CN212631949U - Online filter device - Google Patents
Online filter device Download PDFInfo
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- CN212631949U CN212631949U CN202021227085.4U CN202021227085U CN212631949U CN 212631949 U CN212631949 U CN 212631949U CN 202021227085 U CN202021227085 U CN 202021227085U CN 212631949 U CN212631949 U CN 212631949U
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- feeding
- flushing
- valve
- filtering device
- pipeline
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Abstract
An on-line filtering device comprises a feeding pipeline, a flushing pipeline, a first filtering device, a second filtering device and a differential pressure sensor; the feeding pipeline is respectively connected with the first filtering device and the second filtering device, a feeding main valve and a discharging main valve are arranged on the feeding pipeline, a first feeding valve is arranged on a connecting pipeline of the feeding main valve and the first filtering device, a second feeding valve is arranged on a connecting pipeline of the feeding main valve and the second filtering device, the flushing pipeline is respectively connected with the first filtering device and the second filtering device, a flushing main valve is arranged on the flushing pipeline, a first flushing valve is arranged on a connecting pipeline of the flushing main valve and the first filtering device, a second flushing valve is arranged on a connecting pipeline of the flushing main valve and the second filtering device, and two ends of the differential pressure sensor are respectively connected with a feeding port and a discharging port of the feeding pipeline. This device simple structure can guarantee the operation that production system lasts, avoids not having the problem that the filtering quality that washs and leads to descends for a long time, has the advantage of stabilizing production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the filtration technique and specifically relates to an online filter equipment is related to.
Background
One of the characteristics of the processing process of the chemical production line is that the operation steps are multiple, and the raw materials sequentially pass through a plurality of or a plurality of groups of equipment in each step and can be processed into products in various modes. In the production process of liquid products, impurities are brought in by raw materials, and the impurities exist in a production system, so that the produced products contain trace and tiny solid particle impurities, and the quality of the products is unqualified. In order to ensure the quality of the product, a filtering device is used. At present, a filter is generally added on a pipeline, the filter needs to be disassembled and cleaned at intervals, equipment needs to be stopped when the filter is disassembled and cleaned, normal operation of a production line is affected, the cleaning period is frequent, maintenance is troublesome, and production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an online filter equipment, the device simple structure has and need not shut down just can carry out abluent function to filter equipment, has reduced the maintenance cost, makes the operation that production system can last, improves production efficiency.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: comprises a feeding pipeline, a flushing pipeline, a first filtering device, a second filtering device and a differential pressure sensor;
the feeding pipeline is respectively connected with the first filtering device and the second filtering device, a feeding main valve and a discharging main valve are arranged on the feeding pipeline, a first feeding valve is arranged on a connecting pipeline of the feeding main valve and the first filtering device, a second feeding valve is arranged on a connecting pipeline of the feeding main valve and the second filtering device, the flushing pipeline is respectively connected with the first filtering device and the second filtering device, a flushing main valve is arranged on the flushing pipeline, a first flushing valve is arranged on the connecting pipeline of the flushing main valve and the first filtering device, a second flushing valve is arranged on the connecting pipeline of the flushing main valve and the second filtering device, and two ends of the differential pressure sensor are respectively connected with a feeding port and a discharging port of the feeding pipeline.
Preferably, the flushing line is connected to a waste liquid tank. The waste liquid groove is used for collecting waste liquid for cleaning the filter, and is convenient for carrying out centralized treatment on the waste liquid.
Preferably, the first and second filtration devices are membrane filters. The membrane filter has high filtering precision, stable particle size control and easy back flushing recovery performance.
Preferably, the differential pressure sensor is connected with an alarm. When the detection value of the differential pressure sensor reaches a set limit value, the alarm sends alarm information to remind related personnel of coming processing.
Preferably, the main feeding valve, the main discharging valve, the first feeding valve, the second feeding valve, the main flushing valve, the first flushing valve and the second flushing valve are electric valves or pneumatic valves.
The utility model has the advantages that: 1. the device can ensure the continuous operation of the production system by arranging two filtering pipelines, and the influence on the production efficiency due to the cleaning and maintenance of the filtering device can be avoided; 2. this device judges filter equipment whether need wash through the fluid pressure difference around filter equipment, has avoided not wasing the problem that the filtering quality that leads to descends because of not wasing for a long time, has the advantage of stabilizing production efficiency.
Drawings
FIG. 1 is a schematic of an in-line filtration apparatus;
in the figure: the device comprises a feeding pipeline 1, a flushing pipeline 2, a first filtering device 3, a second filtering device 4, a differential pressure sensor 5, an alarm 6, a feeding main valve 7, a discharging main valve 8, a first feeding valve 9, a second feeding valve 10, a flushing main valve 11, a first flushing valve 12 and a second flushing valve 13.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1, an in-line filtering apparatus includes a feed line 1, a flush line 2, a first filtering apparatus 3, a second filtering apparatus 4, and a differential pressure sensor 5;
the feeding pipeline 1 is respectively connected with the first filtering device 3 and the second filtering device 4, a feeding main valve 7 and a discharging main valve 8 are arranged on the feeding pipeline 1, a first feeding valve 9 is arranged on a connecting pipeline of the feeding main valve 7 and the first filtering device 3, a second feeding valve 10 is arranged on a connecting pipeline of the feeding main valve 7 and the second filtering device 4, the flushing pipeline 2 is respectively connected with the first filtering device 3 and the second filtering device 4, a flushing main valve 11 is arranged on the flushing pipeline 2, a first flushing valve 12 is arranged on a connecting pipeline of the flushing main valve 11 and the first filtering device 3, a second flushing valve 13 is arranged on a connecting pipeline of the flushing main valve 11 and the second filtering device 4, and two ends of the differential pressure sensor 5 are respectively connected with a feeding port and a discharging port of the feeding pipeline 1.
Preferably, the flushing line 2 is connected to a waste liquid tank.
Preferably, the first filtering means 3 and the second filtering means 4 are membrane filters.
Preferably, the differential pressure sensor 5 is connected to an alarm 6.
Preferably, the feeding main valve 7, the discharging main valve 8, the first feeding valve 9, the second feeding valve 10, the flushing main valve 11, the first flushing valve 12 and the second flushing valve 13 are electric valves or pneumatic valves.
Examples
The limit value of the differential pressure sensor 5 is set, the inlet main valve 7, the first inlet valve 9 and the outlet main valve 8 are opened, and the first filter device 3 is put into operation.
After the alarm 6 sends out alarm information, the first feeding valve 9 is closed, the second feeding valve 10 is opened, and the second filtering device 4 is put into operation. And (3) opening a main flushing valve 11 and a first flushing valve 12, cleaning the first filtering device 3 by the flushing pipeline 2, feeding the cleaned waste liquid into a waste liquid tank, and keeping the cleaned first filtering device 3 for later use.
After the alarm 6 sends out alarm information, the second feeding valve 10 is closed, the first feeding valve 9 is opened, and the first filtering device 3 is put into operation again. And opening a main flushing valve 11 and a second flushing valve 13, cleaning the second filtering device 4 by the flushing pipeline 2, feeding the cleaned waste liquid into a waste liquid tank, and keeping the cleaned second filtering device 4 for later use.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (5)
1. An on-line filtration device, characterized in that: comprises a feeding pipeline (1), a flushing pipeline (2), a first filtering device (3), a second filtering device (4) and a differential pressure sensor (5);
the feeding pipeline (1) is respectively connected with the first filtering device (3) and the second filtering device (4), a feeding main valve (7) and a discharging main valve (8) are arranged on the feeding pipeline (1), a first feeding valve (9) is arranged on a connecting pipeline of the feeding main valve (7) and the first filtering device (3), a second feeding valve (10) is arranged on a connecting pipeline of the feeding main valve (7) and the second filtering device (4), the flushing pipeline (2) is respectively connected with the first filtering device (3) and the second filtering device (4), a flushing main valve (11) is arranged on the flushing pipeline (2), a first flushing valve (12) is arranged on a connecting pipeline of the flushing main valve (11) and the first filtering device (3), a second flushing valve (13) is arranged on a connecting pipeline of the flushing main valve (11) and the second filtering device (4), and two ends of the differential pressure sensor (5) are respectively connected with the feeding hole and the discharging hole of the feeding pipeline (1).
2. An in-line filtration device as claimed in claim 1, wherein: the flushing pipeline (2) is connected with a waste liquid tank.
3. An in-line filtration device as claimed in claim 1, wherein: the first filter device (3) and the second filter device (4) are membrane filters.
4. An in-line filtration device as claimed in claim 1, wherein: the differential pressure sensor (5) is connected with the alarm (6).
5. An in-line filtration device as claimed in claim 1, wherein: the feeding main valve (7), the discharging main valve (8), the first feeding valve (9), the second feeding valve (10), the flushing main valve (11), the first flushing valve (12) and the second flushing valve (13) are electric valves or pneumatic valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021227085.4U CN212631949U (en) | 2020-06-29 | 2020-06-29 | Online filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021227085.4U CN212631949U (en) | 2020-06-29 | 2020-06-29 | Online filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212631949U true CN212631949U (en) | 2021-03-02 |
Family
ID=74783763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021227085.4U Active CN212631949U (en) | 2020-06-29 | 2020-06-29 | Online filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212631949U (en) |
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2020
- 2020-06-29 CN CN202021227085.4U patent/CN212631949U/en active Active
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