensity of peasant, in addition, adopt centrifugal blower to transport feed, save manpower, substantially increase operating efficiency.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is perspective view of the present invention;
Fig. 2 is the front view of mixed stirring device of the present invention;
Fig. 3 is the perspective view of mixed stirring device of the present invention;
Fig. 4 is the perspective view of auxiliary material feeding device of the present invention;
Fig. 5 is the front view of No. two device for suction materials of the present invention;
Fig. 6 is the left view of No. two device for suction materials of the present invention;
Fig. 7 is the sectional perspective structural representation of No. two device for suction materials of the present invention;
Fig. 8 is the front view of a device for suction material of the present invention;
Fig. 9 is the plan structure schematic diagram of drawing and pulling type of the present invention sieve;
Figure 10 is the front view of suction box of the present invention;
Figure 11 is the right view of suction box of the present invention;
Figure 12 is the half sectional view of broken rod of the present invention.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below the present invention being set forth further.
As shown in Figures 1 to 12, a kind of mix and blend all-in-one, comprise base 1, mixed stirring device 2, brace table 3, auxiliary material feeding device 4, No. two device for suction materials 5, a device for suction material 6, suction box 7 and communicating pipe 8, described base 1 is provided with mixed stirring device 2, described brace table 3 is provided with square through hole 3a, the quantity of described square through hole 3a is two, and brace table 3 is fixed on base 1, a described device for suction material 6 is arranged on the left of brace table 3, described No. two device for suction materials 5 are positioned at below a device for suction material 6, be arranged on described communicating pipe 8 between No. two device for suction materials 5 and a device for suction material 6, described auxiliary material feeding device 4 is arranged on the right side of brace table 3.
Described mixed stirring device 2 comprises a motor 201, shaft 202, stirring rod 203, agitator 204, a screw unloading bar 205, No. two motors 206, a blowpit 207 and a support 208, a described support 208 is fixed in the middle part of base 1, a described support 208 is provided with agitator 204, No. two motors 206 are installed on the left of described agitator 204, a blowpit 207 is installed on the right side of described agitator 204, described No. two motor 206 output shaft ends are provided with a screw unloading bar 205, a described motor 201 is arranged in the middle part of brace table 3, described motor 201 output shaft end is connected with shaft 202, described shaft 202 is provided with stirring rod 203.Mixed stirring device 2, for stirring feed, makes the material in feed more even.A motor 201 can drive shaft 202 to rotate, thus it is more even that feed is mixed, and No. two motors 206 drive a screw unloading bar 205, thus feed is delivered to a blowpit 207.
Described auxiliary material feeding device 4 comprises feeding box 401, for amount adjusting handle 402, No. two supports 403 and auxiliary material device for discharging 404, described No. two supports 403 are arranged on brace table 3 upper surface right part, described feeding box 401 is arranged on No. two support 403 upper surfaces, described feeding box 401 side is provided with for amount adjusting handle 402, and described auxiliary material device for discharging 404 is arranged on below feeding box 401.Auxiliary material feeding device 4 will be for supplying auxiliary material.Be used for regulating quantity delivered for amount adjusting handle 402, auxiliary material device for discharging 404 is for delivering to agitator 204 by auxiliary material.
Described No. two device for suction materials 5 comprise No. two suction casees 501, connecting plate 502, transhipment groove 503, No. three motors 504, No. two screw unloading bars 505 and No. two blowpits 506, discharging opening 501a is provided with below described No. two suction casees 501, No. two centrifugal blower 501b are provided with above No. two suction casees 501, described connecting plate 502 is arranged on below No. two suction casees 501, and the quantity of connecting plate 502 is two, described transhipment groove 503 is arranged on below connecting plate 502, No. three motors 504 are installed on the left of described transhipment groove 503, No. two blowpits 506 are installed on the right side of described transhipment groove 503, described No. three motor 504 output shaft ends are connected with No. two screw unloading bars 505.Feed in a device for suction material 6 can be transported to agitator 204 by No. two device for suction materials 5.Under the effect of No. two centrifugal blower 501b, feed enters No. two suction casees 501 by a device for suction material 6, and then leak to transhipment groove 503 by No. two suction casees 501, now No. three motors 504 drive No. two screw unloading bars 505 to rotate, thus make feed enter No. two blowpits 506, then feed enters agitator 204.
