CN219021643U

CN219021643U - Aerated tooth-flushing device

Info

Publication number: CN219021643U
Application number: CN202223284858.4U
Authority: CN
Inventors: 陈敏珊; 郭永辉; 苏章盛; 潘梅芳
Original assignee: Guangzhou Shuke Industrial Co ltd
Current assignee: Guangzhou Shuke Industrial Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-05-16
Anticipated expiration: 2032-12-06

Abstract

The application discloses a tooth-flushing device capable of being aerated, wherein a gas-liquid mixing piece and an air pump component are arranged in the tooth-flushing device; the inside of the gas-liquid mixing piece is a solution cavity, one side of the gas-liquid mixing piece is provided with a gas inlet, the gas inlet is communicated with the gas pump component, and the gas pump component comprises a gas pump, a gas inlet end cover and a valve plate; one end of the air inlet end cover is communicated with the air pump, the other end of the air inlet end cover is provided with an air guide port and is communicated with the air inlet, and a sealed slow flow cavity is formed between the air guide port and the air inlet; the valve plate is abutted with the air inlet end cover to seal the air guide opening; when the air pump works, the air flow pumped by the air guide port drives the valve plate to elastically deform, and the air flow enters the slow flow cavity and enters the solution cavity through the air inlet to be mixed with liquid; thereby solved current gas-liquid and mixed the tooth ware and easily appeared gas-liquid mixing inhomogeneous, and in the pipeline seepage of liquid through the air pump was to the air pump, influenced the technical problem of the life of product.

Description

Aerated tooth-flushing device

Technical Field

The application relates to the technical field of tooth flushers, in particular to an inflatable tooth flusher.

Background

As people's attention to dental health increases, various dental cleaning devices come into the line of sight of people. The tooth-flushing device is an auxiliary tool for cleaning the oral cavity, and the food scraps in tooth gaps are cleaned by the impact force of high-speed water columns sprayed under a certain pressure.

One of the key points of the tooth flusher is how to balance the water jet pressure and the cleaning effect; when the pressure of the water jet is higher, the cleaning effect is natural and better, and food residues which are difficult to clean at the gap can be thoroughly washed; however, the higher the pressure of the water jet, the stronger the stimulation to the oral cavity sensitive tissues such as gums and the like; therefore, people develop a tooth-washing device with mixed gas and liquid, the gas pumped by the gas pump is fused with the liquid in the solution cavity to form a water column with bubbles, so that the pressure is soft, teeth are protected, and the liquid utilization efficiency is high; in the existing gas-liquid mixing tooth-flushing device, the gas flow of the air pump is directly led into the solution cavity to be mixed with the liquid, so that the phenomenon of non-uniform gas-liquid mixing is easy to occur, and the liquid is easy to leak into the air pump through the pipeline of the air pump, so that the service life of a product is influenced.

Disclosure of Invention

The utility model aims to solve the technical problems and provide the inflatable tooth flusher which is fully mixed with gas and liquid and is not easy to leak liquid.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

an inflatable tooth-flushing device, wherein a gas-liquid mixing piece and an air pump component are arranged in the tooth-flushing device; an air inlet is formed in one side of the internal solution cavity of the gas-liquid mixing piece, the air inlet is communicated with the air pump component, and the air pump component comprises an air pump, an air inlet end cover and a valve plate; one end of the air inlet end cover is communicated with the air pump, the other end of the air inlet end cover is provided with an air guide port and is communicated with the air inlet, and a sealed slow flow cavity is formed between the air guide port and the air inlet; the valve plate is abutted with the air inlet end cover to seal the air guide opening; when the air pump works, the air flow pumped by the air guide port drives the valve plate to elastically deform, the air flow enters the slow flow cavity, and the air flow enters the solution cavity through the air inlet to be mixed with liquid.

In the application, the inner cavity of the gas-liquid mixing piece is a gas-liquid mixed solution cavity, the air pump component is communicated with the air inlet, and air flow is led into the solution cavity to be mixed with liquid, so that water columns sprayed out by the tooth flusher are provided with bubbles; the air pump is communicated with the air inlet through the air inlet end cover, and a slow flow cavity is formed between the air guide port and the air inlet; when the air pump stops working, the valve plate is abutted against the air inlet end cover and seals the air guide port, in this state, the valve plate enables the inside of the air inlet end cover to be in a sealing state, and liquid in the solution cavity cannot leak into the air guide port and flow back into the air pump; the slow flow cavity is in a sealing state, so that liquid cannot leak to other parts in the tooth-flushing device, and normal use of the tooth-flushing device is ensured; because the valve block can produce elastic deformation, when the air pump during operation, the valve block produces elastic deformation under the drive of air current, and the one side that is away from the air guide mouth removes, and the air current is unrestricted back gets into slow flow chamber, flows into solution intracavity through slow flow chamber again through the air inlet in order and liquid intensive mixing for gas-liquid misce bene forms the endless bubble, improves the result of use of product.

Preferably, the gas-liquid mixing piece is provided with a mounting groove at the outer side of the gas inlet, the gas inlet end cover is fixed in the mounting groove through threaded connection, and a sealed slow flow cavity is formed between the gas guide port and the bottom of the mounting groove.

Preferably, a positioning block is arranged at the top of the mounting groove, a positioning hole is arranged at a position corresponding to the air inlet end cover, the air inlet end cover is inserted into the mounting groove, and the positioning block is inserted into the positioning hole.

Preferably, the mounting groove is toward the direction of the air inlet is provided with a slow flow groove, a slow flow cavity is formed between the slow flow groove and the air guide opening, the slow flow groove is provided with an extension wall which encloses and shields the air inlet, and the extension wall is provided with a notch so as to be communicated with the air inlet.

Preferably, the height of the extension wall is smaller than the height of the flow-retarding groove. To ensure that the valve sheet has sufficient deformation space.

Preferably, the valve plate is abutted with the bottom of the mounting groove and fixed to the mounting groove under the limit of the air inlet end cover; the valve plate is provided with an arc-shaped opening to form a sealing part with elastic deformation, and the sealing part covers the air guide port; the arc-shaped opening corresponds to the slow flow groove.

Preferably, the size of the sealing part is larger than the inner diameter of the extension wall, when the air pump works, the sealing part elastically deforms and is abutted against the extension wall, so that the air flow flows into the slow flow groove and then flows to the air inlet through the notch.

Preferably, the air inlet end cover is provided with an empty-avoiding groove around the air guide port, and the size of the empty-avoiding groove is larger than that of the sealing part; and a sealing ring is arranged between the air inlet end cover and the mounting groove. The empty-avoiding groove reduces the weight of the air inlet end cover and also increases the cavity between the slow-flow groove and the air inlet end cover.

Preferably, a limiting wall is arranged in the mounting groove, and one side edge of the valve plate is consistent with the contour of the limiting wall. The valve plate is convenient to install.

Preferably, the valve plate is a membrane made of polyimide material.

Drawings

FIG. 1 is an overall cross-sectional view of an inflatable dental irrigation device according to the present utility model;

FIG. 2 is an exploded view of the gas-liquid mixing member and the air pump assembly according to the present utility model;

FIG. 3 is a structural sectional view showing an installation state of the air pump assembly according to the present utility model;

FIG. 4 is a schematic view of a mounting groove according to the present utility model;

fig. 5 is a schematic structural view of a valve plate in an abutting state with an air inlet end cover;

fig. 6 is a schematic structural diagram of an air inlet end cover provided by the utility model.

Detailed Description

The embodiment of the application provides a but aeration formula tooth-flushing device for in solving current gas-liquid mixing tooth-flushing device, because the air current of air pump is direct to be led into solution chamber and liquid mixing, not only the inhomogeneous phenomenon of gas-liquid mixing easily appears, and in the pipeline seepage of liquid through the air pump to the air pump, influenced the technical problem of the life of product.

