CN203648367U - Waste gas treatment device of wood drying kiln - Google Patents

Waste gas treatment device of wood drying kiln Download PDF

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Publication number
CN203648367U
CN203648367U CN201420016415.3U CN201420016415U CN203648367U CN 203648367 U CN203648367 U CN 203648367U CN 201420016415 U CN201420016415 U CN 201420016415U CN 203648367 U CN203648367 U CN 203648367U
Authority
CN
China
Prior art keywords
waste gas
control equipment
emission
temperature plasma
lumber kiln
Prior art date
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.)
Expired - Fee Related
Application number
CN201420016415.3U
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Chinese (zh)
Inventor
蒋建平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CLEAR ENVIRONMENT TECHNOLOGY SUZHOU Co Ltd
Original Assignee
CLEAR ENVIRONMENT TECHNOLOGY SUZHOU Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CLEAR ENVIRONMENT TECHNOLOGY SUZHOU Co Ltd filed Critical CLEAR ENVIRONMENT TECHNOLOGY SUZHOU Co Ltd
Priority to CN201420016415.3U priority Critical patent/CN203648367U/en
Application granted granted Critical
Publication of CN203648367U publication Critical patent/CN203648367U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a waste gas treatment device of a wood drying kiln, relating to the technical field of waste gas collection and treatment. The waste gas treatment device comprises at least one waste gas collecting cover, a waste gas collecting pipeline and a low-temperature plasma waste gas treatment device used for purifying waste gas, wherein the waste gas collecting cover, the waste gas collecting pipeline and the low-temperature plasma waste gas treatment device are sequentially connected through a pipeline, an automatic air valve is arranged between the waste gas collecting cover and the waste gas collecting pipeline, the waste gas collecting pipeline is internally provided with a high-pressure atomizing nozzle which enables a spraying solution to be in fully contact with the waste gas, and the low-temperature plasma waste gas treatment device is provided with a cleaning device. According to the waste gas treatment device, the waste gas is collected by using the waste gas collecting cover and the waste collecting pipeline, and then is purified by matching of the high-pressure atomizing nozzle which enables the spraying solution to be in fully contact with the waste gas, the low-temperature plasma waste gas treatment device and a cleaning device, thus stink smell in tail gas is effectively reduced, and grease in equipment is treated. The waste gas treatment device is capable of effectively operating for a long time, and long in service life.

Description

A kind of lumber kiln emission-control equipment
Technical field
The utility model relates to gas sampling processing technology field, relates 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%.Be processed into after finished product plank, need to drying to 15% left and right, just can prevent distortion, cracking in using.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, when 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 concentrating discharge 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 exceedes 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.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model 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 cleans the grease condensing in treatment facility, the permanently effective operation of assurance equipment.
(2) technical scheme
In order to address the above problem, the utility model 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 up of 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 utility model is collected 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 a kind of embodiment of the utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
Fig. 1 is the structural representation of a kind of embodiment of the utility model, 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 up of 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 independently upwards flows, 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, when a side exhaust, respective side must be air inlet, and therefore the shared emission-control equipment of a pair of exhaust outlet can effectively reduce processing.For the waste gas that prevents waste gas collection conduits 2 is 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.After emission-control equipment operation a period of time, the grease volatilizing with timber can condense on low-temperature plasma emission-control equipment 4, and the processing electrode of contaminated equipment, is therefore 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 utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that not departing from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model 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 up of 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.
CN201420016415.3U 2014-01-13 2014-01-13 Waste gas treatment device of wood drying kiln Expired - Fee Related CN203648367U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420016415.3U CN203648367U (en) 2014-01-13 2014-01-13 Waste gas treatment device of wood drying kiln

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420016415.3U CN203648367U (en) 2014-01-13 2014-01-13 Waste gas treatment device of wood drying kiln

Publications (1)

Publication Number Publication Date
CN203648367U true CN203648367U (en) 2014-06-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420016415.3U Expired - Fee Related CN203648367U (en) 2014-01-13 2014-01-13 Waste gas treatment device of wood drying kiln

Country Status (1)

Country Link
CN (1) CN203648367U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103752152A (en) * 2014-01-13 2014-04-30 苏州克利亚环保科技有限公司 Lumber drying kiln waste gas treatment device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103752152A (en) * 2014-01-13 2014-04-30 苏州克利亚环保科技有限公司 Lumber drying kiln waste gas treatment device

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140618

Termination date: 20180113

CF01 Termination of patent right due to non-payment of annual fee