CN211530416U - Circuit protection device with Hall sensor - Google Patents
Circuit protection device with Hall sensor Download PDFInfo
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- CN211530416U CN211530416U CN202020563370.7U CN202020563370U CN211530416U CN 211530416 U CN211530416 U CN 211530416U CN 202020563370 U CN202020563370 U CN 202020563370U CN 211530416 U CN211530416 U CN 211530416U
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Abstract
The utility model provides a power line protection device with a Hall sensor, which comprises a shell and a cover plate, wherein the shell is provided with a notch, and the shell and the cover plate form a closed space; a control panel, a power panel and a Hall panel are arranged in the closed space, and a control chip is arranged on the control panel; the Hall plate is provided with a Hall sensor, the Hall plate is installed at the opening, and the Hall sensor is provided with an opening edge and is used for detecting a current signal and transmitting the current signal to the control chip; a shielding cover is arranged outside the Hall sensor and used for providing a stable magnetic field environment for the Hall sensor; and the opening is clamped on the electric circuit, so that the uninterrupted installation of the electric circuit protection device is realized.
Description
Technical Field
The utility model belongs to with the electric wire way protection device field, especially, relate to an with electric wire way protection device with hall sensor.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The current power line protection device mostly adopts the traditional closed or open current transformers and the like to monitor the current of the power line; the cable temperature is collected using a temperature sensor. The current transformer monitors the current according to the electromagnetic induction principle, and is composed of a closed or open iron core and a coil. Under the same parameter condition, the volume of the open current transformer of the general type is larger than that of the closed current transformer.
The inventor finds that, at present, there is a device with the function of protecting the power line on the market, and the device is often only suitable for being installed in advance before the wiring of the distribution box, and if the device is applied to the field reconstruction of the original distribution board, the following problems exist:
1) in the line monitoring and transformation of the existing switchboard, in important occasions such as banks operating network points and central machine rooms for 24 hours, equipment is not allowed to be powered off, and the loop cannot be monitored for electricity consumption; 2) the problems that the size is large, the operation space of a field part is not large enough and the like exist in the adoption of a common open current transformer; 3) the closed mutual inductor needs to monitor the power failure of a loop when the closed mutual inductor is in power failure, and the current can be monitored only by penetrating through a cable when the closed mutual inductor is in power failure; 4) the temperature sensor exists in the laying process, and the installation space is small; after the fixed binding belt is aged for a long time, the fixed binding belt is easy to break, so that the temperature sensor is separated from a detection loop, and the real-time temperature of a power line cannot be monitored; 5) the existing monitoring device has the problems of time and labor waste and the like in the installation process due to the fact that a plurality of connecting cables are arranged and the installation space is narrow.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a with hall sensor with circuit protection device, its is small, do not disassemble former installation cable length, construction cycle weak point, and the consumer need not the outage in the work progress.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a power line protection device with a hall sensor, comprising:
the shell and the cover plate form a closed space; a control panel, a power panel and a Hall panel are arranged in the closed space, and a control chip is arranged on the control panel; the Hall plate is provided with a Hall sensor, the Hall plate is installed at the opening, and the Hall sensor is provided with an opening edge and is used for detecting a current signal and transmitting the current signal to the control chip; a shielding cover is arranged outside the Hall sensor and used for providing a stable magnetic field environment for the Hall sensor; and the opening is clamped on the electric circuit, so that the uninterrupted installation of the electric circuit protection device is realized.
In one embodiment, the control chip is connected to a memory.
In one embodiment, the control chip is connected with a communication circuit, and the communication circuit is connected with a remote monitoring terminal.
In one embodiment, the communication circuit is a wireless communication circuit.
In one embodiment, the communication circuit is a 485 communication circuit, and the 485 communication circuit is connected with the communication line terminal.
In one embodiment, the communication line terminal is a pluggable terminal.
As an implementation mode, a power circuit is arranged on the power panel and connected with a power connection terminal, the power connection terminal is used for being connected with an external power supply, and the power circuit is used for supplying power to the control panel and the Hall panel.
In one embodiment, the power terminals are pluggable terminals.
In one embodiment, a temperature sensor is built in the hall plate, and the temperature sensor is used for detecting the temperature of the surface of the circuit used for detecting and transmitting the temperature to the control chip.
As an implementation mode, the notch is an arc-shaped opening, the Hall sensor is arranged on the edge of the arc-shaped opening, and the circuit is arranged in the middle of the Hall sensor.
The utility model has the advantages that:
(1) the utility model adopts the combination of the Hall sensor and the shielding case, and has the characteristics of small occupied space and uninterrupted installation; the utility model discloses a with circuit protection device and circuit breaker be mutually partd, have the device small, the installation of being convenient for, construction cycle is short, the installation is convenient rapidly, construction cost is low, consumer need not the outage in the work progress, does not influence resident normal power consumption.
(2) The utility model discloses an opening is the arc opening, and hall sensor sets up at arc opening edge, with the intermediate position of circuit setting at hall sensor, has improved the detection precision with circuit protection device.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a front view of a circuit protection device according to an embodiment of the present invention;
FIG. 2 is a bottom view of the circuit protection device according to an embodiment of the present invention;
FIG. 3 is a side view of the circuit protection device according to an embodiment of the present invention;
fig. 4 is a first schematic view of the installation of the circuit protection device according to the embodiment of the present invention;
fig. 5 is a second schematic view of the installation of the circuit protection device according to the embodiment of the present invention;
the power supply comprises a power supply board, a Hall board, a shielding case, a wiring terminal, a shell and a cover plate, wherein the power supply board comprises a circuit protection device 1, an air switch 2, a power utilization circuit 3, a control board 4, a power supply board 5, a Hall board 6, a shielding case 7, a wiring terminal 8, a shell 9 and a cover plate 10.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only the terms determined for convenience of describing the structural relationship of each component or element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.
In the present invention, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and may be fixedly connected, or may be integrally connected or detachably connected; may be directly connected or indirectly connected through an intermediate. The meaning of the above terms in the present invention can be determined according to specific situations by persons skilled in the art, and should not be construed as limiting the present invention.
As shown in fig. 1 to 3, the electric wire protection device with a hall sensor of the present embodiment includes:
the shell 9 and the cover plate 10 are provided with openings, and the shell 9 and the cover plate 10 form a closed space; a control panel 4, a power panel 5 and a Hall panel 6 are arranged in the closed space, and a control chip is arranged on the control panel 4; the Hall plate 6 is provided with a Hall sensor, the Hall plate 6 is installed at the opening, and the Hall sensor is provided with an opening edge and is used for detecting a current signal and transmitting the current signal to the control chip; a shielding cover 7 is arranged outside the Hall sensor, and the shielding cover 7 is used for providing a stable magnetic field environment for the Hall sensor; and the opening is clamped on the power utilization line 3, so that the uninterrupted installation of the power utilization line protection device 1 is realized.
The Hall sensor can be used for detecting direct current or alternating current, and can achieve electric isolation, low implantation loss and short reaction time.
It should be noted that, for the hall sensor, a person skilled in the art may select other forms of hall chips as needed, such as: 91207, 91208, 91210, etc.
The shielding cover can be made of 50% nickel-iron alloy, and is used for gathering surrounding magnetic fields, providing a stable magnetic field environment and providing necessary conditions for monitoring the magnetic field change of the Hall sensor.
In one embodiment, the control chip is connected to a memory.
In the present embodiment, the control chip employs an STM32 series processor.
It should be noted that, for the control chip, a person skilled in the art may select other types of single-chip microcomputers, such as 51 series, AVR, etc., as needed.
In implementations, the memory may be a RAM memory, or other storage device. The memory has a function of storing data.
In one embodiment, the control chip is connected with a communication circuit, and the communication circuit is connected with a remote monitoring terminal.
In one embodiment, the communication circuit is a wireless communication circuit.
And a wiring terminal 8 is also arranged in the closed space formed by the shell 9 and the cover plate 10 and comprises a communication line terminal and a power supply wiring terminal.
In a specific implementation, the communication circuit is a 485 communication circuit, and the 485 communication circuit is connected with the communication line terminal.
The communication line terminal is a pluggable terminal. The pluggable terminal is adopted, and the replacement is easy.
As an implementation mode, a power circuit is arranged on the power panel and connected with a power connection terminal, the power connection terminal is used for being connected with an external power supply, and the power circuit is used for supplying power to the control panel and the Hall panel.
In one embodiment, the power terminals are pluggable terminals. The power supply wiring terminal is convenient to replace.
In one embodiment, a temperature sensor is built in the hall plate, and the temperature sensor is used for detecting the temperature of the surface of the circuit used for detecting and transmitting the temperature to the control chip.
As an implementation mode, the notch is an arc-shaped opening, the Hall sensor is arranged on the edge of the arc-shaped opening, and the circuit is arranged in the middle of the Hall sensor.
In this embodiment, the housing width is less than 17.5 mm. The width of the lower opening of the shell reaches 10mm or 18 mm.
As shown in fig. 4 and 5, the power line protection device 1 of the present embodiment is used in cooperation with the air switch 2, and the installation process is simple, and on the premise of not requiring the operation of professional maintenance personnel, the field worker can complete the above operations according to the operation instruction, thereby reducing the consumption of manpower and material resources.
The Hall sensor is combined with the shielding cover, so that the Hall sensor has the characteristics of small occupied space and uninterrupted installation; the utility model discloses a with circuit protection device and circuit breaker be mutually partd, have the device small, the installation of being convenient for, construction cycle is short, the installation is convenient rapidly, construction cost is low, consumer need not the outage in the work progress, does not influence resident normal power consumption.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A power line protection device with a Hall sensor, comprising:
the shell and the cover plate form a closed space; a control panel, a power panel and a Hall panel are arranged in the closed space, and a control chip is arranged on the control panel; the Hall plate is provided with a Hall sensor, the Hall plate is installed at the opening, and the Hall sensor is provided with an opening edge and is used for detecting a current signal and transmitting the current signal to the control chip; a shielding cover is arranged outside the Hall sensor and used for providing a stable magnetic field environment for the Hall sensor; and the opening is clamped on the electric circuit, so that the uninterrupted installation of the electric circuit protection device is realized.
2. The power line protection device with a hall sensor as claimed in claim 1, wherein said control chip is connected to a memory.
3. The power line protection device with the hall sensor as claimed in claim 1, wherein the control chip is connected to a communication circuit, and the communication circuit is connected to a remote monitoring terminal.
4. The power line protection device with a hall sensor as claimed in claim 3, wherein the communication circuit is a wireless communication circuit.
5. The electric wire protection device with hall sensor as claimed in claim 3, wherein the communication circuit is a 485 communication circuit, and the 485 communication circuit is connected to the communication line terminal.
6. The electric wire protection device with a hall sensor as claimed in claim 5, wherein the communication line terminal is a pluggable terminal.
7. The electrical circuit protection device with hall sensor as claimed in claim 1, wherein said power board is provided with a power circuit, said power circuit is connected with a power connection terminal, said power connection terminal is used for connecting with an external power source, said power circuit is used for supplying power to the control board and the hall board.
8. The electrical circuit protection device with a hall sensor as set forth in claim 7, wherein the power terminals are pluggable terminals.
9. The power line protection device with the hall sensor as claimed in claim 1, wherein a temperature sensor is built in the hall board, and the temperature sensor is used for detecting the temperature of the surface of the power line and transmitting the temperature to the control chip.
10. The electric circuit protection device with the hall sensor according to claim 1, wherein the notch is an arc-shaped opening, the hall sensor is provided at an edge of the arc-shaped opening, and the electric circuit is provided at a middle position of the hall sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020563370.7U CN211530416U (en) | 2020-04-15 | 2020-04-15 | Circuit protection device with Hall sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020563370.7U CN211530416U (en) | 2020-04-15 | 2020-04-15 | Circuit protection device with Hall sensor |
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| Publication Number | Publication Date |
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| CN211530416U true CN211530416U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020563370.7U Active CN211530416U (en) | 2020-04-15 | 2020-04-15 | Circuit protection device with Hall sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047754A (en) * | 2021-03-18 | 2021-06-29 | 建为(广东)智能科技有限公司 | Intelligent controller capable of automatically adjusting angle of ventilation window blade |
-
2020
- 2020-04-15 CN CN202020563370.7U patent/CN211530416U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047754A (en) * | 2021-03-18 | 2021-06-29 | 建为(广东)智能科技有限公司 | Intelligent controller capable of automatically adjusting angle of ventilation window blade |
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