In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the embodiments described below are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Referring to fig. 1, an embodiment of the present application provides an inflatable dental irrigator, in which a gas-liquid mixing member 100 and an air pump 200 are disposed; an air inlet 120 is arranged at one side of the internal solution cavity 110 of the gas-liquid mixing piece 100, the air inlet 120 is communicated with an air pump 200 component, and the air pump 200 component comprises an air pump 200, an air inlet end cover 300 and a valve plate 400; one end of the air inlet end cover 300 is communicated with the air pump 200, the other end is provided with an air guide port 310 and is communicated with the air inlet 120, and a sealed slow flow cavity 130 is formed between the air guide port 310 and the air inlet 120; valve plate 400 abuts against air inlet end cover 300 to seal air guide port 310; when the air pump 200 is operated, the air flow pumped by the air guide port 310 drives the valve plate 400 to elastically deform, and the air flow enters the slow flow cavity 130 and enters the solution cavity 110 through the air inlet 120 to be mixed with the liquid.

Specifically, the inside of the gas-liquid mixing piece 100 is a pipeline-shaped solution cavity 110, the bottom is a water pump connecting port, liquid is led into the solution cavity 110, the air inlet 120 is positioned in the middle of the gas-liquid mixing piece 100, the bottom is communicated with a nozzle of the tooth-rinsing device, and the gas and the liquid of the solution cavity 110 are sprayed out; the air pump 200 is communicated with the air inlet end cover 300 through a pipeline, an air guide port 310 for outputting air flow is arranged on one side of the air inlet end cover 300 opposite to the air inlet 120, and a gap exists between the air guide port 310 and the air inlet 120 to form a slow flow cavity 130 in a sealing state; the air inlet end cover 300 is abutted against the valve plate 400 at one side corresponding to the air inlet 120, and the valve plate 400 seals the air guide opening 310, so that the air inlet end cover 300 is in a sealing state, liquid is not easy to permeate into the air inlet end cover 300 and flows back into the air pump 200, the normal operation of the air pump 200 is affected, when the air pump 200 works, the air flow output by the air guide opening 310 drives the valve plate 400 to elastically deform, and the air flow inclines towards the direction of the air inlet 120, so that the air flow can enter the slow flow cavity 130; in this embodiment, the valve plate 400 is a film made of polyimide, so that the stability is good, the safety and durability are high, and the valve plate can be automatically reset to a state of sealing the air guide opening 310 after the air pump 200 stops generating air flow; under the control of the valve plate 400, the air guide opening 310 can automatically change the opening and closing state according to the working state of the air pump 200, and other parts are not needed to operate, so that the structure is simple and the air guide opening can be reused; the air flow of the air guide opening 310 enters the slow flow cavity 130 and then sequentially enters the solution cavity 110 through the air inlet 120, and is fully mixed with the liquid, and the air flow flows in the slow flow cavity 130 and then is input into the solution cavity 110, so that the air flow can be stably input into the solution cavity 110 and is fully mixed with the liquid, the sprayed water column has uniform bubbles, and the effect of a product is improved.

Referring to fig. 2 to 6, the gas-liquid mixing member 100 is provided with a mounting groove 140 at the outer side of the gas inlet 120, the gas inlet end cap 300 is fixed to the mounting groove 140 by screw connection, and a sealed slow flow cavity 130 is formed between the gas guide port 310 and the bottom of the mounting groove 140. The outside of air inlet 120 extends around air inlet 120 has annular mounting groove 140, and mounting groove 140 and the shape phase-match of air inlet end cover 300, and air inlet end cover 300 peg graft in mounting groove 140, and both sides pass through the screw locking to make air inlet end cover 300 installation firm, have the interval between the bottom of air guide port 310 and mounting groove 140, form sealed slow flow chamber 130, and the difficult seepage of liquid is to other parts inside the tooth-flushing device, and ensures that the velocity of flow of air current is stable.

Further, a positioning block 141 is disposed at the top of the mounting groove 140, a positioning hole 320 is disposed at a position corresponding to the air inlet end cap 300, the air inlet end cap 300 is inserted into the mounting groove 140, and the positioning block 141 is inserted into the positioning hole 320. The bottom of the installation groove 140 extends upwards towards the lower side to form a square positioning block 141, the air inlet end cover 300 is inserted into the installation groove 140, the end part of the air inlet end cover is sealed at the bottom of the installation groove 140, the position of the end part corresponding to the positioning block 141 is provided with an opening to form a positioning hole 320, and the positioning block 141 and the positioning hole 320 are aligned to facilitate the installation of the air inlet end cover 300.

Further, the installation groove 140 is provided with a flow-retarding groove 142 toward the direction of the air inlet 120, a flow-retarding cavity 130 is formed between the flow-retarding groove 142 and the air guide opening 310, the flow-retarding groove 142 is provided with an extending wall 1421 enclosing the air inlet 120, and the extending wall 1421 is provided with a notch 1421a for communicating with the air inlet 120. The height of the extension wall 1421 is less than the height of the creep groove 142. The bottom of the mounting groove 140 is provided with a flow-retarding groove 142 towards the direction of the air inlet 120, the extending wall 1421 is annular and is arranged in the middle of the flow-retarding groove 142 and is enclosed in the air inlet 120, the lower side of the extending wall 1421 is provided with a notch 1421a which is communicated with the flow-retarding groove 142 and the air inlet 120, the height of the extending wall 1421 is smaller than that of the flow-retarding groove, and when the valve plate 400 is elastically deformed under the driving of air flow, a deformation space of the valve plate 400 is formed between the top surface of the extending wall 1421 and the bottom of the mounting groove 140; after entering the flow-retarding groove 142, the air flows into the air inlet 120 through the notch 1421a, and is stably and orderly input into the solution cavity 110.

Further, the valve plate 400 is abutted against the bottom of the mounting groove 140, and is fixed to the mounting groove 140 under the limit of the air inlet end cover 300; the valve plate 400 is provided with an arc opening 410 to form a sealing part 420 with elastic deformation, and the sealing part 420 covers the air guide port 310; the arcuate opening 410 corresponds to the relief trough 142. The valve plate 400 is fixed in the mounting groove 140 under the limit of the mounting groove 140 and the air inlet end cover 300, so that the processing procedure is reduced; the arc opening 410 provided on the valve plate 400 forms a semi-separated sealing part 420 in the middle, when the valve plate 400 is abutted to the air inlet end cover 300, the sealing part 420 covers the air guide opening 310, when the air flow is output, the sealing part 420 is easy to generate elastic deformation, the size of the connecting section between the sealing part 420 and the main body is small, and the air flow can be reset quickly when the air flow stops.

Still further, the size of the sealing portion 420 is larger than the inner diameter of the extension wall 1421, when the air pump 200 is operated, the sealing portion 420 is elastically deformed and abuts against the extension wall 1421, so that the air flow enters the flow-retarding groove 142 and flows to the air inlet 120 through the notch 1421 a. The whole sealing part 420 is circular, and the size is greater than the internal diameter of the extension wall 1421, when the air pump 200 is driven by the air flow to elastically deform towards the extension wall 1421 and is abutted to the upper end of the extension wall 1421, the cavity inside the extension wall 1421 is sealed, so that the air flow enters the air inlet 120 through the notch 1421a, the flow direction of the air flow is kept stable, and under the support of the extension wall 1421, the deformation distance of the sealing part 420 is limited, the abrasion between the sealing part 420 and the main body connecting section is reduced, and the service life of the valve plate 400 is prolonged.

Further, the air inlet cover 300 is provided with a clearance groove 330 around the air guide opening 310, and the size of the clearance groove 330 is larger than that of the sealing part 420; a sealing ring 500 is installed between the intake end cap 300 and the installation groove 140. A limiting wall 143 is arranged in the mounting groove 140, and one side edge of the valve plate 400 is consistent with the contour of the limiting wall 143. The inside of the air inlet end cover 300 is an air flow channel, one end of the air inlet end cover 300 is communicated with the air pump 200 through a pipeline, the other end of the air inlet end cover is output through the air guide port 310, the air avoiding groove 330 is arranged outside the air flow channel in a surrounding mode, the whole weight of the air inlet end cover 300 is reduced, and the air avoiding groove 330 is larger than the sealing part 420 and is communicated with the slow flow groove 142 through the arc-shaped opening 410, so that the volume of the slow flow cavity 130 is increased; the upper side of the mounting groove 140 is transversely provided with a limiting wall 143, the upper side shape of the valve plate 400 is matched with the limiting wall 143, and the valve plate can be quickly positioned during mounting, so that the mounting time is saved; the outer wall of the air inlet end cap 300 is provided with a groove for embedding the sealing ring 500, and the sealing ring 500 ensures that the mounting groove 140 and the air inlet end cap 300 are in a sealing state, so that leakage of liquid or air flow is prevented.

In this embodiment, the air inlet end cover 300 is inserted into the mounting groove 140, and is aligned with the positioning hole 320 rapidly through the positioning block 141; the valve plate 400 is abutted with the air inlet end cover 300 and limited at the bottom of the mounting groove 140, the arc-shaped opening 410 forms a semi-separated sealing part 420, and the sealing part 420 covers the air guide port 310; the flow-retarding groove 142 is provided with an extension wall 1421, a notch 1421a is arranged on the lower side of the extension wall 1421 and is communicated with the air inlet 120, when the air pump 200 pumps out air flow, the sealing part 420 of the valve plate 400 is elastically deformed and is abutted to the bottom of the extension wall 1421, the air flow is communicated with the air inlet 120 in the flow-retarding groove 142 through the notch 1421a, and enters the solution cavity 110 to be fully mixed with liquid, so that uniform and dense bubbles are formed, and the use effect of the product is improved.

Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.

Claims

1. An inflatable tooth-flushing device, wherein a gas-liquid mixing piece and an air pump component are arranged in the tooth-flushing device; the inside of the gas-liquid mixing piece is a solution cavity, one side of the gas-liquid mixing piece is provided with a gas inlet, and the gas inlet is communicated with the gas pump component, and the gas pump component is characterized by comprising a gas pump, a gas inlet end cover and a valve plate; one end of the air inlet end cover is communicated with the air pump, the other end of the air inlet end cover is provided with an air guide port and is communicated with the air inlet, and a sealed slow flow cavity is formed between the air guide port and the air inlet; the valve plate is abutted with the air inlet end cover to seal the air guide opening; when the air pump works, the air flow pumped by the air guide port drives the valve plate to elastically deform, the air flow enters the slow flow cavity, and the air flow enters the solution cavity through the air inlet to be mixed with liquid.

2. The inflatable tooth-rinsing device as claimed in claim 1, wherein the air-liquid mixing member is provided with a mounting groove at the outer side of the air inlet, the air inlet end cover is fixed to the mounting groove through threaded connection, and a sealed slow flow cavity is formed between the air guide opening and the bottom of the mounting groove.

3. The inflatable tooth cleaner according to claim 2, wherein a positioning block is arranged at the top of the mounting groove, a positioning hole is arranged at a position corresponding to the air inlet end cover, the air inlet end cover is inserted into the mounting groove, and the positioning block is inserted into the positioning hole.

4. The inflatable tooth cleaner according to claim 2, wherein the installation groove is provided with a flow-retarding groove towards the direction of the air inlet, the flow-retarding cavity is formed between the flow-retarding groove and the air guide opening, the flow-retarding groove is provided with an extending wall for enclosing the air inlet, and the extending wall is provided with a notch for communicating with the air inlet.

5. The inflatable dental bumper of claim 4, wherein the extension wall has a height that is less than a height of the flow-retarding trough.

6. The inflatable dental impactor of claim 4, wherein said valve plate is in abutment with the bottom of said mounting groove and secured to the bottom of said mounting groove with the limit of said air intake end cap; the valve plate is provided with an arc-shaped opening to form a sealing part with elastic deformation, and the sealing part covers the air guide port; the arc-shaped opening corresponds to the slow flow groove.

7. The inflatable dental caries apparatus of claim 6 wherein said closure is sized to be greater than the inside diameter of said extension wall, said closure being elastically deformed when said air pump is in operation and abutting said extension wall to cause said air flow to flow through said gap to said air inlet after entering said slow flow channel.

8. The inflatable dental prophylaxis device of claim 6, wherein said air inlet cap is provided with a void-avoidance groove around said air guide opening, said void-avoidance groove having a size greater than a size of said closure; and a sealing ring is arranged between the air inlet end cover and the mounting groove.

9. An inflatable dental bumper according to any one of claims 6 to 8, wherein a retaining wall is provided in the mounting groove, and a side edge of the valve sheet conforms to the contour of the retaining wall.

10. The inflatable dental caries apparatus of claim 1 wherein said valve plate is a membrane made of polyimide material.