CN212403905U - Device for preventing sludge dewatering system from being blocked - Google Patents
Device for preventing sludge dewatering system from being blocked Download PDFInfo
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- CN212403905U CN212403905U CN202020433059.0U CN202020433059U CN212403905U CN 212403905 U CN212403905 U CN 212403905U CN 202020433059 U CN202020433059 U CN 202020433059U CN 212403905 U CN212403905 U CN 212403905U
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Abstract
The utility model discloses a prevent sludge dewatering system blocking device, including the sewage inlet tube, sludge thickening tank, the sludge inlet pipe, the sludge delivery pump, the sludge outlet pipe, the sludge dewaterer, mud back flow and back flush pipeline, sludge thickening tank passes through sludge inlet union coupling sludge delivery pump, the sludge delivery pump passes through the sludge outlet pipe and is connected the sludge dewaterer with sludge dewaterer valve, be connected with mud back flow to sludge thickening tank on the sludge outlet pipe, be equipped with the sampling point on the mud back flow, back flush pipeline delivery port is connected the sludge inlet pipe and is located between mud inlet pipe and the sludge delivery pump entry hand door. The utility model aims at providing a prevent sludge dewatering system blocking device through increasing mud back flow and back flush pipeline, reduces the inlet pipeline and blocks up, avoids mud to deposit for a long time and forms the solidification, blocks up the condition of mud delivery pump inlet pipeline, and increases the sampling point on the mud back flow, realizes index monitoring purposes such as sewage concentration.
Description
Technical Field
The utility model relates to a sludge treatment technical field especially relates to a prevent sludge dewatering system and block up device.
Background
When the sludge is treated, after sewage enters the sludge concentration tank, the sludge is settled to the bottom of the sludge concentration tank under the action of gravity, the sludge is collected at the bottom of the sludge concentration tank by a sludge scraper, and the sludge is pumped to a sludge dewatering machine by a sludge delivery pump for sludge dewatering.
Because the solid content of the sewage is uncertain in the actual production, the sludge dewatering machine does not operate for a long time, so that the sludge conveying pump is also in a shutdown state, the sludge in the sludge concentration tank is solidified due to long-term sedimentation, a sludge inlet pipeline is blocked, and the sludge concentration tank cannot be dredged due to high water level and high static pressure; because the sludge is deposited at the bottom of the sludge concentration tank, the sludge solid content rate cannot be detected, and the sludge solid content rate in the sludge concentration tank cannot be tracked in real time.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model aims at providing a prevent that sludge dewatering system from blockking up device through having increased mud back flow and back flush pipeline, reduces the inlet pipeline and blocks up, has avoided mud to deposit for a long time and form the solidification to block up the condition of mud delivery pump inlet pipeline, and through increase the sampling point on the mud back flow, contain the solid rate to mud in the sludge thickening pond and trail in real time, ensure that indexes such as sewage concentration can realize the monitoring purpose.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a prevent sludge dewatering system blocking device, includes sewage inlet tube, sludge thickening tank, sludge inlet pipe, sludge transfer pump, sludge outlet pipe, sludge dewaterer, mud back flow and back flush pipeline, sewage advances water piping connection sludge thickening tank, sludge thickening tank passes through sludge inlet union coupling sludge transfer pump, sludge transfer pump passes through sludge outlet pipe and is connected sludge dewaterer with the sludge dewaterer valve, be connected with mud back flow to sludge thickening tank on the sludge outlet pipe, be provided with the sampling point on the mud back flow, high-pressure compressed air or running water are connected to back flush pipeline's water inlet, and its delivery port is connected the sludge inlet pipe and is located between sludge inlet pipe and the manual door of sludge transfer pump entry.
Furthermore, a mud scraper is arranged in the mud thickener and is driven by a mud scraper motor.
Furthermore, an expansion joint is arranged on the sludge inlet pipe, and two ends of the expansion joint are communicated with the sludge inlet pipe.
Furthermore, a return pipe valve is arranged on the sludge return pipe.
Furthermore, a sludge outlet pipe is provided with a manual door of a sludge delivery pump outlet.
Furthermore, the manual door of the sludge conveying pump inlet is arranged on the sludge inlet pipe, and the sludge outlet pipe is provided with the manual door of the sludge conveying pump outlet.
Further, still include the overflow water pipe, the overflow water pipe sets up on sludge concentration tank upper portion and communicates with sludge concentration tank.
The utility model has the advantages that:
the utility model has the advantages that the sludge return pipe and the back flush pipeline are added, so that the sludge deposited at the bottom of the sludge concentration tank is in a flowing state, the sludge is prevented from being solidified due to long-term sedimentation, the blockage of an inlet pipeline is reduced, and the sludge delivery pump is kept to operate for a long time, thereby blocking the inlet pipeline of the sludge delivery pump; because sludge dewaterer handles sewage and has the minimum solid content requirement, in the production process in the past, can't detect sludge thickening tank sewage concentration and whether reach the minimum solid content requirement, there is certain passive condition, the utility model discloses a but set up the sampling point periodic detection sludge thickening tank in the sewage index, carry out real-time tracking to sludge thickening tank in the solid content rate to confirm whether the sludge dewaterer drops into the operation, ensure that indexes such as sewage concentration can realize the monitoring purpose.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 schematic diagram of the structure of the present invention.
Wherein:
1. a sewage inlet pipe; 2. a sludge concentration tank; 3. a mud scraper motor; 4. a mud scraper; 5. a sludge inlet pipe; 6. an expansion joint; 7. a sludge delivery pump; 8. a manual door of the sludge delivery pump inlet; 9. a sludge outlet pipe; 10. an outlet manual door of the sludge conveying pump; 11. a sludge dewatering machine valve; 12. a sludge return pipe; 13. a return line valve; 14. sampling points; 15. back flushing the pipeline; 16. an overflow water pipe;
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figure 1, the device for preventing the sludge dewatering system from being blocked comprises a sewage inlet pipe 1, a sludge concentration tank 2, a sludge inlet pipe 5, a sludge delivery pump 7, a sludge outlet pipe 9, a sludge dewatering machine 10, a sludge return pipe 12 and a back flush pipeline 15, wherein the sewage inlet pipe 1 is connected with the sludge concentration tank 2, a sludge scraper 4 is arranged in the sludge concentration tank 2, the sludge scraper 4 is driven by a sludge scraper motor 3, the sludge concentration tank 2 is connected with the sludge delivery pump 7 through the sludge inlet pipe 5, an expansion joint 6 is arranged on the sludge inlet pipe 5, two ends of the expansion joint 6 are communicated with the sludge inlet pipe 5, a sludge delivery pump inlet manual door 8 is arranged on the sludge inlet pipe, the sludge delivery pump 7 is connected with the sludge dewatering machine through a sludge outlet pipe 9 and a sludge dewatering machine valve 11, and the sludge return pipe 12 is connected to the sludge concentration tank 2 on the sludge outlet pipe 9, the sludge return pipe 12 is provided with a return pipe valve 13, the sludge return pipe 12 is provided with a sampling point 14, a water inlet of the backwashing pipeline 15 is connected with high-pressure compressed air or tap water, and a water outlet of the backwashing pipeline is connected with the sludge inlet pipe 5 and is positioned between the sludge inlet pipe 5 and the manual valve of the sludge delivery pump 7 inlet.
The sewage treatment system further comprises an overflow water pipe 16, wherein the overflow water pipe 16 is arranged at the upper part of the sewage concentration tank 2 and is communicated with the sewage concentration tank 2.
The working mode is as follows:
after sewage enters a sludge concentration tank 2 through a sewage inlet pipe 1, sludge is settled to the bottom of the sludge concentration tank 2 under the action of gravity, the sludge is collected at the bottom of the sludge concentration tank 2 by a sludge scraper 4, the sludge is pumped to a sludge dewatering machine through a sludge dewatering machine valve 11 by a sludge delivery pump 7 for sludge dewatering, in order to prevent the sludge inlet pipe 5 from being blocked, a sludge return pipe 12 is additionally arranged at a sludge outlet pipe 9, when the sludge concentration monitored from a sampling point 14 is higher than the minimum solid content requirement of the sludge dewatering machine inlet, the sludge dewatering machine valve 11 is opened, the return pipe valve 13 is closed, and sludge dewatering work is started; when the monitored sludge concentration at the sampling point 14 is lower than the minimum solid content requirement of the sludge dewatering machine, opening a return pipe valve 13 and closing a sludge dewatering machine valve 11; when the pipeline between the sludge inlet pipe 5 and the sludge delivery pump 7 is slightly blocked, the manual door 8 at the inlet of the sludge delivery pump is closed, and the added back flushing pipeline 15 is used for back flushing by utilizing high-pressure compressed air or fresh water, so that the condition that the sludge is precipitated for a long time to form solidification, and the pipeline at the inlet of the sludge delivery pump 7 is blocked is avoided.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a prevent sludge dewatering system blocking device, a serial communication port, including sewage inlet tube, sludge thickening tank, mud inlet tube, sludge delivery pump, sludge outlet pipe, sludge dewaterer, mud back flow and back flush pipeline, sewage advances water piping connection sludge thickening tank, sludge thickening tank passes through sludge inlet tube connection sludge delivery pump, sludge delivery pump passes through sludge outlet pipe and is connected sludge dewaterer with the sludge dewaterer valve, be connected with mud back flow to sludge thickening tank on the sludge outlet pipe, be provided with the sampling point on the mud back flow, high-pressure compressed air or running water are connected to the water inlet of back flush pipeline, and its delivery port is connected the mud inlet tube and is located between mud inlet tube and the manual door of sludge delivery pump entry.
2. The device for preventing the blockage of the sludge dewatering system according to claim 1, wherein a sludge scraper is arranged in the sludge thickener, and the sludge scraper is driven by a sludge scraper motor.
3. The device for preventing the blockage of the sludge dewatering system according to claim 1, wherein an expansion joint is arranged on the sludge inlet pipe, and both ends of the expansion joint are communicated with the sludge inlet pipe.
4. The device for preventing blockage in a sludge dewatering system according to claim 1, wherein the sludge return pipe is provided with a return pipe valve.
5. The device for preventing the sludge dewatering system from being blocked according to claim 1, wherein the sludge delivery pump inlet manual door is arranged on the sludge inlet pipe, and the sludge outlet pipe is provided with a sludge delivery pump outlet manual door.
6. The device of claim 1, wherein the sludge outlet pipe is provided with a sludge dewatering machine valve.
7. The device for preventing the blockage of the sludge dewatering system according to claim 1, further comprising an overflow water pipe, wherein the overflow water pipe is arranged at the upper part of the sludge concentration tank and is communicated with the sludge concentration tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433059.0U CN212403905U (en) | 2020-03-30 | 2020-03-30 | Device for preventing sludge dewatering system from being blocked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433059.0U CN212403905U (en) | 2020-03-30 | 2020-03-30 | Device for preventing sludge dewatering system from being blocked |
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| CN212403905U true CN212403905U (en) | 2021-01-26 |
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| CN202020433059.0U Active CN212403905U (en) | 2020-03-30 | 2020-03-30 | Device for preventing sludge dewatering system from being blocked |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960883A (en) * | 2021-04-01 | 2021-06-15 | 天津国投津能发电有限公司 | Novel sludge recovery system with self-circulation flushing function and working method |
| CN113082850A (en) * | 2021-04-26 | 2021-07-09 | 铜陵有色金属集团股份有限公司 | Automatic control device and method for preventing pressing rake and bottom blockage of thickener |
| CN115639125A (en) * | 2022-12-26 | 2023-01-24 | 四川薪火恒创科技有限公司 | Sludge concentration detection system and method |
| CN115779505A (en) * | 2022-11-23 | 2023-03-14 | 广州市龙粤环保机械设备有限公司 | Sewage treatment system and method |
-
2020
- 2020-03-30 CN CN202020433059.0U patent/CN212403905U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960883A (en) * | 2021-04-01 | 2021-06-15 | 天津国投津能发电有限公司 | Novel sludge recovery system with self-circulation flushing function and working method |
| CN113082850A (en) * | 2021-04-26 | 2021-07-09 | 铜陵有色金属集团股份有限公司 | Automatic control device and method for preventing pressing rake and bottom blockage of thickener |
| CN115779505A (en) * | 2022-11-23 | 2023-03-14 | 广州市龙粤环保机械设备有限公司 | Sewage treatment system and method |
| CN115779505B (en) * | 2022-11-23 | 2023-09-01 | 广州市龙粤环保机械设备有限公司 | Sewage treatment system and treatment method |
| CN115639125A (en) * | 2022-12-26 | 2023-01-24 | 四川薪火恒创科技有限公司 | Sludge concentration detection system and method |
| CN115639125B (en) * | 2022-12-26 | 2023-10-20 | 四川薪火恒创科技有限公司 | Sludge concentration detection system and method |
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