CN216904385U - Pulse charging circuit of storage battery - Google Patents
Pulse charging circuit of storage battery Download PDFInfo
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- CN216904385U CN216904385U CN202220536541.6U CN202220536541U CN216904385U CN 216904385 U CN216904385 U CN 216904385U CN 202220536541 U CN202220536541 U CN 202220536541U CN 216904385 U CN216904385 U CN 216904385U
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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
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- 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
The utility model discloses a pulse charging circuit of a storage battery, wherein one end of a rectifying and filtering circuit is connected with an alternating current power supply, and the other end of the rectifying and filtering circuit is connected with a pulse current feedback circuit; the pulse oscillation circuit is connected with the voltage feedback circuit; the voltage feedback circuit is connected with the pulse input and feedback circuit; the pulse input and feedback circuit is connected with the pulse generating device; the output circuit is respectively connected with the voltage feedback circuit and the storage battery. The utility model solves the problem of online, real-time and quick charging of the storage battery pack, is simple and convenient to use, can independently control the charging of each storage battery in the storage battery pack according to the voltage and current state of each storage battery, changes the pulse width of charging and discharging through the pulse generating device, realizes the purpose of quick charging, can activate the storage batteries, prolongs the service life of the storage batteries, reduces the damage rate of the storage batteries, improves the charging efficiency, and achieves the aim of accurately charging the storage batteries.
Description
Technical Field
The utility model relates to the technical field of electrical control, in particular to a pulse charging circuit of a storage battery.
Background
The storage battery is widely applied in various fields, and the traditional storage battery charger adopts a direct current power supply, and achieves the purposes of constant voltage and constant current charging through the voltage and the current of the power supply.
A storage battery is needed in the electromagnetic hoisting equipment to ensure that the absorbed objects do not fall off when the equipment is powered off. The battery pack is generally composed of 18 storage batteries connected in series, and is charged by a voltage of about DC 250V. The charging voltage of each storage battery in the charging mode is unequal, so that the service life of the storage battery is shortened, and the damage rate of the storage battery is high.
Disclosure of Invention
The present invention provides a pulse charging circuit for a battery to overcome the above technical problems.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
the pulse charging circuit of a kind of storage battery, including storage battery and AC power supply, also include: the pulse current feedback circuit comprises a rectification filter circuit, a pulse current feedback circuit, a pulse oscillation circuit, a pulse input and feedback circuit, an output circuit, a voltage feedback circuit and a pulse generating device; one end of the rectification filter circuit is connected with the pulse current feedback circuit; the other end is connected with the pulse input and feedback circuit;
the storage battery pack comprises a plurality of storage batteries;
the pulse current feedback circuit comprises a zero resistor R0, a first resistor R1, a second resistor R2, a fourth resistor R4 and a zero photoelectric coupler T0; one ends of the zero resistor R0, the first resistor R1 and the second resistor R2 are all connected with the rectification filter circuit at a point a, and the other end of the zero resistor R0 is respectively connected with a pin 2 of the zero photoelectric coupler T0 and the pulse oscillation circuit; the other end of the first resistor R1 is connected with a pin 1 of the zero photoelectric coupler T0; the other end of the second resistor R2 is connected with the fourth resistor R4; the other end of the fourth resistor R4 is connected with the pulse oscillation circuit; pin 4 of the zeroth photoelectric coupler T0 is connected with the pulse oscillation circuit;
the pulse oscillation circuit is connected with the voltage feedback circuit;
the voltage feedback circuit is connected with the pulse input and feedback circuit;
the pulse input and feedback circuit comprises an eighth resistor R8, a ninth resistor R9, a tenth resistor R10, an eleventh resistor R11, a twelfth resistor R12, a third photoelectric coupler T3 and a first voltage-regulator tube W1;
a pin 1 of the third photocoupler T3 is connected with the eighth resistor R8, and the other end of the eighth resistor R8 is connected with the anode of the storage battery; a pin 2 of the third photoelectric coupler T3 is connected with the ninth resistor R9, the other end of the ninth resistor R9 is connected with the first voltage-regulator tube W1, and the other end of the first voltage-regulator tube W1 is connected with the negative electrode of the storage battery; one end of the eleventh resistor R11 is connected with the negative electrode of the storage battery, the other end of the eleventh resistor R11 is connected with the point b of the connection position of the ninth resistor R9 and the first voltage-regulator tube W1, one end of the tenth resistor R10 is connected with the point b, and the other end of the tenth resistor R10 is connected with the positive electrode of the storage battery; two ends of the twelfth resistor R12 are connected to the pin 1 of the third photocoupler T3 and the pin 2 of the third photocoupler T3, respectively;
the point b of the connection between the ninth resistor R9 and the first voltage regulator tube W1 is connected with the pulse generating device;
one end of the output circuit is connected with the voltage feedback circuit; the other end is connected with the storage battery;
the rectification filter circuit is connected with an alternating current power supply.
Further, the rectifying and filtering circuit comprises a first diode D1, a second diode D2, a third diode D3, a fourth diode D4, a fifth diode D5, a sixth diode D6 and an electrolytic capacitor C0;
one end of the first diode D1 is connected with the second diode D2; the other end of the first diode D1 is connected with a pin 3 of the third photoelectric coupler T3; the other end of the second diode D2 is connected to a point a; the junction of the first diode D1 and the second diode D2 is connected with the alternating current power supply;
one end of the third diode D3 is connected with the fourth diode D4; the other end of the third diode D3 is connected to pin 3 of the third photocoupler T3; the other end of the fourth diode D4 is connected to a point a; the junction of the third diode D3 and the fourth diode D4 is connected with the alternating current power supply;
one end of the fifth diode D5 is connected with the sixth diode D6; the other end of the fifth diode D5 is connected to a pin 3 of the third photocoupler T3; the other end of the sixth diode D6 is connected to a point a; the junction of the fifth diode D5 and the sixth diode D6 is connected with the alternating current power supply;
one end of the electrolytic capacitor C0 is connected to the point a, and the other end is connected to the pin 3 of the third photocoupler T3.
Further, the pulse oscillation circuit comprises a fifth resistor R5, a third capacitor C3, a seventh diode D7, a first coil Q1, a second coil Q2, an eighth diode D8 and an oscillator T2;
one end of the fifth resistor R5 is connected with the other end of the zero resistor R0; the other end of the fifth resistor R5 is connected with the seventh diode D7; the third capacitor C3 is connected in parallel with the fifth resistor R5; the other end of the seventh diode D7 is connected to pin 1 of the oscillator T2;
one end of the first coil Q1 is connected to the connection point of the fifth resistor R5 and the third capacitor C3, and the other ends are respectively connected to pin 1 of the oscillator T2; pin 1 of the oscillator T2 is connected to the voltage feedback circuit; pin 2 of the oscillator T2 is connected with pin 3 of the zeroth photocoupler T0;
the eighth diode D8 is connected to the other end of the fourth resistor R4, the other end of the eighth diode D8 is connected to the second coil Q2, and the second coil Q2 is connected to the voltage feedback circuit;
Further, the voltage feedback circuit includes a ninth diode D9, a seventh resistor R7, a third coil Q3, a first capacitor C1, a second capacitor C2, a fourth capacitor C4, a fifth capacitor C5, a seventh capacitor C7, a sixth resistor R6, a third resistor R3, a zero-voltage-regulator tube W0, and a triode T1;
the third coil Q3 is connected to the other end of the second coil Q2 and the pin 3 of the third photocoupler T3, respectively, the other end of the third coil Q3 is connected to the ninth diode D9, the other end of the ninth diode D9 is connected to the seventh resistor R7, and the other end of the seventh resistor R7 is connected to the pin 5 of the oscillator T2; pin 5 of the oscillator T2 is connected to the sixth resistor R6, the other end of the sixth resistor R6 is connected to pin 3 of the third photocoupler T3, and the fifth capacitor C5 is connected in parallel to the sixth resistor R6;
one end of the second capacitor C2 is connected to pin 1 of the oscillator T2, and the other end is connected to pin 3 of the third photocoupler T3;
one end of the first capacitor C1 is connected to pin 3 of the oscillator T2, and the other end is connected to pin 3 of the third photocoupler T3;
the emitter of the triode T1 is connected with the pin 3 of the oscillator T2, and the base of the triode T1 is connected with the pin 3 of the third photoelectric coupler T3; the collector of the triode T1 is connected with the third resistor R3; the other end of the third resistor R3 is connected with the base of the triode T1; the zeroth voltage regulator tube W0 is connected with the third resistor R3 in parallel;
one end of the fourth capacitor C4 is connected to a pin 4 of an oscillator T2 and a pin 4 of the third photocoupler T3, and the other end is connected to a pin 3 of the third photocoupler T3;
one end of the seventh capacitor C7 is connected to the pin 3 of the third photocoupler T3, and the other end of the seventh capacitor C7 is connected to the output circuit.
Further, the output circuit comprises a fourth coil Q4, a twelfth diode D10 and a sixth capacitor C6;
one end of the fourth coil Q4 is connected with the other end of the seventh capacitor C7, the other end of the fourth coil Q4 is connected with the twelfth pole tube D10, and the junction of the fourth coil Q4 and the seventh capacitor C7 is connected with the negative electrode of the storage battery; the twelfth pole tube D10 is connected with the positive pole of the storage battery; one end of the sixth capacitor is connected with the positive electrode of the storage battery, and the other end of the sixth capacitor is connected with the positive electrode of the storage battery.
Has the beneficial effects that:
the pulse charging circuit of the storage battery solves the problems of online, real-time and quick charging of the storage battery pack, is simple and convenient to use, can independently control the charging of each storage battery in the storage battery pack through the pulse input and feedback circuit, and can determine the charging voltage and current of a single storage battery according to the voltage and current state of each storage battery. And change the pulse width of charging and discharging through pulse generating device, realize quick charge's purpose, whether simultaneously through having pulse input, control the battery and whether charge for the battery is in intermittent type charged state, can activate the battery, improves battery life, reduces the spoilage of battery, improves charge efficiency, has reached the target to the accurate charging of battery.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic block diagram of a battery pulse charging circuit of the present invention;
fig. 2 is an electrical schematic diagram of the battery pulse charging circuit of the present invention.
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, 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.
The embodiment provides a pulse charging circuit of a storage battery. As shown in fig. 1 and 2; the device comprises a storage battery pack, an alternating current power supply, a rectification filter circuit 1, a pulse current feedback circuit 2, a pulse oscillation circuit 3, a pulse input and feedback circuit 4, an output circuit 5, a voltage feedback circuit 6 and a pulse generating device; the storage battery pack comprises a plurality of storage batteries.
One end of the rectification filter circuit 1 is connected with the pulse current feedback circuit 2; the other end is connected with the pulse input and feedback circuit 4;
the pulse current feedback circuit 2 comprises a zeroth resistor R0, a first resistor R1, a second resistor R2, a fourth resistor R4 and a zeroth photoelectric coupler T0; one ends of the zero resistor R0, the first resistor R1 and the second resistor R2 are all connected to a point a with the rectification filter circuit 1, and the other end of the zero resistor R0 is connected to a pin 2 of the zero photoelectric coupler T0 and the pulse oscillation circuit 3 respectively; the other end of the first resistor R1 is connected with a pin 1 of the zero photoelectric coupler T0; the other end of the second resistor R2 is connected with the fourth resistor R4; the other end of the fourth resistor R4 is connected to the pulse oscillation circuit 3; a pin 4 of the zeroth photoelectric coupler T0 is connected with the pulse oscillation circuit 3; the zero resistor R0, the first resistor R1 and the zero photoelectric coupler T0 in the embodiment form a current detection circuit to control the pulse oscillation circuit 3 and adjust the current value of the storage battery during pulse charging.
Preferably, the rectifying and filtering circuit 1 comprises a first diode D1, a second diode D2, a third diode D3, a fourth diode D4, a fifth diode D5, a sixth diode D6 and an electrolytic capacitor C0; one end of the first diode D1 is connected with the second diode D2; the other end of the first diode D1 is connected with a pin 3 of the third photoelectric coupler T3; the other end of the second diode D2 is connected to a point a; the junction of the first diode D1 and the second diode D2 is connected with the alternating current power supply; one end of the third diode D3 is connected with the fourth diode D4; the other end of the third diode D3 is connected to pin 3 of the third photocoupler T3; the other end of the fourth diode D4 is connected to a point a; the junction of the third diode D3 and the fourth diode D4 is connected with the alternating current power supply; one end of the fifth diode D5 is connected with the sixth diode D6; the other end of the fifth diode D5 is connected to a pin 3 of the third photocoupler T3; the other end of the sixth diode D6 is connected to a point a; the junction of the fifth diode D5 and the sixth diode D6 is connected with the alternating current power supply; one end of the electrolytic capacitor C0 is connected to the point a, and the other end is connected to the pin 3 of the third photocoupler T3. The rectifying and smoothing circuit in this embodiment can smooth the output voltage.
The pulse oscillation circuit 3 is connected with the voltage feedback circuit 6;
preferably, the pulse oscillation circuit 3 includes a fifth resistor R5, a third capacitor C3, a seventh diode D7, a first coil Q1, a second coil Q2, an eighth diode D8, and an oscillator T2; one end of the fifth resistor R5 is connected with the other end of the zero resistor R0; the other end of the fifth resistor R5 is connected with the seventh diode D7; the third capacitor C3 is connected in parallel with the fifth resistor R5; the other end of the seventh diode D7 is connected to pin 1 of the oscillator T2; one end of the first coil Q1 is connected to the connection point of the fifth resistor R5 and the third capacitor C3, and the other ends are respectively connected to pin 1 of the oscillator T2; pin 1 of the oscillator T2 is connected to the voltage feedback circuit 6; pin 2 of the oscillator T2 is connected with pin 3 of the zeroth photocoupler T0; the eighth diode D8 is connected to the other end of the fourth resistor R4, the other end of the eighth diode D8 is connected to the second coil Q2, and the second coil Q2 is connected to the voltage feedback circuit 6; pin 4 of the oscillator T2 is connected to pin 4 of the zeroth optocoupler T0. In this embodiment, the fifth resistor R5, the third capacitor C3, the first coil Q1, and the second coil Q2 together form a pulse resonant circuit. The first coil Q1 is a 61T coil, and the second coil Q2 is a 4T coil.
The voltage feedback circuit 6 is connected with the pulse input and feedback circuit 4;
preferably, the voltage feedback circuit 6 includes a ninth diode D9, a seventh resistor R7, a third coil Q3, a first capacitor C1, a second capacitor C2, a fourth capacitor C4, a fifth capacitor C5, a seventh capacitor C7, a sixth resistor R6, a third resistor R3, a zeroth regulator W0 and a transistor T1; the third coil Q3 is respectively connected to the other end of the second coil Q2 and a pin 3 of the third photocoupler T3, the other end of the third coil Q3 is connected to the ninth diode D9, the other end of the ninth diode D9 is connected to the seventh resistor R7, and the other end of the seventh resistor R7 is connected to a pin 5 of the oscillator T2; pin 5 of the oscillator T2 is connected to the sixth resistor R6, the other end of the sixth resistor R6 is connected to pin 3 of the third photocoupler T3, and the fifth capacitor C5 is connected in parallel to the sixth resistor R6; one end of the second capacitor C2 is connected to pin 1 of the oscillator T2, and the other end is connected to pin 3 of the third photocoupler T3; one end of the first capacitor C1 is connected to pin 3 of the oscillator T2, and the other end is connected to pin 3 of the third photocoupler T3; the emitter of the triode T1 is connected with the pin 3 of the oscillator T2, and the base of the triode T1 is connected with the pin 3 of the third photoelectric coupler T3; the collector of the triode T1 is connected with the third resistor R3; the other end of the third resistor R3 is connected with the base of the triode T1; the zeroth voltage regulator tube W0 is connected with the third resistor R3 in parallel; one end of the fourth capacitor C4 is connected to a pin 4 of an oscillator T2 and a pin 4 of the third photocoupler T3, and the other end is connected to a pin 3 of the third photocoupler T3; one end of the seventh capacitor C7 is connected to the pin 3 of the third photocoupler T3, and the other end of the seventh capacitor C7 is connected to the output circuit 5. The third coil in this embodiment is a 10T coil.
The pulse input and feedback circuit 4 comprises an eighth resistor R8, a ninth resistor R9, a tenth resistor R10, an eleventh resistor R11, a twelfth resistor R12, a third photoelectric coupler T3 and a first voltage regulator tube W1; a pin 4 of the third photoelectric coupler T3 is connected with a pin 4 of the zero photoelectric coupler T0; pin 3 of the third photocoupler T3 is connected with pin 3 of the zero photocoupler T0; pin 1 of the third photocoupler T3 is connected with the eighth resistor R8, and the other end of the eighth resistor R8 is connected with the positive electrode of the storage battery; a pin 2 of the third photocoupler T3 is connected with the ninth resistor R9, the other end of the ninth resistor R9 is connected with the first voltage-regulator tube W1, and the other end of the first voltage-regulator tube W1 is connected with the negative electrode of the storage battery; one end of the eleventh resistor R11 is connected with the negative electrode of the storage battery, the other end of the eleventh resistor R11 is connected with the point b of the connection position of the ninth resistor R9 and the first voltage-regulator tube W1, one end of the tenth resistor R10 is connected with the point b, and the other end of the tenth resistor R10 is connected with the positive electrode of the storage battery; two ends of the twelfth resistor R12 are connected to the pin 1 of the third photocoupler T3 and the pin 2 of the third photocoupler T3, respectively; the point b of the connection between the ninth resistor R9 and the first voltage regulator tube W1 is connected with the pulse generating device; in this embodiment, a pulse input and feedback circuit is formed by the third photocoupler T3, the first voltage regulator tube W1, the eighth resistor R8 and the eleventh resistor R11, when the storage battery needs to be charged, the pulse generator is started, the storage battery starts to be charged, and simultaneously, the pulse width can be conveniently adjusted according to the actual charging requirement of the storage battery. The pulse generating device in this embodiment is a mature product purchased in the market, and therefore, it will not be described in detail.
One end of the output circuit 5 is connected with the voltage feedback circuit 6; the other end is connected with the storage battery;
preferably, the output circuit 5 comprises a fourth coil Q4, a twelfth diode D10 and a sixth capacitor C6;
one end of the fourth coil Q4 is connected with the other end of the seventh capacitor C7, the other end of the fourth coil Q4 is connected with the twelfth pole tube D10, and the junction of the fourth coil Q4 and the seventh capacitor C7 is connected with the negative electrode of the storage battery; the twelfth pole tube D10 is connected with the positive pole of the storage battery; one end of the sixth capacitor is connected with the positive electrode of the storage battery, and the other end of the sixth capacitor is connected with the positive electrode of the storage battery. The output circuit 5 in this embodiment can convert an ac power supply into a dc power supply to charge the battery.
The rectification filter circuit 1 is connected with an alternating current power supply. The ac power supply in this embodiment is a 220V ac power supply.
In this embodiment, the charging rated voltage of the storage battery is 14.5V, when the storage battery is charged, if the voltage in the storage battery is less than 9V and the remaining power in the storage battery is small, the input current in the storage battery is large at this time, in order to reduce the damage to the storage battery caused by the excessive current, the pulse input and feedback circuit feeds back the current information to the pulse oscillation circuit, and the current value input into the storage battery is reduced through the pulse current feedback circuit, so that the storage battery can maintain the constant-current charging state. If the residual capacity of the storage battery is high during charging, for example, the voltage is 12.5V, the input voltage in the storage battery is large at the moment, and in order to reduce the damage of the storage battery caused by the overlarge voltage, the pulse input and feedback circuit feeds back the voltage information to the pulse oscillation circuit, and the voltage value input into the storage battery is reduced through the voltage feedback circuit, so that the storage battery can keep a constant-voltage charging state. Specifically, the voltage of 9V and 12.5V in this embodiment are not a limit value, and in the specific charging process, the current and the voltage change with the load at any time, so as to control the working states of the pulse input and feedback circuit and the voltage feedback circuit in real time.
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 (5)
1. A pulse charging circuit of a storage battery comprises a storage battery pack and an alternating current power supply, and is characterized by comprising: the pulse current feedback circuit comprises a rectification filter circuit (1), a pulse current feedback circuit (2), a pulse oscillation circuit (3), a pulse input and feedback circuit (4), an output circuit (5), a voltage feedback circuit (6) and a pulse generating device; one end of the rectification filter circuit (1) is connected with the pulse current feedback circuit (2); the other end is connected with the pulse input and feedback circuit (4);
the storage battery pack comprises a plurality of storage batteries;
the pulse current feedback circuit (2) comprises a zeroth resistor R0, a first resistor R1, a second resistor R2, a fourth resistor R4 and a zeroth photoelectric coupler T0; one ends of the zero resistor R0, the first resistor R1 and the second resistor R2 are all connected with the rectification filter circuit (1) at a point a, and the other end of the zero resistor R0 is respectively connected with a pin 2 of the zero photoelectric coupler T0 and the pulse oscillation circuit (3); the other end of the first resistor R1 is connected with a pin 1 of the zero photoelectric coupler T0; the other end of the second resistor R2 is connected with the fourth resistor R4; the other end of the fourth resistor R4 is connected with the pulse oscillation circuit (3); a pin 4 of the zeroth photoelectric coupler T0 is connected with the pulse oscillation circuit (3);
the pulse oscillation circuit (3) is connected with the voltage feedback circuit (6);
the voltage feedback circuit (6) is connected with the pulse input and feedback circuit (4);
the pulse input and feedback circuit (4) comprises an eighth resistor R8, a ninth resistor R9, a tenth resistor R10, an eleventh resistor R11, a twelfth resistor R12, a third photoelectric coupler T3 and a first voltage-regulator tube W1;
pin 4 of the third photocoupler T3 is connected with pin 4 of the zero photocoupler T0; pin 3 of the third photocoupler T3 is connected with pin 3 of the zero photocoupler T0;
a pin 1 of the third photocoupler T3 is connected with the eighth resistor R8, and the other end of the eighth resistor R8 is connected with the anode of the storage battery; a pin 2 of the third photocoupler T3 is connected with the ninth resistor R9, the other end of the ninth resistor R9 is connected with the first voltage-regulator tube W1, and the other end of the first voltage-regulator tube W1 is connected with the negative electrode of the storage battery; one end of the eleventh resistor R11 is connected with the negative electrode of the storage battery, the other end of the eleventh resistor R11 is connected with the point b of the connection position of the ninth resistor R9 and the first voltage-regulator tube W1, one end of the tenth resistor R10 is connected with the point b, and the other end of the tenth resistor R10 is connected with the positive electrode of the storage battery; two ends of the twelfth resistor R12 are connected to the pin 1 of the third photocoupler T3 and the pin 2 of the third photocoupler T3, respectively;
the point b of the connection between the ninth resistor R9 and the first voltage regulator tube W1 is connected with the pulse generating device;
one end of the output circuit (5) is connected with the voltage feedback circuit (6); the other end is connected with the storage battery;
the rectification filter circuit (1) is connected with an alternating current power supply.
2. The pulse charging circuit of the storage battery as claimed in claim 1, wherein the rectifying and filtering circuit (1) comprises a first diode D1, a second diode D2, a third diode D3, a fourth diode D4, a fifth diode D5, a sixth diode D6 and an electrolytic capacitor C0;
one end of the first diode D1 is connected with the second diode D2; the other end of the first diode D1 is connected with a pin 3 of the third photoelectric coupler T3; the other end of the second diode D2 is connected to a point a; the junction of the first diode D1 and the second diode D2 is connected with the alternating current power supply;
one end of the third diode D3 is connected with the fourth diode D4; the other end of the third diode D3 is connected to pin 3 of the third photocoupler T3; the other end of the fourth diode D4 is connected to a point a; the junction of the third diode D3 and the fourth diode D4 is connected with the alternating current power supply;
one end of the fifth diode D5 is connected with the sixth diode D6; the other end of the fifth diode D5 is connected to a pin 3 of the third photocoupler T3; the other end of the sixth diode D6 is connected to a point a; the junction of the fifth diode D5 and the sixth diode D6 is connected with the alternating current power supply;
one end of the electrolytic capacitor C0 is connected to the point a, and the other end is connected to the pin 3 of the third photocoupler T3.
3. The pulse charging circuit of the storage battery as claimed in claim 1, wherein the pulse oscillation circuit (3) comprises a fifth resistor R5, a third capacitor C3, a seventh diode D7, a first coil Q1, a second coil Q2, an eighth diode D8 and an oscillator T2;
one end of the fifth resistor R5 is connected with the other end of the zero resistor R0; the other end of the fifth resistor R5 is connected with the seventh diode D7; the third capacitor C3 is connected in parallel with the fifth resistor R5; the other end of the seventh diode D7 is connected to pin 1 of the oscillator T2;
one end of the first coil Q1 is connected to the connection point of the fifth resistor R5 and the third capacitor C3, and the other ends are respectively connected to pin 1 of the oscillator T2; pin 1 of the oscillator T2 is connected with the voltage feedback circuit (6); pin 2 of the oscillator T2 is connected with pin 3 of the zeroth photocoupler T0;
the eighth diode D8 is connected to the other end of the fourth resistor R4, the other end of the eighth diode D8 is connected to the second coil Q2, and the second coil Q2 is connected to the voltage feedback circuit (6);
pin 4 of the oscillator T2 is connected to pin 4 of the zeroth optocoupler T0.
4. The pulse charging circuit of the storage battery as claimed in claim 3, wherein the voltage feedback circuit (6) comprises a ninth diode D9, a seventh resistor R7, a third coil Q3, a first capacitor C1, a second capacitor C2, a fourth capacitor C4, a fifth capacitor C5, a seventh capacitor C7, a sixth resistor R6, a third resistor R3, a zeroth voltage regulator W0 and a triode T1;
the third coil Q3 is connected to the other end of the second coil Q2 and the pin 3 of the third photocoupler T3, respectively, the other end of the third coil Q3 is connected to the ninth diode D9, the other end of the ninth diode D9 is connected to the seventh resistor R7, and the other end of the seventh resistor R7 is connected to the pin 5 of the oscillator T2; pin 5 of the oscillator T2 is connected to the sixth resistor R6, the other end of the sixth resistor R6 is connected to pin 3 of the third photocoupler T3, and the fifth capacitor C5 is connected in parallel to the sixth resistor R6;
one end of the second capacitor C2 is connected to pin 1 of the oscillator T2, and the other end is connected to pin 3 of the third photocoupler T3;
one end of the first capacitor C1 is connected to pin 3 of the oscillator T2, and the other end is connected to pin 3 of the third photocoupler T3;
the emitter of the triode T1 is connected with the pin 3 of the oscillator T2, and the base of the triode T1 is connected with the pin 3 of the third photoelectric coupler T3; the collector of the triode T1 is connected with the third resistor R3; the other end of the third resistor R3 is connected with the base of the triode T1; the zeroth voltage regulator tube W0 is connected with the third resistor R3 in parallel;
one end of the fourth capacitor C4 is connected to pin 4 of the oscillator T2 and pin 4 of the third photocoupler T3, and the other end is connected to pin 3 of the third photocoupler T3;
one end of the seventh capacitor C7 is connected to the pin 3 of the third photocoupler T3, and the other end of the seventh capacitor C7 is connected to the output circuit (5).
5. A pulse charging circuit for a battery as claimed in claim 4, characterized in that said output circuit (5) comprises a fourth coil Q4, a twelfth diode D10 and a sixth capacitor C6;
one end of the fourth coil Q4 is connected with the other end of the seventh capacitor C7, the other end of the fourth coil Q4 is connected with the twelfth pole tube D10, and the junction of the fourth coil Q4 and the seventh capacitor C7 is connected with the negative electrode of the storage battery; the twelfth pole tube D10 is connected with the positive pole of the storage battery; one end of the sixth capacitor is connected with the positive electrode of the storage battery, and the other end of the sixth capacitor is connected with the negative electrode of the storage battery.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220536541.6U CN216904385U (en) | 2022-03-11 | 2022-03-11 | Pulse charging circuit of storage battery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220536541.6U CN216904385U (en) | 2022-03-11 | 2022-03-11 | Pulse charging circuit of storage battery |
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| CN202220536541.6U Active CN216904385U (en) | 2022-03-11 | 2022-03-11 | Pulse charging circuit of storage battery |
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