CN116212486A - Low-temperature methanol washing and filtering device - Google Patents
Low-temperature methanol washing and filtering device Download PDFInfo
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- CN116212486A CN116212486A CN202310498173.XA CN202310498173A CN116212486A CN 116212486 A CN116212486 A CN 116212486A CN 202310498173 A CN202310498173 A CN 202310498173A CN 116212486 A CN116212486 A CN 116212486A
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- inlet pipe
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 288
- 238000005406 washing Methods 0.000 title claims abstract description 41
- 238000001914 filtration Methods 0.000 title claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 118
- 238000009826 distribution Methods 0.000 claims abstract description 52
- 238000002347 injection Methods 0.000 claims abstract description 22
- 239000007924 injection Substances 0.000 claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 19
- 238000010926 purge Methods 0.000 claims abstract description 18
- 239000010865 sewage Substances 0.000 claims abstract description 11
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 38
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 239000002253 acid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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Abstract
The invention provides a low-temperature methanol washing and filtering device, and belongs to the technical field of separation. The invention provides a low-temperature methanol washing and filtering device which comprises a tank body, a purging component and a cleaning component, wherein a methanol injection pipe and a methanol discharge pipe are arranged on the tank body, and a filter plate is arranged in the tank body; the purging component is arranged above the filter plate and comprises an air inlet pipe, an exhaust pipe and a jet head, the lower end of the air inlet pipe is arranged on the jet head, jet holes are distributed on the jet head, and the air inlet pipe is externally connected with a high-pressure air source; the cleaning component is arranged above the filter plate and comprises a water inlet pipe, a sewage drain pipe and an annular water distribution pipe, wherein the annular water distribution pipe is arranged at the lower end of the water inlet pipe, the annular water distribution pipe is arranged along the circumferential direction of the inner side wall of the tank body, a water spraying hole is formed in the annular water distribution pipe, the upper end of the water inlet pipe is externally connected with a high-pressure water source, and the sewage drain pipe is arranged at the lower end of the tank body. The invention provides a low-temperature methanol washing and filtering device, wherein a purging component and a cleaning component are used for cleaning a filter plate on line.
Description
Technical Field
The invention belongs to the technical field of separation, and particularly relates to a low-temperature methanol washing and filtering device.
Background
In chemical production using coal as raw material, the produced crude synthesis gas contains a large amount of redundant CO 2 、H 2 S, COS, which are unfavorable for production, and the low-temperature methanol washing process is widely applied in the field of gas purification due to the characteristics of high purification degree, high automation degree, low process energy consumption and the like, and is the preferred process for gas purification in the coal chemical industry. The low-temperature methanol washing process uses cold methanol as an absorption solvent, and uses methanol to carry out low-temperature treatment on acid gas (CO) 2 、H 2 S, COS, etc.) to remove acid gas from raw material gas, reducing pressure and heating the methanol absorbed with acid gas, reducing the solubility of methanol to acid gas, releasing acid gas, regenerating methanol, and recycling the regenerated methanol. In the circulating process of the methanol, impurities such as solid particles contained in the raw gas can enter the circulation along with the methanol, so that the cleanliness of the methanol is reduced, the impurities in the methanol can be filtered by using a filter, the impurities are left in the filter, along with the extension of the service time,the impurity increases in the filter, leads to the filter to take place to block up, generally needs to carry out the device and shut down, removes the filter core in the filter, clears up the filter core, and the clearance degree of difficulty is big, consumes time and labor, and the washing expense is high, influences the long period steady operation of device.
Disclosure of Invention
The invention aims to provide a low-temperature methanol washing and filtering device and aims to solve the problem that a filter in a low-temperature methanol washing process is difficult to clean.
In order to achieve the above purpose, the invention adopts the following technical scheme: provided is a low-temperature methanol washing and filtering device, comprising:
the methanol injection device comprises a tank body, wherein a methanol injection pipe is arranged at the lower end of the tank body, a methanol discharge pipe is arranged at the upper end of the tank body, a filter plate is arranged between the inner side walls of the tank body, and the filter plate is arranged between the methanol injection pipe and the methanol discharge pipe;
the purging component is arranged above the filter plate and comprises an air inlet pipe, an exhaust pipe and a jet head, wherein the air inlet pipe penetrates through the upper top wall of the tank body, the lower end of the air inlet pipe is arranged on the jet head, a plurality of jet holes are uniformly distributed on the jet head, the upper end of the air inlet pipe is externally connected with a high-pressure air source, and the exhaust pipe is arranged at the upper end of the tank body;
the cleaning assembly is arranged above the filter plate and comprises a water inlet pipe, a sewage drain pipe and an annular water distribution pipe, the water inlet pipe penetrates through the upper top wall of the tank body, the annular water distribution pipe is arranged at the lower end of the water inlet pipe and is arranged along the circumference of the inner side wall of the tank body, a plurality of water spraying holes are formed in the lower end face of the annular water distribution pipe, a high-pressure water source is externally connected to the upper end of the water inlet pipe, and the sewage drain pipe is arranged at the lower end of the tank body.
In a possible implementation manner, a centrifugal assembly is further provided, the centrifugal assembly comprises a rotating motor and a rotating column, the rotating motor is arranged on the outer side wall of the tank body, the rotating columns are respectively arranged at the left end and the right end of the filter plate, the rotating columns penetrate through the side wall of the tank body, the driving end of the rotating motor is matched with the free end of the rotating column, and the rotating motor drives the rotating column to rotate.
In one possible implementation manner, the left and right sides of the filter plate are respectively provided with a magnetic attraction sealing piece, the magnetic attraction sealing piece comprises an electromagnet, a magnetic attraction cover and a tension spring, the inner side wall of the tank body is provided with a magnetic attraction groove, the electromagnet is arranged at the bottom of the magnetic attraction groove, the magnetic attraction cover is arranged at the left/right end part of the filter plate, the tension spring is arranged between the magnetic attraction cover and the end surface of the filter plate, the tension spring has a tension force for pulling the magnetic attraction cover to the filter plate, and the magnetic attraction cover is matched with the magnetic attraction groove.
In one possible implementation manner, sliding seals are arranged on the front side and the rear side of the filter plate, each sliding seal comprises a pushing cylinder, a pushing plate and a sealing gasket, a sliding groove is formed in the inner side wall of the tank body, the pushing cylinders are arranged at the bottom of the sliding groove, the pushing plates are arranged at one ends, far away from the inner side wall of the tank body, of the pushing cylinders, the sealing gasket is arranged on the other side of the pushing plates, and the pushing cylinders push the sealing gaskets to be tightly pressed on the front side/the rear side of the filter plate.
In one possible implementation, the sealing gasket is located between two groups of the magnetic suction covers, the sealing gasket is in interference fit with the two groups of the magnetic suction covers, and the thickness of the sealing gasket is larger than that of the side wall of the magnetic suction cover.
In one possible implementation, the inner side wall of the tank body is provided with a water pipe support, and the annular water distribution pipe is erected on the water pipe support.
In one possible implementation manner, the two groups of annular water distribution pipes are arranged and comprise an outer water distribution pipe and an inner water distribution pipe which are distributed in a shape of a Chinese character 'hui', a connecting pipe is arranged between the outer water distribution pipe and the inner water distribution pipe, and the lower end of the water inlet pipe is arranged on the connecting pipe.
In one possible implementation manner, the jet head is hemispherical, the air inlet pipe is arranged at the center of the top of the jet head, and the air spraying holes are uniformly distributed on the lower cambered surface of the jet head.
In one possible implementation, the methanol discharge pipe is disposed at a side wall of the tank, and the exhaust pipe is disposed at a side wall of the tank.
In one possible implementation manner, the methanol injection pipe is provided with a first valve, the methanol discharge pipe is provided with a second valve, the air inlet pipe is provided with a third valve, the air outlet pipe is provided with a fourth valve, the water inlet pipe is provided with a fifth valve, and the sewage discharge pipe is provided with a sixth valve.
The low-temperature methanol washing and filtering device provided by the invention has the beneficial effects that:
compared with the prior art, be provided with the jar body, purge the subassembly and wash the subassembly, jar internal portion is provided with working space, jar body upper end and lower extreme are provided with methyl alcohol discharge pipe and methyl alcohol injection tube respectively, be provided with the filter in the middle of the jar body, be used for filtering the methyl alcohol, purge the subassembly setting in the filter top, be used for purging the impurity on the filter, purge the subassembly including the intake pipe, blast pipe and jet head, the upper roof of jar body is run through to the intake pipe, the jet head sets up the lower extreme at the blast pipe, it has a plurality of fumaroles to distribute on the jet head, the upper end of blast pipe is connected to the high-pressure gas, the high-pressure gas sprays on the filter through the fumaroles, clean the filter, it sets up in the filter top to wash the impurity on the filter, wash the subassembly includes the inlet tube, blow off pipe and annular water distribution pipe, the inlet tube runs through the upper roof of jar body, annular water distribution pipe sets up the lower extreme at the inlet tube, annular water distribution pipe sets up between the inside wall of jar body along circumference, the lower terminal surface of annular water distribution pipe is provided with a plurality of holes, the upper end of high-pressure connection, the high-pressure connection's upper end, the high-pressure gas sprays the filter on the filter through the fumaroles, the blast pipe is further on the filter through the water jet, the filter need not to be demolish the water jet, clean the filter on the filter, on the filter can be further water jet.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic vertical sectional view of a low temperature methanol washing filter according to an embodiment of the present invention;
FIG. 2 is a schematic top view of an annular water distribution pipe according to an embodiment of the present invention;
FIG. 3 is a schematic top view of a filter plate according to an embodiment of the present invention;
fig. 4 is a schematic view of a horizontal cross-sectional structure of a filter plate used in an embodiment of the present invention.
In the figure: 1. a tank body; 2. a methanol injection tube; 3. a filter plate; 4. a methanol discharge pipe; 5. an air inlet pipe; 6. an exhaust pipe; 7. a jet head; 8. a gas injection hole; 9. a water inlet pipe; 10. a blow-down pipe; 11. an outer water distribution pipe; 12. an inner water distribution pipe; 13. a connecting pipe; 14. a water pipe bracket; 15. a rotating motor; 16. rotating the column; 17. an electromagnet; 18. a magnetic suction cover; 19. a tension spring; 20. a pushing cylinder; 21. a pushing plate; 22. a sealing gasket; 23. a first valve; 24. a second valve; 25. a third valve; 26. a fourth valve; 27. a fifth valve; 28. and a sixth valve.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 and 2, a specific embodiment of a low-temperature methanol washing and filtering device provided by the invention is now described, and the low-temperature methanol washing and filtering device comprises a tank body 1, a purging component and a cleaning component, wherein a methanol injection pipe 2 is arranged at the lower end of the tank body 1, a methanol discharge pipe 4 is arranged at the upper end of the tank body 1, a filter plate 3 is arranged between the inner side walls of the tank body 1, and the filter plate 3 is arranged between the methanol injection pipe 2 and the methanol discharge pipe 4; the purging component is arranged above the filter plate 3 and comprises an air inlet pipe 5, an exhaust pipe 6 and a jet head 7, wherein the air inlet pipe 5 penetrates through the upper top wall of the tank body 1, the lower end of the air inlet pipe 5 is arranged on the jet head 7, a plurality of jet holes 8 are uniformly distributed on the jet head 7, the upper end of the air inlet pipe 5 is externally connected with a high-pressure air source, and the exhaust pipe 6 is arranged at the upper end of the tank body 1; the cleaning component is arranged above the filter plate 3, the cleaning component comprises a water inlet pipe 9, a sewage drain pipe 10 and an annular water distribution pipe, the water inlet pipe 9 penetrates through the upper top wall of the tank body 1, the annular water distribution pipe is arranged at the lower end of the water inlet pipe 9, the annular water distribution pipe is circumferentially arranged along the inner side wall of the tank body 1, a plurality of water spray holes are formed in the lower end face of the annular water distribution pipe, the upper end of the water inlet pipe 9 is externally connected with a high-pressure water source, and the sewage drain pipe 10 is arranged at the lower end of the tank body 1.
Compared with the prior art, the low-temperature methanol washing and filtering device provided by the invention is provided with the tank body 1, the purging component and the cleaning component, wherein a working space is arranged in the tank body 1, the upper end and the lower end of the tank body 1 are respectively provided with the methanol discharging pipe 4 and the methanol injecting pipe 2, the middle part of the inside of the tank body 1 is provided with the filter plate 3 for filtering methanol, the purging component is arranged above the filter plate 3 for purging impurities on the filter plate 3, the purging component comprises the air inlet pipe 5, the air outlet pipe 6 and the air jet head 7, the air inlet pipe 5 penetrates through the upper top wall of the tank body 1, the air jet head 7 is arranged at the lower end of the air outlet pipe 6, the air jet head 7 is provided with a plurality of air jet holes 8, a high-pressure air source is connected with the upper end of the air outlet pipe 6, high-pressure air is sprayed on the filter plate 3 through the air jet holes 8, the filter plate 3 is cleaned, the cleaning component is arranged above the filter plate 3 and is used for cleaning the impurities on the filter plate 3, the cleaning component comprises the water inlet pipe 9, the drain pipe 10 and an annular water distribution pipe, the water inlet pipe 9 penetrates through the upper top wall of the tank body 1, the lower end of the water distribution pipe is arranged at the lower end of the water inlet pipe 9, the annular water distribution pipe is arranged along the water jet pipe and is further connected with the water jet pipe 3 through the water jet hole, and is removed at the upper end of the water jet pipe 3, and the upper end of the water jet pipe is further cleaned by the water jet pipe 3.
Specifically, referring to fig. 1 and 2, in a low-temperature methanol washing flow line, a plurality of groups of low-temperature methanol washing filters can be arranged in parallel, in the running process of the low-temperature methanol washing flow line, a tank 1 to be cleaned can be stopped and cleaned independently, the running of other tank 1 is not affected, the whole low-temperature methanol washing flow line is not required to be stopped, the low-temperature methanol washing filter comprises a tank 1, a purging component and a cleaning component, a working space is arranged in the tank 1, a methanol injection pipe 2 is arranged at the lower end of the tank 1, a filter plate 3 is arranged in the middle of the tank 1, a methanol discharge pipe 4 is arranged at the upper end of the tank 1, the methanol discharge pipe 4 is arranged above the filter plate 3, methanol is injected into the tank 1 from the lower methanol injection pipe 2, the filter plate 3 filters the methanol, the filter plate 3 intercepts impurities below the filter plate 3, filtered methanol is discharged from the tank body 1 through the methanol discharge pipe 4, the purging component and the cleaning component are arranged above the filter plate 3, when the filter plate 3 needs to be cleaned, firstly, the methanol in the tank body 1 is emptied through the blow-down pipe 10, the blow-down pipe 10 is closed, high-pressure gas is injected into the air inlet pipe 5 through the high-pressure gas source, the high-pressure gas is sprayed onto the filter plate 3 through the air injection holes 8 on the air injection head 7, the filter plate 3 is primarily cleaned, part of impurities are blown off the filter plate 3, the high-pressure water source is blown down at the lower part of the tank body 1, the high-pressure water source injects high-pressure water flow into the annular water distribution pipe, the high-pressure water flow is sprayed onto the filter plate 3 through the water injection holes, the filter plate 3 is further cleaned, the impurity on the filter plate 3 is cleaned, the blow-down pipe 10 is opened, the cleaning water is discharged through the blow-down pipe 10, and the filter plate 3 does not need to be dismantled, the filter plate 3 can be cleaned on line.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1, 3 and 4, a centrifugal assembly is further provided, the centrifugal assembly comprises a rotating motor 15 and a rotating column 16, the rotating motor 15 is arranged on the outer side wall of the tank body 1, the rotating column 16 is respectively arranged at the left end and the right end of the filter plate 3, the rotating column 16 penetrates through the side wall of the tank body 1, the driving end of the rotating motor 15 is matched with the free end of the rotating column 16, and the rotating motor 15 drives the rotating column 16 to rotate.
Specifically, please refer to fig. 1, 3 and 4, a centrifugal component is provided, the centrifugal component includes a rotating motor 15 disposed on the outer side wall of the tank 1 and a rotating column 16 disposed on the end of the filter plate 3, the rotating column 16 is provided with two groups, which are disposed on the left and right ends of the filter plate 3, the rotating column 16 is disposed on the central line of the filter plate 3, the rotating column 16 penetrates through the side wall of the tank 1, the rotating motor 15 is disposed on one side of the rotating column 16, the driving end of the rotating motor 15 is matched with the free end of the rotating column 16, the rotating motor 15 drives the rotating column 16 to rotate, the filter plate 3 is driven to rotate in the tank 1, impurities on the filter plate 3 are thrown out by the aid of centrifugal force generated by rotation, cleaning effect is enhanced, residual water drops on the filter plate 3 can be thrown out, and drying of the filter plate 3 is facilitated.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1, 3 and 4, magnetic attraction sealing members are respectively arranged at the left side and the right side of the filter plate 3, each magnetic attraction sealing member comprises an electromagnet 17, a magnetic attraction cover 18 and a tension spring 19, a magnetic attraction groove is arranged on the inner side wall of the tank body 1, the electromagnet 17 is arranged at the bottom of the magnetic attraction groove, the magnetic attraction cover 18 is covered at the left/right end part of the filter plate 3, the tension spring 19 is arranged between the magnetic attraction cover 18 and the end surface of the filter plate 3, the tension spring 19 has a tension force for pulling the magnetic attraction cover 18 towards the filter plate 3, and the magnetic attraction cover 18 is matched with the magnetic attraction groove.
Specifically, please refer to fig. 1, fig. 3 and fig. 4, the left and right sides of the filter plate 3 are respectively provided with a magnetic attraction sealing member, the magnetic attraction sealing member increases the tightness between the left and right ends of the filter plate 3 and the inner side wall of the tank body 1, the filtering effect of the filter plate 3 is enhanced, the magnetic attraction sealing member comprises an electromagnet 17, a magnetic attraction cover 18 and a tension spring 19, the magnetic attraction cover 18 is provided with two groups and is respectively covered at the left and right ends of the filter plate 3, the magnetic attraction cover 18 is matched with the filter plate 3, the tension spring 19 is arranged between the end surfaces of the magnetic attraction cover 18 and the filter plate 3, the tension spring 19 has a pulling force for pulling the magnetic attraction cover 18 towards the filter plate 3, the electromagnet 17 is arranged at the bottom of a magnetic attraction groove positioned at the inner side wall of the tank body 1, the electromagnet 17 is matched with the magnetic attraction cover 18, the electromagnet 17 is started, the magnetic attraction cover 18 moves towards the electromagnet 17 and is tightly attached to the electromagnet 17, the magnetic attraction cover 18 is still covered at the left/right end part of the filter plate 3, the electromagnet 17 is started, the filter plate 3 is prevented from rotating in the use process, the filtering effect is affected, the electromagnet 17 is closed, the electromagnet 17 is separated from the electromagnet 17, the motor 17 is stopped from rotating, the electromagnet 15 is stopped from rotating, the electromagnet 16 is driven to rotate, and the electromagnet 17 is turned, and the electromagnet 15 is turned to be turned on, and the position of the electromagnet 15 is turned conveniently.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1, 3 and 4, sliding sealing members are arranged on the front side and the rear side of the filter plate 3, the sliding sealing members comprise a pushing cylinder 20, a pushing plate 21 and a sealing gasket 22, a sliding groove is arranged on the inner side wall of the tank body 1, the pushing cylinder 20 is arranged at the bottom of the sliding groove, the pushing plate 21 is arranged at one end of the pushing cylinder 20 away from the inner side wall of the tank body 1, the sealing gasket 22 is arranged on the other side of the pushing plate 21, and the pushing cylinder 20 pushes the sealing gasket 22 to be tightly pressed on the front side/the rear side of the filter plate 3.
Specifically, please refer to fig. 1, 3 and 4, the front and back sides of the filter plate 3 are respectively provided with a sliding seal, the sliding seal increases the tightness between the front and back ends of the filter plate 3 and the inner side wall of the tank body 1, the filtering effect of the filter plate 3 is enhanced, the sliding seal comprises a pushing cylinder 20, a pushing plate 21 and a sealing gasket 22, the inner side wall of the tank body 1 is provided with a sliding groove, the pushing cylinder 20 is horizontally arranged and is arranged at the bottom of the sliding groove, the other end of the pushing cylinder 20 is sequentially provided with the pushing plate 21 and the sealing gasket 22, the pushing cylinder 20 pushes the sealing gasket 22 to be tightly pressed on the front/back side of the filter plate 3, the sealing effect is enhanced, the pushing cylinder 20 pushes the sealing gasket 22 to be away from the filter plate 3, and the rotating column 16 is driven to rotate by the rotating motor 15 conveniently.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1, 3 and 4, a sealing gasket 22 is located between two sets of magnetic suction covers 18, the sealing gasket 22 is in interference fit with the two sets of magnetic suction covers 18, and the thickness of the sealing gasket 22 is greater than the thickness of the side wall of the magnetic suction cover 18.
Specifically, referring to fig. 1, 3 and 4, in the activated state of the electromagnet 17, the sealing pad 22 is located between the ends of two sets of opposite magnetic suction covers 18, the sealing pad 22 is in interference fit with the two sets of magnetic suction covers 18, the thickness of the side wall of the magnetic suction cover 18 is smaller than that of the sealing pad 22, gaps are left between the sealing pad 22 and the magnetic suction cover 18, the sealing effect of the sealing pad 22 is enhanced, when the rotating motor 15 needs to be started, the pushing cylinder 20 is controlled, the sealing pad 22 is pushed to be far away from the filter plate 3, the electromagnet 17 is closed, the magnetic suction cover 18 is separated from the electromagnet 17, the magnetic suction cover 18 moves towards the filter plate 3, the rotating motor 15 drives the rotating column 16 to rotate, when the rotating motor 15 stops rotating, the electromagnet 17 is started, magnetic suction force is generated to the magnetic suction cover 18, the filter plate 3 is reset, the pushing cylinder 20 is controlled, the sealing pad 22 is tightly pressed on the side wall of the filter plate 3, and the sealing effect is enhanced.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1 and 2, a water pipe support 14 is arranged on the inner side wall of the tank 1, and the water pipe support 14 is erected on the water pipe support 14.
Specifically, referring to fig. 1 and 2, the water pipe brackets 14 are provided with a plurality of groups, the water pipe brackets 14 are horizontally arranged and vertically arranged on the inner side wall of the tank body 1, the water pipe brackets 14 are uniformly arranged along the circumferential direction of the inner side wall of the tank body 1, and the water pipe brackets 14 are used for supporting the water pipe brackets 14, so that the stability of the device is improved.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1 and 2, two groups of annular water distribution pipes are arranged in a shape of a Chinese character 'hui', a connecting pipe 13 is arranged between an outer water distribution pipe 11 and an inner water distribution pipe 12, and the lower end of a water inlet pipe 9 is arranged on the connecting pipe 13.
Specifically, referring to fig. 1 and 2, the annular water distribution pipe includes an outer water distribution pipe 11 and an inner water distribution pipe 12, the outer water distribution pipe 11 is disposed at the outer side of the inner water distribution pipe 12, the outer water distribution pipe 11 and the inner water distribution pipe 12 are arranged in a shape of a Chinese character 'hui', the outer water distribution pipe 11 and the inner water distribution pipe 12 are all erected on a water pipe bracket 14, a connecting pipe 13 is communicated with the outer water distribution pipe 11 and the inner water distribution pipe 12, the lower end of a water inlet pipe 9 is disposed on the connecting pipe 13, two groups of water inlet pipes 9 are disposed at two sides of an air inlet pipe 5, and cleaning force and cleaning area are increased.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1 and 2, a jet head 7 is hemispherical, an air inlet pipe 5 is arranged at the center of the top of the jet head 7, and air spraying holes 8 are uniformly distributed on the lower cambered surface of the jet head 7.
