CN108046397B - Continuous separation sedimentation tank for sewage treatment - Google Patents
Continuous separation sedimentation tank for sewage treatment Download PDFInfo
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- CN108046397B CN108046397B CN201711438838.9A CN201711438838A CN108046397B CN 108046397 B CN108046397 B CN 108046397B CN 201711438838 A CN201711438838 A CN 201711438838A CN 108046397 B CN108046397 B CN 108046397B
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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
- 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
- C02F1/5281—Installations for water purification using chemical agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0042—Baffles or guide plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0045—Plurality of essentially parallel plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2444—Discharge mechanisms for the classified liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/28—Mechanical auxiliary equipment for acceleration of sedimentation, e.g. by vibrators or the like
- B01D21/286—Means for gentle agitation for enhancing flocculation
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses a continuous-separation sedimentation tank for sewage treatment, which is characterized in that a water inlet and an overflow outlet are arranged on a circular cylinder, a water outlet and a sewage drain are arranged on a conical cylinder, a stirring chamber, a separation chamber, an overflow chamber and a drainage chamber are arranged in the circular cylinder, the separation chamber is arranged below the stirring chamber and is communicated with the stirring chamber, a central cylinder and an inclined plate are arranged in the separation chamber, a flow guide body is arranged on the central cylinder, a first filter plate and an upper partition plate are arranged in the overflow chamber, the overflow outlet is arranged on the side wall of the overflow chamber, the drainage chamber is arranged between the upper partition plate and the conical cylinder, the first filter plate is provided with a first filter hole with a size smaller than the second filter hole on the inclined plate, the side wall of the central cylinder is provided with a third filter hole with a pore diameter smaller than the first filter hole, the inside of the central cylinder is provided with a clear water channel, and the clear water channel is communicated with the water outlet. The settling tank provided by the invention can realize continuous settling separation of sewage in the continuous production process.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a settling tank for sewage treatment with continuous separation.
Background
With the development of the urban and technological society, the industrial industry is vigorously developed, and more factories are pulled up, so that the use amount of environmental protection equipment is increased and the sewage treatment problem is revealed. The sewage contains industrial production materials, intermediate products and products which are lost with the medicament and pollutants generated in the production process, along with the rapid development of industry, the quantity of the sewage is rapidly increased, the pollution of the sewage is also increasingly wide and serious, and the health and safety of human beings are threatened, so that the sewage is very important for protecting the environment, a settling tank is often used in the sewage treatment, and the settling tank utilizes the density difference between a dispersed phase and a continuous phase by means of the gravity effect to enable the dispersed phase and the continuous phase to generate relative motion, thereby realizing the separation between particles and fluid.
The existing settling tank for sewage treatment generally adopts standing suspension liquid to achieve the purpose of solid-liquid separation, after solid and liquid in sewage are separated, clear water after separation is output through a water outlet, sewage residues are output through a sewage outlet, a certain amount of sewage is added into the settling tank, then the settling tank is kept still, after solid-liquid separation is output, the sewage can be continuously added, the continuous sedimentation requirement in the continuous production process cannot be achieved, and the sewage treatment efficiency is low.
Disclosure of Invention
The invention aims to provide a continuous separation sedimentation tank for sewage treatment, which aims to solve the defects in the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a continuous separation's sedimentation tank for sewage treatment, includes the casing, the upper portion of casing is the circular cylinder, the lower part of casing is the toper section of thick bamboo, be provided with water inlet and overflow mouth on the circular cylinder, be provided with delivery port and drain on the toper section of thick bamboo, the inside of circular cylinder is provided with teeter chamber, separation chamber, overflow chamber and drainage chamber, be provided with rabbling mechanism in the teeter chamber, the separation chamber set up and with the teeter chamber is linked together, be provided with central section of thick bamboo and inclined plane in the separation chamber, be provided with the water conservancy diversion body on the central section of thick bamboo, inclined plane with be provided with first filter and overhead separation board between the inside wall of circular cylinder, overhead separation board, inclined plane and circular cylinder's inner wall form overflow chamber, the overflow mouth sets up on the lateral wall of the circular cylinder in the overflow chamber, the drainage chamber sets up between overhead separation board and the toper section of thick bamboo. The first filter plate is provided with a first filter hole, the inclined plate is provided with a second filter hole, and the radial size of the second filter hole is larger than that of the first filter hole; the side wall of the central cylinder is provided with third filtering holes, the third filtering holes are arranged along the circumferential direction and the axial direction of the central cylinder at intervals, the aperture of each third filtering hole is smaller than that of each first filtering hole, the inside of the central cylinder is provided with a clear water channel, and the clear water channel is communicated with the water outlet.
