CN206599925U - Roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system - Google Patents
Roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system Download PDFInfo
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- CN206599925U CN206599925U CN201720341692.5U CN201720341692U CN206599925U CN 206599925 U CN206599925 U CN 206599925U CN 201720341692 U CN201720341692 U CN 201720341692U CN 206599925 U CN206599925 U CN 206599925U
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Abstract
A kind of roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system, the system include floor drain component, bindiny mechanism and filter assemblies；The floor drain component is arranged at roof drainage ditch or charge for remittance mouthful, is connected by bindiny mechanism with positioned at the filter assemblies built at one layer, mouth is connected with water pipe under the filter assemblies.The utility model replaces the downpipe built now, utilizes elevation hydraulic pressure so that rainwater just passes through filtration treatment during discharge, can recycle, and shortens rainfall runoff length, reduces the recontamination probability of rainwater, improves rainwater recycle utilization ratio.
Description
Technical field
The utility model is related to rainwater treatment technical field, specifically a kind of roof rainwater collection, pressure-bearing filtering, discharge mould
Block package system.
Background technology
Rainwater utilization is not only the approach increased income and decreased expenditure, and improvement, the control of water pollution to ecological environment etc.
Aspect is also significant.The rainwater utilization technology of China is carried out more developed country and fallen behind relatively, its technical principle and engineering
Construction is all more simple.The built rainy water collection system in some urban architectures, but do not handle and reclaiming system.Rainwater
Using mainly there is following two forms：Infiltration recharge is with recharge of groundwater and makees Treated sewage reusing.Rain water on roof is easy to collect, water quality
Relatively preferably, therefore, it is the key object of urban rainwater utilization.It is lighter than handling if rainwater can effectively be handled and is used
It is the sanitary sewage economy of pollution, easy and easy to operate.
The downpipe that the country is built mostly directly discharges outdoor greenery patches or enters rain-water drainage pipe network.Rainwater fails to obtain
More efficient utilization, more pollutions are caused during rainwater flow path, the filtering cost of the re-using in later stage is added.Cause
This, it is necessary to a kind of new rain water collecting system is designed to solve above-mentioned problem.
The content of the invention
According to the deficiencies in the prior art there is provided a kind of roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system,
Instead of the downpipe built now, elevation hydraulic pressure is utilized so that rainwater just passes through filtration treatment during discharge, can return
Receive and utilize, shorten rainfall runoff length, reduce the recontamination probability of rainwater, improve rainwater recycle utilization ratio.
The utility model is realized by following technical scheme：
A kind of roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system, the system include floor drain component, connection
Mechanism and filter assemblies；The floor drain component is arranged at roof drainage ditch or charge for remittance mouthful, by bindiny mechanism with being located at building
Filter assemblies at one layer are connected, and mouth is connected with water pipe under the filter assemblies；The floor drain component includes irony and filters grate, greatly
Bore filter layer, middle aperture filter layer, charge for remittance funnel and outer tube I；The irony filters grate, large aperture filter layer, middle bore filter
Layer and charge for remittance funnel are fixedly installed in outer tube I successively from top to bottom, and the upper surface and the top of outer tube I of the irony filter grate are opened
Mouthful face is flush, and the upper open face of outer tube I is not higher than the horizontal plane of gutter or charge for remittance mouthful；The wide opening of the charge for remittance funnel
External diameter is equal to the internal diameter of outer tube I, and the lower openings face of outer tube I is less than the slot face of charge for remittance funnel.
Preferably, the bindiny mechanism includes multiple thimble assembly A and multiple chain joint assemblies；Described sleeve pipe component A by
Outer tube II and in the outer tube II and concentric inner tube II is constituted, and outer tube II and inner tube II are isometric；The chain joint assembly
Including chain joint assembly extension tube attached and in chain joint assembly extension tube attached and concentric chain joint assembly inner connecting tube, the link-group
It is fixed together between part extension tube attached and chain joint assembly inner connecting tube by multiple inner and outer pipes connecting rods；The chain joint assembly extension tube attached
Upper and lower ends be respectively provided with external pipe thread mouth, the upper and lower side of the chain joint assembly inner connecting tube is respectively provided with inscribed pipe thread mouth；Adjacent two
It is fixedly connected between individual thimble assembly A by a chain joint assembly, the floor drain component passes through chain joint assembly and thimble assembly A phases
Even.
Preferably, the bindiny mechanism also includes thimble assembly B, and described sleeve pipe component B includes outer tube III and positioned at outer
In pipe III and concentric inner tube III, and outer tube III and inner tube III are isometric；Threeway is offered at the radial side of outer tube III
Branch pipe interface；It is fixedly connected between adjacent thimble assembly B and thimble assembly A by a chain joint assembly.
Preferably, the bindiny mechanism also includes winding pipe assembly, and the winding pipe assembly includes outer tube IV and positioned at outer tube
IV interior and concentric inner tube IV, and outer tube IV and inner tube IV are isometric；One is respectively provided with the upper and lower opening end of winding pipe assembly
Individual chain joint assembly.
Preferably, the filter assemblies include about one narrow, the wide filter cylinder outer tube in centre, the filter cylinder outer tube it is upper
An inner tube I being located in filter cylinder outer tube is fixedly connected with by chain joint assembly at portion's slot, and the bottom of inner tube I extends to filter cylinder
At the expanded letter bottom of outer tube, the expanded letter middle and lower part of filter cylinder outer tube is provided with filtration system；The filtration system is included on one
Sealed annulus cylindrical shell down；The annulus cylindrical shell is sleeved in inner tube I, and lower housing portion is connected to be formed with inner tube I
One precipitates chamber, in the housing the one-level quartz sand filter core filled with a whole circle, and place is communicated with the top of the radial side of housing
A piece water purification conduit, the delivery port of the water purification conduit is extended in the header tank outside filter cylinder outer tube, the one-level stone
Space between sand filter core and water purification conduit forms a water-purifying cavity.
Preferably, the secondary quartz sand filtration core of a whole circle, and the secondary quartz sand filtration core are also filled with the housing
One-level quartz sand filter core top is arranged on, the space between secondary quartz sand filtration core and water purification conduit forms a water-purifying cavity.
Preferably, the three-level quartz sand filter core of a whole circle, and the three-level quartz sand filter core are also filled with the housing
Secondary quartz sand filtration core top is arranged on, the space between three-level quartz sand filter core and water purification conduit forms a water-purifying cavity.
Preferably, a soil cleaning port, the dirt-discherging outlet of the soil cleaning port are offered in the housing radial side at precipitation chamber
Extend to outside filter cylinder outer tube, a dismountable closure is installed at the dirt-discherging outlet of soil cleaning port.
Preferably, a water discharging valve, the hand of the water discharging valve are offered in the housing axial sides at precipitation chamber
Wheel is arranged on outside filter cylinder outer tube.
The utility model beneficial effect：
Firstth, the modularization chunk of standard, can carry out assembly as the case may be on any building roof, be not required to
Individually to be designed again；
Secondth, modular assembly, is easy to carry, beneficial to construction, influences smaller in work progress；
3rd, recovery filtering is carried out in the rainwater-collecting initial period, reduces rainwater recycle cost, improve rainwater utilization effect
Rate；
4th, system module factorial praluction, reduces cost, reduces pollution；
5th, intuitively economic benefit is brought for building user, reclaims improvement cost.
Brief description of the drawings
Fig. 1 is the utility model whole system schematic diagram；
Fig. 2 is floor drain component detail drawing；
Fig. 3 is tube component detail drawing；
Fig. 4 is thimble assembly A detail drawings；
Fig. 5 is thimble assembly B detail drawings；
Fig. 6 is A-A faces profile；
Fig. 7 is B-B faces profile；
Fig. 8 is chain joint assembly detail drawing；
Fig. 9 is chain joint assembly longitudinal sectional drawing；
Figure 10 is filter assemblies detail drawing；
Figure 11 is C-C faces profile；
Figure 12 is the optimum decision system schematic diagram of the utility model one；
In figure：1st, floor drain component, 2, tube component, 3, thimble assembly A, 4, chain joint assembly, 5, thimble assembly B, 6, filtering
Component, 7, water pipe, 8, irony filter grate, 9, large aperture filter layer, 10, middle aperture filter layer, 11a, outer tube I, 11b, outer tube II,
11c, outer tube III, 11d, outer tube IV, 12, charge for remittance funnel, 13a, inner tube I, 13b, inner tube II, 13c, inner tube III, 13d, inner tube IV,
14th, chain joint assembly extension tube attached, 15, chain joint assembly inner connecting tube, 16, inner and outer pipes connecting rod, 17, inscribed pipe thread mouth, 18, extension tube attached silk
Mouthful, 19, tee branch interface, 20, precipitation chamber, 21, water purification conduit, 22, one-level quartz sand filter core, 23, secondary quartz sand filtration core,
24th, three-level quartz sand filter core, 25, water-purifying cavity, 26, water discharging valve, 27, soil cleaning port, 28, header tank, 29, filter cylinder outer tube.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described by specific embodiment.
As shown in figure 1, the filtering of a kind of roof rainwater collection, pressure-bearing, discharge modularization assembling system, the system include floor drain
Component 1, bindiny mechanism and filter assemblies 6；Floor drain component 1 is arranged on roof drainage ditch or charge for remittance mouthful place, by bindiny mechanism and
It is connected positioned at the filter assemblies 6 built at one layer, 6 times mouths of filter assemblies are connected with water pipe 7.
As shown in Fig. 2, Fig. 6, floor drain component 1 includes irony and filters grate 7, large aperture filter layer 9, middle aperture filter layer 10, remittance
Hyponome 12 and the 11a of outer tube I；Irony filter grate 7, large aperture filter layer 9, middle aperture filter layer 10 and charge for remittance funnel 12 are from top to bottom
It is fixedly installed on successively in the 11a of outer tube I, the upper surface of irony filter grate 7 and the 11a of outer tube I upper open face are flush, and outer tube
I 11a upper open face is not higher than the horizontal plane of gutter or charge for remittance mouthful；The wide opening external diameter of charge for remittance funnel 12 is equal to the 11a of outer tube I
Internal diameter, the 11a of outer tube I lower openings face is less than the slot face of charge for remittance funnel 12.
As shown in Fig. 4, Fig. 7, Fig. 8, Fig. 9, bindiny mechanism includes multiple thimble assembly A3 and multiple chain joint assemblies 4；Sleeve pipe
Component A3 is by the 11b of outer tube II and in the 11b of outer tube II and the concentric 13b of inner tube II is constituted, and the 11b of outer tube II and inner tube
II 13b is isometric；Chain joint assembly 4 includes chain joint assembly extension tube attached 14 and positioned at the interior and concentric chain of chain joint assembly extension tube attached 14
Connected components inner connecting tube 15, it is solid by multiple inner and outer pipes connecting rods 16 between chain joint assembly extension tube attached 14 and chain joint assembly inner connecting tube 15
It is scheduled on together；The upper and lower ends of chain joint assembly extension tube attached 14 are respectively provided with external pipe thread mouth 18, and chain joint assembly inner connecting tube is about 15
End is respectively provided with inscribed pipe thread mouth 17；It is fixedly connected between two neighboring thimble assembly A3 by a chain joint assembly 4, floor drain component
1 is connected by chain joint assembly 4 with thimble assembly A3.
As shown in figure 5, bindiny mechanism also includes thimble assembly B5, thimble assembly B5 includes the 11c of outer tube III and positioned at outer tube
In III 11c and the concentric 13c of inner tube III, and the 11c of outer tube III and the 13c of inner tube III are isometric；In the 11c of outer tube III radial side
Place offers tee branch interface 19；Fixed between adjacent thimble assembly B5 and thimble assembly A3 by a chain joint assembly 4
Connection.
As shown in figure 3, bindiny mechanism also includes winding pipe assembly 2, winding pipe assembly 2 includes the 11d of outer tube IV and positioned at outer tube IV
In 11d and the concentric 13d of inner tube IV, and the 11d of outer tube IV and the 13d of inner tube IV are isometric；At the upper and lower opening end of winding pipe assembly 2
One chain joint assembly 4 is respectively installed.
As shown in Figure 10, Figure 11, filter assemblies 6 include about one narrow, middle wide filter cylinder outer tube 29, filter cylinder outer tube 29
Top slot at a 13a of inner tube I being located in filter cylinder outer tube 29, and the inner tube I 13a are fixedly connected with by chain joint assembly 4
Bottom is extended at the expanded letter bottom of filter cylinder outer tube 29, and the expanded letter middle and lower part of filter cylinder outer tube 29 is provided with filtration system；Filtering
System includes the annulus cylindrical shell of a upper-lower seal；The annulus cylindrical shell is sleeved on the 13a of inner tube I, and lower housing portion
It is connected to form a precipitation chamber 20 with the 13a of inner tube I, in the housing the one-level quartz sand filter core 22 filled with a whole circle, one
There is the secondary quartz sand filtration core 23 of a whole circle on level quartz sand filter core 22, also have a whole circle on secondary quartz sand filtration core 23
Three-level quartz sand filter core 24, at the top of the radial side of housing place is communicated with a water purification conduit 21, and the water purification conduit 21 goes out
The mouth of a river is extended in the header tank 28 outside filter cylinder outer tube 29, between three-level quartz sand filter core 24 and water purification conduit 21
Space formed a water-purifying cavity 25；A soil cleaning port 27 is offered in the housing radial side at precipitation chamber 20, this is removed contamination
The dirt-discherging outlet of mouth 27 is extended to outside filter cylinder outer tube 29, and a dismountable closure is provided with the dirt-discherging outlet of soil cleaning port 27.
A water discharging valve 26 is offered in the housing axial sides at precipitation chamber 20, the handwheel of the water discharging valve 26 is arranged on filter cylinder
Outside outer tube 29.
The course of work：
The system is applied on small high-rise or high residential building, and floor drain component 1 is arranged at roof drainage ditch or charge for remittance mouthful, profit
With winding pipe assembly 2, thimble assembly A 3, chain joint assembly 4, thimble assembly B 5 is linked, such as Figure 12 according to building concrete condition
It is shown, filter assemblies 6 are accessed at one layer building, 6 times mouths of filter assemblies are connected with water pipe 7, form whole system.
When running into rainwater weather, rainwater collects in roofing, into floor drain component 1, and big impurity filters grate by irony in rainwater
8th, large aperture filter layer 9, middle aperture filter layer 10 are filtered out, and rainwater enters the 13a of inner tube I, charge for remittance funnel by charge for remittance funnel 12
12 slot external diameter is slightly less than the internal diameter of chain joint assembly inner connecting tube 15, and the wide opening external diameter of charge for remittance funnel 12 is equal to the interior of the 11a of outer tube I
Footpath, the 11a of outer tube I lower openings face is less than the slot face of charge for remittance funnel 12；When the bottom of floor drain component 1 is connected with winding pipe assembly 2
Or the bottom of floor drain component 1 by chain joint assembly 4 with thimble assembly A or thimble assembly B when being connected so that the bottom of charge for remittance funnel 12
Space is left as overfall between inner tube top.
Rainwater flows into precipitation chamber 20 after the outflow of charge for remittance funnel 12 by inner tube, with the collection of rainwater, in three-stage filtration
System two ends form differential water pressures, and rainwater is pressed into one-level quartz sand filter core 22, secondary quartz sand filtration core 23, three-level quartz successively
In sand filtration core 24, rainwater, into water-purifying cavity 25, is then converged by three layers of filter element filtering by water purification conduit 21 in header tank 28
Collection storage.
When rainwater-collecting is full in inner tube, the rainwater in inner tube passes through overflowing between the bottom of charge for remittance funnel 12 and inner tube top
Head piece is flowed into outer tube, is entered oral siphon 7 by filter cylinder outer tube 29, is directly discharged.When run into there is tributary to need draining when, utilize
Tee branch interface 19 on thimble assembly B5, tributary is directly discharged in outer tube 11c, does not enter filtration system.
When just beginning to rain, rainwater flows through more dirty, outside by turning handwheel opening water discharging valve 26,
Allow rainwater directly to discharge, water discharging valve 26, system starts are closed after 10 minutes.After rain stops, with water level in inner tube
Reduction, when pressure differential can not meet filtration needs, using water discharging valve 26, discharged through the rainwater in inner tube, by removing contamination
Dirt in mouth 27 periodic cleanings precipitation chamber 20.
The utility model replaces the downpipe built now, utilizes elevation hydraulic pressure so that rainwater during discharge just
It by filtration treatment, can recycle, shorten rainfall runoff length, reduce the recontamination probability of rainwater, improve rainwater recycle
Utilization ratio.The modularization chunk of standard, is easy to carry, beneficial to construction, influences smaller in work progress, in any building roof
On can carry out assembly as the case may be, it is not necessary to be individually designed again.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (9)
1. the filtering of a kind of roof rainwater collection, pressure-bearing, discharge modularization assembling system, it is characterised in that：The system includes floor drain
Component（1）, bindiny mechanism and filter assemblies（6）；
The floor drain component（1）At roof drainage ditch or charge for remittance mouthful, by bindiny mechanism with being located at one layer of building
Filter assemblies（6）It is connected, the filter assemblies（6）Lower mouth and water pipe（7）It is connected；
The floor drain component（1）Grate is filtered including irony（7）, large aperture filter layer（9）, middle aperture filter layer（10）, charge for remittance funnel
（12）With outer tube I（11a）；
The irony filters grate（7）, large aperture filter layer（9）, middle aperture filter layer（10）With charge for remittance funnel（12）From top to bottom according to
It is secondary to be fixedly installed on outer tube I（11a）Interior, the irony filters grate（7）Upper surface and outer tube I（11a）Upper open face it is mutually neat
It is flat, and outer tube I（11a）Upper open face be not higher than the horizontal plane of gutter or charge for remittance mouthful；
The charge for remittance funnel（12）Wide opening external diameter be equal to outer tube I（11a）Internal diameter, outer tube I（11a）Lower openings face be less than
Charge for remittance funnel（12）Slot face.
2. the filtering of roof rainwater collection according to claim 1, pressure-bearing, discharge modularization assembling system, it is characterised in that：
The bindiny mechanism includes multiple thimble assembly A（3）With multiple chain joint assemblies（4）；
Described sleeve pipe component A（3）By outer tube II（11b）With positioned at outer tube II（11b）Interior and concentric inner tube II（13b）Group
Into, and outer tube II（11b）With inner tube II（13b）It is isometric；
The chain joint assembly（4）Including chain joint assembly extension tube attached（14）With positioned at chain joint assembly extension tube attached（14）It is interior and concentric
Chain joint assembly inner connecting tube（15）, the chain joint assembly extension tube attached（14）With chain joint assembly inner connecting tube（15）Between by multiple interior
Outer tube connecting rod（16）It is fixed together；
The chain joint assembly extension tube attached（14）Upper and lower ends be respectively provided with external pipe thread mouth（18）, the chain joint assembly inner connecting tube
（15）Upper and lower side be respectively provided with inscribed pipe thread mouth（17）；
Two neighboring thimble assembly A（3）Between pass through a chain joint assembly（4）It is fixedly connected, the floor drain component（1）Pass through chain
Connected components（4）With thimble assembly A（3）It is connected.
3. the filtering of roof rainwater collection according to claim 2, pressure-bearing, discharge modularization assembling system, it is characterised in that：
The bindiny mechanism also includes thimble assembly B（5）, described sleeve pipe component B（5）Including outer tube III（11c）With positioned at outer tube III
（11c）Interior and concentric inner tube III（13c）, and outer tube III（11c）With inner tube III（13c）It is isometric；In outer tube III（11c）'s
Tee branch interface is offered at radial side（19）；Adjacent thimble assembly B（5）With thimble assembly A（3）Between pass through one
Chain joint assembly（4）It is fixedly connected.
4. the filtering of roof rainwater collection according to claim 3, pressure-bearing, discharge modularization assembling system, it is characterised in that：
The bindiny mechanism also includes winding pipe assembly（2）, the winding pipe assembly（2）Including outer tube IV（11d）With positioned at outer tube IV（11d）
Interior and concentric inner tube IV（13d）, and outer tube IV（11d）With inner tube IV（13d）It is isometric；
In winding pipe assembly（2）Upper and lower opening end one chain joint assembly is respectively installed（4）.
5. the filtering of roof rainwater collection according to claim 3, pressure-bearing, discharge modularization assembling system, it is characterised in that：
The filter assemblies（6）Including about one narrow, middle wide filter cylinder outer tube（29）, the filter cylinder outer tube（29）Top slot
Place passes through chain joint assembly（4）It is fixedly connected with one and is located at filter cylinder outer tube（29）Interior inner tube I（13a）, and the inner tube I（13a）Bottom
Portion extends to filter cylinder outer tube（29）Expanded letter bottom at, in filter cylinder outer tube（29）Expanded letter middle and lower part be provided with filtration system；
The filtration system includes the annulus cylindrical shell of a upper-lower seal；The annulus cylindrical shell is sleeved on inner tube I（13a）
On, and lower housing portion and inner tube I（13a）It is connected to form a precipitation chamber（20）, the one-level in the housing filled with a whole circle
Quartz sand filter core（22）, place is communicated with a water purification conduit at the top of the radial side of housing（21）, the water purification conduit（21）'s
Delivery port is extended to positioned at filter cylinder outer tube（29）Outer header tank（28）It is interior, the one-level quartz sand filter core（22）With water purification
Conduit（21）Between space formed a water-purifying cavity（25）.
6. the filtering of roof rainwater collection according to claim 5, pressure-bearing, discharge modularization assembling system, it is characterised in that：
The secondary quartz sand filtration core of a whole circle is also filled with the housing（23）, and the secondary quartz sand filtration core（23）It is arranged on one-level
Quartz sand filter core（22）Top, in secondary quartz sand filtration core（23）With water purification conduit（21）Between space formed a water-purifying cavity
（25）.
7. the filtering of roof rainwater collection according to claim 6, pressure-bearing, discharge modularization assembling system, it is characterised in that：
The three-level quartz sand filter core of a whole circle is also filled with the housing（24）, and the three-level quartz sand filter core（24）It is arranged on two grades
Quartz sand filter core（23）Top, in three-level quartz sand filter core（24）With water purification conduit（21）Between space formed a water-purifying cavity
（25）.
8. the filtering of roof rainwater collection according to claim 5, pressure-bearing, discharge modularization assembling system, it is characterised in that：
In precipitation chamber（20）A soil cleaning port is offered in the housing radial side at place（27）, the soil cleaning port（27）Dirt-discherging outlet extend to
Filter cylinder outer tube（29）Outside, in soil cleaning port（27）Dirt-discherging outlet at a dismountable closure is installed.
9. the filtering of roof rainwater collection according to claim 5, pressure-bearing, discharge modularization assembling system, it is characterised in that：
In precipitation chamber（20）A water discharging valve is offered in the housing axial sides at place（26）, the water discharging valve（26）Handwheel install
In filter cylinder outer tube（29）Outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341692.5U CN206599925U (en) | 2017-04-01 | 2017-04-01 | Roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341692.5U CN206599925U (en) | 2017-04-01 | 2017-04-01 | Roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206599925U true CN206599925U (en) | 2017-10-31 |
Family
ID=60144843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720341692.5U Expired - Fee Related CN206599925U (en) | 2017-04-01 | 2017-04-01 | Roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206599925U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836669A (en) * | 2017-04-01 | 2017-06-13 | 江苏建筑职业技术学院 | A kind of roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system |
| CN110295948A (en) * | 2018-03-22 | 2019-10-01 | 南京梅山冶金发展有限公司 | Underground drain hole construction technology |
-
2017
- 2017-04-01 CN CN201720341692.5U patent/CN206599925U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836669A (en) * | 2017-04-01 | 2017-06-13 | 江苏建筑职业技术学院 | A kind of roof rainwater collection, pressure-bearing filtering, discharge modularization assembling system |
| CN110295948A (en) * | 2018-03-22 | 2019-10-01 | 南京梅山冶金发展有限公司 | Underground drain hole construction technology |
| CN110295948B (en) * | 2018-03-22 | 2021-08-17 | 南京梅山冶金发展有限公司 | Underground drainage hole construction process |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171031 Termination date: 20180401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |