CN219350970U - Multifunctional test power supply - Google Patents
Multifunctional test power supply Download PDFInfo
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- CN219350970U CN219350970U CN202320077204.XU CN202320077204U CN219350970U CN 219350970 U CN219350970 U CN 219350970U CN 202320077204 U CN202320077204 U CN 202320077204U CN 219350970 U CN219350970 U CN 219350970U
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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
Abstract
A multifunctional test power supply comprises a shell, wherein a ternary power lithium battery is adopted in the shell to improve capacity density, low temperature resistance and charge-discharge cycle performance, so that the service life of the test power supply is prolonged; an industry standard amorphous pure sine wave main board is arranged in the shell so as to integrate and assemble the power tube and the capacitor, and a multiple protection mode can be adopted; the shell is provided with a plurality of power output interfaces, wherein the power output interfaces comprise a direct current 48V output interface, an alternating current output interface, a quick charging interface, a cigar lighter output interface and a USB output interface; the shell is also provided with an alternating current output parameter instrument and an electric quantity detection starting switch, wherein the alternating current output parameter instrument is used for displaying alternating current output related parameters, and the electric quantity detection starting switch is used for detecting and displaying the voltage value and percentage of the power lithium battery.
Description
Technical field:
the utility model relates to a multifunctional test power supply.
The background technology is as follows:
the power supply is a device for converting other forms of energy into electric energy and providing the electric energy for a circuit, and the common power supply is a dry battery and a household 110V-220V alternating current power supply; the power supply product can be widely applied to the fields of industrial automation control, military equipment, scientific research equipment, industrial control equipment, computers and computers, communication equipment, power equipment, instruments and meters, medical equipment, semiconductor refrigeration and heating and the like.
In occasions such as electric power, medical treatment, communication, emergency maintenance and the like, a test instrument generally has a severe requirement on a power supply, and the errors of test results can be caused by unstable voltage, inaccurate frequency and waveform distortion, so that a test power supply is required to be arranged for adaptation.
The existing test power supply has low capacity density and poor low temperature resistance, so that the service life of the test power supply is short and the test power supply cannot stably work for a long time; meanwhile, the existing test power supply lacks a plurality of safety protection modes, cannot provide comprehensive protection, causes unstable output voltage and low conversion efficiency, and has an excessively single power output interface, so that different field requirements cannot be met.
The utility model comprises the following steps:
the embodiment of the utility model provides a multifunctional test power supply, which is reasonable in structural design, is matched with a plurality of types of electric elements based on the integration effect of an industrial standard amorphous pure sine wave main board, adopts a plurality of safety protection modes and a ternary power lithium battery, improves the capacity density, low temperature resistance and charge-discharge cycle performance of the test power supply, ensures stable output voltage, improves conversion efficiency, and is provided with a plurality of power output interfaces so as to meet different field requirements, thereby solving the problems in the prior art.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a multifunctional test power supply comprises a shell, wherein a ternary power lithium battery is adopted in the shell to improve capacity density, low temperature resistance and charge-discharge cycle performance, so that the service life of the test power supply is prolonged; an industry standard amorphous pure sine wave main board is arranged in the shell so as to integrate and assemble the power tube and the capacitor, and a multiple protection mode can be adopted; the shell is provided with a plurality of power output interfaces, wherein the power output interfaces comprise a direct current 48V output interface, an alternating current output interface, a quick charging interface, a cigar lighter output interface and a USB output interface; the shell is also provided with an alternating current output parameter instrument and an electric quantity detection starting switch, wherein the alternating current output parameter instrument is used for displaying alternating current output related parameters, and the electric quantity detection starting switch is used for detecting and displaying the voltage value and percentage of the power lithium battery.
The ac output related parameters include a current voltage parameter, a current parameter, a power parameter, and an electrical quantity parameter.
A buzzer alarm circuit is arranged in the shell and used for reflecting different alarm modes according to the type of sound emitted by the buzzer; the buzzer alarm circuit comprises an alarm driving chip, the model of the alarm driving chip is WT588D, a 3.3V power supply is connected to a fifth pin of the alarm driving chip, a tenth pin of the alarm driving chip is grounded through a first capacitor, an LED lamp, a third resistor and 3.3V are connected to the alarm driving chip, a buzzer is connected to a sixteen pin of the alarm driving chip, and a fifth resistor and a second capacitor are connected to the buzzer in parallel.
The industrial standard amorphous pure sine wave main board adopts an intelligent fan to dissipate heat.
The main board adopts three-proofing paint multilayer spraying protection.
The multiple protection modes comprise short-circuit protection, overcurrent protection, overvoltage protection, undervoltage protection and temperature protection.
The special chassis made of reinforced aluminum alloy is arranged outside the shell to perform good grounding protection.
By adopting the structure, the ternary power lithium battery is selected to improve the capacity density, the low temperature resistance and the charge-discharge cycle performance, so that the service life of the battery is prolonged; the industrial standard amorphous pure sine wave main board is adopted to adopt a multiple protection mode, an intelligent fan is used for radiating, and the main board adopts three-proofing paint multilayer spraying protection; the method is suitable for different application scenes by configuring a plurality of types of multifunctional output ports; the special chassis with the reinforcing ribs and the aluminum alloy is adopted to perform good grounding protection, and the special chassis has the advantages of safety, practicability, simplicity, convenience and high efficiency.
Description of the drawings:
fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an electrical schematic diagram of the buzzer alarm circuit of the present utility model.
The specific embodiment is as follows:
in order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings.
As shown in fig. 1-2, a multifunctional test power supply comprises a housing, wherein a ternary power lithium battery is adopted in the housing to improve capacity density, low temperature resistance and charge-discharge cycle performance, so that the service life of the test power supply is prolonged; an industry standard amorphous pure sine wave main board is arranged in the shell so as to integrate and assemble the power tube and the capacitor, and a multiple protection mode can be adopted; the shell is provided with a plurality of power output interfaces, wherein the power output interfaces comprise a direct current 48V output interface, an alternating current output interface, a quick charging interface, a cigar lighter output interface and a USB output interface; the shell is also provided with an alternating current output parameter instrument and an electric quantity detection starting switch, wherein the alternating current output parameter instrument is used for displaying alternating current output related parameters, and the electric quantity detection starting switch is used for detecting and displaying the voltage value and percentage of the power lithium battery.
The ac output related parameters include a current voltage parameter, a current parameter, a power parameter, and an electrical quantity parameter.
A buzzer alarm circuit is arranged in the shell and used for reflecting different alarm modes according to the type of sound emitted by the buzzer; the buzzer alarm circuit comprises an alarm driving chip, the model of the alarm driving chip is WT588D, a 3.3V power supply is connected to a fifth pin of the alarm driving chip, a tenth pin of the alarm driving chip is grounded through a first capacitor, an LED lamp, a third resistor and 3.3V are connected to the alarm driving chip, a buzzer is connected to a sixteen pin of the alarm driving chip, and a fifth resistor and a second capacitor are connected to the buzzer in parallel.
The industrial standard amorphous pure sine wave main board adopts an intelligent fan to dissipate heat.
The main board adopts three-proofing paint multilayer spraying protection.
The multiple protection modes comprise short-circuit protection, overcurrent protection, overvoltage protection, undervoltage protection and temperature protection.
The special chassis made of reinforced aluminum alloy is arranged outside the shell to perform good grounding protection.
The working principle of the multifunctional test power supply in the embodiment of the utility model is as follows: based on the integrated action of the industry standard amorphous pure sine wave main board, multiple safety protection modes and power lithium batteries are adopted in cooperation with multiple types of electric elements, capacity density, low temperature resistance and charge-discharge cycle performance of a test power supply are improved, output voltage stability is guaranteed, conversion efficiency is improved, multiple power supply output interfaces are configured simultaneously, different field requirements are met, multiple functions and safety can be considered, battery short-circuit protection, overcharge and overdischarge protection, battery temperature protection and protection board temperature protection are achieved, and service life of a battery is guaranteed.
The test power supply product in the application can be widely applied to various application occasions such as electric power, medical treatment, communication, emergency maintenance and the like, adopts the current advanced inversion technology in the test power supply product, has the characteristics of high conversion efficiency, high power supply quality, stable performance and the like, and is suitable for various load stable work, such as motors, household appliances, communication equipment and various test equipment.
Further, the test power supply product in the application not only can provide a test power supply required in the present place, but also is provided with a plurality of power supply output interfaces so as to meet different field requirements, DC48V (63A/32A) direct current output interfaces, DC12 (10A) and 24V (10A) cigar lighter output interfaces, QC 3X 3USB and PD 1 mobile phone quick charging interfaces, and the product is also provided with external AC and DC charging sockets.
In the whole scheme, the test power supply mainly comprises a shell, wherein a ternary power lithium battery is adopted in the shell, so that the capacity density, the low temperature resistance and the charge-discharge cycle performance are improved, and the service life of the test power supply is prolonged; an industry standard amorphous pure sine wave main board is arranged in the shell so as to integrate and assemble the power tube and the capacitor, and a multiple protection mode can be adopted; the shell is provided with a plurality of power output interfaces, wherein the power output interfaces comprise a direct current 48V output interface, an alternating current output interface, a quick charging interface, a cigar lighter output interface and a USB output interface; the shell is also provided with an alternating current output parameter instrument and an electric quantity detection starting switch, wherein the alternating current output parameter instrument is used for displaying alternating current output related parameters, and the electric quantity detection starting switch is used for detecting and displaying the voltage value and percentage of the power lithium battery.
Preferably, the main board adopts the design of an industry standard amorphous pure sine wave main board, the power tube and the capacitor are assembled by adopting inlet elements, the intelligent fan is used for heat dissipation, the main board adopts three-proofing paint multilayer spraying protection, and a multiple safety protection mode is adopted: the main board has the characteristics of small volume, stable voltage, high conversion efficiency, excellent waveform and the like.
In the practical process, the voltage value and the percentage of the current internal ternary lithium battery can be displayed by pressing the electric quantity detection starting switch; WS24-4 aviation plug, external 15A fuse holder are also arranged on the shell, so that the functionality of the test power supply is further improved.
When the ambient temperature exceeds 36 ℃, the instrument power switch is recommended to be turned on for charging, and when the internal temperature of the instrument is too high, the internal fan of the instrument can be forced to ventilate for heat dissipation.
Preferably, a buzzer alarm circuit is arranged in the shell, and the buzzer alarm circuit is used for reflecting different alarm modes according to the type of sound emitted by the buzzer; the buzzer alarm circuit comprises an alarm driving chip, the model of the alarm driving chip is WT588D, a 3.3V power supply is connected to a fifth pin of the alarm driving chip, a tenth pin of the alarm driving chip is grounded through a first capacitor, an LED lamp, a third resistor and 3.3V are connected to the alarm driving chip, a buzzer is connected to a sixteen pin of the alarm driving chip, a fifth resistor and a second capacitor are connected in parallel to the buzzer, different forms of alarm sounds can be sent by the buzzer to reflect different alarm modes, and a user can judge specific fault forms through the difference of the alarm sounds.
When the device is actually used, all the circuit breakers are checked to be at the 'off' position, the 'power supply' circuit breaker of the device is closed, the device automatically starts the inverter power supply to work after 2-3S delay, and the 'AC output parameter' table can display the current output voltage. Closing an alternating current output circuit breaker, at the moment, the explosion-proof plug is electrified immediately, closing the leakage protection socket, outputting an alternating current power supply, and plugging electric equipment for use; the load is cut off step by step after the power supply is used, and 15-20S is needed after the power supply is required to start working again; the party may start the operation again.
The current ac output is displayed on the ac output parameter meter: voltage, current, power, electrical quantity parameters; the value of the electric quantity can be cleared after each charge is completed, so that the electric quantity is referred to in the next working process; when the power meter is cleared, the button on the AC output parameter meter is often pressed until the power value on the parameter meter flashes, and then the meter button is pressed once, so that the power can be cleared.
Preferably, the special chassis made of the reinforced aluminum alloy is arranged outside the shell, and the special chassis is designed by adopting all metal, so that the grounding protection can be well carried out, and the normal use and personal safety are ensured.
Particularly, the multifunctional test power supply in the embodiment of the utility model should work in a well ventilated, dry and clean environment, equipment should be far away from a heat source and a position where sunlight is directly emitted in summer, ventilation and heat dissipation holes cannot be blocked, and the equipment cannot be used in humid, dew and dust environments; the product should be deposited in dry ventilation department, because of built-in ternary power lithium cell group, should carefully put when handling equipment, must not bump into equipment body, at first check equipment work is normal after before the use, and the side can use.
In summary, according to the multifunctional test power supply provided by the embodiment of the utility model, based on the integration effect of the industrial standard amorphous pure sine wave main board, multiple safety protection modes and power lithium batteries are adopted in cooperation with multiple types of electric elements, so that the capacity density, low temperature resistance and charge-discharge cycle performance of the test power supply are improved, the stability of output voltage is ensured, the conversion efficiency is improved, and meanwhile, multiple power output interfaces are configured to meet different field requirements, so that the multifunctional test power supply can be multifunctional and safe, and has the advantages of battery short-circuit protection, overcharge-overdischarge protection, battery temperature protection and protection board temperature protection, and the service life of the battery is ensured.
The above embodiments are not to be taken as limiting the scope of the utility model, and any alternatives or modifications to the embodiments of the utility model will be apparent to those skilled in the art and fall within the scope of the utility model.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Claims (7)
1. A multifunctional test power supply is characterized in that: the test power supply comprises a shell, wherein a ternary power lithium battery is adopted in the shell, so that the capacity density, the low temperature resistance and the charge-discharge cycle performance are improved, and the service life of the test power supply is prolonged; an industry standard amorphous pure sine wave main board is arranged in the shell so as to integrate and assemble the power tube and the capacitor, and a multiple protection mode can be adopted; the shell is provided with a plurality of power output interfaces, wherein the power output interfaces comprise a direct current 48V output interface, an alternating current output interface, a quick charging interface, a cigar lighter output interface and a USB output interface; the shell is also provided with an alternating current output parameter instrument and an electric quantity detection starting switch, wherein the alternating current output parameter instrument is used for displaying alternating current output related parameters, and the electric quantity detection starting switch is used for detecting and displaying the voltage value and percentage of the power lithium battery.
2. A multi-purpose test power supply according to claim 1, wherein: the ac output related parameters include a current voltage parameter, a current parameter, a power parameter, and an electrical quantity parameter.
3. A multi-purpose test power supply according to claim 1, wherein: a buzzer alarm circuit is arranged in the shell and used for reflecting different alarm modes according to the type of sound emitted by the buzzer; the buzzer alarm circuit comprises an alarm driving chip, the model of the alarm driving chip is WT588D, a 3.3V power supply is connected to a fifth pin of the alarm driving chip, a tenth pin of the alarm driving chip is grounded through a first capacitor, an LED lamp, a third resistor and 3.3V are connected to the alarm driving chip, a buzzer is connected to a sixteen pin of the alarm driving chip, and a fifth resistor and a second capacitor are connected to the buzzer in parallel.
4. A multi-purpose test power supply according to claim 1, wherein: the industrial standard amorphous pure sine wave main board adopts an intelligent fan to dissipate heat.
5. A multi-purpose test power supply according to claim 1, wherein: the main board adopts three-proofing paint multilayer spraying protection.
6. A multi-purpose test power supply according to claim 1, wherein: the multiple protection modes comprise short-circuit protection, overcurrent protection, overvoltage protection, undervoltage protection and temperature protection.
7. A multi-purpose test power supply according to claim 1, wherein: the special chassis made of reinforced aluminum alloy is arranged outside the shell to perform good grounding protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320077204.XU CN219350970U (en) | 2023-01-09 | 2023-01-09 | Multifunctional test power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320077204.XU CN219350970U (en) | 2023-01-09 | 2023-01-09 | Multifunctional test power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219350970U true CN219350970U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320077204.XU Active CN219350970U (en) | 2023-01-09 | 2023-01-09 | Multifunctional test power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219350970U (en) |
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2023
- 2023-01-09 CN CN202320077204.XU patent/CN219350970U/en active Active
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