CN207458745U - A kind of open-type digital display carrier data teletransmission low voltage mutual inductor - Google Patents
A kind of open-type digital display carrier data teletransmission low voltage mutual inductor Download PDFInfo
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- CN207458745U CN207458745U CN201721613870.1U CN201721613870U CN207458745U CN 207458745 U CN207458745 U CN 207458745U CN 201721613870 U CN201721613870 U CN 201721613870U CN 207458745 U CN207458745 U CN 207458745U
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- open
- low voltage
- type
- mutual inductor
- digital display
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Abstract
The utility model discloses a kind of open-type digital display carrier data teletransmission low voltage mutual inductors, including open-type low voltage mutual inductor body, installation by adhering has induction type ammeter and access type ammeter on the housing of the open-type low voltage mutual inductor body, and it is also equipped with the first digital display screen and the second digital display screen on the housing of open-type low voltage mutual inductor body, on the secondary coil of the access type ammeter series connection access open-type low voltage mutual inductor body, the carrier module being electrically connected with induction type current table and access type ammeter is installed on the open-type low voltage mutual inductor body, RS485 interfaces are offered on the open-type low voltage mutual inductor body.By the design of the first digital display screen and the second digital display screen, it is respectively used to show the electric current in tested primary winding and secondary coil, data can carry out sharp contrast, more intuitively；By carrier module and defeated using the progress teletransmission of RS485 interfaces, data transmission acquisition is convenient.
Description
Technical field
The utility model is related to low voltage mutual inductor technical fields, are specially a kind of open-type digital display carrier data teletransmission low pressure
Mutual inductor.
Background technology
Low voltage mutual inductor is to be commercially used for below 1KV, more than 36V D.C mutual-inductors.Comprising low-voltage current mutual inductor and
Two kinds of low voltage mutual inductor.Open type current transformer is mainly used in distribution system transformation project, easy for installation, without tearing open
Busbar, also can hot line job, do not influence client's normal electricity consumption, for user's transformation project save human and material resources, financial resources, carry
High efficiency.The potline current mutual inductor can be matched with relay protection, measurement and metering device.
However the data of existing open-type low voltage mutual inductor show not directly perceived, and cannot carry out sharp contrast, test
Data remote transmission is difficult, it is therefore desirable to propose it is a kind of can carry out what is intuitively substantially compared, and it is mutual to be easy to the defeated low pressure of teletransmission
Sensor.
Utility model content
The purpose of this utility model is to provide a kind of open-type digital display carrier data teletransmission low voltage mutual inductor, by one
Secondary coil and secondary coil carry out test comparison respectively, and data are intuitively apparent, and data are transmitted by carrier module, pass
Defeated convenience, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical solution：A kind of open-type digital display carrier data teletransmission
Low voltage mutual inductor, including open-type low voltage mutual inductor body, embedded peace on the housing of the open-type low voltage mutual inductor body
The first number is also equipped with equipped with induction type current table and access type ammeter, and on the housing of open-type low voltage mutual inductor body
Display screen and the second digital display screen, the ammeter detection jaw of the induction type current table are sleeved on open-type low voltage mutual inductor sheet
It is described on the secondary coil of the access type ammeter series connection access open-type low voltage mutual inductor body on the primary winding of body
The carrier wave mould being electrically connected with induction type current table and access type ammeter is installed on open-type low voltage mutual inductor body
Block offers RS485 interfaces on the open-type low voltage mutual inductor body.
Preferably, the signal output part of the induction type current table electrically connects with the signal input part of the first digital display screen
It connects.
Preferably, the signal output part of the access type ammeter electrically connects with the signal input part of the second digital display screen
It connects.
Preferably, the signal output part of the carrier module is connected by RS485 interfaces and data collection station communication.
Preferably, first digital display screen and the second digital display screen are liquid crystal, LED or LCD digital display screens.
Compared with prior art, the beneficial effects of the utility model are：
1st, by the design of the first digital display screen and the second digital display screen, be respectively used to show tested primary winding and
Electric current in secondary coil, data can carry out sharp contrast, more intuitively；
2nd, by carrier module and defeated using the progress teletransmission of RS485 interfaces, data transmission acquisition is convenient.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram inside the utility model；
Fig. 3 is the structure diagram that the utility model ammeter detects jaw；
Fig. 4 is the electric connection system block diagram of the utility model.
In figure：1 open-type low voltage mutual inductor body, 2 primary windings, 3 secondary coils, 4 induction type current tables, 5 first numbers
Word display screen, 6 carrier modules, 7 RS485 interfaces, 8 second digital display screens, 9 access type ammeters, 10 ammeters detection pincers
Mouth, 11 data collection stations.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：The open-type digital display carrier data teletransmission low pressure is mutual
Sensor, including open-type low voltage mutual inductor body 1, there is installation by adhering on the housing of the open-type low voltage mutual inductor body 1
Induction type current table 4 and access type ammeter 9, and the first number is also equipped on the housing of open-type low voltage mutual inductor body 1
5 and second digital display screen 8 of display screen, to be sleeved on open-type low pressure mutual for the ammeter detection jaw 10 of the induction type current table 4
On the primary winding 2 of sensor body 1, the secondary line of the series connection of the access type ammeter 9 access open-type low voltage mutual inductor body 1
On circle 3, it is equipped on the open-type low voltage mutual inductor body 1 electrical respectively with induction type current table 4 and access type ammeter 9
The carrier module 6 of connection offers RS485 interfaces 7 on the open-type low voltage mutual inductor body 1.
Specifically, the signal output part of the induction type current table 4 and the signal input part of the first digital display screen 5 are electrical
Connection, the first digital display screen 5 sense the measurement data of ammeter 4 for showing.
Specifically, the signal output part of the access type ammeter 9 and the signal input part of the second digital display screen 8 are electrical
Connection, the second digital display screen 8 are used to show the measurement data of access type ammeter 9.
Specifically, the signal output part of the carrier module 6 is connected by RS485 interfaces 7 and the communication of data collection station 11
It connects, is carried out data transmission by carrier module 6, data acquisition is convenient.
Specifically, 5 and second digital display screen 8 of the first digital display screen is liquid crystal, LED or LCD digital display screens, digital display
The effect of screen is for showing the data of induction type current table 4 and access type ammeter 9.
Operation principle：When in use, by the design of the first digital display screen 5 and the second digital display screen 8, it is respectively used to
Electric current in display tested primary winding 2 and secondary coil 3, data can carry out sharp contrast, more intuitively；Pass through carrier module
6 and carry out that teletransmission is defeated, and data transmission acquisition is convenient using RS485 interfaces 7.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of open-type digital display carrier data teletransmission low voltage mutual inductor, including open-type low voltage mutual inductor body（1）, feature
It is：The open-type low voltage mutual inductor body（1）Housing on installation by adhering have induction type ammeter（4）With access type electricity
Flow table（9）, and open-type low voltage mutual inductor body（1）Housing on be also equipped with the first digital display screen（5）With the second number
Display screen（8）, the induction type current table（4）Ammeter detection jaw（10）It is sleeved on open-type low voltage mutual inductor body（1）
Primary winding（2）On, the access type ammeter（9）Series connection access open-type low voltage mutual inductor body（1）Secondary coil
（3）On, the open-type low voltage mutual inductor body（1）On be equipped with and induction type current table（4）With access type ammeter（9）Point
The carrier module not being electrically connected（6）, the open-type low voltage mutual inductor body（1）On offer RS485 interfaces（7）.
2. a kind of open-type digital display carrier data teletransmission low voltage mutual inductor according to claim 1, it is characterised in that：It is described
Induction type current table（4）Signal output part and the first digital display screen（5）Signal input part be electrically connected.
3. a kind of open-type digital display carrier data teletransmission low voltage mutual inductor according to claim 1, it is characterised in that：It is described
Access type ammeter（9）Signal output part and the second digital display screen（8）Signal input part be electrically connected.
4. a kind of open-type digital display carrier data teletransmission low voltage mutual inductor according to claim 1, it is characterised in that：It is described
Carrier module（6）Signal output part pass through RS485 interfaces（7）With data collection station（11）Communication connection.
5. a kind of open-type digital display carrier data teletransmission low voltage mutual inductor according to claim 1, it is characterised in that：It is described
First digital display screen（5）With the second digital display screen（8）For liquid crystal, LED or LCD digital display screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613870.1U CN207458745U (en) | 2017-11-28 | 2017-11-28 | A kind of open-type digital display carrier data teletransmission low voltage mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613870.1U CN207458745U (en) | 2017-11-28 | 2017-11-28 | A kind of open-type digital display carrier data teletransmission low voltage mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207458745U true CN207458745U (en) | 2018-06-05 |
Family
ID=62275309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721613870.1U Expired - Fee Related CN207458745U (en) | 2017-11-28 | 2017-11-28 | A kind of open-type digital display carrier data teletransmission low voltage mutual inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207458745U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201454A (en) * | 2020-12-10 | 2021-01-08 | 南京博纳威电子科技有限公司 | High-precision intelligent current transformer |
-
2017
- 2017-11-28 CN CN201721613870.1U patent/CN207458745U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201454A (en) * | 2020-12-10 | 2021-01-08 | 南京博纳威电子科技有限公司 | High-precision intelligent current transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Gao Fu Inventor after: Zhao Hengxiu Inventor after: Xu Guijun Inventor after: Guo Jinghe Inventor after: Liu Manyi Inventor after: Nan Yongzhong Inventor after: Li Weimin Inventor before: Gao Fu Inventor before: Zhao Hengxiu Inventor before: Xu Guijun Inventor before: Guo Jinghe Inventor before: Liu Manyi Inventor before: Nan Yongzhong Inventor before: Li Weimin |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20201128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |