CN212417470U - Novel organic waste gas partition type adsorption and desorption device - Google Patents
Novel organic waste gas partition type adsorption and desorption device Download PDFInfo
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- CN212417470U CN212417470U CN202021046441.2U CN202021046441U CN212417470U CN 212417470 U CN212417470 U CN 212417470U CN 202021046441 U CN202021046441 U CN 202021046441U CN 212417470 U CN212417470 U CN 212417470U
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Abstract
The utility model provides a novel organic waste gas partition type adsorption and desorption device, which structurally comprises an adsorption and desorption box and an airflow rotary valve; the adsorption and desorption box is provided with a first valve port and a second valve port, a partition plate is arranged in the adsorption and desorption box, the adsorption and desorption box is divided into a plurality of adsorption cavities by the partition plate, the first valve port of the adsorption and desorption box is divided into a first cavity port of each adsorption cavity, and the second valve port of the adsorption and desorption box is divided into a second cavity port of each adsorption and desorption box; the inside of the adsorption cavity is provided with adsorbate for absorbing organic waste gas; the airflow rotary valves are respectively arranged on a first valve port and a second valve port of the adsorption and desorption box and are used for converting different airflows to enter the adsorption cavity. The utility model discloses collect a plurality of absorption desorption device's that adsorb commonly used desorption case in an organic whole, not only effectual reduced adsorb desorption device area of occupation, still effectual reduced adsorb desorption device area of occupation, reduced adsorb desorption device investment cost.
Description
Technical Field
The utility model relates to a waste gas purification device, specifically speaking are novel organic waste gas subregion formula adsorbs desorption device.
Background
In the field of exhaust gas purification, adsorption technology is often used for low-concentration organic exhaust gas, that is, activated carbon, molecular sieve, resin and the like with large specific surface area are used for adsorbing organic gas in the exhaust gas, when the exhaust gas to be treated passes through the adsorbate, organic gas components in the exhaust gas are adsorbed and trapped, and the exhaust gas is purified and discharged. However, the adsorbate is saturated after a period of time adsorption, and cannot continuously adsorb the organic gas in the waste gas, and if the saturated adsorbate is not purified, the adsorbate becomes dangerous waste. In order to recycle the adsorbate, desorption gas such as hot air, water vapor, hot nitrogen and the like is usually adopted to pass through saturated adsorbate, adsorbed organic gas is desorbed from the adsorbate into the desorption gas in a heating and temperature rising mode, the flow rate of the desorption gas is far smaller than that of the treated waste gas, the concentration of the organic gas in the desorption gas is greater than that of the organic gas in the treated waste gas, the organic gas is concentrated, if the concentrated organic gas has a recycling value, the concentrated organic gas enters a subsequent condensing device for condensation and recycling, and then is recycled, and if the concentrated organic gas has no recycling value, the concentrated organic gas enters a subsequent combustion device for treatment.
In the organic waste gas adsorption and desorption treatment process, the adsorption and desorption device is core equipment, the adsorption and desorption technology is mainly applied to the treatment of waste gas with large air volume and low concentration, and the flow speed of waste gas passing through the adsorbate cannot be too fast, so that the adsorption sectional area of the adsorption device must be larger. However, in order to concentrate the organic gas, the desorption gas amount must be small, and the desorption device meeting the desorption requirement cannot be too large. In order to solve the above contradiction, a plurality of adsorption and desorption devices with relatively small cross-sectional areas are commonly connected in parallel in the market nowadays to meet the requirement of large-air-volume waste gas adsorption. Simultaneously because organic waste gas emission enterprise is many continuous production, and can not the desorption when adsorbing the desorption device and adsorbing, just need reserve one more and adsorb the desorption device, form several and adsorb, a desorption, the system that the circulation switched use, this has caused and has adsorbed the desorption device redundancy, and controlling means is redundant, controls the complicated condition, causes very big waste.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel organic waste gas subregion formula adsorbs desorption device to solve the excessive miscellaneous problem of redundant of current adsorption desorption device, equipment cost is higher.
The utility model discloses a realize like this: a novel organic waste gas partition type adsorption and desorption device comprises an adsorption and desorption box and an airflow rotary valve;
the adsorption and desorption box is provided with a first valve port and a second valve port, a partition plate is arranged in the adsorption and desorption box, the partition plate divides the adsorption and desorption box into a plurality of adsorption cavities, divides the first valve port of the adsorption and desorption box into a first cavity port of each adsorption cavity, and divides the second valve port of the adsorption and desorption box into a second cavity port of each adsorption cavity; the inside of the adsorption cavity is provided with adsorbate for absorbing organic waste gas;
the two airflow rotary valves are respectively arranged on the first valve port and the second valve port of the adsorption and desorption box and are used for converting different airflows to enter the adsorption cavity.
The first valve ports and the second valve ports of the adsorption and desorption box are round openings, and the first cavity ports of the adsorption cavities are the same in size and are openings with the same fan-shaped structure; similarly, the second cavities of the adsorption cavities are the same in size and are all openings with the same fan-shaped structure.
The airflow rotary valve comprises a valve housing and an airflow rotary assembly arranged in the valve housing;
the bottom of the valve shell is provided with a third valve port which is used for being butted with the first valve port or the second valve port, the third valve port is also a round opening, and the valve shell is provided with a first airflow hole and a second airflow hole;
the airflow rotating assembly comprises a rotating valve plate, a rotating shaft and an airflow pipeline; the rotary valve plate is of a circular sheet structure, the diameter of the rotary valve plate is equal to the caliber size of the third valve port, the rotary valve plate and the third valve port are arranged at the third valve port in parallel, and an airflow through hole is formed in the surface of the rotary valve plate, opposite to the cavity opening of the adsorption cavity; one end of the airflow pipeline is fixed in the middle of the rotary valve plate, the other end of the airflow pipeline is in contact type sealing connection with a shell of the valve shell so as to divide the valve shell into a first gas circulation area and a second gas circulation area, the first gas circulation area enclosed by the first gas flow hole and the valve shell is communicated, the area enclosed by the airflow pipeline in the valve shell is the second gas circulation area, and the second gas flow hole is communicated with the second gas circulation area; wherein the airflow through holes on the surface of the rotary valve sheet opposite to the first cavity opening and the second cavity opening of the one or more adsorption cavities are communicated with the airflow pipeline through pipelines;
the rotary shaft is arranged in the airflow pipeline, one end of the rotary shaft is fixed at the core part of the rotary valve plate, the other end of the rotary shaft penetrates through the valve shell to extend outside, the rotary shaft can drive the rotary valve plate and the airflow pipeline to rotate together by rotating, and the rotary shafts of the two airflow rotary valves arranged on the valve port of the adsorption and desorption box synchronously rotate.
The third valve opening at the bottom of the valve shell of the airflow rotary valve is also blocked with a fixed valve plate, the diameter of the fixed valve plate is equal to the caliber of the third valve opening, the fixed valve plate is attached to the rotary valve plate, and the surface of the fixed valve plate is provided with a fan-shaped opening which is equal to the size of the first cavity opening or the second cavity opening on a plurality of adsorption cavities opposite to the fixed valve plate.
And a sealing gasket is arranged on one surface of the fixed valve plate, which is in contact with the rotary valve plate.
The adsorption and desorption box comprises an adsorption and desorption box, a first valve port and a second valve port, wherein the first valve port and the second valve port are arranged in the adsorption and desorption box in an up-and-down symmetrical mode, the adsorption cavity is formed by separating a plurality of partition plates which are intersected with one shaft tube arranged in the adsorption and desorption box, two ends of the shaft tube are flush with the edges of the first valve port, the second valve port and the partition plates, the axis of the shaft tube penetrates through the centers of the first valve port and the second valve port, a shaft rod penetrates through the shaft tube, two ends of the shaft rod penetrate through fixed valve plates of airflow rotary valves arranged on the two valve ports of the adsorption and desorption box respectively and then are fixed with rotary valve plates, and the axis of the shaft tube, the axis of the shaft rod and the axes of the rotary shafts of the two.
The adsorption and desorption box is divided into four same adsorption cavities, and the rotary valve surfaces of the two airflow rotary valves opposite to the cavity opening of one adsorption cavity are respectively provided with an airflow through hole.
The first valve port, the second valve port and the third valve port are equal in caliber size.
The utility model provides a novel an adsorb desorption device for organic waste gas, the device not only can satisfy the demand of the continuous type production of emission organic waste gas enterprise, still effectual absorption desorption device area that has reduced has avoided adsorbing desorption device redundancy and control redundancy, the expense that can greatly reduced device and control system's expense under equal treatment effeciency to reduction in production cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the structure of the adsorption stripping tank.
Fig. 3 is a schematic top view of the adsorption/desorption tank of fig. 2.
FIG. 4 is a schematic cross-sectional view of the adsorption stripping tank of FIG. 2.
Fig. 5 is a schematic view of the structure of the airflow rotary valve.
Fig. 6 is a schematic sectional view of the rotary airflow valve.
Fig. 7 is a schematic structural view of the rotary valve plate.
Fig. 8 is a schematic structural view of the stationary valve plate.
In the figure: 1. an airflow rotary valve; 2. an adsorption and desorption box; 3. an adsorbate; 4. a second airflow aperture; 5. a first airflow aperture; 6. a rotating shaft; 7. a first valve port; 8. a second valve port; 9. a partition plate; 10. an axle tube; 11. a first port; 12. a gasket; 13. a third valve port; 14. a valve housing; 15. a shaft lever; 16. an air flow conduit; 17. rotating the valve plate; 18. an airflow through hole; 19. and fixing the valve plate.
Detailed Description
As shown in figures 1-8, the utility model comprises an adsorption and desorption box 2 and an air flow rotary valve 1. The adsorption and desorption box 2 is in a square cylinder or cylinder box structure, is not limited to other symmetrical cylinder structures, and is provided with a first valve port 7 and a second valve port 8. The inside at adsorption and desorption case 2 is equipped with division board 9, and division board 9 separates adsorption and desorption case 2 into a plurality of adsorption cavity, all is equipped with the adsorbate 3 that is used for absorbing organic waste gas in every adsorption cavity, and adsorbate 3 can be directly purchase the adsorbate of selling on the market can, and no longer the detailed description in this embodiment. The partition plate 9 extends to the valve port of the adsorption and desorption box 2, divides the first valve port 7 into a first cavity port 11 of each adsorption cavity, and divides the second valve port 8 into a second cavity port of each adsorption cavity.
The first valve port 7 and the second valve port 8 of the adsorption and desorption box 2 are circular valve ports, and the number of the adsorption chambers in the embodiment is four, and the four adsorption chambers have the same size and shape, as shown in fig. 2 and 3. The first ports 11 of the four adsorption cavities are equal in size and are all openings with fan-shaped structures, namely the first valve ports 7 are evenly divided; similarly, the second ports of the four adsorption chambers are equal in size and are all openings with fan-shaped structures, namely, the second valve ports 8 are equally divided.
As shown in fig. 1, 5 and 6, the airflow rotary valve 1 has two ports, which are respectively installed on the first port 7 and the second port 8, for converting different airflows into the adsorption chamber. The airflow rotary valve 1 includes a valve housing 14 and an airflow rotary assembly disposed within the valve housing 14. The bottom of the valve casing 14 is provided with a third valve port 13 for butting with the first valve port 7 or the second valve port 8, and the calibers of the first valve port 7, the second valve port 8 and the third valve port 13 are equal in size, so that the airflow rotary valve 1 and the adsorption and desorption box 2 are connected and fixed. A first gas flow opening 5 for supplying gas into the housing is provided in the valve housing 14.
As shown in fig. 5, 6, 7 and 8, the airflow rotary assembly includes a rotary valve plate 17, a fixed valve plate 19, a rotary shaft 6 and an airflow duct 16. The rotary valve plate 7 and the fixed valve plate 19 are both circular sheet structures, the diameters of the rotary valve plate 7 and the fixed valve plate 19 are equal to the caliber of the third valve opening 13, the fixed valve plate 19 is blocked at the third valve opening 13, and the rotary valve plate 7 is attached to the surface of the fixed valve plate 19 in the valve casing 14. The valve plate surface of the fixed valve plate 19 located on one side of the adsorption and desorption box 2 is attached to the edge of the partition plate 9 extending to the valve port of the adsorption and desorption box 2, in this embodiment, a sealing gasket 12 is arranged on the surface of the fixed valve plate 19 contacting with the rotary valve plate 7 to ensure the sealing between the rotary valve plate 7 and the fixed valve plate 19, and fan-shaped openings with the same size as the first openings or the second openings on the adsorption cavities opposite to the fixed valve plate 19 are formed on the surface of the fixed valve plate 19, as shown in fig. 8.
The rotary valve plate 7 is provided with air flow through holes 18 on the surface of the valve plate opposite to the openings of the adsorption cavities, the rotary valve plate 7 opposite to three adsorption cavities is provided with air flow through holes 18 with sector openings with the same size as the openings of the adsorption cavities, and the rotary valve plate 7 opposite to the other adsorption cavity is provided with a rectangular air flow through hole 18. One end of the air flow pipe 16 is fixed in the middle of the rotary valve plate 7, and the other end is in contact type sealing connection with the inner top surface of the valve housing 14, that is, the air flow pipe 16 can move relative to the valve housing, but the contact part of the air flow pipe and the valve housing keeps sealing, so that the valve housing 14 is divided into a first air flow area and a second air flow area. The rectangular air flow through hole 18 on the rotary valve plate 7 is communicated with the air flow pipeline 16 through a pipeline. A second airflow hole 4 communicating with the airflow duct 16 is opened in the valve housing 14. In this embodiment, the first gas flow holes 5 communicate with a first gas flow area defined by the valve housing 14, and the second gas flow holes 4 communicate with a second gas flow area defined by the gas flow conduit 16, and the gas flow directions in the two areas may be the same or opposite.
The rotary shaft 6 is disposed inside the airflow duct 16, one end of the rotary shaft is fixed to the core of the rotary valve plate 7, and the other end of the rotary shaft penetrates through the axial hole of the valve housing 14 and extends outside, and is connected to a driving device, the driving device drives the rotary shaft 6 to rotate, and further drives the rotary valve plate 7 and the airflow duct 16 to rotate synchronously, in this embodiment, the rotary shafts 6 of the two airflow rotary valves 1 installed on the valve port of the adsorption and desorption box 2 to rotate synchronously.
The first valve port 7 and the second valve port 8 of the adsorption and desorption box 2 are symmetrically arranged up and down, the adsorption cavity is formed by four partition plates 9 which are crossed with the shaft tube 10 arranged in the adsorption and desorption box, two ends of the shaft tube 10 are respectively flush with the edges of the partition plates 9 positioned at the first valve port 7 and the second valve port 8 of the adsorption and desorption box 2, the central line of the shaft tube 10 passes through the centers of the first valve port 7 and the second valve port 8, a shaft rod 15 passes through the shaft tube 10, two ends of the shaft rod 15 pass through fixed valve plates 19 arranged at the two valve ports of the adsorption and desorption box 2 and are fixed with the rotary valve plates 7 of the airflow rotary valve 1 arranged at the two valve ports of the adsorption and desorption box 2. In this embodiment, the axes of the shaft tube 10, the shaft rod 15, and the axes of the rotary shafts 6 of the two airflow rotary valves 1 installed at the valve ports of the adsorption and desorption tank 2 are aligned, so that the rotary shafts 6 of the two airflow rotary valves 1 can synchronously rotate, and only one of the rotary shafts 6 of the airflow rotary valves 1 is installed with a driving device.
The utility model discloses when using, at first let in through one of them airflow rotary valve 1's first airflow hole 5 to wherein three adsorption cavity and wait absorbent gas, in order to accomplish gaseous adsorption work, and simultaneously, second airflow hole 4 through another airflow rotary valve 1 lets in desorption adsorbate 3's gas to remaining one adsorption cavity, adsorb desorption after a period, drive arrangement drives two airflow rotary valve 1's rotation axis 6 rotatory 90 degrees, make one of the three adsorption cavity transform that lets in adsorption gas carry out the adsorption cavity of desorption to adsorbate 3, the original adsorption cavity transform that carries out desorption work simultaneously is the adsorption cavity of adsorption work, with this cycle work. Therefore, continuous adsorption and desorption work can be realized, the occupied area of the adsorption and desorption device can be reduced, the control is convenient, and the cost is saved.
Claims (8)
1. A novel organic waste gas partition type adsorption and desorption device is characterized by comprising an adsorption and desorption box and an airflow rotary valve;
the adsorption and desorption box is provided with a first valve port and a second valve port, a partition plate is arranged in the adsorption and desorption box, the partition plate divides the adsorption and desorption box into a plurality of adsorption cavities, divides the first valve port of the adsorption and desorption box into a first cavity port of each adsorption cavity, and divides the second valve port of the adsorption and desorption box into a second cavity port of each adsorption cavity; the inside of the adsorption cavity is provided with adsorbate for absorbing organic waste gas;
the two airflow rotary valves are respectively arranged on the first valve port and the second valve port of the adsorption and desorption box and are used for converting different airflows to enter the adsorption cavity.
2. The novel organic waste gas partition type adsorption and desorption device as claimed in claim 1, wherein the first valve port and the second valve port of the adsorption and desorption box are both circular openings, and the first openings of the plurality of adsorption cavities are the same in size and are all openings with the same fan-shaped structure; similarly, the second cavities of the adsorption cavities are the same in size and are all openings with the same fan-shaped structure.
3. The novel organic waste gas partition type adsorption and desorption device as claimed in claim 2, wherein the airflow rotary valve comprises a valve housing and an airflow rotary component arranged in the valve housing;
the bottom of the valve shell is provided with a third valve port which is used for being butted with the first valve port or the second valve port, the third valve port is also a round opening, and the valve shell is provided with a first airflow hole and a second airflow hole;
the airflow rotating assembly comprises a rotating valve plate, a rotating shaft and an airflow pipeline; the rotary valve plate is of a circular sheet structure, the diameter of the rotary valve plate is equal to the caliber size of the third valve port, the rotary valve plate and the third valve port are arranged at the third valve port in parallel, and an airflow through hole is formed in the surface of the rotary valve plate, opposite to the cavity opening of the adsorption cavity; one end of the airflow pipeline is fixed in the middle of the rotary valve plate, the other end of the airflow pipeline is in contact type sealing connection with a shell of the valve shell so as to divide the valve shell into a first gas circulation area and a second gas circulation area, the first gas circulation area enclosed by the first gas flow hole and the valve shell is communicated, the area enclosed by the airflow pipeline in the valve shell is the second gas circulation area, and the second gas flow hole is communicated with the second gas circulation area; wherein the airflow through holes on the surface of the rotary valve sheet opposite to the first cavity opening and the second cavity opening of the one or more adsorption cavities are communicated with the airflow pipeline through pipelines;
the rotary shaft is arranged in the airflow pipeline, one end of the rotary shaft is fixed at the core part of the rotary valve plate, the other end of the rotary shaft penetrates through the valve shell to extend outside, the rotary shaft can drive the rotary valve plate and the airflow pipeline to rotate together by rotating, and the rotary shafts of the two airflow rotary valves arranged on the valve port of the adsorption and desorption box synchronously rotate.
4. The device according to claim 3, wherein a fixed valve plate is further sealed at the third port at the bottom of the valve casing of the airflow rotary valve, the diameter of the fixed valve plate is equal to the diameter of the third port, the fixed valve plate is attached to the rotary valve plate, and a fan-shaped opening having the same size as the first or second openings of the adsorption chambers opposite to the fixed valve plate is formed on the surface of the fixed valve plate.
5. The novel organic waste gas partition-type adsorption and desorption device as claimed in claim 4, wherein a sealing gasket is arranged on one surface of the fixed valve plate, which is in contact with the rotary valve plate.
6. The novel organic waste gas zone-type adsorption and desorption device according to claim 4, wherein the first valve port and the second valve port of the adsorption and desorption box are arranged in a vertically symmetrical manner, the adsorption chamber is formed by dividing a plurality of partition plates intersecting with a shaft tube arranged in the adsorption and desorption box, two ends of the shaft tube are flush with the first valve port, the second valve port and edges of the partition plates, the axis of the shaft tube passes through the centers of the first valve port and the second valve port, a shaft rod passes through the shaft tube, two ends of the shaft rod respectively pass through fixed valve plates of the air flow rotary valve arranged on the two valve ports of the adsorption and desorption box and then are fixed with the rotary valve plates, and the axis of the shaft tube, the axis of the shaft rod and the axes of the rotary shafts of the two air flow rotary valves arranged on the valve ports of the adsorption and desorption box are on the same straight line.
7. The novel organic waste gas partition type adsorption and desorption device as claimed in claim 3, wherein the adsorption and desorption box is divided into four identical adsorption chambers, and the rotary valve surfaces of the two rotary airflow valves opposite to the chamber opening of one of the adsorption chambers are respectively provided with an airflow through hole.
8. The novel organic waste gas partition-type adsorption and desorption device as claimed in claim 3, wherein the first valve port, the second valve port and the third valve port have the same aperture size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021046441.2U CN212417470U (en) | 2020-06-09 | 2020-06-09 | Novel organic waste gas partition type adsorption and desorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021046441.2U CN212417470U (en) | 2020-06-09 | 2020-06-09 | Novel organic waste gas partition type adsorption and desorption device |
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| Publication Number | Publication Date |
|---|---|
| CN212417470U true CN212417470U (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021046441.2U Active CN212417470U (en) | 2020-06-09 | 2020-06-09 | Novel organic waste gas partition type adsorption and desorption device |
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| CN (1) | CN212417470U (en) |
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2020
- 2020-06-09 CN CN202021046441.2U patent/CN212417470U/en active Active
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