CN206685937U - Intelligent battery charger - Google Patents
Intelligent battery charger Download PDFInfo
- Publication number
- CN206685937U CN206685937U CN201720451268.6U CN201720451268U CN206685937U CN 206685937 U CN206685937 U CN 206685937U CN 201720451268 U CN201720451268 U CN 201720451268U CN 206685937 U CN206685937 U CN 206685937U
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- Prior art keywords
- control chip
- circuit
- battery charger
- intelligent battery
- charging
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- 238000007599 discharging Methods 0.000 claims description 40
- 238000001514 detection method Methods 0.000 claims description 28
- 238000009434 installation Methods 0.000 claims description 12
- 230000004308 accommodation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000010926 waste battery Substances 0.000 description 1
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of intelligent battery charger, including circuit board, circuit board is provided with control chip, voltage detecting circuit, charging circuit, discharge circuit, first button, second button and display unit, first triggering pin and first of control chip presses key connection, second triggering pin and second of control chip presses key connection, first control pin of control chip and the controlled end of voltage detecting circuit connect, first feedback pin of control chip and the feedback end of voltage detecting circuit connect, second control pin of control chip and the controlled end of charging circuit connect, 3rd control pin of control chip and the controlled end of discharge circuit connect, the driving pin of control chip is connected with display unit.Technical solutions of the utility model have the characteristics of feature-rich.
Description
Technical Field
The utility model relates to a charger technical field, in particular to intelligent battery charger.
Background
With the increasing popularity of portable electronic products, the battery demand is also increasing, and as the rechargeable battery can save cost and reduce the pollution of waste batteries to the environment, the usage amount is increasing and the demand of corresponding intelligent battery chargers is also increasing. The existing intelligent battery charger is simple in design and single in function, and cannot meet the requirements of users.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multi-functional intelligent battery charger aims at richening the function of intelligent battery charger.
In order to achieve the above object, the utility model provides an intelligent battery charger includes the circuit board, be equipped with control chip, voltage detection circuit, charging circuit, discharge circuit, first button, second button and display element on the circuit board, control chip's first trigger foot with first button is connected, control chip's second trigger foot with second button is connected, control chip's first control foot with voltage detection circuit's controlled end is connected, control chip's first feedback foot with voltage detection circuit's feedback end is connected, control chip's second control foot with charging circuit's controlled end is connected, control chip's third control foot with discharge circuit's controlled end is connected, control chip's drive foot with the display element is connected; the voltage detection circuit is used for detecting the output voltage of the battery; the first key is used for setting the working mode of the intelligent battery charger; the second key is used for setting the charging current of the intelligent battery charger; the control chip is used for controlling the intelligent battery charger to work in a corresponding mode according to a first trigger signal input by the first key and controlling the charging current of the intelligent battery charger according to a second trigger signal input by the second key.
Preferably, a charging protection circuit and a discharging protection circuit are further arranged on the circuit board, a detection end of the charging protection circuit is connected with an output end of the charging circuit, an output end of the charging protection circuit is connected with a second feedback pin of the control chip, a detection end of the discharging protection circuit is connected with an input end of the discharging circuit, and an output end of the discharging protection circuit is connected with a third feedback pin of the control chip; the charging protection circuit is used for outputting a feedback signal corresponding to the charging voltage to the control chip when the charging voltage of the battery is monitored to be larger than a preset voltage threshold; and the discharge protection circuit is used for outputting a feedback signal corresponding to the discharge voltage to the control chip when the discharge voltage of the intelligent battery charger is monitored to be smaller than a preset voltage threshold value.
Preferably, a timing circuit is further arranged on the circuit board, a controlled end of the timing circuit is connected with a fourth control pin of the control chip, and a feedback end of the timing circuit is connected with a fourth feedback pin of the control chip; the timing circuit is used for calculating the charging time and the discharging time of the intelligent battery charger.
Preferably, a third key is further arranged on the circuit board, and the third key is connected with a third trigger pin of the control chip.
Preferably, the intelligent battery charger further comprises a housing, the circuit board is mounted in the housing, the housing is provided with a first mounting hole, a second mounting hole, a third mounting hole and a fourth mounting hole, the first mounting hole is used for allowing the first key to penetrate out, the second mounting hole is used for allowing the second key to penetrate out, the third mounting hole is used for allowing the third key to penetrate out, and the fourth mounting hole is used for allowing the display unit to penetrate out.
Preferably, one side of the shell is also provided with N containing grooves for containing batteries with various sizes, and each containing groove is internally provided with a positive elastic sheet, a negative elastic sheet and a sliding chute; the storage tank is in a long strip shape, the positive elastic piece is arranged at one end of the storage tank in the length direction, the sliding groove is formed in the extending mode in the length direction of the storage tank, the negative elastic piece is arranged in the sliding groove in a sliding mode through the elastic piece, the elastic piece is arranged in the telescopic mode in the length direction of the storage tank in the extending mode and drives the negative elastic piece to move towards the sliding groove, and the driving force for sliding one end of the positive elastic piece is generated.
Preferably, the casing further has an installation cavity communicated with the chute, the elastic member is a spring, one end of the spring is fixedly connected with the corresponding negative pole elastic piece, the other end of the spring is fixed in the installation cavity, and the spring extends along the length direction of the accommodating groove.
Preferably, the spring is located between the positive elastic sheet and the negative elastic sheet.
Preferably, one side of the shell is provided with a USB female port and a DC female port, the USB female port is connected with the output end of the discharge circuit, and the DC female port is connected with the input end of the charging circuit.
Preferably, identifiers used for indicating the positive and negative electrodes of the intelligent battery charger are arranged in the accommodating groove, and the shell is provided with heat dissipation holes.
The utility model discloses technical scheme triggers the foot through the first of adopting first button and control chip and is connected, triggers the foot through second button and control chip's second and is connected, and the controlled end through voltage detection circuit is connected with control chip's first control foot, and voltage detection circuit's feedback end is connected with control chip's feedback foot, and charging circuit's controlled end is connected with control chip's second control foot, and discharging circuit's controlled end is connected with control chip's third control foot. Make intelligent battery charger can not only realize the function of charging, can also realize function of discharging, battery test function and the function that shows that the battery fills, discharge current, consequently, for prior art, the utility model discloses technical scheme has the characteristics that the function is abundant.
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 described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic diagram of functional modules of an embodiment of the intelligent battery charger of the present invention;
fig. 2 is a schematic diagram of functional modules of another embodiment of the intelligent battery charger of the present invention;
fig. 3 is a schematic structural diagram of another embodiment of the intelligent battery charger of the present invention;
fig. 4 is a schematic diagram of a display interface of an embodiment of a display unit in the intelligent battery charger of the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model discloses an intelligent battery charger.
Referring to fig. 1, in an embodiment, the intelligent battery charger includes a circuit board 500, the circuit board 500 is provided with a control chip 100, a voltage detection circuit 210, a charging circuit 220, a discharging circuit 230, a first key 110, a second key 120 and a display unit 60, a first trigger pin TR1 of the control chip 100 is connected to the first key 110, a second trigger pin TR2 of the control chip 100 is connected to the second key 120, a first control pin CR1 of the control chip 100 is connected to a controlled terminal of the voltage detection circuit 210, a first feedback pin FB1 of the control chip 100 is connected to a feedback terminal of the voltage detection circuit 210, a second control pin CR2 of the control chip 100 is connected to the controlled terminal of the charging circuit 220, a third control pin CR3 of the control chip 100 is connected to the controlled terminal of the discharging circuit 230, and a driving pin DR of the control chip 100 is connected to the display unit 60.
Here, the first button 110 may be selected as a mode button, and the second button 120 may be selected as a current selection button.
Through the first button 110, the operation mode of the smart battery charger can be set. For example, the intelligent battery charger is set to operate in a charging mode, the intelligent battery charger is set to operate in a discharging mode, the intelligent battery charger is set to operate in a testing mode, and so on.
Through the second button 120, the charging current of the smart battery charger can be set. For example, the charging current of the battery is set to 500 milliamperes, the charging current of the battery is set to 1000 milliamperes, the charging current of the battery is set to 1500 milliamperes, the charging current of the battery is set to 2000 milliamperes, and the like. Typically, when a smart battery charger is operating in a discharge mode, the discharge current is 500 milliamps.
In addition, the voltage detection circuit 210 may be used to detect the voltage falling on the positive electrode of the battery (not shown).
The display unit 60 may be used to display information such as a charging current, a discharging current, and a battery model of the battery. Optionally, the display unit 60 includes a display screen.
With the above, the working process of the intelligent battery charger in this embodiment is described as follows:
firstly, starting an intelligent battery charger;
secondly, inputting a first trigger signal to the control chip 100 through the first key 110, and setting the intelligent battery charger to work in a charging mode;
third, the control chip 100 controls the voltage detection circuit 210 to detect the output voltage of the battery; if the voltage detection circuit 210 detects that the output voltage of the battery is smaller than the preset voltage threshold, it is determined that no battery or a bad battery is installed in the intelligent battery charger, and the control chip 100 drives the display unit 60 to display an operation error; if the voltage detection circuit 210 detects that the output voltage of the battery is within the preset range, it is determined that the battery is installed in the intelligent battery charger, and the control chip 100 controls the charging circuit 220 to charge and jumps to the fourth step. Generally, the preset range of the output voltage of the battery is related to the type of the battery, for example, the output voltage of the lithium battery is about 4.2 volts, and the output voltage of the nickel-hydrogen/nickel-chromium battery is about 1.48 volts.
Fourthly, a second trigger signal is input to the control chip 100 through the second button 120 to set a charging current of the smart battery charger, and at the same time, the control chip 100 drives the display unit 60 to display the charging current of the battery. It should be noted that in this process, if the control chip 100 does not receive the second trigger signal within a preset time, for example, 8 seconds, the control chip 100 controls the charging current of the battery to be a preset value, for example, 500 milliamperes.
It should be noted that, when the second step of operation is executed, the first button 110 may also be used to set the smart battery charger to operate in the discharging mode or the testing mode. Wherein, when the intelligent battery charger works in the test mode, the working process is as follows: first, the charge, then the discharge, and then the charge.
The utility model provides an intelligent battery charger, first trigger foot TR1 through first button 110 and control chip 100 is connected, trigger foot TR2 through second button 120 and control chip 100's second and be connected, the controlled end through voltage detection circuit 210 is connected with control chip 100's first control foot CR1, voltage detection circuit 210's feedback end is connected with control chip 100's first feedback foot FB1, charging circuit 220's controlled end is connected with control chip 100's second control foot CR2, discharging circuit 230's controlled end is connected with control chip 100's third control foot CR 3. Make intelligent battery charger can not only realize the function of charging, can also realize function of discharging, battery test function and the function that shows that the battery fills, discharge current, consequently, for prior art, the utility model discloses technical scheme has the characteristics that the function is abundant. In addition, because this intelligent battery charger can judge whether install the battery in the intelligent battery charger through voltage detection circuit 210 before charging for the battery, consequently, the utility model discloses technical scheme still has the characteristics that the reliability is high.
Based on the content of the above-mentioned embodiment of the intelligent battery charger, please refer to fig. 2, in another embodiment, the circuit board 500 is further provided with a charging protection circuit 20 and a discharging protection circuit 10, a detection terminal of the charging protection circuit 20 is connected to an output terminal of the charging circuit, an output terminal of the charging protection circuit 20 is connected to the second feedback pin FB2 of the control chip 100, a detection terminal of the discharging protection circuit 10 is connected to an input terminal of the discharging circuit 230, and an output terminal of the discharging protection circuit 10 is connected to the third feedback pin FB3 of the control chip 100.
