CN209282023U - A kind of open type current transformer - Google Patents
A kind of open type current transformer Download PDFInfo
- Publication number
- CN209282023U CN209282023U CN201920125866.3U CN201920125866U CN209282023U CN 209282023 U CN209282023 U CN 209282023U CN 201920125866 U CN201920125866 U CN 201920125866U CN 209282023 U CN209282023 U CN 209282023U
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- pedestal
- flip lid
- coil
- open type
- current transformer
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Abstract
The utility model discloses a kind of open type current transformers, including the mutual inductor ontology being made of pedestal and flip lid, it is through-hole between pedestal and flip lid, coil is embedded in mutual inductor ontology, the coil is made of two semiorbicular iron cores, and enamel-cover coiling is wound on iron core, the enamel-cover coiling on two iron cores is connected by connecting line, and connecting line is located at pedestal and flip lid side；The flip lid and pedestal all have the cavity of annular, flip lid and pedestal are unilateral open architecture and are filled with sealant in opening, the sealant is epoxy resin layer, flip lid two sides of the bottom and base top two sides are equipped with symmetrical engaging lug, torsion shaft are fitted in the symmetrical engaging lug of wherein side, flip lid is connected with base rotation；The present apparatus is ingenious in design, the mutual inductor ontology of open type, facilitates and is installed and be able to carry out electrification installation, substantially increases installation effectiveness, and ensure that safety when installation.
Description
Technical field
The utility model relates to mutual inductor, specifically a kind of open type current transformer.
Background technique
Current transformer is the instrument that primary side high current is converted into secondary side low current according to electromagnetic induction principle to measure
Device.Current transformer is made of the iron core and winding being closed.Its first side winding the number of turns is seldom, goes here and there in the electricity for needing to measure
In the route of stream.Therefore it often has whole electric currents of route to flow through, and secondary side winding turn ratio is more, is serially connected in measuring instrumentss
In protective loop, at work, its secondary side circuit is closure, therefore measuring instrumentss and protection always to current transformer
The impedance very little of circuit in series coil, the close short circuit of the working condition of current transformer.Current transformer is the big electricity of primary side
Circulation changes secondary side low current into measure, and secondary side can not open a way.
Current current transformer is mostly monolithic coil structures, has to carry out power operation when being installed,
To guarantee safety, this reduces Installation And Test efficiency.
Utility model content
The purpose of this utility model is to provide a kind of open type current transformers, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of open type current transformer, including the mutual inductor ontology being made of pedestal and flip lid, between pedestal and flip lid
For through-hole, coil is embedded in mutual inductor ontology, the coil is made of two semiorbicular iron cores, and is wound on iron core
There is enamel-cover coiling, the enamel-cover coiling on two iron cores is connected by connecting line, and connecting line is located at pedestal and flip lid side；It is described
It renovates and pedestal all has annular cavity, flip lid and pedestal are unilateral open architecture and are filled with sealant in opening,
The sealant is epoxy resin layer, renovates two sides of the bottom and base top two sides and is equipped with symmetrical engaging lug, wherein one
Torsion shaft is fitted in the symmetrical engaging lug of side connects flip lid with base rotation, and the symmetrical engaging lug of the other side offers
Bolt hole, and be fitted with fixing bolt in bolt hole and be fixedly connected for that will renovate with pedestal；The base side
Lead-out wire by being connected with coil japanning wrapping line is set on sealant.
An adhesive piece is all had on two semi-circular iron cores of the coil, adhesive piece is located at two ipsilateral correspondences of iron core
Port at, and the enamel-cover coiling on adhesive piece and coil is electrically connected.
As a preferred embodiment of the present invention: the base bottom two sides all have the mounting plate extended outward, and
It is equipped with rectangular installation gap on a mounting board.
Compared with prior art, the utility model has the beneficial effects that the present apparatus is ingenious in design, the mutual inductor sheet of open type
Body facilitates and is installed and be able to carry out electrification installation, substantially increases installation effectiveness, and ensure that safety when installation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is structural schematic diagram when the utility model is open.
Fig. 3 is the bottom view of the utility model.
Fig. 4 is the top view of the utility model.
Fig. 5 is the structural schematic diagram of Inside coil in the utility model.
1- mutual inductor ontology in figure, 2- pedestal, 21- installation gap, 3- flip lid, 31- fixing bolt, 4- torsion shaft, 5- are logical
Hole, 6- sealant, 7- lead-out wire, 8- coil, 9- adhesive piece, 10- connecting line.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right" are " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment 1:
Please refer to Fig. 1-5, a kind of open type current transformer, including the mutual inductor ontologies 1 being made of pedestal 2 and flip lid 3,
It is through-hole 5 between pedestal 2 and flip lid 3, coil 8 is embedded in mutual inductor ontology 1, the coil 8 is by two semiorbicular iron
Core composition, and enamel-cover coiling is wound on iron core, the enamel-cover coiling on two iron cores is connected by connecting line 10, connecting line
10 are located at 3 sides of pedestal 2 and flip lid；The flip lid 3 and pedestal 2 all have the cavity of annular, and flip lid 3 and pedestal 2 are unilateral side
Open architecture is simultaneously filled with sealant 6 in opening, and the sealant 6 is epoxy resin layer, renovates 3 two sides of the bottom and pedestal 2
Top two sides are equipped with symmetrical engaging lug, and torsion shaft 4 is fitted in the symmetrical engaging lug of wherein side and makes flip lid 3 and bottom
Seat 2 is rotatablely connected, and the symmetrical engaging lug of the other side offers bolt hole, and is fitted with fixing bolt 31 in bolt hole and is used for
Flip lid 3 and pedestal 2 are fixedly connected.
In order to facilitate the connection for carrying out route, setting with 8 japanning of coil by wrapping on the sealant 6 of 2 side of pedestal
The lead-out wire 7 that line is connected.
Specifically, all having an adhesive piece 9 on two semi-circular iron cores of the coil 8, adhesive piece 9 is located at two iron
At the ipsilateral corresponding port of core, in 3 docking of pedestal 2 and flip lid, two adhesive pieces 9, which mutually fit, completes docking, and adhesive piece 9
It is electrically connected with the enamel-cover coiling on coil 8, when two adhesive pieces 9 dock, is capable of forming the circuit of connection.
In carrying out installation process, fixing bolt 31 on flip lid 3 is removed, and 3 rotating openings will be renovated, makes two semi-rings
Adhesive piece 9 on shape iron core separates, and coil 8 is in an off state, due to being that off-state can be carried out directly at this time inside device
Electrification installation, it is very convenient.
It should be noted that such as carrying out electrification installation when using the present apparatus and needing first to connect secondary loop, then connect again
The connection work of mutual inductor ontology 1 upturning lid 3 and pedestal 2 is completed after primary circuit again.
Embodiment 2:
On the basis of embodiment 1,2 two sides of the bottom of pedestal all have the mounting plate extended outward, and are pacifying
Loading board is equipped with rectangular installation gap 21, and positioning is conveniently fixed after capable of installing mutual inductor ontology 1 in installation gap 21.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of open type current transformer, including the mutual inductor ontology (1) being made of pedestal (2) and flip lid (3), pedestal (2)
It is through-hole (5) to be embedded with coil (8) in mutual inductor ontology (1), which is characterized in that the coil (8) between flip lid (3)
It is made of two semiorbicular iron cores, and is wound with enamel-cover coiling on iron core, the enamel-cover coiling on two iron cores passes through connection
Line (10) is connected, and connecting line (10) is located at pedestal (2) and flip lid (3) side；It renovates at the top of (3) two sides of the bottom and pedestal (2)
Two sides are equipped with symmetrical engaging lug, and torsion shaft (4) is fitted in the symmetrical engaging lug of wherein side and to renovate (3) and bottom
Seat (2) rotation connection, the symmetrical engaging lug of the other side offers bolt hole, and fixing bolt (31) are fitted in bolt hole
It is fixedly connected for (3) and pedestal (2) will to be renovated.
2. a kind of open type current transformer according to claim 1, which is characterized in that the flip lid (3) and pedestal (2)
The cavity of annular is all had, (3) is renovated and pedestal (2) is unilateral open architecture and is filled with sealant (6) in opening, institute
Stating sealant (6) is epoxy resin layer.
3. a kind of open type current transformer according to claim 2, which is characterized in that pedestal (2) side it is close
Lead-out wire (7) by being connected with coil (8) japanning wrapping line is set on sealing (6).
4. a kind of open type current transformer according to claim 1 or 2, which is characterized in that two of the coil (8)
An adhesive piece (9) is all had on semi-circular iron core, adhesive piece (9) is located at the ipsilateral corresponding port of two iron cores, and is bonded
Enamel-cover coiling on piece (9) and coil (8) is electrically connected.
5. a kind of open type current transformer according to claim 1 or 2, which is characterized in that pedestal (2) bottom two
Side all has the mounting plate extended outward, and is equipped with rectangular installation gap (21) on a mounting board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125866.3U CN209282023U (en) | 2019-01-18 | 2019-01-18 | A kind of open type current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125866.3U CN209282023U (en) | 2019-01-18 | 2019-01-18 | A kind of open type current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209282023U true CN209282023U (en) | 2019-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920125866.3U Active CN209282023U (en) | 2019-01-18 | 2019-01-18 | A kind of open type current transformer |
Country Status (1)
| Country | Link |
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| CN (1) | CN209282023U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111613427A (en) * | 2020-05-09 | 2020-09-01 | 北京华强诚信电器有限公司 | Split type current transformer convenient to installation |
| CN114200378A (en) * | 2021-12-01 | 2022-03-18 | 广西电网有限责任公司柳州供电局 | Take on-line monitoring current transformer of early warning function |
-
2019
- 2019-01-18 CN CN201920125866.3U patent/CN209282023U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111613427A (en) * | 2020-05-09 | 2020-09-01 | 北京华强诚信电器有限公司 | Split type current transformer convenient to installation |
| CN114200378A (en) * | 2021-12-01 | 2022-03-18 | 广西电网有限责任公司柳州供电局 | Take on-line monitoring current transformer of early warning function |
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