CN106237738A - Ash silo filter and calcium carbide furnace gas system - Google Patents
Ash silo filter and calcium carbide furnace gas system Download PDFInfo
- Publication number
- CN106237738A CN106237738A CN201510321152.6A CN201510321152A CN106237738A CN 106237738 A CN106237738 A CN 106237738A CN 201510321152 A CN201510321152 A CN 201510321152A CN 106237738 A CN106237738 A CN 106237738A
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- Prior art keywords
- filter
- ash silo
- cloth bag
- gas
- defecator
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Abstract
The invention discloses a kind of ash silo filter and calcium carbide stove exhaust cleaning system, described ash silo filter includes: body (1), and this body (1) is provided with import (2) and outlet (3)；Defecator, it is interior can filter the gas to be filtered being passed through from described import (2) that this defecator is arranged on described body (1)；Pressure relief mechanism (4), this pressure relief mechanism (4) can close described outlet (3), and the pressure in described body (1) opens this outlet (3) when reaching predetermined value, the gas filtered through described defecator with discharge.This ash silo filter can either avoid the direct discharge of the gas containing dust, can prevent again air from entering ash silo and exploding.
Description
Technical field
The present invention relates to exhaust treatment system, in particular it relates to a kind of ash silo filter.On this basis,
The invention still further relates to a kind of calcium carbide furnace gas system.
Background technology
Commercial production often produces tail gas, containing dust and flammable explosive gas in this tail gas.Such as,
In carbide produces, i.e. can produce a large amount of furnace gas, it is mainly composed of carbon monoxide (CO) and dust,
This furnace gas produces substantial amounts of purification ash (i.e. product after dust accumulation) after preliminary purified treatment.
These purify ash and are stored in ash silo, with by roping after entrucking.
But, although through above-mentioned preliminary purified treatment, the purification ash in ash silo still contains a certain amount of
CO, and there is the certain density dust (also referred to as " floating dust ") being difficult to be aggregated, if poor sealing and
Enter oxygen (including air), be then susceptible to blast.Further, since gas in ash silo contains
Dust, even if blast can be avoided by preventing oxygen from entering ash silo, for example, it is possible to by ash silo
Malleation in being inside passed through nitrogen and keeping ash silo, it is also desirable to floating dust therein is carried out purified treatment, to keep away
Exempt from these floating dusts to discharge along with the gas in ash silo and spread in atmosphere, thus reduce pellet
Impact on environment.Further, when keeping ash silo internal positive pressure by being passed through nitrogen, floating dust
Amount can increase, it is therefore desirable to arranges ash silo filter to carry out purified treatment.
In view of this, it is necessary to provide a kind of exhaust gas purification equipment, to solve what above-mentioned prior art existed
Problem.
Summary of the invention
The technical problem to be solved is to provide a kind of ash silo filter, and this ash silo filter can
The enough gas reduced containing dust directly discharges, and can prevent again air from entering ash silo and exploding.
In order to solve above-mentioned technical problem, the present invention provides a kind of ash silo filter, including: body, should
Body is provided with inlet and outlet；Defecator, this defecator be arranged on described internal with can mistake
The gas to be filtered that filter is passed through from described import；Pressure relief mechanism, this pressure relief mechanism can close described outlet,
And open this outlet when described intrinsic pressure reaches predetermined value, to discharge through described defecator
The gas filtered.
Preferably, described body is formed as one end and has a tubular structure of tapered portion, described import and described
Outlet is respectively formed at the two ends of described body, and wherein, described outlet is formed at the taper end of described tapered portion.
Preferably, described defecator is filter cloth bag, and described import department is provided with cloth bag card, with logical
Cross this cloth bag card described filter cloth bag is connected to described internal.
Preferably, described cloth bag card is formed for distinguishing the multiple of corresponding multiple described filter cloth bag
Hole, described gas to be filtered can enter corresponding described filter cloth bag to carry out by the plurality of hole
Filter.
Preferably, described the internal suspension arrangement being provided with for hanging described filter cloth bag.
Preferably, described filter cloth bag is class-fiber filmed filter bag.
Preferably, described ash silo filter is also included for being made the ash on described defecator by vibrations
The deashing mechanism that dirt drops.
Preferably, described body is provided with manhole.
Additionally, the present invention provides a kind of calcium carbide furnace gas system including above-mentioned ash silo filter, institute
State ash silo filter to be connected in ash silo.
Preferably, described calcium carbide furnace gas system includes furnace gas filter, and this furnace gas filter is provided with
Furnace gas recovery port and dust assemble mouth, and the dust with gas being assembled mouth gathering by this dust is passed through institute
State ash silo.
By technique scheme, when the gas with dust is after defecator, and dust is retained in
In ash silo filter, thus reduce the pellet impact on environment.Meanwhile, when intrinsic pressure
When power is not up to predetermined value, pressure relief mechanism closes outlet, and air cannot be introduced into ash silo；When pressure in body
When reaching predetermined value, open outlet by pressure relief mechanism, with discharge purify gas, thus avoid due to
The blast that air enters ash silo and causes.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with
Detailed description below is used for explaining the present invention together, but is not intended that limitation of the present invention.?
In accompanying drawing:
Fig. 1 is the structural representation of the ash silo filter according to a kind of preferred implementation of the present invention；
Fig. 2 is the connection signal of the calcium carbide stove exhaust cleaning system according to a kind of preferred implementation of the present invention
Figure.
Description of reference numerals
1 body 2 import
3 outlet 4 pressure relief mechanisms
5 tapered portion 6 filter cloth bag
7 cloth bag card 8 suspension arrangements
9 deashing mechanism 10 manholes
11 ash silo filter 12 ash silos
13 furnace gas filter 14 chain mat machines
15 cooler 16 calcium carbide burner gas conveyer devices
P calcium carbide furnace gas system entry N nitrogen inlet
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that
Detailed description of the invention described herein is merely to illustrate and explains the present invention, is not limited to this
Bright.
In the present invention, in the case of illustrating on the contrary, the noun of locality of use as " upper and lower, left,
Right " typically refer to reference to upper and lower, left and right shown in the drawings；" inside and outside " refers to relative to each portion
The profile of part itself inside and outside.
With reference to shown in Fig. 1, according to the ash silo filter 11 of a kind of detailed description of the invention of the present invention, including this
Body 1 and the defecator being arranged in this body 1.Described body 1 is provided with import 2 and outlet 3,
Gas to be filtered can be passed in body 1 by import 2, and is filtered by defecator；Cross
Gas after filter is by outlet 3 discharge.This ash silo filter 11 also includes closing described outlet 3
Pressure relief mechanism 4, when the pressure in body 1 reaches predetermined value, this pressure acts on pressure relief mechanism 4
And open outlet 3, to discharge the gas filtered through defecator.
Gas to be filtered of the present invention is often referred to the mixture of gas and solid particle, such as calcium carbide burner gas
Product after preliminary purification processes, including floating dust and CO.Meanwhile, in order to keep away in processing procedure
Exempt from air to enter ash silo and cause the accidents such as blast, it will usually in ash silo, be passed through nitrogen etc., therefore, treat
Filter gas and also include a large amount of nitrogen.When ash discharge, it is passed through the flow of nitrogen by increase, is conducive to ash
Storehouse deashing.Although it should be appreciated that the present invention is mainly to be passed through the calcium carbide stove exhaust cleaning system of nitrogen
As a example by illustrate, but the present invention is not limited to this, such as, can also be passed through noble gas etc., or ash
Storehouse filter may be used for the occasion that other are suitable.
Closing of the present invention and open outlet 3, refer in body 1 for accommodate gas to be filtered and
The space of gas and outside partition and connected relation after filtration, it depends on the state of pressure relief mechanism 4.
Such as, when closing outlet 3 by pressure relief mechanism 4, outside air cannot enter this by outlet 3
Body 1 and ash silo and mix with gas therein.About structure and the operation principle of pressure relief mechanism 4, will be
Describe in detail below in conjunction with the preferred embodiment of the present invention.
Thus, by arranging above-mentioned pressure relief mechanism 4, when the pressure in body 1 is not up to predetermined value,
Outlet 3 is closed by this pressure relief mechanism 4, and the ash silo 12 that air cannot be introduced into connecting with body 1 is (with reference to figure
2)；When the pressure in body 1 reaches predetermined value, outlet 3 is opened, the gas filtered in body 1
Body is discharged by this outlet 3.It is thus possible to prevent the blast caused owing to air enters ash silo.With
Time, with the gas of dust after defecator, dust is retained in ash silo filter, can subtract
Few pellet impact on environment.
It should be appreciated that each several part of the ash silo filter of the invention described above offer can be formed as multiple
Structure and form.Such as, for pressure relief mechanism 4, can be offset to export by cover plate by spring
On 3, to close this outlet 3.Thus, when the pressure in body 1 be enough to the bias force overcoming spring,
Outlet 3 is opened, to discharge the gas through filtering.Additionally, pressure relief mechanism 4 can also be formed as tool
Having the structure of the parts such as such as check valve or counterbalance valve etc. of air pressure control field, these deformation are the most real
Existing above-mentioned functions, and belong to the concept of the present invention.
In the ash silo filter that the present invention provides, the shape of body 1 and structure can be according to site environments
Suitable selection is carried out with requirement of engineering.In conjunction with Fig. 1 and Fig. 2, it is preferable to carry out according to one of the present invention
In the ash silo filter of mode, body 1 is formed as the tubular structure with tapered portion 5, is used for being passed through and treats
Filter the import 2 of gas and be respectively formed at this body 1 for discharging the outlet 3 of filtered gas
Two ends.Wherein, outlet 3 is formed at the taper end of tapered portion 5.The body 1 of this structure makes this preferred
The ash silo filter of embodiment has plurality of advantages: be easy to close outlet 3, to improve safety；Can
To increase the through-flow gross area of import 2, in order to the dust filtered down on defecator falls to ash silo
12；And, it is simple to increase the filter area of defecator, to improve purification efficiency.In conjunction with following this
Bright further preferred embodiment, will be better understood these and other advantage of the present invention.
As it is shown in figure 1, in ash silo filter according to a kind of preferred implementation of the present invention, defecator
For filter cloth bag 6, being provided with cloth bag card 7 at import 2, filter cloth bag 6 is by this cloth bag card 7
It is connected in body 1.Further, cloth bag card 7 could be formed with for corresponding multiple institutes respectively
Stating multiple holes (not shown) of filter cloth bag 6, the entrance of filter cloth bag 6 connects around this hole, thus
Gas to be filtered can be made to enter corresponding filter cloth bag 6 by this hole and filter.
Filter cloth bag 6 is arranged in the body 1 of tubular structure, there is bigger filter area, and mistake
Collection ash on filter cloth bag 6 is easy to fall into ash silo by the hole on cloth bag card 7 so that this ash silo filters
Device keeps higher filter efficiency.
Additionally, be also provided with the suspension arrangement 8 for hanging filter cloth bag 6 in body 1, such as,
By spring, the tail end relative with described entrance of filter cloth bag 6 can be hung to body 1, to protect
Card makes filter cloth bag 6 launch and play the effect of high efficiency filter.It addition, by spring by filter cloth bag 6
It is suspended on suspension arrangement 8, in filter process, so that filter cloth bag 6 is shaken under airflow function
Dynamic, to shake off dust.
Preferably, above-mentioned filter cloth bag 6 is class-fiber filmed filter bag.
Although defecator is set to filter cloth bag 6 has plurality of advantages, but the present invention is not limited to above-mentioned
Embodiment.The defecator of other forms falls within the concept of the present invention.
Just as described above, dust deposit can affect its filter efficiency on defecator, can make time serious
Obtain ash silo filter failure, accordingly, it would be desirable to carry out deashing operation in time.To this end, the present invention is preferable to carry out
The ash silo filter of mode is also included for being made the dust on described defecator drop by vibrations
Deashing mechanism 9.Such as, for the defecator of above-mentioned filter cloth bag 6 form, can be in body 1 side
Pull bar shake hammer mechanism is set on wall, is made by control operating rod the shake hammer being arranged in filter cloth bag 6 tap
This filter cloth bag 6 so that it is in dust fall into ash silo.
It addition, manhole 10 can be arranged on body 1, for changing defecator easily or carrying out it
His upkeep operation.
It is understood that owing to the ash silo filter 11 of the present invention relates to containing such as CO, dust
Deng the process of the tail furnace gas of flammable and explosive substance, in actual applications, should make regular check on each parts self and
Mutual sealing, is replaced in time for the sealing member (such as seal gasket) damaged.
As in figure 2 it is shown, the present invention also provides for a kind of calcium carbide stove exhaust cleaning system, this calcium carbide stove exhaust is clean
Change system includes the above-mentioned ash silo filter 11 that the present invention provides, and this ash silo filter 11 is connected to ash silo
On 12.
In the calcium carbide furnace gas system of preferred implementation shown in Fig. 2, also include that being provided with gas returns
Close up and dust assemble mouth furnace gas filter 13, by this dust assemble mouth assemble with gas (as
CO) dust can be passed through described ash silo 12 by chain mat machine 14.
Specifically, calcium carbide stove exhaust is passed through this calcium carbide stove exhaust by calcium carbide furnace gas system entry P
Cleaning system.After the cooling of multistage cooler 15 processes, a part of dust is directly entered chain mat machine
14, a large amount of CO and other dusts then enter furnace gas filter 13.Gas by this furnace gas filter 13
Body recovery port recycles a large amount of CO therein, a small amount of CO then can enter chain mat machine 14 with purifying ash.
Dust and remaining a small amount of CO that chain mat machine 14 collects enter in ash silo 12.In order to discharge this safely
Material in ash silo 12, needs to be passed through nitrogen by nitrogen inlet N, is on the one hand conducive to ash silo deashing,
On the other hand it is also prevented from outside air and enters ash silo, it is ensured that ash silo malleation, with blast protection, in ash silo
Nitrogen, CO and floating dust (gas the most to be filtered) through defecator filter after, the gas after filtration
By outlet 3 discharge, dust then drops back into ash silo 12, to carry out entrucking roping.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention does not limit
Detail in above-mentioned embodiment, in the technology concept of the present invention, can be to the present invention
Technical scheme carry out multiple simple variant, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means.In order to avoid need not
The repetition wanted, various possible compound modes are illustrated by the present invention the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as its
Without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. ash silo filter, wherein, including:
Body (1), this body (1) is provided with import (2) and outlet (3)；
Defecator, it is interior can filter from described import that this defecator is arranged on described body (1)
(2) gas to be filtered being passed through；
Pressure relief mechanism (4), this pressure relief mechanism (4) can close described outlet (3), and at described
Pressure in body (1) reaches to open this outlet (3) during predetermined value, to discharge through described defecator
The gas filtered.
Ash silo filter the most according to claim 1, wherein, described body (1) is formed as one
End has the tubular structure of tapered portion (5), and described import (2) and described outlet (3) are formed respectively
At the two ends of described body (1), wherein, described outlet (3) is formed at described tapered portion (5)
Taper end.
Ash silo filter the most according to claim 2, wherein, described defecator is filter cloth
Bag (6), described import (2) place is provided with cloth bag card (7), to be incited somebody to action by this cloth bag card (7)
Described filter cloth bag (6) is connected in described body (1).
Ash silo filter the most according to claim 3, wherein, the upper shape of described cloth bag card (7)
Becoming the multiple holes having for the most corresponding multiple described filter cloth bag (6), described gas to be filtered can
Corresponding described filter cloth bag (6) is entered to filter by the plurality of hole.
Ash silo filter the most according to claim 3, wherein, described body is provided with in (1)
For hanging the suspension arrangement (8) of described filter cloth bag (6).
Ash silo filter the most according to claim 3, wherein, described filter cloth bag (6) is glass
Fine membrane bag filter.
Ash silo filter the most according to claim 1, wherein, described ash silo filter also includes
For the deashing mechanism (9) being made the dust on described defecator drop by vibrations.
Ash silo filter the most according to claim 1, wherein, described body is provided with on (1)
Manhole (10).
9. calcium carbide furnace gas system, wherein, including according to any one in claim 1 to 8
Described ash silo filter (11), this ash silo filter (11) is connected in ash silo (12).
Calcium carbide furnace gas system the most according to claim 9, wherein, filters including furnace gas
Device (13), this furnace gas filter (13) is provided with gas recovery port and dust assembles mouth, by this dust
The dust with gas assembling mouth gathering is passed through described ash silo (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321152.6A CN106237738A (en) | 2015-06-08 | 2015-06-08 | Ash silo filter and calcium carbide furnace gas system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321152.6A CN106237738A (en) | 2015-06-08 | 2015-06-08 | Ash silo filter and calcium carbide furnace gas system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106237738A true CN106237738A (en) | 2016-12-21 |
Family
ID=57626341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510321152.6A Pending CN106237738A (en) | 2015-06-08 | 2015-06-08 | Ash silo filter and calcium carbide furnace gas system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106237738A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261674A (en) * | 2017-08-21 | 2017-10-20 | 江苏新科达滤袋有限公司 | It is a kind of to prevent the dedusting filtering bag deashing device of filter bag damage |
| CN108671667A (en) * | 2018-06-29 | 2018-10-19 | 成都易态科技有限公司 | It is a kind of to discharge gas for external environment to realize the device of equipment release |
| CN109520289A (en) * | 2018-11-29 | 2019-03-26 | 刘童童 | A kind of efficient method of smelting of smelting furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000300924A (en) * | 1999-04-20 | 2000-10-31 | Nippon Steel Corp | Bag filter |
| CN201906523U (en) * | 2010-11-23 | 2011-07-27 | 杭州银玛机械设备制造有限公司 | Dust collecting system used in warehouse |
| CN201969440U (en) * | 2011-01-28 | 2011-09-14 | 中冶赛迪工程技术股份有限公司 | Dust removing system |
| CN203417544U (en) * | 2013-08-15 | 2014-02-05 | 中冶东方工程技术有限公司 | Fuel gas dry-type dust collector |
| CN203549812U (en) * | 2013-10-25 | 2014-04-16 | 湖北华庆石化设备有限公司 | Pressurized ash residue treatment system |
| CN103785261A (en) * | 2013-12-31 | 2014-05-14 | 苏州欧蓝森环境设备有限公司 | Anti-explosion anti-poison high-efficiency filtration pulse dust collector |
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2015
- 2015-06-08 CN CN201510321152.6A patent/CN106237738A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000300924A (en) * | 1999-04-20 | 2000-10-31 | Nippon Steel Corp | Bag filter |
| CN201906523U (en) * | 2010-11-23 | 2011-07-27 | 杭州银玛机械设备制造有限公司 | Dust collecting system used in warehouse |
| CN201969440U (en) * | 2011-01-28 | 2011-09-14 | 中冶赛迪工程技术股份有限公司 | Dust removing system |
| CN203417544U (en) * | 2013-08-15 | 2014-02-05 | 中冶东方工程技术有限公司 | Fuel gas dry-type dust collector |
| CN203549812U (en) * | 2013-10-25 | 2014-04-16 | 湖北华庆石化设备有限公司 | Pressurized ash residue treatment system |
| CN103785261A (en) * | 2013-12-31 | 2014-05-14 | 苏州欧蓝森环境设备有限公司 | Anti-explosion anti-poison high-efficiency filtration pulse dust collector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261674A (en) * | 2017-08-21 | 2017-10-20 | 江苏新科达滤袋有限公司 | It is a kind of to prevent the dedusting filtering bag deashing device of filter bag damage |
| CN108671667A (en) * | 2018-06-29 | 2018-10-19 | 成都易态科技有限公司 | It is a kind of to discharge gas for external environment to realize the device of equipment release |
| CN109520289A (en) * | 2018-11-29 | 2019-03-26 | 刘童童 | A kind of efficient method of smelting of smelting furnace |
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Application publication date: 20161221 |
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| RJ01 | Rejection of invention patent application after publication |