Derrick base section mounting device

Abstract

The utility model relates to a derrick base section installation device which comprises a left platform and a right platform which are symmetrically arranged, a left single piece of a derrick base section is placed on the left platform, a right single piece of the derrick base section is placed on the right platform, and the left platform is fixedly connected with the right platform. The left platform and the right platform are both provided with adjusting supporting rods, one end of the adjusting supporting rod on the left platform is fixedly connected with the left platform, and the other end is fixedly connected with the left single piece; one end of an adjusting support rod on the right platform is fixedly connected with the right platform, and the other end is fixedly connected with a right single piece. By using the device, a body and accessories can be mounted at one time without secondary transfer of a derrick base section; when the device is used for installing the derrick base section, overturning risks are avoided; by using the device, the installation difficulty can be greatly reduced, and the installation time is shortened; by using the device, the use of a crane can be reduced, and the operation cost is saved.

Description

Technical Field

[0001] The utility model relates to the field of oil and gas drilling, in particular to a derrick base section installation device. Background Art

[0002] In the field of oil and gas drilling, vertical lifting derricks, compared with rotary K-type derricks, have a smaller footprint, a more compact structure, and lower transportation size and cost. They are especially suitable for mountainous environments with limited size, hilly areas with complex terrain, and densely populated areas with high land use costs.

[0003] The modular design, modular transportation, and key components of the derrick base installation device, which enable rapid assembly and disassembly of modules, are of great significance for reducing the number of derrick transport modules and improving the efficiency of integrated transportation and disassembly and installation.

[0004] The existing derrick base section is installed with the wellhead facing up: first, the back connecting frame is placed, then the left and right sections are placed on the back connecting frame, and then the diagonal rods and other connecting parts are installed. After the entire frame is installed, the derrick base is raised and accessories such as the ladder platform are installed.

[0005] The main problems of the existing technology are: 1. Three cranes are required for coordinated installation; 2. When installing a single piece, the center of gravity is unstable and a crane is needed to straighten it; 3. After the frame is installed, the entire derrick base needs to be lifted and raised for installing ladders and accessories. Utility Model Content

[0006] In order to solve the above problems, the utility model provides a derrick base section installation device which is easy to assemble and has high assembly efficiency.

[0007] The technical solution adopted by the utility model is: a derrick base section installation device, characterized in that: it comprises a symmetrically arranged left platform and a right platform, the left single piece of the derrick base section is placed on the left platform, the right single piece of the derrick base section is placed on the right platform, and the left platform and the right platform are fixedly connected; the left platform and the right platform are both provided with an adjusting support rod, the adjusting support rod on the left platform is fixedly connected to the left platform at one end, and the other end is fixedly connected to the left single piece; the adjusting support rod on the right platform is fixedly connected to the right platform at one end, and the other end is fixedly connected to the right single piece.

[0008] Preferably, the left platform includes a horizontal section and an inclined section, the upper straight section of the left single piece is placed on the horizontal section, and the front legs of the left single piece are placed on the inclined section.

[0009] Preferably, the right platform includes a horizontal section and an inclined section, the upper straight section of the right single piece is placed on the horizontal section, and the front legs of the right single piece are placed on the inclined section.

[0010] Preferably, guardrails are provided on both the left platform and the right platform.

[0011] Preferably, the adjustment support rod includes a first stud and a second stud, wherein the first stud has a first ear seat at one end and the other end is connected to one end of the second stud via a screw rod; the other end of the second stud has a second ear seat.

[0012] Preferably, a first locking nut is provided between the first stud and the screw rod, and a second locking nut is provided between the second stud and the screw rod, and the first locking nut and the second locking nut have opposite rotation directions.

[0013] Preferably, the first ear seat is connected to the left single piece, and the second ear seat is connected to the left platform; or the first ear seat is connected to the right single piece, and the second ear seat is connected to the right platform.

[0014] The beneficial effects achieved by the utility model are:

[0015] 1. Convenient: The device can be used to install the main body and accessories at one time without the need to transfer the derrick base section twice;

[0016] 2. Safety: There is no risk of overturning when using this device to install the derrick base section;

[0017] 3. Efficiency: Using this device to install can greatly reduce the difficulty of installation and reduce installation time;

[0018] 4. Economical: Using this device for installation can reduce the use of cranes and save operating costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a structural diagram of the derrick body;

[0020] Figure 2 This is a structural diagram of the derrick base section;

[0021] Figure 3 This is a structural diagram of the derrick base section installation device of the present utility model;

[0022] Figure 4-5 A schematic diagram of assembling the derrick base section on the derrick base section mounting device;

[0023] Figure 6 A schematic diagram of the structure for adjusting the support rod;

[0024] In the figure: 1-left platform; 2-right platform; 3-guardrail; 4-adjustable support rod; 11-horizontal section; 12-inclined section; 21-IV section; 22-III section; 23-II section; 24-I section; 25-base section; 251-single-piece upper straight section; 252-front leg; 253-left single piece; 254-right single piece; 256-first back crossbeam; 257-second back crossbeam; 258-back connecting frame; 259-first diagonal rod; 2510-second diagonal rod; 41-first ear plate; 42-first stud; 43-first locking nut; 44-screw; 45-second locking nut; 46-second stud; 47-oil cup; 48-second ear plate. DETAILED DESCRIPTION

[0025] The following is a clear and complete description of the technical solution of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0026] like Figure 1-2 As shown, the derrick body includes, from top to bottom, a section IV 21, a section III 22, a section II 23, a section I 24, and a base section 25. The base section 25 consists of two left and right frames (a left single frame 253 and a right single frame 254), a first back crossbeam 256, a second back crossbeam 257, a back connecting frame 258, a first diagonal tie rod 259, and a second diagonal tie rod 2510. The left single frame 253 and the right single frame 254 are connected to the first back crossbeam 256 and the second back crossbeam 257 by bolts; the left single frame 253 and the right single frame 254 are connected to the back connecting frame 258 by a pin; the first back crossbeam 256, the second back crossbeam 257, and the back connecting frame 258 are connected to the first diagonal tie rod 259 and the second diagonal tie rod 2510 by a pin.

[0027] Combine Figure 3-6 As shown, a derrick base section installation device of the present invention is used to install and assemble the base section 25, including a symmetrically arranged left platform 1 and a right platform 2, the left single piece 253 of the derrick base section 25 is placed on the left platform 1, and the right single piece 254 of the derrick base section 25 is placed on the right platform 2, and the left platform 1 and the right platform 2 are fixedly connected by a pin shaft; the left platform 1 and the right platform 2 are both provided with an adjusting support rod 4, the adjusting support rod 4 on the left platform 1 is fixedly connected to the left platform 1 at one end, and fixedly connected to the left single piece 253 at the other end; the adjusting support rod 4 on the right platform 2 is fixedly connected to the right platform 2 at one end, and fixedly connected to the right single piece 254 at the other end.

[0028] To use the derrick base section installation device, first connect the left and right platforms 1 and 2 with pins. Then, hoist each individual piece of the derrick base section 25 onto the corresponding platform. Use the adjustable support rods 4 to secure the derrick base section 25 to the platform. Then, install the back connector, diagonal braces, and other components. Finally, install the derrick base section accessories in sequence. This reduces the need for cranes and ensures personnel safety. This derrick base section installation device is suitable for assembling and disassembling derrick base sections, as well as for removing and installing base section accessories.

[0029] In this embodiment, the left platform 1 includes a horizontal section 11 and an inclined section 12 . The upper straight section 251 of the left single piece 253 is placed on the horizontal section 11 , and the front leg 252 connected to the left single piece 253 is placed on the inclined section 12 .

[0030] In this embodiment, the right platform 2 has the same structure as the left platform 1, including a horizontal section 11 and an inclined section 12. The upper straight section 251 of the right single piece 254 is placed on the horizontal section 11, and the front leg 252 connected to the right single piece 254 is placed on the inclined section 12.

[0031] In this embodiment, guardrails 3 are provided on both the left platform 1 and the right platform 2 .

[0032] In this embodiment, the adjustment support rod 4 includes a first stud 42 and a second stud 46. One end of the first stud 42 is provided with a first ear seat 41, and the other end is connected to one end of the second stud 46 through a screw rod 44; the other end of the second stud 46 is provided with a second ear seat 48.

[0033] In this embodiment, a first locking nut 43 is provided between the first stud 42 and the screw rod 44, and a second locking nut 45 is provided between the second stud 46 and the screw rod 44. The first locking nut 43 and the second locking nut 45 are threaded in opposite directions (the first locking nut 43 is left-handed, and the second locking nut 45 is right-handed). The ends of the screw rod 44 are threadedly connected to the first stud 42 and the second stud 46 respectively through oil cups 47.

[0034] In this embodiment, the first ear seat 41 is connected to the left single piece 253 , and the second ear seat 48 is connected to the left platform 1 ; or the first ear seat 41 is connected to the right single piece 254 , and the second ear seat 48 is connected to the right platform 2 .

[0035] It should be noted that the above description of the technical solution is illustrative only. This specification may be embodied in various forms and should not be construed as limiting the technical solution set forth herein. Rather, these descriptions are provided to ensure that the disclosure of this utility model is thorough and complete and to fully convey the scope of this disclosure to those skilled in the art. Furthermore, the technical solution of this utility model is limited only by the scope of the claims.

[0036] Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above embodiments and is susceptible to numerous variations. Any simple modifications, equivalent variations, and modifications to the above embodiments based on the technical essence of the present invention shall be deemed to fall within the scope of protection of the present invention.

Claims

1. A derrick base section installation device, characterized by: It comprises a symmetrically arranged left platform and a right platform, the left single piece of the derrick base section is placed on the left platform, the right single piece of the derrick base section is placed on the right platform, and the left platform and the right platform are fixedly connected; the left platform and the right platform are both provided with an adjusting support rod, one end of the adjusting support rod on the left platform is fixedly connected to the left platform, and the other end is fixedly connected to the left single piece; the adjusting support rod on the right platform is fixedly connected to the right platform, and the other end is fixedly connected to the right single piece.

2. The derrick base section installation device according to claim 1, characterized in that: The left platform includes a horizontal section and an inclined section, the upper straight section of the left single piece is placed on the horizontal section, and the front legs of the left single piece are placed on the inclined section.

3. The derrick base section installation device according to claim 1, characterized in that: The right platform includes a horizontal section and an inclined section, the upper straight section of the right single piece is placed on the horizontal section, and the front legs of the right single piece are placed on the inclined section.

4. The derrick base section installation device according to claim 1, characterized in that: Both the left platform and the right platform are provided with guardrails.

5. The derrick base section installation device according to claim 1, characterized in that: The adjustment support rod includes a first stud and a second stud, wherein one end of the first stud is provided with a first ear seat, and the other end is connected to one end of the second stud through a screw rod; the other end of the second stud is provided with a second ear seat.

6. The derrick base section installation device according to claim 5, characterized in that: A first locking nut is provided between the first stud and the screw rod, and a second locking nut is provided between the second stud and the screw rod. The first locking nut and the second locking nut have opposite rotation directions.

7. The derrick base section installation device according to claim 5, characterized in that: The first ear seat is connected to the left single piece, and the second ear seat is connected to the left platform; or the first ear seat is connected to the right single piece, and the second ear seat is connected to the right platform.

Images