CN110165831A - Electric machine structure and dust catcher - Google Patents
Electric machine structure and dust catcher Download PDFInfo
- Publication number
- CN110165831A CN110165831A CN201810661708.XA CN201810661708A CN110165831A CN 110165831 A CN110165831 A CN 110165831A CN 201810661708 A CN201810661708 A CN 201810661708A CN 110165831 A CN110165831 A CN 110165831A
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- China
- Prior art keywords
- air
- electric machine
- machine structure
- outer housing
- gas outlet
- Prior art date
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- 239000000428 dust Substances 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000007921 spray Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Suction Cleaners (AREA)
Abstract
The present invention provides a kind of electric machine structure and dust catcher, and wherein electric machine structure includes: housing section, and the housing section includes outer housing and inner housing, and the outer housing is equipped with air inlet and exhaust vent;The inner housing is arranged in the outer housing and is connected with the outer housing, air duct is formed between the outer housing and inner housing, the air inlet and exhaust vent are connected with the air duct, are formed with turning point in the air duct, the turning point for changing air in the air duct flow direction;Fan is arranged in the air duct, and the fan can make air enter the air duct by the air inlet under rotation status and flow out the air duct by the exhaust vent by the turning point.The present invention can be improved the use quality of electric machine structure.
Description
Technical field
The present invention relates to motor device technology more particularly to a kind of electric machine structures and dust catcher.
Background technique
With the progress of science and technology and economic society, dust catcher is widely used in people's daily life.
Existing dust catcher includes dust sucting motor structure, dust sucting motor structure include outer housing, inner housing, motor body and
Fan;Inner housing is arranged in outer housing, and accommodating chamber is formed in inner housing, and motor body is arranged in accommodating chamber;Outer housing
Air duct is formed between inner housing, fan is located in air duct and connect with the power output end of motor body;It is opened on outer housing
Equipped with air inlet and air outlet, air inlet is located at the first end of shell, and air outlet is located at the second end of shell, and air inlet and goes out
Air port is connected with air duct.
Motor body is able to drive fan rotation in the operating condition, so that air from air inlet is entered air duct and by air outlet
Air duct is flowed out, however air can generate noise in air duct in flow process, reduce the use quality of dust catcher.
Summary of the invention
The present invention provides a kind of electric machine structure and dust catcher, uses quality to improve.
One aspect of the present invention provides a kind of electric machine structure, comprising: housing section, the housing section include outer housing and inner casing
Body, the outer housing are equipped with air inlet and exhaust vent;The inner housing be arranged in the outer housing and with the outer housing
It is connected, air duct is formed between the outer housing and inner housing, the air inlet and exhaust vent is connected with the air duct, institute
State and be formed with turning point in air duct, the turning point for changing air in the air duct flow direction;Fan is arranged in the wind
In road, the fan can make under rotation status air by the air inlet enter the air duct and by the turning point by
The exhaust vent flows out the air duct.
Another aspect of the present invention provides a kind of dust catcher, including main body of dust collector and electric machine structure provided by the invention, institute
Electric machine structure is stated to be arranged on the main body of dust collector.
Based on above-mentioned, electric machine structure provided by the invention, in use, fan rotation, thus make outside air by
Air inlet enters in air duct, and air can flow out air duct by exhaust vent behind turning point, since the air in air duct is by turnover
It can be turned to behind portion, so as to the flow velocity for the air being effectively reduced in air duct, the flow velocity reduction of the air in air duct can
Air generated noise in flow process in air duct is effectively reduced, thus improves the use quality of electric machine structure.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of electric machine structure provided in an embodiment of the present invention;
Fig. 2 is a kind of axial section of electric machine structure provided in an embodiment of the present invention;
Fig. 3 is a kind of perspective view of electric machine structure provided in an embodiment of the present invention;
Fig. 4 is a kind of structural schematic diagram of the conducting element of electric machine structure provided in an embodiment of the present invention.
Appended drawing reference:
101: housing section;102: outer housing;103: inner housing;
104: air inlet;105: air outlet;106: air inlet;
107: gas outlet;108: accommodating chamber;109: air duct;
110: motor body;111: partition wall;112: recessed portion;
113: conducting element;114: water conservancy diversion main body;115: Air deflector;
116: first shell portion;117: second shell portion;118: exhaust vent;
119: turning point;120: the first arcwall, 121: the second arcwall;
122: fan.
Specific embodiment
To keep the purpose of the present invention, feature, advantage more obvious and understandable, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, and not all embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the embodiment of the present invention provides a kind of electric machine structure, comprising: housing section 101, housing section 101 include
Outer housing 102 and inner housing 103, outer housing 102 are equipped with air inlet 104 and exhaust vent 118;Inner housing 103 is arranged in shell
It is connected in body 102 and with outer housing 102, air duct 109,104 He of air inlet is formed between outer housing 102 and inner housing 103
Exhaust vent 118 is connected with air duct 109, turning point 119 is formed in air duct 109, turning point 119 is for changing in air duct 109
The flow direction of air;Fan 122, be arranged in air duct 109, fan 122 can make under rotation status air by air inlet 104 into
Air inlet duct 109 simultaneously flows out air duct 109 by exhaust vent 118 by turning point 119.
Electric machine structure in the present embodiment, in use, fan 122 rotate, to make outside air by air inlet
104 enter in air duct 109, and air can flow out air duct 109 by exhaust vent 118 behind turning point 119, due in air duct 109
Air can turn to behind turning point 119, so as to the flow velocity for the air being effectively reduced in air duct 109, in air duct 109
The flow velocity reduction of air can be effectively reduced air generated noise in flow process in air duct 109, thus improve electricity
The use quality of machine structure.
In the present embodiment, it is preferred that the inside of outer housing 102 is formed with the first arcwall 120 and second being oppositely arranged
Arcwall 121, the length direction of the first arcwall 120 and the second arcwall 121 along air duct 109 are set gradually to constitute turning point
119, exhaust vent 118 is between the first arcwall 120 and the second arcwall 121.Air is flowing in air duct 109 as a result,
Cheng Zhonghui occurs to turn at the first arcwall 120 and flow towards the second arcwall 121, later at the second arcwall 121
It turns to, is finally flowed out by exhaust vent 118 again, so that the air in air duct 109 be made to flow with zigzag, extend sky
The distance of flow of air plays better noise reduction effect conducive to air velocity is further decreased.
In the present embodiment, it is preferred that air inlet 104 is located at the first end of outer housing 102, first arcwall 120
In the second end of outer housing 102, exhaust vent 118 is located at the side of outer housing 102, wherein the side of the first arcwall 120 is substantially
Perpendicular to plane where the first end and second end of outer housing 102.As a result, when fan 122 rotates, air is by being located at outer housing
The air inlet 104 of 102 first end enters in air duct, when the first arc of air flowing to the second end positioned at outer housing 102
Occur to turn to and flow towards the second arcwall 121 at wall 120, be turned to again at the second arcwall 121 later, finally
Exhaust vent 118 by being located at 102 side of outer housing flows out, and takes full advantage of the length and width of outer housing 102, thus conducive to prolonging
The length in long air duct, to further decrease air velocity.
In the present embodiment, it is preferred that exhaust vent 118 is bloop.As a result, when air is flowed out by bloop, bloop
The energy that air-flow can be consumed, further decreases the speed of air-flow, to play better noise reduction effect.
In the present embodiment, it is preferred that be additionally provided with air outlet 105, air inlet 106 and gas outlet 107 on outer housing 102, out
Air port 105 is connected with air duct 109, has set distance between air outlet 105 and gas outlet 107;It is formed in inner housing 103
Accommodating chamber 108, air inlet 106 and gas outlet 107 are connected with accommodating chamber 108;Motor body 110, electricity are equipped in accommodating chamber 108
The power output end of machine ontology 110 is connected with fan 122, and motor body 110 is rotated for driving fan 122, so that air
Enter air duct 109 from air inlet 104 and air duct 109 is flowed out by air outlet 105 and exhaust vent 118, thus the shape at gas outlet 107
At negative pressure, which causes outside air that can enter accommodating chamber 108 from air inlet 106 and flows out accommodating chamber by gas outlet 107
108.It should be noted that the distance between air outlet 105 and gas outlet 107 are preset value in the embodiment of the present invention, this is default
The value range of value is formed in gas outlet 107 with no restrictions, as long as can guarantee and flowed out from the air in air duct by air outlet 105
Effective negative pressure.
Electric machine structure in the present embodiment, in use, 110 driving fan 122 of motor body rotation, to make outer
Boundary's air is entered in air duct 109 by air inlet 104, and air can be flowed out behind air duct 109 by air outlet 105 and exhaust vent 118
Air duct 109 (please refers to the arrow direction in Fig. 2), due to having set distance between air outlet 105 and gas outlet 107,
Negative pressure can be formed in gas outlet 107 when air is flowed out by air outlet 105, under the action of negative pressure, outside air can
It is flowed into accommodating chamber 108 by air inlet 106, air can take away heat caused by motor body 110 when passing through accommodating chamber 108
Amount flows out accommodating chamber 108 (please referring to the arrow direction in Fig. 2) by gas outlet 107 later.Motor body 110 is improved as a result,
Radiating efficiency, avoid the excessively high problem of temperature in the operating condition of motor body 110, improve the reliable of electric machine structure
Property, and equipment is generated without adding other negative pressure in accommodating chamber 108, structure is simplified, is reduced costs.
In the present embodiment, it is preferred that the diameter of air outlet 105 is gradually become smaller outward by the inside of outer housing 102.Due to going out
The diameter in air port 105 is gradually become smaller outward by the inside of outer housing 102, therefore can be played to the air of outflow air outlet 105
Acceleration is conducive to improve the vacuum effect of gas outlet 107 by the high-speed flow that air outlet 105 sprays, to accelerate to accommodate
Air velocity in chamber 108 improves the radiating efficiency of motor body 110.
In the present embodiment, it is preferred that air outlet 105 extends along camber line towards gas outlet 107 from inside to outside, and camber line is backwards
107 evagination of gas outlet.It is conducive to make to converge at from the air-flow that air outlet 105 sprays to gas outlet 107 as a result, thus lifting negative pressure
Effect improves the radiating efficiency of motor body 110 to accelerate the air velocity in accommodating chamber 108.
In the present embodiment, it is preferred that be formed with partition wall 111,111 edge of partition wall between gas outlet 107 and air outlet 105
The axial direction of gas outlet 107 is gradually thinning from inside to outside.111 outer end of partition wall is located at outside 107 outer end of gas outlet and air outlet 105
Between end, the axial direction due to partition wall 111 along gas outlet 107 is gradually thinning from inside to outside, 111 outer end thickness of partition wall
It is most thin, to be conducive to shorten the distance between 107 outer end of gas outlet and 105 outer end of air outlet, make the gas sprayed by air outlet 105
Stream can reach faster at air outlet 105, improve vacuum effect, to accelerate the air velocity in accommodating chamber 108, improve electricity
The radiating efficiency of machine ontology 110.And the axial direction due to partition wall 111 along gas outlet 107 is gradually thinning from inside to outside, is conducive to
Guarantee structural strength.
In the present embodiment, it is preferred that air outlet 105 along gas outlet 107 circumferentially extending and around gas outlet 107 be arranged.
Since the air-flow sprayed by air outlet 105 is centered around the periphery of 107 axis of gas outlet, it is more conducive to improve at gas outlet 107
Vacuum effect improve the radiating efficiency of motor body 110 to accelerate the air velocity in accommodating chamber 108.
In the present embodiment, it is preferred that be formed with recessed portion 112, the equal position of air outlet 105 and gas outlet 107 on outer housing 102
In in recessed portion 112.Since recessed portion 112 forms semi-enclosed space, the interference of outer gas stream can be excluded, when out
After air port 105 sprays air-flow, negative pressure more effectively can be formed in recessed portion 112, to improve the negative pressure at gas outlet 107
Effect improves the radiating efficiency of motor body 110 to accelerate the air velocity in accommodating chamber 108.
In the present embodiment, it is preferred that turning point 119 forms recessed portion 112 on outer housing 102.Forming turnover as a result,
Recessed portion 112 can be formed while portion 119, without individually processing recessed portion 112 on outer housing 102, reduce motor knot
The difficulty of processing of structure keeps structure more compact.In the present embodiment, it is preferred that the axis of air outlet 105 and the axis of gas outlet 107
Line forms acute angle in the outside of gas outlet 107.As a result, after air outlet 105 sprays air-flow, gas outlet is more conducively improved
Vacuum effect at 107 improves the radiating efficiency of motor body 110 to accelerate the air velocity in accommodating chamber 108.
In the present embodiment, it is preferred that outside phase of the axis of the axis of air outlet 105 and gas outlet 107 in gas outlet 107
It hands over.The air-flow sprayed as a result, by air outlet 105 can cross with the air-flow that is sprayed by gas outlet 107 in the outside of gas outlet 107,
Cutting, so as to reduce the energy of two-way air-flow, reaches noise reduction effect.
In the present embodiment, it is preferred that be equipped with conducting element 113 at gas outlet 107.Thus it is conducive to make being evenly distributed for negative pressure.
Referring to FIG. 4, in the present embodiment, it is preferred that conducting element 113 includes water conservancy diversion main body 114 and Air deflector 115, is led
Stream main body 114 is cone, and towards being arranged in gas outlet 107, Air deflector 115 is arranged in 114 side of water conservancy diversion main body for the tip of cone
Face and axially and radially extension along water conservancy diversion main body 114.Due to the guide functions of cone and Air deflector 115, conducive to negative pressure is made
More uniformly spread.
In the present embodiment, it is preferred that the tip of cone is spherical.It is conducive to improve diversion effect as a result,.
In the present embodiment, it is preferred that Air deflector 115 is multiple, week of multiple Air deflectors 115 along water conservancy diversion main body 114
To uniformly.It is conducive to improve diversion effect as a result,.
In the present embodiment, it is preferred that air inlet 104 is located at the first end of outer housing 102, air outlet 105 and gas outlet 107
Positioned at the second end of outer housing 102, air inlet 106 is located at the side of outer housing 102.The structure of housing section 101 can be optimized as a result,
Setting makes the air-flow between air inlet 104, air inlet 106 and air outlet 105 and gas outlet 107 not to be interfered.
In the present embodiment, it is preferred that housing section 101 is spliced by first shell portion 116 and second shell portion 117, into
A part of port 106 is formed in first shell portion 116, and another part of air inlet 106 is formed in second shell portion 117
On, first shell portion 116 and second shell portion 117 form air inlet 106 under splicing state.It is assembled as a result, in electric machine structure
In the process, first shell portion 116 and second shell portion 117 can be spliced, it can be in the side shape of outer housing 102 after splicing
The difficulty of processing of electric machine structure is reduced without being processed at air inlet 106.
In the present embodiment, it is preferred that air inlet 104 is located at the first end in air duct 109, and exhaust vent 118 is located at air duct 109
Second end, air outlet 105 are located between the first end and second end in air duct 109.Thus it is conducive to the structure of optimization housing section 101.
The embodiment of the present invention provides a kind of dust catcher, including motor described in main body of dust collector and any embodiment of that present invention
Structure, the electric machine structure are arranged on main body of dust collector.
Electric machine structure in the present embodiment, in use, fan 122 rotate, to make outside air by air inlet
104 enter in air duct 109, and air can flow out air duct 109 by exhaust vent 118 behind turning point 119, due in air duct 109
Air can turn to behind turning point 119, so as to the flow velocity for the air being effectively reduced in air duct 109, in air duct 109
The flow velocity reduction of air can be effectively reduced air generated noise in flow process in air duct 109, thus improve electricity
The use quality of machine structure.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.Moreover, particular features, structures, materials, or characteristics described
It may be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this
The technical staff in field can be by the spy of different embodiments or examples described in this specification and different embodiments or examples
Sign is combined.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or hidden
It include at least one this feature containing ground.In the description of the present invention, the meaning of " plurality " is two or more, unless otherwise
Clear specific restriction.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (15)
1. a kind of electric machine structure characterized by comprising
Housing section, the housing section include:
Outer housing, the outer housing are equipped with air inlet and exhaust vent;
Inner housing is arranged in the outer housing and is connected with the outer housing, formed between the outer housing and inner housing
There is air duct, the air inlet and exhaust vent are connected with the air duct, and turning point is formed in the air duct, and the turning point is used
In the flow direction for changing air in the air duct;
Fan is arranged in the air duct, and the fan can make air as described in air inlet entrance under rotation status
The air duct is simultaneously flowed out by the exhaust vent by the turning point in air duct.
2. electric machine structure according to claim 1, which is characterized in that be formed on the inside of the outer housing and to be oppositely arranged
First arcwall and the second arcwall, first arcwall and second arcwall along the air duct length direction successively
It is arranged to constitute the turning point, exhaust vent is between the first arcwall and the second arcwall.
3. electric machine structure according to claim 1, the exhaust vent is bloop.
4. electric machine structure according to claim 1, it is characterised in that:
Air outlet, air inlet and air outlet are additionally provided on the outer housing, the air outlet is connected with the air duct, it is described go out
There is set distance between air port and gas outlet;
Accommodating chamber is formed in the inner housing, the air inlet and air outlet are connected with the accommodating chamber;
Motor body is equipped in the accommodating chamber, the power output end of the motor body is connected with the fan, the electricity
Machine ontology is for driving the fan to rotate, so that air from the air inlet into the air duct and by the air outlet and goes out
Air holes flows out the air duct, so that negative pressure is formed at the gas outlet, described in enabling air to be entered as the air inlet
Accommodating chamber simultaneously flows out the accommodating chamber by the gas outlet.
5. electric machine structure according to claim 4, which is characterized in that the diameter of the air outlet is by the outer housing
It is gradually become smaller outside lateral.
6. electric machine structure according to claim 4, which is characterized in that the air outlet is from inside to outside along camber line described in
Gas outlet extends, and the camber line is backwards to the gas outlet evagination.
7. electric machine structure according to claim 4, which is characterized in that be formed with separation between the gas outlet and air outlet
Wall, axial direction of the partition wall along the gas outlet are gradually thinning from inside to outside.
8. electric machine structure according to claim 4, which is characterized in that circumferentially extending of the air outlet along the gas outlet
And it is arranged around the gas outlet.
9. electric machine structure according to claim 4, which is characterized in that be formed with recessed portion on the outer housing, it is described go out
Air port and gas outlet are respectively positioned in the recessed portion.
10. electric machine structure according to claim 9, which is characterized in that the turning point forms institute on the outer housing
State recessed portion.
11. electric machine structure according to claim 4, which is characterized in that the axis of the air outlet and the gas outlet
Axis intersects in the outside of the gas outlet.
12. electric machine structure according to claim 4, which is characterized in that be equipped with conducting element, the water conservancy diversion at the gas outlet
Part includes water conservancy diversion main body and at least one Air deflector, and the water conservancy diversion main body is cone, and the tip of the cone goes out described in
The water conservancy diversion body side and axially and radially prolonging along the water conservancy diversion main body is arranged in setting, the Air deflector in port
It stretches.
13. electric machine structure according to claim 4, which is characterized in that the air inlet is located at the first of the outer housing
End, the air outlet and gas outlet are located at the second end of the outer housing, and the air inlet is located at the side of the outer housing.
14. electric machine structure according to claim 13, which is characterized in that the housing section is by first shell portion and second shell
Body portion is spliced, and a part of the air inlet is formed in the first shell portion, another part shape of the air inlet
At in the second shell portion, the first shell portion and second shell portion form the air inlet under splicing state.
15. a kind of dust catcher, which is characterized in that including the motor knot any in main body of dust collector and claim 1-14
Structure, the electric machine structure are arranged on the main body of dust collector.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810661708.XA CN110165831A (en) | 2018-06-25 | 2018-06-25 | Electric machine structure and dust catcher |
PCT/CN2019/090915 WO2020001272A1 (en) | 2018-06-25 | 2019-06-12 | Electric motor structure and dust collector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810661708.XA CN110165831A (en) | 2018-06-25 | 2018-06-25 | Electric machine structure and dust catcher |
Publications (1)
Publication Number | Publication Date |
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CN110165831A true CN110165831A (en) | 2019-08-23 |
Family
ID=67644928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810661708.XA Pending CN110165831A (en) | 2018-06-25 | 2018-06-25 | Electric machine structure and dust catcher |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0453163A1 (en) * | 1990-04-18 | 1991-10-23 | Hitachi, Ltd. | Vacuum cleaner |
JPH10137158A (en) * | 1996-11-13 | 1998-05-26 | Matsushita Electric Ind Co Ltd | Electric vacuum cleaner |
CN202908619U (en) * | 2012-09-14 | 2013-05-01 | 天佑电器(苏州)有限公司 | Dual-purpose dust collector suitable for dry dust and wet dust |
CN106073629A (en) * | 2016-01-20 | 2016-11-09 | 江苏美的清洁电器股份有限公司 | Hand held cleaner |
CN206342423U (en) * | 2016-07-19 | 2017-07-21 | 广州市白云清洁用品有限公司 | A kind of dust catcher |
CN107218252A (en) * | 2016-03-22 | 2017-09-29 | 常州格力博有限公司 | A kind of air inlet mesh enclosure and its application |
CN108158486A (en) * | 2017-12-27 | 2018-06-15 | 江苏美的清洁电器股份有限公司 | Portable dust collector and with its cleaning appliance |
CN208285152U (en) * | 2018-06-25 | 2018-12-25 | 宁波洒哇地咔电器有限公司 | Electric machine structure and dust catcher |
-
2018
- 2018-06-25 CN CN201810661708.XA patent/CN110165831A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0453163A1 (en) * | 1990-04-18 | 1991-10-23 | Hitachi, Ltd. | Vacuum cleaner |
JPH10137158A (en) * | 1996-11-13 | 1998-05-26 | Matsushita Electric Ind Co Ltd | Electric vacuum cleaner |
CN202908619U (en) * | 2012-09-14 | 2013-05-01 | 天佑电器(苏州)有限公司 | Dual-purpose dust collector suitable for dry dust and wet dust |
CN106073629A (en) * | 2016-01-20 | 2016-11-09 | 江苏美的清洁电器股份有限公司 | Hand held cleaner |
CN107218252A (en) * | 2016-03-22 | 2017-09-29 | 常州格力博有限公司 | A kind of air inlet mesh enclosure and its application |
CN206342423U (en) * | 2016-07-19 | 2017-07-21 | 广州市白云清洁用品有限公司 | A kind of dust catcher |
CN108158486A (en) * | 2017-12-27 | 2018-06-15 | 江苏美的清洁电器股份有限公司 | Portable dust collector and with its cleaning appliance |
CN208285152U (en) * | 2018-06-25 | 2018-12-25 | 宁波洒哇地咔电器有限公司 | Electric machine structure and dust catcher |
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