CN213607097U - Electric toothbrush overvoltage protection structure and electric toothbrush - Google Patents
Electric toothbrush overvoltage protection structure and electric toothbrush Download PDFInfo
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- CN213607097U CN213607097U CN202022577511.3U CN202022577511U CN213607097U CN 213607097 U CN213607097 U CN 213607097U CN 202022577511 U CN202022577511 U CN 202022577511U CN 213607097 U CN213607097 U CN 213607097U
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- motor
- electric toothbrush
- overvoltage protection
- protection structure
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Abstract
The utility model discloses an electric toothbrush overvoltage protection structure and electric toothbrush. An overvoltage protection structure for an electric toothbrush comprising: a movement assembly; the motor bracket can be rotatably arranged on the core assembly; the circuit control board is arranged on the core assembly and/or the motor bracket; the motor is arranged on the motor bracket and is electrically connected with the circuit control board, and a toothbrush head can be arranged on an output shaft of the motor; and the contact piece is electrically connected with the circuit control board and can be contacted with the motor. Electric toothbrush, including the toothbrush head, still include electric toothbrush overvoltage protection structure, the toothbrush head set up in on the output shaft of motor. The electric toothbrush overvoltage protection structure and the electric toothbrush of the utility model have the characteristics of simple structure, safety and reliability, sensitive response, convenient use and the like.
Description
Technical Field
The utility model relates to an electric toothbrush field especially relates to an electric toothbrush overvoltage protection structure and electric toothbrush.
Background
The electric toothbrush is a cleaning appliance which instantly decomposes toothpaste and water into fine foams through the rapid rotation or vibration of a motor and deeply cleans teeth slits.
At present, in the process of using the electric toothbrush, a plurality of users can easily press the toothbrush head to be close to the teeth with the same force as a manual toothbrush, sometimes the brushing effect is poor due to too much force, and the gum is easily damaged.
The invention discloses an overvoltage protection electric toothbrush which is disclosed in Chinese patent with application number CN105662629A, and comprises a toothbrush head and a toothbrush main body which are fixedly connected, wherein a motor support is fixedly arranged in the toothbrush main body, a motor is connected on the motor support, a circuit board is arranged on one side of the motor support, and the circuit board is fixedly connected in the toothbrush main body, and the overvoltage protection electric toothbrush is characterized in that: the toothbrush comprises a toothbrush head, a motor support, a first contact piece and a second contact piece, wherein the motor support extends out of a stepped inner support in the opposite direction of the toothbrush head, the first contact piece and the second contact piece which are independent of each other are fixedly arranged in the toothbrush main body, the first contact piece and the second contact piece are arranged above the inner support, and the first contact piece and the second contact piece are electrically connected with a circuit board. This technical scheme reaches through first contact piece and second contact piece contact and avoids brushing teeth and press overweight purpose, nevertheless because its first contact piece and second contact piece set up in the inner support top, the inner support is pressed the deformation effect when overweight and is more limited, leads to the reaction of first contact piece and second contact piece not sensitive enough.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects and deficiencies in the prior art, the utility model provides an electric toothbrush overvoltage protection structure and an electric toothbrush.
The utility model discloses a realize through following technical scheme:
the utility model discloses an electric toothbrush overvoltage protection structure, include:
a movement assembly;
the motor bracket can be rotatably arranged on the core assembly;
the circuit control board is arranged on the core assembly and/or the motor bracket;
the motor is arranged on the motor bracket and is electrically connected with the circuit control board, and a toothbrush head can be arranged on an output shaft of the motor;
and the contact piece is electrically connected with the circuit control board and can be contacted with the motor.
The utility model discloses an electric toothbrush overvoltage protection structure is through with the rotatable installation of motor support on the core subassembly to with motor and contact contaction setting, the atress of toothbrush head is responded to and is judged to the break-make through motor and contact, thereby the mode of operation of control toothbrush head, when toothbrush head atress is too big, the motor breaks away from with the contact, and circuit control board control motor stops or reduces the vibration dynamics, reaches better clean effect and injure the gum.
In an embodiment of the above technical solution, the overvoltage protection structure of the electric toothbrush further includes a resilient member, the resilient member is disposed on the movement assembly, and the resilient member can resiliently return the motor. The force of the rebound part can be used for controlling the pressure on the toothbrush, and the motor and the toothbrush head after rotation are recovered to a normal working state by the rebound part.
In one embodiment, the rebound piece is a rebound rubber strip, and the movement assembly and the motor are sleeved with the rebound rubber strip. The resilience adhesive tape is simple in structure, convenient to install and use and good in resilience effect.
In one embodiment, the motor bracket is rotatably mounted on the movement assembly through a rotating shaft. The mode through the rotation axis will but motor support rotary installation, mounting structure is simple, and the rotation axis is comparatively sensitive, makes behind the toothbrush head atress motor support is rotatory easy, reaches the effect of protection gum when pressure is too big.
In one embodiment of the above technical solution, the housing of the motor is electrically connected to the circuit control board, and the housing of the motor can contact with the contact. The shell of the motor is electrically connected with the circuit control board, the shell of the motor and the contact element can be arranged in a contact mode, the shell of the motor and the contact element are switched on and off to sense and judge the stress of the toothbrush head, and therefore the working mode of the toothbrush head is controlled.
In one embodiment of the above technical solution, the housing of the motor is a metal housing. The metal material has good conductive effect, sensitive reaction and high cost performance.
In one embodiment, the contact is a metal contact. The metal material has good conductive effect, sensitive reaction and high cost performance.
In one embodiment, the contact member is a contact piece. The contact piece is simple in structure, good in contact effect with the motor and capable of sensitively reflecting the on-off state of the motor and the contact piece.
The utility model discloses an electric toothbrush overvoltage protection structure's beneficial effect:
the utility model discloses an electric toothbrush overvoltage protection structure is through with the rotatable installation of motor support on the core subassembly to the motor can contact the setting with the contact, responds to and judges the atress of toothbrush head through the break-make of motor with the contact, thereby controls the mode of operation of toothbrush head, and when toothbrush head atress was too big, the motor broke away from with the contact, and circuit control board control motor stops or reduces the vibration dynamics, reaches better clean effect and injure the gum. The electric toothbrush overvoltage protection structure of the utility model has the characteristics of simple structure, safety, reliability, sensitive response, convenient use and the like.
The utility model discloses an electric toothbrush, including the toothbrush head, still include above-mentioned arbitrary electric toothbrush overvoltage protection structure, the toothbrush head set up in on the output shaft of motor.
The utility model discloses an electric toothbrush's beneficial effect:
the utility model discloses an electric toothbrush is through with the rotatable installation of motor support on the core subassembly to with motor and contact contaction setting, the atress of toothbrush head is responded to and is judged to the break-make through motor and contact, thereby the mode of operation of control toothbrush head, when toothbrush head atress was too big, the motor broke away from with the contact, and circuit control board control motor stops or reduces the vibration dynamics, reaches better clean effect and does not harm the gum. The electric toothbrush of the utility model has the characteristics of simple structure, safety and reliability, sensitive response, convenient use and the like.
Drawings
Fig. 1 is a schematic perspective view of the overvoltage protection structure of the electric toothbrush of the present invention.
Fig. 2 is a sectional view of the overvoltage protection structure of the electric toothbrush of the present invention.
Fig. 3 is a partial structural schematic diagram of a motor and a motor bracket.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state thereof. Therefore, these and other directional terms should not be construed as limiting terms.
Please refer to fig. 1-3. Fig. 1 is a schematic perspective view of the overvoltage protection structure of the electric toothbrush of the present invention. Fig. 2 is a sectional view of the overvoltage protection structure of the electric toothbrush of the present invention. Fig. 3 is a partial structural schematic diagram of a motor and a motor bracket.
The utility model discloses an electric toothbrush overvoltage protection structure, including core assembly 1, motor support 2, circuit control board 3, contact 4 and motor 5.
The motor bracket 2 is rotatably arranged on the movement assembly 1.
The circuit control board 3 is arranged on the movement assembly 1 and/or the motor bracket 2.
The motor 5 set up in on the motor support 2, just the motor 5 with circuit control board 3 electric connection, can set up toothbrush head 6 on the output shaft of motor 5.
The contact 4 is electrically connected to the circuit control board 3, and the contact 4 can contact the motor 5.
Through the rotatable installation of motor support 2 on engine components 1 to with motor 5 and contact 4 contaction setting, come the response and judge toothbrush head 6 atress through the break-make of motor 5 and contact 4, thereby control toothbrush head 6's mode, when toothbrush head 6 atress is too big, motor 5 breaks away from with contact 4, and circuit control board 3 control motor 5 stops or reduces the vibration dynamics, reaches better clean effect and does not harm the gum.
Specifically, the overvoltage protection structure for the electric toothbrush further comprises a rebound part 7, wherein the rebound part 7 is arranged on the movement assembly 1, and the motor 5 can be rebounded and reset by the rebound part 7. The force of the resilient member 7 can be used to control the pressure applied to the toothbrush, and the resilient member 7 is used to restore the rotating motor 5 and the toothbrush head 6 to normal working conditions.
Preferably, the rebound piece 7 is a rebound rubber strip, and the core assembly 1 and the motor 5 are sleeved with the rebound rubber strip. The resilience adhesive tape is simple in structure, convenient to install and use and good in resilience effect.
Further, the motor bracket 2 is rotatably mounted on the movement assembly 1 through a rotating shaft 8. Will through the mode of rotation axis 8 the rotatable installation of motor support 2, mounting structure is simple, and rotation axis 8 is comparatively sensitive, makes behind the 6 atress of toothbrush head motor support 2 is rotatory easy, reaches the effect of the too big time protection gum of pressure.
Preferably, the housing of the motor 5 is electrically connected to the circuit control board 3, and the housing of the motor 5 can contact with the contact 4. The shell of the motor 5 is electrically connected with the circuit control board 3, the shell of the motor 5 can be arranged in a contact manner with the contact element 4, the shell of the motor 5 and the contact element 4 are switched on and off to sense and judge the stress of the toothbrush head 6, and therefore the working mode of the toothbrush head 6 is controlled. It should be understood that the circuit control board 3 can also be electrically connected with a driving mechanism inside the motor 5 to control the operation mode thereof.
The housing of the motor 5 of the present embodiment is a metal housing. The metal material has good conductive effect, sensitive reaction and high cost performance.
Further, the contact 4 is a metal contact. The metal material has good conductive effect, sensitive reaction and high cost performance.
Preferably, the contact 4 is a contact piece. The contact piece has a simple structure, can be in good contact effect with the motor 5, and can sensitively reflect the on-off state of the motor 5 and the contact piece 4.
The utility model discloses an electric toothbrush overvoltage protection structure's theory of operation:
under the action of the resilient member 7, the housing of the motor 5 and the contact member 4 are normally electrically connected, and at this time, the circuit control board 3 defaults to a normal operation mode state of the electric toothbrush; when the force of the toothbrush head 6 is too large, the motor 5 is separated from the contact element 4, and at the moment, the circuit control board 3 controls the working mode to be changed into a stopping or force reducing mode, so that better cleaning effect is achieved without damaging gums; in addition, the purpose of changing the pressure borne by the toothbrush head 6 can be achieved by changing the resilience of the resilient member 7 so as to control the on-off force, thereby better feeding back the force of the toothbrush head 6 and being very reliable and easy to realize.
The utility model discloses an electric toothbrush, including toothbrush head 6, still include electric toothbrush overvoltage protection structure, toothbrush head 6 set up in on the output shaft of motor 5.
The utility model discloses an electric toothbrush overvoltage protection structure and electric toothbrush's beneficial effect:
the utility model discloses an electric toothbrush overvoltage protection structure and electric toothbrush are through with the rotatable installation of motor support on the core subassembly to with motor and contact contaction setting, the atress of toothbrush head is responded to and is judged through the break-make of motor with the contact, thereby the mode of operation of control toothbrush head, when toothbrush head atress is too big, the motor breaks away from with the contact, circuit control board control motor stops or reduces the vibration dynamics, reaches better clean effect and does not harm the gum. The electric toothbrush overvoltage protection structure and the electric toothbrush of the utility model have the characteristics of simple structure, safety and reliability, sensitive response, convenient use and the like.
The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.
Claims (9)
1. An overvoltage protection structure for an electric toothbrush, comprising:
a movement assembly;
the motor bracket can be rotatably arranged on the core assembly;
the circuit control board is arranged on the core assembly and/or the motor bracket;
the motor is arranged on the motor bracket and is electrically connected with the circuit control board, and a toothbrush head can be arranged on an output shaft of the motor;
and the contact piece is electrically connected with the circuit control board and can be contacted with the motor.
2. The overvoltage protection structure for an electric toothbrush according to claim 1, wherein: the electric toothbrush overvoltage protection structure further comprises a rebound piece, the rebound piece is arranged on the movement assembly, and the motor can be rebounded and reset by the rebound piece.
3. The overvoltage protection structure for an electric toothbrush according to claim 2, wherein: the rebound part is a rebound adhesive tape which is sleeved on the core assembly and the motor.
4. The overvoltage protection structure for an electric toothbrush according to claim 1, wherein: the motor support is rotatably arranged on the movement assembly through a rotating shaft.
5. The overvoltage protection structure for an electric toothbrush according to any one of claims 1 to 4, wherein: the shell of the motor is electrically connected with the circuit control board, and the shell of the motor can be contacted with the contact piece.
6. The overvoltage protection structure for an electric toothbrush according to claim 5, wherein: the shell of the motor is a metal shell.
7. The overvoltage protection structure for an electric toothbrush according to any one of claims 1 to 4, wherein: the contact is a metal contact.
8. The overvoltage protection structure for an electric toothbrush according to claim 7, wherein: the contact member is a contact piece.
9. An electric toothbrush comprising a toothbrush head, characterized by further comprising an overvoltage protection structure for an electric toothbrush according to any one of claims 1 to 8, the toothbrush head being disposed on an output shaft of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022577511.3U CN213607097U (en) | 2020-11-09 | 2020-11-09 | Electric toothbrush overvoltage protection structure and electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022577511.3U CN213607097U (en) | 2020-11-09 | 2020-11-09 | Electric toothbrush overvoltage protection structure and electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213607097U true CN213607097U (en) | 2021-07-06 |
Family
ID=76631629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022577511.3U Active CN213607097U (en) | 2020-11-09 | 2020-11-09 | Electric toothbrush overvoltage protection structure and electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213607097U (en) |
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2020
- 2020-11-09 CN CN202022577511.3U patent/CN213607097U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220615 Address after: 528000 Zhenghe South Road, Leliu Town, Shunde District, Foshan City, Guangdong Province Patentee after: GUANGDONG XINBAO ELECTRIC JOINT-STOCK Ltd. Address before: 528000 South Side of Longzhou Road, New Town Residential Committee, Leliu Street, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG LISHENG ELECTRIC APPLIANCE Co.,Ltd. |
|
| TR01 | Transfer of patent right |