Anti-falling device for water exploration and drainage casing pipe

Abstract

The utility model discloses an anti-falling device for a water exploration and drainage casing pipe. The anti-falling device comprises a U-shaped clamp, the U-shaped clamp is arranged outside the casing pipe in a sleeved mode, a limiting plate is arranged at the end of the U-shaped clamp in a sleeved mode, a limiting nut is arranged outside the limiting plate, and a pull ring is arranged at one end of the U-shaped clamp. The number of the limiting nuts is two, the limiting nuts are connected with the two ends of the U-shaped clamp through threads respectively, and the U-shaped clamp is formed by machining a waste anchor rod. The U-shaped hoop is arranged outside the casing pipe and fixed through the limiting plate and the limiting nut, the situation that the casing pipe falls into a hole during casing pipe running due to the fact that the inclination angle of a drill hole is large is avoided, construction safety and efficiency are improved, construction risks are reduced, use is convenient, and operation is easy.

Description

TECHNICAL FIELD

[0001] The utility model relates to a protective device, in particular to a water exploration and discharge casing anti-falling device, belongs to coal mine construction technical field. BACKGROUND

[0002] Water exploration and discharge drilling construction is a common operation mode in mine, geological exploration and building engineering, and is mainly used for detecting underground water resources, geological structure and safety monitoring in construction process.

[0003] In the construction process of water exploration and discharge drilling, the inclination of the drilling has an important influence on the efficiency and safety of the operation; when the drilling inclination is large, the casing is easy to slide from the drilling due to gravity, which not only causes the construction to be interrupted and increases the construction cost, but also may cause safety accidents and threaten the safety of the construction personnel. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problems that the existing technology is overcome, a water exploration and discharge casing anti-falling device is provided, the falling problem of the casing in large inclination drilling construction is effectively prevented, the safety and efficiency of construction are improved, and the construction risk is reduced.

[0005] The utility model takes the technical scheme to solve the technical problems:

[0006] A water exploration and discharge casing anti-falling device, including the U type clamp, the end of the U type clamp is equipped with the limit board, the outside of the limit board is provided with the limit nut, one end of the U type clamp is provided with the pull ring.

[0007] The limit nut is two, is connected together through the thread with two ends of the U type clamp respectively.

[0008] The limit board is processed from the steel sheet, and the insertion hole is dug in the position corresponding to the U type clamp on the limit board.

[0009] The U type clamp is processed from the anchor rod and is connected together through the thread with the limit nut.

[0010] The U type clamp is equipped in the outside of the casing and is fixed through the limit board and the limit nut.

[0011] The utility model has the following beneficial effects:

[0012] 1. The utility model discloses a U-shaped clamp is arranged on the outside of the sleeve pipe, and is fixed through the limiting plate and the limiting nut, avoids the situation that the sleeve pipe drops due to the large inclination angle in the drilling process, improves the safety and efficiency of construction, reduces the construction risk, and can be repeatedly used.

[0013] 2. The U-shaped clamp of the utility model is processed from an anchor rod, has high strength and good toughness, and can bear the gravity of the sleeve pipe under a large inclination angle and external force impact in the construction process.

[0014] 3. The utility model discloses a pull ring is arranged at one end of the U-shaped clamp, facilitates the dismounting operation of the staff, and simultaneously, facilitates the pinch of the staff when adjusting, improves the convenience of the equipment, is convenient to use, and is simple to operate. DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a right view of Figure 1 ;

[0017] Figure 3 It is a use state diagram of the utility model;

[0018] Among them: 1-U type clamp, 2-limiting plate, 3-limiting nut, 4-pull ring, A-sleeve pipe. CONCRETE IMPLEMENTING METHOD

[0019] The utility model will be explained and instructed further in combination with the drawings:

[0020] Embodiment, see Figures 1-3 , a water sleeve pipe anti-falling device, including U type clamp 1, the end of U type clamp 1 is sleeved with limiting plate 2, limiting nut 3 is set up in the outside of limiting plate 2, and pull ring 4 is set up at one end of U type clamp 1.

[0021] Limiting nut 3 is two, is connected together through the thread with the both ends of U type clamp 1 respectively.

[0022] Limiting plate 2 is processed from steel sheet, and the insertion hole is dug on the position of limiting plate 2 corresponding U type clamp 1.

[0023] U type clamp 1 is processed from waste anchor rod, and is connected together through the thread with limiting nut 3.

[0024] U type clamp 1 is sleeved on the outside of sleeve pipe, and is fixed through limiting plate 2, limiting nut 3.

[0025] In the above description, the inner diameter of the U-shaped clamp matches the outer diameter of the sleeve pipe, so that the U-shaped clamp can be sleeved on the outside of the sleeve pipe.

[0026] In the above description, the limiting nut is used to fix the sleeve and the U-shaped clamp, and the use of the limiting plate ensures the stability of the device.

[0027] In use, the U-shaped clamp 1 is sleeved on the outside of the sleeve, and the U-shaped clamp is fixed on the sleeve through the limiting plate 2 and the limiting nut 3. The position of the device can be conveniently adjusted through the pull ring 4, and the stability of the sleeve during construction is ensured. During the drilling of the sleeve, the device can be used to clamp the sleeve to prevent the sleeve from falling into the hole, and can be repeatedly used. It has been used in the water exploration drilling field of the 23010 transportation crossheading bottom drainage roadway and the 23010 middle bottom drainage roadway in my mine, which can greatly improve the construction progress of the sleeve, ensure that the drilling construction is one-time hole, and effectively prevent the sleeve from falling into the hole.

[0028] The utility model discloses a sleeve is set up U-shaped clamp on the outside, and is fixed through limiting plate and limiting nut, avoids the situation that the sleeve falls into the hole during the sleeve of the large inclination angle of drilling, improves the safety and efficiency of construction, reduces the construction risk, and is convenient to use and easy to operate.

Claims

1. A waterway sleeve anti-drop device, comprising a U-shaped clamp (1), characterized in that: The end of the U-shaped clamp (1) is sleeved with a limiting plate (2), the outside of the limiting plate (2) is provided with a limiting nut (3), and one end of the U-shaped clamp (1) is provided with a pull ring (4).

2. A waterway sleeve anti-drop device according to claim 1, characterized in that: The limiting nut (3) is two, which are connected together through threads at two ends of the U-shaped clamp (1).

3. A waterway sleeve anti-drop device according to claim 1, characterized in that: The limiting plate (2) is processed by a steel plate, and the limiting plate (2) is provided with a bushing at a position corresponding to the U-shaped clamp (1).

4. A waterway sleeve anti-drop device according to claim 1, characterized in that: The U-shaped clamp (1) is processed by an anchor rod and connected together with the limiting nut (3) through threads.

5. A waterway sleeve anti-drop device according to claim 1, characterized in that: The U-shaped clamp (1) is sleeved outside the sleeve pipe and fixed through the limiting plate (2) and the limiting nut (3).

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