CN202968270U

CN202968270U - Water treatment device of oil water separator

Info

Publication number: CN202968270U
Application number: CN 201220568188
Authority: CN
Inventors: 董玉亮
Original assignee: Tianjin Jinyuyuan Technology & Development Co Ltd
Current assignee: Tianjin Jinyuyuan Technology & Development Co Ltd
Priority date: 2012-10-31
Filing date: 2012-10-31
Publication date: 2013-06-05
Anticipated expiration: 2022-10-31

Abstract

The utility model provides a water treatment device of an oil water separator. The water treatment device comprises a box body, an oil water inlet pipe, a water drain pipe, a front end filter, an air floatation device, an upper baffle, a lower baffle A, a lower baffle B, an oil collector, an oil outlet pipe and an equipment mounting platform, and is characterized by also comprising a molecular sieve filter and an active carbon filter, wherein the molecular sieve filter and the active carbon filter are positioned in the box body and at the downstream of the lower baffle B, and are fixedly connected with the equipment mounting platform respectively; the molecular sieve filter is arranged at the upstream of the active carbon filter; and the active carbon filter is connected with the water drain pipe. The water treatment device has the beneficial effects that the molecular sieve filter can reduce the COD (chemical oxygen demand) value, the active carbon filter can filter out impurities in water to reduce the turbidity of water, and the discharged water reaches a national drainage standard; meanwhile, due to the air floatation device, the separation efficiency is obviously improved; and the water treatment device is simple in structure and easy to implement.

Description

A kind of water treatment device of water-and-oil separator

Technical field

The utility model belongs to the separating device technical field, relates in particular to a kind of water-and-oil separator.

Background technology

Water-and-oil separator is the instrument that oily and water are separated, and is mainly the density difference according to water and oil, utilizes sedimentation theory to remove the separator of impurity and moisture.the water-and-oil separator that uses in the market, most of physical method that adopts, utilize the density ratio water of oil light, oil float is on the water surface, only depend on several baffle plates to separate, be not easy to like this swim in the collection that the water surface oils, and when the pressure of moisture oil increases, liquid level in water-and-oil separator raises, water-oil interface will raise simultaneously, cause that isolated Water in oil is more or the water outlet oil-contg is higher, separation efficiency is low, the draining of the water-and-oil separator that uses in the market directly enters city planting ductwork, generally can only reach three grades of emission standards is＜100mg/L, COD wherein, the index severe overweights such as ammonia nitrogen, do not reach biochemical indicator, and it is larger to separate the water turbidity that obtains.

Chinese patent CN 202265435 U disclose a kind of water-and-oil separator of using cavitation air flotation technology and special filtrate, and the main body of this device comprises separate tank, and described separate tank head end is provided with to inject the water inlet pipe of oily(waste)water; Be provided with the foreign material discrete blocks near water inlet pipe mouth in described separate tank, described foreign material discrete blocks is used for the large granular impurity in the separating and filtering oily(waste)water; Be mounted with the cavitation air flotation aerator in described separate tank, described cavitation air flotation aerator makes oil droplet float up to rapidly liquid level be attached on olesome by a large amount of micro bubbles that produce in oily(waste)water around; Also be provided with the sloping panel deoiling unit into the distance that shortens the oil slick rising in described separate tank; Described separate tank inside is provided with to hold the oil trap of rising oil slick; Described end at separate tank is provided with a water shoot with filter core; Described water shoot connects a fluid level control device, this fluid level control device comprises a control valve that is used for controlling water shoot aquifer yield and freeboard, can oil-collecting also, and improved oily water separation efficient, can make content oily in water outlet＜10mg/ L, but solve the large problem of turbidity of the water that obtains after separation.

Summary of the invention

in order to solve the problems of the technologies described above, the utility model provides a kind of water treatment device of water-and-oil separator, comprises casing, the profit inlet pipe, water shoot, the front end strainer, air-floating apparatus, overhead gage, lower baffle plate A, lower baffle plate B, oil collector sump tank, oil outlet pipe, the equipment erecting stage, an end of described casing is provided with the profit inlet pipe, and the other end is provided with water shoot, described front end strainer, described air-floating apparatus, described overhead gage, described lower baffle plate A, described lower baffle plate B, oil collector sump tank, the equipment erecting stage all is positioned at described casing, be provided with the front end strainer near described profit inlet pipe, described air-floating apparatus is arranged between described lower baffle plate A and described front end strainer, and be fixedly connected with described equipment erecting stage, described oil collector sump tank is fixedly connected with described overhead gage, described oil outlet pipe respectively with described oil collector sump tank, described casing is fixedly connected with, described overhead gage, described lower baffle plate A, described lower baffle plate B parallels, and all is fixedly connected with described casing, and described overhead gage and described lower baffle plate B are close, and between described lower baffle plate A and described lower baffle plate B, characterized by further comprising molecular sieve filter, activated charcoal filter, described molecular sieve filter, described activated charcoal filter all is positioned at described casing, the downstream of lower baffle plate B, and being fixedly connected with described equipment erecting stage respectively, described molecular sieve filter are arranged on described activated charcoal filter upstream, and described activated charcoal filter is connected with described water shoot.

Described molecular sieve filter, described activated charcoal filter weld with described equipment erecting stage respectively.

The beneficial effects of the utility model are: the increase of molecular sieve filter can reduce the COD value, activated charcoal filter can filter out the impurity in water, reduce turbidity, the water of discharging has reached national standard of drainage, while is due to the existence of air-floating apparatus, separation efficiency is obviously high, and the utility model is simple in structure, is easy to realize.

Description of drawings

Fig. 1 is structural representation of the present utility model.

Embodiment

Below in conjunction with accompanying drawing, the utility model is further explained explanation.

In figure, 1, casing, 2, the profit inlet pipe, 3, water shoot, 4, the front end strainer, 5, air-floating apparatus, 6, overhead gage, 7, lower baffle plate A, 8, lower baffle plate B, 9, oil collector sump tank, 10, oil outlet pipe, 11, the equipment erecting stage, 12, molecular sieve filter, 13, activated charcoal filter.

as shown in Figure 1, an end of casing 1 is provided with profit inlet pipe 2, and the other end is provided with water shoot 3, front end strainer 4, air-floating apparatus 5, overhead gage 6, lower baffle plate A7, lower baffle plate B8, oil collector sump tank 9, equipment erecting stage 11, molecular sieve filter 12, activated charcoal filter 13 all is positioned at casing 1, be provided with front end strainer 4 near profit inlet pipe 2, air-floating apparatus 5 is arranged between lower baffle plate A7 and front end strainer 4, and is fixedly connected with equipment erecting stage 11, oil collector sump tank 9 is fixedly connected with overhead gage 6, oil outlet pipe 10 respectively with oil collector sump tank 9, casing 1 is fixedly connected with, overhead gage 6, lower baffle plate A7, lower baffle plate B8 parallels, and all is fixedly connected with casing 1, and overhead gage 6 is close with lower baffle plate B8, and between lower baffle plate A7 and lower baffle plate B8, molecular sieve filter 12, activated charcoal filter 13 all is positioned at the downstream of lower baffle plate B8, and respectively with equipment erecting stage 11 welding, molecular sieve filter 12 is arranged on activated charcoal filter 13 upstreams, activated charcoal filter 13 is connected with water shoot 3.

Example:

during use, oil-water mixture is entered casing 1 from profit inlet pipe 2, remove suspended contamination in oil-water mixture through front end strainer 4, the oil-water mixture of removing suspended contamination enters casing 1 bottom, and a large amount of micro bubbles that produce in the water of oil-containing by air-floating apparatus 5 are attached on and make oil droplet float up to rapidly liquid level around olesome, improved separation efficiency, the oil that casing 1 upper epidermis increases is gradually collected through oil collector sump tank 9, and discharge along oil outlet pipe 10, the accumulation of the water of casing 1 bottom to a certain degree the time, can be by the crack of overhead gage 6 and lower baffle plate B8 formation, then through molecular sieve filter 12, activated charcoal filter 13 filters, discharge from water shoot 3.

Above an embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to be used to limiting practical range of the present utility model.All equalizations of doing according to the utility model application range change and improve etc., within all should belonging to patent covering scope of the present utility model.

Claims

1. the water treatment device of a water-and-oil separator, comprise casing (1), profit inlet pipe (2), water shoot (3), front end strainer (4), air-floating apparatus (5), overhead gage (6), lower baffle plate A(7), lower baffle plate B(8), oil collector sump tank (9), oil outlet pipe (10), equipment erecting stage (11), an end of described casing (1) is provided with profit inlet pipe (2), and the other end is provided with water shoot (3), described front end strainer (4), described air-floating apparatus (5), described overhead gage (6), described lower baffle plate A(7), described lower baffle plate B(8), oil collector sump tank (9), equipment erecting stage (11) all is positioned at described casing (1), be provided with front end strainer (4) near described profit inlet pipe (2), described air-floating apparatus (5) is arranged on described lower baffle plate A(7) and described front end strainer (4) between, and be fixedly connected with described equipment erecting stage (11), described oil collector sump tank (9) is fixedly connected with described overhead gage (6), described oil outlet pipe (10) respectively with described oil collector sump tank (9), described casing (1) is fixedly connected with, described overhead gage (6), described lower baffle plate A(7), described lower baffle plate B(8) parallel, and all be fixedly connected with described casing (1), described overhead gage (6) and described lower baffle plate B(7) close, and be positioned at described lower baffle plate A(7) and described lower baffle plate B(8) between, characterized by further comprising molecular sieve filter (12), activated charcoal filter (13), described molecular sieve filter (12), described activated charcoal filter (13) all is positioned at described casing (1), lower baffle plate B(8) downstream, and being fixedly connected with described equipment erecting stage (11) respectively, described molecular sieve filter (12) are arranged on described activated charcoal filter (13) upstream, and described activated charcoal filter (13) is connected with described water shoot (3).

2. the water treatment device of a kind of water-and-oil separator according to claim 1, is characterized in that described molecular sieve filter (12), described activated charcoal filter (13) weld with described equipment erecting stage (11) respectively.