CN112134331B

CN112134331B - Charger and control method thereof

Info

Publication number: CN112134331B
Application number: CN202011073018.6A
Authority: CN
Inventors: 王爱良
Original assignee: Goertek Techology Co Ltd
Current assignee: Qingdao Suiyun Electronic Technology Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2022-05-17
Anticipated expiration: 2040-10-09
Also published as: CN112134331A

Abstract

The invention discloses a charger and a control method of the charger, wherein the charger comprises a charging device, an acquisition device and a controller, the distance between a plurality of charging pins of the charging device is adjustable, the controller is connected with the charging pins, the acquisition device is used for acquiring the type of equipment to be charged and sending the type of the equipment to be charged to the controller, and the controller adjusts the positions of the charging pins according to the distance between target charging pins corresponding to the type. According to the charger and the control method of the charger, the controller is connected with the acquisition device and used for acquiring the type of the equipment to be charged, and the controller can drive the charging pins to move and is used for adjusting the distance between the charging pins. The controller is a controller that stores a corresponding match of the type of device to be charged and the target charging pin spacing. During the use, the controller is through receiving the type of the equipment of waiting to charge to utilize its matching to the interval of the charging pin that corresponds, in order to drive the adjustment of target charging pin interval, realize the adjustment to different equipment of waiting to charge.

Description

Charger and control method thereof

Technical Field

The invention relates to the technical field of intelligent electronic equipment, in particular to a charger and a control method of a controller.

Background

With the development of communication, software and artificial intelligence, a lot of intelligent wearable devices have appeared in recent years, and a large number of charging structure designs with different specifications and different models have appeared, which are incompatible with each other, so that a lot of unnecessary troubles are brought to users, and even under extreme conditions, the number of charging adapters and the wiring thereof are required for the users as many intelligent devices.

In summary, how to provide a charger providing a charging function for a plurality of intelligent devices is an urgent problem to be solved by those skilled in the art.

Disclosure of Invention

In view of the above, an object of the present invention is to provide a charger, the charging structure of which is a charging pin, the device to be charged is charged by using the charging pin, and a controller can control the change of the target charging pin pitch according to the type of the device to be charged, so as to adapt to different types of devices to be charged.

Another object of the present invention is to provide a control method of a charger.

In order to achieve the above purpose, the invention provides the following technical scheme:

the charger comprises a charging device, an acquisition device and a controller, wherein the distance between a plurality of charging pins of the charging device is adjustable, the controller is connected with the charging pins, the acquisition device is used for acquiring the type of equipment to be charged and sending the type to the controller, and the controller adjusts the positions of the charging pins according to the distance between target charging pins corresponding to the type.

Preferably, the charging device further comprises a detection device connected to the controller and used for detecting the current charging pin interval of the charging pins at the current position;

the controller drives the charging needle to move through a motor;

the controller is used for obtaining a first revolution number which needs to be output by the motor when the charging pins move from the initial position to the current position according to the current charging pin interval, obtaining a second revolution number which needs to be output by the motor when the charging pins move from the initial position to the target position according to the target charging pin interval, and obtaining a target revolution number of the motor according to the first revolution number and the second revolution number.

Preferably, the output end of the motor is connected with a moving block, and the moving block is used for outputting linear movement;

the moving block is hinged to one end of the connecting rod, the charging needle is hinged to the other end of the connecting rod, and the charging needle is matched with the limiting device so as to enable the charging needle to move linearly.

Preferably, the two connecting rods are symmetrically hinged to two sides of the moving block, the other ends of the connecting rods are hinged to corresponding charging pins, and the moving direction of the charging pins is perpendicular to that of the moving block.

Preferably, the moving block is in threaded connection with a screw rod, the screw rod is connected with an output end of a gear transmission assembly, and the gear transmission assembly is in transmission connection with an output end of the motor; the controller includes:

the corresponding module is connected with the acquisition device and used for determining the distance between the target charging pins according to the type;

an obtaining module, connected to the corresponding module and the detecting device, for obtaining the first number of revolutions n according to the target charging needle interval and the current charging needle interval₁And the second number of revolutions n₂And acquiring a target revolution number n;

n＝|n₁-n₂|；

wherein the initial position is that the connecting rod is parallel to the screw, and the current charging pin interval is L₁The target charging needle interval is L₂；

I is the transmission ratio of the gear transmission assembly, S is the screw pitch, L is the length of the connecting rod, and h is the distance from the hinged point of the moving block and the connecting rod to the screw.

Preferably, the controller further comprises a comparing module, connected to the obtaining module, for comparing the L with the L₁And L₂And (3) judging the rotation direction of the motor and sending the rotation direction to the controller.

Preferably, the acquisition device is a voice acquisition device or an image acquisition device, and/or the controller is connected with a speaker, and the speaker is used for performing voice prompt after the charging pin moves in place or charging is completed.

Preferably, the limiting device comprises a guide sliding block, a guide sliding block slide way matched with the guide sliding block is arranged on a shell of the charger, the charging needle is arranged on the guide sliding block, and the charging needle or the guide sliding block is hinged to the connecting rod;

and a charging needle slide way hole which is convenient for the charging needle to extend out is arranged in the guide slide way.

A method for controlling a charger, which is applied to any one of the above chargers, the method comprising:

the controller controls the acquisition device to acquire the type of the equipment to be charged and sends the type of the equipment to be charged to the controller;

the controller obtains a corresponding target charging pin distance according to the type;

the controller controls the position adjustment of the charging pins to meet the target charging pin interval.

A control method of a charger is applied to any one of the chargers, and comprises the following steps:

the controller controls the acquisition device to acquire the type of the equipment to be charged and sends the type of the equipment to be charged to the controller; the controller controls the detection device to obtain the current charging pin distance of the current charging pins and sends the current charging pin distance to the controller;

the controller acquires the motor revolution and the rotation direction corresponding to the motor according to the current charging needle interval and the target charging needle interval;

the controller controls the output of the motor according to the number of revolutions and the direction of rotation of the motor.

In the charger and the charger control method provided by the invention, the controller is connected with the acquisition device and used for acquiring the type of the equipment to be charged, and the controller can drive the charging pins to move and is used for adjusting the distance between the charging pins. The controller is a controller that stores a corresponding match of the type of device to be charged and the target charging pin spacing. During the use, the controller is through receiving the type of the equipment of waiting to charge to utilize its matching to the interval of the charging pin that corresponds, in order to drive the adjustment of target charging pin interval, realize the adjustment to different equipment of waiting to charge.

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 embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a charger provided in the present invention;

FIG. 2 is a schematic view of a charger provided with a strap according to the present invention;

FIG. 3 is a schematic diagram of a charger according to the present invention connected to a device to be charged via a strap;

FIG. 4 is an internal schematic view of a charger according to the present invention;

FIG. 5 is a schematic view of another angle of the charger provided by the present invention;

FIG. 6 is a schematic view of a transmission provided by the present invention;

FIG. 7 is a schematic view of an upper housing provided in accordance with the present invention;

FIG. 8 is a schematic view of a transmission and charging device provided by the present invention;

FIG. 9 is a schematic view of a hidden floating mount in the transmission and charging unit;

FIG. 10 is a schematic view of a floating mount;

FIG. 11 is a schematic view of another angle of the floating mount;

FIG. 12 is a schematic view of an intermediate plate;

FIG. 13 is a schematic view of the power supply disposed under the middle plate;

FIG. 14 is a schematic view of the attachment of the access device to the upper housing;

FIG. 15 is a schematic view of the mounting of the intermediate plate to the upper housing;

FIG. 16 is a schematic view of the installation of the USB module;

FIG. 17 is a schematic view of the installation of the controller;

FIG. 18 is a schematic view of the lower shell cover;

FIG. 19 is a system flow diagram of charger control;

fig. 20 is an equivalent diagram of the motor revolution calculation.

In FIGS. 1-20:

1 is a driving device, 11 is a motor, 12 is a transmission device, 121 is a gear transmission component, 122 is a screw rod, 123 is a moving block, 1231 is a hinge point of the moving block and a connecting rod, 124 is a connecting rod, 125 is a guide sliding block, and 126 is a connecting pin;

2, a charging device, 21, 22, 23, 24, 25, 26, 27, a floating mounting seat, 271, a spring mounting seat and 28, wherein the charging device is a charging pin, the charging electrode is 22, the connecting terminal is 23, the power supply is 24, the USB module is 25, and the limiting slide way is 28;

3 is an acquisition device, 4 is a controller, 5 is an upper shell, 51 is a charging needle slideway hole, 52 is a guide sliding block slideway, 53 is a sound hole, and 54 is a USB interface; 6 is an intermediate plate, 7 is a lower shell, 8 is a binding band, 9 is equipment to be charged, and 10 is a screw mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The core of the invention is to provide a charger, the charging structure of the charger is a charging pin, the device to be charged is charged by utilizing the charging pin, and the controller can control the change of the distance between the target charging pins according to the type of the device to be charged, thereby being suitable for different types of devices to be charged.

The other core of the invention is to provide a control method of the charger.

Referring to fig. 1 to 14, the present application provides a charger for charging a smart device, a wearable device, and the like.

The application provides a charger mainly includes charging device 2, acquisition device 3 and controller 4, and charging device 2's a plurality of charges the interval of needle 21 adjustable, and the needle 21 that charges is connected to controller 4, and acquisition device 3 is used for acquireing the type of treating battery charging outfit 9 and sends controller 4, and controller 4 charges the position of needle 21 according to the target that the type corresponds and charges the needle interval adjustment.

The distance between the charging pins 21 of the charging device 2 is adjustable, and the position of one of the charging pins 21 may be adjustable, or the positions of two or more charging pins 21 may be adjustable. The controller 4 is configured to move at least one charging pin 21 to change the distance between the charging pins 21.

The controller 4 of the present application can change the pitch of the charging pins 21 so that the charging pins 21 can be adapted to various types of devices to be charged. It should be noted that the charging pins 21 in this embodiment may be charging pins of a common universal charger, and when two or more charging pins 21 respectively contact the power receiving points of the device to be charged 9, a charging effect can be achieved.

The controller 4 is connected to the acquiring device 3, and can acquire the type of the device to be charged 9. The controller 4 is a controller storing the corresponding matching relationship between the type of the device to be charged 9 and the target charging pin distance, or the controller 4 may be the controller 4 capable of obtaining or updating the corresponding matching relationship by connecting to the internet or connecting to the cloud, and when in use, the corresponding target charging pin distance may be output by receiving the type of the device to be charged 9.

During the use, controller 4 is through receiving the type of waiting to charge equipment 9 to utilize it to match the target needle interval that charges that corresponds, drive the adjustment of needle 21 that charges to the target needle interval that charges, the realization is to the adjustment of different equipment 9 that wait to charge.

The application provides a charger is provided with the needle of charging 21 that can the spacing of adjusting, utilizes controller 4 to drive the needle of charging 21 and changes the spacing to adapt to more various rechargeable devices of treating.

Alternatively, the obtaining device 3 may obtain the type of the device to be charged 9 in a plurality of ways, for example: the acquisition device 3 is a voice acquisition device, and the controller 4 acquires the type of the device to be charged 9 by acquiring the voice of the user, wherein the voice includes a keyword for the model of the device to be charged 9; optionally, the obtaining device 3 is a micro MIC. Or the acquiring device 3 is an image acquiring processing device, and acquires an image of the device to be charged 9 and sends the image to the controller 4, so that the controller 4 obtains the type of the device to be charged 9. The controller 4 includes an image processing device.

Optionally, the obtaining device 3 may be a button or other device used as an input, for example, a button with a preset corresponding android interface, Type-C interface, or the like, and when a certain button is pressed, the button sends a signal to the controller 4, and the controller 4 determines the Type of the device to be charged 9 according to the signal. Certainly, the type in this application is not limited to the system interface difference of cell-phone, can also include the difference of equipment such as bracelet, wrist-watch, earphone, all can realize the charging of adaptability through the charger of this application.

Alternatively, the manner of controlling the charging pin 21 by the controller 4 may be specifically realized by the driving device 1, and the driving device 1 includes a power device and a transmission device 12, etc.

Optionally, a detection sensor may be further disposed in the above structure, to detect the distance between the current charging pins 21, and send the detection result to the controller 4 in a feedback control manner, so that the controller 4 can perform more rapid and accurate adjustment during the adjustment process of the distance between the existing target charging pins.

In the first embodiment, the charger further includes a detecting device connected to the controller 4 for detecting the distance between the charging pins 21 at the current position; the detection device may be a sensor or other device.

The controller 4 drives the charging needle 21 to move through the motor 11;

the controller 4 is configured to obtain a first number of rotations that the motor 11 needs to output when the charging pins 21 move from the initial position to the current position according to a distance between the charging pins 21 at the current position, obtain a second number of rotations that the motor 11 needs to output when the charging pins 21 move from the initial position to the target position according to a target charging pin interval, and obtain a target number of rotations of the motor 11 from the first number of rotations and the second number of rotations.

It should be noted that the motor 11 is the above power device, and is used for providing motive power. The controller 4 does not need to start the control of the charging pin 21 from a fixed initial position, and the controller 4 may calculate the number of rotation rotations of the motor 11 corresponding to the initial position to the current position and may calculate the number of rotation rotations of the motor 11 corresponding to the position from the initial position to the target position so as to determine the target number of rotations of the motor 11 required from the current position to the target position using the difference therebetween.

In addition, since the rotation of the motor 11 has directions including the normal rotation and the reverse rotation, the direction of the rotation can be determined by the positive or negative of the difference of the numbers of rotations.

In this embodiment, the number of revolutions of the motor 11 required to be rotated from the current position to the target position is obtained by the difference in the number of revolutions of the motor 11 rotated between the initial position and the current position and between the initial position and the target position, and the adjustment to the target position from any state can be conveniently realized.

On the basis of any of the above embodiments, the output end of the motor 11 is connected to the moving block 123, and the moving block 123 is used for outputting linear movement.

The moving block 123 is hinged to one end of the connecting rod 124, the charging pin 21 is hinged to the other end of the connecting rod 124, and the charging pin 21 is matched with the limiting device for limiting the linear movement of the charging pin 21.

The moving block 123 is driven by the motor 11 to move linearly, and the moving block 123 may be a slider on a lead screw, or the motor 11 may be a linear reciprocating motor.

On the housing of the charger or at a fixed position inside the housing, there is provided a stopper for limiting the moving stroke of the charging pins 21 to a linear movement so as to correspond to the relative approach or separation of two or more charging pins 21.

On the basis of the above embodiment, the two connecting rods 124 are symmetrically hinged to two sides of the moving block 123, the other ends of the connecting rods 124 are hinged to the corresponding charging pins 21, and the moving direction of the charging pins 21 is perpendicular to the moving direction of the moving block 123.

It should be noted that, the connecting rods 124 and the charging pins 21 are symmetrically disposed on both sides of the moving block 123, so that the two charging pins can be symmetrically moved closer to or away from each other, and further, the moving direction of the charging pins 21 is perpendicular to the moving direction of the moving block 123, so that the two charging pins 21 can be stably controlled by one moving block 123.

On the basis of the above embodiments, the present application provides a second specific embodiment, wherein the moving block 123 is connected to the screw 122 in a threaded manner, the screw 122 is connected to the output end of the gear transmission assembly 121, and the gear transmission assembly 121 is connected to the output end of the motor 11 in a transmission manner.

It should be noted that the transmission 12 includes a gear assembly 121 and a screw 122, and the transmission accuracy can be increased through the transmission formed by the screw thread and the tooth profile.

Specifically, the controller 4 includes: the device comprises a corresponding module and an acquisition module.

The corresponding module is connected with the acquisition device 3 and is used for determining the target charging pin interval according to the type; the corresponding module may be a memory, and stores the matching relationship between the type of the device to be charged 9 and the target charging pin pitch. The type in this application includes the kind, brand, the model etc. of waiting to charge equipment 9 to and the model etc. of the interface that charges, can only confirm a target needle interval of charging through the type.

The acquisition module is connected with the corresponding module and the detection device and is used for acquiring a first turn number n according to the distance between the target charging pins and the distance between the charging pins 21 at the current position₁And a second number of revolutions n₂And acquiring a target revolution number n;

n＝|n₁-n₂|；

wherein, the initial position is the parallel state of the connecting rod 124 and the screw 122, and the current charging pin interval is L₁With a target charging pin spacing of L₂；

I is the transmission ratio of the gear transmission assembly 121, S is the pitch of the screw 122, L is the length of the connecting rod 124, and h is the distance from the hinge point of the moving block 123 and the connecting rod 124 to the screw 122.

It should be noted that, considering that the transmission order of the gear transmission assembly 121 can be changed, the transmission ratio of the gear transmission assembly 121 here refers to: the gear transmission assembly 121 is connected with the position of the output end of the motor 11 and the transmission ratio of the output position of the gear transmission assembly 121.

Referring to fig. 19, wherein L is the length of the connecting rod 124, and the distances between the moving blocks and the hinge point of the connecting rod are also the charging pins 21 to 1231.

As can be understood from the relationship in fig. 20, the pitch of the charging pins: l is₁＝2*(h+H)。

It should be noted that, in the present embodiment, the method of passing L is provided₁Or L₂The method for acquiring the corresponding motor revolution can also be realized by pre-storing L₁Or L₂And when the corresponding motor revolution is used, the motor revolution is obtained by inquiring the corresponding relation.

While the foregoing embodiments have described the determination of the rotational direction of the motor 11, the present application also provides a determination of the passing of a target charging pin pitch.

Alternatively, the transmission 12 includes a screw 122 and a moving block 123, and the moving block 123 is screwed on the screw 122. The rotating force output by the motor 11 drives the gear transmission assembly 121 and further drives the screw 122 to rotate, and the screw 122 drives the moving block 123 to move linearly under the condition that the moving block 123 is limited to rotate. Specifically, the moving block 123 may be sleeved on a limit structure that can only allow it to move back and forth, so as to limit its rotation. Accurate transfer can be achieved by means of the screw 122, a gear drive.

In a specific embodiment, the motor 11 drives the screw 122 to rotate through a gear transmission with a first gear ratio of 0.25 to realize speed reduction and torque increase. Motor 11 adopts servo micromotor, the revolution that can accurate control motor to through gear screw's drive ratio and connecting rod and slider structure motion conversion relation, can carry out accurate control and regulation to the motion.

On the basis of the above embodiment, the controller 4 further includes a comparing module, connected to the obtaining module, for obtaining the value according to L₁And L₂Determines the rotation direction of the motor 11 and sends it to the controller 4.

Specifically, if L₁>L₂The motor 11 rotates in a direction of expanding the pitch of the charging pins, and in the embodiment of the present application, the motor is temporarily in a forward direction; correspondingly, if L₁<L₂The motor 11 is rotated in a direction to reduce the pitch of the charging pins, and in the embodiment of the present application, is temporarily reversed. If L is₁＝L₂The motor 11 does not need output and can be stopped or remain stopped.

On the basis of the above embodiment, the acquiring device 3 is a voice acquiring device or an image acquiring device, and/or the controller 4 is connected to a speaker for performing voice prompt after the charging pin 21 is moved into position or charging is completed.

The voice acquisition device can specifically adopt a micro MIC, control elements such as a button and the like do not need to be arranged outside the charger, and control is only needed to be achieved through voice. The voice control mode, the circuit structure and the like can be specifically referred to the intelligent interactive control technology in the prior art.

In the present application, the number of the moving blocks 123 and the number of the charging pins 21 connected to the moving blocks 123 are not limited, and two or more charging pins 21 may be connected to one connecting block 123 to form synchronous control of a plurality of charging pins 21.

Optionally, the moving block 123 is connected with at least two connecting rods 124, and the moving block 123 is hinged with the corresponding connecting rod 124 through a connecting pin 126.

At least two connecting rods 124 are respectively hinged with the corresponding charging pins 21, so that in the moving process of the moving block 123, the two charging pins 21 are driven to synchronously approach or separate.

On the basis of any one of the above embodiments, the limiting device includes a guiding slider 125, the casing of the charger is provided with a guiding slider slideway 52 matched with the guiding slider 125, the charging pin 21 is arranged on the guiding slider 125, and the charging pin 21 or the guiding slider 125 is hinged to a connecting rod 124; a charging pin slide passage hole 51 for facilitating the extension of the charging pin 21 is provided in the guide slide passage 52.

Specifically, referring to fig. 5, the charging pin 21 is disposed on the guide slider 125, the charging pin 21 or the guide slider 125 is hinged to the connecting rod 124, and the other end of the connecting rod 124 is hinged to the moving block 123. The guide slider 125 is fitted to the guide slider slide 52 provided on the housing, and the guide slider 125 slides along the inside of the guide slider slide 52, thereby restricting the stroke of the guide slider 125.

The guide slider slide 52 is preferably a groove in which the charging pin slide hole 51 is provided so that the charging pin 21 can be extended.

Adopt the complex mode of connecting rod 124, movable block 123 to drive in this application and charge needle 21 and remove to carry out the spacing that removes through the slide, can realize higher precision in the removal and the location of charging needle 21.

In addition, the rotation of the screw 122 drives the moving block 123 to move linearly, the charging pin 21 and the guide slider 125 can only move linearly perpendicular to the moving direction of the moving block 123 under the limited action, so that the two connecting rods 124 rotate to realize motion transmission, and the motion among the three parts can be obtained through a trigonometric function relationship.

In a specific embodiment, the servo motor, the screw 122 and the transmission structure are adopted, so that the position of the charging needle 21 can be accurately controlled.

On the basis of the above embodiment, the guide slider chute 52 is provided with the charging pin chute hole 51 for facilitating the extension of the charging pin 21.

Alternatively, the housing may be the upper case 5 in fig. 1, and the guide slider rails 52 are provided on the inner surface of the upper case 5. Alternatively, other limiting structures may be implemented in addition to the guide slider slide 52.

In any of the above embodiments, the end of the charging pin 21 contacts the charging electrode 22, the charging electrode 22 is connected to the power supply 24 through the connection terminal 23, the charging electrode 22 and the connection terminal 23 are both provided on the floating mount 26, and the charging electrode 22 is held in contact with the charging pin 21 by the elastic force of the floating mount 26.

In the charging device 2, a power supply 24 is connected with the charging pin 21 through a connecting terminal 23 and a charging electrode 22 to supply power to the charging pin 21. The charging electrode 22 is connected to one end of a connection terminal 23, and the other end of the connection terminal 23 is connected to a power supply 24. The power supply 24 may be a battery, an ac power supply, or a rechargeable power supply, and if the power supply is a self-contained rechargeable battery, the battery may be charged in a state of being connected to the power supply, or may have a certain endurance charging capability in a field environment.

The floating mount 26 is an elastic device, on which the charging electrode 22 and the connection terminal 23 are disposed, and the floating mount 26 can drive the charging electrode 22 to move to the side where the charging pin 21 is disposed through its own elastic expansion and contraction, so that the charging electrode 22 maintains a contact state with the charging pin 21. The floating mount 26 is provided to provide a buffer for the charging pin 21, and to prevent the charging pin 21 from causing a hard damage of a double-pressing when contacting the device to be charged 9.

Optionally, the charging electrode 22 and the connection terminal 23 may be pre-embedded and injection-molded on the floating mount 26 in an insert injection molding manner, and specifically, the charging electrode 22 should be disposed on the surface of the floating mount 26.

Optionally, the floating mount 26 includes a spring mount 271, an electrode slider 27, and a spring.

The spring mounting seat 271 is disposed at a fixed position inside the housing, for example, on the middle plate 6, the electrode slider 27 is sleeved on the spring mounting seat 271, and the two are connected by a spring, so that the electrode slider 27 has a certain floating space along the length direction of the spring mounting seat 271 (the elastic expansion direction of the spring). In the rest state, the charging electrode 22 on the floating mount 26 abuts against the charging pin 21.

In addition, the maximum pressing stroke of the electrode slider 27 is limited by the expansion limit state of the spring, and the guide slider 125 is prevented from falling off the guide slider slide 52 of the upper case 5.

On the basis of the above embodiment, the inside of the housing is provided with a limiting slide way 28 for limiting the sliding direction of the floating installation seat 26.

It should be noted that the limiting slide 28 may be disposed on the upper case 5 or on a fixed surface inside the case.

Optionally, during the floating process of the floating mount 26, the guide slider 125 and the limit slide 28 are also in limit arrangement. Besides the elastic floating stroke limitation of the floating installation seat 26, the limiting slide 28 can limit the guiding slide 125 above the floating installation seat 26 during the telescopic floating process of the floating installation seat 26, so as to ensure that the guiding slide does not exceed the limit positions at both sides.

Optionally, the side surface of the guide slider 125 and the side surface of the guide slider slideway 52 form a slideway;

optionally, the top surface of the guide slider 125 cooperates with the top surface 52 of the guide slider runner to form a top stop for the overall floating conductive structure.

On the basis of the above embodiment, the limit slide 28 comprises an L-shaped plate member or v 21274, the concave side of which is used for limit contact with the floating mount 26.

Referring to fig. 12, fig. 12 respectively includes an L-shaped plate at an upper position and a v-shaped plate at a lower position 21274, and both forms can achieve the effect of limiting. Optionally, other existing limiting forms can be arranged on the position of the upper shell 5 according to actual needs.

Alternatively, the charging pin 21 and the guide slider 125 are connected by insert molding.

It should be noted that the charging pin 21 is hinged to the connecting rod 124, but may have a certain floating space in the vertical direction, that is, even if the charging pin 21 is fixedly connected to the guide slider 125, when the charging pin 21 is pressed by the device to be charged 9, the charging pin 21 may move downward a small distance together with the guide slider 125, and at the same time, the floating mount 26 may buffer the pressure.

On the basis of any of the above embodiments, the housing is provided with an intermediate plate 6, one side of the intermediate plate 6 is provided with the motor 11, and the other side of the intermediate plate is provided with the power supply 24.

The intermediate plate 6 is also referred to as a center frame and serves to support the internal components at a central position of the housing.

The shell adopts a design of a two-chamber structure, the upper part in the shell mainly comprises a motor 11 and a transmission device 12, and the middle plate 6 is a main supporting piece of the motor and the transmission device; below the housing is a chamber formed between the intermediate plate 6 and the lower housing 7 primarily for mounting the power supply 24 and the controller 4.

The power supply 24 (an internal power supply and an external power supply) and the driving device 1 are arranged in an isolation mode and are respectively arranged in the two chambers, so that the safety can be effectively guaranteed.

The housing in this application includes an upper housing 5 and a lower housing 7, and in order to achieve stable connection with the device to be charged, a connection device, such as a binding band 8, a hook and loop fastener or other fixing structure, is disposed on the upper housing 5 or the lower housing 7, please refer to fig. 2 and fig. 3, wherein the device to be charged 9 is connected to the upper housing 5 through the binding band 8, so as to achieve stable fixation with adjustable tightness.

Adopt elasticity magic subsides, magic hasp or bandage 8 to fix by battery charging outfit, this mode has extensive adaptability and fixed reliable of structure to the structure.

A sound hole 53 is formed in the upper case 5 or the lower case 7, an obtaining device 3, i.e., an MIC radio device, is disposed at a position corresponding to the sound hole 53, and the obtaining device 3 is connected to the controller 4, thereby transmitting received audio data to the controller 4.

Considering that the types of charging interfaces of the USB charging device and other devices are different, the USB interface 54 is further disposed at the upper shell 5 or the lower shell 7, the USB interface 54 is connected to the USB module built in the shell, and the USB module is further connected to the power supply 24, so as to facilitate the charging operation of the device to be charged 9 provided with the USB interface.

Referring to fig. 14 to 18, the pickup device 3 is first placed in the sound hole 53, and then the driving device 1 and the intermediate plate 6 are mounted, and the floating mount 26 and the power supply are mounted.

Then, after the mounting, the positional relationship is adjusted, and the intermediate plate 6 is stably connected to the fixed position inside the housing, so that the charging pins 21 can be surely extended from the charging pin passage holes 51.

The middle plate 6 and the USB module 25 may be provided with screw mounting holes 10 for mounting by bolts or screws.

Then, the USB module 25 is mounted to the upper case 5 by two or more screws, and the USB module 25 is connected to a power source or a battery.

The controller 4 (also called as a main control board) is mounted on the lower shell 7 and can be mounted through the screw mounting holes 10 and screws, the controller 4 is connected with the power supply 24 and the interfaces of the USB module 25 through the Flexible Printed Circuit (FPC), and after the USB module 25 and other structures are mounted in place, the lower shell 7 is buckled to package the charger and is fixed by a fixing device, such as screws. Mounting posts for engaging the respective screws are provided at respective positions of the upper case 5, and the mounting posts can also stabilize the mounting positions of the respective components.

The installation mode can stabilize the structure inside the shell, and the installation mode can not generate internal movement.

In addition to the charger provided in each of the above embodiments, the present application also provides a control method of the above charger, where the method is applied to the charger in any one of the above embodiments, and the control method of the charger includes:

step S1, the controller 4 controls the obtaining device 3 to obtain the type of the device to be charged 9, and sends the type to the controller 4;

step S2, the controller 4 obtains a corresponding target charging pin interval according to the type;

in step S3, the controller 4 controls the position adjustment of the charging pins 21 to meet the target charging pin pitch.

On the basis, in the case where the charger includes the detection device, the controller controls the position adjustment of the charging pin in step S3, including:

step S31, acquiring the current distance between the charging pins;

and step S32, determining the adjustment direction and distance of the control charging pins according to the relation between the current charging pin spacing and the target charging pin spacing.

The application also provides a control method of the charger, which is applied to the chargers corresponding to the first specific embodiment and the second specific embodiment, that is, the charger further comprises a detection device connected to the controller 4 and used for detecting the current charging pin interval of the charging pins 21 at the current position, and the controller 4 drives the charging pins 21 to move through the motor 11;

the controller 4 may obtain a first number of rotations that the motor 11 needs to output when the charging pin 21 moves from the initial position to the current position according to the current charging pin interval, may also obtain a second number of rotations that the motor 11 needs to output when the charging pin 21 moves from the initial position to the target position according to the target charging pin interval, and obtains the steering and target numbers of rotations of the motor 11 from the first number of rotations and the second number of rotations.

The control method for the charger comprises the following steps:

step S11, the controller 4 controls the obtaining device 3 to obtain the type of the device to be charged 9, and sends the type to the controller 4; the control detection device acquires the current charging pin distance and sends the current charging pin distance to the controller 4;

step S12, the controller 4 obtains a corresponding target charging pin interval according to the type;

step S13, the controller 4 obtains the motor revolution and the rotation direction of the motor 11 according to the current charging pin interval and the target charging pin interval;

in step S14, the controller 4 controls the output of the motor 11 according to the motor rotation number and the rotation direction.

Referring to fig. 19, fig. 19 is a flow chart of a system for controlling a charger.

Because the acquiring device 3 of the present application may be a voice acquiring device, the control method may be triggered to be turned on by receiving a voice of a user, or when the acquiring device 3 is an image acquiring device, an image may be acquired in real time, and when a relevant image is acquired, the controller 4 is triggered to operate, and the relevant voice and image are sent to the controller 4. Wherein the step of acquiring the image may refer to a structure of code scanning of the electronic device.

After the controller 4 acquires the type of the device to be charged 9, the current distance between the charging pins can be acquired, after the controller 4 acquires the target distance between the charging pins and the current distance between the charging pins of the adjustment target, the steering direction of the motor 11 can be determined by using the target distance between the charging pins and the current distance between the charging pins, and meanwhile, the number of revolutions of the motor, which is corresponding to the target distance between the charging pins and is moved to the place from the initial position, is calculated respectively, so that the number of revolutions of the motor, which is required when the current position is moved to the target position corresponding to the target distance between the charging pins, is obtained, the motor 11 is controlled to output, after the adjustment is finished, the user is informed of the adjustment to the place, and the installation operation of the device to be charged can be performed.

Referring to fig. 19, in the first step, the starting point is to receive a voice command from a user (or to obtain an image of a device), which is equivalent to a wake-up function, for example, charging the a bracelet, and completing the wake-up function through micro Mic input.

And secondly, confirming the product model, acquiring the type of the device to be charged 9 by the controller 4, and retrieving the target charging pin interval corresponding to the prestored product model, brand and the like in the storage by the controller 4. The target charging pin spacing for a range of product models may be stored in the memory of the device by being universal voice interaction.

Thirdly, the retrieval equipment confirms the target charging needle distance L of the preset model₁And when the controller 4 confirms the product model or the corresponding target charging pin interval, the detection of the current state of the charging pins 21 is activated, and the current charging pin interval L is acquired₂

The movement from the initial position of the slideway (the state that both connecting rods 124 are parallel to the screw 122, and the guide slide 125 connected with the two charging pins 21 is in the middle position and in the tight state at the moment, so the vertical zero position is also called) to the L position is obtained₁、L₂Corresponding to the number of turns n of the stepping motor 11 to be rotated₁And n₂The data may be calculated in real time, or the corresponding relationship between L and n may be stored in the memory of the system in advance.

The fourth step of comparing L₁Decrease L₂The value of (d) and the magnitude of zero.

If L is₁-L₂If the current position is equal to the target position, the motor 11 stop command is directly issued.

If L is₁-L₂>0, the motor 11 forward rotation command is sent. The motor 11 rotates forward to expand the space between the charging pins 21 and send n motor rotations to the motor 11₁、n₂The maximum value between the two minus the minimum number of turns.

If L is₁-L₂<0, the motor 11 reverse rotation command is issued. The motor 11 is reversely rotated so that the interval of the charging pins 21 is reduced and the number of motor rotations n is transmitted to the motor 11₁、n₂The maximum value between the two minus the minimum number of turns.

And fifthly, sending a motor stop instruction after the motor rotates to the specified number of rotation turns. And ending the process after the motor 11 stops rotating. At this time, the charger may inform the user that the device has been adjusted in place through the speaker, and the installation of the device to be charged 9 may be performed.

The control method of the charger has the advantages that the previous state is memorized, the reset is not needed after the use of each time is completed, the difference between the distance between the current charging pins 21 and the distance between the charging pins 21 at the target position can be directly compared, and therefore the quick switching of the charging mode is achieved through the shortest motor driving steps and time. From the energy-saving perspective, this approach is most power-saving, and can greatly improve the cruising ability of the device, and the above structure and control approach can save the operation time of the user.

The speaker connection controller 4 in this application can also carry out voice interaction, and equipment electric quantity is reminded, is full of operations such as warning.

The present application provides a structure, a connection mode, an installation mode, and a control method of a charger, and please refer to the prior art for the structure, the operation mode, and the like of other parts of the charger, which is not described herein again.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The charger and the charger control method provided by the invention are described in detail above. The principles and embodiments of the present invention have been described herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A charger is characterized by comprising a charging device (2), an acquisition device (3) and a controller (4), wherein the distance between a plurality of charging pins (21) of the charging device (2) is adjustable, the controller (4) is connected with the charging pins (21), the acquisition device (3) is used for acquiring the type of equipment (9) to be charged and sending the type to the controller (4), and the controller (4) adjusts the positions of the charging pins (21) according to the target charging pin distance corresponding to the type;

the device also comprises a detection device connected with the controller (4) and used for detecting the current charging needle distance of the charging needles (21) at the current position;

the controller (4) drives the charging needle (21) to move through a motor (11);

the controller (4) is used for obtaining a first revolution number which is required by the motor (11) to output when the charging pins (21) move from the initial position to the current position according to the current charging pin interval, obtaining a second revolution number which is required by the motor (11) to output when the charging pins (21) move from the initial position to the target position according to the target charging pin interval, and obtaining a target revolution number of the motor (11) according to the first revolution number and the second revolution number.

2. The charger according to claim 1, wherein the output end of the motor (11) is connected with a moving block (123), and the moving block (123) is used for outputting linear movement;

the moving block (123) is hinged to one end of the connecting rod (124), the charging needle (21) is hinged to the other end of the connecting rod (124), and the charging needle (21) is matched with the limiting device to enable the charging needle (21) to move along a straight line.

3. The charger according to claim 2, wherein the two connecting rods (124) are symmetrically hinged to two sides of the moving block (123), and the other ends of the connecting rods (124) are hinged to corresponding charging pins (21), and the moving direction of the charging pins (21) is perpendicular to the moving direction of the moving block (123).

4. The charger according to claim 3, wherein the moving block (123) is in threaded connection with a screw (122), the screw is connected with an output end of a gear transmission assembly (121), and the gear transmission assembly (121) is in transmission connection with an output end of the motor (11); the controller (4) includes:

the corresponding module is connected with the acquisition device (3) and is used for determining the distance between the target charging pins according to the type;

n=|n₁-n₂|；

wherein the initial position is a state that the connecting rod (124) is parallel to the screw (122), and the current charging pin interval is L₁The target charging needle interval is L₂；

I is the transmission ratio of the gear transmission assembly (121), S is the screw pitch of the screw (122), L is the length of the connecting rod (124), and h is the distance from the hinge point of the moving block (123) and the connecting rod (124) to the screw (122).

5. Charger according to claim 4, characterized in that said controller (4) further comprises a comparing module connected with said acquisition module for determining said L₁And L₂And (3) determining the rotation direction of the motor (11) and sending the rotation direction to the controller (4).

6. Charger according to claim 1, characterized in that the acquisition means (3) are voice acquisition means or image acquisition means and/or in that the controller (4) is connected to a speaker for voice prompt after the charging pin (21) has been moved into position or charging is completed.

7. Charger according to any of claims 2 to 5, characterized in that the limiting device comprises a guide slider (125), the casing of the charger is provided with a guide slider slide (52) cooperating with the guide slider (125), the charging pin (21) is provided on the guide slider (125), the charging pin (21) or the guide slider (125) is hinged to the connecting rod (124);

a charging needle slide way hole (51) which is convenient for the charging needle (21) to extend out is arranged in the guide slide way (52).

8. A control method of a charger, which is applied to the charger according to any one of claims 1 to 7, the control method of the charger comprising:

the controller (4) controls the acquisition device (3) to acquire the type of the equipment (9) to be charged and sends the type of the equipment to be charged to the controller (4);

the controller (4) obtains a corresponding target charging pin interval according to the type;

the controller (4) controls the position adjustment of the charging pins (21) to meet the target charging pin pitch.

9. A control method of a charger, applied to the charger according to any one of claims 1 to 7, the control method of the charger comprising:

the controller (4) controls the acquisition device (3) to acquire the type of the equipment (9) to be charged and sends the type of the equipment to be charged to the controller (4); the controller (4) controls the detection device to obtain the current charging needle distance of the current charging needles (21) and sends the current charging needle distance to the controller (4);

the controller (4) acquires the motor revolution and the rotation direction corresponding to the motor (11) according to the current charging needle distance and the target charging needle distance;

the controller (4) controls the output of the motor (11) according to the number of revolutions and the rotating direction of the motor.