CN102764712B - Low-pressure airflow atomizing sprayer - Google Patents
Low-pressure airflow atomizing sprayer Download PDFInfo
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- CN102764712B CN102764712B CN201210208620.5A CN201210208620A CN102764712B CN 102764712 B CN102764712 B CN 102764712B CN 201210208620 A CN201210208620 A CN 201210208620A CN 102764712 B CN102764712 B CN 102764712B
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- pressure airflow
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- 239000007921 spray Substances 0.000 claims abstract description 78
- 239000007788 liquid Substances 0.000 claims abstract description 37
- 239000010865 sewage Substances 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims description 13
- 239000011148 porous material Substances 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000003814 drug Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000009467 reduction Effects 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 abstract 1
- 239000000779 smoke Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 239000000575 pesticide Substances 0.000 description 7
- 238000005507 spraying Methods 0.000 description 7
- 239000003905 agrochemical Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008676 import Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000002917 insecticide Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000675108 Citrus tangerina Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 241000488583 Panonychus ulmi Species 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The invention discloses a low-pressure airflow atomizing sprayer which comprises a machine frame, a petrol engine, an air pump, a liquid medicine box and a spray lance, wherein the petrol engine and the liquid medicine box are mounted on the machine frame, and the spray lance is connected with the liquid medicine box. The low-pressure airflow atomizing sprayer is characterized in that a sewage outlet and a one-way air guide valve are arranged at the bottom of the liquid medicine box; a spray lance switch used for adjusting the spray outlet is mounted at a position of the spray lance, which is held by hand; a suction disc port is directly connected with an outlet of a liquid pipe port; the petrol engine is directly connected with the air pump; a hemispherical net membrane for secondary noise reduction and sound deadening is mounted at a smoke exhaust port of the petrol engine; and a plurality of atomizing spray heads are mounted on the spray lance. The low-pressure airflow atomizing sprayer has the characteristics of simple structure, easiness in manufacture, low cost, high efficiency and convenience in use, and can guarantee safety of people.
Description
Technical field
The present invention relates to a kind of spraying apparatus, especially a kind of low pressure airflow atomizing sprayer for spraying insecticide.
Background technology
In agricultural production, for anti-, cure the disease, worm, crop smothering, need to spray various agricultural chemicals to crops, spray insecticide and requisitely will adopt pesticide dispersal equipment, in the conventional pesticide dispersal equipment in the vast rural area of China, mainly traditional workers and peasants' one 16 type sprayers or its modified, this sprayer and innovative product thereof are all to adopt the design of fluid pressure type atomizing principles, once in China's agro based economic development process, played important function, but mostly exist labour intensity large, liquor granule is inhomogeneous, medical liquid atomizing particle is excessive, oarse-grained liquid can not stick to the surface of crops, inevitably drop on the ground, not only make every mu of spray value be difficult to control, cause the waste of liquid, also soil environment is produced and polluted.For improving medical liquid atomizing effect, open source literature has also been reported the pesticide dispersal equipment that some are new, for example:
1. Chinese patent: a kind of sprayer, application number: CN200720038477.4, the applying date: 2007.07.11, publication number: CN201079763, open day: 2008.07.02, applicant: Jiang Guofang, address: No. 29, Mao Jia village, Jing Yuan village, Lu cities and towns, Danyang, Jiangsu Province, inventor: Jiang Guofang, summary: a kind of sprayer, comprise device for storing liquid, hydraulic fluid device and liquid-jet device, hydraulic fluid device comprises power set, transmission device and squeeze pump assembly, device for storing liquid and hydraulic fluid device are communicated with by tube connector, liquid-jet device and hydraulic fluid device are communicated with by tube connector, described power set are that a plane scroll spring energy stores machine.This utility model has the following advantages: the one, and adopt new plane scroll spring energy to store machine, without making electricity consumption, gasoline or diesel oil, manually do not lift pressure yet, simple to operate light, labour intensity is little, only needs the singlehanded injection apparatus of controlling just can auto spraying during work; The 2nd, adopt gear drive, again master gear and travelling gear are arranged on outside Liquid Storage Cylinder Shell, so solved " evaporating, emitting, dripping or leaking of liquid or gas " problem from root simultaneously; The 3rd, by the change of check valve and triple valve structure, solved sealing not in place, the not smooth problem that circulates has also improved the pressure of spraying simultaneously.
2. Chinese patent: fog dissipation sprayer, application number: CN201010119697.6, the applying date: 2010.03.08, publication number: CN102191906A, open day: 2011.09.21, applicant: Shanghai City Hang Tou school, address: No. 1, Xingcheng road, Hang Tou town, Nanhui District of Shanghai, inventor: Li Donglin, summary: a kind of fog dissipation sprayer, comprises shell and heater circuit.Heater circuit is arranged on a side of shell.In shell, be full of air.This invention fog dissipation sprayer is owing to being provided with heater circuit, can be by the air heat in shell, and spray from nozzle; This invention, due to the aperture being provided with lid, can separate the air in shell and outside air when heating, and after the air in shell all sprays from nozzle, uncap, can be filled with air for shell; This invention is simple in structure, and volume is little, easy to use, and cost is low, is easy to popularization and application.
Inventor's discovery, also there are the following problems for the sprayer of above disclosed document: document 1 complex structure, spray effect is bad; Document 2 need to adopt heater circuit, makes the structure of sprayer more complicated, has also increased the weight of sprayer.Therefore, the inventor has invented again dynamic low pressure airflow atomizing sprayer on November 03rd, 2010, (notification number is: CN201855757U), a kind of dynamic low pressure airflow atomizing sprayer is disclosed, comprise spray tank, power set and sprinkler part, sprinkler part comprises conduit and shower nozzle, spray tank is provided with lid, power set are connected with to the tracheae of inflating in spray tank, the inside of conduit is provided with the catheter that extends to spray tank inside bottom through lid, between the inwall of conduit and the outer wall of catheter, form the air guide annular distance of ring-type, shower nozzle comprises sprinkler core and sprinkler cap, sprinkler core is provided with and runs through the sprinkler core liquid hole of sprinkler core both ends of the surface and be arranged on sprinkler core liquid hole at least three pores around, sprinkler cap is provided with sprinkler core link the sprinkler cap liquid bath docking with sprinkler core liquid hole and is communicated with sprinkler cap liquid bath respectively and at least three spray orifices corresponding with pore position, each spray orifice runs through sprinkler cap both ends of the surface and is communicated with the pore of correspondence position.This utility model has the effect that atomizing effect is good, droplet thin and size is even, reduce labour intensity and can effectively enhance productivity, but, through having tried out a period of time, find still to exist some defects, the one, current sprayer adopts clutch to connect, air pump can only could be worked the in the situation that of certain rotating speed, and clutch and clutch-plate ratio are easier to wear and tear; The 2nd, on spray lance, there is no special switch, in the time of need to opening or closing sprayer, can only be controlled by the switch of general supply, thus spraying size can not regulate, the discrepancy amount of uncontrollable pesticide solution, therefore, this becomes the technical bottleneck of the sector always.
Summary of the invention
Object of the present invention, is to provide a kind of and can solves above-mentioned deficiency, low pressure airflow atomizing sprayer simple in structure, efficiency is high.
For achieving the above object, low pressure airflow atomizing sprayer of the present invention, comprise frame, gasoline engine, air pump, spray tank and spray lance, gasoline engine and spray tank are arranged in frame, spray lance is connected with spray tank, be characterized in: in the bottom of spray tank, be also provided with sewage draining exit and unidirectional guide valve, the spray lance switch that spray outlet is regulated is installed at spray lance holding rod place, the outlet of the liquid mouth of pipe of spray lance inside is provided with a sucker, sucker mouth is directly connected with the outlet of the liquid mouth of pipe, gasoline engine is directly connected with air pump, power does not need directly by gasoline engine, to import air pump into through clutch, the hemispherical nethike embrane of secondary noise-reduction is installed on the exhaust opening of gasoline engine, several fog-spray nozzles are installed on spray lance.
Above-described air pump comprises the pump housing, connecting rod, end cap, pump cover, limit diaphragm and pore, and pump cover is arranged in the pump housing together with connecting rod connection also, and end cap and limit diaphragm are fixed by screw, have several pores on pump cover.
Above-described spray lance switch comprises switch main body, handle, regulate fulcrum, push rod, gas passage, fluid passage, spring, restriction portion and spiral cover, on the left and right sides of handle, have oval-shaped hole, two of the left and right that handle is arranged on switch main body by this hole correspondence regulate on fulcrum, in switch main body, be provided with gas passage and fluid passage, push rod is arranged in the axial vertical direction of switch main body, the place that push rod contacts with gas passage has the restriction portion that can regulate liquid discrepancy amount, the cylindrical section of push rod lower end is provided with spring, by spiral cover, be fixed in switch main body.
Above-described fog-spray nozzle is 1～4.
Compared with prior art, the beneficial effect of this low pressure airflow atomizing sprayer is:
1. simple in structure, easy to manufacture.Innovative point one of the present invention is to adopt gasoline engine to be directly connected with air pump, power does not need directly by gasoline engine, to import air pump into through clutch, prevent that gasoline engine from having idling phenomenon, make gasoline engine fast starting, fuel-efficient, economize merit, the machine working speed is 2800r/min～3500r/min, and prior art is 7500r/min～12000r/min; The 2nd, the inner chamber of gasoline engine exhaust opening has increased a hemispheric noise reduction nethike embrane, has reached twice noise reduction and has fallen low noise effect; The 3rd, on the pump cover of air pump, have several pores, check valve of self-assembling formation, can not flow backwards gas; The 4th, when spray lance switch has advantages of spraying, dripless produces, and the mode that it adopts handle to press regulates, and has oval-shaped hole on the left and right sides of handle, and handle can move forward and backward along this hole; Two of left and right that are simultaneously arranged on switch main body due to handle by this hole correspondence regulate on fulcrum, handle can also rotate a certain angle around fulcrum, the dynamics of down pressing along with handle is different, the restriction portion of push rod is different from the opening of the fluid passage of switch main body, the discrepancy amount of pesticide solution is also different, has avoided the loss of liquid.Because the present invention does not need complicated parts, so manufacture than being easier to, realize, production procedure is simple, with low cost.
2. with low cost, efficiency is high.In spray tank bottom, increase a sewage draining exit, at sewage draining exit, be provided with a unidirectional guide valve, this unidirectional guide valve can play two effects: the one, and medicinal liquid agitating is even, the 2nd, liquid is further vaporized, and, because the outlet of the liquid mouth of pipe of injection spray pipe inside is provided with a sucker, sucker mouth is directly connected with the outlet of the liquid mouth of pipe, during work, sucker is inhaled on the sewage draining exit of spray tank inwall, make the liquid of spray tank use completely, noresidue liquid, avoided the waste of liquid, provide cost savings, in addition, a plurality of fog-spray nozzles are installed on spray lance, make the sprinkling of liquid more even, so the efficiency of the machine has improved more than 10 times than the sprayer of prior art.
3. easy to use, ensure personal safety.Because the open and close of spray lance switch of the present invention is rapidly convenient, can according to different types of crops, strictly control the size of spray amount, the agricultural chemicals of sprinkling, neither can contaminated soil and environment, also can not touch operator's skin, ensure well the health of human body.
Accompanying drawing explanation
Fig. 1 is main TV structure simplified schematic diagram of the present invention.
Fig. 2 is that the A-A of exhaust opening 11 is to sectional structure simplified schematic diagram.
Fig. 3 is the main TV structure simplified schematic diagram of the pump housing 9 of air pump 3.
Fig. 4 is the left TV structure simplified schematic diagram of Fig. 3.
Fig. 5 is the plan structure simplified schematic diagram of Fig. 3.
Fig. 6 is the main TV structure simplified schematic diagram of the pump cover of air pump 3.
Fig. 7 is that B-B of Fig. 6 is to sectional structure simplified schematic diagram.
Fig. 8 is the plan structure simplified schematic diagram of Fig. 6.
Fig. 9 is the main TV structure simplified schematic diagram of spray lance switch 7.
Figure 10 is the plan structure simplified schematic diagram of Fig. 9.
Component names and sequence number in figure:
Frame 1, gasoline engine 2, air pump 3, spray tank 4, spray lance switch 5, spray lance 6, fog-spray nozzle 7, sewage draining exit 8, unidirectional guide valve 9, sucker 10, exhaust opening 11, nethike embrane 12, the pump housing 13, connecting rod 14, end cap 15, pump cover 16, limit diaphragm 17, pore 18, switch main body 19, handle 20, adjusting fulcrum 21, push rod 22, gas passage 23, fluid passage 24, spring 25, restriction portion 26, spiral cover 27.
The specific embodiment
Below in conjunction with drawings and Examples, low pressure airflow atomizing sprayer of the present invention is further described.
Shown in Fig. 1～2, low pressure airflow atomizing sprayer of the present invention, comprise frame 1, gasoline engine 2, air pump 3, spray tank 4, spray lance switch 5, spray lance 6, fog-spray nozzle 7, sewage draining exit 8, unidirectional guide valve 9, sucker 10, exhaust opening 11 and nethike embrane 12, gasoline engine 2 is arranged in frame 1 with spray tank 4, spray lance 6 is connected with spray tank 4, bottom at spray tank 4 is also provided with sewage draining exit 8, the unidirectional guide valve 9 that medicinal liquid agitating is evenly also further vaporized is installed on sewage draining exit 8, at spray lance, 6 holding rod places are provided with spray lance switch 5, the outlet of the liquid mouth of pipe of spray lance 6 inside is provided with a sucker 10, 10 mouthfuls, sucker is directly connected with the outlet of the liquid mouth of pipe, gasoline engine 2 is directly connected with air pump 3, power does not need directly by gasoline engine 2, to import air pump 3 into through clutch, the hemispherical nethike embrane 12 of twice noise-reduction is installed on the exhaust opening 11 of gasoline engine 2, 1～4 fog-spray nozzle 7 is installed on spray lance 6.
Shown in Fig. 3～8, described air pump 3 comprises the pump housing 13, connecting rod 14, end cap 15, pump cover 16, limit diaphragm 17 and pore 18, pump cover 16 is arranged in the pump housing 13 together with connecting also with connecting rod 14, end cap 15 is fixed by screw with limit diaphragm 17, on pump cover 16, have several pores 18, form a check valve, gas can only be by P to entering, by C, to out, gas can not be flow backwards.
Shown in Fig. 9 and Figure 10, spray lance switch 5 comprises switch main body 19, handle 20, regulate fulcrum 21, push rod 22, gas passage 23, fluid passage 24, spring 25, restriction portion 26 and spiral cover 27, on the left and right sides of handle 20, have oval-shaped hole, two of the left and right that handle 20 is arranged on switch main body 19 by this hole correspondence regulate on fulcrum 21, in switch main body 19, be provided with gas passage 23 and fluid passage 24, push rod 22 is arranged in the axial vertical direction of switch main body 19, the place that push rod 22 contacts with gas passage 23 has the restriction portion 26 that can regulate liquid discrepancy amount, the cylindrical section of push rod 22 lower ends is provided with spring 25, by spiral cover 27, be fixed in switch main body 19.
Embodiment 1
Nanning freeway management place, in January, 2012, use this low pressure airflow atomizing sprayer, highway both sides and middle lace hedge are sprayed insecticide and carried out desinsection, five wheat harvesting periods have been used, the spray rate of its lace hedge has improved than originally more than 10 times, and the agricultural chemicals spraying is even, has obtained the praise of city office of spiritual civilization construction.
Embodiment 2
Nanning Wuming County, land, in February, 2012, use this low pressure airflow atomizing sprayer, China fir woods on 100 mu of mountains that it is contracted spray insecticide prevent curing the disease, worm, crop smothering, passed through trimestral on probationly, spray effect is good, greatly improve spray rate, than the sprayer on the market of original use, saved agricultural chemicals more than 20 times.
Embodiment 3
Xiangzhou County, Laibin city of Guangxi, Wei, in February, 2012, use this low pressure airflow atomizing sprayer, 10 mu of grapefruits to it on oneself mountain and crops are sprayed agricultural chemicals and carry out desinsection, have passed through trimestral on probation, spray effect is good, and fruit tree and crop growth after sprinkling are good.
Embodiment 4
Lee in Guangxi San Jiangxian and peace village, Pingxiang, uses this low pressure airflow atomizing sprayer, and homegrown 8 mu of vegetables are carried out to dispenser, through five months try out, draws relevant data, and water-saving more than 95%, is economized medicine more than 75%, and killing rate is up to 98%.What the high-voltage electric sprayer of previously used domestic certain famous brand name adopted is the operation principle of fluid pressure type, every mu ground wants spraying liquid more than 3 barrels, 16 liters every barrel, and 28 kilograms of gross weights.The effect of desinsection is the highest can only reach 76%.And used now after this low pressure airflow atomizing sprayer, medication is original 25%, and insecticide efficiency is up to 98%, and every barrel of water only has 8 liters, and gross weight only has 15 kilograms, and every barrel of water just can spray more than 3 mu.Real reached water-saving, laborsaving, save time, economize medicine and technique effect efficiently.This experimental data was once gives the national Ministry of Agriculture, and has obtained the leader's of portion favorable comment.
Embodiment 5
The Huang of cold water mountain forest field, Liucheng County, Liuzhou city, Guangxi province, family has been contracted plantation cold water mountain, the wasteland board tangerine orange of more than 400 mu, red spider is administered in hot-dry season dispenser, originally use Mitsubishi's high-pressure pump of two Japanese imports, each construction needs six people, and the duration is six days, approximately 35 tons of water consumptions, approximately 18000 yuan of pesticide dosage, and again spray once again for maximum 15-20 days.Use instead after this technology, use equally two looms, four people's constructions once only need four days, approximately 2.4 tons of water consumptions, the use amount of agricultural chemicals also only has 4000 yuans, and due to good disinsection effect, the efficiency of desinsection is high, and insect population gos up slow, and centre can interval 40 to 50 talentes need medication again.Reduce greatly production cost, and can not produce poisoning.
Above case has illustrated low-pressure air current dense fog technology, in the process of using, real accomplished water-saving, laborsaving, save time, economize the effect of medicine, efficient and energy-conserving and environment-protective.Can be described as a revolution on pesticide application technology.
Claims (3)
1. a low pressure airflow atomizing sprayer, comprise frame (1), gasoline engine (2), air pump (3), spray tank (4) and spray lance (6), gasoline engine (2) is arranged in frame (1) with spray tank (4), spray lance (6) is connected with spray tank (4), it is characterized in that: in the bottom of spray tank (4), be also provided with sewage draining exit (8) and unidirectional guide valve (9), the spray lance switch (5) that spray outlet is regulated is installed at spray lance (6) holding rod place, the outlet of the liquid mouth of pipe that spray lance (6) is inner is provided with a sucker (10), sucker (10) mouthful is directly connected with the outlet of the liquid mouth of pipe, gasoline engine (2) is directly connected with air pump (3), the hemispherical nethike embrane (12) of secondary noise-reduction is installed on the exhaust opening of gasoline engine (11), several fog-spray nozzles (7) are installed on spray lance (6),
Described air pump (3) comprises the pump housing (13), connecting rod (14), end cap (15), pump cover (16), limit diaphragm (17) and pore (18), pump cover (16) is arranged in the pump housing (13) together with connecting also with connecting rod (14), end cap (15) is fixed by screw with limit diaphragm (17), has several pores (18) on pump cover (16).
2. low pressure airflow atomizing sprayer according to claim 1, it is characterized in that: described spray lance switch (5) comprises switch main body (19), handle (20), regulate fulcrum (21), push rod (22), gas passage (23), fluid passage (24), spring (25), restriction portion (26) and spiral cover (27), on the left and right sides of handle (20), have oval-shaped hole, two of the left and right that handle (20) is arranged on switch main body (19) by this hole correspondence regulate on fulcrum (21), in switch main body (19), be provided with gas passage (23) and fluid passage (24), push rod (22) is arranged in the axial vertical direction of switch main body (19), the place that push rod (22) contacts with gas passage (23) has the restriction portion (26) that can regulate liquid discrepancy amount, the cylindrical section of push rod (22) lower end is provided with spring (25), by spiral cover (27), be fixed in switch main body (19).
3. low pressure airflow atomizing sprayer according to claim 1, is characterized in that: described fog-spray nozzle (7) is 1～4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210208620.5A CN102764712B (en) | 2012-06-25 | 2012-06-25 | Low-pressure airflow atomizing sprayer |
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| CN201210208620.5A CN102764712B (en) | 2012-06-25 | 2012-06-25 | Low-pressure airflow atomizing sprayer |
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| CN102764712A CN102764712A (en) | 2012-11-07 |
| CN102764712B true CN102764712B (en) | 2014-11-05 |
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| CN107399438B (en) * | 2016-08-24 | 2019-09-27 | 广州极飞科技有限公司 | Liquid storage container and its assembly method and unmanned plane |
| CN106417236A (en) * | 2016-10-12 | 2017-02-22 | 新疆工程学院 | Smoke generating device based on afterheat and rest pressure utilization of tail gas of internal combustion engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080571A (en) * | 1992-06-27 | 1994-01-12 | 谢承林 | Portable power driven sprayer |
| EP0998982A1 (en) * | 1998-11-02 | 2000-05-10 | Yamaho Industrial Co. Ltd. | Knapsack type sprayer comprising liquid pump and having floating air valve |
| CN2868440Y (en) * | 2006-02-16 | 2007-02-14 | 罗仙达 | Push-button type sprayer switch |
| CN201855757U (en) * | 2010-11-03 | 2011-06-08 | 张月荣 | Dynamic low pressure airflow atomizing sprayer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090008473A1 (en) * | 2007-07-02 | 2009-01-08 | Jong-Dae Yun | Portable haze sprayer having multi-function |
-
2012
- 2012-06-25 CN CN201210208620.5A patent/CN102764712B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080571A (en) * | 1992-06-27 | 1994-01-12 | 谢承林 | Portable power driven sprayer |
| EP0998982A1 (en) * | 1998-11-02 | 2000-05-10 | Yamaho Industrial Co. Ltd. | Knapsack type sprayer comprising liquid pump and having floating air valve |
| CN2868440Y (en) * | 2006-02-16 | 2007-02-14 | 罗仙达 | Push-button type sprayer switch |
| CN201855757U (en) * | 2010-11-03 | 2011-06-08 | 张月荣 | Dynamic low pressure airflow atomizing sprayer |
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| CN102764712A (en) | 2012-11-07 |
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Effective date of registration: 20170209 Address after: 545000 the Guangxi Zhuang Autonomous Region Liuzhou Liu Dong New Area Bay Road No. 2 East standard workshop area B B-10 2 storey 4 span Patentee after: Liuzhou Jinsong Machinery Manufacturing Co., Ltd. the Guangxi Zhuang Autonomous Region Address before: 546100 the Guangxi Zhuang Autonomous Region Laibin City Xiangzhou County Science and Technology Bureau Patentee before: Zhang Yuerong |
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Granted publication date: 20141105 Termination date: 20190625 |