CN217362618U

CN217362618U - Robot charging circuit and charging system

Info

Publication number: CN217362618U
Application number: CN202220780910.6U
Authority: CN
Inventors: 张良友; 贾国强; 施洪锐; 王成
Original assignee: Zhejiang Fubao Intelligent Technology Co ltd
Current assignee: Zhejiang Fubao Intelligent Technology Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-09-02
Anticipated expiration: 2032-04-01

Abstract

The utility model belongs to the technical field of the technique that the robot charges and specifically relates to a charging circuit and charging system of robot is related to, and it includes wireless charging module, battery module, BMS module, and wireless charging module is used for providing charging voltage, and the BMS module is connected in wireless charging module in order to receive charging voltage, and battery module connects in the BMS module in order to receive charging voltage and charges. This application has more convenient effect of charging to the robot.

Description

Robot charging circuit and charging system

Technical Field

The application relates to the technical field of robot charging, in particular to a robot charging circuit and a charging system.

Background

Along with the continuous improvement of science and technology level, more and more robots are applied to among each industry, and more intelligent robot replaces the manual work to do some dangerous, loaded down with trivial details things, and the waste to the labour cost that has significantly reduced has just improved work efficiency.

After the robot works for a long time, the electric energy in the battery of the robot is used up without fail, and at this time, the battery in the robot needs to be charged, so that the robot can work continuously.

SUMMERY OF THE UTILITY MODEL

In order to charge the robot more conveniently, the application provides a robot charging circuit and a charging system.

In a first aspect, the present application provides a robot charging circuit, which adopts the following technical solution:

a robot charging circuit includes a wireless charging module for providing a charging voltage, a battery module, and a BMS module connected to the wireless charging module to receive the charging voltage, and the battery module connected to the BMS module to receive the charging voltage for charging.

Through adopting above-mentioned technical scheme, the wireless module of charging provides charging voltage through wireless mode, and the BMS module is sent charging voltage for the battery module in order to accomplish to charge after receiving charging voltage to this realizes wireless charging operation, when having reduced now to use wired power supply mode to charge to the robot, operating personnel need the manual work to look for the port that charges on the robot repeatedly and the time of waste, and the robot charges through wireless, convenient and fast more.

Preferably, the wireless charging module includes a wireless power transmission module and a wireless receiving module, the wireless power transmission module is configured to output a charging voltage, and the wireless receiving module is configured to receive the charging voltage.

By adopting the technical scheme, the wireless power transmission module outputs the charging voltage, and the wireless receiving module receives the charging voltage after approaching or contacting the wireless power transmission module, so that the conversion process of electric energy during wireless charging is completed.

Preferably, the BMS module further comprises a wired charging port electrically connected to the BMS module.

Through adopting above-mentioned technical scheme, wired charging port is used for emergent charging, when the wireless module of charging takes place to damage the circumstances such as, can use wired charging port to emergent charging.

Preferably, the battery module includes at least two batteries.

Through adopting above-mentioned technical scheme, with two blocks of battery cluster charging and putting, improved charge efficiency, reached quick charge's effect, also improved the power consumption effect.

Preferably, the emergency stop circuit is connected between the battery module and the BMS module and used for performing emergency stop and cut-off on power supply of the battery module.

By adopting the technical scheme, if short circuit and other phenomena occur in the power supply process of the battery module, the emergency stop switch can be used for quickly cutting off the power supply of the battery module, and potential safety hazards are reduced.

Preferably, the robot charging system further comprises a temperature alarm circuit, wherein the temperature alarm circuit comprises a detection circuit, a comparison circuit and an on-off circuit, the detection circuit is used for detecting the temperature of the robot charging circuit to output a corresponding temperature signal, the comparison circuit is connected to the detection circuit to receive the temperature signal and compare the temperature signal with a preset value signal to output a comparison signal, and the on-off circuit is connected to the comparison circuit to receive the comparison signal and carry out on-off change according to the comparison signal.

By adopting the technical scheme, the temperature alarm circuit detects the temperature of the robot charging circuit, and when the temperature is higher, the temperature alarm circuit drives the subsequent device for alarming to remind an operator that the temperature in the circuit is higher and the debugging is needed.

In a second aspect, the present application provides a robot charging circuit, which adopts the following technical solution:

a charging system, characterized by: including robot and charging seat, be provided with above-mentioned arbitrary one in the robot charging circuit of robot, wherein, the robot with BMS module electricity is connected, wireless receiving module sets up on the robot, wireless power transmission module sets up on the charging seat, just wireless power transmission module with the corresponding setting of wireless receiving module, wired port that charges sets up in the lateral wall bottom of robot.

Through adopting above-mentioned technical scheme, the robot is close to the charging seat for wireless receiving module contact on the robot or be close to wireless power transmission module, realize charging of charging seat to the robot.

Preferably, the robot is provided with an emergency stop switch, the emergency stop switch is electrically connected with the emergency stop circuit, when the emergency stop switch acts, the emergency stop switch sends an emergency stop signal, and the emergency stop circuit receives the emergency stop signal to control the power supply on-off of the battery module.

By adopting the technical scheme, an operator presses the emergency stop switch, the emergency stop switch sends an emergency stop signal to the emergency stop circuit, and the emergency stop circuit disconnects a channel between the battery module and the BMS module after receiving the emergency stop signal, so that emergency stop is realized.

Preferably, the robot is provided with an alarm piece, and the alarm piece is electrically connected with the on-off circuit so as to be switched on and off through the on-off circuit.

By adopting the technical scheme, when the temperature is higher when the robot charging circuit is charged, the alarm piece gives an alarm to remind an operator to pay attention, and the safety is improved.

Preferably, be provided with first magnetism on the wireless power transmission module and inhale the piece, be provided with the second magnetism on the wireless receiving module and inhale the piece, first magnetism inhale the piece with the corresponding setting of piece and opposite polarity are inhaled to the second magnetism.

Through adopting above-mentioned technical scheme, inhale the adsorption effect that piece and second were inhaled to magnetism through first magnetism and make the robot hug closely the charging seat and can not take place to deviate from when charging.

In summary, the present application includes at least one of the following beneficial technical effects:

the wireless charging module provides charging voltage in a wireless mode, the BMS module sends the charging voltage to the battery module after receiving the charging voltage to complete charging, so that wireless charging operation is achieved, time wasted by an operator needing to repeatedly search a charging port on the robot manually when the robot is charged in a wired power supply mode at present is reduced, and the robot is charged wirelessly, so that the robot is more convenient and faster;

the wired port that charges is used for emergent charging, when the wireless module that charges takes place the condition such as damage, can use the wired port that charges to carry out emergent charging.

Drawings

FIG. 1 is a schematic block diagram of one embodiment of the present application;

FIG. 2 is a schematic diagram of a module connection according to another embodiment of the present application;

FIG. 3 is a block schematic diagram of a temperature alarm circuit of the present application;

FIG. 4 is a schematic diagram of the electrical connections of the temperature alarm circuit of the present application;

FIG. 5 is a schematic diagram of a charging system of the present application;

fig. 6 is a schematic view of the internal modules of the robot in the present application.

Description of reference numerals: 1. a wireless charging module; 11. a wireless power transmission module; 12. a wireless receiving module; 2. a battery module; 21. a battery; 3. a BMS module; 4. a wired charging port; 5. an emergency stop circuit; 6. a temperature alarm circuit; 61. a detection circuit; 62. a comparison circuit; 63. a switching circuit; 7. a robot; 8. a charging seat; 9. a scram switch; 10. an alarm member; 110. a first magnetic attraction member; 120. a second magnetic attachment.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a robot charging circuit.

As shown in fig. 1 and 2, a robot charging circuit includes a wireless charging module 1, a battery module 2, and a BMS module 3, the wireless charging module 1 for providing a charging voltage, the BMS module 3 connected to the wireless charging module 1 to receive the charging voltage, the battery module 2 connected to the BMS module 3 to receive the charging voltage and to be charged by the charging voltage.

The wireless charging module 1 includes a wireless power transmission module 11 and a wireless receiving module 12, where the wireless power transmission module 11 is configured to output a charging voltage, and the wireless receiving module 12 is configured to receive the charging voltage. In this embodiment, the wireless power transmission module 11 is a wireless power transmission coil, the wireless power reception module 12 is a wireless power reception coil, and the charging voltage is an induced voltage.

Wherein, the principle of wireless charging does: when the wireless power transmitting coil represented by the wireless power transmitting module 11 is powered on, the wireless power transmitting coil receives alternating current and generates a constantly changing magnetic field, and when the wireless receiving coil represented by the wireless receiving module 12 which is not powered on is close to the wireless power transmitting coil, the wireless receiving coil senses the change of the magnetic field, and according to the electromagnetic induction principle, an induced current is generated on the wireless receiving coil.

In another embodiment, the wireless power transmission module 11 is charged by microwave, the wireless power transmission module 11 is a microwave transmitter, the wireless power reception module 12 is a microwave receiver, the microwave transmitter transmits radio waves, and the microwave receiver captures radio wave energy and adjusts the energy according to the load to obtain stable direct current. It has the advantages of small volume, low heat generation and high efficiency.

The wireless charging module 1 can be set to be a plurality of according to the demand to improve charging efficiency and charging error.

As shown in fig. 1 and 2, the BMS module 3 may use a general BMS battery management module. The BMS module 3 serves to improve the utilization rate of the battery 21, prevent overcharge and overdischarge of the battery 21, extend the service life of the battery 21, and monitor the state of the battery 21.

The battery module 2 is composed of at least two batteries 21, and in the present embodiment, two batteries 21 are provided. The provision of the two batteries 21 contributes to efficiency in supplying power to the robot 7, and the two batteries 21 may be connected using a series charging and discharging method, so that the two batteries 21 are connected in series when charged and in parallel when discharged through the management of the BMS module 3, thereby achieving a rapid charging effect.

As shown in fig. 1 and 2, the wireless charging system further includes a wired charging port 4, the wired charging port 4 is electrically connected to the BMS module 3, the wired charging port 4 is used for emergency charging, and the wired charging port 4 can be used for emergency charging when an accident such as a failure occurs in the wireless charging module 1.

And an emergency stop circuit 5, wherein the emergency stop circuit 5 is connected between the battery module 2 and the BMS module 3, and the emergency stop circuit 5 is used for performing emergency stop and turn-off on the power supply of the battery module 2. Scram circuit 5 uses commonly used scram circuit 5 can, when charging circuit appears unusually, can send an scram signal to scram circuit 5, scram circuit 5 breaks off between battery module 2 and the BMS module 3 for battery module 2 no longer supplies power to BMS module 3, reduce dangerous emergence, after unusual, send a reset signal to scram circuit 5, scram circuit 5 communicates between battery module 2 and the BMS module 3 again, battery module 2 continues to supply power to BMS module 3.

As shown in fig. 3 and 4, the temperature alarm circuit 6 is further included, and the temperature alarm circuit 6 includes a detection circuit 61, a comparison circuit 62 and an on-off circuit 63. The detection circuit 61 is used for detecting the temperature of the robot charging circuit to output a corresponding temperature signal, the comparison circuit 62 is connected to the detection circuit 61 to receive the temperature signal and compare the temperature signal with a preset value signal to output a comparison signal, and the on-off circuit 63 is connected to the comparison circuit 62 to receive the comparison signal and perform on-off change according to the comparison signal.

The detection circuit 61 is a temperature sensor in this embodiment, and is used for detecting the magnitude of the temperature value.

As shown in fig. 3 and 4, the comparison circuit 62 includes a comparator U1, a first resistor R1, and a second resistor R2. One end of the first resistor R1 is connected to VCC, the other end of the first resistor R1 is connected to the second resistor R2, and one end of the second resistor R2 is grounded. The node of the first resistor R1 and the second resistor R2 is connected to the inverting input terminal of the comparator U1, the inverting input terminal of the comparator U1 is connected to the temperature sensor, and the output terminal of the comparator U1 is connected to the on-off circuit 63 to output a comparison signal.

The on-off circuit 63 comprises a triode Q1 and a relay KM1, wherein the base electrode of a triode Q1 is connected with the output end of a comparator U1, the collector electrode of a triode Q1 is connected with the coil of the first relay KM1, and the emitter electrode of a triode Q1 is grounded. The coil of the relay KM1 is connected to the collector of the transistor Q1, and the normally open contact KM1-1 of the relay KM1 is connected to a subsequent device for alarming.

When the temperature is higher, the temperature signal is larger than the preset value signal, the comparator U1 outputs a high level signal, the base of the triode Q1 receives the high level signal and is in saturated conduction, the relay KM1 is in conduction, the normally open contact KM1-1 on the relay KM1 is closed, and a subsequent device for alarming starts to alarm; on the contrary, when the temperature is lower, the temperature signal is smaller than the preset value signal, the comparator U1 outputs a low level signal, the base of the triode Q1 is turned off after receiving the low level signal, the relay KM1 is not conducted, the normally open contact KM1-1 on the relay KM1 is kept disconnected, and no alarm occurs during the subsequent connection for alarming, so that when the temperature is higher during charging, the alarm occurs to remind an operator to pay attention.

As shown in fig. 5 and 6, further, in the present embodiment, a MOS transistor is connected between the wireless charging module 1 and the BMS module 3, a MOS transistor is connected between the battery module 2 and the BMS module 3, a MOS transistor is connected between the wired charging port 4 and the BMS module 3, and a MOS transistor is also connected between the BMS and the robot 7. Set up the MOS pipe and be used for when charging with each charging module 3BMS and BMS module 3 between set up the switch, also set up the switch between BMS module 3 and robot 7 for it is safer when charging.

As shown in fig. 5 and 6, the present embodiment also discloses a charging system including a robot 7 and a charging stand 8 for charging the robot 7. The robot 7 is provided with the robot charging circuit.

The robot 7 is electrically connected to the BMS module 3, the wireless reception module 12 is fixedly connected to the robot 7, and the wireless power transmission module 11 is fixedly connected to the charging stand 8. The wireless receiving module 12 can be fixedly connected to any end of the robot 7, such as the upper end and the lower end of the side wall, and only the wireless receiving module 12 and the wireless power transmitting module 11 need to be correspondingly arranged to achieve a wireless charging effect.

The wired charging port 4 is disposed at the bottom end of the side wall of the robot 7, and the wired charging port 4 may be disposed to protrude from the side wall of the robot 7 or may be disposed on the side wall of the robot 7.

As shown in fig. 5 and 6, when the robot 7 cooperates with the charging seat 8 to touch or approach the wireless receiving module 12 on the robot 7 to the wireless transmitting module 11 on the charging seat 8, the wireless transmitting module 11 transfers the charging voltage to the wireless receiving module 12, the wireless receiving module 12 outputs the charging voltage to the BMS module 3, the BMS module 3 outputs the charging voltage to the battery module 2 to charge the charging module 3BMS, after the charging is completed, the robot 7 is separated from the charging seat 8, the battery module 2 sends the power supply voltage to the BMS module 3, and the BMS module 3 turns to supply power to the robot 7 to operate the robot 7.

By this way, the robot 7 can charge itself quickly without using a wired charging head to manually and repeatedly search for a charging position when the robot 7 is charged.

In the present embodiment, two wireless receiving modules 12 are provided on the robot 7, two wireless power transmitting modules 11 are provided on the charging stand 8, and the two wireless receiving modules 12 and the two wireless power transmitting modules 11 are provided in one-to-one correspondence.

As shown in fig. 5 and 6, the robot 7 is provided with an emergency stop switch 9, and the emergency stop switch 9 is a push-button switch. The emergency stop switch 9 is electrically connected with the emergency stop circuit 5, when the emergency stop switch 9 acts, if the emergency stop switch is pressed down, the emergency stop switch 9 sends an emergency stop signal, and the emergency stop circuit 5 receives the emergency stop signal to control the power supply of the battery module 2 to be switched on and off. A trigger circuit may be provided between the emergency stop switch 9 and the emergency stop circuit 5, and the emergency stop signal is a trigger signal after the emergency stop switch 9 is pressed.

The robot 7 is provided with an alarm part 10, the alarm part 10 is electrically connected with the on-off circuit 63, and specifically, the alarm part 10 is connected to a normally open contact KM1-1 of a relay KM 1. When the temperature is higher, the normally open contact KM1-1 of the relay KM1 is closed, and the alarm piece 10 starts to alarm; when the temperature is lower, the normally open contact KM1-1 of the relay KM1 is turned off, and the alarm piece 10 does not work.

In this embodiment, the alarm 10 is a buzzer.

As shown in fig. 5 and 6, the wireless power transmission module 11 is fixedly connected with a first magnetic attraction piece 110, the wireless receiving module 12 is fixedly connected with a second magnetic attraction piece 120, and the first magnetic attraction piece 110 and the second magnetic attraction piece 120 are arranged correspondingly and have opposite polarities. When the first magnetic member 110 is an N pole, the second magnetic member 120 is an S pole; when the first magnetic element 110 is S-pole, the second magnetic element 120 is N-pole.

The implementation principle is as follows:

wireless charging module 1 provides charging voltage through wireless mode, and BMS module 3 receives charging voltage after will charging voltage sends for battery module 2 in order to accomplish and charges to this realizes wireless charging operation, has reduced when using wired power supply mode to charge to robot 7 now, and operating personnel need the manual work to look for the charging port on the robot 7 repeatedly and the time of waste, and robot 7 charges through wireless, convenient and fast more.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A robot charging circuit, comprising: including wireless charging module (1), battery module (2), BMS module (3), wireless charging module (1) is used for providing charging voltage, BMS module (3) connect in wireless charging module (1) is with receiving charging voltage, battery module (2) connect in BMS module (3) charges with receiving charging voltage, wireless charging module (1) is including wireless power transmission module (11) and wireless receiving module (12), wireless power transmission module (11) are used for exporting charging voltage, wireless receiving module (12) are used for receiving charging voltage still includes wired charging port (4), wired charging port (4) with BMS module (3) electricity is connected.

2. A robot charging circuit according to claim 1, characterized in that: the battery module (2) comprises at least two batteries (21).

3. A robot charging circuit according to claim 1, characterized in that: the battery pack further comprises an emergency stop circuit (5), wherein the emergency stop circuit (5) is connected between the battery module (2) and the BMS module (3) and used for performing emergency stop and cut-off on power supply of the battery module (2).

4. A robot charging circuit according to claim 1, characterized in that: the robot charging circuit is characterized by further comprising a temperature alarm circuit (6), wherein the temperature alarm circuit (6) comprises a detection circuit (61), a comparison circuit (62) and an on-off circuit (63), the detection circuit (61) is used for detecting the temperature of the robot charging circuit to output a corresponding temperature signal, the comparison circuit (62) is connected to the detection circuit (61) to receive the temperature signal and compares the temperature signal with a preset value signal to output a comparison signal, and the on-off circuit (63) is connected to the comparison circuit (62) to receive the comparison signal and conducts on-off change according to the comparison signal.

5. A charging system, characterized by: including robot (7) and charging seat (8), set up in robot (7) according to any one of claims 1-4 robot charging circuit, wherein, robot (7) with BMS module (3) electricity is connected, wireless receiving module (12) set up on robot (7), wireless power transmission module (11) set up on charging seat (8), just wireless power transmission module (11) with wireless receiving module (12) correspond the setting, wired port of charging (4) set up in the lateral wall bottom of robot (7).

6. A charging system according to claim 5, characterized in that: the wireless power transmission device is characterized in that a first magnetic attraction piece (110) is arranged on the wireless power transmission module (11), a second magnetic attraction piece (120) is arranged on the wireless receiving module (12), and the first magnetic attraction piece (110) and the second magnetic attraction piece (120) are arranged correspondingly and opposite in polarity.