CN204619510U - A kind of backwashing system - Google Patents

A kind of backwashing system Download PDF

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Publication number
CN204619510U
CN204619510U CN201520311813.2U CN201520311813U CN204619510U CN 204619510 U CN204619510 U CN 204619510U CN 201520311813 U CN201520311813 U CN 201520311813U CN 204619510 U CN204619510 U CN 204619510U
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Prior art keywords
backwash
filter drum
shower nozzle
water
apparatus casing
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CN201520311813.2U
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刘军亮
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Abstract

The utility model provides a kind of backwashing system, comprises apparatus casing, backwashing pump and water-supply-pipe; Be provided with fixed axis along its length in apparatus casing, fixed axis be socketed with filter drum to be rinsed, form the filtration inner chamber in filter drum and the filtration exocoel between filter drum and apparatus casing; Apparatus casing inwall is provided with the backwash shower nozzle towards filter drum, and backwash shower nozzle is communicated with the delivery port of backwashing pump by water-supply-pipe; Filter in inner chamber the accumulator tank be in axial direction provided with for collecting the backwash water from the ejection of backwash shower nozzle, the delivery port of accumulator tank is provided with for by the mud return line outside backwash water device for transferring housing in accumulator tank, effective removal is attached to pollutant in filter drum and suspended particulate, make the easy to clean of filter drum simple, and along with filter drum rotates around fixed axis, make each position of the side face of this filter drum all can get effective washing.

Description

A kind of backwashing system
Technical field
The utility model relates to filter plant backwash field, more specifically, relates to a kind of backwashing system.
Background technology
No matter water resource is in resident's daily life, or in industrial application, are all indispensable resources, but along with the increase of people's water consumption, sanitary sewage and the trade effluent of generation also sharply increase.
When processing sewage, prior art adopts the sewage-treatment plants such as sedimentation basin substantially, only can carry out a simple process to sewage, sewage can not reach mandatory provisions in " urban wastewater treatment firm pollutant emission standard " after this kind of mode process, part of contaminated water is unprocessed even in addition is just directly discharged, not only pollute the Nature, and cause the waste of resource.
Simultaneously, for reaching compulsory index requirement in " urban wastewater treatment firm pollutant emission standard ", the usual processing scheme of current factory sets up sewage secondary filter again after sedimentation basin treating apparatus, but the filter net device played a key effect in this sewage secondary filter is because of the very difficult cleaning of its structure problem, and this filter net device dismounting inconvenience, the suspended particulate adhered on filter net device is more, its sewage water filtration performance significantly reduces, so existing secondary filter ubiquity filters unclean, the shortcomings such as inefficiency and cleaning inconvenience, these are all the problems needing solution badly.
Utility model content
The utility model provides a kind of backwashing system, to solve the technical problem that existing sewage filtration equipment filters clean, inefficiency and cleaning inconvenience.
The utility model provides a kind of backwashing system, and backwashing system comprises apparatus casing, backwashing pump and water-supply-pipe;
Be provided with fixed axis along its length in apparatus casing, fixed axis be socketed with filter drum to be rinsed, form the filtration inner chamber in filter drum and the filtration exocoel between filter drum and apparatus casing;
Apparatus casing inwall is provided with the backwash shower nozzle towards filter drum, and backwash shower nozzle is communicated with the delivery port of backwashing pump by water-supply-pipe;
Filter in inner chamber the accumulator tank be in axial direction provided with for collecting the backwash water from the ejection of backwash shower nozzle, the delivery port of accumulator tank is provided with for by the mud return line outside backwash water device for transferring housing in accumulator tank.
Further, apparatus casing comprises upper cover, and upper cover comprises spray cover plate and side cover plate, realizes hinged or pivot joint between spray cover plate and side cover plate by articulating members.
Further, the medial surface spraying cover plate is provided with multiple backwash shower nozzle.
Further, the lateral surface of side cover plate is provided with the handle for lifting side cover plate.
Further, backwash shower nozzle is arranged in multiple row along the length direction of spray cover plate, and the backwash shower nozzle direction of different lines is arranged in a crossed manner.
Further, backwash shower nozzle comprises intake antrum portion, and its one end is communicated with water-supply-pipe water side, and its other end connects nozzle.
Further, nozzle reduces in conical hollow along water spraying direction.
Further, the circular in cross-section of nozzle or ellipse.
Further, the inner surface of apparatus casing is also provided with the multiple splash-backs for the formation of a splashproof space, backwash shower nozzle is all located in splashproof space.
Further, the end that splash-back is connected with apparatus casing inner surface is provided with the plate press strip for compressing splash-back.
The beneficial effects of the utility model:
The utility model backwashing system comprises backwashing pump, water-supply-pipe and backwash shower nozzle, backwash water pumping is pressurizeed by backwashing pump, then this backwash water sprays from backwash shower nozzle via after water-supply-pipe, because the water spraying direction of backwash shower nozzle is towards filter drum, so backwash water is sprayed from the filtration exocoel of filter drum to filtration inner chamber, effective realization, to filter drum flushing from outside to inside, is effectively removed the pollutant be attached in filter drum and suspended particulate, is made the easy to clean of filter drum simple.Along with filter drum rotates around fixed axis, make each position of the side face of this filter drum all can get effective washing.
Simultaneously, the utility model backwashing system is provided with accumulator tank at filtration inner chamber in axial direction, be attached to after pollutant in filter drum and suspended particulate be rinsed and be separated, brought into accumulator tank by backwash water, and the water outlet of accumulator tank is provided with mud return line, can easily by outside the backwashing water device for transferring housing collected in accumulator tank by mud return line, pollutant and suspended particulate are also along with backwash water is discharged, pollutant and the suspended particulate of effectively avoiding being rinsed separation adhere to again, significantly improve filter efficiency of the present utility model.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the internal structure schematic diagram of the utility model preferred embodiment;
Fig. 2 is the overall structure schematic diagram of the utility model preferred embodiment;
Fig. 3 is the internal structure schematic diagram after the utility model preferred embodiment removes filter drum;
Fig. 4 is the superstructure schematic diagram of the utility model preferred embodiment;
Fig. 5 is the upper cover polycrystalline substance schematic diagram of the utility model preferred embodiment.
Marginal data:
10, apparatus casing; 11, upper cover; 111, cover plate is sprayed; 112, attaching parts; 113, shake hands; 114, side cover plate; 20, filter drum; 30, mud return line; 40, accumulator tank; 50, backwash shower nozzle; 60, splash-back; 70, plate press strip.
Detailed description of the invention
Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 5, the utility model embodiment provides a kind of backwashing system, and backwashing system comprises apparatus casing 10, backwashing pump and water-supply-pipe; Be provided with fixed axis along its length in apparatus casing 10, fixed axis be socketed with filter drum 20 to be rinsed, form the filtration inner chamber in filter drum 20 and the filtration exocoel between filter drum 20 and apparatus casing 10; Apparatus casing 10 inwall is provided with the backwash shower nozzle 50 towards filter drum 20, and backwash shower nozzle 50 is communicated with the delivery port of backwashing pump by water-supply-pipe; Filter in inner chamber the accumulator tank 40 be in axial direction provided with for collecting the backwash water sprayed from backwash shower nozzle 50, the delivery port of accumulator tank 40 is provided with for by the mud return line 30 outside backwash water device for transferring housing 10 in accumulator tank 40.
The utility model backwashing system comprises backwashing pump, water-supply-pipe and backwash shower nozzle 50, backwash water pumping is pressurizeed by backwashing pump, then this backwash water sprays from backwash shower nozzle 50 via after water-supply-pipe, because the water spraying direction of backwash shower nozzle 50 is towards filter drum 20, so backwash water is sprayed from the filtration exocoel of filter drum 20 to filtration inner chamber, effective realization is to filter drum 20 flushing from outside to inside, effective removal is attached to pollutant in filter drum 20 and suspended particulate, makes the easy to clean of filter drum 20 simple.Along with filter drum 20 rotates around fixed axis, make each position of the side face of this filter drum 20 all can get effective washing.
Simultaneously, the utility model backwashing system is provided with accumulator tank 40 at filtration inner chamber in axial direction, be attached to after pollutant in filter drum 20 and suspended particulate be rinsed and be separated, brought into accumulator tank 40 by backwash water, and the water outlet of accumulator tank 40 is provided with mud return line 30, can easily by outside the backwashing water device for transferring housing 10 collected in accumulator tank 40 by mud return line 30, pollutant and suspended particulate are also along with backwash water is discharged, pollutant and the suspended particulate of effectively avoiding being rinsed separation adhere to again, significantly improve filter efficiency of the present utility model.
Further, with reference to Fig. 2 and Fig. 4, apparatus casing 10 comprises upper cover 11, and upper cover 11 comprises spray cover plate 111 and side cover plate 114, realizes hinged or pivot joint between spray cover plate 111 and side cover plate 114 by articulating members 112.Particularly, adopt between spray cover plate 111 and side cover plate 114 and hingedly to be realized by hinge mode, or adopt pin mode to realize pivot joint between spray cover plate 111 and side cover plate 114.Side cover plate 114 is opened by this syndeton by the utility model preferred embodiment, the cleannes of convenient working personnel inspection apparatus casing 10 inner filtration cylinder 20, to realize the timely cleaning to filter drum 20, make filter drum 20 can maintain efficiency operation always.
In addition, this articulated elements and articulated part can select nylon, plastics or flexible metallic material to make, avoiding hinged and pivot joint position to occur corrosion phenomena because frequently rotating, dropping into apparatus casing 10 inside without iron rust, further ensuring the index of the utility model filtered water.
Alternatively, with reference to Fig. 5, the medial surface of spray cover plate 111 is provided with multiple backwash shower nozzle 50.Particularly, spray cover plate 111 is placed in the top of filter drum 20, so arrange backwash shower nozzle 50 on spray cover plate 111, then backwash water ejects from top to bottom from backwash shower nozzle 50, be kinetic energy by transform gravitational energy, pressure during effective increase backwash water washing and filtering cylinder 20, improves the developing result of filter drum 20.
Further, the lateral surface of side cover plate 114 is provided with the handle 113 for lifting side cover plate 114, and operating personnel applies pulling force upwards by handle 113 pairs of side cover plates 114, simply easy to operate.
In addition, side cover plate 114 can be arranged to multiple, and along adjacent layout on the length direction of spray cover plate 111, adopt this kind of design, the utility model preferred embodiment can open the side cover plate 114 at concrete a certain position, with the duty of specific aim checkout facility housing 10 self-filtering cylinder 20 and backwash shower nozzle 50.
Alternatively, backwash shower nozzle 50 is arranged in multiple row along the length direction of spray cover plate 111, and backwash shower nozzle 50 direction of different lines is arranged in a crossed manner.Because the pollutant be attached in filter drum 20 and suspended particulate are easily in bulk or on the thread skeleton being wire-wrapped in filter drum 20, backwash shower nozzle 50 spray backwash water filter drum 20 is cleaned time, if only by backwash shower nozzle 50 towards being arranged to single direction, be then difficult to the pollutant of this solderless wrapped connection part and suspended particulate are cleaned up.In the utility model preferred embodiment, the backwash nozzle direction of different lines is inconsistent and in arranged in a crossed manner, pollutant and suspended particulate are applied to the backwash water impulsive force in multiple directions, effectively flushing is separated pollutant and the suspended particulate of this solderless wrapped connection part simultaneously.
In addition, the different backwash shower nozzles 50 on same row also can arrange according to demand towards, to reaching better cleaning performance.
Further, backwash shower nozzle 50 comprises intake antrum portion, and its one end is communicated with water-supply-pipe water side, and its other end connects nozzle.Particularly, the intake antrum portion of backwash shower nozzle 50 is in expanding dress, in order to be connected with the water side of water-supply-pipe, and nozzle is set at the ejection end of backwash water, the utility model preferred embodiment by nozzle effectively control backwash water current ejection backwash shower nozzle 50 time shape.
More preferably, nozzle reduces in conical hollow along water spraying direction.By this kind of mode, pressure outer nozzle wall acting on backwash water can be improved further, increase the speed of backwash water ejection, and then increase the impulsive force that backwash water acts on filter drum 20.
Alternatively, the circular in cross-section of nozzle or ellipse.If the circular in cross-section of nozzle, be then a high speed water column after the ejection of backwash water current, if the cross section ovalize of nozzle, then present fan-shaped after the ejection of backwash water current, make the cleaning coverage rate of single shower nozzle wider.In addition, the nozzle of above-mentioned two kinds of shapes can combinationally use, and has both widened effective cleaning coverage rate, has turn increased the cleaning impulsive force acting on filter drum 20.
Further, the inner surface of apparatus casing 10 is also provided with the multiple splash-backs 60 for the formation of a splashproof space, backwash shower nozzle 50 is all located in splashproof space.Because spray is established to the backwash water speed on filter drum 20 surface fast, so dispersion of easily splashing, make the developing result of backwash water not good, and carry out inspection chamber at operating personnel's opening side cover plate 114, splash phenomena also hinders the sight line of operating personnel.The utility model preferred embodiment effectively can suppress splash phenomena by splash-back 60, and filter effect is better, also can not be subject to the interference in sight line during operating personnel's routine inspection.
Further, with reference to Fig. 5, the end that splash-back 60 is connected with apparatus casing 10 inner surface is provided with the plate press strip 70 for compressing splash-back 60.By arranging plate press strip 70, the bonding strength between splash-back 60 and apparatus casing 10 inner surface is higher.In addition, plate press strip 70 connects by dismountable mode and is connected with apparatus casing 10 inner surface, is convenient to later maintenance upgrading.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. a backwashing system, is characterized in that, described backwashing system comprises apparatus casing (10), backwashing pump and water-supply-pipe;
Described apparatus casing is provided with fixed axis in (10) along its length, described fixed axis is socketed with filter drum to be rinsed (20), is formed and be positioned at the filtration inner chamber of described filter drum (20) and the filtration exocoel between described filter drum (20) and described apparatus casing (10);
Described apparatus casing (10) inwall is provided with the backwash shower nozzle (50) towards described filter drum (20), and described backwash shower nozzle (50) is communicated with by the delivery port of described water-supply-pipe with described backwashing pump;
In axial direction be provided with the accumulator tank (40) for collecting the backwash water sprayed from described backwash shower nozzle (50) in described filtration inner chamber, the delivery port of described accumulator tank (40) is provided with for described accumulator tank (40) interior backwash water is discharged described apparatus casing (10) mud return line outward (30).
2. backwashing system according to claim 1, is characterized in that,
Described apparatus casing (10) comprises upper cover (11), described upper cover (11) comprises spray cover plate (111) and side cover plate (114), realizes hinged or pivot joint between described spray cover plate (111) and described side cover plate (114) by articulating members (112).
3. backwashing system according to claim 2, is characterized in that,
The medial surface of described spray cover plate (111) is provided with multiple described backwash shower nozzle (50).
4. backwashing system according to claim 2, is characterized in that,
The lateral surface of described side cover plate (114) is provided with the handle (113) for lifting described side cover plate (114).
5. backwashing system according to claim 3, is characterized in that,
Described backwash shower nozzle (50) is arranged in multiple row along the length direction of described spray cover plate (111), and described backwash shower nozzle (50) direction of different lines is arranged in a crossed manner.
6. backwashing system according to claim 1, is characterized in that,
Described backwash shower nozzle (50) comprises intake antrum portion, and its one end is communicated with described water-supply-pipe water side, and its other end connects nozzle.
7. backwashing system according to claim 6, is characterized in that,
Described nozzle reduces in conical hollow along water spraying direction.
8. backwashing system according to claim 7, is characterized in that,
The circular in cross-section of described nozzle or ellipse.
9., according to the arbitrary described backwashing system of claim 1 to 8, it is characterized in that,
The inner surface of described apparatus casing (10) is also provided with the multiple splash-backs (60) for the formation of a splashproof space, described backwash shower nozzle (50) is all located in described splashproof space.
10. backwashing system according to claim 9, is characterized in that,
The end that described splash-back (60) is connected with described apparatus casing (10) inner surface is provided with the plate press strip (70) for compressing described splash-back (60).
CN201520311813.2U 2015-05-15 2015-05-15 A kind of backwashing system Active CN204619510U (en)

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Application Number Priority Date Filing Date Title
CN201520311813.2U CN204619510U (en) 2015-05-15 2015-05-15 A kind of backwashing system

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Application Number Priority Date Filing Date Title
CN201520311813.2U CN204619510U (en) 2015-05-15 2015-05-15 A kind of backwashing system

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107899998A (en) * 2017-10-26 2018-04-13 重庆首键医药包装股份公司 Equipment for aluminum bottle cap cleaning treatment
CN108285217A (en) * 2018-01-29 2018-07-17 山东佳星环保科技有限公司 A kind of integrated form industrial wastewater treatment device
CN110536867A (en) * 2017-04-11 2019-12-03 莫斯德罗有限公司 Water filter

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110536867A (en) * 2017-04-11 2019-12-03 莫斯德罗有限公司 Water filter
CN110536867B (en) * 2017-04-11 2020-08-14 莫斯德罗有限公司 Water filter
CN107899998A (en) * 2017-10-26 2018-04-13 重庆首键医药包装股份公司 Equipment for aluminum bottle cap cleaning treatment
CN108285217A (en) * 2018-01-29 2018-07-17 山东佳星环保科技有限公司 A kind of integrated form industrial wastewater treatment device

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