CN105758536A - Temperature measurement alarming device for electrical equipment jointing clamp - Google Patents

Temperature measurement alarming device for electrical equipment jointing clamp Download PDF

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Publication number
CN105758536A
CN105758536A CN201610286589.5A CN201610286589A CN105758536A CN 105758536 A CN105758536 A CN 105758536A CN 201610286589 A CN201610286589 A CN 201610286589A CN 105758536 A CN105758536 A CN 105758536A
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CN
China
Prior art keywords
base
upper cover
sliding sleeve
temperature measurement
alarming device
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610286589.5A
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Chinese (zh)
Other versions
CN105758536B (en
Inventor
胡昌伦
刘恒杰
刘增昕
亓晓燕
谭延超
张文栋
吕刚
丁吉峰
刘振栋
李新蕾
郝振军
王函旭
侯秋华
王涛
王文君
魏松广
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Laiwu Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Laiwu Power Supply Co of State Grid Shandong Electric Power Co Ltd
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Publication date
Application filed by State Grid Corp of China SGCC, Laiwu Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201610286589.5A priority Critical patent/CN105758536B/en
Publication of CN105758536A publication Critical patent/CN105758536A/en
Application granted granted Critical
Publication of CN105758536B publication Critical patent/CN105758536B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02Means for indicating or recording specially adapted for thermometers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14Supports; Fastening devices; Arrangements for mounting thermometers in particular locations

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Distribution Board (AREA)
  • Emergency Alarm Devices (AREA)

Abstract

The invention discloses a temperature measurement alarming device for an electrical equipment jointing clamp.The temperature measurement alarming device comprises a base and an upper cover, the middle of the base is provided with a through hole, the inner wall of the lower portion of the through hole formed in the base is provided with a thread matched with a bolt, the upper cover is arranged on the upper portion of the base in a covering mode, and the lower end edge of the side wall of the upper cover is matched with the upper plate face of the base.The temperature measurement alarming device is characterized in that the upper portion of the through hole formed in the base is fixedly provided with a sliding sleeve, a sliding column is arranged in a sliding sleeve cavity, the upper end of the sliding column penetrates out of the upper opening edge of the sliding sleeve to be fixedly connected with the upper cover through a screw, a spring arranged outside the sliding sleeve in a sleeving mode is arranged between the upper cover and the base, a fusible alloy gasket is fixedly connected with the lower end of the sliding column, the peripheral edge of the fusible alloy gasket is laid on the lower port edge of the sliding sleeve, and the upper plate face of the base is provided with a rotary warning device which is located in an upper cover cavity.The temperature measurement alarming device is simple in structure, convenient to use, small in size and firm and reliable in installation and is used by being installed to a bolt of the electrical equipment jointing clamp, and normal operation of equipment is guaranteed.

Description

The temperature measurement and alarm device of electrical apparatus interstar connection folder
Technical field
The present invention relates to the alarming device of a kind of electrical apparatus interstar connection folder adstante febre, specifically the temperature measurement and alarm device of a kind of electrical apparatus interstar connection folder, be installed on the bolt of electrical apparatus interstar connection folder and use, in order to whether judgment device joint generates heat.
Background technology
In transformer station, the ramp heating of electrical equipment is a kind of most common failure, when ramp heating is serious, power failure immediately is needed to process, this reliability having a strong impact on electric equipment operation and safety, especially, when summer, winter, power load was bigger, electrical apparatus interstar connection folder place is easier to heating accident occur.The ramp that electrical equipment adopts at present is designed with the bolt of fastening, is connected firmly fixing to ramp and wire.The junction of bolt type wire clamp and wire, its actual contact surface is less, and the impact being crimped uniformity coefficient by bolt is relatively big, and this ramp is generally positioned at open air, and service condition is comparatively severe;Simultaneously steel-cored aluminium strand is relatively big with the connection gap of device clamp, the area that, sunshine many at wind and frost sleet is by force, day and night the temperature difference is big, is affected by relatively big, adds the effect of electromagnetic field, accelerate oxidation and the scaling degree of contact surface, cause conductor joint heating.It is known that: fusible alloy, also referred to as mould alloy, the alloy made with elements such as bismuth, lead, stannum and cadmiums, fusing point is at 47-200 DEG C, fusing point can be allocated as required, the advantage of fusible alloy is: fusing point standard, narrow range, be quick on the draw, the thawing time short, be widely used to the fields such as electrical equipment, steam, fire-fighting, fire alarm, for detecting electric device junction heating provide new foundation.
Summary of the invention
It is an object of the invention to provide a kind of simple in construction, easy to use, be installed on electrical apparatus interstar connection folder bolt on use, adopt fusible alloy as examination adiabator, carry out the temperature measurement and alarm device of the electrical apparatus interstar connection folder whether judgment device joint generates heat by observing the change of whole device.
In order to reach object above, the technical solution adopted in the present invention is: the temperature measurement and alarm device of this electrical apparatus interstar connection folder, including base and upper cover, the middle part of base is provided with through hole, the through hole lower inner wall of base is provided with the screw thread suitable with bolt, upper cover is located at the top of base, the side wall lower ends of upper cover is coincide along the upper face with base, it is characterized in that: the through hole top of base is fixed with sliding sleeve, sliding sleeve intracavity is provided with traveller, traveller upper end is passed the upper edge of sliding sleeve and is connected with upper cover by screw fixing, the spring being set in outside sliding sleeve it is provided with between upper cover and base, fusible alloy pad is connected fixing by screw with the lower end of traveller, all edges load of fusible alloy pad is put on the lower port edge of sliding sleeve, the upper face of described base is provided with rotation alarming device, rotate alarming device and be positioned at upper cover intracavity.
Described rotation alarming device, it is made up of rotating vane, limited post, alignment pin, wind spring and fixed block, the middle part of rotating vane is provided with arc chute, rotating vane is rotated by alignment pin and is arranged on the upper face of base, limited post is fixed on the upper face of base through arc chute, and wind spring is set on alignment pin, and the inner termination of wind spring is fixed on alignment pin, the external end head of wind spring is fixed on the fixed block of rotating vane, and the bottom, medial wall of upper cover keeps off in the outside of rotating vane free end.
Described rotation alarming device is provided with 23, is uniformly laid on the upper face of base.
The upper end oral area of described sliding sleeve be provided with inwardly protruded in turn edge, the lower end of described traveller is provided with and corresponding outer turn edge that turn edge in sliding sleeve.
The surface of the described rotating vane rotating alarming device scribbles redness or other chromatic colours.
The beneficial effects of the present invention is: simple in construction, easy to use, volume is little, solid and reliable, it is installed on the bolt of electrical apparatus interstar connection folder to use, adopt fusible alloy as examination adiabator, come whether judgment device joint generates heat by observing the change of whole device, in order to process in time, it is ensured that equipment properly functioning.
Accompanying drawing explanation
Fig. 1 is the structure cross-sectional schematic of the present invention.
Fig. 2 is the present invention structure cross-sectional schematic along Figure 1A-A.
Fig. 3 is the use view after the fusible alloy pad thawing of the present invention.
Detailed description of the invention
The present invention is made with reference to Fig. 1, Fig. 2.nullThe temperature measurement and alarm device of this electrical apparatus interstar connection folder,Including base 1 and upper cover 2,The middle part of base 1 is provided with through hole,The through hole lower inner wall of base 1 is provided with the screw thread suitable with bolt,Thus base 1 being arranged on the end of the bolt of electrical apparatus interstar connection folder,Upper cover 2 is located at the top of base 1,The side wall lower ends of upper cover 2 is coincide along the upper face with base 1,It is characterized in that: the through hole top of base 1 is fixed with sliding sleeve 3,Sliding sleeve 3 intracavity is provided with traveller 5,Traveller 5 upper end is passed the upper edge of sliding sleeve 3 and is connected with upper cover 2 by screw 7 fixing,The spring 4 being set in outside sliding sleeve 3 it is provided with between upper cover 2 and base 1,Fusible alloy pad 6 is connected fixing by screw with the lower end of traveller 5,All edges load of fusible alloy pad 6 is put on the lower port edge of sliding sleeve 3,The upper face of described base 1 is provided with rotation alarming device 8,Rotate alarming device 8 and be positioned at upper cover 2 intracavity.
Described rotation alarming device 8, it is made up of rotating vane 81, limited post 83, alignment pin 84, wind spring 85 and fixed block 86, the middle part of rotating vane 81 is provided with arc chute 82, rotating vane 81 is rotated by alignment pin 84 and is arranged on the upper face of base 1, limited post 83 is fixed on the upper face of base 1 through arc chute 82, wind spring 85 is set on alignment pin 84, the inner termination of wind spring 85 is fixed on alignment pin 84, the external end head of wind spring 85 is fixed on the fixed block 86 of rotating vane 81, and the bottom, medial wall of upper cover 2 keeps off in the outside of rotating vane 81 free end.
Described rotation alarming device 8 is provided with 23, is uniformly laid on the upper face of base 1.
The upper end oral area of described sliding sleeve 3 be provided with inwardly protruded in turn edge, the lower end of described traveller 5 is provided with and corresponding outer turn edge that turn edge in sliding sleeve 3, so, under the effect of spring 4, during traveller 5 upward sliding, due to the interior stop turning edge and externally turning edge, traveller 5 will not completely disengage from sliding sleeve 3, reuses after being conducive to reinstalling fusible alloy pad 6.
The surface of the described rotating vane 81 rotating alarming device 8 scribbles redness or other chromatic colours, is beneficial to operator and identifies.
nullWhen using the present invention,Base 1 is arranged on the end of the bolt of electrical apparatus interstar connection folder,And make the end of bolt withstand on fusible alloy pad 6,When electrical apparatus interstar connection presss from both sides adstante febre,Heat can be passed on fusible alloy pad 6 by bolt,After reaching the fusion temperature of fusible alloy pad 6,Fusible alloy pad 6 melts,Traveller 5 is under the effect of spring 4,Upward sliding,So that upper cover 2 pops up,The side wall lower ends of upper cover 2 no longer stops rotating vane 81,Effect due to wind spring 85,Rotating vane 81 rotates,So that the free end of rotating vane 81 stretches out upper cover 2 and the outside of base 1,Such as Fig. 3,Owing to rotating vane 81 is provided with the bright-coloured warning color being beneficial to identification,Time operator make an inspection tour,Will be clear on a road,Improve inspection efficiency,After rotating vane 81 ejects,Also due to the effect of arc chute 82,Rotating vane 81 is made to be limited after turning to certain angle;After docking wire clamp carries out maintenance replacing, then rotating vane 81 being pressed back into upper cover 2 intracavity, after again changing fusible alloy pad 6, the end that base 1 is arranged on bolt again can be reused.

Claims (5)

  1. null1. the temperature measurement and alarm device of electrical apparatus interstar connection folder,Including base (1) and upper cover (2),The middle part of base (1) is provided with through hole,The through hole lower inner wall of base (1) is provided with the screw thread suitable with bolt,Upper cover (2) is located at the top of base (1),The side wall lower ends of upper cover (2) is coincide along the upper face with base (1),It is characterized in that: the through hole top of base (1) is fixed with sliding sleeve (3),Sliding sleeve (3) intracavity is provided with traveller (5),Traveller (5) upper end is passed the upper edge of sliding sleeve (3) and is connected with upper cover (2) by screw (7) fixing,The spring (4) being set in sliding sleeve (3) outside it is provided with between upper cover (2) and base (1),Fusible alloy pad (6) is connected fixing by the lower end of screw with traveller (5),All edges load of fusible alloy pad (6) puts the lower port at sliding sleeve (3) along upper,The upper face of described base (1) is provided with rotation alarming device (8),Rotate alarming device (8) and be positioned at upper cover (2) intracavity.
  2. null2. the temperature measurement and alarm device of electrical apparatus interstar connection according to claim 1 folder,It is characterized in that: described rotation alarming device (8),By rotating vane (81)、Limited post (83)、Alignment pin (84)、Wind spring (85) and fixed block (86) are constituted,The middle part of rotating vane (81) is provided with arc chute (82),Rotating vane (81) is rotated by alignment pin (84) and is arranged on the upper face of base (1),Limited post (83) is fixed on the upper face of base (1) through arc chute (82),Wind spring (85) is set on alignment pin (84),The inner termination of wind spring (85) is fixed on alignment pin (84),The external end head of wind spring (85) is fixed on the fixed block (86) of rotating vane (81),The bottom, medial wall of upper cover (2) keeps off in the outside of rotating vane (81) free end.
  3. 3. the temperature measurement and alarm device of electrical apparatus interstar connection according to claim 1 and 2 folder, it is characterised in that: described rotation alarming device (8) is provided with 23, is uniformly laid on the upper face of base (1).
  4. 4. the temperature measurement and alarm device of electrical apparatus interstar connection according to claim 1 folder, it is characterized in that: the upper end oral area of described sliding sleeve (3) be provided with inwardly protruded in turn edge, the lower end of described traveller (5) is provided with and corresponding outer turn edge that turn edge in sliding sleeve (3).
  5. 5. the temperature measurement and alarm device of electrical apparatus interstar connection according to claim 2 folder, it is characterised in that: the surface of the rotating vane (81) of described rotation alarming device (8) scribbles redness.
CN201610286589.5A 2016-05-04 2016-05-04 The temperature measurement and alarm device of electrical apparatus interstar connection folder Active CN105758536B (en)

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CN201610286589.5A CN105758536B (en) 2016-05-04 2016-05-04 The temperature measurement and alarm device of electrical apparatus interstar connection folder

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CN105758536B CN105758536B (en) 2018-03-30

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017704A (en) * 2016-07-29 2016-10-12 湖南英科电力技术有限公司 Strain clamp overtemperature warning device
CN107462340A (en) * 2017-09-19 2017-12-12 广东电网有限责任公司中山供电局 A kind of overtemperature warns bolt
CN114094364A (en) * 2021-10-29 2022-02-25 国网山东省电力公司临沂供电公司 T binding clip with over-temperature prompt function

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0392736A (en) * 1989-09-04 1991-04-17 Uchihashi Estec Co Ltd Temperature sensor
US5203278A (en) * 1991-12-31 1993-04-20 Commonwealth Technology Inc. Temperature warning device
CN104655314A (en) * 2015-03-23 2015-05-27 国家电网公司 Electrical equipment connector lead temperature measuring device prepared by adopting fusible alloy
CN105181159A (en) * 2015-10-23 2015-12-23 苏州国嘉记忆合金有限公司 Heating indicator for electrical equipment, driving element and preparation method thereof
CN205655929U (en) * 2016-05-04 2016-10-19 国网山东省电力公司莱芜供电公司 Temperature measurement warning device of electrical equipment binding clip

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0392736A (en) * 1989-09-04 1991-04-17 Uchihashi Estec Co Ltd Temperature sensor
US5203278A (en) * 1991-12-31 1993-04-20 Commonwealth Technology Inc. Temperature warning device
CN104655314A (en) * 2015-03-23 2015-05-27 国家电网公司 Electrical equipment connector lead temperature measuring device prepared by adopting fusible alloy
CN105181159A (en) * 2015-10-23 2015-12-23 苏州国嘉记忆合金有限公司 Heating indicator for electrical equipment, driving element and preparation method thereof
CN205655929U (en) * 2016-05-04 2016-10-19 国网山东省电力公司莱芜供电公司 Temperature measurement warning device of electrical equipment binding clip

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017704A (en) * 2016-07-29 2016-10-12 湖南英科电力技术有限公司 Strain clamp overtemperature warning device
CN106017704B (en) * 2016-07-29 2018-06-15 湖南英科电力技术有限公司 Strain clamp overtemperature alarming device
CN107462340A (en) * 2017-09-19 2017-12-12 广东电网有限责任公司中山供电局 A kind of overtemperature warns bolt
CN114094364A (en) * 2021-10-29 2022-02-25 国网山东省电力公司临沂供电公司 T binding clip with over-temperature prompt function
CN114094364B (en) * 2021-10-29 2024-04-05 国网山东省电力公司临沂供电公司 Over-temperature prompt T binding clip

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