CN217841596U

CN217841596U - Oil recovery well head oil recovery ware convenient to installation

Info

Publication number: CN217841596U
Application number: CN202221874901.XU
Authority: CN
Inventors: 张宇; 张鹏飞; 宗珊珊
Original assignee: Puyang Yufei Petroleum Machinery Equipment Co ltd
Current assignee: Puyang Yufei Petroleum Machinery Equipment Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-11-18
Anticipated expiration: 2032-07-20

Abstract

The utility model relates to an oil recovery equipment field, concretely relates to oil recovery well head oil recovery ware convenient to installation. Including the production tree body, production tree body lower extreme is fixed with the lower flange, all pegs graft in the through-hole of lower flange both sides and have to the hole locating component, including the plug bush to the hole locating component, it has the inserted bar to peg graft in the plug bush, and the inserted bar runs through the plug bush, and the plug bush upper end is fixed with a plurality of flexure strips, and the flexure strip all is fixed with the guide block towards one side of inserted bar, is fixed with the kicking block that corresponds with the guide block on the inserted bar, and the kicking block tightly supports the guide block of its one side and then makes the flexure strip take place elastic deformation and tightly support the through-hole inner edge at its place. The utility model discloses, make things convenient for flange and well head flange to realize the hole operation down, conveniently make the bolt run through the through-hole of flange and well head flange down, go out in the through-hole at its place to hole locating component convenience, conveniently install the production tree body, can improve the installation effectiveness of production tree.

Description

Oil recovery well head oil recovery ware convenient to installation

Technical Field

The utility model relates to an oil recovery equipment field, concretely relates to oil recovery well head oil recovery ware convenient to installation.

Background

Can use oil recovery well head oil recovery device in the oil recovery device, wherein when the production tree is connected with the well head flange in the oil recovery device, because the production tree is heavier, generally use to lift by crane equipment and install after its is lifted, however, it is more troublesome when the through-hole of carrying out the production tree lower flange and well head flange carries out the operation to the hole, to the hole in-process, need the staff to promote the production tree that lifts, thereby make the through-hole of lower flange and well head device's through-hole well, but because the through-hole is more, consequently inconvenient to all through-holes well being adjusted, and the through-hole is adjusted well the easy removal of back production tree, thereby lead to the hole failure, the bolt that leads to connecting lower flange and well head flange can's through-hole, the installation is more troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a can make things convenient for christmas tree body lower flange and well head flange to carry out hole operation, the convenience carries out fixed connection's oil production well head oil recovery ware to christmas tree body lower flange and well head flange.

In order to realize the purpose, the utility model provides a technical scheme is:

the utility model provides a production well head oil recovery ware convenient to installation, includes the production tree body, and production tree body lower extreme is fixed with the lower flange that is used for with the fixed sealing connection of well head flange, all pegs graft in the through-hole of lower flange both sides has to the hole locating component, to the hole locating component including peg graft in the lower flange through-hole, the plug bush lower extreme extends to the lower flange below, the plug bush upper end is located the through-hole of lower flange, horizontal blind hole has been seted up to plug bush one side of lower flange below, it is provided with the voussoir to slide in the blind hole, the voussoir upper end contacts with the lower extreme of lower flange, the voussoir passes through spring coupling with the hole bottom of blind hole, the inclined plane of voussoir is towards the below, the plug bush interpolation has been pegged graft, the plug bush runs through the plug bush, plug bush upper end circumference equipartition is fixed with a plurality of elastic sheets, the elastic sheet all is fixed with the guide block towards one side of plug bush, the upper and lower both ends of guide block all process there is the direction inclined plane, be fixed with the kicking block that corresponds on the plug block supports the through-hole that its one side and then make the elastic sheet take place elastic deformation and tightly support the inner edge of its place.

Specifically, an arc-shaped groove is formed in one side, facing the insertion rod, of the guide block, an arc-shaped protruding block corresponding to the arc-shaped groove is processed on the ejector block, and the arc-shaped protruding block is located in the arc-shaped groove.

Specifically, the blind hole is a rectangular hole, the wedge block is in sliding contact with the wall of the rectangular hole, and the lower end of the inclined plane of the wedge block inclines towards the direction of the inserted link.

Specifically, the inserted bar is a square bar, and the inserted bar is in sliding fit with a square hole in the plug bush.

Specifically, an inner disc is fixed at the upper end of the inserted bar and is in sliding contact with a through hole of the lower flange where the inner disc is located.

Specifically, the lower end of the plug bush is conical.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, when the installation christmas tree body, the plug bush part of lower flange below is pegged graft in the through-hole of well head flange back, and the hole operation is realized to lower flange and well head flange, conveniently makes the bolt run through the through-hole of lower flange and well head flange this moment, moves out in the through-hole that hole locating component conveniently followed its place to the hole locating component, conveniently installs the christmas tree body, can improve the installation effectiveness of christmas tree.

Drawings

Figure 1 is a schematic structural diagram of the present invention,

fig. 2 is an enlarged view of the area a in fig. 1.

FIG. 3 is a cross-sectional view of the hole alignment assembly.

Fig. 4 is a schematic structural diagram of the lower flange and the wellhead flange after hole alignment operation.

Fig. 5 is an enlarged view of the region B in fig. 4.

Part names in the drawings are as follows:

1 production tree body =2 lower flange 3 insert 4 inserted bar 5 elastic sheet 6 guide block 7 top block 8 inner disc 9 arc groove 10 arc lug 11 blind hole 12 wedge 13 spring 14 well head flange.

Detailed Description

As shown in fig. 1-5, an oil extraction wellhead oil extraction device convenient to mount comprises an oil extraction tree body 1, wherein a lower flange 2 fixedly and hermetically connected with a wellhead flange 14 is fixed at the lower end of the oil extraction tree body 1, hole-aligning positioning components are inserted into through holes on two sides of the lower flange 2, each hole-aligning positioning component comprises an insert sleeve 3 inserted into the through hole of the lower flange 2, the lower end of the insert sleeve 3 is conical, the lower end of the insert sleeve 3 extends to the lower side of the lower flange 2, the upper end of the insert sleeve 3 is located in the through hole of the lower flange 2, a transverse blind hole 11 is formed in one side of the insert sleeve 3 below the lower flange 2, a wedge 12 is arranged in the blind hole 11 in a sliding mode, the upper end of the wedge 12 is in contact with the lower end of the lower flange 2, the wedge 12 is connected with the bottom of the blind hole 11 through a spring 13, the blind hole 11 is a rectangular hole, the wedge 12 is in sliding contact with the hole wall of the rectangular hole, the inclined surface of the wedge 12 faces towards the direction, the lower end of the wedge 12 inclines towards the direction of the insert sleeve 4, the insert sleeve 3 is inserted rod 4, the insert sleeve is in sliding mode, the insert rod 4 is in contact with the insert sleeve 3, the insert plate 4, the insert rod is in a through hole, and the insert plate 8, and the insert plate is located in sliding mode, and the insert plate is located in the insert plate, and the insert plate 8.

A plurality of elastic sheets 5 are uniformly distributed on the circumference of the upper end of the inserting sleeve 3, guide blocks 6 are fixed on one sides of the elastic sheets 5 facing the inserting rod 4, guide inclined planes are machined at the upper end and the lower end of each guide block 6, a top block 7 corresponding to the guide blocks 6 is fixed on the inserting rod 4, the top block 7 tightly supports the guide blocks 6 on one side of the top block 6, so that the elastic sheets 5 are elastically deformed and tightly support the inner edge of the through hole on the position of the elastic sheets, an arc-shaped groove 9 is formed in one side of the guide blocks 6 facing the inserting rod 4, an arc-shaped convex block 10 corresponding to the arc-shaped groove 9 is machined on the top block 7, and the arc-shaped convex block 10 is located in the arc-shaped groove 9.

Before installing production tree body 1, all install the locating component to the hole in the through-hole of flange 2 both sides down, before locating component installs to the hole, kicking block 7 is less than guide block 6 below, the flexure strip 5 is not atress, make plug bush 3 upper end peg graft in the through-hole of flange 2 down, and make voussoir 12 upper end and flange 2 lower terminal surface contact down, inner disc 8 and its through-hole sliding contact who is located this moment, plug bush 3 pegs graft behind the through-hole of flange 2, inner disc 8 can increase the stability of plug bush 3 in the through-hole of flange 2 down, then strike inserted bar 4 upwards, make inserted bar 4, kicking block 7 and inner disc 8 go upward, when kicking block 7 goes upward, under the guide effect on the inclined plane of guide block 6 downside, guide block 6 moves to the through-hole outside direction and then extrudees flexure strip 5 and makes it take place the pore wall that the elastic deformation back extrudees the through-hole, after arc lug 10 is located arc groove 9, inserted bar 4 is stabilized this moment, the pore wall is under the frictional force effect of flexure strip 5 and through-hole, can prevent that locating component from falling out from the through-hole.

When the lower flange 2 and the wellhead flange 14 carry out hole aligning operation, a hoisted Christmas tree body 1 slowly descends, an insert rod 4 corresponds to a through hole of the wellhead flange 14, after the insert rod 4 and an insert sleeve 3 below the lower flange 2 are inserted into the through hole of the wellhead flange 14, the hoisted Christmas tree body 1 is released, the Christmas tree body 1 descends, when the upper end of the wellhead flange 14 is in contact with an inclined plane of a wedge block 12, under the gravity action of the Christmas tree body 1 and the guiding action of the inclined plane of the wedge block 12, the wedge block 12 compresses a spring 13 to move towards the inside of a blind hole 11, when the lower flange 2 is in contact with the wellhead flange 14, one end of the wedge block 12, which is far away from the spring 13, is in contact with the through hole of the wellhead flange 14, at which the wedge block is located, at the moment, the lower flange 2 and the wellhead flange 14 complete hole aligning operation, the through holes of the lower flange 2 and the wellhead flange 14 are aligned, when the hole aligning positioning assembly needs to be disassembled, the hole positioning assembly can be knocked to the lower inner disc 8, the inner disc 4, the insert rod 4 and the top block 7, when the hole positioning assembly is positioned at the lower flange 14, the hole of the hole, the hole positioning assembly can be separated from the lower flange 14, and the hole positioning assembly, and the hole of the lower flange 14, and the well head assembly can be separated, and the well head assembly, and the well can be separated, and the well head assembly, and the well can be separated.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. A conveniently-installed oil extraction device at an oil extraction well mouth comprises an oil extraction tree body (1), wherein a lower flange (2) fixedly and hermetically connected with a well mouth flange (14) is fixed at the lower end of the oil extraction tree body (1), and is characterized in that hole aligning positioning components are respectively inserted into through holes at two sides of the lower flange (2) and comprise an inserting sleeve (3) inserted into the through hole of the lower flange (2), the lower end of the inserting sleeve (3) extends to the lower side of the lower flange (2), the upper end of the inserting sleeve (3) is positioned in the through hole of the lower flange (2), a transverse blind hole (11) is formed in one side of the inserting sleeve (3) below the lower flange (2), a wedge block (12) is arranged in the blind hole (11) in a sliding mode, the upper end of the wedge block (12) is in contact with the lower end of the lower flange (2), the wedge block (12) is connected with the hole bottom of the blind hole (11) through a spring (13), the inclined surface of the wedge block (12) faces downwards, an inserting sleeve (3) is inserted with an inserting rod (4) inserted therein, the inserting rod (4) penetrates through the inserting sleeve (3), a plurality of elastic fixing blocks (5) are uniformly distributed on the upper end, and guide blocks (6) are uniformly distributed on one side of which are corresponding to the upper end of the guide block (6), the top block (7) tightly supports against the guide block (6) on one side of the top block so as to enable the elastic sheet (5) to generate elastic deformation and tightly support against the inner edge of the through hole where the elastic sheet is located.

2. The oil extraction wellhead oil extractor convenient to install according to claim 1, characterized in that one side of the guide block (6) facing the insert rod (4) is provided with an arc-shaped groove (9), the top block (7) is provided with an arc-shaped convex block (10) corresponding to the arc-shaped groove (9), and the arc-shaped convex block (10) is positioned in the arc-shaped groove (9).

3. An oil extraction wellhead oil extractor convenient for installation according to claim 1, characterized in that the blind hole (11) is a rectangular hole, the wedge block (12) is in sliding contact with the wall of the rectangular hole, and the lower end of the inclined surface of the wedge block (12) is inclined towards the direction of the inserted rod (4).

4. An oil recovery wellhead oil recovery device convenient to install according to claim 1 characterized in that the inserted rod (4) is a square rod, and the inserted rod (4) is in sliding fit with a square hole in the insert sleeve (3).

5. An oil extraction wellhead oil extractor convenient for installation according to claim 1, characterized in that the upper end of the inserted rod (4) is fixed with an inner disc (8), and the inner disc (8) is in sliding contact with the through hole of the lower flange (2) on which the inner disc is arranged.

6. An oil recovery wellhead oil recovery device for easy installation according to claim 1 characterized in that the lower end of the insert (3) is conical.