CN212563171U

CN212563171U - Oil recovery well unblocking device

Info

Publication number: CN212563171U
Application number: CN202021109003.6U
Authority: CN
Inventors: 王凯健; 徐浩; 吴超
Original assignee: Yangzhou Runda Oilfield Chemicals Co ltd
Current assignee: Yangzhou Runda Oilfield Chemicals Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-19
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a blockage removing device for an oil production well, which belongs to the technical field of oil well dredging equipment and comprises a vertical hydraulic oil cylinder, wherein a rotating motor is arranged above the hydraulic oil cylinder, the output end of the rotating motor is connected with the cylinder body of the hydraulic oil cylinder, a circle of fixing ring is arranged outside the rotating motor, and the outer wall of the rotating motor is fixedly connected with the inner ring wall of the fixing ring through a plurality of connecting rods; the periphery of the piston end of the hydraulic oil cylinder is sleeved with a sprinkler which is connected with a water pump, and the water pump is connected with a blocking remover liquid storage tank through a pipeline; the piston end of the hydraulic oil cylinder is provided with a plug removing head which is provided with a hollow inner cavity, a plurality of telescopic cylinders are arranged in the inner cavity of the plug removing head at intervals along the circumferential direction of the plug removing head, the cylinder body of each telescopic cylinder is fixed in the plug removing head, the piston end of each telescopic cylinder is connected with a scraping blade, and a notch for the scraping blade to penetrate out along the telescopic direction of the telescopic cylinder is formed in the wall of the plug removing head. The utility model discloses a rotating electrical machines, hydraulic cylinder and the cooperation of separating the end cap, convenient operation, the stifled effectual, the stifled efficient of separating.

Description

Oil recovery well unblocking device

Technical Field

The utility model belongs to the technical field of the oil well dredging equipment, specifically speaking is a stifled device is separated to oil recovery well.

Background

Oil pipes are usually arranged in oil wells in a penetrating mode, oil pumps are arranged in the oil pipes, and crude oil at the bottoms of the oil wells flows upwards through the oil pumps and then flows out of an oil extraction tree at the top ends of the oil pipes; because the crude oil contains asphalt, the asphalt is easy to adhere to the inner wall of the oil pipe, the asphalt on the inner wall of the oil pipe increases the flowing resistance of the crude oil so as to increase the mining difficulty, when the asphalt on the inner wall of the oil pipe is accumulated, the oil pipe is easy to block, and the production is stopped; therefore, how to clean the asphalt adhered in the oil pipe becomes a hot point of research.

The blockage removal of the oil well in the market at present is carried out by injecting a blockage removal agent and some simple blockage removal devices, and some problems exist, such as the blockage removal equipment is inconvenient to operate, the blockage removal agent is inconvenient to inject, the blockage removal agent cannot be injected to a specified position, and the like, so that the blockage removal effect is greatly reduced.

Disclosure of Invention

An object of the utility model is to overcome the not enough of above-mentioned technique, provide a convenient operation, remove stifled effectual, the efficient oil recovery well of removing stifled device.

In order to realize the purpose of the utility model, the utility model adopts the technical scheme that:

a blockage removing device for an oil production well comprises a hydraulic oil cylinder which is vertically arranged, wherein a rotating motor is arranged above the hydraulic oil cylinder, the output end of the rotating motor is connected with a cylinder body of the hydraulic oil cylinder, a circle of fixing ring is arranged outside the rotating motor, the rotating motor is positioned in an inner ring of the fixing ring, and the outer wall of the rotating motor is fixedly connected with the inner ring wall of the fixing ring through a plurality of connecting rods; the periphery of the piston end of the hydraulic oil cylinder is sleeved with a sprinkler which sprays all around, the sprinkler is connected with a water pump, and the water pump is connected with a blocking remover liquid storage tank through a pipeline; the plug is installed on the piston end of hydraulic cylinder, the plug has hollow inner chamber, be equipped with a plurality of telescopic cylinder along its circumference interval in the plug inner chamber of separating, telescopic cylinder's cylinder body is fixed in the plug of separating, and telescopic cylinder's piston end is connected with the doctor-bar, set up the breach that supplies the doctor-bar to wear out along telescopic cylinder flexible direction on the wall of the plug of separating.

The utility model discloses a further improvement lies in, the one end that the breach was worn out to the doctor-bar is upwards buckled, and the angle of buckling is 90, is convenient for collect the sediment dirt that will scrape down.

The utility model discloses a further improvement lies in, the one end lateral part that the breach was worn out to the doctor-bar is equipped with the scraper, the scraper is circular-arc, and scraper one end is fixed on the doctor-bar, and the other end is the spine form, and the sediment dirt cutting that the scraper will block up when conveniently untiing the choke plug rotation makes things convenient for the doctor-bar to strike off.

The utility model discloses a further improvement lies in, telescopic cylinder is equipped with four groups.

The utility model discloses a further improvement lies in, it is the toper structure to separate the end cap lower part, conveniently separates the end cap and stretches into oil pipe depths.

The utility model discloses a further improvement lies in, install the camera on hydraulic cylinder's the piston end outer wall, the camera sets up in the sprinkler top, can the condition of real-time observation oil pipe wall, and convenient in time is maintained or is maintained.

The utility model discloses a further improvement lies in, the water pump is fixed on the sprinkler.

The utility model discloses a further improvement lies in, be equipped with the valve on the connecting tube of water pump and unblocking agent liquid storage pot.

The utility model discloses a further improvement lies in, be connected with the stiffener pole between rotating electrical machines and the connecting rod, prevent to drop.

The working principle is as follows: this device is through hanging solid fixed ring and putting on oil pipe's port, still can make solid fixed ring more firmly fix on oil pipe's port through the bolt, in operation, hydraulic cylinder will separate the choke plug and stretch into the oil pipe depths downwards, stretch into the in-process, the sprinkler constantly sprays the deblocking agent to around, with pitch, the scaling matter that constitutes such as hydrogen carbonate and magnesium carbonate is softened and dissolves, the doctor-bar is outwards extended by telescopic cylinder, separate the choke plug under rotating electrical machines and hydraulic cylinder's drive, rotatory the rising, doctor-bar and scraper cooperation are scraped the sediment dirt of softening and are scraped out outside the oil pipe, thereby accomplish and separate stifled process.

The utility model has the advantages that:

(1) the device can perform blockage removing and descaling treatment on the oil pipe repeatedly through the cooperation of the rotating motor, the hydraulic oil cylinder and the blockage removing head, when the blockage removing head stretches downwards, the scraping blade is folded, and when the blockage removing head rises, the scraping blade stretches out to remove slag, so that the device is convenient and rapid, high in efficiency and good in blockage removing effect.

(2) The blocking remover is used for chemical treatment and mechanical treatment of the blocking remover, so that the blocking removing effect and the blocking removing efficiency are further improved.

Drawings

Fig. 1 is a schematic structural view of the wiper blade of the present invention when it is extended.

Fig. 2 is a schematic structural view of the wiper blade of the present invention when it is folded.

Fig. 3 is a schematic view of the structure in the direction of a-a in fig. 1.

Fig. 4 is a schematic structural view in the direction B-B of fig. 1.

In the figure: the device comprises a hydraulic oil cylinder 1, a rotating motor 2, a fixing ring 3, a connecting rod 4, a sprinkler 5, a water pump 6, a blocking remover liquid storage tank 7, a blocking remover 8, a telescopic cylinder 9, a scraping blade 10, a notch 11, a scraping blade 12, a camera 13, a valve 14 and a reinforcing rib rod 15.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-4, the oil production well blockage removing device comprises a vertically arranged hydraulic oil cylinder 1, wherein a rotating motor 2 is arranged above the hydraulic oil cylinder 1, the output end of the rotating motor 2 is connected with the cylinder body of the hydraulic oil cylinder 1, a circle of fixing ring 3 is arranged outside the rotating motor 2, the rotating motor 2 is positioned in the inner ring of the fixing ring 3, and the outer wall of the rotating motor 2 is fixedly connected with the inner ring wall of the fixing ring 3 through a plurality of connecting rods 4; the periphery of the piston end of the hydraulic oil cylinder 1 is sleeved with a sprinkler 5 which sprays all around, the sprinkler 5 is connected with a water pump 6, and the water pump 6 is connected with a blocking remover liquid storage tank 7 through a pipeline; the piston end of the hydraulic oil cylinder 1 is provided with a plug 8, the plug 8 is provided with a hollow inner cavity, a plurality of telescopic cylinders 9 are arranged in the inner cavity of the plug 8 along the circumferential interval, the cylinder body of each telescopic cylinder 9 is fixed in the plug 8, the piston end of each telescopic cylinder 9 is connected with a scraping blade 10, and the wall of the plug 8 is provided with a notch 11 for the scraping blade 10 to penetrate out along the telescopic direction of the telescopic cylinder 9.

