CN109998419A - A kind of dust catcher - Google Patents
A kind of dust catcher Download PDFInfo
- Publication number
- CN109998419A CN109998419A CN201910242191.5A CN201910242191A CN109998419A CN 109998419 A CN109998419 A CN 109998419A CN 201910242191 A CN201910242191 A CN 201910242191A CN 109998419 A CN109998419 A CN 109998419A
- Authority
- CN
- China
- Prior art keywords
- wind energy
- generating device
- pipe
- dust catcher
- exhaust tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 79
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 238000005086 pumping Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 4
- 230000003670 easy-to-clean Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
- A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
- A47L7/0014—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners with additional means or devices between nozzle and casing
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
- A47L9/248—Parts, details or accessories of hoses or pipes
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
Abstract
A kind of dust catcher has and generates the cyclone generating device of the swirling eddy sprayed outward in gas outlet one end, and the collecting bag of the exhaust tube for extracting sundries and filtering sundries is connected separately at the air inlet and air outlet of cyclone generating device；The air inlet and air outlet of the cyclone generating device are equipped with the dust collecting trough being recessed inwardly by internal pipeline connection, the inner wall of exhaust tube.The exhaust capacity that negative pressure forms suction sundries is generated in gas outlet one end by cyclone generating device, sundries with spiral to enter exhaust tube, and the dust of small volume will accumulate in the dust collecting trough of exhaust tube, and the pipeline that the biggish sundries of volume then passes through inside cyclone generating device enters collecting bag.This kind of structure of dust collector be simple, low in cost and the operation is stable；Its application range is extremely wide simultaneously, cleaning is easy, and can also effectively avoid existing dust catcher because of various problems caused by blower.
Description
Technical field
The present invention relates to the dust catchers that the sundries such as solid debris or suspended matter, drop are collected by suction air.
Background technique
Dust catcher is widely used among daily life and industrial production, by the high speed rotation of blower and
Air negative pressure is generated in the shell or pipeline of sealing, to promote air to flow and draw dust.The dust being drawn will store
In in the collecting bag of dust catcher, when collecting bag is fully loaded or needs to clean, then collecting bag is taken out and cleaned, but due to
Collecting bag is generally mesh material, and cleaning difficulty is higher, and not can avoid the accumulation of residue.On the other hand, in order to use
Effective pumping effect, the air inlet of blower of cleaner must be directed towards the arrival end setting of pump-line, in the case, with gas
The mobile dust sundries of stream will enter in blower from air inlet, gather a large amount of dirts so as to cause blower, even result in damage,
Stuck, explosion etc. is unexpected to be occurred, for this purpose, strainer must be arranged outside the air inlet of blower in dust catcher, to avoid sundries, especially
It is that the biggish sundries of weight or volume enters blower, even if in this way, being still difficult to completely cut off completely solid debris or suspended matter
Into, and continuing working with blower, solid debris or suspended matter still can be accumulated in constantly on air inlet and strainer,
Cause dust catcher after using the regular hour, it is necessary to clean to blower and strainer.In addition, not only blower, strainer
Windage is formed in the presence of will necessarily also cause obstruction to air-flow, and the collecting bag of fans entrance one end hinders more caused by air-flow
Greatly, they all can cause adverse effect to the pumping efficiency of dust catcher；And it also needs to add in certain more demanding dust catchers
The strainer recoil subsystem being made of air compressor machine and complicated pulse control circuit, to guarantee going on smoothly for pumping work, but this
The complexity of device structure will be substantially increased, and improves the production and maintenance cost of dust catcher.
Summary of the invention
The purpose of the present invention is to provide a kind of dust catchers that dust suction is carried out using cyclone, to improve pumping efficiency, and it is full
The absorption of foot difference clast sundries needs, and can effectively improve property easy to clean, and simplify device structure, and reduction is produced into
This.
Dust catcher of the present invention, the cyclone including generating the swirling eddy sprayed outward in gas outlet one end fill
It sets, the collection of the exhaust tube for extracting sundries and filtering sundries is connected separately at the air inlet and air outlet of cyclone generating device
Bag；By internal pipeline connection, the inner wall of exhaust tube is equipped with to concave the air inlet and air outlet of the cyclone generating device
Sunken dust collecting trough.
Dust catcher of the present invention, one end of exhaust tube can be used for connecting the suction nozzle of various specifications model, and another
End then connects the air inlet of cyclone generating device；Cyclone generating device can form the rotary pneumatic sprayed outward in gas outlet one end
Stream, these swirling eddies can form negative pressure in gas outlet one end, so that exhaust tube and suction nozzle thereon is made to form exhaust capacity,
And sundries is drawn into exhaust tube；Moreover, by the effect of spiral air flow, gas and sundries enter exhaust tube from suction nozzle
Afterwards, spiral will be made with air-flow to movement, simultaneously as the dust collecting trough of indent is equipped in exhaust tube, so that exhaust tube inner body
The lesser big component of sundries of product can all accumulate in dust collecting trough, and only the biggish sundries of volume and few partial volume are lesser miscellaneous
Object is entered in the collecting bag for collecting sundries by the pipeline inside tracheae generating device.This kind of dust catcher can will be big absolutely as a result,
Partial dust collecting is inside the dust collecting trough of exhaust tube, to significantly reduce the load and impurities accumulation journey of collecting bag
Degree, thereby reduces the cleaning needs of collecting bag.Meanwhile exhaust tube can be optionally and with all types of plastic or other easy to clean
Material be made, exhaust tube need to only be removed and be cleaned by when cleaning, and cleaning difficulty is lower, and does not have residue
It gathers and influences cleaning effect；Alternatively, can choose when being cleaned to exhaust tube and filter bag and put the arrival end of exhaust tube
Enter in clear water, then starts dust catcher, clear water can be sucked and equally with spiral to being passed through in exhaust tube by dust catcher, thus pole
Easily to be cleaned to exhaust tube and collecting bag.Further more, this kind of dust catcher is not necessarily to that blower is arranged in internal pipeline, it can
Effectively to avoid existing dust catcher because of various problems caused by blower.In addition, kind structure of dust collector is simple, can meet simultaneously
The suction of all kinds of solids or liquid needs, and application range is extremely wide, and cost of manufacture is cheap and the operation is stable, long service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of dust catcher.
Fig. 2 is the structural schematic diagram of cyclone generating device.
Fig. 3 is the right side structural representation of cyclone generating device shown in Fig. 2.
Fig. 4 is second of embodiment structure schematic diagram of cyclone generating device.
Fig. 5 is the third embodiment structure schematic diagram of cyclone generating device.
Fig. 6 is the 4th kind of embodiment structure schematic diagram of cyclone generating device.
Fig. 7 is another embodiment structure schematic diagram of exhaust tube.
Fig. 8 is the mounting structure schematic diagram of tee tube.
Specific embodiment
A kind of dust catcher, the cyclone generating device 2 including generating the swirling eddy sprayed outward in gas outlet one end, cyclone
The collecting bag 3 of the exhaust tube 1 for extracting sundries and filtering sundries is connected separately at the air inlet and air outlet of generating device；It is described
The air inlet and air outlet of cyclone generating device are equipped with the dust being recessed inwardly by internal pipeline connection, the inner wall of exhaust tube
Slot 4.
The dust catcher, cyclone generating device 2 include inner hollow and the different wind energy pipe 21 and materail tube 22 of diameter,
The input end of materail tube is the air inlet of cyclone generating device, and the outlet end of materail tube is set in wind energy pipe, and materail tube
There are gaps between outer wall and the inner wall of wind energy pipe；The outlet end of wind energy pipe is the gas outlet of cyclone generating device, wind energy pipe
Inlet cylinder 23 is housed, inlet cylinder is hollow and is connected in wind energy pipe at outer wall；It is arranged between wind energy inside pipe wall and material pipe outer wall
There are cricoid wind energy ring 24 and closed-loop 25, the inner circle of wind energy ring is placed on the outlet end of materail tube and outer circle is located at the outlet of wind energy pipe
Between end and inlet cylinder, the inner circle of closed-loop is placed on materail tube and outer circle is between wind energy pipe input end and inlet cylinder, and
Wind energy ring and the inside and outside circle of closed-loop are mutually tightly connected with materail tube and wind energy pipe respectively；Several groups wind is also provided on wind energy ring
Hole group, every group of air holes group include two air holes 26 along wind energy pipe axisymmetrical and connection wind energy ring two sides；In addition also oriented
Inlet cylinder is passed through the inflatable body 27 of air.
As shown in Figure 1-3, one end of exhaust tube can be used for connecting the suction nozzle of various specifications model, and the other end then connects
The air inlet of cyclone generating device；The inflatable body of cyclone generating device is blown into air into inlet cylinder, air along inlet cylinder into
Enter the internal chamber that wind energy pipe, materail tube, closed-loop and wind energy ring form, is then discharged again from the air holes on wind energy ring, due to
Air holes is located at the inside of wind energy pipe outlet end and is symmetrical arranged in groups, so that the gas being discharged from air holes is in wind energy pipe outlet end shape
At the swirling eddy sprayed outward, so that negative pressure is formed at the outlet end of materail tube, to make exhaust tube and suction nozzle thereon
Exhaust capacity is formed, and sundries is drawn into exhaust tube；These sundries will it is mobile with swirling eddy and through exhaust tube and
Materail tube is moved to the outlet end of wind energy pipe and finally enters collecting bag.In the process, due to being equipped with indent in exhaust tube
Dust collecting trough, so that the big component of the lesser sundries of exhaust tube inner volume can all accumulate in dust collecting trough, only volume is biggish
Sundries and the lesser sundries of few partial volume are entered in the collecting bag for collecting sundries by the pipeline inside tracheae generating device.
This kind of dust catcher can be by the dust collecting of the overwhelming majority inside the dust collecting trough of exhaust tube, to significantly reduce as a result,
The load and impurities accumulation degree of collecting bag, thereby reduce the cleaning needs of collecting bag.Meanwhile exhaust tube can optionally and
It is made with all types of plastic or other materials easy to clean, exhaust tube need to only be removed and be cleaned by when cleaning, clear
Clean difficulty is lower, and does not have accumulation of residues and influence cleaning effect；Alternatively, when being cleaned to exhaust tube and filter bag,
It can choose and the arrival end of exhaust tube is put into clear water, then start dust catcher, dust catcher can suck clear water and same
With spiral to being passed through in exhaust tube, to be cleaned to exhaust tube and collecting bag extremely conveniently；Alternatively, can be by collecting bag
The outlet end of wind energy pipe is filled in, then wind energy pipe outlet port is covered, then starts inflatable body, the air-flow that inflatable body is blown
It will be redirected back into materail tube and exhaust tube by wind energy pipe, to realize self-cleaning.Further more, this kind of dust catcher is not necessarily in inside
Blower is set in pipeline, it is possible to prevente effectively from existing dust catcher is because of various problems caused by blower.In addition, kind structure of dust collector
Simply, the suction needs of all kinds of solids or liquid can be met simultaneously, application range is extremely wide, and cost of manufacture is cheap and works
Stablize, long service life.
The axis of the dust catcher, wind energy pipe 21 and materail tube 22 is overlapped, so that interior between wind energy pipe and materail tube
Chamber annular in a center of symmetry in portion's to keep internal gas flow more uniform, and then forms significantly more efficient cyclone and pumping effect
Fruit.
The dust catcher, wind energy ring 24 and closed-loop 25 can be used as components and be installed on wind energy pipe 21 and materail tube 22
Between, it can also extend from the inner wall of wind energy pipe 21 or the outer wall of materail tube 22 to materail tube or wind energy pipe；Wherein, wind energy
Ring 24 is horn-like, and trumpet end is connect and outlet end is connect with the inner wall of wind energy pipe 21 with the outlet end of materail tube 22,
To improve the effect of cyclone production；In addition, all air holes groups on wind energy ring are uniformly arranged in the circumferential direction on wind energy ring 24, and
The axis of each air holes 26 can be set to parallel with the axis of wind energy pipe 21, may be set to be and is located at the axis of wind energy pipe
Same plane and opening direction are directed toward the inner wall of wind energy pipe or the axis of wind energy pipe, may be arranged as the axis with wind energy pipe 21
In Different Plane；In addition to this, closed-loop 25 can be set between the input end and inlet cylinder 23 of wind energy pipe 21
Section, as shown in Fig. 2, also can be set in the inner end of inlet cylinder 23, as shown in figure 4, to avoid air flow direction wind energy pipe into
At cavity between mouthful end and inlet cylinder, and then reduce turbulent flow and improve air-flow utilization rate, in addition, closed-loop 25 can be it is flat
Annular, being also possible to bus is the horn-like of straight line or arc, as shown in Figure 5；In addition, the axis direction of inlet cylinder 23 both may be used
With the axis perpendicular to wind energy pipe 21, it can also be obliquely directed towards the outlet end of materail tube 22, as shown in Figure 6.Not by these
The setting of the wind energy ring, closed-loop and inlet cylinder of similar shape, structure, can form different cyclonic effects, to meet difference
Use need.
The dust catcher, the gross area of all air holes 6 is consistent with the area of 3 entrance of inlet cylinder on wind energy ring 4, or about
Equal to the area of 3 entrance of inlet cylinder.It is experimentally confirmed, maximum cyclone can be obtained in the case of this kind, effect occurs, favorably
Intensity is evacuated in improving.
The dust catcher, inflatable body 27 can be air blower, be also possible to air pump or it is other air-flow can be blown into
Device in inflator.
The dust catcher, exhaust tube 1 can be the bellows of interval setting ring fillister, and dust collecting trough is bellows
Annular groove；Exhaust tube can also with as shown in fig. 7, dust collecting trough 4 along spiral to setting, and the rotation direction of dust collecting trough and cyclone occur
The rotation direction of cyclone caused by device is consistent, this sundries that exhaust tube is sucked is more easier to be attached in dust collecting trough, mentions
The collection efficiency of high dust.
The dust catcher, as shown in figure 8, tee tube 5 is housed between exhaust tube 1 and cyclone generating device 2, tee tube
Two of them interface is connect with exhaust tube and cyclone generating device respectively, and remaining interface is filled from connection exhaust tube and cyclone
Extend certain distance on the pipe shaft set, and the interface optionally can be equipped with the plug 6 for closing the interface, or use
In the dust bag for collecting clast sundries.When work, cyclone generating device make sundries with spiral to enter exhaust tube, volume and weight
Lesser dust will accumulate in the dust collecting trough of exhaust tube, and the biggish sundries of volume and weight enters threeway along exhaust tube；By
Extend on pipe shaft between exhaust tube and cyclone generating device in the third interface of tee tube, i.e., this extends
Inner tube segment will form certain space, and after the biggish sundries of volume enters tee tube, these sundries, which will flow into, extends pipeline section
Inside；At this point, sundries can be collected by dust bag if extension segment interface connects dust bag；If extension segment interface connects
Plug, then sundries will accumulate in the inner space for extending pipeline section, until after user opens or removes plug, it can be extremely square
Just sundries is cleaned.It is extremely simple by the structure of dust catcher, while can be further improved the separation energy of sundries again
Power and property easy to clean.
Claims (10)
1. a kind of dust catcher, the exhaust tube (1) including extracting sundries, it is characterised in that: be included in gas outlet one end and generate outward
The cyclone generating device (2) of the swirling eddy of injection is separately connected exhaust tube at the air inlet and air outlet of cyclone generating device
With the collecting bag (3) of filtering sundries；The air inlet and air outlet of the cyclone generating device pass through internal pipeline connection, pumping
The inner wall of pipe is equipped with the dust collecting trough (4) being recessed inwardly.
2. dust catcher according to claim 1, it is characterised in that: cyclone generating device (2) includes inner hollow and diameter
Different wind energy pipe (21) and materail tube (22), the input end of materail tube are the air inlet of cyclone generating device, and materail tube goes out
Mouth end is set in wind energy pipe, and there are gaps between the outer wall of materail tube and the inner wall of wind energy pipe；The outlet end of wind energy pipe is
The gas outlet of cyclone generating device is equipped with inlet cylinder (23) at the outer wall of wind energy pipe, and inlet cylinder is hollow and is connected in wind energy pipe；
It is provided with cricoid wind energy ring (24) between wind energy inside pipe wall and material pipe outer wall and closed-loop (25), the inner circle of wind energy ring are placed on
The outlet end of materail tube and outer circle is between wind energy pipe outlet end and inlet cylinder, the inner circle of closed-loop are placed on materail tube and outer
Circle between wind energy pipe input end and inlet cylinder, and wind energy ring and the inside and outside circle of closed-loop respectively with materail tube and wind energy pipe
Mutually it is tightly connected；Also is provided with several groups air holes group on wind energy ring, every group of air holes group include two along wind energy pipe axisymmetrical and
It is connected to the air holes (26) of wind energy ring two sides；In addition also oriented inlet cylinder is passed through the inflatable body (27) of air.
3. dust catcher according to claim 2, it is characterised in that: wind energy ring (24) be it is horn-like, and trumpet end with
The outlet end of materail tube (22) connects and outlet end is connect with the inner wall of wind energy pipe (21).
4. dust catcher according to claim 2 or 3, it is characterised in that: all air holes groups are uniformly arranged in the circumferential direction in wind energy
On ring (24).
5. dust catcher according to claim 2 or 3, it is characterised in that: the gross area of all air holes (6) on wind energy ring (4)
It is consistent with the area of 3 entrance of inlet cylinder.
6. dust catcher according to claim 2 or 3, it is characterised in that: the axis of each air holes (26) and wind energy pipe (21)
Axis is parallel.
7. dust catcher according to claim 2, it is characterised in that: closed-loop (25) is set to the inner end of inlet cylinder (23).
8. dust catcher according to claim 2, it is characterised in that: exhaust tube (1) is the wave of interval setting ring fillister
Line pipe.
9. dust catcher according to claim 2, it is characterised in that: the dust collecting trough (4) of exhaust tube (1) along spiral to setting,
And the rotation direction of dust collecting trough is consistent with the rotation direction of cyclone caused by cyclone generating device.
10. dust catcher according to claim 2, it is characterised in that: filled between exhaust tube (1) and cyclone generating device (2)
Have tee tube (5), the two of them interface of tee tube is connect with exhaust tube and cyclone generating device respectively, and remaining interface is from even
It connects and extends certain distance on the pipe shaft of exhaust tube and cyclone generating device, and the interface is equipped with the plug for closing the interface
(6) or the dust bag for collecting clast sundries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242191.5A CN109998419A (en) | 2019-03-28 | 2019-03-28 | A kind of dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242191.5A CN109998419A (en) | 2019-03-28 | 2019-03-28 | A kind of dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109998419A true CN109998419A (en) | 2019-07-12 |
Family
ID=67168553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910242191.5A Pending CN109998419A (en) | 2019-03-28 | 2019-03-28 | A kind of dust catcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109998419A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106931U (en) * | 1991-12-01 | 1992-06-10 | 中国矿业大学 | Rotary jet screen aspirator |
| CN2246259Y (en) * | 1996-04-11 | 1997-01-29 | 洪梅 | Improved jet cooker hood |
| CN2308338Y (en) * | 1997-06-27 | 1999-02-24 | 刘伟 | Pneumatic vacuum duster |
| CN1475190A (en) * | 2002-08-02 | 2004-02-18 | 东拓工业株式会社 | Flexible hose |
| KR20060106236A (en) * | 2005-04-07 | 2006-10-12 | 강종표 | Suction device of vacuum cleaner |
| CN204453871U (en) * | 2015-02-10 | 2015-07-08 | 陆顺平 | Sucking machine structure is led directly to for without hindrance pipeline |
| CN205697524U (en) * | 2016-05-18 | 2016-11-23 | 国网新疆电力公司奎屯供电公司 | A kind of portable dust collector |
| CN208482187U (en) * | 2017-12-07 | 2019-02-12 | 郑州环威精工环保科技有限公司 | A kind of vacuum sweeper three-level separating and filtering device |
| CN210408272U (en) * | 2019-03-28 | 2020-04-28 | 张宪 | Dust collector |
-
2019
- 2019-03-28 CN CN201910242191.5A patent/CN109998419A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106931U (en) * | 1991-12-01 | 1992-06-10 | 中国矿业大学 | Rotary jet screen aspirator |
| CN2246259Y (en) * | 1996-04-11 | 1997-01-29 | 洪梅 | Improved jet cooker hood |
| CN2308338Y (en) * | 1997-06-27 | 1999-02-24 | 刘伟 | Pneumatic vacuum duster |
| CN1475190A (en) * | 2002-08-02 | 2004-02-18 | 东拓工业株式会社 | Flexible hose |
| KR20060106236A (en) * | 2005-04-07 | 2006-10-12 | 강종표 | Suction device of vacuum cleaner |
| CN204453871U (en) * | 2015-02-10 | 2015-07-08 | 陆顺平 | Sucking machine structure is led directly to for without hindrance pipeline |
| CN205697524U (en) * | 2016-05-18 | 2016-11-23 | 国网新疆电力公司奎屯供电公司 | A kind of portable dust collector |
| CN208482187U (en) * | 2017-12-07 | 2019-02-12 | 郑州环威精工环保科技有限公司 | A kind of vacuum sweeper three-level separating and filtering device |
| CN210408272U (en) * | 2019-03-28 | 2020-04-28 | 张宪 | Dust collector |
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