CN111529107A - Assembled self-contained dental irrigator - Google Patents

Abstract

The invention provides an assembled self-contained tooth flushing device, which comprises: a tooth flusher nozzle; the water inlet connector and the first clamping structure are arranged at the bottom end of the machine body in the height direction; multipurpose container, multipurpose container includes container body and container lid, the structure is held and is equipped with water supply interface and second card to the ascending top of container body direction of height, the ascending bottom of container body direction of height is opened so that the container body has unilateral open-ended holding chamber, the opening part in holding chamber is established to the container lid openable and closedly, the holding intracavity is equipped with draws the water pipe, draw water pipe integrated into one piece and extend along container body direction of height on the lateral wall in holding chamber, draw the ascending top and the water supply interface intercommunication of water pipe extending direction, draw the ascending bottom of water pipe extending direction and container lid clearance fit. The multifunctional water drawing device can save the storage space of the existing water drawing hose, and simultaneously can simultaneously store the nozzle and the machine body of the water drawing device into the multifunctional container without other storage tools during carrying through the design of volume and size difference, thereby reducing the overall size during carrying.

Description

Assembled self-contained dental irrigator

technical field

The invention relates to the technical field of dental irrigation, in particular to an assembled self-contained dental irrigation device.

Background technique

At present, the dental irrigator on the market generally has the problem of large size, which cannot be stored in the pocket, and an additional storage bag is required to store the nozzle and the dental irrigator body in the storage bag. In addition, some existing dental irrigators generally adopt a telescopic structure, which is pulled apart when in use and compressed back when not in use. However, this telescopic structure has limitations for the water inlet pipe. The water inlet pipe usually adopts the structural form of a silicone tube and a spring. Since the silicone tube and the spring have a certain volume, a certain height space must be reserved for the water inlet pipe after the irrigator is compressed.

SUMMARY OF THE INVENTION

In view of the above-mentioned shortcomings of the prior art, the technical problem to be solved by the present invention is to provide an assembled self-contained dental irrigator, the body and the multi-purpose container can be assembled and used quickly, and the multi-purpose container can accommodate the body and the dental irrigator nozzle. , save the storage space of the existing water hose, and at the same time, through the design of the difference in size, the nozzle and the body of the dental irrigator can be stored in the multi-purpose container at the same time when carrying, without other storage tools, reducing the overall size when carrying size.

In order to solve the above-mentioned technical problems, the present invention provides an assembled self-contained dental irrigator, comprising:

For the tooth piercing nozzle, one end of the piercing nozzle in the extending direction is the nozzle water outlet, and the other end in the extending direction of the piercing nozzle is the plug port;

The fuselage with the movement, the top of the fuselage in the height direction is provided with a water outlet interface for the insertion port of the nozzle of the tooth irrigator, and the bottom end in the height direction of the fuselage is provided with a water inlet interface and a first clamping structure;

The multi-purpose container includes a container body and a container cover. The top of the container body in the height direction is closed and is provided with a water supply interface that is docked with the water inlet interface of the fuselage and a second clamping structure that is snap-fitted with the first clamping structure of the fuselage. Two clamping structures, the bottom end of the container body in the height direction is open so that the container body has a accommodating cavity with an opening on one side, the container cover can be opened and closed at the opening of the accommodating cavity, and the accommodating cavity is provided with a suction cavity. The water pipe is integrally formed on the side wall of the accommodating cavity and extends along the height direction of the container body, the top end in the extending direction of the water drawing pipe is communicated with the water supply interface, and the bottom end in the extending direction of the water drawing pipe is gap-fitted with the container cover;

When carrying, the multi-purpose container constitutes a storage container, the nozzle and body of the dental irrigator are placed in the accommodation cavity of the container body, and the container cover is sealed at the opening of the accommodation cavity;

When in use, the multi-purpose container constitutes a liquid supply container, the first clamping structure of the body and the second clamping structure of the container body are clamped and connected, the water supply interface of the container body is aligned and communicated with the water inlet interface of the body, and the dental irrigator The plug port of the nozzle is installed on the water outlet of the fuselage, and the container cover is sealed at the opening of the accommodating cavity.

Preferably, the first holding structure includes a holding hook, the second holding structure includes a holding groove, and the holding hook is hooked and matched with the holding groove.

Preferably, the holding groove extends along a circular arc trajectory, the center of the circle corresponding to the circular arc trajectory coincides with the central axis of the water supply interface, one end in the extending direction of the holding groove is the hook-off end, and the holding groove in the extending direction The other end is the hook end.

Preferably, the number of the holding grooves and the number of the holding hooks are multiple and correspond one-to-one, and all the holding grooves are distributed on different circular trajectories of concentric circles.

Preferably, the groove bottom of the holding groove protrudes from the inner cavity wall of the accommodating cavity.

Preferably, the top of the container body in the height direction is further provided with a water injection structure that allows the dental irrigating fluid to flow into the accommodating cavity.

Preferably, the water injection structure includes a water injection hole opened on the container body and a water injection cover foldably sealed on the water injection hole.

Preferably, the water injection cover includes a cover plate portion hinged with the container body, an inner surface of the cover plate portion has a blocking boss portion adapted to the water injection hole, and the blocking boss portion is sleeved with an inner peripheral wall of the water injection hole. Water-filled sealing ring matched with liquid seal.

Preferably, the bottom end of the container body in the height direction is sleeved with a cover sealing ring that cooperates with the liquid seal of the container cover.

Preferably, the height of the multi-purpose container is adapted to the height of the fuselage, the cross-section of the multi-purpose container perpendicular to the height direction and the cross-section of the fuselage perpendicular to the height direction are both elliptical, and the The cross section is larger than the cross section of the fuselage perpendicular to the height direction.

As mentioned above, the assembled self-contained dental irrigator of the present invention has the following beneficial effects: in the present invention, the multi-purpose container can be used as both a storage container and a liquid supply container. When the user needs to carry the invented self-contained self-contained dental irrigator, a multi-purpose container is used to form a storage container, the nozzle of the dental irrigator and the body are placed in the accommodating cavity of the container body, and the container cover is sealed at the opening of the accommodating cavity , so that the user does not need to add additional storage tools, thereby improving the portability of the dental irrigator. When the user needs to use the assembled self-contained dental irrigator of the invention, a multi-purpose container is used to form a liquid supply container. The first clamping structure of the body is connected with the second clamping structure of the container body. The water inlet interface of the body is aligned and communicated, the plug port of the tooth irrigator nozzle is installed on the water outlet interface of the body, and the container cover is sealed at the opening of the accommodating cavity. After the user fills the multi-purpose container with the dental rinse, the user can rinse their teeth. More importantly, the water-draining tube is integrally formed on the side wall of the accommodating cavity and extends along the height direction of the container body. The top end of the water-draining tube in the extension direction is communicated with the water supply interface, and the bottom end of the water-draining tube in the extension direction is in the gap between the container cover. Cooperate. Integrate the water-draining tube into the side wall of the accommodating cavity, so that the multi-purpose container does not need to use the existing, independent water-draining hose, so that the assembled self-contained dental irrigator can save the storage of the water-draining hose when carrying it. Space; the bottom end of the water-draining pipe is gap-fitted with the container cover, so that the dental flushing liquid in the accommodating cavity can be drawn. In addition, compared with the telescopic punches currently on the market, the present invention can make the overall size of the dental punch smaller and the portability higher when the body size and the supply of dental flushing fluid are the same. . Therefore, the body and the multi-purpose container of the assembled self-contained dental irrigator of the present invention can be quickly assembled and used, and the multi-purpose container can accommodate the body and the nozzle of the dental irrigator, saving the storage space of the existing water-drawing hose, and at the same time passing the volume The size difference design, the nozzle and body of the dental irrigator can be stored in the multi-purpose container at the same time when carrying, without other storage tools, reducing the overall size when carrying.

Description of drawings

Fig. 1 shows the use state diagram of the assembled self-contained dental irrigator of the present invention;

Figure 2 shows a cross-sectional view of the assembled self-contained dental irrigator shown in Figure 1;

Figure 3 shows a schematic diagram of the assembly of the fuselage and the multi-purpose container;

Fig. 4 shows the storage state diagram of the assembled self-contained dental irrigator of the present invention;

Figure 5 shows the open state diagram of the multi-purpose container;

Figure 6 shows an exploded view of the multipurpose container shown in Figure 5;

FIG. 7 shows a top view of the second clamping structure of the multi-purpose container.

Component label description

1 irrigator nozzle

11 Nozzle outlet

12 plug-in ports

2 body

21 Water outlet

22 Water inlet

23 The first clamping structure

231 Card Holder Hook

3 Multipurpose containers

31 Container body

311 Cover seal

32 Container Lid

33 Water supply port

34 Second clamping structure

341 card holder

341a Unhooked end

341b Hook end

35 accommodating cavity

36 Drain pipe

37 Water injection structure

371 Water injection hole

372 Filling cap

372a Cover part

372b Blocking boss

372c Water Fill Seal

Detailed ways

The embodiments of the present invention are described below by specific embodiments, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

It should be noted that the structures, proportions, sizes, etc. shown in the accompanying drawings in this specification are only used to cooperate with the contents disclosed in the specification for the understanding and reading of those who are familiar with the technology, and are not intended to limit the implementation of the present invention. Restricted conditions, it does not have technical substantive significance, any structural modification, proportional relationship change or size adjustment, without affecting the effect that the present invention can produce and the purpose that can be achieved, should still fall within the present invention. The scope of the disclosed technical content can be covered. At the same time, the terms such as "up", "down", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description and clarity, and are not used to limit this specification. The implementable scope of the invention, and the change or adjustment of the relative relationship thereof, shall also be regarded as the implementable scope of the present invention without substantially changing the technical content.

As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the present invention provides an assembled self-contained dental irrigator, comprising:

For the tooth piercer nozzle 1, one end in the extending direction of the tooth piercing nozzle 1 is the nozzle water outlet 11, and the other end in the extending direction of the tooth piercing nozzle 1 is the plug port 12;

The fuselage 2 with the movement, the top of the fuselage 2 in the height direction is provided with a water outlet port 21 for installing the plug port 12 of the irrigator nozzle 1, and the bottom end of the fuselage 2 in the height direction is provided with a water inlet port 22 and the first clamping structure 23;

The multi-purpose container 3 includes a container body 31 and a container cover 32. The top of the container body 31 in the height direction is closed and is provided with a water supply port 33 that is docked with the water inlet port 22 of the body 2 and a water supply port 33 that is matched with the water inlet port 22 of the body 2. A second clamping structure 34 with a clamping structure 23 snap-fitted, the bottom end of the container body 31 in the height direction is open so that the container body 31 has a accommodating cavity 35 open on one side, and the container cover 32 can be opened and closed. At the opening of the accommodating cavity 35, the accommodating cavity 35 is provided with a water-draining pipe 36. The water-draining pipe 36 is integrally formed on the side wall of the accommodating cavity 35 and extends along the height direction of the container body 31. The top end communicates with the water supply port 33, and the bottom end in the extending direction of the water-draining pipe 36 is in clearance fit with the container cover 32;

When carrying, the multi-purpose container 3 constitutes a storage container, the tooth punch nozzle 1 and the body 2 are placed in the accommodating cavity 35 of the container body 31, and the container cover 32 is sealed at the opening of the accommodating cavity 35;

When in use, the multi-purpose container 3 constitutes a liquid supply container, the first clamping structure 23 of the main body 2 and the second clamping structure 34 of the container body 31 are clamped and connected, and the water supply interface 33 of the container body 31 is connected with the inlet of the main body 2. The water ports 22 are aligned and communicated, the plug port 12 of the irrigator nozzle 1 is installed on the water outlet port 21 of the body 2 , and the container cover 32 is sealed at the opening of the accommodating cavity 35 .

In the present invention, the multipurpose container 3 can be used as both a storage container and a liquid supply container. When the user needs to carry the assembled self-contained dental irrigator of the invention, the multi-purpose container 3 constitutes a storage container, the dental irrigator nozzle 1 and the body 2 are placed in the accommodating cavity 35 of the container body 31, and the container cover 32 is sealed at the At the opening of the accommodating cavity 35, the user does not need to add additional storage tools (such as storage bags and storage boxes), thereby improving the portability of the dental irrigator. When the user needs to use the assembled self-contained dental irrigator of the invention, the multi-purpose container 3 constitutes a liquid supply container. The first clamping structure 23 of the body 2 and the second clamping structure 34 of the container body 31 are clamped and connected. The water supply port 33 of 31 is aligned and communicated with the water inlet port 22 of the fuselage 2, the plug port 12 of the irrigator nozzle 1 is installed on the water outlet port 21 of the fuselage 2, and the container cover 32 is sealed at the opening of the accommodating cavity 35. place. After the user fills the multi-purpose container 3 with a dental rinsing solution (the dental irrigating solution can be pure water or oral care liquid), the user can rinse his teeth. More importantly, the water-draining tube 36 is integrally formed on the side wall of the accommodating cavity 35 and extends along the height direction of the container body 31. The top of the The bottom end is a clearance fit with the container lid 32 . The water-drawing tube 36 is integrated into the side wall of the accommodating cavity 35, so that the multi-purpose container 3 does not need to use the existing, independent water-drawing hose, so that the assembled self-contained dental irrigator can save water when it is carried. The storage space for the hose; the bottom end of the water-draining tube 36 is in clearance fit with the container cover 32 , so that the dental flushing liquid in the accommodating cavity 35 can be drawn. In addition, compared with the telescopic punches currently on the market, the present invention can make the overall size of the dental punch smaller and more portable when the size of the body 2 and the supply of dental flushing fluid are the same. high. Therefore, the body 2 and the multi-purpose container 3 of the assembled self-contained dental irrigator of the present invention can be quickly assembled and used, and the multi-purpose container 3 can accommodate the body 2 and the dental irrigator nozzle 1, and the storage of the existing water-drawing hose is omitted. At the same time, through the design of the difference in size, the nozzle and the body of the dental irrigator can be stored in a multi-purpose container at the same time, without other storage tools, reducing the overall size when carrying.

As shown in FIG. 4 , as a storage method of the above-mentioned assembled self-contained dental irrigator: after the irrigating is completed or when not in use, the first clamping structure 23 of the body 2 and the second clamping structure of the container body 31 are firstly clamped. The holding structures 34 are disengaged from each other, and then the nozzle 1 of the dental punch is removed from the body 2, then the multi-purpose container 3 is inverted so that the opening of the accommodating cavity 35 faces upwards, and then the container cover 32 is opened, and the body 2 and the punch are separated. The nozzle 1 is put into the accommodating cavity 35 of the container body 31, and finally the container cover 32 is closed, and the entire accommodating action is completed.

As shown in FIG. 3 , as a method of using the above-mentioned self-contained self-contained dental irrigator: when in use, first open the container cover 32, and remove the body 2 and the dental irrigator nozzle 1 from the accommodating cavity 35 of the container body 31. Take out, and then make the first clamping structure 23 of the body 2 and the second clamping structure 34 of the container body 31 to be mutually clamped, and align the water supply interface 33 of the container body 31 and the water inlet interface 22 of the body 2 with each other, Next, install the dental irrigator nozzle 1 on the body 2, then inject dental flushing liquid into the accommodating cavity 35 of the container body 31, close the container cover 32 so that the multi-purpose container 3 constitutes a liquid supply container; finally start the body 2 , the irrigating liquid stored in the multi-purpose container 3 flows through the body 2 and the irrigator nozzle 1 in sequence, and then is ejected from the nozzle water outlet 11 of the irrigator nozzle 1 .

The container body 31 and the container cover 32 can be independent of each other, or can be integrated into one body through an integral molding process. As shown in FIG. 5 , for example, as an integral molding process of the above-mentioned multi-purpose container 3: the container body 31 and the container cover 32 are integrally formed by an injection molding process, and the container cover 32 is connected to the container body 31 through a repeatedly bendable connecting material structure. . With this arrangement, the integrity is high, and the container cover 32 is not easily lost.

There are various ways of opening and closing the container lid 32 . For example, one side of the container cover 32 is hinged with the container body 31 , and the other side of the container cover 32 is snap-fitted with the container body 31 . For example, opposite sides of the container cover 32 are snap-fitted with the container body 31 .

As shown in FIG. 3 , FIG. 4 , FIG. 5 and FIG. 6 , in order to facilitate the detachable connection of the body 2 and the multi-purpose container 3 , the first clamping structure 23 includes a clamping hook 231 , and the second clamping structure 34 includes a clamping hook 231 . In the holding groove 341 , the holding hook 231 is hooked and matched with the holding groove 341 .

As shown in FIG. 3 and FIG. 7 , in order to clamp the above-mentioned body 2 and the multi-purpose container 3 by screwing, the above-mentioned clamping groove 341 extends along a circular arc trajectory, and the center of the circle corresponding to the circular arc trajectory is the center of the water supply port 33 . The axes are coincident, one end of the holding groove 341 in the extending direction is the hook-off end 341a, and the other end in the extending direction of the holding groove 341 is the locking hook end 341b. When in use, first insert the water inlet port 22 of the body 2 into the water supply port 33 of the container body 31 , and make the retaining hook 231 extend into the unhooking end 341a of the retaining groove 341 , and then make the body 2 use the water supply port 33 The central axis is the rotation center and rotates relative to the multi-purpose container 3 until the hook 231 slides to the hook end 341b of the hook 341 along the extending direction of the slot 341 . At this time, the body 2 and the multi-purpose container 3 are relatively fixed, so that the assembled self-contained dental irrigator can work normally. When it is necessary to separate the body 2 and the multi-purpose container 3 , it is only necessary to slide the holding hook 231 along the extending direction of the holding groove 341 from the locking hook end 341b to the unhooking end 341a.

As shown in FIG. 7 , in order to improve the holding stability between the above-mentioned body 2 and the multi-purpose container 3, the number of the above-mentioned holding grooves 341 and the number of holding hooks 231 are multiple and correspond one-to-one. The grooves 341 are distributed on different circular trajectories of concentric circles.

As shown in FIG. 5 , since dental flushing liquid may remain in the accommodating cavity 35 of the container body 31 after the piercing is completed, the groove bottom of the holding groove 341 protrudes from the inner cavity wall of the accommodating cavity 35 . In this way, as shown in FIG. 4 , when it is necessary to carry the assembled self-contained dental irrigator of the present invention, the container body 31 is inverted, the body 2 is put into the accommodating cavity 35 of the container body 31, and the holding groove 341 constitutes a bottom pad block, so that the body 2 is not connected to the inner cavity wall of the accommodating cavity 35 (the inner cavity wall of the accommodating cavity 35 is the bottom inner wall of the accommodating cavity 35 shown in FIG. 4 , or the top inner wall of the accommodating cavity 35 shown in FIG. cavity wall), so as to prevent the body 2 from being impregnated by dental irrigating fluid.

As shown in FIG. 1 and FIG. 2 , in order to facilitate the user to inject dental irrigating liquid into the accommodating cavity 35 when holding the multi-purpose container 3, the top of the container body 31 in the height direction is also provided with a setting to allow the irrigating liquid to flow into the accommodating cavity. 35 of the water injection structure 37.

As shown in FIG. 6 , in order to facilitate opening or closing of the water injection structure 37 , the water injection structure 37 includes a water injection hole 371 opened on the container body 31 and a water injection cover 372 foldably sealed on the water injection hole 371 . In order to improve the liquid-tightness of the water injection structure 37 when it is closed, the water injection cover 372 includes a cover plate portion 372a hinged to the container body 31 , and the inner side surface of the cover plate portion 372a has a blocking boss adapted to the water injection hole 371 . A water injection sealing ring 372c is sleeved on the sealing boss portion 372b, which is liquid-tightly matched with the inner peripheral wall of the water injection hole 371 .

In order to improve the liquid tightness of the container cover 32 when it is closed, and to prevent the container cover 32 from being separated from the container body 31 . The bottom end of the container body 31 in the height direction is sleeved with a cover sealing ring 311 that is liquid-tightly matched with the container cover 32 .

In order to improve the user's holding comfort, the height of the above-mentioned multi-purpose container 3 is adapted to the height of the fuselage 2, and the cross-section of the multi-purpose container 3 perpendicular to the height direction and the cross-section of the fuselage 2 perpendicular to the height direction are both elliptical , and the cross section of the multi-purpose container 3 perpendicular to the height direction is larger than the cross section of the fuselage 2 perpendicular to the height direction.

To sum up, in the assembled self-contained dental irrigator of the present invention, the body and the multi-purpose container can be quickly assembled and used, and the multi-purpose container can accommodate the body and the dental irrigator nozzle, and the storage of the existing water-drawing hose is omitted. Space, no other storage tools are required, and the overall size is reduced when carrying. Therefore, the present invention effectively overcomes various shortcomings in the prior art and has high industrial utilization value.

The above-mentioned embodiments merely illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed in the present invention should still be covered by the claims of the present invention.

Claims (10)

1. a self-contained tooth irrigator for assembling, is characterized in that, comprises: A tooth-flushing nozzle (1), one end of the dental-flushing nozzle (1) in the extending direction is a nozzle water outlet (11), and the other end in the extending direction of the dental-flushing nozzle (1) is a plug port (12); A body (2) having a movement, the top of the body (2) in the height direction is provided with a water outlet port (21) for installing the plug port (12) of the nozzle (1) of the dental flusher, and the body (2) The bottom end in the height direction is provided with a water inlet port (22) and a first clamping structure (23); A multi-purpose container (3), the multi-purpose container (3) comprises a container body (31) and a container cover (32), the top of the container body (31) in the height direction is closed and is provided with a water inlet interface (22) with the body (2) ) The water supply port (33) that is butt-fitted and the second holding structure (34) that is snap-fitted with the first holding structure (23) of the body (2), the bottom end of the container body (31) in the height direction is open So that the container body (31) has an accommodating cavity (35) open on one side, the container cover (32) can be opened and closed at the opening of the accommodating cavity (35), and the accommodating cavity (35) is provided with The water-draining pipe (36) is integrally formed on the side wall of the accommodating cavity (35) and extends along the height direction of the container body (31), and the top of the water-draining pipe (36) in the extending direction is connected to the water supply interface (33) ) is connected, and the bottom end in the extending direction of the water-draining pipe (36) is in clearance fit with the container cover (32); When carrying, the multi-purpose container (3) constitutes a storage container, the irrigator nozzle (1) and the body (2) are placed in the accommodation cavity (35) of the container body (31), and the container cover (32) is sealed at the opening of the accommodating cavity (35); When in use, the multi-purpose container (3) constitutes a liquid supply container, the first clamping structure (23) of the body (2) and the second clamping structure (34) of the container body (31) are clamped and connected, and the container body ( The water supply port (33) of 31) is aligned and communicated with the water inlet port (22) of the fuselage (2). ), the container cover (32) is sealed at the opening of the accommodating cavity (35). 2. The assembled self-contained dental irrigator according to claim 1, wherein the first holding structure (23) comprises a holding hook (231), and the second holding structure (34) comprises a holding hook (231) The holding groove (341), the holding hook (231) is hooked and matched with the holding groove (341). 3. The assembled self-contained dental punch according to claim 2, characterized in that: the holding groove (341) extends along a circular arc trajectory, and the center of the circle corresponding to the circular arc trajectory is the same as the water supply interface (33). The central axes coincide, one end of the holding groove (341) in the extending direction is the hook-off end (341a), and the other end of the holding groove (341) in the extending direction is the locking hook end (341b). 4. The assembled self-contained dental irrigator according to claim 3, wherein the number of the holding grooves (341) and the number of the holding hooks (231) are multiple and correspond one-to-one, and all The holding grooves (341) are distributed on different circular tracks of concentric circles. 5 . The assembled self-contained dental irrigator according to claim 2 , wherein the groove bottom of the holding groove ( 341 ) protrudes from the inner cavity wall of the accommodating cavity ( 35 ). 6 . 6. The assembled self-contained dental irrigator according to claim 1, characterized in that: the top of the container body (31) in the height direction is further provided with a water injection structure that allows the dental irrigating liquid to flow into the accommodating cavity (35) (37). 7. The assembled self-contained dental irrigator according to claim 6, characterized in that: the water injection structure (37) comprises a water injection hole (371) opened in the container body (31) and a water injection hole (371) openable and closed in The water filling cover (372) on the water filling hole (371). 8. The assembled self-contained dental irrigator according to claim 7, wherein the water filling cover (372) comprises a cover plate portion (372a) hinged to the container body (31), the cover plate portion (372a) There is a blocking boss (372b) on the inner side of the water injection hole (371), and the blocking boss (372b) is sleeved with a water injection seal that cooperates with the liquid seal on the inner peripheral wall of the water injection hole (371). Circle (372c). 9. The assembled self-contained dental irrigator according to claim 1, characterized in that: the bottom end of the container body (31) in the height direction is sleeved with a cover sealing ring that is liquid-tightly matched with the container cover (32). (311). 10. The assembled self-contained dental irrigator according to claim 1, wherein the height of the multi-purpose container (3) is adapted to the height of the fuselage (2), and the multi-purpose container (3) is perpendicular to the height The direction cross section and the cross section of the fuselage (2) perpendicular to the height direction are both elliptical, and the cross section of the multi-purpose container (3) perpendicular to the height direction is larger than the cross section of the fuselage (2) perpendicular to the height direction.

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