CN104362867A - Wireless remote monitoring rectifier cabinet - Google Patents
Wireless remote monitoring rectifier cabinet Download PDFInfo
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- CN104362867A CN104362867A CN201410689711.4A CN201410689711A CN104362867A CN 104362867 A CN104362867 A CN 104362867A CN 201410689711 A CN201410689711 A CN 201410689711A CN 104362867 A CN104362867 A CN 104362867A
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- rectifier cabinet
- wireless
- trigger impulse
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Abstract
The invention provides a wireless remote monitoring rectifier cabinet. The wireless remote monitoring rectifier cabinet at least comprises a cabinet body and further comprises an air switch, a triggering circuit board, a rectification unit and a heat dissipation copper plate, all of which are installed in the cabinet body from top to bottom in sequence. A controller is installed in the cabinet body. The rectification unit is provided with a voltage sensor and a current sensor which are connected with the rectification unit and the controller. The controller is internally provided with a wireless data communication module. Collected current and voltage signals are converted into wireless signals, and the cabinet is externally provided with a mobile terminal device used for receiving the wireless signals. A triggering pulse forming circuit is composed of two or more triggering pulse forming modules independent from one another. Each triggering pulse forming module comprises a photoelectric coupler, a field-effect tube amplification circuit and a pulse transformer. According to the rectifier cabinet, data can be stably transmitted from the working site to a remote monitoring device, the running stability and safety performance of the rectifier cabinet are good, operation is easy, the heat dissipation efficiency is high, and maintaining is easy.
Description
Technical field
The present invention relates to a kind of rectifier cabinet, be specifically related to a kind of wireless remote monitering rectifier cabinet, belong to electric and electronic technical field.
Background technology
Rectifying installation is that alternating current is converted to galvanic device, can be used for electric supply installation and the detecting wireless signal of telecommunication etc., in the equipment of the direct access user of direct current that rectifier cabinet exports, often relatedly when rectifier breaks down affect power consumption equipment, damage is caused to power consumption equipment.In traditional rectifying installation monitoring environment, be that monitor staff monitors to device context substantially, because site environment is more complicated, and carry out the workplace limited area of rectification, the inconvenience that user monitors at the scene also manifests day by day.
Rectifier cabinet produces large calorimetric in rectification work, if heat can not get rid of the rectification effect that can affect rectifier cabinet in time even damage rectifier cabinet, existing rectifier cabinet directly offers the mouth of a river on heat radiation bronze medal, in the mouth of a river, pass into cooling water lower the temperature, this kind of radiating mode is because cold water is directly through heat radiation bronze medal, therefore good heat dissipation effect, but due to the material of bronze medal of dispelling the heat be metal, heat radiation bronze medal is bored a hole wastes time and energy.
The Starting mode of existing rectifier cabinet mostly is and starts instantaneously, namely in circuits for triggering plate restriction circuit, the capacitance of electric capacity is too small, be generally 10 below μ F, therefore circuits for triggering plate can reach stop voltage value in 1 second, rectifier cabinet can start, the electric current of power consumption equipment sharply increases at short notice, and instantaneous pressure easily damages power consumption equipment, causes production or security incident.
Summary of the invention
The object of the invention is to solve the deficiencies in the prior art and a kind of wireless remote monitering rectifier cabinet is provided, utilize GPRS wireless communication mode to transmit data, realize the stable transmission of rectifier cabinet service data from working site to remote supervisory and control(ling) equipment.
Realizing the technical scheme that the object of the invention adopts is, a kind of wireless remote monitering rectifier cabinet, at least comprise cabinet and be arranged on air switch in cabinet successively from top to bottom, circuits for triggering plate, rectification unit and heat radiation bronze medal, described circuits for triggering plate comprises signal of telecommunication regulating circuit, trigger impulse forms circuit, overcurrent/overvoltage crowbar and the single-chip microcomputer for being connected each circuit, restriction circuit is provided with in signal of telecommunication regulating circuit, in cabinet, controller is installed, rectification unit is provided with voltage sensor and current sensor, the input of voltage sensor and current sensor is electrically connected with the output of rectification unit, output is electrically connected with the signal input interface of controller, the built-in wireless data communication module of controller, for the electric current of voltage sensor and current sensor collection and voltage signal are converted to wireless signal, mobile terminal device is provided with outside cabinet, for the wireless signal that receiving radio data communication module is launched, described trigger impulse forms circuit and forms module composition by more than 2 separate trigger impulses, the signal input part of each trigger impulse formation module all connects the P0 interface of single-chip microcomputer, described trigger impulse formation module comprises the photoelectrical coupler for generation of trigger impulse, for amplifying the field effect transistor amplification circuit of trigger impulse, with the pulse transformer realizing pulse output, the input of photoelectrical coupler connects single-chip microcomputer, output connects the grid of field effect transistor and one end of pulse transformer primary side, the other end of pulse transformer primary side connects the drain electrode of field effect transistor, the output of pulse transformer exports trigger impulse, circuit of testing the phase sequence module is provided with, P1.4 ~ P1.7 port of circuit of testing the phase sequence model calling single-chip microcomputer in circuits for triggering plate, in described restriction circuit, the capacitance of electric capacity is 200 ~ 1000 μ F.
Described trigger impulse forms module and is provided with 6, connects P0.0 ~ P0.5 port of single-chip microcomputer successively.
Described heat radiation bronze medal is provided with radiating tube, and radiating tube is coiled pipe, radiating tube to be fixed on heat radiation bronze medal and with heat radiation bronze medal close contact, radiating tube is through cabinet, and its water inlet and delivery port are all positioned at outside cabinet.
The cross section of described radiating tube is rectangle, and the long limit of radiating tube contacts with heat radiation bronze medal.
Described controller is the PLC of built-in extension module, and wireless data communication module is the GRPS wireless data communication module in PLC.
Described circuits for triggering plate is provided with the adjusting knob mutually switched for carrying out manual switchover, current stabilization and voltage stabilizing function, and adjusting knob is electrically connected with single-chip microcomputer.
The operation principle of this rectifier cabinet is: circuits for triggering plate produces trigger impulse, thyristor in trigger pulse triggers rectification unit, rectification is carried out after turn on thyristors, the voltage and current parameter of rectifier cabinet is sent to PLC by the voltage sensor in rectification unit and current sensor, send data in GRPS wireless data communication module after PLC image data, voltage and current Parameter Switch is wireless signal and sends by GRPS wireless data communication module, the mobile terminal device be positioned at outside rectifier cabinet receives wireless signal, mobile terminal device can be placed in special Control Room, staff is facilitated to carry out remote real-time monitoring to the working condition of rectifier cabinet.
Preset circuit of testing the phase sequence module in the circuits for triggering plate of this rectifier cabinet, does not therefore need extra detection device for phase sequence to carry out phase sequence identification, can directly debug at the scene, simple to operate; It is separate that each trigger impulse in circuits for triggering plate forms module, each trigger impulse forms module and produces independently pulse, can determine that trigger impulse forms the quantity of module according to actual needs, or trigger impulse is formed module chip, use flexibly, and each trigger impulse formation circuit can not influence each other, when one of them trigger impulse formation module breaks down, other trigger impulses form module and still can normally work, and increase the safety and stability that sorting cabinet runs; The capacitance limiting circuit in circuits for triggering plate is increased to 200 ~ 1000 μ F by 10 μ F; the start-up time of rectifier cabinet was promoted to 3 ~ 13 seconds within 1 second; realize rectifier cabinet soft start, this Starting mode can protect the safety of power consumption equipment, the possibility broken down when reducing device start.
Serpentine fin pipe installed by the heat radiation bronze medal of rectifier cabinet, the cross section of radiating tube is rectangle, the long limit of radiating tube contacts with heat radiation bronze medal, can lower the temperature to heat radiation bronze medal directly to passing in serpentine fin pipe cold water, do not need to offer the mouth of a river on bronze medal, save the I&M cost of rectifier cabinet, good heat dissipation effect.
Compared with prior art, rectifier cabinet provided by the invention, realize the stable transmission of rectifier cabinet service data from working site to remote supervisory and control(ling) equipment, this rectifier cabinet is simple to operate, the operation stability of equipment and security performance good, good heat dissipation effect and for ease of maintenaince.
Accompanying drawing explanation
Fig. 1 is the structural representation of rectifier cabinet provided by the invention.
Fig. 2 is the circuit block diagram of circuits for triggering plate.
Fig. 3 is the circuit diagram that trigger impulse forms circuit.
Fig. 4 is the workflow diagram of rectifier cabinet.
Wherein, 1-cabinet, 2-air switch; 3-voltage sensor, 4-radiating tube, 5-controller; 6-control panel; 7-circuits for triggering plate, 71-signal of telecommunication regulating circuit, 72-trigger impulse forms circuit; 721-trigger impulse forms module; 7211-photoelectrical coupler, 7212-field effect transistor amplification circuit, 7213-pulse transformer; 73-overcurrent/overvoltage crowbar; 74-circuit of testing the phase sequence module, 75-single-chip microcomputer, 8-rectification unit; 9-current sensor; 10-dispels the heat bronze medal, 11-cabinet door, 12-mobile terminal device.
Embodiment
Below in conjunction with drawings and Examples, the present invention is illustrated in detail.
Wireless remote monitering rectifier cabinet provided by the invention, as depicted in figs. 1 and 2, from top to bottom air switch 2 is installed successively in cabinet 1, circuits for triggering plate 7, rectification unit 8, heat radiation bronze medal 10 and controller 5, controller is the PLC of built-in extension module, preferred PLC S7-200, the first half of one of them vertical side of cabinet is control panel 6, the latter half is cabinet door 11, cabinet door 11 is installed and maintenance for equipment, heat radiation bronze medal is provided with radiating tube 4, radiating tube is coiled pipe, radiating tube to be fixed on heat radiation bronze medal and with heat radiation bronze medal close contact, radiating tube is through cabinet, its water inlet and delivery port are all positioned at outside cabinet, the cross section of described radiating tube is rectangle, the long limit of radiating tube contacts with heat radiation bronze medal, described circuits for triggering plate comprises signal of telecommunication regulating circuit 71, trigger impulse forms circuit 72, overcurrent/overvoltage crowbar 73, circuit of testing the phase sequence module 74 and the single-chip microcomputer 75 for being connected each circuit, circuits for triggering plate is provided with the adjusting knob mutually switched for carrying out manual switchover, current stabilization and voltage stabilizing function, adjusting knob is electrically connected with single-chip microcomputer, P1.4 ~ P1.7 port of circuit of testing the phase sequence model calling single-chip microcomputer, be provided with restriction circuit in signal of telecommunication regulating circuit, the capacitance limiting circuit capacitance is 200 ~ 1000 μ F, rectification unit is provided with voltage sensor 3 and current sensor 9, the input of voltage sensor and current sensor is electrically connected with the output of rectification unit, output is electrically connected with the signal input interface of controller, the built-in wireless data communication module of controller PLC, wireless data communication module is the GRPS wireless data communication module MD720-3 in PLC S7-200, for the electric current of voltage sensor and current sensor collection and voltage signal are converted to wireless signal, mobile terminal device 12 is provided with outside cabinet, for the wireless signal that receiving radio data communication module is launched, described trigger impulse forms circuit 72 and forms module 721 by 6 separate trigger impulses and form, the signal input part of each trigger impulse formation module connects P0.0 ~ P0.5 port of single-chip microcomputer successively, trigger impulse forms the circuit diagram of module as shown in Figure 3, comprise the photoelectrical coupler 7211 for generation of trigger impulse, for amplifying the field effect transistor amplification circuit 7212 of trigger impulse, with the pulse transformer 7213 realizing impulsive quarantine and output, the input of photoelectrical coupler connects single-chip microcomputer, output connects the grid of field effect transistor and one end of pulse transformer primary side, the other end of pulse transformer primary side connects the drain electrode of field effect transistor, the output of pulse transformer exports trigger impulse.
As shown in Figure 4, the operation principle of this rectifier cabinet is: after device power supply (DPS) is connected, toggle switch, circuits for triggering plate produces trigger impulse, thyristor rectifier bridge in trigger pulse triggers rectification unit, rectification is carried out after turn on thyristors, the voltage and current parameter of rectifier cabinet is sent to PLC S7-200 by the voltage sensor that its load connects and current sensor, PLCS7-200 is through process, the signal of telecommunication regulating circuit of signal feedback to trigger board is regulated, meanwhile, send data in GRPS wireless data communication module after PLCS7-200 image data, voltage and current Parameter Switch is wireless signal and is passed to Ethernet switch by GRPS wireless data communication module, Ethernet switch sends wireless signal, the mobile terminal device be positioned at outside rectifier cabinet receives wireless signal, and watch-dog running status, and by wireless telecommunications manipulation PLC S7-200, and then manipulation rectifier cabinet, mobile terminal device can be placed in special Control Room, staff is facilitated to carry out remote real-time monitoring to the working condition of rectifier cabinet.
Claims (6)
1. a wireless remote monitering rectifier cabinet, at least comprise cabinet and be arranged on air switch in cabinet successively from top to bottom, circuits for triggering plate, rectification unit and heat radiation bronze medal, described circuits for triggering plate comprises signal of telecommunication regulating circuit, trigger impulse forms circuit, overcurrent/overvoltage crowbar and the single-chip microcomputer for being connected each circuit, restriction circuit is provided with in signal of telecommunication regulating circuit, it is characterized in that: in cabinet, controller is installed, rectification unit is provided with voltage sensor and current sensor, the input of voltage sensor and current sensor is electrically connected with the output of rectification unit, output is electrically connected with the signal input interface of controller, the built-in wireless data communication module of controller, for the electric current of voltage sensor and current sensor collection and voltage signal are converted to wireless signal, mobile terminal device is provided with outside cabinet, for the wireless signal that receiving radio data communication module is launched, described trigger impulse forms circuit and forms module composition by more than 2 separate trigger impulses, the signal input part of each trigger impulse formation module all connects the P0 interface of single-chip microcomputer, described trigger impulse formation module comprises the photoelectrical coupler for generation of trigger impulse, for amplifying the field effect transistor amplification circuit of trigger impulse, with the pulse transformer realizing pulse output, the input of photoelectrical coupler connects single-chip microcomputer, output connects the grid of field effect transistor and one end of pulse transformer primary side, the other end of pulse transformer primary side connects the drain electrode of field effect transistor, the output of pulse transformer exports trigger impulse, circuit of testing the phase sequence module is provided with, P1.4 ~ P1.7 port of circuit of testing the phase sequence model calling single-chip microcomputer in circuits for triggering plate, in described restriction circuit, the capacitance of electric capacity is 200 ~ 1000 μ F.
2. wireless remote monitering rectifier cabinet according to claim 1, is characterized in that: described trigger impulse forms module and is provided with 6, connects P0.0 ~ P0.5 port of single-chip microcomputer successively.
3. wireless remote monitering rectifier cabinet according to claim 1, it is characterized in that: described heat radiation bronze medal is provided with radiating tube, radiating tube is coiled pipe, radiating tube to be fixed on heat radiation bronze medal and with heat radiation bronze medal close contact, radiating tube is through cabinet, and its water inlet and delivery port are all positioned at outside cabinet.
4. wireless remote monitering rectifier cabinet according to claim 3, is characterized in that: the cross section of described radiating tube is rectangle, and the long limit of radiating tube contacts with heat radiation bronze medal.
5. wireless remote monitering rectifier cabinet according to claim 1, is characterized in that: described controller is the PLC of built-in extension module, and wireless data communication module is the GRPS wireless data communication module in PLC.
6. wireless remote monitering rectifier cabinet according to claim 1, is characterized in that: described circuits for triggering plate is provided with the adjusting knob mutually switched for carrying out manual switchover, current stabilization and voltage stabilizing function, and adjusting knob is electrically connected with single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410689711.4A CN104362867A (en) | 2014-11-25 | 2014-11-25 | Wireless remote monitoring rectifier cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410689711.4A CN104362867A (en) | 2014-11-25 | 2014-11-25 | Wireless remote monitoring rectifier cabinet |
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| Publication Number | Publication Date |
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| CN104362867A true CN104362867A (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410689711.4A Pending CN104362867A (en) | 2014-11-25 | 2014-11-25 | Wireless remote monitoring rectifier cabinet |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291297A (en) * | 2016-10-31 | 2017-01-04 | 皮普军 | A kind of remote high-voltage test cabinet controlled based on Internet of Things |
| CN106981829A (en) * | 2017-05-24 | 2017-07-25 | 梁溪区旭中通用机械设计工作室 | A kind of automaton of distribution box |
| CN111768951A (en) * | 2020-07-10 | 2020-10-13 | 吴娟 | Transformer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201430362Y (en) * | 2009-06-24 | 2010-03-24 | 云南通变电器有限公司 | GPRS-based intelligent box-type substation |
| CN201674454U (en) * | 2010-06-11 | 2010-12-15 | 中国石油集团川庆钻探工程有限公司 | Dry-type rectifying control cabinet of electromagnetic eddy brake |
| CN202111674U (en) * | 2011-06-14 | 2012-01-11 | 株洲科瑞变流电气有限公司 | PWM signal driving device |
| CN103742458A (en) * | 2013-12-20 | 2014-04-23 | 广西南宁德通网络有限公司 | Oil tank for screw type heat dissipating pipe |
-
2014
- 2014-11-25 CN CN201410689711.4A patent/CN104362867A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201430362Y (en) * | 2009-06-24 | 2010-03-24 | 云南通变电器有限公司 | GPRS-based intelligent box-type substation |
| CN201674454U (en) * | 2010-06-11 | 2010-12-15 | 中国石油集团川庆钻探工程有限公司 | Dry-type rectifying control cabinet of electromagnetic eddy brake |
| CN202111674U (en) * | 2011-06-14 | 2012-01-11 | 株洲科瑞变流电气有限公司 | PWM signal driving device |
| CN103742458A (en) * | 2013-12-20 | 2014-04-23 | 广西南宁德通网络有限公司 | Oil tank for screw type heat dissipating pipe |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291297A (en) * | 2016-10-31 | 2017-01-04 | 皮普军 | A kind of remote high-voltage test cabinet controlled based on Internet of Things |
| CN106981829A (en) * | 2017-05-24 | 2017-07-25 | 梁溪区旭中通用机械设计工作室 | A kind of automaton of distribution box |
| CN111768951A (en) * | 2020-07-10 | 2020-10-13 | 吴娟 | Transformer |
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Application publication date: 20150218 |
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