CN216751661U - Beidou-based urban drainage system monitoring system - Google Patents

Beidou-based urban drainage system monitoring system Download PDF

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Publication number
CN216751661U
CN216751661U CN202123186343.6U CN202123186343U CN216751661U CN 216751661 U CN216751661 U CN 216751661U CN 202123186343 U CN202123186343 U CN 202123186343U CN 216751661 U CN216751661 U CN 216751661U
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China
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control system
monitored control
wall
pillar
solar photovoltaic
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CN202123186343.6U
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彭晨光
周益
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Suzhou Xingyu Surveying And Mapping Technology Co ltd
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Suzhou Xingyu Surveying And Mapping Technology Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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Abstract

The utility model discloses a city drainage system monitored control system based on big dipper, including installing base and monitored control system pillar with pasting, install the lower part at the monitored control system pillar with pasting, install the lower extreme center department of base with pasting and insert the post with being provided with, the monitored control system pillar is close to and is provided with the supervisory equipment horizontal pole on the upside right-hand member outer wall, the monitored control system pillar is close to and is provided with the electric cabinet on the upside left end outer wall, and solar photovoltaic board left end through this city drainage system monitored control system increases has a neotype photovoltaic board protection device, and the stay cord that cleans through making a round trip to stimulate this photovoltaic board protection device and drop down can clean the dirty dust attached to the solar photovoltaic board for the dirty by quick cleaning of the dust attached to the solar photovoltaic board, thereby can guarantee that the solar photovoltaic board gathers light energy and converts into the electric energy with optimal state and supply for whole city drainage system monitored control system And (4) electricity.

Description

Beidou-based urban drainage system monitoring system
Technical Field
The utility model belongs to the technical field of urban drainage system is relevant, concretely relates to urban drainage system monitored control system based on big dipper.
Background
Urban drainage is collected, is carried, is handled and discharges the drainage mode of municipal sewage and rainwater by urban drainage system, and urban drainage system monitored control system then can be all-weather to the regional real time monitoring of relevant drainage in city, can know through the terminal very first time when drainage emergency appears to can help municipal administration personnel very first time to the proruption situation of drainage deals with.
The existing urban drainage system monitoring system technology has the following problems: when whole urban drainage system monitored control system is installed outdoor and is used for the relevant control of real time monitoring urban drainage, can carry out direct power supply and solar photovoltaic board through the electric wire and carry out supplementary power supply, in order to reach energy saving's purpose, but when whole urban drainage system monitored control system installs outdoor long-time use, dirt and dust in the air will be attached to on the solar photovoltaic board, thereby can influence the daylighting power generation effect of solar photovoltaic board, because the solar photovoltaic board is installed on vertical monitored control system pillar top, so the clearance is got up very inconveniently and is wasted time and energy, and the dirt of dust is attached to on the solar photovoltaic board for a long time can be corroded the loss photovoltaic board easily, thereby can reduce the life of solar photovoltaic board.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a city drainage system monitored control system based on big dipper to the time of the whole city drainage system monitored control system installation that proposes in solving above-mentioned background art is used for a long time outdoors, on the solar photovoltaic board will be attached to dirty and dust in the air, thereby can influence the daylighting electricity generation effect of solar photovoltaic board, because the solar photovoltaic board is installed on vertical monitored control system pillar top again, so clear up very inconvenient and waste time and energy's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a city drainage system monitored control system based on big dipper, is including pasting ground installation base and monitored control system pillar, paste ground installation base and install the lower part at the monitored control system pillar, the lower extreme center department of pasting ground installation base is provided with inserts the post, the monitored control system pillar is close to and is provided with the supervisory equipment horizontal pole on the upside right-hand member outer wall, the monitored control system pillar is close to and is provided with the electric cabinet on the upside left end outer wall, the top of monitored control system pillar is provided with the solar photovoltaic board, the left end of solar photovoltaic board is provided with photovoltaic board protection device, supervisory equipment horizontal pole right-hand member outside is provided with the big dipper locator, the left side of big dipper locator is provided with the monitored control system camera, the left side of monitored control system camera is provided with light filling lamp night, photovoltaic board protection device is including extension metal strip, displacement spout, press from both sides tight cleaning strip, Cotton, U type solid fixed sliding block, high tension spring and clean the stay cord are cleaned to high life elasticity, the longitudinal connection of extension metal strip is on the left end outer wall of solar photovoltaic board, the first section of extension metal strip is indulged and is run through to inside and have the displacement spout, be connected with high tension spring on the displacement spout rear end inner wall, the displacement spout is close to the inside outside and runs through of rear side and has U type solid fixed sliding block, high tension spring's front end and U type solid fixed sliding block's rear end outer wall connection, be connected with on the bottom outer wall of U type solid fixed sliding block left side and clean the stay cord, U type solid fixed sliding block is connected with on the downside right-hand member outer wall and transversely stretches out right and cleans tight strip, it cleans cotton to be connected with high life elasticity on the lower extreme outer wall of pressing from both sides tight strip.
Preferably, the solar photovoltaic panel main part comprises solar panel and frame, solar panel embedded is in the frame, the extension metal strip passes through screwed connection on the left end outer wall of frame, the longitudinal length of extension metal strip is greater than the longitudinal length of frame, the extension metal strip is parallel and level with the front end outer wall of frame.
Preferably, the cross-sectional diameter of the monitoring equipment cross rod is smaller than that of the monitoring system pillar, the monitoring equipment cross rod is fixedly connected with the monitoring system pillar through welding, and the monitoring equipment cross rod and the monitoring system pillar are in a right-angle state.
Preferably, the inside converter and the battery that still are provided with of electric cabinet, the converter can be real-time convert the energy that the solar photovoltaic board gathered into the direct current and store the battery in, the electric cabinet all is provided with a metal fixing ring, two on being close to upper and lower both sides right-hand member outer wall the metal fixing ring all cup joints the outside at the monitored control system pillar, the electric cabinet is connected with the monitored control system pillar through two metal fixing rings.
Preferably, the solar photovoltaic board is the installation of front end bottom downward inclination on the monitored control system pillar, ground is inserted the post, is installed base, monitored control system pillar and all sprayed paint on the outer wall of supervisory equipment horizontal pole with pasting ground.
Preferably, when the cleaning pull rope is pulled downwards, the cleaning pull rope can drive the U-shaped fixed sliding block to slide forwards in the displacement sliding groove, and after the cleaning pull rope is loosened, the high-tension spring on the inner wall of the rear end of the displacement sliding groove can pull the U-shaped fixed sliding block backwards to reset.
Compared with the prior art, the utility model provides a city drainage system monitored control system based on big dipper possesses following beneficial effect:
1. the utility model discloses an increase at this urban drainage monitoring system's solar photovoltaic board left end has a neotype photovoltaic board protection device, be installed when outdoor being used for the relevant control of real time monitoring urban drainage when whole urban drainage monitoring system, can carry out the direct power supply and the solar photovoltaic board carries out the auxiliary power supply through the electric wire, in order to reach energy saving's purpose, but when whole urban drainage monitoring system installs outdoor long-time use, dirty and the dust in the air will be attached to the solar photovoltaic board, thereby can influence the daylighting electricity generation effect of solar photovoltaic board, again because the solar photovoltaic board is installed on vertical monitored control system pillar top, so the clearance gets up very inconveniently and wastes time, and this neotype photovoltaic board protection device then can solve above-mentioned condition, can be to attaching to the solar photovoltaic board on the stay cord that cleans that makes a round trip to drop perpendicularly on this photovoltaic board protection device The dust and dirt are cleaned, so that the dust and dirt attached to the solar photovoltaic panel are quickly cleaned, the solar photovoltaic panel can be ensured to collect light energy in an optimal state and convert the light energy into electric energy to supply power for the whole urban drainage system monitoring system, and the dust and dirt attached to the solar photovoltaic panel is cleaned by the photovoltaic panel protection device, so that the dust and dirt can be prevented from being attached to the solar photovoltaic panel for a long time and being corroded and lost to the solar photovoltaic panel;
2. the utility model discloses a photovoltaic board protection device's concrete application method is as follows, the cleaning stay cord that is used for operating this photovoltaic board protection device at first can naturally drop downwards, make the user can stand directly next to the urban drainage system monitored control system that is installed and can be through grasping the cleaning stay cord and operating whole photovoltaic board protection device, when attaching to more dust on the daylighting surface outer wall of solar photovoltaic board dirty and influence the solar photovoltaic board and adopt the effect, only need municipal relevant staff stand next to the monitored control system pillar at this moment, then the staff only need grasp the cleaning stay cord and pull downwards, and because photovoltaic board protection device installs in the solar photovoltaic board left end, and solar photovoltaic board slope installation, so pull-down cleaning stay cord can drive the U type fixed slider of card in the displacement spout and slide forward, and U type fixed slider can drive the fixed cleaning clamp strip on its right-hand member outer wall and slide forward when sliding forward, because the outer wall of the lower end of the cleaning clamping strip is fixed with the high-life elastic cleaning cotton, and the outer wall of the lower end of the high-life elastic cleaning cotton is attached to the outer wall of the upper end of the solar photovoltaic panel through the elasticity of the high-life elastic cleaning cotton, the dirt attached to the outer wall of the upper end of the solar photovoltaic panel can be quickly cleaned away when the high-life elastic cleaning cotton slides forwards, when the U-shaped fixed sliding block slides into the front end of the displacement sliding chute, the cleaning pulling rope can be prevented from being pulled downwards continuously, a user needs to loosen the cleaning pulling rope, after the U-shaped fixed sliding block is loosened, the pulled high-tension spring on the inner wall of the rear end of the displacement sliding chute can generate resetting pulling force, the U-shaped fixed sliding block can be pulled backwards to reset, the cleaning pulling rope is pulled again to reset again, the dirt attached to the outer wall of the upper end of the solar photovoltaic panel can be cleaned away in a large area after the pulling operation is carried out for several times, and the dirt can be prevented from being attached to the solar photovoltaic panel for a long time and corroding and losing the photovoltaic panel, meanwhile, the lighting energy conversion effect of the solar photovoltaic panel can be improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic view of the overall plane structure of a monitoring system of a Beidou-based urban drainage system provided by the utility model;
FIG. 2 is a schematic view of a plane structure of a monitoring part of the Beidou based urban drainage system monitoring system provided by the utility model;
fig. 3 is a schematic view of a three-dimensional structure of the photovoltaic panel protection device provided by the present invention;
in the figure: 1. a ground inserting column; 2. mounting a base in a ground pasting manner; 3. a monitoring system support; 4. an electric cabinet; 5. monitoring the equipment cross bar; 6. a solar photovoltaic panel; 7. a photovoltaic panel protection device; 8. a light supplement lamp at night; 9. a monitoring system camera; 10. a Beidou positioner; 11. lengthening the metal strip; 12. a displacement chute; 13. cleaning the clamping strips; 14. the service life of the elastic cleaning cotton is long; 15. a U-shaped fixed slide block; 16. a high tension spring; 17. and a cleaning pull rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the urban drainage system monitoring system based on the Beidou comprises a ground-mounted base 2 and a monitoring system pillar 3, wherein the ground-mounted base 2 is mounted at the lower part of the monitoring system pillar 3, a ground-inserted pillar 1 is arranged at the center of the lower end of the ground-mounted base 2, a monitoring device cross rod 5 is arranged on the outer wall of the monitoring system pillar 3 close to the right end of the upper side, the cross section diameter of the monitoring device cross rod 5 is smaller than that of the monitoring system pillar 3, the monitoring device cross rod 5 is fixedly connected with the monitoring system pillar 3 through welding, a right-angled state is formed between the monitoring device cross rod 5 and the monitoring system pillar 3, an electric cabinet 4 is arranged on the outer wall of the monitoring system pillar 3 close to the left end of the upper side, a solar photovoltaic panel 6 is arranged at the top end of the monitoring system pillar 3, the solar photovoltaic panel 6 is mounted on the monitoring system pillar 3 at a downward inclination angle at the bottom of the front end, and the ground-inserted pillar 1, The outer walls of the ground-attached mounting base 2, the monitoring system strut 3 and the monitoring equipment cross rod 5 are all sprayed with paint, the paint can form a compact anti-oxidation protective layer on the metal outer wall, so that the external environment can be prevented from directly eroding the outer walls of the ground-attached mounting base 1, the monitoring system strut 2, the monitoring system strut 3 and the monitoring equipment cross rod 5, the service lives of the ground-attached mounting base 1, the ground-attached mounting base 2, the monitoring system strut 3 and the monitoring equipment cross rod 5 can be prolonged, the left end of the solar photovoltaic panel 6 is provided with a photovoltaic panel protection device 7, the outer part of the right end of the monitoring equipment cross rod 5 is provided with a Beidou positioner 10, the left side of the Beidou positioner 10 is provided with a monitoring system camera 9, the left side of the monitoring system camera 9 is provided with a night light supplement lamp 8, the electric cabinet 4 is also internally provided with a converter and a storage battery, the converter can convert the energy collected by the solar photovoltaic panel 6 into direct current in real time and store the direct current in the storage battery, all be provided with a solid fixed ring of metal on the electric cabinet 4 is close to upper and lower both sides right-hand member outer wall, two solid fixed rings of metal all cup joint the outside at monitored control system pillar 3, electric cabinet 4 is connected with monitored control system pillar 3 through two solid fixed rings of metal, in operation, monitored control system camera 9 can be real-time shoots with video-corder the drainage picture of relevant position, and the picture of shooting with video-corder can be transmitted the terminal through the inside wireless network of big dipper locator 10, and big dipper locator 10 still has big dipper locate function, make the terminal can be real-time fix a position and form into a complete city drainage system monitored control system with other regional systems.
Example two
Referring to fig. 1 and fig. 3, the present invention provides a technical solution: a Beidou-based urban drainage system monitoring system is characterized in that a photovoltaic panel protection device 7 comprises a lengthened metal strip 11, a displacement chute 12, a cleaning clamping strip 13, high-life elastic cleaning cotton 14, a U-shaped fixed sliding block 15, a high-tension spring 16 and a cleaning pull rope 17, the lengthened metal strip 11 is longitudinally connected to the outer wall of the left end of a solar photovoltaic panel 6, the displacement chute 12 longitudinally penetrates into the upper half section of the lengthened metal strip 11, the high-tension spring 16 is connected to the inner wall of the rear end of the displacement chute 12, the U-shaped fixed sliding block 15 penetrates outwards from the inner part of the displacement chute 12 close to the rear side, the front end of the high-tension spring 16 is connected with the outer wall of the rear end of the U-shaped fixed sliding block 15, the cleaning pull rope 17 is connected to the outer wall of the bottom of the left side of the U-shaped fixed sliding block 15, the cleaning clamping strip 13 transversely extending rightwards is connected to the outer wall of the lowest right end of the U-shaped fixed sliding block 15, the high-life elastic cleaning cotton 14 is connected to the outer wall of the lower end of the cleaning clamping strip 13, the solar photovoltaic panel 6 comprises a solar panel and a frame, wherein the solar panel is embedded in the frame, a lengthened metal strip 11 is connected to the outer wall of the left end of the frame through screws, the longitudinal length of the lengthened metal strip 11 is greater than that of the frame, the lengthened metal strip 11 is flush with the outer wall of the front end of the frame, a cleaning pull rope 17 pulls a U-shaped fixed slider 15 to slide forwards in a displacement chute 12, a high tension spring 16 on the inner wall of the rear end of the displacement chute 12 pulls the U-shaped fixed slider 15 backwards to reset after the cleaning pull rope 17 is loosened, when the cleaning device is used, the pull-down cleaning pull rope 17 drives the U-shaped fixed slider 15 clamped in the displacement chute 12 to slide forwards, the U-shaped fixed slider 15 drives a cleaning clamping strip 13 fixed on the outer wall of the right end of the U-shaped fixed slider 15 to slide forwards when the U-shaped fixed slider 15 slides forwards, and cleaning cotton 14 with long service life is fixed on the outer wall of the lower end of the cleaning clamping strip 13, and the cotton 14 is cleaned to high life elasticity and makes its lower extreme outer wall laminating on the outer wall of solar photovoltaic board 6 upper end through self elasticity, so can be quick when sliding forward can clean the dirty dust attached to on the outer wall of solar photovoltaic board 6 upper end, then can prevent to clean stay cord 17 and continue to drop down after U type solid fixed sliding block 15 slides to displacement spout 12 front end inside, the user then need loosen and clean stay cord 17 this moment, after loosening, the high tension spring 16 who is pulled open on the inner wall of displacement spout 12 rear end then can produce the pulling force that resets, so can pull U type solid fixed sliding block 15 backward, make it reset, pull again after resetting and clean stay cord 17 and loosen again and reset, then can make the dirty dust attached to the outer wall of solar photovoltaic board 6 upper end clear away by a large tracts of land after pulling back the operation several times.
The utility model discloses a theory of operation and use flow: after the utility model is installed, the city drainage system monitoring system is installed and used, firstly, the concrete drainage monitoring area of the whole city drainage system monitoring system in the city is determined, then the whole city drainage system monitoring system is installed in the selected area, after the installation, the ground inserting column 1 is deeply buried in the ground for installation and reinforcement, and the ground mounting base 2 is attached to the ground and fixed by the lengthening bolt, so that the monitoring system pillar 3 can be vertically installed on the ground, then the night light supplement lamp 8, the monitoring system camera 9 and the Beidou positioning device 10 are sequentially installed on the monitoring equipment cross bar 5 from left to right, and the use angles of the night light supplement lamp 8 and the monitoring system camera 9 are required to be adjusted after the installation, and the solar photovoltaic panel 6 is required to be installed at the top end of the monitoring system pillar 3, and through the inside converter electric connection of electric wire and electric cabinet 4, and light filling lamp 8 at night, monitored control system camera 9 and big dipper locator 10 also need to pass through electric wire and electric cabinet 4 electric connection, then can normally use this urban drainage system monitored control system to be used for urban drainage control, in operation, monitored control system camera 9 can be real-time shoots with the video-corder drainage picture of relevant position, and the picture of shooting with the video-corder can be transmitted to the terminal through the inside wireless network of big dipper locator 10, and big dipper locator 10 still has big dipper locate function, make the terminal can be real-time fix a position and form a complete urban drainage system monitored control system with other regional systems, thereby can help municipal administration personnel can real-time control the inside drainage condition in city, and deal with fast according to the control condition.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a city drainage system monitored control system based on big dipper, includes and installs base (2) and monitored control system pillar (3) its characterized in that near: install the lower part at monitored control system pillar (3) in base (2) is installed to paste, lower extreme center department of installing base (2) is provided with ground and inserts post (1), monitored control system pillar (3) are close to and are provided with supervisory equipment horizontal pole (5) on the upside right-hand member outer wall, monitored control system pillar (3) are close to and are provided with electric cabinet (4) on the upside left end outer wall, the top of monitored control system pillar (3) is provided with solar photovoltaic board (6), the left end of solar photovoltaic board (6) is provided with photovoltaic board protection device (7), supervisory equipment horizontal pole (5) right-hand member outside is provided with big dipper locator (10), the left side of big dipper locator (10) is provided with monitored control system camera (9), the left side of monitored control system camera (9) is provided with light filling lamp (8) night, photovoltaic board protection device (7) are including extension metal strip (11), The solar photovoltaic cleaning device comprises a displacement chute (12), a cleaning clamping strip (13), long-life elastic cleaning cotton (14), a U-shaped fixed sliding block (15), a high tension spring (16) and a cleaning pull rope (17), wherein the lengthened metal strip (11) is longitudinally connected to the outer wall of the left end of a solar photovoltaic panel (6), the displacement chute (12) longitudinally penetrates through the upper half section of the lengthened metal strip (11) to the inside, the high tension spring (16) is connected to the inner wall of the rear end of the displacement chute (12), the U-shaped fixed sliding block (15) penetrates through the inner part of the displacement chute (12) close to the rear side to the outside, the front end of the high tension spring (16) is connected with the outer wall of the rear end of the U-shaped fixed sliding block (15), the cleaning pull rope (17) is connected to the outer wall of the bottom of the left side of the U-shaped fixed sliding block (15), the cleaning clamping strip (13) transversely extending rightwards is connected to the outer wall of the lowest right end of the U-shaped fixed sliding block (15), the outer wall of the lower end of the cleaning clamping strip (13) is connected with long-service-life elastic cleaning cotton (14).
2. The Beidou based urban drainage system monitoring system according to claim 1, characterized in that: the solar photovoltaic panel (6) main part mainly comprises solar panel and frame, solar panel embedded is in the frame, extension metal strip (11) pass through screwed connection on the left end outer wall of frame, the longitudinal length of extension metal strip (11) is greater than the longitudinal length of frame, extension metal strip (11) and the front end outer wall parallel and level of frame.
3. The Beidou-based urban drainage system monitoring system according to claim 1, characterized in that: the cross-sectional diameter of supervisory equipment horizontal pole (5) is less than the cross-sectional diameter of monitored control system pillar (3), supervisory equipment horizontal pole (5) and monitored control system pillar (3) are through welded fastening connection, be the right angle state between supervisory equipment horizontal pole (5) and monitored control system pillar (3).
4. The Beidou based urban drainage system monitoring system according to claim 1, characterized in that: the solar photovoltaic power generation system is characterized in that a converter and a storage battery are further arranged inside the electric cabinet (4), the converter can convert energy collected by the solar photovoltaic panel (6) into direct current in real time and store the direct current into the storage battery, the electric cabinet (4) is close to the outer walls of the right ends of the upper side and the lower side and is provided with a metal fixing ring, the metal fixing ring is sleeved on the outer portion of the monitoring system pillar (3), and the electric cabinet (4) is connected with the monitoring system pillar (3) through the two metal fixing rings.
5. The Beidou based urban drainage system monitoring system according to claim 1, characterized in that: solar photovoltaic board (6) are the installation of front end bottom downward inclination on monitored control system pillar (3), insert post (1), install base (2), monitored control system pillar (3) and the equal spraying of supervisory equipment horizontal pole (5) on the outer wall of ground and have paint.
6. The Beidou based urban drainage system monitoring system according to claim 1, characterized in that: cleaning stay cord (17) can drive U type solid fixed sliding block (15) and slide forward in displacement spout (12) during the pulling downwards, clean stay cord (17) loosen after high tension spring (16) on displacement spout (12) rear end inner wall and can pull U type solid fixed sliding block (15) backward and reset.
CN202123186343.6U 2021-12-17 2021-12-17 Beidou-based urban drainage system monitoring system Active CN216751661U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123186343.6U CN216751661U (en) 2021-12-17 2021-12-17 Beidou-based urban drainage system monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123186343.6U CN216751661U (en) 2021-12-17 2021-12-17 Beidou-based urban drainage system monitoring system

Publications (1)

Publication Number Publication Date
CN216751661U true CN216751661U (en) 2022-06-14

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ID=81935386

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123186343.6U Active CN216751661U (en) 2021-12-17 2021-12-17 Beidou-based urban drainage system monitoring system

Country Status (1)

Country Link
CN (1) CN216751661U (en)

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