CN208630494U - A kind of vehicle-mounted bracket opened automatically - Google Patents

Abstract

A kind of vehicle-mounted bracket opened automatically, including support base, first clamp arm, second clamp arm and driving mechanism, one end of first clamp arm and second clamp arm is movably disposed in the support base, the driving mechanism includes the driver for driving first clamp arm and second clamp arm movement, the first contact jaw being mounted in the first clamp arm and the second contact jaw being mounted in the second clamp arm, first contact jaw is electrically connected with the disconnection of the second contact jaw, two input terminals of the driver are electrically connected with the first contact jaw and the second contact jaw respectively, when taking-up is clamped in the mobile terminal in the first clamp arm and the second clamp arm, circuit on the driver is connected with human contact jointly by the first contact jaw and the second contact jaw, to which the first clamp arm of control and the second clamp arm are opened.The vehicle-mounted bracket of the utility model can unclamp mobile terminal automatically, meet very much the artificial conventional action for taking out mobile terminal on vehicle-mounted bracket, can give the better user experience of user.

Description

A kind of vehicle-mounted bracket opened automatically

Technical field

The utility model relates to Cellphone Accessories technical field, in particular to a kind of vehicle-mounted bracket opened automatically.

Background technique

Vehicle-mounted vehicle-mounted bracket, can with the mode of the most comfortable come using, most brief, easy-to-use digital bracket, focus on user Experience, outstanding structure design, according to ergonomics, the participation of man-machine design concept allows user to obtain and preferably uses Family experience.

The vehicle-mounted bracket of present market is typically all to be opened by key come the clamp arm on driving arm, to take out electronics Equipment usually will cause extra movement in this way, it has not been convenient to which user takes out the electronic equipment on vehicle-mounted bracket.

Utility model content

In view of this, the present invention provides the vehicle-mounted brackets that vehicle-mounted bracket one kind is opened automatically, can unclamp movement automatically Terminal can enhance user experience.

A kind of vehicle-mounted bracket opened automatically, including support base, the first clamp arm, the second clamp arm and driving mechanism, this first One end of clamp arm and second clamp arm is movably disposed in the support base, the driving mechanism include drive first clamp arm and The mobile driver of second clamp arm, the first contact jaw for controlling driver work and for controlling driver work Two contact jaws, first contact jaw are mounted in the first clamp arm, which is mounted in the second clamp arm；It is clamped when taking out In the mobile terminal in the first clamp arm and the second clamp arm, the circuit on the driver passes through the first contact jaw and the second contact jaw Jointly with human contact and be connected, thus control the first clamp arm and the second clamp arm open.

In the embodiments of the present invention, above-mentioned first clamp arm is equipped with the first clamping part for clamping mobile terminal, Second clamp arm is equipped with the second clamping part for clamping mobile terminal, the position of the position of the first clamping part and the second clamping part It sets and is oppositely arranged first contact jaw the first clamping part is set on one end far from support base, second clamp arm setting is the Two clamping parts are on one end far from support base.

In the embodiments of the present invention, above-mentioned first clamp arm is equipped with the first rack gear connecting with the first clamping part, Second clamp arm is equipped with the second rack gear connecting with the second clamping part, which is equipped with gear, the gear and the first tooth Item and the engagement connection of the second rack gear.

In the embodiments of the present invention, above-mentioned driving mechanism includes laser probe, the laser probe be mounted on this In one clamp arm or the second clamp arm, in the second clamp arm of laser directive or the first clamp arm which issues, when mobile terminal is put It sets in vehicle-mounted bracket, the laser that mobile terminal issues laser probe blocks, which sends the signal to driver, The driver drives the first clamp arm and the second clamp arm to clamp mobile terminal.

In the embodiments of the present invention, the first clamping part is arranged in the inside close to support base in above-mentioned laser probe Upper or the second clamping part is on the inside close to support base.

In the embodiments of the present invention, be additionally provided in above-mentioned support base for mobile terminal charging transmitting coil and For detecting the detection mould group of transmitting coil Yu the mobile terminal degree of coupling, the detection mould group, transmitting coil and driver are successively electric Connection, when signal occurs to driver simultaneously for detection mould group and laser probe, which drives the first clamp arm and the second folder Arm clamps mobile terminal.

In the embodiments of the present invention, above-mentioned driving mechanism further includes the storage capacitor for saving electricity, the storage Capacitor, laser probe, transmitting coil, detection mould group and driver electrical connection.

In the embodiments of the present invention, above-mentioned detection mould group includes electronic switch and is connected for controlling electronic switch Resistance flowing resistance, the resistance flowing resistance and the transmitting coil, the electronic switch, laser probe and driver are sequentially connected electrically.

In the embodiments of the present invention, above-mentioned support base further includes circuit board, is integrated with oscillator in the circuit board With the amplifier being electrically connected with oscillator, which is mounted on the top of circuit board, and transmitting coil is electrically connected with amplifier It connects.

In the embodiments of the present invention, above-mentioned support base includes front housing, rear shell and supporting plate, the front housing and the rear shell Accommodating cavity is formed with after connection, the supporting plate and the circuit board are arranged in the accommodating cavity, which connect with the circuit board, Sliding slot is equipped between the supporting plate and the circuit board, one end of first clamp arm and second clamp arm is movably arranged at the cunning In slot.

First clamp arm of the vehicle-mounted bracket of the utility model and one end of the second clamp arm are movably disposed in support base, Driving mechanism includes the driver for driving the first clamp arm and the movement of the second clamp arm, and first clamp arm is equipped with the first contact jaw, Second clamp arm is equipped with the second contact jaw, when user's one hand takes out the mobile end being clamped in the first clamp arm and the second clamp arm When end, the first contact jaw and the second contact jaw and human contact, to control the circuit conducting on driver, and then drive and drive Dynamic device operating, so that the first clamp arm and the second clamp arm are opened.The vehicle-mounted bracket of the utility model can unclamp mobile terminal automatically, non- Often meet the artificial conventional action for taking out mobile terminal on vehicle-mounted bracket, the better user experience of user can be given.

Detailed description of the invention

Fig. 1 is the schematic perspective view of the vehicle-mounted bracket of the utility model first embodiment.

Fig. 2 is the fractionation structural representation in one direction of vehicle-mounted bracket of the utility model first embodiment.

Fig. 3 is the fractionation structural representation of the vehicle-mounted bracket other direction of the utility model first embodiment.

Fig. 4 is the schematic cross-sectional view of the vehicle-mounted bracket of the utility model first embodiment.

Fig. 5 is the charging circuit diagram of the vehicle-mounted bracket of the utility model first embodiment.

Fig. 6 is the circuit diagram of the driving mechanism of the utility model first embodiment.

Fig. 7 is the charging circuit diagram of the vehicle-mounted bracket of the utility model second embodiment.

Fig. 8 is the circuit diagram of the driving mechanism of the utility model second embodiment.

Specific embodiment

It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer The embodiment of type is further described.

First embodiment

Fig. 1 is the schematic perspective view of the vehicle-mounted bracket of the utility model first embodiment.Fig. 2 is the utility model The fractionation structural representation in one direction of vehicle-mounted bracket of one embodiment.Fig. 3 is the vehicle-mounted bracket of the utility model first embodiment The fractionation structural representation of other direction.Fig. 4 is the schematic cross-sectional view of the vehicle-mounted bracket of the utility model first embodiment. Fig. 1 to Fig. 4 is please referred to, vehicle-mounted bracket 100 includes support base 10, fixing seat 20, the first clamp arm 30, the second clamp arm 40 and driving machine Structure.

Fig. 5 is the charging circuit diagram of the vehicle-mounted bracket of the utility model first embodiment.Such as Fig. 2, Fig. 3, Fig. 4 and Fig. 5 institute Show, support base 10 includes front housing 11, rear shell 12, supporting plate 13, circuit board 14, stiffening plate 15 and transmitting coil 18, on circuit board It is integrated with oscillator 16 and amplifier 17.Front housing 11 is connected in rear shell 12, forms accommodating cavity between front housing 11 and rear shell 12 101, supporting plate 13, circuit board 14, stiffening plate 15 and transmitting coil 18 are arranged in accommodating cavity 101.Supporting plate 13 and circuit board 14 connections are equipped with sliding slot 102 between supporting plate 13 and circuit board 14, one end of the first clamp arm 30 and the second clamp arm 40 is movably It is set in sliding slot 102.Stiffening plate 15 is set between rear shell 12 and supporting plate 13, to increase rear shell 12 structural strength and The weight of vehicle-mounted bracket 100.Supporting plate 13 and stiffening plate 15 are equipped with avoid holes 103, facilitate installation driving mechanism.Support base 10 Front housing 11 have carrying mobile terminal (mobile phone, tablet computer, display panel etc.) supporting surface 111, it is preferable that supporting surface 111 are for example a plane or an arc surface, but are not limited thereto.The back side of rear shell 12 is equipped with the card slot 104 for being connected and fixed seat 20.

As shown in figure 5, the input terminal of oscillator 16 and the output end of power supply connect, the output end and amplifier of oscillator 16 17 input terminal connection；Two output ends of amplifier 17 are correspondingly connected with two input terminals of transmitting coil 18 respectively.At this In embodiment, the ac voltage signal that oscillator 16 generates is sent to transmitting coil 18, transmitting coil after the amplification of amplifier 17 18 frequencies that generate are the magnetic field of near-field communication frequency, the work of the receiving coil of mobile terminal in the magnetic field that transmitting coil 18 generates Under, generate current signal and through the rectifying and voltage-stabilizing of the rectification module of mobile terminal and Voltage stabilizing module effect after, be converted into DC current, which, which exports to battery, charges the battery.

Further, oscillator 16 includes first capacitor C1, the second capacitor C2, crystal oscillator Y, first resistor R1, second resistance R2, the first phase inverter U1 and the second phase inverter U2, in which:

The first end of crystal oscillator Y is grounded through first capacitor C1, and second end is grounded through the second capacitor C2；First phase inverter U1's is defeated Enter end to connect with the first end of crystal oscillator Y, the output end of the first phase inverter U1 is divided into two-way, all the way through first resistor R1 and crystal oscillator Y Second end connection, another way connect with the input terminal of the second phase inverter U2；The output end and amplifier of second phase inverter U2 1712 connections；The one end second resistance R2 is connect with the input terminal of the first phase inverter U1, and the other end is connect with the second end of crystal oscillator Y. Power supply signal generates square-wave signal, concatenated first phase inverter U1 and the second phase inverter U2 under the action of crystal oscillator Y believes square wave Number carry out shaping after formed compared with standard square-wave signal.

Further, amplifier 17 includes third phase inverter U3, the 4th phase inverter U4, the 5th phase inverter U5,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, variable capacitance and metal-oxide-semiconductor Q1, in which:

The input terminal of third phase inverter U3 is connect with the output end of the second phase inverter U2 of oscillator 16, output end and MOS The grid of pipe Q1 connects；Third phase inverter U3, the 4th phase inverter U4 and the 5th phase inverter U5 are in parallel；The drain electrode of metal-oxide-semiconductor Q1 passes through 3rd resistor R3 is connect with the grid of metal-oxide-semiconductor Q1, and the grid of metal-oxide-semiconductor Q1 is grounded through the 4th resistance R4, and the source electrode of metal-oxide-semiconductor Q1 connects Ground；The one end third capacitor C3, one end of variable capacitance C5, one end of the 5th resistance R5, one end of the 4th capacitor C4 and transmitting The first input end of coil 18 interconnects two-by-two；The other end of third capacitor C3 divides two-way, connect all the way with the drain electrode of metal-oxide-semiconductor Q1, Another way is connect with the second input terminal of transmitting coil 18；The other end of variable capacitance C5 and the second input terminal of transmitting coil 18 Connection, the other end of the 5th resistance C5 are connect with power input Vcc, the other end ground connection of the 4th capacitor C4.About oscillator 16 and the effect of amplifier 17 please refer to the prior art, details are not described herein again.

As shown in Figure 1, Figure 2 and Figure 4, one end of fixing seat 20 is equipped with universal ball end 22, and the other end of fixing seat 20 is equipped with Clamp assemblies 23.The universal ball end 22 of fixing seat 20 is connected to the card slot 104 of support base 10, and clamp assemblies 23 are for clamping automobile The grid of gas outlet.Structure about fixing seat 20 please refers to the prior art, and details are not described herein again.

One end of first clamp arm 30 is slidably disposed in the sliding slot 102 of support base 10 along horizontal direction, the first folder The other end of arm 30 is equipped with the first clamping part 32 for clamping mobile terminal, and the first clamping part 32 is located at the upper of supporting surface 111 Side.In the present embodiment, the first clamp arm 30 be equipped with the first rack gear 33, the first rack gear 33 along the first clamp arm 30 length direction Setting.

Second clamp arm 40 is oppositely arranged with the first clamp arm 30, and one end of the second clamp arm 40 is slideably set along horizontal direction It sets in support base 10, the other end of the second clamp arm 40 is equipped with the second clamping part 42 for clamping mobile terminal, the second clamping Portion 42 is oppositely arranged with the first clamping part 32, and the second clamping part 42 is located at the top of supporting surface 111.In the present embodiment, second Clamp arm 40 is equipped with the second rack gear 43, and the second rack gear 43 is arranged along the length direction of the second clamp arm 40.

Fig. 6 is the circuit diagram of the driving mechanism of the utility model first embodiment, and the circuit diagram is integrated on circuit boards.Such as Shown in Fig. 5 and Fig. 6, driving mechanism is arranged in the accommodating cavity 101 of support base 10, and driving mechanism is for driving 30 He of the first clamp arm Second clamp arm 40 is mobile to be clamped mobile terminal and the first clamp arm 30 and the second clamp arm 40 is driven to be opened.Driving mechanism includes driving Device 51, inductor 53, the first contact jaw 54, the second contact jaw 55 and storage capacitor 56.Driver 51 is, for example, motor, but not As limit.One end of driver 51 passes through the avoid holes 103 of supporting plate 13 and stiffening plate 15 and is fixed in rear shell 12, drives The other end of device 51 is equipped with drive shaft, and drive shaft is equipped with and 43 meshed gears 52 of the first rack gear 33 and the second rack gear.Induction Device 53 is connected on the first clamping part 32 or the second clamping part 42, and inductor 53 is arranged close to supporting surface 111, only works as movement When terminal is close to supporting surface 111, inductor 53 can be just triggered.Inductor 53 is laser probe, and the laser that inductor 53 issues is penetrated To the second clamping part 42 or the first clamping part 32, and the laser beam that inductor 53 issues is parallel to supporting surface 111.First contact jaw 54 and second contact jaw 55 be all made of touch sheet, which is preferably luminous metal material, and the first contact jaw 54 is arranged In the upper end of the first clamping part 32, the second contact jaw 55 is arranged in the upper end of the second clamping part 42, can increase vehicle-mounted bracket 100 Aesthetics can also increase the strong hardness of the first clamping part 32 indirectly, further include MCU processor in the present embodiment, the MCU Processor is preferably model SN8P2711, and the first contact jaw 54 and the second contact jaw 55 are electrically connected with MCU processor, when first Contact jaw 54 and the second contact jaw 55 with human contact when, MCU processor connects while receiving the first contact jaw 54 and second connects After the signal that contravention 55 sends over, MCU processor controls the circuit conducting on driver, so that driver be driven to operate, makes It obtains the first clamp arm and the second clamp arm is opened.First contact jaw 54 and the second contact jaw 55 can be soft-touch control, be touched by two Touch switch carry out it is chain come drive driver 51 work, can only increase accordingly cost of manufacture in this way.Storage capacitor 56 is distinguished It is electrically connected with driver 51, the first contact jaw 54, the second contact jaw 55.After instantaneous vehicle power-off or flame-out vehicle, storage capacitor 56 can provide the electricity of short time work for driver 51, and it is mobile whole to guarantee that the first clamp arm 30 and the second clamp arm 40 can be clamped normally End is opened, and avoids carrying out security hidden trouble brought by electric power storage using battery, after being exposed to the sun under the sun such as automobile, peace The brought security hidden trouble of battery on vehicle-mounted bracket.

The vehicle-mounted bracket 100 of the utility model can clamp mobile terminal automatically, and can unclamp mobile terminal automatically, convenient Clamped mobile terminal is taken out, not will cause extra movement.Specifically, when mobile terminal is placed on support base 10, And when the laser of the sending of block induced device 53, driver 51 drives the first clamp arm 30 and the mobile clamping of the second clamp arm 40 mobile eventually End；When user's one hand takes out mobile terminal, the first contact jaw and the second contact jaw are connect with human contact, MCU processor After receiving the first contact jaw 54 and the second contact jaw 55 while the signal sended over, MCU processor controls the electricity on driver Road conducting, and then driver operating is driven, so that the first clamp arm and the second clamp arm are opened, this process is one and smoothly grasps Make, meet very much ergonomics and user takes out a habitual movement of mobile phone, can be moved in this way to avoid in taking-up When terminal, this waste motion of individually operated key can give user and obtain better user experience.

Second embodiment

Fig. 7 is the charging circuit diagram of the vehicle-mounted bracket of the utility model second embodiment.Fig. 8 is that the utility model second is real Apply the circuit diagram of the driving mechanism of example.As shown in Figure 7 and Figure 8,100 structure of vehicle-mounted bracket and first embodiment of the present embodiment 100 structure of vehicle-mounted bracket is roughly the same, and difference is that the partial structurtes of support base 10 are different.

Specifically, support base 10 includes front housing 11, rear shell 12, supporting plate 13, circuit board 14, stiffening plate 15, transmitting coil 18 and detection mould group 19, oscillator 16 and amplifier 17 are wherein integrated on circuit board.About front housing 11, rear shell 12, supporting plate 13, circuit board 14, stiffening plate 15, the structure and function of transmitting coil 18 please refer to first embodiment, and details are not described herein again.

Specifically, as shown in figure 8, detection mould group 19 include resistance flowing resistance 192 and electronic switch 193, resistance flowing resistance 192 with Electronic switch 193 is electrically connected, and electronic switch 193 is electrically connected with transmitting coil 18, inductor 53, driver 51 respectively.Detect mould For group 19 for controlling the starting of driver 51, detection mould group 19 can be according to the degree of coupling and inductor of transmitting coil 18 and mobile terminal 53 actuated signal control starts driver 51.For example, when the mobile terminal with metal shell or with receiving coil is close When vehicle-mounted bracket 100, metal shell or receiving coil can interfere the magnetic field of 10 internal emission line circle 18 of support base；It connects at this time The magnetic fields or metal shell of take-up circle and transmitting coil interfere the magnetic field of transmitting coil, referred to as couple；Ordinary circumstance The lower degree of coupling is higher, and the electric current of resistance flowing resistance 192 is smaller, in other words, when mobile terminal is close to the supporting surface 111 of support base 10 When, the metal shell on mobile terminal is interfered the magnetic field of transmitting coil or transmitting coil charges to mobile terminal, Resistance flowing resistance 192 works at this time, and when the electric current on resistance flowing resistance 192 reaches preset value, resistance flowing resistance 192 controls electronic switch 193 conductings, at the same time, after only mobile terminal is completely placed in vehicle-mounted bracket 100, could emit laser probe 53 Laser cutting, at this moment laser probe 53 controls the circuit conducting on driver, and driver works and drives the first clamp arm and the Two clamp arm clamp mobile terminal, exist using laser probe 53 and detection 19 chain control of mould group, and by the setting of laser probe 53 First clamping part is on the inside close to support base or the second clamping part is on the inside close to support base, is conducive to move end End is in preferable charge position, avoids the relative position for adjusting mobile terminal and vehicle-mounted bracket 100 repeatedly；When with non-gold Belong to shell and without receiving coil mobile terminal close to vehicle-mounted bracket 100 when, mobile terminal device is to transmitting coil 18 Magnetic field does not have any interference effect, and the electric current of resistance flowing resistance 192 is scheduled fixed value at this time, and electronic switch 193 can be led automatically It is logical, after mobile terminal is completely placed in vehicle-mounted bracket 100, the laser cutting that mobile terminal emits laser probe 53, At this moment laser probe 53 controls the circuit conducting on driver, and driver 51 works and drives the first clamp arm 30 and the second clamp arm 40 Mobile clamping mobile terminal；In addition, when user's one hand takes out mobile terminal, the first contact jaw and the second contact jaw are and people Body contact, after MCU processor receives the first contact jaw 54 and the second contact jaw 55 while the signal sended over, MCU processing Device controls the circuit conducting on driver, and then drives driver operating, so that the first clamp arm and the second clamp arm are opened, this mistake Journey is one and smoothly operates, which meets ergonomics very much and user takes out a habitual movement of mobile phone, In this way can be to avoid when taking out mobile terminal, this waste motion of individually operated key can give user and obtain more preferably User experience.

As shown in fig. 7, amplifier 17 includes third phase inverter, the 4th phase inverter, the 5th phase inverter, 3rd resistor, the 4th Resistance, metal-oxide-semiconductor, third capacitor, the 4th capacitor, variable capacitance and the 5th resistance, in which:

The input terminal of third phase inverter is connect with the second phase inverter U2 of oscillator 16, the output end of third phase inverter with The grid of metal-oxide-semiconductor connects；Third phase inverter, the 4th phase inverter and the 5th phase inverter are in parallel；The drain electrode of metal-oxide-semiconductor is through 3rd resistor It is connect with the grid of metal-oxide-semiconductor, through the 4th resistance eutral grounding, the source electrode of metal-oxide-semiconductor is grounded the grid of metal-oxide-semiconductor；One end of 5th resistance with Power supply connection, the other end of the 5th resistance are connected in parallel the 4th capacitor, variable capacitance, resistance flowing resistance 192, one end of third capacitor Point two-way, connect with resistance flowing resistance 192 all the way, and another way is connect with the first input end of transmitting coil 18, third capacitor it is another Two-way is divided in one end, connect all the way with the drain electrode of metal-oxide-semiconductor, and another way is connect with the second input terminal of transmitting coil 18, the 4th capacitor Other end ground connection, the other end of variable capacitance connect with the second input terminal of transmitting coil 18.

First clamp arm 30 of the vehicle-mounted bracket 100 of the utility model and one end of the second clamp arm 40 are movably disposed at branch It supports in seat 10, driving mechanism includes driving the first clamp arm 30 and the mobile driver 51 of the second clamp arm 40 and sensing mobile terminal Start the inductor 53 of driver 51 afterwards.The vehicle-mounted bracket 100 of the utility model can clamp mobile terminal automatically, can enhance user Experience.

It is equipped with moreover, support base 10 is interior for the transmitting coil 18 of mobile terminal charging and according to transmitting coil 18 and movement The detection mould group 19 of the actuated signal control of the degree of coupling of terminal and inductor 53 starting driver 51, detection mould group 19 respectively with Transmitting coil 18, inductor 53, driver 51 are electrically connected.The vehicle-mounted bracket 100 of the utility model can disposably clamp mobile whole End guarantees that mobile terminal is in preferable charge position, avoids the opposite position for adjusting mobile terminal and vehicle-mounted bracket 100 repeatedly It sets.

The utility model be not limited to the above embodiment in detail, in the range of the technology design of the utility model It is interior, a variety of simple variants can be carried out to the technical solution of the utility model, these simple variants belong to the utility model Protection scope.Specific technical features described in the above specific embodiments, in the case of no contradiction, Ke Yitong Any suitable way is crossed to be combined.In order to avoid unnecessary repetition, the utility model is to various combinations of possible ways No further explanation will be given.

Claims (10)

1. the vehicle-mounted bracket that one kind is opened automatically, which is characterized in that including support base, the first clamp arm, the second clamp arm and driving machine One end of structure, first clamp arm and second clamp arm is movably disposed in the support base, which includes driving this The mobile driver of first clamp arm and second clamp arm, the first contact jaw for controlling driver work and for controlling driving Second contact jaw of device work, first contact jaw are mounted in the first clamp arm, which is mounted in the second clamp arm； When take out be clamped in the mobile terminal in the first clamp arm and the second clamp arm when, circuit on the driver by the first contact jaw and Second contact jaw jointly with human contact and be connected, thus control the first clamp arm and the second clamp arm open.

2. vehicle-mounted bracket as described in claim 1, which is characterized in that first clamp arm is equipped with for clamping mobile terminal One clamping part, second clamp arm are equipped with the second clamping part for clamping mobile terminal, the first clamping part and the second clamping part It is oppositely arranged, which is arranged in the first clamping part on one end far from support base, and second clamp arm setting is the Two clamping parts are on one end far from support base.

3. vehicle-mounted bracket as claimed in claim 2, which is characterized in that first clamp arm is equipped with and connect with the first clamping part First rack gear, second clamp arm are equipped with the second rack gear connecting with the second clamping part, which is equipped with gear, the gear Connection is engaged with the first rack gear and the second rack gear.

4. vehicle-mounted bracket as described in claim 1, which is characterized in that the driving mechanism includes laser probe, the laser probe It is mounted in first clamp arm or the second clamp arm, in the second clamp arm of laser directive or the first clamp arm which issues, when When mobile terminal is placed on vehicle-mounted bracket, the laser that mobile terminal issues laser probe is blocked, which sends out signal It send to driver, which drives the first clamp arm and the second clamp arm to clamp mobile terminal.

5. vehicle-mounted bracket as claimed in claim 4, which is characterized in that laser probe setting is in the first clamping part close to branch It supports on the inside of seat or the second clamping part is on the inside close to support base.

6. vehicle-mounted bracket as claimed in claim 4, which is characterized in that be additionally provided with the hair for mobile terminal charging in the support base Ray circle and detection mould group for detecting transmitting coil Yu the mobile terminal degree of coupling, detection mould group, transmitting coil and the drive Dynamic device is sequentially connected electrically, and when detection mould group and laser probe send the signal to driver simultaneously, driver driving first is pressed from both sides Arm and the second clamp arm clamp mobile terminal.

7. vehicle-mounted bracket as claimed in claim 6, which is characterized in that the driving mechanism further includes the electric power storage for saving electricity Capacitor, the storage capacitor, laser probe, transmitting coil, detection mould group and driver electrical connection.

8. vehicle-mounted bracket as claimed in claim 6, which is characterized in that the detection mould group includes electronic switch and for controlling electricity The resistance flowing resistance of sub switch conducting, the resistance flowing resistance and the transmitting coil, the electronic switch, laser probe and driver are successively electric Connection.

9. vehicle-mounted bracket as claimed in claim 6, which is characterized in that the support base further includes circuit board, collection in the circuit board At the amplifier for having oscillator and being electrically connected with oscillator, which is mounted on the top of circuit board, and transmitting coil with Amplifier electrical connection.

10. vehicle-mounted bracket as claimed in claim 9, which is characterized in that the support base includes front housing, rear shell and supporting plate, is somebody's turn to do Front housing is formed with accommodating cavity after connecting with the rear shell, and the supporting plate and the circuit board are arranged in the accommodating cavity, the supporting plate with Circuit board connection, is equipped with sliding slot between the supporting plate and the circuit board, one end of first clamp arm and second clamp arm is removable It is set in the sliding slot dynamicly.