CN220494500U

CN220494500U - Toothbrush or tooth-rinsing device with tooth-cleaning medium channel

Info

Publication number: CN220494500U
Application number: CN202321699656.8U
Authority: CN
Inventors: 李丐腾; 张脉来; 陆佳; 吴松; 赵广展
Original assignee: Shanghai Flyco Electrical Appliance Co Ltd
Current assignee: Shanghai Flyco Electrical Appliance Co Ltd
Priority date: 2023-04-28
Filing date: 2023-06-30
Publication date: 2024-02-20
Anticipated expiration: 2033-06-30
Also published as: CN116898614A; CN220494501U

Abstract

The utility model provides a toothbrush or a tooth-rinsing device with a tooth-cleaning medium channel, belonging to the technical field of articles for daily use. This toothbrush or tooth cleaning device with clean tooth medium passageway, including brush head body, brush hair, partition portion and brush head back lid, the brush head body has seted up first passageway and the mounting groove with first passageway intercommunication, the export of first passageway is encircleed to the brush hair to the root of brush hair passes the roof value of mounting groove on the roof in the mounting groove, and partition portion sets up in the mounting groove and separates the value hair layer of first passageway and brush hair root, and the brush head back lid is installed in the bottom of mounting groove and is shutoff mounting groove.

Description

Toothbrush or tooth-rinsing device with tooth-cleaning medium channel

Technical Field

The utility model relates to the technical field of articles for daily use, in particular to a toothbrush or a tooth-cleaning device with a tooth-cleaning medium channel.

Background

At present, a new electric toothbrush product is provided with a solution bottle, the solution bottle is filled with liquid tooth-cleaning mousse, the electric toothbrush can convert the liquid tooth-cleaning mousse into Cheng Jie tooth foam, a foam key of a handle is pressed down, a pump in the toothbrush handle is used for driving the foam to a brush head through a channel, a user can directly start brushing teeth, everyone can select liquid toothpaste with favorite taste, and the step of squeezing the toothpaste before brushing teeth can be omitted.

In the prior art, the bristle surface of the bristle is contacted with the tooth-cleaning mousse in the channel, so that the problems of bacteria breeding and odor generation are caused after long-term use.

Disclosure of Invention

The utility model aims to provide a toothbrush or a tooth-cleaning device with a tooth-cleaning medium channel, which can prevent bacteria from breeding and smelling caused by contact of the bristle surface and a tooth-cleaning mousse because the bristle surface of the bristle is separated from the tooth-cleaning medium channel by a separation part, thereby realizing self-cleaning effect.

In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:

according to one aspect of the present utility model, there is provided a toothbrush having a passage for a tooth cleaning medium, comprising a brush head body, bristles, a partition and a brush head rear cover, wherein the brush head body is provided with a first passage and a mounting groove communicating with the first passage, the bristles surround an outlet of the first passage, and roots of the bristles pass through a top wall of the mounting groove to be located on a top wall in the mounting groove, the partition is provided in the mounting groove and separates the first passage from a bristle root of the bristles, and the brush head rear cover is mounted at a bottom of the mounting groove and seals the mounting groove.

According to one embodiment of the utility model, the brush head rear cover comprises a bottom wall and a side wall fixedly connected to the bottom wall, the side surface of the bottom wall is in interference fit with the wall surface of the mounting groove, the side wall is surrounded with a cavity communicated with the first channel, the partition part is provided with the second channel, and the second channel is communicated with the cavity.

According to one embodiment of the utility model, the lower part of the mounting groove is provided with an annular step surface, the bottom wall is provided with a first annular convex rib corresponding to the annular step surface, and the first annular convex rib is abutted with the annular step surface.

According to one embodiment of the utility model, the upper end of the side wall is provided with a second annular rib, and the second annular rib is abutted with one side surface of the separation part.

According to one embodiment of the utility model, the side walls are concave.

According to one embodiment of the utility model, the top wall of the mounting groove is provided with a channel hole and a plurality of pores surrounding the channel hole, the channel hole is an outlet of the first channel, and the root parts of the bristles penetrate through the pores and are fused on the top wall in the mounting groove.

According to one embodiment of the utility model, the partition comprises an annular sealing gasket and a conveying pipe, one end of the conveying pipe is fixedly connected to the annular sealing gasket corresponding to the central hole of the annular sealing gasket, the other end of the conveying pipe extends out of the outlet of the first channel, and the annular wall of the conveying pipe is in interference fit with the outlet of the first channel.

According to one embodiment of the utility model, the toothbrush further comprises a handle part and a hollow shaft, wherein the handle part comprises a handle shell, an electric control plate, an ultrasonic transduction device, a pump device and a tooth cleaning solution bottle, the electric control plate, the ultrasonic transduction device, the pump device and the tooth cleaning solution bottle are arranged in the handle shell, a liquid suction port of the pump device is communicated with the tooth cleaning solution bottle, one end of the hollow shaft is connected with the ultrasonic transduction device, one port of the hollow shaft corresponds to a liquid outlet of the pump device, the other end of the hollow shaft is connected with the hollow brush head body, and the hollow shaft is communicated with the first channel, so that the pump device conveys tooth cleaning solution to bristles through the hollow shaft and the first channel.

According to an embodiment of the present utility model, the pump device is further provided with an air suction port, the liquid suction port is provided with a first electric valve, the air suction port is communicated with the outside and is provided with a second electric valve, the first electric valve and the second electric valve are electrically connected with the electric control board, the first electric valve is closed and the second electric valve is opened to blow out liquid or foam in the hollow shaft and the first channel, and the second electric valve is closed and the first electric valve is opened to deliver the tooth cleaning medium to the bristles.

According to an embodiment of the present utility model, the air blowing device is further connected with the electric control board, the air suction port of the air blowing device is communicated with the outside, and the air outlet of the air blowing device is communicated with the hollow shaft so as to blow out the hollow shaft, the liquid or the foam in the first channel.

One embodiment of the present utility model has the following advantages or benefits:

according to the toothbrush or the tooth-cleaning device with the tooth-cleaning medium channel, the bristle surface of the toothbrush is separated from the tooth-cleaning medium channel through the separation part, so that the problem that bacteria are bred and stink is generated due to the contact of the bristle surface and the tooth-cleaning mousse is avoided, and the self-cleaning effect is realized.

Drawings

The above and other features and advantages of the present utility model will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.

Fig. 1 is a cross-sectional view of a toothbrush or rinse having a channel for a tooth cleaning medium according to an exemplary embodiment.

Fig. 2 is an enlarged view of the toothbrush head shown in fig. 1.

Fig. 3 is a perspective view of an electric ultrasonic toothbrush according to an exemplary embodiment.

Fig. 4 is a cross-sectional view of the brush head body shown in fig. 1.

Fig. 5 is an enlarged view of the partition shown in fig. 1.

Fig. 6 is a perspective view of a partition shown according to an exemplary embodiment.

Fig. 7 is a perspective view of a brush head rear cover according to an exemplary embodiment.

Wherein reference numerals are as follows:

1. a brush head body; 11. a first channel; 12. a mounting groove; 121. an annular step surface; 122. a passage hole; 123. pores; 124. columnar bulges; 2. brushing; 3. a partition portion; 31. an annular gasket; 32. a delivery tube; 4. a brush head rear cover; 41. a bottom wall; 411. the first annular convex rib; 42. a sidewall; 421. a cavity; 422. the second annular convex rib; 5. a handle portion; 6. a hollow shaft.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.

The terms "a," "an," "the," and "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. in addition to the listed elements/components/etc.

As shown in fig. 1 to 7, a toothbrush or a dental irrigator having a dental cleaning medium passage according to an embodiment of the present utility model includes a brush head body 1, bristles 2, a partition 3, and a brush head rear cover 4.

As shown in fig. 1, 2 and 4, the brush head body 1 is provided with a first channel 11 and a mounting groove 12 communicated with the first channel 11, the first channel 11 is in an inverted L shape, and the mounting groove 12 is positioned at the tail end part of the first channel 11.

The bristles 2 surround the outlet of the first channel 11 and the root portions of the bristles 2 pass through the top wall of the mounting groove 12 and are seated on the top wall within the mounting groove 12.

The partition part 3 is arranged in the mounting groove 12 and separates the first channel 11 from the value hair layer at the root of the brush hair 2, so that the tooth cleaning medium in the first channel 11 cannot contact with the value hair layer at the root of the brush hair 2, the problem that bacteria are bred and smelly due to contact between the value hair surface and the tooth cleaning mousse is avoided, and the self-cleaning effect is realized.

The brush head rear cover 4 is detachably arranged at the bottom of the mounting groove 12 and seals the mounting groove 12, so that the tooth cleaning medium in the mounting groove 12 is prevented from leaking, and external impurities are prevented from entering the mounting groove 12.

In a preferred embodiment of the present utility model, the brush head rear cover 4 comprises a bottom wall 41 and a side wall 42 fixedly connected to the bottom wall 41, wherein the side surface of the bottom wall 41 is in interference fit with the wall surface of the mounting groove 12, so that the leakage of the tooth cleaning medium through the gap is prevented, and the tightness is improved.

The side wall 42 is surrounded and is equipped with the cavity 421 of intercommunication first passageway 11, and the second passageway is seted up to partition portion 3, and the one end of second passageway corresponds with the export of first passageway 11, and the other end of second passageway corresponds with cavity 421, and second passageway intercommunication cavity 421, and the tooth cleaning medium is carried on brush hair 2 or is sprayed on the user's tooth through the export of first passageway 11, cavity 421, second passageway and first passageway 11.

As shown in fig. 1, 4 and 7, in a preferred embodiment of the present utility model, the lower portion of the installation groove 12 is provided with an annular step surface 121, the bottom wall 41 is provided with a first annular rib 411 corresponding to the annular step surface 121, and the first annular rib 411 is closely abutted with the annular step surface 121, so that the tightness is improved, and the leakage of the tooth cleaning medium is prevented.

As shown in fig. 2 and 7, in a preferred embodiment of the present utility model, the upper end of the sidewall 42 is provided with a second annular rib 422, the second annular rib 422 abuts against one side of the partition 3, so that the sealing performance is improved, and the other side of the partition 3 abuts against the wool layer. Therefore, the partition part 3 is clamped by the rough surface and the brush head rear cover 4, the occurrence of sealing failure caused by displacement of the partition part 3 is prevented, the tight abutting of the second annular convex rib 422 and the partition part 3 is realized, and the occurrence of the long-time odor caused by leakage of liquid in the cavity 421 into other cavities is prevented.

Preferably, the first annular rib 411 and the second annular rib 422 are soft rubber, and the soft rubber has the advantage of tight contact so as to realize good sealing effect. Of course, the first annular rib 411 and the second annular rib 422 are not limited to be soft rubber, but may be hard rubber, and a person skilled in the art can select the material of the annular ribs according to actual needs.

In a preferred embodiment of the utility model, as shown in fig. 7, the side wall 42 is concave, the cavity 421 is located at the position of the concave recess and the recess on one side corresponds to the first channel 11.

In a preferred embodiment of the present utility model, as shown in fig. 4, the top wall of the mounting groove 12 is provided with a passage hole 122 and a plurality of pores 123 surrounding the passage hole 122, the passage hole 122 is the outlet of the first passage 11, the bristle 2 comprises a plurality of hair bundles, and the root parts of the hair bundles are heat-fused on the top wall in the mounting groove 12 through the pores 123.

As shown in fig. 2 and 4, preferably, the top wall of the mounting groove 12 is provided with a plurality of columnar protrusions 124 extending toward the rear cover 4 of the brush head, and the columnar protrusions 124 extend into the bristle layer of the bristles 2 to improve the connection strength of the bristles 2 and the brush head body 1 and prevent displacement of the bristle layer.

As shown in fig. 1, 2, 5 and 6, in a preferred embodiment of the present utility model, the partition 3 includes an annular packing 31 and a delivery pipe 32, one end of the delivery pipe 32 is fixedly connected to the annular packing 31 corresponding to a center hole of the annular packing 31, the other end of the delivery pipe 32 protrudes out of the outlet of the first passage 11, and an annular wall of the delivery pipe 32 is interference fit with the outlet of the first passage 11.

As shown in fig. 1, 2 and 3, it is preferable that the free end of the delivery pipe 32 protrudes out of the brush head body 1 by 2mm or more, to have an effect of preventing liquid, foam and other foreign substances from flowing backward into the first passage 11.

In a preferred embodiment of the present utility model, the wall thickness of the delivery tube 32 is gradually reduced from bottom to top so that the upper end of the delivery tube 32 is thinner, avoiding accumulation of impurities at the end edges.

In a preferred embodiment of the present utility model, the annular gasket 31 and the delivery tube 32 are both soft or hard rubber and are integrally formed.

When the partition 3 is a soft rubber, a safe soft rubber conforming to food-grade materials such as silica gel, TPE, and TPU is preferable.

When the partition 3 is made of hard rubber, it is preferable to use safe plastics such as ABS and PP which meet food-grade requirements.

As shown in fig. 1 and 3, in a preferred embodiment of the present utility model, the toothbrush further comprises a handle part 5 and a hollow shaft 6, the handle part 5 comprises a handle housing, an electric control board arranged in the handle housing, an ultrasonic transduction device, a pump device and a tooth cleaning solution bottle, the ultrasonic transduction device is preferably an acoustic wave motor, a liquid suction port of the pump device is communicated with the tooth cleaning solution bottle, one end of the hollow shaft 6 is connected with the ultrasonic transduction device, one port of the hollow shaft 6 corresponds to a liquid outlet port of the pump device, the other end of the hollow shaft 6 is connected with the hollow brush head body 1, and the hollow shaft 6 is communicated with the first channel 11, so that the pump device conveys tooth cleaning solution to the bristles 2 through the hollow shaft 6 and the first channel 11.

In a preferred embodiment of the utility model, the pump device is further provided with an air suction port, the liquid suction port is provided with a first electric valve, the air suction port is communicated with the outside and is provided with a second electric valve, the first electric valve and the second electric valve are electrically connected with an electric control plate, the first electric valve is closed and the second electric valve is opened to blow out liquid or foam in the hollow shaft 6 and the first channel 11, and the second electric valve is closed and the first electric valve is opened to deliver the tooth cleaning medium to the bristles 2.

After brushing teeth, the first electric valve is manually or automatically closed and the second electric valve is opened, so that the pump device is communicated with the air circuit and closes the liquid circuit, after the ultrasonic transducer stops swinging, the pump device starts automatic blowing to blow out foam and liquid remained in the hollow shaft 6, the first channel 11, the cavity 41 and the conveying pipe 32, the foam is prevented from being converted into liquid after the foam is prolonged, the inside of the toothbrush is prevented from being deteriorated, and the liquid with deteriorated components is prevented from being pumped out to be contained in the foam during the next tooth brushing, so that the self-cleaning effect is realized.

When brushing teeth, the second electric valve is closed and the first electric valve is opened, so that the pump device is communicated with the liquid path and the air path is closed, and the tooth cleaning medium is conveyed to the bristles 2.

Of course, the mode of additionally installing the blowing and cleaning is not limited to the above embodiment, the above embodiment is two-purpose by one pump, and may be two-purpose by two pumps, for example, the blowing device is further included and electrically connected with the electric control board, the air suction port of the blowing device is communicated with the outside, the air outlet of the blowing device is communicated with the hollow shaft 6, so as to blow out the liquid or foam in the hollow shaft 6 and the first channel 11, and a person skilled in the art can select the blowing and cleaning mode according to actual needs.

The toothbrush of the present utility model may also be used as a tooth-rinsing device, for example, when rinsing teeth, the blowing device is turned on, and the air flow generated by the blowing device is blown out through the hollow shaft 6, the first channel 11, the cavity 41 and the delivery tube 32, so that the user can blow the calcification, dirt, residues, etc. on or in the teeth by the air flow with respect to the teeth or the slits of the teeth by the delivery tube 32.

Preferably, the device further comprises a tooth flushing head (not shown in the figure), wherein the tooth flushing head is detachably mounted on the conveying pipe 32, or the tooth flushing head is detachably mounted in the channel hole 122, and the caliber of the tooth flushing head in the airflow movement direction is gradually reduced so as to improve the air pressure.

In embodiments of the present utility model, the term "plurality" refers to two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly attached, detachably attached, or integrally attached. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the embodiments of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the embodiments of the present utility model.

In the description of the present specification, the terms "one embodiment," "a preferred embodiment," and the like, mean 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 embodiments of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present utility model and is not intended to limit the embodiment of the present utility model, and various modifications and variations can be made to the embodiment of the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the embodiments of the present utility model should be included in the protection scope of the embodiments of the present utility model.

Claims

1. A toothbrush having a passageway for a tooth cleaning media, comprising:

a brush head body (1) provided with a first channel (11) and a mounting groove (12) communicated with the first channel (11),

bristles (2), the bristles (2) surrounding the outlet of the first channel (11) and the roots of the bristles (2) passing through the top wall of the mounting groove (12) on the top wall in the mounting groove (12),

a partition (3) provided in the mounting groove (12) and having a side wall of the partition (3) in interference fit with a side wall of the mounting groove (12) and separating the first passage (11) from a top layer of the bristle (2) root, and

and the brush head rear cover (4) is arranged at the bottom of the mounting groove (12) and seals the mounting groove (12).

2. Toothbrush with a dental cleaning medium channel according to claim 1, characterized in that the brush head rear cover (4) comprises a bottom wall (41) and a side wall (42) fixedly connected to the bottom wall (41), the side surface of the bottom wall (41) is in interference fit with the wall surface of the mounting groove (12), the side wall (42) is surrounded with a cavity (421) communicated with the first channel (11), the partition (3) is provided with a second channel, and the second channel is communicated with the cavity (421).

3. Toothbrush with a dental cleaning medium channel according to claim 2, characterized in that the lower part of the mounting groove (12) is provided with an annular step surface (121), the bottom wall (41) is provided with a first annular bead (411) corresponding to the annular step surface (121), the first annular bead (411) being in abutment with the annular step surface (121).

4. Toothbrush with a dental cleaning medium channel according to claim 2, characterized in that the upper end of the side wall (42) is provided with a second annular bead (422), which second annular bead (422) abuts against a side of the partition (3).

5. The toothbrush with a passageway for a tooth cleaning media of claim 2, wherein the sidewall (42) is concave.

6. The toothbrush with the dental cleaning medium channel according to claim 1, characterized in that a channel hole (122) and a plurality of pores (123) surrounding the channel hole (122) are formed on the top wall of the mounting groove (12), the channel hole (122) is the outlet of the first channel (11), and the root parts of the bristles (2) penetrate through the pores (123) and are thermally fused on the top wall in the mounting groove (12).

7. Toothbrush with a dental cleaning medium channel according to claim 1, characterized in that the partition (3) comprises an annular sealing gasket (31) and a delivery tube (32), one end of the delivery tube (32) is fixedly connected to the annular sealing gasket (31) corresponding to the central hole of the annular sealing gasket (31), the other end of the delivery tube (32) extends out of the outlet of the first channel (11), and the annular wall of the delivery tube (32) is in interference fit with the outlet of the first channel (11).

8. The toothbrush with a channel for a tooth cleaning medium according to any one of claims 1-7, further comprising a handle portion (5) and a hollow shaft (6), the handle portion (5) comprising a handle housing, an electric control plate disposed in the handle housing, an ultrasonic transduction device, a pump device and a bottle of tooth cleaning solution, a liquid suction port of the pump device being in communication with the bottle of tooth cleaning solution, one end of the hollow shaft (6) being connected with the ultrasonic transduction device and one port of the hollow shaft (6) corresponding to a liquid outlet port of the pump device, the other end of the hollow shaft (6) being connected with the brush head body (1), and the hollow shaft (6) being in communication with the first channel (11) such that the pump device delivers tooth cleaning solution onto the bristles (2) through the hollow shaft (6) and the first channel (11).

9. Toothbrush with a channel for a tooth cleaning medium according to claim 8, characterized in that the pump device is further provided with an air suction opening, the liquid suction opening is provided with a first electrically operated valve, the air suction opening is in communication with the outside and is provided with a second electrically operated valve, both the first electrically operated valve and the second electrically operated valve are electrically connected to the electric control plate, the first electrically operated valve is closed and the second electrically operated valve is opened to blow out the liquid or foam in the hollow shaft (6), the first channel (11), the second electrically operated valve is closed and the first electrically operated valve is opened to deliver the tooth cleaning medium to the bristles (2).

10. The toothbrush with a dental cleaning medium channel according to claim 8, characterized in that it further comprises a blowing device electrically connected to the electric control board, the suction opening of the blowing device being in communication with the outside, the air outlet of the blowing device being in communication with the hollow shaft (6) for blowing out liquid or foam in the hollow shaft (6), the first channel (11).