CN213171510U - Be used for sewage treatment engineering foul gas collection system - Google Patents
Be used for sewage treatment engineering foul gas collection system Download PDFInfo
- Publication number
- CN213171510U CN213171510U CN202021443141.8U CN202021443141U CN213171510U CN 213171510 U CN213171510 U CN 213171510U CN 202021443141 U CN202021443141 U CN 202021443141U CN 213171510 U CN213171510 U CN 213171510U
- Authority
- CN
- China
- Prior art keywords
- sewage treatment
- pipeline
- collecting hood
- gas collecting
- external sealed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000001877 deodorizing effect Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000004332 deodorization Methods 0.000 abstract description 11
- 238000009423 ventilation Methods 0.000 description 7
- 239000002351 wastewater Substances 0.000 description 4
- 239000010842 industrial wastewater Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010170 biological method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a foul gas collecting system for sewage treatment engineering, which comprises a treatment pool, a first pipeline, a deodorizing fan and a second pipeline which are connected; the treatment pool is provided with a manhole, the manhole is provided with a manhole cover plate, and the manhole cover plate and the manhole are sealed through a water seal structure. The utility model provides a be used for sewage treatment engineering foul gas collecting system effectively prevents that the foul smell from revealing, improves deodorization efficiency, improves the all ring edge borders of factory.
Description
Technical Field
The utility model relates to a sewage treatment field especially relates to a be used for sewage treatment engineering foul gas collection system.
Background
The sewage treatment is to treat the wastewater by physical, chemical and biological methods, so that the wastewater is purified, the pollution is reduced, the wastewater is recycled and reused, and water resources are fully utilized. However, the current treatment of industrial wastewater has the following problems: 1) for industrial wastewater, because the concentration of organic pollutants is high, the hardness is high, the odor of the wastewater and sludge is large, and large ventilation times need to be considered during deodorization, so that the amount of generated odor is large; 2) for the treatment of high-difficulty industrial wastewater, the underwater equipment is frequently overhauled, the number of the access holes and the opening and closing times are correspondingly increased, and the odor in the pool is inevitably leaked; 3) when the fan deodorization system operates, the wind speed at the inlet and the outlet of the fan is high, vibration exists in mechanical equipment, and a certain air leakage coefficient exists in valves and pipe fittings, so that a certain air leakage phenomenon is inevitable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be used for sewage treatment engineering foul gas collecting system effectively prevents that the foul smell from revealing, improves deodorization efficiency, improves the all ring edge borders of factory.
In order to achieve the purpose, the utility model provides a foul gas collecting system for sewage treatment engineering, which comprises a treatment pool, a first pipeline, a deodorizing fan and a second pipeline which are connected; the treatment pool is provided with a manhole, the manhole is provided with a manhole cover plate, and the manhole cover plate and the manhole are sealed through a water seal structure.
As a further improvement of the utility model, the device also comprises an external sealed gas collecting hood, wherein the output end of the first pipeline, the deodorizing fan and the input end of the second pipeline are all positioned in the external sealed gas collecting hood; and a leaked malodorous gas recovery system is connected between the external sealed gas-collecting hood and the side wall of the first pipeline.
As the utility model discloses a further improvement, the water seal structure is including setting up the annular turn-ups at manhole cover plate edge, still including setting up the annular water seal groove at manhole top edge, the annular turn-ups of manhole cover plate is located the annular water seal inslot.
As a further improvement of the utility model, the leaked malodorous gas recovery system comprises a bypass pipe, the input end of the bypass pipe is communicated with the external sealed gas collecting hood, and the output end of the bypass pipe is communicated with the side wall of the first pipeline; the bypass pipe is provided with a first valve.
As a further improvement, the external sealing gas-collecting hood is connected with a pressure gauge on the side wall.
As a further improvement of the utility model, the utility model also comprises a controller; the first valve is an electric valve, and the first valve and the pressure gauge are both electrically connected with the controller.
As a further improvement of the utility model, a movable opening and closing door is arranged on the external sealing gas collecting hood.
As a further improvement of the utility model, the bottom of the external sealed gas collecting hood is connected with the deodorizing fan through a fan base; annular steel plates are embedded around the fan foundation, and the bottom of the external sealed gas collecting hood is connected with the annular steel plates.
Advantageous effects
Compared with the prior art, the utility model discloses an advantage that is used for sewage treatment engineering foul gas collection system does:
1. the annular water seal groove is additionally repaired around the access hole, so that the annular flanging of the access hole cover plate can extend into the position below the liquid level of the water seal groove. Under the water seal effect, gas can not overflow through the gap all around of access hole, enables the inside little negative pressure that keeps of pond, is favorable to deodorizing fan to collect. The access hole is sealed through a water seal structure, so that the deodorization efficiency is improved, and the surrounding environment of a plant area is improved.
2. The leakage of the malodorous gas caused by the problems of the tightness of the device and the pipe system and the like in the process of collecting the malodorous gas by the deodorizing device can be reduced, and the leaked malodorous gas on the external closed gas collecting hood is collected and recovered by the recovery system, so that the reliability of the system is enhanced.
The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.
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 structural view of a foul gas collecting system for use in a sewage treatment plant;
FIG. 2 is a structural view of a treatment tank and a water seal structure;
figure 3 is a top view of the deodorizing fan, the duct and the externally sealed gas collecting channel.
Detailed Description
Embodiments of the present invention will now be described with reference to the accompanying drawings.
Examples
The utility model discloses a specific embodiment is as shown in fig. 1 to fig. 3, a be used for sewage treatment engineering foul gas collecting system, including the processing pond 5 that is connected, first pipeline 3, deodorization fan 21 and second pipeline 4. The input end of the first pipeline 3 is communicated with the inner wall of the treatment pool 5. The treatment tank 5 is provided with an access hole 13, the access hole 13 is provided with an access hole cover plate 11, and the access hole cover plate 11 and the access hole 13 are sealed through a water seal structure. The device also comprises an external sealed gas-collecting hood 22, and the output end of the first pipeline 3, the deodorizing fan 21 and the input end of the second pipeline 4 are all positioned in the external sealed gas-collecting hood 22. A leaked malodorous gas recovery system is connected between the external sealed gas-collecting hood 22 and the side wall of the first pipeline 3.
In this embodiment, a first ventilation butterfly valve 231 and a first rubber soft joint 241 are sequentially connected between the output end of the first pipeline 3 and the input end of the deodorizing fan 21 along the gas flow direction. A second rubber soft joint 242 and a second ventilation butterfly valve 232 are sequentially connected between the output end of the deodorization fan 21 and the input end of the second pipeline 4 along the gas flow direction. The first ventilation butterfly valve 231, the first rubber soft joint 241, the second rubber soft joint 242 and the second ventilation butterfly valve 232 are all positioned in the outer sealed gas collecting hood 22. A first support frame 281 is connected between the external sealed gas-collecting hood 22 and the first ventilation butterfly valve 231, and a second support frame 282 is connected between the external sealed gas-collecting hood 22 and the second ventilation butterfly valve 232.
The water seal structure comprises an annular flange 111 arranged at the edge of the manhole cover plate 11 and an annular water seal groove 12 arranged at the top edge of the manhole 13, and the annular flange 111 of the manhole cover plate 11 is positioned in the annular water seal groove 12. When the deodorization device is used, water or other liquid is filled in the annular water seal groove 12, the annular flanging 111 of the access hole cover plate 11 extends below the liquid level of the annular water seal groove 12, odor cannot diffuse out from gaps around the access hole 13, and therefore the inside of the treatment pool 5 can be kept in a micro negative pressure state, the deodorization fan 21 can conveniently suck air, and the deodorization collection efficiency is improved.
The leaked malodorous gas recovery system comprises a bypass pipe 29, the input end of the bypass pipe 29 is communicated with the external sealed gas collecting hood 22, and the output end of the bypass pipe 29 is communicated with the side wall of the first pipeline 3. The bypass pipe 29 is provided with a first valve 210. The pressure gauge 25 is connected to the side wall of the external sealed gas-collecting hood 22. The system also includes a controller. The first valve 210 is an electric butterfly valve, and the first valve 210 and the pressure gauge 25 are electrically connected to the controller. The bypass duct 29 is level with the fan inlet.
When the air leaks from the inlet and outlet of the deodorizing fan 21, the pressure in the external sealed air-collecting hood 22 gradually increases. When the pressure gauge 25 reaches the set maximum value, the controller sends an opening instruction to the electric butterfly valve 210 on the bypass pipe 29, and the electric butterfly valve 210 is opened. The deodorization fan 21 sucks the gas in the external sealed gas collecting hood 22 to a certain degree, the pressure in the hood is too low, the controller issues an instruction, the electric butterfly valve 210 on the bypass pipe 29 is closed, and the function of recovering the odor through automatic control is achieved.
The external sealed gas-collecting hood 22 is provided with a movable opening and closing door, which is convenient for equipment maintenance and pipe fitting replacement. The bottom of the external sealed gas-collecting hood 22 is connected with the deodorizing fan 21 through a fan base 27. Annular steel plates are embedded around the fan foundation 27, and the bottom of the external sealing gas collecting hood 22 is welded with the annular steel plates to ensure the sealing property.
The present invention has been described above with reference to the preferred embodiments, but the present invention is not limited to the above-disclosed embodiments, and various modifications, equivalent combinations, which are made according to the essence of the present invention, should be covered.
Claims (8)
1. A foul gas collecting system for sewage treatment engineering comprises a treatment pool (5), a first pipeline (3), a deodorizing fan (21) and a second pipeline (4) which are connected; the treatment tank (5) is provided with an access hole (13), and is characterized in that the access hole (13) is provided with an access hole cover plate (11), and the access hole cover plate (11) and the access hole (13) are sealed through a water seal structure.
2. The foul gas collecting system for sewage treatment projects according to claim 1, further comprising an external sealed gas-collecting hood (22), wherein the output end of the first pipeline (3), the deodorizing fan (21) and the input end of the second pipeline (4) are all located in the external sealed gas-collecting hood (22); a leaked malodorous gas recovery system is connected between the external sealed gas collecting hood (22) and the side wall of the first pipeline (3).
3. The foul gas collecting system for sewage treatment engineering according to claim 1, wherein the water sealing structure comprises an annular flange (111) arranged at the edge of the manhole cover plate (11), and further comprises an annular water sealing groove (12) arranged at the top edge of the manhole (13), and the annular flange (111) of the manhole cover plate (11) is located in the annular water sealing groove (12).
4. The foul gas collecting system for sewage treatment projects according to claim 2, wherein the leaked foul gas recovering system comprises a bypass pipe (29), the input end of the bypass pipe (29) is communicated with the external sealed gas collecting hood (22), and the output end of the bypass pipe (29) is communicated with the side wall of the first pipeline (3); the bypass pipe (29) is provided with a first valve (210).
5. The foul gas collecting system for sewage treatment projects according to claim 4, wherein a pressure gauge (25) is connected to the side wall of the external sealed gas-collecting hood (22).
6. The malodorous gas collection system for sewage treatment engineering as claimed in claim 5, further comprising a controller; the first valve (210) is an electric valve, and the first valve (210) and the pressure gauge (25) are both electrically connected with the controller.
7. The malodorous gas collection system for sewage treatment engineering as claimed in claim 2, wherein the external sealed gas-collecting hood (22) is provided with a movable open-close door.
8. The foul gas collecting system for sewage treatment projects according to claim 2, wherein the bottom of the external sealed gas collecting hood (22) is connected with the deodorizing fan (21) through a fan base (27); annular steel plates are embedded around the fan foundation (27), and the bottom of the external sealed gas collecting hood (22) is connected with the annular steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021443141.8U CN213171510U (en) | 2020-07-21 | 2020-07-21 | Be used for sewage treatment engineering foul gas collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021443141.8U CN213171510U (en) | 2020-07-21 | 2020-07-21 | Be used for sewage treatment engineering foul gas collection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213171510U true CN213171510U (en) | 2021-05-11 |
Family
ID=75794280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021443141.8U Expired - Fee Related CN213171510U (en) | 2020-07-21 | 2020-07-21 | Be used for sewage treatment engineering foul gas collection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213171510U (en) |
-
2020
- 2020-07-21 CN CN202021443141.8U patent/CN213171510U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhongguancun Technology Leasing Co.,Ltd. Assignor: GUANGZHOU SINOVAST ENERGY ENVIRONMENTAL PROTECTION GROUP CO.,LTD. Contract record no.: X2022980000098 Denomination of utility model: A malodorous gas collection system for sewage treatment engineering Granted publication date: 20210511 License type: Exclusive License Record date: 20220106 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A malodorous gas collection system for sewage treatment engineering Effective date of registration: 20220110 Granted publication date: 20210511 Pledgee: Zhongguancun Technology Leasing Co.,Ltd. Pledgor: GUANGZHOU SINOVAST ENERGY ENVIRONMENTAL PROTECTION GROUP CO.,LTD. Registration number: Y2022110000003 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |