CN111357727B

CN111357727B - Controllable formula pesticide sprinkler of dose

Info

Publication number: CN111357727B
Application number: CN202010252003.XA
Authority: CN
Inventors: 苏志峰
Original assignee: Wuzhong Pilot Biopharmaceutical Technology Co ltd
Current assignee: Wuzhong Pilot Biopharmaceutical Technology Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2022-05-13
Anticipated expiration: 2040-04-01
Also published as: CN111357727A

Abstract

The invention relates to the field of pesticide spraying devices, in particular to a pesticide spraying device with controllable pesticide amount, which comprises a box body, a sealing structure, a pressing structure, a pesticide amount adjusting structure, an inflating structure and a pressure releasing structure, wherein the box body is provided with a plurality of through holes; through the setting of pressing the structure, can fill the inside of box with the external gas through the mode of pressing, thereby make the atmospheric pressure of the inside of box increase, just can be with the inside pesticide of box with vaporific blowout, and the setting of cooperation dose adjustment structure, can carry out accurate control to the pesticide dose that needs sprayed, avoid crops in the region to spout the too much condition, lead to the injury of crops, through inflatable structure's setting, can be under the big condition of wind, utilize wind-force effect to crowd the inside of secondary box with the external gas, thereby can increase the atmospheric pressure of secondary box inside, just can need not the pesticide blowout with secondary box inside under the human action, thereby can save the human action.

Description

Controllable formula pesticide sprinkler of dose

Technical Field

The invention relates to the field of pesticide spraying devices, in particular to a pesticide spraying device with controllable pesticide amount.

Background

Pesticide refers to chemical agents used for preventing and treating plant diseases and insect pests and regulating plant growth in agriculture. It is widely used in agriculture, forestry and animal husbandry production, environment and household sanitation, pest and disease control, and industrial product mildew and moth prevention. The pesticide has various varieties, and can be mainly divided into insecticide, acaricide, rodenticide, nematicide, molluscicide, bactericide, herbicide, plant growth regulator and the like according to the application; according to the raw material source, the pesticide can be divided into mineral source pesticides (inorganic pesticides), biological source pesticides (natural organic matters, microorganisms, antibiotics and the like) and chemical synthetic pesticides; according to chemical structure, mainly comprises organic chlorine, organic phosphorus, organic nitrogen, organic sulfur, carbamate, pyrethroid, amide compounds, urea compounds, ether compounds, phenolic compounds, phenoxy carboxylic acids, amidines, triazoles, heterocycles, benzoic acids, organic metal compounds and the like, which are all organic synthetic pesticides; it can be divided into powder, wettable powder, emulsion, emulsifiable concentrate, emulsifiable paste, cataplasm, colloidal agent, fumigant, aerosol, granule, microgranule, oil agent, etc. according to the preparation formulation. When the pesticide is used, the pesticide is generally applied to crops in a spraying mode.

However, the traditional pesticide spraying device generally directly dilutes the pesticide in the barrel body in the using process, then directly sprays the pesticide by pressurizing, cannot spray each region quantitatively, is not easy to control the sprayed pesticide amount, and is difficult to pressurize under the condition of large wind force under the resistance action of wind force.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a pesticide spraying device with controllable pesticide amount.

The technical scheme adopted by the invention for solving the technical problems is as follows: a pesticide spraying device with controllable pesticide amount comprises a box body, a sealing structure, a pressing structure, a pesticide amount adjusting structure, an inflating structure and a pressure releasing structure, wherein the sealing structure used for sealing the interior of the box body is arranged at the top end of the box body used for temporarily containing pesticide and installing other parts; the pressing structure for pressing the interior of the box body to be inflated and stamped is arranged outside the box body, and the pesticide amount adjusting structure for controlling the pesticide amount sprayed is arranged outside the box body; the air inflation structure for inflating the interior of the medicine quantity adjusting structure by means of wind power is arranged at one end of the medicine quantity adjusting structure, and the pressure relief structure for relieving the pressure of the medicine quantity adjusting structure is arranged at the top end of the medicine quantity adjusting structure;

the sealing structure comprises a sealing cover, a rotating sleeve, a pin shaft, a groove, a rubber ring, a limiting rod, a first spring, a limiting groove and a button, the rotating sleeve is fixed at the top end of the box body, the sealing cover is rotationally connected with the rotating sleeve through the pin shaft, a circle of groove with a sector-shaped section is arranged inside the box body, a circle of rubber ring with a sector-shaped section is fixed outside the sealing cover, the diameter of the section of the rubber ring is larger than that of the section of the groove, the inside of the sealing cover is connected with the limiting rod with a T-shaped section in a sliding way, the first spring is fixed between the limiting rod and the sealing cover, the cross section of one end of the limiting rod, which is far away from the first spring, is of a trapezoidal structure, the limiting groove is formed in the box body, and the button is connected to the inside of the limiting groove in a sliding manner;

the pressing structure comprises an inflator, a rotating shaft, a pressing rod, a sliding groove, a connecting rod, a sliding rod and a connecting pipe, the inflator is fixed at one end of the box body and is communicated with the interior of the box body through the connecting pipe, the rotating shaft is rotatably connected at one end of the box body, the pressing rod is fixed at one end of the rotating shaft, the sliding groove in a waist-shaped structure is arranged on the pressing rod, the sliding rod in a T-shaped structure is slidably connected inside the sliding groove, the connecting rod in an L-shaped structure is fixed at the top end of the inflator, and one end of the connecting rod, which deviates from the inflator, is fixed with the sliding rod;

the medicine quantity adjusting structure comprises a secondary tank, a water pipe, a first valve, an air pipe, a second valve, a one-way valve, an observation pipe and scale marks, wherein the secondary tank is fixed at one end of the tank body, the secondary tank is connected with the tank body through the water pipe, the first valve is fixed outside the connecting pipe, the air pipe is connected between the connecting pipe and the water pipe, the second valve is fixed outside the air pipe, the one-way valve is fixed on the water pipe, the observation pipe is fixed outside the secondary tank and is communicated with the interior of the secondary tank, and the scale marks are arranged outside the observation pipe;

the inflatable structure comprises a fixed sleeve, a rotating rod, fan blades, a communicating pipe, an ejector rod, a pressing plate, an air bag and a second spring, the fixed sleeve is fixed outside the secondary box, the rotating rod is rotatably connected inside the fixed sleeve, the fan blades are fixed outside the rotating rod, the ejector rod is fixed outside the rotating rod and is rotatably connected with the fixed sleeve, one end of the ejector rod, which is far away from the rotating rod, is of a hemispherical structure, the pressing plate is slidably connected inside the fixed sleeve, the air bag is clamped and fixed between the pressing plate and the fixed sleeve, and the second spring is clamped and fixed between the pressing plate and the fixed sleeve;

the pressure release structure includes pressure release pipe, pressure release hole, locking lid, piston, bearing and third spring, the pressure release pipe is fixed in the top of second grade case, just the inside of pressure release pipe with the inside of second grade case communicates with each other the inside sliding connection of pressure release pipe has the piston with the centre gripping is fixed between the pressure release pipe the third spring be equipped with on the lateral wall of pressure release pipe the pressure release hole the piston deviates from the one end of third spring is fixed the bearing the inside of bearing is fixed the locking lid, just the locking lid passes through the bearing with the piston rotates to be connected, just the locking lid with pressure release pipe threaded connection.

The invention has the beneficial effects that:

(1) the pesticide spraying device with the controllable pesticide amount can fully seal pesticide in the box body through the arrangement of the sealing structure, thereby avoiding the leakage of pesticide, can change the traditional thread sealing mode through the arrangement of the sealing structure, can realize quick sealing and fixing by adopting pressing type for sealing, is convenient to operate, namely after the interior of the box body is filled with diluted pesticide, only the sealing cover needs to be pressed, and is not easy to lose because the sealing cover is rotationally connected with the rotating sleeve through the pin shaft, and can be fully sealed with the box body after the sealing cover is covered with the box body through the matching of a circle of rubber ring outside the sealing cover and a circle of groove on the box body, and because the limiting rod is slidably connected in the sealing cover, the limiting rod can be inserted into the limiting groove in the box body under the elastic force of the first spring, just can realize sealed lid fast and the sealed fixed of box, convenient and fast, and when needs take off sealed lid from the box, only need press the button, just can take off sealed lid rapidly, make things convenient for the sealed and the opening and shutting of box.

(2) The pesticide spraying device with the controllable pesticide amount can fill external air into the box body in a pressing mode through the arrangement of the pressing structure, so that the air pressure in the box body is increased, the pesticide in the box body can be sprayed out in a mist shape, the pesticide amount to be sprayed can be accurately controlled by matching with the arrangement of the pesticide amount adjusting structure, the condition that crops in an area are sprayed too much is avoided, and the crops are damaged, namely when the crops in the area are required to be sprayed with the pesticide, the left hand repeatedly presses the pressure rod, the pressure rod is rotatably connected with the box body through the rotating shaft, so that the slide rod in the sliding groove can be driven to pull the connecting rod to reciprocate up and down when the pressure rod is repeatedly pressed, and the reciprocating motion of the inflator can be realized when the pressure rod is repeatedly pressed, the gas can be continuously squeezed into the box body through the connecting pipe, so that the air pressure in the box body is increased, when the pesticide spraying amount needs to be controlled, the second valve is closed, the first valve is opened, the inflator can squeeze the gas into the box body through the connecting pipe, the pesticide in the box body is squeezed into the second-stage box from the water pipe, the observation pipe is arranged outside the second-stage box and is communicated with the inside of the second-stage box, the scale marks are arranged outside the observation pipe, the pesticide amount in the second-stage box can be accurately observed, when the pesticide amount needing to be sprayed is reached, the first valve is closed, the second valve is opened, the check valve is fixed outside the water pipe, the gas in the inflator can only enter the second-stage box from the connecting pipe, the air pipe and the water pipe, at the moment, the air pressure in the second-stage box is increased, the pesticide in the second-stage box can be sprayed at high pressure, and because the pesticide amount in the secondary box is certain, the second valve can be closed again after spraying, the first valve is opened, and the pesticide in the box body can be squeezed into the secondary box again, so that the sprayed pesticide amount can be accurately controlled, and the operation is convenient.

(3) According to the pesticide spraying device with controllable pesticide amount, the air charging structure is arranged, so that external air can be squeezed into the secondary box under the action of wind power under the condition of high wind, the air pressure in the secondary box can be increased, pesticides in the secondary box can be sprayed out without the action of human power, the action of human power can be saved, high pressure in the secondary box can be automatically relieved by matching with the arrangement of the pressure relief structure, the damage of the secondary box caused by overlarge pressure is avoided, namely, the fixed sleeve is fixed at one end of the secondary box, the rotating rod is rotatably connected in the fixed sleeve, the fan blades are fixed outside the rotating rod, the fan blades can rotate under the action of wind power under the condition of high wind power, the rotating rod can be driven to rotate, and the ejector rod can rotate in the fixed sleeve due to the fact that the ejector rod is fixed outside the rotating rod, through the elastic force of the second spring, the continuous extrusion of the pressing plate can be realized, so that the gas generated by the air bag can enter the inside of the secondary box through the communicating pipe, so that the internal air pressure of the secondary box can be increased, the pesticide in the secondary box can be sprayed out at high pressure, through the sliding piston in the pressure release pipe fixed at the top end of the secondary box, and through fixing the third spring between the piston and the pressure release pipe, under the elastic force of the third spring, the piston can be pulled to block the pressure release hole on the pressure release pipe, so that the gas leakage can be avoided, but when the air pressure in the secondary box is too large, the air pressure can push the piston to move, so that the piston can be pushed to not block the pressure release hole, the pressure release work can be finished, the pressure release work can also be carried out midway by spraying, because the top end of the piston is rotatably connected with the locking cover, and the locking cover is connected with the pressure release pipe, when need not the pressure release or when needing high pressure, only need carry out threaded fixation with locking lid and pressure release pipe, just can make the piston can not take place to remove.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the overall structure of a preferred embodiment of the controllable-dose pesticide spraying device provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view showing a coupling structure of the case and the sealing structure shown in FIG. 1;

FIG. 4 is an enlarged view of the portion B shown in FIG. 3;

FIG. 5 is a schematic structural view of the inflatable structure shown in FIG. 1;

fig. 6 is a schematic structural view of the pressure relief structure shown in fig. 1.

In the figure: 1. the device comprises a box body, 2, a sealing structure, 21, a sealing cover, 22, a rotating sleeve, 23, a pin shaft, 24, a groove, 25, a rubber ring, 26, a limiting rod, 27, a first spring, 28, a limiting groove, 29, a button, 3, a pressing structure, 31, an inflator, 32, a rotating shaft, 33, a pressure rod, 34, a sliding groove, 35, a connecting rod, 36, a sliding rod, 37, a connecting pipe, 4, a dose adjusting structure, 41, a secondary box, 42, a water pipe and 43, the air bag type air bag comprises a first valve, 44, an air pipe, 45, a second valve, 46, a one-way valve, 47, an observation pipe, 48, a scale mark, 5, an inflation structure, 51, a fixing sleeve, 52, a rotating rod, 53, fan blades, 54, a communicating pipe, 55, a push rod, 56, a pressing plate, 57, an air bag, 58, a second spring, 6, a pressure relief structure, 61, a pressure relief pipe, 62, a pressure relief hole, 63, a locking cover, 64, a piston, 65, a bearing, 66 and a third spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-6, the pesticide spraying device with controllable pesticide amount comprises a box body 1, a sealing structure 2, a pressing structure 3, a pesticide amount adjusting structure 4, an inflating structure 5 and a pressure releasing structure 6, wherein the sealing structure 2 for sealing the inside of the box body 1 is arranged at the top end of the box body 1 for temporarily containing pesticide and installing other parts; the pressing structure 3 for pressing and inflating the interior of the box body 1 is arranged outside the box body 1, and the pesticide amount adjusting structure 4 for controlling the pesticide amount sprayed is arranged outside the box body 1; the air inflation structure 5 for inflating the interior of the medicine quantity adjusting structure 4 by means of wind power is arranged at one end of the medicine quantity adjusting structure 4, and the pressure relief structure 6 for relieving the pressure of the medicine quantity adjusting structure 4 is arranged at the top end of the medicine quantity adjusting structure 4;

the sealing structure 2 comprises a sealing cover 21, a rotating sleeve 22, a pin shaft 23, a groove 24, a rubber ring 25, a limiting rod 26, a first spring 27, a limiting groove 28 and a button 29, wherein the rotating sleeve 22 is fixed at the top end of the box body 1, the sealing cover 21 is rotatably connected with the rotating sleeve 22 through the pin shaft 23, a circle of groove 24 with a sector-shaped section is arranged inside the box body 1, a circle of rubber ring 25 with a sector-shaped section is fixed outside the sealing cover 21, the diameter of the section of the rubber ring 25 is larger than that of the section of the groove 24, the limiting rod 26 with a T-shaped section is slidably connected inside the sealing cover 21, the first spring 27 is fixed between the limiting rod 26 and the sealing cover 21, the section of one end of the limiting rod 26, which deviates from the first spring 27, is of a trapezoid structure, the limiting groove 28 is arranged inside the box body 1, the button 29 is connected to the inside of the limit groove 28 in a sliding manner, after the inside of the box body 1 is filled with diluted pesticides, the sealing cover 21 is pressed, the sealing cover 21 is rotationally connected with the rotating sleeve 22 through the pin shaft 23, so that the sealing cover 21 is not easy to lose, the sealing cover 21 and the box body 1 can be closed again through the rubber ring 25 in a circle outside the sealing cover 21 matching with the groove 24 in a circle on the box body 1, the limit rod 26 is connected to the inside of the sealing cover 21 in a sliding manner, the limit rod 26 is inserted into the limit groove 28 inside the box body 1 under the elastic force of the first spring 27, and the sealing fixation between the sealing cover 21 and the box body 1 can be realized quickly, the box body 1 is convenient and quick, and when the sealing cover 21 needs to be taken down from the box body 1, the sealing cover 21 can be taken down quickly only by pressing the button 29, so that the box body 1 is convenient to seal and open and close;

the pressing structure 3 comprises an inflator 31, a rotating shaft 32, a pressure lever 33, a sliding chute 34, a connecting rod 35, a sliding rod 36 and a connecting pipe 37, the inflator 31 is fixed at one end of the box body 1, the inflator 31 is communicated with the inside of the box body 1 through the connecting pipe 37, the rotating shaft 32 is rotatably connected at one end of the box body 1, the pressure lever 33 is fixed at one end of the rotating shaft 32, the sliding chute 34 in a waist-shaped structure is arranged on the pressure lever 33, the sliding rod 36 in a T-shaped structure is slidably connected in the sliding chute 34, the connecting rod 35 in an L-shaped structure is fixed at the top end of the inflator 31, one end of the connecting rod 35, which is far away from the inflator 31, is fixed to the sliding rod 36, when pesticide is required to be sprayed on crops in an area, the pressure lever 33 is repeatedly pressed by the left hand, and the pressure lever 33 is rotatably connected with the box body 1 through the rotating shaft 32, therefore, when the pressure lever 33 is repeatedly pressed, the sliding rod 36 in the chute 34 can be driven to pull the connecting rod 35 to reciprocate up and down, and the connecting rod 35 is connected with the inflator 31, so that the reciprocating motion of the inflator 31 can be realized when the pressure lever 33 is repeatedly pressed, gas can be continuously squeezed into the box body 1 through the connecting pipe 37, so that the gas pressure in the box body 1 is increased, when the spraying amount needs to be controlled, the second valve 45 is closed, the first valve 43 is opened, and at the same time, the inflator 31 can squeeze the gas into the box body 1 through the connecting pipe 37;

the chemical quantity adjusting structure 4 comprises a secondary tank 41, a water pipe 42, a first valve 43, an air pipe 44, a second valve 45, a check valve 46, an observation pipe 47 and a scale mark 48, wherein the secondary tank 41 is fixed at one end of the tank 1, the secondary tank 41 is connected with the tank 1 through the water pipe 42, the first valve 43 is fixed outside the connecting pipe 37, the air pipe 44 is connected between the connecting pipe 37 and the water pipe 42, the second valve 45 is fixed outside the air pipe 44, the check valve 46 is fixed on the water pipe 42, the observation pipe 47 is fixed outside the secondary tank 41, the observation pipe 47 is communicated with the interior of the secondary tank 41, the scale mark 48 is arranged outside the observation pipe 47, the pesticide in the tank 1 is squeezed into the secondary tank 41 through the water pipe 42, since the observation tube 47 is provided outside the secondary tank 41, the observation tube 47 is communicated with the inside of the secondary tank 41, and the scale mark 48 is provided outside the observation tube 47, the amount of pesticide inside the secondary tank 41 can be accurately observed, when the amount of pesticide to be sprayed reaches the amount of pesticide to be sprayed, the first valve 43 is closed and the second valve 45 is opened, since the check valve 46 is fixed outside the water pipe 42, the gas of the inflator 31 can only enter the inside of the secondary tank 41 from the connecting tube 37, the gas pipe 44 and the water pipe 42, at this time, the internal gas pressure of the secondary tank 41 is increased, the pesticide inside the secondary tank 41 can be sprayed at high pressure, and since the amount of pesticide inside the secondary tank 41 is constant, the second valve 45 can be closed again after the spraying, the first valve 43 is opened, the pesticide in the box body 1 can be squeezed into the secondary box 41 again, so that the sprayed pesticide amount can be accurately controlled, and the operation is convenient;

the inflation structure 5 comprises a fixed sleeve 51, a rotating rod 52, fan blades 53, a communicating pipe 54, a push rod 55, a pressing plate 56, an air bag 57 and a second spring 58, the fixed sleeve 51 is fixed outside the secondary box 41, the rotating rod 52 is rotatably connected inside the fixed sleeve 51, the fan blades 53 are fixed outside the rotating rod 52, the push rod 55 is rotatably connected with the fixed sleeve 51, one end of the push rod 55, which is far away from the rotating rod 52, is of a hemispherical structure, the pressing plate 56 is slidably connected inside the fixed sleeve 51, the air bag 57 is clamped and fixed between the pressing plate 56 and the fixed sleeve 51, the second spring 58 is clamped and fixed between the pressing plate 56 and the fixed sleeve 51, the fixed sleeve 51 is fixed at one end of the secondary box 41, and the rotating rod 52 is rotatably connected inside the fixed sleeve 51, the fan blades 53 are fixed outside the rotating rod 52, the fan blades 53 can rotate under the action of wind force under the condition of high wind, the rotating rod 52 can be driven to rotate, the ejector rod 55 is fixed outside the rotating rod 52, the ejector rod 55 rotates inside the fixed sleeve 51, the pressing plate 56 can continuously press the air bag 57 under the action of the elastic force of the second spring 58, so that gas generated by the air bag 57 can enter the secondary box 41 through the communication pipe 54, the internal air pressure of the secondary box 41 can be increased, and pesticide in the secondary box 41 can be sprayed out at high pressure;

the pressure relief structure 6 comprises a pressure relief pipe 61, a pressure relief hole 62, a locking cover 63, a piston 64, a bearing 65 and a third spring 66, the pressure relief pipe 61 is fixed at the top end of the secondary box 41, the inside of the pressure relief pipe 61 is communicated with the inside of the secondary box 41, the piston 64 is connected inside the pressure relief pipe 61 in a sliding manner, the third spring 66 is clamped and fixed between the piston 64 and the pressure relief pipe 61, the pressure relief hole 62 is arranged on the side wall of the pressure relief pipe 61, the bearing 65 is fixed at one end of the piston 64 departing from the third spring 66, the locking cover 63 is fixed inside the bearing 65, the locking cover 63 is rotatably connected with the piston 64 through the bearing 65, the locking cover 63 is in threaded connection with the pressure relief pipe 61, and the piston 64 slides inside the pressure relief pipe 61 fixed at the top end of the secondary box 41, and by fixing the third spring 66 between the piston 64 and the pressure relief tube 61, under the action of the elastic force of the third spring 66, the piston 64 can be pulled to block the pressure relief hole 62 on the pressure relief pipe 61, therefore, gas leakage can be avoided, when the air pressure in the secondary tank 41 is too high, the air pressure can push the piston 64 to move, the piston 64 can be pushed to not block the pressure relief hole 62 any more, the pressure relief work can be completed, the pressure relief work can be carried out in the middle of spraying, since the locking cap 63 is rotatably coupled to the top end of the piston 64, and the locking cap 63 is threadedly coupled to the pressure release pipe 61, that is, when the pressure is not required to be released or when a high pressure is required, the piston 64 is prevented from moving only by fixing the locking cap 63 and the pressure release pipe 61 by screw threads.

When the pesticide spraying device is used, after diluted pesticides are filled in the box body 1, only the sealing cover 21 needs to be pressed, since the sealing cover 21 is rotatably connected with the rotating sleeve 22 through the pin shaft 23, the sealing cover 21 is not easy to lose, and the sealing cover 21 can be covered with the box body 1 to realize sufficient sealing between the sealing cover 21 and the box body 1 through the circle of the rubber ring 25 outside the sealing cover 21 matching with the circle of the groove 24 on the box body 1, and since the limiting rod 26 is slidably connected in the sealing cover 21, the limiting rod 26 can be inserted into the limiting groove 28 inside the box body 1 under the elastic force of the first spring 27, so that the sealing and fixing between the sealing cover 21 and the box body 1 can be realized quickly, the pesticide spraying device is convenient and quick, and when the sealing cover 21 needs to be taken down from the box body 1, the sealing cover 21 can be quickly taken down only by pressing the button 29, so that the box body 1 is convenient to seal and open and close; when the crops in the area need to be sprayed with pesticide, the left hand repeatedly presses the pressure lever 33, since the pressing rod 33 is rotatably connected to the case 1 via the rotating shaft 32, when the pressing rod 33 is repeatedly pressed, the sliding rod 36 inside the sliding slot 34 can be driven to pull the connecting rod 35 to reciprocate up and down, since the connecting rod 35 is connected to the pump 31, the reciprocating movement of the pump 31 is achieved by repeatedly pressing the pressing rod 33, so that the air is continuously pushed into the interior of the case 1 through the connecting tube 37, so that the air pressure inside the case 1 is increased, and when it is required to control the amount of medicine sprayed, the second valve 45 is closed, the first valve 43 is opened, and the air pump 31 can pump air into the interior of the tank 1 through the connecting pipe 37; the pesticide in the box body 1 is squeezed into the secondary box 41 from the water pipe 42, since the observation pipe 47 is arranged outside the secondary box 41, the observation pipe 47 is communicated with the inside of the secondary box 41, and the scale mark 48 is arranged outside the observation pipe 47, the pesticide amount in the secondary box 41 can be accurately observed, when the pesticide amount to be sprayed is reached, the first valve 43 is closed, the second valve 45 is opened, since the check valve 46 is fixed outside the water pipe 42, the gas in the inflator 31 can only enter the secondary box 41 from the connecting pipe 37, the air pipe 44 and the water pipe 42, at this time, the internal air pressure of the secondary box 41 is increased, the pesticide in the secondary box 41 can be sprayed out at high pressure, and the pesticide amount in the secondary box 41 is constant, after spraying, the second valve 45 can be closed again, the first valve 43 is opened, and the pesticide in the box body 1 can be squeezed into the secondary box 41 again, so that the sprayed pesticide amount can be accurately controlled, and the operation is convenient; since the fixing sleeve 51 is fixed at one end of the secondary tank 41, the rotating rod 52 is rotatably connected inside the fixing sleeve 51, the fan blade 53 is fixed outside the rotating rod 52, the fan blade 53 can rotate under the action of wind under the condition of high wind, and the rotating rod 52 can be driven to rotate, and since the ejector rod 55 is fixed outside the rotating rod 52, the ejector rod 55 rotates inside the fixing sleeve 51, the pressing plate 56 can continuously press the air bag 57 through the elastic force of the second spring 58, so that the gas generated by the air bag 57 can enter the inside of the secondary tank 41 through the communicating pipe 54, the internal air pressure of the secondary tank 41 can be increased, and the pesticide inside the secondary tank 41 can be sprayed out at high pressure; through sliding the piston 64 in the pressure relief pipe 61 fixed at the top end of the secondary box 41, and through fixing the third spring 66 between the piston 64 and the pressure relief pipe 61, under the elastic force action of the third spring 66, the piston 64 can be pulled to block the pressure relief hole 62 on the pressure relief pipe 61, so as to avoid gas leakage, but when the gas pressure in the secondary box 41 is too high, the gas pressure can push the piston 64 to move, so that the piston 64 can be pushed to no longer block the pressure relief hole 62, so as to complete the pressure relief work, and also perform the pressure relief work in the middle of spraying, because the locking cover 63 is rotatably connected at the top end of the piston 64, and the locking cover 63 is in threaded connection with the pressure relief pipe 61, that is, when the pressure relief is not needed or when the high pressure is needed, only the locking cover 63 and the pressure relief pipe 61 need to be screwed, the piston 64 can be prevented from moving.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a controllable formula pesticide sprinkler of dose which characterized in that: the pesticide spraying device comprises a box body (1), a sealing structure (2), a pressing structure (3), a pesticide amount adjusting structure (4), an inflating structure (5) and a pressure releasing structure (6), wherein the sealing structure (2) used for sealing the interior of the box body (1) is arranged at the top end of the box body (1) used for temporarily containing pesticides and installing other parts; the pressing structure (3) for pressing the interior of the box body (1) to be inflated and stamped is arranged outside the box body (1), and the pesticide amount adjusting structure (4) for controlling the pesticide amount sprayed is arranged outside the box body (1); one end of the medicine quantity adjusting structure (4) is provided with the inflating structure (5) which is used for inflating the interior of the medicine quantity adjusting structure (4) by wind power, and the top end of the medicine quantity adjusting structure (4) is provided with the pressure releasing structure (6) which is used for releasing the pressure of the medicine quantity adjusting structure (4);

the sealing structure (2) comprises a sealing cover (21), a rotating sleeve (22), a pin shaft (23), a groove (24), a rubber ring (25), a limiting rod (26), a first spring (27), a limiting groove (28) and a button (29), wherein the rotating sleeve (22) is fixed at the top end of the box body (1), the sealing cover (21) is rotatably connected with the rotating sleeve (22) through the pin shaft (23), a circle of groove (24) with a sector-shaped section is arranged in the box body (1), a circle of rubber ring (25) with a sector-shaped section is fixed outside the sealing cover (21), the diameter of the section of the rubber ring (25) is larger than that of the groove (24), the limiting rod (26) with a T-shaped section is slidably connected inside the sealing cover (21), and the first spring (27) is fixed between the limiting rod (26) and the sealing cover (21), the cross section of one end of the limiting rod (26) departing from the first spring (27) is in a trapezoidal structure, the limiting groove (28) is formed in the box body (1), and the button (29) is connected in the limiting groove (28) in a sliding mode;

the pressing structure (3) comprises an inflator (31), a rotating shaft (32), a pressure rod (33), a sliding groove (34), a connecting rod (35), a sliding rod (36) and a connecting pipe (37), the inflator (31) is fixed at one end of the box body (1), and the inflator (31) is communicated with the inside of the tank body (1) through the connecting pipe (37), one end of the box body (1) is rotatably connected with the rotating shaft (32), one end of the rotating shaft (32) is fixed with the pressure lever (33), the compression bar (33) is provided with the sliding chute (34) which is in a waist-shaped structure, the sliding rod (36) in a T-shaped structure is connected in the sliding groove (34) in a sliding way, the connecting rod (35) in an L-shaped structure is fixed at the top end of the inflator (31), and one end of the connecting rod (35) departing from the inflator (31) is fixed with the sliding rod (36);

the medicine amount adjusting structure (4) comprises a secondary box (41), a water pipe (42), a first valve (43), an air pipe (44), a second valve (45), a one-way valve (46), an observation pipe (47) and scale marks (48), wherein the secondary box (41) is fixed at one end of the box body (1), the secondary box (41) is connected with the box body (1) through the water pipe (42), the first valve (43) is fixed outside the connecting pipe (37), the air pipe (44) is connected between the connecting pipe (37) and the water pipe (42), the second valve (45) is fixed outside the air pipe (44), the one-way valve (46) is fixed on the water pipe (42), the observation pipe (47) is fixed outside the secondary box (41), and the observation pipe (47) is communicated with the inside of the secondary box (41), the scale mark (48) is arranged outside the observation tube (47);

inflatable structure (5) is including fixed cover (51), bull stick (52), flabellum (53), communicating pipe (54), ejector pin (55), clamp plate (56), gasbag (57) and second spring (58) the external fixation of second grade case (41) fixed cover (51) the inside rotation of fixed cover (51) is connected with bull stick (52) the external fixation of bull stick (52) flabellum (53) the external fixation of bull stick (52) ejector pin (55), just ejector pin (55) with fixed cover (51) rotate to be connected, ejector pin (55) deviate from the one end of bull stick (52) is the hemisphere structure the inside sliding connection of fixed cover (51) has clamp plate (56) between clamp plate (56) and fixed cover (51) gasbag (57), clamping and fixing the second spring (58) between the pressure plate (56) and the fixing sleeve (51);

the pressure relief structure (6) comprises a pressure relief pipe (61), a pressure relief hole (62), a locking cover (63), a piston (64), a bearing (65) and a third spring (66), the pressure relief pipe (61) is fixed at the top end of the secondary box (41), the inside of the pressure relief pipe (61) is communicated with the inside of the secondary box (41), the piston (64) is connected with the pressure relief pipe (61) in a sliding manner, the third spring (66) is clamped and fixed between the piston (64) and the pressure relief pipe (61), the pressure relief hole (62) is formed in the side wall of the pressure relief pipe (61), the bearing (65) is fixed at one end of the piston (64) deviating from the third spring (66), the locking cover (63) is fixed inside the bearing (65), and the locking cover (63) is rotatably connected with the piston (64) through the bearing (65), and the locking cover (63) is in threaded connection with the pressure relief pipe (61).