CN212079282U

CN212079282U - Exploratory well drainage device adopting electric pump pipe column fracturing

Info

Publication number: CN212079282U
Application number: CN202020342037.3U
Authority: CN
Inventors: 周宝全; 杨振宇; 燕文广; 李兆峰; 崔藏宝; 崔维娜; 杨春梅; 张会河
Original assignee: DONGYING HUAXING CHEMICAL CO LTD
Current assignee: DONGYING HUAXING CHEMICAL CO LTD
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-12-04
Anticipated expiration: 2030-03-18

Abstract

The utility model provides an adopt exploratory well drain of charge pump tubular column fracturing, includes defeated oil pipe, and first through-hole, its characterized in that are seted up to the bottom surface of defeated oil pipe: the first support of defeated oil pipe's periphery bottom surface fixed mounting, the both sides of filter vat inner wall top surface fixed mounting push rod respectively, the lower extreme suit toper cover of screw rod, toper cover and screw rod fixed connection, the draw-in groove is seted up respectively to the top surface of bullet piece, the equal fixed mounting fixture block of lower extreme of depression bar, the fixture block can be located the draw-in groove. The utility model discloses a continuous rotation of filter vat is driven to waterproof motor, and the filter vat can drive the impurity in the filter vat and roll in the pivoted, makes impurity be difficult to adhere to the inner wall at the filter vat and form the siltation, and when horizontal plate promoted impurity downwards, probability in the mesh hole of filter screen or the first through-hole is gone into to granule card such as grit is littleer than when directly promoting to further avoid the filter vat to appear blockking up, improve the utility model discloses a reliability.

Description

Exploratory well drainage device adopting electric pump pipe column fracturing

Technical Field

The utility model belongs to the flowing back field, specifically speaking are exploratory well drain who adopts charge pump tubular column fracturing.

Background

In the field of petroleum, fracturing refers to a method for forming cracks in oil and gas layers by utilizing the hydraulic action in the process of oil extraction or gas production. Fracturing is the artificial fracturing of the formation to create fractures, improve the flow environment of oil in the ground and increase the production of oil wells. When the bottom produces the fracture, there is the rock to burst and produce the less grit of volume, the inside environment of stratum is more complicated, there can be more impurity in the oil, all gather the oil among the prior art and accomplish the back, precipitate again, impurity and grit in the filtration gets rid of oil, but at the acquisition in-process, impurity and grit in the oil can collide with defeated oil pipe's inner wall, the friction, can lead to the fact the damage to defeated oil pipe's inner wall, corrosive substance in the oil also can aggravate the damage that receives the defeated oil pipe of damage department, cause defeated oil pipe damage even, lead to the oil to leak, influence user's work efficiency, when adopting simple filter screen to carry out simple prefilter in defeated oil pipe's mouth of pipe department, can lead to impurity such as gravel to pile up in mouth of pipe department and cause the filter screen to block up, influence user's work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adopt exploratory well drain of charge pump tubular column fracturing for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

the utility model provides an adopt exploratory well drain of charge pump tubular column fracturing, includes defeated oil pipe, and first through-hole, its characterized in that are seted up to the bottom surface of defeated oil pipe: a first bracket is fixedly arranged on the bottom surface of the periphery of the oil delivery pipe, a screw rod is fixedly arranged on the top surface of the first bracket, the screw rod passes through a first through hole, a filter barrel with an opening at the bottom surface is arranged in the first through hole by a bearing, a plurality of second through holes are arranged on the inner wall of the filter barrel, a second bracket is fixedly arranged on the bottom surface of the inner wall of the oil delivery pipe, a waterproof motor is fixedly arranged on the bottom surface of the second bracket, the output end of the waterproof motor is fixedly connected with the top surface of the filter barrel, a horizontal plate is movably arranged in the filter barrel, the periphery of the horizontal plate is in contact fit with the inner wall of the filter barrel, a third through hole for the screw rod to pass through is arranged on the top surface of the horizontal plate, the horizontal plate is fixedly connected with the top surface of the inner wall of the filter barrel by a plurality of tension springs, grooves are respectively arranged on two sides of the third, the screw thread is seted up respectively to the inner wall of arc wall, the screw thread that the arc wall inner wall was seted up can mesh with the screw rod mutually, the bullet piece is respectively through spring and corresponding recess fixed connection, erect the depression bar that the inslot articulated installation slope set up respectively, the articulated department of depression bar is equipped with the torsional spring, the torsional spring makes the lower extreme of depression bar turn over to the bullet piece, the both sides of filter vat inner wall top surface are the fixed mounting push rod respectively, the lower extreme suit toper cover of screw rod, toper cover and screw rod fixed connection, the draw-in groove is seted up respectively to the top surface of bullet piece, the equal fixed mounting fixture block of lower extreme of depression bar.

According to the exploratory well drainage device adopting electric pump pipe column fracturing, the filter screens are fixedly arranged in the second through holes.

According to the exploratory well drainage device adopting electric pump pipe column fracturing, the brushes are fixedly arranged on the periphery of the horizontal plate respectively and are in contact fit with the inner wall of the filter barrel.

The exploratory well drainage device adopting the electric pump pipe column for fracturing is characterized in that the tension spring and the spring are made of 904L alloy steel.

The exploratory well drainage device adopting the electric pump pipe column for fracturing is characterized in that the filter screen is made of 304 stainless steel.

The utility model has the advantages that: when the user carries out the collection of oil, after the oil in the stratum got into the filter vat in the first through-hole, get into in the oil pipe through the second through-hole (defeated oil pipe when using direct and the oil production device fixed connection among the prior art, pass through welded mode fixed connection with the mouth of pipe of defeated oil pipe and the oil inlet of oil suction pump, oil production device does not do specifically describe here for prior art the utility model discloses when using, put through waterproof motor's power, waterproof motor's output drives the synchronous rotation of filter vat of being connected with it, because the inner chamber of filter vat is the rectangle structure, and the horizontal plate around with the inner wall contact cooperation of filter vat so horizontal plate and filter vat synchronous rotation, the bullet piece synchronous rotation thereupon in the horizontal plate. When the horizontal plate moves the opening of the filter barrel, the arc groove on one side of the elastic block contacts with the periphery of the conical sleeve, because the diameter of the lower end of the conical sleeve is larger than that of the screw rod, when the horizontal plate moves downwards, the impurities in the filter barrel can be pushed downwards to be cleaned to the outer side of the filter barrel, the filter barrel is prevented from being blocked, the bullet piece removes to both sides under the extrusion of toper cover, thereby make bullet piece and screw rod separation, when the bullet piece removes to both sides, the draw-in groove of bullet piece top surface removes to both sides thereupon, the fixture block card is gone into in the draw-in groove, because bullet piece and screw rod are in the state of separation this moment, therefore the screw thread that the arc wall inner wall was seted up can't mesh with the screw rod mutually, horizontal plate upward movement under the effect of extension spring pulling force, get back to initial position, the lower extreme of push rod contacts the back with corresponding depression bar once more, the push rod pushes down the one end of moving corresponding depression bar, the other end of depression bar perks upwards, fixture block and draw-in groove separation this moment, the bullet piece draws close to the centre under the effect of spring elasticity, the screw thread that the arc wall was seted up meshes with the screw rod once. The utility model discloses a filter vat, second through-hole, filter screen isotructure can carry out preliminary filtration to the oil, make in the rock stratum the great impurity of volume and sand gravel can't get into the oil transportation intraductal to reduce impurity such as the in-process gravel of oil gathering to the damage of oil transportation inside pipe wall, further improve the reliability of defeated oil pipe when using. The utility model discloses a mutually supporting between screw rod, horizontal plate, bullet piece isotructure can make the horizontal plate move from top to bottom, arranges the outside of filter vat through impurity, gravel in the horizontal plate with the filter vat, realizes the self-purification function of filter vat, has avoided the filter vat to take place to block up when using, improves the utility model discloses a reliability. The utility model discloses a continuous rotation of filter vat is driven to waterproof motor, and the filter vat can drive the impurity in the filter vat and roll in the pivoted, makes impurity be difficult to adhere to the inner wall at the filter vat and form the siltation, and when horizontal plate promoted impurity downwards, probability in the mesh hole of filter screen or the first through-hole is gone into to granule card such as grit is littleer than when directly promoting to further avoid the filter vat to appear blockking up, improve the utility model discloses a reliability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; FIG. 3 is an enlarged view of a portion II of FIG. 2; fig. 4 is an enlarged view of a sectional view taken along line a-a of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides an adopt exploratory well drain of charge pump tubular column fracturing, as shown in the figure, including defeated oil pipe 1, first through-hole 2, its characterized in that are seted up to the bottom surface of defeated oil pipe 1: the periphery bottom surface of the oil pipeline 1 is fixedly provided with a first bracket 3, the first bracket 3 is a U-shaped bracket with a downward opening, two ends of the first bracket 3 are respectively fixedly connected with the bottom surface of the oil pipeline 1, the top surface of the first bracket 3 is fixedly provided with a screw rod 4, one end of the screw rod 4 is fixedly connected with the top surface of a horizontal rod of the first bracket 3, the screw rod 4 passes through a first through hole 2, the central line of the screw rod 4 is collinear with the central line of the first through hole 2, the inside of the first through hole 2 is provided with a filter barrel 5 with an open bottom surface by a bearing, the inner cavity of the filter barrel 5 is of a rectangular structure, the inner wall of the filter barrel 5 is provided with a plurality of second through holes 6, the bottom surface of the inner wall of the oil pipeline 1 is fixedly provided with a second bracket 7, two ends of the second bracket 7 are respectively fixedly connected with the bottom surface of the inner wall of the oil pipeline 1, the bottom surface of the second bracket 7 is fixedly provided with a, the output end of a waterproof motor 8 is fixedly connected with the top surface of a filter barrel 5, a horizontal plate 10 is movably arranged in the filter barrel 5, the periphery of the horizontal plate 10 is in contact fit with the inner wall of the filter barrel 5, a third through hole 11 for a screw rod 4 to pass through is formed in the top surface of the horizontal plate 10, the horizontal plate 10 is fixedly connected with the top surface of the inner wall of the filter barrel 5 through a plurality of tension springs 12, one end of each tension spring 12 is fixedly connected with the top surface of the inner wall of the filter barrel 5, the other end of each tension spring 12 is fixedly connected with the top surface of the horizontal plate 10, grooves 13 are respectively formed in two sides of each third through hole 11, vertical grooves 14 are respectively formed in the top surfaces of the grooves 13, the vertical grooves 14 are communicated with the interior of the filter barrel 5, elastic blocks 15 are respectively movably arranged in the grooves 13, arc-shaped grooves 16 are respectively formed in the opposite surfaces of the two elastic blocks 15, the inner walls of the arc-shaped grooves 16 are respectively provided with threads, the distance between the clamping block 20 and the elastic block 15 when contacting the clamping groove 9 is the same as the depth of the threads, the threads arranged on the inner walls of the arc-shaped grooves 16 can be meshed with the screw rod 4, the elastic block 15 is respectively fixedly connected with the corresponding groove 13 through the spring 17, one end of the spring 17 is fixedly connected with one side of the corresponding elastic block 15, the other end of the spring 17 is fixedly connected with one side of the corresponding groove 13, the vertical grooves 14 are respectively hinged with the obliquely arranged pressing rods 18, the hinged points of the pressing rods 18 are positioned at 1/3 of the pressing rods 18, the hinged parts of the pressing rods 18 are provided with torsional springs, the lower ends of the pressing rods 18 are turned over towards the elastic blocks 15 by the torsional springs, the push rods 19 are respectively and fixedly arranged at two sides of the top surface of the inner wall of the filter barrel 5, the upper ends of the corresponding pressing rods 18, the top surface of the elastic block 15 is respectively provided with a clamping groove 9, the lower ends of the compression rods 18 are fixedly provided with clamping blocks 20, and the clamping blocks 20 can be positioned in the clamping grooves 9. When the user carries out the collection of oil, after the oil in the stratum got into filter vat 5 in the first through-hole 2, get into defeated oil pipe 1 in through second through-hole 6 (defeated oil pipe 1 directly when using with the oil production device fixed connection among the prior art, pass through welded mode fixed connection with the mouth of pipe of defeated oil pipe 1 and the oil inlet of oil suction pump, oil production device is prior art and does not do specifically describe here) the utility model discloses when using, put through waterproof motor 8's power, waterproof motor 8's output drives the synchronous rotation of filter vat 5 who is connected with it, because filter vat 5's inner chamber is the rectangle structure, and the horizontal plate 10 all around with the inner wall contact cooperation of filter vat 5 so horizontal plate 10 and filter vat 5 synchronous rotation, the synchronous rotation of bullet piece 15 in the horizontal plate 10 thereupon. At the initial position, the lower end of the push rod 19 is in contact fit with the upper side of the corresponding press rod 18, at this time, the other end of the press rod 18 is in a separated state from the elastic block 15, at this time, the clamping block 20 is not in contact with the clamping groove 9, the elastic block 15 is drawn towards the middle under the action of the elastic force of the spring 17, the threads formed on the inner wall of the arc-shaped groove 16 are meshed with the screw rod 4, therefore, after the threads formed on the inner wall of the arc-shaped groove 16 are meshed with the screw rod 4 and the horizontal plate 10 drives the elastic block 15 to rotate, the elastic block 15 moves downwards along the screw rod 4, at this time, the elastic block 15 drives the horizontal plate 10 to synchronously move downwards, when the horizontal plate 10 moves downwards, impurities in the filter barrel 5 can be pushed downwards, the impurities are cleaned to the outer side of the filter barrel 5, the blockage of the filter barrel 5 is avoided, when the opening of the horizontal plate 10 moves the filter barrel 5, the arc-shaped groove 16 on one side of the, therefore, when the horizontal plate 10 continues to move downwards, the elastic block 15 moves towards two sides under the extrusion of the conical sleeve 21, so that the elastic block 15 is separated from the screw rod 4, when the elastic block 15 moves towards two sides, the clamping groove 9 on the top surface of the elastic block 15 moves towards two sides along with the elastic block, the clamping block 20 is clamped in the clamping groove 9, at the moment, because the elastic block 15 and the screw rod 4 are in a separated state, the thread formed on the inner wall of the arc-shaped groove 16 cannot be meshed with the screw rod 4, the horizontal plate 10 moves upwards under the pulling force of the tension spring 12 to return to an initial position, the lower end of the push rod 19 is contacted with the corresponding pressure rod 18 again, the push rod 19 presses one end of the corresponding pressure rod 18 downwards, the other end of the pressure rod 18 tilts upwards, at the moment, the clamping block 20 is separated from the clamping groove 9, the elastic block 15 draws towards the middle under the elastic force of the spring 17, the thread formed on the inner, And the lower circulation moves. The utility model discloses a filter vat 5, second through-hole 6, filter screen 22 isotructure can carry out preliminary filtration to the oil, make in the rock stratum the great impurity of volume and sand gravel can't get into defeated oil pipe 1 to reduce the oil and to the damage of defeated oil pipe 1 inner wall at impurity such as the in-process gravel of gathering, further improve the reliability of defeated oil pipe 1 when using. The utility model discloses a mutually supporting between screw rod 4, horizontal plate 10, bullet piece 15 isotructures can make horizontal plate 10 move up and down, arranges the outside of filter vat 5 through impurity, gravel in horizontal plate 10 with filter vat 5, realizes filter vat 5's self-cleaning function, has avoided filter vat 5 to take place to block up when using, improves the utility model discloses a reliability. The utility model discloses a waterproof motor 8 drives the continuous rotation of filter vat 5, and filter vat 5 can drive the impurity in the filter vat 5 in the pivoted and roll, makes impurity be difficult to adhere to the inner wall at filter vat 5 and form the siltation, and when horizontal plate 10 promoted impurity downwards, probability in the mesh of filter screen 22 or in first through-hole 6 is gone into to granule card such as grit is littleer than when directly promoting to further avoid filter vat 5 to appear blockking up, improve the utility model discloses a reliability.

Specifically, as shown in fig. 2, the filter screens 22 are fixedly installed in the second through holes 6, and the mesh areas of the filter screens 22 are smaller than those of the second through holes 6. This structural design can filter out the impurity that the volume is littleer to further increase filter vat 5's filter effect.

Specifically, as shown in fig. 4, the periphery of the horizontal plate 10 of this embodiment is respectively and fixedly installed with a brush 23, and the brushes 23 are in contact fit with the inner wall of the filtering barrel 5. When the horizontal plate 10 moves up and down in the filter vat 5, the horizontal plate 10 drives the hairbrush 23 to move synchronously, and impurities on the inner wall of the filter vat 5 can be cleaned when the hairbrush 23 moves up and down, so that the wall of the filter vat 5 can be cleaned, and the maintenance of the filter vat 5 is reduced.

Further, as shown in fig. 2, the tension spring 12 and the spring 17 in this embodiment are both made of 904L alloy steel. 904L is high-alloying austenitic stainless steel with low carbon content, the steel has good corrosion resistance, and when mineral resources are collected, such as the exploitation of crude petroleum, the crude petroleum contains various corrosive substances, and the structural design can adapt to a stronger corrosive environment and prolong the service life of the tension spring 12 and the spring 17.

Furthermore, as shown in fig. 2, the material of the filter screen 22 in this embodiment is 304 stainless steel. The wear resistance and the corrosion resistance of the 304 stainless steel are good, the comprehensive performance is good, and the service life of the filter screen 22 can be prolonged.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an adopt exploratory well drain of charge pump tubular column fracturing, includes defeated oil pipe (1), first through-hole (2), its characterized in that are seted up to the bottom surface of defeated oil pipe (1): a first support (3) is fixedly installed on the bottom surface of the periphery of an oil delivery pipe (1), a screw rod (4) is fixedly installed on the top surface of the first support (3), the screw rod (4) penetrates through a first through hole (2), a filter barrel (5) with an opening in the bottom surface is installed in the first through hole (2) through a bearing, a plurality of second through holes (6) are formed in the inner wall of the filter barrel (5), a second support (7) is fixedly installed on the bottom surface of the inner wall of the oil delivery pipe (1), a waterproof motor (8) is fixedly installed on the bottom surface of the second support (7), the output end of the waterproof motor (8) is fixedly connected with the top surface of the filter barrel (5), a horizontal plate (10) is movably installed inside the filter barrel (5), the periphery of the horizontal plate (10) is in contact fit with the inner wall of the filter barrel (5), a third through hole (11) for the screw rod (4) to penetrate through is formed in the top surface of the horizontal plate (10), and the, grooves (13) are respectively formed in two sides of a third through hole (11), vertical grooves (14) are respectively formed in the top surfaces of the grooves (13), the vertical grooves (14) are communicated with the interior of the filter barrel (5), elastic blocks (15) are respectively and movably mounted in the grooves (13), arc-shaped grooves (16) are respectively formed in opposite surfaces of the two elastic blocks (15), threads are respectively formed in the inner walls of the arc-shaped grooves (16), the threads formed in the inner walls of the arc-shaped grooves (16) can be meshed with the screw rods (4), the elastic blocks (15) are respectively and fixedly connected with the corresponding grooves (13) through springs (17), obliquely arranged compression rods (18) are respectively and hingedly mounted in the vertical grooves (14), torsion springs are arranged at hinged positions of the compression rods (18), the lower ends of the compression rods (18) are turned over towards the elastic blocks (15), push rods (19) are respectively and fixedly mounted on two sides of the top surfaces of the inner walls of the filter barrel (5), and conical, the conical sleeve (21) is fixedly connected with the screw rod (4), the clamping grooves (9) are formed in the top surfaces of the elastic blocks (15), the clamping blocks (20) are fixedly mounted at the lower ends of the pressing rods (18), and the clamping blocks (20) can be located in the clamping grooves (9).

2. The exploratory well drainage device fractured by the electric pump string as claimed in claim 1, wherein: and filter screens (22) are fixedly arranged in the second through holes (6).

3. The exploratory well drainage device fractured by the electric pump string as claimed in claim 1, wherein: the periphery of the horizontal plate (10) is fixedly provided with a brush (23) respectively, and the brush (23) is in contact fit with the inner wall of the filter barrel (5).

4. The exploratory well drainage device fractured by the electric pump string as claimed in claim 1, wherein: the tension spring (12) and the spring (17) are both made of 904L alloy steel.

5. The exploratory well drainage device fractured by the electric pump string as claimed in claim 2, wherein: the filter screen (22) is made of 304 stainless steel.