CN113796982A

CN113796982A - Electric toothbrush convenient to dismouting

Info

Publication number: CN113796982A
Application number: CN202111115039.4A
Authority: CN
Inventors: 侯朝晖
Original assignee: Wuxi Aichiyisheng Technology Co ltd
Current assignee: Wuxi Aichiyisheng Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2021-12-17
Anticipated expiration: 2041-09-23
Also published as: CN113796982B

Abstract

The invention relates to the technical field of oral cleaning equipment, in particular to an electric toothbrush convenient to disassemble and assemble, and solves the problems that in the prior art, the use cost is increased and the disassembly and assembly are inconvenient due to replacement of a toothbrush rod. The utility model provides an electric toothbrush convenient to dismouting, which comprises an outer shell, shell inner chamber lower part is equipped with the power chamber, the top intercommunication of shell has the installation shell, shell inner chamber bottom fixedly connected with support, and the support is located the power chamber inboard, install battery and electric motor on the support, the switch is installed in the outside of shell, electric motor's output shaft transmission is connected with the transfer line, and the top fixedly connected with main bevel gear of transfer line, the installation shell inboard is provided with the vice bevel gear that the cooperation main bevel gear used, and the connecting axle has been cup jointed on vice bevel gear, the draw-in groove has been seted up to the one end of connecting axle, installation shell one side is provided with the brush head. The invention reduces the use cost by adopting the mode of replacing the brush head, is convenient to disassemble and assemble and has practicability.

Description

Electric toothbrush convenient to dismouting

Technical Field

The invention relates to the technical field of oral cleaning equipment, in particular to an electric toothbrush convenient to disassemble and assemble.

Background

The electric toothbrush makes the brush head generate high-frequency vibration through the quick rotation or vibration of the motor core, instantaneously decomposes the toothpaste into fine foam to deeply clean slits between teeth, and simultaneously, the vibration of the brush hair can promote the blood circulation of the oral cavity and has a massage effect on gum tissues. With the improvement of living standard, the electric toothbrush gradually enters each family and becomes an important daily necessity.

In the prior art, after the electric toothbrush is used for a period of time, the toothbrush rod needs to be replaced to continue to be used, so that the cleanness and the sanitation are kept.

However, the replacement of the toothbrush bar not only increases the use cost but also makes it inconvenient to assemble and disassemble, and thus the present invention has been made to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to provide an electric toothbrush convenient to disassemble and assemble, which solves the problems that the use cost is increased and the disassembly and the assembly are inconvenient due to the replacement of a toothbrush rod in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an electric toothbrush convenient to dismouting, which comprises an outer shell, shell inner chamber lower part is equipped with the power chamber, the top intercommunication of shell has the installation shell, shell inner chamber bottom fixedly connected with support, and the support is located the power chamber inboard, install battery and electric motor on the support, the switch is installed in the outside of shell, electric motor's output shaft transmission is connected with the transfer line, and the top fixedly connected with main bevel gear of transfer line, the installation shell inboard is provided with the vice bevel gear that cooperation main bevel gear used, and the connecting axle has been cup jointed on the vice bevel gear, the draw-in groove has been seted up to the one end of connecting axle, installation shell one side is provided with the brush head, the inboard fixedly connected with connecting plate of brush head, the fixture block that one side fixedly connected with cooperation draw-in groove of connecting plate used, the ring channel has been seted up to the inner wall of brush head, the inboard fixedly connected with iron plate of ring channel.

Preferably, the installation shell inboard is provided with sealed the pad, and laminate each other between sealed outer wall of pad and the installation shell inner wall, and be clearance fit between connecting axle and the sealed pad, connecting plate one side fixedly connected with main ring and vice ring, and vice ring is located main ring inboard, and the fixture block is located vice ring inboard, fixture block and draw-in groove are the hexagon, and be transition fit between fixture block and the draw-in groove, the inboard one side of sealed pad is provided with the sealing washer, and laminate each other between the one side of sealing washer and sealed pad, and the sealing washer is located between main ring and the vice ring, sealed pad is located between the main ring outside and the brush head inboard, laminate each other between one side of vice bevel gear and the sealed one side of pad, be the integrated into one piece structure between connecting axle and the vice bevel gear.

Preferably, the output terminal of the battery is electrically connected to the input terminal of the switch, and the output terminal of the switch is electrically connected to the input terminal of the electric motor.

Preferably, the bottom of shell is provided with the charging seat that the cooperation battery used, the outside of charging seat is provided with the waterproof box, and the top of waterproof box is the opening form, the inboard both sides of waterproof box all are provided with the damping sheet, all through extrusion spring fixed connection between one side both ends of damping sheet and the inboard one side of waterproof box, the waterproof box both sides all are provided with the pull rod, and the pull rod is U type structure, one side of waterproof box is run through at the both ends of pull rod, and fixed connection between the extension end at pull rod both ends and one side of damping sheet, and be sliding connection between pull rod and the waterproof box.

Preferably, both ends of the pull rod penetrate through one side of the waterproof box through the through holes.

Preferably, the top both sides of waterproof box all are connected with the dust guard through torsion spring rotation, and the standing groove has been seted up at the top of dust guard to the inboard fixedly connected with sealing strip of standing groove.

Preferably, one side of the waterproof box is provided with a notch matched with the charging seat for use, and the top of the inner side of the notch is rotatably connected with a baffle plate through a torsion spring.

Preferably, one side of the waterproof box is provided with a plurality of heat dissipation holes, and the inner sides of the heat dissipation holes are fixedly connected with waterproof breathable films.

The invention has at least the following beneficial effects:

insert the fixture block in the draw-in groove, install the brush head, starting switch, electric motor passes through the transfer line and drives main bevel gear and rotate, main bevel gear drives the connecting axle through bevel pinion and rotates, the connecting axle drives the brush head through draw-in groove and fixture block and rotates, when the brush head rotates, the iron plate can be followed the brush head and rotated, can produce centrifugal force when the iron plate rotates, make the brush head can produce slight vibration, it is convenient more effectual clean the tooth, when needs are changed the brush head, extract the fixture block from the draw-in groove can. Compared with the prior art, the toothbrush rod replacement not only improves the use cost, but also is inconvenient for disassembly and assembly.

The invention also has the following beneficial effects:

1. set up main ring, vice ring, sealed pad and sealing washer, the connecting axle can improve the stability that the fixture block inserted in the draw-in groove between vice ring and the fixture block, and simultaneously, sealing washer and sealed pad improve the leakproofness of installation shell, prevent that water from getting into in the shell.

2. Set up the charging seat and conveniently charge to the battery, set up waterproof box, pull rod, extrusion spring and damping plate, waterproof to the charging seat, prevent that water from causing the damage to the charging seat, the pulling pull rod, the inside shrink of extrusion spring is put the charging seat between two damping plates, loosens the pull rod, and extrusion spring release elastic potential energy utilizes the damping plate to carry out the centre gripping to the charging seat fixed, makes things convenient for the dismouting, improves the practicality.

3. Set up dust guard, standing groove and sealing strip, carry out waterproof dustproof to the top of charging seat, further improvement waterproof performance avoids the dust to fall into the charging seat in addition on, simultaneously, can not influence placing of shell, uses comparatively convenience.

4. Set up louvre and waterproof ventilated membrane, when the charging seat normally carries out work, dispel the heat to it through the louvre, in the radiating, prevent that there is water to enter into the waterproof box, the reinforcing is to the barrier propterty of charging seat.

5. Set up baffle and notch, the convenience is with charging the seat switch on power supply and charge to the battery, and when not charging, the baffle is waterproof under the direct lid, improves the practicality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is an external view of the present invention;

FIG. 2 is an internal structural view of the present invention;

FIG. 3 is an exploded right side view of a portion of the internal structure of the present invention;

FIG. 4 is an exploded left side view of a portion of the internal structure of the present invention;

FIG. 5 is a view showing the inner structure of the brush head of the present invention;

fig. 6 is a side sectional view at the bristle of the present invention;

FIG. 7 is an enlarged view of area A of FIG. 3 according to the present invention;

FIG. 8 is an enlarged view of area B of FIG. 4 in accordance with the present invention;

FIG. 9 is a top cross-sectional view of the charging dock of the present invention;

FIG. 10 is a side view of FIG. 9 of the present invention;

fig. 11 is a front view of fig. 9 in the present invention.

In the figure: 1. a housing; 2. a support; 3. a power cavity; 4. a battery; 5. an electric motor; 6. A transmission rod; 7. a charging seat; 8. a switch; 9. a main bevel gear; 10. a connecting shaft; 11. a secondary bevel gear; 12. a gasket; 13. a seal ring; 14. a clamping block; 15. a main circular ring; 16. a connecting plate; 17. a bristle head; 18. a card slot; 19. an annular groove; 20. an iron block; 21. a secondary ring; 22. mounting a shell; 23. a waterproof box; 24. a pull rod; 25. a through hole; 26. a compression spring; 27. A damping plate; 28. a dust-proof plate; 29. a placement groove; 30. a sealing strip; 31. a notch; 32. a baffle plate; 33. heat dissipation holes; 34. waterproof ventilated membrane.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example one

Referring to fig. 1-11, an electric toothbrush convenient for disassembly and assembly comprises a housing 1, a power cavity 3 is arranged at the lower part of the inner cavity of the housing 1, an installation shell 22 is communicated with the top of the housing 1, a bracket 2 is fixedly connected to the bottom of the inner cavity of the housing 1, the bracket 2 is positioned at the inner side of the power cavity 3, a battery 4 and an electric motor 5 are installed on the bracket 2, a switch 8 is installed at the outer side of the housing 1, an output shaft of the electric motor 5 is in transmission connection with a transmission rod 6, a main bevel gear 9 is fixedly connected to the top of the transmission rod 6, an auxiliary bevel gear 11 used in cooperation with the main bevel gear 9 is arranged at the inner side of the installation shell 22, a connecting shaft 10 is sleeved on the auxiliary bevel gear 11, a clamping groove 18 is formed at one end of the connecting shaft 10, a brush head 17 is arranged at one side of the installation shell 22, a connecting plate 16 is fixedly connected to the inner side of the brush head 17, a clamping block 14 used in cooperation with the clamping groove 18 is fixedly connected to one side of the connecting plate 16, an annular groove 19 is formed in the inner wall of the brush head 17, and an iron block 20 is fixedly connected to the inner side of the annular groove 19. The output end of the battery 4 is electrically connected with the input end of the switch 8, and the output end of the switch 8 is electrically connected with the input end of the electric motor 5.

Specifically, insert fixture block 14 in draw-in groove 18, install brush head 17, starting switch 8, electric motor 5 drives main bevel gear 9 through transfer line 6 and rotates, main bevel gear 9 drives connecting axle 10 through vice bevel gear 11 and rotates, connecting axle 10 drives brush head 17 through draw-in groove 18 and fixture block 14 and rotates, when brush head 17 rotates, iron plate 20 can follow brush head 17 and rotate, can produce centrifugal force when iron plate 20 rotates, make brush head 17 can produce slight vibration, it is convenient more effectual clean the tooth, and when cleaning the tooth, generally all be handheld shell 1 with brush head 17 support on the tooth, brush head 17 can not produce the condition that drops when the pivoted, when needs change brush head 17, extract fixture block 14 from draw-in groove 18 can. The invention reduces the use cost by adopting the mode of replacing the brush head 17, is convenient to disassemble and assemble and has practicability.

Example two

Referring to fig. 1 to 11, the gasket 12 is disposed inside the mounting case 22, and the outer wall of the gasket 12 and the inner wall of the mounting case 22 are adhered to each other, and the connecting shaft 10 is in clearance fit with the sealing gasket 12, one side of the connecting plate 16 is fixedly connected with a main ring 15 and an auxiliary ring 21, the auxiliary ring 21 is positioned at the inner side of the main ring 15, and the fixture block 14 is positioned at the inner side of the secondary ring 21, the fixture block 14 and the clamping groove 18 are hexagonal, the clamping block 14 and the clamping groove 18 are in transition fit, the inner side of one side of the sealing gasket 12 is provided with a sealing ring 13, the sealing ring 13 and one side of the sealing gasket 12 are mutually attached, and the sealing ring 13 is positioned between the main circular ring 15 and the auxiliary circular ring 21, the sealing gasket 12 is positioned between the outer side of the main circular ring 15 and the inner side of the brush head 17, one side of the auxiliary bevel gear 11 and one side of the sealing gasket 12 are mutually attached, and the connecting shaft 10 and the auxiliary bevel gear 11 are of an integrally formed structure.

Specifically, set up main ring 15, vice ring 21, sealed 12 and sealing washer 13, connecting axle 10 can improve the stability that fixture block 14 inserted in draw-in groove 18 between vice ring 21 and fixture block 14, and simultaneously, sealing washer 13 and sealed 12 improve the leakproofness of installation shell 22, prevent that water from getting into in the shell 1.

EXAMPLE III

Referring to fig. 1-11, a charging seat 7 for cooperating with a battery 4 is disposed at the bottom of a housing 1, a waterproof box 23 is disposed at the outer side of the charging seat 7, the top of the waterproof box 23 is open, damping plates 27 are disposed on both sides of the inner side of the waterproof box 23, both ends of one side of each damping plate 27 are fixedly connected to one side of the inner side of the waterproof box 23 through an extrusion spring 26, pull rods 24 are disposed on both sides of the waterproof box 23, each pull rod 24 is of a U-shaped structure, both ends of each pull rod 24 penetrate through one side of the waterproof box 23, an extending end of each pull rod 24 is fixedly connected to one side of the damping plate 27, and the pull rods 24 are slidably connected to the waterproof box 23. Both ends of the pull rod 24 penetrate one side of the waterproof case 23 through the through hole 25. Both sides of the top of the waterproof box 23 are rotatably connected with a dustproof plate 28 through a torsion spring, a placing groove 29 is formed in the top of the dustproof plate 28, and a sealing strip 30 is fixedly connected to the inner side of the placing groove 29. One side of the waterproof box 23 is provided with a notch 31 used in cooperation with the charging seat 7, and the top of the inner side of the notch 31 is rotatably connected with a baffle 32 through a torsion spring.

Specifically, set up charging seat 7 and conveniently charge to battery 4, set up waterproof box 23, pull rod 24, extrusion spring 26 and damping board 27, waterproof to charging seat 7, prevent that water from causing the damage to charging seat 7, pulling pull rod 24, the inside shrink of extrusion spring 26, put charging seat 7 between two damping boards 27, loosen pull rod 24, extrusion spring 26 releases elastic potential energy, it is fixed to utilize damping board 27 to carry out the centre gripping to charging seat 7, make things convenient for the dismouting, the improvement practicality. Set up dust guard 28, standing groove 29 and sealing strip 30, carry out waterproof dustproof to the top of charging seat 7, further improvement waterproof performance avoids the dust to fall into charging seat 7 in addition on, simultaneously, can not influence placing of shell 1, uses comparatively convenience. Set up baffle 32 and notch 31, conveniently charge battery 4 with charging seat 7 switch on, when not charging, directly cover baffle 32 down and waterproof, improve the practicality.

Example four

Referring to fig. 1-11, one side of the waterproof box 23 is provided with a plurality of heat dissipation holes 33, and the inner sides of the heat dissipation holes 33 are fixedly connected with a waterproof breathable film 34.

Specifically, set up louvre 33 and waterproof ventilated membrane 34, in charging seat 7 normally goes on working, dispel the heat to it through louvre 33, in the radiating, prevent that there is water to enter into waterproof box 23, the reinforcing is to charging seat 7's barrier propterty.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The electric toothbrush convenient to disassemble and assemble comprises a shell (1) and is characterized in that a power cavity (3) is arranged on the lower portion of an inner cavity of the shell (1), an installation shell (22) is communicated with the top of the shell (1), a support (2) is fixedly connected to the bottom of the inner cavity of the shell (1), the support (2) is located on the inner side of the power cavity (3), a battery (4) and an electric motor (5) are installed on the support (2), a switch (8) is installed on the outer side of the shell (1), an output shaft of the electric motor (5) is connected with a transmission rod (6), a main bevel gear (9) is fixedly connected to the top of the transmission rod (6), an auxiliary bevel gear (11) matched with the main bevel gear (9) is arranged on the inner side of the installation shell (22), a connecting shaft (10) is sleeved on the auxiliary bevel gear (11), a clamping groove (18) is formed in one end of the connecting shaft (10), install shell (22) one side and be provided with brush head (17), the inboard fixedly connected with connecting plate (16) of brush head (17), fixture block (14) that one side fixedly connected with cooperation draw-in groove (18) of connecting plate (16) used, ring channel (19) have been seted up to the inner wall of brush head (17), inboard fixedly connected with iron plate (20) of ring channel (19).

2. The electric toothbrush convenient to disassemble and assemble as claimed in claim 1, wherein the inner side of the mounting shell (22) is provided with a sealing gasket (12), the outer wall of the sealing gasket (12) and the inner wall of the mounting shell (22) are mutually attached, the connecting shaft (10) and the sealing gasket (12) are in clearance fit, one side of the connecting plate (16) is fixedly connected with a main ring (15) and an auxiliary ring (21), the auxiliary ring (21) is positioned at the inner side of the main ring (15), the clamping block (14) is positioned at the inner side of the auxiliary ring (21), the clamping block (14) and the clamping groove (18) are both hexagonal, the clamping block (14) and the clamping groove (18) are in transition fit, the inner side of one side of the sealing gasket (12) is provided with a sealing ring (13), the sealing ring (13) and one side of the sealing gasket (12) are mutually attached, and the sealing ring (13) is positioned between the main ring (15) and the auxiliary ring (21), sealing gasket (12) are located between the outer side of main ring (15) and the inner side of brush head (17), one side of auxiliary bevel gear (11) and one side of sealing gasket (12) are mutually attached, and an integrated structure is arranged between connecting shaft (10) and auxiliary bevel gear (11).

3. An electric toothbrush for facilitating the disassembly and assembly according to claim 1, wherein the output of the battery (4) is electrically connected to the input of a switch (8), and the output of the switch (8) is electrically connected to the input of the electric motor (5).

4. The electric toothbrush convenient for disassembly and assembly as claimed in claim 1, wherein the bottom of the housing (1) is provided with a charging seat (7) used in cooperation with the battery (4), the outer side of the charging seat (7) is provided with a waterproof box (23), the top of the waterproof box (23) is open, the two sides of the inner side of the waterproof box (23) are provided with damping plates (27), both ends of one side of the damping plate (27) are fixedly connected with one side of the inner side of the waterproof box (23) through an extrusion spring (26), both sides of the waterproof box (23) are provided with pull rods (24), the pull rod (24) is of a U-shaped structure, two ends of the pull rod (24) penetrate through one side of the waterproof box (23), and the extending ends of the two ends of the pull rod (24) are fixedly connected with one side of the damping plate (27), and the pull rod (24) is in sliding connection with the waterproof box (23).

5. An electric toothbrush convenient for disassembly and assembly as claimed in claim 4, wherein both ends of the pull rod (24) penetrate one side of the waterproof case (23) through the through holes (25).

6. The electric toothbrush convenient to disassemble and assemble as claimed in claim 4, wherein both sides of the top of the waterproof box (23) are rotatably connected with a dustproof plate (28) through a torsion spring, a placing groove (29) is formed in the top of the dustproof plate (28), and a sealing strip (30) is fixedly connected to the inner side of the placing groove (29).

7. The electric toothbrush convenient to disassemble and assemble as claimed in claim 4, wherein a notch (31) matched with the charging seat (7) is formed on one side of the waterproof box (23), and a baffle (32) is rotatably connected to the top of the inner side of the notch (31) through a torsion spring.

8. The electric toothbrush convenient to disassemble and assemble according to claim 4, wherein a plurality of heat dissipation holes (33) are formed in one side of the waterproof box (23), and a waterproof breathable film (34) is fixedly connected to the inner side of each heat dissipation hole (33).