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CN-224228639-U - Split type christmas tree

CN224228639UCN 224228639 UCN224228639 UCN 224228639UCN-224228639-U

Abstract

The utility model relates to the technical field of christmas trees, in particular to a split type christmas tree, which comprises a fixed base, wherein a circular groove is formed in the upper end of the fixed base, a fixed column is fixedly arranged in the middle of the circular groove, a connecting column is arranged on the side surface of the fixed column, a christmas tree body is arranged at the upper end of the connecting column, a bolt II is arranged at the bottom end of the christmas tree body, a plurality of groups of threaded holes III are formed in the surface of the connecting column, a roller II and a roller I are arranged on the side surface of the connecting column, the bolt I is connected with the threaded holes III through a bolt II penetrating flange in a threaded manner, the bolt I is connected with the threaded holes I in a threaded manner, the two groups of christmas tree bodies are respectively fixed on the two groups of connecting columns, oil extraction work can be performed, the bolt I can be pushed to move on the fixed base, the christmas tree body is pushed to a proper position, and then the oil extraction work can be performed, the two groups of christmas trees can work simultaneously, the exploitation efficiency is improved to a certain extent, and time is saved.

Inventors

  • ZHAO HONGYONG
  • QIAN QINGHUA

Assignees

  • 盐城欧胜石油机械有限公司

Dates

Publication Date
20260512
Application Date
20250725

Claims (6)

  1. 1. The split type Christmas tree comprises a fixed base (1) and is characterized in that a circular groove (2) is formed in the upper end of the fixed base (1), a fixed column (3) is fixedly arranged in the middle of the circular groove (2), a connecting column (4) is arranged on the side of the fixed column (3), a Christmas tree body (8) is arranged at the upper end of the connecting column (4), and a second bolt (20) is arranged at the bottom end of the Christmas tree body (8); A plurality of groups of threaded holes III (21) are formed in the surface of the connecting column (4), and a roller II (15) and a roller I (14) are arranged on the side surface of the connecting column (4); The inner wall of the fixed base (1) is provided with a first chute (12), and the second roller (15) is slidably arranged in the first chute (12).
  2. 2. The split type christmas tree according to claim 1, wherein the surface of the fixed column (3) is provided with a second annular groove (7), one side of the second annular groove (7) is provided with a second sliding groove (13), one side of the second annular groove (7) is communicated with the second sliding groove (13), the other side of the second annular groove (7) is communicated with the fixed column (3), one side of the first sliding groove (12) is provided with a first annular groove (6), one side of the first annular groove (6) is communicated with the first sliding groove (12), and the other side of the first annular groove (6) is communicated with the inner wall of the fixed base (1).
  3. 3. The split type christmas tree according to claim 1, wherein the connecting column (4) is provided with two groups, the second roller (15) and the first roller (14) are symmetrically installed around the connecting column (4), a mounting hole is formed in one side wall of the second roller (15), a first bearing (18) is fixedly installed in the mounting hole, a second fixing rod (17) is fixedly installed on the inner annular surface of the first bearing (18), and the other end of the second fixing rod (17) is fixedly installed on one side of the connecting column (4).
  4. 4. The split type christmas tree according to claim 1, wherein a mounting hole is formed in one side wall of the first roller (14), a second bearing (19) is fixedly mounted in the mounting hole, a first fixing rod (16) is fixedly mounted on the inner annular surface of the second bearing (19), the other end of the first fixing rod (16) is fixedly mounted on one side of the connecting column (4), the first roller (14) is slidably mounted in the second sliding groove (13), and the diameter of the first roller (14) is larger than that of the second roller (15).
  5. 5. The split type christmas tree according to claim 1, wherein two groups of the christmas tree bodies (8) are fixedly provided with fixing blocks (9) on one side of the bottom ends, threaded holes II (11) are formed in the surfaces of the fixing blocks (9), a plurality of groups of threaded holes I (5) are formed in the upper surface of the fixing base (1), bolts I (10) are arranged at the upper ends of the fixing blocks (9), and the bolts I (10) are in threaded connection with the threaded holes I (5) and the threaded holes I (5).
  6. 6. The split type Christmas tree according to claim 1, wherein the second bolt (20) is located at the flange position at the bottom end of the Christmas tree body (8), and the second bolt (20) penetrates through the flange and is in threaded connection with the third threaded hole (21).

Description

Split type christmas tree Technical Field The utility model relates to the field of christmas trees, in particular to a split type christmas tree. Background Christmas trees are wellhead devices used to recover oil, such as from blow wells and mechanical wells. The production control system is main equipment for controlling and regulating oil and gas production at the uppermost part of an oil and gas well, and mainly comprises three parts of a casing head, a tubing head and a production tree body, wherein most of the existing production trees are integral production trees. In the prior art, the integral type christmas tree can only be mined at one position in the use process, the angle position cannot be adjusted, the mining efficiency is low, and the mining time is long. Disclosure of utility model The utility model aims to provide a split type christmas tree so as to solve the problems in the background art. In order to achieve the purpose, the split type Christmas tree comprises a fixed base, wherein a circular groove is formed in the upper end of the fixed base, a fixed column is fixedly arranged in the middle of the circular groove, a connecting column is arranged on the side of the fixed column, a Christmas tree body is arranged at the upper end of the connecting column, and a bolt II is arranged at the bottom end of the Christmas tree body; a plurality of groups of threaded holes III are formed in the surface of the connecting column, and a roller II and a roller I are arranged on the side surface of the connecting column; The inner wall of the fixed base is provided with a first chute, and the second roller is slidably arranged in the first chute. Preferably, the surface of the fixing column is provided with a second annular groove, one side of the second annular groove is provided with a second sliding groove, one side of the second annular groove is communicated with the second sliding groove, the other side of the second annular groove penetrates through the fixing column, one side of the sliding groove is provided with a first annular groove, one side of the first annular groove is communicated with the first sliding groove, and the other side of the first annular groove penetrates through the inner wall of the fixing base. Preferably, the connecting column is provided with two groups, the second idler wheel and the first idler wheel are symmetrically installed around the connecting column, a mounting hole is formed in one side wall of the second idler wheel, a first bearing is fixedly installed in the mounting hole, a second fixing rod is fixedly installed on the inner annular surface of the first bearing, and the other end of the second fixing rod is fixedly installed on one side of the connecting column. Preferably, the mounting holes are formed in the side walls of the rollers one by one, a second bearing is fixedly arranged in the mounting holes, a first fixing rod is fixedly arranged on the inner annular surface of the second bearing, the other end of the first fixing rod is fixedly arranged on one side of the connecting column, the first roller is slidably arranged in the second sliding groove, and the diameter of the first roller is larger than that of the second roller. Preferably, two groups of fixed blocks are fixedly arranged on one side of the bottom end of the Christmas tree body, threaded holes II are formed in the surface of the fixed blocks, a plurality of groups of threaded holes I are formed in the upper surface of the fixed base, a bolt I is arranged at the upper end of the fixed block, and the bolt I is in threaded connection with the threaded holes I and the threaded holes I. Preferably, the second bolt is located at the flange position at the bottom end of the Christmas tree body, and the second bolt penetrates through the flange to be in three-thread connection with the threaded hole. Compared with the prior art, the utility model has the beneficial effects that the screw bolt II penetrates through the flange to be in threaded connection with the threaded hole III, the screw bolt I is in threaded connection with the threaded hole I and the threaded hole I, the two groups of christmas tree bodies are respectively fixed on the two groups of connecting columns, the christmas tree bodies can be disassembled at the moment, the screw bolt I can be pushed to move on the fixed base, the christmas tree bodies can be pushed to a proper position to perform the christmas tree work, and the two groups of christmas trees can simultaneously perform the christmas tree work, so that the exploitation efficiency is improved to a certain extent, and the time is saved. Drawings FIG. 1 is a schematic diagram of the structure of the present utility model; FIG. 2 is a schematic view of a structural fastening base of the present utility model; FIG. 3 is a cross-sectional view of a structural fastening base of the present utility model; fig. 4 is a cross-sectional view of a structural joint post o