Specifically, when the intelligent battery charger operates in the charging mode, the charging protection circuit 20 monitors the charging voltage of the battery in real time, and feeds back the monitoring result to the control chip 100, and when the charging protection circuit 20 monitors that the charging voltage of the battery is greater than the preset voltage threshold, the control chip 100 outputs a control signal corresponding to the charging voltage of the battery to the charging circuit 220, so as to start the overcharge protection. When the intelligent battery charger operates in the discharging mode, the discharging protection circuit 10 monitors the discharging voltage of the battery in real time, and feeds back the detection result to the control chip 100, and when the discharging protection circuit 10 monitors that the discharging voltage of the battery is lower than the preset threshold, the control chip 100 outputs a control signal corresponding to the discharging voltage of the battery to the discharging circuit 230, so as to start the over-discharging protection.
In this process, the control chip 100 may further output a driving signal corresponding to the charging voltage and/or the discharging voltage of the battery at the driving pin DR, so that the display unit 60 displays the charging voltage and/or the discharging voltage of the battery.
Further, in this embodiment, the circuit board 500 is further provided with a timing circuit 240, a controlled end of the timing circuit 240 is connected to the fourth control pin CR4 of the control chip 100, and a feedback end of the timing circuit 240 is connected to the fourth feedback pin FB4 of the control chip 100.
Here, the timer circuit 240 may be used to calculate the discharge time of the battery, and may also be used to calculate the charge time of the battery. Specifically, the timing circuit 240 starts timing when the charging mode of the smart battery charger is just started, and the timing circuit 240 stops timing when the charging of the smart battery charger is completed. In this manner, the control chip 100 can obtain the charging time and/or the discharging time of the battery from the timing circuit 240 to discriminate the quality of the battery installed in the smart battery charger.
In this process, the control chip 100 may further output a driving signal corresponding to the charging time and/or the discharging time of the battery at the driving pin DR, so that the display unit 60 displays the charging time and/or the discharging time of the battery.
Further, in this embodiment, the circuit board 500 is further provided with a third key 130, and the third key 130 is connected to a third trigger pin TR3 of the control chip 100.
Here, the third button 130 may be selected as a query button. Through the third button 130, the operating state of the smart battery charger can be queried. Such as querying the battery for charging current, charging time, etc.
Based on the above, referring to fig. 3, in another embodiment, the intelligent battery charger further includes a housing 300, the circuit board 500 is installed in the housing 300, the housing 300 has a first installation hole 111, a second installation hole 121, a third installation hole 131 and a fourth installation hole 61, the first installation hole 111 is used for allowing the first key 110 to pass through, the second installation hole 121 is used for allowing the second key 120 to pass through, the third installation hole 131 is used for allowing the third key 130 to pass through, and the fourth installation hole 61 is used for allowing the display unit 60 to pass through.
Here, the first mounting hole 111, the second mounting hole 121, and the third mounting hole 131 may be selected as mounting holes having the same shape, so as to facilitate standardized production of the smart battery charger. The fourth mounting hole 61 may be selected as a mounting hole adapted to the display unit 60, for example, when the display unit 60 is a display screen, the shape of the fourth mounting hole 61 may be selected as a rectangle.
Furthermore, in this embodiment, one side of the casing is further provided with N accommodating grooves 310 for accommodating batteries of various sizes, and each accommodating groove 310 is internally provided with a positive elastic sheet 311, a negative elastic sheet 313 and a sliding groove 312; the receiving slot 310 is elongated, the positive spring piece 311 is disposed at one end of the receiving slot 310 in the length direction, the sliding slot 312 extends along the length direction of the receiving slot 310, the negative spring piece 313 is slidably disposed in the sliding slot 312 through an elastic member (not shown), the elastic member is telescopically disposed along the length direction of the receiving slot 310, and generates a driving force for driving the negative spring piece 313 to slide toward the sliding slot 312 near the end of the positive spring piece 311.
Wherein, the elastic piece can be selected from a rubber band, a spring, a sponge and the like. In the following, the elastic member is described as an example of a spring. Specifically, the housing 300 further has a mounting cavity (not shown) communicating with the sliding groove 312, one end of the spring is fixedly connected to the corresponding negative elastic piece 313, the other end of the spring is fixed in the mounting cavity, and the spring extends along the length direction of the receiving groove 310.
Here, when the spring is provided between the negative electrode tab 313 and the case 300, the distance between the positive electrode tab 311 and the negative electrode tab 313 is increased by extending the spring. That is, when the large-size battery is replaced for charging, the spring needs to be stretched in a direction away from the positive electrode elastic sheet 311, and when the large-size battery is taken out, the spring drives the negative electrode elastic sheet 313 to slide and reset towards the chute 312 and close to the positive electrode elastic sheet 311.
When the spring is disposed between the negative spring plate 313 and the positive spring plate 311, the distance between the positive spring plate 311 and the negative spring plate 313 is increased when the spring is compressed. That is, when the large-size battery is replaced and charged, the spring is compressed in the direction in which the sliding groove 312 is far away from the positive electrode elastic sheet 311, and when the large-size battery is taken out, the spring drives the negative electrode elastic sheet 313 to slide and reset towards the sliding groove 312 and close to the positive electrode elastic sheet 311.
It should be noted that a USB female port (not shown) and a DC female port (not shown) are disposed on one side of the housing 300, the USB female port is connected to the output terminal of the discharging circuit 230, and the DC female port is connected to the input terminal of the charging circuit 220. Therefore, the intelligent battery charger can charge the electric equipment through the USB female port and charge the battery through the DC female port.
Further, in order to prevent the user from connecting the positive electrode and the negative electrode of the battery reversely in the process of installing the battery into the accommodating groove 310, a mark layer for indicating the positive electrode and the negative electrode of the intelligent battery charger is arranged in the accommodating groove 310.
Further, in order to dissipate heat from the circuit, the housing 300 is provided with heat dissipation holes (not shown).
The working principle of the intelligent battery charger of the present invention is described below with reference to fig. 1 to 4:
first, the battery is installed in the accommodating groove 310 according to the positive and negative marks in the accommodating groove 310. The battery may be a lithium ion battery, a nickel hydrogen battery, a nickel chromium battery, etc.
Second, the battery is set to be in a charging mode by the first button 110. When the voltage detection circuit 210 determines that the battery is installed in the receiving cavity 310, all characters of the display unit 60 display a first preset time, for example, 3 seconds, to indicate that the smart battery charger can be charged normally.
Third, the charging current of the battery is set through the second button 120, for example, the charging current of the battery is set to 1000 ma. It should be noted that before the third step is executed, if the second step has been completed for a second preset time, for example, 8 seconds, the smart battery charger will charge the battery with 500 milliamps of current.
Thereafter, the operating state of the smart battery charger, such as the charging current, charging time, charging voltage, etc., of the battery can be queried through the third button 130.
When the battery charging is completed, the display unit 60 outputs a corresponding indicator, for example, FULL.
It should be noted that, when the second step is executed, the battery may also be set to operate in a discharging mode, a testing mode, and the like, which is not limited herein.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. An intelligent battery charger is characterized by comprising a circuit board, wherein a control chip, a voltage detection circuit, a charging circuit, a discharging circuit, a first key, a second key and a display unit are arranged on the circuit board, a first trigger pin of the control chip is connected with the first key, a second trigger pin of the control chip is connected with the second key, a first control pin of the control chip is connected with a controlled end of the voltage detection circuit, a first feedback pin of the control chip is connected with a feedback end of the voltage detection circuit, a second control pin of the control chip is connected with a controlled end of the charging circuit, a third control pin of the control chip is connected with a controlled end of the discharging circuit, and a driving pin of the control chip is connected with the display unit; wherein,
the voltage detection circuit is used for detecting the output voltage of the battery;
the first key is used for setting the working mode of the intelligent battery charger;
the second key is used for setting the charging current of the intelligent battery charger;
the control chip is used for controlling the intelligent battery charger to work in a corresponding mode according to a first trigger signal input by the first key and controlling the charging current of the intelligent battery charger according to a second trigger signal input by the second key.
2. The intelligent battery charger according to claim 1, wherein a charging protection circuit and a discharging protection circuit are further disposed on the circuit board, a detection end of the charging protection circuit is connected to an output end of the charging circuit, an output end of the charging protection circuit is connected to the second feedback pin of the control chip, a detection end of the discharging protection circuit is connected to an input end of the discharging circuit, and an output end of the discharging protection circuit is connected to the third feedback pin of the control chip; wherein,
the charging protection circuit is used for outputting a feedback signal corresponding to the charging voltage to the control chip when the charging voltage of the battery is monitored to be larger than a preset voltage threshold;
and the discharge protection circuit is used for outputting a feedback signal corresponding to the discharge voltage to the control chip when the discharge voltage of the intelligent battery charger is monitored to be smaller than a preset voltage threshold value.
3. The intelligent battery charger according to claim 1, wherein a timing circuit is further disposed on the circuit board, a controlled terminal of the timing circuit is connected to a fourth control pin of the control chip, and a feedback terminal of the timing circuit is connected to a fourth feedback pin of the control chip; wherein,
and the timing circuit is used for calculating the charging time and the discharging time of the intelligent battery charger.
4. The intelligent battery charger according to claim 1, wherein a third button is further provided on the circuit board, and the third button is connected to a third trigger pin of the control chip; wherein,
and the third key is used for inquiring the working state of the intelligent battery charger.
5. The intelligent battery charger of claim 4, further comprising a housing, wherein the circuit board is mounted in the housing, the housing having a first mounting hole, a second mounting hole, a third mounting hole, and a fourth mounting hole, the first mounting hole being for the first key to protrude through, the second mounting hole being for the second key to protrude through, the third mounting hole being for the third key to protrude through, and the fourth mounting hole being for the display unit to protrude through.
6. The intelligent battery charger according to claim 5, wherein one side of the housing further has N receiving slots for receiving batteries of various sizes, each receiving slot having a positive spring, a negative spring and a sliding slot; the storage tank is in a long strip shape, the positive elastic piece is arranged at one end of the storage tank in the length direction, the sliding groove is formed in the extending mode in the length direction of the storage tank, the negative elastic piece is arranged in the sliding groove in a sliding mode through the elastic piece, the elastic piece is arranged in the telescopic mode in the length direction of the storage tank in the extending mode and drives the negative elastic piece to move towards the sliding groove, and the driving force for sliding one end of the positive elastic piece is generated.
7. The intelligent battery charger according to claim 6, wherein the housing further has an installation cavity communicating with the chute, the elastic member is a spring, one end of the spring is fixedly connected with the corresponding negative pole elastic piece, the other end of the spring is fixed in the installation cavity, and the spring extends along the length direction of the accommodation groove.
8. The smart battery charger as recited in claim 7, wherein the spring is located between the positive spring plate and the negative spring plate.
9. The intelligent battery charger as recited in claim 6, wherein a USB female port connected to the output of the discharge circuit and a DC female port connected to the input of the charge circuit are provided at one side of the housing.
10. The intelligent battery charger according to any one of claims 6-9, wherein the receiving slot is provided with an identifier for indicating the polarity of the intelligent battery charger, and the housing is provided with a heat dissipating hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720451268.6U CN206685937U (en) | 2017-04-26 | 2017-04-26 | Intelligent battery charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720451268.6U CN206685937U (en) | 2017-04-26 | 2017-04-26 | Intelligent battery charger |
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| Publication Number | Publication Date |
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| CN206685937U true CN206685937U (en) | 2017-11-28 |
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| CN201720451268.6U Active CN206685937U (en) | 2017-04-26 | 2017-04-26 | Intelligent battery charger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599331A (en) * | 2018-06-21 | 2018-09-28 | 深圳市浩霸电池有限公司 | A kind of battery charger and its control and display methods |
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2017
- 2017-04-26 CN CN201720451268.6U patent/CN206685937U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599331A (en) * | 2018-06-21 | 2018-09-28 | 深圳市浩霸电池有限公司 | A kind of battery charger and its control and display methods |
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