CN106621678A - Composite deduster - Google Patents
Composite deduster Download PDFInfo
- Publication number
- CN106621678A CN106621678A CN201710098922.4A CN201710098922A CN106621678A CN 106621678 A CN106621678 A CN 106621678A CN 201710098922 A CN201710098922 A CN 201710098922A CN 106621678 A CN106621678 A CN 106621678A
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- China
- Prior art keywords
- gas
- cylinder
- casing
- net
- plate
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2267/00—Multiple filter elements specially adapted for separating dispersed particles from gases or vapours
- B01D2267/40—Different types of filters
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides a composite deduster. The composite deduster comprises a box, wherein a flue gas inlet is formed at the left end of the box; a purified gas outlet is formed at the right end of the box; an ash hopper is arranged below the box; in the box, a static dedusting part and a bag type dedusting part are arranged in sequence from the flue gas inlet to the purified gas outlet. The static dedusting part is arranged in front of the bag type dedusting part, high-concentration dust gas is buffered on the static dedusting part in an immersive way, most dust is cleared through the static dedusting part, and then remaining dust enters the bag type dedusting part, so that a good dedusting effect is achieved by stepwise dedusting, the dust clearing frequency of a filtering bag is lowered, and the service life of the filtering bag is prolonged.
Description
Technical field
The present invention relates to a kind of deduster, more particularly to a kind of compound type dust remover.
Background technology
At present, pulse bag dust collector is a kind of widely used high-efficient purification equipment both at home and abroad, be using organic fiber or
Inorfil braid makes filtrate, a kind of dry-type dedusting equipment that solid particulate matter in dusty gas is leached.
Existing bag filter directly washes away filter bag when high concentrate dust gas is processed, and is carried out by filter bag
Filter, the blocked time interval of filter bag is very short, and pulse dust cleaner needs continually to work, meanwhile, reduce the life-span of filter bag.
The content of the invention
The technical problem to be solved in the present invention is：Existing bag filter deashing when high concentrate dust gas is processed is frequent
And life-span of the filter bag shortens, the invention provides a kind of compound type dust remover is solving the above problems.
The technical solution adopted for the present invention to solve the technical problems is：A kind of compound type dust remover, including casing, it is described
The left end of casing is provided with gas approach, and the right-hand member of the casing is provided with net gas outlet, ash bucket is provided with below the casing, in institute
State in casing, electrostatic precipitation portion and bag-type dusting portion are sequentially provided with by gas approach to the direction that net gas is exported.
Further：Front end-plate and end plate, the front end-plate and rear end are respectively arranged with from left to right in the casing
Vertically it be arranged in parallel before and after plate, the electrostatic precipitation portion is arranged between the front end-plate and gas approach, the bag-type dusting
Portion is arranged between the front end-plate and end plate, and two pieces or so the air channels vertically be arrangeding in parallel are provided with the bag-type dusting portion
Dividing plate, the both sides in front and back of two pieces of air-duct clapboards are baghouse, and several filter bags, the filter are provided with the filter bag room
The upper wall of pocket is provided with card, and the sack of the filter bag is arranged on the card, and net air compartment is provided with above the card,
Right low left high is tiltedly installed with deep bead between two pieces of air-duct clapboards, and the top of the deep bead is gas off-take, it is described go out
Air flue connects the net air compartment and the outlet of net gas.
Further：The aperture top of the filter bag is provided with jet pipe, and control jet pipe air inlet is provided with the jet pipe
Pulse valve.
Further：Being provided with the gas off-take can control the net air compartment and net gas outlet or dissengaged positions
Poppet.
Further：It is provided with ventilation valve port between the gas off-take and the net air compartment, the poppet includes the
One cylinder and the first valve plate on first cylinder piston rod, the cylinder body of first cylinder is fixedly mounted on described
On casing, the piston rod of first cylinder can be moved downward and first valve plate sealing be covered in the breather valve
On mouth.
Further：It is the surge chamber connected with the baghouse below the deep bead, arranges on the deep bead
Having can control the by-passing valve of connection or dissengaged positions between the surge chamber and gas off-take.
Further：The by-passing valve includes the second cylinder and the second valve on second cylinder piston rod
Plate, is provided with exhaust valve port on the deep bead, the cylinder body of second cylinder is fixedly mounted on the casing, and described second
The piston rod of cylinder can be moved downward and second valve plate sealing be covered on the exhaust valve port.
Further：Several are provided with the electrostatic precipitation portion along airintake direction and dust collector pole parallel to each other,
Corona level is provided with described in each two between dust collector pole, the corona level is fixedly mounted on the casing by electric level hanging.
Further：Between the two pieces of air-duct clapboards and inside of the net air compartment is provided with support tube, described
The forked arrangement of stay tube.
The invention has the beneficial effects as follows, a kind of compound type dust remover of the invention is removed by arranging electrostatic before bag-type dusting
Dirt, by high concentrate dust gas immersion, first in electrostatic precipitation portion buffering, by electrostatic precipitation most of dust is understood, then is entered
Enter bag-type dusting, step by step carry out dedusting, good dedusting effect, filter bag deashing frequency is reduced, and the life-span improves.
Description of the drawings
With reference to the accompanying drawings and examples the present invention is further described.
Fig. 1 is a kind of structural representation of compound type dust remover of the invention；
Fig. 2 is A partial enlarged drawings in Fig. 1；
Fig. 3 is a kind of left view sectional view of compound type dust remover；
Fig. 4 is a kind of vertical view cutaway drawing of compound type dust remover.
1, casing in figure, 2, gas approach, 3, the outlet of net gas, 4, ash bucket, 5, electrostatic precipitation portion, 6, bag-type dusting portion, 7,
Front end-plate, 8, end plate, 9, air-duct clapboard, 10, baghouse, 11, filter bag, 12, card, 13, net air compartment, 14, deep bead,
15th, gas off-take, 16, jet pipe, 17, pulse valve, 18, poppet, 19, ventilation valve port, the 20, first cylinder, the 21, first valve plate, 22,
By-passing valve, 23, exhaust valve port, the 24, second cylinder, the 25, second valve plate, 26, corona level, 27, dust collector pole, 28, electric level hanging,
29th, support tube, 30, surge chamber.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.Conversely, this
Inventive embodiment includes all changes fallen into the range of the spirit and intension of attached claims, modification and is equal to
Thing.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " axial direction ",
The orientation or position relationship of the instructions such as " radial direction ", " circumference " is based on orientation shown in the drawings or position relationship, merely to just
In description the present invention and simplify description, rather than indicate or imply indication device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying relatively important
Property.In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " connected ", " connection " is answered
It is interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or is integrally connected；Can be that machinery connects
Connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary.It is common for this area
For technical staff, above-mentioned term concrete meaning in the present invention can be understood with concrete condition.Additionally, in description of the invention
In, unless otherwise stated, " multiple " are meant that two or more.
In flow chart or here any process described otherwise above or method description are construed as, expression includes
It is one or more for realizing specific logical function or process the step of the module of code of executable instruction, fragment or portion
Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussion suitable
Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, carry out perform function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
As shown in figure 1, the invention provides a kind of compound type dust remover, including casing 1, the left end of the casing 1 is provided with
Gas approach 2, the right-hand member of the casing 1 is provided with net gas outlet 3, and the lower section of the casing 1 is provided with ash bucket 4, in the casing 1
It is interior, it is sequentially provided with electrostatic precipitation portion 5 and bag-type dusting portion 6 to the direction of net gas outlet 3 by gas approach 2.
Flue gas from gas approach 2 into the inside of casing 1 after first pass through electrostatic precipitation portion 5, by the electrostatic in electrostatic precipitation portion 5
Absorption dedusting, and then most of exhaust gas dust is removed, and flue gas flow rate can be reduced so that most of dust receives Action of Gravity Field
In sinking down into ash bucket 4；Gas through electrostatic precipitation portion 5 enters back into bag-type dusting portion 6 and carries out dust removal by filtration.So can expire
The low advantage of sufficient bag type filtering concentration of emission, the separation through electrostatic precipitation portion 5 can remove 6 percent ten to hundred in flue gas
/ six ten five dust, reduces the load in follow-up bag-type dusting portion 6, and the dedusting resistance of compound type dust remover is significantly lower than pure
The resistance of sack cleaner.
As shown in Figure 3 and Figure 4, front end-plate 7 and end plate 8, the front end are respectively arranged with from left to right in the casing 1
Vertically it be arranged in parallel before and after plate 7 and end plate 8, the electrostatic precipitation portion 5 is arranged between the front end-plate 7 and gas approach 2,
The bag-type dusting portion 6 is arranged between the front end-plate 7 and end plate 8, two pieces or so is provided with the bag-type dusting portion 6 and is erected
The air-duct clapboard 9 directly be arrangeding in parallel, the both sides in front and back of two pieces of air-duct clapboards 9 are to set in baghouse 10, the baghouse 10
Several filter bags 11 are equipped with, the upper wall of the baghouse 10 is provided with card 12, as shown in Fig. 2 the sack of the filter bag 11
On the card 12, the top of the card 12 is provided with net air compartment 13, right low left high between two pieces of air-duct clapboards 9
Deep bead 14 is tiltedly installed with, the top of the deep bead 14 is gas off-take 15, and the gas off-take 15 connects the net air compartment 13
With net gas outlet 3.
Through the rough dusting of electrostatic precipitation portion 5, flue gas enters into bag-type dusting portion 6 and reaches baghouse 10, flue gas flue gas
Through the filtration of filter bag 11, the dust in flue gas is adsorbed in the bag filter layer of filter bag 11, and flue gas is obtained after being filtered
To net gas and enter into net air compartment 13, net gas discharges casings 1 through gas off-take 15 by net gas outlet 3.
The aperture top of the filter bag 11 is provided with jet pipe 16, and the control air inlet of jet pipe 16 is provided with the jet pipe 16
Pulse valve 17, as flue gas is filtered by filter bag 11, filtration is gradually piled up and blocked to dust in the bag filter layer of filter bag 11
Passage, the filter efficiency of filter bag 11 is reduced.Pulse valve 17 accesses compressed air, with the valve core movement control pressure of pulse valve 17
Contracting air is sprayed by jet pipe 16, and jet pipe 16 is arranged on the aperture of filter bag 11 and points in filter bag 11, and compressed air is to filtration
Injection in bag 11, the dust that can so make the surface adhesion of filter bag 11 blows out, while also rapping can be played to the surface of filter bag 11
Effect so that the dust of the surface adhesion of filter bag 11 is shaken off, and then can recover the dust collection capacity of filter bag 11.
Being provided with the gas off-take 15 can control that the net air compartment 13 and net gas outlet 3 is connected or dissengaged positions is carried
Lift valve 18, is provided with ventilation valve port 19 between the gas off-take 15 and the net air compartment 13, and the poppet 18 includes first
Cylinder 20 and the first valve plate 21 on the piston rod of the first cylinder 20, the cylinder body fixed installation of first cylinder 20
On the casing 1, the piston rod of first cylinder 20 can be moved downward and cover first valve plate 21 sealing
On the ventilation valve port 19.
When filtering to flue gas, poppet 18 opens in the passage between net air compartment 13 and net gas outlet 3, the first gas
The piston rod of cylinder 20 is lifted up, and the first valve plate 21 opens ventilation valve port 19, facilitates net gas to discharge；When jet pipe 16 is to filter bag
11 when being blown, poppet 18 by the pathway closure between net air compartment 13 and net gas outlet 3, the piston rod of the first cylinder 20 to
Lower motion, the first valve plate 21 covers the ventilation sealing of valve port 19, and with this ash-removal effect of jet pipe 16 is improved.Poppet 18 is by the
One cylinder 20 and the first valve plate 21 are carrying out the opening and closing of poppet 18, and control is simple and convenient.
