CN2797474Y - Sewage filtering taking equipment - Google Patents
Sewage filtering taking equipment Download PDFInfo
- Publication number
- CN2797474Y CN2797474Y CN 200520003715 CN200520003715U CN2797474Y CN 2797474 Y CN2797474 Y CN 2797474Y CN 200520003715 CN200520003715 CN 200520003715 CN 200520003715 U CN200520003715 U CN 200520003715U CN 2797474 Y CN2797474 Y CN 2797474Y
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- sewage
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- pipeline
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Abstract
The utility model relates to sewage taking equipment, which can carry out elementary filtering and has a backwashing function. The utility model is installed in a sewage discharge pipeline (8). A filtering structural layer (2) is arranged along the axial line direction of the utility model, and is mainly composed of one layer or a plurality of layers of reticular materials of a steel plate net, a stainless steel wire net, a nylon net, etc. The utility model is provided with a framework which is made of various section steels, steel pipes, etc. The utility model has the advantages of definite rigidity and intensity, corrosion resistance and favorable water through performance. Harmful granular and suspended sundries in sewage can be effectively and elementarily filtered in sewage extraction and practical application. When a heat pump technique and related equipment are used, and municipal sewage is used as a low temperature water source to heat and supply heat or refrigerate an air conditioner for users, the utility model can effectively prevent the harmful sundries in the sewage from blocking equipment of a sewage pump, a heat exchanger, a pipeline, a valve, etc. The utility model has the advantages of simple structure, application, easy manufacture and installation, and convenient use and management.
Description
Affiliated technical field
The utility model relates to a kind of intake equipment, is the sewage intake equipment that can filter with backwash.
Background technology
The main component of municipal sewage is: sanitary sewage, production waste drainage, rainwater etc., and summer temp is about 18～26 ℃, and winter temperature is about 8～18 ℃, and pH value is generally 6～8, and suspension and graininess foreign material are more.
The quantity of municipal sewage is very huge, and it is very wide to distribute around our life, production, dwelling environment, wherein contains very many low temperature heat energies, can extract recycling fully, should not discard in vain.
Using heat pump technical principle and relevant device thereof, when the user needs heating winter, can extract the low-temperature heat quantity that reclaims wherein municipal sewage as low-temperature heat source, and can convert thereof into high-grade heat energy (raising temperature), conveying passes to the user and utilizes; When the user needs refrigeration air-conditioner summer, again can be municipal sewage as low-temperature water source (cooling water source), to release heat wherein, reach the purpose of refrigeration air-conditioner for the user.
Municipal sewage is a kind of utilizable water resource of preciousness.But, extracting and using in the process of municipal wastewater flow process, suspension that contains in the sewage and graininess foreign material are very harmful, easily cause equipment such as water pump, heat exchanger, pipeline, valve to stop up, and source pump can not normally be moved.
At present, known equipment of fetching water from sewage does not have good filtering function and backwashing function.
Summary of the invention
In order to overcome the deficiency of prior art and sewage intake equipment, the utility model provides a kind of main body profile similar branch pipe tee connection, diameter is little, length is big, promptly can in to the sewage intake process, tentatively filter, remove harmful foreign material in the decontaminated water, can under fluid pressure action, carry out backwash again, the foreign material flushing that is adsorbed on the filtration layer is emitted, require that it is simple in structure, cost is low, operational management is convenient the filtration layer.
The technical scheme in the invention for solving the technical problem is: the similar branch pipe tee connection of this body profile of sewage intake equipment, two end interfaces along its major axis straight line want to be connected (or pressure drainage pipeline) with the sewage drainage pipeline, perpendicular to the interface of axis direction, be sewage intake pipe joint through preliminary filtration treatment.Along major axis straight line parallel or section at an angle, be provided with the netted filtering deck.The netted filtering deck mainly is by Web materials such as expanded metal lath, stainless steel cloth, nylon wires, single or multiple lift, the skeleton that useful various shaped steel or steel pipe constitute, has certain rigidity and intensity, has decay resistance, have good mistake water-based energy and strainability, the filtration layer can be plane, setback shape, curve arc shape or circular pipe shape.The discharge area of filtration layer and sewage in drainage pipe flow velocity and the water withdrawal of sewage direct relation is arranged, requirement is at filtration layer place, sewage is entered the speed (sewage penetrates the speed of filtration layer) of water intake conduit by drainage pipe, should be less than the ducted flow velocity of sewage drainage, its purpose and effect are: graininess in the sewage or suspension foreign material are filtered deck to be stopped, and the suction strength in the taken water pipe road is adsorbed on the filtration layer, this strength that can adsorb foreign material should be less than the impact strength that effluent flow rate had in the drainage pipe, make layer foreign material that is stopped that are filtered in the sewage be not easy to be adsorbed on the filtration layer, can in time be impacted and take away by the sewage in the drainage pipe, guarantee that the filtration layer is unlikely to be stopped up by foreign material, assurance has enough discharge areas and crosses the water-based energy, and filtration water intaking work can be proceeded down smoothly.
The beneficial effects of the utility model are: extract in drainage pipe in the sewage, can carry out preliminary filtration treatment to sewage, get rid of harmful foreign material, prevent to stop up foul water pump, heat exchanger, pipeline, valve etc., it is simple in structure, suitable, manufacturing is installed and use and management is convenient.
Sewage intake equipment of the present utility model has preliminary filtering function, also is applicable to extraction and filtration to other various fluids, and its range of application is more widely.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural principle plan view of the utility model and first embodiment.
Fig. 2 is the sectional drawing of the utility model and first embodiment.
Fig. 3 is the structural principle plan view of the utility model and second embodiment.
Fig. 4 is the sectional drawing of the utility model and second embodiment.
Among the figure 1, the sewage intake equipment body, 2, the filtration layer, 3, connect short tube, 4, connect short tube, 5, watertight shutter, 6, connect short tube, 7, flange and blind plate, 8, the sewage drainage pipeline.
The specific embodiment
Among Fig. 1 and Fig. 2, connect short tube (3), (6) directly be connected with sewage drainage pipeline (8), connecting short tube (4) directly is connected with the sewage intake pipeline, along the parallel filtration layer (2) that is provided with of the long axis direction of sewage intake equipment body (1), filtration layer (2) is mainly by expanded metal lath, stainless steel cloth, Web materials such as nylon wire, single or multiple lift is formed, useful various shaped steel, steel pipe is made into skeleton, has certain rigidity and intensity, has decay resistance, has good mistake water-based energy (water permeability), there is certain requirement the discharge area of filtration layer (2), water withdrawal main and ducted flow velocity of sewage drainage and sewage intake pipeline has direct relation, when being a fixed value, the effluent flow rate in the sewage drainage pipeline (8) (should calculate during design or actual test), the water withdrawal of sewage intake pipeline is bigger, then requires the discharge area of filtration layer (2) also bigger.Its principle is: the sewage that requires to be extracted is penetrating filtration layer (2), the speed that is entered sewage intake pipeline (4) by sewage drainage pipeline (8) should be less than the flow velocity of sewage in drainage pipe (8), in the harmful foreign material taken water pipe road (4) in the sewage, because when the strength that the foul water pump swabbing action produces is adsorbed on the filtration layer (2), the impact force stroke that can in time be produced by effluent flow rate in the drainage pipe (8) is taken away, the power that is adsorbed of harmful foreign material should be less than by impact force, make these harmful foreign material can not be adsorbed on the surface of filtration layer (2) in a large number, guarantee that it has good mistake water-based energy, be unlikely to be stopped up by harmful foreign material in the sewage.
Structural principle and the Fig. 1 of sewage intake equipment shown in Fig. 3 and Fig. 4 are basic identical, its main difference is: the shape difference of filtration layer (2), filtration layer (2) shown in Figure 1 is to be plane, and filtration layer shown in Figure 2 is the circular pipe shape.The filtration layer (2) of circular pipe shape can be made skeleton with various shaped steel, with Web materials such as expanded metal lath, stainless steel cloth, nylon wires, single or multiple lift is formed, and also can hole on tube wall with steel pipe, plastic pipe and make screen casing or (skin is surrounded by the netted filtering material).
The filtration of sewage intake equipment and the backwash course of work are to be switched mutually by the by-pass valve control on the process pipe to operate, mainly should be according to the variation that how much reaches water withdrawal of harmful foreign material in the sewage, and the result after the chemical examination in time adjusts after testing.
Claims (1)
1, a kind of sewage water filtration intake equipment, be installed on the sewage drainage pipeline, be connected with the sewage intake pipeline, can extract a part of sewage is used, it is characterized in that: the axis direction of sewage water filtration intake equipment (1) is provided with filtration layer (2), filtration deck (2) mainly is by expanded metal lath, stainless steel cloth, nylon wire, single or multiple lift is formed, angle steel is arranged, round steel, steel pipe, the skeleton that shaped steel or plastics are made, certain rigidity and intensity are arranged, have decay resistance, have good water permeability, filtration layer (2) can be plane, the setback shape, the circular curve shape, the circular pipe shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520003715 CN2797474Y (en) | 2005-01-19 | 2005-01-19 | Sewage filtering taking equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520003715 CN2797474Y (en) | 2005-01-19 | 2005-01-19 | Sewage filtering taking equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2797474Y true CN2797474Y (en) | 2006-07-19 |
Family
ID=36868712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520003715 Expired - Fee Related CN2797474Y (en) | 2005-01-19 | 2005-01-19 | Sewage filtering taking equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2797474Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109437422A (en) * | 2018-12-03 | 2019-03-08 | 环境保护部环境规划院 | A kind of prosthetic appliance of DNAPL contaminated site |
-
2005
- 2005-01-19 CN CN 200520003715 patent/CN2797474Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109437422A (en) * | 2018-12-03 | 2019-03-08 | 环境保护部环境规划院 | A kind of prosthetic appliance of DNAPL contaminated site |
| CN109437422B (en) * | 2018-12-03 | 2023-12-29 | 环境保护部环境规划院 | Repair equipment for DNAPL contaminated sites |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Feng Taihe Document name: Notification of Termination of Patent Right |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |