CN202921081U - Shallow layer filtering device - Google Patents
Shallow layer filtering device Download PDFInfo
- Publication number
- CN202921081U CN202921081U CN 201220581906 CN201220581906U CN202921081U CN 202921081 U CN202921081 U CN 202921081U CN 201220581906 CN201220581906 CN 201220581906 CN 201220581906 U CN201220581906 U CN 201220581906U CN 202921081 U CN202921081 U CN 202921081U
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- pressure
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- water inlet
- header pipe
- valve
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Abstract
The utility model discloses a shallow layer filtering device which comprises a pressure gage, a water inlet header pipe, a water outlet header pipe, a drainage header pipe, a filter, a programmable logic controller (PLC) controller, a pressure regulation device, a three-way diaphragm valve, a differential pressure transmitter and a solenoid valve, wherein a bottom joint of the three-way diaphragm valve is communicated with the top of the filter; a side joint of the three-way diaphragm valve is communicated with the drainage header pipe; a top joint of the three-way diaphragm valve is communicated with the water inlet header pipe; the bottom of the filter is communicated with the water outlet header pipe; the pressure regulation device is arranged at the end of the water outlet header pipe and is used for regulating pressure of the water outlet header pipe; the differential pressure transmitter is respectively communicated with the water inlet header pipe and the water outlet header pipe through a pipeline; the pressure gage is respectively arranged on a pipeline between the differential pressure transmitter and the water inlet header pipe and between the differential pressure transmitter and the water outlet header pipe; one end of the solenoid valve is communicated with the water inlet header pipe, and the other end of the solenoid valve is communicated with the three-way diaphragm valve; and the pressure regulation device, the solenoid valve and the differential pressure transmitter are connected with the PLC controller through data lines. Thus, the function of automatically regulating the pipeline pressure is realized.
Description
Technical field
The utility model relates to industrial and mining enterprises' circulating water filtering system, particularly relates to a kind of shallow-layer filter.
Background technology
At present, the shallow-layer filter is comprised of a plurality of filters, and when filter water inlet pipe and water outlet pipe pressure reduction reached design load, filter began backwash one by one, other filter is when providing the backwash water source for backwash filter, most of water was controlled not at that time when the caliber of water inlet manifold or outfall sewer by outside the outfall sewer outflow system, and the flow of backwash and pressure can't reach design load, so filter leaching material can not guarantee to clean up, in the course of time, filtrate is just tied cake, cisco unity malfunction.
My company is in long-term debugging work, in the time of can not guaranteeing backwash pressure for backwash, hand-operated valve is installed by my company on outfall sewer, when backwash, manually turn the water outlet main valve down, with the assurance backwash pressure, but can not reach automatic adjusting, manipulation strength is large, and the backwash of shallow-layer filter is along with pressure reduction comes backwash, so the operator can't predict the backwash time, be also debugging workman operation even filled the backwash hand-operated valve, operation does not manually remove to operate this valve.
In utility model
For solving the problems of the technologies described above, the utility model provides a kind of shallow-layer filter that can automatically regulate pipeline pressure.
shallow-layer filter of the present utility model, comprise Pressure gauge, water inlet manifold, outfall sewer, main sewer and at least one filter, also comprise the PLC controller, pressure-regulating device, three-way diaphragm valve, differential pressure transmitter and magnetic valve, described three-way diaphragm valve is located at the top of described filter, the bottom fitting of three-way diaphragm valve is communicated with the top of filter, the sidepiece joint of three-way diaphragm valve is communicated with main sewer, the top joint of three-way diaphragm valve is communicated with water inlet manifold, the bottom of filter is communicated with outfall sewer, described pressure-regulating device is located at the end of outfall sewer, the pressure that is used for the adjusting water outlet house steward, described Pressure gauge is located at respectively on pipeline between differential pressure transmitter and water inlet manifold and differential pressure transmitter and outfall sewer, described Pressure gauge is located at respectively on pipeline between differential pressure transmitter and water inlet manifold and outfall sewer, one of described magnetic valve is communicated with water inlet manifold, the other end of magnetic valve is connected with three-way diaphragm valve, described pressure-regulating device, magnetic valve and differential pressure transmitter all are connected with the PLC controller by data wire.
Further, described pressure-regulating device comprises automatic pressure regulating valve and pressure sensor, described automatic pressure regulating valve is connected with pressure sensor by data wire, and described automatic pressure regulating valve is connected with the PLC controller by data wire, and automatic pressure regulating valve is located on outfall sewer.。
Further, be equipped with Pressure gauge on described water inlet manifold and outfall sewer.
Compared with prior art the beneficial effects of the utility model are:
Shallow-layer filter of the present utility model, by setting up pressure-regulating device at inlet channel, set up differential pressure transmitter on water inlet manifold and outfall sewer, by differential pressure transmitter, pressure information is fed back to the PLC controller, the PLC controller is adjusted the pressure of water inlet manifold and outfall sewer automatically by controlled pressure adjusting device and magnetic valve, pressure during with the assurance filter backwash.
Description of drawings
Fig. 1 is schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, a kind of shallow-layer filter, comprise Pressure gauge 1, water inlet manifold 2, outfall sewer 3, main sewer 4, four filters 5, PLC controller 6, pressure-regulating device 7, four three-way diaphragm valves 8, differential pressure transmitter 9 and four magnetic valves 10, pressure-regulating device 7, magnetic valve 10 are connected with differential pressure transmitter and all are connected with PLC controller 6 by data wire 11, PLC controller 6 is used for receiving the signal of pressure-regulating device 7 and differential pressure transmitter 9 conveyings, regulates the pressure of water inlet manifold 2 and outfall sewer 3 with controlled pressure adjusting device 7 and magnetic valve 10;
Four three-way diaphragm valves 8 are installed on respectively the top of four filters 5, the bottom fitting of three-way diaphragm valve 8 is communicated with by the top of pipeline with filter 5, the sidepiece joint of three-way diaphragm valve 8 is communicated with main sewer 4 by pipeline, sewage after filtering can be discharged by main sewer 4, the top joint of three-way diaphragm valve 8 is communicated with water inlet manifold 2 by pipeline, the sewage that needs filter can be entered in filter 5;
The bottom of filter 5 is communicated with outfall sewer 3 by pipeline, can discharge by outfall sewer 3 crossing the water that filters;
Pressure-regulating device 7 is located at the end of outfall sewer 3, pressure-regulating device 7 comprises automatic pressure regulating valve 71 and pressure sensor 72, automatic pressure regulating valve 71 is connected with pressure sensor 72 by data wire, automatic pressure regulating valve 71 is installed on outfall sewer 3, the pressure that is used for adjusting water outlet house steward 3, automatic pressure regulating valve 71 is connected with PLC controller 6 by data wire 11, automatic pressure regulating valve 71 can be controlled at 0.20～0.25Mpa with the pressure of outfall sewer, to guarantee the backwash pressure of filter 5;
Differential pressure transmitter 9 is communicated with water inlet manifold 2 and outfall sewer 3 respectively by pipeline, Pressure gauge 1 is installed on respectively on pipeline between differential pressure transmitter 9 and water inlet manifold 2 and differential pressure transmitter 9 and outfall sewer 3, and differential pressure transmitter 9 can send to PLC controller 6 at any time with the pressure condition of water inlet manifold 2 and outfall sewer 3;
One of magnetic valve 10 is communicated with water inlet manifold 2, and the other end of magnetic valve 10 is connected with three-way diaphragm valve 8;
Be equipped with Pressure gauge 1 on water inlet manifold 2 and outfall sewer 3, can observe at any time the pressure of water inlet manifold 2 and outfall sewer 3.
Three-way diaphragm valve 8 of the present utility model, material adopts reinforced plastics, need not to provide source of the gas, only needs to rely on intake pressure just can automatically open valve.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (3)
1. shallow-layer filter, comprise Pressure gauge, water inlet manifold, outfall sewer, main sewer and at least one filter, it is characterized in that: also comprise the PLC controller, pressure-regulating device, three-way diaphragm valve, differential pressure transmitter and magnetic valve, described three-way diaphragm valve is located at the top of described filter, the bottom fitting of three-way diaphragm valve is communicated with the top of filter, the sidepiece joint of three-way diaphragm valve is communicated with main sewer, the top joint of three-way diaphragm valve is communicated with water inlet manifold, the bottom of filter is communicated with outfall sewer, described pressure-regulating device is located at the end of outfall sewer, the pressure that is used for the adjusting water outlet house steward, described differential pressure transmitter is communicated with water inlet manifold and outfall sewer respectively by pipeline, described Pressure gauge is located at respectively on pipeline between differential pressure transmitter and water inlet manifold and differential pressure transmitter and outfall sewer, one of described magnetic valve is communicated with water inlet manifold, the other end of magnetic valve is connected with three-way diaphragm valve, described pressure-regulating device, magnetic valve and differential pressure transmitter all are connected with the PLC controller by data wire.
2. shallow-layer filter as claimed in claim 1, it is characterized in that: described pressure-regulating device comprises automatic pressure regulating valve and pressure sensor, described automatic pressure regulating valve is connected with pressure sensor by data wire, described automatic pressure regulating valve is connected with the PLC controller by data wire, and automatic pressure regulating valve is located on outfall sewer.
3. shallow-layer filter as claimed in claim 1, is characterized in that: be equipped with Pressure gauge on described water inlet manifold and outfall sewer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220581906 CN202921081U (en) | 2012-11-07 | 2012-11-07 | Shallow layer filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220581906 CN202921081U (en) | 2012-11-07 | 2012-11-07 | Shallow layer filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202921081U true CN202921081U (en) | 2013-05-08 |
Family
ID=48211074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220581906 Expired - Fee Related CN202921081U (en) | 2012-11-07 | 2012-11-07 | Shallow layer filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202921081U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105543884A (en) * | 2015-12-25 | 2016-05-04 | 成都飞创科技有限公司 | Lemon cleaning water preparing device system |
| CN107754437A (en) * | 2016-08-18 | 2018-03-06 | 宜兴市天马环保工程有限公司 | Combined type differential pressure type automatic continuous filtration device |
-
2012
- 2012-11-07 CN CN 201220581906 patent/CN202921081U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105543884A (en) * | 2015-12-25 | 2016-05-04 | 成都飞创科技有限公司 | Lemon cleaning water preparing device system |
| CN107754437A (en) * | 2016-08-18 | 2018-03-06 | 宜兴市天马环保工程有限公司 | Combined type differential pressure type automatic continuous filtration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20181107 |