CN218172150U

CN218172150U - Vehicle-mounted support

Info

Publication number: CN218172150U
Application number: CN202222371907.1U
Authority: CN
Inventors: 曾国辉
Original assignee: Shenzhen Bestart Technology Co ltd
Current assignee: Shenzhen Bestart Technology Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2022-12-30
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses an on-vehicle support, this on-vehicle support includes: the bracket seat is internally provided with a control circuit board; the automatic alignment charging mechanism comprises a coil fixing frame arranged in the bracket seat in a sliding manner and a charging coil arranged on the coil fixing frame, and the coil fixing frame is connected with a first transmission piece; the clamping mechanism comprises two clamping arms which can move relatively on the bracket base to clamp the mobile terminal, and the clamping arms are connected with a second transmission piece; the driving motor is arranged on the bracket base and is electrically connected with the control circuit board, a driving wheel is sleeved on an output shaft of the driving motor, and the driving wheel rotates along with the output shaft of the driving motor and can axially move along the output shaft of the driving motor; and the control mechanism controls the driving wheel to move so as to be connected with the first driving piece or the second driving piece. The utility model discloses be the drive structure setting of single motor on the vehicle-mounted support, occupation space is little and low in manufacturing cost.

Description

Vehicle-mounted support

Technical Field

The utility model relates to an on-vehicle support technical field, in particular to on-vehicle support.

Background

With the continuous development of modern society and economy, mobile phones become indispensable carry-on objects for people. In modern social life, whether eating or sleeping, learning and entertainment or other aspects, the use of mobile phones is just a habit.

In the driving process, in order to ensure driving safety, a vehicle-mounted support is usually used for assisting in fixing the mobile phone, so that a driver can conveniently perform map navigation, answer a call and the like on the mobile phone. Moreover, for meeting more requirements of people, the vehicle-mounted support products on the market are continuously updated and iterated, and the functions of the vehicle-mounted support products are more and more diversified, wherein the vehicle-mounted support products comprise functions of automatically clamping a mobile phone by double clamping arms, automatically moving a charging coil, aligning the charging coil with the mobile phone and the like.

On the on-vehicle support that possesses above-mentioned two kinds of functions simultaneously, set up two motors at present usually, two motor correspondences are as two power supplies to be used for realizing the drive to two clamping arm and charging coil respectively. However, the driving structure of the double motors on the vehicle-mounted bracket not only occupies space, but also has high manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an on-vehicle support, the drive structure who aims at solving bi-motor on the present on-vehicle support sets up the technical problem that occupation space is big and manufacturing cost is high.

In order to achieve the above object, the utility model provides an on-vehicle support, this on-vehicle support includes:

the bracket seat is internally provided with a control circuit board;

the automatic alignment charging mechanism comprises a coil fixing frame arranged in the bracket base in a sliding manner and a charging coil arranged on the coil fixing frame, and the coil fixing frame is connected with a first transmission piece;

the clamping mechanism comprises two clamping arms which can move relatively on the bracket base to clamp and place the mobile terminal, and the clamping arms are connected with a second transmission piece;

the driving motor is arranged on the bracket base and is electrically connected with the control circuit board, and a driving wheel is sleeved on an output shaft of the driving motor and rotates along with the output shaft of the driving motor and can axially move along the output shaft of the driving motor;

the control mechanism controls the driving wheel to move so as to be connected with the first transmission piece or the second transmission piece.

Preferably, the transmission wheel is a gear, and the first transmission piece and the second transmission piece are racks capable of being meshed with the gear.

Preferably, the control mechanism comprises a first electromagnet and a reset piece, the first electromagnet and the reset piece are arranged in the bracket seat, the first electromagnet is electrically connected with the control circuit board and used for driving the transmission wheel to move forward on the output shaft of the driving motor in an electrified state, and the reset piece is used for driving the transmission wheel to move reversely on the output shaft of the driving motor.

Preferably, the reset piece is a second electromagnet, and the second electromagnet is electrically connected with the control circuit board and is respectively arranged on two opposite sides of the driving wheel with the first electromagnet.

Preferably, the reset piece is a spring, and the spring and the first electromagnet are arranged on the same side of the driving wheel or on two opposite sides of the driving wheel respectively.

Preferably, one end of the support base is connected with a supporting arm, and the supporting arm can move or be positioned relative to the support base.

Preferably, the supporting arm comprises a connecting part and a supporting part which are connected in a corner manner, the connecting part is connected with the bracket base, at least one side wall of the connecting part is provided with a plurality of clamping grooves, the bracket base is correspondingly provided with elastic clamping pieces, and the elastic clamping pieces are inserted into one of the clamping grooves.

Preferably, the supporting arm is connected with a third transmission member, and the control mechanism controls the transmission wheel to move so as to be connected with the first transmission member, the second transmission member or the third transmission member.

Preferably, the transmission wheel is a gear, and the third transmission member is a rack capable of being meshed with the gear.

Preferably, the vehicle mount further comprises:

and the detection mechanism is electrically connected with the control circuit board.

The vehicle-mounted bracket of the technical proposal of the utility model can move on the output shaft of the driving motor along the axial direction thereof to connect the first transmission piece or the second transmission piece under the control of the control mechanism; when the transmission wheel is connected with the second transmission part, the transmission wheel can rotate to transmit the second transmission part through the driving of the driving motor, so that the two clamping arms are driven to move relatively, and the clamping of the mobile terminal is realized; when the drive wheel is connected with the first transmission piece, the drive wheel can be rotated to drive the first transmission piece through the drive of the drive motor, so that the coil fixing frame is driven to slide, the alignment of the charging coil and the mobile terminal coil is realized, and the wireless charging efficiency is improved. The two functions of clamping the mobile terminal and automatically aligning and charging the coil are skillfully realized through the same power source, and compared with the existing driving structure arrangement of double motors on the vehicle-mounted support, the driving structure arrangement of the single motor on the vehicle-mounted support has the advantages of small occupied space and low manufacturing cost.

Drawings

Fig. 1 is a schematic structural view of a vehicle-mounted bracket according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the truck mount of the embodiment of FIG. 1;

FIG. 3 is an exploded view of a portion of the structure of the vehicle mount bracket of the embodiment of FIG. 1;

FIG. 4 is a schematic structural diagram of another part of the vehicle-mounted bracket in the embodiment of FIG. 1.

Detailed Description

In the following, the embodiments of the present invention will be described in detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also 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 intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an on-vehicle support, referring to fig. 1 to 3, this on-vehicle support includes:

the support base 100, the support base 100 is provided with a control circuit board 10;

the automatic alignment charging mechanism 200 comprises a coil fixing frame 210 arranged in the bracket base 100 in a sliding manner and a charging coil 220 arranged on the coil fixing frame 210, wherein the coil fixing frame 210 is connected with a first transmission piece 230;

the clamping mechanism 300, the clamping mechanism 300 includes two clamping arms 310 capable of moving relatively on the support base 100 to clamp the mobile terminal, the clamping arms 310 are connected with a second transmission member 320;

the driving motor 400 is arranged on the bracket base 100 and is electrically connected with the control circuit board 10, the output shaft 410 of the driving motor 400 is sleeved with the driving wheel 20, and the driving wheel 20 rotates along with the output shaft 410 of the driving motor 400 and can axially move along the output shaft 410 of the driving motor 400;

a control mechanism 500, wherein the control mechanism 500 controls the driving wheel 20 to move to connect the first transmission member 230 or the second transmission member 320.

The vehicle-mounted support provided in this embodiment is used for fixing a mobile terminal, and the mobile terminal may be a mobile phone, a tablet computer, and the like. The holder 100 is used for holding a mobile phone, and the holder 100 may have a housing structure to form an inner cavity for mounting other components, such as the control circuit board 10 disposed in the holder 100. The control circuit board 10 serves as a control center of the vehicle-mounted support, can be electrically connected with other electronic components, and is used for realizing functions of signal receiving and transmitting, data processing and the like.

The automatic alignment charging mechanism 200 is used for realizing automatic alignment with a mobile phone coil so as to wirelessly charge the mobile terminal. The charging coil 220 is mounted on the coil fixing frame 210, and the coil fixing frame 210 is slidably disposed in the holder 100. The coil fixing frame 210 may be provided with various sliding structures, for example, a guide rod and a sliding seat sleeved on the guide rod, two ends of the guide rod are fixed on the support base 100, the coil fixing frame 210 is integrally formed with or connected to the sliding seat, and the coil fixing frame 210 can slide along the guide rod along with the sliding seat. Of course, this is merely exemplary and not limiting. Because of the cell-phone of different grade type sizes, there is the difference in the arrangement position of its coil, through making coil mount 210 slide in order to drive charging coil 220 and remove, can correspond the position of adjusting charging coil 220 to realize the position alignment with the cell-phone coil, improve wireless efficiency of charging.

The clamping mechanism 300 is used for clamping and fixing the mobile phone, and two clamping arms 310 of the clamping mechanism 300 are respectively located at two opposite sides of the support base 100 and form a clamping space with the support base 100; after the mobile phone is placed on the stand 100, the two clamping arms 310 are relatively close (i.e. folded), so that the mobile phone between the two clamping arms can be clamped; the arms 310 are moved away from each other (i.e., opened) to release the grip on the phone for removal. When specifically setting up, can set up reset spring between centre gripping arm 310 and the support seat 100, reset spring's effect lies in: when the two holding arms 310 are not applied with the driving force for moving the two holding arms 310 relatively away from each other, the return spring automatically moves the two holding arms 310 relatively close to each other by the elastic force applied to the holding arms 310 by the return spring. Furthermore, as an embodiment, the support frame base 100 may be respectively provided with a sliding bar corresponding to the two clamping arms 310, the direction of the sliding bar is consistent with the moving direction of the clamping arms 310, the clamping arms 310 are correspondingly provided with sliding grooves adapted to the sliding bars, and the clamping arms 310 can move stably on the support frame base 100 through the cooperation of the sliding grooves and the sliding bars. In addition, other arrangements may be used.

The driving motor 400 functions to provide a driving force, and preferably, the driving motor 400 is a stepping motor, and an output shaft of the driving motor 400 is disposed in a vertical direction of a placing surface of the cellular phone of the stand 100. The driving wheel 20 arranged on the output shaft 410 of the driving motor 400 can realize two motion actions, namely the motion action along with the rotation of the output shaft 410 of the driving motor 400 and the motion action along the axial direction of the output shaft 410 of the driving motor 400. The structure may be implemented such that the cross-sectional shape of the output shaft 410 of the driving motor 400 is a rectangle, a semicircle, or the like, except for a circle, and the hole shape of the corresponding mounting hole on the driving wheel 20 is identical to the cross-sectional shape of the output shaft 410 of the driving motor 400.

The control mechanism 500 is operative to control the movement of the driving wheel 20 on the output shaft 410 of the drive motor 400, to connect the first transmission member 230 at a position where the driving wheel 20 reaches the first transmission member 230, or to connect the second transmission member 320 at a position where the driving wheel 20 reaches the second transmission member 320. The first transmission member 230 and the second transmission member 320 may be sequentially disposed along the axial direction of the output shaft of the driving motor 400, and the transmission structures of the transmission wheel 20, the first transmission member 230, and the second transmission member 320 may be various, such as a rack and pinion, a belt wheel, a toothed belt, and the like, and are disposed according to actual situations.

Wherein, the moving direction of the driving wheel 20, the sliding direction of the coil fixing frame 210 and the moving direction of the two clamping arms 310 are perpendicular to each other. Specifically, after the mobile phone is placed on the stand 100, the moving direction of the driving wheel 20 is perpendicular to the placing surface of the mobile phone, the sliding direction of the coil fixing frame 210 is the upper and lower directions of the mobile phone, and the moving directions of the two clamping arms 310 are the left and right directions of the mobile phone. Taking X, Y, Z as an example, the moving direction of the two clamping arms 310 may be the X direction, the moving direction of the driving wheel 20 may be the Y direction, and the sliding direction of the coil fixing frame 210 may be the Z direction.

On the vehicle-mounted bracket, the transmission wheel 20 can move on the output shaft 410 of the driving motor 400 along the Y direction to be connected with the first transmission piece 230 or the second transmission piece 320 through the control of the control mechanism 500; when the driving wheel 20 is connected to the second transmission member 320, the driving motor 400 is driven to rotate the driving wheel 20 to drive the second transmission member 320, so as to drive the two clamping arms 310 to move relatively along the X direction, thereby clamping the mobile phone; when the driving wheel 20 is connected to the first transmission member 230, the driving wheel 20 can rotate to drive the first transmission member 230 by driving the driving motor 400, and further the coil fixing frame 210 is driven to slide along the Z direction, so that the alignment of the charging coil 220 and the mobile terminal coil is realized, and the wireless charging efficiency is improved. The mobile phone clamping and coil automatic alignment charging functions are ingeniously realized through the same power source. In practical application, the two functions are sequentially realized, and the action switching of the corresponding structure can be completed through manual control of key operation or automatic control of a software program.

Compared with the existing driving structure arrangement of double motors on the vehicle-mounted support, the driving structure arrangement of the single motor on the vehicle-mounted support has the advantages of small occupied space and low manufacturing cost.

In a preferred embodiment, the transmission wheel 20 is a gear wheel, and the first transmission member 230 and the second transmission member 320 are racks capable of meshing with the gear wheel. The gear wheel used by the transmission wheel 20 moves on the output shaft 410 of the driving motor 400 and can be in butt-joint engagement with the rack of the first transmission member 230 or the second transmission member 320 when reaching the corresponding position. The driving wheel 20 is a gear, the first driving member 230 and the second driving member 320 are correspondingly racks, the structure is simple, the arrangement is convenient, and the driving wheel 20 and the first driving member 230 or the second driving member 320 can form a stable meshing connection relationship so as to perform meshing transmission. Preferably, the tooth space edges of the racks of the first transmission member 230 and the second transmission member 320 may be rounded, so that the gear teeth of the gears are in contact with each other and are rapidly guided into each other to be engaged, thereby effectively preventing the occurrence of the situation of the docking jam and ensuring the smoothness of the docking operation.

In a preferred embodiment, the control mechanism 500 comprises a first electromagnet 510 and a reset element 520, which are disposed in the holder base 100, wherein the first electromagnet 510 is electrically connected to the control circuit board 10 for driving the transmission wheel 20 to move in a forward direction on the output shaft 410 of the driving motor 400 in the power-on state, and the reset element 520 is used for driving the transmission wheel 20 to move in a reverse direction on the output shaft 410 of the driving motor 400. The first electromagnet 510 has magnetism in the power-on state, and the magnetism disappears immediately in the power-off state, and the first electromagnet 510 is electrically connected with the control circuit board 10, and the power-on and power-off are controlled by the control circuit board 10. As a specific embodiment, the first electromagnet 510 is energized to provide a magnetic attraction force to the driving wheel 20, so that the driving wheel 20 moves forward on the output shaft 410 of the driving motor 400 to reach the position of the first transmission member 230 to connect with the first transmission member 230; in the case where the first electromagnet 510 is not energized, the reset element 520 may drive the driving wheel 20 to reverse the driving wheel 20 on the output shaft 410 of the driving motor 400 to reach the position where the second transmission element 320 is connected to the second transmission element 320. The structure of the reset member 520 can be various, and the details will be further described in the following embodiments. It is easily understood that the forward movement and the reverse movement of the transmission wheel 20 on the output shaft 410 of the driving motor 400 are opposite in the present embodiment, and both movements are in the axial direction. Also, the driving wheel 20 moves forward to connect the first transmission member 230, and moves backward to connect the second transmission member 320, which is only an example, it is also possible that the driving wheel 20 moves forward to connect the second transmission member 320, and moves backward to connect the first transmission member 230.

Further, the reset element 520 is a second electromagnet, which is electrically connected to the control circuit board 10 and disposed on two opposite sides of the driving wheel 20 with the first electromagnet 510. Like the first electromagnet 510, the second electromagnet has magnetism in the power-on state, and the magnetism disappears immediately in the power-off state, and the second electromagnet is electrically connected to the control circuit board 10, and the power-on and power-off of the second electromagnet are controlled by the control circuit board 10. That is, by controlling one of the first electromagnet 510 and the second electromagnet to be energized, the driving wheel 20 can be driven to move in the forward direction or the reverse direction on the output shaft 410 of the driving motor 400, and the operation is simple and the control is convenient.

In order to realize the magnetic attraction of the electromagnet to the driving wheel 20, the driving wheel 20 can be made of metal which can be magnetically attracted by the electromagnet, or a metal block, a metal sheet and the like which can be magnetically attracted by the electromagnet are correspondingly arranged on the driving wheel 20, and the arrangement is selected according to actual conditions.

Further, the restoring member 520 is a spring, and the spring and the first electromagnet 510 are disposed on the same side of the driving wheel 20 or disposed on opposite sides of the driving wheel 20. Wherein, when the first electromagnet 510 is powered on to drive the driving wheel 20 to move forward on the output shaft 410 of the driving motor 400, the spring keeps the elastic force on the driving wheel 20, and when the first electromagnet 510 is powered off, the spring makes the driving wheel 20 move backward on the output shaft 410 of the driving motor 400 by the elastic force. That is, by turning on/off the first electromagnet 510, the driving wheel 20 can be moved in the forward or reverse direction on the output shaft 410 of the driving motor 400. More specifically, when the spring is a compression spring, the spring and the first electromagnet 510 are disposed on the same side of the transmission wheel 20, and the spring and the transmission wheel 20 may be in a connected or disconnected (e.g., contact) relationship; when the spring is a tension spring, the spring and the first electromagnet 510 are respectively disposed on two opposite sides of the driving wheel 20, and the spring is connected to the driving wheel 20.

In a preferred embodiment, referring to fig. 1, 2 and 4, a supporting arm 330 is connected to one end of the support base 100, and the supporting arm 330 can move or be positioned relative to the support base 100. The supporting arm 330 is used to support the bottom of the mobile phone for placing the mobile phone on the stand 100. The supporting arm 330 can move relative to the holder 100, and the moving direction of the supporting arm 330 is perpendicular to the moving direction of the holding arm 310 and parallel to the sliding direction of the coil fixing frame 210. By moving the holding arm 330, the position of the mobile phone can be adjusted correspondingly, so that the mobile phone coil is aligned with the charging coil 220.

Further, referring to fig. 4, the supporting arm 330 includes a connecting portion 331 and a supporting portion 332 connected at a corner, the connecting portion 331 is connected with the holder 100, at least one sidewall of the connecting portion 331 is formed with a plurality of slots 331a, the holder 100 is correspondingly provided with the elastic clips 30, and the elastic clips 30 are inserted into one of the slots 331 a. Wherein, draw-in groove 331a can be arc draw-in groove 331, elasticity fastener 30 has fixed part and elasticity joint portion, the fixed part is fixed on a support seat 100, elasticity joint portion cartridge forms elasticity butt with connecting portion 331 in the draw-in groove 331a of connecting portion 331, when exerting certain exogenic action to holding arm 330 and making it slide relative support seat 100, the elasticity joint portion of elasticity fastener 30 will be automatic withdraws from present inserted draw-in groove 331a, and insert in another draw-in groove 331a of connecting portion 331, in order to fix a position, easy operation and convenient to use. Preferably, two opposite side walls of the connecting portion 331 are formed with two engaging grooves 331a, the engaging grooves 331 are equal in number and correspond in position, two elastic clips 30 are correspondingly disposed, and the two elastic clips 30 are respectively disposed on two opposite sides of the supporting arm 330.

In a preferred embodiment, the supporting arm 330 is connected to a third transmission member (not shown), and the control mechanism 500 controls the driving wheel 20 to move to connect the first transmission member 230, the second transmission member 320 or the third transmission member. Wherein, through the control of the control mechanism 500, the driving wheel 20 can move on the output shaft 410 of the driving motor 400 to reach the position of the third transmission member to connect with the third transmission member. When the driving wheel 20 is connected to the third transmission member, the driving motor 400 is driven to rotate the driving wheel 20 to drive the third transmission member, so as to drive the supporting arm 330 to slide relative to the support base 100, thereby achieving automatic adjustment of the position of the mobile phone. That is, in the present embodiment, the mobile phone mentioned in the foregoing embodiment may be stationary, and the charging coil 220 is moved to achieve the charging alignment; the charging coil 220 can also be fixed, and the charging alignment can be realized by moving the mobile phone.

As for the control mechanism 500, reference may be made to the use of electromagnets and springs in the foregoing embodiments, specifically, an electromagnet and a spring are respectively disposed on two opposite sides of the driving wheel 20, and when neither electromagnet is powered, the driving wheel 20 is in the middle position and is connected to one of the driving members (e.g., the second driving member); when one of the two electromagnets is energized, the driving wheel 20 moves to a corresponding position to connect with one of the other two driving members (e.g. the first driving member); when the other of the two electromagnets is energised, the drive wheel 20 moves to the corresponding position to engage the other of the other two drive members (e.g. the third drive member). The spring can drive the driving wheel 20 to move and reset when the corresponding electromagnet is powered off.

In a preferred embodiment, the transmission wheel 20 is a gear wheel, and the third transmission member is a rack capable of being engaged with the gear wheel. The transmission wheel 20 adopts a gear, the third transmission part correspondingly adopts a rack, the structure is simple, the arrangement is convenient, and the transmission wheel 20 and the third transmission part can form a stable meshing connection relationship so as to carry out meshing transmission.

In a preferred embodiment, the vehicle mount further comprises:

and the detection mechanism 600, wherein the detection mechanism 600 is electrically connected with the control circuit board 10.

Wherein, detection mechanism 600's effect lies in detecting whether there is mobile terminal to be close to a support seat 100 or whether placed mobile terminal on the support seat 100, and detection mechanism 600's structural style can be multiple, for example, detection mechanism 600 includes infrared sensor, and infrared sensor sets up on a support seat 100. When the mobile phone is close to the support base 100 and is detected by the infrared sensor, the infrared sensor immediately sends a detection signal to the control circuit board 10, and then the clamping mechanism 300 and the automatic alignment charging mechanism 200 are correspondingly controlled by the control circuit board 10 to complete the mobile phone clamping and charging coil 220 automatic alignment functions. Of course, besides, the detection mechanism 600 may also be other, and in combination with the above embodiments, the detection mechanism 600 includes a gravity sensor, and the gravity sensor is disposed on the supporting arm 330, so that when the mobile phone is placed on the supporting arm 330, it can be detected that the mobile terminal is placed on the support base 100.

What just go up be the utility model discloses a part or preferred embodiment, no matter be characters or the drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic thought down, utilize the equivalent structure transform that the contents of the description and the drawing do, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.

Claims

1. An on-board vehicle cradle, comprising:

the bracket seat is internally provided with a control circuit board;

the automatic alignment charging mechanism comprises a coil fixing frame arranged in the bracket seat in a sliding manner and a charging coil arranged on the coil fixing frame, and the coil fixing frame is connected with a first transmission piece;

the clamping mechanism comprises two clamping arms which can move relatively on the bracket base to clamp the mobile terminal, and the clamping arms are connected with a second transmission piece;

2. The vehicle mount bracket of claim 1, wherein the transmission wheel is a gear, and the first transmission member and the second transmission member are racks capable of being engaged with the gear.

3. The vehicle-mounted bracket according to claim 1, wherein the control mechanism comprises a first electromagnet and a reset member, the first electromagnet is arranged in the bracket seat and electrically connected with the control circuit board and used for driving the transmission wheel to move in a forward direction on the output shaft of the driving motor in an electrified state, and the reset member is used for driving the transmission wheel to move in a reverse direction on the output shaft of the driving motor.

4. The vehicle-mounted bracket according to claim 3, wherein the reset member is a second electromagnet, and the second electromagnet is electrically connected with the control circuit board and is respectively arranged on two opposite sides of the driving wheel with the first electromagnet.

5. The vehicle-mounted bracket according to claim 3, wherein the reset member is a spring, and the spring and the first electromagnet are arranged on the same side of the transmission wheel or on two opposite sides of the transmission wheel respectively.

6. The vehicle-mounted support according to claim 1, wherein a holding arm is connected to one end of the support base, and the holding arm can move or be positioned relative to the support base.

7. The vehicle-mounted bracket according to claim 6, wherein the supporting arm comprises a connecting part and a supporting part which are connected in a corner manner, the connecting part is connected with the bracket base, at least one side wall of the connecting part is formed with a plurality of clamping grooves, and the bracket base is correspondingly provided with elastic clamping pieces which are inserted into one of the clamping grooves.

8. The vehicle mount bracket of claim 6, wherein a third transmission member is connected to the holding arm, and the control mechanism controls the transmission wheel to move to connect the first transmission member, the second transmission member or the third transmission member.

9. The vehicle mount bracket of claim 8, wherein the transmission wheel is a gear and the third transmission member is a rack that can be engaged with the gear.

10. The vehicular support of any one of claims 1-9, further comprising: