CN212998789U

CN212998789U - Self-cleaning magnetic filter

Info

Publication number: CN212998789U
Application number: CN202021079630.XU
Authority: CN
Inventors: 张祖民; 刘仁德
Original assignee: Dalian Boster Technology Co Ltd
Current assignee: Dalian Boster Technology Co Ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-04-20
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a self-cleaning magnetic filter, which comprises a filtering cylinder body, wherein the lower part of one side of the filtering cylinder body is provided with a liquid inlet, the upper part of the filtering cylinder body is provided with a cleaning port, the upper part of the other side of the filtering cylinder body is provided with a liquid outlet, and a slag discharge port is positioned at the bottom of the filtering cylinder body; the top of the filtering cylinder body is connected with the bottom of the cylinder supporting cylinder, the top of the cylinder supporting cylinder is provided with a cylinder base, a cylinder is fixed on the cylinder base, a cylinder output shaft penetrates through the cylinder base and extends into the cylinder supporting cylinder, the end part of the cylinder output shaft is connected with a lifting disc, the lifting disc is fixedly connected with the tops of the magnetic columns, each magnetic column penetrates through a corresponding sealing ring and extends into the filtering cylinder body, a vacuum breaking valve is arranged in a hollow channel formed by the magnetic columns in a surrounding mode, the vacuum breaking valve and each sealing ring are fixed on an upper flange cover, and the upper flange cover is installed at the bottom of the cylinder supporting cylinder. Its novel structure of this application magnetic filter has advantages such as magnetic force is strong, efficient, the washing is convenient, no consumptive material.

Description

Self-cleaning magnetic filter

Technical Field

The utility model belongs to the technical field of magnetic filter, concretely relates to automatically cleaning magnetic filter.

Background

At present, a large amount of waste liquid is generated in the production process of cleaning liquid, cutting liquid, grinding oil and the like in the automobile manufacturing industry and the machining industry, and the waste liquid needs to be purified and regenerated for energy conservation and emission reduction and resource recycling, wherein deslagging is an important step, and a magnetic filter is generally adopted for treatment. In addition, the stainless steel sleeve is arranged outside the magnetic column of the easy-cleaning magnetic filter, so that the adsorption of the magnetic column on pollutants is weakened, the magnetic field intensity is weakened to 8000GS from 12000GS, even lower, the deslagging effect is seriously influenced, and particularly, the filtering of nano-scale magnetic particles is realized.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that prior art exists, the utility model aims to provide an automatically cleaning magnetic filter, its novel structure has advantages such as magnetic force is strong, efficient, the washing is convenient, no consumptive material.

In order to achieve the purpose, the technical scheme of the application is as follows: a self-cleaning magnetic filter comprises a filtering cylinder body, a cylinder support cylinder, a sealing ring, a magnetic column, a vacuum breaking valve, a lifting disc and a cylinder; a liquid inlet is formed in the lower part of one side of the filtering cylinder, a cleaning port is formed in the upper part of the filtering cylinder, a liquid outlet is formed in the upper part of the other side of the filtering cylinder, and a slag discharging port is formed in the bottom of the filtering cylinder; the utility model discloses a filter cylinder, including filter cylinder, cylinder output shaft, cylinder, lifting disc, sealing washer, cylinder prop, cylinder output shaft, cylinder prop, cylinder bottom, cylinder base, lifting disc and a plurality of magnetic column top fixed connection, every magnetic column passes during the sealing washer that corresponds stretches into filter cylinder, the sealing washer is all fixed in last blind flange, still installs the broken vacuum valve with filter cylinder intercommunication on last blind flange, go up the blind flange and install in cylinder prop bottom.

Furthermore, the slag discharge port is connected with a slag discharge pipeline, a slag discharge valve is arranged at the upper part of the slag discharge pipeline, the lower part of the slag discharge pipeline extends into the slag sinking groove, a liquid water tank is arranged below an overflow port at one side of the slag sinking groove, one end of the liquid water tank is connected with a water pump, the water pump is respectively connected with a liquid inlet pipeline and a cleaning pipeline through a conveying pipeline, the liquid inlet pipeline is connected to a liquid inlet through a liquid inlet valve, and the cleaning pipeline is connected to a cleaning port through a cleaning valve; the other end of the liquid water tank is connected with a liquid outlet through a liquid outlet pipeline, and a liquid outlet valve is arranged on the liquid outlet pipeline.

Furthermore, the slag discharge valve, the liquid inlet valve, the cleaning valve, the liquid outlet valve and the water pump are all connected with the PLC;

further, the bottom end faces of the magnetic columns are not magnetic.

Furthermore, a plurality of grooves for accommodating the sealing rings are formed in the upper flange cover, a gland for compressing the sealing rings is arranged at the tops of the grooves, and the vacuum breaking valve is screwed into the fixing through hole of the upper flange cover.

Furthermore, a magnetic column through hole is formed in the upper flange cover and located below the groove, the diameter of the magnetic column through hole is smaller than that of the groove, and a clamping table formed by the magnetic column through hole and the groove is used for dragging the sealing ring.

Furthermore, a plurality of movable inclined plates are arranged in the slag settling tank and used for settling impurities in the waste liquid.

Furthermore, the top of the filtering cylinder body is provided with a lower flange plate, and the lower flange plate is connected with the upper flange cover through a sealing gasket.

Furthermore, the air cylinder is connected with an air source distribution block, the air source distribution block is connected with the air filtering pressure reducer through an electric control air valve, and the electric control air valve is connected with the PLC.

Furthermore, the cleaning port and the liquid outlet are symmetrically arranged.

As a further step, the bottom end of the slag discharge pipeline is positioned at the lower part of the liquid level of the slag settling tank.

As a further alternative, the lifting plate is fixed to the cylinder output shaft by means of a locking nut.

The utility model discloses owing to adopt above technical scheme, can gain following technological effect: when the liquid flows through the magnetic filter, the strong magnetic force adsorbs magnetic pollution particles in the liquid, and the separation efficiency is high. The filter has the cleaning function, and integrates the functions of filtering, deslagging, washing and deslagging. The problem of magnetic contaminant adsorb be difficult to the clearance behind the magnetic column is solved, it has clean convenient, and no consumptive material improves advantages such as liquid utilization efficiency.

Drawings

FIG. 1 is a schematic view of a self-cleaning magnetic filter;

the sequence numbers in the figures illustrate: 1. the device comprises a liquid inlet, 2, a liquid outlet, 3, a slag discharge port, 4, a cleaning port, 5, a filtering cylinder body, 6, an upper flange cover, 7, a sealing ring, 8, a gland, 9, a magnetic column, 10, a vacuum breaking valve, 11, a cylinder support, 12, a lifting disc, 13, a cylinder base, 14, a cylinder, 15, a cylinder output shaft, 16, an electric control air valve, 17, an air source distribution block, 18, a conveying pipeline, 19, a liquid outlet pipeline, 20, a liquid inlet pipeline, 21, a liquid inlet valve, 22, a liquid outlet valve, 23, a slag discharge valve, 24, a cleaning valve, 25, a slag settling tank, 26, a liquid water tank, 27, a water pump, 28 and an air filtering pressure reducer.

Detailed Description

The invention will be described in further detail with reference to the following figures and specific embodiments: the present application is further described by taking this as an example.

Example 1

As shown in fig. 1, the present embodiment provides a self-cleaning magnetic filter, which includes a filtering cylinder, a cylinder support, a sealing ring, a magnetic column, a vacuum breaking valve, a lifting disc, a cylinder, a sediment tank, a liquid water tank, and a PLC controller; a liquid inlet is formed in the lower part of one side of the filtering cylinder, a cleaning port is formed in the upper part of the filtering cylinder, a liquid outlet is formed in the upper part of the other side of the filtering cylinder, and a slag discharging port is formed in the bottom of the filtering cylinder; the slag discharge port is connected with a slag discharge pipeline, a slag discharge valve is arranged at the upper part of the slag discharge pipeline, the lower part of the slag discharge pipeline extends into the slag sink, a liquid water tank is arranged below an overflow port at one side of the slag sink, one end of the liquid water tank is connected with a water pump, the water pump is respectively connected with a liquid inlet pipeline and a cleaning pipeline through a conveying pipeline, the liquid inlet pipeline is connected to a liquid inlet through a liquid inlet valve, and the cleaning pipeline is connected to a cleaning port through a cleaning valve; the other end of the liquid water tank is connected with a liquid outlet through a liquid outlet pipeline, a liquid outlet valve is arranged on the liquid outlet pipeline, and the slag discharge valve, the liquid inlet valve, the cleaning valve, the liquid outlet valve and the water pump are all connected with the PLC; the utility model discloses a filter cylinder, including filter cylinder, cylinder output shaft, a plurality of magnetic columns, sealing washer, cylinder base, cylinder, sealing washer, upper flange cover, cylinder prop, cylinder base, cylinder prop top, be fixed with the cylinder on this cylinder base, cylinder output shaft passes the cylinder base and stretches into in the cylinder prop, a plurality of magnetic columns bottom end face all does not have magnetism, has the lifting disc at cylinder output shaft end connection, lifting disc and a plurality of magnetic columns top fixed connection, every magnetic column passes during the sealing washer that corresponds stretches into the filter cylinder, the sealing washer all is fixed in the upper flange cover, still installs the broken vacuum valve with filter cylinder intercommunication on the upper flange cover, the upper flange cover is installed in cylinder prop bottom, the filter cylinder top is equipped with lower flange, lower flange passes through.

The filtering device is used for separating ferromagnetic pollution particles in water-based cleaning fluid and cutting fluid and removing paramagnetic particles such as stainless steel and the like; the working process comprises three steps of filtering, deslagging and flushing deslagging, and the start and stop of the water pump and the opening and closing of the valve are automatically completed under the action of the PLC, so that the full-automatic work is realized.

The filtering step is as follows: open feed liquor valve, play liquid valve, start the water pump, go into the waste liquid in the liquid basin and filter the barrel through the inlet pump, the magnetic impurities in the waste liquid is adsorbed by the magnetic column in the cartridge filter body this moment, then the waste liquid returns to the liquid basin in through the liquid outlet, makes waste liquid cycle work, after working a period, the magnetic column adsorbs a certain amount of ferromagnetic impurity.

The deslagging step is as follows: after the magnetic column adsorbs a certain amount of ferromagnetic impurities, the liquid inlet valve and the liquid outlet valve are closed, the output shaft of the air cylinder is lifted upwards, so that the magnetic column is driven to move upwards, the impurities adsorbed on the magnetic column are scraped by the sealing ring and are left in the filtering cylinder body, and the ferromagnetic impurities are cleaned up due to the non-magnetism of the bottom end surface of the magnetic column; when the magnetic column moves upwards, a certain negative pressure is formed in the filtering cylinder body, and the negative pressure is broken by the vacuum breaking valve.

The flushing and deslagging steps are as follows: after impurities are scraped into the filter cylinder body, a cleaning valve and a slag discharging valve are opened, waste liquid for flushing enters the filter cylinder body through the cleaning valve and a cleaning port, magnetic impurities are flushed out of the filter cylinder body through the slag discharging port and the slag discharging valve, slag liquid enters a slag settling tank with a movable inclined plate, discharged ferromagnetic impurities are settled, and the waste liquid overflows and enters a liquid water tank; after the slag discharge is finished, the cleaning valve and the slag discharge valve are closed, the liquid inlet valve, the liquid outlet valve and the water pump are opened again, the next circulation is carried out, the flushing liquid is the filtered waste liquid, and the original components and the original concentration of the original waste liquid are guaranteed.

The above, only for the utility model discloses create the concrete implementation way of preferred, nevertheless the utility model discloses the protection scope of creation is not limited to this, and any person skilled in this technical field is in the utility model discloses create the technical scope of disclosure, according to the utility model discloses the technical scheme of creation and utility model design equivalence replacement or change all should be covered in the protection scope of creation of the utility model.

Claims

1. A self-cleaning magnetic filter is characterized by comprising a filtering cylinder body, a cylinder support cylinder, a sealing ring, a magnetic column, a vacuum breaking valve, a lifting disc and a cylinder; a liquid inlet is formed in the lower part of one side of the filtering cylinder, a cleaning port is formed in the upper part of the filtering cylinder, a liquid outlet is formed in the upper part of the other side of the filtering cylinder, and a slag discharging port is formed in the bottom of the filtering cylinder; the utility model discloses a filter cylinder, including filter cylinder, cylinder output shaft, cylinder, lifting disc, sealing washer, cylinder prop, cylinder output shaft, cylinder prop, cylinder bottom, cylinder base, lifting disc and a plurality of magnetic column top fixed connection, every magnetic column passes during the sealing washer that corresponds stretches into filter cylinder, the sealing washer is all fixed in last blind flange, still installs the broken vacuum valve with filter cylinder intercommunication on last blind flange, go up the blind flange and install in cylinder prop bottom.

2. The self-cleaning magnetic filter of claim 1, wherein the slag discharge port is connected to a slag discharge pipe, a slag discharge valve is disposed at the upper portion of the slag discharge pipe, the lower portion of the slag discharge pipe extends into the slag sink, a liquid water tank is disposed below the overflow port at one side of the slag sink, one end of the liquid water tank is connected to a water pump, the water pump is respectively connected to a liquid inlet pipe and a cleaning pipe through a delivery pipe, the liquid inlet pipe is connected to the liquid inlet through a liquid inlet valve, and the cleaning pipe is connected to the cleaning port through a cleaning valve; the other end of the liquid water tank is connected with a liquid outlet through a liquid outlet pipeline, and a liquid outlet valve is arranged on the liquid outlet pipeline.

3. A self-cleaning magnetic filter as recited in claim 1, wherein the reject valve, the inlet valve, the purge valve, the outlet valve, and the water pump are all connected to a PLC controller.

4. A self-cleaning magnetic filter as recited in claim 1, wherein none of the bottom end surfaces of the plurality of magnetic posts are magnetic.

5. A self-cleaning magnetic filter as claimed in claim 1, wherein the upper flange has a plurality of recesses for receiving the sealing rings, a pressing cover is provided at the top of the recesses for pressing the sealing rings, and the vacuum breaking valve is screwed into the fixing through hole of the upper flange.

6. A self-cleaning magnetic filter as claimed in claim 5, wherein the upper flange cover further defines a magnetic post through hole located below the recess, the magnetic post through hole having a diameter smaller than that of the recess, and the two form a catching platform for catching the seal ring.

7. A self-cleaning magnetic filter as claimed in claim 1, wherein a plurality of inclined movable plates are provided in the grit chamber.

8. A self-cleaning magnetic filter as claimed in claim 1, wherein the top of the filter cartridge body is provided with a lower flange, and the lower flange is connected with the upper flange cover through a gasket.

9. A self-cleaning magnetic filter, as claimed in claim 1, wherein said air cylinder is connected to an air supply distribution block which is connected to said air filtration pressure reducer through an electrically controlled air valve, said electrically controlled air valve being connected to a PLC controller.