CN103752152A - Lumber drying kiln waste gas treatment device - Google Patents
Lumber drying kiln waste gas treatment device Download PDFInfo
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- CN103752152A CN103752152A CN201410012943.6A CN201410012943A CN103752152A CN 103752152 A CN103752152 A CN 103752152A CN 201410012943 A CN201410012943 A CN 201410012943A CN 103752152 A CN103752152 A CN 103752152A
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- waste gas
- control equipment
- gas collection
- emission
- lumber kiln
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Abstract
The invention discloses a lumber drying kiln waste gas treatment device which relates to the technical field of waste gas collection and treatment. The lumber drying kiln waste gas treatment device comprises at least one waste gas collection cover, a waste gas collection pipeline and a low-temperature plasma waste gas treatment device for purifying waste gas, wherein the waste gas collection cover, the waste gas collection pipeline and the low-temperature plasma waste gas treatment device are sequentially connected with one another through a pipeline, an automatic air valve is arranged between the waste gas collection cover and the waste gas collection pipeline, a high-pressure atomizing nozzle which enables spray liquid to be adequately contacted with the waste gas is arranged in the waste gas collection pipeline, and the low-temperature plasma waste gas treatment device is provided with a washing device. The waste gas is collected through the waste gas collection cover and the waste gas collection pipeline, and the high-pressure atomizing nozzle capable of enabling the spray liquid to be adequately contacted with the waste gas, the low-temperature plasma waste gas treatment device and the washing device are matched with one another to purify the waste gas, so that the foul odor in the tail gas can be effectively eased, the grease in the device can be treated, the device can run effectively for a long time, and the service life is long.
Description
Technical field
The present invention relates to gas sampling processing technology field, relate in particular to a kind of lumber kiln emission-control equipment.
Background technology
In the log of new felling, have a large amount of moisture, moisture content is often up to more than 50%.After being processed into finished product plank, need to dry to 15% left and right, just can prevent distortion, cracking in using.The most of wood-working factory of China all adopts the technique of Steam Heating drying kiln artificial drying, to shorten the required time of timber stoving.In timber, contain a lot of organic matters, during oven dry, can produce distinctive taste, when a small amount of timber dries naturally, people can not cause that people dislike, but often there is dozens of drying kiln in large-scale board mill, in each kiln, drying the plank of hundreds of cubic metres, a large amount of timber tastes of discharge of concentrating have just caused very large smell pollution to surrounding enviroment simultaneously.The improvement of timber stoving tail gas has a lot of difficulties, one of reason is that the quality of production of drying kiln is very responsive to the control of humiture, ventilation volume, and condition changes a little, may cause quality problems, conventional gas sampling means are easy to supply and exhaust mouth and bring pressure to change, and affect exhaust parameter.Next is that drying kiln exhaust temperature is high, humidity surpasses 95%, follows a large amount of condensed waters, contains a large amount of volatility greases simultaneously, easily condenses in waste gas treatment equipment, pollutes, and conventional absorbing process cannot continuous service.Therefore do not have all the time for many years effective solution to process.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is how to guarantee, under the prerequisite that does not affect drying kiln humiture, ventilation volume, peculiar smell waste gas is carried out to collection and treatment, and cleaning condenses in the grease in treatment facility, the permanently effective operation of assurance equipment.
(2) technical scheme
In order to address the above problem, the invention provides a kind of lumber kiln emission-control equipment, described lumber kiln emission-control equipment comprises: at least one gas sampling cover, waste gas collection conduits, low-temperature plasma emission-control equipment, described gas sampling cover, the low-temperature plasma emission-control equipment of waste gas collection conduits and purifying exhaust air successively pipeline connects, between described gas sampling cover and waste gas collection conduits, be provided with automatic air-valve, in described waste gas collection conduits, be provided with the high-pressure atomization nozzle that spray liquid is fully contacted with waste gas, described low-temperature plasma emission-control equipment is provided with cleaning device.
Wherein, preferably, described gas sampling cover, waste gas collection conduits are made by stainless steel.
Wherein, preferably, described lumber kiln emission-control equipment also comprises lye tank, and described lye tank is fixedly connected with by connecting line with high-pressure atomization nozzle.
Wherein, preferably, described gas sampling cover is set to two, and described waste gas collection conduits is set to herringbone.
Wherein, preferably, described lumber kiln emission-control equipment also comprises high-pressure hydraulic pump, and described high-pressure hydraulic pump is connected by attaching nut with high-pressure atomization nozzle.
Wherein, preferably, described lumber kiln emission-control equipment also comprises: flushing water pump, is provided with ingress pipe between described rinse water delivery side of pump and cleaning device.
(3) beneficial effect
The present invention collects waste gas by gas sampling cover, waste gas collection conduits, then the cooperation of high-pressure atomization nozzle, low-temperature plasma emission-control equipment and the cleaning device by spray liquid is fully contacted with waste gas, evolution waste gas, effectively reduce the stench peculiar smell in tail gas, and the grease in treatment facility, this device can be permanently effective operation, long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
Fig. 1 is the structural representation of one embodiment of the present invention, comprise: the low-temperature plasma emission-control equipment 4 of at least one gas sampling cover 1, waste gas collection conduits 2 and purifying exhaust air, described gas sampling cover 1, waste gas collection conduits 2, low-temperature plasma emission-control equipment 4 successively pipeline connect, between described gas sampling cover 1 and waste gas collection conduits 2, be provided with automatic air-valve 3, in described waste gas collection conduits 2, be provided with and make spray liquid fully contact high-pressure atomization nozzle with waste gas, described low-temperature plasma emission-control equipment 4 is provided with cleaning device.
In order to strengthen described gas sampling cover 1, waste gas collection conduits 2 anti-corrosion capabilities, preferably, described gas sampling cover, waste gas collection conduits are made by stainless steel.
For with waste gas in the neutralization of contained organic acid, to remove the tart flavour in waste gas, preferably, described lumber kiln emission-control equipment also comprises lye tank, described lye tank is fixedly connected with by connecting line with high-pressure atomization nozzle.
In order to improve the efficiency of collection, and simplified structure, preferably, described useless phase collecting hood 1 is set to two, and described waste gas collection conduits 2 is set to herringbone.
For simplified structure, save space, preferably, described lumber kiln emission-control equipment also comprises high-pressure hydraulic pump, described high-pressure hydraulic pump is connected by attaching nut with high-pressure atomization nozzle.
In order to improve cleaning efficiency, preferably, described lumber kiln emission-control equipment also comprises: flushing water pump, is provided with ingress pipe between described rinse water delivery side of pump and cleaning device.
The damp and hot waste gas that drying kiln is discharged is collected by the gas sampling cover 1 that is arranged on exhaust outlet top, and waste gas collection conduits 2 is autonomous upwards to flow, and high-pressure atomization nozzle sprays into alkaline solution, with organic acid neutralization contained in waste gas, to remove the tart flavour in waste gas.Treated waste gas enters low-temperature plasma emission-control equipment 4.In low-temperature plasma emission-control equipment 4, the contaminant molecule in waste gas is decomposed oxidation by the high energy electron of low temperature plasma, ozone, hydroxyl radical free radical and active particle.Because the exhaust outlet of lumber kiln is even number, during a side exhaust, respective side must be air inlet, and therefore a pair of exhaust outlet shares an emission-control equipment and can effectively reduce processing.For preventing that the waste gas of waste gas collection conduits 2 from being sucked air inlet again, in waste gas collection conduits 2, be provided with automatic air-valve 3, close the passage of air inlet side, waste gas all enters low-temperature plasma emission-control equipment, air inlet side can only inhale fresh air, has guaranteed the requirement of producing.Emission-control equipment is after operation a period of time, the grease volatilizing with timber can condense on low-temperature plasma emission-control equipment 4, and therefore the processing electrode of contaminated equipment is provided with cleaning device, the core component electrode of automatically regular spraying-rinsing treating apparatus, the permanently effective operation of assurance equipment.
Above embodiment is only for illustrating the present invention; and be not limitation of the present invention; the those of ordinary skill in relevant technologies field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (6)
1. a lumber kiln emission-control equipment, it is characterized in that, described lumber kiln emission-control equipment comprises: at least one gas sampling cover, waste gas collection conduits, low-temperature plasma emission-control equipment, described gas sampling cover, the low-temperature plasma emission-control equipment of waste gas collection conduits and purifying exhaust air successively pipeline connects, between described gas sampling cover and waste gas collection conduits, be provided with automatic air-valve, in described waste gas collection conduits, be provided with the high-pressure atomization nozzle that spray liquid is fully contacted with waste gas, described low-temperature plasma emission-control equipment is provided with cleaning device.
2. lumber kiln emission-control equipment as claimed in claim 1, is characterized in that, described gas sampling cover, waste gas collection conduits are made by stainless steel.
3. lumber kiln emission-control equipment as claimed in claim 1 or 2, is characterized in that, described lumber kiln emission-control equipment also comprises lye tank, and described lye tank is fixedly connected with by connecting line with high-pressure atomization nozzle.
4. lumber kiln emission-control equipment as claimed in claim 1, is characterized in that, described gas sampling cover is set to two, and described waste gas collection conduits is set to herringbone.
5. lumber kiln emission-control equipment as claimed in claim 1, is characterized in that, described lumber kiln emission-control equipment also comprises high-pressure hydraulic pump, and described high-pressure hydraulic pump is connected by attaching nut with high-pressure atomization nozzle.
6. lumber kiln emission-control equipment as claimed in claim 1, is characterized in that, described lumber kiln emission-control equipment also comprises: flushing water pump, is provided with ingress pipe between described rinse water delivery side of pump and cleaning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012943.6A CN103752152A (en) | 2014-01-13 | 2014-01-13 | Lumber drying kiln waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012943.6A CN103752152A (en) | 2014-01-13 | 2014-01-13 | Lumber drying kiln waste gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103752152A true CN103752152A (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410012943.6A Pending CN103752152A (en) | 2014-01-13 | 2014-01-13 | Lumber drying kiln waste gas treatment device |
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| CN (1) | CN103752152A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104083893A (en) * | 2014-07-23 | 2014-10-08 | 苏州克利亚环保科技有限公司 | Charcoal kiln tail gas treatment device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884868A (en) * | 2009-05-12 | 2010-11-17 | 上海乾瀚环保科技有限公司 | Method and complete equipment for purifying low-temperature plasma industrial waste gas |
| CN203648367U (en) * | 2014-01-13 | 2014-06-18 | 苏州克利亚环保科技有限公司 | Waste gas treatment device of wood drying kiln |
-
2014
- 2014-01-13 CN CN201410012943.6A patent/CN103752152A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884868A (en) * | 2009-05-12 | 2010-11-17 | 上海乾瀚环保科技有限公司 | Method and complete equipment for purifying low-temperature plasma industrial waste gas |
| CN203648367U (en) * | 2014-01-13 | 2014-06-18 | 苏州克利亚环保科技有限公司 | Waste gas treatment device of wood drying kiln |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104083893A (en) * | 2014-07-23 | 2014-10-08 | 苏州克利亚环保科技有限公司 | Charcoal kiln tail gas treatment device |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140430 |