CN217525466U

CN217525466U - Conduction mechanism, working part and multifunctional oral cavity cleaning and beautifying device

Info

Publication number: CN217525466U
Application number: CN202123155463.XU
Authority: CN
Inventors: 周星; 苏文宇; 徐华苹; 张武
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-10-04
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a conduction mechanism contains motion conduction protection mechanism, locking mechanical system, release mechanism, motion steering mechanism and fixed protection mechanism. The motion steering mechanism can steer the axial motion of the driving mechanism into transverse motion, the motion steering mechanism is connected with the motion conduction protection mechanism, and the locking mechanism fixedly connects the working head to the motion conduction protection mechanism to realize the motion of the working head. The fixed protection mechanism is connected together through the cooperation of concave-convex card, can play good fixed guard action to the motion steering mechanism, simultaneously owing to have certain motion space and elasticity, the motion steering mechanism has certain adjustment space, can not cause the fracture or the separation of fixed protection mechanism because big torsion appears in the motion steering mechanism, and the use is safer. The multi-functional oral cavity cleaning and beautifying device of the utility model comprises a working part with a conduction mechanism, and the multi-functional oral cavity cleaning and beautifying device moves more stably and safely in the oral cavity cleaning and beautifying process.

Description

Conduction mechanism, working part and multifunctional oral cavity cleaning and beautifying device

Technical Field

The utility model relates to an oral cleaning tool, in particular to a multifunctional oral cleaning and beautifying device for cleaning teeth and oral cavity.

Background

Along with the improvement of living conditions, people pay more and more attention to oral health and oral cosmetology.

Oral cleaning, which includes the tools of toothbrushes, dental floss, tooth rinsers, and the like, is currently the most prominent way to maintain oral health. In addition to oral health, people are paying more attention to oral beauty and oral beauty. At present, oral beauty is mainly used for orthodontics, whitening patches, tooth washing, cold light whitening and the like. With the increasing demand of people for oral health and oral beauty, various oral cleaning and oral beauty tools are produced.

One core of a truly healthy, beautiful oral condition is: the teeth are whitened, the dentition is tidy, and the teeth and the gums are healthy. In order to achieve these three objectives, various oral cleaning and cosmetic tools are currently being developed on the market. However, the existing tools only have one or two functions, so people need to combine various tools for realizing oral cleaning and oral beauty.

Therefore, the applicant discloses an improved multifunctional oral cleaning and beautifying device (application numbers: 202111424676.X and 202122962540.6) at 27/11/2021, and one main machine can realize multiple functions of cleaning, whitening, massaging and the like through switching of different working heads.

The oral cavity cleaning and beautifying device drives the working head to work through the driving motor, because need convert axial rotation motion into transverse rotation motion, consequently, need motion conversion mechanisms such as bevel gears to convert the direction of motion usually, because of being the rigidity contact between the gear, consequently, if the unexpected circumstances such as card pause appear in the working head, the rigidity contact between the gear will produce obvious torsion, causes the accident easily, so, the utility model aims to improve current motion conduction mechanism, even produce big moment of torsion between the gear and also can guarantee the safety of instrument, stable.

Disclosure of Invention

The utility model discloses many function oral cavity cleaning cosmetic device has designed fixed protection mechanism in bevel gear's outside special design, utilize unsmooth card complex to be connected between the fixed protection mechanism, when guaranteeing connection stability, utilize elasticity and motion space of certain degree between the unsmooth card cooperation mechanism, guarantee good motion conduction between the bevel gear promptly, there is certain elastic movement space, when big moment of torsion appears between the bevel gear, fixed protection mechanism can play fine fixed guard action to bevel gear, prevent bevel gear mode skew.

The utility model discloses a conduction mechanism, its characterized in that: the conduction mechanism 22 comprises a motion conduction protection mechanism 22-1, a locking mechanism 22-2, an unlocking mechanism 22-3, a motion steering mechanism 22-4 and a fixed protection mechanism 22-5;

A. the motion steering mechanism 22-4 is connected with the motion conduction protection mechanism 22-1 to drive the motion conduction protection mechanism 22-1 to move;

B. the locking mechanism 22-2 can fixedly connect the working head 21 to the motion conduction protection mechanism 22-1, and the unlocking mechanism 22-3 can release the connection between the working head 21 and the motion conduction protection mechanism 22-1;

C. the fixed protection mechanism 22-5 comprises a front protection cover 22-51 and a rear protection seat 22-52, and an installation cavity 22-53 is formed between the front protection cover 22-51 and the rear protection seat 22-52; the motion steering mechanism 22-4 and the motion conduction protection mechanism 22-1 are arranged in the installation cavity 22-53;

D. the motion steering mechanism 22-4 can convert the motion direction, and the motion conduction protection mechanism 22-1 drives the working head 21 to move according to the converted direction.

The motion conduction protection mechanism 22-1 can provide protection for the connecting part 21-4 of the working head 21 while driving the working head 21 to move, and the motion transmission after the motion steering mechanism 22-4 steers is more stable.

The unlocking mechanism 22-3 can release the connection between the working head 21 and the motion conduction protection mechanism 22-1, so that the detachable connection between the working head 21 and the motion conduction protection mechanism 22-1 is realized.

The fixed protection mechanism 22-5 can play a good role in fixing and protecting the motion steering mechanism 22-4, and even if the motion steering mechanism 22-4 has large torque due to an unexpected situation, the phenomena of deviation, damage and the like are not easy to occur.

The front protective cover 22-51 and the rear protective seat 22-52 are connected together through a male-female snap fit connection, and/or a thread combination, and/or an interference fit. In practical applications, a person skilled in the art may also design various different connection manners according to needs, and the applicant does not exemplify one of the connection manners, but does not depart from the scope of the present application.

Preferably, the front protective cover 22-51 and the rear protective seat 22-52 are connected together through a male-female snap fit; the front protective cover 22-51 is provided with a positioning groove 22-51-1, the rear protective seat 22-52 is provided with a positioning block 22-52-1, and the positioning block 22-52-1 is embedded in the positioning groove 22-51-1 and can connect the front protective cover 22-51 and the rear protective seat 22-52 together. The connection mode of the concave-convex card matching can well ensure the effective connection between the front protective cover 22-51 and the rear protective seat 22-52, and simultaneously, as the positioning block 22-52-1 and the positioning groove 22-51-1 have certain movement space and elasticity, the front protective cover 22-51 and the rear protective seat 22-52 have certain adjustment space, and the front protective cover 22-51 and the rear protective seat 22-52 cannot be cracked or separated due to large torsion force between the movement steering mechanism 22-4.