The lower section of the deep bead 14 is the surge chamber 30 connected with the baghouse 10, is provided with the deep bead 14
The by-passing valve 22 of connection or dissengaged positions between the surge chamber 30 and gas off-take 15 can be controlled.The by-passing valve 22 includes
Second cylinder 24 and the second valve plate 25 on the piston rod of the second cylinder 24, are provided with exhaust on the deep bead 14
Valve port 23, the cylinder body of second cylinder 24 is fixedly mounted on the casing 1, and the piston rod of second cylinder 24 can be to
It is lower to move and second valve plate 25 sealing is covered on the exhaust valve port 23.
When normal work is filtered to flue gas, by-passing valve 22 is closed, and flue gas is entered back into net by the filtration of baghouse 10
In air compartment 13, when flue-gas temperature is too high reach burn 11 temperature of filter bag when, poppet 18 is closed, and by-passing valve 22 is opened, flue gas
Entered into gas off-take 15 by surge chamber 30 and casing 1 is expelled directly out by net gas outlet 3, it is to avoid filter bag 11 is too high by temperature
Flue gas damage.By-passing valve 22 carries out the opening and closing of by-passing valve 22 by the second cylinder 24 and the second valve plate 25, control
It is simple and convenient.
Several are provided with the electrostatic precipitation portion 5 along airintake direction and dust collector pole 27 parallel to each other, each two
Corona level 26 is provided between the dust collector pole 27, the corona level 26 is fixedly mounted on the casing 1 by electric level hanging 28
On.Flue gas is charged by the dust in 26 pairs of flue gases of corona level, and is adsorbed on dust collector pole 27, to most ash in flue gas
Dirt plays suction-operated, and most of dedusting can be realized to flue gas.
Support tube 29, the support tube are provided between two pieces of air-duct clapboards 9 with the inside of the net air compartment 13
29 forked arrangements, the support tube 29 of forked spread configuration be increased and be removed improving the structural strength of net air compartment 13 and gas off-take 15
The structural strength of dirt device.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of the term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
With the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Entirely various change and modification can be carried out in the range of without departing from this invention technological thought.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (9)
1. a kind of compound type dust remover, including casing（1）, the casing（1）Left end be provided with gas approach（2）, the casing
（1）Right-hand member be provided with the outlet of net gas（3）, the casing（1）Lower section be provided with ash bucket（4）, it is characterised in that：In the casing
（1）It is interior, by gas approach（2）To the outlet of net gas（3）Direction be sequentially provided with electrostatic precipitation portion（5）With bag-type dusting portion（6）.
2. a kind of compound type dust remover as claimed in claim 1, it is characterised in that：The casing（1）Inside distinguish from left to right
It is provided with front end-plate（7）And end plate（8）, the front end-plate（7）And end plate（8）Vertically it be arranged in parallel in front and back, the electrostatic
Dust removal unit（5）It is arranged on the front end-plate（7）And gas approach（2）Between, the bag-type dusting portion（6）It is arranged on the front end
Plate（7）And end plate（8）Between, the bag-type dusting portion（6）Inside it is provided with two pieces or so the air-duct clapboards vertically be arrangeding in parallel
（9）, two pieces of air-duct clapboards（9）Before and after both sides be baghouse（10）, the baghouse（10）Inside it is provided with several mistakes
Filter bag（11）, the baghouse（10）Upper wall be provided with card（12）, the filter bag（11）Sack be arranged on the card
（12）On, the card（12）Top be provided with net air compartment（13）, two pieces of air-duct clapboards（9）Between right low left high incline set
It is equipped with deep bead（14）, the deep bead（14）Top be gas off-take（15）, the gas off-take（15）Connect the net air compartment
（13）With the outlet of net gas（3）.
3. a kind of compound type dust remover as claimed in claim 2, it is characterised in that：The filter bag（11）Aperture top set
It is equipped with jet pipe（16）, the jet pipe（16）On be provided with control jet pipe（16）The pulse valve of air inlet（17）.
4. a kind of compound type dust remover as claimed in claim 3, it is characterised in that：The gas off-take（15）On be provided with can be with
Control the net air compartment（13）With the outlet of net gas（3）Connection or the poppet of dissengaged positions（18）.
5. a kind of compound type dust remover as claimed in claim 4, it is characterised in that：In the gas off-take（15）With the net wind
Room（13）Between be provided with ventilation valve port（19）, the poppet（18）Including the first cylinder（20）With installed in first gas
Cylinder（20）The first valve plate on piston rod（21）, first cylinder（20）Cylinder body be fixedly mounted on the casing（1）On, institute
State the first cylinder（20）Piston rod can move downward and by first valve plate（21）Sealing is covered in the breather valve
Mouthful（19）On.
6. a kind of compound type dust remover as claimed in claim 5, it is characterised in that：The deep bead（14）Lower section be and institute
State baghouse（10）The surge chamber of connection（30）, the deep bead（14）On be provided with and can control the surge chamber（30）With go out
Air flue（15）Between connection or dissengaged positions by-passing valve（22）.
7. a kind of compound type dust remover as claimed in claim 6, it is characterised in that：The by-passing valve（22）Including the second cylinder
（24）With installed in second cylinder（24）The second valve plate on piston rod（25）, the deep bead（14）On be provided with exhaust
Valve port（23）, second cylinder（24）Cylinder body be fixedly mounted on the casing（1）On, second cylinder（24）Piston
Bar can be moved downward and by second valve plate（25）Sealing is covered in the exhaust valve port（23）On.
8. a kind of compound type dust remover as claimed in claim 2, it is characterised in that：The electrostatic precipitation portion（5）Inside it is provided with
Several are along airintake direction and dust collector pole parallel to each other（27）, dust collector pole described in each two（27）Between be provided with corona level
（26）, the corona level（26）Hung by electric level（28）It is fixedly mounted on the casing（1）On.
9. a kind of compound type dust remover as claimed in claim 7, it is characterised in that：Two pieces of air-duct clapboards（9）Between and
The net air compartment（13）Inside be provided with support tube（29）, the support tube（29）Forked arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710098922.4A CN106621678A (en) | 2017-02-23 | 2017-02-23 | Composite deduster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710098922.4A CN106621678A (en) | 2017-02-23 | 2017-02-23 | Composite deduster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106621678A true CN106621678A (en) | 2017-05-10 |
Family
ID=58844849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710098922.4A Pending CN106621678A (en) | 2017-02-23 | 2017-02-23 | Composite deduster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106621678A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8102154L (en) * | 1981-04-03 | 1982-10-04 | Svenska Flaektfabriken Ab | DEVICE FOR A DUST FILTER |
| CN101310822A (en) * | 2007-05-21 | 2008-11-26 | 福建闽泰环保有限公司 | Lens electric-bag complex dust collector |
| CN203598651U (en) * | 2013-11-29 | 2014-05-21 | 湖南正明环境工程有限公司 | Low-resistance high-efficiency offline ash removal composite electrostatic fabric filter |
| CN205244528U (en) * | 2015-12-01 | 2016-05-18 | 成都易态科技有限公司 | By -pass valve |
| CN205699855U (en) * | 2016-05-31 | 2016-11-23 | 佛山市莫森环境工程有限公司 | A kind of Novel bag-type dust remover |
-
2017
- 2017-02-23 CN CN201710098922.4A patent/CN106621678A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8102154L (en) * | 1981-04-03 | 1982-10-04 | Svenska Flaektfabriken Ab | DEVICE FOR A DUST FILTER |
| CN101310822A (en) * | 2007-05-21 | 2008-11-26 | 福建闽泰环保有限公司 | Lens electric-bag complex dust collector |
| CN203598651U (en) * | 2013-11-29 | 2014-05-21 | 湖南正明环境工程有限公司 | Low-resistance high-efficiency offline ash removal composite electrostatic fabric filter |
| CN205244528U (en) * | 2015-12-01 | 2016-05-18 | 成都易态科技有限公司 | By -pass valve |
| CN205699855U (en) * | 2016-05-31 | 2016-11-23 | 佛山市莫森环境工程有限公司 | A kind of Novel bag-type dust remover |
Non-Patent Citations (1)
| Title |
|---|
| 林宗寿: "《水泥工艺学》", 31 December 2012 * |
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Application publication date: 20170510 |