CN213668252U - Water inlet lift pump in-situ air-washing fine filter - Google Patents
Water inlet lift pump in-situ air-washing fine filter Download PDFInfo
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- CN213668252U CN213668252U CN202021873928.8U CN202021873928U CN213668252U CN 213668252 U CN213668252 U CN 213668252U CN 202021873928 U CN202021873928 U CN 202021873928U CN 213668252 U CN213668252 U CN 213668252U
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- lift pump
- fine filter
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Abstract
The utility model relates to an in-situ air-washing fine filter of a water inlet lift pump, which comprises a cylinder cover and a filtering inner core; wherein the cylinder cover is a cylinder structure; the filter inner core is placed in the cylinder cover, and the cylinder cover and the filter inner core are spaced by a certain distance through the supporting piece; the filter inner core is of a cylindrical structure with a top cover and a bottom plate, filter holes or Johnson grid seams are formed in the filter inner core, and the top cover and the bottom plate are provided with the filter holes. The utility model discloses filter area is big, the filter effect is good, need not solitary construction place, and enterprise's fund input is few, the benefit is high, washes from taking gaseous disturbance, and it is artifical to liberate completely, does not occupy the immersible pump motor, and degree of automation is high, plays certain aeration stirring effect when filterable, and the installation is dismantled conveniently, uses extensive flexibility ratio height, simple structure, circulated application, safe green energy-conservation.
Description
Technical Field
The utility model relates to a hoist pump normal position air purge fine filter of intaking belongs to sewage purification, processing field.
Background
The basket grid is widely applied to small and medium-sized sewage treatment stations or integrated sewage treatment equipment as sewage interception pretreatment equipment, but only manual slag removal can be adopted, and sewage overflow is easy to occur. When the basket grid is used, a high place is required to fall into water, and the basket grid is mostly arranged at a water inlet or a water inlet at the top end of equipment, so that the sealing property of the integrated equipment can be damaged. Impurity deposition is easy to occur at the bottom of the sewage tank, and submersible pump blockage is easy to occur; dead corners are easily formed in the tank to generate anaerobic reaction, gas which is toxic and harmful to human bodies is generated, and the safety of personnel going into the tank for maintenance is threatened. The filter without the automatic cleaning function restricts the automatic development of the filter for the submersible pump, and if gas is cleaned in the reverse direction or the submersible pump discharges water for reverse flushing, the resistance is often larger during cleaning, the power requirement for cleaning the filter is improved, and energy waste is caused. If the submersible pump is used for providing power for the cleaning component, the load of a pump motor is large, and if the cleaning component is lack of a control system, the cleaning component can continuously run, the power consumption is large, and the energy waste is still caused. If a fan is selected from the aerobic sewage treatment system, the air volume of the fan is often excessive; when the pressure of the air outlet pipeline of the fan is larger than a safety value, the pressure relief valve is required to open for air relief, and inevitable energy waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a prevent debris entering elevator pump, avoid the elevator pump to block up, need not the device of manual scarfing cinder simultaneously, realize the technical scheme of above-mentioned purpose as follows:
an in-situ air-washing fine filter of a water inlet lift pump comprises a cylinder cover, a filtering inner core and a supporting piece; wherein the cylinder cover is a cylinder structure;
the filter inner core is arranged in the cylinder cover, a distance is reserved between the cylinder cover and the filter inner core to form a spacing space, and a support piece is arranged in the spacing space; the filter inner core is of a cylindrical structure with a top cover and a bottom plate, and filter holes are formed in the top cover and the bottom plate;
a flushing accessory is arranged at the bottom of a space between the cylinder cover and the filtering inner core and is communicated with the air supply branch, and an aeration hole is formed in the flushing accessory; and meanwhile, an air inlet nozzle is arranged on the flushing accessory and is communicated with the flushing accessory.
The gas that the air feed branch road provided provides the power that the disturbance was washed for this device through washing the accessory, filters and washs and need not other power, and the energy saving input.
Optionally, a cable port and a water outlet pipe port are arranged on the top cover of the filtering inner core.
Optionally, the support comprises a first support, a second support; the first supporting piece is arranged at the upper part of a space between the cylinder cover and the filtering inner core, and the second supporting piece is arranged at the lower part of the space between the cylinder cover and the filtering inner core.
Optionally, the filtering inner core is made of a filtering mesh material; or the filter core is a Johnson mesh.
Optionally, the johnson screen comprises a plurality of welding rings and a plurality of screen bars with triangular cross sections, the screen bars are arranged at intervals along the welding rings, and wide surfaces of the screen bars are arranged outwards.
Optionally, the first support is a tubular structure; the cross section of the second supporting piece is of a cross-shaped structure.
Optionally, the surface of the filter core is painted with an epoxy asphalt paint coating.
Optionally, the cylinder cover is made of carbon steel or stainless steel, and the filter inner core is made of any one of carbon steel, stainless steel and alloy.
Optionally, the spacing between the screen bars is between 0.5mm and 1.5 mm; the spacing distance between the cylinder cover and the filtering inner core is between 58mm and 65 mm.
The utility model has large filtering area and good filtering effect, does not need separate construction field, saves the capital expenditure for purchasing equipment and constructing the field for enterprises, and improves the working efficiency; from taking gas disturbance to wash, liberating the manual work completely, not occuping the immersible pump motor, degree of automation is high, plays certain aeration stirring effect in the time of the filterable, and the operation scene is clean and tidy, can not additionally produce the derivative that has the pollution again, has very high economic benefits and practicality, and this device installation is dismantled conveniently moreover, is used extensively the flexibility ratio height, simple structure, circulated application, safe green are energy-conserving.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a general schematic view of the present invention;
FIG. 2 is a schematic cross-sectional view of the filter core made of a filter mesh material;
FIG. 3 is a schematic cross-sectional view of a filter core in the form of a Johnson mesh;
FIG. 4 is a top view of FIG. 1;
FIG. 5 is a bottom sectional view of FIG. 1;
description of the figures: the device comprises a cylinder cover 1, a bottom plate 11, a filtering inner core 2, a top cover 21, a filtering hole 22, a cable port 23, a water outlet pipe port 24, an interval space 3, a flushing fitting 4, an aeration hole 41, an air inlet nozzle 5, a first supporting piece 6, a second supporting piece 7, a welding ring 8 and a sieve bar 9;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. At least one embodiment of the utility model provides the following technical scheme:
in the figure, the in-situ air-washing fine filter of the water inlet lift pump comprises a cylinder cover 1 and a filtering inner core 2; wherein the cylinder cover 1 is a cylinder structure; the filter core 2 is placed in the cylinder cover 1, and the cylinder cover 1 and the filter core 2 are separated by a certain distance through a support part to form a separation space 3; the filtering inner core 2 and the cylinder cover 1 can be of an integral structure;
wherein the filtering inner core 2 is a cylindrical structure with a top cover 21 and a bottom plate, and the filtering inner core 2 is provided with filtering holes 22 or Johnson grid seams. Meanwhile, a cable port 23 and a water outlet pipe port 24 are arranged on the top cover 21 of the filtering inner core 2, and the cable port 23 can be internally wired, so that the electric connection with a motor of the submersible pump is facilitated; the water outlet pipe port 24 is communicated with a water outlet pipe of the submersible pump, and filtered sewage is sent out through the submersible pump. A washing accessory 4 is arranged at the bottom of the space 3 between the cylinder cover and the filtering inner core, and an aeration hole 41 is arranged on the washing accessory 4; meanwhile, an air inlet nozzle 5 is arranged on the flushing accessory 4, and the air inlet nozzle 5 is communicated with the flushing accessory 4. The air inlet nozzle 5 is communicated with an air supply branch, air provided by the air supply branch overflows through an aeration hole 41 of the flushing accessory 4, the overflowing bubbles form upward flow, and solid garbage and attached mud films filtered and intercepted on the filtering inner core 2 are cleaned.
The utility model discloses in, the air feed branch road connects original aeration fan in the sewage system, and the gas that aeration fan provided provides the power that the disturbance was washed for this device through washing accessory 4 to the air feed is equipped with the solenoid valve on the road, the solenoid valve passes through the original controller control of sewage system, and the existing automatically controlled ware is woven into to the control condition of opening and close regularly, installs pressure sensor on the gas supply line that sewage treatment system used to weave the controller with the pressure sensor signal, open the air feed branch road of filter when pressure sensor feedback pressure on the gas supply line that sewage treatment system used reaches the safety limit value, avoid the amount of wind extravagant when the gas supply line safety pressure release that sewage treatment system used, improved the efficiency that aeration fan utilized, practiced thrift the electric power energy for the enterprise.
The device can flexibly set cleaning parameters, does not adopt easily damaged cleaning tools such as brushes and the like for cleaning, completes filtration and cleaning under the condition of not influencing the working state of the submersible pump, completely liberates manpower, and also avoids further pollution transfer.
As a preferable mode, the upper part and the lower part of the space 3 between the cylinder cover 1 and the filter core 2 can be respectively provided with a supporting piece, and the upper part of the space 3 between the cylinder cover 1 and the filter core 2 is provided with a first supporting piece 6; the first supporting piece 6 is of a circular tube structure; the lower part of the space 3 between the cylinder cover 1 and the filtering inner core 2 is provided with a second supporting piece 7, and the section of the second supporting piece 7 is of a cross-shaped structure; the utility model discloses a first support piece 6, second support piece 7 couple together cover 1 and filter between the inner core 2, maintain the stability of whole device, ensure that the filter is indeformable for a long time, the life of extension equipment to keep having suitable fixed spacing between the bilayer structure, the interval can neither cause the suspended pollutant to block up between 58mm ~ 65mm, keeps the effective effect space of gas disturbance simultaneously, and the pipe structure is hollow steel pipe, can regard as hoist and mount a use, makes things convenient for this device installation or sling chain to hang the immersible pump.
Further, four first supporting pieces 6 and four second supporting pieces 7 are respectively and uniformly arranged in the space 3 between the cylinder cover and the filtering inner core;
as an option, the filtering inner core 2 is made of filtering meshes; the material is any one of carbon steel, stainless steel and alloy; the surface of the filtering inner core 2 is coated with an epoxy asphalt paint coating for corrosion prevention, so that the strength of the filtering inner core is protected to be stable, and the service life of the filtering inner core is prolonged; the cylinder cover 1 is made of a steel plate material in a curling mode;
as another preferred option, the filter core 2 is a johnson mesh.
The Johnson screen comprises a plurality of welding rings 8 and a plurality of screen bars 9 with triangular sections, wherein the welding rings 8 are arranged at intervals, the screen bars 9 are arranged at intervals along the welding rings 8, the wide surfaces of the screen bars 9 are arranged outwards to form a smooth cylindrical filtering surface and narrow Johnson screen grid gaps with full length, the filtering area is greatly increased due to the full-length grid gaps, the submersible pump absorbs water without resistance, and the screen bar spacing is 0.5-1.5 mm; the interval between the screen bars 9 is adjusted as required, has good filter effect to tiny impurity, and smooth filtering surface is difficult to adhere to, and is all better to the filtration and the cleaning performance of impurity such as fibre, hair, mud membrane.
The device can be arranged at the front end of the water inlet end of a water inlet lifting pump of a membrane process sewage treatment system, an unattended pump station, a remote sewage station or a rural decentralized small-sized sewage station, and is sleeved outside a submersible pump for use, so that the integrity of the shell of the submersible pump is not damaged, the space in a construction site on the ground or a box-type device is not occupied, and the working time for installing the device is reduced; when the immersible pump was taken water, sewage got into this device and carried out behind the microfiltration reentrant immersible pump's mouth that draws water, reduced the risk that membrane equipment took place to block up in elevator pump and the membrane technology, provide new liberation labour's production methods for sewage system's operation, reduced the work load and the time of maintaining this device, practiced thrift the fund for the enterprise.
The utility model has the advantages of as follows:
(1) the utility model realizes the full-automatic and manual sewage disposal process without the risk of sewage overflow, greatly reduces the danger of exposing personnel in harmful gas generated by the sewage pool, and protects the health and safety of operators;
(2) the utility model realizes the independence of the operation of the water inlet lift pump and the filter cleaning system, and the operation process does not occupy the motor of the submersible pump and water outlet, thus ensuring the automatic cleaning of the submersible pump under the condition of no shutdown, ensuring the operation safety of large-scale systems and saving the cost for enterprises to install the device;
(3) the utility model is a cylinder cover type double-layer structure, the inner layer structure realizes high-efficiency filtration, the outer layer structure preliminarily blocks pollutants, and simultaneously the device is ensured to be accurately washed, the strength is higher, and the service life of the device is prolonged;
(4) the utility model adopts a vertical through structure, which ensures that the device is not disturbed by water power when the intake lift pump operates and maintains the stability of the operation of the intake lift pump;
(5) the utility model utilizes the original programmable logic controller of the sewage system to control, programs for controlling the pressure sensor and the timing control solenoid valve to open and close are programmed, cleaning parameters are flexibly set, and easily damaged cleaning tools such as brushes and the like are not adopted, thereby prolonging the service life of the device;
(6) the utility model utilizes the original air blower of the sewage system to supply air, does not need to provide flushing equipment independently, does not need other power for filtering and cleaning, saves energy investment and capital investment, and provides guarantee for enterprise burden reduction;
(7) the utility model has reduced requirement on the lift of the intake lift pump, and reduces the rated power of the intake lift pump; the filtering link is unpowered, so that a submersible pump motor is not occupied, and electric power energy is greatly saved; the intermittent flushing mode is adopted, so that the energy consumption of the device is low, the operation energy consumption of a sewage system is saved, and the economic benefit of an enterprise is improved;
(8) the utility model provides a filter which can replace a basket grating or a hair collector, efficiently filter sundries, effectively prevent fibers, hair, mud membranes, flocculent pollutants and stick-slip pollutants from entering a pump machine or a membrane device, and reduce the blockage of a lift pump and a membrane device;
(9) the device provides the possibility of elevation design of water outlets of various water inlet lifting pumps, does not need high-level lifting, increases the construction form of a process pipeline and increases the design flexibility;
(10) the utility model creates the maneuverability of water distribution of the water inlet lift pump, realizes low water inlet at the bottom of the water inlet lift pump pool/equipment, converts the redundant lift head into the power of water distribution, avoids the head waste and saves energy;
(11) the utility model can realize the function expansion of the water inlet lift pump, and the water outlet pipe of the lift pump is provided with low-level water outlet, thereby realizing the function of hydraulic stirring, saving the rated power of the stirring equipment and saving the electric power energy;
(12) the utility model discloses a MBR membrane technology provides effectual stifled protective screen, advances water as its front end and uses the device for the lift pump, can effectively reduce the risk that the membrane twined, blockked up by the flocculent pollutant, extension membrane group ware life.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the embodiments of the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the embodiments of the present invention should be included in the scope of the embodiments of the present invention.
Claims (9)
1. The utility model provides a fine filter of intake elevator pump normal position air purge which characterized in that: comprises a cylinder cover, a filtering inner core and a supporting piece; wherein the cylinder cover is a cylinder structure;
the filter inner core is arranged in the cylinder cover, a distance is reserved between the cylinder cover and the filter inner core to form a spacing space, and a support piece is arranged in the spacing space; the filter inner core is of a cylindrical structure with a top cover and a bottom plate, and filter holes are formed in the top cover and the bottom plate;
a flushing accessory is arranged at the bottom of a space between the cylinder cover and the filtering inner core and is communicated with the air supply branch, and an aeration hole is formed in the flushing accessory; and meanwhile, an air inlet nozzle is arranged on the flushing accessory and is communicated with the flushing accessory.
2. The in-situ gas-wash fine filter of the water intake lift pump of claim 1, wherein: and a cable port and a water outlet pipe port are arranged on the top cover of the filtering inner core.
3. The in-situ gas-wash fine filter of the water intake lift pump of claim 1, wherein: the support comprises a first support and a second support; the first supporting piece is arranged at the upper part of a space between the cylinder cover and the filtering inner core, and the second supporting piece is arranged at the lower part of the space between the cylinder cover and the filtering inner core.
4. The in-situ gas-wash fine filter of the water intake lift pump of claim 1, wherein: the filtering inner core is made of a filtering mesh material; or the filter core is a Johnson mesh.
5. The in-situ gas-wash fine filter of the water intake lift pump of claim 4, wherein: johnson net includes several welding rings and several screen bars that the cross-section is triangle-shaped, the screen bar is along the spaced range of welding ring, the broad face of screen bar sets up outwards.
6. The in-situ gas-wash fine filter of the water intake lift pump of claim 3, wherein: the first support member is a tubular structure; the cross section of the second supporting piece is of a cross-shaped structure.
7. The in-situ gas-wash fine filter of the water intake lift pump of claim 1, wherein: and the surface of the filtering inner core is coated with an epoxy asphalt paint coating.
8. The in-situ gas-wash fine filter of the water intake lift pump of claim 1, wherein: the cylinder cover is made of carbon steel or stainless steel, and the filtering inner core is made of any one of carbon steel and stainless steel.
9. The in-situ gas-wash fine filter of the water intake lift pump of claim 5, wherein: the spacing between the screen bars is between 0.5mm and 1.5 mm; the spacing distance between the cylinder cover and the filtering inner core is between 58mm and 65 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021873928.8U CN213668252U (en) | 2020-09-01 | 2020-09-01 | Water inlet lift pump in-situ air-washing fine filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021873928.8U CN213668252U (en) | 2020-09-01 | 2020-09-01 | Water inlet lift pump in-situ air-washing fine filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213668252U true CN213668252U (en) | 2021-07-13 |
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ID=76745848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021873928.8U Active CN213668252U (en) | 2020-09-01 | 2020-09-01 | Water inlet lift pump in-situ air-washing fine filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213668252U (en) |
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2020
- 2020-09-01 CN CN202021873928.8U patent/CN213668252U/en active Active
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