CN219501235U

CN219501235U - Self-generating electric toothbrush

Info

Publication number: CN219501235U
Application number: CN202320399380.5U
Authority: CN
Inventors: 刘得好; 陈泓宇; 刘得为; 黎坚; 刘锦峰
Original assignee: Fujian Meilibao Technology Co ltd
Current assignee: Fujian Meilibao Technology Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-08-11
Anticipated expiration: 2033-03-06

Abstract

The utility model relates to a self-generating electric toothbrush, which comprises a silica gel soft shell, a supporting rod and a control mechanism; the silica gel soft shell comprises a handheld part, an operating part and a connecting part; the operation part and the connection part are both horizontally hollow, and one end of the hand-held part is opened; two ends of the operation part are respectively communicated with one end of the connecting part and the open end of the handheld part; one end of the supporting rod is inserted into the other end of the connecting part, and the other end of the supporting rod is fixed with a toothbrush head; the control mechanism comprises a vibration motor and a generator; the control mechanism is respectively connected with the vibration motor and the generator in an electric signal manner; the vibration motor is fixed in the supporting rod; the generator is fixed at the tail end of the operation part; the rotating shaft of the generator faces the handheld part, and the tail end of the rotating shaft is fixed with fan blades; the other end of the hand-held part is provided with an air inlet in a penetrating way; pressing the hand-held part, air can be blown to the fan blades through the air inlet, and the generator is driven to generate electricity through the fan blades.

Description

Self-generating electric toothbrush

Technical Field

The utility model relates to a self-generating electric toothbrush, and belongs to the technical field of cleaning tools.

Background

The toothbrush that uses in people's daily life is mostly ordinary manual toothbrush now, and electric toothbrush has also got into people's life fast in recent years, because electric toothbrush compares with ordinary toothbrush, and vibration frequency is much more per unit time, can more effective clean tooth, and current electric toothbrush mainly divide into rechargeable and battery drive two types, all need periodic charging or change battery, when the power is not enough or the field is taken out, if not carry the battery backup, the awkwardness that lacks the electricity easily appears, causes some inconvenience.

The Chinese patent with the publication number of CN106937891A discloses a self-generating electric toothbrush which can utilize power generated by movement of people during brushing teeth to drive a self-generating unit to generate electricity, drive a vibration motor, a piezoelectric ceramic ultrasonic generator, an ultraviolet sterilizing lamp and other devices, thereby playing roles in decontaminating and sterilizing a massage gum.

The electric toothbrush can generate electricity and provide electricity for the vibration of the toothbrush head, but on one hand, the electric toothbrush generates electricity through the reciprocating motion of the permanent magnet along with the vibration of the tooth brushing action, and bad tooth brushing experience is easily brought to users under the inertia and the vibration of the permanent magnet; on the other hand, relatively complex internal structures are not easy to install and maintain.

Disclosure of Invention

In order to overcome the problems, the utility model provides the self-generating electric toothbrush which has a simple structure, and the air can be blown to the fan blades through the air inlet to provide power for the generator to generate electricity by pressing the handheld part, so that a good electricity generation effect can be achieved, and the internal structure is simplified.

The technical scheme of the utility model is as follows:

a self-generating electric toothbrush comprises a silica gel soft shell, a supporting rod and a control mechanism; the silica gel soft shell comprises a handheld part, an operating part and a connecting part; the operation part and the connection part are both horizontally hollow, and one end of the hand-held part is opened; two ends of the operation part are respectively communicated with one end of the connecting part and the open end of the handheld part; one end of the supporting rod is inserted into the other end of the connecting part, and the other end of the supporting rod is fixed with a toothbrush head; the control mechanism comprises a vibration motor and a generator; the control mechanism is respectively connected with the vibration motor and the generator in an electric signal manner; the vibration motor is fixed in the supporting rod; the generator is fixed at the tail end of the operation part; the rotating shaft of the generator faces the handheld part, and the tail end of the rotating shaft is fixed with fan blades; the other end of the hand-held part is provided with an air inlet in a penetrating way; pressing the hand-held part, air can be blown to the fan blades through the air inlet, and the generator is driven to generate electricity through the fan blades.

Further, an air inlet pipe is arranged in the handheld part; one end of the air inlet pipe is communicated with the air inlet, and the other end of the air inlet pipe is close to the fan blade.

Further, a sealing valve is sealed and fixed at the tail end of the air inlet pipe; the sealing valve is of a conical structure arranged close to the fan blade; the sealing valve consists of a plurality of sealing valve sheets; the tail ends of the closed petals are fixed on the air inlet pipe; the end surfaces of two adjacent closing flaps are attached.

Further, the tail end of the hand-held part is arranged in an open mode; the open end of the hand-held part is closed by a rear cover; the air inlet is formed at the tail end of the rear cover; an annular convex edge is annularly fixed at the tail end of the outer side of the handheld part; barbs are annularly fixed on the inner periphery of the open end of the rear cover; the barb is clamped on the inner side of the annular convex edge; the barb wall surface is clung to the annular convex edge wall surface.

Further, a plurality of limiting plates are fixed on the inner periphery of the operation part; the limiting plate inner wall surface is attached to the periphery of the generator.

Further, the protective shell comprises a shell and a switch elastic piece; the control mechanism also comprises a circuit board, a contact switch and a battery; the housing is fixed in the operation part; the switch elastic sheet which is tilted upwards is fixed at the tail end of the upper part of the shell; fixing grooves are respectively fixed on two sides of the inner periphery of the shell; the two sides of the circuit board are respectively clamped in the fixing groove; the contact switch is arranged on the circuit board; the circuit board is respectively connected with the contact switch, the battery and the vibration motor through electrical signals; the battery is in electrical signal connection with the generator; the battery is positioned at the bottom of the inner side of the shell; and a switch button is arranged above the switch elastic piece on the upper part of the operation part.

Further, the supporting rod comprises a vibrating rod, a front baffle and an inserting piece; the vibrating rod is hollow horizontally and sleeved in the connecting part; the vibration motor is fixed in the vibration rod; the front baffle is fixed at the front end of the vibrating rod; the rear end of the front baffle is attached to the end part of the connecting part; the front end of the front baffle is fixedly provided with a horizontal inserting sheet; the toothbrush head is fixed on the inserting piece.

Further, a notch is formed in one side of the tail end of the vibrating rod; a horizontal hollow protective sleeve is sleeved between the connecting part and the vibrating rod; the tail end of the protective sleeve is flush with the tail end of the vibrating rod.

Further, a plurality of limiting rings are fixed on the periphery of the vibrating rod at intervals along the axial direction; a plurality of clamping grooves for accommodating the limiting rings are formed in the inner peripheral wall of the connecting part; the outer wall surface of the limiting ring is attached to the inner wall surface of the clamping groove; the protective sleeve is abutted against the end face of the limiting ring.

The utility model has the following beneficial effects:

1. this from electric toothbrush simple structure through pressing the handheld portion, and air can blow the flabellum through the air intake and provide power for the generator and generate electricity, can play good power generation effect, has simplified inner structure again.

2. The operation part is internally provided with a generator and fan blades, the handheld part is pressed to continuously deform in the pressing process to generate air flow, so that air can be blown to the fan blades through the air inlet, and the fan blades drive the generator to generate power, so that the whole control mechanism is powered.

3. Because the terminal surfaces of two adjacent closure lamella laminate, closure lamella is the confined state this moment, and water can't get into handheld portion from air-supply line (air intake), can improve the water-proof effects.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a cross-sectional view at A-A of fig. 2.

Fig. 4 is a schematic view of the internal structure of the present utility model.

Fig. 5 is a partial enlarged view at B of fig. 4.

Fig. 6 is a schematic structural view of an air inlet pipe.

Fig. 7 is an exploded view of the protective housing and control mechanism.

Fig. 8 is an exploded view of the support bar.

Fig. 9 is a schematic view of the cooperation of the back cover and the handpiece.

The reference numerals in the drawings are as follows:

1. a silica gel soft shell; 11. a hand-held part; 12. an operation unit; 13. a connection part; 14. an air inlet pipe; 15. closing the flaps; 16. a switch button; 17. a rear cover; 18. a barb; 19. a limiting plate; 2. a support rod; 21. a vibrating rod; 22. a front baffle; 23. inserting sheets; 24. a toothbrush head; 25. a protective sleeve; 26. a notch; 27. a limiting ring; 3. a protective housing; 31. a housing; 32. a switch spring plate; 33. a fixing groove; 34. a pressing body; 4. a control mechanism; 41. a circuit board; 42. a contact switch; 43. a battery; 44. a vibration motor; 45. a generator; 46. and (3) a fan blade.

Detailed Description

The utility model will now be described in detail with reference to the drawings and to specific embodiments.

Referring to fig. 1 to 9, a self-generating electric toothbrush comprises a silica gel soft shell 1, a support rod 2 and a control mechanism 4; the silica gel soft shell 1 comprises a handheld part 11, an operation part 12 and a connecting part 13; the operation part 12 and the connection part 13 are both arranged horizontally and hollow, and one end of the hand-held part 11 is opened; both ends of the operation part 12 are respectively communicated with one end of the connection part 13 and the open end of the hand-held part 11; one end of the supporting rod 2 is inserted into the other end of the connecting part 13, and the other end of the supporting rod is fixed with a toothbrush head 24; the control mechanism 4 includes a vibration motor 44 and a generator 45; the control mechanism 4 is respectively connected with the vibration motor 44 and the generator 45 in an electric signal manner; the vibration motor 44 is fixed in the support rod 2; the generator 45 is fixed to the end of the operation unit 12; the rotating shaft of the generator 45 faces the hand-held part 11, and the fan blades 46 are fixed at the tail end of the rotating shaft; the other end of the hand-held part 11 is provided with an air inlet in a penetrating way; the hand-held part 11 is pressed, air can be blown to the fan blades 46 through the air inlet, and the fan blades 46 drive the generator 45 to generate electricity.

According to the above description, the self-generating electric toothbrush mainly comprises a silica gel soft shell 1, a support rod 2 and a control mechanism 4. The silica gel soft shell 1 comprises a handheld part 11, an operation part 12 and a connecting part 13; the connecting part 13 has the functions of connection and support and is used for fixing the support rod 2 and the toothbrush head 24, and a vibrating motor 44 is arranged in the connecting part; the operation part 12 accommodates various electrical elements, plays a role in protection and can control various operations of the self-generating electric toothbrush; the hand-held portion 11 is mainly used for holding. In addition, the electric generator 45 and the fan blades 46 are further arranged in the operation part 12, and by pressing the hand-held part 11, the hand-held part 11 is continuously deformed in the pressing process to generate air flow, so that the air can be blown to the fan blades 46 through the air inlet, and the electric generator 45 is driven to do work to generate electricity through the fan blades 46. The electric energy generated by the generator 45 is stored in the battery 43, and thus the entire control mechanism 4 can be supplied with power.

In particular, the generator 45 is a 280 carbon brush motor, and the vibration motor 44 is a 0612 hollow cup motor.

Further, an air inlet pipe 14 is further disposed in the hand-held portion 11; one end of the air inlet pipe 14 is communicated with the air inlet, and the other end is arranged close to the fan blade 46. The air inlet pipe 14 can enhance the blowing effect of the air flow on the fan blades 46.

Further, a sealing valve is sealed and fixed at the tail end of the air inlet pipe 14; the closure flap is in a tapered configuration disposed adjacent the fan blade 46; the closure flap is composed of a plurality of closure flaps 15; the tail ends of the closing flaps 15 are fixed on the air inlet pipe 14; the end surfaces of two adjacent closing flaps 15 are attached. The sealing flaps are used for preventing water from entering the inside of the silica gel soft shell 1. Under normal conditions, the end surfaces of two adjacent sealing flaps 15 are attached, so that the sealing flaps are in a sealing state, and water cannot enter the handheld part 11 from the air inlet pipe 14 (air inlet). When the hand-held part 11 is pressed, the hand-held part 11 deforms, so that air can circulate through the air inlet pipe 14, and because of the existence of the sealing valve, the air only enters the hand-held part 11 from the outside and blows to the fan blades 46, and after the fan blades 46 are blown by the air flow, the whole control mechanism 4 can be powered by the power generated by the power generator 45.

In particular, the closure flap can also be of hemispherical or ellipsoidal configuration.

Further, the tail end of the hand-held part 11 is opened; the open end of the hand-held part 11 is closed by a back cover 17; the air inlet is formed at the tail end of the rear cover 17; an annular convex edge is annularly fixed at the tail end of the outer side of the handheld part 11; barbs 18 are annularly fixed on the inner periphery of the open end of the rear cover 17; the barb 18 is clamped on the inner side of the annular convex edge; the barb 18 wall is in close proximity to the annular ledge wall. The tail end of the hand-held part 11 is covered by the rear cover 17, so that the difficulty in assembly can be reduced, and each part can be conveniently placed into the silica gel soft shell 1 to be installed in place; the cooperation of barb 18 and annular protruding edge can improve fixed effect on the one hand, and on the other hand also can improve the water-proof effects.

Further, the protection shell 3 comprises a shell 31 and a switch elastic piece 32; the control mechanism 4 further comprises a circuit board 41, a contact switch 42 and a battery 43; the housing 31 is fixed in the operation section 12; the switch elastic piece 32 which is tilted upwards is fixed at the upper end of the shell 31; fixing grooves 33 are respectively fixed on two sides of the inner periphery of the shell 31; the two sides of the circuit board 41 are respectively clamped in the fixed groove 33; the contact switch 42 is provided on the circuit board 41; the circuit board 41 is electrically connected with the contact switch 42, the battery 43 and the vibration motor 44; the battery 43 is electrically connected with the generator 45; the battery 43 is positioned at the bottom of the inner side of the shell 31; the switch button 16 is disposed above the switch spring 32 on the upper portion of the operation portion 12.

In particular, in order to improve the pressing effect of the switch elastic sheet 32 and prevent the switch from malfunctioning due to insufficient travel of the switch elastic sheet 32, a pressing body 34 is fixed below the switch elastic sheet 32; the pressing body 34 is located above the contact switch 42.

Further, a plurality of limiting plates 19 are fixed to the inner periphery of the operation portion 12; the inner wall surface of the limiting plate 19 is attached to the outer periphery of the generator 45. The limiting plate 19 is mainly used for fixing the position of the generator 45.

Further, the supporting rod 2 comprises a vibrating rod 21, a front baffle 22 and an inserting sheet 23; the vibration rod 21 is hollow horizontally and sleeved in the connecting part 13; the vibration motor 44 is fixed in the vibration rod 21; the front baffle 22 is fixed at the front end of the vibrating rod 21; the rear end of the front baffle 22 is attached to the end part of the connecting part 13; the front end of the front baffle 22 is fixedly provided with a horizontal inserting sheet 23; the toothbrush head 24 is fixed on the insert piece 23.

Further, a notch 26 is formed on one side of the end of the vibration rod 21; a horizontal hollow protective sleeve 25 is sleeved between the connecting part 13 and the vibrating rod 21; the end of the protective sleeve 25 is flush with the end of the vibration rod 21. The notch 26 formed on the vibration rod 21 not only facilitates the die opening of the die to save the die opening cost, but also facilitates the installation of the vibration motor 44.

Further, a plurality of limiting rings 27 are fixed on the periphery of the vibrating rod 21 at intervals along the axial direction; a plurality of clamping grooves for accommodating the limiting rings 27 are formed in the inner peripheral wall of the connecting part 13; the outer wall surface of the limiting ring 27 is attached to the inner wall surface of the clamping groove; the protective sleeve 25 abuts against the end face of the limiting ring 27. The limit ring 27 and the clamping groove which are matched with each other can improve the fixing effect and the waterproof effect.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A self-generating electric toothbrush, characterized in that: comprises a silica gel soft shell (1), a supporting rod (2) and a control mechanism (4); the silica gel soft shell (1) comprises a handheld part (11), an operating part (12) and a connecting part (13); the operation part (12) and the connection part (13) are horizontally hollow, and one end of the hand-held part (11) is opened; two ends of the operation part (12) are respectively communicated with one end of the connecting part (13) and the open end of the hand-held part (11); one end of the supporting rod (2) is inserted into the other end of the connecting part (13), and the other end of the supporting rod is fixed with a toothbrush head (24); the control mechanism (4) comprises a vibration motor (44) and a generator (45); the control mechanism (4) is respectively connected with the vibration motor (44) and the generator (45) in an electric signal manner; the vibration motor (44) is fixed in the support rod (2); the generator (45) is fixed at the tail end of the operation part (12); the rotating shaft of the generator (45) faces the handheld part (11), and the tail end of the rotating shaft is fixed with fan blades (46); the other end of the hand-held part (11) is provided with an air inlet in a penetrating way; the hand-held part (11) is pressed, air can be blown to the fan blades (46) through the air inlet, and the fan blades (46) drive the generator (45) to generate electricity.

2. The self-generating electric toothbrush of claim 1, wherein: an air inlet pipe (14) is further arranged in the handheld part (11); one end of the air inlet pipe (14) is communicated with the air inlet, and the other end of the air inlet pipe is arranged close to the fan blades (46).

3. The self-generating electric toothbrush of claim 2, wherein: the tail end of the air inlet pipe (14) is fixed with a sealing valve in a sealing way; the sealing valve is in a conical structure arranged close to the fan blades (46); the sealing valve consists of a plurality of sealing valve sheets (15); the tail ends of the sealing flaps (15) are fixed on the air inlet pipe (14); the end surfaces of two adjacent closing flaps (15) are attached.

4. The self-generating electric toothbrush of claim 1, wherein: the tail end of the hand-held part (11) is opened; the open end of the hand-held part (11) is closed by a rear cover (17); the air inlet is formed at the tail end of the rear cover (17); an annular convex edge is annularly fixed at the tail end of the outer side of the handheld part (11); barbs (18) are annularly fixed on the inner periphery of the open end of the rear cover (17); the barb (18) is clamped on the inner side of the annular convex edge; the wall surface of the barb (18) is closely attached to the annular flange wall surface.

5. The self-generating electric toothbrush of claim 1, wherein: a plurality of limiting plates (19) are fixed on the inner periphery of the operation part (12); the inner wall surface of the limiting plate (19) is attached to the periphery of the generator (45).

6. The self-generating electric toothbrush of claim 1, wherein: the protection shell (3) comprises a shell (31) and a switch elastic piece (32); the control mechanism (4) further comprises a circuit board (41), a contact switch (42) and a battery (43); the housing (31) is fixed in the operation part (12); the switch elastic sheet (32) which is tilted upwards is fixed at the tail end of the upper part of the shell (31); fixing grooves (33) are respectively fixed on two sides of the inner periphery of the shell (31); two sides of the circuit board (41) are respectively clamped in the fixed groove (33); the contact switch (42) is arranged on the circuit board (41); the circuit board (41) is respectively connected with the contact switch (42), the battery (43) and the vibration motor (44) in an electric signal manner; the battery (43) is electrically connected with the generator (45); the battery (43) is positioned at the bottom of the inner side of the shell (31); the upper part of the operating part (12) is positioned above the switch elastic sheet (32) and is provided with a switch button (16).

7. The self-generating electric toothbrush of claim 1, wherein: the support rod (2) comprises a vibrating rod (21), a front baffle (22) and an inserting sheet (23); the vibrating rod (21) is hollow horizontally and sleeved in the connecting part (13); the vibration motor (44) is fixed in the vibration rod (21); the front baffle (22) is fixed at the front end of the vibrating rod (21); the rear end of the front baffle (22) is attached to the end part of the connecting part (13); the front end of the front baffle (22) is fixedly provided with a horizontal inserting sheet (23); the toothbrush head (24) is fixed on the inserting piece (23).

8. The self-generating electric toothbrush of claim 7, wherein: a notch (26) is formed in one side of the tail end of the vibrating rod (21); a horizontal hollow protective sleeve (25) is sleeved between the connecting part (13) and the vibrating rod (21); the end of the protective sleeve (25) is flush with the end of the vibrating rod (21).

9. The self-generating electric toothbrush of claim 8, wherein: a plurality of limiting rings (27) are fixed on the periphery of the vibrating rod (21) at intervals along the axial direction; a plurality of clamping grooves for accommodating the limiting rings (27) are formed in the inner peripheral wall of the connecting part (13); the outer wall surface of the limiting ring (27) is attached to the inner wall surface of the clamping groove; the protective sleeve (25) is abutted against the end face of the limiting ring (27).