阅读说明：本技术 一种电机驱动式多轴联动车载无线充电支架 (Motor-driven multi-axis linkage vehicle-mounted wireless charging support ) 是由 朱长仙 于 2021-09-03 设计创作，主要内容包括：本发明公开了一种电机驱动式多轴联动车载无线充电支架,其包括有壳体和两个夹杆,壳体的边缘处设有托架,夹杆是包括有横向齿条支臂和竖直夹持支臂的“L”形夹杆,两个横向齿条支臂由两侧插入壳体内,且两个横向齿条支臂相互平行,壳体的顶部固定有顶壳,顶壳内侧设有能够纵向滑动的线圈支架,线圈支架上设有无线充电模块,壳体内设有驱动电机,驱动电机通过一联动机构驱使两个横向齿条支臂和线圈支架同步运动,其中：当驱动电机驱使两个横向齿条支臂相对张开时,线圈支架随之向上运动；当驱动电机驱使两个横向齿条支臂相对合拢时,线圈支架随之向下运动。本发明能够兼容多种尺寸手机,而且能够保证高效率充电。(The invention discloses a motor-driven multi-shaft linkage vehicle-mounted wireless charging support which comprises a shell and two clamping rods, wherein a bracket is arranged at the edge of the shell, the clamping rods are L-shaped clamping rods comprising transverse rack support arms and vertical clamping support arms, the two transverse rack support arms are inserted into the shell from two sides and are parallel to each other, a top shell is fixed at the top of the shell, a coil support capable of longitudinally sliding is arranged on the inner side of the top shell, a wireless charging module is arranged on the coil support, a driving motor is arranged in the shell, and the driving motor drives the two transverse rack support arms and the coil support to synchronously move through a linkage mechanism, wherein: when the driving motor drives the two transverse rack support arms to be relatively opened, the coil support moves upwards along with the two transverse rack support arms; when the driving motor drives the two transverse rack support arms to be relatively folded, the coil support moves downwards along with the transverse rack support arms. The invention can be compatible with mobile phones with various sizes and can ensure high-efficiency charging.)

1. The utility model provides a motor-driven multi-axis linkage vehicle-mounted wireless charging support, which is characterized in that, including casing (1) and two clamping bars (2), the edge of casing (1) is equipped with bracket (3), clamping bar (2) are "L" shape clamping bar including horizontal rack support arm (20) and vertical centre gripping support arm (21), and two horizontal rack support arms (20) are inserted by both sides in casing (1), and two horizontal rack support arms (20) are parallel to each other, the top of casing (1) is fixed with top shell (4), top shell (4) inboard is equipped with coil support (5) that can vertically slide, be equipped with wireless charging module (8) on coil support (5), be equipped with driving motor (7) in casing (1), driving motor (7) order to two horizontal rack support arms (20) and coil support (5) simultaneous movement through a linkage mechanism, wherein:

when the driving motor (7) drives the two transverse rack support arms (20) to be relatively opened, the coil support (5) moves upwards along with the transverse rack support arms;

when the driving motor (7) drives the two transverse rack support arms (20) to be relatively closed, the coil support (5) moves downwards along with the transverse rack support arms.

2. The motor-driven multi-shaft linkage vehicle-mounted wireless charging support frame as claimed in claim 1, wherein sliding grooves (101) are respectively formed in two sides of the housing (1), two transverse rack support arms (20) are respectively inserted into the two sliding grooves (101), and the transverse rack support arms (20) are in sliding fit with the sliding grooves (101).

3. The vehicle-mounted wireless charging support with motor-driven multi-axis linkage as recited in claim 2, characterized in that the linkage mechanism comprises a central gear (9), the central gear (9) is in transmission connection with an output shaft of the driving motor (7), two transverse rack arms (20) are respectively arranged at two sides of the central gear (9), and the two transverse rack arms (20) are both meshed with the central gear (9).

4. The motor-driven multi-shaft linkage vehicle-mounted wireless charging support according to claim 3, wherein a longitudinal rack (50) is arranged at the bottom of the coil support (5), and the longitudinal rack (50) is meshed with the central gear (9).

5. The motor-driven multi-shaft linkage vehicle-mounted wireless charging support frame is characterized in that an inverted U-shaped cover plate (10) is fixed in the shell (1), and the cover plate (10) is covered above the two transverse rack support arms (20).

6. The motor-driven multi-axis linkage vehicle-mounted wireless charging stand according to claim 5, wherein a through hole (11) is formed in the cover plate (10), the sun gear (9) passes through the through hole (11), and the coil support (5) is disposed above the cover plate (10).

7. The motor-driven multi-axis linkage vehicle-mounted wireless charging stand according to claim 5, characterized in that an upper baffle (102), a lower baffle (103) and two longitudinal baffles (104) parallel to each other are formed in the housing (1), the two longitudinal baffles (104) are connected between the upper baffle (102) and the lower baffle (103), and the vertical height of the longitudinal baffles (104) is smaller than the vertical height of the upper baffle (102) and the lower baffle (103).

8. The motor-driven multi-axis linkage vehicle-mounted wireless charging stand according to claim 7, wherein the longitudinal baffle (104) is a baffle with a trapezoidal cross section.

9. The motor-driven multi-axis linkage vehicle-mounted wireless charging stand according to claim 7, wherein a buckle (105) is respectively arranged on the outer sides of the upper baffle plate (102) and the lower baffle plate (103), bayonets (106) are respectively arranged on two sides of the cover plate (10), the cover plate (10) spans the outer sides of the upper baffle plate (102) and the lower baffle plate (103), and the buckle (105) and the bayonets (106) are mutually clamped.

10. The motor-driven multi-axis linkage vehicle-mounted wireless charging stand according to claim 1, wherein a recess for accommodating the driving motor (7) is formed at the bottom of the housing (1).

Technical Field

The invention relates to a mobile phone support, in particular to a motor-driven multi-shaft linkage vehicle-mounted wireless charging support.

Background

The mobile phone support is a device for clamping and supporting a mobile phone, and along with the expansion of the application range, a plurality of vehicle-mounted environments are provided with the mobile phone support device, and meanwhile, in order to meet the wireless charging requirement, the existing mobile phone support is also provided with a wireless charging module. However, in practical application, due to different sizes of the mobile phones, it is difficult to ensure that the mobile phone holder and the wireless charging module of the mobile phone are accurately aligned, and when the wireless charging modules of the mobile phone holder and the wireless charging module of the mobile phone are not aligned, the charging efficiency is reduced, and the requirement for quick charging cannot be met. Referring to fig. 12, in the conventional mobile phone, the wireless charging module of the mobile phone is substantially disposed at the center of the back of the mobile phone, and for mobile phones with different sizes, the vertical heights (h1, h2, and h3) of the center positions of the wireless charging module are different, and the conventional mobile phone holder cannot accommodate mobile phones with various sizes and models due to the position of the wireless charging module, so that the compatibility is poor.

Disclosure of Invention

The invention aims to solve the technical problem of providing a motor-driven multi-axis linkage vehicle-mounted wireless charging support which is compatible with mobile phones of various sizes and can ensure high-efficiency charging, aiming at the defects of the prior art.

In order to solve the technical problems, the invention adopts the following technical scheme.

The utility model provides an on-vehicle wireless support that charges of motor-driven multiaxis linkage, it is including casing and two clamping bars, the edge of casing is equipped with the bracket, the clamping bar is "L" shape clamping bar including horizontal rack support arm and vertical centre gripping support arm, and two horizontal rack support arms are inserted by both sides in the casing, and two horizontal rack support arms are parallel to each other, the top of casing is fixed with a shell, it can longitudinal sliding's coil brace to push up the shell inboard to be equipped with, be equipped with the wireless module of charging on the coil brace, be equipped with driving motor in the casing, driving motor orders about two horizontal rack support arms through a link gear with coil brace synchronous motion, wherein: when the driving motor drives the two transverse rack support arms to be relatively opened, the coil support moves upwards along with the two transverse rack support arms; when the driving motor drives the two transverse rack support arms to be relatively folded, the coil support moves downwards along with the driving motor.

Preferably, the two sides of the shell are respectively provided with a sliding groove, the two transverse rack support arms are respectively inserted into the two sliding grooves, and the transverse rack support arms are in sliding fit with the sliding grooves.

Preferably, the linkage mechanism comprises a central gear, the central gear is in transmission connection with an output shaft of the driving motor, two transverse rack support arms are respectively arranged on two sides of the central gear, and the two transverse rack support arms are meshed with the central gear.

Preferably, the bottom of the coil support is provided with a longitudinal rack, and the longitudinal rack is meshed with the central gear.

Preferably, an inverted "U" -shaped cover plate is fixed in the housing, and the cover plate is arranged above the two transverse rack support arms.

Preferably, a through hole is formed in the cover plate, the central gear penetrates through the through hole, and the coil support is arranged above the cover plate.

Preferably, an upper baffle, a lower baffle and two longitudinal baffles parallel to each other are formed in the shell, the two longitudinal baffles are connected between the upper baffle and the lower baffle, and the vertical height of the longitudinal baffles is smaller than that of the upper baffle and that of the lower baffle.

Preferably, the longitudinal baffle is a baffle with a trapezoidal cross section.

Preferably, the outer sides of the upper baffle plate and the lower baffle plate are respectively provided with a buckle, bayonets are respectively arranged on two sides of the cover plate, the cover plate is arranged on the outer sides of the upper baffle plate and the lower baffle plate in a spanning mode, and the buckles are mutually clamped with the bayonets.

Preferably, a recess for receiving the driving motor is formed at a bottom of the housing.

In the motor-driven multi-shaft linkage vehicle-mounted wireless charging support disclosed by the invention, under the action of power output by the driving motor, two transverse rack support arms and the coil support can be driven to synchronously move, specifically, when the driving motor drives the two transverse rack support arms to be relatively opened, the coil support moves upwards along with the two transverse rack support arms, a mobile phone can be placed on the bracket at the moment, then the driving motor is controlled to move, when the driving motor drives the two transverse rack support arms to be relatively closed, the coil support moves downwards along with the two transverse rack support arms, and for mobile phones of different sizes, the widths of the mobile phones are different in size, so that when a user loads a mobile phone with a larger size, the mobile phone is influenced by the widths, the downward movement distance of the coil support is smaller, and the mobile phone is matched with a wireless charging module with a higher vertical height; when a user installs a small-sized mobile phone, the downward movement distance of the coil support is large, so that the coil support is matched with a small-sized mobile phone wireless charging module with a low vertical height. Based on the principle, the mobile phone support can ensure that the mobile phone support and the wireless charging module of the mobile phone are aligned as much as possible when the mobile phones with different sizes are clamped through reasonable action setting, so that the mobile phones with different sizes can be charged efficiently, and the compatibility of the mobile phone support is greatly improved.

Drawings

Fig. 1 is a perspective view of a vehicle-mounted wireless charging stand;

fig. 2 is a side view of an in-vehicle wireless charging stand;

FIG. 3 is a block diagram of the vehicle wireless charging stand in an open state;

fig. 4 is a structural diagram of a clamped state of the vehicle-mounted wireless charging stand;

FIG. 5 is a first internal structure view of the vehicle-mounted wireless charging stand;

fig. 6 is a first exploded view of the vehicle-mounted wireless charging stand;

fig. 7 is a second exploded view of the vehicle-mounted wireless charging stand;

FIG. 8 is a second internal view of the vehicle-mounted wireless charging cradle;

FIG. 9 is a bottom view of the coil support;

fig. 10 is a first exploded view of the coil support and the wireless charging module;

fig. 11 is a second exploded view of the coil support and the wireless charging module;

fig. 12 is a schematic vertical height view of wireless charging modules of different sized mobile phones;

FIG. 13 is a first structural view of the support mechanism;

FIG. 14 is a second view of the support mechanism;

fig. 15 is a third structural view of the support mechanism.

Detailed Description

The invention is described in more detail below with reference to the figures and examples.

Example one

This embodiment has proposed a motor-driven multi-axis linkage vehicle-mounted wireless support that charges, combines fig. 1 to 12 to show, and it is including casing 1 and two clamping bars 2, the edge of casing 1 is equipped with bracket 3, clamping bar 2 is "L" shape clamping bar including horizontal rack support arm 20 and vertical centre gripping support arm 21, and two horizontal rack support arms 20 are inserted by both sides in the casing 1, and two horizontal rack support arms 20 are parallel to each other, the top of casing 1 is fixed with top shell 4, top shell 4 inboard is equipped with coil support 5 that can longitudinal sliding, be equipped with wireless module 8 that charges on the coil support 5, be equipped with driving motor 7 in the casing 1, driving motor 7 orders about two horizontal rack support arms 20 through a link gear and coil support 5 simultaneous movement, wherein:

when the driving motor 7 drives the two transverse rack support arms 20 to be relatively opened, the coil support 5 moves upwards along with the two transverse rack support arms;

when the driving motor 7 drives the two transverse rack arms 20 to close relatively, the coil support 5 moves downwards along with the two transverse rack arms.

In the above structure, under the power output by the driving motor 7, the two transverse rack support arms 20 and the coil support 5 can be driven to move synchronously, specifically, when the driving motor 7 drives the two transverse rack support arms 20 to open relatively, the coil support 5 moves upwards along with the two transverse rack support arms, at this time, the mobile phone 100 can be placed on the bracket 3, and then the driving motor 7 is controlled to move, when the driving motor 7 drives the two transverse rack support arms 20 to close relatively, the coil support 5 moves downwards along with the two transverse rack support arms, for mobile phones of different sizes, the widths of the mobile phones are different, so that when a user puts in a mobile phone of a larger size, the downward movement distance of the coil support 5 is smaller, and the mobile phone is matched with a wireless charging module with a higher vertical height; when a user puts in a small-sized mobile phone, the downward movement distance of the coil support 5 is large, so that the coil support is matched with a small-sized mobile phone wireless charging module with a low vertical height. Based on the principle, the mobile phone support can ensure that the mobile phone support and the wireless charging module of the mobile phone are aligned as much as possible when the mobile phones with different sizes are clamped through reasonable action setting, so that the mobile phones with different sizes can be charged efficiently, and the compatibility of the mobile phone support is greatly improved.

In order to ensure that the transverse rack support arm 20 moves smoothly, in this embodiment, sliding grooves 101 are respectively formed on two sides of the housing 1, the two transverse rack support arms 20 are respectively inserted into the two sliding grooves 101, and the transverse rack support arms 20 are in sliding fit with the sliding grooves 101.

In order to realize the combined driving, in this embodiment, the linkage mechanism includes a central gear 9, the central gear 9 is in transmission connection with the output shaft of the driving motor 7, two transverse rack support arms 20 are respectively disposed on two sides of the central gear 9, and both the two transverse rack support arms 20 are engaged with the central gear 9.

Regarding the longitudinal movement principle of the coil support 5, in this embodiment, the bottom of the coil support 5 is provided with a longitudinal rack 50, and the longitudinal rack 50 is engaged with the central gear 9.

The linkage mechanism is simple in structure and easy to realize, only one central gear 9 is needed to drive, and the reliability of synchronous motion is high.

In order to limit the two transverse rack arms 20, in the embodiment, an inverted "U" shaped cover plate 10 is fixed in the housing 1, and the cover plate 10 is covered above the two transverse rack arms 20.

In this embodiment, the cover plate 10 is provided with a through hole 11, the sun gear 9 passes through the through hole 11, and the coil support 5 is disposed above the cover plate 10.

Preferably, an upper baffle plate 102, a lower baffle plate 103 and two longitudinal baffle plates 104 parallel to each other are formed in the housing 1, the two longitudinal baffle plates 104 are connected between the upper baffle plate 102 and the lower baffle plate 103, and the vertical height of the longitudinal baffle plates 104 is smaller than the vertical height of the upper baffle plate 102 and the lower baffle plate 103.

Wherein, under the restriction of the upper baffle plate 102 and the lower baffle plate 103, a sliding space is provided for the two transverse rack arms 20.

As a preferred structure, the longitudinal baffle 104 is a baffle with a trapezoidal cross section. The longitudinal baffle 104 with the above structure can be stably arranged in the shell 1, and the stability of the trapezoidal section structure is better.

In order to reliably fix the cover plate 10 and achieve screw-free installation, in this embodiment, the outer sides of the upper baffle plate 102 and the lower baffle plate 103 are respectively provided with a buckle 105, the two sides of the cover plate 10 are respectively provided with a bayonet 106, the cover plate 10 is spanned on the outer sides of the upper baffle plate 102 and the lower baffle plate 103, and the buckle 105 and the bayonet 106 are mutually clamped.

In order to save space, in the present embodiment, the bottom of the housing 1 is formed with a recess for accommodating the driving motor 7.

In order to enable the coil support 5 to move longitudinally and smoothly, in this embodiment, two longitudinal sliding rods 12 parallel to each other are fixed in the housing 1, four sliding rod buckles 51 are formed at the bottom of the coil support 5, the four sliding rod buckles 51 are respectively arranged at two sides of the coil support 5, the longitudinal sliding rods 12 are clamped in the sliding rod buckles 51, and the sliding rod buckles 51 are in sliding fit with the longitudinal sliding rods 12.

As a preferable mode, an opening 40 is formed in the top case 4, the wireless charging module 8 is disposed in the opening 40, and the wireless charging module 8 can move longitudinally relative to the opening 40. Based on the matching of the opening 40 and the wireless charging module 8, the coil support 5 can be limited, so that the coil support 5 is limited to the inner side of the top shell 4.

In this embodiment, the wireless charging module 8 protrudes above the top case 4 by a predetermined height. The above structure preferably adopts a mode that the wireless charging module 8 protrudes upwards, and the protruding structure can ensure that the wireless charging module 8 is tightly attached to the back side of the mobile phone 100, so that the charging efficiency is improved.

Further, the top of coil support 5 is equipped with circular slot 52, wireless module 8 that charges is including wireless charging coil 80 and coil apron 81, wireless charging coil 80 card is located in the circular slot 52, coil apron 81 lid fits the top of circular slot 52.

Preferably, a bottom ring 53 is fixed to the bottom of the coil support 5, a plurality of magnets 54 are fixed to the bottom ring 53, a plurality of magnet insertion holes 55 are formed in the circular notch 52, the plurality of magnet insertion holes 55 are distributed along the periphery of the wireless charging coil 80, the magnet insertion holes 55 are aligned with the magnets 54 one by one, and the magnets 54 pass through the magnet insertion holes 55. The magnet structure with the annular distribution is beneficial to magnetic attraction and matching with the mobile phone with the magnet inside, so that the mobile phone is reliably attracted to the mobile phone support, and the stability and reliability of the mobile phone support for clamping the mobile phone are improved.

In this embodiment, a semicircular plate 56 is formed inside the circular notch 52, and the longitudinal rack 50 is formed on the semicircular plate 56. The semi-circular plate 56 is matched with the longitudinal rack 50, so that the meshing relationship between the coil support 5 and the central gear 9 is more stable and reliable.

In order to realize electrical control, in this embodiment, a PCB 13 is fixed in the housing 1, the driving motor 7 and the wireless charging coil 80 are respectively and electrically connected to the PCB 13, and the PCB 13 is used to control the operation of the driving motor 7 and control the charging state of the wireless charging coil 80.

Further, two sides of the housing 1 are respectively embedded with a touch switch 14, and the touch switches 14 are electrically connected to the PCB 13.

Example two

In practical application, in order to guarantee higher charging efficiency, the wireless charging module on the mobile phone support should have certain position adjustment function according to the difference of mobile phone size, and therefore how to realize the synchronous motion of the wireless charging module along with the clamping bars on the two sides of the mobile phone support is a technical problem to be solved urgently in the prior art.

To this end, the embodiment provides a motor-driven linkage mechanism for a mobile phone holder, which can ensure that a wireless charging module moves longitudinally along with two clamping bars, so as to adapt to mobile phones with various sizes and ensure that a mobile phone holder and the wireless charging module of the mobile phone are aligned correctly, and as shown in fig. 1 to 11, the mobile phone holder includes a housing 1 and two clamping bars 2, the clamping bars 2 include transverse rack support arms 20, the two transverse rack support arms 20 are inserted into the housing 1 from two sides, the two transverse rack support arms 20 are parallel to each other, a coil support 5 capable of moving longitudinally is arranged above the transverse rack support arms 20, a driving motor 7 and a central gear 9 are arranged in the housing 1, the central gear 9 is in transmission connection with an output shaft of the driving motor 7, the two transverse rack support arms 20 are respectively arranged at two sides of the central gear 9, and two horizontal rack support arms 20 all with central gear 9 meshes mutually, the bottom of coil support 5 is equipped with vertical rack 50, vertical rack 50 with central gear 9 meshes mutually, works as driving motor 7 passes through central gear 9 orders about two horizontal rack support arms 20 when keeping away from each other, central gear 9 orders about coil support 5 synchronous upward movement, works as driving motor 7 passes through central gear 9 orders about two horizontal rack support arms 20 when being close to relatively, central gear 9 orders about coil support 5 synchronous downward movement.

In the structure, the two transverse rack support arms 20 and the coil support 5 are arranged on the shell 1 at the same time, and under the linkage action of the central gear 9, the two transverse rack support arms 20 and the coil support 5, when a user installs a mobile phone with a large size, the downward movement distance of the coil support 5 is small under the influence of the width of the mobile phone, so that the coil support is matched with a wireless charging module with a high vertical height; when a user puts in a small-sized mobile phone, the downward movement distance of the coil support 5 is large, so that the coil support is matched with a small-sized mobile phone wireless charging module with a low vertical height. Based on the principle, the mobile phone wireless charging device can ensure that the wireless charging module synchronously and longitudinally moves along with the two clamping rods through reasonable action setting, so that the mobile phone wireless charging device can be adapted to mobile phones with various sizes, and the mobile phone support can be ensured to be accurately aligned with the wireless charging module of the mobile phone, thereby better meeting application requirements.

As a preferred structure, the lateral rack arm 20 on the left side extends to below the central gear 9, the lateral rack arm 20 on the right side extends to above the central gear 9, and the longitudinal rack 50 is located on the left side of the central gear 9. The above structure enables the sun gear 9 to be simultaneously linked with the two lateral rack arms 20 and the coil support 5.

In order to enable the coil support 5 to move up and down smoothly, in this embodiment, two longitudinal sliding rods 12 parallel to each other are fixed in the housing 1, four sliding rod buckles 51 are formed at the bottom of the coil support 5, the four sliding rod buckles 51 are respectively arranged at two sides of the coil support 5, the longitudinal sliding rods 12 are clamped in the sliding rod buckles 51, and the sliding rod buckles 51 are in sliding fit with the longitudinal sliding rods 12.

In this embodiment, an inverted "U" shaped cover plate 10 is fixed in the housing 1, and the cover plate 10 is covered above the two transverse rack arms 20. The cover plate 10 has a limiting function for the two lateral rack arms 20.

In this embodiment, a top case 4 is fixed to the top of the housing 1, and the coil support 5 is disposed inside the top case 4.

Further, a wireless charging module 8 is arranged on the coil support 5.

In order to limit the coil support 5, in this embodiment, an opening 40 is formed in the top case 4, the wireless charging module 8 is disposed in the opening 40, and the wireless charging module 8 can move longitudinally relative to the opening 40.

Further, the wireless charging module 8 protrudes above the top case 4 by a preset height.

This embodiment still has the function of magnetism and inhale the cell-phone, specifically means, the top of coil support 5 is equipped with circular slot 52, wireless charging module 8 is including wireless charging coil 80 and coil apron 81, wireless charging coil 80 card is located in the circular slot 52, coil apron 81 lid fits the top of circular slot 52.

In order to improve the reliability of the longitudinal movement, in the present embodiment, a semicircular plate 56 is formed inside the circular notch 52, and the longitudinal rack 50 is formed on the semicircular plate 56.

EXAMPLE III

In this embodiment, the mobile phone support may be installed and fixed on an air outlet grid of an automobile, and as shown in fig. 1, fig. 2, fig. 13, fig. 14 and fig. 15, in this embodiment, a supporting mechanism 6 is disposed at the bottom of the housing 1, the supporting mechanism 6 includes a vertical rod 60 and a lock housing 61, a hook portion 62 is formed at the bottom of the vertical rod 60, the vertical rod 60 penetrates through the lock housing 61 and is slidably connected with the lock housing 61, and a locking mechanism for fastening the vertical rod 60 to the lock housing 61 is disposed on the lock housing 61.

Furthermore, the locking mechanism comprises a sliding block 63 and a locking spring 64, wherein vertical rod teeth 600 are formed on the side of the vertical rod 60, a locking tongue 630 is formed on the sliding block 63, the locking spring 64 abuts against between the lock case 61 and the sliding block 63, and the locking tongue 630 is clamped to the vertical rod teeth 600 by means of the elastic force exerted by the locking spring 64.

Preferably, the sliding block 63 and the locking spring 64 are both arranged in the lock case 61, the end of the sliding block 63 passes through the lock case 61, a through hole 631 is formed in the sliding block 63, the vertical rod 60 passes through the through hole 631, the latch 630 is located inside the through hole 631, two arc-shaped legs 65 are formed on the outer side of the lock case 61, and the arc-shaped legs 65 are connected with the lock case 61 through a connecting arm 66.

Under the effect of above-mentioned supporting mechanism 6, utilize and collude shape portion 62 and can be with cell phone stand reliable and stable centre gripping in the air outlet grid of car, simultaneously under locking mechanism's effect, can realize the regulation to the centre gripping width, and then be applicable to the automobile air outlet grid of multiple width, improved the compatibility of product greatly, better satisfied market demand.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the technical scope of the present invention should be included in the scope of the present invention.