CN215924574U - Sludge cleaning device in landfill leachate - Google Patents
Sludge cleaning device in landfill leachate Download PDFInfo
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- CN215924574U CN215924574U CN202122577841.7U CN202122577841U CN215924574U CN 215924574 U CN215924574 U CN 215924574U CN 202122577841 U CN202122577841 U CN 202122577841U CN 215924574 U CN215924574 U CN 215924574U
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- sludge
- groove
- mud
- landfill leachate
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Abstract
The utility model discloses a sludge cleaning device in landfill leachate, which comprises a box body and a sludge collecting pool, wherein the sludge collecting pool is arranged on the left side of the box body, the top of the box body is provided with a vibration filtering screen device, a sludge precipitation groove is formed in the box body, the bottom of the sludge precipitation groove is provided with a sludge pump, the output end of the sludge pump is communicated with the sludge collecting pool, the box body is internally provided with a groove, a first motor and a second motor are respectively arranged in the groove, the output end of the first motor is provided with a transmission shaft, the transmission shaft penetrates through the top of the groove and is provided with a scraper, the right side of the box body is provided with a liquid pumping mechanism, and the liquid pumping mechanism is in power connection with the second motor. According to the utility model, the vibrating filtering screen device is arranged, the sludge sedimentation groove is arranged on the left side of the sedimentation cavity on the upper part of the box body, the sludge is scraped to the sludge sedimentation groove through the scraper blade, and the U-shaped pipeline arranged on the liquid pumping device repeatedly cleans the sludge, so that the sludge of leachate is effectively filtered, and the vibrating filtering screen device is simple and practical in structure and suitable for popularization.
Description
Technical Field
The utility model relates to the technical field of garbage treatment tools, in particular to a device for cleaning sludge in garbage leachate.
Background
The landfill leachate is high-concentration organic wastewater which is formed by deducting the saturated water holding capacity of garbage and a soil covering layer from water contained in the garbage in a garbage landfill, rain, snow and water entering the landfill and other water and passing through the garbage layer and the soil covering layer.
Through retrieval, a patent with publication number CN202754880U discloses a landfill leachate treatment device, which comprises a collecting pipe, a UBF reactor, a degassing pool and a sedimentation pool which are communicated in sequence; the UBF reactor is provided with at least one water collecting tank, a packing layer, a sludge bed layer, a water distribution unit, a temperature control unit and a first stirrer; the water collecting tank, the packing layer and the sludge bed layer are arranged at intervals from top to bottom in sequence; the degassing tank is internally provided with a baffle and a second stirrer, and the sedimentation tank is internally provided with a mud bucket, an inclined pipe unit, a water inlet, a water outlet weir and a water outlet groove. However, when the device is in actual use, sludge formed after precipitation is inconvenient to clean, and the device is complex in structural design, large in occupied area and poor in treatment effect on landfill leachate; secondly, the patent of publication No. CN210367198U discloses a waste incineration power plant landfill leachate's preprocessing device, including the box, box top one end is provided with the inlet, and box upper portion is equipped with the sedimentation chamber, and the sedimentation chamber intercommunication has the mud discharge mouth, and double-shaft motor is installed and the transmission shaft is installed to the box inner wall, and the top of transmission shaft extends to the inside in sedimentation chamber and installs the scraper blade. The utility model reduces the floor area of the whole device, the scraper can scrape the sludge residue accumulated on the first sealing cover out of the sludge discharge port, thereby facilitating the sludge cleaning, the sludge discharge port of the utility model is smaller and is easy to cause blockage, and the discharged sludge is not further treated, thereby causing the pollution and other situations.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a device for cleaning sludge in landfill leachate, which mainly aims to overcome the defects in the prior art.
The technical scheme adopted by the utility model is as follows:
the utility model provides a sludge cleaning device among landfill leachate, includes box and sludge collecting pit, the sludge collecting pit set up with the box left side, the box top is provided with the opening, and vibration filter screen device has been installed to this opening, and this vibration filter screen device top is equipped with the filtration liquid inlet, upper portion left side in the box is provided with the sludge sedimentation recess, and a mud pump has been installed to this sludge sedimentation recess bottom, this mud pump output end with sludge collecting pit intercommunication, upper portion right side in the box is provided with the recess, has installed first motor and second motor in this recess respectively, the transmission shaft is installed to first motor output, and this transmission shaft is worn to establish the recess top and install the scraper blade, the box right side is equipped with drawing liquid mechanism, this drawing liquid mechanism with second motor power is connected.
Furthermore, the top of the sludge collection pool is provided with a sludge collection groove, the sludge collection groove is correspondingly provided with a vibration filter screen device, and the bottom of the sludge collection groove is provided with a filter screen and communicated with the sludge collection pool.
Furthermore, the sludge precipitation groove and the groove divide the inner part of the box body into a precipitation cavity and a filtering cavity.
Furthermore, the bottom of the liquid pumping mechanism is provided with a U-shaped pipeline, the bottom of the U-shaped pipeline is provided with a valve, the valve is adapted to be sleeved with a sludge pipeline, and the sludge pipeline is communicated with the sludge collecting tank.
Still further, the scraper can rotationally scrape mud along the outer side of the top of the groove.
Furthermore, a filter membrane is arranged at the bottom end of the interior of the filter cavity.
Furthermore, the groove is opened rightwards and is provided with a grid cage structure which is an access hole.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
1. firstly, a vibration filtering screen device is arranged below a percolate inlet, relatively impurities and lumpy sludge in percolate are filtered by the vibration filtering screen device, and the sludge is precipitated and converged into a sludge collecting pool through a sludge collecting groove, so that the sludge is cleaned for the first time; then, a sludge precipitation groove is formed in the left side of a precipitation cavity in the upper portion of the box body, the sludge density is larger than that of leachate according to the density principle, sludge is precipitated to the bottom, meanwhile, a groove is formed in the right side of the precipitation cavity, a first motor is installed and connected with a transmission shaft, and the transmission shaft is provided with a scraper blade capable of scraping the sludge to the sludge precipitation groove; and finally, pumping the sludge to a sludge collecting tank through a sludge pump arranged at the bottom of the sludge precipitation groove to realize secondary cleaning of the sludge.
2. According to the utility model, the right side (far away from the sludge precipitation groove) of the precipitation cavity is provided with the liquid pumping device, and the liquid pumping device is provided with the U-shaped pipeline, so that sludge in leachate can be further precipitated and discharged to the sludge collection tank through the pipeline, and the third cleaning of the sludge is realized; meanwhile, the bottom end in the filter cavity is provided with the filter membrane, and the filtered percolate is further filtered and purified.
Drawings
FIG. 1 is a side view of the present invention.
Fig. 2 is a front view of a vibratory screening device of the present invention.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, a device for cleaning sludge in landfill leachate comprises a box body 1 and a sludge collecting tank 2, wherein the sludge collecting tank 2 is arranged on the left side of the box body 1, the top of the box body 1 is provided with an opening, a vibration filtering screen device 3 is arranged on the opening, a leachate inlet 4 is arranged above the vibration filtering screen device 3, a sludge precipitation groove 5 is arranged on the left side of the upper part in the box body 1, a sludge pump 6 is arranged at the bottom of the sludge precipitation groove 5, the output end of the sludge pump 6 is communicated with the sludge collecting tank 2, a groove 7 is arranged on the right side of the upper part in the box body 1, a first motor 71 and a second motor 72 are respectively arranged in the groove 7, a transmission shaft 711 is arranged at the output end of the first motor 71, a scraper 712 is arranged at the top of the transmission shaft 711, a liquid pumping mechanism 8 is arranged on the right side of the box body 1, the liquid pumping mechanism 8 is in power connection with the second motor 72.
Further, 2 tops in mud collecting pit are equipped with mud collection recess 9, this mud collection recess 9 with vibration filter screen device 3 corresponds the setting, mud collection recess 9 bottom be equipped with filter screen 91 and with 2 intercommunications in mud collecting pit.
Furthermore, the sludge settling groove 5 and the groove 7 divide the interior of the box body 1 into a settling cavity 11 and a filtering cavity 12.
Furthermore, the bottom of the liquid pumping mechanism 8 is provided with a "U" shaped pipe 81, the bottom of the "U" shaped pipe 81 is provided with a valve 82, the valve 82 is adapted to be sleeved with a sludge pipeline 83, and the sludge pipeline 83 is communicated with the sludge collecting tank 2.
Further, the scrapers 712 can rotatably scrape mud along the outside of the top of the groove 7.
Furthermore, a filter membrane 10 is arranged at the inner bottom end of the filter cavity.
Further, the groove 7 is open to the right and provided with a grid cage structure 72, which grid cage structure 72 is an access opening.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
1. firstly, a vibration filtering screen device is arranged below a percolate inlet, relatively impurities and lumpy sludge in percolate are filtered by the vibration filtering screen device, and the sludge is precipitated and converged into a sludge collecting pool through a sludge collecting groove, so that the sludge is cleaned for the first time; then, a sludge precipitation groove is formed in the left side of a precipitation cavity in the upper portion of the box body, the sludge density is larger than that of leachate according to the density principle, sludge is precipitated to the bottom, meanwhile, a groove is formed in the right side of the precipitation cavity, a first motor is installed and connected with a transmission shaft, and the transmission shaft is provided with a scraper blade capable of scraping the sludge to the sludge precipitation groove; and finally, pumping the sludge to a sludge collecting tank through a sludge pump arranged at the bottom of the sludge precipitation groove to realize secondary cleaning of the sludge.
2. According to the utility model, the right side (far away from the sludge precipitation groove) of the precipitation cavity is provided with the liquid pumping device, and the liquid pumping device is provided with the U-shaped pipeline, so that sludge in leachate can be further precipitated and discharged to the sludge collection tank through the pipeline, and the third cleaning of the sludge is realized; meanwhile, the bottom end in the filter cavity is provided with the filter membrane, and the filtered percolate is further filtered and purified.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications of the present invention using this concept shall fall within the scope of infringing the present invention.
Claims (7)
1. The utility model provides a mud cleaning device in landfill leachate which characterized in that: including box and mud collecting pit, the mud collecting pit set up with the box left side, the box top is provided with the opening, and vibration filter screen device has been installed to this opening, and this vibration filter screen device top is equipped with the filtration liquid inlet, upper portion left side in the box is provided with the sludge sedimentation recess, and a mud pump has been installed to this sludge sedimentation recess bottom, this mud pump output end with mud collecting pit intercommunication, upper portion right side in the box is provided with the recess, has installed first motor and second motor in this recess respectively, the transmission shaft is installed to first motor output, and this transmission shaft is worn to establish the recess top is installed the scraper blade, the box right side is equipped with drawing liquid mechanism, this drawing liquid mechanism with second motor power is connected.
2. The device for cleaning sludge in landfill leachate according to claim 1, wherein: the mud collecting pit top is equipped with mud and collects the recess, and this mud is collected recess vibration filter screen device and is corresponded the setting, mud collection recess bottom be equipped with filter screen and with mud collecting pit intercommunication.
3. The device for cleaning sludge in landfill leachate according to claim 1, wherein: the sludge precipitation groove and the groove divide the inner part of the box body into a precipitation cavity and a filtering cavity.
4. The device for cleaning sludge in landfill leachate according to claim 1, wherein: the bottom of the liquid pumping mechanism is provided with a U-shaped pipeline, the bottom of the U-shaped pipeline is provided with a valve, the valve is adaptive to a sludge pipeline in a sleeved mode, and the sludge pipeline is communicated with the sludge collecting tank.
5. The device for cleaning sludge in landfill leachate according to claim 1, wherein: the scraper can rotationally scrape mud along the outer side of the top of the groove.
6. The device for cleaning sludge in landfill leachate according to claim 3, wherein: and a filter membrane is arranged at the bottom end in the filter cavity.
7. The device for cleaning sludge in landfill leachate according to claim 1, wherein: the groove opening is right and is provided with a grid cage structure, and the grid cage structure is an access hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122577841.7U CN215924574U (en) | 2021-10-26 | 2021-10-26 | Sludge cleaning device in landfill leachate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122577841.7U CN215924574U (en) | 2021-10-26 | 2021-10-26 | Sludge cleaning device in landfill leachate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215924574U true CN215924574U (en) | 2022-03-01 |
Family
ID=80403444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122577841.7U Active CN215924574U (en) | 2021-10-26 | 2021-10-26 | Sludge cleaning device in landfill leachate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215924574U (en) |
-
2021
- 2021-10-26 CN CN202122577841.7U patent/CN215924574U/en active Active
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