CN219775950U - Organic exhaust system - Google Patents
Organic exhaust system Download PDFInfo
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- CN219775950U CN219775950U CN202222103917.7U CN202222103917U CN219775950U CN 219775950 U CN219775950 U CN 219775950U CN 202222103917 U CN202222103917 U CN 202222103917U CN 219775950 U CN219775950 U CN 219775950U
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- exhaust
- variable frequency
- regulating valve
- organic
- pipe
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000001179 sorption measurement Methods 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 7
- 230000001105 regulatory effect Effects 0.000 claims description 56
- 230000003068 static effect Effects 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 8
- 230000001276 controlling effect Effects 0.000 claims description 6
- 239000002351 wastewater Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 241000238631 Hexapoda Species 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007872 degassing Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Abstract
The utility model provides an organic exhaust system, the output ends of a plurality of process equipment organic exhaust groups are connected with the input end of an active carbon adsorption box through a first exhaust main pipe, the output end of the active carbon adsorption box is connected with one ends of a plurality of exhaust branch pipes through a second exhaust main pipe, the other ends of the exhaust branch pipes are connected with the input ends of a plurality of parallel variable frequency exhaust units, the output ends of the plurality of parallel variable frequency exhaust units are connected with the input end of an exhaust tower through a third exhaust main pipe, and a controller is used for monitoring and controlling the pressure difference at the joint of the first exhaust main pipe and the active carbon adsorption box, the start-stop state of an exhaust fan of the variable frequency exhaust unit, the inlet-outlet pressure difference of the variable frequency exhaust unit, the running frequency of a frequency converter of the variable frequency exhaust unit, the rotating wheel speed of the variable frequency exhaust unit and fault alarm of the variable frequency exhaust unit.
Description
Technical Field
The utility model relates to the technical field of exhaust, in particular to an organic exhaust system.
Background
When various organic substances and solvents are used as raw materials or auxiliary materials or cleaning agents in the production of products, the organic substances and solvent gases can be emitted at relevant places or equipment, and an organic exhaust system is arranged at the places or equipment to treat and discharge waste gas.
In the existing organic gas exhaust system, when the amount of organic waste gas discharged by external process equipment is changed, the fan set cannot be flexibly adjusted conveniently, and energy loss is caused. If the air volume of the organic waste gas discharged by the external process equipment is smaller, and the fan set is in a fully-opened state, the organic exhaust can be met, but the energy consumption is higher, the high-efficiency energy-saving production requirement cannot be met, and when the fan is in a fault, the fan fault early warning cannot be quickly carried out.
In view of the above, the utility model provides an organic exhaust system which can conveniently adjust the on/off of a fan, adjust the air output of the fan and early warn in time.
Disclosure of Invention
In order to solve the problems that the existing organic gas exhaust system cannot meet the high-efficiency energy-saving production requirement and the fan cannot quickly perform fan fault early warning when in fault, the utility model provides an organic exhaust system, wherein the output ends of a plurality of process equipment organic exhaust groups 1 are connected with the input ends of an activated carbon adsorption box 2 through a first exhaust main pipe 5, the output ends of the activated carbon adsorption box 2 are connected with one ends of a plurality of exhaust branch pipes 7 through a second exhaust main pipe 6, the other ends of the plurality of exhaust branch pipes 7 are connected with the input ends of a plurality of parallel variable-frequency exhaust units 3, the output ends of the plurality of parallel variable-frequency exhaust units 3 are connected with the input ends of an exhaust tower 4 through a third exhaust main pipe 9, the top of the exhaust tower 4 is provided with an air outlet for outputting processed organic gas, and a controller 8 is used for monitoring and controlling the pressure difference at the connection position of the first exhaust main pipe 5 and the activated carbon adsorption box 2, the start-stop state of the exhaust fan 35 of the variable-frequency exhaust unit 3, the inlet and outlet pressure difference of the variable-frequency unit 3, the running frequency of the variable-frequency converter 37 of the variable-frequency exhaust unit 3, the rotating speed of the variable-frequency exhaust unit 3 and the fault alarm of the variable-frequency exhaust unit 3.
The utility model provides an organic exhaust system, includes process equipment organic exhaust group 1, active carbon adsorption case 2, frequency conversion exhaust unit 3, exhaust tower 4, first exhaust is responsible for 5, second exhaust is responsible for 6, exhaust branch pipe 7, controller 8, its characterized in that: the output ends of the plurality of process equipment organic exhaust groups 1 are connected with the input ends of the activated carbon adsorption box 2 through a first exhaust main pipe 5, the output ends of the activated carbon adsorption box 2 are connected with one ends of a plurality of exhaust branch pipes 7 through a second exhaust main pipe 6, the other ends of the plurality of exhaust branch pipes 7 are connected with the input ends of a plurality of parallel variable frequency exhaust units 3, the output ends of the plurality of parallel variable frequency exhaust units 3 are connected with the input ends of an exhaust tower 4 through a third exhaust main pipe 9, an air outlet is arranged at the top of the exhaust tower 4 and is used for outputting processed organic gas, and the controller 8 is used for monitoring and controlling the pressure difference at the joint of the first exhaust main pipe 5 and the activated carbon adsorption box 2, the start-stop state of an exhaust fan 35 of the variable frequency exhaust unit 3, the inlet-outlet pressure difference of the variable frequency exhaust unit 3, the operating frequency of a variable frequency converter 37 of the variable frequency exhaust unit 3, the rotating wheel speed of the variable frequency exhaust unit 3 and fault alarm of the variable frequency exhaust unit 3.
In some embodiments, the plurality of exhaust branch pipes 7 are provided with a plurality of corresponding variable frequency exhaust units 3, the variable frequency exhaust units 3 comprise a third regulating valve 31, a static pressure signal detection sensor 32, a check valve 33, an electric regulating valve 34, an exhaust fan 35, a differential pressure alarm 36 and a fourth regulating valve 38, the exhaust branch pipes 7 are sequentially provided with the third regulating valve 31, the static pressure signal detection sensor 32, the check valve 33, the electric regulating valve 34, the exhaust fan 35 and the fourth regulating valve 38 from left to right, the check valve 33 is used for preventing gas backflow, the static pressure signal detection sensor 32 is used for detecting the pressure at the input end of the exhaust branch pipe 7, the electric regulating valve 34 is used for regulating the opening degree of the exhaust branch pipe 7, the differential pressure alarm 36 is connected with the two ends of the exhaust fan 35 and is used for monitoring the differential pressure at the inlet end and the outlet end of the exhaust fan 35, after the exhaust fan 35 is started for 60s, the differential pressure is still lower than the set value of the differential pressure alarm 36, the differential pressure alarm 36 alarms, the power supply of the variable frequency exhaust fan 3 is cut off, the exhaust fan 35 is connected with the variable frequency converter 37 and is used for regulating the output air quantity of the exhaust fan 35, the static pressure signal detection sensor 32, the electric regulating valve 34, the variable frequency converter 37 and the variable frequency control valve 37 and the variable frequency controller 8 are electrically connected with the differential pressure alarm controller 8.
In some embodiments, the first main exhaust pipe 5 is sequentially provided with a static pressure signal feedback table 51, a first regulating valve 52, a first water outlet 53, and a first differential pressure sensor 54 from left to right, the static pressure signal feedback table 51 is used for directly displaying and feeding back the pressure difference at the input end of the first main exhaust pipe 5, the first water outlet 53 is used for discharging the waste water generated in the first main exhaust pipe 5, the first differential pressure sensor 54 is used for monitoring and feeding back the differential pressure at the connection position of the first main exhaust pipe 5 and the activated carbon adsorption tank 2, and the first differential pressure sensor 54 is electrically connected with the controller 8.
Further, the first drain port 53 is connected with a drain trap 55 for preventing outdoor odor, flying insects, etc. from entering the first main exhaust pipe 5 through the drain pipe.
In some embodiments, the two ends of the activated carbon adsorption tank 2 are provided with a second regulating valve 22 for regulating the opening and closing of the pipeline.
Further, the activated carbon adsorption tank 2 is composed of a plurality of purifying devices 21, and the purifying devices 21 are used for purifying the organic gas output by the organic exhaust group 1 of the process equipment.
In some embodiments, the degassing tower 4 is further provided with a second water outlet for discharging waste water from the degassing tower 4.
In some embodiments, the first regulating valve 52, the second regulating valve 22, the third regulating valve 31, and the fourth regulating valve 38 are all manual valves for manually regulating the opening and closing of the pipeline.
