CN211987493U - Stainless steel filter element backwashing filter system without replacement - Google Patents
Stainless steel filter element backwashing filter system without replacement Download PDFInfo
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- CN211987493U CN211987493U CN201922358650.4U CN201922358650U CN211987493U CN 211987493 U CN211987493 U CN 211987493U CN 201922358650 U CN201922358650 U CN 201922358650U CN 211987493 U CN211987493 U CN 211987493U
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Abstract
The utility model discloses a stainless steel filter element backwashing filter system which does not need to be replaced, the filter system comprises a collecting system, a sedimentation tank, a net loading box, a detection system and an electrical control system, the sedimentation tank and the net loading box are connected with the collecting system, the detection system is arranged inside the sedimentation tank and the net loading box, one side of the sedimentation tank and one side of the net loading box are provided with the cooling system and the electrical control system, the stainless steel filter element backwashing filter system also comprises a primary filter system, a secondary filter system and the cooling system, the primary filter system and the secondary filter system are connected with each other through the cooling system and the electrical control system, when the pressure difference value of a first filter element and a second filter element reaches a set value or reaches a set time, a backwashing cleaning mode is entered, the clean oil is pressed into the first filter element and the second filter element under the pressure effect in the backwashing process, the impurities attached to the inner walls of the first filter element and the second filter, and cleaning the first filter element and the second filter element.
Description
Technical Field
The utility model relates to a liquid filtration technical field especially relates to a need not stainless steel filter core back flush filtration system of change.
Background
Common stainless steel plates or aluminum plates and the like are formed by smelting ores into steel billets or aluminum billets and then rolling the steel billets or the aluminum billets by a rolling mill in two rolling modes: hot rolling and cold rolling. Taking rolling of a steel billet as an example, a conventional stainless steel rolling process includes: the billet is firstly hot rolled into strip steel with the thickness of about 8mm in advance, and then deep processing is carried out through a cold rolling process to thin the strip steel. In the cold rolling process, the steel strip is repeatedly pressed by the rolls to become thinner and thinner, and the pressing generates a very large amount of heat, and for this reason, a large amount of emulsion must be sprayed to the surface of the steel strip to cool and lubricate the surface of the steel strip to prevent the rolls and the steel strip from being adhered. However, the emulsion contains a lot of iron powder, miscellaneous oil and particle impurities, so that the surface of the rolled strip steel contains a lot of residues, which directly affect the reflectivity of the surface of the strip steel and easily cause the formation of emulsion spots of the strip steel, therefore, the emulsion is generally required to be filtered and purified before use. Most of the prior art lubricating and filtering systems adopt a precision filter bed form, but the form has poor filtering precision and high maintenance cost and can bring secondary pollution (filter cloth and filter paper pollute the environment).
The existing filtering system is a filtering part consisting of filter cloth or filter paper, dirty liquid is filtered through a gap of the filter cloth or the filter paper, the filtering precision is poor, the filter cloth or a filter element needs to be frequently replaced, the replaced filter cloth or filter paper is not easy to clean, and secondary pollution is easily caused.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that the background art exists, the utility model provides a need not stainless steel filter core back flush filtration system of change need not change the filter core, only needs to wash, has solved the poor problem of filtration accuracy and the secondary pollution problem of filtration system, does not have daily consumptive article, and high clean rolling oil can remain rolling steel band surface quality and rolling lubrication effect throughout.
The utility model provides a stainless steel filter core back flush filtration system that need not change, mainly used is the washing of stainless steel filter core in the technology lubricating system, and the technology lubricating system provides the clean rolling liquid of circulation for roll, strip lubrication and cooling in rolling production, including filtration system, filtration system includes collecting system, sedimentation tank, net vanning, detecting system and electrical control system, and sedimentation tank and net vanning are connected with collecting system, and the inside of sedimentation tank and net vanning sets up detecting system, and one side of sedimentation tank and net vanning sets up cooling system and electrical control system, still includes primary filtration system, secondary filtration system and cooling system, and primary filtration system and secondary filtration system pass through cooling system and electrical control system interconnect, the primary filtering system comprises a first filtering tank, a first filter element, a first supporting tray, a first liquid level monitor and a first pressure difference monitor; the first filter element is fixed inside the first filter tank through the first support tray; the first liquid level monitor and the first pressure difference monitor are both arranged inside the first filter tank; the secondary filtering system comprises a second filtering tank, a second filter element, a second supporting tray and a second liquid level monitor, and the second filtering tank is connected with the first filtering tank; the second filter element is fixed inside the second filter tank through a second support tray; the liquid level monitor II is installed in the filtering tank II, the filtering tank I and the filtering tank II are both provided with an oil inlet and an oil outlet, and the oil inlet and the oil outlet are both provided with a pressure detector.
The cooling system comprises a liquid supply pipeline, a heat exchanger, a three-way valve and a temperature monitor, wherein the liquid supply pipeline at the oil outlet of the first filter tank is connected with the oil inlet of the second filter tank, and the heat exchanger is connected to the liquid supply pipeline in parallel; the three-way valve is arranged on the liquid supply pipeline; the temperature monitor is installed on the liquid supply pipeline.
The collecting system comprises a dirty oil station, a cover plate I, a suction pump and a liquid level transmitter, wherein the side part of the dirty oil station is formed by welding steel plates, the cover plate I is arranged at the top of the dirty oil station, the suction pump and the liquid level transmitter are arranged in the dirty oil station, and the dirty oil station is also connected with an oil inlet of the filter tank I through a liquid supply pipeline; the sedimentation tank and the net packing box are arranged on one side of the dirty oil station, the sedimentation tank is formed by welding steel plates, a second cover plate is horizontally arranged at the top of the sedimentation tank, the net packing box is formed by welding steel plates, and a third cover plate is horizontally arranged at the top of the net packing box; the detection system is arranged in the sedimentation tank and the clean packing box.
The detection system comprises a water pump and a liquid level detector, wherein the water pump and the liquid level detector are both arranged in the sedimentation tank and the clean packing box.
The electric control system is a rolling liquid backwashing filtration circulation system.
And the top parts of the first filtering tank and the second filtering tank are provided with overflow chutes, and the overflow chutes are connected with a sump oil station.
And an alarm device and a control panel are arranged in the electric control system.
The first cover plate, the second cover plate and the third cover plate are all movable metal cover plates.
And the outside of a suction pump in the dirty oil station is wrapped by a protective grid.
The utility model provides a pair of stainless steel filter core back flush filtration system who need not to change's advantage lies in: the utility model discloses a stainless steel filter core back flush filtration system who need not to change that provides in the structure, the washing of stainless steel filter core among the mainly used technology lubricating system, technology lubricating system is the roll in the rolling production, the strip is lubricated and is cooled off and provide the clean rolling liquid of circulation, detect the jam situation of judging the filter core through setting up pressure detector detection filter jar one and filter jar two's oil inlet and oil-out pressure difference, when the pressure difference value reaches the setting value or arrives the settlement time, enter back flush cleaning mode, the neat oil is under the pressure in the back flush process, pressed in filter core one or filter core two, wash the impurity that will adhere to at the filter core inner wall simultaneously, liquid after the washing discharges in appointed container, accomplish the washing of a filter core; the filter core I and the filter core II which are numerous in number and sintered with stainless steel are arranged, the stainless steel is convenient to clean and maintain, the comprehensive use cost is low, the filter precision is high, and secondary pollution cannot be caused.
Drawings
Fig. 1 is a schematic structural view of a stainless steel filter element backwashing filter system without replacement according to the present invention;
in the figure: 100. the system comprises a collecting system, 101, a dirty oil station, 102, cover plates I, 103, a suction pump, 104, a liquid level transmitter, 200, a primary filtering system, 201, a filter tank I, 202, a filter element I, 203, a supporting tray, 204, a liquid level monitor I, 205, a differential pressure monitor I, 300, a secondary filtering system, 301, a filter tank II, 302, a filter element II, 303, a supporting tray II, 304, a liquid level monitor II, 400, a sedimentation tank, 401, a cover plate II, 500, a clean loading box, 501, a cover plate III, 600, a detection system, 601, a water pump, 602 and a liquid level detector; 700. the system comprises a cooling system 701, a liquid supply pipeline 702, a heat exchanger 703, a three-way valve 704, a temperature monitor 800, an electrical control system 801, an alarm device 802 and a control panel.
Detailed Description
As shown in figure 1, the picture is the utility model discloses a need not stainless steel filter core back flush filtration system of change need not change the spare part, and convenient the washing has solved the poor problem of filtration accuracy and the secondary pollution problem of filtration system, does not have daily consumptive article, and high clean rolling oil can remain rolling steel band surface quality and rolling lubrication effect throughout.
Referring to fig. 1, the utility model provides a stainless steel filter core back flush filtration system that need not change, including filtration system, filtration system includes collection system 100, sedimentation tank 400, net vanning 500, detecting system 600 and electrical control system 800, sedimentation tank 400 and the connection of net vanning 500 and collection system 100, sedimentation tank 400 and the inside of net vanning 500 set up detecting system 600, one side of sedimentation tank 400 and net vanning 500 sets up cooling system 700 and electrical control system 800, still include once filtration system 200, secondary filtration system 300 and cooling system 700, once filtration system 200 and secondary filtration system 300 pass through cooling system 700 and electrical control system 800 interconnect, once filtration system 200 includes filter tank a 201, filter core a 202, support tray a 203, liquid level monitor a 204 and differential pressure monitor 205; the first filter element 202 is fixed inside the first filter tank 201 through the first support tray 203; the first liquid level monitor 204 and the first differential pressure monitor 205 are both arranged inside the first filter tank 201; the secondary filtering system 300 comprises a second filtering tank 301, a second filter element 302, a second supporting tray 303 and a second liquid level monitor 304, wherein the second filtering tank 301 is connected with the first filtering tank 201; the second filter element 302 is fixed inside the second filter tank 301 through a second support tray 303; the second liquid level monitor 304 is installed inside the second filter tank 301, the first filter tank 201 and the second filter tank 301 are both provided with an oil inlet and an oil outlet, and the oil inlet and the oil outlet are both provided with a pressure detector. The dirty liquid that produces in the rolling process directly collects collection system 100 in, then loops through primary filtration system 200 and secondary filtration system 300 row and filters, and the dirty liquid after the filtration gets into clean vanning 500 and collects, and the dregs that are filtered falls into sedimentation tank 400.
The cooling system 700 comprises a liquid supply pipeline 701, a heat exchanger 702, a three-way valve 703 and a temperature monitor 704, wherein the liquid supply pipeline 701 at the oil outlet of the first filter tank 201 is connected with the oil inlet of the second filter tank 301, and the heat exchanger 702 is connected to the liquid supply pipeline 701 in parallel; a three-way valve 703 is installed on the liquid supply pipe 701; a temperature monitor 704 is mounted on the liquid supply conduit 701. The three-way valve 703 is used for controlling the circulation of the sewage in the liquid supply pipe 701, the temperature monitor 704 is used for monitoring the temperature of the liquid supply pipe 701, and the heat exchanger 702 is used for exchanging the heat of the liquid supply pipe 701 with the outside to prevent the damage caused by overhigh temperature.
The collecting system 100 comprises a dirty oil station 101, a cover plate I102, a suction pump 103 and a liquid level transmitter 104, wherein the side part of the dirty oil station 101 is formed by welding steel plates, the cover plate I102 is arranged at the top part of the dirty oil station 101, the suction pump 103 and the liquid level transmitter 104 are arranged in the dirty oil station 101, and the dirty oil station 101 is also connected with an oil inlet of a filter tank I201 through a liquid supply pipeline 701; the sedimentation tank 400 and the net packing box 500 are arranged on one side of the dirty oil station 101, the sedimentation tank 400 is formed by welding steel plates, a second cover plate 401 is horizontally arranged at the top of the sedimentation tank 400, the net packing box 500 is formed by welding steel plates, and a third cover plate 501 is horizontally arranged at the top of the net packing box 500; the detection system 600 is disposed inside the settling tank 400 and the clean box 500. In the dirty liquid that produces in the rolling process directly collected sump oil station 101, the suction pump 103 in collection system 100 makes dirty liquid loop through filter core one 202 and filter core two 302 in primary filtration system 200 and secondary filtration system 300 through the suction, and filter core one 202 and filter core two 302 filter dirty liquid, and the dirty liquid after the filtration gets into clean vanning 500 and collects, and the dregs that are filtered falls into sedimentation tank 400. Because the oil inlets and the oil outlets of the first filter tank 201 and the second filter tank 301 are designed with pressure detection, the blockage conditions of the first filter element 202 and the second filter element 302 can be judged through pressure difference detection on two sides, when the pressure difference value reaches a set value or reaches a set time, a back washing cleaning mode is entered, clean oil is pressed into the first filter element 202 and the second filter element 302 under the action of pressure in the back washing process, meanwhile, impurities attached to the inner walls of the first filter element 202 and the second filter element 302 are washed off, and the cleaned liquid is discharged into a designated container to finish the cleaning of the first filter element 202 and the second filter element 302. And the first support tray 203 and the second support tray 303 rotate by a certain angle to continue cleaning the next filter element, and all the filter elements are cleaned in sequence. And under the combined action of the pressure reaching the preset pressure lower limit and the rotation angle, the cleaning process of the whole system is completed.
The detection system 600 comprises a water pump 601 and a liquid level detector 602, wherein the water pump 601 and the liquid level detector 602 are both arranged inside the sedimentation tank 400 and the net packing box 500, the water pump is used for pumping liquid in the sedimentation tank 400 and the net packing box 500, and the liquid level detector is used for surveying the liquid levels of the sedimentation tank 400 and the net packing box 500 in real time.
The electrical control system 800 is a rolling liquid backwashing filtration circulation system. The rolling liquid backwashing filter circulation system is provided with a pressure detection module, a liquid level detection module and an electro-pneumatic valve, the pressure detection module is a pressure detection meter, the liquid level detection module is a liquid level meter, the pressure detection meter and the liquid level meter are used for detecting the pressure and liquid level signals of the first 201 and the second 301 filter tanks and transmitting the signals to the electro-pneumatic valve, and the electro-pneumatic valve controls the filtering circulation process again.
The top parts of the first filter tank 201 and the second filter tank 301 are provided with an overflow groove 23, and the overflow groove 23 is connected with the dirty oil station 101. The overflow groove 23 is provided to prevent excessive oil from entering the first filter tank and the second filter tank 301, which affects the filtering and purifying capabilities of the primary filtering system 200 and the secondary filtering system 300.
The electrical control system 800 is provided with an alarm device 801 and a control panel 802. The alarm device 801 has an automatic alarm function and a self-diagnosis function, and the screen of the control panel 802 can dynamically display the operation condition of the filtering system.
The first cover plate 102, the second cover plate 401 and the third cover plate 501 are all movable metal cover plates. Movable metal apron has anticorrosive excellent performance owing to adopt the metal material to make, and because it is movable's structure, is convenient for look over the inside of sump oil station 101, sedimentation tank 400 and clean vanning 500.
The suction pump 103 inside the dirty oil station 101 is externally wrapped around a protective grid. The arrangement of the protective grid can prevent the suction pump 103 from being polluted by external dirt on one hand, and can prevent heat generated during the operation of the suction pump 103 from being accumulated and not easy to dissipate to influence the service life of the suction pump.
The working process is as follows: dirty liquid generated in the rolling process is directly collected into the dirty oil station 101, the suction pump 103 in the collection system 100 enables the dirty liquid to sequentially pass through the filter element I202 and the filter element II 302 in the primary filtration system 200 and the secondary filtration system 300 through suction, the filter element I202 and the filter element II 302 filter the dirty liquid, the filtered dirty liquid enters the clean packing box 500 to be collected, the filtered dregs fall into the sedimentation tank 400, pressure detection is designed at the oil inlet and the oil outlet of the filtration tank I201 and the filtration tank II 301, the blockage conditions of the filter element I202 and the filter element II 302 can be judged through pressure difference detection at two sides, when the pressure difference value reaches a set value or reaches a set time, a back washing mode is carried out, clean oil is pressed into the filter element I202 and the filter element II 302 under the pressure effect in the back washing process, and impurities attached to the inner walls of the filter element I202 and the filter element II 302 are washed off at the same time, and discharging the cleaned liquid into a designated container to complete the cleaning of the first filter element 202 and the second filter element 302, rotating the first support tray 203 and the second support tray 303 by a certain angle, continuing to clean the next filter element, sequentially completing the cleaning of all the filter elements, and completing the cleaning process of the whole system under the combined action of the pressure reaching a preset pressure lower limit and the rotation angle.
To sum up, the utility model discloses the stainless steel filter core back flush filtration system who need not to change that provides in the structure, the washing of stainless steel filter core among the mainly used technology lubricating system, technology lubricating system is the roll in the rolling production, the strip is lubricated and is cooled off and provide the clean rolling liquid of circulation, detect the jam situation of judging the filter core through setting up pressure detector detection jar one and the oil-out pressure difference in both sides of oil inlet and the oil-out of filter jar two, when the pressure difference value reaches the setting value or arrives the settlement time, get into back flush cleaning mode, the neat oil is under the pressure effect in the back flush process, pressed in filter core one or filter core two, will adhere to filter core one simultaneously, the impurity of filter core two inner walls washes off, liquid discharge after the washing is in appointed container, accomplish the washing of a filter core; the filter core through setting up numerous sintered stainless steel realizes, and stainless steel material is convenient to be washd, and it is convenient to maintain, uses comprehensive cost low, and filter fineness is high, can not bring secondary pollution.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is familiar with the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered in the protection scope of the present invention.
Claims (9)
1. A stainless steel filter element backwashing filter system without replacement comprises a filter system, wherein the filter system comprises a collection system (100), a sedimentation tank (400), a net loading box (500), a detection system (600) and an electrical control system (800), the sedimentation tank (400) and the net loading box (500) are connected with the collection system (100), the detection system (600) is arranged in the sedimentation tank (400) and the net loading box (500), one side of the sedimentation tank (400) and one side of the net loading box (500) are provided with the cooling system (700) and the electrical control system (800), the device is characterized by further comprising a primary filtering system (200), a secondary filtering system (300) and a cooling system (700), wherein the primary filtering system (200) is connected with the secondary filtering system (300) through the cooling system (700), and an electrical control system (800) is connected with the primary filtering system (200), the secondary filtering system (300) and a detection system (600); the primary filtering system (200) comprises a first filtering tank (201), a first filter element (202), a first supporting tray (203), a first liquid level monitor (204) and a first differential pressure monitor (205); the filter element I (202) is fixed inside the filter tank I (201) through the support tray I (203); the first liquid level monitor (204) and the first differential pressure monitor (205) are both arranged inside the first filter tank (201); the secondary filtering system (300) comprises a second filtering tank (301), a second filter element (302), a second supporting tray (303) and a second liquid level monitor (304), wherein the second filtering tank (301) is connected with the first filtering tank (201); the second filter element (302) is fixed inside the second filter tank (301) through the second support tray (303); the liquid level monitor II (304) is installed inside the filter tank II (301), the filter tank I (201) and the filter tank II (301) are both provided with an oil inlet and an oil outlet, and the oil inlet and the oil outlet are both provided with a pressure detector.
2. The stainless steel filter element backwashing filter system without replacement of claim 1, wherein the cooling system (700) comprises a liquid supply pipeline (701), a heat exchanger (702), a three-way valve (703) and a temperature monitor (704), the oil outlet of the first filter tank (201) is connected with the oil inlet of the second filter tank (301), and the heat exchanger (702) is connected in parallel with the liquid supply pipeline (701); a three-way valve (703) is arranged on the liquid supply pipeline (701); a temperature monitor (704) is mounted on the liquid supply duct (701).
3. The stainless steel filter element backwashing filter system without replacement as claimed in claim 2, wherein the collection system (100) comprises a dirty oil station (101), a first cover plate (102), a suction pump (103) and a liquid level transmitter (104), wherein the side portion of the dirty oil station (101) is formed by welding steel plates, the first cover plate (102) is arranged at the top of the dirty oil station (101), the suction pump (103) and the liquid level transmitter (104) are arranged in the dirty oil station (101), and the dirty oil station (101) is also connected with an oil inlet of the first filter tank (201) through a liquid supply pipeline (701); the sedimentation tank (400) and the net packing box (500) are arranged on one side of the dirty oil station (101), the sedimentation tank (400) is formed by welding steel plates, a second cover plate (401) is horizontally arranged at the top of the sedimentation tank (400), the net packing box (500) is formed by welding steel plates, and a third cover plate (501) is horizontally arranged at the top of the net packing box (500); the detection system (600) is disposed inside the sedimentation tank (400) and the clean box (500).
4. The stainless steel filter element backwashing filter system without replacement of claim 1, wherein the detection system (600) comprises a water pump (601) and a liquid level detector (602), and the water pump (601) and the liquid level detector (602) are both disposed inside the sedimentation tank (400) and the clean box (500).
5. The stainless steel filter element backwash filter system without replacement as claimed in claim 1 wherein the electrical control system (800) is a rolling liquid backwash filter circulation system.
6. The stainless steel filter element backwashing filter system without replacement of claim 1, wherein the top of the first filter tank (201) and the second filter tank (301) is provided with an overflow groove (23), and the overflow groove (23) is connected with a dirty oil station (101).
7. The stainless steel filter element backwashing filter system without replacing of claim 1, wherein the electrical control system (800) is provided with an alarm device (801) and a control panel (802).
8. The stainless steel filter element backwashing filter system without replacing of claim 3, wherein the first cover plate (102), the second cover plate (401) and the third cover plate (501) are all movable metal cover plates.
9. A stainless steel filter element backwash filter system without replacement as claimed in claim 3 wherein the suction pump (103) in the dirty oil station (101) is externally wrapped with a protective mesh.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922358650.4U CN211987493U (en) | 2019-12-24 | 2019-12-24 | Stainless steel filter element backwashing filter system without replacement |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922358650.4U CN211987493U (en) | 2019-12-24 | 2019-12-24 | Stainless steel filter element backwashing filter system without replacement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198221A (en) * | 2021-04-30 | 2021-08-03 | 成都思达能环保设备有限公司 | Backwashing method of filter element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198221A (en) * | 2021-04-30 | 2021-08-03 | 成都思达能环保设备有限公司 | Backwashing method of filter element |
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