CN216878247U - Alkyd resin filter equipment - Google Patents
Alkyd resin filter equipment Download PDFInfo
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- CN216878247U CN216878247U CN202122743180.0U CN202122743180U CN216878247U CN 216878247 U CN216878247 U CN 216878247U CN 202122743180 U CN202122743180 U CN 202122743180U CN 216878247 U CN216878247 U CN 216878247U
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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Abstract
The utility model discloses an alkyd resin filtering device.A three-layer stacked filter screen is arranged in a primary filter, an outlet at the bottom of the filter is connected with a No. 1 pump and then divided into two paths, one path is connected with a feeding valve and then connected with the upper part of a stirring tank, the top of the stirring tank is provided with a feeding port, and an outlet at the bottom is connected with a No. 2 pump and a valve after the pump and then connected with the bottom of a secondary filter; the secondary filter is internally provided with a plurality of filter plate groups which are arranged side by side and have intervals with each other, each filter plate group is formed by combining two filter plates together and has a gap with each other, a pipeline at the middle lower part is communicated with the gap of the filter plates, the left end of the pipeline is divided into two paths, one path of the pipeline is provided with a circulating pipe valve and is connected with the upper part of the stirring tank, and the other path of the pipeline is connected with a discharge port valve, a condenser and a finished product resin receiving tank; an overflow port at the upper part of the secondary filter is connected with a nitrogen inlet valve and an overflow port valve and then connected with the top of the stirring tank; the right end of the middle-lower pipeline is connected with a solvent outlet valve and then connected with the upper part of a solvent tank, and the outlet at the bottom of the tank is connected with a No. 3 pump and a solvent inlet valve and then connected with the bottom of a secondary filter; the other path of the pump outlet of the No. 1 pump is connected with the straight-through valve and then connected with the bottom of the secondary filter.
Description
Technical Field
The utility model relates to the technical field of alkyd resin production equipment, in particular to an alkyd resin filtering device.
Background
The main raw materials for producing the low-grade alkyd resin are waste animal and vegetable oil, benzoic acid, pool material terephthalic acid, textile waste material terylene slurry blocks and the like, wherein the textile waste material terylene contains 1-4% of impurities including aluminum flakes, small-particle gravels, dust and the like, and the viscosity of the synthesized resin is higher.
Disclosure of Invention
The utility model aims to provide an alkyd resin filtering device which has the advantages of good filtering effect, high efficiency, difficult blockage of a filter screen and resin fineness meeting the national standard requirement.
In order to achieve the purpose, the alkyd resin passing device comprises a first-stage filter 2, a pump 3 No. 1, a stirring tank 4, a pump 5 No. 2, a second-stage filter 8, a condenser 10, a finished product resin receiving tank 11, a solvent tank 15 and a pump 16 No. 3; the three-layer stacked filter screen 2-1 is arranged in the primary filter 2, the feeding pipeline 1 is arranged at the upper part of the filter, the primary filter cover 2-2 is arranged at the top of the filter, and the outlet pipeline at the bottom of the filter is connected with the inlet of the pump No. 1 3; the outlet pipeline of the pump No. 1 is divided into two paths, one path is connected to the upper part of the stirring tank 4 through a pipeline with a feeding valve 7-1, the top of the stirring tank 4 is provided with a feeding port 4-1, the outlet pipeline at the bottom of the stirring tank 4 is connected with the inlet of the pump No. 2 5, the outlet of the pump No. 2 5 is connected to the bottom of a secondary filter 8 through a pipeline with a pump rear valve 6, and the top of the filter is provided with a secondary filter cover 8-3; the secondary filter 8 is internally provided with a plurality of filter plate groups 8-2 which are arranged together with intervals, each filter plate group 8-2 is formed by combining two filter plates, a gap is formed between the two filter plates, and a middle-lower pipeline 8-1 arranged in the secondary filter is communicated with the gap of each filter plate group; the left end of the middle-lower pipeline 8-1 is divided into two paths, one path is connected to the upper part of the stirring tank 4 through a pipeline with a circulating pipe valve 12, and the other path is sequentially connected with a discharge port valve 9, a condenser 10 and a finished product resin receiving tank 11; the upper part of the secondary filter 8 is provided with an overflow port above the filter plate group 8-2, and the overflow port is connected to the top of the stirring tank 4 through a pipeline with a nitrogen inlet valve 14 and an overflow port valve 13; the right end of the middle-lower pipeline 8-1 is connected to the upper part of a solvent tank 15 through a pipeline with a solvent outlet valve 18, and the bottom outlet of the solvent tank 15 is connected to the bottom of a secondary filter 8 after being connected with a No. 3 pump 16 and a solvent inlet valve 17; the other path of the outlet of the No. 1 pump 3 is connected to the bottom of a secondary filter 8 through a pipeline with a direct valve 7.
The alkyd resin filtering device has the following technical characteristics and benefits and effects:
1. the primary filter consisting of the three stacked filter screens can continuously filter and remove coarse impurities of the alkyd resin, and the problem that the filter screen is easy to block when the high-viscosity alkyd resin is filtered is solved;
2. the diatomite and the filter plate in the secondary filter are combined to form a filter cake filtering mode, so that fine impurities can be effectively removed, and the fineness of the filtered alkyd resin meets the national standard requirement;
3. each filter plate group in the secondary filter is arranged at a certain distance, and the two outer sides of each filter plate group contact resin in the filter, so that the contact area between the filter plates and the resin is maximized, and the filtering efficiency is high;
4. the diatomite in the secondary filter forms filter cakes, the filter cakes can be used for filtering the resin repeatedly after the solvent is circularly cleaned, and the resin solvent which is contained in the solvent tank and used for cleaning once can be recycled, so that the utilization rate is improved, and the cost is reduced.
Drawings
FIG. 1 is a schematic diagram of the construction of an alkyd resin filter according to the present invention.
Reference numerals: the device comprises a feeding pipeline 1, a primary filter 2, a three-layer stacked filter screen 2-1, a primary filter cover 2-2, a pump No. 13, a stirring tank 4, a feeding port 4-1, a pump No. 2 5, a pump rear valve 6, a straight-through valve 7, a feeding valve 7-1, a secondary filter 8, a middle-lower pipeline 8-1, a filter plate group 8-2, a secondary filter cover 8-3, a discharge port valve 9, a condenser 10, a finished resin receiving tank 11, a circulating pipe valve 12, an overflow port valve 13, a nitrogen inlet valve 14, a solvent tank 15, a pump No. 3 16, a solvent inlet valve 17 and a solvent outlet valve 18.
Detailed Description
The alkyd resin filter of the present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in FIG. 1, the alkyd resin passing device of the present invention comprises 1m3First-stage filter 2, pump No. 13, 7m3Stirring tank 4, No. 2 pump 5 and 5m3Second filter 8, condenser 10, 20m3Finished product resin receiving tank 11, 20m3Solvent tank 15 and pump No. 3 16; the three-layer stacked filter screen 2-1 is arranged in the primary filter 2, the feeding pipeline 1 is arranged at the upper part of the filter, the primary filter cover 2-2 is arranged at the top of the filter, and the outlet pipeline at the bottom of the filter is connected with the inlet of the pump No. 1 3; the outlet pipeline of the pump No. 1 is divided into two paths, one path is connected to the upper part of the stirring tank 4 through a pipeline with a feeding valve 7-1, the top of the stirring tank 4 is provided with a feeding port 4-1, the outlet pipeline at the bottom of the stirring tank 4 is connected with the inlet of the pump No. 2 5, the outlet of the pump No. 2 5 is connected to the bottom of a secondary filter 8 through a pipeline with a pump rear valve 6, and the top of the filter is provided with a secondary filter cover 8-3; the secondary filter 8 is internally provided with a plurality of filter plate groups 8-2 which are arranged together with intervals, each filter plate group 8-2 is formed by combining two filter plates, a gap is formed between the two filter plates, and a middle-lower pipeline 8-1 arranged in the secondary filter is communicated with the gap of each filter plate group; the left end of the middle-lower pipeline 8-1 is divided into two paths, one path is connected to the upper part of the stirring tank 4 through a pipeline with a circulating pipe valve 12, and the other path is sequentially connected with a discharge port valve 9, a condenser 10 and a finished product resin receiving tank 11; the upper part of the secondary filter 8 is provided with an overflow port above the filter plate group 8-2, and the overflow port is connected to the top of the stirring tank 4 through a pipeline with a nitrogen inlet valve 14 and an overflow port valve 13; the right end of the middle lower pipeline 8-1 is connected to the upper part of a solvent tank 15 through a pipeline with a solvent outlet valve 18, and the bottom outlet of the solvent tank 15 is connected with a No. 3 pump 16 and a solventThe inlet valve 17 is connected to the bottom of the secondary filter 8; the other path of the outlet of the No. 1 pump 3 is connected to the bottom of a secondary filter 8 through a pipeline with a direct valve 7.
The alkyd resin filtering device comprises the following specific operation steps:
the first step is as follows: the diluted alkyd resin product enters 1m of a three-layer stacked filter screen 2-1 arranged in the alkyd resin product through a feeding pipeline 13In the first-stage filter 2, alkyd resin is sequentially filtered by an inner filter screen, a middle filter screen and an outer filter screen in three layers to remove coarse particle impurities, so that primary filtering is completed; opening the cover 2-2 of the first-stage filter, taking out the three-layer stacked filter screen 2-1 and cleaning coarse impurities on the filter screen;
the second step is that: the alkyd resin after being filtered for one time to remove coarse impurities is conveyed to 7m through a pipeline after passing through a feeding valve 7-1 by a No. 1 pump 33Stirring tank 4, starting stirring, and stirring at 7m3Adding diatomite into the stirring tank 4 from a feeding port 4-1, and removing coarse impurities to obtain alkyd resin with particle size of 7m3The stirring tank 4 is mixed with diatomite and stirred uniformly;
the third step: 7m3The resin in the stirring tank 4 is uniformly mixed with diatomite, pumped by a No. 2 pump 5 to 5m with a plurality of filter plate groups 8-2 arranged in the inner and arranged together with intervals3The two-stage filter 8, each filter plate group 8-2 is formed by two filter plates which are combined together, a gap exists between the two filter plates, the middle and lower pipelines 8-1 in the two-stage filter are communicated with the gaps of the filter plate groups, and resin or solvent in the two-stage filter 8 can only enter the middle and lower pipelines 8-1 through the gaps in the middle of each filter plate group and is conveyed to 7m through the pipelines3The stirring tank 4 or the condenser 10; 5m3The middle upper part of the secondary filter 8 is provided with an overflow port pipeline with an overflow port valve 13, and the function of the overflow port pipeline is that the overflow port pipeline is 5m3The resin in the secondary filter 8 can enter 7m from the overflow port pipeline after submerging the filter plate3The stirring tank 4 closes the overflow port valve 13 after the overflow is finished, and performs circulating filtration: alkyd resin containing diatomaceous earth at 7m by pump No. 2, 53Stirred tanks 4 and 5m3The secondary filter 8 is circulated, diatomite is attached to the outer side of each filter plate group 8-2 during the circulation process to form filter cakes,the fine impurities adhere to the surface of the filter cake due to the difficulty of passing through the filter cake, and the resin penetrates the filter cake into the middle gap of each filter plate group 8-2 and then into the middle gap of 5m3And the middle lower part pipe 8-1 of the secondary filter 8 is conveyed to 7m3The stirring tank 4 realizes circulating filtration;
the fourth step: after the alkyd resin is circularly filtered until the fineness is qualified, a discharge port valve 9 is switched, the alkyd resin is conveyed into a condenser 10 for further condensation, and the condensed finished alkyd resin flows to 20m3Temporarily storing the finished product resin in an intermediate tank 11;
the fifth step: after the filter cake formed by diatomite is filtered by the amount of one circulation, the resin after one filtration is directly pumped to 5m through a No. 1 pump 3, a straight-through valve 7 and a pipeline3Second filter 8, again by 5m3A middle lower pipeline 8-1 in the secondary filter 8 is conveyed to the stirring tank 4, and is circularly filtered by a No. 2 pump 5, and the third step and the fourth step are repeated;
and a sixth step: when 5m3Secondary filters 8 and 7m3The resin of the stirring tank 4 of (2) was filtered and transferred to 20m3After the finished resin intermediate tank 11, the cleaning solvent is pumped to 5m by a No. 3 pump 163The residual resin in the secondary filter 8 is dissolved in the solvent, and the solvent also enters the gap between the two filter plates of each filter plate group 8-2 from the filter cake of each filter plate group 8-2 and then enters the gap of 5m3The middle lower pipe 8-1 of the secondary filter 8 is conveyed to 20m through a pipe with a solvent outlet valve 183The solvent tank 15 is circularly cleaned through a No. 3 pump 16, so that the resin in the diatomite is quickly cleaned, and the resin solvent which is cleaned once and has certain solid content can be pumped back into the dilution kettle for reuse; the washed diatomite filter cake can be repeatedly subjected to the fifth step of recycling and filtering resin for multiple times; the resin solvent in the diatomaceous earth filter cake after washing for a plurality of times was blown out with nitrogen through the nitrogen inlet valve 14 and pressed to 20m3The cover 8-3 of the secondary filter is opened, each group of filter plates are taken out, the diatomite filter cake is scraped off, and then 5m of filter plates are filled in the solvent tank 153In the secondary filter 8, a complete operation flow is formed.
Claims (1)
1. An alkyd filter device, characterized by: the device comprises a primary filter (2), a pump (3) No. 1, a stirring tank (4), a pump (5) No. 2, a secondary filter (8), a condenser (10), a finished resin receiving tank (11), a solvent tank (15) and a pump (16) No. 3; the three-layer stacked filter screen (2-1) is arranged in the primary filter (2), the upper part of the filter is provided with a feeding pipeline (1), the top of the filter is provided with a primary filter cover (2-2), and an outlet pipeline at the bottom of the filter is connected with an inlet of a pump (3) No. 1; the outlet pipeline of the pump No. 1 (3) is divided into two paths, one path is connected to the upper part of the stirring tank (4) through a pipeline with a feeding valve (7-1), the top of the stirring tank (4) is provided with a feeding port (4-1), the outlet pipeline at the bottom of the stirring tank (4) is connected with the inlet of the pump No. 2 (5), the outlet of the pump No. 2 (5) is connected to the bottom of a secondary filter (8) through a pipeline with a pump rear valve (6), and the top of the filter is provided with a secondary filter cover (8-3); a plurality of filter plate groups (8-2) are arranged in the secondary filter (8) at intervals, each filter plate group (8-2) is formed by combining two filter plates, a gap is formed between the two filter plates, and a middle-lower pipeline (8-1) is arranged in the secondary filter and communicated with the gap of each filter plate group; the left end of the middle-lower pipeline (8-1) is divided into two paths, one path is connected to the upper part of the stirring tank (4) through a pipeline with a circulating pipe valve (12), and the other path of pipeline is sequentially connected with a discharge port valve (9), a condenser (10) and a finished product resin receiving tank (11); an overflow port is arranged at the upper part of the secondary filter (8) above the filter plate group (8-2), and the overflow port is connected to the top of the stirring tank (4) through a pipeline with a nitrogen inlet valve (14) and an overflow port valve (13); the right end of the middle-lower pipeline (8-1) is connected to the upper part of a solvent tank (15) through a pipeline with a solvent outlet valve (18), and the bottom outlet of the solvent tank (15) is connected to the bottom of a secondary filter (8) after being connected with a No. 3 pump (16) and a solvent inlet valve (17); the other path of the outlet of the No. 1 pump (3) is connected to the bottom of a secondary filter (8) through a pipeline with a straight-through valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122743180.0U CN216878247U (en) | 2021-11-10 | 2021-11-10 | Alkyd resin filter equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122743180.0U CN216878247U (en) | 2021-11-10 | 2021-11-10 | Alkyd resin filter equipment |
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| CN216878247U true CN216878247U (en) | 2022-07-05 |
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| CN202122743180.0U Active CN216878247U (en) | 2021-11-10 | 2021-11-10 | Alkyd resin filter equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114130109A (en) * | 2021-11-10 | 2022-03-04 | 龙岩卓越生物基材料有限公司 | Alkyd resin filter equipment |
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2021
- 2021-11-10 CN CN202122743180.0U patent/CN216878247U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114130109A (en) * | 2021-11-10 | 2022-03-04 | 龙岩卓越生物基材料有限公司 | Alkyd resin filter equipment |
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