CN201658959U - Power homogenizer and powder air flow homogenizing device - Google Patents

Power homogenizer and powder air flow homogenizing device Download PDF

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Publication number
CN201658959U
CN201658959U CN2009203505765U CN200920350576U CN201658959U CN 201658959 U CN201658959 U CN 201658959U CN 2009203505765 U CN2009203505765 U CN 2009203505765U CN 200920350576 U CN200920350576 U CN 200920350576U CN 201658959 U CN201658959 U CN 201658959U
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China
Prior art keywords
lower plate
upper plate
powder
homogenizer
chamber
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Expired - Lifetime
Application number
CN2009203505765U
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Chinese (zh)
Inventor
彭云华
冯长江
王素业
钱耀润
何卫锋
倪永华
陈伯成
乐章程
孙登亮
杨坤熙
刘在彩
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SHANGHAI BOLONG POWDER ENGINEERING Co Ltd
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SHANGHAI BOLONG POWDER ENGINEERING Co Ltd
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Priority to CN2009203505765U priority Critical patent/CN201658959U/en
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Abstract

The utility model discloses a powder air flow homogenizing device and a power homogenizer. The power homogenizer comprises a homogenizer body and a covering piece, wherein the homogenizer body includes an upper board, a lower board and a plurality of partition boards, both the upper board and the lower board are of conical-faced structures and respectively provided with a center hole, the partition boards are disposed between the upper board and the lower board and in matched connection with the upper board and the lower board to form a plurality of cavities around the centers holes between the upper board and the lower board, a discharge pipe is disposed inside the central holes, the lower board is provided with a plurality of pipe joints communicated with the cavities and corresponding to the cavities, the upper board is provided with a plurality of vents, and the covering piece covers on the upper board. Air source enters corresponding cavities through corresponding valves and pipelines, and a filter device is positioned on the top of a bin. The powder air flow homogenizing device can homogenize powdered materials, is fine in homogenization effect, and can avoid damage, wear and the like of materials due to friction.

Description

Powder homogenizer and powder gas flow homogenization device
Technical field
The utility model relates to the powder homogenizing technology, relates in particular to powder homogenizer and powder gas flow homogenization device.
Background technology
In all conglomeraties such as oil, chemical industry, medicine, grain, food, electric power, building materials, metallurgy and mine, all there is the fluctuation of operating parameter in the production process, thereby the quality that causes the material that different batches produces is difference to some extent, therefore, can't obtain the product of quality homogeneous.
In order to make the product material can reach the purpose of quality homogeneous, the early stage powder gas flow homogenization device that adopts comprises conventional feed bin, circulation pipe and blower fan.One end of circulation pipe is communicated with the upper end of conventional feed bin, and an other end of circulation pipe is communicated with the lower end of conventional feed bin.Blower fan is communicated with circulation pipe.
Said apparatus in use, the Compressed Gas that produces by blower fan enters in the circulation pipe, Compressed Gas is sent the material of feed bin bottom the top of feed bin back to by circulation pipe, material is got back to the feed bin bottom again under the effect of gravity, so circulation makes material flow in feed bin and reaches the uniform purpose of blending.
Said apparatus is owing to need to rely on Compressed Gas that the material in the feed bin is circulated, cause energy consumption huge, simultaneously, in the material cyclic process, material and feed bin inwall can produce great friction, and this friction not only can cause material situations such as appearance damage, fragmentation to occur, has a strong impact on quality of material, and, can damage the feed bin inwall.
For fear of material friction feed bin inwall, Chinese patent application numbers 95222671.5 discloses a kind of gravity type blending device.This device comprises the feed bin housing, the tremie pipe in the charging aperture on the housing, housing, and with the blanking tube wall on blanking hole, the secondary blending groove that links to each other with housing bottom, described tremie pipe stretch out case top and link to each other with a fixed support, and described fixed support is provided with a vibrator.
And for example Chinese patent application number 03150704.2 also discloses a kind of solid powder strength and has carried and the blending device, and this blending device comprises that a kind of solid powder/particle body strength carries and the blending device, comprises feed bin, compressor, rotary valve and mass transport pipeline.Compressor is communicated to injector through subcooler.Feed bin is communicated to injector by rotary valve.The outlet of injector is switched to the mass transport pipeline, the mass transport pipeline is communicated to separation equipment, the material outlet of separation equipment is communicated to the mixing silo with adherent structure that has the weighing and burden device, the gas vent of separation equipment is communicated in the compressor by the air shooter line again, and the outlet of mixing silo connects into the product pipeline.
Said apparatus all is to rely on the gravity of material self to flow into mixed zone, feed bin bottom along blending pipe, thus the product that obtains mixing when making material discharge feed bin.But for powder material, because the light weight of powder, gravity is little, and is mobile poor, if adopt gravity type blending device, material line clogging also may take place, gets problems such as material inequality and local bridge formation.Therefore, the effective homogenizing powder material of gravity type blending device.
Summary of the invention
The purpose of this utility model provides a kind of powder homogenizer and powder gas flow homogenization device, this powder homogenizer can be with the powder material homogenizing, and this powder gas flow homogenization device can the homogenizing granular material, and matter homogenizing is effective, and, avoid material because situations such as fragmentation, wearing and tearing take place in friction.
To achieve the above object, technical solution adopted in the utility model is:
A kind of powder homogenizer, it comprises, the homogenizer body comprises upper plate, lower plate, some dividing plates; Upper plate, lower plate are cone structure, offer centre bore respectively; Some dividing plates are arranged between upper plate, the lower plate, and are connected with upper plate, lower plate to be engaged between the upper and lower plate and form some chambers around centre bore, and discharge nozzle is set in the centre bore; Corresponding each chamber offers the interface tube that several are communicated with chamber on the lower plate; Offer several ventholes on the upper plate; Covering is covered on the described upper plate.
