CN215851023U

CN215851023U - Electric mobile phone support

Info

Publication number: CN215851023U
Application number: CN202121897900.2U
Authority: CN
Inventors: 陈小华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-18
Anticipated expiration: 2031-08-13

Abstract

The utility model is an electric mobile phone support, comprising: the bracket comprises a rectangular box-shaped bracket body, a fixed clamping arm arranged at one end of the bracket body, a movable clamping arm arranged at the other end of the bracket body and a motor for driving the movable clamping arm; the movable clamping arm comprises a movable clamping part and a telescopic part extending into the bracket body from the end part of the bracket body, and one end part of the telescopic part is fixed with the movable clamping part to drive the movable clamping part to leave or approach the bracket body; the telescopic part is arranged at the bottom of the bracket body and comprises a first telescopic part and a second telescopic part, wherein the opposite surfaces of the first telescopic part and the second telescopic part are provided with teeth; an output gear of the motor is meshed with teeth on the second telescopic part; the second gear is meshed with the teeth on the first telescopic part. In the utility model, because the two gears are respectively meshed with the first telescopic part and the second telescopic part, the force is balanced, the pressure between the gears is normal, and the service life of the gear is ensured to be long.

Description

Electric mobile phone support

Technical Field

The utility model relates to the field of mobile phone supports, in particular to an electric mobile phone support capable of clamping a mobile phone to prevent the mobile phone from falling off.

Background

The mobile phone support is used for supporting a mobile phone, and hands can be liberated by supporting the mobile phone through the mobile phone support, so that the mobile phone support is popular among mobile phone users. At present, the mobile phone support can be divided into several major categories, such as a magnetic suction type, a mechanical reset spring clamping type, a gravity spring linkage type and a motor driving type. Magnetic suction type, mechanical reset spring clamping type and gravity spring linkage type mobile phone supports respectively have advantages and disadvantages. The motor-driven mobile phone support, namely the electric mobile phone support, can automatically clamp the mobile phone, and when the mobile phone is placed in the support, the motor drives the two arms to clamp the mobile phone.

At present, an electric mobile phone support generally comprises a support body, a clamping arm is fixedly installed at one end of the support body, a movable clamping arm is arranged at the other end of the support body, and the movable clamping arm moves in a telescopic mode under the driving of a motor to loosen or clamp a mobile phone.

At present, the motor is installed on the stake body, and the stake body generally is the box body of a cuboid, and the motor is installed on the box body, and activity centre gripping arm comprises clamping part and pars contractilis, and the pars contractilis is in the box body, generally is the pars contractilis of rectangle, is provided with the gear engagement's that the motor drove rack in one side of pars contractilis, and the motor drives the rack and realizes that the pars contractilis drives the clamping part centre gripping or releases the cell-phone. However, the gear of the motor drives the falling rack on one side, so that the driving is unbalanced, and the service life of the electric mobile phone support is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric mobile phone support aiming at the defect that the service life of the electric mobile phone support is shortened due to the fact that a gear of a motor drives a falling rack on one side to drive the rack unevenly at present.

The technical scheme adopted by the utility model for realizing the technical purpose is as follows: a power cell phone stand, comprising: the bracket comprises a rectangular box-shaped bracket body, a fixed clamping arm arranged at one end of the bracket body, a movable clamping arm arranged at the other end of the bracket body and a motor for driving the movable clamping arm; the movable clamping arm comprises a movable clamping part and a telescopic part extending into the bracket body from the end part of the bracket body, and one end part of the telescopic part is fixed with the movable clamping part to drive the movable clamping part to leave or approach the bracket body; the telescopic part is arranged at the bottom of the bracket body and comprises a first telescopic part and a second telescopic part, wherein the opposite surfaces of the first telescopic part and the second telescopic part are provided with teeth; an output gear of the motor is meshed with teeth on the second telescopic part; the gear mechanism further comprises a second gear meshed with the output gear, and the second gear is further meshed with teeth on the first telescopic part.

Further, in the above-mentioned electric mobile phone support: the first telescopic part or the second telescopic part is also provided with a limit groove which is consistent with the telescopic direction of the telescopic part, and a limit column arranged at the bottom of the bracket body is arranged in the limit groove.

Further, in the above-mentioned electric mobile phone support: and a damping spring for limiting the rotation speed of the second gear is arranged in the middle of the second gear.

Further, in the above-mentioned electric mobile phone support: and the damping body for limiting the collision of the first telescopic part and the second telescopic part is also arranged at the position of the bottom of the bracket body where the first telescopic part and the second telescopic part retract in place.

Further, in the above-mentioned electric mobile phone support: the support body on be provided with the interface that charges to setting up the battery charging in the support body, still be provided with the charactron that shows battery power on the casing of support body.

In the utility model, because the two gears are respectively meshed with the first telescopic part and the second telescopic part, the force is balanced, the pressure between the gears is normal, and the service life of the gear is ensured to be long.

In addition, the combination of the limiting groove and the limiting column can control the expansion range.

And the damping spring is arranged in the middle of the second gear, so that impact when the second gear extends outwards can be avoided, and meanwhile, when the motor drives the telescopic part to retract, the movable clamping arm can clamp the mobile phone under the action of the spring, and the motor does not need to work.

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a side view of an electric handset support in accordance with the present invention;

FIG. 2 is a front view of an electric mobile phone support according to the present invention;

fig. 3 is a structural view of an electric mobile phone support of the present invention.

Detailed Description

Embodiment 1, as shown in fig. 1, 2 and 3, this embodiment is an electric mobile phone support capable of being installed at an air outlet of an automobile air conditioner, as shown in fig. 1, 2 and 3, a main body of the electric mobile phone support, that is, a support body 1 is a rectangular box, a fixed clamping arm 2 is arranged at one end of the support body 1, a movable clamping arm 3 is arranged at the other end of the support body, and the movable clamping arm 3 is driven by a motor 4 to leave the end of the support body 1 and approach the end of the support body 1, so as to cooperate with the fixed clamping arm 2 to release the mobile phone or clamp the mobile phone. As shown in figure 1, the motor 4 is installed outside the rectangular box body, its output shaft can be inserted into the rectangular box body, drive the movement of the movable clamping arm 3, in addition, the motor 4 is supplied with power by the battery 5 installed in the rectangular box body, set up a switch on the fixed clamping arm 2 as the opening switch 2-1, when pressing the opening switch 2-1, the motor 4 movements drive the movable clamping arm 3 to loosen, in this embodiment, the motor uses the servomotor, its drive shaft rotates and can be rotated in counterclockwise as well as clockwise, can also mount the change gear on the output shaft, make its output speed suitable. As shown in fig. 1, the electric mobile phone holder in this embodiment can be fixed to a clip clipped on the air outlet of the vehicle air conditioner by using the mounting interface 6 on the holder body 1. When the mobile phone is clamped on the upper surface, the clamping switches 1-5 arranged on the shell of the bracket body 1 can be pressed, and at the moment, the motor 4 rotates reversely to drive the movable clamping arm 3 to contract to clamp the mobile phone. In addition, a charging interface of the battery 5 can be arranged on the shell of the bracket body 1, generally a MINI USB interface, the battery 5 arranged in the shell (cuboid box) can be charged by utilizing the interface, in addition, nixie tubes 1-4 for displaying the battery electric quantity can be arranged on the shell, the nixie tubes 1-4 can be two-digit or one-digit, when the nixie tubes are two-digit tubes, the percentage of the battery electric quantity can be displayed, and if only one digit is arranged, ten digits from 0 to 9 are displayed to respectively represent no electricity and 10% -90% of the electric quantity. Of course, the power display may also be displayed using a display screen on which a percentage is displayed.

In the electric mobile phone support of this embodiment, as shown in fig. 3, the movable clamping arm 3 includes a movable clamping portion 3-2 and an expansion portion 3-1 extending into the casing (rectangular box) of the support body 1 from the end of the support body 1, and one end of the expansion portion 3-1 is fixed to the movable clamping portion 3-2 to drive the movable clamping portion 3-2 to move away from or close to the support body 1; in this embodiment, the extension portion 3-1 is disposed at the bottom of the support body 1, which is actually the bottom of the rectangular box, and its extension direction may be the same as the length direction of the bottom (rectangle) of the rectangular box, or the width direction of the rectangle in other embodiments, in this embodiment, the housing of the support body 1 is a rectangular box, and when holding the mobile phone, the two ends of the mobile phone extend out from the two sides of the rectangular box from the middle of the mobile phone, and in other embodiments, the surface of the contact position between the housing of the support body 1 of the rectangular box and the mobile phone is the same as the back of the mobile phone. In this embodiment, the expansion part 3 comprises a first expansion part 3-1-1 and a second expansion part 3-1-2 with teeth on opposite surfaces; thus, racks are respectively formed on the opposite surfaces of the first telescopic part 3-1-1 and the second telescopic part 3-1-2, and an output gear 4-1 of the motor 4 is meshed with the racks formed by teeth on the second telescopic part 3-1-2; in addition, the device also comprises a second gear 4-2 meshed with the output gear 4-1, and the second gear 4-2 is also meshed with teeth on the first telescopic part 3-1-1. Thus, when the motor 4 works, the output shaft rotates to drive the output gear 4-1 to rotate, as the output gear 4-1 is meshed with the second gear 4-2, the second gear 4-2 also rotates synchronously, the output gear 4-1 drives the rack formed by the teeth on the second telescopic part 3-1-2 above the output gear to move, the second gear 4-2 drives the rack formed by the teeth on the first telescopic part 3-1-1 below the output gear to move, and the telescopic directions of the first telescopic part 3-1-1 and the second telescopic part 3-1-2 are consistent.

In this embodiment, the second expansion part 3-1-2 is further provided with a limit groove 3-3 having the same expansion direction as the expansion part 3-1, and the limit groove 3-3 is provided with a limit post 1-1 arranged at the bottom of the support body 1. The length of the limiting groove 3-3 is the expansion amplitude of the expansion part 3-1, when the servo motor drives the expansion part 3-1 to move, when the limiting column 1-1 reaches the end part, the pressure of the expansion part 3-1 is increased, and the motor 4 can be stopped.

In the embodiment, a damping spring 4-2-1 for limiting the rotation speed is arranged in the middle of the second gear 4-2. The damping spring 4-2-1 can prevent the movable clamping arm 3 from having large impact force when moving fast, and when the movable clamping arm 3 clamps the mobile phone, the clamping force is exerted on the mobile phone, and at the moment, the motor can be stopped.

In the embodiment, the damping body 1-2 for limiting the collision of the first telescopic part 3-1-1 and the second telescopic part 3-1-2 is further arranged at the position, retracted to the proper position, of the first telescopic part 3-1-1 and the second telescopic part 3-1-2 at the bottom of the support body 1. In this embodiment, the damping bodies 1-2 are silica gel pads, which have a buffering effect on the first stretching portion 3-1-1 and the second stretching portion 3-1-2, and in addition, a layer of silica gel sheet can be adhered to the inner sides of the clamping portions of the fixed clamping arm 2 and the movable clamping arm 3, so that the mobile phone can be better clamped.

Claims

1. A power cell phone stand, comprising:

the device comprises a rectangular box-shaped bracket body (1), a fixed clamping arm (2) arranged at one end of the bracket body (1), a movable clamping arm (3) arranged at the other end of the bracket body, and a motor (4) for driving the movable clamping arm (3); the method is characterized in that:

the movable clamping arm (3) comprises a movable clamping part (3-2) and a telescopic part (3-1) extending into the bracket body (1) from the end part of the bracket body (1), one end part of the telescopic part (3-1) is fixed with the movable clamping part (3-2) to drive the movable clamping part (3-2) to leave or approach the bracket body (1);

the telescopic part (3-1) is arranged at the bottom of the bracket body (1) and comprises a first telescopic part (3-1-1) and a second telescopic part (3-1-2) with teeth on opposite surfaces;

an output gear (4-1) of the motor (4) is meshed with teeth on the second telescopic part (3-1-2); the gear transmission mechanism further comprises a second gear (4-2) meshed with the output gear (4-1), and the second gear (4-2) is further meshed with teeth on the first telescopic part (3-1-1).

2. The electric handset support according to claim 1, wherein: the first telescopic part (3-1-1) or the second telescopic part (3-1-2) is also provided with a limiting groove (3-3) which is consistent with the telescopic direction of the telescopic part (3-1), and a limiting column (1-1) arranged at the bottom of the bracket body (1) is arranged in the limiting groove (3-3).

3. The electric handset support according to claim 1, wherein: a damping spring (4-2-1) for limiting the rotation speed of the second gear (4-2) is also arranged in the middle of the second gear.

4. The electric handset support according to claim 1, wherein: and a damping body (1-2) for limiting the collision of the first telescopic part (3-1-1) and the second telescopic part (3-1-2) is also arranged at the position of the first telescopic part (3-1-1) and the second telescopic part (3-1-2) retracting to the right position at the bottom of the bracket body (1).

5. The electric handset support according to any one of claims 1 to 4, wherein: the support body (1) is provided with a charging interface (1-3) for charging a battery (5) arranged in the support body (1), and a shell of the support body (1) is also provided with a nixie tube (1-4) for displaying the electric quantity of the battery (5).