CN112886703A - Movable voltage-adjustable AC-DC UPS composite power supply system and device - Google Patents
Movable voltage-adjustable AC-DC UPS composite power supply system and device Download PDFInfo
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- 150000001875 compounds Chemical class 0.000 claims 11
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0086—Casings, cabinets or drawers for electric apparatus portable, e.g. battery operated apparatus
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
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Abstract
The invention provides a movable voltage-adjustable alternating current-direct current UPS (uninterrupted power supply) composite power supply system, wherein a storage battery is connected with the input end of an inverter, the output end of the inverter and the input end of a power supply are connected with the output end of the power supply through a change-over switch, a voltage regulator and a normal-pressure rectification module are respectively connected to the output end of the power supply in parallel, the output end of the voltage regulator is respectively connected with a first binding post and a voltage-adjusting rectification module in parallel, the output end of the voltage-adjusting rectification module is connected with a second binding post, the output end. The invention also provides a movable voltage-adjustable alternating current-direct current UPS composite power supply device. The invention is converted by the change-over switch, can be used as a self-contained power supply to output power by the storage battery and the inverter, can be externally connected with commercial power or other power supplies to output power by the power supply input end, and can be applied to places such as outdoors, open fields and the like.
Description
Technical Field
The invention relates to the technical field of power grid equipment maintenance and test, in particular to a movable voltage-adjustable alternating current-direct current UPS (uninterrupted power supply) composite power supply system and device.
Background
In recent years, with the rapid increase of the number of transformer substation equipment and outdoor power equipment, the working number of maintainers and the traditional working mode of the environment are obviously changed, the working capacity is increased in a blowout manner, and a power supply is limited by certain conditions. The maintenance and test work can not be carried out without power supply, and increasingly heavy workload and stricter maintenance technical standards put higher requirements on the maintenance of the power supply.
The existing power supply devices in the market are mainly divided into two categories, namely a maintenance power supply panel and a maintenance power supply box, the maintenance power supply panel adopted in a field maintenance test can only provide a single 220V alternating current power supply, the voltage cannot be adjusted, and a direct current power supply cannot be provided; the outdoor field overhaul cannot have a working power supply and must be solved by self-contained power generation equipment, the overhaul power supply provided by the method does not have obvious disconnection points, and the obvious disconnection points can only be manufactured in a mode of pulling out a power plug of an overhaul test instrument during field overhaul tests. These disadvantages cause inconvenience to the service personnel in conducting standardized service test work. Therefore, the prior art can not meet the direct current power supply required by the debugging of the current circuit breaker and the direct current power supply of 66V-240V required by the low-jump low-pass test. In addition, the existing power supply device is low in efficiency generally, the safety can not be guaranteed, and some power supply devices can not even meet the enterprise standard of the national power grid company and can not meet the high-standard maintenance requirement.
Based on the above, a movable voltage-adjustable alternating current-direct current UPS composite power supply system and a device capable of providing stable voltage-adjustable alternating current and direct current output of 0-240V and having an obvious disconnection point are researched.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a movable voltage-adjustable alternating current-direct current UPS (uninterrupted power supply) composite power supply system and a device, wherein stable voltage-adjustable alternating current and direct current output of 0-240V can be provided at any use place through the matching of a storage battery, an inverter and a mains supply lead-in plug, a voltage-adjusting rectifying module, a filtering module, a normal-pressure rectifying module and various electrical components.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the utility model provides a portable adjustable voltage alternating current-direct current UPS combined power supply system, includes battery, dc-to-ac converter, change over switch, power input end and power output end, the input of dc-to-ac converter is connected to the battery, the output of dc-to-ac converter, power input end pass through change over switch and link to each other with power output end, power output end is gone up the cooperation and is installed voltage regulator, pressure regulating rectifier module, ordinary pressure rectifier module and filter module, voltage regulator and ordinary pressure rectifier module parallel connection respectively are at power output end, and the output of voltage regulator is parallel connection respectively has first terminal and pressure regulating rectifier module to be used for exporting controllable alternating current voltage power supply and controllable direct current voltage power supply, the second terminal is connected to the output of pressure regulating rectifier module, the filter module is connected to the, and the output end of the filtering module is connected with a third wiring terminal.
Furthermore, the power input source is used for connecting with commercial power, and the power output end comprises a live wire L, a zero wire N and a ground wire E.
Furthermore, the power input source comprises a commercial power lead-in plug and a commercial power lead-in butt joint jack, the ground wire E is connected with a ground potential wiring terminal, and a power strip is arranged among the live wire L, the zero wire N and the ground wire E.
Furthermore, the power supply further comprises a leakage protector, and the front ends of the live wire L1 and the zero wire N1 are connected with the leakage protector for protecting the power supply output.
Furthermore, the power supply further comprises a work indicator light, and the work indicator light is arranged between the leakage protector and the change-over switch and used for displaying the work condition of the power supply output end.
Furthermore, the power supply further comprises a fourth binding post, and the fourth binding post is arranged on the power supply output end and is used for providing alternating current output of a normal voltage value.
Furthermore, a first fusing fuse and a starting switch are sequentially connected between the positive electrode of the storage battery and the negative electrode of the inverter.
And furthermore, the system also comprises a battery voltage/electric quantity display, wherein one end of the battery voltage/electric quantity display is connected between the starting switch and the negative electrode of the inverter, and the other end of the battery voltage/electric quantity display is connected with the negative electrode of the storage battery.
Further, the output voltage of the storage battery is 12V, and the positive electrode and the negative electrode of the storage battery are respectively provided with +12V binding posts and-12V binding posts for charging connection.
Furthermore, a second fusing fuse is arranged between the +12V wiring terminal and the positive electrode of the storage battery.
Further, the switch is a switch blade, and the switch blade is provided with a switch butt joint point J1, a switch butt joint point J2 and a basic butt joint point J3.
Further, the basic butt joint point J3 is connected to the power output end, the switching butt joint point J2 is connected to the positive and negative electrodes of the output end of the inverter, and the switching butt joint point J1 is connected to the power input end.
And furthermore, the inverter also comprises an inverter power indicator, and the anode and the cathode of the output end of the inverter are connected with the inverter power indicator for displaying the working state of the inverter.
Furthermore, the power supply device also comprises a commercial power supply indicator lamp which is connected to the power input end and used for displaying the condition that the power input end is inserted into commercial power.
Further, still include the pressure regulating display, the output that the pressure regulating display is connected in the voltage regulator is used for measuring and showing the output voltage value after the pressure regulating.
In order to achieve the purpose, the invention also provides a movable voltage-adjustable alternating current-direct current UPS composite power supply device, which comprises the movable voltage-adjustable alternating current-direct current UPS composite power supply system.
Further, the device is of a box body structure and comprises a box body main body, the top of the box body main body is provided with an operation panel, the power input end is provided with a cap, the voltage regulator is provided with a voltage regulating knob, the operating panel is provided with a first terminal, a second terminal, a third terminal, a fourth terminal, a switching knife, a leakage protector, a mains supply introducing plug, a mains supply introducing butt joint jack, a +12V terminal, a-12V terminal, an inverter power supply indicator lamp, a work indicator lamp, a mains supply indicator lamp, a voltage regulating display, a socket, a starting switch, a battery voltage/electric quantity display, a ground potential terminal, a cap and a voltage regulating knob in an integrated manner on the front side, the integrated installation is equipped with voltage regulator, pressure regulating rectifier module, ordinary pressure rectifier module and filtering module on the operating panel back, battery and inverter install in inside the box main part.
Furthermore, box main part upper portion loose-leaf is connected with flip, be equipped with the hasp between flip and the box main part and be used for fixed locking, box main part both ends side is equipped with the ventilation window and is used for the heat dissipation to ventilate, the flip top is equipped with the handle, box main part one side is equipped with the pull rod handle, and the box main part bottom is equipped with the gyro wheel.
Has the advantages that: according to the invention, through the installation space of the storage batteries in the box body, the proper quantity of the storage batteries can be configured according to the size of the output load; on the other hand, the power supply time is estimated from the magnitude of the output load by the battery that is already provided. The voltage regulating module can realize AC/DC voltage regulating output, the output port has obvious fracture, and the protective cover is installed on the blade of the fracture to prevent error-free operation, so that the device is safer and more reliable. In addition, the box body is reasonable in structure, convenient to transport and carry and capable of improving the working efficiency. The device is only applied to the aspect of electric power overhaul test use, can be used as an emergency power supply for outdoor travel and household power failure, is used for surfing the Internet, watching television, illuminating, charging mobile phones and the like with small output power, and can be used as a charger of a battery car and a small car through a voltage regulating function.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic circuit diagram of a movable voltage-adjustable ac/dc UPS composite power supply system according to an embodiment of the present invention;
fig. 2 is a first schematic structural diagram of a movable voltage-adjustable ac/dc UPS composite power supply device according to an embodiment of the present invention;
fig. 3 is a second schematic structural diagram of a movable voltage-adjustable ac/dc UPS composite power supply device according to an embodiment of the present invention;
fig. 4 is a third schematic structural diagram of a movable voltage-adjustable ac/dc UPS composite power supply device according to an embodiment of the present invention;
fig. 5 is a schematic front structural view of an operation panel of the movable voltage-adjustable ac/dc UPS composite power supply apparatus according to an embodiment of the present invention;
fig. 6 is a circuit diagram of a pi-type filter and a normal-voltage rectification module for implementing dc normal voltage in the embodiment of the present invention.
Description of reference numerals:
1 is a storage battery, 2 is an inverter, 3 is a change-over switch, 4 is a power input end, 41 is a commercial power lead-in plug, 42 is a commercial power lead-in butt jack, 43 is a cap, 5 is a power output end, 6 is a voltage regulator, 61 is a voltage regulating knob, 7 is a voltage regulating rectifier module, 8 is a normal pressure rectifier module, 9 is a filter module, 10 is a first terminal, 11 is a second terminal, 12 is a third terminal, 13 is a ground potential terminal, 14 is a socket, 15 is a leakage protector, 16 is a work indicator lamp, 17 is a fourth terminal, 18 is a first fusing fuse, 19 is a starting switch, 20 is a battery voltage/electric quantity display, 21 is a +12V terminal, 22 is a-12V terminal, 23 is a second fusing fuse, 24 is an inverter power indicator lamp, 25 is a commercial power indicator lamp, 26 is a voltage regulating display, 100 is a box body, 200 is an operation panel, 300 is a flip cover, 400 is a lock catch, 500 is a ventilation window, 600 is a handle, 700 is a pull rod handle, and 800 is a roller.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
Referring to fig. 1: the utility model provides a portable adjustable voltage alternating current-direct current UPS combined power supply system, includes battery 1, dc-to-ac converter 2, change over switch 3, power input 4 and power output 5, the input of dc-to-ac converter 2 is connected to battery 1, output, power input 4 of dc-to-ac converter 2 link to each other with power output 5 through change over switch 3, power output 5 goes up the cooperation and installs voltage regulator 6, pressure regulating rectifier module 7, ordinary pressure rectifier module 8 and filter module 9, voltage regulator 6 and ordinary pressure rectifier module 8 are parallel connection respectively at power output 5, and the output of voltage regulator 6 is parallel connection respectively has first terminal 10 and pressure regulating rectifier module 7 to be used for exporting controllable alternating voltage power supply and controllable direct voltage power supply, second terminal 11 is connected to the output of pressure regulating rectifier module 7, the output of ordinary pressure rectifier module 8 is connected filter module 9 and is used for exporting stable direct voltage power supply, the output end of the filtering module 9 is connected with a third binding post 12.
This embodiment passes through change over switch and converts, both accessible battery, the dc-to-ac converter carries out power output as from electrified power, accessible power input end external commercial power or other power as power output again, safety and convenience, do not receive the place of production restriction, it is outdoor, places such as open country all can be suitable for, in addition, this embodiment can improve multiple power form, high applicability, the alternating current output of different voltage value can be realized to first terminal, the direct current output of different voltage value can be realized to the second terminal, the direct current output of fixed ordinary voltage value can be realized to the third terminal, it needs to explain, this embodiment switches to power input end as power input through change over switch, power input end does not connect commercial power or other power can realize the disconnection function.
In a specific implementation, the voltage regulator can be a BTA41600B type silicon controlled rectifier voltage regulator, and the input voltage is 220V, the output voltage is 0-240V, and the maximum output power is 4000W; the change-over switch can be a double-pole double-throw switch, and the change-over is convenient and free; the filtering module is a pi-type filter, and has good waveform characteristics and high output power; the voltage regulating rectification module and the normal pressure rectification module are both KBPC3510 type integrated bridge full-wave rectification circuit modules.
Referring to fig. 6: when the required DC output voltage is 220V, the maximum current output is 10A, and the frequency is 50HZ, the capacitance and inductance are selected and calculated as follows:
the effective value of the load voltage is V2, then:
V2＝(1.1～1.2)V1get V2＝1.2V1Then, then
Taking the average current of the rectifying diode flowing through the diode as ID, then:
the maximum reverse voltage sustained by the diode is
A load resistance of
According to
Get
Thus, the filter capacitance C was 0.4 μ F
As can be seen from the circuit diagram, when C1 and C2 are connected in parallel, C ═ C1+C2Obtaining:
C1＝0.2μF
and is composed of
To obtain
Then:
in a specific example, power input source 4 is used for connecting the commercial power, power output 5 includes live wire L, zero line N and ground wire E, power input source 4 includes that the commercial power introduces plug 41 and commercial power and introduces butt joint jack 42, be connected with ground potential terminal 13 on the ground wire E, be equipped with row 14 between live wire L, zero line N and the ground wire E, still include earth-leakage protector 15, the front end of live wire L1, zero line N1 is connected with earth-leakage protector 15 and is used for protecting the power output, still includes work pilot lamp 16, work pilot lamp 16 installs and is used for showing power output 5 behavior between earth-leakage protector 15 and change over switch 3.
The power input source of this embodiment carries out power output through linking to each other with the commercial power, and the power output end sets up live wire L, zero line N and ground wire E output power more safe and reliable. The embodiment can be connected with the commercial power in two modes of a plug and a jack, is safe and reliable, and the ground potential binding post is used for connecting and grounding, so that the use safety of the power supply is improved; it should be noted that the socket of the present embodiment includes a three-port socket and a two-port socket. The leakage protector can guarantee the working safety of the power output end. This embodiment can audio-visually look over the behavior of power output through the work pilot lamp.
In a specific example, still include fourth terminal 17, fourth terminal 17 establishes the alternating current output that is used for providing the ordinary pressure magnitude of voltage on power output 5, connect gradually first fusing insurance 18 and starting switch 19 between the positive pole of battery 1 and the negative pole of inverter 2, still include battery voltage/electric quantity display 20, battery voltage/electric quantity display 20 one end is connected between starting switch 19 and inverter 2 negative pole, and the other end links to each other with the negative pole of battery 1.
The alternating current output of the normal voltage value can be realized through the fourth wiring terminal; the controllability and the safety of the power supply of the storage battery are improved through the first fusing fuse and the starting switch; when the starting switch is turned on, the voltage/electric quantity remaining condition of the storage battery can be checked through the battery voltage/electric quantity display.
In a specific example, the output voltage of the storage battery 1 is 12V, and the positive pole and the negative pole of the storage battery 1 are respectively provided with +12V terminals 21 and-12V terminals 22 for charging connection; and a second fusing fuse 23 is arranged between the +12V terminal 21 and the positive electrode of the storage battery 1.
The storage battery of the embodiment is provided with a +12V terminal and a charging connector of a-12V terminal, and the storage battery can be quickly charged through the terminals; the embodiment improves the charging safety of the storage battery through the second fusing fuse.
In a concrete implementation, the storage battery and the inverter are configured by 12V voltage, the storage battery installation position is designed according to the storage battery size space of 5 blocks 20 A.h, and the storage battery installation position can be selected and matched according to the numerical value of the electric load P, and the appropriate storage battery capacity (number) is as follows: q ═ h, p/12n ═ Q/20
The value of the battery capacity (ampere hour) to be allocated, the magnitude of the electric load, the estimated power supply time: h is 12Q/P
In the formula:
q is: the battery capacity (ampere hour) n is: accumulator number (block)
h is: the power supply time (hour) P is: electrical loads (tiles).
In a specific example, the switch 3 is a switch blade, the switch blade is provided with a switch butt joint point J1, a switch butt joint point J2 and a basic butt joint point J3, the basic butt joint point J3 is connected with the power output end 5, the switch butt joint point J2 is connected with the positive electrode and the negative electrode of the output end of the inverter 2, and the switch butt joint point J1 is connected with the power input end 4.
When the switch blade is switched to the J1, the power input end outputs power through the external commercial power or other power sources, and when the switch blade is switched to the J2, the storage battery and the inverter of the embodiment are used as power output.
In a concrete example, still include invertion power supply pilot lamp 24, the positive negative pole of the output of inverter 2 has connect invertion power supply pilot lamp 24 to be used for showing 2 operating condition of inverter, still includes mains supply pilot lamp 25, mains supply pilot lamp 25 connects and is used for showing the condition that power input 4 inserted the commercial power on power input 4, still includes pressure regulating display 26, pressure regulating display 26 connects and is used for measuring and showing the output voltage value after the pressure regulating in the output of voltage regulator 6.
Whether the inverter of the embodiment is in a working state can be intuitively observed through the inverter power supply indicator lamp. The state that power input end inserted the commercial power can be fine looked over through commercial power indicator to this embodiment, for example have electricity and whether voltage is roughly stable etc. basic condition.
Example 2
In order to achieve the above object, the present embodiment further provides a movable voltage-adjustable ac/dc UPS hybrid power supply apparatus, which includes the movable voltage-adjustable ac/dc UPS hybrid power supply system as described above.
The movable voltage-adjustable alternating current-direct current UPS composite power supply device of the embodiment has the same advantages as the movable voltage-adjustable alternating current-direct current UPS composite power supply system compared with the prior art, and the description is omitted here.
In a specific example, see fig. 2-5: the device is box structure, including box main part 100, box main part 100 top is equipped with operating panel 200, power input end 4 sets and sets block 43, voltage regulator 6 is equipped with pressure regulating knob 61, operating panel 200 is integrated the installation on the front and is equipped with first terminal 10, second terminal 11, third terminal 12, fourth terminal 17, switches over the plug, earth-leakage protector 15, commercial power introduction plug 41, commercial power introduction butt joint jack 42, +12V terminal 21, -12V terminal 22, invertion power indicator 24, work pilot lamp 16, commercial power indicator 25, pressure regulating display 26, socket 14, starting switch 19, battery voltage/electric quantity display 20, ground potential terminal 13, block 43 and pressure regulating knob 61, integrated the installation is equipped with voltage regulator 6 on the operating panel 200 back, pressure regulating rectifier module 7, block 43 and pressure regulating knob 61, The battery 1 and the inverter 2 are mounted inside the case body 100.
The movable voltage-adjustable AC/DC UPS composite power supply device has reasonable layout design of various modules and circuit components, and is safe and reliable.
In a specific example, see fig. 2-4: the upper portion of the box body 100 is in hinge connection with a flip cover 300, a lock catch 400 is arranged between the flip cover 300 and the box body 100 and used for fixing and locking, ventilation windows 500 are arranged on the side faces of two ends of the box body 100 and used for heat dissipation and ventilation, a handle 600 is arranged at the top of the flip cover 300, a pull rod handle 700 is arranged on one side of the box body 100, and rollers 800 are arranged at the bottom of the box body 100.
The portable adjustable voltage alternating current-direct current UPS combined power supply device of this embodiment's structural design is reasonable, conveniently carries the transportation, has improved the work efficiency who overhauls the operation.
In concrete implementation, the storage battery and the inverter are respectively installed at the bottom and the middle part inside the box body main body, and the ventilation window can be arranged in the middle part and used for facilitating ventilation and heat dissipation when the inverter works, so that the circuit elements are not damaged due to overhigh temperature rise.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (18)
1. The utility model provides a portable adjustable voltage alternating current-direct current UPS combined power supply system, a serial communication port, including battery, dc-to-ac converter, change over switch, power input end and power output end, the input of dc-to-ac converter is connected to the battery, the output of dc-to-ac converter, power input end pass through change over switch and link to each other with power output end, power output end is last to cooperate and to install voltage regulator, pressure regulating rectifier module, ordinary pressure rectifier module and filter module, voltage regulator and ordinary pressure rectifier module parallel connection are respectively at power output end, and the output of voltage regulator is first terminal and voltage regulating rectifier module be used for exporting controllable alternating current voltage power supply and controllable direct current voltage power supply respectively parallel connection, the second terminal is connected to the output of pressure regulating rectifier module, the output of ordinary pressure rectifier module is connected filter, and the output end of the filtering module is connected with a third wiring terminal.
2. The movable voltage-adjustable AC-DC UPS composite power supply system according to claim 1, wherein the power input source is used for connecting with commercial power, and the power output end comprises a live line L, a neutral line N and a ground line E.
3. The movable voltage-adjustable AC-DC UPS compound power supply system according to claim 2, wherein the power input source comprises a commercial power lead-in plug and a commercial power lead-in butt-joint jack, the ground wire E is connected with a ground potential binding post, and a power strip is arranged among the live wire L, the zero wire N and the ground wire E.
4. The movable voltage-adjustable AC-DC UPS compound power supply system according to claim 2, further comprising a leakage protector, wherein the front ends of the live line L1 and the neutral line N1 are connected with the leakage protector for protecting the power supply output.
5. The movable voltage-adjustable AC-DC UPS compound power supply system according to claim 4, further comprising a work indicator lamp installed between the earth leakage protector and the change-over switch for displaying the work condition of the power supply output terminal.
6. The movable voltage-adjustable AC-DC UPS compound power supply system according to claim 1, further comprising a fourth terminal provided on the power supply output terminal for providing an AC output at a normal voltage value.
7. The movable voltage-adjustable AC-DC UPS compound power supply system according to claim 1, wherein a first fusing fuse and a starting switch are connected between the positive electrode of the storage battery and the negative electrode of the inverter in sequence.
8. The movable voltage-adjustable AC-DC UPS compound power supply system according to claim 7, further comprising a battery voltage/capacity display, wherein one end of the battery voltage/capacity display is connected between the starting switch and the negative pole of the inverter, and the other end of the battery voltage/capacity display is connected with the negative pole of the storage battery.
9. The movable voltage-adjustable AC-DC UPS composite power supply system according to claim 1, wherein the output voltage of the storage battery is 12V, and the positive pole and the negative pole of the storage battery are respectively provided with +12V terminals and-12V terminals for charging connection.
10. The movable voltage-adjustable AC-DC UPS compound power supply system of claim 9, wherein a second fusing fuse is arranged between the +12V terminal and the positive electrode of the storage battery.
11. The movable voltage regulated AC-DC UPS compound power supply system of claim 1, wherein the switch is a switch blade having a switch docking point J1, a switch docking point J2 and a base docking point J3.
12. The movable voltage-adjustable AC-DC UPS compound power supply system of claim 11, wherein the base docking point J3 is connected to the power output, the switching docking point J2 is connected to the positive and negative poles of the output of the inverter, and the switching docking point J1 is connected to the power input.
13. The movable voltage-adjustable alternating current-direct current UPS composite power supply system according to claim 1, characterized by further comprising an inverter power supply indicator lamp, wherein the anode and the cathode of the output end of the inverter are connected with the inverter power supply indicator lamp for displaying the working state of the inverter.
14. The movable voltage-adjustable AC-DC UPS composite power supply system according to claim 1, further comprising a commercial power indicator lamp connected to the power input terminal for displaying the condition that the power input terminal is plugged into commercial power.
15. The portable voltage-adjustable AC-DC UPS compound power supply system according to claim 1, further comprising a voltage-adjusting display connected to the output of the voltage regulator for measuring and displaying the voltage-adjusted output voltage value.
16. A portable voltage regulated ac-dc UPS hybrid power supply unit, characterized in that it comprises a portable voltage regulated ac-dc UPS hybrid power supply system according to any one of claims 1-15.
17. The portable voltage-adjustable AC-DC UPS compound power supply device according to claim 16, characterized in that, the device is a box structure, including the box main body, box main body top is equipped with operating panel, power input end disposes the block, the voltage regulator is equipped with the pressure regulating knob, operating panel openly goes up the integrated installation and is equipped with first terminal, second terminal, third terminal, fourth terminal, switching knife switch, earth leakage protector, commercial power introduction plug, commercial power introduction butt joint jack, +12V terminal, -12V terminal, invertion power supply pilot lamp, work pilot lamp, commercial power supply pilot lamp, pressure regulating display, socket, starting switch, battery voltage/electric quantity display, ground potential terminal, block and pressure regulating knob, integrated installation is equipped with voltage regulator, pressure regulating rectifier module on the operating panel back, The constant-voltage rectifier module and the filter module are arranged in the box body main body.
18. The portable voltage-adjustable AC-DC UPS composite power supply device according to claim 17, wherein a flip cover is connected to the upper part of the box body in a hinged manner, a lock catch is arranged between the flip cover and the box body for fixed locking, ventilation windows are arranged on the side surfaces of the two ends of the box body for heat dissipation and ventilation, a handle is arranged on the top of the flip cover, a pull rod handle is arranged on one side of the box body, and rollers are arranged on the bottom of the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110357169.2A CN112886703A (en) | 2021-04-01 | 2021-04-01 | Movable voltage-adjustable AC-DC UPS composite power supply system and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110357169.2A CN112886703A (en) | 2021-04-01 | 2021-04-01 | Movable voltage-adjustable AC-DC UPS composite power supply system and device |
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| CN112886703A true CN112886703A (en) | 2021-06-01 |
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| CN202110357169.2A Pending CN112886703A (en) | 2021-04-01 | 2021-04-01 | Movable voltage-adjustable AC-DC UPS composite power supply system and device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207069682U (en) * | 2017-07-26 | 2018-03-02 | 广东电网有限责任公司梅州供电局 | A kind of mobile trolley emergency power supply |
| CN110544944A (en) * | 2019-10-12 | 2019-12-06 | 国网安徽省电力有限公司亳州供电公司 | AC/DC composite overhaul power supply device |
| CN215419713U (en) * | 2021-04-01 | 2022-01-04 | 国网安徽省电力有限公司亳州供电公司 | Movable voltage-adjustable AC-DC UPS composite power supply device |
-
2021
- 2021-04-01 CN CN202110357169.2A patent/CN112886703A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207069682U (en) * | 2017-07-26 | 2018-03-02 | 广东电网有限责任公司梅州供电局 | A kind of mobile trolley emergency power supply |
| CN110544944A (en) * | 2019-10-12 | 2019-12-06 | 国网安徽省电力有限公司亳州供电公司 | AC/DC composite overhaul power supply device |
| CN215419713U (en) * | 2021-04-01 | 2022-01-04 | 国网安徽省电力有限公司亳州供电公司 | Movable voltage-adjustable AC-DC UPS composite power supply device |
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