CN115966368A - Pipeline heating and magnetizing integrated machine - Google Patents
Pipeline heating and magnetizing integrated machine Download PDFInfo
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- CN115966368A CN115966368A CN202310038807.3A CN202310038807A CN115966368A CN 115966368 A CN115966368 A CN 115966368A CN 202310038807 A CN202310038807 A CN 202310038807A CN 115966368 A CN115966368 A CN 115966368A
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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Abstract
The invention discloses a pipeline heating and demagnetizing all-in-one machine which comprises a heating and demagnetizing machine box, wherein the heating and demagnetizing machine box is respectively connected with a power cable, an alternating current demagnetizing heating cable and a magnetic field detection cable which can independently realize demagnetization or heating, the other end of the power cable is connected with a power supply, the other end of the magnetic field detection cable is provided with a Gaussian probe, the heating and demagnetizing machine box is wirelessly connected with a wireless control terminal through an antenna, and a heating and demagnetizing control mechanism is arranged in the heating and demagnetizing machine box.
Description
Technical Field
The invention relates to the technical field of pipeline demagnetizing and heating, in particular to a pipeline heating and demagnetizing all-in-one machine.
Background
Before the large-caliber long oil and gas pipeline is assembled and welded in the field, magnetism on a steel pipe needs to be eliminated firstly, electric chord deviation is prevented from occurring during welding, meanwhile, in order to guarantee welding quality during welding, a part to be welded needs to be preheated to a specified temperature according to welding process requirements, after welding is completed, the pipeline at the welding position still needs to be slowly cooled, and in the process, pipeline demagnetization and pipeline intermediate frequency heating need to be carried out on the pipeline.
The Chinese patent with application publication number CN113470924A discloses equipment for achieving induction heating and direct current demagnetization on the same coil, which comprises an intermediate frequency induction heater output channel and a direct current demagnetization current output channel, wherein the intermediate frequency induction heater output channel and the direct current demagnetization current output channel are connected with the same induction coil, and the intermediate frequency induction heater output channel and the direct current demagnetization current output channel are electrically isolated from each other.
Above-mentioned scheme has following defect, foretell realize still need carrying out relevant operation by heating demagnetization equipment to the equipment of work piece induction heating and direct current demagnetization on same coil, can not realize remote control, extravagant manpower resources, can not carry out real-time feedback and carry out voltage output according to the voltage value of feedback and adjust with the voltage value of exchanging the port in real time during intermediate frequency heating simultaneously, only relies on the fixed regulation of treater, when meetting special circumstances, probably leads to the process equipment that steps up to appear damaging.
Therefore, aiming at the defects of the prior art, the pipeline heating and demagnetizing all-in-one machine is necessary to solve the defects of the prior art.
Disclosure of Invention
The invention aims to avoid the defects of the prior art and provides a pipeline heating and demagnetizing all-in-one machine, which is wirelessly connected with a wireless communication module through a wireless control terminal through an antenna, feeds back detection data in a data processing module to the wireless control terminal, and transmits an operation instruction of the wireless control terminal to a main control module, thereby realizing the functions of displaying the detection data of the wireless control terminal and sending the control instruction, avoiding the waste of human resources, displaying the voltage value of an alternating current port in real time, accurately adjusting the output voltage and avoiding the damage of equipment.
The above object of the present invention is achieved by the following means.
The heating and demagnetization integrated machine comprises a heating and demagnetization machine case, wherein the heating and demagnetization machine case is respectively connected with a power supply cable, an alternating current demagnetization heating cable and a magnetic field detection cable which can realize demagnetization or heating independently;
the heating demagnetization control mechanism comprises a main control unit, the main control unit comprises an ARM control mainboard, a wireless communication module, a data processing module, a main control module and an IGBT control module are installed on the ARM control mainboard, the ARM control mainboard is respectively and electrically connected with a program-controlled switch switching unit in the heating demagnetization control mechanism, an alternating current boosting unit, an adjustable direct current unit and a detection unit, an alternating current adjusting voltage output port DAC1, a direct current adjusting voltage output port DAC2, a power connection port, a program-controlled switch switching interface, an alternating current voltage input port, a Gaussian probe access port, an alternating current silicon controlled module control port and a direct current silicon controlled module control port are further arranged on the ARM control mainboard.
Specifically, the wireless control terminal is in wireless connection with the wireless communication module through the antenna, the wireless communication module is further in electrical connection with the data processing module, the data processing module is electrically connected to the main control module, and the main control module is further respectively in electrical connection with the program control switch switching unit, the alternating current boosting unit, the adjustable direct current unit and the detection unit.
Preferably, the program-controlled switch switching unit comprises a program-controlled switch switching mainboard, an alternating current solid-state relay and a contactor capable of realizing logic switching are mounted on the program-controlled switch switching mainboard, the alternating current solid-state relay is electrically connected with the program-controlled switch switching interface and the contactor respectively, and the program-controlled switch switching mainboard is connected with the power supply.
Specifically, the contactor is provided with an outer normally closed contact R1, a normally closed contact R3, an inner normally closed contact R2, an inner normally closed contact R4, a contact 1, a contact 2, a contact 3 and a contact 4, the contactor is electrically connected with a demagnetization heating cable through a port OT1 and a port OT2, the contactor is electrically connected to an alternating current boosting unit through a contact port V1 and a contact port V2, and the contactor is electrically connected to an adjustable direct current unit through a contact port V3 and a contact port V4.
Further, the alternating current boosting unit comprises an alternating current boosting main board, a voltage regulating isolation module, a boosting transformer, a rectifier bridge, a non-polar high-voltage capacitor and an alternating current silicon controlled module are installed on the alternating current boosting main board, an alternating current regulating voltage input port, an alternating current port V1, an alternating current port V2, a silicon controlled receiving port K2 and a silicon controlled receiving port G2 are arranged on the alternating current boosting main board, and the alternating current boosting main board is connected with a power supply.
Furthermore, the alternating current regulated voltage input port is electrically connected to the alternating current regulated voltage output port DAC1, the voltage regulation isolation module and the step-up transformer respectively, the other end of the step-up transformer is electrically connected to the rectifier bridge, the V + port of the rectifier bridge is electrically connected to the contact port V2 through the alternating current port V2, one end of the non-polar high-voltage capacitor is electrically connected to the contact port V1, the other end of the non-polar high-voltage capacitor is electrically connected to the V-port of the rectifier bridge, and the alternating current port V1 and the alternating current port V2 are further electrically connected to the alternating voltage input port on the ARM control mainboard.
Preferably, the adjustable direct current unit comprises an adjustable direct current mainboard, an adjustable direct current constant current voltage stabilizing switch current module and a direct current controllable silicon module are installed on the adjustable direct current mainboard, a controllable silicon receiving port G1, a controllable silicon receiving port K1, a direct current adjusting voltage input port, a direct current port V3 and a direct current port V4 are arranged on the adjustable direct current mainboard, and the adjustable direct current mainboard is connected with a power supply.
Furthermore, one end of the adjustable direct-current constant-current voltage-stabilizing switch current module is electrically connected to a direct-current adjusting voltage output port DAC2 on the ARM control mainboard through a direct-current adjusting voltage input port, the other end of the adjustable direct-current constant-current voltage-stabilizing switch current module is electrically connected to the direct-current silicon controlled module, the other end of the silicon controlled module is electrically connected to a contact port V3 through a direct-current port V3, and a direct-current port V4 is electrically connected to the port OT1 and the adjustable direct-current constant-current voltage-stabilizing switch current module respectively.
Specifically, the detection unit comprises a detection mainboard, and the detection mainboard is electrically connected to the wireless communication module, the main control module, the alternating voltage input port and the magnetic field detection cable respectively.
Preferably, a hall sensor is mounted inside the gaussian probe.
According to the invention, the antenna is wirelessly connected with the wireless communication module, the detection data in the data processing module is fed back to the wireless control terminal, and meanwhile, the operation instruction of the wireless control terminal is transmitted to the main control module, so that the functions of displaying the detection data of the wireless control terminal and sending the control instruction are realized, the waste of human resources is avoided, and meanwhile, the voltage value of the alternating current port is displayed in real time, the output voltage is accurately adjusted, and the equipment damage is avoided.
Drawings
The invention is further illustrated by means of the attached drawings, the content of which is not in any way limiting.
FIG. 1 is a block diagram of the whole system of the integrated machine for heating and magnetizing a pipeline, which works with the pipeline.
FIG. 2 is a system block diagram of a main control unit of the pipeline heating and demagnetization all-in-one machine.
FIG. 3 is a system block diagram of a program-controlled switch switching unit of the integrated machine for heating and magnetizing a pipeline.
FIG. 4 is a system block diagram of an alternating current boosting unit of the pipeline heating and magnetic all-in-one machine.
FIG. 5 is a system block diagram of an adjustable DC current unit of the integrated machine for heating and magnetizing a pipeline.
FIG. 6 is a schematic structural diagram of a case of the integrated machine for heating and magnetizing a pipeline.
From fig. 1 to 6, it includes:
1. heating the magnetic cabinet;
2. a power cable;
3. an AC degaussing heating cable;
4. a magnetic field detection cable;
5. a power supply;
6. a Gaussian probe;
7. an antenna;
8. a wireless control terminal;
9. a heating and demagnetization control mechanism;
91. a main control unit;
911. the ARM control mainboard; 912. the wireless communication module 913, the data processing module, 914, the main control module, 915, the IGBT control module, 916, the AC voltage regulation output port DAC1, 917, the DC voltage regulation output port DAC2, 918, the power connection port, 919, the program-controlled switch switching interface, 9110, the AC voltage input port, 9111 Gauss probe access port, 9112, the AC silicon controlled module control port, 9113 and the DC silicon controlled module control port;
92. a program-controlled switch switching unit;
921. a program control switch switching main board 922, an alternating current solid-state relay 923 and a contactor; 924. port OT1, 925, port OT2, 926, contact port V1, 927, contact port V2, 928, contact port V3, 929, contact port V4;
93. an alternating current boosting unit;
931. the boost converter comprises an alternating current boost mainboard 932, a voltage regulation isolation module 933, a boost transformer 934, a rectifier bridge 935, a nonpolar high-voltage capacitor 936, an alternating current thyristor module 937, an alternating current regulation voltage input port 938, alternating current ports V1 and 939, alternating current ports V2 and 9310 thyristor receiving ports K2 and 9311 and a thyristor receiving port G2;
94. an adjustable direct current unit;
941. an adjustable direct current mainboard, 942, an adjustable direct current constant current and voltage stabilizing switch current module, 943, a direct current controllable silicon module, 944, controllable silicon receiving ports G1 and 945, controllable silicon receiving ports K1 and 946, a direct current adjusting voltage input port, 947, direct current ports V3 and 948 and a direct current port V4;
95. a detection unit;
951. detecting a main board;
10. and a Hall sensor.
Detailed Description
The invention is further described with reference to the following examples.
Example 1.
As shown in fig. 1-6, a pipeline heating and degaussing integrated machine comprises a heating and degaussing cabinet 1, wherein the heating and degaussing cabinet 1 is respectively connected with a power cable 2, an alternating current degaussing heating cable 3 and a magnetic field detection cable 4 which can be used for realizing degaussing or heating independently, the other end of the power cable 2 is connected with a power supply 5, the other end of the magnetic field detection cable 4 is provided with a gauss probe 6, the heating and degaussing cabinet 1 is wirelessly connected with a wireless control terminal 8 through an antenna 7, and a heating and degaussing control mechanism 9 is arranged inside the heating and degaussing cabinet 1.
The invention organically combines the original two independent devices, the pipeline demagnetizer and the pipeline intermediate frequency heating device to form a single device, which can provide the pipeline demagnetizing function and the pipeline intermediate frequency heating function, thereby simplifying the construction operation on site, reducing the requirements on the area and space in an operation pit, reducing the requirements on the power supply load of a generator on site to a certain extent, and reducing the number of devices which need to be carried, maintained and managed by a construction unit in management, thereby not only improving the construction efficiency on site, but also reducing the construction cost on site and the operation and management cost of the construction unit.
Heating magnetism machine case 1 is connected power supply 5 through supply cable 2 and is supplied power for equipment, magnetic field detection cable 4 twines and installs and treat the weld crate one side of welding the pipeline, degauss the pipeline, heat, magnetic field detection cable 4 connects gauss probe 6 and installs by treating welding the pipeline weld crate, be used for magnetic field detection, heating magnetism machine case 1 cooperates the detection data who feeds back to wireless control terminal 8 through inside heating degaussing control mechanism 9 and antenna 7, send operating command to heating degaussing control mechanism 9 through wireless control terminal 8 simultaneously, work such as heating, degaussing, make operating personnel need not to be close to heating magnetism machine case 1 and operate, manpower resources have been saved, operating personnel's safety has also been ensured simultaneously.
The heating demagnetization control mechanism 9 comprises a main control unit 91, the main control unit 91 comprises an ARM control main board 911, a wireless communication module 912, a data processing module 913, a main control module 914 and an IGBT control module 915 are installed on the ARM control main board 911, the ARM control main board 911 is electrically connected with a program-controlled switch switching unit 92, an alternating current boosting unit 93, an adjustable direct current unit 94 and a detection unit 95 respectively inside the heating demagnetization control mechanism 9, the ARM control main board 911 is further provided with an alternating current adjusting voltage output port DAC1916, a direct current adjusting voltage output port DAC2917, a power connection port 918, a program-controlled switch switching interface 919, an alternating current voltage input port 9110, a Gaussian probe access port 9111, an alternating current silicon-controlled module 936 control port 9112 and a direct current silicon-controlled module 943 control port 9113.
The heating and demagnetization control mechanism 9 realizes the operations of dc demagnetization and ac boost heating of the pipeline through the main control unit 91, the program control switch switching unit 92, the ac boost unit 93, the adjustable dc current unit 94 and the detection unit 95, and simultaneously enables the dc demagnetization and the ac boost heating to be switched on one cable and not to be performed simultaneously.
The ARM control main board 911 can be used for faster control and logic output, the data processing module 913 can perform digital-to-analog conversion on collected magnetic field data such as voltage and the like, the data are fed back to the wireless control terminal 8 and the main control module 914 through the wireless communication module 912, the data such as the pressure value and the like are judged, whether boosting is needed to be continued or not is determined, which mode is adopted, the main control module 914 is the core of control logic, the heating demagnetization control mechanism 9 is provided with three modes, namely an alternating current mode, a direct current mode and an automatic mode, each mode controls the output voltage through the main control module 914, the IGBT control module 915 outputs IGBT control voltage to form a capacitor, the capacitor and a discharge loop of the alternating current demagnetization heating cable 3 are instantly discharged to generate an alternating current magnetic field to achieve the purpose of alternating current discharge, and the ARM control main board 911 is electrically connected with the program control switch switching unit 92, the alternating current boosting unit 93, the adjustable direct current unit 94 and the detection unit 95 and controls the switch to work.
The wireless control terminal 8 is wirelessly connected to the wireless communication module 912 through the antenna 7, the wireless communication module 912 is further electrically connected to the data processing module 913, the data processing module 913 is electrically connected to the main control module 914, and the main control module 914 is further electrically connected to the programmable switch switching unit 92, the alternating current boosting unit 93, the adjustable direct current unit 94 and the detection unit 95 respectively.
The data processing module 913 sends the detected data crater magnetic field strength and the reflow voltage value to the wireless control terminal 8 for feedback through the wireless communication module 912, an operator can operate according to the feedback data of the wireless control terminal 8, meanwhile, the data processing module 913 also sends the data to the main control module 914 for automatic judgment, and corresponding steps are taken, and the main control module 914 can control the switch switching unit, the alternating current boosting unit 93, the adjustable direct current unit 94 and the detection unit 95 according to the data of the data processing module 913.
The program-controlled switch switching unit 92 comprises a program-controlled switch switching mainboard 921, an alternating current solid-state relay 922 and a contactor 923 capable of realizing logic switching are installed on the program-controlled switch switching mainboard 921, the alternating current solid-state relay 922 is electrically connected with a program-controlled switch switching interface 919 and the contactor 923 respectively, and the program-controlled switch switching mainboard 921 is connected with a power supply 5.
When the gauss value measured by the gauss probe 6 is larger, the wireless control terminal 8 controls the program control switch switching interface 919JQ1 of the program control switch switching unit 92 to be connected with the Q2 relay for controlling the closing, and meanwhile, the contactor 923Q1 is switched on to form logic, so that the program control switch is switched to switch the alternating current solid-state relay 922 on the mainboard 921.
The contactor 923 is provided with an outer normally closed contact R1, a normally closed contact R3, an inner normally closed contact R2, an inner normally closed contact R4, a contact 1, a contact 2, a contact 3 and a contact 4, the contactor 923 is electrically connected with a degaussing heating cable through a port OT1924 and a port OT2925, the contactor 923 is electrically connected with an alternating current boosting unit 93 through a contact port V1926 and a contact port V2927, and the contactor 923 is electrically connected with an adjustable direct current unit 94 through a contact port V3928 and a contact port V4929.
When the contactor 923Q1 is not controlled, the normally closed contact is connected with OT1-R3-R4-V2/V4 as one group, OT2-R1-R2-V1/V3 as two groups of channels, and when switching is needed: R1-R2 and R3-R4 are disconnected, 1-2 and 3-4 contacts are closed, a group of OT-1-2-V1/V3 is formed as a passage, and a group of OT2-3-4-V2/V4 is formed as a passage, and the contacts are interchanged from the aspect of switching, and the positive/negative interchange achieves the purpose of phase change.
The ac boost unit 93 includes an ac boost motherboard 931, the ac boost motherboard 931 is provided with a voltage regulation isolation module 932, a boost transformer 933, a rectifier bridge 934, a non-polar high-voltage capacitor 935, and an ac thyristor module 936, the ac boost motherboard 931 is provided with an ac regulation voltage input port 937, an ac port V1938, an ac port V2939, a thyristor receiving port K29310, and a thyristor receiving port G29311, and the ac boost motherboard 931 is connected to the power supply 5.
The ac regulated voltage input port 937 is electrically connected to the ac regulated voltage output port DAC1916, the voltage regulating isolation module 932 and the step-up transformer 933, the other end of the step-up transformer 933 is electrically connected to the rectifier bridge 934, the V + port of the rectifier bridge 934 is electrically connected to the contact port V2927 through the ac port V2939, one end of the non-polar high-voltage capacitor 935 is electrically connected to the contact port V1926, the other end of the non-polar high-voltage capacitor is electrically connected to the V-port of the rectifier bridge 934, the ac port V1938 and the ac port V2939 are further electrically connected to the ac voltage input port 9110 on the ARM control motherboard 911.
The main control module 914 outputs a regulated voltage through an ac regulated voltage output port DAC1916 to control a voltage regulating isolation module 932 on the ac boost motherboard 931, and simultaneously controls the output voltage of the boost transformer 933S1 to output a dc voltage through full-wave rectification at the V + end of the rectifier bridge 934D1, the positive end of the boost transformer 933S1 passes through a protection resistor R1 (5R/25W) power resistor and passes through an ac port V2939 to a port OT1924 of the program-controlled switch switching unit 92, and then flows out to the port OT2925 through the ac demagnetizing heating cable 3, the contact 1 and the contact 2, and then flows out to a nonpolar high-voltage capacitor 935 of the ac boost unit 93 through a contact port V1926 of the program-controlled switch switching unit 92, and the other end of the nonpolar high-voltage capacitor 935 is connected to the V-end of the rectifier bridge 934D1 to form a loop.
With the rise of the voltage, the voltage of the alternating current port V1938-alternating current port V2939 of the alternating current boosting unit 93 rises, the port is input to the alternating current voltage input port 9110 of the main control unit 91, the corresponding voltage value of 0-1300V/0-1300mV is detected through the isolation operational amplifier, the voltage value is wirelessly sent to the wireless control terminal 8 through calculation and conversion to be displayed, meanwhile, the data processing module 913 of the main control unit 91 is fed back, and the voltage quantity output from the alternating current regulation voltage output port DAC1916 to the voltage regulation isolation module 932 of the alternating current boosting unit 93 is judged and correspondingly regulated and controlled, so that closed-loop control is formed.
Because the charging time of the non-polar high-voltage capacitor 935 is related to the number of capacitors connected in parallel, when the charging voltage meets the discharging requirement (greater than 1000V or so), the ac thyristor module 936 of the main control unit 91 controls the port 9112 to output the IGBT control voltage to conduct the 1-2 pins of the ac thyristor module 936 of the ac boosting unit 93, so as to form a discharging loop of the non-polar high-voltage capacitor 935 and the ac degaussing heating cable 3, and the purpose of ac discharging is achieved by generating an alternating magnetic field through instantaneous discharging.
The adjustable dc current unit 94 includes an adjustable dc current main board 941, an adjustable dc constant-current voltage-stabilizing switching current module 942 and a dc thyristor module 943 are installed on the adjustable dc current main board 941, a thyristor receiving port G1944, a thyristor receiving port K1945, a dc adjusting voltage input port 946, a dc port V3947 and a dc port V4948 are installed on the adjustable dc current main board 941, and the adjustable dc current main board 941 is connected to the power supply 5.
One end of the adjustable dc constant-current voltage-stabilizing switch current module 942 is electrically connected to a dc adjustment voltage output port DAC2917 on the ARM control motherboard 911 through a dc adjustment voltage input port 946, the other end is electrically connected to a dc thyristor module 943, the other end of the thyristor module is electrically connected to a contact port V3928 through a dc port V3947, and the dc port V4948 is electrically connected to a port OT1924 and the adjustable dc constant-current voltage-stabilizing switch current module 942, respectively.
The main control module 914 controls the thyristor module control port to output a control voltage to a thyristor receiving port G1944-a thyristor receiving port K1945 of the dc thyristor module 943 of the adjustable dc current unit 94, and at the same time, outputs a regulated voltage through a dc regulated voltage output port DAC2917 to control the adjustable dc constant-current voltage-stabilizing switching current module 942 of the adjustable dc current unit 94, outputs a dc positive terminal to pin 1 of the thyristor module, and then the current flows out through pin 2 to the dc port V3947 to the contact port V3928 to port OT2925 of the program-controlled switching unit 92 and then to port 2 of the ac degaussing heating cable 3, and then flows out through port 1 to port OT 1924-to the dc port V4948 of the adjustable dc current unit 94, and then to the negative terminal of the adjustable dc constant-current voltage-stabilizing switching power supply module to form a loop.
The detection unit 95 includes a detection main board 951, and the detection main board 951 is electrically connected to the wireless communication module 912, the main control module 914, the ac voltage input port 9110 and the magnetic field detection cable 4 respectively.
The detection unit 95 detects the magnetic field at the position of the gaussian probe 6 through the detection main board 951, detects the voltage of the input port of the alternating voltage, feeds the detection result back to the main control module 914 and the wireless communication module 912, and sends the detection result to the wireless control terminal 8 through the antenna 7 by the wireless communication module 912.
Inside the gaussian probe 6 is mounted a hall sensor 10.
The hall sensor 10 has the characteristics of good stability, high sensitivity, strong anti-interference capability and driving capability and very good high-frequency performance.
Through antenna 7 with wireless communication module 912 wireless connection feeds back the detection data in data processing module 913 to wireless control terminal 8, transmits wireless control terminal 8's operating command for host system 914 simultaneously, realizes wireless control terminal 8's detection data display, and the function that control command sent has avoided manpower resources's waste, shows the voltage value of interchange port in real time simultaneously, and accurate regulation output voltage avoids appearing the equipment and damages.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a pipeline heating demagnetization all-in-one which characterized in that: the heating and magnetizing device comprises a heating and magnetizing case, wherein the heating and magnetizing case is respectively connected with a power cable, an alternating current demagnetizing heating cable and a magnetic field detection cable which can independently realize demagnetization or heating, the other end of the power cable is connected with a power supply, the other end of the magnetic field detection cable is provided with a Gaussian probe, the heating and magnetizing case is wirelessly connected with a wireless control terminal through an antenna, and a heating and demagnetizing control mechanism is arranged in the heating and magnetizing case;
heating demagnetization control mechanism includes the master control unit, the master control unit includes ARM control mainboard, install wireless communication module, data processing module, host system and IGBT control module on the ARM control mainboard, the ARM control mainboard is in heating demagnetization control mechanism's inside difference electric connection has programme-controlled switch switching unit, exchanges boost unit, adjustable direct current unit and detecting element, still be equipped with on the ARM control mainboard and exchange regulation voltage output port DAC1, direct current regulation voltage output port DAC2, power connection port, programme-controlled switch switching interface, alternating voltage input port, gauss probe access port, exchange silicon controlled module control port and direct current silicon controlled module control port.
2. The pipeline heating and demagnetization integrated machine of claim 1, wherein: the wireless control terminal is in wireless connection with the wireless communication module through the antenna, the wireless communication module is further in electric connection with the data processing module, the data processing module is electrically connected to the main control module, and the main control module is further respectively in electric connection with the program control switch switching unit, the alternating current boosting unit, the adjustable direct current unit and the detection unit.
3. The pipeline heating and demagnetization integrated machine of claim 2, wherein: the program-controlled switch switching unit comprises a program-controlled switch switching mainboard, an alternating current solid-state relay and a contactor capable of realizing logic switching are installed on the program-controlled switch switching mainboard, the alternating current solid-state relay is electrically connected with the program-controlled switch switching interface and the contactor respectively, and the program-controlled switch switching mainboard is connected with the power supply.
4. The pipeline heating and demagnetization integrated machine of claim 3, wherein: be equipped with outer through normally closed contact R1, often close contact R3, interior often close contact R2, interior often close contact R4, contact 1, contact 2, contact 3, contact 4 on the contactor, the contactor passes through port OT1 and port OT2 electric connection the ac degaussing heating cable, the contactor passes through contact port V1, contact port V2 electric connection to the ac voltage boost unit, the contactor passes through contact port V3, contact port V4 electric connection to adjustable direct current unit.
5. The pipeline heating and demagnetization integrated machine of claim 2, wherein: the unit that steps up is including exchanging the mainboard that steps up, exchange and install the pressure regulating on the mainboard and keep apart module, step up transformer, rectifier bridge, nonpolarity high-voltage capacitor and exchange the silicon controlled rectifier module, it is equipped with on the mainboard that steps up to exchange and exchanges regulation voltage input port, exchange port V1, exchange port V2, silicon controlled rectifier and receive port K2, silicon controlled rectifier and receive port G2 to exchange, it connects to step up the mainboard to exchange power supply.
6. The pipeline heating and demagnetization integrated machine of claim 5, wherein: exchange regulation voltage input port electric connection respectively to exchange regulation voltage output port DAC1 the voltage regulation isolation module with step up transformer, step up transformer's other end electric connection the rectifier bridge, the V + port of rectifier bridge passes through the electricity exchange port V2 electric connection to contact port V2, the one end electric connection of nonpolarity high-voltage capacitor contact port V1, other end electric connection the V-port of rectifier bridge, exchange port V1, exchange port V2 still electric connection to on the ARM control mainboard exchange voltage input port.
7. The pipeline heating and demagnetizing all-in-one machine as claimed in claim 2, wherein: the adjustable direct current unit comprises an adjustable direct current mainboard, an adjustable direct current constant-current voltage-stabilizing switch current module and a direct current controllable silicon module are installed on the adjustable direct current mainboard, a controllable silicon receiving port G1, a controllable silicon receiving port K1, a direct current adjusting voltage input port, a direct current port V3 and a direct current port V4 are arranged on the adjustable direct current mainboard, and the adjustable direct current mainboard is connected with the power supply.
8. The pipeline heating and demagnetization integrated machine of claim 7, wherein: one end of the adjustable direct-current constant-current voltage-stabilizing switch current module is electrically connected to the direct-current adjusting voltage output port DAC2 on the ARM control mainboard through the direct-current adjusting voltage input port, the other end of the adjustable direct-current constant-current voltage-stabilizing switch current module is electrically connected to the direct-current silicon controlled module, the other end of the silicon controlled module is electrically connected to the contact port V3 through the direct-current port V3, and the direct-current port V4 is electrically connected to the port OT1 and the adjustable direct-current constant-current voltage-stabilizing switch current module respectively.
9. The pipeline heating and demagnetizing all-in-one machine as claimed in claim 2, wherein: the detection unit comprises a detection mainboard, and the detection mainboard is electrically connected to the wireless communication module, the main control module, the alternating voltage input port and the magnetic field detection cable respectively.
10. The pipeline heating and demagnetization integrated machine of claim 1, wherein: and a Hall sensor is arranged in the Gaussian probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310038807.3A CN115966368A (en) | 2023-01-12 | 2023-01-12 | Pipeline heating and magnetizing integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310038807.3A CN115966368A (en) | 2023-01-12 | 2023-01-12 | Pipeline heating and magnetizing integrated machine |
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| Publication Number | Publication Date |
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| CN115966368A true CN115966368A (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310038807.3A Pending CN115966368A (en) | 2023-01-12 | 2023-01-12 | Pipeline heating and magnetizing integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115966368A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87215773U (en) * | 1987-11-25 | 1988-11-02 | 新乡市电力开关厂 | Sihcon controlled dc power supply |
| CN2073151U (en) * | 1990-10-04 | 1991-03-13 | 中国康复研究中心康复工程研究所 | Information eraser of magnetic recording carrier |
| CN114944261A (en) * | 2022-06-29 | 2022-08-26 | 国家石油天然气管网集团有限公司 | Pipeline demagnetization and heating integrated control system and method |
-
2023
- 2023-01-12 CN CN202310038807.3A patent/CN115966368A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87215773U (en) * | 1987-11-25 | 1988-11-02 | 新乡市电力开关厂 | Sihcon controlled dc power supply |
| CN2073151U (en) * | 1990-10-04 | 1991-03-13 | 中国康复研究中心康复工程研究所 | Information eraser of magnetic recording carrier |
| CN114944261A (en) * | 2022-06-29 | 2022-08-26 | 国家石油天然气管网集团有限公司 | Pipeline demagnetization and heating integrated control system and method |
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