Foretell subsider, the hang plate includes continuous closing plate and second filter, the closing plate sets up the upper end of second filter, the second filtration hole sets up on the second filter.
The settling tank is characterized in that the upper end of the sealing plate is fixed on the inner side wall of the circular cylinder, two side edges of the first filter plate are respectively fixed on the lower end of the sealing plate and the inner side wall of the circular cylinder, and the upper separation plate is arranged between the lower end of the second filter plate and the inner side wall of the circular cylinder.
The sedimentation tank is characterized in that the central cylinder is arranged in the middle of the circular cylinder, and a gap channel for sewage circulation is reserved between the central cylinder and the lower side edge of the second filter plate.
In the settling tank, the flow guide bodies are formed by a plurality of groups, and the plurality of groups of flow guide bodies are arranged at intervals along the vertical direction of the central cylinder; and each group of the flow guide bodies is multiple, and the multiple flow guide bodies are arranged along the circumferential direction of the central cylinder.
The settling tank is characterized in that the flow guide body comprises two arc-shaped plates, and a concave flow guide part is arranged between the two arc-shaped plates.
In the settling tank, the bottom of the circular cylinder is provided with the bottom separation plate, the upper separation plate is provided with the upper drainage port, the bottom separation plate is provided with the lower drainage port, and the drainage plate is arranged between the upper separation plate and the bottom separation plate; the drainage plate is obliquely arranged, the upper end of the drainage plate is connected with the upper drainage port, and the lower end of the drainage plate is connected with the lower drainage port.
In the technical scheme, the sedimentation tank for sewage treatment comprises the circular cylinder at the upper part and the conical cylinder at the lower part, wherein the stirring chamber, the separating chamber, the overflow chamber and the drainage chamber are arranged in the circular cylinder, the separating chamber is used for carrying out primary separation on sewage, the separated sewage is conveyed to the overflow chamber, the overflow chamber is used for carrying out sewage filtering treatment and outputting the sewage from the overflow outlet, the central cylinder is used for carrying out filtering separation on the sewage, the separated clear water is output through the clear water channel, and meanwhile, when the sewage water level of the circular cylinder reaches the overflow outlet or the third filtering hole, the overflow chamber and the central cylinder always carry out filtering treatment on the sewage and output the separated clear water, so that the requirement on continuous sedimentation separation of the sewage in the continuous production process is realized, and the drainage mechanism is used for draining the filtered sewage and slowing down the flow velocity of the sewage, so that the sewage can be quickly separated for the second time in the conical cylinder, and the sewage treatment efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of a sedimentation tank for sewage treatment according to an embodiment of the present invention;
FIG. 2 is a schematic view of a circular cylinder according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a flow guide body according to an embodiment of the present invention.
