JPH0893578A - Catalytic reaction device for automobile fuel - Google Patents
Catalytic reaction device for automobile fuelInfo
- Publication number
- JPH0893578A JPH0893578A JP6227518A JP22751894A JPH0893578A JP H0893578 A JPH0893578 A JP H0893578A JP 6227518 A JP6227518 A JP 6227518A JP 22751894 A JP22751894 A JP 22751894A JP H0893578 A JPH0893578 A JP H0893578A
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- cover body
- liquid fuel
- press
- lid
- 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
- 239000000446 fuel Substances 0.000 title claims abstract description 28
- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 239000003054 catalyst Substances 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 8
- 230000003197 catalytic effect Effects 0.000 claims description 5
- 239000002245 particle Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000006200 vaporizer Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、自動車に使用する例え
ば軽油やLPG等の液体燃料における燃費向上や排気ガ
ス浄化等を目的として燃料を改質するため、例えば、顆
粒状又は球状のゼオライト等の触媒層中を燃料を通過さ
せることによって、触媒と反応させるために使用する触
媒反応装置の改良に関する。BACKGROUND OF THE INVENTION The present invention relates to a liquid fuel such as light oil or LPG used in an automobile for reforming the fuel for the purpose of improving fuel efficiency and exhaust gas purification. The present invention relates to improvement of a catalytic reaction device used for reacting with a catalyst by allowing a fuel to pass through the catalyst layer.
【0002】[0002]
【従来の技術】本発明に係わる装置は、例えばLPGを
例として図4に示すような自動車の燃料系統において、
燃料タンクとエンジンとの中間でベーパーライザーの前
に設けられるため、サイズ及び形状は限られる。ここ
で、符号20は該反応装置を着脱するための継手を表し
ている。2. Description of the Related Art An apparatus according to the present invention is used in an automobile fuel system as shown in FIG.
Since it is provided in the middle of the fuel tank and the engine and before the vaporizer, its size and shape are limited. Here, reference numeral 20 represents a joint for attaching and detaching the reaction device.
【0003】従って、該反応装置の形状は図5に示され
ているような概略円筒形というシンプルな形状となって
おり、この中に触媒を充填した構成となっている。Therefore, the reactor has a simple cylindrical shape as shown in FIG. 5, which is filled with a catalyst.
【0004】[0004]
【発明が解決しようとする課題】しかしながら、上記従
来技術の構成によれば、蓋体4と底部5にそれぞれ貫通
させられている流入口6と流出口7の容器3側開口部に
は、フィルター12と12’が各々の開口部に固設され
ているために、開口部とフィルターの間のスペースが極
めて小さく、それに伴って流路面積が小さくなり、か
つ、触媒11がフィルター12の目詰まりを起こすこと
もあった。このような状況では、液体燃料の流量が十分
確保出来なくなるという欠点があった。However, according to the above-mentioned configuration of the prior art, the filter is provided at the container 3 side opening of the inflow port 6 and the outflow port 7 which are respectively penetrated by the lid body 4 and the bottom portion 5. Since 12 and 12 'are fixed to each opening, the space between the opening and the filter is extremely small, the flow passage area is accordingly reduced, and the catalyst 11 clogs the filter 12. Sometimes caused. In such a situation, there is a drawback that the flow rate of the liquid fuel cannot be secured sufficiently.
【0005】本発明は、上記従来技術の課題を解決する
べくなされたもので蓋体と底部の構造を変更し十分な流
路面積を得るとともに、触媒の目詰まりも問題とならな
い自動車燃料用触媒反応装置を提供するものである。The present invention has been made to solve the above-mentioned problems of the prior art. The structure of the lid and the bottom is changed to obtain a sufficient flow passage area, and the clogging of the catalyst is not a problem. A reactor is provided.
【0006】すなわち、本発明は上記目的を達成するた
め、蓋体の一部と底部を薄板金属のプレス成形品より構
成したことを特徴としている。[0006] That is, in order to achieve the above object, the present invention is characterized in that a part of the lid and the bottom are made of a press-formed product of a thin metal plate.
【0007】上記の薄板金属のプレス成形部分は容器内
面に向けて大口径を有し、かつ、外方に向かって小口径
となるようなテーパ状に構成されている。The press-formed portion of the thin sheet metal has a taper shape having a large diameter toward the inner surface of the container and a small diameter toward the outside.
【0008】[0008]
【作用】本発明は、上記の如く構成されているので流入
時、流出時に液体燃料の滞留は起こらず、また、フィル
ター面積が大きくなるため、触媒11の目詰まりは殆ど
問題にならない。Since the present invention is constructed as described above, the retention of liquid fuel does not occur at the time of inflow and outflow, and since the filter area becomes large, the clogging of the catalyst 11 hardly poses a problem.
【0009】[0009]
【実施例】次に添付図面を参照して、本発明による触媒
反応装置の実施例を説明する。Embodiments of the catalytic reactor according to the present invention will now be described with reference to the accompanying drawings.
【0010】まず、触媒反応装置が使用される場合の一
例として、自動車のLPG燃料系統図を示した図4につ
いて説明する。すなわち、燃料タンク内に充填されたL
PGは液取り出しバルブを介して配管内に導かれ、やが
て、ベーパーライザーで霧化され、エンジン内に噴射さ
れることになる。触媒反応装置1は上記ベーパーライザ
ーの前に設置される。First, as an example of the case where the catalytic reaction device is used, FIG. 4 showing an LPG fuel system diagram of an automobile will be described. That is, L filled in the fuel tank
The PG is introduced into the pipe through the liquid take-out valve, is eventually atomized by the vaporizer, and is injected into the engine. The catalytic reactor 1 is installed in front of the vaporizer.
【0011】従って、触媒反応装置の設置される場所は
自動車のエンジンルーム又はトランクルームの内部等と
なるためそのスペースは小さく、該反応装置のサイズ及
び形状は自ずと限られる。Therefore, since the place where the catalytic reaction device is installed is in the engine room or the trunk room of the automobile, the space is small and the size and shape of the reaction device are naturally limited.
【0012】現在使用されている触媒反応装置の形状
は、図5に示したような概略円筒形を成している。すな
わち、触媒反応装置1の容器2は、中空円筒状の外殻3
と液体燃料の流入口6を備えた蓋体4及び液体燃料の流
出口7を有する底部5とから構成されている。ここで、
蓋体4は触媒の詰め替えが出来るようにねじ部9によっ
て外殻3に着脱可能に螺合わせられている。また、蓋体
4と外殻3の間は、液体燃料の漏洩を防ぐためOリング
8により液密に保持されている。更に、蓋体4の回り止
めのため止めねじ10が設けられている。そして、底部
5は外殻3に溶着せられている。また、触媒粒の流出防
止のため、流入口6及び流出口7の内側にはフィルター
12と12’とがそれぞれ固設されている。なお、流入
口6と流出口7は、該反応装置の着脱用配管継手(図省
略)にそれぞれ連結している。The catalytic reactor currently in use has a substantially cylindrical shape as shown in FIG. That is, the container 2 of the catalytic reaction device 1 has a hollow cylindrical outer shell 3
And a bottom portion 5 having a liquid fuel outflow port 7 and a lid 4 having a liquid fuel inflow port 6. here,
The lid 4 is detachably screwed to the outer shell 3 by a screw portion 9 so that the catalyst can be refilled. A space between the lid 4 and the outer shell 3 is kept liquid-tight by an O-ring 8 in order to prevent leakage of liquid fuel. Further, a set screw 10 is provided to prevent the lid body 4 from rotating. The bottom 5 is welded to the outer shell 3. Further, filters 12 and 12 'are fixedly provided inside the inflow port 6 and the outflow port 7 in order to prevent the catalyst particles from flowing out. The inflow port 6 and the outflow port 7 are each connected to a detachable pipe joint (not shown) of the reactor.
【0013】従来は、上記のように構成されている容器
2の中に触媒粒11を適宜充填することで使用されてい
た。Conventionally, it has been used by appropriately filling the catalyst particles 11 in the container 2 configured as described above.
【0014】図5のように構成してあるので、従来技術
では、液体燃料の流入口6及び流出口7の内側開口部の
流路面積が十分とれなくなり、液体燃料の流れが滞りが
ちになることは前述の通りである。Since the configuration is as shown in FIG. 5, in the prior art, the flow passage area of the inner openings of the liquid fuel inflow port 6 and the outflow port 7 becomes insufficient, and the flow of the liquid fuel tends to be delayed. This is as described above.
【0015】図1は、本発明の触媒反応装置の全体構成
例を表す縦断面図である。FIG. 1 is a vertical cross-sectional view showing an example of the overall structure of the catalytic reactor of the present invention.
【0016】取り付け場所の制約上、図1においても従
来例を示す図5と同様の概略円筒形を成しており、外殻
3及び蓋体31と底部30とから構成され、蓋体31及
び底部30には各々流入口6と流出口7とが設けられて
いることについても、従来例と変わりがない。Due to the restriction of the mounting place, the same cylindrical shape as in FIG. 5 showing the conventional example is formed in FIG. 1 as well, and is composed of the outer shell 3, the lid 31 and the bottom portion 30, and the lid 31 and The bottom 30 is provided with the inflow port 6 and the outflow port 7, respectively, which is the same as the conventional example.
【0017】しかしながら、図1の蓋体31及び底部3
0は、その拡大詳細図である図2と図3に基づいて説明
すると、次のような特徴がある。However, the lid 31 and the bottom 3 of FIG.
0 has the following features when explained based on the enlarged detailed views of FIGS. 2 and 3.
【0018】図2は蓋体31の構成を示しており、蓋体
31は、ねじ部9を有する胴部33とテーパ32を有す
る蓋部34とから成る。FIG. 2 shows the structure of the lid body 31. The lid body 31 is composed of a body portion 33 having a screw portion 9 and a lid portion 34 having a taper 32.
【0019】胴部33は従来例図5の蓋体4と同様、外
殻3に螺着されるためのねじ部9と洩れ防止のためのO
リング8を嵌入するためのOリング溝35を備えてい
る。The body portion 33 is similar to the lid 4 of the conventional example shown in FIG. 5, and has a threaded portion 9 for being screwed to the outer shell 3 and an O for preventing leakage.
An O-ring groove 35 for inserting the ring 8 is provided.
【0020】蓋部34は薄板金属をプレス成形すること
で得られたもので、つば部36の外周部分を胴部33に
図示の如く溶着させ一体とし、蓋体とする。このときの
蓋体34の形状は図示の如く、外殻3の内部に対して開
く方向にプレス成形されており、対向する突出側(小口
径に絞られている部分)には、配管用継手60が溶着さ
れている。The lid portion 34 is obtained by press-molding a thin sheet metal, and the outer peripheral portion of the flange portion 36 is welded to the body portion 33 as shown in the figure to form a lid body. As shown in the figure, the shape of the lid 34 at this time is press-molded in a direction that opens to the inside of the outer shell 3, and a pipe joint is provided on the opposing protruding side (portion narrowed to a small diameter). 60 is welded.
【0021】図3は底部30の構成を示しており、底部
30は薄板金属のプレス成形により上記の蓋体31の蓋
部34と概略同一の形状に構成され、そのつば部37の
外周部分を触媒反応容器2の外殻3の他方の端面円周に
図示の如く溶着されている。また、底部30においても
つば部37と対向する小口径部分には、配管用継手61
が溶着されているのことはいうまでもない。FIG. 3 shows the structure of the bottom portion 30. The bottom portion 30 is formed by press-molding a thin sheet metal into a shape substantially the same as the lid portion 34 of the lid 31, and the outer peripheral portion of the flange portion 37 is formed. It is welded to the circumference of the other end surface of the outer shell 3 of the catalytic reaction vessel 2 as shown in the figure. Further, in the small diameter portion of the bottom portion 30 facing the brim portion 37, a pipe joint 61 is provided.
Needless to say, is welded.
【0022】さらに、図1、図2、図3に示されている
ように、蓋体31と底部30の内側には、フィルター5
0、50’が固設せられている。Further, as shown in FIGS. 1, 2 and 3, the filter 5 is provided inside the lid 31 and the bottom portion 30.
0 and 50 'are fixed.
【0023】本発明は、上記のように構成されているの
で、液体燃料の流入口6と流出口7とフィルター50、
50’との間にはAとBで示したような空間が作られる
ため、液体燃料の流入、流出のために十分な流路面積を
得ることが出来、かつ、フィルター50、50’の面積
も広く取れるので触媒粒の目詰まりが発生しても全面を
覆うことはなく、液体の流入、流出に支障を生じること
はない。Since the present invention is configured as described above, the liquid fuel inlet 6 and outlet 7 and the filter 50,
Since the spaces shown by A and B are formed between the filter 50 'and 50', it is possible to obtain a sufficient flow passage area for the inflow and outflow of the liquid fuel, and the area of the filters 50, 50 '. Even if the catalyst particles are clogged, they do not cover the entire surface and do not hinder the inflow and outflow of the liquid.
【0024】上記のような本発明にかかる装置は、ジー
ゼル機関等で多く使用する軽油においても良好な効果を
得ることはいうまでもない。It goes without saying that the device according to the present invention as described above can obtain a good effect even in light oil that is often used in diesel engines and the like.
【0025】[0025]
【発明の効果】上記した如く、本発明に係わる自動車燃
料触媒反応装置によれば、燃料の流入時及び流出時に流
れを阻害するものがないので、極めて円滑な燃料の供給
を可能にし、著しく良好な触媒反応を奏するものであ
る。As described above, according to the automobile fuel catalytic reaction apparatus of the present invention, there is nothing that obstructs the flow of fuel at the time of inflow and outflow of fuel, so that the fuel can be supplied extremely smoothly and is remarkably excellent. It is a catalytic reaction.
【図1】本発明に係わる触媒反応装置の全体構成例を表
す縦断面図である。FIG. 1 is a vertical sectional view showing an example of the overall configuration of a catalytic reaction device according to the present invention.
【図2】上記実施例における蓋体部分の拡大図。FIG. 2 is an enlarged view of a lid portion in the above embodiment.
【図3】上記実施例における底部部分の拡大図。FIG. 3 is an enlarged view of a bottom portion in the above embodiment.
【図4】自動車のLPG燃料系統図である。FIG. 4 is a LPG fuel system diagram of an automobile.
【図5】従来の触媒反応装置の全体構成例を表す縦断面
図である。FIG. 5 is a vertical cross-sectional view showing an example of the overall configuration of a conventional catalytic reaction device.
1 触媒反応装置、 2 容器、 3 外殻、 4,31 蓋体、 5,30 底部、 11 触媒粒、 12、12’、50、50’フィルター、 DESCRIPTION OF SYMBOLS 1 catalyst reaction device, 2 container, 3 outer shell, 4,31 lid, 5,30 bottom part, 11 catalyst particles, 12, 12 ', 50, 50' filter,
Claims (1)
器中を自動車用液体燃料を通過させることにより触媒反
応を起こし、液体燃料の性質を改善する装置において、
上記容器中への液体燃料の流入口を有する蓋体の一部分
と流出口を有する底部の全体を薄板金属のプレス成形部
分により構成したことを特徴とする自動車燃料用触媒反
応装置。1. An apparatus for improving the properties of a liquid fuel by causing a catalytic reaction by passing a liquid fuel for automobiles through a container filled with a granular or granular catalyst.
A catalytic reactor for automobile fuel, characterized in that a part of a lid having an inlet for liquid fuel into the container and a bottom having an outlet are entirely formed by a press-molded portion of thin sheet metal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6227518A JPH0893578A (en) | 1994-09-22 | 1994-09-22 | Catalytic reaction device for automobile fuel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6227518A JPH0893578A (en) | 1994-09-22 | 1994-09-22 | Catalytic reaction device for automobile fuel |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0893578A true JPH0893578A (en) | 1996-04-09 |
Family
ID=16862164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6227518A Pending JPH0893578A (en) | 1994-09-22 | 1994-09-22 | Catalytic reaction device for automobile fuel |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0893578A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000032922A1 (en) * | 1998-12-03 | 2000-06-08 | Hiroji Kawasaki | Activator of fossil fuel |
CN110325727A (en) * | 2017-03-02 | 2019-10-11 | 罗德里戈·柯基斯桑切斯孔查 | For optimize the performance of alloy catalytic and improve its eliminate HC fuel in microorgranic contaminant property hydrodynamics system |
-
1994
- 1994-09-22 JP JP6227518A patent/JPH0893578A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000032922A1 (en) * | 1998-12-03 | 2000-06-08 | Hiroji Kawasaki | Activator of fossil fuel |
CN110325727A (en) * | 2017-03-02 | 2019-10-11 | 罗德里戈·柯基斯桑切斯孔查 | For optimize the performance of alloy catalytic and improve its eliminate HC fuel in microorgranic contaminant property hydrodynamics system |
CN110325727B (en) * | 2017-03-02 | 2022-04-05 | 罗德里戈·柯基斯桑切斯孔查 | Fluid mechanics system for catalytic alloys |
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