CN220610977U - Electric sprayer - Google Patents

Abstract

The utility model provides an electric sprayer, and belongs to the technical field of sprayers. It has solved how to make the electric atomizer more convenient. The utility model provides an electric atomizer, electric atomizer includes staving and sets up the casing in the staving top, is equipped with the pump assembly that is used for increasing the interior atmospheric pressure of staving in the casing, and casing one side is equipped with the battery installation department that is used for installing the battery package, and the opening that holds chamber and external space are held in holding chamber and intercommunication is offered to the battery installation department, and the battery package is inserted from the opening and is located and hold the chamber. This scheme has been outlaid a battery installation department in electric atomizer, and battery installation department is whole box-like, and the battery package is installed in the chamber that holds of battery installation department, and the battery package passes through the opening and inserts in the battery installation department, makes things convenient for the change installation of battery package, and the battery installation department plays the guard action to the battery package simultaneously.

Description

Electric sprayer

Technical Field

The utility model relates to the technical field of sprayers, in particular to an electric sprayer.

Background

The sprayer is a common spraying device, can be used for air humidification and plant irrigation, and can also be used for spraying disinfection liquid and pesticides, and the sprayer is widely applied to places such as families, farms, units, schools and the like due to convenient use and proper volume.

The existing sprayer is generally mainly composed of a barrel body, an air pump assembly and a water spraying assembly, wherein a handle cover is connected to the barrel body and plays a role in sealing the barrel body, and a handle on the handle cover can be gripped by a person to lift and move the sprayer. Because the air pump component is traditional inflator type structure, the volume is great and the structure is complicated, in order to solve above-mentioned technical problem, electric atomizer has been developed to prior art.

Chinese patent, patent application number: 2016104867522, patent name: the electric air pump handle cover of the atomizer, have disclosed a kind of electric air pump handle cover of the atomizer, its body includes handle portion and cover body portion, there are rechargeable batteries in the handle portion, there are electric air pumps and motors in the cover body portion; an air inlet and a pressurizing air pipe for air outlet are arranged on the electric air pump, and an air outlet of the pressurizing air pipe is arranged at the bottom of the cover body; the mechanical pressure switch is provided with an elastic piece, the elastic piece can be used for connecting or disconnecting a power circuit of the motor, and the elastic piece can be used for sensing a pressure value in the pressurizing air pipe; the outer peripheral surface of the lower end of the cover body is provided with a thread structure so as to seal and connect the electric air pump handle cover with the barrel body in a thread way. Compared with the prior art, the mechanical air pump component of the traditional sprayer can be directly replaced, the mechanical air pump component can be suitable for the barrel body of the traditional sprayer, and the universality is strong; through the design that rechargeable battery located in the handle, can effectively utilize the interior space of handle lid, reduce the whole volume of handle lid.

In the above patent, although the battery is made to be rechargeable and is mounted in the handle portion, when the battery is not used by the electric sprayer, the battery can only wait for the battery to be fully charged and then be used again, and because the battery with the above structure is more troublesome to detach, the battery is inconvenient to replace, and finally the electric sprayer is inconvenient to use.

In addition, when the electric air pump handle cover of the sprayer is a smooth surface, the air inlet formed in the electric air pump handle cover of the sprayer is easily covered and blocked by foreign objects.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides an electric sprayer, which aims to solve the technical problems that: how to make the electric sprayer more convenient.

The aim of the utility model can be achieved by the following technical scheme: the electric sprayer comprises a barrel body and a shell arranged above the barrel body, wherein a pump assembly for increasing air pressure in the barrel body is arranged in the shell body, and the electric sprayer is characterized in that a battery mounting part for mounting a battery pack is arranged on one side of the shell body, an opening for accommodating the battery pack and communicating with the accommodating cavity and the external space is formed in the battery mounting part, and the battery pack is inserted into the accommodating cavity from the opening.

The principle of the electric sprayer is as follows: this scheme has externally set a battery installation department on electric atomizer, and battery installation department wholly is box-like, and the battery package is installed in the chamber that holds of battery installation department, and the battery package passes through the opening and inserts in battery installation department, makes things convenient for the change installation of battery package, and battery installation department plays the guard action to the battery package simultaneously.

In the electric sprayer, the clamping hooks are arranged on the side walls of the battery installation parts, the clamping hooks can extend into or withdraw from the accommodating cavities, clamping grooves are formed in the battery packs, and the clamping hooks are clamped in the clamping grooves when the battery packs are inserted into the battery installation parts. The pothook is installed on the lateral wall of battery installation department, and the pothook stretches out to hold the intracavity, and the pothook joint can make the battery package be fixed in holding the chamber in the draw-in groove, and the pothook withdraws from and holds the chamber, and the battery package can take out from holding the chamber, and this structure makes battery package and casing can be dismantled jointly from the staving, and the battery package is vertical to be pegged graft in holding the chamber and conveniently to hold the chamber grafting and put in place to reduce the wearing and tearing of battery package and battery installation department lateral wall to a certain extent.

In the electric sprayer, the battery mounting part is arranged on the side edge of the shell, the holding part is arranged above the shell, the battery mounting part is positioned on the side edge of the holding part, and the battery pack is higher than the holding part when the battery pack is vertically inserted on the battery mounting part. The extending direction of the height direction of the battery pack is always the same as the power part, so that the battery pack can be taken out more conveniently.

In the electric sprayer, the two side walls of the battery pack are provided with the sliding grooves, the battery mounting part is provided with the clamping strips, one end of each clamping strip, which is close to the opening of the battery mounting part, is inclined, the other end of each clamping strip is horizontal, and the clamping strips are positioned in the sliding grooves when the battery pack is inserted into the battery mounting part. One end of the clamping strip is inclined relative to the horizontal plane, and the structure plays a guiding role for the clamping strip entering the chute.

In the electric sprayer, the clamping strip is long, and a plurality of strip-shaped grooves are formed in the clamping strip, or two sides of the clamping strip are smooth.

In the electric sprayer, ribs I are alternately arranged on the first side wall of the battery mounting part along the extending direction of the holding part, the clamping strips are positioned between the ribs I, the ribs I extend to the outer part of the first side wall to form ribs II, and the ribs II and the plane where the ribs II are arranged are obliquely. The first ribs and the second ribs increase the strength of the battery mounting part, and the second ribs enable the battery pack to be mounted on the battery mounting part more stably.

In the electric sprayer, the air inlet channel is arranged on the shell and is positioned between the battery mounting part and the pump assembly. The air inlet channel is positioned between the battery mounting part and the pump assembly and plays a role in heat dissipation of the battery pack.

In the electric sprayer, the shell is provided with the air inlet, the air inlet is close to the battery installation part compared with the pump assembly, the shell is also provided with the vent, and the air inlet, the air inlet channel and the vent are communicated. The air inlet is close to the battery installation part and has a heat dissipation effect on the battery pack.

In the electric sprayer, the air inlets are vertically arranged on the shell, the air inlets are positioned at the transition part between the main body of the shell and the battery mounting part, and the transition part is concave inwards. The air inlet is located between the main body of the shell and the battery mounting part, so that the air inlet is not easy to be shielded, external objects can be reduced from entering the pump assembly, and the heat dissipation effect on the battery pack can be achieved.

In the above electric sprayer, the battery pack is disposed at the battery mounting portion, and the battery pack is partially exposed to the battery mounting portion.

In the above electric sprayer, the battery mounting portion is provided with an ejector mechanism, a locking key and a hook, and when the locking key is triggered, the hook withdraws from the accommodating cavity.

In the above electric sprayer, the opening direction of the battery mounting part is upward, sideways or sideways and downward, and the battery pack is inserted into the accommodating cavity through the opening.

An electric sprayer, comprising: a housing; a tub body; the connecting piece is used for connecting the barrel body and the shell; a battery mounting portion; a pump assembly; the housing comprises a holding part, two transition parts extending from two end parts of the holding part and a containing part connected with the transition parts, a pump assembly is arranged in the containing part, the housing is provided with an air inlet, an air inlet channel and an air outlet defined by a connecting piece connected with the pump assembly, wherein the air inlet is arranged at one of the transition parts, the battery mounting part is kept at the outer side of the transition part provided with the air inlet, and the air inlet is arranged between the battery mounting part and the pump assembly. In this scheme, atomizer battery installation department with between the pump assembly, the air intake is difficult to be covered by the foreign object, blocks up for atomizer air inlet is more smooth and easy.

In the electric sprayer, the side surface of the battery mounting part protrudes out of the side surface defined by the transition part to form a triangular air inlet space.

Compared with the prior art, the utility model has the following advantages:

1. this scheme has been outlaid a battery installation department in electric atomizer, and battery installation department is whole box-like, and the battery package is installed in the chamber that holds of battery installation department, and the battery package passes through the opening and inserts in the battery installation department, makes things convenient for the change installation of battery package, and the battery installation department plays the guard action to the battery package simultaneously.

2. This scheme is in electric nebulizer, when the opening of battery installation department up, through the mode up the opening of battery installation department for when the battery package is pegged graft in the battery installation department, the upper end of battery package can expose outside the battery installation department, this is convenient for taking of battery package, just also made things convenient for the change of battery package, this kind of structure plays radiating effect to the battery package, and when electric nebulizer used, the battery package exposes partly up, when electric nebulizer removes the in-process, the battery package is difficult to touch the object around that is located the battery package below.

3. In this scheme, the vertical grafting of battery package conveniently holds the intracavity and peg graft in place at holding the intracavity to reduce the wearing and tearing of battery package and battery installation department lateral wall to a certain extent.

Drawings

FIG. 1 is a schematic perspective view of an electric atomizer according to the present utility model;

fig. 2 is a schematic view of the battery mounting portion and the battery pack of the electric sprayer of the utility model;

FIG. 3 is an enlarged partial view of portion A of FIG. 2;

fig. 4 is a schematic view of the battery mounting portion and the battery pack of the electric sprayer of the utility model;

fig. 5 is a schematic view of the battery mounting portion and the battery pack of the electric sprayer of the utility model;

FIG. 6 is a schematic view of an exploded construction of the electric sprayer of the utility model;

fig. 7 is a schematic cross-sectional view of the housing of the electric atomizer of the present utility model.

In the figure, 1, a shell; 1a, a holding part; 1b, a transition portion; 2. a battery mounting portion; 2a, an opening; 2b, a containing cavity; 2c, clamping hooks; 2d, clamping strips; 2d1, a strip-shaped groove; 2e, rib one; 2f, rib II; 2g, side wall I; 2h, an electrical connection part 2h;2i, an ejecting mechanism; 3. a battery pack; 3a, a clamping groove; 3b, a chute; 4. an air inlet; 5. an air inlet channel; 6. a vent; 7. a pump assembly; 8. a tub body; 9. a locking key; 10. a circuit board; 11. a spray gun.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

Example 1

As shown in fig. 1 in combination with fig. 2, 3, 4 and 5, the electric sprayer comprises a barrel body 8 for containing a liquid column, a shell 1 is arranged above the barrel body 8, a battery mounting part 2 for mounting a battery pack 3 is arranged on one side of the shell 1, the battery mounting part 2 comprises a bottom wall and a side wall, and a containing cavity 2b for containing the battery pack 3 is formed after the bottom wall and the side wall are surrounded. An upward opening 2a is provided in the battery mounting portion 2, a battery pack 3 is inserted in the battery mounting portion 2 vertically from the opening 2a, and one end of the battery pack 3 is exposed to the outside of the battery mounting portion 2. The housing 1 is further provided with a grip portion 1a, and the grip portion 1a is formed in an upper space of the housing 1. Since the grip portions 1a have a certain thickness, the extending surface of the opening 2a of the battery mounting portion 2 in the horizontal direction is located between the grip portions 1 a. Because the thickness of the side wall of the battery mounting part 2 is small, the distances between the battery mounting part 2 and the holding part 1a are similar, and the exposed end part of the battery pack 3 is positioned above the holding part 1a, so that the battery pack 3 can be conveniently taken.

The bottom of the battery mounting part 2 is provided with a connector, and the battery pack 3 can be electrically connected with the connector when the battery pack 3 is inserted into the battery mounting part 2 and mounted in place. The battery pack 3 is provided with a clamping hook 2c on the side wall of the battery installation part 2, the clamping hook 2c can extend into the accommodating cavity 2b or withdraw from the accommodating cavity 2b, the battery pack 3 is provided with a clamping groove 3a, when the battery pack 3 is vertically inserted into the battery installation part 2, the clamping hook 2c is clamped in the clamping groove 3a, a locking key 9 is further arranged in the shell 1 and used for controlling the expansion and contraction of the clamping hook 2c, and the locking key 9 is connected to the clamping hook 2c in a transmission manner so as to drive the clamping hook 2c to withdraw from the accommodating cavity 2b.

The locking key 9 and the clamping hook 2c form an unlocking mechanism, and after the locking key 9 of the unlocking mechanism is triggered, the clamping hook 2c moves from a locking position to an unlocking position, so that the battery pack 3 is not locked by the clamping hook 2 c. The battery mounting portion 2 further includes an ejector mechanism 2i, the ejector mechanism 2i is elastically deformable, the ejector mechanism 2i is compressed in the process of placing the battery pack, when the battery pack 3 is locked by the hook 2c, the ejector mechanism 2i is compressed, and when the buckle 2c moves from the locking position to the unlocking position, the ejector mechanism 2i is restorable, and the battery pack 3 is driven to pop out a certain distance, so that the user can take the battery pack conveniently. Preferably, the ejection mechanism 2i comprises at least one spring to elastically expand and contract.

The battery mounting portion 2 further includes at least one electrical connection portion 2h, and the electrical connection portion 2h is preferably disposed on the battery mounting portion 2 and faces the insertion direction of the battery pack 3, and the battery pack 3 is mechanically connected to the electrical connection portion 2h by way of insertion so as to be electrically connected to the electrical connection portion 2h.

Preferably, the electrical connection portion 2h and the eject mechanism 2i are provided coplanar to the battery mounting portion 2. The electrical connection portion 2h and the eject mechanism 2i are disposed at the bottom of the battery mounting portion 2.

The electrical connection part 2h includes at least three terminals, which are a positive terminal, a communication terminal, and a negative terminal, respectively, and the battery pack 3 corresponds to a positive socket, a negative socket, and a communication socket, respectively, so that the electrical connection part 2h of the electric sprayer and the battery pack 3 are electrically connected and form communication.

The chute 3b has been seted up on the both sides wall of battery package 3, is equipped with card strip 2d on the battery installation department 2, and the overall shape and the card strip 2d phase-match of chute 3b, and card strip 2 d's upper end is the slope form, and when battery package 3 inserted battery installation department 2, the upper end of card strip 2d played the guide effect to the installation of battery package 3. The clamping strip 2d is provided with a strip-shaped groove, and the contact area between the clamping strip 2d and the side wall of the sliding groove 3b is reduced by the strip-shaped groove 2d1, so that the battery pack 3 is mounted on the battery mounting part 2 more smoothly. The battery mounting part 2 is further provided with ribs 1 e which are alternately arranged along the first side wall 2g of the extending direction of the holding part 1a, the clamping ribs 2d are positioned between the ribs 2e, the ribs 2e extend to the outside of the first side wall 2g to form ribs 2f, and the ribs 2f and the plane where the ribs are positioned are obliquely arranged. The rib two 2f is inclined upward and downward, and the rib two 2f makes the battery pack 3 mounted to the battery mounting portion 2 more stable.

The battery mounting part 2 further includes at least a connection terminal disposed at the battery mounting part 2 and disposed toward the battery pack insertion and extraction direction, and the battery pack can be directly butt-connected to the connection terminal when the battery pack is inserted into the battery mounting part 2.

As shown in fig. 6 in combination with fig. 1 and 7, the casing 1 is formed by splicing and fixing a plurality of sub-casings 1, the shapes of two sides of the casing 1 are approximately symmetrical, a pump assembly 7 is arranged in the casing 1, an air inlet channel 5 is formed in the casing 1, a cavity where the air inlet channel 5 and the pump assembly 7 are located is separated by the casing 1, a ventilation opening 6 is formed in the casing 1, the cavity where the pump assembly 7 is located is communicated with the air inlet channel 5 through the ventilation opening 6, a plurality of air inlets 4 are formed in a transition part 1b between the main body of the casing 1 and the battery mounting part 2, the air inlets 4 are communicated with the air inlet channel 5, the transition part 1b is concave inwards, and two sides of the battery pack 3 are convex outwards, so that the air inlets 4 are not easy to be blocked, the air inlet quantity is kept, and meanwhile, the external objects entering the pump assembly 7 can be reduced. The air inlet 4 is closer to the battery mounting portion 2 than the pump assembly 7, and plays a role in heat dissipation of the battery pack 3.

The housing 1 further comprises a receiving portion 1c, the two transition portions 1b and the holding portion 1a together defining a holding space, wherein the holding space is for a hand of a user to pass through.

The air outlet is arranged at the bottom of the cover body, the air inlet channel is communicated with the air inlet and the air outlet defined by the connecting piece connected with the pump assembly 7, and the air outlet is communicated with the shell 1 and the barrel body 8.

The electric sprayer further comprises a circuit board 10 and an air pressure detecting device, the accommodating part 1c is provided with an accommodating space, and the circuit board 10, the pump assembly 9 and the air pressure detecting device are respectively arranged in the accommodating space of the accommodating part 1 c. The circuit board 10 is electrically connected to the battery mounting portion 2, and the circuit board 10 is placed above the pump assembly 9 and held on the side surface of the battery mounting portion 2. That is, the circuit board 10, the pump assembly 9, and the battery mounting portion 2 of the pluggable battery pack are arranged triangularly, and the line length can be reduced.

The air pressure detecting means may be connected to the connection and the pump assembly 9 such that the air pressurized by the pump assembly 9 passes through the air pressure detecting means to deactivate the pump assembly 9, the air pressure detecting means preventing the air pressure in the electric sprayer from being excessively high.

The connecting piece is clamped in the lower space of the accommodating part 1c for connecting the barrel body 8 and the shell 1. That is, when the housing 1 is assembled to the tub 8, the air inlet 4 of the housing 1 enters the housing 1 and then enters the tub 8 from the pressurizing passage of the connector to pressurize the tub 8. The connector defines an air outlet.

Further, after the air inlet 4 of the shell 1 is fed with air, the air inlet channel 5 is communicated with the pump assembly 7, the pump assembly 7 is pressurized, and air enters the barrel body 8 through the pressurizing channel of the connecting piece. When the air pressure of the tub 8 is greater than the atmospheric pressure, the user sprays outward through the hand-held spray gun 11 connected to the tub 8.

It should be noted that the battery mounting portion 2 is held outside one transition portion 1b of the case 1, and the transition portion 1b is provided with an air intake 6, and the side surface of the battery mounting portion 2 protrudes from the side surface defined by the transition portion 1b in the radial direction perpendicular to the extending direction in which the two transition portions 1b are arranged. That is, the side surface of the battery mounting portion 2 protrudes from the plane in which the air intake port 4 is located. The battery mounting part 2 and the transition part 1b form a triangular air inlet space, and the air inlet 4 is not easy to be held by a user or blocked by an external object. The other transition portion 1b and the grip portion 1a form an "L" shape, which can be used for gripping.

Preferably, the pump assembly 7 is slightly below the level of the intake vent 4.

Example two

The structures of the embodiment and the first embodiment are substantially the same, and the difference is that in the embodiment, the two sides of the clamping strip are not provided with strip-shaped grooves, and the two sides of the clamping strip are flat.

Example III

The present embodiment is substantially identical to the first embodiment in terms of the difference that the battery pack 3 is inserted into the housing chamber 2b from the opening 2a, with the opening of the battery mounting portion facing laterally or laterally downward in the present embodiment.

More preferably, the battery pack 3 is partially exposed to the external space of the battery mounting part 2.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although 1, the housing is used more herein; 1a, a holding part; 2. a battery mounting portion; 2a, an opening; 2b, a containing cavity; 2c, clamping hooks; 2d, clamping strips; 2d1, a strip-shaped groove; 2e, rib one; 2f, rib II; 2g, side wall I; 3. a battery pack; 3a, a clamping groove; 3b, a chute; 4. an air inlet; 5. an air inlet channel; 6. a vent; 7. a pump assembly; 8. tub, etc., but does not exclude the possibility of using other terms. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (14)

1. Electric atomizer, electric atomizer include staving (8) and set up casing (1) in staving (8) top, casing (1) in be equipped with pump assembly (7) that are used for increasing the internal atmospheric pressure of staving (8), its characterized in that, casing (1) one side be equipped with battery installation department (2) that are used for installing battery package (3), battery installation department (2) offer and hold chamber (2 b) and intercommunication and hold chamber (2 b) and outer space's opening (2 a), battery package (3) insert from opening (2 a) and locate and hold chamber (2 b).

2. The electric sprayer according to claim 1, wherein the side wall of the battery mounting portion (2) is provided with a clamping hook (2 c), the clamping hook (2 c) can extend into the accommodating cavity (2 b) or withdraw from the accommodating cavity (2 b), the battery pack (3) is provided with a clamping groove (3 a), and the clamping hook (2 c) is clamped in the clamping groove (3 a) when the battery pack (3) is inserted into the battery mounting portion (2).

3. An electric sprayer according to claim 1 or 2, characterized in that a holding part (1 a) is arranged above the housing (1), the battery mounting part (2) is positioned at the side edge of the holding part (1 a), the battery pack (3) is vertically inserted into the battery mounting part (2), and the battery pack (3) is higher than the holding part (1 a).

4. An electric sprayer according to claim 3, wherein the two side walls of the battery pack (3) are provided with sliding grooves (3 b), the battery mounting part (2) is provided with clamping strips (2 d), one end of each clamping strip (2 d) close to the opening (2 a) of the battery mounting part (2) is inclined, the other end of each clamping strip (2 d) is horizontal, and the clamping strips (2 d) are positioned in the sliding grooves (3 b) when the battery pack (3) is inserted into the battery mounting part (2).

5. The electric sprayer according to claim 4, wherein the clamping strip (2 d) is long, and a plurality of strip-shaped grooves (2 d 1) are formed in the clamping strip (2 d), or two sides of the clamping strip (2 d) are flat.

6. An electric sprayer according to claim 5, wherein the battery mounting portion (2) is further provided with ribs (2 e) alternately arranged along a side wall (2 g) of the extending direction of the holding portion (1 a), the clamping strips (2 d) are located between the ribs (2 e), the ribs (2 e) extend to the outside of the side wall (2 g) to form ribs (2 f), and the ribs (2 f) and the plane in which the ribs (2 f) are located are obliquely arranged.

7. An electric sprayer according to claim 6, characterized in that the housing (1) is provided with an air inlet channel (5), said air inlet channel (5) being located between the battery mounting portion (2) and the pump assembly (7).

8. The electric sprayer according to claim 7, wherein the housing (1) is provided with an air inlet (4), the air inlet (4) is closer to the battery mounting portion (2) than the pump assembly (7), the housing (1) is provided with a vent (6), and the air inlet (4), the air inlet channel (5) and the vent (6) are communicated.

9. An electric sprayer according to claim 8, characterized in that a plurality of said air inlets (4) are arranged vertically on the housing (1), said air inlets (4) being located at a transition portion (1 b) between the main body of the housing (1) and the battery mounting portion (2), said transition portion (1 b) being concave inwardly.

10. An electric sprayer according to claim 1, wherein the battery pack (3) is disposed in the battery mounting portion (2), and the battery pack (3) is partially exposed to the battery mounting portion (2).

11. An electric sprayer according to claim 1, characterized in that the battery mounting portion (2) is provided with an ejector mechanism (2 i), a catch and a catch (2 c), the catch (2 c) being withdrawn from the receiving cavity (2 b) when the catch is activated by a user.

12. An electric sprayer according to claim 1, wherein the opening (2 a) of the battery mounting portion (2) is directed upward, sideways or sideways and downward, and the battery pack (3) is inserted into the housing chamber (2 b) through the opening (2 a).

13. An electric sprayer, comprising:

a housing (1);

a barrel body (8);

the connecting piece is used for connecting the barrel body (8) and the shell (1);

a battery mounting part (2); and

a pump assembly (7);

wherein casing (1) include grip portion and from two transition portions (1 b) that grip portion both ends portion extends and connect in the accommodation portion of transition portion (1 b), be equipped with pump assembly (7) in the accommodation portion, casing (1) have an air intake (4), an air inlet passageway and by the gas outlet that the connecting piece that is connected in pump assembly (7) defined, wherein air intake (4) are set up in one of them of transition portion (1 b), and battery mounting portion (2) are kept in being equipped with the outside of transition portion (1 b) of air intake (4), the air intake is set up between battery mounting portion (2) and pump assembly (7).

14. An electric sprayer according to claim 13, characterized in that the side of the battery mounting portion (2) protrudes beyond the side defined by the transition portion (1 b) to form a triangular air intake space.