CN110854732B - Covering operation low-voltage numerical control power supply guarantee platform - Google Patents
Covering operation low-voltage numerical control power supply guarantee platform Download PDFInfo
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- CN110854732B CN110854732B CN201911029619.4A CN201911029619A CN110854732B CN 110854732 B CN110854732 B CN 110854732B CN 201911029619 A CN201911029619 A CN 201911029619A CN 110854732 B CN110854732 B CN 110854732B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B15/00—Supervisory desks or panels for centralised control or display
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
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Abstract
The invention discloses a covering operation low-voltage numerical control power supply guarantee platform which comprises a control module, a high-frequency low-voltage conversion module, an alternating current-direct current conversion module, an electric welding power supply module, an isolation transformation module, a safety protection module, a temperature control module and a movable guarantee cabinet for loading the modules, wherein the high-frequency low-voltage conversion module is connected with the alternating current-direct current conversion module; the front and the back of the movable support cabinet are divided into a front cabin and a back cabin; the control module is respectively in circuit connection with the high-frequency low-voltage conversion module, the alternating current-direct current conversion module, the electric welding power supply module, the isolation transformation module, the safety protection module and the temperature control module, and is used for parameter adjustment, voltage regulation and control, frequency regulation and power supply on-off control of an output power supply and monitoring and displaying current, voltage and phase sequence; the safety protection module is used for performing electric leakage and electric shock protection on equipment in the mobile security cabinet; the temperature control module detects the temperature in the mobile security cabinet in real time and opens and closes the heat dissipation device or the heating device according to the temperature. By the design, the comprehensive guarantee efficiency of the coating operation power supply and the coating operation quality are improved, the safety and the reliability of system operation are enhanced, and the occurrence of casualty accidents caused by electric leakage and electric shock of operators is effectively avoided.
Description
Technical Field
The invention relates to the field of coating construction, in particular to a low-voltage numerical control power supply guarantee platform for coating operation.
Background
In the coating work of engineering construction such as roads, railways, subways and the like, various electric engineering equipment with different voltage frequencies such as lighting lamps, electric welding machines, electric drilling machines, drum pounding rods and other manual tools are widely used, but the following problems exist in the use process: firstly, because various operating devices of different types are used on one operating surface, the power supply devices of the operating devices are more and are carried and placed at will, and power supply circuits are easy to cross and knot, the site is disordered, and the safety accidents of casualties caused by electric leakage and electric shock are easy to happen; secondly, a drum pounding rod used in the operation slurry vibration drum pounding usually uses a low-frequency of 50HZ, so that the vibration drum pounding effect is poor and the drum pounding time is long; and thirdly, because the covering operation is carried out under the field condition, the power supply device for supplying power is easy to break down under the condition of lower or higher temperature, and the reliability and stability of the use of the power supply device are reduced.
Disclosure of Invention
The invention aims to solve the problems that; aiming at the defects and shortcomings of the prior art, the coverage work low-voltage numerical control power supply guarantee platform is provided, multiple coverage work power supply devices are integrated, a high-frequency power supply technology, safety protection measures, temperature control measures and the like are adopted, the comprehensive guarantee efficiency of the coverage work power supply and the quality of coverage work are improved, the safety and the reliability of system operation are enhanced, and the occurrence of casualty accidents caused by electric leakage and electric shock of operators is effectively avoided.
In order to achieve the purpose, the invention adopts the technical scheme that:
a covering operation low-voltage numerical control power supply support platform comprises a control module, a high-frequency low-voltage conversion module, an alternating current-direct current conversion module, an electric welding power supply module, an isolation transformation module, a safety protection module, a temperature control module and a movable support cabinet loaded with the modules;
the movable support cabinet is divided into a front bin and a rear bin, and the front bin and the rear bin are divided into four small bins for isolating equipment for mounting each module;
the control module is respectively in circuit connection with the high-frequency low-voltage conversion module, the alternating current-direct current conversion module, the electric welding power supply module, the isolation transformation module, the safety protection module and the temperature control module, and is used for parameter adjustment, voltage regulation and control, frequency regulation and power supply on-off control of an output power supply and monitoring and displaying current, voltage and phase sequence;
the high-frequency low-voltage conversion module converts an input power supply from low frequency to high frequency and converts high voltage to low voltage, and provides a high-frequency low-voltage power supply for the drum-pounding rod;
the alternating current-direct current conversion module converts a high-voltage alternating current power supply into a low-voltage direct current power supply used by a manual low-voltage tool; the electric welding power supply module converts a high-voltage alternating current power supply into a low-voltage direct current power supply for electric welding; the isolation transformation module converts a high-voltage alternating-current power supply into a low-voltage power supply used by the LED lighting spotlight and the charger;
The safety protection module is used for performing electric leakage and electric shock protection on equipment in the mobile security cabinet; the temperature control module detects the temperature in the mobile security cabinet in real time and opens and closes the heat dissipation device or the heating device according to the temperature.
