CN105115616A - Temperature measurement and automatic control cooling apparatus of joint wires of electrical equipment - Google Patents
Temperature measurement and automatic control cooling apparatus of joint wires of electrical equipment Download PDFInfo
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- CN105115616A CN105115616A CN201510582501.XA CN201510582501A CN105115616A CN 105115616 A CN105115616 A CN 105115616A CN 201510582501 A CN201510582501 A CN 201510582501A CN 105115616 A CN105115616 A CN 105115616A
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Abstract
The present invention discloses a temperature measurement and automatic control cooling apparatus of joint wires of electrical equipment. The temperature measurement and automatic control cooling apparatus comprises a conductor clip connected with the joint of the electrical equipment, wherein the conductor clip is characterized in that a temperature measurement arc dual-metal sheet is arranged at the upper end of the conductor clip; the upper end of the temperature measurement arc dual-metal sheet is connected with an over-temperature control apparatus through connecting with an amplification connecting rod and a conductor wafer on the upper end of the amplification connecting rod; a cooling device is launched when the temperature is within the range of 30 DEG C to 50 DEG C; and maintainers receive notifications through a mobile phone when the temperature is within the range of 40 DEG C to 45 DEG C. According to the temperature measurement and automatic control cooling apparatus of joint wires of the electrical equipment provided by the invention, the on-line temperature measurement of the joint of the electrical equipment may be realized, and automatic cooling or information transmission may be achieved according to the warming limit value of the joint of the electrical equipment, thereby realizing on-line automatic cooling process, prolonging the service life of the joint of the electrical equipment, reducing the times of maintenance, avoiding the influence of the hot weather, and decreasing the oxidation and scaling contact surface because of the winding of a water outlet fine rubber tube.
Description
Technical field
The present invention relates to the improvement of a kind of electrical equipment joint temperature measuring equipment and disposal route, specifically can not only replace an electrical equipment lug wire temperature measuring equipment for temperature display wax sheet, fusible alloy making, and can limit according to the intensification of electrical equipment joint the electrical equipment lug wire thermometric automatic control heat sink automatically taking treatment measures.
Background technology
In transformer station, the wire connecting clip heating of electrical equipment, transmission line of electricity is a kind of most common failure, needs the process that has a power failure immediately, affect reliability and the security of electric equipment operation when wire clamp heating is serious.When summer, winter, power load was larger, more easily there is equipment heating fault in electrical equipment joint clamp place.Electrical equipment conductor joint heating and external environment condition closely related, rugged environment can the generation of acceleration equipment conductor joint heating fault.The wire connecting clip of current employing is standing bolt, wire clamp and wire is connected and fixed firmly.Bolt type wire clamp and connecting position of wires, it is too small to there is actual surface of contact in this connected mode, and comparatively large by bolt crimping degree of uniformity, usually out of doors, service condition is comparatively severe for this wire connecting clip.The connection gap of steel-cored aluminium strand and device clamp is comparatively large, and the area that, sunshine many at wind and frost sleet by force, day and night the temperature difference is large, by external environment influence, adds the effect of electromagnetic field, accelerate surface of contact oxidation and scaling degree, cause conductor joint heating.If device junction heating accident long-term existence and not being found, equipment may be caused to have a power failure, even device damage accident.Therefore, Timeliness coverage heat generating spot, and the hidden danger existed is eliminated in time, be the key of prevention power equipment accident.At present, judge the method for converting equipment conductor joint heating, be typically employed on electrical equipment joint and paste temperature display wax sheet or fusible alloy, when the temperature of converting equipment conductor joint heating reaches the fusing point of temperature display wax sheet or fusible alloy, be pasted onto temperature display wax sheet on electrical equipment joint or fusible alloy will melt and come off, advanced warning, shows to exceed nominal operating temperature herein, need carry out in time overhauling or reducing load operation.The deficiency of temperature display wax sheet or fusible alloy is adopted to be: one is to learn that temperature reaches the fusing point of temperature display wax sheet or fusible alloy, needs belt replacement joint; Two is directly can not adopt cooling measure, causes maintenance frequent; Three is to be found by maintainer in time, only has maintainer to show up and observes that Shi Caineng learns that intensification reaches the limit; Four is change when overhauling to need to have a power failure, and have impact on user power utilization.In addition, maintenance both added labour intensity, also consumed material.
Known by retrieving, have not yet to see the electrical equipment lug wire temperature measuring equipment that can not only replace temperature display wax sheet, fusible alloy making, and can limit according to the intensification of electrical equipment joint the report automatically taking the electrical equipment lug wire thermometric automatic control heat sink for the treatment of measures.
Summary of the invention
The object of the present invention is to provide one to electrical equipment joint temperature measurement on-line, and can not only automatically can take the electrical equipment lug wire thermometric automatic control heat sink for the treatment of measures according to the intensification limit value of electrical equipment joint.
In order to reach above object, the technical solution adopted in the present invention is: this electrical equipment lug wire thermometric automatic control heat sink, comprise the conductor be fixedly connected with electrical equipment joint to press from both sides, conductor folder is mounted by means of bolts on the heating position of electrical equipment joint, it is characterized in that: the upper end of described conductor folder is provided with thermometric arc bimetallic strip, is detected the temperature variation at electrical equipment conductor joint heating position by thermometric arc bimetallic strip at any time; The upper end of described thermometric arc bimetallic strip is connected by rotating pin amplifies connecting rod, by amplifying connecting rod, the change of thermometric arc bimetallic strip trace is amplified; The upper end of described amplification connecting rod is provided with conductor contact, the outside of conductor contact is provided with first gear conductive contact, first gear conductive contact is connected with the power switch of micro pump by wire, the thin sebific duct of water outlet of micro pump is back into cooling pond after heating position winding 2-5 circle of electrical equipment joint, and the thin sebific duct of water inlet of micro pump accesses cooling pond; In scope when the heating position that described first gear conductive contact corresponding thermometric arc bimetallic strip detects electrical equipment joint reaches 30-35 DEG C; When the heating position temperature of electrical equipment joint enters within the scope of 30-35 DEG C, conductor contact just contacts with first gear conductive contact, connect the power supply of micro pump, start micro pump, cold water in cooling pond is just squeezed into the thin sebific duct of water outlet by micro pump, cools the heating position of electrical equipment joint, lowers the temperature, when being down to below 30 DEG C, conductor contact is just separated with first gear conductive contact, micro pump deenergization, stopping.
The present invention is also implemented by following measure: the outside of described first gear conductive contact is provided with second gear conductive contact, second gear conductive contact connects the transmission button wiring of mobile phone by corresponding wire, mobile phone sets the telephone number of maintainer, and mobile phone is in state to be sent; In scope when the heating position that described second gear conductive contact corresponding thermometric arc bimetallic strip detects electrical equipment joint reaches 40-45 DEG C; When the heating position temperature of electrical equipment joint enters within the scope of 40-45 DEG C, conductor contact just contacts with second gear conductive contact, connect and send button wiring, start mobile phone to send, maintainer just learns that the heating position temperature of electrical equipment joint reaches capacity temperature in time, removes repetition measurement heating position immediately and overhauls, changes.
Described thermometric arc bimetallic strip, amplification connecting rod are installed in flat rigid plastic box body, amplify connecting rod and are fixed on by jointed shaft on the inner plate surface of flat rigid plastic box body; Described first gear conductive contact and second gear conductive contact are fixed on the back side panel face in flat rigid plastic box body; Described amplification connecting rod is ambroin bar.
Connected by bending wire between two conductor contacts of described amplification small end.
Described thermometric arc bimetallic strip is the thermometric sheet that meteorological department's temperature uses in meter, belongs to the temperature measuring equipment of national standard.
The thin sebific duct of described water outlet and the thin sebific duct of water inlet are medical water delivery hose.
Fill high resistivity chilled water in described cooling pond, its resistivity is not less than 1500 Ω cm, and during 220kV equipment, its resistivity is not less than 3000 Ω cm.
Described micro pump is prior art, and diameter only has 20cm, highly only has 15cm.
Described mobile phone is the mobile phone of current the elderly.
In addition, all wires in flat rigid plastic box body all carry out anti-interference process.
Beneficial effect of the present invention is: this electrical equipment lug wire thermometric automatic control heat sink, owing to adopting temperature measuring equipment, and the electrical equipment lug wire temperature measured is set cooling and the limit scope of repair automatically, and be provided with concrete implementation method, so can not only to electrical equipment joint temperature measurement on-line, and automatically can lower the temperature or transmission information according to the intensification limit value of electrical equipment joint, both on-line automatic cooling process had been achieved, avoid the further expansion of heating defect, extend the serviceable life of electrical equipment joint, decrease maintenance number of times, avoid the impact of hot weather, simultaneously, due to the winding of the thin sebific duct of water outlet, decrease the surface of contact of oxidation and fouling, achieve again when cooling miss one's aim, make temperature rise to the limit time, can overhaul in time.
Accompanying drawing explanation
Fig. 1 is that the structure master of invention cuts open schematic diagram depending on office.
In figure: 1, conductor folder; 2, bolt; 3, thermometric arc bimetallic strip; 4, connecting rod is amplified; 5, conductor contact; 6, first gear conductive contact; 7, second gear conductive contact; 8, wire; 9, micro pump; 10, the thin sebific duct of water outlet; 11, cooling pond; 12, to intake thin sebific duct; 13, mobile phone; 14, flat rigid plastic box body; 15, jointed shaft; 16, bending wire.
Embodiment
Embodiment
Fig. 1 gives one embodiment of the present of invention.The present invention is made with reference to Fig. 1.This electrical equipment lug wire thermometric automatic control heat sink, comprise the conductor be fixedly connected with electrical equipment joint and press from both sides 1, conductor folder 1 is fixedly mounted on the heating position of electrical equipment joint by bolt 2, it is characterized in that: the upper end of described conductor folder 1 is provided with thermometric arc bimetallic strip 3, is detected the temperature variation at electrical equipment conductor joint heating position by thermometric arc bimetallic strip 3 at any time; The upper end of described thermometric arc bimetallic strip 3 is connected by rotating pin amplifies connecting rod 4, by amplifying connecting rod 4, the change of thermometric arc bimetallic strip 3 trace is amplified, to improve the control sensitivity of thermometric numerical value; The upper end of described amplification connecting rod 4 is provided with conductor contact 5, the outside of conductor contact 5 is provided with first gear conductive contact 6, first gear conductive contact 6 is connected with the power switch of micro pump 9 by wire 8, back into cooling pond 11 after the thin sebific duct 10 of water outlet of micro pump 9 is wound around 2-5 circles from the heating position of electrical equipment joint, the thin sebific duct 12 of water inlet of micro pump 9 accesses cooling pond 11, and cooling water circulation is utilized; In scope when the heating position that described first gear conductive contact 6 corresponding thermometric arc bimetallic strip 3 detects electrical equipment joint reaches 30-35 DEG C; Like this, when the heating position temperature of electrical equipment joint enters within the scope of 30-35 DEG C, conductor contact 5 just contacts with first gear conductive contact 6, connect the power supply of micro pump 9, start micro pump 9, the cold water in cooling pond 11 is just squeezed into the thin sebific duct 10 of water outlet by micro pump 9, the heating position of electrical equipment joint is cooled, lowered the temperature, when being down to below 30 DEG C, conductor contact 5 is just separated with first gear conductive contact 6, micro pump 9 deenergization, stopping; Like this, just achieve on-line automatic cooling process, extend the serviceable life of electrical equipment joint, decrease maintenance number of times, avoid the impact of hot weather, meanwhile, due to the winding of the thin sebific duct 10 of water outlet, decrease the surface of contact of oxidation and fouling.
As improvement of the present invention: the outside of described first gear conductive contact 6 is provided with second gear conductive contact 7, second gear conductive contact 7 connects the transmission button wiring of mobile phone 13 by corresponding wire, mobile phone 13 sets the telephone number of maintainer, and mobile phone 13 is in state to be sent; In scope when the heating position that described second gear conductive contact 7 corresponding thermometric arc bimetallic strip 3 detects electrical equipment joint reaches 40-45 DEG C; Like this, when the heating position temperature of electrical equipment joint enters within the scope of 40-45 DEG C, conductor contact 5 just contacts with second gear conductive contact 7, connect and send button wiring, start mobile phone 13 to send, maintainer just learns that the heating position temperature of electrical equipment joint reaches capacity temperature, removes repetition measurement heating position immediately in time, maintenance, change, thus avoid occur because of not seeing in time affect accident adversely.
Described thermometric arc bimetallic strip 3, amplification connecting rod 4 are installed in flat rigid plastic box body 14, amplify connecting rod 4 and are fixed on the inner plate surface of flat rigid plastic box body 14 by sending out a vast scale jointed shaft 15; Described first gear conductive contact 6 and second gear conductive contact 7 are fixed on the back side panel face in flat rigid plastic box body 14; Described amplification connecting rod 4 is ambroin bar.
Connected by bending wire 16 between two conductor contacts 5 of described amplification connecting rod 4 upper end.
Described thermometric arc bimetallic strip 3 is the thermometric sheet that meteorological department's temperature uses in meter, belongs to the temperature measuring equipment of national standard.
The thin sebific duct of described water outlet 10 and the thin sebific duct 12 of water inlet are medical water delivery hose, not only carefully, are convenient to be wound around, take up space little, do not affect the installation of other device junction, and have certain elasticity, are wound around and not flat.
Fill high resistivity chilled water in described cooling pond 11, its resistivity is not less than 1500 Ω cm, and during 220kV equipment, its resistivity is not less than 3000 Ω cm.
Described micro pump 9 is prior art, and diameter only has 20cm, highly only has 15cm, is convenient to install, and accounts for very little space, does not affect the installation of other equipment.
Described mobile phone 13 is the mobile phone of current the elderly, only has phone functions, low price.
In addition, all wires in flat rigid plastic box body all carry out anti-interference process.
When using of the present invention, micro pump 9 and mobile phone 13 are all located at the short place of convenient operation, and connected wire and the thin sebific duct 10 of water outlet are all bonded on electrical equipment body by adhesive tape.
Claims (5)
1. electrical equipment lug wire thermometric automatic control heat sink, comprise the conductor be fixedly connected with electrical equipment joint to press from both sides (1), conductor folder (1) is fixedly mounted on the heating position of electrical equipment joint by bolt (2), it is characterized in that: the upper end of described conductor folder (1) is provided with thermometric arc bimetallic strip (3); The upper end of described thermometric arc bimetallic strip (3) is connected by rotating pin amplifies connecting rod (4); The upper end of described amplification connecting rod (4) is provided with conductor contact (5), the outside of conductor contact (5) is provided with first gear conductive contact (6), first gear conductive contact (6) is connected by the power switch of wire (8) with micro pump (9), the thin sebific duct of water outlet (10) of micro pump (9) is back into cooling pond (11) after heating position winding 2-5 circle of electrical equipment joint, and the thin sebific duct of water inlet (12) of micro pump (9) accesses cooling pond (11); In scope when the heating position that described first gear conductive contact (6) corresponding thermometric arc bimetallic strip (3) detects electrical equipment joint reaches 30-35 DEG C; When the heating position temperature of electrical equipment joint enters within the scope of 30-35 DEG C, conductor contact (5) just contacts with first gear conductive contact (6), connect the power supply of micro pump (9), start micro pump (9), cold water in cooling pond (11) is just squeezed into the thin sebific duct of water outlet (10) by micro pump (9), the heating position of electrical equipment joint is cooled, lowered the temperature, when being down to below 30 DEG C, conductor contact (5) is just separated with first gear conductive contact (6), micro pump (9) deenergization, stopping.
2. electrical equipment lug wire thermometric automatic control heat sink according to claim 1, it is characterized in that: the outside of described first gear conductive contact (6) is provided with second gear conductive contact (7), second gear conductive contact (7) connects the transmission button wiring of mobile phone (13) by corresponding wire, at the telephone number of mobile phone (13) upper setting maintainer, mobile phone (13) is in state to be sent; In scope when the heating position that described second gear conductive contact (7) corresponding thermometric arc bimetallic strip (3) detects electrical equipment joint reaches 40-45 DEG C; When the heating position temperature of electrical equipment joint enters within the scope of 40-45 DEG C, conductor contact (5) just contacts with second gear conductive contact (7), connect and send button wiring, start mobile phone (13) to send, maintainer just learns that the heating position temperature of electrical equipment joint reaches capacity temperature in time, remove repetition measurement immediately, maintenance, replacing.
3. electrical equipment lug wire thermometric automatic control heat sink according to claim 1, it is characterized in that: described thermometric arc bimetallic strip (3), amplification connecting rod (4) are installed in flat rigid plastic box body (14), amplify connecting rod (4) and be fixed on by jointed shaft (15) on the inner plate surface of flat rigid plastic box body (14); Described first gear conductive contact (6) and second gear conductive contact (7) are fixed on the back side panel face in flat rigid plastic box body (14).
4. electrical equipment lug wire thermometric automatic control heat sink according to claim 1, is characterized in that: connected by bending wire (16) between two conductor contacts (5) of described amplification connecting rod (4) upper end.
5. electrical equipment lug wire thermometric automatic control heat sink according to claim 1, is characterized in that: fill high resistivity chilled water in described cooling pond (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582501.XA CN105115616B (en) | 2015-09-15 | 2015-09-15 | Electrical equipment lug wire thermometric automatic control heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582501.XA CN105115616B (en) | 2015-09-15 | 2015-09-15 | Electrical equipment lug wire thermometric automatic control heat sink |
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| Publication Number | Publication Date |
|---|---|
| CN105115616A true CN105115616A (en) | 2015-12-02 |
| CN105115616B CN105115616B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510582501.XA Active CN105115616B (en) | 2015-09-15 | 2015-09-15 | Electrical equipment lug wire thermometric automatic control heat sink |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041436U (en) * | 1988-06-08 | 1989-07-19 | 姜杰 | Adjustable bimetallic temp. controller |
| JPH0962140A (en) * | 1995-08-28 | 1997-03-07 | Fuji Xerox Co Ltd | Abnormal temperature rising prevention device for fixing device |
| CN2929793Y (en) * | 2006-05-29 | 2007-08-01 | 傅爱君 | Mechanical bimetal temperature controller |
| CN201166815Y (en) * | 2008-02-02 | 2008-12-17 | 浙江华光电器集团有限公司 | Temperature controller |
| CN101621911A (en) * | 2008-07-01 | 2010-01-06 | 纬创资通股份有限公司 | Electronic device |
| CN201993656U (en) * | 2009-02-23 | 2011-09-28 | 浙江天威电器有限公司 | Bimetallic strip temperature controller with thermal protection device |
| CN202003245U (en) * | 2009-02-23 | 2011-10-05 | 浙江天威电器有限公司 | Bimetallic strip temperature controller |
| CN202066520U (en) * | 2011-04-18 | 2011-12-07 | 纪淑卿 | Roll paper type temperature recorder |
-
2015
- 2015-09-15 CN CN201510582501.XA patent/CN105115616B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041436U (en) * | 1988-06-08 | 1989-07-19 | 姜杰 | Adjustable bimetallic temp. controller |
| JPH0962140A (en) * | 1995-08-28 | 1997-03-07 | Fuji Xerox Co Ltd | Abnormal temperature rising prevention device for fixing device |
| CN2929793Y (en) * | 2006-05-29 | 2007-08-01 | 傅爱君 | Mechanical bimetal temperature controller |
| CN201166815Y (en) * | 2008-02-02 | 2008-12-17 | 浙江华光电器集团有限公司 | Temperature controller |
| CN101621911A (en) * | 2008-07-01 | 2010-01-06 | 纬创资通股份有限公司 | Electronic device |
| CN201993656U (en) * | 2009-02-23 | 2011-09-28 | 浙江天威电器有限公司 | Bimetallic strip temperature controller with thermal protection device |
| CN202003245U (en) * | 2009-02-23 | 2011-10-05 | 浙江天威电器有限公司 | Bimetallic strip temperature controller |
| CN202066520U (en) * | 2011-04-18 | 2011-12-07 | 纪淑卿 | Roll paper type temperature recorder |
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| CN105115616B (en) | 2017-07-18 |
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