CN218944581U - Production line for synthesizing ethylene glycol by diethyl oxalate catalysis - Google Patents
Production line for synthesizing ethylene glycol by diethyl oxalate catalysis Download PDFInfo
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- CN218944581U CN218944581U CN202320041163.9U CN202320041163U CN218944581U CN 218944581 U CN218944581 U CN 218944581U CN 202320041163 U CN202320041163 U CN 202320041163U CN 218944581 U CN218944581 U CN 218944581U
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- treatment box
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- ethylene glycol
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
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Abstract
The utility model discloses a production line for synthesizing ethylene glycol by diethyl oxalate through catalysis, which comprises a feeding device, a reactor, a separating tank, a distiller, a receiving device and an exhaust gas treatment device, wherein the feeding device is connected with the reactor, the reactor is connected with the separating tank, the separating tank is connected with the distiller, the distiller is connected with the receiving device and the exhaust gas treatment device, the exhaust gas treatment device comprises a treatment box, a filter block is arranged in the treatment box, an air inlet pipe communicated with the inside of the treatment box is arranged on the outer wall of one side of the treatment box, and the air inlet pipe is connected with the distiller. Compared with the prior art, the utility model uses two power sources to accelerate the filtering speed of waste gas and the rotation of the hollow transmission tube, the structure of the utility model has more compact connection, more convenient use, energy consumption saving and stronger practicability.
Description
Technical Field
The utility model relates to the technical field of glycol synthesis, in particular to a production line for synthesizing glycol by diethyl oxalate catalysis.
Background
Ethylene glycol, also called ethylene glycol, 1, 2-ethylene glycol, is abbreviated as EG, is the simplest dihydric alcohol, is colorless, odorless and sweet liquid, has low toxicity to animals, can be mutually dissolved with water and acetone, has low solubility in ethers, is used as a solvent, an antifreezing agent and a raw material for synthesizing terylene, and needs to be distilled and purified in the synthetic production process of the ethylene glycol, so that certain waste gas can be discharged.
Chinese patent No. CN215232764U proposes an exhaust gas treatment device for distillation and purification of waste glycol, which diffuses exhaust gas through a fan, so that the movement of exhaust gas can be accelerated, thereby filtering can be fast, and a transmission pipe is driven to rotate by gear transmission, so that after passing in sterile water, the transmission pipe can spill the sterile water, and can be combined with purified exhaust gas, but in the application document, two power sources are required for accelerating the filtering speed of exhaust gas and the rotation of the transmission pipe, so that the consumption of energy sources is increased, the whole structure is not compact, the use is inconvenient, and the practicability is low.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a production line for synthesizing ethylene glycol by diethyl oxalate catalysis.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a production line of diethyl oxalate catalytic synthesis ethylene glycol, includes feeding device, reactor, knockout drum, distiller, material collecting device and exhaust-gas treatment device, feeding device links to each other with the reactor, reactor and knockout drum link to each other, knockout drum and distiller link to each other, material collecting device and exhaust-gas treatment device are connected to the distiller, exhaust-gas treatment device includes the treatment box, the inside of treatment box is provided with the filter block, be provided with the intake pipe rather than inside being linked together on the outer wall of one side of treatment box, the intake pipe is connected with the distiller, be provided with the mechanism of blowing that is located filter block one side on the treatment box, be provided with the disinfection mechanism that is located the filter block opposite side on the treatment box, be provided with the drive mechanism that is connected with mechanism and disinfection mechanism of blowing on the treatment box.
Preferably, the blowing mechanism comprises a second rotating shaft which is arranged on one side wall of the treatment box in a penetrating way and is rotationally connected with the treatment box, and a fan blade is fixedly arranged on the outer side wall of one end of the second rotating shaft, which is positioned inside the treatment box.
