CN101095604A

CN101095604A - Hand-held vacuum cleaner having functions of cleaning filtration device and processing dust

Info

Publication number: CN101095604A
Application number: CNA2006100957009A
Authority: CN
Inventors: 何稼楠
Original assignee: Glory Electric Co ltd
Current assignee: Glory Electric Co ltd
Priority date: 2006-06-29
Filing date: 2006-06-29
Publication date: 2008-01-02

Abstract

The invention discloses one handle vacuum cleaner with filter cleaning and dust treating functions. Said handle vacuum cleaner improves the filter clean and dust treating functions, and comprises filter vibrating system and dust door unit. The eccentric weight motor generates vibration during operation, said eccentric weight and motor are contained in fixation device in filter, said fixation device is installed in main body. The filter is detachably connected with filter fixation device. The dust treating function comprises dust cover provided with open at the bottom, door suspending on slide block, and locking device at side part, which enables door to be open from locking device. The open of filter vibration and door are carried out through one action.

Description

Hand-held vacuum cleaner with cleaning filtration and dust processing capacity

Technical field

The present invention relates to vacuum cleaner, relate more specifically to hand-held vacuum cleaner.

Background technology

Typically, hand-held vacuum cleaner has the motor that is connected to fan, and described motor can be battery-operated by main power source or rechargeable type, and described fan produces an air-flow, and this air-flow sees through suction nozzle and enters grey dust hood and then enter described fan.Normally, place the simple filtering device in the inner meeting of grey dust hood, the profile of the bottom of described filter combines with seal, thereby seals against the inside of grey dust hood.In other situation, described filter sealably is assembled to main body, and has identical effect.Sometimes, the geometry of grey dust hood and suction nozzle is formed by this way: before air was drawn by filter, air moved around the vortex or the spiral path of filter.This cyclone or not have a bag type dust separation mode be known for any technical staff within this area.After fan, can use another filter, to filter fine dust or from the carbon dust of motor.

A problem of typical hand-held vacuum cleaner is, being equipped with the simple filtering device in grey dust hood reaches with the vortex air-flow in the situation of the mobile dust catcher of described filter, filter gets clogged very soon, thereby reduce the suction performance of dust catcher, and in the situation of rechargeable type dust catcher, can shorten running time.This makes the user must take out filter and it is cleaned that this is considered to very uncomfortable work usually.

Relevant issues are such, and filter usually all is positioned at grey dust hood inside, and as a kind of connector of the openend of grey dust hood, so if will clear up filter, the user at first must take off filter from the openend of grey dust hood.This operation is considered to make us uncomfortable usually, because the surface that filtration media and operation are contacted the time is messy usually.

Another problem is a cleaning and filtering, has in most applications at outdoor cleaning and filtering, or in the situation for rinsable filter, carries out in scullery basin or like environment.In any situation, most of users avoid such work as far as possible, because of this generally is work beastly.

Summary of the invention

The objective of the invention is to solve the problem that cleaning filtration and dust empty.Product in the preferred embodiment of the present invention is equipped with the dust release-push, and described pushbutton enable filter vibrating mechanism and dust discharge door.By depressing the dust release-push that is positioned on the handle, the user will start the filter vibrating mechanism, meanwhile, also trigger dust and will discharge door mechanism.This makes the user also grey dust hood to be emptied simultaneously with mode most of fine dust of removing the clean blocked filter in grey dust hood inside of control.Do not need extra receptacle, dust can be flushed in the household garbage can for example commonly used.Additional advantage is that whole cleaning filtration/dust empties circulation and can realize by one-handed performance.

In a preferred embodiment of the invention, provide a kind of hand-held rechargeable type vacuum cleaner, dust is discharged for it and the operation of processing makes improvements.

More specifically,, provide a kind of hand-held rechargeable type vacuum cleaner, comprising according to a first aspect of the present invention:

-body, described body comprise that left and right sides housing, handle, shift knob and the switch, dust relieving mechanism, the grey dust hood that hold internal part discharge the cavity of locking and being used to deposit accessory tool.Described body further comprises the motor and the blower-casting of the electronic component that is used for control appliance, rechargeable type battery pack, drive fan, and described blower-casting is suitable for air is inducted into fan and passes through fan.

-dust shade assembly, the dust chamber that forms the suction nozzle import and be used to hold filter and collect dust.Described dust is covered with two following grooves and is connected with the respective ribs of main body being suitable for, and has that groove discharges lock to be suitable for cooperating the grey dust hood on the main body on one.

-filter vibrational system, its involving vibrations motor, eccentric weight, spring, vibration cone and be installed in filter on the framework.It further comprises: the dust relieving mechanism, and described dust relieving mechanism can have dust release-push and dust release lever; And the micro switch that is used to control vibrating motor.

Have the dust release-push in the preferred embodiment, described dust release-push is set in the grip area of body shell.Described button can be pivotally mounted in the housing, and has unlatching, scram position.Can have slidably dust release lever in main casing, described dust release lever is connected pivotally with the dust release-push, makes described dust release-push drive described dust release lever and moves in the vertical direction.And can have return spring, described return spring is exerted pressure to described bar and button assembly and is made it return back to original scram position.The micro switch that is used to control vibrating motor can be positioned, and makes described dust release lever start micro switch when its open position, and then the Vibration on Start-up motor.

Vibrating motor with axle can be installed in the housing, and described housing can be taper, and is made up of to be convenient to assembling two and half housings.Described two and half housings can have fastener, and for example so-called buckle type assembly is so that they can be assembled as a complete cone and at other parts of internal fixation.Described two and half housings also can form flange when being assembled together, described flange is locked to main body with described conical shell.This locking action can be loose, is enough to allow the vibration of conical shell, but stops conical shell to be moved apart from main body simultaneously.Damping unit can be arranged, such as foam and rubber, to reduce any beat noise or the similar sound.

Any rotation of vibrating motor axle can have eccentric weight to be installed on the axle of vibrating motor, so that all can cause oscillating movement.Between vibration cone and main body, flexible connecting member can be arranged, for example spring or the parts made by the flexible material of for example rubber and so on.

The flexible connecting member that connects vibration cone and main body can be designed to: make any dynamic conductive device between vibrating motor and main body all be protected in inside.

Filter assemblies can be arranged, and described filter assemblies comprises filtration media and filter frame, and described filter assemblies is fixedly mounted on the vibration cone.Described filter assemblies can use so-called bayonet fitting or similar design and be fixed on the vibration cone.Described filter assemblies is designed to light and handy as much as possible, especially towards its top, so that follow the vibration of vibration cone.

According to a second aspect of the present invention, a kind of hand-held rechargeable type vacuum cleaner is provided, comprising:

-body, described body comprise that left and right sides housing, handle, shift knob and the switch, dust relieving mechanism, the grey dust hood that hold internal part discharge the cavity of locking and being used to deposit accessory tool.Described body further comprises the motor and the blower-casting of the electronic component that is used for control appliance, rechargeable type battery pack, drive fan, and described blower-casting is suitable for air is inducted into fan and passes through fan.In addition, it comprises dust release-push and dust release lever.

-dust shade assembly, the dust chamber that forms the suction nozzle import and hold filter and collect dust.Described dust is covered with two following grooves and is connected with the respective ribs of main body being suitable for, and has that groove discharges lock to be suitable for cooperating the grey dust hood on the main body on one.It further comprise grey dust hood door, driven sliding block, control driven sliding block two springs, be used for two carbines that grey dust hood door is maintained in its closed position.

In a preferred embodiment, the dust relieving mechanism has the dust release-push of the grip area of the body shell of being set at.Described button can be pivotally mounted in the housing, and has unlatching, scram position.With respect to shining grey dust hood door, described button also can be counted as cutting out and open position.Can have slidably dust release lever in main casing, described dust release lever is connected pivotally with the dust release-push, makes described dust release-push drive described dust release lever and moves in the vertical direction.And can have return spring, described return spring is exerted pressure to described bar and button and is made it return back to original shutoff/closed position.Described dust release lever can have the device that motion is converted to driven sliding block, for example the surface of wedge or band angle.

Three grooves and corresponding locking device are fixed to main body with the dust shade assembly.In described assembling position, driven sliding block and dust release lever produce CONTACT WITH FRICTION.The wedge on band inclined-plane can be set on the driven sliding block, and is designed to mate the movement transforming device on the dust release lever, so that main the moving both vertically of dust release lever is converted into the main horizontal movement of driven sliding block.

Driven sliding block can be disposed in the grey dust hood by this way: allow the longitudinal axis of its main upper edge product in the horizontal direction to slide.It can have closes and open position.And can be provided with spring and so on for example make it be returned to the device of its original closed position.Described driven sliding block can be provided with shaft device, in order to be equipped on the hinge means of dust cover door mutually.These hinge means can be constructed like this: allow their interlocks or break away from shaft device on the driven sliding block, so both be convenient to assembling, and when the accidental damage that can be played a protective role again in the situation of firmly opening or excessively opening, avoid of grey dust hood door.When described hinge was connected to described shaft device, door was allowed to swing closing between the open position.Simultaneously, be connected because driven sliding block pivots with grey dust hood door, forward/backward is slided so slide block/door assembly can be followed the motion of driven sliding block.Like this, corresponding slide block/door assembly mainly contains two positions: one backward/open position and one forward/closed position.

One locking device that is arranged on the grey dust hood can be arranged, be used for being positioned at forward/grey dust hood door is maintained in its closed position during the closed position at slide block/door assembly.These locking devices can be one or more hooks, and described hook can move opening and closing between the position, and by bullet to latched position.In addition a characteristic of correspondence can be arranged, for example the hole is arranged on the grey dust hood door to be suitable for carrying out sealed with described hook.Described hole and hook can be provided with the edge of angle, make when grey dust hood door is positioned at forward facing position and shifts to the closed position, and described hook can easily be pressed in the locking of door along last, under the pressure of spring, buckles into locked position then.

Dust relieving mechanism control dust discharges door; It can be made up of button and bar.If will open grey dust hood door, to push the dust release-push earlier, thereby the dust release lever is moved up, pass to driven sliding block/door assembly forward thereby will move.The amplitude of travelling forward of slide block/door assembly is designed to: greater than the undercutting of lock hook or the distance of dangling.When door when moving forward to preset distance, described goalkeeper is released from locking device, and is allowed to swing open.Except depending on gravity, can use for example device assistance of spring that door is opened.

A second aspect of the present invention can be in conjunction with the feature of first aspect.Under the situation of the detailed description of several embodiment, other several aspects of the present invention will clearly show below reading and understanding.

Description of drawings

The present invention can adopt the physical form of some part and arrangement of parts, and wherein they have several embodiment.The preferred embodiments of the present invention are described in detail with reference to the accompanying drawings below, in the accompanying drawing:

Fig. 1 is that grey therein dust hood partly is connected to main casing according to the perspective view of the hand-held vacuum cleaner of preferred embodiment structure;

Fig. 2 is the sectional view of getting by product center;

Fig. 3 is the sectional view of getting by grey dust hood center;

Fig. 4 is the exploded view that is shown specifically the filter vibration component;

Fig. 5 is the exploded view that is shown specifically the dust shade assembly;

Fig. 6 is the cutaway view that is shown specifically grey dust hood door locked hook.

The list of parts of hand-held vacuum cleaner:

1 left shell, 2 right shell bodies

3 motor installing racks, 4 fan motors

5 fans, 6 charging plugs

7 impeller covers, 8 blower-castings

9 fan rubber grommets, 10 steam vents

11 dust release-pushes, 12 dust release levers

13 grey dust hood 14 driven sliding block

15 grey dust hood door 16 screws

17 springs, 18 grey dust hood antethecas

19 rubber wing limits, 20 pushing packing rings

21 keep hook 22 to keep hook

23 hook springs, 24 eccentric weight housings

25 vibrating springs, 26 conical shells

27 vibrating motors, 28 eccentric weight

29 grey dust hoods discharge lock 30 screws

31 vibration micro switch, 32 switches

33 led circuit plates, 34 LED

35 shift knobs, 36 main circuit boards

Dust chambers 37 38 vibration cones

39 handles, 40 suction nozzles

41 release lever pivots, 42 release lever pivots

44 inclined-planes, 43 battery chambers

45 hinges, 46 flanges

Groove on 47 times grooves 48

49 inclined-planes, 50 lock holes

51 grey dust hood door-hinge 52 fasteners

53 air inlet pipe, 54 filter assemblies

55 air admission holes

The specific embodiment

With reference now to accompanying drawing,, wherein accompanying drawing only is used to illustrate the preferred embodiments of the present invention, rather than be used to limit the present invention, and Fig. 1 illustrates the rechargeable type hand-held vacuum cleaner, and described dust catcher has with 100 main parts that indicate with the 101 grey dust hood parts that indicate.

Main part 100 is made up of left shell 1 and right shell body 2, and described housing forms handle 39 together.Although do not show, below described product battery cover with cavity, described cavity is suitable for holding and storing the accessory tool that does not show equally.Fig. 1 also illustrates shift knob 35, power supply indication LED 34, dust release-push 11 and grey dust hood and discharges lock 29.Be revealed with the assembled state that itself and main body fit together with the 101 grey dust hoods parts that indicate, described grey dust hood partly has grey dust hood 13, suction nozzle 40 and grey dust hood door 15.

With reference now to Fig. 2,, wherein the more detailed cross section of entire product is revealed, and can see fan motor 4 and along axial mounted fan 5 of the turning cylinder of fan motor 4 and blower-casting 8.Fan motor 4, fan 5 and blower-casting 8 are fixed on suitable position between two main casing halfbodies and the additional rubber components (not shown), and wherein said rubber components plays the effect of sealing and vibration damping.On the main circuit board 36 electronic component is housed, and shift knob 35 is positioned at switch 32 tops slidably.Although do not illustrate but what indicate is the space that is used to place rechargeable battery with 43.Also has the charging plug (not shown) at the rear portion of main casing.

Still with reference to figure 2, dust release-push 11 is placed on the release lever pivot 41 pivotly, makes dust release-push 11 have to be called to turn-off/close and start/two positions of opening.Although do not show, be for 11 times to make button be biased to the spring of shutoff/closed position at button.Dust release lever 12 is arranged in vertical orientations slidably, and is connected with dust release-push 11 through connector 42.When dust release-push 11 rotatablely move and dust release lever 12 in the straight-line while, connector 42 places can carry out some transverse movements.Rotatablely moving of dust release-push 11 is converted into the rectilinear motion of dust release lever 12.Formerly, we define dust release-push 11 and dust release lever 12 as the dust relieving mechanism.The motion of the vibration micro switch 31 response dust release levers 12 of control vibrating motor 27.In the lower end of dust release lever 12 are the wedges that have inclined-plane 44, and wherein said inclined-plane has predetermined angle.The inclined-plane of this band angle changes moving both vertically of dust release lever 12 into the horizontal movement of grey dust hood door 15.

Refer now to Fig. 3 and Fig. 5, to finish description to grey dust hood door opening mechanism.Driven sliding block 14 is slidably mounted in the bottom of grey dust hood 13, so that it can slide between the opening and closing position.Described slide block is maintained at the appropriate position by screw 16.Be spring 17 between driven sliding block 14 and grey dust hood 13, described spring 17 is setovered driven sliding block 14 to the closed position backward.Be provided with wedge on driven sliding block 14, described wedge has inclined-plane 49, and the described inclined-plane of this inclined-plane 49 and earlier in respect of figures 2 44 is corresponding.Moving upward on dust release lever 12 will change travelling forward of driven sliding block 14 into.Return motion will be put teeth in by above-mentioned spring.

With reference to Fig. 5 and Fig. 6, driven sliding block 14 adapts with grey dust hood door-hinge 51, and wherein said grey dust hood door-hinge 51 is connected to grey dust hood door 15 via hinge 45.These hinge fractions have the cylinder-shaped bearing surface, are similar to friction bearing, but end is with the angle openings less than 180 degree so that they can by mounting or dismounting snap-in on the described grey dust hood door-hinge 51.This becomes easily assembling, and prevents that hinge 45 is destroyed in the situation that grey dust hood door 15 is firmly opened; Because described grey dust hood door 15 will break away from its axle before breakage occurring.In case hinge 45 is placed on the appropriate position on the grey dust hood door-hinge 51, grey dust hood door 15 just can move between the opening and closing position.

Still with reference to Fig. 5 and 6, and be looked at as a unit, driven sliding block 14 and grey dust hood door 15 can present two extreme positions.A: closed position, driven sliding block 14 backward, and grey dust hood door 15 is closed.B: open position, driven sliding block 14 forward, and grey dust hood door 15 is opened.The position of driven sliding block 14/ grey dust hood door 15 will be by the dust relieving mechanism: button 11, determine via dust release lever 12 and spring 17.

With reference now to Fig. 6 and Fig. 5,, be disposed in grey dust hood 13 front end be to keep

hook

21 and 22, it has two positions of opening and closing, and is biased to the closed position by hook spring 23.Be in the situation of its closed position at driven sliding block 14/ grey dust hood door 15, grey dust hood door 15 is held by two maintenance hooks 21 and 22 and closes.Ash dust hood door 15 is provided with lock hole 50, and described lock hole 50 cooperates the maintenance structure that keeps

hook

21 and 22 to realize locking.Described lock hole 50 is bigger with respect to keeping

hook

21 and 22, makes grey dust hood door 15 to lock thereby discharge with respect to keeping

hook

21 and 22 to travel forward.Dust release-push 11 be depressed so that be moved to via said mechanism open/situation of enable possition under, described grey dust hood door 15 will move forward preset distance, discharge locking until described

maintenance hook

21 and 22.

Now pay close attention to another aspect of the present invention, the filter vibrational system, and with reference to figure 2, dust release-push 11 is placed on the release lever pivot 41 pivotly, makes it have two positions respectively: to turn-off/close and start/open position.Although do not show, be for 11 times with the spring of button biasing to shutoff/closed position at button.Dust release lever 12 is arranged in vertical orientations slidably, and is connected with dust release-push 11 through connector 42.When dust release lever 12 at rectilinear motion and dust release-push 11 during in rotational motion, connector 42 places allow some transverse movements.Rotational motion on the dust release-push 11 is changed into the rectilinear motion of dust release lever 12.The motion of the vibration micro switch 31 response dust release levers 12 of control vibrating motor 27.

Refer now to Fig. 4, we see the exploded view of filter vibrational system, have conical shell 26 therein, and it is divided into two halves and uses fastener 52 to be assembled into complete cone.What hold in cone is: vibrating motor 27, and described vibrating motor 27 comprises rotating shaft; And eccentric weight 28, described eccentric weight 28 is installed on the described rotating shaft.Also have, accommodate vibrating spring 25 in cone inside, described vibrating spring 25 is being supported vibration unit, and is connected to main body air inlet pipe 53, and uses screw 30 as fastener.On air inlet pipe 53 and around conical shell 26 bottom inside one flange 46 is arranged, described flange 46 is fixed to conical shell 26 on the main body.But between described flange 46 and the main body level of freedom is arranged, make flange 46 can produce vibration, and can not produce collision noise because of the machinery contact with respect to main body.

With reference now to Fig. 2,, we see a cross section by the dust vibration unit.When dust release lever 12 triggered vibration micro switch 31, vibrating motor 27 was activated, and because on its axle, eccentric weight 28 is housed, thereby cause whole taper vibration unit (involving vibrations motor 27, eccentric weight 28 and conical shell 26) vibration.Moreover one comprises that the filter assemblies 54 of filtration media and filter frame tightly is installed on the conical shell 26.Filter assemblies 54 uses so-called bayonet fitting to be fixed on the conical shell 26.Filter assemblies 54 is designed to light and handy as far as possible, especially towards its top end, so that follow the vibration of conical shell 26.

Still with reference to figure 2, we can follow the air flue in the cross section.Air is inhaled into grey dust hood 13 by suction nozzle 40, and the air pressure that has a rubber tissue (not shown) to be passed through is there opened, and then the guiding air flows around filter assemblies 54.Air continues to pass the filtration media on the filter 54, and passes air admission hole 55 and enter conical shell 26.Use the design of the vibration unit of vibrating spring 25 to allow in described unit, to form many spaces so that allow air by and enter main body via air inlet pipe 53.

Claims

1. hand-held vacuum cleaner comprises:

-main part, described main part comprise handle, have the internal air passageways of upstream inlet and downstream row gas port, are used to produce device and dust relieving mechanism by the air-flow of described air flue;

-be used to collect the grey dust hood part of dust, described grey dust hood part is connected to described main body dismantledly, and have upstream suction nozzle and downstream opening, and be set to make the air inlet that downstream opening is fluidly connected to main body, the bottom of ash dust hood is provided with the dust release opening, have the grey dust hood door of pivot and open position and closed position at hinged end, and holding device is maintained in its closed position grey dust hood door being used for;

-filter part, described filter partly are positioned at grey dust hood part, and are disposed in the air-flow between the air inlet of suction nozzle and main body, and comprising: be installed in the filter on the framework, described filter has upstream side and downstream; And vibrating device, described vibrating device is used to discharge the dust that drops on the filter upstream side,

It is characterized in that the function of vibrating device and grey dust hood door is all started by the dust relieving mechanism.

2. vacuum cleaner according to claim 1, wherein, vibrating device is installed on the main part, and filter is installed on the grey dust hood part, and when grey dust hood was connected to main body, described two parts produced the physics contact.

3. vacuum cleaner according to claim 1, wherein, vibrating device is installed on the main part, and filter is installed on the described vibrating device.

4. vacuum cleaner according to claim 1, wherein, vibrating device forms the part of air flue between filter and main body air inlet.

5. according to claim 2 or 3 described vacuum cleaners, wherein, vibrating device is an assembly, and described assembly comprises housing, motor that forms the inner space and the eccentric weight that is connected to motor, and wherein motor and eccentric weight are accommodated in the inner space of vibration housing.

6. vacuum cleaner according to claim 5, wherein, the vibrating device assembly is connected to main part via flexible connecting member, and described flexible connecting member is suitable for allowing described vibrating device assembly to vibrate with respect to main body.

7. vacuum cleaner according to claim 5, wherein, the vibration housing mainly has the rotation shape, and roughly aligns with the described upstream inlet of main part, described vibration housing has a plurality of holes, makes air can flow through described hole and enters the main body air flue.

8. vacuum cleaner according to claim 6, wherein, flexible connecting member is at least one coil spring.

9. vacuum cleaner according to claim 6, wherein, flexible connecting member is made by flexible polymer or rubber.

10. vacuum cleaner according to claim 1, wherein, the dust relieving mechanism causes that when being activated grey dust hood door moves preset distance with respect to grey dust hood and holding device, makes the grey dust hood door that is in its closed position to be released from holding device, thereby can be opened.

11. vacuum cleaner according to claim 10, wherein, door is hinged on the slide block, and described slide block has axle and is arranged to and can slide with respect to grey dust hood.

12. vacuum cleaner according to claim 11, wherein, the hinge of door is connected to the axle of slide block dismantledly.

13. vacuum cleaner according to claim 10, wherein, slide block produces machinery with the dust relieving mechanism and contacts, and is configured such that motion can be transmitted by between.

14. a hand-held vacuum cleaner comprises:

-be used to collect the grey dust hood part of dust, described grey dust hood part is connected to described main body dismantledly, and have upstream suction nozzle and downstream opening, and be set to make the air inlet that downstream opening is fluidly connected to main body, the bottom of ash dust hood is provided with the dust release opening, have the grey dust hood door of pivot and open position and closed position at hinged end, and locking device is maintained in its closed position grey dust hood door being used for;

It is characterized in that the dust relieving mechanism causes that when being activated grey dust hood door moves preset distance with respect to grey dust hood and holding device, make the grey dust hood door that is in its closed position to be released, thereby can be opened from holding device.