WO2018120930A1

WO2018120930A1 - Water flosser

Info

Publication number: WO2018120930A1
Application number: PCT/CN2017/102329
Authority: WO
Inventors: 方晓林
Original assignee: 深圳市方利来科技有限公司
Priority date: 2016-12-26
Filing date: 2017-09-19
Publication date: 2018-07-05
Also published as: CN106580501A

Abstract

A water flosser, comprising a nozzle (2), a body assembly (3) and a wireless induction charging base (3-2). The nozzle (2) is connected to the body assembly (3), and the body assembly (3) is fixed on the wireless induction charging base (3-2) so as to provide charging for the body assembly (3). A handle (2-1-1) has a hollow cavity along the length thereof, a spacing board (30-1) divides the hollow cavity of the handle (2-1-1) into an upper and a lower cavity, the upper cavity having disposed therein an upper internal assembly (6) and the lower cavity having disposed therein a lower internal assembly (11). The upper internal assembly (6) includes a water pump (15), the water pump (15) having a water inlet valve plate (15-6) and a water outlet valve plate (15-6-1) therein, the water inlet valve plate (15-6) and the water outlet valve plate (15-6-1) using a piston (15-3-1) and a connecting rod (15-3) in the water pump (15) to open and close; water in a chamber of the water pump (15) in the upper internal assembly (6) moves in an upper part of the handle (2-1-1) and a sealed cavity formed by the spacing board (30-1) and the lower internal assembly (11), and cannot flow into the lower internal assembly (11), solving the problem of insufficient water flosser use life caused by damage to a PCB circuit board (20) and motor (22) due to a water pump leaking.

Description

Red teeth

Technical field

The invention relates to a cleaning device for cleaning teeth and teeth, in particular to a water running pipe and a water-sensitive electronic component, a motor and the like which need to be protected, and the kettle does not need to take off water, the nozzle Pull out the easy red teeth, the nozzle has a position to place, and the inductive charging of the red teeth.

Background technique

In the existing ordinary red teeth, the electronic components to be protected, the motor and the water running pipeline are in a chamber, and there is no seal separation. It is easy for the water pump to leak into the water and seep water, and immediately infiltrate the electronic components, the motor is damaged, and cannot be used. . Ordinary red teeth are contact-type charging, there are contact terminals on the fuselage, and the contact terminals are prone to rust and aging after contact with water, resulting in poor contact and charging. The charging stand has two positions for the nozzle to facilitate the take-up of the nozzle. When loading water into the kettle, it is necessary to remove the kettle to fill the water, which is inconvenient to use; the nozzle is difficult to pull out and requires a lot of force, and the nozzle is easily ejected with the water. Yalong red teether is technically improved to facilitate water filling. It can directly open the kettle lid to install water. The nozzle is easy to assemble and disassemble, and it is reliable and reliable. It uses the principle of water pump to generate high pressure and pulse water flow, wash the dental gums and remove the adhesion of teeth. The tiny food crumbs and harmful bacteria, stains, tartar, and oral health and care functions.

Summary of the invention

The technical problem to be solved by the invention is to provide a method in which the water pump does not cause damage to the red teeth even in the process of using the red teeth, the inductive charging is convenient and reliable, the nozzle is conveniently placed, the water flow is smooth, and the water flow is smooth. The technical solution for leaking water, convenient water filling, convenient nozzle assembly and disassembly, and reliable fixing is the following technical solution for achieving the above purpose:

The red teeth device has a structure including a nozzle, a body assembly, and a wireless inductive charging stand assembly. The nozzle is connected to the fuselage assembly, the connecting end of the nozzle and the fuselage assembly is a water outlet end, and the kettle is connected to the handle assembly. One end of the straw is fixed on the handle assembly, and the other end is suspended in the kettle. The hanging end of the straw is the water inlet end, the straw The upper cover has a filter to filter impurities in the water to prevent the impurities in the water from adversely affecting the life of the red teeth. The body assembly is placed vertically above the wireless inductive charging cradle. The body assembly includes a handle assembly, a straw, and a kettle. The handle assembly includes a handle, an inner upper member assembly, an inner lower member assembly, an inner upper member assembly, and an inner lower member assembly all coupled within the cavity of the handle.

Preferably, the inner cavity of the handle is divided into two upper and lower cavities, an inner upper component is placed in the upper cavity, and an inner inner component is placed in the lower cavity, and a silicone gasket is arranged at one end of the inner and lower component, and the inner component is further One end is fixed in the cavity of the handle, the upper end of the inner and lower parts assembly, the silicone gasket, the handle and the partition plate are squeezed, and the silicone gasket is compressed and pressed against the upper end of the handle partition and the inner and lower parts, so that the upper and lower parts are The cavity is divided into two separate cavities that are not connected to each other, and water in the upper cavity does not flow into the lower cavity. The upper end of the inner lower component has a motor, the output shaft of the motor is equipped with a gear 2, the gear is a copper gear, and the copper gear extends through the leakage hole of the handle partition into the rack gear of the inner gear assembly, the motor The operation drives the copper gear to operate, the copper gear drives the crown gear to operate, the crown gear drives the connecting rod to operate, the connecting rod drives the piston to operate, the piston opens to close the inlet and outlet valves, and the continuous high pressure water flow is sprayed.

Preferably, the rear end of the handle has a groove, the shape and size of the groove are adapted to the shape of the kettle, the kettle is placed in the handle groove and connected to the handle, and the top end of the handle is connected with a top cover, and the top cover has a top cover hole, the top cover has a release switch 4, a spring 4-1, the water inlet end 1-1 of the nozzle 1 is connected to the fuselage assembly 2 through the top cover hole, and the inner and lower parts are placed in the lower cavity of the handle The assembly, the other end of the handle is connected to the battery door. Press the release switch, the left and right cards on the top of the pump are pushed out by the release switch, and the rotation is opened outwards, so that the nozzle can be easily taken out; the release switch is released, and the release switch is reset by the spring 4-1, left card And the right card is reset by the action of the spring 5-9, and the groove of the nozzle is caught, the fixing is stable and reliable, and the nozzle is not sprayed by the high pressure water flow.

Preferably, the handle has a switch hole 30-1 on one side, a switch 29 in the switch hole 30-1, a lamp hole 30-2 on the side of the switch 29, and a lamp bead 28 in the lamp hole. The switch and the lamp hole are covered with a decorative cover 27.

Preferably, the inner upper component comprises an inner upper upper cover, an inner upper lower cover, an inner upper lower cover, a water pump, a gear one, the gear one is a crown gear, and the inner upper lower cover and the inner upper There are two corresponding cavity slots in the upper cover, which are the water pump groove, the crown gear groove, and the cavity slots respectively, which are adapted to the shape and size of the components placed therein. The water pump is placed in the water pump tank and is located inside. One end of the lower cover of the upper part is a crown gear groove adjacent to the water pump groove, and the center of the crown gear has a fixed shaft, and the fixed shaft is connected to the lower cover of the inner upper part, and the upper upper cover and the inner upper part cover are used between Screw fixed connection.

Preferably, the water pump comprises a pump body 15-4, a water pump end cover 15-1-1, a water pump outlet connection member 15-1-2, a water pump inlet connection member 15-2, and a cavity inside the above-mentioned components. For the outflow and inflow of water.

The water pump end cover 15-1-1 is connected to the water pump outlet connection member 15-1-2 via a screw 15-1-3, and the water pump outlet connection member 15-1-2 is connected to the pump body 15-4, and the water outlet connection member The water leakage ring 15-5 is installed in the groove of 15-1-2, and the water outlet valve connecting piece 15-1-2 and the pump body 15-4 cavity have a water outlet valve piece 15-6-1, which is connected with the water outlet of the pump. The cavity of one end of the pump body opposite to the pump body 15-1-2 has a piston 15-3, a connecting rod 15-3, a piston 15-3-1 connects the connecting rod 15-3, and the connecting rod 15-3 pushes the piston 15 -3-1 moves linearly up and down in the cavity of the pump body 15-4, and the pump body is also connected with a water pump inlet connecting member 15-2, a cavity of the water inlet member 5-5 of the pump and a cavity of the pump body. Also, the other end of the water pump inlet connecting member 15-2 is connected to the water outlet port of the kettle, and the inlet valve plate 15-6 is provided at the cavity where the water pump inlet connecting member 15-2 is connected to the pump body.

Preferably, the water pump outlet connection end 15-1 and the pump body 15-4 are connected with a waterproof ring 15-5, and the water pump inlet connection end 15-2 and the pump body are provided with a waterproof ring 15-5.

Preferably, the structure of the piston 15-3-1 is cylindrical, the front end is small, the tail end is large, the tail end is slightly larger in size, and functions as a guiding position. The piston inner cavity is a stepped structure, and the front end inner cavity diameter is smaller than the inner end. The diameter of the cavity, the shape of the connection between the front end inner cavity and the inner end cavity is an arc structure; the front end of the connecting rod is a ball head, the ball head is spherical, and the shape of the ball head is adapted to the arc structure at the junction of the inner cavity.

Preferably, the size of the ball head is larger than the size of the inlet of the piston, and the ball head is forcibly pressed into the inner cavity of the piston to prevent the connecting rod from coming out of the piston during the movement, and the ball head of the connecting rod can move freely.

The preferred inner lower member assembly 11 includes an inner lower member upper cover 26 and an inner lower member lower cover 25. The inner lower member lower cover 25 houses a motor 22 and a battery assembly 23. The inner lower lower cover 25 and the inner lower inner cover 26 have two corresponding cavity slots, which are a motor slot 25-1 and a battery slot 25-2, respectively, and each cavity slot and a corresponding component placed therein The shape and size are adapted, the motor 22 is placed in the motor slot 25-1, one end of the motor 22 is connected with a silicone gasket 22-2, and the front end of the washer is a gear two 22-1, which are all connected together through the output shaft of the motor. The end of the inner lower cover 25 is a battery slot 25-2, the battery 23 is placed in the battery slot 25-2, and the inner lower cover 26 is correspondingly mounted on the inner lower cover 25, and the inner lower cover 26 is attached. The outer surface is covered with a handle PCB circuit board 20, and the PCB circuit board is connected to the inner lower cover 26 by screws 19, and the PCB circuit board 20 and the motor 22 are connected by welding. The PCB board 20 is connected to the two poles of the charging coil 33 on the battery door by soldering to charge the battery. The inner upper cover 26 has a leak hole at a place where the motor is fitted, and the two poles on the motor are extended, inserted into the connecting hole of the PCB, and soldered. The two poles of the charging coil 33 on the battery door are first inserted into the corresponding soldering holes of the PCB, and then soldered.

The invention can prevent tooth decay, perform dental cleaning, tooth cleaning, whitening teeth, tooth stains, plaque plaque, tartar, achieve oral health care and care effect, and the red teeth device of the invention has small structure and is used. Convenience.

At the same time, the red teeth charging device is wireless inductive charging, and the connecting wire is not directly contacted with the handle, the charging voltage is DC 5V, the charging is safe, convenient and reliable; the nozzle is fixed on the charging seat, and the nozzle can be placed on the charging seat. easy to use. Press the nozzle release switch and the left and right cards are released and the nozzle can be easily removed. The red teeth structure is light in weight, the water spray pressure is large, and the spray water flow is continuous, and the use is convenient.

DRAWINGS

Figure 1 is a schematic view of the overall red teeth

Figure 2 is a schematic diagram of the fuselage assembly

Figure 3 is a schematic view of the kettle disassembly

Figure 4 is a schematic view of the assembly and disassembly

Figure 4-1 is a partial enlarged view of Figure 4

Figure 4-2 is a partial enlarged view of Figure 4

Figure 5 is a cross-sectional view of the fuselage assembly

Figure 6 is a partial enlarged view of the fuselage assembly

Figure 7 is a cross-sectional view of the handle

Figure 8 is a schematic view of the assembly of the inner upper component

Figure 9 is a schematic view of the inner upper cover

Figure 10 shows the pump

Figure 11 is a cross-sectional view of the pump

Figure 12 is a top view of the water pump

Figure 13 is a partial enlarged view of the water pump

Figure 14 is an exploded view of the inner and lower parts

Figure 15 shows the lower part of the lower part

Figure 16 is a schematic exploded view of the motor

Figure 17 is a schematic view of the handle exploded

Figure 18 is a schematic view of the battery door exploded

Figure 19 is a schematic view of the charging stand

Figure 20 is a schematic diagram of the charging stand

Figure 21 is an exploded view of the charging stand

DESCRIPTION OF REFERENCE NUMERALS: nozzle assembly 1, body assembly 2, charging stand assembly 3, handle assembly 2-1, straw 2-2, kettle 2-3, charging stand 3-2, power connection line 3-3, waterproof ring A 2-3-1, the kettle cover 2-3-2, Waterproof ring 22-3-3, kettle rotating cover 2-3-4, kettle lower cover 2-3-5, release switch 4, spring one 4-1, top cover 5, inner upper component 6, screw one 7 Fixed piece 8 , screw 2, rubber plug 10, handle 2-1-1, inner and lower parts assembly 11, battery door assembly 12, screw three 13, inner upper cover 14, water pump 15 , water outlet cover 15-1-1, water connection connector 15-1-2, screw four 15-1-3, waterproof ring three 15-1-4, left card 15-1-5, spring 15-1-6 , Right card 15-1-7, water inlet nozzle 15-2, connecting rod 15-3, piston 15-3, pump casing 15-4, waterproof ring four 15-5, crown gear 16, fixed shaft 17, inside Upper lower cover 18 , screw five 19, handle PCBA20, screw six 21. Motor 22, gear 22-1, battery 23, jumper 24, inner lower cover 25, inner lower cover 26, decorative cover 27, lamp bead 28, button 29, handle 30 , washer 31, silicone sleeve 32, handle charging coil 33, waterproof ring five 34, battery door 35, charging seat decorative cover 36, charging stand upper cover 37, charging seat coil 38, charging stand PCBA39 , screw seven 40, charging seat lower cover 41

detailed description

The technical solutions of the present invention will be described clearly and completely in conjunction with the accompanying drawings. It is obvious that the described embodiments are a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

The red teeth device includes a nozzle 1, a fuselage assembly 2, and the nozzle 1 is inserted into the fuselage assembly 2, the fuselage assembly 2 has a water outlet hole, and the nozzle 1 is inserted into the water outlet hole, and the airframe assembly includes The kettle, the handle assembly, the straw, the handle assembly includes a handle, and the body assembly 2 includes a handle assembly 2-1, a straw 2-2, a kettle 2-3, wherein the kettle 2-3 is coupled to the handle assembly 2-1.

The handle assembly 2-1 includes a handle 2-1-1, an inner upper member assembly 6, and an inner lower member assembly 11.

The handle 2-1-1 has a cavity in the longitudinal direction, a top cover 5 is mounted on the top of the cavity, a water hole is formed in the top cover 5, and a partition is arranged in the cavity, and the partition divides the cavity of the handle into upper and lower sides. Two cavities, while the partition has a leak hole for the insertion of the output shaft.

Wherein, the upper upper part assembly 6 is placed in the upper cavity, and the inner lower part assembly 11 is placed in the lower cavity, wherein the inner upper part assembly 6 includes a water pump 15, and the water pump 15 includes a water inlet 15-2 and a water outlet 15-1. Valve discs are respectively installed in the ports of the piston chamber, the water inlet passage 15-2 and the water outlet passage 15-1, and the valve sheets are respectively the inlet valve piece 15-6 and the outlet valve piece 15-6-1, and the valve piece controls the water. Inflow or outflow, a piston 15-3-1 is installed in the piston chamber, a bottom end of the piston 15-3-1 is connected to the push rod 15-3, and a gear end is mounted on the bottom end of the push rod 15-3, and the gear is a crown The gear 16, the water inlet 15-2 is respectively connected with the water outlet 15-1, the piston chamber, the water inlet 15-2 and the water outlet 15-1. The piston chamber forms a three-way passage, and the upper cavity forms a sealed space, and the seal The space forms a squeeze seal and water does not flow into the lower chamber. In the invention, the valve piece is opened and closed by the piston and the connecting rod in the water pump, and the water in the water pump cavity in the inner upper component 6 is in the sealed cavity formed by the upper part of the handle and the partition and the inner upper component 6. The pipe runs, does not flow into the inner and lower parts, the handle PCBA20 on the lower part of the inner part, the motor is isolated from the water, and will not be damaged by the contact with the water, ensuring the handle PCBA20 and the motor 22 in the red teeth. Normal use solves the problem that PCBA20, motor damage and long service life are not caused by water leakage of other brand red teeth pump.

Specifically, the water pump includes a pump body 15-4, a water pump end cover 15-1-1, a water pump water outlet connecting member 15-1-2, and a water pump water inlet connecting member 15-2, and the above components have a cavity inside. For the outflow and inflow of water.

The left side of the waterway is symmetrically installed with the left card 15-1-5 and the right card 15-1-7, the left card 15-1-5 and the right card 15-1-7 are fixed by the pin, respectively, the left card 15-1- The 5 and right cards 15-1-7 are rotatable along the pin axis, and the springs 15-1-6 are abutted between the left card 15-1-5 and the right card 15-1-7 adjacent to the pin position end.

The water pump end cover 15-1-1 is connected to the water pump outlet connection member 15-1-2 via a screw 15-1-3, and the water pump outlet connection member 15-1-2 is connected to the pump body 15-4, and the water outlet connection member The water leakage ring 15-5 is installed in the groove of 15-1-2, and the water outlet valve connecting piece 15-1-2 and the pump body 15-4 cavity have a water outlet valve piece 15-6-1, which is connected with the water outlet of the pump. The piston chamber at one end of the opposite pump body of the component 15-1-2 has a piston 15-3, a connecting rod 15-3, the piston 15-3-1 is connected to the connecting rod 15-3, and the connecting rod 15-3 pushes the piston 15 -3-1 moves up and down in the cavity of the pump body 15-4, and the pump body is connected with a water pump inlet connecting member 15-2, and the cavity of the water inlet member 15-2 and the cavity of the pump body are also In the same way, the other end of the water pump inlet connecting member 15-2 is connected to the water outlet port of the kettle, and the inlet valve portion 15-6 is provided at the cavity where the water pump inlet connecting member 15-2 and the pump body are connected, and the power source starting motor 22 The motor 22 drives the piston 15-3-1 to reciprocate linearly in the pump body, and the piston moves backward. Under the pressure of atmospheric pressure, the water is pressed into the cavity of the pump body, the piston moves forward, and the water is in the piston. Pushed, quickly pressed out, formed The continuous high-pressure water flow is ejected from the nozzle to remove stains on the gums, food residues, harmful viruses, etc. With such a structure, the flow of the nozzle is not interrupted.

The structure of the piston 15-3-1 is cylindrical, the front end is small, the tail end is large, the tail end is slightly larger in size, and it plays a role of guiding and positioning. The piston inner cavity is a stepped structure, and the diameter of the front end inner cavity is smaller than the diameter of the inner end cavity. The shape of the connection between the inner cavity of the front end and the inner cavity of the tail end is an arc structure; the front end of the connecting rod is a ball head, the ball head is spherical, the shape of the ball head is adapted to the arc structure at the junction of the inner cavity, and the size of the ball head Slightly larger than the size of the entrance of the piston, the ball head is forced into the inner cavity of the piston. After the ball enters, it fits the size of the inner cavity of the piston to prevent the connecting rod from coming out of the piston during the movement. The ball head of the connecting rod can be free time.

The upper end of the inner lower assembly 11 is mounted with a motor 22, and the lower end is inserted into the battery door 35. The output shaft of the motor 22 passes through the leak hole. The output shaft of the through hole is mounted with the gear 22-1, the gear 22-1 and When the gear is meshed and connected, the motor drives the gear 22-1 to operate, the gear 22-1 drives the gear to operate, the gear drives the connecting rod to operate, the connecting rod drives the piston to operate, and the up and down movement of the piston opens the valve piece;

Wherein, one end of the straw 2-2 is inserted into the kettle, and the other end of the straw 2-2 is in communication with the water inlet of the water inlet. When the piston moves upward, the piston pushes the water in the water inlet to continuously discharge the high pressure water from the water outlet.

One end of the suction pipe 2-2 is connected to the water inlet of the water inlet of the water pump, and the other end of the suction pipe 2-2 is inserted into the water bottle 2-3, and the suction pipe 2-2 absorbs the water in the water bottle; the handle body has a groove on the handle body. The kettle is placed in the recess. With such a structure, the overall volume and weight of the product can be reduced.

The top cover 5 is fixed on the handle by screws, the release switch 4 is put on the spring 4-1 and pressed into the top cover 5, the inner upper part assembly 6, the inner lower part assembly 11 is installed, and finally the other end of the handle is mounted. The battery door 12 is locked, and the battery door 12 is locked on the handle by screws. On the one hand, the inner component is fixed and does not fall out. On the one hand, the circuit of the red teeth is formed into a complete charging and discharging circuit.

The top of the kettle has a protruding water outlet, the water outlet is connected to the inner cavity of the kettle, the suction pipe 2-2 is inserted into the water bottle through the water outlet, the suction pipe 2-2 is connected with the water inlet 15-2 of the water pump, and the water outlet is connected Waterproof ring 1-2-3; the lower part of the kettle has a protruding water inlet, the water inlet is installed on the water inlet to rotate the cover 2-3-4, and the water inlet and the kettle rotating cover 2-3-4 have a waterproof ring 2-2 3-3, when it is necessary to fill the water in the kettle, open the kettle to rotate the lid 2-3-4, pour the water into the kettle, and install the kettle bottom cover 2-3-5 at the bottom of the kettle. 2-3-2, ultrasonic connection between the kettle lid 2-3-2 and the kettle bottom cover 2-3-5 to ensure no water leakage.

One end of the kettle rotating cover 2-3-4 is movably connected to the kettle through the rotating shaft, and the other end can be freely opened and closed. The movable connecting end is called the tail end of the kettle rotating cover, and the free opening and closing end is called the front end. When the lid is filled with water, squeeze the front end of the kettle to rotate the lid slightly, so that the rear end of the kettle lid is rotated at the base of the rotating shaft, and the kettle lid is lifted up to inject water into the kettle.

The inner upper component assembly 6 includes an inner upper upper cover 14, an inner upper lower cover 18, an inner upper lower cover 18, a water pump 15, a crown gear 16, an upper upper cover 14 and an inner upper lower cover 18. There are two corresponding cavity slots in the inside, which are pumping groove 18-1 and crown gear groove 18-2 in turn, each cavity slot is adapted to the shape and size of the corresponding component placed therein, and the water pump 15 is placed in the water pump slot. In the 18-1, at one end of the inner upper lower cover 18, adjacent to the water pump slot 18-1 is a crown gear groove 18-2, the center of the crown gear 16 has a fixed shaft 17, and the fixed shaft 17 is connected under the inner upper member On the cover 18, the crown gear 16 is placed in the crown gear groove 18-2, and the moving contact between the fixed shaft 17, the crown gear 16, and the inner upper lower cover 18 is coated with lubricating oil to reduce friction.

The inner lower member assembly 11 includes an inner lower member upper cover 26 and an inner lower member lower cover 25. The inner lower member lower cover 25 houses a motor 22 and a battery 23. The inner lower lower cover 25 and the inner lower inner cover 26 have two corresponding cavity slots, which are a motor slot 25-1 and a battery slot 25-2, respectively, and each cavity slot and a corresponding component placed therein The shape and size are adapted, the motor 22 is placed in the motor slot 25-1, and the output shaft of the motor 22 is sleeved with a silicone gasket 22-2, a front end of a silicone gasket, and a sleeve 22-1 on the output shaft. The end of the lower lower cover 25 is a battery slot 25-2, the battery 23 is placed in the battery slot 25-2, and the inner lower cover 26 is correspondingly mounted on the inner lower cover 25, and the inner lower cover 26 is The outer surface is covered with a handle PCB circuit board 20, and the PCB circuit board is connected to the inner lower cover 26 by screws 19, and the PCB circuit board 20 and the motor 22 are connected by welding. The PCB board 20 is connected to the two poles of the charging coil 33 on the battery door by soldering to charge the battery. The inner upper cover 26 is hollowed out at the place where the motor is engaged, and the two poles on the motor are extended, inserted into the connecting holes of the PCB, and soldered. The two poles of the charging coil 33 on the battery door are first inserted into the corresponding soldering holes of the PCB, and then soldered.

Since the handle cavity has a partition 30-1, as shown in Fig. 7, the partition 30-1 divides the handle into two upper and lower cavities, and the partition 30-1 has a circular small hole 30-2, which is circular. The small hole 30-2 is a leak hole for the output shaft to pass through, the inner upper member assembly 6 is placed in the upper cavity, the inner lower member assembly 11 is placed in the lower cavity, and the inner shaft member 11 has a washer 22 at the motor shaft end. -2, the inner lower component 11 forms a squeeze seal with the gasket 22-2 and the partition 30-1, water does not flow into the lower cavity through the gasket 30-2, and the water inlet of the water pump inlet 15-2 is fixed by the handle. The piece 8 is pressed and connected by a screw 7. The inner part of the inner and lower part assembly 11 has a square post, the post is inserted into the corresponding square slot of the handle, and the motor gear (ie, the gear 22-1) passes through the circular shape of the handle. The hole 30-2 is inserted into the crown gear groove 18-2, the gear of the motor gear and the crown gear 16 is meshed with each other, the power is started, the motor rotates, the motor output shaft drives the motor gear to rotate, the motor gear drives the crown gear to rotate, and the crown The gear drives the connecting rod to rotate, and the connecting rod drives the piston to move linearly, thus forming a pair of moving pairs.

The handle has a switch 29, a lamp hole is arranged beside the switch, a lamp bead 28 is installed in the lamp hole, the lamp bead 28 is an LED lamp, and a corresponding position of the power switch 29 is a soft glue, and the switch 29 is pressed by hand. The switch drives the soft rubber to move downward, triggers the switch on the PCB circuit board 28, activates the battery, discharges the externally, and the red teeth start working; on the other hand, after the battery is started, the corresponding LED light on the PCB circuit board 28 is illuminated, The light emitted by the LED lamp is illuminated by the corresponding lamp bead 28, and the working gear position and the charging state are presented. In order to protect the service life of the switch, the lamp cap, and the like on the handle, the appearance is enhanced, and the decorative cover 27 is placed at a position where the switch or the like is mounted. The battery 23 is a rechargeable battery. When charging is required, the body assembly is placed in the corresponding cavity of the charging stand, and the charging cable is micro. One end of the USB is inserted into the square hole of the charging stand, the other end is inserted into the charger, and the charger is inserted into the power socket to charge the rechargeable battery.

The battery door assembly includes a battery door 35 and a handle charging coil 31. The two poles of the handle charging coil 31 are first soldered on the handle PCA circuit board 28. The battery door 35 is connected with a waterproof ring 34. The charging coil 34 has a circular shape at the center. The through hole has a cylindrical column in the center of the battery door 35. The charging coil is inserted into the bottom of the cylindrical column at the center of the battery door, and then pressed into the bottom of the cylindrical column at the center of the battery door by the silicone sleeve 32, and the coil 31 is pressed. The battery door is inserted into the cavity at the bottom of the handle, and the two plastic cylinders on the battery door are aligned with the two plastic holes of the inner and lower parts, and are locked by screws 9, and the rubber plug 10 is inserted into the above two screw holes to cover Screw to prevent the screw from rusting.

The charging stand assembly 3 includes a charging base 3-2, a power connection line 3-3, a charging seat formed with a groove, a groove forming a semi-enclosed cavity, and one end of the power connection line 3-3 is a micro USB, the other end is USB, the whole body 2 is placed in the half-enclosed cavity of the charging stand 3, the power line micro The USB end is inserted into the square hole at the end of the charging stand 3-2, 3-1-2. The other end of the USB is inserted into the charger, and the charger is inserted into the power socket to charge the battery inside the body. There are two circular holes 3-1-1 on the charging base. The bottom cylinder of the nozzle 1-2 can be inserted into the circular hole 3-1-1 on the charging stand for convenient use. When not in use, the nozzle 1 is placed. 2.

The charging stand 3-2 includes a charging stand lower cover 41 and a charging stand upper cover 37. The charging stand upper cover 37 is connected to the charging stand coil 38. The charging stand coil 38 has a circular through hole in the center thereof, and the charging stand upper cover 37 a cylindrical column, the through hole of the charging socket coil 38 is aligned with the column of the lower cover of the charging base and pressed into the root of the cylinder, and the charging circuit PCB circuit board 39 is placed in the cavity of the upper cover of the charging base, and is aligned with the corresponding position. Fixed by the screw 40, the two poles of the charging coil 38 are inserted into the corresponding holes of the charging circuit PCB circuit board 39, and the lower cover of the charging base is aligned with the corresponding positioning post of the upper cover of the charging stand, inserted and pressed, and finally the charging seat decorative cover 36 Press into the upper cover 37 of the charging stand.

Insert the nozzle, point the nozzle at the mouth (do not align the appliance, etc.) Press the power switch, then use Mode to select the mode you want (one of Normal, Soft, Pulse) to use, simple and convenient.

The invention has the following advantages:

(1) The running pipe of the water in the pump is separated from the parts that are easy to lose into two separate chambers.

(2) Wireless inductive charging, low voltage, safe and reliable.

(3) There are three working modes suitable for ergonomics, which are comfortable and reliable.

(4) Independent power charging indication, not easy to be confused.

The above are only the preferred embodiments of the present invention, and are not intended to limit the embodiments of the present invention. Any modifications, equivalents, improvements, etc., which are included in the spirit and principles of the embodiments of the present invention, should be included. Within the scope of protection of the embodiments of the present invention.

Claims

a red teeth device comprising a nozzle, a fuselage assembly, a nozzle for spraying water, the body assembly comprising a kettle, a handle assembly, a straw, wherein the kettle is coupled to the handle assembly, the handle assembly includes a handle, a water pump is mounted in the handle, the water pump A valve plate is respectively installed in the ports of the water inlet, the water outlet, the piston chamber, the water inlet and the water outlet, the valve plate controls the inflow or outflow of water, the piston is installed in the piston chamber, the bottom end of the piston is connected with the push rod, and the bottom of the push rod The end of the gear is mounted, the water inlet is respectively connected with the water outlet and the piston chamber, and the water inlet, the water outlet and the piston chamber form a three-way passage, wherein the handle has a cavity in the longitudinal direction, and the top of the cavity is mounted on the top. a cover, a partition is arranged in the cavity, the partition divides the cavity of the handle into two upper and lower cavities, and the partition has a leak hole therein;

The nozzle is connected to the water outlet of the hand pump through the top cover;

Wherein, an inner upper component is placed in the upper cavity, and an inner lower component is placed in the lower cavity, wherein the inner upper component includes a water pump, and the upper cavity forms a sealed space, and the sealed space forms a squeeze seal, water in the water pump Will not flow into the lower cavity;

The upper end of the inner lower component is mounted with a motor, and the lower end is inserted into the battery door assembly. The output shaft of the motor passes through the leak hole, wherein the gear shaft is mounted on the output shaft passing through the leak hole, and the gear two is meshed with the gear, and the motor drives the gear two. Operation, the gear two drives the gear to run, the gear drives the connecting rod to move, the connecting rod drives the piston to run, and the up and down movement of the piston drives the valve to open or close;

The battery door assembly comprises a battery and a charging coil, and the battery is electrically connected to the motor and the charging coil respectively, and the outer surface of the inner and lower parts is covered with a PCB circuit board. The PCB circuit board is connected to the two poles of the charging coil for charging the battery;

Wherein, one end of the straw is inserted into the kettle, and the other end of the straw communicates with the water inlet of the water inlet. When the piston moves upward, the piston pushes the water in the water inlet to continuously discharge the high pressure water from the water outlet.
The red teeth device of claim 1 further comprising a charging base, the bottom of the body assembly being located within the charging base.
The red teeth device according to claim 1, wherein the top cover has a top cover hole, and the top cover has a push twist.
The red teeth device according to claim 2, wherein a switch button is arranged on the handle, a lamp hole is arranged beside the switch button, a lamp bead is installed in the lamp hole, and the switch and the lamp hole are covered with a decorative cover. The lamp bead is electrically connected to the battery.
The red teeth device according to claim 1, wherein the inner upper member comprises an inner upper upper cover and an inner upper lower cover, wherein a water pump and a gear are placed in the inner upper lower cover; The cover and the upper upper cover have a plurality of corresponding cavity slots, which are a water pump groove and a crown gear groove in sequence, and the water pump and the gear are appropriately placed in each cavity, and the center of the gear 1 has a fixed axis. The fixed shaft is attached to the inner upper cover.
The red teeth device according to claim 1, wherein the top end of the kettle has a protruding water inlet, and the protruding water inlet communicates with the inner cavity of the kettle, and the water inlet is protruded for inserting a straw or water. The lower part of the kettle also has a protruding water inlet, and the water inlet is connected to the water inlet.
The red teeth device according to claim 2, wherein the charging base is a wireless inductive charging base, the wireless inductive charging base comprises a charging base, the charging seat is recessed, the groove forms a half to surround the cavity, and the charging is performed. There are several jacks on the seat, the jack is used for the insertion of the nozzle; at the same time, the charging base is also provided with a Micro USB, USB port.
The red teeth device according to claim 1, wherein the suction pipe is covered with a filter to filter impurities in the water.
The red teeth device according to claim 1, wherein the top of the water outlet is symmetrically mounted with a left card and a right card, and the left card and the right card are respectively fixed by the pin shaft, and the left card and the right card are rotatable along the pin shaft. a spring adjacent to the pin end position and between the left card and the right card;

The top cover has a cover hole, the nozzle is inserted from the top cover hole, and a switch hole is arranged on the top cover under the top cover hole, and a substantially U-shaped release switch is installed in the switch hole, and the two ends of the release switch are respectively Connecting the left card and the right card, and simultaneously installing a spring between the release switch and the left card and the right card;

The lower part of the nozzle is provided with a groove, and the left card and the right card are respectively inserted into the groove, and the release switch can push the left and right cards to rotate outward to remove the nozzle; release the release switch, and release the switch under the push of the spring Reset the left and right cards to catch the groove of the nozzle.