The motion transmission protection mechanism 22-1 is a motion transmission protection sleeve 22-11.

The motion conduction protection sleeve 22-11 comprises a protection channel 22-11-1 and a motion conduction mechanism 22-11-2. The protective channel 22-11-1 is internally provided with a connecting part 21-7 of the working head 21, and the motion transmission mechanism 22-11-2 can realize effective motion transmission with the working head 21.

The motion steering mechanism 22-4 is a bevel gear mechanism 22-41.

The bevel gear mechanism 22-41 is provided with an upper bevel gear 22-41-1 and a lower bevel gear 22-41-2. The bevel gear mechanisms 22-41 realize the transverse steering transmission of the movement in 90 degrees through the meshing movement of the upper and lower bevel gears. The bevel gear mechanisms 22-41 are the most commonly used motion steering transmission mechanisms at present.

The upper bevel gear 22-41-1 and the motion conduction protection mechanism 22-1 are connected together. The upper bevel gear 22-41-1 drives the motion conduction protection mechanism 22-1 to move.

The upper bevel gear 22-41-1 and the motion conduction protection mechanism 22-1 are integrally manufactured. The upper bevel gear 22-41-1 may be integrally formed with the motion transmission protective sleeve 22-11 to better ensure motion transmission.

The locking mechanism 22-2 is a locking spring 22-21.

The unlocking mechanism 22-3 is an unlocking button 22-31.

The unlocking key 22-31 comprises a wedge-shaped unlocking block 22-31-1.

The locking spring 22-21 comprises a locking pin 22-21-1, the locking spring 22-21 has good elasticity, the locking pin 22-21-1 is folded under the action of no external force, the working head 21 is fixedly connected to the motion conduction protection mechanism 22-1, when the unlocking key 22-31 is pressed, the wedge-shaped unlocking block 22-31-1 moves towards the locking spring 22-21, and the locking pin 22-21-1 is unfolded under the action of the wedge-shaped unlocking block 22-31-1, so that the connection between the working head 21 and the motion conduction protection mechanism 22-1 is released.

The working part of the utility model comprises the conduction mechanism 22.

The working part 2 comprises a working head 21 and a conducting mechanism 22; the working head 21 is detachably arranged on the conducting mechanism 22.

The working head 21 is provided with a motion bearing mechanism 21-5; the motion receiving mechanism 21-5 can receive the motion transmitted by the motion transmission protection mechanism 22-1.

The motion bearing mechanism 21-5 can be a motion convex step 21-51, and motion conduction between the motion convex step 21-51 and the motion conduction mechanism 22-11-2 is realized through concave-convex card matching.

The working head 21 is also provided with a locking mechanism 21-6; the locking mechanism 21-6 and the locking mechanism 22-2 are mutually matched, so that the connection between the working head 21 and the conducting mechanism 22 can be realized.

The working part 2 is further provided with a housing 23. The conducting mechanism 22 is arranged in the shell 23, and the shell 23 plays a role in preventing water and dust for the conducting mechanism 22.

The housing 23 includes a front cover 23-2 and a base 23-3.

The front cover 23-2 and the base 23-3 are connected together through a male-female snap fit connection, and/or a threaded combination, and/or an interference fit. In practical applications, a person skilled in the art may also design various different connection manners according to needs, and the applicant does not exemplify one of the connection manners, but does not depart from the scope of the present application.

The unlocking button 22-31 of the conducting mechanism 22 is arranged on the base 23-3, and the connection between the working head 21 and the conducting mechanism 22 can be released by pressing the unlocking button 22-31. The unlocking keys 22-31 are designed to facilitate replacement of the working head 21 without disassembling the housing 23.

The unlocking buttons 22-31 are lower than the outer surface of the base 23-3. The height of the unlocking key 22-31 is lower than that of the outer surface of the base 23-3, so that the working head 21 can be effectively prevented from being separated from the conduction mechanism 22 under the condition of accidents caused by accidental touch in the using process, and the using process is safer.

The working head 21 is a toothbrush mechanism 21-1, or a grinding mechanism 21-2, or a polishing mechanism 21-3, or a massaging mechanism 21-4. The applicant only lists the working heads 21 in the above forms, and in practical applications, persons skilled in the art may design other different functional components as required, and the applicant does not exemplify here, but does not depart from the scope of protection of the present application.

The toothbrush mechanism 21-1 is an orthodontic toothbrush, or a toothbrush special for periodontal disease, or a toothbrush special for dental implantation, or a whitening toothbrush. The toothbrush mechanism 21-1 can be designed into different special toothbrushes according to different clinical requirements, such as toothbrushes with different structural characteristics, e.g., those special for orthodontic treatment, those special for periodontal treatment, those special for dental implantation, etc., and the applicant only lists the above toothbrushes.

The sharpening mechanism 21-2 has a hardness higher than the adhesion strength of dental calculus but lower than the hardness of enamel. The hardness of the grinding mechanism 21-2 is higher than the adhesion strength of dental calculus, so that dental calculus adhered to teeth and soft dirt on the surfaces of teeth can be conveniently ground and fallen off, but the hardness of the grinding mechanism 21-2 is lower than that of enamel, so that the grinding mechanism 21-2 can be ensured not to damage the enamel in the grinding process.

The grinding mechanism 21-2 is cylindrical, or conical, or funnel-shaped. The grinding mechanism 21-2 can be set to different shapes according to the position of the tooth to be ground, such as a cylindrical or funnel shape can be used for grinding a large area of the tooth surface, and a conical shape can be used between adjacent surfaces of the tooth. In use, those skilled in the art can design various shapes according to requirements, and the applicant does not exemplify here, but does not depart from the scope of protection of the present application.

The polishing mechanism 21-3 is funnel-shaped and is made of elastic materials. The polishing mechanism 21-3 is generally shaped like a funnel, and performs polishing treatment on the tooth surface in a high-speed rotation state by the friction between the large end surface of the funnel made of an elastic material and the tooth surface.

The massage mechanism 21-4 has a smooth surface and is made of a soft elastic material. The massage mechanism 21-4 is usually made of an elastic material, such as silica gel, TPU, etc., and massages soft tissues or mucosal tissues such as gingiva, tongue, etc. by means of vibration or back-and-forth sliding, etc., so as to promote blood circulation and achieve the effect of gingiva health care. The massage mechanism 21-4 may be designed in various shapes such as a sphere, an ellipsoid, a hemisphere, etc., but the massage head 21-41 of the massage mechanism 21-4 generally has a smooth surface in order to prevent injury to soft tissues or mucous membranes during massage.

The multi-functional oral cavity cleaning and beautifying device of the utility model comprises the working part 2.

The multifunctional oral cavity cleaning and beautifying device 100 comprises a main machine 1 and a working part 2;

A. the working part 2 comprises a working head 21 and a conduction mechanism 22, and the working head 21 is detachably arranged on the conduction mechanism 22;

B. the host 1 comprises a power supply system 11, a circuit system 12, a control system 13, a driving mechanism 14 and a shell 15; the power supply system 11, the control system 13 and the driving mechanism 14 are connected together through the circuit system 12; the working unit 2 is connected to the driving mechanism 14 through the conducting mechanism 22, and is mounted on the main body 1.

C. The working head 21 is driven by the driving mechanism 14 to clean, massage and/or beautify teeth, and/or gums, and/or tongue body in the oral cavity.

The working head 21 can be the toothbrush mechanism 21-1, the grinding mechanism 21-2, the polishing mechanism 21-3 or the massage mechanism 21-4, and the teeth and the gum can be cleaned, ground, polished and massaged by switching different working heads 21, so that the toothbrush is multifunctional, and the purposes of oral cleaning and oral beautifying are achieved.

The working part 2 is detachably or non-detachably connected to the main body 1. The working part 2 can be integrally manufactured with the main machine 1, so that water and dust can be better guaranteed. The working part 2 can also be detachably connected to the main machine 1, and can be directly replaced in the using process, so that the multifunctional electric heating machine is more sanitary and convenient.

The driving mechanism 14 drives the working head 21 to rotate, vibrate, swing or slide. The driving mechanism 14 can drive the working head 21 to generate various motions according to requirements, such as rotation, sound wave vibration or directional swing when brushing teeth; when the surface of the tooth is polished, the tooth surface rotates or slides back and forth along a plane; when massage is needed, vibration or rotation is generated. In practical applications, the driving mechanism 14 may be designed with different driving manners according to requirements, and the applicant does not exemplify here, but all do not depart from the scope of the present application.

The driving mechanism 14 comprises a gear transmission mechanism 14-1 and a driving motor 14-2. The driving motor 14-2 drives the gear transmission mechanism 14-1 to move, and further drives the working head 21 to move.

The gear transmission mechanism 14-1 comprises a reduction gear mechanism 14-11. Because the output rotation speed of the driving motor 14-2 is usually large, in order to meet the rotation speed requirement in the oral cleaning process, the gear transmission mechanism 14-1 is the reduction gear mechanism 14-11, which can reduce the rotation speed output by the driving motor 14-2 to the slow rotation speed required in the oral cleaning and beauty treatment process.

The reduction gear mechanism 14-11 is a multi-stage reduction gear mechanism 14-11-1. To ensure the speed reduction effect, the reduction gear mechanism 14-11 may be designed as the multi-stage reduction gear mechanism 14-11-1, such as performing two-stage, three-stage speed reduction, etc.

The reduction gear mechanism 14-11 drives the conduction mechanism 22 to move. The speed reducing gear mechanism 14-11 is connected with the lower bevel gear 22-41-2 to drive the lower bevel gear 22-41-2 to rotate, the lower bevel gear 22-41-2 drives the upper bevel gear 22-41-1 to rotate, the axial rotation direction is converted into the transverse rotation direction, and the working head 21 is driven to move through the motion conduction protection mechanism 22-1 so as to clean and beautify the oral cavity.

The main body 1 is also provided with a lighting system 16. The illumination system 16 is capable of illuminating the interior of the mouth during use.

The lighting system 16 includes a light source 16-1, and the control system 13 controls the light source 16-1 to be turned on and off. The light source 16-1 preferably adopts an LED light source, and the LED light source has the characteristics of small volume, high luminous efficiency, strong light source directivity and the like compared with a common lighting light source, and particularly has incomparable advantages compared with the common light source in the aspect of safety. Firstly, the LED light source is supplied with low-voltage direct current, and the supply voltage is only 6 to 24V; secondly, mercury is not added in the LED light source, so that poisoning and other injuries to a human body cannot be caused; in addition, the LED light source is a cold light source, so that the LED light source does not generate heat seriously in the working process, can be safely touched and does not cause accidental high-temperature scalding to a human body.

The control system 13 is an annular control system 13-1, and the annular control system 13-1 comprises a speed adjusting device 13-11, an indicating device 13-12 and an annular display device 13-13; the annular display devices 13-13 can display the movement speed of the driving mechanism 14.

The pressure adjusting device 13-11 comprises a control chip 13-11-1 and a gear button 13-11-2, the indicating device 13-12 is an indicating lamp 13-12-1, and the annular display device 13-13 comprises an annular light-transmitting window 13-13-1 and a light-shading partition plate 13-13-2; the gear button 13-11-2 is arranged in the middle of an annular ring formed by the annular light-transmitting window 13-13-1; and when the gear button 13-11-2 is pressed, the indicator lights 13-12-1 are sequentially lightened and sequentially penetrate out of the light-transmitting window 13-13-1, so that the movement speed of the driving mechanism 14 is displayed.

The control system 13 also includes a motion control switch 13-2. The motion control switch 13-2 can control the motion and stop of the working head 21.

The housing 23 of the working part 2 has a light guiding function. The shell 23 has a light guide function, and can transmit the light of the light source 16-1 to the oral cavity, so that the oral cavity is illuminated in the working process.

The housing 23 is entirely made of a light-guiding material. The housing 23 is integrally made of a light guide material, and the housing 23 constitutes a large light emitting body which can illuminate the oral cavity in a large area.

The shell 23 is provided with a light guide window 23-1, and the light guide window 23-1 is made of a light guide material. The light guide window 23-1 is arranged to realize fixed-point illumination in the oral cavity and realize directional transmission of light.

The housing 23 is integrally manufactured with the housing 15 of the main unit 1. The housing 23 and the housing 15 of the main unit 1 are integrally formed, and thus, water and dust can be prevented better.

The light source 16-1 of the host 1 is disposed within the housing 23. Generally, the light source 16-1 is disposed at the lower end of the housing 23, and transmits light to the oral cavity by the light guiding function of the housing 23 to illuminate the oral cavity.

When the multifunctional oral cavity cleaning and beautifying device is used, the toothbrush mechanism 21-1 is firstly installed, then the gear button 13-11-2 is pressed for a long time, the indicator light 13-12-1 is turned on, the multifunctional oral cavity cleaning and beautifying device 100 is started, the gear button 13-11-2 is pressed according to needs, and the movement speed of the working head 21 is selected. Then the toothbrush mechanism 21-1 is put into the oral cavity, the motion control switch 13-2 is pressed, and the driving mechanism 14 drives the toothbrush mechanism 21-1 to rotate, so that teeth are cleaned. After cleaning, the toothbrush mechanism 21-1 is taken down, the grinding mechanism 21-2 is replaced, teeth are ground, dental calculus and soft dirt on the surfaces of the teeth are cleaned, and then the polishing mechanism 21-3 is replaced to carry out tooth surface polishing treatment. After the teeth are cleaned, the massage mechanism 21-4 is replaced, and the massage heads 21-41 are utilized to massage soft tissues and mucosa tissues such as gingiva and the like, so that blood circulation is promoted, and oral health is guaranteed. After all the treatment is finished, the working head 21 can be cleaned and then loaded into the storage bin for storage.

The transmission mechanism of the utility model comprises a motion transmission protection mechanism 22-1, a locking mechanism 22-2, an unlocking mechanism 22-3, a motion steering mechanism 22-4 and a fixed protection mechanism 22-5. The motion steering mechanism 22-4 can steer the axial motion of the driving mechanism 14 into transverse motion, the motion steering mechanism 22-4 is connected with the motion conduction protection mechanism 22-1 to drive the motion conduction protection mechanism 22-1 to move, and the locking mechanism 22-2 can fixedly connect the working head 21 to the motion conduction protection mechanism 22-1 to further drive the working head 21 to move. The front protective cover 22-51 and the rear protective seat 22-52 of the fixed protective mechanism 22-5 are connected together through a concave-convex card fit, the concave-convex card fit connection mode can well guarantee the effective connection between the front protective cover 22-51 and the rear protective seat 22-52, and has a good fixed protective effect on the movement steering mechanism 22-4, and meanwhile, a certain movement space and elasticity are formed between the positioning block 22-52-1 and the positioning groove 22-51-1, so that a certain adjustment space is formed between the front protective cover 22-51 and the rear protective seat 22-52, and the front protective cover 22-51 and the rear protective seat 22-52 cannot be broken or separated due to large torsion generated between the movement steering mechanism 22-4, and the use process is safer. The multi-functional oral cavity cleaning and beautifying device of the utility model comprises a working part 2 with a conduction mechanism 22, and the multi-functional oral cavity cleaning and beautifying device of the utility model moves more stably and safely in the oral cavity cleaning and beautifying process.

Drawings

Fig. 1 is a schematic perspective view of a conduction mechanism of the present invention without an unlocking mechanism.

Fig. 2 is an exploded view of the conduction mechanism of the present invention.

Fig. 3 is a perspective view of the motion steering mechanism.

Fig. 3-1 is a cross-sectional view of fig. 3.

Fig. 4 is a schematic structural view of the unlocking mechanism and the locking mechanism when they are engaged.

Fig. 5 is a schematic view of the movement system of the multi-functional oral cavity cleaning and beautifying device of the present invention.

Fig. 6 is a cross-sectional view of fig. 5.

Fig. 6-1 is an enlarged view at a of fig. 6.

Fig. 7 is a schematic perspective view of the multi-functional oral cavity cleaning and beauty device of the present invention with a polishing mechanism.

Fig. 7-1 is a front view of fig. 7.

Fig. 7-2 is a sectional view B-B of fig. 7-1.

Fig. 7-3 is an enlarged view at C of fig. 7-2.

Fig. 7-4 is an enlarged view at D of fig. 7-2.

Fig. 7-5 is an enlarged view at E of fig. 7-2.

Fig. 7-6 are exploded views of fig. 7.

7-7 are block diagrams of the ring control system.

Fig. 8 is a perspective view of the multi-functional oral cavity cleaning and beautifying device of the present invention equipped with orthodontic toothbrush.

Fig. 8-1 is a perspective view of the multi-functional oral cavity cleaning and beautifying device of the present invention equipped with a whitening toothbrush.

Fig. 9 is a schematic perspective view of the multi-functional oral cavity cleaning and beautifying device of the present invention equipped with a conical polishing mechanism.

Fig. 10 is a schematic perspective view of the multi-functional oral cavity cleaning and beauty device of the present invention equipped with a polishing mechanism.

Fig. 11 is a schematic perspective view of the multi-functional oral cavity cleaning and beautifying device of the present invention with a massage mechanism.

Fig. 12 is a schematic structural view of the multifunctional oral cleaning and beautifying device of the present invention with a light guide window.

Fig. 13 is a schematic structural view of the multi-functional oral cavity cleaning and beautifying device of the present invention with a protective cover.

Fig. 13-1 is an exploded view of fig. 13.

In the above figures:

100 is the multi-functional oral cavity cleaning and beautifying device of the present invention.

1 is a main machine, 2 is a working part, and 3 is a protective cover.

The device comprises a power supply system 11, a circuit system 12, a control system 13, a driving mechanism 14, a shell 15, a lighting system 16, a storage bin 17 and a fixing frame 18.

21 is a working head, 22 is a conducting mechanism, 23 is a shell, and 31 is an upper cover.

13-1 is an annular control system, 13-2 is an action control switch, 14-1 is a gear transmission mechanism, 14-2 is a driving motor, 15-1 is a bottom cover, 16-1 is a light source, 18-1 is a fixed cover plate, 21-1 is a toothbrush mechanism, 21-2 is a polishing mechanism, 21-3 is a polishing mechanism, 21-4 is a massage mechanism, 21-5 is a motion bearing mechanism, 21-6 is a locking mechanism, 21-7 is a connecting part, 22-1 is a motion conduction protection mechanism, 22-2 is a locking mechanism, 22-3 is an unlocking mechanism, 22-4 is a motion steering mechanism, 22-5 is a fixed protection mechanism, 23-1 is a light guide window, 23-2 is a front cover, and 23-3 is a base.

13-11 is a speed adjusting device, 13-12 is an indicating device, 13-13 is an annular display device, 21-11 is an orthodontic toothbrush, 21-12 is a whitening toothbrush, 21-41 is a massage head, 21-51 is a motion conduction convex step, 21-61 is a locking groove, 22-11 is a motion conduction sleeve, 22-21 is a locking spring, 22-31 is an unlocking button, 22-41 is a bevel gear mechanism, 22-51 is a front protective cover, 22-52 is a rear protective seat, and 22-53 is an installation cavity.

13-11-1 is a control chip, 13-11-2 is a gear button, 13-12-1 is an indicator light, 13-13-1 is an annular light-transmitting window, and 13-13-2 is a light-shading partition plate; 14-11-1 is a multi-stage reduction gear mechanism; 22-21-1 is a locking pin, 22-11-1 is a protection channel, 22-11-2 is a motion conduction mechanism, 22-31-1 is a wedge-shaped unlocking block, 22-41-1 is an upper bevel gear, 22-41-2 is a lower bevel gear, 22-51-1 is a positioning groove, and 22-52-1 is a positioning block.

Detailed Description

Example 1: the conduction mechanism of the utility model

Referring to fig. 1 to 4, the conduction mechanism of the present invention is characterized in that: the transmission mechanism 22 comprises a motion transmission protection mechanism 22-1, a locking mechanism 22-2, an unlocking mechanism 22-3, a motion steering mechanism 22-4 and a fixed protection mechanism 22-5.

The motion steering mechanism 22-4 is connected with the motion conduction protection mechanism 22-1 to drive the motion conduction protection mechanism 22-1 to move;

the locking mechanism 22-2 can fixedly connect the working head 21 to the motion conduction protection mechanism 22-1, and the unlocking mechanism 22-3 can release the connection between the working head 21 and the motion conduction protection mechanism 22-1;

referring to fig. 2, the fixed protection mechanism 22-5 includes a front protection cover 22-51 and a rear protection base 22-52, and an installation cavity 22-53 is formed between the front protection cover 22-51 and the rear protection base 22-52; the motion steering mechanism 22-4 and the motion conduction protection mechanism 22-1 are arranged in the installation cavity 22-53;

the motion steering mechanism 22-4 can convert the motion direction, and the motion conduction protection mechanism 22-1 drives the working head 21 to move according to the converted direction.

Referring to fig. 1 and 2, in the present embodiment, the front protective covers 22 to 51 and the rear protective seats 22 to 52 are connected together by a male-female snap fit; the front protective cover 22-51 is provided with a positioning groove 22-51-1, the rear protective seat 22-52 is provided with a positioning block 22-52-1, and the positioning block 22-52-1 is embedded in the positioning groove 22-51-1 and can connect the front protective cover 22-51 and the rear protective seat 22-52 together. The connection mode of the concave-convex card matching can well ensure the effective connection between the front protective cover 22-51 and the rear protective seat 22-52, and simultaneously, because a certain movement space and elasticity are arranged between the positioning block 22-52-1 and the positioning groove 22-51-1, a certain adjustment space is arranged between the front protective cover 22-51 and the rear protective seat 22-52, and the front protective cover 22-51 and the rear protective seat 22-52 can not be broken or separated due to large torsion force generated between the movement steering mechanism 22-4.

The front protective cover 22-51 and the rear protective seat 22-52 can be connected together by female thread combination, interference fit or the like. In practical applications, a person skilled in the art may also design various different connection modes according to needs, and the applicant does not exemplify here, but does not depart from the scope of protection of the present application.

In this embodiment, the motion conduction protection mechanism 22-1 is a motion conduction protection sleeve 22-11.

Referring to fig. 3 and 3-1, in the present embodiment, the motion steering mechanism 22-4 is a bevel gear mechanism 22-41.

The bevel gear mechanism 22-41 is provided with an upper bevel gear 22-41-1 and a lower bevel gear 22-41-2. The bevel gear mechanisms 22-41 realize the transverse steering conduction of the movement in 90 degrees through the meshing movement of the upper and lower bevel gears. The bevel gear mechanisms 22-41 are the most common motion-diverting and conducting mechanisms used today.

In this embodiment, the upper bevel gear 22-41-1 and the motion transmission protection mechanism 22-1 are integrally manufactured, so as to better ensure the transmission of motion.

In this embodiment, the locking mechanism 22-2 is a locking spring 22-21. The unlocking mechanism 22-3 is an unlocking key 22-31, and the unlocking key 22-31 comprises a wedge-shaped unlocking block 22-31-1.

Referring to fig. 4, the locking spring 22-21 includes a locking leg 22-21-1, and the end of the connecting portion 21-7 is provided with a locking groove 21-611. Under the action of no external force, the locking feet 22-21-1 are folded and embedded in the locking grooves 21-611, the working head 21 is fixedly connected to the motion conduction protection mechanism 22-1, when the unlocking key 22-31 is pressed, the wedge-shaped unlocking block 22-31-1 moves towards the locking spring 22-21, under the action of the wedge-shaped unlocking block 22-31-1, the locking feet 22-21-1 are unfolded and leave the locking grooves 21-611, and the connection between the working head 21 and the motion conduction protection mechanism 22-1 is released.

In this embodiment, since the front protection cover 22-51 and the rear protection seat 22-52 of the fixed protection mechanism 22-5 are connected together by a male-female snap fit, the effective connection between the front protection cover 22-51 and the rear protection seat 22-52 can be well ensured, the moving steering mechanism 22-4 can be well protected, and meanwhile, since the positioning block 22-52-1 and the positioning slot 22-51-1 have a certain moving space and elasticity, a certain adjustment space is provided between the front protection cover 22-51 and the rear protection seat 22-52, so that the front protection cover 22-51 and the rear protection seat 22-52 cannot be broken or separated due to a large torsion force occurring between the moving steering mechanism 22-4, and the use process is safer.

Example 2: the utility model discloses many functions oral cavity cleaning cosmetic device

Referring to fig. 7 to 7-7, the multi-functional oral cavity cleaning and beauty device of the present embodiment includes a main body 1 and a working portion 2.

The working part 2 includes the conducting means 22 of example 1.

In this embodiment, the motion receiving mechanism 21-5 is a motion step 21-51, and motion conduction is realized between the motion step 21-51 and the motion conduction mechanism 22-11-2 through a concave-convex card fit.

The connecting part 21-7 of the working head 21 is also provided with a locking mechanism 21-6; the locking mechanism 21-6 and the locking mechanism 22-2 cooperate with each other, a connection between the working head 21 and the conducting means 22 can be realized. In this embodiment, the locking mechanism 21-6 is a locking slot 21-61.

The working part 2 is provided with a housing 23. The conducting mechanism 22 is arranged in the shell 23, and the shell 23 plays a role in preventing water and dust for the conducting mechanism 22.

The housing 23 includes a front cover 23-2 and a base 23-3.

In this embodiment, the front cover 23-2 and the base 23-3 are connected together by a male-female snap fit.

The front cover 23-2 and the base 23-3 may also be coupled together by a threaded union, and/or an interference fit. In practical applications, a person skilled in the art may also design various different connection modes according to needs, and the applicant does not exemplify here, but does not depart from the scope of protection of the present application.

In this embodiment, the unlocking keys 22-31 of the conducting mechanism 22 are arranged on the base 23-3, and the connection between the working head 21 and the conducting mechanism 22 can be released by pressing the unlocking keys 22-31. The unlocking keys 22-31 are designed to facilitate replacement of the working head 21 without disassembling the housing 23.

The working head 21 can be a toothbrush mechanism 21-1, a grinding mechanism 21-2, a polishing mechanism 21-3 or a massage mechanism 21-4. The applicant only lists the working heads 21 in the above forms, and in practical applications, persons skilled in the art may design other different functional components as required, and the applicant does not exemplify here, but does not depart from the scope of protection of the present application.

Referring to fig. 8, the toothbrush mechanism 21-1 is an orthodontic toothbrush 21-1, referring to fig. 2-1, the toothbrush mechanism 21-1 is a whitening toothbrush 21-2, and the toothbrush mechanism 21-1 can be designed into different special toothbrushes according to different clinical requirements, such as toothbrushes with different structural characteristics, such as orthodontic period special toothbrush, periodontal treatment period special toothbrush, dental implant special toothbrush, etc., the applicant only lists the above toothbrushes, and in practical applications, persons skilled in the art can design different toothbrushes according to requirements, which is not illustrated by the applicant herein, but does not depart from the scope of protection of the present application.

The grinding means 21-2 has a hardness higher than the adhesion strength of dental calculus but lower than the hardness of enamel. The hardness of the grinding mechanism 21-2 is higher than the adhesion strength of dental calculus, so that dental calculus adhered to teeth and soft dirt on the surfaces of teeth can be conveniently ground and fallen off, but the hardness of the grinding mechanism 21-2 is lower than that of enamel, so that the grinding mechanism 21-2 can be ensured not to damage the enamel in the grinding process.

The grinding means 21-2 is cylindrical (refer to fig. 7), or tapered (refer to fig. 9), or funnel-shaped. The grinding mechanism 21-2 can be set into different shapes according to the position of the tooth to be ground, for example, the tooth surface can be ground in a cylindrical or funnel shape, and the adjacent surfaces of the tooth can be tapered. In use, those skilled in the art can design various shapes according to requirements, and the applicant does not exemplify the invention, but does not depart from the scope of the present application.

Referring to fig. 10, the polishing mechanism 21-3 is a funnel-shaped one made of an elastic material. The polishing mechanism 21-3 is generally shaped like a funnel, and performs polishing treatment on the tooth surface in a high-speed rotation state through friction between the large end surface of the funnel made of an elastic material and the tooth surface.

Referring to fig. 11, the massage head 21-4 of the massage mechanism 21-4 is in a smooth spherical shape and made of a soft elastic material. The massage mechanism 21-4 is usually made of an elastic material, such as silica gel, TPU, etc., and massages soft tissues or mucosal tissues such as gingiva, tongue, etc. by means of vibration or back-and-forth sliding, etc., so as to promote blood circulation and achieve the effect of gingiva health care. The massage mechanism 21-4 can be designed in various shapes such as a sphere, an ellipsoid, a hemisphere, etc., but the massage head 21-41 of the massage mechanism 21-4 usually has a smooth surface in order to prevent injury to soft tissues or mucous membranes during massage.

The host 1 comprises a power supply system 11, a circuit system 12, a control system 13, a driving mechanism 14 and a shell 15; the power supply system 11, the control system 13 and the driving mechanism 14 are connected together through the circuit system 12; the working unit 2 is connected to the driving mechanism 14 through the conducting mechanism 22, and is mounted on the main body 1.

The working head 21 is driven by the driving mechanism 14 to clean, massage and/or beautify teeth, and/or gums, and/or tongue body in the oral cavity.

In this embodiment, the driving mechanism 14 includes a gear transmission mechanism 14-1 and a driving motor 14-2. The driving motor 14-2 drives the gear transmission mechanism 14-1 to move, and further drives the working head 21 to move.

Referring to fig. 6 and 6-1, the gear transmission mechanism 14-1 includes a reduction gear mechanism 14-11. Because the output rotation speed of the driving motor 14-2 is usually higher, in order to meet the rotation speed requirement in the oral cleaning process, the gear transmission mechanism 14-1 is the reduction gear mechanism 14-11, which can reduce the rotation speed output by the driving motor 14-2 to the slow rotation speed required in the oral cleaning and beauty treatment processes.

In order to ensure the speed reduction effect, in this embodiment, the speed reduction gear mechanism 14-11 is the multi-stage speed reduction gear mechanism 14-11-1, and three-stage speed reduction can be performed.

Referring to fig. 7-6, in order to ensure the effective fixation of the driving motor 14-2 in the housing 15, the main body 1 is provided with a fixing bracket 18 in the housing 15, the driving motor 14-2 and the power system 11 are installed in a positioning slot of the fixing bracket 18, and the driving motor 14-2 is further fixed by a fixing cover plate 18-1.

Referring to fig. 7-2 and 7-4, in the present embodiment, the host 1 is further provided with a lighting system 16. The illumination system 16 is capable of illuminating the interior of the mouth during use.

The lighting system 16 includes a light source 16-1, and the control system 13 controls the light source 16-1 to be turned on and off.

The light source 16-1 preferably adopts an LED light source, which has the characteristics of small volume, high light emitting efficiency, strong light source directivity and the like compared with a common illumination light source, and particularly has incomparable advantages over a common light source in terms of safety. Firstly, the LED light source is supplied with low-voltage direct current, and the supply voltage is only 6 to 24V; secondly, mercury is not added into the LED light source, so that poisoning and other injuries to a human body cannot be caused; in addition, more importantly, the LED light source is a cold light source, can not generate heat seriously in the working process, can be safely touched, and can not cause accidental high-temperature scald to human bodies.

Referring to fig. 7-2 and 7-5, the control system 13 is a loop control system 13-1, the loop control system 13-1 includes a speed adjustment device 13-11, an indication device 13-12, and a loop display device 13-13; the annular display devices 13-13 can display the movement speed of the driving mechanism 14.

