Spray pipe, nozzle structure and oral irrigator

Abstract

The utility model discloses a spray pipe, a nozzle structure and a water pick, the spray pipe comprises a shell and a water flow channel, and the water flow channel is arranged in the shell; a plurality of protruding blocks are arranged on the pipe wall in the water flow channel and arranged on the pipe wall in a staggered mode, and the protruding blocks can block liquid flowing into the water flow channel. A water inlet of the water flow channel communicates with the water supply device, and a water outlet of the water flow channel is used for enabling liquid flowing into the spray pipe to flow out. According to the first embodiment of the utility model, the spray pipe at least has the following beneficial effects that through the convex block in the water flow channel, after liquid provided by the water supply device of the oral irrigator flows into the water flow channel, the flow speed and the pressure of the liquid can be buffered, so that the oral cavity of a user can be prevented from being injured by urgent high-pressure water flow.

Description

Technical Field

[0001] The utility model relates to but is not limited to the field of oral cleaning instruments, and in particular to a spray pipe, a nozzle structure and a water flosser. Background Art

[0002] An oral irrigator is an instrument that uses high-pressure water to clean teeth. Its working principle is to pressurize water and spray it out in a small stream. This stream of water can penetrate the gaps between teeth and around braces to clean dental plaque and food residues. However, many existing oral irrigators have design defects and cannot control the flow rate of the water well. The water pressure and initial velocity of the water sprayed out when the oral irrigator is turned on are too high and too fast, causing damage to the user's oral cavity. Utility Model Content

[0003] The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims.

[0004] The embodiment of the utility model provides a nozzle, a nozzle structure and a water flosser, which can reduce the flow rate and pressure of water in the nozzle and prevent the high-pressure water flow from damaging the user's oral cavity.

[0005] In the first aspect, an embodiment of the utility model provides a nozzle, which includes a shell and a water flow channel, wherein the water flow channel is arranged inside the shell; a plurality of protrusions are arranged on the tube wall inside the water flow channel, and all the protrusions are staggered on the tube wall, and the protrusions can block the liquid flowing into the water flow channel; the water inlet of the water flow channel is connected to a water supply device, and the water outlet of the water flow channel is used to allow the liquid flowing into the nozzle to flow out.

[0006] The nozzle according to the embodiment of the first aspect of the utility model has at least the following beneficial effects: through the protrusion inside the water flow channel, the flow rate and pressure of the liquid provided by the water supply device of the water flosser can be reduced after flowing into the water flow channel, thereby preventing the high-pressure water flow from damaging the user's oral cavity.

[0007] According to some embodiments of the utility model, the housing is provided with an annular mounting groove on one side of the water inlet of the water flow channel, and the notch spacing of the mounting groove ranges from 3 mm to 5 mm.

[0008] According to some embodiments of the present invention, each of the protrusions is provided with a recess at a corresponding position on the housing, and the volume of the recess is the same as the volume of the protrusion.

[0009] According to some embodiments of the present utility model, the water outlet of the water flow channel is circular, and the pipe diameter of the water flow channel ranges from 6 mm to 11 mm.

[0010] In the second aspect, an embodiment of the utility model provides a nozzle structure, which includes a nozzle and the nozzle pipe described in the embodiment of the above aspect; the nozzle is connected to the water outlet of the water flow channel of the nozzle pipe, and the nozzle is detachably connected to the water outlet of the water flow channel.

[0011] The nozzle structure according to the embodiment of the second aspect of the utility model has at least the following beneficial effects: by arranging a nozzle on the nozzle pipe provided in the embodiment of the above aspect, the demand for reducing the flow rate and pressure of the water flow can be met, and it is also convenient for replacing the nozzle according to usage requirements.

[0012] According to some embodiments of the present invention, the shape of the nozzle is arc-shaped, and the curvature of the nozzle ranges from 130° to 160°.

[0013] According to some embodiments of the present invention, the shape of the nozzle is linear.

[0014] In a third aspect, an embodiment of the utility model provides a water flosser, comprising a water supply device and the nozzle structure described in the embodiment of the above aspect; the nozzle structure is connected to the water supply device.

[0015] The water flosser according to the third aspect of the utility model has at least the following beneficial effects: by setting the nozzle structure provided in the above-mentioned embodiment on the water flosser, it can meet the demand of reducing the flow rate and pressure of the water flow, and prevent the high-pressure water flow from damaging the user's oral cavity.

[0016] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by practicing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures specifically pointed out in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the technical solution of the utility model and constitute a part of the specification. Together with the embodiments of the utility model, they are used to explain the technical solution of the utility model and do not constitute a limitation on the technical solution of the utility model.

[0018] Figure 1 It is a partial enlarged view of a nozzle provided by an embodiment of the utility model;

[0019] Figure 2 This is one of the schematic diagrams of the nozzle structure provided by an embodiment of the utility model with an arc-shaped spray head installed;

[0020] Figure 3 This is the second schematic diagram of a nozzle structure provided by an embodiment of the utility model with an arc-shaped spray head installed;

[0021] Figure 4 It is a schematic diagram of a nozzle structure provided by an embodiment of the utility model with a linear spray head installed.

[0022] Description of the reference numerals: nozzle 100 , housing 110 , mounting groove 111 , pit 112 , water flow channel 120 , protrusion 121 , nozzle 200 . DETAILED DESCRIPTION

[0023] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0024] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] In the description of the utility model, if there is a description of first and second, it is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0026] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0027] It should be noted that the embodiments of the present application do not limit the improvement of any method, and the functions that can be implemented by the device or apparatus are only implemented based on the hardware architecture of the device or apparatus itself.

[0028] The following is a further description of the embodiments of the present invention in conjunction with the accompanying drawings.

[0029] Reference Figure 1~Figure 4The embodiment of the utility model discloses a nozzle 100, which includes a shell 110 and a water flow channel 120, wherein the water flow channel 120 is arranged inside the shell 110; a plurality of protrusions 121 are arranged on the tube wall inside the water flow channel 120, and all the protrusions 121 are staggered on the tube wall, and the protrusions 121 can block the liquid flowing into the water flow channel 120; the water inlet of the water flow channel 120 is connected to the water supply device, and the water outlet of the water flow channel 120 is used to allow the liquid flowing into the nozzle 100 to flow out.

[0030] Specifically, in the existing oral irrigator nozzle 100, the excessive impact water pressure may injure the gums, causing bleeding and resulting in a bad experience. Therefore, as shown in the figure, the embodiment of the utility model is provided with a plurality of bumps 121 on the inner wall of the water flow channel 120 inside the nozzle 100. These bumps 121 can force the path of the high-pressure water flow to change, slow down the high-pressure impact water, and prevent the excessive pressure water from rushing out and injuring the gums.

[0031] Reference Figure 2~Figure 4 According to some embodiments of the present invention, the housing 110 is provided with an annular mounting groove 111 on one side of the water inlet of the water flow channel 120, and the notch spacing of the mounting groove 111 is 3mm-5mm.

[0032] Specifically, the annular mounting groove 111 provided on the surface of the shell 110 in the embodiment of the utility model is used to facilitate the installation of the nozzle 100 on the fixing mechanism of the oral irrigator and to connect it with the water supply device of the oral irrigator.

[0033] Reference Figure 1~Figure 2 According to some embodiments of the present invention, each protrusion 121 is provided with a recess 112 at a corresponding position on the housing 110 , and the volume of the recess 112 is the same as that of the protrusion 121 .

[0034] Specifically, the nozzle 100 can be manufactured by applying a certain stress to the shell 110 to make a pit 112 on the surface of the shell 110, so that the shell 110 is recessed into the water flow channel 120 inside the nozzle 100, and the nozzle 100 provided in this embodiment can be obtained by using this manufacturing method. The nozzle 100 manufactured in this way is simple to manufacture and has a lower manufacturing cost.

[0035] According to some embodiments of the present invention, the water outlet of the water flow channel 120 is circular, and the diameter of the water flow channel 120 is 6 mm-11 mm.

[0036] Specifically, the embodiment of the utility model adjusts the diameter of the water outlet to 6-11 mm, which is wider than the width of the traditional water outlet. At the same time, combined with the nozzle 100 provided in the above-mentioned embodiment, the flow rate of the liquid sprayed from the nozzle 100 can be more effectively reduced.

[0037] Reference Figure 2~Figure 4 In the second aspect, an embodiment of the utility model provides a nozzle structure, which includes a nozzle 200 and a nozzle 100 of the above-mentioned embodiment; the nozzle 200 is connected to the water outlet of the water flow channel 120 of the nozzle 100, and the nozzle 200 is detachably connected to the water outlet of the water flow channel 120.

[0038] Specifically, in the nozzle structure provided by the embodiment of the utility model, the nozzle structure is composed of a nozzle 200 and a nozzle 100 capable of slowing down the water flow speed provided by the above-mentioned embodiment, which can slow down the water flow speed flowing into the nozzle structure to prevent the water flow from damaging the oral cavity. The nozzle 200 is designed to be detachable at will, and the user can replace the nozzle 200 of the desired shape or type according to needs.

[0039] Reference Figure 3~Figure 4 According to some embodiments of the present invention, the shape of the nozzle 200 is arc-shaped, and the curvature of the nozzle 200 is 130°~160°.

[0040] Specifically, in the embodiment of the utility model, the shape of the nozzle 200 can be set to be an arc, and the curvature of the nozzle 200 is 130°~160°, which can be more suitable for the user's oral cavity, making it more convenient for the user to use and providing more cleaning angles.

[0041] Reference Figure 2 According to some embodiments of the present invention, the shape of the nozzle 200 is linear.

[0042] Specifically, the nozzle 200 is designed to be linear, which can provide more cleaning angles for the oral irrigator.

[0043] In a third aspect, an embodiment of the utility model provides a water flosser, comprising a water supply device and the nozzle structure of the embodiment of the above aspect; the nozzle structure is connected to the water supply device.

[0044] The following is a specific embodiment of the present invention:

[0045] The embodiment of the utility model provides a water flosser nozzle 100 and a nozzle structure, wherein the nozzle 100 includes a housing 110 and a water flow channel 120, and a plurality of staggered protrusions 121 are provided on the inner tube wall of the water flow channel 120, which are used to block the flow of liquid, slow down the flow rate and pressure of the liquid, and prevent the liquid from hurting the user's oral cavity when it is sprayed out from the nozzle 100. The water inlet of the nozzle 100 is connected to the water supply device, the water outlet is used for the liquid to flow out, and an annular mounting groove 111 is provided on one side of the housing 110. The nozzle structure includes a nozzle 200 connected to the water outlet of the nozzle 100, and the nozzle 200 can be arc-shaped (130°~160° bending arc) or straight-line, and can be detachably connected. In addition, the water flosser as a whole includes a water supply device and the above-mentioned nozzle structure to achieve efficient liquid spraying.

[0046] The above is a specific description of the preferred implementation of the present invention, but the present invention is not limited to the above implementation mode. Technical personnel familiar with the field can also make various equivalent deformations or substitutions without violating the spirit of the present invention. These equivalent deformations or substitutions are all included in the scope defined by the claims of the present invention.

Claims

1. A nozzle, characterized in that: The nozzle includes a shell and a water flow channel, and the water flow channel is arranged inside the shell; a plurality of protrusions are arranged on the tube wall inside the water flow channel, and all the protrusions are staggered on the tube wall, and the protrusions can block the liquid flowing into the water flow channel; the water inlet of the water flow channel is connected to the water supply device, and the water outlet of the water flow channel is used to allow the liquid flowing into the nozzle to flow out.

2. The nozzle according to claim 1, characterized in that The shell is provided with an annular mounting groove on one side of the water inlet of the water flow channel, and the notch spacing of the mounting groove ranges from 3 mm to 5 mm.

3. The nozzle according to claim 1, characterized in that Each of the protrusions is provided with a concave pit at a corresponding position on the shell, and the volume of the concave pit is the same as the volume of the protrusion.

4. The nozzle according to claim 1, characterized in that The water outlet of the water flow channel is circular, and the pipe diameter of the water flow channel ranges from 6 mm to 11 mm.

5. A nozzle structure, characterized in that: The nozzle structure comprises a nozzle and the nozzle pipe according to any one of claims 1 to 4; the nozzle is connected to the water outlet of the water flow channel of the nozzle pipe, and the nozzle is detachably connected to the water outlet of the water flow channel.

6. The nozzle structure according to claim 5, characterized in that: The shape of the nozzle is arc-shaped, and the curvature of the nozzle ranges from 130° to 160°.

7. The nozzle structure according to claim 5, characterized in that: The shape of the nozzle is linear.

8. A water flosser, characterized in that: It comprises a water supply device and the nozzle structure according to any one of claims 5 to 7; the nozzle structure is connected to the water supply device.

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