CN218485578U - Parallel organic waste gas treatment device - Google Patents
Parallel organic waste gas treatment device Download PDFInfo
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- CN218485578U CN218485578U CN202222712833.3U CN202222712833U CN218485578U CN 218485578 U CN218485578 U CN 218485578U CN 202222712833 U CN202222712833 U CN 202222712833U CN 218485578 U CN218485578 U CN 218485578U
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Abstract
The utility model provides a parallel organic waste gas treatment device, including two at least adsorption tanks, the waste gas pipeline and the steam conduit of sharing, two adsorption tank middle part packings have the absorbent macroporous resin layer of penetrable, and waste gas entry, steam inlet and exhaust outlet, steam outlet have been seted up respectively to the macroporous resin layer both sides of adsorption tank, and the waste gas entry and the exhaust outlet parallel access waste gas pipeline of two adsorption tanks, the steam inlet and the steam outlet parallel access steam conduit of two adsorption tanks. At least two adsorption tanks parallelly connected access exhaust gas pipeline and steam conduit can set up a plurality of adsorption tanks according to the waste gas amount of wind, selects the adsorption tank work of corresponding quantity when specifically handling, and the flexible operation is convenient controllable, when handling big amount of wind organic waste gas, has both avoided too big wind speed to cause resin friction through the macroporous resin layer, and obtains longer dwell time and improves adsorption efficiency. The parallel structure can prevent the working operation of the whole equipment from being influenced when a single adsorption tank fails.
Description
Technical Field
The utility model relates to a waste gas treatment device technical field, especially a parallel organic waste gas treatment device.
Background
The adsorption technology, the catalytic combustion technology and the thermal incineration technology are relatively traditional organic waste gas treatment technologies and are also the most widely applied VOCs waste gas treatment technologies at present. The absorption technology has the defects of secondary pollution, poor safety and the like, and is rarely used in organic waste gas treatment at present. The condensation technology is only meaningful when directly used under the condition of extremely high concentration of VOCs waste gas, and is usually used as an auxiliary means such as an adsorption technology or a catalytic combustion technology. Biotechnology, plasma technology, photocatalytic oxidation and membrane separation technology are not mature in the prior art and are not applied in a large amount. The photocatalysis technology and the membrane separation technology are not yet practically applied to the treatment of organic waste gas with large air quantity.
At present, different treatment processes are often selected for organic waste gas treatment to be combined, so that the treatment efficiency of the VOCs is improved. However, chlorinated hydrocarbons VOCs (such as methylene chloride, dichloroethane, chloroform, chlorobenzene, etc.) are not easily treated by incineration, but generally can be treated only by adsorption. However, for the treatment of organic polluted gas with large air volume, the adsorption waste gas treatment equipment cannot be arbitrarily increased in a limited space, and the flow velocity of the inner section of the equipment is too large, so that the existing adsorption waste gas treatment equipment is difficult to treat the organic polluted gas with large air volume.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure, convenient operation, can be used to handle the gaseous pollutants of the big amount of wind and equipment take up an area of the space little, the higher parallel organic waste gas treatment device of adsorption efficiency.
The utility model discloses a realize above-mentioned purpose like this:
the utility model provides a parallel organic waste gas processing apparatus, includes two at least adsorption tanks, the waste gas pipeline and the steam conduit of sharing, two adsorption tank middle part packings have the absorptive macroporous resin layer of penetrable, waste gas entry, steam inlet and waste gas export, steam outlet have been seted up respectively to adsorption tank's macroporous resin layer both sides, the waste gas entry and the waste gas export parallel access of two adsorption tanks waste gas pipeline, the steam inlet and the steam outlet parallel access of two adsorption tanks steam conduit.
Furthermore, the waste gas inlet, the steam inlet, the waste gas outlet and the steam outlet are respectively provided with a control valve.
Further, the waste gas inlet and the steam inlet are arranged at the top of the adsorption tank, and the waste gas outlet and the steam outlet are arranged at the bottom of the adsorption tank.
