CN215648963U

CN215648963U - Handheld spray rod and spraying device

Info

Publication number: CN215648963U
Application number: CN202121969499.9U
Authority: CN
Inventors: 刘维东; 王焘; 聂宗贵
Original assignee: Fulaerong Suzhou Electric Appliance Co ltd
Current assignee: Fulaerong Suzhou Electric Appliance Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-28
Anticipated expiration: 2031-08-20

Abstract

The scheme provides a handheld spray rod and a spraying device, wherein the handheld spray rod is used for the spraying device, the spraying device is provided with a spray liquid outlet, the handheld spray rod comprises a spray rod body, a quick-connection inner connection pipe, a handle switch device and a switching device, the quick-connection inner connection pipe, the handle switch device and the switching device are arranged at one end of the spray rod body, one end of the quick-connection inner connection pipe is connected with one end of the spray rod body, and the other end of the quick-connection inner connection pipe is connected to the spray liquid outlet through the handle switch device and the switching device; the other end of the spray rod body is provided with an extension elbow and a nozzle joint device connected to the extension elbow. The utility model is convenient for making the spraying angle face to the object to be sprayed when spraying upwards and high, the hand-held part can incline to facilitate the holding operation, and the mist can be sprayed out in the inclined direction, because the self gravity of the spraying can make the spraying centralized to the object to be sprayed at a higher position, the spraying can not flow downwards, and the utility model is suitable for spraying at a higher position.

Description

Handheld spray rod and spraying device

Technical Field

The utility model belongs to the field of sprayers, and particularly relates to a handheld spray rod and a spraying device.

Background

The sprayer sold in the market can be used in different fields such as flower growing, cleaning, pesticide spraying and the like. The common sprayer can atomize and spray the liquid in the container, and the spray nozzle joint devices of various specifications are integrally connected on the spray head to realize that the sprayed liquid is in a shape of fog or a straight line.

When the spraying of current nozzle joint device department spun object was ending, liquid can not spray away completely, can remain liquid and be the drop form drippage in the spray lance, remaining liquid when spraying can be remained on the nozzle joint device, can form the pollution on the surface of other spare parts of shower nozzle after drippage, if have harm article still can cause harm after touching the user. Meanwhile, the existing sprayer generally only has a short spraying stroke, the spraying angle is generally right opposite to the sprayed object, so that the handheld operation part also needs to be vertically upward when the spraying is upward, the grasping and the operation are inconvenient, and the mist is sprayed upwards through a straight pipe, and the mist is difficult to concentrate at the position of the sprayed object at a higher position due to the self gravity of the mist, and also partially flows downwards, so that the sprayer is not suitable for the spraying at the higher position.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks of the prior art, the present invention is directed to a hand-held spray rod and a spray device, which greatly improve the comfort and experience of users and are suitable for high-altitude spraying.

In order to achieve the above purpose, the present invention provides a handheld spray rod, which is used for a spraying device, the spraying device is provided with a spraying liquid outlet, the handheld spray rod comprises a spray rod body, and a quick-connection internal connection pipe, a handle switch device and a switching device which are arranged at one end of the spray rod body, wherein one end of the quick-connection internal connection pipe is connected with one end of the spray rod body, and the other end of the quick-connection internal connection pipe is connected to the spraying liquid outlet through the handle switch device and the switching device; the other end of the spray rod body is provided with an extension elbow and a nozzle joint device connected to the extension elbow.

Preferably, the hand-held spray rod is provided with a joint and a first one-way valve in the nozzle joint device; the liquid inlet of the first one-way valve is connected with the spray rod body through one end of the adapter, and the liquid outlet of the first one-way valve is connected with the nozzle connector device through the other end of the adapter; the outer wall of the valve body of the first one-way valve is provided with a first valve body sealing ring at the joint of the adapter.

Preferably, the handheld spray rod, wherein the handle switching device includes a handle body, a second check valve connected to the spray rod body, and a spray gun nut, the second check valve is inserted into the spray rod body, and the spray gun nut defines the second check valve on the spray rod body in a manner of being connected to the spray rod body.

Preferably, the hand-held spray rod, wherein the handle body includes a head, a positioning shaft, and a tail, the head is disposed on one side of the spray rod body, the positioning shaft is rotatably disposed on the spray rod body, the tail is disposed on the other side of the spray rod body and is opposite to the head, and an included angle between the handle body and the spray rod body is 0-60 degrees.

Preferably, the second check valve comprises a top rod, a valve core, a valve body pressing cap and an elastic component which are sequentially arranged, one end of the elastic component is connected with the valve core pressing cap, the other end of the elastic component is connected with the spray gun nut, and the valve core is in contact connection with the spray rod body in a mode of sealing the spray rod body through the top rod and the elastic component.

Preferably, the tail part moves when the head part is pressed by force through the positioning shaft and acts on the ejector rod, so that the second one-way valve is opened; and/or the head part, the positioning shaft and the tail part are of an integrally formed structure.

Preferably, the handheld spray rod is provided with a second valve body sealing ring at the joint of the outer wall of the valve core of the second one-way valve and the spray rod body.

Preferably, the handheld spray rod is characterized in that the bending direction of the extension elbow is one side of the spray rod body, and an included angle between the extension elbow and the spray rod body is 0-90 degrees; the nozzle joint device and the extension elbow are located on the same side of the spray rod body.

Preferably, the handheld spray rod is provided with a rotatable locking device, and the locking device can rotate to press against the spray rod body to lock the handle switch device in a state.

The present case still provides an atomizer, atomizer include hand-held type spraying rod, still include box, control circuit board, power, switch, water pump, spray gun, the inlet of water pump with the liquid outlet of box is connected, the liquid outlet of water pump with the inlet of spray gun is connected, switch and control circuit board are connected gradually to the power.

Compared with the prior art, the implementation of the utility model achieves the following obvious technical effects: the handheld spray rod comprises a spray rod body, a quick-connection internal connection pipe, a handle switch device and a switching device, wherein the quick-connection internal connection pipe, the handle switch device and the switching device are arranged at one end of the spray rod body; the spray lance body other end is provided with the extension return bend and connects nozzle joint device on the extension return bend, the extension return bend is close to the part of spray lance body and is straight, the part of keeping away from the spray lance body is crooked, be convenient for when upwards making, during eminence spraying, make the angle of spraying face towards by the spraying object, handheld part can incline this moment, convenient gripping operation, and can make fog be the blowout of incline direction, because spraying self gravity can make the spraying concentrate on the object position of being sprayed of higher department, can not downflow, be applicable to the spraying of higher department.

The concept, specific mold cavity and resulting technical effects of the present invention will be further described in the following with reference to the accompanying drawings to fully understand the objects, features and effects of the present invention.

Drawings

FIG. 1 is a schematic view of a hand-held spray wand in accordance with one embodiment of the present invention.

Fig. 2 is a schematic view of a second one-way valve in a hand-held spray wand in accordance with an embodiment of the present invention.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.

As shown in fig. 1, an embodiment of the present invention provides a handheld spray rod for a spraying apparatus, where the spraying apparatus has a spraying outlet, the handheld spray rod includes a spray rod body 10, and a quick-connection internal connection pipe 20, a handle switch device 30, and an adapter device 40, which are disposed at one end of the spray rod body 10, where one end of the quick-connection internal connection pipe 20 is connected to one end of the spray rod body 10, and the other end is connected to the spraying outlet through the handle switch device 30 and the adapter device 40; the other end of the spray rod body 10 is provided with an extension elbow 101 and a nozzle joint device 102 connected to the extension elbow 101.

The utility model utilizes the quick-connection inner connecting pipe 20 arranged at one end of the spray rod body 10 to connect the handle switch device 30 and the switching device 40, the switching device 40 is used for connecting the spraying device, the handle switch device 30 can be used for switching a spraying liquid outlet, when the spraying liquid outlet needs to be opened, the handle switch device 30 is held, and when the spraying liquid outlet needs to be opened, the handle switch device 30 is naturally loosened. The other end of the spray rod body 10 is provided with an extension elbow 101 and a nozzle joint device 102 connected to the extension elbow 101, which is used for extending spray, and the extension elbow 101 can be set to be 0.5-5 m. Spray bar body 10 may be divided into two parts, as shown in fig. 1, with a first part connecting extension elbow 101 and quick connect inner connection pipe 20. The second part is connected to the adapter 40 and is connected to the first part via the quick-connect inner connector 20.

The handheld spray rod comprises a spray rod body 10, a quick-connection inner connection pipe 20, a handle switch device 30 and a switching device 40, wherein the quick-connection inner connection pipe 20, the handle switch device 30 and the switching device 40 are arranged at one end of the spray rod body 10; the other end of spray lance body 10 is provided with extension return bend 101 and connects nozzle joint device 102 on extension return bend 101, the extension return bend 101 is close to the part of spray lance body 10 and is straight, the part of keeping away from spray lance body 10 is crooked, be for the convenience when upwards, during the eminence spraying, make the angle of spraying just face by the spraying object, handheld part can incline this moment, convenient gripping operation, and can make fog be the blowout of incline direction, because spraying self gravity can make the spraying concentrate on the object position of being sprayed of higher department, can not downflow, be applicable to the spraying of higher department.

Preferably, the hand-held spray rod is provided with a joint 1021 and a first check valve 1022 in the nozzle joint device 102; a liquid inlet of the first check valve 1022 is connected with the spray rod body 10 through one end of a joint 1021, and a liquid outlet of the first check valve 1022 is connected with the nozzle joint device 102 through the other end of the joint 1021; the outer wall of the valve body of the first one-way valve 1022 is provided with a first valve body sealing ring at the joint with the adapter 1021. When the spraying device is in a normal use process, the first check valve 1022 is in an open state under the action of hydraulic pressure, normal liquid spraying is not affected, when the spraying device is stopped, the hydraulic pressure of the first check valve 1022 caused by liquid in the spray rod body 10 is insufficient to open the first check valve 1022, at the moment, the first check valve 1022 is closed, the liquid is stopped by the first check valve 1022 to flow in the spray rod body 10, no dripping leakage is generated, the liquid cannot seep into the nozzle joint device 102, and the spraying device is cleaner and safer and cannot pollute the environment. The adapter 1021 and the other end of the spray rod body 10 can be detached in a threaded connection mode, the spray rod body 10 can be detached and washed at any time, and liquid medicine and the like in the spray rod body 10 can be processed and washed.

Preferably, the hand-held spray rod, wherein the grip switch device 30 includes a grip body 301, a second check valve 302 connected to the spray rod body 10, and a spray gun nut 303, the second check valve 302 is inserted into the spray rod body 10, and the spray gun nut 303 defines the second check valve 302 on the spray rod body 10 in a manner of being connected to the spray rod body 10. The structure of the second one-way valve 302 is the same as that of the first one-way valve 1022, and the one-way valve adopts a universal structure to support one-way liquid to flow or stop. The valve is controlled by the handle body 301 to open and close the valve, so as to determine whether liquid at a liquid outlet of the spraying device can enter the spray rod to work. When the second check valve 302 is controlled by the handle body 301 to be opened, the liquid at the liquid outlet of the spraying device can enter the spray rod to normally work, when the handle body 301 is not controlled, the second check valve 302 is closed, the liquid at the liquid outlet of the spraying device does not enter the spray rod, and the effect of drip prevention when the spraying device does not work is also achieved.

Preferably, the hand-held spray rod, wherein the grip body 301 includes a head 3011, a positioning shaft 3012, and a tail 3013, the head 3011 is disposed on one side of the spray rod body 10, the positioning shaft 3012 is rotatably disposed on the spray rod body 10, the tail 3013 is disposed on the other side of the spray rod body 10 and disposed opposite to the head 3011, and an included angle between the grip body 301 and the spray rod body 10 is 0-60 degrees. When pressure is applied to the head portion 3011, the positioning shaft 3012 rotates to drive the tail portion 3013 to move in a lever principle. The included angle between the grip body 301 and the spray rod body 10 is 0-60 degrees, so that the operation is convenient, the head 3011 can be controlled by directly holding the spray rod body by hand, and the spray rod is simple and labor-saving.

Preferably, as shown in fig. 2, the second check valve 302 includes a plunger 3021, a valve core 3022, a valve body pressure cap 3023, and an elastic member 3024, which are sequentially arranged, one end of the elastic member 3024 is connected to the valve core pressure cap 3023, the other end of the elastic member 3024 is connected to the spray gun nut 303, and the valve core 3022 is contactably connected to the spray rod body 10 through the plunger 3021 and the elastic member 3024 in a manner of sealing the spray rod body 10. Valve core 3022 is contactably connected with spray rod body 10 through top rod 3021 and elastic component 3024 in a manner of sealing spray rod body 10, so as to achieve the effect of closing second check valve 302.

Preferably, the hand-held spray rod is provided, wherein the tail part 3013 is movable through the positioning shaft 3012 when the head part 3011 is pressed by force and acts on the top rod 3021 to open the second one-way valve 302; when the second check valve 302 is opened, pressure is applied to the head portion 3011, and the tail portion 3013 moves correspondingly according to the lever principle, so that the second check valve 302 is opened by the ejector rod 3021.

Furthermore, the head portion 3011, the positioning shaft 3012 and the tail portion 3013 are an integrally formed structure. The head portion 3011, the positioning shaft 3012 and the tail portion 3013 are integrally formed, the head portion 3011, the positioning shaft 3012 and the tail portion 3013 are fixed by an external fixing shell 3014, and the head portion 3011, the positioning shaft 3012 and the tail portion 3013 form a lever.

Preferably, the hand-held spray rod is provided with a second valve body sealing ring 3025 at the joint of the outer wall of the valve core 3022 of the second one-way valve 302 and the spray rod body 10. The second valve body sealing ring 3025 prevents dripping at the second one-way valve 302.

Preferably, the handheld spray rod is characterized in that the bending direction of the extension elbow 101 is one side of the spray rod body 10, and an included angle between the extension elbow 101 and the spray rod body 10 is 0-90 degrees; preferably, the angle between extension elbow 101 and spray bar body 10 is 30-60 degrees.

Further, the nozzle joint device 102 and the extension elbow 101 are located on the same side of the spray rod body 10, that is, the bending direction of the extension elbow 101 is located on the same side of the spray rod body 10.

The handle switch device 30 is provided with a rotatable locking device 31, and the locking device 31 can rotate to press against the spray rod body 10 to lock the handle switch device 30 in a state. When the locking device 31 is pressed against the spray rod body 10, the handle switch device 30 can lock the closed state of the second one-way valve 302, and the phenomenon of dripping caused by mistaken collision of the handle switch device 30 when the spraying device is not used can be avoided.

The present case still provides an atomizer, atomizer include hand-held type spraying rod, still include box, control circuit board, power, switch, water pump, spray gun, the inlet of water pump with the liquid outlet of box is connected, the liquid outlet of water pump with the inlet of spray gun is connected, switch and control circuit board are connected gradually to the power. The power supply can be arranged in the battery pack cover body and provides power for the control circuit board, the water pump and the spray gun, the power supply switch is used for controlling the water pump and the spray gun, water or other mixed liquid such as liquid medicine is filled in the box body, and the control circuit board controls the working modes of the water pump and the spray gun.

The foregoing description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the disclosure herein is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the disclosure. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

The foregoing examples are illustrative only of the principles and efficacy of the utility model, and are not intended to be limiting. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A handheld spray rod is used for a spraying device, the spraying device is provided with a spraying liquid outlet, and the handheld spray rod is characterized by comprising a spray rod body, a quick-connection inner connection pipe, a handle switch device and a switching device, wherein the quick-connection inner connection pipe, the handle switch device and the switching device are arranged at one end of the spray rod body; the other end of the spray rod body is provided with an extension elbow and a nozzle joint device connected to the extension elbow.

2. The hand-held spray wand of claim 1, wherein an adaptor and a first one-way valve are provided within the nozzle adapter means; the liquid inlet of the first one-way valve is connected with the spray rod body through one end of the adapter, and the liquid outlet of the first one-way valve is connected with the nozzle connector device through the other end of the adapter; the outer wall of the valve body of the first one-way valve is provided with a first valve body sealing ring at the joint of the adapter.

3. The hand-held spray wand of claim 2, wherein the grip switch device comprises a grip body, a second one-way valve connected to the wand body, a gun nut, the second one-way valve being plugged onto the wand body, the gun nut defining the second one-way valve on the wand body in connection with the wand body.

4. The hand-held spray wand of claim 3, wherein the grip body comprises a head portion, a positioning shaft, and a tail portion, the head portion is disposed on one side of the spray wand body, the positioning shaft is rotatably disposed on the spray wand body, the tail portion is disposed on the other side of the spray wand body opposite to the head portion, and an included angle between the grip body and the spray wand body is 0-60 degrees.

5. The hand-held spray rod of claim 4, wherein the second one-way valve comprises a top rod, a valve core, a valve body pressing cap and an elastic component which are arranged in sequence, one end of the elastic component is connected with the valve core pressing cap, the other end of the elastic component is connected with the spray gun nut, and the valve core is in contact connection with the spray rod body in a mode of sealing the spray rod body through the top rod and the elastic component.

6. The hand-held spray rod of claim 5, wherein the tail portion is movable by the positioning shaft when the head portion is pressed by a force and acts on the push rod to open the second one-way valve; and/or the head part, the positioning shaft and the tail part are of an integrally formed structure.

7. The hand-held spray wand of claim 6, wherein a second valve body sealing ring is disposed at a junction of an outer wall of the valve element of the second one-way valve and the wand body.

8. The hand-held spray wand of claim 1, wherein the bend direction of the extension elbow is one side of the wand body, and the angle between the extension elbow and the wand body is 0-90 degrees; the nozzle joint device and the extension elbow are located on the same side of the spray rod body.

9. The hand-held spray wand of claim 1, wherein the grip switch means is provided with a rotatable locking means, the locking means being rotatable to lock the grip switch means in a state in which it bears against the wand body.

10. A spraying device, characterized in that, the spraying device comprises the hand-held spray rod of any one of claims 1 to 9, and further comprises a box body, a control circuit board, a power supply, a power switch, a water pump and a spray gun, wherein a liquid inlet of the water pump is connected with a liquid outlet of the box body, a liquid outlet of the water pump is connected with a liquid inlet of the spray gun, and the power supply is sequentially connected with the power switch and the control circuit board.