JPH03116722U - - Google Patents
Info
- Publication number
- JPH03116722U JPH03116722U JP2649490U JP2649490U JPH03116722U JP H03116722 U JPH03116722 U JP H03116722U JP 2649490 U JP2649490 U JP 2649490U JP 2649490 U JP2649490 U JP 2649490U JP H03116722 U JPH03116722 U JP H03116722U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- exhaust gas
- gas purification
- purification device
- electric heating
- 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
- 238000000746 purification Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 2
- 239000011819 refractory material Substances 0.000 claims description 2
- 238000005485 electric heating Methods 0.000 claims 3
- 239000000919 ceramic Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 1
Description
第１図は本考案の一実施例による排ガス浄化装
置の断面図であり、第２図は本考案によるフイル
タの端面を示す正面図であり、第３図は本考案の
排ガス浄化装置においてフイルタの前面に設ける
ヒータの一例を示す正面図であり、第４図及び第
５図は本考案の排ガス浄化装置に用いたフイルタ
の昇温特性の試験結果を示すグラフであり、第６
図は従来の排ガス浄化装置に用いたフイルタの昇
温特性の試験結果を示すグラフである。
１……フイルタ、２……ハウジング、３……セ
ル、３０……濾壁、４，４′……排気管、５……
コイルヒータ、６……熱伝導性の良い材料の粉末
、７……耐火物、８……うず巻き状のヒータ、９
……栓部材。
FIG. 1 is a cross-sectional view of an exhaust gas purification device according to an embodiment of the present invention, FIG. 2 is a front view showing the end face of a filter according to the present invention, and FIG. 3 is a cross-sectional view of the filter in the exhaust gas purification device of the present invention. FIG. 6 is a front view showing an example of a heater provided on the front side, and FIGS.
The figure is a graph showing the test results of the temperature rise characteristics of a filter used in a conventional exhaust gas purification device. 1... Filter, 2... Housing, 3... Cell, 30... Filter wall, 4, 4'... Exhaust pipe, 5...
Coil heater, 6... Powder of material with good thermal conductivity, 7... Refractory material, 8... Spiral-shaped heater, 9
...Plug member.
Claims (1)
柱状のセラミツクフイルタと、前記フイルタの外
周に設けられた電熱部材とを有し、前記セルのう
ち複数のものには、熱伝導性の良い粉末が充填さ
れていることを特徴とするデイーゼルエンジンの
排ガス浄化装置。 (2) 請求項１に記載のデイーゼルエンジンの排
ガス浄化装置において、前記電熱部材は前記フイ
ルタを囲繞する耐火物中に埋設されていることを
特徴とするデイーゼルエンジンの排ガス浄化装置
。 (3) 請求項１又は２に記載のデイーゼルエンジ
ンの排ガス浄化装置において、前記フイルタの前
面にも電熱部材が設けられていることを特徴とす
るデイーゼルエンジンの排ガス浄化装置。[Claims for Utility Model Registration] (1) A column-shaped ceramic filter in which a large number of cells extending in the longitudinal direction are formed, and an electric heating member provided on the outer periphery of the filter, and a plurality of cells among the cells. is a diesel engine exhaust gas purification device that is filled with powder that has good thermal conductivity. (2) The exhaust gas purification device for a diesel engine according to claim 1, wherein the electric heating member is embedded in a refractory material surrounding the filter. (3) The exhaust gas purification device for a diesel engine according to claim 1 or 2, wherein an electric heating member is also provided on the front surface of the filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2649490U JPH03116722U (en) | 1990-03-15 | 1990-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2649490U JPH03116722U (en) | 1990-03-15 | 1990-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03116722U true JPH03116722U (en) | 1991-12-03 |
Family
ID=31529384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2649490U Pending JPH03116722U (en) | 1990-03-15 | 1990-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03116722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011236787A (en) * | 2010-05-10 | 2011-11-24 | Acr Co Ltd | Exhaust emission control device |
-
1990
- 1990-03-15 JP JP2649490U patent/JPH03116722U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011236787A (en) * | 2010-05-10 | 2011-11-24 | Acr Co Ltd | Exhaust emission control device |
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