CN205404752U - Circuit breaker energy storage spring state monitoring facilities - Google Patents
Circuit breaker energy storage spring state monitoring facilities Download PDFInfo
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- CN205404752U CN205404752U CN201620121577.2U CN201620121577U CN205404752U CN 205404752 U CN205404752 U CN 205404752U CN 201620121577 U CN201620121577 U CN 201620121577U CN 205404752 U CN205404752 U CN 205404752U
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Abstract
The utility model discloses a circuit breaker energy storage spring state monitoring facilities, including circuit breaker machine case, compression spring, tension springs and CPU to and IO interface, clock circuit, alarm system, display, wireless communication module and the memory be connected respectively with CPU, still include data collection card, signal conditioning circuit no. 1, signal conditioning circuit no. 2, timer, force sensor, pressure sensor and temperature sensor, data collection card is last to be connected with signal conditioning circuit no. 1, signal conditioning circuit no. 2, timer, CPU and memory respectively, force sensor, pressure sensor are connected with signal conditioning circuit no. 1, and temperature sensor and signal conditioning circuit no. 2 are connected, and the timer is connected with CPU. The function to the periodic monitor of circuit breaker energy storage spring state, timing storage data and wireless long -distance warning has been realized to this equipment. Simultaneously, at prison time measuring, need not withdraw from the operation with the circuit breaker, reduce work load, the operation is succinctly convenient.
Description
Technical field
This utility model belongs to breaker energy storage spring monitoring technical field, is specifically related to a kind of breaker energy storage spring condition monitoring device.
Background technology
Flourish along with China's electric utility, chopper obtains increasing extensive use in power system.In breaker operation mechanism, the runnability of whole chopper or even the runnability of whole electrical network are suffered from very important effect by energy-stored spring.Along with the growth of the time of operation, spring there will be crack Propagation in various degree, On Creep Crack Growth, and the situation of breaker spring steel wire fracture can occur time serious, and therefore the quality of breaker spring has a strong impact on the safe operation of electrical network.
But, not yet there is the energy-stored spring being specifically designed for outage road device to be timed the Apparatus and method for of monitoring, timing storage data and wireless remote alarming at present.
CN103412258A discloses a kind of divide-shut brake spring ultrasonic monitoring apparatus and method, utilizes acoustic emission technology, and the sound wave that on-line monitoring breaker spring produces when fatigue fracture, thus reaching the effect of spring fault pre-alarming.But this utility model cannot complete the on-line monitoring to breaker spring state and store the data gathered, remote alarming function can not be carried out when fault occurs simultaneously.
CN104819744A discloses a kind of primary cut-out on-line monitoring method, make full use of wired and wireless sensor technology, mechanics of communication, computer technology and network technology, by the sensor acquisition real time information to high-tension switch gear core position, carry out real-time monitoring, record and analysis.Although but this utility model achieves the on-line monitoring to chopper, but its monitoring range is wide, it does not have specific aim, it is impossible to breaker spring energy storage state is monitored.
Utility model content
The purpose of this utility model be solve current breaker energy storage spring cannot the problem of inspection of power transmission line and on-line monitoring, and detection technique cannot the problem that stores of periodic monitor and data, provide a kind of spring condition monitoring device based on energy-stored spring force value and ambient temperature measurement for this.This equipment can realize the detection in inspection of power transmission line to energy-stored spring force value and its ambient temperature, is capable of the continuous on-line monitoring to energy-stored spring force value and ambient temperature simultaneously.
The technical solution adopted in the utility model is: a kind of breaker energy storage spring condition monitoring device, including chopper cabinet, compression spring, tension spring and CPU, and the I/O interface, clock circuit, warning system, display, wireless communication module and the memorizer that are connected respectively with described CPU, it is characterised in that: also include data collecting card, signal conditioning circuit one, signal conditioning circuit two, intervalometer, pulling force sensor, pressure transducer and temperature sensor；Described data collecting card is connected to described signal conditioning circuit one, signal conditioning circuit two, intervalometer, CPU and described memorizer；Described pulling force sensor, pressure transducer are connected with described signal conditioning circuit one, and described temperature sensor is connected with described signal conditioning circuit two, and described intervalometer is connected with described CPU.
Preferably, described compression spring includes baffle plate, spring and helical pitch bar, and described helical pitch bar is through described spring and the baffle plate being arranged on described both ends of the spring, and described pressure transducer is arranged between described spring and baffle plate.
Preferably, described tension spring includes spring and is connected to the fixed port of described spring one end, and is connected to the described pulling force sensor of the other end.
Preferably, described temperature sensor is arranged on described chopper cabinet inwall.
Preferably, the interval of described intervalometer is adjustable.
Preferably, described clock circuit is real time clock circuit.
Signal conditioning circuit described in the utility model, data collecting card, clock circuit, intervalometer, memorizer, CPU, warning system and wireless communication module are all powered by device interior power supply.Pulling force sensor, pressure transducer and temperature sensor in use, are individually powered by device interior power supply.
This utility model has the advantage that
(1) this breaker energy storage spring condition monitoring device does not contact with high voltage alive equipment, and patrol officer does not result in any harm, safe and reliable.
(2) this utility model method implements step simply, is easily grasped by operator, it is easy to promote.
(3) pulling force sensor of this utility model design is through reequiping the force side as spring, it is achieved that spring tension value is measured and spring tension end fixes two kinds of functions.
(4) this utility model can realize the state of real-time monitoring breaker spring, it may be achieved hot line job.
(5) this utility model can realize inspection of power transmission line and two kinds of operating types of on-line monitoring, is suitable for the monitoring of different situations.
(6) this utility model can realize gathering the storage of data, preserving and fetch, and staff can be helped to analyze and judge the real-time status of spring.
Accompanying drawing explanation
Fig. 1 is device structure block diagram of the present utility model;
Fig. 2 is the scheme of installation of pressure transducer in this utility model；
Fig. 3 is the scheme of installation of pulling force sensor in this utility model；
In figure: 1-pressure transducer, 2-temperature sensor, 3-signal conditioning circuit one, 3 '-signal conditioning circuit two, 4-data collecting card, 5-memorizer, 6-intervalometer, 7-I/O interface, 8-clock circuit, 9-CPU, 10-warning system, 11-display, 12-wireless communication module, 13-helical pitch bar, 14-spring, 15-baffle plate, 16-fixed port, 17-pulling force sensor.
Detailed description of the invention
By described further below in conjunction with accompanying drawing it will be further appreciated that feature of the present utility model and advantage.The embodiment provided is only the explanation to this utility model method, and limits all the other contents that this utility model discloses never in any form.
As shown in Figure 1, the present embodiment adopts technical scheme as follows: a kind of breaker energy storage spring condition monitoring device, including chopper cabinet, compression spring, tension spring and CPU, and the I/O interface, clock circuit, warning system, display, wireless communication module and the memorizer that are connected respectively with described CPU, it is characterised in that: also include data collecting card, signal conditioning circuit one, signal conditioning circuit two, intervalometer, pulling force sensor, pressure transducer and temperature sensor；Described data collecting card is connected to described signal conditioning circuit one, signal conditioning circuit two, intervalometer, CPU and described memorizer；Described pulling force sensor, pressure transducer are connected with described signal conditioning circuit one, and described temperature sensor is connected with described signal conditioning circuit two, and described intervalometer is connected with described CPU.
Described compression spring includes baffle plate, spring and helical pitch bar, and described helical pitch bar is through described spring and the baffle plate being arranged on described both ends of the spring, and described pressure transducer is arranged between described spring and baffle plate.
Described tension spring includes spring and is connected to the fixed port of described spring one end, and is connected to the described pulling force sensor of the other end.
Described temperature sensor is arranged on described chopper cabinet inwall.
The interval of described intervalometer is adjustable.
Described clock circuit is real time clock circuit.
The present embodiment is applicable to the force value of breaker energy storage spring and the monitoring of ambient temperature and the storage of measurement data and preservation.The signal conditioning circuit 1 that pulling force sensor 1, pressure transducer 17 and temperature sensor 2 are corresponding respectively, signal conditioning circuit 23 ' connect, signal conditioning circuit 1, signal conditioning circuit 23 ' it is connected with data collecting card 4, data collecting card 4 is connected with memorizer 5.CPU9 is connected with I/O interface 7, clock circuit 8, intervalometer 5, warning system 10, display 11, wireless communication module 12 and memorizer 5 respectively, and intervalometer 6 is connected with data collecting card 4.
nullWorkflow is: pulling force sensor 1、Force value and temperature value that pressure transducer 17 and temperature sensor 2 receive are changed into the signal of telecommunication and flow to signal conditioning circuit 1，Signal conditioning circuit 23 ' signal conditioning circuit 1，Signal conditioning circuit 23 ' signal accepted is amplified、Data collecting card 4 is flowed to after filtering and arrangement，The data gathered are stored in the memory 5 by data collecting card 4，Collection value power-off persistence，The CPU9 time set by intervalometer 6 sends to data collecting card 4 and gathers signal，Then from memorizer 5, extract the data of needs，Force value under the different temperatures gathered is converted under standard temperature by CPU9，Then carry out judging to report to the police，By wireless communication module 12，Alert data is uploaded，Clock circuit 8 sends time signal to CPU9 and warning system 10.
Signal conditioning circuit 1 described in the present embodiment, signal conditioning circuit 23 ', data collecting card 4, clock circuit 8, intervalometer 6, memorizer 5, CPU9, warning system 10 and wireless communication module 12 all individually powered by device interior power supply, pulling force sensor 1, pressure transducer 17 and temperature sensor 2, when monitoring uses, are individually powered by device interior power supply.
Intervalometer 6 has interval adjustability, can adjust arbitrarily as required, and the CPU9 time set by intervalometer 6 sends to data collecting card 4 and gathers signal, then extracts the data of needs from memorizer 5.
I/O interface 7 is used for connecting extraneous input-output system.
If shown in Fig. 2, Fig. 3, compression spring includes baffle plate 15, spring 14 and helical pitch bar, and helical pitch bar 13 is through spring 14 and the baffle plate 15 being arranged on both ends of the spring, and pressure transducer 1 is arranged between spring 14 and baffle plate 15.
In the present embodiment, pressure transducer 1 is arranged on the fixing end of compression spring end, and temperature sensor 2 is arranged on chopper cabinet inwall.
Tension spring is by spring 14 and the fixed port 16 being connected to spring one end, and the described pulling force sensor 17 being connected to the other end forms；Pulling force sensor 17 is through reequiping the force side as tension spring, and pulling force sensor 17 achieves the measurement of spring tension value and spring tension end fixes two kinds of functions.
Memorizer 5, the data gathered are stored in the memory 5 by data collecting card 4, collection value power-off persistence.
Force value under the different temperatures gathered is converted under standard temperature by CPU9, then carries out judging to report to the police.
Clock circuit 8 is a kind of programme controlled real time clock circuit, and this clock circuit sends time signal to CPU9 and warning system 10.
In the present embodiment, the warning function that breaker energy storage spring condition monitoring device has, as desired by wireless communication module 12, alert data can being uploaded, thus reminding staff to carry out equipment inspection repairing, reaching the purpose of protection safe operation of power system.
Breaker energy storage spring condition monitoring device in the present embodiment, has two kinds of monitoring patterns: respectively inspection of power transmission line pattern and on-line monitoring pattern.
Utilize breaker energy storage spring condition monitoring device to carry out the inspection of power transmission line method of breaker energy storage spring status monitoring, comprise the following steps:
(1) connect device power supply (DPS) and open device power supply (DPS) switch, connect probe power and open pulling force sensor, pressure transducer and temperature sensor；
(2) open breaker energy storage spring condition monitoring device, start to detect the value of thrust of spring, force value and temperature around；
(3) while detection data, the data of detection are sent in CPU, value of thrust under this ambient temperature, force value are converted the value of thrust under standard temperature value, force value by CPU, then carry out judging to report to the police to it, if testing result is in normal threshold value, then working on, if testing result is beyond threshold value, the warning system on equipment will be reported to the police at once.
Utilize breaker energy storage spring condition monitoring device to carry out the on-line monitoring method of breaker energy storage spring status monitoring, comprise the following steps:
(1) connect device power supply (DPS) and open device power supply (DPS) switch, connect probe power and open pulling force sensor, pressure transducer and temperature sensor；
(2) open breaker spring condition monitoring device, acquisition time interval is set on the timer, after intervalometer reaches the setting time, start data collecting card work；
(3) breaker energy storage spring condition monitoring device is placed in chopper cabinet or side, monitoring continuously, according to the interval that intervalometer sets, breaker energy storage spring condition monitoring device will gather value of thrust, force value and temperature value automatically at set intervals, and breaker energy storage spring condition monitoring device is by automatically recording value of thrust, force value and temperature value and being stored in the memorizer of breaker energy storage spring condition monitoring device；(4) while data acquisition is stuck in collection data, the data of collection are sent in CPU, value of thrust under this ambient temperature, force value are converted the value of thrust under standard temperature value, force value by CPU, then it is judged, if the data value gathered is normally, preserve in memory, if the data value gathered is beyond threshold value, equipment passes through wireless communication module, is uploaded by alert data；
(5) through after a period of time, equipment is fetched, it is possible to playback Monitoring Data, it is possible to the data gathered are analyzed and process.
This utility model achieves the function of the periodic monitor to breaker energy storage spring state, timing storage data and wireless remote alarming.Meanwhile, this utility model is when monitoring, it is not necessary to chopper is out of service, decreases workload, and operation is succinct convenient.
Claims (6)
1. a breaker energy storage spring condition monitoring device, including chopper cabinet, compression spring, tension spring and CPU, and the I/O interface, clock circuit, warning system, display, wireless communication module and the memorizer that are connected respectively with described CPU, it is characterised in that: also include data collecting card, signal conditioning circuit one, signal conditioning circuit two, intervalometer, pulling force sensor, pressure transducer and temperature sensor；Described data collecting card is connected to described signal conditioning circuit one, signal conditioning circuit two, intervalometer, CPU and described memorizer；Described pulling force sensor, pressure transducer are connected with described signal conditioning circuit one, and described temperature sensor is connected with described signal conditioning circuit two, and described intervalometer is connected with described CPU.
2. breaker energy storage spring condition monitoring device according to claim 1, it is characterized in that: described compression spring includes baffle plate, spring and helical pitch bar, described helical pitch bar is through described spring and the baffle plate being arranged on described both ends of the spring, and described pressure transducer is arranged between described spring and baffle plate.
3. breaker energy storage spring condition monitoring device according to claim 1, it is characterised in that: described tension spring includes spring and is connected to the fixed port of described spring one end, and is connected to the described pulling force sensor of the other end.
4. breaker energy storage spring condition monitoring device according to claim 1, it is characterised in that: described temperature sensor is arranged on described chopper cabinet inwall.
5. breaker energy storage spring condition monitoring device according to claim 1, it is characterised in that: the interval of described intervalometer is adjustable.
6. breaker energy storage spring condition monitoring device according to claim 1, it is characterised in that: described clock circuit is real time clock circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620121577.2U CN205404752U (en) | 2016-02-16 | 2016-02-16 | Circuit breaker energy storage spring state monitoring facilities |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620121577.2U CN205404752U (en) | 2016-02-16 | 2016-02-16 | Circuit breaker energy storage spring state monitoring facilities |
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| CN205404752U true CN205404752U (en) | 2016-07-27 |
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| CN201620121577.2U Active CN205404752U (en) | 2016-02-16 | 2016-02-16 | Circuit breaker energy storage spring state monitoring facilities |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105629164A (en) * | 2016-02-16 | 2016-06-01 | 云南电网有限责任公司昆明供电局 | Device and method for monitoring state of energy storage spring of circuit breaker |
| CN108775929A (en) * | 2018-08-09 | 2018-11-09 | 安徽亚辉电气自动化有限公司 | A kind of vacuum circuit breaker on-line monitoring system |
-
2016
- 2016-02-16 CN CN201620121577.2U patent/CN205404752U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105629164A (en) * | 2016-02-16 | 2016-06-01 | 云南电网有限责任公司昆明供电局 | Device and method for monitoring state of energy storage spring of circuit breaker |
| CN108775929A (en) * | 2018-08-09 | 2018-11-09 | 安徽亚辉电气自动化有限公司 | A kind of vacuum circuit breaker on-line monitoring system |
| CN108775929B (en) * | 2018-08-09 | 2020-11-10 | 安徽亚辉电气自动化有限公司 | Vacuum circuit breaker on-line monitoring system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200305 Address after: 650000 No. 39 East extension Road, Yunnan, Kunming Patentee after: KUNMING POWER SUPPLY BUREAU, YUNNAN POWER GRID CO., LTD. Address before: 650000 Kunming Power Supply Bureau of Yunnan Power Grid Co., Ltd., No. 63 Tuodong Road, Kunming City, Yunnan Province Co-patentee before: WUHAN University Patentee before: KUNMING POWER SUPPLY BUREAU, YUNNAN POWER GRID CO., LTD. |