CN114687382A - Wisdom well lid structure - Google Patents

Abstract

The invention discloses a smart manhole cover structure, and the main points of the technical scheme are as follows: a smart manhole cover structure includes a manhole cover body, and the manhole cover body is provided with a damage monitoring structure for monitoring the damage of the manhole cover and a settlement monitoring mechanism for monitoring the settlement of the manhole cover; The monitoring mechanism includes a plurality of monitoring coils arranged on the manhole cover body, and a controller electrically connected with the monitoring coils and capable of monitoring the change of the impedance of the coils. The invention realizes the functions of crushing monitoring and settlement monitoring, does not affect the opening and closing of the manhole cover body, and improves the intelligence of the use of the manhole cover.

Description

A smart manhole cover structure

technical field

The invention relates to the field of manhole covers, in particular to a smart manhole cover structure.

Background technique

Manhole covers are used to cover roads or deep wells in homes to prevent people or objects from falling. The existing manhole covers are generally made of cast iron or polymer materials. Subsidence occurs, and because the manhole cover is lower than the ground, the collision of the manhole cover is exacerbated, thereby increasing the risk of manhole cover damage.

Many of the existing smart manhole covers have the function of manhole environment detection, but they do not have the functions of damage detection and settlement detection.

Therefore, it is necessary for us to improve such a structure to overcome the above-mentioned defects.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a smart manhole cover structure, which realizes the functions of crushing monitoring and settlement monitoring, does not affect the opening and closing of the manhole cover body, and improves the intelligence of the use of the manhole cover.

The above technical purpose of the present invention is achieved through the following technical solutions: a smart manhole cover structure, comprising a manhole cover body, the manhole cover body is provided with a damage monitoring structure for monitoring the damage of the manhole cover and a settlement monitoring mechanism for monitoring the settlement of the manhole cover; The crushing monitoring mechanism includes a plurality of monitoring coils arranged on the manhole cover body, and a controller that is electrically connected to the monitoring coils and can monitor changes in the impedance of the coils.

The present invention is further provided as follows: the settlement monitoring structure includes a counterweight block located under the manhole cover body, a distance monitor disposed on the manhole cover body and used for monitoring the height of the counterweight block relative to the manhole cover body, one end connected to the The other end of the counterweight is connected to the cable of the well wall, the pulley that is arranged on the well cover body and is used for the cable to wind around, one end of the well cover body is hinged to the well wall, and the connecting end of the cable and the well wall is located in the well cover The body and the manhole wall are just below the hinged end, and one end of the cable connected to the manhole wall is close to the lower end of the manhole wall. Between the pulley and the manhole cover body, an avoidance component is arranged to prevent the cable from affecting the opening of the manhole cover body, and the avoidance component includes a set of The sliding rod on the lower end surface of the manhole cover body is slidably connected to the sliding structure of the sliding rod, the pulley is connected to the sliding structure, and the plane where the sliding rod is located is perpendicular to the rotation axis of the manhole cover body, A positioning structure is provided between the sliding structure and the manhole cover body to define the position of the pulley and ensure that the counterweight is located directly below the distance monitor.

The present invention is further provided as follows: the sliding structure includes a sliding frame for installing the pulley, a guide wheel disposed on the sliding frame and rotatably connected to the sliding rod, and a guide wheel disposed on the positive side of the sliding rod. Below and prevent the guide wheel from the limit wheel of the slide bar, the slide bar is located between the guide wheel and the limit wheel, the slide bar is arranged in an arc, and when the guide wheel is located at the bottom of the arc of the slide bar , the counterweight is located directly below the distance monitor.

The present invention is further provided as follows: the positioning structure includes a magnet arranged on the lower end face of the manhole cover, and a magnetic attraction block arranged on the sliding frame and capable of being adsorbed by the magnet. When the magnet adsorbs the magnetic attraction block, the The guide wheel is located at the arc bottom position of the sliding rod, and after the sliding frame slides along the sliding rod, the magnetic block can abut the magnet.

The present invention is further provided as follows: the side walls of the guide wheel and the limit wheel are provided with arc-shaped grooves, and the sliding rod is located at the position of the arc-shaped grooves.

The present invention is further provided as follows: the monitoring coil is embedded in the manhole cover body by the lower end surface of the manhole cover body, and the lower end surface of the manhole cover body is provided with a sealing insulating layer.

The present invention is further provided as follows: the manhole cover body is provided with a gas monitor for monitoring the gas in the manhole and a liquid level monitor for monitoring the liquid level in the manhole, an installation cavity is provided on the upper end surface of the manhole cover body, and the installation A solar panel for receiving solar energy and a storage battery for storing electrical energy are arranged in the cavity, and the installation cavity is filled with transparent resin glue.

The present invention is further provided as follows: the installation cavity is provided with an LED light board, and the light source of the LED light board is arranged in a horizontal direction.

The present invention is further provided as follows: the settlement monitoring mechanism comprises a guide wheel arranged on the lower end surface of the manhole cover body, a connecting portion arranged on the lower end surface of the manhole cover body, an elastic member arranged on the connecting portion, one end connected to the The elastic member has a pull rope with the other end fixed to the well wall, the pull rope is wound around the guide wheel, and the connecting portion is provided with a distance monitor for monitoring the position of the connecting end of the pull rope and the elastic member relative to the connecting portion, The guide wheel is close to the hinged end of the manhole cover body and the well wall, and the plane where the pulling rope is located is perpendicular to the turning direction of the manhole cover body.

The present invention further provides that: the elastic member is a coil spring or a tension spring.

To sum up, the present invention has the following beneficial effects:

When the manhole cover is damaged, the monitoring coil at the corresponding position is broken, and then the impedance of the monitoring coil monitored by the controller increases, so as to determine the damage of the manhole cover body and realize accurate monitoring of the damage of the manhole cover body.

When the manhole cover body subsides, the counterweight moves relative to the pulley, and the distance between the counterweight and the manhole cover increases, and doubles. The distance monitor detects the change in the position of the counterweight and outputs a signal to the controller. And through the controller to judge the settlement of the manhole cover.

The guide wheel can slide along the slide bar, and the limit wheel can effectively prevent the guide wheel from being separated from the slide bar. When the manhole cover is opened, the manhole cover body is turned upward, and the guide wheel slides along the slide bar toward the hinged end of the manhole cover and the well wall, and The distance between the connecting end of the cable and the well wall and the pulley is shortened, and adapts to the position change of the manhole cover body, avoiding the cable tension and affecting the monitoring accuracy when the manhole cover is turned over; Block avoidance effect, that is, when the manhole cover body is turned over, the counterweight block is located at the side wall of the manhole, which is convenient for workers to operate; when the manhole cover body is closed, due to the arc shape of the sliding rod, the guide wheel is affected by the gravity of the counterweight block and slides to the sliding position. The arc bottom position of the rod is convenient to determine the relative position of the guide wheel and the counterweight, so as to ensure that the distance monitor can monitor normally.

When the sliding frame moves relative to the sliding rod to the bottom position of the sliding rod, the magnetic attraction block abuts the magnet and the magnetic attraction block and the magnet are adsorbed, thereby achieving the effect of fixing the sliding frame and avoiding the sliding frame caused by the vibration of the manhole cover. Improve the accuracy of settlement monitoring.

Description of drawings

Fig. 1 is the schematic diagram of the installation of embodiment 1;

Fig. 2 is the sectional view after the installation of embodiment 1;

Fig. 3 is the enlarged view of A part of Fig. 2;

Fig. 4 is the schematic diagram of embodiment 1;

Fig. 5 is the sectional view of embodiment 2;

FIG. 6 is an enlarged view of part B of FIG. 5 .

The names of the corresponding parts indicated by the numbers in the figure: 1. Manhole cover body; 2. Monitoring coil; 3. Controller; 4. Sealing insulating layer; 5. Counterweight; 6. Distance monitor; 7. Cable; 8. Pulley; 9. Sliding rod; 10. Sliding frame; 11. Guide wheel; 12. Limiting wheel; 13. Arc groove; 14. Magnet; 15. Magnetic block; 16. Gas monitor; 17. Liquid Position monitor; 18, installation cavity; 19, solar panel; 20, battery; 21, LED light panel; 22, guide wheel; 23, connecting part; 24, elastic part; 25, rope; 26, distance monitor .

Detailed ways

In order to make the technical means, creation features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the drawings and specific embodiments.

Embodiment 1: As shown in Figures 1 to 4, a smart manhole cover structure proposed by the present invention includes a manhole cover body 1. The manhole cover body 1 can be made of cast iron, cement, glass fiber reinforced plastic, etc., and one end of the manhole cover body 1 is hinged to the well. The wall and the manhole cover body 1 are in a flip type. The manhole cover body 1 is provided with a damage monitoring structure for monitoring the damage of the manhole cover and a settlement monitoring mechanism for monitoring the settlement of the manhole cover.

The crushing monitoring mechanism includes a plurality of monitoring coils 2 disposed on the manhole cover body 1 , a controller 3 electrically connected to the monitoring coil 2 and capable of monitoring the impedance change of the coil 2 , and the controller 3 is electrically connected to the monitoring coil 2 and capable of monitoring the coil 2 The impedance change of the controller 3 is in the prior art, and details are not described here. The monitoring coil 2 is embedded in the manhole cover body 1 by the lower end surface of the manhole cover body 1 , the monitoring coil 2 is annularly arranged, and the lower end surface of the manhole cover body 1 is provided with a sealing insulating layer 4 . The monitoring coil 2 is fixed in the manhole cover body 1 and is electrically connected to the controller 3. When the manhole cover is damaged, the monitoring coil 2 at the corresponding position is broken, and the controller 3 detects that the impedance of the monitoring coil 2 increases, and the judgment is reached. When the manhole cover body 1 is damaged, the damage of the manhole cover body 1 can be accurately monitored.

In this embodiment, the settlement monitoring structure includes a counterweight 5 located under the manhole cover body 1 , a distance monitor 6 disposed on the manhole cover body 1 and used to monitor the height of the counterweight 5 relative to the manhole cover body 1 , and one end of which is connected to The other end of the counterweight 5 is connected to the cable 7 of the well wall, the pulley 8 provided on the well cover body 1 and for the cable 7 to be wound around, the distance monitor 6 can be an infrared sensor, etc. The distance of the weight 5 relative to the distance monitor 6 is in the prior art, and the distance monitor 6 is connected with the controller 3 by electrical signals. The connecting end of the cable 7 and the well wall is located just below the hinged end of the manhole cover body 1 and the well wall, and one end of the cable 7 connected to the well wall is close to the lower end of the well wall. When the manhole cover body 1 settles, the counterweight block 5 moves relative to the pulley 8, and the distance between the counterweight block 5 and the manhole cover increases, and doubles, and the distance monitor 6 monitors the position change of the counterweight block 5 and Output a signal to the controller 3, and judge the settlement of the manhole cover through the controller 3.

In order to prevent the pulley 8, the counterweight 5 and the cable 7 from affecting the opening of the manhole cover body 1 when the manhole cover is opened, an avoidance component is arranged between the pulley 8 and the manhole cover body 1 to prevent the cable 7 from affecting the opening of the manhole cover body 1. The assembly includes a sliding rod 9 arranged on the lower end surface of the manhole cover body 1, and a sliding structure slidably connected to the sliding rod 9. The sliding rod 9 is arranged in an arc shape, and the plane where the sliding rod 9 is located is perpendicular to the manhole cover body. 1. In the axis of rotation, the pulley 8 is connected to the sliding structure. The sliding structure includes a sliding frame 10 for installing the pulley 8 , a guide wheel 11 arranged on the sliding frame 10 and rotatably connected to the sliding rod 9 , arranged directly under the sliding rod 9 and placed The guide wheel 11 is separated from the limit wheel 12 of the sliding rod 9. The sliding rod 9 is located between the guide wheel 11 and the limit wheel 12. The side walls of the guide wheel 11 and the limit wheel 12 are provided with arc grooves 13, so When the sliding rod 9 is located at the arc groove 13 and the guide wheel 11 is located at the arc bottom of the sliding rod 9 , the counterweight 5 is located directly below the distance monitor 6 . The guide wheel 11 can slide along the slide bar 9, and the guide wheel 11 can be effectively prevented from being separated from the slide bar 9 by the limit wheel 12. When the manhole cover is opened, the manhole cover body 1 is turned upward, and the guide wheel 11 is directed toward the manhole cover and the well along the slide bar 9. The hinged end of the wall slides in the direction, and the distance between the cable 7 and the connecting end of the well wall to the pulley 8 is shortened, and adapts to the position change of the manhole cover body 1, avoiding the tension of the cable 7 when the manhole cover is turned over and affecting the monitoring accuracy; Through the movement of the guide wheel 11, the pulley 8 and the counterweight block 5 are avoided, that is, when the manhole cover body 1 is turned over, the counterweight block 5 is located at the side wall of the manhole, which is convenient for workers to operate; The slide bar 9 is arc-shaped, and the guide wheel 11 is affected by the gravity of the counterweight block 5, and slides to the arc bottom position of the slide bar 9, so as to facilitate the determination of the relative position of the guide wheel 11 and the counterweight block 5, and ensure that the distance monitor 6 can monitor normally .

A positioning structure is provided between the sliding structure and the manhole cover body 1 to define the position of the pulley 8 and to ensure that the counterweight 5 is located directly below the distance monitor 6 . The positioning structure includes a magnet 14 disposed on the lower end face of the manhole cover, a magnetic block 15 disposed on the sliding frame 10 and capable of being adsorbed by the magnet 14. The material of the magnetic block 15 can be iron or the like, and the magnet 14 attracts magnetic When the block 15 is attracted, the guide wheel 11 is located at the arc bottom position of the sliding rod 9 . After the sliding frame 10 slides along the sliding rod 9 , the magnetic block 15 can abut against the magnet 14 . When the sliding frame 10 moves relative to the sliding rod 9 to the bottom position of the sliding rod 9, the magnetic attraction block 15 abuts against the magnet 14 and the magnetic attraction block 15 and the magnet 14 are adsorbed, thereby achieving the effect of fixing the sliding frame 10 and preventing the manhole cover from being damaged. The vibration causes the sliding frame 10 to slide, which improves the accuracy of settlement monitoring.

In this embodiment, the manhole cover body 1 is provided with a gas monitor 16 for monitoring the gas in the manhole, and a liquid level monitor 17 for monitoring the liquid level in the manhole. The gas monitor 16 and the liquid level monitor 17 are in the prior art. The details are not repeated here, and the gas monitor 16 and the liquid level monitor 17 are connected with the controller 3 by electrical signals. The upper end surface of the manhole cover body 1 is provided with an installation cavity 18, and the installation cavity 18 is provided with a solar cell panel 19 for structuring solar energy and a storage battery 20 for storing electric energy. The installation cavity 18 is filled with transparent resin glue, and the installation An LED light board 21 is arranged in the cavity 18 , and the light source of the LED light board 21 is arranged horizontally. The LED lamp panel 21 and the battery 20 are both electrically connected to the controller 3 .

Embodiment 2 is different from Embodiment 1 in that: as shown in FIGS. 5 and 6 , the settlement monitoring mechanism includes a guide wheel 22 arranged on the lower end surface of the manhole cover The connecting portion 23, the elastic member 24 arranged on the connecting portion 23, the pulling rope 25 having one end connected to the elastic member 24 and the other end fixed to the well wall, the pulling wire 25 is wound around the guide wheel 22, and the pulling wire is One end of 25 connected to the well wall is close to the bottom position of the well wall, and the arrangement direction of the guide wheel 22 and the connecting part 23 is perpendicular to the turning direction of the well cover body. The elastic member 24 is fixed to the connecting portion 23, and the elastic member is connected to the pull cord 25. In this embodiment, the elastic member 24 may be a tension spring or a coil spring. The connecting portion 23 is provided with a distance monitor 26 for monitoring the position of the connecting end of the pull rope 25 and the elastic member 24 relative to the connecting portion 23. The distance detector 26 is electrically connected to the controller 3, and the distance monitor 26 is in the prior art. , which will not be repeated here. The guide wheel 22 is close to the hinged end of the manhole cover body 1 and the well wall, and the plane where the pull rope 25 is located is perpendicular to the turning direction of the manhole cover body 1 .

When detecting the settlement of the manhole cover, the elastic member 24 is elongated, that is, the connecting end of the elastic member 24 and the pull rope 25 is longer from the side of the connecting portion 23, and the distance monitor 26 monitors it and outputs a signal to the controller 3, so that the underside of the manhole cover can be monitored. In addition, when the manhole cover is opened, that is, the manhole cover body 1 is turned over. Since the guide wheel 22 is close to the hinged end of the manhole cover body 1 and the manhole wall, when the manhole cover body 1 is turned over, the overall elongation of the pulling rope 25 and the elastic member 24 does not change much. , so as not to cause excessive elongation of the elastic member 24 and affect the use.

In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", The orientation or positional relationship indicated by "horizontal" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the clarity of expressing the technical solution and the convenience of description, and therefore should not be construed as a limitation of the present invention.

As used herein, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, in addition to those elements listed, but also other elements not expressly listed.

The foregoing has shown and described the basic principles, main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Such changes and improvements fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. The utility model provides an wisdom well lid structure, includes well lid body (1), its characterized in that: the manhole cover comprises a manhole cover body (1) and is characterized in that the manhole cover body (1) is provided with a damage monitoring structure for monitoring the damage of a manhole cover and a settlement monitoring mechanism for monitoring the settlement of the manhole cover; broken monitoring mechanism include a plurality of set up in monitoring coil (2) of well lid body (1), with monitoring coil (2) electricity be connected and can monitor coil (2) impedance change controller (3).

2. The intelligent well lid structure of claim 1, wherein: subside monitoring mechanism including being located well lid body (1) below balancing weight (5), set up in well lid body (1) and be used for monitoring balancing weight (5) for well lid body (1) height apart from monitor (6), one end connect in balancing weight (5) other end connect in cable (7) of the wall of a well, set up in well lid body (1) and supply cable (7) around pulley (8) in, well lid body (1) one end articulates in the wall of a well, cable 7 and wall of a well link are located well lid body (1) and wall of a well are articulated under, and cable 7 connect in wall of a well one end and be close to in wall of a well lower extreme position, be provided with between pulley (8) and well lid body (1) and avoid cable (7) influence the subassembly of dodging that well lid body (1) was opened, dodge the subassembly including set up in slide bar (9) of well lid body (1) terminal surface down, Sliding connection in the sliding structure of slide bar (9), pulley (8) connect in the sliding structure, slide bar (9) place plane perpendicular to well lid body (1) rotation axial, the sliding structure with be provided with between well lid body (1) and inject pulley (8) position and ensure that balancing weight (5) are located apart from monitor (6) location structure under.

3. The intelligent well lid structure of claim 2, wherein: the sliding structure comprises a sliding frame (10) provided with pulleys (8), a sliding wheel (11) arranged on the sliding frame (10) and capable of being rotatably connected with the sliding wheel (11) of the sliding rod (9), a limiting wheel (12) arranged under the sliding rod (9) and preventing the sliding wheel (11) from being separated from the sliding rod (9), the sliding rod (9) is arranged between the guide wheel (11) and the limiting wheel (12), the sliding rod (9) is arranged in an arc shape, the guide wheel (11) is arranged at the bottom of the arc shape of the sliding rod (9), and the balancing weight (5) is arranged under the distance monitor (6).

4. The intelligent well lid structure of claim 3, wherein: location structure including set up in magnetite (14) of terminal surface under the well lid, set up in slip frame (10) and can be inhaled piece (15) by the absorption magnetism of magnetite (14), during piece (15) were inhaled to magnetite (14) absorption magnetism, guide pulley (11) are located slide bar (9) arc bottom position, slip frame (10) are followed slide bar (9) slip back, and magnetism is inhaled piece (15) and can butt magnetite (14).

5. The intelligent well lid structure of claim 3, wherein: guide pulley (11) and spacing wheel (12) lateral wall all are provided with arc recess (13), slide bar (9) are located arc recess (13) position.

6. The intelligent well lid structure of claim 1, wherein: the monitoring coil (2) is embedded into the well lid body (1) from the lower end face of the well lid body (1), and the lower end face of the well lid body (1) is provided with a sealing insulating layer (4).

7. The intelligent well lid structure of claim 1, wherein: well lid body (1) is provided with gas monitor (16) that are used for monitoring gas in the inspection shaft, is used for monitoring liquid level monitor (17) of liquid level in the inspection shaft, installation cavity (18) have been seted up to well lid body (1) up end, be provided with in installation cavity (18) and be used for receiving solar energy solar cell panel (19), be used for storing battery (20) of electric energy, installation cavity (18) are filled there is transparent resin to glue.

8. The intelligent well lid structure of claim 6, wherein: be provided with LED lamp plate (21) in installation cavity (18), LED lamp plate (21) light source orientation is the level setting.

9. The intelligent well lid structure of claim 1, wherein: settlement monitoring mechanism including set up in leading wheel (22) of terminal surface under well lid body (1), set up in connecting portion (23) of terminal surface under well lid body (1), set up in elastic component (24), the one end of connecting portion (23) are connected in elastic component (24) and other end are fixed in stay cord (25) of the wall of a well, stay cord (25) wind in leading wheel (22), connecting portion (23) are provided with and are used for monitoring stay cord (25) and elastic component (24) link for distance monitor (26) of connecting portion (23) position, leading wheel (22) are close to well lid body (1) and wall of a well hinged end position, just stay cord (25) place plane perpendicular to well lid body (1) upset direction.

10. The intelligent well lid structure of claim 9, wherein: the elastic piece (24) is a coil spring or a tension spring.

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