CN208911617U - An easy-to-use water garbage collection device - Google Patents

An easy-to-use water garbage collection device Download PDF

Info

Publication number
CN208911617U
CN208911617U CN201721444902.XU CN201721444902U CN208911617U CN 208911617 U CN208911617 U CN 208911617U CN 201721444902 U CN201721444902 U CN 201721444902U CN 208911617 U CN208911617 U CN 208911617U
Authority
CN
China
Prior art keywords
water
box
filter
fixedly connected
bracket
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
Application number
CN201721444902.XU
Other languages
Chinese (zh)
Inventor
何灵
董远星
蒲泰辛
易维银
王金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Vocational College of Transportation
Original Assignee
Chongqing Vocational College of Transportation
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Vocational College of Transportation filed Critical Chongqing Vocational College of Transportation
Priority to CN201721444902.XU priority Critical patent/CN208911617U/en
Application granted granted Critical
Publication of CN208911617U publication Critical patent/CN208911617U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Filtration Of Liquid (AREA)

Abstract

本实用新型涉及垃圾处理技术领域,且公开了一种方便使用的水用垃圾收集设备,包括漂浮箱,所述漂浮箱的顶部固定连接有第一支架,所述第一支架的顶部固定连接有第二支架。该方便使用的水用垃圾收集设备,通过第一抽水机工作,使水中的悬浮垃圾通过第二通水口,进入到收集箱中,收集箱左壁的接口进入的水推动叶轮转动,从而带动悬浮垃圾进入到收集网中,因此达到了方便使用省时省力的作用,第一抽水机工作,将水抽入到过滤箱中,经过第一次过滤网时,颗粒小的悬浮物会随着水进入到过滤箱中,使水经过过滤箱第二过滤网和过滤层,第二抽水机将过滤后的水排出设备外,从而达到了清洁效果更好的作用。

The utility model relates to the technical field of garbage disposal, and discloses a convenient-to-use water garbage collection device, comprising a floating box, a first bracket is fixedly connected to the top of the floating box, and a top of the first bracket is fixedly connected to a Second bracket. The easy-to-use water garbage collection equipment works through the first pump, so that the suspended garbage in the water enters the collection box through the second water inlet, and the water entering the interface on the left wall of the collection box drives the impeller to rotate, thereby driving the suspended garbage. It enters the collection net, so it is convenient to use and save time and effort. The first pump works to pump water into the filter box. When passing through the first filter, the suspended matter with small particles will enter with the water. In the filter box, the water passes through the second filter screen and the filter layer of the filter box, and the second water pump discharges the filtered water out of the equipment, thereby achieving a better cleaning effect.

Description

A kind of water convenient to use garbage collection equipment
Technical field
The utility model relates to technical field of waste treatment, specially a kind of water convenient to use garbage collection equipment.
Background technique
With industrial progress and social development, water pollution is increasingly severe, at global No.1 environmental improvement problem, The river of current many countries, the pollution of sea area floating material are extremely serious, such as plastics floating material, oilpaper rubbish are to the existence of people Environment, investment environment and development and utilization tourist resources etc. are brought a negative impact, and are not only influenced people's life, are destroyed ecology, also straight The health for endangering the mankind is connect, is damaged very big.
Many places are removed using the method manually salvaged, i.e., staff rows the boat, and by stock or is provided with The stock of strainer salvages floating refuse, and this mode needs to spend a large amount of human and material resources, financial resources.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of water convenient to use garbage collection equipment, tool It the advantages that standby time saving and energy saving salvaging floating material easy to use, solves the problems, such as manually to salvage time-consuming and laborious.
(2) technical solution
To realize the above-mentioned convenient and time-saving laborsaving purpose for salvaging floating material, the utility model is provided the following technical solutions: one Water garbage collection equipment convenient to use, including flotation tank are planted, is fixedly connected with first support at the top of the flotation tank, institute It states and is fixedly connected with second support at the top of first support, the second support is fixedly connected with too far from one end of first support It is positive can plate, the left and right sides of the flotation tank is fixedly installed with third bracket, two third brackets mutually from one end it is solid Surely it is connected with aeration ring, is provided with battery, the bottom of the flotation tank at the inner bottom wall of the flotation tank and corresponding first support Portion is fixedly connected with Rose Box, and the left side inside the Rose Box is provided with the first filter screen, the right side of first filter screen It is provided with the first water pumper, and the first water pumper is located at the inside of Rose Box, the bottom of the Rose Box is provided with card slot, described It is provided with the second filter screen at the top of Rose Box and corresponding card slot, and the top of the second filter screen is run through and is extended to the over filter box Outside, inside the Rose Box and be located on the right side of the second filter screen and be provided with filter layer, the top and bottom of the Rose Box Between be fixedly connected with eliminator plate, wire box, the right side of the eliminator plate and Rose Box are fixedly connected on the right side of the Rose Box The second water pumper is provided between wall, the water inlet end of second water pumper is connect with the right end of the first water pipe, and the first water pipe Left end run through and extend on the left of eliminator plate, the water outlet of second water pumper is connect with the left end of the second water pipe, second The right end of water pipe runs through and extends to the inside of wire box, is fixedly connected with engine on the right side of the filtering chamber interior wall, described The output shaft of engine runs through the right wall of Rose Box and extends to the inside of wire box, and the output shaft of the engine is fixedly connected There is propeller, the bottom end of the Rose Box is fixedly connected with collecting box, and the top on the left of the Rose Box offers the first water flowing Mouthful, the second outlet pass, first outlet pass and the second water flowing are offered at the top of the collecting box and at corresponding first filter screen Mouth communicates, and the inner wall fixation of the collecting box front and rear sides is connected with impeller, is fixedly connected on the right side of the collecting box Pipeline, the pipeline are fixedly connected with collecting net far from one end of collecting box.
Preferably, the solar panels quantity is two, and two pieces of solar panels are oblique, and the inclination of solar panels Angle is 30 degree.
Preferably, through-hole is offered in the left wall of the collecting box, and the left wall of collecting box corresponds to through hole fixed installation There is the interface of bucket shape.
Preferably, first filter screen is oblique.
Preferably, the aeration ring is in a ring.
Preferably, the impeller quantity is three, and the spacing between two adjacent impellers is equal.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of water convenient to use garbage collection equipment, have with It is lower the utility model has the advantages that
1, the water convenient to use garbage collection equipment is worked by the first water pumper, keeps the suspension rubbish in water logical The second outlet pass is crossed, is entered in collecting box, propeller pushing equipment moves forward, the water for entering the interface of collecting box left wall Wheel rotation is pushed, so that suspension rubbish is driven to enter in collecting net by collecting box, rubbish in the water salvaged, Ke Yitong Disassembly collecting net is crossed, the convenient rubbish cleared up in collecting net, therefore do not need that manpower is spent to go to collect, to reach convenience Use time saving and energy saving effect.
2, the water convenient to use garbage collection equipment is worked by the first water pumper, water is pumped into Rose Box, When by first time filter screen, the big suspended matter of particle is blocked in outside and is entered in collecting net, the small suspended matter meeting of particle It is entered in Rose Box with dampening, makes water by the second filter screen of Rose Box and filter layer, the water sufficiently filtered, second takes out Water dispenser increases pressure, makes the efficiency of filtering faster, then by outside filtered water device for transferring, to reach cleaning effect more Good effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1 flotation tank, 2 first supports, 3 second supports, 4 solar panels, 5 third brackets, 6 aeration rings, 7 Rose Boxes, 8 first filter screens, 9 first water pumpers, 10 card slots, 11 second filter screens, 12 batteries, 13 filter layers, 14 eliminator plates, 15 iron wires Box, 16 second water pumpers, 17 engines, 18 propellers, 19 collecting boxs, 20 impellers, 21 pipelines, 22 collecting nets, 23 first water flowings Mouth, 24 second outlet passes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, a kind of water convenient to use garbage collection equipment, including flotation tank 1, the top of flotation tank 1 are solid Surely it is connected with first support 2, the top of first support 2 is fixedly connected with second support 3, and second support 3 is far from first support 2 One end is fixedly connected with solar panels 4, and 4 quantity of solar panels is two, and two pieces of solar panels 4 are oblique, and solar energy The tilt angle of plate 4 is 30 degree, and solar panels 4 can be made adequately to be irradiated to sunlight, provides more energy, drift to equipment The left and right sides of buoyancy tank 1 is fixedly installed with third bracket 5, two 5 phases of third bracket from one end be fixedly connected with aeration ring 6, aeration ring 6 in a ring, can make equipment will not because of collect rubbish when, unbalance stress and cause to turn on one's side, the interior bottom of flotation tank 1 It is provided with battery 12 at wall and corresponding first support 2, the bottom of flotation tank 1 is fixedly connected with Rose Box 7, inside Rose Box 7 Left side be provided with the first filter screen 8, the first filter screen 8 is oblique, and easily make suspension convenient garbage enters collection In case 19, the right side of the first filter screen 8 is provided with the first water pumper 9, and the first water pumper 9 is located at the inside of Rose Box 7, filtering The bottom of case 7 is provided with card slot 10, is provided with the second filter screen 11, and the second mistake at the top of Rose Box 7 and corresponding card slot 10 The outside of filter box 7 is run through and is extended to the on the top of strainer 11, and 7 inside of Rose Box and being located on the right side of the second filter screen 11 is provided with Filter layer 13 is fixedly connected with eliminator plate 14 between the top and bottom of Rose Box 7, and the right side of Rose Box 7 is fixedly connected with iron Silk box 15, is provided with the second water pumper 16 between eliminator plate 14 and the right wall of Rose Box 7, the water inlet end of the second water pumper 16 and the The right end of one water pipe connects, and the left end of the first water pipe is run through and extends to 14 left side of eliminator plate, the water outlet of the second water pumper 16 End is connect with the left end of the second water pipe, and the right end of the second water pipe runs through and extend to the inside of wire box 15,7 inner wall of Rose Box Right side is fixedly connected with engine 17, and the output shaft of engine 17 runs through the right wall of Rose Box 7 and extends to the interior of wire box 15 Portion, the output shaft of engine 17 are fixedly connected with propeller 18, and the bottom end of Rose Box 7 is fixedly connected with collecting box 19, Rose Box 7 The first outlet pass 23 is offered at the top of left side, offers the second outlet pass at 19 top of collecting box and corresponding first filter screen 8 24, the first outlet pass 23 is communicated with the second outlet pass 24, and through-hole, and the left wall of collecting box 19 are offered in the left wall of collecting box 19 Corresponding through hole is fixedly installed with the interface of bucket shape, and the water that the big mouth of radius is collected is more, and the small mouth of pair radius can play pressure Power effect, keeps water flow more anxious, and the inner wall of 19 front and rear sides of collecting box is fixed to be connected with impeller 20, and 20 quantity of impeller is three Spacing between two a and adjacent impellers 20 is equal, preferably suspended matter can be sent in collecting net 22, collecting box 19 right side is fixedly connected with pipeline 21, and pipeline 21 is fixedly connected with collecting net 22 far from one end of collecting box 19.
When in use, into the water by equipment, it is suspended in flotation tank 1 on the water surface, due to being equipped with too at the top of flotation tank 1 It is positive can plate 4, equipment can be powered, save vast resources, engine 17 works, by water from the first outlet pass 23 into Enter, the work of propeller 18 will drive equipment movement, because the interface of 1 left wall of flotation tank connection, will form water flow, impeller 20 Rotation, plastic garbage to suspend in water etc. is due to that can not can pass through the second outlet pass 24 because of water flow by the first filter screen 8 It enters in collecting box 19, suspended matter can enter in collecting net 22 along water flow by pipeline 21, pass through the first filter screen 8 Water, enter in Rose Box 7, again pass by the second filter screen 11 filtering, due to the first mistake of mesh number wall of the second filter screen 11 The mesh number of strainer 8 is big, so better filtration can be played, the second filter screen 11 is fixed by card slot 10, can open drift The top of buoyancy tank 1 is taken out the second filter screen 11 and is cleared up, guarantees that the filter effect of equipment is more preferable, preferably play anti-pollution Effect is filtered by the water of the second filter screen 11 by filter layer 13, and the second water pumper 16 increases it, and it is logical to accelerate water The speed for crossing filter layer 13 improves the efficiency of filtering, so that effect is more preferable, then the second water pumper 16 arranges filtered water Out outside equipment, achieve the effect that time saving and energy saving convenient to use.
In conclusion the water convenient to use garbage collection equipment, is worked by the first water pumper 9, make outstanding in water Floating rubbish is entered in collecting box 19 by opening, and 18 pushing equipment of propeller moves forward, and makes the interface of 19 left wall of collecting box The water of entrance pushes impeller 20 to rotate, so that suspension rubbish be driven to enter in collecting net 22 by collecting box 19, has salvaged Rubbish in water, can be by dismantling collecting net 22, the convenient rubbish cleared up in collecting net 22.
Also, it is worked by the first water pumper 9, water is pumped into Rose Box 7, when by first time filter screen, general The big suspended matter of grain is blocked in outside and enters in collecting net 22, and the small suspended matter of particle can enter in Rose Box 7 with dampening, Make water by 7 second filter screen 11 of Rose Box and filter layer 13, the water sufficiently filtered, the second water pumper 16 increases pressure, The efficiency for making filtering faster, then by outside filtered water device for transferring, therefore does not need that manpower is spent to go to collect, to reach Cleaning effect is more preferable, is easy to use time saving and energy saving effect.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device. In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element Process, method, article or equipment in there is also other identical elements.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1.一种方便使用的水用垃圾收集设备,包括漂浮箱(1),其特征在于:所述漂浮箱(1)的顶部固定连接有第一支架(2),所述第一支架(2)的顶部固定连接有第二支架(3),所述第二支架(3)远离第一支架(2)的一端固定连接有太阳能板(4),所述漂浮箱(1)的左右两侧均固定安装有第三支架(5),两个所述第三支架(5)相离的一端固定连接有充气圈(6),所述漂浮箱(1)的内底壁且对应第一支架(2)处设置有蓄电池(12),所述漂浮箱(1)的底部固定连接有过滤箱(7),所述过滤箱(7)内部的左侧设置有第一过滤网(8),所述第一过滤网(8)的右侧设置有第一抽水机(9),且第一抽水机(9)位于过滤箱(7)的内部,所述过滤箱(7)的底部设置有卡槽(10),所述过滤箱(7)的顶部且对应卡槽(10)处设置有第二过滤网(11),且第二过滤网(11)的顶端贯穿并延伸至过滤箱(7)的外部,所述过滤箱(7)内部且位于第二过滤网(11)右侧设置有过滤层(13),所述过滤箱(7)的顶部与底部之间固定连接有阻水板(14),所述过滤箱(7)的右侧固定连接有铁丝盒(15),所述阻水板(14)与过滤箱(7)的右壁之间设置有第二抽水机(16),所述第二抽水机(16)的进水端与第一水管的右端连接,且第一水管的左端贯穿并延伸至阻水板(14)左侧,所述第二抽水机(16)的出水端与第二水管的左端连接,第二水管的右端贯穿并延伸至铁丝盒(15)的内部,所述过滤箱(7)内壁的右侧固定连接有发动机(17),所述发动机(17)的输出轴贯穿过滤箱(7)的右壁并延伸至铁丝盒(15)的内部,所述发动机(17)的输出轴固定连接有螺旋桨(18),所述过滤箱(7)的底端固定连接有收集箱(19),所述过滤箱(7)左侧的顶部开设有第一通水口(23),所述收集箱(19)顶部且对应第一过滤网(8)处开设有第二通水口(24),所述第一通水口(23)与第二通水口(24)相通,所述收集箱(19)前后两侧的内壁固定活动连接有叶轮(20),所述收集箱(19)的右侧固定连接有管道(21),所述管道(21)远离收集箱(19)的一端固定连接有收集网(22)。1. An easy-to-use water garbage collection device, comprising a flotation box (1), characterized in that: a first bracket (2) is fixedly connected to the top of the flotation box (1), and the first bracket (2) ) is fixedly connected with a second bracket (3), the end of the second bracket (3) away from the first bracket (2) is fixedly connected with a solar panel (4), and the left and right sides of the floating box (1) A third bracket (5) is fixedly installed, and an inflatable ring (6) is fixedly connected to the separated ends of the two third brackets (5). The inner bottom wall of the floating box (1) corresponds to the first bracket. A battery (12) is arranged at (2), a filter box (7) is fixedly connected to the bottom of the floating box (1), and a first filter screen (8) is arranged on the left side of the inside of the filter box (7), A first water pump (9) is arranged on the right side of the first filter screen (8), and the first water pump (9) is located inside the filter box (7), and the bottom of the filter box (7) is provided with a card slot (10), a second filter screen (11) is provided on the top of the filter box (7) corresponding to the card slot (10), and the top of the second filter screen (11) penetrates and extends to the filter box (7) The outside of the filter box (7) is provided with a filter layer (13) inside and on the right side of the second filter screen (11), and a water blocking plate ( 14), a wire box (15) is fixedly connected to the right side of the filter box (7), a second water pump (16) is arranged between the water blocking plate (14) and the right wall of the filter box (7), The water inlet end of the second water pump (16) is connected to the right end of the first water pipe, and the left end of the first water pipe runs through and extends to the left side of the water blocking plate (14), and the water outlet end of the second water pump (16) Connected with the left end of the second water pipe, the right end of the second water pipe penetrates and extends to the inside of the wire box (15), the right side of the inner wall of the filter box (7) is fixedly connected with an engine (17), the engine (17) The output shaft of the engine (17) runs through the right wall of the filter box (7) and extends to the inside of the wire box (15). The output shaft of the engine (17) is fixedly connected with a propeller (18). The bottom end of the filter box (7) A collection box (19) is fixedly connected, a first water passage (23) is opened on the top of the left side of the filter box (7), and a top of the collection box (19) corresponding to the first filter screen (8) is opened with The second water passage (24), the first water passage (23) communicates with the second water passage (24), and the inner walls of the front and rear sides of the collection box (19) are fixedly and movably connected with the impeller (20). A pipe (21) is fixedly connected to the right side of the collection box (19), and a collection net (22) is fixedly connected to one end of the pipe (21) away from the collection box (19). 2.根据权利要求1所述的一种方便使用的水用垃圾收集设备,其特征在于:所述太阳能板(4)数量为两个,两块太阳能板(4)均呈倾斜状,且太阳能板(4)的倾斜角度为30度。2. A convenient water garbage collection device according to claim 1, characterized in that: the number of the solar panels (4) is two, the two solar panels (4) are both inclined, and the solar energy The angle of inclination of the plate (4) is 30 degrees. 3.根据权利要求1所述的一种方便使用的水用垃圾收集设备,其特征在于:所述收集箱(19)的左壁上开设有通孔,且收集箱(19)的左壁对应通孔处固定安装有斗形的接口。3 . A convenient water garbage collection device according to claim 1 , wherein a through hole is formed on the left wall of the collection box ( 19 ), and the left wall of the collection box ( 19 ) corresponds to the left wall of the collection box ( 19 ). A bucket-shaped interface is fixedly installed at the through hole. 4.根据权利要求1所述的一种方便使用的水用垃圾收集设备,其特征在于:所述第一过滤网(8)呈倾斜状。4. A convenient-to-use water garbage collection device according to claim 1, characterized in that: the first filter screen (8) is inclined. 5.根据权利要求1所述的一种方便使用的水用垃圾收集设备,其特征在于:所述充气圈(6)呈环形。5 . The convenient-to-use water garbage collection device according to claim 1 , wherein the inflatable ring ( 6 ) is annular. 6 . 6.根据权利要求1所述的一种方便使用的水用垃圾收集设备,其特征在于:所述叶轮(20)数量为三个,且相邻的两个叶轮(20)之间的间距相等。6 . The convenient water garbage collection device according to claim 1 , wherein the number of the impellers ( 20 ) is three, and the distance between two adjacent impellers ( 20 ) is equal. 7 . .
CN201721444902.XU 2017-11-02 2017-11-02 An easy-to-use water garbage collection device Expired - Fee Related CN208911617U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721444902.XU CN208911617U (en) 2017-11-02 2017-11-02 An easy-to-use water garbage collection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721444902.XU CN208911617U (en) 2017-11-02 2017-11-02 An easy-to-use water garbage collection device

Publications (1)

Publication Number Publication Date
CN208911617U true CN208911617U (en) 2019-05-31

Family

ID=66691257

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721444902.XU Expired - Fee Related CN208911617U (en) 2017-11-02 2017-11-02 An easy-to-use water garbage collection device

Country Status (1)

Country Link
CN (1) CN208911617U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114272673A (en) * 2022-01-04 2022-04-05 陈贤生 River course water purification device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114272673A (en) * 2022-01-04 2022-04-05 陈贤生 River course water purification device

Similar Documents

Publication Publication Date Title
CN206915901U (en) A kind of riverway water quality purification device
CN210507367U (en) Floated surface of water rubbish cleaning device
CN208501648U (en) A kind of energy-saving and environment-friendly floater in river cleaning plant
CN208023534U (en) A kind of lake surface refuse collector
CN205216401U (en) Centrifugation sewage treatment ware
CN114855736A (en) A wave-based automatic power floating object collection device
CN204111504U (en) A kind of high-efficiency industrial wastewater treatment facility
CN208309543U (en) A kind of ocean garbage collector with recycling function
CN208911617U (en) An easy-to-use water garbage collection device
CN111039458B (en) Ecological prosthetic devices in plateau lake fishery waters
CN206535297U (en) A kind of floating marine thing collects separator automatically
CN211635509U (en) Floating type water pollution treatment device
CN109179664A (en) A kind of river water body method for governing pollution
CN207645952U (en) A kind of water quality monitoring water quality circulating purifying device
CN206956574U (en) Traffic Engineering Construction wind-proof dust-suppression device
CN101886380A (en) Machine for salvaging blue algae and over-water floats
CN111439859B (en) Water purifier of usefulness is administered to high-efficient water environment
CN215208842U (en) An anti-clogging sewage treatment equipment
CN211470973U (en) Purifier based on landscape water body
CN209636766U (en) A kind of floating on water apparatus for removing foreign material
CN216737788U (en) Portable water pollution administers and uses separator
CN211948334U (en) Reservoir environmental protection water surface garbage cleaning device
CN206050002U (en) A kind of solar energy ocean refuse collector
CN216894712U (en) Marine waste purification device
CN206728921U (en) Integrated water culture circulation system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190531