CN203576676U

CN203576676U - Swing type electric toothbrush

Info

Publication number: CN203576676U
Application number: CN201320753436.9U
Authority: CN
Inventors: 曹奎新
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-11-26
Filing date: 2013-11-26
Publication date: 2014-05-07
Anticipated expiration: 2023-11-26

Abstract

The utility model discloses a swing type electric toothbrush which comprises a brush handle, wherein a bracket is arranged on the front of the brush handle; a swing rod is arranged on the bracket and is hinged with the bracket through a swing rod shaft; a battery, a motor and a transmission mechanism are arranged in the brush handle; a crank is arranged on an output shaft of the transmission mechanism; a connecting rod is arranged on the crank; a sliding rod is arranged on the connecting rod; a guide plate is arranged in the brush handle; a strip-shaped groove is formed in the guide plate and is matched with the sliding rod; a shifting block is arranged on the sliding rod; the shifting block and the connecting rod are respectively positioned on two sides of the guide plate; the shifting block is matched with the rear end of the swing rod, so that the swing rod is driven to swing in a reciprocating mode; a brush head is arranged at the front end of the swing rod. The swing type electric toothbrush is provided with the swing rod, the action process and amplitude are closer to a scientific tooth brushing mode, the gum is not injured, and the teeth can be well cleaned. The brush head used by a user always meets the sanitary requirement, and the mouth health of the user can be further ensured. The swing type electric toothbrush has the advantages of simple structure, low manufacturing cost and convenience in use.

Description

Swing type electric toothbrush

Technical field

Key in herein technical field and describe paragraph.

Background technology

This utility model relates to one way of life small household appliances, is exactly a kind of swing type electric toothbrush.

Background technology

Existing electric toothbrush is all Rotary toothbrush, and its brush is driven and rotated continuously towards a direction by a turning cylinder, to realize the object of scrubbing tooth.But the mode of scrubbing of Rotary toothbrush does not meet the tooth-brushing habit of science, the effect of cleaning teeth is unsatisfactory.

Utility model content

The purpose of this utility model is to provide a kind of swing type electric toothbrush, and it can adopt swing mode to brush teeth, and the action of brushing teeth of simulation science more truely and accurately significantly improves the effect of cleaning teeth, thereby, can solve the problem of prior art.

This utility model for achieving the above object, be achieved through the following technical solutions: swing type electric toothbrush, comprise brush holder, the front portion of brush holder is provided with, swing arm is installed on support, swing arm is hinged by swing arm axle and support, battery is installed in brush holder, motor and drive mechanism, on the output shaft of drive mechanism, crank is installed, installing connecting rods on crank, connecting rod is provided with slide bar, guide plate is set in brush holder, on guide plate, offer bar-shaped trough, bar-shaped trough coordinates with slide bar, pulling block is installed on slide bar, pulling block and connecting rod lay respectively at guide plate both sides, pulling block coordinates with the rear end of swing arm, to drive swing arm reciprocally swinging, the front end of swing arm is installed brush.

For further realizing the purpose of this utility model, can also be by the following technical solutions: described drive mechanism is connected and composed by first gear, second largest gear, the third-largest gear, the first pinion, third pinion and the second pinion, the first pinion is installed on the output shaft of motor, second largest gear is coaxial with the second pinion, and the third-largest gear is coaxial with third pinion; The first pinion and the engagement of the third-largest gear, the second pinion and slide bar engagement, first gear is coaxial with crank.Described brush is provided with rectangle inserted block, and one end of swing arm is provided with rectangular slot, and rectangle inserted block coordinates with rectangular slot.On the sidewall of described swing arm, symmetry is offered two saturating grooves, groove communicates with rectangular slot thoroughly, two projections are set on the end of rectangle inserted block, the outside of every elastic rod is provided with a locating piece, two locating pieces and two saturating grooves be corresponding matching one by one, the periphery of swing arm is installed sliding sleeve, and two projections are installed in the inner side of sliding sleeve, and two projections and two saturating grooves are corresponding matching one by one.Groove is offered in the rear end of described swing arm, and pulling block surface is cambered surface, and groove coordinates with pulling block.A back-moving spring is respectively installed in the both sides of described swing arm, and two back-moving springs are connected and fixed with support support respectively, guarantee swing arm both sides stress balance all the time.

The utility model has the advantage of: it is equipped with swing arm, realize the washing motion of brush by the reciprocally swinging of swing arm, its course of action and amplitude, closer to the teeth brushing way of science, are difficult for injury gingiva, and can better cleaning teeth.In addition, its brush is replaceable, can guarantee that the brush that user uses reaches hygienic requirements all the time, can further guarantee user's oral health.This utility model also has advantages of simple in structure, cheap for manufacturing cost and easy to use.

Accompanying drawing explanation

Fig. 1 is front view of the present utility model.Fig. 2 is the I portion enlarged drawing of Fig. 1.Fig. 3 is the A-A cutaway view of Fig. 2.Fig. 4 is the B-B cutaway view of Fig. 2.Fig. 5 is the C-C cutaway view of Fig. 2.Fig. 6 is the local structure for amplifying schematic diagram of the II of Fig. 1.

Reference numeral: the saturating groove 18 projection 19 sliding sleeve 20 swing arm 21 groove 22 pulling block 23 bar-shaped trough 24 guide plate 25 slide bar 26 back-moving spring 27 third pinion 28 second pinion 29 swing arm axles of the third-largest gear 8 first pinion 9 brush holder 10 motor 11 battery 12 rectangle inserted block 13 rectangular slot 14 switch 15 elastic rod 16 locating piece 17 of the second largest gear 7 of the 1 brush 2 support 3 connecting rod first gear 6 of 4 crank 5.

The specific embodiment

As shown in Figure 1, swing type electric toothbrush described in the utility model comprises the brush holder 9 of tubulose.The front portion of brush holder 9 is provided with 2, and swing arm 20 is installed on support 2, and swing arm 20 is hinged by swing arm axle 29 and support 2.The interior installation battery 11 of brush holder 9, motor 10 and drive mechanism.Motor 10 provides power for battery 11.Crank 4 is installed on the output shaft of drive mechanism.Battery 11 provides rotary power by drive mechanism for crank 4.As shown in Figure 2, on crank 4, installing connecting rods 3, and connecting rod 3 is provided with slide bar 25.The interior guide plate 24 that arranges of brush holder 9, offers bar-shaped trough 23 on guide plate 24.Bar-shaped trough 23 coordinates with slide bar 25, and bar-shaped trough 23 limits slide bar 25 limits and can do reciprocating linear motion along bar-shaped trough 23.Pulling block 22 is installed on slide bar 25.Pulling block 22 and connecting rod 3 lay respectively at guide plate 24 both sides.Pulling block 22 coordinates with the rear end of swing arm 20, to drive swing arm 20 reciprocally swingings.The front end of swing arm 20 is installed brush 1.Motor 10 can be common carbonic acid battery, can be also the lithium battery that can repeatedly charge.Pulling block 22 can be as shown in Figure 2 with the fit system of the rear end of swing arm 20, and groove 21 is offered in the rear end of described swing arm 20, and pulling block 22 surfaces are cambered surface, and groove 21 coordinates with pulling block 22, stirs swing arm 20 swing by pulling block 22.Pulling block 22 with the fit system of the rear end of swing arm 20 can also be, between pulling block 22 and the rear end of swing arm 20, a connecting rod is installed, and the two ends of connecting rod are hinged with swing arm 20 and pulling block 22 respectively, and pulling block 22 drives swing arm 20 reciprocally swingings by connecting rod.Described crank 4 also can be substituted by rotating disk and the eccentric shaft on it.Switch 14 is installed on brush holder 9, and switch 14 can be controlled motor 10 starts or shut down.

For motor 10 is slowed down, as shown in Figure 2, described drive mechanism can be connected and composed by first gear 5, second largest gear 6, the third-largest gear 7, the first pinion 8, third pinion 27 and the second pinion 28.The first pinion 8 is installed on the output shaft of motor 10.Second largest gear 6 is coaxial with the second pinion 28, and the third-largest gear 7 is coaxial with third pinion 27; The first pinion 8 and the third-largest gear 7 engagements, the second pinion 28 and slide bar 25 engagements, first gear 5 is coaxial with crank 4.Motor 10 drives the third-largest gear 7 and third pinion 27 synchronously to rotate by the first pinion 8, third pinion 27 drives second largest gear 6 and the second pinion 28 synchronously to rotate, the second pinion 28 drives crank 4 to rotate by first gear 5, for crank 4 provides rotary power.Described drive mechanism can also be other existing reductor.

For convenience of changing brush head 1 more, described brush 1 is provided with rectangle inserted block 12, and one end of swing arm 20 is provided with rectangular slot 13, and rectangle inserted block 12 coordinates with rectangular slot 13.The transverse section of rectangle inserted block 12 and rectangular slot 13 is rectangle, can effectively prevent that brush 1 from rotating relative to swing arm 20, guarantees toothbrushing effect.

As shown in Figure 6, on the sidewall of described swing arm 20, symmetry is offered two saturating grooves 17.Groove 17 communicates with rectangular slot 13 thoroughly.Two projections 18 are set on the end of rectangle inserted block 12, and the outside of every elastic rod 15 is provided with 16, two locating pieces 16 of a locating piece and two saturating grooves 17 corresponding matching one by one.Between two projections 18, keep at a certain distance away, so that the width of two locating pieces 16 after closing up is equal to or less than rectangle inserted block 12 width.The periphery of swing arm 20 is installed sliding sleeve 19, and two projection 18, two projections 18 of inner side installation of sliding sleeve 19 and two saturating grooves 17 are corresponding matching one by one.Rectangle inserted block 12 is inserted after rectangular slot 13, and locating piece 16 can coordinate with saturating groove 17 brush 1 and swing arm 20 lockings.Can be by brush 1 when taking off on swing arm 20, removable sliding sleeve 19 makes sliding sleeve 19 drive projections 18 to move up as shown in Figure 6, and projection 18 is pushed locating piece 16 in rectangular slot 13 completely by saturating groove 17, now, can be by brush 1 by the interior taking-up of swing arm 20.

The both sides of described swing arm 20 are respectively installed 26, two back-moving springs 26 of a back-moving spring and are connected and fixed with support support 2 respectively, guarantee swing arm 20 both sides stress balance all the time.

The technical solution of the utility model is not restricted in the scope of embodiment described in the utility model.This utility model not technology contents of detailed description is known technology.

Claims

1. swing type electric toothbrush, it is characterized in that: comprise brush holder (9), the front portion of brush holder (9) is provided with support (2), the upper swing arm (20) of installing of support (2), swing arm (20) is hinged by swing arm axle (29) and support (2), battery (11) is installed in brush holder (9), motor (10) and drive mechanism, crank (4) is installed on the output shaft of drive mechanism, the upper installing connecting rods (3) of crank (4), connecting rod (3) is provided with slide bar (25), guide plate (24) is set in brush holder (9), on guide plate (24), offer bar-shaped trough (23), bar-shaped trough (23) coordinates with slide bar (25), the upper pulling block (22) of installing of slide bar (25), pulling block (22) and connecting rod (3) lay respectively at guide plate (24) both sides, pulling block (22) coordinates with the rear end of swing arm (20), to drive swing arm (20) reciprocally swinging, the front end of swing arm (20) is installed brush (1).

2. swing type electric toothbrush according to claim 1, it is characterized in that: described drive mechanism is connected and composed by first gear (5), second largest gear (6), the third-largest gear (7), the first pinion (8), third pinion (27) and the second pinion (28), the first pinion (8) is installed on the output shaft of motor (10), second largest gear (6) is coaxial with the second pinion (28), and the third-largest gear (7) is coaxial with third pinion (27); The first pinion (8) and the third-largest gear (7) engagement, the second pinion (28) and slide bar (25) engagement, first gear (5) is coaxial with crank (4).

3. swing type electric toothbrush according to claim 1, is characterized in that: described brush (1) is provided with rectangle inserted block (12), and one end of swing arm (20) is provided with rectangular slot (13), and rectangle inserted block (12) coordinates with rectangular slot (13).

4. swing type electric toothbrush according to claim 1, it is characterized in that: on the sidewall of described swing arm (20), symmetry is offered two saturating grooves (17), groove (17) communicates with rectangular slot (13) thoroughly, two projections (18) are set on the end of rectangle inserted block (12), the outside of every elastic rod (15) is provided with a locating piece (16), two locating pieces (16) and two saturating grooves (17) are corresponding matching one by one, the periphery of swing arm (20) is installed sliding sleeve (19), two projections (18) are installed in the inner side of sliding sleeve (19), two projections (18) and two saturating grooves (17) are corresponding matching one by one.

5. swing type electric toothbrush according to claim 1, is characterized in that: groove (21) is offered in the rear end of described swing arm (20), and pulling block (22) surface is cambered surface, and groove (21) coordinates with pulling block (22).

6. swing type electric toothbrush according to claim 1, it is characterized in that: a back-moving spring (26) is respectively installed in the both sides of described swing arm (20), two back-moving springs (26) are connected and fixed with support support (2) respectively, guarantee swing arm (20) both sides stress balance all the time.