CN204737851U - Leading preprocessing device of membrane bioreactor - Google Patents
Leading preprocessing device of membrane bioreactor Download PDFInfo
- Publication number
- CN204737851U CN204737851U CN201520286088.8U CN201520286088U CN204737851U CN 204737851 U CN204737851 U CN 204737851U CN 201520286088 U CN201520286088 U CN 201520286088U CN 204737851 U CN204737851 U CN 204737851U
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- pool body
- water
- breaker plate
- plate
- membrane bioreactor
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Abstract
The utility model relates to a sewage treatment technical field, in particular to leading preprocessing device of membrane bioreactor, including preliminary treatment pond body, the bottom of preliminary treatment pond body is provided with the outlet, and water -stop sheet and preliminary treatment pond body left side wall enclose and be equipped with the water inlet, half fixed filter that is provided with on the inside wall left side of preliminary treatment pond body, the slope section of filter is provided with the baffle subassembly, and the baffle subassembly keeps off the mud subassembly by the first fender mud subassembly of a plurality of rows and a plurality of rows of seconds and constitutes, and first fender mud subassembly and second fender mud subassembly are the interval and set up, the inner chamber of preliminary treatment pond body has down still set gradually breaker plate, haydite filter layer and has crossed the filter pulp layer from last, and the breaker plate is provided with a plurality of limbers, the filter is located the top of breaker plate. Using the utility model discloses the time, can get rid of in the sewage 99% biological mud, the the device input cost is little, is convenient for popularize and apply in medium and minor enterprise. The utility model has the advantages of simple structure, it is reasonable to set up, and the cost of manufacture is low.
Description
Technical field
The utility model relates to technical field of sewage, particularly the preposition pretreatment unit of a kind of membrane bioreactor.
Background technology
At present, a certain amount of pollutent is contained in industry and sanitary wastewater, a kind of purification process of current employing is activated sludge process+membrane bioreactor (MBR) facture, miscellaneous water reuse standard is reached after making wastewater treatment, containing biological sludge in the mixed solution of activated sludge aeration pond, general sludge concentration is 3 ~ 5g/L, biological sludge has certain toughness, when aeration tank mixed solution enter process in membrane bioreactor time, the sticking biological sludge of a large amount of band will be attached to the surface of film, fenestra is constantly blocked, water flux reduces, current dependence frequently dosing cleaning solves, the power consumption of cleaning process consumption medicine, not only affect waste water treatment efficiency, also the work-ing life of film is affected, also need high consumption cost simultaneously.
Enter for biological sludge contained by the mixed solution of activated sludge aeration pond the problem that membrane bioreactor causes film to block, in industry, done a large amount of significant research and exploration; And develop the preposition pretreatment unit of some membrane bioreactors, but the structure of these devices is comparatively complicated, and cost of investment is large, is not easy to small business and promotes.Therefore be necessary to improve further the preposition pretreatment unit of existing membrane bioreactor.
Summary of the invention
The purpose of this utility model is defect for prior art and deficiency, provides a kind of structure simple, the preposition pretreatment unit of membrane bioreactor reasonable in design, easy to use.
For achieving the above object, the technical solution adopted in the utility model is: the preposition pretreatment unit of a kind of membrane bioreactor described in the utility model, comprise pretreatment pool body, the bottom of described pretreatment pool body is provided with water port, the inner side-wall left end of described pretreatment pool body is fixedly installed water-stop sheet, and water-stop sheet and pretreatment pool body left side wall are arranged with water-in; The inner side-wall left side of described pretreatment pool body is fixedly installed screen plate, and described screen plate is made up of horizontal section and tilting section; Described tilting section is provided with baffle plate assembly, and baffle plate assembly ranked first gear mud assembly and some gear mud assemblies that ranked second are formed by some, and first gear mud assembly and second gear mud assembly are set in distance; First gear mud assembly is made up of several first baffle plates, and second gear mud assembly is made up of several second baffles, and the first baffle plate and second baffle are set in distance; The inner chamber of described pretreatment pool body is also disposed with breaker plate, ceramic filtration layer and filter cotton layer from top to bottom, and described breaker plate is provided with several limbers; Screen plate is positioned at the top of breaker plate.
Further, the tapered shape in the cross section of described breaker plate.
Further, the lower rim of described tilting section faces the cone point of breaker plate.
Further, the bottom of described water-stop sheet is angle shape.
After adopting said structure, the utility model beneficial effect is: the preposition pretreatment unit of a kind of membrane bioreactor described in the utility model, comprise pretreatment pool body, the bottom of described pretreatment pool body is provided with water port, the inner side-wall left end of described pretreatment pool body is fixedly installed water-stop sheet, and water-stop sheet and pretreatment pool body left side wall are arranged with water-in; The inner side-wall left side of described pretreatment pool body is fixedly installed screen plate, and described screen plate is made up of horizontal section and tilting section; Described tilting section is provided with baffle plate assembly, and baffle plate assembly ranked first gear mud assembly and some gear mud assemblies that ranked second are formed by some, and first gear mud assembly and second gear mud assembly are set in distance; First gear mud assembly is made up of several first baffle plates, and second gear mud assembly is made up of several second baffles, and the first baffle plate and second baffle are set in distance; The inner chamber of described pretreatment pool body is also disposed with breaker plate, ceramic filtration layer and filter cotton layer from top to bottom, and described breaker plate is provided with several limbers; Screen plate is positioned at the top of breaker plate.When using the utility model, single filter is carried out by the baffle plate on screen plate, by breaker plate, sewage is evenly distributed in ceramic filtration layer, cascade filtration is carried out by ceramic filtration layer, three-stage filtration is carried out by filter cotton layer, thus the biological sludge of in sewage 99% can be removed, avoid biological sludge and the film of membrane bioreactor is blocked; Both ensure that the treatment effect of film, extend again the work-ing life of film; Save drug treating and the sky high cost produced, it also avoid because of drug treating to the detrimentally affect that subsequent wastewater treatment is brought; In addition, this apparatus structure is simple, and input cost is little, is convenient to apply in medium and small sized enterprises.It is simple that the utility model has structure, arranges rationally, the advantages such as cost of manufacture is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the vertical view after screen plate and baffle plate assembly combine;
Fig. 3 is aminoacyl site enlarged view in Fig. 1;
Description of reference numerals:
1, pretreatment pool body; 1-1, water port; 1-2, water-in; 2, water-stop sheet; 3, screen plate; 4, baffle plate assembly; 4-1, the first baffle plate; 4-2, second baffle; 5, breaker plate; 5-1, limbers; 6, ceramic filtration layer; 7, filter cotton layer.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As Figure 1-3, the preposition pretreatment unit of a kind of membrane bioreactor described in the utility model, comprise pretreatment pool body 1, the bottom of described pretreatment pool body 1 is provided with water port 1-1, the inner side-wall left end of described pretreatment pool body 1 is fixedly installed water-stop sheet 2, and water-stop sheet 2 and pretreatment pool body 1 left side wall are arranged with water-in 1-2; The inner side-wall left side of described pretreatment pool body 1 is fixedly installed screen plate 3, and described screen plate 3 is made up of horizontal section and tilting section; Described tilting section is provided with baffle plate assembly 4, and baffle plate assembly 4 ranked first gear mud assembly and some gear mud assemblies that ranked second are formed by some, and first gear mud assembly and second gear mud assembly are set in distance; First gear mud assembly is made up of several first baffle plates 4-1, and second gear mud assembly is made up of several second baffles 4-2, and the first baffle plate 4-1 and second baffle 4-2 is set in distance; The inner chamber of described pretreatment pool body 1 is also disposed with breaker plate 5, ceramic filtration layer 6 and filter cotton layer 7 from top to bottom, and described breaker plate 5 is provided with several limbers 5-1; Screen plate 3 is positioned at the top of breaker plate 5.
Further, the tapered shape in cross section of described breaker plate 5; The lower rim of described tilting section faces the cone point of breaker plate 5, can improve breaker plate 5 dispersive ability, ensures that biological sludge can drop on ceramic filtration layer 6 and filter cotton layer 7 equably.
Further, the bottom of described water-stop sheet 2 is angle shape, and this angle plays guide functions.
When using the utility model, single filter is carried out by the baffle plate on screen plate, by breaker plate, sewage is evenly distributed in ceramic filtration layer, cascade filtration is carried out by ceramic filtration layer, three-stage filtration is carried out by filter cotton layer, thus the biological sludge of in sewage 99% can be removed, avoid biological sludge and the film of membrane bioreactor is blocked; Both ensure that the treatment effect of film, extend again the work-ing life of film; Save drug treating and the sky high cost produced, it also avoid because of drug treating to the detrimentally affect that subsequent wastewater treatment is brought; In addition, this apparatus structure is simple, and input cost is little, is convenient to apply in medium and small sized enterprises.In addition, this structure is simple, reasonable in design, low cost of manufacture.
The above is only better embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (4)
1. the preposition pretreatment unit of membrane bioreactor, it is characterized in that: comprise pretreatment pool body (1), the bottom of described pretreatment pool body (1) is provided with water port (1-1), the inner side-wall left end of described pretreatment pool body (1) is fixedly installed water-stop sheet (2), and water-stop sheet (2) and pretreatment pool body (1) left side wall are arranged with water-in (1-2);
The inner side-wall left side of described pretreatment pool body (1) is fixedly installed screen plate (3), and described screen plate (3) is made up of horizontal section and tilting section; Described tilting section is provided with baffle plate assembly (4), and baffle plate assembly (4) ranked first gear mud assembly and some gear mud assemblies that ranked second are formed by some, and first gear mud assembly and second gear mud assembly are set in distance; First gear mud assembly is made up of several first baffle plates (4-1), and second gear mud assembly is made up of several second baffles (4-2), and the first baffle plate (4-1) and second baffle (4-2) are set in distance; The inner chamber of described pretreatment pool body (1) is also disposed with breaker plate (5), ceramic filtration layer (6) and filter cotton layer (7) from top to bottom, and described breaker plate (5) is provided with several limbers (5-1); Screen plate (3) is positioned at the top of breaker plate (5).
2. the preposition pretreatment unit of a kind of membrane bioreactor according to claim 1, is characterized in that: the tapered shape in cross section of described breaker plate (5).
3. the preposition pretreatment unit of a kind of membrane bioreactor according to claim 2, is characterized in that: the lower rim of described tilting section faces the cone point of breaker plate (5).
4. the preposition pretreatment unit of a kind of membrane bioreactor according to claim 1, is characterized in that: the bottom of described water-stop sheet (2) is angle shape.
Priority Applications (1)
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CN201520286088.8U CN204737851U (en) | 2015-05-06 | 2015-05-06 | Leading preprocessing device of membrane bioreactor |
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CN201520286088.8U CN204737851U (en) | 2015-05-06 | 2015-05-06 | Leading preprocessing device of membrane bioreactor |
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CN201520286088.8U Expired - Fee Related CN204737851U (en) | 2015-05-06 | 2015-05-06 | Leading preprocessing device of membrane bioreactor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110353922A (en) * | 2019-07-23 | 2019-10-22 | 重庆医药高等专科学校 | A kind of rabbit fixed station |
-
2015
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110353922A (en) * | 2019-07-23 | 2019-10-22 | 重庆医药高等专科学校 | A kind of rabbit fixed station |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 Termination date: 20160506 |
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CF01 | Termination of patent right due to non-payment of annual fee |