CN214958803U - Energy storage power supply with leakage protection function - Google Patents
Energy storage power supply with leakage protection function Download PDFInfo
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- CN214958803U CN214958803U CN202121289665.0U CN202121289665U CN214958803U CN 214958803 U CN214958803 U CN 214958803U CN 202121289665 U CN202121289665 U CN 202121289665U CN 214958803 U CN214958803 U CN 214958803U
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- power supply
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- leakage protection
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Abstract
The utility model discloses an energy storage power supply with earth leakage protection function, the upper end of casing is equipped with the handle, the front of casing is equipped with the direct current output interface that is used for connecting electrical equipment, and the left side of casing is equipped with the input interface that charges that is used for connecting external power, and the casing right side is equipped with the AC output interface that is used for connecting electrical equipment, the inside of casing is equipped with group battery, controller, DC power supply module, AC inverter module, circuit breaker, leakage signal detection module and resetting means. The mutual inductor and the circuit breaking device are connected in series between the alternating current inverter power supply module and the electrical equipment, and after the leakage signal detection device detects a potential difference signal on the mutual inductor, the leakage signal is transmitted to the controller, so that the controller controls the circuit breaking device to act and disconnect alternating current output; after one-time leakage protection action is finished, the reset key is pressed, and the product enters a working state before the leakage protection action.
Description
Technical Field
The utility model relates to an energy storage power field, concretely relates to energy storage power with earth leakage protection function.
Background
Outdoor travel, no matter in Europe and America, still in our country, more and more self-driving travel fan, outdoor travel team to and individual player, the demand to portable energy storage power supply is increased sharply, the diversified function of this type of product provides uses such as power supply, illumination for the user in the open air, has richened outdoor life. In the application of earthquake and disaster prevention, the system can meet the requirements of power failure, illumination, SOS rescue and the like, and the importance is particularly prominent in severe natural disasters such as earthquake, hurricane and the like.
With the increasing popularity of outdoor energy storage power sources, the use frequency is greatly increased, the power is increased from the initial 100W-200W to 2000W-3000W, and users begin to pay attention to the safety problem of outdoor power utilization. When outdoor power utilization is carried out, the use environment is complicated, and the conditions such as rainy weather, humid weather, abnormal grounding and the like are risk factors causing electric leakage.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing an improve energy storage power supply with earth leakage protection function of security.
In order to realize the technical purpose, the utility model discloses a scheme is: an energy storage power supply with a leakage protection function comprises a shell, wherein the shell is of a round-corner box type structure, a handle is fixed at the top of the shell, a support is arranged at the bottom of the shell, an operation panel is arranged on the front side of the shell and below the handle, the operation panel is provided with a display screen for displaying electric quantity and a direct current output interface for connecting electrical equipment, a charging input interface for connecting an external power supply is arranged on the left side of the operation panel, an alternating current output interface for connecting the electrical equipment is arranged on the right side of the operation panel, and heat dissipation grooves are respectively arranged at the upper ends of the charging input interface and the alternating current output interface;
the battery pack, the controller, the direct-current power supply module, the alternating-current inverter power supply module, the circuit breaking device, the leakage signal detection module and the reset device are arranged in the shell;
the battery pack is connected with the controller, the direct-current power supply module and the alternating-current inverter power supply module, and the controller is connected with the direct-current power supply module, the alternating-current inverter power supply module, the circuit breaking device, the leakage signal detection module and the reset device.
Preferably, the power supply device further comprises a mutual inductor for detecting whether a circuit in an alternating current loop for supplying power to the electrical equipment is in a balanced state, the mutual inductor is installed between the circuit breaking module and the connected electrical equipment, and the mutual inductor is further electrically connected with a leakage signal detection module for detecting a leakage result.
Preferably, the circuit breaking device is installed between the alternating current inverter power supply and the mutual inductor.
Preferably, a radiator is further arranged in the shell, one end of the radiator is connected to the radiating groove, the radiator is electrically connected with the controller, and the controller is further electrically connected with a temperature sensor.
Preferably, the reset device is a reset button and a test button arranged on the shell.
Preferably, the housing is further provided with an LED lamp for illumination.
Preferably, the battery pack in the housing is an independent cabin structure.
Preferably, the housing is provided with at least 2 ac output ports.
Preferably, the housing is provided with at least 3 direct current output ports.
The utility model has the advantages that: according to the power supply control method, the mutual inductor and the circuit breaking device are connected in series between the alternating current inverter power supply module and the electrical equipment, and after the leakage signal detection device detects a potential difference signal on the mutual inductor, the leakage signal is transmitted to the controller, so that the controller controls the circuit breaking device to act and cut off alternating current output; after one-time leakage protection action is finished, a reset key is pressed, and the product enters a working state before the leakage protection action; the operation is very convenient, and the electricity utilization safety of the outdoor energy storage power supply is greatly improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
fig. 3 is a block diagram of the present invention.
1. A housing; 2. a handle; 3. a DC output interface; 4. a charging input interface; 5. an AC output interface; 6. a resetting device; 7. a display screen; 8. a heat dissipation groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-3, the embodiment of the present invention is an energy storage power supply with leakage protection function, wherein a handle 2 is fixed on the top of a housing 1, anti-skid threads are arranged on the handle 2, a support is arranged on the bottom of the housing 1, an operation panel is arranged on the front side of the housing 1 below the handle 2, the operation panel is provided with a display screen for displaying electric quantity and a dc output interface 3 for connecting electrical equipment, a charging input interface 4 for connecting an external power supply is arranged on the left side of the operation panel, an ac output interface 5 for connecting electrical equipment is arranged on the right side of the operation panel,
the energy storage power supply shell 1 is internally provided with a battery pack, a controller, a direct current power supply module, an alternating current inverter power supply module, a circuit breaking device, a leakage signal detection module and a reset device 6;
the battery pack is connected with the controller, the direct current power supply module and the alternating current inverter power supply module, and the controller is connected with the direct current power supply module, the alternating current inverter power supply module, the circuit breaking device, the leakage signal detection module and the reset device 6.
This application adopts mutual inductor to be arranged in detecting whether the circuit is in balanced state for electrical equipment power supply's alternating current circuit, mutual inductor installs behind the module that opens circuit and before the electrical equipment of connection, mutual inductor still electricity is connected with the leakage signal detection module that is used for detecting the electric leakage result. When the electric equipment normally operates, the currents going back and forth in the mutual inductance coil are equal in magnitude and opposite in direction, and the positive current and the negative current are mutually offset, so that the mutual inductance coil cannot generate potential difference, and the circuit breaking device operates in a closed state. When the equipment leaks electricity or is touched by people, the current flows to the ground through a human body or other carriers, so that the current going back and forth in the mutual inductor is unbalanced (the magnitude of the current going back and forth is unequal), the mutual inductor generates a potential difference, and after the leakage signal detection device detects that the potential difference on the mutual inductor reaches a judgment threshold value of the leakage condition, a leakage signal is transmitted to the controller, so that the circuit breaking device is controlled to be in an open circuit state, and the alternating current power supply of the electrical equipment is switched.
This application design benefit has established ties mutual inductor and circuit breaker between AC inverter module and electrical equipment, electric leakage signal detection device detects the potential difference signal on the mutual inductor after, gives the controller with electric leakage signal transmission to the controller control circuit breaker moves, cuts off AC output. The reset device 6 is a reset button and a test button which are arranged on the shell 1, when one-time leakage protection action occurs, the reset button can be pressed down, so that the equipment enters a working state before the leakage protection action, and the test button is used for daily use to test whether the circuit is normal.
In order to improve the heat dissipation function of the energy storage power supply, the upper ends of the charging input interface 4 and the alternating current output interface 5 are respectively provided with a heat dissipation groove 8, a heat radiator is further arranged in the shell 1, one end of the heat radiator is connected to the heat dissipation groove 8, the heat radiator is electrically connected with the controller, and the controller is further electrically connected with a temperature sensor.
Still be equipped with the LED lamp that is used for the illumination on the casing 1, convenience of customers uses when having a power failure or outdoor illumination.
The battery pack in the shell 1 adopts an independent cabin body design, so that the safety of the battery is greatly enhanced.
The shell is provided with at least 2 alternating current output ports, so that a plurality of electrical equipment can be used simultaneously, and when any one equipment has an electric leakage risk, an electric leakage protection mechanism can be triggered, and the shell is very safe to use. The shell is provided with at least 3 direct current output ports, so that charging of multiple mobile phones or computer equipment can be met, and meanwhile, the automobile can be ignited and started to use under the condition of battery power shortage, and the automobile charger is very practical.
The mutual inductor and the circuit breaking device are connected in series between the alternating current inverter power supply module and the electrical equipment, and after the leakage signal detection device detects a potential difference signal on the mutual inductor, the leakage signal is transmitted to the controller, so that the controller controls the circuit breaking device to act and disconnect alternating current output; after one-time leakage protection action is finished, a reset key is pressed, and the product enters a working state before the leakage protection action; the operation is very convenient, and the electricity utilization safety of the outdoor energy storage power supply is greatly improved.
The above, only do the preferred embodiment of the present invention, not used to limit the present invention, all the technical matters of the present invention should be included in the protection scope of the present invention for any slight modification, equivalent replacement and improvement of the above embodiments.
Claims (9)
1. The utility model provides an energy storage power supply with earth leakage protection function which characterized in that: the electric energy meter comprises a shell, wherein the shell is of a round-corner box type structure, a handle is fixed at the top of the shell, a support is arranged at the bottom of the shell, an operation panel is arranged on the front side of the shell and below the handle, the operation panel is provided with a display screen for displaying electric quantity and a direct current output interface for connecting electrical equipment, a charging input interface for connecting an external power supply is arranged on the left side of the operation panel, an alternating current output interface for connecting the electrical equipment is arranged on the right side of the operation panel, and heat dissipation grooves are respectively formed in the upper ends of the charging input interface and the alternating current output interface;
the battery pack, the controller, the direct-current power supply module, the alternating-current inverter power supply module, the circuit breaking device, the leakage signal detection module and the reset device are arranged in the shell;
the battery pack is connected with the controller, the direct-current power supply module and the alternating-current inverter power supply module, and the controller is connected with the direct-current power supply module, the alternating-current inverter power supply module, the circuit breaking device, the leakage signal detection module and the reset device.
2. An energy storage power supply with earth leakage protection function as claimed in claim 1, wherein: the transformer coil is arranged between the circuit breaking module and the connected electrical equipment, and the transformer coil is also electrically connected with a leakage signal detection module used for detecting a leakage result.
3. An energy storage power supply with earth leakage protection function as claimed in claim 1, wherein: the circuit breaking device is arranged between the alternating current inverter power supply and the mutual inductance coil.
4. An energy storage power supply with earth leakage protection function as claimed in claim 1, wherein: still be equipped with the radiator in the casing, the one end of radiator is connected to the radiating groove, radiator and controller electric connection, the controller still electricity is connected with temperature sensor.
5. An energy storage power supply with earth leakage protection function as claimed in claim 1, wherein: the reset device is a reset button and a test button which are arranged on the shell.
6. An energy storage power supply with earth leakage protection function as claimed in claim 1, wherein: and the shell is also provided with an LED lamp for illumination.
7. An energy storage power supply with earth leakage protection function as claimed in claim 1, wherein: the battery pack in the shell is of an independent cabin structure.
8. An energy storage power supply with earth leakage protection function as claimed in claim 1, wherein: the shell is provided with at least 2 alternating current output ports.
9. An energy storage power supply with earth leakage protection function as claimed in claim 1, wherein: the shell is provided with at least 3 direct current output ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121289665.0U CN214958803U (en) | 2021-06-09 | 2021-06-09 | Energy storage power supply with leakage protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121289665.0U CN214958803U (en) | 2021-06-09 | 2021-06-09 | Energy storage power supply with leakage protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214958803U true CN214958803U (en) | 2021-11-30 |
Family
ID=79053586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121289665.0U Active CN214958803U (en) | 2021-06-09 | 2021-06-09 | Energy storage power supply with leakage protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214958803U (en) |
-
2021
- 2021-06-09 CN CN202121289665.0U patent/CN214958803U/en active Active
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