CN209989146U - Ecological chinampa device - Google Patents

Ecological chinampa device Download PDF

Info

Publication number
CN209989146U
CN209989146U CN201920572387.6U CN201920572387U CN209989146U CN 209989146 U CN209989146 U CN 209989146U CN 201920572387 U CN201920572387 U CN 201920572387U CN 209989146 U CN209989146 U CN 209989146U
Authority
CN
China
Prior art keywords
floating island
floating
chinampa
groove
ecological
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201920572387.6U
Other languages
Chinese (zh)
Inventor
高伟
崔康平
高勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Jingbang Ecological Environment Technology Co Ltd
Original Assignee
Shanghai Jingbang Ecological Environment Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Jingbang Ecological Environment Technology Co Ltd filed Critical Shanghai Jingbang Ecological Environment Technology Co Ltd
Priority to CN201920572387.6U priority Critical patent/CN209989146U/en
Application granted granted Critical
Publication of CN209989146U publication Critical patent/CN209989146U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Hydroponics (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)

Abstract

The utility model relates to an ecological chinampa device belongs to aquatic ecological environment engineering technical field, and it includes the chinampa framework and sets up a plurality of chinampa bodies in the chinampa frame, and its technical essential is: the rotary connecting pieces are arranged at two ends of the plurality of floating island bodies along the length direction of the floating island bodies and comprise cylindrical connecting rods and connecting balls fixedly arranged at two ends of the connecting rods, and the rotary connecting pieces are made of XPS materials; the two ends of the floating island body are correspondingly provided with connecting grooves connected with the connecting balls in a clamping mode, and the upper end of each connecting groove is provided with a limiting piece connected with the floating island body in a rotating mode. The utility model provides an ecological chinampa device rotates the connecting piece through setting up for connection between the chinampa body is more stable, thereby prolongs its life.

