CN219123968U - Multifunctional mobile power supply for electric power field emergency - Google Patents
Multifunctional mobile power supply for electric power field emergency Download PDFInfo
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- CN219123968U CN219123968U CN202320108216.4U CN202320108216U CN219123968U CN 219123968 U CN219123968 U CN 219123968U CN 202320108216 U CN202320108216 U CN 202320108216U CN 219123968 U CN219123968 U CN 219123968U
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- power supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a multifunctional mobile power supply for electric power field emergency, which comprises: the shell, the shell top is equipped with the panel, has power supply output, mouth that charges, master switch, air switch and earthing terminal on the panel, shell internally mounted has dc-to-ac converter, lithium cell and charger, the charger is connected with the lithium cell, and the lithium cell is connected with the charger, and the dc-to-ac converter is connected with master switch, and master switch is connected with the switch, and the switch is connected with air switch, and air switch is connected with power supply output. The utility model adopts a safe and reliable high-capacity lithium battery pack, adopts a power electronic technology to design a high-stability sine wave inverter, has small output waveform distortion rate, low distortion degree and high frequency stability, can greatly improve the power supply reliability of field electric equipment, and simultaneously has obvious physical disconnection points and field grounding points according to the requirements of an electric power safety supervision department, thereby ensuring that the power can be quickly cut off in an emergency state and ensuring the use safety.
Description
Technical Field
The utility model relates to the technical field of emergency electricity utilization, in particular to a multifunctional mobile power supply for electric power field emergency.
Background
At present, a large number of electric instruments and meters and electric tools used in an electric test site, such as a switch characteristic test, a direct current resistance test, a loop resistance test, a dielectric loss test, an on-load tap changer characteristic test and the like, are required to be powered by alternating current (50 Hz), direct current (220V) or the like, but the electric test site is often complicated in environment, the electric power cannot be obtained in the field or is provided with an electric power obtaining point, and a power disc is carried to carry out wiring operation, so that the working efficiency is greatly influenced.
In the current method for realizing on-site power taking at any time and any place, the power generator is too heavy, the labor intensity of test personnel can be increased, and the conventional civil version of mobile power supply is designed into a civil design, so that the on-site safety regulation requirement is often not met, and the on-site use is not allowed by an electric power safety supervision department, so that the inventor designs a multifunctional mobile power supply special for on-site emergency application of electric power, the on-site power consumption requirement of the electric power test personnel can be met, the labor operation intensity is reduced, and the safety requirement of the electric power safety supervision department can be met.
Disclosure of Invention
The utility model aims at: in order to solve the technical problems mentioned in the background art, a multifunctional mobile power supply for electric power field emergency is provided. Through the safe and reliable high-capacity lithium battery pack and the high-stability sine wave inverter, corresponding mobile power sources can be selected according to field requirements, and the requirements of conventional test working power sources of most power test instruments are met.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a multifunctional mobile power supply for an electric power field emergency, comprising: the shell, the shell top is equipped with the panel, has power supply output, mouth that charges, master switch, air switch and earthing terminal on the panel, shell internally mounted has dc-to-ac converter, lithium cell and charger, the charger is connected with the lithium cell, and the lithium cell is connected with the charger, and the dc-to-ac converter is connected with switching power supply, and switching power supply is connected with master switch, and master switch is connected with the switch, and the switch is connected with air switch, and air switch is connected with power supply output.
The utility model discloses a safe and reliable's large capacity lithium cell group to adopt the sinusoidal wave dc-to-ac converter of power electronic technology design high stability, the output waveform distortion is little, and the distortion degree is low, and frequency stability is high, can improve the power supply reliability of on-the-spot consumer greatly, simultaneously according to electric power safety supervision department's requirement, equipment has obvious physical disconnection point and on-the-spot ground point, guarantees can cut off the power supply rapidly under emergency, guarantees safe in utilization.
As a further description of the above technical solution:
the inverter, the lithium battery and the charger are fixedly installed in the shell through the internal structural support piece.
As a further description of the above technical solution:
and one side of the internal structural support piece is fixedly provided with a cooling fan through a screw, and the shell is provided with a vent hole matched with the cooling fan.
As a further description of the above technical solution:
the panel is fixed at the top of the shell through screws.
As a further description of the above technical solution:
the main switch is connected with the cooling fan.
As a further description of the above technical solution:
the panel is provided with a display screen for displaying the electric quantity percentage of the lithium battery.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. the utility model adopts a safe and reliable high-capacity lithium battery pack, adopts a power electronic technology to design a high-stability sine wave inverter, has small output waveform distortion rate, low distortion degree and high frequency stability, can greatly improve the power supply reliability of field electric equipment, and simultaneously has obvious physical disconnection points and field grounding points according to the requirements of an electric power safety supervision department, thereby ensuring that the power can be quickly cut off in an emergency state and ensuring the use safety.
2. In the utility model, the built-in lithium battery pack with high reliability and high discharge multiplying power is used as a power supply, and the lithium battery pack has the advantages of long service life, high power density, high safety and overcharge and overdischarge protection functions.
Drawings
Fig. 1 shows a schematic perspective view of a multifunctional mobile power supply for electric power field emergency according to an embodiment of the present utility model;
fig. 2 shows a schematic diagram of the internal structure of a casing of a multifunctional mobile power supply for electric power field emergency, which is provided by an embodiment of the utility model;
fig. 3 shows a schematic diagram of a power output system of a multifunctional mobile power supply for power field emergency according to an embodiment of the present utility model.
Legend description:
1. a panel; 2. a housing; 3. an internal structural support; 4. an inverter; 5. a lithium battery; 6. a charger; 7. a power supply output terminal; 8. a charging port; 9. a main switch; 10. a knife switch; 11. an air switch; 12. a display screen; 13. a grounding end; 14. a heat radiation fan.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: a multifunctional mobile power supply for an electric power field emergency, comprising: the shell 2, panel 1 passes through the screw fixation at shell 2 top, have power supply output 7 on the panel 1, the mouth 8 charges, master switch 9, switch 10, air switch 11 and earthing terminal 13, the inside dc-to-ac converter 4 of installing through inside structural support piece 3 of shell 2, lithium cell 5 and charger 6, charger 6 is connected with lithium cell 5, lithium cell 5 is connected with charger 6, dc-to-ac converter 4 is connected with switching power supply, switching power supply is connected with master switch 9, master switch 9 is connected with switch 10, switch 10 is connected with air switch 11, air switch 11 is connected with power supply output 7.
When the field emergency power supply is used, the main switch 9 is pressed down, then the disconnecting link 10 and the air switch 11 are closed, the power supply output port 7 is used for selecting a power supply output port required by the current field, and the corresponding switch button is pressed down for power supply, wherein when the mobile power supply needs to be charged, the mobile power supply can be charged only by using a conventional three-core plug to be inserted into the charger 6.
Specifically, as shown in fig. 1, a cooling fan 14 is fixedly installed on one side of the internal structural support member 3 through screws, a vent hole matched with the cooling fan 14 is formed in the housing 2, the knife switch 10 is connected with the cooling fan 14, the main switch 9 and the knife switch 10 are closed, whether the cooling fan 14 runs normally or not is checked, and normal on-site use is ensured.
Specifically, as shown in fig. 1, a display screen 12 is provided on the panel 1, and is used for displaying the electric quantity percentage of the lithium battery 5, and before the field emergency power is used, the main switch 9 is pressed, and the current mobile power supply state is checked through the display screen 12, so that whether the electric quantity is sufficient or not.
Specifically, as shown in fig. 3, the BMS is a power management system, and manages the lithium battery 5 through the power management system, so that the battery has perfect functions of low-voltage battery alarm, high-low-voltage battery protection, overload protection, short-circuit protection, overheat protection and the like, and related functions are implemented as mature technologies in the art, so that detailed descriptions are omitted herein.
The function of the switching power supply is to convert AC220V into DC output, including DC12V and DC24V, so as to meet the DC power demand, for example, the cooling fan 14 needs DC12V to supply power, and the power supply output end 7 supplies DC 12V/24V.
Working principle: when the electric power supply is used, firstly, before the field emergency power supply is used, the main switch 9 is pressed, the current mobile power supply state is checked through the display screen 12, whether the electric quantity is sufficient or not is checked, then the knife switch 10 is closed, whether the cooling fan 14 runs normally or not is checked, and the situation that the field use is normal is ensured;
secondly, when the field emergency power is used, the main switch 9 is pressed down, then the disconnecting link 10 and the air switch 11 are closed, a power output interface required by the current field is selected at the power supply output end 7, and a corresponding switch button is pressed down for power utilization, wherein when the mobile power supply needs to be charged, the mobile power supply can be charged only by using a conventional three-core plug to be plugged into the charger 6.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. A multifunctional mobile power supply for electric power field emergency, comprising: shell (2), shell (2) top are equipped with panel (1), have power supply output (7), mouth (8) that charges, master switch (9), switch (10), air switch (11) and earthing terminal (13) on panel (1), and shell (2) internally mounted has dc-to-ac converter (4), lithium cell (5) and charger (6), charger (6) are connected with lithium cell (5), and lithium cell (5) are connected with charger (6), and dc-to-ac converter (4) are connected with master switch (9), and master switch (9) are connected with switch (10), and switch (10) are connected with air switch (11), and air switch (11) are connected with power supply output (7).
2. The multifunctional mobile power supply for electric power field emergency according to claim 1, characterized in that said inverter (4), lithium battery (5) and charger (6) are fixedly mounted in the housing (2) through the internal structural support (3).
3. The multifunctional mobile power supply for electric power field emergency according to claim 2, wherein a cooling fan (14) is fixedly installed on one side of the internal structural support (3) through screws, and the shell (2) is provided with a vent hole matched with the cooling fan.
4. The multifunctional mobile power supply for electric power field emergency according to claim 1, wherein the panel (1) is fixed on the top of the housing (2) by screws.
5. A multifunctional mobile power supply for electric power field emergency according to claim 3, characterized in that said main switch (9) is connected to a radiator fan (14).
6. The multifunctional mobile power supply for the electric power field emergency according to claim 1, wherein a display screen (12) is arranged on the panel (1) for displaying the electric quantity percentage of the lithium battery (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320108216.4U CN219123968U (en) | 2023-02-03 | 2023-02-03 | Multifunctional mobile power supply for electric power field emergency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320108216.4U CN219123968U (en) | 2023-02-03 | 2023-02-03 | Multifunctional mobile power supply for electric power field emergency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219123968U true CN219123968U (en) | 2023-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320108216.4U Active CN219123968U (en) | 2023-02-03 | 2023-02-03 | Multifunctional mobile power supply for electric power field emergency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219123968U (en) |
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2023
- 2023-02-03 CN CN202320108216.4U patent/CN219123968U/en active Active
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