CN204707640U - A kind of Novel hand-power elevation (over-and-under) type nursery watering system - Google Patents

A kind of Novel hand-power elevation (over-and-under) type nursery watering system Download PDF

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Publication number
CN204707640U
CN204707640U CN201520104916.1U CN201520104916U CN204707640U CN 204707640 U CN204707640 U CN 204707640U CN 201520104916 U CN201520104916 U CN 201520104916U CN 204707640 U CN204707640 U CN 204707640U
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China
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spray
hand
gripper shoe
over
under
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CN201520104916.1U
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Chinese (zh)
Inventor
李明
邓子牛
王健康
戴思慧
张民
袁晴春
陈文贵
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Hunan Agricultural University
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Hunan Agricultural University
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Abstract

The utility model discloses a kind of Novel hand-power elevation (over-and-under) type nursery watering system, comprise hand-rail type and regulate spray watering apparatus, portable water supply installation and connect the water pipe that hand-rail type regulates spray watering apparatus and portable water supply installation; Described hand-rail type regulates spray watering apparatus to comprise gripper shoe I (4), gripper shoe II (15), guide pin bushing (6), guide rod (5), pulley (8), spray boom (3), armrest system and hand spray lance lifting device; Portable water supply installation comprises base (29), water pump (31), Water pipe bracket (25) and water supply handrail (35).This Novel hand-power elevation (over-and-under) type nursery watering system, its spray boom height adjustable, feature richness, easy to operate, be easy to promotion and implementation.

Description

A kind of Novel hand-power elevation (over-and-under) type nursery watering system
Technical field
The utility model relates to a kind of seedling machinery, particularly a kind of Novel hand-power elevation (over-and-under) type nursery watering system.
Background technology
China is agricultural production state the biggest in the world, and nursery is very important cultivation.It is essential that the crop seedling such as vegetables, the orchard phase waters, and according to nursery seedling age, growing way, waters extremely important in right amount, and suitable moisture penetration, to soil, is conducive to the production of seedling, improves the efficiency of nursery and the survival rate of nursery.Traditional pipeline waters mode, is difficult to control the water yield, and the water yield is unsuitable excessive, pressure is excessively strong, otherwise easily causes hydraulic blow to crop, affects growth; Wash away soil horizon, the negative effect such as easily cause soil and fertilizer to run off, to harden simultaneously; In addition, water resource lacks, and is unfavorable for water saving.
Especially seedbed, the potted plant nursery such as oranges and tangerines, waters with halters such as water pipes for a long time, more easily occur fertilizer loss and crop impaired, do not meet the agriculture requirement of current nursery.
Meanwhile, along with China's Urbanization Progress, operation labouring population reduce, labor shortage in seedling raising process, and cost increases, and causes the Arrested Development of China's nursery industry.
At present, nursery watering device mainly nursery pipeline and execute water, dispenser with common sprinkler design, as seedling growth greenhouse flusher (CN201310652948.0), a kind of spray medicine equipment (CN201210299332.5) of watering used for vegetable greenhouse; A kind of automatic watering equipment (CN201410049986.1) etc.Therefore; develop the adjustable nursery watering device of a kind of Remote; long tube shower nozzle, pressure nozzle can be adopted; regulating pondage, spray width; meet nursery agriculture requirement, execute water in right amount, reduce water resource waste; improve mechanization of operation level and efficiency simultaneously, be conducive to promoting nursery scale and batch production development.
Therefore, be necessary to design a kind of novel nursery watering machinery.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Novel hand-power elevation (over-and-under) type nursery watering system, this Novel hand-power elevation (over-and-under) type nursery watering system, and its spray boom height adjustable is easy to operate, is easy to promotion and implementation.
The technical solution of utility model is as follows:
A kind of Novel hand-power elevation (over-and-under) type nursery watering system, comprises hand-rail type and regulates spray watering apparatus, portable water supply installation and connect the water pipe that hand-rail type regulates spray watering apparatus and portable water supply installation;
Described hand-rail type regulates spray watering apparatus to comprise gripper shoe I (4), gripper shoe II (15), guide pin bushing (6), guide rod (5), pulley (8), spray boom (3), armrest system and hand spray lance lifting device;
Gripper shoe II is horizontally disposed with, and guide pin bushing is 4; 4 corner places of gripper shoe II connect the upper end of described 4 guide pin bushings respectively, and are supported by 4 guide pin bushings, and the lower end of 4 guide pin bushings is respectively provided with the pulley regulating the walking of spray watering apparatus for hand-rail type described in;
Guide rod is 4, and correspondence is inserted in 4 guide pin bushings; 4 guide rods are connected with 4 angles of gripper shoe I respectively and are used for supported plate I; Spray boom is fixed on gripper shoe I by clip I (1); The front end of spray boom is provided with plug (2), and the rear end of jet pipe is connected with water pipe by runoff investigation switch (16); Spray boom is provided with arranges spray orifice (45) more;
What armrest system comprised handrail pole (22) and was arranged on handrail pole upper end executes water handrail (23); The lower end of handrail pole is fixed on gripper shoe I;
Hand spray lance lifting device comprises manual turntable device, chain wheel driving mechanism and gear rack elevating device;
Manual turntable device comprises manual turntable (20), manual turntable handle (50) and positioner;
Manual turntable is provided with screens hole (21) and described manual turntable handle, and screens hole is multiple, and circumference is evenly arranged on the edge of screens dish; Manual turntable is sleeved on turntable shaft, [and have return spring to connect, under the effect of return spring, self-return also ensures that rotating disk can not depart from turntable shaft, ] turntable shaft fixes (as welding) on handrail pole, manual turntable handle is fixed (as welding) on rotating disk, for operating turntable rotation;
Positioner comprises position blocking pin (51) and screens pin plate (49), and screens pin plate is welded on handrail pole, and position blocking pin is arranged on screens pin plate, can prevent turntable rotation when position blocking pin inserts in screens hole;
Gear rack elevating device comprises tooth bar (10), gear (13) and rack-and-pinion installation component (12); Tooth bar vertical direction is fixed on the bottom of gripper shoe I; Rack-and-pinion installation component is fixed on the bottom of gripper shoe II; Gear and tooth bar cooperation are arranged on rack-and-pinion installation component;
Chain wheel driving mechanism comprises chain wheel I (11), chain wheel II (17), sprocket wheel III (18) and sprocket wheel IV (19); Chain wheel I is coaxially connected with gear; Chain wheel II is coaxially connected with sprocket wheel III; Sprocket wheel IV is fixed on manual turntable, the dead in line of sprocket wheel IV and manual turntable; Chain wheel I and chain wheel II pass through chain drive; Sprocket wheel III and sprocket wheel IV pass through chain drive; During the rotation of manual turntable, movable sprocket IV, sprocket wheel III, chain wheel II, chain wheel I and gear is with to rotate successively; Gear drives gear rack elevating again thus drives the spray lance lifting on gripper shoe I and gripper shoe I.
The diameter of spray orifice is 1 ~ 1.8mm.
Described spray orifice is three rows [becoming slant arrangements in order].
Described many rows spray orifice laterally be arranged in parallel; The center of circle of first spray orifice of many rows spray orifice is all in the plane of same inclination; The angle theta in the plane of this inclination and the cross section (perpendicular) of spray boom is 31 ° ~ 65 ° [ensureing to spray water droplet size distribution angle with even].
The shaft employing diameter of spray boom is the PVC pipe of diameter 16mm, 20mm or 25mm.
Described screens hole is 9.
Portable water supply installation comprises base (29), water pump (31), Water pipe bracket (25) and water supply handrail (35), and water pump is fixed on base, base is also provided with the hand switch for controlling water pump; Water pipe bracket is fixed on base, and rotating shaft place of Water pipe bracket is provided with turning handle, for artificial closed tube; Water supply handrail is bolted on base; The bottom of base is provided with 2 front-wheels (27) and a deflecting roller (33).
Base is also provided with the remote control switch for controlling water pump operation.[after opening hand switch, when watering apparatus and water supply installation distant time, by remote control control remote control switch to control running and the stopping of water pump]
Water supply handrail adopts multi-section type stretching structure or foldable structure.[after unscrewing, can fold, or flexible; Also can directly forwards fold in junction, as shown in Figure 3]
The end of water pipe is provided with filter [when this connection water source, end, filtering the water entering water pipe].
Beneficial effect:
Novel hand-power elevation (over-and-under) type nursery watering system of the present utility model, meet agriculture requirement, the water yield is adjustable, and efficiency is high, Remote, easy to operate, feature richness, and practicality is good.
Adopt shaking type lifting mechanism, structure is simple and ingenious, is easy to manipulation, easy to implement, and energy flexible modulation water spray height, adapt to the requirement of Different Crop, flexibility is good.
Remote of the present utility model is adjustable nursery watering device, according to nursery agriculture requirement, utilize the principle of hydrodynamics and draught head, droplet size distribution is made to the spray boom spray orifice of pvc pipe design specialist, impulsive force is little, evenly, and can according to water required height and the width adjusting of crop [regulating the rotating speed of motor (water pump) or the aperture of regulating pondage by-pass cock, i.e. adjustable width]; When adopting Long-distance Control, make use of wireless remote sensing to carry out Long-distance Control motor, decreasing the waste of the water resource caused because manually going to control motor.Design concept is advanced, and automaticity is high, increases work efficiency and water resource utilization, reduces labor intensity, effectively improve the development of China's seedling machinery and automation.
Independently separately, be conducive to conveniently moving and the burden alleviating watering apparatus, operation easier, carries out the control of real-time on-site to the irrigation amount of nursery for the utility model watering apparatus and water supply installation, and the moisture improving seedling suitable ensures that it grows; Sheave propels formula watering apparatus, manipulation strength is low, is suitable for any rural laborer and uses, alleviate China at present to the urgent need contradiction of rural youth labour; Structure is simple, is skillfully constructed, and is easy to operation and uses promote.
Generally speaking, the novel structure of the utility model Remote is adjustable nursery watering device, function is unique, easy to operate, is the special equipment of seedling machinery, has great economy and social effect.
Accompanying drawing explanation
Fig. 1 is that in the utility model example, hand-rail type regulates spray watering apparatus schematic diagram;
Fig. 2 is portable water supply installation schematic diagram in the utility model example;
Fig. 3 is that in the utility model example, portable water supply installation handrail folds schematic diagram;
Fig. 4 is spray boom schematic diagram in the utility model example;
Fig. 5 executes water handrail schematic diagram in the utility model example;
Fig. 6 is manual turntable apparatus structure schematic diagram (front view) in the utility model example;
Fig. 7 is manual turntable apparatus structure schematic diagram (end view) in the utility model example;
Fig. 8 is the utility model example middle gear rack structure schematic diagram.
Label declaration: 1. clip I, 2. plug, 3. spray boom, 4. gripper shoe I, 5. support guide rod, 6. support guide pin bushing, 7. pulley bracket, 8. pulley, 10. tooth bar, 11. chain wheel I, 12. rack-and-pinion installation components, 13. gears, 14. chains, 15. gripper shoes II, 16. runoff investigation switches, 17. chain wheel II, 18. sprocket wheels III, 19. sprocket wheels IV, 20. manual turntables, 21. screens holes, 22. handrail poles, 23. execute water handrail, 24. water pipes, 25. Water pipe brackets, 26. turning handles, 27. front-wheels, 28. Water pipe bracket snap rings, 29. bases, 30. pump switch, 31. water pumps, 32. wireless controllers I, 33. deflecting rollers, 34. filters, 35. water supply handrails, 45. spray orifices, 46. leather sheath handles, 47. symmetrical bend pipes, 48. clips III, 49. screens pin plates, 50 manual turntable handles, 51. position blocking pins, 52. turntable shafts, 53. rotating disk return springs.
Embodiment
Below with reference to the drawings and specific embodiments, the utility model is described in further details:
Embodiment 1:
As Fig. 1-8, a kind of Novel hand-power elevation (over-and-under) type nursery watering system, comprises hand-rail type and regulates spray watering apparatus, portable water supply installation and connect the water pipe that hand-rail type regulates spray watering apparatus and portable water supply installation;
Described hand-rail type regulates spray watering apparatus to comprise gripper shoe I 4, gripper shoe II 15, guide pin bushing 6, guide rod 5, pulley 8, spray boom 3, armrest system and hand spray lance lifting device;
Gripper shoe II is horizontally disposed with, and guide pin bushing is 4; 4 corner places of gripper shoe II connect the upper end of described 4 guide pin bushings respectively, and are supported by 4 guide pin bushings, and the lower end of 4 guide pin bushings is respectively provided with the pulley regulating the walking of spray watering apparatus for hand-rail type described in;
Guide rod is 4, and correspondence is inserted in 4 guide pin bushings; 4 guide rods are connected with 4 angles of gripper shoe I respectively and are used for supported plate I; Spray boom is fixed on gripper shoe I by clip I1; The front end of spray boom is provided with plug 2, and the rear end of jet pipe is connected with water pipe by runoff investigation switch 16; Spray boom is provided with many row's spray orifices 45;
What armrest system comprised handrail pole 22 and was arranged on handrail pole upper end executes water handrail 23; The lower end of handrail pole is fixed on gripper shoe I;
Hand spray lance lifting device comprises manual turntable device, chain wheel driving mechanism and gear rack elevating device;
Manual turntable device comprises manual turntable 20, manual turntable handle 50 and positioner;
Manual turntable is provided with screens hole 21 and described manual turntable handle, and screens hole is multiple, and circumference is evenly arranged on the edge of screens dish; Manual turntable is sleeved on turntable shaft, [and have return spring to connect, under the effect of return spring, self-return also ensures that rotating disk can not depart from turntable shaft, ] turntable shaft fixes (as welding) on handrail pole, manual turntable handle is fixed (as welding) on rotating disk, for operating turntable rotation;
Positioner comprises position blocking pin 51 and screens pin plate 49, and screens pin plate is welded on handrail pole, and position blocking pin is arranged on screens pin plate, can prevent turntable rotation when position blocking pin inserts in screens hole;
Gear rack elevating device comprises tooth bar 10, gear 13 and rack-and-pinion installation component 12; Tooth bar vertical direction is fixed on the bottom of gripper shoe I; Rack-and-pinion installation component is fixed on the bottom of gripper shoe II; Gear and tooth bar cooperation are arranged on rack-and-pinion installation component;
Chain wheel driving mechanism comprises chain wheel I 11, chain wheel II 17, sprocket wheel III 18 and sprocket wheel IV 19; Chain wheel I is coaxially connected with gear; Chain wheel II is coaxially connected with sprocket wheel III; Sprocket wheel IV is fixed on manual turntable, the dead in line of sprocket wheel IV and manual turntable; Chain wheel I and chain wheel II pass through chain drive; Sprocket wheel III and sprocket wheel IV pass through chain drive; During the rotation of manual turntable, movable sprocket IV, sprocket wheel III, chain wheel II, chain wheel I and gear is with to rotate successively; Gear drives gear rack elevating again thus drives the spray lance lifting on gripper shoe I and gripper shoe I.
The diameter of spray orifice is 1 ~ 1.8mm.
Described spray orifice is three rows [becoming slant arrangements in order].
Described many rows spray orifice laterally be arranged in parallel; The center of circle of first spray orifice of many rows spray orifice is all in the plane of same inclination; The angle theta in the plane of this inclination and the cross section (perpendicular) of spray boom is 31 ° ~ 65 ° [ensureing to spray water droplet size distribution angle with even].
The shaft employing diameter of spray boom is the PVC pipe of diameter 16mm, 20mm or 25mm.
Described screens hole is 9.
Portable water supply installation comprises base 29, water pump 31, Water pipe bracket 25 and water supply handrail 35, and water pump is fixed on base, base is also provided with the hand switch for controlling water pump; Water pipe bracket is fixed on base, and rotating shaft place of Water pipe bracket is provided with turning handle, for artificial closed tube; Water supply handrail is bolted on base; The bottom of base is provided with 2 front-wheels 27 and a deflecting roller 33.
Base is also provided with the remote control switch for controlling water pump operation.[after opening hand switch, when watering apparatus and water supply installation distant time, by remote control control remote control switch to control running and the stopping of water pump]
Water supply handrail adopts multi-section type stretching structure or foldable structure.[after unscrewing, can fold, or flexible; Also can directly forwards fold in junction, as shown in Figure 3]
The end of water pipe is provided with filter [when this connection water source, end, filtering the water entering water pipe].
Leather sheath taper knob, on symmetrical bend pipe, is tightly locked on handrail pole by clip III;
In watering apparatus, by runoff investigation switch water receiving pipe, runoff investigation switch can cut out and open, regulating pondage and sprinkling distance; Injection diameter is according to the water yield and spray distance design, general 1 ~ 1.8mm; According to the principle of hydrodynamics and draught head, rule boring is become to form in diametric(al) 60 ~ 80 ° of arc chord angles one side scopes of PVC pipe (general diameter 16,20,25mm), straight line three is adopted to arrange, become slant arrangements in order, as shown in Figure 4, ensure that water spray droplet size distribution angle is with even; Spray boom fixture comprises gripper shoe I, clip I, and clip I one end is welded in gripper shoe I, and the other end uses bolt tightening after being inserted in spray boom, and spray boom and gripper shoe I are combined into an entirety;
Pulley is connected to pulley bracket lower end, and manual operation watering apparatus seesaws.
Pump power place is provided with hand switch and remote control switch, after opening hand switch, when watering apparatus and water supply installation distant time, control the running of water pump and stopping by remote control switch; Water pipe bracket is fixed on underframe, and turning handle and Water pipe bracket central shaft pin joint, for artificial closed tube; The water supply handrail of portable water supply installation is bolted on base, after unscrewing, can fold.
Water pipe connects hand-rail type and regulates spray watering apparatus and portable water supply installation, and the other end is connected with filter.
The course of work of the present embodiment is: promote near watering apparatus and water supply installation to water source, according to crop water width and height, get a grip on the rail device, manual operation rotating disk handle, after sprocket drive system transmission power to rack-and-pinion, after regulating the height of watering apparatus, connect water supply installation, water source is put into by there being the water pipe of filter one end, to fetch boiling water pumping source, after spray boom spray orifice starts water spray, after regulating pondage by-pass cock reaches the width that crop waters, switch off the pump manual power switch; Promote watering apparatus, wireless remote control pump switch, carries out Remote and waters, and can pass through regulating pondage by-pass cock regulating pondage and spray width at any time as requested simultaneously; When not needing to water, manual remote control stops water pump, reduces the water waste that Artificial Control water pump brings.

Claims (10)

1. a Novel hand-power elevation (over-and-under) type nursery watering system, is characterized in that, comprises hand-rail type and regulates spray watering apparatus, portable water supply installation and connect the water pipe that hand-rail type regulates spray watering apparatus and portable water supply installation;
Described hand-rail type regulates spray watering apparatus to comprise gripper shoe I (4), gripper shoe II (15), guide pin bushing (6), guide rod (5), pulley (8), spray boom (3), armrest system and hand spray lance lifting device;
Gripper shoe II is horizontally disposed with, and guide pin bushing is 4; 4 corner places of gripper shoe II connect the upper end of described 4 guide pin bushings respectively, and are supported by 4 guide pin bushings, and the lower end of 4 guide pin bushings is respectively provided with the pulley regulating the walking of spray watering apparatus for hand-rail type described in;
Guide rod is 4, and correspondence is inserted in 4 guide pin bushings; 4 guide rods are connected with 4 angles of gripper shoe I respectively and are used for supported plate I; Spray boom is fixed on gripper shoe I by clip I (1); The front end of spray boom is provided with plug (2), and the rear end of jet pipe is connected with water pipe by runoff investigation switch (16); Spray boom is provided with arranges spray orifice (45) more;
What armrest system comprised handrail pole (22) and was arranged on handrail pole upper end executes water handrail (23); The lower end of handrail pole is fixed on gripper shoe I;
Hand spray lance lifting device comprises manual turntable device, chain wheel driving mechanism and gear rack elevating device;
Manual turntable device comprises manual turntable (20), manual turntable handle (50) and positioner;
Manual turntable is provided with screens hole (21) and described manual turntable handle, and screens hole is multiple, and circumference is evenly arranged on the edge of screens dish; Manual turntable is sleeved on turntable shaft, and turntable shaft is fixed on handrail pole, and manual turntable handle is fixed on rotating disk, for operating turntable rotation;
Positioner comprises position blocking pin (51) and screens pin plate (49), and screens pin plate is welded on handrail pole, and position blocking pin is arranged on screens pin plate, can prevent turntable rotation when position blocking pin inserts in screens hole;
Gear rack elevating device comprises tooth bar (10), gear (13) and rack-and-pinion installation component (12); Tooth bar vertical direction is fixed on the bottom of gripper shoe I; Rack-and-pinion installation component is fixed on the bottom of gripper shoe II; Gear and tooth bar cooperation are arranged on rack-and-pinion installation component;
Chain wheel driving mechanism comprises chain wheel I (11), chain wheel II (17), sprocket wheel III (18) and sprocket wheel IV (19); Chain wheel I is coaxially connected with gear; Chain wheel II is coaxially connected with sprocket wheel III; Sprocket wheel IV is fixed on manual turntable, the dead in line of sprocket wheel IV and manual turntable; Chain wheel I and chain wheel II pass through chain drive; Sprocket wheel III and sprocket wheel IV pass through chain drive; During the rotation of manual turntable, movable sprocket IV, sprocket wheel III, chain wheel II, chain wheel I and gear is with to rotate successively; Gear drives gear rack elevating again thus drives the spray lance lifting on gripper shoe I and gripper shoe I.
2. Novel hand-power elevation (over-and-under) type nursery watering system according to claim 1, is characterized in that, the diameter of spray orifice is 1 ~ 1.8mm.
3. Novel hand-power elevation (over-and-under) type nursery watering system according to claim 2, it is characterized in that, described spray orifice is three rows.
4. Novel hand-power elevation (over-and-under) type nursery watering system according to claim 3, is characterized in that, described many rows spray orifice laterally be arranged in parallel; The center of circle of first spray orifice of many rows spray orifice is all in the plane of same inclination; The angle theta in the plane of this inclination and the cross section of spray boom is 31 ° ~ 65 °.
5. Novel hand-power elevation (over-and-under) type nursery watering system according to claim 3, is characterized in that, the shaft employing diameter of spray boom is the PVC pipe of diameter 16mm, 20mm or 25mm.
6. Novel hand-power elevation (over-and-under) type nursery watering system according to claim 1, it is characterized in that, described screens hole is 9.
7. the Novel hand-power elevation (over-and-under) type nursery watering system according to any one of claim 1-6, it is characterized in that, portable water supply installation comprises base (29), water pump (31), Water pipe bracket (25) and water supply handrail (35), water pump is fixed on base, base is also provided with the hand switch for controlling water pump; Water pipe bracket is fixed on base, and rotating shaft place of Water pipe bracket is provided with turning handle, for artificial closed tube; Water supply handrail is bolted on base; The bottom of base is provided with 2 front-wheels (27) and a deflecting roller (33).
8. Novel hand-power elevation (over-and-under) type nursery watering system according to claim 7, is characterized in that, base being also provided with the remote control switch for controlling water pump operation.
9. Novel hand-power elevation (over-and-under) type nursery watering system according to claim 8, is characterized in that, water supply handrail adopts multi-section type stretching structure or foldable structure.
10. Novel hand-power elevation (over-and-under) type nursery watering system according to claim 9, it is characterized in that, the end of water pipe is provided with filter.
CN201520104916.1U 2015-02-13 2015-02-13 A kind of Novel hand-power elevation (over-and-under) type nursery watering system Withdrawn - After Issue CN204707640U (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104604646A (en) * 2015-02-13 2015-05-13 湖南农业大学 Manual-drive lift type seedling growing watering machine and watering control method
CN106376435A (en) * 2016-08-30 2017-02-08 刘德平 High-efficient water spraying device used in fruit garden
WO2017152464A1 (en) * 2016-03-10 2017-09-14 宁波大叶园林工业有限公司 Mechanism used in hose car for handrail lifting and locking

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104604646A (en) * 2015-02-13 2015-05-13 湖南农业大学 Manual-drive lift type seedling growing watering machine and watering control method
CN104604646B (en) * 2015-02-13 2017-03-15 湖南农业大学 A kind of hand-operated elevation type nursery watering machinery and pour water controling method
WO2017152464A1 (en) * 2016-03-10 2017-09-14 宁波大叶园林工业有限公司 Mechanism used in hose car for handrail lifting and locking
CN106376435A (en) * 2016-08-30 2017-02-08 刘德平 High-efficient water spraying device used in fruit garden

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Granted publication date: 20151021

Effective date of abandoning: 20171114

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