CN109030902A - A kind of current transformer - Google Patents
A kind of current transformer Download PDFInfo
- Publication number
- CN109030902A CN109030902A CN201810941714.0A CN201810941714A CN109030902A CN 109030902 A CN109030902 A CN 109030902A CN 201810941714 A CN201810941714 A CN 201810941714A CN 109030902 A CN109030902 A CN 109030902A
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- Prior art keywords
- retainer plate
- current transformer
- limit
- bar
- arc groove
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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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transformers For Measuring Instruments (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
The invention discloses a kind of current transformers, including current transformer ontology, current transformer ontology is equipped with retainer plate on current transformer, retainer plate under current transformer is equipped on current transformer below retainer plate, retainer plate upper top side is equipped with arc groove A on current transformer, the retainer plate upper top other side is equipped with arc groove B on current transformer, positive side is equipped with temperature sensor on retainer plate on current transformer, the positive other side is equipped with pressure sensor on retainer plate on current transformer, bottom fixed board is equipped on current transformer at the top of retainer plate, bottom fixed board is equipped with explosion-proof apparatus, explosion-proof apparatus outer sheath sets explosion-proof apparatus protection gum cover, explosion-proof apparatus side and it is located on current transformer and is equipped with wireless transceiver at the top of retainer plate, the present invention is transformed current transformer in the prior art, keep it more practical and convenient , measurement it is more comprehensive, suitable for various measurements and statistics to cable current and other a variety of data.
Description
Technical field
The invention belongs to electrical equipment technical field, in particular to a kind of current transformer.
Background technique
Traditional current measurement can use current transformer (being called current sensor), mechanical equipment current detecting in factory
LKZB-0.5 type current transformer is commonly used, traditional LKZB-0.5 type current transformer structure is single, function is few, measurement data
Few, the safety of equipment is most important in the industrial production, cannot be only limitted to electric current, traditional LKZB-0.5 type to the monitoring of cable
Current transformer does not have other measurement functions, so the present invention provides a kind of current transformer to solve the above problems.
Summary of the invention
The object of the invention is that providing a kind of current transformer to solve the above-mentioned problems.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions:
A kind of current transformer, including current transformer ontology, the current transformer ontology are equipped with solid on current transformer
It is fixed to enclose, retainer plate under current transformer, retainer plate on the current transformer are equipped on the current transformer below retainer plate
Upper top side is equipped with arc groove A, and the retainer plate upper top other side is equipped with arc groove B, the electric current on the current transformer
Positive side is equipped with temperature sensor on retainer plate on mutual inductor, and the positive other side is equipped on retainer plate on the current transformer
Pressure sensor, bottom fixed board is equipped on the current transformer at the top of retainer plate, the bottom fixed board is equipped with explosion-proof
Device, the explosion-proof apparatus outer sheath set explosion-proof apparatus protection gum cover, the explosion-proof apparatus side and be located at current transformer on retainer plate top
Portion is equipped with wireless transceiver, and the bottom fixed board is fixed on the top of retainer plate on current transformer by four fixing bolts
Portion connects shaft connection, the electricity by mutual inductor retainer plate between retainer plate and temperature sensor on the current transformer
Retainer plate bottom side is equipped with arc groove D under current transformer, and the retainer plate bottom other side is equipped with arc under the current transformer
Slot C, retainer plate front side is equipped with humidity sensor under the current transformer, and retainer plate front is another under the current transformer
Side is equipped with current sensor digital display screen, forms electricity between retainer plate under retainer plate and current transformer on the current transformer
Current test hole is equipped on the outermost current transformer in testing current hole on retainer plate under retainer plate and current transformer
Retainer plate inner wall.
Preferably, on retainer plate and being located at the outer of the mutual inductor retainer plate connection shaft other end on the current transformer
Side is equipped with upper retainer plate protrusive board, and fixed circle protrusive board is fixedly connected with retainer plate on current transformer, fixed circle
Protrusive board is equipped with metal clockwork spring roller, and the metal clockwork spring roller is located inside upper retainer plate protrusive board through two hairsprings and upper fixation
Bar connection is grabbed in limit on the outside of circle protrusive board, and the limit grabs two springs on bar and passes through a metallic rod and metal chain and limit
Position, which grabs bar and is connected and through limit, grabs bar limiting slot, and the limit, which grabs bar and grabs bar limiting slot with limit, to be slidably connected, the limit
The bar sliding slot of grabbing for grabbing metallic rod and upper retainer plate protrusive board bottom on bar is slidably connected, and the limit is grabbed bar two sides of the bottom and respectively connected
One connecting strand is connected by pull rod between two connecting strands, and soft rubber non-slip mat is laid on the outside of the pull rod, described
Limit grabs bar bottom equipped with limiting slot, fixed circle protrusive board lower section and positioned at retainer plate side under current transformer equipped with tight
Admittedly grabbing bar position limiting clamp, the fastening grabs bar position limiting clamp and is equipped with several mounting grooves, is respectively equipped with the first limit between the mounting groove
Position bar, the second gag lever post and third gag lever post, the limiting slot can be limited with the first gag lever post, the second gag lever post and third
Any gag lever post clamping of bar.
Preferably, the temperature sensor is CWDZ33 type coupling head plug-type temperature sensor, the pressure sensor
For PTX5072 type pressure sensor, the humidity sensor is EE210 type humidity sensor, and the current transformer ontology is
LKZB-0.5 type current transformer ontology, the temperature sensor, pressure sensor and humidity sensor are equipped with measurement coupling
Head and digital display mechanism, the measurement coupling head of the temperature sensor and pressure sensor are built in retainer plate on current transformer respectively
On retainer plate inner wall two sides, the coupling head of the humidity sensor is set under current transformer in the retainer plate in retainer plate
On wall.
Preferably, the bottom fixed board and current transformer ontology are to be detachably connected.
Preferably, retainer plate side passes through mutual inductor under retainer plate side and current transformer on the current transformer
Retainer plate connects shaft rotation connection.
Preferably, the retainer plate inner wall surface is laid with made of anti-slip rubber material with textured protective pad.
Preferably, being equipped with monitor terminal outside the wireless transceiver.
Preferably, under arc groove B and arc groove A and current transformer on the current transformer at the top of retainer plate
Arc groove gasket is equipped on the arc groove D and arc groove C of retainer plate bottom, the arc groove gasket is natural emulsion material system
At.
Beneficial effects of the present invention:
The present invention has been invented a kind of more real by carrying out upgrading to LKZB-0.5 type current transformer in the prior art
With convenient, the more comprehensive current transformer of measurement, wherein on retainer plate and positioned at mutual inductor on current transformer of the invention
The outside that retainer plate connects the shaft other end is equipped with upper retainer plate protrusive board, and retainer plate is solid on upper retainer plate protrusive board and current transformer
Fixed connection, upper retainer plate protrusive board are equipped with metal clockwork spring roller, and metal clockwork spring roller is located at thin by two inside upper retainer plate protrusive board
Spring is grabbed bar with the limit on the outside of upper retainer plate protrusive board and is connect, and limit grabs two springs on bar and passes through a metallic rod and metal
Chain and limit, which grab bar and be connected and through limit, grabs bar limiting slot, and limit, which grabs bar and grabs bar limiting slot with limit, to be slidably connected, limit
The bar sliding slot of grabbing for grabbing metallic rod and upper retainer plate protrusive board bottom on bar is slidably connected, and limit grabs bar two sides of the bottom and respectively connects one
Connecting strand is connected by pull rod between two connecting strands, and soft rubber non-slip mat is laid on the outside of pull rod, and limit is grabbed bar bottom and is equipped with
Limiting slot, limiting slot below upper retainer plate protrusive board and are located at retainer plate side under current transformer and are equipped with fastening and grab bar position limiting clamp,
Fastening grabs bar position limiting clamp equipped with several mounting grooves, and the first gag lever post, the second gag lever post and the are respectively equipped between mounting groove
Three gag lever posts, limiting slot can be clamped with any gag lever post of the first gag lever post, the second gag lever post and third gag lever post, facilitate electricity
Dismounting and measurement on current transformer under retainer plate and current transformer between retainer plate;Temperature sensor is CWDZ33 type coupling
Head plug-type temperature sensor, pressure sensor are PTX5072 type pressure sensor, and humidity sensor is EE210 type humidity biography
Sensor, current transformer ontology 1 are LKZB-0.5 type current transformer ontology 1, temperature sensor, pressure sensor and humidity
Sensor is equipped with measurement coupling head and digital display mechanism, the measurement coupling head of temperature sensor and pressure sensor are built in electric current respectively
The coupling head of the two sides of retainer plate inner wall on mutual inductor on retainer plate, humidity sensor is set under current transformer in retainer plate
Retainer plate inner wall on, it is convenient that the various aspects numerical value of current transformer ontology is measured;Bottom fixed board and Current Mutual Inductance
Device ontology is to be detachably connected, and is convenient for changing explosion-proof apparatus;Retainer plate under retainer plate side and current transformer on current transformer
Side by mutual inductor retainer plate connect shaft rotation connection, optimize overall structure, using when it is more flexible and convenient;Retainer plate
Inner wall surface is laid with made of anti-slip rubber material with textured protective pad, prevents coil when measurement from breakking away;Wireless transceiver
Outside is equipped with monitor terminal, facilitates statistics and collects data;Arc groove B and arc groove A on current transformer at the top of retainer plate
And arc groove gasket is equipped under current transformer on the arc groove D and arc groove C of retainer plate bottom, arc groove gasket is day
Right latex material is made, convenient for users to crawl;The present invention is transformed current transformer in the prior art, makes it more
It is practical and convenient, measurement it is more comprehensive, suitable for various measurements and statistics to cable current and other a variety of data.
Detailed description of the invention:
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is enlarged drawing at A of the invention;
Fig. 3 is system module figure of the invention.
In figure: 1, current transformer ontology;2, retainer plate on current transformer;3, temperature sensor;4, mutual inductor is fixed
Circle connection shaft;5, retainer plate under current transformer;6, humidity sensor;7, arc groove D;8, arc groove B;9, in retainer plate
Wall;10, testing current hole;11, current sensor digital display screen;12, arc groove C;13, arc groove gasket;14, bar limit is grabbed in fastening
Folder;15, metal clockwork spring roller;16, the first gag lever post;17, mounting groove;18, the second gag lever post;19, third gag lever post;20, pressure
Sensor;21, bottom fixed board;22, fixing bolt;23, explosion-proof apparatus protects gum cover;24, explosion-proof apparatus;25, wireless transceiver;
26, arc groove A;27, bar is grabbed in limit;28, connecting strand;29, bar limiting slot is grabbed in limit;30, pull rod;31, upper retainer plate protrusive board;
32, limiting slot;33, bar sliding slot is grabbed.
Specific embodiment:
As shown in Figure 1-3, present embodiment uses following technical scheme: a kind of current transformer, including current transformer
Ontology 1, the current transformer ontology 1 is equipped with retainer plate 2 on current transformer, on the current transformer under retainer plate 2
Side is equipped with retainer plate 5 under current transformer, and 2 upper top side of retainer plate is equipped with arc groove A26 on the current transformer, described
The 2 upper top other side of retainer plate is equipped with arc groove B8 on current transformer, positive side on retainer plate 2 on the current transformer
Equipped with temperature sensor 3, the positive other side is equipped with pressure sensor 20, the electric current on retainer plate 2 on the current transformer
Bottom fixed board 21 is equipped on mutual inductor at the top of retainer plate 2, the bottom fixed board 21 is equipped with explosion-proof apparatus 24, the explosion-proof apparatus
24 outer sheaths set explosion-proof apparatus protection gum cover 23, and 24 side of explosion-proof apparatus and being located on current transformer is equipped at the top of retainer plate 2
Wireless transceiver 25, the bottom fixed board 21 are fixed on the top of retainer plate 2 on current transformer by four fixing bolts 22
Portion connects shaft 4 by mutual inductor retainer plate between retainer plate 2 and temperature sensor 3 on the current transformer and connects, described
5 bottom side of retainer plate is equipped with arc groove D7 under current transformer, and the 5 bottom other side of retainer plate is equipped under the current transformer
Arc groove C12, the positive side of retainer plate 5 is equipped with humidity sensor 6 under the current transformer, fixed under the current transformer
The positive other side of circle 5 is equipped with current sensor digital display screen 11, fixes under retainer plate 2 and current transformer on the current transformer
Testing current hole 10, retainer plate 2 and Current Mutual Inductance on the outermost current transformer in the testing current hole 10 are formed between circle 5
Retainer plate inner wall 9 is equipped under device on retainer plate 5.
Wherein, on retainer plate 2 and positioned at the outside of mutual inductor retainer plate connection 4 other end of shaft on the current transformer
Equipped with upper retainer plate protrusive board 31, fixed circle protrusive board 31 is fixedly connected with retainer plate 2 on current transformer, fixed
It encloses protrusive board 31 and is equipped with metal clockwork spring roller 15, the metal clockwork spring roller 15 is located inside upper retainer plate protrusive board 31 through two thin bullets
Spring is grabbed bar 27 with the limit in upper 31 outside of retainer plate protrusive board and is connect, and the limit grabs two springs on bar 27 and passes through a metal
Bar and metal chain and limit, which grab bar 27 and be connected and through limit, grabs bar limiting slot 29, and bar 27 is grabbed in the limit and bar limit is grabbed in limit
Position slot 29 is slidably connected, and the sliding of bar sliding slot 33 of grabbing that metallic rod and upper 31 bottom of retainer plate protrusive board on bar 27 are grabbed in the limit connects
It connects, the limit grabs 27 two sides of the bottom of bar and respectively connects a connecting strand 28, is connected between two connecting strands 28 by pull rod 30
It connects, soft rubber non-slip mat is laid on the outside of the pull rod 30, the limit grabs 27 bottom of bar and is equipped with limiting slot 32, fixed
Below circle protrusive board 31 and fastening is equipped with positioned at 5 side of retainer plate under current transformer and grabs bar position limiting clamp 14, and the fastening is grabbed bar and limited
Position folder 14 is equipped with several mounting grooves 17, be respectively equipped between the mounting groove 17 first gag lever post 16, the second gag lever post 18 with
And third gag lever post 19, the limiting slot 32 can be any with the first gag lever post 16, the second gag lever post 18 and third gag lever post 19
The clamping of one gag lever post, facilitates the dismounting and measurement on current transformer under retainer plate 2 and current transformer between retainer plate 5.
Wherein, the temperature sensor 3 is CWDZ33 type coupling head plug-type temperature sensor 3, the pressure sensor 20
For PTX5072 type pressure sensor 20, the humidity sensor 6 is EE210 type humidity sensor, the current transformer ontology
1 is LKZB-0.5 type current transformer ontology 1, and the temperature sensor 3, pressure sensor 20 and humidity sensor 6 are all provided with
Have and measure coupling head and digital display mechanism, it is mutual that the measurement coupling head of the temperature sensor 3 and pressure sensor 20 is built in electric current respectively
The two sides of retainer plate inner wall 9 on sensor on retainer plate 2, the coupling head of the humidity sensor 6 are set under current transformer solid
Surely convenient that the various aspects numerical value of current transformer ontology 1 is measured on the retainer plate inner wall 9 in circle 5.
Wherein, the bottom fixed board 21 and current transformer ontology 1 are to be detachably connected, and are convenient for changing explosion-proof apparatus 24.
Wherein, 5 side of retainer plate is solid by mutual inductor under 2 side of retainer plate and current transformer on the current transformer
Fixed circle connection shaft 4 is rotatablely connected, and optimizes overall structure, using when it is more flexible and convenient.
Wherein, 9 surface of retainer plate inner wall is laid with made of anti-slip rubber material with textured protective pad, prevents from surveying
Coil breaks away when amount.
Wherein, it is equipped with monitor terminal outside the wireless transceiver 25, facilitate statistics and collects data.
Wherein, on the current transformer under the arc groove B8 and arc groove A26 and current transformer at 2 top of retainer plate
Arc groove gasket 13 is equipped on the arc groove D7 and arc groove C12 of 5 bottom of retainer plate, the arc groove gasket 13 is genuine milk
Glue material matter is made, convenient for users to crawl.
Specific: the present invention carries out upgrading to LKZB-0.5 type current transformer in the prior art, has invented one
Kind more practical and convenient, the more comprehensive current transformer of measurement, wherein on current transformer of the invention on retainer plate 2 and
Outside positioned at mutual inductor retainer plate connection 4 other end of shaft is equipped with upper retainer plate protrusive board 31, upper retainer plate protrusive board 31 and electric current
Retainer plate 2 is fixedly connected on mutual inductor, and upper retainer plate protrusive board 31 is equipped with metal clockwork spring roller 15, and metal clockwork spring roller 15 is located at upper solid
Surely it grabs bar 27 with the limit in upper 31 outside of retainer plate protrusive board by two hairsprings inside circle protrusive board 31 to connect, limit is grabbed on bar 27
Two springs bar 27 grabbed by a metallic rod and metal chain and limit be connected and through limit and grab bar limiting slot 29, limit
It grabs bar 27 and grabs bar limiting slot 29 with limit and be slidably connected, grabbing for metallic rod on bar 27 and upper 31 bottom of retainer plate protrusive board is grabbed in limit
Bar sliding slot 33 is slidably connected, and limit grabs 27 two sides of the bottom of bar and respectively connects a connecting strand 28, passes through drawing between two connecting strands 28
Bar 30 connects, and soft rubber non-slip mat is laid on the outside of pull rod 30, and limit grabs 27 bottom of bar equipped with limiting slot 32, upper retainer plate protrusive board
Below 31 and fastening is equipped with positioned at 5 side of retainer plate under current transformer and grabs bar position limiting clamp 14, and fastening is grabbed to be set on bar position limiting clamp 14
There are several mounting grooves 17, the first gag lever post 16, the second gag lever post 18 and third gag lever post 19 be respectively equipped between mounting groove 17,
Limiting slot 32 can be clamped with the first gag lever post 16, the second gag lever post 18 and any gag lever post of third gag lever post 19, facilitate electricity
Dismounting and measurement on current transformer under retainer plate 2 and current transformer between retainer plate 5;Temperature sensor 3 is CWDZ33
Type coupling head plug-type temperature sensor 3, pressure sensor 20 are PTX5072 type pressure sensor 20, and humidity sensor 6 is
EE210 type humidity sensor, current transformer ontology 1 are LKZB-0.5 type current transformer ontology 1, temperature sensor 3, pressure
Sensor 20 and humidity sensor 6 are equipped with measurement coupling head and digital display mechanism, the survey of temperature sensor 3 and pressure sensor 20
Amount coupling head is built in the two sides of the retainer plate inner wall 9 on current transformer on retainer plate 2 respectively, and the coupling head of humidity sensor 6 is set
Be placed on the retainer plate inner wall 9 under current transformer in retainer plate 5, the convenient various aspects numerical value to current transformer ontology 1 into
Row measurement;Bottom fixed board 21 and current transformer ontology 1 are to be detachably connected, and are convenient for changing explosion-proof apparatus 24;Current transformer
Upper 2 side of retainer plate connects shaft 4 by mutual inductor retainer plate with 5 side of retainer plate under current transformer and is rotatablely connected, optimization
Overall structure, using when it is more flexible and convenient;9 surface of retainer plate inner wall is laid with made of anti-slip rubber material with textured
Protective pad prevents coil when measurement from breakking away;It is equipped with monitor terminal outside wireless transceiver 25, facilitate statistics and collects data;Electricity
The arc groove of 5 bottom of retainer plate under arc groove B8 and arc groove A26 and current transformer on current transformer at the top of retainer plate 2
Arc groove gasket 13 is equipped on D7 and arc groove C12, arc groove gasket 13 is made of natural emulsion material, convenient for users to grabbing
It takes;The present invention is transformed current transformer in the prior art, makes that it is more practical and convenient, measurement is more comprehensive, is applicable in
In various measurements and statistics to cable current and other a variety of data.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of current transformer, including current transformer ontology (1), it is characterised in that: on the current transformer ontology (1)
Equipped with retainer plate on current transformer (2), retainer plate under current transformer is equipped with below retainer plate (2) on the current transformer
(5), retainer plate (2) upper top side is equipped with arc groove A(26 on the current transformer), retainer plate on the current transformer
(2) the upper top other side is equipped with arc groove B(8), positive side is equipped with temperature sensing on retainer plate (2) on the current transformer
Device (3), the positive other side is equipped with pressure sensor (20) on retainer plate (2) on the current transformer, the current transformer
Bottom fixed board (21) are equipped at the top of upper retainer plate (2), the bottom fixed board (21) is equipped with explosion-proof apparatus (24), described explosion-proof
Device (24) outer sheath set explosion-proof apparatus protection gum cover (23), explosion-proof apparatus (24) side and be located at current transformer on retainer plate
(2) top is equipped with wireless transceiver (25), and to be fixed on electric current mutual by four fixing bolts (22) for the bottom fixed board (21)
The top of retainer plate (2) on sensor passes through mutual inductor between retainer plate (2) and temperature sensor (3) on the current transformer
Retainer plate connects shaft (4) connection, and retainer plate (5) bottom side is equipped with arc groove D(7 under the current transformer), the electricity
Retainer plate (5) the bottom other side is equipped with arc groove C(12 under current transformer), retainer plate (5) front one under the current transformer
Side is equipped with humidity sensor (6), and the positive other side of retainer plate (5) is equipped with current sensor digital display screen under the current transformer
(11), testing current hole (10) are formed between retainer plate (5) under retainer plate (2) and current transformer on the current transformer,
It is all provided on retainer plate (5) under retainer plate (2) and current transformer on the outermost current transformer of the testing current hole (10)
There are retainer plate inner wall (9).
2. a kind of current transformer according to claim 1, it is characterised in that: retainer plate (2) on the current transformer
Outside that is upper and being located at mutual inductor retainer plate connection shaft (4) other end is equipped with upper retainer plate protrusive board (31), fixed circle
Protrusive board (31) is fixedly connected with retainer plate on current transformer (2), and fixed circle protrusive board (31) is equipped with metal clockwork spring roller
(15), the metal clockwork spring roller (15) is located inside upper retainer plate protrusive board (31) through two hairsprings and upper retainer plate protrusive board
(31) bar (27) connection is grabbed in the limit on the outside of, and the limit grabs two springs on bar (27) and passes through a metallic rod and metal latch
Chain and limit, which grab bar (27) and be connected and through limit, grabs bar limiting slot (29), and bar (27) are grabbed in the limit and bar limiting slot is grabbed in limit
(29) it is slidably connected, grab bar sliding slot (33) that metallic rod and upper retainer plate protrusive board (31) bottom on bar (27) are grabbed in the limit are slided
Dynamic connection, the limit grab bar (27) two sides of the bottom and respectively connect a connecting strand (28), lead between two connecting strands (28)
Pull rod (30) connection is crossed, soft rubber non-slip mat is laid on the outside of the pull rod (30), the limit grabs bar (27) bottom and is equipped with limit
Slot (32) below fixed circle protrusive board (31) and is located at retainer plate (5) side under current transformer and is equipped with fastening and grab bar limit
Position folder (14), the fastening grab bar position limiting clamp (14) and are equipped with several mounting grooves (17), set respectively between the mounting groove (17)
There are the first gag lever post (16), the second gag lever post (18) and third gag lever post (19), the limiting slot (32) can be with the first limit
Bar (16), the second gag lever post (18) and any gag lever post clamping of third gag lever post (19).
3. a kind of current transformer according to claim 1, it is characterised in that: the temperature sensor (3) is CWDZ33
Type coupling head plug-type temperature sensor, the pressure sensor (20) are PTX5072 type pressure sensor, the humidity sensor
It (6) is EE210 type humidity sensor, the current transformer ontology (1) is LKZB-0.5 type current transformer ontology, the temperature
Degree sensor (3), pressure sensor (20) and humidity sensor (6) are equipped with measurement coupling head and digital display mechanism, the temperature
The measurement coupling head of sensor (3) and pressure sensor (20) is built in the retainer plate on retainer plate on current transformer (2) respectively
The two sides of inner wall (9), the coupling head of the humidity sensor (6) are set in the retainer plate in retainer plate under current transformer (5)
On wall (9), arc groove B(8 on the current transformer at the top of retainer plate (2)) and arc groove A(26) and current transformer
The arc groove D(7 of lower retainer plate (5) bottom) and arc groove C(12) on be equipped with arc groove gasket (13), the arc groove gasket
(13) it is made of natural emulsion material, retainer plate (5) one under retainer plate (2) side and current transformer on the current transformer
Side passes through mutual inductor retainer plate connection shaft (4) rotation connection.
4. a kind of current transformer according to claim 1, it is characterised in that: the bottom fixed board (21) and electric current are mutual
Sensor ontology (1) is to be detachably connected.
5. a kind of current transformer according to claim 1, it is characterised in that: retainer plate inner wall (9) surface is laid with
With textured protective pad made of anti-slip rubber material.
6. a kind of current transformer according to claim 1, it is characterised in that: be equipped with outside the wireless transceiver (25)
Monitor terminal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810941714.0A CN109030902B (en) | 2018-08-17 | 2018-08-17 | Current transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810941714.0A CN109030902B (en) | 2018-08-17 | 2018-08-17 | Current transformer |
Publications (2)
Publication Number | Publication Date |
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CN109030902A true CN109030902A (en) | 2018-12-18 |
CN109030902B CN109030902B (en) | 2021-01-15 |
Family
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CN201810941714.0A Expired - Fee Related CN109030902B (en) | 2018-08-17 | 2018-08-17 | Current transformer |
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Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2694452Y (en) * | 2004-03-09 | 2005-04-20 | 广东四会互感器厂有限公司 | Sulfur hexafluoride current transformer |
CN201075641Y (en) * | 2007-09-07 | 2008-06-18 | 深圳市视聆通电力设备有限公司 | High tension transmission line warning equipment |
CN201319319Y (en) * | 2008-10-28 | 2009-09-30 | 北京瑞奇恩电器设备有限公司 | Open type current transformer |
GB2473014A (en) * | 2009-08-27 | 2011-03-02 | Sean Christopher Ganley | Single and multi-phase current sensor and current transformer |
CN105355406A (en) * | 2015-11-24 | 2016-02-24 | 广东电网有限责任公司电力科学研究院 | Opening current transformer capable of being installed in powered-on mode |
CN205069351U (en) * | 2015-09-16 | 2016-03-02 | 天津市凯源新能电气有限公司 | Mutual -inductor with explosion -proof function |
CN105593690A (en) * | 2013-09-30 | 2016-05-18 | 莱姆知识产权股份有限公司 | Clip-on current transducer or current transformer |
CN105845420A (en) * | 2016-05-16 | 2016-08-10 | 国家电网公司 | Buckle type current transformer |
CN105845418A (en) * | 2016-05-02 | 2016-08-10 | 申俊 | Intelligent zero-sequence current transformer |
CN106327842A (en) * | 2016-10-26 | 2017-01-11 | 杭州欣美成套电器制造有限公司 | Ring main unit temperature and current wireless collection device and collection method |
CN106972640A (en) * | 2017-05-23 | 2017-07-21 | 江苏轶电力科技有限公司 | A kind of line influence electricity getting device |
CN206832932U (en) * | 2017-06-02 | 2018-01-02 | 重庆能源职业学院 | A kind of sensing device of intelligent grid |
CN207181505U (en) * | 2017-09-05 | 2018-04-03 | 国网甘肃省电力公司检修公司 | A kind of current detection sensor fixing device |
CN207181501U (en) * | 2017-08-31 | 2018-04-03 | 乐清市捷华电子有限公司 | A kind of high-performance split core type current transformer |
-
2018
- 2018-08-17 CN CN201810941714.0A patent/CN109030902B/en not_active Expired - Fee Related
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2694452Y (en) * | 2004-03-09 | 2005-04-20 | 广东四会互感器厂有限公司 | Sulfur hexafluoride current transformer |
CN201075641Y (en) * | 2007-09-07 | 2008-06-18 | 深圳市视聆通电力设备有限公司 | High tension transmission line warning equipment |
CN201319319Y (en) * | 2008-10-28 | 2009-09-30 | 北京瑞奇恩电器设备有限公司 | Open type current transformer |
GB2473014A (en) * | 2009-08-27 | 2011-03-02 | Sean Christopher Ganley | Single and multi-phase current sensor and current transformer |
CN105593690A (en) * | 2013-09-30 | 2016-05-18 | 莱姆知识产权股份有限公司 | Clip-on current transducer or current transformer |
CN205069351U (en) * | 2015-09-16 | 2016-03-02 | 天津市凯源新能电气有限公司 | Mutual -inductor with explosion -proof function |
CN105355406A (en) * | 2015-11-24 | 2016-02-24 | 广东电网有限责任公司电力科学研究院 | Opening current transformer capable of being installed in powered-on mode |
CN105845418A (en) * | 2016-05-02 | 2016-08-10 | 申俊 | Intelligent zero-sequence current transformer |
CN105845420A (en) * | 2016-05-16 | 2016-08-10 | 国家电网公司 | Buckle type current transformer |
CN106327842A (en) * | 2016-10-26 | 2017-01-11 | 杭州欣美成套电器制造有限公司 | Ring main unit temperature and current wireless collection device and collection method |
CN106972640A (en) * | 2017-05-23 | 2017-07-21 | 江苏轶电力科技有限公司 | A kind of line influence electricity getting device |
CN206832932U (en) * | 2017-06-02 | 2018-01-02 | 重庆能源职业学院 | A kind of sensing device of intelligent grid |
CN207181501U (en) * | 2017-08-31 | 2018-04-03 | 乐清市捷华电子有限公司 | A kind of high-performance split core type current transformer |
CN207181505U (en) * | 2017-09-05 | 2018-04-03 | 国网甘肃省电力公司检修公司 | A kind of current detection sensor fixing device |
Non-Patent Citations (1)
Title |
---|
李鹤 等: "直流输电用零磁通直流电流互感器的研制", 《高电压技术》 * |
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