CN206325324U - Multi-filtering dust arrester is washed in a kind of gas purification with blowback - Google Patents
Multi-filtering dust arrester is washed in a kind of gas purification with blowback Download PDFInfo
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- CN206325324U CN206325324U CN201621221958.4U CN201621221958U CN206325324U CN 206325324 U CN206325324 U CN 206325324U CN 201621221958 U CN201621221958 U CN 201621221958U CN 206325324 U CN206325324 U CN 206325324U
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- China
- Prior art keywords
- blowback
- stainless steel
- dedusting cylinder
- ceramic filter
- filtering
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Abstract
Multi-filtering dust arrester is washed with blowback the utility model discloses a kind of gas purification, including ash dropping hopper, wireway, blowback shower nozzle and stainless steel dedusting cylinder, the stainless steel dedusting cylinder body bottom is welded with ash dropping hopper, stainless steel dedusting cylinder bottom side connects air inlet pipe, ceramic filter plate is fixed with stainless steel dedusting cylinder inboard wall on the upside of air inlet pipe, provided with heavy ceramic filter layer above ceramic filter plate, heavy ceramic filter layer top is provided with light ceramics filter layer, provided with current stabilization layer above the light ceramics filter layer, sealing plate is fixed with stainless steel dedusting cylinder inboard wall above current stabilization layer, some wireways are evenly distributed with sealing plate, wireway lower end outside is provided with ceramic filter membrane, blowback shower nozzle is equipped with above some wireways on the sealing plate, multi-filtering dust arrester is washed in a kind of gas purification with blowback, multi-filtering, good filtration effect, blowback is convenient for wash, filtering layer is avoided to fail, improve the stability of filtering.
Description
Technical field
The utility model is related to a kind of gas purification and multi-filtering dust arrester is washed with blowback.
Background technology
Coal gas, as one kind of biomass energy, is that the biomass material of solid is passed through into biomass gasification technology high temperature bar
Fuel gas is changed under part, to replace traditional natural gas resource, and coal gas is high relative to heating value of natural gas, and cost is more
Low, the coke-stove gas that steel industry is gradually produced using coke-oven plant replaces natural gas, carrys out heated partses and is heat-treated, is caused
The rise of coke-stove gas heat-treatment furnace.
At present, using coke-stove gas heat-treatment furnace in process of production, firing equipment has necessarily to the purity of coal gas
Requirement, it is therefore desirable to substantial amounts of flying dust, solid particulate matter and the tar contained in coal gas is filtered, it is to avoid using a period of time
Produce burner and pipeline that substantial amounts of tar easily blocks heat-treatment furnace afterwards, cause heat-treatment furnace can not normally blow-on, while right
Magnetic valve on heat-treatment furnace also results in heavy corrosion, easily causes equipment fault and potential safety hazard.It is existing to be directed to gas purification
Filter plant is usually single filter type, because the particle diameter of impurity dust differs, it is difficult to realizes fully filtering, causes
Dust rejection is poor, and dust concentration is too high in escaping pipe, reduces the filter quality of coal gas, and filter is easily blocked,
Need dismounting and change to safeguard, increase use cost.
The content of the invention
The purpose of this utility model is to provide a kind of gas purification to wash multi-filtering dust arrester with blowback, with solution
State the problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical scheme：Multiple mistake is washed in a kind of gas purification with blowback
Filtering dust collecting device, including ash dropping hopper, wireway, blowback shower nozzle and stainless steel dedusting cylinder, the stainless steel dedusting cylinder body bottom
It is welded with solid on the stainless steel dedusting cylinder inboard wall on the upside of ash dropping hopper, stainless steel dedusting cylinder bottom side connection air inlet pipe, air inlet pipe
Surely have provided with heavy ceramic filter layer above ceramic filter plate, ceramic filter plate, heavy ceramic filter layer top is provided with Lightweight ceramic
It is solid on the stainless steel dedusting cylinder inboard wall above current stabilization layer provided with current stabilization layer above porcelain filter layer, the light ceramics filter layer
Surely have and air-purifying chamber is set in the stainless steel dedusting cylinder above sealing plate, the sealing plate, sealing plate lower section and ceramic filter
It is set to be set in the stainless steel dedusting cylinder below air filtration room, ceramic filter plate in stainless steel dedusting cylinder above plate point
With room, some wireways are evenly distributed with the sealing plate, wireway lower end outside is provided with ceramic filter membrane, the sealing
Blowback shower nozzle is equipped with above some wireways on plate, blowback shower nozzle is arranged in air-purifying chamber, the connection injection of blowback shower nozzle
Pipe, injection tube to pass and be provided with pulse valve, the stainless steel dedusting in stainless steel dedusting cylinder connection nitrogen gas generator, injection tube
Escaping pipe, escaping pipe connection air-purifying chamber are welded with the upside of cylinder.
It is used as further program of the utility model：The ash dropping hopper is pyramidal structure, ash dropping hopper bottom welding ash releasing tube.
It is used as further program of the utility model：Some filtering micropores are offered on the ceramic filter plate, are filtered micro-
The aperture in hole is 5-7mm.
It is used as further program of the utility model：The heavy ceramic filter layer is made up of some heavy ceramic filtration balls,
The particle diameter of heavy ceramic filtration ball is 3-5mm, and the density of heavy ceramic filtration ball is 0.5g/cm.
It is used as further program of the utility model：The light ceramics filter layer is made up of some light ceramics filter bulbs,
The particle diameter of light ceramics filter bulb is 1-2mm, and the density of heavy ceramic filtration ball is 0.25g/cm.
It is used as further program of the utility model：The wireway is set through sealing plate, and the connection of wireway upper end is net
Air chamber, wireway lower end connection air filtration room.
Compared with prior art, the beneficial effects of the utility model are：Multiple mistake is washed in a kind of gas purification with blowback
Filtering dust collecting device, reasonable in design is easy for operation, by ceramic filter plate, heavy ceramic filter layer, light ceramics mistake
Filtering layer and current stabilization layer initial gross separation filtering, reduce equipment resistance, improve filter effect, after ceramic filter membrane is filtered again,
Dust rejection is more than dust concentration in 99.9%, escaping pipe and be less than 3g/m3, the filter quality of raising coal gas, multi-filtering,
Good filtration effect, is convenient for blowback and washes, and gathers excessive dust and is blown off by opposite direction, is easy to stainless steel dedusting cylinder to enter again
Row work, it is to avoid heavy ceramic filter layer and light ceramics filter layer mix when blowback is washed, it is to avoid filtering layer fails, and improves
The stability of filter.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1- ash releasing tubes, 2- ash dropping hoppers, 3- air inlet pipe, 4- filtering micropores, 5- current stabilizations floor, 6- air filtrations room, 7- sealings
Plate, 8- wireways, 9- injection tubes, 10- pulse valves, 11- nitrogen gas generators, 12- air-purifying chambers, 13- blowbacks shower nozzle, 14- stainless steels
Dedusting cylinder, 15- escaping pipes, 16- ceramic filter membranes, 17- light ceramics filter layer, 18- heavys ceramic filter layer, 19- ceramics
Filter, 20- distributor chambers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, multi-filtering dust arrester is washed in a kind of gas purification with blowback, bag
Ash dropping hopper 2, wireway 8, blowback shower nozzle 13 and stainless steel dedusting cylinder 14 are included, the bottom welding of stainless steel dedusting cylinder 14 has
Ash dropping hopper 2, ash dropping hopper 2 is pyramidal structure, the bottom welding ash releasing tube 1 of ash dropping hopper 2, the connection air inlet of the bottom side of stainless steel dedusting cylinder 14
It is fixed with ceramic filter plate 19, ceramic filter plate 19 and opens up on pipe 3, the inwall of stainless steel dedusting cylinder 14 of the upside of air inlet pipe 3
There are some filtering micropores 4, the aperture of filtering micropore 4 is 5-7mm, and the top of ceramic filter plate 19 is provided with heavy ceramic filter layer 18,
Heavy ceramic filter layer 18 is made up of some heavy ceramic filtration balls, and the particle diameter of heavy ceramic filtration ball is 3-5mm, heavy ceramic filtration ball
Density be 0.5g/cm3, the top of heavy ceramic filter layer 18 is provided with light ceramics filter layer 17, light ceramics filter layer 17 by
Some light ceramics filter bulb compositions, the particle diameter of light ceramics filter bulb is 1-2mm, and the density of heavy ceramic filtration ball is 0.25g/cm3,
The top of light ceramics filter layer 17 is provided with current stabilization layer 5, the inwall of stainless steel dedusting cylinder 14 of the top of current stabilization layer 5 and is fixed with
Air-purifying chamber 12, the lower section of sealing plate 7 and ceramic mistake are set in sealing plate 7, the stainless steel dedusting cylinder 14 of the top of sealing plate 7
Air filtration room 6, the stainless steel dedusting cylinder of the lower section of ceramic filter plate 19 are set in the stainless steel dedusting cylinder 14 of the top of filter plate 19
It is set on distributor chamber 20, the sealing plate 7 be evenly distributed with some wireways 8 in 14, wireway 8 is set through sealing plate 7
Put, the upper end of wireway 8 connection air-purifying chamber 12, the lower end of wireway 8 connection air filtration room 6, the lower end outside of wireway 8 is provided with ceramic filter
Film 16, the top of some wireways 8 that the ceramic filter membrane 16 is arranged on the top of current stabilization layer 5, the sealing plate 7 is equipped with
Blowback shower nozzle 13, blowback shower nozzle 13 is arranged in air-purifying chamber 12, and the connection injection tube 9 of blowback shower nozzle 13, injection tube 9 passes stainless steel
Dedusting cylinder 14 is connected and pulse valve 10 is provided with nitrogen gas generator 11, injection tube 9, and the upside of stainless steel dedusting cylinder 14 is welded
It is connected to escaping pipe 15, the connection air-purifying chamber 12 of escaping pipe 15.
In use, the coal gas containing dust to be transported to the distributor chamber 20 in stainless steel dedusting cylinder 14 from air inlet pipe 3 first
In, clean coal gas changed ceramic filter plate 19, heavy ceramic filter layer 18, light ceramics filter layer 17 and current stabilization layer 5 successively,
Ash content is trapped successively from big to small according to grain diameter, so that the purpose of gas-solid initial gross separation filtering is reached, reduction equipment resistance
Power, improves filter effect, the coal gas after preliminary filtering enters wireway 8 after ceramic filter membrane 16 is filtered again, by air guide
Pipe 8 is delivered to air-purifying chamber 12 and finally exported from escaping pipe 15, and dust rejection is more than 99.9%, makes dust concentration in escaping pipe 15
Less than 3g/m3, improve the filter quality of coal gas.
Through filtering after a while, ceramic filter membrane 16, light ceramics filter layer 17, heavy ceramic filter layer 18 and pottery
Cause filter effect to reduce due to gathering excessive dust on porcelain filter 19, make the pressure drop rise of ceramic element, start nitrogen
Gas generator 11 works, and the nitrogen of generation is delivered to blowback shower nozzle 13 by injection tube 9 and sprayed, the pulse valve 10 in injection tube 9
The regulation of backflowing gas amount is carried out, so as to reach good blowback effect, the dust for being easy to accumulation excessive is blown off by opposite direction, falls
To ash dropping hopper 2, discharged by ash releasing tube 1, be easy to stainless steel dedusting cylinder 14 to be operated again, in anti-flushing processes, heavy pottery
The density of porcelain filter layer 18 is more than the density of light ceramics filter layer 17, it is to avoid heavy ceramic filter layer 18 and lightweight when blowback is washed
Ceramic filter layer 17 mixes, it is to avoid filtering layer fails, and improves the stability of filtering.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (6)
1. multi-filtering dust arrester, including ash dropping hopper, wireway, blowback shower nozzle and stainless steel are washed in a kind of gas purification with blowback
Dedusting cylinder, it is characterized in that：The stainless steel dedusting cylinder body bottom is welded with ash dropping hopper, stainless steel dedusting cylinder bottom side connect into
It is fixed with stainless steel dedusting cylinder inboard wall on the upside of tracheae, air inlet pipe above ceramic filter plate, ceramic filter plate and is provided with heavy
Ceramic filter layer, heavy ceramic filter layer top is provided with above light ceramics filter layer, the light ceramics filter layer provided with steady
The stainless steel dedusting above sealing plate, the sealing plate is fixed with stainless steel dedusting cylinder inboard wall above fluid layer, current stabilization layer
It is set to be set to air filtration room in the stainless steel dedusting cylinder below air-purifying chamber, sealing plate and above ceramic filter plate in cylinder,
It is set on distributor chamber, the sealing plate be evenly distributed with some air guides in stainless steel dedusting cylinder below ceramic filter plate
Blowback shower nozzle is equipped with above pipe, some wireways that wireway lower end outside is provided with ceramic filter membrane, the sealing plate,
Blowback shower nozzle is arranged in air-purifying chamber, blowback shower nozzle connection injection tube, and injection tube passes stainless steel dedusting cylinder connection nitrogen hair
It is provided with raw device, injection tube on the upside of pulse valve, the stainless steel dedusting cylinder and is welded with escaping pipe, escaping pipe connects net gas
Room.
2. multi-filtering dust arrester is washed in gas purification according to claim 1 with blowback, it is characterized in that：The ash dropping hopper
For pyramidal structure, ash dropping hopper bottom welding ash releasing tube.
3. multi-filtering dust arrester is washed in gas purification according to claim 1 with blowback, it is characterized in that：The ceramic mistake
Some filtering micropores are offered on filter plate, the aperture of filtering micropore is 5-7mm.
4. multi-filtering dust arrester is washed in gas purification according to claim 1 with blowback, it is characterized in that：The heavy pottery
Porcelain filter layer is made up of some heavy ceramic filtration balls, and the particle diameter of heavy ceramic filtration ball is 3-5mm, and the density of heavy ceramic filtration ball is
0.5g/cm。
5. multi-filtering dust arrester is washed in gas purification according to claim 1 with blowback, it is characterized in that：The Lightweight ceramic
Porcelain filter layer is made up of some light ceramics filter bulbs, and the particle diameter of light ceramics filter bulb is 1-2mm, and the density of heavy ceramic filtration ball is
0.25g/cm。
6. multi-filtering dust arrester is washed in gas purification according to claim 1 with blowback, it is characterized in that：The wireway
Set through sealing plate, wireway upper end connection air-purifying chamber, wireway lower end connection air filtration room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621221958.4U CN206325324U (en) | 2016-11-14 | 2016-11-14 | Multi-filtering dust arrester is washed in a kind of gas purification with blowback |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621221958.4U CN206325324U (en) | 2016-11-14 | 2016-11-14 | Multi-filtering dust arrester is washed in a kind of gas purification with blowback |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206325324U true CN206325324U (en) | 2017-07-14 |
Family
ID=59287841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621221958.4U Expired - Fee Related CN206325324U (en) | 2016-11-14 | 2016-11-14 | Multi-filtering dust arrester is washed in a kind of gas purification with blowback |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206325324U (en) |
-
2016
- 2016-11-14 CN CN201621221958.4U patent/CN206325324U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180723 Address after: 830022 No. 1 Bayi Road, Toutun River District, Urumqi, the Xinjiang Uygur Autonomous Region Patentee after: Xinjiang Bayi Iron & Steel Co., Ltd. Address before: 830022 No. 1 Xingang Road, Toutun River District, Urumqi, the Xinjiang Uygur Autonomous Region. Patentee before: Baosteel Group Xinjiang Bayi Iron & Steel Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 Termination date: 20171114 |