CN210118107U - Hydraulic auxiliary device for dismounting oil production well head - Google Patents

Abstract

The utility model discloses a dismouting oil recovery well head hydraulic pressure auxiliary device, including base, gear, fixed column and controller, the pneumatic cylinder is installed at the top of base, and the output of pneumatic cylinder is provided with the one end of connecting rod, the avris of fly leaf is provided with the tip of first limiting plate, first spacing groove is seted up in the inside of fixed plate, and the fixed plate sets up in the top of base, the gear is located the avris of fly leaf, the internally mounted of recess has the lower extreme of loop bar, and the outer wall of loop bar is fixed with the second limiting plate, the second limiting plate is located the inside of second spacing groove, the internally mounted of spout has the one end of horizontal pole, the controller is installed in the top of base. This dismouting oil recovery well head hydraulic pressure auxiliary device can dismantle the bolt and the nut on the oil recovery well head under the drive of pneumatic cylinder, and the drive power of pneumatic cylinder is greater than the manpower to can avoid the phenomenon that artifical unable dismantlement.

Description

Hydraulic auxiliary device for dismounting oil production well head

Technical Field

The utility model relates to an oil recovery hydraulic means technical field specifically is a dismouting oil recovery well head hydraulic pressure auxiliary device.

Background

The oil field refers to a group of oil reservoirs in the same area range under the control of a single structure, and becomes the oil field after artificial exploitation, and in the production of the oil field, when the four-way flange and the valve of the oil extraction wellhead casing are maintained, bolts and nuts on the four-way flange need to be disassembled.

However, the existing disassembly mode is that the wrench is manually disassembled, two persons are required to operate simultaneously, the position of the top of the bolt is fixed by one person, the nut is rotated by the other person, and the manual disassembly is not realized due to the fact that the nut is not used for a long time after installation. Aiming at the problems, innovative design is urgently needed on the basis of the original bolt and nut dismounting mode.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dismouting oil recovery well head hydraulic pressure auxiliary device to solve above-mentioned background art and provide some dismantlement modes and dismantle for the manual work is holding the spanner, need two people to operate simultaneously, the position at fixing bolt top alone, another individual swivel nut, owing to do not use for a long time after the installation, lead to the problem that the manual work dismantlement can not get off the phenomenon.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic auxiliary device for a dismounting oil extraction wellhead comprises a base, a gear, a fixed column and a controller, wherein a hydraulic cylinder is installed at the top of the base, the output end of the hydraulic cylinder is provided with one end of a connecting rod, the other end of the connecting rod is fixed at the end of a movable plate, the side of the movable plate is provided with the end of a first limiting plate, the other end of the first limiting plate is positioned in a first limiting groove, the first limiting groove is arranged in a fixed plate, the fixed plate is arranged at the top of the base, the gear is positioned at the side of the movable plate, the gear is mutually connected with the top of the base through a rotating shaft, a groove is arranged in the rotating shaft, the lower end of a loop bar is installed in the groove, a second limiting plate is fixed on the outer wall of the loop bar, the second limiting plate is positioned in a second limiting groove, and the second, the lower extreme of fixed column and the top interconnect of base, and the avris of fixed column has seted up the spout, the internally mounted of spout has the one end of horizontal pole, and the other end of horizontal pole and the top of loop bar all are fixed with fixture to the lead screw is installed to fixture's avris, the controller is installed in the top of base.

Preferably, the side of the movable plate is designed to be a saw-toothed structure, and the movable plate is in meshed connection with the gear.

Preferably, the first limiting plate is designed to be a T-shaped structure, and the first limiting plate and the fixing plate form a clamping type sliding structure through the first limiting groove.

Preferably, the second limiting plate is distributed at equal angles with respect to the central axis of the loop bar, and the second limiting plate and the rotating shaft form a clamping type sliding structure through a second limiting groove.

Preferably, the cross rod and the fixed column are designed to be perpendicular to each other, and the cross rod and the fixed column form a clamping type sliding structure through the sliding groove.

Preferably, the clamping mechanism is designed into a U-shaped structure, the clamping mechanism is in threaded connection with the screw rod, and the screw rod is symmetrically provided with 2 screw rods around the central axis of the clamping mechanism.

Compared with the prior art, the beneficial effects of the utility model are that: the hydraulic auxiliary device for disassembling and assembling the oil extraction well head can disassemble the bolt and the nut on the oil extraction well head under the driving of the hydraulic cylinder, and the driving force of the hydraulic cylinder is greater than the manpower, so that the phenomenon that the oil extraction well head cannot be disassembled manually can be avoided;

1. the clamping mechanism and the screw rod on the cross rod can fix the top of the bolt on the oil extraction well head, so that the nut can be separated from the bolt when the nut on the bolt is rotated;

2. the clamping mechanism and the lead screw on the loop bar can fix the bolt top on the oil production well head, and the pneumatic cylinder can promote the fly leaf and remove for the clamping mechanism and the lead screw on the loop bar can rotate, thereby make the nut can be rotatory on the bolt, and then can take off the nut from the bolt, because pneumatic cylinder drive power is greater than the manpower, thereby can avoid the phenomenon that artifical unable dismantlement.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is the utility model discloses a limiting plate mounting structure schematic diagram.

In the figure: 1. a base; 2. a hydraulic cylinder; 3. a connecting rod; 4. a movable plate; 5. a first limit plate; 6. a first limit groove; 7. a fixing plate; 8. a gear; 9. a rotating shaft; 10. a groove; 11. a loop bar; 12. a second limiting plate; 13. a second limit groove; 14. fixing a column; 15. a chute; 16. a cross bar; 17. a clamping mechanism; 18. a screw rod; 19. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a hydraulic auxiliary device for dismounting an oil extraction wellhead comprises a base 1, a hydraulic cylinder 2, a connecting rod 3, a movable plate 4, a first limiting plate 5, a first limiting groove 6, a fixing plate 7, a gear 8, a rotating shaft 9, a groove 10, a loop bar 11, a second limiting plate 12, a second limiting groove 13, a fixing column 14, a sliding chute 15, a cross bar 16, a clamping mechanism 17, a screw rod 18 and a controller 19, wherein the hydraulic cylinder 2 is installed at the top of the base 1, the output end of the hydraulic cylinder 2 is provided with one end of the connecting rod 3, the other end of the connecting rod 3 is fixed at the end part of the movable plate 4, the end part of the first limiting plate 5 is arranged at the side of the movable plate 4, the other end part of the first limiting plate 5 is positioned inside the first limiting groove 6, the first limiting groove 6 is arranged inside the fixing plate 7, the fixing plate 7 is arranged, the gear 8 is connected with the top of the base 1 through the rotating shaft 9, a groove 10 is formed in the rotating shaft 9, the lower end of a loop bar 11 is mounted in the groove 10, a second limiting plate 12 is fixed to the outer wall of the loop bar 11, the second limiting plate 12 is located in a second limiting groove 13, the second limiting groove 13 is reserved on the side of the groove 10, the lower end of a fixed column 14 is connected with the top of the base 1, a sliding groove 15 is formed in the side of the fixed column 14, one end of a cross bar 16 is mounted in the sliding groove 15, a clamping mechanism 17 is fixed to the other end of the cross bar 16 and the top of the loop bar 11, a screw rod 18 is mounted on the side of the clamping mechanism 17, and a controller 19 is mounted on the top of the base 1;

the side of the movable plate 4 is designed to be a saw-toothed structure, and the movable plate 4 is in meshed connection with the gear 8, so that the gear 8 can rotate when the movable plate 4 moves, and the gear 8 can drive the rotating shaft 9 to rotate;

the first limiting plate 5 is designed to be in a T-shaped structure, and the first limiting plate 5 and the fixed plate 7 form a clamping type sliding structure through the first limiting groove 6, so that when the movable plate 4 moves, the movable plate 4 can drive the first limiting plate 5 to move in the first limiting groove 6, and the movable plate 4 can move in an appointed track;

the second limiting plates 12 are distributed at equal angles about the central axis of the loop bar 11, and the second limiting plates 12 and the rotating shaft 9 form a clamping type sliding structure through the second limiting grooves 13, so that when the rotating shaft 9 rotates, the rotating shaft 9 can drive the loop bar 11 to rotate through the clamping of the second limiting plates 12 and the second limiting grooves 13, and meanwhile, the loop bar 11 can move inside the rotating shaft 9;

the cross bar 16 and the fixed column 14 are designed to be perpendicular to each other, and the cross bar 16 and the fixed column 14 form a clamping type sliding structure through the sliding groove 15, so that the cross bar 16 can slide on the fixed column 14 through the sliding groove 15 and cannot be separated from the fixed column 14;

the clamping mechanism 17 is designed to be of a U-shaped structure, the clamping mechanism 17 is in threaded connection with the screw rod 18, 2 screw rods 18 are symmetrically arranged on the central axis of the clamping mechanism 17, and when the screw rod 18 is rotated, the screw rod 18 can move on the clamping mechanism 17, so that bolts and nuts can be fixed.

The working principle is as follows: when the hydraulic auxiliary device for dismounting the oil production wellhead is used and a flange on the oil production wellhead needs to be dismounted, a nut and a bolt on the hydraulic auxiliary device need to be dismounted, according to the figure 2, firstly, a cross rod 16 is manually made to slide in a sliding groove 15, at the moment, the cross rod 16 drives a clamping mechanism 17 to move up and down until the clamping mechanism 17 is positioned on the outer side of the top of the bolt, then, a screw rod 18 is rotated to fix the top of the bolt, then, a loop rod 11 is pulled upwards, then, the loop rod 11 drives the clamping mechanism 17 to move to the outer side of the nut, and at the moment, the screw rod 18 is rotated to fix the nut;

according to fig. 1-4, then start hydraulic cylinder 2, then hydraulic cylinder 2 promotes fly leaf 4 through connecting rod 3 and moves to the left side, first limiting plate 5 on fly leaf 4 moves in the inside of first spacing groove 6 simultaneously, then fly leaf 4 drives pivot 9 through gear 8 and rotates, then pivot 9 drives loop bar 11 through second limiting plate 12 and second spacing groove 13 and rotates, then loop bar 11 drives the nut on the bolt through fixture 17 and rotates, thereby the nut moves down on the bolt, loop bar 11 also moves down simultaneously, thereby can take off the nut from the bolt.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a dismouting oil recovery well head hydraulic pressure auxiliary device, includes base (1), gear (8), fixed column (14) and controller (19), its characterized in that: the hydraulic cylinder (2) is installed at the top of the base (1), the output end of the hydraulic cylinder (2) is provided with one end of the connecting rod (3), the other end of the connecting rod (3) is fixed at the end of the movable plate (4), the side of the movable plate (4) is provided with the end of the first limiting plate (5), the other end of the first limiting plate (5) is located inside the first limiting groove (6), the first limiting groove (6) is arranged inside the fixed plate (7), the fixed plate (7) is arranged at the top of the base (1), the gear (8) is located at the side of the movable plate (4), the gear (8) is connected with the top of the base (1) through the rotating shaft (9), the groove (10) is formed in the rotating shaft (9), the inner part of the groove (10) is provided with the lower end of the sleeve rod (11), and the outer wall of the sleeve rod (11) is fixed with the second limiting plate (12), second limiting plate (12) are located the inside of second spacing groove (13), and second spacing groove (13) reserve the avris in recess (10), the lower extreme of fixed column (14) and the top interconnect of base (1), and the avris of fixed column (14) has seted up spout (15), the internally mounted of spout (15) has the one end of horizontal pole (16), and the other end of horizontal pole (16) and the top of loop bar (11) all are fixed with fixture (17) to lead screw (18) are installed to the avris of fixture (17), install in the top of base (1) controller (19).

2. The hydraulic auxiliary device for dismounting the oil production wellhead according to claim 1, characterized in that: the side of the movable plate (4) is designed to be a saw-toothed structure, and the movable plate (4) is in meshed connection with the gear (8).

3. The hydraulic auxiliary device for dismounting the oil production wellhead according to claim 1, characterized in that: the first limiting plate (5) is designed to be of a T-shaped structure, and the first limiting plate (5) and the fixing plate (7) form a clamping type sliding structure through the first limiting groove (6).

4. The hydraulic auxiliary device for dismounting the oil production wellhead according to claim 1, characterized in that: the second limiting plate (12) is distributed in an equiangular mode about the central axis of the loop bar (11), and the second limiting plate (12) and the rotating shaft (9) form a clamping type sliding structure through a second limiting groove (13).

5. The hydraulic auxiliary device for dismounting the oil production wellhead according to claim 1, characterized in that: the cross rod (16) and the fixed column (14) are perpendicular to each other, and the cross rod (16) and the fixed column (14) form a clamping type sliding structure through the sliding groove (15).

6. The hydraulic auxiliary device for dismounting the oil production wellhead according to claim 1, characterized in that: the clamping mechanism (17) is designed to be of a U-shaped structure, the clamping mechanism (17) is in threaded connection with the screw rod (18), and the screw rod (18) is symmetrically provided with 2 screws around the central axis of the clamping mechanism (17).

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