High-altitude derrick for vertical shaft

Abstract

The high-altitude derrick comprises a single-layer derrick frame, a support, a large supporting rod, a short transverse support, a small angle node, a long transverse support, a large angle node, a strength support and an auxiliary support, the single-layer derrick frame comprises the large supporting rod, the short transverse support, the long transverse support and the strength support, and a butt joint groove is formed in the bottom of the large supporting rod. The two ends of the long transverse support are installed on the large supporting rod through large angle nodes, the two ends of the short transverse support are installed on the large supporting rod through small angle nodes, the upper installation block is fixedly connected with the installation screw hole A through a bolt, and the lower installation block is fixedly connected with the installation screw hole B through a bolt. By building each layer of derrick frame of the derrick on the ground and adopting the modular design, the situation that workers need to carry out tedious single frame splicing operation in the high altitude for a long time is avoided, the high-altitude derrick can be rapidly built, the risk of high-altitude operation of the workers is reduced, and the building efficiency of the high-altitude derrick is also improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-altitude derricks, in particular to a high-altitude derrick for a vertical shaft. Background Art

[0002] The derrick is a device used to place the crane, hang the traveling block, big hook, lifting ring, elevator and other equipment during drilling or well repair, as well as to lift and store drill pipe, oil pipe and sucker rod. The derrick is composed of the main body, crane platform, crane frame, second-layer platform, riser platform and working ladder. The derrick of the drilling rig can be divided into four basic types according to the main characteristics of the overall structure: tower derrick, front opening derrick, A-type derrick and mast derrick.

[0003] The existing devices have the following shortcomings when in use: most of the high-altitude derricks require workers to stay in the air for a long time to perform tedious single-frame splicing, and the high-altitude derricks cannot be built quickly, which increases the risk of high-altitude operations for workers and affects the efficiency of building the high-altitude derricks. Utility Model Content

[0004] The purpose of the utility model is to provide a high-altitude derrick for a vertical shaft to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-altitude derrick for a vertical shaft, comprising a single-layer derrick frame, a support, a large support rod, a short transverse support, a small angle node, a long transverse support, a large angle node, a strength support and an auxiliary support, the single-layer derrick frame comprising a large support rod, a short transverse support, a long transverse support and a strength support, a docking groove is provided at the bottom of the large support rod, a steel bar is installed between the docking groove and the support, both ends of the long transverse support are installed on the large support rod through the large angle node, and both ends of the short transverse support are installed on the large support rod through the small angle node, and upper mounting blocks and lower mounting blocks are installed at both ends of the strength support, a mounting screw hole A is provided on the short transverse support, and a mounting screw hole B is provided on the long transverse support, the upper mounting block is fixedly connected to the mounting screw hole A by a bolt, and the lower mounting block is fixedly connected to the mounting screw hole B by a bolt.

[0006] By adopting the above technical solution, a single-layer derrick frame includes four large support rods. Long horizontal supports are installed between every two sets of adjacent large support rods through large angle nodes, and short horizontal supports are installed through small angle nodes. Strength supports are then installed between the long horizontal supports and short horizontal supports on each side. The auxiliary supports are rotated so that one end is fixed with the small angle node bolts to complete the assembly of the single-layer derrick frame. The staff builds three sets of single-layer derrick frames (not limited to three sets) in the construction site. For the single-layer derrick frame on the bottom layer, the bottom docking grooves of the four large support rods need to be aligned with the concrete. The steel bars on the cast-in-place supports are connected, and then the single-layer derrick frame of the second layer is combined with the single-layer derrick frame of the bottom layer through lifting equipment, so that the docking grooves and the docking bosses fit together, and then they are fixed with bolts to complete the construction of the A-shaped derrick. By building each layer of the derrick frame on the ground, the modular design avoids the need for workers to stay in the air for a long time to perform tedious single-frame splicing operations, and can quickly build high-altitude derricks, reducing the risk of high-altitude operations for workers and improving the efficiency of building high-altitude derricks.

[0007] Preferably, a hinged seat is installed on the strength support, one end of the auxiliary support is hingedly installed on the hinged seat, and the other end of the auxiliary support is fixed to the small angle node bolt.

[0008] By adopting the above technical solution, the auxiliary support hingedly installed on the hinged seat is rotated so that the other end of the auxiliary support is fixed to the small angle node bolt, which facilitates the installation of the derrick.

[0009] Preferably, a docking boss is installed on the top end of the large support rod, and the docking boss fits into the docking groove.

[0010] By adopting the above technical solution, the docking protrusions fit into the docking grooves, making it convenient to splice and combine multi-layer and single-layer derrick frames.

[0011] Preferably, the support is cast in concrete, a portion of the steel bar is in the support, the other end of the steel bar is inserted into the docking groove, and the connection between the support and the large support rod is cast in cement to form a whole.

[0012] By adopting the above technical solution, four groups of supports are formed by pouring concrete, and steel bars are inserted before the concrete dries up. After the supports are dried up, the steel bars are inserted into the docking grooves on the bottom single-layer derrick frame, and then the joints are poured with cement.

[0013] Preferably, the single-layer derrick frames are provided in three groups but not limited to three groups, and the three groups of the single-layer derrick frames are combined into an A-shaped derrick.

[0014] By adopting the above technical solution, the staff built three groups (not limited to three groups) of single-layer derrick frames in the construction site to complete the construction of the A-shaped derrick.

[0015] Preferably, the strength supports are provided in two groups, and the two groups of strength supports are inclined relative to each other.

[0016] By adopting the above technical solution, two groups of strength supports are provided to increase the support of the derrick.

[0017] Preferably, screw holes are provided on the large support rod and the docking boss.

[0018] By adopting the above technical solution, bolts and screw holes are used to complete the fixed connection between the single-layer derrick frames of each layer.

[0019] Compared with the prior art, the beneficial effects of the utility model are: by building each layer of the derrick frame on the ground, the modular design avoids the need for workers to stay in the air for a long time to perform tedious single-frame splicing operations, and can quickly build high-altitude derricks, reducing the risks of high-altitude operations for workers and improving the efficiency of building high-altitude derricks. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0021] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model.

[0022] Figure 3 It is a schematic diagram of the assembly structure of a single-layer derrick frame of the utility model.

[0023] Figure 4 It is a schematic diagram of the derrick assembly structure of the utility model.

[0024] In the figure: 1. Single-layer derrick frame; 2. Support; 3. Steel bar; 4. Large support rod; 5. Docking groove; 6. Docking boss; 7. Short horizontal support; 8. Small angle node; 9. Mounting screw hole A; 10. Long horizontal support; 11. Large angle node; 12. Mounting screw hole B; 13. Strength support; 14. Upper mounting block; 15. Lower mounting block; 16. Articulated seat; 17. Auxiliary support. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 , including a single-layer derrick frame 1, a support 2, a large support rod 4, a short transverse support 7, a small angle node 8, a long transverse support 10, a large angle node 11, a strength support 13 and an auxiliary support 17, the single-layer derrick frame 1 includes a large support rod 4, a short transverse support 7, a long transverse support 10 and a strength support 13, the bottom of the large support rod 4 is provided with a docking groove 5, a steel bar 3 is installed between the docking groove 5 and the support 2, the two ends of the long transverse support 10 are installed on the large support rod 4 through the large angle node 11, the short transverse support The two ends of the support 7 are installed on the large support rod 4 through the small angle node 8, the two ends of the strength support 13 are installed with an upper mounting block 14 and a lower mounting block 15, the short horizontal support 7 is provided with a mounting screw hole A9, the long horizontal support 10 is provided with a mounting screw hole B12, the upper mounting block 14 is fixedly connected to the mounting screw hole A9 by a bolt, and the lower mounting block 15 is fixedly connected to the mounting screw hole B12 by a bolt. The single-layer derrick frame 1 includes four large support rods 4, and each two groups of adjacent large support rods 4 are connected by a large angle node. The long horizontal support 10 is installed on the node 11, and the short horizontal support 7 is installed through the small angle node 8. Then, the strength support 13 is installed between the long horizontal support 10 and the short horizontal support 7 on each side, and the auxiliary support 17 is rotated so that one end is bolted to the small angle node 8 to complete the assembly of the single-layer derrick frame 1. The staff builds three groups of single-layer derrick frames 1 (not limited to three groups) in the construction site. The single-layer derrick frame 1 on the bottom layer needs to connect the bottom docking grooves 5 of the four large support rods 4 with the steel bars 3 on the support 2 formed by concrete pouring, and then the single-layer derrick frame 1 of the second layer is combined with the single-layer derrick frame 1 of the bottom layer through the lifting equipment, so that the docking grooves 5 fit with the docking protrusions 6, and then fixed with bolts to complete the construction of the A-shaped derrick. By building each layer of the derrick frame on the ground, the modular design avoids the need for the staff to stay in the air for a long time to perform tedious single-frame splicing operations, and can quickly build the high-altitude derrick, reducing the risk of high-altitude operations for the staff and improving the construction efficiency of the high-altitude derrick.

[0027] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 A hinged seat 16 is installed on the strength support 13, and one end of an auxiliary support 17 is hingedly installed on the hinged seat 16. The other end of the auxiliary support 17 is bolted to the small angle node 8. By rotating the auxiliary support 17 hingedly installed on the hinged seat 16, the other end of the auxiliary support 17 is bolted to the small angle node 8, which facilitates the installation of the derrick. A docking boss 6 is installed on the top of the large support rod 4, and the docking boss 6 fits with the docking groove 5. The docking boss 6 fits with the docking groove 5, which facilitates the splicing and combination of multi-layer and single-layer derrick frames 1.

[0028] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 The support 2 is formed by concrete pouring, a part of the steel bar 3 is in the support 2, and the other end of the steel bar 3 is inserted into the docking groove 5. The connection between the support 2 and the large support rod 4 is poured with cement to form a whole. Four groups of supports 2 are formed by concrete pouring, and the steel bar 3 is inserted when the concrete is not dry. After the support 2 is dry, the steel bar 3 is inserted into the docking groove 5 on the bottom single-layer derrick frame 1, and then the connection is poured with cement. The single-layer derrick frame 1 is provided with three groups and is not limited to three groups. The three groups of single-layer derrick frames 1 are combined into an A-shaped derrick. The staff builds three groups of single-layer derrick frames 1 not limited to three groups in the construction site to complete the construction of the A-shaped derrick. The strength support 13 is provided with two groups, and the two groups of strength supports 13 are inclined correspondingly. The strength support 13 is provided with two groups to increase the support of the derrick. Screw holes are opened on the large support rod 4 and the docking boss 6, and bolts are used to cooperate with the screw holes to complete the fixed connection between the single-layer derrick frames 1 of each layer.

[0029] The implementation principle of a high-altitude derrick for a vertical shaft in the embodiment of the present application is as follows: a single-layer derrick frame 1 includes four large support rods 4, a long horizontal support 10 is installed between every two groups of adjacent large support rods 4 through a large angle node 11, a short horizontal support 7 is installed through a small angle node 8, and then a strength support 13 is installed between the long horizontal support 10 and the short horizontal support 7 on each side, and the auxiliary support 17 is rotated so that one end is bolted to the small angle node 8 to complete the assembly of the single-layer derrick frame 1. The staff builds three groups of single-layer derrick frames 1 (not limited to three groups) in the construction site. The single-layer derrick frame 1 on the bottom layer needs to have four large support rods. The bottom docking groove 5 of the support rod 4 is connected to the steel bar 3 on the support 2 formed by concrete pouring, and then the second-layer single-layer derrick frame 1 is combined with the bottom-layer single-layer derrick frame 1 through lifting equipment, so that the docking groove 5 fits with the docking protrusion 6, and then fixed with bolts to complete the construction of the A-shaped derrick. By building each layer of the derrick frame on the ground, the modular design avoids the need for workers to stay in the air for a long time to perform tedious single-frame splicing operations, and can quickly build high-altitude derricks, reducing the risk of high-altitude operations for workers and improving the construction efficiency of high-altitude derricks.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-altitude derrick for a vertical shaft, comprising a single-layer derrick frame (1), a support (2), a large support rod (4), a short transverse support (7), a small angle node (8), a long transverse support (10), a large angle node (11), a strength support (13) and an auxiliary support (17), Features: The single-layer derrick frame (1) comprises a large support rod (4), a short transverse support (7), a long transverse support (10) and a strength support (13); a docking groove (5) is provided at the bottom of the large support rod (4); a steel bar (3) is installed between the docking groove (5) and the support (2); both ends of the long transverse support (10) are installed on the large support rod (4) through a large angle node (11); both ends of the short transverse support (7) are installed on the large support rod (4) through a small angle node (8); an upper mounting block (14) and a lower mounting block (15) are installed at both ends of the strength support (13); a mounting screw hole A (9) is provided on the short transverse support (7); a mounting screw hole B (12) is provided on the long transverse support (10); the upper mounting block (14) is fixedly connected to the mounting screw hole A (9) by a bolt; and the lower mounting block (15) is fixedly connected to the mounting screw hole B (12) by a bolt.

2. A high altitude derrick for a vertical shaft according to claim 1, Features: A hinge seat (16) is installed on the strength support (13), one end of an auxiliary support (17) is hingedly installed on the hinge seat (16), and the other end of the auxiliary support (17) is bolted to the small angle node (8).

3. A high altitude derrick for a vertical shaft according to claim 1, Features: A docking boss (6) is installed at the top end of the large support rod (4), and the docking boss (6) fits into the docking groove (5).

4. A high altitude derrick for a vertical shaft according to claim 1, Features: The support (2) is formed by pouring concrete, a portion of the steel bar (3) is in the support (2), the other end of the steel bar (3) is inserted into the docking groove (5), and cement is poured at the connection between the support (2) and the large support rod (4) to form a whole.

5. The high-altitude derrick for a vertical shaft according to claim 1, Features: The single-layer derrick frames (1) are provided in three groups but are not limited to three groups. The three groups of single-layer derrick frames (1) are combined into an A-shaped derrick.

6. A high altitude derrick for a vertical shaft according to claim 1, Features: The strength supports (13) are provided in two groups, and the two groups of strength supports (13) are inclined relative to each other.

7. A high altitude derrick for a vertical shaft according to claim 2, Features: Screw holes are provided on the large support rod (4) and the docking protrusion (6).

Images