Furthermore, a filler support is arranged in the middle of the adsorption tank, and the macroporous resin layer is stacked on the filler support.
Furthermore, the condenser is provided with two stages which are connected in series in sequence and are respectively connected with 35 0 C first-stage condenser and access 2 of circulating water 0 C, a secondary condenser for freezing water.
Furthermore, the output section of the steam pipeline is also connected in series with a condenser and a desorption fan, and the condenser is also connected with an oil-water separator.
Furthermore, the output section of the waste gas pipeline is also provided with a waste gas induced draft fan.
The utility model has the advantages that: the utility model provides a parallel organic waste gas treatment device, including two at least adsorption tanks, the waste gas pipeline and the steam conduit of sharing, two adsorption tank middle part packings have the absorbent macroporous resin layer of penetrable, and waste gas entry, steam inlet and exhaust outlet, steam outlet have been seted up respectively to the macroporous resin layer both sides of adsorption tank, and the waste gas entry and the exhaust outlet parallel access waste gas pipeline of two adsorption tanks, the steam inlet and the steam outlet parallel access steam conduit of two adsorption tanks. Because at least two adsorption tanks insert waste gas pipeline and steam conduit with parallel mode respectively, can parallelly connected a plurality of adsorption tanks that set up according to the waste gas amount of wind, select the adsorption tank work of corresponding quantity when specifically handling, for example can select two adsorption tanks to adsorb or the desorption simultaneously, also can select alternately to adsorb or the desorption, the work is nimble convenient controllable, when handling big amount of wind organic waste gas, both avoided too big wind speed to lead to the fact resin friction through the macroporous resin layer, and obtain longer dwell time and improve adsorption efficiency. In addition, the parallel structure can prevent the working operation of the whole equipment from being influenced when a single adsorption tank fails.
Drawings
In order to make the technical problem to be solved, the technical means and the beneficial effects to be solved by the present invention more clearly understood, the following description is given in detail with reference to the accompanying drawings and the embodiments of the present invention:
fig. 1 is a schematic view of an overall assembly structure according to an embodiment of the present invention.
In the figure, an adsorption tank 1, a waste gas inlet 11, a steam inlet 12, a waste gas outlet 13, a steam outlet 14, a waste gas pipeline 2, a steam pipeline 3, a macroporous resin layer 4, a filler bracket 41, a condenser 51, a primary condenser 511, a secondary condenser 512, a desorption fan 52, an oil-water separator 53 and a waste gas induced draft fan 6.
Detailed Description
The utility model discloses a parallel organic waste gas treatment device, including two at least adsorption tanks 1, shared exhaust duct 2 and steam conduit 3, it has permeable absorbent macroporous resin layer 4 to fill in the middle part of two adsorption tanks 1, exhaust gas inlet 11, steam inlet 12 and exhaust outlet 13, steam outlet 14 have been seted up respectively to adsorption tank 1's macroporous resin layer 4 both sides, two adsorption tanks 1's exhaust gas inlet 11 and exhaust outlet 13 parallel connection access exhaust duct 2, two adsorption tank 1's steam inlet 12 and steam outlet 14 parallel connection access steam conduit 3.
