CN212278506U - Charge-discharge control circuit and lamp - Google Patents
Charge-discharge control circuit and lamp Download PDFInfo
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- CN212278506U CN212278506U CN202021979837.2U CN202021979837U CN212278506U CN 212278506 U CN212278506 U CN 212278506U CN 202021979837 U CN202021979837 U CN 202021979837U CN 212278506 U CN212278506 U CN 212278506U
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Abstract
The application provides a charge and discharge control circuit and a lamp, wherein the charge and discharge control circuit comprises a power supply, a control circuit, a charge and discharge monitoring circuit and a direct charging circuit, wherein the control circuit is connected with the power supply and is used for controlling the power supply to charge or supply power; the charging and discharging monitoring circuit is connected with the control circuit and used for receiving electric energy and charging a power supply when a charging signal is monitored, or used for transmitting the electric energy of the power supply to the electric equipment when a power supply signal is monitored; the direct charging circuit is respectively connected with the power supply and the charging and discharging monitoring circuit and used for transmitting power supply electric energy to the electric equipment when the control circuit stops working. By implementing the implementation mode, a power supply mode can be additionally provided outside the charging and discharging process of the intelligent furniture, so that the limitation of the prior art on the intelligent furniture is removed, and the intelligence of the intelligent furniture is improved.
Description
Technical Field
The application relates to the technical field of smart homes, in particular to a charge and discharge control circuit and a lamp.
Background
At present, more and more intelligent furniture such as bamboo shoots are used in spring after raining, and the life of people is greatly facilitated. However, in practice, it is found that some passive intelligent furniture is not intelligent in use, for example, an intelligent lamp usually includes a display module and a light emitting module, and when the intelligent lamp is used, the display module and the light emitting module often work together, so that the display module cannot work independently, and further, certain limitation is imposed on the use of the intelligent furniture.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the application is to provide a charge and discharge control circuit and lamps and lanterns, can additionally provide a power supply mode outside intelligent furniture charge and discharge process to remove the restriction of prior art to this kind of intelligent furniture, and then improve intelligent furniture's use intelligence.
The embodiment of the application provides a charging and discharging control circuit, which comprises a power supply, a control circuit, a charging and discharging monitoring circuit and a direct charging circuit, wherein,
the control circuit is connected with the power supply and is used for controlling the power supply to charge or supply power;
the charging and discharging monitoring circuit is connected with the control circuit and is used for receiving electric energy and charging the power supply when a charging signal is monitored, or used for transmitting the electric energy of the power supply to electric equipment when a power supply signal is monitored;
the direct charging circuit is respectively connected with the power supply and the charging and discharging monitoring circuit and used for transmitting the electric energy of the power supply to the electric equipment when the control circuit stops working.
In the implementation process, the charge and discharge control circuit comprises a power supply, a control circuit, a charge and discharge monitoring circuit and a direct charging circuit, wherein the control circuit is used for controlling whether the power supply is charged or outputs power supply according to the requirement; meanwhile, the charging and discharging monitoring circuit is connected with the control circuit and is used for receiving electric energy and charging the power supply when a charging signal is monitored, or is used for transmitting the electric energy of the power supply to the electric equipment when a power supply signal is monitored; in addition, a direct charging circuit in the charging and discharging control circuit is respectively connected with the power supply and the charging and discharging monitoring circuit and used for directly transmitting the electric energy of the power supply to the electric equipment when the control circuit stops working. Therefore, by implementing the implementation mode, the power supply can be charged or discharged according to the requirement, and a new power supply mode can be additionally provided outside the charging and discharging process of the power supply, so that the use limitation of the prior art on the power supply is removed, the power supply can be used for low-power consumption when the electric equipment does not need large-scale power consumption, and the use intelligence of intelligent furniture can be improved.
Further, the control circuit comprises a charge-discharge circuit and a charge-discharge control chip, wherein,
the charging and discharging circuit is connected with the power supply and used for receiving electric energy to charge the power supply or transmitting the electric energy to the charging and discharging control chip;
the charge and discharge control chip is connected with the charge and discharge monitoring circuit and used for controlling the power supply to charge or supply power according to a switching signal and a charge and discharge protocol.
In the implementation process, the control circuit may include a charge-discharge circuit and a charge-discharge control chip, wherein the charge-discharge circuit is connected to the power supply, and is configured to receive electric energy during charging and to release the electric energy during power supply; meanwhile, the charge and discharge control chip is connected with the charge and discharge monitoring circuit and used for controlling the power supply to charge or supply power according to the switching signal and a charge and discharge protocol preset in the chip. Therefore, by implementing the embodiment, the safe transmission of the electric energy can be completed, so that the use safety of the charge and discharge control circuit is improved; meanwhile, the conversion of power parameters can be completed by using the charge and discharge control chip, so that input electric energy or output electric energy can be acquired or output according to an expected standard, the high-efficiency and high-quality charge and discharge function is realized, and the use intelligence of the charge and discharge control circuit is improved.
Furthermore, the type of the charge and discharge control chip is SW6117, the control circuit further includes a ninth resistor, a sixteenth capacitor and a second light emitting diode, wherein,
the BSET/HLED pin of the charge and discharge control chip is connected with one end of the ninth resistor;
the other end of the ninth resistor is connected with the input end of the second light-emitting diode;
the output end of the second light emitting diode is grounded;
a VCC pin of the charge and discharge control chip is connected with one end of the sixteenth capacitor;
the other end of the sixteenth capacitor is grounded together with the output end of the second light emitting diode.
In the implementation process, the model of the control chip used in the charge and discharge control circuit is SW6117, and meanwhile, the control circuit further includes a ninth resistor, a sixteenth capacitor and a second light emitting diode, wherein a BSET/HLED pin of the charge and discharge control chip (i.e., SW6117) is connected with one end of the ninth resistor; the other end of the ninth resistor is connected with the input end of the second light-emitting diode; the output end of the second light-emitting diode is grounded; a VCC pin of the charge and discharge control chip is connected with one end of a sixteenth capacitor; the other end of the sixteenth capacitor is grounded together with the output end of the second light emitting diode. Therefore, the implementation of the embodiment can be realized through the light indication of the second light-emitting diode, so that the related staff can determine the working state of the control circuit according to the light indication; meanwhile, the SW6117 chip can realize the multifunctional integration effects of quick charging, power supply and the like, thereby improving the integration degree of the charge and discharge control circuit and expanding the application range of the charge and discharge control circuit.
Furthermore, the type of the charge and discharge control chip is SW6117, the control circuit further comprises a first switch, wherein,
the KEY pin of the charge and discharge control chip is connected with one end of the first switch;
the other end of the first switch is grounded.
In the implementation process, the type of the charge and discharge control chip is SW6117, the control circuit further comprises a first switch, and a KEY pin of the charge and discharge control chip is connected with one end of the first switch; the other end of the first switch is grounded. Therefore, the circuit can provide an artificial control mode, thereby improving the control capability of a user on the charge and discharge control circuit.
Further, the charging and discharging monitoring circuit comprises a charging monitoring sub-circuit and a power supply monitoring sub-circuit, wherein,
the charging monitoring sub-circuit is connected with the control circuit and used for receiving electric energy and charging the power supply when a charging signal is monitored;
and the power supply monitoring sub-circuit is connected with the control circuit and is used for transmitting the electric energy of the power supply to the electric equipment when a power supply signal is monitored.
In the implementation process, the charging and discharging monitoring circuit can monitor the charging signal through the charging monitoring sub-circuit and receive electric energy to charge the power supply when the charging signal is monitored; meanwhile, the charging and discharging monitoring circuit can also monitor a power supply signal through the power supply monitoring sub-circuit and transmit the electric energy of the power supply to the electric equipment when the power supply signal is monitored. Therefore, by implementing the embodiment, the corresponding control signal can be monitored according to the actual situation, and the charging and discharging control can be automatically completed, so that the charging and discharging automation is improved, and the charging and discharging control circuit can more reasonably allocate the power supply according to the actual situation, so that the intelligence and the using effect of the charging and discharging control circuit are improved.
Further, the charging monitoring sub-circuit comprises a charging monitoring chip and a charging control chip, wherein,
the charging monitoring chip is connected with the control circuit and used for receiving electric energy and charging the power supply when a charging signal is monitored;
the charging control chip is connected with the charging monitoring chip and used for receiving electric energy and transmitting the electric energy to the charging monitoring chip.
In the implementation process, the charging monitoring sub-circuit comprises a charging monitoring chip and a charging control chip, wherein the charging monitoring chip can receive electric energy and charge a power supply when monitoring a charging signal; the charging control chip can receive electric energy and transmit the electric energy to the charging monitoring chip. Therefore, by implementing the implementation mode, the charging monitoring chip can monitor the charging signal (or the electric energy input), when the charging signal is monitored, the electric energy is transmitted to the charging and discharging control chip, and the charging control chip can be externally connected with the charging circuit through a chip interface (such as a type-c interface) of the charging monitoring chip, so that the electric energy input is received, a series of parameter conversion of the input electric energy is completed, and the charging and discharging control circuit can automatically charge the power supply.
Further, the charge monitoring sub-circuit further comprises a sixth resistor and a seventh resistor, wherein,
the charging control chip is connected with the control circuit through the sixth resistor;
the charging control chip is connected with the control circuit through the seventh resistor.
In the implementation process, the charging monitoring sub-circuit further comprises a sixth resistor and a seventh resistor, wherein the charging control chip is connected with the control circuit through the sixth resistor; the charging control chip is connected with the control circuit through a seventh resistor. Therefore, by implementing the implementation mode, the charging monitoring sub-circuit can be connected with the control circuit, so that the control circuit determines the configuration type of the charging port according to the connection relation, the control circuit can further control the power supply to be charged better according to the charging type, and the charging effect is further improved.
Further, the power supply monitoring sub-circuit comprises a power supply monitoring chip and a fifth capacitor, wherein,
the power supply monitoring chip is respectively connected with the control circuit and the electric equipment and is used for transmitting the electric energy of the power supply to the electric equipment when a power supply signal is monitored;
one end of the fifth capacitor is connected with the power supply monitoring chip, and the other end of the fifth capacitor is grounded.
In the implementation process, the power supply monitoring chip included in the power supply monitoring sub-circuit is used for transmitting the electric energy of the power supply to the electric equipment when the power supply signal is monitored, and the fifth capacitor included in the power supply monitoring sub-circuit is grounded. Therefore, by implementing the implementation mode, the output power supply of the electric equipment can be completed through the power supply monitoring chip, so that the intelligent power supply is realized.
Further, the direct charging circuit includes a first schottky diode, wherein,
the input end of the Schottky diode is connected with the power supply, and the output end of the Schottky diode is connected with the electric equipment.
In the above implementation process, the direct charging circuit includes a first schottky diode, an input terminal of the first schottky diode is connected to the power supply, and an output terminal of the first schottky diode is connected to the power consumption device. It can be seen that with this embodiment, the consumer can be supplied with low power via the schottky diode, so that the consumer can operate with low power as a function of the supplied electrical energy.
The embodiment of the application also provides a lamp, which comprises a lamp body, a display and the charge and discharge control circuit, wherein,
the lamp body and the display are powered by a power supply included by the charge and discharge control circuit; wherein the switch of the control circuit corresponds to the switch of the lamp body;
when the lamp body is in a closed state, the control circuit is also in a closed state, and the direct charging circuit transmits the power supply electric energy to the display so as to enable the display to work normally.
In the implementation process, the switch of the lamp body can directly control the switch of the control circuit, so that the control circuit is also in a closed state when the lamp body is closed, and further the direct charging circuit transmits power to the display to enable the display to normally work. Therefore, by implementing the implementation mode, the low-power uninterrupted power supply can be completed through the straight charging path of the charging and discharging control circuit, so that the circuit loss caused by long-time uninterrupted work of the control circuit is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a charge and discharge control circuit according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a charge and discharge control circuit according to an embodiment of the present disclosure;
fig. 3 is a schematic mechanism diagram of a lamp according to an embodiment of the present disclosure.
Icon: 10-a power supply; 20-a control circuit; 21-a charge and discharge circuit; u1-charge and discharge control chip; r9 — ninth resistor; d2 — a second light emitting diode; c16 — sixteenth capacitance; s1 — a first switch; 30-a charge and discharge monitoring circuit; 31-a charge monitoring sub-circuit; q2-charge monitor chip; j1-charging control chip; r6-sixth resistance; r7 — seventh resistor; 32-supply monitoring sub-circuit; q1-power supply monitoring chip; c5 — fifth capacitance; 40-a direct charging circuit; d1 — first schottky diode; c4-fourth capacitance; c6 — sixth capacitance; c7 — seventh capacitance; r3 — third resistance; l1 — first inductance; c13 — thirteenth capacitor; c14 — fourteenth capacitance; c8 — eighth capacitance; ZD 1-a first zener diode; c15-fifteenth capacitance; c1 — first capacitance; c2 — second capacitance; a-a charge and discharge control circuit; b-a lamp body; c-display.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or a point connection; either directly or indirectly through intervening media, or may be an internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.
Example 1
Referring to fig. 1, fig. 1 is a schematic structural diagram of a charge and discharge control circuit a according to an embodiment of the present disclosure. The charge and discharge control circuit a is used for being used together with an electric device, and specifically, the charge and discharge control circuit a is used for supplying power to the electric device in an all-around and multi-scene manner. Wherein, the charge and discharge control circuit A is characterized in that the charge and discharge control circuit A comprises a power supply 10, a control circuit 20, a charge and discharge monitoring circuit 30 and a direct charging circuit 40, wherein,
the control circuit 20 is connected with the power supply 10 and is used for controlling the power supply 10 to charge or supply power;
the charge and discharge monitoring circuit 30 is connected to the control circuit 20, and is configured to receive electric energy and charge the power supply 10 when monitoring a charging signal, or transmit the electric energy of the power supply 10 to the electric device when monitoring a power supply signal;
the direct charging circuit 40 is respectively connected to the power source 10 and the charging and discharging monitoring circuit 30, and is configured to transmit the electric energy of the power source 10 to the electric device when the control circuit 20 stops operating.
In this embodiment, the charging signal may be generated when the charging device is connected to the charging and discharging monitoring circuit through type-c for charging, and is used to trigger the control circuit 20 to perform the charging operation according to the charging type.
In this embodiment, the power supply signal may be generated when an electrical device is connected to the charge and discharge monitoring circuit 30, and is used to trigger the control circuit 20 to output electrical energy to realize external power supply.
In the present embodiment, discharging means that the power source 10 discharges the electric device, that is, the power source 10 supplies power to the electric device.
In this embodiment, the control circuit 20 may automatically adjust the charging type, such as fast charging and normal charging, according to the charging port and the charging requirement.
In this embodiment, the control circuit 20 may stop the charging operation when the power supply 10 is sufficiently charged, thereby improving the stability of the charging of the power supply 10 and the overall safety.
It can be seen that, by implementing the charge and discharge control circuit a described in fig. 1, the power supply 10 can be controlled to be charged or discharged according to the requirement, and a new power supply mode can be additionally provided in addition to the charge and discharge process of the power supply 10, so that the use limitation of the prior art on the power supply 10 is removed, the power supply 10 can use power with low power consumption when the electric equipment does not need large-scale power consumption, and the intelligence in use of the intelligent furniture can be further improved.
Example 2
Referring to fig. 2, fig. 2 is a schematic structural diagram of a charge and discharge control circuit a according to an embodiment of the present disclosure. The specific structural diagram of the charge and discharge control circuit a depicted in fig. 2 is detailed according to the structural diagram of the charge and discharge control circuit a depicted in fig. 1. Wherein, the control circuit 20 comprises a charge-discharge circuit 21 and a charge-discharge control chip U1, wherein,
the charge and discharge circuit 21 is connected with the power supply 10 and is used for receiving electric energy to charge the power supply 10 or transmitting the electric energy to the charge and discharge control chip U1;
the charge and discharge control chip U1 is connected to the charge and discharge monitoring circuit 30, and is configured to control the power supply 10 to charge or supply power according to a switching signal and a charge and discharge protocol.
In this embodiment, the charging and discharging circuit 21 includes a fourth capacitor C4, a third resistor R3, a sixth capacitor C6, a seventh capacitor C7, and a thirteenth capacitor C13. One end of the fourth capacitor C4, one end of the sixth capacitor C6, and one end of the third resistor R3 are all connected to the power supply 10; the other end of the sixth capacitor C6 is grounded; the other ends of the fourth capacitor C4 and the third resistor R3 and one end of the seventh capacitor C7 are connected to the first inductor L1; the other end of the seventh capacitor C7 is connected to the other end of the sixth capacitor C6, and is grounded together with the sixth capacitor C6; the other end of the first inductor L1 is connected to the pins of SW1, SW2, SW3, SW4 and SW5 of the SW6117 chip; one end of a thirteenth capacitor C13 is connected to the other end of the first inductor L1, and the other end of the thirteenth capacitor C13 is connected to the BST pin of the SW6117 chip.
In this embodiment, the charging and discharging circuit 21 further includes a fourteenth capacitor C14, one end of the fourteenth capacitor C14 is connected to the VDRV pin of the SW6117 chip, and the other end of the fourteenth capacitor C14 is grounded.
In this embodiment, the switching signal may be provided by the power consumption device or the charging device, or may be input manually (through a switch), and this embodiment is not limited at all.
In this embodiment, the charge and discharge control chip U1 is provided with a charge and discharge protocol.
As an optional implementation manner, the type of the charge and discharge control chip U1 is SW6117, and the control circuit 20 further includes a ninth resistor R9, a sixteenth capacitor C16, and a second light emitting diode D2, wherein,
the BSET/HLED pin of the charge and discharge control chip U1 is connected with one end of the ninth resistor R9;
the other end of the ninth resistor R9 is connected with the input end of the second light-emitting diode D2;
the output end of the second light emitting diode D2 is grounded;
a VCC pin of the charging and discharging control chip U1 is connected with one end of the sixteenth capacitor C16;
the other end of the sixteenth capacitor C16 is commonly grounded with the output end of the second light emitting diode D2.
In this embodiment, the second led D2 is used for indicating the target voltage setting and the fast charging indication of the battery.
In this embodiment, the SW6117 is a high-integration-level all-in-one chip dedicated to the bidirectional fast-charging mobile power supply 10, and integrates multiple fast-charging protocols such as 4A high-efficiency switch charging, 18W high-efficiency synchronous boost output, PD/QC/AFC/FCP/PE/SFCP, electric quantity metering, lighting driving, and corresponding control and management logic. Only a small number of devices are needed at the periphery, and a complete solution of the high-performance bidirectional quick-charging mobile power supply 10 can be formed.
In this embodiment, the specific functions and other usage manners of the SW6177 can be referred to by referring to the manual of the SW6117, which is not limited in this embodiment.
As an optional implementation manner, the model of the charge and discharge control chip U1 is SW6117, and the control circuit 20 further includes a first switch S1, wherein,
the KEY pin of the charge and discharge control chip U1 is connected with one end of the first switch S1;
the other end of the first switch S1 is grounded.
In the present embodiment, when the first switch S1 is thus connected, the user can control the use or non-use of the SW6117 by controlling the first switch S1. Thereby realizing a control mode of manually controlling charging and discharging.
As an alternative embodiment, the charge and discharge monitoring circuit 30 includes a charge monitoring sub-circuit 31 and a power supply monitoring sub-circuit 32, wherein,
the charging monitoring sub-circuit 31 is connected to the control circuit 20, and is configured to receive electric energy and charge the power supply 10 when a charging signal is monitored;
the power supply monitoring sub-circuit 32 is connected to the control circuit 20, and is configured to transmit the electric energy of the power supply 10 to the electric device when a power supply signal is monitored.
In this embodiment, the charging monitoring sub-circuit 31 is used to control charging; the power supply monitoring sub-circuit 32 is used to control the discharge, i.e., the power supply.
As an alternative embodiment, the charge monitoring sub-circuit 31 includes a charge monitoring chip Q2 and a charge control chip J1, wherein,
the charging monitoring chip Q2 is connected to the control circuit 20, and is configured to receive electric energy and charge the power supply 10 when a charging signal is monitored;
the charging control chip J1 is connected to the charging monitor chip Q2, and is configured to receive electric energy and transmit the electric energy to the charging monitor chip Q2.
In this embodiment, the charge monitor chip Q2 is SOT 23-68205.
In this embodiment, the charge control chip J1 is a TYPE-C chip.
In an alternative embodiment, the charge monitoring sub-circuit 31 further includes a sixth resistor R6 and a seventh resistor R7, wherein,
the charging control chip J1 is connected with the control circuit 20 through the sixth resistor R6;
the charging control chip J1 is connected to the control circuit 20 via the seventh resistor R7.
In this embodiment, one end of the sixth resistor R6 is connected to the CC1 pin of SW6117, and the other end is connected to the CC1 pin of the TYPE-C chip.
In this embodiment, one end of the seventh resistor R7 is connected to the CC2 pin of SW6117, and the other end is connected to the CC2 pin of the TYPE-C chip.
In this embodiment, the charge monitor sub-circuit 31 further includes a first capacitor C1, one end of the first capacitor C1 is connected to one end of the seventh resistor R7, and the other end is grounded.
In this embodiment, the charge monitoring sub-circuit 31 further includes a second capacitor C2, one end of the second capacitor C2 is connected to one end of the sixth resistor R6, and the other end is grounded.
In this embodiment, the charging monitoring sub-circuit 31 further includes a fifteenth capacitor C15, one end of the fifteenth capacitor C15 is grounded, and the other end is connected to the VBUS-C pin of the TYPE-C chip.
As an alternative embodiment, the power supply monitoring sub-circuit 32 includes a power supply monitoring chip Q1 and a fifth capacitor C5, wherein,
the power supply monitoring chip Q1 is respectively connected to the control circuit 20 and the electrical equipment, and is configured to transmit the electrical energy of the power supply 10 to the electrical equipment when a power supply signal is monitored;
one end of the fifth capacitor C5 is connected to the power supply monitoring chip Q1, and the other end of the fifth capacitor C5 is grounded.
In this embodiment, the power supply monitor chip Q1 is SOT 23-68205.
As an alternative embodiment, the dc charging circuit 40 includes a first schottky diode D1, wherein,
the input end of the first schottky diode D1 is connected with the power supply 10, and the output end of the first schottky diode D1 is connected with the electric device.
In this embodiment, the charge and discharge control circuit a further includes a first zener diode ZD1, an input terminal of the first zener diode ZD1 is grounded, and an output terminal of the first zener diode ZD1 is connected to VCC.
In this embodiment, the charge and discharge control circuit a further includes a fourteenth capacitor C14, one end of the fourteenth capacitor C14 is grounded, and the other end is connected to the VDRV pin of the SW6117 chip.
In this embodiment, the charge and discharge control circuit a further includes an eleventh resistor, one end of the eleventh resistor is grounded, and the other end of the eleventh resistor is connected to the pin of LED4/I2C of the SW6117 chip.
In this embodiment, the charge and discharge control circuit a further includes an eighth capacitor C8, one end of the eighth capacitor C8 is grounded, and the other end of the eighth capacitor C8 and the power supply monitoring chip Q1 are commonly connected to pins VOUT1, VOUT2, VOUT3, VOUT4, and VOUT5 of the SW6117 chip.
It can be seen that, by implementing the charge and discharge control circuit a described in fig. 2, the power supply 10 can be controlled to be charged or discharged according to the requirement, and in addition to the charge and discharge process of the power supply 10, a new power supply manner is additionally provided, so that the use limitation of the prior art on the power supply 10 is removed, the power supply 10 can use electricity with low power consumption when the electric equipment does not need large-scale electricity consumption, and the intelligence in use of the intelligent furniture can be further improved.
Example 3
Please refer to fig. 3, fig. 3 is a schematic structural diagram of a lamp according to an embodiment of the present disclosure. Wherein, the lamp comprises a lamp body B, a display C and a charge and discharge control circuit A in any one of embodiment 1 or embodiment 2, wherein,
the lamp body B and the display C are powered by a power supply 10 included in the charge and discharge control circuit A; wherein the switch of the control circuit 20 corresponds to the switch of the lamp body B;
when the lamp body B is in the off state, the control circuit 20 is also in the off state, and the direct charging circuit 40 transmits the electric energy of the power supply 10 to the display C, so that the display C operates normally.
In this embodiment, for the explanation of the charge and discharge control circuit a, reference may be made to the description in embodiment 1 or embodiment 2, and details are not repeated in this embodiment.
It can be seen that, when the lamp described in fig. 3 is implemented, the switch of the control circuit 20 can be directly controlled according to the switch of the lamp body B, so that the control circuit 20 is also in the off state when the lamp body B is turned off, and the direct charging circuit 40 transmits the power of the power supply 10 to the display C, so that the display C normally operates. It can be seen that, by implementing this embodiment, the low-power uninterrupted power supply can be completed through the direct charging circuit 40 of the charging and discharging control circuit a, thereby avoiding the circuit loss caused by the long-time uninterrupted operation of the control circuit 20.
In all the above embodiments, the terms "large" and "small" are relative terms, and the terms "more" and "less" are relative terms, and the terms "upper" and "lower" are relative terms, so that the description of these relative terms is not repeated herein.
It should be appreciated that reference throughout this specification to "in this embodiment," "in an embodiment of the present application," or "as an alternative implementation" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in this embodiment," "in the examples of the present application," or "as an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are all alternative embodiments and that the acts and modules involved are not necessarily required for this application.
In various embodiments of the present application, it should be understood that the size of the serial number of each process described above does not mean that the execution sequence is necessarily sequential, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A charge and discharge control circuit is characterized by comprising a power supply, a control circuit, a charge and discharge monitoring circuit and a direct charging circuit,
the control circuit is connected with the power supply and is used for controlling the power supply to charge or supply power;
the charging and discharging monitoring circuit is connected with the control circuit and is used for receiving electric energy and charging the power supply when a charging signal is monitored, or used for transmitting the electric energy of the power supply to electric equipment when a power supply signal is monitored;
the direct charging circuit is respectively connected with the power supply and the charging and discharging monitoring circuit and used for transmitting the electric energy of the power supply to the electric equipment when the control circuit stops working.
2. The charge and discharge control circuit of claim 1, wherein the control circuit comprises a charge and discharge circuit and a charge and discharge control chip,
the charging and discharging circuit is connected with the power supply and used for receiving electric energy to charge the power supply or transmitting the electric energy to the charging and discharging control chip;
the charge and discharge control chip is connected with the charge and discharge monitoring circuit and used for controlling the power supply to charge or supply power according to a switching signal and a charge and discharge protocol.
3. The charging and discharging control circuit of claim 2, wherein the type of the charging and discharging control chip is SW6117, the control circuit further comprises a ninth resistor, a sixteenth capacitor and a second light emitting diode, wherein,
the BSET/HLED pin of the charge and discharge control chip is connected with one end of the ninth resistor;
the other end of the ninth resistor is connected with the input end of the second light-emitting diode;
the output end of the second light emitting diode is grounded;
a VCC pin of the charge and discharge control chip is connected with one end of the sixteenth capacitor;
the other end of the sixteenth capacitor is grounded together with the output end of the second light emitting diode.
4. The charging and discharging control circuit of claim 2, wherein the type of the charging and discharging control chip is SW6117, the control circuit further comprises a first switch, wherein,
the KEY pin of the charge and discharge control chip is connected with one end of the first switch;
the other end of the first switch is grounded.
5. The charge and discharge control circuit of claim 1, wherein the charge and discharge monitoring circuit comprises a charge monitoring sub-circuit and a supply monitoring sub-circuit, wherein,
the charging monitoring sub-circuit is connected with the control circuit and used for receiving electric energy and charging the power supply when a charging signal is monitored;
and the power supply monitoring sub-circuit is connected with the control circuit and is used for transmitting the electric energy of the power supply to the electric equipment when a power supply signal is monitored.
6. The charge and discharge control circuit of claim 5, wherein the charge monitoring subcircuit includes a charge monitoring chip and a charge control chip, wherein,
the charging monitoring chip is connected with the control circuit and used for receiving electric energy and charging the power supply when a charging signal is monitored;
the charging control chip is connected with the charging monitoring chip and used for receiving electric energy and transmitting the electric energy to the charging monitoring chip.
7. The charge and discharge control circuit of claim 6 wherein the charge monitor sub-circuit further comprises a sixth resistor and a seventh resistor, wherein,
the charging control chip is connected with the control circuit through the sixth resistor;
the charging control chip is connected with the control circuit through the seventh resistor.
8. The charge and discharge control circuit of claim 5, wherein the supply monitoring sub-circuit comprises a supply monitoring chip and a fifth capacitor, wherein,
the power supply monitoring chip is respectively connected with the control circuit and the electric equipment and is used for transmitting the electric energy of the power supply to the electric equipment when a power supply signal is monitored;
one end of the fifth capacitor is connected with the power supply monitoring chip, and the other end of the fifth capacitor is grounded.
9. The charge and discharge control circuit of claim 1, wherein the direct charging circuit comprises a first Schottky diode, wherein,
the input end of the first Schottky diode is connected with the power supply, and the output end of the first Schottky diode is connected with the electric equipment.
10. A lamp comprising a lamp body, a display, and the charge and discharge control circuit according to any one of claims 1 to 9,
the lamp body and the display are powered by a power supply included by the charge and discharge control circuit; wherein the switch of the control circuit corresponds to the switch of the lamp body;
when the lamp body is in a closed state, the control circuit is also in a closed state, and the direct charging circuit transmits the power supply electric energy to the display so as to enable the display to work normally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979837.2U CN212278506U (en) | 2020-09-11 | 2020-09-11 | Charge-discharge control circuit and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979837.2U CN212278506U (en) | 2020-09-11 | 2020-09-11 | Charge-discharge control circuit and lamp |
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| Publication Number | Publication Date |
|---|---|
| CN212278506U true CN212278506U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021979837.2U Active CN212278506U (en) | 2020-09-11 | 2020-09-11 | Charge-discharge control circuit and lamp |
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| CN (1) | CN212278506U (en) |
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