Specifically, referring to fig. 1 and 2, the jet head 7 is hemispherical, the top of the jet head 7 is a plane, the air inlet pipe 5 is disposed at the center of the top of the jet head 7, and the air injection holes 8 are uniformly distributed on the lower cambered surface of the jet head 7, so as to increase the purge area.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1, a methanol discharging pipe 4 is disposed on a side wall of a tank 1, and a discharging pipe 6 is disposed on a side wall of the tank 1.
Specifically, referring to fig. 1, the methanol discharge pipe 4 and the exhaust pipe 6 are disposed on the side wall of the tank 1, so as to facilitate the discharge of methanol or gas.
As a specific embodiment of the low-temperature methanol washing and filtering device provided by the invention, referring to fig. 1, a first valve 23 is arranged on a methanol injection pipe 2, a second valve 24 is arranged on a methanol discharge pipe 4, a third valve 25 is arranged on an air inlet pipe 5, a fourth valve 26 is arranged on an air outlet pipe 6, a fifth valve 27 is arranged on a water inlet pipe 9, and a sixth valve 28 is arranged on a sewage drain pipe 10.
Specifically, referring to fig. 1, the methanol injection pipe 2, the methanol discharge pipe 4, the air inlet pipe 5, the air outlet pipe 6, the water inlet pipe 9, and the drain pipe 10 are provided with valves for controlling opening and closing, which are a first valve 23, a second valve 24, a third valve 25, a fourth valve 26, a fifth valve 27, and a sixth valve 28, respectively.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. A low temperature methanol washing filter device, comprising:
the methanol injection device comprises a tank body, wherein a methanol injection pipe is arranged at the lower end of the tank body, a methanol discharge pipe is arranged at the upper end of the tank body, a filter plate is arranged between the inner side walls of the tank body, and the filter plate is arranged between the methanol injection pipe and the methanol discharge pipe;
the purging component is arranged above the filter plate and comprises an air inlet pipe, an exhaust pipe and a jet head, wherein the air inlet pipe penetrates through the upper top wall of the tank body, the lower end of the air inlet pipe is arranged on the jet head, a plurality of jet holes are uniformly distributed on the jet head, the upper end of the air inlet pipe is externally connected with a high-pressure air source, and the exhaust pipe is arranged at the upper end of the tank body;
the cleaning assembly is arranged above the filter plate and comprises a water inlet pipe, a sewage drain pipe and an annular water distribution pipe, the water inlet pipe penetrates through the upper top wall of the tank body, the annular water distribution pipe is arranged at the lower end of the water inlet pipe and is arranged along the circumference of the inner side wall of the tank body, a plurality of water spraying holes are formed in the lower end face of the annular water distribution pipe, a high-pressure water source is externally connected to the upper end of the water inlet pipe, and the sewage drain pipe is arranged at the lower end of the tank body.
2. The low-temperature methanol washing and filtering device according to claim 1, further comprising a centrifugal assembly, wherein the centrifugal assembly comprises a rotating motor and a rotating column, the rotating motor is arranged on the outer side wall of the tank body, the rotating columns are respectively arranged at the left end and the right end of the filter plate, the rotating columns penetrate through the side wall of the tank body, the driving end of the rotating motor is matched with the free end of the rotating column, and the rotating motor drives the rotating column to rotate.
3. The low-temperature methanol washing and filtering device according to claim 2, wherein magnetic attraction sealing pieces are respectively arranged on the left side and the right side of the filter plate, each magnetic attraction sealing piece comprises an electromagnet, a magnetic attraction cover and a tension spring, a magnetic attraction groove is formed in the inner side wall of the tank body, the electromagnet is arranged at the bottom of the magnetic attraction groove, the magnetic attraction cover is arranged at the left/right end part of the filter plate, the tension springs are arranged between the magnetic attraction cover and the end surface of the filter plate, and the tension springs have a tension force for pulling the magnetic attraction cover towards the filter plate, and the magnetic attraction cover is matched with the magnetic attraction groove.
