CN209091692U - Electric toothbrush component - Google Patents

Abstract

The utility model discloses a kind of electric toothbrush component, including electric toothbrush ontology and the cradle used with electric toothbrush body fits, electric toothbrush ontology includes the brush handle of brush head and connection brush head, and electric toothbrush ontology further includes waterproof layer interconnected and charging pcb board, and waterproof layer connects brush handle；The one side of charging pcb board towards waterproof layer has anode connection terminal and cathode connecting pin, charging pcb board has the first becket and the second becket being arranged concentrically away from the one side of waterproof layer, first becket is electrically connected with anode connection terminal, the ground connection setting of the second becket；Cradle is provided with contact and plays needle, and it includes the cathode bullet needle that the anode being arranged in pairs plays needle and is arranged in pairs that contact, which plays needle,；Anode plays needle and is connected to the first becket, and cathode bullet needle is connected to the second becket, and realizes and electrically conduct.The electric toothbrush component of technical solutions of the utility model facilitates charging connection and has good waterproof performance, while reducing production cost.

Description

Electric toothbrush component

Technical field

The utility model relates to technical field of living goods, in particular to a kind of electric toothbrush component.

Background technique

In existing electric toothbrush product, there are many electric toothbrushes in charging, it is necessary to by electric toothbrush and charging Charging could be connected after a certain position alignment of seat, it is inconvenient for operation.In order to can solve this problem, also have on the market just Electric toothbrush and cradle in alignment conducting charging.But this electric toothbrush is tended in charging in tooth-brush handle Inner inlet causes to damage interior device, generate bad；And the charging terminal of this electric toothbrush is all conductive metal Piece, with tooth-brush handle integrated injection molding, manufacturing process is complicated, expensive.

Utility model content

The main purpose of the utility model is to provide a kind of electric toothbrush component, it is intended to when electric toothbrush being allowed to charge be easy with Cradle connection, and electric toothbrush has good waterproof performance, while reducing production cost.

To achieve the above object, the utility model proposes electric toothbrush component, including electric toothbrush ontology and with it is described The cradle that electric toothbrush body fits use, the electric toothbrush ontology include the brush handle of brush head and the connection brush head,

The electric toothbrush ontology further includes waterproof layer interconnected and charging pcb board, and the waterproof layer connects institute State brush handle；

The one side of the charging pcb board towards the waterproof layer has anode connection terminal and cathode connecting pin, the charging Pcb board has the first becket and the second becket being arranged concentrically, first becket away from the one side of the waterproof layer It is electrically connected with the anode connection terminal, the second becket ground connection setting；

The cradle is provided with contact and plays needle, and it includes that the anode being arranged in pairs plays needle and sets in pairs that the contact, which plays needle, The cathode bullet needle set；The anode plays needle and is connected to first becket, and the cathode bullet needle is connected to second metal Ring, and realize and electrically conduct.

Preferably, the waterproof layer includes waterproof grommet and waterproof double-sided adhesive, is filled described in the two-sided glue connection of waterproof Electric pcb board and the brush handle；Inner wall of the brush handle close to described charging pcb board one end is equipped with card slot, the waterproof grommet It is fastened in the card slot.

Preferably, the brush handle has the first circular groove, the charging pcb board far from the end recess of described brush head one end It is contained in first circular groove with the waterproof double-sided adhesive.

Preferably, the cradle includes shell, and the shell is formed with the second circular groove, and the bottom of the brush handle is embedding Enter in second circular groove, and first circular groove is contained in second circular groove.

Preferably, the inside of the brush handle is equipped with the first pcb board and battery of electrical connection, and first pcb board is electrically connected Connect the anode connection terminal and cathode connecting pin.

Preferably, the inside of the brush handle is additionally provided with motor, and the motor is connected to the brush head, and the motor and institute State the electrical connection of the first pcb board.

Preferably, the outside of the brush handle is additionally provided with key and gear lamp, and the key and gear lamp are with described first Pcb board electrical connection.

Preferably, the inside of the cradle is equipped with the second pcb board, and second pcb board is electrically connected with the bullet needle that contacts It connects.

Preferably, it includes fixing piece, fitting and spring that the contact, which plays needle, and the fixing piece is embedded at described second Pcb board is formed with cavity inside the fitting, and the spring retention is in the cavity, described fitting one end and fixing piece Connection, the other end are abutted with the charging pcb board.

Preferably, the brush handle is additionally provided with the first magnet close to the inside of described charging pcb board one end, in the cradle Portion is equipped with the second magnet, first magnet and the second magnet magnetic absorption, and make the electric toothbrush ontology with it is described Cradle is fastenedly connected.

Charging pcb board is arranged by using in brush handle one end of electric toothbrush ontology in technical solutions of the utility model, wherein Charging pcb board has the first becket and the second becket being arranged concentrically, and cradle includes that anode plays needle and cathode bullet needle, And abutted against respectively with the first becket and the second becket, it is realized and is electrically conducted with this, and anode plays needle and cathode bullet needle It is connected to any position of the first becket and the second becket, has the function of fool proof, and the pcb board manufacturing of charging Simply, it is easy to obtain, greatly reduces production cost.Further, it is additionally provided with waterproof layer in electric toothbrush ontology, prevented Water layer connection charging pcb board and brush handle are bonded charging pcb board with brush handle, but also work as electric toothbrush ontology traverse Or when placing charging vertically, can prevent brush handle inner inlet cause to generate it is bad.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the structural schematic diagram of one embodiment of the utility model electric toothbrush component；

Fig. 2 is the structural schematic diagram of the utility model electric toothbrush ontology；

The half section structure diagram that Fig. 3 is Fig. 2；

Fig. 4 is enlarged diagram at A in Fig. 3；

Fig. 5 is the perspective view of the explosion of the utility model electric toothbrush ontology；

Fig. 6 is the structural schematic diagram of the utility model cradle；

Fig. 7 is the cross-sectional view of B-B in Fig. 6；

Fig. 8 is front and back sides and the schematic diagram of internal structure of the utility model charging pcb board.

Drawing reference numeral explanation:

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with The concrete meaning of above-mentioned term in the present invention is understood as the case may be.

In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the One ", the feature of " second " can explicitly or implicitly include at least one of the features.In addition, the skill between each embodiment Art scheme can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when technical solution It will be understood that the combination of this technical solution is not present in conjunction with there is conflicting or cannot achieve when, also not in the utility model It is required that protection scope within.

Referring to figs. 1 to Fig. 8, the utility model proposes a kind of electric toothbrush components 100.

In the utility model embodiment, which includes: electric toothbrush ontology 2 and and electric toothbrush The cradle 3 that ontology 2 is used cooperatively, electric toothbrush ontology 2 include the brush handle 22 of brush head 21 and connection brush head 21,

Electric toothbrush ontology 2 further includes waterproof layer 23 interconnected and charging pcb board 24, and waterproof layer 23 connects brush handle 22；

The one side of charging pcb board 24 towards waterproof layer 23 has anode connection terminal 243 and cathode connecting pin 244, and charge PCB Plate 24 has the first becket 241 and the second becket 242 being arranged concentrically, the first becket away from the one side of waterproof layer 23 241 are electrically connected with anode connection terminal 243, the ground connection setting of the second becket 242；

Cradle 3 is provided with contact and plays needle 31, and it includes that the anode being arranged in pairs plays needle 31a and sets in pairs that contact, which plays needle 31, The cathode bullet needle 31b set；Anode plays needle 31a and is connected to the first becket 241, and cathode bullet needle 31b is connected to the second becket 242, and realize and electrically conduct.

Wherein, the brush head 21 of electric toothbrush ontology 2 and brush handle 22 can be connected together or threaded engagement by way of It is removably connected to one, is also possible to integral structure and is fixedly connected, brush head 21 and brush handle 22 and cradle 3 are by plastic cement material Material is made, and has good insulation performance, specific material can be PP (polypropylene), PA (polyamide), PC (polycarbonate), PMMA (polymethyl methacrylate), ABS (acrylonitrile-butadiene-styrene copolymer), PS (polystyrene), PBT are (poly- to benzene two Formic acid butanediol ester) etc..

In the present embodiment, referring to Fig. 6 to Fig. 8, the cross-sectional profile of charging pcb board 24 is circle, and in charging pcb board 24 One side copper facing or the first becket 241 of gold-plated formation and the second becket 242, then welded in the another side of charging pcb board 24 It is connected to anode connection terminal 243 and cathode connecting pin 244, anode connection terminal 243 and the first becket 241 pass through PCB placement-and-routing Mode is electrically connected, and the ground connection setting of cathode connecting pin 244, to form the circuit of closure.In charging, the positive bullet of cradle 3 Needle 31a is connected to the first becket 241, and cathode bullet needle 31b is connected to the second becket 242, realizes that circuit is connected and is filled Electricity, and since the first becket 241 and 242 shape of the second becket are annular shape, anode plays outside needle 31a and cathode bullet needle 31b Shape be it is cylindric, when charging, the circular cross-section that contact plays needle 31 is connected to two copper rings, and electric toothbrush ontology 2 can be in any angle It is docked with cradle 3, so that the electric toothbrush component 100 charging is convenient, without deliberately aligning.In preferred embodiment In, in order to reach better charging effect, two anodes being arranged in pairs play the distance between needle 31a and are equal to the first becket 241 Diameter, the distance between two cathode bullet needle 31b being arranged in pairs be equal to the second becket 242 diameter, and anode play needle 31a It is arranged on same level straight line with cathode bullet needle 31b.

The electric toothbrush component 100 of the utility model is by setting charging pcb board 24, for the positive bullet with cradle 3 Needle 31a and cathode bullet needle 31b offset and realize charging, solve conventional power toothbrush brush handle 22 and metal connecting pin one at Type, manufacturing process is complicated, the problem of involving great expense, and the first becket 241 and the second becket for the formation of pcb board 24 of charging 242 conveniently dock with cradle 3, are easy to align, are easy to operate, while by the way that waterproof layer 23 is further arranged, avoiding brush handle It intakes in 22 and influences to use function.

It include that waterproof grommet (not shown) and waterproof double-sided adhesive (are not schemed referring to Fig. 3, Fig. 4 waterproof layer 23 in one embodiment Show), the two-sided glue connection charging pcb board 24 of waterproof and brush handle 22；Inner wall of the brush handle 22 close to charging 24 one end of pcb board is equipped with card slot 221, waterproof grommet is fastened in card slot 221.Wherein, waterproof double-sided adhesive can be 3M double-sided adhesive, on the one hand can be bonded charging PCB In the end of brush handle 22, the pcb board 24 that makes to charge is consolidated with electric toothbrush ontology 2 to be connected plate 24, on the other hand can prevent liquid from Brush handle 22 enters the inside of brush handle 22 far from the end of brush head 21, influences the whole use function of electric toothbrush component 100；Waterproof The sealing ring of silica gel or rubber can be used in sealing ring, specifically, brush handle 22 includes shell (not indicating) and end cap (not indicating) End cap is covered on the lower end of shell, and the inner wall of end cap and shell encloses and sets to form card slot 221, the size and card slot of waterproof grommet 221 sizes are adapted, and therefore, can be prevented liquid from entering enclosure interior from end cap in use, further be promoted waterproof Performance.Certainly, charging pcb board 24 also can be used directly other glue and be adhesively fixed, and use anti-watertight in the end of brush handle 22 Seal waterproof, the design are without being limited thereto.

In another embodiment, one end of 22 connection brush head 21 of brush handle has limiting slot 223, same scale in the limiting slot 223 Hold waterproof grommet, in this way by the way that waterproof grommet is arranged simultaneously at the both ends of brush handle 22, can avoid penetrating into from brush head 21 Inside water to brush handle 22, charging pcb board 24 and other devices is prevented to be damaged.

In an embodiment of the present invention, referring to Fig. 4, brush handle 22 has the first circle far from the end recess of 21 one end of brush head Groove 222, charging pcb board 24 and waterproof double-sided adhesive are contained in the first circular groove 222.Specifically, first is round recessed The size of slot 222 and the outer dimension for the pcb board 24 that charges match, and the pcb board 24 that charges is adhered to the by waterproof double-sided adhesive The groove bottom wall of one circular groove 222 can make charging pcb board 24 not expose to brush handle 22 in this way, be more conducive to waterproof sealing, Good appearance simultaneously.

In the present embodiment, referring to Fig. 6, Fig. 7, cradle 3 includes shell 32, and shell 32 is formed with the second circular groove 321, The bottom of brush handle 22 is embedded in the second circular groove 321, and the first circular groove 222 is contained in the second circular groove 321.Its In, the shape of the second circular groove 321 and the bottom of brush handle 22 match, and the bottom of brush handle 22 is allowed to be embedded in cradle 3 Interior, when charging, stable connection is not easy to loosen, and charging effect is more preferable.In preferred implementation, brush handle 22 is close to charging pcb board 24 1 The inside at end is additionally provided with the first magnet (not indicating), is equipped with the second magnet (not indicating) inside cradle 3, the first magnet and second Magnet magnetic absorption, and it is fastenedly connected electric toothbrush ontology 2 with cradle 3.Specifically, the first magnet can pass through the side of bonding Formula is fixed on the inner wall of brush handle 22, and the second magnet can also be adhered to the inner wall of cradle 3, and therefore, electric toothbrush component 100 fills When electric, no matter traverse or the state placed vertically, electric toothbrush ontology 2 can be made to be bonded with cradle 3.

Referring to Fig. 3, Fig. 5, the inside of brush handle 22 is equipped with the first pcb board 25 and battery 26 of electrical connection, and the first pcb board 25 It is electrically connected anode connection terminal 243 and cathode connecting pin 244.Wherein battery 26 is rechargeable battery, concretely lithium ion battery, Anode connection terminal 243 and cathode connecting pin 244 of first pcb board 25 by connection charging pcb board 24, charge to battery 26, deposit Storage energy is powered for electric toothbrush ontology 2.Further, the inside of brush handle 22 is additionally provided with motor 27, and motor 27 is connected to brush head 21, and motor 27 is electrically connected with first pcb board 25, which is micro-machine, and battery 26 discharges electric energy and passes through first Pcb board 25 drives motor 27 to work, and motor 27 drives brush head 21 to act, to carry out cleaning movement of brushing teeth.In this embodiment, join According to Fig. 2, the outside of brush handle 22 is additionally provided with key 28 and gear lamp 29, and key 28 and gear lamp 29 are electrically connected with the first pcb board 25 It connects, wherein key 28 can control the starting or closing of electric toothbrush ontology 2, and the movement velocity of brush head 21 is adjusted in gear lamp 29, Preferably, the present embodiment middle gear lamp 29 includes that the first gear, the second gear and third gear are total to third gear gear, and from first For gear to the sequence of third gear, 21 movement velocity of brush head is gradually incremental or gradually successively decreases.In other embodiments, on brush handle 22 It is additionally provided with the battery capacity indication lamp (not shown) being electrically connected with the first pcb board 25, when 26 not enough power supply of battery, battery capacity indication lamp is aobvious Show red, user is reminded to charge in time.

In the utility model embodiment, referring to Fig. 7, the inside of cradle 3 is equipped with the second pcb board 33, second pcb board 33 are electrically connected with bullet needle 31 is contacted, and cradle 3 connects external power supply by USB connecting line, therefore cradle 3 can connect external electrical Source, playing needle 31 and charging pcb board 24 by contact makes battery 26 charge, and stores electric energy.Further, it includes solid that contact, which plays needle 31, Determine part 313, fitting 311 and spring 312, fixing piece 313 is embedded at the second pcb board 33, is formed with cavity inside fitting 311 (not indicating), spring 312 are placed in cavity, and 311 one end of fitting is connect with fixing piece 313, and the other end is supported with charging pcb board 24 It connects.Wherein, fixing piece 313 and fitting 311 are metallic conductor, spring 312 can be arranged and made brush handle 22 with conducting electric current Bottom insertion cradle 3 the second circular groove 321 when, the pcb board 24 that can make to charge is abutted with 3 phase elasticity of cradle, electric Dynamic toothbrush body 2 connect more firm with cradle 3.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of electric toothbrush component, including electric toothbrush ontology and the cradle used with the electric toothbrush body fits, The electric toothbrush ontology includes brush head and the brush handle for connecting the brush head, it is characterised in that:

The electric toothbrush ontology further includes waterproof layer interconnected and charging pcb board, and the waterproof layer connects the brush Handle；

The one side of the charging pcb board towards the waterproof layer has anode connection terminal and cathode connecting pin, the charging pcb board There is the first becket and the second becket that are arranged concentrically away from the one side of the waterproof layer, first becket with it is described Anode connection terminal electrical connection, the second becket ground connection setting；

The cradle is provided with contact and plays needle, and it includes that the anode being arranged in pairs plays needle and is arranged in pairs that the contact, which plays needle, Cathode bullet needle；The anode plays needle and is connected to first becket, and the cathode bullet needle is connected to second becket, and Realization electrically conducts.

2. electric toothbrush component as described in claim 1, which is characterized in that the waterproof layer includes waterproof grommet and waterproof Double-sided adhesive, charging pcb board and the brush handle described in the two-sided glue connection of waterproof；The brush handle is close to the charging pcb board one The inner wall at end is equipped with card slot, and the waterproof grommet is fastened in the card slot.

3. electric toothbrush component as claimed in claim 2, which is characterized in that end of the brush handle far from described brush head one end Recess has the first circular groove, and the charging pcb board and the waterproof double-sided adhesive are contained in first circular groove.

4. electric toothbrush component as claimed in claim 3, which is characterized in that the cradle includes shell, the outer hull shape At there is the second circular groove, the bottom of the brush handle is embedded in second circular groove, and first circular groove contains In in second circular groove.

5. the electric toothbrush component as described in Claims 1-4 any one, which is characterized in that the inside of the brush handle is equipped with The first pcb board and battery of electrical connection, and first pcb board is electrically connected the anode connection terminal and cathode connecting pin.

6. electric toothbrush component as claimed in claim 5, which is characterized in that the inside of the brush handle is additionally provided with motor, described Motor is connected to the brush head, and the motor is electrically connected with first pcb board.

7. electric toothbrush component as claimed in claim 5, which is characterized in that the outside of the brush handle is additionally provided with key and gear Lamp, the key and gear lamp are electrically connected with first pcb board.

8. electric toothbrush component as claimed in claim 4, which is characterized in that the inside of the cradle is equipped with the second pcb board, Second pcb board plays needle electrical connection with described contact.

9. electric toothbrush component as claimed in claim 8, which is characterized in that it includes fixing piece, fitting that the contact, which plays needle, And spring, the fixing piece are embedded at second pcb board, are formed with cavity inside the fitting, the spring retention in The cavity, described fitting one end are connect with fixing piece, and the other end is abutted with the charging pcb board.

10. electric toothbrush component as described in claim 1, which is characterized in that the brush handle is close to described charging pcb board one end Inside be additionally provided with the first magnet, the second magnet, first magnet and the second magnet magnetic are equipped with inside the cradle Property absorption, and be fastenedly connected the electric toothbrush ontology with the cradle.