CN211381907U

CN211381907U - Rotary electric toothbrush head

Info

Publication number: CN211381907U
Application number: CN201920890915.2U
Authority: CN
Inventors: 周之海; 周一华; 高月娥
Original assignee: Shaoxing Aiya Teeth Technology Co ltd
Current assignee: Shaoxing Aiya Teeth Technology Co ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-09-01
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses an electronic toothbrush head of rotary type, including support piece, axis of rotation and brush, the brush rotates with the support piece cover to be connected, and the axis of rotation rotates with the stay tube to be connected, and the one end and the brush of axis of rotation are connected, and the other end and the driving shaft in the fuselage of axis of rotation are connected. The utility model provides a rotary electric toothbrush head cleans oral cavity and tooth through rotating, utilizes the brush to rotate and rolls along the tooth gap and clean each tooth, and is clean effectual.

Description

Rotary electric toothbrush head

Technical Field

The utility model belongs to the technical field of clean tooth, protect tooth cleaning appliance technique and specifically relates to a rotary type electric toothbrush head.

Background

Existing power toothbrushes essentially operate by means of ultrasonic waves or oscillating a brush head. The electric toothbrush adopting ultrasonic waves is difficult to remove stubborn stains because the toothbrush head does not rub with teeth; the electric toothbrush adopting the swinging brush head has limited swinging amplitude and high swinging speed, so dead corners are easy to remain during cleaning and the cleaning is not clean. Therefore, the rotary electric toothbrush head is urgently needed to be developed, teeth can be cleaned in a rotary mode, liquid can be sprayed during cleaning, the teeth are washed, and the tooth cleaning effect is better.

Chinese patent application publication No. CN201810879868.1, the publication date is 2018, 11/13/2018, entitled "multiplicable swing amplitude and waterproof and reliable electric toothbrush", and discloses a multiplicable swing amplitude and waterproof and reliable electric toothbrush, which comprises a toothbrush head body, a swing rod, a vibration component and a controller arranged inside a handle and used for controlling the vibration component, wherein the swing rod is arranged in a cavity at the neck of the toothbrush head body, the vibration component is arranged in the cavity of the swing rod and located at the middle lower part of the neck, and a weighting component is arranged in the cavity at the upper end of the swing rod. However, the electric toothbrush still uses a swinging mode to brush teeth, and still has the problems of limited swinging amplitude of the brush head, too low swinging speed and unclean cleaning.

Disclosure of Invention

The utility model discloses an overcome the clean not clean problem of oscillating toothbrush among the prior art, provide an electronic toothbrush head of rotary type, clean oral cavity and tooth through rotating, utilize the brush to rotate and clean along the tooth gap to the tooth, clean effectually.

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

the utility model provides an electronic toothbrush head of rotary type, includes support piece, axis of rotation and brush, and the brush rotates with support piece to be connected, and the axis of rotation rotates with support piece to be connected, and the one end and the brush of axis of rotation are connected, and the other end of axis of rotation is connected with the actuating shaft in the fuselage. Above-mentioned technical scheme provides the electric toothbrush head of a rotary type, and the cooperation electric toothbrush fuselage can use, is equipped with the motor in the electric toothbrush fuselage, and electric toothbrush head installs the back on the fuselage, brushes teeth. The motor drives the rotating shaft to rotate, and the rotating shaft drives the hairbrush to rotate so as to clean the oral cavity and the teeth. The teeth of a person have five surfaces in total, namely the outer side, the inner side and the occlusal surface, which are relatively easy to clean, but the teeth are difficult to clean by using the existing electric toothbrush and the traditional toothbrush. The electronic toothbrush head of rotary type among the above-mentioned technical scheme, the brush hair rolls when brushing teeth, and the brush hair is brushed by the gum and is brushed to the cusp, can be along the clean tooth in gap, can effectively clean biological residue on slit, the nest ditch, clean effectual.

Preferably, the supporting piece comprises a supporting pipe and a protective cover, the protective cover is fixed to the supporting pipe and is of a U-shaped structure, and the brush is arranged in the U-shaped structure of the protective cover and is rotatably connected with the protective cover. The protection casing can shelter from the brush, prevents that when the brush rotates, material such as water and toothpaste from splashing. Because the toothpaste can be repeatedly used in the protective cover all the time, the utilization rate of the toothpaste is greatly improved and can reach more than 3 times, and the cleaning effect can reach more than 4 times.

Preferably, massage thorns are arranged on the outer side surface of the U-shaped structure of the protective cover. The massage spurs on the protective cover can be used for massaging the tongue and the gum when brushing teeth.

Preferably, the brush comprises a brush rod and bristles, the bristles are fixed on the brush rod, and the brush rod is connected with the rotating shaft through a gear structure. In the structure, the brush rod rotates along with the rotating shaft to drive the brush bristles to rotate so as to clean teeth.

Preferably, the bristles are spirally fixed to the brush rod. The spiral hairbrush can clean all positions of teeth when the hairbrush rotates, and the cleaning effect is guaranteed.

Preferably, the bristles are fixed on the brush rod in a plurality of parallel spiral shapes. The multiple parallel spiral shapes can increase the cleaning effect, so that the cleaning surface is more uniform when the bristles roll.

Preferably, the bristles are fixed on the brush rod in a group shape, a plurality of bristles are fixed at the same position of the brush rod, and the bristles fixed at the same position of the brush rod are dispersed outwards away from one end of the brush rod. The structure can ensure that the contact ends of the bristles and the teeth are uniformly distributed, thereby ensuring the tooth brushing effect.

Preferably, the bristles are fixed to the brush rod in a plurality of disc shapes arranged side by side. The structure can ensure that the position of the brush contacted with teeth is always contacted when the brush rotates, thereby increasing the cleaning effect at the position.

Preferably, the device further comprises a delivery pipe, a cavity is arranged in the protective cover, a spray hole is formed in one side, close to the hairbrush, of the protective cover, the spray hole is communicated with the cavity, one end of the delivery pipe is communicated with the cavity, and the other end of the delivery pipe is communicated with a supply pipe in the machine body. The delivery pipe can carry the cleaning solution, and the cleaning solution is followed the orifice blowout, can wash the cleanness to the tooth when brushing teeth, increases cleaning effect.

Preferably, the conveying pipe comprises an infusion pipe and an air conveying pipe, and the liquid pipe and the air conveying pipe are respectively communicated with the cavity. The structure can provide gas and liquid to the toothbrush head, the gas and the liquid are mixed in the cavity and then sprayed out of the spray holes, the cleaning to teeth is softer, and the cleaning liquid is saved more.

Preferably, the shield cover has discharge holes formed on both side surfaces thereof, and the discharge holes penetrate the shield cover. The discharge holes can be round holes, square grids, trapezoidal holes, rectangles, square grids and the like, and the discharge holes can discharge redundant toothpaste and waste residues out of the protective cover, so that the spray holes are prevented from being blocked, and the cleaning effect is improved.

Preferably, the rotating shaft is provided with a driving gear, the brush is provided with a driven gear, and the driving gear is meshed with the driven gear. Above-mentioned technical scheme provides a transmission mode, can make the axis of rotation drive the brush and rotate, and this transmission structure can set up a plurality of brush heads at the transmission end, increases the whole clean effect of brushing teeth.

Preferably, the number of the brushes is 2, and the driven gears of the two brushes are respectively meshed with the driving gear. The two brushes are symmetrically distributed on two sides of the driving gear, when the driving gear rotates, the two brushes are driven to rotate in the same direction, dirt on the surface of teeth is cleaned in the same direction, and the situation that dead angles exist in cleaning due to the fact that the two brushes are different in steering is avoided.

Preferably, the number of the brushes is more than or equal to 3, and the brushes are sequentially arranged; the driving gear is arranged between two adjacent driven gears, transmission gears are arranged between the other adjacent driven gears, the transmission gears are rotatably connected with the protective cover, and the driven gears are meshed with the adjacent transmission gears. The plurality of brushes in the structure can be arranged according to the requirement, so that the tooth brushing area and the tooth brushing effect are ensured; meanwhile, the transmission gear ensures that the plurality of toothbrushes can still keep the same steering direction when being arranged side by side, thereby ensuring the cleaning effect.

Preferably, the supporting tube is sleeved outside the rotating shaft, and the supporting tube is sleeved outside the conveying tube. The structure can ensure that the rotating shaft and the conveying pipe are not exposed outside and are not easy to damage.

The utility model has the advantages that: (1) the brush can clean the oral cavity through rotation; (2) can clean teeth and massage at the same time; (3) the toothbrush can be flushed during tooth brushing, and the cleaning effect is good; (4) the gas-liquid mixture can be used for tooth punching, so that the tooth punching is softer; (5) the rotation directions of the brushes are the same, and the cleaning effect is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of embodiment 3;

FIG. 4 is a schematic structural view of example 4;

FIG. 5 is a schematic structural view of example 5;

FIG. 6 is a schematic structural view of example 6;

FIG. 7 is a schematic structural view of example 7.

In the figure: the massage device comprises a supporting tube 1, a protective cover 2, a cavity 2.1, a spray hole 2.2, a discharge hole 2.3, a rotating shaft 3, a brush 4, a brush rod 4.1, bristles 4.2, a massage spur 5, a conveying pipe 6, a driving gear 7, a driven gear 8, a transmission gear 9 and a clamping part 10.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

Example 1:

as shown in fig. 1, a rotary electric toothbrush head comprises a support member, a support tube 1, a protective cover 2, a rotating shaft 3 and a brush 4, wherein the support member comprises the support tube 1 and the protective cover 2, the protective cover 2 is fixed with the support tube 1, the protective cover 2 is of a U-shaped structure, the brush 4 is arranged in the U-shaped structure of the protective cover 2 and is rotatably connected with the protective cover 2, the brush 4 comprises a brush rod 4.1 and bristles 4.2, the bristles 4.2 are spirally fixed on the brush rod 4.1, and the brush rod 4.1 is rotatably connected with the protective cover 2; the rotating shaft 3 is rotatably connected with the supporting tube 1, one end of the rotating shaft 3 is connected with the brush rod 4.1, and the other end of the rotating shaft 3 is connected with a driving shaft in the machine body; the supporting tube 1 is sleeved outside the rotating shaft 3, and the outer side surface of the U-shaped structure of the protective cover 2 is provided with massage spurs 5. The rotating shaft 3 is also provided with a clamping part 10 connected with the machine body.

Above-mentioned technical scheme provides the electric toothbrush head of rotary type, and the cooperation electric toothbrush fuselage can use, is equipped with the motor in the electric toothbrush fuselage. When brushing teeth, the motor drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the brush 4 to rotate, and the brush 4 cleans the oral cavity and the teeth. The protective cover 2 can shield the brush 4, and can prevent substances such as water and toothpaste from splashing when the brush 4 rotates. Because the toothpaste can be repeatedly used in the protective cover 2 all the time, the utilization rate of the toothpaste is greatly improved and can reach more than 3 times, and the cleaning effect can reach more than 4 times. The rotary electric toothbrush head has the advantages that the bristles 4.2 roll when brushing teeth, the bristles 4.2 are brushed by the gum to the tooth tips, teeth can be cleaned along gaps, biological residues in gaps and furrows of the teeth can be effectively cleaned, and the cleaning effect is good. The massage spurs 5 can massage the tongue and the gingiva when brushing teeth.

Example 2:

on the basis of the embodiment 1, the device further comprises a conveying pipe 6, wherein the conveying pipe 6 comprises a liquid conveying pipe and a gas conveying pipe, the supporting pipe 1 is sleeved outside the conveying pipe 6, a cavity is formed in the protective cover 2, a spray hole 2.2 is formed in one side, close to the hairbrush 4, of the protective cover 2, the spray hole 2.2 is communicated with the cavity, and one ends of the liquid conveying pipe and the gas conveying pipe are respectively communicated with the cavity; the other ends of the liquid pipe and the gas pipe are respectively communicated with a liquid supply pipe and a gas supply pipe in the machine body. Two side surfaces of the protective cover 2 are provided with discharge holes 2.3, and the discharge holes 2.3 penetrate through the two side surfaces of the protective cover 2.

The structure can provide gas and liquid to the toothbrush head, and gas and liquid mix in the cavity, and the nozzle is spouted again, can wash the tooth when brushing teeth cleanly, increases clean effect, and is softer to the cleanness of tooth simultaneously, also practices thrift the cleaning solution more. The discharge hole 2.3 can discharge the redundant toothpaste and waste residues out of the protective cover, so that the spray hole is prevented from being blocked, and the cleaning effect is improved.

Example 3:

as shown in fig. 3, on the basis of embodiment 2, the number of the brushes 4 is 2, the rotating shaft 3 is provided with a driving gear 7, the brush rod 4.1 is provided with a driven gear 8, and the driving gear 7 is meshed with the driven gear 8; the two brushes 4 are symmetrically distributed on two sides of the driving gear 7. Among the above-mentioned technical scheme, when driving gear 7 rotated, it was the same to drive two brushes 4 rotation direction, cleaned the filth on tooth surface to same direction, avoided two brushes 4 to turn to the difference, led to the clean condition that has the dead angle.

Example 4:

as shown in fig. 4, on the basis of embodiment 2, the number of the brushes 4 is equal to 3, and the 3 brushes 4 are arranged in sequence; the driving gear 7 is arranged between two adjacent driven gears 8, a transmission gear 9 is arranged between the other adjacent driven gears 8, the transmission gear 9 is rotatably connected with the protective cover 2, and the driven gears 8 are meshed with the adjacent transmission gears 9. The plurality of brushes 4 in the structure can be arranged according to the requirement, so that the tooth brushing area and the tooth brushing effect are ensured; meanwhile, the transmission gear 9 ensures that the plurality of toothbrushes can still keep the same steering direction when being arranged side by side, thereby ensuring the cleaning effect.

Example 5:

as shown in FIG. 5, most of the technical matters of this embodiment are the same as those of embodiment 1, except that the bristles are fixed to a brush bar in a multi-spiral shape in parallel.

Example 6:

as shown in fig. 6, most of the technical contents of this embodiment are the same as those of embodiment 1, except that the bristles are fixed to the shaft in a group type, a plurality of bristles are fixed to the same position of the shaft, and the bristles fixed to the same position of the shaft are spread outward away from one end of the shaft.

Example 7:

as shown in FIG. 7, most of the technical matters of this embodiment are the same as those of embodiment 1, except that the bristles are fixed to a brush bar in a multi-disc shape in parallel.

The utility model has the advantages that: the brush can clean the oral cavity through rotation; can clean teeth and massage at the same time; the toothbrush can be flushed during tooth brushing, and the cleaning effect is good; the gas-liquid mixture can be used for tooth punching, so that the tooth punching is softer; the rotation directions of the brushes are the same, and the cleaning effect is good.

Claims

1. The utility model provides an electronic toothbrush head of rotary type, characterized by, includes support piece, axis of rotation and brush, and the brush rotates with support piece to be connected, and the axis of rotation rotates with support piece to be connected, and the one end and the brush of axis of rotation are connected, the other end of axis of rotation and the interior drive shaft connection of fuselage support piece includes stay tube and protection casing, and the protection casing is fixed with the stay tube, still includes the conveyer pipe, is equipped with the cavity in the protection casing, and the protection casing is close to brush one side and is equipped with the orifice, orifice and cavity intercommunication, the one end and the cavity intercommunication of.

2. A rotary electric toothbrush head according to claim 1, wherein the shield is U-shaped, and the brush is disposed within the U-shaped shield and is rotatably connected to the shield.

3. A rotary electric toothbrush head according to claim 2, wherein the protective shield has massaging spines on the outside of the U-shaped structure.

4. A rotary powered toothbrush head according to claim 3 in which the bristles comprise a shaft and bristles fixed to the shaft, the shaft being connected to the shaft by a gear arrangement.

5. A rotary powered toothbrush head according to claim 4 in which the bristles are helically fixed to the stem.

6. A rotary electric toothbrush head according to claim 4, wherein the bristles are mounted on the stem in a plurality of juxtaposed spiral configurations.

7. A rotary powered toothbrush head according to claim 4 characterised in that the bristles are fixed to the stem in groups, the bristles being fixed to the stem at the same location, the bristles fixed to the stem at the same location being spaced outwardly away from the end of the stem.

8. A rotary electric toothbrush head according to claim 4, wherein said bristles are mounted on said handle in side-by-side multiple disc shapes.

9. A rotary electric toothbrush head according to any one of claims 1 to 8, wherein the delivery tube comprises a liquid delivery tube and an air delivery tube, the liquid delivery tube and the air delivery tube being respectively communicated with the cavity.

10. A rotary powered toothbrush head according to any one of claims 1 to 8 wherein the shield has discharge holes on both sides through the shield.

11. A rotary electric toothbrush head according to any one of claims 1 to 8 wherein the rotatable shaft has a drive gear and the brush has a driven gear, the drive gear being in mesh with the driven gear.

12. A rotary electric toothbrush head according to claim 11 wherein the number of brushes is 2, and the driven gears of the two brushes are respectively engaged with the drive gear.

13. A rotary electric toothbrush head according to claim 11 wherein the number of said brushes is greater than or equal to 3, said plurality of brushes being arranged in sequence; the driving gear is arranged between two adjacent driven gears, transmission gears are arranged between the other adjacent driven gears, the transmission gears are rotatably connected with the protective cover, and the driven gears are meshed with the adjacent transmission gears.