Drill rod lifting auxiliary device for shallow drilling
By designing a drill pipe lifting auxiliary device for shallow drilling, the connection and release of the drill pipe and the lifting device is automatically completed by using the winch device and pulley set, the problem of the need for a dedicated person to climb up the height in the existing technology is solved, and the drilling is improved Efficiency and safety reduce costs.
Patent Information
- Application Number
- CN202420506734.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-15
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-03-15
AI Technical Summary
In shallow drilling, when the depth of the drill pipe exceeds 5m, the connection between the drill pipe and the lifting device requires a dedicated climbing operation, which increases labor costs and safety hazards and reduces drilling efficiency.
A drill pipe lift auxiliary device is designed, including a fixed winch device on the ground next to the drilling area, a main pulley set and an auxiliary pulley set, an auxiliary wire rope and a main wire rope, and the automatic connection between the drill pipe and the lifting device is achieved through hooks and locks. and lifting, avoiding climbing operations.
The device can complete the connection and release of the drill rod and lifting device on the ground, improve drilling efficiency, reduce labor quantity, reduce construction costs, and completely eliminate safety hazards of high-altitude operations.
Smart Images
Figure CN222141186U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of drilling tools and relates to a drill rod lifting auxiliary device used for shallow drilling. Background Art
[0002] In the field of engineering geological drilling, when the drilling depth exceeds 5m, the number of drill rods needs to be increased to continue drilling. When drilling is completed or core extraction is completed, the drill rod is often lifted to a height of 5-6m from the ground. It is necessary to arrange a special person to use climbing tools to release the connection between the drill rod and the lifting device, which increases the manpower cost of drilling and reduces the drilling efficiency. Frequent high-altitude operations also pose safety hazards. Utility Model Content
[0003] The utility model aims to provide a drill rod lifting auxiliary device for shallow drilling, which solves the problem in the prior art that a special person needs to use climbing tools to release the connection between the drill rod and the lifting device, which increases the manpower cost of drilling and reduces the drilling efficiency.
[0004] The technical solution adopted by the utility model is a drill rod lifting auxiliary device for shallow drilling, comprising a hoisting device fixed on the ground beside a drilling area, a main pulley block fixedly arranged above the hoisting device, an auxiliary pulley fixed below the main pulley block and located on one side of the hoisting device, and an auxiliary steel wire rope, one end of the auxiliary steel wire rope is connected with a lock buckle, and the other end of the auxiliary steel wire rope is connected with a hook after passing through the auxiliary pulley and the main pulley block in sequence, one end of the main steel wire rope is wound on the hoisting device, and the other end of the main steel wire rope is connected with a hook a after passing through the main pulley block.
[0005] The utility model is also characterized in that:
[0006] The diameter of the auxiliary pulley is 10-15 cm, and the auxiliary pulley is made of a rigid material.
[0007] The diameter of the main pulley block is 10-15cm, and the main pulley block is made of rigid material.
[0008] The lock buckle and the hook are fixedly connected to the two ends of the auxiliary steel wire rope.
[0009] The length of the auxiliary wire rope is 2-2.5 times the distance between the auxiliary pulley and the main pulley group.
[0010] The hook a is connected with the lock catch.
[0011] The hook is connected to the drilling tool of the drilling equipment.
[0012] The beneficial effects of the utility model are:
[0013] 1. The utility model completes the work of disconnecting and connecting the drill rod and the lifting device on the ground by combining the pulley block device. The structure is simple, the manufacturing tool can make full use of the existing drilling tools, and it is easy to manufacture and use on site.
[0014] 2. The utility model is easy to manufacture, and the pulley block can be directly connected to the drilling equipment after manufacture. According to the lifting capacity of the drilling tool, only the pulley diameter and the wire rope diameter need to be adjusted.
[0015] 3. The utility model is flexible to install and is suitable for various drilling tools. The auxiliary pulley can be freely fixed according to the size and shape of the drilling tool.
[0016] 4. The utility model is used for shallow drilling. When the drilling depth does not exceed 25m, it improves work efficiency, shortens drilling and lifting time, reduces the number of drilling workers, and reduces construction costs.
[0017] 5. The utility model is used for shallow drilling. When the drilling depth does not exceed 25m, the hidden safety hazards of high-altitude operations at the construction site can be completely eliminated. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a structural schematic diagram of a drill rod lifting auxiliary device for shallow drilling of the utility model;
[0019] Figure 2 yes Figure 1 Side view of
[0020] Figure 3 It is a structural schematic diagram of a drilling lifting device in the prior art;
[0021] Figure 4 It is a structural schematic diagram of a drilling lifting device in the prior art during drilling;
[0022] Figure 5 It is a schematic diagram of the structure of the drilling lifting device in the prior art after drilling is completed;
[0023] Figure 6 It is a structural schematic diagram of a drilling lifting device in the prior art to complete drilling;
[0024] Figure 7 This is a schematic diagram of the structure of the drill rod lifting auxiliary device used for shallow drilling of the utility model during drilling;
[0025] Figure 8 This is a schematic diagram of the structure of the drill rod lifting auxiliary device used for shallow drilling of the utility model after drilling is completed;
[0026] Fig. 9 The utility model is a structural schematic diagram of a drill rod lifting auxiliary device for shallow drilling to complete drilling.
[0027] In the figure: 1. Auxiliary pulley; 2. Lock; 3. Auxiliary wire rope; 4. Main pulley block; 5. Hook; 6. Main wire rope; 7. Hook; 8. Winch device. DETAILED DESCRIPTION
[0028] The utility model is described in detail below with reference to the accompanying drawings and specific implementation modes.
[0029] The utility model is a drill rod lifting auxiliary device for shallow drilling, and its structure is as follows Figure 1-2 As shown, it includes a hoisting device 8 fixed on the ground next to the drilling area, a main pulley block 4 is fixedly arranged above the hoisting device 8, an auxiliary pulley 1 is fixed below the main pulley block 4 and located on one side of the hoisting device 8, and also includes an auxiliary steel wire rope 3, one end of the auxiliary steel wire rope 3 is connected with a lock buckle 2, and the other end of the auxiliary steel wire rope 3 is connected to a hook 5 after passing through the auxiliary pulley 1 and the main pulley block 4 in sequence, one end of the main steel wire rope 6 is wound around the hoisting device 8, and the other end of the main steel wire rope 6 is connected to a hook a7 after passing through the main pulley block 4.
[0030] The lock buckle 2 and the hook 5 are fixedly connected to the two ends of the auxiliary steel wire rope 3 .
[0031] The length of the auxiliary steel wire rope 3 is 2-2.5 times the distance between the auxiliary pulley 1 and the main pulley block 4.
[0032] The hook a7 is connected to the lock buckle 2.
[0033] The hook 5 is connected to the drilling tool of the drilling equipment.
[0034] The working principle of the drill rod lifting auxiliary device for shallow drilling in this embodiment is: connect the hook 5 to the drill tool lock, connect the hook a7 to the lock 2, the winch device 8 retracts the main wire rope 6, and lifts the drill tool. After the drill tool is completely exposed to the surface, release the connection between the hook a7 and the lock 2, connect the hook a7 to the drill rod lock, and lift the drill rod.
[0035] like Figure 3 As shown in FIG. 1 , it is a schematic diagram of the structure of a drilling lifting device in the prior art. Figure 4 As shown, when drilling with the existing drilling lifting device, after the drill tool is connected to the drill rod, the drill tool is driven downward by its own power, and when the top of the drill tool reaches the ground, the hook a7 is connected to the drill tool lock. Figure 5 As shown, after drilling is completed, the hoisting device 7 lifts the main wire rope 6 through the main pulley block 4 and lifts the drilling tool through the hook a7. When the drilling tool is completely exposed to the surface, the top of the drilling tool is about 5-6 meters above the ground, and it is necessary to climb to release the connection between the hook a7 and the drilling tool lock. Figure 6 As shown, the hook a7 is connected to the drill rod lock buckle, the drill rod is lifted, and the drilling is completed.
[0036] like Figure 7 As shown, the drill rod lifting auxiliary device of the utility model, when drilling, after the drill tool is connected to the drill rod, the drill tool is driven downward by its own power, and when the top of the drill tool reaches the ground, the hook a7 is connected to the lock 2, and the hook 5 is connected to the drill tool lock. Figure 8 As shown, after drilling is completed, the winch device lifts the drilling tool through the auxiliary device, and when the drilling tool is completely exposed to the surface, the connection between the hook a7 and the lock 2 is just located at the ground, and the connection between the hook a7 and the lock 2 is released. Fig. 9 As shown, the hook a7 is connected to the drill rod lock, and the drill rod is continuously lifted. The connection between the hook 5 and the drill tool lock does not need to be released. When drilling continues, the above actions are repeated. Drilling work can be completed on the ground without the need for climbing operations.
[0037] Example 2
[0038] The drill rod lifting auxiliary device used for shallow drilling has a structure such as Figure 1-2 As shown, it includes a hoisting device 8 fixed on the ground beside the drilling area, a main pulley block 4 is fixedly arranged above the hoisting device 8, an auxiliary pulley 1 is fixed below the main pulley block 4 and located on one side of the hoisting device 8, and also includes an auxiliary steel wire rope 3, one end of the auxiliary steel wire rope 3 is connected to a lock buckle 2, and the other end of the auxiliary steel wire rope 3 is connected to a hook 5 after passing through the auxiliary pulley 1 and the main pulley block 4 in sequence, and one end of the main steel wire rope 6 is wound around the hoisting device 8, and the other end of the main steel wire rope 6 is connected to a hook a7 after passing through the main pulley block 4. The lock buckle 2 and the hook 5 are fixedly connected to the two ends of the auxiliary steel wire rope 3. The length of the auxiliary steel wire rope 3 is 2-2.5 times the distance between the auxiliary pulley 1 and the main pulley block 4. The hook a7 is connected to the lock buckle 2. The hook 5 is connected to the drilling tool of the drilling equipment. The diameter of the auxiliary pulley 1 is 10-15 cm, and the auxiliary pulley 1 is made of a rigid material. The diameter of the main pulley block 4 is 10-15 cm, and the main pulley block 4 is made of rigid material.
[0039] Example 3
[0040] The drill rod lifting auxiliary device for shallow drilling in Example 1 of the utility model is used for drilling in a wind-blown sand grassland area in Yulin. The designed drilling depth is 20 to 25 meters, and 5 to 6 drill rods of 3.5 meters in length are required. Therefore, each connection and release between the drill rod and the drill tool needs to be arranged by a special person, which greatly increases the drilling cost. Since the connection and release work between the drill rod and the drill tool is carried out at high altitude, the height is about 5 to 6 meters from the ground, which is a high-altitude operation and has great safety hazards. The utility model can complete the release and connection work between the drill rod and the lifting device on the ground, completely eliminating the safety hazards of high-altitude operations at the construction site. Table 1 is a comparison of the use efficiency of the utility model and the existing drill rod lifting device.
[0041] Table 1
[0042]
Claims
1. A drill rod lifting auxiliary device for shallow drilling, characterized in that: The invention comprises a hoisting device (8) fixed on the ground beside a drilling area, a main pulley block (4) being fixedly arranged above the hoisting device (8), an auxiliary pulley (1) being fixed below the main pulley block (4) and located on one side of the hoisting device (8), and an auxiliary steel wire rope (3), one end of which is connected to a lock buckle (2), and the other end of which is connected to a hook (5) after passing through the auxiliary pulley (1) and the main pulley block (4) in sequence, and one end of a main steel wire rope (6) is wound around the hoisting device (8), and the other end of which is connected to a hook a (7) after passing through the main pulley block (4).
2. The drill rod lifting auxiliary device for shallow drilling according to claim 1, characterized in that: The diameter of the auxiliary pulley (1) is 10-15 cm, and the auxiliary pulley (1) is made of a rigid material.
3. The drill rod lifting auxiliary device for shallow drilling according to claim 1 or 2, characterized in that: The diameter of the main pulley block (4) is 10-15 cm, and the main pulley block (4) is made of rigid material.
4. The drill rod lifting auxiliary device for shallow drilling according to claim 1, characterized in that: The lock buckle (2) and the hook (5) are fixedly connected to the two ends of the auxiliary steel wire rope (3).
5. The drill rod lifting auxiliary device for shallow drilling according to claim 1, characterized in that: The length of the auxiliary steel wire rope (3) is 2-2.5 times the distance between the auxiliary pulley (1) and the main pulley block (4).
6. The drill rod lifting auxiliary device for shallow drilling according to claim 1, characterized in that: The hook a (7) is connected to the lock buckle (2).
7. The drill rod lifting auxiliary device for shallow drilling according to claim 1, characterized in that: The hook (5) is connected to a drilling tool of the drilling equipment.