CN211292484U - Operation simulation device for large-flow filter element filter - Google Patents
Operation simulation device for large-flow filter element filter Download PDFInfo
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- CN211292484U CN211292484U CN201922095114.XU CN201922095114U CN211292484U CN 211292484 U CN211292484 U CN 211292484U CN 201922095114 U CN201922095114 U CN 201922095114U CN 211292484 U CN211292484 U CN 211292484U
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Abstract
The utility model discloses a large-traffic first filter operation analogue means of straining, including water tank, centrifugal pump inlet valve, centrifugal pump, bypass valve, with the flowmeter, just wash water intaking valve, backwash outlet valve, filter, wet return, single-pass drain valve and lead to the wet return more, the device can simulate large-traffic filter's operational aspect, the online measurement is large-traffic to worry first operating pressure difference and filtration efficiency.
Description
Technical Field
The utility model relates to a large-traffic filter is used in water treatment of electric power, petrochemical industry and metallurgical industry relates to a large-traffic filter element filter operation analogue means.
Background
With the improvement of parameters and capacity of the thermal power generating unit, higher requirements are put forward on the quality of the steam and water, and a large amount of iron corrosion products and the like in the condensed water are removed through a filter and then enter a subsequent treatment unit.
The current filter types are powder filters, tube filters and high flow filters. Different forms of filter elements are correspondingly arranged in various filters. The filter mainly takes the pressure difference between an inlet and an outlet as a control index. When the filter element is unqualified or damaged, the differential pressure of the filter rises slowly or even does not rise, the operation period is very long, and the operator is misled to think that the operation state of the filter is good, and the actual filter does not exert due effect, so that the iron corrosion product is leaked.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a large-traffic first filter operation analogue means that strains, the device can simulate large-traffic filter's operational aspect, and the online measurement is large-traffic to worry first running pressure difference and filtration efficiency.
In order to achieve the purpose, the operation simulation device of the large-flow filter element filter comprises a water tank, a centrifugal pump inlet valve, a centrifugal pump, a bypass valve, a flowmeter, a forward washing water inlet valve, a backwashing water outlet valve, a filter, a return valve, a single-way drain valve and a multi-way return valve;
the water outlet of the water tank is communicated with the inlet of the centrifugal pump through a centrifugal pump inlet valve, the outlet of the centrifugal pump is divided into two paths, wherein one path is communicated with the water inlet of the water tank through a bypass valve, the other path is communicated with the inlet of a flow meter through a centrifugal pump outlet valve, the outlet of the flow meter is divided into two paths, one path is communicated with the backwashing water outlet valve and the inlet of a filter through a forward washing water inlet valve, the other path is communicated with the inlet of a backwashing water inlet valve, the outlet of the backwashing water inlet valve is communicated with the outlet of the filter and the inlet of the forward washing water outlet valve, the outlet of the forward washing water outlet valve is communicated with the inlet of a water return valve after being connected with the outlet of the backwashing water outlet valve through a pipeline in parallel, the outlet of the water return valve is;
pressure transmitters are arranged at the inlet and the outlet of the filter.
A water tank drain valve is arranged at the bottom outlet of the water tank.
The top of the filter is provided with an exhaust valve, and the bottom of the filter is provided with a filter drain valve.
And a pressure gauge valve is arranged at the inlet of the pressure transmitter.
The inlet and the outlet of the filter are both provided with sampling valves.
The utility model discloses following beneficial effect has:
the utility model discloses a large-traffic filter element filter operation analogue means when concrete operation, through the on-off state of controlling each device to the operational aspect of simulation large-traffic filter, the online measurement large-traffic filter element operation pressure differential and filtration efficiency, specifically, open centrifugal pump, centrifugal pump inlet valve, bypass valve, centrifugal pump outlet valve, just wash the water intaking valve, just wash outlet valve, wet return and the multiple-pass wet return, realize the function of survey operation pressure differential; opening the centrifugal pump, the centrifugal pump inlet valve, the bypass valve, the centrifugal pump outlet valve, the forward washing water inlet valve, the forward washing water outlet valve, the water return valve and the multi-way water return valve to realize the multi-way method for measuring the filtering efficiency; opening the centrifugal pump, the centrifugal pump inlet valve, the bypass valve, the centrifugal pump outlet valve, the forward washing water inlet valve, the forward washing water outlet valve, the water return valve and the one-way drain valve to test the filtering efficiency by the one-way method; and opening the centrifugal pump, the centrifugal pump inlet valve, the bypass valve, the centrifugal pump outlet valve, the backwashing water inlet valve, the backwashing water outlet valve, the water return valve and the one-way drain valve to realize the backwashing function of the device. Simple structure, convenient operation and strong practicability.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein, 1 is a water tank, 2 is a filter, 3 is a centrifugal pump, 4 is a flow meter, 5 is a pressure transmitter, 6 is a centrifugal pump inlet valve, 7 is a bypass valve, 8 is a centrifugal pump outlet valve, 9 is a forward washing water inlet valve, 10 is a backwashing water inlet valve, 11 is a forward washing water outlet valve, 12 is an exhaust valve, 13 is a backwashing water outlet valve, 14 is a return valve, 15 is a multi-way return valve, 16 is a single-way drain valve, 17 is a sampling valve, 18 is a pressure gauge valve, 19 is a water tank drain valve, and 20 is a filter drain valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1, the large flow filter element filter operation simulation device of the present invention includes a water tank 1, a centrifugal pump inlet valve 6, a centrifugal pump 3, a bypass valve 7, a flow meter 4, a forward washing water inlet valve 9, a backwashing water outlet valve 13, a filter 2, a water return valve 14, a single-way drain valve 16, and a multi-way water return valve 15; the water outlet of the water tank 1 is communicated with the inlet of the centrifugal pump 3 through a centrifugal pump inlet valve 6, the outlet of the centrifugal pump 3 is divided into two paths, one path is communicated with the water inlet of the water tank 1 through a bypass valve 7, the other path is communicated with the inlet of the flow meter 4 through an outlet valve 8 of the centrifugal pump, the outlet of the flow meter 4 is divided into two paths, one path of the water inlet valve is communicated with a backwashing water outlet valve 13 and the inlet of the filter 2 through a forward washing water inlet valve 9, the inlet of the other path of the backwashing water inlet valve 10 is communicated with the inlet of the backwashing water outlet valve 11, the outlet of the backwashing water inlet valve 10 is communicated with the outlet of the filter 2 and the inlet of the forward washing water outlet valve 11, the outlet of the forward washing water outlet valve 11 and the outlet of the backwashing water outlet valve 13 are communicated with the inlet of a water return valve 14 after being connected in parallel through a pipeline, the outlet of the water return valve 14 is communicated with the inlet of a one-way drain valve 16 and the inlet of a multi-way water return valve 15; pressure transmitters 5 are arranged at the inlet and the outlet of the filter 2.
A water tank drain valve 19 is arranged at the bottom outlet of the water tank 1; the top of the filter 2 is provided with an exhaust valve 12, and the bottom of the filter 2 is provided with a filter drain valve 20; a pressure gauge valve 18 is arranged at the inlet of the pressure transmitter 5; sampling valves 17 are arranged at the inlet and the outlet of the filter 2.
The utility model discloses a concrete operation process does:
when the centrifugal pump 3, the centrifugal pump inlet valve 6, the bypass valve 7, the centrifugal pump outlet valve 8, the forward washing water inlet valve 9, the forward washing water outlet valve 11, the water return valve 14 and the multi-way water return valve 15 are opened, the function of measuring the running pressure difference is realized.
When the centrifugal pump 3, the centrifugal pump inlet valve 6, the bypass valve 7, the centrifugal pump outlet valve 8, the forward washing water inlet valve 9, the forward washing water outlet valve 11, the water return valve 14 and the multi-way water return valve 15 are opened, the multi-way method for measuring the filtering efficiency is realized.
When the centrifugal pump 3, the centrifugal pump inlet valve 6, the bypass valve 7, the centrifugal pump outlet valve 8, the forward washing water inlet valve 9, the forward washing water outlet valve 11, the water return valve 14 and the single-way drain valve 16 are opened, the single-way method is realized for testing the filtering efficiency.
When the centrifugal pump 3, the centrifugal pump inlet valve 6, the bypass valve 7, the centrifugal pump outlet valve 8, the backwashing water inlet valve 10, the backwashing water outlet valve 13, the water return valve 14 and the multi-way water return valve 15 are opened, the backwashing function of the device is realized.
The utility model can realize the forward washing and back washing of the filter 2; meanwhile, the multi-pass method can be used for measuring the filtering efficiency, and the single-pass method can be used for measuring the filtering efficiency; the internal pressure type large flow filter element with the length of 20 ', 40 ', 60 ' can be measured.
Claims (5)
1. A large-flow filter element filter operation simulation device is characterized by comprising a water tank (1), a centrifugal pump inlet valve (6), a centrifugal pump (3), a bypass valve (7), a flow meter (4), a forward washing water inlet valve (9), a backwashing water outlet valve (13), a filter (2), a water return valve (14), a single-way drain valve (16) and a multi-way water return valve (15);
the water outlet of the water tank (1) is communicated with the inlet of the centrifugal pump (3) through a centrifugal pump inlet valve (6), the outlet of the centrifugal pump (3) is divided into two paths, wherein one path is communicated with the water inlet of the water tank (1) through a bypass valve (7), the other path is communicated with the inlet of a flow meter (4) through a centrifugal pump outlet valve (8), the outlet of the flow meter (4) is divided into two paths, one path is communicated with the inlets of a backwashing water outlet valve (13) and a filter (2) through a forward washing water inlet valve (9), the other path is communicated with the inlet of a backwashing water inlet valve (10), the outlet of the backwashing water inlet valve (10) is communicated with the outlet of the filter (2) and the inlet of the forward washing water outlet valve (11), the outlet of the forward washing water outlet valve (11) is communicated with the inlet of a backwater valve (14) after being connected with the backwater outlet of the backwashing water outlet valve (13) through a pipeline in parallel, and the outlet of the backwater valve (, the outlet of the multi-way water return valve (15) is communicated with the inlet of the water tank (1);
pressure transmitters (5) are arranged at the inlet and the outlet of the filter (2).
2. The mass flow filter element filter operation simulation device according to claim 1, characterized in that a tank drain valve (19) is provided at the bottom outlet of the tank (1).
3. The mass flow filter element filter operation simulation device according to claim 1, wherein the top of the filter (2) is provided with an exhaust valve (12), and the bottom of the filter (2) is provided with a filter drain valve (20).
4. The mass flow filter element filter operation simulation device according to claim 1, characterized in that a pressure gauge valve (18) is provided at the inlet of the pressure transmitter (5).
5. The mass flow filter element filter operation simulation device according to claim 1, wherein sampling valves (17) are arranged at both the inlet and the outlet of the filter (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922095114.XU CN211292484U (en) | 2019-11-28 | 2019-11-28 | Operation simulation device for large-flow filter element filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922095114.XU CN211292484U (en) | 2019-11-28 | 2019-11-28 | Operation simulation device for large-flow filter element filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211292484U true CN211292484U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922095114.XU Active CN211292484U (en) | 2019-11-28 | 2019-11-28 | Operation simulation device for large-flow filter element filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211292484U (en) |
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2019
- 2019-11-28 CN CN201922095114.XU patent/CN211292484U/en active Active
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