CN214571301U - Rainwater treatment and recycling integrated equipment - Google Patents
Rainwater treatment and recycling integrated equipment Download PDFInfo
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- CN214571301U CN214571301U CN202120373915.2U CN202120373915U CN214571301U CN 214571301 U CN214571301 U CN 214571301U CN 202120373915 U CN202120373915 U CN 202120373915U CN 214571301 U CN214571301 U CN 214571301U
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- 238000004064 recycling Methods 0.000 title claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 238000001914 filtration Methods 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims description 39
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000004659 sterilization and disinfection Methods 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 14
- 239000003344 environmental pollutant Substances 0.000 description 12
- 231100000719 pollutant Toxicity 0.000 description 12
- 238000011001 backwashing Methods 0.000 description 11
- 239000002245 particle Substances 0.000 description 11
- 239000002893 slag Substances 0.000 description 11
- 229910052742 iron Inorganic materials 0.000 description 8
- 239000004576 sand Substances 0.000 description 8
- 238000001179 sorption measurement Methods 0.000 description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 7
- 239000006004 Quartz sand Substances 0.000 description 7
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 7
- 239000003830 anthracite Substances 0.000 description 7
- 239000003610 charcoal Substances 0.000 description 7
- 239000012535 impurity Substances 0.000 description 7
- 229910052748 manganese Inorganic materials 0.000 description 7
- 239000011572 manganese Substances 0.000 description 7
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- 229910052785 arsenic Inorganic materials 0.000 description 4
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 4
- 238000009388 chemical precipitation Methods 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 208000034699 Vitreous floaters Diseases 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 230000003020 moisturizing effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- -1 leaves Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Abstract
The utility model provides an integrated device for rainwater treatment and recovery; comprises a tank body (5), wherein a coarse filter screen (7), a fine filter screen (9), a coarse filter layer (10) and a fine filter layer (17) are arranged in the tank body (5); thin filter screen (9), thick filter layer (10) and thin filter layer (17) become four spaces from top to bottom with the inside of jar body (5): a water inlet area (1), a coarse filtering area (2), a fine filtering area (3) and a clear water area (4). This novel rainwater is handled recycle integration equipment has overcome the shortcoming that current rainwater is handled recycle system flow is long, structural device is complicated, area is big, the treatment effect is poor etc, and this equipment only needs very little space alright realize that rainwater is handled recycle integration, and consequently the beneficial effect of this equipment includes that area is little, simple structure, processing flow are short, the treatment effect is good, maintains simple and low energy consumption etc..
Description
Technical Field
The invention belongs to the technical field of water treatment; in particular to a rainwater treatment and recycling integrated device.
Background
China is a country with severe drought and water shortage, and the reuse of water resources is an important means for solving the problem of water resource shortage. Rainwater is a high-quality fresh water resource in the nature, and becomes an increasing trend, can realize the functions of flushing a toilet, spraying on a road surface, greening irrigation and the like after simple treatment, and has remarkable water-saving effect when being recovered.
Along with the development of economy, urban atmospheric pollution and ground pollution sources increase, rainwater runoff pollution is increasingly serious, especially initial rainwater with more pollution, numerous studies at home and abroad prove that the initial rainwater quality of runoff is poor, and the rainwater runoff pollution load of 20% of the initial rainwater is 80%, so that the treatment and disposal of the initial rainwater is a technical key for rainwater recycling, at present, rainwater or the initial rainwater is mostly discharged into natural water bodies in a direct-discharge disposal mode, and effective treatment and rainwater recycling are difficult to carry out.
Disclosure of Invention
The invention aims to provide rainwater treatment and recycling integrated equipment.
The invention is realized by the following technical scheme:
the invention relates to rainwater treatment and recycling integrated equipment, which comprises a tank body 5, wherein a coarse filter screen 7, a fine filter screen 9, a coarse filter layer 10 and a fine filter layer 17 are arranged in the tank body 5;
the fine filter screen 9, the coarse filter layer 10 and the fine filter layer 17 divide the interior of the tank body 5 into four spaces from top to bottom: a water inlet area 1, a coarse filtering area 2, a fine filtering area 3 and a clear water area 4;
a splash guard 6 and a coarse strainer 7 are arranged in the water inlet area 1 from top to bottom; the upper part of the water inlet area 1 is provided with an overflow port 8;
a fine filter screen 9 and a coarse filter layer 10 are arranged in the coarse filter area 2 from top to bottom;
a first water inlet flashboard 12, a second water inlet flashboard 13, a third water inlet flashboard 14, a first backflushing water flashboard 15, a second backflushing water flashboard 16, a fine filtering layer 17 and a water outlet flashboard 18 are arranged in the fine filtering area 3;
a vent pipe 19, an ultraviolet disinfection device 20 and a water outlet pipe 23 are arranged in the clean water area 4; wherein the end of the water outlet pipe 23 is positioned at the bottom of the clean water area 4; the middle part of the clean water area 4 is provided with a water replenishing port 21, and the bottom part is provided with a drainage port 22;
the inside of the jar body 5 is equipped with a plurality of supports 11 of dismantling, coarse strainer 7, fine filter 9 and coarse filtration layer 10 pass through can dismantle support 11 installation setting in jar body 5 inside.
Preferably, the can 5 has a prismatic or cylindrical shape.
Preferably, the tank 5 is of a steel structure.
Preferably, the removable support 11 is made of steel or high-strength plastic.
Preferably, the fine filter screen 9 is shaped like a truncated pyramid or a truncated cone.
Preferably, the mesh diameter of the coarse filter 7 is 1-2 cm.
Preferably, the mesh diameter of the fine screen 9 is 0.1-1 cm.
Preferably, the fine screen 9 is composed of a fixing plate 91 and a screen 92.
Preferably, cobblestones with different particle sizes are used as the filter material of the coarse filter layer 10.
Preferably, the filter material of the fine filter layer 17 comprises the following components in percentage by mass: 15-25 wt% of anthracite filter material, 20-30 wt% of quartz sand, 15-20 wt% of steel slag filter material, 20-30 wt% of activated carbon filter material, 15-20 wt% of manganese sand filter material and 10-15 wt% of charcoal particles. The combination of the anthracite filter material and the charcoal particles can play a good role in adsorption and filtration, the steel slag filter material has a chemical precipitation and adsorption role, and can adsorb and remove heavy metal pollutants such as phosphorus, chromium, zinc and the like in rainwater, iron rust generated by the steel slag can flocculate and agglomerate partial small molecular pollutants in the rainwater, the manganese sand filter material has a large surface area and a sewage interception capacity, and can effectively remove pollutants such as iron, manganese, arsenic and the like in the rainwater, the quartz sand and the active carbon filter material also play a certain role in filtration, and can also prevent the whole fine filter layer from hardening, wherein the active carbon filter material can also play a role in adsorbing peculiar smell and removing chromaticity.
The invention has the following advantages:
(1) the invention relates to a rainwater treatment and recycling integrated device, which is characterized in that the interior of a tank body is divided into four spaces by a fine filter screen, a coarse filter layer and a fine filter layer, wherein the tank body is internally provided with a water inlet area, a coarse filter area, a fine filter area and a clear water area from top to bottom;
(2) the invention relates to a rainwater treatment and recycling integrated device, rainwater can remove impurities such as leaves, paper pieces, broken stones, packaging bags and the like through a coarse filter screen, then small-particle-size impurities such as gravel and the like are removed through a fine filter screen, then large-particle-size floaters, flocculates and the like are removed through a coarse filter layer, and finally the rainwater enters a fine filter layer for advanced treatment, in the fine filter layer, the combination of anthracite filter materials and charcoal particles can play a good role in adsorption and filtration, a steel slag filter material has chemical precipitation and adsorption effects and can adsorb and remove heavy metal pollutants such as phosphorus, chromium, zinc and the like in rainwater, iron rust generated by steel slag can flocculate part of small molecular pollutants in the rainwater into clusters, a manganese sand filter material has a large surface area and a sewage interception capability, can effectively remove pollutants such as iron, manganese, arsenic and the like in the rainwater, and quartz sand and active carbon filter materials also play a certain role in filtration, the whole fine filter layer can be prevented from hardening, the active carbon filter material can also play a role in absorbing peculiar smell and removing chromaticity, rainwater enters a clear water area after passing through the fine filter layer and can be reused after being sterilized and disinfected by an ultraviolet disinfection device; the equipment has good treatment effect and low energy consumption;
(3) the coarse filter screen, the fine filter screen and the coarse filter layer in the equipment can be taken out for cleaning only by detaching the detachable support, so that the equipment is convenient and fast to maintain; the fine filter layer is cleaned by back washing, and the filter material in the fine filter layer has stable property and long service life, thereby reducing the replacement times of the filter material.
Drawings
FIG. 1 is a schematic structural diagram of the rainwater treatment and recycling integrated equipment;
FIG. 2 is a top view of the rainwater treatment and recycling integrated device of the present invention;
FIG. 3 is a top view of a fine screen according to the present invention;
FIG. 4 is a schematic view of the connection structure of the detachable support and the fine filter screen according to the present invention;
wherein, the water inlet area is 1, the coarse filtration area is 2, the fine filtration area is 3, the clean water area is 4, the tank body is 5, the splash board is 6, the coarse filtration screen is 7, the overflow port is 8, the fine filtration screen is 9, the coarse filtration layer is 10, the detachable support is 11, the first water inlet gate plate is 12, the second water inlet gate plate is 13, the third water inlet gate plate is 14, the first backflushing washing water gate plate is 15, the second backflushing washing water gate plate is 16, the fine filtration layer is 17, the water outlet gate plate is 18, the vent pipe is 19, the ultraviolet disinfection device is 20, the water replenishing port is 21, the evacuation port is 22, the water outlet pipe is 23, the fixing plate is 91 and the filtration screen is 92.
Detailed Description
The present invention will be described in detail with reference to specific examples. It should be noted that the following examples are only illustrative of the present invention, but the scope of the present invention is not limited to the following examples.
Examples
The embodiment relates to rainwater treatment and recycling integrated equipment, which comprises a tank body 5, wherein a coarse filter screen 7, a fine filter screen 9, a coarse filter layer 10 and a fine filter layer 17 are arranged in the tank body 5, the fine filter screen 9, the coarse filter layer 10 and the fine filter layer 17 divide the interior of the tank body into four spaces, namely a water inlet area 1, a coarse filter area 2, a fine filter area 3 and a clean water area 4 from top to bottom, the water inlet area 1 is internally provided with a splash guard 6 and the coarse filter screen 7 from top to bottom, the coarse filter area 2 is internally provided with the fine filter screen 9 and the coarse filter layer 10 from top to bottom, the fine filter area 3 is internally provided with a first water inlet flashboard 12, a second water inlet flashboard 13, a third water inlet flashboard 14, a first backflushing water flashboard 15, a second backflushing water flashboard 16, the fine filter layer 17 and a water outlet flashboard 18, and the clean water area 4 is internally provided with a vent pipe 19, Ultraviolet ray degassing unit 20 and outlet pipe 23, the end of outlet pipe 23 is located the bottom in clear water district 4, the upper portion in the district 1 of intaking is equipped with overflow mouth 8, the middle part in clear water district 4 is equipped with moisturizing mouth 21, the bottom is equipped with evacuation mouth 22, jar body 5 is inside to be equipped with a plurality of detachable support 11, coarse strainer 7, fine filter screen 9 and coarse filtration layer 10 pass through detachable support 11 installs in jar body 5.
Rainwater enters from the top of the device, the anti-splash plate 6 can prevent the rainwater from splashing, when the rainwater amount is larger and exceeds the processing capacity of the device, redundant rainwater can be discharged through the overflow port 8, the rainwater firstly enters the water inlet area 1, impurities such as leaves, scraps, broken stones, packaging bags and the like are removed through the coarse filter screen 7, then enters the coarse filter area 2, small-particle-size impurities such as sand and gravel are removed through the fine filter screen 9, then enters the fine filter area 3 after large-particle-size floaters, flocculates and the like are removed through the coarse filter layer 10, the rainwater closes the second water inlet flashboard 13, the first backwashing water flashboard 15 and the backwashing flashboard 16 before entering the fine filter layer 17, opens the first water inlet flashboard 12, the third water inlet flashboard 14 and the water outlet flashboard 18, the rainwater enters the fine filter layer 17 through the first water inlet flashboard 12 and the third water inlet flashboard 14 for deep processing, the rainwater enters the clear water area 4 through the water outlet flashboard 18 after exiting from the fine filter layer 17, can use the air of the clear water district 4 of breather pipe 19 discharge, increase the pressure differential of fine filtering area 3 and clear water district 4, strengthen the treatment effect of fine filter layer, when the rainwater in clear water district 4 is not enough, accessible moisturizing mouth 21 supplyes the water source, after the disinfection of disinfecting is finished to the rainwater in clear water district 4 to ultraviolet ray disinfection device 20, rainwater accessible outlet pipe 23 discharge apparatus recycles.
When the fine filter layer 17 is subjected to backwashing, the water inlet first water gate plate 12, the third water inlet gate plate 14 and the water outlet gate plate 18 are closed, the second water inlet gate plate 13, the first backwashing water gate plate 15 or the second backwashing water gate plate 16 is opened, water enters from the second water inlet gate plate 13 and then is backwashed from bottom to top through the fine filter layer 17, backwashing effluent enters the clear water area 4 through the first backwashing water gate plate 15 or the second backwashing water gate plate 16, air in the fine filter area 3 and the clear water area 4 can be pumped out through the vent pipe 19, the pressure difference between the coarse filter area 2 and the fine filter area 3 is increased, the backwashing effect of the fine filter layer 17 is enhanced, and backwashing effluent in the clear water area 4 can be discharged through the vent hole 22.
Further, the can body 5 has a prism shape or a cylindrical shape.
Further, the tank body 5 is of a steel structure.
Further, the detachable support 11 is made of steel or high-strength plastic.
Further, the shape of the fine filter screen 9 is a truncated pyramid shape or a truncated cone shape.
Further, the mesh diameter of the coarse filter 7 is 1-2 cm.
Further, the mesh diameter of the fine filter screen 9 is 0.1-1 cm.
Further, the fine filter 9 is composed of a fixing plate 91 and a filter 92.
Furthermore, cobblestones with different particle sizes are adopted as the filter material of the coarse filter layer 10.
Further, the filter material of the fine filter layer 17 comprises the following components in percentage by mass: 15-25 wt% of anthracite filter material, 20-30 wt% of quartz sand, 15-20 wt% of steel slag filter material, 20-30 wt% of activated carbon filter material, 15-20 wt% of manganese sand filter material and 10-15 wt% of charcoal particles. The combination of the anthracite filter material and the charcoal particles can play a good role in adsorption and filtration, the steel slag filter material has a chemical precipitation and adsorption role, and can adsorb and remove heavy metal pollutants such as phosphorus, chromium, zinc and the like in rainwater, iron rust generated by the steel slag can flocculate and agglomerate partial small molecular pollutants in the rainwater, the manganese sand filter material has a large surface area and a sewage interception capacity, and can effectively remove pollutants such as iron, manganese, arsenic and the like in the rainwater, the quartz sand and the active carbon filter material also play a certain role in filtration, and can also prevent the whole fine filter layer from hardening, wherein the active carbon filter material can also play a role in adsorbing peculiar smell and removing chromaticity.
The invention relates to a rainwater treatment and recycling integrated device, wherein rainwater firstly passes through a coarse strainer 7 to remove impurities such as leaves, scraps, broken stones, packaging bags and the like; then removing impurities with small particle size such as gravel and the like through a fine filter screen 9; then removing impurities such as floaters and flocculates with large particle size through the coarse filtering layer 10; finally enters the fine filter layer 17 for deep treatment.
The fine filtering layer 17 is a mixture of several filtering materials, and comprises the following components in percentage by mass: 15-25 wt% of anthracite filter material, 20-30 wt% of quartz sand, 15-20 wt% of steel slag filter material, 20-30 wt% of activated carbon filter material, 15-20 wt% of manganese sand filter material and 10-15 wt% of charcoal particles. Wherein, the components have interaction with each other: the combination of the anthracite filter material and the charcoal particles can play a good role in adsorption and filtration, the steel slag filter material has chemical precipitation and adsorption effects, and can adsorb and remove heavy metal pollutants such as phosphorus, chromium, zinc and the like in rainwater, iron rust generated by the steel slag can flocculate and agglomerate partial small molecular pollutants in the rainwater, the manganese sand filter material has a large surface area and sewage interception capability, and can effectively remove pollutants such as iron, manganese, arsenic and the like in the rainwater, the quartz sand and the activated carbon filter material also play a certain role in filtration, and can also prevent the whole fine filter layer from hardening.
The invention relates to rainwater treatment and recycling integrated equipment, which overcomes the defects of long process, complex structural equipment, large occupied area, poor treatment effect and the like of the conventional rainwater treatment and recycling system.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (9)
1. The rainwater treatment and recycling integrated equipment is characterized by comprising a tank body (5), wherein a coarse filter screen (7), a fine filter screen (9), a coarse filter layer (10) and a fine filter layer (17) are arranged in the tank body (5);
thin filter screen (9), thick filter layer (10) and thin filter layer (17) become four spaces from top to bottom with the inside of jar body (5): a water inlet area (1), a coarse filtering area (2), a fine filtering area (3) and a clear water area (4);
a splash guard (6) and a coarse filter screen (7) are arranged in the water inlet area (1) from top to bottom; an overflow port (8) is arranged at the upper part of the water inlet area (1);
a fine filter screen (9) and a coarse filter layer (10) are arranged in the coarse filter area (2) from top to bottom;
a first water inlet flashboard (12), a second water inlet flashboard (13), a third water inlet flashboard (14), a first backflushing washing water flashboard (15), a second backflushing washing water flashboard (16), a fine filtering layer (17) and a water outlet flashboard (18) are arranged in the fine filtering area (3);
a vent pipe (19), an ultraviolet disinfection device (20) and a water outlet pipe (23) are arranged in the clear water area (4); wherein the tail end of the water outlet pipe (23) is positioned at the bottom of the clean water area (4); a water replenishing port (21) is arranged in the middle of the clear water area (4), and a drainage port (22) is arranged at the bottom of the clear water area;
the inside of the tank body (5) is provided with a plurality of detachable supports (11), and the coarse filter screen (7), the fine filter screen (9) and the coarse filter layer (10) are arranged in the tank body (5) through the detachable supports (11).
2. A rainwater treatment and recycling integrated device according to claim 1, wherein the tank body (5) is prism-shaped or cylinder-shaped.
3. A rainwater treatment and recycling integrated device according to claim 1, wherein the tank (5) is of a steel structure.
4. A rainwater treatment and recycling integrated apparatus according to claim 1, wherein said detachable support base (11) is made of steel or high-strength plastic.
5. A rainwater treatment and recycling integrated apparatus according to claim 1, wherein said fine filter net (9) is shaped like a truncated pyramid or a truncated cone.
6. A rainwater treatment and recycling integrated apparatus according to claim 1, wherein the mesh diameter of the coarse filter (7) is 1-2 cm.
7. A rainwater treatment and recycling integrated apparatus according to claim 1, wherein the fine filter (9) has a mesh diameter of 0.1-1 cm.
8. A rainwater treatment and recycling integrated device according to claim 1, wherein said fine filter (9) is composed of a fixed plate (91) and a filter (92).
9. A rainwater treatment and recycling integrated device according to claim 1, wherein the filter material of the coarse filter layer (10) is cobblestones.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120373915.2U CN214571301U (en) | 2021-02-08 | 2021-02-08 | Rainwater treatment and recycling integrated equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120373915.2U CN214571301U (en) | 2021-02-08 | 2021-02-08 | Rainwater treatment and recycling integrated equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214571301U true CN214571301U (en) | 2021-11-02 |
Family
ID=78316417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120373915.2U Expired - Fee Related CN214571301U (en) | 2021-02-08 | 2021-02-08 | Rainwater treatment and recycling integrated equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214571301U (en) |
-
2021
- 2021-02-08 CN CN202120373915.2U patent/CN214571301U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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Granted publication date: 20211102 |