CN212409516U - Intelligent detonation device for perforation and oil pipe conveying type intelligent detonation water-filled oil well for perforation - Google Patents
Intelligent detonation device for perforation and oil pipe conveying type intelligent detonation water-filled oil well for perforation Download PDFInfo
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- CN212409516U CN212409516U CN201922190529.5U CN201922190529U CN212409516U CN 212409516 U CN212409516 U CN 212409516U CN 201922190529 U CN201922190529 U CN 201922190529U CN 212409516 U CN212409516 U CN 212409516U
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- 239000003129 oil well Substances 0.000 title claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 189
- 230000000977 initiatory effect Effects 0.000 claims abstract description 39
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Abstract
The utility model discloses a perforation intelligence initiating device and oil pipe transport formula perforation intelligence initiating water oil well, wherein, a perforation intelligence initiating device, include: a power source; the power supply is connected with the signal generator, the signal generator is also connected with the signal receiving mechanism, the signal receiving mechanism is connected with the detonating mechanism, and the detonating mechanism is connected with the perforating gun; the power supply is used for supplying power to the signal generator; the signal generator is used for sending a detonation signal to the signal receiving mechanism; and the detonation mechanism is used for receiving the detonation signal and carrying out detonation to control the perforating gun to carry out perforation. The problems that the conventional perforation initiation technology is high in cost and cannot meet the technical requirements of special wells are solved.
Description
Technical Field
The utility model relates to a perforation initiation field, a perforation intelligence initiating device and oil pipe transport formula perforation intelligence initiation water oil well specifically says so.
Background
In recent years, with the stricter safety and environmental protection situation of oil fields, the application range and scale of the oil pipe conveying type perforation are increased year by year due to the characteristic of easy well control. Compared with the cable conveying type perforation, the cost of the oil pipe conveying type perforation is greatly increased, and the cost mainly shows in two aspects of the cost of the detonating equipment and the auxiliary equipment. At present, the detonating equipment used for the oil pipe conveying type perforation mainly comprises a detonating device, a time delay device, a safety device, a detonating device (detonator), a delay tube and other initiating explosive devices, and the devices are all disposable consumables. Wherein the priming device is a firing mechanism and is internally provided with a detonator. The initiation mode mainly comprises two methods of impact ignition and pressure ignition. The technical principle is that when a piston in the initiation device is impacted and under the action of pressure, the piston is sheared off and fixed by a limit pin, the piston moves downwards, and a firing pin at the end part of the piston impacts a detonator, so that the detonator is excited to fire, a perforating gun is further initiated, and the process technology of perforating is realized.
Disclosure of Invention
In view of this, the utility model provides a perforation intelligence initiating device and oil pipe transport formula perforation intelligence initiating water oil well to solve the problem that present conventional perforation initiation technique is with high costs and can not satisfy special well technology demand.
In a first aspect, the utility model provides a perforation intelligence initiating device, include:
a power source;
the power supply is connected with the signal generator, the signal generator is also connected with the signal receiving mechanism, the signal receiving mechanism is connected with the detonating mechanism, and the detonating mechanism is connected with the perforating gun;
the power supply is used for supplying power to the signal generator;
the signal generator is used for sending a detonation signal to the signal receiving mechanism;
and the detonation mechanism is used for receiving the detonation signal and carrying out detonation to control the perforating gun to carry out perforation.
Preferably, the signal receiving mechanism includes: a plurality of signal receiving mechanisms;
the detonation mechanism, comprising: a plurality of detonating mechanisms;
the perforating gun, comprising: a plurality of perforating gun strings;
the signal receiving mechanisms are respectively connected with the detonating mechanisms;
the plurality of detonation mechanisms are respectively connected with the plurality of perforating gun strings;
the signal generator is used for respectively sending detonation signals to the signal receiving mechanisms;
and the plurality of detonation mechanisms are used for respectively receiving the detonation signals and respectively detonating to control the plurality of perforating gun strings to perforate.
Preferably, the plurality of signal receiving means includes: a first signal receiving means and a second signal receiving means;
the plurality of detonating mechanisms comprising: the first detonation mechanism and the second detonation mechanism;
the plurality of perforating gun strings comprise: the first-stage perforating gun string and the second-stage perforating gun string;
the first signal receiving mechanism is respectively connected with the signal generator and the first detonating mechanism, and the first detonating mechanism is connected with the first-stage perforating gun string;
the second signal receiving mechanism is respectively connected with the signal generator and the second detonating mechanism, and the second detonating mechanism is connected with the second-stage perforating gun string;
the signal generator is used for respectively sending a first detonation signal and a second detonation signal to the first signal receiving mechanism and the second signal receiving mechanism;
the first detonation mechanism and the second detonation mechanism are used for respectively receiving the first detonation signal and the second detonation signal and respectively detonating to control the first-stage perforating gun string and the second-stage perforating gun string to perforate.
Preferably, the power supply intermittently controls the signal generator to work or not work in a set power supply and non-power supply mode to generate a detonation signal;
the detonation signal sent by the signal generator is a set detonation signal.
Preferably, the power supply comprises: a coding controller;
and the coding controller is used for intermittently controlling the connection or disconnection of the power supply and the signal generator in a set power supply and non-power supply mode to generate a detonation signal.
Preferably, the power supply is wirelessly connected with the signal generator, or/and
the signal generator is wirelessly connected with the signal receiving mechanism.
Preferably, the detonating mechanism is a detonator, and/or
The detonation signal is a wireless sound wave or electromagnetic wave signal.
A second aspect, the utility model provides an oil pipe transport formula perforation intelligence initiating water oil well, include:
the intelligent detonating device for the perforation is characterized in that the intelligent detonating device for the perforation is an intelligent detonating device; and
the signal generator is installed at one end of the tubing string, and the signal receiving mechanism is installed at the other end of the tubing string.
Preferably, the signal receiving mechanism includes: a plurality of signal receiving mechanisms; the detonation mechanism, comprising: a plurality of detonating mechanisms; the perforating gun, comprising: a plurality of perforating gun strings;
the signal receiving mechanisms are respectively connected with the detonating mechanisms; the plurality of detonation mechanisms are respectively connected with the plurality of perforating gun strings;
the signal generator is used for respectively sending detonation signals to the signal receiving mechanisms; the plurality of detonation mechanisms are used for respectively receiving the detonation signals and respectively detonating to control the plurality of perforating gun strings to perforate;
and a distance adjusting mechanism is arranged between the perforating gun strings and is used for adjusting the distance between the perforating gun strings.
Preferably, the distance adjusting mechanism is an interlayer oil pipe, and the distance between perforating gun strings connected to two ends of the interlayer oil pipe is adjusted by changing the length of the interlayer oil pipe.
The utility model discloses following beneficial effect has:
the utility model provides a perforation intelligence initiating device and oil pipe transport formula perforation intelligence initiating water oil well to solve the problem that present conventional perforation initiating technology is with high costs and can not satisfy special well technology demand.
The utility model discloses only have some ignition detonator (promptly, detonating mechanism) to be disposable consumables, that is to say the utility model discloses an electric ignition device, compare with former physical ignition device, reduced the application volume of equipment such as original detonating device, delay unit, safety device and the required pump truck of initiation by a wide margin, greatly reduced the initiation cost of oil pipe transport formula perforation; compared with the conventional oil pipe conveying type perforation initiation technology, the method does not need to cast a rod in the oil pipe or press and initiate by a pump truck, and can better meet the technical requirements of special wells such as perforation-test combined operation, hole patching-pump-down combined operation and the like.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
fig. 1 is a schematic diagram of an intelligent perforating initiation device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an oil pipe conveying type intelligent initiation water-oil well with perforation according to an embodiment of the present invention.
Detailed Description
The present invention will be described below based on examples, but it should be noted that the present invention is not limited to these examples. In the following detailed description of the present invention, certain specific details are set forth in detail. However, for parts not described in detail, those skilled in the art can fully understand the present invention.
Furthermore, those skilled in the art will appreciate that the drawings are provided for purposes of illustrating the objects, features, and advantages of the invention and are not necessarily drawn to scale.
Also, unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, the meaning of "includes but is not limited to".
Fig. 1 is a schematic diagram of an intelligent perforating initiation device according to an embodiment of the present invention. As shown in fig. 1, the intelligent perforating initiation device comprises: a power supply 1; the power supply 1 is connected with the signal generator 2, the signal generator 2 is also connected with the signal receiving mechanism 4, the signal receiving mechanism 4 is connected with the detonating mechanism 5, and the detonating mechanism 5 is connected with the perforating gun 6; the power supply 1 is used for supplying power to the signal generator 2; the signal generator 2 is used for sending a detonation signal to the signal receiving mechanism 4; and the detonation mechanism 5 is used for receiving the detonation signal and carrying out detonation to control the perforating gun 6 to carry out perforation. The problems that the conventional perforation initiation technology is high in cost and cannot meet the technical requirements of special wells are solved.
The utility model discloses only have some ignition detonator (promptly, detonating mechanism) to be disposable consumables, that is to say the utility model discloses an electric ignition device, compare with former physical ignition device, reduced the application volume of equipment such as original detonating device, delay unit, safety device and the required pump truck of initiation by a wide margin, greatly reduced the initiation cost of oil pipe transport formula perforation; compared with the conventional oil pipe conveying type perforation initiation technology, the method does not need to cast a rod in the oil pipe or press and initiate by a pump truck, and can better meet the technical requirements of special wells such as perforation-test combined operation, hole patching-pump-down combined operation and the like.
In fig. 1, the signal receiving mechanism 4 is connected to an existing downhole control device, and when the received signal matches a preset signal, an ignition instruction is issued, and a power supply of the downhole control device transmits an ignition current to the initiation device, so that a detonator (the initiation mechanism 5) is activated. The fact that the received signal is matched with the preset signal is that whether the received detonation signal is the same as or matched with the preset signal or not is judged, and when the received detonation signal is the same as or matched with the preset signal, an ignition instruction is sent out to detonate the perforating gun 6. The utility model discloses in, detonating mechanism 5 can with the underground control device phase separation, detonating mechanism 5 also can include current underground control device. The underground control device can use a singlechip as a core control mechanism, and the singlechip can select the most commonly used singlechip of C8051 type. The single chip microcomputer comprises a memory, and the preset signal can be stored in the memory in a coding mode.
The utility model discloses in, judge when controlling means in the pit whether the detonation signal is unanimous with the preset signal, sends the instruction of igniting, and controlling means's power carries ignition current to initiating device in the pit to arouse detonator (a plurality of detonation mechanism 5).
An electric ignition detonator is arranged in the detonation mechanism 5 and is used for detonating the perforator. When the detonation mechanism 5 receives the current of the downhole control device, the detonator fires, and the perforator 6 is detonated.
In fig. 1, the signal receiving unit 4 includes: a plurality of signal receiving mechanisms; the detonating mechanism 5 includes: a plurality of detonating mechanisms; the perforating gun 6 comprises: a plurality of perforating gun strings; the signal receiving mechanisms are respectively connected with the detonating mechanisms; the plurality of detonation mechanisms are respectively connected with the plurality of perforating gun strings; the signal generator 2 is used for respectively sending detonation signals to the signal receiving mechanisms; and the plurality of detonation mechanisms are used for respectively receiving the detonation signals and respectively detonating to control the plurality of perforating gun strings to perforate.
In fig. 1, the detonation signal is a wireless acoustic wave or an electromagnetic wave signal. A signal generator is a device that can provide electrical signals of various frequencies, waveforms and output levels. The device is used as a signal source or an excitation source for testing when measuring amplitude characteristics, frequency characteristics, transmission characteristics and other electrical parameters of various telecommunication systems or telecommunication equipment and when measuring characteristics and parameters of components. That is, the signal generator is also called a signal source or an oscillator, and has a wide application in production practice and technical field. Various wave curves can be expressed by trigonometric functions. A circuit capable of generating various waveforms such as a triangular wave, a sawtooth wave, a rectangular wave (including a square wave), and a sine wave is called a function signal generator.
In fig. 1, the power source 1 is wirelessly connected to the signal generator 2, or/and the signal generator 2 is wirelessly connected to the signal receiving means 4. The signal receiving mechanism 4 includes: a wireless data transmission module; the signal receiving mechanism 4 is connected with the existing downhole control device. The wireless data transmission module can be selected from a LoRa6102PRO strong anti-interference wireless data transmission module. The signal receiving mechanism 4 is used for receiving a command signal (detonation signal) sent by the signal generator 2 of the ground wellhead, the downhole control device carries out filtering, demodulation and other processing on the command signal (detonation signal), when the received signal is matched with a preset signal, an ignition command is sent, and a power supply of the control device transmits ignition current to the detonation mechanism 5, so that the detonation mechanism 5 is excited.
The LoRa Pro module is a series of upgraded networking wireless communication modules which are newly proposed for wireless, is developed based on an SX127X chip of Semtech company, adopts an advanced LoRa TM spread spectrum modulation frequency hopping technology, has high receiving sensitivity, ensures that the penetration capability and the communication distance of the LoRa Pro module far exceed the current general FSK and GFSK products, and has stronger anti-interference performance.
In fig. 1, the plurality of signal receiving means includes: a first signal receiving means 4-1 and a second signal receiving means 4-2; the plurality of detonating mechanisms comprising: a first detonating mechanism 5-1 and a second detonating mechanism 5-2; the plurality of perforating gun strings comprise: a first-stage perforating gun string 6-1 and a second-stage perforating gun string 6-2.
In fig. 1, the first signal receiving mechanism 4-1 is connected to the signal generator 2 and the first detonation mechanism 5-1, respectively, and the first detonation mechanism 5-1 is connected to the first stage perforating gun string 6-1.
In fig. 1, the second signal receiving means 4-2 is connected to the signal generator 2 and the second initiation means 5-2, respectively, and the second initiation means 5-2 is connected to the second stage perforating gun string 6-2.
In fig. 1, the signal generator 2 is configured to send a first detonation signal and a second detonation signal to the first signal receiving mechanism 4-1 and the second signal receiving mechanism 4-2, respectively; the first signal receiving mechanism 4-1 and the second signal receiving mechanism 4-2 are configured to receive the first detonation signal and the second detonation signal, respectively, and to detonate and control the first-stage perforating gun string 6-1 and the second-stage perforating gun string 6-2 to perform perforating, respectively.
In fig. 1, the power supply 1 intermittently controls the signal generator 2 to work or not work by a set power supply and non-power supply mode, and generates a detonation signal; the detonation signal sent by the signal generator 2 is a set detonation signal.
In fig. 1, the power supply 1 includes: a coding controller; and the coding controller is used for intermittently controlling the connection or disconnection of the power supply 1 and the signal generator 2 in a set power supply and non-power supply mode to generate a detonation signal.
And the coding controller of the power supply 1 is used for starting the signal generator 2 to send out signals. Meanwhile, the encoding controller can set a specific binary code, so that the signal generator 2 is controlled to send out a specific encoding signal, and the signal receiving mechanisms 4 in a plurality of wells are controlled.
More specifically, the coding controller can set a first code which supplies power to the signal generator 2 for 3 seconds and does not supply power for 5 seconds, at this time, a signal sent by the signal generator 2 is a first detonation signal, the first signal receiving mechanism 4-1 receives the first detonation signal, the downhole control device identifies the first detonation signal, or the first signal receiving mechanism 4-1 is set to only receive a signal which supplies power to the signal generator 2 for 3 seconds and stops for 5 seconds, the downhole control device judges that the first detonation signal is a first preset signal, and the downhole control device controls the first-stage perforating gun string 6-1 to perform perforating.
Specifically, the power supply 1 controls to supply power to the signal generator 2, the power supply 1 supplies power to the signal generator 2 for 5 seconds and does not supply power for 5 seconds, at this time, the signal sent by the signal generator 2 is a second detonation signal, the second signal receiving mechanism 4-2 receives the second detonation signal, the downhole control device identifies the second detonation signal, or the second signal receiving mechanism 4-2 is set to only receive a signal which is supplied with power by the signal generator 2 for 5 seconds and stops for 5 seconds, the second detonation mechanism 5-2 receives the second detonation signal, and the second detonation mechanism detonates to control the second-stage perforating gun string 6-2 to perform perforating.
The encoding controller can adopt an RE2801XB-H01 model encoding controller produced by Dongguan forest product, the industrial investment Limited company, and the pulse number/positioning is as follows: 15/30.
Or the power supply 1, comprising: the time relay sets the time (power supply time and non-power supply time) controlled intermittently in a power supply and non-power supply mode, the high-level 5V is connected with a coil of the time relay, one end of a normally open contact of the time relay is connected with the signal generator 2, and the other end of the normally open contact of the time relay is connected with the power supply 1. When the time reaches the set power supply time, the power supply 1 is required to be disconnected, and the normally open contact of the time relay is not attracted to control the signal generator 2 not to be connected with the power supply 1; when the time reaches the set non-power supply time, the power supply 1 is required to be closed, and the normally open contact of the time relay is closed to control the signal generator 2 to be connected with the power supply 1.
If the utility model discloses still can include singlechip (controller), time relay is the relay, singlechip (controller) is to the time timing, the output of singlechip (controller) is connected with the coil of relay, singlechip (controller) judges whether the time reaches the power supply time of settlement, reach the power supply time of settlement when the time, need power 1 to break this moment, singlechip (controller) sends low level 0V to the coil of relay, the normally open contact disconnection of relay is with control signal generator 2 and power 1 not break-make; the single chip microcomputer (controller) judges whether the time reaches the set non-power supply time or not, when the time reaches the set non-power supply time, the power supply 1 needs to be communicated, the single chip microcomputer (controller) sends a high level 5V to a coil of the relay, and a normally open contact of the relay is attracted to control the signal generator 2 to be communicated with the power supply 1.
In fig. 1, the signal generator 2 is configured to send a first detonation signal and a second detonation signal to the first signal receiving means 4-1 and the second signal receiving means 4-2, respectively.
In fig. 1, the detonating mechanism 5 can be selected from a detonator, and the detonator is used for detonating to control the perforating gun 6 to perform perforating.
Fig. 2 is a schematic diagram of an oil pipe conveying type intelligent initiation water-oil well with perforation according to an embodiment of the present invention. As shown in fig. 2, an oil pipe conveyed perforation intelligent detonation water well comprises: the intelligent detonating device for the perforation is characterized in that the intelligent detonating device for the perforation is an intelligent detonating device; and the signal generator 2 is arranged at one end of the tubing string 3, and the signal receiving mechanism 4 is arranged at the other end of the tubing string 3.
In fig. 2, the signal receiving unit 4 includes: a plurality of signal receiving mechanisms; the detonating mechanism 5 includes: a plurality of detonating mechanisms; the perforating gun 6 comprises: a plurality of perforating gun strings; the signal receiving mechanisms are respectively connected with the detonating mechanisms; the plurality of detonation mechanisms are respectively connected with the plurality of perforating gun strings; the signal generator 2 is used for respectively sending detonation signals to the signal receiving mechanisms; the plurality of detonation mechanisms are used for respectively receiving the detonation signals and respectively detonating to control the plurality of perforating gun strings to perforate; and a distance adjusting mechanism is arranged between the perforating gun strings and is used for adjusting the distance between the perforating gun strings.
In fig. 2, the distance adjusting mechanism is a sandwiched oil pipe 7, and the distance between perforating gun strings connected to two ends of the sandwiched oil pipe 7 is adjusted by changing the length of the sandwiched oil pipe 7.
In fig. 2, the other end of the tubing string 3 is mounted at one end of the first signal receiving mechanism 4-1 or the first-stage signal receiving mechanism through threads, and the other end of the first signal receiving mechanism 4-1 or the first-stage signal receiving mechanism is in threaded connection with one end of the first detonation mechanism 5-1 or the first-stage detonation mechanism. The first detonating mechanism 5-1 or the first-stage detonating mechanism can be selected from or internally provided with a detonator.
In fig. 2, the other end of the first detonating mechanism 5-1 or the first-stage detonating mechanism is in threaded connection with one end of the first-stage perforating gun string 6-1, and the other end of the first-stage perforating gun string 6-1 is in threaded connection with one end of the interlayer oil pipe 7. The other end of the interlayer oil pipe 7 is in threaded connection with one end of the second signal receiving mechanism 4-2 or the second-stage signal receiving mechanism. The other end of the second signal receiving mechanism 4-2 or the second-stage signal receiving mechanism is in threaded connection with one end of the second detonating mechanism 5-2 or the second-stage detonating mechanism, and the other end of the second detonating mechanism 5-2 or the second-stage detonating mechanism is in threaded connection with the second-stage perforating gun string 6-2. The second detonating mechanism 5-2 or the second detonating mechanism can be selected or internally provided with a detonator.
In fig. 2, the oil pipe 7 is used for adjusting the distance between the first-stage perforating gun string 6-1 and the second-stage perforating gun string 6-2.
In fig. 1 and 2, the second signal receiving means 4-2, or second stage signal receiving means, is also used to receive the wireless acoustic wave or electromagnetic wave signal emitted by the signal generating device 2. However, the first signal receiving means 4-1 or the first stage signal receiving means and the second signal receiving means 4-2 or the second stage signal receiving means receive the duty ratio of the wireless acoustic wave or electromagnetic wave signal.
The utility model discloses, from the top down be oil pipe column 3, first signal receiving mechanism 4-1 or first order signal receiving mechanism, first explosion mechanism 5-1 or first order detonating mechanism, first order perforating gun cluster 6-1, intermediate layer oil pipe 7, second signal receiving mechanism 4-2 or second level signal receiving mechanism, second detonating mechanism 5-2 or second level detonating mechanism, second level perforating gun cluster 6-2 in proper order.
And after the first-stage perforating gun string 6-1 and the second-stage perforating gun string 6-2 are aligned to an oil layer to be perforated, fixing the signal generator 2 on an oil pipe head of the oil pipe column 3. And then the coding controller in the power supply 1 is connected with the data line of the signal generator 2, and the latter connects the singlechip, the power supply 1 and the signal generator 2 in the way. The following description will take the code controller as an example, and will take the 2-stage perforation as an example.
Firstly, the coding controller sends an instruction matched with a preset signal of the second signal receiving mechanism 4-2 to the signal generator 2. The signal generator 2 sends a detonation signal downhole that matches the second signal receiving means 4-2. The second signal receiving mechanism 4-2 receives the detonation signal, the underground control device carries out filtering, demodulation and other processing on the detonation signal, when the received detonation signal is matched with a preset signal, an ignition instruction is sent, and a power supply of the underground control device transmits ignition current to the second signal receiving mechanism 5-2, so that a detonator in the second detonation mechanism 5-2 is excited, and the second-stage perforating gun string 6-2 is detonated.
The coding controller sends a detonation signal matched with the preset signal to the signal generator 2. The signal generator 2 sends a predetermined signal matched to the first signal receiving means 4-1 downhole. After the first signal receiving mechanism 4-1 receives the detonation signal, the underground control device carries out filtering, demodulation and other processing, when the received detonation signal is matched with a preset signal, an ignition instruction is sent, and a power supply of the underground control device transmits ignition current to excite a detonator in the first detonation mechanism 5-1 so as to detonate the first-stage perforating gun string 6-1.
In the process of using the utility model, the first signal receiving mechanism 4-1 or the second signal receiving mechanism 4-2 and the detonating device (the first detonating mechanism 5-1 or the second detonating device 5-2) are put into the well together with the perforating gun string (perforating gun 6), the tubing string 3 and other tools. When a perforating gun string (perforating gun 6) is aligned to a target layer, the ground device sends a specific detonation signal to the underground through the signal generating device 2, the first signal receiving mechanism 4-1 or the second signal receiving mechanism 4-2 receives the signal, the underground control device judges whether the received detonation signal is the same as or matched with a preset signal or not, and when the received detonation signal is the same as or matched with the preset signal, an ignition instruction is sent out to detonate the perforating gun 6.
The above-mentioned embodiments are merely embodiments for expressing the invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions, modifications, etc. can be made without departing from the spirit of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A perforation intelligent initiation device is characterized by comprising:
a power supply (1);
the power supply (1) is connected with the signal generator (2), the signal generator (2) is also connected with the signal receiving mechanism (4), the signal receiving mechanism (4) is connected with the detonation mechanism (5), and the detonation mechanism (5) is connected with the perforating gun (6);
the power supply (1) is used for supplying power to the signal generator (2);
the signal generator (2) is used for sending a detonation signal to the signal receiving mechanism (4);
the detonation mechanism (5) is used for receiving the detonation signal and controlling the perforating gun (6) to perform perforation.
2. The intelligent detonating device for perforation according to claim 1, characterized in that:
the signal receiving mechanism (4) includes: a plurality of signal receiving mechanisms;
the detonation mechanism (5) comprising: a plurality of detonating mechanisms;
the perforating gun (6) comprising: a plurality of perforating gun strings;
the signal receiving mechanisms are respectively connected with the detonating mechanisms;
the plurality of detonation mechanisms are respectively connected with the plurality of perforating gun strings;
the signal generator (2) is used for respectively sending detonation signals to the signal receiving mechanisms;
and the plurality of detonation mechanisms are used for respectively receiving the detonation signals and respectively detonating to control the plurality of perforating gun strings to perforate.
3. The intelligent detonating device for perforation according to claim 2, characterized in that:
the plurality of signal receiving mechanisms comprise: a first signal receiving means (4-1) and a second signal receiving means (4-2);
the plurality of detonating mechanisms comprising: a first detonating mechanism (5-1) and a second detonating mechanism (5-2);
the plurality of perforating gun strings comprise: a first-stage perforating gun string (6-1) and a second-stage perforating gun string (6-2);
the first signal receiving mechanism (4-1) is respectively connected with the signal generator (2) and the first detonation mechanism (5-1), and the first detonation mechanism (5-1) is connected with the first-stage perforating gun string (6-1);
the second signal receiving mechanism (4-2) is respectively connected with the signal generator (2) and the second detonating mechanism (5-2), and the second detonating mechanism (5-2) is connected with the second-stage perforating gun string (6-2);
the signal generator (2) is used for respectively sending a first detonation signal and a second detonation signal to the first signal receiving mechanism (4-1) and the second signal receiving mechanism (4-2);
the first detonation mechanism (5-1) and the second detonation mechanism (5-2) are used for respectively receiving the first detonation signal and the second detonation signal and respectively detonating to control the first-stage perforating gun string (6-1) and the second-stage perforating gun string (6-2) to perforate.
4. The perforating intelligent initiating device of any one of claims 1 to 3, wherein:
the power supply (1) intermittently controls the signal generator (2) to work or not work in a set power supply and non-power supply mode to generate a detonation signal;
the detonation signal sent by the signal generator (2) is a set detonation signal.
5. The intelligent detonating device for perforation according to claim 4, characterized in that:
the power supply (1) comprises: a coding controller;
and the coding controller is used for intermittently controlling the connection or disconnection between the power supply (1) and the signal generator (2) in a set power supply and non-power supply mode to generate a detonation signal.
6. The perforating intelligent initiating device of any one of claims 1 to 3, wherein:
the power supply (1) is wirelessly connected with the signal generator (2), or/and
the signal generator (2) is wirelessly connected with the signal receiving mechanism (4).
7. The perforating intelligent initiating device of any one of claims 1 to 3, wherein:
the detonating mechanism (5) is a detonator and/or
The detonation signal is a wireless sound wave or electromagnetic wave signal.
8. The utility model provides an oil pipe transport formula perforation intelligence detonating water oil well which characterized in that includes:
the perforating intelligent detonating device of any one of claims 1-7; and
the signal generator (2) is installed at one end of the tubing string (3), and the signal receiving mechanism (4) is installed at the other end of the tubing string (3).
9. The oil pipe conveyed perforation intelligent detonation water well according to claim 8, characterized in that:
the signal receiving mechanism (4) includes: a plurality of signal receiving mechanisms; the detonation mechanism (5) comprising: a plurality of detonating mechanisms; the perforating gun (6) comprising: a plurality of perforating gun strings;
the signal receiving mechanisms are respectively connected with the detonating mechanisms; the plurality of detonation mechanisms are respectively connected with the plurality of perforating gun strings;
the signal generator (2) is used for respectively sending detonation signals to the signal receiving mechanisms; the plurality of detonation mechanisms are used for respectively receiving the detonation signals and respectively detonating to control the plurality of perforating gun strings to perforate;
and a distance adjusting mechanism is arranged between the perforating gun strings and is used for adjusting the distance between the perforating gun strings.
10. The oil pipe conveyed perforation intelligent detonation water well according to claim 9, characterized in that:
the distance adjusting mechanism is an interlayer oil pipe (7), and the distance between perforating gun strings connected with the two ends of the interlayer oil pipe (7) is adjusted by changing the length of the interlayer oil pipe (7).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922190529.5U CN212409516U (en) | 2019-12-09 | 2019-12-09 | Intelligent detonation device for perforation and oil pipe conveying type intelligent detonation water-filled oil well for perforation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761593A (en) * | 2021-02-01 | 2021-05-07 | 大庆油田有限责任公司 | Intelligent pressure control perforation and bridge plug combined operation device and method |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761593A (en) * | 2021-02-01 | 2021-05-07 | 大庆油田有限责任公司 | Intelligent pressure control perforation and bridge plug combined operation device and method |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211221 Address after: 163453 Heilongjiang Province, Daqing City Ranghulu District No. 233 South Central Avenue Patentee after: Daqing Oilfield Co.,Ltd. Patentee after: PetroChina Company Limited Address before: 163453 Heilongjiang Province, Daqing City Ranghulu District No. 233 South Central Avenue Patentee before: Daqing Oilfield Co.,Ltd. |