CN111956351A

CN111956351A - Tooth flushing device

Info

Publication number: CN111956351A
Application number: CN202010960871.3A
Authority: CN
Inventors: 陆广; 周杨
Original assignee: Beici Electric Appliance Co ltd
Current assignee: Beici Electric Appliance Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2020-11-20

Abstract

The invention provides a tooth flushing device, which comprises a shell, a water tank and a nozzle; the nozzle with the connection can be dismantled to the casing, the lateral wall surface of casing is equipped with inside sunken and forming be used for holding the storage chamber of nozzle, the casing telescopically overlaps establish in the water tank, just the storage chamber can by the lateral wall of water tank seals. The invention is not directly provided with the storage cavity in the shell, but the storage cavity is formed by inwards sinking the outer surface of the shell, the opening and closing of the storage cavity are controlled by the water tank, the shell extends out of the water tank when the storage cavity needs to be opened, and the shell retracts into the water tank when the storage cavity needs to be closed.

Description

Tooth flushing device

Technical Field

The invention relates to the technical field of tooth cleaning equipment, in particular to a tooth rinsing device.

Background

Most of the tooth rinsers sold in the market form pulse water flow and jet water flow through a nozzle to impact tooth gaps so as to achieve the effect of cleaning gums.

And for cleanness and storage, generally can set up the nozzle as detachable to set up in the casing and accomodate the chamber and deposit the nozzle, however, set up in the casing and accomodate the chamber, the structure is complicated, influences the installation of other parts in the casing, is difficult to make and installs, and uses also inconvenient.

Disclosure of Invention

In order to solve the problems, the invention aims to provide a tooth flushing device to solve the problems that the existing nozzle is complex in accommodating structure and inconvenient to use.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a tooth flushing device comprises a machine shell, a water tank and a nozzle;

the nozzle with the connection can be dismantled to the casing, the lateral wall surface of casing is equipped with inside sunken and forming be used for holding the storage chamber of nozzle, the casing telescopically overlaps establish in the water tank, just the storage chamber can by the lateral wall of water tank seals.

When the storage cavity is required to be closed, the machine shell is retracted into the water tank, the structure is reasonable, the manufacture and the installation are easy, the installation of other parts in the machine shell is not influenced, and the use is very convenient.

Furthermore, a water storage cavity is formed in the water tank in an isolated mode, and the water storage cavity and the storage cavity are mutually ventilated and do not communicate water. The water storage chamber is used for depositing the cleaning water, and in the use of towards the tooth ware, the water storage chamber can be because of drawing water and form the negative pressure to the effect that draws water is influenced, and design and ventilate each other between water storage chamber and the storage chamber and do not lead to water, then can eliminate the negative pressure via the inside and outside pressure differential in the balanced water storage chamber in storage chamber, avoid the influence to draw water, guarantee to supply water smoothly.

Further, the bottom of casing is connected with the bottom, the bottom will separate in the water tank the water storage chamber, it has the bleeder vent to open on the bottom, the water storage chamber with via between the storage chamber the bleeder vent switches on, install on the bottom and seal the waterproof ventilated membrane of bleeder vent. Adopt this kind of structure to realize that mutual ventilation does not lead to water between water storage chamber and the storage chamber, the size in water storage chamber can be along with the removal of casing and the adaptability changes, and can keep throughout and store and mutually ventilate and do not lead to water between the chamber, simple structure is reasonable.

Furthermore, the device also comprises a clamping seat which is arranged in the storage cavity and used for detachably clamping and fixing the nozzle. By the design, when the nozzle is accommodated, the nozzle is clamped on the clamping seat, and the stability of the nozzle in the accommodating state can be ensured.

Further, the clamping seat is designed to be cylindrical. By the design, the nozzle can be inserted into the clamping seat, and the nozzle is more convenient to disassemble and assemble.

The nozzle is detachably clamped and fixed in the storage cavity, and the clamping seat is arranged on the bottom wall of the machine shell and extends into the storage cavity and is used for detachably clamping and fixing the nozzle. Design like this, diapire, cassette and the bottom of casing are mutually supported, and water storage chamber and storage chamber switch on each other via the cassette, and the structure is simple reasonable more.

Further, a circle of flange is arranged on the outer peripheral surface of the clamping seat and clamped between the bottom cover and the bottom wall of the machine shell. By the design, mounting structures such as bolts do not need to be additionally designed, the clamping flange is clamped by the bottom wall of the bottom cover and the bottom wall of the machine shell, the clamping seat can be firmly fixed, and the mounting structure is greatly simplified.

Further, the support is sleeved in the casing, a supporting plate is arranged at the upper end of the support and is in sealing fit with the casing, and a circuit board is mounted on the top surface of the supporting plate. By the design, the part above and below the supporting plate in the shell is sealed and separated, and the circuit board is arranged on the top surface of the supporting plate, so that the waterproof effect is better.

Further, the casing includes upper housing and lower casing, the upper housing suit is in the top of lower casing is outside and with the water tank forms spacing each other. By the design, after the corresponding part is installed in the lower shell, the upper shell is connected with the lower shell, the practicability is better, the upper shell and the water tank are limited, and the shell can be prevented from being completely retracted into the water tank.

Furthermore, the device also comprises a top cover which is detachably covered on the top of the machine shell. When the product is not used, the top cover is covered, so that dust and other dirt can be prevented from entering the nozzle mounting hole.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic perspective view of a dental irrigator according to an embodiment of the present invention in a stored state;

FIG. 2 is a schematic perspective view of a dental irrigator according to an embodiment of the present invention in use;

FIG. 3 is a schematic perspective view of a tooth irrigation device according to an embodiment of the present invention in a charging state;

FIG. 4 is an exploded view of a dental irrigator according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of FIG. 1;

FIG. 6 is a partial cross-sectional view of the mounting structure of the nozzle in the dental irrigator according to one embodiment of the invention;

FIG. 7 is a cross-sectional view of a cartridge of the dental irrigator according to one embodiment of the present invention;

FIG. 8 is a longitudinal sectional view of a cartridge of the dental irrigator according to an embodiment of the present invention;

FIG. 9 is an exploded view of a circuit board, a bracket, etc. of the dental irrigator according to one embodiment of the present invention;

FIG. 10 is a view showing the installation state of the circuit board, the bracket, etc. in the dental irrigator according to one embodiment of the present invention.

Description of reference numerals:

1, a machine shell;

11 storage cavities, 12 top covers, 13 bottom covers, 14 upper shells, 15 lower shells, 16 nozzle mounting holes, 17 switch buttons, 18 mode indicator lamps, 19 electric quantity indicator lamps, 131 air holes, 132 waterproof air-permeable membranes, 133 first sealing rings and 134 mounting grooves;

2, a water tank;

21 water storage cavity, 22 water injection port, 23 water tank cover, 24 clamping groove, 231 buckle and 232 second sealing ring;

3, a nozzle;

4, a clamping seat;

41 flange, 42 spacing rib;

5, a bracket;

a 51 supporting plate, a 52 third sealing ring and a 53 abdicating hole;

6 a circuit board;

the device comprises a lead 61, a waterproof ring 62, a charging interface 63 and a dustproof cover 64;

and a water pumping mechanism 7.

Detailed Description

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It should be noted that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

If directional indications (such as up, down, left, right, front, and back) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship, motion conditions, and the like between the components in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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," "second," etc. may explicitly or implicitly include at least one of the feature.

See fig. 1-10.

The tooth flushing device comprises a machine shell 1, a water tank 2 and a nozzle 3;

the nozzle 3 with the casing 1 can be dismantled and be connected, the lateral wall surface of casing 1 is equipped with inside sunken and forming be used for holding the storage chamber 11 of nozzle 3, casing 1 telescopically overlaps and is established in the water tank 2, just storage chamber 11 can by the lateral wall of water tank 2 seals.

In order to ensure smooth water supply, referring to fig. 5, a water storage cavity 21 is partitioned in the water tank 2, and the water storage cavity 21 and the storage cavity 11 are configured to be mutually ventilated and not communicated with water. The water storage chamber is used for depositing clean water, and in the use of towards the tooth ware, the water storage chamber can be because of drawing water and form the negative pressure to the effect of drawing water is influenced, and design mutual ventilation does not lead to water between water storage chamber and the storage chamber, then can eliminate the negative pressure via the inside and outside pressure differential in the balanced water storage chamber of storage chamber, avoids influencing drawing water.

Referring to fig. 4 to 8, the water storage cavity and the storage cavity can be ventilated and not communicated with each other by adopting the following structure: the bottom of casing 1 is connected with bottom 13, bottom 13 will the interior partition of water tank 2 water storage chamber 21, bottom 13 is last to open bleeder vent 131, water storage chamber 21 with between the storage chamber 11 via bleeder vent 131 switches on, install on the bottom 13 and seal waterproof ventilated membrane 132 of bleeder vent 131. By the design, the size of the water storage cavity can be adaptively changed along with the movement of the shell, and the water storage cavity can be always kept to be mutually ventilated and not communicated with the water storage cavity, so that the structure is simple and reasonable.

Preferably, referring to fig. 5, a first sealing ring 133 is mounted on an outer circumferential surface of the bottom cover 13 for forming a sealing fit with the water tank 2 to ensure the sealing performance of the water storage cavity.

In order to ensure the stability of the nozzle in the storage state, see fig. 4 to 8, a cartridge 4 for detachably snap-fixing the nozzle 3 is further included, which is provided in the storage chamber 11. Like this, when accomodating, can be with the nozzle joint on the cassette, stability is better.

Preferably, referring to fig. 4 to 8, the cartridge 4 is designed to be cylindrical. By the design, the nozzle can be inserted into the clamping seat, and the nozzle is more convenient to disassemble and assemble. At least one limiting rib 42 is arranged on the inner peripheral surface of the clamping seat 4. The clamping device is used for increasing the clamping force on the nozzle and improving the clamping stability. The upper end of the clamping seat 4 is designed to be in a horn mouth shape. To guide the nozzle cartridge.

Preferably, referring to fig. 4 and 5, the clamping seat 4 is arranged on the bottom wall of the casing 1 in a penetrating manner and is communicated with the air hole 131 and the storage cavity 11. Design like this, diapire, cassette and the bottom of casing are mutually supported, and water storage chamber and storage chamber switch on each other via the cassette, and the structure is simple reasonable more.

In order to facilitate the installation of the clamping seat, referring to fig. 5 to 8, the outer circumferential surface of the clamping seat 4 is provided with a ring of flange 41, and the flange 41 is clamped between the bottom cover 13 and the bottom wall of the casing 1. By the design, mounting structures such as bolts do not need to be additionally designed, the clamping flange is clamped by the bottom wall of the bottom cover and the bottom wall of the machine shell, the clamping seat can be firmly fixed, and the mounting structure is greatly simplified.

Preferably, referring to fig. 5, a mounting groove 134 is formed on the bottom cover 13, and the card socket 4 is clamped in the mounting groove 134. Design like this, can further carry on spacingly to the cassette, improve installation stability.

For the convenience of water injection, referring to fig. 1 to 5, a water injection port 22 communicated with the water storage cavity 21 is formed on the water tank 2, and a water tank cover 23 for opening and closing the water injection port 22 is installed on the outer surface of the water tank 2.

Preferably, one end of the tank cover 23 is hinged to the outer surface of the tank 2. By the design, the water tank cover can not fall off after being opened, and the water tank is convenient to use.

Preferably, referring to fig. 5, the other end of the water tank cover 23 is provided with a snap 231, the outer surface of the water tank 2 is provided with a snap groove 24, and the snap 231 is snapped in the snap groove 24 when the water tank cover 23 is closed. By the design, the sealing effect of the water tank cover can be improved. The internal surface of tank lid 23 is equipped with the end cap, install second sealing washer 232 on the end cap, when closing tank lid 23, the end cap inserts in the water filling port 22 and through second sealing washer 232 with water filling port 22 forms sealed cooperation. Further improving the sealing effect.

In order to facilitate manufacturing and installation, referring to fig. 2 to 5, the housing 1 includes an upper housing 14 and a lower housing 15, and the upper housing 14 is sleeved outside the top of the lower housing 15 and forms a mutual limit with the water tank 2. By the design, after the corresponding part is installed in the lower shell, the upper shell is connected with the lower shell, the practicability is better, the upper shell and the water tank are limited, and the shell can be prevented from being completely retracted into the water tank.

In a specific implementation, referring to fig. 5, a water pumping mechanism 7 is installed in the casing 1, and the nozzle 3 is communicated with a water outlet of the water pumping mechanism. The water pumping mechanism is used for pumping water in the water storage tank into the nozzle, and the water pumping mechanism can use an electric water pump or a water pump power transmission mechanism of the tooth flusher disclosed in the patent with the application number of 202010330923.9, and is not limited in particular. Preferably, the top of the casing 1 is provided with a nozzle mounting hole 16, and the nozzle 3 is arranged in the nozzle mounting hole 16 in a penetrating manner.

In order to improve the electrical safety, referring to fig. 5, 9 and 10, the electronic device further includes a support 5 sleeved in the housing 1, a support plate 51 is provided at the upper end of the support 5, the support plate 51 is in sealing fit with the housing 1, and a circuit board 6 is installed on the top surface of the support plate 51. By the design, the part above and below the supporting plate in the shell is sealed and separated, and the circuit board is arranged on the top surface of the supporting plate, so that the waterproof effect is better.

In a specific implementation, referring to fig. 5, a third sealing ring 52 is installed on four circumferential surfaces of the supporting plate 51, and the supporting plate 51 is in sealing fit with the casing 1 through the third sealing ring 52.

Preferably, referring to fig. 5, the water pumping mechanism 7 is disposed in a portion of the casing 1 below the supporting plate 51, the supporting plate 51 is opened with a relief hole 53, and the nozzle 3 passes through the relief hole 53 and communicates with a water outlet of the water pumping mechanism. By the design, the supporting plate seals the water pumping mechanism at the part of the shell, which is positioned below the supporting plate, so that the water pumping mechanism is safer and more stable.

For connecting with the motor of the pumping mechanism and other devices, referring to fig. 9 and 10, a lead 61 is connected to the circuit board 6, and the lead 61 penetrates through the support plate 51 and is sealed with the support plate 51 by a waterproof ring 62, so as to achieve a waterproof effect.

For convenience of use, referring to fig. 3, 9 and 10, a battery for supplying power is installed in the housing 1, a charging interface 63 is connected to the circuit board 6, a dust cover 64 is detachably inserted into the charging interface 63, and the dust cover 64 is exposed from the housing 1. When charging, extract the shield, charge the completion back, fill in the interface that charges with the shield again to avoid dust pollution.

The present invention may use a charged PCB platelet with TYPE-C.

Referring to fig. 2 and 5, the housing 1 is provided with two switch buttons 17, one of which is used for controlling on/off and the other is used for controlling mode switching, and specifically, three modes, namely a standard mode, a soft mode and a hard mode, may be provided, and the housing 1 is correspondingly provided with three mode indicator lamps 18. The housing 1 is further provided with an electric quantity indicator lamp 19 for indicating the electric quantity condition and the charging state.

Referring to fig. 1, a top cover 12 detachably covering the top of the housing 1 is further included. When the product is not used, the top cover is covered, so that dust and other dirt can be prevented from entering the nozzle mounting hole.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A tooth flushing device is characterized by comprising a machine shell (1), a water tank (2) and a nozzle (3);

nozzle (3) with casing (1) can dismantle the connection, the lateral wall surface of casing (1) is equipped with inside sunken and forming be used for holding storage chamber (11) of nozzle (3), casing (1) telescopically overlaps and establishes in water tank (2), just storage chamber (11) can by the lateral wall of water tank (2) seals.

2. The device according to claim 1, characterized in that the tank (2) is partitioned into a water storage chamber (21), and the water storage chamber (21) and the storage chamber (11) are arranged to be mutually air-permeable and water-impermeable.

3. The tooth rinsing device as claimed in claim 2, characterized in that a bottom cover (13) is connected to the bottom of the housing (1), the bottom cover (13) separates the water tank (2) from the water storage chamber (21), a vent hole (131) is formed in the bottom cover (13), the water storage chamber (21) and the storage chamber (11) are communicated through the vent hole (131), and a waterproof vent film (132) for sealing the vent hole (131) is installed on the bottom cover (13).

4. A dental irrigator according to claim 1, 2 or 3 further comprising a cartridge (4) disposed within the storage chamber (11) for removably snap-securing the nozzle (3).

5. The dental irrigator according to claim 4, wherein said cartridge (4) is designed to be cylindrical.

6. The tooth-rinsing device as claimed in claim 3, characterized by further comprising a clamping seat (4) which is arranged on the bottom wall of the housing (1) and extends into the storage chamber (11) and is used for detachably clamping and fixing the nozzle (3), wherein the clamping seat (4) is cylindrical and is communicated with the air hole (131) and the storage chamber (11).

7. The dental irrigator according to claim 6, wherein the outer peripheral surface of the cartridge (4) is provided with a ring of flanges (41), said flanges (41) being clamped between the bottom cover (13) and the bottom wall of the housing (1).

8. The tooth flusher according to claim 1, 2 or 3, further comprising a bracket (5) installed in the machine shell (1), wherein the upper end of the bracket (5) is provided with a support plate (51), the support plate (51) is in sealing fit with the machine shell (1), and the top surface of the support plate (51) is provided with a circuit board (6).

9. The dental irrigator according to claim 1, 2 or 3, wherein said housing (1) comprises an upper shell (14) and a lower shell (15), said upper shell (14) being fitted over the top of said lower shell (15) and forming a mutual limit with said tank (2).

10. The dental irrigator of claim 1, 2 or 3 further comprising a top cover (12) removably covering the top of said housing (1).