CN206378585U - A kind of current transformer inductance C-V characteristic detection device - Google Patents
A kind of current transformer inductance C-V characteristic detection device Download PDFInfo
- Publication number
- CN206378585U CN206378585U CN201720073667.3U CN201720073667U CN206378585U CN 206378585 U CN206378585 U CN 206378585U CN 201720073667 U CN201720073667 U CN 201720073667U CN 206378585 U CN206378585 U CN 206378585U
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- transformer
- pole circuit
- batch
- fixed
- negative pole
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Abstract
The utility model discloses a kind of current transformer inductance C-V characteristic detection device, including test power supply output mechanism, transformer batch fixed conductor post, transformer testing agency；The test power supply output mechanism includes primary supplies positive pole circuit, primary supplies negative pole circuit, secondary detection positive pole circuit and secondary detection negative pole circuit；The two ends of the transformer batch fixed conductor post are each provided with being provided with some transformer batch fixed insulation posts between a transformer batch retainer ring, two transformer batch retainer rings；One end of the secondary detection positive pole circuit and the secondary detection negative pole circuit connects the secondary detection positive pole chuck and the secondary detection negative pole chuck respectively.The utility model can be in bulk to current transformer inductance C-V characteristic detect, so as to improve the detection efficiency of the inductance C-V characteristic of current transformer.
Description
Technical field
The utility model is related to a kind of current transformer performance test apparatus technical field, particularly a kind of current transformer
Inductance C-V characteristic detection device.
Background technology
Current transformer is widely used in modern industry, such as applied to sensing power taking, the measurement for parameters of electric power
Deng；The structure of current transformer is main by the first winding of mutually insulated, secondary winding, iron core and framework, housing, terminals
The components such as son are constituted：The number of turn of its first winding is less, is directly series in power circuit, a load current by once around
During group, the alternating flux sensing of generation produces the secondary current reduced in proportion；The number of turn of secondary winding is more, with instrument, after
The secondary load of the current coils such as electrical equipment, transmitter connects to form closed-loop path；Because first winding and secondary winding have equal
Ampere-turn, current transformer rated current is than load impedance very little in current transformer actual motion, and secondary winding is approached
In short-circuit condition, equivalent to the transformer of a short circuit operation.C-V characteristic is primarily referred to as current transformer both end voltage and logical
The relation of overcurrent, current transformer inductance C-V characteristic detection device of the prior art can only individually monitor sample, sample
The operating efficiency of product test is relatively low.
The content of the invention
In order to overcome the deficiencies in the prior art, the utility model is detected there is provided a kind of current transformer inductance C-V characteristic
Equipment, inductance C-V characteristic that can be in bulk to current transformer is detected, so as to improve the inductance volt of current transformer
Pacify the detection efficiency of characteristic.
The utility model solves the technical scheme that its technical problem used：
A kind of current transformer inductance C-V characteristic detection device, including test power supply output mechanism, transformer batch are solid
Determine conductor pin, transformer testing agency；The test power supply output mechanism includes primary supplies positive pole circuit, primary supplies negative pole
Circuit, secondary detection positive pole circuit and secondary detection negative pole circuit；The two ends of the transformer batch fixed conductor post are respectively set
Have be provided between a transformer batch retainer ring, two transformer batch retainer rings it is some parallel to the transformer
The transformer batch fixed insulation post of batch fixed conductor post, some transformer batch fixed insulation posts surround the mutual inductance
Device batch fixed conductor post Central Symmetry is distributed；One end of the primary supplies positive pole circuit and the primary supplies negative pole circuit
The other end point of the connection test power supply output mechanism, the primary supplies positive pole circuit and the primary supplies negative pole circuit
The two ends of the transformer batch fixed conductor post are not connected；The transformer testing agency include secondary detection positive pole chuck and
One end of secondary detection negative pole chuck, the secondary detection positive pole circuit and the secondary detection negative pole circuit connects the test
The other end of power supply output mechanism, the secondary detection positive pole circuit and the secondary detection negative pole circuit is connected described time respectively
Level detection positive pole chuck and the secondary detection negative pole chuck.
As the further improvement of above-mentioned technical proposal, in addition to for installing the fixed transformer batch fixed conductor
The transformer batch firm banking and conductor pin of post install fixed column, and the conductor pin installs fixed column and is two and sets respectively
In the two ends of the transformer batch fixed conductor post, the lower end that two conductor pins install fixed column is fixedly connected described mutual
Sensor batch firm banking, the two ends of the transformer batch fixed conductor post connect two conductor pins and install fixation respectively
The upper end of post；One end connection test power supply output of the primary supplies positive pole circuit and the primary supplies negative pole circuit
The other end of mechanism, the primary supplies positive pole circuit and the primary supplies negative pole circuit connects two conductor pins respectively
Fixed column is installed, and it is metallic conductor that the conductor pin, which installs fixed column,.
As the further improvement of above-mentioned technical proposal, the two ends of the transformer batch fixed conductor post are flat knot
Structure, it is flat that the upper end that two conductor pins install fixed column is provided with the cooperation transformer batch fixed conductor post two ends
The conductor pin fixed slot of structure.
As the further improvement of above-mentioned technical proposal, the test power supply output mechanism includes power supply and inputs mould
Block, test power supply output module and test result display module.
Compared with prior art, the beneficial effects of the utility model are：
A kind of current transformer inductance C-V characteristic detection device provided by the utility model, by setting transformer batch
Fixed conductor post, transformer batch retainer ring and transformer batch fixed insulation post are measured, can be in bulk to current transformer
Inductance C-V characteristic is detected, so as to improve the detection efficiency of the inductance C-V characteristic of current transformer.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structural representation of current transformer inductance C-V characteristic detection device described in the utility model.
Embodiment
Reference picture 1, Fig. 1 is the structural representation of one specific embodiment of the utility model.
As shown in figure 1, a kind of current transformer inductance C-V characteristic detection device, including test power supply output mechanism, mutually
Sensor batch fixed conductor post 11, transformer testing agency；The test power supply output mechanism includes primary supplies positive pole circuit
21st, primary supplies negative pole circuit 22, secondary detection positive pole circuit 23 and secondary detection negative pole circuit 24；The transformer batch is solid
The two ends for determining conductor pin 11 are each provided between a transformer batch retainer ring 12, two transformer batch retainer rings 12
Some transformer batch fixed insulation posts 13 parallel to the transformer batch fixed conductor post 11 are provided with, it is some described mutual
Sensor batch fixed insulation post 13 is distributed around the Central Symmetry of transformer batch fixed conductor post 11；The primary supplies are just
Polar curve road 21 and one end of the primary supplies negative pole circuit 22 connection test power supply output mechanism, the primary supplies are just
The other end of polar curve road 21 and the primary supplies negative pole circuit 22 connects the transformer batch fixed conductor post 11 respectively
Two ends；The transformer testing agency includes secondary detection positive pole chuck 31 and secondary detection negative pole chuck 32, the secondary inspection
Survey one end connection test power supply output mechanism of positive pole circuit 23 and the secondary detection negative pole circuit 24, the secondary inspection
The other end for surveying positive pole circuit 23 and the secondary detection negative pole circuit 24 connects the secondary He of detection positive pole chuck 31 respectively
The secondary detection negative pole chuck 32.Specifically, the test power supply output mechanism includes power supply input module 25, test
Power supply output module 26 and test result display module 27.
During work, multiple current transformers are coaxially gone here and there in the outside of some transformer batch fixed insulation posts 13,
String is tested some described by the secondary detection positive pole chuck 31 and the secondary detection negative pole chuck 32 respectively successively again
The extraction joint of the secondary side winding of multiple current transformers in the outside of transformer batch fixed insulation post 13.
Further with improvement, in addition to for installing the transformer of the fixed transformer batch fixed conductor post 11 in batches
Firm banking 41 and conductor pin install fixed column 42, and the conductor pin installs fixed column 42 and is two and is respectively arranged at described mutual
The two ends of sensor batch fixed conductor post 11, the lower end that two conductor pins install fixed column 42 is fixedly connected with the transformer
Batch firm banking 41, the two ends of the transformer batch fixed conductor post 11 connect two conductor pins and install fixation respectively
The upper end of post 42；One end connection test electricity of the primary supplies positive pole circuit 21 and the primary supplies negative pole circuit 22
The other end of output machine structure, the primary supplies positive pole circuit 21 and the primary supplies negative pole circuit 22 connects two respectively
The conductor pin installs fixed column 42, and it is metallic conductor that the conductor pin, which installs fixed column 42,.The transformer batch is fixed
The two ends of conductor pin 11 are flat structure, and it is described mutually that the upper end that two conductor pins install fixed column 42 is provided with cooperation
The conductor pin fixed slot 43 of the two ends flat structure of sensor batch fixed conductor post 11.
Above-mentioned improvement is easy to remove on the transformer batch fixed conductor post 11, in order to which multiple current transformers are same
Axle string is in the outside of some transformer batch fixed insulation posts 13；Then it is easily installed the transformer batch fixed conductor
Post 11, makes the two ends of the transformer batch fixed conductor post 11 connect the primary supplies positive pole circuit 21 respectively and described first
Level power supply negative pole circuit 22.
Above to it is of the present utility model it is preferable implementation illustrated, certainly, the utility model can also use with
The different form of above-mentioned embodiment, those skilled in the art are made on the premise of without prejudice to the utility model spirit
Equivalent conversion or it is corresponding change, should all belong in protection domain of the present utility model.
Claims (4)
1. a kind of current transformer inductance C-V characteristic detection device, it is characterised in that：Including test power supply output mechanism, mutual inductance
Device batch fixed conductor post（11）, transformer testing agency；The test power supply output mechanism includes primary supplies positive pole circuit
（21）, primary supplies negative pole circuit（22）, secondary detection positive pole circuit（23）Negative pole circuit is detected with secondary（24）；The mutual inductance
Device batch fixed conductor post（11）Two ends be each provided with a transformer batch retainer ring（12）, two transformer batches
Retainer ring（12）Between be provided with it is some parallel to the transformer batch fixed conductor post（11）Transformer batch it is fixed exhausted
Edge post（13）, some transformer batch fixed insulation posts（13）Around the transformer batch fixed conductor post（11）Center
It is symmetrical；The primary supplies positive pole circuit（21）With the primary supplies negative pole circuit（22）One end connect the test
Power supply output mechanism, the primary supplies positive pole circuit（21）With the primary supplies negative pole circuit（22）The other end connect respectively
Connect the transformer batch fixed conductor post（11）Two ends；The transformer testing agency includes secondary detection positive pole chuck
（31）Negative pole chuck is detected with secondary（32）, the secondary detection positive pole circuit（23）With the secondary detection negative pole circuit（24）
One end connection test power supply output mechanism, the secondary detection positive pole circuit（23）With the secondary detection negative pole circuit
（24）The other end connect the secondary detection positive pole chuck respectively（31）With the secondary detection negative pole chuck（32）.
2. a kind of current transformer inductance C-V characteristic detection device according to claim 1, it is characterised in that：Also include
For installing the fixed transformer batch fixed conductor post（11）Transformer batch firm banking（41）Installed with conductor pin
Fixed column（42）, the conductor pin installation fixed column（42）For two and it is respectively arranged at the transformer batch fixed conductor post
（11）Two ends, two conductor pins install fixed columns（42）Lower end be fixedly connected with the transformer batch firm banking
（41）, the transformer batch fixed conductor post（11）Two ends connect two conductor pins respectively fixed columns be installed（42）'s
Upper end；The primary supplies positive pole circuit（21）With the primary supplies negative pole circuit（22）One end connect the test power supply
Output mechanism, the primary supplies positive pole circuit（21）With the primary supplies negative pole circuit（22）The other end connect two respectively
The individual conductor pin installs fixed column（42）, and the conductor pin installs fixed column（42）For metallic conductor.
3. a kind of current transformer inductance C-V characteristic detection device according to claim 2, it is characterised in that：It is described mutual
Sensor batch fixed conductor post（11）Two ends be flat structure, two conductor pins install fixed columns（42）Upper end it is equal
It is provided with the cooperation transformer batch fixed conductor post（11）The conductor pin fixed slot of two ends flat structure（43）.
4. a kind of current transformer inductance C-V characteristic detection device according to claim 1, it is characterised in that：It is described to survey
Trying power supply output mechanism includes power supply input module（25）, test power supply output module（26）With test result display module
（27）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720073667.3U CN206378585U (en) | 2017-01-21 | 2017-01-21 | A kind of current transformer inductance C-V characteristic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720073667.3U CN206378585U (en) | 2017-01-21 | 2017-01-21 | A kind of current transformer inductance C-V characteristic detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206378585U true CN206378585U (en) | 2017-08-04 |
Family
ID=59400248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720073667.3U Expired - Fee Related CN206378585U (en) | 2017-01-21 | 2017-01-21 | A kind of current transformer inductance C-V characteristic detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206378585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402366A (en) * | 2017-08-13 | 2017-11-28 | 安徽君华舜义恩佳非晶材料有限公司 | A kind of transformer C-V characteristic continuous batch detection means |
-
2017
- 2017-01-21 CN CN201720073667.3U patent/CN206378585U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402366A (en) * | 2017-08-13 | 2017-11-28 | 安徽君华舜义恩佳非晶材料有限公司 | A kind of transformer C-V characteristic continuous batch detection means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170804 Termination date: 20180121 |