CN112520962A - Water resource environment protection is with disinfecting just preventing blockking up clean-up equipment to silt - Google Patents
Water resource environment protection is with disinfecting just preventing blockking up clean-up equipment to silt Download PDFInfo
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- CN112520962A CN112520962A CN202011414449.4A CN202011414449A CN112520962A CN 112520962 A CN112520962 A CN 112520962A CN 202011414449 A CN202011414449 A CN 202011414449A CN 112520962 A CN112520962 A CN 112520962A
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- plate
- sterilizer
- separator
- stirrer
- water resource
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 230000000249 desinfective effect Effects 0.000 title claims abstract description 5
- 239000010802 sludge Substances 0.000 claims abstract description 62
- 230000007613 environmental effect Effects 0.000 claims abstract description 17
- 230000001954 sterilising effect Effects 0.000 claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims abstract description 15
- 239000007921 spray Substances 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 238000012856 packing Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 9
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 6
- 230000002265 prevention Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 238000001914 filtration Methods 0.000 description 10
- 239000012535 impurity Substances 0.000 description 7
- 239000013049 sediment Substances 0.000 description 7
- 239000002689 soil Substances 0.000 description 5
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 239000003899 bactericide agent Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses sludge sterilization and blockage prevention cleaning equipment for water resource environment protection, which comprises a sterilizer, a separator, an auger, a collector and a stirrer, wherein a spray head is arranged above the interior of the sterilizer, the stirrer is arranged below the spray head, a folding plate is arranged on the upper surface of the folding plate, a telescopic rod is arranged in the scraper, the folding plate is arranged on the upper surface of the telescopic rod, the separator is arranged on the left side of the sterilizer, a guide plate is arranged below the supporting plate, and connecting blocks are arranged on two sides of a filter screen. This water resource environmental protection is with disinfecting and prevent blockking up cleaning equipment to silt is provided with separator and sterilizer, the setting of this part, the design of separation for can play mud-water separation's effect to silt, be convenient for play subsequent processing to silt, the design of sterilizer makes can play the effect of the mummification of disinfecting and handle to silt, the silt secondary use of being convenient for has increased the practicality of device.
Description
Technical Field
The invention relates to the technical field of environmental protection, in particular to a sludge sterilization and anti-blockage cleaning device for water resource environmental protection.
Background
The environmental protection is a branch of environmental science, mainly researches how to protect and reasonably utilize natural resources, solves increasingly serious environmental problems by scientific means, improves environmental quality, promotes environmental protection and social development, is a scientific technology for researching and working on preventing and treating environmental pollution and improving environmental quality, sludge cleaning is a processing process for treating, solidifying, dehydrating, stabilizing, drying or incinerating sludge, the original sludge is primary sediment sludge which is not treated by sludge, secondary sediment sludge or mixed sludge of the primary sediment sludge and the secondary sediment sludge, the primary sediment sludge is sediment discharged from a primary sediment tank, and the existing sludge treatment mode is generally treated by sludge treatment equipment.
However, the existing sludge treatment equipment is used, due to the structure, the treatment means is too single in the process of facing sludge treatment, only the sludge is simply filtered, the sludge cannot be dried, and in the sludge filtering treatment, the impurities in the sludge are filtered by using centrifugal force, the impurities are not sufficiently filtered, the filtering efficiency is low, the user is easily injured in the impurity cleaning process, and in the filtering process of the sludge, the blockage phenomenon easily occurs, so that the cleaning time is prolonged, the filtered water cannot be recycled, and the sterilization effect on the sludge cannot be achieved.
We have therefore proposed a water resource environmental protection apparatus for sterilizing and anti-clogging sludge in order to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide sludge sterilization and blockage prevention cleaning equipment for water resource environment protection, and aims to solve the problems that in the process of using the sludge treatment equipment in the background technology, due to the structure, the treatment means is too single in the process of treating sludge, sludge is only filtered and cannot be dried, impurities are insufficiently filtered in the sludge filtering treatment, a user is easily injured in the process of cleaning the impurities, the blockage phenomenon is easy to occur in the process of filtering the sludge, filtered water cannot be recycled, and the sludge cannot be sterilized.
In order to achieve the purpose, the invention provides the following technical scheme: a cleaning device for sterilizing and preventing sludge and blocking for water resource environment protection comprises a sterilizer, a separator, an auger, a collector and a stirrer, wherein a spray head is installed above the inside of the sterilizer, a heating pipe is installed in the inner wall of the sterilizer, the stirrer is installed below the spray head, a bottom plate is installed at the bottom of the stirrer, a telescopic plate is installed at the tail end of the bottom plate, an auxiliary plate is installed above the bottom plate, a folding plate is installed on the upper surface of the telescopic plate, a top block is installed on the lower surface of the telescopic plate, a motor is installed below the outside of the sterilizer and connected with the stirrer, a scraper is installed outside the stirrer, a telescopic rod is installed in the scraper, the folding plate is installed on the upper surface of the telescopic rod, the separator is installed on the left side of the sterilizer, and a separation plate is installed above the inside of the separator, and the layer board is installed to the right-hand member of separator plate, the deflector is installed to the below of layer board, and the auger is installed to the below of deflector to the filter screen is installed to the below of auger, the connecting block is installed to the both sides of filter screen, and the both sides of connecting block install the connector, the collector is installed to the outside below of separator, install the fixture block in the filter screen both sides, and install the draw-in groove outside the fixture block to the draw-in groove is seted up in the connecting block outside, the slider is installed to the inner of connecting block, and installs the spout outside the slider to the spout is seted up in the connector.
Preferably, the sterilizer is horizontally connected with the separator, a connecting hole is formed in the left side of the sterilizer, and the sterilizer and the separator have the same height.
Preferably, the guide plate is fixedly connected with the separating plate, the guide plate is at an angle of 60 degrees, and the installation height of the guide plate is greater than the height of the stirrer.
Preferably, the supporting plate is movably connected with the separating plate, a rotating structure is adopted between the supporting plate and the separating plate, and the length of the supporting plate is smaller than the distance from the separating plate to the separator.
Preferably, a sliding groove is vertically formed in the connector, the sliding groove is not a through groove, the inner diameter of the sliding groove is larger than the outer diameter of the sliding block, meanwhile, the sliding groove is parallel to each contact surface of the sliding block, and the sliding groove and the sliding block form sliding connection.
Preferably, the filter screen is movably connected with the clamping block, the center line of the clamping block and the center line of the clamping groove are overlapped, the inner diameter of the clamping groove is larger than the outer diameter of the clamping block, and meanwhile, the depth of the clamping groove is larger than the length of the clamping block.
Preferably, the bottom plate is vertically connected with the sterilizer, the central line of the bottom plate and the central line of the expansion plate are overlapped, and the inner diameter of the bottom plate is larger than the outer diameter of the expansion plate.
Preferably, the scraper is vertically arranged outside the stirrer, the scraper is designed in an L-shaped structure, and the bottom surface of the scraper is designed by adopting a screen mesh.
Compared with the prior art, the invention has the beneficial effects that: the water resource environment protection is used for sterilizing sludge and preventing blockage of cleaning equipment;
1. the sludge treatment device is provided with the separator and the sterilizer, the separator is arranged, and the separation design can separate sludge from water, so that the subsequent treatment of the sludge can be conveniently carried out;
2. the filter screen and the packing auger are arranged, the filter screen and the packing auger are matched for use, so that the muddy water subjected to filtration can be subjected to secondary filtration, the muddy water can be recycled, and the filter screen can be prevented from being blocked under the action of the packing auger;
3. the filter screen is provided with the clamping groove and the clamping block, and the clamping groove and the clamping block are matched for use, so that when the filter screen is blocked, the filter screen can be quickly disassembled and replaced, and the portability of the device is improved;
4. the scraper is arranged, and under the action of the scraper, the sludge can be prevented from being adhered to the inner wall of the sterilizer, so that the trouble in cleaning the sterilizer at the later stage is avoided, and the service performance of the device is improved;
the effectual background art of having solved provides some silt treatment facility at the in-process that uses, and the treatment means is too single, and is not enough to impurity filtering, causes the injury to the user easily at clearance impurity in-process, and carries out the filtering process to silt, the jam appears easily to can't carry out recycle to the water after filtering, and can't play bactericidal effect's problem to silt.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is an enlarged view of the structure of the present invention at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 4 is a schematic side view of the sterilizer of the present invention;
FIG. 5 is a schematic view of the connection structure of the supporting plate and the separating plate according to the present invention;
FIG. 6 is a schematic view of the connection structure of the telescopic rod of the present invention;
FIG. 7 is a schematic view of the connecting structure of the sliding chute and the sliding block of the present invention.
In the figure: 1. a sterilizer; 2. a spray head; 3. a guide plate; 4. folding the board; 5. a telescopic rod; 6. a card slot; 7. a separator; 8. a support plate; 9. a separation plate; 10. a connector; 11. a packing auger; 12. a slider; 13. a collector; 14. a filter screen; 15. an auxiliary plate; 16. a motor; 17. a base plate; 18. a top block; 19. a retractable plate; 20. a scraper; 21. a clamping block; 22. heating a tube; 23. a stirrer; 24. a chute; 25. and (4) connecting the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a sludge sterilization and blockage prevention cleaning device for water resource environment protection comprises a sterilizer 1, a spray head 2, a guide plate 3, a folding plate 4, a telescopic rod 5, a clamping groove 6, a separator 7, a supporting plate 8, a separating plate 9, a connector 10, an auger 11, a sliding block 12, a collector 13, a filter screen 14, an auxiliary plate 15, a motor 16, a bottom plate 17, a top block 18, a telescopic plate 19, a scraper 20, a clamping block 21, a heating pipe 22, a stirrer 23, a sliding chute 24 and a connecting block 25, wherein the spray head 2 is arranged above the interior of the sterilizer 1, the heating pipe 22 is arranged in the inner wall of the sterilizer 1, the stirrer 23 is arranged in the sterilizer 1, the stirrer 23 is arranged below the spray head 2, the bottom plate 17 is arranged at the bottom of the stirrer 23, the telescopic plate 19 is arranged at the tail end of the bottom plate 17, the auxiliary plate 15 is arranged above the bottom plate 17, the folding plate 4 is arranged on the, the lower surface of the telescopic plate 19 is provided with an ejector block 18, the outer lower part of the sterilizer 1 is provided with a motor 16, the motor 16 is connected with a stirrer 23, the stirrer 23 is externally provided with a scraper 20, the scraper 20 is internally provided with a telescopic rod 5, the upper surface of the telescopic rod 5 is provided with a folding plate 4, the left side of the sterilizer 1 is provided with a separator 7, the inner upper part of the separator 7 is provided with a separating plate 9, the right end of the separating plate 9 is provided with a supporting plate 8, the lower part of the supporting plate 8 is provided with a guide plate 3, the lower part of the guide plate 3 is provided with an auger 11, the lower part of the auger 11 is provided with a filter screen 14, the two sides of the filter screen 14 are provided with connecting blocks 25, the two sides of the connecting blocks 25 are provided with connectors 10, the outer lower part of the separator 7 is provided with a collector 13, the two sides of the filter screen 14 are internally provided with, a slide block 12 is arranged at the inner end of the connecting block 25, a slide groove 24 is arranged outside the slide block 12, and the slide groove 24 is arranged in the connector 10; the clamping groove 6 and the clamping block 21 are matched for use, when the filter screen 14 is blocked, the filter screen 14 can be rapidly detached and replaced, and therefore the portability of the device is improved.
The guide plate 3 is fixedly connected with the separating plate 9, the guide plate 3 is in a 60-degree angle, the installation height of the guide plate 3 is larger than that of the stirrer 23, and the design of the structure facilitates guiding sludge separated from water, so that the sludge can enter the sterilizer 1 and the blockage phenomenon is avoided.
The connector 10 is vertically provided with a sliding groove 24, the sliding groove 24 is not a through groove, the inner diameter of the sliding groove 24 is larger than the outer diameter of the sliding block 12, meanwhile, the sliding groove 24 is parallel to each contact surface of the sliding block 12, the sliding groove 24 and the sliding block 12 form sliding connection, and due to the design of the structure, the filter screen 14 is enabled to move up and down within a certain range under the influence of the gravity of sludge.
The bottom plate 17 is vertically connected with the sterilizer 1, the central line of the bottom plate 17 is overlapped with the central line of the expansion plate 19, and the inner diameter of the bottom plate 17 is larger than the outer diameter of the expansion plate 19.
The working principle is as follows: when the sludge sterilization and blockage prevention cleaning equipment for water resource environment protection is used, firstly, sludge to be cleaned is taken out from the river bottom and is put into a lifting machine on the left side of a separator 7, under the operation of the lifting machine, the sludge continuously enters a separating plate 9 in the separator 7 from an inlet, due to the fact that the separating plate 9 is designed by a screen mesh, sludge and water which are precipitated along with time are separated to a certain degree, the separated sludge is conveyed into a sterilizer 1 through a guide plate 3, a part of sludge and sludge enter the bottom of the separator 7 together, under the action of a filter screen 14 at the bottom of the separator 7, the sludge and water are subjected to secondary separation, the separated sludge and water are discharged, the discharged sludge and water are collected by a collector 13, so that the sludge and water are subjected to secondary recycling, and the sludge filtered by the filter screen 14 is brought into the sterilizer 1 under the action of a packing auger 11, sludge entering the sterilizer 1 is collected by the stirrer 23, the sterilizer 1 is started, under the continuous action of the heating pipe 22, the temperature inside the sterilizer 1 is continuously raised, when the temperature is raised, the spray head 2 at the top of the sterilizer 1 continuously sprays bactericide to sterilize the soil surface, under the action of the stirrer 23, the soil is heated and sterilized uniformly, so that the soil is effectively sterilized and dried, the dried soil is crushed into small particles under the action of the stirrer 23 and flows into the auxiliary plate 15 through the screen at the bottom of the stirrer 23, the top block 18 on the surface of the expansion plate 19 is pushed, the soil flows out, after the sludge is cleaned, the spray head 2 continuously works to spray the bactericide and water inside the sterilizer 1, under the matching action of the stirrer 23 and the scraper 20, the inside of the sterilizer 1 is cleaned, the sludge inside the sterilizer 1 is prevented from being adhered to cause that the later-stage can not be used, the water after clearance passes through 19 departments of expansion plate and discharges, uses through the cooperation of draw-in groove 6 and fixture block 21, dismantles filter screen 14 and changes, clears up its filterable earth to be convenient for next use.
To thereby carry out a series of tasks, the contents of which are not described in detail in the present specification are prior art well known to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a water resource environment protection is with disinfecting and prevent blockking up cleaning equipment to silt, includes sterilizer (1), separator (7), auger (11), collector (13) and agitator (23), its characterized in that: the sterilizer is characterized in that a spray head (2) is installed above the inner part of the sterilizer (1), a heating pipe (22) is installed in the inner wall of the sterilizer (1), a stirrer (23) is installed in the sterilizer (1), the stirrer (23) is installed below the spray head (2), a bottom plate (17) is installed at the bottom of the stirrer (23), a telescopic plate (19) is installed at the tail end of the bottom plate (17), an auxiliary plate (15) is installed above the bottom plate (17), a folding plate (4) is installed on the upper surface of the telescopic plate (19), a top block (18) is installed on the lower surface of the telescopic plate (19), a motor (16) is installed below the outer part of the sterilizer (1), the motor (16) is connected with the stirrer (23), a scraper (20) is installed outside the stirrer (23), a telescopic rod (5) is installed in the scraper (20), and the upper surface of the telescopic rod (5) is provided with a folding plate (4), the left side of the sterilizer (1) is provided with a separator (7), the inside upper part of the separator (7) is provided with a separation plate (9), the right end of the separation plate (9) is provided with a support plate (8), the lower part of the support plate (8) is provided with a guide plate (3), the lower part of the guide plate (3) is provided with a packing auger (11), the lower part of the packing auger (11) is provided with a filter screen (14), the two sides of the filter screen (14) are provided with connecting blocks (25), the two sides of the connecting blocks (25) are provided with connectors (10), the outside lower part of the separator (7) is provided with a collector (13), the two sides of the filter screen (14) are internally provided with clamping blocks (21), the clamping grooves (6) are externally provided with the clamping grooves (6), and the clamping, slider (12) are installed to the inner of connecting block (25), and install spout (24) outward slider (12), and spout (24) are seted up in connector (10).
2. The apparatus according to claim 1, for water resource environmental protection, for sterilizing and anti-clogging sludge, characterized in that: the sterilizer (1) is horizontally connected with the separator (7), a connecting hole is formed in the left side of the sterilizer (1), and the sterilizer (1) and the separator (7) are the same in height.
3. The apparatus according to claim 1, for water resource environmental protection, for sterilizing and anti-clogging sludge, characterized in that: the guide plate (3) is fixedly connected with the separating plate (9), the guide plate (3) is 60 degrees, and the installation height of the guide plate (3) is greater than that of the stirrer (23).
4. The apparatus according to claim 1, for water resource environmental protection, for sterilizing and anti-clogging sludge, characterized in that: the supporting plate (8) is movably connected with the separating plate (9), a rotating structure is adopted between the supporting plate (8) and the separating plate (9), and the length of the supporting plate (8) is smaller than the distance from the separating plate (9) to the separator (7).
5. The apparatus according to claim 1, for water resource environmental protection, for sterilizing and anti-clogging sludge, characterized in that: the connector (10) is vertically provided with a sliding groove (24), the sliding groove (24) is not a through groove, the inner diameter of the sliding groove (24) is larger than the outer diameter of the sliding block (12), meanwhile, the sliding groove (24) is parallel to each contact surface of the sliding block (12), and the sliding groove (24) and the sliding block (12) are in sliding connection.
6. The apparatus according to claim 1, for water resource environmental protection, for sterilizing and anti-clogging sludge, characterized in that: the filter screen (14) is movably connected with the clamping block (21), the center line of the clamping block (21) is overlapped with the center line of the clamping groove (6), the inner diameter of the clamping groove (6) is larger than the outer diameter of the clamping block (21), and meanwhile the depth of the clamping groove (6) is larger than the length of the clamping block (21).
7. The apparatus according to claim 1, for water resource environmental protection, for sterilizing and anti-clogging sludge, characterized in that: the bottom plate (17) is vertically connected with the sterilizer (1), the central line of the bottom plate (17) and the central line of the expansion plate (19) are overlapped, and the inner diameter of the bottom plate (17) is larger than the outer diameter of the expansion plate (19).
8. The apparatus according to claim 1, for water resource environmental protection, for sterilizing and anti-clogging sludge, characterized in that: the scraper (20) is vertically arranged outside the stirrer (23), the scraper (20) is designed in an L-shaped structure, and the bottom surface of the scraper (20) is designed by adopting a screen mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414449.4A CN112520962A (en) | 2020-12-04 | 2020-12-04 | Water resource environment protection is with disinfecting just preventing blockking up clean-up equipment to silt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414449.4A CN112520962A (en) | 2020-12-04 | 2020-12-04 | Water resource environment protection is with disinfecting just preventing blockking up clean-up equipment to silt |
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| Publication Number | Publication Date |
|---|---|
| CN112520962A true CN112520962A (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011414449.4A Pending CN112520962A (en) | 2020-12-04 | 2020-12-04 | Water resource environment protection is with disinfecting just preventing blockking up clean-up equipment to silt |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210874351U (en) * | 2019-09-25 | 2020-06-30 | 中建六局安装工程有限公司 | Muddy water treatment equipment for drainage engineering pipe jacking construction |
| CN111514649A (en) * | 2020-05-08 | 2020-08-11 | 戴阳华 | River silt handles and uses mud-water separation device |
| CN111705860A (en) * | 2020-07-23 | 2020-09-25 | 蔡华东 | Environment-friendly silt separation cleaning device for hydraulic engineering |
-
2020
- 2020-12-04 CN CN202011414449.4A patent/CN112520962A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210874351U (en) * | 2019-09-25 | 2020-06-30 | 中建六局安装工程有限公司 | Muddy water treatment equipment for drainage engineering pipe jacking construction |
| CN111514649A (en) * | 2020-05-08 | 2020-08-11 | 戴阳华 | River silt handles and uses mud-water separation device |
| CN111705860A (en) * | 2020-07-23 | 2020-09-25 | 蔡华东 | Environment-friendly silt separation cleaning device for hydraulic engineering |
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Application publication date: 20210319 |