CN104323741B - A kind of Wet-dry dust catcher - Google Patents
A kind of Wet-dry dust catcher Download PDFInfo
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- CN104323741B CN104323741B CN201410518440.6A CN201410518440A CN104323741B CN 104323741 B CN104323741 B CN 104323741B CN 201410518440 A CN201410518440 A CN 201410518440A CN 104323741 B CN104323741 B CN 104323741B
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- impeller
- screen holder
- wet
- inlet channel
- dust catcher
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Abstract
The screen holder for arranging filter screen of one band driving means towards suction passage is set under the impeller base that impeller inlet channel is set of Wet-dry dust catcher, the i.e. related filter screen of screen holder is movable, when screen holder driven device moves into, impeller inlet channel is covered by screen holder, enter dust suction mode of operation, consistent with the air-flow method of operation of standard vacuum；During the removal of screen holder driven device, impeller inlet channel opens wide, entrance mops floor mode of operation, it is mingled with the air-flow of water droplet after entering suction passage, is directly entered the impeller that dust sucting motor drives, spilt to the peripheral sewage collecting tank of impeller by receded disk impeller, heavier liquid is left on sewage collecting tank, air-flow is then by outside airflow emissions channel discharge machine, owing to not over filter screen, airflow efficiency significantly improves.
Description
Technical field
The present invention relates to a kind of Wet-dry dust catcher, mainly by arranging the baffle plate of position changeable (band driving means)
For improving the airflow efficiency of Wet-dry dust catcher, it is particularly suited for low power Wet-dry clean robot.
Background technology
Existing clean robot refers mainly to intellective dust collector, and the intellective dust collector relating to commodity has multiple, and as business
Product intelligent floor cleaning machine the most visible two kinds at present, see http://www.bblqs.com/article/399.htm, also do not have
Can mop floor (washing ground), the clean robot of dust suction unification occurs, the present inventor newly devises a kind of brush, sees
ZL201210446511.7 so that can mop floor (washing ground), the clean robot of dust suction unification occur being possibly realized, although having at present
The dust catcher of non intelligent Wet-dry, mostly have employed baffle plate and hinders the air-flow of carrying liqs, make gas-liquid separation, this structure gas
The efficiency comparison of stream is low, so mostly using powerful dust sucting motor.For miniaturization, battery-powered small-power intelligence
For robot, it can be mopped floor and filthy water is taken away some and undertake to do what is apparently beyond one's ability.Chinese family is preferred to mop floor comparatively speaking,
Dust catcher is used fewer, and therefore floor cleaning machine should be more favourable in China.Current with dragging (washing) machine (washing ground dryer) is often
Seeing the large area such as market, office place, the floor-cleaning machine that can meet family expenses or crowded place is rarely seen a, for very advanced little of power
Type is washed ground dryer SC350(and is copied type not very), need manual operation, power is 450 watts.Because the parts that robot is relevant
Including controller, sensor, drive mechanism etc., relative cost is more expensive, and for clean robot, dust suction, washes the control on ground
Mechanism processed, sensor, driver part are essentially identical, if clean robot is provided simultaneously with mopping floor and the function of dust suction is
The thing made something perfect even more perfect, " being provided simultaneously with mopping floor and the function of dust suction " referred to here, refer to that clean robot can be as automatically inhaling
Dirt device uses, it is possible to uses as with automatically washing (dragging) machine, does not implies that it can deal with dry, wet cleaning environment simultaneously.Due to
Clean robot mostly uses battery to power, and battery weight weight cost is high, and the first use time is short, dust sucting motor power used
Can not be too big, the cleaning effect that clean robot to be made has had, need the service efficiency considering to improve dust sucting motor.
Summary of the invention
The purpose of the present invention be contemplated to for dry suction with wash (wet suction) two kinds of different use occasions take different
Cleaning mechanism, dry, ensure the service efficiency that air-flow that dust sucting motor drives is the highest in the case of wet two kinds.
The present invention is designed such that
One is arranged towards suction passage under the impeller base that impeller inlet channel is set of Wet-dry dust catcher
With the screen holder for arranging filter screen of driving means, i.e. the related filter screen of screen holder is movable.
When screen holder driven device moves into, impeller inlet channel is covered by screen holder, enters dust suction mode of operation；Filter screen
During the removal of frame driven device, impeller inlet channel opens wide, and enters the mode of operation that mops floor.
When washing ground, screen holder driven device moves on to, and impeller inlet channel opens wide, and the air-flow being mingled with water droplet exists
After entering suction passage, it is directly entered, by impeller inlet channel, the impeller that dust sucting motor drives, is spilt to leaf by receded disk impeller
The sewage collecting tank that wheel is peripheral, heavier liquid is left on sewage collecting tank, and air-flow is then by outside airflow emissions channel discharge machine.
When dust suction, screen holder driven device moves and covers impeller inlet channel, after air-flow enters suction passage, passes through
During filter screen on screen holder, rubbish chamber stayed by rubbish, and relatively clean gas enters impeller inlet channel, is driven by dust sucting motor
Impeller, then by outside airflow emissions channel discharge machine, consistent with the air-flow method of operation of standard vacuum, not by extra
Stop, but when washing ground mode and working, owing to not over filter screen, airflow efficiency significantly improves.
Driving means can be one in bull stick, push rod, driving lever, stay cord.
Accompanying drawing explanation
Fig. 1 (a, b) is a kind of screen holder evolution schematic diagram (dust sucting motor horizontally set is wherein) of the present invention, wherein
A is dust suction duty for washing (dragging) duty, b.
Fig. 2 is impeller inlet channel lower filter screen rack position transition diagram.
Fig. 3 ~ 5 are that (left side is after conversion (washing ground working method) to some available switching mechanism schematic diagrames of screen holder, right side
For before conversion (dust suction working method)).
Fig. 6 is the top view of sewage collecting tank.
Fig. 7 is vertically arranged Wet-dry structure of dust collector section (a) of impeller and sewage collecting tank (b) schematic diagram.
Specific embodiment
The impeller base arranging impeller inlet channel 2 at dust catcher arranges a band driving towards suction passage 1 for 28 times
The screen holder 6 for arranging filter screen 5 of device, i.e. the related filter screen of screen holder 6 is movable.
When screen holder 6 driven device moves into, impeller inlet channel 2 is covered by screen holder 6, enters dust suction mode of operation；
During the removal of screen holder 6 driven device, impeller inlet channel 2 opens wide, and enters the mode of operation that mops floor.
Moving on to such as Fig. 1 (a), screen holder 6 driven device when washing ground, impeller inlet channel 2 opens wide, and is mingled with water
The air-flow dripped, after entering suction passage 1, is directly entered, by impeller inlet channel 2, the impeller 9 that dust sucting motor drives, is centrifuged
Formula impeller 9 spills the sewage collecting tank 10 to impeller 9 periphery, and heavier liquid is left on sewage collecting tank 10, and air-flow then passes through gas
Stream passing away 12 is discharged outside machine.What is called refers to that dust catcher, also with automatic water jetting (cleaning fluid) device, mainly includes with washing (dragging)
Filtered water tank 18, water pump 19, outlet conduit and delivery port 20, and Wet-dry dust catcher is general without water injector, can be used for blotting
Ground water stain, the present invention is the most applicable with or without automatic sprinkler.
When dust suction such as Fig. 1 (b), screen holder 6 driven device moves and covers impeller inlet channel 2, and air-flow enters and sucks
After passage, staying rubbish chamber 21 through rubbish during filter screen 5 on screen holder 6, relatively clean gas enters impeller inlet channel 2, logical
Cross the impeller 9 that dust sucting motor drives, then discharge outside machine, with the air-flow method of operation of standard vacuum by airflow emissions channel 12
Unanimously, not by extra stop, but when washing ground mode and working, owing to not over filter screen 5, airflow efficiency substantially carries
High.
If the impeller inlet channel 2 of dust catcher is vertically downward towards suction passage 1, such as Fig. 1, in order to prevent impeller
When stopping operating, absorption rubbish under filter screen 5 directly drops out suction passage, causes secondary pollution, can arrange for 6 times at screen holder
One radome fairing 8, less streamlined of the windage such as tapered curve in cross section of radome fairing 8, taper fairing 8 is not necessity,
But the machine windage having radome fairing 8 is relatively small.
After permanent use, it is sagging that screen holder 6 causes owing to driving means abrasion or fatigability deform so that itself and leaf
The sealing property of wheel base 28 lower edge is deteriorated, and drive shaft can be allowed more to turn over a bit, or move past a little more, the closeest to ensure
Feng Xing.The transfer framework 13 of Path Properties can be set for 28 times at impeller base, such as Fig. 2, screen holder 6 can arrange applicable transform frame
The baffle plate handle 43 of frame 13, the roller rotated in baffle plate handle 43 may be provided at transfer framework or bearing, transfer framework 13 two ends can
Arrange that limit the postive stop baffle 42(that shifts one's position of baffle plate handle 43 to shift one's position forward and backward be comparatively speaking, it is also possible to by two positions
Put on the contrary conversion after, conversion before, attractive in appearance for the sake of, screen holder 6 position in dust suction mode is defined as conversion before, wash ground work
After mode is defined as conversion).In order to better ensure that sealing, also some can be set at transfer framework 13 inner face flexible
Protruding spring leaf or rubber blanket.Transfer framework 13 may also be the groove 44 that depression is arranged on impeller base 28, baffle plate handle
43 or one end of screen holder 6 embedded in groove 44 by suspension arrangement 45, and can slide in groove 44, such as Fig. 5.
Driving means can be one in bull stick 3, push rod 3-2, driving lever 3-3, stay cord 3-4 and (the most also can drive with other
Mode).Can be manual, it is possible to electronic.Be exactly manually by direct to bull stick 3, push rod 3-2, driving lever 3-3, stay cord 3-4 driving means or
Conversion (such as passing through bevel gear) curves or extends to the top of machine or bottom or around (shell), carry out back rotation with hand or push away
Move or stir；Electronic it be through the driving shaft that motor (can acceleration and deceleration mechanism) exports and drive.Silk is driven than such as by motor
Thick stick, push rod moves in the way of nut, or motor drives in the way of gear, tooth bar with push rod；Motor can directly drive driving lever
Rotating shaft or motor by driving cam to stir driving lever, these belong to mechanically conventional with electric machine rotation conversion in reciprocal or
The mode of linear motion does not enumerates.
Screen holder 6 is connected with a bull stick 3, and bull stick 3 rotates front impeller inlet channel 2 and opens wide, towards suction passage 1, bull stick 3
After rotation, the related filter screen of screen holder 65 covers impeller inlet channel 2, and bull stick 3 can be such as following three form:
(1) bull stick 3 is downward, such as Fig. 1 (a, b) through impeller base 28.
Bull stick 3 driving means is made up of motor, reducing gear, driving shaft, screw rod, and motor via reducer structure drives actively
Axle, driving shaft is driven through screw thread in the way of eye cutting enters (or other similar screwdriver contacts with screw) and is spun on impeller
Inlet channel 2 Its lower side, the other end of screw rod and screen holder 6 are set together (such as by bonded).With fixing nut
Mode allows bull stick 3 lifting rotate, and during rising, screen holder 6 blocks impeller inlet channel 2, declines simultaneously, and gear screen holder 6 turns over one
Angle, opens wide impeller inlet channel 2, and the benefit of this type of drive is that screen holder 6 can tighten up and impeller inlet channel 2 base
Between (impeller inlet channel 2 base also can be angled slightly downward away from one end of bull stick or screen holder is away from bull stick in space
One end can tilt slightly upward).
If there being transfer framework 13 below impeller passage 2, whether bull stick can exist in the way of or not screw rod and (need not little scope
Lifting), it is exactly a rotary shaft being fixed together with screen holder 6 (drive shaft as flat in axle head milling), and bull stick 3 rotates frontal lobe
Wheel inlet channel 2 opens wide, and towards suction passage 1, after bull stick 3 rotates, screen holder 6 covers impeller inlet channel 2.
(2) bull stick 3 is placed on the extension rod of screen holder 6, such as Fig. 3 (a, b), it is possible to this mode is considered extension rod outer end
The driving lever (being rotary shaft at middle bull stick) stirred.
(3) bull stick 3 is parallel to place plane bottom impeller base 28, such as Fig. 3 (c, d), drives screen holder 6 with " renovating "
Mode rotates.
Screen holder 6 is connected with a push rod 3-2, and before push rod 3-2 promotes, impeller inlet channel 2 opens wide, towards suction passage 1,
After push rod 3-2 promotes, the related filter screen of screen holder 65 covers impeller inlet channel 2, such as Fig. 4 (a, b).
Screen holder 6 is connected with a driving lever 3-3, and driving lever 3-3 stirs front impeller inlet channel 2 and opens wide, towards suction passage 1,
Driving lever 3-3 stirs the rear related filter screen of screen holder 65 and covers impeller inlet channel 2, such as Fig. 4 (c, d).
Screen holder 6 is connected with a stay cord 3-4, and stay cord 3-4 pulls front impeller inlet channel 2 to open wide, towards suction passage 1,
Stay cord 3-4 pulls the rear related filter screen of screen holder 65 to cover impeller inlet channel 2, such as Fig. 5 (a, b).Stay cord typically with steel wire rope, is used
Stainless steel make or through antirust treatment, it is also possible to through preservative treatment (such as going up cured) not easy fracture nylon ropes or
Band, is compact conformation by the benefit of stay cord, and shortcoming is that parts are more.There is the groove for limiting stay cord the periphery of screen holder 6, in order to
Prevent from restricting and skid in screen holder 6 or drive shaft periphery, can being fixed on rope screen holder 6 partially over the mode such as embedding or fasten or driving
On moving axis (or wheel), in order to control the angle of movement, the most also need to arrange a driven axle (wheel).
Can be positioned below foul water tank 11 at sewage collecting tank 10, the sewage of sewage collecting tank 10 flows in foul water tank 11 (dirty
If water tank 11 is not provided with, sewage collecting tank 10 is exactly foul water tank simultaneously).The air-flow simultaneously sprayed by impeller then can be by individually
Airflow emissions channel 12 send outside body, the mode of discharge has two kinds, and one is expelled directly out, and also one is to be discharged to body
Bottom (blowing to suction inlet).May also set up the air-flow that the second filter screen filtration is dirty on passing away 12, sewage collecting tank 10 is towards leaf
The direction of wheel 9 can arrange the net 16(such as sponge of splashproof), or spiral or groove obliquely 17 are set on cell wall, allow
Water droplet collects and is not entrained by the flow of air.Sewage collecting tank 10 can as trapezoidal in the mode more piece of Fig. 1,6 (I, II, III) (more piece arrange
Benefit is easy for taking out and cleans, and installs the most more convenient) arrange, from inside to outside, tilt from high to low, it is simple to sewage flows out；Or
Person may also be overall a set of cannelure, such as Fig. 6 (IV), impeller and impeller drive motor, sewage collecting tank 10, filtered water tank 18,
Foul water tank 11 and refuse container can extract (partial component also can arrange window in side and open), sewage collecting the most from top to down
Groove 10 base plate is in tilting from high to low, and delivery port is positioned at lowest part.Sewage collecting tank 10 can up big and down small or lower big little (cell wall
Side is inclined upwardly or downward-sloping), or directly bucket or drum type bucket.Sewage collecting tank 10 set-up mode of one can be such as
Zl201410308561.8(mono-kind washes ground dryer) described in specification.
Said structure for (such as impeller base 28 times) for the horizontally disposed dust catcher of impeller 9, the present invention's
Structure also can be turned through certain angle and uses, if Fig. 7 (a) is exactly the vertically arranged Wet-dry structure of dust collector schematic diagram of impeller 9,
Horizontally disposed relative to impeller 9, vertically arranged complete machine structure can be allowed shorter, but suction passage 1 needs to curve, certain journey
Degree reduces the efficiency of air-flow.The sewage collecting tank 11 used by Wet-dry dust catcher that impeller 9 is vertically arranged and horizontally set
Otherwise varied, such as Fig. 7 (b), it is possible to as a zl201410308576.4(wall cleans device) described in specification,
Under this setup, window can be set in dust catcher side, dump rubbish when opening, or take out the water tank of drawer type.
Further improvement also can arrange in the sewage collecting tank 10 of impeller 9 periphery that a liftable opening is big, the end
Inner wall smooth (the meeting aerodynamic design) ring baffle (blocking sewage collecting tank) that portion is little, falls when dry suction, energy
Airflow efficiency when improving further dry suction (hinder without crude splash proof network or groove, air stream outlet more smooth).Rise
The modes such as the feed screw nut that descending mechanism (peripheral in several pillars) is conventional rack-and-pinion or band auto-lock function.
The impeller drive motor of Wet-dry dust catcher need to carry out water-proofing treatment, such as motor radiating have single passage,
Sealing ring is had between drive shaft and motor.
Driving means drive screen holder 6 shift one's position whether put in place under automated manner can by arrange one (one end) or
Two (being contained in two ends) position detecting switch, position detecting switch can be microswitch, photoconduction to pipe or magnetic induction switch, or
Screen holder 6 arranges color, detects position by color reflective；Or do not use switch, drive motor use stepper motor,
Servomotor, or by the way of common DC motor arranges code-disc, detect the angle that motor turns over.If manually just can pass through
The thing constraint of spacing pillar, baffle plate (such as postive stop baffle 42) or draw-in groove one class turns the distance that (shifting) is dynamic.
Brush 14 for dust catcher uses in the environment of dry, wet difference, and brush 14 used or round brush are (clear before feeling the pulse with the finger-tip
The round brush of clean robot such as roomba class) compound brush (every bristle, brush (scraping) sheet or swipe mixing are arranged) can be used, or single
Brush, dry bristle when inhaling, with brushing (scraping) sheet or swipe when washing ground, for single brush, it is desirable to brush is conveniently replaceable, for
For the brush 14 that ZL201210446511.7 describes, the mode of available integral replacing brush 14, this just requires that brush 14 is prone to
Dismounting, can be threaded in the lower end of brush 14 drive shaft, brush be dismounted in rotary manner entirely through nut, and nut can
The direction rotated when using the direction rotated when being easily installed because working with brush is consistent；Also can be by being prone to the nut that hand is twisted
Brush is fixed on the driving shaft by (such as horned nut), for preventing brush from skidding on the driving shaft, and the place contacted with driving
Groove (tooth having protrusion in drive shaft is matched) can be set；Also can be solid with jump ring by buckle between brush and drive shaft
Fixed, between conventional wheel and drive shaft, mode like this does not enumerates, present floor-cleaning machine disc brush and drive shaft it
Between connected mode the most available.Also can not change brush 14, use embedded mode to be arranged on brush strip bristle, swipe, brushing piece
On curve-like plate convergence on, pull out old during replacing, new embedding again.
Impeller 9 is horizontally disposed with, is vertically arranged and can change the directionality word of dust catcher miscellaneous part, this change
Actual use on parts affects little (except sewage collecting tank), and directionality word is intended merely to describe, it is impossible to regard as
Limitation of the present invention.
Used by screen holder 6, the mode of driving means has a variety of, the present invention is more cited, it is impossible to therefore recognize
For being the restriction to scope of patent protection of the present invention, those of ordinary skill in the art under the enlightenment of the present invention, without departing from
Under the ambit that the claims in the present invention are protected, it is also possible to driving means and screen holder 6 are made replacement, simple combination
Etc. various deformation, within these each fall within protection scope of the present invention.
Claims (6)
1. a Wet-dry dust catcher, is characterized in that arranging one under the impeller base (28) arranging impeller inlet channel (2)
Individual towards suction passage (1), band driving means be used for arranging the screen holder (6) of filter screen (5), screen holder (6) is filled by driving
When putting immigration, impeller inlet channel (2) is covered by screen holder (6)；During the removal of screen holder (6) driven device, impeller air inlet is led to
Road (2) opens wide.
Wet-dry dust catcher the most according to claim 1, is characterized in that described screen holder (6) lower section has one towards suction
Enter the taper fairing (8) of passage (1).
Wet-dry dust catcher the most according to claim 1, is characterized in that arranging conversion under described impeller base (28)
Framework (13) or conversion groove (45).
Wet-dry dust catcher the most according to claim 3, is characterized in that arranging applicable conversion on described screen holder (6)
The baffle plate handle (43) of framework (13), baffle plate handle (43) slides in transfer framework (13).
Wet-dry dust catcher the most according to claim 1, is characterized in that described driving means is bull stick (3), push rod
(3-2), in driving lever (3-3), stay cord (3-4).
Wet-dry dust catcher the most according to claim 5, it is characterized in that described bull stick (3) driving means by motor,
Reducing gear, driving shaft, screw rod form, and motor via reducer structure drives driving shaft, and driving shaft is driven through screw thread and is spun on
One end of screw rod on impeller inlet channel (2) base (28), the other end of screw rod is set together with screen holder (6).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410518440.6A CN104323741B (en) | 2014-10-03 | 2014-10-03 | A kind of Wet-dry dust catcher |
| PCT/CN2015/091156 WO2016050207A1 (en) | 2014-10-03 | 2015-09-30 | Dual use wet/dry vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410518440.6A CN104323741B (en) | 2014-10-03 | 2014-10-03 | A kind of Wet-dry dust catcher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104323741A CN104323741A (en) | 2015-02-04 |
| CN104323741B true CN104323741B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410518440.6A Active CN104323741B (en) | 2014-10-03 | 2014-10-03 | A kind of Wet-dry dust catcher |
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| Country | Link |
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| CN (1) | CN104323741B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104622386A (en) * | 2013-11-06 | 2015-05-20 | 张周新 | Dual-use wet and dry dust collector |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016050207A1 (en) * | 2014-10-03 | 2016-04-07 | 张周新 | Dual use wet/dry vacuum cleaner |
| CN104863933A (en) * | 2015-05-20 | 2015-08-26 | 赵士立 | Food processing workshop scrubber baffle fixing assembly |
| CN108143365A (en) * | 2017-12-29 | 2018-06-12 | 董浩南 | A kind of universal intelligent household cleaning machine people |
| CN110386102A (en) * | 2019-07-23 | 2019-10-29 | 山东交通学院 | A kind of novel anti-theft alarming fuel tank |
| EP3841939A1 (en) | 2019-12-23 | 2021-06-30 | Koninklijke Philips N.V. | A wet and dry vacuum cleaner |
| CN112075877A (en) * | 2020-09-30 | 2020-12-15 | 深圳市启为机器人技术有限公司 | Sewage tank structure and dust catcher |
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| US20060010639A1 (en) * | 2004-07-14 | 2006-01-19 | Yuen Se K | Electro-optical vacuum cleaner |
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|---|---|---|---|---|
| US6224656B1 (en) * | 1999-10-14 | 2001-05-01 | Sankyo Rayjac Co., Ltd. | Cleaner for both dry and wet use having a moveable ring connected to a fan, the moveable ring having circumferential ribs |
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| CN2845691Y (en) * | 2005-08-10 | 2006-12-13 | 张瑞东 | Central vacuum cleaner for dry and wet use in house |
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| Publication number | Publication date |
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| CN104323741A (en) | 2015-02-04 |
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Effective date of registration: 20180619 Address after: 215131 Room 202, 2 building, Yangchenghu international science and Technology Pioneer Park, 116 Chengyang Road, Xiangcheng District, Suzhou, Jiangsu. Patentee after: Suzhou Su robot intelligent equipment Co., Ltd. Address before: 214400 Room 202, Shoushan Road, Jiangyin, Wuxi, Jiangsu, 202 Patentee before: Zhang Zhouxin |