Further, described upper plate, lower plate are the taper seat structure; The cone-apex angle of described upper plate, lower plate taper seat is 100 degree~170 degree, is preferably 150 degree~160 degree.
Described upper plate and lower plate be arranged in parallel.
Described upper plate is spliced by some porous plates.
Described covering is nonwoven or sintered metal plates.
Again, described chamber is the centre bore ring-type setting around upper and lower plate, and the chamber on each ring constitutes a ring-shaped cavity, and the quantity of described cavity is even number.
Each chamber in the same cavity can communicate or not communicate mutually.
Be welded with support member between the two relative dividing plates of described chamber.
Described endless tube quantity is identical with number of cavities.
A kind of powder gas flow homogenization device of the present utility model, it comprises, feed bin; Homogenizer is arranged at the feed bin bottom, connects with feed bin; This homogenizer comprises, body, body comprise upper plate, lower plate, some dividing plates; Upper plate, lower plate are cone structure, offer centre bore respectively; Some dividing plates are arranged between upper plate, the lower plate, and are connected with upper plate, lower plate to be engaged between the upper and lower plate and form some chambers around centre bore, and discharge nozzle is set in the centre bore; Corresponding each chamber offers the interface tube that several are communicated with chamber on the lower plate; Offer several ventholes on the upper plate; Covering is covered on the described upper plate; Some endless tubes, a termination source of the gas, some interface tubes of the described lower plate of another termination; Filter plant is arranged at the feed bin top.
Again, described source of the gas is provided by compressor or blower fan.
Beneficial effect of the present utility model is:
1, because the upper plate of the utility model powder gas flow homogenization device is a porous plate, evenly offer venthole on it, therefore, the air-flow that source of the gas produces blows out and powder is pushed away covering from venthole, powder is on every side pushed away again after filling up this zone immediately, so circulation, the material of different layers or different feeds time is fully mixed, and homo-effect is good, and owing to material is pushed away, therefore, reduced wall friction in material and the feed bin, reduced material and take place broken because of friction, situations such as wearing and tearing, the quality of assurance material, and, can not damage the feed bin inwall.
2, because the cone-apex angle on the inclined-plane of homogenizer is 100 degree~170 degree, cone-apex angle is bigger, therefore, and for making near upper plate--the material of porous plate is sent feed bin fully, with all endless tube ventilations, the material near the discharging opening place can be sent feed bin smoothly, completely on the homogenizer upper plate like this.
3, the quantity of cavity is even number, cavity can be divided into the odd even group like this, and every group of cavity homogenization operation that hockets makes homo-effect better.
4, be welded with support member between two of the described chamber relative dividing plates, like this, can support upper plate, increase the bearing capacity of homogenizer, material can not pressed the chamber that collapses.
5, can remove pernicious gas or moisture such as containing alkene in the material.
Description of drawings
Fig. 1 is the structural representation of the utility model powder gas flow homogenization device;
Fig. 2 is the vertical view that the powder homogenizer does not comprise covering in the utility model;
Fig. 3 is the cutaway view of the utility model powder homogenizer.
The specific embodiment
Further specify architectural feature of the present utility model below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of powder gas flow homogenization of the utility model device comprises source of the gas 1, by-pass valve control 2, endless tube 3, feed bin 4, powder homogenizer 5 and filter plant 6.
Source of the gas 1 meets the source of the gas that material properties and homogenizing require for compressor, blower fan or other can provide.The gas that is used for homogenizing can be air or nitrogen.Source of the gas 1 is connected to endless tube 3 by by-pass valve control 2.
Powder homogenizer 5, it comprises, homogenizer body 51 comprises upper plate 513, lower plate 511, some dividing plates 512; Upper plate 513, lower plate 511 are the taper seat structure, be arranged in parallel, offer centre bore 515 respectively; The cone-apex angle of taper seat is 100 degree~170 degree, is preferably 150 degree~160 degree.Some dividing plates 512 are arranged between upper plate 513, the lower plate 511, and are connected with upper plate 513, lower plate 511 to be engaged between the upper and lower plate 513,511 and form some chambers 514 around centre bore, and discharge nozzle 516 is set in the centre bore 515; Corresponding each chamber offers the interface tube 5111 that several are communicated with chamber 514 on the lower plate 511; Offer several ventholes 5131 on the upper plate 513, venthole 5131 is covered with upper plate 513 as far as possible, and venthole 5131 generally is triangle or square hole, can guarantee that like this material in any zone can both be by homogenizing; Covering 52 is covered on the described upper plate 513, and this covering 52 is nonwoven or sintered metal plates, prevents that material from entering chamber 514 and stops up venthole 5131 and interface tube 5111.
In addition, upper plate 513 described in the utility model is spliced by some porous plates.
Described chamber 514 is around centre bore 515 ring-type settings, and each ring is a cavity 517,517 ', and described ring-shaped cavity 517,517 ' quantity are even number, form odd number group cavity 517, even number set cavity 517 '.Chamber in the same cavity 517,517 ' can communicate or not communicate.Each ring-shaped cavity 517,517 ' corresponding endless tube 3, endless tube 3 ' according to the operation needs, make odd number endless tube 3, the 3 ' ventilation of even number endless tube respectively by by-pass valve control 2, thereby make corresponding odd number group cavity 517, the 517 ' ventilation of even number set cavity.
Be welded with support member 518 between the two relative dividing plates 512 of described chamber 514.
As shown in Figure 1, the course of work of above-mentioned homogenizer is as follows:
Material adds in the feed bin 4 from feed bin 4 tops, and 2 controls enter in the odd number endless tube 3 air-flow that source of the gas 1 produces through by-pass valve control, and the material on the corresponding odd number group cavity 517 is carried out homogenizing.
Air-flow is assembled in the corresponding chamber 514 of powder homogenizer 5, and the venthole 5131 from the upper plate 513 blows out then; Because venthole 5131 evenly is arranged on the upper plate 513, therefore, the air-flow that blows out from venthole 5131 is uniform.This air-flow passes covering 52 and acts on the powder, and after air-flow passed covering 52, powder integral that can should the zone blew afloat.After the powder on the venthole 5131 is blown afloat, the powder in the airless zone that other are adjacent can fall into and fill up the zone of being blown the powder place that pushes away, and source of the gas 1 continuously provides air-flow, and such situation constantly takes place, thereby, reach the purpose of homogenizing powder.
After the time of setting finishes, by the 3 ' ventilation of by-pass valve control 2 control even number set endless tubes, then odd number group endless tube 3 stuffiness, like this, the material on the even number set cavity 517 ' of correspondence carries out homogenizing.Blocked operation is after a period of time in the manner described above, and different layers or the material of different feeds time be just by abundant homogenizing, thereby, obtain can the representative products performance the homogeneous product.And because material is blown afloat, material reduces and feed bin 4 interior wall frictions, reduces material situations such as fragmentation, wearing and tearing take place because of friction, the quality of assurance material.
In above-mentioned homogenization process, the powder of being kicked up returns feed bin 4 after equipment 6 filtrations after filtration, and the gases such as alkene that contained in the powder are discharged by filter plant 6.
If contain small amount of moisture in the material, need dried material, can be by the equal oxidizing gases of heating, discharge by filter plant 6 after moisture become steam.
Discharge smoothly for making the material that is deposited in discharge nozzle 516, at this moment, only need to open source of the gas 1, and while opening controlling valve door 2, by endless tube 3 ring-type odd number group cavity 517 and even number set cavity 517 ' in the powder homogenizer 5 are ventilated simultaneously, like this, all cavity 517,517 ' interior gassies, form the gas skewed slot in the whole homogenizer thereby make, make whole materials can draw off feed bin 4 smoothly.
Filter cloth in the feed bin is deposited on the filter cloth, and filter cloth is layered on the upper plate 513, and upper plate 513 plays the effect of supporting filter cloth.Be full of under whole feed bin 4 situations and work as material, upper plate 513 possibly can't bear the weight of materials in the whole feed bin 4, in order to support upper plate 513, is welded with support member 518 between the relative dividing plate 512 of each chamber 514.
Homogenizer of the present utility model is fit to the blended homogenizing of the relatively poor material of flowability, is specially adapted to the homogenizing of powder.

