Casing pipe lifting and screwing-on device of truck-mounted drilling rig

Abstract

The utility model relates to the technical field of truck-mounted drilling rigs, and discloses a casing lifting and screwing-on device of a truck-mounted drilling rig, which comprises a connecting rotating shaft, a first elevator arc-shaped clamping block movably mounted on the left side of the outer wall of the connecting rotating shaft, and a second elevator arc-shaped clamping block movably mounted on the right side of the outer wall of the connecting rotating shaft. A first anti-skid pad is fixedly installed on the inner wall of the first elevator arc-shaped clamping block, a second anti-skid pad is fixedly installed on the inner wall of the second elevator arc-shaped clamping block, and the fastening buckle assembly is arranged and can achieve the purpose of fastening a sleeve through a fastening bolt and a fastening nut; the whole fastening buckle assembly can be rapidly connected together in an aligned mode through the auxiliary buckle assembly, a fastening bolt and a fastening nut can be conveniently installed, meanwhile, a certain fastening effect can be achieved, the situation that a casing pipe is loosened when the elevator equipment fastens the casing pipe is avoided, the using effect of the whole device is improved, and the service life of the elevator equipment is prolonged. Meanwhile, the installation hidden danger of the whole device is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle-mounted drilling rigs, in particular to a casing lifting and screwing device for vehicle-mounted drilling rigs. Background Technique

[0002] With the continuous development of modern technology, vehicle-mounted drilling rigs are increasingly widely used in the fields of oil, geological exploration, etc. During the drilling process, as one of the key equipment, the performance of the casing lifting and screwing device directly affects the drilling efficiency and safety.

[0003] When the elevating device on the traditional casing lifting and screwing device fixes the casing, it only fixes the casing through a simple buckle mechanism. Once the buckle mechanism is severely worn, the casing is likely to cause the elevating device to loosen during the lifting process, having certain installation hidden dangers.

[0004] Therefore, we propose a casing lifting and screwing device for vehicle-mounted drilling rigs. Content of the Utility Model

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art, and provides a casing lifting and screwing device for vehicle-mounted drilling rigs.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme. The casing lifting and screwing device for vehicle-mounted drilling rigs includes a connecting rotating shaft. A first elevating arc-shaped clamping block is movably installed on the left side of the outer wall of the connecting rotating shaft, and a second elevating arc-shaped clamping block is movably installed on the right side of the outer wall of the connecting rotating shaft. A first anti-slip pad is fixedly installed on the inner wall of the first elevating arc-shaped clamping block, and a second anti-slip pad is fixedly installed on the inner wall of the second elevating arc-shaped clamping block. A first connecting block is fixedly installed on the top of the first elevating arc-shaped clamping block, a first lifting rope is fixedly installed on the top of the first connecting block, a second connecting block is fixedly installed on the top of the second elevating arc-shaped clamping block, a second lifting rope is fixedly installed on the top of the second connecting block. A fastening buckle assembly is arranged at the bottom of the first elevating arc-shaped clamping block, and the right side of the top of the fastening buckle assembly is fixedly connected with the bottom of the second elevating arc-shaped clamping block. The fastening buckle assembly includes a third connecting block, and the top of the third connecting block is fixedly connected with the bottom of the first elevating arc-shaped clamping block.

[0007] Preferably, a fourth connecting block is movably installed on the right side wall surface of the third connecting block, and the top of the fourth connecting block is fixedly connected with the bottom of the second elevating arc-shaped clamping block.

[0008] Preferably, an auxiliary buckle assembly is arranged on the outer wall of the fourth connecting block, and the left side of the inner wall of the auxiliary buckle assembly is movably connected with the outer wall of the third connecting block.

[0009] Preferably, a fastening bolt is movably installed on the inner wall of the auxiliary buckle assembly, and the left side wall surface of the fastening bolt movably penetrates the left side wall surfaces of the fourth connecting block and the third connecting block respectively.

[0010] Preferably, a fastening nut is threadedly connected to the left side of the outer wall of the fastening bolt.

[0011] Preferably, the auxiliary buckle assembly includes a fixing frame, and the inner wall of the fixing frame is movably connected to the right side of the outer wall of the fastening bolt.

[0012] Preferably, the inner wall of the fixing frame is movably connected to the outer wall of the fourth connecting block, and a connecting hinge is fixedly installed on the left side of the bottom of the fixing frame.

[0013] Preferably, a movable plate is fixedly installed on the left side of the top of the connecting hinge, and the movable plate is movably connected to the fixing frame through the connecting hinge.

[0014] Preferably, the right side wall surface of the movable plate is in movable contact with the left side wall surface of the third connecting block, and the inner wall of the movable plate is movably connected to the left side of the outer wall of the fastening bolt.

[0015] Advantageous Effects

[0016] The present utility model provides a casing lifting and screwing device for a vehicle-mounted drilling rig. It has the following advantageous effects:

[0017] 1. For the casing lifting and screwing device of the vehicle-mounted drilling rig, by providing a fastening buckle assembly, the fastening buckle assembly can achieve the purpose of fastening the casing through the fastening bolt and the fastening nut, and the auxiliary buckle assembly can enable the entire fastening buckle assembly to be quickly aligned and connected together, facilitating the installation of the fastening bolt and the fastening nut, and at the same time can also play a certain fastening role, avoiding the loosening of the lifting clamp device when fastening the casing, improving the use effect of the entire device, and at the same time reducing the installation hidden danger of the entire device.

[0018] 2. For the casing lifting and screwing device of the vehicle-mounted drilling rig, by providing a first anti-slip pad and a second anti-slip pad, the first anti-slip pad and the second anti-slip pad can further improve the wrapping and fastening ability of the first lifting clamp arc-shaped block and the second lifting clamp arc-shaped block, making the entire device more firmly clamped when clamping the casing, avoiding the situation of slipping when the entire device clamps the casing, and further improving the safety performance of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a front overall structural schematic diagram of the present utility model;

[0020] Figure 2 is a front structural schematic diagram of the fastening buckle assembly of the present utility model;

[0021] Figure 3 This is a front structural schematic diagram of the auxiliary buckle assembly of the present utility model.

[0022] Legend: 10, connecting rotating shaft; 11, first hanging clamp arc-shaped block; 12, second hanging clamp arc-shaped block; 13, first anti-slip pad; 14, second anti-slip pad; 15, first connecting block; 16, first hanging rope; 17, second connecting block; 18, second hanging rope; 19, fastening buckle assembly; 20, third connecting block; 21, fourth connecting block; 22, auxiliary buckle assembly; 23, fastening bolt; 24, fastening nut; 25, fixing frame; 26, connecting hinge; 27, movable plate. Specific implementation mode

[0023] Example 1: The casing lifting and screwing device of a vehicle-mounted drill rig, as Figure 1 shown, includes a connecting rotating shaft 10. A first hanging clamp arc-shaped block 11 is movably installed on the left side of the outer wall of the connecting rotating shaft 10, and a second hanging clamp arc-shaped block 12 is movably installed on the right side of the outer wall of the connecting rotating shaft 10. A first anti-slip pad 13 is fixedly installed on the inner wall of the first hanging clamp arc-shaped block 11, and a second anti-slip pad 14 is fixedly installed on the inner wall of the second hanging clamp arc-shaped block 12. A first connecting block 15 is fixedly installed on the top of the first hanging clamp arc-shaped block 11, a first hanging rope 16 is fixedly installed on the top of the first connecting block 15, a second connecting block 17 is fixedly installed on the top of the second hanging clamp arc-shaped block 12, and a second hanging rope 18 is fixedly installed on the top of the second connecting block 17. A fastening buckle assembly 19 is arranged at the bottom of the first hanging clamp arc-shaped block 11, and the top right side of the fastening buckle assembly 19 is fixedly connected to the bottom of the second hanging clamp arc-shaped block 12. By providing the fastening buckle assembly 19, the fastening buckle assembly 19 can achieve the purpose of fastening the casing through the fastening bolt 23 and the fastening nut 24. The auxiliary buckle assembly 22 can enable the entire fastening buckle assembly 19 to be quickly aligned and connected together, facilitating the installation of the fastening bolt 23 and the fastening nut 24, and at the same time can also play a certain fastening role, avoiding the loosening of the hanging clamp device during the fastening of the casing, improving the use effect of the entire device, and reducing the installation hidden danger of the entire device.

[0024] Example 2: On the basis of Example 1, as Figure 2As shown in the figure, the fastening buckle assembly 19 includes a third connecting block 20, and the top of the third connecting block 20 is fixedly connected to the bottom of the first hanging card arc-shaped clamping block 11. A fourth connecting block 21 is movably installed on the right side wall surface of the third connecting block 20, and the top of the fourth connecting block 21 is fixedly connected to the bottom of the second hanging card arc-shaped clamping block 12. An auxiliary buckle assembly 22 is arranged on the outer wall of the fourth connecting block 21, and the left side of the inner wall of the auxiliary buckle assembly 22 is movably connected to the outer wall of the third connecting block 20. A fastening bolt 23 is movably installed on the inner wall of the auxiliary buckle assembly 22, and the left side wall surface of the fastening bolt 23 movably penetrates through the left side wall surfaces of the fourth connecting block 21 and the third connecting block 20 respectively. A fastening nut 24 is threadedly connected to the left side of the outer wall of the fastening bolt 23. By providing the first anti-slip pad 13 and the second anti-slip pad 14, the first anti-slip pad 13 and the second anti-slip pad 14 can further improve the wrapping and fastening ability of the first hanging card arc-shaped clamping block 11 and the second hanging card arc-shaped clamping block 12, making the whole device more tightly fastened when clamping the casing, avoiding the situation of slipping when the whole device clamps the casing, and further improving the safety performance of the whole device.

[0025] Embodiment 3: On the basis of Embodiment 1 and Embodiment 2, as Figure 3 shown, the auxiliary buckle assembly 22 includes a fixing frame 25, and the inner wall of the fixing frame 25 is movably connected to the right side of the outer wall of the fastening bolt 23. The inner wall of the fixing frame 25 is movably connected to the outer wall of the fourth connecting block 21. A connecting hinge 26 is fixedly installed on the left side of the bottom of the fixing frame 25. A movable plate 27 is fixedly installed on the left side of the top of the connecting hinge 26, and the movable plate 27 is movably connected to the fixing frame 25 through the connecting hinge 26. The right side wall surface of the movable plate 27 is in movable contact with the left side wall surface of the third connecting block 20. The inner wall of the movable plate 27 is movably connected to the left side of the outer wall of the fastening bolt 23.

[0026] The working principle of the present utility model: By sleeving the first hanging card arc-shaped clamping block 11 and the second hanging card arc-shaped clamping block 12 onto the casing, by rotating the movable plate 27 on the auxiliary buckle assembly 22, the movable plate 27 rotates through the connecting hinge 26 to contact the left side wall surface of the third connecting block 20. By inserting the fastening bolt 23, the fastening bolt 23 sequentially penetrates through the left side wall surfaces of the fixing frame 25, the fourth connecting block 21, the third connecting block 20 and the movable plate 27. By threadedly connecting the fastening nut 24 to the fastening bolt 23, the first hanging card arc-shaped clamping block 11 and the second hanging card arc-shaped clamping block 12 can wrap and fasten the casing, and the first anti-slip pad 13 and the second anti-slip pad 14 on the first hanging card arc-shaped clamping block 11 and the second hanging card arc-shaped clamping block 12 can further improve the fastening ability and anti-slip ability of the whole device.

[0027] The above has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A casing lifting and buckling device for a vehicle-mounted drilling rig, comprising a connecting rotating shaft (10), characterized in that: A first hanging card arc clamp block (11) is movably mounted on the left side of the outer wall of the connecting rotating shaft (10), a second hanging card arc clamp block (12) is movably mounted on the right side of the outer wall of the connecting rotating shaft (10), a first anti-skid pad (13) is fixedly mounted on the inner wall of the first hanging card arc clamp block (11), a second anti-skid pad (14) is fixedly mounted on the inner wall of the second hanging card arc clamp block (12), a first connecting block (15) is fixedly mounted on the top of the first connecting block (15), and a first hanging rope (16) is fixedly mounted on the top of the first connecting block (15). ), a second connecting block (17) is fixedly installed on the top of the second elevator arc clamp block (12), a second lifting rope (18) is fixedly installed on the top of the second connecting block (17), a fastening buckle assembly (19) is provided at the bottom of the first elevator arc clamp block (11), and the top right side of the fastening buckle assembly (19) is fixedly connected to the bottom of the second elevator arc clamp block (12), and the fastening buckle assembly (19) includes a third connecting block (20), and the top of the third connecting block (20) is fixedly connected to the bottom of the first elevator arc clamp block (11).

2. The casing lifting and buckling device for a vehicle-mounted drilling rig according to claim 1, characterized in that: A fourth connecting block (21) is movably mounted on the right wall surface of the third connecting block (20), and the top of the fourth connecting block (21) is fixedly connected to the bottom of the second hanging card arc clamping block (12).

3. The casing lifting and buckling device for a vehicle-mounted drilling rig according to claim 2, characterized in that: The outer wall of the fourth connection block (21) is provided with an auxiliary buckle assembly (22), and the left side of the inner wall of the auxiliary buckle assembly (22) is movably connected to the outer wall of the third connection block (20).

4. The casing lifting and buckling device for a vehicle-mounted drilling rig according to claim 3, characterized in that: A fastening bolt (23) is movably mounted on the inner wall of the auxiliary buckle assembly (22), and the left side wall of the fastening bolt (23) movably penetrates the left side walls of the fourth connecting block (21) and the third connecting block (20).

5. The casing lifting and buckling device for a vehicle-mounted drilling rig according to claim 4, characterized in that: The left side of the outer wall of the fastening bolt (23) is threadedly connected with a fastening nut (24).

6. The casing lifting and buckling device for a vehicle-mounted drilling rig according to claim 3, characterized in that: The auxiliary buckle assembly (22) includes a fixing frame (25), and the inner wall of the fixing frame (25) is movably connected to the right side of the outer wall of the fastening bolt (23).

7. The casing lifting and buckling device for a vehicle-mounted drilling rig according to claim 6, characterized in that: The inner wall of the fixing frame (25) is movably connected to the outer wall of the fourth connecting block (21), and a connecting hinge (26) is fixedly installed on the left side of the bottom of the fixing frame (25).

8. The casing lifting and buckling device for a vehicle-mounted drilling rig according to claim 7, characterized in that: A movable plate (27) is fixedly mounted on the left side of the top of the connecting hinge (26), and the movable plate (27) is movably connected to the fixing frame (25) through the connecting hinge (26).

9. The casing lifting and buckling device for a vehicle-mounted drilling rig according to claim 8, characterized in that: The right side wall of the movable plate (27) is in movably contact with the left side wall of the third connecting block (20), and the inner wall of the movable plate (27) is movably connected with the left side of the outer wall of the fastening bolt (23).

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