CN2190162Y - Waste gas purifier - Google Patents
Waste gas purifier Download PDFInfo
- Publication number
- CN2190162Y CN2190162Y CN 94202821 CN94202821U CN2190162Y CN 2190162 Y CN2190162 Y CN 2190162Y CN 94202821 CN94202821 CN 94202821 CN 94202821 U CN94202821 U CN 94202821U CN 2190162 Y CN2190162 Y CN 2190162Y
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- CN
- China
- Prior art keywords
- shell
- tail gas
- suction tude
- filtering material
- porous metals
- 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.)
- Expired - Fee Related
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- Filtering Of Dispersed Particles In Gases (AREA)
- Filtering Materials (AREA)
Abstract
The utility model relates to a tail gas filter device which is characterized in that the tail gas filter device comprises an outer housing, a tail gas pipe, filtering materials which can be washed and a filtering material supporting body, the filtering materials are arranged in the filtering material supporting body, and the filtering materials and the filtering material supporting body are installed in the outer housing which is fixedly connected with the tail gas pipe. The utility model is provided with the tail gas filter device on the tail gas pipe of a motor vehicle, and reduces pollution for environment caused by exhausting tail gas. The utility model can be widely used in the tail gas exhaust systems of the various motor vehicles of automobiles, tractors, etc., and internal combustion engines.
Description
The utility model relates to a kind of tail gas filter.
Using the processing of the motor-vehicle tail-gas of gasoline and diesel oil at present, be the processing that is limited to toxic gas substantially, and the processing of the dusts such as carbon dioxide particulate in the tail gas is out in the cold.Along with the discharge of tail gas toxic gas, there is a large amount of dusts to discharge in fact thereupon.And owing to contain a large amount of mist of oils in the tail gas dust, so use general filter, not only price is higher, and filter material is very easily blocked.Owing to can not clean, will soon lose efficacy.
The purpose of this utility model provides a kind of exhaust purifier that dust in the tail gas is handled.
For achieving the above object, the utility model is taked following design: a kind of exhaust purifier, it is characterized in that: it comprises shell, offgas duct, filtering material and filter material support capable of washing, put into described filtering material between the described filter material support, described filtering material and filter material support are installed in the described shell, and described shell is fixedlyed connected with described offgas duct.
Above-mentioned design has following several concrete scheme: described filter material support is two wire nettings, have internal thread and little screw on the described shell, described offgas duct afterbody has outside thread, in described shell, be screwed into a positioning ring and described offgas duct, between described offgas duct and positioning ring, put into a described wire netting, filtering material and another wire netting successively, and described offgas duct is fixed with the described little screw that jackscrew passes on the described shell.
Described shell can be two, one end of described offgas duct has a shunting tube, have two double-screw bolts on it, described shell is installed in respectively on described two double-screw bolts, as an end that leans against described double-screw bolt in two wire nettings of described filter material support, and put into described filtering material and another wire netting thereon, and be pressed with a circle fin in the described shell, withstand described another wire netting.
Described filter material support is two circular metal dunnages, described offgas duct is divided into porous metals suction tude and tail gas steam outlet pipe, described shell one end is connected with described porous metals suction tude, the other end is connected with described tail gas steam outlet pipe, described dunnage is installed in the porous metals suction tude two ends in the described shell, and described filtering material is enclosed within on the described porous metals suction tude between described two dunnages.
In the described dunnage outside elastomeric check valve door is installed near described tail gas steam outlet pipe one end.
Described offgas duct is a porous metals suction tude, described shell two ends are provided with plug, and with it as the filter material support, described porous metals suction tude is inserted the described plug of an end, withstand on the described plug of the other end, between described two plugs is the filtering material that is enclosed within on the described porous metals suction tude, has transverse opening on the described shell as the tail gas air outlet.
On described plug relative on the described shell, have a circular hole, and an elastomeric check valve door is installed with the tail gas airintake direction.
In order to make the driver that this cleaning filter material can in time have been known, an alarm is installed on described elastomeric check valve door.
In order to make the tail gas diffusion that enters the porous metals suction tude even, the end near shell in described porous metals suction tude is installed an airflow rotator.
Described filtering material capable of washing is the foam body of immersion oil.
Described filtering material capable of washing comprises foam body and one deck asbestos silk screen of one deck immersion oil.
The utility model is owing to install filtrating equipment on the motor-driven vehicle tracheae, not only the dusts such as carbon dioxide particulate that tail gas is discharged have higher filtration, simultaneously other gas in the tail gas also there is certain filtration, has reduced exhaust emissions pollution that environment caused.Owing to adopted foam body cheap, easy to make etc. as filtering material, after immersion oil was handled, not only resistance was little, the efficient height, and clean convenient, long service life.The use of airflow rotator makes the air-flow that enters filtrating equipment even.The employing of elastomeric check valve door makes filtrating equipment under the thicker situation of laying dust, in time opens valve, does not influence the normal discharging of tail gas, and alarm equipment alarm urges the driver to change filter simultaneously.The utility model can be widely used in the exhaust emissions system of motor vehicle such as various automobiles, tractor and internal-combustion engine.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
Fig. 1 is first example structure schematic representation of the present utility model
Fig. 2 is the sectional view of Fig. 1
Fig. 3 is second example structure schematic representation of the present utility model
Fig. 4 is an offgas duct structural representation among Fig. 3
Fig. 5 is a shell mechanism schematic representation among Fig. 3
Fig. 6 is second example structure schematic representation of the present utility model
Fig. 7 is an airflow rotator schematic representation among Fig. 6
Fig. 8 is an elasticity check valve schematic representation among Fig. 6
Fig. 9 is the 3rd an example structure schematic representation of the present utility model
Figure 10 is the sectional view of Fig. 9
Figure 11 is that tail gas stream goes out schematic representation among Fig. 9
Embodiment one as shown in Figure 1 and Figure 2, shell 1 is a metal tube, its inwall has internal thread 2, has three to four little screws 3 at circumferencial direction.The afterbody of offgas duct 4 has a flange 5, has outside thread 6 on it.Shell 1 is screwed on the offgas duct 4, and passes little screw 3, offgas duct 4 is fixed in the shell 1 with jackscrew 7.The foam body 8 of a circle is soaked in the machine oil than thickness, and machine oil is extruded, make on each the little hole wall on the foam body 8 and be stained with one deck viscosity oil film with hand.Like this when tail gas when the foam body 8, constantly on the little hole wall of random arrangement, collide, and with dust adhesion on the oil film of viscosity.If consider that exhaust temperature is higher, filtering material can be provided with a circular asbestos silk screen 9 again in the front of above-mentioned foam body 8.The filter material support is two circular metal nets 10,11.When installing, put into a wire netting 10 in the end of offgas duct 4 earlier, put into foam body 8 and another wire netting 11 of sheet asbestos 9, immersion oil then successively, have externally threaded positioning ring 12 with one at last and be screwed into shell 1, withstand wire netting 11.For easy for installation, positioning ring 12 ends can have the pit of insertion instrument, have the flat groove of being convenient to tool holding on the shell 1.
Embodiment two as shown in Figure 3, Figure 4, present embodiment is made the shunting tube 25 of a prolate with the afterbody of offgas duct 4, on the shunting tube 25 two double-screw bolts that are arranged in parallel 26 is arranged.As shown in Figure 5, present embodiment has two shells 1, enclose fin 27 near being pressed with one on the end circumference of giving vent to anger in each shell 1, on fin 27, put two wire nettings 10,11, between wire netting 10,11, put one deck immersion oil foam body 8, also can put one deck asbestos silk screen 9 again as filtering material as embodiment one.Two shells 1 are screwed in respectively on the double-screw bolt 26 of shunting tube 25.
Embodiment three as shown in Figure 6, offgas duct 4 is divided into porous metals suction tude 13(and points to the filtration fraction air inlet) and tail gas steam outlet pipe 14(discharge in the sensing atmosphere).One end of shell 1 has a flange 15, it is enclosed within on the porous metals suction tude 13, and fixes with fastening pieces such as jackscrews.The filter material support is two circular metal dunnages 16,17, two dunnages 16,17 are enclosed within the two ends of porous metals suction tude 13 in the shell 1 respectively, one of them dunnage 16 can be screwed with shell 1 end face, also can directly be enclosed within on the porous metals suction tude 13 by tighter cooperation; Another dunnage 17 can be connected with porous metals suction tude 13 by screw thread, also can fix with other method.Between two dunnages 16,17, be to be enclosed within the filtering material of making shell-like on the porous metals suction tude 13.Filtering material can adopt the foam body 8 of immersion oil separately, also can overlap one deck asbestos silk screen 9 earlier, overlaps one deck immersion oil foam body 8 again.The end 18 that tail gas steam outlet pipe 14 has plate-like is screwed on the shell 1 by screw thread, or is fixed on the shell 1 by jackscrew.
For making the air-flow that enters porous metals suction tude 13, a helical flow rotor 19(is installed as shown in Figure 7 in the porous metals suction tude 13 equably to filtration fraction diffusion all around), the outer rim of airflow rotator 19 is fixed in the porous metals suction tude 13.Fixation method can be directly to snap in or be screwed etc.
For making the tail gas filtering part behind long-pending full dust, do not influence the normal discharging of tail gas, an elastomeric check valve door 20 is installed on dunnage 17.Elastomeric check valve door 20 is (as shown in Figure 8) by an axle and cover spring controlled two semicircle door compositions thereon.When porous metals suction tude 13 inner air pressures are excessive, elastomeric check valve door 20 will be opened.An electronic alarm that is communicated with owing to mechanical motion can also be installed, so that urge the driver to clean filter material on elastomeric check valve door 20.
Embodiment four is as Fig. 9, Figure 10, shown in Figure 11, and it is the utility model of a horizontally loaded type.It is that two plugs 21,22 with shell 1 two ends are as the filter material support.Offgas duct 4 has only porous metals suction tude 13, and the air outlet of tail gas is out the transverse opening 23 on shell 1.The plug 21 that porous metals suction tude 13 is inserted an end withstands the plug 22 of the other end, opens a circular hole 24 on plug 22, and elastomeric check valve door 20 is installed on circular hole 24.Plug 22 is fixed on the shell 1 by screw thread.The installation of airflow rotator 19 and filtering material is identical with embodiment three.
The foregoing description is several design proposal of the present utility model, but can not be as the foundation of restriction other structural design of the present utility model.Such as according to the various model differences of automobile, require differently, the transformation of the shape of shell 1, offgas duct 4, shape, material and the connecting means etc. of filter material support all can change.Some designs between the several embodiments of the utility model also can be exchanged, and such as the immersion oil foam body 8 as filtering material, can be used for various types of structures separately.The foam body 8 of immersion oil also can change materials such as the bulked cotton, nonwovens of immersion oil into.Consider high-temperature condition, the asbestos silk screen 9 that uses in the filtering material also can be other fire resistant filter material.Carry out the oil type of immersion oil processing to materials such as foam bodies and do not limit, as long as it has certain viscosity and can adhere to dust.
Claims (12)
1, a kind of exhaust purifier, it is characterized in that: it comprises shell, offgas duct, filtering material and filter material support capable of washing, place described filtering material between the described filter material support, described filtering material and filter material support are installed in the described shell, and described shell is fixedlyed connected with described offgas duct.
2, a kind of exhaust purifier as claimed in claim 1, it is characterized in that: described filter material support is two wire nettings, have internal thread and little screw on the described shell, described offgas duct afterbody has outside thread, in described shell, be screwed into a positioning ring and described offgas duct, between described offgas duct and positioning ring, put into a described wire netting, filtering material and another wire netting successively, and described offgas duct is fixed with the described little screw that jackscrew passes on the described shell.
3, a kind of exhaust purifier as claimed in claim 1, it is characterized in that: described shell is two, one end of described offgas duct has a shunting tube, have two double-screw bolts on it, described shell is installed in respectively on described two double-screw bolts, as an end that leans against described double-screw bolt in two wire nettings of described filter material support, and puts into described filtering material and another wire netting thereon, be pressed with a circle fin on the described shell, withstand described another wire netting.
4, a kind of exhaust purifier as claimed in claim 1, it is characterized in that: described filter material support is two circular metal dunnages, described offgas duct is divided into porous metals suction tude and tail gas steam outlet pipe, described shell one end is connected with described porous metals suction tude, the other end is connected with described tail gas steam outlet pipe, described dunnage is installed in the porous metals suction tude two ends in the described shell, and described filtering material is enclosed within on the described porous metals suction tude between described two dunnages.
5, a kind of exhaust purifier as claimed in claim 4 is characterized in that: in the described dunnage outside near described tail gas steam outlet pipe one end an elastomeric check valve door is installed.
6, a kind of exhaust purifier as claimed in claim 1, it is characterized in that: described offgas duct is a porous metals suction tude, described shell two ends are provided with plug, and with it as the filter material support, described porous metals suction tude is inserted the described plug of an end, withstanding on the described plug of the other end, is the filtering material that is enclosed within on the described porous metals suction tude between described two plugs, has transverse opening on the described shell as the tail gas air outlet.
7, a kind of exhaust purifier as claimed in claim 6 is characterized in that: have a circular hole on the described shell described plug relative with the tail gas airintake direction, and an elastomeric check valve door is installed.
8, as claim 5 or 7 described a kind of exhaust purifiers, it is characterized in that: an alarm is installed on described elastomeric check valve door.
9, as claim 4 or 5 or 6 or 7 described a kind of exhaust purifiers, it is characterized in that: the end near described shell in described porous metals suction tude is installed an airflow rotator.
10, a kind of exhaust purifier as claimed in claim 8 is characterized in that: the end near described shell in described porous metals suction tude is installed an airflow rotator.
11, a kind of exhaust purifier as claimed in claim 1 is characterized in that: described filtering material capable of washing is the foam body of immersion oil.
12, a kind of exhaust purifier as claimed in claim 1 is characterized in that: described filtering material capable of washing comprises foam body and one deck asbestos silk screen of one deck immersion oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94202821 CN2190162Y (en) | 1994-02-18 | 1994-02-18 | Waste gas purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94202821 CN2190162Y (en) | 1994-02-18 | 1994-02-18 | Waste gas purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2190162Y true CN2190162Y (en) | 1995-02-22 |
Family
ID=33822488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94202821 Expired - Fee Related CN2190162Y (en) | 1994-02-18 | 1994-02-18 | Waste gas purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2190162Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100393991C (en) * | 2005-12-01 | 2008-06-11 | 姚生浩 | Exhaust micro particle catching-storing-purifying device |
| CN102587468A (en) * | 2012-03-21 | 2012-07-18 | 科勒(中国)投资有限公司 | Overflow and drainage control device for bathtub and bathtub with overflow and drainage control device |
| CN112843891A (en) * | 2020-12-25 | 2021-05-28 | 西峡县内燃机进排气管有限责任公司 | Energy-saving emission-reducing tail gas purifying device with efficient filtering function |
-
1994
- 1994-02-18 CN CN 94202821 patent/CN2190162Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100393991C (en) * | 2005-12-01 | 2008-06-11 | 姚生浩 | Exhaust micro particle catching-storing-purifying device |
| CN102587468A (en) * | 2012-03-21 | 2012-07-18 | 科勒(中国)投资有限公司 | Overflow and drainage control device for bathtub and bathtub with overflow and drainage control device |
| CN102587468B (en) * | 2012-03-21 | 2014-11-19 | 科勒(中国)投资有限公司 | Overflow and drainage control device for bathtub and bathtub with overflow and drainage control device |
| CN112843891A (en) * | 2020-12-25 | 2021-05-28 | 西峡县内燃机进排气管有限责任公司 | Energy-saving emission-reducing tail gas purifying device with efficient filtering function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |