CN214299487U - Oxidation ditch carbon source feeding system - Google Patents
Oxidation ditch carbon source feeding system Download PDFInfo
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- CN214299487U CN214299487U CN202023078172.0U CN202023078172U CN214299487U CN 214299487 U CN214299487 U CN 214299487U CN 202023078172 U CN202023078172 U CN 202023078172U CN 214299487 U CN214299487 U CN 214299487U
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- carbon source
- feeding
- oxidation ditch
- pump
- pipeline
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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 utility model provides an oxidation ditch carbon source feeding system, including oxidation ditch, delivery pump, conveying pipe, carbon source batching jar, leakage groove and interim reservoir, the lower extreme liquid outlet of carbon source batching jar passes through the delivery pump and communicates each other with the conveying pipe, and the one end and the oxidation ditch of carbon source batching jar are kept away from to the conveying pipe communicate each other, carbon source batching jar is installed at the leakage groove inboardly, and the inboard of pipeline and interim reservoir is passed through to the bottom of leakage groove communicates each other. The utility model discloses can effectively avoid carbon source batching jar to appear the material and reveal, avoid carbon source polluted environment, have good application prospect.
Description
Technical Field
The utility model relates to a water treatment facilities field especially relates to an oxidation ditch carbon source feeding system.
Background
An oxidation ditch, also called oxidation ditch, is a structure for treating sewage by an activated sludge process, and because a closed annular ditch is adopted, sewage and activated sludge continuously and circularly flow in an aeration channel, and the corresponding channel has a large occupied area, the oxidation ditch is usually arranged in an open field, and activated sludge in the oxidation ditch needs to supplement a carbon source, so that a feeding tank is usually arranged near a carbon source supplementing point of the oxidation ditch. However, the open design of the carbon source storage tank is not easy to control pollution, and the carbon source needs to be configured before being added, so that the adding amount cannot be accurately ensured through manual control.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an easily supervisory control can effectively avoid revealing the oxidation ditch carbon source feeding system of pollution.
The technical scheme of the utility model is realized like this: the utility model provides an oxidation ditch carbon source feeding system, including oxidation ditch, delivery pump, conveying pipe, carbon source batching jar, leakage groove and interim reservoir, the lower extreme liquid outlet of carbon source batching jar passes through the delivery pump and communicates each other with the conveying pipe, and the one end and the oxidation ditch of carbon source batching jar are kept away from to the conveying pipe communicate each other, carbon source batching jar is installed at the leakage groove inboardly, and the inboard of pipeline and interim reservoir is passed through to the bottom of leakage groove communicates each other.
On the basis of the technical scheme, preferably, the feeding pipe is respectively communicated with the pre-anoxic section, the anaerobic section and the anoxic section of the oxidation ditch, and each communication pipeline is provided with a corresponding control valve which is respectively used for controlling the opening and closing of the feeding port of the corresponding area, so that different nitrogen and phosphorus removal effects are realized by feeding carbon sources at different positions.
On the basis of the technical scheme, preferably, the leakage groove is of a cofferdam structure, and the confined weir wall is arranged on the ground, so that the leaked liquid is confined and collected.
On the basis of the technical scheme, the carbon source proportioning tank preferably further comprises a first feeding control valve, and the first feeding control valve is installed on a pipeline between the feeding pump and the carbon source proportioning tank.
On the basis of the technical scheme, preferably, the number of the feeding pumps is two, the two feeding pumps are connected in parallel, and a first feeding control valve is arranged on a pipeline between each feeding pump and the carbon source batching tank.
On above technical scheme's basis, preferred, still include stand-by pump and stand-by pipeline, the lower extreme liquid outlet of carbon source batching jar still communicates with each other through stand-by pump and stand-by pipeline, the one end and the oxidation ditch intercommunication of carbon source batching jar are kept away from to stand-by pipeline.
Still further preferably, the system further comprises a second feeding control valve, and the second feeding control valve is arranged on a pipeline between the standby pump and the carbon source batching tank.
On the basis of the technical scheme, the carbon source proportioning tank preferably further comprises a liquid level meter, and the liquid level meter is installed in the carbon source proportioning tank.
On the basis of the technical scheme, preferred, still include carbon source storage tank, charge pump, water storage tank and intake pump, the bottom discharge mouth of carbon source storage tank communicates each other through the feed inlet of charge pump with carbon source batching jar, and the delivery port of the bottom of water storage tank communicates each other through the water inlet of intake pump with carbon source batching jar.
On the basis of the technical scheme, preferably, the carbon source storage tank and the water storage tank are both arranged on the inner side of the leakage groove.
On the basis of the technical scheme, the carbon source storage tank preferably further comprises a feed valve and a water inlet valve, wherein the feed valve is arranged on a pipeline between a feed pump and the carbon source storage tank, and the water inlet valve is arranged on a pipeline between the water inlet pump and the water storage tank.
On the basis of the technical scheme, preferably, an anticorrosive layer is arranged on the inner side surface of the temporary storage pool.
The utility model discloses an oxidation ditch carbon source feeding system has following beneficial effect for prior art:
(1) the utility model discloses an oxidation ditch carbon source feeding system sets up corresponding leakage groove and interim reservoir through below carbon source batching jar to realize concentrating the collection and storing to the material of revealing, avoid the revealing of material;
(2) thereby entire system still is provided with parallelly connected delivery pump and realizes rotation work, guarantees the normal operating of delivery pump, for further realizing better security performance, still is provided with the stand-by pump and the stand-by pipeline that corresponds, avoids the delivery pump to go wrong simultaneously or the unable normal work of jam appears in the delivery pipeline.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a connection diagram of the carbon source feeding system of the oxidation ditch of the present invention.
In the figure: 1-oxidation ditch, 2-feeding pump, 3-feeding pipe, 4-carbon source batching tank, 5-leakage groove, 6-temporary storage pool, 7-first feeding control valve, 8-standby pump, 9-standby pipeline, 10-second feeding control valve, 11-liquid level meter, 12-carbon source storage tank, 13-feeding pump, 14-water storage tank, 15-water inlet pump, 16-feeding valve, 17-water inlet valve and 18-anticorrosive layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1, the utility model discloses an oxidation ditch carbon source feeding system, it includes oxidation ditch 1, charge pump 2, conveying pipe 3, carbon source batching jar 4, leakage groove 5 and interim reservoir 6, and the lower extreme liquid outlet of carbon source batching jar 4 passes through conveying pump 2 and the mutual intercommunication of conveying pipe 3, and the one end and the oxidation ditch 1 mutual intercommunication of carbon source batching jar 4 are kept away from to conveying pipe 3, carbon source batching jar 4 is installed at leakage groove 5 inboardly, and pipeline and interim reservoir 6's inboard intercommunication is passed through to leakage groove 5's bottom.
In the above embodiment, the feeding pipe 3 is respectively communicated with the pre-anoxic section, the anaerobic section and the anoxic section of the oxidation ditch 1, and each communicating pipe is provided with a corresponding control valve for controlling the opening and closing of the feeding ports of the corresponding areas, different nitrogen and phosphorus removal effects are realized by feeding carbon sources at different positions, the feeding pump 2 is used for conveying the carbon source in the carbon source proportioning tank 4 to the oxidation ditch 1, the carbon source proportioning tank 4 is used for temporarily storing the carbon source to be fed, specifically, the carbon source is selected from sodium acetate, the leakage trough 5 is used for preventing the leakage of the carbon source proportioning tank 4 and collecting the leaked carbon source, the leakage trough 5 surrounds the carbon source proportioning tank 4 by adopting a cofferdam mode for internal measurement, the bottom of the leakage trough 5 is also provided with a pipeline communicated with the temporary storage tank 6, the temporary storage tank 6 is used for storing the collected leaked carbon source for standby, through above-mentioned structure can effectively avoid the carbon source to reveal to external environment and lead to the pollution.
In the specific embodiment, the carbon source proportioning tank further comprises a first feeding control valve 7, and the first feeding control valve 7 is arranged on a pipeline between the feeding pump 2 and the carbon source proportioning tank 4.
In the above embodiment, the first feeding control valve 7 is used to control the feeding pipeline to open and close, and the first feeding control valve 7 may preferably be an electric control valve, and the controller controls the first feeding control valve 7 to achieve the purpose of remotely controlling the pipeline to open and close.
In a specific embodiment, the number of the feeding pumps 2 is two, the two feeding pumps 2 are connected in parallel, and a first feeding control valve 7 is installed on a pipeline between each feeding pump 2 and the carbon source batching tank 4.
In the above embodiment, two feeding pumps 2 are arranged in parallel, so that the intermittent operation of the two feeding pumps 2 can be realized, the feeding pumps 2 are ensured to have the temporary maintenance time, a first feeding control valve 7 is arranged on a pipeline corresponding to each feeding pump 2, and any one of the feeding pumps 2 can be opened or closed through external control.
In the specific implementation mode, the device further comprises a standby pump 8 and a standby pipeline 9, a liquid outlet at the lower end of the carbon source batching tank 4 is communicated with the standby pipeline 9 through the standby pump 8, and one end, far away from the carbon source batching tank 4, of the standby pipeline 9 is communicated with the oxidation ditch 1.
In the above embodiment, in order to avoid two feeding pumps 2 from breaking down simultaneously and leading to unable timely pay-off, still set up a stand-by pump 8, stand-by pump 8 sets up an solitary standby pipeline 9 and carries out the pay-off simultaneously, can also prevent because the unable pay-off problem that the conveying pipe 3 broke down and lead to, make the fault-tolerant rate of entire system higher.
In the specific embodiment, the device also comprises a second feeding control valve 10, and the second feeding control valve 10 is installed on the pipeline between the standby pump 8 and the carbon source proportioning tank 4.
In the above embodiment, the second feeding control valve 10 is used for controlling the opening and closing of the standby pipeline 9, the second feeding control valve 10 may preferably be an electric control valve, the opening and closing of the second feeding control valve 10 is controlled by an external controller, and the controller controls the first feeding control valve 7, the second feeding control valve 10 and the corresponding feeding pump 2 and standby pump 8 to realize the selection of the feeding pipeline.
In the specific embodiment, the carbon source proportioning tank further comprises a liquid level meter 11, and the liquid level meter 11 is installed in the carbon source proportioning tank 4.
In the above embodiment, in order to more accurately control the amount of carbon source fed, the liquid level meter 11 is installed in the carbon source batching tank 4, so as to facilitate the liquid level metering, and the external controller is used to realize the automatic control of feeding.
In the specific implementation mode, still include carbon source storage tank 12, charge pump 13, water storage tank 14 and intake pump 15, the bottom discharge mouth of carbon source storage tank, 12 passes through charge pump 13 and communicates each other with the feed inlet of carbon source batching jar 4, and the delivery port of the bottom of water storage tank 14 passes through intake pump 15 and communicates each other with the water inlet of carbon source batching jar 4.
In the above embodiment, the carbon source storage tank 12 is used to store a carbon source, the water storage tank 14 is used to store water for carbon source configuration, a solution for carbon source feeding is configured by mixing a carbon source and water, the carbon source storage tank 12 pumps the carbon source through the feeding pump 13, the water storage tank 14 pumps water for ingredient preparation through the water feeding pump 15, and both the feeding pump 13 and the water feeding pump 15 can be controlled by an external controller.
In the specific embodiment, the carbon source storage tank 12 and the water storage tank 14 are both installed inside the leakage groove 5.
In the above embodiment, in order to avoid the carbon source storage tank 12 and the water storage tank 14 from leaking and polluting the environment, the carbon source storage tank 12 and the water storage tank 14 are also arranged inside the leakage groove 5, so that the leakage and pollution can be effectively avoided.
In the specific embodiment, the system further comprises a feed valve 16 and a feed valve 17, wherein the feed valve 16 is arranged on a pipeline between the feed pump 13 and the carbon source storage tank 13, and the feed valve 17 is arranged on a pipeline between the feed pump 15 and the water storage tank 14.
In the above embodiment, the inlet valve 16 and the inlet valve 17 facilitate automatic control of opening and closing of the corresponding pipelines, and the inlet valve 16 and the inlet valve 17 are automatically controlled by being connected to an external controller.
In a specific embodiment, the inside surface of the temporary reservoir 6 is provided with a corrosion protection layer 18.
In the above embodiment, in order to prevent the leaked material from corroding the temporary storage 6, the anticorrosive layer 18 is provided on the surface of the temporary storage 6, and preferably, the anticorrosive layer 18 is a teflon coating.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An oxidation ditch carbon source feeding system comprises an oxidation ditch (1) and is characterized by further comprising a feeding pump (2), a feeding pipe (3), a carbon source batching tank (4), a leakage groove (5) and a temporary storage pool (6), wherein a liquid outlet at the lower end of the carbon source batching tank (4) is communicated with the feeding pipe (3) through the feeding pump (2), one end of the feeding pipe (3) far away from the carbon source batching tank (4) is communicated with the oxidation ditch (1), the feeding pipe (3) is communicated with a pre-anoxic section, an anaerobic section and an anoxic section of the oxidation ditch (1) respectively, and each communicating pipeline is provided with a control valve which is respectively used for controlling the opening and the closing of the material feeding port of the corresponding reaction section, different nitrogen and phosphorus removal effects are realized by putting in carbon sources of different reaction sections, the carbon source batching tank (4) is arranged on the inner side of the leakage groove (5), and the bottom of the leakage groove (5) is communicated with the inner side of the temporary storage pool (6) through a pipeline.
2. The carbon source feeding system for the oxidation ditch of claim 1, further comprising a first feeding control valve (7), wherein the first feeding control valve (7) is installed on a pipeline between the feeding pump (2) and the carbon source batching tank (4).
3. The carbon source feeding system for the oxidation ditch as claimed in claim 2, wherein the number of the feeding pumps (2) is two, the two feeding pumps (2) are connected in parallel, and a first feeding control valve (7) is arranged on a pipeline between each feeding pump (2) and the carbon source batching tank (4).
4. The carbon source feeding system for the oxidation ditch of claim 1, further comprising a standby pump (8) and a standby pipeline (9), wherein the liquid outlet at the lower end of the carbon source mixing tank (4) is also communicated with the standby pipeline (9) through the standby pump (8), and the end of the standby pipeline (9) far away from the carbon source mixing tank (4) is communicated with the oxidation ditch (1).
5. The carbon source feeding system for the oxidation ditch of claim 4, further comprising a second feeding control valve (10), wherein the second feeding control valve (10) is installed on the pipeline between the backup pump (8) and the carbon source batching tank (4).
6. The carbon source feeding system for the oxidation ditch of claim 1, further comprising a liquid level meter (11), wherein the liquid level meter (11) is installed in the carbon source batching tank (4).
7. The carbon source feeding system for the oxidation ditch of claim 1, further comprising a carbon source storage tank (12), a feeding pump (13), a water storage tank (14) and a water feeding pump (15), wherein the bottom discharge port of the carbon source storage tank (12) is communicated with the feeding port of the carbon source batching tank (4) through the feeding pump (13), and the bottom water outlet of the water storage tank (14) is communicated with the water inlet of the carbon source batching tank (4) through the water feeding pump (15).
8. The carbon source feeding system for the oxidation ditch of claim 7, wherein the carbon source storage tank (12) and the water storage tank (14) are installed inside the leakage chute (5).
9. The carbon source feeding system for the oxidation ditch of claim 7, further comprising a feed valve (16) and a feed valve (17), wherein the feed valve (16) is installed on a pipeline between the feed pump (13) and the carbon source storage tank (12), and the feed valve (17) is installed on a pipeline between the feed pump (15) and the water storage tank (14).
10. The carbon source feeding system for the oxidation ditch of claim 1, wherein the inner side surface of the temporary storage pool (6) is provided with an anticorrosive layer (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023078172.0U CN214299487U (en) | 2020-12-20 | 2020-12-20 | Oxidation ditch carbon source feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023078172.0U CN214299487U (en) | 2020-12-20 | 2020-12-20 | Oxidation ditch carbon source feeding system |
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| Publication Number | Publication Date |
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| CN214299487U true CN214299487U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023078172.0U Active CN214299487U (en) | 2020-12-20 | 2020-12-20 | Oxidation ditch carbon source feeding system |
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| CN (1) | CN214299487U (en) |
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- 2020-12-20 CN CN202023078172.0U patent/CN214299487U/en active Active
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