CN205161432U - Static pollination machine - Google Patents
Static pollination machine Download PDFInfo
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- CN205161432U CN205161432U CN201520946392.0U CN201520946392U CN205161432U CN 205161432 U CN205161432 U CN 205161432U CN 201520946392 U CN201520946392 U CN 201520946392U CN 205161432 U CN205161432 U CN 205161432U
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- cavity
- pollen
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- pollination
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Abstract
The utility model relates to an artificial pollination technical field especially relates to a static pollination machine, include: the main tank body, gas blowing device, pollen box and can make air ionization produce the electrode assembly of anion, the main tank body is equipped with first cavity, and the one end of first cavity is equipped with the air inlet, and the other end is equipped with the gas outlet, gas blowing device and air inlet intercommunication, electrode assembly locates first cavity, the pollen box is equipped with the second cavity, the position of pollen box between air inlet and electrode assembly and main tank body coupling, and the second cavity can communicate with first cavity. Pollen is through electrode assembly time striking anion and carry the negative electrical charge, and the pollination is accomplished from fall the pistil column cap of taking positive electricity after the gas outlet blows off on to the pollen that carries the negative electrical charge. Utilize the pistil column cap to have the nature of positive charge from this, contact with the pistil column cap again after the pollen that makes the pollination carries the negative electrical charge to greatly increased pollination rate, and then improve percentage of fertile fruit, increase output.
Description
Technical field
The utility model relates to artificial pollination technical field, particularly relates to a kind of electrostatic pollination machine.
Background technology
The pollen grain of major part fruit tree is large and glue heavy, the distance propagated by wind-force is limited, and the florescence is very short, therefore, if the florescence meets the bad weather that cold current, overcast and rainy, sandstorm, dry-hot wind etc. are unfavorable for insect activity, carrying out artificial pollination is the unique channel increasing orchard output.Fruit tree generally grows the most perfect, nutrition and spends first opening the most fully, and fruit type is straight, and fruit is large.But because open earliest easily runs into bad weather, easily there is flowering asynchronism with pollinated variety and seat does not live fruit, therefore also need to carry out artificial pollination.Spontaneous pollination is random, and causing needs the place of result also not have by a fruit, and does not wish that may there be a string fruit in the place of result, and artificial pollination can avoid this drawback completely.
The pollination machine that current artificial pollination adopts, its pollination rate is general lower, wants to improve percentage of fertile fruit, need repeat repeatedly artificial pollination, thus add hand labor intensity.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is the problem that existing pollination machine pollination rate is low.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of electrostatic pollination machine, comprise: main box, blowning installation, pollen box and air ionization can be made to produce the electrode assembly of anion, main box is provided with the first cavity, one end of first cavity is provided with air inlet, and the other end is provided with gas outlet; Blowning installation is communicated with air inlet; The first cavity is located at by electrode assembly; Pollen box is provided with the second cavity, and the position of pollen box between air inlet with electrode assembly is connected with main box, and the second cavity can be communicated with the first cavity.
According to the utility model, electrode assembly comprises: electro-insulating rubber ring, conductor annulus, corona electrode and HVDC electrical equipment, be provided with annular groove between the inner peripheral surface of electro-insulating rubber ring and outer circumference surface; Conductor annulus is located in annular groove; Corona electrode is connected with conductor annulus and passes the inner peripheral surface of electro-insulating rubber ring along the direction pointing to electro-insulating rubber Ring current distribution; HVDC electrical equipment is connected with conductor annulus by wire.
According to the utility model, corona electrode is provided with multiple, and multiple corona electrode is spaced apart in conductor annulus circumferentially.
According to the utility model, the outer circumference surface of electro-insulating rubber ring is provided with the opening be communicated with annular groove, and wire insertion opening is also connected with conductor annulus.
According to the utility model, the chamber wall of the first cavity is provided with annular concave platform at gas outlet place, and electro-insulating rubber is located on annular concave platform.
According to the utility model, also comprise: accelerating tube, accelerating tube is communicated with gas outlet.
According to the utility model, main box is provided with the pollen box installation portion with stepped cavity that surface is from it extended, stepped cavity comprises the path chamber be communicated with the first cavity and the chamber, large footpath be positioned at above path chamber, and the chamber wall in path chamber is provided with semicircular first boss extended along its axis direction; Pollen box is configured to comprise the step-like of the large footpath section that matches with chamber, large footpath and path chamber respectively and path section, the chamber wall that second cavity is positioned at path section is provided with and extends along its axis direction and to stretch out semicircular second boss of path section, pollen box is rotatably inserted in stepped cavity, and the second boss is resisted against the upper end of the first boss or inserts between the first boss and the chamber wall in path chamber.
According to the utility model, the chamber wall in chamber, large footpath is provided with semicircular first groove at its upper end, and an end of the first groove extends the second groove downwards; Large footpath section extends positive stop lug boss away from one end of path section from its side, and positive stop lug boss is contained in the first groove or the second groove.
According to the utility model, blowning installation is the adjustable fan blower of wind speed.
According to the utility model, also comprise: handle, handle is located on main box.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages:
Electrostatic pollination machine of the present utility model, after pollen in pollen box falls into the first cavity of main box, blow out from gas outlet after electrode assembly under the blowing of blowning installation, because electrode assembly can make air ionization produce anion, pollen carries negative electrical charge clashing into anion through electrode assembly, the pollen carrying negative electrical charge is fallen the pistil stigma of positively charged after the blowout of gas outlet, completes pollination.Utilize pistil stigma with the character of positive charge thus, contact with pistil stigma again after making the pollen of pollination carry negative electrical charge, thus greatly increase pollination rate, and then improve percentage of fertile fruit, increase yield.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment electrostatic pollination machine;
Fig. 2 is the schematic side view of the electrode assembly of the electrostatic pollination machine shown in Fig. 1;
Fig. 3 is the cross-sectional schematic along A-A in Fig. 2;
Fig. 4 is that the master of the upper plate of the main box of the electrostatic pollination machine shown in Fig. 1 looks cross-sectional schematic;
Fig. 5 is the schematic top plan view of the upper plate of the main box of the electrostatic pollination machine shown in Fig. 1;
Fig. 6 is that the master of the pollen box of the electrostatic pollination machine shown in Fig. 1 looks cross-sectional schematic;
Fig. 7 is the schematic side view of the pollen box of the electrostatic pollination machine shown in Fig. 1;
Fig. 8 is the schematic top plan view of the pollen box of the electrostatic pollination machine shown in Fig. 1;
Fig. 9 is that the pollen box of the electrostatic pollination machine shown in Fig. 1 and the master of main box assembly structure look cross-sectional schematic;
Figure 10 is the pollen box of the electrostatic pollination machine shown in Fig. 1 and the schematic top plan view of main box assembly structure.
In figure: 1: main box; 10: the first cavitys; 11: upper plate; 12: pollen box installation portion; 121: path chamber; 122: large chamber, footpath; 123: the first boss; 124: the first grooves; 125: the second grooves; 2: blowning installation; 3,3a, 3b: pollen box; 30, the 30a, 30b: second cavity; 31: path section; 32: large footpath section; 33, the 33a, 33b: second boss; 34,34a, 34b: positive stop lug boss; 35: the three boss; 4: electrode assembly; 41: electro-insulating rubber ring; 411: annular groove; 412: opening; 42: conductor annulus; 43: corona electrode; 44: HVDC electrical equipment; 45: wire; 5: accelerating tube; 6: handle.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
As shown in Figures 1 to 10, a kind of embodiment of the utility model electrostatic pollination machine.As shown in Figure 1, the electrostatic pollination machine of the present embodiment comprises: main box 1, blowning installation 2, pollen box 3 and electrode assembly 4, and electrode assembly 4 can make air ionization produce anion.One end that main box 1 is provided with the first cavity 10, first cavity 10 is provided with air inlet, and the other end of the first cavity 10 is provided with gas outlet.Blowning installation 2 is communicated with the air inlet of the first cavity 10.The first cavity 10 is located at by electrode assembly 4.Pollen box 3 is provided with the second cavity 30, and pollen box 3 is connected with main box 1 with the position between electrode assembly 4 at the air inlet of the first cavity 10, and the second cavity 30 of pollen box 3 can be communicated with the first cavity 10 of main box 1.
The above-mentioned electrostatic pollination machine of the present embodiment, after pollen in pollen box 3 falls into the first cavity 10 of main box 1, blow out from gas outlet after electrode assembly 4 under the blowing of blowning installation 2, because electrode assembly 4 can make air ionization produce anion, pollen clashes into anion and carries negative electrical charge when through electrode assembly 4, the pollen carrying negative electrical charge is fallen the pistil stigma of positively charged after the blowout of gas outlet, completes pollination.Utilize pistil stigma with the character of positive charge thus, contact with pistil stigma again after making the pollen of pollination carry negative electrical charge, thus greatly increase pollination rate, and then improve percentage of fertile fruit, increase yield.The electrostatic pollination machine of the present embodiment is applicable to carry out artificial pollination, as small white almond to pistil stigma with the fruit tree of positive charge.
Further, as shown in Figures 2 and 3, in the present embodiment, electrode assembly 4 adopts annular spininess combined electrode device, and electrode assembly 4 comprises: electro-insulating rubber ring 41, conductor annulus 42, corona electrode 43 and HVDC electrical equipment 44.Annular groove 411 is provided with between the inner peripheral surface of electro-insulating rubber ring 41 and outer circumference surface; Conductor annulus 42 is located in annular groove 411; Corona electrode 43 is connected with conductor annulus 42, and corona electrode 43 is along pointing to the direction at center of electro-insulating rubber ring 41 through the inner peripheral surface of electro-insulating rubber ring 41.As shown in Figure 1, HVDC electrical equipment 44 is connected with conductor annulus 42 by wire 45.HVDC electrical equipment 44 provides high-tension current for conductor annulus 42, produces corona discharge phenomenon by corona electrode 43, even if the ionization of corona electrode 43 ambient air produces anion.
Further, in the present embodiment, corona electrode 43 is provided with multiple, and multiple corona electrode 43 is spaced apart in conductor annulus 42 circumferentially.As shown in Figure 2, the corona electrode 43 of the present embodiment is provided with ten, and ten corona electrodes 43 are distributed in conductor annulus 42 circumferentially evenly and at intervals.
Further, in the present embodiment, the outer circumference surface of electro-insulating rubber ring 41 is provided with opening 412, and opening 412 is communicated with annular groove 411, and wire 45 insertion opening 412 is also connected with conductor annulus 42.
Further, as shown in Figure 1, in the present embodiment, the chamber wall of the first cavity 10 of main box 1 is provided with annular concave platform at gas outlet place, and electro-insulating rubber ring 41 is located on annular concave platform.Setting like this conveniently can be located at wire 45 and the HVDC electrical equipment 44 of the first cavity 10 outside and be located at the electro-insulating rubber ring 41 of the first cavity 10 inside and the connection of conductor annulus 42.
Further, as shown in Figure 1, the electrostatic pollination machine of the present embodiment also comprises accelerating tube 5, and accelerating tube 5 is communicated with the gas outlet of the first cavity 10.The gas outlet of accelerating tube 5 and the first cavity 10 is bolted.Electrode assembly 4 is arranged on one end that main box 1 is provided with gas outlet, and namely electric machine 4 is located between main box 1 and accelerating tube 5, effectively can prevent the generation of leaky.Pollen blows out from gas outlet under the blowing of blowning installation 2 after electrode assembly 4, enters accelerating tube 5 and carries out acceleration process, then blow out from accelerating tube 5 and be ejected into fruit tree, can increase pollination rate further thus.
Further, in the present embodiment, as shown in Figure 4 and Figure 5, main box 1 is provided with the pollen box installation portion 12 that surface is from it extended, that is, main box 1 has upper plate 11, and the upper surface of upper plate 11 extends upward pollen box installation portion 12.Pollen box installation portion 12 has stepped cavity, stepped cavity comprises path chamber 121 and chamber, large footpath 122, wherein, path chamber 121 is communicated with the first cavity 10 of main box 1, chamber, large footpath 122 is positioned at the top in path chamber 121, the chamber wall in path chamber 121 is provided with semicircular first boss 123, first boss 123 and extends along the axis direction in path chamber 121, and namely the first boss 123 extends along the vertical direction.Herein " on ", D score refer to the present embodiment electrostatic pollination machine as shown in Figure 1, position when placing routinely to.As shown in Figure 6 to 8, pollen box 3 is configured to step-like, step-like pollen box 3 comprises large footpath section 32 and path section 31, large footpath section 32 and path section 31 match with chamber, large footpath 122 and path chamber 121 respectively, the chamber wall that second cavity 30 of pollen box 3 is positioned at path section 31 is provided with semicircular second boss 33, second boss 33 and extends along the axis direction of the second cavity 30 and stretch out path section 31.Pollen box 3 is rotatably inserted in the stepped cavity of pollen box installation portion 12, and the second boss 33 is resisted against the upper end of the first boss 123 or inserts between the first boss 123 and the chamber wall in path chamber 121.As shown in Figure 9 and Figure 10, the upper plate 11 of the main box 1 of the present embodiment is provided with two pollen box installation portions 12, and pollen box 3 is also provided with two, and pollen box 3a and pollen box 3b is inserted in the stepped cavity of two pollen box installation portions 12 respectively.The two states matched of pollen box 3 and stepped cavity has been shown in Fig. 9, wherein, pollen box 3a inserts in stepped cavity, the second boss 33a of pollen box 3a is resisted against the upper end of the first boss 123 of stepped cavity, now, the second cavity 30a of pollen box 3a is communicated with the path chamber 121 of stepped cavity, namely be communicated with the first cavity 10 of main box 1, pollen can fall into the first cavity 10 of main box 1 from pollen box 3a, and by rotary flower powder box 3a, the relative position of adjustable second boss 33a and the first boss 123, thus regulate pollen to fall the size of passage, reach the object regulating the pollen amount of falling.Pollen box 3b inserts in stepped cavity, the second boss 33b of pollen box 3b inserts between the first boss 123 and the chamber wall in path chamber 121, now, semicircular second boss 33b and semicircular first boss 123 match and the second cavity 30b of pollen box 3b are not communicated with the first cavity 10 of main box 1, thus make pollen stop falling into the first cavity 10 of main box 1.When needing to add pollen in the first cavity 10 of main box 1, upwards promote pollen box 3b, the second boss 33 is made to be raised to the top of the first boss 123, then rotary flower powder box 3b loosening, second boss 33 is fallen on the first boss 123, thus the second cavity 30b of pollen box 3b is communicated with the path chamber 121 of stepped cavity.As shown in Figure 4 and Figure 5, the bigger diameter end 32 of pollen box 1 is provided with the 3rd boss 35 in the one end away from path section 31, by capturing the 3rd boss 35, can conveniently promote pollen box 1.Thus, the electrostatic pollination machine of the present embodiment achieves control to the pollen amount of the first cavity 10 falling into main box 1 and adjustment, easy to operate.
Further, in the present embodiment, as shown in Figure 4 and Figure 5, the end that the chamber wall in the chamber, large footpath 122 of pollen box installation portion 12 is provided with semicircular first groove 124, first groove 124 at its upper end extends the second groove 125 downwards.As shown in Figure 7 and Figure 8, the large footpath section 32 of pollen box 3 extends positive stop lug boss 34 away from one end of path section 31 from its side, and positive stop lug boss 34 is contained in the first groove 124 or the second groove 125.As shown in 9 and Figure 10, the second boss 33a of pollen box 3a is resisted against the upper end of the first boss 123 of stepped cavity, and now, the positive stop lug boss 34a of pollen box 3a is contained in the first groove 124, and can rotate in semicircular first groove 124.The second boss 33b of pollen box 3b inserts between the first boss 123 and the chamber wall in path chamber 121, and now, the positive stop lug boss 34b of pollen box 3b is contained in the second groove 125.
Further, in the present embodiment, blowning installation 2 is the adjustable fan blower of wind speed.The wind speed of fan blower can be regulated according to the pollinate height of demand and fruit tree of reality thus, ensure best pollination rate.Certainly, blowning installation of the present utility model is not limited to the present embodiment, and other also can be adopted can to realize the device of blowing, as air pump.
Further, the electrostatic pollination machine of the present embodiment also comprises handle 6, and handle 6 is located on main box 1, conveniently takes in use.
In sum, after pollen in the electrostatic pollination machine pollen box 3 of the present embodiment falls into the first cavity 10 of main box 1, blow out from gas outlet after electrode assembly 4 under the blowing of blowning installation 2, because electrode assembly 4 can make air ionization produce anion, pollen clashes into anion and carries negative electrical charge when through electrode assembly 4, the pollen carrying negative electrical charge is fallen the pistil stigma of positively charged after the blowout of gas outlet, completes pollination.Greatly pollination rate be can increase, percentage of fertile fruit, increase yield improved.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. an electrostatic pollination machine, it is characterized in that, comprise: main box (1), blowning installation (2), pollen box (3) and air ionization can be made to produce the electrode assembly (4) of anion, described main box (1) is provided with the first cavity (10), one end of described first cavity (10) is provided with air inlet, and the other end is provided with gas outlet; Described blowning installation (2) is communicated with described air inlet; Described first cavity is located at by described electrode assembly (4); Described pollen box (3) is provided with the second cavity (30), the position of described pollen box (3) between described air inlet with described electrode assembly (4) is connected with described main box (1), and described second cavity (30) can be communicated with described first cavity (10).
2. electrostatic pollination machine according to claim 1, it is characterized in that, described electrode assembly (4) comprising: electro-insulating rubber ring (41), conductor annulus (42), corona electrode (43) and HVDC electrical equipment (44), is provided with annular groove (411) between the inner peripheral surface of described electro-insulating rubber ring (41) and outer circumference surface; Described conductor annulus (42) is located in described annular groove (411); Described corona electrode (43) is connected the inner peripheral surface of direction through described electro-insulating rubber ring (41) that the center of described electro-insulating rubber ring (41) is pointed on also edge with described conductor annulus (42); Described HVDC electrical equipment (44) is connected with described conductor circle (42) ring by wire (45).
3. electrostatic pollination machine according to claim 2, is characterized in that, described corona electrode (43) is provided with multiple, and multiple described corona electrode (43) is spaced apart in described conductor annulus (42) circumferentially.
4. electrostatic pollination machine according to claim 2, it is characterized in that, the outer circumference surface of described electro-insulating rubber ring (41) is provided with the opening (412) be communicated with described annular groove (411), and described wire (45) inserts described opening (412) and is connected with described conductor annulus (42).
5. electrostatic pollination machine according to claim 2, is characterized in that, the chamber wall of described first cavity (10) is provided with annular concave platform at described gas outlet place, and described electro-insulating rubber ring (41) is located on described annular concave platform.
6. electrostatic pollination machine according to claim 1, is characterized in that, also comprise: accelerating tube (5), and described accelerating tube (5) is communicated with described gas outlet.
7. electrostatic pollination machine according to claim 1, it is characterized in that, described main box (1) is provided with the pollen box installation portion (12) with stepped cavity that surface is from it extended, described stepped cavity comprises the path chamber (121) be communicated with described first cavity (10) and the chamber, large footpath (122) being positioned at described path chamber (121) top, and the chamber wall of described path chamber (121) is provided with semicircular first boss (123) extended along its axis direction, described pollen box (3) is configured to comprise the step-like of large footpath section (32) of matching with chamber, described large footpath (122) and described path chamber (121) respectively and path section (31), the chamber wall that described second cavity (30) is positioned at described path section (31) is provided with and extends along its axis direction and to stretch out semicircular second boss (33) of described path section (31), described pollen box (3) is rotatably inserted in described stepped cavity, and described second boss (33) is resisted against the upper end of described first boss (123) or inserts between described first boss (123) and the chamber wall in described path chamber (121).
8. electrostatic pollination machine according to claim 7, it is characterized in that, the chamber wall in chamber, described large footpath (122) is provided with semicircular first groove (124) at its upper end, and an end of described first groove (124) extends the second groove (125) downwards; Described large footpath section (32) extends positive stop lug boss (34) away from one end of described path section (31) from its side, and described positive stop lug boss (34) is contained in described first groove (124) or described second groove (125).
9. electrostatic pollination machine according to claim 1, is characterized in that, described blowning installation (2) is the adjustable fan blower of wind speed.
10. electrostatic pollination machine according to claim 1, is characterized in that, also comprise: handle (6), and described handle (6) is located on described main box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520946392.0U CN205161432U (en) | 2015-11-24 | 2015-11-24 | Static pollination machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520946392.0U CN205161432U (en) | 2015-11-24 | 2015-11-24 | Static pollination machine |
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| Publication Number | Publication Date |
|---|---|
| CN205161432U true CN205161432U (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520946392.0U Expired - Fee Related CN205161432U (en) | 2015-11-24 | 2015-11-24 | Static pollination machine |
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| CN (1) | CN205161432U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106993447A (en) * | 2017-04-05 | 2017-08-01 | 重庆光电信息研究院有限公司 | A kind of plant pollen processing unit |
| CN110506627A (en) * | 2019-10-11 | 2019-11-29 | 安徽科技学院 | Plant pollinating device and pollinating method |
| CN111405845A (en) * | 2017-09-07 | 2020-07-10 | 埃得特农业精密技术有限公司 | System for dry artificial pollination of cultivated trees or shrubs by arbo pollen and method for dry artificial pollination |
| CN112293244A (en) * | 2020-04-13 | 2021-02-02 | 眉县果业技术推广服务中心 | Electrostatic pollination device |
| CN117084166A (en) * | 2023-09-25 | 2023-11-21 | 江西农业大学 | Whole tree crop pollen collecting and teaching integrated device and method based on ion airflow |
-
2015
- 2015-11-24 CN CN201520946392.0U patent/CN205161432U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106993447A (en) * | 2017-04-05 | 2017-08-01 | 重庆光电信息研究院有限公司 | A kind of plant pollen processing unit |
| CN111405845A (en) * | 2017-09-07 | 2020-07-10 | 埃得特农业精密技术有限公司 | System for dry artificial pollination of cultivated trees or shrubs by arbo pollen and method for dry artificial pollination |
| EP3678470A4 (en) * | 2017-09-07 | 2020-10-07 | Edete Precision Technologies For Agriculture Ltd. | System for dry artificial pollination of cultivated trees or shrubs by insect-borne pollen and method of doing the same |
| CN110506627A (en) * | 2019-10-11 | 2019-11-29 | 安徽科技学院 | Plant pollinating device and pollinating method |
| CN112293244A (en) * | 2020-04-13 | 2021-02-02 | 眉县果业技术推广服务中心 | Electrostatic pollination device |
| CN117084166A (en) * | 2023-09-25 | 2023-11-21 | 江西农业大学 | Whole tree crop pollen collecting and teaching integrated device and method based on ion airflow |
| CN117084166B (en) * | 2023-09-25 | 2024-05-28 | 江西农业大学 | Whole tree crop pollen collecting and teaching integrated device and method based on ion airflow |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20171124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |