CN219680825U - Cleaning spray head and tooth washing device with same - Google Patents

Abstract

The utility model discloses a cleaning spray head and a tooth washer with the same, wherein the cleaning spray head comprises a spray head main body and a shielding piece, and a diversion channel is formed in the spray head main body; the shielding piece is connected with one end of the spray head main body, at least one water outlet is formed in one side, adjacent to the spray head main body, of the shielding piece, the water outlet is communicated with the diversion channel, the shielding piece extends obliquely along the central axis of the water outlet and from one end of the spray head main body towards the direction away from the spray head main body, and the shielding piece extends obliquely towards the direction away from the central axis of the water outlet. According to the cleaning spray head provided by the utility model, water flow can be effectively prevented from splashing everywhere, and the use experience of a user is improved.

Description

Cleaning spray head and tooth washing device with same

Technical Field

The utility model relates to the technical field of tooth flushers, in particular to a cleaning spray head and a tooth flusher with the same.

Background

The tooth cleaning device is an auxiliary tool for cleaning the oral cavity, and is used for cleaning teeth and tooth gaps in a pulse water flow impact mode. For users using the invisible orthodontic braces, not only the inside of the oral cavity but also the invisible orthodontic braces need to be cleaned. In the related art, a multifunctional cleaning nozzle is generally installed on a tooth washer to clean the invisible orthodontic tooth socket. However, the multifunctional cleaning nozzle in the related art is easy to splash around during the use process, and the use experience of a user can be affected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide a cleaning nozzle, which can effectively prevent water from splashing around, and improve the use experience of users.

Another object of the present utility model is to provide a dental irrigator employing the above cleaning nozzle.

According to an embodiment of the first aspect of the present utility model, a cleaning head includes: the spray head comprises a spray head main body, wherein a flow guide channel is formed in the spray head main body; the shielding piece is connected with one end of the spray head main body, at least one water outlet is formed in one side, adjacent to the spray head main body, of the shielding piece, the water outlet is communicated with the diversion channel, the shielding piece extends obliquely along the central axis of the water outlet and from one end of the spray head main body towards the direction away from the spray head main body, and the shielding piece extends obliquely towards the direction away from the central axis of the water outlet.

According to the cleaning spray head provided by the embodiment of the utility model, the cleaning spray head is simple in structure, convenient to produce, simple to operate and convenient to use. When the invisible orthodontic tooth socket is cleaned by the cleaning spray head or teeth are cleaned by the pet, the shielding piece can shield the water flow splashed everywhere, the shielding effect is good, and the use experience of the user is improved. In addition, when the cleaning nozzle is used for a dental irrigator, the dental irrigator can be used for cleaning teeth and tooth spaces of pets, thereby improving the versatility of the cleaning nozzle.

According to some embodiments of the utility model, the shield extends in a straight or curved line from the end of the shield connected to the spray head body towards the other end of the shield, in a direction away from the central axis of the water outlet.

According to some embodiments of the utility model, the water outlets are multiple, and the multiple water outlets are arranged at intervals.

According to some embodiments of the utility model, a side of the shutter adjacent to the head body has a connection portion connected to an inner peripheral wall of the shutter, and the water outlet is provided at the connection portion, the cleaning head further comprising: the first cleaning component comprises a plurality of first bristles, the first bristles are connected with the connecting part and extend along the axial direction of the water outlet, a plurality of water spraying channels are defined between the first bristles, the water spraying channels are opposite to the water outlet, and the water spraying channels are communicated with the water outlet.

According to some embodiments of the utility model, the first cleaning member is tapered in width and thickness from an end of the shutter connected to the head body toward the other end of the shutter.

According to some embodiments of the utility model, the cleaning portions are formed by a plurality of first bristles, and the cleaning portions are m-shaped in the width direction of the first cleaning member.

According to some embodiments of the utility model, a side of the shutter remote from the head body has a connection portion connected to an inner peripheral wall of the shutter, a plurality of water outlets being formed on the connection portion, the cleaning head further comprising: the second cleaning component comprises a cleaning body and bristle clusters, the cleaning body is connected with the connecting portion, a plurality of through holes are formed in the outer peripheral surface of the cleaning body, a cavity is formed in the cleaning body, the through holes are communicated with the water outlet through the cavity, the bristle clusters are arranged on the outer peripheral surface of the cleaning body, and the through holes and the bristle clusters are independent from each other.

According to some embodiments of the utility model, the bristle tufts comprise a plurality of groups of bristle sets spaced apart along the circumference of the cleaning body, each group of bristle sets comprising a plurality of second bristles spaced apart along the axial direction of the cleaning body, the plurality of second bristles extending in the radial direction of the cleaning body, the through holes being located between two adjacent groups of bristle sets and extending in the axial direction of the cleaning body.

According to some embodiments of the utility model, the first cleaning member and the second cleaning member are each soft gel.

A dental caries device according to an embodiment of the second aspect of the present utility model includes a cleaning head according to an embodiment of the first aspect described above.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a cleaning head according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a head body of a cleaning head according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a shield for a cleaning head according to an embodiment of the utility model;

FIG. 4 is a schematic view of a shield for a cleaning head according to another embodiment of the utility model;

FIG. 5 is a schematic view of a first cleaning member of a cleaning head according to an embodiment of the utility model;

FIG. 6 is a schematic view of a cleaning head according to another embodiment of the present utility model;

FIG. 7 is a schematic view of a second cleaning member of a cleaning head according to another embodiment of the utility model;

fig. 8 is a schematic view of a portion of a cleaning head according to another embodiment of the present utility model, wherein a second cleaning member is not shown.

Reference numerals:

100. cleaning the spray head;

1. a head main body; 11. a diversion channel;

12. a first body segment; 13. a second body section;

2. a shield; 21. a water outlet; 22. a connection part;

3. a first cleaning member; 31. a first bristle;

32. a water spray channel; 33. a cleaning section;

4. a second cleaning member; 41. a cleaning body;

411. a through hole; 412. a cavity;

42. bristle tufts; 421. a bristle group; 4211. and second bristles.

Detailed Description

Embodiments of the present utility model will be described in detail below, with reference to the accompanying drawings, which are exemplary, and a cleaning head 100 according to a first aspect of the present utility model will be described below with reference to fig. 1 to 8.

As shown in fig. 1, a cleaning head 100 according to an embodiment of the first aspect of the present utility model includes a head main body 1 and a shutter 2.

Specifically, the head body 1 has a diversion passage 11 formed therein. For example, in the example of fig. 1, the diversion channel 11 extends along the length direction of the head main body 1 (for example, the direction indicated by an arrow a in fig. 1). When the cleaning head 100 is used in a dental irrigator, water in a water tank of the dental irrigator may flow into the diversion channel 11. The shielding member 2 is connected with one end of the nozzle body 1, at least one water outlet 21 is formed on one side of the shielding member 2 adjacent to the nozzle body 1, the water outlet 21 is communicated with the diversion channel 11, and the shielding member 2 extends obliquely along the central axis of the water outlet 21 from the end of the nozzle body 1 towards the direction away from the nozzle body 1, and the direction away from the central axis of the water outlet 21.

For example, in the example of fig. 2, the shutter 2 is connected to the upper end of the head main body 1, a water outlet 21 is formed on the right side of the shutter 2, and the shutter 2 is inclined to extend from right to left toward a direction away from the central axis of the water outlet 21. When the cleaning nozzle 100 is used for a tooth-rinsing device, water in a water tank of the tooth-rinsing device can flow into the diversion channel 11 and then be sprayed out from the water outlet 21 so as to be used for rinsing the invisible orthodontic tooth socket, so that the cleaning nozzle 100 is convenient to use and simple to operate, the use convenience of the cleaning nozzle 100 is improved, and the cleaning efficiency of the cleaning nozzle 100 is higher compared with that of a cleaning brush matched with the invisible orthodontic nozzle. In addition, through setting up shielding piece 2, when using clean shower nozzle 100 clean stealthy orthodontic facing or for the clean tooth of pet, shielding piece 2 can shelter from the rivers that splash everywhere, prevents effectively that rivers from splashing back to the operator on, makes man-machine operation experience more friendly to can promote user's use experience. Moreover, the shielding member 2 extends obliquely, and water flowing to the inner peripheral wall of the shielding member 2 can slide along the extending direction of the shielding member 2, so that water is not easy to accumulate on the shielding member 2, and a large amount of water can be shielded by the shielding member 2, and the shielding effect is good. In addition, when the cleaning head 100 is used for a dental irrigator, the dental irrigator can be used for cleaning teeth and crevices of a pet, thereby improving the versatility of the cleaning head 100.

According to the cleaning nozzle 100 of the embodiment of the utility model, the cleaning nozzle 100 has the advantages of simple structure, convenient production, simple operation and convenient use. When the invisible orthodontic braces are cleaned or teeth are cleaned for pets by using the cleaning spray head 100, the shielding piece 2 can shield the water flow splashed everywhere, the shielding effect is good, and the use experience of users is improved. In addition, when the cleaning head 100 is used for a dental irrigator, the dental irrigator can be used to clean teeth and crevices of a pet, thereby improving the versatility of the cleaning head 100.

According to some embodiments of the utility model, the shutter 2 extends in a straight or curved line from the end of the shutter 2 connected to the shower head body 1 towards the other end of the shutter 2, in a direction away from the central axis of the water outlet 21. For example, referring to fig. 3, from the right end of the shutter 2 toward the left end of the shutter 2 (for example, in the direction indicated by arrow B in fig. 3), the shutter 2 extends in a straight line in a direction away from the central axis of the water outlet 21. Therefore, the shielding member 2 is simple in structure and convenient to produce and process, and after the cleaning nozzle 100 is used, the cleaning operation of the shielding member 2 is simple, so that the cleaning nozzle 100 is more convenient to use. As shown in fig. 4, from the right end of the shutter 2 toward the left end of the shutter 2, the shutter 2 may be provided to extend curvilinearly in a direction toward the central axis away from the water outlet 21, for example, the shutter 2 may be substantially horn-shaped. So set up, the shielding piece 2 can shelter from a large amount of rivers, can improve the shielding effect of shielding piece 2. In addition, the appearance of the shielding piece 2 is attractive, and the use experience of a user is further improved.

Alternatively, referring to fig. 1, the water outlets 21 are plural, and the plural water outlets 21 are arranged at intervals. In the description of the present utility model, "plurality" means two or more. For example, in the example of fig. 1, the cross-sectional shape of the water outlet 21 is circular, and a plurality of water outlets 21 are arranged at intervals in a ring shape. This arrangement facilitates smooth ejection of water flow from the water outlet 21 in the fluid path, thereby facilitating use of the cleaning head 100. In addition, the plurality of water streams sprayed from the plurality of water outlets 21 may act together on the invisible orthodontic braces, thereby improving the cleaning efficiency of the cleaning head 100. Of course, the plurality of water outlets 21 may be arranged at intervals in a plurality of straight lines, and the cross-sectional area of the water outlet 21 may be shaped like an ellipse or a polygon, but is not limited thereto. It should be noted that the number of the water outlets 21 may be specifically set according to the use requirement, so as to better satisfy the practical application.

According to some embodiments of the present utility model, referring to fig. 5, 6 and 8, a side of the shutter 2 adjacent to the head body 1 has a connection portion 22, the connection portion 22 is connected to an inner circumferential wall of the shutter 2, and the water outlet 21 is provided at the connection portion 22. For example, in the examples of fig. 5, 6 and 8, the connection portion 22 is substantially circular, the outer peripheral surface of the connection portion 22 is connected to the inner peripheral wall of the shutter 2, and the water outlet 21 penetrates both side surfaces of the connection portion 22 in the left-right direction. Thereby, the fluid in the diversion channel 11 can be ejected from the water outlet 21 on the connecting part 22.

Referring to fig. 5, the cleaning head 100 further includes a first cleaning member 3, the first cleaning member 3 including a plurality of first bristles 31, the plurality of first bristles 31 being connected to the connection portion 22 and extending in an axial direction of the water outlet 21, a water spray channel 32 being defined between the plurality of first bristles 31, the water spray channel 32 being opposite to the water outlet 21, and the water spray channel 32 being in communication with the water outlet 21. For example, in the example of fig. 5, the right ends of the plurality of first bristles 31 are connected to the connecting portion 22, the plurality of first bristles 31 each extend in the left-right direction, and the water spray channel 32 has a size larger than the maximum interval between any adjacent two of the first bristles 31. When the cleaning spray head 100 is used in a dental appliance, the water flow in the guide passage 11 may be sprayed from the water outlet 21, and the extended water spray passage 32 is sprayed to the outside of the first cleaning member 3 for cleaning the teeth and crevices of the invisible orthodontic braces or pets. In addition, by providing the first cleaning member 3, the plurality of first bristles 31 may be used to clean the invisible orthodontic braces, and the cleaning efficiency of the cleaning head 100 may be improved under the combined action of the first cleaning member 3 and the water flow. Moreover, the first bristles 31 are simple in structure, convenient to manufacture and process, and beneficial to improving the production efficiency of the first cleaning member 3, thereby improving the production efficiency of the cleaning head 100, and being low in use cost. It should be noted that the number of the first bristles 31 may be specifically set according to the actual use requirement, so as to better meet the actual requirement.

Alternatively, referring to fig. 5, the width (for example, the direction indicated by an arrow C in fig. 5) and the thickness (i.e., the dimension in the up-down direction) of the first cleaning member 3 are gradually reduced from the end of the shutter 2 connected to the head main body 1 toward the other end of the shutter 2, respectively. That is, the width of the first cleaning member 3 gradually decreases from the right end of the shutter 2 toward the left end of the shutter 2, and the thickness of the first cleaning member 3 also gradually decreases. For example, in the example of fig. 5, the shape of the outer peripheral surface of the first cleaning member 3 is similar to the shape of teeth. So set up, the cross-sectional area of the one end of keeping away from connecting portion 22 of first cleaning element 3 is less, when clean shower nozzle 100 is used for wasing stealthy just abnormal facing, is favorable to first cleaning element 3 to stretch into in the stealthy just abnormal facing to stealthy just abnormal facing clear up, also can clean stealthy just abnormal facing's both sides effectively to further improved clean shower nozzle 100 to stealthy just abnormal facing's cleaning performance has been improved clean shower nozzle 100.

According to some embodiments of the present utility model, in conjunction with fig. 5, the cleaning parts 33 are commonly configured at one end portions of the plurality of first bristles 31, which are far from the connecting part 22, and the cleaning parts 33 are m-shaped in the width direction (i.e., front-rear direction) of the first cleaning member 3. For example, in the example of fig. 5, the left end portions of the plurality of first bristles 31 together construct the cleaning portion 33, the outer surface of the cleaning portion 33 is curved, and the outer surface of the cleaning portion 33 is m-shaped in the width direction of the first cleaning member 3. So set up, after clean portion 33 stretches into in the stealthy orthodontic facing, can remove to each corner of stealthy orthodontic facing more conveniently, further improve the cleaning performance to stealthy orthodontic facing. Meanwhile, under the combined action of water flow, residues in the invisible orthodontic braces are washed cleanly, so that the cleaning efficiency of the cleaning spray head 100 is higher.

According to other embodiments of the present utility model, referring to fig. 6 and 7, the cleaning head 100 further includes a second cleaning member 4, the second cleaning member 4 including a cleaning body 41 and bristle tufts 42, the cleaning body 41 being coupled to the coupling portion 22, a plurality of through holes 411 being formed on an outer circumferential surface of the cleaning body 41, the cleaning body 41 having a cavity 412 therein, the plurality of through holes 411 being in communication with the water outlet 21 through the cavity 412, the bristle tufts 42 being disposed on the outer circumferential surface of the cleaning body 41, the through holes 411 and the bristle tufts 42 being independent of each other.

For example, in the example of fig. 6 and 7, one end of the cleaning body 41 is connected to the connection part 22, the other end of the cleaning body 41 extends in the central axis direction of the water outlet 21, and bristle tufts 42 are connected to the outer circumferential surface of the cleaning body 41, and the bristle tufts 42 can be used to clean the invisible orthodontic braces. When the cleaning nozzle 100 is used for a tooth-rinsing device, water flow in a water tank of the tooth-rinsing device can be sprayed into the invisible orthodontic tooth socket or the oral cavity of the pet after sequentially flowing through the diversion channel 11, the water outlet 21, the cavity 412 and the through hole 411 so as to clean the inside of the invisible orthodontic tooth socket or the teeth and the tooth gaps of the pet. In addition, through the arrangement of the through holes 411 and the bristle tufts 42 which are independent of each other, the through holes 411 and the bristle tufts 42 are not affected by each other, so that the normal use of the cleaning nozzle 100 is facilitated, residues are not easy to splash and remain on the bristle tufts 42 when water flow impacts invisible orthodontic braces, teeth or tooth gaps, and the cleanliness of the bristle tufts 42 is improved. In addition, the through holes 411 are formed in the cleaning body 41, and the flow velocity of the water flowing out of the through holes 411 is large, the impact force on teeth, slits between teeth and invisible orthodontic braces is large, and the cleaning ability of the cleaning head 100 is further improved.

Further, referring to fig. 6, the bristle tufts 42 include a plurality of bristle sets 421, the plurality of bristle sets 421 being disposed at intervals along the circumferential direction of the cleaning body 41, each bristle set 421 including a plurality of second bristles 4211, the plurality of second bristles 4211 being disposed at intervals along the axial direction of the cleaning body 41, the plurality of second bristles 4211 extending in the radial direction of the cleaning body 41. For example, in the example of fig. 6, a plurality of second bristles 4211 are set at intervals along the extension direction of the cleaning body 41. So set up, be connected with the brush hair group 421 of a large number on the outer peripheral face of cleaning body 41, and the arrangement of multiunit brush hair group 421 is reasonable, is favorable to the production and processing of brush hair cluster 42. In addition, the plurality of groups of bristle groups 421 can contact the inside of the invisible orthodontic tooth socket in a multi-direction and multi-angle manner, thereby being beneficial to cleaning the invisible orthodontic tooth socket.

As shown in fig. 6, the through holes 411 are located between two adjacent bristle groups 421 and extend in the axial direction of the cleaning body 41. For example, in the example of fig. 6, a plurality of through holes 411 and a plurality of bristle groups 421 are provided at intervals along the circumferential direction of the cleaning body 41, and a plurality of bristle groups 421 may be provided between two adjacent through holes 411. So configured, the directions of the water flows from the plurality of through holes 411 are different, and the plurality of water flows can flush the invisible orthodontic braces from different angles, thereby being beneficial to improving the cleaning capability of the cleaning nozzle 100. In addition, the size of the through holes 411 is larger, the water yield of the single through hole 411 is improved, the water flow is more concentrated, and the impact force is greater, thereby improving the cleaning efficiency of the cleaning head 100. Moreover, the through hole 411 has a simple structure, which is advantageous for processing the second cleaning member 4. In addition, the through holes 411 and the adjacent bristle groups 421 are not affected by each other, so that the advantages of cleaning teeth, slits between teeth and invisible orthodontic braces of the bristles are exerted to the greatest extent, and the advantages of cleaning places where the bristles are difficult to enter, such as gingival sulcus and slit impaction of the teeth of the pet are also exerted to the greatest extent.

According to some embodiments of the utility model, the first cleaning member 3 and the second cleaning member 4 are each soft rubber members. Therefore, when the cleaning nozzle 100 is used, the inlets of the first cleaning part 3 and the second cleaning part 4 are milder to the gums of the pets, and the soft rubber piece is durable, so that the service lives of the first cleaning part 3 and the second cleaning part 4 can be prolonged, and the service lives of the cleaning nozzle 100 and the tooth irrigator can be prolonged. In addition, the first cleaning part 3 and the second cleaning part 4 are not easy to scratch the texture of the inner wall of the invisible orthodontic dental socket, so that the damage of the first cleaning part 3 and the second cleaning part 4 to the invisible orthodontic dental socket is reduced, and the service life of the invisible orthodontic dental socket is prolonged. In addition, the soft rubber piece has certain elasticity, and the first cleaning part 3 and the second cleaning part 4 can deform in the use process, so that the first cleaning part 3 and the second cleaning part 4 are more beneficial to cleaning the position of the invisible orthodontic tooth socket, which is difficult to clean.

Further, referring to fig. 1, 2, and 4 to 6, the head body 1 includes a first body section 12 and a second body section 13, the shield 2 is connected to the second body section 13, the first body section 12 is connected to an end of the second body section 13 remote from the shield 2, and a central axis of the first body section 12 is perpendicular to a central axis of the second body section 13. For example, in the example of fig. 1 and 2, the first body section 12 extends in the up-down direction, the second body section 13 extends in the left-right direction, and the second body section 13 is connected between the shield 2 and the first body section 12. Therefore, by arranging the central axis of the first main body section 12 and the central axis of the second main body section 13 to be mutually perpendicular, when the cleaning nozzle 100 is used for upper teeth or lower teeth of pets, the holding direction of the nozzle main body 1 cannot be greatly changed, the operation of a user is convenient, the optimal human-machine experience under different scenes can be met, and the comfort level of the operation of the user is higher. Of course, an acute angle or an obtuse angle may be provided between the central axis of the first body section 12 and the central axis of the second body section 13, so that the cleaning nozzle 100 and the dental irrigator are convenient to use.

The dental irrigator according to the embodiment of the second aspect of the present utility model includes the cleaning spray head 100 according to the embodiment of the first aspect described above.

According to the tooth cleaning device provided by the embodiment of the utility model, the cleaning effect and the universality of the tooth cleaning device are improved by adopting the cleaning spray head 100, the use experience of a user is improved, and the service life of the tooth cleaning device is prolonged.

Other constructions and operations of the dental irrigator according to embodiments of the present utility model are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present utility model, it should be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "axial", "radial", "circumferential", 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 devices or elements 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 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.

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 (10)

1. A cleaning spray head, comprising:

the spray head comprises a spray head main body, wherein a flow guide channel is formed in the spray head main body;

the shielding piece is connected with one end of the spray head main body, at least one water outlet is formed in one side, adjacent to the spray head main body, of the shielding piece, the water outlet is communicated with the diversion channel, the shielding piece extends obliquely along the central axis of the water outlet and from one end of the spray head main body towards the direction away from the spray head main body, and the shielding piece extends obliquely towards the direction away from the central axis of the water outlet.

2. A cleaning spray head according to claim 1, wherein the shield extends in a straight or curved line from the end of the shield connected to the spray head body towards the other end of the shield in a direction away from the central axis of the water outlet.

3. The cleaning spray head of claim 1, wherein the plurality of water outlets are spaced apart.

4. A cleaning head according to claim 3, wherein a side of the shutter adjacent to the head main body has a connection portion connected to an inner peripheral wall of the shutter, the water outlet being provided at the connection portion, the cleaning head further comprising:

the first cleaning component comprises a plurality of first bristles, the first bristles are connected with the connecting part and extend along the axial direction of the water outlet, a plurality of water spraying channels are defined between the first bristles, the water spraying channels are opposite to the water outlet, and the water spraying channels are communicated with the water outlet.

5. The cleaning head of claim 4 wherein the first cleaning member has a width and a thickness that decrease gradually from an end of the shield that is connected to the head body toward the other end of the shield.

6. The cleaning head according to claim 4, wherein end portions of the plurality of first bristles remote from the connecting portion together constitute a cleaning portion, the cleaning portion being m-shaped in a width direction of the first cleaning member.

7. The cleaning head according to claim 4, wherein a side of the shutter remote from the head main body has a connection portion connected to an inner peripheral wall of the shutter, a plurality of the water outlets being formed on the connection portion, the cleaning head further comprising:

the second cleaning component comprises a cleaning body and bristle clusters, the cleaning body is connected with the connecting portion, a plurality of through holes are formed in the outer peripheral surface of the cleaning body, a cavity is formed in the cleaning body, the through holes are communicated with the water outlet through the cavity, the bristle clusters are arranged on the outer peripheral surface of the cleaning body, and the through holes and the bristle clusters are independent from each other.

8. The cleaning head of claim 7 wherein said bristle tufts comprise a plurality of groups of bristle sets spaced circumferentially about said cleaning body, each group of bristle sets comprising a plurality of second bristles spaced axially about said cleaning body, a plurality of said second bristles extending radially about said cleaning body, said through holes being located between adjacent groups of said bristle sets and extending axially about said cleaning body.

9. The cleaning head of claim 7 or 8, wherein the first cleaning member and the second cleaning member are each soft gel members.

10. A dental irrigator comprising a cleaning head according to any one of claims 1 to 9.