CN112535888B - Device and method for quickly taking out granular filter material in filter tank - Google Patents
Device and method for quickly taking out granular filter material in filter tank Download PDFInfo
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- CN112535888B CN112535888B CN201910890787.6A CN201910890787A CN112535888B CN 112535888 B CN112535888 B CN 112535888B CN 201910890787 A CN201910890787 A CN 201910890787A CN 112535888 B CN112535888 B CN 112535888B
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- 239000000463 material Substances 0.000 title claims abstract description 164
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 238000001914 filtration Methods 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 238000011001 backwashing Methods 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 239000010865 sewage Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims description 2
- 239000008187 granular material Substances 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
- B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
A device and a method for quickly taking out granular filter materials of a filter tank comprise a filter material filter vehicle, a filter vehicle water storage tank arranged on the filter material filter vehicle, a filter screen and a filter material placing device, wherein the filter material filter vehicle makes solid-liquid separation of filter materials and backwash water; the water storage tank of the filtering vehicle comprises a water storage main body of the filtering vehicle, a submersible pump arranged on the water storage main body of the filtering vehicle, a liquid level switch and a drain pipe, and is used for receiving accumulated water filtered by a filter screen; the filter material placer sets up and includes: the coarse strainer, the side baffle arranged on the periphery of the coarse strainer and the water retaining weir plate are used for intercepting backwashing water flowing along the slope surface; and the upper surface of the filter material placing device is provided with a flange, a hose, a valve, a blind plate, a guide blind plate and a filter material sliding guide groove which are arranged on a filter material taking pipeline and used for intercepting backwashing water and filter materials flowing along the slope surface. The invention not only makes the filter material in the granular filter tank more convenient and faster to take out, but also reduces the operation risk and improves the operation efficiency.
Description
Technical Field
The invention relates to sewage treatment equipment, in particular to a device and a method for quickly taking out a granular filter material of a filter tank, and belongs to the field of maintenance of sewage treatment equipment.
Background
At present, when the particle type filter tank works for a long time, due to the long-term accumulation of oil stains on the surface of the filter material, the filter material is polluted, the oil absorption capacity is poor, and thus, the filtering effect of the filter material is influenced. In order not to affect the filtering effect of the filtering material, the filtering material needs to be replaced.
The general operation mode of operating personnel is to adopt the mode of getting into in the filter tank by operating personnel, drawing out the filter material. However, the operation mode that the operator directly enters the filter tank to draw out the filter material not only causes long operation time, but also causes high cost; moreover, this involves the risk of the operator working in the enclosed space.
CN1372485A japanese patent discloses "a filter device and a method for cleaning a filter medium in the filter device", comprising: the filter medium container comprises a container, wherein a stirring groove is formed in the container, and the filter medium is contained in the container and the stirring groove. However, the above-mentioned patent only discloses a method for cleaning the filter medium in the filtering apparatus, and does not disclose an apparatus and a method for rapidly taking out the filter material of the granular type canister.
Disclosure of Invention
The invention mainly aims to overcome the defects in the prior art, and provides a device and a method for quickly taking out filter materials of a granular filter tank, which not only solve the problems that an operator needs to take longer time to take out the filter materials when entering the granular filter tank and the cost is higher, greatly reduce the operation time and improve the operation efficiency; moreover, the problem of operation risk of operators in the closed space is solved, and the filter material is taken out more conveniently and quickly.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a take out device of granule type filter tank filter material fast which characterized in that: the method comprises the following steps: a filter material filtering vehicle, a water storage tank of the filtering vehicle arranged on the filter material filtering vehicle, a filter screen and a filter material placing device, wherein,
the filter material filtering vehicle comprises: the trolley is of a frame structure with the lower part closed and the upper part opened; solid-liquid separation of the filter material and the backwash water;
the filter vehicle reservoir includes: the filter vehicle comprises a filter vehicle water storage main body, a submersible pump arranged on the filter vehicle water storage main body, a liquid level switch arranged on the submersible pump and a drain pipe sleeved on the submersible pump, wherein the filter vehicle water storage main body is of a closed square box structure and is used for receiving accumulated water filtered by a filter screen from the upper part;
filter material placer sets up on the upper portion swash plate, and filter material placer includes: the filter material collecting device comprises a coarse filter screen arranged at the bottom and a side baffle arranged at the periphery of the coarse filter screen, wherein the side baffle is a slope side baffle, and a water retaining weir plate is arranged in front of the side baffle and used for intercepting backwashing water flowing along the slope and preventing the backwashing water from falling into a filter material collecting facility together with filter materials; a filter material sliding guide groove is arranged in front of the filter material placing device, a filter material taking pipeline is arranged above the filter material placing device, a flange, a hose, a valve, a blind plate and a guide blind plate are arranged on the filter material taking pipeline, and a plurality of holes are formed in the blind plate; the front of the filter material sliding guide groove is provided with a dustbin for collecting sliding filter materials.
The trolley is a frame structure which is formed by a plurality of upright posts and a plurality of laminated plates, the lower part of the frame structure is closed, and the upper part of the frame structure is open.
The plurality of layers of plates are divided into three layers, namely a bottom flat plate, a middle flat plate and an upper inclined plate, wherein the bottom flat plate is provided with a submersible pump, the submersible pump is sleeved with a drain pipe, the submersible pump is also provided with a liquid level switch, the liquid level switch is a float type liquid level switch, and the submersible pump is placed in a water storage tank of the filter truck; the start and stop of the submersible pump are controlled by a float type liquid level switch of the submersible pump so as to ensure the liquid level of the water storage tank of the filter vehicle and maintain the liquid level within a set height range.
The coarse strainer is a detachable coarse strainer; the coarse filter screen intercepts solid filter materials, and the filter materials are collected through the fact that the filter materials slide down from the guide groove.
The guide blind plate is also vertically connected with a guide block, and the middle part of the guide block is a square guide hole for fixing the insertion position and the angle of the filter material taking pipeline.
The filter material slide guiding groove comprises: the rear parts of the bottom plate and the side baffle are provided with vertical plates, and the bottom plate, the side baffle and the vertical plates form a dustpan-shaped structure; the vertical plate positioned at the rear part is connected with the filtering material filtering vehicle body, is positioned below the water retaining weir plate and is higher than the upper edge of the garbage can; the water-retaining weir plate is inserted into the side baffle plate and used for intercepting a small amount of back washing water flowing along the slope surface and preventing the back washing water from falling into a filter material collecting facility together with the filter material.
The middle flat plate is of a frame structure, a filter screen is laid on the frame, and the filter screen is a detachable fine filter screen; two opposite ends of the upper inclined plate are provided with downward-inclined triangles, and filter material placing devices for placing filter materials are arranged on the triangles; and the slope angle of the downward inclination of the triangle is 45-65 degrees.
The plurality of upright posts are vertically arranged at four corners, and the three-layer plates are arranged on the plurality of upright posts at intervals of a set distance.
The plurality of rollers are vertically arranged at the four corners of the connection between the upright post and the bottom flat plate through the mounting bracket, so that the filter material filtering vehicle can move.
A method for quickly taking out a granular filter material of a filter tank is characterized by comprising the following steps: an apparatus for rapid extraction of filter material from a granular filter tank according to claims 1-9, comprising the following operating steps:
the first step is as follows: after the granular filter tank is isolated, decompressed and drained, an original hand hole blind plate on the side surface of the granular filter tank is removed, and then the filter material filter vehicle is positioned through a plurality of rollers arranged at the bottom of the filter material filter vehicle;
the second step is that: a guide blind plate with a guide hole, a filter material taking pipeline, a blind plate of a hand hole on the side surface of the granular filter tank and a valve are arranged at the original hand hole flange on the side surface, and a smooth pressure-resistant flange and a hose are arranged and extend to the upper part of the slope surface of the filter material filter vehicle;
The third step: installing a drain pipe on the filter material filtering vehicle to a sewage system flow interface, and testing whether the functions of the submersible pump and the liquid level switch are normal or not;
the fourth step: carrying out backwashing operation on the granular filter tank to enable the filter material taking pipeline to be the only filter material and backwashing water outlet; the backwashing water carries the filter material to realize solid-liquid separation above the coarse filter screen, the filter material slides along the filter material sliding guide groove to realize collection, and the backwashing water is pumped into a sewage treatment system by a submersible pump;
the fifth step: and after the filter material is taken out, removing the guide blind plate with the guide hole, the filter material taking pipeline, the side hand hole blind plate of the granular filter tank and the stop valve, and re-installing the originally-installed side hand hole blind plate of the granular filter tank to finish the operation.
The invention has the beneficial effects that: by adopting the technical scheme, the invention not only enables operators to enter the granular filter tank to draw filter materials more conveniently and quickly, but also greatly improves the operation efficiency; moreover, the operation risk of the operators in the closed space is greatly reduced.
Drawings
Fig. 1 is a perspective view of the present invention.
FIG. 2 is a schematic view of a water storage tank of the filtration vehicle of the present invention.
FIG. 3 is a schematic view of a filter material slide guide groove according to the present invention.
The main reference numbers in the figures illustrate:
1. the filter material taking device comprises a guide hole, 2 parts of a guide blind plate, 3 parts of a filter material taking pipeline, 4 parts of a blind plate, 5 parts of a valve, 6 parts of a flange and a hose, 7 parts of a filter material filtering vehicle, 8 parts of a side baffle, 9 parts of a coarse filter screen, 10 parts of a filter material sliding guide groove, 11 parts of a water blocking weir plate, 12 parts of a filter screen, 13 parts of a filter vehicle water storage groove, 14 parts of a drain pipe, 15 parts of a submersible pump, 16 parts of a liquid level switch and 17 parts of a roller.
Detailed Description
As shown in fig. 1, the present invention includes: a filtering material filtering vehicle 7, a filtering vehicle water storage tank 13 arranged on the filtering material filtering vehicle 7, a filtering screen 12 and a filtering material placing device, wherein,
the main function of the filter material filtering vehicle 7 is to realize the solid-liquid separation of the filter material and the backwash water, and the filter material filtering vehicle 7 comprises: the trolley is a frame structure which is formed by a plurality of upright columns (four in the embodiment) and a plurality of laminated plates (an upper layer, a middle layer and a lower layer in the embodiment) and has a closed lower part and an open upper part;
as shown in fig. 2, the filter vehicle reservoir tank 13 includes: the filter vehicle comprises a filter vehicle water storage body, a submersible pump 15 arranged on the filter vehicle water storage body, a liquid level switch 16 arranged on the submersible pump 15 and a drain pipe 14 sleeved on the submersible pump 15, wherein the filter vehicle water storage body is of a closed square box structure; the water storage tank 13 of the filtering vehicle is used for receiving accumulated water filtered by the upper filter screen 12;
The trolley is of a steel structure.
The plurality of layers of plates are divided into three layers, namely a bottom flat plate, a middle flat plate and an upper inclined plate, wherein the bottom flat plate is used for mounting a submersible pump 15, a drain pipe 14 is sleeved on the submersible pump 15, a liquid level switch 16 is further mounted on the submersible pump 15, the liquid level switch 16 is a float type liquid level switch, and the submersible pump 15 is placed inside a water storage tank 13 of the filter truck; the start and stop of the submersible pump 15 are controlled by a float type liquid level switch 16 of the submersible pump 15 so as to ensure the liquid level of the water storage tank 13 of the filter vehicle and maintain the liquid level within a set height range;
above-mentioned filter material placer sets up on the upper portion swash plate, and filter material placer includes: the filter material collecting device comprises a coarse filter screen 9 arranged at the bottom and a side baffle 8 arranged at the periphery of the coarse filter screen 9, wherein the side baffle 8 is a slope side baffle, a water-blocking weir plate 11 is arranged in front of the side baffle 8, and the water-blocking weir plate 11 is used for intercepting a small amount of back washing water flowing along the slope and preventing the back washing water and filter materials from falling into a filter material collecting facility; the solid filter material is intercepted by the coarse filter 9 and slides down through the filter material sliding guide groove 10 to realize the collection of the filter material; a filter material sliding guide groove 10 is arranged in front of the filter material placing device, a filter material taking pipeline 3 is arranged above the filter material placing device, a smooth pressure-resistant flange and hose 6, a valve 5, a blind plate 4 and a guide blind plate 2 are arranged on the filter material taking pipeline 3, and a plurality of holes are formed in the blind plate 4; the guide blind plate 2 is also vertically connected with a guide block, and the middle part of the guide block is provided with a guide hole 1 (the guide hole 1 is square in the embodiment); the guiding hole 1 is used for fixing the inserting position and the angle of the filter material taking-out pipeline 3; the filter material taking-out pipeline 3 is used for guiding back washing water carrying the granular filter tank out, and a valve 5 is arranged on the filter material taking-out pipeline 3 and used for controlling the flow of the back washing water and the filter material out of the tank; the smooth pressure-resistant flange and the hose 6 are used for extending the filter material taking pipeline 3 to the upper part of the filter material filtering vehicle 7 and conveying backwashing water carrying filter materials.
The coarse strainer 9 is a detachable coarse strainer.
As shown in fig. 3, a garbage bin for collecting the filter material sliding down is disposed in front of the filter material sliding down guiding groove 10, and the filter material sliding down guiding groove 10 includes: the rear parts of the bottom plate and the side baffle plate 8 are provided with vertical plates, and the bottom plate, the baffle plate 8 and the vertical plates form a dustpan-shaped structure; the vertical plate at the rear part is connected with the main body of the filter material filtering vehicle 7 and is positioned below the water retaining weir plate 11, and the height of the vertical plate is higher than the upper edge of the dustbin. The valve 5 is a gate valve, and the blind plate 4 is a particle-shaped filter tank side hand hole blind plate.
The middle flat plate is of a frame structure, a filter screen 12 is laid on the frame, and the filter screen 12 is a detachable fine filter screen; two opposite ends of the upper inclined plate are provided with downward-inclined triangles, and filter material placing devices for placing filter materials are arranged on the triangles; and the slope angle of the downward inclination of the triangle is 45-65 degrees.
The water-retaining weir plate 11 is inserted into the side baffle 8, and the water-retaining weir plate 11 is used for intercepting a small amount of back washing water flowing along the slope surface and preventing the back washing water from falling into the filter material collecting facility together with the filter material.
The upright posts are vertically arranged at four corners, and the three-layer plates are arranged on the upright posts at intervals of a set distance.
The plurality of rollers 17 are vertically arranged at the four corners of the connection between the upright post and the bottom flat plate through the mounting bracket so as to facilitate the movement of the filter material filtering vehicle 7.
The installation, setting or laying adopts welding and bolt connection modes.
The operation steps of the invention are as follows:
the first step is as follows: after the granular filter tank is isolated, decompressed and drained, the original hand hole blind plate on the side surface of the granular filter tank is removed, and then the filter material filter vehicle 7 is positioned through a plurality of rollers 17 arranged at the bottom of the filter material filter vehicle 7;
the second step is that: sequentially installing a guide blind plate 2 with a guide hole 1 (the guide hole 1 is square in the embodiment), a filter material taking-out pipeline 3, a blind plate 4 with a hand hole on the side surface of the particle type filter tank and a valve 5 at the original hand hole flange on the side surface, installing a smooth pressure-resistant flange and a hose 6, and extending to the upper part of the slope surface of a filter material filter vehicle 7;
the third step: installing a drain pipe 14 on the filter material filtering vehicle 7 to a flow interface of a sewage system, and testing whether the functions of a submersible pump 15 and a liquid level switch 16 are normal or not;
the fourth step: backwashing the granular filter tank to make the filter material taking pipeline 3 as the only outlet of the filter material and backwashing water; and the backwashing water carries the filter material to realize solid-liquid separation above the coarse filter 9, the filter material slides along the filter material sliding guide groove to realize collection, and the backwashing water is pumped into the sewage treatment system by the submersible pump 15;
The fifth step: and after the filter material is taken out, removing the guide blind plate 2 with the square guide hole 1, the filter material taking pipeline 3, the granular filter tank side hand hole blind plate 4 and the stop valve 5, and returning the granular filter tank original side hand hole blind plate to finish the operation.
The roller, the submersible pump and the liquid level switch are in the prior art, and the unexplained technology is in the prior art, so that the details are not repeated.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent variations and modifications made to the above embodiment according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.
Claims (2)
1. The utility model provides a take out device of granule type filter tank filter material fast which characterized in that: the method comprises the following steps: a filter material filtering vehicle, a water storage tank of the filtering vehicle arranged on the filter material filtering vehicle, a filter screen and a filter material placing device, wherein,
the filter material filtering vehicle comprises: the trolley is of a frame structure with the lower part closed and the upper part opened; solid-liquid separation of the filter material and the backwash water;
the filter carriage aqua storage tank includes: the filter vehicle comprises a filter vehicle water storage main body, a submersible pump arranged on the filter vehicle water storage main body, a liquid level switch arranged on the submersible pump and a drain pipe sleeved on the submersible pump, wherein the filter vehicle water storage main body is of a closed square box structure and is used for receiving accumulated water filtered by a filter screen from the upper part;
Filter material placer sets up on the upper portion swash plate, and filter material placer includes: the filter material collecting device comprises a coarse filter screen arranged at the bottom and a side baffle arranged at the periphery of the coarse filter screen, wherein the side baffle is a slope side baffle, and a water retaining weir plate is arranged in front of the side baffle and used for intercepting backwashing water flowing along the slope and preventing the backwashing water from falling into a filter material collecting facility together with filter materials; a filter material sliding guide groove is arranged in front of the filter material placing device, a filter material taking pipeline is arranged above the filter material placing device, a flange, a hose, a valve, a blind plate and a guide blind plate are arranged on the filter material taking pipeline, and a plurality of holes are formed in the blind plate; a dustbin for collecting the sliding filter material is arranged in front of the filter material sliding guide groove;
the trolley is a frame structure which is formed by a plurality of upright posts and a plurality of laminated plates, the lower part of the frame structure is closed, and the upper part of the frame structure is open;
the plurality of layers of plates are divided into three layers, namely a bottom flat plate, a middle flat plate and an upper inclined plate, wherein the bottom flat plate is provided with a submersible pump, the submersible pump is sleeved with a drain pipe, the submersible pump is also provided with a liquid level switch, the liquid level switch is a float type liquid level switch, and the submersible pump is placed in a water storage tank of the filter truck; the start and stop of the submersible pump are controlled by a float type liquid level switch of the submersible pump so as to ensure the liquid level of the water storage tank of the filter vehicle and maintain the liquid level within a set height range;
The coarse strainer is a detachable coarse strainer; the coarse strainer intercepts solid filter materials and realizes the collection of the filter materials through the sliding of the filter materials in the guide groove;
the guide blind plate is also vertically connected with a guide block, and the middle part of the guide block is provided with a square guide hole for fixing the insertion position and the angle of the filter material taking pipeline;
the filter material slide guiding groove comprises: the rear parts of the bottom plate and the side baffle are provided with vertical plates, and the bottom plate, the side baffle and the vertical plates form a dustpan-shaped structure; the vertical plate positioned at the rear part is connected with the filtering material filtering vehicle body, is positioned below the water retaining weir plate and is higher than the upper edge of the garbage can; the water blocking weir plate is inserted into the side baffle plate and is used for intercepting a small amount of back washing water flowing along the slope surface and preventing the back washing water and the filter material from falling into a filter material collecting facility together; the middle flat plate is of a frame structure, a filter screen is laid on the frame, and the filter screen is a detachable fine filter screen; two opposite ends of the upper inclined plate are provided with downward-inclined triangles, and filter material placing devices for placing filter materials are arranged on the triangles; and the slope angle of the downward inclination of the triangle is 45-65 degrees;
the plurality of upright columns are vertically arranged at four corners, and the three-layer plates are arranged on the plurality of upright columns at intervals of a set distance;
The plurality of rollers are vertically arranged at the four corners of the connection between the upright post and the bottom flat plate through the mounting bracket, so that the filter material filtering vehicle can move.
2. A method for quickly taking out a granular filter material of a filter tank is characterized by comprising the following steps: an apparatus for rapid extraction of granular filter media from a canister of the type defined in claim 1, comprising the following operative steps:
the first step is as follows: after the granular filter tank is isolated, decompressed and drained, an original hand hole blind plate on the side surface of the granular filter tank is removed, and then the filter material filter vehicle is positioned through a plurality of rollers arranged at the bottom of the filter material filter vehicle;
the second step is that: a guide blind plate with a guide hole, a filter material taking pipeline, a blind plate of a hand hole on the side surface of the granular filter tank and a valve are arranged at the original hand hole flange on the side surface, and a smooth pressure-resistant flange and a hose are arranged and extend to the upper part of the slope surface of the filter material filter vehicle;
the third step: installing a drain pipe on the filter material filtering vehicle to a sewage system flow interface, and testing whether the functions of the submersible pump and the liquid level switch are normal or not;
the fourth step: carrying out backwashing operation on the granular filter tank to enable the filter material taking pipeline to be the only filter material and backwashing water outlet; the backwashing water carries the filter material to realize solid-liquid separation above the coarse filter screen, the filter material slides along the filter material sliding guide groove to realize collection, and the backwashing water is pumped into a sewage treatment system by a submersible pump;
The fifth step: and after the filter material is taken out, removing the guide blind plate with the guide hole, the filter material taking pipeline, the side hand hole blind plate of the granular filter tank and the stop valve, and re-installing the originally-installed side hand hole blind plate of the granular filter tank to finish the operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910890787.6A CN112535888B (en) | 2019-09-20 | 2019-09-20 | Device and method for quickly taking out granular filter material in filter tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910890787.6A CN112535888B (en) | 2019-09-20 | 2019-09-20 | Device and method for quickly taking out granular filter material in filter tank |
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| CN112535888A CN112535888A (en) | 2021-03-23 |
| CN112535888B true CN112535888B (en) | 2022-06-10 |
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| CN201910890787.6A Active CN112535888B (en) | 2019-09-20 | 2019-09-20 | Device and method for quickly taking out granular filter material in filter tank |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202478685U (en) * | 2012-03-13 | 2012-10-10 | 董宝明 | Filter material recoverer for oilfield wastewater filter tank |
| CN108211514A (en) * | 2018-03-15 | 2018-06-29 | 潘建平 | A kind of industrial residue filter device |
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2019
- 2019-09-20 CN CN201910890787.6A patent/CN112535888B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202478685U (en) * | 2012-03-13 | 2012-10-10 | 董宝明 | Filter material recoverer for oilfield wastewater filter tank |
| CN108211514A (en) * | 2018-03-15 | 2018-06-29 | 潘建平 | A kind of industrial residue filter device |
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| CN112535888A (en) | 2021-03-23 |
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