CN221131323U - Back flushing filter device of mining centrifugal filter station - Google Patents
Back flushing filter device of mining centrifugal filter station Download PDFInfo
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- CN221131323U CN221131323U CN202323082290.2U CN202323082290U CN221131323U CN 221131323 U CN221131323 U CN 221131323U CN 202323082290 U CN202323082290 U CN 202323082290U CN 221131323 U CN221131323 U CN 221131323U
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- 238000005065 mining Methods 0.000 title claims abstract description 25
- 238000011010 flushing procedure Methods 0.000 title claims description 11
- 239000007788 liquid Substances 0.000 claims abstract description 256
- 238000001914 filtration Methods 0.000 claims abstract description 57
- 230000009471 action Effects 0.000 claims abstract description 5
- 239000010865 sewage Substances 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 6
- 238000011001 backwashing Methods 0.000 abstract description 3
- 239000003245 coal Substances 0.000 description 7
- 238000007599 discharging Methods 0.000 description 7
- 239000000839 emulsion Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- Centrifugal Separators (AREA)
Abstract
The utility model discloses a backwashing filter device of a mining centrifugal filter station, which comprises a filter connecting block, a centrifugal filter and a blow-down valve, wherein the filter connecting block is connected with the centrifugal filter; the centrifugal filter comprises a filter cylinder, a filter base, a centrifugal filter element and a bracket, wherein a groove is formed in the top of the bracket, a spring is connected in the groove, a containing groove is formed in the top of the inside of the filter cylinder, the top of the bracket is embedded in the containing groove, the centrifugal filter element is rotationally connected to the outside of the bracket, and the bracket is tightly attached to the filter base under the action of the pressure of the filter cylinder; the first liquid inlet of the filter base is communicated with the cavity positioned at the outer side of the centrifugal filter element and is communicated with the cavity positioned at the inner side of the centrifugal filter element, and the first liquid outlet of the filter base is communicated with the cavity positioned at the outer side of the centrifugal filter element and is communicated with the cavity in a bent mode. The utility model can carry out centrifugal reverse cleaning on the filter element of the filter device, the cleaned dirt is discharged through the special channel, the filtering precision is high, and the difficult problem that the filter element is required to be replaced frequently due to the blockage of the filter element is solved.
Description
Technical Field
The utility model relates to the technical field of filtration, in particular to a backwashing filter device of a mining centrifugal filtration station.
Background
The failure of 70% of hydraulic elements used in coal production in China is caused by liquid pollution, and the filtering station is designed for adapting to the requirement of developing the coal production in China to the high-yield and high-efficiency direction, and is mainly used for filtering high-pressure and high-flow liquid output by an emulsion pump station in underground coal mines, providing a clean power source for a hydraulic support and also being used for the ground and other hydraulic equipment. The conventional emulsion pump station usually adopts a filter which cannot be subjected to centrifugal reverse flow cleaning, has low filtering precision, is easy to block, and is difficult to clean, so that the filter element needs to be replaced frequently.
Disclosure of Invention
The utility model aims to solve the technical problems of providing a mine centrifugal filtering station back flushing filtering device aiming at the defects of the prior art, and the mine centrifugal filtering station back flushing filtering device can carry out centrifugal reverse cleaning on a filter element of the filtering device, and the cleaned dirt is discharged through a special channel, so that the filtering precision of the filter element is improved, and the problem that the filter element is required to be replaced frequently due to the blockage of the filter element is solved.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
a backwash filter device of a mining centrifugal filter station comprises a filter connecting block, a centrifugal filter and a blow-down valve;
The centrifugal filter comprises a filter cylinder body, a filter base, a centrifugal filter element and a bracket, wherein a groove is formed in the top of the bracket, a spring is connected in the groove, a containing groove is formed in the top of the inside of the filter cylinder body, the top of the bracket is embedded in the containing groove, the centrifugal filter element is connected to the outside of the bracket in a rotating mode, the bracket and the centrifugal filter element are both positioned on the inner side of the filter cylinder body, the bottom of the filter cylinder body is connected with the filter base, and the bracket is tightly attached to the filter base under the action of the pressure of the filter cylinder body; the first liquid inlet of the filtering base is communicated with the cavity positioned at the inner side of the filtering cylinder and the cavity positioned at the outer side of the centrifugal filtering filter element and is communicated with the cavity positioned at the inner side of the filtering cylinder and the cavity positioned at the inner side of the centrifugal filtering filter element, and the first liquid outlet of the filtering base is communicated with the cavity positioned at the inner side of the filtering cylinder and the cavity positioned at the inner side of the centrifugal filtering filter element and is communicated with the cavity;
The first liquid inlet of the filter base of the centrifugal filter is communicated with the second liquid inlet of the filter connecting block, the first liquid outlet of the filter base of the centrifugal filter is communicated with the second liquid outlet of the filter connecting block, the second liquid inlet of the filter connecting block is connected with a sewage drain pipe, and a sewage drain valve is arranged on the sewage drain pipe.
As a further improved technical scheme of the utility model, the first liquid outlet of the filter base of the centrifugal filter is communicated with the cavity positioned at the inner side of the filter cylinder and the inner side of the centrifugal filter element through the L-shaped inflow channel. The bottom of the filter cylinder body is in threaded connection with the filter base.
As a further improved technical scheme of the utility model, the filter connecting block is fixedly and hermetically connected with the filter base of the centrifugal filter through bolts.
As a further improved technical scheme of the utility model, the outer circumferential wall of the top of the bracket is embedded in the accommodating groove, and a sealing gasket is arranged between the outer circumferential wall of the top of the bracket and the accommodating groove.
As a further improved technical scheme of the utility model, the outside of the bracket is rotatably connected with a centrifugal filter element through a bearing.
As a further improved technical scheme of the utility model, the utility model also comprises a liquid inlet and collecting block, a first ball valve, a second ball valve and a liquid outlet and collecting block; the first ball valve is fixedly and hermetically connected with the liquid inlet and liquid collecting block through a bolt, and the second ball valve is fixedly and hermetically connected with the liquid outlet and liquid collecting block through a bolt;
The third liquid inlet of feed liquor collection piece and first ball valve intercommunication, the third liquid outlet of first ball valve and feed liquor collection piece communicates with the second liquid inlet of filter connecting block, the second liquid outlet of filter connecting block communicates with the fourth liquid inlet of play liquid collection piece, the fourth liquid inlet of play liquid collection piece communicates with the second ball valve, the fourth liquid outlet of second ball valve and play liquid collection piece communicates.
As a further improved technical scheme of the utility model, the number of the third liquid inlets of the liquid inlet and liquid collecting block is 2, the 2 third liquid inlets are mutually communicated through liquid inlet channels, and the number of the third liquid outlets of the liquid inlet and liquid collecting block is 2; the number of the fourth liquid inlets of the liquid outlet and collecting block is 2, and the 2 fourth liquid outlets of the liquid outlet and collecting block are mutually communicated through a liquid outlet flow channel;
The number of the first ball valve, the filter connecting block, the centrifugal filter, the blow-down valve and the second ball valve is 2.
As a further improved technical scheme of the utility model, the blowdown valve adopts a blowdown electromagnetic valve, the first ball valve adopts an electromagnetic ball valve, and the second ball valve adopts a plate ball valve.
As a further improved technical scheme of the utility model, the liquid collecting device also comprises a flow sensor arranged on the liquid inlet flow channel and a pressure gauge arranged on the liquid outlet flow channel, wherein the flow sensor is used for detecting the liquid flow of the liquid inlet flow channel of the liquid inlet liquid collecting block; the pressure gauge is used for detecting the liquid pressure of the liquid outlet channel of the liquid outlet and collecting block.
As a further improved technical scheme of the utility model, the sewage treatment device further comprises a power supply box and an electric cabinet, wherein the power supply box is respectively connected with the electromagnetic ball valve, the sewage discharge electromagnetic valve and the flow sensor, and the electromagnetic ball valve, the sewage discharge electromagnetic valve and the flow sensor are all connected with the electric cabinet.
The beneficial effects of the utility model are as follows:
Under the normal working condition, liquid flows into the first liquid inlet of the centrifugal filter through the third liquid inlet of the liquid inlet liquid collecting block, the first ball valve, the third liquid outlet of the liquid inlet liquid collecting block and the second liquid inlet of the filter connecting block, the centrifugal filter filters the liquid, the filtered liquid flows out of the first liquid outlet of the centrifugal filter, the centrifugal filter element does not rotate, and the flowing-out liquid flows out of the fourth liquid outlet of the liquid outlet liquid collecting block through the second liquid outlet of the filter connecting block, the fourth liquid inlet of the liquid outlet liquid collecting block and the second ball valve in sequence. When the filtering station device is backwashed and discharged, liquid sequentially passes through the second ball valve, the fourth liquid inlet of the liquid collecting block and the second liquid outlet of the filter connecting block to enter the first liquid outlet of the centrifugal filter, and flows into the centrifugal filter element, and the liquid at the moment generates a centrifugal rotation force to drive the centrifugal filter element to rotate due to the shape design principle of the inlet channel, so that impurities attached to the periphery of the centrifugal filter element are thrown down under the action of the centrifugal force, and the impurities flow out from the first liquid inlet of the centrifugal filter and the second liquid inlet of the filter connecting block together with the liquid, and are discharged out of the filtering station device through a sewage discharge pipeline, a sewage discharge electromagnetic valve and sewage at the sewage outlet. Because the centrifugal filter element has the rotation function during back flushing and pollution discharge, the filtering precision of the filter element under the normal working condition and the flow of liquid passing through the filter element are improved, and the service life of the filter element is prolonged; solves the difficult problem that the filter element is required to be replaced frequently due to the blockage of the filter element.
When the back flushing control device works normally, the sewage discharging electromagnetic valve connected with the sewage discharging outlet is completely closed, the electromagnetic ball valve and the plate ball valve connected with the liquid inlet and the liquid outlet are completely opened, liquid to be filtered flows into the liquid inlet collecting block (the flow rate when the liquid flows in is monitored by the flow sensor) through the liquid inlet connector, flows into the centrifugal filter on the filter connecting block through the electromagnetic ball valve, flows into the liquid outlet collecting block (the pressure when the liquid flows out is displayed by the pressure gauge) through the plate ball valve, and provides a clean power source for equipment on a coal mine through the liquid outlet connector.
When one of the centrifugal filters is required to be backwashed, the filter can be backwashed by closing the electromagnetic ball valve in the flow path and opening the blowdown electromagnetic valve in the flow path at the same time, and the flushed dirt is discharged. After flushing, the blowdown solenoid valve is closed, and the solenoid valve is opened simultaneously, so that the sewage treatment device can be put into use.
When it is desired to backwash another centrifugal filter 5, the operation is the same as in the previous step.
When one of the electromagnetic ball valve and the plate-type ball valve on the flow path is closed, and the blowdown electromagnetic valve is opened to relieve pressure, the centrifugal filter on the flow path can be maintained, and the other centrifugal filter can work normally. When maintenance is to be performed on the centrifugal filter in the other flow path, the operation is the same as in the previous step.
The utility model has the functions of large centrifugal force, high filtering precision and filter element cleaning. And the filter element of the filtering device can be centrifugally reversely cleaned under the conditions of not influencing normal liquid supply and not disassembling, and the cleaned dirt is discharged through the special channel. The high-pressure high-flow liquid filter can safely, quickly and reliably carry out more precise filtration on high-pressure high-flow liquid output by an emulsion pump, thereby greatly reducing the failure rate of a hydraulic system and other systems of a fully-mechanized mining face bracket, improving the reliability of liquid using equipment and simultaneously solving the problem that the filter element is required to be replaced frequently due to the blockage of the filter element.
Drawings
Fig. 1 is a front view of a backwash filter assembly of a mining centrifugal filter station of the present utility model.
FIG. 2 is a left side view of the backwash filter assembly of the mining centrifugal filter station of the present utility model.
FIG. 3 is a top view of a backwash filter assembly of a mining centrifugal filtration station of the present utility model.
FIG. 4 is a cross-sectional view of a centrifugal filter in a backwash filter assembly of a mining centrifugal filter station of the present utility model.
Fig. 5 is a bottom view of a centrifugal filter in a backwash filter assembly of a mining centrifugal filter station of the present utility model.
Detailed Description
The following is a further description of embodiments of the utility model, with reference to the accompanying drawings:
As shown in fig. 1-4, a backwash filter device of a mining centrifugal filter station comprises a liquid inlet collecting block 1 (guiding the flow direction of liquid during liquid inlet), a first ball valve 3 (controlling the liquid in the liquid inlet collecting block 1 to flow into a filter connecting block 2), a filter connecting block 2 (installing a centrifugal filter 5 and connecting the liquid inlet/outlet collecting block), a centrifugal filter 5 (filtering liquid), a second ball valve 6 (controlling the liquid in the filter connecting block 2 to flow into a liquid outlet collecting block 7), a liquid outlet collecting block 7 (guiding the flow direction of liquid during liquid outlet) and a drain valve 8 (controlling the opening/closing of a drain pipeline); the first ball valve 3 is fixedly and hermetically connected with the liquid inlet and collecting block 1 through bolts, and the second ball valve 6 is fixedly and hermetically connected with the liquid outlet and collecting block 7 through bolts.
The third liquid inlet 1-1 of feed liquor collection piece 1 communicates with first ball valve 3, and first ball valve 3 communicates with the third liquid outlet of feed liquor collection piece 1, and the third liquid outlet of feed liquor collection piece 1 communicates with the second liquid inlet of filter connecting block 2, and the second liquid outlet of filter connecting block 2 communicates with the fourth liquid inlet of play liquid collection piece 7, and the fourth liquid inlet of play liquid collection piece 7 communicates with second ball valve 6, and second ball valve 6 communicates with the fourth liquid outlet of play liquid collection piece 7.
The third liquid inlet of the liquid inlet collecting block 1 is also communicated with the liquid inlet joint 14 through a bolt, and the fourth liquid outlet of the liquid outlet collecting block 7 is communicated with the liquid outlet joint 15.
As shown in fig. 4-5, the centrifugal filter 5 comprises a filter cylinder 5-7, a filter base 5-4, a centrifugal filter element 5-6 and a bracket 5-5, wherein a groove is arranged at the top of the bracket 5-5, a spring 5-9 is connected in the groove, a containing groove is arranged at the top end of the inside of the filter cylinder 5-7, the top of the bracket 5-5 is embedded in the containing groove, the centrifugal filter element 5-6 is connected to the outside of the bracket 5-5 in a rotating manner, the bracket 5-5 and the centrifugal filter element 5-6 are both positioned at the inner side of the filter cylinder 5-7, the bottom of the filter cylinder 5-7 is in threaded connection with the filter base 5-4, the bracket 5-5 is tightly attached to the filter base 5-4 under the pressure of the filter cylinder 5-7, and the spring 5-9 plays a role of buffering the pressure of the filter cylinder 5-7 on the bracket 5-5; the filter base 5-4 is provided with a first liquid inlet 5-1 and a first liquid outlet 5-2, the first liquid inlet 5-1 of the filter base 5-4 is communicated with a cavity which is positioned on the inner side of the filter cylinder 5-7 and on the outer side of the centrifugal filter element 5-6, the communication state is straight-through, and the first liquid outlet 5-2 of the filter base 5-4 is communicated with a cavity which is positioned on the inner side of the filter cylinder 5-7 and on the inner side of the centrifugal filter element 5-6, and the communication state is curved-through.
The first liquid inlet 5-1 of the filter base 5-4 of the centrifugal filter 5 is communicated with the second liquid inlet 2-1 of the filter connecting block 2, the first liquid outlet 5-2 of the filter base 5-4 of the centrifugal filter 5 is communicated with the second liquid outlet 2-2 of the filter connecting block 2, the second liquid inlet 2-1 of the filter connecting block 2 is connected with a sewage drain pipe 9, a sewage drain valve 8 is arranged on the sewage drain pipe 9, and the sewage drain valve 8 is connected with a sewage drain 13.
In this embodiment, as shown in fig. 4, the first liquid outlet 5-2 of the filtering base 5-4 of the centrifugal filter 5 is communicated with the cavity located inside the filtering cylinder 5-7 and inside the centrifugal filtering core 5-6 through the L-shaped inflow channel 5-3.
In this embodiment, the filter connection block 2 is fixedly and hermetically connected with the filter base 5-4 of the centrifugal filter 5 through bolts.
In this embodiment, as shown in fig. 4, the outer circumferential wall at the top of the bracket 5-5 is embedded in the accommodating groove, and a gap is provided between the outer circumferential wall at the top of the bracket 5-5 and the accommodating groove, and the gap is filled with a sealing gasket 5-8. The support 5-5 and the accommodating groove are sealed by the sealing gasket 5-8, and the support 5-5 and the accommodating groove can also slide.
In this embodiment, the outer part of the bracket 5-5 is rotatably connected with a centrifugal filter element 5-6 through a bearing.
In this embodiment, the number of the third liquid inlets 1-1 of the liquid inlet and liquid collecting block 1 is 2, and the number of the 2 third liquid inlets 1-1 are mutually communicated through the liquid inlet flow channels 1-2, and the number of the third liquid outlets of the liquid inlet and liquid collecting block 1 is 2; 2 fourth liquid inlets of the liquid outlet and collecting block 7 are arranged, 2 fourth liquid outlets of the liquid outlet and collecting block 7 are communicated with each other through a liquid outlet flow channel; the liquid inlet flow channel 1-2 is positioned in the liquid inlet collecting block 1, and the liquid outlet flow channel is positioned in the liquid outlet collecting block 7.
The number of the first ball valve 3, the filter connecting block 2, the centrifugal filter 5, the sewage drain pipe 9, the sewage drain valve 8, the sewage drain 13 and the second ball valve 6 is 2. Each third liquid inlet 1-1 of the liquid inlet liquid collecting block 1 is respectively connected with one first ball valve 3, each fourth liquid outlet of the liquid outlet liquid collecting block 7 is respectively connected with one second ball valve 6, and the second liquid inlet 2-1 of each filter connecting block 2 is respectively connected with one sewage pipeline 9.
In this embodiment, the blowdown valve 8 adopts a blowdown solenoid valve, the first ball valve 3 adopts an electromagnetic ball valve, and the second ball valve 6 adopts a manual plate type ball valve.
In this embodiment, as shown in fig. 3, the device further comprises a flow sensor 11 (for monitoring the flow rate of the liquid flowing into the device and displaying on the electric cabinet) installed on the liquid inlet flow channel 1-2, and a pressure gauge 12 (for displaying the pressure of the filtered liquid flowing out of the device) installed on the liquid outlet flow channel, wherein the flow sensor 11 is used for detecting the liquid flow rate of the liquid inlet flow channel 1-2 of the liquid inlet collecting block 1; the pressure gauge 12 is used for detecting the liquid pressure of the liquid outlet channel of the liquid outlet and collecting block 7.
In this embodiment, as shown in fig. 1 and 2, the device further comprises a power supply box 10 (for providing power for the device) and an electric control box 4 (for controlling an electric control part in the device), wherein the power supply box 10 is respectively connected with an electromagnetic ball valve, a pollution discharge electromagnetic valve and a flow sensor 11, and the electromagnetic ball valve, the pollution discharge electromagnetic valve and the flow sensor 11 are all connected with the electric control box 4. The electric cabinet 4 is used for controlling the electromagnetic ball valve, the pollution discharge electromagnetic valve and the flow sensor 11 to work and collecting the liquid flow information detected by the flow sensor 11.
Under normal working conditions, liquid flows into the first liquid inlet 5-1 of the centrifugal filter 5 through the third liquid inlet 1-1 of the liquid inlet liquid collecting block 1, the first ball valve 3, the third liquid outlet of the liquid inlet liquid collecting block 1 and the second liquid inlet 2-1 of the filter connecting block 2, the centrifugal filter 5 filters the liquid, the filtered liquid flows out of the first liquid outlet 5-2 of the centrifugal filter 5, the centrifugal filter element 5-6 does not rotate at the moment, and the flowing-out liquid flows out of the fourth liquid outlet of the liquid outlet liquid collecting block 7 through the second liquid outlet 2-2 of the filter connecting block 2, the fourth liquid inlet of the liquid outlet liquid collecting block 7 and the second ball valve 6 in sequence. When the filtering station device is backwashed and discharged, liquid sequentially passes through the second ball valve 6, the fourth liquid inlet of the liquid collecting block 7 and the second liquid outlet 2-2 of the filter connecting block 2 from the fourth liquid outlet of the liquid collecting block 7 to enter the first liquid outlet 5-2 of the centrifugal filter 5 and flow into the centrifugal filter element 5-6, and the centrifugal filter element 5-6 is driven to rotate by the liquid at the moment due to the design principle of the inflow opening channel 5-3, so that impurities attached to the periphery of the centrifugal filter element 5-6 are thrown down under the action of the centrifugal force, and flow out together with the liquid from the first liquid inlet 5-1 of the centrifugal filter 5 and the second liquid inlet 2-1 of the filter connecting block 2, and the sewage is discharged out of the filtering station device through the sewage discharging pipeline 9, the sewage discharging electromagnetic valve and the sewage discharging opening 13. Because the centrifugal filter element 5-6 has the rotation function during back flushing and pollution discharge, the filtering precision of the filter element under the normal working condition and the flow of liquid passing through the filter element are improved, and the service life of the filter element is prolonged.
When the back flushing control device works normally, the sewage discharging electromagnetic valve connected with the sewage discharging outlet is completely closed, the electromagnetic ball valve and the plate ball valve connected with the liquid inlet and the liquid outlet are completely opened, liquid to be filtered flows into the liquid inlet collecting block 1 (the flow rate when the liquid flows in is monitored by the flow sensor 11) through the liquid inlet connector 14, flows into the centrifugal filter 5 on the filter connecting block 2 through the electromagnetic ball valve, flows into the liquid outlet collecting block 7 (the pressure when the liquid flows out is displayed by the pressure gauge 12) through the plate ball valve, and provides a clean power source for equipment on a coal mine through the liquid outlet connector 15.
When one of the centrifugal filters 5 needs to be backwashed, the filter can be backwashed by closing the electromagnetic ball valve in the flow path and opening the blowdown electromagnetic valve in the flow path at the same time, and the flushed dirt is discharged. After flushing, the blowdown solenoid valve is closed, and the solenoid valve is opened simultaneously, so that the sewage treatment device can be put into use.
When it is desired to backwash another centrifugal filter 5, the operation is the same as in the previous step.
When one of the electromagnetic ball valve and the plate-type ball valve on the flow path is closed, and the blowdown electromagnetic valve is opened to relieve pressure, the centrifugal filter 5 on the flow path can be maintained, and the other centrifugal filter 5 can work normally. When maintenance is to be performed on the centrifugal filter 5 in the other flow path, the operation is the same as in the previous step.
The embodiment provides a backwashing filter device of a mining centrifugal filter station. The device is a high-pressure, centrifugal and high-flow filtering station, and has the functions of high centrifugal force, high filtering precision, automatic cleaning of the filter element and manual cleaning of the filter element. And the filter element of the filtering device can be centrifugally reversely cleaned under the conditions of not influencing normal liquid supply and not disassembling, and the cleaned dirt is discharged through the special channel. The high-pressure high-flow liquid output by the emulsion pump can be safely, quickly and reliably filtered more precisely, so that the failure rate of a hydraulic system and other systems of the fully-mechanized coal mining face support is greatly reduced, the failure of the fully-mechanized coal mining face support caused by the pull of a piston rod and the blocking of a valve core is also greatly reduced, the reliability of liquid using equipment is improved, and the problem that the filter core needs to be replaced frequently due to the blocking of the filter core is solved.
The scope of the present utility model includes, but is not limited to, the above embodiments, and any alterations, modifications, and improvements made by those skilled in the art are intended to fall within the scope of the utility model.
Claims (10)
1. The back flushing filtering device of the mining centrifugal filtering station is characterized by comprising a filter connecting block, a centrifugal filter and a blow-down valve;
The centrifugal filter comprises a filter cylinder body, a filter base, a centrifugal filter element and a bracket, wherein a groove is formed in the top of the bracket, a spring is connected in the groove, a containing groove is formed in the top of the inside of the filter cylinder body, the top of the bracket is embedded in the containing groove, the centrifugal filter element is connected to the outside of the bracket in a rotating mode, the bracket and the centrifugal filter element are both positioned on the inner side of the filter cylinder body, the bottom of the filter cylinder body is connected with the filter base, and the bracket is tightly attached to the filter base under the action of the pressure of the filter cylinder body; the first liquid inlet of the filtering base is communicated with the cavity positioned at the inner side of the filtering cylinder and the cavity positioned at the outer side of the centrifugal filtering filter element and is communicated with the cavity positioned at the inner side of the filtering cylinder and the cavity positioned at the inner side of the centrifugal filtering filter element, and the first liquid outlet of the filtering base is communicated with the cavity positioned at the inner side of the filtering cylinder and the cavity positioned at the inner side of the centrifugal filtering filter element and is communicated with the cavity;
The first liquid inlet of the filter base of the centrifugal filter is communicated with the second liquid inlet of the filter connecting block, the first liquid outlet of the filter base of the centrifugal filter is communicated with the second liquid outlet of the filter connecting block, the second liquid inlet of the filter connecting block is connected with a sewage drain pipe, and a sewage drain valve is arranged on the sewage drain pipe.
2. The mining centrifugal filtration station backwash filter device of claim 1, wherein the first outlet of the filter base of the centrifugal filter is in communication with a cavity located inside the filter cylinder and inside the centrifugal filter cartridge through an L-shaped flow inlet channel; the bottom of the filter cylinder body is in threaded connection with the filter base.
3. The mining centrifugal filtration station backwash filter device of claim 1, wherein the filter connection block is fixedly and sealingly connected to a filter base of the centrifugal filter by bolts.
4. The mining centrifugal filtration station backwash filter device according to claim 1, wherein the outer circumferential wall of the top of the bracket is embedded in the accommodating groove, and a sealing gasket is arranged between the outer circumferential wall of the top of the bracket and the accommodating groove.
5. The mining centrifugal filtration station backwash filter device of claim 1, wherein the exterior of the support is rotatably connected with a centrifugal filtration cartridge through a bearing.
6. The mining centrifugal filtration station backwash filter device of claim 1, further comprising a feed header, a first ball valve, a second ball valve, and a discharge header; the first ball valve is fixedly and hermetically connected with the liquid inlet and liquid collecting block through a bolt, and the second ball valve is fixedly and hermetically connected with the liquid outlet and liquid collecting block through a bolt;
The third liquid inlet of feed liquor collection piece and first ball valve intercommunication, the third liquid outlet of first ball valve and feed liquor collection piece communicates with the second liquid inlet of filter connecting block, the second liquid outlet of filter connecting block communicates with the fourth liquid inlet of play liquid collection piece, the fourth liquid inlet of play liquid collection piece communicates with the second ball valve, the fourth liquid outlet of second ball valve and play liquid collection piece communicates.
7. The mining centrifugal filtration station backwash filter device of claim 6, wherein 2 third liquid inlets of the liquid inlet and liquid collecting block are communicated with each other through liquid inlet channels, and 2 third liquid outlets of the liquid inlet and liquid collecting block are communicated with each other through liquid inlet channels; the number of the fourth liquid inlets of the liquid outlet and collecting block is 2, and the 2 fourth liquid outlets of the liquid outlet and collecting block are mutually communicated through a liquid outlet flow channel;
The number of the first ball valve, the filter connecting block, the centrifugal filter, the blow-down valve and the second ball valve is 2.
8. The mining centrifugal filtration station backwash filter device of claim 7, wherein the blowdown valve is a blowdown solenoid valve, the first ball valve is an electromagnetic ball valve, and the second ball valve is a plate ball valve.
9. The mining centrifugal filtration station backwash filter device of claim 8, further comprising a flow sensor mounted on the feed liquid flow channel and a pressure gauge mounted on the discharge liquid flow channel, the flow sensor being configured to detect a liquid flow rate of the feed liquid flow channel of the feed liquid collector block; the pressure gauge is used for detecting the liquid pressure of the liquid outlet channel of the liquid outlet and collecting block.
10. The mining centrifugal filtration station backwash filter device of claim 9, further comprising a power supply box and an electric cabinet, wherein the power supply box is connected with the electromagnetic ball valve, the blowdown solenoid valve and the flow sensor respectively, and the electromagnetic ball valve, the blowdown solenoid valve and the flow sensor are connected with the electric cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323082290.2U CN221131323U (en) | 2023-11-15 | 2023-11-15 | Back flushing filter device of mining centrifugal filter station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323082290.2U CN221131323U (en) | 2023-11-15 | 2023-11-15 | Back flushing filter device of mining centrifugal filter station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221131323U true CN221131323U (en) | 2024-06-14 |
Family
ID=91389828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323082290.2U Active CN221131323U (en) | 2023-11-15 | 2023-11-15 | Back flushing filter device of mining centrifugal filter station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221131323U (en) |
-
2023
- 2023-11-15 CN CN202323082290.2U patent/CN221131323U/en active Active
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