CN109052805A - A kind of urban sewage treatment process - Google Patents
A kind of urban sewage treatment process Download PDFInfo
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- CN109052805A CN109052805A CN201810786411.6A CN201810786411A CN109052805A CN 109052805 A CN109052805 A CN 109052805A CN 201810786411 A CN201810786411 A CN 201810786411A CN 109052805 A CN109052805 A CN 109052805A
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- sewage
- rotating disc
- rotational cylindrical
- cock
- tank body
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/14—Treatment of water, waste water, or sewage by heating by distillation or evaporation using solar energy
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
Abstract
The present invention relates to sewage treatment field, specifically a kind of urban sewage treatment process removes the mud in sewage method includes the following steps: S1, municipal sewage is passed through in sedimentation basin and is precipitated；The sewage flowed out in S1 is passed through in flocculation basin by S2, and flocculant is added into sewage, removes the suspended matter in sewage；Sewage in S2 is passed through in aerobic tank by S3, utilizes the organic matter in aerobic removal of bacteria sewage；Sewage in S3 is passed through and is exposed to the sun in pond by S4, carries out sterilization processing to sewage using sunlight；It is laid with light absorbent in the bottom in pond of being exposed to the sun, light absorbent absorbs sunlight and heat is reflected into sewage, evaporates sewage largely, to realize the adjusting of environment using sewage.Present treatment technique uses less free of contamination chemical reagent, substantially reduces the pollution to environment, while using the natural light of the sun sewage is evaporated automatically, realizes the adjusting to urban environment.
Description
Technical field
The present invention relates to sewage treatment field, specifically a kind of urban sewage treatment process.
Background technique
Municipal sewage treatment is always a significant consideration of urban development.In existing municipal sewage treatment side
Face is generally adopted by sewage through pipeline to the sewage treatment plant far from down town, then passes through various chemistry
Reagent removes the harmful substance in sewage, and finally purified sewage is discharged into river, the strength of the Nature is recycled to carry out
Further purified treatment；However this kind of processing mode is not only easy to pollute water quality in nature, and at sewage
The higher cost of reason does not meet the energy-saving and environment-friendly theme advocated now.
Sedimentation basin is a kind of structures that suspended matter in water removal is removed using precipitation, the equipment to purify water.Utilize water
Natural sedimentation or coagulating sedimentation effect to remove the suspended matter in water.Sedimentation basin by water (flow) direction be divided into horizontal sedimentation basin and
Vertical sedimentation basin.Sedimentation effect is decided by the residence time of the flow velocity of water and water in pond in sedimentation basin.In order to improve precipitating effect
Fruit reduces land area, mostly uses the incorgruous sedimentation tank of honeycomb inclined-tube, accelerating purifying pool, plusator etc. at present.Sedimentation basin
It is widely used in the treatment of waste water.Current effluent settling chamber is in precipitation process, and if the sedimentation time is too long, it is heavy to be easy to cause
The sediment of shallow lake bottom of pond is hardened, it is difficult to remove, result in blockage.Meanwhile being added and being added after flocculant in sedimentation basin, flocculant
It is often mixed with waste water unevenly, causes sedimentation effect poor, the final cleanliness of waste water is low.
Summary of the invention
For the problems of the prior art, the present invention provides a kind of urban sewage treatment process, present treatment technique is used
Less free of contamination chemical reagent substantially reduces the pollution to environment, while making sewage certainly using the natural light of the sun
Dynamic evaporation, realizes the adjusting to urban environment, can especially come during the broiling summer for urban belt one it is refrigerant.
The technical solution adopted by the present invention to solve the technical problems is: a kind of urban sewage treatment process, this method packet
Include following steps:
Municipal sewage is passed through in sedimentation basin and precipitates by S1, and the mud in sewage is removed；
The sewage flowed out in S1 is passed through in flocculation basin by S2, and flocculant is added into sewage, removes the suspension in sewage
Object；
Sewage in S2 is passed through in aerobic tank by S3, utilizes the organic matter in aerobic removal of bacteria sewage；
Sewage in S3 is passed through and is exposed to the sun in pond by S4, carries out sterilization processing to sewage using sunlight；In the bottom for being exposed to the sun pond
It is laid with light absorbent, light absorbent absorbs sunlight and heat is reflected into sewage, evaporates sewage largely, thus using dirty
The adjusting of water realization environment；
The sedimentation basin used in this technique includes fixed shell, for precipitate contamination precipitation pond body in sewage be set to it is described
In set casing body；Rabbling mechanism for stirring sewage is set in the sedimentation tank body, and the rabbling mechanism includes rotating disc, stirs
Rod and convex block are mixed, for driving the rotating disc engaging of the poking bar rotation to be rotationally connected with the side wall of the sedimentation tank body
Surrounding, the poking bar for stirring water are connected to the top surface of the rotating disc, and the rotating disc engaging is rotationally connected with
The intracorporal part of sedimentation basin is equipped with the convex block；Rolling mechanism for reducing the rotary resistance of the rotating disc is connected to
The convex block, the rolling mechanism include idler wheel and the first Rotational Cylindrical, and the idler wheel is connected in the convex block, the idler wheel
It is socketed in first Rotational Cylindrical, first Rotational Cylindrical is set in the set casing body；The driver being used to provide power
Structure is connected to the rotating disc, and the transmission mechanism includes first gear, the second Rotational Cylindrical, first motor and second gear, institute
The lateral wall that second gear is fixedly sheathed in the rotating disc is stated, the first gear engagement is connected to the second gear, institute
It states first gear to be socketed in second Rotational Cylindrical, the bottom end of second Rotational Cylindrical is connected to the shaft of the first motor
On, the top of second Rotational Cylindrical is rotationally connected in the set casing body；For blocking and releasing the Du Qi mechanism of sewage
On the fixed shell for being located at the sedimentation tank body bottom, the Du Qi mechanism include it is stifled open cock, third Rotational Cylindrical,
Second motor and fixed column, described block up opens cock on the fixed shell positioned at the bottom of the sedimentation tank body, described
One end of sedimentation tank body is connected with the third Rotational Cylindrical, and the third Rotational Cylindrical is connected in the shaft of second motor,
The third motor is installed in the set casing body, and the stifled other end for opening cock is connected with the fixed column, described solid
Fixed column is fixedly connected in the set casing body；Sewage pipe for sewage to be discharged, which is set to, is located at the stifled bottom for opening cock
In the set casing body.
Specifically, the rotating disc be in inner hollow cylindrical structure, and the rotating disc be equipped with indent in circle
The groove of platform shape prevents the sediment in waste water from depositing on the surface of the rotating circular disc.
Specifically, the poking bar is at least provided with two, and two poking bars are pair with the diameter of the rotating disc
Title is located on the top surface of the rotating disc, and adjacent two sidewalls are equipped with the first through hole communicated on the poking bar, and wherein
One side wall is the side that the poking bar deviates from the rotating disc, increases stirring efficiency and mixing effect, is realized described heavy
A stirring whirlpool is generated in the pond body of shallow lake, is sufficiently mixed waste water with flocculant.
Specifically, the convex block and the idler wheel are circumferentially symmetrically set in the top and bottom of the rotating disc, and described
Idler wheel is connected in the section semicircular in shape structure of the one side of the convex block, increases labor-saving effect, is turned convenient for the rotating disc
It is dynamic.
Specifically, the intracavity bottom of the sedimentation tank body is in reverse frustoconic structure, it is described it is stifled open cock in truncated cone-shaped structure,
And one end radius for opening cock close to the third Rotational Cylindrical that blocks up opens cock close to the one of the fixed column greater than described block up
The radius at end, the stifled top for opening second through-hole in cock is in open setting, convenient for the inner cavity of the sedimentation tank body
The deposit of bottom is flowed into stifled second through-hole opened in cock.
Specifically, the sewage pipe is arranged in a quarter circle, and the top end opening radius of the sewage pipe is greater than institute
The stifled bottom end radius for opening second through-hole in cock is stated, is flowed out convenient for sewage.
The beneficial effects of the present invention are:
(1) a kind of urban sewage treatment process provided by the invention, rotating disc can drive rotation using transmission mechanism,
Poking bar rotation is able to drive when turn disc to rotate after flocculant is added in sedimentation tank body using poking bar
So that waste water is generated whirlpool in sedimentation tank body, be sufficiently mixed waste water with flocculant, improves sedimentation effect, while can be effective
Sediment is screwed into the bottom of sedimentation tank body.
(2) a kind of urban sewage treatment process provided by the invention opens cock by rotating to block up, and can open to block up and open cock
On the second through-hole, realize connection sedimentation tank body and sewage pipe between channel, arrange the sewage of the intracavity bottom of sedimentation tank body
Out, and by the way that rotation in time is stifled cock is opened, closes the second through-hole, clean water body is retained in sedimentation tank body, made entirely useless
The simpler convenience of water sedimentation treatment process.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram for the sedimentation basin that this method uses；
Fig. 2 is the attachment structure schematic diagram of transmission mechanism and rabbling mechanism of the invention；
Fig. 3 is the partial structure diagram of Du Qi mechanism of the invention.
It is as shown in the figure: 1, fixed shell, 2, sedimentation tank body, 3, rabbling mechanism, 31, rotating disc, 32, poking bar, 32a, the
One through-hole, 33, convex block, 4, rolling mechanism, 41, idler wheel, the 42, first Rotational Cylindrical, 5, transmission mechanism, 51, first gear, 52,
Two Rotational Cylindricals, 53, first motor, 54, second gear, 6, Du Qi mechanism, 61, stifled open cock, 61a, the second through-hole, 62, third
Rotational Cylindrical, the 63, second motor, 64, fixed column, 7, sewage pipe.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figure 1, Figure 2 and Figure 3, a kind of urban sewage treatment process of the present invention, this method include following step
It is rapid:
Municipal sewage is passed through in sedimentation basin and precipitates by S1, and the mud in sewage is removed；
The sewage flowed out in S1 is passed through in flocculation basin by S2, and flocculant is added into sewage, removes the suspension in sewage
Object；
Sewage in S2 is passed through in aerobic tank by S3, utilizes the organic matter in aerobic removal of bacteria sewage；
Sewage in S3 is passed through and is exposed to the sun in pond by S4, carries out sterilization processing to sewage using sunlight；In the bottom for being exposed to the sun pond
It is laid with light absorbent, light absorbent absorbs sunlight and heat is reflected into sewage, evaporates sewage largely, thus using dirty
The adjusting of water realization environment；
The sedimentation basin used in this technique includes fixed shell 1, is set to institute for precipitating contamination precipitation pond body 2 in sewage
It states in fixed shell 1；Rabbling mechanism 3 for stirring sewage is set in the sedimentation tank body 2, and the rabbling mechanism 3 includes turning
Moving plate 31, poking bar 32 and convex block 33, the engaging of the rotating disc 31 for driving the poking bar 32 to rotate are rotationally connected with
The side wall surrounding of the sedimentation tank body 2, the poking bar 32 for stirring water are connected to the top surface of the rotating disc 31, institute
It states rotating disc 31 and engages the part being rotationally connected in the sedimentation tank body 2 equipped with the convex block 33；For reducing the rotation
The rolling mechanism 4 of the rotary resistance of disk 31 is connected to the convex block 33, and the rolling mechanism 4 includes idler wheel 41 and the first Rotational Cylindrical
42, the idler wheel 41 is connected in the convex block 33, and the idler wheel 41 is socketed in first Rotational Cylindrical 42, and described first
Rotational Cylindrical 42 is set in the fixed shell 1；The transmission mechanism 5 being used to provide power is connected to the rotating disc 31, the biography
Motivation structure 5 includes first gear 51, the second Rotational Cylindrical 52, first motor 53 and second gear 54, and the second gear 54 is fixed
It is socketed on the lateral wall of the rotating disc 31, the engagement of first gear 51 is connected to the second gear 54, first tooth
Wheel 51 is socketed in second Rotational Cylindrical 52, and the bottom end of second Rotational Cylindrical 52 is connected to the shaft of the first motor 53
On, the top of second Rotational Cylindrical 52 is rotationally connected in the fixed shell 1；Machine is opened for blocking and releasing the stifled of sewage
Structure 6 is set on the fixed shell 1 of 2 bottom of sedimentation tank body, and the Du Qi mechanism 6 includes stifled opening cock 61, the
Three Rotational Cylindricals 62, the second motor 63 and fixed column 64, described block up open cock 61 set on the institute of the bottom positioned at the sedimentation tank body 2
It states on fixed shell 1, one end of the sedimentation tank body 2 is connected with the third Rotational Cylindrical 62, and the third Rotational Cylindrical 62 connects
In in the shaft of second motor 63, the third motor is installed in the fixed shell 1, and described block up opens the another of cock 61
One end is connected with the fixed column 64, and the fixed column 64 is fixedly connected in the fixed shell 1；For the row of sewage to be discharged
Dirty pipe 7 is set in the fixed shell 1 for being located at the stifled bottom for opening cock 61.
Specifically, a kind of as depicted in figs. 1 and 2, urban sewage treatment process of the present invention, the rotating disc 31 are in
The cylindrical structure of inner hollow, and the rotating disc 31 is equipped with the groove in truncated cone-shaped of indent, it is heavy in waste water to prevent
Starch deposits on the surface of the rotating circular disc 31.
Specifically, as depicted in figs. 1 and 2, a kind of urban sewage treatment process of the present invention, the poking bar 32 to
There are two setting less, and two poking bars 32 are set to the top of the rotating disc 31 using the diameter of the rotating disc 31 as symmetry axis
On face, adjacent two sidewalls are equipped with the first through hole 32a communicated on the poking bar 32, and one of side wall is the stirring
Rod 32 deviates from the side of the rotating disc 31, increases stirring efficiency and mixing effect, and realization generates one in the sedimentation tank body 2
A stirring whirlpool, is sufficiently mixed waste water with flocculant.
Specifically, a kind of as depicted in figs. 1 and 2, urban sewage treatment process of the present invention, the convex block 33 and institute
The top and bottom that idler wheel 41 is circumferentially symmetrically set in the rotating disc 31 are stated, and the idler wheel 41 is connected in the convex block
The section semicircular in shape structure of 33 one side increases labor-saving effect, rotates convenient for the rotating disc 31.
Specifically, as shown in figure 3, a kind of urban sewage treatment process of the present invention, the inner cavity of the sedimentation tank body 2
Bottom is in reverse frustoconic structure, and described block up opens cock 61 in truncated cone-shaped structure, and described block up opens cock 61 close to the third turn
One end radius of dynamic column 62 is greater than the stifled radius for opening the one end of cock 61 close to the fixed column 64, and described block up opens cock 61
On the second through-hole 61a top in open setting, the deposit convenient for the intracavity bottom of the sedimentation tank body 2 is flowed into
In stifled the second through-hole 61a opened in cock 61.
Specifically, as shown in figure 3, a kind of urban sewage treatment process of the present invention, the sewage pipe 7 in four/
One round setting, and the top end opening radius of the sewage pipe 7 is greater than stifled the second through-hole 61a's opened in cock 61
Bottom end radius flows out convenient for sewage.
The use principle in municipal wastewater precipitation process pond of the invention are as follows: firstly, it is useless to be passed through city into sedimentation tank body 2
Then water thinks that flocculant is added in the waste water in sedimentation tank body 2.Then first motor 53 is opened, is driven using first motor 53
First gear 51 rotates, so that second gear 54 is driven to rotate, thus drive rotating disc 31 to rotate using second gear 54, and rotation
Disk 31 in the course of rotation, can efficiently use the frictional force in the reduction rotation process of idler wheel 41.Then final to utilize rotation
The rotation of disk 31 drives the poking bar 32 on rotating disc 31 to be rotated, and so that the waste water in sedimentation tank body 2 is generated whirlpool, makes to flocculate
Agent is sufficiently mixed with the waste water in sedimentation tank body 2, is generated flocculent deposit, and finally follow whirlpool, is deposited to the interior of sedimentation tank body 2
Bottom of chamber portion.During poking bar 32 is stirred, it can use the first through hole 32a being arranged on poking bar 32 and generate water
Stream improves mixing effect, is sufficiently mixed flocculant with waste water.After stirring the regular hour, stops stirring, make flocculent deposit
The intracavity bottom of sedimentation tank body 2 is all deposited to, then, opens the second motor 63, drives to block up using the second motor 63 and opens cock
61 rotations expose stifled the second through-hole 61a opened in cock 61, and are finally connected to logical between sedimentation tank body 2 and sewage pipe 7
Road closes the second motor 63, flows out the depositing contaminants of the intracavity bottom of sedimentation tank body 2 through sewage pipe 7 with certain sewage,
Otherwise processed.When starting to occur clean water outflow in sedimentation tank body 2, the second motor 63 is reopened, makes to block up and opens cock
61 rotations, close the channel between sedimentation tank body 2 and sewage pipe 7, then extract the clean water in sedimentation tank body 2 out, that is, complete
Whole operation, it is simple and convenient, it is suitble to medium-sized and small enterprises to use.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the description in above embodiment and specification only illustrates the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation and
Improvement is both fallen in the scope of protection of present invention.The claimed scope of the invention is by appended claims and its equivalent
Object defines.
Claims (6)
1. a kind of urban sewage treatment process, which is characterized in that method includes the following steps:
Municipal sewage is passed through in sedimentation basin and precipitates by S1, and the mud in sewage is removed；
The sewage flowed out in S1 is passed through in flocculation basin by S2, and flocculant is added into sewage, removes the suspended matter in sewage；
Sewage in S2 is passed through in aerobic tank by S3, utilizes the organic matter in aerobic removal of bacteria sewage；
Sewage in S3 is passed through and is exposed to the sun in pond by S4, carries out sterilization processing to sewage using sunlight；It is laid in the bottom in pond of being exposed to the sun
Light absorbent, light absorbent absorb sunlight and heat are reflected into sewage, evaporate sewage largely, to utilize sewage reality
The adjusting of existing environment；
The sedimentation basin used in this technique includes fixed shell (1), is set to institute for precipitating contamination precipitation pond body (2) in sewage
It states in fixed shell (1)；Rabbling mechanism (3) for stirring sewage is set in the sedimentation tank body (2), the rabbling mechanism
It (3) include rotating disc (31), poking bar (32) and convex block (33), the rotating disc for driving the poking bar (32) to rotate
(31) engaging is rotationally connected with the side wall surrounding of the sedimentation tank body (2), and the poking bar (32) for stirring water connects
In the top surface of the rotating disc (31), the part that rotating disc (31) engaging is rotationally connected in the sedimentation tank body (2) is set
There are the convex block (33)；Rolling mechanism (4) for reducing the rotary resistance of the rotating disc (31) is connected to the convex block
(33)；Wherein,
The rolling mechanism (4) includes idler wheel (41) and the first Rotational Cylindrical (42), and the idler wheel (41) connects in described convex
Block (33), the idler wheel (41) are socketed on first Rotational Cylindrical (42), and first Rotational Cylindrical (42) is set to the fixation
In shell (1)；The transmission mechanism (5) being used to provide power is connected to the rotating disc (31), and the transmission mechanism (5) includes the
One gear (51), the second Rotational Cylindrical (52), first motor (53) and second gear (54), the second gear (54) are fixedly attached
Lateral wall in the rotating disc (31), first gear (51) engagement are connected to the second gear (54), and described first
Gear (51) is socketed on second Rotational Cylindrical (52), and the bottom end of second Rotational Cylindrical (52) is connected to the first motor
(53) in shaft, the top of second Rotational Cylindrical (52) is rotationally connected in the fixed shell (1)；For blocking and putting
The Du Qi mechanism (6) of sewage is set on the fixed shell (1) of the sedimentation tank body (2) bottom out；Wherein,
The Du Qi mechanism (6) includes blocking up to open cock (61), third Rotational Cylindrical (62), the second motor (63) and fixed column (64),
Described stifled open cock (61) are set on the fixed shell (1) of the bottom of the sedimentation tank body (2), the sedimentation tank body
(2) one end is connected with the third Rotational Cylindrical (62), and the third Rotational Cylindrical (62) is connected to second motor (63)
In shaft, the third motor is installed in the fixed shell (1), and the stifled other end for opening cock (61) is connected with described
Fixed column (64), the fixed column (64) are fixedly connected in the fixed shell (1)；For the sewage pipe (7) of sewage to be discharged
In the fixed shell (1) for being located at the stifled bottom for opening cock (61).
2. a kind of urban sewage treatment process according to claim 1, it is characterised in that: the rotating disc (31) is in inside
Hollow cylindrical structure, and the rotating disc (31) is equipped with the groove in truncated cone-shaped of indent.
3. a kind of urban sewage treatment process according to claim 1, it is characterised in that: the poking bar (32) at least sets
There are two, and two poking bars (32) are set to the rotating disc (31) by symmetry axis of the diameter of the rotating disc (31)
On top surface, adjacent two sidewalls are equipped with the first through hole (32a) communicated on the poking bar (32), and one of side wall is institute
State the side that poking bar (32) deviate from the rotating disc (31).
4. a kind of urban sewage treatment process according to claim 1, it is characterised in that: the convex block (33) and the rolling
Wheel (41) is circumferentially symmetrically set in the top and bottom of the rotating disc (31), and the idler wheel (41) is connected in described convex
The section semicircular in shape structure of the one side of block (33).
5. a kind of urban sewage treatment process according to claim 1, it is characterised in that: the sedimentation tank body (2) it is interior
Bottom of chamber portion is in reverse frustoconic structure, and described stifled open cock (61) are in truncated cone-shaped structure, and stifled open cock (61) are close to described
One end radius of third Rotational Cylindrical (62) is greater than the radius of described stifled one end for opening cock (61) close the fixed column (64), institute
The stifled top for opening second through-hole (61a) on cock (61) is stated in open setting.
6. a kind of urban sewage treatment process according to claim 1, it is characterised in that: the sewage pipe (7) is in four points
One of round setting, and the top end opening radius of the sewage pipe (7) be greater than it is described it is stifled open on cock (61) it is described second logical
The bottom end radius in hole (61a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810786411.6A CN109052805A (en) | 2018-07-17 | 2018-07-17 | A kind of urban sewage treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810786411.6A CN109052805A (en) | 2018-07-17 | 2018-07-17 | A kind of urban sewage treatment process |
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| CN109052805A true CN109052805A (en) | 2018-12-21 |
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|---|---|---|---|
| CN201810786411.6A Pending CN109052805A (en) | 2018-07-17 | 2018-07-17 | A kind of urban sewage treatment process |
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| CN106267927A (en) * | 2015-05-18 | 2017-01-04 | 沈智奇 | Vane type cyclone separator |
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| CN108147517A (en) * | 2018-01-23 | 2018-06-12 | 赣州汇桔科技有限公司 | Settling apparatus is mixed with coagulant in a kind of wastewater coagulating sedimentation pond |
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| 杜炳旺: "《特禽养殖实用技术》", 31 January 2017 * |
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