CN215452558U - Portable multifunctional storage battery application device - Google Patents

Abstract

The utility model discloses a portable multifunctional storage battery application device, which comprises a shell, wherein a change-over switch is arranged on the front side of the shell, power supply wiring terminals are arranged on two sides of the shell, a storage battery connecting port is arranged on the back side of the shell, a circuit conversion module, a charging module, an inversion module and a direct connection module are arranged in the shell, a power supply end of the circuit conversion module is connected with the power supply wiring terminals, and a control end of the circuit conversion module is respectively connected with the charging module, the inversion module and the direct connection module through a first change-over switch, a second change-over switch and a third change-over switch; the utility model integrates the charging and inverting functions of the storage battery, conveniently realizes the charging and discharging of the single storage battery by switching the internal wiring mode, and has strong practicability.

Description

Portable multifunctional storage battery application device

Technical Field

The utility model belongs to the technical field of storage batteries, and particularly relates to a portable multifunctional storage battery application device.

Background

The accumulator is used as a chargeable battery, and has wide application range. The direct current power supply not only serves as a main direct current source in a direct current system of a transformer substation, but also serves as an Uninterruptible Power Supply (UPS) in various emergency occasions. However, the single storage battery is still single in use, and a single storage battery can be used only in a specific situation. How to make full use of the storage battery to make the storage battery play a role in more application occasions becomes a problem which needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the defects of the prior art, and solves the technical problems that: the portable multifunctional storage battery application device integrates the functions of storage battery charging, inversion and series connection of a plurality of storage batteries.

In order to solve the technical problems, the utility model adopts the technical scheme that: a portable multifunctional accumulator application device comprises a shell, a change-over switch is arranged on the front surface of the shell, the two sides of the shell are provided with power supply terminals, the back of the shell is provided with a storage battery connector, a circuit conversion module, a charging module, an inversion module and a direct connection module are arranged in the shell, a power supply end of the circuit conversion module is connected with a power supply wiring terminal, the control end of the circuit conversion module is respectively connected with the charging module, the inversion module and the direct connection module through a first change-over switch, a second change-over switch and a third change-over switch, the first change-over switch, the second change-over switch and the third change-over switch respectively correspond to a charging gear, an inversion gear and an off-line gear of the change-over switch, the charging module, the inversion module and the direct connection module are respectively connected with the storage battery through storage battery connectors.

Furthermore, the front of the shell is provided with an electronic display module, a voltage detection module is arranged in the shell, and the storage battery is connected with the electronic display module through the voltage detection module.

Preferably, each power supply terminal comprises a horizontal terminal and a connecting groove recessed in the housing, and the horizontal terminal is electrically connected with the bottom of the connecting groove through a conductive strip.

Preferably, the horizontal binding post adopts a spherical structure.

Further, the charging module includes a rectifier bridge D2, a photocoupler U1, a power control chip U2 and a transformer T1, an input end of the rectifier bridge D2 is connected to the first switch through a socket J1, an output end of the rectifier bridge D2 is connected in series to a resistor R2 and a resistor R7 and then connected to a CT-SENSE end of the power control chip U2, an OUT end of the power control chip U2 is connected to a negative electrode of the diode D7 and one end of the resistor R4, another end of the resistor R4 is connected to an anode of the diode D7, one end of the resistor R3 and a gate of the transistor Q3, a connection line between a drain of the transistor Q3 and the resistor R3 is connected to another end of the resistor R3, a VREF end of the power control chip U3 is connected in series to a COMP end of the resistor R3 and then connected to a positive electrode of the photocoupler U3, and a collector of the photocoupler U3 is connected to a collector of the power control chip U3 in series, and then connected to the positive electrode of the photocoupler U3, and the resistor R3, and the collector of the power control chip U3 are connected to the diode D3 in series, The resistor R9 and the resistor R11 are grounded, a connecting line between the resistor R8 and the resistor R9 is connected with a VCC power supply end, a connecting line between the resistor R9 and the resistor R11 is sequentially connected in series with a capacitor C8 and a resistor R10 and then connected with the negative electrode of a photoelectric coupler U1, a connecting line between the negative electrode of a photoelectric coupler U1 and the resistor R10 is connected with the negative electrode of a controllable precision voltage-stabilizing source U3, the positive electrode of the controllable precision voltage-stabilizing source U3 is grounded, the output positive end of the rectifier bridge D2 and the source of the triode Q9 are connected with the primary side of the transformer T1, the primary winding on the secondary side of the transformer T1 is connected with a storage battery through a connector J2, and the secondary winding on the secondary side of the transformer T1 is connected with the VCC power supply end through a voltage-stabilizing device U4.

Further, the inverter module includes a transformer T2 and an inductor L2, one end of a primary side of the transformer T2 is respectively connected to a source of the transistor Q2 and a drain of the transistor Q6, the other end of a primary side of the transformer T2 is respectively connected to a source of the transistor Q1 and a drain of the transistor Q5, the drains of the transistor Q1 and the transistor Q2 are connected to the battery connector through a first connection terminal of the socket J3, the sources of the transistor Q6 and the transistor Q5 are connected to the battery connector through a second connection terminal of the socket J3, one end of a secondary side of the transformer T2 is respectively connected to a positive electrode of the diode D8 and a negative electrode of the diode D10, the other end of the transformer T2 is respectively connected to a positive electrode of the diode D9 and a negative electrode of the diode D11, and the negative electrode of the diode D8 is respectively connected to a negative electrode of the diode D9, one end of the capacitor C9 and a drain of the transistor Q3, The drain of the triode Q4 is connected with one end of the inductor L2, the anode of the diode D10 is connected with the anode of the diode D11, the other end of the capacitor C9, the source of the triode Q7, the source of the triode Q8, one end of the capacitor C7 and the second connection terminal of the socket J4, and the first connection terminal of the socket J4 is connected with the other end of the inductor L2 and the other end of the capacitor C7.

Further, the voltage detection module comprises an amplifier M1, a non-inverting input terminal of the amplifier M1 is respectively connected with one end of the resistor R1 and one end of the resistor R2, the other end of the resistor R1 is connected with an anode of the battery through a battery connecting port, the other end of the resistor R2 is connected with a cathode of the battery through a battery connecting port, and an inverting input terminal of the amplifier M1 is connected with an output terminal of the amplifier M1 and then connected with an input terminal of the electronic display module.

Further, the electronic display module comprises a single chip microcomputer U5 and a display screen U6, an A1N0 end of the single chip microcomputer U5 is connected with an output end of the amplifier M1, and an output end of the single chip microcomputer U5 is connected with a display screen U6.

Preferably, the model of the photocoupler U1 is PC 817; the model of the power supply control chip U2 is UC 3843; the controllable precise voltage stabilizing source U3 is of the model number TL 431.

Preferably, the model of the single chip microcomputer U5 is CH 559L; the model of the display screen U6 is an LCD 12864.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model discloses a portable multifunctional storage battery application device, wherein a circuit conversion module, a charging module, an inversion module and a direct connection module are arranged in a shell, a power end of the circuit conversion module is connected with a power connection terminal, a control end of the circuit conversion module is respectively connected with the charging module, the inversion module and the direct connection module through a first change-over switch, a second change-over switch and a third change-over switch, and the first change-over switch, the second change-over switch and the third change-over switch respectively correspond to a charging gear, an inversion gear and an offline gear of the change-over switch; the utility model integrates the charging and inverting functions of the storage battery, conveniently realizes the charging and discharging of the single storage battery by switching the internal wiring mode, in addition, the utility model extends the power supply wiring terminal 2 to the side surface of the shell, can conveniently realize the series connection of a plurality of groups of storage batteries, not only can realize the simultaneous charging of the plurality of groups of storage batteries, but also can be used in the power utilization occasions with the requirement of high-capacity direct current power supplies, and has strong practicability.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

FIG. 1 is a wiring diagram of the present invention;

FIG. 2 is a schematic diagram of the circuit of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a bottom view of the present invention;

FIG. 5 is a front view of the present invention;

FIG. 6 is a circuit diagram of the circuit converting module of the present invention;

FIG. 7 is a circuit diagram of a charging module according to the present invention;

FIG. 8 is a circuit diagram of an inverter module according to the present invention;

FIG. 9 is a circuit diagram of a direct connect module of the present invention;

FIG. 10 is a circuit diagram of a voltage detection module according to the present invention;

FIG. 11 is a circuit diagram of an electronic display module according to the present invention;

in the figure: 1 is change over switch, 2 is power binding post, 21 is horizontal terminal, 22 is the spread groove, 3 is the battery connector, 4 is circuit conversion module, 5 is the module of charging, 6 is the contravariant module, 7 is the module of directly connecting, 8 are the electronic display module, 9 are voltage detection module.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments, but not all embodiments, of the present invention; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 11, a portable multifunctional storage battery application device comprises a housing, wherein a switch 1 is arranged on the front side of the housing, power terminals 2 are arranged on two sides of the housing, a storage battery connector 3 is arranged on the back side of the housing, a circuit conversion module 4, a charging module 5, an inversion module 6 and a direct connection module 7 are arranged in the housing, a power end of the circuit conversion module 4 is connected with the power terminals 2, a control end of the circuit conversion module 4 is respectively connected with the charging module 5, the inversion module 6 and the direct connection module 7 through a first switch, a second switch and a third switch, the first switch, the second switch and the third switch respectively correspond to a charging gear, an inversion gear and an offline gear of the switch 1, and the charging module 5 corresponds to the charging gear, the inversion gear and the offline gear of the switch 1, The inversion module 6 and the direct connection module 7 are respectively connected with the storage battery through the storage battery connecting port 3.

This embodiment with battery charging, contravariant function collection in an organic whole, through switching inside wiring mode, conveniently realize monomer battery's the charging and discharge, in addition, this embodiment extends power binding post 2 to the casing side, can conveniently realize the series connection of multiunit battery, not only can realize charging when to the multiunit battery, can also be used for the power consumption occasion of large capacity DC power supply demand, the practicality is strong.

Further, the front of casing is provided with electronic display module 8, be provided with voltage detection module 9 in the casing, the battery passes through voltage detection module 9 and links to each other with electronic display module 8.

Further, each power connection terminal 2 includes a horizontal terminal 21 and a connection groove 22 recessed in the housing, the horizontal terminal 21 is electrically connected to the bottom of the connection groove 22 through a conductive strip, the horizontal terminal 21 is electrically connected to the power end of the circuit conversion module 4 through the connection groove 22, and the horizontal terminal 21 is in a spherical structure.

Specifically, when the storage battery is insufficient in electric quantity and needs to be charged, a user switches the selector switch 1 to a charging gear, the input end of the charging module 5 is connected with the power supply wiring terminals 2 on the two sides of the shell through internal wiring of the circuit conversion module 4, and the user can charge the storage battery body only by directly connecting an external alternating-current power supply to the power supply wiring terminals 2 on the two sides of the shell; when meeting the emergency electric field of incessant power supply demand, the user switches change over switch 1 to "contravariant" gear, and 4 internal lines of circuit conversion module make the output of contravariant module 6 link to each other with the power binding post 2 of casing both sides, and the user only needs to connect external consumer to the power binding post 2 of casing both sides on, can realize the emergency power supply to external consumer.

When meeting the power consumption field of great capacity DC power supply demand fashionable, the user switches change over switch 1 to "off-line" gear, and 4 internal connections of circuit conversion module make directly link up module 7 and directly will charge module 5 and 6 short circuits of contravariant module, the battery through directly link up module 7 with the power binding post 2 of casing both sides links to each other, wherein, the horizontal terminal spread groove of casing one side directly links to each other with the positive pole of battery body, the horizontal terminal spread groove of casing opposite side links to each other with the negative pole of battery body, and the user only needs to connect outside consumer to the horizontal terminal spread groove of casing both sides on, can realize the emergent power supply to outside consumer.

The utility model can also connect a plurality of portable multifunctional storage battery application devices in series, thereby realizing not only high-capacity direct current power supply to the external environment, but also simultaneous charging of a plurality of storage batteries connected in series; specifically, the present embodiment is described by taking two portable multifunctional battery application devices, which are hereinafter referred to as batteries as examples. Two batteries in an "off-line" state,

when external electric equipment is connected to the horizontal binding post 21 connected with the negative electrode in the second storage battery and the horizontal binding post 21 connected with the positive electrode in the first storage battery, the external equipment can be powered when the horizontal binding post 21 connected with the negative electrode in the second storage battery and the horizontal binding post 21 connected with the positive electrode in the first storage battery are embedded into the concave connecting groove 22 connected with the negative electrode in the first storage battery or the concave wiring groove 22 connected with the positive electrode in the second storage battery is embedded into the horizontal binding post 21 connected with the negative electrode in the first storage battery; when an external alternating current power supply is connected to the horizontal terminal 21 connected with the negative electrode in the second storage battery and the horizontal terminal 21 connected with the positive electrode in the first storage battery, the storage batteries connected in series can be charged; use through horizontal terminal 21 and indent wiring groove 22 cooperation, be convenient for establish ties between a plurality of batteries, use when horizontal terminal 21 and indent wiring groove 22 and increased the electrically conductive cross-section of external power supply when the battery is established ties and is used, promoted supply current greatly, enlarged application occasion.

Further, the charging module 5 comprises a rectifier bridge D2, a photoelectric coupler U1, a power control chip U2 and a transformer T1, wherein the model of the photoelectric coupler U1 is PC 817; the model of the power supply control chip U2 is UC 3843; the controllable precise voltage-stabilizing source U3 is TL431 in model number; an input end of the rectifier bridge D2 is connected with the first switch through a socket J1, an output end of the rectifier bridge D2 is connected with a resistor R2 and a resistor R7 in series and then is connected with a CT-SENSE end of the power control chip U2, an OUT end of the power control chip U2 is connected with a cathode of the diode D7 and one end of a resistor R4 respectively, the other end of the resistor R4 is connected with an anode of the diode D7, one end of the resistor R3 and a gate of the triode Q9 respectively, a connection line between a drain of the triode Q9 and the resistor R2 is connected with the other end of the resistor R3, a VREF connection end of the power control chip U3 is connected with the resistor R3 in series and then is connected with a COMP end of the power control chip U3, a connection line between the COMP end of the power control chip U3 and the resistor R3 is connected with a collector of the photocoupler U3, an anode of the photocoupler U3 is connected with the resistor R3 in series, and then is connected with a connection line between the VCC resistor R3 and the power supply terminal and the ground, and the resistor R3, the negative electrode of a photoelectric coupler U1 is connected with a resistor R11 and a resistor R9 in series through a connecting line, the negative electrode of the photoelectric coupler U1 is connected with the negative electrode of a controllable precise voltage-stabilizing source U3 through a connecting line, the positive electrode of the controllable precise voltage-stabilizing source U3 is grounded, the output positive end of a rectifier bridge D2 and the source electrode of a triode Q9 are connected with the primary side of a transformer T1, the primary winding of the secondary side of the transformer T1 is connected with a storage battery connector 3 through a socket J2, and the secondary winding of the secondary side of the transformer T1 is connected with a VCC power supply end through a voltage stabilizer U4.

Further, the inverter module 6 includes a transformer T2 and an inductor L2, one end of a primary side of the transformer T2 is connected to a source of the transistor Q2 and a drain of the transistor Q6, the other end of a primary side of the transformer T2 is connected to a source of the transistor Q1 and a drain of the transistor Q5, the drains of the transistor Q1 and the transistor Q2 are connected to the battery connector 3 through a first connection terminal of a socket J3, the source of the transistor Q6 and the source of the transistor Q5 are connected to the battery connector 3 through a second connection terminal of a socket J3, one end of a secondary side 2 of the transformer T is connected to an anode of the diode D8 and a cathode of the diode D10, the other end of a secondary side of the transformer T2 is connected to an anode of the diode D9 and a cathode of the diode D11, and a cathode of the diode D8 is connected to a cathode of the diode D9, an end of the capacitor C9, and a cathode of the capacitor C9, The drain of the triode Q3, the drain of the triode Q4 and one end of the inductor L2 are connected, the anode of the diode D10 is respectively connected with the anode of the diode D11, the other end of the capacitor C9, the source of the triode Q7, the source of the triode Q8, one end of the capacitor C7 and the second connection terminal of the socket J4, and the first connection terminal of the socket J4 is respectively connected with the other end of the inductor L2 and the other end of the capacitor C7.

Further, the voltage detection module 9 includes an amplifier M1, a non-inverting input terminal of the amplifier M1 is respectively connected to one end of the resistor R1 and one end of the resistor R2, the other end of the resistor R1 is connected to an anode of the battery through the battery connector 3, the other end of the resistor R2 is connected to a cathode of the battery through the battery connector 3, and an inverting input terminal of the amplifier M1 is connected to an output terminal of the amplifier M1 and then connected to an input terminal of the electronic display module 8.

Further, the electronic display module 8 comprises a single chip microcomputer U5 and a liquid crystal display U6, and the model of the single chip microcomputer U5 is CH 559L; the model of the display screen U6 is LCD 12864; the A1N0 end of the single chip microcomputer U5 is connected with the output end of the amplifier M1, and the output end of the single chip microcomputer U5 is connected with the liquid crystal display screen U6; specifically, the electronic display module 8 displays the voltage detection data in a display mode of "single chip microcomputer + liquid crystal", and the single chip microcomputer U5 receives the voltage data measured by the voltage detection module 9.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a portable multi-functional battery application apparatus, includes the casing, its characterized in that: the front of casing is provided with change over switch (1), the both sides of casing set up power binding post (2), the back of casing is provided with battery connector (3), be provided with circuit conversion module (4), module (5), contravariant module (6) and directly link module (7) of charging in the casing, the power end and the power binding post (2) of circuit conversion module (4) link to each other, the control end of circuit conversion module (4) links to each other with module (5), contravariant module (6) and directly link to each other with module (7) of charging respectively, second change over switch, third change over switch correspond change over switch's (1) "the gear that charges" gear, "contravariant" gear and "off-line" gear respectively, module (5) of charging, The inversion module (6) and the direct connection module (7) are respectively connected with the storage battery through the storage battery connector (3).

2. A portable multi-function battery application device according to claim 1, characterized by: the front of casing is provided with electronic display module (8), be provided with voltage detection module (9) in the casing, the battery passes through voltage detection module (9) and links to each other with electronic display module (8).

3. A portable multi-function battery application device according to claim 1, characterized by: each power supply wiring terminal (2) comprises a horizontal wiring terminal (21) and a connecting groove (22) which is concave in the shell, and the horizontal wiring terminal (21) is electrically connected with the bottom of the connecting groove (22) through a conductive strip.

4. A portable multi-function battery application apparatus as defined in claim 3, wherein: the horizontal binding post (21) adopts a spherical structure.

5. A portable multi-function battery application device according to claim 1, characterized by: the charging module (5) comprises a rectifier bridge D2, a photocoupler U1, a power control chip U2 and a transformer T1, wherein the input end of the rectifier bridge D2 is connected with a first switch through a socket J1, the output end of the rectifier bridge D2 is connected with a resistor R2 and a resistor R7 in series and then is connected with the CT-SENSE end of the power control chip U2, the OUT end of the power control chip U2 is respectively connected with the cathode of a diode D7 and one end of a resistor R4, the other end of a resistor R4 is respectively connected with the anode of a diode D7, one end of a resistor R3 and the gate of a triode Q3, a connecting line between the drain of the triode Q3 and the resistor R3 is connected with the other end of a VREF 3, the serial end of the power control chip U3 is connected with the COMP end of the power control chip U3, the connecting line between the COMP end of the power control chip U3 and the photocoupler 3 is connected with the anode of the photocoupler U3, and the collector of the photocoupler are sequentially connected with the resistor R3, The resistor R9 and the resistor R11 are grounded, a connecting line between the resistor R8 and the resistor R9 is connected with a VCC power supply end, a connecting line between the resistor R9 and the resistor R11 is sequentially connected in series with a capacitor C8 and a resistor R10 and then connected with the negative electrode of a photoelectric coupler U1, a connecting line between the negative electrode of a photoelectric coupler U1 and the resistor R10 is connected with the negative electrode of a controllable precision voltage-stabilizing source U3, the positive electrode of the controllable precision voltage-stabilizing source U3 is grounded, the output positive end of the rectifier bridge D2 and the source of the triode Q9 are connected with the primary side of the transformer T1, the primary winding of the secondary side of the transformer T1 is connected with a storage battery (3) through a connector J2, and the secondary side second winding of the transformer T1 is connected with the VCC power supply end through a voltage stabilizer U4.

6. A portable multi-function battery application device according to claim 1, characterized by: the inverter module (6) comprises a transformer T2 and an inductor L2, one end of the primary side of the transformer T2 is respectively connected with the source of a triode Q2 and the drain of a triode Q6, the other end of the primary side of the transformer T2 is respectively connected with the source of a triode Q1 and the drain of a triode Q5, the drain of the triode Q1 and the drain of a triode Q2 are connected with the storage battery connector (3) through a first connecting terminal of a socket J3, the source of the triode Q6 and the source of the triode Q5 are connected with the storage battery connector (3) through a second connecting terminal of a socket J3, one end of the secondary side of the transformer T2 is respectively connected with the anode of a diode D8 and the cathode of a diode D10, the other end of the secondary side of the transformer T2 is respectively connected with the anode of a diode D9 and the cathode of a diode D11, and the cathode of a diode D8 is respectively connected with the cathode of a diode D9 and one end of a capacitor C9, The drain of the triode Q3, the drain of the triode Q4 and one end of the inductor L2 are connected, the anode of the diode D10 is respectively connected with the anode of the diode D11, the other end of the capacitor C9, the source of the triode Q7, the source of the triode Q8, one end of the capacitor C7 and the second connection terminal of the socket J4, and the first connection terminal of the socket J4 is respectively connected with the other end of the inductor L2 and the other end of the capacitor C7.

7. A portable multi-function battery application apparatus as defined in claim 2, wherein: the voltage detection module (9) comprises an amplifier M1, the non-inverting input end of the amplifier M1 is respectively connected with one end of a resistor R1 and one end of a resistor R2, the other end of the resistor R1 is connected with the anode of a storage battery through a storage battery connecting port (3), the other end of the resistor R2 is connected with the cathode of the storage battery through the storage battery connecting port (3), and the inverting input end of the amplifier M1 is connected with the output end of the amplifier M1 and then connected with the input end of the electronic display module (8).

8. The portable multi-functional battery application apparatus of claim 7, wherein: the electronic display module (8) comprises a single chip microcomputer U5 and a display screen U6, wherein the A1N0 end of the single chip microcomputer U5 is connected with the output end of the amplifier M1, and the output end of the single chip microcomputer U5 is connected with the display screen U6.

9. The portable multi-functional battery application apparatus of claim 5, wherein: the model of the photoelectric coupler U1 is PC 817; the model of the power supply control chip U2 is UC 3843; the controllable precise voltage stabilizing source U3 is of the model number TL 431.

10. The portable multi-functional battery application apparatus of claim 8, wherein: the model of the single chip microcomputer U5 is CH 559L; the model of the display screen U6 is an LCD 12864.

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