CN201525789U

CN201525789U - Catering wastewater pre-disposer

Info

Publication number: CN201525789U
Application number: CN2009203128270U
Authority: CN
Inventors: 胡存有
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-10-20
Filing date: 2009-10-20
Publication date: 2010-07-14
Anticipated expiration: 2019-10-20

Abstract

The utility model relates to a catering wastewater pre-disposer which comprises a water inlet, a water outlet, a sewage channel, a coarse screen tank, a fine screen tank, a coarse screen basket, a fine screen basket, a division baffle, a separation tank, a sand basin, a precipitate collecting basket and a sludge collecting bevel board, wherein the water inlet, the sewage channel, the division baffle, the sludge collecting bevel board and the water outlet are fixed in the tank body; the coarse screen basket is arranged in the coarse screen tank; the fine screen basket is arranged in the fine screen tank; and the precipitate collecting basket is arranged in the separating tank. The catering wastewater pre-disposer solves the technical problem of special pre-treatment of catering wastewater, utilizes a plurality of physics principles, and uses flow and gravity separating method for effectively separating grease and solid residue from water in the catering wastewater and removing the solid residue and the solid residue. In addition, the catering wastewater pre-disposer has reasonable structural design, variable volume, convenient cleaning and carrying, low cost, high disposing efficiency, low operating cost, simple and convenient operation, easy and wide popularization and application, and social benefits of pollution treatment and emission reduction.

Description

A kind of sewage from catering business pretreater

Technical field

The utility model relates to a kind of sewage pretreater, particularly a kind of pretreater that is exclusively used in hotel, medium and small eating and drinking establishment and dining room sanitary sewage, and it belongs to environmental technology field.

Background technology

Catering trade sewage discharge characteristics be sewage average COD concentration about 2000mg/L, contain the vegetable and animals oils and the solid shape residue of a part of high density.But the sewage discharge of most of eating and drinking establishment does not all reach state specified standards, even concentrate sewage work to receive the eating and drinking establishment in territory, area under control in the city, because not in addition pre-treatment of waste water, COD concentration also far surpasses the pipe standards of receiving of national regulation, and often running into the outfall sewer obstruction, sewage pollution is serious.And practice shows, sewage from catering business is carried out pre-treatment, removes vegetable and animals oils and solid shape residue, can reduce COD concentration more than 80%.But because technical problem and operational deficiencies, prior art is difficult to remove sewage from catering business oil slick and solid shape residue.Its major defect has: one, the flow direction of current is scientific and reasonable not to the utmost in the separate tank, and particulate matter and oil slick separating effect are not ideal enough; Two, to the erect-type grid of the most employing of the separation of particle solid substance, the cleaning difficulty easily results in blockage, and easily pollutes the logistics mistake when cleaning; Three, adopt robot apparatus, in the food and beverage enterprise that lacks full-time Operation and Maintenance personnel, mechanical fault very easily causes undesired use or idle.Therefore still can not be accepted and be able to extensive promotion and application by the food and drink owner.

The utility model content

Technical problem to be solved in the utility model is to overcome existing above-mentioned deficiency in the prior art, and provides a kind of reasonable in design, convenient and practical sewage from catering business pretreater.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: this sewage from catering business pretreater, comprise casing and case lid, and it is characterized in that: water-in is arranged in the casing, water outlet, sewage routeway, coarse rack pond, fine fack pond, the coarse rack basket, the fine fack basket, flow apron, separate tank, sedimentation basin, throw out collect basket and mud is collected swash plate; Wherein water-in, sewage routeway, flow apron, mud collection swash plate and water outlet are fixed in the casing; The coarse rack basket is placed in the coarse rack pond, and the fine fack basket is placed in the fine fack pond, and throw out is collected basket and is placed in the separate tank.

It is all detachable that coarse rack basket described in the utility model, fine fack basket and throw out are collected basket.

Below water-in, the coarse rack pond is in the sewage routeway exit at described sedimentation basin for the utility model, and separate tank is at the rear in coarse rack pond, and throw out is collected basket in the bottom of separate tank, and the fine fack pond is at the rear of separate tank.

Case lid described in the utility model and casing coincide mutually, and be detachable.

The utility model compared with prior art, have following positive effect: the technical problem that the utility model provides is the pre-treatment that is exclusively used in sewage from catering business, used multinomial physics principle, utilize current and gravitational separation process, vegetable and animals oils in the sewage from catering business is effectively separated with water with solid shape residue and remove.And reasonable in design, volume is changeable, easy cleaning and carrying, and cost is low, the processing efficiency height, running cost is low, and is easy and simple to handle, is easier to wide popularization and application, the social benefit that the performance pollution treatment reduces discharging.

Description of drawings

Figure is the sectional view of the utility model structural representation front view.

Among the figure: 1 water-in, 2 sedimentation basins, 3 sewage routeway, 4 coarse rack ponds, 5 coarse rack baskets, 6 flow aprons, 7 separate tanks, 8 throw outs are collected basket, 9 fine fack ponds, 10 fine fack baskets, 11 mud are collected swash plate, 12 water outlets, 13 casings, 14 case lids, 15 throw outs, 16 floating layers are greasy.

Embodiment

As figure, present embodiment is mainly by water-in 1, sedimentation basin 2, sewage routeway 3, and coarse rack pond 4, coarse rack basket 5, flow apron 6, separate tank 7, throw out are collected basket 8, fine fack pond 9, fine fack basket 10, mud collection swash plate 11, water outlet 12, casing 13 and case lid 14 and formed.

In the present embodiment, water-in 1, sewage routeway 3, flow apron 6, mud collect swash plate 11 and water outlet 12 is fixed in case 13 bodies, and casing 13 is divided into sedimentation basin 2, coarse rack pond 4, separate tank 7 and fine fack pond 9, the flow direction of control sewage; Wherein sedimentation basin 2 is below water-in 1, and coarse rack pond 4 is in sewage routeway 3 exits, and separate tank 7 is at the rear in coarse rack pond 4, and throw out is collected basket 8 in the bottom of separate tank 7, and fine fack pond 10 is at the rear of separate tank 7; Coarse rack basket 5 is placed in the coarse rack pond 4 detachable, and fine fack basket 10 is placed in the fine fack pond 9 detachable, and throw out is collected basket 8 and is placed in the separate tank 7 detachable; Case lid 14 coincide mutually with casing 13, and is detachable.

In the present embodiment, settling pit 2 has played the effect of taking out sand grain in the sewage.Settling pit 2 is positioned at water-in 1 place, and after sewage entered settling pit 2, silt was lowered into the bottom of settling pit 2 in action of gravity, formed throw out 15; The sewage of removing a large amount of silts enters the sewage routeway 3 of settling pit 2 tops again.Avoid a large amount of silt to enter separate tank 7 like this and caused alluvial and obstruction.

In the present embodiment, coarse rack basket 5 has played the effect of filtering large-scale particulate matter.After sewage passes through sewage routeway 3, enter coarse rack pond 4, the coarse rack baskets 5 in the coarse rack pond 4 just filter the macrobead thing in the sewage get off, such as some floating matters, dish leaf etc.

In the present embodiment, separate tank 7 has played the effect that separates pollutent in the sewage.After sewage entered separate tank 7, because the difference of density, the less pollutent of density can float to the top of separate tank 7 in the sewage, formed floating layer greasy 16; The pollutent that density is bigger in the sewage can be collected the throw out that swash plate 11 sinks to separate tank 7 bottoms along mud and collect in the basket 8, forms throw out 15.

In the present embodiment, fine fack basket 10 has played the effect of filtering small-sized particulate matter.Fine fack basket 10 is that the utility model carries out pretreated last procedure to sewage, after sewage leaves separate tank 7 and enters fine fack pond 9 along flow apron 6, more last tiny particulate matter are filtered in 10 pairs of sewage of fine fack basket in the fine fack pond 9, and sewage leaves from water outlet 12 then.

In the present embodiment, manual operations is adopted in the operation and maintenance of equipment, does not have disadvantages such as mechanical fault, as long as regularly clear up and safeguard.During use, case lid 14 can be opened the floating layer greasy 16 of cleaning separate tank 7 tops; Not the time spent, can collect basket 8 to settling pit 2, coarse rack basket 5, fine fack basket 10 and throw out and in casing 13, take out cleaning refuse wherein.

During use, sewage from catering business enters the utility model from water-in 1, after deposition is removed silt in settling pit 2, enters coarse rack pond 4 from the sewage routeway 3 of settling pit 2 tops, coarse rack basket 5 in coarse rack pond 4 filters removes large-scale particulate matter, enters separate tank 7 then; In separate tank 7, the pollutents different to density in the sewage separate, and the big pollutant sediment of density is in the bottom of separate tank 7, and the pollutent that density is little swims in the top of separate tank 7; Last sewage enters fine fack pond 9 along flow apron 6, and after filtering out small-sized particulate matter on the fine fack basket 10,12 discharge along flow apron 6 from water outlet.Arrow among the figure is the flow direction of sewage.The COD of sewage concentration of discharging can reach " sewage enters the municipal sewage system water quality standard " (CJ3082-1999) standard-required.

In addition, need to prove, specific embodiment described in this specification sheets, as long as the undeclared concrete shape and size of its part, then this part can be Any shape and the size that adapts with its structure; Simultaneously, the part title of getting also can be different.Allly conceive equivalence or the simple change that described structure, feature and principle are done, be included in the protection domain of the utility model patent according to the utility model patent.

Claims

1. a sewage from catering business pretreater comprises casing and case lid, it is characterized in that: wherein in the casing water-in is arranged, water outlet, sewage routeway, the coarse rack pond, fine fack pond, coarse rack basket, fine fack basket, flow apron, separate tank, sedimentation basin, throw out collect basket and mud is collected swash plate; Wherein have water-in, sewage routeway and water outlet on the casing, flow apron and mud are collected swash plate and are fixed in the casing; The coarse rack basket is placed in the coarse rack pond, and the fine fack basket is placed in the fine fack pond, and throw out is collected basket and is placed in the separate tank.

2. sewage from catering business pretreater according to claim 1, it is characterized in that: described sedimentation basin is positioned at the water-in below, the coarse rack pond is positioned at the exit of sewage routeway, separate tank is positioned at the rear in coarse rack pond, throw out is collected the bottom that basket is positioned at separate tank, and the fine fack pond is positioned at the rear of separate tank.

3. sewage from catering business pretreater according to claim 1 is characterized in that: described case lid and casing coincide mutually.