Preferably, the disinfection mechanism is including running through the hollow transmission pipe that sets up on another lateral wall of handling the case and rotate with it and be connected, the one end that the hollow transmission pipe is located the outside of handling the case is equipped with rotary joint, be equipped with evenly distributed's apopore on the one end lateral wall that the hollow transmission pipe is located the handling the incasement, fixed mounting has the mount on another lateral wall of handling the case, be provided with the disinfection water tank that is located the hollow transmission pipe below on another lateral wall of handling the case, be provided with the water pump on the disinfection water tank, the inlet tube of water pump is connected with the disinfection water tank, the outlet pipe of water pump runs through the mount and is connected with rotary joint.
Preferably, the transmission mechanism comprises two fixed plates fixedly mounted on the outer side wall of one end of the treatment box, one end of the fixing frame is fixedly mounted on one fixed plate of the treatment box, two same first rotating shafts which are rotatably connected with the fixed plates are penetrated and arranged on the fixed plates, a servo motor is fixedly mounted on the fixing frame, one end of the first rotating shaft penetrates through the fixing frame and is fixedly connected with an output shaft of the servo motor, a fourth gear and a second gear are fixedly mounted on the outer side wall of the first rotating shaft, a first gear is fixedly mounted at one end of the second rotating shaft, which is positioned outside the treatment box, a first driving belt is arranged between the first gear and the second gear, a third gear is fixedly mounted on the outer side wall of one end of the hollow driving pipe, which is positioned outside the treatment box, and a second driving belt is arranged between the third gear and the fourth gear.
Preferably, a drain pipe communicated with the sterilizing water tank is arranged on the treatment tank.
Preferably, the fixing frame is U-shaped.
The utility model has the beneficial effects that:
through setting up mechanism of blowing, disinfection mechanism and drive mechanism, can realize the rotation of flabellum and cavity transmission pipe through starting servo motor, in comparing prior art, use two power supply to realize accelerating the rotation of filtration rate and cavity transmission pipe of waste gas, this application file structural connection is compacter, and it is more convenient to use, has saved the energy consumption, and the practicality is stronger.
Drawings
FIG. 1 is a schematic representation of the synthetic production of the present utility model;
FIG. 2 is a schematic perspective view of an exhaust treatment device according to the present utility model;
FIG. 3 is a schematic perspective view of the other side of the exhaust treatment device of the present utility model;
fig. 4 is a schematic plan view of the inside of the exhaust gas treatment device of the present utility model.
In the figure: 1 treatment box, 2 intake pipe, 3 first gear, 4 first drive belt, 5 first pivot, 6 second gear, 7 fixed plates, 8 cavity drive tube, 9 mount, 10 servo motor, 11 second drive belt, 12 water pump, 13 outlet pipe, 14 third gear, 15 rotary joint, 16 fourth gear, 17 flabellum, 18 second pivot, 19 filter block, 20 disinfection water tank, 21 apopore, 22 drain pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a production line for synthesizing ethylene glycol by diethyl oxalate catalysis comprises a feeding device, a reactor, a separating tank, a distiller, a receiving device and an exhaust gas treatment device, wherein the feeding device is connected with the reactor, the reactor is connected with the separating tank, the separating tank is connected with the distiller, the distiller is connected with the receiving device and the exhaust gas treatment device, the exhaust gas treatment device comprises a treatment box 1, a filter block 19 is arranged in the treatment box 1, an air inlet pipe 2 communicated with the inside of the treatment box 1 is arranged on the outer wall of one side of the treatment box 1, the air inlet pipe 2 is connected with the distiller, a blowing mechanism positioned on one side of the filter block 19 is arranged on the treatment box 1, the blowing mechanism comprises a second rotating shaft 18 which is arranged on one side wall of the treatment box 1 in a penetrating manner and is rotationally connected with the filter block, and a fan blade 17 is fixedly arranged on the outer side wall of one end of the second rotating shaft 18 positioned in the treatment box 1;
the treatment box 1 is provided with a disinfection mechanism positioned on the other side of the filter block 19, the disinfection mechanism comprises a hollow transmission pipe 8 which is arranged on the other outer side wall of the treatment box 1 in a penetrating way and is rotationally connected with the hollow transmission pipe, one end of the hollow transmission pipe 8 positioned outside the treatment box 1 is provided with a rotary joint 15, the outer side wall of one end of the hollow transmission pipe 8 positioned in the treatment box 1 is provided with evenly distributed water outlet holes 21, the other outer side wall of the treatment box 1 is fixedly provided with a fixing frame 9, the fixing frame 9 is U-shaped, the other outer side wall of the treatment box 1 is provided with a disinfection water tank 20 positioned below the hollow transmission pipe 8, the disinfection water tank 20 is provided with a water pump 12, a water inlet pipe of the water pump 12 is connected with the disinfection water tank 20, a water outlet pipe 13 of the water pump 12 penetrates through the fixing frame 9 and is connected with the rotary joint 15, and the treatment box 1 is provided with a water outlet pipe 22 communicated with the disinfection water tank 20;
the treatment box 1 is provided with a transmission mechanism connected with a blowing mechanism and a disinfection mechanism, the transmission mechanism comprises two fixing plates 7 fixedly arranged on the outer side wall of one end of the treatment box 1, one end of a fixing frame 9 is fixedly arranged on one fixing plate 7 of the treatment box, the two fixing plates 7 are penetrated and provided with the same first rotating shaft 5 which is rotationally connected with the fixing plates, the fixing frame 9 is fixedly provided with a servo motor 10, one end of the first rotating shaft 5 penetrates and is fixedly connected with an output shaft of the servo motor 10, the outer side wall of the first rotating shaft 5 is fixedly provided with a fourth gear 16 and a second gear 6, one end of a second rotating shaft 18 which is positioned outside the treatment box 1 is fixedly provided with a first gear 3, a first driving belt 4 is arranged between the first gear 3 and the second gear 6, the outer side wall of one end of the hollow transmission tube 8 which is positioned outside the treatment box 1 is fixedly provided with a third gear 14, and a second driving belt 11 is arranged between the third gear 14 and the fourth gear 16.
When the utility model is used, the servo motor 10 is started, waste gas is introduced into the treatment tank 1 through the air inlet pipe 2, the servo motor 10 enables the first rotating shaft 5 to rotate, the first rotating shaft 5 rotates to drive the second gear 6 and the fourth gear 16 to rotate, the first gear 3, the second rotating shaft 18, the third gear 14 and the hollow driving pipe 8 are enabled to rotate through the arrangement of the first driving belt 4 and the second driving belt 11, the second rotating shaft 18 drives the fan blade 17 to rotate, so that the waste gas is quickly blown to the filter block 19, the waste gas is blown away to a certain extent, the filtering speed of the waste gas is improved, the water pump 12 pumps the sterilizing water in the sterilizing water tank 20 into the hollow driving pipe 8 through the water outlet pipe 13, and the sterilizing water in the hollow driving pipe 8 is quickly splashed out through the water outlet hole 21 when rotating, then the sterilizing water is in contact and mixed with the waste gas, and the bottom of the treatment tank 1 can be enabled to flow into the water tank 20 again through the arrangement of the drain pipe 22.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a production line of diethyl oxalate catalytic synthesis ethylene glycol, its characterized in that, including feeding device, reactor, knockout drum, distiller, material collecting device and exhaust gas treatment device, feeding device links to each other with the reactor, reactor and knockout drum link to each other, knockout drum and distiller link to each other, material collecting device and exhaust gas treatment device are connected to the distiller, exhaust gas treatment device includes treatment box (1), the inside of treatment box (1) is provided with filter block (19), be provided with intake pipe (2) that are linked together rather than inside on the one side outer wall of treatment box (1), intake pipe (2) are connected with the distiller, be provided with the mechanism of blowing that is located filter block (19) one side on treatment box (1), be provided with the disinfection mechanism that is located filter block (19) opposite side on treatment box (1), be provided with the drive mechanism that is connected with mechanism of blowing and disinfection mechanism.
