CN105645036B - Barn cigarette presss from both sides tobacco loading device - Google Patents
Barn cigarette presss from both sides tobacco loading device Download PDFInfo
- Publication number
- CN105645036B CN105645036B CN201511034038.1A CN201511034038A CN105645036B CN 105645036 B CN105645036 B CN 105645036B CN 201511034038 A CN201511034038 A CN 201511034038A CN 105645036 B CN105645036 B CN 105645036B
- Authority
- CN
- China
- Prior art keywords
- chain
- mounting seat
- loading device
- guide rail
- support hand
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/12—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising a series of individual load-carriers fixed, or normally fixed, relative to traction element
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B1/00—Preparation of tobacco on the plantation
- A24B1/08—Suspending devices for tobacco leaves
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Intermediate Stations On Conveyors (AREA)
- Manufacturing Of Cigar And Cigarette Tobacco (AREA)
Abstract
The invention discloses a kind of barn cigarette to press from both sides tobacco loading device, lowering or hoisting gear including frame and in the frame, conveying device and straightening device, the conveying device includes mounting seat, first motor, driving wheel, driven pulley, chain and the first support hand for placing cigarette folder, first motor is fixedly installed in the bottom of the mounting seat, the driven pulley is rotatably mounted to the top of the mounting seat, the driving wheel is fixedly installed on first motor, and it can be connected by chain and the driven pulley, the first support hand is fixedly installed on the chain；Inner side on the chain is provided with protection guide rail, and the protection guide rail is fixedly installed in the mounting seat.The present invention is during the folder motion of chain-driving cigarette, chain is in the support of protection guide rail and guide effect lower stress without the change that deforms with movement locus, ensure the smooth and steady progress of chain movement, there is beneficial effect simple in construction, transportation stability is high and safe and reliable.
Description
Technical field
The present invention relates to barn cigarette to press from both sides tobacco loading device, refers in particular to chain lifting type barn cigarette folder tobacco loading device.
Background technology
Tobacco is during production, it is necessary to baking making be carried out to tobacco leaf, at present for the baking process step of tobacco leaf
Carried out in barn, tobacco leaf, which is filled after in cigarette folder to be pressed from both sides cigarette by manpower, lifts and be placed into the grill of barn
On.Cigarette due to filling fresh leaf presss from both sides weight and reaches 15-20 kilograms, and whole process needs an adult male prime of life to climb to barn cigarette
On frame, cigarette folder is passed by lower section personnel, is then lifted to 3 meters high of barn cigarette frame.The mechanization journey of this kind of operating type
Spend that low, labor intensity is big, degree of danger is high and operating efficiency is low, have a strong impact on production efficiency and security stability.
As the development of modern tobacco agriculture, the quickening of scale process, cured tobacco production are increasing to the needs of hired laborer.
However, China rural laborer largely shifts to cities and towns in recent years, it is fewer and fewer to cause tobacco grower's quantity, for young and vigorous
For the male prime of life, even more extremely lack, therefore, hired laborer's difficulty is increasingly becoming greatly the bottleneck of a tobacco leaf production development.It is in addition, existing
Some cigarette folder conveyings are put in method, hang to dry difficulty height due to artificial, operating efficiency is low, labor intensity is big, raw so also existing
Produce the problems such as cost is high.And existing cigarette folder conveying device space-consuming is big at present, device structure is complex and high cost, and operation is difficult
Degree is also big.
Patent No. CN201320630272.0 Chinese utility model patent discloses a kind of barn chain type cigarette and clamps cigarette
Device, the device have the following disadvantages：1st, chain easily occurs after the weight load of cigarette folder is born during being delivered up
Bending, and cause the situation for transporting the poor and de- chain of stationarity；2nd, support hand has the shifting of a horizontal direction when top chain is ajusted
It is dynamic, easily cigarette is gripped.
The content of the invention
It is an object of the invention to solve existing cigarette folder tobacco loading device, in the presence of transporting, stationarity is poor, take off chain and cigarette folder easily blocks
A kind of firmly the problem of, there is provided barn cigarette folder tobacco loading device simple in construction, transportation stability is high and safe and reliable.
The purpose of the present invention can be reached using following technical scheme：
A kind of barn cigarette presss from both sides tobacco loading device, including frame and lowering or hoisting gear, conveying device and pendulum in the frame
Equipment, the output end of the lowering or hoisting gear are connected with the conveying device, and the straightening device is in the conveying device
Transfer passage end；The conveying device includes mounting seat, the first motor, driving wheel, driven pulley, chain and for placing cigarette
First support hand of folder, first motor are fixedly installed in the bottom of the mounting seat, and the driven pulley is rotatably mounted to institute
The top of mounting seat is stated, the driving wheel is fixedly installed on first motor, and can passed by chain and the driven pulley
Dynamic connection, the first support hand are fixedly installed on the chain；Inner side on the chain is provided with protection guide rail, the protection
Guide rail is fixedly installed in the mounting seat.
Further, the straightening device includes the second motor being fixedly installed in mounting seat, is exported with the second motor
The crank that axle is fixedly connected, the swingable first connecting rod being installed in the mounting seat, respectively with the crank and first connecting rod
Be hinged second connecting rod and third connecting rod, and the second support hand being hinged with the top of the second connecting rod and third connecting rod, institute
State the upper end that the second support hand is located at the chain.
Further, the driving wheel, driven pulley, chain and the first support hand are set to two, and are respectively arranged on the installation
On the both sides of seat, two the first support palmistrys are accordingly fixedly installed on chain, and the movement velocity of two chains
It is equal.
As a kind of preferable scheme, the protection guide rail is U-typed structure, and the chain is slidably sheathed on described anti-
Protect and lead in the U-type groove of rail.
As a kind of preferable scheme, the protection guide rail is embedded to be cased with card article, is provided with the card article for being oriented to the
The guide groove of one support hand.
As a kind of preferable scheme, the protection guide rail gradually tilts to straightening device direction from top to bottom.
Further, the lowering or hoisting gear includes the hydraulic cylinder being articulated with frame, is cut with scissors with the output shaft of the hydraulic cylinder
The linkage connect, and for controlling the reciprocating control assembly of output shaft of hydraulic cylinder, the power of the linkage
Output end is hinged with the mounting seat.
As a kind of preferable scheme, the first support hand and the second support hand are provided with the hook part for being used for lifting cigarette folder.
As a kind of preferable scheme, the control assembly includes the swingable supercharging pedal in frame, and
For reducing the pressure-relief valve of hydraulic pressure in-cylinder pressure.
As a kind of preferable scheme, the frame is provided with handrail, and the bottom of the frame is additionally provided with universal wheel.
Implement the present invention, have the advantages that：
1st, the present invention is during chain-driving cigarette presss from both sides motion upwards, support and guide effect of the chain in protection guide rail
Lower stress ensures the smooth and steady progress of chain movement, solves existing chain without the change to deform with movement locus
Bar is easily bent after the weight load of cigarette folder is born during being delivered up, and causes transport stationarity poor and de-
The problem of chain, there is the characteristics of simple in construction, transportation stability is high and safe and reliable.
2nd, when the first support of chain-driving hand moves and cigarette folder is transported into upper position upwards, the second motor drives the present invention
Dynamic crank rotates and drives second connecting rod, first connecting rod and third connecting rod to swing successively, in second connecting rod and the band of third connecting rod
Under dynamic, the second support hand is rotated to press from both sides cigarette from the first support hand upwards and given rise on cigarette room cigarette beam, then under the driving of motor
Be rotated further the second support hand and return to origin-location, it is simple in construction so as to complete the action of lifting of cigarette folder, lift it is stable with
Safety.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of barn cigarette folder tobacco loading device of the present invention；
Fig. 2 is the structural representation of the straightening device of barn cigarette folder tobacco loading device of the present invention；
Fig. 3 is the structural representation of the protection guide rail of barn cigarette folder tobacco loading device of the present invention；
Fig. 4 is the transverse sectional view of barn cigarette folder tobacco loading device of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment 1
Reference picture 1, the present embodiment are related to cigarette folder tobacco loading device, including frame 1 and the lowering or hoisting gear in the frame 1
2nd, conveying device 3 and straightening device 4, the output end of the lowering or hoisting gear 2 are connected with the conveying device 3, the straightening device 4
Transfer passage end in the conveying device 3；The conveying device 3 includes mounting seat 31, the first motor 32, driving wheel
33rd, driven pulley 34, chain 35 and the first support hand 36 for placing cigarette folder, first motor 32 are fixedly installed in the installation
The bottom of seat 31, the driven pulley 34 are rotatably mounted to the top of the mounting seat 31, and the driving wheel 33 is fixedly installed in
On first motor 32, and it can be connected by chain 35 and the driven pulley 34, the first support hand 36 is fixedly mounted
In on the chain 35；Inner side on the chain 35 is provided with protection guide rail 5, and the protection guide rail 5 is fixedly installed in the peace
Fill on seat 31.At work, cigarette, which folds up, is placed on the first support hand 36, and the first motor 32 passes sequentially through the drive chain 35 of driving wheel 33
Motion, cigarette folder is transported from the bottom up.During chain 35 drives cigarette folder to move upwards, chain 35 is in protection guide rail 5
Support and guide effect lower stress ensure the smooth of the motion of chain 35 and steadily entered without the change to deform with movement locus
OK, solve existing chain 35 after the weight load of cigarette folder is born, easily bent during being delivered up, and cause
The problem of transporting poor stationarity and de- chain, with it is simple in construction, transportation stability is high and safe and reliable the characteristics of.
As depicted in figs. 1 and 2, the straightening device 4 includes being fixedly installed in the second motor 41 in mounting seat 31, with the
The crank 42 that the output shaft of two motor 41 is fixedly connected, the swingable first connecting rod 43 being installed in the mounting seat 31, respectively with
The crank 42 and first connecting rod 43 be hinged second connecting rod 44 and third connecting rod 45, and with the second connecting rod 44 and the 3rd
The second be hinged support hand 46 of the top of connecting rod 45, the second support hand 46 are located at the upper end of the chain 35.Driven in chain 35
When first support hand 36 moves and cigarette folder is transported into upper position upwards, the second motor 41 driving crank 42 rotates simultaneously to be driven successively
Second connecting rod 44, first connecting rod 43 and third connecting rod 45 are swung, under the drive of second connecting rod 44 and third connecting rod 45, the second support
Hand 46 is rotated to press from both sides cigarette from the first support hand 36 upwards and given rise on cigarette room cigarette beam, and the second support is then made under the driving of motor
Hand 46, which is rotated further, returns to origin-location, simple in construction so as to complete the action of lifting of cigarette folder, lifts stable and safely.
The driving wheel 33, driven pulley 34, the support hand 36 of chain 35 and first are set to two, and are respectively arranged on the mounting seat
On 31 both sides, two the first support hands 36 are accordingly fixedly installed on chain 35, and the fortune of two chains 35
Dynamic speed is equal.Under the drive of two chains being synchronized with the movement 35, the rate of climb of two the first support hands 36 keeps equal, makes
It is always consistent to obtain the position of two the first support hands 36, so as to which cigarette folder more smoothly is transported into the upper of mounting seat 31
Portion, motion stabilization and safe and reliable.
The protection guide rail 5 is U-typed structure, and the chain 35 is slidably sheathed on the U-type groove of the protection guide rail 5
It is interior.Chain 35 is after the gravity of cigarette folder is born, and under the support of protection guide rail 5, chain 35 will not be deformed, and due to chain
The both sides of bar 35 can keep the linearity of the motion of chain 35, so as to prevent chain 35 under by the gear shield of U-type groove wall and guide effect
Because produced de- chain by lateral force the problem of.
The protection guide rail 5 gradually tilts to the direction of straightening device 4 from top to bottom.The protection guide rail 5 of tilting can make
Obtain cigarette double-layered quilt to be gradually transported on the cigarette beam in cigarette room, facilitate straightening device 4 to realize smoothly and cigarette folder is lifted into cigarette room
Cigarette beam on purpose.
The lowering or hoisting gear 2 includes the hydraulic cylinder 21 being articulated with frame 1, is hinged with the output shaft of the hydraulic cylinder 21
Linkage 22, and for controlling the reciprocating control assembly of output shaft of hydraulic cylinder 21, the linkage 22 moves
Power output end is be hinged with the mounting seat 31.Ridden specifically, the control assembly includes the swingable supercharging in frame 1
Plate 23, and for reducing the pressure-relief valve 24 of pressure in hydraulic cylinder 21.When needing 2 lifting conveying device 3 of lowering or hoisting gear, lead to
Cross and trample supercharging pedal 23 by hydraulic oil press-in hydraulic cylinder 21, the output shaft of hydraulic cylinder 21 is stretched out and ejection linkage
22, so that linkage 22 constantly ramps up, and then the purpose of lifting conveying device 3.Opposite, such as need to reduce
The height of conveying device 3, by twisting pressure-relief valve 24, then under the gravity installation of conveying device 3, linkage 22 moves downward
And the output shaft of lower pressure cylinder 21, the output shaft of hydraulic cylinder 21 is retracted, realize the purpose for reducing the height of conveying device 3.
In order that the first support hand 36 and the second support hand 46 stably can transport cigarette folder from bottom to top, the first support hand 36
The hook part 6 for being used for lifting cigarette folder is provided with the second support hand 46.
The frame 1 is provided with handrail 7, and the bottom of the frame 1 is additionally provided with universal wheel 8.By hold handrail 7 make it is universal
Wheel 8 is rotated and turned to, and can be elapsed whole device to desired correct position and be carried out operation, greatly improve the side used
Just property.
Embodiment 2
The present embodiment be on the basis of embodiment 1, it is as shown in Figures 3 and 4, described anti-as the improvement to protecting guide rail 5
Protect and lead the embedded guide groove 91 for being cased with card article 9, being provided with for being oriented to the first support hand 36 in the card article 5 of rail 5.The horizontal stroke of the guide groove 91
Section is " ten " font structure, and the first support hand 36 is sheathed in guide groove 91, under the guide effect of guide groove 91, is done along guide groove 91
Linear motion.Because the first support hand 36 is constrained by guide groove 91, and then make it that the chain 35 that is connected with the first support hand 36 is also restrained,
Chain 35 is after the gravity of cigarette folder is born, and under the support of protection guide rail 5, chain 35 will not be deformed, and can keep chain 35
The linearity of motion, so as to prevent chain 35 because produced de- chain by lateral force the problem of.
The above disclosed power for being only a kind of preferred embodiment of the present invention, the present invention can not being limited with this certainly
Sharp scope, therefore the equivalent variations made according to the claims in the present invention, still belong to the scope that the present invention is covered.
Claims (9)
1. a kind of barn cigarette presss from both sides tobacco loading device, it is characterised in that：Lowering or hoisting gear, conveying including frame and in the frame
Device and straightening device, the output end of the lowering or hoisting gear are connected with the conveying device, and the straightening device is located at described defeated
Send the transfer passage end on device；The conveying device includes mounting seat, the first motor, driving wheel, driven pulley, chain and use
In the first support hand for placing cigarette folder, first motor is fixedly installed in the bottom of the mounting seat, and the driven pulley is rotatable
Be installed on the top of the mounting seat, the driving wheel is fixedly installed on first motor, and by chain with it is described from
Driving wheel can be connected, and the first support hand is fixedly installed on the chain；Inner side on the chain is provided with protection guide rail,
The protection guide rail is fixedly installed in the mounting seat；
The straightening device includes the second motor being fixedly installed in mounting seat, the song being fixedly connected with the second motor output shaft
Handle, the swingable first connecting rod being installed in the mounting seat, the second connecting rod being hinged respectively with the crank and first connecting rod
And third connecting rod, and the second support hand being hinged with the top of the second connecting rod and third connecting rod, the second support hand is located at
The upper end of the chain.
2. barn cigarette according to claim 1 presss from both sides tobacco loading device, it is characterised in that：The driving wheel, driven pulley, chain and
First support hand is set to two, and is respectively arranged on the both sides of the mounting seat, and two the first support palmistrys are accordingly fixed to pacify
Loaded on chain, and the movement velocity of two chains is equal.
3. barn cigarette according to claim 1 presss from both sides tobacco loading device, it is characterised in that：The protection guide rail is U-typed structure,
The chain is slidably sheathed in the U-type groove of the protection guide rail.
4. the barn cigarette folder tobacco loading device according to claim 1 or 3, it is characterised in that：The protection guide rail is embedded to be cased with
Card article, the guide groove for being oriented to the first support hand is provided with the card article.
5. the barn cigarette folder tobacco loading device according to claim 1 or 3, it is characterised in that：The protection guide rail is from top to bottom
Gradually tilted to straightening device direction.
6. barn cigarette according to claim 1 presss from both sides tobacco loading device, it is characterised in that：The lowering or hoisting gear includes being articulated with machine
Hydraulic cylinder on frame, the be hinged linkage with the output shaft of the hydraulic cylinder, and for controlling the output shaft of hydraulic cylinder past
The control assembly moved again, the clutch end of the linkage are hinged with the mounting seat.
7. barn cigarette according to claim 1 presss from both sides tobacco loading device, it is characterised in that：The first support hand and the second support hand are set
There is the hook part for lifting cigarette folder.
8. barn cigarette according to claim 6 presss from both sides tobacco loading device, it is characterised in that：The control assembly includes swingable set
In the supercharging pedal in frame, and for reducing the pressure-relief valve of hydraulic pressure in-cylinder pressure.
9. barn cigarette according to claim 1 presss from both sides tobacco loading device, it is characterised in that：The frame is provided with handrail, described
The bottom of frame is additionally provided with universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034038.1A CN105645036B (en) | 2015-12-31 | 2015-12-31 | Barn cigarette presss from both sides tobacco loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034038.1A CN105645036B (en) | 2015-12-31 | 2015-12-31 | Barn cigarette presss from both sides tobacco loading device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105645036A CN105645036A (en) | 2016-06-08 |
| CN105645036B true CN105645036B (en) | 2018-01-30 |
Family
ID=56491288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511034038.1A Expired - Fee Related CN105645036B (en) | 2015-12-31 | 2015-12-31 | Barn cigarette presss from both sides tobacco loading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105645036B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106174676A (en) * | 2016-07-20 | 2016-12-07 | 华南农业大学 | A kind of electric pushrod lifting type dress cigarette machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1388200A (en) * | 1919-09-10 | 1921-08-23 | William G Price | Box or package handling apparatus |
| CN101780877A (en) * | 2009-12-26 | 2010-07-21 | 江阴德玛斯特钻具有限公司 | Joint feeding and conveying device |
| CN202089529U (en) * | 2011-03-24 | 2011-12-28 | 刘烈祥 | Vertical elevator |
| CN202842919U (en) * | 2012-09-11 | 2013-04-03 | 赵盛华 | Damping lifting frame |
| CN203523786U (en) * | 2013-10-12 | 2014-04-09 | 华南农业大学 | Curing barn chain type cigarette clamp cigarette packing device |
| CN103693367B (en) * | 2013-12-30 | 2016-11-23 | 彭小冬 | Tobacco baking room auxiliary hangs roasting device |
-
2015
- 2015-12-31 CN CN201511034038.1A patent/CN105645036B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105645036A (en) | 2016-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204297157U (en) | The automatic packing device of steel pipe | |
| CN107873399A (en) | Edible mushroom bacterium bag nest mouth pluging device | |
| CN206511875U (en) | A kind of shear-type elevator with conveyer belt | |
| CN105645036B (en) | Barn cigarette presss from both sides tobacco loading device | |
| CN210029735U (en) | Hanging basket, automatic lifting device for traditional Chinese medicine hanging basket and basket type extraction system for traditional Chinese medicine | |
| CN201428436Y (en) | Wellhead self-abdicating device of linear pumping unit | |
| CN205838045U (en) | A kind of hydraulic lifting tipper | |
| CN207943827U (en) | Architectural engineering hand operated transport | |
| CN204038914U (en) | A kind of mountain region logging sling cart | |
| CN109132672A (en) | A kind of woven bag palletizing apparatus | |
| CN208071214U (en) | A kind of material lifting device of automatic discharging | |
| CN207404051U (en) | Lifting conveying frame matched with automatic carton sealing machine | |
| CN206078549U (en) | Automatic beef cattle draw gear of rope is hung in release | |
| CN108217536A (en) | Architectural engineering hand operated transport and operating method | |
| CN211521449U (en) | Automatic locking lifting goods elevator | |
| CN105398735B (en) | A kind of portable power-assisted lift water installations | |
| CN205773086U (en) | Fire retardant produces with lifting conveying arrangement | |
| CN207245642U (en) | A kind of well-drilling oil pipe elevator | |
| CN207543835U (en) | Edible mushroom bacterium bag nest mouth pluging device | |
| CN206552772U (en) | A kind of steel plate transmits spacing jacking system | |
| CN202007359U (en) | Inserting and looping machine for steel wire rope | |
| CN205739925U (en) | Storage and the hydraulic hoisting machine of handling dead livestock and poultry device | |
| CN218931589U (en) | Building hoisting device | |
| CN201809121U (en) | Baking-free brick conveyor | |
| CN201292169Y (en) | Flat car device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 Termination date: 20211231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |