CN202876475U - Unpowered automatic backflush screening device for aquaculture water treatment - Google Patents

Unpowered automatic backflush screening device for aquaculture water treatment Download PDF

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Publication number
CN202876475U
CN202876475U CN 201220594888 CN201220594888U CN202876475U CN 202876475 U CN202876475 U CN 202876475U CN 201220594888 CN201220594888 CN 201220594888 CN 201220594888 U CN201220594888 U CN 201220594888U CN 202876475 U CN202876475 U CN 202876475U
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CN
China
Prior art keywords
water
bucket
water tank
backwash
aquaculture
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Withdrawn - After Issue
Application number
CN 201220594888
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Chinese (zh)
Inventor
张宇雷
张海耿
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Fishery Machinery and Instrument Research Institute of CAFS
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Fishery Machinery and Instrument Research Institute of CAFS
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Priority to CN 201220594888 priority Critical patent/CN202876475U/en
Application granted granted Critical
Publication of CN202876475U publication Critical patent/CN202876475U/en
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Abstract

The utility model discloses an unpowered automatic backflush screening device for aquaculture water treatment. The unpowered automatic backflush screening device for aquaculture water treatment comprises a water tank (1), a screening plate (2) and a backflush water hopper (3). The unpowered automatic backflush screening device for aquaculture water treatment is characterized in that the water tank (1) is a rectangular tank body, and the top of the water tank (1) is open upward, and an aquaculture sewage water intake pipe (10) is arranged on one side wall; the lower part of the water tank (1) is provided with a filtered clean water discharge pipe (11), and is provided with a dirt discharge pipe (12) for discharging dirt outward; the screening plate (2) is rectangular, and is obliquely arranged in the water tank (1), and the high end of the screening plate (2) is arranged below an overflowing port of an overflowing groove (9), and a screening plate sundry discharge port (7) at the low end is arranged above a baffle plate of a dirt collecting groove (13) of the water tank (1); the backflush water hopper (3) is a cuboid hopper-type water bucket; an eccentric rotary shaft (4) is positioned on the gravity center of the backflush water hopper (3); and two ends of the eccentric rotary shaft (4) are movably erected on two side walls of the water tank (1). The unpowered automatic backflush screening device for aquaculture water treatment provided by the utility model has the advantages of automatic backflush, unpowered operation and adjustable backflush intervals.

Description

A kind of aquaculture water is processed with unpowered automatic backwash screen apparatus
Technical field
The utility model relates to a kind of screen apparatus, specifically, is that a kind of aquaculture water is processed with unpowered automatic backwash screen apparatus.
Background technology
Existing aquaculture water is processed sieving equipment such as rotary drum Microfilter, belt filter etc., and filtering accuracy is high, and automaticity is also higher.Chinese patent CN202105484U discloses a kind of sieve bend filtering device for aquaculture on January 11st, 2012, comprising water tank, sieve bend and automatic flushing device, water tank bottom forms Rinsing Area, Rinsing Area one side is provided with outlet pipe, upper end, water tank front side is provided with overflow launder, and the overflow launder lateral wall is provided with water inlet pipe; Sieve bend dictyosome upper end is connected in the inboard upper limb of overflow launder, and its lower end is connected in the inboard upper limb of the sewage sump that is fixed on water tank bottom, and the sewage sump bottom is provided with sewage draining exit; Automatic flushing device is comprised of cleaning brush and drive unit, the bottom surface of cleaning brush is consistent with sieve bend and sewage sump inner surface configuration, drive unit comprises motor, reduction box and transmission mechanism, transmission mechanism then is comprised of threaded screw rod and traveling nut, also is respectively equipped with travel switch at the threaded screw rod two ends.Advantageously also be provided with programmable timer in the drive unit, thereby can regularly drive the cleaning brush along continuous straight runs and be parallel to sieve bend and move back and forth the contamination of removing the sieve bend wire side.But this sieving device drives device comprises the devices such as motor, reduction box and transmission mechanism, and when its filtering accuracy was higher, its cost was also relatively high, and because complicated transmission mechanism and power backwash design, often fault rate is also higher.
Chinese patent CN101134150B discloses a kind of screening and sieving apparatus for water treatment on January 12nd, 2011, comprising deslagging device, slag-draining device, casing, frame and tank provided thereon, the tank both sides are provided with water inlet and delivery port, and water inlet one side is provided with fluid level indicator and overflow lip.Deslagging device is " factory " shape structure, and the one end is inclined in the tank, and the other end links to each other with slag-draining device.Deslagging device system is provided with " factory " shape support of drive roll and driven cylinder and is located at its peripheral filter cloth by two ends and forms, and " factory " shape support bending part is provided with the back-up roller of adjustable filter cloth degree of tightness.The nearly drive roll end of support is provided with air blow-off device and spatula.Support between air blow-off device and the back-up roller is provided with nozzle.Slag-draining device is located at deslagging device slag output end below, is to be comprised of motor, conveying worm, slag notch and the press cylinder that links to each other with the helical feed machine tail end, and the helical feed machine tail end is provided with its peripheral filter cloth of parcel, nozzle and pressing filtering liquid outlet.Although this utility model has compact conformation, floor space is little, applied widely, cost is low, the operational efficiency high, its motor, conveying worm, slag notch and also very high with the energy consumption of conveying worm.
Therefore during aquaculture water was processed, especially in sea farming system, in a single day parts were corroded, and just might cause the paralysis of equipment.In addition, this known kind equipment all can produce certain operation energy consumption because the design of transmission mechanism and backwash all needs power.
Summary of the invention
The purpose of this utility model is that the aquaculture water that proposes a kind of environmental protection, do not consume energy processes with unpowered automatic backwash screen apparatus.
For achieving the above object, technical solution of the present utility model is:
A kind of aquaculture water is processed with unpowered automatic backwash screen apparatus, comprises water tank, and sieve plate and backwash bucket is characterized in that:
Described water tank is rectangular box, the top upward opening, and a sidewall is provided with the aquaculture wastewater water inlet pipe, the overflow launder that is separated out by L shaped dividing plate in the sewage water inlet pipe joining water box, the vertical partition plate of overflow launder connects a small gangs of water water inlet pipe that communicates with overflow launder; Rinsing Area is formed at the water tank bottom, Rinsing Area is provided with the filtering water discharge pipe, and the opposite side corresponding with sewage water inlet pipe at Rinsing Area is separated out a sewage sump with vertical clapboard, and the sewage sump vertical clapboard is higher than Rinsing Area, and sewage sump (13) is provided with the dirt discharge pipe that discharges dirt;
Described sieve plate is rectangular, in water tank, is obliquely installed, and its high-end gap below that is arranged at overflow launder, the sieve plate foreign material outlet of low side is arranged at the sewage sump dividing plate top of water tank;
Described backwash bucket is a cuboid bucket type bucket, the bucket upper end is the inclined-plane opening, at the bottom of the other end is closed vat, the backwash bucket is fixed with an eccentrically weighted shaft in the middle of the relative both sides, the position of eccentrically weighted shaft is in the center of gravity of backwashing water bucket, the two ends adjustable shelf of eccentrically weighted shaft is located at the water tank two side, is provided with a positive stop above eccentrically weighted shaft, thereunder is provided with the rotational angle of positive stop control backwash bucket; The inclined-plane opening of described backwash bucket can be accepted the discharge water of shallow bid water water inlet pipe, and can tumble to a side during filled with water gradually at the backwash bucket, and institute's filled with water is poured on the sieve plate.
Aquaculture water of the present utility model is processed and can also be further achieved by the following technical measures with unpowered automatic backwash screen apparatus.
Aforesaid aquaculture water is processed with unpowered automatic backwash screen apparatus, and wherein said tank inner wall is made by the 316L stainless steel.
Aforesaid aquaculture water is processed with unpowered automatic backwash screen apparatus, and wherein said sieve plate is made by the 316L stainless steel.
Aforesaid aquaculture water is processed with unpowered automatic backwash screen apparatus, and wherein said sieve plate is wedge wire screen, its gap width 0.1~0.2mm.
Aforesaid aquaculture water is processed with unpowered automatic backwash screen apparatus, and wherein said backwash bucket can be controlled with the time length of filled with water the time interval of backwash.The technical program can adopt and change the long-pending size of backwashing water bucket capacity, perhaps changes the time interval that shallow bid water water inlet pipe uninterrupted realizes controlling backwash.
After adopting technique scheme, aquaculture water of the present utility model is processed and is had the following advantages with unpowered automatic backwash screen apparatus:
1, automatic backwash need not manual intervention, can finish voluntarily sieve plate and clean, and avoids too much human cost;
2, unpowered work, the whole unpowered work of whole device, transmission mechanism-free, except sieve plate, miscellaneous part can use nonmetallic materials to make, and avoids material corrosion, operational failure;
3, the backwash interval is adjustable, by regulating the flow of backwash water inlet pipe, just can regulate the backwash bucket and fill with the time length of water and control backwash blanking time.
Description of drawings
Fig. 1 is that aquaculture water of the present utility model is processed the structural representation with unpowered automatic backwash screen apparatus;
Fig. 2 is the structural representation of backwash bucket of the present utility model.
Among the figure: 1 water tank, 2 sieve plates, 3 backwash buckets, 4 eccentrically weighted shafts, 5 upper limit blocks, 6 lower limit blocks, 7 sieve plate foreign material outlets, 8 shallow bid water water inlet pipes, 9 overflow launders, 10 sewage water inlet pipes, 11 filtering water discharge pipes, 12 dirt discharge pipes, 13 sewage sumps, 14 inclined-plane openings, 15 the 1st backwash bucket bottoms, 16 the 2nd backwash bucket bottoms.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof the utility model is illustrated further.
Now see also Fig. 1 and Fig. 2, Fig. 1 is that aquaculture water of the present utility model is processed the structural representation with unpowered automatic backwash screen apparatus, and Fig. 2 is the structural representation of backwash bucket of the present utility model.As shown in the figure, the rectangular box that described water tank 1 is made by the 316L stainless steel for inwall, the top upward opening, one sidewall is provided with aquaculture wastewater water inlet pipe 10, the overflow launder 9 that is separated out by L shaped dividing plate in sewage water inlet pipe 10 joining water box 1, the vertical partition plate of overflow launder 9 connects a small gangs of water water inlet pipe 8 that communicates with overflow launder 9; Rinsing Area is formed at water tank 1 bottom, Rinsing Area is provided with filtering water discharge pipe 11, and be separated out a sewage sump 13 at Rinsing Area and sewage water inlet pipe 10 corresponding opposite sides with vertical clapboard, sewage sump 13 vertical clapboards are higher than Rinsing Area, and sewage sump 13 is provided with the dirt discharge pipe 12 that discharges dirt;
Described sieve plate 2 is rectangular, in water tank 1, is obliquely installed, and its high-end gap below that is arranged at overflow launder 9, the sieve plate foreign material outlet 7 of low side is arranged at the sewage sump 13 dividing plates top of water tank 1; The wedge wire screen that described sieve plate 2 is made by the 316L stainless steel, its gap width 0.1mm.
Described backwash bucket 3 is a cuboid bucket type bucket, the bucket upper end is inclined-plane opening 14, at the bottom of the other end is closed vat, the backwash bucket is fixed with an eccentrically weighted shaft 4 in the middle of the 3 relative both sides, the position of eccentrically weighted shaft 4 is in the center of gravity of backwashing water bucket 3, the two ends adjustable shelf of eccentrically weighted shaft 4 is located at water tank 1 two side, is provided with a positive stop 5 above eccentrically weighted shaft 4, thereunder is provided with the rotational angle of a positive stop 6 control backwash buckets 3; The inclined-plane opening 14 of described backwash bucket 3 can be accepted the discharge water of shallow bid water water inlet pipe 8, and can tumble to a side during filled with water gradually at backwash bucket 3, and institute's filled with water is poured on the sieve plate 2.Described backwash bucket can be controlled with the time length of filled with water the time interval of backwash.The technical program can adopt and change the long-pending size of backwashing water bucket capacity, perhaps changes the time interval that shallow bid water water inlet pipe uninterrupted realizes controlling backwash.
Aquaculture water of the present utility model is processed as follows with the duty of unpowered automatic backwash screen apparatus:
Aquaculture wastewater is divided into two-way after entering water tank 1: (1) most of sewage flows into a sieve plate that is in tilted layout 2 after climbing over the weir wall, and particle is trapped on the sieve plate, and clean water flows out from delivery port after passing the sieve plate slit; (2) another shallow bid current enter shallow bid water water inlet pipe 8, and the inclined-plane opening 14 of backwash bucket can be accepted the discharge water of shallow bid water water inlet pipe 8, and the backwash bucket gradually during filled with water because the weight of water causes the backwash bucket to a lateral overturning.Above eccentrically weighted shaft 4, be provided with a positive stop 5, because being poured over institute's filled with water when filling with upset, water carries out backwash when backwash bucket 3 on the sieve plate 2, this moment, the 1st backwash bucket bottom 15 of backwash bucket 3 was stopped by upper limit block 5, also be that backwash bucket 3 is finished down to be blocked behind the water and returns, when flushing bucket 3 returns, the 2nd backwash bucket bottom 16 of backwash bucket 3 is stopped by lower limit block 6 makes it return to the discharge water that original position continues to accept shallow bid water water inlet pipe 8, and continuous circulation flushing sieve plate 2 thus goes round and begins again.The particle of holding back on the sieve plate 2 is washed away, and washes away the particle that gets off and finally imports the sewage sump discharge.
The utlity model has substantive distinguishing features and significant technological progress, aquaculture water of the present utility model process with unpowered automatic backwash screen apparatus be a kind of environmental protection, the aquaculture water processing of not consuming energy carries out unpowered work with unpowered automatic backwash screen apparatus, automatic backwash need not manual intervention.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique in the situation that does not break away from spirit and scope of the present utility model, can also be made various conversion or variation.Therefore, all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.

Claims (4)

1. an aquaculture water is processed with unpowered automatic backwash screen apparatus, comprises water tank (1), and sieve plate (2) and backwash bucket (3) is characterized in that:
Described water tank (1) is rectangular box, the top upward opening, one sidewall is provided with aquaculture wastewater water inlet pipe (10), the overflow launder (9) that is separated out by L shaped dividing plate in sewage water inlet pipe (10) joining water box (1), the vertical partition plate of overflow launder (9) connects a small gangs of water water inlet pipe (8) that communicates with overflow launder (9); Rinsing Area is formed at water tank (1) bottom, Rinsing Area is provided with filtering water discharge pipe (11), and the opposite side corresponding with sewage water inlet pipe (10) at Rinsing Area is separated out a sewage sump (13) with vertical clapboard, sewage sump (13) vertical clapboard is higher than Rinsing Area, and sewage sump (13) is provided with the dirt discharge pipe (12) that discharges dirt;
Described sieve plate (2) is rectangular, in water tank (1), is obliquely installed, and its high-end gap below that is arranged at overflow launder (9), the sieve plate foreign material outlet (7) of low side is arranged at sewage sump (13) the dividing plate top of water tank (1);
Described backwash bucket (3) is a cuboid bucket type bucket, the bucket upper end is inclined-plane opening (14), at the bottom of the other end is closed vat, backwash bucket (3) is fixed with an eccentrically weighted shaft (4) in the middle of the both sides relatively, the position of eccentrically weighted shaft (4) is in the center of gravity of backwashing water bucket (3), the two ends adjustable shelf of eccentrically weighted shaft (4) is located at water tank (1) two side, be provided with a positive stop (5) in the top of eccentrically weighted shaft (4), thereunder be provided with the rotational angle of a positive stop (6) control backwash bucket (3); The inclined-plane opening (14) of described backwash bucket (3) can be accepted the discharge water of shallow bid water water inlet pipe (8), and can tumble to a side during filled with water gradually at backwash bucket (3), and institute's filled with water is poured on the sieve plate (2).
2. aquaculture water as claimed in claim 1 is processed with unpowered automatic backwash screen apparatus, it is characterized in that described water tank (1) inwall is made by the 316L stainless steel.
3. aquaculture water as claimed in claim 1 is processed with unpowered automatic backwash screen apparatus, it is characterized in that described sieve plate (2) is made by the 316L stainless steel.
4. process with unpowered automatic backwash screen apparatus such as claim 1 or 3 described aquaculture waters, it is characterized in that described sieve plate (2) is wedge wire screen, its gap width 0.1~0.2mm.
CN 201220594888 2012-11-12 2012-11-12 Unpowered automatic backflush screening device for aquaculture water treatment Withdrawn - After Issue CN202876475U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220594888 CN202876475U (en) 2012-11-12 2012-11-12 Unpowered automatic backflush screening device for aquaculture water treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220594888 CN202876475U (en) 2012-11-12 2012-11-12 Unpowered automatic backflush screening device for aquaculture water treatment

Publications (1)

Publication Number Publication Date
CN202876475U true CN202876475U (en) 2013-04-17

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102921210A (en) * 2012-11-12 2013-02-13 中国水产科学研究院渔业机械仪器研究所 Unpowered automatic back-flushing screening device for culture water treatment
CN114788965A (en) * 2022-04-22 2022-07-26 北京华宇辉煌生态环保科技股份有限公司 Unpowered automatic backwashing filter device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102921210A (en) * 2012-11-12 2013-02-13 中国水产科学研究院渔业机械仪器研究所 Unpowered automatic back-flushing screening device for culture water treatment
CN102921210B (en) * 2012-11-12 2015-02-25 中国水产科学研究院渔业机械仪器研究所 Unpowered automatic back-flushing screening device for culture water treatment
CN114788965A (en) * 2022-04-22 2022-07-26 北京华宇辉煌生态环保科技股份有限公司 Unpowered automatic backwashing filter device
CN114788965B (en) * 2022-04-22 2023-06-23 北京华宇辉煌生态环保科技股份有限公司 Unpowered automatic back flushing filter device

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GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20130417

Effective date of abandoning: 20150225

RGAV Abandon patent right to avoid regrant