CN204011025U - Split type electric current transformer - Google Patents
Split type electric current transformer Download PDFInfo
- Publication number
- CN204011025U CN204011025U CN201420409058.7U CN201420409058U CN204011025U CN 204011025 U CN204011025 U CN 204011025U CN 201420409058 U CN201420409058 U CN 201420409058U CN 204011025 U CN204011025 U CN 204011025U
- Authority
- CN
- China
- Prior art keywords
- upper shell
- lower house
- iron core
- rectangular channel
- binding post
- 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.)
- Expired - Fee Related
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 5
- 229920013636 polyphenyl ether polymer Polymers 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920006380 polyphenylene oxide Polymers 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
Landscapes
- Transformers For Measuring Instruments (AREA)
Abstract
The utility model discloses a kind of Split type electric current transformer, its technical scheme main points are to comprise upper shell, lower house, large iron core, little iron core and binding post, upper shell and lower house include front casing and rear casing and are spliced by front casing and rear casing, described binding post is arranged at upper shell upper end one side, upper shell is provided with terminal cap in the relevant position that binding post is set, on the face that described upper shell is connected with rear casing at front casing, be provided with rectangular channel, in described rectangular channel, be provided with the aluminum nameplate suitable with rectangular channel size, rectangular channel both sides are provided with the spacing catch that prevents that aluminum nameplate from coming off, aim to provide a kind of easy to use, binding post arranges rationally, the nameplate Split type electric current transformer coming off not easy to wear.
Description
Technical field
The utility model relates to a kind of controller switching equipment, and more particularly, it relates to a kind of Split type electric current transformer.
Background technology
At present, in mortgage alternating current circuit, measuring electric current electric energy, is that current transformer is enclosed within in electric line, and line current is sampled.Occur on the market that at present a kind of open-close type current transformer (publication number is CN101447328A) mainly comprises upper shell and lower house, upper shell and lower house are bolted to connection, and on two angles of upper shell upper end, binding post and terminal cap are all set.In actual use, find that there is following deficiency: 1, binding post is arranged to upper shell both sides, is applied to some at product and is difficult to open by the terminal cap of wall one side by time on the circuit of wall and causes the binding post of terminal cap inside to be inconvenient to connect; 2, on upper shell, lack the space that product nameplate is installed, conventionally while nameplate being set, can only use paster or directly carve on upper shell surface, the nameplate arranging so easily comes off or weares and teares and causes operating personnel cannot learn the current ratio of product, brings certain inconvenience to the use of product; 3, upper shell and lower house adopt nylon material to make conventionally, and dimensional stability and intensity that nylon material is made are poor, and dielectric constant and dielectric loss are also higher.
Utility model content
The deficiency existing for prior art, it is a kind of easy to use that the purpose of this utility model is to provide, and binding post arranges rationally, the nameplate Split type electric current transformer coming off not easy to wear.
For achieving the above object, the utility model provides following technical scheme: a kind of Split type electric current transformer, comprise upper shell, lower house, large iron core, little iron core and binding post, large iron core and little iron core are arranged at respectively in upper shell and in lower house, described upper shell is inverted U, upper shell and lower house are spliced to form loop configuration mutually, the large iron core of its inside and little iron core are also spliced to form loop configuration mutually, the both sides of described upper shell lower end are equipped with connection pawl, connect pawl and be provided with screw hole, lower house is provided with the link slot corresponding with connecting pawl, link slot sidewall is provided with the installing hole corresponding with connecting screw hole on pawl, the connection pawl of upper shell inserts in the link slot of lower house, connect between the screw hole on pawl and the installing hole on link slot sidewall and be connected with the bolt for fixing upper shell and lower house, described binding post is arranged at upper shell upper end one side, upper shell is provided with terminal cap in the relevant position that binding post is set, on the face that described upper shell is connected with rear casing at front casing, be provided with rectangular channel, in described rectangular channel, be provided with the aluminum nameplate suitable with rectangular channel size, rectangular channel both sides are provided with the spacing catch that prevents that aluminum nameplate from coming off.
The utility model is further set to: upper shell and lower house include front casing and rear casing and be spliced by front casing and rear casing, and described upper shell and lower house all adopt polyphenyl ether material to make.
The utility model adopts separate type, in the time that instrument transformer is safeguarded and change, needn't remove test line, easy disassembling, and operating efficiency is high; A side that binding post is loaded on to upper shell also can ensure the easy to use of binding post in the time that product is installed in the position by wall; The rectangular channel arranging is also placed aluminum nameplate therein and is made the information of product on nameplate can persist easy identification, prevents the nameplate wearing and tearing that come off.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model Split type electric current transformer embodiment;
Fig. 2 is the structure diagram of the utility model Split type electric current transformer embodiment released state;
Fig. 3 is the structural representation of the utility model Split type electric current transformer embodiment.
Description of reference numerals: 1, upper shell; 2, lower house; 3, large iron core; 4, little iron core; 5, binding post; 6, front casing; 7, rear casing; 8, connect pawl; 9, screw hole; 10, link slot; 11, terminal cap; 12, lead seal hole; 13, rectangular channel; 14, aluminum nameplate; 15, spacing catch; 16, bolt; 17, installing hole.
Embodiment
Referring to figs. 1 through Fig. 3, the utility model Split type electric current transformer embodiment is described further:
A kind of Split type electric current transformer, comprise upper shell 1, lower house 2, large iron core 3, little iron core 4 and binding post 5, large iron core 3 and little iron core 4 are arranged at respectively in upper shell 1 and in lower house 2, described upper shell 1 is inverted U, upper shell 1 and lower house 2 are spliced to form loop configuration mutually, the large iron core 3 of its inside and little iron core 4 are also spliced to form loop configuration mutually, the both sides of described upper shell 1 lower end are equipped with and connect pawl 8, connect pawl 8 and be provided with screw hole 9, lower house 2 is provided with the link slot corresponding with connecting pawl 8 10, link slot 10 sidewalls are provided with the installing hole 17 corresponding with connecting screw hole 9 on pawl 8, the connection pawl 8 of upper shell 1 inserts in the link slot 10 of lower house 2, connect between the screw hole 9 on pawl 8 and the installing hole 17 on link slot 10 sidewalls and be connected with the bolt 16 for fixing upper shell 1 and lower house 2, described binding post 5 is arranged at upper shell 1 upper end one side, upper shell 1 is provided with terminal cap 11 in the relevant position that binding post 5 is set, in upper shell 1 and terminal cap 11, can arrange lead seal hole 12 can avoid user to change current ratio and carry out stealing phenomenon occur.Upper shell 1 and lower house 2 include front casing 6 and rear casing 7 and are spliced by front casing 6 and rear casing 7, on the face that described upper shell 1 is connected with rear casing 7 at front casing 6, be provided with rectangular channel 13, in described rectangular channel 13, be provided with the aluminum nameplate 14 suitable with rectangular channel 13 sizes, rectangular channel 13 both sides are provided with the spacing catch 15 that prevents that aluminum nameplate 14 from coming off, when installation, aluminum nameplate 14 is inserted in rectangular channel 13 along the Mosaic face of front casing 6 or rear casing 7, spacing catch 15 by rectangular channel 13 both sides is fixed and splices front casing 6 and rear casing 7 again aluminum nameplate 14.
As shown in Figure 2, the connection pawl 8 of upper shell 1 is inserted in the link slot 10 of lower house 2 and bolt 16 is played to fixing to upper shell 1 and lower house 2 through connecting the screw hole 9 on pawl 8 and the installing hole 17 on link slot 10.
Because polyphenylene oxide has good dimensional stability, and can within the scope of-127～121 DEG C, use for a long time, serviceability temperature scope is wide, and its dielectric constant and dielectric loss are also lower, and upper shell 1 and lower house 2 all adopt polyphenyl ether material to make the serviceability and the scope of application that have improved product.
Above-described embodiment should not be considered as restriction of the present utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection range of the present utility model.
Claims (2)
1. a Split type electric current transformer, comprise upper shell, lower house, large iron core, little iron core and binding post, large iron core and little iron core are arranged at respectively in upper shell and in lower house, described upper shell is inverted U, upper shell and lower house are spliced to form loop configuration mutually, the large iron core of its inside and little iron core are also spliced to form loop configuration mutually, the both sides of described upper shell lower end are equipped with connection pawl, connect pawl and be provided with screw hole, lower house is provided with the link slot corresponding with connecting pawl, link slot sidewall is provided with the installing hole corresponding with connecting screw hole on pawl, the connection pawl of upper shell inserts in the link slot of lower house, connect between the screw hole on pawl and the installing hole on link slot sidewall and be connected with the bolt for fixing upper shell and lower house, it is characterized in that: described binding post is arranged at upper shell upper end one side, upper shell is provided with terminal cap in the relevant position that binding post is set, on the face that described upper shell is connected with rear casing at front casing, be provided with rectangular channel, in described rectangular channel, be provided with the aluminum nameplate suitable with rectangular channel size, rectangular channel both sides are provided with the spacing catch that prevents that aluminum nameplate from coming off.
2. Split type electric current transformer according to claim 1, is characterized in that: upper shell and lower house include front casing and rear casing and be spliced by front casing and rear casing, and described upper shell and lower house all adopt polyphenyl ether material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420409058.7U CN204011025U (en) | 2014-07-18 | 2014-07-18 | Split type electric current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420409058.7U CN204011025U (en) | 2014-07-18 | 2014-07-18 | Split type electric current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204011025U true CN204011025U (en) | 2014-12-10 |
Family
ID=52050988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420409058.7U Expired - Fee Related CN204011025U (en) | 2014-07-18 | 2014-07-18 | Split type electric current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204011025U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907730A (en) * | 2017-11-09 | 2018-04-13 | 合肥中科电器科学研究有限责任公司 | Zero-flux Hall large-current sensor device |
| CN109655642A (en) * | 2019-01-23 | 2019-04-19 | 柏宜照明（上海）股份有限公司 | Open-type residual current transformer |
-
2014
- 2014-07-18 CN CN201420409058.7U patent/CN204011025U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907730A (en) * | 2017-11-09 | 2018-04-13 | 合肥中科电器科学研究有限责任公司 | Zero-flux Hall large-current sensor device |
| CN109655642A (en) * | 2019-01-23 | 2019-04-19 | 柏宜照明（上海）股份有限公司 | Open-type residual current transformer |
| CN109655642B (en) * | 2019-01-23 | 2023-12-01 | 柏宜照明（上海）股份有限公司 | Open type residual current transformer |
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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: 20141210 |