CN114703952B - Municipal road concave green belt water collecting and purifying device - Google Patents
Municipal road concave green belt water collecting and purifying device Download PDFInfo
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- CN114703952B CN114703952B CN202210377768.5A CN202210377768A CN114703952B CN 114703952 B CN114703952 B CN 114703952B CN 202210377768 A CN202210377768 A CN 202210377768A CN 114703952 B CN114703952 B CN 114703952B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 121
- 230000001360 synchronised effect Effects 0.000 claims abstract description 36
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 24
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 24
- 241001330002 Bambuseae Species 0.000 claims abstract description 24
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 24
- 239000011425 bamboo Substances 0.000 claims abstract description 24
- 238000000746 purification Methods 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims abstract description 15
- 238000010168 coupling process Methods 0.000 claims abstract description 15
- 238000005859 coupling reaction Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 85
- 230000007246 mechanism Effects 0.000 claims description 66
- 238000001914 filtration Methods 0.000 claims description 34
- 230000001681 protective effect Effects 0.000 claims description 34
- 238000004140 cleaning Methods 0.000 claims description 30
- 238000001179 sorption measurement Methods 0.000 claims description 19
- 239000012535 impurity Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 230000000994 depressogenic effect Effects 0.000 claims 4
- 230000002146 bilateral effect Effects 0.000 claims 1
- 241000220317 Rosa Species 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
- B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6423—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a translational movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a water purifying device, in particular to a water collecting and purifying device for a municipal road concave green belt. It is necessary to design a water purifier for collecting water in the municipal road concave green belt, which is convenient for diversion and drainage of rainwater and has high drainage efficiency. The utility model provides a municipal road concave green area receives water purifier, including location chassis, drainage box and protection roof, both sides all rigid coupling have the location chassis around the water purification section of thick bamboo, and the rigid coupling has the drainage box that is used for collecting the rainwater between the left portion of both sides location chassis around, and the rigid coupling of diversion box top has the protection roof. According to the invention, the servo motor is started, the driving shaft drives the driving shaft to rotate positively through the first driving assembly, the driving shaft drives the synchronous belt assembly to rotate positively, the synchronous belt assembly drives the driving inclined shaft to rotate positively, the driving inclined shaft drives the drainage screw plate to rotate positively, and the drainage screw plate rotates positively to form vortex for rainwater, so that the rainwater flows into the water purifying cylinder downwards better, the rainwater is conveniently guided and discharged, and the drainage efficiency is high.
Description
Technical Field
The invention relates to a water purifying device, in particular to a water collecting and purifying device for a municipal road concave green belt.
Background
The municipal road concave green belt is one form of urban concave green land, and the concave green land is characterized in that when the green land is constructed, the height of the green land is lower than the surrounding ground-fixed height, so that the inflow of peripheral rainwater runoff is facilitated.
Patent application CN212039376U discloses a municipal road concave green belt water collecting and purifying device, including concave water collecting tank, concave water collecting tank's top is pegged graft and is had the rose box, one side fixedly connected with connecting pipe of rose box, the one end fixedly connected with sewer of rose box is kept away from to the connecting pipe, peg graft in the inside of sewer has, the top fixedly connected with filter cover of sewer. This municipal road concave green area receives water purifier realizes primary filtration through filtering the lid, realizes secondary filtration through the filter screen, and when the mesh below the filter screen was blocked by debris, water also can follow the top and continue to flow, has guaranteed the unobstructed nature of drainage, flows into the water in the rose box through the connecting pipe, can realize further filtration through the first filtration pore and the second filtration pore of rose box bottom and side, can pack filterable material in the inside of rose box moreover, realizes abundant filtration. Although the device can be at the inside packing material that can filter of rose box, realize fully filtering, but can not carry out water conservancy diversion to the rainwater and discharge, the root is not in time discharged when the rainfall is great, causes the road ponding.
Based on the defect that exists among the prior art, we provide a convenient diversion drainage to the rainwater, and efficient municipal road concave green belt of drainage receives water purifier.
Disclosure of Invention
In order to overcome the defect that rainwater cannot be drained in a diversion manner, the rainwater cannot be drained out in a root way when the rainfall is large, and accumulated water on a road is caused, the invention provides the municipal road concave green belt water collecting and purifying device which is convenient to drain the rainwater in a diversion manner and high in drainage efficiency.
The invention is realized by the following technical approaches:
the utility model provides a municipal road concave greenbelt water collecting and purifying device, including location chassis, water purification section of thick bamboo, the water diversion tank, the protection roof, the water diversion pipe, the mass flow side pipe, water conservancy diversion end section of thick bamboo, actuating mechanism and drainage mechanism, both sides all rigid coupling have the location chassis around the water purification section of thick bamboo, the rigid coupling has the water diversion case that is used for collecting the rainwater between the location chassis left part of both sides around, water diversion tank top rigid coupling has the protection roof, the front and back symmetry is connected with the water diversion pipe between water diversion tank and the water purification section of thick bamboo, water purification section of thick bamboo bottom is connected with the mass flow side pipe, water collection side pipe bottom is connected with the water conservancy diversion end section of thick bamboo, be equipped with the actuating mechanism that is used for providing power on the water purification section of thick bamboo, be equipped with the drainage mechanism that is used for water conservancy diversion to discharge the rainwater between actuating mechanism and the water diversion pipe.
In one embodiment, the driving mechanism comprises a servo motor, a driving shaft, a protective cover, a first transmission assembly and a driving shaft, wherein the servo motor is fixedly connected to the eccentric position of the outer rear side surface of the water purifying cylinder, the driving shaft is connected to the output shaft of the servo motor, the protective cover is fixedly connected to the eccentric position of the outer rear side surface of the water purifying cylinder and positioned at the lower side of the servo motor, the protective cover is rotationally connected with the driving shaft, the driving shaft is rotationally arranged at the lower part of the protective cover, the first transmission assembly is connected between the lower part of the driving shaft and consists of two belt pulleys and a belt, one belt pulley is arranged at the lower part of the driving shaft, the other belt pulley is arranged at the lower part of the driving shaft, the belt is wound between the two belt pulleys, and the first transmission assembly is positioned in the protective cover.
In one embodiment, the drainage mechanism comprises a synchronous belt assembly, a transmission inclined shaft, a drainage spiral plate, fixed bottom blocks and a protective cover, wherein the fixed bottom blocks are fixedly connected to the upper side and the lower side in the water conduit, the transmission inclined shaft is rotatably arranged between the fixed bottom blocks on the upper side and the lower side, the drainage spiral plate is fixedly connected to the middle of the transmission inclined shaft, the synchronous belt assembly is connected between the lower parts of the two transmission inclined shafts and the upper parts of the transmission shafts and consists of three synchronous wheels and a synchronous belt, the two synchronous wheels are respectively arranged on the lower parts of the two transmission inclined shafts, the rest synchronous wheel is arranged on the upper parts of the transmission shafts, the synchronous belt is wound between the three synchronous wheels, the protective cover is arranged between the lower parts of the water conduit on the front side and the rear side, the synchronous belt assembly is positioned on the protective cover, and the transmission inclined shaft and the transmission shaft are rotationally connected with the protective cover.
In one embodiment, the rainwater filtering device further comprises a filtering mechanism for further filtering rainwater, the filtering mechanism comprises a storage box, a sealing cover, a positioning cross shaft, a slotted positioning seat, a positioning wheel, a positioning guide wheel, a driven cross shaft, a second transmission component, a transmission short shaft, a worm, a rotary cross cylinder, a positioning bottom plate and a filtering screen plate, wherein the storage box is connected to the lower right side of the water purifying cylinder, the sealing cover is fixedly connected to the outer rear side of the water purifying cylinder, the positioning cross shaft is rotatably arranged in the middle of the water purifying cylinder, the positioning cross shaft is rotatably connected with the sealing cover, the slotted positioning seat is fixedly connected to the rear part of the positioning cross shaft, the driven cross shaft is rotatably arranged in the sealing cover, the positioning guide wheel is fixedly connected to the left lower eccentric position of the rear side of the positioning wheel, the positioning guide wheel is in contact with the slotted positioning seat, the transmission short shaft is rotatably arranged at the left lower eccentric position of the rear part of the positioning wheel, the second transmission component is connected between the front of the transmission short shaft and the front of the driven cross shaft, the second transmission component consists of two belt pulleys, one belt pulley is mounted on the front of the transmission short shaft, the other belt pulley is mounted on the front of the worm wheel, the worm wheel is rotatably connected to the middle of the two belt pulleys around the front of the driven cross shaft, the two worm shafts are rotatably fixedly connected to the two filter bottom plates are rotatably arranged in the middle of the filtering drum, and the filtering bottom plate is fixedly connected to the middle of the filtering bottom plate is rotatably arranged in the middle, and is fixedly connected to the middle of the filtering bottom plate at intervals, and is rotatably positioned in the middle between the filtering drum and has a middle position between the filtering bottom plate and is meshed with the filter.
In one embodiment, the cleaning mechanism further comprises a cleaning mechanism for cleaning the filtering sieve plate, the cleaning mechanism comprises a positioning cam, a driven roller, a positioning cross rod, a mounting frame, a first reset guide post, a first reset spring, a cleaning brush and a second reset spring, wherein the positioning cam is fixedly connected to the front side and the rear side of the water purifying cylinder, the positioning cam is rotationally connected with a positioning cross shaft, the positioning cross rod is slidably arranged on the front side and the rear side of the positioning bottom plate, the driven roller is rotatably arranged outside the positioning cross rod and is in contact with the positioning cam, the first reset guide posts are fixedly connected to the front side and the rear side of the positioning bottom plate, the mounting frame is slidably arranged between the first reset guide posts on the front side and the rear side, the mounting frame on the same side is fixedly connected with the positioning cross rod, the first reset spring is wound on the first reset guide post, one end of the first reset spring is connected with the mounting frame, the other end of the first reset spring is connected with the positioning bottom plate, the cleaning brush for cleaning the filtering sieve plate is slidably arranged on the two sides of the mounting frame, and four second reset springs are uniformly and alternately wound between the inner side of the mounting frame and the cleaning brush.
In one embodiment, the water diversion pipe water inlet blocking prevention device further comprises a power-assisted diversion mechanism for preventing the water diversion pipe water inlet from blocking, the power-assisted diversion mechanism comprises a first spherical convex disc, a second spherical convex disc, a fixed transverse shaft, a positioning rotating seat, a telescopic connecting rod, a diversion blade plate, a positioning base, a hinged transverse rod, a second reset guide post and a third reset spring, the first spherical convex disc is fixedly connected to the top end of a transmission inclined shaft, the fixed transverse shaft is symmetrically arranged in front of and behind the upper portion of the water diversion pipe, the second spherical convex disc is fixedly connected to the right portion of the fixed transverse shaft, the second spherical convex disc is meshed with the first spherical convex disc, the positioning rotating seat is fixedly connected to the left portion of the fixed transverse shaft, the telescopic connecting rod is rotatably arranged at the lower portion of the positioning rotating seat, the second reset guide post is symmetrically fixedly connected to the front and rear of the lower portion of the water diversion pipe, a positioning base is slidably arranged on the second reset guide post, a third reset spring is wound on the second reset guide post, one end of the third reset spring is connected with the positioning base, the diversion blade plate is rotatably arranged between the two positioning bases on the front and rear sides, the rear portion of the diversion blade plate is rotatably provided with the hinged connecting rod, and the hinged connecting rod is rotatably connected to the left and the telescopic connecting rod.
In one embodiment, the rainwater collecting device further comprises an adsorption mechanism for adsorbing the tiny impurities in the rainwater, the adsorption mechanism comprises a positioning clamping block and an adsorption carbon plate, the positioning clamping blocks are fixedly connected to the left side and the right side of the collecting square pipe in a front-back symmetrical mode, and the adsorption carbon plate for adsorbing the tiny impurities in the rainwater is fixedly connected between the four positioning clamping blocks in an up-down symmetrical mode.
In one embodiment, the right side of the lower part of the collecting pipe is detachably provided with a cover.
The invention has the following advantages:
1. according to the invention, the servo motor is started, the driving shaft drives the driving shaft to rotate positively through the first driving assembly, the driving shaft drives the synchronous belt assembly to rotate positively, the synchronous belt assembly drives the driving inclined shaft to rotate positively, the driving inclined shaft drives the drainage screw plate to rotate positively, and the drainage screw plate rotates positively to form vortex for rainwater, so that the rainwater flows into the water purifying cylinder downwards better, the rainwater is conveniently guided and discharged, and the drainage efficiency is high.
2. Under the action of the cleaning mechanism, the mounting frame moves outwards to drive the cleaning brush to move outwards, and the cleaning brush moves outwards to sweep leaves and impurities on the filtering sieve plate into the storage box, so that the leaves and impurities are prevented from being difficult to enter the storage box.
3. Under the action of the adsorption mechanism, the adsorption carbon plate can further filter rainwater, and the adsorption carbon plate adsorbs tiny impurities in the rainwater, so that the rainwater can be further filtered.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a first partially cut-away structure of the present invention.
Fig. 3 is a schematic view of a partially cut-away structure of the drive mechanism of the present invention.
FIG. 4 is a schematic view of a partially cut-away structure of the drainage mechanism of the present invention.
FIG. 5 is an enlarged schematic view of section A of the present invention.
Fig. 6 is a schematic view of a second partially cut-away structure of the present invention.
Fig. 7 is a schematic view of a first partially cut-away configuration of the filter mechanism of the present invention.
Fig. 8 is a schematic view of a second partially cut-away configuration of the filter mechanism of the present invention.
Fig. 9 is a schematic view of a third partial cross-sectional configuration of the filtering mechanism of the present invention.
FIG. 10 is a schematic view of a first partially cut-away configuration of the cleaning mechanism of the present invention.
FIG. 11 is a schematic view of a second partially cut-away configuration of the cleaning mechanism of the present invention.
Fig. 12 is a schematic view of a third partial cross-sectional structure of the present invention.
Fig. 13 is a schematic view of a first partial cross-sectional structure of the auxiliary diversion mechanism of the present invention.
Fig. 14 is a schematic view of a second partial cross-sectional structure of the auxiliary diversion mechanism of the present invention.
Fig. 15 is a schematic view of a partially cut-away structure of the adsorption mechanism of the present invention.
Marked in the figure as: 1. positioning underframe, 2, water purifying cylinder, 3, diversion box, 31, protective top plate, 4, diversion pipe, 5, current collecting square pipe, 6, diversion bottom cylinder, 7, driving mechanism, 71, servo motor, 72, driving shaft, 73, protective cover, 74, first transmission component, 75, driving shaft, 8, diversion mechanism, 81, synchronous belt component, 82, transmission inclined shaft, 83, drainage spiral plate, 84, fixed bottom block, 85, protective cover, 9, filtering mechanism, 91, storage box, 92, sealing cover, 93, positioning cross shaft, 94, slotted positioning seat, 95, positioning wheel, 96, positioning guide wheel, 97, driven cross shaft, 98, second transmission component, 99, transmission short shaft, 910, worm gear, 911, worm, 912, rotary cross cylinder, 913, positioning bottom plate, 914, filtering sieve plate, 10, cleaning mechanism, 101, positioning cam, 102, driven roller, 103, positioning cross shaft, 104, mounting frame, 105, first reset guide pillar, 106, first reset spring, 107, brush, 108, second reset spring, 11, auxiliary guide roller, 111, first reset guide pillar, 111, rotary guide pillar, 113, rotary spherical guide pillar, 116, rotary spherical guide, 116, spherical guide, and the like.
Detailed Description
The invention is further elucidated below in connection with the drawings of the description, and embodiments of the invention are given in connection with the drawings of the description.
Example 1
The utility model provides a municipal road concave greenbelt water collecting and purifying device, as shown in fig. 1-5, including location chassis 1, water purification section of thick bamboo 2, diversion case 3, protection roof 31, water conduit 4, water collection side pipe 5, water conservancy diversion end section of thick bamboo 6, actuating mechanism 7 and drainage mechanism 8, both sides all rigid coupling have location chassis 1 around water purification section of thick bamboo 2, be connected with diversion case 3 through bolted connection's mode between the left portion of front and back both sides location chassis 1, diversion case 3 can realize collecting the rainwater, diversion case 3 top is connected with protection roof 31 through bolted connection's mode, water conduit 4 is connected with to the front and back symmetry between diversion case 3 and the water purification section of thick bamboo 2, water purification section of thick bamboo 2 bottom is connected with water collection side pipe 5, water collection side pipe 5 bottom is connected with water collection end section of thick bamboo 6, be equipped with the actuating mechanism 7 that is used for providing power on the water purification section of thick bamboo 2, be equipped with drainage mechanism 8 between actuating mechanism 7 and the water conduit 4, drainage mechanism 8 can realize carrying out water conservancy diversion emission to the rainwater, actuating mechanism 7 can realize providing power for drainage mechanism 8.
As shown in fig. 2 and 3, the driving mechanism 7 comprises a servo motor 71, a driving shaft 72, a protective cover 73, a first transmission assembly 74 and a transmission shaft 75, wherein the eccentric position of the outer rear side surface of the water purifying cylinder 2 is connected with the servo motor 71 in a bolt connection mode, the driving shaft 72 is connected to the output shaft of the servo motor 71, the protective cover 73 is connected with the protective cover 73 in a bolt connection mode, the protective cover 73 is positioned at the lower side of the servo motor 71 and is rotationally connected with the driving shaft 72, the transmission shaft 75 is rotationally arranged at the lower part of the protective cover 73, the first transmission assembly 74 is connected between the lower part of the transmission shaft 75 and the lower part of the driving shaft 72, the first transmission assembly 74 consists of two belt pulleys and a belt, one belt pulley is installed at the lower part of the transmission shaft 75, the other belt pulley is installed at the lower part of the driving shaft 72, the belt is wound between the two belt pulleys, and the first transmission assembly 74 is positioned in the protective cover 73.
As shown in fig. 2, fig. 4 and fig. 5, the drainage mechanism 8 comprises a synchronous belt assembly 81, a transmission inclined shaft 82, a drainage spiral plate 83, fixed bottom blocks 84 and a protective cover 85, wherein the fixed bottom blocks 84 are fixedly connected to the upper side and the lower side in the water conduit 4, the transmission inclined shaft 82 is rotatably arranged between the fixed bottom blocks 84 on the upper side and the lower side, the drainage spiral plate 83 is fixedly connected to the middle of the transmission inclined shaft 82, the synchronous belt assembly 81 is connected between the lower parts of the two transmission inclined shafts 82 and the upper part of the transmission shaft 75, the synchronous belt assembly 81 consists of three synchronous wheels and synchronous belts, wherein the two synchronous wheels are respectively arranged on the lower parts of the two transmission inclined shafts 82, the rest synchronous wheel is arranged on the upper part of the transmission shaft 75, the synchronous belts are wound between the three synchronous wheels, the protective cover 85 is arranged between the lower parts of the water conduit 4 on the front side and the rear side, the synchronous belt assembly 81 is positioned on the protective cover 85, and the transmission inclined shaft 82 and the transmission shaft 75 are rotatably connected with the protective cover 85.
Firstly, an operator buries the device underground, the protective top plate 31 is flush with the ground, then the guide bottom cylinder 6 is externally connected with a water pipe, when rainwater enters the water guide tank 3, the protective top plate 31 can block large-particle impurities or broken stones, so that rainwater flows into the water guide cylinder 2 through the water guide pipe 4, people can start the servo motor 71, the servo motor 71 drives the driving shaft 72 to rotate forwards, the driving shaft 72 drives the first transmission assembly 74 to rotate forwards, the first transmission assembly 74 drives the driving shaft 75 to rotate forwards, the driving shaft 75 rotates forwards to drive the synchronous belt assembly 81 to rotate forwards, the synchronous belt assembly 81 rotates forwards to drive the driving inclined shaft 82, the driving inclined shaft 82 rotates forwards to drive the guide screw plate 83, the guide screw plate 83 rotates forwards to form vortex for rainwater, and then the rainwater flows into the water guide cylinder 2 downwards better, the rainwater is discharged through the water collecting square pipe 5 and the guide bottom cylinder 6, so repeatedly, the servo motor 71 is closed when the device is not required, the driving shaft 72 stops driving the driving shaft 75 to rotate forwards, and the guide screw plate 83 stops rotating forwards.
Example 2
On the basis of the embodiment 1, as shown in fig. 6-9, the filter mechanism 9 is further included, the filter mechanism 9 comprises a storage box 91, a sealing cover 92, a positioning cross shaft 93, a slotted positioning seat 94, a positioning wheel 95, a positioning guide wheel 96, a driven cross shaft 97, a second transmission assembly 98, a transmission short shaft 99, a worm gear 910, a worm 911, a rotary cross cylinder 912, a positioning bottom plate 913 and a filter screen 914, the storage box 91 is connected to the lower right side of the water purifying cylinder 2, the sealing cover 92 is fixedly connected to the outer rear side of the water purifying cylinder 2, the positioning cross shaft 93 is rotatably arranged in the middle of the water purifying cylinder 2, the positioning cross shaft 93 is rotatably connected with the sealing cover 92, the rear part of the positioning cross shaft 93 is fixedly connected with the slotted positioning seat 94, the rear part of the slotted positioning seat 94 is positioned in the sealing cover 92, the eccentric position of the rear part of the water purifying cylinder 2 is rotatably provided with the driven cross shaft 97, the rear part of the driven cross shaft 97 is fixedly connected with the positioning wheel 95, the eccentric position of the left lower part of the rear side surface of the positioning wheel 95 is fixedly connected with a positioning guide wheel 96, the positioning guide wheel 96 is contacted with a slotted positioning seat 94, the eccentric position of the left side in the rear part of the positioning wheel 95 is rotatably provided with a transmission short shaft 99, a second transmission assembly 98 is connected between the front part of the transmission short shaft 99 and the front part of a driven transverse shaft 97, the second transmission assembly 98 consists of two belt pulleys and a belt, one belt pulley is arranged at the front part of the transmission short shaft 99, the other belt pulley is arranged at the front part of the driven transverse shaft 97, the belt is wound between the two belt pulleys, the rear part of the transmission short shaft 99 is fixedly connected with a worm gear 910, the middle part of a transmission shaft 75 is fixedly connected with a worm 911, the worm 911 is meshed with the worm gear 910, the middle part of the positioning transverse shaft 93 is fixedly connected with a rotary transverse cylinder 912, the outer wall of the rotary transverse cylinder 912 is fixedly connected with four positioning bottom plates 913 at intervals, a filter screen 914 is fixedly connected in the positioning bottom plates 913 at intervals, the filter screen 914 may be implemented to filter out leaves and impurities entrained in the rain water.
As shown in fig. 6, 10 and 11, the cleaning mechanism 10 further comprises a cleaning mechanism 10, the cleaning mechanism 10 comprises a positioning cam 101, a driven roller 102, a positioning cross rod 103, a mounting frame 104, a first reset guide post 105, a first reset spring 106, a cleaning brush 107 and a second reset spring 108, wherein the positioning cam 101 is fixedly connected to the front side and the rear side of the water purifying tube 2, the positioning cam 101 is rotationally connected with the positioning cross shaft 93, the front side and the rear side of the positioning bottom plate 913 are both slidably provided with the positioning cross rod 103, the driven roller 102 is in contact with the positioning cam 101, the front side and the rear side of the positioning bottom plate 913 are fixedly connected with the first reset guide post 105, a mounting frame 104 is slidably arranged between the first reset guide post 105 on the front side and the rear side, the mounting frame 104 is fixedly connected with the positioning cross rod 103, one end of the first reset spring 106 is connected with the mounting frame 104, the two sides of the mounting frame 104 are both slidably provided with the cleaning brush 107, and the brush 107 can clean the inner side surface of the mounting frame 104 evenly and the second reset guide post 105 at equal intervals.
As shown in fig. 12-14, the auxiliary diversion mechanism 11 is further included, the auxiliary diversion mechanism 11 includes a first spherical convex disc 111, a second spherical convex disc 112, a fixed transverse shaft 113, a positioning rotary seat 114, a telescopic connecting rod 115, a diversion blade 116, a positioning base 117, a hinged cross rod 118, a second reset guide post 119 and a third reset spring 1110, the top end of the transmission inclined shaft 82 is fixedly connected with the first spherical convex disc 111, the upper part of the diversion box 3 is provided with the fixed transverse shaft 113 in a front-back symmetrical rotation manner, the right part of the fixed transverse shaft 113 is fixedly connected with the second spherical convex disc 112, the second spherical convex disc 112 is meshed with the first spherical convex disc 111, the left part of the fixed transverse shaft 113 is fixedly connected with the positioning rotary seat 114, the lower part of the positioning rotary seat 114 is rotatably provided with the telescopic connecting rod 115, the front side and the rear side of the lower part of the diversion box 3 are symmetrically fixedly connected with the second reset guide post 119, the second reset guide post 117 is slidably arranged on the second reset guide post 119, the third reset spring 1110 is wound on the second reset guide post 1110, one end of the third reset spring 1110 is connected with the positioning base 1110, the other end of the third reset spring 1110 is connected with the front side of the diversion box 3 and the front side of the diversion box is also provided with the front-back side of the telescopic connecting rod 116, the diversion box 116 is rotatably connected with the front-back side of the diversion blade 116, the diversion box is prevented from being rotatably connected with the front-side of the front side of the diversion box 4, and the diversion box 116 is better, the front-diversion box is prevented from being rotatably connected with the front and the front 4 and the front side of the diversion blade 116 is rotatably connected with the front 4 is rotatably connected with the front side.
When rainwater flows into the water purifying cylinder 2 through the water conduit 4, the filter screen plate 914 sieves residual leaves or impurities in the rainwater, when the servo motor 71 works, the transmission shaft 75 rotates forward to drive the worm 911 to rotate forward, the worm 911 rotates forward to drive the worm wheel 910 to rotate backward, the worm wheel 910 rotates backward to drive the transmission short shaft 99 to rotate backward, the transmission short shaft 99 rotates backward to drive the second transmission assembly 98 to rotate backward, the second transmission assembly 98 rotates backward to drive the driven transverse shaft 97 to rotate backward, the driven transverse shaft 97 rotates backward to drive the positioning wheel 95 to rotate backward, the positioning wheel 95 rotates backward to drive the positioning guide wheel 96 to rotate backward, the positioning guide wheel 96 rotates backward to be in contact with the slotted positioning seat 94, then the positioning guide wheel 96 rotates forward to drive the positioning transverse shaft 93 to rotate forward by 90 degrees every round, the positioning transverse shaft 93 rotates forward to drive the rotary transverse cylinder 912 to rotate forward, the positioning bottom plate 913 rotates forward to drive the filter 914 to rotate forward, the filter 914 to throw the leaves and impurities into the storage box 91, when the device is not used, the servo motor 71 is closed, the transmission shaft 75 stops rotating the worm 914 to drive the worm 914 to rotate backward to drive the positioning guide the positioning wheel 96 to rotate backward, the positioning guide wheel 96 to rotate forward 90, the slotted guide the leaves and impurities into the storage box 91, and then the proper amount of the impurities can be collected by the filter screen plate 91, and then the cover can be removed from the leaves and impurities in the storage box.
When the servo motor 71 works, the positioning bottom plate 913 drives the positioning cross rod 103 to rotate positively, the positioning cross rod 103 drives the driven roller 102 to rotate positively, the driven roller 102 slides on the positioning cam 101 positively, then when the driven roller 102 rotates positively to the convex part of the positioning cam 101, the positioning cam 101 enables the driven roller 102 to move outwards, the driven roller 102 moves outwards to drive the positioning cross rod 103 to move outwards, the positioning cross rod 103 moves outwards to drive the mounting frame 104 to move outwards, the first reset spring 106 is compressed, the mounting frame 104 moves outwards to drive the cleaning brush 107 to move outwards, the cleaning brush 107 moves outwards to sweep leaves and impurities on the filtering sieve 914 into the storage box 91, and the cleaning brush 107 always contacts with the filtering sieve 914 due to the action of the second reset spring 108, and then when the driven roller 102 continues to rotate positively to be separated from the convex part of the positioning cam 101, the mounting frame 104 moves inwards to reset through the positioning cross rod 103 without the need of the cleaning brush 107, and when the device is used, the servo motor 71 is closed, and leaves and impurities are difficult to enter the storage box 91.
When the servo motor 71 works, the transmission inclined shaft 82 positively rotates to drive the first spherical convex disc 111 positively, the first spherical convex disc 111 positively rotates to drive the second spherical convex disc 112 positively, the second spherical convex disc 112 positively rotates to drive the fixed transverse shaft 113 positively, the fixed transverse shaft 113 positively rotates to drive the positioning rotary seat 114 positively, the positioning rotary seat 114 positively rotates to drive the telescopic connecting rod 115 to longitudinally swing, the telescopic connecting rod 115 longitudinally swings to drive the hinged cross rod 118 to longitudinally move, the hinged cross rod 118 longitudinally moves to drive the guide vane 116 to longitudinally move, the guide vane 116 longitudinally moves to drive the positioning base 117 to longitudinally move, the third reset spring 1110 plays a buffering role, and the guide vane 116 longitudinally moves upwards to a certain angle, so that the guide vane 116 longitudinally moves to push and wave rainwater in the water diversion box 3 to assist the water, the better flow of the rainwater is avoided, the water inlet of the water diversion pipe 4 is prevented from being blocked, when the device is not used, the servo motor 71 is closed, the transmission inclined shaft 82 stops to drive the second spherical convex disc 112 to longitudinally move to longitudinally, the guide vane 116 is longitudinally moved to longitudinally, the third reset spring 1110 plays a buffering role, and the guide vane 116 is prevented from being blocked, and the water inlet 4 is prevented from being blocked.
Example 3
On the basis of embodiment 1 and embodiment 2, as shown in fig. 12 and 15, the device further comprises an adsorption mechanism 12, the adsorption mechanism 12 comprises a positioning clamping block 121 and an adsorption carbon plate 122, the positioning clamping blocks 121 are symmetrically and fixedly connected on the left side and the right side in the current collecting square tube 5, the adsorption carbon plates 122 are symmetrically and fixedly connected between the four positioning clamping blocks 121, and the adsorption carbon plate 122 can adsorb tiny impurities in rainwater.
When rainwater is discharged through the current collecting square tube 5 and the guide bottom tube 6, the rainwater can be further filtered by the carbon adsorption plate 122, and tiny impurities in the rainwater can be adsorbed by the carbon adsorption plate 122, so that the rainwater can be further filtered.
Finally, it is necessary to state that: the foregoing is provided to assist in understanding the technical solutions of the present invention, and is not to be construed as limiting the scope of protection of the present invention; insubstantial modifications and variations from the above teachings are within the scope of the invention as claimed.
Claims (5)
1. The utility model provides a municipal road concave greenbelt receives water purifier, including location chassis (1), water purification section of thick bamboo (2), diversion case (3), protection roof (31), water conduit (4), mass flow side pipe (5) and water conservancy diversion end section of thick bamboo (6), both sides all rigid coupling have location chassis (1) around water purification section of thick bamboo (2), rigid coupling has diversion case (3) that are used for collecting the rainwater between location chassis (1) left portion around, water conduit case (3) top rigid coupling has protection roof (31), be connected with water conduit (4) around between diversion case (3) and water purification section of thick bamboo (2) symmetrically, water purification section of thick bamboo (2) bottom is connected with mass flow side pipe (5), mass flow side pipe (5) bottom is connected with water conservancy diversion end section of thick bamboo (6), a serial communication port, still include actuating mechanism (7) and drainage mechanism (8), be equipped with on water purification section of thick bamboo (2) actuating mechanism (7) that are used for providing power, be equipped with drainage mechanism (8) that are used for water conservancy diversion to discharge the rainwater between actuating mechanism (7) and the water conduit (4);
the driving mechanism (7) comprises a servo motor (71), a driving shaft (72), a protective cover (73), a first transmission component (74) and a transmission shaft (75), wherein the servo motor (71) is fixedly connected to the eccentric position of the outer rear side surface of the water purifying cylinder (2), the driving shaft (72) is connected to the output shaft of the servo motor (71), the protective cover (73) is fixedly connected to the eccentric position of the outer rear side surface of the water purifying cylinder (2), the protective cover (73) is positioned at the lower side of the servo motor (71), the protective cover (73) is rotationally connected with the driving shaft (72), the transmission shaft (75) is rotationally arranged at the lower part of the protective cover (73), the first transmission component (74) is connected between the lower part of the transmission shaft (75) and the lower part of the driving shaft (72), the first transmission component (74) consists of two belt pulleys and a belt, one belt pulley is arranged at the lower part of the driving shaft (72), the other belt pulley is wound between the two belt pulleys, and the first transmission component (74) is positioned in the protective cover (73).
The drainage mechanism (8) comprises a synchronous belt assembly (81), a transmission inclined shaft (82), a drainage spiral plate (83), fixed bottom blocks (84) and a protective cover (85), wherein the fixed bottom blocks (84) are fixedly connected to the upper side and the lower side in the water conduit (4), the transmission inclined shaft (82) is rotatably arranged between the fixed bottom blocks (84) on the upper side and the lower side, the drainage spiral plate (83) is fixedly connected to the middle part of the transmission inclined shaft (82), the synchronous belt assembly (81) is connected between the lower parts of the two transmission inclined shafts (82) and the upper part of the transmission shaft (75), the synchronous belt assembly (81) consists of three synchronous wheels and a synchronous belt, wherein the two synchronous wheels are respectively arranged at the lower parts of the two transmission inclined shafts (82), the rest one synchronous wheel is arranged at the upper part of the transmission shaft (75), the synchronous belt is wound between the three synchronous wheels, the protective cover (85) is arranged between the lower parts of the front water conduit and the rear water conduit (4), the synchronous belt assembly (81) is positioned at the protective cover (85), and the transmission inclined shaft (82) and the transmission shaft (75) are rotatably connected with the protective cover (85).
The water purifying device is characterized by further comprising a filtering mechanism (9) for filtering rainwater, wherein the filtering mechanism (9) comprises a storage box (91), a sealing cover (92), a positioning cross shaft (93), a slotted positioning seat (94), a positioning wheel (95), a positioning guide wheel (96), a driven cross shaft (97), a second transmission component (98), a transmission short shaft (99), a worm wheel (910), a worm (911), a rotary cross cylinder (912), a positioning bottom plate (913) and a filtering screen plate (914), the right lower side of the water purifying cylinder (2) is connected with the storage box (91), the sealing cover (92) is fixedly connected with the outer rear side surface of the water purifying cylinder (2), the positioning cross shaft (93) is rotatably connected with the sealing cover (92), the slotted positioning seat (94) is fixedly connected with the rear part of the positioning cross shaft (93), the slotted positioning seat (94) is positioned in the sealing cover (92), the driven cross shaft (97) is rotatably arranged at the upper left eccentric position of the rear part of the water purifying cylinder (2), the positioning wheel (95) is fixedly connected with the positioning wheel (95) at the eccentric position of the rear side surface of the positioning cross shaft, the positioning guide wheel (96) is fixedly connected with the slotted positioning guide wheel (96), the left side eccentric position rotation in locating wheel (95) rear portion is equipped with transmission minor axis (99), be connected with second drive assembly (98) between transmission minor axis (99) front portion and driven cross axle (97) front portion, second drive assembly (98) are constituteed by two belt pulleys and belt, one belt pulley is installed in transmission minor axis (99) front portion, another belt pulley is installed in driven cross axle (97) front portion, the belt winds between two belt pulleys, transmission minor axis (99) rear portion rigid coupling has worm wheel (910), transmission shaft (75) middle part rigid coupling has worm (911), worm (911) and worm wheel (910) meshing, location cross axle (93) middle part rigid coupling has rotatory cross section of thick bamboo (912), rotatory cross section of thick bamboo (912) outer wall interval rigid coupling has four positioning baseplate (913), interval rigid coupling has filter screen (914) that are used for further filtration rainwater in positioning baseplate (913).
2. The municipal road depressed green belt water-collecting and purifying device according to claim 1, further comprising a cleaning mechanism (10) for cleaning a filtering screen plate (914), wherein the cleaning mechanism (10) comprises a positioning cam (101), a driven roller (102), a positioning cross rod (103), a mounting frame (104), a first reset guide post (105), a first reset spring (106), a cleaning brush (107) and a second reset spring (108), the front side and the rear side in the water purifying cylinder (2) are fixedly connected with the positioning cam (101), the positioning cam (101) is rotationally connected with a positioning cross shaft (93), the front side and the rear side of a positioning bottom plate (913) are slidably provided with the positioning cross rod (103), the outer part of the positioning cross rod (103) is rotationally provided with a driven roller (102), the driven roller (102) is contacted with the positioning cam (101), the front side and the rear side of the positioning bottom plate (913) are fixedly connected with a first reset guide post (105), a mounting frame (104) is slidably arranged between the front side and the rear side of the first reset guide post (105), the mounting frame (104) is fixedly connected with the positioning cross rod (103), the first reset guide post (105) is wound around the first reset spring (106), the first reset guide post (106) is connected with the first reset spring (106) at the other end of the first reset guide post (106), the cleaning brushes (107) for cleaning the filtering sieve plates (914) are arranged on two sides of the mounting frame (104) in a sliding mode, and four second reset springs (108) are wound on the inner side face of the mounting frame (104) and the cleaning brushes (107) at equal intervals.
3. The municipal road depressed green belt water collecting and purifying device according to claim 2, further comprising a power-assisted diversion mechanism (11) for avoiding blockage of the water inlet of the water conduit (4), wherein the power-assisted diversion mechanism (11) comprises a first spherical convex disc (111), a second spherical convex disc (112), a fixed transverse shaft (113), a positioning rotary seat (114), a telescopic connecting rod (115), a diversion blade plate (116), a positioning base (117), a hinged cross rod (118),
The device comprises a first reset guide pillar (119) and a first reset spring (1110), wherein a first spherical convex disc (111) is fixedly connected to the top end of a transmission inclined shaft (82), a fixed transverse shaft (113) is arranged on the upper portion of a water diversion box (3) in a front-back symmetrical rotating mode, a second spherical convex disc (112) is fixedly connected to the right portion of the fixed transverse shaft (113), the second spherical convex disc (112) is meshed with the first spherical convex disc (111), a positioning rotating seat (114) is fixedly connected to the left portion of the fixed transverse shaft (113), a telescopic connecting rod (115) is rotatably arranged on the lower portion of the positioning rotating seat (114), a second reset guide pillar (119) is fixedly connected to the front-back two sides of the lower portion of the water diversion box (3) in a bilateral symmetry mode, a positioning base (117) is arranged on the second reset guide pillar (119) in a sliding mode, a third reset spring (1110) is wound on the second reset guide pillar (119), one end of the third reset spring (117) is connected with the positioning base (117), the other end of the third reset spring (1110) is connected with the first spherical convex disc (111), a diversion leaf plate (116) is rotatably arranged between the two positioning bases (117) on the front-back side, and a left hinge-side hinge type connecting rod (118) is rotatably arranged between the two positioning bases (116) and the two adjacent hinge type telescopic connecting rods (118).
4. The municipal road depressed green belt water collecting and purifying device according to claim 3, further comprising an adsorption mechanism (12) for adsorbing micro impurities in rainwater, wherein the adsorption mechanism (12) comprises positioning clamping blocks (121) and adsorption carbon plates (122), the positioning clamping blocks (121) are symmetrically fixedly connected on the left side and the right side in the current collecting square tube (5), and the adsorption carbon plates (122) for adsorbing the micro impurities in rainwater are symmetrically fixedly connected between the four positioning clamping blocks (121) in an up-down mode.
5. The municipal road depressed green belt water collecting and purifying device according to claim 1, wherein a cover is detachably provided on the right side of the lower portion of the collecting square pipe (5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210377768.5A CN114703952B (en) | 2022-04-12 | 2022-04-12 | Municipal road concave green belt water collecting and purifying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210377768.5A CN114703952B (en) | 2022-04-12 | 2022-04-12 | Municipal road concave green belt water collecting and purifying device |
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| CN114703952B true CN114703952B (en) | 2023-10-13 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0753631A2 (en) * | 1995-07-14 | 1997-01-15 | Ottmar Hofheinz | Rainwater collecting and cleaning device |
| CN205875351U (en) * | 2016-08-04 | 2017-01-11 | 绍兴职业技术学院 | Rainwater in sponge city filters collecting system |
| CN112095741A (en) * | 2020-09-24 | 2020-12-18 | 聊城大学 | Rainwater shunting type discharging device for sponge city construction |
| CN215330349U (en) * | 2021-02-26 | 2021-12-28 | 浙江恒力建设有限公司 | Concave greenbelt of town road receives water purifier |
| CN114108770A (en) * | 2021-11-30 | 2022-03-01 | 中材地质工程勘查研究院有限公司 | Convenient drainage device for ecological restoration and use method |
-
2022
- 2022-04-12 CN CN202210377768.5A patent/CN114703952B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0753631A2 (en) * | 1995-07-14 | 1997-01-15 | Ottmar Hofheinz | Rainwater collecting and cleaning device |
| CN205875351U (en) * | 2016-08-04 | 2017-01-11 | 绍兴职业技术学院 | Rainwater in sponge city filters collecting system |
| CN112095741A (en) * | 2020-09-24 | 2020-12-18 | 聊城大学 | Rainwater shunting type discharging device for sponge city construction |
| CN215330349U (en) * | 2021-02-26 | 2021-12-28 | 浙江恒力建设有限公司 | Concave greenbelt of town road receives water purifier |
| CN114108770A (en) * | 2021-11-30 | 2022-03-01 | 中材地质工程勘查研究院有限公司 | Convenient drainage device for ecological restoration and use method |
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|---|---|
| CN114703952A (en) | 2022-07-05 |
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