Foundation pit settlement monitoring device

Abstract

The utility model relates to the field of foundation pit settlement monitoring, and discloses a foundation pit settlement monitoring device which comprises a working box, a cover plate is arranged at the upper end of the working box, a sealing gasket is fixedly connected to the edge of the lower surface of the cover plate, and a fixing block is fixedly connected to the outer wall of the front end of the working box. A solar panel is fixedly connected to the outer wall of the front end of the fixing block, and a containing cavity is formed in the fixing block. According to the device, the servo motor is arranged and drives the take-up roller to rotate, so that the cable drives the fixing base to move, the contact sensor makes contact with the bottom face of the foundation pit, and after the bottom face of the foundation pit sinks, the contact sensor is separated from the bottom face of the foundation pit; therefore, the contact sensor transmits a signal to the PLC controller, and then the PLC controller transmits the signal to a terminal through the wireless signal receiving and transmitting module, so that the problem that a worker needs to regularly arrive at a monitoring point to collect data is avoided.

Description

Technical Field

[0001] The utility model relates to the field of foundation pit settlement monitoring, in particular to a foundation pit settlement monitoring device. Background Art

[0002] A foundation pit refers to a deep and narrow pit dug on the land or inside a building. It is usually used in construction projects. In order to ensure the safety of the foundation pit construction, it is necessary to monitor the settlement of the foundation pit. Therefore, a foundation pit settlement monitoring device is needed. The foundation pit settlement monitoring device is a device used to monitor the settlement changes of the foundation pit soil or foundation during the construction process. The foundation pit settlement monitoring device can provide real-time monitoring data during the foundation pit construction to help engineers identify and respond to potential settlement problems in a timely manner, thereby ensuring the stability and safety of the foundation pit.

[0003] When the existing monitoring devices are used to monitor foundation pits, most of the equipment needs to be powered by an external power supply. However, the external power supply at the construction site requires a long extension cord, which is relatively troublesome. In addition, when the existing devices are used to monitor foundation pits, most of the staff need to go to the site regularly to collect data, which is relatively labor-intensive, and some monitoring points are far away. Therefore, technical improvements are urgently needed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a foundation pit settlement monitoring device is proposed. Compared with the existing devices, the device is placed in the foundation pit through the installation of solar panels. The solar panels convert light energy into electrical energy, which is processed by a rectifier and then transmitted to a battery for storage, thereby providing power for the device, thereby avoiding the relatively troublesome problem of the need for an external power supply.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A foundation pit settlement monitoring device comprises a working box, a cover plate is arranged at the upper end of the working box, a sealing gasket is fixedly connected to the edge of the lower surface of the cover plate, a fixing block is fixedly connected to the front outer wall of the working box, a solar panel is fixedly connected to the front outer wall of the fixing block, a placement cavity is opened inside the fixing block, and a rectifier is arranged inside the placement cavity;

[0007] A maintenance groove is provided in the middle of the upper surface of the working box, a servo motor is fixedly connected to the inner wall of one side of the working box, a wire take-up roller is fixedly connected to the output end of the servo motor, a cable is diffracted by the roller body of the wire take-up roller, a fixing seat is fixedly connected to the lower end of the cable, a contact sensor is fixedly connected to the lower surface of the fixing seat, a movable groove is provided at the center of the inner bottom surface of the working box, a wire reel is fixedly connected to the edge at the center of the inner bottom surface of the working box, a battery is fixedly connected to the front end of the inner bottom surface of the working box, a PLC controller is fixedly connected to the rear end of the inner bottom surface of the working box, and a wireless signal transceiver module is fixedly connected to the rear end inner wall of the working box;

[0008] Through the above technical scheme, the foundation pit settlement monitoring device has a reasonable structure, complete functions, is easy to install and maintain, and can realize functions such as foundation pit settlement monitoring and data transmission.

[0009] Furthermore, the rear end outer wall of the cover plate is hingedly connected to the rear end of the upper surface of the working box, and the front end of the upper surface of the cover plate is fixedly connected with a handle;

[0010] Through the above technical solution, the rear end outer wall of the cover is hingedly connected to the rear end of the upper surface of the working box, and a handle is fixedly connected to the front end of the upper surface of the cover, so that the cover can be opened better.

[0011] Furthermore, two mounting blocks are fixedly connected to the rear ends of the outer walls on both sides of the working box, and mounting holes are provided on the front outer walls of the mounting blocks;

[0012] Through the above technical solution, two mounting blocks are fixedly connected to the rear ends of the outer walls on both sides of the working box, and mounting holes are provided on the front outer walls of the mounting blocks, so that the working box can be better installed.

[0013] Furthermore, one end of the take-up roller away from the servo motor is rotatably connected to the inner wall of the working box;

[0014] Through the above technical solution, the end of the take-up roller away from the servo motor is rotatably connected to the inner wall of the working box, so that the rotation stability of the take-up roller can be improved while rotating.

[0015] Furthermore, a wire groove is provided on the upper surface of the wire reel, and the cable passes through the wire groove to the lower surface of the working box;

[0016] Through the above technical solution, a wire groove is opened on the upper surface of the wire reel, and the cable passes through the wire groove to the lower surface of the working box, so as to better guide the cable and avoid interference with the wire taking-up roller's wire taking-up work due to the position of the cable.

[0017] Furthermore, the batteries are electrically connected to the solar panels and the rectifier;

[0018] Through the above technical solution, the battery is electrically connected to the solar panel and the rectifier, so that the electricity converted by the solar panel can be better transmitted to the battery for storage.

[0019] Furthermore, the wireless signal transceiver module, the PLC controller, the contact sensor, and the battery are all electrically connected to each other;

[0020] Through the above technical solution, the wireless signal transceiver module, the PLC controller, the contact sensor, and the battery are all electrically connected to each other, so that the PLC controller can control the power direction of the battery while the battery provides power for it.

[0021] Furthermore, the outer walls of the sealing gasket are tightly fitted with the inner wall of the maintenance groove;

[0022] Through the above technical solution, the outer walls around the sealing gasket are tightly fitted with the inner wall of the maintenance groove, thereby effectively preventing water stains from entering the interior of the working box through the maintenance groove.

[0023] The utility model has the following beneficial effects:

[0024] 1. The utility model proposes a foundation pit settlement monitoring device. Compared with the existing device, the device is placed in the foundation pit through the installation of solar panels. The solar panels convert light energy into electrical energy, which is processed by a rectifier and then transmitted to the battery for storage, thereby providing power for the device, thereby avoiding the relatively troublesome problem of the need for an external power supply.

[0025] 2. The utility model proposes a foundation pit settlement monitoring device. Compared with the existing device, the device uses a servo motor to drive the take-up roller to rotate, so that the cable drives the fixed seat to move, so that the contact sensor contacts the bottom of the foundation pit. When the bottom of the foundation pit sinks, the contact sensor is separated from the bottom of the foundation pit, so that the contact sensor transmits the signal to the PLC controller, and then the PLC controller transmits the signal to the terminal through the wireless signal transceiver module, thereby avoiding the problem of requiring staff to collect data at the monitoring point regularly. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is an axonometric diagram of a foundation pit settlement monitoring device proposed by the utility model;

[0027] Figure 2 A front cross-sectional view of a foundation pit settlement monitoring device proposed by the utility model;

[0028] Figure 3 A side sectional view of a foundation pit settlement monitoring device proposed by the utility model;

[0029] Figure 4 This is a bottom view of a wire reel in a foundation pit settlement monitoring device proposed by the utility model;

[0030] Figure 5 The utility model provides a bottom view of a cover plate in a foundation pit settlement monitoring device.

[0031] Legend:

[0032] 1. Work box; 2. Mounting block; 3. Handle; 4. Cover; 5. Fixed block; 6. Solar panel; 7. Contact sensor; 8. Fixed seat; 9. Cable; 10. Mounting hole; 11. Wire reel; 12. Movable slot; 13. Servo motor; 14. Wire take-up roller; 15. Maintenance slot; 16. Placement cavity; 17. Rectifier; 18. Battery; 19. PLC controller; 20. Wireless signal transceiver module; 21. Wire slot; 22. Sealing gasket. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 1-5 , an embodiment provided by the utility model:

[0035] A foundation pit settlement monitoring device comprises a working box 1, a cover plate 4 is arranged at the upper end of the working box 1, a sealing gasket 22 is fixedly connected to the edge of the lower surface of the cover plate 4, a fixing block 5 is fixedly connected to the front end outer wall of the working box 1, a solar panel 6 is fixedly connected to the front end outer wall of the fixing block 5, a placement cavity 16 is opened inside the fixing block 5, and a rectifier 17 is arranged inside the placement cavity 16;

[0036] A maintenance groove 15 is provided in the middle of the upper surface of the work box 1, a servo motor 13 is fixedly connected to the inner wall of one side of the work box 1, a take-up roller 14 is fixedly connected to the output end of the servo motor 13, a cable 9 is diffracted by the roller body of the take-up roller 14, a fixing seat 8 is fixedly connected to the lower end of the cable 9, a contact sensor 7 is fixedly connected to the lower surface of the fixing seat 8, a movable groove 12 is provided at the center of the inner bottom surface of the work box 1, a wire reel 11 is fixedly connected to the edge at the center of the inner bottom surface of the work box 1, a battery 18 is fixedly connected to the front end of the inner bottom surface of the work box 1, a PLC controller 19 is fixedly connected to the rear end of the inner bottom surface of the work box 1, and a wireless signal transceiver module 20 is fixedly connected to the rear end inner wall of the work box 1;

[0037] This foundation pit settlement monitoring device has a reasonable structure, complete functions, is easy to install and maintain, and can realize functions such as foundation pit settlement monitoring and data transmission.

[0038] The rear end outer wall of the cover plate 4 is hingedly connected to the rear end of the upper surface of the working box 1, and the front end of the upper surface of the cover plate 4 is fixedly connected with a handle 3, which is hingedly connected to the rear end outer wall of the cover plate 4 and the rear end of the upper surface of the working box 1, and the front end of the upper surface of the cover plate 4 is fixedly connected with a handle 3, so that the cover plate 4 can be better opened, and the rear ends of the outer walls on both sides of the working box 1 are fixedly connected to two mounting blocks 2, and the front end outer walls of the mounting blocks 2 are provided with mounting holes 10, and the rear ends of the outer walls on both sides of the working box 1 are fixedly connected to two mounting blocks 2, and the front end outer walls of the mounting blocks 2 are provided with mounting holes 10, so that the working box 1 can be better opened. The wire reel 11 is installed, and one end of the wire reel 14 away from the servo motor 13 is rotatably connected to the inner wall of the working box 1. The wire reel 14 is rotatably connected to the inner wall of the working box 1 at one end away from the servo motor 13, so that the wire reel 14 can improve its rotation stability while rotating. A wire groove 21 is opened on the upper surface of the wire reel 11, and the cable 9 passes through the wire groove 21 to the lower surface of the working box 1. A wire groove 21 is opened on the upper surface of the wire reel 11, and the cable 9 passes through the wire groove 21 to the lower surface of the working box 1, so as to better guide the cable 9 and avoid interfering with the wire reeling work of the wire reel 14 due to the position of the cable 9.

[0039] The batteries 18 are all electrically connected to the solar panels 6 and the rectifiers 17. The batteries 18 are all electrically connected to the solar panels 6 and the rectifiers 17, so that the electricity converted by the solar panels 6 can be better transmitted to the batteries 18 for storage. The wireless signal transceiver module 20, the PLC controller 19, the contact sensor 7, and the batteries 18 are all electrically connected to each other. The wireless signal transceiver module 20, the PLC controller 19, the contact sensor 7, and the batteries 18 are all electrically connected to each other, so that the PLC controller 19 can control the power direction of the batteries 18 while the batteries 18 provide power to them. The outer walls of the sealing gasket 22 are all tightly fitted with the inner walls of the maintenance groove 15. The outer walls of the sealing gasket 22 are all tightly fitted with the inner walls of the maintenance groove 15, so that water stains can be effectively prevented from entering the interior of the working box 1 from the maintenance groove 15.

[0040] Working principle: When in use, the device is fixed to the upper end of the foundation pit through the mounting hole 10 of the mounting block 2, and then the servo motor 13 is started, and the servo motor 13 drives the take-up roller 14 to rotate, so that the cable 9 drives the fixing seat 8 to move, so that the contact sensor 7 contacts the bottom of the foundation pit, and the contact between the bottom of the foundation pit and the mechanical contact sensor 7 compresses or bends the mechanical structure such as the spring or metal sheet, so that the switch contacts are closed or disconnected to realize the monitoring of the contact state. When the bottom of the foundation pit sinks, the contact sensor 7 is separated from the bottom of the foundation pit, so that the contact sensor 7 transmits the signal to the PLC controller 19, and then the PLC controller 19 transmits the signal to the terminal through the wireless signal transceiver module 20. After the device is placed in the foundation pit, the solar panel 6 converts the light energy into electrical energy, which is processed by the rectifier 17 and then transmitted to the battery 18 for storage, thereby providing power for the device.

[0041] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A foundation pit settlement monitoring device, comprising a working box (1), characterized in that: The upper end of the working box (1) is provided with a cover plate (4), a sealing gasket (22) is fixedly connected to the edge of the lower surface of the cover plate (4), a fixing block (5) is fixedly connected to the front outer wall of the working box (1), a solar panel (6) is fixedly connected to the front outer wall of the fixing block (5), a placement cavity (16) is provided inside the fixing block (5), and a rectifier (17) is provided inside the placement cavity (16); A maintenance groove (15) is provided in the middle of the upper surface of the working box (1); a servo motor (13) is fixedly connected to an inner wall of one side of the working box (1); an output end of the servo motor (13) is fixedly connected to a wire take-up roller (14); a roller body of the wire take-up roller (14) diffracts a cable (9); a fixing seat (8) is fixedly connected to the lower end of the cable (9); a contact sensor (7) is fixedly connected to the lower surface of the fixing seat (8); a movable groove (12) is provided at the center of the inner bottom surface of the working box (1); a wire reel (11) is fixedly connected to the edge at the center of the inner bottom surface of the working box (1); a storage battery (18) is fixedly connected to the front end of the inner bottom surface of the working box (1); a PLC controller (19) is fixedly connected to the rear end of the inner bottom surface of the working box (1); and a wireless signal transceiver module (20) is fixedly connected to the rear end inner wall of the working box (1).

2. A foundation pit settlement monitoring device according to claim 1, characterized in that: The rear end outer wall of the cover plate (4) is hingedly connected to the rear end of the upper surface of the working box (1), and the front end of the upper surface of the cover plate (4) is fixedly connected with a handle (3).

3. A foundation pit settlement monitoring device according to claim 1, characterized in that: Two mounting blocks (2) are fixedly connected to the rear ends of the outer walls on both sides of the working box (1), and the front end outer walls of the mounting blocks (2) are provided with mounting holes (10).

4. A foundation pit settlement monitoring device according to claim 1, characterized in that: One end of the wire take-up roller (14) away from the servo motor (13) is rotatably connected to the inner wall of the working box (1).

5. The foundation pit settlement monitoring device according to claim 1, characterized in that: A wire groove (21) is provided on the upper surface of the wire reel (11), and the cable (9) passes through the wire groove (21) to the lower surface of the working box (1).

6. A foundation pit settlement monitoring device according to claim 1, characterized in that: The storage batteries (18) are electrically connected to the solar panels (6) and the rectifier (17).

7. A foundation pit settlement monitoring device according to claim 1, characterized in that: The wireless signal transceiver module (20), the PLC controller (19), the contact sensor (7), and the storage battery (18) are all electrically connected to each other.

8. The foundation pit settlement monitoring device according to claim 1, characterized in that: The outer walls of the sealing gasket (22) are all tightly fitted to the inner wall of the maintenance groove (15).

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