CN105609244A - Intelligent high-voltage transformer capable of promoting wire clamping strength - Google Patents
Intelligent high-voltage transformer capable of promoting wire clamping strength Download PDFInfo
- Publication number
- CN105609244A CN105609244A CN201610096583.1A CN201610096583A CN105609244A CN 105609244 A CN105609244 A CN 105609244A CN 201610096583 A CN201610096583 A CN 201610096583A CN 105609244 A CN105609244 A CN 105609244A
- Authority
- CN
- China
- Prior art keywords
- pressure
- pressure ring
- voltage transformer
- paw
- core pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
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
-
- 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
- H01F27/28—Coils; Windings; Conductive connections
-
- 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
- H01F38/22—Instruments transformers for single phase ac
- H01F38/24—Voltage transformers
- H01F38/26—Constructions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/22—Connectors or connections adapted for particular applications for transformers or coils
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
The invention discloses an intelligent high-voltage transformer capable of promoting wire clamping strength. The intelligent high-voltage transformer comprises a base body, a pressure ring, a voltage transformer and a pressure claw assembly, wherein the base body comprises a base tube part, a core tube part and a connecting plate part; a plurality of guide sliding holes are formed in the core tube part; the pressure claw assembly comprises a plurality of pressure claws; each pressure claw is provided with a pressure plate part and a guide sliding column part; the top end of each guide sliding column part is provided with a stress inclined surface; the pressure plate part of each pressure claw is positioned in the tube cavity of the core tube part; the pressure plate part of each pressure claw is clamped to form a wire clamping hole for clamping an electric power cable; the pressure ring comprises a cone-shaped pressure welding surface arranged on the inner peripheral wall of the pressure ring and an external thread area arranged on the outer peripheral wall of the pressure ring; the cone-shaped pressure welding surface of the pressure ring is arranged on the stress inclined surface of each pressure claw in a pressure welding manner, and the external thread area of the pressure ring is matched with an internal thread area of the base tube part; the voltage transformer comprises an annular induction body; the wire clamping hole is formed in the hole cavity of the annular induction body; and the pressure plate part of each pressure claw is pushed to move towards the center of the core tube part when the pressure ring is rotated. The intelligent high-voltage transformer has a better electrical performance.
Description
Technical field
The invention belongs to high-tension electricity technical field, be specifically related to a kind of Intelligent high-pressure transformer of improving clamping line strength.
Background technology
High-voltage mutual inductor is be applicable in 1kv to 220kv power system, large voltage transitions be become small voltage or large electric current is turnedChange little electric current into so that the transformer of measuring, protecting, use.
Mostly existing high-voltage mutual inductor is induction transformer, and operation principle is identical with transformer, and basic structure is also ironCore and former and deputy winding. The Main Function of high-voltage mutual inductor is as follows: high voltage is converted to low-voltage, and large current conversion becomesLittle electric current, after this again for measuring, control, protecting. So not only can strengthen measuring instrument from journey, be convenient to instrument markStandardization, reduces the voltage and current of controlling, protecting equipment, and instrument and equipment or high-tension circuit is separated, and ensures instrumentTable, equipment and staff's safety.
Mostly the mounting means of existing high-voltage mutual inductor is to adopt flange install fixing or adopt bonding mode to fix, its installationPosition generally needs reserved, therefore make the application of high-voltage mutual inductor be subject to more restriction.
Summary of the invention
The object of this invention is to provide a kind of intelligence of locating, thering is the improving clamping line strength of better firm degree of being convenient to installType high-voltage mutual inductor.
The technical scheme that realizes the object of the invention is: a kind of Intelligent high-pressure transformer of improving clamping line strength, comprises oneMatrix, a pressure ring, a voltage transformer and a set of paw assembly; Matrix comprise be provided with internal threaded regions base tube portion,Be arranged on core pipe portion in base tube tube chamber and for being connected and fixed the connection board of base tube portion and core pipe portion; The pipe of core pipe portionWall is provided with one group of pilot hole, and this group pilot hole comprises multiple guiding slide openings; Each guiding slide opening radially runs through core along core pipe portionThe tube wall of pipe portion; Paw assembly comprises multiple paws; Each paw is provided with pressing plate portion and guiding traveller portion; Guiding traveller portion fromIn pressing plate portion, protrude and form, the top of guiding traveller portion is provided with a stressed inclined-plane; The pressing plate portion of each paw is positioned at core pipe portionTube chamber in, guiding traveller portion extend out to the outside of core pipe portion through a corresponding guiding slide opening, and is positioned at the pipe of base tube portionIn chamber; The pressing plate portion clamping of each paw forms one for clamping the clamp hole of electric power cable; Pressure ring comprises and setting within itTaper electrolysis on perisporium and be arranged on the external screw thread district on pressure ring periphery wall; The taper electrolysis of pressure ring is crimped on each pressureOn the stressed inclined-plane of pawl, the external screw thread district of pressure ring and the internal threaded regions adaptation of base tube portion; Voltage transformer comprises toroidal inductiveBody; Clamp hole is arranged in the vestibule of toroidal inductive body; The inwall of each pressing plate portion is provided with deep-slotted chip breaker; In each deep-slotted chip breaker, establishThere are multiple punctures; Each paw is the integral piece of making by casting forming, and each puncture is made in the time of casting forming; Connecting platePortion is provided with annular groove away from a side of pressure ring, and the toroidal inductive of voltage transformer is originally fixed in annular groove; Pressure ringWhile rotation along preset direction, push the stressed inclined-plane of each paw by taper electrolysis, the pressing plate portion that makes each paw toXin Guanbu center and move, thereby clamp the electric power cable that is arranged in clamp hole.
The present invention has positive effect: (1) high-voltage mutual inductor of the present invention, owing to carrying press claw type retaining mechanism, does not needReserve installation position, be easy to install; (2) pressure ring is connected threadably with base tube portion, and by the crimping of taper electrolysisEach paw makes it clamp electric power cable, and its operation is comparatively laborsaving, and has good anti-loosening effect; (3) pass through lineCable clip is tightly arranged on core tube hub place, makes overall gravity centre distribution comparatively reasonable, when for high-altitude overhead power lineTime, be conducive to alleviate vibration.
Brief description of the drawings
Fig. 1 is that one of the present invention is partly cutd open structural representation;
Fig. 2 is a kind of perspective view of high-voltage mutual inductor shown in Fig. 1;
A kind of perspective view of Fig. 3 when to be high-voltage mutual inductor shown in Fig. 1 observe from another angle;
Fig. 4 be shown in Fig. 1 in high-voltage mutual inductor the one of matrix partly cut open structural representation;
Fig. 5 is a kind of explosive view of high-voltage mutual inductor shown in Fig. 1;
Fig. 6 is that high-voltage mutual inductor shown in Fig. 1 removes a kind of explosive view after pressure ring.
Detailed description of the invention
(embodiment 1)
The present embodiment is a kind of Intelligent high-pressure transformer of improving clamping line strength, sees shown in Fig. 1 to Fig. 6, comprises oneMatrix 1, pressure ring 2, voltage transformer 8 and an a set of paw assembly 3.
Matrix 1 comprise be provided with internal threaded regions 111 base tube portion 11, be arranged on core pipe portion 12 in base tube tube chamber and useIn the connection board 13 that is connected and fixed base tube portion and core pipe portion; Base tube portion and core pipe portion arrange with one heart, and connecting board is to be positioned atAnnular slab between base tube portion and core pipe portion, in the present embodiment, connecting plate portion is positioned at the same side of base tube portion and core pipe portionEdge; Connecting the planform of board only need to meet base tube portion is fixedly connected with core pipe portion.
Base tube portion, core pipe portion and connection board in the present embodiment are integral pieces, also can adopt split in concrete practiceThe form of part.
The tube wall of core pipe portion is provided with one group of pilot hole, and this group pilot hole comprises four guiding slide openings 121, these four guidingSlide opening is along on the tube wall that is circumferentially evenly distributed on core pipe portion of core pipe portion; Each guiding slide opening radially runs through core pipe portion along core pipe portionTube wall, the shape of the slide opening that respectively leads is I shape. In concrete practice, the shape of guiding slide opening also can adopt other shapeShape, for example circular, square, rhombus, is all feasible.
Paw assembly 3 comprises four paws 31;
Each paw is provided with pressing plate portion 311 and guiding traveller portion 312; Guiding traveller portion protrudes and forms from a side of pressing plate portion,Guiding traveller portion is arranged in a corresponding guiding slide opening, and the top of guiding traveller portion is provided with a stressed inclined-plane 313; Pressing plateOne end away from guiding traveller portion of portion is as the inwall of pressing plate portion, and the inwall of pressing plate portion is provided with deep-slotted chip breaker 314. Respectively leadTo the shape of traveller portion and the shape adaptation of guiding slide opening.
The pressing plate portion of each paw is arranged in the tube chamber of core pipe portion, and guiding traveller portion extend out to core through a corresponding guiding slide openingThe outside of pipe portion, and be arranged in the tube chamber of base tube portion.
In the present embodiment, the deep-slotted chip breaker clamping of four pressing plate portions forms one for clamping the clamp hole 4 of electric power cable.
Pressure ring 2 comprises the taper electrolysis 21 setting within it on perisporium and is arranged on the external screw thread district on pressure ring periphery wall22; The taper electrolysis of pressure ring is crimped on the stressed inclined-plane of each paw, the external screw thread district of pressure ring and the internal thread of base tube portionDistrict's adaptation.
In the present embodiment, pressure ring rotates and is arranged on the periphery wall of core pipe portion, and the inwall of pressure ring is provided with the periphery with core pipe portionThe concentric stroking junction of wall slip adjacency; But in concrete practice, the internal perisporium of pressure ring can and the periphery wall of core pipe portion betweenReserving gap, is also feasible.
In the present embodiment, on the periphery wall of the periphery wall of pressure ring and base tube portion, be equipped with multiple binding grooves 5, it twists passableEmploying hook spanner operation, also can adopt other fastening means certainly, for example, in the periphery wall of pressure ring and base tube portionHexagonal shape fastener head is set on periphery wall, is also feasible.
When pressure ring rotates along preset direction, push the stressed inclined-plane of each paw by taper electrolysis, make each pawPressing plate portion moves towards Xin Guanbu center, thereby clamps the electric power cable that is arranged in clamp hole.
In the present embodiment, in paw assembly, the quantity of paw is identical with the quantity of the slide opening that leads in each group of pilot hole, can two toBetween five, select.
Voltage transformer comprises toroidal inductive body 81 and intelligent control module; In the present embodiment, connect board away from pressureOne side of ring is provided with annular groove 131, and toroidal inductive body and the intelligent control module of voltage transformer are fixed on annularIn groove. In concrete practice, voltage transformer also can be fixedly installed on the tube wall of core pipe portion, as long as make clamp holeBe arranged in the vestibule of toroidal inductive body, also only need to make cable pass the vestibule of toroidal inductive body.
Intelligent control module can comprise wireless transmit/receive units, intelligent control module by wireless transmit/receive units annular matrixThe secondary voltage or the current signal that sense send distance host to, to realize accurate long-range no worker monitor; This structureCan make full use of space, be conducive to the small-sized and integrated of entirety.
The present embodiment, in order to connect electricity from insulating power cable or to promote chuck strength, is also provided with multiple wearing in each deep-slotted chip breakerThorn 6; Specifically, each puncture is along the radially protrusion of core pipe portion. The existence of puncture, can be without to insulating power cableCarry out peeling processing, can effectively connect electricity. In concrete practice, if clamping is bare wire, puncture can be set.
In the present embodiment, each paw is the integral piece of making by casting forming, and each puncture is made in the time of casting forming; ?In concrete practice, puncture also can adopt alternate manner to make; For example in each deep-slotted chip breaker, be provided with multiple installation draw-in grooves, thenInstall in draw-in groove be inlaid in corresponding one by the die-cut puncture sheet of making; Puncture sheet comprises installation portion and thorn blade, peaceDress portion is inlaid in installs in draw-in groove, and thorn blade exposes installing card groove and forms puncture. The benefit of this structure is that puncture sheet canTo adopt the material different with paw to make, especially select and treat that clamp cable same material used makes, be conducive to acquisitionBetter electrical gas performance.
The present embodiment has following useful technique effect: (1) pressure ring is connected threadably with base tube portion, and by taperThe each paw of electrolysis crimping makes it clamp electric power cable, and its operation is comparatively laborsaving, and has good anti-loosening effect; (2)By cable is clamped and is arranged on core pipe portion center, make overall gravity centre distribution comparatively reasonable, when built on stilts for high-altitudeOn power circuit time, be conducive to alleviate vibration.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not to thisThe restriction of working of an invention mode. For those of ordinary skill in the field, also can on the basis of the above descriptionTo make other changes in different forms. Here without also giving exhaustive to all embodiments. And thisThe apparent variation that belongs to connotation of the present invention a bit and extended out or variation still belong to protection scope of the present invention.
Claims (1)
1. an Intelligent high-pressure transformer for improving clamping line strength, is characterized in that: comprise a matrix, a pressureRing, a voltage transformer and a set of paw assembly; Matrix comprise be provided with internal threaded regions base tube portion, be arranged on base tube pipeCore pipe portion in chamber and for being connected and fixed the connection board of base tube portion and core pipe portion; The tube wall of core pipe portion is provided with one groupPilot hole, this group pilot hole comprises multiple guiding slide openings; Each guiding slide opening radially runs through the tube wall of core pipe portion along core pipe portion;Paw assembly comprises multiple paws; Each paw is provided with pressing plate portion and guiding traveller portion; Guiding traveller portion protrudes from pressing plate portionForm, the top of guiding traveller portion is provided with a stressed inclined-plane; The pressing plate portion of each paw is arranged in the tube chamber of core pipe portion, leadsExtend out to the outside of core pipe portion to traveller portion through a corresponding guiding slide opening, and be arranged in the tube chamber of base tube portion; Each pawPressing plate portion clamping form one for clamping the clamp hole of electric power cable; Pressure ring comprises the taper setting within it on perisporiumElectrolysis and be arranged on the external screw thread district on pressure ring periphery wall; The taper electrolysis of pressure ring is crimped on the stressed inclined-plane of each pawUpper, the external screw thread district of pressure ring and the internal threaded regions adaptation of base tube portion; Voltage transformer comprises toroidal inductive body; Clamp holeBe arranged in the vestibule of toroidal inductive body; The inwall of each pressing plate portion is provided with deep-slotted chip breaker; In each deep-slotted chip breaker, be provided with multiple punctures;Each paw is the integral piece of making by casting forming, and each puncture is made in the time of casting forming; Connect board away from pressure ringOne side is provided with annular groove, and the toroidal inductive of voltage transformer is originally fixed in annular groove; Pressure ring is along preset directionWhen rotation, push the stressed inclined-plane of each paw by taper electrolysis, make the pressing plate portion of each paw in core pipe portionThe heart moves, thereby clamps the electric power cable that is arranged in clamp hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610096583.1A CN105609244A (en) | 2016-01-15 | 2016-01-15 | Intelligent high-voltage transformer capable of promoting wire clamping strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610096583.1A CN105609244A (en) | 2016-01-15 | 2016-01-15 | Intelligent high-voltage transformer capable of promoting wire clamping strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105609244A true CN105609244A (en) | 2016-05-25 |
Family
ID=55989093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610096583.1A Withdrawn CN105609244A (en) | 2016-01-15 | 2016-01-15 | Intelligent high-voltage transformer capable of promoting wire clamping strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105609244A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681295A (en) * | 2017-04-05 | 2018-02-09 | 国网浙江省电力公司衢州供电公司 | A kind of Intelligent insulation cable penetrating cable clamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2712063A1 (en) * | 1977-03-15 | 1978-09-21 | Siemens Ag | INDUCTIVE, GAS- OR LIQUID-ISOLATED VOLTAGE CONVERTER |
| CN102510128A (en) * | 2011-10-27 | 2012-06-20 | 王成楷 | Intelligent electric leakage remote monitoring protector of low-voltage power grid |
| CN104607681A (en) * | 2013-11-03 | 2015-05-13 | 西安志越机电科技有限公司 | Thin-wall round pipe turning and clamping device |
-
2016
- 2016-01-15 CN CN201610096583.1A patent/CN105609244A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2712063A1 (en) * | 1977-03-15 | 1978-09-21 | Siemens Ag | INDUCTIVE, GAS- OR LIQUID-ISOLATED VOLTAGE CONVERTER |
| CN102510128A (en) * | 2011-10-27 | 2012-06-20 | 王成楷 | Intelligent electric leakage remote monitoring protector of low-voltage power grid |
| CN104607681A (en) * | 2013-11-03 | 2015-05-13 | 西安志越机电科技有限公司 | Thin-wall round pipe turning and clamping device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681295A (en) * | 2017-04-05 | 2018-02-09 | 国网浙江省电力公司衢州供电公司 | A kind of Intelligent insulation cable penetrating cable clamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105609244A (en) | Intelligent high-voltage transformer capable of promoting wire clamping strength | |
| CN105575601A (en) | High-voltage electric transformer for improving wire clamping strength | |
| CN105609973A (en) | Improved wedge-shaped cable clamp | |
| CN105575603A (en) | High-voltage instrument transformer for improving wire clamping strength | |
| CN105575600A (en) | Intelligent high-voltage transformer for improving wire clamping strength | |
| CN105575604A (en) | Zero sequence current transformer for improving wire clamping strength | |
| CN105575599A (en) | High-voltage instrument transformer for improving wire clamping strength | |
| CN106654627A (en) | Power stringing armor clamp | |
| CN105575609A (en) | Novel high-voltage transformer for improving wire clamping strength | |
| CN105575608A (en) | High-voltage electric transformer for improving wire clamping strength | |
| CN105609970A (en) | Puncturing armor clamp | |
| CN105551721A (en) | Single-phase high-voltage mutual inductor | |
| CN105632694A (en) | High-voltage mutual inductor for improving wire clamping strength | |
| CN105845328A (en) | High-voltage power transformer for improving wire clamping strength | |
| CN105551765A (en) | High-voltage transformer with improved wire clamping strength | |
| CN105845329A (en) | High-voltage power transformer for improving wire clamping strength | |
| CN105575606A (en) | Middle and high voltage zero-sequence current transformer for improving wire clamping strength | |
| CN105575605A (en) | Electric zero sequence current transformer for improving wire clamping strength | |
| CN105609288A (en) | Three-phase middle and high voltage zero sequence current transformer capable of promoting wire clamping strength | |
| CN105575602A (en) | Zero-sequence current transformer for improving wire clamping strength | |
| CN105761891A (en) | Intelligent three-phase middle-high voltage zero sequence current transformer for improving wire clamping strength | |
| CN105633633A (en) | High-voltage electric power overhead line fitting | |
| CN105632695A (en) | Electric power zero-sequence current transformer capable of improving wire clamp strength | |
| CN105680187A (en) | High-voltage electric power overhead line fitting | |
| CN105609245A (en) | High-voltage transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160525 |