CN101927114A - Device for filtering naked flame particles in mixed flue gas - Google Patents
Device for filtering naked flame particles in mixed flue gas Download PDFInfo
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- CN101927114A CN101927114A CN 201010262063 CN201010262063A CN101927114A CN 101927114 A CN101927114 A CN 101927114A CN 201010262063 CN201010262063 CN 201010262063 CN 201010262063 A CN201010262063 A CN 201010262063A CN 101927114 A CN101927114 A CN 101927114A
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- flue gas
- screen drum
- mixed flue
- particle
- mars
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Abstract
The invention provides a device for filtering naked flame particles in mixed flue gas, which comprises a bracket, an air outlet, a check ring, an insulating layer, a screen drum, a box body, an air inlet, an upper cover and a transmission device. The surface of the screen drum is covered with a strip metal wire net. Metal wires in the strip metal wire net have cone sections so as to effectively stop naked flame particles in the flue gas. The upper part of the screen drum is connected with the transmission device, while the lower part extends into the check ring. The insulating layer is covered on the outer surfaces of the box body and the air outlet to form an insulation structure of the device for filtering the naked flame particles in the mixed flue gas. The device can effectively remove naked flame from the high temperature or mixed flue gas, prevent detonation of combustible materials, keep temperature of the flue gas and reduce heat loss.
Description
Technical field
The invention belongs to and filter the fire prevention field, be specifically related to the device of Mars particle in a kind of filtering mixed flue gas.
Background technology
At present, the various raw coal of China's coal-mine exploitation cause the raw coal water content bigger because of multiple reason, multiple factors such as recovery method, underground infiltration, spraying water for example, thereby making the coal of exploiting out must carry out drying handles, promptly use high temperature or low-temperature flue gas heating raw coal, and then raw coal is dehydrated.The way that generally adopts burning coal to produce mixed flue gas in the prior art is produced mixed flue gas, but contain Mars in adopting in the mixed flue gas that this method produces inevitably, and this Mars causes the part raw coal combustion in the dry run inevitably easily, thereby not only wasted raw coal, also reduced the quality of dry back coal.
In order to improve the quality of flue gas, the inventor does not find the device of Mars particle in the special filtering mixed flue gas through the retrieval prior art.In existing smoke dust-removing equipment, but ubiquity the drawback of smog and flow particles in the filtering flue gas optionally.For example, but apply for disclosing in No. 98247456.3 a kind of vertical flow particles floor smoke duster in China, wherein the external form of deduster is the identical upright post type of cross sectional dimensions; Along the central column particle guide shell that upright post type top cylinder concentric circles distributes, head exceeds the top of top cylinder, and with the planar top sealing of top cylinder, its outer wall adopts plate shape cylindrical structure, inwall adopts plate shape or netted cylindrical structure, interlayer is for leading the sand passage; Smoke air inlet is vertically in the side of top cylinder, forms a static pressure chamber between the inwall of the outer wall of particle guide shell and top cylinder; The tube fixing seal is below top cylinder in the upright post type, and the two is measure-alike; Be vertically mounted on the central column filter core stratum granulosum that the tube concentric circles distributes in tube and the edge, size is identical with the particle guide shell, its cylinder shape inner wall and cylindrical outer wall adopt the mesh structure of laying steel wire on skeleton, and its interlayer is full of the particulate material that is used to filter dusty gas; Be equipped with in middle tube 6 bottoms and change the sand valve, and inspection opening; The doffing of fixing seal below middle tube is the cylindricality cone, and the upper dimension of doffing is identical with middle tube; The taper screen cloth of a bottom opening is installed in doffing inside; Mozzle top and conical screen sieve bottom aperture UNICOM, the bottom passes outside the deduster lower shell; Following tube bottom is equipped with ash output valve; Add the top of feed bin, the two size coupling at the particle guide shell; The inwall UNICOM of blast pipe and particle guide shell and filter core stratum granulosum.
In addition, but since fume dust remover of the prior art can not selectivity filtering flue gas in smog and flow particles, and smog itself is exactly the reunion of molecule, but smog in a large amount of filtering flue gases of the fume dust remover of prior art and flow particles sharply reduce thereby make through the flue-gas temperature after the fume dust remover processing of prior art; In addition, owing to need a large amount of heat heating raw coal in the raw coal drying, so the flue gas that provides in the raw coal drying is not provided the structure of fume dust remover in the prior art.
Summary of the invention
In order to solve the problem that exists in the top background technology, the present invention proposes the device of Mars particle in a kind of filtering mixed flue gas, the device of Mars particle not only can be removed Mars particle in the mixed flue gas well in this filtering mixed flue gas, can also further make the flue gas particle homogenising in the mixed flue gas, help the treatment process of follow-up use mixed flue gas more.
According to technical scheme of the present invention, the device of Mars particle in a kind of filtering mixed flue gas is provided, wherein said mixed flue gas is the flue gas that comprises smog gas and Mars particle, the device of Mars particle can be removed and be mixed with naked light Mars particle in high temperature or the low-temperature mixed flue gas in the described filtering mixed flue gas, and the device of Mars particle comprises support, air outlet, back-up ring, heat-insulation layer, screen drum, casing, air inlet, loam cake, transmission device in the described filtering mixed flue gas; The screen drum surface is covered with the bullion silk screen, and the tapered cross section of the wire in the bullion silk screen can effectively stop the naked light particle in the flue gas; The screen drum top is connected with transmission device, and the screen drum below extends in the back-up ring; Heat-insulation layer covers on the outer surface of casing and air outlet, constitutes the insulation construction of the device of Mars particle in the filtering mixed flue gas.
Further, the device of Mars particle also comprises sweeper in this filtering mixed flue gas, and sweeper is crisscross arranged up and down around the filtration screen drum, and is fixed on the casing.
In addition, in the device of Mars particle, flue gas enters in the screen drum from air inlet in this filtering mixed flue gas, discharges by air outlet through behind the selective screening of screen drum.
Preferably, the device of Mars particle filters naked light in the flue gas by screen drum in the filtering mixed flue gas, and can change the bullion silk screen that the screen drum surface is covered with.
More preferably, drive the rotation of screen drum by transmission device, the interaction that utilizes mixed flue gas to collide with inboard wall of riddle drum in screen drum makes in the mixed flue gas naked light Mars particle attached on the screen drum; The screen drum that utilization is being rotated contacts with sweeper, realizes online ash removal.Described mixed flue gas is high-temperature flue gas or low-temperature flue gas.Described high-temperature flue gas is that mean temperature is higher than 500 degrees centigrade flue gas; Perhaps low-temperature flue gas is that mean temperature is lower than 400 degrees centigrade flue gas.
Use the device of Mars particle in the filtering mixed flue gas of the present invention, effectively filtering the Mars in the high-temperature flue gas, make the granularity of mixed flue gas more even, and greatly reduced the loss of raw coal, ature of coal is provided.
Brief Description Of Drawings
Fig. 1 is the main cutaway view according to the device of Mars particle in the filtering mixed flue gas of the present invention.
Fig. 2 is the phantom according to the device of Mars particle in the filtering mixed flue gas of the present invention.
Fig. 3 is the cross-sectional view that dissects along A-A among Fig. 1.
Fig. 4 is the viewgraph of cross-section of the bullion silk screen that is covered with of screen drum surface.
The specific embodiment
Technical scheme and accompanying drawing according to invention.Wherein parts and Reference numeral thereof are expressed as follows:
Support 1, air outlet 2, back-up ring 3, heat-insulation layer 4, screen drum 5, sweeper 6, casing 7, air inlet 8, loam cake 9, transmission device 10, bullion silk screen 11.
In Fig. 1-4, Fig. 1 is the main cutaway view of the device of Mars particle in the filtering mixed flue gas; Fig. 2 is the phantom of the device of Mars particle in the filtering mixed flue gas; Fig. 3 is the cross-sectional view that dissects along A-A among Fig. 1; Fig. 4 is the viewgraph of cross-section of the bullion silk screen that is covered with of screen drum surface.
In the device of Mars particle, mixed flue gas is the flue gas that comprises smog gas and Mars particle in filtering mixed flue gas of the present invention, and the device of Mars particle can be removed and be mixed with naked light Mars particle in high temperature or the low-temperature mixed flue gas in the filtering mixed flue gas.Mixed flue gas enters in the screen drum from air inlet 8, through discharging by air outlet 2 behind the selective screening of screen drum 5; Wherein casing 7 sealed packets are trapped among the outside of the device of Mars particle in the filtering mixed flue gas, and form the part in the device of Mars particle in the filtering mixed flue gas, are serving as a contrast heat-insulation layer 4 in the inside of seal case 7.The mixed flue gas that has the Mars particle is in the circulation of screen drum 5 outsides, and the less flue gas of granularity enters the screen drum inboard, and the bigger Mars particle of granularity is that granular substance is blocked in outside the screen drum; Select the screen drum of different sieve apertures can control the flue gas that enters screen drum.
Can be attached with bullion silk screen 11 owing to screen drum 5 extexines or at inner surface, and this bullion silk screen 11 is directly around being formed into the bullion silk screen that screen drum covers, the wire of bullion silk screen 11 is outer thick interior thin cone-shaped metal silks, referring to Fig. 4.The cross section that is the strip metal silk in the bullion silk screen 11 is taper, and the bottom surface of taper is towards the inboard, and between the wire of strip the horizontal wire that has been connected with the support and connection fixation.Use such strip metal silk screen, and then the slit that between the strip metal silk of strip metal silk screen, forms be outside narrow inner width, and the size in slit is less than the size of naked light particle, so flue gas can be smoothly slit by the bullion silk screen 11 on screen drum 5 surfaces enter screen drum 5 inside, screen drum 5 end openings link to each other with air outlet, thereby flue gas is discharged by air outlet, Mars particle in the flue gas is then because of can't pass that woven wire 11 is blocked in the outer wall of screen drum 5 or because of being blocked on the woven wire that strikes screen drum 5 surfaces outside the screen drum 5, and become on the outer wall that dust fell or sticked to screen drum 5 through naked light behind the short time, after operation a period of time, the outer wall surface of screen drum 5 will be amassed full dust, at this time start transmission transposition 10, driving screen drum 5 slowly rotates, sweeper 6 is passed through on the surface of screen drum 5 successively, and the dust that sticks to screen drum 5 surfaces will fall under the effect of external force.Sweeper 6 interlaced arrangement have reduced the obstruction to the flue gas circulation in the outside or the inboard of screen drum, so flue gas can normally pass through, have realized the purpose of online ash removal.
Further, can change the service life that bullion silk screen that the screen drum surface is covered with prolongs screen drum.Mixed flue gas is high-temperature flue gas or low-temperature flue gas.High-temperature flue gas is that mean temperature is higher than 500 degrees centigrade flue gas; Perhaps low-temperature flue gas is that mean temperature is lower than 400 degrees centigrade flue gas.For the mixed flue gas of other temperature, device of the present invention can be suitable for equally.
As above-mentioned, the device of Mars particle in the clear a kind of filtering mixed flue gas that describes the present invention's proposition in detail.Although the present invention is described and explained to preferred embodiment of the present invention in detail, but this area those skilled in the art be appreciated that, under the situation of the spirit and scope of the present invention that do not deviate from the claims definition, can in form and details, make multiple modification.
Claims (8)
1. the device of Mars particle in the filtering mixed flue gas, it is characterized in that, described mixed flue gas is the flue gas that comprises smog gas and Mars particle, the device of Mars particle can be removed the naked light Mars particle that is mixed with in high temperature or the low-temperature mixed flue gas in the described filtering mixed flue gas, and the device of Mars particle comprises support, air outlet, back-up ring, heat-insulation layer, screen drum, casing, air inlet, loam cake, transmission device in the described filtering mixed flue gas; The screen drum surface is being covered the bullion silk screen, and the tapered cross section of the wire in the bullion silk screen can effectively stop the naked light particle in the flue gas; The screen drum top is connected with transmission device, and the screen drum below extends in the back-up ring; Heat-insulation layer covers on the outer surface of casing and air outlet, constitutes the insulation construction of the device of Mars particle in the filtering mixed flue gas.
2. according to the device of Mars particle in the filtering mixed flue gas described in the claim 1, it is characterized in that, also comprise sweeper, sweeper is crisscross arranged up and down around the filtration screen drum and is fixed on the casing.
3. according to the device of Mars particle in the described filtering mixed flue gas of claim 1, it is characterized in that: flue gas enters in the screen drum from air inlet, discharges by air outlet through behind the selective screening of screen drum.
4. the device of Mars particle in the arbitrary described filtering mixed flue gas in the claim 1 to 3, it is characterized in that: the device of Mars particle filters naked light in the flue gas by screen drum in the filtering mixed flue gas, and can change the bullion silk screen that the screen drum surface is covered with.
5. according to the device of Mars particle in the arbitrary described filtering mixed flue gas in the claim 1 to 4, it is characterized in that: drive the rotation of screen drum by transmission device, the interaction that utilizes mixed flue gas to collide with inboard wall of riddle drum in screen drum makes in the mixed flue gas naked light Mars particle attached on the screen drum; The screen drum that utilization is being rotated contacts with sweeper, realizes online ash removal.
6. according to the device of Mars particle in the arbitrary described filtering mixed flue gas in the claim 1 to 4, it is characterized in that described mixed flue gas is high-temperature flue gas or low-temperature flue gas.
7. according to the device of Mars particle in the filtering mixed flue gas described in the claim 6, it is characterized in that described high-temperature flue gas is that mean temperature is higher than 500 degrees centigrade flue gas.
8. according to the device of Mars particle in the filtering mixed flue gas described in the claim 7, it is characterized in that described low-temperature flue gas is that mean temperature is lower than 400 degrees centigrade flue gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102620636A CN101927114B (en) | 2010-08-25 | 2010-08-25 | Device for filtering naked flame particles in mixed flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102620636A CN101927114B (en) | 2010-08-25 | 2010-08-25 | Device for filtering naked flame particles in mixed flue gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101927114A true CN101927114A (en) | 2010-12-29 |
| CN101927114B CN101927114B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102620636A Active CN101927114B (en) | 2010-08-25 | 2010-08-25 | Device for filtering naked flame particles in mixed flue gas |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108654371A (en) * | 2018-07-12 | 2018-10-16 | 江苏德义通环保科技有限公司 | A kind of intrinsic safety type VOCs emission-control equipments and method |
| CN110898562A (en) * | 2019-12-24 | 2020-03-24 | 山东丰获机械制造有限公司 | Filter cartridge structure and pressure relief filter for chemical tank making |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5080847A (en) * | 1989-04-20 | 1992-01-14 | Nittetsu Mining Co., Ltd. | Manufacturing method of filter element for dust collector |
| CN2358345Y (en) * | 1998-12-30 | 2000-01-12 | 上海五钢(集团)有限公司 | Vertical flowing particle layer fume remover |
| CN2788887Y (en) * | 2005-06-03 | 2006-06-21 | 张少明 | Rotary metal net type dust-cleaner |
| CN1958124A (en) * | 2006-10-12 | 2007-05-09 | 杨裕能 | Anti fire oxygen filter |
| CN201862337U (en) * | 2010-08-25 | 2011-06-15 | 锡林浩特市神工制造有限公司 | Device for filtering sparking particles out of mixed flue gas |
-
2010
- 2010-08-25 CN CN2010102620636A patent/CN101927114B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5080847A (en) * | 1989-04-20 | 1992-01-14 | Nittetsu Mining Co., Ltd. | Manufacturing method of filter element for dust collector |
| CN2358345Y (en) * | 1998-12-30 | 2000-01-12 | 上海五钢(集团)有限公司 | Vertical flowing particle layer fume remover |
| CN2788887Y (en) * | 2005-06-03 | 2006-06-21 | 张少明 | Rotary metal net type dust-cleaner |
| CN1958124A (en) * | 2006-10-12 | 2007-05-09 | 杨裕能 | Anti fire oxygen filter |
| CN201862337U (en) * | 2010-08-25 | 2011-06-15 | 锡林浩特市神工制造有限公司 | Device for filtering sparking particles out of mixed flue gas |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108654371A (en) * | 2018-07-12 | 2018-10-16 | 江苏德义通环保科技有限公司 | A kind of intrinsic safety type VOCs emission-control equipments and method |
| CN110898562A (en) * | 2019-12-24 | 2020-03-24 | 山东丰获机械制造有限公司 | Filter cartridge structure and pressure relief filter for chemical tank making |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101927114B (en) | 2012-05-23 |
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