Reference numerals illustrate:
1. a circular cylinder; 1.1, a water inlet; 1.2, an overflow port; 2. a conical cylinder; 2.1, a water outlet; 2.2, a sewage outlet; 3. a stirring chamber; 3.1, a motor; 3.2, a stirring shaft; 3.3, stirring blades; 4. a separation chamber; 4.1, a central cylinder; 4.1.1, third filter holes; 4.1.2, clear water channel; 4.2, inclined plate; 4.2.1, sealing plate; 4.2.2, a second filter plate; 4.2.3, second filter holes; 4.3, a clearance channel; 4.4, a flow guide body; 4.4.1, arc-shaped plate; 4.4.2, a diversion part; 5. an overflow chamber; 5.1, upper partition plate; 5.2, a first filter plate; 5.2.1, a first filter hole; 6. a drainage chamber; 6.1, bottom separator plate; 6.2, an upper drainage port; 6.3, a lower drainage port; 6.4, drainage plate.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-3, the settling tank for sewage treatment provided by the embodiment of the invention comprises a shell, wherein the upper part of the shell is a circular cylinder 1, the lower part of the shell is a conical cylinder 2, a water inlet 1.1 and an overflow outlet 1.2 are arranged on the circular cylinder 1, a sewage outlet 2.2 is arranged at the bottom of the conical cylinder 2, a stirring chamber 3, a separating chamber 4, an overflow chamber 5 and a drainage chamber 6 are arranged in the circular cylinder 1, a stirring mechanism is arranged in the stirring chamber 3, the separating chamber 4 is arranged below the stirring chamber 3 and communicated with the stirring chamber 3, a central cylinder 4.1 and an inclined plate 4.2 are arranged in the separating chamber 4, a first filter plate 5.2 and an upper partition plate 5.1 are arranged between the inclined plate 4.2 and the inner side wall of the circular cylinder 1, the overflow chamber 5 is formed by the first filter plate 5.2, the inclined plate 4.2 and the inner wall of the circular cylinder 1, the overflow outlet 1.2 is arranged on the side wall of the circular cylinder 1 in the overflow chamber 5, and the drainage chamber 6 is arranged between the upper partition plate 5.1 and the conical cylinder 2; the first filter plate 5.2 is provided with a first filter hole 5.2.1, the inclined plate 4.2 is provided with a second filter hole 4.2.3, the radial size of the second filter hole 4.2.3 is larger than that of the first filter hole 5.2.1, the side wall of the central cylinder 4.1 is provided with a third filter hole 4.1.1, the third filter holes 4.1.1 are arranged at intervals along the circumferential direction and the axial direction of the central cylinder 4.1, and the aperture of the third filter hole 4.1.1 is smaller than that of the first filter hole 5.2.1; the inside of the central cylinder 4.1 is provided with a clear water channel 4.1.2, and the clear water channel 4.1.2 is communicated with a water outlet 2.1.
Specifically, the water inlet 1.1 is arranged at the upper end of the circular cylinder 1, the water inlet 1.1 is used for inputting sewage into the circular cylinder 1, the water inlet 1.1 can be designed into one or a plurality of water inlets according to actual needs, a reaction chamber connected with the water inlet 1.1 can be arranged in the circular cylinder 1, a medicine adding port is arranged in the reaction chamber, medicines are added into the reaction chamber through the medicine adding port to treat the sewage, a stirring chamber 3 is arranged below the water inlet 1.1, a stirring device is arranged in the stirring chamber 3, the stirring device comprises a motor 3.1, a stirring shaft 3.2 and stirring blades 3.3, the stirring shaft 3.2 is arranged along the radial direction of the circular cylinder 1, the stirring shaft 3.2 is arranged right below the water inlet 1.1, the motor 3.1 can drive the stirring shaft 3.2 and the stirring blades 3.3 to stir the sewage which enters after water is fed, so that impurities and floccules in the sewage are dispersed, and the concentration of the sewage is uniformly arranged, the sewage is convenient to separate, the separating chamber 4 is arranged below the stirring chamber 3 and is communicated with the stirring chamber 3, the stirring chamber 3 is internally provided with an inclined plate 4.2 and a central cylinder 4.1, the upper end of the inclined plate 4.2 is fixed on the inner side wall of the circular cylinder 1, the lower end of the inclined plate 4.2 is arranged around the outer side wall of the central cylinder 4.1, a gap channel 4.3 for the sewage to flow through is reserved between the lower end of the inclined plate 4.2 and the outer side wall of the central cylinder 4.1, a second filtering hole 4.2.3 is arranged on the inclined plate 4.2, a guide body 4.4 is arranged on the lower half part of the inclined plate 4.2, the guide body 4.4 is used for guiding the sewage to the inclined plate 4.2, the second filtering hole 4.2.3 on the inclined plate 4.2 filters the sewage, a first filtering hole 5.2.1 is arranged on the first filtering plate 5.2, the radial dimension of the first filtering hole 5.2.1 is smaller than the radial dimension of the second filtering hole 4.3, so make first filtration hole 5.2.1 on the first filter 5.2 carry out secondary filtering to the sewage after filtering, the clear water that produces after secondary filtering enters into the overflow intracavity that spills over room 5 top, spill over the intracavity and form by closing plate 4.2.1, the inside wall of first filter 5.2 and circular section of thick bamboo 1, set up on the lateral wall of circular section of thick bamboo 1 that spills over the intracavity with overflow mouth 1.2, the clear water can spill over through overflow mouth 1.2, still can set up on overflow mouth 1.2 with the water storage section of thick bamboo for accept the clear water after secondary filtering and carry out reuse. In this embodiment, the overflow chamber 5 is formed by the top separation plate 5.1, the inclined plate 4.2 and the circular cylinder 1, and the top drainage port 6.2 on the top separation plate 5.1 and the second filtering hole 4.2.3 on the inclined plate 4.2 meet the following requirements: when the sewage input quantity is great, the water yield of the water input in the overflow chamber 5 through the inclined plate 4.2 is greater than the water yield of the water flowing out from the upper drainage port 6.2, so that the water level in the overflow chamber 5 is ensured to gradually rise until reaching the overflow port 1.2, sewage can be continuously filtered through the first filter plate 5.2 and then output from the overflow port 1.2, and meanwhile, when the water in the circular cylinder 1 is more, the water level gradually rises to the overflow port 1.2, and the overflow port 1.2 can always play a role of overflowing. Meanwhile, the filtering holes in the central cylinder 4.1 can also always play a role in filtering and separating, separated sewage enters the drainage chamber 6, the drainage chamber 6 can be a drainage plate 6.4 or a drainage tube, and can be other drainage mechanisms, so that the flow speed of the sewage is slowed down through the drainage mechanisms, the sewage can be quickly separated in the conical cylinder 2, the water outlet 2.1 is arranged on the circular cylinder 1, the sewage is precipitated and separated in the lower end of the circular cylinder 1 and the conical cylinder 2, the upper clean water after the precipitation and separation is discharged through the water outlet 2.1, and the lower sewage after the precipitation and separation is discharged through the water outlet 2.2.
In this embodiment, sewage enters into circular cylinder 1 through water inlet 1.1, agitating unit in circular cylinder 1 stirs sewage, make impurity and floccule dispersion in the sewage, the concentration of sewage evenly arranges, be convenient for carry out separation treatment to sewage, sewage after the stirring enters into separation chamber 4, drainage piece on the center cylinder 4.1 is with sewage drainage to inclined plate 4.2 on, second filtration pore 4.2.3 on the inclined plate 4.2 carries out primary filtration to sewage, the sewage after the filtration enters into overflow chamber 5 in, first filter plate 5.2 in overflow chamber 5 carries out secondary filtration to sewage, the clear water after the secondary filtration is exported through overflow outlet 1.2, simultaneously overflow chamber 5 in sewage also enters into drainage chamber 6 through overhead separator 5.1 in, the third filtration pore 4.1.1 on the center cylinder 4.1 also carries out the filtration separation to sewage, and will pass through the output through channel 4.1.2, drainage chamber 6 is to the velocity of flow of sewage, thereby make sewage enter into cone-shaped barrel 2 sewage can quick separation, the sewage can carry out secondary filtration to the sewage, the clear water can not be discharged through the sediment layer 2.1 after the separation layer is discharged through the separation channel 2.1, the clear water can be discharged through the sediment layer 2.2, the clear water can be discharged through the sediment channel 2.2.
The invention provides a sedimentation tank for sewage treatment, which comprises an upper circular cylinder 1 and a lower conical cylinder 2, wherein a stirring chamber 3, a separation chamber 4, an overflow chamber 5 and a drainage chamber 6 are arranged in the circular cylinder 1, the separation chamber 4 is used for carrying out primary separation on sewage, the separated sewage is conveyed to the overflow chamber 5, the overflow chamber 5 is used for filtering the sewage and treating the sewage and outputting the sewage from an overflow outlet 1.2, a central cylinder 4.1 is used for filtering and separating the sewage, the separated clear water is output through a clear water channel 4.1.2, and meanwhile, when the sewage level of the circular cylinder 1 reaches the overflow outlet 1.2 or a third filtering hole 4.1.1, the overflow chamber 5 and the central cylinder 4.1 always carry out filtering treatment on the sewage and output the separated clear water, so that the continuous sedimentation and separation requirements on the sewage in a continuous production process are realized, and a drainage mechanism is used for draining the filtered sewage and slowing down the flow velocity of the sewage, so that the sewage can enter the conical cylinder 2 to rapidly carry out secondary separation and the treatment efficiency on the sewage.
In this embodiment, preferably, the inclined plate 4.2 includes a sealing plate 4.2.1 and a second filter plate 4.2.2 which are connected, the sealing plate 4.2.1 is disposed at the upper end of the second filter plate 4.2.2, the second filter hole 4.2.3 is disposed on the second filter plate 4.2.2, the upper end of the sealing plate 4.2.1 is fixed on the inner side wall of the circular cylinder 1, two side edges of the first filter plate 5.2 are respectively fixed on the lower end of the sealing plate 4.2.1 and the inner side wall of the circular cylinder 1, and the upper separation plate 5.1 is disposed between the lower end of the second filter plate 4.2.2 and the inner side wall of the circular cylinder 1; the overflow chamber 5 is formed by the upper separation plate 5.1, the inclined plate 4.2 and the inner side wall of the circular cylinder 1, the first filter plate 5.2 is arranged in the overflow chamber 5 to divide the overflow chamber 5 into an upper part and a lower part, the upper part is provided with an overflow cavity, the overflow cavity is formed by the sealing plate 4.2.1, the first filter plate 5.2 and the inner side wall of the circular cylinder 1, and clear water after secondary filtration is fed into the overflow cavity through the first filter hole 5.2.1 and then is output from the overflow outlet 1.2.
In this embodiment, preferably, the central cylinder 4.1 is disposed in the middle of the circular cylinder 1, a gap channel 4.3 for sewage to circulate is pre-disposed between the central cylinder 4.1 and the lower side edge of the second filter plate 4.2.2, and the sewage is guided to the inclined plate 4.2 by the guide body 4.4 on the central cylinder 4.1 and filtered into the overflow cavity, and the sewage left by the guide body 4.4 enters the drainage chamber 6 through the gap channel 4.3 and is drained into the conical cylinder 2 through the drainage chamber 6.
In this embodiment, preferably, the current conductors 4.4 are formed by multiple groups, and multiple groups of current conductors 4.4 are arranged at intervals along the vertical direction of the central cylinder 4.1; each group of current carriers 4.4 is provided with a plurality of current carriers 4.4, the current carriers 4.4 are arranged along the circumferential direction of the central cylinder 4.1, each current carrier 4.4 comprises two arc-shaped plates 4.4.1, and a concave current guiding part 4.4.2 is arranged between the two arc-shaped plates 4.4.1; the concave diversion part 4.4.2 plays a role in diversion of sewage, and the length of the diversion body 4.4 is gradually increased in the direction from the top to the bottom of the central cylinder 4.1, so that the diversion effect of the diversion body 4.4 on the sewage is increased.
In this embodiment, preferably, the bottom of the circular cylinder 1 is provided with a bottom separation plate 6.1, the top separation plate 5.1 is provided with an upper drainage port 6.2, the bottom separation plate 6.1 is provided with a lower drainage port 6.3, and a drainage plate 6.4 is arranged between the top separation plate 5.1 and the bottom separation plate 6.1; the drainage plate 6.4 is obliquely arranged, the upper end of the drainage plate 6.4 is connected with the upper drainage port 6.2, and the lower end of the drainage plate 6.4 is connected with the lower drainage port 6.3. The upper drainage port 6.2 and the lower drainage port 6.3 can be annular open grooves and also can be circular through holes, the drainage plates 6.4 are obliquely arranged, and the drainage plates 6.4 are obliquely arranged from the center of the circular cylinder 1 on the side wall of the circular cylinder 1, so that sewage is conveniently drained to the middle position of the circular cylinder 1 and conveyed into the conical cylinder 2.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (6)
1. The utility model provides a continuous separation's sedimentation tank for sewage treatment, includes the casing, the upper portion of casing is a circular section of thick bamboo, the lower part of casing is a conical section of thick bamboo, its characterized in that, be provided with water inlet and overflow mouth on the circular section of thick bamboo, be provided with delivery port and drain on the conical section of thick bamboo, the inside of circular section of thick bamboo is provided with teeter chamber, separation chamber, overflow chamber and drainage chamber, be provided with rabbling mechanism in the teeter chamber, the separation chamber set up below the teeter chamber and with the teeter chamber is linked together, be provided with a central section of thick bamboo and inclined plane in the separation chamber, be provided with the baffle on the central section of thick bamboo, inclined plane with be provided with first filter and overhead gage between the inside wall of circular section of thick bamboo, overhead gage, inclined plane and the inner wall of circular section of thick bamboo form the overflow chamber, the overflow mouth sets up on the inside wall of the circular section of thick bamboo in the overflow chamber, the drainage chamber sets up between overhead gage and the conical section of thick bamboo;
the first filter plate is provided with a first filter hole, the inclined plate is provided with a second filter hole, and the radial size of the second filter hole is larger than that of the first filter hole;
the side wall of the central cylinder is provided with third filtering holes which are arranged at intervals along the circumferential direction and the axial direction of the central cylinder, the aperture of the third filtering holes is smaller than that of the first filtering holes, the inside of the central cylinder is provided with a clear water channel, and the clear water channel is communicated with the water outlet;
the bottom of the circular cylinder is provided with a bottom separation plate, the upper separation plate is provided with an upper drainage port, the bottom separation plate is provided with a lower drainage port, and a drainage plate is arranged between the upper separation plate and the bottom separation plate;
the drainage plate is obliquely arranged, the upper end of the drainage plate is connected with the upper drainage port, and the lower end of the drainage plate is connected with the lower drainage port.
2. The sedimentation tank for sewage treatment according to claim 1, wherein the inclined plate comprises a sealing plate and a second filter plate connected to each other, the sealing plate being provided at an upper end of the second filter plate, and the second filter hole being provided on the second filter plate.
3. The sedimentation tank for sewage treatment according to claim 2, wherein the upper end of the sealing plate is fixed to the inner side wall of the circular cylinder, both side edges of the first filter plate are fixed to the lower end of the sealing plate and the inner side wall of the circular cylinder, respectively, and the upper partition plate is provided between the lower end of the second filter plate and the inner side wall of the circular cylinder.
4. A sedimentation tank for sewage treatment according to claim 3, wherein the central cylinder is provided at a middle position of the circular cylinder, and a gap passage through which sewage flows is provided in advance between the central cylinder and a lower side edge of the second filter plate.
5. The sedimentation tank for sewage treatment according to claim 1, wherein the flow guide bodies are formed of a plurality of groups, and a plurality of groups of the flow guide bodies are arranged at intervals along the vertical direction of the central cylinder;
and each group of the flow guide bodies is multiple, and the multiple flow guide bodies are arranged along the circumferential direction of the central cylinder.
6. The sedimentation tank for sewage treatment according to claim 1, wherein the flow guide body comprises two arcuate plates, and a concave flow guide portion is provided between the arcuate plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438838.9A CN108046397B (en) | 2017-12-27 | 2017-12-27 | Continuous separation sedimentation tank for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438838.9A CN108046397B (en) | 2017-12-27 | 2017-12-27 | Continuous separation sedimentation tank for sewage treatment |
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| Publication Number | Publication Date |
|---|---|
| CN108046397A CN108046397A (en) | 2018-05-18 |
| CN108046397B true CN108046397B (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711438838.9A Active CN108046397B (en) | 2017-12-27 | 2017-12-27 | Continuous separation sedimentation tank for sewage treatment |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439662B (en) * | 2018-05-30 | 2021-10-15 | 广东知识城运营服务有限公司 | Combined industrial sewage treatment equipment |
| CN113331154A (en) * | 2020-09-25 | 2021-09-03 | 会同金色生物科技有限公司 | Automatic pesticide sprinkler who dispenses |
| CN113577842B (en) * | 2021-07-05 | 2022-06-24 | 张国军 | Pretreatment device for high-salt wastewater generated in process of preparing ethylene glycol from coal |
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| JP2004358313A (en) * | 2003-06-03 | 2004-12-24 | Ebara Corp | Flocculating sedimentation method and device |
| KR20080031772A (en) * | 2007-05-23 | 2008-04-11 | 정세영 | A settling tank for a sewage disposal |
| CN203075753U (en) * | 2013-01-29 | 2013-07-24 | 株洲新时代环保科技有限公司 | Sewage purifier |
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Inventor after: Che Chunling Inventor after: Tong Peiguo Inventor before: Che Chunling |
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