CN206238168U

CN206238168U - A kind of new grug feeding device for afforestation

Info

Publication number: CN206238168U
Application number: CN201621336320.5U
Authority: CN
Inventors: 史钧源; 杨雯; 贾小洁
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-12-07
Filing date: 2016-12-07
Publication date: 2017-06-13
Anticipated expiration: 2026-12-07

Abstract

The utility model discloses a kind of new grug feeding device for afforestation, including backrest and spray gun, backrest upper end is fixedly connected with spray tank and DC fan；The spray gun is made up of Handheld Division, mist formation portion and fog output tube, and the Handheld Division left end is fixedly connected with to block to set in clamping joint, clamping joint and is connected with support arm, and Handheld Division lower end left side is also fixedly connected with handle, and Handheld Division interlude is fixed and is arranged with handle；The mist formation portion is made up of guard box, Laval nozzle and Venturi tube, and the import of Venturi tube and the equal pipeline of throat's negative pressuren zone are drawn outside guard box and be connected by flexible pipe respectively with the air outlet of DC fan and spray tank lower end；The outlet of the fog output tube and Laval nozzle, is also fixedly connected with DC speed regulator on the Handheld Division, the utility model goes out that fog effect is good, and the carry of spray is remote, easy to use laborsaving, is especially suitable for the big greening environment of the big planting density of gardens homalographic and uses.

Description

A kind of new grug feeding device for afforestation

Technical field

The utility model is related to a kind of gardens Insecticide sprayer, specifically a kind of new grug feeding device for afforestation.

Background technology

Insecticide sprayer is gardens to be sprayed to prevent the Chinese medicine equipment of pest and disease damage, by development for many years, Insecticide sprayer with Become in order to existing various from the various laxative equipment such as walking, driving from former hand atomizing, it is green for gardens For change, because most of greening site areas are smaller, while landscape tree density is larger, the various large-scale laxative of existing more recent Equipment cannot come into operation, for afforestation laxative more the still grug feeding device of backpack earlier that uses；For the back of the body For negative formula laxative sprayer, it equally there occurs very big progress, be transformed to electrodynamic type from conventional hand pressure spraying, mainly Principle is to fetch water to be atomized by atomizer using water pump liquid is changed into medicine spray painting to go out, but, it is existing to bear The hold of formula chemical sprayer is single, is to use gripping type, and the muscle such as forearm brachioradialis can compare sour swollen when use time is more long, this Outward, what is relied primarily on by existing sprayer mist formation mechanism is atomizer, and because its resistance is larger, water-aspirator pressure is compressed, and makes It is not far into existing spraying medicament applying device range, it is sufficient for using needs for cell gardens, but for faces such as some highways Larger and inconvenient walking the green belt of product is then because range is not enough then to use cumbersome, EI 19 phases in 2016 The report of first ' analysis of superonic flow nozzzle atomization and experiment based on Lavalle effect ' is published, has been described in detail in report Performance advantage of the Laval nozzle for atomization for current routine atomizer, therefore, applicant is reported based on this Devise that a kind of new-type far firing range, atomization be good and new-type knapsack spraying medicament applying device of convenient use.

Utility model content

The purpose of this utility model is to provide a kind of new grug feeding device for afforestation, to solve above-mentioned background The problem proposed in technology.

To achieve the above object, the utility model provides following technical scheme：

A kind of new grug feeding device for afforestation, including backrest and spray gun, the backrest side is fixedly connected with Two braces, backrest upper end is fixedly connected with spray tank and mounting bracket, and backrest upper end is fixedly connected with electric power storage between mounting bracket Pond, mounting bracket upper end is fixedly connected with DC fan, and the depression for accommodating mounting bracket and DC fan is additionally provided with the middle of spray tank；Institute State spray gun to be made up of Handheld Division, mist formation portion and fog output tube, the Handheld Division left end is fixedly connected with clamping joint, clamping joint left side is opened The snap openings of rhombus are provided with, clamping joint is offered to block to set in bolt hole, clamping joint at snap openings and is connected with support arm, the branch Brace rotates connection and constitutes by fixture block and bracket, and fixture block is the rhombus block structure coordinated with snap openings, is offered on fixture block and card Corresponding bolt hole on joint, is connected between fixture block and bracket by telescopic steel pipe, and Handheld Division lower end left side is also fixedly connected with Handle, Handheld Division interlude is fixed and is arranged with handle；The mist formation portion is made up of guard box, Laval nozzle and Venturi tube, Pipeline is connected and is fixedly connected in guard box between Venturi tube and Laval nozzle, the import of Venturi tube and throat's negative pressure The equal pipeline in area is drawn outside guard box, and inlet pipeline and throat's pipeline pass through with the air outlet of DC fan and spray tank lower end respectively Flexible pipe is connected；The fog output tube and the outlet of Laval nozzle, DC speed regulator is also fixedly connected with the Handheld Division, DC speed regulator and DC fan are electrically connected in the output loop of battery.

As further program of the utility model：The bracket inwall is sticked and has cushion pad.

As the utility model further scheme：The spray tank upper end is provided with dosing mouth.

Compared with prior art, the beneficial effects of the utility model are：Handle is increased in addition to conventional handle, be increased and held Mode is held, mitigating arm by the conversion of holding mode strains, and in addition by the support arm of clamping, bracket is put into using by arm Interior offer support force, can effectively mitigate gripping strength, for a long time using not tired, effectively mitigate work intensity；Using high speed winds Negative-pressure sucking during by Venturi tube draws liquid, and supersonic speed acceleration mist is carried out to gas-liquid mixture by Laval nozzle Change, be lifted out the spouting velocity of mist, range is farther, while going out fog effect more preferably, be especially suitable for the inconvenient walkings such as gardens and area Larger green belt laxative is used.

Brief description of the drawings

Fig. 1 is a kind of structural representation of the new grug feeding device for afforestation.

Fig. 2 is a kind of structural representation in mist formation portion in new grug feeding device for afforestation.

Fig. 3 is a kind of structural representation of support arm in new grug feeding device for afforestation.

Specific embodiment

The technical scheme of this patent is described in more detail with reference to specific embodiment.

Refer to Fig. 1-3, a kind of new grug feeding device for afforestation, including backrest 1 and spray gun 2, the backrest 1 Side is fixedly connected with two braces, and the upper end of backrest 1 is fixedly connected with spray tank 3 and mounting bracket 4, and the upper end of spray tank 3 is provided with and adds The medicine mouthful upper end of backrest 1 is fixedly connected with battery 5 between mounting bracket 4, and the upper end of mounting bracket 4 is fixedly connected with DC fan 6, medicine The depression for accommodating mounting bracket 4 and DC fan 6 is additionally provided with the middle of liquid case 3, bears to mitigate arm load-bearing by backrest 1 when using Power；The spray gun 2 is made up of Handheld Division 7, mist formation portion 8 and fog output tube 9, and the left end of the Handheld Division 7 is fixedly connected with clamping joint 10, The left side of clamping joint 10 offers the snap openings 11 of rhombus, and clamping joint 10 offers bolt hole 12, clamping joint 10 at snap openings 11 Interior card sets and is connected with support arm, and the support arm rotates connection and constitutes by fixture block 13 and bracket 14, and fixture block 13 is and snap openings 11 The rhombus block structure of cooperation, offers bolt hole 12 corresponding with clamping joint 10, between fixture block 13 and bracket 14 on fixture block 13 Connected by telescopic steel pipe 15, the lower end of Handheld Division 7 left side is also fixedly connected with handle 16, the interlude of Handheld Division 7 is fixed and is arranged with Handle 17, can be carried out when gripping using the similar support rifle posture at other positions of 16 proficiency holding Handheld Division of proficiency grip handle 7 Grip, also can pinch handle 17 and gripped using conventional holding, increase new holding mode, can when conventional held type feels tired Holding mode is changed, the forearm muscle of strain is temporarily loosened, alternately changed, muscular strain is small, more easy and convenient, this Outward, fixture block 13 can be snapped in clamping joint 10 and rotates the angle of bracket 14, arm is comfortably positioned in bracket 14, utilized Lever principle provides extra support force by arm so that grip more easily, the inwall of bracket 14 is sticked and has cushion pad, lifting Usage comfort；The mist formation portion 8 is made up of guard box 18, Laval nozzle 19 and Venturi tube 20, Venturi tube 20 and draw Pipeline is connected and is fixedly connected in guard box 18 between Wa Er nozzles 19, and the import of Venturi tube 20 and throat's negative pressuren zone are managed Road is drawn outside guard box 18, and inlet pipeline and throat's pipeline are respectively with the air outlet of DC fan 6 and the lower end of spray tank 3 by soft Pipe is connected；The fog output tube 9 and the outlet of Laval nozzle 19, DC speed regulation is also fixedly connected with the Handheld Division 7 Device 21, DC speed regulator 21 and DC fan 6 are electrically connected in the output loop of battery 5, by DC speed regulator 21 The supply voltage of DC fan 6 is adjusted to adjust its rotating speed, convenient adjustment spray amount, DC speed regulator 21 can use PWM speed governing Device etc., this is existing conventional techniques, and concrete principle is not repeated, and can be needed voluntarily to select according to cost and technology during production, Its rotating speed that can adjust DC fan 6 only need to be can guarantee that, the air-out of DC fan 6 blasts the import of Venturi tube 20, goes out When wind passes through, the throat region of Venturi tube 20 produces negative pressure and liquid is drawn from spray tank 3, draws amount of liquid medicine and passes through air quantity It is proportional, mix with air-out after liquid suction, the wind-power of air-out carries out primary crushing and drives liquid bottom to enter drawing to liquid Wa Er nozzles 19, Laval nozzle 19 carries out supersonic speed to gas-liquid mixture and accelerates and super-fine atomization, changes gas-liquid mixture For high speed water mist sprays, its range can be effectively improved by lifting spouting velocity, facilitate the green belt of large area to beat Medicine insect prevention is used, and the working mechanism on mist formation is only one of which embodiment in text, can there is multiple choices when actually used, Laval nozzle is such as arranged on the end of fog output tube 9 and fog output tube 9 is used into flexible pipe structure, this setting can increase more penetrates Journey, but because easily putting aside liquid in pipeline path fog output tube 9 more long；Also can use compared with the same water pump power of medicament applying device Structure, this is set compared with simple and stable preferably, but to the acceleration effect of gas is optimal because of Laval nozzle, it is therefore preferable that Using the above-mentioned formula dynamic structure of DC fan 6, best acceleration and range increase effect can be obtained.

The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party Formula, in the ken that one skilled in the relevant art possesses, can also be on the premise of this patent objective not be departed from Make a variety of changes.

Claims

1. a kind of new grug feeding device for afforestation, including backrest（1）And spray gun（2）, it is characterised in that the backrest （1）Side is fixedly connected with two braces, backrest（1）Upper end is fixedly connected with spray tank（3）And mounting bracket（4）, backrest（1）On End is in mounting bracket（4）Between be fixedly connected with battery（5）, mounting bracket（4）Upper end is fixedly connected with DC fan（6）, liquid Case（3）Centre is additionally provided with receiving mounting bracket（4）And DC fan（6）Depression；The spray gun（2）By Handheld Division（7）, mist formation portion （8）And fog output tube（9）Composition, the Handheld Division（7）Left end is fixedly connected with clamping joint（10）, clamping joint（10）Left side offers The snap openings of rhombus（11）, clamping joint（10）In snap openings（11）Place offers bolt hole（12）, clamping joint（10）The interior card company of setting Support arm is connected to, the support arm is by fixture block（13）And bracket（14）Rotate connection composition, fixture block（13）It is and snap openings（11） The rhombus block structure of cooperation, fixture block（13）On offer and clamping joint（10）Upper corresponding bolt hole（12）, fixture block（13）With support Groove（14）Between pass through telescopic steel pipe（15）Connection, Handheld Division（7）Lower end left side is also fixedly connected with handle（16）, Handheld Division （7）Interlude is fixed and is arranged with handle（17）；The mist formation portion（8）By guard box（18）, Laval nozzle（19）And venturi Pipe（20）Composition, Venturi tube（20）And Laval nozzle（19）Between pipeline connection and be fixedly connected on guard box（18）It is interior, Venturi tube（20）Import and the equal pipeline of throat's negative pressuren zone draw guard box（18）Outward, inlet pipeline and throat's pipeline respectively with DC fan（6）Air outlet and spray tank（3）Lower end is connected by flexible pipe；The fog output tube（9）With Laval nozzle（19） Outlet, the Handheld Division（7）On be also fixedly connected with DC speed regulator（21）, DC speed regulator（21）And DC fan （6）It is electrically connected at battery（5）Output loop in.

2. a kind of new grug feeding device for afforestation according to claim 1, it is characterised in that the bracket （14）Inwall is sticked cushion pad.

3. a kind of new grug feeding device for afforestation according to claim 1, it is characterised in that the spray tank （3）Upper end is provided with dosing mouth.