CN109107333A - A kind of activated carbon fiber electrothermal desorption structure - Google Patents
A kind of activated carbon fiber electrothermal desorption structure Download PDFInfo
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- CN109107333A CN109107333A CN201811304011.3A CN201811304011A CN109107333A CN 109107333 A CN109107333 A CN 109107333A CN 201811304011 A CN201811304011 A CN 201811304011A CN 109107333 A CN109107333 A CN 109107333A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/40096—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating by using electrical resistance heating
Abstract
The present invention relates to a kind of activated carbon fiber electrothermal desorption structures, including the electrode mechanism being laminated by activated carbon fiber cloth on the activated carbon fiber bed formed and a pair of of side end face that the activated carbon fiber bed is arranged in, the electrode mechanism includes that connector is drawn coated in conducting resinl area, the conductive metal body for being arranged in the conducting resinl area or being arranged on conducting resinl area surface and the electrode being connected with the conductive metal body on the activated carbon fiber cloth end, and the conducting resinl area is in activated carbon fiber cloth end coated conducting resinl curing molding.Electrode mechanism function admirable in the present invention, the distribution of activated carbon fiber bed temperature is more uniform, and electrode anti-aging property is excellent, and the service life is long.
Description
Technical field
The present invention relates to field of gas purification to be suitable for work more particularly to a kind of activated carbon fiber electrothermal desorption structure
Industry VOCs waste gas purification and recycling apply also for VOCs and the purification of other toxic and harmful gas in room air.
Background technique
Activated carbon fiber (ACF) is the high-efficiency activated adsorbent material of a new generation and environment-friendly function material, is the update of active carbon
Regeneration product.Adsorbent equipment can be made to minimize using activated carbon fiber, adsorption layer is thin layer, and absorption leakage loss is small, high-efficient, energy conservation
Economy can complete the work that granular activated carbon cannot achieve, and be that other types of activated carbon fiber is incomparable and property
Active adsorbing material and environment-friendly engineering material that can be transcendent.Activated carbon fiber is fine with natural fiber or artificial organic chemistry
Dimension is made by carbonization, and main ingredient is made of carbon atom.The shape that carbon atom is mainly folded with similar graphite microcrystal piece, newborn layer heap
Formula exists.Another noticeable structure of ACF is with flourishing specific surface area, micropore diameter abundant.General activated carbon fiber
(ACF) specific surface area is up to 1000~1600m2/ g, micro pore volume are up to 90%, and micropore size is 10~40A.
But activated carbon fiber can only temporarily adsorb pollutant, since there are adsorption saturation states for adsorbent, reach saturation
The adsorbent of state no longer adsorbs pollutant.Activated carbon fiber regeneration refers to either physically or chemically not destroying active carbon
Or under the premise of activated carbon fiber original structure, the adsorbate being adsorbed on active carbon or activated carbon fiber is removed, it is extensive
Its multiple absorption property, to achieve the purpose that reuse.According to existing technology, regeneration is typically all preferred high at present
The advantages of temperature heating method of reproduction, high-temperature heating method of reproduction, is that it can decompose many kinds of substance in regenerative process, and regenerative environ-ment is good
It is good, to become main regeneration method.Also in two kinds of situation, one kind is directly using hot to the high-temperature heating method of reproduction of mainstream at present
Air desorption, energy consumption is high, requires device structure also high；Another kind is directly to regard activated carbon fiber itself as thermal resistance,
It is powered so that activated carbon fiber self-heating realizes desorption.
In activated carbon fiber electro-thermal regeneration, it is attached in bed end face that direct-electrifying usually requires activated carbon fiber fever
It is powered on pole.But activated carbon fiber is flexible material, easily-deformable, there are contact resistances between electrode and activated carbon fiber, and live
Property carbon fiber end face can not it is substantially flat, electrode can not be completely attached to activated carbon fiber end face, cause localized contact resistance
It is excessive.
And another feasible mode is to pass through surface treatment (such as evaporation deposition method, thermal spraying in activated carbon fiber end face
The modes such as method, electroless plating method or ion plating method) attachment certain thickness metal coating, and then form electrode.But in active carbon fiber
Tie up end face formed metal coating cost it is extremely high, not only technique is extremely complex, need specific professional equipment (such as PVD equipment,
CVD equipment), and cost is very high.So the production capacity of regeneration activity carbon fiber is seriously limited using the above method, and by
Application field and direction are also seriously limited in high costs.
Summary of the invention
The purpose of the present invention is to propose to a kind of activated carbon fiber electrothermal desorption structure, by simple structure and technique,
The regeneration production capacity for improving activated carbon fiber, reduces the regeneration cost of activated carbon fiber, to expand the application field of activated carbon fiber.
To achieve the above object, the present invention provides a kind of activated carbon fiber electrothermal desorption structures, including by active carbon fiber
The electrode that Wei Bu is laminated the activated carbon fiber bed to be formed and is arranged on a pair of of side end face of the activated carbon fiber bed
Mechanism, the electrode mechanism include the conducting resinl area being coated on the activated carbon fiber cloth end, are arranged in the conducting resinl
In area or the conductive metal body being arranged on conducting resinl area surface and the electrode being connected with the conductive metal body are drawn
Connector, the conducting resinl area are in activated carbon fiber cloth end coated conducting resinl curing molding.
Preferably, the activated carbon fiber cloth is braiding or non-woven acf layer.
Preferably, the material of the conductive metal body is copper, silver, lead, gold, tin, cadmium, nickel, iron, platinum simple substance or its conjunction
One of gold.
Preferably, the form of the conductive metal body is metal foil.
Preferably, the form of the conductive metal body is metal bar, wire or metal block.
Preferably, the conducting resinl area is formed by conductive glue, and the conducting resinl is at least silver base conductive glue, auri is led
Electric glue, copper-based conducting resinl or graphite based conducting glue.
Preferably, the volume resistivity in the conducting resinl area is less than 10-2Ω cm, the high temperature resistant temperature in the conducting resinl area
Greater than 100 DEG C.
Preferably, the two sides of each floor activated carbon fiber cloth end of stacking is coated with the conducting resinl area, metal foil
The conductive metal body cladding of form is pressed together on conducting resinl area outer side surface.
Preferably, the two sides of each floor activated carbon fiber cloth end of stacking is coated with the conducting resinl area, and adjacent two
The conductive metal body for being bonded with metal foil form is filled between layer activated carbon fiber cloth.
Preferably, the conductive metal of metal foil form is bonded on the outer surface of the activated carbon fiber cloth end
Body.
Preferably, the two sides of each floor activated carbon fiber cloth end of stacking is coated with the conducting resinl area, the work
Property carbon cloth in interval be bonded with the conductive metal body of metal foil form.
Preferably, the two sides of each floor activated carbon fiber cloth end of stacking is coated with the conducting resinl area, the work
The conductive metal body of metal foil form is bonded on the outer surface of property carbon cloth end.
Preferably, the two sides of each floor activated carbon fiber cloth end of stacking is coated with the conducting resinl area, described to lead
Electric metal body is embedded in inside the conducting resinl area.
Preferably, when the conducting resinl is graphite based conducting glue, the conducting resinl area is formed using baking and curing, drying
Temperature is 60~100 DEG C, and drying time is 30~150min.
Preferably, the width in the conducting resinl area is 0.5~2cm.
Based on the above-mentioned technical proposal, the invention has the advantages that
Activated carbon fiber electrothermal desorption structure of the invention eliminates the contact resistance between electrode and bed end face, in big electricity
When stream passes through electrode, electrode heat production is extremely low, long service life；And it ensure that activated carbon fiber bed face material and electrode are complete
Full connected, electric current contact one end by fabric itself and electrode and flow directly into the other end, avoid conducting generation between layers and connect
Hot-spot phenomenon at contact, so that temperature is evenly distributed on entire bed, temperature gradient is smaller.Due to bed internal current
It is evenly distributed, synchronous consistent heat generation inside and outside bed, organic matter desorption is clean thorough, high-efficient, favorable regeneration effect is desorbed, so that living
Property carbon fibre material can keep good absorption property for a long time.
The present invention draws connector (such as plain conductor, hard contact) by electrode and connect with conductive metal body, avoids
Activated carbon fiber and metal electrode are directly connected to insecure situation, increase the firmness and reliability of electrode application.Meanwhile
It is formed between conductive metal body and activated carbon fiber by conducting resinl and is uniformly connected, avoided traditional approach and need to active carbon fiber
Dimension carries out the step of metalized, reduces technology difficulty, reduces the regeneration cost of activated carbon fiber, be greatly enriched
The application field of activated carbon fiber.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is activated carbon fiber electrothermal desorption structure schematic top plan view；
Fig. 2 is activated carbon fiber electrothermal desorption structure schematic side view；
Fig. 3 is activated carbon fiber electrothermal desorption structure electrical property figure；
Fig. 4 is activated carbon fiber electrothermal desorption structure temperature measuring point distribution map；
Fig. 5 is activated carbon fiber electrothermal desorption structure temperature measuring point distribution map；
Fig. 6 is activated carbon fiber electrothermal desorption structure ageing properties figure.
Specific embodiment
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Embodiment 1
The present invention provides a kind of activated carbon fiber electrothermal desorption structures, and this hair is shown as shown in Fig. 1~Fig. 6
A kind of bright preferred embodiments.The present invention improves the regeneration production capacity of activated carbon fiber by simple structure and technique, drop
The regeneration cost of low activity carbon fiber, to expand the application field of activated carbon fiber.
As shown in Figure 1 and Figure 2, the activated carbon fiber electrothermal desorption structure includes being formed by the stacking of activated carbon fiber cloth 2
Activated carbon fiber bed and the electrode mechanism being arranged on a pair of of side end face of the activated carbon fiber bed, the electrode machine
Structure includes the conducting resinl area 1 being coated on 2 end of activated carbon fiber cloth, setting in the conducting resinl area 1 or setting exists
Conductive metal body 4 on 1 surface of conducting resinl area and the electrode being connected with the conductive metal body 4 draw connector 3, described
Conducting resinl area 1 is in 2 end coated conducting resinl curing molding of activated carbon fiber cloth.
Preferably, the activated carbon fiber cloth 2 is braiding or non-woven acf layer.Since electrode mechanism is arranged
In carbon fiber bed end, carbon fiber bed is formed using the stacking of activated carbon fiber cloth 2, it requires that carbon fiber needs are woven into
Layer structure, such as common activated carbon eyelet fabric.The non-woven form such as activated carbon fiber cloth 2 or activated carbon-fiber felt, equally
It is that layer structure is suitable for making electrode in non-laminated wheat flour.
The conductive metal body 4 is common conductive material.Preferably, the material of the conductive metal body 4 be copper,
One of silver, lead, gold, tin, cadmium, nickel, iron, platinum simple substance or its alloy.Preferably, the form of the conductive metal body 4
For metal foil, metal bar, wire or metal block.Since activated carbon fiber bed is multilayered structure, can be made using metal foil
Activated carbon fiber bed end it is approximate with the height at middle part, farthest reduce end with centre difference in height, be conducive to
The Standard of the fiber filter of activated carbon in use.And the conductive metal of metal bar, wire or metal block form
Body 4 is then capable of increasing the binding force between conductive metal body 4 and conducting resinl area 1, so that electrode mechanism is more secured.
Further, the conducting resinl area 1 is formed by conductive glue, and the conducting resinl is at least silver base conductive glue, auri
Conducting resinl, copper-based conducting resinl or graphite based conducting glue.
Preferably due to which electrode mechanism will meet the fever requirement of high current, the volume resistivity in the conducting resinl area 1 is small
In 10-2Ω·cm.Simultaneously as activated carbon fiber electrothermal desorption structure needs to carry out desorption by heating, to guarantee electrode mechanism just
The high temperature resistant temperature of often work, the conducting resinl area 1 is greater than 100 DEG C.Preferably, the width in the conducting resinl area 1 be 0.5~
2cm can either guarantee the binding force between conducting resinl area 1 and conductive metal body 4, and enable to contact resistance in preferable model
It encloses, while also making the damage control of activated carbon fiber bed in lesser range.
The conducting resinl is a kind of adhesive solidified or have certain electric conductivity after dry.Conducting resinl be it is a kind of solidification or
With the adhesive of certain electric conductivity after drying, it is usually mainly to form with matrix resin and conductive filler, that is, conducting particles
Ingredient is combined together conducting particles by the bonding effect of matrix resin, forms conductive path, and leading for material is glued in realization
Electrical connection.Since contacting with each other between conducting particles to form conductive path, keep conducting resinl conductive, it is interparticle in glue-line
Steady contact is as caused by conductive adhesive curing or drying.
For conducting resinl before solidification or drying, conducting particles is existing for separation, not connect continuously each other in adhesive
Touching, thus it is in state of insulation.After conductive adhesive curing or drying, gluing is caused due to the volatilization of solvent and the solidification of adhesive
The contraction of agent volume, making conducting particles each other is in stable continuous state, thus shows electric conductivity.It is conductive in the present invention
Glue uses naturally dry or drying.Preferably, when the conducting resinl is graphite based conducting glue, the conducting resinl area 1 is using baking
Dry curing molding.Due to graphite based conducting glue naturally dry it is difficult to ensure that intensity after solidifying, solidification are needed in certain temperature
Lower progress.Preferably, drying temperature is 60~100 DEG C, and drying time is 30~150min, not only can guarantee solidification intensity, but also energy
Reduce the mass loss and micropore loss of activated carbon fiber at high temperature.
The present invention draws connector (such as plain conductor, hard contact) by electrode and connect with conductive metal body, avoids
Activated carbon fiber and metal electrode are directly connected to insecure situation, increase the firmness and reliability of electrode application.Pass through
Electrode draws connector, can be powered to activated carbon fiber bed, and activated carbon fiber bed is real as thermal resistance itself heat production
Existing desorption and regeneration.
Meanwhile being formed between conductive metal body and activated carbon fiber by conducting resinl and uniformly being connected, avoid traditional approach
The step of metalized is carried out to activated carbon fiber is needed, technology difficulty is reduced, reduces the regeneration of activated carbon fiber
This, is greatly enriched the application field of activated carbon fiber.
Preferably, the electrode mechanism in the present invention has diversified forms structure.In the present embodiment, in each layer of stacking
The two sides of 2 end of activated carbon fiber cloth is coated with the conducting resinl area 1, and the conductive metal body 4 of metal foil form coats pressing
In 1 outer side surface of conducting resinl area, then connector 3 is drawn with composite electrode and forms electrode mechanism.
The present invention draws connector (such as plain conductor, hard contact) by electrode and connect with conductive metal body, avoids
Activated carbon fiber and metal electrode are directly connected to insecure situation, increase the firmness and reliability of electrode application.Pass through
Electrode draws connector, can be powered to activated carbon fiber bed, and activated carbon fiber bed is real as thermal resistance itself heat production
Existing desorption and regeneration.
Meanwhile being formed between conductive metal body and activated carbon fiber by conducting resinl and uniformly being connected, avoid traditional approach
The step of metalized is carried out to activated carbon fiber is needed, technology difficulty is reduced, reduces the regeneration of activated carbon fiber
This, is greatly enriched the application field of activated carbon fiber.
Activated carbon fiber electrothermal desorption structure in the present embodiment is powered, electric property test is carried out.As shown in figure 3,
In entire temperature-rise period, heating curve is very smooth, electrode mechanism function admirable.
As shown in figure 4, laying six temperature measuring points of B, E, F, G, H, I to activated carbon fiber bed, energization heats up.Activity
The temperature lift-down curve of carbon fiber bed is as shown in figure 5, the electrode mechanism in through the invention heats up, activated carbon fiber bed
Temperature Distribution is more uniform, and maximum temperature is differed with minimum temperature is no more than 10 DEG C, and electrode mechanism of the invention can guarantee to live
Property carbon fiber bed desorption temperature uniformity, electric current contacts one end by fabric itself and electrode and flows directly into the other end, keep away
Exempt to conduct between layers and generates hot-spot phenomenon at contact point, so that temperature is evenly distributed on entire bed, temperature ladder
It spends smaller.
Further, heating and cooling circulation is carried out to activated carbon fiber electrothermal desorption structure, carries out degradation, as shown in fig. 6,
Regeneration desorption is sent out using activated carbon fiber using itself as galvanic couple, electrode mechanism is feasible, safe, and electrode anti-aging property is excellent
Good, with the variation of desorption number, the performance change of itself is stablized.In 280 heating and cooling circulation, activated carbon fiber bed is total
Body keeps stablizing, and electrode appearance is unchanged, and activated carbon fiber electrothermal desorption structural behaviour change rate is small, in 280 adsorption/desorptions
For performance change less than 15%, the service life is long in recycling.
Activated carbon fiber electrothermal desorption structure of the invention eliminates the contact resistance between electrode and bed end face, in big electricity
When stream passes through electrode, electrode heat production is extremely low, long service life；And it ensure that activated carbon fiber bed face material and electrode are complete
Full connected, electric current contact one end by fabric itself and electrode and flow directly into the other end, avoid conducting generation between layers and connect
Hot-spot phenomenon at contact, so that temperature is evenly distributed on entire bed, temperature gradient is smaller.Due to bed internal current
It is evenly distributed, synchronous consistent heat generation inside and outside bed, organic matter desorption is clean thorough, high-efficient, favorable regeneration effect is desorbed, so that living
Property carbon fibre material can keep good absorption property for a long time.
Embodiment 2
The present embodiment difference from example 1 is that: the structure type of electrode mechanism is not identical.In the present embodiment
In, the two sides of each 2 end of floor activated carbon fiber cloth of stacking is coated with the conducting resinl area 1, adjacent two layers activity carbon fiber
The conductive metal body 4 for being bonded with metal foil form, and the appearance of 2 end of the activated carbon fiber cloth are filled between dimension cloth 2
It is bonded with the conductive metal body 4 of metal foil form on face, then draws connector 3 with composite electrode and forms electrode mechanism.
Activated carbon fiber electrothermal desorption structure in the present embodiment is powered, electric property test is carried out.Entirely heating up
In the process, heating curve is very smooth, electrode mechanism function admirable.Activated carbon fiber bed temperature is distributed more uniform, electrode
Anti-aging property is excellent, and the service life is long.
Embodiment 3
The present embodiment difference from example 1 is that: the structure type of electrode mechanism is not identical.In the present embodiment
In, the two sides of each 2 end of floor activated carbon fiber cloth of stacking is coated with the conducting resinl area 1, the activated carbon fiber cloth 2
It is interior to be spaced the conductive metal body 4 for being bonded with metal foil form, then draw connector 3 with composite electrode and form electrode mechanism.
Activated carbon fiber electrothermal desorption structure in the present embodiment is powered, electric property test is carried out.Entirely heating up
In the process, heating curve is very smooth, electrode mechanism function admirable.Activated carbon fiber bed temperature is distributed more uniform, electrode
Anti-aging property is excellent, and the service life is long.
Embodiment 4
The present embodiment difference from example 1 is that: the structure type of electrode mechanism is not identical.In the present embodiment
In, the two sides of each 2 end of floor activated carbon fiber cloth of stacking is coated with the conducting resinl area 1, the activated carbon fiber cloth 2
It is bonded with the conductive metal body 4 of metal foil form on the outer surface of end, then draws connector 3 with composite electrode and forms electrode machine
Structure.
Activated carbon fiber electrothermal desorption structure in the present embodiment is powered, electric property test is carried out.Entirely heating up
In the process, heating curve is very smooth, electrode mechanism function admirable.Activated carbon fiber bed temperature is distributed more uniform, electrode
Anti-aging property is excellent, and the service life is long.
Embodiment 5
The present embodiment difference from example 1 is that: the structure type of electrode mechanism is not identical.In the present embodiment
In, the two sides of each 2 end of floor activated carbon fiber cloth of stacking is coated with the conducting resinl area 1, and the conductive metal body 4 buries
It is located inside the conducting resinl area 1, then draws connector 3 with composite electrode and form electrode mechanism.
Activated carbon fiber electrothermal desorption structure in the present embodiment is powered, electric property test is carried out.Entirely heating up
In the process, heating curve is very smooth, electrode mechanism function admirable.Activated carbon fiber bed temperature is distributed more uniform, electrode
Anti-aging property is excellent, and the service life is long.
It should be noted that: the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；Although ginseng
According to preferred embodiment, invention is explained in detail, it should be understood by those ordinary skilled in the art that: still can be with
It modifies to a specific embodiment of the invention or some technical features can be equivalently replaced；Without departing from skill of the present invention
The spirit of art scheme should all cover within the scope of the technical scheme claimed by the invention.
Claims (15)
1. a kind of activated carbon fiber electrothermal desorption structure, including the activated carbon fiber bed formed is laminated by activated carbon fiber cloth (2)
Layer and the electrode mechanism being arranged on a pair of of side end face of the activated carbon fiber bed, it is characterised in that: the electrode machine
Structure include coated on the activated carbon fiber cloth (2) end conducting resinl area (1), setting in the conducting resinl area (1) or
The electrode that the conductive metal body (4) on conducting resinl area (1) surface is arranged and is connected with the conductive metal body (4) draws
Connector (3) out, the conducting resinl area (1) are in activated carbon fiber cloth (2) end coated conducting resinl curing molding.
2. activated carbon fiber electrothermal desorption structure according to claim 1, it is characterised in that: the activated carbon fiber cloth
It (2) is braiding or non-woven acf layer.
3. activated carbon fiber electrothermal desorption structure according to claim 1, it is characterised in that: the conductive metal body (4)
Material be one of copper, silver, lead, gold, tin, cadmium, nickel, iron, platinum simple substance or its alloy.
4. activated carbon fiber electrothermal desorption structure according to claim 1, it is characterised in that: the conductive metal body (4)
Form be metal foil.
5. activated carbon fiber electrothermal desorption structure according to claim 1, it is characterised in that: the conductive metal body (4)
Form be metal bar, wire or metal block.
6. activated carbon fiber electrothermal desorption structure according to claim 1, it is characterised in that: the conducting resinl area (1) by
Conductive glue is formed, and the conducting resinl is at least silver base conductive glue, auri conducting resinl, copper-based conducting resinl or graphite based conducting
Glue.
7. activated carbon fiber electrothermal desorption structure according to claim 1, it is characterised in that: the conducting resinl area (1)
Volume resistivity is less than 10-2The high temperature resistant temperature of Ω cm, the conducting resinl area (1) are greater than 100 DEG C.
8. activated carbon fiber electrothermal desorption structure according to claim 4, it is characterised in that: each layer of activated carbon of stacking
The two sides of fiber cloth (2) end is coated with the conducting resinl area (1), and the conductive metal body (4) of metal foil form coats pressing
In conducting resinl area (1) outer side surface.
9. activated carbon fiber electrothermal desorption structure according to claim 4, it is characterised in that: each layer of activated carbon of stacking
The two sides of fiber cloth (2) end is coated with the conducting resinl area (1), and adjacent two layers activated carbon fiber cloth is filled between (2)
It is bonded with the conductive metal body (4) of metal foil form.
10. activated carbon fiber electrothermal desorption structure according to claim 9, it is characterised in that: the activated carbon fiber cloth
(2) the conductive metal body (4) of metal foil form is bonded on the outer surface of end.
11. activated carbon fiber electrothermal desorption structure according to claim 4, it is characterised in that: each layer of activity of stacking
The two sides of carbon cloth (2) end is coated with the conducting resinl area (1), and interval is bonded in the activated carbon fiber cloth (2)
The conductive metal body (4) of metal foil form.
12. activated carbon fiber electrothermal desorption structure according to claim 4, it is characterised in that: each layer of activity of stacking
The two sides of carbon cloth (2) end is coated with the conducting resinl area (1), the outer surface of activated carbon fiber cloth (2) end
On be bonded with the conductive metal body (4) of metal foil form.
13. activated carbon fiber electrothermal desorption structure according to claim 4 or 5, it is characterised in that: each layer of work of stacking
Property carbon cloth (2) end two sides be coated with the conducting resinl area (1), the conductive metal body (4) is embedded in described lead
The area electricity Jiao (1) is internal.
14. activated carbon fiber electrothermal desorption structure according to claim 6, it is characterised in that: when the conducting resinl is stone
When black base conducting resinl, the conducting resinl area (1) is formed using baking and curing, and drying temperature is 60~100 DEG C, drying time 30
~150min.
15. activated carbon fiber electrothermal desorption structure according to claim 1, it is characterised in that: the conducting resinl area (1)
Width is 0.5~2cm.
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| CN107081038A (en) * | 2016-02-15 | 2017-08-22 | 硅石技术有限公司 | Apparatus and method for handling the gas for being loaded with harmful substance |
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