JPH01148781U - - Google Patents
Info
- Publication number
- JPH01148781U JPH01148781U JP4499188U JP4499188U JPH01148781U JP H01148781 U JPH01148781 U JP H01148781U JP 4499188 U JP4499188 U JP 4499188U JP 4499188 U JP4499188 U JP 4499188U JP H01148781 U JPH01148781 U JP H01148781U
- Authority
- JP
- Japan
- Prior art keywords
- gas
- powder
- flow rate
- classifier
- granular material
- 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
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims 6
- 239000008187 granular material Substances 0.000 claims 4
- 239000000463 material Substances 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Combined Means For Separation Of Solids (AREA)
Description
第１図は本考案の一実施例に係る粉粒体の分級
装置の構成を示す回路図、第２図及び第３図はそ
れぞれ従来の分級装置の構成を示す回路図である
。
符号の説明、４……分級機、１４……ブロア（
圧縮装置）、２０，２１……捕集フイルタ（回収
装置）、２２……循環配管、２３……一次圧力調
整弁、２４……バイパス管、２６……圧力スイツ
チ、２７……三方弁、２８……供給ライン、３０
，３２……流量発信器（流量計）、３１，３３…
…流量調節弁、３４，３５……流量指示調節計、
３６……制御装置、Ａ……調整装置、Ｂ……流量
調節装置。
FIG. 1 is a circuit diagram showing the configuration of a particle classification device according to an embodiment of the present invention, and FIGS. 2 and 3 are circuit diagrams each showing the configuration of a conventional classification device. Explanation of symbols, 4... Classifier, 14... Blower (
Compression device), 20, 21... Collection filter (recovery device), 22... Circulation piping, 23... Primary pressure regulating valve, 24... Bypass pipe, 26... Pressure switch, 27... Three-way valve, 28 ...supply line, 30
, 32...Flow rate transmitter (flow meter), 31, 33...
...Flow rate control valve, 34, 35...Flow rate indicating controller,
36...control device, A...adjustment device, B...flow rate adjustment device.
Claims (1)
内で噴出させて細粉及び粗粉に分級した後、回収
装置により回収する粉粒体の分級装置において、
上記回収装置により粉粒体と分離された気体を、
上記分級機の上流側の圧縮装置に循環させるよう
にしたことを特徴とする粉粒体の分級装置。 ２ 上記圧縮装置が気体を定量吐出するブロアで
あつて、該ブロアの吐出側と吸込側との間に圧力
調整弁を有するバイパス管を設け、分級機に圧送
される気体の内の余剰分を該バイパス管を通して
ブロアの吐出側から吸込側へ戻すようにした請求
項１に記載の粉粒体の分級装置。 ３ 上記気体が流れる配管経路に、該気体の圧力
を調整する調整装置を設けた請求項１又は２に記
載の粉粒体の分級装置。 ４ 上記分級機に圧送される気体の流量を調節す
るための流量計、流量指示調節計及び流量調節弁
を有してなる流量調節装置を設けた請求項１，２
又は３に記載の粉粒体の分級装置。[Scope of Claim for Utility Model Registration] 1. In a granular material classification device in which a solid-gas mixed flow consisting of gas and granular material is ejected in a classifier, classified into fine powder and coarse powder, and then recovered by a recovery device. ,
The gas separated from the powder by the above recovery device is
A device for classifying powder or granular material, characterized in that the material is circulated through a compression device upstream of the classifier. 2. The compression device is a blower that discharges a fixed amount of gas, and a bypass pipe having a pressure regulating valve is provided between the discharge side and the suction side of the blower, and the surplus of the gas that is fed under pressure to the classifier is removed. 2. The particle classification device according to claim 1, wherein the powder is returned from the discharge side to the suction side of the blower through the bypass pipe. 3. The apparatus for classifying powder or granular material according to claim 1 or 2, further comprising an adjustment device for adjusting the pressure of the gas in the piping path through which the gas flows. 4 Claims 1 and 2 further comprising a flow rate adjustment device comprising a flow meter, a flow rate indicator controller, and a flow rate adjustment valve for adjusting the flow rate of the gas fed under pressure to the classifier.
Or the particle classification device according to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4499188U JPH01148781U (en) | 1988-04-01 | 1988-04-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4499188U JPH01148781U (en) | 1988-04-01 | 1988-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01148781U true JPH01148781U (en) | 1989-10-16 |
Family
ID=31271322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4499188U Pending JPH01148781U (en) | 1988-04-01 | 1988-04-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01148781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02122875A (en) * | 1988-11-01 | 1990-05-10 | Nisshin Flour Milling Co Ltd | Gas circulating type powder classifier |
-
1988
- 1988-04-01 JP JP4499188U patent/JPH01148781U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02122875A (en) * | 1988-11-01 | 1990-05-10 | Nisshin Flour Milling Co Ltd | Gas circulating type powder classifier |
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