CN209790058U - Water suction end structure of flushing device - Google Patents

Abstract

The utility model discloses a washing unit's end structure that absorbs water belongs to clean tooth technical field. The utility model discloses washing unit's end structure that absorbs water includes water storage unit, water absorption pipe spare, water pump, spray tube, water absorption pipe spare with the water pump spout pipe fluid intercommunication, the water pump provides drive power so that liquid in the water storage unit warp water absorption pipe spare the water pump flows in the spray tube, water absorption pipe spare has and arranges in water storage unit interior end that absorbs water, end fixedly connected with counter weight unit absorbs water. The utility model discloses washing unit's the end structure that absorbs water is holding fixedly connected with counter weight unit absorbing water of pipe spare, when the device whole slope or upset, the counter weight unit can drive the end that absorbs water and be in the low level of water storage unit all the time under the effect of gravity, just so can effectively avoid absorbing water the end expose on the liquid level, avoid the water pump idle running, the problem that the water spray is interrupted appears.

Description

Water suction end structure of flushing device

Technical Field

The utility model relates to a clean tooth technical field especially relates to a washing unit's end structure that absorbs water.

Background

In the prior art, a tooth cleaning and rinsing device (also called "tooth rinsing device") includes a housing, a water storage unit, a water pump, a motor and a nozzle. The motor and the water pump driven by the motor are arranged in an accommodating cavity enclosed by the shell and directly or indirectly carried by the shell. The water outlet pipe of the water pump is communicated with the spray pipe, and water in the water storage unit is sprayed out from the sharp mouth end of the spray pipe in a pulse water flow mode, so that teeth, tooth gaps, gums or tongues are cleaned.

The water storage unit of the common table type tooth flushing device is arranged above the shell, the bottom surface of the water storage unit is provided with a fluid outlet, the water inlet end of the water pump is in fluid communication with the fluid outlet, and the water outlet end of the water pump is in fluid communication with the spray pipe; the spray pipe is separated from the water storage unit and is arranged on the handle. When the fluid outlet of the water storage unit is opened, water flows into the water pump from the water inlet end under the action of gravity, the motor provides power to drive the water pump to pump the water into the spray pipe, and then the water is sprayed out from the tip of the spray pipe to wash teeth or gums.

The water storage unit of the hand-held tooth flusher is generally arranged at the lower end of the shell, and the water inlet end of the water pump extends into the water storage unit to suck water out of the water storage unit and pump the water into the spray pipe. And because the water storage unit and the spray tube of the water flushing device are designed in an integrated manner, when the water flushing device is held by a user to flush teeth, the water storage unit can be overturned and inclined along with the spray tube, so that the liquid level in the water storage unit is inclined, the water inlet end extended by the water pump in the prior art is located at a basically fixed position in the water storage unit, and if the water inlet end extended by the water pump is exposed out of the liquid level, the water pump can be idled and the pump water is interrupted.

Therefore, there is a need for a water suction end structure of a flushing device, which can avoid the problems of idle rotation of a water pump and interruption of water pumping when the liquid level in a water storage unit is inclined.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a washing unit's end structure that absorbs water is provided, when it can effectively avoid the liquid level in the water storage unit to take place to incline, the problem that water pump idle running, pump water are interrupted.

In order to solve the technical problem, the utility model provides a washing unit's end structure that absorbs water, it includes water storage unit, water absorption pipe spare, water pump, spray tube, water absorption pipe spare with the water pump spout pipe fluid intercommunication, the water pump provides drive power so that liquid in the water storage unit warp water absorption pipe spare the water pump flows in the spray tube, water absorption pipe spare has and arranges in water storage unit is interior to absorb water the end, the end fixedly connected with counter weight unit absorbs water.

The utility model has the advantages that:

The utility model discloses washing unit's the end structure that absorbs water is holding fixedly connected with counter weight unit absorbing water of pipe spare, when the device whole slope or upset, the counter weight unit can drive the end that absorbs water and be in the low level of water storage unit all the time under the effect of gravity, just so can effectively avoid absorbing water the end expose on the liquid level, avoid the water pump idle running, the problem that the water spray is interrupted appears.

Drawings

Fig. 1 is a schematic overall structural view (shown mainly from a front view perspective) of the flushing device.

Fig. 2 is a schematic view of the overall construction of the flushing device (shown mainly from a rear view perspective).

Fig. 3 is an exploded schematic view of the flushing device.

Fig. 4 is an exploded view of the flushing device from another angle.

Fig. 5 is a schematic view of the overall structure after the first half casing is hidden, so as to show the internal structure of the casing.

Fig. 6 is a schematic view of the overall structure after the first half-shell and the water storage unit are hidden, so as to show the internal structure of the shell and the specific structure of the water suction pipe fitting.

Figure 7 is a cross-sectional view of the flushing device a-a of figure 2.

Fig. 8 is a schematic view of the connection structure of the water storage unit, the button and the movable fastener of the flushing device.

FIG. 9 is an exploded view of the suction line, counterweight unit and water storage unit bottom walls of the flushing device.

Fig. 10 is a schematic view of the connection structure of the suction line, the counterweight unit and the first sleeve of the flushing device.

Fig. 11 is a schematic view of the overall structure of the flushing device counterweight unit.

Figure 12 is a cross-sectional view of the flushing device counterweight unit B-B of figure 11.

Fig. 13 is a schematic view of the overall structure of the flushing device moving catch.

Fig. 14 is a schematic view of the overall structure of the button of the flushing device.

Fig. 15 is a schematic structural view of the first housing half of the flushing device (showing mainly its inner surface).

Fig. 16 is a schematic structural view of the second half-shell of the flushing device (showing mainly its outer surface).

Fig. 17 is a schematic structural view of the second half-shell of the flushing device (showing mainly its inner surface).

Fig. 18 is a schematic view of the connection structure of the second housing half, the first resilient member and the button of the flushing device.

Fig. 19 is a cross-sectional view of section C-C in fig. 18.

Fig. 20 is a schematic view of the connection structure of the water storage unit of the flushing device and the movable fastener.

FIG. 21 is a schematic view of another structure of the button and the second fastening end of the flushing device.

Detailed Description

the conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model provides an each technical feature can the interactive combination under the prerequisite of conflict each other.

In the present invention, the expressions of "upper", "lower", "above", "below" and the like are not limited to absolute orientations, but are used to explain the positional relationship between the members by referring to the drawings. In addition, "communication" in the present invention means a state where communication is essentially formed between two or more members, and is not limited to communication formed by direct connection.

As shown in fig. 1 to 4, the flushing device includes a housing 100, a water storage unit 200, a button 300, a moving latch 310, a first elastic member 320, a second elastic member 330, a water suction pipe 400, a weight unit 410, a water pump 500, a motor 510, a battery 520, a charging terminal 530, a panel assembly, an inner housing 550, and a nozzle 600. The outer shell 100, the button 300, the movable fastener 310 and the inner shell 550 may be made of one or a combination of plastic, metal, carbon composite or other materials.

As shown in fig. 1 to 7 and 15 to 19, the housing 100 includes a first housing half 101 and a second housing half 102, and the water pump 500, the motor 510, the battery 520, and the inner housing 550 are disposed in a cavity defined by the first housing half 101 and the second housing half 102. In this embodiment, the first half case 101 and the second half case 102 are fixedly connected by screws, but in other embodiments, the first half case and the second half case may be fixedly connected by bonding, plastic welding, or the like.

The first half shell 101 is provided with a panel key hole 103, an indicator light hole 104, a charging hole 105, a first accommodating hole 109 and a shell pipeline 110, and the outer surface of the second half shell 102 is provided with anti-skid convex points 106, a sliding groove 107, a second accommodating hole 108 and a button hole 111.

As shown in fig. 1 to 5, 8 and 20, the water storage unit 200 is disposed under the housing 100, and a bottom wall 201, a side wall 202 and a top wall of the water storage unit enclose a cavity for containing water. It should be noted that the bottom wall 201 is illustrated as a separate component, and the side wall 202 and the top wall are illustrated as another component, but for convenience of illustrating the structure of the water storage unit 200, in various embodiments, the water storage unit 200 may be provided as a single component.

One end (namely, the upper end) of the water storage unit 200 abutting against the housing is provided with a top opening 203, and the water suction pipe 400 enters the inside of the water storage unit 200 through the top opening 203. A sealing groove 209 is formed at the periphery of the top opening 203, and a sealing ring 210 is disposed in the sealing groove 209 to prevent water in the water storage unit 200 from entering the motor 510 and related electronic circuits.

The side of the water storage unit 200 is provided with a side opening 204 for filling or pouring water, and a side cover 205 is arranged at the side opening 204. The lower end of the side cover 205 and the water storage unit 200 form a pivot hinge structure, and the upper end thereof is connected with the water storage unit 200 in a buckling manner.

One end (i.e., the upper end) of the water storage unit 200 abutting against the housing is provided with a first buckling end 208 and a support column 207, the first buckling end 208 is in a 7 shape, and the first buckling end 208 is matched with the movable buckle 310 and the button 300 to realize the detachable connection of the water storage unit 200.

As shown in fig. 2 to 4, 14 and 19, the button 300 is disposed in the button hole 111, and has a side catch 301, a third receiving hole 302 and a first inclined surface 303. The side catch 301 is connected to the wall of the second housing half 102 by engagement, and can position the push button 300 in the button hole 111. Preferably, the curvature of the outer surface of the button 300 matches the curvature of the second housing half 102, and the button 300 can be flush with the outer surface of the second housing half 102 in the absence of external force normally applied by the user to ensure the aesthetic appearance of the device as a whole.

As shown in fig. 3, 4, 7, 8, and 13 to 20, the movable latch 310 has a second engaging end 311, a second inclined surface 312, and a spring post 313, and the movable latch 310 can slide in the sliding slot 107 of the second housing half 102.

The second fastening end 311 is also in the shape of "7", and when the first fastening end 208 of the water storage unit 200 is abutted against the second fastening end 311, the water storage unit 200 can be fastened and connected with the housing 100; when the first fastening terminal 208 is separated from the second fastening terminal 311, the water storage unit 200 can be detached from the housing 100.

The first elastic member 320 is preferably a spring, both ends of which are received in the second receiving hole 108 and the third receiving hole 302, respectively, for providing the resilient force of the button 300.

The second elastic element 330 is also preferably a spring, one end of which is fixed in the first receiving hole 109 and the other end of which is fixed on the spring post 313, and is used for providing the force for the return movement of the movable latch 310.

In the preferred embodiment, the two movable fasteners 310 are symmetrically disposed, the two movable fasteners 310 are separated by the pillar 207, and the second elastic member 330 and the first fastening end 208 are correspondingly disposed in two, so that the water storage unit 200 can be more firmly mounted and fixed, but the present disclosure is not limited by the above number.

It should be noted that the fixing of the first elastic member 320 and the second elastic member 330 to the related components is not limited to the embodiment. For example, the accommodating holes may be changed to spring posts or other structures, and the spring posts may also be changed to accommodating holes or other structures as long as the two ends of the elastic member can be fixed.

The second inclined surface 312 is adapted to abut against the first inclined surface 303 of the push button 300 to transmit the force of the push button 300. When a user applies a pressing force to the button 300, the force is transmitted through the first inclined surface 303 and the second inclined surface 312, so that the movable fastener 310 starts to move from the initial position, and the second fastening end 311 is driven to move in a direction away from the first fastening end 208, thereby detaching the water storage unit 200; when the water storage unit 200 is detached and separated and the user does not apply any force to the button 300, the button 300 rebounds to the initial position under the elastic force of the first elastic member 320, and the movable locking member 310 also moves to the initial position under the elastic force of the second elastic member 330.

As shown in fig. 2 to 12, the barrel member 400 has a barrel end 401 and a connection end 402. The water suction end 401 is arranged in the inner cavity of the water storage unit 200, and the water suction end 401 is fixedly connected with the counterweight unit 410; the connection end 402 is connected to and communicates with the lower end of the shell pipe 110, and the upper end of the shell pipe 110 communicates with the water pump 500 through the inner pipe 501. The water absorbing pipe 400 is preferably made of silicone, TPE or other soft material, and can be bent adaptively by the gravity of the weight unit 410. For example, in a normal standing state, the weight unit 410 abuts against the bottom wall 201 of the water storage unit 200 under the action of gravity; in the inclined state, the weight unit may abut against the boundary between the bottom wall 201 and the side wall 202 or directly abut against the side wall 202 under the action of gravity. So just can avoid absorbing water end 401 to expose on the liquid level, solve because of the water problem that leads to water pump 500 idle running, the problem that the water spray appears and is interrupted.

The inner tube 501 is also preferably made of soft materials such as silica gel and TPE soft rubber, which can reduce the transmission of the vibration of the water pump 500 to the outer shell 100, the water suction pipe fitting 400 and the counterweight unit 410; and because the flexible characteristic of inner tube 501, need not water pump 500 and shell 100 high accuracy location installation and can realize the smooth and easy intercommunication of pipeline, can guarantee the product yield and can improve the reliability that the product used, can effectively reduce washing unit's assembly accuracy requirement.

The outer surfaces of the water absorbing member 400 and the inner tube 501 are preferably sleeved with a sleeve (not shown), and the sleeve is preferably a spring. The external member has two functions: firstly, high-pressure gas is required to be injected for detection in the quality inspection stage of the flushing device, the flexible pipe fitting is easy to deform and expand under the action of gas pressure due to the fact that the flexible pipe fitting is made of soft material, and the external member can form restraint on the outer surface of the flexible pipe fitting to avoid expansion and deformation of the flexible pipe fitting; secondly, the flexible pipe fitting is usually a bending path (as shown in this embodiment) after being installed, and also because the flexible pipe fitting is made of a softer material, if the bending angle is too large, the bending of the pipeline is caused, the flow of liquid is affected, and the external member can provide bending-resistant acting force for the flexible pipe fitting, so that the bending deformation of the flexible pipe fitting is avoided. The sleeve is not limited to the spring shown in the embodiment, and other materials or structures that can provide the expansion-resisting constraint force and the bending-resisting constraint force are also within the protection scope of the present invention, such as a strip-shaped sleeve or an adhesive tape that can be wound with a fiber material on the outer surface of the flexible pipe.

The first sleeve 403 is sleeved at the connection part of the water suction pipe 400 and the shell pipeline 110, and the second sleeve 502 is sleeved at the connection part of the shell pipeline 110 and the inner pipe 501, so as to realize the stable connection of the two ends of the shell pipeline 110 with the water suction pipe 400 and the inner pipe 501. The connection manner of the two ends of the shell pipeline 110 with the suction pipe piece 400 and the inner pipe 501 is not limited to the embodiment, and other fixing manners (such as bonding, etc.) can be conceived by those skilled in the art without creative efforts. In addition, the communication between the shell pipe and the water absorbing pipe and the communication between the shell pipe and the inner pipe are not limited to the direct connection, but in different embodiments, two ends of the shell pipe may be connected to one or more connecting members, and the connecting members are further directly connected to the water absorbing pipe and the inner pipe.

The weight unit 410 preferably includes a weight body 411 and a coating layer 412 coated on the outer surface of the weight body 411, the weight body 411 is preferably made of a metal material with a relatively high density, the coating layer 412 is preferably made of a plastic material, and the average density of the weight body 411 and the coating layer 412 is greater than that of the water absorbing pipe 400. The counter weight unit of this embodiment adopts double-deck material structure rather than single metal material structure, mainly avoids the metal to submerge for a long time and produces the corrosion in the aquatic, not only influences pleasing to the eye but also is unfavorable for the health. Of course, the two-layer structure is merely a preferred embodiment, and the single-material weight unit 410 having a density greater than that of the water absorbing tube 400 is also an alternative that can be conceived by those skilled in the art without creative efforts.

The end of the weight unit 410 connected to the barrel 400 is provided with an insertion end 414, the insertion end 414 is inserted into the barrel 401, the weight unit 410 has a flow passage 413 communicated with the barrel 400, and in the preferred embodiment, the flow passage 413 is disposed in the middle of the covering layer 412. This embodiment adopts the mode of linking firmly of grafting, and the main advantage has two: first, the weight unit 410 is directly disposed at the end of the water suction pipe 400, and the gravity force of the weight unit can ensure that the water submerges the water suction end 401; second, the flow passage 413 is provided in the weight unit 410, so that the weight unit can have a simple structure and a good appearance.

The outer surface of the weight unit 410 is provided with a support protrusion 415, and the support protrusion 415 is used for supporting the weight unit 410 for a certain distance to prevent the flow channel 413 of the weight unit 410 from being directly abutted against the inner wall of the water storage unit 200 to cause unsmooth water flow. The shape, number, and size of the supporting protrusions 415 are not limited as long as the supporting function is satisfied.

It should be noted that the shape of the weight unit 400 is not limited to the ellipsoid-like shape in the schematic diagram of the embodiment, and other shapes such as cone, cylinder, sphere, cube, etc. are also possible alternatives that can be conceived by those skilled in the art without creative efforts.

As shown in fig. 3 and 4, the panel assembly includes a key 541, a circuit board 542, an indicator light (not shown), and other components, and is used for a user to directly send instructions of starting, suspending, shutting down, regulating pressure, and the like to the flushing device, and to display different indicator lights for different working process feedbacks.

As shown in fig. 4, the inner housing 550 has a limiting function for fixing the water pump 500 and the motor 510, and an inner sealing ring 551 is sleeved around the inner housing for sealing to prevent water from flowing into the panel assembly and the battery part when the washing device is in normal operation.

As shown in fig. 4 to 6, the water suction pipe 400 is communicated with the water inlet port of the water pump 500 through the shell pipe 110 and the inner pipe 501, the water outlet port of the water pump 500 is communicated with the spray pipe 600, and the water pump 500 provides driving force under the action of the motor 510 so that the water suction pipe 400 can suck water from the water storage unit 200 and spray the water from the tip 601 of the spray pipe 600 through the above-mentioned pipes for cleaning teeth.

In the above embodiment, the button 300 transfers the force through the interaction of the first inclined plane 303 and the second inclined plane 312 to displace the movable fastening member 310, and the second fastening end 311 fastened to the first fastening end 208 of the water storage unit 200 is disposed at one end of the movable fastening member 310, so as to achieve an "indirect" effect of the button 300 on the second fastening end 311.

As shown in fig. 21, the second fastening end 701 is directly disposed on the button 300, and the button 300 can move the second fastening end 701 without moving the fastener, so that the second fastening end 701 and the first fastening end 208 abut against or separate from each other, thereby achieving the mounting and dismounting of the water storage unit 200.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.

Claims (16)

1. The utility model provides a washing unit's end structure that absorbs water, includes water storage unit, water pump, spray tube, its characterized in that: the water storage unit is characterized by further comprising a water suction pipe, the water suction pipe is in fluid communication with the water pump and the spray pipe, the water pump provides driving force to enable liquid in the water storage unit to flow into the spray pipe through the water suction pipe and the water pump, the water suction pipe is provided with a water suction end arranged in the water storage unit, and the water suction end is fixedly connected with a counterweight unit.

2. The suction end structure of an irrigation device according to claim 1, characterized in that: the counterweight unit is provided with a plug-in end which is inserted into the water suction end.

3. The suction end structure of an irrigation device according to claim 1, characterized in that: the counterweight unit has a flow passage in communication with the barrel.

4. The suction end structure of an irrigation device according to claim 1, characterized in that: and a supporting bulge is arranged on the outer surface of the counterweight unit.

5. The suction end structure of an irrigation device according to claim 1, characterized in that: the density of the counterweight unit is greater than that of the water suction pipe.

6. The suction end structure of an irrigation device according to claim 1, characterized in that: the outer layer of the water absorption pipe is sleeved with a sleeve.

7. The suction end structure of an irrigation device according to claim 6, characterized in that: the sleeve is a spring.

8. The suction end structure of an irrigation device according to claim 1, characterized in that: the water absorption pipe is made of flexible materials.

9. The suction end structure of an irrigation device according to claim 1, characterized in that: the upper end of the water storage unit is provided with a top opening, and the water suction pipe enters the interior of the water storage unit through the top opening.

10. The suction end structure of an irrigation device according to claim 9, characterized in that: the top opening is provided with a sealing groove, and a sealing ring is arranged in the sealing groove.

11. The suction end structure of an irrigation device according to claim 1, characterized in that: the side of the water storage unit is provided with a side opening, and the side opening is provided with a side buckle cover.

12. The suction end structure of an irrigation device according to any one of claims 1 to 11, characterized in that: the counterweight unit comprises a counterweight body and a coating layer coated on the outer surface of the counterweight body.

13. The suction end structure of an irrigation device according to claim 12, characterized in that: and a flow passage is arranged in the middle of the coating layer and is communicated with the water suction pipe fitting in a fluid mode.

14. The suction end structure of an irrigation device according to any one of claims 1 to 11, characterized in that: the water storage unit is characterized by further comprising a shell, a shell pipeline is arranged at one end, close to the water storage unit, of the shell, the water suction pipe is communicated with the shell pipeline, and the shell pipeline is communicated with the water pump through an inner pipe.

15. The suction end structure of an irrigation device according to claim 14, characterized in that: and a first sleeve is sleeved at the connecting part of the water suction pipe and the shell pipeline.

16. The suction end structure of an irrigation device according to claim 14, characterized in that: and a second sleeve is sleeved at the connecting part of the shell pipeline and the inner pipe.