Description

Ecological chinampa device
Technical Field
The utility model belongs to the technical field of aquatic ecological environment engineering technique and specifically relates to an ecological chinampa device is related to.
Background
In recent years, the urbanization and industrialization level of China is gradually improved, the discharge of domestic sewage and industrial sewage is increased sharply with the remarkable increase of urban population, and the urban sewage treatment facilities are updated slowly, so that the water pollution of urban rivers is caused, and the exertion of the ecological function of urban rivers and the appearance of cities are influenced.
An ecological floating island device is a novel ecological method for water area management in recent years, is simple in construction and has the function of beautifying the environment, and the strong root systems of aquatic plants on the floating island are used for absorbing substances such as nitrogen, phosphorus and the like in water and converting the substances into organic substances, oxygen, water and the like. Meanwhile, the rich root systems of the aquatic plants can provide a good living environment for microorganisms and can be used as a biomembrane carrier to promote water purification. The traditional floating island is generally connected by ropes and the like, and is easy to rot and age after being soaked in water for a long time, so that the wind and wave resistance of the floating island is reduced, and the service life of the floating island is shortened due to the breakage of the ropes in the weather of strong wind and strong waves.
Therefore, a new technical solution is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an ecological chinampa device rotates the connecting piece through setting up for connection between the chinampa body is more stable, thereby prolongs its life.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
an ecological floating island device comprises a floating island frame body and a plurality of floating island bodies arranged in the floating island frame body, wherein rotary connecting pieces are arranged at two ends of the plurality of floating island bodies along the length direction of the floating island bodies, each rotary connecting piece comprises a cylindrical connecting rod and connecting balls fixedly arranged at two ends of the connecting rod, and the rotary connecting pieces are made of XPS materials; the two ends of the floating island body are correspondingly provided with connecting grooves connected with the connecting balls in a clamping mode, and the upper end of each connecting groove is provided with a limiting piece connected with the floating island body in a rotating mode.
By adopting the technical scheme, the floating island bodies are limited by arranging the floating island bodies in the floating island frame body, and the rotating connecting piece is arranged between every two adjacent floating island bodies, so that the plurality of floating island bodies can be arranged along the straight line direction and can be bent to a certain degree along with waves when the waves exist on the water surface, the connection between the floating island bodies is more flexible, and the damage degree of the rotating connecting piece is reduced; the rotating connecting piece is made of the XPS material, and the extremely low water absorption performance of the rotating connecting piece is utilized, so that the phenomenon that the self-weight of the rotating connecting piece is increased and the buoyancy force is weakened due to the fact that the rotating connecting piece absorbs water is avoided, meanwhile, the anti-aging performance of the XPS material is high, the rotating connecting piece is not prone to aging and decomposition and cannot generate harmful substances in the long-term use process, the connecting disconnection between adjacent floating island bodies is avoided, and therefore the connecting stability between the floating island bodies is guaranteed; the connecting grooves are correspondingly formed in the two ends of the floating island body, so that the connecting piece can be conveniently installed on the floating island body in a rotating mode, the rotating limiting piece is arranged on the floating island body, when the connecting piece is rotated and clamped in the connecting grooves, the limiting piece is rotated, and the connecting grooves are difficult to fall off in a limiting mode.
The utility model discloses further set up to: it is a plurality of the body of floating island is equipped with clamping mechanism along its width direction's both sides, the clamping structure is including setting up in the fixture block at body one side center of floating island and setting up in the draw-in groove that the body of floating island deviates from fixture block one side, the draw-in groove include with fixture block complex erect the groove with set up in the internal portion square groove of floating island, fixture block and square groove sliding fit, it sets up with the fixture block is perpendicular to erect the groove.
Through adopting above-mentioned technical scheme, make along the ascending adjacent two cursory bodies of its width direction to carry out stable connection through setting up the joint structure, mutual joint through fixture block and draw-in groove, thereby make the cursory body carry out stable connection, the draw-in groove is including erecting groove and square groove, make the fixture block conflict on the square groove inner wall through rotatory back after making after getting into and erecting the groove, when the cursory body floats on the surface of water, because it receives buoyancy, hardly take place the rotation in aqueous, thereby guarantee the stability of connecting between the cursory body.
The utility model discloses further set up to: a plurality of planting grooves are formed in the floating island body at intervals, and a filter screen is fixedly arranged at the bottom of the floating island body.
Through adopting above-mentioned technical scheme, through seting up planting the groove on the chinampa body, plant aquatic plant in planting the inslot, through setting up the filter screen bottom the chinampa body to avoid aquatic plant to break away from planting the inslot, and do not influence the root system of aquatic plant and pass through the filter screen growth.
The utility model discloses further set up to: the planting grooves are distributed in a staggered mode.
Through adopting above-mentioned technical scheme, plant the crisscross planting aquatic plant that sets up of groove and can make the floating island body as much as possible.
The utility model discloses further set up to: the floating island frame body comprises a plurality of floating pontoons and a plurality of wave dissipation floating blocks, and the floating pontoons are hinged with the floating island body through rotating connecting pieces along the two ends of the length direction of the floating island body.
Through adopting above-mentioned technical scheme, through setting up the flotation pontoon and disappearing unrestrained floating block, when improving chinampa body buoyancy, through the flotation pontoon and disappear unrestrained floating block and the chinampa body between be connected to the joint strength between the reinforcing chinampa body guarantees the utility model discloses a stability.
The utility model discloses further set up to: the inside coaxial inner tube that is equipped with of flotation pontoon, a plurality of biological wares, a plurality of are hung along its length direction interval to the inner tube the submerged plant has been cultivated in the biological ware.
Through adopting above-mentioned technical scheme, through setting up the inner tube in the flotation pontoon is inside to set up a plurality of biological wares on the inner tube, plant the submerged plant in the biological ware, thereby make the submerged plant can purify the river of deep water department, thereby improve the utility model discloses to the purifying power of water.
The utility model discloses further set up to: the inner cylinder is connected with the buoy in a sliding mode, and the buoy is provided with a sliding groove along the length direction of the buoy.
Through adopting above-mentioned technical scheme, through setting up inner tube and flotation pontoon sliding connection to the convenience is dismantling the in-process, takes out inner tube and biological ware earlier, avoids setting up of biological ware to influence the slip between inner tube and the flotation pontoon through setting up the spout.
The utility model discloses further set up to: the wave dissipation floating blocks are clamped with the floating island body along two sides of the width direction of the floating island body.
Through adopting above-mentioned technical scheme, owing to along mutual joint between the two adjacent chinampa bodies of chinampa body width direction, the moving property between the chinampa body is relatively poor, sets up the unrestrained kicking block that disappears through the both ends at chinampa body width direction, cuts down the wave through the unrestrained kicking block that disappears to reduce the influence of wave to the chinampa body, improve the stability of connecting between the chinampa body.
To sum up, the utility model discloses a beneficial technological effect does: the floating island is arranged on the river surface to purify river water, substances such as nitrogen and phosphorus in the water are converted into organic matters and oxygen by utilizing photosynthesis of plants, the rotary connecting pieces are arranged at the two ends of the floating island body in the length direction, so that two adjacent floating island bodies are in active connection with a larger moving range through the rotary connecting pieces, the influence of waves on the rotary connecting pieces is reduced, the connecting grooves are formed at the two ends of the floating island bodies, the rotary connecting pieces are conveniently connected with the floating island bodies, the rotary connecting pieces are prevented from being separated from the connecting grooves by arranging the limiting pieces, and the stability of connection between the adjacent floating island bodies is ensured; the clamping mechanisms are arranged on the two sides of the floating island body in the width direction, so that the floating island bodies connected in the width direction are kept stably connected under the limitation of buoyancy; by arranging the floating island frame body, the connection strength of the floating island body in the width direction can be further enhanced under the limit connection of the buoy, and meanwhile, the influence of waves on the connection structure of the floating island body is reduced under the action of the wave-eliminating floating block; the inner cylinder is arranged in the floating cylinder in a sliding mode, and a plurality of biological devices are hung on the inner cylinder to purify river water in a deep water area and improve the oxygen content of the river water.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of a part of the structure of the present invention, mainly showing the connection relationship between the floating island body and the floating island frame;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a partial sectional view of the present invention, mainly showing the internal structure of the floating island body;
fig. 5 is a schematic view of a part of the structure of the present invention, mainly showing the back structure of the floating island body;
fig. 6 is an enlarged view of a portion B in fig. 2.
In the figure, 1, a floating island body; 11. connecting grooves; 12. a limiting sheet; 121. a bolt; 13. a clamping mechanism; 131. a clamping block; 132. a card slot; 1321. a vertical slot; 1322. a square groove; 14. planting grooves; 15. a filter screen; 2. rotating the connecting piece; 21. a connecting rod; 22. a connecting ball; 3. a floating island frame; 31. a float bowl; 311. a chute; 32. wave dissipation floating blocks; 321. a limiting groove; 322. connecting blocks; 323. wave eliminating stripes; 33. an inner barrel; 34. a biological device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an ecological chinampa device, including chinampa framework 3 with set up a plurality of chinampa bodies 1 in the chinampa framework, a plurality of chinampa bodies 1 are equipped with rotation connecting piece 2 along its length direction's both ends, rotation connecting piece 2 adopts the XPS material to make, the ageing resistance of XPS material can be strong, in long-term use, be difficult for ageing decomposition and can not produce harmful substance, avoid the disconnection of connection between the adjacent chinampa body 1 to guarantee the stability of connecting between the chinampa body 1. For guaranteeing the utility model discloses a life, chinampa body 1 and chinampa framework 3 adopt the XPS material to make equally.
Referring to fig. 2 and 3, for reducing the influence of wave to rotating connecting piece 2, rotating connecting piece 2 includes cylindrical connecting rod 21 and the fixed connection ball 22 that sets up in connecting rod 21 both ends, and the both ends correspondence of floating island body 1 is equipped with the spread groove 11 with being connected ball 22 joint for thereby can enough arrange along the straight line direction between a plurality of floating island bodies 1 and can take place the bending of certain degree along with the wave when the surface of water has the wave and make the connection between the floating island body 1 more flexible. In order to ensure the stability of the installation of the connecting ball 22 in the connecting groove 11, the upper end of the connecting groove 11 is provided with a limiting piece 12 which is rotatably connected with the floating island body 1, and one end of the limiting piece 12 is in threaded connection with the floating island body 1 through a bolt 121, so that the rotating connecting piece 2 is not easy to fall off by limiting of the limiting piece 12.
Referring to fig. 4, the floating island bodies 1 are provided with latch mechanisms 13 on both sides in the width direction thereof, so that two adjacent floating island bodies 1 in the width direction thereof can be stably connected. The clamping structure includes setting up in the fixture block 131 of the center of island body 1 one side and setting up in the draw-in groove 132 that island body 1 deviates from fixture block 131 one side, draw-in groove 132 includes the perpendicular groove 1321 with fixture block 131 complex and sets up in the inside square groove 1322 of island body 1, fixture block 131 and square groove 1322 sliding fit, perpendicular groove 1321 sets up with fixture block 131 is perpendicular, make fixture block 131 conflict on square groove 1322 inner wall through rotatory back after fixture block 131 gets into perpendicular groove 1321, when island body 1 floats on the surface of water, because it receives buoyancy, hardly take place rotatoryly in the aquatic, thereby guarantee the stability of connecting between the island body 1.
Referring to fig. 4 and 5, a plurality of planting grooves 14 are formed in the floating island body 1 at intervals, and the planting grooves 14 are distributed in a staggered manner, so that as many aquatic plants as possible can be planted in the floating island body 1. For avoiding aquatic plant to break away from planting the inslot 14, the fixed filter screen 15 that is equipped with in body 1 bottom of floating island blocks the plant, avoids the plant to break away from planting 14 bottoms of groove, and filter screen 15 does not influence the root system of aquatic plant and passes through filter screen 15 to aquatic growth simultaneously.
Referring to fig. 1 and 2, the floating island frame 3 includes a plurality of pontoons 31 and a plurality of wave-dissipating floating blocks 32, the pontoons 31 are hinged to the floating island 1 through the rotary connectors 2 along both ends of the length direction of the floating island 1, the rotary connectors 2 are hinged to the floating island 1 at intervals along the length direction of the pontoons 31, and the distance between the rotary connectors 2 is equal to the length of the connecting grooves 11 on two adjacent floating island bodies 1 after clamping. Due to the uniform length of the pontoons 31, the connection strength of the floating island body 1 in the width direction can be further enhanced by the limited connection of the floating island body 1 by the pontoons 31.
Referring to fig. 1 and 2, in order to make the present invention capable of performing a ladder-type treatment on river water of different depths, an inner tube 33 is coaxially disposed inside a float 31, a plurality of biological devices 34 are hung along a length direction of the inner tube 33, submerged plants are cultivated in the biological devices 34, the river water of deep water is purified by the submerged plants, an oxygen content of the river water is enhanced, and thus, the purifying capacity of the present invention for the water body is improved. Referring to fig. 6, in order to facilitate the selection of the user according to the depth of the river, the inner cylinder 33 is slidably connected with the buoy 31, and the buoy 31 is provided with a sliding groove 311 along the length direction thereof, so as to prevent the arrangement of the biological device 34 from influencing the sliding between the inner cylinder 33 and the buoy 31; the inner cylinder 33 is connected with the buoy 31 in a sliding mode, so that the inner cylinder 33 can not be arranged on the buoy 31 when not needed to be used, meanwhile, the inner cylinder 33 is connected with the buoy 31 in a sliding mode, and the buoy 31 and the floating island body 1 can be detached conveniently by taking the inner cylinder 33 and the biological device 34 out in the detaching process.
Referring to fig. 4 to 6, the wave dissipating floating block 32 is clamped with the floating island body 1 along both sides of the floating island body 1 in the width direction, the wave dissipating floating block 32 is correspondingly provided with a limiting groove 321 matched with the fixture block 131 on the floating island body 1 or a connecting block 322 corresponding to the fixture groove 132 on the floating island body 1, the connecting block 322 is the same as the fixture block 131, and the limiting groove 321 is the same as the fixture groove 132. One side of the wave dissipation floating block 32, which deviates from the limiting groove 321 or the connecting block 322, is provided with a wave dissipation stripe 323, the contact area between the wave dissipation floating block 32 and waves is increased, and the waves are reduced by utilizing the protrusions and the depressions of the wave dissipation stripe 323, so that the influence of the waves on the floating island body 1 is reduced, and the connection stability between the floating island bodies 1 is improved.
The implementation process of the embodiment is as follows: through carrying out the joint with first piece floating island body 1 and unrestrained floating island 32 that disappears for the dog 131 rotates back joint inside spacing groove 321, will next floating island body 1 vertical place make its dog 131 get into first piece floating island body 1 through rotatory 90 degrees after the perpendicular groove 1321 make dog 131 conflict on square groove 1322 inner wall, then will float island body 1 and preceding piece floating island body 1 in proper order and carry out the joint, after the floating island body 1 after the connection reaches the required length of seeking, will disappear unrestrained floating island 32 and end piece floating island body 1 and carry out the joint. Repeat above-mentioned operation, connect into multiseriate with polylith floating island body 1 along its width direction, then use rotation connecting piece 2 to connect the multiseriate floating island body 1 of accomplishing of having connected, through will connecting ball 22 joint respectively to the spread groove 11 in to rotate spacing piece 12 and make spacing piece 12 cover in spread groove 11 upper end, then use bolt 121 to carry out fixed connection to spacing piece 12 and floating island body 1, make the rotation of spacing piece 12 restricted. After the plurality of rows of floating island bodies 1 are connected, the floating pontoons 31 are connected between the floating island bodies 1 at intervals, the floating island bodies 1 are fixedly connected with the floating pontoons 31 by using the rotary connecting piece 2, aquatic plants are planted in the planting grooves 14, and then the floating island bodies 1 and the floating pontoons 31 which are connected are placed on the river surface and moved to the required positions. According to the depth of the river channel, corresponding to the river channel with a deeper depth, the inner barrel 33 is arranged inside the pontoon 31, and submerged plants are planted in the biological device 34.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides an ecological chinampa device, includes chinampa framework (3) and sets up a plurality of chinampa bodies (1) in the chinampa frame, its characterized in that: the rotary connecting pieces (2) are arranged at two ends of the plurality of floating island bodies (1) along the length direction of the floating island bodies, each rotary connecting piece (2) comprises a cylindrical connecting rod (21) and connecting balls (22) fixedly arranged at two ends of each connecting rod (21), and each rotary connecting piece (2) is made of an XPS material; the two ends of the floating island body (1) are correspondingly provided with connecting grooves (11) connected with connecting balls (22) in a clamping manner, and the upper ends of the connecting grooves (11) are provided with limiting pieces (12) rotatably connected with the floating island body (1).
2. The ecological floating island device of claim 1, wherein: a plurality of floating island body (1) is equipped with clamping mechanism (13) along its width direction's both sides, the clamping structure is including setting up fixture block (131) at floating island body (1) one side center and setting up in draw-in groove (132) that floating island body (1) deviates from fixture block (131) one side, draw-in groove (132) include with fixture block (131) complex erect groove (1321) and set up in the inside square groove (1322) of floating island body (1), fixture block (131) and square groove (1322) sliding fit, erect groove (1321) and fixture block (131) perpendicular setting.
3. The ecological floating island device of claim 1, wherein: a plurality of planting grooves (14) are formed in the floating island body (1) at intervals, and a filter screen (15) is fixedly arranged at the bottom of the floating island body (1).
4. An ecological floating island device according to claim 3, characterized in that: the planting grooves (14) are distributed in a staggered mode.
5. The ecological floating island device of claim 1, wherein: the floating island frame body (3) comprises a plurality of floating pontoons (31) and a plurality of wave dissipation floating blocks (32), wherein the floating pontoons (31) are hinged with the floating island body (1) through rotating connectors (2) along the two ends of the floating island body (1) in the length direction.
6. An ecological floating island device according to claim 5, wherein: the inside coaxial inner tube (33) that is equipped with of flotation pontoon (31), inner tube (33) are hung along its length direction interval and are equipped with a plurality of biological wares (34), and are a plurality of submerged plant has been cultivated in biological ware (34).
7. An ecological floating island device according to claim 6, wherein: the inner cylinder (33) is connected with the buoy (31) in a sliding mode, and the buoy (31) is provided with a sliding groove (311) along the length direction of the buoy.
8. An ecological floating island device according to claim 5, wherein: the wave dissipation floating blocks (32) are clamped with the floating island body (1) along two sides of the width direction of the floating island body (1).
CN201920572387.6U 2019-04-24 2019-04-24 Ecological chinampa device Active CN209989146U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920572387.6U CN209989146U (en) 2019-04-24 2019-04-24 Ecological chinampa device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920572387.6U CN209989146U (en) 2019-04-24 2019-04-24 Ecological chinampa device

Publications (1)

Publication Number Publication Date
CN209989146U true CN209989146U (en) 2020-01-24

Family

ID=69292491

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920572387.6U Active CN209989146U (en) 2019-04-24 2019-04-24 Ecological chinampa device

Country Status (1)

Country Link
CN (1) CN209989146U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111807521A (en) * 2020-07-28 2020-10-23 合肥蓝川生态科技有限公司 Ecological environment-friendly floating island device for purifying polluted water body

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111807521A (en) * 2020-07-28 2020-10-23 合肥蓝川生态科技有限公司 Ecological environment-friendly floating island device for purifying polluted water body

Similar Documents

Publication Publication Date Title
CN104150600B (en) A kind of solar energy aeration Herba Eichhorniae ecological floating island and using method thereof
CN108946951B (en) A kind of composite ecological floating island device of high-efficient purification polluted-water
CN204643971U (en) For the ecological mattress-immobilized microorganism coupling device of water body purification
CN203959921U (en) Floating-island type waste disposal plant
CN202050801U (en) Fish and vegetable intergrowth system of ecologic house
CN209989146U (en) Ecological chinampa device
CN104261567B (en) The biological floating bed of autonomous aeration performance is possessed suitable in high flow velocities heavily contaminated river course
CN202164173U (en) Water environment ecological restoration and purification device based on solar energy and LED (light-emitting diode) light source
CN203021359U (en) Planting device of floating plants in running water
CN206204001U (en) A kind of ecological energy sewage disposal system
CN106495327A (en) A kind of combined biological mattress for water body purification
CN209778451U (en) Combined solar aeration biological floating bed
CN203613031U (en) Amphibious floating island adapting to water fluctuation zone
CN216662781U (en) Water purification module and system suitable for deep water type vertical hardening revetment
CN200940105Y (en) Fibre bundle water normal position treatment floating grillage
CN203333384U (en) Novel solar ecological floating bed
CN204058071U (en) The three-dimensional purifier of contaminated river course or rivers and lakes in-situ immobilization
CN204752328U (en) Stabilize ecological bed system of floating of three -dimensional view of efficient handling of eutrophic water
CN110054251B (en) Ultraviolet light catalytic device for treating organic pollutants in river channel
CN203976484U (en) A kind of solar energy aeration Herba Eichhorniae ecological floating island
CN107619103A (en) A kind of tipping bucket type power-assisted is aerated Ecosystem restoration system
CN211141656U (en) Ecological floating island
CN104030448A (en) Algae-bacterium symbiotic water biological-purifier
CN209835741U (en) Self-circulation floats wetland water purification system
CN215208767U (en) Ecological bed that floats in gardens

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant