CN206002591U - A kind of open loop Hall current sensor - Google Patents
A kind of open loop Hall current sensor Download PDFInfo
- Publication number
- CN206002591U CN206002591U CN201621034793.XU CN201621034793U CN206002591U CN 206002591 U CN206002591 U CN 206002591U CN 201621034793 U CN201621034793 U CN 201621034793U CN 206002591 U CN206002591 U CN 206002591U
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- China
- Prior art keywords
- insulation
- open loop
- toroidal core
- current sensor
- hall current
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Abstract
The utility model discloses a kind of open loop Hall current sensor, it is related to sensor field, including insulation toroidal shell, toroidal core, Hall element and connecting portion, described toroidal core is located at the annular enclosure interior of insulation, described toroidal core bottom is provided with breach, described Hall element is located at indentation, there, described toroidal core lower end is provided with division board, it is provided with conductive plate inside described division board, described conductive plate connects Hall element by wire, described insulation annular lower housing portion two ends are provided with fixed strip, described connecting portion is located at insulation toroidal shell front, this kind of open loop Hall current sensor designs according to hall principle, adapt to the high frequency use requirement of sensor completely, by arranging division board and casting glue, there is strong antijamming capability, advantage easy for installation, it is worthy to be popularized.
Description
Technical field
This utility model is related to sensor field and in particular to a kind of open loop Hall current sensor.
Background technology
Open loop Hall current sensor refers to based on Hall direct amplifier system operation principle, that is, when primary current IP flow through one long
During wire, a magnetic field will be produced around wire, the size in this magnetic field is directly proportional to the electric current flowing through wire, the magnetic field of generation
It is gathered in magnet ring, measures and amplify output by hall device in magnet ring air gap, its output voltage Vs accurately reflects
Primary current Ip the process through special circuit, for the detecting element of primary current change, Hall current sensor is extensive
Be applied to RHVC, inverter, ups power, inverter type welder, electrolysis plating, Digit Control Machine Tool, microcomputer detecting system,
Grid monitoring system and need the every field of isolation detection current/voltage.But Hall current sensor exists in prior art
The inconvenient problem of poor anti jamming capability, installation.
Content of the invention
The purpose of this utility model is to provide a kind of open loop Hall current sensor, with solve to lead in prior art
Above-mentioned multinomial defect.
A kind of open loop Hall current sensor, including insulation toroidal shell, toroidal core, Hall element and connecting portion, institute
State toroidal core located at the annular enclosure interior of insulation, described toroidal core bottom is provided with breach, and described Hall element is located at breach
Place, described toroidal core lower end is provided with division board, is provided with conductive plate inside described division board, and described conductive plate is connected by wire
Hall element, described insulation annular lower housing portion two ends are provided with fixed strip, and described connecting portion is located at insulation toroidal shell front.
Preferably, described connecting portion includes connecting hole, connecting line and adapter sleeve, and described connecting line passes through connecting hole and conduction
Plate is connected.
Preferably, it is filled with casting glue in described insulation toroidal shell.
Preferably, described fixed strip is provided with fixing hole, and described fixing in the hole is provided with mounting screw.
Preferably, described toroidal core is specially Ferrite Material 5K5.
The beneficial effects of the utility model：This kind of open loop Hall current sensor, by this kind of structure design, by insulation
In toroidal shell, the electric current of outer lead can be captured the conversion being converted into magnetic field on toroidal core by the toroidal core of setting,
And then magnetic field conversion is converted into change in voltage by the Hall element being arranged by toroidal core indentation, there, is connected by Hall element
Conductive plate the change in voltage capturing is transferred to external signal reciever, realize open loop Hall current sensor, this sensing
It is provided with division board and casting glue in device, the anti-tampering ability of signal can be strengthened, can be easily by the setting of fixed strip
This sensor is installed, is worthy to be popularized, described connecting portion includes connecting hole, connecting line and adapter sleeve, described connecting line passes through and connects
Hole is connected with conductive plate, is transmitted to external signal by the voltage that connecting line can be converted to Hall element, then through one
Series of processes obtains the transformed value of initial current, is filled with casting glue, can be increased by casting glue in described insulation toroidal shell
Plus the stability of this sensor and covered wire, strengthen its performance further, described fixed strip is provided with fixing hole, described fixing hole
Inside it is provided with mounting screw, installation personnel can be installed to sensor by mounting bar and mounting screw, described toroidal core
It is specially Ferrite Material 5K5, current signal can be converted to well by field signal by Ferrite Material 5K5.
Brief description
Fig. 1 is a kind of profile of open loop Hall current sensor described in the utility model.
Fig. 2 is a kind of outside schematic diagram of open loop Hall current sensor described in the utility model.
Wherein：1- insulation toroidal shell, 2- toroidal core, 3- Hall element, 4- adapter sleeve, 5- division board, 6- conductive plate,
7- wire, 8- fixed strip, 9- fixing screws, 10- casting glue, 11- connecting hole.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect for making this utility model realize are easy to understand, below
In conjunction with specific embodiment, this utility model is expanded on further.
As depicted in figs. 1 and 2, a kind of open loop Hall current sensor, including insulation toroidal shell 1, toroidal core 2, suddenly
That element 3 and connecting portion, inside insulation toroidal shell 1, described toroidal core 3 bottom is provided with breach to described toroidal core 2,
Located at indentation, there, described toroidal core 2 lower end is provided with division board 5 to described Hall element 3, is provided with conduction inside described division board 5
Plate 6, described conductive plate 6 connects Hall element 3 by wire 7, and described insulation toroidal shell 1 bottom two ends are provided with fixed strip 8, institute
State connecting portion located at insulation toroidal shell 1 front.This kind of open loop Hall current sensor, by this kind of structure design, by exhausted
In edge toroidal shell 1, the electric current of outer lead can be captured and be converted into magnetic field on toroidal core 2 by the toroidal core 2 of setting
Change, and then magnetic field conversion is converted into by change in voltage by the Hall element 3 of toroidal core 2 indentation, there setting, by Hall
The change in voltage capturing is transferred to external signal reciever by the conductive plate 7 that element 3 connects, and realizes open loop Hall current sensing
Device, is provided with division board 6 and casting glue 10 in this sensor, can strengthen the anti-tampering ability of signal, by the setting of fixed strip 8
This sensor can be easily installed, be worthy to be popularized.
In the present embodiment, described connecting portion includes connecting hole 11, connecting line and adapter sleeve 4, and described connecting line passes through even
Connect hole 11 to be connected with conductive plate 7, transmitted to external signal by the voltage that connecting line can be converted to Hall element 3, then
Obtain the transformed value of initial current through a series of process, in described insulation toroidal shell 1, be filled with casting glue 10, by embedding
Glue 10 can increase stability and the covered wire of this sensor, strengthens its performance further, and described fixed strip 8 is provided with fixation
Hole, described fixing in the hole is provided with mounting screw 9, and installation personnel can be pacified to sensor by mounting bar 8 and mounting screw 9
Dress, described toroidal core 3 is specially Ferrite Material 5K5, can be changed current signal well by Ferrite Material 5K5
For field signal.
Based on above-mentioned, this utility model passes through to insulate, and the toroidal core of setting can be by the electricity of outer lead in toroidal shell
Stream captures the conversion being converted into magnetic field on toroidal core, and the conductive plate being connected by Hall element is by the change in voltage capturing
It is transferred to external signal reciever, in this sensor, is provided with division board and casting glue, the anti-tampering ability of signal can be strengthened, and
It is capable of conveniently installing, be worthy to be popularized.
As known by the technical knowledge, this utility model can be by the reality of other essence without departing from its spirit or essential feature
Apply scheme to realize.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only
's.All in the range of this utility model or be equal to the change in the range of this utility model all by this utility model bag
Contain.
Claims (5)
1. a kind of open loop Hall current sensor it is characterised in that include insulation toroidal shell, toroidal core, Hall element and
Connecting portion, described toroidal core is provided with breach located at the annular enclosure interior of insulation, described toroidal core bottom, described Hall element
Located at indentation, there, described toroidal core lower end is provided with division board, is provided with conductive plate inside described division board, and described conductive plate passes through
Wire connects Hall element, and described insulation annular lower housing portion two ends are provided with fixed strip, and described connecting portion is located at insulation circular casing
Body front.
2. a kind of open loop Hall current sensor according to claim 1 it is characterised in that：Described connecting portion includes connecting
Hole, connecting line and adapter sleeve, described connecting line is connected through connecting hole with conductive plate.
3. a kind of open loop Hall current sensor according to claim 1 it is characterised in that：In described insulation toroidal shell
It is filled with casting glue.
4. a kind of open loop Hall current sensor according to claim 1 it is characterised in that：Described fixed strip is provided with solid
Determine hole, described fixing in the hole is provided with mounting screw.
5. a kind of open loop Hall current sensor according to claim 1 it is characterised in that：Described toroidal core is specially
Ferrite Material 5K5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621034793.XU CN206002591U (en) | 2016-08-27 | 2016-08-27 | A kind of open loop Hall current sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621034793.XU CN206002591U (en) | 2016-08-27 | 2016-08-27 | A kind of open loop Hall current sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002591U true CN206002591U (en) | 2017-03-08 |
Family
ID=58193005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621034793.XU Expired - Fee Related CN206002591U (en) | 2016-08-27 | 2016-08-27 | A kind of open loop Hall current sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206002591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103576A (en) * | 2020-09-21 | 2020-12-18 | 北京理工大学 | Intelligent battery |
-
2016
- 2016-08-27 CN CN201621034793.XU patent/CN206002591U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103576A (en) * | 2020-09-21 | 2020-12-18 | 北京理工大学 | Intelligent battery |
| WO2022056957A1 (en) * | 2020-09-21 | 2022-03-24 | 北京理工大学 | Smart battery |
| US11894526B2 (en) | 2020-09-21 | 2024-02-06 | Beijing Institute Of Technology | Smart battery |
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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: 20170308 Termination date: 20180827 |