CN211078630U - Waste water utilization device for construction site - Google Patents
Waste water utilization device for construction site Download PDFInfo
- Publication number
- CN211078630U CN211078630U CN201921174037.0U CN201921174037U CN211078630U CN 211078630 U CN211078630 U CN 211078630U CN 201921174037 U CN201921174037 U CN 201921174037U CN 211078630 U CN211078630 U CN 211078630U
- Authority
- CN
- China
- Prior art keywords
- tank
- filter
- waste water
- filter tank
- fixed
- 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
- 239000002351 wastewater Substances 0.000 title claims abstract description 46
- 238000010276 construction Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000004062 sedimentation Methods 0.000 claims abstract description 43
- 238000001914 filtration Methods 0.000 claims description 49
- 239000011347 resin Substances 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 9
- 239000010865 sewage Substances 0.000 claims description 7
- 239000010802 sludge Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 239000002250 absorbent Substances 0.000 description 7
- 239000012535 impurity Substances 0.000 description 7
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000012466 permeate Substances 0.000 description 2
- 238000011045 prefiltration Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to a waste water utilization device for construction sites, which comprises a filter tank, a sedimentation tank communicated with the filter tank through a first connecting pipe, and a water storage tank communicated with the sedimentation tank through a second connecting pipe, wherein the filter tank is provided with a water inlet pipe; a first filter plate parallel to the bottom surface of the filter tank is arranged in the filter tank, baffle plates which are obliquely arranged are fixed on the periphery of the first filter plate, and the high ends of the baffle plates are abutted against the side wall of the filter tank; the first filter plate is lifted along the filter tank through a driving assembly, the driving assembly comprises a motor fixed on the end face of the filter tank and a screw rod fixed with an output shaft of the motor, and the screw rod is perpendicular to the filter screen and is in threaded connection with the filter screen; the bottom surface of the filter tank is fixedly provided with a sleeve vertical to the bottom surface of the filter tank, the screw rod penetrates through the sleeve, a check ring is circumferentially fixed at the upper end of the sleeve, and a box door is hinged to the side wall of the upper end of the filter tank. The utility model discloses a conveniently clear up the filter screen, realize the reposition of redundant personnel of building site waste water and mud, have the water economy resource, guarantee the stable exhaust effect of water.
Description
Technical Field
The utility model belongs to the technical field of the technique of construction and specifically relates to a waste water utilization device of building site is related to.
Background
With the rapid development of economy, building construction is developed in large scale throughout the country, a large amount of wastewater is generated in the construction process, and if the wastewater is directly discharged into local rivers without treatment, the wastewater can seriously affect the water environment of the local surface of the earth, even destroy local water sources, and waste of water resources is also caused. The reasonable recycling of the wastewater not only brings economic benefits and solves the water use crisis of the construction site, but also the key technology aiming at realizing green buildings inevitably brings attention to related industries, so that the construction site open source throttling becomes an important content in construction of harmonious construction and green buildings.
Chinese patent with publication number CN206635178U discloses a waste water reuse device for building site, including sedimentation tank, decomposition pond and reservoir, the inside aqueduct that runs through of sedimentation tank and decomposition pond, through the connecting pipe intercommunication between decomposition pond and the reservoir, the sedimentation tank upper end is equipped with the inlet tube, and its bottom intercommunication has the blow off pipe, is fixed with the filter screen through the bracing piece in the sedimentation tank, and waste water gets into the decomposition pond through the sediment of sedimentation tank during, and the water that handles gets into the reservoir is reserve.
The above prior art solutions have the following drawbacks: although the recycling of waste water in the construction site range can be solved to a certain extent, because the construction site environment is poor, too much sludge is mixed in the waste water, water and sludge can be separated untimely, the filter screen is blocked, the filtering effect of the filter screen is influenced, and the subsequent treatment process can not be carried out.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a building site's waste water utilization equipment through conveniently clearing up the filter screen, can realize the reposition of redundant personnel of building site waste water and mud, has the water economy resource, guarantees the stable exhaust effect of water.
The above technical purpose of the present invention can be achieved by the following technical solutions: a waste water utilization device for a construction site comprises a filter tank, a sedimentation tank communicated with the filter tank through a first connecting pipe, and a water storage tank communicated with the sedimentation tank through a second connecting pipe, wherein a water inlet pipe is arranged at the upper end of the filter tank, a first filter plate parallel to the bottom surface of the filter tank is arranged in the filter tank, baffles which are obliquely arranged are fixed on the periphery of the first filter plate, and the high ends of the baffles are abutted to the side wall of the filter tank; the first filter plate is lifted along the filter tank through a driving assembly, the driving assembly comprises a motor fixed on the end surface of the filter tank and a screw rod fixed with an output shaft of the motor, the screw rod is perpendicular to the first filter plate and is in threaded connection with the first filter plate, one end of the screw rod is rotatably connected with the upper end surface of the filter tank, and the other end of the screw rod is rotatably connected with the bottom surface of the filter tank; the bottom surface of the filter tank is fixedly provided with a sleeve perpendicular to the bottom surface of the filter tank, the screw rod penetrates through the sleeve, a check ring is circumferentially fixed at the upper end of the sleeve, and a box door is hinged to the side wall of the upper end of the filter tank.
Through adopting above-mentioned technical scheme, building site waste water enters into the filtering ponds through the inlet tube, according to discharge size, adjusts the height of first filter for first filter is contactless through prefiltered waste water with the below. When the excessive mud influences the filter effect on first filter, starter motor, the motor drive lead screw rotates, lead screw and first filter threaded connection, and under the spacing of baffle, first filter can't rotate, only can remove along the length direction of lead screw for first filter upwards slides, opens the chamber door, clears up first filter, then removes to suitable height first filter according to the waste water volume in the filter tank. Through conveniently clearing up first filter, can realize the reposition of redundant personnel of building site waste water and mud, have the water economy resource, guarantee the stable exhaust effect of water.
The utility model discloses further set up to: and the sleeve is filled with water-absorbent resin.
Through adopting above-mentioned technical scheme, the filtering ponds normal water is too much, and water can be followed the gap infiltration of sleeve pipe upper end and gone into in the sleeve pipe, leads to the lead screw to rust, influences the lead screw and rotates. And water-absorbing resin is filled in the sleeve and can absorb water permeating into the sleeve, so that the normal rotation of the screw rod is ensured.
The utility model discloses further set up to: the inlet tube extends to the one end intercommunication of filtering ponds has the horizontally leading water pipe, the length direction of leading water pipe evenly is fixed with the branch pipe rather than inside intercommunication.
Through adopting above-mentioned technical scheme, evenly set up a plurality of branch pipes, guarantee that first filter can the uniform filtration, avoid waste water to fall from a certain position, lead to this department impurity too much for impurity gathers at a certain position of first filter, lead to this department to block up.
The utility model discloses further set up to: and sealing strips are fixed on the inner walls of the periphery of the box door.
Through adopting above-mentioned technical scheme, set up the sealing strip, avoid the chamber door to leak all around.
The utility model discloses further set up to: the bottom of the filtering tank is communicated with a sewage discharge pipe, and one end of the sewage discharge pipe, which is far away from the filtering tank, is provided with a sludge pump.
Through adopting above-mentioned technical scheme, through first filter prefilter's building site waste water, still contain a large amount of impurity and mud, place the certain time after, the aquatic suspended solid subsides, and the mud of gathering in the filter tank bottom passes through the blow off pipe and discharges.
The utility model discloses further set up to: one end of the first connecting pipe is communicated with the filtering tank, the other end of the first connecting pipe penetrates through the side wall of the sedimentation tank to be communicated with the sedimentation tank, and a water pump is installed at one end, close to the sedimentation tank, of the first connecting pipe; and a support is arranged on one side of the sedimentation tank, and the water pump is fixed on the support.
Through adopting above-mentioned technical scheme, start the water pump, the waste water through prefiltering in the filtering ponds enters into the sedimentation tank through first connecting pipe and subsides the processing.
The utility model discloses further set up to: the sedimentation tank is internally provided with a second filter plate, the side walls of the periphery of the upper end of the sedimentation tank are fixedly provided with mounting rods, the second filter plate is arranged on the mounting rods, and the horizontal height of the second filter plate is lower than the height of the first connecting pipe extending into the sedimentation tank.
Through adopting above-mentioned technical scheme, set up the second filter, can further improve the filter effect of building site waste water, the second filter is placed on the installation pole, conveniently takes out the second filter and thoroughly clears up.
The utility model discloses further set up to: the second filter plate is obliquely arranged, and the high end of the second filter plate is close to the filter tank.
Through adopting above-mentioned technical scheme, the slope of second filter sets up, can increase the cross-sectional area of second filter, improves filtration efficiency.
The utility model discloses further set up to: and the second connecting pipe is provided with a one-way valve.
Through adopting above-mentioned technical scheme, install the check valve on the second connecting pipe, can avoid in the reservoir through the water backflow of handling to the sedimentation tank.
To sum up, the utility model discloses a beneficial technological effect does:
1. When the filtering effect is influenced by too much sludge on the first filtering plate, the motor is started, the motor drives the screw rod to rotate, the screw rod is in threaded connection with the first filtering plate, the first filtering plate cannot rotate under the limit of the baffle plate and can only move along the length direction of the screw rod, so that the first filtering plate slides upwards, the box door is opened, the first filtering plate is cleaned, and then the first filtering plate is moved to a proper height according to the amount of wastewater in the filtering tank;
2. The water in the filter tank is excessive, water can permeate into the sleeve from a gap at the upper end of the sleeve, so that the lead screw is rusted, the rotation of the lead screw is influenced, the sleeve is filled with water-absorbent resin, and the water-absorbent resin can absorb the water permeating into the sleeve, so that the normal rotation of the lead screw is ensured;
3. The building site waste water through first filter prefilter still contains a large amount of impurity and mud, places the certain time after, and the aquatic suspended solid subsides, and the mud of gathering in the filtering ponds bottom passes through the blow off pipe and discharges.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the filtering tank of the present invention;
Fig. 3 is a schematic sectional structure view of the sleeve of the present invention;
FIG. 4 is a schematic view of the structure of the door of the present invention;
Fig. 5 is a schematic diagram of the internal structure of the sedimentation tank of the present invention.
Reference numerals: 1. a filtration tank; 11. a water inlet pipe; 12. a water conduit; 13. a branch pipe; 14. a blow-off pipe; 15. a sludge pump; 16. a box door; 161. a sealing strip; 2. a sedimentation tank; 21. a second filter plate; 22. mounting a rod; 3. a water storage tank; 31. a drain pipe; 4. a first filter plate; 41. a baffle plate; 5. a drive assembly; 51. a motor; 52. a screw rod; 53. a sleeve; 531. a retainer ring; 54. a water-absorbent resin; 61. a first connecting pipe; 62. a second connecting pipe; 621. a one-way valve; 63. a water pump; 64. and (4) a bracket.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a waste water utilization device of building site, including filtering ponds 1, with filtering ponds 1 through sedimentation tank 2 of first connecting pipe 61 intercommunication, with sedimentation tank 2 through the tank 3 of second connecting pipe 62 intercommunication, filtering ponds 1, sedimentation tank 2 and tank 3 are hollow cuboid form.
As shown in fig. 1-2, a first filter plate 4 is disposed in the filter tank 1, the first filter plate 4 is parallel to the bottom surface of the filter tank 1, a baffle plate 41 is fixed to the first filter plate 4 in the circumferential direction, the baffle plate 41 is inclined, the high end of the baffle plate 41 abuts against the inner side wall of the filter tank 1, and the low end of the baffle plate 41 is fixed to the first filter plate 4. The filtering tank 1 is provided with a driving assembly 5 for driving the first filtering plate 4 to ascend and descend, the driving assembly 5 comprises a motor 51 and a screw rod 52, the motor 51 is fixed on the upper end face of the filtering tank 1, and an output shaft of the motor 51 is perpendicular to the upper end face of the filtering tank 1 and is rotatably connected with the upper end face of the filtering tank 1. The upper end of the screw rod 52 is fixed with the output shaft of the motor 51, the lower end of the screw rod is rotatably connected with the bottom surface of the filter tank 1, and the screw rod 52 penetrates through the first filter plate 4 and is in threaded connection with the first filter plate 4. A sleeve 53 vertical to the bottom surface of the filter tank 1 is fixed on the bottom surface of the filter tank 1, the screw rod 52 penetrates through the sleeve 53, a retaining ring 531 is fixed on the upper end of the sleeve 53 in the circumferential direction, and the sleeve 53 is filled with water-absorbent resin 54 in combination with the figure 3. The water in the filter tank 1 is too much, water can permeate into the sleeve 53 from the gap at the upper end of the sleeve 53, so that the screw rod 52 rusts, the rotation of the screw rod 52 is influenced, the sleeve 53 is filled with the water-absorbent resin 54, and the water permeating into the sleeve 53 can be absorbed by the water-absorbent resin 54, so that the normal rotation of the screw rod 52 is ensured.
The upper end of the filter tank 1 close to the side wall of the sedimentation tank 2 is hinged with a tank door 16, and a sealing strip 161 is fixed on the inner wall of the tank door 16. The door 16 is opened, the first filter plates 4 are conveniently cleaned, and the sealing strips 161 are arranged to prevent the door 16 from leaking around.
As shown in fig. 1 and 4, a water inlet pipe 11 is fixed at the upper end of the filtering tank 1 and is communicated with the inside of the filtering tank 1, a horizontally arranged water conduit 12 is connected to one end of the water inlet pipe 11 extending to the inside of the filtering tank 1, and branch pipes 13 which are communicated with the water conduit 12 and are vertical to the water conduit 12 are uniformly fixed in the length direction of the water conduit 12. Evenly set up a plurality of branch pipes 13, guarantee that first filter 4 can evenly filter, avoid waste water to fall from a certain position, lead to this department impurity too much for impurity gathers at a certain position of first filter 4, lead to this department to block up.
As shown in figure 1, the lateral wall of the lower end of the filtering tank 1 is communicated with a sewage discharge pipe 14, a sludge pump 15 is installed on the sewage discharge pipe 14, the construction site wastewater which is preliminarily filtered by the first filtering plate 4 still contains a large amount of impurities and slurry, and after the wastewater is placed for a certain time, suspended matters in water settle, and the slurry accumulated at the bottom of the filtering tank 1 is discharged through the sewage discharge pipe 14.
As shown in fig. 1, one end of the first connecting pipe 61 is communicated with the filtering tank 1, the other end is communicated with the sedimentation tank 2, a water pump 63 is installed on the first connecting pipe 61, a bracket 64 is arranged on one side of the sedimentation tank 2 close to the filtering tank 1, and the water pump 63 is fixed on the bracket 64. And starting the water pump 63, and allowing the wastewater subjected to primary filtration in the filtration tank 1 to enter the sedimentation tank 2 through the first connecting pipe 61 for sedimentation treatment.
As shown in fig. 5, the second filter plates 21 are disposed in the settling tank 2, and the second filter plates 21 are disposed at a lower height than the first connection pipes 61 extending into the settling tank 2. All be fixed with installation pole 22 on the upper end lateral wall of sedimentation tank 2, second filter 21 is placed on installation pole 22, and second filter 21 slope sets up, and the high-end of second filter 21 is close to filtering ponds 1. Set up second filter 21, can further improve the filter effect of building site waste water, second filter 21 is placed on installation pole 22, conveniently takes out second filter 21 and thoroughly clears up.
As shown in fig. 1, one end of the second connecting pipe 62 is communicated with the sedimentation tank 2, the other end is communicated with the water storage tank 3, a one-way valve 621 is installed on the second connecting pipe 62, and a drain pipe 31 is communicated with the side wall of the second connecting pipe 62 far away from the sedimentation tank 2. The check valve 621 is installed on the second connection pipe 62 to prevent the treated water in the storage tank 3 from flowing backward into the settling tank 2.
The implementation principle of the embodiment is as follows: building site waste water enters into filtering ponds 1 through inlet tube 11, according to discharge size, adjusts the height of first filter 4 for first filter 4 is contactless with the waste water of below through prefiltering. When the excessive mud influences the filter effect on first filter 4, starter motor 51, motor 51 drive lead screw 52 rotates, lead screw 52 and 4 threaded connection of first filter, under baffle 41 is spacing, first filter 4 can't rotate, only can remove along the length direction of lead screw 52 for first filter 4 upwards slides, opens chamber door 16, clears up first filter 4, then removes first filter 4 to suitable height according to the interior waste water volume of filtering ponds 1 again. The wastewater filtered by the first filter plate 4 enters the sedimentation tank 2 through the first connecting pipe 61 for sedimentation, and then enters the water storage tank 3 through the second connecting pipe 62 for recycling. The utility model discloses can realize the reposition of redundant personnel of building site waste water and mud, have the water economy resource, guarantee the stable exhaust effect of water.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a waste water utilization device of building site, includes filtering ponds (1), sedimentation tank (2) through first connecting pipe (61) intercommunication with filtering ponds (1), with tank (3) of sedimentation tank (2) through second connecting pipe (62) intercommunication, filtering ponds (1) upper end is provided with inlet tube (11), its characterized in that: a first filter plate (4) parallel to the bottom surface of the filter tank (1) is arranged in the filter tank (1), baffle plates (41) which are obliquely arranged are fixed on the periphery of the first filter plate (4), and the high ends of the baffle plates (41) are abutted to the side wall of the filter tank (1); the first filter plate (4) is lifted along the filter tank (1) through a driving assembly (5), the driving assembly (5) comprises a motor (51) fixed on the end surface of the filter tank (1) and a screw rod (52) fixed with an output shaft of the motor (51), the screw rod (52) is perpendicular to the first filter plate (4) and is in threaded connection with the first filter plate (4), one end of the screw rod (52) is rotatably connected with the upper end surface of the filter tank (1), and the other end of the screw rod is rotatably connected with the bottom surface of the filter tank (1); the bottom surface of the filter tank (1) is fixedly provided with a sleeve (53) vertical to the filter tank, the screw rod (52) penetrates through the sleeve (53), a check ring (531) is circumferentially fixed at the upper end of the sleeve (53), and the side wall of the upper end of the filter tank (1) is hinged with a tank door (16).
2. The waste water utilization device for construction sites according to claim 1, wherein: the sleeve (53) is filled with water-absorbing resin (54).
3. The waste water utilization device for construction sites according to claim 1, wherein: the inlet tube (11) extend to the one end intercommunication of filtering ponds (1) has horizontally leading water pipe (12), the length direction of leading water pipe (12) is evenly fixed with branch pipe (13) rather than inside intercommunication.
4. The waste water utilization device for construction sites according to claim 1, wherein: and sealing strips (161) are fixed on the inner walls of the periphery of the box door (16).
5. The waste water utilization device for construction sites according to claim 1, wherein: the bottom of the filtering tank (1) is communicated with a sewage discharge pipe (14), and one end of the sewage discharge pipe (14) far away from the filtering tank (1) is provided with a sludge pump (15).
6. The waste water utilization device for construction sites according to claim 1, wherein: one end of the first connecting pipe (61) is communicated with the filtering tank (1), the other end of the first connecting pipe penetrates through the side wall of the sedimentation tank (2) to be communicated with the sedimentation tank (2), and a water pump (63) is installed at one end, close to the sedimentation tank (2), of the first connecting pipe (61); a support (64) is arranged on one side of the sedimentation tank (2), and the water pump (63) is fixed on the support (64).
7. The waste water utilization device for construction sites according to claim 1, wherein: the sedimentation tank is characterized in that a second filter plate (21) is arranged in the sedimentation tank (2), mounting rods (22) are fixed on the peripheral side wall of the upper end of the sedimentation tank (2), the second filter plate (21) is placed on the mounting rods (22), and the horizontal height of the second filter plate (21) is lower than the height of the first connecting pipe (61) extending to the sedimentation tank (2).
8. The waste water utilization device for construction sites according to claim 7, wherein: the second filter plate (21) is obliquely arranged, and the high end of the second filter plate (21) is close to the filter tank (1).
9. The waste water utilization device for construction sites according to claim 1, wherein: and a one-way valve (621) is arranged on the second connecting pipe (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921174037.0U CN211078630U (en) | 2019-07-24 | 2019-07-24 | Waste water utilization device for construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921174037.0U CN211078630U (en) | 2019-07-24 | 2019-07-24 | Waste water utilization device for construction site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211078630U true CN211078630U (en) | 2020-07-24 |
Family
ID=71646649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921174037.0U Expired - Fee Related CN211078630U (en) | 2019-07-24 | 2019-07-24 | Waste water utilization device for construction site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211078630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115779559A (en) * | 2022-12-12 | 2023-03-14 | 江苏凯进生态建设有限公司 | Comprehensive wastewater treatment device and treatment method |
-
2019
- 2019-07-24 CN CN201921174037.0U patent/CN211078630U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115779559A (en) * | 2022-12-12 | 2023-03-14 | 江苏凯进生态建设有限公司 | Comprehensive wastewater treatment device and treatment method |
| CN115779559B (en) * | 2022-12-12 | 2024-02-02 | 江苏凯进生态建设有限公司 | Comprehensive wastewater treatment device and treatment method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209759162U (en) | A effluent treatment plant for mining engineering | |
| CN106007196A (en) | Recyclable water quality treating device and method for central landscape park | |
| CN211069201U (en) | Integrated town sewage treatment device | |
| CN211078630U (en) | Waste water utilization device for construction site | |
| CN215627317U (en) | Facility is handled to sponge city initial stage rainwater | |
| CN210656600U (en) | Ecological restoration system of landscape water body | |
| CN208717051U (en) | A kind of effluent treatment plant for building | |
| CN111908526A (en) | Intermittent sewage treatment device for washing sewage treatment | |
| CN207950765U (en) | A kind of grit water separator | |
| CN216106316U (en) | Bury formula sewage treatment jar | |
| CN216616123U (en) | A rainwater recovery unit for landscape architecture | |
| CN213994939U (en) | Environment-friendly sewage filtration equipment | |
| CN214571158U (en) | High-efficient sewage treatment plant | |
| CN212425785U (en) | Sewage treatment equipment with automatic sewage discharging mechanism | |
| CN108301391A (en) | A kind of oil slick collecting device | |
| CN205500984U (en) | Novel sewage purification processing device | |
| CN211644895U (en) | Wastewater treatment system | |
| CN210674364U (en) | Novel high-efficient water treatment solid-liquid separation device | |
| CN208648924U (en) | A kind of municipal domestic sewage treatment device | |
| CN202446882U (en) | Dynamic drift sand filtering system | |
| CN213049526U (en) | A sedimentation tank for sewage treatment | |
| CN202011820U (en) | High-impurity sewage purifying treatment device | |
| CN220665102U (en) | Multistage sewage purification treatment device | |
| CN216639206U (en) | Distributed domestic sewage treatment device | |
| CN213388226U (en) | Inverted AAO (anaerobic-anoxic-oxic) retreatment device for toilet sewage treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 |