CN208640936U

CN208640936U - Cleaning appliance

Info

Publication number: CN208640936U
Application number: CN201721466782.3U
Authority: CN
Inventors: L.P.R.加纳
Original assignee: Dyson Ltd
Current assignee: Dyson Technology Ltd; Dyson Ltd
Priority date: 2016-11-04
Filing date: 2017-11-06
Publication date: 2019-03-26
Anticipated expiration: 2027-11-06
Also published as: CN108013941A; WO2018083445A1; GB2555613A; CN108013941B; GB2555613B

Abstract

A kind of tooth cleaning device includes: nozzle, for transportation work fluid jet stream to user tooth；Fluid storage, for storing working fluid, the fluid storage includes fluid inlet, and fluid storage is added by fluid inlet；And lid, with fluid port, and wherein the lid can move between the first position and the second position relative to fluid storage, fluid inlet is exposed by fluid port to allow fluid storage to refill in first position, and fluid inlet is stopped by lid in the second position.

Description

Cleaning appliance

Technical field

The utility model relates to a kind of cleaning appliances.The cleaning appliance is preferably hand-held cleaner tool, and preferably table Surface treatment utensil.In the preferred embodiment of the utility model, which is tooth cleaning device.In a preferred embodiment, should Utensil is electric toothbrush, and with fluid delivery system, which is used to transport fluid into the tooth of user.This fluid is Dentifrice, or the fluid of the interproximal cleaning for improvement.Alternatively, which may not include any bristle or its for brushing teeth His element, and can be the form of dedicated interproximal cleaning utensil.The utility model further relates to the cleaning of the cleaning appliance for tooth Tool.

Background technique

Electric toothbrush generally includes burnisher, is connected to handle.The burnisher includes bar and for tooth of brushing teeth Brush head carry bristle.The brush head includes fixing section and at least one removable section, which is connected It is connected to bar, which can be mobile relative to fixing section, such as moves back and forth, and vibrates, vibration, pivot or rotary motion In one, with assign brush teeth it is mobile to bristle mounted thereto.The bar accommodates drive shaft, the biography in the drive shaft and handle Moving cell is connected.The gear unit is connected to motor in turn, which is driven by the battery being contained in handle.The driving The rotation of motor or vibration motion are converted to the removable section of brush head relative to brush head by axis and gear unit The desired movement of fixing section.

A known component is incorporated into electric toothbrush, and the component is for generating stream of fluid injection for interproximal cleaning.Example Such as, 8 US, 522,384 describe a kind of electric toothbrush, and the handle of toothbrush limits fluid cavity and slide lid, which uses In storage fluid (such as water), the lid is for enabling fluid cavity to be accessed for user's supplement.Connection flow body cavity is to nozzle Fluid path is located on the fixed part of brush head.The pump in fluid path is positioned according to the use of the actuator on handle Family operates and is actuated, and liquid is pumped from fluid cavity to nozzle, for discharging under pressure from nozzle.

Utility model content

In a first aspect, the utility model provides a kind of fan component, comprising:

Nozzle, for transportation work fluid jet stream to user tooth；

Fluid storage, for storing working fluid, the fluid storage includes fluid inlet, and fluid storage passes through Fluid inlet is added；And

Lid has fluid port, and wherein the lid can relative to fluid storage first position and the second position it Between move, fluid inlet is exposed by fluid port to allow fluid storage to refill in first position, in the second position Middle fluid inlet is stopped by lid.

Lid can be biased away from first position, so that fluid inlet is usually unexposed.In this case, user Lid must be shifted to first position onto expose fluid inlet, so that fluid storage can be added.Elastic element, for example bullet Spring can be provided, and be forced away from first position for that will cover.

Working fluid is preferably gaseous working fluid, and preferably water, and to which fluid storage can be passed through by user Fluid inlet is located in below Household water tap, and lid is in first position simultaneously, opens tap to which water is from tap It is advanced through fluid port and enters fluid storage, and be added.In the case where lid is biased away from first position, utensil can Including fastener, cover for keeping in first position, to help supplement of the fluid storage by user.Alternatively, user can be with It keeps covering in first position during filling.In this case, after fluid storage has been filled, as long as user is simple Single ground release cap prevents working fluid from fluid storage so that it moves away from first position automatically to stop fluid inlet Pass through the leakage of fluid inlet.

Alternatively, lid can move between the second position stablizing first position and stablizing, and prevent user from depositing in fluid Reservoir must keep covering in first position during filling.

When covering at the second position, the engageable sealing element of fluid inlet, the sealing element prevents working fluid from fluid inlet Leakage.The sealing element can be located at lid when lid in the second position when the surface towards fluid inlet on.

When lid moves between the first position and the second position, lid can be moved toward and away from fluid storage.Excellent It selects in embodiment, fluid storage is mounted on the bar of utensil, and covering can be along bar between the first position and the second position Movement.Preferably, lid can be rotated relative to fluid storage between the first position and the second position, preferably the longitudinal axis of around rod Line.Lid is preferably annular shape, and is extended to cover preferred around rod.Alternatively, lid can be bending, arc or linearity configuration.

Fluid storage preferably includes outer wall, and fluid inlet is formed in the outer wall.Lid is preferably positioned in adjacent fluid and deposits The outer wall of reservoir.The base portion or bottom wall of the preferred logistics body memory of the outer wall of fluid storage, towards handle, wherein bar is pacified Be attached on handle, and to lid be preferably positioned in it is adjacent with the bottom wall of fluid storage.At least the one of the outer wall of fluid storage Part is preferably transparent, and is preferably formed by transparent plastic material, to allow user to see the workflow in fluid storage The amount of body.In a preferred embodiment, outer wall is with curved shape, convex and with one in facet shape.The outer wall can have Curvature is elliposoidal, one of near-spherical (spheroidal) and spherical shape.

Fluid storage preferably includes fluid outlet, is spaced apart from the fluid inlet of fluid storage.The fluid outlet It also preferably forms in the bottom wall of fluid storage.Lid is preferably arranged as covering fluid outlet in its first position, and its Two positions expose fluid outlet, to allow fluid to be extracted out from water tank.Fluid port may be arranged to when covering at the second position Exposure fluid outlet.Preferably, in order to reduce the range of lid movement when lid is moved from first position to the second position, lid includes the Two fluid ports, the exposure fluid outlet when covering in the second position.When covering at first position, the fluid of fluid storage goes out Mouth, which is preferably covered, to be stopped.Lid is preferably arranged to prevent working fluid from leaking from fluid outlet when covering in first position.Example Such as, the engageable second seal of fluid outlet, the second seal prevent leakage of the working fluid from fluid outlet.The sealing element It may be additionally located on the surface when covering in first position towards fluid outlet of lid.

When covering in the second position, the fluid outlet of fluid storage can be placed in and fluid delivery system fluid connects Logical, the fluid delivery system is used for from fluid storage transportation work fluid to nozzle.Handle preferably includes fluid conveying system The fluid inlet of system is in fluid communication when covering at the second position with the fluid outlet of fluid storage.Fluid delivery system Fluid inlet is preferably located on the end surface of handle.

The bar that utensil preferably includes handle and extends between handle and nozzle, and fluid storage is preferably mounted at bar On.Preferably at least partly around rod extends fluid storage.Preferably, fluid storage surrounds bar.

Lid may be mounted on fluid storage, for moving relative to it.Alternatively, lid may be mounted on bar, be used for phase Fluid storage is moved.Lid can also be moved relative to bar, such as along bar or surround bar.Lid is preferably mounted in bar On end sections far from nozzle.Bar preferably includes connecting elements, for connecting the rod to handle, and covers the company of can be mounted to On connection member, such as to the outer periphery of connecting elements.

The bar is detachably connected to handle.Lid can only be approached when bar is removed from handle by user.For example, when bar is installed When on handle, lid can be sandwiched between fluid storage and handle, prevent user is from approaching lid.Alternatively, lid can be in bar By user movement when being mounted on handle.For example, user, which is close to lug, to be arranged on the periphery of lid, to allow user When bar is installed on handle, lid is rotated relative to fluid storage.This allows user that lid is moved to fluid storage The fluid inlet and fluid outlet of device both by lid stop position, thus seal operation fluid in fluid storage, and Prevent working fluid from being extracted out by fluid delivery system from fluid storage.

Nozzle is preferably formed as a part of the fluid delivery system of utensil.The fluid delivery system is preferably included to pump and be controlled Circuit, the control circuit is for actuating pump to send working fluid from fluid storage drawing working fluid, and towards nozzle Quick-fried stream.When nozzle moves between the adjacent tooth of user, user can press the user being provided on the handle of utensil The button at interface is to start pump assembly so that working fluid emits from nozzle.Alternatively, which can be configured to according to being used for The size that detection is located at the output of the sensor of the nozzle in interdental space automatically actuates working fluid to the tooth of user Conveying.For example, the sensor can be the form (such as video camera or optical sensor) of photodetector, (for example used for receiving light The visible light or infrared ray of family tooth reflection).As another substitution, which be can be configured in fixed frequency (such as 0.5 He Between 5Hz) at automatically actuate working fluid to user tooth conveying.

Nozzle, bar and fluid storage preferably form a part for being detachably connected to the burnisher of handle.

The utensil can be the form of dedicated interproximal cleaning utensil, between the gap of the tooth for cleaning user.Alternatively, The utensil can be the form of toothbrush, have the extra power of the improvement interproximal cleaning by transmission working fluid to interdental space Energy.In the case where the utensil is the form of toothbrush, burnisher or bar preferably include multiple bristles.Bristle is preferably around nozzle cloth It sets, and can be arranged to circumferentially about nozzle.Multiple bristles can be attached to the static section of burnisher, which can not It is mobile relative to handle.Alternatively, or additionally, multiple bristles can be attached to the removable section of burnisher, section It can be mobile relative to handle.In a preferred embodiment, which includes brush unit comprising brush carrier and is installed in this Multiple bristles on brush carrier, wherein brush carrier can be mobile relative to handle.

As described above, the bar or entire burnisher are preferably detachably connected to handle.This allows utensil to be mentioned It is provided with a set of similar burnisher, it is each that there is respectively different markers.This also allows utensil to be provided with one group not Same bar or burnisher.For example, this group of burnisher can be from the clear of the first kind with nozzle and removable brush unit The burnisher of the Second Type of clean tool, nozzle and stationary brush unit and with nozzle and not the third type of bristle It is selected in two or more in burnisher.Many corresponding different burnishers of same type can be provided that, example Such as, the burnisher of the first kind, wherein there is bristle corresponding different-stiffness or in which nozzle to have corresponding different fluid Outlet size.

The utensil is preferably hand-held instruments comprising all above-mentioned components of utensil.

The burnisher can be used as stand-alone item and be sold, for example, as spare parts or as be used for and existing handle The substitution burnisher being used together.

In second aspect, the utility model provides a kind of burnisher for including the tooth cleaning device of handle, Burnisher is detachably connected to the handle, and the burnisher includes:

Nozzle, for transportation work fluid jet stream to user tooth；

In alternative configuration, fluid storage can be moved relative to lid, to expose fluid inlet by fluid port, to permit Perhaps fluid storage is added.For example, lid can be attached to bar, wherein fluid storage can be relative to bar in first position and the It moving between two positions, fluid inlet is exposed by fluid port to allow fluid storage to refill in first position, Fluid inlet is stopped by lid in the second position.

In the third aspect, the utility model provides a kind of tooth cleaning device, comprising:

Nozzle, for transportation work fluid jet stream to user tooth；

Bar；

Fluid storage is mounted on bar, and for storing working fluid, the fluid storage includes fluid inlet, stream Body memory is added by fluid inlet；And

Lid, is connected to bar, and the lid includes fluid port, and wherein fluid storage can relative to covering in first position and It moving between the second position, fluid inlet is exposed by fluid port to allow fluid storage to refill in first position, Fluid inlet is stopped by lid in the second position.

Fluid storage can be biased away from first position, so that user must push fluid storage to first position To expose fluid inlet, so that fluid storage can be added.Elastic element, for example spring, is preferably provided in lid Between fluid storage, for fluid storage to be forced away from first position.

Working fluid is preferably gaseous working fluid, and preferably water, and to which fluid storage can be passed through by user Fluid port is located in below Household water tap, and fluid storage is in first position simultaneously, opens tap to water Fluid port is advanced through from tap and enters fluid storage, and is added.First is biased away from fluid storage In the case where setting, utensil may include fastener, for keeping fluid storage in first position, with help fluid storage by with The supplement at family.Alternatively, user can keep fluid storage in first position during filling.In this case, in fluid After memory is already filled up, user only needs to discharge fluid storage, so that it moves away from first position automatically.Fluid Memory is stopped by lid automatically, prevents working fluid from leaking by fluid inlet from fluid storage.

Alternatively, fluid storage can move between the second position stablizing first position and stablizing, and prevent user Fluid storage must be kept in first position during fluid storage filling.

When fluid storage is at the second position, the engageable sealing element of fluid inlet, the sealing element prevent working fluid from The leakage of fluid inlet.The sealing element can be located at lid when fluid storage in the second position when the surface towards fluid inlet On.

When fluid storage moves between the first position and the second position, fluid storage can be transported toward and away from lid It is dynamic.In a preferred embodiment, fluid storage can move between the first position and the second position along bar.Preferably, it flows Body memory can be rotated relative to lid between the first position and the second position, preferably the longitudinal axis of around rod.Lid is preferably ring Shape shape, and extend to cover preferred around rod.Alternatively, lid can be bending, arc or linearity configuration.

In fourth aspect, the utility model provides a kind of burnisher for including the tooth cleaning device of handle, Burnisher is detachably connected to the handle, and the burnisher includes:

Nozzle, for transportation work fluid jet stream to user tooth；

Bar portion；

Above-mentioned feature description relevant to the first aspect of the utility model is equally applicable to the second of the utility model and arrives Each of fourth aspect, vice versa.

Detailed description of the invention

The preferred feature of the utility model now will be only as an example, be described with reference to the drawings, in which:

Fig. 1 (a) is the right side view of tooth cleaning device, and Fig. 1 (b) is the front view of the utensil, and Fig. 1 (c) is the device The left side view of tool；

Fig. 2 schematically shows the component of fluid delivery system, the fluid delivery system is for conveying one workflow Tooth of the body to user；

Fig. 3 is the first embodiment of the burnisher of utensil right side perspective view viewed from above；

Fig. 4 is the handle of utensil right side perspective view viewed from above；

Fig. 5 is the sectional view of a part of the burnisher of Fig. 3；

Fig. 6 (a) is the schematic cross-sectional view of the fluid storage of the burnisher of Fig. 3, and the wherein diaphragm of fluid storage In complete collapsed configuration, Fig. 6 (b) is similar view with Fig. 6 (a), but its septation is in the partially unfolded configuration, Fig. 6 (c) It is similar view with Fig. 6 (a), but its septation is in practically complete unwinding configuration；

Fig. 7 is the perspective view of the utensil, and wherein the burnisher of Fig. 3 is separated from handle；

Fig. 8 is the decomposition view of the second embodiment of burnisher, which may be connected to handle；

Fig. 9 is the perspective view of the burnisher of Fig. 8 observed from below, and wherein covering for burnisher is deposited relative to fluid In the first position of reservoir；And

Figure 10 is the perspective view of the burnisher of Fig. 8 observed from below, and wherein burnisher is covered relative to fluid In the second position of memory.

Specific embodiment

Fig. 1 (a) to 1 (c) shows the external view of the embodiment of tooth cleaning device 10.In this embodiment, the device Tool is the form of hand-held instruments, is the form of electric toothbrush, with integrated package for applying with working fluid, for changing Kind interproximal cleaning.

The utensil 10 includes handle 12 and burnisher 14.The handle 12 includes external body 16, in the utensil 10 It is held during use by user.The body portion 16 is preferably molded of plastic material, and preferably general cylindrical shape.The handle 12 Including multiple user-operable buttons 18,20,22, it is located in the corresponding hole being formed in body portion 16, so that user is close. The handle 12 can include display, be located such that user is visual during utensil use.

The burnisher 14 includes bar 26 and head 28.The bar 26 is elongated shape, is used to be spaced beginning from handle 12 Portion 28, to promote the user operability of utensil 10.In this embodiment, the head of burnisher 14 includes brush unit 29 comprising brush carrier 30 and the multiple bristles 32 being installed on brush carrier 30.However, in other embodiments, it should Burnisher 14 may be provided as not having brush unit 29, so as to the form that the utensil is dedicated interproximal cleaning utensil, be used for It cleans between the gap in the tooth of user.

The burnisher 14 further includes fluid storage 34 and nozzle 36, which is used to store working fluid, The one or more strands of quick-fried teeth that flow to user of the nozzle for the transportation work fluid during the use of utensil 10.The fluid is deposited Reservoir 34 is connected to bar 26.At least partly around rod 26 extends the fluid storage 34.In this embodiment comprising brush Subelement 29, the brush unit extend at least partially about nozzle 36.

The nozzle 36 forms a part of fluid delivery system 40, for receiving working fluid from fluid storage 34, and For the quick-fried stream of working fluid to be transported to the tooth of user during 10 use of utensil.The end of nozzle 36 includes that fluid goes out Mouth 42, the quick-fried stream of working fluid are transported to the tooth of user by the fluid outlet 42.The fluid delivery system 40 is in Fig. 2 It schematically shows.Generally speaking, which includes fluid inlet 44, which is used to store from fluid Device 34 receives working fluid.In this embodiment, which is gaseous working fluid, is preferably water.The fluid is defeated Sending system 40 includes pump assembly 46, which is used for from 34 drawing working fluid of fluid storage through fluid inlet 44, and Quick-fried for transportation work fluid flows to nozzle 36.The pump assembly 46 is located in handle 12, and including positive-displacement pump 48 and is used for The driver of transfer tube 48.Driver preferably includes motor 50.Battery 52 for supplying power to motor 50 also is located at handle In 12.The battery 52 is preferably rechargeable battery.

The fluid inlet 44 of fluid delivery system 40 is connected to the fluid inlet 56 of pump 48 by the first conduit 54.First is unidirectional Valve 58 is located between fluid inlet 44 and pump 48 to prevent water from flowing back into fluid storage 34 from pump 48.Second conduit 60 will pump 48 Fluid outlet 62 be connected to nozzle 36.Second one-way valve 64 is located between pump 48 and nozzle 34 to prevent water from flowing back into pump 48. Control circuit 66 controls actuating for motor 50, and thus motor 50 and control circuit 66 provide the driving for pump operation 48 Power.Battery 52 supplies power to control circuit 66.The control circuit 66 includes electric machine controller, supplies power to motor 50.

In this embodiment, which receives when user presses the button on the handle 12 of utensil 10 The signal generated when 18,20,22.Alternatively, or additionally, which can receive is produced by the sensor being located in utensil Raw signal, or the signal from remote control equipment (such as display or personal device).For simplicity, in the following description, The control circuit 66 receives the signal generated as one in user's operation button 18,20,22.

Burnisher 14 is detachably connected to handle 12.With reference to Fig. 3 to 5, handle 12 includes public connector, preferably It for the form of plug 70, is received by complementary female connectors, which is preferably the recessed connector of burnisher 14 72 form.The recessed connector 72 limits general cylindrical recess portion 73, for receiving plug 70.The plug 70 is preferably from body portion 16 end surface 74 is outward and preferably prominent along the direction for the longitudinal axis for being parallel to handle 12.The end surface 74 limits Annular seating 76 is used to receive the circular bottom part wall 78 of fluid storage 34 when burnisher 14 is mounted on handle 12. The annular seating 76 includes the fluid inlet 44 of fluid delivery system 40.When burnisher 14 is mounted on handle 12, the stream Body entrance 44 receives fluid from the fluid outlet 80 of fluid storage 34.

Second conduit 60 (fluid outlet 62 for pumping 48 is connected to nozzle 36 by it) includes that the handle in handle 12 is led Tube section and the burnisher conduit section in burnisher 14.Handle duct section extends from the fluid outlet 62 of pump 48 To the handle fluid outlet port 82 for being positioned adjacent to plug 70.The burnisher conduit section 84 is from burnisher fluid inlet Port 86 extends to nozzle 36.The burnisher fluid inlet port 86 is prominent from the bottom of recessed connector 72.The recessed company Device 72 is connect to be accommodated in and be connected in the relatively wide bottom section 88 of bar 26.

As described above, burnisher 14 includes brush carrier 30, can be moved relative to bar portion 26.The utensil includes driving Mechanism is used for the movement for driving brush carrier 30 relative to bar 26.The driving mechanism includes that gear unit (is connected to bristle Carrier 30 as one kind) and driving unit (for driving gear unit 52 so that brush carrier 30 is moved relative to bar portion 26).

Handle 12 includes the driving unit of driving mechanism.The driving unit includes motor, preferably the form of direct current generator, The one or more of its button for pressing lower handle 12 by control circuit response user is activated.The motor of driving unit passes through gear Group is connected to rotatable drivable coupling member 90, and (it is protruded outward from plug 70, and in the motor actuation of driving unit It is rotated relative to body portion 16).

The burnisher 14 includes the gear unit of driving mechanism.Gear unit includes gear unit coupling member 92, when When burnisher 14 is connected to handle 12, which is connected and excellent with driving unit coupling member 90 Selection of land receives driving unit coupling member 70.The gear unit coupling member 92 is connected to the connecting rod 94 being contained in bar 26 One end and preferably integrally formed with the end.The other end of connecting rod 94 is connected to the side surface of brush carrier 30 to connect The Periodic Rotating of about 15 degree of angles of bar 94 causes brush carrier 30 to move relative to 15 degree of angular sweeps of bar 26.

Fluid storage 34 is mounted in the bar portion 26 of burnisher 14, and at least partly around its extension.At this In a embodiment, fluid storage 34 is annular shape, and thus surrounds bar 26.The fluid storage 34 is preferably located at bar 26 Separate head 28 end at or near, and thus in the present embodiment around rod 26 bottom section 88 extend.The fluid is deposited Reservoir 34 preferably with 5 to 50ml range capacity, and in this embodiment with 25ml capacity.

The fluid storage 34 passes through memory fluid inlet port 100 (in its outer wall for being formed in fluid storage 34) It is filled.The fluid inlet port 100 is preferably formed in the annular, outer side wall 110 of fluid storage 34.The memory Fluid inlet port 100 is sealed by enclosed member 102.The enclosed member 102 can be relative to fluid storage 34 in close stance It sets (as shown in Figure 3, wherein enclosed member 102 prevents working fluid from leaking from memory fluid inlet port 100) and opens It is moved between position.In the present embodiment, which is pivotably connected to fluid storage 34.The enclosed member 102 can be located in memory fluid inlet port 100 and form Fluid Sealing against vessels fluid inlet port 100.The closure Component 102 includes head 104, can be held by user so that enclosed member 102 is moved to open position, and its from closed position It can be pushed by user towards memory fluid inlet port 100 enclosed member 102 is back into closed position.

The enclosed member 102 can be connected to fluid storage 34 by a pair of of arm 106.One end quilt of each arm 106 It is connected to enclosed member 102, and the other end of each arm 106 is connected to fluid storage 34.In the present embodiment, arm 106 is integrally formed with enclosed member 102, wherein the part of the separate enclosed member 102 of each arm is connected to fluid storage The base wall 78 of device 34, such as using adhesive or pass through welding.Each arm 106 includes hinge 108, can be by arm 106 The part with local reduced thickness formed so that the part (it is connected to enclosed member 102) of arm 106 being capable of phase The other parts (it is connected to fluid storage 34) of arm 106 are pivoted.

In order to fill fluid storage 34, user dismantles burnisher 14 from handle 12, as described in more detail below, tightly The head 104 of enclosed member 102 is held between finger and thumb and is pulled outwardly by it from memory fluid inlet port 100.It should Fluid storage 34 can then be filled by user, such as by the way that memory fluid inlet port 100 is positioned at the fire hose to discharge water Head lower section.Once fluid storage 34 has been filled, the head 104 of enclosed member 102 is pushed and returns to memory fluid by user In ingress port 100, and burnisher 14 is connected to handle 12 again.When burnisher 14 is installed on handle 12, Being pivotally connected between enclosed member 102 and the base wall 78 of fluid storage 34 prevents enclosed member 102 in memory fluid Unexpected loss when ingress port 100 is exposed, and enable the junction position between enclosed member 102 and fluid storage 34 Between handle 12 and fluid storage 34.As shown in Figure 3, when enclosed member 102 is in its closed position, it is closed structure The low portion of the arm 106 of part 102 is located in the recessed section of the base wall 78 of fluid storage 34, so that arm 106 The bottom surface of low portion and the base wall 78 of fluid storage 34 are substantially flush.

At least part of the outer wall 110 of fluid storage 34 is preferably transparent to allow user to observe fluid storage 34 inside, and thus whether estimating of fluid memory 34 requires supplementation with before utensil 10 it is expected use.Outer wall 110 is preferred to be had About the symmetrical shape of the longitudinal axis of burnisher 14.Outer wall 110 preferably has curved shape, more preferably convex bending Shape, but alternatively outer wall 110 can have polygon or faceted shape.In this embodiment, outer wall 110 has spherical shape Curvature.As described below, fluid storage 34 is installed in the relatively wide bottom section 88 of bar 26, and the thus outer wall 110 With opposite circular hole, it is centered on the longitudinal axis of burnisher 14 to allow the bottom section 88 of bar 26 via wearing there It crosses.

Fluid storage 34 further includes inner wall 112, is connected to outer wall 110.The inner wall 112 is tubular form.Inner wall The preferably circular shape in 112 end, and it is close to form liquid between outer wall 110 and inner wall 112 to be connected to outer wall 110 Envelope.In the present embodiment, fluid storage 34 is formed by two housing parts.First shell part 114 includes outer wall 110 and interior The top section of wall 112, and thus the top section of the upper end of inner wall 112 and outer wall 110 is integrally formed.Second shell part 116 include the compresses lower section of outer wall 110 and the base wall 78 of fluid storage 34.

The fluid storage 34 further includes diaphragm 118.The diaphragm 118 is tubular form and surrounds the interior of fluid storage 34 Wall 112.The end 120,122 of the diaphragm 118 can be connected to outer wall 110 or be connected to inner wall 112.The diaphragm 118 is thus With outer surface, the outer wall 110 towards fluid storage 34, and the capacity of fluid storage 34 is limited with outer wall 110 together. Since diaphragm 118 can be seen that the outer surface 124 of the diaphragm 118 can have mark by user by least part of outer wall 110 Know, identifies burnisher 14 for user.For example, the mark can be the coloured part of the outer surface 124 of diaphragm 118, or molding Or it is otherwise formed in one or more alpha-numeric characters on the outer surface 124 of diaphragm 118.

Figures 5 and 6 (a) show the fluid storage 34 when fluid storage is full of working fluid.The thickness of diaphragm 118 It is selected so that with the material for forming diaphragm 118 when working fluid is extracted out by pump 48 from fluid storage 34, diaphragm 118 At least part can be moved in response to pressure difference (its across diaphragm 118 establish) relative to outer wall 110.In the present embodiment, work as work Make fluid by from when the suction of fluid storage 34, which can respond the pressure difference for generating the surface 124,126 across diaphragm 118 And it expands.Fig. 6 (a) shows diaphragm 118 in complete collapsed configuration or state, and wherein the capacity of fluid storage 34 is to maximize 's.

In this embodiment, burnisher 14 includes expanding chamber 128, is positioned as adjacent with inner wall 112.Expanding chamber 128 Reduction and increased volume with the volume with fluid storage 34.In this embodiment, expanding chamber 128 is spacious to air Open to allow when working fluid is supplied to fluid delivery system 100, when inner wall 112 is moved towards outer wall 110 atmosphere into Enter expanding chamber 128.Expanding chamber 128 is shown in Fig. 6 (b) and 6 (c), and diaphragm 118 is shown respectively and configures in demi-inflation, and Almost expansion configuration.Expanding chamber 128 is limited by the inner surface 126 of diaphragm 118 and the outer surface 130 of inner wall 112.One or Multiple holes or port 132 are formed in inner wall 112 to allow atmospheric air (such as between bar portion 26 and inner wall 112 The inlet air flow path of extension) the entrance expanding chamber 128 with the expansion of diaphragm 118.

When diaphragm 118 configures expansion towards its complete expansion, the size and shape of diaphragm 118 are close to outer wall 110 Size and shape.In other words, when diaphragm 118 is in complete expansion configuration, it sends out when fluid storage 34 is substantially empty Raw, the size and shape of the outer wall 110 of the size and shape and fluid storage 34 of diaphragm 118 are substantially the same.Therefore, expanding chamber Maximum volume of 128 maximum volume preferably with fluid storage 34 is substantially the same.

As described above, fluid storage 34 is installed in the relatively wide bottom section 88 of bar 26.In order to which fluid is deposited Reservoir 34 is mounted on bar 26, is formed in the bottom of the round hole and bar 26 in the first shell part 114 of fluid storage 34 The free end of section 88 is aligned, and the fluid storage 34 is pushed on bar 26.The interior table of the inner wall 112 of fluid storage 34 Face against bar 26 bottom section 88, so as to therebetween frictional force prevent fluid storage 34 fallen from bar 26.Fluid storage Along the movement of bar 26, by flange 140, (it extends radially outwardly device 34 from bar 26, and is located at the upper end of the bottom section 88 of bar 26 At portion) limitation.The flange 140 is annular shape, and is arranged to the ring of the first shell part 114 of engagement fluid storage 34 Shape planar end section or recess 142.When the flange 140 of 142 engaging lever 26 of recess of fluid storage 34, fluid storage 34 in the correct axial position along bar 26, and the fluid outlet 80 for subsequent fluid storage 34 arrives fluid delivery system The connection of 40 fluid inlet 44.In order to help fluid storage 34 to be aligned relative to 26 angle of bar, flange 140 and recess 142 may be provided as non-circular shape, such as C-shaped shape.In addition, fluid storage 34 can be by user visually relative to head 28 angular alignments, such as so that the head 104 of the enclosed member 102 is aligned with nozzle 36.

In order to which burnisher 14 to be mounted on handle 12, as shown in Figure 7, the plug 70 of handle 12 and it is formed in cleaning Recess 73 in the connector 72 of tool 14 is aligned, and the handle fluid outlet port 82 adjacent to plug 70 and burnisher 14 Burnisher fluid inlet port 86 be aligned.The burnisher 14 is then pulled on plug 70, so as to handle fluid outlet Port 82 is connected to burnisher fluid inlet port 86, and so that fluid storage 34 engages annular seating 76 to store fluid The fluid outlet 80 of device 34 is connected to the fluid inlet 44 of fluid delivery system 40.The inner surface 150 of the connector 72 of bar 26 supports By the outer surface of plug 70, so that frictional force holding rod 26 therebetween is on handle 12.The connector 72 is preferably by elastoplastic Material is formed, and when connector 72 is pulled on plug 70, its bending is to increase frictional force therebetween.Spring clip 152 can be by least Partly provide around connector 72 for promoting the inner surface 150 of connector 72 against plug 70.Burnisher 14 in order to prevent It is undesirably fallen off from handle 12, connector 73 may include retainer 154, and being installed in arm 156, (it is hingedly connected to connection Device 72) on.For example, arm 156 can be integrally formed with connector 72 and be connected to the residue of connector 72 by elastic hinge Part.When burnisher 14 is pushed on plug 70, which enters the recess being formed on the outer surface of plug 70 (not shown).With reference to Fig. 3 and 4, in order to inhibit accident rotation of the fluid storage 34 relative to handle 12, fluid storage 34 Base wall 78 is provided with public connector 160, engages the female connectors being disposed on the annular seating 76 of handle 12 162.In the present embodiment, public connector 160 is at least partly around burnisher fluid inlet port 86, and female connectors 162 surround handle fluid outlet port 82.Alternatively, fluid storage 34 is provided with female connectors, works as burnisher 14 when being connected to handle 12, receives the public connector being located on handle 12.

For operation utensil 10, user presses the button 18,20,22 on handle 12.User is by pressing lower button 18 Utensil 10 is opened, which is detected by control circuit 66.User can pass through the operation mode by the selection utensil 10 of lower button 20. For example, control circuit 66 can start motor so that brush unit 29 is mobile relative to handle 12 by primary by lower button 20.Again It is secondary to turn off motor by lower button 20.When button 22 is pressed, one stream of water emits from nozzle 36.The starting pump of control circuit 66 48 to promote a large amount of water to flow to nozzle 36 from the fluid cavity of pump 48, and by aspirating a volume from fluid storage 34 Water fluid replacement chamber.

Handle 12, the various connections between bar 26 and fluid storage 34 enable utensil 10 to be easily removed by user, Such as the component of utensil 10 is allowed to be replaced, such as due to abrasion.In order to replace burnisher 14, user catches bar with a hand 26 or fluid storage 34, handle 12 is caught with another hand, pulls burnisher 14 far from handle 12, as shown in Figure 7.With Under the action of the power that family applies, retainer 154 is moved away from the recess on the outer surface for being located at plug 70 so that burnisher 14 can unload from handle 12.

Fig. 8 shows the second embodiment of burnisher 160, is detachably connected to the handle of utensil 10.Cleaner Tool 160 has much structures identical with burnisher 14；Burnisher 160 includes bar 26 identical with burnisher 14, head Portion 28 and connector 72.In a second embodiment, fluid storage 34 is replaced by fluid storage 162.Fluid storage 162 has Have a size and shape identical with fluid storage 34, and including outer wall 110 identical with fluid storage 34, inner wall 112 and Diaphragm 118.In the fluid storage 162, the fluid inlet 164 of fluid storage 162 is positioned in fluid storage 162 On annular bottom wall 78.Fluid inlet 164 is angularly spaced from around the longitudinal axis of the bar 26 of burnisher 160 from fluid outlet 80 It opens.

The enclosed member 102 of fluid storage 34 is installed in 166 generations of lid on the end of the connecting elements 72 of bar 26 It replaces.Lid 166 is annular shape, and has inner circular periphery 168, is received in cylindrical groove 170, the cylindrical groove 170 be limited to the bottom wall 78 of fluid storage 162 and around connecting elements 72 end extend annular edge between 172 so that Lid 166 can be rotated relative to the longitudinal axis of 162 around rod 26 of fluid storage.Lid 166 is arranged to only when 160 quilt of burnisher It can be by user's manual movement when being removed from handle 12.In this embodiment, notch 174 is formed in the outer periphery 176 of lid 166, To limit recess portion 178, the end of finger is can be inserted into the recess portion to rotate lid 166 relative to fluid storage 162 in user. The bottom wall 78 of fluid storage 162 include concave portion 180, when lid 166 relative to fluid storage 162 at first position, It is aligned with the recess portion of lid 166, as shown in figure 9, further to help user to realize lid 166 relative to fluid storage 162 Movement.

Lid 166 includes first fluid port 182 and the second fluid port 184 spaced apart from first fluid port 182.When When lid 166 is in the first position relative to fluid storage 162, the fluid inlet 164 of fluid storage 162 is by first fluid The exposure of port 182, enables a user to through 164 fluid replacement memory 162 of fluid inlet, and fluid storage 162 Fluid outlet 80 is closed by lid 166.Once fluid storage 162 is filled up by user, user deposits lid 166 relative to fluid Reservoir 162 rotates, such as catches fluid storage 162 by a hand and rotate lid 166 with the finger tips of another hand, arrives The second position, as shown in Figure 10.In the second position of the lid 166 relative to fluid storage 162, the stream of fluid storage 162 Body entrance 164 is closed by lid 166, and the fluid outlet 80 of fluid storage 162 is by the exposure of second fluid port 184.Cleaner Tool 160 is in may be connected to handle 12, to be similar to the connection type that burnisher 14 arrives handle 12, so that working fluid can To be extracted out by pump 48 from fluid storage 162.

Claims

1. a kind of tooth cleaning device, which is characterized in that the utensil includes:

Nozzle, for transportation work fluid jet stream to user tooth；

Fluid storage, for storing working fluid, the fluid storage includes fluid inlet, and fluid storage passes through fluid Entrance is added and fluid outlet；And

Lid, including first fluid port and second fluid port, and wherein the lid can be relative to fluid storage at first It sets and is moved between the second position, fluid inlet is by the exposure of first fluid port to allow fluid storage weight in first position New filling, fluid inlet is stopped by lid in the second position, and fluid outlet is exposed by second fluid port.

2. utensil according to claim 1, which is characterized in that lid can be rotated relative to fluid storage.

3. utensil according to claim 1, which is characterized in that cover as annular shape.

4. utensil according to claim 1, which is characterized in that fluid storage includes outer wall, and wherein fluid inlet is formed In the outer wall, and lid be positioned as it is adjacent with the outer wall of fluid storage.

5. utensil according to claim 1, which is characterized in that lid is arranged to prevent workflow when covering in the second position Body is leaked from fluid inlet.

6. utensil according to claim 1, which is characterized in that when covering at first position, the fluid of fluid storage goes out Mouth, which is covered, to be stopped.

7. utensil according to claim 6, which is characterized in that lid is arranged to prevent work when the first position Gai Qi Fluid is leaked from fluid outlet.

8. utensil according to claim 1, which is characterized in that the utensil includes handle and prolongs between handle and nozzle The bar stretched, and wherein fluid storage is mounted on bar.

9. utensil according to claim 8, which is characterized in that at least partly around rod extends fluid storage.

10. utensil according to claim 8, which is characterized in that fluid storage surrounds bar.

11. utensil according to claim 8, which is characterized in that lid is mounted on bar.

12. utensil according to claim 8, which is characterized in that lid is movable relative to bar.

13. utensil according to claim 8, which is characterized in that lid is mounted at or near the end of bar.

14. utensil according to claim 8, which is characterized in that bar includes connecting elements, for connecting the rod to handle, And its middle cover is mounted on connecting elements.

15. utensil according to claim 8, which is characterized in that bar is detachably connected to handle.

16. a kind of burnisher for including the tooth cleaning device of handle, burnisher are detachably connected to the hand Handle, which is characterized in that the burnisher includes:

Nozzle, for transportation work fluid jet stream to user tooth；

17. burnisher according to claim 16, which is characterized in that lid can be rotated relative to fluid storage.

18. burnisher according to claim 16, which is characterized in that cover as annular shape.

19. burnisher according to claim 16, which is characterized in that fluid storage includes outer wall, and wherein fluid enters Mouthful formed in the outer wall, and lid be positioned as it is adjacent with the outer wall of fluid storage.

20. burnisher according to claim 16, which is characterized in that lid is arranged to prevent when covering in the second position Working fluid is leaked from fluid inlet.

21. burnisher according to claim 16, which is characterized in that when covering at first position, fluid storage Fluid outlet is stopped by lid.

22. burnisher according to claim 21, which is characterized in that lid is arranged to prevent when the first position Gai Qi Only working fluid is leaked from fluid outlet.

23. burnisher according to claim 16, which is characterized in that the burnisher includes bar, and wherein fluid Memory is mounted on bar.

24. burnisher according to claim 23, which is characterized in that at least partly around rod extends fluid storage.

25. burnisher according to claim 23, which is characterized in that fluid storage surrounds bar.

26. burnisher according to claim 23, which is characterized in that lid is mounted on bar.

27. burnisher according to claim 23, which is characterized in that lid is movable relative to bar.

28. burnisher according to claim 23, which is characterized in that lid is mounted at or near the end of bar.