CN2454781Y

CN2454781Y - Temporary ground-wire management device

Info

Publication number: CN2454781Y
Application number: CN 00261673
Authority: CN
Inventors: 丁键
Original assignee: XINGDIAN ENERGY-SAVING TECHNOLOGY DEVELOPMENT Co Ltd BEIJING
Current assignee: XINGDIAN ENERGY-SAVING TECHNOLOGY DEVELOPMENT Co Ltd BEIJING
Priority date: 2000-11-13
Filing date: 2000-11-13
Publication date: 2001-10-17
Anticipated expiration: 2010-11-13

Abstract

The utility model relates to a temporary ground wire managing device which is composed of a ground wire frame, a main controller, a set of monitoring slave machines, a light indicating device and an optical character board. Orderly ground wires arranged in the ground wire frame are connected with the input end of a ground wire state detecting unit of the monitoring slave machines, the output end of an alarm unit circuit of the main controller is connected with the optical character board and the output end of the main controller and the output end of a microprocessor of the monitoring slave machines are connected with the light indicating device and the optical character board. When an electric power system is detected and repaired or the failure is processed, the utility model is used for transmitting the ground wire state signal of a temporary ground wire group connected to shutoff devices by using the carrier wave transmitting mode of a low-voltage power line, and the utility model ultimately displays alarm information or generates alarm sound through the light indicating device and the optical character board.

Description

Spool is managed device provisionally

The utility model relates to a kind of reason of spool provisionally device.

At present, the temporary ground wire group of the decades that electric system is used owing to lack effective monitoring management device, can only be leaned on operating personnel's impression or work on the spot to report and carry out work, has carelessness to cause the accident slightly.The ground wire maloperation not only can cause casualties, device damage, and cause badly damaged can for the safe operation of electrical network.Ground wire is operation power personnel's a lifeline, and its importance is well imagined in operation power, maintenance process.According to area custom and administrative standard, temporary ground wire has several forms such as split and one, it is one of not really strong power equipment of the on-the-spot standard of electrical production, along with power load importance increases, the opertaing device at electrical production scene is also corresponding to be increased, the maintenance task grows proportionately, and the frequency of utilization of ground wire increases.Also and then increase but the thing followed is the switching on earth wire accident, bring serious harm to power grid security.

The purpose of this utility model provides a kind of reason of spool provisionally device, and it cooperates central signal screen light word or light prompt, can exercise monitoring function to temporary ground wire, with comparatively standard and management accurately.

For achieving the above object, the utility model is taked following design proposal: this reason of spool provisionally device, be made up of ground wire frame, control monitoring means and light indicating device and alarm window, described control monitoring means is made of a master controller and one group of monitoring slave;

Master controller comprises: microprocessor, link to each other with microprocessor and be subjected to the drive circuit, alarm unit circuit, carrier module of its control and to the power circuit of each part mentioned above unit power supply; The TXD of this microcontroller circuit links to each other with the RX end with the TX of carrier module with the RXD end, and the P00-P27 end of the circuit of this processor links to each other with the input end of driving circuit;

The monitoring slave comprises: microprocessor links to each other with microprocessor and is subjected to the state of ground wire detecting unit of its control, a carrier module, and the power circuit of powering to above-mentioned each unit; The orderly ground wire of arranging in the ground wire frame is by the input of contact switch ground wire state detection unit, the output terminal of state of ground wire detecting unit links to each other with the P00-P27 input end of microcontroller circuit, the TXD of microcontroller circuit links to each other with the RX end with the TX of carrier module with the RXD end, and the ST of the ALP of microprocessor and RST end and reset circuit links to each other with the RST end;

The alarm unit circuit output of master controller connects alarm window, and master controller, the output of monitoring slave microprocessor connect light indicating device and alarm window

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 forms block scheme for the utility model structure

Fig. 2 is ground wire framed structure synoptic diagram (embodiment 1)

Fig. 3 is ground wire framed structure synoptic diagram (embodiment 2)

Fig. 4 forms block scheme for controller circuitry

Fig. 5 is a controller carrier module telecommunication circuit synoptic diagram

Fig. 6 is the luminous warning circuit principle schematic of controller

Fig. 7 is a controller drives circuit electricity principle schematic

Fig. 8 always schemes for the controller circuitry principle of compositionality

Fig. 9 forms block scheme for monitoring slave circuit

Figure 10 is monitoring slave status testing circuit synoptic diagram

Figure 11 is monitoring slave circuit theory diagrams

As shown in Figure 1, the utility model provisionally spool reason device form by master controller 2 and monitoring slave 3, light indicating device 4 and the alarm window 5 of ground wire frame 1, control monitoring means.

Ground wire frame 1 is to be used for depositing ground wire and the orderly ordered state signal of ground wire is inserted the state of ground wire detecting unit of slave, and its structure can be referring to Fig. 2, Fig. 3, two kinds of box, hook-types is arranged, or adopt other version.

Master controller 2 as shown in Figure 4, comprise: microprocessor 201, link to each other with microprocessor and be subjected to the driving circuit 202, luminous warning circuit 203 of its control and to the power circuit 204 of each part mentioned above unit power supply, also has carrier module 205, power circuit links to each other with microprocessor, the signal end of this microcontroller circuit links to each other with carrier module, and the data P00-P27 end of microprocessor links to each other with the input end of driving circuit;

Fig. 5 is carrier module telecommunication circuit figure, and carrier module 205 utilizes power lead to carry out the signal transmission, and it is produced by forceful electric power subsidiary company of Chengdu section, model KQ-100, and in the transmission range 1KM, frequency range 123KH-132KH, through-put power can reach 1W.The TX of carrier module links to each other with the RXD end with the signal end TXD of microcontroller circuit with the RX end.

Alarm unit circuit 203 mainly contains luminous warning circuit, as shown in Figure 6, is made of resistance R 12, resistance 13, resistance R 15, light emitting diode L16, L17, triode V3 connection, and data line is received the base stage of triode V3 by resistance R 12; The base stage of triode connects+5V voltage by resistance R 13, and its emitter connects+5V voltage, and collector externally connects alarm window by diode and relay ground connection.

Microprocessor 201 (CPU) adopts 8 chip microprocessor ATMEL89C51, and this CPU undertakes the work such as demonstration, alarm and control of reception, transmission data and data processing, data-signal, and prior art repeats no more herein.

The electrical schematic diagram of driving circuit 202 as shown in Figure 7, this driving circuit adopts the ULN2803 chip, data line directly inserts the input end of chip, and by data-signal controlling and driving chip, thereby makes display lamp show reception information.The P00-P27 end of microprocessor links to each other with the input end of driving circuit;

For the prevention and control device crashes, can add a watchdog circuit in the circuit of controller in addition, prior art is not repeated.

Total principle of compositionality figure of above-mentioned controller circuitry sees Fig. 8.

The circuit of monitoring slave 3 is formed referring to Fig. 9, comprising: microprocessor 301 links to each other with microprocessor and is subjected to state of ground wire detecting unit 302, one carrier communication module 303 of its control and the power circuit 304 of powering to above-mentioned each unit; One can add watchdog circuit 305.

State detection unit circuit 302 as shown in figure 10, it is used to detect the state of interim ground wire, it is the input of the orderly ground wire ground wire state detection unit of will arrange in the ground wire frame, the output terminal of state of ground wire detecting unit links to each other with the data P00-P27 input end of microcontroller circuit, and it is directly to be transferred to microprocessor by the high-low level signal that contact switch produces.

Carrier communication module 303 transmits signal between principal and subordinate's machine in the low voltage power line carrier mode equally, and effect and principle are identical with controller, so be not repeated.

Microprocessor 301 (CPU) adopts 8 chip microprocessor ATMEL89C51.This CPU undertakes reception, sends data and status signal detection, and the deal with data of its output can show by light indicating device.

Figure 11 is the electrical schematic diagram of monitoring from the total formation of machine circuit

Light indicating device 4 and alarm window 5 are to be used for showing valid data that drawn by microprocessor processes and the alerting signal of being sent by the controller warning circuit, and prior art is not repeated herein.

The utility model can be main, the device from form, also can be main, many devices from form.

Principle of work of the present utility model is as follows:

After powering on, controller sends request signal by carrier module to the monitoring slave under the control of microprocessor (CPU), after the monitoring slave is received controller signals, monitoring is from machine testing information, then, send back to controller again, after controller receives signal, in CPU, handle, be sent to driving circuit and warning circuit respectively, show monitoring slave signal content, thereby reach the purpose of monitoring state of ground wire.Alerting signal is by light indicating device and alarm window warning message or send alarm sound.

When the utility model is mainly used in electric system maintenance or handling failure, at the interim ground wire group that on converting equipment district power failure equipments, is articulated, by alarm prompt, signal end detect, orderly management, with the safety of protection staff and equipment.It is on the basis of not destroying former ground wire group, adopt the low voltage power line carrier transmission mode, monitoring the state of ground wire signal that slave sends, finally by light indicating device and alarm window warning message or send alarm sound, to point out the duty of interim ground wire equipment to the control operator on duty.In ground wire operating period, the mode of operation of ground wire is under the monitoring of controller all the time, has only when ground wire and removes and put into fully ground wire management frame-saw frame fully, and the alarm signal of this ground wire group just can be removed.

The utility model has the advantage of: can prevent fully owing to the ground wire maloperation thing that causes is neglected in work So, reaching the generation that prevents the switching on earth wire accident, thereby guarantee electric power netting safe running, avoid maloperation Therefore the personal injury that accident causes and tremendous economic loss can bring good social benefit.

Claims

1, a kind of reason of spool provisionally device is made up of ground wire frame, control monitoring means and light indicating device and alarm window, it is characterized in that:

Described control monitoring means is made of a master controller and one group of monitoring slave;

Master controller comprises: microprocessor links to each other with microprocessor and is subjected to the drive circuit, carrier module of its control and to the power circuit of each part mentioned above unit power supply; The signal end TXD of microcontroller circuit links to each other with the RX end with the TX of carrier module with the RXD end, and the P00-P27 end of this microprocessor links to each other with the input end of driving circuit;

The monitoring slave comprises: microprocessor links to each other with microprocessor and is subjected to state of ground wire detecting unit, a carrier module of its control and the power circuit of powering to above-mentioned each unit; The input of the orderly ground wire ground wire state detection unit of arranging in the ground wire frame, the output terminal of state of ground wire detecting unit links to each other with the P00-P27 input end of microcontroller circuit, and the TXD of microcontroller circuit links to each other with the RX end with the TX of carrier module with the RXD end;

The alarm unit circuit output of master controller connects alarm window, and master controller, the output of monitoring slave microprocessor connect light indicating device and alarm window.

2, the reason of spool provisionally device as claimed in claim 1, it is characterized in that: described ground wire frame is case or hook-type structure.