CN103691252B - A kind of active carbon charging gear - Google Patents
A kind of active carbon charging gear Download PDFInfo
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- CN103691252B CN103691252B CN201310692703.0A CN201310692703A CN103691252B CN 103691252 B CN103691252 B CN 103691252B CN 201310692703 A CN201310692703 A CN 201310692703A CN 103691252 B CN103691252 B CN 103691252B
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- conveyer belt
- active carbon
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- rotating shaft
- speed change
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Abstract
The present invention relates to a kind of active carbon charging gear, for realizing the precise and stable feed of steel sintering flue gas absorption dioxin active carbon. Described device comprises air conveyer flume, large conveyer belt, little conveyer belt, large speed change rotating shaft and little speed change rotating shaft; On described large conveyer belt, be fixed with several demarcation strips, provide power to drive the rotation of large conveyer belt and demarcation strip by large speed change rotating shaft; Between adjacent two demarcation strips, form and separate board slot; On described little conveyer belt, be fixed with several standing valves, provide power to drive the rotation of little conveyer belt and standing valve by little speed change rotating shaft; Described demarcation strip contacts in rotation process with standing valve; Described air conveyer flume extends to the outward flange of demarcation strip, and active carbon is transported to and is separated in board slot. Described device is easy and simple to handle, and the control setting of large and small speed change rotating shaft can regulate active carbon feeding coal according to the variation of operating mode, makes rational use of resources, and improves the utilization rate of active carbon.
Description
Technical field
The present invention relates to a kind of active carbon charging gear, for realizing steel sintering flue gas absorption dioxin with livingThe precise and stable feed of property charcoal, belongs to environmental protection equipment technical field.
Background technology
Dioxin-like chemical is a kind of poisonous fluorochemical, is to have carcinogenic, teratogenesis, mutagenic effectEnvironmental endocrine disruptors, and be that at present known toxic compounds Poisoning is the strongest in the world.Dioxin is mainly from processes such as waste incineration, metal smelt, fluorine-containing chemical productions. Because it is at environmentIn the characteristic such as very stable, very easily pollute. Smelting iron and steel is the important emission source of dioxin in China's atmosphere,China's steel industry atmosphere dioxin emission is 1673.4 grams of TEQ according to statistics, accounts for national atmosphere dioxin rowHigh-volume 33%, (People's Republic of China (PRC) fulfils " about persistence organic pollutant to occupy first of industryConvention of Stockholm " national implementation plan: statistics in 2004), and at steel industry discharge dioxinIn pollutant, 90% atmosphere dioxin is from stove sintering machine. New " the steel of formulating of national environmental protection portionIron industrial atmosphere pollutant emission standard " issue and implement. This standard, compared with primary standard, has increased by two evilsThe discharge standards such as English pollutant. New standard is administered and has been proposed requirement sinter fume dioxin contamination, to burningThe control of knot dioxins in flue gas pollutant is extremely urgent.
The general active carbon adsorption that adopts is removed dioxin both at home and abroad, and this technology is generally used for sinter fume twoDisliking in English pollutant control, is mainly to spray into active carbon in flue or semidry process desulfurizer, by activityDioxin in charcoal absorption flue gas, utilizes the sack cleaner of joining after flue or semidry process desulfurizer to adsorbThe active carbon of dioxin traps, and realizes removing of dioxin. This technology in utilization due to flue and halfDry desulfurization device is negative pressure, and utilize general conveying device carry out active carbon carry time, active carbon can because of bearPress by moment and suck in flue or semidry process desulfurizer, cause the active carbon cannot precise and stable feed, a sideFace cannot carry out the stable control of active carbon input quantity, cannot stablize and ensure dioxin removal efficiency, on the other handCannot realize the accurate feed of active carbon, also easily cause active carbon waste.
For solving the problems of the technologies described above, the invention provides a kind of active carbon charging gear, for realizing iron and steelThe precise and stable feed of active carbon for sinter fume absorption dioxin.
Summary of the invention
The object of the present invention is to provide a kind of easy and simple to handle, cost is lower, be convenient to regulate and control and activeThe steel sintering flue gas absorption dioxin that charcoal utilization rate the is higher precise and stable charging gear of active carbon, i.e. instituteA kind of active carbon charging gear of stating.
For reaching this object, the present invention by the following technical solutions:
A kind of active carbon charging gear, comprises air conveyer flume, large conveyer belt, little conveyer belt, large speed changeRotating shaft and little speed change rotating shaft;
On described large conveyer belt, be fixed with several demarcation strips, provide power to drive large transmission by large speed change rotating shaftThe rotation of band and demarcation strip; Between adjacent two demarcation strips, form and separate board slot;
On described little conveyer belt, be fixed with several standing valves, provide power to drive little transmission by little speed change rotating shaftThe rotation of band and standing valve;
The spacing of described standing valve equates with the spacing of demarcation strip; Described demarcation strip and standing valve are at rotation processIn contact;
Described air conveyer flume extends to the outward flange of demarcation strip, and active carbon is transported to and is separated in board slot. ProtectThe at the uniform velocity conveying of card active carbon and uniform dividing to separating in board slot.
The present invention is by regulating the rotating speed of large and small speed change rotating shaft to make large and small conveyer belt speed consistent,Standing valve is consistent with the movement velocity of demarcation strip. Because standing valve is consistent with spacing and the movement velocity of demarcation stripAnd both close contacts, in device running, standing valve matches with demarcation strip, realizes and separates the close of board slotEnvelope.
On standing valve of the present invention, be also provided with sealed plasthetic band; Described sealed plasthetic band be installed on standing valve withContact-making surface one side of demarcation strip. The effect of this design is the strain available buffer standing valve of sealed plasthetic bandThe impulsive force producing while contact with demarcation strip, protective device and make device operation more stable, lift-off seal effect,Eliminate the contact gap of standing valve and demarcation strip simultaneously, strengthen sealing effectiveness.
Described demarcation strip is fixed on large conveyer belt equidistantly, carries out mass motion with large conveyer belt. DescribedOn demarcation strip and large conveyer belt, under the drive of large speed change rotating shaft, carry out overall uniform rotation. Due to active carbon andDemarcation strip is uniform motion, and active carbon can divide uniformly to each and separate in board slot. Separate board slot size andLarge conveyer belt width can arrange according to the scope of the required active carbon of concrete power condition changing.
Described large conveyer belt is placed in the large speed change rotating shaft of two adjustable rotating speeds.
Described standing valve is fixed on little conveyer belt equidistantly, carries out mass motion with little transmission band.
Described little conveyer belt is placed in the little speed change rotating shaft of two adjustable rotating speeds.
Described large speed change rotating shaft and little speed change rotating shaft, respectively by electric power control, regulate large speed change rotating shaft and little speed changeThe rotating speed of rotating shaft, equates the movement velocity of large conveyer belt and little conveyer belt.
In device running, in the time that active carbon is transported to flue or absorption reactor thermally, described standing valve and separationThe counter motion of plate makes to separate the automatic deblocking of active carbon in board slot. Due to flue or absorption reactor thermally and the external worldThe pressure differential producing, all suck the active carbon in the separation board slot of deblocking wherein, completes active carbonPrecise and stable feed.
Compared with prior art scheme, the present invention has following beneficial effect:
Under normal circumstances, flue or absorption reactor thermally internal pressure are negative pressure, and the residing environment of active carbon is normalPress. When active carbon is during to the transport of flue or absorption reactor thermally, because the pressure official post active carbon moment existing inhalesEnter wherein, control active carbon input quantity and cannot stablize.
In apparatus of the present invention, the sealing setting of demarcation strip and standing valve and sealed plasthetic band, in transportingActive carbon be divided into n part, put into respectively separate board slot seal transport. When being transported to flue or absorptionWhen reactor, this separates the active carbon in board slot the counter motion deblocking of demarcation strip and standing valve, and now byAll suck flue or absorption reactor thermally in the active carbon that exists the reason of negative pressure only this can be separated in board slotIn, separate the active carbon in board slot and do not affect other, thereby realized the stable control of active carbon feed.
In this device, the setting of demarcation strip, large conveyer belt and large speed change rotating shaft, will carry tiltedly from airThe active carbon of groove is divided into n part, be placed in each separation board slot, and the amount of every part is by living in air conveyer flumeProperty the transporting velocity of charcoal and the rotating speed of large speed change rotating shaft determine. So active carbon is defeated in air conveyer flumeSend in the situation that speed is certain, by regulating the rotating speed of large speed change rotating shaft, the interior active carbon of definite separation board slotAmount, thus realize the accurate feeding of active carbon.
Meanwhile, this device is easy and simple to handle, and cost is lower, and the control setting of large speed change rotating shaft rotating speed can be according to workThe variation of condition regulates the input quantity of active carbon, makes rational use of resources, and improves the utilization rate of active carbon.
Brief description of the drawings
Fig. 1 is the planar structure schematic diagram of active carbon charging gear;
Fig. 2 is the enlarged diagram of standing valve.
Description of symbols in figure:
1-air conveyer flume; The large conveyer belt of 2-; The little conveyer belt of 3-; The large speed change rotating shaft of 4-; The little speed change rotating shaft of 5-;6-demarcation strip; 7-standing valve; 8-sealed plasthetic band.
The present invention is described in more detail below. But following example is only simple and easy example of the present invention,Do not represent or limit the scope of the present invention, protection scope of the present invention is as the criterion with claims.
Detailed description of the invention
Further illustrate technical scheme of the present invention below in conjunction with accompanying drawing and by detailed description of the invention.
For the present invention is described better, be convenient to understand technical scheme of the present invention, typical case of the present invention but non-limitThe embodiment of property processed is as follows:
As shown in Figure 1 and Figure 2, a kind of active carbon charging gear, comprises air conveyer flume 1, large conveyer belt2, little conveyer belt 3, large speed change rotating shaft 4 and little speed change rotating shaft 5;
On described large conveyer belt 2, be fixed with several demarcation strips 6, provide power to drive by large speed change rotating shaft 4 largeThe rotation of conveyer belt 2 and demarcation strip 6; Between adjacent two demarcation strips 6, form and separate board slot;
On described little conveyer belt 3, be fixed with several standing valves 7, provide power to drive by little speed change rotating shaft 5 littleThe rotation of conveyer belt 3 and standing valve 7;
Described demarcation strip 6 contacts in rotation process with standing valve 7;
Described air conveyer flume 1 extends to the outward flange of demarcation strip 6, and active carbon is transported to and is separated in board slot.
On described standing valve 7, be also provided with sealed plasthetic band 8; Described sealed plasthetic band 8 be installed on standing valve 7 withContact-making surface one side of demarcation strip 6.
Described demarcation strip 6 is fixed on large conveyer belt 2 equidistantly, carries out mass motion with large conveyer belt 2.Described large conveyer belt 2 is placed in the large speed change rotating shaft 4 of two adjustable rotating speeds.
Described standing valve 7 is fixed on little conveyer belt 3 equidistantly, carries out mass motion with little conveyer belt 3.Described little conveyer belt 3 is placed in the little speed change rotating shaft 5 of two adjustable rotating speeds.
The spacing of described standing valve 7 equates with the spacing of demarcation strip 6.
Described large speed change rotating shaft 4 and little speed change rotating shaft 5 be respectively by electric power control, regulate large speed change rotating shaft 4 andThe rotating speed of little speed change rotating shaft 5, equates the movement velocity of large conveyer belt 2 and little conveyer belt 3.
Specific embodiment
This enforcement is with certain 180m of iron and steel enterprise2Sintering machine is that example describes, and wherein air conveyer flume is carriedThe speed of active carbon is 30kg/h, and the amount of dioxin is 1.2ngTEQ/Nm3. Require the removal efficiency of dioxinReach more than 80%, meet the discharge standard < 0.5ngTEQ/Nm of dioxin3. This device is not limited to active carbonMass transport, also can be used for the mass transport of the precise and stable feed of other needs.
It is 15 that demarcation strip is set in the present embodiment, and size is 4cm2, every lattice distance is 3cm,The volume of separating board slot is 12cm3. The total length of large conveyer belt is 45cm, and what selection radius was 1.5cm is largeSpeed change rotating shaft. According to the general bulk density 0.4～0.45cm of active carbon3/ g and operating mode demand, arrange every lattice and divideAmounts of activated carbon in septalium is 5.6g, and the rotating speed of large speed change rotating shaft is 0.48r/s.
Because the spacing of standing valve and the spacing of demarcation strip equate, the spacing of standing valve is also 3cm. ArrangeStanding valve is 11, and the total length of little conveyer belt is 33cm, selects the little speed change rotating shaft that radius is 1cm.In the time there is standing valve and demarcation strip close contact, regulating little speed change rotating shaft rotating speed is 0.72r/s, assurance deviceIn running, standing valve can match with demarcation strip, realizes the sealing of separating board slot.
In the time that active carbon is transported to flue or absorption reactor thermally, the counter motion of described standing valve and demarcation strip makes pointThe automatic deblocking of active carbon in septalium. Due to the existence of pressure differential, the active carbon in the separation board slot of deblockingAll suck flue or absorption reactor thermally, complete the precise and stable feed of active carbon.
Applicant's statement, the present invention illustrates detailed structure feature of the present invention and side by above-described embodimentMethod, but the present invention is not limited to above-mentioned detailed structure feature and method, does not mean that the present invention is necessaryRelying on above-mentioned detailed structure feature and method could implement. Person of ordinary skill in the field should understand,Any improvement in the present invention, the equivalence replacement to the selected parts of the present invention and the increase of accessory,The selections of concrete mode etc., within all dropping on protection scope of the present invention and open scope.
More than describe the preferred embodiment of the present invention in detail, still, the present invention is not limited to above-mentioned enforcementDetail in mode, within the scope of technical conceive of the present invention, can enter technical scheme of the present inventionThe multiple simple variant of row, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characterictic described in above-mentioned detailed description of the invention,In reconcilable situation, can combine by any suitable mode, for fear of unnecessary weightMultiple, the present invention is to the explanation no longer separately of various possible combinations.
In addition, between various embodiment of the present invention, also can be combined, as long as it is notRun counter to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (6)
1. an active carbon charging gear, is characterized in that, described device comprise air conveyer flume (1),Large conveyer belt (2), little conveyer belt (3), large speed change rotating shaft (4) and little speed change rotating shaft (5);
On described large conveyer belt (2), be fixed with several demarcation strips (6), provided by large speed change rotating shaft (4)Power drives the rotation of large conveyer belt (2) and demarcation strip (6); Between adjacent two demarcation strips (6), formSeparate board slot;
On described little conveyer belt (3), be fixed with several standing valves (7), provided by little speed change rotating shaft (5)Power drives the rotation of little conveyer belt (3) and standing valve (7);
The spacing of described standing valve (7) equates with the spacing of demarcation strip (6); Described demarcation strip (6) is with solidDetermine valve (7) contacts in rotation process;
Described air conveyer flume (1) extends to the outward flange of demarcation strip (6), and active carbon is transported to separationIn board slot;
On described standing valve (7), be also provided with sealed plasthetic band (8); Described sealed plasthetic band (8) is installed onContact-making surface one side of standing valve (7) and demarcation strip (6).
2. active carbon charging gear according to claim 1, is characterized in that, described demarcation strip (6)Be fixed on equidistantly large conveyer belt (2) upper, carry out mass motion with large conveyer belt (2).
3. active carbon charging gear according to claim 1 and 2, is characterized in that, described large transmissionBand (2) is placed in the large speed change rotating shaft (4) of two adjustable rotating speeds.
4. active carbon charging gear according to claim 1 and 2, is characterized in that, described standing valve(7) be fixed on equidistantly little conveyer belt (3) above, carry out mass motion with little conveyer belt (3).
5. active carbon charging gear according to claim 1 and 2, is characterized in that, described little transmissionBand (3) is placed in the little speed change rotating shaft (5) of two adjustable rotating speeds.
6. active carbon charging gear according to claim 1 and 2, is characterized in that, described large speed changeRotating shaft (4) and little speed change rotating shaft (5), respectively by electric power control, regulate large speed change rotating shaft (4) and little speed changeThe rotating speed of rotating shaft (5), equates the movement velocity of large conveyer belt (2) and little conveyer belt (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310692703.0A CN103691252B (en) | 2013-12-17 | 2013-12-17 | A kind of active carbon charging gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310692703.0A CN103691252B (en) | 2013-12-17 | 2013-12-17 | A kind of active carbon charging gear |
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| Publication Number | Publication Date |
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| CN103691252A CN103691252A (en) | 2014-04-02 |
| CN103691252B true CN103691252B (en) | 2016-05-25 |
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| CN201310692703.0A Expired - Fee Related CN103691252B (en) | 2013-12-17 | 2013-12-17 | A kind of active carbon charging gear |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106276039B (en) * | 2016-08-24 | 2018-11-16 | 庄君凯 | A kind of conveyer belt convenient for dedusting |
| CN113879767B (en) * | 2021-09-01 | 2023-06-20 | 上海启迪睿视智能科技有限公司 | Tobacco leaf double-sided shooting device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5398655A (en) * | 1977-02-07 | 1978-08-29 | Nippon Steel Corp | Apparatus for transferring article |
| JPH049807U (en) * | 1990-05-14 | 1992-01-28 | ||
| WO2000072986A1 (en) * | 1999-05-26 | 2000-12-07 | Siemens Aktiengesellschaft | Conveying device for flat objects |
| JP2001048328A (en) * | 1999-08-12 | 2001-02-20 | Tanaka Koki Kk | Produce carrying conveyor |
| JP2008143692A (en) * | 2006-12-13 | 2008-06-26 | Bando Chem Ind Ltd | Conveyor device |
| JP2008174342A (en) * | 2007-01-18 | 2008-07-31 | Bridgestone Corp | Belt conveyor device |
| CN101734466A (en) * | 2008-11-05 | 2010-06-16 | 南京理工大学 | Flame-proof band-type material delivery device |
| CN201951945U (en) * | 2010-12-07 | 2011-08-31 | 安徽金可达肥业有限责任公司 | Powder conveyer |
-
2013
- 2013-12-17 CN CN201310692703.0A patent/CN103691252B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5398655A (en) * | 1977-02-07 | 1978-08-29 | Nippon Steel Corp | Apparatus for transferring article |
| JPH049807U (en) * | 1990-05-14 | 1992-01-28 | ||
| WO2000072986A1 (en) * | 1999-05-26 | 2000-12-07 | Siemens Aktiengesellschaft | Conveying device for flat objects |
| JP2001048328A (en) * | 1999-08-12 | 2001-02-20 | Tanaka Koki Kk | Produce carrying conveyor |
| JP2008143692A (en) * | 2006-12-13 | 2008-06-26 | Bando Chem Ind Ltd | Conveyor device |
| JP2008174342A (en) * | 2007-01-18 | 2008-07-31 | Bridgestone Corp | Belt conveyor device |
| CN101734466A (en) * | 2008-11-05 | 2010-06-16 | 南京理工大学 | Flame-proof band-type material delivery device |
| CN201951945U (en) * | 2010-12-07 | 2011-08-31 | 安徽金可达肥业有限责任公司 | Powder conveyer |
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| CN103691252A (en) | 2014-04-02 |
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