Foundation pit deformation intelligent detection device

Abstract

The utility model discloses an intelligent foundation pit deformation detection device which comprises a chassis, a positioning seat is arranged in the center of the chassis, a rotating seat is arranged in the positioning seat in a sliding fit mode, a mounting frame is arranged on the top of the rotating seat, a plurality of telescopic mechanisms are arranged on the mounting frame and distributed in a circumferential mode, and the telescopic mechanisms are arranged on the mounting frame. One side of each telescopic mechanism is connected with a side mounting frame, a detection assembly is arranged on one side of each side mounting frame, the deformation condition of the foundation pit is detected in real time through the detection assemblies, a plurality of sliding grooves are formed in the base plate, pressure measuring mechanisms are arranged in the sliding grooves, an alarm is arranged at the top of the mounting frame, and the alarm is connected with an alarm. A plurality of positioning mechanisms are arranged on the base plate, the base plate is rapidly fixed through the positioning mechanisms, a processing module is arranged in the center of the mounting frame, and starting and stopping of all the devices are controlled through the processing module, and the foundation pit deformation detection device has the advantages that rapid positioning and mounting can be carried out, the foundation pit deformation condition can be detected in real time, and all-directional detection can be carried out on different depths of a foundation pit; the deformation position is quickly judged.

Description

Technical Field

[0001] The utility model belongs to the technical field of foundation pit engineering, and more specifically, particularly relates to an intelligent detection device for foundation pit deformation. Background Art

[0002] At present, foundation pits are square or rectangular ground holes dug for building foundations in construction projects, including excavated foundation pits and supported foundation pits. Due to the influence of factors such as surface load, soil deformation and groundwater pressure, the soil around the foundation pit generates stress, and the land moves, destroying the foundation pit structure.

[0003] Although the existing foundation pit detection equipment can perform deformation detection on the foundation pit, it is unable to perform all-round deformation detection on the foundation pit and is unable to determine the specific area of ​​the foundation pit deformation, resulting in the inability to determine the location of the deformation. The foundation pit detection equipment cannot be installed and positioned quickly and needs to be manually fixed, which poses certain risks. It cannot automatically position and cannot meet the deformation detection requirements of different depths inside the foundation pit. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an intelligent detection device for foundation pit deformation to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: an intelligent detection device for foundation pit deformation, including a chassis, a positioning seat is arranged in the center of the chassis, a rotating seat is slidably fitted in the positioning seat, a mounting frame is arranged on the top of the rotating seat, a plurality of telescopic mechanisms are arranged on the mounting frame, the plurality of telescopic mechanisms are distributed in a circle, one side of the plurality of telescopic mechanisms are connected to a side mounting frame, a detection component is arranged on one side of the side mounting frame, the deformation condition of the foundation pit is detected in real time by the detection component, a plurality of slide grooves are arranged on the chassis, a pressure measuring mechanism is arranged in the plurality of slide grooves, an alarm is arranged on the top of the mounting frame, a plurality of positioning mechanisms are arranged on the chassis, the chassis is quickly fixed by the plurality of positioning mechanisms, a processing module is arranged in the center of the mounting frame, and the start and stop of each device are controlled by the processing module.

[0006] As an optional scheme of the utility model, the multiple telescopic mechanisms all include positive and negative threaded screws, which are assembled on a mounting frame. A motor connected to the positive and negative threaded screws is arranged on the top of the mounting frame, and the positive and negative threaded screws are driven to rotate by the motor. The positive and negative threaded surfaces of the positive and negative threaded screws are threadedly matched with nut seats, and a connecting rod is movably connected to the nut seat through a pin shaft. One end of the connecting rod is connected to a movable rod through a pin shaft, and the movable rod is movably connected to the upper and lower ends of the mounting frame through a pin shaft, and one side of the movable rod is connected to the side mounting frame.

[0007] As an optional scheme of the utility model, the detection component includes a detection plate, which is in an arc shape, and a plurality of rows of detection holes are arranged on the outer side of the detection plate, and broken soil produced by deformation of different heights in the foundation pit is collected through the plurality of detection holes. A plurality of detection bins are arranged in the detection plate, and each detection bin corresponds to a row of detection holes, and a partition is arranged in each detection bin, and a second pressure detector is arranged at the bottom of the partition, and the amount of soil produced by the deformation is detected by the second pressure detector.

[0008] As an optional solution of the utility model, the pressure measuring mechanism includes a slider, which is slidably fitted in a slide groove, a first pressure detector is provided on one side of the slider, and a symmetrical telescopic spring is provided on the other side of the slider, one end of the telescopic spring is connected to an adapter plate, and the top of the adapter plate is connected to a detection plate of the detection assembly. When the detection plate is deformed and squeezed under pressure, the adapter plate at the bottom will apply pressure to the inside, compress the slider through the telescopic spring, and perform real-time detection through the first pressure detector.

[0009] As an optional solution of the utility model, the top of the mounting frame is hoisted by the hoisting frame to hoist the entire structure into a foundation pit, and symmetrical fixing columns are arranged at the bottom of the hoisting frame, and the fixing columns are connected to both sides of the mounting frame.

[0010] As an optional solution of the utility model, the multiple positioning mechanisms all include a positioning frame, an electric cylinder is arranged on the top of the positioning frame, the push-out end of the electric cylinder is connected to the positioning cone head, and the chassis is provided with a positioning hole, which is quickly installed by passing the positioning cone head through the positioning hole.

[0011] The utility model provides an intelligent detection device for foundation pit deformation, which has the following beneficial effects:

[0012] The whole is placed in the foundation pit to be tested through the lifting frame, and the positive and negative threaded screws are driven to rotate by the motor, thereby driving the connecting rod on one side of the nut seat to move, and the distance of the detection plate is adjusted to fit the inner wall of the foundation pit. The positioning cone head is driven by the electric cylinder to quickly position the piles to ensure the overall installation stability. The base soil can be collected through the detection holes in the detection plate, and the second pressure detector at the bottom of the partition is used for detection. When a certain amount is reached, the alarm starts, and the alarm area is analyzed according to the processing module to quickly determine the deformation position. Real-time detection is performed by setting the adapter plate at the bottom of the detection plate, and the slider is pressed by the telescopic spring. The first pressure detector will detect the pressure change. If the detected pressure change is large, it means that the base soil in the detection plate area begins to deform, and rapid identification and monitoring are carried out. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2It is a schematic diagram of the internal structure of the utility model;

[0015] Figure 3 It is a top view of the utility model;

[0016] Figure 4 It is a cross-sectional view of the utility model.

[0017] In the figure: 1. chassis; 101. positioning seat; 102. rotating seat; 103. slide; 2. adapter plate; 201. telescopic spring; 202. slider; 3. first pressure detector; 4. positioning frame; 5. electric cylinder; 501. positioning cone head; 6. mounting frame; 7. positive and negative thread screws; 8. nut seat; 801. connecting rod; 9. movable rod; 10. side mounting frame; 11. motor; 12. processing module; 13. lifting frame; 131. fixing column; 14. alarm; 17. detection plate; 171. detection hole; 172. partition; 173. second pressure detector. DETAILED DESCRIPTION

[0018] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0019] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figures 1 to 4The utility model provides a technical solution: an intelligent detection device for foundation pit deformation, including a chassis 1, a positioning seat 101 is arranged in the center of the chassis 1, a rotating seat 102 is slidably matched in the positioning seat 101, a mounting frame 6 is arranged on the top of the rotating seat 102, a plurality of telescopic mechanisms are arranged on the mounting frame 6, and the plurality of telescopic mechanisms are distributed in a circle, one side of the plurality of telescopic mechanisms are connected to the side mounting frame 10, including positive and negative threaded screws 7, the positive and negative threaded screws 7 are assembled on the mounting frame 6, a motor 11 connected to the positive and negative threaded screws 7 is arranged on the top of the mounting frame 6, the positive and negative threaded screws 7 are driven to rotate by the motor 11, the positive and negative threaded surfaces of the positive and negative threaded screws 7 are threadedly matched with nut seats 8, a connecting rod 801 is movably connected to the nut seat 8 through a pin shaft, one end of the connecting rod 801 is connected to a movable rod 9 through a pin shaft, the movable rod 9 is movably connected to the upper and lower ends of the mounting frame 6 through a pin shaft, one side of the movable rod 9 is connected to the side mounting frame 10, and a detection component is arranged on one side of the side mounting frame 10, and the deformation of the foundation pit is detected in real time through the detection component.

[0022] The detection component includes a detection plate 17, which is in an arc shape. A plurality of rows of detection holes 171 are arranged on the outer side of the detection plate 17. The broken soil generated by deformation at different heights in the foundation pit can be collected through the plurality of detection holes 171, so as to determine the position of the deformation. A plurality of detection chambers are arranged in the detection plate 17, each detection chamber corresponds to a row of detection holes 171, and a partition 172 is arranged in each detection chamber. A second pressure detector 173 is arranged at the bottom of the partition 172. The amount of soil generated by the deformation is detected by the second pressure detector 173, so as to accurately determine the deformation conditions of different layers. A plurality of slide grooves 103 are arranged on the chassis 1, and a pressure measuring mechanism is arranged in each of the plurality of slide grooves 103.

[0023] The pressure measuring mechanism includes a slider 202, which slides in the slide groove 103. A first pressure detector 3 is provided on one side of the slider 202, and a symmetrical telescopic spring 201 is provided on the other side of the slider 202. One end of the telescopic spring 201 is connected to the adapter plate 2, and the top of the adapter plate 2 is connected to the detection plate 17 of the detection assembly. When the detection plate 17 is compressed and deformed, the adapter plate 2 at the bottom will apply pressure to the inside, and press the slider 202 through the telescopic spring 201. Real-time detection is performed through the first pressure detector 3 to record pressure changes. If the pressure increases, it indicates that the foundation pit begins to deform. An alarm 14 is provided on the top of the mounting frame 6, and the first pressure detector 3 and the second pressure detector 173 are electrically connected through the alarm 14 to detect and alarm in real time.

[0024] A hoisting frame 13 is provided on the top of the mounting frame 6, and the hoisting frame 13 can be used to hoist the entire structure into a foundation pit. Symmetrical fixing columns 131 are provided at the bottom of the hoisting frame 13, and the fixing columns 131 are connected to both sides of the mounting frame 6. A plurality of positioning mechanisms are provided on the chassis 1, and the chassis 1 can be quickly fixed by the plurality of positioning mechanisms to ensure the stability of the installation and facilitate continuous detection of the foundation pit. The plurality of positioning mechanisms include a positioning frame 4, and an electric cylinder 5 is provided on the top of the positioning frame 4. The push-out end of the electric cylinder 5 is connected to a positioning cone head 501, and a positioning hole is provided on the chassis 1. The positioning cone head 501 is used to quickly drive piles through the positioning hole to fix the chassis 1, and ensure the overall installation stability. A processing module 12 is provided at the center of the mounting frame 6, and the start and stop of each device is controlled by the processing module 12.

[0025] The specific usage and function of this embodiment are as follows: the whole is placed in the foundation pit to be tested through the lifting frame 13, and the forward and reverse threaded screws 7 are driven to rotate by the motor 11, thereby driving the connecting rod 801 on one side of the nut seat 8 to move, and the distance of the detection plate 17 is adjusted to fit the inner wall of the foundation pit, and the electric cylinder 5 is started to drive the positioning cone head 501 to perform rapid piling positioning to ensure the overall installation stability. When deformation occurs in the foundation pit, the foundation soil at the deformed position will gather and apply pressure to the detection plate 17. The detection hole 171 in the detection plate 17 can collect the pressure and detect it through the second pressure detector 173 at the bottom of the partition 172. When a certain amount is reached, an alarm is started, and the alarm area is analyzed according to the processing module 12 to quickly determine the deformation position. At the same time, the adapter plate 2 at the bottom of the detection plate 17 can be detected in real time, and the slider 202 is pressed by the telescopic spring 201. The first pressure detector 3 will detect the pressure change. If the detected pressure change is large, it means that the foundation soil in the detection plate 17 area begins to deform, and rapid identification and monitoring are performed.

[0026] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. An intelligent detection device for foundation pit deformation, characterized in that: The invention comprises a chassis (1), wherein a positioning seat (101) is arranged at the center of the chassis (1), a rotating seat (102) is slidably matched in the positioning seat (101), a mounting frame (6) is arranged on the top of the rotating seat (102), a plurality of telescopic mechanisms are arranged on the mounting frame (6), the plurality of telescopic mechanisms are distributed in a circumference, one side of the plurality of telescopic mechanisms are connected to a side mounting frame (10), a detection component is arranged on one side of the side mounting frame (10), and the deformation condition of the foundation pit is detected in real time by the detection component, a plurality of slide grooves (103) are arranged on the chassis (1), a pressure measuring mechanism is arranged in the plurality of slide grooves (103), an alarm (14) is arranged on the top of the mounting frame (6), a plurality of positioning mechanisms are arranged on the chassis (1), and the chassis (1) is quickly fixed by the plurality of positioning mechanisms, and a processing module (12) is arranged at the center of the mounting frame (6), and the start and stop of each device are controlled by the processing module (12).

2. The intelligent detection device for foundation pit deformation according to claim 1 is characterized in that: The plurality of telescopic mechanisms each comprise a positive and negative threaded screw (7), the positive and negative threaded screw (7) being mounted on a mounting frame (6), a motor (11) connected to the positive and negative threaded screw (7) being arranged at the top of the mounting frame (6), the positive and negative threaded screw (7) being driven to rotate by the motor (11), the positive and negative threaded screws (7) being threadedly matched with nut seats (8), the nut seats (8) being movably connected with a connecting rod (801) via a pin, one end of the connecting rod (801) being connected to a movable rod (9) via a pin, the movable rod (9) being movably connected to the upper and lower ends of the mounting frame (6) via a pin, and one side of the movable rod (9) being connected to a side mounting frame (10).

3. The intelligent detection device for foundation pit deformation according to claim 1 is characterized in that: The detection assembly comprises a detection plate (17), the detection plate (17) is in an arc shape, a plurality of rows of detection holes (171) are arranged on the outside of the detection plate (17), and broken soil generated by deformation at different heights in the foundation pit is collected through the plurality of detection holes (171), a plurality of detection chambers are arranged in the detection plate (17), each detection chamber corresponds to a row of detection holes (171), and a partition (172) is arranged in each detection chamber, a second pressure detector (173) is arranged at the bottom of the partition (172), and the amount of soil generated by deformation is detected through the second pressure detector (173).

4. The intelligent detection device for foundation pit deformation according to claim 1 is characterized in that: The pressure measuring mechanism comprises a slider (202), the slider (202) being slidably engaged in a slide groove (103), a first pressure detector (3) being arranged on one side of the slider (202), and a symmetrical telescopic spring (201) being arranged on the other side of the slider (202), one end of the telescopic spring (201) being connected to an adapter plate (2), and the top of the adapter plate (2) being connected to a detection plate (17) of a detection assembly; when the detection plate (17) is deformed and squeezed under pressure, the adapter plate (2) at the bottom will apply pressure to the inside, thereby pressing the slider (202) through the telescopic spring (201), and performing real-time detection through the first pressure detector (3).

5. The intelligent detection device for foundation pit deformation according to claim 1 is characterized in that: The mounting frame (6) has a hoisting frame (13) on the top, and the entire structure is hoisted and placed in a foundation pit via the hoisting frame (13). Symmetrical fixing columns (131) are provided at the bottom of the hoisting frame (13), and the fixing columns (131) are connected to both sides of the mounting frame (6).

6. The intelligent detection device for foundation pit deformation according to claim 1 is characterized in that: The plurality of positioning mechanisms each comprise a positioning frame (4), an electric cylinder (5) being arranged on the top of the positioning frame (4), the push-out end of the electric cylinder (5) being connected to a positioning cone head (501), the chassis (1) being provided with a positioning hole, and the positioning cone head (501) being passed through the positioning hole for quick installation.

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