CN216552740U - Building drainage structure - Google Patents
Building drainage structure Download PDFInfo
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- CN216552740U CN216552740U CN202123276259.3U CN202123276259U CN216552740U CN 216552740 U CN216552740 U CN 216552740U CN 202123276259 U CN202123276259 U CN 202123276259U CN 216552740 U CN216552740 U CN 216552740U
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Abstract
The utility model relates to a building drainage structure belongs to housing construction's technical field, and building drainage structure includes water receiving rain gutter and a plurality of drain pipe, drain pipe and water receiving rain gutter intercommunication, water receiving rain gutter internal rotation is provided with the filter screen, the rotation axis of filter screen is on a parallel with the length direction of water receiving rain gutter, the rotation axis of filter screen is located one side that the building outer wall was kept away from to the water receiving rain gutter, the opening that is used for supplying the impurity on the filter screen to shift out is offered to one side that the building outer wall was kept away from to the water receiving rain gutter, can dismantle on the water receiving rain gutter outer wall and be provided with the collecting box that is used for collecting impurity, collecting box and opening intercommunication, it is used for driving the filter screen orientation to be close to opening direction pivoted drive assembly to be provided with in the drain pipe. This application has the filter screen that reduces and blocks up, improves drainage efficiency's advantage.
Description
Technical Field
The application relates to the technical field of house construction, in particular to a building drainage structure.
Background
At present, a drainage system is usually required to be arranged in a house building, and the drainage system collects rainwater on a roof and drains the rainwater into a drainage pipe, and then drains the rainwater into an underground urban sewage collection system through the drainage pipe.
In the related art, for example, chinese patent publication No. CN213774156U discloses a drainage structure for an exterior wall of a building, which includes a building exterior wall, a water receiving gutter, a first drainage pipe and a drainage device; the water receiving rain grooves are arranged on the upper portion of the outer wall of the building, the drainage device is arranged on the lower portion of the outer wall of the building, the number of the first drainage pipes is multiple, the tops of the first drainage pipes are connected with the bottom of the water receiving rain grooves, the bottoms of the first drainage pipes are connected with the top of the drainage device, the bottom of the water receiving rain grooves is provided with the drainage pipe funnel, and the filter plate is arranged at the top of the drainage pipe funnel. When raining, rainwater flows into the water receiving rain grooves, the filter plates filter the rainwater, and the rainwater is discharged from the drainage device through the first drainage pipe.
To the correlation technique among the above-mentioned, the inventor discovers, is attached to impurity such as a large amount of fallen leaves on the filter after a certain period, and the workman often can not in time take out the filter from the water receiving rain gutter and clear up impurity, makes the filter jam easily, influences drainage efficiency.
SUMMERY OF THE UTILITY MODEL
In order to reduce the possibility of filter screen jam, improve drainage efficiency, this application provides a building drainage structure.
The application provides a building drainage structure adopts following technical scheme:
the utility model provides a building drainage structure, includes water receiving rain gutter and a plurality of drain pipe, drain pipe and water receiving rain gutter intercommunication, water receiving rain gutter internal rotation is provided with the filter screen, the rotation axis of filter screen is on a parallel with the length direction of water receiving rain gutter, the rotation axis of filter screen is located one side that the building outer wall was kept away from to the water receiving rain gutter, the opening that is used for supplying the impurity on the filter screen to shift out is offered to one side that the building outer wall was kept away from to the water receiving rain gutter, can dismantle on the water receiving rain gutter outer wall and be provided with the collecting box that is used for collecting impurity, collecting box and opening intercommunication, be provided with in the drain pipe and be used for driving the filter screen orientation and be close to opening direction pivoted drive assembly.
By adopting the technical scheme, the driving assembly drives the filter screen to rotate to a required position towards the direction close to the opening, so that the filter screen is in an inclined state, and impurities on the filter screen fall into the collecting box along the filter screen through the opening, so that the impurities on the filter screen are cleaned in time, manual operation is not needed, the possibility of blockage of the filter screen is reduced, and the drainage efficiency is improved; meanwhile, the collecting box and the water receiving rain gutter can be detached, so that impurities in the collecting box can be conveniently treated.
Preferably, the driving assembly comprises a connecting rope arranged on the filter screen, a winding drum arranged outside the drain pipe in a rotating mode and a transmission part used for driving the winding drum to rotate, the transmission part is arranged in the drain pipe, the connecting rope corresponds to the winding drum one to one, and one end, far away from the filter screen, of the connecting rope is wound on the winding drum.
Through adopting above-mentioned technical scheme, drive the reel through the driving medium and rotate, make the reel rolling connect the rope to make and connect the rope pulling filter screen orientation and be close to the open-ended direction and rotate, realize the slope of filter screen, so that impurity falls into the collecting box from the opening along the filter screen in, be favorable to reducing the possibility that the filter screen blockked up.
Preferably, the transmission part comprises an impeller rotatably arranged in the drainage pipe and a transmission rod arranged on the impeller, one end of the transmission rod, far away from the impeller, penetrates through the drainage pipe and is connected with the winding drum, and a baffle for limiting the rotation angle of the filter screen is arranged on the inner wall of the water receiving rain gutter.
Through adopting above-mentioned technical scheme, when raining, in the rainwater inflow drain pipe in the water receiving rain gutter, rivers drop and order about the impeller rotation on the blade of impeller, the impeller passes through the transfer line and drives the reel rotation, thereby realize the rolling to connecting the rope, so that connect the rope pulling filter screen orientation and be close to the open-ended direction rotation, the turned angle of filter screen is injectd in the setting of baffle, so that the filter screen rotates to required position, in time clear up the impurity on the filter when being favorable to raining, improve drainage efficiency.
Preferably, the filter screen comprises two layers of elastic nets which rotate in the water receiving rain grooves, a cavity is formed between the two layers of elastic nets, and a shaking piece used for driving the elastic nets to shake is movably arranged in the cavity.
Through adopting above-mentioned technical scheme, through the shake piece elasticity net shake about driving, be favorable to dropping of the online impurity of elasticity, improve the clearance effect, further improve drainage efficiency.
Preferably, the shaking piece comprises a plurality of elastic balls movably arranged between two layers of elastic nets, the elastic balls are positioned in the cavity, and partition plates for separating the elastic balls are arranged between the two elastic nets at intervals.
Through adopting above-mentioned technical scheme, during the rainy time, the rainwater falls on upper elastic mesh and elastic ball for elastic ball bullet moves, thereby the lower floor elastic mesh shake about driving, and the impurity on the filter screen of being convenient for drops, and the setting up of division board reduces elastic ball and rotates and remove to the cavity and be close to open-ended one side because of the filter.
Preferably, one side of the filter screen, which is far away from the opening, is provided with a sliding net in a sliding manner, one side of the sliding net, which is far away from the opening, is abutted against the inner wall of the water receiving rain gutter, the sliding direction of the sliding net is perpendicular to the rotating axis of the filter screen, and the filter screen is provided with an elastic pushing piece for pushing the sliding net to slide towards the direction far away from the opening.
Through adopting above-mentioned technical scheme, the filter screen rotates the in-process, the filter screen is kept away from open-ended one side and is broken away from with the inner wall of water receiving gutter gradually, and elastic pushing part promotes to slide and nets and towards keeping away from open-ended direction slip this moment, makes to slide and nets and keep away from open-ended one side all the time with water receiving gutter inner wall butt, reduces impurity and keeps away from the possibility that drops to in the drain pipe between open-ended one side and the water receiving gutter inner wall from the filter screen to reduce the possibility of drain pipe jam, further improve drainage efficiency.
Preferably, the elastic pushing member comprises a spring for pushing the sliding net to slide towards a direction away from the opening, the extending direction of the spring is parallel to the sliding direction of the sliding net, one end of the sliding net is arranged on the sliding net, and the other end of the sliding net is arranged on the filter net.
Through adopting above-mentioned technical scheme, promote through the spring and slide the net orientation and keep away from the open-ended direction and slide for slide the net and keep away from open-ended one side all the time with water receiving rain gutter inner wall butt, thereby reduce impurity and from the filter screen and the water receiving rain gutter inner wall between drop to the possibility in the drain pipe, be favorable to improving drainage efficiency.
Preferably, a guide plate is arranged on the inner wall, close to the opening, of the water receiving rain gutter, the guide plate is located above the opening, and the guide plate inclines downwards towards the direction far away from the inner wall of the water receiving rain gutter.
Through adopting above-mentioned technical scheme, the setting of guide plate makes the rainwater flow in along the guide plate and connects in the drain pipe, reduces the rainwater and flows in the possibility in the collecting box along receiving water rain gutter inner wall.
In summary, the present application includes at least one of the following beneficial technical effects:
when raining, rainwater in the rainwater receiving groove flows into the drainage pipe, water flow falls onto blades of the impeller to drive the impeller to rotate, the impeller drives the winding drum to rotate through the transmission rod, so that the connection rope is wound, the connection rope can pull the filter screen to rotate towards a direction close to the opening, the rotation angle of the filter screen is limited by the arrangement of the baffle, the filter screen can rotate to a required position, impurities on the filter screen can be cleaned in time, and drainage efficiency is improved;
when raining, rainwater falls on the upper elastic net and the elastic balls, so that the elastic balls are bounced, the upper elastic net and the lower elastic net are driven to shake, impurities on the filter screen can fall conveniently, and the drainage efficiency is improved.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a partial structural sectional view of an embodiment of the present application.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Description of reference numerals: 1. collecting water to a rain gutter; 2. a drain pipe; 3. a filter screen; 31. an elastic net; 4. a drive assembly; 41. connecting ropes; 42. a reel; 43. a transmission member; 431. an impeller; 432. a transmission rod; 5. an opening; 6. a collection box; 7. a baffle plate; 8. a cavity; 9. an elastic ball; 10. a partition plate; 11. a sliding net; 12. a spring; 13. a baffle; 14. a rotating shaft; 15. installing a box; 16. a support; 17. a fixed pulley; 18. a support plate; 19. a telescopic rod; 191. a loop bar; 192. a slide bar; 20. a connecting plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses building drainage structure. Referring to fig. 1 and 2, the building drainage structure includes a water receiving rain gutter 1 and a plurality of drainage pipes 2, the drainage pipes 2 are communicated with the water receiving rain gutter 1, in this embodiment, three drainage pipes 2 are provided, a filter screen 3 for filtering impurities is rotatably provided in the water receiving rain gutter 1, the filter screen 3 is a light net body, a rotating shaft 14 is fixedly connected to the filter screen 3, the rotating shaft 14 rotates in the water receiving rain gutter 1, the rotating axis of the rotating shaft 14 is parallel to the length direction of the water receiving rain gutter 1, the rotating shaft 14 is located on one side of the water receiving rain gutter 1 away from the building outer wall, an opening 5 for removing the impurities on the filter screen 3 is formed in the inner wall of one side of the water receiving rain gutter 1 close to the rotating shaft 14, a collecting box 6 for collecting the impurities is connected to the outer wall of the water receiving rain gutter 1 through a bolt, and in other embodiments, the bolt can be replaced by a screw and a pin shaft in interference fit with the water receiving rain gutter 1; collecting box 6 and opening 5 intercommunication are provided with in the drain pipe 2 and are used for driving filter screen 3 orientation and be close to opening 5 direction pivoted drive assembly 4, and fixedly connected with guide plate 13 on water receiving gutter 1 is close to opening 5's the inner wall, and guide plate 13 is located opening 5 top, and guide plate 13 orientation is kept away from the orientation downward sloping of 1 inner wall of water receiving gutter.
Referring to fig. 2 and 3, in order to facilitate driving the filter screen 3 to rotate, the driving assembly 4 includes a connecting rope 41 fixedly connected to one side of the filter screen 3 away from the rotating shaft 14, a winding drum 42 rotatably disposed outside the drain pipe 2, and a driving member 43 for driving the winding drum 42 to rotate, a rotation axis of the winding drum 42 is perpendicular to a length direction of the rain water receiving tank 1, the connecting rope 41 and the winding drum 42 correspond one to one, one end of the connecting rope 41 away from the filter screen 3 is wound on the winding drum 42, the drain pipe 2 is communicated with the installation box 15, the driving member 43 includes an impeller 431 rotatably disposed in the installation box 15 and a driving rod 432 fixedly connected to the impeller 431, blades of the impeller 431 are disposed in the drain pipe 2, a rotation axis of the impeller 431 is parallel to a rotation axis of the winding drum 42, one end of the driving rod 432 away from the impeller 431 penetrates through the installation box 15 to be fixedly connected to the winding drum 42, a baffle 7 for limiting a rotation angle of the filter screen 3 is fixedly connected to an inner wall of the rain water receiving tank 1, the height of the water receiving rain gutter 1 is three times of the distance from the baffle 7 to the bottom wall of the water receiving rain gutter 1. In this embodiment, the connecting rope 41 is a steel wire rope.
When raining, rainwater falls into the rainwater receiving groove 1, the rainwater flows into the drainage pipe 2 after being filtered by the filter screen 3, the rainwater falls onto blades of the impeller 431 in the process of flowing into the drainage pipe 2 so as to drive the impeller 431 to rotate, the impeller 431 drives the winding drum 42 to rotate through the transmission rod 432, the winding drum 42 winds the connecting rope 41 in the rotating process so as to enable the connecting rope 41 to pull the filter screen 3 to rotate towards one side close to the opening 5, the baffle 7 is abutted to the filter screen 3 when the filter screen is rotated to a required position so as to limit the rotating angle of the filter screen 3, at the moment, the filter screen 3 is in an inclined state, impurities on the filter screen 3 fall into the collecting box 6 from the opening 5 along the filter screen 3, so that the impurities on the filter screen 3 are timely cleaned, the operation of workers is not needed, the possibility of blocking of the filter screen 3 is reduced, and the drainage efficiency is improved; workers regularly rotate the bolts to pour out impurities in the collecting box 6; rainwater entering the rainwater receiving gutter 1 flows into the drain pipe 2 along the guide plate 13, so that the possibility that the rainwater flows into the collecting box 6 along the inner wall of the rainwater receiving gutter 1 is reduced.
When the rain stops, impeller 431 stall, and filter screen 3 receives the effect of self gravity to rotate towards the direction of keeping away from opening 5, makes and connects rope 41 pulling reel 42 and rotate and unreel and connect rope 41, makes filter screen 3 cover 1 diapire of water receiving rain gutter, reduces the possibility that impurity such as fallen leaves blockked up drain pipe 2.
Referring to fig. 2, a bracket 16 is fixedly connected to the top wall of the water receiving rain gutter 1 far away from the building outer wall, the bracket 16 corresponds to the connecting rope 41 one by one, a fixed pulley 17 is installed at the top end of the bracket 16, and the connecting rope 41 between the filter screen 3 and the winding drum 42 is lapped and connected to the corresponding fixed pulley 17 in a sliding manner. The fixed pulley 17 guides the sliding of the connection rope 41, and reduces the abrasion of the connection rope 41.
Referring to fig. 2 and 3, in order to reduce the blocking of impurities on filter screen 3, filter screen 3 includes two layers of elastic nets 31 fixed on rotating shaft 14, connecting rope 41 is fixedly connected to one side of opening 5 far away from upper layer elastic net 31, sealed formation cavity 8 through connecting plate 20 between two layers of elastic nets 31, the activity is provided with the shake piece that is used for driving elastic net 31 to shake in cavity 8, shake the piece including the activity sets up a plurality of elastic balls 9 between two layers of elastic nets 31, a plurality of elastic balls 9 are located cavity 8, interval fixedly connected with is used for a plurality of division boards 10 with elastic ball 9 divided between two layers of elastic nets 31, the length direction of division board 10 is on a parallel with the length direction of water receiving rain gutter 1, in this embodiment, division board 10 is provided with 3.
When raining, the partition board 10 blocks the elastic ball 9 from sliding to one side of the cavity 8 close to the opening 5 in the process that the rotating shaft 14 drives the elastic net 31 to rotate, rainwater falls on the elastic ball 9, the elastic ball 9 is bounced, and therefore the upper layer of elastic net 31 and the lower layer of elastic net 31 are driven to shake, impurities on the elastic net 31 can be shaken off, the possibility of blocking of the filter screen 3 is further reduced, and the drainage efficiency is improved.
Referring to fig. 2 and 3, a sliding net 11 is slidably arranged on one side of the filter screen 3 away from the opening 5, the sliding net 11 is positioned above the filter screen 3, one side of the sliding net 11 away from the opening 5 is abutted to the inner wall of the water receiving rain gutter 1, one side of the sliding net 11 away from the opening 5 is an arc surface, and the arc surface protrudes outwards in a direction away from the opening 5 so as to facilitate the rotation of the sliding net 11; the sliding direction of the sliding net 11 is perpendicular to the rotating axis of the filter screen 3, the filter screen 3 is provided with an elastic pushing part used for pushing the sliding net 11 to slide towards the direction far away from the opening 5, the filter screen 3 is fixedly connected with a support plate 18, the support plate 18 is positioned on one side of the sliding net 11 close to the opening 5, the elastic pushing part comprises a spring 12, the extending direction of the spring 12 is parallel to the sliding direction of the sliding net 11, one end of the sliding net 11 is fixedly connected to the sliding net 11, and the other end of the sliding net is fixedly connected to the support plate 18.
When raining, the filter screen 3 drives the sliding net 11 to rotate towards the direction close to the opening 5, one side of the filter screen 3, which is far away from the opening 5, is gradually separated from the inner wall of the water receiving rain gutter 1, and at the moment, the spring 12 pushes the sliding net 11 to move towards the direction far away from the opening 5, so that one side of the sliding net 11, which is far away from the opening 5, is always abutted against the inner wall of the water receiving rain gutter 1, rainwater is filtered, the possibility that impurities flow into the drain pipe 2 from the side, which is far away from the opening 5, of the filter screen 3 and the inner wall of the water receiving rain gutter 1 is reduced, and the drainage efficiency is improved; when rain stops, filter screen 3 and the net 11 that slides receive the action of gravity to move towards the direction of keeping away from opening 5 and rotate, and 1 inner wall of water receiving gutter makes the net 11 that slides towards the direction that is close to opening 5 with the net 11 butt that slides, makes filter screen 3 cover 1 diapire of water receiving gutter.
Referring to fig. 2 and 3, the spring 12 is externally sleeved with a telescopic rod 19, the telescopic rod 19 comprises a sleeve rod 191 fixedly connected to the support plate 18 and a sliding rod 192 slidably sleeved in the sleeve rod 191, and one end of the sliding rod 192 far away from the support plate 18 is fixedly connected to the sliding net 11. The extension of the spring 12 provided in the extendable rod 19 guides the sliding of the sliding net 11, thereby improving the sliding effect of the sliding net 11.
The implementation principle of the embodiment of the application is as follows:
when raining, rainwater falls into the rainwater receiving gutter 1, flows into the drainage pipe 2 after being filtered by the filter screen 3, falls onto blades of the impeller 431 in the process that the rainwater flows into the drainage pipe 2, so as to drive the impeller 431 to rotate, the impeller 431 drives the winding drum 42 to rotate through the transmission rod 432, the winding drum 42 winds the connecting rope 41 in the rotating process, so that the connecting rope 41 pulls the filter screen 3 to rotate towards one side close to the opening 5, the spring 12 pushes the sliding net 11 to move towards the direction far away from the opening 5, one side of the sliding net 11 far away from the opening 5 is always abutted against the inner wall of the rainwater receiving gutter 1, when the connecting rope rotates to a required position, the baffle 7 is abutted against the filter screen 3 to limit the rotating angle of the filter screen 3, at the moment, the filter screen 3 is in an inclined state, impurities on the filter screen 3 fall into the collecting box 6 from the opening 5 along the filter screen 3, and simultaneously rainwater falls onto the elastic ball 9, so that the elastic ball 9 bounces occur, the elasticity net 31 trembles about driving, further does benefit to and shakes off the impurity on the filter screen 3 to in time must clear up the impurity on the filter screen 3, reduces the possibility that filter screen 3 blockked up, improves drainage efficiency.
When rain stops, impeller 431 stall, and filter screen 3 receives the effect orientation of self gravity to keep away from opening 5's direction and rotates, makes to connect 41 pulling reels 42 of rope and rotates and unreel and connect rope 41, and 1 inner wall of water receiving rain gutter slides with the direction that 11 butts of the net that slides 11 orientation is close to opening 5, and filter screen 3 covers 1 diapire of water receiving rain gutter, reduces the possibility that impurity such as fallen leaves blockked up drain pipe 2 at ordinary times.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a building drainage structure, includes water receiving rain gutter (1) and a plurality of drain pipe (2), drain pipe (2) and water receiving rain gutter (1) intercommunication, its characterized in that: the utility model discloses a water receiving rain gutter, including water receiving rain gutter (1), rotation axis, the rotation axis of filter screen (3) is on a parallel with the length direction of water receiving rain gutter (1), the rotation axis of filter screen (3) is located one side that the building outer wall was kept away from in water receiving rain gutter (1), opening (5) that are used for supplying impurity on filter screen (3) to shift out are offered to one side that the building outer wall was kept away from in water receiving rain gutter (1), can dismantle on water receiving rain gutter (1) outer wall and be provided with collecting box (6) that are used for collecting impurity, collecting box (6) and opening (5) intercommunication, be provided with in drain pipe (2) and be used for driving filter screen (3) orientation and be close to opening (5) direction pivoted drive assembly (4).
2. A building drainage structure as claimed in claim 1, wherein: drive assembly (4) are including setting up connection rope (41) on filter screen (3), rotating reel (42) that sets up outside drain pipe (2) and being used for driving reel (42) pivoted driving medium (43), driving medium (43) set up in drain pipe (2), connect rope (41) and reel (42) one-to-one, the one end that filter screen (3) were kept away from in connection rope (41) is around establishing on reel (42).
3. A building drainage structure as claimed in claim 2, wherein: the transmission part (43) comprises an impeller (431) rotatably arranged in the drain pipe (2) and a transmission rod (432) arranged on the impeller (431), one end, far away from the impeller (431), of the transmission rod (432) penetrates through the drain pipe (2) to be connected with the winding drum (42), and a baffle (7) used for limiting the rotation angle of the filter screen (3) is arranged on the inner wall of the water receiving rain gutter (1).
4. A building drainage structure as claimed in claim 1, wherein: the filter screen (3) comprises two layers of elastic nets (31) which rotate in the water receiving rain grooves (1), a cavity (8) is formed between the elastic nets (31), and a shaking piece used for driving the elastic nets (31) to shake is movably arranged in the cavity (8).
5. The building drainage structure of claim 4, wherein: the shaking piece comprises a plurality of elastic balls (9) movably arranged between two layers of elastic nets (31), the elastic balls (9) are positioned in the cavity (8), and partition plates (10) used for separating the elastic balls (9) are arranged between the two layers of elastic nets (31) at intervals.
6. A building drainage structure as claimed in claim 1, wherein: one side of the filter screen (3) far away from the opening (5) is provided with a sliding net (11) in a sliding mode, one side of the sliding net (11) far away from the opening (5) is abutted to the inner wall of the water receiving rain groove (1), the sliding direction of the sliding net (11) is perpendicular to the rotating axis of the filter screen (3), and an elastic pushing piece used for pushing the sliding net (11) to slide towards the direction far away from the opening (5) is arranged on the filter screen (3).
7. A building drainage structure as claimed in claim 6, wherein: the elastic pushing piece comprises a spring (12) used for pushing the sliding net (11) to slide towards the direction far away from the opening (5), the extending direction of the spring (12) is parallel to the sliding direction of the sliding net (11), one end of the sliding net (11) is arranged on the sliding net (11), and the other end of the sliding net (11) is arranged on the filter screen (3).
8. A building drainage structure as claimed in claim 1, wherein: a guide plate (13) is arranged on the inner wall, close to the opening (5), of the water receiving rain gutter (1), the guide plate (13) is located above the opening (5), and the guide plate (13) inclines downwards towards the direction far away from the inner wall of the water receiving rain gutter (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123276259.3U CN216552740U (en) | 2021-12-23 | 2021-12-23 | Building drainage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123276259.3U CN216552740U (en) | 2021-12-23 | 2021-12-23 | Building drainage structure |
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| Publication Number | Publication Date |
|---|---|
| CN216552740U true CN216552740U (en) | 2022-05-17 |
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| CN202123276259.3U Active CN216552740U (en) | 2021-12-23 | 2021-12-23 | Building drainage structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405056A (en) * | 2022-09-26 | 2022-11-29 | 合肥水泥研究设计院有限公司 | Eave drainage structures |
| CN117587886A (en) * | 2023-12-18 | 2024-02-23 | 江苏志尚建设工程有限公司 | Green energy-conserving for building portable rainwater collection device |
-
2021
- 2021-12-23 CN CN202123276259.3U patent/CN216552740U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405056A (en) * | 2022-09-26 | 2022-11-29 | 合肥水泥研究设计院有限公司 | Eave drainage structures |
| CN117587886A (en) * | 2023-12-18 | 2024-02-23 | 江苏志尚建设工程有限公司 | Green energy-conserving for building portable rainwater collection device |
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