CN202961995U

CN202961995U - Hydraulic jet clarifier realizing automatic adjustment

Info

Publication number: CN202961995U
Application number: CN 201220688442
Authority: CN
Inventors: 杨发祥; 胡海华; 郭曼茹
Original assignee: Changzhou Jiangnan Environmental Engineering Co Ltd
Current assignee: Changzhou Jiangnan Environmental Engineering Co Ltd
Priority date: 2012-12-13
Filing date: 2012-12-13
Publication date: 2013-06-05
Anticipated expiration: 2022-12-13

Abstract

The utility model relates to a hydraulic jet clarifier realizing automatic adjustment. The hydraulic jet clarifier comprises a box body with a supporting frame being arranged at the lower end. A water inlet, a water draining opening and a mud draining opening are formed on the tank body; the internal space of the box body is divided into a first flocculation chamber, a second flocculation chamber, a separating chamber and a mud collecting zone; a separating inclined plate zone is arranged at the upper part of the separating chamber; a water outlet weir communicated with a water outlet is arranged above the separating chamber; a hollow throat is communicated with the lower end of the first flocculation chamber; a reflecting plate is connected with the upper end of the hollow throat; a horn-shaped opening chamber is arranged at the lower end of the hollow throat; a nozzle is arranged under the opening chamber; the nozzle is fixedly arranged on the water inlet; an on-line outlet water quality tester is arranged at the water outlet inside the box body; and an automatic adjusting device is arranged at the top of the box body. The hydraulic jet clarifier has a compact structure, and can perform automatic adjustment according to outlet water quality.

Description

Automatically regulate the water-jet clarifier

Technical field

The utility model relates to a kind of plumbing treatment facility, particularly a kind of automatic adjusting water-jet clarifier.

Background technology

In the water supply and drainage treatment process, solid-liquid separation technique and equipment thereof are one of key projects, solid-liquid separating method is varied, isolation, clarified separation precipitation, filtration, air supporting etc. are arranged, become a kind of indispensable PROCESS FOR TREATMENT unit in water treatment field, the solid-liquid separating method technology differs from one another, and can use separately, also can be combined with, select flexibly.Clarified separation, a kind of common technology as Separation of Solid and Liquid, comprise various ways, have precipitate and separate, mechanical accelerating purifying pool, Hydraulic Circulation clarified separation, precipitate and separate etc. multiple, using more as the agent technology of Separation of Solid and Liquid is mechanical accelerating purifying isolation technics and Hydraulic Circulation clarified separation technology.

Mechanical accelerating purifying isolation technics corresponding device is mechanical accelerating purifying pool, and former water flows in depositing reservoir from bottom to top, has one deck to be the body refuse of suspended state in depositing reservoir, and slime layer is in dynamic balance state in ascending current due to Action of Gravity Field.The small floccule body that forms when the suspended particulate in former water and coagulant effect is with current during by slime layer, removes rapidly with regard to being attracted to the body refuse particle surface with the relatively large body refuse contact-impact of slime layer at the volley, makes water obtain clarification.Clear water is collected discharge via the Rinsing Area on depositing reservoir top.This technology pond has experienced the approximately development of 45 years, it is a kind of more stable technology commonly used, the clarifier internal mechanism is complicated, and mostly is xoncrete structure, and floor space is large, difficulty of construction is large, maintenance is inconvenient, and because the device domestic demand arranges the energy consumption equipments such as mixer and mud scraper, energy consumption is higher again, do not meet the call that national energy-saving reduces discharging, the trend that has application to reduce year by year.

Common waterpower circulation clarificator, relying on waterpower is that power realizes that mixed-liquor return gains the name, and need not the electrical equipments such as mechanical agitation, mud scraper, is a kind of clarifier of environment-friendly type.Waterpower circulation clarificator has had the type selecting equipment of each water treatment amount section at present because the characteristics development of its high efficiency, low energy consumption is rapid, has obtained a large amount of utilizations in industries such as electric power, municipal administration, petrochemical industry, chemical industry.But there is the shortcoming that effluent quality is unstable and can't regulate in common waterpower circulation clarificator, even installed adjusting device additional, can not in time regulate according to effluent quality.

The utility model content

The purpose of this utility model is to provide a kind of automatic adjusting water-jet clarifier that can automatically adjust according to effluent quality.

The technical scheme that realizes the utility model purpose is: the utility model comprises that the lower end is provided with the casing of bracing frame; Described casing is provided with water inlet, delivery port and mud discharging mouth; The inner space of described casing is separated into the first flocculating chamber, the second flocculating chamber, separation chamber and mud collection area; Described the second flocculating chamber is arranged on the outside of the first flocculating chamber, and separation chamber and mud collection area are arranged on the outside of the second flocculating chamber, and the separation chamber is arranged on the top of mud collection area; The top of described separation chamber is provided with the separating inclined plate district, and the top of separation chamber is provided with the effluent weir that communicates with delivery port; The lower end of described the first flocculating chamber is connected with a trunnion, and the upper end of trunnion is connected with reflecting plate, and the lower end of trunnion is provided with flaring atrium, is provided with nozzle under atrium, and nozzle is fixedly installed on water inlet; The water outlet of described box house is provided with online effluent quality analyzer; The top of described casing is provided with self-checking device; Described self-checking device comprises support, screw rod, transmission mechanism and reductor; Described support is fixed on the top of casing; Described screw rod is connected with speed reducer drive and is erected on support by transmission mechanism; The lower end of described screw rod is connected with the top of the first flocculating chamber.

Above-mentioned reductor is meticulous helical speed reduction gear.

Said nozzle is cylindrical nozzle or conical nozzle or spiral nozzle or fan nozzle.

The utlity model has positive effect: (1) the utility model compact overall structure is smooth, and functional areas are obvious; (2) the utility model utilizes the negative pressure of water-jet formation to form the circulation of the mixed liquors such as inner body refuse, can realize reflections at different levels, saves energy consumption, reduces maintenance, environmental protection; (3) the utility model has been introduced firm sleeve type removable nozzle, helps to select adapted in the cylindrical nozzle, conical nozzle, spiral nozzle, fan nozzle in special use, thereby determines the most suitable form of nozzle, obtains best outlet effect; (4) the utility model is combined with self-checking device and online effluent quality analyzer, draws the calibration points of best water outlet in the upper limit value and lower limit value scope of scale by automatic control system, realizes top quality effluent quality; (5) the utility model is provided with the separating inclined plate district, has improved load, has reduced pond appearance, occupation of land, has improved effect; (6) the utility model is introduced " shallow-layer is theoretical ", makes its scope of application wider, and the occasion that the high solid-liquid of some viscositys is difficult to separate also can be used.

Description of drawings

Content of the present utility model is easier to be expressly understood in order to make, and the below is described in further detail the utility model, wherein according to specific embodiment also by reference to the accompanying drawings

Fig. 1 is the structural representation of mechanical agitating clarifier in prior art;

Fig. 2 is the structural representation of common waterpower circulation clarificator in prior art;

Fig. 3 is structural representation of the present utility model.

The specific embodiment

See Fig. 3, the utility model comprises that the lower end is provided with the casing 1 of bracing frame; Described casing 1 is provided with water inlet 1-1, delivery port 1-2 and mud discharging mouth 1-3; The inner space of described casing 1 is separated into the first flocculating chamber 2, the second flocculating chamber 3, separation chamber 4 and mud collection area 5; Described the second flocculating chamber 3 is arranged on the outside of the first flocculating chamber 2, and separation chamber 4 and mud collection area 5 are arranged on the outside of the second flocculating chamber 3, and separation chamber 4 is arranged on the top of mud collection area 5; The top of described separation chamber 4 is provided with separating inclined plate district 6, and the top of separation chamber 4 is provided with the effluent weir 7 that communicates with delivery port 1-2; The lower end of described the first flocculating chamber 2 is connected with a trunnion 8, and the upper end of trunnion 8 is connected with reflecting plate 9, and the lower end of trunnion 8 is provided with flaring atrium 10, is provided with nozzle 11 under atrium 10, and nozzle 11 is fixedly installed on water inlet 1-1; The delivery port 1-2 place of described casing 1 inside is provided with online effluent quality analyzer 12; The top of described casing 1 is provided with self-checking device 13; Described self-checking device 13 comprises support 13-1, screw rod 13-2, transmission mechanism and reductor 13-3; Described support 13-1 is fixed on the top of casing 1; Described screw rod 13-2 is in transmission connection by transmission mechanism and reductor 13-3 and is erected on support 13-1; The lower end of described screw rod 13-2 is connected with the top of the first flocculating chamber 2; Described reductor 13-3 is meticulous helical speed reduction gear.

Operation principle of the present utility model is: will add the mixed liquor of medicament to add in casing by water inlet, injection by nozzle 11 forms negative pressuren zone, body refuse mixes with mixed liquor because this negative pressure is inhaled into and enters the first flocculating chamber 2 from trunnion 8, form and reflux, this process implementation the quick contact of medicine, water, body refuse, after entering the first flocculating chamber 2, several materials are swift in response and form good flocculation.After entering into the second flocculating chamber 3, because the cross-section of river along journey increases gradually, thereby flow velocity reduces gradually, and what be conducive to flocculate grows up, and is beneficial to precipitation.After current enter separation chamber 4 by reflecting plate 9, because flow velocity greatly descends, body refuse under Action of Gravity Field and moisture from, the arranging of reflecting plate 9 changed the flow direction of flocculation mixed liquor, make current be the loudspeaker diffusion type and flow, take full advantage of the pond and hold, the runner face enlarges, reduced the disturbance of bottom mud layer, solid-liquid separation effect promotes.The body refuse of separating, most of power with water-jet returns bottom recirculation, and fraction is discharged by mud discharging mouth 1-3.Rise with the mud of little flco and enter separating inclined plate district 6, separating inclined plate district 6 provides little flco collision in conjunction with carrier side, strengthen little flco in conjunction with becoming large chance, further carry out effective separation of solid-liquid, the water after clarification has delivery port 1-2 to discharge by effluent weir 7.

In this design, nozzle 11 is part and parcels, various informativeization of nozzle 11.According to experiment and practical application, develop be applied to this equipment cylindrical nozzle, conical nozzle, spiral nozzle, fan nozzle arranged, can select according to different water quality, water yield situation, therefore, for guaranteeing that optimum flow condition obtains optimum outlet effect, nozzle 11 installation forms of automatic adjusting water-jet clarifier have been carried out a large amount of practices used, determined firm sleeve type detachable form, this connected mode is solid and reliable, be beneficial to and safeguard and change.

Different water quality, water conservancy condition need different sludge backflow amounts, and in actual moving process, water quality, water conservancy condition often fluctuate larger, if the sludge backflow amount can't be adjusted, will affect the water quality situation of water outlet.And the adjusting of sludge backflow amount is to realize by the spacing of regulating nozzle 11 and trunnion 8, and therefore, how quantitative spacing determines that the best backflow water yield becomes the key of research and development.for avoiding the loaded down with trivial details of manual adjustment, improve automaticity, this device is provided with the spacing that self-checking device 13 is regulated nozzle 11 and trunnion 8, self-checking device 13 is regulated scale by the rotation spacing that meticulous helical speed reduction gear is set, in conjunction with online effluent quality determinator 12, the curve map of formation adjusting scale and effluent quality and real time record are in automatic control system, thereby upper at scale, obtain the calibration points of best water outlet in the lower limit scope, this calibration points has directly been reacted the concrete amount of nozzle 11 with the spacing of trunnion 8, thereby realize automatically regulating, bring into play the best of equipment and used ability.

Take up an area for strengthening the clarifying treatment effect and saving, this equipment 4 top divides and is provided with separating inclined plate district 6 in the separation chamber, and small suspension, colloidal solid will further be assembled at this, collision, form large particulate matter, sink, solid-liquid separation effect improves greatly.The establishment in separating inclined plate district 6, make surface loading improve more than 1 times, in the situation of the equal processing water yield, floor space is greatly saved, the solid-liquid contact area increases greatly, and separating effect obviously improves, and effluent index improves, it is 10mg/l that other clarifier water outlet can reach SS, and this device can reach below 5mg/l.

Consider equipment conveying, satisfy the condition of assembling, the structural member of the first flocculating chamber 2 of this equipment can whole Assembling, carries out on-the-spot bulk-breaking assembling by traveling nut, and is convenient and practical.

Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims

1. automatically regulate the water-jet clarifier for one kind, comprise that the lower end is provided with the casing of bracing frame (1); Described casing (1) is provided with water inlet (1-1), delivery port (1-2) and mud discharging mouth (1-3); The inner space of described casing (1) is separated into the first flocculating chamber (2), the second flocculating chamber (3), separation chamber (4) and mud collection area (5); Described the second flocculating chamber (3) is arranged on the outside of the first flocculating chamber (2), and separation chamber (4) and mud collection area (5) are arranged on the outside of the second flocculating chamber (3), and separation chamber (4) are arranged on the top of mud collection area (5); The top of described separation chamber (4) is provided with separating inclined plate district (6), and the top of separation chamber (4) is provided with the effluent weir (7) that communicates with delivery port (1-2); The lower end of described the first flocculating chamber (2) is connected with a trunnion (8), the upper end of trunnion (8) is connected with reflecting plate (9), the lower end of trunnion (8) is provided with flaring atrium (10), be provided with nozzle (11) under atrium (10), nozzle (11) is fixedly installed on water inlet (1-1); It is characterized in that: the inner delivery port (1-2) of described casing (1) locates to be provided with online effluent quality analyzer (12); The top of described casing (1) is provided with self-checking device (13); Described self-checking device (13) comprises support (13-1), screw rod (13-2), transmission mechanism and reductor (13-3); Described support (13-1) is fixed on the top of casing (1); Described screw rod (13-2) is in transmission connection by transmission mechanism and reductor (13-3) and is erected on support (13-1); The lower end of described screw rod (13-2) is connected with the top of the first flocculating chamber (2).

2. automatic adjusting water-jet clarifier according to claim 1, it is characterized in that: described reductor (13-3) is meticulous helical speed reduction gear.

3. automatic adjusting water-jet clarifier according to claim 2, it is characterized in that: described nozzle (11) is cylindrical nozzle or conical nozzle or spiral nozzle or fan nozzle.