CN109030902B - Current transformer - Google Patents
Current transformer Download PDFInfo
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- CN109030902B CN109030902B CN201810941714.0A CN201810941714A CN109030902B CN 109030902 B CN109030902 B CN 109030902B CN 201810941714 A CN201810941714 A CN 201810941714A CN 109030902 B CN109030902 B CN 109030902B
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- current transformer
- fixing ring
- retainer plate
- upper fixing
- plate
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- Expired - Fee Related
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- 238000005259 measurement Methods 0.000 claims abstract description 16
- 229920001971 elastomer Polymers 0.000 claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000004880 explosion Methods 0.000 claims 4
- 239000000839 emulsion Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 3
- 238000013480 data collection Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006173 natural rubber latex Polymers 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
Abstract
The invention discloses a current transformer, which comprises a current transformer body, wherein an upper fixing ring of the current transformer is arranged on the current transformer body, a lower fixing ring of the current transformer is arranged below the upper fixing ring of the current transformer, an arc-shaped groove A is arranged on one side of the top of the upper fixing ring of the current transformer, an arc-shaped groove B is arranged on the other side of the top of the upper fixing ring of the current transformer, a temperature sensor is arranged on one side of the front side of the upper fixing ring of the current transformer, a pressure sensor is arranged on the other side of the front side of the upper fixing ring of the current transformer, a bottom fixing plate is arranged on the top of the upper fixing ring of the current transformer, an explosion-proof device is arranged on the bottom fixing plate, an explosion-proof device protective rubber sleeve is sleeved outside the explosion-proof device, and a, The measurement is more comprehensive, and the method is suitable for measurement and statistics of various cable currents and other various data.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to a current transformer.
Background
The traditional current measurement can use a current transformer (also called a current sensor), the current detection of mechanical equipment in a factory is commonly used for an LKZB-0.5 type current transformer, the traditional LKZB-0.5 type current transformer has a single structure and few functions, measurement data are few, the safety of equipment in industrial production is important, the monitoring of cables cannot be limited to current, and the traditional LKZB-0.5 type current transformer does not have other measurement functions, so that the current transformer provided by the invention is used for solving the problems.
Disclosure of Invention
The present invention is directed to solving the above problems and providing a current transformer.
In order to solve the above problems, the present invention provides a technical solution:
a current transformer comprises a current transformer body, wherein a current transformer upper fixing ring is arranged on the current transformer body, a current transformer lower fixing ring is arranged below the current transformer upper fixing ring, an arc-shaped groove A is arranged on one side of the upper top of the current transformer upper fixing ring, an arc-shaped groove B is arranged on the other side of the upper top of the current transformer upper fixing ring, a temperature sensor is arranged on one side of the upper front side of the current transformer upper fixing ring, a pressure sensor is arranged on the other side of the upper front side of the current transformer upper fixing ring, a bottom fixing plate is arranged on the top of the current transformer upper fixing ring, an explosion-proof device is arranged on the bottom fixing plate, an explosion-proof device protection rubber sleeve is sleeved on the outer side of the explosion-proof device, a wireless transceiver is arranged on one side of the explosion-proof device and on the top of, the current transformer goes up the retainer plate and connects through the mutual-inductor retainer plate connection pivot between the temperature sensor, retainer plate bottom one side is equipped with arc wall D under the current transformer, retainer plate bottom opposite side is equipped with arc wall C under the current transformer, the positive one side of retainer plate is equipped with humidity transducer under the current transformer, the positive opposite side of retainer plate is equipped with current sensor digital display screen under the current transformer, form the current test hole under retainer plate and the current transformer on the current transformer between the retainer plate, all be equipped with the retainer plate inner wall on the current transformer in the current test hole outside on the retainer plate and the current transformer on the retainer plate.
Preferably, an upper fixing ring convex plate is arranged on the upper fixing ring of the current transformer and positioned at the outer side of the other end of the connecting rotating shaft of the transformer fixing ring, the upper fixing ring convex plate is fixedly connected with the upper fixing ring of the current transformer, a metal spring roller is arranged on the upper fixing ring convex plate, the metal spring roller is positioned in the upper fixing ring convex plate and is connected with a limiting grabbing rod at the outer side of the upper fixing ring convex plate through two thin springs, two springs on the limiting grabbing rod are connected with the limiting grabbing rod through a metal rod and a metal chain and penetrate through a limiting groove of the limiting grabbing rod, the limiting grabbing rod is connected with the limiting groove of the limiting grabbing rod in a sliding manner, the metal rod on the limiting grabbing rod is connected with a grabbing rod sliding groove at the bottom of the upper fixing ring convex plate in a sliding manner, two sides of the bottom of the limiting grabbing rod are respectively connected with a connecting cable, the two connecting cables are connected through a pull rod, the spacing pole bottom of grabbing is equipped with the spacing groove, go up retainer plate flange below and be located current transformer lower retainer plate one side and be equipped with the fastening and grab pole spacing clamp, the fastening is grabbed and is equipped with a plurality of mounting grooves on the pole spacing clamp, be equipped with first gag lever post, second gag lever post and third gag lever post between the mounting groove respectively, the spacing groove can with any gag lever post joint of first gag lever post, second gag lever post and third gag lever post.
Preferably, the temperature sensor is a CWDZ33 type coupler plug-in temperature sensor, the pressure sensor is a PTX5072 type pressure sensor, the humidity sensor is an EE210 type humidity sensor, the current transformer body is an LKZB-0.5 type current transformer body, the temperature sensor, the pressure sensor and the humidity sensor are all provided with a measuring coupler and a digital display mechanism, the measuring couplers of the temperature sensor and the pressure sensor are respectively arranged on two sides of the inner wall of a fixing ring on the upper fixing ring of the current transformer, and the coupler of the humidity sensor is arranged on the inner wall of the fixing ring in the lower fixing ring of the current transformer.
Preferably, the bottom fixing plate is detachably connected with the current transformer body.
Preferably, one side of the upper fixing ring of the current transformer and one side of the lower fixing ring of the current transformer are connected with the rotating shaft through the transformer fixing ring in a rotating mode.
Preferably, the surface of the inner wall of the fixing ring is paved with a protective pad made of an antiskid rubber material and provided with textures.
Preferably, a monitoring terminal is arranged outside the wireless transceiver.
Preferably, arc-shaped groove gaskets are arranged on the arc-shaped groove B and the arc-shaped groove A at the top of the upper fixing ring of the current transformer and the arc-shaped groove D and the arc-shaped groove C at the bottom of the lower fixing ring of the current transformer, and the arc-shaped groove gaskets are made of natural latex materials.
The invention has the beneficial effects that:
the invention discloses a more practical, convenient and more comprehensive measurement current transformer by upgrading and transforming an LKZB-0.5 type current transformer in the prior art, wherein an upper fixing ring convex plate is arranged on an upper fixing ring of the current transformer and positioned at the outer side of the other end of a connecting rotating shaft of a transformer fixing ring, the upper fixing ring convex plate is fixedly connected with the upper fixing ring of the current transformer, a metal spring roller is arranged on the upper fixing ring convex plate, the metal spring roller is positioned in the upper fixing ring convex plate and connected with a limiting grabbing rod at the outer side of the upper fixing ring convex plate through two thin springs, the two springs on the limiting grabbing rod are connected with the limiting grabbing rod through a metal rod and a metal lock chain and pass through a limiting grabbing rod limiting groove, the limiting grabbing rod is connected with the limiting grabbing rod limiting groove in a sliding manner, the metal rod on the limiting grabbing rod is connected with a grabbing rod sliding groove at the bottom of the upper fixing ring convex plate in a sliding manner, the two sides of the bottom of the limiting grabbing rod are respectively connected with a connecting cable, the two connecting cables are connected through a pull rod, a soft rubber anti-slip mat is laid on the outer side of the pull rod, the bottom of the limiting grabbing rod is provided with a limiting groove, the limiting groove is formed in the position, below the upper fixing ring convex plate and on one side of the current transformer lower fixing ring, a fastening grabbing rod limiting clamp is arranged, a plurality of mounting grooves are formed in the fastening grabbing rod limiting clamp, a first limiting rod, a second limiting rod and a third limiting rod are arranged among the mounting grooves respectively, the limiting groove can be clamped with any one of the first limiting rod, the second limiting rod and the third limiting rod, and the assembly, disassembly and measurement between the current transformer upper fixing ring and the current transformer lower fixing ring; the temperature sensor is a CWDZ33 type coupler plug-in temperature sensor, the pressure sensor is a PTX5072 type pressure sensor, the humidity sensor is an EE210 type humidity sensor, the current transformer body 1 is an LKZB-0.5 type current transformer body 1, the temperature sensor, the pressure sensor and the humidity sensor are respectively provided with a measuring coupler and a digital display mechanism, the measuring couplers of the temperature sensor and the pressure sensor are respectively arranged at two sides of the inner wall of a fixed ring on the upper fixed ring of the current transformer, and the coupler of the humidity sensor is arranged on the inner wall of the fixed ring in the lower fixed ring of the current transformer, so that the numerical values of the current transformer body in all aspects can be conveniently measured; the bottom fixing plate is detachably connected with the current transformer body, so that the explosion-proof device is convenient to replace; one side of the upper fixing ring of the current transformer is rotatably connected with one side of the lower fixing ring of the current transformer through the transformer fixing ring connecting rotating shaft, so that the integral structure is optimized, and the use is more flexible and convenient; the surface of the inner wall of the fixed ring is paved with a protective pad made of antiskid rubber material and provided with texture, so that the coil is prevented from sideslipping during measurement; a monitoring terminal is arranged outside the wireless transceiver, so that data statistics and data collection are facilitated; arc-shaped groove gaskets are arranged on the arc-shaped groove B and the arc-shaped groove A at the top of the upper fixing ring of the current transformer and the arc-shaped groove D and the arc-shaped groove C at the bottom of the lower fixing ring of the current transformer, and the arc-shaped groove gaskets are made of natural latex materials and are convenient for a user to grab; the invention improves the current transformer in the prior art, so that the current transformer is more practical and convenient, has more comprehensive measurement, and is suitable for various measurement and statistics of cable current and other various data.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the invention at A;
FIG. 3 is a block diagram of the system of the present invention.
In the figure: 1. a current transformer body; 2. a current transformer upper fixing ring; 3. a temperature sensor; 4. the mutual inductor fixing ring is connected with the rotating shaft; 5. a lower fixing ring of the current transformer; 6. a humidity sensor; 7. an arc-shaped groove D; 8. an arc-shaped groove B; 9. the inner wall of the fixed ring; 10. a current test hole; 11. a current sensor digital display screen; 12. an arc-shaped groove C; 13. an arc-shaped slot gasket; 14. fastening a grabbing rod limiting clamp; 15. a metal spring roller; 16. a first limit rod; 17. mounting grooves; 18. a second limiting rod; 19. a third limiting rod; 20. a pressure sensor; 21. a bottom fixing plate; 22. fixing the bolt; 23. the explosion-proof device protects the gum cover; 24. an explosion-proof device; 25. a wireless transceiver; 26. an arc-shaped groove A; 27. a limiting grabbing rod; 28. a connecting cable; 29. a limiting groove of the limiting grabbing rod; 30. a pull rod; 31. an upper retainer plate; 32. a limiting groove; 33. a grab bar chute.
The specific implementation mode is as follows:
as shown in fig. 1 to 3, the following technical solutions are adopted in the present embodiment: a current transformer comprises a current transformer body 1, wherein a current transformer upper fixing ring 2 is arranged on the current transformer body 1, a current transformer lower fixing ring 5 is arranged below the current transformer upper fixing ring 2, an arc groove A26 is arranged on one side of the upper top of the current transformer upper fixing ring 2, an arc groove B8 is arranged on the other side of the upper top of the current transformer upper fixing ring 2, a temperature sensor 3 is arranged on one side of the upper front of the current transformer upper fixing ring 2, a pressure sensor 20 is arranged on the other side of the upper front of the current transformer upper fixing ring 2, a bottom fixing plate 21 is arranged on the top of the current transformer upper fixing ring 2, an explosion-proof device 24 is arranged on the bottom fixing plate 21, an explosion-proof device protecting rubber sleeve 23 is sleeved on the outer side of the explosion-proof device 24, and a wireless transceiver 25 is arranged on one side of the explosion-proof device, bottom fixed plate 21 is fixed in the top of retainer plate 2 on the current transformer through four fixing bolt 22, connect pivot 4 through the mutual-inductor retainer plate between retainer plate 2 and the temperature sensor 3 on the current transformer and connect, 5 bottom one side of retainer plate are equipped with arc wall D7 under the current transformer, 5 bottom opposite sides of retainer plate are equipped with arc wall C12 under the current transformer, 5 positive one sides of retainer plate are equipped with humidity transducer 6 under the current transformer, 5 positive opposite sides of retainer plate are equipped with current sensor digital display screen 11 under the current transformer, form current test hole 10 under the current transformer between retainer plate 5 under retainer plate 2 and the current transformer on the current transformer in current test hole 10 outside all is equipped with retainer plate inner wall 9 under retainer plate 5 on retainer plate 2 and the current transformer on the current transformer in the current test hole 10 outside.
Wherein, an upper fixing ring convex plate 31 is arranged on the upper fixing ring 2 of the current transformer and positioned at the outer side of the other end of the connecting rotating shaft 4 of the transformer fixing ring, the upper fixing ring convex plate 31 is fixedly connected with the upper fixing ring 2 of the current transformer, a metal spring roll 15 is arranged on the upper fixing ring convex plate 31, the metal spring roll 15 is positioned inside the upper fixing ring convex plate 31 and is connected with a limiting grabbing rod 27 at the outer side of the upper fixing ring convex plate 31 through two thin springs, two springs on the limiting grabbing rod 27 are connected with the limiting grabbing rod 27 through a metal rod and a metal chain and pass through a limiting grabbing rod limiting groove 29, the limiting grabbing rod 27 is connected with the limiting grabbing rod limiting groove 29 in a sliding manner, the metal rod on the limiting grabbing rod 27 is connected with a grabbing rod sliding groove 33 at the bottom of the upper fixing ring convex plate 31 in a sliding manner, two connecting cables 28 are respectively connected at two sides of the bottom of the limiting grabbing rod 27, and the two connecting cables 28 are connected through, soft rubber slipmat is laid in the 30 outsides of pull rod, the spacing pole 27 bottom of grabbing is equipped with spacing groove 32, it just is equipped with the fastening and grabs pole stop clip 14 to be located current transformer lower retainer plate 5 one side to go up retainer plate 31 below, the fastening is grabbed and is equipped with a plurality of mounting grooves 17 on the pole stop clip 14, be equipped with first gag lever post 16, second gag lever post 18 and third gag lever post 19 between the mounting groove 17 respectively, spacing groove 32 can with first gag lever post 16, second gag lever post 18 and any gag lever post joint of third gag lever post 19, make things convenient for dismouting and measurement between retainer plate 5 under retainer plate 2 and the current transformer on the current transformer.
The temperature sensor 3 is a CWDZ33 type coupler plug-in temperature sensor 3, the pressure sensor 20 is a PTX5072 type pressure sensor 20, the humidity sensor 6 is an EE210 type humidity sensor, the current transformer body 1 is an LKZB-0.5 type current transformer body 1, the temperature sensor 3, the pressure sensor 20 and the humidity sensor 6 are all provided with a measuring coupler and a digital display mechanism, the measuring couplers of the temperature sensor 3 and the pressure sensor 20 are respectively arranged on two sides of a fixing ring inner wall 9 on a fixing ring 2 on the current transformer, and the coupler of the humidity sensor 6 is arranged on the fixing ring inner wall 9 in a fixing ring 5 under the current transformer, so that the numerical values of each aspect of the current transformer body 1 can be conveniently measured.
The bottom fixing plate 21 and the current transformer body 1 are detachably connected, and the explosion-proof device 24 is convenient to replace.
The upper fixing ring 2 side of the current transformer and the lower fixing ring 5 side of the current transformer are connected with the rotating shaft 4 through the transformer fixing ring in a rotating mode, the whole structure is optimized, and the use is more flexible and convenient.
Wherein, the protection pad that has the texture that anti-skidding rubber material made is laid on retainer plate inner wall 9 surface, prevents that the coil from sideslipping when measuring.
Wherein, the wireless transceiver 25 is externally provided with a monitoring terminal, which is convenient for counting and collecting data.
Wherein, all be equipped with arc wall gasket 13 on arc wall B8 and the arc wall A26 and the arc wall D7 and the arc wall C12 of current transformer lower retainer plate 5 bottom at 2 tops of last retainer plate of current transformer, arc wall gasket 13 is made for the natural rubber latex material, and the person of facilitating the use snatchs.
Specifically, the method comprises the following steps: the invention upgrades and reforms the LKZB-0.5 type current transformer in the prior art, and invents a more practical, convenient and more comprehensive current transformer, wherein, the current transformer of the invention is provided with an upper fixing ring convex plate 31 on the upper fixing ring 2 and outside the other end of the connecting rotating shaft 4 of the transformer fixing ring, the upper fixing ring convex plate 31 is fixedly connected with the upper fixing ring 2 of the current transformer, a metal clockwork spring roller 15 is arranged on the upper fixing ring convex plate 31, the metal clockwork spring roller 15 is arranged inside the upper fixing ring convex plate 31 and is connected with a limit grabbing rod 27 outside the upper fixing ring convex plate 31 through two thin springs, two springs on the limit grabbing rod 27 are connected with the limit grabbing rod 27 through a metal rod and a metal chain and pass through a limit grabbing rod limiting groove 29, the limit grabbing rod 27 is connected with the limit grabbing rod limiting groove 29 in a sliding way, the metal rod on the limit grabbing rod 27 is connected with a grabbing rod sliding way 33 at the bottom of the upper fixing ring convex plate 31, the two sides of the bottom of the limiting grabbing rod 27 are respectively connected with a connecting cable 28, the two connecting cables 28 are connected through a pull rod 30, a soft rubber anti-skid pad is laid on the outer side of the pull rod 30, a limiting groove 32 is formed in the bottom of the limiting grabbing rod 27, a fastening grabbing rod limiting clamp 14 is arranged below the upper fixing ring convex plate 31 and on one side of the lower fixing ring 5 of the current transformer, a plurality of mounting grooves 17 are formed in the fastening grabbing rod limiting clamp 14, a first limiting rod 16, a second limiting rod 18 and a third limiting rod 19 are respectively arranged among the mounting grooves 17, the limiting groove 32 can be clamped with any one of the first limiting rod 16, the second limiting rod 18 and the third limiting rod 19, and the mounting, dismounting and measurement between the upper fixing ring 2 of the current transformer and the lower fixing ring 5 of the current transformer are; the temperature sensor 3 is a CWDZ33 type coupler plug-in temperature sensor 3, the pressure sensor 20 is a PTX5072 type pressure sensor 20, the humidity sensor 6 is an EE210 type humidity sensor, the current transformer body 1 is an LKZB-0.5 type current transformer body 1, the temperature sensor 3, the pressure sensor 20 and the humidity sensor 6 are all provided with a measuring coupler and a digital display mechanism, the measuring couplers of the temperature sensor 3 and the pressure sensor 20 are respectively arranged on two sides of a fixing ring inner wall 9 on a fixing ring 2 on the current transformer, and the coupler of the humidity sensor 6 is arranged on a fixing ring inner wall 9 in a fixing ring 5 under the current transformer, so that the numerical values of all aspects of the current transformer body 1 can be conveniently measured; the bottom fixing plate 21 is detachably connected with the current transformer body 1, so that the explosion-proof device 24 is convenient to replace; one side of the upper fixing ring 2 of the current transformer is rotatably connected with one side of the lower fixing ring 5 of the current transformer through a transformer fixing ring connecting rotating shaft 4, so that the integral structure is optimized, and the use is more flexible and convenient; a textured protective pad made of an antiskid rubber material is laid on the surface of the inner wall 9 of the fixed ring, so that the coil is prevented from sideslipping during measurement; a monitoring terminal is arranged outside the wireless transceiver 25, so that data statistics and data collection are facilitated; arc groove gaskets 13 are arranged on the arc groove B8 and the arc groove A26 at the top of the upper fixing ring 2 of the current transformer and the arc groove D7 and the arc groove C12 at the bottom of the lower fixing ring 5 of the current transformer, and the arc groove gaskets 13 are made of natural latex materials, so that a user can conveniently grab the gasket; the invention improves the current transformer in the prior art, so that the current transformer is more practical and convenient, has more comprehensive measurement, and is suitable for various measurement and statistics of cable current and other various data.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (5)
1. A current transformer comprises a current transformer body (1), and is characterized in that: the anti-explosion device is characterized in that a current transformer upper fixing ring (2) is arranged on the current transformer body (1), a current transformer lower fixing ring (5) is arranged below the current transformer upper fixing ring (2), an arc-shaped groove A (26) is arranged on one side of the upper top of the current transformer upper fixing ring (2), an arc-shaped groove B (8) is arranged on the other side of the upper top of the current transformer upper fixing ring (2), a temperature sensor (3) is arranged on one side of the upper front side of the current transformer upper fixing ring (2), a pressure sensor (20) is arranged on the other side of the upper front side of the current transformer upper fixing ring (2), a bottom fixing plate (21) is arranged on the top of the current transformer upper fixing ring (2), an anti-explosion device (24) is arranged on the bottom fixing plate (21), an anti-explosion device protection rubber sleeve (23) is sleeved on the outer side of the anti-explosion device (24), a wireless transceiver (25) is, bottom fixed plate (21) are fixed in the top of current transformer last retainer plate (2) through four fixing bolt (22), current transformer goes up retainer plate (2) one side and current transformer lower retainer plate (5) one side and passes through the mutual-inductor retainer plate and connect pivot (4) rotation connection, current transformer lower retainer plate (5) bottom one side is equipped with arc wall D (7), current transformer lower retainer plate (5) bottom opposite side is equipped with arc wall C (12), current transformer lower retainer plate (5) openly one side is equipped with humidity transducer (6), current transformer lower retainer plate (5) openly opposite side is equipped with current sensor digital display screen (11), current transformer goes up retainer plate (2) and current transformer and forms current test hole (10) down between retainer plate (5), current transformer in current test hole (10) the outside goes up retainer plate (2) and current transformer lower retainer plate (5) The inner walls (9) of the fixed rings are arranged on the upper parts;
an upper fixing ring convex plate (31) is arranged on the upper fixing ring (2) of the current transformer and positioned at the outer side of the other end of the transformer fixing ring connecting rotating shaft (4), the upper fixing ring convex plate (31) is fixedly connected with the upper fixing ring (2) of the current transformer, a metal spring roller (15) is arranged on the upper fixing ring convex plate (31), the metal spring roller (15) is positioned inside the upper fixing ring convex plate (31) and is connected with a limiting grabbing rod (27) at the outer side of the upper fixing ring convex plate (31) through two thin springs, the two springs on the limiting grabbing rod (27) are connected with the limiting grabbing rod (27) through a metal rod and a metal chain and penetrate through a limiting grabbing rod limiting groove (29), the limiting grabbing rod (27) is slidably connected with the limiting grabbing rod limiting groove (29), the metal rod on the limiting grabbing rod (27) is slidably connected with the grabbing rod sliding groove (33) at the bottom of the upper fixing ring convex plate (31), connecting cable (28), two are respectively connected to spacing pole (27) bottom both sides of grabbing, connect through pull rod (30) between connecting cable (28), soft rubber slipmat is laid in pull rod (30) outside, spacing pole (27) bottom of grabbing is equipped with spacing groove (32), it is equipped with fastening grabbing pole spacing clip (14) just to be located current transformer lower retainer plate (5) one side to go up retainer plate (31) below, be equipped with a plurality of mounting grooves (17) on fastening grabbing pole spacing clip (14), be equipped with first gag lever post (16), second gag lever post (18) and third gag lever post (19) between mounting groove (17) respectively, spacing groove (32) can with any gag lever post joint of first gag lever post (16), second gag lever post (18) and third gag lever post (19).
2. A current transformer according to claim 1, wherein: temperature sensor (3) are the bayonet temperature sensor of CWDZ33 type couple, pressure sensor (20) are PTX5072 type pressure sensor, humidity transducer (6) are EE210 type humidity transducer, current transformer body (1) are LKZB-0.5 type current transformer body, temperature sensor (3), pressure sensor (20) and humidity sensor (6) all are equipped with and measure couple and digital display mechanism, the measurement couple of temperature sensor (3) and pressure sensor (20) is established respectively in the both sides of retainer plate inner wall (9) on current transformer last retainer plate (2), the couple of humidity sensor (6) sets up on retainer plate inner wall (9) in retainer plate (5) under the current transformer, arc wall B (8) and arc wall A (26) and the arc wall D (7) and the arc wall C (12) of retainer plate (5) bottom under current transformer at the last retainer plate (2) top of current transformer ) On all be equipped with arc wall gasket (13), arc wall gasket (13) are made for the natural emulsion material, current transformer goes up retainer plate (2) one side and current transformer lower retainer plate (5) one side and passes through mutual-inductor retainer plate connection pivot (4) and rotate the connection.
3. A current transformer according to claim 1, wherein: the bottom fixing plate (21) is detachably connected with the current transformer body (1).
4. A current transformer according to claim 1, wherein: the surface of the inner wall (9) of the fixing ring is paved with a protective pad which is made of anti-skid rubber and has texture.
5. A current transformer according to claim 1, wherein: and a monitoring terminal is arranged outside the wireless transceiver (25).
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CN201810941714.0A CN109030902B (en) | 2018-08-17 | 2018-08-17 | Current transformer |
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CN201810941714.0A CN109030902B (en) | 2018-08-17 | 2018-08-17 | Current transformer |
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CN109030902B true CN109030902B (en) | 2021-01-15 |
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