CN202643461U - Device for treating restaurant wastewater - Google Patents
Device for treating restaurant wastewater Download PDFInfo
- Publication number
- CN202643461U CN202643461U CN 201220258181 CN201220258181U CN202643461U CN 202643461 U CN202643461 U CN 202643461U CN 201220258181 CN201220258181 CN 201220258181 CN 201220258181 U CN201220258181 U CN 201220258181U CN 202643461 U CN202643461 U CN 202643461U
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- CN
- China
- Prior art keywords
- membrane assembly
- hyperfiltration membrane
- circulating box
- catering business
- processing sewage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a device for treating restaurant wastewater, and relates to a physical treatment device, which is particularly applicable to removal of grease, residue and scrap in the restaurant sewage. The device comprises a circulation tank and a prefilter, wherein the preposed filter is subsequently provided with a ultrafiltration membrane component; the water inlet of the ultrafiltration membrane component is connected with the water outlet of the prefilter through a circulating pump; a filtrate outlet of the ultrafiltration membrane component is communicated with a raw water tank in the circulation tank; and the ultrafiltration membrane component is connected with a permeate output port. By adopting the circulating reflux structure, oil-water mixture can be filtered for multiple times through the ultrafiltration membrane, so that effective separation can be achieved, fit equipment can be reduced, and operation cost can be lowered.
Description
Technical field
The utility model relates to a kind of device of disposing of sewage, and is specially adapted to the processing of sewage from catering business.
Background technology
Its comparison of ingredients of the sewage that catering industry produces is complicated, and oleaginousness is high, perishable fermentation is smelly, deposits the also high very of content that causes its carcinogenic substance for a long time under rugged environment, so sewage from catering business need carry out isolation of purified and processes before discharging.
The device of processing about sewage from catering business at present mainly contains traditional oil trap and utilizes physics, chemistry, the associated plant of biotechnology combination.Such as utility model patent-oil-water separating device of waste water in catering of publication number CN201704786, adopt this single one physical device to be difficult to the grease in the sewage is separated thoroughly, and the grease that overflows still have very high water content, be not easy to collect; Publication number is disclosed restaurant wastewater treatment device in the invention of CN1163425, its treating processes relates to the physical method pre-treatment, chemical process purifies and filter,plain terminal physical treatment three parts, need add chlorinated lime and copperas solution in chemical treatment stage, thereby running cost and operation easier have been increased, simultaneously, also have support equipment too much to strengthen the shortcoming of maintenance cost.
The utility model content
The utility model makes improvements for the problem that above-mentioned prior art exists, be the technical problems to be solved in the utility model provide a kind of have simple structure and can effective separation the device of grease and residue chip in the sewage from catering business, and this matched with devices equipment is few, easy to operate, and running cost is low.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: catering sewage treatment device, comprise the circulating box and the fore filter that hold sewage from catering business, circulating box and fore filter pass through pipeline communication, it is characterized in that the follow-up hyperfiltration membrane assembly that is provided with of fore filter, the water-in of hyperfiltration membrane assembly links to each other with the water outlet of fore filter by recycle pump, the outlet of the filtered liquid of hyperfiltration membrane assembly communicates with former tank in the circulating box by pipeline, is connected with in addition through the liquid delivery port on the hyperfiltration membrane assembly.
In technique scheme, because the interior former tank of the outlet of the filtered liquid of hyperfiltration membrane assembly and circulating box communicates, so that filtered liquid pump around circuit, add the strainability that ultra-filtration membrane is good, the grease chip constantly is concentrated, thereby has not only realized effective separation, make through liquid to reach emission standard, and greatly reduce the water content of isolated grease, be convenient to collect.Whole treating processes only relates to physical technology, has reduced running cost.
As for further improvement in the technical proposal, the technical problem that the utility model further will solve provides the oil-collecting slag discharging device of the low and handled easily of a kind of running cost.
For this reason, in the further improved technical scheme of the utility model, the circulating box diapire is obliquely installed with horizontal plane and has angle, be provided with two dividing plates in the circulating box, successively casing is divided into former tank, stable chute and oil trap, aquaporin was left in dividing plate lower end between former tank and stable chute, and the distance that leaves between this dividing plate and the roof is less than the distance between another dividing plate and roof, stable chute and oil trap are separated fully by dividing plate, be provided with oil discharge outlet at the oil trap sidewall, the casing diapire end near the ground that tilts is provided with slag-drip opening.Be provided with to be beneficial at the bottom of the case that tilts the thin slag in the circulating box is thoroughly drained only; Grease is collected by overflow, and is simple.
In addition, in technique scheme, hyperfiltration membrane assembly can be one, also can be comprised of with also contacting a plurality of ultra-filtration membrane spare series, parallel, and be furnished with blowback pump, blowback pump by pipeline and valve can with see through liquid delivery port and hyperfiltration membrane assembly and be communicated with the realization online backwashing.Fore filter can adopt stainless steel mesh, and the water outlet port is designed to dismountable connecting tube, and conveniently fast disassembling is changed.
Description of drawings
Fig. 1 is the utility model overall structure synoptic diagram;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the circulating box front view.
Embodiment
Below in conjunction with drawings and embodiments the utility model is described in further detail.
As depicted in figs. 1 and 2, catering sewage treatment device comprises circulating box 1 and fore filter 6, circulating box 1 and fore filter 6 pass through pipeline communication, at the fore filter 6 follow-up hyperfiltration membrane assemblies 9 that are provided with, the water-in of hyperfiltration membrane assembly 9 links to each other with the water outlet of fore filter 6 by recycle pump 7, the outlet 18 of the filtered liquid of hyperfiltration membrane assembly 9 communicates with former tank 2 in the circulating box by pipeline, is provided with in addition through liquid delivery port 16 on the hyperfiltration membrane assembly 9.Circulating box diapire 20 is obliquely installed with horizontal plane and forms an angle, preferred 5 ° ~ 30 ° angles, more preferably 10 ° of angles.Be provided with two dividing plates in the circulating box, successively casing is divided into former tank 2, stable chute 3 and oil trap 4, aquaporin was left in the dividing plate lower end that former tank 2 and stable chute are 3, and the distance that leaves between this dividing plate and the roof is less than the distance between another dividing plate and roof, stable chute 3 and oil trap 4 are separated fully by dividing plate, sidewall at oil trap 4 is provided with oil discharge outlet 19, and circulating box diapire 20 inclinations end near the ground is provided with slag-drip opening 5.According to above-mentioned embodiment, fore filter can be that stainless screen cloth or other have the filtration of interception function, and its water outlet is provided with dismountable connecting tube, and conveniently fast disassembling is changed; Former tank 2 in the circulating box and stable chute 3 can be communicated with gap between the diapire case diapire 20 by dividing plate, also can take in the dividing plate lower end modes such as water hole road to be set and be communicated with; The upper strata grease of stable chute 3 constantly overflows to oil trap 4 by the overflow mode, also can realize by on oil trap 4 tops oil-scraping device being set; The preferred mineral membrane of ultra-filtration membrane, ceramic membrane particularly, adopt mode that in parallel, series connection or series-parallel connection combine to guarantee to be issued in the identical situation for the treatment of effect the maximum throughput of scavenging solution according to on-site actual situations and water quality different corresponding, this device also has good removal effect to organism and ammonia nitrogen except removing the grease chip in the sewage.Hyperfiltration membrane assembly is furnished with blowback pump 8, blowback pump 8 by pipeline and valve can with see through liquid delivery port 16 and hyperfiltration membrane assembly 9 and be communicated with.This cover food and drink waste disposal plant is by circulating-pump outlet pressure and duct length design controlling run pressure, the preferred 0.4MP of operating pressure.
The working process of above-mentioned catering sewage treatment device is: sewage from catering business enters in the circulating box 1 former tank 2 by water-in, then the fore filter 6 of flowing through filters by after recycle pump 7 pressurizations, enter ultra-filtration membrane by membrane module 9 water-ins 13 and carry out ultrafiltration, seeing through liquid discharges through exporting 16, calculate discharge through being provided with under meter on the liquid discharge line, filtered liquid refluxes through the water outlet 18 of hyperfiltration membrane assembly 9 and enters former tank 2 in the circulating box 1, when external sewage constantly enters former tank 2, the upper strata grease that concentrates out by the overflow mode from former tank 2 overflows to stable chute 3, overflow at last to oil trap 4 and collect, isolated grease does not reenter filtration procedure with concentrated solution yet, circulating filtration; When valve-off 15, open valve 11 and 14, and keep simultaneously valve 10 and 12 when the opened condition, start blowback pump 8 and can realize online anti-the cleaning.This device adopts programmable control system (PLC) control, according to corresponding working time of different set, scavenging period and the cleaning frequency of raw water quality.Former tank is provided with liquid level sensor, and liquid level is lower than set(ting)value equipment can not start to guarantee safety automatically.
The above describes in detail embodiment of the present utility model by reference to the accompanying drawings, but the utility model is not limited to above-mentioned embodiment, in the ken that affiliated technical field those of ordinary skill possesses, can also make various variations under the prerequisite of the present utility model not breaking away from.
Claims (7)
1. device of processing sewage from catering business, comprise circulating box (1) and fore filter (6), both pass through pipeline communication, it is characterized in that: at the follow-up hyperfiltration membrane assembly (9) that is provided with of described fore filter (6), the water-in (13) of hyperfiltration membrane assembly (9) links to each other with the water outlet of fore filter (6) by recycle pump (7), the filtered liquid outlet (18) of hyperfiltration membrane assembly (9) communicates by the interior former tank (2) of pipeline and circulating box (1), is provided with in addition through liquid delivery port (16) on the hyperfiltration membrane assembly (9).
2. a kind of device of processing sewage from catering business according to claim 1, it is characterized in that: circulating box diapire (20) be obliquely installed with horizontal plane in an angle, be provided with two dividing plates in the circulating box, successively casing is divided into former tank (2), stable chute (3) and oil trap (4), aquaporin was left in dividing plate lower end between former tank (2) and stable chute (3), and the distance that leaves between this dividing plate and the roof is less than the distance between another dividing plate and roof, stable chute (3) is separated by dividing plate fully with oil trap (4), sidewall at oil trap is provided with oil discharge outlet (19), and circulating box diapire (20) inclination end near the ground is provided with slag-drip opening (5).
3. a kind of device of processing sewage from catering business according to claim 1, it is characterized in that: described hyperfiltration membrane assembly (9) is furnished with blowback pump (8), blowback pump (8) by pipeline and valve can with see through liquid delivery port (16) and hyperfiltration membrane assembly (9) and be communicated with the realization online backwashing.
4. according to claim 1 or 3 described a kind of devices of processing sewage from catering business, it is characterized in that: the film that described hyperfiltration membrane assembly (9) adopts is mineral membrane, and hyperfiltration membrane assembly (9) is by a ultra-filtration membrane spare, or a plurality of ultra-filtration membrane spare forms.
5. it is characterized in that according to claim 1 or 3 described a kind of devices of processing sewage from catering business: the film that described hyperfiltration membrane assembly (9) adopts is ceramic membrane.
6. a kind of device of processing sewage from catering business according to claim 1 and 2, it is characterized in that: circulating box diapire (20) becomes 5 ° ~ 30 ° angles with horizontal plane.
7. a kind of device of processing sewage from catering business according to claim 1 is characterized in that: described fore filter (6) adopts stainless steel mesh, and water outlet is provided with dismountable connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220258181 CN202643461U (en) | 2012-06-04 | 2012-06-04 | Device for treating restaurant wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220258181 CN202643461U (en) | 2012-06-04 | 2012-06-04 | Device for treating restaurant wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202643461U true CN202643461U (en) | 2013-01-02 |
Family
ID=47412597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220258181 Expired - Fee Related CN202643461U (en) | 2012-06-04 | 2012-06-04 | Device for treating restaurant wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202643461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104496057A (en) * | 2014-12-26 | 2015-04-08 | 合肥创想能源环境科技有限公司 | Cleaning device system for tableware in catering industry |
| CN108640316A (en) * | 2018-05-31 | 2018-10-12 | 苏州品立环保***有限公司 | Catering waste water treatment equipment |
-
2012
- 2012-06-04 CN CN 201220258181 patent/CN202643461U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104496057A (en) * | 2014-12-26 | 2015-04-08 | 合肥创想能源环境科技有限公司 | Cleaning device system for tableware in catering industry |
| CN108640316A (en) * | 2018-05-31 | 2018-10-12 | 苏州品立环保***有限公司 | Catering waste water treatment equipment |
| CN108640316B (en) * | 2018-05-31 | 2021-04-06 | 苏州品立环保***有限公司 | Restaurant wastewater treatment equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20180604 |