CN211422609U - Oil-gas well perforating device and cable transmission, pumping and oil pipe transmission perforating device - Google Patents
Oil-gas well perforating device and cable transmission, pumping and oil pipe transmission perforating device Download PDFInfo
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- CN211422609U CN211422609U CN202020104939.3U CN202020104939U CN211422609U CN 211422609 U CN211422609 U CN 211422609U CN 202020104939 U CN202020104939 U CN 202020104939U CN 211422609 U CN211422609 U CN 211422609U
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Abstract
The utility model relates to an oil gas exploration development field, concretely relates to oil gas well perforating device and cable transmission, pumping, oil pipe transmission perforating device, solve the problems of long construction period, unreliable detonation, high perforating cost and narrow application range of the existing perforating device, the oil gas well perforating device comprises a perforating gun, a side window middle joint and a blind hole joint, the perforating gun, the side window middle joint and the blind hole joint are connected in sequence; a signal transmission circuit, a decoding module, a power supply module and a digital detonator are sequentially arranged in a cavity connected with the side window middle joint and the blind hole joint; the signal transmission circuit receives the perforation command and transmits the perforation command to the decoding module, the decoding module enables a switch of the power supply module to be opened, the power supply module provides current to ignite the digital detonator, the digital detonator is detonated, and a perforating bullet of the perforating gun is detonated to perforate the stratum.
Description
Technical Field
The utility model relates to an oil gas exploration development field, concretely relates to oil gas well perforating device and cable transmission, pump sending, oil pipe transmission perforating device.
Background
In the field of exploration and development of oil and gas wells, perforation is a key link in well completion engineering, and the productivity and the service life of the oil and gas wells are determined by the perfection degree of the perforation.
The traditional oil gas perforation process comprises cable transmission, oil pipe transmission, pumping perforation process and the like. The cable transmission has the advantages of simple structure, quick work and the like, but only one layer of perforation is needed in each trip of well, so that multilayer perforation cannot be realized, and the application range is narrow. The multilayer perforation can be realized by one-time oil pipe transmission, even the whole shaft can be perforated once, but because an interlayer exists between reservoirs, the perforation can be completed only by arranging a plurality of interlayer guns or detonating devices which are connected in sequence, and the interlayer guns or the detonating devices need to be detonated layer by layer in the perforation process, so that the method has the problems of long construction period, high ineffective cost, high requirement on detonation performance, unreliable detonation and the like; the pumping perforation needs to be provided with high-pressure equipment such as a high-pressure pump truck for pressure initiation and the like, so that the perforation cost is increased. In addition, explosives wait for a long time under the underground high-temperature condition, construction safety factors are many, and the large-scale use of oil pipe transmission is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the current perforating device has the construction cycle long, detonate unreliable, perforation cost is high and the range of application is narrow, providing an oil gas well perforating device and cable transmission, pump sending, oil pipe transmission perforating device.
In order to realize the purpose of the utility model, the utility model provides a technical proposal that
The perforating device for the oil and gas well comprises a perforating gun, a side window middle joint and a blind hole joint, wherein the perforating gun, the side window middle joint and the blind hole joint are sequentially connected; a signal transmission circuit, a decoding module, a power supply module and a digital detonator are sequentially arranged in a cavity connected with the side window middle joint and the blind hole joint; the signal transmission circuit receives a perforation command and transmits the perforation command to the decoding module, the decoding module enables a switch of the power supply module to be opened and enables a password of the digital detonator to be unlocked, the power supply module provides current to ignite the digital detonator, the digital detonator is detonated, and a perforating bullet of the perforating gun is detonated to perforate the stratum.
Further, the power supply module is a rechargeable battery.
Furthermore, the side window middle joint is in threaded connection with the blind hole joint, and at least one annular sealing ring is arranged at the joint.
Further, the perforating gun and the side window middle joint are connected through threads.
The utility model also provides a cable transmission perforating device, which comprises a torpedo head, a cable, a magnetic positioning device, an upper gun string, a side window middle joint, a blind hole joint and a bottom gun string which are connected in sequence; a signal transmission circuit, a decoding module, a power supply module and a digital detonator are sequentially arranged in a cavity connected with the side window middle joint and the blind hole joint; the signal transmission circuit receives a perforation command and transmits the perforation command to the decoding module, the decoding module enables a switch of the power supply module to be opened and enables a password of the digital detonator to be unlocked, the power supply module provides current to ignite the digital detonator, the digital detonator is detonated, and the perforating bullet of the upper gun string is detonated to perforate the stratum.
The utility model also provides a pumping perforation device, which comprises an ignition head, an upper gun string, a side window middle joint, a blind hole joint, a bottom gun string, a tail side window, a tail joint and a quick joint which are connected in sequence; a signal transmission circuit, a decoding module, a power supply module and a digital detonator are sequentially arranged in a cavity connected with the side window middle joint and the blind hole joint; the signal transmission circuit receives a perforation command and transmits the perforation command to the decoding module, the decoding module enables a switch of the power supply module to be opened and enables a password of the digital detonator to be unlocked, the power supply module provides current to ignite the digital detonator, the digital detonator is detonated, and the perforating bullet of the upper gun string is detonated to perforate the stratum.
The utility model also provides an oil pipe transmission perforating device, which comprises an oil pipe, a pressure initiator, an upper gun string, a side window middle joint, a blind hole joint and a bottom gun string; a signal transmission circuit, a decoding module, a power supply module and a digital detonator are sequentially arranged in a cavity connected with the side window middle joint and the blind hole joint; the signal transmission circuit receives a perforation command and transmits the perforation command to the decoding module, the decoding module enables a switch of the power supply module to be opened and enables a password of the digital detonator to be unlocked, the power supply module provides current to ignite the digital detonator, the digital detonator is detonated, and a perforating bullet of the perforating gun is detonated to perforate a stratum.
Compared with the prior art, the utility model has the advantages of it is following:
1. the utility model provides an oil gas well perforating device detonates through signal transmission pair digital detonator to the perforating bullet is detonated to the stratum perforation, and this kind of setting makes oil pipe transmission cancel intermediate layer rifle or multistage detonating oil pipe, shortens substantially the tube string length of oil pipe transmission perforation, has cancelled the pressure pump truck of oil pipe transmission, reduce cost by a wide margin and avoid the difficult problem of biography between the perforating gun and explode.
2. The utility model provides an oil gas well perforating device explodes the perforating gun through digital detonator, need not to set up other mechanical settings for the biography of perforating gun explodes more reliably.
3. The utility model provides an oil gas well perforating device has cancelled the intermediate layer rifle, owing to do not have the intermediate layer rifle, and tube string length shortens, has practiced thrift construction cycle, simultaneously, owing to do not have the intermediate layer rifle, can carry out the perforation to arbitrary reservoir stratum, and it uses in a flexible way.
4. The utility model provides an oil gas well perforating device can use in cable transmission, oil pipe transmission and pump sending perforation technology, and the application scenario is wider.
Drawings
FIG. 1 is a schematic structural diagram of the oil and gas well perforating device of the present invention;
fig. 2 is a schematic structural diagram of the cable transmission perforating device of the invention;
fig. 3 is a schematic structural diagram of the pumping perforation device of the present invention;
fig. 4 is a schematic structural diagram of the oil pipe conveying perforating device of the present invention.
Reference numerals: 1-upper gun string, 2-side window middle joint, 3-digital detonator, 4-power supply module, 5-decoding module, 6-signal transmission circuit, 7-blind hole joint, 8-bottom gun string, 9-torpedo head, 10-cable, 11-magnetic positioning device, 12-oil pipe, 13-pressure initiator, 14-ignition head, 15-tail side window, 16-tail joint and 17-quick joint.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model provides an oil gas well perforating device, the device connect 7 including the perforating gun, side window intermediate head 2 and the blind hole that connect gradually. A signal transmission circuit 6, a decoding module 5, a power supply module 4 and a digital detonator 3 are sequentially arranged in a cavity connected with the side window middle joint 2 and the blind hole joint 7. After the pipe string is lowered to a perforating position for depth correction, a signal with specific frequency is released at the well head, the signal transmission circuit 6 receives the signal, when the frequency is consistent, the signal transmission circuit 6 sends a signal to the decoding module 5, the digital detonator 3 is unlocked through a password, the power supply module 4 provides current to detonate the detonator, and the perforating bullet is detonated to perforate the stratum. After the layer is perforated, the pipe string is dragged to the next layer specified by the design book through the oil pipe, and the actions are repeated until the whole perforation work is finished.
The utility model provides an oil gas well perforating device has following characteristics:
the utility model provides an among the oil gas well perforating device, mutual independence between the every perforating gun, for blind joint head connects, need not to pass and explode the reliability design for the biography of perforating gun explodes more reliably.
The utility model provides an oil gas well perforating device has cancelled the intermediate layer rifle, and following one deck perforation back adopts oil pipe or cable to drag, plays again behind the next perforation position and explodes the perforation rifle, has avoided traditional intermediate layer to increase and pass to explode insecure problem too long the cost that brings.
The utility model provides an oil gas well perforating device has cancelled the intermediate layer rifle, owing to do not have the intermediate layer rifle, and pipe string length shortens, has practiced thrift construction cycle.
The utility model provides an oil gas well perforating device replaces the fracturing pump with signal transmission circuit, has reduced the construction cost under the oil pipe transmission by a wide margin.
The oil and gas well perforating device provided by the utility model can be used in oil pipe transmission, and can also be applied in cable transmission and pumping perforation, the cable transmission can realize multilayer operation, and the efficiency is improved; the lower part is connected with a setting tool, so that multiple clusters of perforation can be performed in the horizontal well, the traditional pumping perforation operation is replaced, and the operation cost is greatly reduced.
Example one
As shown in fig. 1, the utility model provides an oil gas well perforating device, which comprises a perforating gun, a side window intermediate joint 2 and a blind hole joint 7, wherein the perforating gun, the side window intermediate joint 2 and the blind hole joint 7 are connected in sequence; a signal transmission circuit 6, a decoding module 5, a power supply module 4 and a digital detonator 3 are sequentially arranged in a cavity connected with the side window middle joint 2 and the blind hole joint 7; the signal transmission circuit 6 receives a perforation command and transmits the perforation command to the decoding module 5, the decoding module 5 enables a switch of the power supply module 4 to be opened and enables the password of the digital detonator 3 to be unlocked, the power supply module 4 provides current to detonate the digital detonator 3, the digital detonator 3 detonates, a perforating bullet of a perforating gun is detonated to perforate a stratum, and the power supply module 4 is a rechargeable battery. In this embodiment, signal transmission circuit 6, decoding module 5, power module 4 and digital detonator 3 are current devices, the utility model discloses do not improve it.
Specifically, the side window middle joint 2 is in threaded connection with the blind hole joint 7, and at least one annular sealing ring is arranged at the joint. Meanwhile, the perforating gun and the side window middle joint 2 can also be connected through threads.
Example two
As shown in fig. 2, the cable transmission perforating device comprises a torpedo head 9, a cable 10, a magnetic positioning device 11, an upper gun string 1, a side window middle joint 2, a blind hole joint 7 and a bottom gun string 8 which are connected in sequence; a signal transmission circuit 6, a decoding module 5, a power supply module 4 and a digital detonator 3 are sequentially arranged in a cavity connected with the side window middle joint 2 and the blind hole joint 7; the signal transmission circuit 6 receives the perforation command and transmits the perforation command to the decoding module 5, the decoding module 5 enables a switch of the power supply module 4 to be opened and enables the password of the digital detonator 3 to be unlocked, the power supply module 4 provides current to detonate the digital detonator 3, the digital detonator 3 detonates, and the perforating bullet of the upper gun string 1 is detonated to perforate the stratum. The power supply module 4 is a rechargeable battery, the side window middle joint 2 is in threaded connection with the blind hole joint 7, and at least one annular sealing ring is arranged on the connecting surface. In this embodiment, the torpedo head 9, the cable 10, the magnetic positioning device 11, the upper gun string 1 and the lower gun string 8 are all existing devices, and the structure and connection of the embodiment are not improved.
EXAMPLE III
As shown in fig. 3, the pumping perforation device comprises an ignition head 14, an upper gun string 1, a side window middle joint 2, a blind hole joint 7, a bottom gun string 8, a tail side window 15, a tail joint 16 and a quick joint 17 which are connected in sequence; a signal transmission circuit 6, a decoding module 5, a power supply module 4 and a digital detonator 3 are sequentially arranged in a cavity connected with the side window middle joint 2 and the blind hole joint 7; the signal transmission circuit 6 receives the perforation command and transmits the perforation command to the decoding module 5, the decoding module 5 enables a switch of the power supply module 4 to be opened and enables the password of the digital detonator 3 to be unlocked, the power supply module 4 provides current to detonate the digital detonator 3, the digital detonator 3 detonates, and the perforating bullet of the upper gun string 1 is detonated to perforate the stratum. The power supply module 4 is a rechargeable battery, the side window middle joint 2 is in threaded connection with the blind hole joint 7, and at least one annular sealing ring is arranged on the connecting surface. In this embodiment, the firing head 14, the upper gun string 1, the lower gun string 8, the tail side window 15, the tail connector 16 and the quick connector 17 are all provided by existing devices, and the structure and connection of the embodiment are not improved.
Example four
As shown in fig. 4, the tubing conveying perforation device comprises a tubing 12, a pressure initiator 13, an upper gun string 1, a side window middle joint 2, a blind hole joint 7 and a bottom gun string 8; a signal transmission circuit 6, a decoding module 5, a power supply module 4 and a digital detonator 3 are sequentially arranged in a cavity connected with the side window middle joint 2 and the blind hole joint 7; the signal transmission circuit 6 receives the perforation command and transmits the perforation command to the decoding module 5, the decoding module 5 enables a switch of the power supply module 4 to be opened and enables the password of the digital detonator 3 to be unlocked, the power supply module 4 provides current to detonate the digital detonator 3, the digital detonator 3 detonates, and the perforating bullet of the perforating gun is detonated to perforate the stratum. The power supply module 4 is a rechargeable battery, the side window middle joint 2 is in threaded connection with the blind hole joint 7, and at least one annular sealing ring is arranged on the connecting surface. In this embodiment, the tubing 12, pressure initiator 13, upper gun string 1 and lower gun string 8 are all provided by existing means and the construction and connections of this embodiment are not modified.
Claims (10)
1. An oil and gas well perforating device, includes perforating gun, its characterized in that: the perforating gun further comprises a side window intermediate joint (2) and a blind hole joint (7), wherein the perforating gun, the side window intermediate joint (2) and the blind hole joint (7) are sequentially connected;
a signal transmission circuit (6), a decoding module (5), a power supply module (4) and a digital detonator (3) are sequentially arranged in a cavity connected with the side window middle joint (2) and the blind hole joint (7);
the signal transmission circuit (6) receives a perforation command and transmits the perforation command to the decoding module (5), the decoding module (5) enables a switch of the power supply module (4) to be opened and enables the password of the digital detonator (3) to be unlocked, the power supply module (4) provides current to detonate the digital detonator (3), the digital detonator (3) detonates, and a perforating bullet of a perforating gun is detonated to perforate a stratum.
2. An oil and gas well perforating device as claimed in claim 1, characterized in that: the power supply module (4) is a rechargeable battery.
3. An oil and gas well perforating device as claimed in claim 2, characterized in that: the side window middle joint (2) is in threaded connection with the blind hole joint (7), and at least one annular sealing ring is arranged at the joint.
4. An oil and gas well perforating device as claimed in claim 1, 2 or 3, characterized in that: the perforating gun and the side window middle joint (2) are connected through threads.
5. A cable transmission perforating device, characterized by: the device comprises a torpedo head (9), a cable (10), a magnetic positioning device (11), an upper gun string (1), a side window middle joint (2), a blind hole joint (7) and a bottom gun string (8) which are connected in sequence;
a signal transmission circuit (6), a decoding module (5), a power supply module (4) and a digital detonator (3) are sequentially arranged in a cavity connected with the side window middle joint (2) and the blind hole joint (7);
the signal transmission circuit (6) receives a perforation command and transmits the perforation command to the decoding module (5), the decoding module (5) enables a switch of the power supply module (4) to be opened and enables the password of the digital detonator (3) to be unlocked, the power supply module (4) provides current to ignite the digital detonator (3), the digital detonator (3) detonates, and the perforating bullet of the upper gun string (1) is detonated to perforate the stratum.
6. The cable transmission perforating device of claim 5, wherein: the power supply module (4) is a rechargeable battery, the side window middle joint (2) is in threaded connection with the blind hole joint (7), and at least one annular sealing ring is arranged on the connecting surface.
7. A pumped perforating device, characterized by: the ignition device comprises an ignition head (14), an upper gun string (1), a side window middle joint (2), a blind hole joint (7), a bottom gun string (8), a tail side window (15), a tail joint (16) and a quick joint (17) which are connected in sequence;
a signal transmission circuit (6), a decoding module (5), a power supply module (4) and a digital detonator (3) are sequentially arranged in a cavity connected with the side window middle joint (2) and the blind hole joint (7);
the signal transmission circuit (6) receives a perforation command and transmits the perforation command to the decoding module (5), the decoding module (5) enables a switch of the power supply module (4) to be opened and enables the password of the digital detonator (3) to be unlocked, the power supply module (4) provides current to ignite the digital detonator (3), the digital detonator (3) detonates, and the perforating bullet of the upper gun string (1) is detonated to perforate the stratum.
8. The pumped perforating device of claim 7, wherein: the power supply module (4) is a rechargeable battery, the side window middle joint (2) is in threaded connection with the blind hole joint (7), and at least one annular sealing ring is arranged on the connecting surface.
9. An oil pipe transmission perforating device is characterized in that: the device comprises an oil pipe (12), a pressure initiator (13), an upper gun string (1), a side window middle joint (2), a blind hole joint (7) and a bottom gun string (8);
a signal transmission circuit (6), a decoding module (5), a power supply module (4) and a digital detonator (3) are sequentially arranged in a cavity connected with the side window middle joint (2) and the blind hole joint (7);
the signal transmission circuit (6) receives a perforation command and transmits the perforation command to the decoding module (5), the decoding module (5) enables a switch of the power supply module (4) to be opened and enables the password of the digital detonator (3) to be unlocked, the power supply module (4) provides current to detonate the digital detonator (3), the digital detonator (3) detonates, and a perforating bullet of a perforating gun is detonated to perforate a stratum.
10. The tubing conveyed perforating device of claim 9, wherein: the power supply module (4) is a rechargeable battery, the side window middle joint (2) is in threaded connection with the blind hole joint (7), and at least one annular sealing ring is arranged on the connecting surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020104939.3U CN211422609U (en) | 2020-01-17 | 2020-01-17 | Oil-gas well perforating device and cable transmission, pumping and oil pipe transmission perforating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020104939.3U CN211422609U (en) | 2020-01-17 | 2020-01-17 | Oil-gas well perforating device and cable transmission, pumping and oil pipe transmission perforating device |
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| Publication Number | Publication Date |
|---|---|
| CN211422609U true CN211422609U (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020104939.3U Active CN211422609U (en) | 2020-01-17 | 2020-01-17 | Oil-gas well perforating device and cable transmission, pumping and oil pipe transmission perforating device |
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|---|---|
| CN (1) | CN211422609U (en) |
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- 2020-01-17 CN CN202020104939.3U patent/CN211422609U/en active Active
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Address after: No.1307, 13 / F, block a, No.51 Tangyan Road, hi tech Zone, Xi'an City, Shaanxi Province, 710075 Patentee after: Tongyuan Petroleum Science and Technology Group Co.,Ltd. Address before: High tech Zone technology two road 710075 Shaanxi city of Xi'an province No. 70 Software Park Lege Tang room D301 Patentee before: Tongyuan Petroleum Science and Technology Group Co.,Ltd. |
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