The drum stick is smash when this scheme will be covered construction operation, the electric welding, manual low-voltage tool, the lighting and other power supply unit that charge and the converter used are whole integrated in removing the guarantee cabinet, these instruments only need the electric wire to be connected to corresponding power supply unit output plug can use the operation, and this removes the car body formula device that the guarantee cabinet has the wheel that rolls, can be manual or electronic drive make its removal, consequently, make and cover each power supply unit that the operation no longer often moves, it is very convenient to remove, it is very convenient to use, in-situ disorder and waste time have been avoided, the efficiency of covering the multiple power comprehensive guarantee of operation has been improved. The high-frequency low-voltage conversion module is used for providing a high-frequency low-voltage power supply for the drum tamping rod by adopting a high-frequency power supply technology, so that the drum tamping rod has a better vibration effect, and the quality of coating operation is improved. Meanwhile, safety protection and temperature control measures are adopted to carry out power utilization and use safety protection on the power supply guarantee platform, the safety and the reliability of system operation are improved, and the occurrence of casualty accidents caused by electric leakage and electric shock of operating personnel is effectively avoided.
Furthermore, the control module comprises a touch control screen, a frequency adjusting screen, a monitoring display screen, a remote control unit, a main power switch, a main power state indicator lamp and a plurality of output power switches and output power state indicator lamps; the touch control screen comprises a PLC (programmable logic controller) and is used for adjusting and correcting parameters of the output power supply, controlling the voltage level and controlling the on-off of the output power supply; the frequency adjusting screen is used for adjusting the frequency of a high-frequency power supply required by the drum pounding rod; the monitoring display screen is used for monitoring and displaying output current, voltage and phase sequence; the remote control unit comprises a remote controller and a wireless control switch, the wireless control switch is arranged on a power distribution switch circuit, and the remote controller is wirelessly connected with the PLC and the wireless control switch and used for controlling the output voltage grade and the on-off of an output power supply.
The operation state of the output power supply of the power supply guarantee platform is monitored in real time, and three modes can be flexibly adopted for controlling the power supply output on-off and voltage level: firstly, the front bin control panel is manually switched on and off through a main power switch and an output power switch; secondly, on-off is carried out by operating the touch control screen; thirdly, remote control on-off is carried out through a remote controller.
Further, the high-frequency low-voltage conversion module comprises a frequency converter and an intermediate-frequency isolation transformer which are connected by a circuit; the frequency converter converts the frequency of an input power supply from 50Hz to 200Hz, and the intermediate frequency isolation transformer converts the voltage of the input power supply from 220V or 380V to 40-50V.
The high-frequency low-voltage power supply used in the construction operation of the drum tamping rod is generated by the conversion of the medium-frequency converter and the medium-frequency isolation transformer, and the output voltage is generally between 40V and 50V. Because the connecting wire distance of pounding the drum stick and power guarantee platform is different far and near, the distance is far away can have the problem of voltage drop, consequently when near the distance to pounding the drum stick output lower voltage can, can be to pounding the drum stick output higher voltage when the distance is far away, ensure to smash the voltage that the drum stick used and be in reasonable within range all the time.
Further, the alternating current-direct current conversion module comprises an alternating current-direct current power converter, and the alternating current-direct current power converter converts an alternating current power supply with an input voltage of 220V or 380V into a direct current power supply with a voltage of 20-40V.
The 20-40V direct-current power supply generated through conversion of the alternating-current and direct-current power supply converter mainly comprises a manual low-voltage tool which provides a power supply, and mainly comprises a 36V impact electric hammer, a 36V polishing machine, a 36V log saw, a 24V electric hand drill and a 24V electric wrench, wherein the 24V electric hand drill and the 24V electric wrench can also be powered by rechargeable batteries.
Further, the isolation transformer module comprises a plurality of groups of isolation transformers, and the isolation transformers output at least 3 paths of 36V LED illumination spotlight power supplies, a plurality of paths of 220V auxiliary power supplies and a plurality of groups of 12V or 24V charging power supplies.
In general, the power protection platform of the present solution uses a 380V input power supply, and therefore an auxiliary power supply, an LED lighting spotlight power supply, a charging power supply, etc. with a 220V output voltage need to be further developed, the number of these power output circuits will be set according to practical applications, for example, 5 groups of LED lighting control circuits can be output, and each covered operation surface includes at least 3 customized 36V LED lighting spotlights.
Further, the electric welding power supply module comprises an inverter direct current welding machine, and the welding direct current voltage output by the inverter direct current welding machine is 36V or 42V.
The inverter direct current welding machine is designed into two paths of 36V or 42V direct current voltage outputs according to use requirements, and provides direct current power supplies for two paths of electric welding construction operation.
Further, the safety protection module comprises a leakage protector and a direct current welding machine electric shock prevention protector; the leakage protector is arranged on the power distribution switch circuit, and once the circuit leaks electricity, the leakage protector can immediately trip to cut off the power supply; the direct current welding machine electric shock prevention protector is connected with the inverter direct current welding machine through a circuit, and the no-load voltage of the inverter direct current welding machine is reduced to be lower than 36V by the direct current welding machine electric shock prevention protector.
In actual use, the no-load voltage of the inverter direct current welding machine can reach 50-90V and exceed the safe voltage of 36V, so that serious accidents of hurting people are easy to happen. In order to prevent the accidents, the no-load voltage of the direct current welding machine is reduced to be within a safe voltage range below 36V by adopting the electric shock prevention protector of the direct current welding machine.
Further, the temperature control module comprises a heater, a cooling fan and a temperature sensor which are arranged in the mobile security cabinet; a plurality of cooling fans are fixedly arranged on two sides of the movable support cabinet in a penetrating way; the control module detects the temperature T in the movable guarantee cabinet through the temperature sensor, when the temperature T is smaller than a set lowest temperature threshold value, the heater is started to heat, and when the temperature T is larger than a set highest temperature threshold value, the cooling fan is started to cool.
Because the covering operation is generally carried out under the field condition, the temperature change of the environment and the altitude all the year round is very big, and the too high or too low temperature can cause influence or trouble to the power supply guarantee, so this scheme adopts the temperature control mode, with the temperature control in the power supply guarantee platform in reasonable application range, has prevented the emergence of power supply guarantee platform trouble, has improved the efficiency and the quality of power supply guarantee.
Further, the direct-current voltage converted and output by the alternating-current and direct-current power supply converter is 24V or 36V.
Because the manual low-voltage tools are various in types and the used voltages of the manual low-voltage tools are different, the alternating-current/direct-current power converter provides different direct-current voltage selections for the manual low-voltage tools.
Furthermore, the auxiliary module comprises an alarm, a fire extinguisher and at least 3 LED illuminating spot lamps in the construction working face; the alarm is fixed at the top of the movable support cabinet, and the fire extinguisher is fixed outside one side of the movable support cabinet.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. because various power supply devices used in the coating construction operation are all integrated in the mobile security cabinet, the mobile security cabinet is designed into a manual or electric driving mode, so that each power supply device is not frequently moved in the coating operation, the field disorder and the time waste are avoided, and the comprehensive security efficiency of the coating operation power supply is improved;
2. a high-frequency power supply technology is adopted in the high-frequency low-voltage conversion module to provide a high-frequency low-voltage power supply for the drum tamping bar, so that the drum tamping bar has a better vibration effect, and the quality of coating operation is improved;
3. The safety protection measures are adopted to carry out the electricity safety protection and the temperature control measures are adopted to carry out the protection of the service environment, the safety and the reliability of the system operation are improved, and the occurrence of casualty accidents caused by electric leakage and electric shock of operators is effectively avoided.
Drawings
FIG. 1 is a composition topological diagram of a low-voltage numerical control power supply guarantee platform for coating operation;
FIG. 2 is a schematic structural diagram of a low-voltage numerical control power supply guarantee platform for coating operation;
FIG. 3 is a schematic structural view of a front compartment of the mobile security cabinet of the present invention;
FIG. 4 is a schematic structural view of the rear cabinet of the mobile security cabinet of the present invention.
The labels in the figure are: 1-a mobile security cabinet, 2-a touch control screen, 3-a frequency adjusting screen, 4-a monitoring display screen, 5-a frequency converter, 6-an inverter direct current welding machine, 7-a direct current welding machine electric shock prevention protector, 8-an isolation transformer, 9-an intermediate frequency isolation transformer, 10-an alternating current and direct current power converter, 11-a heater, 12-a radiator fan, 13-a main power switch, 14-a main power state indicator lamp, 15-an output power switch, 16-an output power state indicator lamp, 17-a front bin, 1701-a front bin, 1702-a front two bin, 1703-a front three bin, 1704-a front four bin, 18-a rear bin, 1801-a rear bin, 1802-a rear two bin, 1803-a rear three bin, 1804-a rear four bin, 19-a power input plug, 20-auxiliary power supply output plug, 21-drumstick power supply output plug, 22-low-voltage tool power supply output plug, 23-LED spotlight power supply output plug, 24-electric welding direct current power supply output plug, 25-alarm, 26-fire extinguisher and 27-LED lighting spotlight.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
As shown in fig. 1 to 4, a low-voltage numerical control power supply support platform for coating operation comprises a control module, a high-frequency low-voltage conversion module, an ac/dc conversion module, an electric welding power supply module, an isolation transformation module, a safety protection module, a temperature control module and a mobile support cabinet 1 for loading the modules;
the mobile security cabinet 1 is divided into a front cabin 17 and a rear cabin 18, and the front cabin 17 and the rear cabin 18 are divided into four small cabins for isolating and installing equipment of each module;
the control module is respectively in circuit connection with the high-frequency low-voltage conversion module, the alternating current-direct current conversion module, the electric welding power supply module, the isolation transformation module, the safety protection module and the temperature control module, and is used for parameter adjustment, voltage regulation and control, frequency regulation and power supply on-off control of an output power supply and monitoring and displaying current, voltage and phase sequence;
the high-frequency low-voltage conversion module converts an input power supply from low frequency to high frequency and converts high voltage to low voltage, and provides a high-frequency low-voltage power supply for the drum-pounding rod;
The alternating current-direct current conversion module converts a high-voltage alternating current power supply into a low-voltage direct current power supply used by a manual low-voltage tool; the electric welding power supply module converts a high-voltage alternating current power supply into a low-voltage direct current power supply for electric welding; the isolation transformation module converts a high-voltage alternating-current power supply into a low-voltage power supply used by the LED lighting spotlight and the charger;
the safety protection module is used for performing electric leakage and electric shock protection on equipment in the mobile security cabinet 1; the temperature control module detects the temperature in the movable support cabinet 1 in real time and opens and closes the heat dissipation device or the heating device according to the temperature.
The drum tamping bar, the electric welding machine, the manual low-voltage tool, the lighting and other power supply devices used for charging and converting during the covering construction operation are all integrated in the movable protection cabinet 1, the tools can be used only by being connected to the output plug of the corresponding power supply device through an electric wire, and the movable protection cabinet 1 is provided with the vehicle-body type device with the rolling wheels, and can be driven manually or electrically to move the vehicle-body type device. The high-frequency low-voltage conversion module is used for providing a high-frequency low-voltage power supply for the drum tamping rod by adopting a high-frequency power supply technology, so that the drum tamping rod has a better vibration effect, and the quality of coating operation is improved. Meanwhile, safety protection and temperature control measures are adopted to carry out power utilization and use safety protection on the power supply guarantee platform of the embodiment, the safety and reliability of system operation are improved, and the occurrence of casualty accidents caused by electric leakage and electric shock of operators is effectively avoided.
Further, the control module comprises a touch control screen 2, a frequency adjusting screen 3, a monitoring display screen 4, a remote control unit, a main power switch 13, a main power state indicator lamp 14, a plurality of output power switches 15 and output power state indicator lamps 16; the touch control screen 2 comprises a PLC (programmable logic controller) and is used for adjusting and correcting parameters of an output power supply, controlling voltage level and controlling the on-off of the output power supply; the frequency adjusting screen 3 is used for adjusting the frequency of a high-frequency power supply required by the drum pounding rod; the monitoring display screen 4 is used for monitoring and displaying output current, voltage and phase sequence; the remote control unit comprises a remote controller and a wireless control switch, the wireless control switch is arranged on a power distribution switch circuit, and the remote controller is wirelessly connected with the PLC and the wireless control switch and used for controlling the output voltage grade and the on-off of an output power supply.
The operation state of the output power supply of the power supply guarantee platform is monitored in real time, and three modes can be flexibly adopted for controlling the power supply output on-off and voltage level: firstly, the front bin control panel is manually switched on and off through a main power switch and an output power switch; secondly, on-off is carried out by operating the touch control screen; thirdly, remote control on-off is carried out through a remote controller.
Further, the high-frequency low-voltage conversion module comprises a frequency converter 5 and an intermediate-frequency isolation transformer 9 which are connected in a circuit; the frequency converter 5 converts the frequency of the input power supply from 50Hz to 200Hz, and the intermediate frequency isolation transformer 9 converts the voltage of the input power supply from 220V or 380V to three voltages of 42V, 45V or 48V.
The high-frequency low-voltage power supply used in the construction operation of the drum tamping bar is generated by the conversion of the medium-frequency converter and the frequency isolation transformer, and the output voltage is generally between 40V and 50V. Because the distance of the connecting wire between the drum pounding rod and the power supply guarantee platform is different, and the problem of voltage drop exists when the distance is far away, 42V power supply can be output to the drum pounding rod when the distance is near, 45V power supply can be output to the drum pounding rod when the distance is 40-60 meters, 48V power supply can be output to the drum pounding rod when the distance is far away, and the voltage used by the drum pounding rod is ensured to be always in a reasonable range.
Further, the ac-dc conversion module includes an ac-dc power converter 10, and the ac-dc power converter 10 converts an input 220V or 380V ac power into a 24V or 36V dc power.
The 20-40V direct-current power supply generated through conversion of the alternating-current and direct-current power supply converter mainly comprises a manual low-voltage tool which provides a power supply, and mainly comprises a 36V impact electric hammer, a 36V polishing machine, a 36V log saw, a 24V electric hand drill and a 24V electric wrench, wherein the 24V electric hand drill and the 24V electric wrench can also be powered by rechargeable batteries.
Further, the isolation transformer module comprises a plurality of sets of isolation transformers 8, and the isolation transformers 8 output 3 paths of 36V LED lighting spotlight power supplies, 1 path of 220V auxiliary power supplies and 5 sets of 12V or 24V charging power supplies.
In general, the power protection platform of the embodiment uses a 380V input power supply, so that an auxiliary power supply with a 220V transformer output, an LED lighting spotlight power supply, a charging power supply and the like are required to be further developed, the number of the power output circuits is set according to practical applications, for example, 5 groups of LED lighting control circuits can be output, and each covered working surface comprises at least 3 customized 36V LED lighting spotlights.
Further, the electric welding power supply module comprises an inverter direct current welding machine 6, and the welding direct current voltage output by the inverter direct current welding machine 6 is 36V or 42V.
The inverter direct current welding machine is designed into two paths of 36V or 42V direct current voltage outputs according to use requirements, and provides direct current power supplies for two paths of electric welding construction operation.
Further, the safety protection module comprises a leakage protector and a direct current welding machine electric shock prevention protector 7; the leakage protector is arranged on the power distribution switch circuit, and once the circuit leaks electricity, the leakage protector can immediately trip to cut off the power supply; the direct current welding machine electric shock prevention protector 7 is in circuit connection with the inverter direct current welding machine 6, and the direct current welding machine electric shock prevention protector 7 reduces the no-load voltage of the inverter direct current welding machine 6 to below 36V.
In actual use, the no-load voltage of the inverter direct current welding machine can reach 50-90V and exceed the safe voltage of 36V, so that serious accidents of hurting people are easy to happen. In order to prevent the accidents, the no-load voltage of the direct current welding machine is reduced to be within a safe voltage range below 36V by adopting the electric shock prevention protector of the direct current welding machine.
Further, the temperature control module comprises a heater 11, a cooling fan 12 and a temperature sensor which are arranged in the mobile security cabinet 1; a plurality of cooling fans 12 are fixedly arranged on two sides of the movable support cabinet 1 in a penetrating manner; the control module detects the temperature T in the movable security cabinet 1 through a temperature sensor, when the temperature T is smaller than a set lowest temperature threshold, the heater 11 is started to heat, and when the temperature T is larger than a set highest temperature threshold, the cooling fan 12 is started to cool.
Because the covering operation is generally carried out under the field condition, the temperature change of the environment and the altitude all the year round is very large, and the over-high or over-low temperature can cause influence or faults on the power supply guarantee, the temperature control mode is adopted in the embodiment, the temperature in the power supply guarantee platform is controlled within the reasonable application range, the fault of the power supply guarantee platform is prevented, and the efficiency and the quality of the power supply guarantee are improved.
Further, the system also comprises an auxiliary module, a warning device 25, a fire extinguisher 26 and at least 3 LED illuminating spot lights 27 in the construction working face; the alarm 25 is fixed on the top of the movable safety cabinet 1, and the fire extinguisher 26 is fixed outside one side of the movable safety cabinet 1.
Specifically, in the present embodiment, the four small chambers of the front chamber 17 are — a front first chamber 1701, a front second chamber 1702, a front third chamber 1703, and a front fourth chamber 1704; the four small chambers of the rear chamber 18 are a rear first chamber 1801, a rear second chamber 1802, a rear third chamber 1803 and a rear fourth chamber 1804.
A power supply input plug 19 with 1 path of 380V, an auxiliary power supply output plug 20 with 1 path of 220V, a power supply output plug 21 with 3 paths of drum pounding rods, a power supply output plug 22 with 3 paths of low-voltage tools, a power supply output plug 23 with 3 paths of LED lamps, and an electric welding direct-current power supply output plug 24 with 2 paths of positive and negative poles are arranged on the left side of the power supply guarantee platform, and the plugs are connected with related power supply output equipment in the mobile guarantee cabinet 1, so that external power equipment can be conveniently connected and fixed.
The above description is only exemplary of the invention, and any modification, equivalent replacement, and improvement made within the spirit and principle of the invention should fall within the protection scope of the invention.
Claims (8)
1. A low-voltage numerical control power supply guarantee platform for covering operation is characterized in that: the device comprises a control module, a high-frequency low-voltage conversion module, an alternating current-direct current conversion module, an electric welding power supply module, an isolation transformation module, a safety protection module, a temperature control module and a mobile guarantee cabinet (1) loaded with the modules;
the movable support cabinet (1) is divided into a front cabin (17) and a rear cabin (18), wherein the front cabin (17) and the rear cabin (18) are divided into four small cabins for isolating and installing equipment of each module;
the control module is respectively in circuit connection with the high-frequency low-voltage conversion module, the alternating current-direct current conversion module, the electric welding power supply module, the isolation transformation module, the safety protection module and the temperature control module, and is used for parameter adjustment, voltage regulation and control, frequency regulation and power supply on-off control of an output power supply and monitoring and displaying current, voltage and phase sequence;
the high-frequency low-voltage conversion module converts an input power supply from low frequency to high frequency and converts high voltage to low voltage, and provides a high-frequency low-voltage power supply for the drum-pounding rod; the high-frequency low-voltage conversion module comprises a frequency converter (5) and an intermediate-frequency isolation transformer (9) which are connected by a circuit; the frequency converter (5) converts the frequency of an input power supply from 50Hz to 200Hz, and the intermediate frequency isolation transformer (9) converts the voltage of the input power supply from 220V or 380V to 40-50V; the voltage is converted into 40-50V to prevent voltage drop when the drum pounding rod is used;
The alternating current-direct current conversion module converts a high-voltage alternating current power supply into a low-voltage direct current power supply used by a manual low-voltage tool; the electric welding power supply module converts a high-voltage alternating current power supply into a low-voltage direct current power supply for electric welding; the isolation transformation module converts a high-voltage alternating-current power supply into a low-voltage power supply used by the LED lighting spotlight and the charger;
the safety protection module is used for performing electric leakage and electric shock protection on equipment in the mobile security cabinet (1); the temperature control module detects the temperature in the mobile security cabinet (1) in real time and starts and stops the heat dissipation device or the heating device according to the temperature;
the control module comprises a touch control screen (2), a frequency adjusting screen (3), a monitoring display screen (4), a remote control unit, a main power switch (13), a main power state indicator lamp (14), a plurality of output power switches (15) and output power state indicator lamps (16); the touch control screen (2) comprises a PLC (programmable logic controller) and is used for adjusting and correcting parameters of an output power supply, controlling voltage level and controlling the on-off of the output power supply; the frequency adjusting screen (3) is used for adjusting the frequency of a high-frequency power supply required by the drum tamping bar; the monitoring display screen (4) is used for monitoring and displaying output current, voltage and phase sequence; the remote control unit comprises a remote controller and a wireless control switch, the wireless control switch is arranged on a power distribution switch circuit, and the remote controller is wirelessly connected with the PLC and the wireless control switch and is used for controlling the output voltage grade and the on-off of an output power supply; three ways are adopted for controlling the on-off and the voltage grade of the power output: firstly, the front bin control panel is manually switched on and off through a main power switch and an output power switch; secondly, on-off is carried out by operating the touch control screen; thirdly, remote control on-off is carried out through a remote controller.
2. The coating operation low-voltage numerical control power supply guarantee platform as claimed in claim 1, wherein: the alternating current-direct current conversion module comprises an alternating current-direct current power supply converter (10), and the alternating current-direct current power supply converter (10) converts an alternating current power supply with an input voltage of 220V or 380V into a direct current power supply with a voltage of 20-40V.
3. The coating operation low-voltage numerical control power supply guarantee platform as claimed in claim 1, wherein: the isolation transformer module comprises a plurality of groups of isolation transformers (8), and the isolation transformers (8) output at least 3 paths of 36V LED illumination spotlight power supplies, a plurality of paths of 220V auxiliary power supplies and a plurality of groups of 12V or 24V charging power supplies.
4. The coating operation low-voltage numerical control power supply guarantee platform as claimed in claim 1, wherein: the electric welding power supply module comprises an inverter direct current welding machine (6), and the welding direct current voltage output by the inverter direct current welding machine (6) is 36V or 42V.
5. The coating operation low-voltage numerical control power supply guarantee platform as claimed in claim 4, wherein: the safety protection module comprises a leakage protector and a direct current welding machine electric shock prevention protector (7); the leakage protector is arranged on the power distribution switch circuit, and once the circuit leaks electricity, the leakage protector can immediately trip to cut off the power supply; the direct current welding machine electric shock prevention protector (7) is in circuit connection with the inverter direct current welding machine (6), and the direct current welding machine electric shock prevention protector (7) reduces the no-load voltage of the inverter direct current welding machine (6) to be below 36V.
6. The coating operation low-voltage numerical control power supply guarantee platform as claimed in claim 1, wherein: the temperature control module comprises a heater (11), a cooling fan (12) and a temperature sensor which are arranged in the mobile security cabinet (1); a plurality of cooling fans (12) are fixed on two sides of the movable support cabinet (1) in a penetrating way; the control module detects the temperature T in the movable security cabinet (1) through the temperature sensor, when the temperature T is smaller than a set lowest temperature threshold value, the heater (11) is started to heat, and when the temperature T is larger than a set highest temperature threshold value, the cooling fan (12) is started to cool.
7. The low-voltage numerical control power supply guarantee platform for coating operation as claimed in claim 1 or 2, wherein: the direct-current voltage converted and output by the alternating-current and direct-current power supply converter (10) is 24V or 36V.
8. The low-voltage numerical control power supply guarantee platform for coating operation of any one of claims 1 to 6, wherein: the system also comprises an auxiliary module, wherein the auxiliary module comprises an alarm (25), a fire extinguisher (26) and at least 3 LED illuminating spot lamps (27) in the construction working face; the alarm (25) is fixed at the top of the movable support cabinet (1), and the fire extinguisher (26) is fixed outside one side of the movable support cabinet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911029619.4A CN110854732B (en) | 2019-10-28 | 2019-10-28 | Covering operation low-voltage numerical control power supply guarantee platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911029619.4A CN110854732B (en) | 2019-10-28 | 2019-10-28 | Covering operation low-voltage numerical control power supply guarantee platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110854732A CN110854732A (en) | 2020-02-28 |
| CN110854732B true CN110854732B (en) | 2022-02-11 |
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| CN111799665A (en) * | 2020-07-29 | 2020-10-20 | 广东电网有限责任公司 | Mobile moisture-proof power control cabinet |
| CN113644556B (en) * | 2021-07-12 | 2023-08-22 | 中国船舶重工集团公司第七二三研究所 | But remote control takes auxiliary power supply's block terminal |
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| CN2527629Y (en) * | 2002-02-28 | 2002-12-25 | 刘永华 | Concrete vibrator |
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| CN203326384U (en) * | 2013-06-30 | 2013-12-04 | 金川集团股份有限公司 | Field distribution box |
| CN106155148A (en) * | 2016-08-24 | 2016-11-23 | 广西小草信息产业有限责任公司 | A kind of automatization's electrical control cabinet and control method thereof |
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