CN220632268U

CN220632268U - Water outlet device

Info

Publication number: CN220632268U
Application number: CN202321784331.XU
Authority: CN
Inventors: 郑海宝; 王陆成; 陈文兴
Original assignee: Zhangzhou Solex Smart Home Co Ltd
Current assignee: Zhangzhou Solex Smart Home Co Ltd
Priority date: 2023-07-07
Filing date: 2023-07-07
Publication date: 2024-03-22
Anticipated expiration: 2033-07-07

Abstract

The utility model provides a water outlet device, which comprises a water inlet channel, a first water outlet channel, a second water outlet channel, a first valve mechanism, a second valve mechanism and a tooth washer nozzle; the first valve mechanism is respectively connected with the water inlet channel, the first water outlet channel and the second water outlet channel, the second valve mechanism is connected with the second water outlet channel, the first valve mechanism is used for controlling the water inlet channel to be communicated with the first water outlet channel or the second water outlet channel, the second valve mechanism can be controlled to move so as to control the on-off of the second water outlet channel, and the tooth-flushing device nozzle is detachably connected with the second water outlet channel; the second valve mechanism can be controlled by external force to at least link the first valve mechanism to control the water inlet channel to be communicated with the second water outlet channel. The tooth washer nozzle is detachably connected with the second water outlet channel; the second valve mechanism can be controlled by external force to at least link the first valve mechanism to control the water inlet channel to be communicated with the second water outlet channel, and the operation is convenient and quick.

Description

Water outlet device

Technical Field

The utility model relates to a water outlet device, in particular to a tap tooth washer used in the field of kitchens and bathrooms.

Background

The water outlet device in the prior art, such as a faucet device, comprises a faucet seat and a water outlet head connected to the faucet seat, wherein one or more water outlets are arranged on the water outlet head, the water outlet head is connected with the faucet seat through a drawing pipe, a user can grasp the water outlet head and draw the water outlet head away from the faucet seat, and flushing is realized by aiming at different positions to be flushed. The prior art has seen that the tooth-cleaning device nozzle is connected to the water outlet head to realize the tooth gap cleaning, however, the water outlet control of the tooth-cleaning device nozzle is still simple on-off control, a plurality of buttons are needed to be arranged, the first button is used for controlling the water outlet of the water outlet head to be communicated and closed, and the second button is used for controlling the communication and closing of the tooth-cleaning device nozzle. When the tooth-flushing device nozzle is used, the first button is controlled to close the water outlet, and then the second button is controlled to enable the tooth-flushing device nozzle to be communicated, so that the operation is troublesome and complex. In addition, when the mouthpiece is not attached to the water outlet head, the user may inadvertently turn on the button of the mouthpiece, resulting in unnecessary water outlet.

Disclosure of Invention

The present utility model aims to overcome at least one of the above-mentioned disadvantages of the prior art and to provide a water outlet device.

In order to solve the technical problems, the utility model provides a water outlet device, which comprises a water inlet channel, a first water outlet channel, a second water outlet channel, a first valve mechanism, a second valve mechanism and a tooth-flushing device nozzle; the first valve mechanism is respectively connected with the water inlet channel, the first water outlet channel and the second water outlet channel, the second valve mechanism is connected with the second water outlet channel, the first valve mechanism is used for controlling the water inlet channel to be communicated with the first water outlet channel or the second water outlet channel, the second valve mechanism can be controlled to move so as to control the on-off of the second water outlet channel, and the tooth-flushing device nozzle is detachably connected with the second water outlet channel; the second valve mechanism can be controlled by external force to at least link the first valve mechanism to control the water inlet channel to be communicated with the second water outlet channel.

In a more preferred embodiment, the second valve mechanism comprises a locking state which is not controlled by external force and an unlocking state which can be controlled by external force, and the second valve mechanism is linked to be changed from the locking state to the unlocking state when the tooth-cleaning nozzle is connected to the second water outlet channel; when the second valve mechanism is in an unlocking state, the second valve mechanism can be controlled by external force to at least link and link the first valve mechanism to control the water inlet channel to be communicated with the second water outlet channel.

In a more preferred embodiment, the second valve mechanism includes a water stop portion and a locking portion; the water stopping part can move to cut off or communicate with the second water outlet channel; the tooth washer nozzle can push the locking part to move so as to correspondingly control the water stopping part to change from the locking state to the unlocking state.

In a more preferred embodiment, the second valve mechanism further includes an elastic member for pushing the locking portion to move to a locked state of the water stop portion.

In a more preferred embodiment, one end of the locking part comprises a socket for docking the nozzle of the tooth washer, the other end of the locking part comprises a clamping hole, and the water stopping part passes through the clamping hole; the tooth washer nozzle pushes the locking part to slide when being connected with the second water outlet channel, so that the protruding part of the clamping hole is correspondingly clamped with the water stopping part to limit the movement of the water stopping part.

In a more preferred embodiment, the water-stopping device further comprises a second valve cavity, wherein the second valve cavity is positioned in the second water outlet channel, the water-stopping part moves in the second valve cavity and comprises a water-stopping sealing part and a water-stopping reset piece, and the water-stopping reset piece is used for driving the water-stopping sealing part to be communicated with the second water outlet channel; the water stop reset piece accumulates reset force when the water stop sealing part is controlled by external force to move to cut off the second water outlet channel.

In a more preferred embodiment, the second valve mechanism includes a water stop, and the second valve mechanism further includes a key seat; the key seat is respectively connected with the water stopping part and the first valve mechanism, when the key seat is pressed down, the water stopping part moves to cut off the second water outlet channel, the first valve mechanism is linked to enable the water inlet channel to be communicated with the second water outlet channel, and when the water inlet channel is communicated with the second water outlet channel, the first valve mechanism keeps being communicated with the water inlet channel and the second water outlet channel under the action of water pressure.

In a more preferred embodiment, the key seat swings, the first end of the key seat abuts against the water stopping part, and the second end of the key seat is movably connected with the first valve mechanism; when the second valve mechanism is in an unlocking state, the first end of the key seat can be pressed down under the action of external force, the second end of the key seat correspondingly pulls the first valve mechanism to enable the water inlet channel to be communicated with the second water outlet channel, and the second end of the key seat can axially move relative to the first valve mechanism.

In a more preferred embodiment, the first valve mechanism comprises a shaft, one end of which is movably connected to the second end of the key pad.

In a more preferred embodiment, the device further comprises a main body; the main body comprises the water inlet channel, a first water outlet channel and a second water outlet channel; the dental impactor nozzle is detachably connected to the end of the main body, and the second valve mechanism is arranged at one side of the main body.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

the tooth washer nozzle is detachably connected with the second water outlet channel; the second valve mechanism can be controlled by external force to at least link the first valve mechanism to control the water inlet channel to be communicated with the second water outlet channel, and the operation is convenient and quick.

The second valve mechanism comprises a locking state which is not controlled by external force and an unlocking state which can be controlled by external force, and the second valve mechanism is linked to change from the locking state to the unlocking state when the tooth washer nozzle is connected to the second water outlet channel; when the second valve mechanism is in an unlocking state, the second valve mechanism can be controlled by external force to at least link the first valve mechanism to control the water inlet channel to be communicated with the second water outlet channel; the water outlet of the second water outlet channel can be controlled after the nozzle of the tooth washing device is arranged, so that the safety is high. The water outlet of the second water outlet channel can be controlled after the nozzle of the tooth washing device is arranged, so that the safety is high.

Drawings

FIG. 1 is a schematic perspective view of a water outlet device according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a water outlet device connected to a faucet base according to a preferred embodiment of the present utility model;

FIG. 3 is a second perspective view of a faucet base connected to a water outlet device according to the preferred embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of a water outlet device according to a preferred embodiment of the present utility model, wherein the nozzle of the dental irrigator is not installed, the first end of the key pad cannot be pressed, and water is discharged from the first water outlet channel;

fig. 5 is a schematic cross-sectional view of a water outlet device according to a preferred embodiment of the present utility model, wherein the nozzle of the dental irrigator is not attached, the first end of the key pad cannot be pressed, and water is discharged from the first water outlet channel.

FIG. 6 is a schematic cross-sectional view of a water outlet device according to a preferred embodiment of the present utility model, wherein the nozzle of the dental irrigator is installed, the first end of the button is pressed, the water outlet is stopped by the first water outlet channel, and the water inlet channel is communicated with the second water outlet channel;

FIG. 7 is a schematic cross-sectional view of a water outlet device according to a preferred embodiment of the present utility model, wherein the water outlet device is assembled, the first end of the button base is released after being pressed, the water outlet of the first water outlet channel is stopped, the water inlet channel is communicated with the second water outlet channel, and the water outlet of the water outlet device is performed;

FIG. 8 is a perspective view showing a locking portion and a water stopping portion in a locked state in a preferred embodiment of the present utility model;

FIG. 9 is a perspective view showing a locking portion and a water stopping portion in an unlocked state in a preferred embodiment of the present utility model;

fig. 10 is a perspective view of a locking portion in a preferred embodiment of the present utility model.

Detailed Description

The utility model is further described below with reference to the drawings and detailed description.

Referring to fig. 1 to 10, a water outlet device 100, the water outlet device 100 includes a main body 1, a first valve mechanism 2, a second valve mechanism 3, and a mouthpiece nozzle 4, and the main body 1 includes a housing 11 and a water dividing body 12. The housing 11 is cylindrical and includes an end opening 111, the water diversion body 12 is disposed in the housing 11, and the water diversion body 12 extends out of the end opening 111 to form a water inlet joint 13, and the outer side of the water inlet joint 13 includes a thread, which facilitates screwing the water outlet device 100 onto the tap holder 200 of the washbasin tap.

The water diversion body 12 comprises a water inlet channel 121, a first water outlet channel 122 and a second water outlet channel 123, the water diversion body 12 further comprises a first valve cavity 124 and a second valve cavity 125, the first valve cavity 124 is respectively connected with the water inlet channel 121, the first water outlet channel 122 and the second water outlet channel 123, the second valve cavity 125 is arranged in the second water outlet channel 123, the first valve mechanism 2 is at least movably arranged in the first valve cavity 124, the first valve mechanism 2 is used for controlling the water inlet channel 121 to be communicated with the first water outlet channel 122 or the second water outlet channel 123, the second valve mechanism 3 is at least partially movably arranged in the second valve cavity 125, and the second valve mechanism 3 can be controlled to move so as to control the on-off of the second water outlet channel 123.

The end of the housing 11 is used to connect the rinse nozzle 4, and the rinse nozzle 4 is detachably connected to the end of the housing 11 to communicate with the second outlet passage 123. The tail end of the second water outlet channel 123 corresponds to the tail end of the housing 11, the tail end of the second water outlet channel 123 comprises an inserting port 126, the water inlet end of the tooth washer nozzle 4 is inserted into the inserting port 126, the inserting port 126 is further provided with a fastening structure 5, and the fastening structure 5 can detachably connect the tooth washer nozzle 4 with the inserting port 126. The fastening structure 5 is a conventional mechanical structure, and will not be described herein.

One side of the housing 11 of the water outlet device 100 comprises a water outlet 6, the water outlet 6 is connected with a bubbler 61, and the water outlet 6 is connected with the first water outlet channel 122.

The second valve mechanism 3 comprises a locking state which is not controlled by external force and an unlocking state which can be controlled by external force, and the second valve mechanism 3 is linked to be changed from the locking state to the unlocking state when the tooth washer nozzle 4 is connected to the second water outlet channel 123; when the second valve mechanism 3 is in the unlocking state, the second valve mechanism 3 can be controlled by an external force to at least interlock the first valve mechanism 2 to control the water inlet channel 121 to communicate with the second water outlet channel 123. When the tooth washer is connected to the second water outlet channel 123, the tooth washer is linked with the second valve mechanism 3 to change from a locking state to an unlocking state, in the locking state, the second valve mechanism 3 cannot be controlled by external force, and in the unlocking state, the second valve mechanism 3 can be controlled by external force; in the unlocked state, the second valve mechanism 3 may be pressed to couple the first valve mechanism 2 to control the water inlet channel 121 to communicate with the second water outlet channel 123, and at this time, the second water outlet channel 123 is connected with water.

Specifically, the second valve mechanism 3 includes a water stop portion 31 and a locking portion 32, the water stop portion 31 is movable to intercept or communicate with the second water outlet channel 123, the water stop portion 31 is movably disposed in the second valve cavity 125, and the tooth irrigator nozzle 4 is capable of pushing the locking portion 32 to move to correspondingly control the water stop portion 31 to change from the locking state to the unlocking state. In this embodiment, the second valve cavity 125 is spaced apart from the plug-in port 126 at the end of the second water outlet channel 123, the locking portion 32 extends between the plug-in port 126 and the second valve cavity 125, the locking portion 32 is elongated and includes a socket 321 at one end and a clamping hole 322 at the other end, the socket 321 is configured to be matched with the water inlet end of the dental syringe nozzle 4, for example, the socket 321 may be configured with a groove, and the groove may be abutted with the water inlet end of the dental syringe nozzle 4. In this embodiment, when the tooth-cleaning nozzle 4 is plugged into the plug-in port 126, the tooth-cleaning nozzle 4 moves along an axial direction (an axial direction of the water outlet device 100) and pushes the locking portion 32 to move along the axial direction, the locking hole 322 includes a protruding portion 323, the water stop portion 31 passes through the locking hole 322, and in a process of moving the locking portion 32 along the axial direction, the protruding portion 323 is correspondingly clamped to the water stop portion 31, and the protruding portion 323 is correspondingly clamped to the water stop portion 31 so that the water stop portion 31 is limited to move.

In this embodiment, the second valve mechanism 3 further includes an elastic member 33, where the elastic member 33 is configured to push the locking portion 32 to move to a state where the water stop portion 31 is locked, that is, the protruding portion 323 is correspondingly engaged with the water stop portion 31. The middle position of the locking part 32 includes a middle concave cavity 324, the elastic member 33 is a spring, one end of the elastic member 33 is connected to the inner wall of the middle concave cavity 324, the other end of the elastic member abuts against the inner wall of the second water outlet channel 123, when the locking part 32 moves from the locking state to the unlocking state, the elastic member 33 accumulates elastic force, when the tooth-rinsing nozzle 4 is removed, the elastic member 33 drives the locking part 32 to move from the unlocking state to the locking state, and the elastic member 33 is located in the middle concave cavity 324, so that space can be fully utilized.

In this embodiment, the water stop 31 moves in the second valve chamber 125, the water stop 31 includes a water stop sealing member (no reference numeral of the water stop sealing member) and a water stop reset member 312, and the water stop reset member 312 is used to drive the water stop sealing member to communicate with the second water outlet passage 123; the water stop restoring member 312 accumulates restoring force when the water stop sealing member is controlled by an external force to move to intercept the second water outlet passage 123.

The water-stop sealing member includes a water-stop shaft 313 and a water-stop sealing pad 314, the water-stop sealing pad 314 is located on the water-stop shaft 313, the water-stop shaft 313 slides along the axial direction of the second valve cavity 125, and in this embodiment, the axial direction of the second valve cavity 125 is perpendicular to the axial direction of the water outlet device 100. The second water outlet channel 123 includes a first water outlet section 1231 connected to the second valve cavity 125 and the first valve cavity 124, and a second water outlet section 1232 connected to the second valve cavity 125 and the plug port 126, the second valve cavity 125 includes a valve port 1251 connected to the first water outlet section 1231 and the second water outlet section 1232, and the water-stop shaft 313 moves along the axial direction of the second valve cavity 125 to drive the water-stop gasket 314 to close the valve port 1251. In this embodiment, the water stop return member 312 is a spring, one end of the spring abuts against the water stop shaft 313, and the other end abuts against the second valve chamber 125, and when the water stop shaft 313 is controlled by an external force to move to close the valve port 1251, the spring accumulates elastic force, and when the external force is removed, the spring drives the water stop shaft 313 to move to unseal the valve port 1251.

The second valve mechanism 3 further comprises a key seat 34; the key seat 34 is respectively connected with the water stopping shaft rod 313 of the water stopping part 31 and the first valve mechanism 2, when the key seat 34 is pressed down, the water stopping part 31 moves to cut off the second water outlet channel 123, the first valve mechanism 2 is linked to enable the water inlet channel 121 to be communicated with the second water outlet channel 123, and when the water inlet channel 121 is communicated with the second water outlet channel 123, the first valve mechanism 2 keeps being communicated with the water inlet channel 121 and the second water outlet channel 123 under the action of water pressure.

In this embodiment, the key seat 34 is arranged in a swinging manner, the first end 342 of the key seat 34 abuts against the water stop portion 31, and the second end 343 of the key seat 34 is movably connected with the first valve mechanism 2; when the second valve mechanism 3 is in the unlocked state, the first end 342 of the key seat 34 can be pressed by an external force, the second end 343 of the key seat 34 correspondingly pulls the first valve mechanism 2 to enable the water inlet channel 121 to communicate with the second water outlet channel 123, and the second end 343 of the key seat 34 can move axially relative to the first valve mechanism 2. The first valve mechanism 2 includes a shaft 21, and one end of the shaft 21 is movably connected to the second end 343 of the key base 34. The first valve mechanism 2 comprises a switching sealing gasket 22 and a switching spring 23, the switching sealing gasket 22 is connected with the shaft rod 21, when the shaft rod 21 moves, switching can be achieved by blocking the first water outlet channel 122 or the second water outlet channel 123, the first valve mechanism 2 keeps communication with the water inlet channel 121 and the second water outlet channel 123 under the action of water pressure, and when the water inlet channel 121 stops water, the switching spring 23 can drive the shaft rod 21 to move to block the second water outlet channel 123, namely, the water inlet channel 121 is communicated with the first water outlet channel 122.

In this embodiment, the first end 342 of the key seat 34 is connected to the end of the water-stop shaft 313 by abutting, the other end of the key seat 34 includes a through hole 341, the shaft 21 slides on the through hole 341, the diameter of the end of the shaft 21 is larger than that of the through hole 341, when the first end 342 of the key seat 34 is pressed, the other end of the key seat 34 is tilted, the end of the shaft 21 is pulled by the through hole 341, so that the shaft 21 moves to make the water inlet channel 121 communicate with the second water outlet channel 123, the shaft 21 can be kept at a corresponding position under the water pressure of the first valve cavity 124, at this time, the water flows through the water inlet channel 121, the first valve cavity 124 and the first water outlet segment 1231 of the second water outlet channel 123, at this time, because the first end 342 of the key seat 34 is in the pressed state, therefore, the second water outlet channel 123 is still cut off, the user can grasp the whole water outlet device 100 to make the teeth of the water-flushing device nozzle 4 correspond to the teeth gap, the external force acting on the first end 342 of the key seat 34 is released, the water-stop reset member 312 drives the water-stop shaft 313 to move to release the sealing of the valve port 1251, the first water outlet section 1231 and the second water outlet section 1232 of the second water outlet channel 123 are connected, the water is discharged from the water-flushing device nozzle 4, at this time, the end of the water-stop shaft 313 also pushes the first end 342 of the key seat 34 to lift up, the second end 343 of the key seat 34 correspondingly falls down, at this time, due to the relative movement between the through hole 341 and the shaft 21, the second end 343 of the key seat 34 does not contact the shaft 21, the first water outlet channel 122 always does not discharge water, the user can repeatedly press the first end 342 of the key pad 34 to realize the on-off control of the second water outlet passage 123.

After the tooth flushing is completed, the user can close the water source connected with the water inlet channel 121, no water enters the water inlet channel 121, the water in the second water outlet section 1232 continuously flows away, the water pressure in the second water outlet section 1232 is reduced, and at this time, the shaft rod 21 returns to enable the switching sealing gasket 22 to seal the second water outlet channel 123 under the action of the switching spring 23. When the handle 300 of the tap holder 200 is opened again, water flows from the water inlet channel 121 and enters the first water outlet channel 122, and then water is sprayed out, i.e. the handle 300 on the tap holder 200 is closed each time, and then the handle 300 is opened again, and then water can be returned to the first water outlet channel 122 to spray water.

In this embodiment, the second valve mechanism 3 is close to the tooth-flushing device nozzle 4, the first valve mechanism 2 is far away from the tooth-flushing device nozzle 4, the second valve mechanism 3 is close to the tooth-flushing device nozzle 4, and the water stop and the switch of the water-flushing device nozzle are controlled by the hand of a user, so that the convenience of use is improved. The second valve mechanism 3 and the first valve mechanism 2 are controlled in a linkage manner through the key seat 34, when the tooth washer nozzle 4 is inserted, the water outlet device is held by hand and the first end 342 of the key seat 34 is pressed down, then the first valve mechanism 2 is linked to switch the second water outlet channel 123 to discharge tooth washing water while the second valve mechanism 3 is opened, and convenience of switching the tooth washing waterway by hand and tooth washing can be achieved.

The foregoing is only a preferred embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any person skilled in the art will be able to make insubstantial modifications of the present utility model within the scope of the present utility model disclosed herein by this concept, which falls within the actions of invading the protection scope of the present utility model.

Claims

1. The water outlet device is characterized by comprising a water inlet channel, a first water outlet channel, a second water outlet channel, a first valve mechanism, a second valve mechanism and a tooth washer nozzle; the first valve mechanism is respectively connected with the water inlet channel, the first water outlet channel and the second water outlet channel, the second valve mechanism is connected with the second water outlet channel, the first valve mechanism is used for controlling the water inlet channel to be communicated with the first water outlet channel or the second water outlet channel, the second valve mechanism can be controlled to move so as to control the on-off of the second water outlet channel, and the tooth-flushing device nozzle is detachably connected with the second water outlet channel; the second valve mechanism can be controlled by external force to at least link the first valve mechanism to control the water inlet channel to be communicated with the second water outlet channel.

2. A water outlet device as claimed in claim 1, wherein: the second valve mechanism comprises a locking state which is not controlled by external force and an unlocking state which can be controlled by external force, and the second valve mechanism is linked to change from the locking state to the unlocking state when the tooth washer nozzle is connected to the second water outlet channel; when the second valve mechanism is in an unlocking state, the second valve mechanism can be controlled by external force to at least link and link the first valve mechanism to control the water inlet channel to be communicated with the second water outlet channel.

3. A water outlet device as claimed in claim 2, wherein: the second valve mechanism comprises a water stopping part and a locking part; the water stopping part can move to cut off or communicate with the second water outlet channel; the tooth washer nozzle can push the locking part to move so as to correspondingly control the water stopping part to change from the locking state to the unlocking state.

4. A water outlet device as claimed in claim 3, wherein: the second valve mechanism further comprises an elastic piece, and the elastic piece is used for pushing the locking part to move to enable the water stopping part to be in a locking state.

5. A water outlet device as claimed in claim 3 or 4, wherein: one end of the locking part comprises a bearing seat for abutting the nozzle of the tooth washer, the other end of the locking part comprises a clamping hole, and the water stopping part penetrates through the clamping hole; the tooth washer nozzle pushes the locking part to slide when being connected with the second water outlet channel, so that the protruding part of the clamping hole is correspondingly clamped with the water stopping part to limit the movement of the water stopping part.

6. A water outlet apparatus as in claim 5 wherein: the water stop part moves in the second valve cavity and comprises a water stop sealing part and a water stop reset piece, and the water stop reset piece is used for driving the water stop sealing part to be communicated with the second water outlet channel; the water stop reset piece accumulates reset force when the water stop sealing part is controlled by external force to move to cut off the second water outlet channel.

7. A water outlet device as claimed in claim 2, wherein: the second valve mechanism comprises a water stopping part and a key seat; the key seat is respectively connected with the water stopping part and the first valve mechanism, when the key seat is pressed down, the water stopping part moves to cut off the second water outlet channel, the first valve mechanism is linked to enable the water inlet channel to be communicated with the second water outlet channel, and when the water inlet channel is communicated with the second water outlet channel, the first valve mechanism keeps being communicated with the water inlet channel and the second water outlet channel under the action of water pressure.

8. A water outlet apparatus as defined in claim 7, wherein: the key seat is arranged in a swinging way, the first end of the key seat is abutted against the water stopping part, and the second end of the key seat is movably connected with the first valve mechanism; when the second valve mechanism is in an unlocking state, the first end of the key seat can be pressed down under the action of external force, the second end of the key seat correspondingly pulls the first valve mechanism to enable the water inlet channel to be communicated with the second water outlet channel, and the second end of the key seat can axially move relative to the first valve mechanism.

9. A water outlet apparatus as defined in claim 7, wherein: the first valve mechanism comprises a shaft lever, and one end of the shaft lever is movably connected with the second end of the key seat.

10. A water outlet device as claimed in claim 1, wherein: also comprises a main body; the main body comprises the water inlet channel, a first water outlet channel and a second water outlet channel; the dental impactor nozzle is detachably connected to the end of the main body, and the second valve mechanism is arranged at one side of the main body.