CN218794237U - Anti-blocking filtering device for synthesis of D-sodium erythorbate - Google Patents
Anti-blocking filtering device for synthesis of D-sodium erythorbate Download PDFInfo
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- CN218794237U CN218794237U CN202223109715.XU CN202223109715U CN218794237U CN 218794237 U CN218794237 U CN 218794237U CN 202223109715 U CN202223109715 U CN 202223109715U CN 218794237 U CN218794237 U CN 218794237U
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- circular shell
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- filter element
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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
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Abstract
The utility model relates to an anti-blocking filter device used in D-sodium erythorbate synthesis, a cylindrical filter element is installed at the center of a circular shell of the anti-blocking filter device, a support net is arranged to provide filtering support for the cylindrical filter element, feed liquid is filtered in the cylindrical filter element from a feed pipe of the circular shell, the filtered feed liquid flows out from a discharge pipe after passing through a slow flow cavity, filtered massive crystalline materials are downwards deposited into a filter excretion pipe and then deposited in a material receiving box at the lower end of the filter excretion pipe, when the material receiving box is filled with materials and needs to be cleaned, a butterfly valve in the middle of the filter excretion pipe is firstly closed to seal the filter excretion pipe, the normal operation of the filter device is ensured, the butterfly valve is opened after the materials are cleaned and the material receiving box is installed again, and the material box normally receives the materials; the device can easily clear up the cubic crystallization material that the inside filtration came out under the condition of not stopping centrifuge, and convenient operation has guaranteed the continuous operation of production line, can not influence production efficiency.
Description
Technical Field
The utility model relates to a filter field especially relates to a prevent stifled filter equipment that is arranged in D-sodium erythorbate is synthetic.
Background
In the production process of the D-sodium erythorbate, after the esterification process, the finished product conversion is completed through a conversion reaction kettle, then the D-sodium erythorbate enters a precooling device through a pipeline, the D-sodium erythorbate solution is subjected to preliminary cooling crystallization in the precooling device, and then the D-sodium erythorbate solution is transferred into a centrifugal machine through a centrifugal pump on a pipeline at the bottom of the device. At present, a Y-shaped filter is usually installed at the inlet of a centrifugal pump, the Y-shaped filter is a commonly used filter in the prior art, for example, the utility model patent with the application number of 2021215195351 discloses a Y-shaped filter, the filter has the defect of limited volume, so when a block-shaped crystallization material in a D-sodium erythorbate solution is filtered through the Y-shaped filter, the Y-shaped filter can be filled with the block-shaped crystallization material in a short time, a pipeline is blocked, and the centrifugal pump needs to be stopped and detached when the block-shaped crystallization material in the Y-shaped filter is cleaned, which seriously affects the continuity of production.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides an anti-blocking filter device used in the synthesis of D-sodium erythorbate.
The technical scheme of the utility model is that: an anti-blocking filter device used in the synthesis of D-sodium erythorbate comprises a circular shell, a cylindrical filter element, a butterfly valve and a material receiving box; the middle of the upper end face of the circular shell is provided with an upper joint pipe, the upper joint pipe is a circular pipe, the middle of the lower end face of the circular shell is provided with a filtrate discharge pipe, a cylindrical supporting net is coaxially arranged in the circular shell, a slow flow cavity is formed between the supporting net and the side wall of the circular shell, the cavity is an annular cavity, a cylindrical filter element enters from the upper joint pipe and is matched and sleeved in the supporting net, the supporting net is a circular net, the lower part of the circular shell is provided with a discharge pipe communicated with the slow flow cavity, the upper end of the upper joint pipe is connected with a feed pipe, the feed pipe is connected with a storage tank, a butterfly valve is arranged in the middle of the filtrate discharge pipe, and a material receiving box is connected with a lower port of the filtrate discharge pipe.
Preferably, the length of the cylindrical filter element is the same as the height of the circular shell.
Preferably, the material receiving box is connected with the lower port of the filtrate discharge pipe through a quick connector convenient for quick connection and disassembly.
Preferably, the outer side wall of the material receiving box is symmetrically provided with two circular grab handles along the radial direction.
Preferably, the inner diameter of the cylindrical filter element is smaller than the inner diameter of the filtrate discharge pipe.
Preferably, the middle part of the circular shell is provided with an annular reinforcing ring for improving the structural strength, and three support legs are uniformly distributed on the reinforcing ring.
The utility model has the beneficial technical effects that:
(1) The anti-blocking filtering device is characterized in that a cylindrical filter element is mounted in the center of a circular shell of the anti-blocking filtering device, a supporting net is arranged to provide filtering support for the cylindrical filter element, feed liquid enters the cylindrical filter element from a feeding pipe of the circular shell to be filtered, the filtered feed liquid flows out from a discharging pipe after passing through a slow flow cavity, filtered massive crystalline materials are deposited downwards into a filter excretion pipe and then are deposited in a material receiving box at the lower end of the filter excretion pipe, when the material receiving box is filled with the materials to be cleaned, a butterfly valve in the middle of the filter excretion pipe is closed to seal the filter excretion pipe, normal operation of the filtering device is guaranteed, the butterfly valve is opened after the materials are cleaned and a material receiving box is mounted again, and the material receiving box is used for normally receiving the materials; the device can easily clear up the cubic crystallization material that the inside filtration came out under the condition of not stopping centrifuge, and convenient operation has guaranteed the continuous operation of production line, can not influence production efficiency.
(2) The material receiving box in the device is connected with the lower end of the filter excretion pipe through the quick connector, two grab handles are symmetrically arranged on two sides of the material receiving box, the quick connector is opened, the grab handles are held, the material receiving box can be conveniently and quickly detached, the operation is simple, and the efficiency of cleaning the internal deposited materials is high.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 isbase:Sub>A sectional view taken along line A-A of FIG. 2;
fig. 4 is a schematic perspective view of the material receiving box of the present invention.
In the figure, 11 is a circular shell, 111 is an upper joint pipe, 112 is a filtrate discharge pipe, 113 is a support net, 114 is a slow flow chamber, 115 is a discharge pipe, 116 is a feed pipe, 12 is a cylindrical filter element, 13 is a butterfly valve, 14 is a material receiving box, 141 is a handle, 15 is a reinforcing ring, 16 is a supporting leg, 17 is a quick joint.
Detailed Description
First embodiment, referring to fig. 1-4 of the specification, an anti-blocking filtering device for synthesizing D-sodium erythorbate comprises a circular housing 11, a cylindrical filter element 12, a butterfly valve 13 and a material receiving box 14; an upper joint pipe 111 is arranged in the middle of the upper end face of the circular shell 11, a filtrate discharge pipe 112 is arranged in the middle of the lower end face, a cylindrical support net 113 is coaxially arranged in the circular shell 11, a slow flow cavity 114 is formed between the support net 113 and the side wall of the circular shell 11, the cylindrical filter element 12 enters from the upper joint pipe 111 and is sleeved in the support net 113 in a matching mode, the support net 113 provides filtering support for the cylindrical filter element 12 to prevent the filter element from being deformed under pressure, a discharge pipe 115 communicated with the slow flow cavity 114 is arranged at the lower portion of the circular shell 11, feed liquid filtered by the filter element firstly enters the slow flow cavity 114 and then flows out from the discharge pipe 115, a feed pipe 116 is connected to the upper end of the upper joint pipe 111, the feed liquid enters the middle of the filter element from the feed pipe 116, a butterfly valve 13 is arranged in the middle of the filtrate discharge pipe 112, the butterfly valve 13 is used for closing the filtrate discharge pipe 112 when the material receiving box 14 is detached, and the material receiving box 14 is connected to the lower port of the filtrate discharge pipe 112.
The length of the cylindrical filter element 12 is the same as the height of the circular housing 11, so that the cylindrical filter element can cover the inner space of the circular housing 11, and the filtering effect is good. The material receiving box 14 is connected with the lower port of the filtrate discharge pipe 112 through the quick connector 17, and the quick connector 17 can adopt a lock catch type quick connector 17, so that the material receiving box 14 can be detached quickly.
The outer side wall of the material receiving box 14 is symmetrically provided with two grab handles 141 along the radial direction; the inner diameter of the cylindrical filter element 12 is smaller than that of the filtrate discharge pipe 112, so that the filtered massive crystallization materials are prevented from being deposited in the circular shell 11, the middle part of the circular shell is provided with an annular reinforcing ring 15, and three support legs 16 are uniformly distributed on the reinforcing ring 15.
The utility model discloses a working process is: when the device is operated, feed liquid enters the cylindrical filter element 12 from the feeding pipe 116 of the circular shell 11 for filtering, the filtered feed liquid firstly enters the slow flow cavity 114 and then flows out from the discharging pipe 115, filtered massive crystalline materials are downwards precipitated in the filter element into the filter drain pipe 112 and then are precipitated in the material receiving box 14 at the lower end of the filter drain pipe 112, when the material receiving box 14 is filled with the materials and needs to be cleaned, the butterfly valve 13 in the middle of the filter drain pipe 112 is firstly closed to ensure the normal operation of the filtering device, then the quick connector 17 is opened and the grab handle 141 is held to detach the material receiving box 14 for cleaning, the deposited materials in the material receiving box 14 are cleaned, the butterfly valve 13 is opened after the material receiving box 14 is mounted again, and the material receiving box normally receives the materials; the device can easily clear up the cubic crystallization material that inside filtration came out under the condition of not stopping centrifuge, convenient operation.
Claims (6)
1. An anti-blocking filter device used in the synthesis of D-sodium erythorbate is characterized in that:
comprises a circular shell, a cylindrical filter element, a butterfly valve and a material receiving box;
the middle of the upper end face of the circular shell is provided with an upper joint pipe, the middle of the lower end face of the circular shell is provided with a filtrate discharge pipe, a cylindrical supporting net is coaxially arranged in the circular shell, a slow flow cavity is formed between the supporting net and the side wall of the circular shell, a cylindrical filter element enters from the upper joint pipe and is sleeved in the supporting net in a matching mode, a discharge pipe communicated with the slow flow cavity is arranged on the lower portion of the circular shell, the upper end of the upper joint pipe is connected with a feed pipe, a butterfly valve is arranged in the middle of the filtrate discharge pipe, and a material receiving box is connected to the lower port of the filtrate discharge pipe.
2. The anti-blocking filter device for synthesizing D-sodium erythorbate according to claim 1, which is characterized in that: the length of the cylindrical filter element is the same as the height of the circular shell.
3. The anti-blocking filter device for the synthesis of the sodium D-erythorbate according to claim 1, which is characterized in that: the material receiving box is connected with the lower port of the filtered material drainage pipe through the quick coupler.
4. The anti-blocking filter device for synthesizing D-sodium erythorbate according to claim 1, which is characterized in that: the outer side wall of the material receiving box is symmetrically provided with two grab handles along the radial direction.
5. The anti-blocking filter device for synthesizing D-sodium erythorbate according to claim 1, which is characterized in that: the inner diameter of the cylindrical filter element is smaller than that of the filtrate discharge pipe.
6. The anti-blocking filter device for synthesizing D-sodium erythorbate according to claim 1, which is characterized in that: the middle part of the circular shell is provided with an annular reinforcing ring, and three support legs are uniformly distributed on the reinforcing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223109715.XU CN218794237U (en) | 2022-11-23 | 2022-11-23 | Anti-blocking filtering device for synthesis of D-sodium erythorbate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223109715.XU CN218794237U (en) | 2022-11-23 | 2022-11-23 | Anti-blocking filtering device for synthesis of D-sodium erythorbate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218794237U true CN218794237U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223109715.XU Active CN218794237U (en) | 2022-11-23 | 2022-11-23 | Anti-blocking filtering device for synthesis of D-sodium erythorbate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218794237U (en) |
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2022
- 2022-11-23 CN CN202223109715.XU patent/CN218794237U/en active Active
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