Backfill settlement observation device

Abstract

The utility model relates to the field of building construction, in particular to a backfill soil settlement observation device which comprises a protective cylinder, a top cover is arranged at the upper end of the protective cylinder, a centering hole coaxial with the protective cylinder is formed in the middle of the top cover, a detection rod is arranged in the protective cylinder, a hoisting support is arranged on the top cover, and the hoisting support is connected with the detection rod. A rotating shaft is arranged at the top of the hoisting support, a rocking handle is arranged at one end of the rotating shaft, a hoisting rope is wound on the rotating shaft, and the lower end of the hoisting rope is connected with a rapid clamp used for clamping the detection rod. According to the utility model, the verticality of the detection rod is adjusted in a suspension manner, which is convenient for workers to operate and is simple and trouble-saving.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of building construction especially relates to a backfill soil settlement observation device. BACKGROUND

[0002] In high fill engineering, a detection rod is buried for observing and measuring the settlement of the underlying undisturbed soil, so as to confirm whether the undisturbed soil enters the stable period after the completion of the high fill engineering. In order to avoid the detection rod being damaged by construction machinery during construction and causing inaccurate observation data, the existing detection rod is buried after the detection rod is buried, that is, the detection rod is placed into the hole after the hole is drilled to the undisturbed soil and the corresponding length of the protection tube is placed into the hole. If the detection rod is placed into the protection tube and serious deflection occurs, the settlement measurement accuracy will be affected. At present, the verticality of the detection rod is adjusted by repeatedly pulling the detection rod by hand, and finally the detection rod is calibrated by a bubble level. The adjustment process of the detection rod is relatively time-consuming. SUMMARY

[0003] Based on the above problems, the utility model aims at providing a backfill soil settlement observation device. The utility model adopts the following technical scheme:

[0004] The utility model provides a backfill soil settlement observation device, including the protection tube, the upper end of protection tube is provided with the top, the top middle part is provided with the centering hole with the protection tube same axis, be provided with the detection rod in the protection tube, be provided with the hoisting support on the top, the top of hoisting support is provided with the pivot, one end of pivot is provided with the handle, the pivot is wound with the lifting rope, the lower end of lifting rope has the quick clamp connection for clamping detection rod.

[0005] Preferably, the quick clamp includes a ring seat, two upwardly facing clamping jaws are symmetrically arranged on the ring seat, the bottom of the clamping jaw is rotatably connected to the ring seat, a back plate is provided on the back of the clamping jaw, the back plates on both sides are connected by a connecting rope, a rope ring is sleeved on the connecting rope, and the rope ring is connected with the lifting rope.

[0006] Preferably, a rubber pad is provided on the clamping surface of the clamping jaw.

[0007] Preferably, anti-slip patterns are provided on the outer side surface of the rubber pad.

[0008] Preferably, a plurality of positioning holes surrounding the centering hole are provided on the top cover, and a plurality of positioning columns are provided on the bottom of the hoisting support, the positioning holes and the positioning columns correspond to each other one by one.

[0009] Preferably, the top cover and the protection tube are threadedly connected.

[0010] Compared with the prior art, the utility model has the beneficial technical effects:

[0011] The utility model discloses a suspension mode adjusts the perpendicularity of detection rod, and it is convenient for worker operation, simple and easy. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model will be further explained in connection with the drawings.

[0013] Figure 1 It is structure schematic diagram for backfill soil settlement observation device of the utility model;

[0014] Figure 2 It is structure schematic diagram for quick clamp of the utility model;

[0015] Figure 3 It is use schematic diagram for the utility model;

[0016] Mark explanation: 1, the casing;2, the top cover;201, the centering hole;3, the detection rod;4, the hoisting support;5, the pivot;6, the lifting rope;7, the quick clamp;701, the ring seat;702, the jaw;703, the backplate;704, the connecting rope;705, the rope ring;706, the rubber pad;707, the antiskid line;8, the positioning hole;9, the positioning column;10, the backfill soil;11, the undisturbed soil. DETAILED DESCRIPTION

[0017] In order to make the technical problem, technical scheme and beneficial effect that the utility model wants to solve more clearly clear, the following is in connection with the drawings and example, and the utility model is further detailed.

[0018] As Figure 1 And 2 The utility model discloses a backfill soil settlement observation device, including the casing 1, the top of casing 1 is provided with the top cover 2, and the middle part of top cover 2 is provided with the centering hole 201 with the coaxial center of casing 1, and the detection rod 3 is arranged in casing 1, and the hoisting support 4 is arranged on top cover 2, and the top of hoisting support 4 is provided with the pivot 5, and one end of pivot 5 is provided with the handle 501, and the lifting rope 6 is wound on pivot 5, and the lower end of lifting rope 6 is connected with the quick clamp 7 for clamping detection rod 3.

[0019] As Figure 2 The utility model discloses a backfill soil settlement observation device, including the casing 1, the top of casing 1 is provided with the top cover 2, and the middle part of top cover 2 is provided with the centering hole 201 with the coaxial center of casing 1, and the detection rod 3 is arranged in casing 1, and the hoisting support 4 is arranged on top cover 2, and the top of hoisting support 4 is provided with the pivot 5, and one end of pivot 5 is provided with the handle 501, and the lifting rope 6 is wound on pivot 5, and the lower end of lifting rope 6 is connected with the quick clamp 7 for clamping detection rod 3.

[0020] In the embodiment, the clamping surface of jaw 702 is provided with rubber pad 706. The outer side of rubber pad 706 is provided with antiskid line 707.

[0021] In the embodiment, the top cover 2 is provided with a plurality of positioning holes 8 surrounding the centering hole 201, and the bottom of the hoisting support 4 is provided with a plurality of positioning columns 9, and the positioning holes 8 and the positioning columns 9 correspond to each other one by one.

[0022] In the embodiment, the top cover 2 is threadedly connected with the casing 1.

[0023] As shown in Figure 3 The operation process of the utility model is as follows:

[0024] After the high fill engineering is completed, the hole forming machine is used to drill a hole in the backfill soil 10, and the drilling depth is until the undisturbed soil 11, the casing 1 with a corresponding length is placed in the hole, the detection rod 3 is placed in the casing 1, then the top cover 2 is installed and fixed with the casing 1, and the top of the detection rod 3 is pulled out from the centering hole 201.

[0025] Then the hoisting support 4 is placed on the top of the top cover 2, the positioning column 9 is inserted into the corresponding positioning hole 8, the quick clamp 7 is sleeved on the detection rod 3, the lifting rope 6 is wound by rotating the handle 501, the connecting rope 704 is pulled during the winding process of the lifting rope 6, and the connecting rope 704 is pulled tight to drive the two clamping jaws 702 and clamp on the detection rod 3, at this time, the handle 501 is continuously rotated to wind the lifting rope 6 to lift the whole detection rod 3, and the detection rod 3 is slowly lowered after being lifted, and thus the detection rod 3 is in a vertical state.

[0026] The above-described embodiments are only used to describe the preferred modes of the utility model, and do not limit the scope of the utility model, and various deformations and improvements of the technical solutions of the utility model made by those skilled in the art without departing from the design spirit of the utility model should fall within the protection scope determined by the claims of the utility model.

Claims

1. A backfill settlement observation device, comprising a casing (1), the upper end of the casing (1) is provided with a top cover (2), the middle part of the top cover (2) is provided with a centering hole (201) coaxial with the casing (1), and a detection rod (3) is arranged in the casing (1), characterized in that: The top cover (2) is provided with a lifting support (4), the top of the lifting support (4) is provided with a rotating shaft (5), one end of the rotating shaft (5) is provided with a crank (501), the rotating shaft (5) is wound with a lifting rope (6), and the lower end of the lifting rope (6) is connected with a quick clamp (7) for clamping the detection rod (3).

2. The backfill settlement observation device according to claim 1, characterized by: The quick clamp (7) comprises a ring seat (701), two upwards clamping jaws (702) are symmetrically arranged on the ring seat (701), the bottom of the clamping jaw (702) is rotationally connected to the ring seat (701), the back of the clamping jaw (702) is provided with a back plate (703), the back plates (703) on the two sides are connected through a connecting rope (704), a rope ring (705) is sleeved on the connecting rope (704), and the rope ring (705) is connected with the lifting rope (6).

3. The backfill settlement observation device according to claim 2, characterized by: Rubber pads (706) are arranged on the clamping surfaces of the clamping jaws (702).

4. The backfill settlement observation device according to claim 3, characterized by: Anti-skid lines (707) are arranged on the outer sides of the rubber pads (706).

5. The backfill settlement observation device according to claim 1, characterized by: A plurality of positioning holes (8) surrounding the centering hole (201) are arranged on the top cover (2), and the bottom of the lifting support (4) is provided with a plurality of positioning columns (9); the positioning holes (8) and the positioning columns (9) correspond to each other one by one.

6. The backfill settlement observation device according to claim 1, characterized by: The top cover (2) is threadedly connected with the casing (1).

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