As shown in the attached figure 1, the treatment device is provided with two adsorption tanks 1, the middle part of each adsorption tank 1 is filled with a macroporous resin layer 4, the macroporous resin layer 4 divides the adsorption tank 1 into two independent buffer cavities which are named as a suction cavity and a discharge cavity temporarily, wherein a waste gas inlet 11 and a steam inlet 12 are respectively arranged on the wall of the suction cavity and are respectively connected with the input sections of a waste gas pipeline 2 and a steam pipeline 3, a waste gas outlet 13 and a steam outlet 14 are respectively arranged on the wall of the discharge cavity and are respectively connected with the output sections of the waste gas pipeline 2 and the steam pipeline 3, and the two adsorption tanks 1 are respectively connected with the waste gas pipeline 2 and the steam pipeline 3 in a parallel mode. When the waste gas channel is opened, the adsorption work is started, namely the pretreated flowing waste gas is pressurized to fill the waste gas pipeline 2, enters the suction cavity from the waste gas inlets 11 of the two adsorption tanks 1, passes through the macroporous resin layer 4, organic molecules in the waste gas are captured and adsorbed by the special adsorption pore channel of the macroporous resin, and the gas reaching the adsorption standard enters the discharge cavity and enters the chimney of the output section of the waste gas pipeline 2 through the waste gas outlet 13 to be safely discharged. After the macroporous resin is saturated by adsorption, a desorption channel is opened to carry out desorption, namely the working state of the adsorption tank 1 is switched to a desorption working state, saturated steam for desorption in a steam pipeline 3 is 0.4-0.8MPa and enters a suction cavity from steam inlets 12 of two adsorption tanks 4, then the macroporous resin layer 4 is blown to desorb concentrated organic matters adsorbed in the adsorption tank and then enters a discharge cavity, the desorbed saturated steam containing a large amount of organic matters enters the steam pipeline 3 through a steam outlet 14, the next step of treatment is carried out, the macroporous resin layer 4 in the adsorption tank 1 is regenerated at the moment and can enter the next cycle of adsorption. Because two adsorption tanks 1 are parallelly connected and insert exhaust gas pipeline 2 and steam conduit 3, can parallelly connected a plurality of adsorption tanks that set up according to the waste gas amount of wind, select the adsorption tank work of corresponding quantity when specifically handling, for example can select two adsorption tanks to adsorb simultaneously or the desorption, also can select alternately to adsorb or the desorption, the work is nimble convenient controllable, when handling big amount of wind organic waste gas, both avoided too big wind speed to lead to the fact resin friction through the macroporous resin layer, and obtain longer dwell time and improve adsorption efficiency. In addition, the parallel structure can prevent the working operation of the whole equipment from being influenced when a single adsorption tank 1 is in failure.
Preferably, the waste gas inlet 11, the steam inlet 12, the waste gas outlet 13 and the steam outlet 14 are all provided with control valves.
The continuous operation of adsorption, desorption and re-adsorption can be realized by the timing switching of the control valves.
Preferably, the waste gas inlet 11 and the steam inlet 12 are disposed at the top of the adsorption tank 1, and the waste gas outlet 13 and the steam outlet 14 are disposed at the bottom of the adsorption tank 1.
Preferably, a filler support 41 is arranged in the middle of the adsorption tank 1, and the macroporous resin layer 4 is stacked on the filler support 41.
As shown in the drawing, the macroporous resin layer 4 is stacked on the filler support 41 to prevent the macroporous resin from being locally deformed due to gravity or the impact force of waste gas and steam from top to bottom, thereby ensuring the uniform adsorption effect. Meanwhile, the height and the density of the macroporous resin layer 4 can be conveniently controlled, and the working volumes of the upper suction cavity and the lower discharge cavity are ensured. And the whole disassembly and the maintenance are convenient.
Preferably, the output section of the steam pipeline 3 is further connected in series with a condenser 51 and a desorption fan 52, the condenser 51 is further connected in series with an oil-water separator 53, the condenser 51 is provided with two stages which are sequentially connected in series and are respectively connected with the inlet 35 0 C circulating water first-stage condenser 511 and access 2 0 C a secondary condenser 512 for freezing water.
The condenser 51 has two stages, and each stage of condenser 51 is connected with an oil-water separator 53. The desorption fan 52 is connected at the downstream of the condenser 51, the saturated steam containing a large amount of organic matters desorbed from the adsorption tank 1 is introduced into the first-stage condenser 511 and the second-stage condenser 512 through the desorption fan 52, the gaseous organic matters and the water are condensed into a mixed solution and sent into the oil-water separator 53 through the action of the two-stage condensers with different temperatures, the solution with value is separated and recovered, other waste liquid is discharged into a sewage pool, and the non-condensable gas is discharged to the input section of the waste gas pipeline 2 through the desorption fan 52 for re-adsorption.
Preferably, the output section of the waste gas pipeline 2 is also provided with a waste gas induced draft fan 6.
As shown in the attached drawing, the flow velocity of the waste gas in the waste gas pipeline 2 can be adjusted through the waste gas induced draft fan 6, and the adsorption efficiency of the macroporous resin layer 4 can be adjusted in an auxiliary manner.
The utility model discloses a sled dress integral structure is in the same place whole combinations such as required adsorption tank 1, waste gas draught fan 6, condenser 51 and oil water separator 53, makes equipment compacter, occupation of land space reduce greatly, and production, equipment are all accomplished in the mill, and convenient operation just saves the cost. Can establish full-automatic PLC automatic control system to the standardized adsorption tanks 1 of different operating mode design basic parameter, control the control flap of each access & exit, for example regularly, ration automatic switch operating condition, guarantee exhaust-gas treatment's continuity and high efficiency.
To sum up, the utility model discloses a parallel organic waste gas treatment device can be used to handle the gaseous pollutants of the big amount of wind and simple structure, convenient operation, adsorption efficiency are higher, equipment occupation of land space is little.
In the detailed description of the present invention, the terms "upper", "lower", "left", "right", "front", "back", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation or positional relationship, and thus, should not be construed as limiting the present invention. It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (7)
1. A parallel organic waste gas treatment device is characterized in that: the adsorption device comprises at least two adsorption tanks (1), a shared exhaust gas pipeline (2) and a steam pipeline (3), wherein the middle parts of the two adsorption tanks (1) are filled with macroporous resin layers (4) capable of being penetrated for adsorption, exhaust gas inlets (11), steam inlets (12), exhaust gas outlets (13) and steam outlets (14) are respectively formed in two sides of the macroporous resin layers (4) of the adsorption tanks (1), the exhaust gas inlets (11) and the exhaust gas outlets (13) of the two adsorption tanks (1) are connected in parallel into the exhaust gas pipeline (2), and the steam inlets (12) and the steam outlets (14) of the two adsorption tanks (1) are connected in parallel into the steam pipeline (3).
2. A parallel type organic waste gas treatment device according to claim 1, wherein: and the waste gas inlet (11), the steam inlet (12), the waste gas outlet (13) and the steam outlet (14) are respectively provided with a control valve.
3. A parallel type organic waste gas treatment device according to claim 1, wherein: the waste gas inlet (11) and the steam inlet (12) are arranged at the top of the adsorption tank (1), and the waste gas outlet (13) and the steam outlet (14) are arranged at the bottom of the adsorption tank (1).
4. A parallel type organic waste gas treatment device according to claim 1, wherein: the middle part of the adsorption tank (1) is provided with a filler support (41), and the macroporous resin layer (4) is stacked on the filler support (41).
5. A parallel type organic waste gas treatment device according to claim 1, wherein: the output section of the steam pipeline (3) is also connected with a condenser (51) and a desorption fan (52) in series, and the condenser (51) is also connected with an oil-water separator (53) outside.
6. A parallel type organic waste gas treatment device according to claim 5, characterized in that: the condenser (51) is provided with two stages which are connected in series in sequence and are respectively connected with 35 0 C first-stage condenser (511) and access 2 of circulating water 0 C a secondary condenser (512) for freezing water.
7. A parallel type organic exhaust gas treatment device according to claim 1, wherein: the output section of the waste gas pipeline (2) is also provided with a waste gas draught fan (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222712833.3U CN218485578U (en) | 2022-10-15 | 2022-10-15 | Parallel organic waste gas treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222712833.3U CN218485578U (en) | 2022-10-15 | 2022-10-15 | Parallel organic waste gas treatment device |
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| Publication Number | Publication Date |
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| CN218485578U true CN218485578U (en) | 2023-02-17 |
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| CN202222712833.3U Active CN218485578U (en) | 2022-10-15 | 2022-10-15 | Parallel organic waste gas treatment device |
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| CN (1) | CN218485578U (en) |
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