4. A low temperature methanol washing filter apparatus as claimed in claim 3, wherein sliding seals are provided on both sides of the filter plate, the sliding seals include a pushing cylinder, a pushing plate and a gasket, the inner side wall of the tank is provided with a sliding groove, the pushing cylinder is provided at the bottom of the sliding groove, the pushing plate is provided at one end of the pushing cylinder away from the inner side wall of the tank, the gasket is provided at the other side of the pushing plate, and the pushing cylinder pushes the gasket to press against the front/rear sides of the filter plate.
5. The low temperature methanol washing filter device as in claim 4, wherein the gasket is located between two sets of the magnetic shields, the gasket is in interference fit with the two sets of the magnetic shields, and the gasket is thicker than the side wall of the magnetic shields.
6. The low-temperature methanol washing and filtering device as recited in claim 1, wherein a water pipe bracket is arranged on the inner side wall of the tank body, and the annular water distribution pipe is arranged on the water pipe bracket.
7. The low-temperature methanol washing and filtering device according to claim 6, wherein two groups of annular water distribution pipes are arranged, the two groups of annular water distribution pipes comprise an outer water distribution pipe and an inner water distribution pipe which are distributed in a shape like a Chinese character 'hui', a connecting pipe is arranged between the outer water distribution pipe and the inner water distribution pipe, and the lower end of the water inlet pipe is arranged on the connecting pipe.
8. The low-temperature methanol washing and filtering device as claimed in claim 1, wherein the jet head is hemispherical, the air inlet pipe is arranged at the top center of the jet head, and the air spraying holes are uniformly distributed on the lower cambered surface of the jet head.
9. The low temperature methanol washing and filtering apparatus as recited in claim 1 wherein the methanol discharge pipe is disposed at a side wall of the tank, and the exhaust pipe is disposed at a side wall of the tank.
10. The low-temperature methanol washing and filtering device according to claim 1, wherein the methanol injection pipe is provided with a first valve, the methanol discharge pipe is provided with a second valve, the air inlet pipe is provided with a third valve, the air outlet pipe is provided with a fourth valve, the water inlet pipe is provided with a fifth valve, and the sewage discharge pipe is provided with a sixth valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310498173.XA CN116212486A (en) | 2023-05-06 | 2023-05-06 | Low-temperature methanol washing and filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310498173.XA CN116212486A (en) | 2023-05-06 | 2023-05-06 | Low-temperature methanol washing and filtering device |
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| Publication Number | Publication Date |
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| CN116212486A true CN116212486A (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310498173.XA Pending CN116212486A (en) | 2023-05-06 | 2023-05-06 | Low-temperature methanol washing and filtering device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206853252U (en) * | 2017-06-14 | 2018-01-09 | 内蒙古伊泰化工有限责任公司 | Cleaning device for methanol filtering |
| CN211285515U (en) * | 2019-11-18 | 2020-08-18 | 四川建筑职业技术学院 | water gate |
| CN212962427U (en) * | 2020-09-10 | 2021-04-13 | 开封迪尔空分实业有限公司 | A blowdown structure for air separation equipment |
| CN213995098U (en) * | 2020-12-14 | 2021-08-20 | 漳州市龙文翰苑化工有限公司 | Methanol filtering device |
| DE212020000674U1 (en) * | 2020-11-30 | 2022-02-10 | Shaoxing Gaofeng Printing And Dyeing Co., Ltd. | Wastewater treatment plant from printing and dyeing plants |
-
2023
- 2023-05-06 CN CN202310498173.XA patent/CN116212486A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206853252U (en) * | 2017-06-14 | 2018-01-09 | 内蒙古伊泰化工有限责任公司 | Cleaning device for methanol filtering |
| CN211285515U (en) * | 2019-11-18 | 2020-08-18 | 四川建筑职业技术学院 | water gate |
| CN212962427U (en) * | 2020-09-10 | 2021-04-13 | 开封迪尔空分实业有限公司 | A blowdown structure for air separation equipment |
| DE212020000674U1 (en) * | 2020-11-30 | 2022-02-10 | Shaoxing Gaofeng Printing And Dyeing Co., Ltd. | Wastewater treatment plant from printing and dyeing plants |
| CN213995098U (en) * | 2020-12-14 | 2021-08-20 | 漳州市龙文翰苑化工有限公司 | Methanol filtering device |
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