The utility model has the beneficial effects that: the utility model provides an organic exhaust system, the output end of a plurality of process equipment organic exhaust groups 1 is connected with the input end of an activated carbon adsorption box 2 through a first exhaust main pipe 5, the output end of the activated carbon adsorption box 2 is connected with one end of a plurality of exhaust branch pipes 7 through a second exhaust main pipe 6, the other end of the plurality of exhaust branch pipes 7 is connected with the input end of a plurality of parallel variable frequency exhaust units 3, the output end of the plurality of parallel variable frequency exhaust units 3 is connected with the input end of an exhaust tower 4 through a third exhaust main pipe 9, an air outlet is arranged at the top of the exhaust tower 4 and is used for outputting treated organic gas, a PLC control system is arranged in the controller 8 and is used for monitoring and controlling the pressure difference at the joint of the first exhaust main pipe 5 and the activated carbon adsorption box 2, the start-stop state of the exhaust fan of the variable frequency exhaust unit 3, the inlet-outlet pressure difference of the variable frequency converter 37 of the variable frequency exhaust unit 3, the rotating speed of the variable frequency exhaust unit 3 and the fault alarm of the variable frequency exhaust unit 3, and the fan can conveniently adjust the fan on-off by arranging the controller 8, and timely early warning.
Drawings
Fig. 1 is a structural view of an organic exhaust system of the present utility model.
Fig. 2 is a partial structural view of a variable frequency exhaust unit of the organic exhaust system of the present utility model.
Fig. 3 is a partial construction diagram of an activated carbon adsorption tank and a first main exhaust pipe of the organic exhaust system of the present utility model.
Description of the main reference signs
The utility model will be further described in the following detailed description in conjunction with the above-described figures.
Detailed Description
The following examples are described to aid in the understanding of the utility model and are not, nor should they be construed in any way to limit the scope of the utility model.
In the following description, those skilled in the art will recognize that components may be described as separate functional units (which may include sub-units) throughout this discussion, but those skilled in the art will recognize that various components or portions thereof may be divided into separate components or may be integrated together (including integration within a single system or component).
Meanwhile, connections between components or systems are not intended to be limited to direct connections, but rather, data between these components may be modified, reformatted, or otherwise changed by intermediate components. In addition, additional or fewer connections may be used. It should also be noted that the terms "coupled," "connected," or "input" are to be understood to include direct connection, indirect connection via one or more intermediary devices, and wireless connection.
Example 1:
as shown in fig. 1, the structure diagram of the organic exhaust system of the present utility model is shown; as shown in fig. 2, a partial structure diagram of a variable frequency exhaust unit of the organic exhaust system of the present utility model is shown; as shown in fig. 3, the active carbon adsorption tank and the first main exhaust pipe of the organic exhaust system according to the present utility model are partially structured.
The utility model provides an organic exhaust system, includes process equipment organic exhaust group 1, active carbon adsorption case 2, frequency conversion exhaust unit 3, exhaust tower 4, first exhaust is responsible for 5, second exhaust is responsible for 6, exhaust branch pipe 7, controller 8, its characterized in that: the output ends of the plurality of process equipment organic exhaust groups 1 are connected with the input ends of the activated carbon adsorption box 2 through a first exhaust main pipe 5, the output ends of the activated carbon adsorption box 2 are connected with one ends of a plurality of exhaust branch pipes 7 through a second exhaust main pipe 6, the other ends of the plurality of exhaust branch pipes 7 are connected with the input ends of a plurality of parallel variable frequency exhaust units 3, the output ends of the plurality of parallel variable frequency exhaust units 3 are connected with the input ends of an exhaust tower 4 through a third exhaust main pipe 9, an air outlet is arranged at the top of the exhaust tower 4 and is used for outputting processed organic gas, and the controller 8 is used for monitoring and controlling the pressure difference at the joint of the first exhaust main pipe 5 and the activated carbon adsorption box 2, the start-stop state of an exhaust fan 35 of the variable frequency exhaust unit 3, the inlet-outlet pressure difference of the variable frequency exhaust unit 3, the operating frequency of a variable frequency converter 37 of the variable frequency exhaust unit 3, the rotating wheel speed of the variable frequency exhaust unit 3 and fault alarm of the variable frequency exhaust unit 3.
The variable-frequency exhaust unit 3 comprises a third regulating valve 31, a static pressure signal detecting sensor 32, a check valve 33, an electric regulating valve 34, an exhaust fan 35, a pressure difference alarm 36 and a fourth regulating valve 38, wherein the third regulating valve 31, the static pressure signal detecting sensor 32, the check valve 33, the electric regulating valve 34, the exhaust fan 35 and the fourth regulating valve 38 are sequentially arranged on the exhaust branch pipe 7 from left to right, the check valve 33 is used for preventing gas backflow, the static pressure signal detecting sensor 32 is used for detecting the pressure at the input end of the exhaust branch pipe 7, the electric regulating valve 34 is used for regulating the opening degree of the exhaust branch pipe 7, the pressure difference alarm 36 is connected with the inlet end and the outlet end of the exhaust fan 35 and is used for monitoring the pressure difference at the inlet end and the outlet end of the exhaust fan 35, after the exhaust fan 35 is started for 60 seconds, the pressure difference is still lower than the pressure difference alarm 36, the pressure difference alarm 36 alarms, the power supply of the variable-frequency converter 3 is cut off, the exhaust fan 35 is connected with a frequency converter 37 and is used for regulating the output air quantity of the exhaust fan 35, and the static pressure signal detecting sensor 32, the electric regulating valve 34, the electric regulating valve 37, the frequency converter 37 and the pressure difference alarm 36 are electrically connected with the pressure difference alarm 8.
The first main exhaust pipe 5 is provided with a static pressure signal feedback table 51, a first regulating valve 52, a first water outlet 53 and a first differential pressure sensor 54 in sequence from left to right, the static pressure signal feedback table 51 is used for directly displaying and feeding back the pressure difference of the input end of the first main exhaust pipe 5, the first water outlet 53 is used for discharging waste water generated in the first main exhaust pipe 5, the first differential pressure sensor 54 is used for monitoring and feeding back the differential pressure at the joint of the first main exhaust pipe 5 and the activated carbon adsorption box 2, and the first differential pressure sensor 54 is electrically connected with the controller 8.
The first drain port 53 is connected with a drain trap 55 for preventing outdoor odor, flying insects, etc. from entering the first main exhaust pipe 5 through the drain pipe.
And two ends of the activated carbon adsorption box 2 are respectively provided with a second regulating valve 22 for regulating the opening and closing of the pipeline.
The activated carbon adsorption tank 2 is composed of a plurality of purifying devices 21, and the purifying devices 21 are used for purifying organic gases output by the process equipment organic exhaust group 1.
The exhaust tower 4 is also provided with a second water outlet for discharging the wastewater from the exhaust tower 4.
The first regulating valve 52, the second regulating valve 22, the third regulating valve 31 and the fourth regulating valve 38 are all manual valves for manually regulating the opening and closing of the pipeline.
The working principle of the utility model is as follows: when the first differential pressure sensor 54 detects that the air quantity at the joint of the first exhaust main pipe 5 and the activated carbon adsorption box 2 is smaller than the output air quantity of the variable frequency exhaust unit 3, the controller 8 reduces the output air quantity of the exhaust fan 35 or directly closes part of the exhaust fan 35 in the variable frequency exhaust unit 3 by controlling the electric regulating valve 34 and the variable frequency regulator 37, so that the variable frequency exhaust unit 3 is flexibly regulated, and the production energy consumption is reduced; when the exhaust fan 35 is started for 60 seconds, the pressure difference is still lower than the set value of the pressure difference alarm 36, the pressure difference alarm 36 alarms, and the power supply of the variable-frequency exhaust unit 3 is cut off.
While the utility model has been disclosed in terms of various aspects and embodiments, other aspects and embodiments will be apparent to those skilled in the art in view of this disclosure, and many changes and modifications can be made without departing from the spirit of the utility model. The various aspects and embodiments of the present utility model are disclosed for illustrative purposes only and are not intended to limit the utility model, the true scope of which is set forth in the following claims.
Claims (8)
1. The utility model provides an organic exhaust system, includes process equipment organic exhaust group (1), active carbon adsorption case (2), frequency conversion exhaust unit (3), exhaust tower (4), first exhaust is responsible for (5), second exhaust is responsible for (6), exhaust branch pipe (7), controller (8), its characterized in that: the output ends of the plurality of process equipment organic exhaust groups (1) are connected with the input ends of the activated carbon adsorption boxes (2) through a first exhaust main pipe (5), the output ends of the activated carbon adsorption boxes (2) are connected with one ends of a plurality of exhaust branch pipes (7) through a second exhaust main pipe (6), the other ends of the plurality of exhaust branch pipes (7) are connected with the input ends of a plurality of parallel variable frequency exhaust units (3), the output ends of the plurality of parallel variable frequency exhaust units (3) are connected with the input ends of an exhaust tower (4) through a third exhaust main pipe (9), an air outlet is arranged at the top of the exhaust tower (4) and used for outputting processed organic gas, and the controller (8) is used for monitoring and controlling pressure difference at the joint of the first exhaust main pipe (5) and the activated carbon adsorption boxes (2), the start-stop state of an exhaust fan (35) of the variable frequency exhaust unit (3), the inlet-outlet pressure difference of the variable frequency exhaust unit (3), the running frequency of a frequency converter (37) of the variable frequency exhaust unit (3), the running frequency of the variable frequency exhaust unit (3) and fault alarm of the variable frequency exhaust unit (3).
2. The organic exhaust system according to claim 1, wherein the plurality of exhaust branch pipes (7) are provided with a plurality of corresponding variable frequency exhaust units (3), the variable frequency exhaust units (3) comprise a third regulating valve (31), a static pressure signal detection sensor (32), a check valve (33), an electric regulating valve (34), an exhaust fan (35), a differential pressure alarm (36) and a fourth regulating valve (38), the exhaust branch pipes (7) are sequentially provided with the third regulating valve (31), the static pressure signal detection sensor (32), the check valve (33), the electric regulating valve (34), the exhaust fan (35) and the fourth regulating valve (38) from left to right, the check valve (33) is used for preventing gas backflow, the static pressure signal detection sensor (32) is used for detecting the pressure at the input end of the exhaust branch pipe (7), the electric regulating valve (34) is used for regulating the opening degree of the exhaust branch pipe (7), the differential pressure alarm (36) is connected with the two ends of the exhaust fan (35) for monitoring the differential pressure at the input end of the exhaust fan (35), after the exhaust fan (35) is started for 60 seconds, the differential pressure alarm (35) is still lower than the differential pressure alarm (35) is set by the variable frequency converter (3), the variable frequency alarm is used for outputting the variable frequency alarm unit (37), the static pressure signal detection sensor (32), the electric regulating valve (34), the frequency converter (37) and the pressure difference alarm (36) are electrically connected with the controller (8).
3. The organic exhaust system according to claim 1, wherein the first main exhaust pipe (5) is sequentially provided with a static pressure signal feedback table (51), a first regulating valve (52), a first water outlet (53) and a first pressure difference sensor (54) from left to right, the static pressure signal feedback table (51) is used for directly displaying and feeding back the pressure difference of the input end of the first main exhaust pipe (5), the first water outlet (53) is used for discharging waste water generated in the first main exhaust pipe (5), the first pressure difference sensor (54) is used for monitoring and feeding back the pressure difference at the joint of the first main exhaust pipe (5) and the activated carbon adsorption box (2), and the first pressure difference sensor (54) is electrically connected with the controller (8).
4. An organic exhaust system according to claim 3, characterized in that the first water outlet (53) is connected to a drain trap (55) for preventing outdoor bad smell or flying insects from entering the first main exhaust pipe (5) through the drain pipe.
5. An organic exhaust system according to claim 1, characterized in that both ends of the activated carbon adsorption tank (2) are provided with a second regulating valve (22) for regulating the opening and closing of the pipeline.
6. An organic exhaust system according to claim 1, characterized in that the activated carbon adsorption tank (2) consists of a plurality of purifying devices (21), the purifying devices (21) being used for purifying the organic gas output from the process plant organic exhaust stack (1).
7. An organic exhaust system according to claim 1, characterized in that the exhaust tower (4) section is further provided with a second drain opening for draining the exhaust tower (4) waste water.
8. An organic exhaust system according to claim 2, characterized in that the first regulating valve (52), the second regulating valve (22), the third regulating valve (31) and the fourth regulating valve (38) are manual valves for manually regulating the opening and closing of the pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222103917.7U CN219775950U (en) | 2022-08-10 | 2022-08-10 | Organic exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222103917.7U CN219775950U (en) | 2022-08-10 | 2022-08-10 | Organic exhaust system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219775950U true CN219775950U (en) | 2023-09-29 |
Family
ID=88129578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222103917.7U Active CN219775950U (en) | 2022-08-10 | 2022-08-10 | Organic exhaust system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219775950U (en) |
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2022
- 2022-08-10 CN CN202222103917.7U patent/CN219775950U/en active Active
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