CN215019432U

CN215019432U - Core of tooth flushing device

Info

Publication number: CN215019432U
Application number: CN202120594482.3U
Authority: CN
Inventors: 杨赞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-12-07
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses a core of a tooth flushing device, which comprises a shell and a water pump assembly arranged in the shell, wherein the water pump assembly comprises a pump body, a water inlet valve member, a water outlet valve member and a return pipe; when the pump body pumps water, the water flow can only flow in a single direction, so that the water feeding efficiency of the tooth flushing device is improved, and the user experience is improved; in addition, when the piston of the pump body is worn and abraded, and water leakage occurs, leaked water can flow through the overflow cavity and return to the water tank through the return pipe, the leaked water is prevented from entering the inner part of the machine core, a circuit is corroded or even short-circuited, the service life of the machine core of the tooth flushing device is prolonged, and the leaked water can be recycled, so that water resources are saved.

Description

Core of tooth flushing device

Technical Field

The utility model relates to a relevant technical field of tooth flushing device, in particular to a core of tooth flushing device.

Background

Along with the continuous improvement of living standard of people, people pay more and more attention to their health, and a plurality of electric tooth brushing products and electric tooth rinsing products appear on the market. Motorized brushing products have been popular in the market for a wide variety of reasons, but have not been effective in cleaning food remaining in the crevices of the teeth, and dental rinse products have emerged.

The existing tooth flushing devices in the market are few in types, the pump body structure of the existing tooth flushing device is mainly formed by matching a plastic piston with a plastic pump body, the risk of water leakage exists when the piston is worn after long-term use, and the water leaked pump body can cause corrosion and even short circuit of a chip and a motor, so that the service life of the tooth flushing device is influenced; in addition, the existing pump body design of the tooth flushing device has defects, and the delay from the time when a user presses a switch to the time when water is discharged from a nozzle exists, so that the use experience of the user is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a core of tooth ware is washed to simple structure, long service life and efficient water outlet to overcome the not enough of existence among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a core towards tooth ware, includes the casing and installs the water pump assembly in the casing, water pump assembly includes the pump body, the valve member of intaking, play water valve member and back flow, the pump body is installed the one end of casing, the one end of the pump body is equipped with the water inlet, the side of the pump body is equipped with the delivery port, the pump body is kept away from the one end of water inlet is equipped with the overflow chamber, the valve member of intaking is used for the lid to establish the water inlet, it is used for the lid to establish to go out the water valve member the delivery port, the back flow sets up one side of the pump body, just the back flow with overflow chamber intercommunication.

In one embodiment, the water inlet valve and the water outlet valve are both one-way valves.

In one embodiment, the water pump assembly further includes a motor, a first gear, a second gear, an eccentric wheel, and a connecting rod, the motor is disposed at an end of the housing away from the pump body, the first gear is connected to an output end of the motor, the second gear is disposed between the pump body and the motor, the first gear is engaged with the second gear, the eccentric wheel is disposed at one side of the second gear, one end of the connecting rod is sleeved on the eccentric wheel, and the other end of the connecting rod is connected to the piston of the pump body.

In one embodiment, the first gear and the second gear are both bevel gears.

In one embodiment, the water pump assembly further comprises a bushing embedded on the connecting rod, and the bushing sleeves the eccentric wheel.

In one embodiment, the core of the tooth flushing device further comprises a flushing assembly, the flushing assembly comprises a nozzle joint, a first connecting pipe, a second connecting pipe and a third connecting pipe, the nozzle joint is installed at one end, far away from the pump body, of the shell, one end of the first connecting pipe is communicated with the nozzle joint, the other end of the first connecting pipe is communicated with the second connecting pipe, one end of the third connecting pipe is communicated with the second connecting pipe, and the other end of the third connecting pipe is communicated with the water outlet.

In one embodiment, the first connecting pipe and the third connecting pipe are both hard pipes, and the second connecting pipe is a soft pipe.

In one of them embodiment, the core of towards tooth ware still includes energy supply subassembly and control assembly, the energy supply subassembly includes the power and charges the interface, the power sets up one side of casing, the interface that charges is used for the power charges, control assembly includes main control board and subplate, the main control board sets up one side of casing, the subplate with main control board electric connection, the interface welding that charges is in on the subplate, the power with main control board electric connection.

In one embodiment, the charging interface is a Micro USB interface.

In one embodiment, the main control board is fixed on the shell through a fastener, and a clamping piece is arranged on the shell and used for fixing the power supply.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a core of tooth flusher sets up into water valve spare, delivery port through the water inlet at the pump body and sets up out water valve spare, when the pump body carries out the motion of absorbing water, water can only enter into the pump body through the water inlet, the water that has passed through the delivery port, because the existence of play water valve spare, can not flow back to in the pump body from the delivery port, when the pump body carries out the pressurized-water motion, water in the pump body can only flow out of the pump body through the delivery port, because the existence of the valve spare of intaking, water in the pump body can not flow out from the water inlet of the pump body, the water-feeding efficiency of tooth flusher has been improved, user experience has been improved; in addition, when the piston of the pump body is worn and torn, and water leakage occurs, leaked water can flow through the overflow cavity and return to the water tank through the return pipe, so that the leaked water is prevented from entering the inner part of the machine core, a circuit is corroded or even short-circuited, the service life of the machine core of the tooth flushing device is prolonged, and the leaked water can be recycled, so that water resources are saved.

Drawings

Fig. 1 is a schematic structural view of a core of a tooth rinsing device according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the movement of the dental irrigator of FIG. 1 from another perspective;

FIG. 3 is a front view of the movement of the dental irrigator of FIG. 1, wherein the upper cover and the main control board are not shown;

FIG. 4 is an exploded view of a water pump assembly in the cartridge of the dental irrigator of FIG. 1;

fig. 5 is a schematic diagram of the internal structures of the pump body, the water inlet valve member and the water outlet valve member in the water pump assembly shown in fig. 4.

Reference is made to the accompanying drawings in which:

a core 100 of the tooth flushing device; the device comprises a shell 10, a bottom shell 11, an upper cover 12 and a clamping piece 13; the energy supply assembly 20, the power supply 21 and the charging interface 22; a control assembly 30, a main control board 31, a sub-board 32; the water pump assembly 40, the pump body 41, the water inlet 410, the water outlet 411, the overflow cavity 412, the water inlet valve 42, the water outlet valve 43, the return pipe 44, the motor 45, the first gear 46, the second gear 47, the eccentric wheel 48 and the connecting rod 49; a flushing assembly 50, a nozzle joint 51, a first connecting pipe 52, a second connecting pipe 53 and a third connecting pipe 54.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When the number of an element is referred to as "a plurality," it can be any number of two or more. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The present invention will be described in detail with reference to embodiments shown in the drawings:

referring to fig. 1 to 5, a core 100 of a tooth-rinsing device according to a preferred embodiment of the present invention includes a housing 10 and a water pump assembly 40 installed in the housing 10, the water pump assembly 40 includes a pump body 41, a water inlet valve 42, a water outlet valve 43 and a return pipe 44, the pump body 41 is installed at one end of the housing 10, one end of the pump body 41 is provided with a water inlet 410, a side surface of the pump body 41 is provided with a water outlet 411, one end of the pump body 41 away from the water inlet 410 is provided with an overflow cavity 412, the water inlet valve 42 is used for covering the water inlet 410, the water outlet valve 43 is used for covering the water outlet 411, the return pipe 44 is disposed at one side of the pump body 41, and the return pipe 44 is communicated with the overflow cavity 412; the core 100 of the tooth flushing device has the characteristics of simple structure, long service life and high water outlet efficiency, and is worth popularizing and using.

As shown in fig. 1 to 3, a housing 10 is provided inside with an accommodating cavity, the housing 10 includes a bottom shell 11 and an upper cover 12, the upper cover 12 covers the bottom shell 11, the upper cover 12 is connected with the bottom shell 11 by a fastener (not shown), optionally, the fastener is a screw; further, the housing 10 further includes two oppositely disposed clamping members 13, and one end of each clamping member 13 is connected to the bottom case 11; further, the two clips 13 are integrally formed with the bottom case 11.

Referring to fig. 1 and 2, the core 100 of the tooth punching device further includes an energy supply component 20 and a control component 30, the energy supply component 20 includes a power supply 21 and a charging interface 22, the power supply 21 is fixed on the bottom shell 11 through two clamping members 13, the charging interface 22 is used for charging the power supply 21, the control component 30 includes a main control board 31 and a sub-board 32, the main control board 31 is fixed on the upper cover 12 through a fastening member, in this embodiment, the fastening member is a screw, the sub-board 32 is electrically connected with the main control board 31, the charging interface 22 is welded on the sub-board 32, and the power supply 21 is electrically connected with the main control board 31. Optionally, interface 22 charges is the Micro USB interface, and the benefit of setting up like this improves the commonality of the joint that charges, and when the special charging wire of random distribution damaged, perhaps when going on a business trip and forgetting to take special charging wire, the user of being convenient for finds general charging wire and carries out the operation of charging. Further, the outer surface of the charging interface 22 and the sub-plate 32 is wrapped by an insulating rubber sleeve (not shown), the insulating rubber sleeve, the charging interface 22 and the sub-plate 32 are integrally formed through rubber coating and injection molding, welding spots between the charging interface 22 and the sub-plate 32 can be effectively prevented from being broken through the insulating rubber sleeve, and an insulating effect can be achieved.

As shown in fig. 3 to 5, the water pump assembly 40 includes a pump body 41, a water inlet valve 42, a water outlet valve 43, and a return pipe 44, the pump body 41 is installed at one end of the housing 10, one end of the pump body 41 is provided with a water inlet 410, a side surface of the pump body 41 is provided with a water outlet 411, one end of the pump body 41 away from the water inlet 410 is provided with an overflow cavity 412, the water inlet valve 42 is arranged at the water inlet 410, the water outlet valve 43 is arranged at the water outlet 411, the return pipe 44 is arranged at one side of the pump body 41, and the return pipe 44 is communicated with the overflow cavity 412, the water inlet valve 42 and the water outlet valve 43 function as a check valve, so that water can only flow in a single direction, the water outlet efficiency of the tooth flusher is effectively improved, in this embodiment, the water outlet valve 43 is a duckbill valve, and by arranging the overflow cavity 412 and the return pipe 44, water which causes leakage after the piston is worn can be drained back to a water tank (not shown) of the tooth flusher, which can prevent the leaked water from corroding circuits inside the core, but also can recycle the water and improve the utilization rate of the water.

As shown in fig. 3 and 4, the water pump assembly 40 further includes a motor 45, a first gear 46, a second gear 47 and a connecting rod 49, the motor 45 is electrically connected to the main control board 31, the motor 45 is disposed at an end of the housing 10 away from the pump body 41, the first gear 46 is connected to an output end of the motor 45, the second gear 47 is disposed between the pump body 41 and the motor 45, the first gear 46 is engaged with the second gear 47, optionally, the first gear 46 and the second gear 47 are both conical gears, so that the contact area when the first gear 46 is engaged with the second gear 47 can be increased, vibration and noise generated when the first gear 46 and the second gear 47 move can be reduced, the use experience of a user can be improved, abrasion can be reduced, and the service life can be prolonged; further, an eccentric wheel 48 is disposed at one side of the second gear 47, the eccentric wheel 48 is disposed eccentrically to the second gear 47, the second gear 47 and the eccentric wheel 48 are integrally formed, the second gear 47 and the eccentric wheel 48 are mounted and fixed in the housing 10 through a rotating shaft (not shown), one end of a connecting rod 49 is sleeved on the eccentric wheel 48, the other end is connected to the piston of the pump body 41, and the rotating motion of the motor 45 can be converted into the vertical linear motion of the piston of the pump body 41 by disposing the eccentric wheel 48. Furthermore, the water pump assembly 40 further includes a bushing (not shown) embedded in the connecting rod 49, and the bushing is sleeved on the eccentric wheel 48, so that the bushing can reduce the abrasion of the connecting rod 49 and prolong the service life thereof.

Referring to fig. 2 and 3, the core 100 of the tooth-rinsing device further includes a water-rinsing assembly 50, the water-rinsing assembly 50 includes a nozzle joint 51, a first connecting pipe 52, a second connecting pipe 53 and a third connecting pipe 54, the nozzle joint 51 is used for installing a nozzle (not shown) of the tooth-rinsing device, the nozzle joint 51 is installed at one end of the housing 10 far away from the pump body 41, the first connecting pipe 52, the second connecting pipe 53 and the third connecting pipe 54 are all disposed at one side of the housing 10, one end of the first connecting pipe 52 is communicated with the nozzle joint 51, the other end is communicated with the second connecting pipe 53, one end of the third connecting pipe 54 is communicated with the second connecting pipe 53, and the other end is communicated with the water outlet 411. Further, the first connecting pipe 52 and the third connecting pipe 54 are both hard pipes, and the second connecting pipe 53 is a soft pipe; optionally, second connecting pipe 53 adopts the PU material preparation, and the benefit of setting up like this is, when a certain section of bath subassembly 50 blockked up, soft second connecting pipe 53 can play the effect of buffering, prevents that highly compressed rivers from breaking the pipeline.

When the water tank is used, the switch is pressed, the motor 45 is started to drive the first gear 46 to rotate, then the second gear 47 drives the eccentric wheel 48 to rotate, the connecting rod 49 drives the piston of the pump body 41 to do vertical linear motion under the drive of the eccentric wheel 48, and under the action of piston acting, water in the water tank sequentially flows through the water inlet 410, the water outlet 411, the third connecting pipe 54, the second connecting pipe 53, the first connecting pipe 52 and the nozzle joint 51 of the pump body 41 and is finally ejected through the nozzle.

The utility model discloses a core 100 towards tooth ware, set up water inlet valve member 42 through the water inlet 410 at the pump body 41, delivery port 411 sets up out water valve member 43, when the pump body 41 carries out the motion of absorbing water, water can only enter into the pump body 41 through water inlet 410, water that has passed through delivery port 411, because the existence of play water valve member 43, can not flow back to in the pump body 41 from delivery port 411, when the pump body 41 carries out the pressurized-water motion, water in the pump body 41 can only flow out the pump body 41 through delivery port 411, because the existence of water inlet valve member 42, water in the pump body 41 can not flow out from the water inlet 410 of the pump body 41, the water-feeding efficiency towards tooth ware has been improved, user experience has been improved; in addition, when the piston of the pump body 41 is worn and worn, and water leakage occurs, leaked water can flow through the overflow cavity 412 and return to the water tank through the return pipe 44, so that the leaked water is prevented from entering the inside of the machine core, circuit corrosion and even short circuit are avoided, the service life of the machine core 100 of the tooth flushing device is prolonged, the leaked water can be recycled, and water resources are saved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a core towards tooth ware, its characterized in that includes the casing and installs the water pump assembly in the casing, water pump assembly includes the pump body, the valve member that intakes, goes out water valve member and back flow, the pump body is installed the one end of casing, the one end of the pump body is equipped with the water inlet, the side of the pump body is equipped with the delivery port, the pump body is kept away from the one end of water inlet is equipped with the overflow chamber, the valve member that intakes is used for the lid to establish the water inlet, it is used for the lid to go out water valve member to establish the delivery port, the back flow sets up one side of the pump body, just the back flow with overflow chamber intercommunication.

2. The cartridge of a dental irrigator of claim 1 wherein said inlet and outlet valves are one-way valves.

3. The movement of the water pick according to claim 1, wherein the water pump assembly further comprises a motor, a first gear, a second gear, an eccentric wheel and a connecting rod, the motor is disposed at an end of the housing away from the pump body, the first gear is connected to an output end of the motor, the second gear is disposed between the pump body and the motor, the first gear is engaged with the second gear, the eccentric wheel is disposed at a side of the second gear, one end of the connecting rod is sleeved on the eccentric wheel, and the other end of the connecting rod is connected to the piston of the pump body.

4. The cartridge of claim 3, wherein the first gear and the second gear are both bevel gears.

5. The movement of the water pick of claim 3, wherein the water pump assembly further comprises a bushing embedded in the connecting rod, and the bushing is sleeved on the eccentric wheel.

6. The core of the tooth-rinsing device as claimed in claim 1, further comprising a water-rinsing assembly, wherein the water-rinsing assembly comprises a nozzle joint, a first connecting pipe, a second connecting pipe and a third connecting pipe, the nozzle joint is installed at one end of the housing away from the pump body, one end of the first connecting pipe is communicated with the nozzle joint, the other end of the first connecting pipe is communicated with the second connecting pipe, one end of the third connecting pipe is communicated with the second connecting pipe, and the other end of the third connecting pipe is communicated with the water outlet.

7. The movement of the tooth irrigator according to claim 6, wherein the first connecting tube and the third connecting tube are both hard tubes, and the second connecting tube is a soft tube.

8. The movement of the tooth-rinsing device as claimed in claim 1, further comprising an energy-supplying component and a control component, wherein the energy-supplying component comprises a power supply and a charging interface, the power supply is disposed at one side of the housing, the charging interface is used for charging the power supply, the control component comprises a main control board and a sub-board, the main control board is disposed at one side of the housing, the sub-board is electrically connected with the main control board, the charging interface is welded on the sub-board, and the power supply is electrically connected with the main control board.

9. The movement of the water toothpick according to claim 8, wherein said charging interface is a Micro USB interface.

10. The movement of the water toothpick according to claim 8, wherein said main control board is fixed to said housing by a fastener, said housing being provided with a holder for fixing said power source.