CN213754109U

CN213754109U - Wireless charger with vehicle-mounted magnetic attraction belt clamp

Info

Publication number: CN213754109U
Application number: CN202022474034.8U
Authority: CN
Inventors: 李杰聃
Original assignee: Shenzhen Mgctech Co ltd
Current assignee: Shenzhen Mgctech Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-20
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a wireless charger of on-vehicle magnetism suction strip clamp, including the casing, locate two electronic arm lock of casing both sides, receive the control signal drive of user's input electronic arm lock is opened and is pressed from both sides tight actuating mechanism, locate power and the wireless charging mechanism in the casing, wireless charging mechanism is including locating the inboard wireless charging coil of casing upper surface, wireless charger is still including the suit in the wireless charging coil is used for adsorbing the magnet circle of the cell-phone of taking magnet all around. The utility model discloses have the wireless function of charging, and the casing is controlled electronic arm lock and magnetism and is inhaled and can be made the cell-phone that has magnet more firmly by fixed ground, avoids the risk that the cell-phone dropped, and easy operation has improved driving safety nature greatly.

Description

Wireless charger with vehicle-mounted magnetic attraction belt clamp

Technical Field

The utility model relates to a support that charges, in particular to wireless charger of area clamp is inhaled to on-vehicle magnetism.

Background

With the popularization of smart phones, smart phones have appeared in various living places all the time and all the time, and various inconveniences also exist.

In the prior art, a vehicle-mounted mobile phone support is provided for a driver to use a mobile phone in a vehicle conveniently, and in view of various external forces of the vehicle in the running process, in order to fix the mobile phone on the vehicle well, a clamping mechanism is generally adopted for clamping the mobile phone by the vehicle-mounted mobile phone support.

The existing clamping mechanism generally adopts a mode of clamping walls at two sides and a bottom support at the bottom to limit the mobile phone, so that the volume of a vehicle-mounted mobile phone support is larger.

In addition, when the driver fixes the mobile phone, a charging wire needs to be inserted into the mobile phone, so that the operation time of the driver can be wasted, and the traffic safety risk is increased.

Therefore, how to provide a vehicle-mounted wireless charger with a holder, which has a compact structure and can charge a mobile phone at the same time, is an urgent technical problem to be solved in the industry.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve among the above-mentioned prior art on-vehicle cell phone stand size great, and can not the technical problem who charges, provide a wireless charger of area clamp is inhaled to on-vehicle magnetism.

The utility model provides a wireless charger of area clamp is inhaled to on-vehicle magnetism, including the casing, locate two electronic arm lock of casing both sides, the control signal drive of receiving user's input electronic arm lock is opened and is pressed from both sides tight actuating mechanism, locate power and the wireless charging mechanism in the casing, wireless charging mechanism is including locating the inboard wireless charging coil of casing upper surface, wireless charger still includes the suit and is in wireless charging coil is used for adsorbing the magnet circle of the cell-phone of taking magnet all around.

Further, the drive mechanism includes: the touch control device comprises a touch key and a touch circuit for receiving a control signal input by a user, a drive circuit connected with the touch circuit, a motor connected with the drive circuit, and a gear sleeved on an output shaft of the motor.

Furthermore, the electric clamping arm comprises an arm clamping part, and a rack and a limiting strip which are arranged on one side of the arm clamping part in parallel; the racks of the two electric clamping arms are parallel to each other and clamp the gear between the two racks, and the limiting strips of the two electric clamping arms respectively clamp the two racks between the two limiting strips.

Further, the power supply includes an electrical energy reservoir connected to the drive circuit.

Further, wireless charging mechanism still includes through wireless charging coil response cell-phone is placed on the wireless charger and switch on drive circuit with the detection circuitry of wireless charging coil.

Furthermore, the lower surface of the shell is provided with a universal joint fixing groove protruding out of the lower surface of the shell.

Furthermore, the motor protrudes out of the lower surface of the shell, and the height of the motor is smaller than or equal to that of the universal joint fixing groove.

Further, the motor is a stepping motor capable of being powered off and self-locked.

Further, the touch circuit comprises a memory chip and a counter.

Further, the power supply also comprises a power supply interface which can be connected with the wireless charger and an external power supply.

Compared with the prior art, the utility model discloses the structure is compacter, has cancelled the collet among the current on-vehicle cell phone stand, adopts the setting to adsorb the cell-phone at wireless charging coil outlying magnet circle to make the volume of the wireless charger of tape support further reduce. The utility model discloses the operation is also very simple, can realize placing cell-phone self-holding cell-phone, still can press from both sides tightly or loosen through touch key adjustment cell-phone, has saved driver's operating time, greatly reduced the safety problem of driving the in-process. Simultaneously the utility model discloses owing to adopt be wireless mode of charging for the cell-phone need not extra wiring again and charges.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic front view of the wireless charger of the present invention;

fig. 2 is a schematic back view of the wireless charger of the present invention;

fig. 3 is an exploded view of the wireless charger of the present invention;

fig. 4 is a circuit block diagram of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The principles and structure of the present invention will be described in detail below with reference to the accompanying drawings and examples.

As shown in fig. 1, the wireless charger of the vehicle-mounted magnetic belt clip of the present invention mainly comprises a housing 1 and two electric clamping arms 2 disposed on two sides of the housing 1 when viewed from the front.

As shown in fig. 2 to 4, the housing of the wireless charger includes a decorative plate 101 as an upper surface of the housing, the decorative plate is mounted on a face shell 102, a bottom shell 105 is clamped with the face shell 102 to form a housing 1 with a cavity, and a driving mechanism, a power supply and a wireless charging mechanism are further arranged in the housing 1.

The driving mechanism is used for receiving a control signal input by a user and driving the electric clamping arm 2 to open or clamp. The drive mechanism specifically includes a touch key 3, a touch circuit 4, a drive circuit 5, a motor 6, and a gear 7. Wherein the touch key 3 is specifically mounted on the top of the housing, as can be seen from the back view of fig. 3, the touch circuit 4 is capable of sensing whether the touch key 3 is touched and generating a driving signal. When a driver needs to operate the mobile phone, the touch circuit 4 can sense corresponding signals and generate driving signals by touching the touch key 3, the touch circuit 4 is directly connected with the driving circuit 5, the driving signals generated by the touch circuit 4 are sent to the driving circuit 5, and the driving circuit 5 controls the electric clamping arm 2 to loosen or clamp the mobile phone after receiving the driving signals.

Specifically, the touch key 3 is communicated with the touch circuit 4 through the electric sheet 104, the touch circuit 4 is provided with a touch IC which can detect whether the touch key 3 is touched, when the touch key 3 is touched for the first time, the driving signal generated by the touch circuit 4 is sent to the driving circuit 5, the driving circuit 5 controls the electric clamping arm 2 to clamp the mobile phone, and when the touch key 3 is touched again, the driving signal generated by the touch circuit 4 is sent to the driving circuit 5, the driving circuit 5 controls the electric clamping arm 2 to release the mobile phone.

Correspondingly, the touch circuit 4 is further provided with a memory IC (i.e. a memory chip) and a counter, the counter is used for determining the number of times the touch key 3 is touched, and the memory chip is used for recording the driving signal sent after the touch key 3 is touched last time. When the driving circuit 5 controls the electric clamping arm 2 to clamp the mobile phone, the output shaft of the motor 6 is controlled to rotate along the first direction, and when the driving circuit 5 controls the electric clamping arm 2 to loosen the mobile phone, the output shaft of the motor 6 is controlled to rotate along the direction opposite to the first direction, so that the mobile phone is loosened.

In a specific embodiment, the motor 6 of the electric clamping arm 2 adopts a stepping motor capable of being powered off and self-locked, and due to the characteristics of the stepping motor, after the electric clamping arm 2 of the stepping motor clamps the mobile phone, the stepping motor can realize self-locking, and after the stepping motor is self-locked, the left electric clamping arm and the right electric clamping arm 2 can be fixed, so that the mobile phone can be well fixed even if the automobile runs and jolts, and the risk that the mobile phone drops from a wireless charger is greatly reduced. Meanwhile, the service life of the stepping motor can be prolonged due to the self-locking function of the stepping motor.

The specific structure of each electric clamping arm comprises a clamping arm part, a rack and a limiting strip which are parallel to each other, wherein the rack and the limiting strip which are parallel to each other are arranged on one side of the clamping arm part, a certain distance is arranged between the rack and the limiting strip, and the rack and the limiting strip are perpendicular to the plane where the clamping arm part is located on the whole. The racks of the two electric clamping arms 2 are parallel to each other and clamp the gear 7 on the output shaft of the motor 6 between the two racks, and the limiting strips of the two electric clamping arms 2 respectively clamp the two racks between the two limiting strips. Under initial state, drive gear towards first direction when motor 6 and rotate, the gear can drive the rack of both sides and move towards opposite direction and keep away from each other, and the spacing strip of electronic arm lock then leans on the rack outside of other side and moves to make electronic arm lock open. When the motor 6 drives the gear 7 to rotate towards the direction opposite to the first direction, the gear drives the racks on the two sides to move towards the opposite direction again and approach each other, and the same limiting strips can act simultaneously, so that the electric clamping arm 2 is clamped.

The utility model discloses a wireless charging mechanism includes wireless charging coil 8 and detection circuitry 9. The wireless charging coil is disposed inside the upper surface of the case, i.e., inside the decorative plate 101. Detection circuitry 9 places on wireless charger and switch on drive circuit 5 and wireless charging coil 8 through wireless charging coil 8 response cell-phone. When wireless charging coil 8 confirms that there is the cell-phone to place, detection circuitry 9 can detect through wireless charging coil 8 that the cell-phone is placed to produce detected signal. When the cell-phone has the charging coil, the charging coil on the cell-phone can be sensed to wireless charging coil 8, and detection circuitry 9 confirms placing of cell-phone according to its response, and when the cell-phone did not have the charging coil, metal on the cell-phone was sensed to wireless charging coil 8 to confirm placing of cell-phone. The driving circuit 5 is directly connected with the detection circuit 9, when the detection circuit 9 generates a detection signal, the detection signal is sent to the driving circuit 5, and after the driving circuit 5 receives the detection signal, the driving circuit 5 controls the electric clamping arm 2 to clamp the mobile phone, so that a fixing effect is achieved. In this embodiment, the wireless charging coil 8 is set to be one, and it can also be set to be multiple, and when the wireless charging coil 8 is set to be multiple, the detection circuit 9 detects and controls the one with the highest charging efficiency in the wireless charging coil 8 to charge the mobile phone.

The power supply of the present invention comprises an electric energy storage device 10 connected to the driving circuit 5 and a power interface 11. The utility model discloses do not restrict the type of power source 11, power source can be any kind's such as type-C interface, USB interface. Walk the line through inside, electric current can transmit each part after external power source connects power source 11, realize the power supply to whole wireless charger, simultaneously, electric accumulator 10 is also electrically connected to electronic arm lock 2, electric accumulator 10 is when power source 11 switches on external power source, can store certain electric quantity, when power source 11 and external power source disconnection, electric accumulator 10 can continue to charge for the cell-phone and for the electronic arm lock 2 power supply of drive, prolong electronic arm lock 2's live time, continue to realize the control of electronic arm lock 2 to the cell-phone, be favorable to driver's safe handling at the driving in-process, wherein, electric accumulator 10 can be electric capacity or battery, power source 11 is connected with the drive circuit electricity.

The magnet ring 12 for adsorbing the mobile phone with the magnet is sleeved on the periphery of the wireless charging coil 8 and fixed through the annular coil cover 107, so that the thickness of the wireless charger cannot be increased. When a user presses the touch key 3 to open the electric clamping arm 2, the magnet ring 12 can adsorb and fix the mobile phone, then the touch key 3 is pressed down to clamp the mobile phone by the electric clamping arm 2, and when a driver needs to take down the mobile phone, the touch key 3 is pressed down to open the electric clamping arm 2, so that the mobile phone can not drop, and the driver can take down the mobile phone by applying force slightly. Through the drive of motor 6, can drive simultaneously about electronic arm lock 2 removes, realize controlling electronic arm lock 2 and press from both sides tightly and loosen cell-phone and magnet circle 12 and hold the cell-phone of taking magnet, improve the car and rock the problem that the cell-phone easily drops.

The housing 1 is further provided with a universal joint fixing groove 13 protruding from the lower surface thereof. That is, the rear surface of the bottom case 105 is further provided with a universal joint fixing groove 13. The motor 6 also protrudes from the lower surface of the housing 1, and the protruding height of the motor 6 is less than or equal to the height of the universal joint fixing groove 13. Through the mode of hiding motor 6 at the drain pan back to the thickness of wireless charger has further been reduced. An output shaft of the motor 6 is provided at a lower portion of the bar 106, and a gear 7 connected to the output shaft of the motor 6 penetrates the bar 106. The circuits such as the drive circuit and the detection circuit are mounted on the circuit board 103.

The following is to the utility model discloses a concrete use explains, when the driver uses on-vehicle wireless charger, arrange the upper surface of wireless charger in with the cell-phone, detection circuitry 9 detects the cell-phone through wireless charging coil 8 and places, then produce drive signal, and give drive circuit 5, drive circuit 5 receives the operation of control motor 6 behind the drive signal, motor 6 operation drives gear 7 and rotates, thereby two rack motions of drive electronic arm lock 2, two electronic arm lock 2 motions about two rack motions drive respectively, and simultaneously, two electronic arm lock 2 move back step motor can realize the auto-lock about controlling, further fix about two electronic arm lock 2 and magnet circle hold the cell-phones, make it receive when jolting at the car, the fixed cell-phone that it also can be fine, greatly reduced the risk that the cell-phone dropped from wireless charger.

When the mobile phone needs to be further clamped, a driver touches the touch key 3, the touch circuit 4 can sense that the touch key 3 is touched, a driving signal is generated and sent to the driving circuit 5, and after the driving circuit 5 receives the driving signal, the motor 6 is controlled to continue to operate, so that the left electric clamping arm 2 and the right electric clamping arm 2 move, and the mobile phone is further clamped.

After charging is finished or a driver needs to take down the mobile phone, the touch key 3 is touched again, the touch circuit 4 can sense that the touch key 3 is touched again and generates a driving signal to be sent to the driving circuit 5, and after the driving circuit 5 receives the driving signal, the motor 6 is controlled to rotate reversely, so that the left electric clamping arm and the right electric clamping arm 2 move outwards to loosen the mobile phone, and the driver can take down the mobile phone easily after loosening the mobile phone.

The utility model discloses can self-holding with loosen the cell-phone, reduce the driver and to the operation of cell-phone at the driving in-process, greatly reduced the safety problem of driving. Simultaneously, the motor operation can drive two electric arm lock movements about respectively, magnet and have magnet cell-phone attract mutually, and wireless charging coil can realize wireless charging, directly with the charging coil response in the cell-phone and charge for it, make the driver need not reconnect the connecting wire, reduced the driver at the operating time of driving the in-process to the cell-phone.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a wireless charger of on-vehicle magnetism area clamp, includes the casing, locates two electronic arm lock of casing both sides, receives the control signal drive of user's input electronic arm lock open with the tight actuating mechanism of clamp, locate power and the wireless charging mechanism in the casing, wireless charging mechanism is including locating the inboard wireless charging coil of casing upper surface, its characterized in that, wireless charger is still including the suit the wireless charging coil is used for adsorbing the magnet circle of the cell-phone of taking magnet all around.

2. The wireless charger of the vehicle-mounted magnetically attracted belt clip of claim 1, wherein the drive mechanism comprises: the touch control device comprises a touch key and a touch circuit for receiving a control signal input by a user, a drive circuit connected with the touch circuit, a motor connected with the drive circuit, and a gear sleeved on an output shaft of the motor.

3. The wireless charger of the vehicle-mounted magnetic belt clamp according to claim 2, wherein the electric clamping arm comprises an arm clamping part, a rack and a limiting bar which are arranged on one side of the arm clamping part in parallel; the racks of the two electric clamping arms are parallel to each other and clamp the gear between the two racks, and the limiting strips of the two electric clamping arms respectively clamp the two racks between the two limiting strips.

4. The wireless charger of claim 2, wherein the power source comprises an electrical energy store connected to the drive circuit.

5. The wireless charger of claim 2, wherein the wireless charging mechanism further comprises a detection circuit for sensing the placement of a mobile phone on the wireless charger via the wireless charging coil and connecting the driving circuit with the wireless charging coil.

6. The wireless charger of claim 2, wherein the lower surface of the housing is provided with a universal joint fixing groove protruding from the lower surface of the housing.

7. The wireless charger of claim 6, wherein the motor protrudes from the lower surface of the housing and has a height less than or equal to the height of the universal joint fixing groove.

8. The wireless charger of claim 1, wherein the motor is a step motor that can be powered off and self-locked.

9. The wireless charger of claim 2, wherein the touch circuit comprises a memory chip and a counter.

10. The wireless charger of claim 2, wherein the power source further comprises a power interface for connecting the wireless charger to an external power source.