CN216841578U

CN216841578U - Pumping unit for cluster well of oil production platform

Info

Publication number: CN216841578U
Application number: CN202220195427.1U
Authority: CN
Inventors: 高智
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-06-28
Anticipated expiration: 2032-01-25

Abstract

The utility model relates to an oil recovery platform cluster well beam-pumping unit, offshore oil recovery uses electric submersible pump usually, and its characteristics are efficient, and ground equipment is simple. The thick oil is usually produced by injecting high-temperature steam into an oil well to melt the thick oil, and the electric submersible pump cannot resist high temperature, so that the electric submersible pump is not suitable for thick oil production. The utility model provides an oil recovery platform cluster well beam-pumping unit replaces the electric submersible pump with the rod-type pump that land oil field used, and the rod-type pump can tolerate steam temperature, need not play the pump during steam injection, can accomplish "notes and adopts the integration", and this oil recovery platform cluster well beam-pumping unit does not have derrick, counter weight etc. of no beam-pumping unit, power pack comprises direction wheelset, motor, input/output shaft coupling, reduction gear, automatic manual brake, drive wheel, base, and the pedestal mounting is on the oil recovery platform deck, and the drive wheel is equipped with 4 drive belts and drives two oil wells respectively, and each other is the reciprocal operation of counter weight, and oil well matrix overall arrangement, well spacing accord with offshore oil recovery platform cluster well requirement.

Description

Oil pumping unit for cluster well of oil production platform

Technical Field

The utility model belongs to oil field oil recovery machinery especially relates to an oil recovery platform cluster well beam-pumping unit.

Background

At present, offshore oil production platform oil production equipment at home and abroad widely uses an electric submersible pump, the electric submersible pump is a multistage centrifugal pump which is arranged underground, and the working principle is as follows: high voltage is transmitted from the ground to an electric submersible pump to drive an underground motor to rotate so as to drive a multistage impeller to pump crude oil, the armor cable is a cable with the outermost layer being wound with a protective layer by a steel belt or a steel wire so as to increase the strength, and the electric submersible pump is characterized by high efficiency and simple and compact ground equipment and is suitable for cluster well layout of an oil production platform.

Along with the development of oil fields, a large number of thick oil blocks need to be exploited, because an electric submersible pump cannot work normally in a thick oil well, high-temperature steam needs to be injected into the oil well to melt and dilute the thick oil for exploitation, because the electric submersible pump cannot resist high temperature, the electric submersible pump needs to be lifted out of a well mouth and then to be lowered to a certain temperature, the pump is lifted, the operation time and cost are increased, an armored cable is frequently lifted and is easy to be damaged mechanically, the electric submersible pump oil exploitation is not suitable for the thick oil well exploitation, a new oil exploitation technology matching technology needs to be developed to meet the exploitation of the thick oil well, most ideally, a rod pump is used for replacing the electric submersible pump, the rod pump is a plunger type oil well pump of a land oil well, the rod pump can resist the steam temperature, the lifting is not needed during steam injection, the injection and extraction integration can be achieved, namely the oil well can be immediately pumped to extract after the thick oil is injected with the steam and melted, therefore, the mining efficiency is improved, and the operation time is saved. However, the area and space of the oil production platform are limited, the well spacing of the cluster wells is small, the cluster wells are a plurality of oil wells which are arranged on the oil production platform in a matrix form, usually 16 or 36 oil wells and the like, the spacing between the oil wells is 2000 mm x 1800 mm, the walking beam pumping units widely used in oil fields usually cannot be installed on the oil production platform due to the floor area and height of the walking beam pumping units, and the structure of the oil production equipment is not suitable for the cluster wells of the offshore oil production platform.

Disclosure of Invention

The technical problem solved by the utility model is to provide a reliability height, simple structure, light in weight, small, intelligent efficient oil recovery platform cluster well beam-pumping unit, the technical scheme who solves its technical problem and adopt is an oil recovery platform cluster well beam-pumping unit, its characterized in that includes: (1) the device comprises a power unit (2), a control cabinet instrument room (3), an oil extraction platform deck (4), a transmission belt (5), a transmission belt clamping plate (6), a rope hanger (7), a polished rod (8), a well head (9), a sleeve (10), a well head cover plate (11), a guide wheel set (12), a guide wheel shaft (13), a guide wheel shaft seat (14), a guide wheel frame (15), a power unit base (16), a guide wheel frame adjusting lead screw (17), a motor (18), a driving wheel shaft seat (19), a driving wheel (20), a speed reducer output coupling (21), a speed reducer (22), a manual brake (23), a speed reducer input coupling (24), an automatic brake (25), a power unit lifting ring (26) and a control cabinet; the power unit consists of a guide wheel set, a motor, an automatic brake, a speed reducer input coupler, a speed reducer output coupler, a driving wheel axle seat and a power unit base, wherein the power unit base is made of I-shaped steel through welding, power unit equipment is installed on the power unit base, the power unit base is provided with 4 lifting rings and can be integrally lifted and adjusted, and the driving wheel is made of a steel plate through rolling and welding; the guide wheel set consists of a guide wheel body, a guide wheel shaft seat, a guide wheel frame and a guide wheel frame adjusting lead screw, wherein the guide wheel body is formed by rolling and welding steel plates; the transmission belt is vulcanized by a rubber plate and nylon cloth, the transmission belt clamping plate is welded by steel plates and clamps the transmission belt by bolts, and the rope hanger is made of steel and is a connector for connecting the transmission belt with a polished rod.

The pumping unit of the cluster well of the oil extraction platform has the characteristics of small occupied area, compact structure, light weight, long stroke, large load and intellectualization, the pumping unit of the cluster well of the oil extraction platform does not have a derrick, an upper platform, a counterweight and the like of a walking-beam-free pumping unit, power unit equipment is installed on a base, the base is installed on a deck of the oil extraction platform and is provided with a lifting ring, the lifting and the adjustment are convenient, the oil wells are arranged in a matrix manner, and the well spacing meets the requirement of the cluster well of the offshore oil extraction platform. The working principle of the pumping unit of the cluster well of the oil production platform is as follows: four drive belts of drive wheel winding, drive area pass through the leading wheel before two and connect polished rod eye, polished rod drive A well work, two back drive belts from the perpendicular downward lug connection back polished rod eye of drive wheel rim, polished rod drive B well work, the motor is just reversing, drives the drive wheel through input shaft coupling, reduction gear, output shaft coupling and just reverses to drive the alternative up-and-down motion of front and back drive belt, accomplish the oil-well pump and swab, A, B two oil well loads are each other the counter weight around, it is promptly each other for the counter weight: the well A load is the well B counterweight, the well B load is the well A counterweight, thus greatly lightening the motor load, achieving the energy-saving effect, being beneficial to reducing the dynamic load of the sucker rod, prolonging the service life of the sucker rod and improving the working efficiency of the sucker rod pump, and the oil pumping unit of the cluster well of the oil production platform can be used for offshore platform oil wells, artificial island oil wells and land oil wells.

Drawings

FIG. 1 is a schematic view of the front view structure of the present invention

FIG. 2 is a schematic top view of the present invention

FIG. 3 is a schematic diagram of the well location arrangement of cluster wells of the oil recovery platform of the present invention

FIG. 4 is a schematic view of the power unit of the present invention

FIG. 5 is a side view of the power unit of the present invention

FIG. 6 is a schematic view of the control cabinet of the present invention

In the figure: (1) the device comprises a power unit (2), a control cabinet instrument room (3), an oil extraction platform deck (4), a transmission belt (5), a transmission belt clamping plate (6), a rope hanger (7), a polished rod (8), a well head (9), a sleeve (10), a well head cover plate (11), a guide wheel set (12), a guide wheel shaft (13), a guide wheel shaft seat (14), a guide wheel frame (15), a power unit base (16), a guide wheel frame adjusting lead screw (17), a motor (18), a driving wheel shaft seat (19), a driving wheel (20), a speed reducer output coupling (21), a speed reducer (22), a manual brake (23), a speed reducer input coupling (24), an automatic brake (25), a power unit lifting ring (26) and a control cabinet.

Detailed Description

The utility model discloses below combine attached drawing and embodiment to be right the further explanation of the utility model, an oil recovery platform cluster well beam-pumping unit its characterized in that includes: the device comprises a power unit, a control cabinet instrument room, an oil production platform deck, a transmission belt clamping plate, a rope hanger, a polished rod, a wellhead, a sleeve, a wellhead cover plate, a guide wheel group, a guide wheel shaft seat, a guide wheel carrier, a power unit base, a guide wheel carrier adjusting screw rod, a motor, a driving wheel shaft seat, a driving wheel, a reducer output coupling, a reducer, a manual brake, a reducer input coupling, an automatic brake, a power unit lifting ring and a control cabinet.

The power unit equipment is arranged on the base, the base is arranged on the deck of the oil production platform and provided with the lifting rings, the lifting and the adjustment are convenient, the oil wells are arranged in a matrix, and the well spacing meets the requirement of cluster wells of the offshore oil production platform. The working principle of the pumping unit of the cluster well of the oil production platform is as follows: four drive belts of drive wheel winding, drive area pass through the leading wheel before two and connect polished rod eye, polished rod drive A well work, two back drive belts from the perpendicular downward lug connection back polished rod eye of drive wheel rim, polished rod drive B well work, the motor is just reversing, drives the drive wheel through input shaft coupling, reduction gear, output shaft coupling and just reverses to drive the alternative up-and-down motion of front and back drive belt, accomplish the oil-well pump and swab, A, B two oil well loads are each other the counter weight around, it is promptly each other for the counter weight: the well A load is the well B counterweight, and the well B load is the well A counterweight, so that the motor load is greatly reduced, the energy-saving effect is achieved, the dynamic load of the sucker rod is reduced, the service life of the sucker rod is prolonged, and the working efficiency of the sucker rod pump is improved.

The utility model discloses a use method profile is as follows:

when the oil pumping unit of the cluster well of the oil production platform works, the motor is controlled to rotate and the driving wheel is driven to rotate through the speed reducer through a control program in the control cabinet, the driving wheel is wound with four driving belts, the two front driving belts are connected with the front rope hanger through the guide wheel, the polished rod drives the well A to work, the two rear driving belts vertically descend from the rim of the driving wheel and are directly connected with the rear rope hanger and the polished rod to drive the well B to work, the motor rotates forwards and backwards, the driving wheel is driven to rotate forwards and backwards through the input coupler, the speed reducer and the output coupler, so that the front driving belt and the rear driving belt are driven to alternately move upwards and downwards to complete pumping of the oil well pump.

Claims

1. An oil extraction platform cluster well pumping unit, its characterized in that includes: (1) the device comprises a power unit (2), a control cabinet instrument room (3), an oil extraction platform deck (4), a transmission belt (5), a transmission belt clamping plate (6), a rope hanger (7), a polished rod (8), a well head (9), a sleeve (10), a well head cover plate (11), a guide wheel set (12), a guide wheel shaft (13), a guide wheel shaft seat (14), a guide wheel frame (15), a power unit base (16), a guide wheel frame adjusting lead screw (17), a motor (18), a driving wheel shaft seat (19), a driving wheel (20), a speed reducer output coupling (21), a speed reducer (22), a manual brake (23), a speed reducer input coupling (24), an automatic brake (25), a power unit lifting ring (26) and a control cabinet; the power unit consists of a guide wheel set, a motor, an automatic brake, a speed reducer input coupler, a speed reducer output coupler, a driving wheel axle seat and a power unit base, wherein the power unit base is made of I-shaped steel through welding, power unit equipment is installed on the power unit base, the power unit base is provided with 4 lifting rings and can be integrally lifted and adjusted, and the driving wheel is made of a steel plate through rolling and welding; the guide wheel set consists of a guide wheel body, a guide wheel shaft seat, a guide wheel frame and a guide wheel frame adjusting lead screw, wherein the guide wheel body is formed by rolling and welding steel plates; the transmission belt is vulcanized by a rubber plate and nylon cloth, the transmission belt clamping plate is welded by steel plates and clamps the transmission belt by bolts, and the rope hanger is made of steel and is a connector for connecting the transmission belt with a polished rod.