CN211896377U - Fractional sewage flocculation device - Google Patents
Fractional sewage flocculation device Download PDFInfo
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- CN211896377U CN211896377U CN202020038725.0U CN202020038725U CN211896377U CN 211896377 U CN211896377 U CN 211896377U CN 202020038725 U CN202020038725 U CN 202020038725U CN 211896377 U CN211896377 U CN 211896377U
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Abstract
The utility model belongs to the technical field of sewage treatment, concretely relates to hierarchical sewage flocculation device. The device comprises: a stock solution tank, at least two parallel flocculation groups and a sedimentation tank are sequentially arranged along a sewage flow path; set up sewage distribution device between stoste pond and the flocculation group, be suitable for the pollution degree guide sewage according to sewage and get into corresponding flocculation group, wait corresponding sewage and get into the sedimentation tank after corresponding flocculation group flocculation and deposit mud. This hierarchical sewage flocculation device, sewage flow through set up the several flocculation group on the route side by side, guide sewage to get into corresponding flocculation group through sewage distribution device according to the pollution degree of sewage and carry out flocculation reaction. The using state of each flocculation group is reasonably controlled, and the sewage treatment and purification effect of the flocculation device is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, concretely relates to hierarchical sewage flocculation device.
Background
With the development of economy, the industrial sewage production amount is also larger and larger. The main pollutant types of waste water of different industries are different, for example, in a winery, the COD (chemical oxygen demand) content is related to the aroma type of wine, and the discharge mode is also related, and generally, the mixed discharge concentration of COD of bottom boiler water and cooling water washing water can reach 4000-6000, and the concentration of ammonia nitrogen can reach about 50. Therefore, the pollution degree of the sewage can be determined by the discharge amount of COD in the winery. Aiming at the treatment of sewage, flocculation reaction is an important process link in the sewage treatment process, and the perfection degree of the flocculation reaction directly influences the subsequent precipitation and filtration effects. The flocculation reaction is that sewage enters the bent channel after being fully mixed by adding coagulant, so that the effect of particle collision flocculation reaction in the sewage is improved. However, the existing flocculation tank is fixed with a bent channel, and the method for treating sewage with different pollution degrees is just single coagulant increase and decrease, so that more investment causes resource waste, and less investment causes reduction of sewage treatment effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hierarchical sewage flocculation device to solve current sewage flocculation device and be not good enough technical problem of sewage treatment effect to different pollution degree.
In order to solve the technical problem, the utility model provides a graded sewage flocculation device, which comprises a stock solution tank, at least two parallel flocculation groups and a sedimentation tank which are sequentially arranged along a sewage flowing path;
set up sewage distribution device between stoste pond and the flocculation group, be suitable for the pollution degree guide sewage according to sewage and get into corresponding flocculation group, wait corresponding sewage and get into the sedimentation tank after corresponding flocculation group flocculation and deposit mud.
Further, the flocculation group comprises a coagulation tank and a reaction tank;
the sewage enters a reaction tank after being discharged into a coagulation tank through a sewage distribution mechanism, and the reaction tank is communicated with a sedimentation tank;
the coagulation tank is provided with a coagulant feeding port, and a stirring motor is arranged in the coagulation tank;
a baffling component is arranged in the reaction tank to prolong the sewage reaction time.
Further, the number of the flocculation groups is three;
and a light baffling component, a medium baffling component and a heavy baffling component are respectively arranged corresponding to each flocculation group so as to prolong the sewage reaction time of corresponding pollution degree.
Furthermore, the slight baffle assembly comprises a plurality of baffle plates which are vertically and crossly arranged in the reaction tank, and a bent reaction channel suitable for slightly polluted sewage to flow through is formed between every two adjacent baffle plates.
Furthermore, the medium baffle assembly comprises a plurality of baffle plates which are vertically arranged in the reaction tank in a staggered manner, and a plurality of barrier strips are arranged on a channel between every two adjacent baffle plates along a sewage flowing path;
and a bent reaction channel suitable for sewage with moderate pollution to flow through is formed between every two adjacent baffle plates and the barrier strips.
Furthermore, the heavy baffling assembly comprises a plurality of baffle plates which are vertically arranged in the reaction tank in a staggered manner, a plurality of barrier strips are arranged on a channel between two adjacent baffle plates along a sewage flowing path, a plurality of wing pieces are arranged on the baffle plates along the length direction, and two sides of each barrier strip correspond to the wing pieces respectively;
and a bent reaction channel suitable for heavily polluted sewage to flow through is formed between every two adjacent baffle plates, wing plates and barrier strips.
Further, agitator motor sets up the top at the coagulation basin, the vertical rotation axis that sets up in the coagulation basin, set up several blades along the axial on the rotation axis, wear out coagulation basin back and agitator motor's output shaft in the upper end of rotation axis, the lower extreme of rotation axis passes through the bearing assembly and is connected with the bottom of the pool in coagulation basin.
Further, the sewage distribution mechanism comprises a sewage detector and control valves arranged at inlets of the flocculation groups;
the sewage detector is suitable for detecting the pollution degree of the sewage entering the stock solution tank;
each control valve is suitable for being opened according to the pollution degree of sewage so as to enable the sewage in the stock solution tank to flow into the corresponding flocculation group.
The beneficial effects of the utility model are that, the utility model discloses a hierarchical sewage flocculation device, sewage flow through set up several flocculation group on the route side by side, guide sewage to get into corresponding flocculation group through sewage distribution device according to the pollution degree of sewage and carry out flocculation reaction. The using state of each flocculation group is reasonably controlled, and the sewage treatment and purification effect of the flocculation device is greatly improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a preferred embodiment of the present invention of a staged sewage flocculation apparatus;
fig. 2 is a cross-sectional view of the present invention at position a1-a1 of fig. 1 (with the light baffle assembly installed);
fig. 3 is a cross-sectional view of the present invention at position a2-a2 of fig. 1 (with the neutral baffle assembly assembled);
fig. 4 is a cross-sectional view of the invention at position A3-A3 in fig. 1 (equipped with a heavy baffle assembly).
In the figure:
1. a stock solution tank; 2. a flocculation group; 21. a coagulation tank; 22. a reaction tank; 3. a sedimentation tank; 4. a sewage distribution mechanism; 41. a sewage detector; 42. a control valve; 5. a light baffle assembly; 6. a moderate baffle assembly; 7. a severe baffling assembly; 51. 61, 71, baffles; 62. 72, a barrier strip; 73. a fin; 8. a stirring motor; 9. a rotating shaft; 10. a blade; 11. a medicine adding port; 12. a liquid inlet; 13. a liquid discharge port; 14. and (4) a mud discharging door.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the fractional sewage flocculation apparatus of the present embodiment includes a raw liquid tank 1, at least two parallel flocculation groups 2, and a sedimentation tank 3 sequentially disposed along a sewage flow path. The stock solution tank 1 is provided with a liquid inlet 12 suitable for external sewage to enter the stock solution tank 1. The sedimentation tank 3 is provided with a liquid outlet 13 and a sludge discharge port, the liquid outlet 13 is suitable for discharging water after sedimentation treatment, and a sludge discharge door 14 is arranged on the sludge discharge port and is suitable for timely cleaning sludge accumulated at the bottom of the sedimentation tank 3. Set up sewage distribution device 4 between stoste pond 1 and flocculation group 2, be suitable for the pollution degree guide sewage according to sewage and get into corresponding flocculation group 2, wait corresponding sewage and get into 3 sedimentation basins of 3 after corresponding flocculation group 2 flocculation. The sewage distribution mechanism 4 comprises a sewage detector 41 and a control valve 42, the control valve 42 is arranged at the inlet of each flocculation group 2, and the sewage detector 41 is suitable for detecting the pollution degree of the sewage entering the stock solution tank 1, and the content of COD in the sewage is detected in the embodiment. Many sewage detectors 41 for detecting COD content are available on the market, and the present embodiment is not described again for the prior art. Each control valve 42 is adapted to be opened according to the degree of contamination of the sewage to cause the sewage in the raw liquid tank 1 to flow into the corresponding flocculation group 2.
As shown in fig. 1, the flocculation group 2 includes a coagulation tank 21 and a reaction tank 22. The sewage enters the reaction tank 22 after being discharged into the coagulation tank 21 through the sewage distribution mechanism 4, and the reaction tank 22 is communicated with the sedimentation tank 3. The coagulation tank 21 is provided with a coagulant adding port 11, and a stirring motor 8 is arranged in the coagulation tank 21. Stirring motor 8 sets up at the top of coagulating basin 21, and the vertical rotation axis 9 that sets up in the coagulating basin 21 sets up several blades 10 along the axial on the rotation axis 9, and the upper end of rotation axis 9 is worn out coagulating basin 21 back and is connected with stirring motor 8's output shaft, and the lower extreme of rotation axis 9 passes through the bearing assembly and is connected with coagulating basin 21's bottom of the pool. A baffle assembly is arranged in the reaction tank 22 to prolong the sewage reaction time.
As shown in fig. 1, the flocculation groups 2 are preferably three in this embodiment. A light baffling component 5, a medium baffling component 6 and a heavy baffling component 7 are respectively arranged corresponding to each flocculation group 2 so as to prolong the sewage reaction time of corresponding pollution degree. Referring to the table, which is a table comparing the COD content in the sewage with the pollution degree, the light baffle assembly 5 is suitable for prolonging the reaction time of the light polluted sewage with the COD content of less than 4000mg/L passing through the reaction tank 22, the moderate baffle assembly 6 is suitable for prolonging the reaction time of the moderate polluted sewage with the COD content of more than or equal to 4000mg/L and less than or equal to 6000mg/L passing through the reaction tank 22, and the heavy baffle assembly 7 is suitable for prolonging the reaction time of the heavy polluted sewage with the COD content of more than 6000mg/L passing through the reaction tank 22.
COD content and pollution degree comparison table in sewage
| Degree of contamination | Slight pollution | Moderate pollution | Severe pollution |
| COD content | Less than 4000mg/L | 4000-6000mg/L | More than 6000mg/L |
As shown in fig. 2, the light baffle assembly 5 includes a plurality of baffles 51 vertically staggered in the reaction tank 22, and two adjacent baffles 51 form a bent reaction channel suitable for the light contaminated sewage to flow through.
As shown in FIG. 3, the middle baffle assembly 6 comprises a plurality of baffles 61 vertically staggered in the reaction tank 22, and a plurality of barrier ribs 62 are arranged along the sewage flowing path in the passage between two adjacent baffles 61. The adjacent two baffle plates 61 and the barrier strips 62 form a bent reaction channel for moderate-pollution sewage to flow through.
As shown in fig. 4, the heavy baffle assembly 7 includes a plurality of baffles 71 vertically and alternately arranged in the reaction tank 22, a plurality of stop strips 72 are arranged along the sewage flowing path in the passage between two adjacent baffles 71, a plurality of fins 73 are arranged along the length direction of the baffle 71, and two sides of each stop strip 72 correspond to the fins 73 respectively. The two adjacent baffle plates 71, the fins 73 and the blocking strips 72 form a bent reaction channel which is suitable for heavily polluted sewage to flow through.
As shown in fig. 1 to 4, in the practical operation of the present invention:
the sewage flows into the stock solution tank 1 through the liquid inlet 12, and the sewage detector 41 detects the sewage and displays data. The operator, according to the data that show, controls COD content and pollution degree contrast table in the sewage, stirs the control flap 42 that corresponds the pollution degree to make sewage get into the flocculation group 2 that corresponds and carry out flocculation reaction.
When the COD content in the sewage is less than 4000mg/L, the sewage enters the flocculation group 2 containing the light baffling component 5. The sewage firstly enters the coagulation tank 21, and the coagulant is put into the coagulation tank 21 from the dosing port 11. The stirring motor 8 drives the rotating shaft 9 and the blades 10 to rotate, and the sewage and the coagulant are stirred and mixed. The mixed sewage enters the reaction tank 22 and passes through the bent reaction channel formed by the two adjacent baffle plates 51, and the sewage is subjected to full flocculation reaction.
When the COD content in the sewage is more than or equal to 4000mg/L and less than or equal to 6000mg/L, the sewage enters the flocculation group 2 containing the moderate baffling component 6. The procedure of the coagulation tank 21 is as described above. The mixed sewage enters the reaction tank 22 and passes through the bent reaction channel formed between the two adjacent baffle plates 61 and the barrier strips 62, and the sewage is subjected to full flocculation reaction.
When the COD content in the sewage is more than 6000mg/L, the sewage enters the flocculation group 2 containing the heavy baffling component 7. The procedure of the coagulation tank 21 is as described above. The mixed sewage enters the reaction tank 22 and passes through a bending reaction channel formed between two adjacent baffle plates 71, the fins 73 and the barrier strips 72, and the sewage is subjected to full flocculation reaction.
The flocculated water of each flocculation group 2 flows into a sedimentation tank 3 for sedimentation, the water after sedimentation treatment is discharged from a liquid discharge port 13, and the sludge is discharged from a sludge discharge door 14.
To sum up use this utility model's hierarchical sewage flocculation device, sewage flows through and sets up several flocculation group on the route side by side, and the pollution degree through sewage distribution device according to sewage guides sewage to get into corresponding flocculation group and carries out flocculation reaction. The using state of each flocculation group is reasonably controlled, and the sewage treatment and purification effect of the flocculation device is greatly improved.
The components selected for use in the present application (components not illustrated for specific structures) are all common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.
In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or component to which the reference is made must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A graded sewage flocculation device is characterized by comprising a stock solution tank, at least two parallel flocculation groups and a sedimentation tank which are sequentially arranged along a sewage flow path;
a sewage distribution mechanism is arranged between the stock solution tank and the flocculation groups and is suitable for guiding sewage into the corresponding flocculation groups according to the pollution degree of the sewage, and the corresponding sewage enters the sedimentation tank for sedimentation of sludge after being flocculated by the corresponding flocculation groups;
the number of the flocculation groups is three;
and a light baffling component, a medium baffling component and a heavy baffling component are respectively arranged corresponding to each flocculation group so as to prolong the sewage reaction time of corresponding pollution degree.
2. The graded sewage flocculation apparatus of claim 1,
the flocculation group comprises a coagulation tank and a reaction tank;
the sewage enters a reaction tank after being discharged into a coagulation tank through a sewage distribution mechanism, and the reaction tank is communicated with a sedimentation tank;
the coagulation tank is provided with a coagulant feeding port, and a stirring motor is arranged in the coagulation tank;
a baffling component is arranged in the reaction tank to prolong the sewage reaction time.
3. A graded sewage flocculation apparatus as claimed in claim 2,
the light baffle assembly comprises a plurality of baffle plates which are vertically and crossly arranged in the reaction tank, and two adjacent baffle plates form a bent reaction channel which is suitable for lightly polluted sewage to flow through.
4. A graded sewage flocculation apparatus as claimed in claim 2,
the medium baffle assembly comprises a plurality of baffle plates which are vertically arranged in the reaction tank in a staggered manner, and a plurality of barrier strips are arranged in a channel between every two adjacent baffle plates along a sewage flowing path;
and a bent reaction channel suitable for sewage with moderate pollution to flow through is formed between every two adjacent baffle plates and the barrier strips.
5. A graded sewage flocculation apparatus as claimed in claim 2,
the heavy baffling assembly comprises a plurality of baffle plates which are vertically and crossly arranged in the reaction tank, a channel between every two adjacent baffle plates is provided with a plurality of baffle strips along a sewage flowing path, the baffle plates are provided with a plurality of wing pieces along the length direction, and two sides of the baffle strips respectively correspond to the wing pieces;
and a bent reaction channel suitable for heavily polluted sewage to flow through is formed between every two adjacent baffle plates, wing plates and barrier strips.
6. A graded sewage flocculation apparatus as claimed in claim 2,
the stirring motor is arranged at the top of the coagulation tank, a rotating shaft is vertically arranged in the coagulation tank, a plurality of blades are axially arranged on the rotating shaft, the upper end of the rotating shaft penetrates out of the output shaft of the stirring motor after penetrating out of the coagulation tank, and the lower end of the rotating shaft is connected with the bottom of the coagulation tank through a bearing assembly.
7. The graded sewage flocculation apparatus of claim 1,
the sewage distribution mechanism comprises a sewage detector and control valves arranged at inlets of the flocculation groups;
the sewage detector is suitable for detecting the pollution degree of the sewage entering the stock solution tank;
each control valve is suitable for being opened according to the pollution degree of sewage so as to enable the sewage in the stock solution tank to flow into the corresponding flocculation group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020038725.0U CN211896377U (en) | 2020-01-09 | 2020-01-09 | Fractional sewage flocculation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020038725.0U CN211896377U (en) | 2020-01-09 | 2020-01-09 | Fractional sewage flocculation device |
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| CN211896377U true CN211896377U (en) | 2020-11-10 |
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| CN202020038725.0U Active CN211896377U (en) | 2020-01-09 | 2020-01-09 | Fractional sewage flocculation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111072185A (en) * | 2020-01-09 | 2020-04-28 | 伟通工业设备（江苏）有限公司 | Classified sewage flocculation device and working method thereof |
| CN112645510A (en) * | 2021-02-05 | 2021-04-13 | 四川清和科技有限公司 | Household small-sized domestic sewage treatment system and method |
-
2020
- 2020-01-09 CN CN202020038725.0U patent/CN211896377U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111072185A (en) * | 2020-01-09 | 2020-04-28 | 伟通工业设备（江苏）有限公司 | Classified sewage flocculation device and working method thereof |
| CN112645510A (en) * | 2021-02-05 | 2021-04-13 | 四川清和科技有限公司 | Household small-sized domestic sewage treatment system and method |
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