CN108918385A - Control device occurs for dust - Google Patents

Control device occurs for dust Download PDF

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Publication number
CN108918385A
CN108918385A CN201810795460.6A CN201810795460A CN108918385A CN 108918385 A CN108918385 A CN 108918385A CN 201810795460 A CN201810795460 A CN 201810795460A CN 108918385 A CN108918385 A CN 108918385A
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CN
China
Prior art keywords
dust
control
occurs
conveying
container
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
Application number
CN201810795460.6A
Other languages
Chinese (zh)
Inventor
李勋锋
淮秀兰
王永伟
陈俊霖
周敬之
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institute of Engineering Thermophysics of CAS
Original Assignee
Institute of Engineering Thermophysics of CAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Institute of Engineering Thermophysics of CAS filed Critical Institute of Engineering Thermophysics of CAS
Priority to CN201810795460.6A priority Critical patent/CN108918385A/en
Publication of CN108918385A publication Critical patent/CN108918385A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/08Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/0806Details, e.g. sample holders, mounting samples for testing

Abstract

The present invention provides a kind of dust generation control device, which occurs control device and include:For accommodating the dust container of dust;The raw material dust inlet of the first end of dust container is set, which is used to inject raw material dust in dust container;The dust outlet of the second end opposite with first end of dust container is set, and dust outlet is for being discharged dust;And the conveying mechanism in dust container is set, conveying mechanism is for conveying dust, wherein, the end of the close dust outlet of conveying mechanism is provided with screw conveying structure, the top of screw conveying structure is provided with mixing component, mixing component and conveying mechanism rotate synchronously, and mixing component includes multiple stirring rods in multiple angular displacements.

Description

Control device occurs for dust
Technical field
The present invention relates to industrial equipment fields more particularly to a kind of dust, and control device occurs.
Background technique
In laboratory or industrial circle, for the dust removal performance of testing filters, generally require to various concentration Dust is tested, and the dust of various concentration needs dust generation control device to be provided.Currently used dust is controlled Device processed has piston type, flat spin formula and belt conveying type, and still, control device, which occurs, for these three dust exists not Foot, wherein, cannot be real although piston type can carry out accurate equal control to powder supply amount by controlling the travel speed of piston Now continuous powder supply needs shutdown to refill dust after the completion of the intracavitary dust conveying of dust container;Flat spin formula can be real Now continuous powder supply, but there is partial cavity in dust in container in order to prevent, needs to be separately provided stirring structure, and need to motor Or rotatory sealing is handled at deceleration mechanism output shaft, prevents dust from entering the bearing of motor or deceleration mechanism to damage bearing; The problems such as belt conveying type structure is complex, uneven there are dust occurrence quantity.
Summary of the invention
In order to overcome at least one aspect of the above problem, the embodiment of the present invention provides a kind of dust generation control device, It includes:For accommodating the dust container of dust;The raw material dust inlet of the first end of dust container, raw material dust are set Entrance is used to inject raw material dust in dust container;The powder of the second end opposite with first end of dust container is set Dirt outlet, dust outlet is for being discharged dust;And the conveying mechanism in dust container is set, conveying mechanism is for conveying powder Dirt, wherein the end of the close dust outlet of conveying mechanism is provided with screw conveying structure, sets on the top of screw conveying structure It is equipped with mixing component, mixing component and conveying mechanism rotate synchronously, and mixing component includes multiple stirrings in multiple angular displacements Bar.
According to some embodiments, it further includes motor that control device, which occurs, for dust, and motor is drivingly connected with conveying mechanism.
According to some embodiments, the speed regulation control that control device further includes the revolving speed for adjusting motor and steering occurs for dust Device processed.
According to some embodiments, it further includes that subtracting between speed regulating motor and conveying mechanism is arranged in that control device, which occurs, for dust Fast mechanism.
According to some embodiments, it further includes upper cover plate that control device, which occurs, for dust, and raw material dust inlet is arranged in upper cover plate On.
According to some embodiments, upper connected unit is provided on the container body of the first end of dust container, dust holds Device is connected to upper cover plate by upper connected unit.
According to some embodiments, it further includes the outlet connections part being arranged at dust outlet that control device, which occurs, for dust.
According to some embodiments, it further includes the gear powder component being arranged in outlet connections part that control device, which occurs, for dust.
According to some embodiments, the outer diameter for keeping off powder component is less than the internal diameter of outlet connections part, dust is passed through Keep off the gap between powder component and outlet connections part.
According to some embodiments, keeping off powder component includes:The threaded portion for being connected to screw conveying structure for powder component will to be kept off; Baffle for interim sedimentating dust;And the changeover portion between threaded portion and baffle is set.
According to some embodiments, the outer diameter of baffle is greater than the outer diameter of screw conveying structure.
Compared with prior art, one of the present invention has at least the following advantages:
(1) structure is simple;
(2) dust stirring in container is realized while powder supply;
(3) it can produce more uniform powder supply flow;
(4) powder supply amount can be adjusted as needed;
(5) powder can be added during powder supply, be achieved in continuous powder supply.
Detailed description of the invention
By the description made for the present invention of below with reference to attached drawing, other objects and advantages of the present invention will be aobvious and easy See, and can help that complete understanding of the invention will be obtained.
Fig. 1 is that the structural schematic diagram of control device occurs for the dust of one embodiment of the invention;
Fig. 2 is the structural schematic diagram that the gear powder component of control device occurs for the dust of one embodiment of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, 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 A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments The present invention.Unless otherwise defined, the technical term or scientific term that the present invention uses should be tool in fields of the present invention The ordinary meaning for thering is the personage of general technical ability to be understood.
The present invention provides a kind of dust generation control device, which occurs control device and place vertically, and structure is simple, spiral shell The stirring that dust in container may be implemented while revolving powder supply, can produce more uniform powder supply flow, powder supply amount is according to need It wants to be adjusted, and powder can be added at any time during powder supply, realize continuous powder supply.Dust hair provided by the present invention Raw control device is applicable to laboratory or industrial circle any need generates the occasion of uniform dust.
The embodiment of the present invention is further described with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram that control device occurs for dust according to an embodiment of the invention.As shown in Figure 1, powder Control device occurs for dirt:For accommodating the dust container 8 of dust;The raw material powder of the first end of dust container 8 is set Dirt entrance 4, raw material dust inlet 4 are used to inject raw material dust in dust container 8;The second end of dust container 8 is set Dust outlet 15, the second end and first end are respectively at the both ends of dust container 8, and dust outlet 15 is for being discharged dust; And the conveying mechanism 7 in dust container 8 is set, conveying mechanism 7 is for conveying dust, wherein the close powder of conveying mechanism 7 The end of dirt outlet 15 is provided with screw conveying structure 16, and the top of screw conveying structure 16 is provided with mixing component 9, stirs Component 9 and conveying mechanism 7 rotate synchronously, and mixing component 9 includes multiple stirring rods in multiple angular displacements.
Dust rotates conveying mechanism 7, passes through the helical feed of front end after in the injection dust container 8 of raw material dust inlet 4 The rotatably dust around conveyor screw of structure 16, while mixing component 9 being driven to rotate.It is stirred on mixing component 9 with multiple Bar is mixed, multiple stirring rod arrangements in different angles can uniformly stir dust around in this way, fill spiral knot in real time Cavity is formed by by conveying dust around structure, prevents the dust agglomerations in dust container 8 from accumulating to form permanent cavity in turn Cause dust conveying uneven, here, the stirring rod of mixing component 9 can be symmetrically arranged around the shaft of mixing component 9, than Stirring rod can be such as arranged in pairs.Top dust by stirring after move downward, then can with screw conveying structure 16 after Continuous movement is exported when dust reaches the top of screw conveying structure 16 from dust outlet 15.The lower part of dust container 8 passes through One section of horn mouth is transitioned into the tubule section with certain length, and the end of tubule section is dust outlet 15, the internal diameter of tubule section Slightly larger than the outer diameter of the screw conveying structure 16 of conveying mechanism 7, lower screw conveying structure 16 can be just accommodated in this way, to produce Raw uniform powder supply flow.The length of screw conveying structure 16 is greater than the length of the tubule section of dust container 8.It can be according to conveying The structural parameters such as outer diameter, spacing, groove depth and the spiral thickness of size design screw conveying structure 16 of Dust Capacity.It is defeated in dust During sending, dust can be injected into dust container 8 by raw material dust inlet 4 at any time, to make powder according to the present invention Control device, which occurs, for dirt can continuously feed dust.
According to preferred embodiment, it further includes motor 2 that control device, which occurs, for dust, and motor 2 drivingly connects with conveying mechanism 7 It connects.In order to accelerate the slewing rate of dust ash conveyer structure, motor 2 can be drivingly connected on rabbling mechanism 7.In this way, accelerating The slewing rate of conveying mechanism 7 and mixing component 9, not only can be improved the transfer efficiency of dust, but also further decrease powder Dust agglomerations in dirt container 8 accumulate the probability to form cavity.
According to preferred embodiment, the tune that control device further includes the revolving speed for adjusting motor 2 and steering occurs for dust Fast controller 1.For the dust controllable-rate of output, speed setting controller 1 can be connected on motor 2.Speed-regulating motor controller 1 The revolving speed that can control speed regulating motor 2, that is to say the rate of control output dust, and speed-regulating motor controller 1 can also control tune The steering of speed motor 2, such as can be positive or reversed.When needing the output speed of dust big, so that it may adjust speed regulation control Device 1 processed, so that the revolving speed of motor 2 becomes larger, to accelerate the output of dust;It is adjustable when needing the output speed of dust small Speed setting controller 1, so that the revolving speed of motor 2 becomes smaller, to slow down the output of dust.
According to preferred embodiment, it further includes deceleration mechanism 3 that control device, which occurs, for dust, and the setting of deceleration mechanism 3 is adjusting the speed Between motor 2 and conveying mechanism 7.In certain circumstances, it may be necessary to which the delivery rate of dust is smaller, corresponding, this is just needed The revolving speed of motor 2 is small, and in order to further decrease revolving speed, deceleration mechanism 3 can be arranged between speed regulating motor 2 and conveying mechanism 7, Then, according to the reduction ratio of conveying selection of speed deceleration mechanism 3, so that revolving speed is reduced to required numerical value.
According to preferred embodiment, it further includes upper cover plate 5 that control device, which occurs, for dust, and raw material dust inlet 4 is arranged upper On cover board 5.When the rotating ratio of motor 2 is very fast, when that is to say conveying mechanism 7 and very fast 9 revolving speed of mixing component, may be such that Dust is detached from dust container, in order to avoid similar situation occurs in dust, upper cover can be arranged in the first end of dust container Plate 5.There is the barrier effect of upper cover plate 5, dust would not leave dust container 8 during transportation.Entered by raw material dust Mouth 4 can inject dust into dust container 8 in the case where upper cover plate 5 is sealed.Opening raw material dust inlet 4 can be injected powder Dirt, dust container 8 can be sealed by closing raw material dust inlet 4.During powder supply, raw material dust can be opened at any time and is entered Mouth 4 supplements dust, to realize the continuous offer of dust.In certain embodiments, deceleration mechanism 3 and motor 2 may be mounted at On upper cover plate 5, and deceleration mechanism 3 and motor 2 are arranged in the outside of dust container 8, it on the one hand can be to avoid by dust Pollution, on the other hand can be easily installed and dismantle, to be maintained or replaced operation to motor 2 and/or deceleration mechanism 3.
According to preferred embodiment, connected unit 6, dust are provided on the container body of the first end of dust container 8 Container 8 is connected to upper cover plate 5 by upper connected unit 6.It is fixedly connected between upper connected unit 6 and upper cover plate 5, connection type can be Flange arrangement or Quick Release yoke configurations, naturally it is also possible to be that other are fixedly connected with mode.In order to guarantee to convey the effect of dust, Setting is sealed between upper cover plate 5 and lower connected unit 6, sealing means can be to be arranged between upper cover plate 5 and lower connected unit 6 Certainly in other examples, other sealing means also can be used in rubber sheet gasket.
According to preferred embodiment, it further includes the outlet connections being arranged at dust outlet 15 that control device, which occurs, for dust Part 10.Outlet connections part 10 occurs control device for dust and carries air-flow with the main pipeline or high speed for needing to be added dust Pipeline is attached and fixes.In the present embodiment, outlet connections part 10 is mounting flange, certainly, in other embodiments In, outlet connections part 10 is also possible to other connecting components.
According to preferred embodiment, it further includes the gear powder portion being arranged in outlet connections part 10 that control device, which occurs, for dust Part 11.The output flow that gear powder component 11 can further control dust is more uniform.
According to preferred embodiment, the outer diameter for keeping off powder component 11 is less than the internal diameter of outlet connections part 10, enables dust Enough gaps by between gear powder component 11 and outlet connections part 10.When dust is exported from dust outlet 15, keeping off first It is accumulated on powder component 11, when being stacked into a certain amount of, dust is then from the gap between gear powder component 11 and outlet connections part 10 Continuous discharge, thus can produce more uniform powder supply flow.
Fig. 2 is the structural representation for the gear powder component 11 that control device occurs for dust according to an embodiment of the invention Figure.As shown in Fig. 2, gear powder component 11 includes:The threaded portion 12 for being connected to screw conveying structure 16 for powder component 11 will to be kept off;With In sedimentating dust and change dust flow direction baffle 14;And the changeover portion 13 between threaded portion 12 and baffle 14 is set.
Gear powder component 11 is connect by threaded portion 12 with screw conveying structure 16, the hand of spiral and spiral transferring of threaded portion 12 Send the hand of spiral of structure 16 on the contrary, in this way screw conveying structure 16 rotate when, even if gear powder component 11 relative to spiral shell Line structure for conveying 16 generates sliding, and gear powder component 11 is also that increasingly tightlier, can prevent dust transmission process along direction of rotation Middle 11 loose or dislocation of gear powder component.Threaded portion 12 has been connect by changeover portion 13 between threaded portion 12 and baffle 14 with baffle 14 Come.Baffle 14 be used for by the dust accumulation exported from dust container 8 and change dust flow direction, then with outlet connections part 10 Cooperation, to generate the powder supply flow of continuous uniform.
According to preferred embodiment, the outer diameter of baffle 14 is greater than the outer diameter of screw conveying structure 16.The outer diameter of changeover portion 13 Identical as the internal diameter of screw conveying structure 16, the outer diameter of baffle 14 is greater than the outer diameter of screw conveying structure 16.In general, baffle 14 outer diameter is 1.5-3 times of the outer diameter of screw conveying structure 16, is more advantageous to dust in this way and accumulates and change on baffle 14 Dust flow direction.
According to preferred embodiment, the internal diameter of outlet connections part 10 is greater than the outer diameter of baffle 14.Outlet connections part 10 Top connect with the tubule section of dust container 8, there are a certain distance with tubule section outer end face for baffle 14, in this way can be more preferable Realization dust accumulation.Dust is exported by the screw conveying structure 16 of 7 front end of conveying mechanism, after dust output, heap first Product is on baffle 14, since the internal diameter of outlet connections part 10 is greater than the outer diameter of baffle 14, outlet connections part 10 and gear There is gap between piece 14.When the dust accumulation on baffle 14 to it is a certain amount of after, dust will from outlet connections part 10 and gear Connexin output between piece 14, to generate the powder supply flow of continuous uniform.
Embodiment provided by the invention can realize the continuous supply of dust by injecting dust in real time during powder supply;It can To be required to adjust the size of powder supply amount according to powder supply;Uniform powder supply flow can be formed;And it will not be during powder supply Partial cavity is formed in dust container.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that:It still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features; And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and Range.

Claims (11)

1. control device occurs for a kind of dust, which is characterized in that including:
Dust container, for accommodating dust;
The first end of the dust container is arranged in raw material dust inlet, the raw material dust inlet, is used for raw material dust It injects in the dust container;
The second end opposite with the first end of the dust container is arranged in dust outlet, the dust outlet, uses In discharge dust;And
Conveying mechanism, the conveying mechanism is arranged in the dust container, for conveying dust,
Wherein, the end close to the dust outlet of the conveying mechanism is provided with screw conveying structure, in the spiral transferring The top of structure is sent to be provided with mixing component, the mixing component and the conveying mechanism rotate synchronously, the mixing component packet Include multiple stirring rods in multiple angular displacements.
2. control device occurs for dust according to claim 1, which is characterized in that the dust occurs control device and also wraps Motor is included, the motor is drivingly connected with the conveying mechanism.
3. control device occurs for dust according to claim 2, which is characterized in that the dust occurs control device and also wraps Include the revolving speed for adjusting the motor and the speed setting controller of steering.
4. control device occurs for dust according to claim 3, which is characterized in that the dust occurs control device and also wraps Deceleration mechanism is included, the deceleration mechanism is arranged between the speed regulating motor and the conveying mechanism.
5. control device occurs for dust according to claim 1, which is characterized in that the dust occurs control device and also wraps Upper cover plate is included, the raw material dust inlet is arranged on the upper cover plate.
6. control device occurs for dust according to claim 5, which is characterized in that in the first end of the dust container Container body on be provided with connected unit, the dust container is connected to the upper cover plate by the upper connected unit.
7. control device occurs for dust according to claim 1, which is characterized in that the dust occurs control device and also wraps Include the outlet connections part being arranged at the dust outlet.
8. control device occurs for dust according to claim 7, which is characterized in that the dust occurs control device and also wraps Include the gear powder component being arranged in the outlet connections part.
9. control device occurs for dust according to claim 8, which is characterized in that the outer diameter of the gear powder component is less than institute The internal diameter for stating outlet connections part enables dust by between the gear powder component and the outlet connections part Gap.
10. control device occurs for dust according to claim 9, which is characterized in that the gear powder component includes:
Threaded portion, the threaded portion are used to the gear powder component being connected to the screw conveying structure;
Baffle, the baffle are used for interim sedimentating dust;And
Changeover portion, the changeover portion are arranged between the threaded portion and the baffle.
11. control device occurs for dust according to claim 10, which is characterized in that the outer diameter of the baffle is greater than described The outer diameter of screw conveying structure.
CN201810795460.6A 2018-07-19 2018-07-19 Control device occurs for dust Pending CN108918385A (en)

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Application Number Priority Date Filing Date Title
CN201810795460.6A CN108918385A (en) 2018-07-19 2018-07-19 Control device occurs for dust

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Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112557071A (en) * 2020-11-05 2021-03-26 太原理工大学 Aerodynamic dust generating device

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992003342A1 (en) * 1990-08-27 1992-03-05 Mcgregor Harold R Vertical auger type bag filler having a vibrating bowl with inverted venting cone and rotating agitator assembly
US5113917A (en) * 1988-11-14 1992-05-19 Mcgregor Harold R Vertical bottom-fill auger assembly
JP2006143263A (en) * 2004-11-18 2006-06-08 Japan Steel Works Ltd:The Hopper device and its driving method
JP4159690B2 (en) * 1999-01-13 2008-10-01 株式会社松田製作所 Material feeder
CN202070332U (en) * 2011-03-29 2011-12-14 东华大学 Aerosol generating device capable of adjusting dust capacity
CN202279542U (en) * 2011-10-29 2012-06-20 珠海安生凤凰制药有限公司 Spiral blanking structure
CN202924405U (en) * 2012-12-14 2013-05-08 安徽王仁和米线食品有限公司 A continuous, uniform and automatic feeding device
CN203379820U (en) * 2013-06-03 2014-01-08 李雨成 Funnel and suction nozzle type dust generator
CN103879781A (en) * 2014-04-14 2014-06-25 重庆大学 Rotary blowing type powder feeder
CN106042375A (en) * 2016-05-27 2016-10-26 中北大学 Digital jet sprayer for additive manufacturing
CN205731112U (en) * 2016-06-06 2016-11-30 北京环控天成科技有限公司 A kind of for there is a dirt device of dust
CN106513189A (en) * 2015-09-15 2017-03-22 江苏图博可特曙光涂层有限公司 Powder spray gun nozzle
CN206156400U (en) * 2016-08-09 2017-05-10 任飞 Individual axle drive is machine supplying powder for experiment
CN207078752U (en) * 2017-04-28 2018-03-09 中国航天空气动力技术研究院 A kind of powder feeder
CN107807072A (en) * 2017-10-24 2018-03-16 辽宁工程技术大学 Diffused dust generator is expanded in rotation
CN207551405U (en) * 2017-11-20 2018-06-29 广东美的厨房电器制造有限公司 Device for transporting objects

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5113917A (en) * 1988-11-14 1992-05-19 Mcgregor Harold R Vertical bottom-fill auger assembly
WO1992003342A1 (en) * 1990-08-27 1992-03-05 Mcgregor Harold R Vertical auger type bag filler having a vibrating bowl with inverted venting cone and rotating agitator assembly
JP4159690B2 (en) * 1999-01-13 2008-10-01 株式会社松田製作所 Material feeder
JP2006143263A (en) * 2004-11-18 2006-06-08 Japan Steel Works Ltd:The Hopper device and its driving method
CN202070332U (en) * 2011-03-29 2011-12-14 东华大学 Aerosol generating device capable of adjusting dust capacity
CN202279542U (en) * 2011-10-29 2012-06-20 珠海安生凤凰制药有限公司 Spiral blanking structure
CN202924405U (en) * 2012-12-14 2013-05-08 安徽王仁和米线食品有限公司 A continuous, uniform and automatic feeding device
CN203379820U (en) * 2013-06-03 2014-01-08 李雨成 Funnel and suction nozzle type dust generator
CN103879781A (en) * 2014-04-14 2014-06-25 重庆大学 Rotary blowing type powder feeder
CN106513189A (en) * 2015-09-15 2017-03-22 江苏图博可特曙光涂层有限公司 Powder spray gun nozzle
CN106042375A (en) * 2016-05-27 2016-10-26 中北大学 Digital jet sprayer for additive manufacturing
CN205731112U (en) * 2016-06-06 2016-11-30 北京环控天成科技有限公司 A kind of for there is a dirt device of dust
CN206156400U (en) * 2016-08-09 2017-05-10 任飞 Individual axle drive is machine supplying powder for experiment
CN207078752U (en) * 2017-04-28 2018-03-09 中国航天空气动力技术研究院 A kind of powder feeder
CN107807072A (en) * 2017-10-24 2018-03-16 辽宁工程技术大学 Diffused dust generator is expanded in rotation
CN207551405U (en) * 2017-11-20 2018-06-29 广东美的厨房电器制造有限公司 Device for transporting objects

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112557071A (en) * 2020-11-05 2021-03-26 太原理工大学 Aerodynamic dust generating device

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Application publication date: 20181130

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