Claims (19)

1. powder homogenizer is characterized in that: comprises,
The homogenizer body comprises upper plate, lower plate, some dividing plates; Upper plate, lower plate are cone structure, offer centre bore respectively; Some dividing plates are arranged between upper plate, the lower plate, and are connected with upper plate, lower plate to be engaged between the upper and lower plate and form some chambers around centre bore, and discharge nozzle is set in the centre bore; Corresponding each chamber offers the interface tube that several are communicated with chamber on the lower plate; Offer several ventholes on the upper plate;
Covering is covered on the described upper plate.
2. powder homogenizer as claimed in claim 1 is characterized in that: described upper plate, lower plate are the taper seat structure, and the cone-apex angle of this taper seat is 100 degree~170 degree.
3. powder homogenizer as claimed in claim 2 is characterized in that: the cone-apex angle of described upper plate, lower plate taper seat is 150 degree~160 degree.
4. powder homogenizer as claimed in claim 1 is characterized in that: described upper plate and lower plate be arranged in parallel.
5. as claim 1 or 2 or 3 or 4 described powder homogenizers, it is characterized in that: described upper plate is spliced by some porous plates.
6. powder homogenizer as claimed in claim 1 is characterized in that: described covering is nonwoven or sintered metal plates.
7. powder homogenizer as claimed in claim 1 is characterized in that: described chamber is the centre bore ring-type setting around upper and lower plate, and the chamber on each ring constitutes a ring-shaped cavity, and the number of described cavity is an even number.
8. powder homogenizer as claimed in claim 7 is characterized in that: each chamber in the same cavity can communicate or not communicate.
9. as the said powder homogenizer of claim 1, it is characterized in that: be welded with support member between the two relative dividing plates of described chamber.
10. powder gas flow homogenization device is characterized in that: comprises,
Feed bin,
Homogenizer is arranged at the feed bin bottom, connects with feed bin; This homogenizer comprises, body, body comprise upper plate, lower plate, some dividing plates; Upper plate, lower plate are cone structure, offer centre bore respectively; Some dividing plates are arranged between upper plate, the lower plate, and are connected with upper plate, lower plate to be engaged between the upper and lower plate and form some chambers around centre bore, and discharge nozzle is set in the centre bore; Corresponding each chamber offers the interface tube that several are communicated with chamber on the lower plate; Offer several ventholes on the upper plate; Covering is covered on the described upper plate;
Some endless tubes, a termination source of the gas, several interface tubes of the described lower plate of another termination;
Filter plant is arranged at the feed bin top.
11. powder gas flow homogenization device as claimed in claim 10 is characterized in that: described upper plate, lower plate are the taper seat structure, the cone-apex angle of taper seat is 100 degree~170 degree.
12. powder gas flow homogenization device as claimed in claim 11 is characterized in that: the cone-apex angle of described upper plate, lower plate taper seat is 150 degree~160 degree.
13. powder gas flow homogenization device as claimed in claim 10, it is characterized in that: described upper plate and lower plate be arranged in parallel.
14. as claim 10 or 11 or 12 or 13 described powder gas flow homogenization devices, it is characterized in that: described upper plate is spliced by some porous plates.
15. powder gas flow homogenization device as claimed in claim 10 is characterized in that: described covering is nonwoven or sintered metal plates.
16. powder gas flow homogenization device as claimed in claim 10 is characterized in that: described chamber is the centre bore ring-type setting around upper and lower plate, and the chamber on each ring constitutes a ring-shaped cavity, and the number of described cavity is an even number.
17. powder gas flow homogenization device as claimed in claim 16 is characterized in that: each chamber in the same cavity can communicate or not communicate.
18. powder gas flow homogenization device as claimed in claim 10, it is characterized in that: described source of the gas is provided by compressor or blower fan.
19. powder gas flow homogenization device as claimed in claim 10 is characterized in that: described endless tube quantity is identical with number of cavities.
CN2009203505765U 2009-12-19 2009-12-19 Power homogenizer and powder air flow homogenizing device Expired - Lifetime CN201658959U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009203505765U CN201658959U (en) 2009-12-19 2009-12-19 Power homogenizer and powder air flow homogenizing device

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Application Number Priority Date Filing Date Title
CN2009203505765U CN201658959U (en) 2009-12-19 2009-12-19 Power homogenizer and powder air flow homogenizing device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101874994B (en) * 2009-12-19 2012-08-29 上海博隆粉体工程有限公司 Powder homogenizer and powder aircurrent homogenizing device
CN113388897A (en) * 2021-06-29 2021-09-14 北京三联虹普新合纤技术服务股份有限公司 High-capacity Lyocell cellulose stock solution and continuous preparation process thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101874994B (en) * 2009-12-19 2012-08-29 上海博隆粉体工程有限公司 Powder homogenizer and powder aircurrent homogenizing device
CN113388897A (en) * 2021-06-29 2021-09-14 北京三联虹普新合纤技术服务股份有限公司 High-capacity Lyocell cellulose stock solution and continuous preparation process thereof

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AV01 Patent right actively abandoned

Granted publication date: 20101201

Effective date of abandoning: 20091219

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Granted publication date: 20101201

Effective date of abandoning: 20091219