CN205406268U - Open -type current transformer - Google Patents
Open -type current transformer Download PDFInfo
- Publication number
- CN205406268U CN205406268U CN201620163506.9U CN201620163506U CN205406268U CN 205406268 U CN205406268 U CN 205406268U CN 201620163506 U CN201620163506 U CN 201620163506U CN 205406268 U CN205406268 U CN 205406268U
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- China
- Prior art keywords
- semi
- circular shell
- circular
- hoop plate
- electric current
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Abstract
The utility model provides an open -type current transformer, including half first troidal core and second half troidal core that matees each other, the winding has secondary coil on half first troidal core and second half troidal core, and half first troidal core is fixed in first semi -ring shape shell through epoxy resin filled in, half troidal core of second is fixed in in the second semi -ring shape shell through epoxy resin filled, first semi -ring shape shell and second semi -ring shape shell set up relatively to it is together fixed to dismantle connecting device through one, forms an annular jointly. The utility model provides a pair of open -type current transformer during the use, only needs to take apart dismantling connecting device, divides open -type current transformer into two to the cover on a partial conductor, reuse can dismantle connecting device with open -type current transformer according to former state equipment fixed can, its installation is simple and convenient, need not change the existing equipment in the installation.
Description
Technical field
This utility model relates to transformer field, particularly relates to a kind of Open Type Electric Current Mutual Inductor.
Background technology
Current transformer is in installation process, it is necessary to once coil could induce electric current through current transformer on secondary coil.Original current transformer is when mounted, it is necessary to after initially passing through Primary Conductor, then is arranged in power distribution cabinet.If change current transformer, the Primary Conductor of current transformer to be taken apart, just can install transformer, very inconvenient.
Utility model content
The purpose of this utility model is in that, it is provided that a kind of Open Type Electric Current Mutual Inductor being easily installed.
For achieving the above object, this utility model is by the following technical solutions:
A kind of Open Type Electric Current Mutual Inductor, including the first semi-circular iron core being mutually matched and the second semi-circular iron core, first semi-circular iron core and the second semi-circular iron core are wound with secondary coil, first semi-circular iron core is fixed in the first semi-circular shell by epoxy resin encapsulated, and the second semi-circular iron core is fixed in the second semi-circular shell by epoxy resin encapsulated；Described first semi-circular shell and the second semi-circular shell are oppositely arranged, and are fixed together by a detachable connecting device, are collectively forming an annular.
Further, described detachable connecting device is anchor ear, described anchor ear includes hoop plate, mounting ear and fastening bolt, described hoop plate is surrounded on the first semi-circular shell and the external annulus of the second semi-circular shell ringwise, binding round the mounting ear that is respectively arranged at two ends with of plate, the mounting ear at hoop plate two ends is removably secured connection by fastening bolt.
Further, described detachable connecting device is anchor ear, described anchor ear includes the first hoop plate, the second hoop plate, mounting ear and fastening bolt, first semi-circular shell and the second semi-circular shell are trapped among together from the external annulus of the first semi-circular shell and the second semi-circular shell by described first hoop plate and the second hoop plate respectively, the end of the first hoop plate and the second hoop plate is provided with mounting ear, and the mounting ear of the first hoop plate and the second hoop plate joint is removably secured connection by fastening bolt.
Further, the external annulus of described first semi-circular shell and the second semi-circular shell is provided with caulking groove, and described hoop plate, through caulking groove, is close to the first semi-circular shell and the external annulus surface of the second semi-circular shell.
Further, the external annulus of described first semi-circular shell is provided with at least two caulking groove, and the external annulus of described second semi-circular shell also is provided with at least two caulking groove.
Further, the internal ring wall of described first semi-circular shell and the second semi-circular shell is provided with multiple elastic rubber tube for fixing Primary Conductor.
Further, the internal ring wall of described first semi-circular shell and the second semi-circular shell is provided with multiple draw-in groove axially extended, and described elastic rubber tube is provided with the clamp axially extended, and elastic rubber tube is connected in draw-in groove by clamp.
Further, described first semi-circular shell or the second semi-circular shell are provided with binding post, and described binding post is connected with described secondary coil.
A kind of Open Type Electric Current Mutual Inductor that this utility model provides, during use, only detachable connecting device need to be taken apart, Open Type Electric Current Mutual Inductor is split into two halves, and it is enclosed within Primary Conductor, re-using detachable connecting device and in statu quo assembled by Open Type Electric Current Mutual Inductor fixing, its installation process is simple and convenient, need not change existing equipment in installation process.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Open Type Electric Current Mutual Inductor that this utility model provides.
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, the technical solution of the utility model is described in detail.
As shown in Figure 1, a kind of Open Type Electric Current Mutual Inductor that the present embodiment provides includes the first semi-circular iron core 1 and the second semi-circular iron core (the visual angle reason being mutually matched, not shown), first semi-circular iron core 1 and the second semi-circular iron core are wound with secondary coil (not shown), first semi-circular iron core 1 is fixed in the first semi-circular shell 21 by epoxy resin encapsulated, and the second semi-circular iron core is fixed in the second semi-circular shell 22 by epoxy resin encapsulated；Described first semi-circular shell 21 and the second semi-circular shell 22 are oppositely arranged, and are fixed together by a detachable connecting device 6, are collectively forming an annular.
When producing, it is possible to be wound around secondary coil on an annular core, annular core be contained in the PVC box of annular together with secondary coil, and use epoxy resin to carry out embedding, cut into two halves after solidification again；Now, namely annular core is divided into the first semi-circular iron core 1 and the second semi-circular iron core, and namely PVC box is divided into the first semi-circular shell 21 and the second semi-circular shell 22；After cutting, re-use detachable connecting device 6 and first semi-circular shell 21 and the second semi-circular shell 22 are in statu quo fixed together.
Further, the second semi-circular shell 22 is provided with binding post 3, and described binding post 3 is connected with described secondary coil.
Further, described detachable connecting device 6 is anchor ear in the present embodiment, described anchor ear is made of stainless steel, it includes hoop plate, mounting ear and fastening bolt, described hoop plate is surrounded on the external annulus of the first semi-circular shell 21 and the second semi-circular shell 22 ringwise, binding round the mounting ear that is respectively arranged at two ends with of plate, the mounting ear at hoop plate two ends is removably secured connection by fastening bolt.
As improvement, described anchor ear may be arranged as including the first hoop plate, the second hoop plate, mounting ear and fastening bolt, described first hoop plate and the second hoop plate are respectively from together with the first semi-circular shell 21 is trapped among with the second semi-circular shell 22 by the first semi-circular shell 21 with the external annulus of the second semi-circular shell 22, the end of the first hoop plate and the second hoop plate is provided with mounting ear, and the mounting ear of the first hoop plate and the second hoop plate joint is removably secured connection by fastening bolt.
Further, the external annulus of described first semi-circular shell 21 and the second semi-circular shell 22 is provided with caulking groove 4, and described hoop plate, through caulking groove 4, is close to the external annulus surface of the first semi-circular shell 21 and the second semi-circular shell 22.
Further, the external annulus of described first semi-circular shell 21 is provided with at least two caulking groove 4, and the external annulus of described second semi-circular shell 22 also is provided with at least two caulking groove 4.
Further, the internal ring wall of described first semi-circular shell 21 and the second semi-circular shell 22 is provided with multiple elastic rubber tube 5 for fixing Primary Conductor.
Specifically, the internal ring wall of described first semi-circular shell 21 and the second semi-circular shell 22 is provided with multiple draw-in groove axially extended, and described elastic rubber tube 5 is provided with the clamp axially extended, and elastic rubber tube 5 is connected in draw-in groove by clamp.
In this utility model embodiment, the internal ring wall of the first semi-circular shell 21 and the second semi-circular shell 22 is provided with three draw-in grooves, installs an elastic rubber tube 5 in each draw-in groove.Described three draw-in grooves are along the internal ring wall circumference uniformly difference of the first semi-circular shell 21 and the second semi-circular shell 22, and one of them draw-in groove is arranged on the internal ring wall of the first semi-circular shell 21, and two other draw-in groove is arranged on the internal ring wall of the second semi-circular shell 22.
A kind of Open Type Electric Current Mutual Inductor that this utility model provides, during use, only detachable connecting device need to be taken apart, Open Type Electric Current Mutual Inductor is split into two halves, and it is enclosed within Primary Conductor, re-using detachable connecting device and in statu quo assembled by Open Type Electric Current Mutual Inductor fixing, its installation process is simple and convenient, need not change existing equipment in installation process.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (8)
1. an Open Type Electric Current Mutual Inductor, it is characterized in that, including the first semi-circular iron core being mutually matched and the second semi-circular iron core, first semi-circular iron core and the second semi-circular iron core are wound with secondary coil, first semi-circular iron core is fixed in the first semi-circular shell by epoxy resin encapsulated, and the second semi-circular iron core is fixed in the second semi-circular shell by epoxy resin encapsulated；Described first semi-circular shell and the second semi-circular shell are oppositely arranged, and are fixed together by a detachable connecting device, are collectively forming an annular.
2. Open Type Electric Current Mutual Inductor according to claim 1, it is characterized in that, described detachable connecting device is anchor ear, described anchor ear includes hoop plate, mounting ear and fastening bolt, described hoop plate is surrounded on the first semi-circular shell and the external annulus of the second semi-circular shell ringwise, binding round the mounting ear that is respectively arranged at two ends with of plate, the mounting ear at hoop plate two ends is removably secured connection by fastening bolt.
3. Open Type Electric Current Mutual Inductor according to claim 1, it is characterized in that, described detachable connecting device is anchor ear, described anchor ear includes the first hoop plate, the second hoop plate, mounting ear and fastening bolt, first semi-circular shell and the second semi-circular shell are trapped among together from the external annulus of the first semi-circular shell and the second semi-circular shell by described first hoop plate and the second hoop plate respectively, the end of the first hoop plate and the second hoop plate is provided with mounting ear, and the mounting ear of the first hoop plate and the second hoop plate joint is removably secured connection by fastening bolt.
4. the Open Type Electric Current Mutual Inductor according to Claims 2 or 3, it is characterized in that, the external annulus of described first semi-circular shell and the second semi-circular shell is provided with caulking groove, and described hoop plate, through caulking groove, is close to the first semi-circular shell and the external annulus surface of the second semi-circular shell.
5. Open Type Electric Current Mutual Inductor according to claim 4, it is characterised in that the external annulus of described first semi-circular shell is provided with at least two caulking groove, and the external annulus of described second semi-circular shell also is provided with at least two caulking groove.
6. Open Type Electric Current Mutual Inductor according to claim 1, it is characterised in that the internal ring wall of described first semi-circular shell and the second semi-circular shell is provided with multiple elastic rubber tube for fixing Primary Conductor.
7. Open Type Electric Current Mutual Inductor according to claim 6, it is characterized in that, the internal ring wall of described first semi-circular shell and the second semi-circular shell is provided with multiple draw-in groove axially extended, described elastic rubber tube is provided with the clamp axially extended, and elastic rubber tube is connected in draw-in groove by clamp.
8. Open Type Electric Current Mutual Inductor according to claim 1, it is characterised in that described first semi-circular shell or the second semi-circular shell are provided with binding post, and described binding post is connected with described secondary coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620163506.9U CN205406268U (en) | 2016-03-03 | 2016-03-03 | Open -type current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620163506.9U CN205406268U (en) | 2016-03-03 | 2016-03-03 | Open -type current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205406268U true CN205406268U (en) | 2016-07-27 |
Family
ID=56444495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620163506.9U Expired - Fee Related CN205406268U (en) | 2016-03-03 | 2016-03-03 | Open -type current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205406268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373714A (en) * | 2016-10-17 | 2017-02-01 | 江阴市星火电子科技有限公司 | Waterproof type mutual inductor and assembling process therefor |
-
2016
- 2016-03-03 CN CN201620163506.9U patent/CN205406268U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373714A (en) * | 2016-10-17 | 2017-02-01 | 江阴市星火电子科技有限公司 | Waterproof type mutual inductor and assembling process therefor |
| CN106373714B (en) * | 2016-10-17 | 2017-12-01 | 江阴市星火电子科技有限公司 | Water proof type transformer and its assembly technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20210303 |