CN112855104B

CN112855104B - Fracturing ball injector for oil well

Info

Publication number: CN112855104B
Application number: CN202110042900.2A
Authority: CN
Inventors: 孙淑芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2023-01-20
Anticipated expiration: 2041-01-13
Also published as: CN112855104A

Abstract

The invention relates to the technical field of fracturing ball throwers and discloses a fracturing ball thrower for an oil well, which comprises a box body, wherein a ball throwing pipe is fixedly communicated with the inside of the box body, a ball throwing channel is formed in the ball throwing pipe, a stop block is movably sleeved on the side surface of the ball throwing pipe, a first mounting frame is fixedly connected to the side surface of the ball throwing pipe, and a first telescopic rod is fixedly connected to the inner side surface of the first mounting frame. This fracturing bowling ware for oil well, there is the intercommunication cover through the fixed intercommunication in the side of bowling pipe, and set up discharge opening and optional hole in the bottom surface of intercommunication cover, and make the box dig the inside at the intercommunication cover that No. two telescopic links of side cup joint, utilize the magnetic chuck of intercommunication cover terminal surface, the magnetic chuck outage loses magnetism, when the jam ball of suitable diameter is selected to needs, the improper jam ball that the circular telegram will transfer adsorbs and draw to discharge opening department outage release, improve the selection effect of jam ball, make and block up the ball and be convenient for the adaptation pipeline, excellent in use effect.

Description

Fracturing ball injector for oil well

Technical Field

The invention relates to the technical field of fracturing ball throwers, in particular to a fracturing ball thrower for an oil well.

Background

In order to recover petroleum, according to the hole drilled by well-spacing system planned for oil field development, the petroleum is raised from bottom to top channel, the oil well is drilled by drilling method, after the oil well is drilled to oil layer, the oil layer casing pipe is placed, and the oil well cement is injected into the annular space between casing pipe and well wall to maintain well wall and seal oil, gas and water layers, then according to the requirements for oil field development the oil layer is jetted by perforating gun to form channel, and the oil pipe is placed, and the petroleum is raised from bottom to top of well by using proper induced flow method.

Present fracturing bowling ware for oil well, in the use, because the diameter of blockking up the ball is different, adapt to different pipeline diameters, when blockking up the pipeline of difference, the jam ball of different diameters is usually required, however the jam ball diameter in the bowling passageway among the actual operation process does not match, throw after needing to select, it is accurate to guarantee the bowling diameter, current bowling ware is difficult to realize nevertheless, generally for blocking according to the order of deciding good and sequencing and block up the ball, additionally increase sequencing operation, excellent in use effect.

In addition, current fracturing bowling ware for oil well, in the use, because the ball throwing passageway has the jam ball of a certain amount, when carrying out the release of bottom jam ball, the dog that requires the release bottom to block up the ball slides rapidly, avoids the jam ball on upper portion to drop, collects and throws the easy error that exists of ball in-process, when the release bottom blocks up the ball, the jam ball on upper portion lacks stable spacing, throws ball stability relatively poor, and the result of use is not good.

On the other hand, in the use process of the existing fracturing ball injector for oil wells, as the blocking balls are frequently used, part of the blocking balls are seriously worn and are not suitable for throwing operation in the actual use process, however, the existing ball injector cannot effectively judge the quality of the blocking balls before ball throwing, cannot timely and effectively perform discharge operation under the condition that the blocking balls have problems, and the worn blocking balls thrown into a ball throwing channel are troublesome to clear, so that the use effect is poor.

Disclosure of Invention

The invention provides a fracturing ball injector for an oil well, which has the advantages of improving ball injection adaptability, stabilizing ball injection and conveniently picking out worn and blocked balls, and solves the problems in the background art.

The invention provides the following technical scheme: the utility model provides an oil well is with fracturing bowling ware, includes the box, the inside fixed intercommunication of box has the bulb of throwing, the bowling passageway has been seted up to the inside of throwing the bulb, the dog has been cup jointed in the side activity of throwing the bulb, the mounting bracket of side fixedly connected with of throwing the bulb, the telescopic link No. one of medial surface fixedly connected with of mounting bracket, the inner and the dog fixed connection of telescopic link No. one, the fixed intercommunication in bottom of the bulb left surface has the intercommunication cover, the internal surface activity of intercommunication cover has cup jointed the magnetic suction head, the mounting bracket No. two of left surface fixedly connected with of box, the medial surface fixed mounting of mounting bracket No. two has the telescopic link No. two, the inner and the magnetic suction head fixed connection of telescopic link No. two, the fixed intercommunication in top surface of intercommunication cover has the gas tank, select hole and discharge opening have been seted up respectively to the bottom surface of intercommunication cover.

Preferably, the outer side surface of the stop block is fixedly connected with a fixing rod, the side surface of the first mounting frame is fixedly connected with a sleeve, and the inner surface of the sleeve is movably sleeved with the fixing rod.

Preferably, the top surface of the sleeve is fixedly communicated with a communicating pipe, the inner surface of the communicating pipe is movably sleeved with a push rod, the outer end face of the push rod is fixedly connected with a clamping plate, the outer surface of the clamping plate is movably sleeved with a ball throwing pipe, the end face of the fixing rod is fixedly connected with a circular plate I, and the end face of the push rod is fixedly connected with a circular plate II.

Preferably, the diameter of the first round plate is smaller than the inner diameter of the sleeve, and the diameter of the second round plate is smaller than the inner diameter of the communicating pipe.

Preferably, the front of the ball throwing tube is provided with a mounting groove, the inner surface of the mounting groove is fixedly connected with a transparent plate, the transparent plate is an arc-shaped plate, the front of the box body is provided with an observation groove, and the left side surface of the box body is fixedly provided with a control box.

Preferably, the bottom surface of box has seted up a hole and No. two holes respectively, the fixed intercommunication in lower extreme in a hole has a pipe, the fixed intercommunication in bottom in No. two holes has No. two pipes.

The invention has the following beneficial effects:

1. this fracturing bowling ware for oil well, there is the intercommunication cover through the fixed intercommunication in the side of bowling pipe, and set up discharge opening and optional hole in the bottom surface of intercommunication cover, and make the box dig the inside at the intercommunication cover that No. two telescopic links of side cup joint, utilize the magnetic chuck of intercommunication cover terminal surface, the magnetic chuck outage loses magnetism, when the jam ball of suitable diameter is selected to needs, the improper jam ball that the circular telegram will transfer adsorbs and draw to discharge opening department outage release, improve the selection effect of jam ball, make and block up the ball and be convenient for the adaptation pipeline, excellent in use effect.

2. This fracturing ball injector for oil well, through the lateral surface fixed connection dead lever at the dog, and at the inboard fixed connection sleeve pipe of a mounting bracket, make sheathed tube lower extreme and dead lever cup joint, and make sleeve pipe top surface communicating pipe cup joint with the push rod, when dog expansion release bottom blocks up the ball, pressure oil in the sleeve pipe receives the dead lever promotion and makes the push rod release, and then realizes that the removal of splint presss from both sides tightly, guarantees only bottom block up the ball release in the release process, guarantees to put in stably, and it is convenient to use.

3. This fracturing bowling ware for oil well, there is the intercommunication cover through the fixed intercommunication in the side of bowling pipe, and set up discharge opening and optional hole in the bottom surface of intercommunication cover, and make the box dig the inside of No. two telescopic links of side cup joint at the intercommunication cover, utilize the magnetic suction head of intercommunication cover terminal surface, the magnetic suction head outage loses magnetism, the cooperation is thrown the positive transparent plate and the positive observation groove of box of installing of pipe on the bowling, block up the ball model condition and observe clearly the back in the passageway of bowling, can select to adsorb and discharge the wearing and tearing ball through control magnetic suction head, improve the quality that the bowling blockked up, avoid wearing and tearing ball to come into use.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 shows a magnetic attraction head according to the present invention; an explosion diagram between the communicating sleeves;

FIG. 5 is a schematic view of a ball striking tube according to the present invention;

fig. 6 is an exploded view of the present invention between a structural sleeve and a fixation rod.

In the figure: 1. a box body; 2. a ball throwing pipe; 3. a ball throwing channel; 4. a stopper; 5. a first mounting frame; 6. a first telescopic rod; 7. a communicating sleeve; 8. a gas tank; 9. a magnetic suction head; 10. a second mounting rack; 11. a second telescopic rod; 12. a first hole; 13. a second hole; 14. a second tube; 15. a first pipe; 16. a discharge hole; 17. selecting a hole; 18. fixing the rod; 19. a first circular plate; 20. a sleeve; 21. a communicating pipe; 22. a push rod; 23. a second circular plate; 24. a splint; 25. mounting grooves; 26. a transparent plate; 27. an observation groove; 28. a control box.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a fracturing ball injector for an oil well comprises a box body 1, a ball throwing pipe 2 is fixedly communicated with the inside of the box body 1, a ball throwing channel 3 is arranged inside the ball throwing pipe 2, a stop block 4 is movably sleeved on the side surface of the ball throwing pipe 2, a first mounting frame 5 is fixedly connected to the side surface of the ball throwing pipe 2, a first telescopic rod 6 is fixedly connected to the inner side surface of the first mounting frame 5, the inner end of the first telescopic rod 6 is fixedly connected with the stop block 4, a communicating sleeve 7 is fixedly communicated with the bottom of the left side surface of the ball throwing pipe 2, a magnetic suction head 9 is movably sleeved on the inner surface of the communicating sleeve 7, a second mounting frame 10 is fixedly connected to the left side surface of the box body 1, a second telescopic rod 11 is fixedly installed on the inner side surface of the second mounting frame 10, the inner end of the second telescopic rod 11 is fixedly connected with the magnetic suction head 9, an air box 8 is fixedly communicated with the top surface of the communicating sleeve 7, and a selecting hole 17 and a discharging hole 16 are respectively formed in the bottom surface of the communicating sleeve 7.

Wherein, the lateral surface fixedly connected with dead lever 18 of dog 4, the side fixedly connected with sleeve pipe 20 of mounting bracket 5 No. one, the internal surface and the dead lever 18 activity of sleeve pipe 20 are cup jointed, utilize to pour into pressure oil into in sleeve pipe 20 for realize the extrusion of pressure oil when dead lever 18 moves about.

Wherein, the fixed intercommunication of sleeve pipe 20's top surface has communicating pipe 21, and the internal surface activity of communicating pipe 21 has cup jointed push rod 22, and the outer terminal surface fixedly connected with splint 24 of push rod 22, splint 24's surface and bowling pipe 2 activity are cup jointed, and the terminal surface fixedly connected with plectane 19 of dead lever 18, the terminal surface fixedly connected with plectane 23 of push rod 22 utilize pressure oil to realize the extrusion of push rod 22 through communicating pipe 21, realize that push rod 22 drives the activity of splint 24.

The diameter of the first circular plate 19 is smaller than the inner diameter of the sleeve 20, the diameter of the second circular plate 23 is smaller than the inner diameter of the communicating pipe 21, the first circular plate 19 and the second circular plate 23 are used for respectively sealing the sleeve 20 and the communicating pipe 21, and the first circular plate 19 and the second circular plate 23 are used for effectively pushing in an experiment.

Wherein, mounting groove 25 has been seted up in the front of bowling pipe 2, and the internal surface fixed connection of mounting groove 25 has transparent plate 26, and transparent plate 26 is the arc, and observation groove 27 has been seted up in the front of box 1, and box 1's left surface fixed mounting has control box 28, utilizes the jam ball condition in observation groove 27 and the transparent plate 26 effective observation bowling passageway 3, rationally judges the jam ball of needs and carries out convenient picking.

Wherein, the bottom surface of box 1 has seted up a hole 12 and No. two holes 13 respectively, and the lower extreme of a hole 12 is fixed to be communicated with No. one pipe 15, and the bottom mounting intercommunication of No. two holes 13 has No. two pipes 14, utilizes No. one pipe 15 and No. two pipes 14 to realize the discharge of jam ball, accomplishes the bowling and selects the ball.

The working principle is that blocking balls with various diameters are put into a pitching channel 3, the lower end of a second pipe 14 is connected with a pipeline needing pitching, when pitching downwards, a control box 28 is started, a first telescopic rod 6 acts to drive a stop 4 to move outwards, the blocking balls at the bottom fall out, meanwhile, when the stop 4 moves, a fixing rod 18 on the outer side face of the stop 4 drives a circular plate 19 to push pressure oil in a sleeve 20 to flow into a communicating pipe 21, a push rod 22 in the communicating pipe 21 moves to drive a clamping plate 24 to slide to the pitching channel 3, the blocking balls above the blocking balls at the bottom are clamped and fixed, when the diameters of the blocking balls falling into a communicating sleeve 7 do not accord with each other, the magnetic suction head 9 is electrified to adsorb the blocking balls, a second telescopic rod 11 acts to move above a discharge hole 16, the magnetic suction head 9 is powered off to enable the blocking balls to fall out, when the diameters of the blocking balls in the pitching channel 3 are found to be serious through an observation groove 27 and a transparent plate 26, the magnetic suction head 9 is also enabled to adsorb the blocking balls, when the diameters of the blocking balls are all suitable, and the diameters of the blocking balls are blown out, and the second telescopic rod 11 is enabled to fall back to be selected to be returned to the auxiliary box 8.

Claims

1. The utility model provides an oil well is with fracturing bowling ware, includes box (1), its characterized in that: the fixed intercommunication in inside of box (1) has throws bulb (2), throw the inside of bulb (2) and seted up and throw ball passageway (3), the side activity of throwing bulb (2) has cup jointed dog (4), the side fixedly connected with mounting bracket (5) of bulb (2), telescopic link (6) of medial surface fixedly connected with of mounting bracket (5), the inner and dog (4) fixed connection of telescopic link (6), the fixed intercommunication in bottom of throwing bulb (2) left surface has intercommunication cover (7), the internal surface activity of intercommunication cover (7) has cup jointed magnetism suction head (9), the left surface fixed connection of box (1) has mounting bracket (10) No. two, the medial surface fixed mounting of mounting bracket (10) has telescopic link (11) No. two, the inner and the first (9) fixed connection of telescopic link (11), the fixed intercommunication in top surface of intercommunication cover (7) has gas tank (8), the bottom surface of intercommunication cover (7) sets up option hole (17) and discharge opening (16) respectively.

2. The fracturing ball injector for oil wells as claimed in claim 1, wherein: the lateral surface fixedly connected with dead lever (18) of dog (4), the side fixedly connected with sleeve pipe (20) of mounting bracket (5), the internal surface and the dead lever (18) activity of sleeve pipe (20) are cup jointed.

3. The fracturing ball injector for oil wells as claimed in claim 2, wherein: the top surface of sleeve pipe (20) is fixed the intercommunication have communicating pipe (21), push rod (22) have been cup jointed in the internal surface activity of communicating pipe (21), the outer terminal surface fixedly connected with splint (24) of push rod (22), the surface and the bowling pipe (2) activity of splint (24) are cup jointed, the terminal surface fixedly connected with plectane (19) of dead lever (18), the terminal surface fixedly connected with plectane (23) of push rod (22).

4. The fracturing ball injector for oil wells as claimed in claim 3, wherein: the diameter of the first round plate (19) is smaller than the inner diameter of the sleeve (20), and the diameter of the second round plate (23) is smaller than the inner diameter of the communicating pipe (21).

5. The fracturing ball injector for oil wells as claimed in claim 1, wherein: the front of the ball-throwing tube (2) is provided with a mounting groove (25), the inner surface of the mounting groove (25) is fixedly connected with a transparent plate (26), the transparent plate (26) is an arc-shaped plate, the front of the box body (1) is provided with an observation groove (27), and the left side surface of the box body (1) is fixedly provided with a control box (28).

6. The fracturing ball injector for oil wells as claimed in claim 1, wherein: a first hole (12) and a second hole (13) are respectively formed in the bottom surface of the box body (1), a first pipe (15) is fixedly communicated with the lower end of the first hole (12), and a second pipe (14) is fixedly communicated with the bottom end of the second hole (13).