CN219932141U - Ball guider is thrown to acidizing fracturing - Google Patents
Ball guider is thrown to acidizing fracturing Download PDFInfo
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- CN219932141U CN219932141U CN202321037777.6U CN202321037777U CN219932141U CN 219932141 U CN219932141 U CN 219932141U CN 202321037777 U CN202321037777 U CN 202321037777U CN 219932141 U CN219932141 U CN 219932141U
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- hole
- fracturing
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- cylinder
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- 238000007789 sealing Methods 0.000 claims abstract description 7
- 239000012530 fluid Substances 0.000 claims abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
An acidizing fracturing ball-throwing guiding device relates to the technical field of fracturing equipment. The upper part of the fracturing pipeline is provided with a cylinder sleeve, a piston is arranged in the cylinder sleeve, the lower part of the piston is provided with a through hole, the upper part of the cylinder sleeve is connected with a cylinder cover through a bolt, the upper part of the piston is fixedly connected with a piston rod, the piston rod penetrates through the hole on the cylinder cover to be connected with an oil cylinder, and the oil cylinder is fixed on the fracturing pipeline. The beneficial effects of the utility model are as follows: when the piston is located at the top position, the sealing ring at the lower side of the through hole separates the through hole from the pressure in the fracturing pipeline, the ball throwing work is carried out under the condition of normal pressure, the operation is safe, the ball is thrown into the ball throwing bucket, the ball falls into the transverse pipe, the ball throwing rod is pushed to push the ball into the through hole, the piston descends, the through hole enters the fracturing pipeline, the fracturing fluid passing through the basket brings the ball into the stratum, and the ball throwing is reliable and can be carried out without stopping the fracturing pump.
Description
Technical Field
The utility model relates to the technical field of fracturing equipment, in particular to an acidizing fracturing ball throwing guide device.
Background
In recent years, with the large-scale application of the horizontal well staged fracturing technology in China, the low-permeability reservoir horizontal well fracturing transformation technology is greatly broken through, the development efficiency and the recovery ratio of shale gas are also greatly improved, in the staged fracturing ball throwing process, the damage of a conveying pipeline is easy to cause because the conveying pipeline has no good sealing guiding measures, and the thrown ball is easy to stay in the conveying pipeline and does not enter a fracturing pipeline, so that the working efficiency is not only influenced, but also economic losses are generated.
Disclosure of Invention
In order to solve the problems of the existing staged fracturing ball-throwing equipment, the utility model provides an acidizing fracturing ball-throwing guide device.
The technical scheme provided by the utility model is as follows: the acidizing fracturing ball throwing guide device comprises a fracturing pipeline, wherein a cylinder sleeve is arranged at the upper part of the fracturing pipeline, a piston is arranged in the cylinder sleeve, a through hole is formed in the lower part of the piston, the upper part of the cylinder sleeve is connected with a cylinder cover through a bolt, the upper part of the piston is fixedly connected with a piston rod, the piston rod penetrates through the hole in the cylinder cover to be connected with an oil cylinder, and the oil cylinder is fixed on the fracturing pipeline;
a horizontal pipe is fixedly connected to the pipe wall on the cylinder sleeve, a ball throwing rod is connected in clearance fit in the horizontal pipe, a ball throwing bucket is arranged at the upper part of the horizontal pipe, and an inner hole of the ball throwing bucket is communicated with an inner hole of the horizontal pipe;
sealing rings are arranged on the upper side and the lower side of the through hole between the piston and the cylinder sleeve, a basket is arranged at the lower position of the piston in the fracturing pipeline, and the basket is of an open structure in the flowing direction of fracturing fluid.
When the piston is propped against the cylinder cover, the through hole is communicated with the inner hole of the transverse pipe, when the piston falls on the bottom of the basket, the through hole is positioned in the fracturing pipeline, and the axis of the through hole is parallel to the axis of the fracturing pipeline.
The piston rod is square post, and the piston rod and the square hole clearance fit on the cylinder cap.
The hole end of the through hole facing one side of the transverse pipe is higher than the hole end of the other side.
The piston rod is provided with a limiting block, and the top of the piston is provided with a positioning step.
The beneficial effects of the utility model are as follows: when the piston is located at the top position, the sealing ring at the lower side of the through hole separates the through hole from the pressure in the fracturing pipeline, the ball throwing work is carried out under the condition of normal pressure, the operation is safe, the ball is thrown into the ball throwing bucket, the ball falls into the transverse pipe, the ball throwing rod is pushed to push the ball into the through hole, the piston descends, the through hole enters the fracturing pipeline, the fracturing fluid passing through the basket brings the ball into the stratum, and the ball throwing is reliable and can be carried out without stopping the fracturing pump.
Drawings
FIG. 1 is a block diagram of the present utility model;
FIG. 2 is a diagram of the operation of the present utility model;
FIG. 3 is a section A-A of FIG. 1.
In the figure: the device comprises a 1-fracturing pipeline, a 2-cylinder sleeve, a 3-piston, a 4-through hole, a 5-cylinder cover, a 6-piston rod, a 7-basket, an 8-transverse pipe, a 9-ball throwing rod, a 10-ball throwing bucket, an 11-limiting step, a 12-limiting block and a 13-cylinder.
Detailed Description
As shown in fig. 1-3, an acidizing fracturing ball injection guiding device comprises a fracturing pipeline 1, wherein a cylinder sleeve 2 is arranged at the upper part of the fracturing pipeline 1, a piston 3 is arranged in the cylinder sleeve 2, a through hole 4 is formed in the lower part of the piston 3, the upper part of the cylinder sleeve 2 is connected with a cylinder cover 5 through a bolt, a piston rod 6 is fixedly connected with the upper part of the piston 3, the piston rod 6 penetrates through a hole in the cylinder cover 5 to be connected with an oil cylinder 13, and the oil cylinder 13 is fixed on the fracturing pipeline 1;
a horizontal pipe 8 is fixedly connected to the pipe wall on the cylinder sleeve 2, a ball throwing rod 9 is connected in the horizontal pipe 8 in a clearance fit manner, a ball throwing bucket 10 is arranged at the upper part of the horizontal pipe 8, and an inner hole of the ball throwing bucket 10 is communicated with an inner hole of the horizontal pipe 8;
sealing rings are arranged on the upper side and the lower side of the through hole 4 between the piston 3 and the cylinder sleeve 2, a basket 7 is arranged at the lower position of the piston 3 in the fracturing pipeline 1, and the basket 7 is of an open structure in the flowing direction of fracturing fluid.
When the piston 3 is propped against the cylinder cover 5, the through hole 4 is communicated with the inner hole of the transverse pipe 8, when the piston 3 falls at the bottom of the basket 7, the through hole 4 is positioned in the fracturing pipeline 1, and the axis of the through hole 4 is parallel to the axis of the fracturing pipeline 1.
When the piston 3 is located at the top position, the sealing ring at the lower side of the through hole 4 separates the through hole 4 from the pressure in the fracturing pipeline 1, the ball throwing work is carried out under the condition of normal pressure, the operation is safe, the ball is thrown into the ball throwing bucket 10, the ball falls into the transverse pipe 8, the ball throwing rod 9 is pushed to push the ball into the through hole 4, the piston 3 descends, the through hole 4 enters the fracturing pipeline 1, the ball is brought into a stratum by the fracturing fluid passing through the basket 7, and the ball throwing is reliable and can be carried out without stopping the fracturing pump.
The piston rod 6 is a square column, and the piston rod 6 is in clearance fit with a square hole on the cylinder cover 5 so as to ensure that the axis of the through hole 4 is parallel to the axis of the fracturing pipeline 1.
The hole end of the through hole 4 facing one side of the transverse tube 8 is higher than the hole end of the other side, and the ball pushed in by the ball throwing rod 9 cannot roll out of the through hole 4.
The piston rod 6 is provided with a limiting block 12, and the top of the piston 3 is provided with a positioning step 11 for positioning the piston 3.
Claims (5)
1. The utility model provides an acidizing fracturing bowling guider, includes fracturing pipeline (1), its characterized in that: the upper part of the fracturing pipeline (1) is provided with a cylinder sleeve (2), a piston (3) is arranged in the cylinder sleeve (2), a through hole (4) is formed in the lower part of the piston (3), the upper part of the cylinder sleeve (2) is connected with a cylinder cover (5) through a bolt, the upper part of the piston (3) is fixedly connected with a piston rod (6), the piston rod (6) penetrates through a hole in the cylinder cover (5) to be connected with an oil cylinder (13), and the oil cylinder (13) is fixed on the fracturing pipeline (1);
a horizontal pipe (8) is fixedly connected to the pipe wall on the cylinder sleeve (2), a ball throwing rod (9) is connected in clearance fit in the horizontal pipe (8), a ball throwing bucket (10) is arranged at the upper part of the horizontal pipe (8), and an inner hole of the ball throwing bucket (10) is communicated with an inner hole of the horizontal pipe (8);
sealing rings are arranged on the upper side and the lower side of the through hole (4) between the piston (3) and the cylinder sleeve (2), a basket (7) is arranged at the lower position of the piston (3) in the fracturing pipeline (1), and the basket (7) is of an open structure in the flowing direction of fracturing fluid.
2. An acidizing fracturing bowling guide device according to claim 1, characterized in that: when piston (3) pushes up on cylinder cap (5), through-hole (4) and the hole intercommunication of violently managing (8), when piston (3) fall in basket (7) bottom, through-hole (4) are located fracturing pipeline (1), and the axis of through-hole (4) is parallel with the axis of fracturing pipeline (1).
3. An acidizing fracturing bowling guide device according to claim 1, characterized in that: the piston rod (6) is a square column, and the piston rod (6) is in clearance fit with a square hole on the cylinder cover (5).
4. An acidizing fracturing bowling guide device according to claim 1, characterized in that: the hole end of the through hole (4) facing one side of the transverse tube (8) is higher than the hole end of the other side.
5. An acidizing fracturing bowling guide device according to claim 1, characterized in that: a limiting block (12) is arranged on the piston rod (6), and a positioning step (11) is arranged at the top of the piston (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321037777.6U CN219932141U (en) | 2023-05-04 | 2023-05-04 | Ball guider is thrown to acidizing fracturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321037777.6U CN219932141U (en) | 2023-05-04 | 2023-05-04 | Ball guider is thrown to acidizing fracturing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932141U true CN219932141U (en) | 2023-10-31 |
Family
ID=88496123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321037777.6U Active CN219932141U (en) | 2023-05-04 | 2023-05-04 | Ball guider is thrown to acidizing fracturing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932141U (en) |
-
2023
- 2023-05-04 CN CN202321037777.6U patent/CN219932141U/en active Active
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