A recessed road waterlogging monitoring device

By using a vertical shaft and spiral chute design in a recessed road water accumulation monitoring device, combined with shielding and power supply mechanisms, a comprehensive display of water levels and voice warnings are achieved, solving the problems of incomplete display and inconvenient observation in existing devices, and improving traffic safety.

CN120740724BActive Publication Date: 2025-11-11SICHUAN JUXING CONSTR ENG CO LTD
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Patent Information

Application Number
CN202511240623.0
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-09-02
Publication Date
2025-11-11
Estimated Expiration
2045-09-02

AI Technical Summary

Technical Problem

Existing sunken road water accumulation monitoring devices do not display water levels comprehensively enough, and the warning components are close to the water surface, making them difficult to observe and affecting traffic safety.

Method used

The system employs a rotating vertical shaft mounted on a base, utilizing a spiral groove and guide structure to synchronize the movement of the float. Combined with a shielding mechanism and a power supply mechanism, it enables intuitive display and voice warnings on the display panel, while ensuring that the display panel maintains a distance from the water surface.

Benefits of technology

It provides comprehensive and intuitive water level monitoring. The display panel is at the same height as the traffic signs for easy observation, and voice commands help avoid dangerous accidents, thus improving traffic safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

This invention relates to the field of water level measurement technology, specifically a recessed road water accumulation monitoring device. It includes a base and multiple fixed cones fixed to the bottom of the base, as well as multiple vertical arms fixed to the base. A top plate is fixed to one end of each vertical arm away from the base, and a display panel is fixed to the side of the top plate. The display panel has a triangular display area. A blocking mechanism is connected to the display panel and can move relative to it. Multiple floats are arranged on the side of the base and connected to a follower mechanism mounted on the base. The follower mechanism is connected to the blocking mechanism and is triggered when the floats rise. When the floats are at different heights, the display area corresponds to different display conditions, providing a comprehensive view of the water level. During monitoring, the height of the floats changes, while the height of the display panel remains constant, allowing the display panel to be at the same height as traffic signs, thus facilitating observation by pedestrians.
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Description

Technical Field

[0001] This invention relates to the field of water level measurement technology, specifically a recessed road water accumulation monitoring device. Background Technology

[0002] Sunken roads are a special type of road design, typically designed to be lower than the surrounding ground level. This design plays an important role in urban planning and transportation construction. On the one hand, it can effectively alleviate traffic congestion by optimizing road layout through grade-separated intersections and improving road efficiency. On the other hand, it can also reduce the occupation of surrounding land to a certain extent, freeing up more space in the city for other construction or greening.

[0003] However, due to their lower elevation than the surrounding ground, sunken roads are prone to flooding during extreme weather events such as heavy rain. Flooding not only affects normal vehicle traffic and increases the risk of accidents, but can also damage the road structure itself. Therefore, real-time monitoring of water levels in sunken roads is essential. Installing flood monitoring devices allows for timely assessment of water levels, enabling relevant departments to take swift action, such as setting up warning signs, guiding vehicles around the affected areas, or activating drainage systems, thereby ensuring road safety and extending the road's lifespan.

[0004] In response, a Chinese patent (authorization announcement number: CN116734964B) proposes a water accumulation monitoring device for sunken roads. The warning component includes a transmission rack, a rotating connecting rod, a transmission gear, a color-coded indicator, and a rotating disk. Four transmission racks are evenly spaced on the central sliding rod and fixed with bolts. The rotation of the rotating disk is achieved through the cooperation of the transmission racks and the transmission gear. Different colors are displayed on the color-coded indicator at different water levels, which can effectively serve as a warning.

[0005] While the aforementioned patent can achieve the monitoring and warning function, the multi-segment transmission rack, which corresponds to a color on the color board for each water depth within a certain range, lacks comprehensiveness and is rather broad. Furthermore, during the monitoring process, the warning component rises with the water level, making it difficult for passersby to notice and observe. Summary of the Invention

[0006] The purpose of this invention is to provide a recessed road water accumulation monitoring device to solve the problems mentioned in the background art.

[0007] To achieve the above objectives, the present invention provides the following technical solution:

[0008] A recessed road water accumulation monitoring device includes a base and multiple fixed cones fixed to the bottom of the base, and further includes:

[0009] Multiple vertical arms are fixed to the base, and a top plate is fixed to one end of each vertical arm away from the base. A display panel is fixed to the side of the top plate, and a triangular display area is provided in the display panel.

[0010] The shielding mechanism is connected to the display panel and can move relative to the display panel to change the exposed area of ​​the display area;

[0011] Multiple floats are arranged on the side of the base and connected to a follower mechanism installed on the base. The follower mechanism is connected to the blocking mechanism. The follower mechanism is triggered when the float rises and can drive the blocking mechanism and the display panel to move relative to each other.

[0012] The player, installed on the top panel, is used to broadcast warning voice messages. It is connected to a power supply mechanism, which is triggered when the float rises to a preset height, thus powering on the player.

[0013] As a further aspect of the present invention: the follower mechanism includes a guide structure connected to the upright arm and a sliding engagement component connected to the guide structure, the float is connected to the guide structure, and the guide structure can move synchronously with the float.

[0014] As a further embodiment of the present invention: the guide structure includes a plurality of sliders that are slidably connected to the plurality of the vertical arms respectively, and a connecting plate that is fixedly connected to two of the sliders, wherein the float is fixedly installed on the side of the connecting plate.

[0015] As a further embodiment of the present invention: the sliding fit assembly includes a vertical shaft rotatably mounted on the base and a sleeve slidably sleeved on the vertical shaft. The vertical shaft is parallel to the plurality of vertical arms, and the vertical shaft is provided with a spirally arranged sliding groove. A drive column is fixed on the sleeve, and the drive column extends into the sliding groove and is slidably connected to the vertical shaft.

[0016] The end of the vertical shaft away from the base is connected to the shielding mechanism via a transmission mechanism.

[0017] As a further embodiment of the present invention: a through groove is provided on one side of the display panel, and the blocking mechanism includes a baffle that is slidably disposed in the through groove. The baffle is fixedly connected to a connecting arm, and the connecting arm is connected to the transmission mechanism through a threaded engagement assembly.

[0018] The end of the connecting arm away from the baffle is connected to the power supply mechanism.

[0019] As a further embodiment of the present invention: the threaded assembly includes a threaded rod rotatably mounted below the top plate and a threaded sleeve sleeved on the threaded rod and threadedly connected to the threaded rod, the threaded rod being connected to the transmission mechanism and the threaded sleeve being fixed to the connecting arm.

[0020] As a further embodiment of the present invention: the transmission mechanism includes a transmission shaft rotatably mounted below the top plate, a first bevel gear fixed on the vertical shaft, a second bevel gear and a first gear fixed at both ends of the transmission shaft respectively, the second bevel gear meshing with the first bevel gear, and a second gear meshing with the first gear fixed at one end of the threaded rod away from the connecting arm.

[0021] As a further embodiment of the present invention: the power supply mechanism includes a movable contact movably disposed on the top plate and a stationary contact electrically connected to the player and located above the movable contact. The movable contact is connected to the top plate through an elastic support structure, and the movable contact is electrically connected to a power supply installed on the top plate through a wire. When the movable contact and the stationary contact are in a mating state, the player turns on the power supply.

[0022] As a further embodiment of the present invention: the elastic support structure includes two columns slidably disposed on the top plate, a cross arm fixedly connected to the bottom ends of the two columns, and two cylindrical springs respectively sleeved on the outer periphery of the two columns, the two ends of the cylindrical springs being connected to the bottom of the top plate and the cross arm respectively.

[0023] The movable contact is fixed to the horizontal arm, and a roller is also installed on the side of the horizontal arm, with the roller connected to a driving component.

[0024] As a further embodiment of the present invention: the driving member includes a limiting plate fixedly connected to the connecting arm and abutting against the roller, and the limiting plate has a first flat surface, an inclined surface and a second flat surface connected together, wherein the first flat surface is lower than the second flat surface.

[0025] Compared with the prior art, the beneficial effects of the present invention are:

[0026] This application utilizes a vertical shaft rotatably mounted on the base, with a spiral groove on the shaft. Guided by the vertical arm, the sleeve and float can move synchronously. The drive column on the sleeve can cause the vertical shaft to rotate through the groove. Since the groove is continuous, the display area corresponds to different display conditions when the float is at different heights, providing a more comprehensive display of water level and offering intuitive and reliable water level monitoring for passersby.

[0027] Secondly, during the monitoring process, the height of the buoy changes, while the height of the display panel remains constant. The movement of the blocking mechanism is transmitted from the end of the vertical shaft away from the base. Thus, the display panel can maintain a certain distance from the water surface. In practical applications, the display panel can be made to be at the same height as the traffic sign, making it easier for passersby to observe.

[0028] In addition, a player is installed on the top plate, and as the float rises, the limiting plate can generate a lateral horizontal displacement, so that the moving contact and the stationary contact can complete the docking at the appropriate time. The player turns on the power and broadcasts relevant voice commands prohibiting passage, thus avoiding dangerous accidents. Attached Figure Description

[0029] Figure 1 This is an isometric view of one embodiment of a recessed road water accumulation monitoring device.

[0030] Figure 2 This is a schematic diagram of one embodiment of a recessed road water accumulation monitoring device.

[0031] Figure 3 This is a structural schematic diagram of another embodiment of a recessed road water accumulation monitoring device.

[0032] Figure 4 This is a structural schematic diagram of another embodiment of a recessed road water accumulation monitoring device from another angle.

[0033] Figure 5 This is a structural schematic diagram from another angle of one embodiment of a recessed road water accumulation monitoring device.

[0034] Figure 6 for Figure 4 Enlarged view of the structure at point A in the middle.

[0035] Figure 7 An exploded view of the servo mechanism in one embodiment of a recessed road water accumulation monitoring device.

[0036] Figure 8 This is a schematic diagram of the connection state between the transmission mechanism and the vertical shaft in one embodiment of a recessed road water accumulation monitoring device.

[0037] Figure 9 An exploded view of the shielding mechanism in one embodiment of a recessed road water accumulation monitoring device.

[0038] Figure 10 This is a schematic diagram of the power supply mechanism in one embodiment of a recessed road water accumulation monitoring device.

[0039] Figure 11 This is a schematic diagram of the power supply mechanism from another angle in one embodiment of a recessed road water accumulation monitoring device.

[0040] In the diagram: 1. Base; 2. Vertical arm; 3. Fixed cone; 4. Top plate; 5. Slider; 6. Connecting plate; 7. Float; 8. Sleeve; 801. Drive column; 9. Vertical shaft; 901. Slide groove; 10. Display panel; 1001. Display area; 1002. Through groove; 11. First bevel gear; 12. Second bevel gear; 13. Drive shaft; 14. First gear; 15. Second gear; 16. Threaded rod; 17. Threaded sleeve; 18. Baffle; 19. Connecting arm; 20. Limiting plate; 2001. First flat surface; 2002. Inclined surface; 2003. Second flat surface; 21. Moving contact; 22. Stationary contact; 23. Power supply; 24. Player; 25. Horizontal arm; 2501. Roller; 26. Column; 27. Cylindrical spring. Detailed Implementation

[0041] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0042] Furthermore, elements in this invention are referred to as being "fixed to" or "set on" another element, which may be directly on the other element or may also include an intervening element. When an element is considered to be "connected" to another element, it may be directly connected to the other element or may also include an intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only possible implementations.

[0043] Please see Figures 1-11 In this embodiment of the invention, a recessed road water accumulation monitoring device includes a base 1 and a plurality of fixed cones 3 fixed to the bottom of the base 1, and further includes:

[0044] Multiple vertical arms 2 are fixed to the base 1, and a top plate 4 is fixed to one end of the multiple vertical arms 2 away from the base 1. A display panel 10 is fixed to the side of the top plate 4, and a triangular display area 1001 is provided in the display panel 10.

[0045] The shielding mechanism is connected to the display panel 10 and can move relative to the display panel 10 to change the exposed area of ​​the display area 1001;

[0046] Multiple floats 7 are provided on the side of the base 1 and are connected to a follower mechanism installed on the base 1. The follower mechanism is connected to the blocking mechanism. The follower mechanism is triggered when the floats 7 rise and can drive the blocking mechanism to move relative to the display panel 10.

[0047] Player 24, installed on top plate 4, is used to broadcast warning voice messages. It is connected to a power supply mechanism. When float 7 rises to a preset height, the power supply mechanism is triggered, energizing player 24.

[0048] It should be noted that the player 24 can play pre-recorded audio messages that indicate a prohibition on passage. When the float 7 rises to the preset height, the water level is too high to pass safely. Therefore, the power supply unit powers on the player 24 and broadcasts a stop-pass instruction to prevent accidents.

[0049] The multiple fixed cones 3 are installed so that, in actual use, the fixed cones 3 are driven into the monitoring points on the road so that the device can remain stable and vertical, and avoid tilting or falling over due to water flow impact or other external factors.

[0050] Please refer to it again. Figure 7 The follower mechanism includes a guide structure connected to the vertical arm 2 and a sliding engagement assembly connected to the guide structure. The float 7 is connected to the guide structure, and the guide structure can move synchronously with the float 7. The guide structure includes multiple sliders 5 that are slidably connected to multiple vertical arms 2 respectively, and a connecting plate 6 that is fixedly connected to two of the sliders 5. The float 7 is fixedly installed on the side of the connecting plate 6. The sliding engagement assembly includes a vertical shaft 9 rotatably mounted on the base 1 and a sleeve 8 slidably sleeved on the vertical shaft 9. The vertical shaft 9 is parallel to multiple vertical arms 2, and the vertical shaft 9 is provided with a spirally arranged sliding groove 901. A drive column 801 is fixed on the sleeve 8, and the drive column 801 extends into the sliding groove 901 and is slidably connected to the vertical shaft 9.

[0051] The end of the vertical shaft 9 away from the base 1 is connected to the shielding mechanism through a transmission mechanism.

[0052] Furthermore, in actual monitoring, when the water level rises, the float 7 gradually rises under the action of buoyancy. Correspondingly, the float 7 drives the connecting plate 6, the slider 5, and the sleeve 8 to slide upward. Since the slider 5 is slidably connected to the vertical arm 2, and the vertical shaft 9 is parallel to the vertical arm 2, the sleeve 8 slides upward along the axial direction of the vertical shaft 9. During this process, the drive column 801 slides with the vertical shaft 9 through the sliding groove 901, causing the vertical shaft 9 to rotate. Therefore, the end of the vertical shaft 9 away from the base 1 drives the blocking mechanism to move through the transmission mechanism. The blocking mechanism moves relative to the display panel 10, increasing the exposed area of ​​the display area 1001 and providing a more intuitive monitoring result for passersby.

[0053] Specifically, the display area 1001 is triangular in shape, and the blocking mechanism moves along the bottom right-angle side of the display area 1001, making the triangle gradually larger. A gradient color can be set in the display area 1001 to achieve a more significant warning effect. In addition, in practical applications, in order to facilitate the passage personnel to obtain the current water level, a scale line can be set on the vertical arm 2, and the current water level information can be obtained according to the float 7.

[0054] It should be noted that this application cleverly incorporates a rotatable vertical shaft 9 on the base 1, with a helical groove 901 ingeniously formed on the shaft 9. Guided by the vertical arm 2, the sleeve 8 and the float 7 can move synchronously. As the float 7 rises and falls with changes in water level, the drive column 801 on the sleeve 8 slides along the groove 901, and the helical structure of the groove 901 causes the vertical shaft 9 to rotate. Because the groove 901 is continuous, the display area 1001 can display different states regardless of the height of the float 7. This design makes the display of water level conditions more comprehensive, accurately reflects changes in water level, and provides a direct and reliable water level monitoring effect for passersby.

[0055] Secondly, during the monitoring process, the height of the float 7 changes, while the height of the display panel 10 remains constant. The movement of the blocking mechanism is transmitted from the end of the vertical shaft 9 away from the base 1. Thus, the display panel 10 can maintain a certain distance from the water surface. In practical applications, the display panel 10 can be made to be at the same height as the traffic sign, making it easier for passersby to observe.

[0056] Please refer to it again. Figure 8 and Figure 9 The display panel 10 has a through groove 1002 on one side. The blocking mechanism includes a baffle 18 that is slidably disposed in the through groove 1002. The baffle 18 is fixedly connected to a connecting arm 19. The connecting arm 19 is connected to the transmission mechanism through a threaded engagement assembly. The end of the connecting arm 19 away from the baffle 18 is connected to the power supply mechanism.

[0057] The threaded assembly includes a threaded rod 16 rotatably mounted below the top plate 4 and a threaded sleeve 17 sleeved on the threaded rod 16 and threadedly connected to the threaded rod 16. The threaded rod 16 is connected to the transmission mechanism, and the threaded sleeve 17 is fixed to the connecting arm 19.

[0058] In detail, the axial direction of the threaded rod 16 is parallel to the length direction of the display panel 10. When the float 7 rises and the vertical shaft 9 rotates, the end of the vertical shaft 9 away from the base 1 will drive the threaded rod 16 to rotate in the forward direction through the transmission mechanism. Correspondingly, the threaded sleeve 17 is threadedly engaged with the threaded rod 16, and the threaded rod 16 drives the baffle 18 to slide relative to the display panel 10 through the connecting arm 19, and the exposed area of ​​the display area 1001 gradually increases.

[0059] It is important to emphasize that the connecting plate 6 and the slider 5 need to have a certain amount of gravity. The purpose is that when the water level drops, the connecting plate 6, the slider 5 and the float 7 will descend, and the vertical shaft 9 can drive the threaded rod 16 to rotate in the opposite direction, thereby gradually reducing the exposed area of ​​the display area 1001.

[0060] The transmission mechanism includes a transmission shaft 13 rotatably mounted below the top plate 4, a first bevel gear 11 fixed on the vertical shaft 9, a second bevel gear 12 and a first gear 14 fixed at both ends of the transmission shaft 13 respectively, the second bevel gear 12 meshing with the first bevel gear 11, and a second gear 15 meshing with the first gear 14 fixed at one end of the threaded rod 16 away from the connecting arm 19.

[0061] When the vertical shaft 9 rotates, the first bevel gear 11 will drive the transmission shaft 13 and the first gear 14 to rotate through the second bevel gear 12. Then, the first gear 14 will drive the threaded rod 16 to rotate through the second gear 15, thereby realizing the transmission function of the vertical shaft 9 and enabling the display panel 10 to remain at a fixed height during the monitoring process.

[0062] Please refer to it again. Figure 6 , Figure 10 as well as Figure 11 The power supply mechanism includes a movable contact 21 movably mounted on the top plate 4 and a stationary contact 22 electrically connected to the player 24 and located above the movable contact 21. The movable contact 21 is connected to the top plate 4 via an elastic support structure and is electrically connected to a power supply 23 mounted on the top plate 4 via a wire. When the movable contact 21 and the stationary contact 22 are in a mating state, the player 24 connects to the power supply 23. The elastic support structure includes two columns 26 slidably mounted on the top plate 4, a cross arm 25 fixedly connected to the bottom ends of the two columns 26, and two cylindrical springs 27 respectively sleeved on the outer periphery of the two columns 26. The two ends of the cylindrical springs 27 are respectively connected to the bottom of the top plate 4 and the cross arm 25.

[0063] The movable contact 21 is fixed to the horizontal arm 25, and a roller 2501 is also installed on the side of the horizontal arm 25, and the roller 2501 is connected to a driving component.

[0064] The driving component includes a limiting plate 20 that is fixedly connected to the connecting arm 19 and abuts against the roller 2501. The limiting plate 20 has a first flat surface 2001, an inclined surface 2002 and a second flat surface 2003 connected together. The first flat surface 2001 is lower than the second flat surface 2003.

[0065] Specifically, during the ascent of the float 7, the baffle 18 and the display panel 10 move relative to each other via the transmission of the vertical shaft 9. Correspondingly, the limiting plate 20 moves together with the baffle 18 via the connecting arm 19. Thus, the first flat surface 2001, the inclined surface 2002, and the second flat surface 2003 pass sequentially over the roller 2501. When the roller 2501 contacts the inclined surface 2002, a clearance occurs, meaning the roller 2501 and the horizontal arm 250... The two columns 26 slide upwards on the top plate 4, compressing the columnar spring 27. After the roller 2501 contacts the second flat surface 2003, the moving contact 21 and the stationary contact 22 engage. Then, the player 24 is powered on 23 and broadcasts relevant voice commands prohibiting passage to prevent dangerous accidents. In practical applications, after the player 24 is powered on 23, it can also send signals to management personnel so that they can handle the situation on-site in a timely manner.

[0066] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the invention can be implemented in other specific forms without departing from its spirit or essential characteristics. Therefore, the embodiments should be considered in all respects as exemplary and non-limiting, and the scope of the invention is defined by the appended claims rather than the foregoing description. Thus, all variations falling within the meaning and scope of equivalents of the claims are intended to be included within the present invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0067] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A recessed road water accumulation monitoring device, comprising a base and a plurality of fixed cones fixed to the bottom of the base; Its features are, Also includes: Multiple vertical arms are fixed to the base, and a top plate is fixed to one end of each vertical arm away from the base. A display panel is fixed to the side of the top plate, and a triangular display area is provided in the display panel. The shielding mechanism is connected to the display panel and can move relative to the display panel to change the exposed area of ​​the display area; Multiple floats are arranged on the side of the base and connected to a follower mechanism installed on the base. The follower mechanism is connected to the blocking mechanism. The follower mechanism is triggered when the float rises and can drive the blocking mechanism and the display panel to move relative to each other. The player, installed on the top panel, is used to broadcast warning voice messages. It is connected to a power supply mechanism. When the float rises to a preset height, the power supply mechanism is triggered, powering the player on. The follow-up mechanism includes a guide structure connected to the vertical arm and a sliding engagement component connected to the guide structure. The float is connected to the guide structure, and the guide structure can move synchronously with the float. The sliding fit assembly includes a vertical shaft rotatably mounted on the base and a sleeve slidably fitted on the vertical shaft. The vertical shaft is parallel to the plurality of vertical arms, and the vertical shaft is provided with a spirally arranged sliding groove. A drive column is fixed on the sleeve, and the drive column extends into the sliding groove and is slidably connected to the vertical shaft. The end of the vertical shaft away from the base is connected to the shielding mechanism via a transmission mechanism; The display panel has a through groove on one side. The blocking mechanism includes a baffle that is slidably disposed in the through groove. The baffle is fixedly connected to a connecting arm. The connecting arm is connected to the transmission mechanism through a threaded assembly. The power supply mechanism includes a movable contact movably mounted on the top plate and a stationary contact electrically connected to the player and located above the movable contact. The movable contact is connected to the top plate through an elastic support structure. The moving contact is fixed to the cross arm, and a roller is also installed on the side of the cross arm, and the roller is connected to a driving component; The driving component includes a limiting plate that is fixedly connected to the connecting arm and abuts against the roller, and the limiting plate has a first flat surface, an inclined surface and a second flat surface connected together, wherein the first flat surface is lower than the second flat surface.

2. The recessed road water accumulation monitoring device according to claim 1, characterized in that, The guide structure includes multiple sliders that are slidably connected to multiple vertical arms, and a connecting plate that is fixedly connected to two of the sliders. The float is fixedly installed on the side of the connecting plate.

3. The recessed road water accumulation monitoring device according to claim 2, characterized in that, The end of the connecting arm away from the baffle is connected to the power supply mechanism.

4. The recessed road water accumulation monitoring device according to claim 3, characterized in that, The threaded assembly includes a threaded rod rotatably mounted below the top plate and a threaded sleeve sleeved on the threaded rod and threadedly connected to the threaded rod. The threaded rod is connected to the transmission mechanism, and the threaded sleeve is fixed to the connecting arm.

5. A recessed road water accumulation monitoring device according to claim 4, characterized in that, The transmission mechanism includes a transmission shaft rotatably mounted below the top plate, a first bevel gear fixed on the vertical shaft, a second bevel gear and a first gear fixed at both ends of the transmission shaft respectively, the second bevel gear meshing with the first bevel gear, and a second gear meshing with the first gear fixed at the end of the threaded rod away from the connecting arm.

6. A recessed road water accumulation monitoring device according to claim 5, characterized in that, The moving contact is electrically connected to a power source mounted on the top plate via a wire. When the moving contact and the stationary contact are in a mating state, the player is powered on.

7. A recessed road water accumulation monitoring device according to claim 6, characterized in that, The elastic support structure includes two columns slidably mounted on the top plate, a cross arm fixedly connected to the bottom of the two columns, and two cylindrical springs respectively sleeved on the outer periphery of the two columns. The two ends of the cylindrical springs are respectively connected to the bottom of the top plate and the cross arm.

Citation Information

Patent Citations

  • A device for monitoring water accumulation on sunken roads

    CN116734964B

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    CN116734964A

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