CN218412857U - Electric leakage detection system and non-contact electric leakage alarm - Google Patents
Electric leakage detection system and non-contact electric leakage alarm Download PDFInfo
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- CN218412857U CN218412857U CN202222372677.0U CN202222372677U CN218412857U CN 218412857 U CN218412857 U CN 218412857U CN 202222372677 U CN202222372677 U CN 202222372677U CN 218412857 U CN218412857 U CN 218412857U
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Abstract
The utility model discloses an electric leakage detection system and non-contact electric leakage alarm, this electric leakage detection system include alarm control terminal and respectively with alarm control terminal wireless link installs in the metal and detects a plurality of non-contact electric leakage alarm on body surface, and non-contact electric leakage alarm's bottom plate is magnetism for inhaling the board, inhales the mode through magnetism and installs in detecting body surface. This system adopts the bottom plate to build for the non-contact electric leakage alarm of magnetism suction disc, installs non-contact electric leakage alarm in treating the detection body surface through the magnetism mode and can realize treating detection body electric leakage condition and detect, need not to reform transform original electric loop and has realized electric leakage detection promptly.
Description
Technical Field
The utility model relates to an electric leakage detection system and non-contact electric leakage alarm.
Background
Two main countermeasures are available in the market for the occurrence of electric leakage accidents.
The first measure is early warning, namely when electric leakage occurs, an alarm prompt is sent out immediately, and related products are named as xx electric leakage alarms. The alarm device is generally installed in an electrical system in advance, detects the residual current of each output loop, and when the current of a certain loop exceeds a set value, the system alarms, so that the alarm device is used in engineering projects such as large buildings and the like, the reconstruction engineering quantity is large, and the implementation is complex; the other type is an electric leakage alarm for detecting voltage change, which is mainly used for electric leakage alarm of certain live tools and needs to be externally connected with a power line and a ground wire, so that the use is relatively complex.
The second measure is protection, and related products mainly comprise leakage protectors and are required to be installed in electrical systems of people centralization places such as houses and offices. The leakage protector is also used for detecting residual current, and the difference lies in that after the situation that the residual current exceeds a set value occurs, the leakage protector can break a loop power supply through tripping so as to achieve the purpose of power-off protection. According to the principle, the action of the leakage protector is based on the premise that leakage accidents occur, for example, people contact a leakage body to cause current loss, the protector can act, and the protection still has certain potential risks in consideration of the reliability of the protector.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide an electric leakage detecting system, which does not need to transform the original electric circuit and is convenient for building.
Therefore, the utility model provides an electric leakage detection system include alarm control terminal and respectively with alarm control terminal wireless link installs and detects a plurality of non-contact electric leakage alarm ware on the surface of body in the metal waiting, and non-contact electric leakage alarm ware's bottom plate is the magnetism board of inhaling, inhales the mode through magnetism and installs in waiting to detect the surface of body.
In some embodiments, the non-contact electric leakage alarm terminal includes a housing and a circuit disposed in the housing, the circuit includes a hall sensor for sensing a current of a body to be detected, a signal amplification unit electrically connected to the hall sensor, a processor electrically connected to the signal amplification unit, a radio frequency signal transceiver unit in communication connection with the processor, and an alarm unit electrically connected to the processor, and the radio frequency signal transceiver unit is in communication link with the alarm control terminal.
In some embodiments, the circuit further comprises a lithium battery and a charge management unit connected to the lithium battery.
In some embodiments, the housing includes a bottom plate, a first sloping plate, a second sloping plate, an operation indicator plate connecting the first sloping plate and the second sloping plate, a first side plate and a second side plate, the bottom plate is connected with the first sloping plate and the second sloping plate via a connecting plate, respectively, and the first side plate and the second side plate are connected with the bottom plate, the connecting plate, the first sloping plate, the second sloping plate, and the operation indicator plate, respectively; be equipped with on the first swash plate with the solar charging panel that the management unit electricity is connected charges, alarm unit includes alarm indicator and bee calling organ, alarm indicator assemble in operation indicator is last, bee calling organ assemble in on the second swash plate.
In some embodiments, the operation indicator panel is further equipped with a USB interface electrically connected to the charging management unit and the processor, respectively.
In some embodiments, the non-contact electric leakage alarm terminal includes a housing, the housing includes a bottom plate, a first inclined plate, a second inclined plate, an operation indicator plate connecting the first inclined plate and the second inclined plate, a first side plate and a second side plate, the bottom plate is connected with the first inclined plate and the second inclined plate via a connecting plate, respectively, and the first side plate and the second side plate are connected with the bottom plate, the connecting plate, the first inclined plate, the second inclined plate, and the operation indicator plate, respectively; the solar energy charging panel is assembled on the first sloping plate, the power switch, the power indicator, the alarm indicator and the USB interface are arranged on the operation indicator, and the buzzer is assembled on the second sloping plate.
Another object herein provides a non-contact electric leakage alarm, include the casing and lay in circuit in the casing, the bottom plate of casing is for magnetism inhale the board, through magnetism inhale the mode install detect the body surface in the metal on.
Adopt the utility model discloses technical scheme, the technological effect that can reach includes at least:
1) The non-contact leakage alarm device with the magnetic attraction plate as the bottom plate is set up, the non-contact leakage alarm device is installed on the surface of the body to be detected in a magnetic attraction mode, the leakage condition of the detected body can be detected, and the leakage detection is achieved without transforming the original electric loop.
2) The magnetic attraction mode is beneficial to realizing large-area, omnibearing and three-dimensional deployment and application of the whole system.
3) The non-contact electric leakage alarm is connected with the alarm control terminal through wireless communication, so that the system building threshold is reduced, and the building is convenient.
4) The system is built by adopting the non-contact electric leakage alarm, does not need external wires and is more suitable for application occasions of safe upgrading.
5) This non-contact electric leakage alarm terminal direct mount is in the body surface that detects that has electric leakage, electrically conductive risk, detects electric leakage risk back, can local warning in the very first time, reminds personnel on every side to keep away from electrified region. Compared with the traditional electric leakage security center alarm system, the design can realize on-site and nearby alarm, and the alarm is more accurate and timely.
6) The non-contact electric leakage alarm terminal has the advantages of being free of wiring, maintenance and rapid in deployment compared with a traditional electric leakage alarm device through two modes of solar charging and USB charging.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
fig. 1 is a topological diagram of the leakage detecting system disclosed in the present invention;
fig. 2 is an external view of the non-contact leakage alarm disclosed by the present invention;
fig. 3 is a schematic block diagram of an internal circuit of the non-contact leakage alarm disclosed by the present invention.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.
Referring to fig. 1, the electric leakage detection system disclosed in the present application includes an alarm control terminal installed in an electric leakage alarm control center, and a plurality of non-contact electric leakage alarms respectively wirelessly linked to the alarm control terminal and installed on a surface of a metal object to be detected, where a bottom plate of the non-contact electric leakage alarm is a magnetic attraction plate and is installed on the surface of the object to be detected in a magnetic attraction manner.
The leakage alarm control center can be a swing center, a duty room and the like, and the alarm control terminal comprises an audible and visual alarm unit which comprises an alarm indicator lamp and a buzzer. And the equipment information of each non-contact electric leakage alarm and the position information of the position where the non-contact electric leakage alarm is installed are recorded through the alarm control terminal, so that identification and matching are realized. The alarm control terminal receives current \ voltage data uploaded by the non-contact electric leakage alarm, processes the received current \ voltage data, and when the value of the current \ voltage data exceeds a threshold value, the sound and light alarm unit starts to alarm so as to prompt a worker to immediately process the current \ voltage data.
The alarm control terminal is also used for displaying the distribution condition of each non-contact electric leakage alarm, and when the current/voltage data uploaded by a certain non-contact electric leakage alarm exceeds a threshold value, the equipment is displayed to be red, so that the difficulty in troubleshooting and maintenance is reduced, and the quick processing is facilitated.
Referring to fig. 2 and 3, the non-contact leakage alarm disclosed by the present disclosure includes a housing and a circuit disposed in the housing, the circuit includes a hall sensor for sensing a current of a body to be detected, a signal amplification unit electrically connected to the hall sensor, a processor electrically connected to the signal amplification unit, a 433MHz radio frequency signal transceiver unit communicatively connected to the processor, an alarm unit electrically connected to the processor, a large capacity lithium battery, and a charging management unit for managing charging of the large capacity lithium battery, and the radio frequency signal transceiver unit is linked to the alarm control terminal in a wireless communication manner.
The casing includes bottom plate 1, first swash plate 2, second swash plate 3, connect first swash plate 2 and second swash plate 3's operation indicator board 4, first curb plate 5 and be used for the second curb plate with 5 relative assembly of first curb plate, and bottom plate 1 is connected with first swash plate 2 and second swash plate 3 through connecting plate 6 respectively, and first curb plate 5 and second curb plate are connected with bottom plate 1, connecting plate 6, first swash plate 2, second swash plate 3 and operation indicator board 4 respectively.
The first sloping plate 2 is provided with a solar charging panel 7 which is electrically connected with the charging management unit, the alarm unit comprises an alarm indicator light and a buzzer, the alarm indicator light 8 is arranged on the operation indicator panel 4, and the buzzer is arranged on the second sloping plate 3; the operation indication board 4 is also equipped with a USB interface electrically connected to the charging management unit and the processor, respectively, for USB charging and updating the processor.
The operation indicator panel 4 is also provided with a power indicator lamp 9 and a power switch 10, and the power switch 10 is connected between the lithium battery and the processor in series. The power switch 10 is a push button switch, and when pressed, connects the lithium battery to the processor.
The non-contact leakage alarm (hereinafter, referred to as a terminal) is arranged in a leakage risk area, is fixed on the surface of a metal to-be-detected body, judges whether leakage occurs or not by utilizing real-time detection of an alternating magnetic field, and simultaneously gives out sound and light alarm. Compared with the traditional leakage protection device, the design does not need to transform the original electric loop and does not need external wiring, and the leakage protection device is more suitable for the application occasion of safe upgrading.
This terminal direct mount has electric leakage, electrically conducts the metal surface of risk, detects electric leakage risk back, can local warning in the very first time, reminds personnel around to keep away from electrified region. Compared with the traditional electric leakage security center alarm system, the design can realize on-site and nearby alarm, and the alarm is more accurate and timely.
The terminal is charged through solar charging/USB, and compared with a traditional electric leakage alarm, the terminal has the advantages of being free of wiring, free of maintenance and rapid in deployment.
The terminal has a wireless communication function, a plurality of terminals (30 +) and an alarm control center in a command room form a network, and once a certain local alarm gives an alarm, the control center can trigger sound and light alarm at the same time to guide workers to process in time. Compared with a traditional electric leakage alarm system, a large number of devices may need to be arranged and transformed, the design reduces the system building threshold by means of a wireless technology, and meanwhile, the convenient installation mode of the terminal is beneficial to large-area, all-around and three-dimensional deployment and application of the whole system. The terminal has a wireless communication function, a plurality of terminals (30 +) and an alarm control center in a command room form a network, and once a certain local alarm gives an alarm, the control center can trigger sound and light alarm at the same time to guide workers to process in time. Compared with a traditional electric leakage alarm system, a large number of devices may need to be arranged and transformed, the design reduces the system building threshold by means of a wireless technology, and meanwhile, the convenient installation mode of the terminal is beneficial to large-area, all-around and three-dimensional deployment and application of the whole system.
The terminal disclosed by the invention is suitable for outdoor and indoor application scenes, and can charge a high-capacity lithium battery through a solar panel or a USB (universal serial bus) so as to provide electric energy. The micro electromagnetic signals in the space are processed by the signal induction and signal amplification unit and then sent to the processor for sampling calculation.
The user can calibrate and configure parameters in the processor by connecting the upper computer through the USB interface or using the panel button to adjust the sensitivity under different working conditions.
After the sampling data is judged by preset logic, the processor can output running state data, alarm data and the like, and if the processed (sampled, amplified and converted) signal is greater than 36V, the system considers that the detected body has dangerous voltage, and the alarm starts to work.
Besides local feedback through an alarm (an indicator light and a buzzer) on a panel, the data can also be transmitted to a central gateway through a 433MHz radio frequency signal transceiving unit in the device and displayed by central equipment in a centralized manner, so that a user can perform cluster management on the devices distributed on the site through the wireless network.
As shown in fig. 1, each terminal detects whether the metal surface is electrified in real time, and once the electrified situation occurs, the corresponding terminal immediately gives out an audible and visual alarm to remind nearby people; meanwhile, the information is wirelessly transmitted to a control center, so that the center synchronous alarm is realized, and the staff is guided to immediately handle the information.
When a detection system is set up, the user site is examined firstly, the number of required terminals and the number of centers are determined, and a network structure is determined; connecting each terminal one by one through an alarm control terminal, setting a communication address of each terminal, and marking a terminal label; arranging the terminal in a site leakage risk area; and finally, starting the terminal for detection, and when the electric leakage condition occurs, starting acousto-optic alarm by the terminal and triggering alarm by the control center.
The non-contact electric leakage alarm can be configured and installed on the surface of any metal object to be detected, such as a working room with different work, and the non-contact electric leakage alarm is in wireless communication with the alarm control small red segment in the electric leakage alarm control center.
The above embodiments are only for illustrating the technical solutions of the present invention and are not limited, and modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention are included in the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. An electrical leakage detection system, characterized by: including alarm control terminal with respectively with alarm control terminal wireless link and install in a plurality of non-contact electric leakage alarm that detect body surface in the metal, non-contact electric leakage alarm's bottom plate is for magnetism to inhale the board, through magnetism mode install in detecting body surface.
2. An electrical leakage detection system according to claim 1, wherein: the non-contact electric leakage alarm terminal comprises a shell and a circuit arranged in the shell, the circuit comprises a Hall sensor used for sensing the current of a body to be detected, a signal amplification unit electrically connected with the Hall sensor, a processor electrically connected with the signal amplification unit, a radio frequency signal receiving and sending unit in communication connection with the processor, and an alarm unit electrically connected with the processor, and the radio frequency signal receiving and sending unit is in communication link with the alarm control terminal.
3. An electrical leakage detection system according to claim 2, characterized in that: the circuit further comprises a lithium battery and a charging management unit connected with the lithium battery.
4. A leakage detection system according to claim 3, wherein: the shell comprises a bottom plate, a first inclined plate, a second inclined plate, an operation indicating plate for connecting the first inclined plate and the second inclined plate, a first side plate and a second side plate, wherein the bottom plate is respectively connected with the first inclined plate and the second inclined plate through a connecting plate, and the first side plate and the second side plate are respectively connected with the bottom plate, the connecting plate, the first inclined plate, the second inclined plate and the operation indicating plate; be equipped with on the first swash plate with the solar charging panel that the management unit electricity is connected charges, alarm unit includes alarm indicator and bee calling organ, alarm indicator assemble in operation indicator is last, bee calling organ assemble in on the second swash plate.
5. An electrical leakage detection system according to claim 4, wherein: the operation indicating board is also provided with a USB interface which is respectively electrically connected with the charging management unit and the processor.
6. An electrical leakage detection system according to claim 1, characterized in that: the non-contact electric leakage alarm terminal comprises a shell, wherein the shell comprises a bottom plate, a first inclined plate, a second inclined plate, an operation indicating plate for connecting the first inclined plate and the second inclined plate, a first side plate and a second side plate, the bottom plate is respectively connected with the first inclined plate and the second inclined plate through connecting plates, and the first side plate and the second side plate are respectively connected with the bottom plate, the connecting plates, the first inclined plate, the second inclined plate and the operation indicating plate; the solar energy charging panel is assembled on the first sloping plate, the power switch, the power indicator, the alarm indicator and the USB interface are arranged on the operation indicator, and the buzzer is assembled on the second sloping plate.
7. The non-contact electric leakage alarm is characterized by comprising a shell and a circuit arranged in the shell, wherein a bottom plate of the shell is a magnetic attraction plate and is arranged on the surface of a metal to-be-detected body in a magnetic attraction mode.
8. The non-contact electric leakage alarm device according to claim 7, wherein the circuit comprises a hall sensor for sensing the current of the body to be detected, a signal amplification unit electrically connected with the hall sensor, a processor electrically connected with the signal amplification unit, a radio frequency signal transceiving unit in communication connection with the processor, and an alarm unit electrically connected with the processor, wherein the radio frequency signal transceiving unit is used for realizing wireless communication link.
9. A contactless electrical leakage alarm according to claim 8, characterised in that: the circuit further comprises a lithium battery and a charging management unit connected with the lithium battery.
10. A non-contact electrical leakage alarm according to claim 9, wherein: the shell comprises a bottom plate, a first inclined plate, a second inclined plate, an operation indicating plate for connecting the first inclined plate and the second inclined plate, a first side plate and a second side plate, wherein the bottom plate is respectively connected with the first inclined plate and the second inclined plate through a connecting plate, and the first side plate and the second side plate are respectively connected with the bottom plate, the connecting plate, the first inclined plate, the second inclined plate and the operation indicating plate; the first inclined plate is provided with a solar charging panel electrically connected with the charging management unit, the alarm unit comprises an alarm indicator light and a buzzer, the alarm indicator light is arranged on the operation indicator plate, and the buzzer is arranged on the second inclined plate; the operation indicating board is also provided with a USB interface which is respectively electrically connected with the charging management unit and the processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222372677.0U CN218412857U (en) | 2022-09-07 | 2022-09-07 | Electric leakage detection system and non-contact electric leakage alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222372677.0U CN218412857U (en) | 2022-09-07 | 2022-09-07 | Electric leakage detection system and non-contact electric leakage alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218412857U true CN218412857U (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222372677.0U Active CN218412857U (en) | 2022-09-07 | 2022-09-07 | Electric leakage detection system and non-contact electric leakage alarm |
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| CN (1) | CN218412857U (en) |
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2022
- 2022-09-07 CN CN202222372677.0U patent/CN218412857U/en active Active
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