CN205517135U - Volatile organic compound collection device - Google Patents
Volatile organic compound collection device Download PDFInfo
- Publication number
- CN205517135U CN205517135U CN201521075178.9U CN201521075178U CN205517135U CN 205517135 U CN205517135 U CN 205517135U CN 201521075178 U CN201521075178 U CN 201521075178U CN 205517135 U CN205517135 U CN 205517135U
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- Prior art keywords
- voc
- water
- water tank
- collection device
- shower nozzle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model discloses a volatile organic compound (VOC) collection device, including the water tank that holds the VOC absorption liquid, gaseous washing pipeline, 1 at least circulating water pump and the many genshui pipe of 1 piece at least VOC. To VOC gas among the current timber heat treatment process without the direct technical problem who causes environmental pollution and harm that discharges of any processing the utility model discloses VOC collection device simple structure, the solution that absorbs VOC can recycle, absorbs repeatedly, and the absorption efficiency is high, and absorbing solution is cyclic utilization in collection device, can realize adsorbing the high -efficient of VOC, has avoided VOC to leak or scatter and disappear again, and the VOC collection efficiency is high.
Description
Technical field
This utility model relates to the collection device of a kind of escaping gas, particularly to a kind of volatile organic compound
The collection device of thing (VOC), belongs to timber processing and energy-conserving and emission-cutting technology field.
Background technology
VOC (Volatile Organic Compounds, VOC) is any energy under normal temperature and pressure
The organic liquid of spontaneous volatilization or solid.Total volatile organic compound (TVOC) is determined by World Health Organization (WHO)
Justice for fusing point less than room temperature and the general name of boiling point VOC between 50-260 DEG C.China is indoor
Air quality standard to the definition of Tvoc for utilizing Tenax Gc or Tenax TA sampling, nonpolar chromatographic column (pole
Sex index is less than 10) it is analyzed, retention time volatile organic compound between normal hexane and hexadecane
Thing.
VOC in atmospheric environment is mainly derived from three aspects: the mushroom alkenes of forest or other Plant emission is waved
Stimulating food;The volatile matter that mankind's activity produces;The secondary pollution produced due to photochemical reaction.
Producing substantial amounts of organic volatile in woodwork production process, a portion derives from timber itself, as dry
The operations such as dry, hot pressing, defibrination, another part derives from adhesive, paint and preservative etc..
Timber is a kind of renewable and environment amenable material, is the most just largely used to building, decoration dress
Repair and Furniture manufacturing.But in recent years, it has been found that timber and goods thereof are producing and during utilization due to release
Various aldehyde materials, benzene-series compound, mushroom alkenes, phenols and various acid, alcohol etc. based on formaldehyde have
Machine volatile matter, affects to environment and human body, causes the highest attention of people.
Timber processing is the leading industry of China's forestry, and product yield increases every year, but the processing of these timber is looked forward to
Industry is being all to discharge being dried or high-temperature hot modification tail gas, these tails without any process in air when producing
Containing substantial amounts of organic volatile in gas, such as aldoketones, resin, fatty acid and mushroom alkene etc..According to otwell
Deng research, Cortex Populi dividianae wood shavings are dried 12h at 160 DEG C, containing methanol 100 μ g/g in the organic volatile of its release,
Valeral 70 μ g/g, hexane 30 μ g/g, formaldehyde 11.3 μ g/g, unknown material 53 μ g/g.And these wood processing enterprises
In the course of processing, these gases of release are directly discharged in air, necessarily factory's ambient atmosphere environment are caused one
Fixed impact.
It addition, the VOC of release can react generation with nitrogen oxides (NOx) under ultraviolet light in the timber course of processing
Ozone and other photochemical oxidation thing, stimulate human respiratory, cause asthma, and upset the photosynthesis of plant.
The most also can interact between organic volatile in timber each composition under certain condition, generate secondary dirty
Dye thing.Therefore, during timber heat modification, discharge and the effectively control of VOC are the most important environmental conservation classes
One of topic, controls total organic volatile and pollutes also to become and improve the important of people's living environment and working environment quality
Task.
Summary of the invention
The purpose of this utility model is straight without any process for VOC gas during existing heat_treated wood
Run in and put the collection device causing the technical problem of environmental pollution and harm to provide a kind of VOC.This utility model
VOC collection device simple in construction, absorb VOC solution can recycle, repeatedly absorb, absorb
Efficiency is high, and absorbent solution recycles in collection device, can achieve the efficient absorption to VOC, again
Avoiding VOC leakage or scatter and disappear, VOC collection efficiency is high.
For realizing the purpose of the present invention, one aspect of the present invention provides a kind of VOC (VOC)
Collection device, including holding the water tank of VOC absorbing liquid, at least 1 VOC (VOC)
Washing pipeline, at least 1 water circulating pump and Duo Gen connecting water pipe, wherein:
The water tank of the described VOC of holding absorbing liquid absorbs the absorbing liquid of VOC for placing;Described VOC washes
Pipeline, for spraying VOC absorbing liquid to the gas containing VOC flowing into water purge passage, absorbs therein
VOC, and VOC absorbing liquid is imported water tank;Described water circulating pump will be for being contained in the VOC in water tank
Absorbing liquid is pumped in described VOC washing pipeline;Described connecting water pipe for by water tank, washing pipeline,
Water circulating pump is connected to each other and carries VOC absorbing liquid.
Wherein, described VOC washing pipeline is erected at the top of water tank, and one end of VOC washing pipeline is immersed in
Under the liquid level of the VOC absorbing liquid held in water tank, form VOC and absorb closed channel;Its other end is
VOC gas access is connected with the conveying pipeline containing VOC gas, and VOC gas is led described VOC
Washing pipeline.
Particularly, the lower end of described VOC washing pipeline is horn-like.
Wherein, the VOC absorbing liquid being immersed in water tank in trumpet-shaped one end of described VOC washing pipeline
Liquid level under.
Particularly, described VOC washing pipeline is fixedly mounted on the top of water tank.
Especially, described VOC washing pipeline welding is on the top of water tank.
Particularly, described VOC washing pipe interior is at least provided with a shower nozzle, in VOC washing pipeline
Injection VOC absorbing liquid, makes VOC absorbing liquid be fully contacted with the gas containing VOC, is used for absorbing gas
In VOC.
Especially, described shower nozzle selects rotary nozzle.
Particularly, the setting height(from bottom) of the shower nozzle that described VOC washing pipe interior is arranged is positioned at the liquid level of water tank
On.
Particularly, described shower nozzle number is set, usually 3-5.
Especially, described shower nozzle is for be vertically arranged from top to bottom.Make VOC absorbing liquid complete with VOC gas
Orientation contacts, and is conducive to fully absorbing VOC.
Particularly, the spacing between adjacent two described shower nozzles is 30-50cm., it is simple to efficient absorption VOC,
It is beneficial to again save the energy, reduces cost absorption.
Wherein, the outlet of the shower nozzle in described VOC washing pipeline and described water circulating pump is by being connected water
The VOC absorbing liquid held in described water tank, to connection, is pumped to the spray in described VOC washing pipeline by pipe
Head.
Particularly, with the connecting water pipe that is connected of shower nozzle in described VOC washing pipeline and with described recirculated water
It is connected with each other by three-way valve or cross valve between the connecting water pipe that the outlet of pump is connected, by water circulating pump pump
The current sent are distributed to, at the shower nozzle in described washing pipeline, spray.
Wherein, the water inlet of described water circulating pump is connected with water tank by connecting water pipe, and its outlet is by even
Water receiving pipe is connected with VOC washing pipeline.
Particularly, the middle and lower part of described water tank offers water outlet of water tank, and outlet passes through connecting water pipe and circulation
The water inlet of water pump connects.
Wherein, described water tank is the container closed.
Particularly, described VOC absorbing liquid selects water or weakly acidic solution, preferably water, is used for absorbing VOC.
The work process of this utility model VOC collection device is as follows: in timber high-temperature hot modifying process,
While the VOC gas produced introduces VOC washing pipeline, ON cycle water pump, by VOC absorbing liquid
From the water tank of bottom, it is pumped to the shower nozzle in VOC washing pipeline, sprinkler moisture film absorbs timber heat and change
The gas containing VOC of release during property, the absorbing liquid being dissolved with VOC flows in water tank, in circulation
Under the effect of pump, constantly circulate, until VOC gas is absorbed completely, stop injection VOC absorbing liquid,
And the liquid in return water tank.
Advantage of the present utility model is embodied in the following aspects:
1, the collection device of VOC of the present utility model can carry out VOC's to any gas containing VOC
Collecting, the VOC in gas especially can be produced in high-temperature heat treatment process by absorbent solution with cyclic absorption
Raw VOC carries out washing, adsorbs, dissolves, it is achieved that the collection of the VOC that timber discharges under the condition of high temperature,
For the detection of timber VOC in heat treatment process and evaluation, reduce and control, collect and established well with utilization
Equipment Foundations.
2, the collection device of VOC of the present utility model can be big according to the flow of the gas flowed in washing pipeline
Little, regulate the injection flow rate of shower nozzle in real time, fully absorb VOC, it is to avoid VOC leakage or lost, VOC receives
Collection efficiency is high.
3, absorbent solution is managed by the water circulating pump in the collection device of VOC of the present utility model at water tank and washing
Road internal circulation flow, uses the mode of circle collection to achieve the efficient absorption to timber VOC, it is to avoid because of
VOC is volatile or the excessive VOC caused of gas flow rate leaks or scatters and disappears, and adsorption rate is up to more than 95%.
4, water circulating pump of the present utility model has frequency control function, frequency and rotating speed and all can realize electrodeless regulation,
Meet the needs of different collection condition to the full extent.
5, this utility model apparatus structure is simple, easy to operate, it is adaptable to various containing VOC gas, especially
It is that timber VOC under VOC release conditions under the conditions of heat treatment absorbs, suitable large-scale promotion application.
Accompanying drawing explanation
Fig. 1 is the schematic front view of this utility model VOC collection device;
Fig. 2 is the side schematic view of this utility model VOC collection device.
Description of reference numerals
1, water tank;2, washing pipeline;3, water circulating pump;4, connecting water pipe;5, shower nozzle;6, water tank goes out
The mouth of a river;7, VOC gas access;8, water;9, the water surface.
Detailed description of the invention
Describe the specific embodiment implementing this utility model VOC collection device, this reality with reference to the accompanying drawings in detail
With novel advantage and feature will be with describe and apparent.But these embodiments are only exemplary, and
Scope of the present utility model is not constituted any restriction.It will be understood by those skilled in the art that without departing from
The details of technical solution of the present invention and form can be modified or replace under the spirit and scope of the present invention, but
These amendments and replacement each fall within protection domain of the present utility model.
As it is shown in figure 1, VOC collection device of the present utility model is by the water tank 1, extremely holding VOC absorbing liquid
Few 1 VOC (VOC) washing 2, at least 1 water circulating pump 3 and Duo Gen of pipeline is even
Water receiving pipe 4 forms, and water tank, washing pipeline, water circulating pump are connected to each other and carry VOC and inhale by connecting water pipe
Receive liquid.
Water tank is for closing container, usually cuboid-type, cylindrical, and in this utility model, water tank is cuboid
Type.Water tank is used for holding and collect VOC absorbing liquid, and lid is arranged at top, can be covered at top, on the one hand can
Prevent from polluting, on the other hand can make gas more good dissolving.
The absorbing liquid for absorbing VOC (adopting water as absorbing liquid in this utility model device) is deposited in water tank 1,
The middle and lower part of water tank is provided with water outlet of water tank 6, and outlet is by the water inlet of connecting water pipe 4 with water circulating pump 3
Being connected, absorb the water of VOC under the drive of water circulating pump 3, the outlet from water tank bottom flows out,
Enter water circulating pump 3 by connecting water pipe 4, i.e. absorb the water of VOC under the effect of water circulating pump, from
After the outlet of water circulating pump flows out, enter VOC by connecting water pipe and wash pipeline, spray in washing pipeline
Watering, absorbs the VOC in gas so that VOC is dissolved in water, falls back in water tank.
VOC washing pipeline 2 is used for the injection VOC absorbing liquid of the gas containing VOC flowing into water purge passage,
Absorb VOC therein, and VOC absorbing liquid is imported water tank;VOC washing pipeline is erected at the upper of water tank
Portion, under the water surface 9 of the water that one end of VOC washing pipeline holds in being immersed in water tank, forms VOC and absorbs
Closed channel;Its other end is that VOC gas access 7 is connected, by VOC with the pipeline of conveying VOC gas
Gas is led described VOC and is washed pipeline.
VOC washing pipeline is cylinder dress, and its one end is immersed under the water surface of water tank, and it is immersed in water tank
One end under the water surface is fixing with in trumpet-shaped parts to be connected in one, and horn can prevent suck-back, and
Increase absorption area;The other end of VOC washing pipeline is VOC entrance, with the pipeline of conveying VOC gas
It is connected, VOC gas is imported VOC collection device of the present utility model;VOC washing pipe interior is extremely
One rotary nozzle 5 is set less, spray water in VOC washing pipeline, it is used for absorbing VOC gas;VOC
The setting height(from bottom) of the shower nozzle 5 of washing pipe interior is positioned on the water surface of water tank, i.e. shower nozzle 5 is positioned at Water in Water Tank
The top in face.
In VOC collection device of the present utility model, VOC (VOC) washing pipeline selects 2
Root, VOC washing pipeline is fixed on above tank lid, with being fixed together of water tank by the form of welding.
Being respectively provided with 3 rotary nozzles in every VOC washing pipeline, the spacing between adjacent two shower nozzles is
30-50cm.Shower nozzle is in addition to rotary nozzle, and other any existing shower nozzles are all applicable to this utility model.
Shower nozzle in this utility model selects rotary nozzle, when water spray in washing pipeline, can arbitrarily angled select,
Multi-faceted absorption VOC, the absorption to VOC is not stayed any dead angle, both can have been fully absorbed VOC, improves
Absorption efficiency, is beneficial to again save the energy, reduces cost absorption.
The shower nozzle of VOC washing pipe interior is connected with water circulating pump outlet by connecting water pipe, by water tank
In water be pumped to shower nozzle by water circulating pump, by sprinkler water, increase VOC absorbing liquid water and VOC
Contact area, be absorbed into VOC washing pipeline in VOC, improve VOC absorption efficiency.
The VOC absorbing liquid that water circulating pump 3 is contained in water tank for pumping;Its water inlet and water tank bottom
Outlet 6 is connected;Its outlet is connected with the shower nozzle in VOC washing pipeline.
The water inlet of water circulating pump is connected with water tank by connecting water pipe, its outlet by connecting water pipe with
VOC washing pipeline is connected.Absorbing liquid (adopting water as absorbing liquid in this utility model device) in water tank
From water tank bottom outlet through water pump under the effect of water circulating pump, it is pumped to wash the shower nozzle of pipe interior,
After shower nozzle is sprayed water, it is sufficiently mixed with the gas containing VOC in washing pipeline, absorbs and collect VOC,
Extremely wash in pipeline through water pump pumps again after falling back to water tank, absorb and collect VOC, so moving in circles,
Repeatedly collect VOC.
The water flowed out from water circulating pump outlet is through the water conservancy diversion of connecting water pipe, and height delivered to by the water pump that will be located in bottom
Place, then will even through at least one three-way valve being arranged on connecting water pipe or cross valve (not indicating in accompanying drawing)
Moisture in water receiving pipe flow to wash the shower nozzle of pipeline, and water drops down onto water further along washing back of pipeline after flowing through jet
Case.Shower nozzle spray current, VOC can not only be absorbed, moreover it is possible to by timber high-temperature heat treatment discharge containing VOC
Mixed gas cool, be dissolved in absorbing liquid, water solublity, acidic volatile Organic substance are absorbed by liquid absorption
The most soluble in water.
The VOC absorbing liquid held in water tank of the present utility model selects water or weakly acidic solution, generally
Select water.
Embodiment 1
As shown in Figure 1, 2, the VOC collection device of the present embodiment is by the one-tenth cuboid-type resting on the ground or just
1,2 lower ends of the water tank of cube type be horn-like, internal be installed with respectively 3 rotary nozzles 5 and
VOC washing 2,1 the water circulating pump 3 and Duo Gen connecting water pipe 4 of pipeline being parallel to each other and 3 cross valves
(not indicating in accompanying drawing) forms, and wherein, holds water in water tank, is used for absorbing VOC;2 VOC washings
Pipeline is erected at water tank upper and is parallel to each other, and is welded on water tank upper, perpendicular with the water surface in water tank.
VOC washing pipeline be immersed under the water surface of water tank in trumpet-shaped lower end, they are internal hard-wired 3 years old
The setting height(from bottom) of individual rotary nozzle is above the water surface of water tank, i.e. rotary nozzle and is positioned on the water surface, adjacent two
30-50cm (preferably 40cm) it is spaced between rotary nozzle.The bottom of water tank offers water outlet of water tank 6,
Water outlet of water tank is connected with the water inlet of water circulating pump by connecting water pipe 4, the outlet of water circulating pump and company
Water receiving pipe is connected, and is delivered to by the water pump in water tank at the shower nozzle in VOC washing pipeline.Pump out with recirculated water
The water pipe that the mouth of a river is connected passes through 3 cross valves by water stream to the rotation being positioned at VOC washing pipe interior
Shower nozzle, sprays, and the current after injection drop down onto in water tank further along washing back of pipeline.Water in water tank is following
Under the effect of ring water pump, repeatedly spray in washing pipeline, enter washing pipeline through VOC gas access 7
The interior VOC in gas is absorbed by water liquid.
In detailed description of the invention of the present utility model, the shower nozzle in VOC washing pipeline the most generally arranges 3
Individual rotation sprayer, except, in addition to installing 3 shower nozzles in washing pipeline, other are at least pacified in this utility model
Fill 1 or more than one shower nozzle is all applicable to this utility model.
The work process of 1,2 detailed description this utility model VOC collection devices below in conjunction with the accompanying drawings.
By the VOC entrance 7 of washing pipeline 2 of the present utility model and the device producing the gas containing VOC
(not indicating in accompanying drawing) connects, and the gas containing VOC sends into this practicality continuously along washing pipeline
Inside novel device, ON cycle water pump, the water in water tank is constantly pumped to the shower nozzle of eminence (i.e. from lower
Rotary nozzle in washing pipeline), shower nozzle jet water course from top to bottom, current fill with the gas containing VOC
Tap is touched, and absorbs VOC therein, absorbs the current after VOC and falls after rise to water tank further along washing conduit
In, contact with the gas containing VOC through repeated multiple times, absorb VOC therein, until VOC enters
Mouth no longer has VOC to enter, and i.e. completes the collection of VOC, finally the VOC liquid collected be can be used for work
Industry or the application of agricultural.
Claims (8)
1. a VOC collection device, it is characterized in that: include holding the water tank (1) of VOC absorbing liquid, at least 1 VOC washing pipeline (2), at least 1 water circulating pump (3) and many connecting water pipes (4), wherein, described VOC washing pipeline is erected at the top of water tank, under the liquid level of the VOC absorbing liquid that one end of VOC washing pipeline holds in being immersed in water tank, form VOC and absorb closed channel;The pipeline of the gas that its other end is VOC gas access (7) and conveying contains VOC is connected, and the VOC described in the importing of VOC gas is washed pipeline.
2. VOC collection device as claimed in claim 1, it is characterized in that, described VOC washing pipe interior is at least provided with a shower nozzle (5), VOC absorbing liquid is sprayed in VOC washing pipeline, VOC absorbing liquid is made to be fully contacted with the gas containing VOC, for absorbing the VOC in gas.
3. VOC collection device as claimed in claim 2, is characterized in that, described shower nozzle selects rotary nozzle.
4. VOC collection device as claimed in claim 2, is characterized in that, the setting height(from bottom) of the shower nozzle that described VOC washing pipe interior is arranged is positioned on the liquid level of water tank.
5. VOC collection device as claimed in claim 2, is characterized in that, the described shower nozzle in VOC washing pipeline is connected by water pipe with the outlet of described water circulating pump, and the VOC absorbing liquid held in described water tank is pumped to described shower nozzle.
6. VOC collection device as claimed in claim 5, it is characterized in that, connect and be connected with each other by three-way valve or cross valve between water pipe and the water pipe of the outlet being connected described water circulating pump of the shower nozzle in described VOC washing pipeline, it is distributed to, at the shower nozzle in described washing pipeline, spray by the current that water circulating pump pumps.
7. VOC collection device as claimed in claim 1 or 2, is characterized in that, the water inlet of described water circulating pump is connected with water tank by water pipe, and its outlet is connected with VOC washing pipeline by water pipe.
8. VOC collection device as claimed in claim 1 or 2, is characterized in that, the middle and lower part of described water tank offers water outlet of water tank (6), and outlet is connected with the water inlet of water circulating pump 3 by water pipe (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201521075178.9U CN205517135U (en) | 2015-12-22 | 2015-12-22 | Volatile organic compound collection device |
Applications Claiming Priority (1)
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CN201521075178.9U CN205517135U (en) | 2015-12-22 | 2015-12-22 | Volatile organic compound collection device |
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CN205517135U true CN205517135U (en) | 2016-08-31 |
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ID=56763032
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CN201521075178.9U Expired - Fee Related CN205517135U (en) | 2015-12-22 | 2015-12-22 | Volatile organic compound collection device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110198659A (en) * | 2017-01-23 | 2019-09-03 | 皇家飞利浦有限公司 | Alignment for the breath sample data that database compares |
CN115326997A (en) * | 2022-09-13 | 2022-11-11 | 广州禾信仪器股份有限公司 | Double-channel chromatographic detector and organic pollutant detection method |
-
2015
- 2015-12-22 CN CN201521075178.9U patent/CN205517135U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110198659A (en) * | 2017-01-23 | 2019-09-03 | 皇家飞利浦有限公司 | Alignment for the breath sample data that database compares |
CN115326997A (en) * | 2022-09-13 | 2022-11-11 | 广州禾信仪器股份有限公司 | Double-channel chromatographic detector and organic pollutant detection method |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20201222 |