CN114467894B

CN114467894B - Mist sprayer

Info

Publication number: CN114467894B
Application number: CN202210117395.8A
Authority: CN
Inventors: 孔宪龙; 徐国强
Original assignee: Ningbo Sanye Tools Co ltd
Current assignee: Ningbo Sanye Tools Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2023-11-24
Anticipated expiration: 2042-02-08
Also published as: CN114467894A

Abstract

The mist sprayer comprises a movable main body and a movable spray pipe arranged on the main body, wherein a water sump, an atomization sump and a battery sump are arranged on the main body; the water or the solution in the water bin enters the atomization bin through a conveying pipe; a crystal oscillator assembly is arranged in the atomization bin, a plurality of ultrasonic units are arranged on the crystal oscillator assembly, and a liquid level sensor is also arranged on the crystal oscillator assembly; a fan assembly is further arranged in the atomization bin and used for blowing the ultrasonically atomized water mist into the spray pipe through a water mist outlet; the battery compartment is provided with an openable door plate, and a replaceable battery is arranged in the battery compartment. The application provides a mobile mist sprayer, which adopts an ultrasonic crystal oscillator assembly to atomize, can generate extremely fine water mist, and has good dispersion effect and large action space; meanwhile, waste gas and heat cannot be generated during working, the practicability is higher, and the sterilizing device is particularly suitable for indoor sterilization in sealed spaces such as families, schools and hospitals.

Description

Mist sprayer

Technical Field

The application belongs to the field of mist sprayer, and particularly relates to a miniaturized mist sprayer convenient to move.

Background

The application of the water vapor atomizing device in the daily life and working fields is more and more extensive, and particularly in the agricultural field and the sterilization field. In some conventional atomizing devices, such as a sprayer, water vapor with larger droplets with particle diameters is sprayed out, and the droplets are not water mist, so that the scattering area is limited, a high-power fan device is required to be used for blowing the water vapor to a far space, and the droplets are settled to the ground in a short time, so that the device is heavy and has high cost.

In the prior art, some mist sprayer can generate water mist with small particle diameter, and the sprayed water mist can be dispersed into a larger space after long residence time in the air. At present, most of mist spraying machines adopt gasoline or diesel oil for burning and heating to generate water mist, equipment is high in cost and inconvenient to move, and most of mist spraying machines are fixed equipment. And the exhaust gas generated by combustion is more, the smell is large, and the mist sprayer is difficult to use in sealed spaces such as families, schools, hospitals and the like. In addition, the mist sprayer atomizes water through high temperature, if drugs which are not resistant to high temperature are added in water, the mist sprayer cannot be used for spraying, and the application range of the mist sprayer is limited.

Accordingly, the present application provides further design and improvement of mist sprayer based on the above-mentioned drawbacks and deficiencies of the prior art.

Disclosure of Invention

Aiming at the defects in the prior art, the application provides the mist sprayer, which adopts the ultrasonic crystal oscillator assembly to atomize, can generate extremely fine water mist, has good dispersion effect and large action space; meanwhile, waste gas and heat cannot be generated during working, so that the practicability is higher; the mist sprayer is small in size, particularly suitable for indoor disinfection in sealed spaces such as families, schools and hospitals, and convenient to move integrally.

The application is solved by the following technical scheme.

The mist sprayer comprises a movable main body and a movable spray pipe arranged on the main body, wherein a water sump, an atomization sump and a battery sump are arranged on the main body; the water or the solution in the water bin enters the atomization bin through a conveying pipe; a crystal oscillator assembly is arranged in the atomization bin, a plurality of ultrasonic units are arranged on the crystal oscillator assembly, and a liquid level sensor is also arranged on the crystal oscillator assembly; a fan assembly is further arranged in the atomization bin and used for blowing the ultrasonically atomized water mist into the spray pipe through a water mist outlet; the battery compartment is provided with an openable door plate, and a replaceable battery is arranged in the battery compartment.

The movable mist sprayer has the advantages of movable main body and convenient use. The ultrasonic crystal oscillator assembly is adopted for atomization, so that extremely fine water mist can be generated, the dispersion effect is good, and the action space is large; meanwhile, waste gas and heat cannot be generated during working, compared with a traditional gasoline/diesel combustion type mist sprayer, the practicality is stronger, and the gas spraying machine is particularly suitable for indoor disinfection in sealed spaces such as families, schools and hospitals.

In a preferred embodiment, the main body can be used for carrying and moving by a person, or is arranged on a moving vehicle body, or is used for moving and flying by a unmanned aerial vehicle.

In a preferred embodiment, the upper side and the lower side of the main body are provided with hanging lugs, the main body can be used by being carried on a back after being provided with hanging belts, and the main body can be operated by a single person and is convenient to use.

In a preferred embodiment, the water sump is arranged on the upper portion of the main body, the water adding port and the cover are arranged on the upper portion of the water sump, and the handle is arranged on the cover, so that the water sump is convenient to carry.

In a preferred embodiment, a valve is provided on the delivery tube, which valve is operated manually or automatically by a program signal. The valve is used for controlling water inflow and water shutoff. Specifically, the opening and closing of the control valve can be controlled manually, and the control valve can also be an electromagnetic valve or an inductive switch, a time delay switch and the like, and can automatically work through programs and signals, such as: after the main power supply is started, the electromagnetic valve is started, water in the water bin flows into the atomization bin, when the water level in the water bin reaches a certain height, the liquid level sensor generates signals, the crystal oscillator assembly starts ultrasonic atomization, at the moment, the electromagnetic valve is closed or in a small flow state, and when the water level is lower than the liquid level sensor, the electromagnetic valve is continuously opened, and water flows in.

In a preferred embodiment, the crystal oscillator assembly is arranged on one side of the atomization bin, which is close to the water mist outlet, and the fan assembly is arranged on the other side; and be equipped with the guide plate between crystal oscillator subassembly and the fan subassembly, play the effect of guiding the air current, guarantee that the air current that blows out in the fan subassembly can be fine blow in the water smoke export after atomizing to blow out through the spray tube.

In a preferred embodiment, the atomizing bin is arranged between the water bin and the battery bin, the lower end of the fan assembly is provided with air through the battery bin, and the side part of the battery bin is provided with an air inlet grid plate, so that the device is compact in structure and good in ventilation and also has the function of cooling the battery bin in work and the battery therein.

In a preferred embodiment, the lower end of the water bin is provided with a water outlet, the atomization bin is provided with a pipe fitting extending into the water outlet, and the pipe fitting is communicated with the conveying pipe.

In a preferred embodiment, the spray pipe comprises a telescopic hose connected to the water mist outlet and an axial flow type air outlet pipe arranged on the outer side of the telescopic hose, and the spray pipe can flexibly rotate when in use, and a proper atomization spraying angle and position are selected.

In a preferred embodiment, the axial flow type air outlet pipe is provided with a hand holding handle, so that the hand holding operation is convenient.

The mist sprayer in another embodiment of the application comprises a main body and a movable spray pipe arranged on the main body, wherein a water tank is arranged at the bottom of the main body, and water can be added into the water tank; the main body is a shell with an inner cavity, a crystal oscillator assembly is arranged at the lower part of the inner cavity, and a plurality of ultrasonic units are arranged on the crystal oscillator assembly; the bottom of the inner cavity is a sealing structure for storing water, when water enters the inner cavity, the crystal oscillator assembly is submerged, then the ultrasonic unit starts to work, and water mist is continuously generated through ultrasonic atomization and is sprayed out through the spray pipe; the main body is internally provided with a pump body assembly which is connected to the bottom of the water tank and the inner cavity through a water pipe and is used for pumping up water in the water tank to atomize; an air inlet is formed in one side of the main body, an air outlet is formed in the other side of the main body, and the spray pipe is connected with the air outlet and used for spraying; the main body is also provided with a power supply mechanism for supplying power.

Most of traditional atomizers adopt gasoline or diesel to burn and heat to generate water mist, equipment is high in cost and inconvenient to move, and waste gas generated by combustion is large and is difficult to use in sealed spaces such as families, schools and hospitals. The knapsack atomizer is convenient to use by being carried on the back by a person. The ultrasonic crystal oscillator assembly is adopted for atomization, so that extremely fine water mist can be generated, the dispersion effect is good, and the action space is large; meanwhile, waste gas and heat cannot be generated during working, compared with a traditional gasoline/diesel combustion type mist sprayer, the practicality is stronger, and the gas spraying machine is particularly suitable for indoor disinfection in sealed spaces such as families, schools and hospitals.

In a preferred embodiment, the main body and the water tank thereon are piggybacked main bodies, and the two sides of the upper part of the main body and the two sides of the lower part of the water tank are respectively provided with a strap opening, so that the backpack is convenient to use after two straps are put on.