Referring to fig. 7-7, the pressure adjusting device 13-11 comprises a control chip 13-11-1 and a shift button 13-11-2, the indicating device 13-12 is an indicating lamp 13-12-1, and the annular display device 13-13 comprises an annular light-transmitting window 13-13-1 and a light-shielding partition 13-13-2; the gear button 13-11-2 is arranged in the middle of an annular ring formed by the annular light-transmitting window 13-13-1; and when the gear button 13-11-2 is pressed, the indicator lights 13-12-1 are sequentially lightened and sequentially penetrate out of the light-transmitting window 13-13-1, so that the movement speed of the driving mechanism 14 is displayed.

The control system 13 further comprises a motion control switch 13-2, and the motion control switch 13-2 can control the motion and stop of the working head 21.

The shell 23 has a light guide function, can transmit the light of the light source 16-1 to the oral cavity, and forms illumination in the oral cavity in the working process.

In this embodiment, the entire housing 23 is made of a light guide material. The housing 23 is integrally made of a light guide material, and the housing 23 constitutes a large light emitting body which can illuminate the oral cavity in a large area.

The light source 16-1 is disposed at the lower end of the housing 23, and transmits light to the oral cavity through the light guiding function of the housing 23 to illuminate the oral cavity.

Referring to fig. 12, the housing 23 may further be provided with a light guide window 23-1, and the light guide window 23-1 is made of a light guide material. The light guide window 23-1 is arranged to realize fixed-point illumination in the oral cavity and realize directional transmission of light.

Referring to fig. 7-2 and 7-6, the bottom of the main body 1 is further provided with a storage bin 17. The storage bin 17 can be arranged at the rear end of the main machine 1, and the working head 21 which is not used can be stored in the storage bin 17 by opening the bottom cover 15-1.

Referring to fig. 13, the multifunctional oral cavity cleaning and beautifying device 100 further comprises a protective cover 3. When not in use, the protective cover 3 can protect the working part 2, so that the working part 2 is ensured to be clean and sanitary, and the working part 2 is prevented from being accidentally damaged.

Referring to fig. 13-1, the protective cover 3 is provided with a storage compartment 17. The storage bin 17 can also be arranged in the protective cover 3, and the working head 21 with a larger volume, such as the toothbrush mechanism 21-1, can be placed in the storage bin 17 to be stored by opening the upper cover 31 of the protective cover 3.

The working part 2 is detachably or non-detachably connected to the main body 1.

In this embodiment, the working portion 2 and the main body 1 are integrally formed, so that water and dust can be better prevented.

In practical application, the working part 2 can be detachably connected to the main machine 1, and can be directly replaced in the using process, so that the multifunctional electric heating device is more sanitary and convenient.

When the working head 21 needs to be replaced, the unlocking button 22-3 is pressed, the locking spring 22-1 releases the limit from the locking groove 21-61, and the working head 21 can be taken out.

In this embodiment, the working head 21 may be the toothbrush mechanism 21-1, the polishing mechanism 21-2, the polishing mechanism 21-3, or the massage mechanism 21-4, and by switching different working heads 21, teeth and gums can be cleaned, polished, and massaged, so that one machine has multiple functions, and the purposes of oral cleaning and oral beauty can be achieved. Moreover, the illumination system 16 can illuminate the inside of the oral cavity during use, thereby facilitating observation of the operation process.

The multi-functional oral cavity cleaning and beautifying device of the present embodiment is more stable and safer in use by the combined action of the reduction gear mechanism 14-11 and the fixing and protecting mechanism 22-5.

It should be noted that the structures disclosed and described herein may be replaced by other structures having the same effect, and the embodiments described herein are not the only structures for implementing the present invention. Although preferred embodiments of the present invention have been shown and described herein, it will be understood by those skilled in the art that these embodiments are merely illustrative and that numerous changes, modifications and substitutions may be made without departing from the present invention and it is intended that the scope of the present invention be defined by the spirit and scope of the appended claims.

Claims

1. Conduction mechanism, its characterized in that: the transmission mechanism (22) comprises a motion transmission protection mechanism (22-1), a locking mechanism (22-2), an unlocking mechanism (22-3), a motion steering mechanism (22-4) and a fixed protection mechanism (22-5);

A. the motion steering mechanism (22-4) is connected with the motion conduction protection mechanism (22-1), driving the motion conduction protection mechanism (22-1) to move;

B. the locking mechanism (22-2) can fixedly connect the working head (21) to the motion conduction protection mechanism (22-1), and the unlocking mechanism (22-3) can release the connection between the working head (21) and the motion conduction protection mechanism (22-1);

C. the fixed protection mechanism (22-5) comprises a front protection cover (22-51) and a rear protection seat (22-52), and an installation cavity (22-53) is formed between the front protection cover (22-51) and the rear protection seat (22-52); the motion steering mechanism (22-4) and the motion conduction protection mechanism (22-1) are arranged in the mounting cavity (22-53);

D. the motion steering mechanism (22-4) can convert the motion direction, and the motion conduction protection mechanism (22-1) drives the working head (21) to move according to the converted direction.

2. A conducting mechanism according to claim 1, wherein: the front protective cover (22-51) and the rear protective seat (22-52) are connected together through a concave-convex snap fit connection, and/or a threaded combination, and/or an interference fit connection.

3. A conducting mechanism according to claim 2, wherein: the front protective covers (22-51) and the rear protective seats (22-52) are connected together through a concave-convex card in a matching way; the protective cover is characterized in that a positioning groove (22-51-1) is formed in the front protective cover (22-51), a positioning block (22-52-1) is arranged on the rear protective seat (22-52), and the positioning block (22-52-1) is embedded in the positioning groove (22-51-1) and can connect the front protective cover (22-51) and the rear protective seat (22-52) together.

4. A conducting mechanism according to claim 1, wherein: the motion conduction protection mechanism (22-1) is a motion conduction protection sleeve (22-11).

5. A conducting mechanism according to claim 4, wherein: the motion conduction protective sleeve (22-11) comprises a protective channel (22-11-1) and a motion conduction mechanism (22-11-2).

6. A conducting mechanism according to claim 1, wherein: the motion steering mechanism (22-4) is a bevel gear mechanism (22-41).

7. A conducting mechanism according to claim 6, wherein: the bevel gear mechanism (22-41) is provided with an upper bevel gear (22-41-1) and a lower bevel gear (22-41-2).

8. A conducting mechanism as defined in claim 7, wherein: the upper bevel gear (22-41-1) and the motion conduction protection mechanism (22-1) are connected together.

9. A conducting mechanism as defined in claim 8, wherein: the upper bevel gear (22-41-1) and the motion conduction protection mechanism (22-1) are integrally manufactured.

10. A conducting mechanism as defined in claim 1, wherein: the locking mechanism (22-2) is a locking spring (22-21).

11. A conducting mechanism according to claim 1, wherein: the unlocking mechanism (22-3) is an unlocking button (22-31).

12. A conduction mechanism as claimed in claim 11, wherein: the unlocking key (22-31) comprises a wedge-shaped unlocking block (22-31-1).

13. The work portion, its characterized in that: the working part (2) comprises a conducting means (22) according to claim 1.

14. The work portion of claim 13, wherein: the working part (2) comprises a working head (21) and a transmission mechanism (22); the working head (21) is detachably arranged on the conduction mechanism (22).

15. The work section of claim 14, wherein: the working head (21) is provided with a motion bearing mechanism (21-5); the motion receiving mechanism (21-5) can receive the motion transmitted by the motion transmission protection mechanism (22-1).

16. The work section of claim 14, wherein: the working head (21) is also provided with a locking mechanism (21-6); the locking mechanism (21-6) and the locking mechanism (22-2) are matched with each other, and the connection between the working head (21) and the conduction mechanism (22) can be realized.

17. The work section of claim 14, wherein: the working part (2) is also provided with a shell (23).

18. The work portion of claim 17, wherein: the shell (23) comprises a front cover (23-2) and a base (23-3).

19. The work portion of claim 18, wherein: the front cover (23-2) and the base (23-3) are connected together through a concave-convex snap fit connection, and/or a threaded combination, and/or an interference fit.

20. The work portion of claim 18, wherein: an unlocking button (22-31) of the conducting mechanism (22) is arranged on the base (23-3), and the connection between the working head (21) and the conducting mechanism (22) can be released by pressing the unlocking button (22-31).

21. The work portion of claim 20, wherein: the height of the unlocking key (22-31) is lower than the outer surface of the base (23-3).

22. The work section of claim 14, wherein: the working head (21) is a toothbrush mechanism (21-1), or a grinding mechanism (21-2), or a polishing mechanism (21-3), or a massage mechanism (21-4).

23. The work portion of claim 22, wherein: the toothbrush mechanism (21-1) comprises an orthodontic toothbrush, a special toothbrush for periodontal diseases, a special toothbrush for dental implants, or a whitening toothbrush.

24. The work portion of claim 22, wherein: the hardness of the polishing means (21-2) is higher than the adhesion strength of dental calculus but lower than the hardness of enamel.

25. The work section of claim 22, wherein: the grinding mechanism (21-2) is cylindrical, or conical, or funnel-shaped.

26. The work portion of claim 22, wherein: the polishing mechanism (21-3) is funnel-shaped and is made of elastic materials.

27. The work portion of claim 22, wherein: the massage mechanism (21-4) has a smooth surface and is made of soft elastic material.

28. Multi-functional oral cavity cleaning cosmetic device, its characterized in that: the multifunctional oral cleaning and beautifying device (100) comprising the device of claim 13

The working part (2).

29. The multi-functional oral cleaning cosmetic device of claim 28, wherein: the multifunctional oral cavity cleaning and beautifying device (100) comprises a main machine (1) and a working part (2);

A. the working part (2) comprises a working head (21) and a conduction mechanism (22), and the working head (21) is detachably arranged on the conduction mechanism (22);

B. the host (1) comprises a power supply system (11), a circuit system (12), a control system (13), a driving mechanism (14) and a shell (15); the power supply system (11), the control system (13) and the driving mechanism (14) are connected together through the circuit system (12); the working part (2) is connected to the driving mechanism (14) through the conducting mechanism (22) and is arranged on the main machine (1);

C. the working head (21) is driven by the driving mechanism (14) to clean, massage and/or beautify teeth, and/or gums, and/or tongue bodies in the oral cavity.

30. The multi-functional oral cleaning cosmetic device of claim 29, wherein: the working part (2) is detachably or non-detachably connected to the main machine (1).

31. The multi-functional oral cleaning cosmetic device of claim 29, wherein: the driving mechanism (14) drives the working head (21) to rotate, vibrate, swing or slide.

32. The multi-functional oral cleaning cosmetic device of claim 29, wherein: the driving mechanism (14) comprises a gear transmission mechanism (14-1) and a driving motor (14-2).

33. The multi-functional oral cleaning cosmetic device of claim 32, wherein: the gear transmission mechanism (14-1) comprises a reduction gear mechanism (14-11).

34. The multi-functional oral cleaning cosmetic device of claim 33, wherein: the reduction gear mechanism (14-11) is a multi-stage reduction gear mechanism (14-11-1).

35. The multi-functional oral cleaning cosmetic device of claim 33, wherein: the reduction gear mechanism (14-11) drives the conduction mechanism (22) to move.

36. The multi-functional oral cleaning cosmetic device of claim 29, wherein: the host (1) is further provided with a lighting system (16).

37. The multi-functional oral cleaning cosmetic device of claim 36, wherein: the lighting system (16) comprises a light source (16-1), and the control system (13) controls the light source (16-1) to be switched on and off.

38. The multi-functional oral cleaning cosmetic device of claim 29, wherein: the housing (23) of the working part (2) has a light guiding function.

39. The multi-functional oral cleaning cosmetic device of claim 38, wherein: the housing (23) is made entirely of a light-conducting material.

40. The multi-functional oral cleaning cosmetic device of claim 38, wherein: the shell (23) is provided with a light guide window (23-1), and the light guide window (23-1) is made of a light guide material.

41. The multi-functional oral cleaning cosmetic device of claim 38, wherein: the housing (23) is integrally produced with the housing (15) of the main unit (1).

42. The multi-functional oral cleaning cosmetic device of claim 36, wherein: the light source (16-1) of the host (1) is arranged in the shell (23).

43. The multi-functional oral cleaning cosmetic device of claim 29, wherein: the host (1) is also provided with a storage bin (17).

44. The multi-functional oral cleaning cosmetic device of claim 29, wherein: the multifunctional oral cavity cleaning and beautifying device (100) also comprises a protective cover (3).

45. The multi-functional oral cleaning cosmetic device of claim 44, wherein: the protective cover (3) is provided with a storage bin (17).