CN201393006Y - Wireless panel type fault indication device - Google Patents
Wireless panel type fault indication device Download PDFInfo
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- CN201393006Y CN201393006Y CN200920106908U CN200920106908U CN201393006Y CN 201393006 Y CN201393006 Y CN 201393006Y CN 200920106908 U CN200920106908 U CN 200920106908U CN 200920106908 U CN200920106908 U CN 200920106908U CN 201393006 Y CN201393006 Y CN 201393006Y
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Abstract
An embodiment of the utility model provides a wireless panel type fault indication device, which belongs to the field of detecting indication equipment. The fault indication device comprises at least one group of fault indicators and at least one panel receiving device, the group of fault indicators comprises a plurality of fault indicators, each fault indicator is equipped with a wireless module and is wirelessly communicated with the panel receiving device through the respective wireless module, and the fault indicators are all used for detecting fault of distribution circuits and transmit obtained fault information to the panel receiving device via the respective wireless modules. The panel receiving device is equipped with a wireless module, is wirelessly communicated with the fault indicators through the wireless module and used for receiving fault information sent by the fault indicators through the wireless module and displaying corresponding fault types according to the fault information. The fault indication device is fine in stability, and does not affect normal operation of the distribution circuit when mounting.
Description
Technical field
The utility model relates to detection indicating equipment field, relates in particular to a kind of wireless type panel type accident indicator that is used in the power supply distribution line.
Background technology
Feeder pillar, equipment such as ring main unit are the corollary equipments that is used for urban distribution network system distribution line, be applicable to equipment short circuits such as ring main unit in the market, the product of Earth Fault Detection is mainly based on the panel type accident indicator, these traditional panel type accident indicators mainly comprise: fault detector (or transducer) and panel receiving system, wherein, fault detector can detect the fault of service cable circuit (as short trouble, earth fault), short trouble and earth fault that this faulty indication implement body detects the service cable circuit by the short trouble indicating device that is provided with and earth-fault indicator, and fault message is transferred to the panel receiving system, after the panel receiving system is received fault message, carry out corresponding failure and show.After distribution line broke down, the tour personnel can determine the track section that breaks down rapidly and find out the fault point by the fault display device on the accident indicator panel, make things convenient for trouble shoot, have improved operating efficiency.Therefore the panel type accident indicator is used widely.
In domestic, external at present panel type accident indicator or the similar fault detector product, the signal transmission form of faulty indication product and panel receiving system mainly is divided into lead transmission and Optical Fiber Transmission, lead is transmitted in the hidden danger that exists electrical safety performance to descend under the harsh weather, and transmission information is subject to disturb; Though Optical Fiber Transmission long transmission distance but under high temperature and equipment corona discharge, exist optical fiber impaired easily, aging, and all there is the defective that influences transmission range after impaired or aging.These shortcomings not only cause adverse effect to the life-span of existing panel type accident indicator, and also remote-effects the reliability of distribution line of power supply.And adopt the panel type accident indicator of above-mentioned two kinds of transmission meanss, need wiring between the counter plate receiving system and fault detector under the power failure condition at the scene during installation, so also influenced the normal operation of distribution line.
The utility model content
Based on above-mentioned existing in prior technology problem, the utility model execution mode provides a kind of wireless type panel type accident indicator, can solve the problem that influences the normal operation of distribution line when existing panel type accident indicator exists poor stability and installation.
The purpose of this utility model is achieved through the following technical solutions:
The utility model embodiment provides a kind of wireless type panel type accident indicator, comprising:
At least one group of fault detector and at least one panel receiving system;
Described one group of fault detector, comprise a plurality of fault detectors, each fault detector is equipped with wireless module, each fault detector passes through wireless module and described panel receiving system radio communication separately, each fault detector all is used to detect the fault of distribution line, and the fault message that obtains is sent to described panel receiving system through separately wireless module;
Described panel receiving system, be provided with wireless module, by described wireless module and each fault detector radio communication, be used for receiving the fault message that each fault detector sends, and corresponding fault type shown accordingly according to fault message by wireless module.
The technical scheme that is provided by above-mentioned the utility model execution mode as can be seen, in the utility model execution mode by in each fault detector of one group of fault detector, wireless module being set all, and wireless module is set also in the panel receiving system, make each fault detector all can and the panel receiving system between carry out radio communication, send the detected fault message of each fault detector with wireless mode, avoided adopting in the existing panel type accident indicator wired mode transmission fault information, the problem of the panel type accident indicator poor stability that transmission line failure causes, the wireless type panel type accident indicator of the utility model embodiment when mounted simultaneously, under the normal operation that does not influence distribution line, can make that radio communication is connected between fault detector and the panel receiving system, finish installation, and really realized the electric insulation between fault detector and the panel receiving system accident indicator.
Description of drawings
The structured flowchart of the wireless type panel type accident indicator that Fig. 1 provides for the utility model embodiment;
The structured flowchart of one group of fault detector of the accident indicator that Fig. 2 provides for the utility model embodiment;
The structured flowchart of the short trouble indicating device of the fault detector that Fig. 3 provides for the utility model embodiment;
The structured flowchart of the earth-fault indicator of the fault detector that Fig. 4 provides for the utility model embodiment.
The structured flowchart of the panel receiving system of the accident indicator that Fig. 5 provides for the utility model embodiment;
The schematic diagram of the fault display device that the corresponding four groups of fault detectors of a panel receiving system that Fig. 6 provides for the utility model embodiment constitute;
The schematic diagram of the corresponding four groups of fault detectors of four panel receiving systems that Fig. 7 provides for the utility model embodiment;
The optical fiber splice structural representation of the wireless type panel type accident indicator that Fig. 8 provides for the utility model embodiment.
Embodiment
For ease of the understanding to the utility model execution mode, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Embodiment one
Present embodiment one provides a kind of wireless type panel type accident indicator, is used on the distribution line, and the fault of distribution line is detected and shows that as shown in Figure 1, this accident indicator specifically comprises:
At least one group of fault detector 1 and at least one panel receiving system 2, wherein, one group of fault detector, comprise a plurality of fault detectors 1,2,3 and 4, each fault detector 1,2,3 and 4 is provided with wireless module 11,21,31 and 41 respectively, the wireless module 11,21,31 and 41 and panel receiving system radio communication of each fault detector 1,2,3 and 4 by separately, each fault detector all is used to detect the fault of distribution line, and the fault message that obtains is sent to the panel receiving system through separately wireless module;
And the panel receiving system also is provided with wireless module, by wireless module and each the fault detector radio communication that is provided with, be used for receiving the fault message that each fault detector sends, and corresponding fault type shown accordingly according to fault message by wireless module.
During use, above-mentioned one group of fault detector detects the fault (as: short trouble and earth fault) of distribution line, and obtain fault message and send to the panel receiving system by wireless module, the panel receiving system receives the fault message that fault detector sends by the wireless module that is provided with, and shows accordingly according to the corresponding fault type of the fault message of receiving.
As shown in Figure 2, the fault detector in the above-mentioned accident indicator further comprises:
101,201,301 and earth-fault indicators 401 of three short trouble indicating devices, wherein, be equipped with wireless module 111,211 and 311 in each short trouble indicating device 101,201,301, three short trouble indicating devices 101,201,301 are used for detecting the short trouble of A, B, C three-phase distribution circuit respectively, and the short trouble information obtained is carried out wireless transmission through wireless module 111,211,311 to the panel receiving system;
An earth-fault indicator 401 also is provided with a wireless module 411, and this earth-fault indicator 401 is used for detecting the earth fault of distribution line, and the earth fault information of obtaining is carried out wireless transmission through wireless module 411 to the panel receiving system.
The fault detector of this structure can be corresponding to A, B, the C three-phase line of distribution line, make a short trouble indicating device is set on the phase circuit, can better monitor the short trouble of distribution line, and the short trouble signal on every road is sent separately by the wireless module that is connected with each short trouble indicating device, the information that guaranteed sends accuracy.
As shown in Figure 3, the short trouble indicating device of above-mentioned fault detector specifically comprises:
Heavy current impact detection module, circuit operation detection module, power supply, low voltage detecting module and short-circuit detecting main control module;
Wherein, the heavy current impact detection module is connected with the short-circuit detecting main control module, when being used to detect distribution line and the big electric current of threshold value occurring surpassing, sends short-circuit signal to the short-circuit detecting main control module;
Circuit operation detection module is connected with the short-circuit detecting main control module, be used for receiving whether detect distribution line under the short-circuit detecting master control module controls of short-circuit signal normally moves, judge that circuit is in switching state or tripped condition, if the undesired short trouble signal that then sends definite short circuit generation to the short-circuit detecting main control module;
Power supply is connected with the short-circuit detecting main control module, is used to each parts power supply;
Low voltage detecting module is connected with the short-circuit detecting main control module with power supply respectively, is used for sending short-circuit detecting power supply low-voltage alarm signal to described short-circuit detecting main control module when the detection power source voltage is lower than the threshold value of setting;
The short-circuit detecting main control module is connected with each parts respectively, and is connected with wireless module, be used for according to the short trouble signal received, with short trouble information through wireless module to panel receiving system wireless transmission; Or according to the short-circuit detecting power supply low-voltage alarm signal of receiving, with short-circuit detecting power supply low-voltage warning message through wireless module to described panel receiving system wireless transmission.
As shown in Figure 3, above-mentioned short trouble indicating device can also be provided with short trouble optic module and/or short trouble display unit, the short trouble optic module is connected with the short-circuit detecting main control unit, the short trouble fiber interface module is provided with the short trouble optical fiber interface, and the short trouble display unit also is connected with the short-circuit detecting main control unit.
Wherein, the short trouble optic module is used to connect the optical fiber that transmits short trouble information to the panel receiving system, and with the short trouble information translation that the short-circuit detecting main control unit transmits become short trouble information light signal after optical fiber send to described panel receiving system, fault detector can be communicated by letter with the panel receiving system by optical fiber, short trouble information is sent to the panel receiving system through optical fiber passes.The short trouble display unit then is used under the control of short-circuit detecting main control unit short trouble being shown accordingly, can realizes the local Presentation Function of fault detector to short trouble.
As shown in Figure 3, above-mentioned short trouble indicating device can also be provided with reset switch, code switch reset time (4BIT toggle switch) and geocoding UART interface, wherein, reset switch is connected with the short trouble main control module of this short trouble indicating device, is used for the short trouble unit is carried out the hand-reset operation; Reset time, code switch also was connected with the short trouble main control module of this short trouble indicating device, was used for be provided with the reset time of short trouble unit; And geocoding UART interface also is connected with the short trouble main control module, be used for being encoded in the address of short trouble indicating device by this interface, the panel receiving system make each short trouble indicating device that a unique address code be arranged, so that can communicate according to address code and short trouble indicating device.
As shown in Figure 4, the earth-fault indicator in the above-mentioned fault detector further comprises:
Ground connection detection module, power supply, low voltage detecting module and ground connection are detected main control module, wherein, ground connection detection module and ground connection are detected main control module, the zero-sequence current value that is used for detection distribution line in the detection time of setting is all then determined distribution line generation earth fault greater than the threshold value of setting, and sends the earth fault signal to ground connection detection main control module;
Power supply detects main control module with ground connection and is connected, and is used to each parts power supply;
Low voltage detecting module detects main control module with power supply and ground connection respectively and is connected, and is used for detecting main control module to ground connection when the detection power source voltage is lower than the threshold value of setting and sends ground connection detection power supply low-voltage alarm signal;
Ground connection is detected main control module and is connected with each parts respectively, and is connected with wireless module, is used for the earth fault signal that basis is received, with earth fault information through wireless module to panel receiving system wireless transmission; Or detect power supply low-voltage alarm signal according to the ground connection of receiving detection, with ground connection detect power supply low-voltage warning message through described wireless module to described panel receiving system wireless transmission.
As shown in Figure 4, above-mentioned earth-fault indicator can also be provided with earth fault optic module and/or earth fault display unit, the earth fault optic module detects main control unit with ground connection and is connected, the earth fault optic module is provided with the earth fault optical fiber interface, and the earth fault display unit also detects main control unit with ground connection and is connected.
Wherein, the earth fault optic module is used to connect the optical fiber that transmits earth fault information to the panel receiving system, and ground connection is detected the earth fault information translation that main control unit transmits become the light signal of earth fault information after optical fiber transmits to the panel receiving system, make fault detector transmit earth fault information to the panel receiving system by optical fiber.The earth fault display unit then is used under the control of ground connection detection main control unit earth fault being shown accordingly, can realizes the local Presentation Function of fault detector to earth fault.
As shown in Figure 4, above-mentioned earth-fault indicator can also be provided with reset switch, code switch reset time (4BIT toggle switch) and geocoding UART interface, wherein, reset switch is connected with the earth fault main control module of this earth-fault indicator, is used for the earth fault unit is carried out the hand-reset operation; Reset time, code switch was connected with the earth fault main control module, was used for be provided with the reset time of earth fault unit; And geocoding UART interface also is connected with the short trouble main control module, be used for being encoded in the address of earth-fault indicator by this interface, make each earth-fault indicator that a unique address code be arranged, so that the panel receiving system communicates according to address code and earth-fault indicator.
As shown in Figure 5, the panel receiving system of above-mentioned accident indicator specifically comprises:
Wireless module, panel display unit, panel main control unit, power supply and low voltage detecting module;
Wherein, wireless module is connected with the panel main control unit, is used to receive the fault message that fault detector sends by wireless mode, and is sent to the panel main control unit;
The panel display unit is connected with the panel main control unit, is used for fault message that the counter plate main control unit receives and carries out corresponding fault and show;
Power supply is connected with the panel main control unit, is used to each parts power supply;
Low voltage detecting module is connected with the panel main control unit with power supply respectively, is used for sending panel power supply low-voltage alarm signal to described panel main control unit when the detection power source voltage is lower than the threshold value of setting;
The panel main control unit is connected with each parts respectively, is used to collect the fault message of the fault detector wireless transmission that wireless module receives, and carries out corresponding fault according to fault message control panel display unit and show; Or carry out corresponding power alarm according to panel power supply low-voltage alarm signal control panel display unit and show.
As shown in Figure 5, above-mentioned panel receiving system can also be provided with short trouble and receive optic module and/or earth fault reception optic module, short trouble receives optic module and is connected with the panel main control unit, short trouble receives optic module and is provided with optical fiber interface, the earth fault optic module also is connected with the panel main control unit, also is provided with optical fiber interface on the earth fault optic module.
Wherein, short trouble receives optic module and is used to connect the optical fiber that transmits short trouble information from the short trouble indicating device of fault detector, and be sent to the panel main control unit after converting the light signal that receives to short trouble information, the panel receiving system can be communicated by letter with fault detector by optical fiber, receive the short trouble information that fault detector transmits.The earth fault optic module then is used to connect the optical fiber that transmits earth fault information from the earth-fault indicator of fault detector, and be sent to the panel main control unit after converting the light signal that receives to earth fault information, the panel receiving system can also be communicated by letter with fault detector by optical fiber, receive the earth fault information that fault detector transmits.
As shown in Figure 5, above-mentioned panel receiving system can also be provided with reset switch and code switch (4BIT toggle switch), and wherein, reset switch is connected with the panel main control unit, and code switch also is connected with the panel main control unit.
Reset switch is used for the counter plate receiving system and carries out reset operation.And code switch is used to be provided with the addressing range of panel receiving system, and code switch generally adopts the 4BIT toggle switch can carry out 4 codings, and wherein dibit encoding is used to set addressing range, and dibit encoding is used to set the resetting time of panel receiving system in addition.
Both to have radio communication function, have the accident indicator of the concrete structure of optical fiber communication function again below, above-mentioned accident indicator is described further.
As shown in Figure 6, this accident indicator comprises one group of fault detector and a panel receiving system, fault detector comprises three short trouble indicating devices and an earth-fault indicator, each fault detector in one group of fault detector is and both is provided with wireless module, be provided with optic module again, and also be provided with the fault display unit on each fault detector, and the panel receiving system also is both to be provided with wireless module, is provided with optic module again.
The accident indicator of said structure has adopted the mode of radio communication and optical fiber communication compatibility, both can detected fault message be sent to the panel receiving system of this accident indicator by wireless mode, carrying out fault by the panel receiving system shows, also can work as radio communication when unavailable, with the optical fiber transmission means fault detector is communicated by letter with the panel receiving system, fault detector is detected the fault message obtain to be sent to the panel receiving system and to carry out fault and show, and can when optical fiber communication is unavailable, fault be shown by indicating device on each fault detector.The accident indicator of this structure not only adopts radio communication to combine with the optical fiber communication compatibility, and, can utilize the display unit of self directly to show simultaneously, can well satisfy various users' demand.In the reality, can adopt optical fiber splice shown in Figure 6 in this accident indicator, next matching with the optical fiber interface of optic module is connected optical fiber, an end is for connecting the optical fiber head S1 of optical fiber S5 among Fig. 8, optical fiber head S1 outside is optical fiber cap S2, the optical fiber direction of insertion is S3, and the other end also connects optical fiber S5 by optical fiber head, and S4 is the direction of insertion of optical fiber.
When the accident indicator of said structure is used, the short trouble indicating device of fault detector is installed in the outlet of equipment such as ring main unit, every outlet A, B, C three-phase are installed a short trouble indicating device, and the earth fault fault detector is installed on the three-core cable of A, B, C three-phase.The panel receiving system is as the terminal display part of fault detector, four groups of LED display units (every group of LED can distinguish corresponding A phase short trouble, B phase short trouble, C phase short trouble and earth fault) can be set on the panel on the panel indicating device, the fault message (fault alarm signal) that transmits from fault detector is carried out terminal judges and is presented on the LED panel.The panel receiving system can be installed in the ring main unit apparatus front panel appropriate positions such as unit cabinet, a support can be installed display apparatus is fixed on the support in the unit cabinet, and need not on the unit cabinet panel perforate can install.Solve panel type accident indicator in the market and only had one group of fault detector, the ability installation panel receiving system owing to need on unit cabinet equipment panel, punch, therefore interior each the unit cabinet of equipment all needs punching, trouble is installed, increased construction volume, and cause device damage, be not easy to safeguard, cause the problem of electrical safety hidden danger indirectly.In the reality, can also on the panel receiving system, dispose the remote signalling alarm device as required,, make things convenient for the testing staff to check line status so that send a warning message to the testing staff.
The concrete course of work of above-mentioned accident indicator is: at first whether the wireless module of detection failure indicating device exists, and whether this wireless module is normal, and as wireless module existence and working properly, then fault detector enters wireless mode automatically; Otherwise detection fiber module, if the optic module Optical Fiber Transmission pattern that then enters working properly.When fault detector detects short trouble or earth fault, start the wireless module work of fault detector, fault message is passed to the panel receiving system by radio data communication mode, the panel receiving system receives fault message, through going up demonstration corresponding failure information by panel display unit (LED panel display window) after the data processing, fault show state on the LED panel is involution automatically within a certain period of time, or utilizes the involution of hand-reset button.Simultaneous faults indicating device self also has fault display unit (LED display lamp), when detecting the fault generation, the fault display unit can be alarmed by light-emitting flash, and involution in setting-up time, or hand resetting (manual reset switch that utilizes fault detector to carry carries out involution), therefore even without the panel receiving system, fault detector also can be as independently fault detect and indicating device use.Because fault detector and panel receiving system all can adopt lithium battery power supply, so when fault detector self battery capacity is not enough, fault detector is with cisco unity malfunction, at this moment need battery status is transferred to the panel receiving system by the wireless data sending mode, panel receiving system display window can show the battery status of each fault detector, also can show the battery status of self simultaneously.
In the above-mentioned accident indicator, the formation of short trouble indicating device can be referring to Fig. 3, the concrete course of work of this short trouble indicating device is: detect at first whether wireless module exists and whether wireless module is normal, as wireless module existence and working properly, then the short trouble indicating device enters wireless mode automatically; Otherwise short trouble detects short trouble and transmits optic module, transmits as short trouble that optic module is working properly then to enter the Optical Fiber Transmission pattern, otherwise enters independent indicating device mode of operation automatically.When the generation cable line is short-circuited fault, detect main control unit MCU by short trouble and start wireless module work, with short trouble information with radio data communication mode, be transferred to the panel receiving system, after panel receives short trouble information and process data processing, on as the LED display floater of panel display unit, show corresponding fault message, to glimmer warning and the time involution according to the rules of the fault show state of this short trouble indicating device of the luminous tube as the short trouble indicating device of short trouble indicating device simultaneously.The low-voltage detecting unit of short trouble indicating device can detect battery status in real time simultaneously.When cell voltage is low,,, is transferred to the panel receiving system and shows the low fault message of this short trouble indicating device cell voltage by wireless module.If this short trouble indicating device is under the Optical Fiber Transmission pattern, short trouble information or battery status reach the panel receiving system with coded optical signal in form, and this moment, short trouble indicating device self did not carry out the short trouble demonstration; If this short trouble indicating device is in independent indicating device mode of operation, then when detecting the cable line short trouble of distribution line, light-emitting flash as the short trouble display unit is alarmed, and maybe can carry out hand resetting by reset switch in the certain hour involution.
In the above-mentioned accident indicator, the formation of earth-fault indicator can be referring to Fig. 4, the concrete course of work of this earth-fault indicator is: detect at first whether wireless module exists and whether wireless module is normal, as wireless module existence and working properly, then this earth-fault indicator enters wireless mode automatically; Otherwise detection of ground faults transmits optic module, transmits as earth fault that optic module is working properly then to enter the Optical Fiber Transmission pattern, otherwise enters independent indicating device mode of operation automatically.The effect of earth-fault indicator is the size that detects zero-sequence current, specifically be when detecting one when setting the zero sequence current signal of threshold current value, detected this current signal (time can adjust) in continuous 30 seconds, if this signal exists always, just think non-interference signal of this signal or transient state amount, judge that earth fault takes place.And earth fault information is uploaded to the panel receiving system with wireless transmission method by starting wireless module as the MCU of earth fault main control unit, through after the data processing, on the display floater of panel receiving system, show corresponding earth fault information, and reset through certain hour.The low-voltage of simultaneous ground fault indicating device detects can detect battery status in real time, if this earth-fault indicator is under the Optical Fiber Transmission pattern, earth fault information or battery status reach the panel receiving system with coded optical signal in form, and this moment, this earth-fault indicator self did not carry out the earth fault demonstration; If this earth-fault indicator is in independent indicating device mode of operation, then when detecting the cable line ground connection roadblock of distribution line, light-emitting flash as the earth fault display unit is alarmed, and carries out involution in the certain hour involution or by manual reset switch.
The formation of the panel receiving system in the above-mentioned accident indicator can be referring to Fig. 5, and when being in wireless mode work, the panel receiving system is communicated by letter with fault detector with the addressing of address pattern, 16 indicating devices of each panel receiving system addressable.Each panel receiving system then can show the fault message of 4 outlet circuits simultaneously like this, and promptly a panel receiving system can be corresponding with four groups of accident indicators, specifically can be referring to Fig. 7.And, in the practical application, also can be or 4 panel receiving systems of place, cabinet equipment space, same unit assembling in same geographical position, as long as make the indicating device address space non-overlapping copies of each panel receiving system addressing, promptly the situation that radio communication is crosstalked mutually can not occur, same like this geographical position or place, cabinet equipment space, same unit can be cooperated with four groups of fault detectors by four panel receiving systems, monitoring shows the failure condition of 4 circuits, can be referring to Fig. 8.Each panel receiving system corresponding address addressing range can be provided with by the 2BIT in the built-in 4BIT toggle switch of this panel receiving system during use.The 2BIT in addition of toggle switch is used to be provided with the reset time of panel receiving system, and concrete set-up mode can be referring to table 1
Table 1 panel receiving system addressing range and reset time are provided with
Work in wireless mode following time, short trouble indicating device and earth-fault indicator in the fault detector of above-mentioned accident indicator all have unique geocoding, so that and carry out radio communication between the panel receiving system.The geocoding of short trouble indicating device and earth-fault indicator all can be connected the back by their built-in UART interfaces and write with the serial communication mode programming with outside write device, the address programmed range is 1-64, convenient, flexible, be convenient to produce in batches, can be referring to Fig. 3 and Fig. 4.Can be provided with the reset time of fault detector by built-in 4BIT toggle switch, can be referring to 3 and Fig. 4.
In sum, the wireless type panel type accident indicator of the utility model embodiment, both can work under the wireless communication mode, also can work under the Optical Fiber Transmission pattern, not only can transmit the fault message of distribution line by wireless mode, also can adopt the Optical Fiber Transmission pattern, the detected fault message of fault detector is uploaded to the panel type indicating device with the light signal form by optical fiber.And, fault detector in this wireless type panel type accident indicator also can be uploaded to the panel receiving system by wireless or optical signal transmission mode with self battery status, makes the battery status that can observe fault detector on the display floater of panel receiving system.When the cell voltage of indicating device hangs down, the indicator light of relevant position and Battery Indicator Light flicker alarm on display window on the panel.And, the panel receiving system in this wireless type panel type accident indicator also can be simultaneously with optical-fiber type panel accident indicator in fault detector be used, satisfy legacy user's requirement.
This wireless type panel type accident indicator also has following advantage:
Adopt wireless transmission fault message mode, overcome that installation inconvenience, life of product that traditional faulty indication kind equipment brings by lead or Optical Fiber Transmission are low, degradation defective under the electrical safety performance, realized the electrical isolation of indicating device and faceplate part, no longer need on-the-spot the power failure during installation, reduced installation difficulty, improve installation effectiveness, be convenient to plant maintenance, improved life of product;
Under wireless mode, each panel receiving system can be simultaneously with the fault detector of 4 tunnel outlets between communicate by letter, promptly 4 groups of fault detectors (maximum 16 indicating devices: comprise 12 short trouble indicating devices and 4 earth-fault indicators) only need a panel receiving system, mean that the equipment of one 4 unit cabinet (corresponding 4 tunnel outlets) only needs a panel receiving system;
Adopted the designing technique with the optical fiber compatibility, but no matter panel receiving system and fault detector all flexible configuration have the optic module of optical fiber interface, satisfy requirements of different users;
Fault detector can be used as also independently that indicating device comes usefulness, in the condition that does not need the panel receiving system, and can be independently as cable molded lines line fault indicator.
The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (10)
1, a kind of wireless type panel type accident indicator is characterized in that, comprising:
At least one group of fault detector and at least one panel receiving system;
Described one group of fault detector, comprise a plurality of fault detectors, each fault detector is equipped with wireless module, each fault detector passes through wireless module and described panel receiving system radio communication separately, each fault detector all is used to detect the fault of distribution line, and the fault message that obtains is sent to described panel receiving system through separately wireless module;
Described panel receiving system, be provided with wireless module, by described wireless module and each fault detector radio communication, be used for receiving the fault message that each fault detector sends, and corresponding fault type shown accordingly according to fault message by wireless module.
2, a kind of wireless type panel type accident indicator according to claim 1 is characterized in that, described every group of faulty indication implement body comprises:
Three short trouble indicating devices and an earth-fault indicator;
Described each short trouble indicating device is used to detect the short trouble of each distribution line, and the short trouble information that will obtain each distribution line is carried out wireless transmission through the self radio module;
Described earth-fault indicator is provided with wireless module, is used to detect the earth fault of distribution line, and obtains earth fault information and carry out wireless transmission through the self radio module.
3, a kind of wireless type panel type accident indicator according to claim 2 is characterized in that described short trouble indicating device further comprises:
Heavy current impact detection module, circuit operation detection module, power supply, low voltage detecting module and short-circuit detecting main control module;
Described heavy current impact detection module is connected with described short-circuit detecting main control module, when being used to detect distribution line and occurring surpassing the heavy current impact of threshold value, sends the heavy current impact signal to described short-circuit detecting main control module;
Described circuit operation detection module is connected with described short-circuit detecting main control module, is used for the detection line running status, judges that circuit is in switching state or tripped condition;
Described power supply is connected with described short-circuit detecting main control module, is used to each parts power supply;
Described low voltage detecting module is connected with the short-circuit detecting main control module with described power supply respectively, is used for sending short-circuit detecting power supply low-voltage alarm signal to described short-circuit detecting main control module when the described power source voltage of detection is lower than the threshold value of setting;
Described short-circuit detecting main control module is connected with each parts respectively, and is connected with described wireless module, be used for according to the short trouble signal received, with short trouble information through described wireless module to described panel receiving system wireless transmission; Or according to the short-circuit detecting power supply low-voltage alarm signal of receiving, with short-circuit detecting power supply low-voltage warning message through described wireless module to described panel receiving system wireless transmission.
4, a kind of wireless type panel type accident indicator according to claim 3 is characterized in that described short trouble indicating device also comprises:
Short trouble transmits optic module and/or short trouble display unit;
Described short trouble transmits optic module, be connected with described short-circuit detecting main control unit, be used to connect the optical fiber that transmits the light signal of short trouble information to described panel receiving system, and the short trouble information translation that described short-circuit detecting main control unit is transmitted becomes light signal after described optical fiber transmits to described panel receiving system;
Described short trouble display unit is connected with described short-circuit detecting main control unit, is used under described short-circuit detecting main control unit control short trouble being shown accordingly.
5, a kind of wireless type panel type accident indicator according to claim 2 is characterized in that described earth-fault indicator further comprises:
Ground connection detection module, power supply, low voltage detecting module and ground connection are detected main control module;
Described ground connection detection module, detect main control module with described ground connection, the zero-sequence current value that is used for detection distribution line in the detection time of setting is all then determined distribution line generation earth fault greater than the threshold value of setting, and sends the earth fault signal to described ground connection detection main control module;
Described power supply detects main control module with described ground connection and is connected, and is used to each parts power supply;
Described low voltage detecting module detects main control module with described power supply and ground connection respectively and is connected, and is used for detecting main control module to described ground connection when the detection power source voltage is lower than the threshold value of setting and sends ground connection detection power supply low-voltage alarm signal;
Described ground connection is detected main control module, is connected with each parts respectively, and is connected with described wireless module, is used for the earth fault signal that basis is received, with earth fault information through described wireless module to described panel receiving system wireless transmission; Or detect power supply low-voltage alarm signal according to the ground connection of receiving detection, with ground connection detect power supply low-voltage warning message through described wireless module to described panel receiving system wireless transmission.
6, a kind of wireless type panel type accident indicator according to claim 5 is characterized in that described earth-fault indicator also comprises:
Earth fault transmits optic module and/or earth fault display unit;
Described earth fault transmits optic module, detecting main control unit with described ground connection is connected, be used to connect the optical fiber that transmits the light signal of earth fault information to described panel receiving system, and the earth fault information translation that described ground connection detection main control unit is transmitted becomes light signal after described optical fiber transmits to described panel receiving system;
Described earth fault display unit detects main control unit with described ground connection and is connected, and is used under the control of described ground connection detection main control unit earth fault being shown accordingly.
7, a kind of wireless type panel type accident indicator according to claim 2 is characterized in that described short trouble indicating device also comprises: reset switch, reset time code switch and geocoding UART interface;
Wherein, described reset switch is connected with described short trouble main control module, is used for described short trouble unit is carried out the hand-reset operation;
Described reset time, code switch was connected with described short trouble main control module, was used for be provided with the reset time of described short trouble unit;
Described geocoding UART interface, be connected with described short trouble main control module, being used for being encoded in the address of short trouble indicating device by this interface makes each short trouble indicating device that a unique address code be arranged, so that the panel receiving system communicates according to address code and short trouble indicating device;
Described earth-fault indicator also comprises: reset switch, reset time code switch and geocoding UART interface;
Wherein, described reset switch is connected with described earth fault main control module, is used for described earth fault unit is carried out the hand-reset operation;
Described reset time, code switch was connected with described earth fault main control module, was used for be provided with the reset time of described earth fault unit;
Described geocoding UART interface, be connected with described earth fault main control module, be used for being encoded in the address of earth-fault indicator by this interface, make each earth-fault indicator that a unique address code be arranged, so that the panel receiving system communicates according to appropriate address sign indicating number and earth-fault indicator.
8, a kind of wireless type panel type accident indicator according to claim 1 is characterized in that described panel receiving system further comprises:
Panel display unit, panel main control unit, power supply and low voltage detecting module;
Described panel display unit is connected with described panel main control unit, is used for that the fault message that described panel main control unit is received is carried out corresponding fault and shows;
Described power supply is connected with described panel main control unit, is used to each parts power supply;
Described low voltage detecting module is connected with the panel main control unit with described power supply respectively, is used for sending panel power supply low-voltage alarm signal to described panel main control unit when the described power source voltage of detection is lower than the threshold value of setting;
Described panel main control unit is connected with each parts respectively, is used to collect the fault message of the described fault detector wireless transmission that described wireless module receives, and carries out corresponding fault according to fault message control panel display unit and show; Or alarm demonstration accordingly according to panel power supply low-voltage alarm signal control panel display unit.
9, a kind of wireless type panel type accident indicator according to claim 8 is characterized in that described panel receiving system also comprises:
Short trouble receives optic module and/or earth fault receives optic module;
Described short trouble receives optic module, be connected with described panel main control unit, be used to connect the optical fiber that transmits the light signal of short trouble information from the short trouble indicating device of described fault detector, and convert the light signal that receives to short trouble information and transmit to the panel main control unit;
Described earth fault receives optic module, be connected with described panel main control unit, be used to connect the optical fiber that transmits the light signal of earth fault information from the earth-fault indicator of described fault detector, and convert the light signal that receives to earth fault information and transmit to the panel main control unit.
10, a kind of wireless type panel type accident indicator according to claim 8 is characterized in that described panel receiving system also comprises:
Reset switch and code switch;
Wherein, described reset switch is connected with described panel main control unit, is used for the counter plate receiving system and carries out reset operation;
Described code switch is connected with described panel main control unit, is used to be provided with the addressing range of panel receiving system and the resetting time of panel receiving system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920106908U CN201393006Y (en) | 2009-03-31 | 2009-03-31 | Wireless panel type fault indication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920106908U CN201393006Y (en) | 2009-03-31 | 2009-03-31 | Wireless panel type fault indication device |
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| Publication Number | Publication Date |
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| CN201393006Y true CN201393006Y (en) | 2010-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200920106908U Expired - Lifetime CN201393006Y (en) | 2009-03-31 | 2009-03-31 | Wireless panel type fault indication device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101825673A (en) * | 2010-04-16 | 2010-09-08 | 北京中庆微数字设备开发有限公司 | LED detection device |
| CN102195274A (en) * | 2010-03-12 | 2011-09-21 | 深圳市银骏科技有限公司 | Distribution line fault detection control method and system |
| CN103713238A (en) * | 2014-01-13 | 2014-04-09 | 北京恒源利通电力技术有限公司 | Alarm current value settable bi-color fault indicator |
| CN105846340A (en) * | 2016-04-15 | 2016-08-10 | 许继集团有限公司 | Branch entry and exit states based display method and apparatus for main lines in smart transformer station |
| CN108375716A (en) * | 2018-03-15 | 2018-08-07 | 山东广域科技有限责任公司 | A kind of portable power distribution line fault positioner and method |
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2009
- 2009-03-31 CN CN200920106908U patent/CN201393006Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195274A (en) * | 2010-03-12 | 2011-09-21 | 深圳市银骏科技有限公司 | Distribution line fault detection control method and system |
| CN101825673A (en) * | 2010-04-16 | 2010-09-08 | 北京中庆微数字设备开发有限公司 | LED detection device |
| CN101825673B (en) * | 2010-04-16 | 2015-05-27 | 北京中庆微数字设备开发有限公司 | LED detection device |
| CN103713238A (en) * | 2014-01-13 | 2014-04-09 | 北京恒源利通电力技术有限公司 | Alarm current value settable bi-color fault indicator |
| CN103713238B (en) * | 2014-01-13 | 2016-06-01 | 北京恒源利通电力技术有限公司 | The double-colored trouble indicator that warning current value can be established |
| CN105846340A (en) * | 2016-04-15 | 2016-08-10 | 许继集团有限公司 | Branch entry and exit states based display method and apparatus for main lines in smart transformer station |
| CN108375716A (en) * | 2018-03-15 | 2018-08-07 | 山东广域科技有限责任公司 | A kind of portable power distribution line fault positioner and method |
| CN108375716B (en) * | 2018-03-15 | 2024-03-15 | 山东广域科技有限责任公司 | Portable distribution line fault positioning device and method |
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