In a preferred embodiment, the pump body component is arranged in a cavity between the bottom of the inner cavity and the upper part of the water tank, a water pumping hole through which a water pipe passes is arranged on the top plate of the water tank, and a through hole connected with the water pipe and used for water inflow is arranged near the area where the crystal oscillator component is located. In this structure, be the water environment in the water tank, also be the water smoke environment in the inner chamber, all be fit for assembling electric unit, and seal between cavity and the upper and lower space between the bottom of inner chamber and the upper portion of water tank is isolated, for dry cavity, can set up corresponding circuit electric unit, and corresponding electric wire is walked line etc. and is also threaded through some seal structure, guarantees that water can not enter into in this cavity.

In a preferred embodiment, one side of the crystal oscillator assembly is provided with a water level measuring device, a plurality of metal sheets for measuring different water levels are arranged in the water level measuring device, the metal sheets are arranged up and down, when the water level reaches the height of the corresponding metal sheets, corresponding signals of a line can be generated, the signals can be used for executing operations such as water closing, water feeding speed adjusting and the like, and automation sustainable of atomization operation is guaranteed.

In a preferred embodiment, one side of the water level measuring device is provided with a water baffle, water needs to bypass the water baffle and then enter the water level measuring device, so that stability is improved, and severe water level change caused by shaking in the use process is avoided.

In a preferred embodiment, a battery mounting seat is arranged on the outer side of the main body, a battery is arranged on the battery mounting seat, and the battery can be a detachable battery pack, so that the battery is convenient to disassemble, assemble and charge; the position is also provided with a battery bin cover which can be turned up and buckled, and the battery bin cover is used for protecting an internal battery after being covered.

In a preferred embodiment, two sides of the upper end of the battery compartment cover are rotatably connected in a rotating seat on the main body through a rotating shaft, and the battery compartment cover is convenient to lift and cover.

In a preferred embodiment, a fan assembly is arranged in the air inlet, and a net cover is arranged on the fan assembly; the fan assembly is provided with a fan motor, and the fan motor drives a fan of the fan assembly to rotate when working and is used for air intake.

In a preferred embodiment, the spray pipe comprises a hose connected to the air outlet and a straight pipe connected to the outer end of the hose, the hose can be bent at will, the flexibility is high during use, the straight pipe can ensure directional spraying, and a proper atomization spraying angle and position can be selected. The straight pipe is provided with a handle, so that the straight pipe is convenient to hold, and the handle is provided with a switch for starting and stopping.

In a preferred embodiment, a cavity between the bottom of the inner cavity and the upper part of the water tank is a water-proof cavity, and a circuit board assembly is arranged in the cavity and used for receiving signals, switching instructions and the like and controlling ultrasonic atomization operation and water feeding operation of the pump body assembly.

Compared with the prior art, the application has the following beneficial effects: the mist sprayer is small in size and convenient to move, and can be carried on a back for use or placed on a mobile trolley for use; the ultrasonic crystal oscillator component adopted in the ultrasonic crystal oscillator device is atomized, so that extremely fine water mist can be generated, the dispersion effect is good, and the action space is large; meanwhile, waste gas and heat cannot be generated during working, the practicability is higher, and the sterilizing device is particularly suitable for indoor sterilization in sealed spaces such as families, schools and hospitals.

Drawings

Fig. 1 is a perspective view of a mist sprayer according to a first embodiment of the present application.

Fig. 2 is a perspective view of a main body of a mist sprayer according to a first embodiment of the application.

Fig. 3 is a perspective view of a main body of the mist sprayer according to the first embodiment of the application.

Fig. 4 is a perspective view of a spray tube in a mist sprayer according to a first embodiment of the application.

Fig. 5 is a perspective view of a sump on a main body in a first embodiment of the application.

Fig. 6 is a perspective view of a sump on a main body in a first embodiment of the application.

Fig. 7 is a perspective view of a main body of the first embodiment of the present application, in which a sump is omitted.

Fig. 8 is a perspective view of a main body of the first embodiment of the present application, in which a sump is omitted.

Fig. 9 is a perspective view of the atomizing area and the battery area, with part of the housing structure omitted, in the first embodiment of the present application.

Fig. 10 is a second perspective view of the atomizing area and the battery area of the first embodiment of the present application, wherein part of the housing structure is omitted.

Fig. 11 is a perspective view of the atomizing area and the battery area, with part of the housing structure omitted, according to the first embodiment of the present application.

Fig. 12 is a perspective view of the atomizing area and the battery area, with part of the housing structure omitted, in the first embodiment of the present application.

Fig. 13 is a perspective view of a mist sprayer according to a second embodiment of the application.

Fig. 14 is a perspective view of a mist sprayer according to a second embodiment of the present application.

Fig. 15 is a perspective view of a mist sprayer according to a second embodiment of the application.

Fig. 16 is a perspective view of a mist sprayer omitting a spray pipe in a second embodiment of the application.

Fig. 17 is a schematic diagram of the interior of the mist sprayer according to the second embodiment of the application.

Fig. 18 is a second schematic view of the interior of the mist sprayer according to the second embodiment of the application.

Fig. 19 is a third internal schematic view of a mist sprayer in a second embodiment of the application.

Fig. 20 is a schematic diagram showing the inside of a mist sprayer according to a second embodiment of the application.

Fig. 21 is an enlarged view of a part of the mist sprayer according to the second embodiment of the present application.

Fig. 22 is an enlarged view of a part of the mist sprayer in the second embodiment of the application.

Fig. 23 is a perspective view of a crystal oscillator assembly according to a second embodiment of the present application.

Fig. 24 is a perspective view of a water tank in a second embodiment of the present application.

Fig. 25 is a perspective view of the water receiving tank according to the present application.

Fig. 26 is a second perspective view of the water receiving tank in the present application.

Fig. 27 is an enlarged view of the water receiving tank of the present application assembled to the axial flow type air outlet pipe.

Fig. 28 is an enlarged view of the outlet of an axial flow outlet duct according to the present application.

Fig. 29 is an enlarged view of the structure of the damper-equipped crystal oscillator module of the present application.

Fig. 30 is an enlarged view of the damper tube structure in the present application.

Detailed Description

The application is described in further detail below with reference to the drawings and the detailed description.

In the following embodiments, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, and the embodiments described below by referring to the drawings are exemplary only for explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms: the directions of the center, the longitudinal, the lateral, the length, the width, the thickness, the upper, the lower, the front, the rear, the left, the right, the vertical, the horizontal, the top, the bottom, the inner, the outer, the clockwise, the counterclockwise, etc. indicate the directions or the positional relationship based on the directions or the positional relationship shown in the drawings, are merely for convenience of description and simplification of the description, and therefore, should not be construed as limiting the present application. Furthermore, the term: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of features shown. In the description of the present application, unless explicitly specified and defined otherwise, the terms: mounting, connecting, etc. should be construed broadly and the specific meaning of the terms in the present application will be understood by those skilled in the art in view of the specific circumstances.

Referring to fig. 1 to 12, the mist sprayer in the first embodiment of the application comprises a movable main body 1 and a movable spray pipe 2 arranged on the main body 1, wherein a water sump 11, an atomization sump 12 and a battery sump 13 are arranged on the main body 1; the water or solution in the water bin 11 enters the atomization bin 12 through a conveying pipe 127; a crystal oscillator assembly 126 is arranged in the atomization bin 12, a plurality of ultrasonic units 1261 are arranged on the crystal oscillator assembly 126, and a liquid level sensor 1262 is also arranged on the crystal oscillator assembly 126; a fan assembly 124 is further arranged in the atomization bin 12, and the fan assembly 124 is used for blowing the water mist after ultrasonic atomization into the spray pipe 2 through a water mist outlet 121; an openable door plate 132 is arranged on the battery compartment 13, and a replaceable battery 5 is arranged in the battery compartment 13.

Specifically, in the present application, the main body 1 may be used for carrying and moving by a person, or may be disposed on a moving vehicle body, or may be used by moving and flying by an unmanned aerial vehicle. For example: the hanging lugs 16 are arranged on the upper side and the lower side of the main body 1, and the hanging belt can be arranged for carrying and using, so that the operation can be performed by a single person, and the use is convenient.

In the application, the water sump 11 is arranged at the upper part of the main body 1, the upper part of the water sump 11 is provided with a water adding port 114 and a cover 111, and the cover 111 is provided with a handle 112, so that the portable water sump is convenient to carry.

In the present application, a valve 1271 is provided on the delivery tube 127, and the valve 1271 is operated manually or automatically by a program signal. Valve 1271 is used to control the water intake and shut off. Specifically, the opening and closing of the control valve can be controlled manually, and the control valve can also be an electromagnetic valve or an inductive switch, a time delay switch and the like, and can automatically work through programs and signals, such as: after the main power supply is started, the electromagnetic valve is started, water in the water sump 11 flows into the atomization bin 12, when the water level in the water sump reaches a certain height, the liquid level sensor 1262 generates a signal, the crystal oscillator assembly 126 starts ultrasonic atomization, at the moment, the electromagnetic valve is closed or in a small flow state, and when the water level is lower than the liquid level sensor 1262, the electromagnetic valve is continuously opened, and water flows in.

In addition, in the present application, the crystal oscillator assembly 126 is disposed on one side of the atomizing bin 12 near the water mist outlet 121, and the fan assembly 124 is disposed on the other side; and a deflector 125 is arranged between the crystal oscillator assembly 126 and the fan assembly 124, which plays a role in guiding air flow, so that the air flow blown out of the fan assembly 124 can well blow atomized water mist into the water mist outlet 121 and blow out the atomized water mist through the spray pipe 2. The atomizing bin 12 is arranged between the water bin 11 and the battery bin 13, the lower end of the fan assembly 124 is provided with air through the battery bin 13, and the side part of the battery bin 13 is provided with an air inlet grid plate 131, so that the device is compact in structure and good in ventilation, and also has the function of cooling the battery bin 13 in operation and the battery 5 therein. The lower end of the water sump 11 is provided with a water outlet 116, the atomization sump 12 is provided with a pipe fitting 122 extending into the water outlet 116, and the pipe fitting 122 is communicated with a conveying pipe 127.

In the application, the spray pipe 2 comprises a telescopic hose 21 connected to the water mist outlet 121 and an axial flow type air outlet pipe 22 arranged outside the telescopic hose 21, and can flexibly rotate when in use, and a proper atomization spraying angle and position are selected. Further, the axial flow air outlet pipe 22 is provided with a hand grip 23, which is convenient for hand grip operation.

The mist sprayer changes the heavy and burning mist spraying mode of the mist sprayer in the prior art, and adopts a light and portable movable integral structure. The main body 1 is movable and convenient to use. The ultrasonic crystal oscillator assembly is adopted for atomization, so that extremely fine water mist can be generated, the dead time is long, the dispersion effect is good, the action space is large, and the furthest after being sprayed can reach about 3 meters; meanwhile, waste gas and heat cannot be generated during working, the chemical agent in the solution cannot be disabled, and compared with a traditional gasoline/diesel combustion type mist sprayer, the utility model is stronger in practicability and particularly suitable for indoor disinfection in sealed spaces such as families, schools and hospitals.

Referring to fig. 13 to 24, a mist sprayer in a second embodiment of the present application comprises a main body 1 and a movable spray pipe 2 provided on the main body 1, wherein a water tank 14 is provided at the bottom of the main body 1, and water can be added into the water tank 14; the main body 1 is a shell with an inner cavity, a crystal oscillator assembly 126 is arranged at the lower part of the inner cavity, and a plurality of ultrasonic units 1261 are arranged on the crystal oscillator assembly 126; the bottom of the inner cavity is a sealing structure for storing water, when water enters the inner cavity, the crystal oscillator assembly 126 is submerged, then the ultrasonic unit 1261 starts to work, and water mist is continuously generated through ultrasonic atomization and is sprayed out through the spray pipe 2; the main body 1 is internally provided with a pump body assembly 4, and the pump body assembly 4 is connected to the water tank 14 and the bottom of the inner cavity through a water pipe 41 and is used for pumping water in the water tank 14 to atomize; an air inlet 143 is formed in one side of the main body 1, an air outlet 142 is formed in the other side of the main body, and the spray pipe 2 is connected with the air outlet 142 and used for spraying; the main body 1 is also provided with a power supply mechanism for supplying power.

In one embodiment, a crystal oscillator assembly 126 of 48V/10 crystal oscillator wafers is selected, and the atomization water quantity is 13L/h. The crystal oscillator assembly 126 is also provided with a liquid level sensor 1262, so that the crystal oscillator assembly can work under the condition of no water.

Further, a plurality of inwards extending plates 77 are arranged on the side wall of the water tank, so that inaccurate detection of the liquid level sensor 1262 caused by severe shaking of water can be avoided, and the detection accuracy of the liquid level sensor 1262 can be improved.

Furthermore, in a preferred embodiment, as shown in fig. 29 and 30, a damping tube 8 is sleeved outside the liquid level sensor 1262 on the crystal oscillator assembly 126, and the damping tube 8 is a hollow tube, so that the liquid level sensor 1262 is sleeved therein and water is not affected. Specifically, the bottom of the damper pipe 8 is provided with a notch 82 for water to enter the damper pipe 8 from the notch 82 at the bottom. The arrangement of the damping tube 8 can ensure that water stably enters and flows out of the damping tube 8, and can not cause severe change of the water level in the damping tube 8 due to shaking in the use process (for example, if the applicant finds that the damping tube 8 is not added, shaking caused by walking in a knapsack state can cause change of 2-3 cm of the water level at the position of the liquid level sensor 1262, and detection is inaccurate), so that smooth and accurate work of the liquid level sensor 1262 can be ensured.

Specifically, as can be seen from fig. 1 to fig. 3, the main body 1 and the water tank 14 thereon are a piggybacked main body, and the two sides of the upper portion of the main body 1 and the two sides of the lower portion of the water tank 14 are respectively provided with a strap opening 11, so that the user can wear two straps to carry out the piggyback.

In addition, as can be seen from fig. 9 and 10, in the present application, the pump body assembly 4 is disposed in a cavity between the bottom of the inner cavity and the upper portion of the water tank 14, a water pumping hole 1439 through which the water pipe 41 passes is provided on the top plate of the water tank 14, and a through hole 42 for water inflow connected with the water pipe 41 is provided near the area where the crystal oscillator assembly 126 is located. In this structure, be the water environment in the water tank 14, also be the water fog environment in the inner chamber, all are not fit for assembling electric unit, and seal between cavity and the upper and lower space between the bottom of inner chamber and the upper portion of water tank 14 is isolated, for dry cavity, can set up corresponding circuit electric unit, and corresponding electric wire is walked line etc. and is also threaded through some seal structure, guarantees that water can not enter into in this cavity. In addition, as the cavity is a water-proof cavity, the cavity is internally provided with a circuit board assembly 6 for receiving signals, switch instructions and the like and controlling ultrasonic atomization operation and water feeding operation of the pump body assembly 4.

As can be seen from fig. 2 to fig. 4, in the present application, a water level measuring device 55 is disposed on one side of the crystal oscillator assembly 126, a plurality of metal plates 51 for measuring different water levels are disposed in the water level measuring device 55, the metal plates 51 are arranged up and down, four metal plates 51 are illustrated in the figure, when the water level reaches the height of the corresponding metal plate 51, a corresponding signal of the line can be generated, and the signal can be used for performing operations such as water closing, water feeding speed adjusting, etc., so as to ensure that automation of atomization operation can be continuously performed. Further, the water baffle plate 52 is disposed on one side of the water level measuring device 55, and water needs to bypass the water baffle plate 52 and enter the water level measuring device 55, so that stability is improved, and severe water level change caused by shaking in the use process is avoided.

As can be seen from fig. 1, 3 and 4, in the present application, a battery mounting seat 153 is provided on the outer side of the main body 1, a battery 5 is provided on the battery mounting seat 153, and the battery 5 may be a detachable battery pack, so as to facilitate disassembly and charging; a battery compartment cover 15 which can be turned up and buckled is arranged at the position and is used for protecting the internal battery after being covered. The two sides of the upper end of the battery compartment cover 15 are rotatably connected in a rotating seat 151 on the main body 1 through a rotating shaft, and the battery compartment cover is convenient to lift and cover. Specifically, the number of the batteries 5 can be two, such as two 24V lithium battery packs, and 5Ah-8Ah can be selected.

Further, as can be seen from fig. 1 to fig. 3, in the present application, the air inlet 143 is provided with a fan assembly 1431, and a mesh enclosure 1433 is provided thereon; the fan assembly 1431 is provided with a fan motor 1432, and the fan motor 1432 drives the fan of the fan assembly 1431 to rotate when working, so as to be used for air intake.

In particular, in the present application, the nozzle 2 includes a hose 21 connected to the air outlet 142 and an axial flow air outlet pipe 22 connected to the outer end of the hose 21, where the hose 21 can be bent at will, and the flexibility in use is high, and the straight pipe 22 can ensure directional spraying, and select a proper atomization spraying angle and position. The axial flow type air outlet pipe 22 is provided with a handle 23, which is convenient to hold, and the handle 23 is provided with a switch for starting and stopping.

In addition, in the present application, as shown in fig. 25 to 28, a water receiving tank 7 for receiving water left by condensation is provided at the outlet of the axial flow type air outlet pipe 22. Specifically, the outlet of the axial flow air outlet pipe 22 is provided with a water blocking plate 227, the lowest end of the water blocking plate 227 is provided with a water flowing port 228 aligned with the inlet on the water receiving tank 7, and meanwhile, the outer wall of the water flowing port 228 is provided with a jack 229 for assembly. The upper end of the water receiving tank 7 is provided with an inlet 72 which is aligned with the water spout 228 to allow water to flow into the water receiving tank 7. The water receiving tank 7 is also provided with an inserting sheet 71 which is used for being inserted into the inserting hole 229 to realize assembly, and the lower part of the water receiving tank 7 is provided with an outlet 74 and a plug 741 which are used for discharging water.

The above description shows that the knapsack atomizer of the application is very convenient to use by people carrying on the back. The ultrasonic crystal oscillator assembly is adopted for atomization, so that extremely fine water mist can be generated, the dispersion effect is good, and the action space is large; meanwhile, waste gas and heat cannot be generated during working, compared with a traditional gasoline/diesel combustion type mist sprayer, the practicality is stronger, and the gas spraying machine is particularly suitable for indoor disinfection in sealed spaces such as families, schools and hospitals. In addition, the atomizer of the application adopts a structure that an atomizing box is arranged above and a water tank is arranged below, and the gravity center is stable.

In a preferred embodiment, the internal dimension of the atomizing box is 35 x 18 x 30cm, the atomizing box is divided into two injection molding parts from the front middle to the rear middle, and the joint is watertight by using a rubber sealing strip. The lower end of the air inlet 143 is about 10cm higher than the upper end surface of the crystal oscillator assembly 126, the lower end of the air outlet is about 18cm higher than the upper end surface of the crystal oscillator assembly 126, and an inward concave hemispherical stainless steel wire mesh is designed on the inner side of the air outlet 142 to prevent water from blowing out.

In addition, the four metal plates 51 respectively represent the water levels of four stages of high, medium and low, and are respectively 7cm, 5cm, 2cm and 0cm away from the upper end face of the crystal oscillator assembly 126. The tank 14 is a blow-molded part with an effective volume of 6-7L and the filler 141 is provided on the side with a cover. In the spray pipe 2, the hose is a hose with the diameter of about 0.8-1 meter and the diameter of 11-12cm, the straight pipe is a straight pipe with the diameter of 0.5-0.6 meter and the diameter of 11-12cm, the hose is in threaded connection with an air outlet on the atomizing box, and the hose and the straight pipe can be buckled and connected.

The ultrasonic crystal oscillator assembly adopted by the mist sprayer is atomized, so that extremely fine water mist can be generated, the dispersion effect is good, and the action space is large; meanwhile, waste gas and heat cannot be generated during working, the practicability is higher, the sterilizing device is particularly suitable for indoor sterilization in sealed spaces such as families, schools and hospitals, and the whole sterilizing device is convenient to use. When the indoor air conditioner works, the horizontal direction of mist can reach 3 meters away from the air outlet of the straight pipe, the height direction can reach 5 meters of ceilings, and the indoor use requirement can be well met.

From the above description, the application provides the mist sprayer, which adopts the ultrasonic crystal oscillator assembly to atomize, can generate extremely fine water mist, has good dispersion effect, large action space and convenient overall movement.

The scope of the present application includes, but is not limited to, the above embodiments, and any alterations, modifications, and improvements made by those skilled in the art are intended to fall within the scope of the application.

Claims

1. The mist sprayer is characterized by comprising a movable main body (1) and a movable spray pipe (2) arranged on the main body (1), wherein a water bin (11), an atomization bin (12) and a battery bin (13) are arranged on the main body (1);

the water or the solution in the water bin (11) enters the atomization bin (12) through a conveying pipe (127);

a crystal oscillator assembly (126) is arranged in the atomization bin (12), a plurality of ultrasonic units (1261) are arranged on the crystal oscillator assembly (126), and a liquid level sensor (1262) is also arranged on the crystal oscillator assembly (126);

a fan assembly (124) is further arranged in the atomization bin (12), and the fan assembly (124) is used for blowing the ultrasonically atomized water mist into the spray pipe (2) through a water mist outlet (121);

an openable door plate (132) is arranged on the battery compartment (13), and a replaceable battery (5) is arranged in the battery compartment (13);

the main body (1) can be carried by a person for moving, or is arranged on a moving vehicle body for use, or is used by moving and flying of an unmanned aerial vehicle;

the water bin (11) is arranged at the upper part of the main body (1), the upper part of the water bin (11) is provided with a water adding port (114) and a cover (111), and the cover (111) is provided with a handle (112);

a valve (1271) is arranged on the conveying pipe (127), and the valve (1271) is controlled manually or automatically through a program signal;

the crystal oscillator assembly (126) is arranged on one side of the atomization bin (12) close to the water mist outlet (121), and the fan assembly (124) is arranged on the other side; a deflector (125) is arranged between the crystal oscillator component (126) and the fan component (124);

the atomizing bin (12) is arranged between the water bin (11) and the battery bin (13), the lower end of the fan assembly (124) is provided with air inlet through the battery bin (13), and the side part of the battery bin (13) is provided with an air inlet grid plate (131);

a water outlet (116) is formed in the lower end of the water bin (11), a pipe fitting (122) extending into the water outlet (116) is arranged in the atomization bin (12), and the pipe fitting (122) is communicated to a conveying pipe (127);

the spray pipe (2) comprises a telescopic hose (21) connected to the water mist outlet (121) and an axial flow type air outlet pipe (22) arranged on the outer side of the telescopic hose (21);

the damping tube (8) is sleeved outside the liquid level sensor (1262) on the crystal oscillator assembly (126), the damping tube (8) is a hollow tube, the liquid level sensor (1262) is sleeved in the damping tube, a gap (82) is arranged at the bottom of the damping tube (8) and used for supplying water into the damping tube (8) from the gap (82) at the bottom;

a water receiving tank (7) is arranged at the outlet of the axial flow type air outlet pipe (22) and is used for receiving water left by condensation; a water retaining sheet (227) is arranged at the outlet of the axial flow type air outlet pipe (22), a water flowing port (228) is arranged at the lowest end of the water retaining sheet (227), the water retaining sheet is aligned to the inlet of the water receiving tank (7), and an inserting hole (229) for assembly is arranged on the outer wall of the water flowing port (228); an inlet (72) is arranged at the upper end of the water receiving tank (7) and is aligned with the water flowing port (228) so that water flows into the water receiving tank (7); the water receiving tank (7) is also provided with an inserting sheet (71) which is used for being inserted into the inserting hole (229) to realize assembly, and the lower part of the water receiving tank (7) is provided with an outlet (74) and a plug (741) which are used for discharging water.

2. The mist sprayer is characterized by comprising a main body (1) and a movable spray pipe (2) arranged on the main body (1), wherein a water tank (14) is arranged at the bottom of the main body (1);

the main body (1) is a shell with an inner cavity, a crystal oscillator assembly (126) is arranged at the lower part of the inner cavity, and a plurality of ultrasonic units (1261) are arranged on the crystal oscillator assembly (126); the bottom of the inner cavity is a sealing structure for storing water;

the main body (1) is internally provided with a pump body assembly (4), and the pump body assembly (4) is connected to the water tank (14) and the bottom of the inner cavity through a water pipe (41);

an air inlet (143) is formed in one side of the main body (1), an air outlet (142) is formed in the other side of the main body, and the spray pipe (2) is connected with the air outlet (142); a power supply mechanism is also arranged on the main body (1);

the pump body assembly (4) is arranged in a cavity between the bottom of the inner cavity and the upper part of the water tank (14), a water pumping hole (1439) through which the water pipe (41) passes is formed in the top plate of the water tank (14), and a through hole (42) connected with the water pipe (41) and used for water inflow is formed near the area where the crystal oscillator assembly (126) is located;

one side of the crystal oscillator assembly (126) is provided with a water level measuring device (55), and a plurality of metal sheets (51) for measuring different water levels are arranged in the water level measuring device (55); a water baffle (52) is arranged on one side of the water level measuring device (55);

a battery mounting seat (153) is arranged on the outer side of the main body (1), and a battery (5) is arranged on the battery mounting seat (153); a battery bin cover (15) which can be turned up and buckled is arranged at the position of the battery mounting seat (153) arranged on the outer side of the main body; both sides of the upper end of the battery compartment cover (15) are rotatably connected in a rotating seat (151) on the main body (1) through a rotating shaft;

a fan assembly (1431) is arranged in the air inlet (143), and a net cover (1433) is arranged on the fan assembly; a fan motor (1432) is arranged on the fan assembly (1431);