2. The production line for synthesizing ethylene glycol by diethyl oxalate catalysis according to claim 1, wherein the blowing mechanism comprises a second rotating shaft (18) which is arranged on one side wall of the treatment box (1) in a penetrating manner and is rotationally connected with the treatment box, and fan blades (17) are fixedly arranged on the outer side wall of one end of the second rotating shaft (18) positioned in the treatment box (1).
3. The production line for synthesizing ethylene glycol by catalyzing diethyl oxalate according to claim 2, wherein the disinfection mechanism comprises a hollow transmission pipe (8) which is arranged on the other outer side wall of the treatment box (1) in a penetrating manner and is rotationally connected with the hollow transmission pipe, one end of the hollow transmission pipe (8) which is positioned outside the treatment box (1) is provided with a rotary joint (15), water outlets (21) which are uniformly distributed are formed in the outer side wall of one end of the hollow transmission pipe (8) which is positioned inside the treatment box (1), a fixing frame (9) is fixedly arranged on the other outer side wall of the treatment box (1), a disinfection water tank (20) which is positioned below the hollow transmission pipe (8) is arranged on the other outer side wall of the treatment box (1), a water pump (12) is arranged on the disinfection water tank (20), a water inlet pipe of the water pump (12) is connected with the disinfection water tank (20), and a water outlet pipe (13) of the water pump (12) penetrates through the fixing frame (9) and is connected with the rotary joint (15).
4. A production line for synthesizing ethylene glycol by catalyzing diethyl oxalate according to claim 3, characterized in that the transmission mechanism comprises two fixed plates (7) fixedly mounted on the outer side wall of one end of the treatment box (1), one end of the fixed frame (9) is fixedly mounted on one fixed plate (7) of the fixed frame, the same first rotating shaft (5) rotationally connected with the fixed plate (7) is penetrated and arranged on the fixed plate (7), the servo motor (10) is fixedly mounted on the fixed frame (9), one end of the first rotating shaft (5) penetrates through the fixed frame (9) and is fixedly connected with the output shaft of the servo motor (10), a fourth gear (16) and a second gear (6) are fixedly mounted on the outer side wall of the first rotating shaft (5), one end of the second rotating shaft (18) positioned outside the treatment box (1) is fixedly mounted with the first gear (3), a first driving belt (4) is arranged between the first gear (3) and the second gear (6), one end of the hollow driving tube (8) is positioned outside the treatment box (1), a third gear (14) is fixedly mounted on the outer side wall of the second gear (14), and a third driving belt (11) is arranged between the third gear (14).
5. A production line for the catalytic synthesis of ethylene glycol from diethyl oxalate according to claim 3, wherein the treatment tank (1) is provided with a drain pipe (22) in communication with the disinfection water tank (20).
6. A production line for catalytic synthesis of ethylene glycol from diethyl oxalate according to claim 3, wherein the fixing frame (9) is of a 'U' -shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320041163.9U CN218944581U (en) | 2023-01-08 | 2023-01-08 | Production line for synthesizing ethylene glycol by diethyl oxalate catalysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320041163.9U CN218944581U (en) | 2023-01-08 | 2023-01-08 | Production line for synthesizing ethylene glycol by diethyl oxalate catalysis |
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| Publication Number | Publication Date |
|---|---|
| CN218944581U true CN218944581U (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320041163.9U Active CN218944581U (en) | 2023-01-08 | 2023-01-08 | Production line for synthesizing ethylene glycol by diethyl oxalate catalysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218944581U (en) |
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2023
- 2023-01-08 CN CN202320041163.9U patent/CN218944581U/en active Active
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