CN220531941U - Electric spraying device - Google Patents

Abstract

The application provides an electric spraying device, include: a housing, a reservoir, a spray unit, and an air pump; the shell comprises a holding part and a spraying unit shell, and the upper end of the holding part is connected with the spraying unit shell; the lower end of the holding part is connected with a liquid storage container. According to the electric spraying device provided by the utility model, the gravity centers of the shell and the liquid storage container are on the same vertical line, and after the electric spraying device is filled with liquid, the gravity centers of the whole structure of the electric spraying device are concentrated in the liquid storage container, so that the whole structure is stable, the electric spraying device is convenient to place and is not easy to topple; and the whole structure is compact, under the holding state, the whole gravity center of the electric spraying device is below the holding part, the electric spraying device can be held by one hand, and the electric spraying device can not cause fatigue after being held for a long time and is convenient to use.

Description

Electric spraying device

Technical Field

The application relates to the field of spraying devices, in particular to an electric spraying device.

Background

The prior art CN214440167U discloses a hand-held portable spray device comprising: a housing having a main body and a hand-held portion provided on the main body; a liquid storage container mounted on the main body for storing an nebulizable liquid; an air pump installed in the main body for generating high pressure gas; a spray unit mounted at the spray end; the device is provided with an air inlet channel, a liquid inlet channel, a negative pressure chamber and a spray opening; a human body induction module comprising: the signal transmitting unit is arranged on the end face of the spraying end and is used for sensing human body signals; the signal receiving unit is electrically connected with the air pump and is used for receiving the human body signal and controlling the air pump to work according to the human body signal. The spraying device is arranged through the human body sensing module, so that after a human body signal is sensed, the air pump is automatically controlled to work, the operation is simple, the efficiency is high, and the intelligent control is realized. But the structure is heavier, and the single hand is held more hard, and when placing on the desktop, the focus is higher, empties easily, and stock solution container capacity is less, needs frequent liquid feeding, brings the operation inconvenience.

Disclosure of Invention

To the problem that prior art exists, this application provides an electric spraying device to solve the problem that prior art exists.

The utility model aims at realizing the following technical scheme:

the present utility model provides an electric spraying device, comprising: a housing, a reservoir, a spray unit, and an air pump; the shell comprises a holding part and a spraying unit shell, and the upper end of the holding part is connected with the spraying unit shell; the lower end of the holding part is connected with a liquid storage container.

Preferably, the liquid storage container comprises a liquid storage part, the liquid storage part is in a cylinder-like shape, and the diameter of the bottom surface of the cylinder is larger than the height of the cylinder.

Preferably, the lower end of the holding part is provided with a cover body, the inner wall of the cover body is provided with an internal thread, the upper end of the liquid storage container is provided with an opening, the outer wall of the opening is provided with an external thread, and the external thread is matched with the internal thread so that the holding part is fixed at the upper end of the liquid storage container.

Preferably, the internal thread and the external thread are provided with notches, and in the screwing state of the internal thread and the external thread, the notches on the internal thread correspond to the notches on the external thread. The notch is used for maintaining the air pressure balance in the liquid storage container, specifically, the air outlet on the cover body is communicated with the inside of the shell and the liquid storage container, and when the sealing effect of the shell is good, the air outlet cannot effectively maintain the air pressure balance. The gap makes stock solution container and external can communicate, when the balanced atmospheric pressure of needs, unscrews the lid slightly, can make stock solution container pass through gap and external intercommunication, can effectually keep atmospheric pressure balanced, when stopping spraying, screw up the bottle lid to liquid flows from the gap after the careless pouring.

Preferably, a clamping groove is formed in the lower end of the holding portion, and the cover body is fixed in the clamping groove.

Preferably, the cover body is provided with a liquid outlet and an air outlet, and one end of the air outlet, which is close to the liquid storage container, is provided with a one-way valve. Preferably, the one-way valve is selected from duckbill valves which function to maintain the air pressure balance within the reservoir while not allowing liquid to leak out of the air outlet in the event of inversion of the electric spray device.

Preferably, the grip portion is provided with a charging interface, which is connected to a rechargeable battery.

Preferably, the spraying unit shell is an ellipsoid, and the inner sides of two end parts of the long axis of the ellipsoid are respectively provided with the spraying unit and the circuit control board.

Preferably, the rechargeable battery is connected to the circuit control board through a wire.

Preferably, the holding part is provided with a control key, the control key is connected with the circuit control board through a wire, and the control key is used for controlling the start and stop of the air pump.

Preferably, a power supply slot is arranged in the holding part, and the rechargeable battery is arranged in the power supply slot.

Preferably, the holding part is a smooth cylinder-like body, and the diameter of the holding part is 3-5cm.

Preferably, the upper end of the holding part is integrally connected with one end of the ellipsoid short shaft in a smooth curve.

Preferably, the spraying unit is provided with a negative pressure chamber, all the negative pressure chambers can form negative pressure, and the electric spraying device sucks the liquid in the liquid storage container into the negative pressure chamber through the negative pressure, atomizes the liquid through the negative pressure chamber and then sprays the atomized liquid.

Preferably, the negative pressure chamber is provided with an air inlet channel, a liquid inlet channel and a spray opening, the air inlet channel is connected with the air pump through an air inlet pipe, the liquid inlet channel is communicated with the inside of the liquid storage container through a liquid inlet pipe, and the spray opening is communicated with the negative pressure chamber and is used for spraying mist outwards.

Preferably, the electric spraying device further comprises an LED lamp, and the LED lamp comprises an annular circuit board and a light emitting diode.

Preferably, the periphery of the negative pressure chamber is provided with an annular groove, the annular groove is provided with a through hole communicated with the outside, and the light emitting diode is arranged near the through hole.

The present utility model provides an electric spraying device, comprising: a housing, a reservoir and a spray unit and an air pump; the shell comprises a holding part and a spraying unit shell, and the upper end of the holding part is connected with the spraying unit shell; the lower end of the holding part is connected with a liquid storage container. According to the electric spraying device provided by the utility model, the gravity centers of the shell and the liquid storage container are on the same vertical line, and after the electric spraying device is filled with liquid, the gravity centers of the whole structure of the electric spraying device are concentrated in the liquid storage container, so that the whole structure is stable, the electric spraying device is convenient to place and is not easy to topple; and the whole structure is compact, under the holding state, the whole gravity center of the electric spraying device is below the holding part, the electric spraying device can be held by one hand, and the electric spraying device can not cause fatigue after being held for a long time and is convenient to use.

Drawings

The foregoing and/or additional aspects and advantages of the present utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic structural view of a preferred embodiment of the present utility model.

Fig. 2 is a cross-sectional view of a preferred embodiment of the present utility model.

Fig. 3 is a schematic structural view of a liquid storage container according to a preferred embodiment of the present utility model.

Fig. 4 is a schematic structural view of a cover according to a preferred embodiment of the present utility model.

Fig. 5 is a schematic view of the structure of the housing in the preferred embodiment of the present utility model.

Fig. 6 is a schematic structural view of a spray unit according to a preferred embodiment of the present utility model.

Fig. 7 is an exploded view of a spray unit in a preferred embodiment of the present utility model.

Reference numerals: 10-shell, 11-gripping part, 12-spraying unit shell, 13-lid, 131-liquid outlet, 132-gas outlet, 14-draw-in groove, 15-rechargeable battery, 16-control key, 17-interface that charges, 20-reservoir, 21-opening, 22-reservoir, 30-spraying unit, 31-inlet channel, 32-inlet channel, 33-negative pressure room, 34 spraying mouth, 40-air pump, 50-circuit control panel.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, as well as, for example, fixedly coupled, detachably coupled, or integrally coupled, unless otherwise specifically indicated and defined. Either mechanically or electrically. Can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The disclosure herein provides many different embodiments or examples for implementing different structures of the utility model. To simplify the present disclosure, components and arrangements of specific examples are described herein. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

Referring to fig. 1 and 2, an embodiment of the present utility model provides an electric spraying device, including: a housing 10, a liquid reservoir 20, a spray unit 30, and an air pump 40; the housing 10 comprises a holding part 11 and a spraying unit housing 12, and the upper end of the holding part 11 is connected with the spraying unit housing 12; a liquid storage container 20 is connected to the lower end of the grip portion 11.

Referring to fig. 1, in some embodiments, the reservoir 20 includes a reservoir 22, the reservoir 22 being shaped like a cylinder with a bottom diameter greater than the height of the cylinder.

Referring to fig. 2 and 3, in some embodiments, a cover 13 is provided at a lower end of the grip portion 11, an inner wall of the cover 13 is provided with an inner thread, an upper end of the liquid storage container 20 is provided with an opening 21, and an outer wall of the opening 21 is provided with an outer thread, and the outer thread and the inner thread are matched to fix the grip portion 11 at the upper end of the liquid storage container 20.

Referring to fig. 4, in some embodiments, a notch 133 is provided on the internal thread or the external thread, and in the screwed state of the internal thread and the external thread, the notch on the internal thread corresponds to the notch on the external thread. The gap is used for maintaining the air pressure balance in the liquid storage container 20, specifically, the gap 133 enables the liquid storage container 20 to be communicated with the outside, when the air pressure needs to be balanced, the cover body is unscrewed slightly, so that the liquid storage container can be communicated with the outside through the gap, the air pressure balance in the liquid storage container 20 can be effectively maintained, the spraying operation is not affected, and when the spraying is stopped, the cover is screwed down, and the liquid storage container 20 can be sealed.

Referring to fig. 2, in some embodiments, a lower end of the grip 11 is provided with a clamping groove 14, and the cover 13 is fixed in the clamping groove 14. Specifically, at least two protruding blocks are disposed on the side wall of the cover 14, and the protruding blocks can clamp the cover 13 in the clamping groove 14. In other preferred embodiments, the cover 13 may be integrally formed with the slot, and the slot 14 integrally formed with the housing.

Referring to fig. 4, in some embodiments, the cover 13 is provided with a liquid outlet 131 and an air outlet 132, and the end of the air outlet 132 near the liquid storage container 20 is provided with a duckbill valve. The air outlet is convenient for maintaining the air pressure balance in the liquid storage container, and the duckbill valve is designed so that liquid cannot flow out of the liquid storage container when the liquid storage container is inverted.

Referring to fig. 5 and 2, in some embodiments, the grip 11 is provided with a charging interface 17 that interfaces with the rechargeable battery 15.

Referring to fig. 1 and 2, in some embodiments, the spray unit housing 12 is an ellipsoid, inside both ends of the long axis of which are provided with the spray unit 30 and the circuit control board 50, respectively. In particular, it should be understood that the ellipsoids include ellipsoids or ellipsoids.

Referring to fig. 2, the rechargeable battery 15 is connected to the circuit control board 50 through a wire.

Referring to fig. 1 and 2, in some embodiments, the grip 11 is provided with a control key 16, the control key 16 being connected to a circuit control board 50 by a wire, the control key being used to control the start and stop of the air pump 40.

Referring to fig. 2, a power card slot is provided in the grip portion 11, and a rechargeable battery 15 is provided in the power card slot.

Referring to fig. 5, in some embodiments, the grip 11 is a smooth cylinder-like body, and the grip 11 has a diameter of 3-5cm. Specifically, it may be 3cm,3.5cm,4cm,4.5cm or 5cm.

Referring to fig. 1 or 5, in some embodiments, the upper end of the grip 11 is integrally connected with one end of the ellipsoidal minor axis in a smooth curve.

Referring to fig. 6 and 7, in some embodiments, the spraying unit 30 has a negative pressure chamber 33, the negative pressure chamber 33 may form a negative pressure, and the electric spraying device sucks the liquid in the liquid storage container 20 into the negative pressure chamber by the negative pressure and atomizes the liquid through the negative pressure chamber to spray.

Referring to fig. 6 and 7, in some embodiments, the negative pressure chamber has an air inlet passage 31, a liquid inlet passage 32, and a spray nozzle, the air inlet passage 31 is connected to the air pump 40 through an air inlet pipe, the liquid inlet passage 32 is communicated with the inside of the liquid storage container 20 through a liquid inlet pipe, and the spray nozzle is communicated with the negative pressure chamber 33 and is used for spraying mist outwards.

In some embodiments, the motorized spray device further comprises an LED lamp comprising a ring-shaped circuit board and a light emitting diode.

Referring to fig. 6, in some embodiments, the outer circumference of the negative pressure chamber 33 has an annular groove provided with a through hole 34 communicating with the outside. The light emitting diode is disposed near the through hole 34.

The working principle of the electric spraying device of the utility model is as follows:

the air pump 40 is started by the control key 16, the air pump 40 discharges the air into the negative pressure chamber 33, the air in the negative pressure chamber 33 is discharged through the spray opening, the negative pressure is formed in the negative pressure chamber in the air discharging process, and under the action of the negative pressure, the liquid in the liquid storage container 20 enters the negative pressure chamber 33 through the liquid inlet pipe and is discharged after being atomized by the air entering the negative pressure chamber, so that the spray is formed.

According to the electric spraying device provided by the utility model, the gravity centers of the shell 10 and the liquid storage container 20 are on the same vertical line, and after the electric spraying device is filled with liquid, the gravity centers of the whole structure of the electric spraying device are concentrated in the liquid storage container 20, so that the whole structure is stable, the electric spraying device is convenient to place and is not easy to topple; and the whole structure is compact, under the holding state, the whole gravity center of the electric spraying device is below the holding part 11, the electric spraying device can be held by one hand, and the electric spraying device can not cause fatigue after being held for a long time and is convenient to use.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (17)

1. An electrically operated spray device, comprising: a housing, a reservoir, a spray unit, and an air pump; the shell comprises a holding part and a spraying unit shell, and the upper end of the holding part is connected with the spraying unit shell; the lower extreme of gripping portion is connected with the stock solution container, the shell with the focus of stock solution container is on a vertical line, and after filling with liquid, electric atomizer's overall structure's focus is concentrated in the stock solution container, electric atomizer's overall focus is below the gripping portion.

2. The electrically operated sprayer device of claim 1, wherein the reservoir comprises a reservoir portion shaped like a cylinder having a bottom surface with a diameter greater than a height of the cylinder.

3. The electric spraying device according to claim 1, wherein a cover body is provided at a lower end of the holding portion, an inner thread is provided at an inner wall of the cover body, an opening is provided at an upper end of the liquid storage container, an outer thread is provided at an outer wall of the opening, and the outer thread and the inner thread are engaged to fix the holding portion at the upper end of the liquid storage container.

4. The electric spraying device according to claim 3, wherein the internal thread and the external thread are respectively provided with a notch, and the notch on the internal thread corresponds to the notch on the external thread in the screwed state of the internal thread and the external thread.

5. An electric spraying device according to claim 3, wherein the lower end of the grip portion is provided with a clamping groove, and the cover is fixed in the clamping groove.

6. The electric spraying device of claim 5, wherein the cover body is provided with a liquid outlet and an air outlet, and one end of the air outlet, which is close to the liquid storage container, is provided with a one-way valve.

7. An electrically operated spray device as claimed in any one of claims 1 to 6, wherein said grip portion is provided with a charging interface to which a rechargeable battery is connected.

8. The electric sprayer according to claim 7, wherein the sprayer unit housing is an ellipsoid, and both end portions of the long axis of the ellipsoid are provided with a sprayer unit and a circuit control board, respectively, inside.

9. The electrically operated sprayer device of claim 8, wherein said rechargeable battery is connected to said circuit control board by a wire.

10. An electrically operated spraying device as claimed in any one of claims 8 to 9, wherein the gripping portion is provided with a control key connected to the circuit control board by a wire, the control key being arranged to control the start and stop of the air pump.

11. An electrically operated spray device as claimed in any one of claims 8 to 9, wherein a power supply slot is provided in said grip portion, said rechargeable battery being provided in said power supply slot.

12. The electrospray device according to claim 11, wherein the grip portion is a smooth cylinder-like body, and the grip portion has a diameter of 3-5cm.

13. The electrospray device according to claim 12, wherein the upper end of the grip portion is integrally connected with one end of the ellipsoidal minor axis in a smooth curve.

14. An electrically operated atomizer according to any one of claims 1 to 6, 8 to 9 and 12 to 13, wherein said atomizer unit has negative pressure chambers, all of which can form a negative pressure, and said electrically operated atomizer sucks the liquid in the liquid container into the negative pressure chambers by the negative pressure and atomizes the liquid through the negative pressure chambers and then ejects the liquid.

15. The electric spraying device of claim 14, wherein the negative pressure chamber has an air intake passage connected to the air pump through an air intake pipe, a liquid intake passage communicating with the inside of the liquid reservoir through a liquid intake pipe, and a spray opening communicating with the negative pressure chamber and for spraying mist outward.

16. The electrically powered spray device of claim 14, further comprising an LED lamp comprising a ring circuit board and a light emitting diode.

17. The electric spraying device of claim 16, wherein the negative pressure chamber has an annular groove at an outer periphery thereof, the annular groove being provided with a through hole communicating with the outside, and the light emitting diode is disposed near the through hole.