A described device for suction material 6 comprises a suction case 601, a centrifugal blower 602, drawing and pulling type sieve 603, vibrator 604, at the bottom of case 605 and suction tube 606, described suction case 601 top is provided with bar shaped gas outlet 601a, described suction case 601 inside is provided with dividing plate 601c, through hole 601b is provided with in the middle part of described dividing plate 601c, guide groove 601d is provided with bottom described suction case 601 inwall, drawing and pulling type sieve 603 is installed in guide groove 601d, described vibrator 604 is positioned at below drawing and pulling type sieve 603, and vibrator 604 and suction case 601 inwall are connected, a described centrifugal blower 602 is arranged in the middle part of dividing plate 601c, described suction tube 606 is arranged on the left of a suction case 601, (605) at the bottom of described case are arranged on suction case (601) bottom, and (605) middle part is provided with through hole (605a) at the bottom of case.A device for suction material 6, for the feed inside local or gunnysack is sucked a suction case 601, is eliminated like this and is bothered by man-handling of materials feed.Under the effect of a centrifugal blower 602, feed enters a suction case 601 through suction tube 606, and drop on drawing and pulling type sieve 603, drawing and pulling type sieve 603 constantly vibrates under the effect of vibrator 604, feed is through the screening of drawing and pulling type sieve 603, remove the impurity that particle is larger, thus make feed cleaner.When after a period of time, drawing and pulling type can be sieved 603 and extract out the Impurity removal in sieve from guide groove 601d.
Described suction box 7 comprises No. four motors 701, upper cartridge body 702, end cap 703, lower box body 704 and fragmentation rod 705, described upper cartridge body 702 connects by being weldingly connected with lower box body 704, described end cap 703 is connected with upper cartridge body 702 and lower box body 704, described No. four motors 701 are arranged on end cap 703 side, described No. four motor 701 output shaft ends are provided with broken rod 705, and described broken rod 705 is provided with crushing teeth 705a.The feed meal of caking can be broken into normal feed granules by suction box 7, thus makes guarantee suction everything goes well with your work to carry out.No. four motors 701 rotate for driving broken rod 705.
The quantity of described vibrator 604 is two.Drawing and pulling type sieve 603 vibration is got up by vibrator 604, and feed is fallen smoothly smoothly from drawing and pulling type sieve 603.
Described suction tube 606 is flexible pipe.The suppleness of flexible pipe is better, makes suction tube 606 so more flexibly freely.
During actual use, regulate for amount adjusting handle 402 to required, under the effect of a centrifugal blower 602, feed enters a suction case 601 through suction tube 606, and drop on drawing and pulling type sieve 603, drawing and pulling type sieve 603 constantly vibrates under the effect of vibrator 604, and feed, through the screening of drawing and pulling type sieve 603, removes the impurity that particle is larger.Under the effect of No. two centrifugal blower 501b, feed enters No. two suction casees 501 by a suction case 601, and then leak to transhipment groove 503 by No. two suction casees 501, now No. three motors 504 drive No. two screw unloading bars 505 to rotate, thus make feed enter No. two blowpits 506, then feed enters agitator 204.Meanwhile, auxiliary material is delivered to agitator 204 by auxiliary material device for discharging 404.A motor 201 drives shaft 202 to rotate, and feed is mixed more even, No. two motors 206 drive a screw unloading bar 205, thus feed is delivered to a blowpit 207.
The present invention has the following advantages:
(1) reasonable in design, operating efficiency are high;
(2) various material rapid stirring can be made to mix, alleviate the labour intensity of peasant;
(3) adopt centrifugal blower to transport feed, save manpower, substantially increase operating efficiency.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; the just principle of the present invention described in above-described embodiment and description; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. a mix and blend all-in-one, comprise base (1), mixed stirring device (2), brace table (3), auxiliary material feeding device (4), No. two device for suction materials (5), a device for suction material (6), suction box (7) and communicating pipe (8), it is characterized in that: described base (1) is provided with mixed stirring device (2), described brace table (3) is provided with square through hole (3a), the quantity of described square through hole (3a) is two, and brace table (3) is fixed on base (1), a described device for suction material (6) is arranged on brace table (3) left side, described No. two device for suction materials (5) are positioned at device for suction material (6) below, be arranged on described communicating pipe (8) between No. two device for suction materials (5) and a device for suction material (6), described auxiliary material feeding device (4) is arranged on brace table (3) right side,
Described mixed stirring device (2) comprises a motor (201), shaft (202), stirring rod (203), agitator (204), a screw unloading bar (205), No. two motors (206), a blowpit (207) and a support (208), a described support (208) is fixed on base (1) middle part, a described support (208) is provided with agitator (204), described agitator (204) left side is provided with No. two motors (206), described agitator (204) right side is provided with a blowpit (207), described No. two motor (206) output shaft ends are provided with a screw unloading bar (205), a described motor (201) is arranged on brace table (3) middle part, described motor (201) output shaft end is connected with shaft (202), described shaft (202) is provided with stirring rod (203),
Described auxiliary material feeding device (4) comprises feeding box (401), for amount adjusting handle (402), No. two supports (403) and auxiliary material device for discharging (404), described No. two supports (403) are arranged on brace table (3) upper surface right part, described feeding box (401) is arranged on No. two support (403) upper surfaces, described feeding box (401) side is provided with for amount adjusting handle (402), and described auxiliary material device for discharging (404) is arranged on feeding box (401) below;
Described No. two device for suction materials (5) comprise No. two suction casees (501), connecting plate (502), transhipment groove (503), No. three motors (504), No. two screw unloading bars (505) and No. two blowpits (506), described No. two suction casees (501) below is provided with discharging opening (501a), No. two suction case (501) tops are provided with No. two centrifugal blowers (501b), described connecting plate (502) is arranged on No. two suction case (501) belows, and the quantity of connecting plate (502) is two, described transhipment groove (503) is arranged on connecting plate (502) below, described transhipment groove (503) left side is provided with No. three motors (504), described transhipment groove (503) right side is provided with No. two blowpits (506), described No. three motor (504) output shaft ends are connected with No. two screw unloading bars (505),
A described device for suction material (6) comprises a suction case (601), a centrifugal blower (602), drawing and pulling type sieve (603), vibrator (604), (605) at the bottom of case and suction tube (606), described suction case (601) top is provided with bar shaped gas outlet (601a), described suction case (601) inside is provided with dividing plate (601c), described dividing plate (601c) middle part is provided with through hole (601b), guide groove (601d) is provided with bottom described suction case (601) inwall, drawing and pulling type sieve (603) is installed in guide groove (601d), described vibrator (604) is positioned at drawing and pulling type sieve (603) below, and vibrator (604) and suction case (601) inwall are connected, a described centrifugal blower (602) is arranged on dividing plate (601c) middle part, described suction tube (606) is arranged on suction case (601) left side, (605) at the bottom of described case are arranged on suction case (601) bottom, and (605) middle part is provided with through hole (605a) at the bottom of case,
Described suction box (7) comprises No. four motors (701), upper cartridge body (702), end cap (703), lower box body (704) and fragmentation rod (705), described upper cartridge body (702) and lower box body (704) connect by being weldingly connected, described end cap (703) is connected with upper cartridge body (702) and lower box body (704), described No. four motors (701) are arranged on end cap (703) side, described No. four motor (701) output shaft ends are provided with broken rod (705), described broken rod (705) is provided with crushing teeth (705a).
2. a kind of mix and blend all-in-one according to claim 1, is characterized in that: the quantity of described vibrator (604) is two.
3. a kind of mix and blend all-in-one according to claim 1, is characterized in that: described suction tube (606) is flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410465644.8A CN104307403B (en) | 2014-09-13 | 2014-09-13 | A kind of mix and blend all-in-one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410465644.8A CN104307403B (en) | 2014-09-13 | 2014-09-13 | A kind of mix and blend all-in-one |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104307403A CN104307403A (en) | 2015-01-28 |
| CN104307403B true CN104307403B (en) | 2016-04-06 |
Family
ID=52362796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410465644.8A Expired - Fee Related CN104307403B (en) | 2014-09-13 | 2014-09-13 | A kind of mix and blend all-in-one |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104307403B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109289617B (en) * | 2018-11-19 | 2021-06-01 | 西安医学院 | Preparation device and preparation method of thin-layer chromatography adsorbent homogenate |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3190549B2 (en) * | 1995-09-25 | 2001-07-23 | ツカサ工業株式会社 | Mixing equipment for various powders |
| JP2001321145A (en) * | 2000-05-10 | 2001-11-20 | Shinmei Seisakusho:Kk | Device for impregnating solid feed with oil |
| JP4027693B2 (en) * | 2002-03-20 | 2007-12-26 | トリニティ工業株式会社 | Paint feeding device and valve unit |
| CN202714173U (en) * | 2012-06-29 | 2013-02-06 | 昌图县兴臣农业机械制造有限公司 | Horizontal feed agitating machine |
| CN103464047B (en) * | 2013-09-10 | 2015-12-23 | 松源机械制造有限公司 | A kind of continous vacuum device for suction material and method thereof |
| CN203564997U (en) * | 2013-10-31 | 2014-04-30 | 和原生态控股股份有限公司 | Fertilizer preparation machine |
| CN203725110U (en) * | 2013-12-17 | 2014-07-23 | 张云云 | Automatic feeding device for brick material stirrer |
-
2014
- 2014-09-13 CN CN201410465644.8A patent/CN104307403B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104307403A (en) | 2015-01-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107411149B (en) | A kind of straw pellet feed production equipment | |
| CN107996066A (en) | A kind of agricultural wheat seed dressing device for screening seed dressing one | |
| CN109392360A (en) | It is a kind of to mix medicine device for flower seed | |
| CN104307403B (en) | A kind of mix and blend all-in-one | |
| CN208320626U (en) | Hydroxypropyl guar rubber powder auger automix device | |
| JP5564742B2 (en) | Separation device body and separation method for solid mixture | |
| CN206237872U (en) | Pleurotus eryngii bacterial bran biological feed bacterium bag piece-rate system | |
| CN209631304U (en) | Afforest waste treatment apparatus | |
| CN207639121U (en) | It is a kind of to mix medicine device for flower seed | |
| CN205392265U (en) | Agitating unit is smashed to farming soil | |
| CN108906619A (en) | A kind of agricultural beans particle reciprocating screen separating device | |
| CN208287939U (en) | Kind duck essence Roughage mixer | |
| CN104248040A (en) | Sucking device integrating mixing and stirring | |
| CN209237757U (en) | A kind of dust guard of fertilizer dust | |
| CN105833756A (en) | Efficient stirrer | |
| CN207641603U (en) | A kind of livestock and poultry cultivation crushing mixing integration machine | |
| CN210236293U (en) | Foam feed divider | |
| CN201286249Y (en) | Groundnut stripper | |
| CN209736076U (en) | Straw powder and residual film separation equipment | |
| CN203897245U (en) | Wheat straw feed screening, grinding and stirring machine | |
| CN208064191U (en) | A kind of goat-feeding device | |
| CN207839169U (en) | A kind of wormwood Material disintegrator with powder automatic collecting device | |
| CN111871545A (en) | Efficient processing equipment for feed | |
| CN201667974U (en) | No dust environmental protection feed grinder mixer | |
| CN204842222U (en) | Medicine air separator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20160913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |