CN102829827A - Monitoring device for bus duct - Google Patents

Monitoring device for bus duct Download PDF

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Publication number
CN102829827A
CN102829827A CN2012103140527A CN201210314052A CN102829827A CN 102829827 A CN102829827 A CN 102829827A CN 2012103140527 A CN2012103140527 A CN 2012103140527A CN 201210314052 A CN201210314052 A CN 201210314052A CN 102829827 A CN102829827 A CN 102829827A
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China
Prior art keywords
bus duct
chip microcomputer
input end
temperature
data acquisition
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Pending
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CN2012103140527A
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Chinese (zh)
Inventor
常加才
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Jiangsu Huawei Line Equipment Group Co Ltd
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Jiangsu Huawei Line Equipment Group Co Ltd
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Application filed by Jiangsu Huawei Line Equipment Group Co Ltd filed Critical Jiangsu Huawei Line Equipment Group Co Ltd
Priority to CN2012103140527A priority Critical patent/CN102829827A/en
Publication of CN102829827A publication Critical patent/CN102829827A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a monitoring device for a bus duct. The monitoring device comprises a temperature signal acquisition module, a data acquisition device and a single-chip microcomputer, wherein the temperature signal acquisition module is arranged to the joints of corresponding bus duct bodies respectively; the input end of the temperature signal acquisition module is arranged on the bus duct body, and the output end of the temperature signal acquisition module is connected with the input end of the single-chip microcomputer; the output end of the single-chip microcomputer is connected with a branch loop of the bus duct and a power switch of the bus duct; and the output end of the data acquisition device is connected with the input end of the single-chip microcomputer. According to the monitoring device for the bus duct, the temperature of a conductive bar can be accurately measured, the detection accuracy of the bus duct is improved, and the temperature rising situation of the bus duct can be uniformly and timely detected, so that the operating safety of the bus duct is improved.

Description

A kind of monitoring device of bus duct
Technical field
The present invention relates to a kind of monitoring device, particularly can carry out the monitoring device of temperature, leakage current detect, belong to the technical field of controller switching equipment bus duct.
Background technology
Bus duct is the staple product that electric power transfer is responsible in the power transmission and distribution field, in big electric current and industrial and mineral, factories and miness place, have cable incomparable advantage.Along with the raising at full speed of building automatic, industrial automation level, increasingly high to reliability, the security requirement of bus duct, traditional bus duct can't meet the demands.
For bus duct, most important characteristic is exactly to satisfy the reliability of transmission system, and the main index of reaction reliability is exactly to satisfy the soaking condition of bus duct in the powerful electric current of transmission.The electric current that passes through in the bus duct use does not wait to a few kiloampere quantity from the hundreds of ampere; As long as reasons such as wearing out appears in certain link all will cause the increase of bus duct junction resistance; Cause that directly the contact point temperature rise increases; Temperature rise is in case above setting, and initiation fire causes heavy losses easily.
Intelligent bus duct of the prior art comprises detecting unit, control module, and wherein, detecting unit is a temperature sensor; During use, temperature sensor is installed in the bus duct junction, during installation, that temperature sensor is bonding or be crimped on the jig; Through jig temperature sensor is installed on the bus duct surface, the intelligent bus duct of this structure only can collect the surperficial temperature of bus duct again, and accuracy of detection is low; Occur hysteresis phenomenon easily, therefore, accuracy is relatively poor.
Summary of the invention
Technical matters to be solved by this invention provides a kind of monitoring device of bus duct, and this monitoring device accuracy of detection is high, can detect the temperature rise situation of bus duct uniformly timely, thereby, improved the security that bus duct moves.
In order to solve the problems of the technologies described above; The monitoring device of a kind of bus duct of the present invention; Comprise temperature signal collection module, data acquisition unit, single-chip microcomputer, said temperature signal collection module is installed in corresponding bus duct body junction respectively, on the input end bus duct body of said temperature signal collection module; Output terminal links to each other with the input end of said single-chip microcomputer, and the output terminal of said single-chip microcomputer is connected to the duplexure of bus duct and the power switch of bus duct;
The output terminal of said data acquisition unit links to each other with the input end of said single-chip microcomputer; Data acquisition unit is sent into single-chip microcomputer after the temperature analog signal of temperature detection instrument collection is converted into digital signal.
The monitoring device of above-mentioned bus duct; Wherein, Also comprise the current signal acquisition module; Said current signal acquisition module comprises a plurality of electric leakage detection instruments, second data acquisition unit, and said electric leakage detection instrument is installed in respectively on the corresponding bus bulk, and the output terminal of said electric leakage detection instrument inserts the input end of said second data acquisition unit respectively; The output terminal of said second data acquisition unit inserts the input end of single-chip microcomputer.
The monitoring device of above-mentioned bus duct, wherein, said temperature signal collection module is the temperature detection instrument, and the input end of said temperature detection instrument is connected on the bus duct body, and output terminal links to each other with the input end of said data acquisition unit.
The beneficial effect of the invention of the present invention:
1, owing to monitoring device temperature signal collection module, single-chip microcomputer, the input end of said temperature signal collection module is installed in the bus duct junction, and output terminal links to each other with the input end of said single-chip microcomputer; The output terminal of said single-chip microcomputer is connected to the duplexure of bus duct and the power switch of bus duct; Can measure the temperature of busbar accurately, it is high to have improved the bus duct accuracy of detection, can detect the temperature rise situation of bus duct uniformly timely; Thereby, improved the security that bus duct moves.
2, because the temperature signal collection module is the temperature detection instrument, and the input end of said temperature detection instrument is connected on the bus duct junction, and output terminal links to each other with the input end of said data acquisition unit, the output terminal of said data acquisition unit links to each other with the input end of said single-chip microcomputer; Through temperature measuring equipment collecting temperature signal, data acquisition unit is sent into single-chip microcomputer after the temperature analog signal of temperature detection instrument collection is converted into digital signal, through the switch of Single-chip Controlling bus duct body; And when temperature raises and do not reach higher point value as yet, can close bus duct part utility appliance, to reduce the heating of bus duct through single-chip microcomputer; Thereby; Make bus duct reduce temperature, not only can improve the security of bus duct operation, and easy to use.
Description of drawings
Fig. 1 is the principle schematic that the present invention invents.
Embodiment
Below in conjunction with accompanying drawing the invention invention is described further.
As shown in the figure, in order to solve the problems of the technologies described above, the present invention invents a kind of monitoring device of bus duct, and this monitoring device is arranged on the junction of two bus duct bodies.Monitoring device comprises temperature signal collection module 21, data acquisition unit 212, single-chip microcomputer 22; The input end of said temperature signal collection module 21 is installed in the bus duct junction; Output terminal links to each other with the input end of said single-chip microcomputer 22, and the output terminal of said single-chip microcomputer 22 is connected to the duplexure 23 of corresponding bus duct and the power switch 24 of bus duct respectively, and the present invention's invention can measure the temperature of busbar accurately; It is high to have improved the bus duct accuracy of detection; Can detect the temperature rise situation of bus duct uniformly timely, thereby, the security that bus duct moves improved.Said temperature signal collection module 21 is a temperature detection instrument 211; The input end of corresponding temperature detection instrument is connected on corresponding bus duct junction respectively; The temperature detection instrument passes the cover plate that bus connects the joint; Be positioned at the bus duct joint; The output terminal of temperature detection instrument 211 links to each other with the input end of said data acquisition unit 212, and the output terminal of said data acquisition unit 212 links to each other with the input end of said single-chip microcomputer 22, and temperature detection instrument 211 transfers the simulating signal of gathering to digital signal and delivers in the data acquisition unit 212; After being converted into digital signal, the temperature analog signal that data acquisition unit 212 is gathered temperature detection instrument 211 sends into single-chip microcomputer 22; Through single-chip microcomputer 22 inter-process; Compare; When temperature when setting numerical value and when not reaching higher point value as yet, single-chip microcomputer sends the part utility appliance that respective bus bars groove body is closed in instruction, to reduce the heating of bus duct; When temperature was too high, single-chip microcomputer sent instruction whole bus duct system is closed, and the bus duct of this structure can be realized the control of indivedual bus duct bodies, therefore, not only can improve the security of bus duct operation, and easy to use.Check for ease, can be at output termination a dozen seal machines 25 and warning device 26 of single-chip microcomputer, when bus operation appearance was unusual, alarms took place in warning device 26, and warning device 26 can be hummer.
In order to improve the security of bus operation; Said monitoring device also comprises current signal acquisition module 20; Said current signal acquisition module 20 comprises a plurality of electric leakage detection instrument 201, second data acquisition unit 202; Said electric leakage detection instrument 201 is installed in respectively in the jack box of corresponding bus bulk, and the output terminal of said electric leakage detection instrument 201 inserts the input end of said second data acquisition unit 202 respectively; The output terminal of said second data acquisition unit 202 inserts the input end of single-chip microcomputer.The input end of electric leakage detection instrument 201 inserts the feeding circuit of jack box, measures zero-sequence current in the feeding circuit, and electric leakage detection instrument 201 transfers the simulating signal of gathering to digital signal and delivers in second data acquisition unit 202; Second data acquisition unit 202 will leak electricity and send into single-chip microcomputer 22 after current analog signal that detection instrument 201 gathers is converted into digital signal; Through single-chip microcomputer 22 inter-process; Compare, when leakage current can excise this loop greater than setting numerical value, to guarantee the safety of bus operation.
The embodiment of just the present invention invention of describing in the above instructions; This does not illustrate essence of an invention content of the present invention is constituted restriction; Under the those of ordinary skill of technical field after having read instructions, can make an amendment or be out of shape foregoing embodiment, and do not deviate from invention essence of an invention and scope.

Claims (3)

1. the monitoring device of a bus duct; It is characterized in that; Said monitoring device comprises temperature signal collection module, data acquisition unit, single-chip microcomputer, and said temperature signal collection module is installed in corresponding bus duct body junction respectively, on the input end bus duct body of said temperature signal collection module; Output terminal links to each other with the input end of said single-chip microcomputer, and the output terminal of said single-chip microcomputer is connected to the duplexure of bus duct and the power switch of bus duct;
The output terminal of said data acquisition unit links to each other with the input end of said single-chip microcomputer; Data acquisition unit is sent into single-chip microcomputer after the temperature analog signal of temperature detection instrument collection is converted into digital signal.
2. the monitoring device of bus duct according to claim 1; It is characterized in that; Said monitoring device also comprises the current signal acquisition module; Said current signal acquisition module comprises a plurality of electric leakage detection instruments, second data acquisition unit, and said electric leakage detection instrument is installed in respectively on the corresponding bus bulk, and the output terminal of said electric leakage detection instrument inserts the input end of said second data acquisition unit respectively; The output terminal of said second data acquisition unit inserts the input end of single-chip microcomputer.
3. the monitoring device of bus duct according to claim 1 or claim 2 is characterized in that said temperature signal collection module is the temperature detection instrument, and the input end of said temperature detection instrument is connected on the bus duct body, and output terminal links to each other with the input end of said data acquisition unit.
CN2012103140527A 2012-08-30 2012-08-30 Monitoring device for bus duct Pending CN102829827A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012103140527A CN102829827A (en) 2012-08-30 2012-08-30 Monitoring device for bus duct

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Application Number Priority Date Filing Date Title
CN2012103140527A CN102829827A (en) 2012-08-30 2012-08-30 Monitoring device for bus duct

Publications (1)

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CN102829827A true CN102829827A (en) 2012-12-19

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105716665A (en) * 2016-04-20 2016-06-29 朗亿德电气股份有限公司 Upper computer for bus duct
CN105784174A (en) * 2016-04-20 2016-07-20 朗亿德电气股份有限公司 Bus duct lower computer
CN106092373A (en) * 2016-08-29 2016-11-09 四川蜀腾母线有限公司 Bus duct temperature rise supervision and warning system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100921673B1 (en) * 2008-12-26 2009-10-15 주식회사 부시파워 Temperature detection device of bus duct system
CN201663437U (en) * 2010-04-13 2010-12-01 重庆市电力公司城区供电局 Overtemperature protection device of low voltage plug-in type bus
CN201788030U (en) * 2010-08-16 2011-04-06 江阴市利得电气有限公司 Intelligent wireless temperature-measuring device for bus contact joint
CN102361295A (en) * 2011-06-13 2012-02-22 天津电气传动设计研究所 Structure of copper-aluminum composite conductor bus duct
CN102810833A (en) * 2012-08-14 2012-12-05 江苏华威线路设备集团有限公司 Intelligent busway
CN202749771U (en) * 2012-08-14 2013-02-20 江苏华威线路设备集团有限公司 Intelligent bus duct

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100921673B1 (en) * 2008-12-26 2009-10-15 주식회사 부시파워 Temperature detection device of bus duct system
CN201663437U (en) * 2010-04-13 2010-12-01 重庆市电力公司城区供电局 Overtemperature protection device of low voltage plug-in type bus
CN201788030U (en) * 2010-08-16 2011-04-06 江阴市利得电气有限公司 Intelligent wireless temperature-measuring device for bus contact joint
CN102361295A (en) * 2011-06-13 2012-02-22 天津电气传动设计研究所 Structure of copper-aluminum composite conductor bus duct
CN102810833A (en) * 2012-08-14 2012-12-05 江苏华威线路设备集团有限公司 Intelligent busway
CN202749771U (en) * 2012-08-14 2013-02-20 江苏华威线路设备集团有限公司 Intelligent bus duct

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105716665A (en) * 2016-04-20 2016-06-29 朗亿德电气股份有限公司 Upper computer for bus duct
CN105784174A (en) * 2016-04-20 2016-07-20 朗亿德电气股份有限公司 Bus duct lower computer
CN106092373A (en) * 2016-08-29 2016-11-09 四川蜀腾母线有限公司 Bus duct temperature rise supervision and warning system

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Application publication date: 20121219