The end of the scraping piece 10 penetrating through the notch 11 is bent upwards, and the bending angle is 90 degrees, so that the scraped slag can be collected conveniently.

The scraper 12 is arranged on the side portion of one end, penetrating out of the notch 11, of the scraper 10, the scraper 12 is arc-shaped, one end of the scraper 12 is fixed on the scraper 10, the other end of the scraper 12 is in a sharp-pointed shape, and therefore when the plug 8 rotates, the scraper 12 cuts blocked slag conveniently, and the scraper 10 is convenient to scrape.

Four groups of telescopic cylinders 9 are arranged.

The lower part of the plug 8 is of a conical structure, so that the plug 8 can conveniently stretch into the deep part of an oil pipe.

The camera 13 is installed on the outer wall of the piston end of the hydraulic oil cylinder 1, the camera 13 is arranged above the sprinkler 5, the condition of the oil pipe wall can be observed in real time, and timely maintenance or repair is facilitated.

The water pump 6 is fixed to the sprinkler 5.

A valve 14 is arranged on a connecting pipeline of the water pump 6 and the blocking remover liquid storage tank 7.

A reinforcing rib rod 15 is connected between the rotating motor 2 and the connecting rod 4 to prevent falling.

The working principle is as follows: this device is through hanging solid fixed ring 3 and putting on oil pipe's port, still can make solid fixed ring 3 more firmly fix on oil pipe's port through the bolt, in operation, hydraulic cylinder 1 will be separated end cap 8 and stretch into the oil pipe depths downwards, stretch into the in-process, sprinkler 5 constantly sprays the deblocking agent to around, with pitch, the scaling softening of constitution such as bicarbonate and magnesium carbonate dissolves, doctor-bar 10 is outwards extended by telescopic cylinder 9, it is under rotating electrical machines 2 and hydraulic cylinder 1's drive to separate end cap 8, rotatory the rising, doctor-bar 10 and scraper 12 cooperation are scraped the sediment dirt of softening and are scraped out outside the oil pipe, thereby accomplish and separate stifled process.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. A blockage removing device for an oil production well is characterized by comprising a hydraulic oil cylinder which is vertically arranged, wherein a rotating motor is arranged above the hydraulic oil cylinder, the output end of the rotating motor is connected with a cylinder body of the hydraulic oil cylinder, a circle of fixing ring is arranged outside the rotating motor, the rotating motor is positioned in an inner ring of the fixing ring, and the outer wall of the rotating motor is fixedly connected with the inner ring wall of the fixing ring through a plurality of connecting rods; the periphery of the piston end of the hydraulic oil cylinder is sleeved with a sprinkler which sprays all around, the sprinkler is connected with a water pump, and the water pump is connected with a blocking remover liquid storage tank through a pipeline; the plug is installed on the piston end of hydraulic cylinder, the plug has hollow inner chamber, be equipped with a plurality of telescopic cylinder along its circumference interval in the plug inner chamber of separating, telescopic cylinder's cylinder body is fixed in the plug of separating, and telescopic cylinder's piston end is connected with the doctor-bar, set up the breach that supplies the doctor-bar to wear out along telescopic cylinder flexible direction on the wall of the plug of separating.

2. A plug removing device for a production well according to claim 1, wherein the end of the scraper penetrating the notch is bent upwards at an angle of 90 °.

3. The unblocking apparatus for an oil recovery well according to claim 1, wherein a scraper is provided at a side portion of one end of the scraper, which penetrates through the gap, and the scraper is arc-shaped, one end of the scraper is fixed on the scraper, and the other end of the scraper is spike-shaped.

4. A plug removal device for a production well according to claim 1, wherein said telescopic cylinders are provided in four groups.

5. A plug removing device for a production well according to claim 1, wherein the lower portion of the plug removing head is of a conical structure.

6. The plug removal device for the oil production well as defined in claim 1, wherein a camera is mounted on the outer wall of the piston end of the hydraulic oil cylinder, and the camera is arranged above the sprinkler.

7. A production well unblocking apparatus according to claim 1, wherein said water pump is fixed to a sprinkler.

8. The unblocking apparatus for oil recovery well according to claim 1, wherein a valve is disposed on a connecting pipe between the water pump and the unblocking agent storage tank.

9. A plug removal device for a production well according to claim 1, wherein a reinforcing bar is connected between the rotating electrical machine and the connecting rod.