CN105551739B - A kind of mesohigh mutual inductor - Google Patents

A kind of mesohigh mutual inductor Download PDF

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Publication number
CN105551739B
CN105551739B CN201610097289.2A CN201610097289A CN105551739B CN 105551739 B CN105551739 B CN 105551739B CN 201610097289 A CN201610097289 A CN 201610097289A CN 105551739 B CN105551739 B CN 105551739B
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Prior art keywords
claw
slip pipe
radially
matrix
hole
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Active
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CN201610097289.2A
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Chinese (zh)
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CN105551739A (en
Inventor
胡妍
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Henan Xuji Instrument Co Ltd
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Yueqing Fengjie Electronic Technology Co Ltd
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
    • F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/04—Arrangements or devices for relieving mechanical tension

Abstract

The invention discloses a kind of mesohigh mutual inductors, including matrix, two plane nuts, two casing pressure claw assemblies and a mutual inductor；Matrix is equipped with slip pipe, radially-directed limit hole and block machine；Each casing pressure claw assembly includes three claws；Three radially-directed limit holes are respectively arranged in both ends in matrix slip pipe axial direction, and each claw is located in a corresponding radially-directed limit hole；Each plane nut and corresponding a set of claw component adaptation；Each plane nut drives three claws in corresponding a set of claw component close to each other or separate towards slip pipe center；Each radially-directed limit hole includes rectangular sliding hole and anticreep slide opening, and the edge of a side of the matrix slip pipe far from block machine is arranged in rectangular sliding hole, forms a notch, and anticreep slide opening is connected to rectangular sliding hole；Each claw guide runner portion is equipped with guide part, the anti-delinking part in anticreep slide opening and the limiting section on the outside of matrix slip pipe being located in rectangular sliding hole, shape and anticreep the slide opening adaptation of anti-delinking part.The present invention is easily installed use.

Description

A kind of mesohigh mutual inductor
Technical field
The invention belongs to high-tension electricity technical fields, and in particular to a kind of mesohigh mutual inductor.
Background technique
High-voltage mutual inductor is suitable for 1kv big voltage to be converted into small voltage into 220kv electric system or by high current Low current is converted into order to the mutual inductor that measures, protect, use.
Existing high-voltage mutual inductor is mostly induction mutual inductor, and working principle is identical as transformer, and basic structure is also Iron core and former and deputy winding.The main function of high-voltage mutual inductor is as follows: high voltage being converted into low-voltage, high current is converted into small Electric current, hereafter again for measurement, control, protection.Measuring instrumentss can be not only increased in this way from journey, be convenient for instrument standard, drop Low control protects the voltage and current of equipment, and separates instrument with equipment or high-tension circuit, guarantees instrument, equipment and work Make the safety of personnel.
The mounting means of existing high-voltage mutual inductor is mostly fixed using flange installation or is fixed using bonding mode, is pacified Holding position generally require it is reserved so that the application of high-voltage mutual inductor is by more limitation.
Summary of the invention
The object of the present invention is to provide it is a kind of be easily installed and positioned, the mesohigh mutual inductor with preferable firmness.
Realizing the technical solution of the object of the invention is: a kind of mesohigh mutual inductor, including matrix, two plane nuts, two Casing pressure claw assembly and a mutual inductor；Matrix is equipped with slip pipe, the radially-directed limit hole being arranged on slip pipe and is arranged in slip pipe Block machine on periphery wall；Each casing pressure claw assembly includes three claws；Three radial guidings are respectively arranged in both ends in matrix slip pipe axial direction To limit hole, each claw is located in a corresponding radially-directed limit hole, guide and limit of each claw in radially-directed limit hole Radial direction under effect along matrix slip pipe reciprocatingly slides；Each plane nut and corresponding a set of claw component adaptation；Each plane nut set It is located on the periphery wall of matrix slip pipe, and is located between block machine and corresponding a set of claw component；The middle part of block machine is equipped with an annular Positioning groove, mutual inductor are fixed in the positioning groove；Each claw is equipped with pressing plate portion, radially extends to be formed along matrix slip pipe Guide runner portion and the driving threaded portion that is arranged in guide runner portion；Drive threaded portion setting close in guide runner portion One side of block machine；The periphery wall of each plane nut is equipped with fastening part, and each plane nut is equipped with flat far from a side of block machine Adaptation then engages with the driving threaded portion of three claws in corresponding a set of claw component in face threaded portion, each flat thread portion；It is each flat Face nut drives its flat thread portion reciprocating rotation, and then the driving threaded portion by engaging adaptation drives a corresponding casing pressure Three claws in claw assembly are close to each other or separate towards slip pipe center；Each radially-directed limit hole includes rectangular sliding hole and prevents It tries to shirk responsibility hole, the edge of a side of the matrix slip pipe far from block machine is arranged in rectangular sliding hole, forms a notch, anticreep slide opening and square The connection of shape slide opening；Each claw guide runner portion is equipped with the guide part being located in rectangular sliding hole, the anti-delinking part in anticreep slide opening And the limiting section on the outside of matrix slip pipe, shape and anticreep the slide opening adaptation of anti-delinking part；The guide part and anticreep of each claw Portion extends radially through each claw along matrix slip pipe；The side end wall of anti-delinking part adjacent flat nut is arranged in driving threaded portion protrusion On；Puncture is equipped on the inner wall in the pressing plate portion of each claw, guide part and anti-delinking part.
The present invention has the effect of positive: (1) high-voltage mutual inductor of the invention is not required to due to carrying press claw type retaining mechanism Installation position is reserved, is easily installed, and there is preferable anti-loosening effect, secured intensity is relatively high and stable reliable.(2) of the invention It drives claw to clamp electric power cable by flat thread portion, is compared with electric power cable is clamped by traditional bolt assembly, it can be with Apply larger pressure, and there is excellent anti-loosening effect, the reliability of long-term work is effectively ensured.(3) present invention is logical It crosses cable to clamp and is arranged at matrix slip pipe center, gravity centre distribution is relatively reasonable, when for high-altitude overhead power transmission line road When, be conducive to mitigate vibration.(4) present invention is clamped on same cable using two casing pressure claw assemblies, has the effect of dual fail-safe, Even if wherein a set of go wrong in use, there are also another set of its working performances of guarantee.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of the invention；
Fig. 2 is a kind of front view of mutual inductor shown in Fig. 1；
Fig. 3 is a kind of half section structure diagram of mutual inductor shown in Fig. 1；
Fig. 4 is a kind of explosive view of mutual inductor shown in Fig. 1；
Fig. 5 is the explosive view that mutual inductor shown in Fig. 4 further decomposes after removing section components.
Label shown in attached drawing are as follows: matrix 1, slip pipe 11, radially-directed limit hole 12, rectangular sliding hole 121, anticreep slide opening 122, Block machine 13, positioning groove 131, positioning runner 15, plane nut 2, fastening part 21, flat thread portion 22, claw component 3, claw 4, pressing plate portion 41, puncture 42, guide runner portion 43, guide part 431, anti-delinking part 432, limiting section 433, driving threaded portion 44, arc Shape slot 45, clamp hole 5, plug 6, arc clip slot 61, support positioning protrusive board 62, voltage transformer 7, zero sequence current mutual inductor 8.
Specific embodiment
(embodiment 1)
The present embodiment is a kind of mesohigh mutual inductor, as shown in Fig. 1 to Fig. 5, including 1, two plane nut 2, two of matrix Casing pressure claw assembly 3 and a mutual inductor 7；Each casing pressure claw assembly includes three claws 4；Matrix is equipped with slip pipe 11, is arranged in slip pipe On radially-directed limit hole 12 and be arranged on slip pipe periphery wall along slip pipe radial direction evagination formed block machine 13；Radially-directed Limit hole extends radially through slip pipe tube wall along matrix slip pipe；The shape of block machine is ring-type, and block machine is located at the middle-end of matrix slip pipe；
The middle part of block machine is equipped with a circular orientation groove 131, and mutual inductor 7 is fixed in the positioning groove；Due to electricity Line of force cable is passed through from matrix slip pipe lumen, which can obtain lower induced voltage by induction mode, for making It is used for the power supply of ancillary equipment.For example, the camera shooting with wireless transmit/receive units can be fixedly installed in the lower part of matrix slip pipe The ancillary equipments such as head, temperature sensor, humidity sensor or lightning stroke counter, it is real for being carried out to the environment around the mutual inductor When monitor, and send real time information to distance host by wireless transmit/receive units, provide basic number for power circuit intelligence According to；And the voltage transformer in the present embodiment then provides for these ancillary equipments and stablizes sustainable electric energy supply.
The quantity of radially-directed limit hole 12 is identical with the quantity of claw 4, and totally six, the both ends in matrix slip pipe axial direction are each Three radially-directed limit holes are set, which is used for and corresponding a set of claw component 3 is adapted to；Each claw In a corresponding radially-directed limit hole 12, each claw is sliding along matrix under the guide and limit effect of radially-directed limit hole The radial direction of pipe 11 reciprocatingly slides；
The shape of each plane nut 2 is ring-type, and each plane nut is set on the periphery wall of matrix slip pipe 11, and is located at gear Between platform 13 and corresponding a set of claw component 3；The two side ends of two plane nuts separation block machine, two casing pressure claw assemblies are also lived apart gear The two side ends of platform.
Each claw is equipped with pressing plate portion 41, the guide runner portion 43 to be formed is radially extended along matrix slip pipe 11 and is arranged and is being led Driving threaded portion 44 in slide section；A side of guide runner portion adjacent flat nut is arranged in driving threaded portion 44；Pressure The inner wall in plate portion is arc-shaped, forms an arc groove 45, and the arc groove of multiple claws is enclosed a clamp hole 5.External cable position In the clamp hole 5.
The present embodiment is equipped with multiple punctures 42, specifically to connect electricity from insulating power cable also on pressing plate portion inner wall For, puncture is arranged on the inner wall of each arc groove, and each puncture is radially inwardly projecting along matrix slip pipe 11.The presence of puncture, can Not carry out peeling processing to insulating power cable, electricity can be effectively connect.In concrete practice, if what is clamped is naked Line can then be not provided with puncturing.
In the present embodiment, each claw is the integral piece made of cast molding, and each puncture is made in cast molding；? In concrete practice, puncture can also be used other way and be made；Such as multiple installation card slots are equipped on the inner wall in pressing plate portion, then The puncture piece made of punching is inlaid in corresponding installation card slot, puncturing piece includes mounting portion and thorn blade, installation Portion is inlaid in installation card slot, and thorn blade then exposes installation card slot and forms puncture.The benefit of this structure is to puncture piece to adopt It is made of the material different with claw, especially selects and is made to same material used in clamp cable, help to obtain better electrical Gas performance.
The internal perisporium of each plane nut is the smooth inner wall with matrix slip pipe periphery wall adaptation, the periphery wall of each plane nut It is equipped with fastening part 21, each plane nut is equipped with flat thread portion 22 far from a side of block machine, and flat thread portion is equipped with Ah Adaptation, the side of the adjacent block machine of each plane nut are then engaged with the driving threaded portion of claw by base Mead helicla flute, flat thread portion End is abutted with block machine sliding；The fastening part 21 of plane nut is the outer-hexagonal being arranged on plane nut periphery wall in the present embodiment Shape fastener head twists operation using allen wrench, shfting wrench or fork spanner；In concrete practice, the fastening part is Other shapes can be used, for example, by using the multiple binding grooves being evenly distributed on plane nut periphery wall, twist operation and use Hook type spanner (being commonly called as hook spanner).
In the present embodiment, each radially-directed limit hole 12 includes rectangular sliding hole 121 and anticreep slide opening 122, and rectangular sliding hole is set It sets in edge of the matrix slip pipe far from block machine, forms a notch, anticreep slide opening is connected to rectangular sliding hole, and anti-skid hole is located at square The inboard of shape slide opening, anticreep slide opening and rectangular sliding hole combine to form T-shaped hole；
Each claw guide runner portion 43 is equipped with the guide part 431 being located in rectangular sliding hole, the anticreep in anticreep slide opening Portion 432 and the limiting section 433 on the outside of matrix slip pipe, the guide part 431 of each claw, anti-delinking part 432 and 433 groups of limiting section It is I-shaped for closing the cross sectional shape formed；The guide part 431 of each claw and anti-delinking part 432 extend radially through each pressure along matrix slip pipe Pawl is equipped with multiple punctures on the inner wall of the inner wall of the guide part 431 of each claw, the inner wall of anti-delinking part 432 and pressing plate portion 41；It drives Anti-delinking part is arranged in far from the side end wall of block machine in dynamic threaded portion, and the shape and anticreep slide opening of anti-delinking part are adapted to；Drive screw thread Portion's protrusion is arranged on the side end wall of anti-delinking part adjacent flat nut, so that driving threaded portion cannot move into anticreep slide opening In.
The present embodiment can first be set in plane nut on matrix slip pipe in assembling, be connected to it in block machine；Edge again The guide part of each claw and anti-delinking part are filled in a corresponding radially-directed and limited by matrix slip pipe radially from direction outside to inside In hole 12, so that the driving threaded portion of claw is crimped on the periphery in plane nut flat thread portion, one plane nut of turn, It may make three claws being adapted to the plane nut close to each other towards matrix slip pipe center.
The present embodiment twists plane nut using allen wrench, shfting wrench or fork spanner when carrying out clamp operation； Plane nut drives its flat thread portion reciprocating rotation, and then the driving screw thread by engaging adaptation in reciprocating rotation Portion drives claw, since each claw can only be along the radial direction of matrix slip pipe under the guide and limit effect of radially-directed limit hole 12 Move back and forth so that the move mode of each claw be it is close to each other or separate towards slip pipe center, thus clamp or release Electric power cable in clamp hole 5.
The present embodiment by the way that cable clamping is arranged at the longitudinal center line of matrix slip pipe, more close by gravity centre distribution Reason is conducive to mitigate vibration when being used for high-altitude overhead power transmission line road；In addition, the present embodiment is driven by flat thread portion Claw clamps electric power cable, compares with electric power cable is clamped by traditional bolt assembly, especially excellent in anti-loosening effect, The reliability of long-term work is effectively ensured.
In the present embodiment, a set of claw group that the two sides of block machine respectively have a plane nut and are adapted to the plane nut Part drives three claws in the casing pressure claw assembly along the radial direction of matrix slip pipe, towards matrix slip pipe when the plane nut rotates Center is close to each other or separate.This structure allows each casing pressure claw assembly individually to clamp and unclamp.In addition, two sets of claw groups Part is clamped on same cable, has the effect of dual fail-safe, even if wherein a set of go wrong in use, there are also another set of guarantors Demonstrate,prove its working performance.
The present embodiment does not need reserved installation position, is easily installed, and have preferable due to carrying press claw type retaining mechanism Anti-loosening effect, secured intensity are relatively high and stable reliable.The present embodiment can be by induction mode from the cable locked by claw Upper acquisition induced voltage simultaneously converts thereof into low pressure output, is used as DATA REASONING or the power supply as ancillary equipment. For example, camera, temperature sensor, the humidity sensor with wireless transmit/receive units can be fixedly installed in the lower part of matrix slip pipe The ancillary equipments such as device or lightning stroke counter, monitor in real time for the environment to surrounding, and will be real by wireless transmit/receive units When information send distance host to, provide basic data for power circuit intelligence；And it is then set in the present embodiment for these auxiliary Standby provide stablizes sustainable electric energy supply.In addition, the present embodiment can also be used in high-voltage switch gear, box-type substation and switchgear, For being clamped in electric power cable；In conclusion the present embodiment, which can not only be used for connecting, takes electrical wire clip, but also as wireless power source I.e. high-voltage mutual inductor uses.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.And these Belong to the obvious changes or variations that connotation of the invention is extended out and still falls within protection scope of the present invention.

Claims (1)

1. a kind of mesohigh mutual inductor, it is characterised in that: mutually including matrix, two plane nuts, two casing pressure claw assemblies and one Sensor；
Matrix is equipped with slip pipe, the radially-directed limit hole being arranged on slip pipe and the block machine being arranged on slip pipe periphery wall；
Each casing pressure claw assembly includes three claws；Three radially-directed limit holes are respectively arranged in both ends in matrix slip pipe axial direction, respectively Claw is located in a corresponding radially-directed limit hole, and each claw is under the guide and limit effect of radially-directed limit hole along matrix The radial direction of slip pipe reciprocatingly slides；Each plane nut and corresponding a set of claw component adaptation；
Each plane nut is set on the periphery wall of matrix slip pipe, and is located between block machine and corresponding a set of claw component；Block machine Middle part be equipped with a circular orientation groove, mutual inductor is fixed in the positioning groove；
Each claw is equipped with pressing plate portion, the guide runner portion to be formed is radially extended along matrix slip pipe and is arranged in guide runner portion Driving threaded portion；Guide runner portion is arranged in close to a side of block machine in driving threaded portion；
The periphery wall of each plane nut is equipped with fastening part, and each plane nut is equipped with flat thread portion far from a side of block machine, Adaptation then is engaged with the driving threaded portion of three claws in corresponding a set of claw component in each flat thread portion；
The inner wall in pressing plate portion forms an arc groove, and the arc groove of multiple claws is enclosed a clamp hole, and external cable is located at should In clamp hole；Multiple punctures for being used to connect electricity from insulating power cable are equipped in each arc groove, it is each to puncture along matrix slip pipe diameter To inwardly projecting；
Each plane nut drives its flat thread portion reciprocating rotation, and then the driving threaded portion by engaging adaptation drives phase Answer three claws in a set of claw component close to each other or separate towards slip pipe center；
Each radially-directed limit hole includes rectangular sliding hole and anticreep slide opening, and one of matrix slip pipe far from block machine is arranged in rectangular sliding hole The edge of side, forms a notch, and anticreep slide opening is connected to rectangular sliding hole；Each claw guide runner portion is equipped with sliding positioned at rectangle Guide part in hole, the anti-delinking part in anticreep slide opening and the limiting section on the outside of matrix slip pipe, the shape of anti-delinking part It is adapted to anticreep slide opening；The guide part of each claw and anti-delinking part extend radially through each claw along matrix slip pipe；Drive threaded portion convex It is arranged on the side end wall of anti-delinking part adjacent flat nut out；On the inner wall in the pressing plate portion of each claw, guide part and anti-delinking part It is equipped with puncture.
CN201610097289.2A 2016-01-15 2016-01-15 A kind of mesohigh mutual inductor Active CN105551739B (en)

Priority Applications (1)

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CN201610097289.2A CN105551739B (en) 2016-01-15 2016-01-15 A kind of mesohigh mutual inductor

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Application Number Priority Date Filing Date Title
CN201610097289.2A CN105551739B (en) 2016-01-15 2016-01-15 A kind of mesohigh mutual inductor

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CN105551739B true CN105551739B (en) 2019-01-29

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2793486Y (en) * 2005-03-28 2006-07-05 郑春开 Clasp cable device
CN202917711U (en) * 2012-11-13 2013-05-01 北京振兴计量测试研究所 Fastening fixture for tail cover of electric connector
CN203679326U (en) * 2014-01-24 2014-07-02 华南理工大学 Novel flexible four-jaw chuck
CN204276947U (en) * 2014-12-01 2015-04-22 温岭市深澳机床厂(普通合伙) Scroll chuck
CN204724882U (en) * 2015-06-01 2015-10-28 冯炯培 A kind of three-jaw clamping device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2793486Y (en) * 2005-03-28 2006-07-05 郑春开 Clasp cable device
CN202917711U (en) * 2012-11-13 2013-05-01 北京振兴计量测试研究所 Fastening fixture for tail cover of electric connector
CN203679326U (en) * 2014-01-24 2014-07-02 华南理工大学 Novel flexible four-jaw chuck
CN204276947U (en) * 2014-12-01 2015-04-22 温岭市深澳机床厂(普通合伙) Scroll chuck
CN204724882U (en) * 2015-06-01 2015-10-28 冯炯培 A kind of three-jaw clamping device

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Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000668

Denomination of invention: A medium and high voltage transformer

Granted publication date: 20190129

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Application publication date: 20160504

Assignee: Wenzhou MTLC Electric Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000667

Denomination of invention: A medium and high voltage transformer

Granted publication date: 20190129

License type: Common License

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Assignee: CHKO ELECTRICAL GROUP CO.,LTD.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000666

Denomination of invention: A medium and high voltage transformer

Granted publication date: 20190129

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Assignee: ZHEJIANG SHENGYUE ELECTRONIC & TECHNOLOGICAL Co.,Ltd.

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Contract record no.: X2023330000665

Denomination of invention: A medium and high voltage transformer

Granted publication date: 20190129

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Assignee: ZHEJIANG KANGGE ELECTRIC CO.,LTD.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000664

Denomination of invention: A medium and high voltage transformer

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Assignee: JINSHAN ENVIRONMENTAL-PROTECTION Group

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Contract record no.: X2023330000663

Denomination of invention: A medium and high voltage transformer

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Assignee: GULIFA GROUP Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000662

Denomination of invention: A medium and high voltage transformer

Granted publication date: 20190129

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Assignee: ZHEJIANG GPILOT TECHNOLOGY Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000661

Denomination of invention: A medium and high voltage transformer

Granted publication date: 20190129

License type: Common License

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Assignee: Huanyu Hi Tech Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000660

Denomination of invention: A medium and high voltage transformer

Granted publication date: 20190129

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Assignee: WENZHOU SHENYI SHAFT INDUSTRIES Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000672

Date of cancellation: 20240222

Assignee: SHENJIANG VALVE Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000670

Date of cancellation: 20240222

Assignee: WENZHOU YINENG ELECTRICAL CO.,LTD.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000668

Date of cancellation: 20240222

Assignee: Wenzhou MTLC Electric Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000667

Date of cancellation: 20240222

Assignee: ZHEJIANG KANGGE ELECTRIC CO.,LTD.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000664

Date of cancellation: 20240222

Assignee: JINSHAN ENVIRONMENTAL-PROTECTION Group

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000663

Date of cancellation: 20240222

Assignee: GULIFA GROUP Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000662

Date of cancellation: 20240222

Assignee: ZHEJIANG GPILOT TECHNOLOGY Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000661

Date of cancellation: 20240222

Assignee: Hongqi Meter Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000656

Date of cancellation: 20240222

Assignee: ZHEJIANG LONSID HEALTHY DRINKING WATER EQUIPMENT Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000655

Date of cancellation: 20240226

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Effective date of registration: 20240226

Address after: 461000 in Xuji smart grid industrial park, east of Weiwu Avenue and south of Shangji street, Xuchang City, Henan Province

Patentee after: HENAN XUJI METERING Co.,Ltd.

Country or region after: China

Address before: 325600 No. 29 Daxing West Road, Liushi Town, Yueqing City, Zhejiang Province

Patentee before: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Country or region before: China

EC01 Cancellation of recordation of patent licensing contract
EC01 Cancellation of recordation of patent licensing contract

Assignee: NAHO ELECTRIC POWER TECHNOLOGY Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000671

Date of cancellation: 20240228

Assignee: YUEQING HENGTONG ELECTRIC Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000669

Date of cancellation: 20240227

Assignee: CHKO ELECTRICAL GROUP CO.,LTD.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000666

Date of cancellation: 20240227

Assignee: ZHEJIANG SHENGYUE ELECTRONIC & TECHNOLOGICAL Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000665

Date of cancellation: 20240227

Assignee: Huanyu Hi Tech Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000660

Date of cancellation: 20240227

Assignee: JINMAO ELECTRIC POWER HOLDING CO.,LTD.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000659

Date of cancellation: 20240227

Assignee: ZHEJIANG HUAYI ELECTRONIC Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000658

Date of cancellation: 20240227

Assignee: YIFA HOLDING GROUP Co.,Ltd.

Assignor: YUEQING FENGJIE ELECTRONIC TECHNOLOGY Co.,Ltd.

Contract record no.: X2023330000657

Date of cancellation: 20240227