CN103412534A - RTV coating hydrophobicity detection wireless remote control device based on wireless control technology - Google Patents
RTV coating hydrophobicity detection wireless remote control device based on wireless control technology Download PDFInfo
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Abstract
The invention belongs to the technical field of RTV coating hydrophobicity measurement, and particularly relates to an RTV coating hydrophobicity detection wireless remote control device based on a wireless control technology. According to main device composition and an implement method, an insulating bar is connected at one end of a transmission control part, the insulating bar is provided with a wireless control button, and a camera, an antenna and a shower nozzle are connected at the other end of the transmission control part; a water bottle and a water suction pipe are connected on the lower portion of the transmission control part; the other end of the shower nozzle and the other end of the water suction pipe are both connected with a water pump arranged in the transmission control part. By means of the RTV coating hydrophobicity detection wireless remote control device based on the wireless control technology, RTV coating hydrophobicity wireless distant control can be detected in real time in a wireless mode, a safe insulating distance can be kept between operating personnel and detected objects, and thus RTV coating hydrophobicity electrified detection can be achieved; anti-jamming capability is strong, the device is suitable for complex electromagnetic environment of power transformation equipment, the functions of real-time state monitoring alarm and real-time control are achieved, and a safe and stable operating environment is provided for an RTV coating measuring technology.
Description
Technical field
The invention belongs to RTV coating hydrophobic nature field of measuring technique, particularly a kind of coating of RTV based on wireless control technology hydrophobic nature detects wireless remote controller, and main device forms and implementation method.
Background technology
Along with the fast development of national economy, problem of environmental pollution becomes increasingly conspicuous, and the design of original electrical apparatus external insulation creep distance often can not meet the needs of anti-pollution flashover, the safe and stable operation of this side of body electric system of seriously endangering.Room temperature vulcanized silicone rubber coating (hereinafter to be referred as RTV) has hydrophobic nature, be coated in electric ceramics device external insulation surface, make equipment outer insulation have hydrophobicity performance, can obviously improve the anti-pollution flashover ability of insulator, having non-maintaining excellent properties in the convenience of coating, effective service life, is a kind of long-acting antifouling flush paint.Hydrophobicity performance and hydrophobicity migration performance that the anti-pollution flashover effect of RTV coating is mainly its excellence had.Practice confirms, impact due to factors such as filth, humidity, electric discharges, the hydrophobic nature of operating electrical equipment surface RTV coating can occur to descend and even lose, and hydrophobic nature decline is even lost the anti-soil that will directly affect power transmission and transforming equipment and dodged performance, thus the safe operation of the system of threat.Along with the sharp increase of RTV application of paints scope and consumption, operation of transmission lines and substations operational management personnel are in the urgent need to can accurately judging and be evaluated at method and the instrument of fortune equipment RTV coating operation conditions.Therefore, carry out the exploitation of the research of the charged detection technique of electrical equipment outside surface RTV coating hydrophobic nature and measuring device with electricity significant.
The same with vertical Composite Insulators top layer full skirt, the RTV coating at converting equipment top, filthy area, sunshine area etc. are all large than the part of the full skirt of bottom or coating, its running environment is the most severe; Therefore the RTV coating of the normally whole vertical composite insulator of RTV coating hydrophobic nature at the top of the vertical composite insulator top layer full skirt of top and converting equipment or whole converting equipment worsens the most serious, be also the most representative, usually only need to detect 1-3 full skirt of top; But several full skirts of the top of vertical composite insulator belong to the near-earth side near shaft tower, when detecting its hydrophobic nature, the life safe insulation is apart from naturally being met; And the top RTV coating of converting equipment, often be close to live wire, be under the effect of high-voltage electric field, the measurement operating personnel of hydrophobic nature are brought to serious threat.
Summary of the invention
For above-mentioned problems of the prior art, the invention provides a kind of coating of RTV based on wireless control technology hydrophobic nature and detect wireless remote controller.Purpose is in the process measuring the RTV hydrophobic nature, by the control to the transmission of wireless signals control circuit, realization is during to the RTV Coating measurement of charging operation, operating personnel and tested object keep certain insulation distance, reach band electro-detection measurand, guarantee that operating personnel and detected charging equipment maintain safe insulation distance.
For achieving the above object, the present invention is achieved in that
RTV coating hydrophobic nature based on wireless control technology detects wireless remote controller, is to be connected with insulating bar at an end that transmits control section, and insulating bar is provided with the controlled in wireless button; The other end at the transmission control section is connected with camera, antenna and shower nozzle; Bottom at the transmission control section is connected with water bottle and suction hose; Wherein the other end of shower nozzle and suction hose all is connected with the water pump that transmission arranges in control section.
Described insulating bar is two parts, by the angular setting bolt, is connected between two parts, makes the rear portion of insulating bar can carry out arbitrarily angular setting.
RTV coating hydrophobic nature based on wireless control technology detects wireless remote control method, comprises controller and transmission control section; One tunnel wireless signal transmission, be used to transmitting operating personnel's control command; Another road wireless receiving signal, for being converted to by a distant place control command Transistor-Transistor Logic level that processor can receive;
Wherein: will order by wireless transmitter module and send to wireless receiving module by manually-operated, central processing module is passed through in the order that wireless receiving module will receive, the order that central processing module will receive sends to status lamp optical module and shooting control module and measures execution module, and carry out information calculating and processing, afterwards treated information is sent to the duty display module.
Described wireless transmitter module, the control signal of acquisition operations personnel to switch, through the processing of related circuit, to light signal, the receiving unit outside insulation distance sends telecommand by this signal loading, in order to control necessity operation that hydrophobic nature is measured; 7805 power modules are selected in this loop.
Described wireless receiving module, be to after reception of wireless signals, through the band decoding chip, and output Transistor-Transistor Logic level signal reason, CPU is according to control command for notice, controls electrical water jetting device and camera system and carries out the hydrophobic nature surveying work; Described decoding chip adopts the PT2272 chip.
Described processor module, it is the center that collection, analyses all in system judges, controls function, according to the far-end remote control order, judge whether to start to carry out the surveying work of hydrophobic nature, control accordingly, and certain computing power can be provided, and while normally moving, accept the control signal that operating personnel send, turn-off or connect the working power of water spray motor coil and the working power of camera system;
It is STC12C2051 that described processor is selected model; Other peripheral circuits comprise: reset circuit: MAX708 and peripheral circuit; Real time clock circuit: DS3234 and peripheral circuit (reserve battery CR2016); Expansion SRAM:CY7C1041V33, memory capacity 256k*16bit; IO drives: sn74ls16245.
Described measurement water spray motor control module, it is the order that the receiving processor module is sent, through the position change-over switch, by 0 ohm, 200 ohm, 400 ohm, be serially connected in the water spray motor control loop respectively, realize different control voltage, in order in the hydrophobic nature measuring process, form different water spray pressure and atomizing effect.
Described position change-over switch adopts SOT-143 bigrid N channel depletion type field effect transistor.
Described camera system control module, be that processor module sends instruction when measuring RTV coating hydrophobic nature, the working power of logical camera system, and when surveying work finished, processor module sent control command, closed camera system; It is BT169 that the silicon controlled model is adopted in described loop; Described duty display module, be responsible for the current state information that processor module is sent, and sends to operating personnel with the form of light flash; The loop triode adopts 2N3904.
Advantage of the present invention and beneficial effect are as follows:
Compared with prior art, the present invention can realize that operating personnel pass through wireless mode, detect in real time the wireless remote control of RTV coating hydrophobic nature, microprocessor is accepted the order that the remote operation personnel send, send and control order and control accordingly, keep operating personnel and detected object to keep safe insulation distance, guarantee operating personnel's personal safety, realize band electro-detection RTV coating hydrophobic nature; Antijamming capability is strong, can extensively be suitable for the electromagnetic environment of converting equipment complexity, and the function that can realize that real-time state monitoring is reported to the police and control in real time, for RTV Coating measurement technology provides safety, stable running environment.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail, with purpose, scheme and the effect of further understanding the present invention, but appended graphic and embodiment explanation is not intended to limit protection scope of the present invention.
Fig. 1 is principle of the invention block diagram;
Fig. 2 is the schematic diagram of wireless transmitter module of the present invention;
Fig. 3 is wireless receiving module schematic diagram of the present invention;
Fig. 4 is processor module system chart of the present invention;
Fig. 5 is water spray motor control module circuit in the present invention;
Fig. 6 is camera system control module in the present invention;
Fig. 7 is duty display module in the present invention.
Fig. 8 is structural representation of the present invention.
In figure: controlled in wireless button 1, insulating bar 2, angular setting bolt 3, transmission control section 4, antenna 5, camera 6, shower nozzle 7, water bottle 8, suction hose 9.
Embodiment
As shown in Figure 8, the present invention proposes a kind of coating of RTV based on wireless control technology hydrophobic nature and detect wireless remote controller, for RTV coating hydrophobic nature gauge systems, in the process measuring the RTV hydrophobic nature, by the control to the transmission of wireless signals control circuit, realization is during to the RTV Coating measurement of charging operation, and operating personnel and tested object keep certain insulation distance, reach band electro-detection measurand.
The present invention is connected with insulating bar 2 at an end that transmits control section 4, and insulating bar 2 is provided with controlled in wireless button 1.Described insulating bar 2 is two parts, by angular setting bolt 3, is connected between two parts, makes the rear portion of insulating bar 2 can carry out arbitrarily angular setting.
The other end at transmission control section 4 is connected with camera 6, antenna 5 and shower nozzle 7; Bottom at transmission control section 4 connects water bottle 8 and the suction hose 9 that deionized water is housed.Wherein the other end of shower nozzle 7 and suction hose 9 all is connected with the motor of setting in transmission control section 4.
During concrete operations, operating personnel send telecommand by controlled in wireless button 1, after wireless receiving module in transmission control section 4 is received instruction, output signal is to central processing unit, by central processing unit, send instruction to the electrical water jetting control module, control the action of suction hose 9 water suctions and shower nozzle 7 water sprays, simultaneously, central processing unit sends instruction to the camera system control module, the working power of controlling camera system starts camera work, and the image information of picked-up is carried out image reception, storage and processing by Wireless Data Transmission to external notebook computer.
As shown in Figure 1, the RTV coating hydrophobic nature that the present invention is based on wireless control technology detects wireless remote control method, comprises controller; One tunnel wireless signal transmission, be used to transmitting operating personnel's control command; Another road wireless receiving signal, for being converted to by a distant place control command Transistor-Transistor Logic level that processor can receive.
Specifically comprise: wireless transmitter module, wireless receiving module, processor module, measure the water spray motor control module, camera system control module, duty display module; Wherein: will order by wireless transmitter module and send to wireless receiving module by manually-operated, central processing module is passed through in the order that wireless receiving module will receive, the order that central processing module will receive sends to status lamp optical module and shooting control module and measures execution module, and carry out information calculating and processing, afterwards treated information is sent to the duty display module.
Controller of the present invention comprises with lower module:
(1) wireless transmitter module.
The control signal of acquisition operations personnel to switch, through the processing of related circuit, to light signal, the receiving unit outside insulation distance sends telecommand by this signal loading, in order to control necessity operation that hydrophobic nature is measured.7805 power modules are selected in this loop, and packing forms is TO-220, have current limit is arranged, the protection of overheated, safety operation area.
Performance index are as shown in table 1.
Table 1: wireless transmitter module performance index.
(2) wireless receiving module.
Wireless receiving module to reception of wireless signals after, through the band decoding chip, output Transistor-Transistor Logic level signal reason, CPU is according to control command for notice, controls electrical water jetting device and camera system and carries out the hydrophobic nature surveying work.
Decoding chip adopts PT2272, is characterized in the manufacture of CMOS technique, low-power consumption; External component is few; The RC oscillation resistance; Operating voltage range is wide: 2.6-15V;
Performance index are as shown in table 2.
Table 2, wireless receiving module performance index.
(3) processor module.
It is the center that collection, analyses all in system judges, controls function, according to the far-end remote control order, judge whether to start to carry out the surveying work of hydrophobic nature, control accordingly, and can provide certain computing power, during normal operation, accept the control signal that operating personnel send, turn-off or connect the working power of water spray motor coil and the working power of camera system.
It is STC12C2051 that the type selecting of processor is specifically selected model, and its characteristics are as follows:
A. encryption is strong, without deciphering;
B. at a high speed: 1 clock/machine cycle, the risc type CPU core, speed is than common 8051 fast 12 times;
C. wide voltage: 3.4～5.5V, 2.0～3.8V(STC12LE2052AD series);
D. low power dissipation design: idle pulley, power-down mode (can by external interrupt wakeup);
E. frequency of operation: 0～35MHz, be equivalent to common 8051:0～420MHz;
F. clock: external crystal or inner RC oscillator are optional;
G.512/1K/2K/3K/4K/5K Flash program storage in sheet, erasable number of times is more than 100,000 times;
H.256 byte ram in slice data-carrier store;
I. E2PROM function in chip;
J.ISP/IAP, at system programmable;
K. hardware watchdog (WDT);
L. high speed SPI communication port;
M. advanced RISC Reduced Instruction Set Computer Architecture, 111 powerful instructions of compatible common 8051 instruction set, there are 12 instructions only to need 1 clock just can complete, 4 groups of 88 general purpose working registers of Embedded hardware multiplier and hardware division device (execution speed is 4 clock period) (totally 32 general-purpose registers);
N. operating temperature range: 0-75 ℃/-40-+85 ℃.
Other peripheral circuits comprise:
Reset circuit: MAX708 and peripheral circuit, be used for realizing the reset operation in system power or power-down situation;
Real time clock circuit: DS3234 and peripheral circuit (reserve battery CR2016), for system provides real-time clock;
Expansion SRAM:CY7C1041V33, memory capacity 256k*16bit;
IO drives: sn74ls16245, and for the digital IO driving of exterior I O circuit board.
(4) measure the water spray motor control module:
The order that the receiving processor module is sent, through the position change-over switch, by 0 ohm, 200 ohm, 400 ohm, be serially connected in the water spray motor control loop respectively, realize different control voltage, in order in the hydrophobic nature measuring process, form different water spray pressure and atomizing effect, the position change-over switch adopts SOT-143 bigrid N channel depletion type field effect transistor, and its performance index are as shown in table 3.
Table 3, processor module performance index.
(5) camera system control module.
When measuring RTV coating hydrophobic nature, processor module sends instruction, connects the working power of camera system, and when surveying work finished, processor module sent control command, closed camera system, and it is BT169 that the silicon controlled model is adopted in loop.
Technical parameter is as follows:
Forward current rating: 0.8A;
Control utmost point trigger current: 200mA;
Inverted repeat voltage: 200/400/500/600/800V;
The positive and negative pole tension of peak value grid: 5V;
Peak value grid current: 1A;
Non-repeatability peak value on state current: 8A;
Node point temperature :+125;
Current-rising-rate should be no more than 15 A/ μ s;
(6) duty display module.
The duty display module is responsible for the current state information that processor module is sent, and sends to operating personnel with the form of light flash, and the loop triode adopts 2N3904.
Maximum diffipation power (Pc): 0.31;
Collector--base break down voltage (Ucb): 60;
Collector--emitter voltage breakdown (Uce): 40;
Emitter--base break down voltage (Ueb): 6;
Maximum collector current (Ic max): 0.2A;
Maximum junction temperature (Tj): 135;
Characteristic frequency (ft): 300;
Collector capacitance (Cc), Pf:4;
DC current gain (hFE), min/max:40;
Enlargement factor β=100-400.
Although the present invention discloses as above with preferred embodiment; so it is not in order to limit the present invention; in the situation that do not deviate from this patent spirit and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (10)
1. the RTV coating hydrophobic nature based on wireless control technology detects wireless remote controller, it is characterized in that: the end at transmission control section (4) is connected with insulating bar (2), and insulating bar (2) is provided with controlled in wireless button (1); The other end at transmission control section (4) is connected with camera (6), antenna (5) and shower nozzle (7); Bottom at transmission control section (4) is connected with water bottle (8) and suction hose (9); Wherein the other end of shower nozzle (7) and suction hose (9) all is connected with the water pump of setting in transmission control section (4).
2. the coating of the RTV based on wireless control technology hydrophobic nature according to claim 1 detects wireless remote controller, it is characterized in that: described insulating bar (2) is two parts, between two parts, be connected by angular setting bolt (3), make the rear portion of insulating bar (2) can carry out arbitrarily angular setting.
3. the RTV coating hydrophobic nature based on wireless control technology detects wireless remote control method, it is characterized in that: comprise controller and transmission control section; One tunnel wireless signal transmission, be used to transmitting operating personnel's control command; Another road wireless receiving signal, for being converted to by a distant place control command Transistor-Transistor Logic level that processor can receive;
Transmission control section (4) specifically comprises: wireless transmitter module, and wireless receiving module, CPU module, measure the water spray motor control module, camera system control module, duty display module; Camera (6) is connected with the camera system control module, and antenna (5) is connected with wireless receiving module;
Wherein: will order by wireless transmitter module and send to wireless receiving module by manually-operated, central processing module is passed through in the order that wireless receiving module will receive, the order that central processing module will receive sends to status lamp optical module and shooting control module and measures execution module, and carry out information calculating and processing, afterwards treated information is sent to the duty display module.
4. the coating of the RTV based on wireless control technology hydrophobic nature according to claim 3 detects wireless remote control method, it is characterized in that: described wireless transmitter module, the control signal of acquisition operations personnel to switch, processing through related circuit, this signal loading is arrived to light signal, receiving unit outside insulation distance sends telecommand, in order to control necessity operation that hydrophobic nature is measured; 7805 power modules are selected in this loop.
5. the coating of the RTV based on wireless control technology hydrophobic nature according to claim 3 detects wireless remote control method, it is characterized in that: described wireless receiving module, to after reception of wireless signals, through the band decoding chip, output Transistor-Transistor Logic level signal reason, CPU is according to control command for notice, controls electrical water jetting device and camera system and carries out the hydrophobic nature surveying work; Described decoding chip adopts the PT2272 chip.
6. the coating of the RTV based on wireless control technology hydrophobic nature according to claim 3 detects wireless remote control method, it is characterized in that: described processor module, it is the center that collection, analyses all in system judges, controls function, according to the far-end remote control order, judge whether to start to carry out the surveying work of hydrophobic nature, control accordingly, and can provide certain computing power, during normal operation, accept the control signal that operating personnel send, turn-off or connect the working power of water spray motor coil and the working power of camera system.
7. the coating of the RTV based on wireless control technology hydrophobic nature according to claim 6 detects wireless remote control method, and it is characterized in that: it is STC 12C2051 that described processor is selected model; Other peripheral circuits comprise: reset circuit: MAX708 and peripheral circuit; Real time clock circuit: DS3234 and peripheral circuit (reserve battery CR2016); Expansion SRAM:CY7C1041V33, memory capacity 256k*16bit; IO drives: sn74ls16245.
8. the coating of the RTV based on wireless control technology hydrophobic nature according to claim 3 detects wireless remote control method, it is characterized in that: described measurement water spray motor control module, it is the order that the receiving processor module is sent, through the position change-over switch, by 0 ohm, 200 ohm, 400 ohm, be serially connected in the water spray motor control loop respectively, realize different control voltage, in order in the hydrophobic nature measuring process, form different water spray pressure and atomizing effect.
9. the coating of the RTV based on wireless control technology hydrophobic nature according to claim 8 detects wireless remote control method, it is characterized in that: described position change-over switch adopts SOT-143 bigrid N channel depletion type field effect transistor.
10. the coating of the RTV based on wireless control technology hydrophobic nature according to claim 3 detects wireless remote control method, it is characterized in that: described camera system control module, when measuring RTV coating hydrophobic nature, processor module sends instruction, the working power of logical camera system, when surveying work finished, processor module sent control command, closed camera system;
It is BT169 that the silicon controlled model is adopted in described loop; Described duty display module, be responsible for the current state information that processor module is sent, and sends to operating personnel with the form of light flash; The loop triode adopts 2N3904.
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| CN103674967A (en) * | 2013-12-06 | 2014-03-26 | 国网河南省电力公司商丘供电公司 | Detection system for aging of RTV coating |
| CN104253982A (en) * | 2014-10-20 | 2014-12-31 | 国家电网公司 | Underground observation instrument for cable conduit in power well and application method |
| CN105352854A (en) * | 2015-11-24 | 2016-02-24 | 中国南方电网有限责任公司超高压输电公司广州局 | Unmanned aerial vehicle hydrophobic test platform targeted to insulator |
| CN106153505A (en) * | 2016-08-17 | 2016-11-23 | 国网河南省电力公司濮阳供电公司 | A kind of control circuit automatically detected for Hydrophobicity of Composite Insulator |
| CN107219854A (en) * | 2017-07-19 | 2017-09-29 | 国家电网公司 | A kind of insulator hydrophobicity detection means and method based on unmanned plane |
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Application publication date: 20131127 |