CN218787109U

CN218787109U - Anti-falling device for drilling engineering

Info

Publication number: CN218787109U
Application number: CN202222785893.8U
Authority: CN
Inventors: 褚方磊; 白建松; 褚志刚; 王耀兴; 褚芳超; 白建超; 王军; 杜亚超
Original assignee: Laizhou Yuanye Science And Technology Co ltd
Current assignee: Laizhou Yuanye Science And Technology Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-04-04
Anticipated expiration: 2032-10-20

Abstract

The utility model discloses a drilling engineering prevents junk device relates to drilling engineering technical field. It comprises two concentric circular arc plates; the two arc plates are rotationally connected; one end of each arc plate is connected with an arc baffle in a sliding way; the arc plates are fixedly connected with mounting blocks; one of the arc plates is rotatably connected with a blocking device; the mouth blocking device comprises a plurality of semicircular pipe pieces which are matched with each other, and the circular pipe pieces are rotationally connected with the circular arc plate; the plurality of semicircular pipe pieces form a closed shape matched with the circular arc plate. The beneficial effects of the utility model are that: this structure, the well mouth is installed to this device to the convenience, and better protection well mouth conveniently adjusts the better thing of preventing falling of adaptation.

Description

Anti-falling device for drilling engineering

Technical Field

The utility model relates to a drilling engineering technical field, in particular to drilling engineering prevents junk device _。

Background

The well drilling engineering is a system engineering which utilizes petroleum well drilling equipment to drill through a plurality of sets of stratums from the ground along a designed track to reach a preset target layer to form a stable channel for extracting or injecting required fluid from oil gas, completes coring, logging and testing work in the drilling process and after drilling is finished, and obtains various information required by exploration, development and well drilling. And traditional falling object prevention device is all directly put into the well head, and the easy large tracts of land touches the friction with the soil layer of well head department, causes the well head to warp, perhaps causes falling object prevention device to damage, reduces life, also is inconvenient to adjust the better falling object of adaptation moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a drilling engineering and prevents junk device. This structure, the well mouth is installed to this device to the convenience, and better protection well mouth conveniently adjusts the better thing of preventing falling of adaptation.

The utility model adopts the technical proposal that: the anti-falling device for the drilling engineering comprises two concentric circular arc plates; the two arc plates are rotationally connected; one end of each arc plate is connected with a circular arc baffle in a sliding way; the arc plates are fixedly connected with mounting blocks; one of the arc plates is rotatably connected with a blocking device; the mouth blocking device comprises a plurality of semicircular pipe pieces which are matched with each other, and the circular pipe pieces are rotationally connected with the circular arc plate; the plurality of semicircular pipe pieces form a closed shape matched with the circular arc plate.

Further optimizing the technical scheme, a rotating strip is fixedly connected between two circular arc plates of the anti-falling device in the drilling engineering; two adjacent rotating strips are rotatably connected through a rotating shaft.

Further optimizing the technical scheme, the outer side of each circular arc plate of the anti-falling device for the drilling engineering is fixedly connected with a mounting block; the mounting blocks are all provided with mounting ports.

Further optimizing the technical scheme, the blocking device of the anti-falling device in the drilling engineering comprises a mounting plate; the mounting plate is fixedly arranged on the outer side of the arc plate; two mounting shafts are arranged on the mounting plate; each mounting shaft is rotatably connected with four rotating pipes; rotating rods are fixedly connected to the rotating pipes; the other end of each rotating rod is fixedly connected with the corresponding semicircular duct piece; and the semicircular pipe pieces at the same level form a closed circular sheet; a plurality of semicircular pipe pieces form a closed circle.

Further optimizing the technical scheme, the semi-circular pipe sheets of the anti-falling device in the drilling engineering are fixedly connected with connecting blocks; all through threaded rod threaded connection between two adjacent connecting blocks.

The technical scheme is further optimized, and the upper ends of the arc plates of the anti-falling device in the drilling engineering are provided with sliding grooves matched with the baffle plates, and the sliding grooves are communicated with the baffle plates; the sliding groove is connected with a puller bolt in a sliding way; the puller bolt is in threaded connection with the baffle; the other end of the puller bolt is fixedly connected with an extrusion piece.

Further optimizes the technical proposal, and the other ends of the arc plates of the anti-falling device for the drilling engineering are provided with auxiliary grooves matched with the baffle plates.

The utility model discloses compare with the thing device that falls is prevented to the tradition, its beneficial effect lies in:

1. the lower ends of the two arc plates are conical due to the matching of the rotating strip, the rotating shaft and the arc plates, so that the device is convenient to install in a well mouth and is more convenient to use;

2. the rotating strip, the arc plate, the extrusion piece, the puller bolt, the sliding groove, the baffle plate and the auxiliary groove are matched to fix and limit the wellhead, so that the wellhead is effectively protected, deformation or collapse of the wellhead is effectively prevented, the use is more convenient, and the wellhead is better protected;

3. the shaft mouth is sealed by matching the mounting shaft, the rotating pipe, the rotating rod and the semicircular pipe piece, so that foreign matters are prevented from falling into the shaft mouth, the use is more convenient, a large part of foreign matters can be prevented from falling into the shaft mouth by convenient adjustment, the adjustment and adaptation are convenient, and the falling matters are better prevented;

4. the installation block and the installation opening are arranged to conveniently fix the device at the wellhead; and the connecting block is connected with the threaded rod, and the semicircular duct piece is conveniently fixed and separately used, so that the better use is facilitated.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a first variation of the structure of the present invention;

FIG. 3 is a second variation of the structure of the present invention;

fig. 4 is a third variation of the structure of the present invention;

FIG. 5 is a fourth variation of the structure of the present invention;

in the figure, 1, a circular arc plate; 2. a baffle plate; 3. mounting blocks; 4. a semicircular duct piece; 5. rotating the strip; 6. a rotating shaft; 7. an auxiliary groove; 8. an installation port; 9. mounting a plate; 10. installing a shaft; 11. rotating the tube; 12. rotating the rod; 13. connecting blocks; 14. a threaded rod; 15. a chute; 16. jacking the bolt; 17. and (5) extruding the sheet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-5, the anti-falling device for the drilling engineering comprises two concentric circular arc plates 1; the two arc plates 1 are rotationally connected; one end of each arc plate 1 is connected with a circular arc baffle 2 in a sliding way; the arc plates 1 are fixedly connected with mounting blocks 3; one of the circular arc plates 1 is rotatably connected with a blocking device; the mouth blocking device comprises a plurality of semicircular pipe pieces 4 which are matched with each other, and the circular pipe pieces are rotationally connected with the circular arc plate 1; a plurality of semicircular pipe pieces 4 form a closed shape matched with the arc plate 1; a rotating strip 5 is fixedly connected between the two arc plates 1; two adjacent rotating strips 5 are rotatably connected through a rotating shaft 6; the outer side of each circular arc plate 1 is fixedly connected with a mounting block 3; mounting openings 8 are formed in the mounting blocks 3; the blocking device comprises a mounting plate 9; the mounting plate 9 is fixedly arranged on the outer side of the circular arc plate 1; two mounting shafts 10 are arranged on the mounting plate 9; each mounting shaft 10 is rotatably connected with four rotating pipes 11; rotating rods 12 are fixedly connected to the rotating pipes 11; the other end of each rotating rod 12 is fixedly connected with the corresponding semicircular duct piece 4; and the semicircular pipe pieces 4 at the same level form a closed circular sheet shape; a plurality of semicircular pipe pieces 4 form a closed circle; the semicircular duct pieces 4 are fixedly connected with connecting blocks 13; two adjacent connecting blocks 13 are in threaded connection through a threaded rod 14; the upper ends of the arc plates 1 are provided with sliding grooves 15 matched with the baffle plates 2, and the sliding grooves 15 are communicated with the baffle plates 2; the sliding groove 15 is connected with a puller bolt 16 in a sliding way; the puller bolt 16 is in threaded connection with the baffle 2; the other end of the puller bolt 16 is fixedly connected with an extrusion piece 17; the other end of the arc plate 1 is provided with an auxiliary groove 7 matched with the baffle 2.

When the device is used, the two rotating strips 5 are rotated through the rotating connection of the rotating strips 5 and the rotating shaft 6, so that the circular arc plates 1 connected with the rotating strips 5 are rotated, the lower ends of the two circular arc plates 1 are in a conical shape, then the two circular arc plates 1 are placed in a well opening, the device is conveniently installed in the well opening, the device is directly placed in the well opening in the traditional mode, the device is easy to touch and rub with a soil layer at the well opening in a large area, the well opening is deformed, or the anti-falling device is damaged, and the service life is shortened;

after the device is placed in the well, the two rotating strips 5 are rotated to drive the arc plates 1 to reset, at this time, as shown in fig. 1, the two arc plates 1 are unfolded, the two arc plates 1 are attached to the well mouth, then the puller bolt 16 is driven to move through the extrusion piece 17, the puller bolt 16 slides in the sliding groove 15, the puller bolt 16 drives the baffle plate 2 to slide out in a sliding manner, the baffle plate 2 slides in a circular manner, the baffle plate 2 slides in the auxiliary groove 7, then the extrusion plate and the puller bolt 16 are rotated, the extrusion piece 17 is extruded and attached to the sliding groove 15, the puller bolt 16 is limited, so that the baffle plate 2 is limited, the baffle plate 2 is prevented from moving in a mess, at this time, as shown in fig. 3, the arc plates 1 are matched with the baffle plate 2, the well mouth is fixed and limited, the well mouth is effectively protected, the well mouth is effectively prevented from deforming or collapsing, the use is more convenient, and the well mouth is better protected;

when the well mouth is not used, the rotating pipe 11 and the rotating rod 12 on the mounting shaft 10 are rotated, so that the semicircular duct piece 4 is driven to move, the semicircular duct piece 4 is matched, the well mouth is sealed as shown in fig. 4, foreign matters are prevented from falling into the well mouth, and the use is more convenient; when the wellhead needs to be used, the semicircular duct pieces 4 on the upper part can be moved away through the thickness of the drill rod, and at the moment, as shown in figure 5, when the wellhead is large and the drill rod is thin, the adjustment can prevent a large part of foreign matters from falling into the wellhead, so that the adjustment and adaptation are convenient, and the falling of the foreign matters are prevented better;

the installation block 3 and the installation port 8 are arranged to conveniently fix the device at the wellhead; and connecting block 13 is connected with threaded rod 14, conveniently fixes semicircle section of jurisdiction 4 and separately uses, makes things convenient for better use.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims, or the equivalents of such scope and boundary.

Claims

1. The utility model provides a drilling engineering prevents junk device which characterized in that: comprises two concentric circular arc plates (1); the two arc plates (1) are rotationally connected; one end of each circular arc plate (1) is connected with a circular arc baffle (2) in a sliding manner; the arc plates (1) are fixedly connected with mounting blocks (3); one of the arc plates (1) is rotatably connected with a blocking device; the mouth blocking device comprises a plurality of semicircular pipe pieces (4) which are matched with each other, and the circular pipe pieces are rotationally connected with the circular arc plate (1); the plurality of semicircular pipe pieces (4) form a closed shape matched with the arc plate (1).

2. The anti-falling device for the drilling engineering according to claim 1, wherein: a rotating strip (5) is fixedly connected between the two circular arc plates (1); two adjacent rotating strips (5) are rotatably connected through a rotating shaft (6).

3. The anti-falling device for the drilling engineering according to claim 1, wherein: the outer side of each circular arc plate (1) is fixedly connected with a mounting block (3); the mounting blocks (3) are all provided with mounting openings (8).

4. The anti-falling device for the well drilling engineering according to claim 1, wherein: the blocking device comprises a mounting plate (9); the mounting plate (9) is fixedly arranged on the outer side of the arc plate (1); two mounting shafts (10) are arranged on the mounting plate (9); each mounting shaft (10) is rotatably connected with four rotating pipes (11); the rotating pipes (11) are fixedly connected with rotating rods (12); the other end of each rotating rod (12) is fixedly connected with the corresponding semicircular duct piece (4); and the semicircular pipe pieces (4) at the same level form a closed circular piece; a plurality of semicircular pipe pieces (4) form a closed circle.

5. The anti-falling device for the well drilling engineering according to claim 1, wherein: the semicircular duct pieces (4) are fixedly connected with connecting blocks (13); two adjacent connecting blocks (13) are in threaded connection through a threaded rod (14).

6. The anti-falling device for the drilling engineering according to claim 1, wherein: the upper ends of the arc plates (1) are provided with sliding chutes (15) matched with the baffle plates (2), and the sliding chutes (15) are communicated with the baffle plates (2); the sliding groove (15) is connected with a puller bolt (16) in a sliding way; the puller bolt (16) is in threaded connection with the baffle (2); the other end of the jacking bolt (16) is fixedly connected with an extrusion sheet (17).

7. The anti-falling device for the drilling engineering according to claim 1, wherein: the other end of the arc plate (1) is provided with an auxiliary groove (7) matched with the baffle plate (2).