CN218045438U - Electric toothbrush capable of balancing internal and external pressure of toothpaste box - Google Patents
Electric toothbrush capable of balancing internal and external pressure of toothpaste box Download PDFInfo
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- CN218045438U CN218045438U CN202220469296.1U CN202220469296U CN218045438U CN 218045438 U CN218045438 U CN 218045438U CN 202220469296 U CN202220469296 U CN 202220469296U CN 218045438 U CN218045438 U CN 218045438U
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Abstract
The utility model relates to an electric toothbrush which can balance the pressure inside and outside a toothpaste box, comprising a handle and a brush head; the brush head comprises a brush head shell, and the front outer wall of the brush head shell is provided with brush hairs; the handle comprises a handle shell, a water pump, a vibration motor, a circuit board and a battery are arranged in the handle shell, and the water pump and the vibration motor are electrically connected with the battery through the circuit board; the water outlet end of the water pump is communicated with the root of the brush hair, and the water inlet end of the water pump is communicated with a toothpaste box filled with liquid toothpaste; the side wall of the handle shell is provided with a magnetic suction type charging seat, and the tail opening is provided with a handle cover; an air inlet is arranged on the magnetic suction type charging seat; the handle cover is provided with a liquid outlet connecting pipe and an air inlet connecting pipe, the toothpaste box is arranged in the handle cover and is respectively butted with the liquid outlet connecting pipe and the air inlet connecting pipe through a liquid outlet pipe and an air inlet pipe arranged on the box wall of the toothpaste box; the handle shell is internally provided with a water inlet pipe and an air guide pipe, the two ends of the water inlet pipe are respectively communicated with the water inlet end and the liquid outlet connecting pipe of the water pump, and the two ends of the air guide pipe are respectively connected with the air inlet hole and the air inlet connecting pipe. The utility model can balance the pressure in the toothpaste box.
Description
Technical Field
The utility model relates to an electric toothbrush, concretely relates to electric toothbrush's toothpaste transport structure.
Background
The utility model provides an use electric toothbrush of liquid toothpaste, including brush head and brush holder, the first outer wall of brush is equipped with the brush hair area, inside is equipped with the brush head passageway of intercommunication brush hair area, be equipped with shock dynamo and water pump in the brush holder, shock dynamo passes through transmission shaft fixed connection brush head and shakes in order to drive the brush head, the output intercommunication brush head passageway of water pump, the toothpaste case that the input communicates a liquid toothpaste is equipped with to be used for to the brush hair area pump liquid toothpaste. The common electric toothbrush in the market has the advantages that the toothpaste box is only provided with the liquid outlet communicated with the input end of the water pump, other parts are isolated from the outside, and the toothpaste box can form vacuum when being pumped by the water pump, so that liquid toothpaste in the toothpaste box cannot be normally pumped out, and the normal use of the toothbrush is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to improve the defects of the traditional electric toothbrush.
The utility model adopts the following technical scheme:
an electric toothbrush capable of balancing the pressure inside and outside a toothpaste box comprises a handle and a brush head arranged at the front end of the handle; the brush head comprises a brush head shell, and the front outer wall of the brush head shell is provided with brush hairs; the handle comprises a handle shell, a water pump with a starting device, a vibration motor, a circuit board and a battery are arranged in the handle shell, and the water pump and the vibration motor are electrically connected with the battery through the circuit board so as to be powered by the battery; the water outlet end of the water pump is communicated with the root of the brush hair, and the water inlet end of the water pump is communicated with a toothpaste box filled with liquid toothpaste; the side wall of the handle shell is provided with a magnetic type charging seat used for charging the battery, and the tail opening is provided with a handle cover opened at the back; the magnetic type charging seat is arranged in a through hole arranged on the side wall of the handle shell, and an air inlet hole communicated with the inside and the outside of the handle shell is arranged on the seat body; the handle cover is provided with a liquid outlet connecting pipe and an air inlet connecting pipe, the toothpaste box is arranged in the handle cover and is respectively butted with the liquid outlet connecting pipe and the air inlet connecting pipe on the handle cover through a liquid outlet pipe and an air inlet pipe arranged on the box wall of the toothpaste box; the handle shell is internally provided with a water inlet pipe and an air guide pipe, the two ends of the water inlet pipe are respectively communicated with the water inlet end of the water pump and the liquid outlet connecting pipe so as to communicate the toothpaste box with the water inlet end of the water pump, and the two ends of the air guide pipe are respectively connected with the air inlet hole and the air inlet connecting pipe so as to guide outside air into the toothpaste box and balance the pressure inside and outside the toothpaste box.
As the preferred scheme, the vibration motor, the water pump and the battery are respectively arranged at the inner front part, the inner middle part and the inner rear part of the handle shell; the vibration motor is provided with a transmission shaft which penetrates out of the front opening of the handle shell and is fixedly connected with a connecting piece arranged at the inner rear part of the brush head shell so as to connect the brush head shell to the vibration motor in a vibration mode and fixedly connect the brush head and the handle into a whole; the transmission shaft is sleeved with a handle sealing ring which is clamped and fixed in the front opening of the handle shell to support the transmission shaft.
As the preferred scheme, the front end of the transmission shaft is inserted and fixed in a blind jack arranged on the rear end face of the connecting piece.
As the preferred scheme, the inner rear part of the brush head shell is provided with a connecting cavity, and the inner part of the brush head shell is provided with a brush head channel communicated with the connecting cavity and the root of the brush hair; the connecting piece is inserted and fixed in the connecting cavity, the front end of the connecting piece is provided with a guide-out pipe which is butted with the brush head channel, the rear end of the connecting piece is provided with a guide-in pipe, and the guide-out pipe and the guide-in pipe are mutually communicated through a connecting pipe arranged in the connecting cavity;
a water outlet sleeved with the lead-in pipe is arranged on the handle sealing ring; a motor fixing frame for fixing the vibration motor in the handle shell is arranged on the front side of the vibration motor, and a water outlet connecting pipe inserted in the water outlet is arranged on the motor fixing frame; a water outlet pipe is arranged in the handle shell 11, and two ends of the water outlet pipe are respectively connected with the water outlet end of the water pump and the water outlet connecting pipe so as to communicate the water outlet end of the water pump with the root of the brush hair.
As the preferred scheme, a first sealing ring used for sealing a connecting gap between the delivery pipe and the connecting cavity is sleeved on the periphery of the delivery pipe.
Preferably, a second sealing ring for closing a connecting gap between the handle cover and the handle shell is sleeved on the periphery of the handle cover.
As preferred scheme, toothpaste case includes open-back box and seals the case lid of locating the box back mouth, and drain pipe and intake pipe all locate the preceding terminal surface of box.
As the preferred scheme, the liquid outlet pipe is inserted in the liquid outlet connecting pipe, and the periphery of the liquid outlet pipe is sleeved with a third sealing ring for sealing a connecting gap between the liquid outlet pipe and the liquid outlet connecting pipe.
As the preferred scheme, be equipped with the play liquid control switch that is used for controlling during water pump working duration and the gear control switch that is used for controlling shock dynamo operating frequency on the circuit board, handle shell outer wall is equipped with the gear button that is used for touching play liquid control switch and is used for touching gear control switch's gear button.
The utility model discloses be equipped with on the toothpaste case with external communicating intake pipe, external air can mend the toothpaste incasement in real time when water pump suction liquid toothpaste to make toothpaste incasement outer atmospheric pressure keep balance, avoid being leaded to liquid toothpaste normally to take out because of the toothpaste case is by the evacuation, influence the normal use of toothbrush.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the embodiment of the present invention;
FIG. 2 is a schematic view of a brush head structure according to an embodiment of the present invention;
FIG. 3 is a schematic view of the handle structure according to the embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of the structure within the dashed box of FIG. 3;
FIG. 5 is a schematic view of a partial connection according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a handle cover according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a toothpaste box according to an embodiment of the present invention.
Detailed Description
The present invention will be described with reference to the accompanying drawings and specific embodiments.
Referring to FIGS. 1-7: an electric toothbrush capable of equalizing the pressure inside and outside a toothpaste box comprises a handle 10 and a brush head 20 arranged at the front end of the handle 10.
The brush head 20 comprises a brush head shell 21, and the front outer wall of the brush head shell 21 is provided with brush bristles 21.1; the inner rear part of the brush head shell 21 is provided with a connecting cavity 21.2, and the inner part of the brush head shell is provided with a brush head channel 21.3 which is communicated with the connecting cavity 21.2 and the root of the brush hair 21.1; the connecting piece 22 is inserted and fixed in the connecting cavity 21.2, the front end of the connecting piece is provided with a leading-out pipe 22.1 butted with the brush head channel 21.3, the rear end of the connecting piece is provided with a leading-in pipe 22.2, and the leading-out pipe 22.1 and the leading-in pipe 22.2 are mutually communicated through a connecting pipe 23 arranged in the connecting cavity 21.2; a first sealing ring 24 for sealing a connecting gap between the delivery pipe 22.1 and the connecting cavity 21.2 is sleeved on the periphery of the delivery pipe.
The handle 10 comprises a handle shell 11, a water pump 12 with a starting device, a vibration motor 13, a circuit board 14 and a battery 15 are arranged in the handle shell 11, and the vibration motor 13, the water pump 12 and the battery 15 are respectively arranged at the inner front part, the inner middle part and the inner rear part of the handle shell 11; the water pump 12 and the vibration motor 13 are both electrically connected with a battery 15 through a circuit board 14 so as to be powered by the battery 15; the side wall of the handle shell 11 is provided with a magnetic-type charging seat 17 for charging the battery 15, the tail opening is provided with a handle cover 18 which is opened at the back, and the periphery of the handle cover 18 is sleeved with a second sealing ring 114 for sealing a connecting gap between the handle cover 18 and the handle shell 11.
The magnetic type charging seat 17 is arranged in a through hole arranged on the side wall of the handle shell 11, and an air inlet 17.1 communicated with the inside and the outside of the handle shell 11 is arranged on the seat body.
The front end surface of the handle cover 18 is provided with a liquid outlet connecting pipe 18.1 and an air inlet connecting pipe 18.2, the toothpaste box 16 comprises a box body 16.1 which is opened at the back and a box cover 16.2 which is arranged at the back opening of the box body 16.1 in a sealing way, and the front end surface of the box body 16.1 is provided with a liquid outlet pipe 16.11 and an air inlet pipe 16.12; the toothpaste box 16 is inserted and fixed in the handle cover 18 in a mode that the box body 16.1 is in front of the toothpaste box 16.1 and the box cover 16.2 is behind the toothpaste box, a liquid outlet pipe 16.11 and an air inlet pipe 16.12 on the box body 16.1 are respectively butted with a liquid outlet connecting pipe 18.1 and an air inlet connecting pipe 18.2 on the handle cover 18, the liquid outlet pipe 16.11 is inserted and connected in the liquid outlet connecting pipe 18.1, and a third sealing ring 115 for sealing a connecting gap between the liquid outlet connecting pipe and the liquid outlet connecting pipe 18.1 is sleeved on the periphery of the liquid outlet pipe.
The handle shell 11 is also internally provided with a water inlet pipe 19 and an air duct 110, two ends of the water inlet pipe 19 are respectively communicated with a water inlet end of the water pump 12 and a liquid outlet connecting pipe 18.1 so as to communicate the toothpaste box 16 with the water inlet end of the water pump 12, and two ends of the air duct 110 are respectively connected with an air inlet 17.1 and an air inlet connecting pipe 18.2 so as to lead outside air into the toothpaste box 16 and balance the pressure inside and outside the toothpaste box.
The vibrating motor 13 is provided with a transmission shaft 13.1, the front end of the transmission shaft 13.1 penetrates through the front opening of the handle shell 11 and then is inserted and fixed in a blind insertion hole 22.3 arranged on the rear end surface of the connecting piece 22, so that the brush head shell 21 is connected to the vibrating motor 13 in a vibrating manner, and the brush head 20 and the handle 10 are fixedly connected into a whole.
A handle sealing ring 111 is sleeved on the transmission shaft 13.1, and the handle sealing ring 111 is clamped and fixed in the front opening of the handle shell 11 to support the transmission shaft 13.1; a water outlet 111.1 sleeved with the ingress pipe 22.2 is arranged on the handle sealing ring 111; a motor fixing frame 112 for fixing the vibration motor 13 in the handle shell 11 is arranged on the front side of the vibration motor 13, and a water outlet connecting pipe 112.1 inserted in the water outlet 111.1 is arranged on the motor fixing frame 112; a water outlet pipe 113 is arranged in the handle shell 11, and two ends of the water outlet pipe 113 are respectively connected with the water outlet end of the water pump 12 and the water outlet connecting pipe 112.1, so that the water outlet end of the water pump 12 is communicated with the root of the brush bristles 21.1.
The circuit board 14 is provided with a liquid outlet control switch 14.1 for controlling the working time of the water pump 12 and a gear control switch 14.2 for controlling the working frequency of the vibration motor 13, and the outer wall of the handle shell 11 is provided with a liquid outlet button 116 for touching the liquid outlet control switch 14.1 and a gear button 117 for touching the gear control switch 14.2.
When the toothbrush is used, the water pump 12 is started, the water pump 12 can pump liquid toothpaste in the toothpaste box 16 to the root parts of the bristles 21.1, the vibration motor 13 is started, and the vibration motor 13 can drive the toothbrush head 20 to vibrate for brushing teeth. When the water pump 12 pumps the liquid toothpaste, the external air can be supplemented into the toothpaste box 16 along the air inlet 17.1, the air guide pipe 110, the air inlet connecting pipe 18.2 and the air inlet pipe 16.12 in real time so as to prevent the toothpaste box 16 from being vacuumized and immovable.
Claims (9)
1. An electric toothbrush capable of balancing the internal and external pressure of a toothpaste box comprises a handle (10) and a brush head (20) arranged at the front end of the handle (10); the brush head (20) comprises a brush head shell (21), and the front outer wall of the brush head shell (21) is provided with brush bristles (21.1); the handle (10) comprises a handle shell (11), a water pump (12) with a starting device, a vibration motor (13), a circuit board (14) and a battery (15) are arranged in the handle shell (11), and the water pump (12) and the vibration motor (13) are electrically connected with the battery (15) through the circuit board (14) so as to be powered by the battery (15); the water outlet end of the water pump (12) is communicated with the root of the brush hair (21.1), and the water inlet end is communicated with a toothpaste box (16) filled with liquid toothpaste; the method is characterized in that: a magnetic type charging seat (17) for charging the battery (15) is arranged on the side wall of the handle shell (11), and a handle cover (18) which is opened at the rear is arranged at the tail opening; the magnetic type charging seat (17) is arranged in a through hole arranged on the side wall of the handle shell (11), and an air inlet hole (17.1) which is communicated with the inside and the outside of the handle shell (11) is arranged on the seat body; a liquid outlet connecting pipe (18.1) and an air inlet connecting pipe (18.2) are arranged on the handle cover (18), the toothpaste box (16) is arranged in the handle cover (18), and the liquid outlet connecting pipe (18.1) and the air inlet connecting pipe (18.2) on the handle cover (18) are respectively butted through a liquid outlet pipe (16.11) and an air inlet pipe (16.12) arranged on the box wall of the toothpaste box; the handle shell (11) is internally provided with a water inlet pipe (19) and an air duct (110), the two ends of the water inlet pipe (19) are respectively communicated with the water inlet end of the water pump (12) and the liquid outlet connecting pipe (18.1) so as to communicate the toothpaste box (16) with the water inlet end of the water pump (12), and the two ends of the air duct (110) are respectively connected with the air inlet hole (17.1) and the air inlet connecting pipe (18.2) so as to lead external air into the toothpaste box (16) and balance the internal pressure and the external pressure of the toothpaste box.
2. The electric toothbrush according to claim 1, wherein the pressure inside and outside the toothpaste container is equalized by: the vibration motor (13), the water pump (12) and the battery (15) are respectively arranged at the inner front part, the inner middle part and the inner rear part of the handle shell (11); the vibration motor (13) is provided with a transmission shaft (13.1), the transmission shaft (13.1) penetrates out of the front opening of the handle shell (11) and is fixedly connected with a connecting piece (22) arranged at the inner rear part of the brush head shell (21) so as to connect the brush head shell (21) to the vibration motor (13) in a vibration way and fixedly connect the brush head (20) and the handle (10) into a whole; the transmission shaft (13.1) is sleeved with a handle sealing ring (111), and the handle sealing ring (111) is clamped and fixed in the front opening of the handle shell (11) to support the transmission shaft (13.1).
3. The electric toothbrush for equalizing pressure inside and outside a toothpaste container as set forth in claim 2, wherein: the front end of the transmission shaft (13.1) is inserted and fixed in a blind insertion hole (22.3) arranged on the rear end face of the connecting piece (22).
4. The electric toothbrush according to claim 2, wherein the pressure inside and outside the toothpaste container is equalized by: the inner rear part of the brush head shell (21) is provided with a connecting cavity (21.2), and the inner part of the brush head shell is provided with a brush head channel (21.3) which is communicated with the connecting cavity (21.2) and the root part of the brush hair (21.1); the connecting piece (22) is inserted and fixed in the connecting cavity (21.2), the front end of the connecting piece is provided with a delivery pipe (22.1) which is butted with the brush head channel (21.3), the rear end of the connecting piece is provided with a lead-in pipe (22.2), and the delivery pipe (22.1) and the lead-in pipe (22.2) are communicated with each other through a connecting pipe (23) arranged in the connecting cavity (21.2);
a water outlet (111.1) sleeved with the lead-in pipe (22.2) is arranged on the handle sealing ring (111); a motor fixing frame (112) for fixing the vibration motor (13) in the handle shell (11) is arranged on the front side of the vibration motor (13), and a water outlet connecting pipe (112.1) inserted in the water outlet (111.1) is arranged on the motor fixing frame (112); a water outlet pipe (113) is arranged in the handle shell (11), and two ends of the water outlet pipe (113) are respectively connected with the water outlet end of the water pump (12) and the water outlet connecting pipe (112.1) so as to communicate the water outlet end of the water pump (12) with the root of the brush hair (21.1).
5. The electric toothbrush according to claim 4, wherein the pressure inside and outside the toothpaste container is equalized by: a first sealing ring (24) used for sealing a connecting gap between the delivery pipe (22.1) and the connecting cavity (21.2) is sleeved on the periphery of the delivery pipe.
6. The electric toothbrush according to claim 1, wherein the pressure inside and outside the toothpaste container is equalized by: a second sealing ring (114) for closing a connecting gap between the handle cover (18) and the handle shell (11) is sleeved on the periphery of the handle cover.
7. The electric toothbrush according to claim 1, wherein the pressure inside and outside the toothpaste container is equalized by: the toothpaste box (16) comprises a box body (16.1) which is opened at the back and a box cover (16.2) which is arranged at the back opening of the box body (16.1) in a sealing way, and the liquid outlet pipe (16.11) and the air inlet pipe (16.12) are arranged on the front end surface of the box body (16.1).
8. The electric toothbrush according to claim 7, wherein the pressure inside and outside the toothpaste container is equalized by: the liquid outlet pipe (16.11) is inserted in the liquid outlet connecting pipe (18.1), and a third sealing ring (115) for closing a connecting gap between the liquid outlet connecting pipe and the liquid outlet connecting pipe (18.1) is sleeved on the periphery of the liquid outlet pipe.
9. The electric toothbrush according to claim 1, wherein the pressure inside and outside the toothpaste container is equalized by: the liquid outlet control switch (14.1) used for controlling the working time of the water pump (12) and the gear control switch (14.2) used for controlling the working frequency of the vibration motor (13) are arranged on the circuit board (14), and the liquid outlet button (116) used for touching the liquid outlet control switch (14.1) and the gear button (117) used for touching the gear control switch (14.2) are arranged on the outer wall of the handle shell (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220469296.1U CN218045438U (en) | 2022-02-28 | 2022-02-28 | Electric toothbrush capable of balancing internal and external pressure of toothpaste box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220469296.1U CN218045438U (en) | 2022-02-28 | 2022-02-28 | Electric toothbrush capable of balancing internal and external pressure of toothpaste box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218045438U true CN218045438U (en) | 2022-12-16 |
Family
ID=84412173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220469296.1U Active CN218045438U (en) | 2022-02-28 | 2022-02-28 | Electric toothbrush capable of balancing internal and external pressure of toothpaste box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218045438U (en) |
-
2022
- 2022-02-28 CN CN202220469296.1U patent/CN218045438U/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: 20230717 Address after: Room 709, block 1, No. 329, Yushan Road, Shatou street, Panyu District, Guangzhou, Guangdong 511400 Patentee after: Guangzhou Xiaobudiao Technology Co.,Ltd. Address before: Room 709, block 1, No. 329, Yushan Road, Shatou street, Panyu District, Guangzhou, Guangdong 511400 Patentee before: Guangzhou Wanshun Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |