CN216408248U

CN216408248U - Self-sealing type thermal recovery packer

Info

Publication number: CN216408248U
Application number: CN202122149421.9U
Authority: CN
Inventors: 郑汉东; 王金莲; 刘鸿任
Original assignee: Tianjin Binhai New Area Ripley Technology Co ltd
Current assignee: Tianjin Shundelai Mechanical Engineering Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-04-29
Anticipated expiration: 2031-09-07

Abstract

The utility model belongs to the technical field of downhole tools, in particular to a self-sealing thermal production packer, and aims at solving the problem of poor protection effect on the thermal production packer, the self-sealing thermal production packer comprises a support frame, wherein a placing seat is arranged on one side of the support frame, a placing plate is connected inside the placing seat in a sliding manner, a packer body is placed at the top end of the placing plate, two symmetrically-arranged sliding grooves are formed in the side wall of one side of the support frame, a fixing plate is connected inside the sliding grooves in a sliding manner, and a support plate is fixed on the side wall of one side of the support frame; according to the packer, the gear is matched with the toothed plate, so that the sealing cover can rotate, the sealing cover can press the packer body to prevent the packer body from falling off due to instability caused by shaking after the packer body is placed, the stability of the packer body during placement is improved, the rotating plate moves under the movement of the connecting rod to block and press the rotating plate, the stability of the rotating plate is enhanced, and the packer is in a more stable state.

Description

Self-sealing type thermal recovery packer

Technical Field

The utility model relates to the technical field of downhole tools, in particular to a self-sealing thermal recovery packer.

Background

The packer refers to a downhole tool which is connected to a downhole tubular column and used for packing and isolating an oil pipe and an oil and gas well casing or an open hole well wall annular space.

At present, current thermal recovery packer equipment is depositing, places equipment on appointed support frame usually, takes when needs use again, does not have specific spacing protection machanism at the in-process of placing and protects it, because the shape structure of equipment self, when the in-process production of placing is rocked, can produce the landing of equipment, and is relatively poor to its fixed and safeguard function.

Therefore, a self-sealing thermal production packer is needed to solve the problem of poor protection effect on the thermal production packer.

SUMMERY OF THE UTILITY MODEL

The self-sealing thermal recovery packer provided by the utility model solves the problem of poor protection effect on the thermal recovery packer.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a proclaim oneself formula thermal production packer, includes the support frame, one side of support frame is provided with places the seat, the inside sliding connection who places the seat has places the board, the packer body has been placed on the top of placing the board, two spouts that are the symmetry and set up are seted up to one side lateral wall of support frame, the inside sliding connection of spout has the fixed plate, one side lateral wall of support frame is fixed with the backup pad, one side lateral wall of backup pad rotates and is connected with the dwang, the one end external fixed surface of dwang have with packer body matched with sealed lid, the external fixed surface of dwang has two gears that are the symmetry and set up, one side lateral wall of support frame rotates and is connected with the rotor plate, the inside of support frame be provided with fixed subassembly of fixed plate matched with.

Preferably, the fixed component comprises a sliding rod which is connected with the inner wall of one side of the support frame in a sliding manner, the top end of the sliding rod is fixed with the side wall of the bottom end of the fixed plate, the bottom end of the sliding rod is fixed with a connecting plate, the side wall of one side of the fixed plate is fixed with an expansion spring a between the side walls of one side of the support frame, the expansion spring a is sleeved on the outer surface of the sliding rod in a sliding manner, and the side wall of one side of the rotating plate is hinged with a connecting rod between the side walls of one side of the connecting plate.

Preferably, one side lateral wall of connecting plate with one side lateral wall sliding connection of support frame, the one end surface of packer body is the arc surface, the fixed plate with place the seat with the arc surface that the contact surface of packer body is the looks adaptation.

Preferably, the inside sliding connection who places the seat has the carriage release lever, the bottom mounting of carriage release lever has the movable plate, the top of carriage release lever with the bottom mounting who places the board, place one side lateral wall of board with be fixed with the removal spring between one side inner wall of placing the seat, the surface in the carriage release lever is cup jointed in the slip of removal spring, one side lateral wall of movable plate with it has the pulling pole to articulate between one side lateral wall of connecting plate.

Preferably, one side inner wall sliding connection of backup pad have with gear engaged with's dentate plate, the bottom mounting of dentate plate has the gag lever post, the bottom lateral wall mounting of gag lever post has the gag lever post, the bottom lateral wall of gag lever post with it has the catch bar to articulate between one side lateral wall of connecting plate, one side lateral wall of gag lever post with one side lateral wall sliding connection of support frame.

Preferably, the section length of the sealing cover is smaller than that of the packer body, and the contact surfaces of the rotating plate and the sealing cover and the packer body are inclined surfaces matched with each other.

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

1. according to the packer, the gear is matched with the toothed plate, so that the sealing cover can rotate, the sealing cover can press the packer body to prevent the packer body from falling off due to instability caused by shaking after the packer body is placed, the stability of the packer body during placement is improved, the rotating plate moves under the movement of the connecting rod to block and press the rotating plate, the stability of the rotating plate is enhanced, and the packer is in a more stable state.

2. According to the utility model, the movable plate and the connecting plate are matched with each other, so that the fixed plate can move up and down to place the packer body, the pulling rod is driven to move by the movement of the connecting plate, the purpose of moving the toothed plate is achieved, the sealing cover can rotate, and the limiting and fixing of the packer body are realized.

Drawings

FIG. 1 is a side view partially schematic illustration of a self-sealing thermal production packer according to the present invention;

FIG. 2 is a schematic diagram of a main sectional structure of a self-sealing thermal recovery packer according to the present invention;

fig. 3 is an enlarged view of the area a in fig. 2.

In the figure: 1. a support frame; 2. a placing seat; 3. placing the plate; 4. a packer body; 5. a chute; 6. a fixing plate; 7. a support plate; 8. rotating the rod; 9. a sealing cover; 10. a gear; 11. A rotating plate; 12. a fixing assembly; 120. a slide bar; 121. a connecting plate; 122. a telescopic spring a; 123. a connecting rod; 13. a travel bar; 14. moving the plate; 15. a movable spring; 16. Pulling a rod; 17. a toothed plate; 18. a limiting rod; 19. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a self-sealing thermal production packer comprises a support frame 1, a placing seat 2 is arranged on one side of the support frame 1, a placing plate 3 is slidably connected inside the placing seat 2, a packer body 4 is placed on the top end of the placing plate 3, two symmetrically arranged sliding chutes 5 are formed on one side wall of the support frame 1, a fixing plate 6 is slidably connected inside the sliding chutes 5, a support plate 7 is fixed on one side wall of the support frame 1, a rotating rod 8 is rotatably connected to one side wall of the support plate 7, a sealing cover 9 matched with the packer body 4 is fixed on the outer surface of one end of the rotating rod 8, two symmetrically arranged gears 10 are fixed on the outer surface of the rotating rod 8, a rotating plate 11 is rotatably connected to one side wall of the support frame 1, a fixing component 12 matched with the fixing plate 6 is arranged inside the support frame 1, specifically, through the arrangement of the fixing component 12, the stability of the packer body 4 is improved.

The fixing component 12 comprises a sliding rod 120 which is connected with the inner wall of one side of the support frame 1 in a sliding way, the top end of the sliding rod 120 is fixed with the side wall of the bottom end of the fixing plate 6, a connecting plate 121 is fixed at the bottom end of the sliding rod 120, an expansion spring a122 is fixed between the side wall of one side of the fixing plate 6 and the side wall of one side of the support frame 5, the expansion spring a122 is sleeved on the outer surface of the sliding rod 120 in a sliding way, a connecting rod 123 is hinged between the side wall of one side of the rotating plate 11 and the side wall of one side of the connecting plate 121, the side wall of one side of the connecting plate 121 is connected with the side wall of one side of the support frame 1 in a sliding way, the surface of one end of the packer body 4 is an arc surface, the contact surfaces of the fixing plate 6 and the placing seat 2 and the packer body 4 are arc surfaces which are matched with each other, the connecting rod 123 is driven to move through the movement of the connecting plate 121, so that the rotating plate 11 can rotate, the pressing is blocked, and the stability of the rotating plate is enhanced.

The inside sliding connection who places seat 2 has carriage release lever 13, the bottom mounting of carriage release lever 13 has movable plate 14, the top of carriage release lever 13 with place the bottom mounting of board 3, it is fixed with removal spring 15 to place between one side lateral wall of board 3 and the one side inner wall of placing seat 2, removal spring 15 slides and cup joints in the surface of carriage release lever 13, it has pulling rod 16 to articulate between one side lateral wall of movable plate 14 and one side lateral wall of connecting plate 121, specifically, through reciprocating of carriage release lever 13, can prop up isolator body 4.

One side inner wall sliding connection of backup pad 7 has castellated plate 17 with gear 10 engaged with, castellated plate 17's bottom mounting has limiting rod 18, limiting rod 18's bottom lateral wall mounting has limiting plate 19, it has catch bar 20 to articulate between limiting plate 19's bottom lateral wall and the one side lateral wall of connecting plate 121, one side lateral wall of limiting plate 19 and one side lateral wall sliding connection of support frame 1, the cross-sectional length of sealed lid 9 is less than the cross-sectional length of packer body 4, rotor plate 11 and sealed 9 and the contact surface of packer body 4 are the inclined plane of looks adaptation, it is concrete, mutually support through gear 10 and castellated plate 17, make sealed lid 9 rotate, sealed lid 9 can press packer body 4.

The working principle is as follows: when the packer is not needed to be placed, the packer body 4 is placed above the placing plate 3, the placing plate 3 can move under the self-gravity of the packer body 4, the placing plate 3 can drive the moving rod 13 to move when moving, the moving rod 13 can drive the moving plate 14 to move when moving, the moving spring 15 can contract when the moving rod 13 moves, the moving plate 14 can drive the pushing rod 20 to move when moving, the pushing rod 20 can drive the connecting plate 121 to move when moving, the connecting plate 121 can drive the sliding rod 120 to move when moving, the sliding rod 120 can drive the fixing plate 6 to move when moving, the fixing plate 6 can drive the telescopic spring to contract when moving, the connecting plate 121 can drive the connecting rod 123 to move when moving, the connecting rod 123 can drive the rotating rod 8 to rotate when moving, the connecting rod 123 can drive the rotating plate 11 to rotate when moving, the pulling rod 16 can drive the limiting plate 19 to move when moving, the limiting plate 19 can drive the limiting rod 18 to move when moving, the limiting rod 18 can drive the toothed plate 17 to move when moving, the toothed plate 17 can drive the gear 10 to rotate when moving, the gear 10 can drive the rotating rod 8 to rotate when rotating, the rotating rod 8 can drive the sealing cover 9 to rotate when rotating, the sealing cover 9 can press the packer body 4 to prevent the falling of the packer body 4 caused by unstable shaking after the falling is prevented, and the stability of the packer body 4 when placing is improved, when the packer needs to be taken, the moving plate 14 is pushed upwards, the moving plate 14 drives the moving rod 13 to move, and the placing plate 3 pushes the packer body 4 upwards.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The self-sealing type thermal production packer comprises a support frame (1) and is characterized in that a placing seat (2) is arranged on one side of the support frame (1), a placing plate (3) is connected to the inside of the placing seat (2) in a sliding manner, a packer body (4) is placed on the top end of the placing plate (3), two symmetrically arranged sliding chutes (5) are formed in one side wall of the support frame (1), a fixing plate (6) is connected to the inside of each sliding chute (5) in a sliding manner, a supporting plate (7) is fixed on one side wall of the support frame (1), a rotating rod (8) is rotatably connected to one side wall of the supporting plate (7), a sealing cover (9) matched with the packer body (4) is fixed on the outer surface of one end of the rotating rod (8), two symmetrically arranged gears (10) are fixed on the outer surface of the rotating rod (8), one side lateral wall of support frame (1) rotates and is connected with rotor plate (11), the inside of support frame (1) be provided with fixed subassembly (12) of fixed plate (6) matched with.

2. The self-sealing thermal production packer as claimed in claim 1, wherein the fixing assembly (12) comprises a sliding rod (120) slidably connected with an inner wall of one side of the support frame (1), the top end of the sliding rod (120) is fixed with the side wall of the bottom end of the fixing plate (6), a connecting plate (121) is fixed at the bottom end of the sliding rod (120), a telescopic spring a (122) is fixed between the side wall of one side of the fixing plate (6) and the side wall of one side of the chute (5), the telescopic spring a (122) is slidably sleeved on the outer surface of the sliding rod (120), and a connecting rod (123) is hinged between the side wall of one side of the rotating plate (11) and the side wall of one side of the connecting plate (121).

3. The self-sealing thermal production packer as claimed in claim 2, wherein one side wall of the connecting plate (121) is in sliding connection with one side wall of the support frame (1), one end surface of the packer body (4) is an arc surface, and the contact surfaces of the fixing plate (6) and the placing seat (2) with the packer body (4) are matched arc surfaces.

4. The self-sealing thermal production packer as claimed in claim 2, wherein a moving rod (13) is slidably connected inside the placing seat (2), a moving plate (14) is fixed at the bottom end of the moving rod (13), the top end of the moving rod (13) is fixed at the bottom end of the placing plate (3), a moving spring (15) is fixed between the side wall of one side of the placing plate (3) and the inner wall of one side of the placing seat (2), the moving spring (15) is slidably sleeved on the outer surface of the moving rod (13), and a pulling rod (16) is hinged between the side wall of one side of the moving plate (14) and the side wall of one side of the connecting plate (121).

5. The self-sealing thermal production packer as claimed in claim 2, wherein one side inner wall of the support plate (7) is slidably connected with a toothed plate (17) engaged with the gear (10), a limiting rod (18) is fixed at the bottom end of the toothed plate (17), a limiting plate (19) is fixed at the bottom end side wall of the limiting rod (18), a push rod (20) is hinged between the bottom end side wall of the limiting plate (19) and one side wall of the connecting plate (121), and one side wall of the limiting plate (19) is slidably connected with one side wall of the support frame (1).

6. The self-sealing thermal production packer as claimed in claim 1, characterized in that the sealing cover (9) has a cross-sectional length smaller than that of the packer body (4), and the contact surfaces of the rotating plate (11) and the sealing cover (9) with the packer body (4) are inclined surfaces adapted to each other.