CN210736362U

CN210736362U - Oil-water separation device

Info

Publication number: CN210736362U
Application number: CN201921615540.5U
Authority: CN
Inventors: 黄宪嘉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-06-12
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses an oil-water separation device, which comprises a liquid storage box and a hollow fiber membrane component, wherein the liquid storage box is communicated with the hollow fiber membrane component through a first pipeline, a residue separation net is arranged in the liquid storage box, the liquid storage box is used for storing stock solution to be subjected to oil-water separation, the residue separation net is used for separating solid residues, a fiber membrane is arranged in the hollow fiber membrane component, and the fiber membrane is used for oil-water separation; the hollow fiber membrane component is provided with a liquid inlet, a liquid outlet and an oil outlet, one end of the first pipeline is connected with the liquid storage box, and the other end of the first pipeline is connected with the liquid inlet; the device is still including removing the flavor case, and the liquid outlet passes through the second pipeline and is connected with removing the flavor case, removes the incasement and sets up the active carbon filter screen. The oil-water separation device can intercept solid waste residues of kitchen waste water, efficiently separate oil stains in water, and realize centralized recovery and green discharge. And the peculiar smell of the kitchen waste water can be effectively adsorbed and filtered, floating objects and chemicals are absorbed, and the waste water treatment effect is improved.

Description

Oil-water separation device

Technical Field

The utility model relates to a food and beverage trade and family kitchen waste water treatment technical field especially relate to an oil-water separator.

Background

With the improvement of the economic level, a great deal of kitchen waste and waste water are generated in the catering industry and the household kitchens, and the waste water contains food residues, oil stains, detergents and the like and also has unpleasant smell. If the direct discharge causes environmental pollution and water pollution, the sewer pipe is often blocked. Kitchen waste discharge has become a particular concern in today's society.

At present, most kitchen garbage is deoiled by adopting an oil separation tank, and grease in sewage floats upwards in a certain time by utilizing the specific gravity difference of oil and water, and then the floating oil is removed, so that the effect of oil-water separation is achieved. The manual oil scraping device is arranged in the oil separation tank, so that the problems of poor oil-water separation effect and incapability of removing stink and polluted impurities exist, the requirements of the existing high-grade catering on environmental sanitation conditions are high, and the oil separation tank is not easy to arrange in the place.

Or crushing the kitchen waste with water, performing solid-liquid separation on the crushed kitchen waste, drying the separated solid, and performing oil-water separation on the separated oil-water mixed liquid. The existing separation device in the market has the problems of incomplete separation of impurities, oil and water, incomplete separation and the like. Therefore, the problem that the technical personnel in the field need to solve urgently is that the environment-friendly treatment of kitchen waste water reaches the standard of direct discharge and provides an oil-water separation device.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem existing in the prior art, the utility model aims to provide an oil-water separation device.

The object of the present invention is achieved by at least one of the following technical solutions.

The utility model provides an oil-water separation device, which comprises a liquid storage tank and a hollow fiber membrane component, wherein the liquid storage tank is communicated with the hollow fiber membrane component through a first pipeline, a residue separation net is arranged in the liquid storage tank, the liquid storage tank is used for storing stock solution to be subjected to oil-water separation, the residue separation net is used for separating solid residues, a fiber membrane is arranged in the hollow fiber membrane component, and the fiber membrane is used for oil-water separation; the hollow fiber membrane assembly is provided with a liquid inlet, a liquid outlet and an oil outlet, the liquid outlet is used for discharging filtrate filtered by the hollow fiber membrane assembly, the oil outlet is used for discharging oil stains, one end of the first pipeline is connected with the liquid storage tank, and the other end of the first pipeline is connected with the liquid inlet; the device is still including removing the flavor case, and the liquid outlet passes through the second pipeline and is connected with removing the flavor case, removes the incasement and sets up the active carbon filter screen.

Preferably, the hollow fiber membrane module is of an external pressure type.

Preferably, the apparatus further comprises a water tank through which the stock solution to be oil-water separated enters the tank.

Preferably, a liquid inlet pump and a liquid inlet pressure gauge are arranged on the first pipeline, the liquid inlet pump is used for pumping stock solution to be subjected to oil-water separation into the hollow fiber membrane module, and the liquid inlet pressure gauge is used for displaying the pressure of the stock solution before passing through the fiber membrane, namely the pressure before the membrane.

Preferably, an oil pressure gauge is arranged at the oil outlet and used for displaying the pressure of the stock solution after passing through the fiber membrane, namely the pressure after the membrane; the oil outlet is also provided with a valve.

Preferably, the slag-separating net is detachably arranged in the liquid storage tank, so that the cleaning is convenient.

Preferably, the activated carbon filter screen includes upper activated carbon filter screen and lower floor's activated carbon filter screen, upper activated carbon filter screen is granular activated carbon filter screen, lower floor's activated carbon filter screen is the compressed activated carbon filter screen.

Preferably, the activated carbon filter screen can be detachably arranged in the odor removal box, so that the activated carbon filter screen is convenient to replace.

Preferably, a drain pipe is provided on the odor removal tank for draining the separated and deodorized water.

Preferably, the liquid inlet pump is a variable frequency pump, and the pressure in front of the membrane can be changed by adjusting the frequency of a frequency converter of the liquid inlet pump.

Compared with the prior art, the utility model has the following beneficial effect and advantage:

(1) the utility model provides an oil-water separator can intercept kitchen waste water solid waste residue, and greasy dirt in the high-efficient separation aquatic is concentrated and is retrieved, green emission.

(2) The utility model provides an oil-water separator effectively adsorbs the surplus waste water peculiar smell in filtration kitchen, absorbs floater and chemical, has improved the waste water treatment effect.

Drawings

Fig. 1 is a schematic structural diagram of an oil-water separation device provided by an embodiment of the present invention;

in the figure: 1-a liquid storage tank; 2-slag separation net; 3-a water tank; 4-liquid inlet pump; 5-liquid inlet pressure gauge; 6-hollow fiber membrane module; 7-oil pressure gauge; 8-deodorizing box; 9-liquid inlet; 10-a liquid outlet; 11-an oil outlet; 12-granular activated carbon filter screen; 13-compressing the activated carbon filter screen; 14-the drain pipe.

Detailed Description

The following description is provided to further explain the embodiments of the present invention by referring to the embodiments and the accompanying drawings, but the invention is not limited thereto.

Examples

The embodiment provides an oil-water separation device, which comprises a liquid storage tank 1 and a hollow fiber membrane component 6, wherein the liquid storage tank 1 is communicated with the hollow fiber membrane component 6 through a first pipeline, a residue separation net 2 is arranged in the liquid storage tank 1, the liquid storage tank 1 is used for storing stock solution to be subjected to oil-water separation, the residue separation net 2 is used for separating solid residues, and a fiber membrane is arranged in the hollow fiber membrane component 6 and used for oil-water separation; the hollow fiber membrane module 6 is provided with a liquid inlet 9, a liquid outlet 10 and an oil outlet 11, one end of the first pipeline is connected with the liquid storage tank 1, and the other end is connected with the liquid inlet 9; the device is still including removing flavor case 8, and liquid outlet 10 is connected with removing flavor case 8 through the second pipeline, removes and sets up the active carbon filter screen in the flavor case 8.

The liquid outlet 10 is used for discharging filtrate filtered by the hollow fiber membrane component, and the oil outlet 11 is used for discharging oil stains. The device also comprises a water tank 3, and stock solution to be subjected to oil-water separation enters the liquid storage tank 1 through the water tank 3. Be provided with feed liquor pump 4 and feed liquor manometer 5 on the first pipeline, feed liquor pump 4 is arranged in going into hollow fiber membrane subassembly 6 with treating oil-water separation's stoste pump, and feed liquor manometer 5 is used for showing pressure before the membrane. An oil pressure gauge 7 is arranged at the oil outlet 11 and used for displaying the pressure of the stock solution after passing through the fiber membrane, namely the pressure after the membrane. The slag separation net 2 is detachably arranged in the liquid storage tank 1, so that the cleaning is convenient. The active carbon filter screen includes upper and lower bilayer promptly upper active carbon filter screen and lower floor's active carbon filter screen, upper active carbon filter screen is granular active carbon filter screen 12, lower floor's active carbon filter screen is compressed active carbon filter screen 13. The active carbon filter screen can be dismantled in removing flavor case 8 and set up, is convenient for change. The odor removal tank 8 is provided with a drain pipe 14 for discharging the separated and deodorized water. The liquid inlet pump 4 is a variable frequency pump, and the pressure in front of the membrane can be changed by adjusting the frequency of a frequency converter of the liquid inlet pump.

The separation principle of the oil-water separation device of the above embodiment is as follows:

kitchen waste liquid enters a liquid storage tank 1 through a water tank 3, solid residues are separated and removed through a residue separation net 2 to obtain stock solution to be subjected to oil-water separation, the residue separation net 2 can be taken out and cleaned at any time, the stock solution in the liquid storage tank 1 is pumped to a hollow fiber membrane assembly 6 through a liquid inlet pump 4, a liquid inlet pressure gauge 5 displays the pressure before the membrane, the hollow fiber membrane assembly 6 separates oil and water in the stock solution to obtain filtrate and oil stain, the filtrate enters a smell removal tank 8, the oil stain is discharged through an oil outlet 11, an oil pressure gauge 7 displays the pressure after the membrane, the smell removal tank 8 absorbs peculiar smell of the filtrate and chemicals in the filtrate, a granular activated carbon filter screen 12 of the smell removal tank 8 absorbs and filters peculiar smell in the filtrate, a compressed activated carbon filter screen 13 of the smell removal tank 8 absorbs and filters micromolecular chemicals in the filtrate, and clean water filtered by the smell removal tank.

The above embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An oil-water separation device is characterized by comprising a liquid storage tank and a hollow fiber membrane component, wherein the liquid storage tank is communicated with the hollow fiber membrane component through a first pipeline, a residue isolating net is arranged in the liquid storage tank, the liquid storage tank is used for storing stock solution to be subjected to oil-water separation, the residue isolating net is used for isolating solid residues, a fiber membrane is arranged in the hollow fiber membrane component, and the fiber membrane is used for oil-water separation; the hollow fiber membrane assembly is provided with a liquid inlet, a liquid outlet and an oil outlet, the liquid outlet is used for discharging filtrate filtered by the hollow fiber membrane assembly, the oil outlet is used for discharging oil stains, one end of the first pipeline is connected with the liquid storage tank, and the other end of the first pipeline is connected with the liquid inlet; the device is still including removing the flavor case, and the liquid outlet passes through the second pipeline and is connected with removing the flavor case, removes the incasement and sets up the active carbon filter screen.

2. The oil-water separator according to claim 1, wherein the hollow fiber membrane module is of an external pressure type.

3. The oil-water separator as claimed in claim 1, further comprising a water tank through which the stock solution to be separated into oil and water is introduced into the tank.

4. The oil-water separation device of claim 1, wherein a liquid inlet pump and a liquid inlet pressure gauge are arranged on the first pipeline, the liquid inlet pump is used for pumping stock solution to be subjected to oil-water separation into the hollow fiber membrane component, and the liquid inlet pressure gauge is used for displaying the pressure of the stock solution before passing through the fiber membrane, namely the pressure before membrane.

5. The oil-water separation device as claimed in claim 2, wherein an oil pressure gauge is provided at the oil outlet for displaying the pressure of the stock solution after passing through the fiber membrane, i.e. the pressure after the membrane; the oil outlet is also provided with a valve.

6. The oil-water separator as claimed in claim 1, wherein the slag-separating net is detachably provided in the tank.

7. The oil-water separator according to claim 1, wherein the activated carbon filter includes an upper activated carbon filter and a lower activated carbon filter, the upper activated carbon filter being a granular activated carbon filter, and the lower activated carbon filter being a compressed activated carbon filter.

8. The oil-water separator according to claim 1, wherein the activated carbon filter is removably disposed within the odor removal tank.

9. The apparatus according to claim 1, wherein a drain pipe is provided in the odor removal tank for draining the separated and deodorized water.

10. The apparatus of claim 4, wherein the fluid pump is a variable frequency pump, and adjusting the frequency of the fluid pump varies the pre-membrane pressure.