CN114287412B

CN114287412B - Electric sprayer

Info

Publication number: CN114287412B
Application number: CN202111658391.2A
Authority: CN
Inventors: 吴紫旖
Original assignee: Zhejiang Sanqi Technology Co ltd
Current assignee: Zhejiang Sanqi Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-10-21
Anticipated expiration: 2041-12-30
Also published as: CN114287412A

Abstract

The utility model relates to an electric sprayer, including the water tank that has the pump body and stock solution chamber, be equipped with the shower nozzle on the water tank, the pump body is used for absorbing water from the pipe that absorbs water and discharges water from the outlet pipe, still includes guider, bull stick and stirring vane, stirring vane fixes on the bull stick and is used for stirring the pesticide, be fixed with a plurality of driving plates on the bull stick, guider is used for changing the rivers direction of coming out from the outlet pipe, when rivers direction orientation shower nozzle one side, the shower nozzle passes through guider and outlet pipe intercommunication, and when rivers direction orientation driving plate one side, rivers impact driving plate and drive the bull stick and rotate. Operating personnel uses driving piece one to drive the guider activity, and when rivers were used in on the driving plate, rivers drove the bull stick and rotate to drive stirring vane and further mix pesticide in to the water tank, operating personnel need not manually rock the box again and mix the pesticide, can make things convenient for the mixture of pesticide in the water tank.

Description

Electric sprayer

Technical Field

The application relates to the field of sprayers, in particular to an electric sprayer.

Background

The sprayer is a device for converting liquid medicine or other liquid into mist by utilizing the air suction effect and uniformly spraying the mist to other objects, and comprises a device for compressing air, a thin tube, a nozzle and the like. In rural areas, sprayers are indispensable important agricultural tools for controlling plant diseases and insect pests.

The utility model discloses a utility model patent that bulletin number is CN204602477U discloses an electric nebulizer, electric nebulizer contains electric nebulizer, contains hand pole, raceway, water filling port, charging socket, spraying flow control switch, water pump, water tank, battery, electric nebulizer's bottom is equipped with water pump and battery, electric nebulizer's upper end is equipped with the water filling port, electric nebulizer's right side is equipped with charging socket and spraying flow control switch, the water pump passes through the wire and is connected with the battery, electric nebulizer inside be equipped with the water tank.

The above-mentioned related technical solutions have the following drawbacks: concentrated pesticide and water are poured into the water tank according to a proper proportion, and then an operator needs to shake the water tank at intervals in the process of spraying water to uniformly mix the pesticide and the water, so that the sprayed pesticide can achieve a good insecticidal effect.

Disclosure of Invention

In order to facilitate the mixing of pesticides in the water tank, the application provides an electric sprayer.

The application provides an electric nebulizer adopts following technical scheme:

the utility model provides an electric sprayer, is including the water tank that has the stock solution chamber, be equipped with the shower nozzle on the water tank, the water tank bottom is equipped with the base, be equipped with the pump body on the base, be equipped with inlet tube and outlet pipe on the pump body, the one end of inlet tube extends stock solution chamber bottom, the tip of outlet pipe extends to and communicates with the shower nozzle, the pump body is used for inhaling water and discharging water from the outlet pipe from the inlet tube, still includes guider, bull stick and stirring vane, the bull stick rotates to be connected in the stock solution chamber, stirring vane fixes on the bull stick and is used for stirring the pesticide, be fixed with a plurality of drive plates along circumference direction on the bull stick, guider swing joint is in the stock solution intracavity, guider is located between shower nozzle and the outlet pipe, guider also is located between outlet pipe and a plurality of drive plates simultaneously, guider is used for changing the rivers direction that comes out from the outlet pipe, when rivers direction is towards shower nozzle one side, the shower nozzle passes through guider and outlet pipe intercommunication, when rivers direction orientation drives plate one side, rivers impact drive the bull stick and rotate.

Through adopting above-mentioned technical scheme, operating personnel uses driving piece one to drive the guider activity, change the rivers direction after the outlet pipe blowout through guider, when rivers are used in on the shower nozzle, rivers pass through the shower nozzle blowout, when rivers are used in on the driving plate, rivers can promote the drive board and move the bull stick and rotate to drive stirring vane and further mix water and pesticide in to the water tank, operating personnel need not manually rock the box again and mix the pesticide, can make things convenient for the mixture of pesticide in the water tank.

Preferably, the guide device comprises a first driving piece and a cylindrical block, a first block is fixed at the top end of the liquid storage cavity, a cylindrical groove matched with the cylindrical block is formed in the first block, the cylindrical groove is not communicated with the liquid storage cavity, the cylindrical block is rotatably connected in the cylindrical groove around the axis of the cylindrical block, a first channel and a second channel which are not communicated with each other are formed in the cylindrical groove, and the first driving piece drives the cylindrical block to rotate in the cylindrical groove;

one end of the water outlet pipe, which is far away from the pump body, is fixed on the first block and extends to be communicated with the cylindrical groove, the nozzle is communicated with a communicating pipe, one end of the communicating pipe, which is far away from the nozzle, is fixed on the first block and extends to be communicated with the cylindrical groove, and when the first driving part drives one end of the first channel to rotate to be communicated with one end of the water outlet pipe, which extends to the cylindrical groove, the other end of the first channel is communicated with the communicating pipe;

still be fixed with the stand pipe on the first piece, the both ends of stand pipe communicate column groove and stock solution chamber respectively, when one of them one end of driving piece drive second passageway rotates to the one end intercommunication that extends the column groove with the outlet pipe, the other end and the stand pipe of second passageway extend the one end intercommunication in column groove, the one end orientation driving plate setting that the stand pipe extended the stock solution chamber.

Through adopting above-mentioned technical scheme, driving piece one rotates through drive cylindricality piece to change the position of first passageway and second passageway, make first passageway and second passageway respectively can with the outlet pipe intercommunication, the other end of first passageway and second passageway leads respectively to communicating pipe and stand pipe simultaneously, thereby realizes that the rivers of outlet pipe communicate two different pipelines respectively, realizes the different effects of rivers.

Preferably, a first gathering channel and a second gathering channel which are not communicated with each other are formed in the circumferential outer wall of the cylindrical block, one end, communicated with the water outlet pipe, of the first channel is a first communicating end, the first gathering channel is communicated with the first communicating end, the first gathering channel wraps the first communicating end, the first gathering channel is used for gathering water in the water outlet pipe to the first channel, one end, communicated with the water outlet pipe, of the second channel is a second communicating end, the second gathering channel is communicated with the second communicating end, the second gathering channel wraps the second communicating end, and the second gathering channel is used for gathering water in the water outlet pipe to the second channel.

Through adopting above-mentioned technical scheme, first gathering is said and is gathered the way with the second and is gathered the opening size of saying through increasing first communicating end and second communicating end, can make first passageway and second passageway better with the outlet pipe intercommunication.

Preferably, the first converging channel is flared towards the side away from the first channel, and the second converging channel is flared towards the side away from the second channel.

Through adopting above-mentioned technical scheme, the slope inner wall that first converges or the second converges can be better with the rivers direction to first passageway or second passageway in the outlet pipe.

Preferably, the top end of the water tank is provided with a pesticide storage box with a pesticide storage cavity, the pesticide storage cavity is used for containing undiluted pesticide, the pesticide storage box is provided with a flow guide pipe, two ends of the flow guide pipe are respectively communicated with the bottom end of the pesticide storage cavity and the liquid storage cavity, the flow guide pipe is provided with a valve, the flow guide pipe is provided with a flow meter, and the flow meter is used for detecting the amount of pesticide passing through the valve.

Through adopting above-mentioned technical scheme, operating personnel can be with the pesticide dress that is not diluted in the pesticide storage tank, then open the valve and make appropriate amount pesticide flow into the water tank, then pour into appropriate amount water into toward the water tank to prepare the pesticide, because water all relatively well obtains in any place, so the setting of pesticide storage tank can make things convenient for operating personnel to prepare the pesticide in various places.

Preferably, the guide pipe is communicated with a shower head, the flow guide pipe is positioned above the shower head in an inclined mode, and the shower head is arranged towards the flow guide pipe.

Through adopting above-mentioned technical scheme, the gondola water faucet head can wash off the partial pesticide residue on the honeycomb duct, can improve the preparation precision of pesticide, also can wash the liquid storage intracavity roof simultaneously.

Preferably, the draft tube is provided with an inclined plane, the inclination angle of the inclined plane is the same as that of the shower head, and the inclined plane is opposite to the shower head.

By adopting the technical scheme, the inclined plane can not only guide the downward flow of the pesticide, but also enable water sprayed by the shower head to better enter the guide pipe to wash the pesticide remained on the inner wall of the guide pipe, thereby further improving the preparation precision of the pesticide.

Preferably, the first driving part comprises a first synchronizing wheel, a second synchronizing wheel, a synchronous belt and a force application rod, the first synchronizing wheel is coaxially fixed on the cylindrical block, the second synchronizing wheel is rotatably connected to the water tank along the axis direction parallel to the first synchronizing wheel, the synchronous belt is wound on the first synchronizing wheel and the second synchronizing wheel, the force application rod is fixed on the second synchronizing wheel, and the force application rod is located outside the water tank and used for applying force to an operator.

Through adopting above-mentioned technical scheme, operating personnel controls the second synchronizing wheel through rotating the application of force pole and rotates, and the second synchronizing wheel drives first synchronizing wheel through the hold-in range and rotates, and first synchronizing wheel drives cylindrical block at the rotation of cylindrical groove then to realize the switching of atomizer between stirring state and spraying state.

In summary, the present application includes at least one of the following beneficial technical effects:

through the arrangement of the guide device, when water flow acts on the spray head, the water flow is sprayed out through the spray head, and when the water flow acts on the driving plate, the water flow can push the driving plate to drive the rotating rod to rotate, so that the stirring blade is driven to further mix water and pesticide in the water tank, an operator does not need to manually shake the tank body to mix the pesticide, and the pesticide in the water tank can be conveniently mixed;

by arranging the pesticide storage box, water can be well obtained in any place, so that the pesticide storage box can be convenient for operators to prepare pesticides in various places.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic view of the internal structure of a liquid storage chamber according to an embodiment of the present invention.

FIG. 3 is a cross-sectional view of the atomizer driving the mixing blade to mix according to the embodiment of the present application.

Fig. 4 is a cross-sectional view of a sprayer according to an embodiment of the present application in a spray configuration.

Description of reference numerals: 1. a water tank; 11. a base; 111. a pump body; 112. a water outlet pipe; 113. a water inlet pipe; 114. a spray head; 115. a communicating pipe; 12. a pesticide storage box; 121. a drug storage cavity; 122. a flow guide pipe; 1221. a valve; 1222. an inclined surface; 13. an end cap; 131. an opening; 14. a liquid storage cavity; 15. A rotating rod; 151. driving the plate; 152. a stirring blade; 16. a fixed block; 161. a cylindrical groove; 162. a first channel; 1621. a first convergence channel; 163. a second channel; 1631. a second convergence channel; 164. a cylindrical block; 17. a guide tube; 171. a shower head; 18. a drive member; 181. a first synchronization wheel; 182. a synchronization lever; 183. a synchronous belt; 184. a second synchronizing wheel; 185. a force application rod; 186. a first lever; 187. a second lever; 188. a magnetic block; 19. a harness.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an electric sprayer.

Referring to fig. 1 and 2, an electric sprayer of the present embodiment includes a water tank 1 and a base 11, the base 11 is fixedly coupled to a bottom surface of the water tank 1, and the base 11 supports the water tank 1 on the ground when the base 11 is placed on the ground. Referring to fig. 2 and 3, a liquid storage cavity 14 which is not communicated with the outside and is used for containing liquid is formed in the water tank 1, an opening 131 communicated with the outside is formed in the top wall of the liquid storage cavity 14, the end cover 13 is detachably connected to the opening 131, the end cover 13 is in threaded connection with the water tank 1, and when the end cover 13 is screwed on the water tank 1, the end cover 13 covers the opening 131 to enable the opening 131 to be isolated from the outside. The operator can pour water or a liquid such as a prepared pesticide into the opening 131.

Referring to fig. 1 and 2, a pesticide storage box 12 with a pesticide storage cavity 121 is fixed on the top surface of the water tank 1, the pesticide storage cavity 121 is used for storing undiluted pesticide, a guide pipe 122 which is vertically arranged is fixed at the bottom end of the pesticide storage box 12, the top end of the guide pipe 122 extends to the bottom end of the pesticide storage cavity 121, and the bottom end of the guide pipe 122 extends to the interior of the pesticide storage cavity 14. Install valve 1221 on the honeycomb duct 122, the one end of valve 1221 extends to the water tank 1 outside, and operating personnel can control the intercommunication of honeycomb duct 122 through adjusting valve 1221, still installs the flowmeter on the honeycomb duct 122, and the flowmeter is used for detecting the volume that the pesticide passes through from valve 1221, is equipped with the display screen on the pesticide storage box 12, and the numerical value that the flowmeter measured can show on the display screen. Be equipped with on the water tank 1 and be transparent observation strip, observe and have the scale on the strip, operating personnel can judge the water yield of pouring into in the water tank 1 according to the scale to can make pesticide and water be in the same place according to the better mixture of appropriate proportion.

Referring to fig. 1 and 2, a communication pipe 115 is disposed on the water tank 1, two ends of the communication pipe 115 are respectively located outside the liquid storage chamber 14 and the water tank 1, and a nozzle 114 is communicated with one end of the communication pipe 115 located outside the water tank 1. There is guider movably connected in the liquid storage cavity 14, the base 11 internal fixation has the pump body 111, the intercommunication has inlet tube 113 and outlet pipe 112 on the pump body 111, the pump body 111 is used for absorbing water and discharging water from the outlet pipe 112 from the inlet tube 113, the one end that the pump body 111 was kept away from to the inlet tube 113 extends the bottom of liquid storage cavity 14, the one end that the pump body 111 was kept away from to the outlet pipe 112 can be through guider and communicating pipe 115 intercommunication. The outer wall of the base 11 is provided with a switch, and the switch is used for controlling the opening and closing of the pump body 111.

Referring to fig. 2 and 3, a rotating rod 15 is rotatably connected in the liquid storage cavity 14, the length direction of the rotating rod 15 is vertically arranged, two ends of the rotating rod 15 are respectively rotatably connected to the upper end wall and the lower end wall of the liquid storage cavity 14, and the rotating rod 15 is located at the center of the liquid storage cavity 14. Be fixed with stirring vane 152 along the length direction spiral of bull stick 15 on the bull stick 15, stirring vane 152 is arranged in stirring the mixed pesticide in the stock solution chamber 14, and the circumference direction of going up along bull stick 15 on the bull stick 15 is evenly fixed with a plurality of drive boards 151, drives the top setting that board 151 is close to stock solution chamber 14, and stirring vane 152 is close to the bottom setting of stock solution chamber 14. A guide is located between the outlet plate and the plurality of driver plates 151 for changing the direction of the water flow out of the outlet pipe 112. When the water flow direction is toward the nozzle 114, the nozzle 114 is connected to the outlet pipe 112 through the connection pipe 115 and the guide means, and when the water flow direction is toward the driving plate 151, the water flow strikes the driving plate 151 and drives the rotation lever 15 to rotate.

Referring to fig. 2 and 3, a fixed block 16 is fixed on the inner wall of one side of the liquid storage chamber 14, the fixed block 16 is disposed near the top end of the liquid storage chamber 14, the guide pipe 122 is located on one side of the driving plate 151, and the fixed block 16 is located on one side of the guide pipe 122 located on the driving plate 151. The guiding device comprises a first driving element 18 and a cylindrical block 164, a cylindrical groove 161 matched with the cylindrical block 164 is formed in the fixed block 16, the cylindrical groove 161 is not communicated with the outside, the cylindrical block 164 is rotatably connected in the cylindrical groove 161 around the axis of the cylindrical block 164, the axis direction of the cylindrical block 164 is horizontally arranged, and the first driving element 18 drives the cylindrical block 164 to rotate in the cylindrical groove 161.

Referring to fig. 3 and 4, the cylindrical groove 161 is provided with a first channel 162 and a second channel 163 which are not communicated with each other, the first channel 162 and the second channel 163 are both bent, the first channel 162 is located at one side of the second channel 163, and the first channel 162 and the second channel 163 are symmetrically arranged with respect to the axis of the cylindrical block 164. Both ends of the first passage 162 and the second passage 163 extend to communicate with the cylindrical groove 161.

Referring to fig. 3 and 4, one end of the water outlet pipe 112, which is far away from the pump body 111, is fixed to one end of the first block, which is close to the rotating rod 15, and extends to be communicated with the cylindrical groove 161, one end of the communication pipe 115, which is far away from the spray head 114, is fixed to the bottom end of the first block and extends to be communicated with the cylindrical groove 161, so that one end of the first channel 162 is a first communication end, and when the driving part 18 drives the cylindrical block 164 to rotate until the first communication end is communicated with the end of the water outlet pipe 112, the other end of the first channel 162 is communicated with the communication pipe 115.

Referring to fig. 3 and 4, a guide tube 17 is fixed to the top surface of the first block, the bottom end of the guide tube 17 is vertically disposed and extends to communicate with the cylindrical groove 161, and the other end of the guide tube 17 is disposed toward one of the driving plates 151. When the driving member 18 drives the cylindrical block 164 to rotate to the second communication end to communicate with the end of the water outlet pipe 112, the other end of the second channel 163 communicates with the guide pipe 17.

The first driving element 18 drives the cylindrical block 164 to rotate, so that the positions of the first channel 162 and the second channel 163 are changed, the first channel 162 and the second channel 163 can be communicated with the water outlet pipe 112 respectively, meanwhile, the other ends of the first channel 162 and the second channel 163 are guided to the communicating pipe 115 and the guide pipe 17 respectively, and therefore the water flow of the water outlet pipe 112 is communicated to two different pipelines respectively, and the direction of the water flow is changed. When water flow acts on the spray head 114, the water flow is sprayed out through the spray head 114, and an operator holds the spray head 114 to spray pesticide on crops; when rivers act on drive plate 151, rivers can push drive plate 151 and drive bull stick 15 and rotate to drive stirring vane 152 and further mix the water and the pesticide in to water tank 1, operating personnel need not manually rock the box again and mix the pesticide, can make things convenient for the mixture of pesticide in the water tank 1.

Referring to fig. 3, fig. 4, set up the first 1621 and the second 1631 of converging of mutually disconnected on the circumference outer wall of cylindrical block 164, first 1621 and the first intercommunication end intercommunication of converging, first 1621 of converging including with the first intercommunication end parcel, first 1621 of converging way is kept away from first passageway 162 one side and is the flaring setting, when cylindrical block 164 rotates to first 1621 of converging way and outlet pipe 112 intercommunication, first 1621 of converging way is used for converging the water in the outlet pipe 112 to first passageway 162, the first slope inner wall of converging way 1621 also can be better with the rivers direction to first passageway 162 in the outlet pipe 112 simultaneously.

Referring to fig. 3 and 4, the second converging channel 1631 is communicated with the second communicating end, the second converging channel 1631 wraps the second communicating end, the second converging channel 1631 faces the side away from the second channel 163 and is arranged in a flaring manner, when the cylindrical block 164 rotates to communicate the second converging channel 1631 with the water outlet pipe 112, the second converging channel 1631 is used for converging water in the water outlet pipe 112 to the second channel 163, and meanwhile, the inclined inner wall of the second converging channel 1631 can better guide water in the water outlet pipe 112 to the second channel 163.

Referring to fig. 2 and 4, a shower head 171 is further fixed and communicated with one end of the guide tube 17 extending towards the driving plate 151, the shower head 171 is disposed towards the guide tube 122, the guide tube 122 is located between the shower head 171 and the driving plate 151, and concentrated pesticide dropping on the guide tube 122 can directly drop into the bottom wall of the liquid storage chamber 14. When the water flows to the guide pipe 17, a part of the water flows is diverted to the shower head 171, and the shower head 171 can spray water in all directions, so as to wash the top wall of the liquid storage chamber 14 and wash down the concentrated pesticide adhered to the guide pipe 122.

Referring to fig. 2 and 4, an inclined surface 1222 is formed at the bottom end of the draft tube 122, the inclined surface 1222 has the same inclination angle as the shower head 171, and the inclined surface 1222 is disposed to face the shower head 171. The inclined surface 1222 not only guides the downward flow of the pesticide, but also allows the water sprayed from the shower head 171 to better enter the flow guide tube 122 to wash away the pesticide remaining on the inner wall of the flow guide tube 122, thereby further improving the pesticide preparation precision.

Referring to fig. 1 and 3, the driving member 18 includes a synchronizing bar 182, a first synchronizing wheel 181, a second synchronizing wheel 184, a synchronizing belt 183, and a force applying rod 185, the synchronizing bar 182 is disposed on the water tank 1, one end of the synchronizing bar 182 is coaxially fixed on the cylindrical block 164 and rotatably connected to the first block, and the other end of the synchronizing bar 182 extends out of the water tank 1 and is coaxially and fixedly connected to the first synchronizing wheel 181. The second synchronizing wheel 184 is rotatably connected to the outer side of the water tank 1, the first synchronizing wheel 181 and the second synchronizing wheel 184 are arranged in parallel in the axial direction, the second synchronizing wheel 184 is positioned under the first synchronizing wheel 181, the synchronous belt 183 is wound around the first synchronizing wheel 181 and the second synchronizing wheel 184, and the force applying rod 185 is fixed on the second synchronizing wheel 184 and used for applying force to an operator.

Referring to fig. 1, two straps 19 are fixed on the outer side wall of the side of the water tank 1 facing the force application rod 185, the two straps 19 are used for an operator to carry the water tank 1 with his shoulders, and when the operator carries the water tank 1, the force application rod 185 is located at one side of the waist position of the operator.

Referring to fig. 1, a first rod 186 and a second rod 187 are fixedly connected to the water tank 1, the first rod 186 and the second rod 187 are respectively located at two sides of the force application rod 185, magnetic blocks 188 are respectively embedded and fixed on two side surfaces of the force application rod 185 facing the first rod 186 and the second rod 187, and magnets are respectively fixed on one side surfaces of the first rod 186 and the second rod 187 facing the force application rod 185, when the force application rod 185 moves to the first rod 186, the magnets on the first rod 186 attract the magnetic blocks 188 on the first rod 186, and at this time, the cylindrical block 164 rotates to the first channel 162 to simultaneously communicate the water outlet pipe 112 and the communication pipe 115; when the force application rod 185 moves to the second rod 187, the magnet 188 on the first rod 186 attracts the magnetic block 188 on the first rod 186, and the cylindrical block 164 rotates to the second channel 163 to communicate the water outlet pipe 112 with the guide pipe 17.

Referring to fig. 2, the water outlet pipe 112 in the reservoir chamber 14 and the communicating pipe 115 are disposed along the inner wall of the reservoir chamber 14, and the water outlet pipe 112 and the communicating pipe 115 do not affect any operation structure such as the stirring blade 152.

The implementation principle of the electric sprayer in the embodiment of the application is as follows: the operator starts the pump body 111 to work, and then switches the sprayer between two states of spraying the pesticide and stirring the pesticide by rotating the force application rod 185, so that the water tank 1 can stir the pesticide in the gap where the sprayer does not work, and the pesticide can be mixed more uniformly when the next spraying is carried out.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an electric sprayer, is including water tank (1) that has stock solution chamber (14), be equipped with shower nozzle (114) on water tank (1), water tank (1) bottom is equipped with base (11), be equipped with pump body (111) on base (11), be equipped with inlet tube (113) and outlet pipe (112) on the pump body (111), the one end of inlet tube (113) extends to stock solution chamber (14) bottom, the tip of outlet pipe (112) extends to and communicates with shower nozzle (114), pump body (111) are used for absorbing water and discharging water from outlet pipe (112) from inlet tube (113), its characterized in that: the pesticide spraying device is characterized by further comprising a guide device, a rotating rod (15) and stirring blades (152), wherein the rotating rod (15) is rotatably connected into the liquid storage cavity (14), the stirring blades (152) are fixed on the rotating rod (15) and used for stirring pesticides, a plurality of driving plates (151) are fixed on the rotating rod (15) along the circumferential direction, the guide device is movably connected into the liquid storage cavity (14), the guide device is located between the spray head (114) and the water outlet pipe (112), the guide device is also located between the water outlet pipe (112) and the plurality of driving plates (151), the guide device is used for changing the water flow direction coming out of the water outlet pipe (112), when the water flow direction faces one side of the spray head (114), the spray head (114) is communicated with the water outlet pipe (112) through the guide device, and when the water flow direction faces one side of the driving plates (151), the water flow impacts the driving plates (151) and drives the rotating rod (15) to rotate;

the guide device comprises a first driving piece (18) and a cylindrical block (164), a first block is fixed at the top end of the liquid storage cavity (14), a cylindrical groove (161) matched with the cylindrical block (164) is formed in the first block, the cylindrical groove (161) is not communicated with the liquid storage cavity (14), the cylindrical block (164) is rotatably connected in the cylindrical groove (161) around the axis of the cylindrical block (164), a first channel (162) and a second channel (163) which are not communicated with each other are formed in the cylindrical groove (161), and the cylindrical block (164) is driven to rotate in the cylindrical groove (161) by the first driving piece (18);

one end, far away from the pump body (111), of the water outlet pipe (112) is fixed on the first block and extends to be communicated with the cylindrical groove (161), the spray head (114) is communicated with a communicating pipe (115), one end, far away from the spray head (114), of the communicating pipe (115) is fixed on the first block and extends to be communicated with the cylindrical groove (161), and when one end of the first channel (162) is driven by the driving piece (18) to rotate to be communicated with one end, extending to the cylindrical groove (161), of the water outlet pipe (112), the other end of the first channel (162) is communicated with the communicating pipe (115);

the first block is further fixedly provided with a guide pipe (17), two ends of the guide pipe (17) are respectively communicated with the cylindrical groove (161) and the liquid storage cavity (14), when a driving piece (18) drives one end of a second channel (163) to rotate to be communicated with one end, extending to the cylindrical groove (161), of the water outlet pipe (112), the other end of the second channel (163) is communicated with one end, extending to the cylindrical groove (161), of the guide pipe (17), and one end, extending to the liquid storage cavity (14), of the guide pipe (17) is arranged towards the driving plate (151);

the pesticide storage tank (12) with a pesticide storage cavity (121) is arranged at the top end of the water tank (1), the pesticide storage cavity (121) is used for containing undiluted pesticide, a guide pipe (122) is arranged on the pesticide storage tank (12), two ends of the guide pipe (122) are respectively communicated with the bottom end of the pesticide storage cavity (121) and the liquid storage cavity (14), a valve (1221) is arranged on the guide pipe (122), a flow meter is arranged on the guide pipe (122), and the flow meter is used for detecting the amount of pesticide passing through the valve (1221);

the guide pipe (17) is communicated with a shower head (171), the guide pipe (122) is positioned obliquely above the shower head (171), and the shower head (171) is arranged towards the guide pipe (122);

inclined planes (1222) are formed in the flow guide pipe (122), the inclined angle of each inclined plane (1222) is the same as the inclined angle of the shower head (171), and the inclined planes (1222) are arranged right opposite to the shower head (171).

2. An electric sprayer according to claim 1, wherein: the cylindrical block (164) is circumferentially provided with a first gathering channel (1621) and a second gathering channel (1631) which are not communicated with each other, one end of the first channel (162) communicated with the water outlet pipe (112) is a first communication end, the first gathering channel (1621) is communicated with the first communication end, the first gathering channel (1621) wraps the first communication end, the first gathering channel (1621) is used for gathering water in the water outlet pipe (112) to the first channel (162), one end of the second channel (163) communicated with the water outlet pipe (112) is a second communication end, the second gathering channel (1631) is communicated with the second communication end, the second gathering channel (1631) wraps the second communication end, and the second gathering channel (1631) is used for gathering water in the water outlet pipe (112) to the second channel (163).

3. An electric sprayer according to claim 2, wherein: the first converging channel (1621) is in a flaring shape towards one side far away from the first channel (162), and the second converging channel (1631) is in a flaring shape towards one side far away from the second channel (163).

4. An electric sprayer according to claim 1, wherein: the driving piece (18) comprises a first synchronizing wheel (181), a second synchronizing wheel (184), a synchronous belt (183) and a force application rod (185), the first synchronizing wheel (181) is coaxially fixed on the cylindrical block (164), the second synchronizing wheel (184) is rotatably connected to the water tank (1) along the axial direction parallel to the first synchronizing wheel (181), the synchronous belt (183) is wound on the first synchronizing wheel (181) and the second synchronizing wheel (184), the force application rod (185) is fixed on the second synchronizing wheel (184), and the force application rod (185) is located on the outer side of the water tank (1) and used for applying force to an operator.