CN211338964U - Punctiform whirl water-locator - Google Patents
Punctiform whirl water-locator Download PDFInfo
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- CN211338964U CN211338964U CN201921807614.5U CN201921807614U CN211338964U CN 211338964 U CN211338964 U CN 211338964U CN 201921807614 U CN201921807614 U CN 201921807614U CN 211338964 U CN211338964 U CN 211338964U
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Abstract
The utility model provides a punctiform whirl water-locator, include the water distribution cover and locate the inside jet pipe of water distribution cover. The water distribution cover is in a cone structure, the top end of the water distribution cover is provided with a port for connecting or placing a water inlet branch pipe, and the conical surface part of the water distribution cover is provided with a plurality of water outlet channels for flowing out of fluid; the center of the jet pipe is a water inlet connected with the water inlet branch pipe, the jet pipe comprises two or more flow guide branch pipes, each flow guide branch pipe extends outwards and horizontally along the same rotary direction from the beginning of the water inlet, the tail ends of the flow guide branch pipes are nozzle parts with gradually reduced calibers, and the jet direction of the nozzle parts is along the tangential direction taking the water inlet as the center of a circle. The jet pipe guides the raw water entering from the water inlet branch pipe to the nozzle part to be jetted, and the raw water centrifugally rotates along the inner wall of the water distribution cover and flows out from the water outlet channel. The utility model discloses a punctiform whirl water-locator can realize the effect of punctiform whirl, can effectively avoid anaerobic reactor's mixing zone mud and suspended solid to appear mixing the sediment and pile up, the corruption and lead to the mud loss.
Description
Technical Field
The utility model relates to a sewage treatment field, in particular to punctiform whirl water-locator.
Background
The anaerobic reactor is a high-efficiency biomembrane processing method by utilizing an anaerobic processing technology, and utilizes substances with large surface area, such as sand and the like as carriers, anaerobic microorganisms are bonded on the surfaces of the sand or other carriers in a membrane form and flow in sewage, and the microorganisms are contacted with organic matters in the sewage to adsorb and decompose the organic matters, thereby achieving the purpose of processing. The third-generation anaerobic reactor enables solid and liquid phases to be fully contacted on the premise of separating the solid retention time from the hydraulic retention time, so that a large amount of sludge can be kept, and the wastewater and the activated sludge can be fully mixed and contacted, thereby achieving the purpose of real high efficiency.
With the continuous and deep research on the reactor technology, many advantages of the third-generation anaerobic reactor are recognized and accepted, and the third-generation anaerobic reactor is popularized and popularized in the application of the third-generation anaerobic reactor in a plurality of high-concentration organic wastewater treatment projects such as potato processing, citric acid wastewater, alcohol wastewater, beer wastewater, pulping and papermaking wastewater and the like. However, when a reactor for high-concentration organic wastewater runs for a long time (more than one year), gas generated by reaction carries partial sludge to prompt a gas-liquid separator, and the phenomenon of sludge blockage occurs. The phenomenon of accumulating silt and blocking a return pipe also often appears in the mixing zone of the anaerobic reactor, and most of water distributors arranged in the anaerobic reactor in the prior art can not block the blockage of sludge, so that the effective tank capacity of the reactor is reduced, the running effect is poor, and even the running cannot be realized.
SUMMERY OF THE UTILITY MODEL
For solving the problem that silt is piled up in the mixed district of third generation reactor effectively, the utility model aims to provide a punctiform whirl water-locator.
The utility model adopts the following scheme:
the punctiform rotational flow water distributor comprises: the water distribution cover is of a cone structure, the top end of the water distribution cover is provided with a port for connecting or placing a water inlet branch pipe, and the conical surface part of the water distribution cover is provided with a plurality of water outlet channels for flowing out of fluid; the jet pipe is arranged in the water distribution cover, the center of the jet pipe is provided with a water inlet connected with a water inlet branch pipe, the jet pipe comprises two or more diversion branch pipes, each diversion branch pipe horizontally extends outwards along the same rotation direction from the beginning of the water inlet, the tail ends of the diversion branch pipes are provided with nozzle parts with gradually reduced calibers, and the jet direction of the nozzle parts is along the tangential direction taking the water inlet as the center of a circle; the jet pipe guides the raw water entering from the water inlet branch pipe to the nozzle part to be jetted, and the raw water centrifugally rotates along the inner wall of the water distribution cover and flows out from the water outlet channel.
In some embodiments, the point-shaped cyclone water distributor further comprises a water distribution base arranged at the bottom end of the water distribution cover, and the water distribution base closes the bottom end of the water distribution cover and is used for blocking sludge from entering the point-shaped cyclone water distributor.
In some embodiments, the conical surface portion of the water distribution cover is composed of a plurality of water distribution deflectors which are uniformly spaced, and each water distribution deflector extends from the port to the periphery of the bottom end of the water distribution cover along a conical generatrix of the water distribution cover.
In some embodiments, the water outlet channel is a space of 0.5 to 1.5cm reserved between the water distribution flow deflectors.
In some embodiments, the jet pipe includes two branch flow guide pipes, the branch flow guide pipe includes a straight section extending from the water inlet and an arc-shaped bent section having one end adjacent to the straight section, and the other end adjacent to the nozzle portion.
In some embodiments, the jet pipe includes a plurality of branch flow guide pipes, the branch flow guide pipes are smooth circular arc sections, and the nozzle portion is abutted to the tail end of the circular arc section.
In some embodiments, the flow guiding branches are arranged counterclockwise around the water inlet.
In some embodiments, each part of the dotted cyclone water distributor is made of corrosion-resistant stainless steel, and the connection modes between the water distribution flow deflectors of the water distribution cover, the water distribution cover and the water distribution base, and the jet pipe and the water inlet branch pipe are welding.
According to the utility model discloses a punctiform whirl water-locator, the beneficial effect that can obtain includes at least:
the utility model discloses a punctiform whirl water-locator is used for inner loop anaerobic reactor, and water inflow and water distribution system are formed by the combination of a plurality of punctiform whirl water-locator, realize the effect of punctiform whirl, and granular sludge and suspended solid mixed precipitation are piled up, are rotten and lead to the mud loss in the mixed region that can effectively avoid inner loop anaerobic reactor.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are not restrictive of the invention, as claimed.
Drawings
Further objects, functions and advantages of the present invention will become apparent from the following description of embodiments of the present invention, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of a preferred embodiment of the internal circulation anaerobic reactor of the present invention;
FIG. 2 is a schematic structural view of a preferred embodiment of the water and distribution system of the present invention;
FIG. 3 is a schematic structural view of a preferred embodiment of the point-like cyclone water distributor of the present invention;
fig. 4 is a schematic structural view of an embodiment of the jet pipe of the present invention;
fig. 5 is a schematic structural view of another embodiment of the jet pipe of the present invention.
Reference numerals: 1-a gas-liquid separator; 2-inert gas blowing point; 3-an upper three-phase separator; 4-a fine processing area; 5-a lower three-phase separator; 6-mixed liquid return pipe; 7-water inlet and distribution system; 8-biogas; 9-overflow water outlet zone; 10-a first riser; 11-a sludge expanded bed zone; 12-a mixing zone; 13-inlet/outlet for sludge.
Detailed Description
The objects and functions of the present invention and methods for accomplishing the same will be apparent by reference to the exemplary embodiments. However, the present invention is not limited to the exemplary embodiments disclosed below; it can be implemented in different forms. The nature of the description is merely to assist those skilled in the relevant art in a comprehensive understanding of the specific details of the invention.
Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the drawings, the same reference numerals denote the same or similar parts, or the same or similar steps.
The problem of silt and vapour and liquid separator silt is piled up for avoiding anaerobic reactor's mixing zone effectively, the utility model provides an inner loop anaerobic reactor. The anaerobic reactor comprises an upper reactor and a lower reactor which are communicated up and down, and the section of the upper reactor is smaller than that of the lower reactor. The upper reactor and the lower reactor are communicated in series, the wastewater flows from bottom to top in the anaerobic reactor, the anaerobic reaction is mainly carried out in the lower reactor, and the purified water flows out from the upper part of the lower reactor. The off-gas is discharged from the top end of the upper reactor.
In some embodiments, the lower reactor comprises: a water inlet and distribution system 7 and a sludge inlet/discharge port 13 which are positioned at the bottom of the anaerobic reactor; a lower three-phase separator 5 positioned in the middle of the anaerobic reactor; an upper three-phase separator 3 located above the lower three-phase separator 5 and spaced apart from the lower three-phase separator 5. The area where the water inlet and distribution system 7 is located is a mixing area 12, a sludge expansion area 11 is arranged between the mixing area 12 and the lower three-phase separator 5, a fine treatment area 4 is arranged between the lower three-phase separator 5 and the upper three-phase separator 3, and the top ends of the upper three-phase separator 3 and the lower reactor are an overflow water outlet area 9.
In some embodiments, the bottom end of the upper reactor is connected to the top end of the lower reactor, the upper reactor comprising: an inert gas blowing point 2 arranged at the bottom of the upper reactor; a gas-liquid separator 1 disposed in the middle of the upper reactor; and a gas outlet arranged at the top end of the upper reactor. For example, the inert gas injection point 2 may be nitrogen gas to promote the discharge of biogas generated in the biochemical reaction.
In some embodiments, wherein the anaerobic reactor further comprises: a first gas riser pipe 10 extending from the top end of the lower three-phase separator to the gas-liquid separator 1; a second gas riser pipe extending from the top end of the upper three-phase separator 3 to the gas-liquid separator 1; a mixed liquid return pipe 6 extending from the bottom end of the gas-liquid separator 1 to the mixing zone 12. Wherein the biogas converted in the sludge expansion zone 11 is collected by the lower three-phase separator 5, lifted to the gas-liquid separator 1 through a first gas riser 10, the biogas converted in the finishing zone 4 is collected by the upper three-phase separator 4, lifted to the gas-liquid separator 1 through a second gas riser, and the sludge mixed liquor lifted to the gas-liquid separator 1 through the gas riser flows back to the mixing zone 12 through the mixed liquor return pipe 6 at the gas discharge port at the top end of the upper reactor for the biogas 8.
The utility model discloses an anaerobic reactor is inside can form the liquid inner loop, makes the mass transfer process of organic matter and granular sludge strengthen, and anaerobic reactor's throughput obtains improving. The sewage directly enters the bottom of the lower reactor and is mixed with the granular sludge through a water inlet and distribution system. In the bottom high load zone there is a sludge expansion bed where the COD (chemical oxygen Demand) is mostly converted into biogas which is collected by the lower three-phase separator 5. Because COD load is high, marsh gas output is very big, can produce very strong lifting capacity in the process of rising, make sewage and some mud rise to the vapour and liquid separator 1 at top through first riser 10, the marsh gas that produces in vapour and liquid separator 1 is collected and is discharged, and the mixed solution of mud and water returns to the reactor bottom through mixed solution back flow 6 to accomplish the inner loop process. The effluent from the sludge expansion zone 11 enters the polishing zone 4 for post-treatment, where the produced biogas is collected by the upper three-phase separator 3. Because the COD concentration in the fine treatment area 4 is very small, the generated biogas amount is very small, and the hydraulic load and the biogas production load are very low, thereby being beneficial to the sedimentation and retention of the sludge. The utility model discloses an anaerobic reactor is inside can form the liquid inner loop, can not locate to generate silt at vapour and liquid separator, is favorable to equipment to last steady operation.
In some embodiments, as shown in fig. 2, the water inlet and distribution system further comprises an out-tank water distributor 200 connected to the point-shaped cyclone water distributor 100 and disposed outside the anaerobic reactor; the punctiform rotational flow water distributor 100 is connected with the water distributor 200 outside the tank through a water inlet branch pipe; the point-shaped cyclone water distributors 100 are circumferentially and uniformly arranged at the bottom end, and the center distance of each set of point-shaped cyclone water distributors is 2-4 meters.
In specific implementation, the center-to-center distance of each set of the point-shaped cyclone water distributors 100 is controlled to be 2-4 meters according to the wastewater treatment capacity of 400 tons/hour. The anaerobic reactor is uniformly arranged at the bottom of the tank. The main water inlet pipe 310 is divided into ten paths through the water distributor 200 outside the tank to enter the IC reaction tank, and the flow of the main water inlet pipe 310 is adjusted through an online electromagnetic flowmeter and a manual valve. In the anaerobic reactor, each water inlet pipeline is divided into two water inlet branch pipes 320, each branch pipe corresponds to one set of the punctiform cyclone water distributors 100, raw water enters from the upper parts of the punctiform cyclone water distributors through jet pipes and rotates along the inner walls of the punctiform cyclone water distributors 100 together with activated granular sludge and anaerobic water in an acceleration centrifugal mode.
Fig. 3 is a front view of a single point-like cyclone water distributor according to a preferred embodiment of the present invention, and fig. 4 is a top view of a jet pipe according to a preferred embodiment.
In some embodiments, as shown in fig. 3 and 4, the point-shaped cyclone water distributor 100 includes a water distribution cover 110, a jet pipe 120 disposed inside the water distribution cover 110, and the like. The water distribution cover 110 is of a cone structure, a port for connecting or placing the water inlet branch pipe 320 is arranged at the top end of the water distribution cover 110, and a plurality of water outlet channels 111 for flowing out of fluid are reserved on the conical surface of the water distribution cover 110. The center of the jet pipe 120 is a water inlet 121 connected with the water inlet branch pipe 20, the jet pipe 120 includes more than 2 flow guide branch pipes, each flow guide branch pipe extends horizontally outwards from the water inlet 121 along the same rotation direction, the tail ends of the flow guide branch pipes are nozzle parts 123 with gradually reduced calibers, and the jet direction of the nozzle parts 123 is along the tangential direction taking the water inlet 121 as the center of a circle. The jet pipe 120 guides the raw water entering from the water inlet branch pipe 320 to the nozzle 123 to jet, and the raw water, the activated granular sludge and the anaerobic water rotate together with the inner wall of the water distribution cover 110 of the dotted cyclone water distributor at an accelerated speed in a centrifugal manner, and then flows out from the water outlet channel 111. The structures of the jet pipe and the water distribution cover enable high-speed fluid formed in the original water midpoint-shaped rotational flow water distributor to flow out of the water outlet channel and generate rotational flow along a certain direction, so that sewage and granular sludge are uniformly distributed in a mixing area of the reactor, and are integrally transferred and efficiently mixed.
In some embodiments, as shown in fig. 3, the point-shaped cyclone water distributor 100 further includes a water distribution base 130 disposed at the bottom end of the water distribution cover 110, and the water distribution base 130 closes the bottom end of the water distribution cover 110 for blocking the sludge from entering the point-shaped cyclone water distributor. The utility model discloses a bottom plate has been add to punctiform whirl water-locator, has guaranteed that anaerobic reactor's anaerobic granules mud can't get into punctiform whirl water-locator, and the high-speed outflow of water channel can only be followed to the intaking to form stable whirl.
In some embodiments, the tapered portion of the water distribution cover 110 is composed of a plurality of water distribution deflectors uniformly spaced apart from each other, and each water distribution deflector extends from a port along a tapered generatrix of the water distribution cover to the outer periphery of the bottom end of the water distribution cover. For example, the water distribution deflectors may be strip-shaped stainless steel plates, and the distance between the water distribution deflectors is used as the water outlet channels 111, and the distance between the water outlet channels may be 5 to 15mm, preferably within 1 cm. In other embodiments, the water distribution cover 110 may also be an integrally formed conical housing, and the housing is uniformly provided with outflow holes to meet the water outlet requirement.
In some embodiments, as shown in fig. 4, the jet pipe 120 may include two or more branch flow guide pipes, each branch flow guide pipe includes a straight section extending from the water inlet 121 and an arc-shaped bent section 122 having one end adjacent to the straight section, and the other end of the arc-shaped bent section 122 is adjacent to the nozzle portion 123. In other embodiments, as shown in fig. 5, the jet pipe 120 may include three flow guiding branches, which may be a smooth arc segment and end with a nozzle 123.
According to the utility model discloses a punctiform whirl water-locator is preferred to arrange the water conservancy diversion branch pipe into anticlockwise to adapt to the rotation partial force of earth in northern hemisphere. In other embodiments, the number and form of flow directing branches is set according to actual requirements.
In some embodiments, the dotted cyclone distributor of the present invention is provided with the water distribution base 130, and the dotted cyclone distributor is arranged in a manner that the water distribution cover 110 is in a regular cone shape, that is, the water distribution base 130 is arranged below, and the water inlet branch pipe 320 is arranged above. Due to the existence of the water distribution base, anaerobic granular sludge in the mixing area of the anaerobic reactor cannot enter the point-shaped rotational flow water distributor, and inlet water only can flow out from the water distribution flow deflectors at a high speed, so that stable rotational flow is formed. The punctiform rotational flow water distributor with the structure can not generate the phenomena of water inlet and water distribution blockage caused by sludge, and is beneficial to the continuous and stable operation of the anaerobic reactor.
In some embodiments, the dotted cyclone water distributor of the present invention may also be arranged in a manner that the water distribution cover 110 is in an inverted cone shape. In other embodiments, the dotted cyclone water distributor of the present invention may not be equipped with the water distribution base 130, and may be arranged in a reverse conical manner, which has the advantages of good cyclone effect, and the disadvantage of partial sludge deposition, and is suitable for the reaction scene with less sludge.
In some embodiments, each component of the dotted cyclone water distributor 100 is made of corrosion-resistant stainless steel, such as 304 stainless steel, and the connection between the water distribution deflectors of the water distribution cover, the water distribution cover and the water distribution base, and the connection between the jet pipe and the water inlet branch pipe are welded. The water inlet branch pipe can be inserted into the port of the water distribution cover, the port is used as an inlet pipe orifice of the water inlet branch pipe, a pipe sleeve can be arranged at the port, a short pipe can be welded at the port of the water distribution cover, and the water inlet branch pipe is connected with the short pipe.
According to the utility model discloses an inner loop anaerobic reactor and punctiform whirl water-locator, obtainable beneficial effect includes at least:
(1) the utility model discloses an anaerobic reactor is inside can form the liquid inner loop, can not locate to generate silt at vapour and liquid separator, makes the mass transfer process of organic matter and granular sludge strengthen, and anaerobic reactor's throughput obtains improving, is favorable to equipment to last steady operation.
(2) The utility model discloses a punctiform whirl water-locator is equipped with water distribution cover, efflux pipe and base, will get into anaerobic reactor's high concentration organic waste water and granule mud, anaerobic waste water evenly distributed, automatic quenching and tempering, high-efficient the mixing in the jar. Then, a plurality of sets of rotational flow water distributors generated by calculation according to the water inlet load form point-like water distribution, so that the organic load of the anaerobic reactor is improved, the treatment efficiency is improved, and the long-time stable operation is ensured. The utility model discloses a punctiform whirl water-locator also forms punctiform system on the basis of whirl and arranges, all with arrange in anaerobic reactor's bottom, avoids the blind spot of water distribution.
(3) The utility model discloses a punctiform whirl water-locator is used for inner loop anaerobic reactor, and water inflow and water distribution system are formed by the combination of a plurality of punctiform whirl water-locator, realize the effect of punctiform whirl, and granular sludge and suspended solid mixed precipitation are piled up, are rotten and lead to the mud loss in the mixed region that can effectively avoid inner loop anaerobic reactor. Each point-shaped rotational flow water distributor can independently generate the water distribution effect of rotational flow. The size, the number and the arrangement form of the point-shaped cyclone water distributors are determined according to the treatment load of the internal circulation anaerobic reactor.
(4) The utility model discloses a punctiform whirl water-locator has not only overcome the mixed zone and has piled up silt and back flow and block up, is showing the operational effect that has improved mud expanded bed among the anaerobic reactor moreover.
(5) The utility model discloses a punctiform whirl water-locator also is applicable to other reactors, need not to change its original reactor's structure and outside configuration, change complete set water-locator on original system basis can.
(6) The utility model discloses a punctiform whirl water-locator does not increase technical staff's operation, and jamming phenomenon can not appear in the operation process, need not to maintain.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
Claims (8)
1. A dotted cyclone water distributor is characterized by comprising:
the water distribution cover is of a cone structure, the top end of the water distribution cover is provided with a port for connecting or placing a water inlet branch pipe, and the conical surface part of the water distribution cover is provided with a plurality of water outlet channels for flowing out of fluid;
the jet pipe is arranged in the water distribution cover, the center of the jet pipe is provided with a water inlet connected with a water inlet branch pipe, the jet pipe comprises two or more diversion branch pipes, each diversion branch pipe horizontally extends outwards along the same rotation direction from the beginning of the water inlet, the tail ends of the diversion branch pipes are provided with nozzle parts with gradually reduced calibers, and the jet direction of the nozzle parts is along the tangential direction taking the water inlet as the center of a circle;
the jet pipe guides the raw water entering from the water inlet branch pipe to the nozzle part to be jetted, and the raw water centrifugally rotates along the inner wall of the water distribution cover and flows out from the water outlet channel.
2. The dotted cyclone water distributor of claim 1, further comprising a water distribution base disposed at the bottom end of the water distribution cover, wherein the water distribution base closes the bottom end of the water distribution cover to block sludge from entering the dotted cyclone water distributor.
3. The dotted cyclone water distributor according to claim 1 or 2, wherein the conical surface of the water distribution cover is composed of a plurality of water distribution deflectors uniformly spaced apart from each other, and each water distribution deflector extends from the port to the outer periphery of the bottom end of the water distribution cover along the conical generatrix of the water distribution cover.
4. The dotted cyclone water distributor of claim 3, wherein the water outlet channel is a space of 0.5 to 1.5cm reserved between the water distribution deflectors.
5. The dotted cyclone water distributor according to claim 1 or 2, wherein the jet pipe comprises two branch flow guide pipes, the branch flow guide pipes comprise a straight section extending from the water inlet and an arc-shaped bent section with one end adjacent to the straight section, and the other end of the arc-shaped bent section is adjacent to the nozzle section.
6. The dotted cyclone water distributor according to claim 1 or 2, wherein the jet pipe comprises a plurality of branch flow guide pipes, the branch flow guide pipes are smooth circular arc sections, and the nozzle parts are adjacent to the tail ends of the circular arc sections.
7. The dotted cyclone water distributor according to claim 1 or 2, wherein each of the guide branch pipes is arranged counterclockwise centering on the water inlet.
8. The dotted cyclone water distributor according to claim 1 or 2, wherein each part of the dotted cyclone water distributor is made of corrosion-resistant stainless steel, and the connection modes among the water distribution flow deflectors of the water distribution cover, the water distribution cover and the water distribution base, and the jet pipe and the water inlet branch pipe are welded.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921807614.5U CN211338964U (en) | 2019-10-25 | 2019-10-25 | Punctiform whirl water-locator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921807614.5U CN211338964U (en) | 2019-10-25 | 2019-10-25 | Punctiform whirl water-locator |
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| CN211338964U true CN211338964U (en) | 2020-08-25 |
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| CN201921807614.5U Active CN211338964U (en) | 2019-10-25 | 2019-10-25 | Punctiform whirl water-locator |
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