CN211529243U - Small-sized vending machine with shared charging function - Google Patents
Small-sized vending machine with shared charging function Download PDFInfo
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- CN211529243U CN211529243U CN202020380564.3U CN202020380564U CN211529243U CN 211529243 U CN211529243 U CN 211529243U CN 202020380564 U CN202020380564 U CN 202020380564U CN 211529243 U CN211529243 U CN 211529243U
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Abstract
The utility model relates to a vending machine field discloses a small-size automatic vending machine of function of charging is shared in area, including AC-DC power module, step-down voltage stabilizing circuit, bluetooth main control chip, constant current power supply circuit, charge control circuit, treat the battery charging outfit, the charge indication circuit, drive circuit and electric control lock unit, step-down voltage stabilizing circuit's input is connected with AC-DC power module, step-down voltage stabilizing circuit's output is connected with an input of bluetooth main control chip, an input and the AC-DC power module of charge control circuit are connected, another input and the bluetooth main control chip of charge control circuit are connected, treat that the input and the charge control circuit of battery charging outfit are connected, the input and the bluetooth main control chip of charge indication circuit are connected, drive circuit's input and bluetooth main control chip are connected. The utility model discloses the function of the small-size vending machine of set and shared charger, the reliability that improves the vending machine unblock, increase user experience good feeling.
Description
Technical Field
The utility model relates to an automatic vending machine field, in particular to take small-size automatic vending machine of shared function of charging.
Background
The existing vending machine is divided into a large-sized vending machine and a small-sized vending machine from the appearance structure, and the vending machine mainly comprises two types of coin-feed payment and network payment from the vending payment mode. Coin-freed type: the user selects commodities with different numbers, coins are put in through a coin slot arranged on the vending machine, the vending machine automatically identifies the amount of the coins, outputs surplus change, outputs the commodities to a commodity outlet, and finishes the action of automatic vending; network payment type: the user scans the two-dimensional code on the vending machine through the WeChat, and pays the cost required for purchasing the commodity through the WeChat, and the merchant sends an instruction to the vending machine through the network, and the vending machine outputs the commodity to the commodity export, and the action of vending is accomplished.
In the existing products, the vending machine and the shared charger are independent products, and no product integrating vending and shared charging is available. In the existing vending machine, the large vending machine occupies a large space and is not flexible to place; along with the deepening of the mobile payment mode, people are more and more accustomed to not cash out, and the coin-operated automatic vending machine is unconscious; the network payment automatic vending machine is more and more popular, and the network payment automatic vending machine comprises a wired network and a wireless network, the wired network payment automatic vending machine needs to be installed near a wired network interface, and the installation position is limited; the wireless network payment vending machine is relatively flexible in installation position, so that the wireless network payment vending machine is increasingly popular. The existing wireless network payment automatic vending machine is connected with a mobile phone through Bluetooth or WIFI and is connected with the Internet through the mobile phone, so that the problem that unlocking accuracy is not high and user experience sensitivity is influenced exists.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a small-size vending machine of the function of the small-size vending machine of set and shared charger, improve the reliability of vending machine unblock, increase the sharing function of charging in area that user experience is good.
The utility model provides a technical scheme that its technical problem adopted is: a small vending machine with a shared charging function is constructed, and comprises an AC-DC power supply module, a voltage reduction and voltage stabilization circuit, a Bluetooth main control chip, a constant current power supply circuit, a charging control circuit, a device to be charged, a charging indication circuit, a driving circuit and an electric control lock unit, wherein the input end of the voltage reduction and voltage stabilization circuit is connected with the AC-DC power supply module, the output end of the voltage reduction and voltage stabilization circuit is connected with one input end of the Bluetooth main control chip, one input end of the charging control circuit is connected with the AC-DC power supply module, the other input end of the charging control circuit is connected with the Bluetooth main control chip, the input end of the device to be charged is connected with the charging control circuit, the input end of the charging indication circuit is connected with the Bluetooth main control chip, and the input end of the driving circuit is connected with the Bluetooth, one input end of the electric control lock unit is connected with the output end of the driving circuit, the output end of the electric control lock unit is connected with the Bluetooth main control chip, the other input end of the electric control lock unit is connected with the output end of the constant current power supply circuit, the input end of the constant current power supply circuit is connected with the AC-DC power supply module, and the AC-DC power supply module converts alternating current into direct current power supply.
The small-size automatic vending machine of function is charged in area sharing, step-down voltage stabilizing circuit includes first electric capacity, third electric capacity, fourth resistance, low-dropout linear regulator, seventh electric capacity and eighth electric capacity, the first pin of low-dropout linear regulator respectively with the one end of DC power supply, fourth resistance, the one end of first electric capacity and the one end of third electric capacity are connected, the other end of first electric capacity and the other end of third electric capacity all ground connection, the other end of fourth resistance with the third pin of low-dropout linear regulator is connected, the fifth pin of low-dropout linear regulator respectively with the one end of seventh electric capacity, the one end of eighth electric capacity and the fifth pin of bluetooth main control chip are connected, the other end of seventh electric capacity and the other end of eighth electric capacity all ground connection.
The small-size automatic vending machine of function is charged in area sharing, constant current power supply circuit includes first resistance, constant current power supply chip, fifth electric capacity and sixth electric capacity, the fourth pin of constant current power supply chip passes through first resistance with bluetooth master control chip's twentieth pin is connected, the first pin of constant current power supply chip respectively with the one end of fifth electric capacity and the one end of sixth electric capacity are connected, the other end of fifth electric capacity and the other end of sixth electric capacity all ground connection.
The small-size automatic vending machine of function is charged in area sharing, charge control circuit include eighth MOS pipe, twentieth resistance, ninth MOS pipe, eighteenth resistance and tenth MOS pipe, the source electrode of eighth MOS pipe with DC power supply connects, the grid of eighth MOS pipe passes through the twentieth resistance with the drain electrode of ninth MOS pipe is connected, the grid of ninth MOS pipe passes through eighteenth resistance with the fourteenth pin of bluetooth main control chip is connected, the source electrode ground connection of ninth MOS pipe, the source electrode of tenth MOS pipe with DC power supply connects, the drain electrode of tenth MOS pipe with the drain electrode of eighth MOS pipe is connected.
The small-size automatic vending machine of function is charged in area sharing, the indicating circuit that charges include twelfth resistance, third MOS pipe, thirteenth resistance and first connector, the grid of third MOS pipe passes through the twelfth resistance with the twentieth pin of bluetooth main control chip is connected, the drain electrode of third MOS pipe passes through the thirteenth resistance with the second pin of first connector is connected, the first pin of first connector with the fifth pin of bluetooth main control chip is connected.
In the small-sized vending machine with the shared charging function of the present invention, the electric control lock unit comprises a first electric control lock, a second electric control lock, a third electric control lock, a fourth electric control lock, a fifth electric control lock and a sixth electric control lock, the first electric control lock comprises a tenth resistor and a first MOS transistor, the second electric control lock comprises a fourteenth resistor and a fourth MOS transistor, the third electric control lock comprises a sixteenth resistor and a sixth MOS transistor, the fourth electric control lock comprises an eleventh resistor and a second MOS transistor, the fifth electric control lock comprises a fifteenth resistor and a fifth MOS transistor, the sixth electric control lock comprises a seventeenth resistor and a seventh MOS transistor, a twenty-second pin of the bluetooth master control chip is connected to the gate of the first MOS transistor through the tenth resistor, a twenty-third pin of the bluetooth master control chip is connected to the gate of the fourth MOS transistor through the fourteenth resistor, the twenty-fourth pin of the bluetooth main control chip is connected with the gate of the sixth MOS tube through the sixteenth resistor, the tenth pin of the bluetooth main control chip is connected with the gate of the second MOS tube through the eleventh resistor, the eleventh pin of the bluetooth main control chip is connected with the gate of the fifth MOS tube through the fifteenth resistor, the twelfth pin of the bluetooth main control chip is connected with the gate of the seventh MOS tube through the seventeenth resistor, and the source electrode of the first MOS tube, the source electrode of the fourth MOS tube, the source electrode of the sixth MOS tube, the source electrode of the second MOS tube, the source electrode of the fifth MOS tube and the source electrode of the seventh MOS tube are all grounded.
In the small-size vending machine of area sharing function of charging, drive circuit includes the second connecting wire, the first pin, third pin, fifth pin, seventh pin, ninth pin and the eleventh pin of second connecting wire respectively with bluetooth main control chip's second pin, third pin, fourth pin, ninth pin and fifteenth pin are connected.
In the small-size vending machine of area sharing function of charging, drive circuit still includes the third connecting wire, the first pin, third pin, fifth pin, seventh pin, the ninth pin and the eleventh pin of third connecting wire respectively with the drain electrode of first MOS pipe, the drain electrode of fourth MOS pipe, the drain electrode of sixth MOS pipe, the drain electrode of second MOS pipe, the drain electrode of fifth MOS pipe and the drain electrode of seventh MOS pipe correspond and are connected.
Implement the utility model discloses a take small-size automatic vending machine of shared function of charging has following beneficial effect: because the automatic vending machine is provided with the AC-DC power supply module, the voltage reduction and voltage stabilization circuit, the Bluetooth main control chip, the constant current power supply circuit, the charging control circuit, the equipment to be charged, the charging indication circuit, the driving circuit and the electric control lock unit, a Bluetooth wireless connection unlocking mode is adopted on hardware, and Bluetooth communication supports two different communication modes of a WeChat public number and a WeChat applet on software, so that the problem that part of mobile phone Bluetooth communication does not support the WeChat public number or the WeChat applet communication protocol is solved, and the automatic vending machine or the charging function can be unlocked only by correct Bluetooth communication without password verification; confirming that the Bluetooth connection is normal through a Bluetooth communication test mode, and confirming whether the unlocking is successful or not through monitoring the state of the electric control lock; instruct the function operating condition that charges through the indicating circuit that charges, adopt constant current power supply circuit to provide powerful driving force for the electric control lock, the utility model discloses the function of the small-size vending machine of set and shared charger, the reliability that improves the vending machine unblock, increase user experience good feeling.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of a small vending machine with a shared charging function according to the present invention;
fig. 2 is a schematic circuit diagram of a small-sized vending machine with a shared charging function in the embodiment.
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 work belong to the protection scope of the present invention.
In the embodiment of the small-sized vending machine with the shared charging function of the present invention, the structural schematic diagram of the small-sized vending machine with the shared charging function is shown in fig. 1. In fig. 1, the small vending machine with the shared charging function comprises an AC-DC power module 1, a voltage-reducing and voltage-stabilizing circuit 2, a bluetooth main control chip U1, a constant current power circuit 4, a charging control circuit 5, a device 6 to be charged, a charging indication circuit 7, a driving circuit 8 and an electric control lock unit 9, wherein the input end of the voltage-reducing and voltage-stabilizing circuit 2 is connected with the AC-DC power module 1, the output end of the voltage-reducing and voltage-stabilizing circuit 2 is connected with one input end of the bluetooth main control chip U1, one input end of the charging control circuit 5 is connected with the AC-DC power module 1, the other input end of the charging control circuit 5 is connected with a bluetooth main control chip U1, the input end of the device 6 to be charged is connected with the charging control circuit 5, the input end of the charging indication circuit 7 is connected with the bluetooth main control chip U1, the input, one input end of the electric control lock unit 9 is connected with the output end of the driving circuit 8, the output end of the electric control lock unit 9 is connected with the Bluetooth main control chip U1, the other input end of the electric control lock unit 9 is connected with the output end of the constant current power supply circuit 4, the input end of the constant current power supply circuit 4 is connected with the AC-DC power supply module 1, and the AC-DC power supply module 1 converts alternating current into direct current power supply, namely DC5V in fig. 2.
The voltage reduction and stabilization circuit 2 is used for reducing the voltage provided by the battery BAT, the Bluetooth main control chip U1 is a microprocessor with a Bluetooth function, the constant current power supply circuit 4 provides powerful driving capability for the electric control lock unit 9, and the driving circuit 8 is used for driving the electric control lock unit 9 to work.
The Bluetooth wireless connection unlocking mode is adopted on hardware, and in software, Bluetooth communication supports two different communication modes of a WeChat public number and a WeChat small program, so that the problem that part of mobile phone Bluetooth communication does not support a WeChat public number or a WeChat small program communication protocol is solved, and the automatic vending machine or the charging function can be unlocked only by correct Bluetooth communication without password verification. Confirming that the Bluetooth connection is normal through a Bluetooth communication test mode, and confirming whether the unlocking is successful or not through monitoring the state of the electric control lock; the charging function operating state is indicated by the charging indication circuit 7. Adopt constant current power supply circuit 4 to provide powerful driving force for automatically controlled lock unit 9, the utility model discloses the function of the small-size vending machine of set and shared charger, the reliability that improves the vending machine unblock, increase user experience good feeling.
Fig. 2 is a schematic circuit diagram of a small-sized vending machine with a shared charging function according to the present embodiment, and in fig. 2, the voltage reduction and stabilization circuit 2 comprises a first capacitor C1, a third capacitor C3, a fourth resistor R4, a low dropout regulator U2, a seventh capacitor C7 and an eighth capacitor C8, a first pin of the low dropout regulator U2 is respectively connected with a direct current power supply DC5V, one end of the fourth resistor R4, one end of a first capacitor C1 and one end of the third capacitor C3, the other end of the first capacitor C1 and the other end of the third capacitor C3 are both grounded, the other end of the fourth resistor R4 is connected with a third pin of the low dropout regulator U2, a fifth pin of the low dropout regulator U2 is respectively connected with one end of the seventh capacitor C7, one end of the eighth capacitor C8 and a fifth pin of a Bluetooth chip U1, and the other end of the seventh capacitor C7 and the other end of the eighth capacitor C8 are both grounded. It should be noted that in this embodiment, the model of the bluetooth main control chip U1 is TLSR8232F128ET24, and the model of the low dropout regulator U2 is TLV73333 PDBVR.
In this embodiment, the charging control circuit 5 includes an eighth MOS transistor Q8, a twentieth resistor R20, a ninth MOS transistor Q9, an eighteenth resistor R18 and a tenth MOS transistor Q10, a source of the eighth MOS transistor Q8 is connected to the DC power supply DC5V, a gate of the eighth MOS transistor Q8 is connected to a drain of the ninth MOS transistor Q9 through the twentieth resistor R20, a gate of the ninth MOS transistor Q9 is connected to the fourteenth pin of the bluetooth main control chip U1 through the eighteenth resistor R18, a source of the ninth MOS transistor Q9 is grounded, a source of the tenth MOS transistor Q10 is connected to the DC power supply DC5V, and a drain of the tenth MOS transistor Q10 is connected to the drain of the eighth MOS transistor Q8. The model of the eighth MOS transistor Q8 is BLM3401, the model of the ninth MOS transistor Q9 is 2N7002, and the model of the tenth MOS transistor Q10 is BLM 3401.
In this embodiment, the charging indication circuit 7 includes a twelfth resistor R12, a third MOS transistor Q3, a thirteenth resistor R13 and a first connector J1, a gate of the third MOS transistor Q3 is connected to a twentieth pin of the bluetooth main control chip U1 through the twelfth resistor R12, a drain of the third MOS transistor Q3 is connected to a second pin of the first connector J1 through the thirteenth resistor R13, and a first pin of the first connector J1 is connected to a fifth pin of the bluetooth main control chip U1. The third MOS transistor Q3 has model number CJ 2310.
In this embodiment, the constant current power supply circuit 4 includes a first resistor R1, a constant current power supply chip U3, a fifth capacitor C5, and a sixth capacitor C6, a fourth pin of the constant current power supply chip U3 is connected to a twentieth pin of the bluetooth main control chip U1 through a first resistor R1, a first pin of the constant current power supply chip U1 is connected to one end of the fifth capacitor C5 and one end of the sixth capacitor C6, and the other end of the fifth capacitor C5 and the other end of the sixth capacitor C6 are both grounded. It should be noted that in this embodiment, the model of the constant current source chip U3 is LPW5209AB 5F.
In this embodiment, the electric control lock unit 9 includes a first electric control lock, a second electric control lock, a third electric control lock, a fourth electric control lock, a fifth electric control lock and a sixth electric control lock, the first electric control lock includes a tenth resistor R10 and a first MOS transistor Q1, the second electric control lock includes a fourteenth resistor R14 and a fourth MOS transistor Q4, the third electric control lock includes a sixteenth resistor R16 and a sixth MOS transistor Q6, the fourth electric control lock includes an eleventh resistor R11 and a second MOS transistor Q2, the fifth electric control lock includes a fifteenth resistor R15 and a fifth MOS transistor Q5, the sixth electric control lock includes a seventeenth resistor R17 and a seventh MOS transistor Q7, a twenty-second pin of the bluetooth master control chip U1 is connected to the gate of the first MOS transistor Q1 through a tenth resistor R10, a twenty-third pin of the bluetooth master control chip U1 is connected to the gate of the fourth MOS transistor Q4 through the fourteenth resistor R14, and the sixteenth MOS transistor Q4642 is connected to the sixteenth electric control pin of the bluetooth control chip U16, a tenth pin of the bluetooth main control chip U1 is connected to the gate of the second MOS transistor Q2 through an eleventh resistor R11, an eleventh pin of the bluetooth main control chip U1 is connected to the gate of the fifth MOS transistor Q5 through a fifteenth resistor R15, a twelfth pin of the bluetooth main control chip U1 is connected to the gate of the seventh MOS transistor Q7 through a seventeenth resistor R17, and the source of the first MOS transistor Q1, the source of the fourth MOS transistor Q4, the source of the sixth MOS transistor Q6, the source of the second MOS transistor Q2, the source of the fifth MOS transistor Q5, and the source of the seventh MOS transistor Q7 are all grounded.
In this embodiment, the driving circuit 8 includes a second connecting line J2, and the first pin, the third pin, the fifth pin, the seventh pin, the ninth pin, and the eleventh pin of the second connecting line J2 are respectively connected to the second pin, the third pin, the fourth pin, the ninth pin, and the fifteenth pin of the bluetooth main control chip U1. The driving circuit 8 further includes a third connection line J3, and the first pin, the third pin, the fifth pin, the seventh pin, the ninth pin, and the eleventh pin of the third connection line J3 are respectively and correspondingly connected to the drain of the first MOS transistor Q1, the drain of the fourth MOS transistor Q4, the drain of the sixth MOS transistor Q6, the drain of the second MOS transistor Q2, the drain of the fifth MOS transistor Q5, and the drain of the seventh MOS transistor Q7.
The utility model discloses a take bluetooth function's microprocessor U1, carry out wireless connection through bluetooth communication and cell-phone, when bluetooth and cell-phone communication, the cell-phone sends bluetooth test command, and this take sharing to charge small-size automatic vending machine of function returns response information, ensures that the user pays the back, and the cell-phone is normal with this take sharing to charge small-size automatic vending machine of function's bluetooth communication. After receiving the unlocking instruction, the small vending machine with the shared charging function sends an unlocking driving signal through the third connecting line J3, and simultaneously monitors the state of the electric control lock through the second connecting line J2 to confirm whether the unlocking is successful, and if the unlocking is unsuccessful, the small vending machine with the shared charging function sends the unlocking signal again; if the unlocking is unsuccessful for multiple times, the small-sized vending machine with the shared charging function sends unlocking unsuccessful information to the background, and the background is enabled to process in time.
In addition, the small vending machine with the shared charging function adopts the constant-current power supply circuit 4 to supply power to the electric control lock, and sufficient driving capability is guaranteed to be provided for the electric control lock during unlocking. When a user purchases a charging package, the output signal of the small vending machine with the shared charging function controls the eighth MOS tube Q8 and the tenth MOS tube Q10 to be switched on, the device to be charged of the user is charged, and the output signal of the first connector J1 controls the charging indicator lamp to indicate the charging state.
The low dropout linear regulator U2 steps down and then provides required power for bluetooth main control chip U1, V receives the unblock instruction that the cell-phone end was issued through the bluetooth, through the work of twenty first pin control constant current power supply chip U3 of bluetooth main control chip U1, provide constant current power for the electric control lock, then through the twenty second pin of bluetooth main control chip U1, the twenty third pin, the twenty fourth pin, the tenth pin, eleventh pin and twelfth pin output unlocking signal, can control 6 electric control locks respectively and accomplish the automatic vending function, through second connecting wire J2, bluetooth main control chip U1 can monitor the electric control lock state, in time discover whether the unblock succeeds. The charging circuit is controlled through a fourteenth pin of the Bluetooth main control chip U1 to provide charging service for the user equipment, and the charging indicator lamp is controlled through a twentieth pin of the Bluetooth main control chip U1 to indicate the charging state.
This small-size vending machine of sharing function of charging in area sells the occasion that suitable small-size vending machine sells goods for hotel, hotel or is fit for and sells goods by oneself or the function of sharing the charger, the function of the small-size vending machine of set and sharing charger. The small-sized vending machine with the shared charging function is a machine which is wirelessly connected based on a network and Bluetooth and is unlocked through remote control to realize automatic selling or shared charging function. The user scans the two-dimensional code on this small-size automatic vending machine of taking sharing function of charging through little letter, get into and purchase little program or public number interface by oneself, through little program or public number interface input need purchase goods cupboard's serial number or purchase long package of charging, and pay corresponding expense through little letter, little program or public number backstage can be through little letter and bluetooth for this small-size automatic vending machine of taking sharing function of charging input unblock instruction, open corresponding serial number cupboard, realize self-service shopping function, or open the function of charging, the setting of charging is charged for needs.
Of course, where the requirements are not high, alternatives may also be employed, such as: the function of unlocking the charger can be achieved by adopting the single protocol communication of the WeChat public number or the WeChat small program, but individual user mobile phones which do not support the single protocol may not normally unlock the charging function. The automatic vending machine has the advantages that the Bluetooth test function is not adopted, the background directly outputs the unlocking instruction to realize the automatic vending function, however, if the electromagnetic environment around the automatic vending machine is complex, the Bluetooth communication is influenced, the unlocking success rate of the automatic vending machine can be reduced, and the user experience is influenced. The automatic vending function can be realized by outputting an unlocking signal through the vending machine without monitoring the state of the electric control lock, but the reliability is not as high as that with the monitoring function. The constant current power supply circuit 4 is not adopted to supply power to the electric control lock, and the battery is directly connected with the small resistor in series to supply power to the electric control lock, but the reliability of the power supply is not as high as that of the constant current power supply circuit 4. The shared charging function is added to the existing vending machine, and the integrated functions of vending and shared charging can be realized.
In a word, the utility model discloses a software supports the optimization of dual communication agreement, improves the reliability of bluetooth unblock greatly; simultaneously, confirm the bluetooth through bluetooth communication test mode and connect normally to through monitoring electric control lock state, confirm whether successful the unblock, adopt constant current power supply circuit 4 to provide powerful driving force for the electric control lock, increase the reliability of automatic vending machine unblock. By adding the sharing charging function on the vending machine, the user is provided with the intimate service, and the user experience is improved. The utility model discloses support little letter public number and little letter applet dual protocol communication, improve the intention of bluetooth communication reliability. Password unblock is exempted from in bluetooth unblock, improves the intention of unblock reliability. Take bluetooth communication test function, improve the unblock success rate. The unlocking reliability is improved by the aid of the electric control lock state monitoring function. And the constant current power supply circuit 4 is provided for high-reliability unlocking driving capability. A shared charging function is added to the vending machine, and the originality of the intimate service is provided for the user.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A small-sized vending machine with a shared charging function is characterized by comprising an AC-DC power supply module, a voltage reduction and voltage stabilization circuit, a Bluetooth main control chip, a constant current power supply circuit, a charging control circuit, equipment to be charged, a charging indication circuit, a driving circuit and an electric control lock unit, wherein the input end of the voltage reduction and voltage stabilization circuit is connected with the AC-DC power supply module, the output end of the voltage reduction and voltage stabilization circuit is connected with one input end of the Bluetooth main control chip, one input end of the charging control circuit is connected with the AC-DC power supply module, the other input end of the charging control circuit is connected with the Bluetooth main control chip, the input end of the equipment to be charged is connected with the charging control circuit, the input end of the charging indication circuit is connected with the Bluetooth main control chip, and the input end of the driving circuit is connected with the Bluetooth main control chip, one input end of the electric control lock unit is connected with the output end of the driving circuit, the output end of the electric control lock unit is connected with the Bluetooth main control chip, the other input end of the electric control lock unit is connected with the output end of the constant current power supply circuit, the input end of the constant current power supply circuit is connected with the AC-DC power supply module, and the AC-DC power supply module converts alternating current into direct current power supply.
2. The small-sized vending machine with the shared charging function according to claim 1, wherein the voltage-reducing and voltage-stabilizing circuit comprises a first capacitor, a third capacitor, a fourth resistor, a low-dropout linear regulator, a seventh capacitor and an eighth capacitor, a first pin of the low-dropout linear regulator is connected to the dc power supply, one end of the fourth resistor, one end of the first capacitor and one end of the third capacitor respectively, the other end of the first capacitor and the other end of the third capacitor are both grounded, the other end of the fourth resistor is connected to a third pin of the low-dropout linear regulator, a fifth pin of the low-dropout linear regulator is connected to one end of the seventh capacitor, one end of the eighth capacitor and a fifth pin of the bluetooth main control chip respectively, and the other end of the seventh capacitor and the other end of the eighth capacitor are both grounded.
3. The small-sized vending machine with the shared charging function according to claim 2, wherein the constant current power supply circuit comprises a first resistor, a constant current power supply chip, a fifth capacitor and a sixth capacitor, a fourth pin of the constant current power supply chip is connected with a twentieth pin of the bluetooth main control chip through the first resistor, the first pin of the constant current power supply chip is respectively connected with one end of the fifth capacitor and one end of the sixth capacitor, and the other end of the fifth capacitor and the other end of the sixth capacitor are both grounded.
4. The small-sized vending machine with the shared charging function according to claim 3, wherein the charging control circuit comprises an eighth MOS transistor, a twentieth resistor, a ninth MOS transistor, an eighteenth resistor and a tenth MOS transistor, wherein the source of the eighth MOS transistor is connected to the DC power supply, the gate of the eighth MOS transistor is connected to the drain of the ninth MOS transistor through the twentieth resistor, the gate of the ninth MOS transistor is connected to the fourteenth pin of the Bluetooth main control chip through the eighteenth resistor, the source of the ninth MOS transistor is grounded, the source of the tenth MOS transistor is connected to the DC power supply, and the drain of the tenth MOS transistor is connected to the drain of the eighth MOS transistor.
5. The small vending machine with the shared charging function as claimed in claim 4, wherein the charging indication circuit comprises a twelfth resistor, a third MOS transistor, a thirteenth resistor and a first connector, a gate of the third MOS transistor is connected with a twentieth pin of the Bluetooth main control chip through the twelfth resistor, a drain of the third MOS transistor is connected with a second pin of the first connector through the thirteenth resistor, and a first pin of the first connector is connected with a fifth pin of the Bluetooth main control chip.
6. The small vending machine with the shared charging function as claimed in claim 5, wherein the electrically controlled lock unit comprises a first electrically controlled lock, a second electrically controlled lock, a third electrically controlled lock, a fourth electrically controlled lock, a fifth electrically controlled lock and a sixth electrically controlled lock, the first electrically controlled lock comprises a tenth resistor and a first MOS (metal oxide semiconductor) transistor, the second electrically controlled lock comprises a fourteenth resistor and a fourth MOS transistor, the third electrically controlled lock comprises a sixteenth resistor and a sixth MOS transistor, the fourth electrically controlled lock comprises an eleventh resistor and a second MOS transistor, the fifth electrically controlled lock comprises a fifteenth resistor and a fifth MOS transistor, the sixth electrically controlled lock comprises a seventeenth resistor and a seventh MOS transistor, a twenty-second pin of the Bluetooth master control chip is connected with a gate of the first MOS transistor through the tenth resistor, a twenty-third pin of the Bluetooth master control chip is connected with a gate of the fourth MOS transistor through the fourteenth resistor, the twenty-fourth pin of the bluetooth main control chip is connected with the gate of the sixth MOS tube through the sixteenth resistor, the tenth pin of the bluetooth main control chip is connected with the gate of the second MOS tube through the eleventh resistor, the eleventh pin of the bluetooth main control chip is connected with the gate of the fifth MOS tube through the fifteenth resistor, the twelfth pin of the bluetooth main control chip is connected with the gate of the seventh MOS tube through the seventeenth resistor, and the source electrode of the first MOS tube, the source electrode of the fourth MOS tube, the source electrode of the sixth MOS tube, the source electrode of the second MOS tube, the source electrode of the fifth MOS tube and the source electrode of the seventh MOS tube are all grounded.
7. The small vending machine with the shared charging function as claimed in claim 6, wherein the driving circuit comprises a second connecting line, and the first pin, the third pin, the fifth pin, the seventh pin, the ninth pin and the eleventh pin of the second connecting line are respectively connected with the second pin, the third pin, the fourth pin, the ninth pin and the fifteenth pin of the Bluetooth main control chip.
8. The small vending machine with the shared charging function as claimed in claim 7, wherein the driving circuit further comprises a third connection line, and the first pin, the third pin, the fifth pin, the seventh pin, the ninth pin and the eleventh pin of the third connection line are respectively and correspondingly connected with the drain electrode of the first MOS transistor, the drain electrode of the fourth MOS transistor, the drain electrode of the sixth MOS transistor, the drain electrode of the second MOS transistor, the drain electrode of the fifth MOS transistor and the drain electrode of the seventh MOS transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020380564.3U CN211529243U (en) | 2020-03-23 | 2020-03-23 | Small-sized vending machine with shared charging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020380564.3U CN211529243U (en) | 2020-03-23 | 2020-03-23 | Small-sized vending machine with shared charging function |
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| CN211529243U true CN211529243U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020380564.3U Expired - Fee Related CN211529243U (en) | 2020-03-23 | 2020-03-23 | Small-sized vending machine with shared charging function |
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| CN (1) | CN211529243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114783104A (en) * | 2022-04-28 | 2022-07-22 | 海南睿德感知物联科技有限公司 | Hotel vending machine system based on Bluetooth and Wi-Fi technology |
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2020
- 2020-03-23 CN CN202020380564.3U patent/CN211529243U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114783104A (en) * | 2022-04-28 | 2022-07-22 | 海南睿德感知物联科技有限公司 | Hotel vending machine system based on Bluetooth and Wi-Fi technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200918 |