CN110559098A - Contact type power-on electric toothbrush - Google Patents
Contact type power-on electric toothbrush Download PDFInfo
- Publication number
- CN110559098A CN110559098A CN201910931140.3A CN201910931140A CN110559098A CN 110559098 A CN110559098 A CN 110559098A CN 201910931140 A CN201910931140 A CN 201910931140A CN 110559098 A CN110559098 A CN 110559098A
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- Prior art keywords
- contact
- control
- piece
- electrode
- controller
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- 230000007246 mechanism Effects 0.000 claims abstract description 98
- 230000005611 electricity Effects 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 9
- 230000001680 brushing effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 239000012634 fragment Substances 0.000 description 20
- 230000005489 elastic deformation Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 210000000078 claw Anatomy 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/221—Control arrangements therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/222—Brush body details, e.g. the shape thereof or connection to handle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/224—Electrical recharging arrangements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/225—Handles or details thereof
Landscapes
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Brushes (AREA)
Abstract
The invention provides a contact type power-on electric toothbrush, which comprises a driving mechanism, a power supply mechanism and a control mechanism, wherein the driving mechanism comprises a motor, a first contact rod and a second contact rod, and the first contact rod and the second contact rod are arranged in a separated mode and are both conductive; the power supply mechanism has a first electrode and a second electrode; the control mechanism comprises a controller, a first electric connection assembly and a second electric connection assembly, wherein two ends of the first electric connection assembly respectively abut against the first feeler lever and the first electrode so as to enable the first feeler lever to be electrically communicated with the first electrode, the second electric connection assembly respectively abuts against the second feeler lever and the second electrode so as to enable the second feeler lever to be electrically communicated with the second electrode, and at least one of the first electric connection assembly and the second electric connection assembly is electrically connected with the controller. The invention realizes the control of the controller to the driving mechanism through the abutting connection without welding through electric leads, has simple installation steps and convenient and quick assembly, and reduces the requirement on operation precision.
Description
Technical Field
the invention belongs to the technical field of toiletries, and particularly relates to a contact type electrified electric toothbrush.
background
The assembly process of current contact circular telegram electric toothbrush is loaded down with trivial details, and the electricity between circuit board, motor and the battery is all realized through the welding with the electric lead, needs artifical or machine to weld when the equipment, not only need have higher operation precision but also the operation process is consuming time hard, very not convenient to assemble.
Disclosure of Invention
The invention aims to provide a contact type power-on electric toothbrush, and aims to solve the technical problems that in the prior art, the mode of realizing electric connection by welding with an electric lead not only needs to have higher operation precision, but also is time-consuming and labor-consuming in the operation process and very inconvenient to assemble.
The invention is thus realized, a contact-powered electric toothbrush comprising:
A support;
the driving mechanism comprises a motor clamped on the support, a first contact bar electrically connected with the motor and extending outwards, and a second contact bar electrically connected with the motor and extending outwards, wherein the first contact bar and the second contact bar are arranged in a separated mode and have electric conductivity;
the power supply mechanism is clamped on the bracket and used for supplying power, and is provided with a first electrode and a second electrode which is opposite to the first electrode in electrical property;
Control mechanism, the joint in the support is used for control actuating mechanism, control mechanism can the motor joint in set up during the support and contradict in first feeler lever and second feeler lever, in order to realize control mechanism with the electricity of motor is connected, and can power mechanism joint in during the support with first electrode reaches the second electrode electricity is connected, in order to realize control mechanism with power mechanism's electricity intercommunication.
Further, the contact type power-on electric toothbrush also comprises a handle for holding, a toothbrush head connected with one end of the handle for brushing teeth, and an end cover connected with the other end of the handle, the handle comprises a shell and an output shaft connected with one end of the bracket, the bracket is sequentially provided with a power supply placing groove for placing a power supply mechanism, a control placing groove for fixing the controller and a driving placing groove for clamping the motor along the direction from the end cover to the toothbrush head, the notch of the power supply placing groove faces the end cover, the end cover covers the notch of the power supply placing groove to limit the movement of the power supply mechanism, the second electrode is placed towards the notch of the power supply placing groove, and the control mechanism comprises a controller, a first electric connection assembly with elasticity and conductivity and a second electric connection assembly with elasticity and conductivity.
Further, the first electrical connection assembly includes a first clamping element, a first control contact piece and a first connection contact piece, the first clamping element is electrically connected to the controller at one end thereof and abuts against the first contact rod at the other end thereof, the first connection contact piece is connected to the slot wall of the power supply placement slot and abuts against the first electrode, the first control contact piece is electrically connected to the controller at one end thereof and abuts against the first connection contact piece at the other end thereof when the controller is clamped to the control placement slot.
further, the second electrical connection assembly includes a second control contact piece and a second connection contact piece, the second connection contact piece includes a bottom elastic strip connected to the end cover and an extension elastic strip connected to a slot wall of the power supply placement slot and extending along a direction of opening the power supply placement slot, the bottom elastic strip can abut against the extension elastic strip and the second electrode when the end cover covers the slot opening of the power supply placement slot, and the second control contact piece abuts against the extension elastic strip at one end thereof and is electrically connected to the second contact rod at the other end thereof.
Further, the controller is a circuit board, the second electrical connection assembly includes a second clamping member, the second clamping member is connected to the controller at one end thereof, and can abut against the second contact rod when the controller is clamped to the control placement groove at the other end thereof, so as to realize electrical communication between the controller and the second contact rod, and the second control abutting piece is connected to the controller at one end thereof and abuts against the extending elastic strip at the other end thereof, so as to realize electrical communication between the controller and the second electrode.
Furthermore, the first clamping piece is provided with a first clamping groove, the second clamping piece is provided with a second clamping groove, the first feeler lever can be clamped in the first clamping groove when the control mechanism is clamped in the control placing groove, and the second feeler lever can be clamped in the second clamping groove when the control mechanism is clamped in the control placing groove.
Furthermore, the first clamping piece comprises a first left spring piece connected to the controller and a first right spring piece connected to the first left spring piece, the first left spring piece and the first right spring piece jointly form the first clamping groove, a notch of the first clamping groove is a gradually expanding opening, and the first left spring piece and the first right spring piece can abut against the first contact rod and elastically deform when the first contact rod is clamped in the first clamping groove;
The second clamping piece comprises a second left elastic sheet connected to the controller and a second right elastic sheet connected to the second left elastic sheet, the second elastic sheet and the second right elastic sheet jointly form a second clamping groove, a notch of the second clamping groove is a gradually expanding opening, and the second left elastic sheet and the second right elastic sheet can be used for enabling the second feeler lever to be clamped in the second clamping groove and elastically deforming.
Further, first control is supported the contact and is included first control bullet strip and connect in first control bullet strip is the first deformation bullet strip of V-arrangement, first connection is supported the contact including locating in the power standing groove and with the spring of first electrode butt, connect in the support touch panel of spring, connect in support touch panel's spacing piece, limiting plate slope sets up, first deformation bullet strip can the control mechanism joint in contradict during the control standing groove in spacing piece and take place elastic deformation.
Further, the controller is a switch, the second electrical connection assembly further comprises a communicating contact piece connected to the support, the communicating contact piece abuts against the extending elastic strip at one end of the communicating contact piece, and the second contact rod can abut against the other end of the connecting contact piece when the motor is clamped in the driving placement groove.
Further, the first electrical connection assembly further comprises a third control contact piece and a resistance piece, wherein one end of the third control contact piece is connected to the controller, and two connection ends of the resistance piece respectively abut against the other end of the third control contact piece and the first connection contact piece, so that the controller is electrically communicated with the first electrode; the first connecting contact piece comprises a control elastic piece abutting against the first electrode and a resistance elastic piece connected to the control elastic piece, the first control contact piece can abut against the control elastic piece when the control mechanism is clamped in the control placing groove, and the resistance elastic piece and the third control contact piece respectively abut against two connecting ends of the resistance piece.
Compared with the prior art, the invention has the technical effects that: this contact circular telegram electric toothbrush can be earlier in actuating mechanism and electrical power generating mechanism joint on the support when the installation, again with control mechanism joint in the support, control mechanism is through setting up and contradicting in first feeler lever and second feeler lever and electrode electricity intercommunication this moment, and through being connected with electrical power generating mechanism's first electrode and second electrode electricity make it form a passageway jointly with actuating mechanism and electrical power generating mechanism, control mechanism has just so directly realized the electricity between each electronic component through this one step of operation of joint, control mechanism's control to actuating mechanism has been realized promptly, and need not through this step of electric lead welding, the installation procedure is simple, equipment convenient and fast, reduced the requirement to the operating accuracy.
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 embodiments of the present invention or in the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an exploded view of a contact powered electric toothbrush according to a first embodiment of the present invention;
Fig. 2 is an exploded view of a contact powered electric toothbrush according to a second embodiment of the present invention.
Description of reference numerals:
11. A housing; 12. a waterproof ring; 13. a support; 131. buckling; 132. controlling the placing groove; 133. a power supply placing groove; 134. driving the placing groove; 135. a resistance slot; 136. a through groove; 14. an output shaft; 15. a brush head plug; 20. a toothbrush head; 30. an end cap; 40. a drive mechanism; 41. a motor; 42. a first feeler lever; 43. a second feeler lever; 50. a circuit board; 60. a power supply mechanism; 71. a first clamping piece; 72. a first control abutting piece; 73. a first connection contact; 731. a spring; 732. a touch plate; 733. a limiting sheet; 734. a control spring plate; 735. a resistance spring; 81. a second clamping member; 82. a second control abutting piece; 83. a second connection contact; 831. extending the elastic strip; 8311. an extension fixing part; 8312. a bottom end abutting part; 8313. a support portion; 8314. a head end collision part; 8315. connecting the interference part; 832. a bottom spring bar; 84. the contact piece is communicated; 841. the fixed part is communicated; 842. a drive end abutting part; 843. a communicating end abutting part; 85. a third control contact piece; 86. a resistance member; 90. switch with a switch body
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
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.
Example one
The embodiment of the present invention provides a contact-type power-on electric toothbrush which comprises a bracket 13, a handle connected to the bracket 13 and used for holding, a toothbrush head 20 connected to one end of the handle and used for brushing teeth, an end cap 30 connected to the other end of the handle, a driving mechanism 40 connected to the handle, a power supply mechanism 60 connected to the handle and used for supplying power, and a control mechanism used for controlling the driving mechanism 40.
The driving mechanism 40 includes a motor 41, a first contact rod 42 electrically connected to the motor 41 and extending toward the control mechanism, and a second contact rod 43 electrically connected to the motor 41 and extending toward the control mechanism, wherein the first contact rod 42 and the second contact rod 43 are respectively connected to an input end and an output end of the motor 41 to realize input and output of signals, the first contact rod 42 and the second contact rod 43 are arranged in parallel and spaced apart to prevent short circuit, and both are made of conductive materials.
The power mechanism 60 may be a battery having a first electrode and a second electrode opposite to the first electrode, in this embodiment, the first electrode is a negative electrode, and the second motor 41 is a positive electrode.
Control mechanism joint is in support 13 and is used for controlling actuating mechanism 40, and control mechanism can set up and contradict in first feeler lever 42 and second feeler lever 43 when motor 41 joint is in support 13 to realize control mechanism and motor 41's electricity intercommunication, and can be connected with first electrode and second electrode electricity when power supply mechanism 60 joint is in support 13, in order to realize control mechanism and power supply mechanism 60's electricity intercommunication. The electrical connection between the power mechanism 60 and the first and second electrodes can be achieved by being set up and abutted, directly set up and abutted, or indirectly set up and abutted through other conductive parts.
When the contact type power-on electric toothbrush is installed, the driving mechanism 40 and the power supply mechanism 60 can be firstly clamped on the support 13, then the control mechanism is clamped on the support 13, at the moment, the control mechanism is electrically communicated with the electrodes through being erected and abutted on the first contact rod 42 and the second contact rod 43, and the control mechanism is electrically connected with the first electrode and the second electrode of the power supply mechanism 60, so that the control mechanism, the driving mechanism 40 and the power supply mechanism 60 form a passage together, the control mechanism directly realizes the electric connection among the electronic elements through the clamping operation, namely, the control mechanism controls the driving mechanism 40, and the step of welding electric leads is not needed.
The control mechanism comprises a controller, a first electric connection component with elasticity and conductivity and a second electric connection component with elasticity and conductivity.
In this embodiment, the controller is a circuit board 50, two ends of the first electrical connection element respectively abut against the first contact rod 42 and the first electrode, so that the first contact rod 42 is electrically connected with the first electrode, the second electrical connection element respectively abuts against the second contact rod 43 and the second electrode, so that the second contact rod 43 is electrically connected with the second electrode, at least one of the first electrical connection element and the second electrical connection element is electrically connected with the controller, and the first electrical connection element and the second electrical connection element can enable the driving mechanism 40, the power mechanism 60 and the controller to form a path. It is understood that the circuit board 50 may be electrically connected to the first electrical connection assembly, such that the driving mechanism 40, the circuit board 50 and the first electrode are sequentially connected into the via through the first electrical connection assembly; the control mechanism may also be electrically connected to the second electrical connection assembly such that the drive mechanism 40, the circuit board 50 and the second electrode are connected in series into the circuit via the second electrical connection assembly. In the present embodiment, the first electrical connection member and the second electrical connection member are made of a conductive and elastic metal material, such as an iron sheet.
in the present embodiment, the circuit board 50 is electrically connected to both the first electrical connection component and the second electrical connection component, so that the circuit board 50 is connected to the input end and the output end of the driving mechanism 40. The circuit board 50 is provided with a button, and a user presses the button to control connection and disconnection of the passage.
When the controller is installed, the two ends of the first electrical connection assembly are respectively abutted to the first contact rod 42 and the first electrode, and the two ends of the second electrical connection assembly are respectively abutted to the second contact rod 43 and the second electrode, so that the electrical connection between the driving mechanism 40 and the power supply mechanism 60 can be realized, wherein the controller is connected into the circuit through the first electrical connection assembly or/and the second electrical connection assembly, so that the driving mechanism 40, the controller and the power supply mechanism 60 jointly form a passage, and thus, the electrical connection between the electronic elements is realized through abutting connection.
Wherein, the toothbrush head 20 includes a brush rod and bristles connected to the brush rod and used for brushing teeth, the handle includes a housing 11, a bracket 13 clamped in the housing 11, a waterproof ring 12 sleeved in the housing 11, an output shaft 14 connected to one end of the bracket 13 and a brush head plug 15 sleeved in the output shaft 14, the brush head plug is used for preventing water from entering the housing, a power supply placing groove 133 for placing the power supply mechanism 60, a control placing groove 132 for fixing the controller and a driving placing groove 134 for clamping the motor 41 are sequentially arranged along the direction from the end cover 30 to the toothbrush head 20 in the bracket 13, the notch of the power supply placing groove 133 faces the end cover 30, the end cover 30 covers the notch of the power supply placing groove 133 and is sleeved in the housing 11 to limit the movement of the power supply mechanism 60, the waterproof ring 12 is arranged between the outer wall of the housing 11 and the inner wall of the end cover 30 to prevent water from entering the housing, the waterproof ring 12 is a rubber member. The second electrode is placed toward the notch of the power placing groove 133. The outer cell wall of power standing groove 133 has buckle 131, and shell 11 is the tube-shape and its inner wall has the joint groove that can with buckle 131 adaptation joint, only needs to penetrate shell 11 with support 13 during the installation and can realize the fixed connection of shell 11 and support 13, convenient and fast. The opening of the driving placement groove 134 faces the control placement groove 132, the motor 41 is inserted into the driving placement groove 134 from the control placement groove 132, the through hole is formed in the groove wall of the driving placement groove 134, the through hole is formed in the direction along the driving placement groove 134, the driving placement groove 134 is preferably in interference fit with the motor 41, and the groove wall of the driving placement groove 134 can be tightly attached to the outer wall surface of the motor 41 through elastic deformation to prevent the motor 41 from shaking. In this embodiment, the support 13 is provided with a plurality of claws, each of the claws is opposite to the other claw, one end of each of the opposite claws is connected to the support 13, and the other end of each of the opposite claws extends in an arc shape in opposite directions but is not connected, so that the claws and the support 13 form the driving placing grooves 134. The control placement groove 132 can fix the position of the circuit board 50.
the first electrical connection assembly includes a first position-retaining member 71, a first control contact piece 72 and a first connection contact piece 73, the first position-retaining member 71 is connected to the lower side surface of the circuit board 50 at one end thereof and electrically connected to the circuit board 50, and abuts against the first contact rod 42 at the other end thereof, the first connection contact piece 73 is connected to the wall of the power supply groove 133 and abuts against the first electrode, the first control contact piece 72 is connected to the circuit board 50 at one end thereof and electrically connected to the circuit board 50, and can abut against the first connection contact piece 73 at the other end thereof. When the circuit board 50 is clamped in the control placement groove 132, the first clamping member 71 elastically abuts against the first contact rod 42, the first control abutting piece 72 elastically abuts against the first connecting abutting piece 73, and the first connecting abutting piece 73 is fixed on the bracket 13 and abuts against the first electrode, so that the circuit board 50 is installed behind the control placement groove 132 to realize the electric connection of the circuit board 50 with the driving mechanism 40 and the power mechanism 60, and the electric welding or the wire connection is not needed, thereby simplifying the installation process.
The first control abutting piece 72 includes a first control elastic strip connected to the lower side surface of the circuit board 50 and extending downward, and a first deformation elastic strip connected to the lower end of the first control elastic strip and having a V shape, the first deformation elastic strip protrudes toward the first connection abutting piece 73, the first connection abutting piece 73 includes a spring 731 arranged at the bottom of the power supply placing groove 133 and abutting against the first electrode, an abutting plate 732 connected to the spring 731, and a limiting plate 733 connected to the abutting plate 732, the spring 731 is used for fixing the position of the battery through elastic deformation, so as to prevent the battery from shaking in the power supply placing groove 133, and meanwhile, the battery is tightly attached to the first electrode, thereby preventing a short circuit between the battery and the first electrode. The contact plate 732 is arranged on one side of the spring 731 facing the direction of the groove bottom of the power supply placing groove 133, so as to increase the contact area with the spring 731, thereby obtaining good electric conduction, one end of the limiting piece 733 is connected with the contact piece, the other end extends out of the power supply placing groove 133 and extends towards the control placing groove 132, the limiting plate is arranged obliquely, namely, when the circuit board 50 is connected with the control placing groove 132 from top to bottom in a clamping manner, the first deformation elastic strip can increase the force application to the limiting plate in the process of sliding along the limiting plate from top to bottom, and the limiting plate or/and the first control contact piece 72 can generate elastic deformation, thereby avoiding short circuit caused by the separation of the two in the vibration process. In this embodiment, the first deformation elastic strip can abut against the limiting piece 733 and elastically deform when the control mechanism is clamped in the control placing groove 132.
The second electrical connection assembly includes a second position-retaining member 81, a second control contact piece 82 and a second connection contact piece 83, wherein the second position-retaining member 81 is connected to the lower side of the circuit board 50 at one end thereof and electrically connected to the circuit board 50, and can abut against the second contact rod 43 at the other end thereof when the circuit board 50 is engaged with the control placement groove 132, so as to electrically connect the circuit board 50 and the second contact rod 43, the second control contact piece 82 is connected to the circuit board 50 at one end thereof and electrically connected to the circuit board 50, and abuts against the extension elastic strip 831 at the other end thereof, so as to electrically connect the controller and the second electrode. When the circuit board 50 is clamped in the control placement groove 132, the second clamping part 81 elastically abuts against the first contact rod 42, the second control abutting piece 82 elastically abuts against the second connection abutting piece 83, and the second connection abutting piece 83 is fixed on the bracket 13 and abuts against the second electrode, so that the circuit board 50 is installed behind the control placement groove 132, the electric connection between the circuit board 50 and the driving mechanism 40 and the electric connection between the circuit board 50 and the power mechanism 60 are realized, electric welding or wire connection is not needed, and the installation process is simplified. The second detent 81 is preferably arranged parallel to the first detent 71.
In the embodiment, the first blocking element 71 and the second blocking element 81 are disposed below the circuit board 50 and extend downward, the first contact rod 42 is located on the extension line of the first blocking element 71, the second contact rod 43 is located on the extension line of the second blocking element 81, and the opening of the control placement groove 132 is upward, so that the circuit board 50 is clamped in the control placement groove 132 by pressing downward. The bracket 13 is provided with two hooks extending upwards, the two hooks are arranged oppositely, and the circuit board 50 can be clamped between the two hooks. Thus, when the circuit board 50 is pressed downward, such as the control placement groove 132, the first locking member 71 abuts against the upper side of the first contact rod 42, and the second locking member 81 abuts against the upper side of the second contact rod 43, so as to electrically connect the motor 41 and the circuit board 50.
The first clamping member 71 has a first slot with a downward opening, the second clamping member 81 has a second slot with a downward opening, the first feeler lever 42 can be connected to the first slot when the circuit board 50 is connected to the control placement groove 132, and the second feeler lever 43 can be connected to the second slot when the circuit board 50 is connected to the control placement groove 132. The first engaging groove guides the first contact bar 42 and prevents the first contact bar 42 from slipping or shifting, and the second engaging groove guides the second contact bar 43 and prevents the second contact bar 43 from slipping or shifting.
First screens 71 is including connecting in the first left shell fragment of controller and connecting in the first right shell fragment of first left shell fragment, first left shell fragment forms first draw-in groove with first right shell fragment jointly, first screens 71 is located between first left shell fragment and the first right shell fragment when the joint is in first feeler lever 42, the notch of first draw-in groove is the flaring gradually to play the guide effect to first feeler lever 42, the minimum distance between first left shell fragment and the first right shell fragment is less than the path length of first feeler lever 42, first left shell fragment and first right shell fragment can all contradict in first feeler lever 42 and all take place elastic deformation when first feeler lever 42 joint is in first draw-in groove. The arrangement enables the first left spring plate and the first right spring plate to clamp the first feeler lever 42, and prevents the first feeler lever 42 from being separated from the first clamping groove in the vibration process.
The second clamping part 81 comprises a second left spring sheet connected to the controller and a second right spring sheet connected to the second left spring sheet, the second spring sheet and the second right spring sheet jointly form a second clamping groove, the second clamping part 81 is located between the second left spring sheet and the second right spring sheet when being connected to the second feeler lever 43, a notch of the second clamping groove is a gradually expanding opening, so as to guide the second feeler lever 43, the minimum distance between the second left spring sheet and the second right spring sheet is smaller than the diameter length of the second feeler lever 43, and the second left spring sheet and the second right spring sheet can be abutted to the second feeler lever 43 and are elastically deformed when the second feeler lever 43 is connected to the second clamping groove. The arrangement enables the first left spring plate and the first right spring plate to clamp the first feeler lever 42, and prevents the first feeler lever 42 from being separated from the first clamping groove in the vibration process.
The second control abutting piece 82 comprises a second control elastic strip connected to the lower side surface of the circuit board 50 and extending downwards and a second deformation elastic strip connected to the lower end of the second control elastic strip and in a V shape, the second deformation elastic strip protrudes towards the second connection abutting piece 83, and the second deformation elastic strip is arranged in parallel with the first deformation elastic strip.
The second connecting contact 83 includes a bottom elastic strip 832 connected to the end cover 30 and an extending elastic strip 831 connected to a groove wall of the power supply groove 133 and extending along the opening direction of the power supply groove 133, in this embodiment, the extending elastic strip 831 is connected to the bracket 13 and extends along the opening direction of the power supply groove 133, one end of the extending elastic strip 831 protrudes out of the notch of the power supply groove 133, and the other end of the extending elastic strip 831 extends to the control groove 132, the bottom elastic strip 832 can respectively abut against the extending elastic strip 831 and the second electrode at two ends thereof when the end cover 30 covers the notch of the power supply groove 133, and the second control contact 82 abuts against the extending elastic strip 831 at one end thereof and is electrically connected to the second contact rod 43 at the other end thereof. Thus, the circuit is connected only when the cover 30 covers the opening of the power supply groove 133, and when the user unscrews the cover 30, the second electrical connection assembly can be automatically disconnected from the second motor 41. The extension elastic strip 831 is clamped or bonded to the bracket 13, so that the second contact rod 43 abuts against the second control abutting contact piece 82 when the motor 41 is clamped to the driving placement groove 134.
The extension elastic strip 831 includes an extension fixing portion 8311 connected to the bracket 13 and extending in the direction along the power placement groove 133, a bottom abutting portion 8312 connected to one end of the fixing portion facing the end cover 30 and extending obliquely downward, a supporting portion 8313 connected to one end of the fixing portion facing away from the end cover 30 and extending upward, and a head abutting portion 8314 connected to the supporting portion 8313 and parallel to the limiting sheet 733, wherein the bottom abutting portion 8312 and the head abutting portion 8314 are elastic strips. When the end cap 30 covers the opening of the power supply slot 133, the bottom elastic strip 832 abuts against the bottom abutting portion 8312 and elastically deforms the bottom abutting portion 8312, so as to increase the connection stability between the extension elastic strip 831 and the bottom elastic strip 832 and prevent the disconnection of the electrical connection between the circuit board 50 and the battery due to the separation of the extension elastic strip 831 and the bottom elastic strip 832 caused by vibration. The second warp the bullet strip can conflict in head end conflict portion 8314 when circuit board 50 joint is in control standing groove 132, and head end conflict portion 8314 all takes place elastic deformation with the second warp the bullet strip to increase the stability that second control supported contact 82 and extension bullet strip 831 are connected, prevent to lead to the electric connection of circuit board 50 and battery owing to the vibration causes the two separation.
Example two
The second embodiment provides a contact-type power-on electric toothbrush, which is different from the first embodiment in that the controller is a switch 90, the connection and disconnection of the path is directly controlled, the second electrical connection assembly includes a second connection contact 83 connected to the second electrode and a connection contact 84 fixedly connected to the bracket 13, the connection contact 84 abuts against the extension spring 831 at one end thereof, and the second contact rod 43 can abut against the other end of the connection contact when the motor 41 is engaged with the driving placement groove 134. The motor 41 and the battery are electrically connected directly without intermediate control by the communication contact piece 84.
The intercommunication is to contact 84 including fixed connection in the intercommunication fixed part 841 of support 13, connect in intercommunication fixed part 841 towards the one end of battery and buckle the intercommunication end conflict portion 843 that sets up downwards and connect in the one end that the intercommunication end fixed part deviates from the battery and the drive end conflict portion 842 of upwards buckling, intercommunication end conflict portion 843 is the shell fragment with drive end conflict portion 842, when motor 41 joint in drive standing groove 134, second feeler lever 43 contradicts downwards in drive conflict portion and makes drive conflict portion take place elastic deformation, so that second feeler lever 43 is connected stably with intercommunication contact 84, prevent the two because vibration separation. The extension elastic strip 831 further comprises a connection abutting portion 8315 which is connected to one end of the extension fixing portion 8311 departing from the end cover 30 and is arranged at an interval with the supporting portion 8313, the connection abutting portion 8315 extends upwards and abuts against the communication end abutting portion 843 and enables the communication end abutting portion 843 to be elastically deformed, so that the second connection abutting portion 83 and the communication abutting portion 84 are stably connected, and the two are prevented from being separated due to vibration.
The first electrical connection assembly includes a first clamping member 71 electrically connected to the switch 90, a first control contact 72 electrically connected to the switch 90, a third control contact 85 electrically connected to the switch 90, and a resistor member 86 connected to the bracket 13, wherein the third control contact 85 is connected to the controller at one end thereof, and two connection ends of the resistor member 86 respectively abut against the other end of the third control contact 85 and the first connection contact 73, so that the controller is electrically connected to the first electrode. Thus, the second control contact 82 is connected in parallel with the resistive member 86 and the switch 90 can regulate current flow through the second control contact 82 or through the third control contact 85 and through the resistive member 86. If the current passes through the second control abutting contact piece 82, the resistance of the path is small, the motor 41 can obtain large power to operate, and the amplitude of the contact type electrified electric toothbrush is large; if current passes through the third control contact 85 and through the resistive element 86, the resistive element 86 can increase the resistance of the path to reduce the operating power of the motor 41 and reduce the amplitude of the contact-powered electric toothbrush.
The first connection abutting contact further includes a control spring 734 connected to the limiting plate 733 and extending toward the switch 90, and a resistor spring 735 connected to the control spring 734 and extending upward, the first control abutting contact 72 can abut against the control spring 734 when the control mechanism is clamped in the control accommodating slot 132, the resistor spring 735 and the third control abutting contact 85 abut against two connection ends of the resistor 86, respectively, the third control abutting contact 85 includes a third control spring strip connected to the switch 90 and extending toward the resistor 86, and a third deformed spring strip connected to a free end of the third control spring strip and having a V-shape, the third deformed spring strip horizontally protrudes toward the resistor 86, the resistor spring strip 735 also has a V-shape and protrudes toward the resistor 86, the support 13 further has a resistor slot 135 inserted into the resistor 86, a sidewall of the resistor slot 135 has two through slots 136, the two through slots 136 correspond to the two connection ends of the resistor 86, respectively, so that the third deformed elastic sheet and the resistive elastic sheet 735 respectively contact and electrically communicate with the two connecting ends of the resistive element 86 through the through groove 136. Resistance shell fragment 735 and the third shell fragment of warping are preferred to take place elastic deformation when resistance is inserted and is located resistance groove 135, resistance groove 135 has played limiting displacement to resistance 86, prevent that resistance 86 from taking place to shift because the elastic pressure of resistance shell fragment 735 and the third shell fragment of warping, the V-arrangement structure has the guide effect, resistance shell fragment 735 and the third shell fragment of warping take place elastic deformation when being convenient for resistance inserts resistance groove 135, also be convenient for resistance shell fragment 735 and the third shell fragment of warping insert logical groove 136 in, and can carry out elastic deformation along with the groove width of logical groove 136, the problem of unable adaptation that design error brought has been reduced, the suitability has been improved.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A contact-powered electric toothbrush, comprising:
A support;
The driving mechanism comprises a motor clamped on the support, a first contact bar electrically connected with the motor and extending outwards, and a second contact bar electrically connected with the motor and extending outwards, wherein the first contact bar and the second contact bar are arranged in a separated mode and have electric conductivity;
The power supply mechanism is clamped on the bracket and used for supplying power, and is provided with a first electrode and a second electrode which is opposite to the first electrode in electrical property;
control mechanism, the joint in the support is used for control actuating mechanism, control mechanism can the motor joint in set up during the support and contradict in first feeler lever and second feeler lever, in order to realize control mechanism with the electricity of motor is connected, and can power mechanism joint in during the support with first electrode reaches the second electrode electricity is connected, in order to realize control mechanism with power mechanism's electricity intercommunication.
2. the contact-powered electric toothbrush of claim 1, further comprising a handle for holding, a toothbrush head connected to one end of the handle for brushing teeth, and an end cap connected to the other end of the handle, wherein the handle comprises a housing and an output shaft connected to one end of the bracket, the bracket is sequentially provided with a power supply slot for placing a power supply mechanism, a control slot for fixing the controller, and a driving slot for engaging the motor along a direction from the end cap to the toothbrush head, the power supply slot has a notch facing the end cap, the end cap covers the notch of the power supply slot to limit the movement of the power supply mechanism, the second electrode is placed facing the notch of the power supply slot, the control mechanism comprises a controller, a first electric connection assembly with elasticity and conductivity, and a second electric connection assembly with elasticity and conductivity And (3) a component.
3. The contact powered electric toothbrush of claim 2, wherein the first electrical connection assembly includes a first detent element electrically connected at one end thereof to the controller and abutting at the other end thereof against the first contact lever, a first control abutting element connected at one end thereof to the slot wall of the power placement slot and abutting against the first electrode, and a first connection abutting element electrically connected at one end thereof to the controller and abutting at the other end thereof against the first connection abutting element when the controller is snapped into the control placement slot.
4. The contact-powered electric toothbrush according to claim 3, wherein the second electrical connection member comprises a second control contact piece and a second connection contact piece, the second connection contact piece comprises a bottom elastic strip connected to the end cap and an extension elastic strip connected to a groove wall of the power supply placement groove and extending in the opening direction of the power supply placement groove, the bottom elastic strip can abut against the extension elastic strip and the second electrode when the end cap is covered on the notch of the power supply placement groove, and the second control contact piece abuts against the extension elastic strip at one end thereof and is electrically connected to the second contact rod at the other end thereof.
5. The contact powered electric toothbrush of claim 4, wherein the controller is a circuit board, the second electrical connection assembly comprises a second detent connected at one end thereof to the controller and capable of abutting against the second contact bar at another end thereof when the controller is engaged with the control placement slot to electrically connect the controller with the second contact bar, the second control abutting tab connected at one end thereof to the controller and abutting against the extended spring at another end thereof to electrically connect the controller with the second electrode.
6. the contact-powered electric toothbrush of claim 5, wherein the first detent has a first detent, the second detent has a second detent, the first lever is engageable with the first detent when the control mechanism is engaged with the control placement slot, and the second lever is engageable with the second detent when the control mechanism is engaged with the control placement slot.
7. The contact-type powered electric toothbrush according to claim 6, wherein the first locking member comprises a first left spring piece connected to the controller and a first right spring piece connected to the first left spring piece, the first left spring piece and the first right spring piece together form the first slot, a notch of the first slot is a gradually expanding notch, and the first left spring piece and the first right spring piece can both abut against the first contact rod and both elastically deform when the first contact rod is locked in the first slot;
The second clamping piece comprises a second left elastic sheet connected to the controller and a second right elastic sheet connected to the second left elastic sheet, the second elastic sheet and the second right elastic sheet jointly form a second clamping groove, a notch of the second clamping groove is a gradually expanding opening, and the second left elastic sheet and the second right elastic sheet can be used for enabling the second feeler lever to be clamped in the second clamping groove and elastically deforming.
8. The contact-type powered electric toothbrush according to any one of claims 4 to 7, wherein the first control contact piece comprises a first control spring strip and a first deformation spring strip connected to the first control spring strip and having a V-shape, the first connection contact piece comprises a spring disposed in the power supply placement groove and contacting the first electrode, a contact plate connected to the spring, and a position-limiting piece connected to the contact plate, the position-limiting piece is disposed obliquely, and the first deformation spring strip can contact the position-limiting piece and elastically deform when the control mechanism is engaged with the control placement groove.
9. The contact powered electric toothbrush of claim 4, wherein the controller is a switch, the second electrical connection assembly further comprises a communication contact tab connected to the bracket, the communication contact tab abutting the extended spring bar at one end thereof, the second contact bar being capable of abutting the other end of the connection contact tab when the motor is snapped into the drive receiving slot.
10. The contact powered electric toothbrush of claim 4 wherein the first electrical connection assembly further comprises a third control contact tab connected at one end thereof to the controller and a resistive member having two connecting ends abutting the other end of the third control contact tab and the first connection contact, respectively, to place the controller in electrical communication with the first electrode; the first connecting contact piece comprises a control elastic piece abutting against the first electrode and a resistance elastic piece connected to the control elastic piece, the first control contact piece can abut against the control elastic piece when the control mechanism is clamped in the control placing groove, and the resistance elastic piece and the third control contact piece respectively abut against two connecting ends of the resistance piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931140.3A CN110559098A (en) | 2019-09-29 | 2019-09-29 | Contact type power-on electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931140.3A CN110559098A (en) | 2019-09-29 | 2019-09-29 | Contact type power-on electric toothbrush |
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| CN110559098A true CN110559098A (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910931140.3A Pending CN110559098A (en) | 2019-09-29 | 2019-09-29 | Contact type power-on electric toothbrush |
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| WO2021058039A1 (en) * | 2019-09-29 | 2021-04-01 | 深圳市力博得科技有限公司 | Automated production method for electric toothbrush |
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Effective date of registration: 20240511 Address after: 523000 Room 101, building 4, No. 51, Xinhe Road, Xincun, Wanjiang street, Dongguan City, Guangdong Province Applicant after: DONGGUAN LEBOND ELECTRONIC TECHNOLOGY Co.,Ltd. Country or region after: China Address before: B77, 11th floor, block F, Nanhai Mingzhu garden, xitaoyuan Road, Nanhai Avenue, Nantou street, Nanshan District, Shenzhen, Guangdong 518000 Applicant before: SHENZHEN LEBOND TECHNOLOGY Co.,Ltd. Country or region before: China |