CN220214234U - Feeding structure of reaction kettle material mixing groove - Google Patents
Feeding structure of reaction kettle material mixing groove Download PDFInfo
- Publication number
- CN220214234U CN220214234U CN202321401351.4U CN202321401351U CN220214234U CN 220214234 U CN220214234 U CN 220214234U CN 202321401351 U CN202321401351 U CN 202321401351U CN 220214234 U CN220214234 U CN 220214234U
- Authority
- CN
- China
- Prior art keywords
- filter
- gland
- reaction kettle
- filter element
- thick bamboo
- Prior art date
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Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 41
- 239000000463 material Substances 0.000 title claims abstract description 40
- 210000004907 gland Anatomy 0.000 claims abstract description 25
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000741 silica gel Substances 0.000 claims abstract description 5
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 5
- 230000000712 assembly Effects 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 14
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 14
- 241001330002 Bambuseae Species 0.000 abstract description 14
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 14
- 239000011425 bamboo Substances 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 6
- 239000008187 granular material Substances 0.000 abstract description 3
- 238000005056 compaction Methods 0.000 abstract description 2
- 239000000725 suspension Substances 0.000 abstract description 2
- 238000012856 packing Methods 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 10
- 238000003825 pressing Methods 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 239000007791 liquid phase Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
Abstract
The utility model provides a feeding structure of reation kettle batch tank, including two sets of filter components, each filter component of group all includes first, the second filter, first, the second filter all includes the open installation section of thick bamboo in upper portion, the gland, the suspension is provided with the support section of thick bamboo in the installation section of thick bamboo, be provided with a plurality of through-holes on the lateral wall of support section of thick bamboo, still include first, the second filter core, the packing has activated carbon granules in the filter bag of first filter core, the packing has silica gel granule in the filter bag of second filter core, first, the second filter core is packed respectively in the support section of thick bamboo of first, the second filter, and through the gland compaction of gland assembly in the nozzle of installation section of thick bamboo, set up the feed inlet on each gland, the bottom of each installation section of thick bamboo sets up the discharge gate, the feed inlet of two sets of filter components first filter is provided with first valve respectively, link to each other with the residual unreacted material source of polymerization, the discharge gate of second filter is provided with the second valve respectively for the feed. The utility model has simple structure and convenient maintenance, and can keep the continuous reaction of the reaction kettle without stopping.
Description
Technical Field
The utility model relates to the field of chemical industry, in particular to a feeding structure of a mixing tank of a reaction kettle.
Background
The chemical industry uses tetrafluoroethylene and hexafluoropropylene as raw materials to generate FEP in a reaction kettle. Typically, a plurality of reaction kettles A, B, C, D are configured by chemical enterprises, and each reaction kettle is provided with a material mixing groove. And after the polymerization reaction of the reaction kettle A, B, C is finished, the residual unreacted materials are recycled to a material mixing groove of the reaction kettle D, and enter the reaction kettle as raw materials to continuously react to generate FEP, so that the utilization rate of the raw materials is improved.
Because the residual unreacted materials after the polymerization reaction contain more impurities and self-polymers, if the materials are directly discharged to the material mixing tank of the reaction kettle D, the self-polymerization in the material mixing tank of the reaction kettle D is serious, and the material discharging pipeline of the reaction kettle D is frequently blocked to cause yield reduction and environmental pollution.
At present, a cloth bag filter is usually arranged on a material conveying pipeline between the reaction kettle A, B, C and the material mixing tank of the reaction kettle D, so that impurities and self-polymers contained in residual unreacted materials are filtered out. The filter with the structure is difficult to maintain, and each reaction kettle needs to be shut down in the maintenance process, so that the production efficiency of enterprises is reduced.
Therefore, how to design a feeding mechanism to solve the above-mentioned problems is a urgent problem for those skilled in the art.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a feeding structure of a material mixing tank of a reaction kettle, which has the advantages of simple structure and convenient maintenance, and can keep the reaction kettle to continuously react without stopping.
The technical scheme of the utility model is as follows: the utility model provides a feeding structure of reation kettle batch tank, includes two sets of filter components, and each filter component of group all includes first filter, second filter, and first filter, second filter all include the open installation section of thick bamboo in upper portion, gland, the suspension is provided with the support section of thick bamboo in the installation section of thick bamboo, is provided with a plurality of through-holes on the lateral wall of support section of thick bamboo, still includes first filter core, second filter core, first filter core, second filter core all include the filter cloth bag of sealing, are filled with the active carbon granule in the filter cloth bag of first filter core, are filled with silica gel granule in the filter cloth bag of second filter core, first filter core, second filter core are filled respectively in the support section of thick bamboo of first filter, second filter, and through gland assembly in the nozzle compaction of installation section of thick bamboo, set up the feed inlet on each gland, the bottom of each installation section of thick bamboo sets up the discharge gate, the feed inlet of first filter links to each other through the pipeline with the feed inlet of second filter, and the combination constitutes filter component, and the feed inlet of two sets of filter components first filter is provided with first valve respectively, links to each other with the polymerization reaction residual unreacted material source, and the second filter component of material is provided with the second valve respectively for the batch tank to the reaction kettle.
The reactor further comprises a first pipeline, wherein the upstream end of the first pipeline is connected with a polymerization reaction residual unreacted material source, the downstream end of the first pipeline is connected with a reaction kettle material mixing groove, and a third valve is arranged on the first pipeline.
The gland is fixedly connected with the mounting cylinder through flange connection.
The bottom of gland is provided with the clamping ring, and the feed inlet on the gland is arranged in the clamping ring.
The technical scheme has the following beneficial effects:
1. the feeding structure of the reaction kettle proportioning tank comprises two groups of filter assemblies, wherein each group of filter assemblies comprises a first filter and a second filter, and the first filter and the second filter are respectively used for removing self-polymer impurities and liquid-phase impurities. The first filter and the second filter comprise mounting cylinders with open upper parts and pressing covers, the mounting cylinders are suspended and provided with supporting cylinders, the side walls of the supporting cylinders are provided with a plurality of through holes, the filter comprises a first filter element and a second filter element, the first filter element and the second filter element comprise sealed filter cloth bags, the filter cloth bags of the first filter element are filled with active carbon particles, the filter cloth bags of the second filter element are filled with silica gel particles, the first filter element and the second filter element are respectively filled in the supporting cylinders of the first filter and the second filter, the pressing covers are assembled on the cylinder openings of the mounting cylinders, the feeding openings are formed in the pressing covers, the bottoms of the mounting cylinders are provided with discharging openings, the discharging openings of the first filter are connected with the feeding openings of the second filter through pipelines, the first filter element and the second filter element are connected in series, the first filter element and the second filter element are sequentially subjected to self-polymer impurity removal and liquid phase impurity removal, and the pressing covers can be directly replaced, the corresponding filter element can be maintained simply and conveniently, and the labor intensity can be effectively reduced. The feed inlets of the first filters of the two groups of filter assemblies are respectively provided with a first valve, the first valves are connected with a polymerization reaction residual unreacted material source, the discharge outlets of the second filters of the two groups of filter assemblies are respectively provided with a second valve, the first valves are used for feeding materials to a material mixing tank of a reaction kettle, the residual unreacted materials of the polymerization reaction of the reaction kettle enter the material mixing tank of the reaction kettle after passing through the filter assemblies and are recycled as raw materials, the production cost of enterprises can be effectively reduced, and the blocking phenomenon of material discharging pipes of the reaction kettle is avoided.
2. The device also comprises a first pipeline, wherein the upstream end of the first pipeline is connected with a polymerization reaction residual unreacted material source, the downstream end of the first pipeline is connected with a reaction kettle material mixing groove, and a third valve is arranged on the first pipeline and can simultaneously close two groups of filter components according to actual requirements.
3. The bottom of gland is provided with the clamping ring, and the feed inlet on the gland is arranged in the clamping ring, and the clamping ring is sunk into first filter core, second filter core when the gland compresses tightly first filter core, second filter core, improves the filtration efficiency of filter core to the material.
Further description is provided below with reference to the drawings and detailed description.
Drawings
FIG. 1 is a schematic diagram of the connection of the present utility model.
In the drawing, 1 is a filter assembly, 2 is a first filter, 3 is a second filter, 4 is a mounting cylinder, 5 is a gland, 6 is a supporting cylinder, 7 is a first filter element, 8 is a second filter element, 9 is a feed inlet, 10 is a discharge outlet, 11 is a first pipeline, 12 is a compression ring, a is a first valve, b is a second valve, and c is a third valve.
Description of the embodiments
Referring to fig. 1, a specific embodiment of a feeding structure of a batch tank of a reaction kettle is shown. The feeding structure of the batch tank of the reaction kettle comprises two groups of filter assemblies 1. Each group of filter assemblies comprises a first filter 2, a second filter 3. The first filter and the second filter comprise an installation cylinder 4 with an open upper part and a gland 5, a supporting cylinder 6 is arranged in the installation cylinder in a suspended manner, a plurality of through holes are formed in the side wall of the supporting cylinder, the first filter element and the second filter element comprise sealed filter cloth bags, activated carbon particles are filled in the filter cloth bags of the first filter element and the second filter element, silica gel particles are filled in the filter cloth bags of the second filter element, the first filter element 7 and the second filter element 8 are respectively filled in the supporting cylinders of the first filter and the second filter, and are compacted through the cylinder openings of the installation cylinder by the gland, and specifically, the gland 5 is fixedly connected with the installation cylinder 4 through flange connection, so that the filtering efficiency and the filtering effect of the first filter element and the second filter element are improved, and a compression ring 12 is arranged at the bottom of the gland 5. The feeding holes 9 are arranged on the pressing covers, the discharging holes 10 are arranged at the bottoms of the mounting cylinders, and obviously, the feeding holes 9 on the pressing covers are positioned in the pressing rings 12. The discharge port of the first filter is connected with the feed port of the second filter through a pipeline, and the filter assembly is formed by combination. The feed inlets of the first filters of the two groups of filter assemblies are respectively provided with a first valve a which is connected with a polymerization reaction residual unreacted material source, and the discharge outlets of the second filters of the two groups of filter assemblies are respectively provided with a second valve b which is used for feeding a material mixing tank of the reaction kettle, namely, the two groups of filter assemblies are arranged in parallel. The reactor further comprises a first pipeline 11, wherein the upstream end of the first pipeline is connected with a polymerization reaction residual unreacted material source, the downstream end of the first pipeline is connected with a reaction kettle material mixing groove, and a third valve c is arranged on the first pipeline.
The working principle of the utility model is as follows: residual unreacted materials (including self-polymer impurities and partial liquid phase impurities) after the polymerization reaction of the reaction kettle are discharged out of the reaction kettle, after being pressurized, the self-polymer impurities in the materials are adsorbed and filtered by a first filter of any filtering component, and the liquid phase impurities of the materials are adsorbed by a second filter of the filtering component, so that dry and pure gas phase raw materials are obtained and discharged to a material mixing tank (which can be a discharged reaction kettle or other reaction kettles) of the reaction kettle to be used as raw materials.
When maintenance is needed, the first valve at the upstream end and the second valve at the downstream end of the filter assembly to be maintained are closed, the first valve and the second valve of the other group of filter assemblies are opened, or the third valve is opened, so that maintenance without stopping can be realized. The corresponding first filter element and second filter element can be replaced by disassembling the corresponding gland of the first filter element and the second filter element, so that the maintenance efficiency is high and the labor intensity is lower.
Claims (4)
1. The utility model provides a feeding structure of reation kettle batch tank which characterized in that: comprises two groups of filter components (1),
each group of filter components comprises a first filter (2) and a second filter (3), each of the first filter and the second filter comprises a mounting cylinder (4) with an open upper part and a gland (5), a supporting cylinder (6) is arranged in the mounting cylinder in a suspended manner, a plurality of through holes are formed in the side wall of the supporting cylinder, each group of filter components further comprises a first filter element (7) and a second filter element (8), each of the first filter element and the second filter element comprises a sealed filter cloth bag, the filter cloth bags of the first filter element are filled with activated carbon particles, the filter cloth bags of the second filter element are filled with silica gel particles, the first filter element (7) and the second filter element (8) are respectively filled in the supporting cylinders of the first filter and the second filter, and are compacted at the cylinder mouth of the mounting cylinder through gland assembly,
a feed inlet (9) is arranged on each gland, a discharge outlet (10) is arranged at the bottom of each mounting cylinder, the discharge outlet of the first filter is connected with the feed inlet of the second filter through a pipeline, the filter components are formed by combination,
the feed inlets of the first filters of the two groups of filter assemblies are respectively provided with a first valve (a) which is connected with a polymerization reaction residual unreacted material source, and the discharge outlets of the second filters of the two groups of filter assemblies are respectively provided with a second valve (b) which is used for feeding a material mixing groove of the reaction kettle.
2. The feed structure of a batch tank of a reaction kettle according to claim 1, wherein: the reactor further comprises a first pipeline (11), wherein the upstream end of the first pipeline is connected with a polymerization reaction residual unreacted material source, the downstream end of the first pipeline is connected with a reaction kettle material mixing groove, and a third valve (c) is arranged on the first pipeline.
3. The feed structure of a batch tank of a reaction kettle according to claim 1, wherein: the gland (5) is fixedly connected with the mounting cylinder (4) through flange connection.
4. The feed structure of a batch tank of a reaction kettle according to claim 1, wherein: the bottom of the gland (5) is provided with a compression ring (12), and a feed inlet (9) on the gland is positioned in the compression ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401351.4U CN220214234U (en) | 2023-06-02 | 2023-06-02 | Feeding structure of reaction kettle material mixing groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401351.4U CN220214234U (en) | 2023-06-02 | 2023-06-02 | Feeding structure of reaction kettle material mixing groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220214234U true CN220214234U (en) | 2023-12-22 |
Family
ID=89197245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321401351.4U Active CN220214234U (en) | 2023-06-02 | 2023-06-02 | Feeding structure of reaction kettle material mixing groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220214234U (en) |
-
2023
- 2023-06-02 CN CN202321401351.4U patent/CN220214234U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |