CN210104859U - Building rainwater recycle device - Google Patents
Building rainwater recycle device Download PDFInfo
- Publication number
- CN210104859U CN210104859U CN201920887361.0U CN201920887361U CN210104859U CN 210104859 U CN210104859 U CN 210104859U CN 201920887361 U CN201920887361 U CN 201920887361U CN 210104859 U CN210104859 U CN 210104859U
- Authority
- CN
- China
- Prior art keywords
- plate
- building
- water collecting
- water
- filter
- 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
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Sewage (AREA)
Abstract
The utility model relates to the technical field of rainwater recycling, in particular to a building rainwater recycling device, which comprises a building and a water collecting plate, wherein a support column is fixed on the building, and the water collecting plate is arranged on the support column; the water collecting plate is of a funnel-shaped structure, and the bottom of the water collecting plate is connected with a drain pipe; a water collecting tank is arranged at the lower side of the drain pipe, the bottom of the water collecting tank is connected with a water delivery pipe, the water delivery pipe is fixed on a building through a fixing block, a reservoir is arranged at the bottom of the building, the water delivery pipe is communicated with the reservoir, and a filter box is arranged on the water delivery pipe; the bottom of the drain pipe is provided with a filter plate; the drain pipe is provided with a disassembly and assembly mechanism which is convenient for disassembling and assembling the filter plate. The building rainwater recycling device can filter impurities and debris through the filter plate, the filter plate is periodically detached, the impurities and the debris are cleaned, and the situation that the pipeline is blocked by the impurities and the debris can be avoided; through the cooperation of inserting post, slot, wedge fixture block, spring and connecting rod, have the effect of making things convenient for the dismouting.
Description
Technical Field
The utility model relates to a rainwater recycle technical field specifically is a building rainwater recycle device.
Background
China has abundant rainwater resources and can use huge water resources. However, the problems of urban water shortage, water environment deterioration, ecological environment destruction, urban storm flood and the like are increasingly highlighted. In order to save water resources and improve the utilization rate of water resources, the building rainwater is generally recovered and reused. The rainwater recycling is an important measure for sustainable utilization of urban water resources.
Most of building rainwater recycling devices in the prior art are provided with a water collecting plate and a water conveying pipeline, rainwater is collected through the water collecting plate and then conveyed through the water conveying pipeline; however, due to the existence of impurities and debris, the water pipe may be blocked by the water collecting plate entering the water pipe, which may affect the normal use of the device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a building rainwater recycle device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
a building rainwater recycling device comprises a building and a water collecting plate; the water collecting plate is arranged at the top of a building, a support column is fixed on the building, and the water collecting plate is arranged on the support column; the support columns play a role in supporting and fixing the water collecting plate;
the water collecting plate is of a funnel-shaped structure, and the bottom of the water collecting plate is connected with a drain pipe; so that the rainwater flows to the bottom end of the water collecting plate and flows out of the drain pipe;
the water supply system comprises a drainage pipe, a water collecting tank, a water delivery pipe, a water storage tank and a water storage tank, wherein the water collecting tank is arranged at the lower side of the drainage pipe and fixed on a building;
the bottom of the drain pipe is provided with a filter plate; impurities and debris can be filtered through the filter plate, the filter plate is detached periodically, the impurities and the debris are cleaned, and the situation that the pipeline is blocked by the impurities and the debris can be avoided; the drain pipe is provided with a disassembly and assembly mechanism which is convenient for disassembling and assembling the filter plate.
As a further aspect of the present invention: the disassembling and assembling mechanism comprises a fixed plate, a connecting rod and an inserting column;
the fixed plate is arranged on the side surface of the bottom of the drain pipe, the inserted column is arranged on the filter plate, and the bottom of the fixed plate is provided with a slot matched with the inserted column; the inserting column can be inserted into the inserting groove;
a cavity is formed in the fixing plate, a wedge-shaped fixture block is arranged in the cavity in a sliding mode, the inclined surface of the wedge-shaped fixture block faces downwards, and a clamping groove matched with the wedge-shaped fixture block is formed in the side wall of the inserting column;
the wedge-shaped fixture block is arranged at one end of the connecting rod, the other end of the connecting rod is provided with a pull handle, a spring is arranged in the cavity, and the spring is sleeved on the connecting rod.
As a further aspect of the present invention: a filter screen assembly is arranged in the filter box, and an opening for taking and placing the filter screen assembly is formed in the front side surface of the filter box; the filter screen assembly can be put into the filter box from the opening and also can be taken out, thereby being convenient for replacement.
As a further aspect of the present invention: the filter screen assembly consists of an active carbon filter screen and a side plate, the side plate is arranged around the active carbon filter screen, and the inner wall of the filter box is provided with a chute in sliding fit with the side plate; the side plate can slide along the sliding groove, and the side plate is pushed and pulled from the opening, so that the side plate and the active carbon filter screen can be taken and placed; a sealing gasket can be arranged between the side plate and the sliding groove to ensure the sealing property.
As a further aspect of the present invention: the building rainwater recycling device further comprises a water pump and a stand column, wherein the water pump and the stand column are both arranged on soil, a spray head is arranged at the top end of the stand column, an inlet of the water pump is communicated with the bottom of the reservoir, and an outlet of the water pump is communicated with the spray head through a pipeline; can extract the rainwater that the cistern was stored through the water pump to carry for the shower nozzle, follow the shower nozzle blowout, water to flowers and plants on the soil, promote rainwater utilization ratio.
Compared with the prior art, the utility model discloses the beneficial effect of embodiment is:
the building rainwater recycling device can filter impurities and debris through the filter plate, the filter plate is periodically detached, the impurities and the debris are cleaned, and the situation that the pipeline is blocked by the impurities and the debris can be avoided; through the matching of the inserted columns, the slots, the wedge-shaped fixture blocks, the springs and the connecting rods, when the filter plate is installed, the inserted columns on the filter plate are inserted into the slots, the wedge-shaped fixture blocks are extruded to move outwards, the wedge-shaped fixture blocks compress the springs until the inserted columns are inserted into the tops of the slots, the springs drive the wedge-shaped fixture blocks to be inserted into the slots on the inserted columns, and then the filter plate can be fixed on the lower side of the drain pipe; when dismantling the filter plate, through outside pulling pull handle, the pull handle drives connecting rod and wedge fixture block and outwards removes for the wedge fixture block breaks away from in the draw-in groove, can take off the filter plate, has the effect of making things convenient for the dismouting.
Drawings
In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of a water collection plate, a fixing plate and a filter plate in embodiment 1 of the present invention.
Fig. 3 is an enlarged structural diagram of a part a in fig. 2.
Fig. 4 is a schematic sectional structure view of a filter box in embodiment 1 of the present invention.
Fig. 5 is a schematic view of a combined structure of the filter box and the activated carbon filter screen in embodiment 1 of the present invention.
Fig. 6 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: 1-soil, 2-building, 3-supporting column, 4-water collecting plate, 5-drainage pipe, 6-water collecting tank, 7-water conveying pipe, 8-fixing block, 9-filtering tank, 10-water storage tank, 11-filtering plate, 12-fixing plate, 13-slot, 14-cavity, 15-connecting rod, 16-pull handle, 17-spring, 18-clamping groove, 19-inserting column, 20-wedge-shaped clamping block, 21-activated carbon filtering net, 22-sliding groove, 23-side plate, 24-opening, 25-water pump, 26-spray head and 27-upright column.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 1 to 5, in an embodiment of the present invention, a building rainwater recycling device includes a building 2 and a water collecting plate 4; the water collecting plate 4 is arranged at the top of the building 2, a support column 3 is fixed on the building 2, and the water collecting plate 4 is arranged on the support column 3; the support column 3 plays a role in supporting and fixing the water collecting plate 4;
the water collecting plate 4 is of a funnel-shaped structure, and the bottom of the water collecting plate 4 is connected with a drain pipe 5; so that the rainwater flows to the bottom end of the water collecting plate 4 and flows out of the drain pipe 5;
a water collecting tank 6 is arranged on the lower side of the drain pipe 5, the water collecting tank 6 is fixed on the building 2, the bottom of the water collecting tank 6 is connected with a water conveying pipe 7, the water conveying pipe 7 is fixed on the building 2 through a fixing block 8, a reservoir 10 is arranged at the bottom of the building 2, the reservoir 10 is arranged on the soil 1, the water conveying pipe 7 is communicated with the reservoir 10, and a filter box 9 is arranged on the water conveying pipe 7;
the bottom of the drain pipe 5 is provided with a filter plate 11; impurities and debris can be filtered through the filter plate 11, the filter plate 11 is periodically detached, the impurities and the debris are cleaned, and the pipeline can be prevented from being blocked by the impurities and the debris; the drain pipe 5 is provided with a disassembly and assembly mechanism which is convenient for disassembling and assembling the filter plate 11.
Further, the dismounting mechanism comprises a fixed plate 12, a connecting rod 15 and a plug column 19;
the fixed plate 12 is arranged on the side surface of the bottom of the drain pipe 5, the inserted column 19 is arranged on the filter plate 11, and the bottom of the fixed plate 12 is provided with a slot 13 matched with the inserted column 19; the insert column 19 can be inserted into the insert groove 13;
a cavity 14 is formed in the fixing plate 12, a wedge-shaped fixture block 20 is slidably arranged in the cavity 14, the inclined surface of the wedge-shaped fixture block 20 faces downwards, and a clamping groove 18 matched with the wedge-shaped fixture block 20 is formed in the side wall of the inserted column 19;
the wedge-shaped fixture block 20 is arranged at one end of the connecting rod 15, the pull handle 16 is arranged at the other end of the connecting rod 15, the spring 17 is arranged in the cavity 14, and the spring 17 is sleeved on the connecting rod 15; when the filter plate 11 is installed, the inserting column 19 on the filter plate 11 is inserted into the slot 13, the wedge-shaped fixture block 20 is extruded to move outwards, the wedge-shaped fixture block 20 compresses the spring 17 until the inserting column 19 is inserted into the top of the slot 13, the spring 17 drives the wedge-shaped fixture block 20 to be inserted into the clamping groove 18 on the inserting column 19, and then the filter plate 11 can be fixed on the lower side of the drain pipe 5; when the filter plate 11 is disassembled, the pull handle 16 is pulled outwards, the pull handle 16 drives the connecting rod 15 and the wedge-shaped fixture block 20 to move outwards, so that the wedge-shaped fixture block 20 is separated from the clamping groove 18, the filter plate 11 can be taken down, and the filter plate is convenient to disassemble and assemble.
Further, a filter screen assembly is arranged in the filter box 9, and an opening 24 for taking and placing the filter screen assembly is formed in the front side surface of the filter box 9; the screen assembly can be inserted into the filter box 9 from the opening 24 and removed for replacement.
Specifically, the filter screen assembly consists of an activated carbon filter screen 21 and a side plate 23, the side plate 23 is arranged around the activated carbon filter screen 21, and a sliding groove 22 in sliding fit with the side plate 23 is arranged on the inner wall of the filter box 9; the side plate 23 can slide along the sliding groove 22, and the side plate 23 is pushed and pulled from the opening 24, so that the side plate 23 and the active carbon filter screen 21 can be taken and placed; a gasket may be provided between the side plate 23 and the chute 22 to ensure sealing.
The embodiment of the utility model provides a theory of operation is: when the rainwater collecting device is used, rainwater is collected by the water collecting plate 4, flows into the drain pipe 5, impurities and debris can be filtered through the filter plate 11, the filter plate 11 is detached periodically, the impurities and the debris are cleaned, and the situation that the pipeline is blocked by the impurities and the debris can be avoided; the rainwater falls into the water collecting tank 6 and then flows into the water conveying pipe 7, and after being further filtered by the filter box 9, the rainwater flows into the reservoir 10 so as to be recycled conveniently; through the matching of the inserting columns 19, the slots 13, the wedge-shaped fixture blocks 20, the springs 17 and the connecting rods 15, when the filter plate 11 is installed, the inserting columns 19 on the filter plate 11 are inserted into the slots 13, the wedge-shaped fixture blocks 20 are extruded to move outwards, the wedge-shaped fixture blocks 20 compress the springs 17 until the inserting columns 19 are inserted into the tops of the slots 13, the springs 17 drive the wedge-shaped fixture blocks 20 to be inserted into the clamping grooves 18 on the inserting columns 19, and then the filter plate 11 can be fixed on the lower side of the drain pipe 5; when the filter plate 11 is disassembled, the pull handle 16 is pulled outwards, the pull handle 16 drives the connecting rod 15 and the wedge-shaped fixture block 20 to move outwards, so that the wedge-shaped fixture block 20 is separated from the clamping groove 18, the filter plate 11 can be taken down, and the filter plate is convenient to disassemble and assemble.
Example 2
Referring to fig. 6, in an embodiment of the present invention, a building rainwater recycling device, different from embodiment 1, further includes a water pump 25 and a column 27, the water pump 25 and the column 27 are both disposed on soil 1, a nozzle 26 is disposed at a top end of the column 27, an inlet of the water pump 25 is communicated with a bottom of the reservoir 10, and an outlet of the water pump 25 is communicated with the nozzle 26 through a pipeline (not shown in the figure); rainwater stored in the reservoir 10 can be extracted through the water pump 25 and conveyed to the spray head 26, and the rainwater is sprayed out of the spray head 26 and is watered to flowers and plants on the soil 1, so that the rainwater utilization rate is improved.
The embodiment of the utility model provides a theory of operation is: when the rainwater collecting device is used, rainwater is collected by the water collecting plate 4, flows into the drain pipe 5, impurities and debris can be filtered through the filter plate 11, the filter plate 11 is detached periodically, the impurities and the debris are cleaned, and the situation that the pipeline is blocked by the impurities and the debris can be avoided; the rainwater falls into the water collecting tank 6 and then flows into the water conveying pipe 7, and after being further filtered by the filter box 9, the rainwater flows into the reservoir 10 so as to be recycled conveniently; through the matching of the inserting columns 19, the slots 13, the wedge-shaped fixture blocks 20, the springs 17 and the connecting rods 15, when the filter plate 11 is installed, the inserting columns 19 on the filter plate 11 are inserted into the slots 13, the wedge-shaped fixture blocks 20 are extruded to move outwards, the wedge-shaped fixture blocks 20 compress the springs 17 until the inserting columns 19 are inserted into the tops of the slots 13, the springs 17 drive the wedge-shaped fixture blocks 20 to be inserted into the clamping grooves 18 on the inserting columns 19, and then the filter plate 11 can be fixed on the lower side of the drain pipe 5; when the filter plate 11 is disassembled, the pull handle 16 is pulled outwards, and the pull handle 16 drives the connecting rod 15 and the wedge-shaped fixture block 20 to move outwards, so that the wedge-shaped fixture block 20 is separated from the clamping groove 18, the filter plate 11 can be disassembled, and the filter plate 11 has the effect of convenient disassembly and assembly; rainwater stored in the reservoir 10 can be extracted through the water pump 25 and conveyed to the spray head 26, and the rainwater is sprayed out of the spray head 26 and is watered to flowers and plants on the soil 1, so that the rainwater utilization rate is improved.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A building rainwater recycling device comprises a building (2) and a water collecting plate (4), and is characterized in that the water collecting plate (4) is arranged at the top of the building (2), a supporting column (3) is fixed on the building (2), and the water collecting plate (4) is arranged on the supporting column (3);
the water collecting plate (4) is of a funnel-shaped structure, and the bottom of the water collecting plate (4) is connected with a drain pipe (5);
a water collecting tank (6) is arranged on the lower side of the drain pipe (5), the water collecting tank (6) is fixed on the building (2), the bottom of the water collecting tank (6) is connected with a water delivery pipe (7), the water delivery pipe (7) is fixed on the building (2) through a fixing block (8), a reservoir (10) is arranged at the bottom of the building (2), the water delivery pipe (7) is communicated with the reservoir (10), and a filter box (9) is arranged on the water delivery pipe (7);
a filter plate (11) is arranged at the bottom of the drain pipe (5); the drain pipe (5) is provided with a disassembly and assembly mechanism which is convenient for disassembling and assembling the filter plate (11).
2. The construction rainwater recycling device according to claim 1, wherein said disassembling and assembling mechanism includes a fixing plate (12), a connecting rod (15) and a post (19);
the fixed plate (12) is arranged on the side surface of the bottom of the drain pipe (5), the inserted column (19) is arranged on the filter plate (11), and the bottom of the fixed plate (12) is provided with a slot (13) matched with the inserted column (19);
a cavity (14) is formed in the fixing plate (12), a wedge-shaped fixture block (20) is arranged in the cavity (14) in a sliding mode, the inclined surface of the wedge-shaped fixture block (20) faces downwards, and a clamping groove (18) matched with the wedge-shaped fixture block (20) is formed in the side wall of the inserting column (19);
the wedge-shaped fixture block (20) is arranged at one end of the connecting rod (15), the pull handle (16) is arranged at the other end of the connecting rod (15), the spring (17) is arranged in the cavity (14), and the spring (17) is sleeved on the connecting rod (15).
3. The building rainwater recycling device according to claim 2, wherein a filter screen assembly is arranged in the filter box (9), and an opening (24) for taking and placing the filter screen assembly is formed in the front side surface of the filter box (9).
4. A building rainwater recycling device according to claim 3, characterized in that the filter screen assembly is composed of an activated carbon filter screen (21) and a side plate (23), the side plate (23) is arranged around the activated carbon filter screen (21), and the inner wall of the filter box (9) is provided with a chute (22) which is in sliding fit with the side plate (23).
5. A building rainwater recycling device according to any one of claims 1 to 4, characterized in that said building rainwater recycling device further comprises a water pump (25) and a column (27), the top end of the column (27) is provided with a spray nozzle (26), the inlet of the water pump (25) is communicated with the bottom of the reservoir (10), and the outlet of the water pump (25) is communicated with the spray nozzle (26) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920887361.0U CN210104859U (en) | 2019-06-13 | 2019-06-13 | Building rainwater recycle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920887361.0U CN210104859U (en) | 2019-06-13 | 2019-06-13 | Building rainwater recycle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210104859U true CN210104859U (en) | 2020-02-21 |
Family
ID=69565222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920887361.0U Expired - Fee Related CN210104859U (en) | 2019-06-13 | 2019-06-13 | Building rainwater recycle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210104859U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677199A (en) * | 2020-05-30 | 2020-09-18 | 宁波新城建筑设计有限公司 | Water circulation system of green building |
| CN111894077A (en) * | 2020-07-31 | 2020-11-06 | 深圳市深港和建设有限公司 | Drainage system for building house |
| CN112709288A (en) * | 2020-12-24 | 2021-04-27 | 兴合环保科技(山东)有限公司 | Urban rainwater collection and reuse system |
| CN112900602A (en) * | 2021-01-15 | 2021-06-04 | 吉林农业大学 | Gardens ramp rainwater collection device |
| CN113047390A (en) * | 2021-03-17 | 2021-06-29 | 谢家浩 | Ecological restoration piece convenient to place with connection structure |
-
2019
- 2019-06-13 CN CN201920887361.0U patent/CN210104859U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677199A (en) * | 2020-05-30 | 2020-09-18 | 宁波新城建筑设计有限公司 | Water circulation system of green building |
| CN111894077A (en) * | 2020-07-31 | 2020-11-06 | 深圳市深港和建设有限公司 | Drainage system for building house |
| CN112709288A (en) * | 2020-12-24 | 2021-04-27 | 兴合环保科技(山东)有限公司 | Urban rainwater collection and reuse system |
| CN112900602A (en) * | 2021-01-15 | 2021-06-04 | 吉林农业大学 | Gardens ramp rainwater collection device |
| CN112900602B (en) * | 2021-01-15 | 2022-05-13 | 吉林农业大学 | Gardens ramp rainwater collection device |
| CN113047390A (en) * | 2021-03-17 | 2021-06-29 | 谢家浩 | Ecological restoration piece convenient to place with connection structure |
| CN113047390B (en) * | 2021-03-17 | 2022-11-15 | 杜安 | Ecological restoration piece convenient to place with connection structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210104859U (en) | Building rainwater recycle device | |
| CN113266110B (en) | Green energy-saving building and construction method thereof | |
| CN213784561U (en) | Irrigation equipment who has rainwater collection mechanism is used in gardens | |
| CN109025082A (en) | A kind of solar energy green building with water saving fixtures | |
| CN214508562U (en) | Green spray set that plants for environmental protection engineering | |
| CN111677059A (en) | Shower waste water collection device | |
| CN213773110U (en) | Rainwater collection device for municipal garden greening | |
| CN201634519U (en) | Bar type sand desilting filtering basin | |
| CN214940268U (en) | Side slope nursing structure with hydrology soil and water protection function | |
| CN213143647U (en) | Energy-saving building drainage system | |
| CN208563437U (en) | A kind of construction site rain collector | |
| CN211172330U (en) | Columnar steel-plastic combined water storage module for recovering rainwater in sponge city | |
| CN210066885U (en) | House rainwater safety collection device for city planning | |
| CN202087117U (en) | Sewage treatment filter device | |
| CN219568708U (en) | Ponding device is removed in construction is built in room | |
| CN219644639U (en) | Water ecological wall that stability is good | |
| CN215500597U (en) | Urban landscape greening reclaimed water recycling system | |
| CN217679389U (en) | Rainwater recycling system | |
| CN218149299U (en) | Water recycling device for greening and maintaining of full-planted roof | |
| CN216339813U (en) | Sponge city construction is with leading rain device | |
| CN219773394U (en) | Cornice waterproof structure of building roof | |
| CN209801337U (en) | Energy-concerving and environment-protective street lamp convenient to maintain | |
| CN217601565U (en) | Environment-friendly and easy-to-use rainwater collecting device | |
| CN221193638U (en) | Automatic rainwater collecting system | |
| CN215648435U (en) | Roof structure of green energy-saving building |
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: 20200221 Termination date: 20210613 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |