CN210448600U - NMP waste gas recovery device - Google Patents
NMP waste gas recovery device Download PDFInfo
- Publication number
- CN210448600U CN210448600U CN201921405009.5U CN201921405009U CN210448600U CN 210448600 U CN210448600 U CN 210448600U CN 201921405009 U CN201921405009 U CN 201921405009U CN 210448600 U CN210448600 U CN 210448600U
- Authority
- CN
- China
- Prior art keywords
- pipe
- nmp
- gas recovery
- communicated
- pipes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses an NMP waste gas recovery device, which comprises a water tank, a refrigerator and two condenser pipes, wherein the refrigerator and the condenser pipes are respectively arranged in the water tank, the NMP waste gas recovery device also comprises a filter, a processing fan, a VOC concentration rotating wheel, a recovery box and a regenerative heater, and the VOC concentration rotating wheel is also connected with the regenerative heater through another condenser pipe; the condenser pipe comprises an inlet end, an outlet end and a plurality of shunt pipes, one end of each shunt pipe is communicated with the inlet end, the other end of each shunt pipe is communicated with the outlet end, and the shunt pipes are arranged around the central axis of the condenser pipe. The concentrated runner of VOC is connected with regenerative heater through another condenser pipe, prevents that the high temperature that regenerative heater produced from evaporating NMP, has a large amount of coolants between two adjacent shunt tubes, helps reducing the temperature of condenser pipe rapidly, improves NMP waste gas recovery device's recovery efficiency.
Description
Technical Field
The utility model relates to a waste gas recovery technical field especially relates to a NMP waste gas recovery device.
Background
In the lithium cell production process, the coating machine toasts the case and can produce high temperature NMP waste gas, and wherein NMP waste gas contains a large amount of harmful substance, can not directly discharge, has disclosed multiple NMP recovery unit among the prior art, has disclosed a heat exchanger and NMP waste gas recovery system like Chinese utility model patent CN206930193U, utilizes the low problem of the recovery efficiency that heat exchanger and NMP waste gas recovery system can the poor recovery efficiency that leads to of heat exchanger heat transfer effect among the prior art, has reached the technological effect that improves recovery efficiency. There are cases where the condensation effect is not good enough.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the NMP waste gas recovery device with a good condensation effect is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: an NMP waste gas recovery device comprises a water tank, a refrigerator and two condensation pipes, wherein the refrigerator and the condensation pipes are respectively contained in the water tank, the NMP waste gas recovery device also comprises a filter, a processing fan, a VOC concentration rotating wheel, a recovery tank and a regenerative heater, and the filter, the processing fan, the condensation pipes, the VOC concentration rotating wheel and the recovery tank are sequentially communicated; the VOC concentration rotating wheel is also connected with a regenerative heater through another condensation pipe, and an air outlet of the regenerative heater is communicated with an air inlet of a baking box of the coating machine;
the condenser pipe comprises an inlet end, an outlet end and a plurality of shunt pipes, one end of each shunt pipe is communicated with the inlet end, the other end of each shunt pipe is communicated with the outlet end, and the shunt pipes are arranged around the central axis of the condenser pipe.
Further, a plurality of the shunt pipes are enclosed into a sphere.
Further, the water tank comprises a first tank body, a second tank body and a channel, the first tank body is communicated with the second tank body through the channel, the refrigerator is located in the first tank body, and the condensation pipe is located in the second tank body.
Further, the passageway includes inlet tube and outlet pipe, still including locating the water pump between first cell body and the outlet pipe, first cell body and second cell body pass through inlet tube and outlet pipe communicate.
Furthermore, the number of the second groove bodies is two, and the two second groove bodies are arranged in one-to-one correspondence with the two condensation pipes.
Furthermore, be equipped with the temperature alarm who is used for monitoring the temperature on the condenser pipe, temperature alarm includes temperature sensor and the controller of electricity connection.
Further, the model of the temperature sensor is DS18B20, and the model of the controller is STC89C52 RC.
The beneficial effects of the utility model reside in that: the concentrated runner of VOC is connected with regenerative heater through another condenser pipe, prevents that the high temperature that regenerative heater produced from evaporating NMP, and a large amount of coolants that exist between two adjacent shunt tubes help reducing the temperature of condenser pipe rapidly, improves NMP waste gas recovery device's recovery efficiency.
Drawings
Fig. 1 is a flowchart of an NMP exhaust gas recovery apparatus according to a first embodiment of the present invention;
fig. 2 is a schematic view of a water tank structure of an NMP exhaust gas recovery device according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a condensation pipe of an NMP exhaust gas recovery device according to a first embodiment of the present invention.
Description of reference numerals:
1. a water tank;
11. a first tank body;
12. a second tank body;
13. a water inlet pipe;
14. a water outlet pipe;
15. a water pump;
2. a refrigerator;
3. a condenser tube;
31. an inlet end;
32. an outlet end;
33. a shunt tube;
4. a filter;
5. a processing fan;
6. a VOC concentration rotating wheel;
7. a recycling bin;
8. a regenerative heater;
9. a temperature alarm;
91. a temperature sensor;
92. a controller;
10. coating machine baking oven.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: the other condensation pipe can prevent NMP from being evaporated by high temperature generated by the regenerative heater, and a large amount of cooling liquid existing between two adjacent shunt pipes can help to quickly reduce the temperature of the condensation pipe.
Referring to fig. 1 to 3, an NMP waste gas recovery device includes a water tank 1, a refrigerator 2, two condensation pipes 3, a filter 4, a processing fan 5, a VOC concentration wheel 6, a recovery tank 7, and a regenerative heater 8, wherein the refrigerator 2 and the condensation pipes 3 are respectively accommodated in the water tank 1, and the filter 4, the processing fan 5, the condensation pipes 3, the VOC concentration wheel 6, and the recovery tank 7 are sequentially communicated; the VOC concentration rotating wheel 6 is also connected with a regenerative heater 8 through another condensation pipe 3, and an air outlet of the regenerative heater 8 is communicated with an air inlet of a coating machine baking box 10;
the condensation pipe 3 comprises an inlet end 31, an outlet end 32 and a plurality of dividing pipes 33, one ends of the dividing pipes 33 are communicated with the inlet end 31, the other ends of the dividing pipes 33 are communicated with the outlet end 32, and the dividing pipes 33 are arranged around the central axis of the condensation pipe 3.
The utility model discloses a structural principle brief follows as follows: the other condenser pipe is arranged between the VOC concentration rotating wheel and the regenerative heater, so that the NMP waste gas which is not completely cooled is prevented from evaporating from the VOC concentration rotating wheel to the regenerative heater and reflowing to the baking box of the coating machine; and there is a large amount of coolants between a plurality of shunt tubes body that encircle the condenser pipe central axis setting, and the area of contact of coolant liquid and shunt tubes is great moreover, can take away the heat on the condenser pipe rapidly, prevents that NMP waste gas from being met the thermal evaporation.
From the above description, the beneficial effects of the present invention are: the concentrated runner of VOC is connected with regenerative heater through another condenser pipe, prevents that the high temperature that regenerative heater produced from evaporating NMP, has a large amount of coolants between two adjacent shunt tubes, helps reducing the temperature of condenser pipe rapidly, improves NMP waste gas recovery device's recovery efficiency.
Further, a plurality of the shunt tubes 33 are formed in a spherical shape.
As can be seen from the above description, the existence of the flowing cooling liquid in the center of the sphere can increase the condensation rate of the condensation tube.
Further, the water tank 1 comprises a first tank body 11, a second tank body 12 and a channel, the first tank body 11 is communicated with the second tank body 12 through the channel, the refrigerator 2 is located in the first tank body 11, and the condensation pipe 3 is located in the second tank body 12.
Further, the channel comprises a water inlet pipe 13, a water outlet pipe 14 and a water pump 15 arranged between the first tank body 11 and the water outlet pipe 14, and the first tank body 11 and the second tank body 12 are communicated through the water inlet pipe 13 and the water outlet pipe 14.
According to the above description, the cooling liquid forms stable circulation in the water inlet pipe and the water outlet pipe, which is beneficial to the cooling liquid to condense and cool the condensation pipe.
Further, the number of the second tank bodies 12 is two, and the two second tank bodies 12 are arranged in one-to-one correspondence with the two condensation pipes 3.
As can be seen from the above description, the condensing pipes are arranged on the two tank bodies, so that a good condensing effect is achieved.
Further, be equipped with the temperature alarm 9 that is used for monitoring the temperature on condenser pipe 3, temperature alarm 9 includes temperature sensor 91 and the controller 92 of electricity connection.
Further, the model of the temperature sensor 91 is DS18B20, and the model of the controller 92 is STC89C52 RC.
As can be seen from the above description, the temperature alarm can be used to prompt the user to shut down for maintenance or to replace condensate.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: an NMP waste gas recovery device comprises a water tank 1, a refrigerator 2 and two condensation pipes 3, wherein the refrigerator 2 and the condensation pipes 3 are respectively accommodated in the water tank 1, the NMP waste gas recovery device also comprises a filter 4, a processing fan 5, a VOC concentration rotating wheel 6, a recovery box 7 and a regenerative heater 8, and the filter 4, the processing fan 5, the condensation pipes 3, the VOC concentration rotating wheel 6 and the recovery box 7 are sequentially communicated; the VOC concentration rotating wheel 6 is also connected with a regenerative heater 8 through another condensation pipe 3, and an air outlet of the regenerative heater 8 is communicated with an air inlet of a coating machine baking box 10;
the condensation pipe 3 comprises an inlet end 31, an outlet end 32 and a plurality of dividing pipes 33, one ends of the dividing pipes 33 are communicated with the inlet end 31, the other ends of the dividing pipes 33 are communicated with the outlet end 32, and the dividing pipes 33 are arranged around the central axis of the condensation pipe 3.
Preferably, a plurality of the shunt tubes 33 are formed in a spherical shape, it is easy to understand that a cooling liquid exists among the shunt tubes 33, the cooling rate of the condensation pipe 3 is increased by increasing the contact area of the cooling liquid and the condensation pipe 3, and optionally, the cooling liquid is liquid water.
The water tank 1 comprises a first tank body 11, a second tank body 12 and a channel, wherein the first tank body 11 is communicated with the second tank body 12 through the channel, the refrigerator 2 is positioned in the first tank body 11, and the condensation pipe 3 is positioned in the second tank body 12.
Optionally, the channel includes a water inlet pipe 13 and a water outlet pipe 14, and further includes a water pump 15 arranged between the first tank body 11 and the water outlet pipe 14, the first tank body 11 and the second tank body 12 are communicated through the water inlet pipe 13 and the water outlet pipe 14, and the cooling liquid in the water tank 1 forms a fixed flow direction through the water inlet pipe 13 and the water outlet pipe 14, so that the circulation of the cooling liquid is accelerated.
Referring to fig. 2, in this embodiment, the number of the second tank bodies 12 is two, and the two second tank bodies 12 and the two condensation pipes 3 are arranged in a one-to-one correspondence manner, with reference to fig. 1, one of the condensation pipes 3 is arranged between the processing fan 5 and the VOC concentration rotating wheel 6, and the other condensation pipe 3 is arranged between the VOC concentration rotating wheel 6 and the regeneration heater 8.
In detail, a temperature alarm 9 for monitoring temperature is arranged on the condensation pipe 3, the temperature alarm 9 comprises a temperature sensor 91 and a controller 92 which are electrically connected, specifically, the model of the temperature sensor 91 is DS18B20, and the model of the controller 92 is STC89C52 RC.
To sum up, the utility model provides a NMP waste gas recovery device, VOC concentrated runner are connected with regenerative heater through another condenser pipe, prevent that the high temperature that regenerative heater produced from evaporating NMP, have a large amount of coolants between two adjacent shunt tubes, help reducing the temperature of condenser pipe rapidly, improve NMP waste gas recovery device's recovery efficiency.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (7)
1. The NMP waste gas recovery device comprises a water tank, a refrigerator and two condensation pipes, wherein the refrigerator and the condensation pipes are respectively accommodated in the water tank, and the NMP waste gas recovery device is characterized in that: the device comprises a filter, a processing fan, a VOC concentration rotating wheel, a recovery box and a regenerative heater, wherein the filter, the processing fan, a condenser pipe, the VOC concentration rotating wheel and the recovery box are communicated in sequence; the VOC concentration rotating wheel is also connected with a regenerative heater through another condensation pipe, and an air outlet of the regenerative heater is communicated with an air inlet of a baking box of the coating machine;
the condenser pipe comprises an inlet end, an outlet end and a plurality of shunt pipes, one end of each shunt pipe is communicated with the inlet end, the other end of each shunt pipe is communicated with the outlet end, and the shunt pipes are arranged around the central axis of the condenser pipe.
2. An NMP exhaust gas recovery apparatus according to claim 1, characterized in that: a plurality of the shunt tubes enclose a sphere.
3. An NMP exhaust gas recovery apparatus according to claim 1, characterized in that: the water tank comprises a first tank body, a second tank body and a channel, the first tank body is communicated with the second tank body through the channel, the refrigerator is located in the first tank body, and the condensation pipe is located in the second tank body.
4. An NMP off-gas recovery apparatus according to claim 3, wherein: the channel comprises a water inlet pipe, a water outlet pipe and a water pump arranged between the first groove body and the water outlet pipe, and the first groove body and the second groove body are communicated through the water inlet pipe and the water outlet pipe.
5. An NMP off-gas recovery apparatus according to claim 3, wherein: the number of the second groove bodies is two, and the two second groove bodies are arranged in one-to-one correspondence with the two condensation pipes.
6. An NMP exhaust gas recovery apparatus according to claim 1, characterized in that: the condenser pipe is provided with a temperature alarm for monitoring temperature, and the temperature alarm comprises a temperature sensor and a controller which are electrically connected.
7. An NMP off-gas recovery apparatus according to claim 6, wherein: the model of the temperature sensor is DS18B20, and the model of the controller is STC89C52 RC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921405009.5U CN210448600U (en) | 2019-08-26 | 2019-08-26 | NMP waste gas recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921405009.5U CN210448600U (en) | 2019-08-26 | 2019-08-26 | NMP waste gas recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210448600U true CN210448600U (en) | 2020-05-05 |
Family
ID=70432133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921405009.5U Active CN210448600U (en) | 2019-08-26 | 2019-08-26 | NMP waste gas recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210448600U (en) |
-
2019
- 2019-08-26 CN CN201921405009.5U patent/CN210448600U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102242946A (en) | Concentrated heat supply system for reclaiming smoke afterheat by absorption heat pump | |
| CN107400076A (en) | A kind of NMP in working procedure of coating lithium ion cell recovery essence steams purifying plant | |
| CN107447811A (en) | The air water fetching device and method that multistage runner and refrigerating plant combine | |
| CN104645649A (en) | Liquid distillation equipment | |
| CN205774224U (en) | A kind of NMP in working procedure of coating lithium ion cell reclaims essence and steams purifying plant | |
| CN204656030U (en) | A kind of liquid distillation equipment | |
| CN102748963B (en) | Closed water cooling system with double-evaporative cooling pressure | |
| CN212832916U (en) | High-salinity wastewater purification device | |
| CN206660867U (en) | A kind of acid mist recycling purifier of cold-rolling pickling line provided with big specification tube-type graphite acid mist condenser | |
| CN210448600U (en) | NMP waste gas recovery device | |
| CN202757502U (en) | Hot medium self-circulating heat exchanger with adjustable load | |
| CN205138284U (en) | Spiral fin heat tube | |
| CN110882553A (en) | Low-temperature vacuum evaporator | |
| CN207160133U (en) | The air water fetching device that multistage runner and refrigerating plant combine | |
| CN217367211U (en) | Lithium ion battery production NMP recovery unit | |
| CN209271106U (en) | A kind of heating conduit anti-flammability gas circulation desorption organic waste gas recycling system | |
| CN211084271U (en) | Clean district temperature humidity control device | |
| CN210198133U (en) | Cooling device for sulfuric acid purification | |
| CN106730942A (en) | A kind of salt organic waste water low-temperature evaporation crystallization apparatus high | |
| CN203798034U (en) | Evaporative condenser | |
| CN208852648U (en) | A kind of novel NMP waste gas recovering device | |
| CN206424596U (en) | A kind of high salt organic waste water low-temperature evaporation crystallization apparatus | |
| CN207471849U (en) | A kind of stable type tubulation cooling device | |
| CN205391761U (en) | Quick chemical industry evaporimeter | |
| CN206996204U (en) | A kind of processing system for condensing recovery industrial methanol waste gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |