CN214801086U - Bridge greening device - Google Patents
Bridge greening device Download PDFInfo
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- CN214801086U CN214801086U CN202121348143.3U CN202121348143U CN214801086U CN 214801086 U CN214801086 U CN 214801086U CN 202121348143 U CN202121348143 U CN 202121348143U CN 214801086 U CN214801086 U CN 214801086U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The utility model belongs to the technical field of bridge greening, and discloses a bridge greening device, which comprises a box body arranged on any side of a bridge, wherein a plurality of chambers arranged up and down are arranged in the box body, the box body comprises a water storage transpiration drought-resisting bin arranged at the bottom, the water storage transpiration drought-resisting bin is connected with a rainwater collecting device, and a fertilizer storage bin and a green plant planting bin are sequentially arranged on the water storage transpiration drought-resisting bin; the green planting bin is provided with a transpiration water-permeable hole communicated with the water storage transpiration drought-resistant bin, the bottom end of the water storage transpiration drought-resistant bin is provided with a dredging mechanism, one side of the box body is also provided with a control mechanism connected with the dredging mechanism, and a real-time monitoring system is arranged in the box body and can monitor related information influencing the growth of green plants in the box body in real time; the utility model provides an among the prior art bridge afforestation scope little, afforestation case installation with move inconvenient, waste time and energy and dangerous high problem when the green plant of artifical maintenance.
Description
Technical Field
The utility model relates to a bridge greening technical field, concretely relates to bridge greening device.
Background
The structural form of the road can be divided into three forms of a roadbed, a bridge and a tunnel at present, along with the high-speed development of traffic, the number of the bridges of an overground expressway and the number of the bridges of a viaduct are increased, and in the construction of the road, green belts are usually arranged in the middle and two sides of the road on the ground, so that the eye fatigue of a driver can be relieved, and the environment can be beautified.
Due to the special structural form of the bridge, in the construction of the existing bridge, usually, only the anti-collision walls are arranged on two sides of the bridge to serve as safety guarantee structures, and then greening is carried out in a mode of externally hanging flower boxes on the anti-collision walls, but the flower boxes in the prior art only fix simple box bodies on two sides of the bridge, place soil in the box bodies and then simply plant green plants, are very inconvenient to install, maintain and the like, need frequent manual watering or fertilization during maintenance, need workers to stay on a road for a long time, and have very large potential safety hazards.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a can automize fertilization and irrigate, install and maintain convenient bridge greening device.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a greening device for a bridge comprises a box body vertically arranged on any side of the bridge, wherein a plurality of chambers arranged up and down are arranged in the box body and comprise a water storage transpiration drought-resisting bin arranged at the bottommost, the water storage transpiration drought-resisting bin is connected with a rainwater collecting device, and a fertilizer storage bin and a green plant planting bin are sequentially arranged on the water storage transpiration drought-resisting bin; the green planting bin is provided with a transpiration water-permeable hole communicated with the water storage transpiration drought-resistant bin, the bottom end of the transpiration drought-resistant bin is provided with a dredging mechanism, one side of the box body is also provided with a control mechanism connected with the dredging mechanism, and the box body is also internally provided with a real-time monitoring system.
Furthermore, the real-time monitoring system comprises a control module with a data processing module and sensor modules arranged in the water storage transpiration drought resisting bin and the fertilizer storage bin, wherein the control module and the sensor modules are connected with a power supply module; the real-time monitoring system is also connected with a remote server, and the remote server can process and display the data acquired by the real-time monitoring system.
Furthermore, a connecting structure is arranged on one side of the box body close to the bridge, and the box body is connected with the bridge in a hanging mode through the connecting structure; the connecting structure comprises a pair of vertically arranged supporting rods, and the two supporting rods are fixedly connected through an I-shaped rod; the bottom end of any supporting rod is provided with a first horizontal rod which is horizontally arranged, and one end of the first horizontal rod, which is far away from the supporting rod, is vertically bent upwards; a horizontally arranged second cross rod is arranged at the top end of any one supporting rod, and one end of the second cross rod, which is far away from the supporting rod, is vertically bent downwards; the bending sections of the first cross rod and the second cross rod are provided with clamping bolts, and the first cross rod and the second cross rod are arranged on two sides of the supporting rod respectively.
Furthermore, the inner cavity of the water storage transpiration drought-resisting bin is of a conical structure with a wide upper part and a narrow lower part, and the dredging mechanism is arranged at the bottom end of the water storage transpiration drought-resisting bin; the dredging mechanism comprises a dredging valve arranged at the bottom end of the water storage transpiration drought-resisting bin, a self-reset control switch is arranged on the dredging valve, the dredging valve can be opened when the control switch is pressed down or can be opened when the control switch is pulled outwards, and the control switch is connected with the control mechanism on one side of the box body; the control mechanism comprises a control rope connected with the control switch, a pulley is arranged on the box body, and the free end of the control rope is arranged at the top end of the box body by bypassing the pulley.
Furthermore, a plurality of box bodies are arranged and are connected through pipelines; the box is equipped with the pump outward, and the inlet of pump passes through the pipeline and is connected with holding fertile storehouse, and the liquid outlet of pump passes through the pipeline and plants the storehouse with green and be connected, and the pump still is connected with control module and power module.
Further, the sensor module is including setting up the level sensor in the drought resisting storehouse of retaining transpiration and storage fertilizer storehouse, still including setting up the soil moisture sensor in green planting the storehouse.
Furthermore, the box body is in a square shape or a cylindrical shape or an irregular polyhedral shape, the periphery of the box body is provided with heat insulation materials, one side of the box body is also provided with a water filling port communicated with the water storage transpiration drought resisting bin and a fertilizer filling port communicated with the fertilizer storage bin, and the water filling port is connected with a rainwater collecting device through a pipeline.
Furthermore, one side of the box body, which is far away from the bridge, is provided with a display screen, and the display screen is connected with the power module.
Furthermore, a solar panel or a wind power generation device is arranged on the box body and is connected with the power module.
Furthermore, a dustproof net or ceramsite is laid in the green plant planting bin.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a set up soil moisture sensor in the soil in green planting storehouse and acquire soil moisture data in real time, collect the rainwater through rainwater collection device in the water storage transpiration drought-resistant storehouse in the box, the water in the water storage transpiration drought-resistant storehouse transpires into steam and sees through the transpiration hole of permeating water and gets into in the green planting storehouse, thereby carry out the humidification to the soil in the green planting storehouse, guarantee soil moisture's is sufficient, level sensor real-time supervision water level in the water storage transpiration drought-resistant storehouse and the liquid level of liquid manure in the fertilizer storage storehouse, have established very good existence and growth environment for plant healthy growth; the process realizes complete informatization and automation, the green plants are not required to be maintained on the bridge frequently by manpower, the labor force is greatly saved, the danger of workers staying on the bridge for a long time is avoided, and the informatization and automation degree of the bridge green plant management is greatly improved.
(2) This device hangs in arbitrary one side of bridge through connection structure, and connection structure passes through clamping bolt and presss from both sides the box tight on connection structure, presss from both sides connection structure tight on the anticollision wall of bridge one side through clamping bolt equally, installs connection structure earlier during the installation, installs the box again, and the installation is simple and convenient, and the device of completion of installation can regard as the counter weight setting at the assigned position of bridge, has increased the stability of bridge.
(3) The device is provided with a rainwater collecting device, the rainwater collecting device can collect rainwater discharged by a bridge drainage pipeline and convey the collected rainwater to the water storage transpiration drought-resisting bin through a pipeline for storage, so that the rainwater can be effectively utilized, the water resource is greatly saved, the frequency of adding water into the water storage transpiration drought-resisting bin is reduced, and the workload of workers is greatly reduced; meanwhile, the bottom of the inner cavity of the water storage transpiration drought-resisting bin is of a conical structure, a silt discharging valve is further arranged in the water storage transpiration drought-resisting bin, the silt discharging valve is connected with a control rope, the control rope is arranged at the top end of the box body, and the control rope can control the on-off of the silt discharging valve, so that the silt is conveniently removed; the design of toper structure makes the volume of retaining transpiration drought resisting storehouse upper portion be greater than the volume of lower part, and when row's silt valve was opened, the upper segment water will deposit the sediment of retaining transpiration drought resisting storehouse below under the effect of gravity and rush out to can in time discharge the debris that the sediment was in retaining transpiration drought resisting storehouse, avoid the debris siltation to influence water capacity and can effectively avoid the water to receive the pollution.
(4) The box body can be in a regular square shape or a cylindrical shape, can also be in an irregular polyhedral shape, has more various structural forms, and can adapt to bridges with more shapes and richer environments.
(5) The box periphery is equipped with insulation material, can prevent that the weather is overheated or the supercooling causes the damage of plant roots, is favorable to the growth of plant, convenient management.
(6) One side of the box body is provided with a display screen which can be used as an advertising board or an indicating lamp of a road under a bridge, and the functions are more various.
(7) The dust screen or the ceramsite are laid on the surface of the soil in the green plant planting bin, so that the air drying and doping of the soil into the air can be effectively prevented by wind under the conditions of ensuring the air permeability and the water permeability of plants, and meanwhile, the phenomenon that the water in the soil is evaporated too fast is avoided.
Drawings
FIG. 1 is a diagram showing the effects of the apparatus in example 1;
FIG. 2 is a schematic three-dimensional structure of an apparatus according to example 1 at one of its angles;
FIG. 3 is a schematic three-dimensional structure of another angle of the apparatus in example 1;
FIG. 4 is a top view of the apparatus of example 1;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 6 is a schematic three-dimensional structure of the device in example 2;
FIG. 7 is a schematic three-dimensional structure of the device in example 3;
FIG. 8 is a half sectional view of the device in example 4.
In the figure: connection structure 1, box 2, display screen 3, solar panel 4, second horizontal pole 5, clamping bolt 6, bracing piece 7, transpiration permeable hole 8, fertilizer adding mouth 9, water adding mouth 10, first horizontal pole 11, control rope 12, level sensor 13, row's silt valve 14, power module 15, control module 16, soil moisture sensor 17, backup pad 18, second diaphragm 19, first diaphragm 20.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention is further explained below with reference to the accompanying drawings.
Example 1
Referring to fig. 1-5, a bridge greening device comprises a box body 2 vertically arranged on any side of a bridge, wherein the box body 2 is hung on an anti-collision wall of the bridge through a connecting structure 1; the connecting structure 1 comprises a pair of vertically arranged support rods 7, the two support rods 7 are connected through an I-shaped rod, a first horizontal rod 11 horizontally arranged is arranged at the bottom end of any one support rod 7, and one end, far away from the support rods 7, of the first horizontal rod 11 is vertically bent upwards; the top end of any one supporting rod 7 is provided with a horizontally arranged second cross rod 5, and one end of the second cross rod 5, which is far away from the supporting rod 7, is vertically bent downwards; the first cross rod 11 and the second cross rod 5 are respectively arranged at two sides of the support rod 7, the bending sections of the first cross rod 11 and the second cross rod 5 are respectively provided with a clamping bolt 6, the box body 2 is fixed between the support rod 7 and the bending section of the first cross rod 11 through a pair of clamping bolts 6, and the box body 2 is arranged on the first cross rod 11; the connecting structure 1 is fixed on an anti-collision wall of a bridge through two pairs of clamping bolts 6, and the anti-collision wall is arranged between the bending section of the second cross rod 5 and the supporting rod 7.
The box body 2 is a rectangular box body structure with an opening at the top end, the box body 2 is provided with a heat insulation layer, a plurality of chambers which are arranged up and down are arranged in the box body 2, the chambers comprise a water storage transpiration drought-resisting bin which is arranged at the bottom and is used for containing water, the inner cavity of the water storage transpiration drought-resisting bin is a cone which is wide at the top and narrow at the bottom, the cone can be in a triangular frustum shape, a quadrangular frustum shape and other polygonal frustum shapes, and can also be in a circular frustum shape, the rectangular frustum shape is arranged, a dredging mechanism is arranged in the water storage transpiration drought-resisting bin, the dredging mechanism comprises a dredging valve 14 which is arranged at the narrow position at the bottom end of the water storage transpiration drought-resisting bin, the outlet of the dredging valve 14 is connected with a drainage pipeline on a bridge through a pipeline, a self-resetting control switch is arranged on the dredging valve 14, when the control switch is pulled out through external force, the dredging valve 14 is opened, and the dredging valve 14 is in a closed state under normal condition; the control switch is connected with a control mechanism, the control mechanism is a control rope 12 connected with the control switch, the control mechanism can also be a four-bar mechanism consisting of a plurality of connecting rods, a pulley is arranged on the box body, and the free end of the control rope 12 is arranged at the top end of the box body by bypassing the pulley, so that the operation of workers is facilitated; the dredging mechanism can wash sundries deposited in the water storage transpiration drought resisting bin, and the washed sundries are discharged through the silt discharge valve 14 and a drainage pipeline on the bridge; a fertilizer storage bin and a green plant planting bin are sequentially arranged on the water storage transpiration drought resisting bin, the fertilizer storage bin is used for containing liquid fertilizer, soil is arranged in the green plant planting bin, green plants are planted in the soil, and a dustproof net or ceramsite is laid on the upper layer of the soil; transpiration water permeable holes 8 communicated with the water storage transpiration drought resisting bin are uniformly distributed on the green plant planting bin, and through holes communicated with the fertilizer storage bin are also uniformly distributed on the green plant planting bin; still be equipped with real-time monitoring system in the box 2, real-time monitoring system acquires the interior data that each item influences green plant growth of box in real time, and real-time monitoring system still is connected with remote server, and remote server can set up in the monitor station on ground, and remote server can handle and analysis, demonstration to the data that real-time monitoring system gathered.
The real-time monitoring system comprises a control module 16 with a data processing module, and also comprises sensor modules arranged in a water storage transpiration drought-resisting bin and a fertilizer storage bin, wherein the sensor modules comprise liquid level sensors 13 arranged in the water storage transpiration drought-resisting bin and the fertilizer storage bin, and also comprise a soil moisture sensor 17 arranged in soil in a green plant planting bin, the sensor modules are connected with the data processing module, and the sensor modules, the control module and the data processing module are all connected with a power supply module 15; the control module 16 is connected with a pump, the pump is arranged outside the box body, a liquid inlet of the pump is connected with the fertilizer storage bin through a pipeline, a liquid outlet of the pump is connected with the green plant planting bin through a pipeline, and the pump is connected with the power module 15 and supplied with energy by the power module 15.
A horizontally arranged mounting column is arranged on one side of the box body 2, a solar panel 4 is arranged on the mounting column, the solar panel 4 is rotatably connected with the mounting column, the solar panel 4 can rotate around the axis of the mounting column in a vertical plane, and the solar panel 4 is connected with a power module 15; a display screen 3 or a colored lamp is arranged on one side of the box body 2 away from the bridge, and the display screen 3 is connected with a power supply module 15; a water adding port 10 communicated with the water storage transpiration drought resisting bin and a fertilizer adding port 9 communicated with the fertilizer storage bin are further formed in one side of the box body 2, so that water or fertilizer can be conveniently added, and end covers are arranged on the fertilizer adding port 9 and the water adding port 10, so that the water storage transpiration drought resisting bin and the water storage transpiration drought resisting bin are guaranteed to be of a closed structure; the water filling port 10 is connected with a rainwater collecting device through a pipeline, the rainwater collecting device is communicated with a drainage pipeline on a bridge, and the rainwater collecting device can collect rainwater discharged by the drainage pipeline and convey the rainwater into a water storage transpiration drought resisting bin through the pipeline.
The utility model discloses an installation does: the connecting structure 1 is hung on an anti-collision wall on one side of a bridge, the connecting structure 1 is fixed on the anti-collision wall by a clamping bolt 6 of a bending section of a second cross rod 5 of the rotating connecting structure 1, and a first cross rod 11 of the connecting structure 1 is positioned on the outer side of the anti-collision wall of the bridge; place box 2 on first horizontal pole 11, the clamp bolt 6 of rotatory first horizontal pole 11 bending segment is fixed box 2, accomplishes the installation of device, and 2 top surfaces of box and bridge road surface parallel and level or be less than the bridge road surface after the device installation is accomplished.
The utility model discloses the process of drought resisting of transpiration does: liquid level sensors in the water storage transpiration drought resisting bin and the fertilizer storage bin detect the internal water level and the liquid level of the liquid fertilizer in real time, judge whether the internal water level and the liquid level of the liquid fertilizer are lower than a set threshold value, send out an alarm to a remote server when the internal water level and the liquid level of the liquid fertilizer are lower than the set threshold value, and enable workers to accurately add water or fertilizer; water in the water storage transpiration drought resisting bin is transpired into water vapor, the water vapor penetrates through the transpiration water permeable holes 8 to permeate into soil in the green plant planting bin to humidify the soil, and a pump outside the box body fertilizes the soil in the green plant planting bin through a pipeline, so that the water storage transpiration drought resisting bin is greatly convenient for workers to maintain.
Example 2
Referring to fig. 6, a bridge greening apparatus is different from embodiment 1 only in that a second cross bar 5 is horizontally arranged on a bridge, and the second cross bar 5 is detachably connected with the bridge through bolts.
Example 3
Referring to fig. 7, a bridge greening device, the difference with embodiment 1 only lies in, connection structure includes a vertical backup pad 19 that sets up, and backup pad 19 bottom is equipped with the first diaphragm 20 that the level set up, and backup pad 19 top is equipped with the second diaphragm 18 that the level set up, and first diaphragm 20 and second diaphragm 18 set up respectively in the backup pad both sides, and box 2 sets up on first diaphragm 20, and the one end that backup pad 19 was kept away from to first diaphragm 20 upwards buckles and sets up, and the section of buckling of first diaphragm 20 is equipped with the bolt.
Example 4
Referring to fig. 8, a bridge greening apparatus is different from embodiment 1 only in that a plurality of chambers are arranged in a vertical direction in a box body 2, and includes a fertilizer storage chamber located at the bottom, a water storage transpiration drought-resisting chamber is arranged in the fertilizer storage chamber, the water storage transpiration drought-resisting chamber is of a rectangular frustum pyramid structure with a wide upper part and a narrow lower part, a gap is arranged between the water storage transpiration drought-resisting chamber and the inner wall of the fertilizer storage chamber, green plant planting chambers are arranged on the fertilizer storage chamber and the water storage transpiration drought-resisting chamber, transpiration water-permeable holes 8 communicated with the water storage transpiration drought-resisting chamber are uniformly distributed at the bottom ends of the green plant planting chambers, and through holes communicated with the fertilizer storage chamber are also uniformly distributed at the bottom ends of the green plant planting chambers.
Example 5
A bridge greening device is different from the device in the embodiment 1 only in that a control module 16 is connected with a driving module, the driving module comprises pumps arranged in a water storage transpiration drought resisting bin and a fertilizer storage bin, and a liquid outlet of each pump is connected with a green plant planting bin through a pipeline system; the pipeline system comprises a capillary pipe which is annularly arranged in the green plant planting bin, holes are uniformly distributed on the capillary pipe, the capillary pipe is connected with a vertically arranged main pipe, a water inlet of the main pipe is connected with output ends of pumps in the water storage transpiration drought resisting bin and the fertilizer storage bin, and a water inlet of the main pipe is connected with a water inlet of the capillary pipe.
Example 6
The difference between the bridge greening apparatus and the embodiment 1 is that a wind power generation apparatus is provided on a box body 2, and the wind power generation apparatus is connected with a power module 15 in the box body 2.
Example 7
The bridge greening device is only different from the embodiment 1 in that a solar panel 4 and a wind power generation device are arranged on a box body 2, and the solar panel 4 and the wind power generation device are both connected with a power module 15 in the box body 2.
Claims (10)
1. A greening device for a bridge is characterized by comprising a box body arranged on any side of the bridge, wherein a plurality of chambers arranged up and down are arranged in the box body and comprise a water storage transpiration drought-resisting bin arranged at the bottommost part, the water storage transpiration drought-resisting bin is connected with a rainwater collecting device, and a fertilizer storage bin and a green plant planting bin are sequentially arranged on the water storage transpiration drought-resisting bin; the green planting bin is uniformly provided with transpiration water permeable holes communicated with the water storage transpiration drought resisting bin, the bottom end of the water storage transpiration drought resisting bin is provided with a dredging mechanism, one side of the box body is also provided with a control mechanism connected with the dredging mechanism, and a real-time monitoring system is arranged in the box body.
2. The greening device for the bridge according to claim 1, wherein the real-time monitoring system comprises a control module with a data processing module, and further comprises sensor modules arranged in a water storage transpiration drought-resisting bin, a fertilizer storage bin and a green plant planting bin, and the control module and the sensor modules are connected with a power supply module.
3. The greening device for the bridge as claimed in claim 2, wherein a connecting structure is arranged on one side of the box body close to the bridge, and the box body is hung on the bridge through the connecting structure; the connecting structure comprises a pair of vertically arranged supporting rods, and the two supporting rods are fixedly connected through an I-shaped rod; a first horizontal rod which is horizontally arranged is arranged at the bottom end of any one of the supporting rods, and one end of the first horizontal rod, which is far away from the supporting rod, is bent upwards; a second cross rod horizontally arranged is arranged at the top end of any one of the support rods, and one end, far away from the support rods, of the second cross rod is bent downwards; the bending sections of the first cross rod and the second cross rod are respectively provided with a clamping bolt, and the first cross rod and the second cross rod are respectively arranged on two sides of the supporting rod.
4. The greening device for the bridge as claimed in claim 3, wherein the bottom of the inner cavity of the water storage transpiration drought-resistant bin is of a conical structure, and the dredging mechanism is arranged at the bottom end of the water storage transpiration drought-resistant bin; the dredging mechanism comprises a dredging valve arranged at the bottom end of the water storage transpiration drought-resisting bin, a self-resetting control switch is arranged on the dredging valve, and the control switch is connected with a control mechanism on one side of the box body; the control mechanism comprises a control rope connected with the control switch, and the free end of the control rope is arranged at the top end of the box body.
5. The greening device for bridges of claim 4, wherein a plurality of box bodies are provided, and the box bodies are connected with each other through a pipeline; the box is equipped with the pump outward, and the inlet of pump passes through the pipeline and is connected with holding fertile storehouse, and the liquid outlet of pump passes through the pipeline setting in green planting plants the storehouse, and the pump is connected with control module and power module.
6. The greening device for the bridge as claimed in claim 5, wherein the sensor module comprises liquid level sensors arranged in a water storage transpiration drought resisting bin and a fertilizer storage bin, and further comprises a soil moisture sensor arranged in a green plant planting bin.
7. A greening device for a bridge as claimed in claim 6, wherein the box body is square, cylindrical or irregular polyhedral, the periphery of the box body is provided with thermal insulation material, one side of the box body is further provided with a water feeding port communicated with the water storage transpiration drought resisting bin and a fertilizer feeding port communicated with the fertilizer storage bin, and the water feeding port is connected with the rainwater collecting device through a pipeline.
8. A greening device for a bridge as claimed in claim 7, wherein a display screen is arranged on the side of the box body away from the bridge, and the display screen is connected with the power supply module.
9. The greening device for the bridge as claimed in claim 8, wherein a solar panel or a wind power generation device is arranged on the box body, and the solar panel or the wind power generation device is connected with the power module.
10. The greening device for bridges as claimed in claim 9, wherein dust screens or ceramsite are laid in the green plant planting bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121348143.3U CN214801086U (en) | 2021-06-17 | 2021-06-17 | Bridge greening device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121348143.3U CN214801086U (en) | 2021-06-17 | 2021-06-17 | Bridge greening device |
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| CN214801086U true CN214801086U (en) | 2021-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113303132A (en) * | 2021-06-17 | 2021-08-27 | 北京光肥能源科技开发有限公司 | Bridge greening device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113303132A (en) * | 2021-06-17 | 2021-08-27 | 北京光肥能源科技开发有限公司 | Bridge greening device |
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