CN202449905U - Self-cleaning spraying and dosing device for sewage treatment - Google Patents
Self-cleaning spraying and dosing device for sewage treatment Download PDFInfo
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- CN202449905U CN202449905U CN2012200396630U CN201220039663U CN202449905U CN 202449905 U CN202449905 U CN 202449905U CN 2012200396630 U CN2012200396630 U CN 2012200396630U CN 201220039663 U CN201220039663 U CN 201220039663U CN 202449905 U CN202449905 U CN 202449905U
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Abstract
The utility model discloses a self-cleaning spraying and dosing device for sewage treatment. The self-cleaning spraying and dosing device for sewage treatment comprises a single point casting chemical feed pipe, a water washing pipe, a gas washing pipe, and a horizontal chemical feed pipe communicated with the single point casting chemical feed pipe. The horizontal chemical feed pipe is provided with a plurality of dosing holes. Both ends of the horizontal chemical feed pipe are sealed. The water washing pipe and the gas washing pipe are communicated with the horizontal chemical feed pipe. The self-cleaning spraying and dosing device for sewage treatment provided by the utility model effectively increases the surface area of a chemical contacting with sewage and shortens the time of contact reaction of the chemical and the sewage so that the chemical is dispersed more uniformly in the sewage to rapidly exert the flocculating and settling effect of the chemical. Meanwhile, according to the self-cleaning spraying and dosing device for sewage treatment, characteristic that the dosing holes can be easily blocked by various compound chemicals is further considered adequately. The water washing pipe and the gas washing pipe are respectively designed in a spraying device to wash the horizontal chemical feed pipe, thereby reducing the costs on use and maintenance of the horizontal chemical feed pipe.
Description
Technical field
The utility model relates to technical field of sewage, refers to that particularly a kind of Self-cleaning type WWT sprays out medicine device.
Background technology
At present, during industrial sewage is handled adding of the non-metallic minerals medicament single-points that adopt are added or the multi-point adding mode more.The single-point dosing method is medicament to be stretched into the inner chemical feed pipe of sewage lagoon through one directly be added to sewage lagoon.The weak point of the single-point dosing mode of above-mentioned non-metallic minerals medicament is: the non-metallic minerals medicament that 1) is added in the sewage lagoon need just can make it give full play to drug effect under agitation condition; 2) it is single that medicament adds the position, when the sewage lagoon influent quality has bigger fluctuation, is unfavorable for keeping the stable of effluent quality; 3) the non-metallic minerals medicament often need mix with water, in sewage, adds after mixing well again, and from the physico-chemical property of non-metallic minerals medicament, these medicaments are very easy in the dosing process, produce deposition, cause chemical feed pipe fouling to occur easily and stop up.For the chemical feed pipe that stops up, can only change processing, reduced sewage treating efficiency like this, increased the maintenance cost that medicine device.In addition, chemical feed pipe extend into sewage lagoon inside, and the replacing difficulty after it stops up is bigger.
The multi-point adding mode is medicament to be stretched into the inner chemical feed pipe of sewage lagoon through many directly be added to sewage lagoon.Medicament adds the single technical problem in position in the single-point dosing method though it can solve; But the multi-point adding mode is difficult in wastewater treatment process the dosage of medicament in the accurate hierarchy of control, especially lower concentration, low dose or discontinuity add medicament the time added amount of chemical be difficult to control more.In addition, the dispensing of increase point can make the latch up phenomenon of chemical feed pipe frequently occur, and carrying out of work such as chemical feed pipe daily cleaning maintenance has been increased more inconvenience, thereby influenced the maintenance of Waste Water Treatment.
Summary of the invention
The purpose of the utility model will provide a kind of Self-cleaning type WWT to spray out medicine device exactly; This device is increasing surface-area that medicament contact with sewage, is shortening reaction times that medicament contacts with sewage, is making the more uniform while of medicament dispersive in sewage can also solve the technical problem of chemical feed pipe obstruction, the increase sewage treating efficiency.
For realizing this purpose; The Self-cleaning type WWT that the utility model designed sprays out medicine device; Comprise single-point input chemical feed pipe, it is characterized in that: it also comprises washing pipe, air purge pipe, throws in the horizontal chemical feed pipe that chemical feed pipe is communicated with single-point, offers a plurality of drug holes on the said horizontal chemical feed pipe; The sealed at both ends of said horizontal chemical feed pipe, the horizontal chemical feed pipe of said washing pipe and air purge Guan Junyu is communicated with.
Further, said horizontal chemical feed pipe is provided with tensimeter.
Further, said horizontal chemical feed pipe is provided with rate of flow meter.
Further, said single-point is thrown in chemical feed pipe and is divided into two sections, and two sections single-points are thrown between the chemical feed pipe and connected through flange; Said washing pipe is divided into two sections, connects through flange between two sections washing pipes; Said air purge pipe is divided into two sections, connects through flange between two sections air purge pipes.
Further, said a plurality of drug hole is evenly arranged on the length direction of horizontal chemical feed pipe.
Further, the diameter range of said drug hole is 2～9mm.
The utility model adopts the horizontal chemical feed pipe of the thinking design of spray-type drug; Increase the surface-area that medicament contacts with sewage effectively, shortened the catalytic time of medicament and sewage, made medicament in sewage, disperse more evenly; Also can bring into play the flocculation of medicament faster, effect of settling.The utility model also fully takes into account the characteristic that the classes of compounds medicament results in blockage to the drug hole easily simultaneously; A washing pipeline and an air purge pipeline in spray equipment, have been designed respectively; Horizontal chemical feed pipe is cleaned; Reduce the expense of horizontal chemical feed pipe use, care and maintenance, further practiced thrift the use cost of medicament and the disposal costs of pipeline.
Description of drawings
Fig. 1 is the structural representation of the utility model under user mode.
Wherein, the 1-single-point is thrown in chemical feed pipe, 2-washing pipe, 3-air purge pipe, the horizontal chemical feed pipe of 4-, 5-tensimeter, 6-rate of flow meter, 7-flange, 8-drug hole.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further to specify:
Self-cleaning type WWT shown in the figure sprays out medicine device; Comprise single-point input chemical feed pipe 1, washing pipe 2, air purge pipe 3, throw in the horizontal chemical feed pipe 4 that chemical feed pipe 1 is communicated with single-point; Offer a plurality of drug holes 8 on the horizontal chemical feed pipe 4; The sealed at both ends of horizontal chemical feed pipe 4, washing pipe 2 all is communicated with horizontal chemical feed pipe 4 with air purge pipe 3.
In the technique scheme, horizontal chemical feed pipe 4 is provided with tensimeter 5 and rate of flow meter 6.Tensimeter 5 and rate of flow meter 6 are respectively applied for the variation of detection level chemical feed pipe 4 internal pressures and flow.
In the technique scheme, single-point is thrown in chemical feed pipe 1 and is divided into two sections, and two sections single-points are thrown between the chemical feed pipe 1 and connected through flange 7; Washing pipe 2 is divided into two sections, connects through flange 7 between two sections washing pipes 2; Air purge pipe 3 is divided into two sections, connects through flange 7 between two sections air purge pipes 3.Above-mentioned flange connection is convenient to change the pipeline of different model.
In the technique scheme, said a plurality of drug holes 8 are evenly arranged on the length direction of horizontal chemical feed pipe 4.
In the technique scheme, the diameter range of drug hole 8 is 2～9mm.Drug hole 8 according to the different size of medicament different choice.
The working process of the utility model is: lime solution is thrown in chemical feed pipe 1 with the form of flow by gravity from single-point and is flowed down, and flows into horizontal chemical feed pipe 4, drug hole 8 spray-type drug to the oily(waste)water equalizing tank that lime solution is evenly dug from the drug discharging tube tube wall.
The life-time service easy scale formation of lime solution, thus the obstruction of medicine outlet hole caused, so Self-cleaning type spray-type drug discharging tube need be provided with a tensimeter 5 and rate of flow meter 6 detection level chemical feed pipes, 4 internal pressure and fluctuations in discharge; In order to prevent that horizontal chemical feed pipe 4 from stopping up; Flow＜100mL/s in rate of flow meter; During the pressure in the tensimeter＜0.3MPa; The in-site modeling data become numerical data to import computer into through the PLC module converts, and the staff becomes simulated data that the scene is controlled through the PLC module converts numerical data through computer.Detailed process is following: at first single-point is thrown in chemical feed pipe 1 and stop dosing, current flow down through washing pipe 2, horizontal chemical feed pipe 4 are carried out 10～20 minutes washing (keeping washing pressure is 0.5MPa).After washing finished, air communication was crossed air purge pipe 3, horizontal chemical feed pipe 4 was carried out 5～10 minutes air purge (keeping air purge pressure is 0.5MPa).At last, the washing air purge is washed (keeping the pipe internal pressure is 0.5MPa) to the mixing that horizontal chemical feed pipe 4 carried out 10～20 minutes simultaneously.Repeat above operation, horizontal chemical feed pipe 4 blocking problem are solved fully.Set out with on-the-spot technology, horizontal herein chemical feed pipe 4 should be placed in oily wastewater equalization pond bottom, is higher than the position of 2～3 meters of equalizing tank bottoms.
Claims (6)
1. a Self-cleaning type WWT sprays out medicine device; Comprise single-point input chemical feed pipe (1); It is characterized in that: it also comprises washing pipe (2), air purge pipe (3), throws in the horizontal chemical feed pipe (4) that chemical feed pipe (1) is communicated with single-point; Offer a plurality of drug holes (8) on the said horizontal chemical feed pipe (4), the sealed at both ends of said horizontal chemical feed pipe (4), said washing pipe (2) and air purge pipe (3) all are communicated with horizontal chemical feed pipe (4).
2. Self-cleaning type WWT according to claim 1 sprays out medicine device, it is characterized in that: said horizontal chemical feed pipe (4) is provided with tensimeter (5).
3. Self-cleaning type WWT according to claim 1 and 2 sprays out medicine device, it is characterized in that: said horizontal chemical feed pipe (4) is provided with rate of flow meter (6).
4. Self-cleaning type WWT according to claim 1 and 2 sprays out medicine device, it is characterized in that: said single-point is thrown in chemical feed pipe (1) and is divided into two sections, and two sections single-points are thrown between the chemical feed pipe (1) and connected through flange (7); Said washing pipe (2) is divided into two sections, connects through flange (7) between two sections washing pipes (2); Said air purge pipe (3) is divided into two sections, connects through flange (7) between two sections air purge pipes (3).
5. Self-cleaning type WWT according to claim 1 and 2 sprays out medicine device, it is characterized in that: said a plurality of drug holes (8) are evenly arranged on the length direction of horizontal chemical feed pipe (4).
6. Self-cleaning type WWT according to claim 1 and 2 sprays out medicine device, it is characterized in that: the diameter range of said drug hole (8) is 2～9mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200396630U CN202449905U (en) | 2012-02-08 | 2012-02-08 | Self-cleaning spraying and dosing device for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200396630U CN202449905U (en) | 2012-02-08 | 2012-02-08 | Self-cleaning spraying and dosing device for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202449905U true CN202449905U (en) | 2012-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200396630U Expired - Fee Related CN202449905U (en) | 2012-02-08 | 2012-02-08 | Self-cleaning spraying and dosing device for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202449905U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103011355A (en) * | 2012-12-12 | 2013-04-03 | 青岛双瑞海洋环境工程股份有限公司 | Intratubular medicating device for ship ballast water treatment |
| CN108554668A (en) * | 2018-06-21 | 2018-09-21 | 山东东泰水处理有限公司 | One kind being used for water treatment spraying device |
-
2012
- 2012-02-08 CN CN2012200396630U patent/CN202449905U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103011355A (en) * | 2012-12-12 | 2013-04-03 | 青岛双瑞海洋环境工程股份有限公司 | Intratubular medicating device for ship ballast water treatment |
| CN108554668A (en) * | 2018-06-21 | 2018-09-21 | 山东东泰水处理有限公司 | One kind being used for water treatment spraying device |
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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: 20120926 Termination date: 20170208 |