CN220812177U - Mud inlet filtering device for sludge hydro-thermal carbonization and dehydration - Google Patents
Mud inlet filtering device for sludge hydro-thermal carbonization and dehydration Download PDFInfo
- Publication number
- CN220812177U CN220812177U CN202321481779.4U CN202321481779U CN220812177U CN 220812177 U CN220812177 U CN 220812177U CN 202321481779 U CN202321481779 U CN 202321481779U CN 220812177 U CN220812177 U CN 220812177U
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- filter
- sludge
- pipeline
- feeding
- box
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- 239000010802 sludge Substances 0.000 title claims abstract description 58
- 238000001914 filtration Methods 0.000 title claims abstract description 28
- 238000003763 carbonization Methods 0.000 title claims abstract description 20
- 230000018044 dehydration Effects 0.000 title claims abstract description 18
- 238000006297 dehydration reaction Methods 0.000 title claims abstract description 18
- 238000003756 stirring Methods 0.000 claims abstract description 30
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 241000220317 Rosa Species 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Abstract
The utility model discloses a mud inlet filter device for sludge hydrothermal carbonization and dehydration. The novel feeding device comprises a screw pump and a feeding hopper, wherein a feeding hole is formed in the screw pump, a feeding head matched with the feeding hole is arranged at the bottom of the feeding hopper, the feeding hopper is arranged on the screw pump through matching of the feeding head and the feeding hole, the inside of the feeding hopper is communicated with the inside of the screw pump, a filter screen is arranged in the feeding hopper, and the filter screen is arranged at a port of the feeding head. The beneficial effects of the utility model are as follows: the sludge can be filtered, so that the protection effect of the screw pump is realized; can prevent sludge from blocking; the stirring effect of the blade is improved; the filtering effect is good; the structure is simple, and the control is convenient; the filter frame in the filter box can be taken out for cleaning or replacement, so that the filter frame is prevented from being blocked; the operation is convenient.
Description
Technical Field
The utility model relates to the technical field related to sludge treatment, in particular to a sludge inlet filtering device for sludge hydrothermal carbonization and dehydration.
Background
With the acceleration of the urban process in China, the living standard of people is greatly improved, and the amount of domestic sewage is increasingly increased. According to incomplete statistics, the treatment capacity of urban domestic sewage treatment facilities in China reaches 2 hundred million cubic meters per day. The town sewage treatment rate is set to be more than 80%, domestic sewage is effectively treated, and the water resource utilization rate is improved. Although 80% or more of sewage treatment plants are built with sludge concentration and dehydration facilities, which can reduce sludge to some extent, stable treatment effect is not achieved.
The sludge carbonization technology has higher application value, and can effectively treat sludge and separate and eliminate pollutants contained in the sludge. The carbonization of the sludge is a process of greatly improving the carbon content of a final product by releasing water in the sludge and simultaneously reserving the carbon value in the sludge to the maximum extent through a certain means.
Chinese patent grant bulletin number: CN210945322U, grant bulletin day 2020-07-07 discloses a device of high organic matter mud through hot water carbonization back degree of depth dehydration again, including working mud jar and overhead tank, there is the low pressure screw pump below the working mud jar through the pipe connection, there is the overhead tank upper right side of low pressure screw pump through the pipe connection, there is high pressure high temperature screw pump below the overhead tank through the pipe connection, there is the heating heat preservation pipe network upper left end portion of high pressure high temperature screw pump through the pipe connection, there is the pressure maintaining valve below through the pipe connection of heating heat preservation pipe network, there is the flash tank below of pressure maintaining valve through the pipe connection, there is the low pressure high temperature screw pump below of flash tank through the pipe connection, there is the cooling pipe network upper right side pipe connection of low pressure high temperature screw pump, there is the hot-water pump below left side of cooling pipe network through the pipe connection. The disadvantage of this patent is that the larger impurities carried by the sludge during pumping into the pressure tank tend to damage the drive pump.
In view of the foregoing, there is a need for a sludge inlet filter device for hydrothermal carbonization and dewatering of sludge that is capable of filtering the sludge.
Disclosure of utility model
The utility model provides a sludge inlet filtering device for sludge hydrothermal carbonization and dehydration, which is used for filtering sludge and overcomes the defect that larger impurities carried by the sludge are easy to damage a driving pump in the process of pumping the sludge into a hydrothermal carbonization and dehydration system in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a advance mud filter equipment for sludge hydrothermal carbonization dehydration, includes screw pump and feeder hopper, be equipped with the feed inlet on the screw pump, the bottom of feeder hopper is equipped with the feed head with feed inlet assorted, the feeder hopper is installed on the screw pump through the cooperation of feed head and feed inlet, the inside of feeder hopper is linked together with the inside of screw pump, the inside of feeder hopper is equipped with the filter screen, the port department at the feed head is installed to the filter screen.
Through the design of filter screen, can filter the mud in the feeder hopper, with great impurity in the mud, for example: the plastic bag, the glove, the stone, the iron sheet and the like are filtered, and the filtered sludge is pumped into the pressure tank through the screw pump, so that the screw pump is protected.
Preferably, a stirring motor is arranged above the feeding hopper, a stirring rod is arranged on the stirring motor, one end of the stirring rod is arranged on the stirring motor, and the other end of the stirring rod is arranged in the feeding hopper and is fixedly provided with a plurality of paddles. The stirring motor is used for driving the stirring rod to rotate so that the blades on the stirring rod stir the sludge in the feeding hopper, and the phenomenon that the sludge is blocked at the feeding head and cannot be transmitted is avoided.
Preferably, the blades are fixed on the side wall of the stirring rod and distributed in a ring shape with the stirring rod as the center, and the blade surfaces of the blades are arranged in a relatively inclined manner with the stirring rod. The stirring effect of the blade is improved, so that the blade can stir the sludge more fully and comprehensively.
Preferably, the filter screen is provided with a plurality of waist-shaped filter holes, and the waist-shaped filter holes are distributed on the filter screen in a matrix mode. Can effectively filter out larger impurities (such as plastic bags, gloves, stones and iron sheets) in the sludge, and has good filtering effect.
Preferably, the screw pump is further provided with a discharge hole, the discharge hole is provided with a secondary filtering device, the secondary filtering device comprises a filtering box, a first pipeline and a second pipeline, the left side wall and the right side wall of the filtering box are respectively provided with a first pipeline interface and a second pipeline interface, one end of the first pipeline is installed at the discharge hole, the other end of the first pipeline is installed at the first pipeline interface, the second pipeline is installed at the second pipeline interface, and a filter is arranged in the filtering box. The sludge after preliminary filtration passes through the first pipeline, the filter tank and the second pipeline in sequence under the action of the screw pump, wherein the filter tank can play a role in secondary filtration on the sludge, filter out larger particles in the sludge and prevent blockage.
Preferably, the filter comprises a filter frame arranged in the filter box, a filter plate is arranged on the filter frame, one side of the filter plate is arranged on the left side wall of the box body and positioned below the first pipeline interface, and the other side of the filter plate is arranged on the right side wall of the box body and positioned above the second pipeline interface. After the sludge enters the filter box through the first pipeline, the sludge is subjected to secondary filtration by the filter plate on the filter frame, larger particles in the sludge are filtered, and the filtered sludge is discharged through the second pipeline. Simple structure and convenient control.
Preferably, the top of the filter box is provided with a box cover, the box cover is detachably connected with the filter box, and the filter frame is detachably connected with the filter box. The staff can take out the filter frame in the rose box and wash or change through opening the case lid to avoid the filter frame to take place to block up.
Preferably, a pipeline valve is arranged on the first pipeline. The staff can close the pipeline valve in advance, blocks the conveying of mud, washs or changes the filter frame in the rose box again, convenient operation.
The beneficial effects of the utility model are as follows: the sludge can be filtered, so that the protection effect of the screw pump is realized; can prevent sludge from blocking; the stirring effect of the blade is improved; the filtering effect is good; the structure is simple, and the control is convenient; the filter frame in the filter box can be taken out for cleaning or replacement, so that the filter frame is prevented from being blocked; the operation is convenient.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic structural view of a filter screen;
FIG. 4 is a schematic view of the structure of the filter box;
fig. 5 is a schematic view of the structure of the filter frame.
In the figure: 1. screw pump, 2, feeder hopper, 3, feed inlet, 4, feed head, 5, filter screen, 6, agitator motor, 7, puddler, 8, paddle, 9, waist type filtration pore, 10, discharge gate, 11, filter tank, 12, first pipeline, 13, second pipeline, 14, first pipeline interface, 15, second pipeline interface, 16, filter frame, 17, filter plate, 18, case lid, 19, pipeline valve.
Description of the embodiments
The utility model is further described below with reference to the drawings and detailed description.
In the embodiment shown in fig. 1 and 2, a mud feeding filtering device for hydro-thermal carbonization and dehydration of sludge comprises a screw pump 1 and a feeding hopper 2, wherein a feeding inlet 3 is arranged on the screw pump 1, a feeding head 4 matched with the feeding inlet 3 is arranged at the bottom of the feeding hopper 2, the feeding hopper 2 is arranged on the screw pump 1 through the matching of the feeding head 4 and the feeding inlet 3, the inside of the feeding hopper 2 is communicated with the inside of the screw pump 1, a filter screen 5 is arranged inside the feeding hopper 2, and the filter screen 5 is arranged at a port of the feeding head 4.
The top of feeder hopper 2 is provided with agitator motor 6, is equipped with puddler 7 on the agitator motor 6, and one of them one end of puddler 7 is installed on agitator motor 6, and the inside of feeder hopper 2 is placed in to the other end of puddler 7 and is fixed with a plurality of paddles 8 on it.
The paddles 8 are fixed on the side wall of the stirring rod 7 and distributed in a ring shape by taking the stirring rod 7 as the center, and the blade surfaces of the paddles 8 and the stirring rod 7 are arranged in a relatively inclined manner.
As shown in fig. 3, a plurality of waist-shaped filter holes 9 are arranged on the filter screen 5, and the waist-shaped filter holes 9 are distributed on the filter screen 5 in a matrix.
The screw pump 1 is further provided with a discharge hole 10, a secondary filtering device is arranged at the discharge hole 10 and comprises a filter box 11, a first pipeline 12 and a second pipeline 13, a first pipeline interface 14 and a second pipeline interface 15 are respectively arranged on the left side wall and the right side wall of the filter box 11, one end of the first pipeline 12 is arranged at the discharge hole 10, the other end of the first pipeline 12 is arranged at the first pipeline interface 14, the second pipeline 13 is arranged at the second pipeline interface 15, and a filter is arranged in the filter box 11.
As shown in fig. 4 and 5, the filter includes a filter frame 16 disposed inside the filter box 11, a filter plate 17 is disposed on the filter frame 16, one side of the filter plate 17 is disposed on the left side wall of the filter box 11 below the first pipe joint 14, and the other side of the filter plate 17 is disposed on the right side wall of the filter box 11 above the second pipe joint 15.
The top of the filter box 11 is provided with a box cover 18, the box cover 18 is detachably connected with the filter box 11, and the filter frame 16 is detachably connected with the filter box 11.
The first pipeline 12 and the second pipeline 13 are provided with pipeline valves 19.
The mud in the feeder hopper 2 enters into the screw pump 1 through filter screen 5 under the stirring action of puddler 7, through the preliminary filtration of filter screen 5, can filter away great impurity in the mud, for example: plastic bags, gloves, stones, iron sheets, etc.; the sludge after preliminary filtration passes through the first pipeline 12, the filter tank 11 and the second pipeline 13 in sequence under the action of the screw pump 1, and when the sludge enters the filter tank 11 through the first pipeline 12, the sludge is subjected to secondary filtration by the filter plate 17 on the filter frame 16, larger particles in the sludge are filtered, and the filtered sludge is discharged through the second pipeline 13 to prevent blockage.
When the filter frame 16 needs to be cleaned or replaced, a worker can close the pipeline valve 19 in advance to block the transmission of sludge, then open the box cover 18, and take out the filter frame 16 in the filter box 11 for cleaning or replacement.
Claims (8)
1. A advance mud filter equipment for sludge hydrothermal carbonization dehydration, characterized by, including screw pump (1) and feeder hopper (2), be equipped with feed inlet (3) on screw pump (1), the bottom of feeder hopper (2) is equipped with feed inlet (3) assorted feed head (4), feeder hopper (2) are installed on screw pump (1) through the cooperation of feed head (4) and feed inlet (3), the inside of feeder hopper (2) is linked together with the inside of screw pump (1), the inside of feeder hopper (2) is equipped with filter screen (5), the port department at feed head (4) is installed to filter screen (5).
2. The mud feeding filtering device for sludge hydrothermal carbonization and dehydration according to claim 1, wherein a stirring motor (6) is arranged above the feeding hopper (2), a stirring rod (7) is arranged on the stirring motor (6), one end of the stirring rod (7) is arranged on the stirring motor (6), and the other end of the stirring rod (7) is arranged in the feeding hopper (2) and is fixedly provided with a plurality of paddles (8).
3. The mud feeding filter device for sludge hydrothermal carbonization and dehydration according to claim 2, wherein the blades (8) are fixed on the side wall of the stirring rod (7) and distributed in a ring shape with the stirring rod (7) as the center, and the blade surfaces of the blades (8) are arranged in a relative inclination manner with the stirring rod (7).
4. A sludge inlet filter device for sludge hydrothermal carbonization and dehydration according to any one of claims 1-3, wherein a plurality of waist-shaped filter holes (9) are arranged on the filter screen (5), and the waist-shaped filter holes (9) are distributed on the filter screen (5) in a matrix.
5. A mud feeding filter device for sludge hydrothermal carbonization and dehydration according to any one of claims 1-3, wherein the screw pump (1) is further provided with a discharge port (10), the discharge port (10) is provided with a secondary filter device, the secondary filter device comprises a filter box (11), a first pipeline (12) and a second pipeline (13), the left side wall and the right side wall of the filter box (11) are respectively provided with a first pipeline interface (14) and a second pipeline interface (15), one end of the first pipeline (12) is installed at the discharge port (10), the other end of the first pipeline (12) is installed at the first pipeline interface (14), the second pipeline (13) is installed at the second pipeline interface (15), and a filter is arranged inside the filter box (11).
6. The sludge feeding filtering device for sludge hydrothermal carbonization dehydration according to claim 5, wherein the filter comprises a filter frame (16) arranged inside the filtering box (11), a filter plate (17) is arranged on the filter frame (16), one side of the filter plate (17) is arranged on the left side wall of the filtering box (11) and below the first pipeline interface (14), and the other side of the filter plate (17) is arranged on the right side wall of the filtering box (11) and above the second pipeline interface (15).
7. The mud feeding filter device for sludge hydrothermal carbonization and dehydration according to claim 6, wherein a box cover (18) is arranged at the top of the filter box (11), the box cover (18) is detachably connected with the filter box (11), and the filter frame (16) is detachably connected with the filter box (11).
8. The sludge inlet filter device for the hydrothermal carbonization dehydration of sludge according to claim 5, wherein the first pipelines (12) are provided with pipeline valves (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321481779.4U CN220812177U (en) | 2023-06-12 | 2023-06-12 | Mud inlet filtering device for sludge hydro-thermal carbonization and dehydration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321481779.4U CN220812177U (en) | 2023-06-12 | 2023-06-12 | Mud inlet filtering device for sludge hydro-thermal carbonization and dehydration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220812177U true CN220812177U (en) | 2024-04-19 |
Family
ID=90676824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321481779.4U Active CN220812177U (en) | 2023-06-12 | 2023-06-12 | Mud inlet filtering device for sludge hydro-thermal carbonization and dehydration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220812177U (en) |
-
2023
- 2023-06-12 CN CN202321481779.4U patent/CN220812177U/en active Active
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