CN203128380U - Deep sludge dehydration device - Google Patents
Deep sludge dehydration device Download PDFInfo
- Publication number
- CN203128380U CN203128380U CN 201220745046 CN201220745046U CN203128380U CN 203128380 U CN203128380 U CN 203128380U CN 201220745046 CN201220745046 CN 201220745046 CN 201220745046 U CN201220745046 U CN 201220745046U CN 203128380 U CN203128380 U CN 203128380U
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- chemicals dosing
- dosing plant
- storehouse
- sludge
- conditioner
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Abstract
The utility model discloses a deep sludge dehydration device. The deep sludge dehydration device comprises a concentrated tank, a conditioning tank and a diaphragm filer press, which are sequentially connected with one another, wherein a chemical dosing device is arranged above the concentrated tank and is connected with the conditioning tank. The deep sludge dehydration device has the advantages that the problem of high moisture content of dehydrated sludge can be solved; the moisture content of the sludge dehydrated by the deep dehydration device can reach below 60%, and thus the demands of current environmental protection policies and future trend are met; the problems of large sludge transportation burden and leakage in a sludge transportation process can be solved; and the device lays a foundation for subsequent desiccation and resourceful treatment and is simple and convenient to operate.
Description
Technical field
The utility model belongs to domestic sludge deep dehydration technical field, is specifically related to a kind of sludge deep dehydrator.
Background technology
Excess sludge conventional dehydration technology and the equipment of urban wastewater treatment firm are generally belt filter press, plate-and-frame filter press and centrifugal pressure filter etc.Wherein, the application with belt filter press accounts for the largest percentage.Above-mentioned several legacy equipment is 70-80% to the dehydrating effect of mud, and traffic capacity is bigger, easy water clock in the transportation, the technical requirements that does not reach existing environmental protection policy.
The kind of mechanical dehydration can be divided into vacuum filtering and dewatering, filter-press dehydration and centrifuge dehydration three major types by dewatering Principle.Vacuum filtering and dewatering system places mud on the porousness filtration medium, causes vacuum at the medium opposite side, with the moisture in the mud " suctions " by force, makes it to separate with mud, thereby realizes dewatering.Equipment commonly used has various forms of vacuum drum filter and dehydration machines.Filter-press dehydration system places mud on the filtration medium, in mud one side mud is exerted pressure, and makes moisture pass through medium by force, makes it to separate with mud, thereby realizes dehydration, and equipment commonly used has various forms of belt filter pressing dehydrators and plate-and-frame filter press.Thereby centrifuge dehydration system realizes dehydration by being separated from each other of official post of the centrifugal force of moisture and mud granule, and equipment commonly used has various forms of centrifuges.More than several dehydration equipments all have certain use history, but there is very big difference in concrete service condition.The early stage sewage work that builds adopts the vacuum filtering and dewatering machine mostly, but because its moisture content of the cake is higher, noise is big, it is big to take up an area of, and its structure and performance itself do not have bigger improvement, twentieth century seldom adopted since the eighties.Filter press water extracter moisture content of the cake is minimum, thereby is adopting always.But this water extracter is intermitten service, and efficient is low, and troublesome poeration, and maintenance is very big, so use not generally, only uses under the very low situation of mud extraction water ratio requiring.Belt filter press is the dehydration equipment of using always in recent years, it is that pressure is applied on the filter cloth, makes sludge dewatering, this equipment claimed frequent cleaning filter cloth with pressure and the tension force of filter cloth, recoil water consumption sewage big, that secondary generates in the recoil process strengthens, and dehydrating effect is unsatisfactory.From some equipment users that understand, the user is very dissatisfied to the dewatering of this equipment.The dehydrating effect of centrifuge dehydration equipment is relatively good, but its current consumption is big, and noise is also big.From the angle of noise, it is a bigger sound pollution equipment.In addition, the shortcoming of this equipment maximum is: in case break down, be difficult to accurately grasp spindle balance during maintenance, maintenance difficulty is very big, and in a single day axis produces balance deviation, and is very big to the damage of equipment.Aggregate analysis, originally used dehydration equipment is unsatisfactory in the water treatment market.
The utility model content
The utility model purpose: the utility model provides a kind of moisture percentage in sewage sludge, easy sludge deep dehydrator of application that can reduce after dewatering.
Technical scheme: in order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is as follows: a kind of sludge deep dehydrator, comprise the concentration basin, conditioner, the diaphragm filter press that connect successively, be provided with chemicals dosing plant above described conditioner, described chemicals dosing plant is connected with described conditioner.
As improvement of the present utility model, described chemicals dosing plant comprises first chemicals dosing plant, second chemicals dosing plant and the 3rd chemicals dosing plant, and each chemicals dosing plant all links to each other with conditioner.
In the utility model, described first chemicals dosing plant is the PAM(polyacrylamide) chemicals dosing plant; Described second chemicals dosing plant is the chemicals dosing plant that calcium chloride, magnesium chloride and polymerize aluminum chloride mixture are housed; The 3rd chemicals dosing plant is the calcium oxide chemicals dosing plant.
Improvement as first chemicals dosing plant in the utility model, described first chemicals dosing plant comprises medicament storehouse, high-order storage tank, mixing tank and transferpump, and the import of described high-order storage tank links to each other with described conveying pump outlet, the outlet of high-order storage tank links to each other with the import of described mixing tank; The import of described transferpump links to each other with described medicament storehouse.
Above-mentioned mixing tank comprises body, and described chamber body is separated into dissolving storehouse and solution storehouse from top to bottom successively, is connected with liquid delivery tube between described dissolving storehouse and solution storehouse; Be provided with the powder import in described dissolving storehouse, described high-order storage tank communicates with described dissolving storehouse by the powder import; External water supply line on described body, described water supply line communicates with described dissolving storehouse, in described dissolving storehouse agitator is housed, and in the bottom in described solution storehouse the drain pipe that links to each other with described conditioner is installed.
In order to control dosing speed, liquid-outlet valve is installed all on described drain pipe and liquid delivery tube.
Beneficial effect: compared with prior art, advantage of the present utility model is: 1) can solve the higher problem of dehydrated sludge water ratio, can reach below 60% through the utility model dehydrated sludge water ratio, satisfy the requirement of existing environmental protection policy and future trend; And can also solve the problem 2 of water clock in mud traffic capacity and the transportation) dispose for follow-up mummification and recycling treatment and lay the first stone; 3) easy and simple to handle.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of mixing tank in the utility model.
Embodiment
Further set forth the utility model below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, a kind of sludge deep dehydrator, comprise concentration basin 1, conditioner 2, diaphragm filter press 4, concentration basin 1 is provided with mud import and outlet, the outlet of concentration basin 1 communicates by pipeline with the import of conditioner 2, and the outlet of conditioner 2 links to each other with diaphragm filter press 4 by fresh feed pump 3; Be provided with chemicals dosing plant above conditioner 2, chemicals dosing plant comprises first chemicals dosing plant 5, second chemicals dosing plant 6 and the 3rd chemicals dosing plant 7, and wherein first chemicals dosing plant 5 is the PAM chemicals dosing plant; Second chemicals dosing plant 6 is for being equipped with the chemicals dosing plant of calcium chloride, magnesium chloride and polymerize aluminum chloride mixture; The 3rd chemicals dosing plant 7 is the calcium oxide chemicals dosing plant.
Above-mentioned first chemicals dosing plant 5 comprises medicament storehouse 51, high-order storage tank 52, mixing tank and transferpump 53, and the import of high-order storage tank 52 links to each other with the outlet of transferpump 53; The import of transferpump 53 links to each other with medicament storehouse 51.Wherein mixing tank comprises body, and chamber body is separated into dissolving storehouse 54 and solution storehouse 55 from top to bottom successively, is communicated with by liquid delivery tube 59 between described dissolving storehouse 54 and the solution storehouse 55; Be provided with the powder import in dissolving storehouse 54, the exit of high-order storage tank 52 is connected with powder feed-pipe 57, this powder feed-pipe 57 stretches in the powder import, external water supply line on body, water supply line communicates with dissolving storehouse 54, dissolving is equipped with agitator 56 in the storehouse 54, so just powder can be fed in the dissolving storehouse 54 fully to have dissolved with water; The drain pipe 58 that links to each other with conditioner 2 is installed in the bottom in solution storehouse 55.On drain pipe 58 and liquid delivery tube 59, liquid-outlet valve is installed all.Second chemicals dosing plant 6 also all links to each other with conditioner 2 with the 3rd chemicals dosing plant 7 simultaneously.
Principle of work of the present utility model is: remaining mud enters concentration basin 1 by the mud import on the concentration basin 1 and concentrates, then the mud that will concentrate by pump delivery to conditioner 2, open first chemicals dosing plant 5 then successively, second chemicals dosing plant 6 and the 3rd chemicals dosing plant 7, successively the medicament in each chemicals dosing plant is added in the conditioner 2, mud in each medicament and the conditioner 2 is reacted, at last conditioned mud is squeezed by diaphragm filter press 4, the water ratio of mud can be handled to below 60%, the volume of mud has dwindled half before handling without the utility model; Owing to added CaO in the sludge conditioning stage, not only can reduce moisture percentage in sewage sludge, can also carry out disinfection to mud, reduce follow-up disposal to the pollution of environment.
The above only is preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. sludge deep dehydrator, it is characterized in that, comprise the concentration basin (1), conditioner (2), the diaphragm filter press (4) that connect successively, be provided with chemicals dosing plant in the top of described conditioner (2), described chemicals dosing plant is connected with described conditioner (2).
2. sludge deep dehydrator according to claim 1 is characterized in that, described chemicals dosing plant comprises first chemicals dosing plant (5), second chemicals dosing plant (6) and the 3rd chemicals dosing plant (7), and each chemicals dosing plant all links to each other with conditioner (2).
3. sludge deep dehydrator according to claim 2 is characterized in that, described first chemicals dosing plant (5) is the PAM chemicals dosing plant; Described second chemicals dosing plant (6) is for being equipped with the chemicals dosing plant of calcium chloride, magnesium chloride and polymerize aluminum chloride mixture; The 3rd chemicals dosing plant (7) is the calcium oxide chemicals dosing plant.
4. sludge deep dehydrator according to claim 3, it is characterized in that, described first chemicals dosing plant (5) comprises medicament storehouse (51), high-order storage tank (52), mixing tank and transferpump (53), and the import of described high-order storage tank (52) links to each other with the outlet of described transferpump (53), the outlet of high-order storage tank (52) is connected with the import of described mixing tank; The import of described transferpump (53) links to each other with described medicament storehouse (51).
5. sludge deep dehydrator according to claim 4, it is characterized in that, described mixing tank comprises body, and described chamber body is separated into dissolving storehouse (54) and solution storehouse (55) from top to bottom successively, is connected with liquid delivery tube between described dissolving storehouse (54) and solution storehouse (55); Be provided with the powder import in described dissolving storehouse (54), described high-order storage tank (52) communicates with described dissolving storehouse (54) by the powder import; External water supply line on described body, described water supply line communicates with described dissolving storehouse (54), and agitator (56) is housed in described dissolving storehouse (54), and the drain pipe that links to each other with described conditioner (2) is installed in the bottom in described solution storehouse (55).
6. sludge deep dehydrator according to claim 5 is characterized in that, liquid-outlet valve all is installed on described drain pipe and liquid delivery tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220745046 CN203128380U (en) | 2012-12-31 | 2012-12-31 | Deep sludge dehydration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220745046 CN203128380U (en) | 2012-12-31 | 2012-12-31 | Deep sludge dehydration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203128380U true CN203128380U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220745046 Expired - Fee Related CN203128380U (en) | 2012-12-31 | 2012-12-31 | Deep sludge dehydration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203128380U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105693060A (en) * | 2014-01-23 | 2016-06-22 | 天紫环保装备制造（天津）有限公司 | Small sludge harmless disposal system provided with movable baffle |
| CN114410704A (en) * | 2022-02-15 | 2022-04-29 | 上海云洛生物技术有限公司 | Method for biologically synthesizing vitronectin |
-
2012
- 2012-12-31 CN CN 201220745046 patent/CN203128380U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105693060A (en) * | 2014-01-23 | 2016-06-22 | 天紫环保装备制造（天津）有限公司 | Small sludge harmless disposal system provided with movable baffle |
| CN114410704A (en) * | 2022-02-15 | 2022-04-29 | 上海云洛生物技术有限公司 | Method for biologically synthesizing vitronectin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 211100, Jiangsu, Jiangning province Nanjing district general road No. 55 take-off, The Creative Center, C building, 10 floor Patentee after: NANJING URBAN CONSTRUCTION ENVIRONMENTAL PROTECTION WATER AFFAIRS CO., LTD. Address before: 211100, Jiangsu, Jiangning province Nanjing district general road No. 55 take-off, The Creative Center, C building, 10 floor Patentee before: Nanjing Chengjian Environmental Protection Water Investment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20201231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |