Foundation pit displacement monitoring device

Abstract

The utility model belongs to the field of foundation pits, particularly relates to a foundation pit displacement monitoring device, and aims to solve the problems that the existing foundation pit displacement monitoring device can be pre-buried only by using a drilling machine for drilling and is troublesome to operate, the following scheme is provided: the foundation pit displacement monitoring device comprises a sleeve frame; the number of the pricking rods is two, and the two pricking rods are both welded to the bottom of the sleeve frame; the foundation pit displacement monitoring prism frame is clamped at the top of the sleeve frame; the screw rod is rotationally connected to the hole in the bottom of the sleeve frame in a sleeving manner; the bevel pinion is in key connection with the top end of the screw rod; the transmission mechanism comprises a worm, a worm gear and a bevel gear wheel, the surface of the worm is meshed with the top of the worm gear, the rear side of the worm gear is in key connection with the surface of the bevel gear wheel, the spiral rod can be driven to rotate through transmission of the structure, the rotating spiral rod can rotate to enter the ground, and therefore drilling operation through a drilling machine is not needed; and only the sleeve frame needs to be used, so that the trouble of fixing the sleeve frame can be reduced.

Description

Technical Field

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

[0002] During the construction of the foundation pit, it is necessary to observe the surrounding conditions. Therefore, a foundation pit displacement monitoring device is needed for monitoring. The Chinese patent document with publication number: CN207113887U discloses a detachable foundation pit displacement monitoring device.

[0003] However, the positioning sleeve of the above technical solution needs to be pre-buried near the foundation pit in advance. The pre-buried positioning sleeve needs to be drilled using a drilling rig, so that the positioning sleeve can be pre-buried. The pre-buried positioning sleeve is too troublesome. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art that a drilling machine is needed to drill holes for pre-embedding and the operation is troublesome, and a foundation pit displacement monitoring device is proposed.

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

[0006] A foundation pit displacement monitoring device, comprising:

[0007] Sleeve frame;

[0008] Tie rods, two tie rods are provided, and both tie rods are welded to the bottom of the sleeve frame;

[0009] A prism frame for monitoring the displacement of a foundation pit, which is clamped on the top of the sleeve frame;

[0010] A spiral rod, the spiral rod is rotatably sleeved on the hole at the bottom of the sleeve frame;

[0011] A small bevel gear, which is keyed to the top of the screw rod;

[0012] The transmission mechanism includes a worm, a worm wheel and a large bevel gear, the surface of the worm is meshed with the top of the worm wheel, the rear side of the worm wheel is key-connected with the surface of the large bevel gear, and the teeth of the large bevel gear are meshed with the teeth of the small bevel gear;

[0013] A power mechanism is connected to a worm key, and the power mechanism is used to drive the screw rod to rotate. The screw rod can be driven to rotate through the transmission of the structure, and the rotating screw rod can be rotated into the ground. In this way, there is no need to use a drilling rig for drilling operations, and only the present application needs to be used, which reduces the trouble of fixing the sleeve frame.

[0014] As a preferred solution of the utility model, the power mechanism includes a power motor, a driving gear and a passive gear, the output end of the power motor is key-connected with the axis center of the driving gear, the teeth of the driving gear are meshed with the teeth of the passive gear, the axis center of the passive gear is key-connected with the right end of the worm surface, the power of the power motor is turned on, the power motor is controlled by a motor controller, the power motor uses a lithium battery as a power source, the power motor can drive the driving gear to rotate, the driving gear can drive the passive gear to rotate, and the passive gear can drive the worm to rotate.

[0015] As a preferred solution of the utility model, the rear side of the power motor is connected to the internal bolts of the sleeve frame, and the power motor is located on the top of the large bevel gear. After the power motor is fixed by the sleeve frame, the operation of the power motor is convenient, and the positions of the power motor and the large bevel gear can avoid structural interference.

[0016] As a preferred solution of the utility model, the opening on the left side of the sleeve frame is clamped with a heat dissipation net, the heat dissipation net corresponds to the power motor, and the heat dissipation net is used to dissipate heat from the power motor to ensure continuous operation of the power motor.

[0017] As a preferred solution of the utility model, both ends of the worm are rotatably sleeved with the inner part of the sleeve frame, the axis of the large bevel gear is rotatably connected with the inner part of the sleeve frame, the worm is rotatably arranged with the sleeve frame through a bearing to ensure the smooth rotation of the worm, and the large bevel gear is rotatably arranged with the sleeve frame through a bearing to ensure the smooth rotation of the large bevel gear.

[0018] As a preferred solution of the utility model, handles are bolted to both sides of the sleeve frame, and the surfaces of the handles are covered with anti-slip sleeves. The handles are used to operate the sleeve frame and facilitate fixing the sleeve frame.

[0019] Beneficial effects:

[0020] 1. The power mechanism can drive the worm wheel to rotate through the worm, the worm wheel can drive the small bevel gear to rotate through the large bevel gear, and the small bevel gear can fix the sleeve frame on the ground through the spiral rod;

[0021] 2. The power motor can drive the passive gear to rotate through the active gear, and the passive gear can drive the worm to rotate;

[0022] In the utility model: the transmission of the structure can drive the spiral rod to rotate, and the rotating spiral rod can rotate into the ground, so there is no need to use a drilling rig for drilling operations, and only the present application needs to be used, which will reduce the trouble of fixing the sleeve frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is the front view of the utility model;

[0024] Figure 2 This is a power mechanism diagram of the utility model;

[0025] Figure 3 It is a left side view of the worm gear of the utility model;

[0026] Figure 4 It is a three-dimensional diagram of the sleeve frame of the present utility model.

[0027] In the figure: 1. sleeve frame; 2. tie rod; 3. foundation pit displacement monitoring prism frame; 4. worm; 5. worm wheel; 6. large bevel gear; 7. small bevel gear; 8. screw rod; 9. power motor; 10. driving gear; 11. passive gear. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0029] Embodiment 1

[0030] Reference Figure 1-Figure 4 , a foundation pit displacement monitoring device, comprising

[0031] Sleeve frame 1;

[0032] The tying rod 2 is provided with two tying rods 2, and the two tying rods 2 are welded to the bottom of the sleeve frame 1;

[0033] A foundation pit displacement monitoring prism frame 3, which is clamped on the top of the sleeve frame 1;

[0034] A screw rod 8, the screw rod 8 is rotatably sleeved on the hole at the bottom of the sleeve frame 1;

[0035] A small bevel gear 7, which is key-connected to the top of the spiral rod 8;

[0036] The transmission mechanism includes a worm 4, a worm wheel 5 and a large bevel gear 6. The surface of the worm 4 is meshed with the top of the worm wheel 5. The rear side of the worm wheel 5 is key-connected with the surface of the large bevel gear 6. The teeth of the large bevel gear 6 are meshed with the teeth of the small bevel gear 7.

[0037] The power mechanism is connected with the worm 4 by a key, and the power mechanism is used to drive the screw rod 8 to rotate.

[0038] By means of the above structure: the transmission of the structure can drive the screw rod 8 to rotate, and the rotating screw rod 8 can rotate into the ground, so there is no need to use a drilling rig for drilling operations, only the present application can be used, which will reduce the trouble of fixing the sleeve frame 1.

[0039] See also Figure 2The power mechanism includes a power motor 9, a driving gear 10 and a passive gear 11. The output end of the power motor 9 is key-connected with the axis of the driving gear 10. The teeth of the driving gear 10 are meshed with the teeth of the passive gear 11. The axis of the passive gear 11 is key-connected with the right end of the surface of the worm 4. The power of the power motor 9 is turned on. The power motor 9 is controlled by a motor controller. The power motor 9 uses a lithium battery as a power source. The power motor 9 can drive the driving gear 10 to rotate, the driving gear 10 can drive the passive gear 11 to rotate, and the passive gear 11 can drive the worm 4 to rotate.

[0040] See also Figure 3 The rear side of the power motor 9 is connected with the internal bolts of the sleeve frame 1. The power motor 9 is located at the top of the large bevel gear 6. After the power motor 9 is fixed by the sleeve frame 1, it is convenient for the operation of the power motor 9. The positions of the power motor 9 and the large bevel gear 6 can avoid structural interference.

[0041] See also Figure 1 The opening on the left side of the sleeve frame 1 is connected with a heat dissipation net, which corresponds to the power motor 9. The heat dissipation net is used to dissipate heat from the power motor 9 to ensure the continuous operation of the power motor 9.

[0042] See also Figure 1 Both ends of the worm 4 are rotatably sleeved with the inner part of the sleeve frame 1, the axis of the large bevel gear 6 is rotatably connected with the inner part of the sleeve frame 1, the worm 4 is rotatably arranged with the sleeve frame 1 through a bearing to ensure the smooth rotation of the worm 4, and the large bevel gear 6 is rotatably arranged with the sleeve frame 1 through a bearing to ensure the smooth rotation of the large bevel gear 6.

[0043] See also Figure 4 Both sides of the sleeve frame 1 are bolted with handles, and the surface of the handles is covered with anti-slip sleeves. The handles are used to operate the sleeve frame 1 and are convenient for fixing the sleeve frame 1.

[0044] Embodiment 2

[0045] The difference between this embodiment and the first embodiment is that the driving gear 10 and the passive gear 11 are replaced by a driving wheel, a transmission belt connected to the driving wheel internally, and a passive wheel connected to the transmission belt internally. The power motor 9 can drive the transmission belt to rotate through the driving wheel, and the transmission belt can drive the worm 4 to rotate through the passive wheel. However, there is a risk of the transmission belt detaching in its belt drive structure, which is very inconvenient when maintenance is required. Therefore, the present application preferably uses a driving gear 10 and a passive gear 11.

[0046] It should be noted that the specific type of power motor 9 to be used is selected by the relevant technical personnel familiar with the field, and the above power motor 9 belongs to the existing technology and will not be elaborated in this solution.

[0047] The foundation pit displacement monitoring prism frame 3 adopts the existing technology and can use the prism part of the patent application number 201720946297.X.

[0048] The operating steps of the utility model are as follows: align the sleeve frame 1 with the position to be monitored, and then drive it down, drive the rod 2 into the ground, drive the spiral rod 8 into the ground, and then turn on the power supply of the power motor 9, the power motor 9 is controlled by a motor controller, and the power motor 9 uses a lithium battery as a power source. The power motor 9 can drive the active gear 10 to rotate, the active gear 10 can drive the passive gear 11 to rotate, the passive gear 11 can drive the worm 4 to rotate, the worm 4 can drive the worm wheel 5 to rotate clockwise, the worm wheel 5 can drive the large bevel gear 6 to rotate, the large bevel gear 6 can drive the small bevel gear 7 to rotate, the small bevel gear 7 can drive the spiral rod 8 to rotate, the surface of the spiral rod 8 adopts a spiral pattern, and the rotating spiral rod 8 can rotate and drill into the ground, thereby driving the sleeve frame 1 to move downward until the sleeve frame 1 is completely fixed, and the foundation pit displacement monitoring prism frame 3 is stuck on the top of the sleeve frame 1.

[0049] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A foundation pit displacement monitoring device, characterized in that: include Sleeve frame (1); A tie rod (2), wherein two tie rods (2) are provided, and both tie rods (2) are welded to the bottom of the sleeve frame (1); A foundation pit displacement monitoring prism frame (3), the foundation pit displacement monitoring prism frame (3) is clamped on the top of the sleeve frame (1); A spiral rod (8), the spiral rod (8) is rotatably sleeved on a hole at the bottom of the sleeve frame (1); A small bevel gear (7), the small bevel gear (7) is key-connected to the top end of the spiral rod (8); A transmission mechanism, the transmission mechanism comprising a worm (4), a worm wheel (5) and a large bevel gear (6), the surface of the worm (4) meshing with the top of the worm wheel (5), the rear side of the worm wheel (5) being key-connected with the surface of the large bevel gear (6), and the teeth of the large bevel gear (6) meshing with the teeth of the small bevel gear (7); A power mechanism is key-connected to the worm (4), and is used to drive the screw rod (8) to rotate.

2. A foundation pit displacement monitoring device according to claim 1, characterized in that: The power mechanism comprises a power motor (9), a driving gear (10) and a driven gear (11); the output end of the power motor (9) is key-connected to the axis of the driving gear (10); the teeth of the driving gear (10) are meshed with the teeth of the driven gear (11); and the axis of the driven gear (11) is key-connected to the right end of the surface of the worm (4).

3. A foundation pit displacement monitoring device according to claim 2, characterized in that: The rear side of the power motor (9) is connected to the internal bolts of the sleeve frame (1), and the power motor (9) is located on the top of the large bevel gear (6).

4. A foundation pit displacement monitoring device according to claim 1, characterized in that: The opening on the left side of the sleeve frame (1) is clamped with a heat dissipation net, which corresponds to the power motor (9).

5. The foundation pit displacement monitoring device according to claim 1, characterized in that: Both ends of the worm (4) are rotatably sleeved with the interior of the sleeve frame (1), and the axis of the large bevel gear (6) is rotatably connected with the interior of the sleeve frame (1).

6. The foundation pit displacement monitoring device according to claim 1, characterized in that: Both sides of the sleeve frame (1) are connected with handles by bolts, and the surfaces of the handles are covered with anti-slip covers.

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